/*
* Driver interaction with Linux nl80211/cfg80211
- * Copyright (c) 2002-2014, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2002-2015, Jouni Malinen <j@w1.fi>
* Copyright (c) 2003-2004, Instant802 Networks, Inc.
* Copyright (c) 2005-2006, Devicescape Software, Inc.
* Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net>
*/
#include "includes.h"
-#include <sys/ioctl.h>
#include <sys/types.h>
-#include <sys/stat.h>
#include <fcntl.h>
#include <net/if.h>
#include <netlink/genl/genl.h>
-#include <netlink/genl/family.h>
#include <netlink/genl/ctrl.h>
#ifdef CONFIG_LIBNL3_ROUTE
#include <netlink/route/neighbour.h>
#endif /* CONFIG_LIBNL3_ROUTE */
#include <linux/rtnetlink.h>
#include <netpacket/packet.h>
-#include <linux/filter.h>
#include <linux/errqueue.h>
-#include "nl80211_copy.h"
#include "common.h"
#include "eloop.h"
-#include "utils/list.h"
#include "common/qca-vendor.h"
#include "common/qca-vendor-attr.h"
#include "common/ieee802_11_defs.h"
#include "common/ieee802_11_common.h"
#include "l2_packet/l2_packet.h"
#include "netlink.h"
+#include "linux_defines.h"
#include "linux_ioctl.h"
#include "radiotap.h"
#include "radiotap_iter.h"
#include "rfkill.h"
-#include "driver.h"
-
-#ifndef SO_WIFI_STATUS
-# if defined(__sparc__)
-# define SO_WIFI_STATUS 0x0025
-# elif defined(__parisc__)
-# define SO_WIFI_STATUS 0x4022
-# else
-# define SO_WIFI_STATUS 41
-# endif
-
-# define SCM_WIFI_STATUS SO_WIFI_STATUS
-#endif
-
-#ifndef SO_EE_ORIGIN_TXSTATUS
-#define SO_EE_ORIGIN_TXSTATUS 4
-#endif
+#include "driver_nl80211.h"
-#ifndef PACKET_TX_TIMESTAMP
-#define PACKET_TX_TIMESTAMP 16
-#endif
-#ifdef ANDROID
-#include "android_drv.h"
-#endif /* ANDROID */
-#ifdef CONFIG_LIBNL20
-/* libnl 2.0 compatibility code */
-#define nl_handle nl_sock
-#define nl80211_handle_alloc nl_socket_alloc_cb
-#define nl80211_handle_destroy nl_socket_free
-#else
+#ifndef CONFIG_LIBNL20
/*
* libnl 1.1 has a bug, it tries to allocate socket numbers densely
* but when you free a socket again it will mess up its bitmap and
#ifdef ANDROID
/* system/core/libnl_2 does not include nl_socket_set_nonblocking() */
-static int android_nl_socket_set_nonblocking(struct nl_handle *handle)
-{
- return fcntl(nl_socket_get_fd(handle), F_SETFL, O_NONBLOCK);
-}
#undef nl_socket_set_nonblocking
#define nl_socket_set_nonblocking(h) android_nl_socket_set_nonblocking(h)
+
#endif /* ANDROID */
eloop_sock_handler handler,
void *eloop_data)
{
+#ifdef CONFIG_LIBNL20
+ /*
+ * libnl uses a pretty small buffer (32 kB that gets converted to 64 kB)
+ * by default. It is possible to hit that limit in some cases where
+ * operations are blocked, e.g., with a burst of Deauthentication frames
+ * to hostapd and STA entry deletion. Try to increase the buffer to make
+ * this less likely to occur.
+ */
+ if (nl_socket_set_buffer_size(*handle, 262144, 0) < 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Could not set nl_socket RX buffer size: %s",
+ strerror(errno));
+ /* continue anyway with the default (smaller) buffer */
+ }
+#endif /* CONFIG_LIBNL20 */
+
nl_socket_set_nonblocking(*handle);
eloop_register_read_sock(nl_socket_get_fd(*handle), handler,
eloop_data, *handle);
}
-#ifndef IFF_LOWER_UP
-#define IFF_LOWER_UP 0x10000 /* driver signals L1 up */
-#endif
-#ifndef IFF_DORMANT
-#define IFF_DORMANT 0x20000 /* driver signals dormant */
-#endif
-
-#ifndef IF_OPER_DORMANT
-#define IF_OPER_DORMANT 5
-#endif
-#ifndef IF_OPER_UP
-#define IF_OPER_UP 6
-#endif
-
-struct nl80211_global {
- struct dl_list interfaces;
- int if_add_ifindex;
- u64 if_add_wdevid;
- int if_add_wdevid_set;
- struct netlink_data *netlink;
- struct nl_cb *nl_cb;
- struct nl_handle *nl;
- int nl80211_id;
- int ioctl_sock; /* socket for ioctl() use */
-
- struct nl_handle *nl_event;
-};
-
-struct nl80211_wiphy_data {
- struct dl_list list;
- struct dl_list bsss;
- struct dl_list drvs;
-
- struct nl_handle *nl_beacons;
- struct nl_cb *nl_cb;
-
- int wiphy_idx;
-};
-
static void nl80211_global_deinit(void *priv);
-
-struct i802_bss {
- struct wpa_driver_nl80211_data *drv;
- struct i802_bss *next;
- int ifindex;
- u64 wdev_id;
- char ifname[IFNAMSIZ + 1];
- char brname[IFNAMSIZ];
- unsigned int beacon_set:1;
- unsigned int added_if_into_bridge:1;
- unsigned int added_bridge:1;
- unsigned int in_deinit:1;
- unsigned int wdev_id_set:1;
- unsigned int added_if:1;
- unsigned int static_ap:1;
-
- u8 addr[ETH_ALEN];
-
- int freq;
- int bandwidth;
- int if_dynamic;
-
- void *ctx;
- struct nl_handle *nl_preq, *nl_mgmt;
- struct nl_cb *nl_cb;
-
- struct nl80211_wiphy_data *wiphy_data;
- struct dl_list wiphy_list;
-};
-
-struct wpa_driver_nl80211_data {
- struct nl80211_global *global;
- struct dl_list list;
- struct dl_list wiphy_list;
- char phyname[32];
- u8 perm_addr[ETH_ALEN];
- void *ctx;
- int ifindex;
- int if_removed;
- int if_disabled;
- int ignore_if_down_event;
- struct rfkill_data *rfkill;
- struct wpa_driver_capa capa;
- u8 *extended_capa, *extended_capa_mask;
- unsigned int extended_capa_len;
- int has_capability;
-
- int operstate;
-
- int scan_complete_events;
- enum scan_states {
- NO_SCAN, SCAN_REQUESTED, SCAN_STARTED, SCAN_COMPLETED,
- SCAN_ABORTED, SCHED_SCAN_STARTED, SCHED_SCAN_STOPPED,
- SCHED_SCAN_RESULTS
- } scan_state;
-
- struct nl_cb *nl_cb;
-
- u8 auth_bssid[ETH_ALEN];
- u8 auth_attempt_bssid[ETH_ALEN];
- u8 bssid[ETH_ALEN];
- u8 prev_bssid[ETH_ALEN];
- int associated;
- u8 ssid[32];
- size_t ssid_len;
- enum nl80211_iftype nlmode;
- enum nl80211_iftype ap_scan_as_station;
- unsigned int assoc_freq;
-
- int monitor_sock;
- int monitor_ifidx;
- int monitor_refcount;
-
- unsigned int disabled_11b_rates:1;
- unsigned int pending_remain_on_chan:1;
- unsigned int in_interface_list:1;
- unsigned int device_ap_sme:1;
- unsigned int poll_command_supported:1;
- unsigned int data_tx_status:1;
- unsigned int scan_for_auth:1;
- unsigned int retry_auth:1;
- unsigned int use_monitor:1;
- unsigned int ignore_next_local_disconnect:1;
- unsigned int ignore_next_local_deauth:1;
- unsigned int allow_p2p_device:1;
- unsigned int hostapd:1;
- unsigned int start_mode_ap:1;
- unsigned int start_iface_up:1;
- unsigned int test_use_roc_tx:1;
- unsigned int ignore_deauth_event:1;
- unsigned int roaming_vendor_cmd_avail:1;
- unsigned int dfs_vendor_cmd_avail:1;
- unsigned int have_low_prio_scan:1;
- unsigned int force_connect_cmd:1;
- unsigned int addr_changed:1;
-
- u64 remain_on_chan_cookie;
- u64 send_action_cookie;
-
- unsigned int last_mgmt_freq;
-
- struct wpa_driver_scan_filter *filter_ssids;
- size_t num_filter_ssids;
-
- struct i802_bss *first_bss;
-
- int eapol_tx_sock;
-
- int eapol_sock; /* socket for EAPOL frames */
-
- struct nl_handle *rtnl_sk; /* nl_sock for NETLINK_ROUTE */
-
- int default_if_indices[16];
- int *if_indices;
- int num_if_indices;
-
- /* From failed authentication command */
- int auth_freq;
- u8 auth_bssid_[ETH_ALEN];
- u8 auth_ssid[32];
- size_t auth_ssid_len;
- int auth_alg;
- u8 *auth_ie;
- size_t auth_ie_len;
- u8 auth_wep_key[4][16];
- size_t auth_wep_key_len[4];
- int auth_wep_tx_keyidx;
- int auth_local_state_change;
- int auth_p2p;
-};
-
+static void nl80211_check_global(struct nl80211_global *global);
static void wpa_driver_nl80211_deinit(struct i802_bss *bss);
-static void wpa_driver_nl80211_scan_timeout(void *eloop_ctx,
- void *timeout_ctx);
-static int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
- enum nl80211_iftype nlmode);
-static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss, int freq);
+static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
+ struct hostapd_freq_params *freq);
static int
wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
- const u8 *set_addr, int first);
-static int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
- const u8 *addr, int cmd, u16 reason_code,
- int local_state_change);
-static void nl80211_remove_monitor_interface(
- struct wpa_driver_nl80211_data *drv);
+ const u8 *set_addr, int first,
+ const char *driver_params);
static int nl80211_send_frame_cmd(struct i802_bss *bss,
unsigned int freq, unsigned int wait,
const u8 *buf, size_t buf_len, u64 *cookie,
- int no_cck, int no_ack, int offchanok);
-static int nl80211_register_frame(struct i802_bss *bss,
- struct nl_handle *hl_handle,
- u16 type, const u8 *match, size_t match_len);
+ int no_cck, int no_ack, int offchanok,
+ const u16 *csa_offs, size_t csa_offs_len);
static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss,
int report);
-#ifdef ANDROID
-static int android_pno_start(struct i802_bss *bss,
- struct wpa_driver_scan_params *params);
-static int android_pno_stop(struct i802_bss *bss);
-extern int wpa_driver_nl80211_driver_cmd(void *priv, char *cmd, char *buf,
- size_t buf_len);
-#endif /* ANDROID */
-#ifdef ANDROID_P2P
-#ifdef ANDROID_P2P_STUB
-int wpa_driver_set_p2p_noa(void *priv, u8 count, int start, int duration) {
- return 0;
-}
-int wpa_driver_get_p2p_noa(void *priv, u8 *buf, size_t len) {
- return 0;
-}
-int wpa_driver_set_p2p_ps(void *priv, int legacy_ps, int opp_ps, int ctwindow) {
- return -1;
-}
-int wpa_driver_set_ap_wps_p2p_ie(void *priv, const struct wpabuf *beacon,
- const struct wpabuf *proberesp,
- const struct wpabuf *assocresp) {
- return 0;
-}
-#else /* ANDROID_P2P_STUB */
-int wpa_driver_set_p2p_noa(void *priv, u8 count, int start, int duration);
-int wpa_driver_get_p2p_noa(void *priv, u8 *buf, size_t len);
-int wpa_driver_set_p2p_ps(void *priv, int legacy_ps, int opp_ps, int ctwindow);
-int wpa_driver_set_ap_wps_p2p_ie(void *priv, const struct wpabuf *beacon,
- const struct wpabuf *proberesp,
- const struct wpabuf *assocresp);
-#endif /* ANDROID_P2P_STUB */
-#endif /* ANDROID_P2P */
-static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx);
-static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx);
-static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx);
-static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
- enum wpa_driver_if_type type,
- const char *ifname);
+#define IFIDX_ANY -1
+
+static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
+ int ifidx_reason);
+static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
+ int ifidx_reason);
+static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
+ int ifidx_reason);
static int nl80211_set_channel(struct i802_bss *bss,
struct hostapd_freq_params *freq, int set_chan);
static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
int ifindex, int disabled);
-static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv);
-static int wpa_driver_nl80211_authenticate_retry(
- struct wpa_driver_nl80211_data *drv);
+static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
+ int reset_mode);
-static int i802_set_freq(void *priv, struct hostapd_freq_params *freq);
static int i802_set_iface_flags(struct i802_bss *bss, int up);
-
-
-static const char * nl80211_command_to_string(enum nl80211_commands cmd)
-{
-#define C2S(x) case x: return #x;
- switch (cmd) {
- C2S(NL80211_CMD_UNSPEC)
- C2S(NL80211_CMD_GET_WIPHY)
- C2S(NL80211_CMD_SET_WIPHY)
- C2S(NL80211_CMD_NEW_WIPHY)
- C2S(NL80211_CMD_DEL_WIPHY)
- C2S(NL80211_CMD_GET_INTERFACE)
- C2S(NL80211_CMD_SET_INTERFACE)
- C2S(NL80211_CMD_NEW_INTERFACE)
- C2S(NL80211_CMD_DEL_INTERFACE)
- C2S(NL80211_CMD_GET_KEY)
- C2S(NL80211_CMD_SET_KEY)
- C2S(NL80211_CMD_NEW_KEY)
- C2S(NL80211_CMD_DEL_KEY)
- C2S(NL80211_CMD_GET_BEACON)
- C2S(NL80211_CMD_SET_BEACON)
- C2S(NL80211_CMD_START_AP)
- C2S(NL80211_CMD_STOP_AP)
- C2S(NL80211_CMD_GET_STATION)
- C2S(NL80211_CMD_SET_STATION)
- C2S(NL80211_CMD_NEW_STATION)
- C2S(NL80211_CMD_DEL_STATION)
- C2S(NL80211_CMD_GET_MPATH)
- C2S(NL80211_CMD_SET_MPATH)
- C2S(NL80211_CMD_NEW_MPATH)
- C2S(NL80211_CMD_DEL_MPATH)
- C2S(NL80211_CMD_SET_BSS)
- C2S(NL80211_CMD_SET_REG)
- C2S(NL80211_CMD_REQ_SET_REG)
- C2S(NL80211_CMD_GET_MESH_CONFIG)
- C2S(NL80211_CMD_SET_MESH_CONFIG)
- C2S(NL80211_CMD_SET_MGMT_EXTRA_IE)
- C2S(NL80211_CMD_GET_REG)
- C2S(NL80211_CMD_GET_SCAN)
- C2S(NL80211_CMD_TRIGGER_SCAN)
- C2S(NL80211_CMD_NEW_SCAN_RESULTS)
- C2S(NL80211_CMD_SCAN_ABORTED)
- C2S(NL80211_CMD_REG_CHANGE)
- C2S(NL80211_CMD_AUTHENTICATE)
- C2S(NL80211_CMD_ASSOCIATE)
- C2S(NL80211_CMD_DEAUTHENTICATE)
- C2S(NL80211_CMD_DISASSOCIATE)
- C2S(NL80211_CMD_MICHAEL_MIC_FAILURE)
- C2S(NL80211_CMD_REG_BEACON_HINT)
- C2S(NL80211_CMD_JOIN_IBSS)
- C2S(NL80211_CMD_LEAVE_IBSS)
- C2S(NL80211_CMD_TESTMODE)
- C2S(NL80211_CMD_CONNECT)
- C2S(NL80211_CMD_ROAM)
- C2S(NL80211_CMD_DISCONNECT)
- C2S(NL80211_CMD_SET_WIPHY_NETNS)
- C2S(NL80211_CMD_GET_SURVEY)
- C2S(NL80211_CMD_NEW_SURVEY_RESULTS)
- C2S(NL80211_CMD_SET_PMKSA)
- C2S(NL80211_CMD_DEL_PMKSA)
- C2S(NL80211_CMD_FLUSH_PMKSA)
- C2S(NL80211_CMD_REMAIN_ON_CHANNEL)
- C2S(NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL)
- C2S(NL80211_CMD_SET_TX_BITRATE_MASK)
- C2S(NL80211_CMD_REGISTER_FRAME)
- C2S(NL80211_CMD_FRAME)
- C2S(NL80211_CMD_FRAME_TX_STATUS)
- C2S(NL80211_CMD_SET_POWER_SAVE)
- C2S(NL80211_CMD_GET_POWER_SAVE)
- C2S(NL80211_CMD_SET_CQM)
- C2S(NL80211_CMD_NOTIFY_CQM)
- C2S(NL80211_CMD_SET_CHANNEL)
- C2S(NL80211_CMD_SET_WDS_PEER)
- C2S(NL80211_CMD_FRAME_WAIT_CANCEL)
- C2S(NL80211_CMD_JOIN_MESH)
- C2S(NL80211_CMD_LEAVE_MESH)
- C2S(NL80211_CMD_UNPROT_DEAUTHENTICATE)
- C2S(NL80211_CMD_UNPROT_DISASSOCIATE)
- C2S(NL80211_CMD_NEW_PEER_CANDIDATE)
- C2S(NL80211_CMD_GET_WOWLAN)
- C2S(NL80211_CMD_SET_WOWLAN)
- C2S(NL80211_CMD_START_SCHED_SCAN)
- C2S(NL80211_CMD_STOP_SCHED_SCAN)
- C2S(NL80211_CMD_SCHED_SCAN_RESULTS)
- C2S(NL80211_CMD_SCHED_SCAN_STOPPED)
- C2S(NL80211_CMD_SET_REKEY_OFFLOAD)
- C2S(NL80211_CMD_PMKSA_CANDIDATE)
- C2S(NL80211_CMD_TDLS_OPER)
- C2S(NL80211_CMD_TDLS_MGMT)
- C2S(NL80211_CMD_UNEXPECTED_FRAME)
- C2S(NL80211_CMD_PROBE_CLIENT)
- C2S(NL80211_CMD_REGISTER_BEACONS)
- C2S(NL80211_CMD_UNEXPECTED_4ADDR_FRAME)
- C2S(NL80211_CMD_SET_NOACK_MAP)
- C2S(NL80211_CMD_CH_SWITCH_NOTIFY)
- C2S(NL80211_CMD_START_P2P_DEVICE)
- C2S(NL80211_CMD_STOP_P2P_DEVICE)
- C2S(NL80211_CMD_CONN_FAILED)
- C2S(NL80211_CMD_SET_MCAST_RATE)
- C2S(NL80211_CMD_SET_MAC_ACL)
- C2S(NL80211_CMD_RADAR_DETECT)
- C2S(NL80211_CMD_GET_PROTOCOL_FEATURES)
- C2S(NL80211_CMD_UPDATE_FT_IES)
- C2S(NL80211_CMD_FT_EVENT)
- C2S(NL80211_CMD_CRIT_PROTOCOL_START)
- C2S(NL80211_CMD_CRIT_PROTOCOL_STOP)
- C2S(NL80211_CMD_GET_COALESCE)
- C2S(NL80211_CMD_SET_COALESCE)
- C2S(NL80211_CMD_CHANNEL_SWITCH)
- C2S(NL80211_CMD_VENDOR)
- C2S(NL80211_CMD_SET_QOS_MAP)
- default:
- return "NL80211_CMD_UNKNOWN";
- }
-#undef C2S
-}
+static int nl80211_set_param(void *priv, const char *param);
/* Converts nl80211_chan_width to a common format */
-static enum chan_width convert2width(int width)
+enum chan_width convert2width(int width)
{
switch (width) {
case NL80211_CHAN_WIDTH_20_NOHT:
}
-static int is_ap_interface(enum nl80211_iftype nlmode)
+int is_ap_interface(enum nl80211_iftype nlmode)
{
return nlmode == NL80211_IFTYPE_AP ||
nlmode == NL80211_IFTYPE_P2P_GO;
}
-static int is_sta_interface(enum nl80211_iftype nlmode)
+int is_sta_interface(enum nl80211_iftype nlmode)
{
return nlmode == NL80211_IFTYPE_STATION ||
nlmode == NL80211_IFTYPE_P2P_CLIENT;
}
-static struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
- int ifindex)
+struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
+ int ifindex)
{
struct i802_bss *bss;
}
-static void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv)
+static int is_mesh_interface(enum nl80211_iftype nlmode)
+{
+ return nlmode == NL80211_IFTYPE_MESH_POINT;
+}
+
+
+void nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv)
{
if (drv->associated)
os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN);
}
-struct nl80211_bss_info_arg {
- struct wpa_driver_nl80211_data *drv;
- struct wpa_scan_results *res;
- unsigned int assoc_freq;
- unsigned int ibss_freq;
- u8 assoc_bssid[ETH_ALEN];
-};
-
-static int bss_info_handler(struct nl_msg *msg, void *arg);
-
-
/* nl80211 code */
static int ack_handler(struct nl_msg *msg, void *arg)
{
}
+static void nl80211_nlmsg_clear(struct nl_msg *msg)
+{
+ /*
+ * Clear nlmsg data, e.g., to make sure key material is not left in
+ * heap memory for unnecessarily long time.
+ */
+ if (msg) {
+ struct nlmsghdr *hdr = nlmsg_hdr(msg);
+ void *data = nlmsg_data(hdr);
+ /*
+ * This would use nlmsg_datalen() or the older nlmsg_len() if
+ * only libnl were to maintain a stable API.. Neither will work
+ * with all released versions, so just calculate the length
+ * here.
+ */
+ int len = hdr->nlmsg_len - NLMSG_HDRLEN;
+
+ os_memset(data, 0, len);
+ }
+}
+
+
static int send_and_recv(struct nl80211_global *global,
struct nl_handle *nl_handle, struct nl_msg *msg,
int (*valid_handler)(struct nl_msg *, void *),
struct nl_cb *cb;
int err = -ENOMEM;
+ if (!msg)
+ return -ENOMEM;
+
cb = nl_cb_clone(global->nl_cb);
if (!cb)
goto out;
}
out:
nl_cb_put(cb);
+ if (!valid_handler && valid_data == (void *) -1)
+ nl80211_nlmsg_clear(msg);
nlmsg_free(msg);
return err;
}
-static int send_and_recv_msgs_global(struct nl80211_global *global,
- struct nl_msg *msg,
- int (*valid_handler)(struct nl_msg *, void *),
- void *valid_data)
-{
- return send_and_recv(global, global->nl, msg, valid_handler,
- valid_data);
-}
-
-
-static int send_and_recv_msgs(struct wpa_driver_nl80211_data *drv,
- struct nl_msg *msg,
- int (*valid_handler)(struct nl_msg *, void *),
- void *valid_data)
+int send_and_recv_msgs(struct wpa_driver_nl80211_data *drv,
+ struct nl_msg *msg,
+ int (*valid_handler)(struct nl_msg *, void *),
+ void *valid_data)
{
return send_and_recv(drv->global, drv->global->nl, msg,
valid_handler, valid_data);
};
-static int nl80211_set_iface_id(struct nl_msg *msg, struct i802_bss *bss)
-{
- if (bss->wdev_id_set)
- NLA_PUT_U64(msg, NL80211_ATTR_WDEV, bss->wdev_id);
- else
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
- return 0;
-
-nla_put_failure:
- return -1;
-}
-
-
static int family_handler(struct nl_msg *msg, void *arg)
{
struct family_data *res = arg;
const char *family, const char *group)
{
struct nl_msg *msg;
- int ret = -1;
+ int ret;
struct family_data res = { group, -ENOENT };
msg = nlmsg_alloc();
if (!msg)
return -ENOMEM;
- genlmsg_put(msg, 0, 0, genl_ctrl_resolve(global->nl, "nlctrl"),
- 0, 0, CTRL_CMD_GETFAMILY, 0);
- NLA_PUT_STRING(msg, CTRL_ATTR_FAMILY_NAME, family);
+ if (!genlmsg_put(msg, 0, 0, genl_ctrl_resolve(global->nl, "nlctrl"),
+ 0, 0, CTRL_CMD_GETFAMILY, 0) ||
+ nla_put_string(msg, CTRL_ATTR_FAMILY_NAME, family)) {
+ nlmsg_free(msg);
+ return -1;
+ }
- ret = send_and_recv_msgs_global(global, msg, family_handler, &res);
- msg = NULL;
+ ret = send_and_recv(global, global->nl, msg, family_handler, &res);
if (ret == 0)
ret = res.id;
-
-nla_put_failure:
- nlmsg_free(msg);
return ret;
}
-static void * nl80211_cmd(struct wpa_driver_nl80211_data *drv,
- struct nl_msg *msg, int flags, uint8_t cmd)
+void * nl80211_cmd(struct wpa_driver_nl80211_data *drv,
+ struct nl_msg *msg, int flags, uint8_t cmd)
{
+ if (TEST_FAIL())
+ return NULL;
return genlmsg_put(msg, 0, 0, drv->global->nl80211_id,
0, flags, cmd, 0);
}
+static int nl80211_set_iface_id(struct nl_msg *msg, struct i802_bss *bss)
+{
+ if (bss->wdev_id_set)
+ return nla_put_u64(msg, NL80211_ATTR_WDEV, bss->wdev_id);
+ return nla_put_u32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
+}
+
+
+struct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd)
+{
+ struct nl_msg *msg;
+
+ msg = nlmsg_alloc();
+ if (!msg)
+ return NULL;
+
+ if (!nl80211_cmd(bss->drv, msg, flags, cmd) ||
+ nl80211_set_iface_id(msg, bss) < 0) {
+ nlmsg_free(msg);
+ return NULL;
+ }
+
+ return msg;
+}
+
+
+static struct nl_msg *
+nl80211_ifindex_msg(struct wpa_driver_nl80211_data *drv, int ifindex,
+ int flags, uint8_t cmd)
+{
+ struct nl_msg *msg;
+
+ msg = nlmsg_alloc();
+ if (!msg)
+ return NULL;
+
+ if (!nl80211_cmd(drv, msg, flags, cmd) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, ifindex)) {
+ nlmsg_free(msg);
+ return NULL;
+ }
+
+ return msg;
+}
+
+
+struct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags,
+ uint8_t cmd)
+{
+ return nl80211_ifindex_msg(drv, drv->ifindex, flags, cmd);
+}
+
+
+struct nl_msg * nl80211_bss_msg(struct i802_bss *bss, int flags, uint8_t cmd)
+{
+ return nl80211_ifindex_msg(bss->drv, bss->ifindex, flags, cmd);
+}
+
+
struct wiphy_idx_data {
int wiphy_idx;
enum nl80211_iftype nlmode;
}
-static int nl80211_get_wiphy_index(struct i802_bss *bss)
+int nl80211_get_wiphy_index(struct i802_bss *bss)
{
struct nl_msg *msg;
struct wiphy_idx_data data = {
.macaddr = NULL,
};
- msg = nlmsg_alloc();
- if (!msg)
- return NL80211_IFTYPE_UNSPECIFIED;
-
- nl80211_cmd(bss->drv, msg, 0, NL80211_CMD_GET_INTERFACE);
-
- if (nl80211_set_iface_id(msg, bss) < 0)
- goto nla_put_failure;
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
+ return -1;
if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
return data.wiphy_idx;
- msg = NULL;
-nla_put_failure:
- nlmsg_free(msg);
return -1;
}
.macaddr = NULL,
};
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- nl80211_cmd(bss->drv, msg, 0, NL80211_CMD_GET_INTERFACE);
-
- if (nl80211_set_iface_id(msg, bss) < 0)
- goto nla_put_failure;
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
+ return NL80211_IFTYPE_UNSPECIFIED;
if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
return data.nlmode;
- msg = NULL;
-nla_put_failure:
- nlmsg_free(msg);
return NL80211_IFTYPE_UNSPECIFIED;
}
.macaddr = bss->addr,
};
- msg = nlmsg_alloc();
- if (!msg)
- return NL80211_IFTYPE_UNSPECIFIED;
-
- nl80211_cmd(bss->drv, msg, 0, NL80211_CMD_GET_INTERFACE);
- if (nl80211_set_iface_id(msg, bss) < 0)
- goto nla_put_failure;
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
+ return -1;
return send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data);
-
-nla_put_failure:
- nlmsg_free(msg);
- return NL80211_IFTYPE_UNSPECIFIED;
}
struct nl80211_wiphy_data *w)
{
struct nl_msg *msg;
- int ret = -1;
+ int ret;
msg = nlmsg_alloc();
if (!msg)
return -1;
- nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_BEACONS);
-
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, w->wiphy_idx);
+ if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_BEACONS) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY, w->wiphy_idx)) {
+ nlmsg_free(msg);
+ return -1;
+ }
ret = send_and_recv(drv->global, w->nl_beacons, msg, NULL, NULL);
- msg = NULL;
if (ret) {
wpa_printf(MSG_DEBUG, "nl80211: Register beacons command "
"failed: ret=%d (%s)",
ret, strerror(-ret));
- goto nla_put_failure;
}
- ret = 0;
-nla_put_failure:
- nlmsg_free(msg);
return ret;
}
}
+static unsigned int nl80211_get_ifindex(void *priv)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+
+ return drv->ifindex;
+}
+
+
static int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid)
{
struct i802_bss *bss = priv;
static void wpa_driver_nl80211_event_newlink(
- struct wpa_driver_nl80211_data *drv, char *ifname)
+ struct nl80211_global *global, struct wpa_driver_nl80211_data *drv,
+ int ifindex, const char *ifname)
{
union wpa_event_data event;
- if (os_strcmp(drv->first_bss->ifname, ifname) == 0) {
+ if (drv && os_strcmp(drv->first_bss->ifname, ifname) == 0) {
if (if_nametoindex(drv->first_bss->ifname) == 0) {
wpa_printf(MSG_DEBUG, "nl80211: Interface %s does not exist - ignore RTM_NEWLINK",
drv->first_bss->ifname);
}
os_memset(&event, 0, sizeof(event));
+ event.interface_status.ifindex = ifindex;
os_strlcpy(event.interface_status.ifname, ifname,
sizeof(event.interface_status.ifname));
event.interface_status.ievent = EVENT_INTERFACE_ADDED;
- wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
+ if (drv)
+ wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
+ else
+ wpa_supplicant_event_global(global->ctx, EVENT_INTERFACE_STATUS,
+ &event);
}
static void wpa_driver_nl80211_event_dellink(
- struct wpa_driver_nl80211_data *drv, char *ifname)
+ struct nl80211_global *global, struct wpa_driver_nl80211_data *drv,
+ int ifindex, const char *ifname)
{
union wpa_event_data event;
- if (os_strcmp(drv->first_bss->ifname, ifname) == 0) {
+ if (drv && os_strcmp(drv->first_bss->ifname, ifname) == 0) {
if (drv->if_removed) {
wpa_printf(MSG_DEBUG, "nl80211: if_removed already set - ignore RTM_DELLINK event for %s",
ifname);
}
os_memset(&event, 0, sizeof(event));
+ event.interface_status.ifindex = ifindex;
os_strlcpy(event.interface_status.ifname, ifname,
sizeof(event.interface_status.ifname));
event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
- wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
+ if (drv)
+ wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
+ else
+ wpa_supplicant_event_global(global->ctx, EVENT_INTERFACE_STATUS,
+ &event);
}
return 1;
if (drv->if_removed && wpa_driver_nl80211_own_ifname(drv, buf, len)) {
+ nl80211_check_global(drv->global);
wpa_printf(MSG_DEBUG, "nl80211: Update ifindex for a removed "
"interface");
- wpa_driver_nl80211_finish_drv_init(drv, NULL, 0);
+ wpa_driver_nl80211_finish_drv_init(drv, NULL, 0, NULL);
return 1;
}
dl_list_for_each(drv, &global->interfaces,
struct wpa_driver_nl80211_data, list) {
if (wpa_driver_nl80211_own_ifindex(drv, idx, buf, len) ||
- have_ifidx(drv, idx))
+ have_ifidx(drv, idx, IFIDX_ANY))
return drv;
}
return NULL;
char ifname[IFNAMSIZ + 1];
char extra[100], *pos, *end;
- drv = nl80211_find_drv(global, ifi->ifi_index, buf, len);
- if (!drv) {
- wpa_printf(MSG_DEBUG, "nl80211: Ignore RTM_NEWLINK event for foreign ifindex %d",
- ifi->ifi_index);
- return;
- }
-
extra[0] = '\0';
pos = extra;
end = pos + sizeof(extra);
(ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
(ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
+ drv = nl80211_find_drv(global, ifi->ifi_index, buf, len);
+ if (!drv)
+ goto event_newlink;
+
if (!drv->if_disabled && !(ifi->ifi_flags & IFF_UP)) {
+ namebuf[0] = '\0';
if (if_indextoname(ifi->ifi_index, namebuf) &&
- linux_iface_up(drv->global->ioctl_sock,
- drv->first_bss->ifname) > 0) {
+ linux_iface_up(drv->global->ioctl_sock, namebuf) > 0) {
wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
"event since interface %s is up", namebuf);
+ drv->ignore_if_down_event = 0;
return;
}
- wpa_printf(MSG_DEBUG, "nl80211: Interface down");
- if (drv->ignore_if_down_event) {
+ wpa_printf(MSG_DEBUG, "nl80211: Interface down (%s/%s)",
+ namebuf, ifname);
+ if (os_strcmp(drv->first_bss->ifname, ifname) != 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Not the main interface (%s) - do not indicate interface down",
+ drv->first_bss->ifname);
+ } else if (drv->ignore_if_down_event) {
wpa_printf(MSG_DEBUG, "nl80211: Ignore interface down "
"event generated by mode change");
drv->ignore_if_down_event = 0;
if (drv->if_disabled && (ifi->ifi_flags & IFF_UP)) {
if (if_indextoname(ifi->ifi_index, namebuf) &&
- linux_iface_up(drv->global->ioctl_sock,
- drv->first_bss->ifname) == 0) {
+ linux_iface_up(drv->global->ioctl_sock, namebuf) == 0) {
wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
"event since interface %s is down",
namebuf);
-1, IF_OPER_UP);
}
+event_newlink:
if (ifname[0])
- wpa_driver_nl80211_event_newlink(drv, ifname);
+ wpa_driver_nl80211_event_newlink(global, drv, ifi->ifi_index,
+ ifname);
+
+ if (ifi->ifi_family == AF_BRIDGE && brid && drv) {
+ struct i802_bss *bss;
- if (ifi->ifi_family == AF_BRIDGE && brid) {
/* device has been added to bridge */
- if_indextoname(brid, namebuf);
+ if (!if_indextoname(brid, namebuf)) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Could not find bridge ifname for ifindex %u",
+ brid);
+ return;
+ }
wpa_printf(MSG_DEBUG, "nl80211: Add ifindex %u for bridge %s",
brid, namebuf);
- add_ifidx(drv, brid);
+ add_ifidx(drv, brid, ifi->ifi_index);
+
+ for (bss = drv->first_bss; bss; bss = bss->next) {
+ if (os_strcmp(ifname, bss->ifname) == 0) {
+ os_strlcpy(bss->brname, namebuf, IFNAMSIZ);
+ break;
+ }
+ }
}
}
char ifname[IFNAMSIZ + 1];
char extra[100], *pos, *end;
- drv = nl80211_find_drv(global, ifi->ifi_index, buf, len);
- if (!drv) {
- wpa_printf(MSG_DEBUG, "nl80211: Ignore RTM_DELLINK event for foreign ifindex %d",
- ifi->ifi_index);
- return;
- }
-
extra[0] = '\0';
pos = extra;
end = pos + sizeof(extra);
(ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
(ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
- if (ifname[0] && (ifi->ifi_family != AF_BRIDGE || !brid))
- wpa_driver_nl80211_event_dellink(drv, ifname);
+ drv = nl80211_find_drv(global, ifi->ifi_index, buf, len);
- if (ifi->ifi_family == AF_BRIDGE && brid) {
+ if (ifi->ifi_family == AF_BRIDGE && brid && drv) {
/* device has been removed from bridge */
char namebuf[IFNAMSIZ];
- if_indextoname(brid, namebuf);
- wpa_printf(MSG_DEBUG, "nl80211: Remove ifindex %u for bridge "
- "%s", brid, namebuf);
- del_ifidx(drv, brid);
- }
-}
-
-static void mlme_event_auth(struct wpa_driver_nl80211_data *drv,
- const u8 *frame, size_t len)
-{
- const struct ieee80211_mgmt *mgmt;
- union wpa_event_data event;
-
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
- drv->force_connect_cmd) {
- /*
- * Avoid reporting two association events that would confuse
- * the core code.
- */
- wpa_printf(MSG_DEBUG,
- "nl80211: Ignore auth event when using driver SME");
- return;
- }
-
- wpa_printf(MSG_DEBUG, "nl80211: Authenticate event");
- mgmt = (const struct ieee80211_mgmt *) frame;
- if (len < 24 + sizeof(mgmt->u.auth)) {
- wpa_printf(MSG_DEBUG, "nl80211: Too short association event "
- "frame");
- return;
- }
-
- os_memcpy(drv->auth_bssid, mgmt->sa, ETH_ALEN);
- os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
- os_memset(&event, 0, sizeof(event));
- os_memcpy(event.auth.peer, mgmt->sa, ETH_ALEN);
- event.auth.auth_type = le_to_host16(mgmt->u.auth.auth_alg);
- event.auth.auth_transaction =
- le_to_host16(mgmt->u.auth.auth_transaction);
- event.auth.status_code = le_to_host16(mgmt->u.auth.status_code);
- if (len > 24 + sizeof(mgmt->u.auth)) {
- event.auth.ies = mgmt->u.auth.variable;
- event.auth.ies_len = len - 24 - sizeof(mgmt->u.auth);
+ if (!if_indextoname(brid, namebuf)) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Could not find bridge ifname for ifindex %u",
+ brid);
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Remove ifindex %u for bridge %s",
+ brid, namebuf);
+ }
+ del_ifidx(drv, brid, ifi->ifi_index);
}
- wpa_supplicant_event(drv->ctx, EVENT_AUTH, &event);
+ if (ifi->ifi_family != AF_BRIDGE || !brid)
+ wpa_driver_nl80211_event_dellink(global, drv, ifi->ifi_index,
+ ifname);
}
-static unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv)
+unsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv)
{
struct nl_msg *msg;
int ret;
struct nl80211_bss_info_arg arg;
+ msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
os_memset(&arg, 0, sizeof(arg));
- msg = nlmsg_alloc();
- if (!msg)
- goto nla_put_failure;
-
- nl80211_cmd(drv, msg, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
arg.drv = drv;
ret = send_and_recv_msgs(drv, msg, bss_info_handler, &arg);
- msg = NULL;
if (ret == 0) {
unsigned int freq = drv->nlmode == NL80211_IFTYPE_ADHOC ?
arg.ibss_freq : arg.assoc_freq;
}
wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d "
"(%s)", ret, strerror(-ret));
-nla_put_failure:
- nlmsg_free(msg);
return drv->assoc_freq;
}
-static void mlme_event_assoc(struct wpa_driver_nl80211_data *drv,
- const u8 *frame, size_t len)
+static int get_link_signal(struct nl_msg *msg, void *arg)
{
- const struct ieee80211_mgmt *mgmt;
- union wpa_event_data event;
- u16 status;
-
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
- drv->force_connect_cmd) {
- /*
- * Avoid reporting two association events that would confuse
- * the core code.
- */
- wpa_printf(MSG_DEBUG,
- "nl80211: Ignore assoc event when using driver SME");
- return;
- }
-
- wpa_printf(MSG_DEBUG, "nl80211: Associate event");
- mgmt = (const struct ieee80211_mgmt *) frame;
- if (len < 24 + sizeof(mgmt->u.assoc_resp)) {
- wpa_printf(MSG_DEBUG, "nl80211: Too short association event "
- "frame");
- return;
- }
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct nlattr *sinfo[NL80211_STA_INFO_MAX + 1];
+ static struct nla_policy policy[NL80211_STA_INFO_MAX + 1] = {
+ [NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
+ [NL80211_STA_INFO_SIGNAL_AVG] = { .type = NLA_U8 },
+ [NL80211_STA_INFO_BEACON_SIGNAL_AVG] = { .type = NLA_U8 },
+ };
+ struct nlattr *rinfo[NL80211_RATE_INFO_MAX + 1];
+ static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
+ [NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
+ [NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
+ [NL80211_RATE_INFO_40_MHZ_WIDTH] = { .type = NLA_FLAG },
+ [NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
+ };
+ struct wpa_signal_info *sig_change = arg;
- status = le_to_host16(mgmt->u.assoc_resp.status_code);
- if (status != WLAN_STATUS_SUCCESS) {
- os_memset(&event, 0, sizeof(event));
- event.assoc_reject.bssid = mgmt->bssid;
- if (len > 24 + sizeof(mgmt->u.assoc_resp)) {
- event.assoc_reject.resp_ies =
- (u8 *) mgmt->u.assoc_resp.variable;
- event.assoc_reject.resp_ies_len =
- len - 24 - sizeof(mgmt->u.assoc_resp);
- }
- event.assoc_reject.status_code = status;
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
+ if (!tb[NL80211_ATTR_STA_INFO] ||
+ nla_parse_nested(sinfo, NL80211_STA_INFO_MAX,
+ tb[NL80211_ATTR_STA_INFO], policy))
+ return NL_SKIP;
+ if (!sinfo[NL80211_STA_INFO_SIGNAL])
+ return NL_SKIP;
- wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event);
- return;
- }
+ sig_change->current_signal =
+ (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]);
+
+ if (sinfo[NL80211_STA_INFO_SIGNAL_AVG])
+ sig_change->avg_signal =
+ (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]);
+ else
+ sig_change->avg_signal = 0;
- drv->associated = 1;
- os_memcpy(drv->bssid, mgmt->sa, ETH_ALEN);
- os_memcpy(drv->prev_bssid, mgmt->sa, ETH_ALEN);
+ if (sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG])
+ sig_change->avg_beacon_signal =
+ (s8)
+ nla_get_u8(sinfo[NL80211_STA_INFO_BEACON_SIGNAL_AVG]);
+ else
+ sig_change->avg_beacon_signal = 0;
- os_memset(&event, 0, sizeof(event));
- if (len > 24 + sizeof(mgmt->u.assoc_resp)) {
- event.assoc_info.resp_ies = (u8 *) mgmt->u.assoc_resp.variable;
- event.assoc_info.resp_ies_len =
- len - 24 - sizeof(mgmt->u.assoc_resp);
+ if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
+ if (nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX,
+ sinfo[NL80211_STA_INFO_TX_BITRATE],
+ rate_policy)) {
+ sig_change->current_txrate = 0;
+ } else {
+ if (rinfo[NL80211_RATE_INFO_BITRATE]) {
+ sig_change->current_txrate =
+ nla_get_u16(rinfo[
+ NL80211_RATE_INFO_BITRATE]) * 100;
+ }
+ }
}
- event.assoc_info.freq = drv->assoc_freq;
-
- wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
+ return NL_SKIP;
}
-static void mlme_event_connect(struct wpa_driver_nl80211_data *drv,
- enum nl80211_commands cmd, struct nlattr *status,
- struct nlattr *addr, struct nlattr *req_ie,
- struct nlattr *resp_ie)
+int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv,
+ struct wpa_signal_info *sig)
{
- union wpa_event_data event;
-
- if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) {
- /*
- * Avoid reporting two association events that would confuse
- * the core code.
- */
- wpa_printf(MSG_DEBUG, "nl80211: Ignore connect event (cmd=%d) "
- "when using userspace SME", cmd);
- return;
- }
-
- if (cmd == NL80211_CMD_CONNECT)
- wpa_printf(MSG_DEBUG, "nl80211: Connect event");
- else if (cmd == NL80211_CMD_ROAM)
- wpa_printf(MSG_DEBUG, "nl80211: Roam event");
-
- os_memset(&event, 0, sizeof(event));
- if (cmd == NL80211_CMD_CONNECT &&
- nla_get_u16(status) != WLAN_STATUS_SUCCESS) {
- if (addr)
- event.assoc_reject.bssid = nla_data(addr);
- if (resp_ie) {
- event.assoc_reject.resp_ies = nla_data(resp_ie);
- event.assoc_reject.resp_ies_len = nla_len(resp_ie);
- }
- event.assoc_reject.status_code = nla_get_u16(status);
- wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event);
- return;
- }
+ struct nl_msg *msg;
- drv->associated = 1;
- if (addr) {
- os_memcpy(drv->bssid, nla_data(addr), ETH_ALEN);
- os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN);
- }
+ sig->current_signal = -9999;
+ sig->current_txrate = 0;
- if (req_ie) {
- event.assoc_info.req_ies = nla_data(req_ie);
- event.assoc_info.req_ies_len = nla_len(req_ie);
- }
- if (resp_ie) {
- event.assoc_info.resp_ies = nla_data(resp_ie);
- event.assoc_info.resp_ies_len = nla_len(resp_ie);
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_STATION)) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
}
- event.assoc_info.freq = nl80211_get_assoc_freq(drv);
-
- wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
+ return send_and_recv_msgs(drv, msg, get_link_signal, sig);
}
-static void mlme_event_disconnect(struct wpa_driver_nl80211_data *drv,
- struct nlattr *reason, struct nlattr *addr,
- struct nlattr *by_ap)
+static int get_link_noise(struct nl_msg *msg, void *arg)
{
- union wpa_event_data data;
- unsigned int locally_generated = by_ap == NULL;
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
+ static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
+ [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
+ [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
+ };
+ struct wpa_signal_info *sig_change = arg;
- if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) {
- /*
- * Avoid reporting two disassociation events that could
- * confuse the core code.
- */
- wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect "
- "event when using userspace SME");
- return;
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
+
+ if (!tb[NL80211_ATTR_SURVEY_INFO]) {
+ wpa_printf(MSG_DEBUG, "nl80211: survey data missing!");
+ return NL_SKIP;
}
- if (drv->ignore_next_local_disconnect) {
- drv->ignore_next_local_disconnect = 0;
- if (locally_generated) {
- wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect "
- "event triggered during reassociation");
- return;
- }
- wpa_printf(MSG_WARNING, "nl80211: Was expecting local "
- "disconnect but got another disconnect "
- "event first");
+ if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
+ tb[NL80211_ATTR_SURVEY_INFO],
+ survey_policy)) {
+ wpa_printf(MSG_DEBUG, "nl80211: failed to parse nested "
+ "attributes!");
+ return NL_SKIP;
}
- wpa_printf(MSG_DEBUG, "nl80211: Disconnect event");
- nl80211_mark_disconnected(drv);
- os_memset(&data, 0, sizeof(data));
- if (reason)
- data.deauth_info.reason_code = nla_get_u16(reason);
- data.deauth_info.locally_generated = by_ap == NULL;
- wpa_supplicant_event(drv->ctx, EVENT_DEAUTH, &data);
-}
+ if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY])
+ return NL_SKIP;
+ if (nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]) !=
+ sig_change->frequency)
+ return NL_SKIP;
-static int calculate_chan_offset(int width, int freq, int cf1, int cf2)
-{
- int freq1 = 0;
+ if (!sinfo[NL80211_SURVEY_INFO_NOISE])
+ return NL_SKIP;
- switch (convert2width(width)) {
- case CHAN_WIDTH_20_NOHT:
- case CHAN_WIDTH_20:
- return 0;
- case CHAN_WIDTH_40:
- freq1 = cf1 - 10;
- break;
- case CHAN_WIDTH_80:
- freq1 = cf1 - 30;
- break;
- case CHAN_WIDTH_160:
- freq1 = cf1 - 70;
- break;
- case CHAN_WIDTH_UNKNOWN:
- case CHAN_WIDTH_80P80:
- /* FIXME: implement this */
- return 0;
- }
+ sig_change->current_noise =
+ (s8) nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
- return (abs(freq - freq1) / 20) % 2 == 0 ? 1 : -1;
+ return NL_SKIP;
}
-static void mlme_event_ch_switch(struct wpa_driver_nl80211_data *drv,
- struct nlattr *ifindex, struct nlattr *freq,
- struct nlattr *type, struct nlattr *bw,
- struct nlattr *cf1, struct nlattr *cf2)
+int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
+ struct wpa_signal_info *sig_change)
{
- struct i802_bss *bss;
- union wpa_event_data data;
- int ht_enabled = 1;
- int chan_offset = 0;
- int ifidx;
-
- wpa_printf(MSG_DEBUG, "nl80211: Channel switch event");
-
- if (!freq)
- return;
-
- ifidx = nla_get_u32(ifindex);
- bss = get_bss_ifindex(drv, ifidx);
- if (bss == NULL) {
- wpa_printf(MSG_WARNING, "nl80211: Unknown ifindex (%d) for channel switch, ignoring",
- ifidx);
- return;
- }
-
- if (type) {
- switch (nla_get_u32(type)) {
- case NL80211_CHAN_NO_HT:
- ht_enabled = 0;
- break;
- case NL80211_CHAN_HT20:
- break;
- case NL80211_CHAN_HT40PLUS:
- chan_offset = 1;
- break;
- case NL80211_CHAN_HT40MINUS:
- chan_offset = -1;
- break;
- }
- } else if (bw && cf1) {
- /* This can happen for example with VHT80 ch switch */
- chan_offset = calculate_chan_offset(nla_get_u32(bw),
- nla_get_u32(freq),
- nla_get_u32(cf1),
- cf2 ? nla_get_u32(cf2) : 0);
- } else {
- wpa_printf(MSG_WARNING, "nl80211: Unknown secondary channel information - following channel definition calculations may fail");
- }
-
- os_memset(&data, 0, sizeof(data));
- data.ch_switch.freq = nla_get_u32(freq);
- data.ch_switch.ht_enabled = ht_enabled;
- data.ch_switch.ch_offset = chan_offset;
- if (bw)
- data.ch_switch.ch_width = convert2width(nla_get_u32(bw));
- if (cf1)
- data.ch_switch.cf1 = nla_get_u32(cf1);
- if (cf2)
- data.ch_switch.cf2 = nla_get_u32(cf2);
+ struct nl_msg *msg;
- bss->freq = data.ch_switch.freq;
+ sig_change->current_noise = 9999;
+ sig_change->frequency = drv->assoc_freq;
- wpa_supplicant_event(bss->ctx, EVENT_CH_SWITCH, &data);
+ msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
+ return send_and_recv_msgs(drv, msg, get_link_noise, sig_change);
}
-static void mlme_timeout_event(struct wpa_driver_nl80211_data *drv,
- enum nl80211_commands cmd, struct nlattr *addr)
+static void wpa_driver_nl80211_event_receive(int sock, void *eloop_ctx,
+ void *handle)
{
- union wpa_event_data event;
- enum wpa_event_type ev;
-
- if (nla_len(addr) != ETH_ALEN)
- return;
-
- wpa_printf(MSG_DEBUG, "nl80211: MLME event %d; timeout with " MACSTR,
- cmd, MAC2STR((u8 *) nla_data(addr)));
+ struct nl_cb *cb = eloop_ctx;
+ int res;
- if (cmd == NL80211_CMD_AUTHENTICATE)
- ev = EVENT_AUTH_TIMED_OUT;
- else if (cmd == NL80211_CMD_ASSOCIATE)
- ev = EVENT_ASSOC_TIMED_OUT;
- else
- return;
+ wpa_printf(MSG_MSGDUMP, "nl80211: Event message available");
- os_memset(&event, 0, sizeof(event));
- os_memcpy(event.timeout_event.addr, nla_data(addr), ETH_ALEN);
- wpa_supplicant_event(drv->ctx, ev, &event);
+ res = nl_recvmsgs(handle, cb);
+ if (res < 0) {
+ wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
+ __func__, res);
+ }
}
-static void mlme_event_mgmt(struct i802_bss *bss,
- struct nlattr *freq, struct nlattr *sig,
- const u8 *frame, size_t len)
+/**
+ * wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain
+ * @priv: driver_nl80211 private data
+ * @alpha2_arg: country to which to switch to
+ * Returns: 0 on success, -1 on failure
+ *
+ * This asks nl80211 to set the regulatory domain for given
+ * country ISO / IEC alpha2.
+ */
+static int wpa_driver_nl80211_set_country(void *priv, const char *alpha2_arg)
{
+ struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- const struct ieee80211_mgmt *mgmt;
- union wpa_event_data event;
- u16 fc, stype;
- int ssi_signal = 0;
- int rx_freq = 0;
-
- wpa_printf(MSG_MSGDUMP, "nl80211: Frame event");
- mgmt = (const struct ieee80211_mgmt *) frame;
- if (len < 24) {
- wpa_printf(MSG_DEBUG, "nl80211: Too short management frame");
- return;
- }
+ char alpha2[3];
+ struct nl_msg *msg;
- fc = le_to_host16(mgmt->frame_control);
- stype = WLAN_FC_GET_STYPE(fc);
+ msg = nlmsg_alloc();
+ if (!msg)
+ return -ENOMEM;
- if (sig)
- ssi_signal = (s32) nla_get_u32(sig);
+ alpha2[0] = alpha2_arg[0];
+ alpha2[1] = alpha2_arg[1];
+ alpha2[2] = '\0';
- os_memset(&event, 0, sizeof(event));
- if (freq) {
- event.rx_mgmt.freq = nla_get_u32(freq);
- rx_freq = drv->last_mgmt_freq = event.rx_mgmt.freq;
+ if (!nl80211_cmd(drv, msg, 0, NL80211_CMD_REQ_SET_REG) ||
+ nla_put_string(msg, NL80211_ATTR_REG_ALPHA2, alpha2)) {
+ nlmsg_free(msg);
+ return -EINVAL;
}
- wpa_printf(MSG_DEBUG,
- "nl80211: RX frame sa=" MACSTR
- " freq=%d ssi_signal=%d stype=%u (%s) len=%u",
- MAC2STR(mgmt->sa), rx_freq, ssi_signal, stype, fc2str(fc),
- (unsigned int) len);
- event.rx_mgmt.frame = frame;
- event.rx_mgmt.frame_len = len;
- event.rx_mgmt.ssi_signal = ssi_signal;
- event.rx_mgmt.drv_priv = bss;
- wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
+ if (send_and_recv_msgs(drv, msg, NULL, NULL))
+ return -EINVAL;
+ return 0;
}
-static void mlme_event_mgmt_tx_status(struct wpa_driver_nl80211_data *drv,
- struct nlattr *cookie, const u8 *frame,
- size_t len, struct nlattr *ack)
+static int nl80211_get_country(struct nl_msg *msg, void *arg)
{
- union wpa_event_data event;
- const struct ieee80211_hdr *hdr;
- u16 fc;
-
- wpa_printf(MSG_DEBUG, "nl80211: Frame TX status event");
- if (!is_ap_interface(drv->nlmode)) {
- u64 cookie_val;
-
- if (!cookie)
- return;
+ char *alpha2 = arg;
+ struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- cookie_val = nla_get_u64(cookie);
- wpa_printf(MSG_DEBUG, "nl80211: Action TX status:"
- " cookie=0%llx%s (ack=%d)",
- (long long unsigned int) cookie_val,
- cookie_val == drv->send_action_cookie ?
- " (match)" : " (unknown)", ack != NULL);
- if (cookie_val != drv->send_action_cookie)
- return;
+ nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
+ if (!tb_msg[NL80211_ATTR_REG_ALPHA2]) {
+ wpa_printf(MSG_DEBUG, "nl80211: No country information available");
+ return NL_SKIP;
}
-
- hdr = (const struct ieee80211_hdr *) frame;
- fc = le_to_host16(hdr->frame_control);
-
- os_memset(&event, 0, sizeof(event));
- event.tx_status.type = WLAN_FC_GET_TYPE(fc);
- event.tx_status.stype = WLAN_FC_GET_STYPE(fc);
- event.tx_status.dst = hdr->addr1;
- event.tx_status.data = frame;
- event.tx_status.data_len = len;
- event.tx_status.ack = ack != NULL;
- wpa_supplicant_event(drv->ctx, EVENT_TX_STATUS, &event);
+ os_strlcpy(alpha2, nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), 3);
+ return NL_SKIP;
}
-static void mlme_event_deauth_disassoc(struct wpa_driver_nl80211_data *drv,
- enum wpa_event_type type,
- const u8 *frame, size_t len)
+static int wpa_driver_nl80211_get_country(void *priv, char *alpha2)
{
- const struct ieee80211_mgmt *mgmt;
- union wpa_event_data event;
- const u8 *bssid = NULL;
- u16 reason_code = 0;
-
- if (type == EVENT_DEAUTH)
- wpa_printf(MSG_DEBUG, "nl80211: Deauthenticate event");
- else
- wpa_printf(MSG_DEBUG, "nl80211: Disassociate event");
-
- mgmt = (const struct ieee80211_mgmt *) frame;
- if (len >= 24) {
- bssid = mgmt->bssid;
-
- if ((drv->capa.flags & WPA_DRIVER_FLAGS_SME) &&
- !drv->associated &&
- os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0 &&
- os_memcmp(bssid, drv->auth_attempt_bssid, ETH_ALEN) != 0 &&
- os_memcmp(bssid, drv->prev_bssid, ETH_ALEN) == 0) {
- /*
- * Avoid issues with some roaming cases where
- * disconnection event for the old AP may show up after
- * we have started connection with the new AP.
- */
- wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth/disassoc event from old AP " MACSTR " when already authenticating with " MACSTR,
- MAC2STR(bssid),
- MAC2STR(drv->auth_attempt_bssid));
- return;
- }
-
- if (drv->associated != 0 &&
- os_memcmp(bssid, drv->bssid, ETH_ALEN) != 0 &&
- os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0) {
- /*
- * We have presumably received this deauth as a
- * response to a clear_state_mismatch() outgoing
- * deauth. Don't let it take us offline!
- */
- wpa_printf(MSG_DEBUG, "nl80211: Deauth received "
- "from Unknown BSSID " MACSTR " -- ignoring",
- MAC2STR(bssid));
- return;
- }
- }
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ int ret;
- nl80211_mark_disconnected(drv);
- os_memset(&event, 0, sizeof(event));
+ msg = nlmsg_alloc();
+ if (!msg)
+ return -ENOMEM;
- /* Note: Same offset for Reason Code in both frame subtypes */
- if (len >= 24 + sizeof(mgmt->u.deauth))
- reason_code = le_to_host16(mgmt->u.deauth.reason_code);
-
- if (type == EVENT_DISASSOC) {
- event.disassoc_info.locally_generated =
- !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN);
- event.disassoc_info.addr = bssid;
- event.disassoc_info.reason_code = reason_code;
- if (frame + len > mgmt->u.disassoc.variable) {
- event.disassoc_info.ie = mgmt->u.disassoc.variable;
- event.disassoc_info.ie_len = frame + len -
- mgmt->u.disassoc.variable;
- }
- } else {
- if (drv->ignore_deauth_event) {
- wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event due to previous forced deauth-during-auth");
- drv->ignore_deauth_event = 0;
- return;
- }
- event.deauth_info.locally_generated =
- !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN);
- if (drv->ignore_next_local_deauth) {
- drv->ignore_next_local_deauth = 0;
- if (event.deauth_info.locally_generated) {
- wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event triggered due to own deauth request");
- return;
- }
- wpa_printf(MSG_WARNING, "nl80211: Was expecting local deauth but got another disconnect event first");
- }
- event.deauth_info.addr = bssid;
- event.deauth_info.reason_code = reason_code;
- if (frame + len > mgmt->u.deauth.variable) {
- event.deauth_info.ie = mgmt->u.deauth.variable;
- event.deauth_info.ie_len = frame + len -
- mgmt->u.deauth.variable;
- }
- }
+ nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
+ alpha2[0] = '\0';
+ ret = send_and_recv_msgs(drv, msg, nl80211_get_country, alpha2);
+ if (!alpha2[0])
+ ret = -1;
- wpa_supplicant_event(drv->ctx, type, &event);
+ return ret;
}
-static void mlme_event_unprot_disconnect(struct wpa_driver_nl80211_data *drv,
- enum wpa_event_type type,
- const u8 *frame, size_t len)
+static int wpa_driver_nl80211_init_nl_global(struct nl80211_global *global)
{
- const struct ieee80211_mgmt *mgmt;
- union wpa_event_data event;
- u16 reason_code = 0;
+ int ret;
- if (type == EVENT_UNPROT_DEAUTH)
- wpa_printf(MSG_DEBUG, "nl80211: Unprot Deauthenticate event");
- else
- wpa_printf(MSG_DEBUG, "nl80211: Unprot Disassociate event");
-
- if (len < 24)
- return;
-
- mgmt = (const struct ieee80211_mgmt *) frame;
-
- os_memset(&event, 0, sizeof(event));
- /* Note: Same offset for Reason Code in both frame subtypes */
- if (len >= 24 + sizeof(mgmt->u.deauth))
- reason_code = le_to_host16(mgmt->u.deauth.reason_code);
-
- if (type == EVENT_UNPROT_DISASSOC) {
- event.unprot_disassoc.sa = mgmt->sa;
- event.unprot_disassoc.da = mgmt->da;
- event.unprot_disassoc.reason_code = reason_code;
- } else {
- event.unprot_deauth.sa = mgmt->sa;
- event.unprot_deauth.da = mgmt->da;
- event.unprot_deauth.reason_code = reason_code;
+ global->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
+ if (global->nl_cb == NULL) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
+ "callbacks");
+ return -1;
}
- wpa_supplicant_event(drv->ctx, type, &event);
-}
+ global->nl = nl_create_handle(global->nl_cb, "nl");
+ if (global->nl == NULL)
+ goto err;
+ global->nl80211_id = genl_ctrl_resolve(global->nl, "nl80211");
+ if (global->nl80211_id < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: 'nl80211' generic netlink not "
+ "found");
+ goto err;
+ }
-static void mlme_event(struct i802_bss *bss,
- enum nl80211_commands cmd, struct nlattr *frame,
- struct nlattr *addr, struct nlattr *timed_out,
- struct nlattr *freq, struct nlattr *ack,
- struct nlattr *cookie, struct nlattr *sig)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- const u8 *data;
- size_t len;
+ global->nl_event = nl_create_handle(global->nl_cb, "event");
+ if (global->nl_event == NULL)
+ goto err;
- if (timed_out && addr) {
- mlme_timeout_event(drv, cmd, addr);
- return;
+ ret = nl_get_multicast_id(global, "nl80211", "scan");
+ if (ret >= 0)
+ ret = nl_socket_add_membership(global->nl_event, ret);
+ if (ret < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
+ "membership for scan events: %d (%s)",
+ ret, strerror(-ret));
+ goto err;
}
- if (frame == NULL) {
- wpa_printf(MSG_DEBUG,
- "nl80211: MLME event %d (%s) without frame data",
- cmd, nl80211_command_to_string(cmd));
- return;
+ ret = nl_get_multicast_id(global, "nl80211", "mlme");
+ if (ret >= 0)
+ ret = nl_socket_add_membership(global->nl_event, ret);
+ if (ret < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
+ "membership for mlme events: %d (%s)",
+ ret, strerror(-ret));
+ goto err;
}
- data = nla_data(frame);
- len = nla_len(frame);
- if (len < 4 + 2 * ETH_ALEN) {
- wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s("
- MACSTR ") - too short",
- cmd, nl80211_command_to_string(cmd), bss->ifname,
- MAC2STR(bss->addr));
- return;
- }
- wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s(" MACSTR
- ") A1=" MACSTR " A2=" MACSTR, cmd,
- nl80211_command_to_string(cmd), bss->ifname,
- MAC2STR(bss->addr), MAC2STR(data + 4),
- MAC2STR(data + 4 + ETH_ALEN));
- if (cmd != NL80211_CMD_FRAME_TX_STATUS && !(data[4] & 0x01) &&
- os_memcmp(bss->addr, data + 4, ETH_ALEN) != 0 &&
- os_memcmp(bss->addr, data + 4 + ETH_ALEN, ETH_ALEN) != 0) {
- wpa_printf(MSG_MSGDUMP, "nl80211: %s: Ignore MLME frame event "
- "for foreign address", bss->ifname);
- return;
+ ret = nl_get_multicast_id(global, "nl80211", "regulatory");
+ if (ret >= 0)
+ ret = nl_socket_add_membership(global->nl_event, ret);
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
+ "membership for regulatory events: %d (%s)",
+ ret, strerror(-ret));
+ /* Continue without regulatory events */
}
- wpa_hexdump(MSG_MSGDUMP, "nl80211: MLME event frame",
- nla_data(frame), nla_len(frame));
- switch (cmd) {
- case NL80211_CMD_AUTHENTICATE:
- mlme_event_auth(drv, nla_data(frame), nla_len(frame));
- break;
- case NL80211_CMD_ASSOCIATE:
- mlme_event_assoc(drv, nla_data(frame), nla_len(frame));
- break;
- case NL80211_CMD_DEAUTHENTICATE:
- mlme_event_deauth_disassoc(drv, EVENT_DEAUTH,
- nla_data(frame), nla_len(frame));
- break;
- case NL80211_CMD_DISASSOCIATE:
- mlme_event_deauth_disassoc(drv, EVENT_DISASSOC,
- nla_data(frame), nla_len(frame));
- break;
- case NL80211_CMD_FRAME:
- mlme_event_mgmt(bss, freq, sig, nla_data(frame),
- nla_len(frame));
- break;
- case NL80211_CMD_FRAME_TX_STATUS:
- mlme_event_mgmt_tx_status(drv, cookie, nla_data(frame),
- nla_len(frame), ack);
- break;
- case NL80211_CMD_UNPROT_DEAUTHENTICATE:
- mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DEAUTH,
- nla_data(frame), nla_len(frame));
- break;
- case NL80211_CMD_UNPROT_DISASSOCIATE:
- mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DISASSOC,
- nla_data(frame), nla_len(frame));
- break;
- default:
- break;
+ ret = nl_get_multicast_id(global, "nl80211", "vendor");
+ if (ret >= 0)
+ ret = nl_socket_add_membership(global->nl_event, ret);
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
+ "membership for vendor events: %d (%s)",
+ ret, strerror(-ret));
+ /* Continue without vendor events */
}
+
+ nl_cb_set(global->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
+ no_seq_check, NULL);
+ nl_cb_set(global->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
+ process_global_event, global);
+
+ nl80211_register_eloop_read(&global->nl_event,
+ wpa_driver_nl80211_event_receive,
+ global->nl_cb);
+
+ return 0;
+
+err:
+ nl_destroy_handles(&global->nl_event);
+ nl_destroy_handles(&global->nl);
+ nl_cb_put(global->nl_cb);
+ global->nl_cb = NULL;
+ return -1;
}
-static void mlme_event_michael_mic_failure(struct i802_bss *bss,
- struct nlattr *tb[])
+static void nl80211_check_global(struct nl80211_global *global)
{
- union wpa_event_data data;
-
- wpa_printf(MSG_DEBUG, "nl80211: MLME event Michael MIC failure");
- os_memset(&data, 0, sizeof(data));
- if (tb[NL80211_ATTR_MAC]) {
- wpa_hexdump(MSG_DEBUG, "nl80211: Source MAC address",
- nla_data(tb[NL80211_ATTR_MAC]),
- nla_len(tb[NL80211_ATTR_MAC]));
- data.michael_mic_failure.src = nla_data(tb[NL80211_ATTR_MAC]);
- }
- if (tb[NL80211_ATTR_KEY_SEQ]) {
- wpa_hexdump(MSG_DEBUG, "nl80211: TSC",
- nla_data(tb[NL80211_ATTR_KEY_SEQ]),
- nla_len(tb[NL80211_ATTR_KEY_SEQ]));
- }
- if (tb[NL80211_ATTR_KEY_TYPE]) {
- enum nl80211_key_type key_type =
- nla_get_u32(tb[NL80211_ATTR_KEY_TYPE]);
- wpa_printf(MSG_DEBUG, "nl80211: Key Type %d", key_type);
- if (key_type == NL80211_KEYTYPE_PAIRWISE)
- data.michael_mic_failure.unicast = 1;
- } else
- data.michael_mic_failure.unicast = 1;
+ struct nl_handle *handle;
+ const char *groups[] = { "scan", "mlme", "regulatory", "vendor", NULL };
+ int ret;
+ unsigned int i;
- if (tb[NL80211_ATTR_KEY_IDX]) {
- u8 key_id = nla_get_u8(tb[NL80211_ATTR_KEY_IDX]);
- wpa_printf(MSG_DEBUG, "nl80211: Key Id %d", key_id);
+ /*
+ * Try to re-add memberships to handle case of cfg80211 getting reloaded
+ * and all registration having been cleared.
+ */
+ handle = (void *) (((intptr_t) global->nl_event) ^
+ ELOOP_SOCKET_INVALID);
+
+ for (i = 0; groups[i]; i++) {
+ ret = nl_get_multicast_id(global, "nl80211", groups[i]);
+ if (ret >= 0)
+ ret = nl_socket_add_membership(handle, ret);
+ if (ret < 0) {
+ wpa_printf(MSG_INFO,
+ "nl80211: Could not re-add multicast membership for %s events: %d (%s)",
+ groups[i], ret, strerror(-ret));
+ }
}
-
- wpa_supplicant_event(bss->ctx, EVENT_MICHAEL_MIC_FAILURE, &data);
}
-static void mlme_event_join_ibss(struct wpa_driver_nl80211_data *drv,
- struct nlattr *tb[])
+static void wpa_driver_nl80211_rfkill_blocked(void *ctx)
{
- unsigned int freq;
+ struct wpa_driver_nl80211_data *drv = ctx;
- if (tb[NL80211_ATTR_MAC] == NULL) {
- wpa_printf(MSG_DEBUG, "nl80211: No address in IBSS joined "
- "event");
- return;
- }
- os_memcpy(drv->bssid, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
+ wpa_printf(MSG_DEBUG, "nl80211: RFKILL blocked");
+
+ /*
+ * rtnetlink ifdown handler will report interfaces other than the P2P
+ * Device interface as disabled.
+ */
+ if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
+ wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_DISABLED, NULL);
+}
- drv->associated = 1;
- wpa_printf(MSG_DEBUG, "nl80211: IBSS " MACSTR " joined",
- MAC2STR(drv->bssid));
- freq = nl80211_get_assoc_freq(drv);
- if (freq) {
- wpa_printf(MSG_DEBUG, "nl80211: IBSS on frequency %u MHz",
- freq);
- drv->first_bss->freq = freq;
+static void wpa_driver_nl80211_rfkill_unblocked(void *ctx)
+{
+ struct wpa_driver_nl80211_data *drv = ctx;
+ wpa_printf(MSG_DEBUG, "nl80211: RFKILL unblocked");
+ if (i802_set_iface_flags(drv->first_bss, 1)) {
+ wpa_printf(MSG_DEBUG, "nl80211: Could not set interface UP "
+ "after rfkill unblock");
+ return;
}
- wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
+ if (is_p2p_net_interface(drv->nlmode))
+ nl80211_disable_11b_rates(drv, drv->ifindex, 1);
+
+ /*
+ * rtnetlink ifup handler will report interfaces other than the P2P
+ * Device interface as enabled.
+ */
+ if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
+ wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED, NULL);
}
-static void mlme_event_remain_on_channel(struct wpa_driver_nl80211_data *drv,
- int cancel_event, struct nlattr *tb[])
+static void wpa_driver_nl80211_handle_eapol_tx_status(int sock,
+ void *eloop_ctx,
+ void *handle)
{
- unsigned int freq, chan_type, duration;
- union wpa_event_data data;
- u64 cookie;
+ struct wpa_driver_nl80211_data *drv = eloop_ctx;
+ u8 data[2048];
+ struct msghdr msg;
+ struct iovec entry;
+ u8 control[512];
+ struct cmsghdr *cmsg;
+ int res, found_ee = 0, found_wifi = 0, acked = 0;
+ union wpa_event_data event;
- if (tb[NL80211_ATTR_WIPHY_FREQ])
- freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
- else
- freq = 0;
+ memset(&msg, 0, sizeof(msg));
+ msg.msg_iov = &entry;
+ msg.msg_iovlen = 1;
+ entry.iov_base = data;
+ entry.iov_len = sizeof(data);
+ msg.msg_control = &control;
+ msg.msg_controllen = sizeof(control);
- if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])
- chan_type = nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
- else
- chan_type = 0;
+ res = recvmsg(sock, &msg, MSG_ERRQUEUE);
+ /* if error or not fitting 802.3 header, return */
+ if (res < 14)
+ return;
- if (tb[NL80211_ATTR_DURATION])
- duration = nla_get_u32(tb[NL80211_ATTR_DURATION]);
- else
- duration = 0;
+ for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg))
+ {
+ if (cmsg->cmsg_level == SOL_SOCKET &&
+ cmsg->cmsg_type == SCM_WIFI_STATUS) {
+ int *ack;
- if (tb[NL80211_ATTR_COOKIE])
- cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
- else
- cookie = 0;
+ found_wifi = 1;
+ ack = (void *)CMSG_DATA(cmsg);
+ acked = *ack;
+ }
- wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel event (cancel=%d "
- "freq=%u channel_type=%u duration=%u cookie=0x%llx (%s))",
- cancel_event, freq, chan_type, duration,
- (long long unsigned int) cookie,
- cookie == drv->remain_on_chan_cookie ? "match" : "unknown");
+ if (cmsg->cmsg_level == SOL_PACKET &&
+ cmsg->cmsg_type == PACKET_TX_TIMESTAMP) {
+ struct sock_extended_err *err =
+ (struct sock_extended_err *)CMSG_DATA(cmsg);
- if (cookie != drv->remain_on_chan_cookie)
- return; /* not for us */
+ if (err->ee_origin == SO_EE_ORIGIN_TXSTATUS)
+ found_ee = 1;
+ }
+ }
- if (cancel_event)
- drv->pending_remain_on_chan = 0;
+ if (!found_ee || !found_wifi)
+ return;
- os_memset(&data, 0, sizeof(data));
- data.remain_on_channel.freq = freq;
- data.remain_on_channel.duration = duration;
- wpa_supplicant_event(drv->ctx, cancel_event ?
- EVENT_CANCEL_REMAIN_ON_CHANNEL :
- EVENT_REMAIN_ON_CHANNEL, &data);
+ memset(&event, 0, sizeof(event));
+ event.eapol_tx_status.dst = data;
+ event.eapol_tx_status.data = data + 14;
+ event.eapol_tx_status.data_len = res - 14;
+ event.eapol_tx_status.ack = acked;
+ wpa_supplicant_event(drv->ctx, EVENT_EAPOL_TX_STATUS, &event);
}
-static void mlme_event_ft_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr *tb[])
+static int nl80211_init_bss(struct i802_bss *bss)
{
- union wpa_event_data data;
-
- os_memset(&data, 0, sizeof(data));
-
- if (tb[NL80211_ATTR_IE]) {
- data.ft_ies.ies = nla_data(tb[NL80211_ATTR_IE]);
- data.ft_ies.ies_len = nla_len(tb[NL80211_ATTR_IE]);
- }
+ bss->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
+ if (!bss->nl_cb)
+ return -1;
- if (tb[NL80211_ATTR_IE_RIC]) {
- data.ft_ies.ric_ies = nla_data(tb[NL80211_ATTR_IE_RIC]);
- data.ft_ies.ric_ies_len = nla_len(tb[NL80211_ATTR_IE_RIC]);
- }
+ nl_cb_set(bss->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
+ no_seq_check, NULL);
+ nl_cb_set(bss->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
+ process_bss_event, bss);
- if (tb[NL80211_ATTR_MAC])
- os_memcpy(data.ft_ies.target_ap,
- nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
+ return 0;
+}
- wpa_printf(MSG_DEBUG, "nl80211: FT event target_ap " MACSTR,
- MAC2STR(data.ft_ies.target_ap));
- wpa_supplicant_event(drv->ctx, EVENT_FT_RESPONSE, &data);
+static void nl80211_destroy_bss(struct i802_bss *bss)
+{
+ nl_cb_put(bss->nl_cb);
+ bss->nl_cb = NULL;
}
-static void send_scan_event(struct wpa_driver_nl80211_data *drv, int aborted,
- struct nlattr *tb[])
+static void
+wpa_driver_nl80211_drv_init_rfkill(struct wpa_driver_nl80211_data *drv)
{
- union wpa_event_data event;
- struct nlattr *nl;
- int rem;
- struct scan_info *info;
-#define MAX_REPORT_FREQS 50
- int freqs[MAX_REPORT_FREQS];
- int num_freqs = 0;
-
- if (drv->scan_for_auth) {
- drv->scan_for_auth = 0;
- wpa_printf(MSG_DEBUG, "nl80211: Scan results for missing "
- "cfg80211 BSS entry");
- wpa_driver_nl80211_authenticate_retry(drv);
+ struct rfkill_config *rcfg;
+
+ if (drv->rfkill)
return;
- }
- os_memset(&event, 0, sizeof(event));
- info = &event.scan_info;
- info->aborted = aborted;
-
- if (tb[NL80211_ATTR_SCAN_SSIDS]) {
- nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_SSIDS], rem) {
- struct wpa_driver_scan_ssid *s =
- &info->ssids[info->num_ssids];
- s->ssid = nla_data(nl);
- s->ssid_len = nla_len(nl);
- wpa_printf(MSG_DEBUG, "nl80211: Scan probed for SSID '%s'",
- wpa_ssid_txt(s->ssid, s->ssid_len));
- info->num_ssids++;
- if (info->num_ssids == WPAS_MAX_SCAN_SSIDS)
- break;
- }
- }
- if (tb[NL80211_ATTR_SCAN_FREQUENCIES]) {
- char msg[200], *pos, *end;
- int res;
+ rcfg = os_zalloc(sizeof(*rcfg));
+ if (!rcfg)
+ return;
- pos = msg;
- end = pos + sizeof(msg);
- *pos = '\0';
+ rcfg->ctx = drv;
- nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_FREQUENCIES], rem)
- {
- freqs[num_freqs] = nla_get_u32(nl);
- res = os_snprintf(pos, end - pos, " %d",
- freqs[num_freqs]);
- if (res > 0 && end - pos > res)
- pos += res;
- num_freqs++;
- if (num_freqs == MAX_REPORT_FREQS - 1)
- break;
+ /* rfkill uses netdev sysfs for initialization. However, P2P Device is
+ * not associated with a netdev, so use the name of some other interface
+ * sharing the same wiphy as the P2P Device interface.
+ *
+ * Note: This is valid, as a P2P Device interface is always dynamically
+ * created and is created only once another wpa_s interface was added.
+ */
+ if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) {
+ struct nl80211_global *global = drv->global;
+ struct wpa_driver_nl80211_data *tmp1;
+
+ dl_list_for_each(tmp1, &global->interfaces,
+ struct wpa_driver_nl80211_data, list) {
+ if (drv == tmp1 || drv->wiphy_idx != tmp1->wiphy_idx ||
+ !tmp1->rfkill)
+ continue;
+
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Use (%s) to initialize P2P Device rfkill",
+ tmp1->first_bss->ifname);
+ os_strlcpy(rcfg->ifname, tmp1->first_bss->ifname,
+ sizeof(rcfg->ifname));
+ break;
}
- info->freqs = freqs;
- info->num_freqs = num_freqs;
- wpa_printf(MSG_DEBUG, "nl80211: Scan included frequencies:%s",
- msg);
+ } else {
+ os_strlcpy(rcfg->ifname, drv->first_bss->ifname,
+ sizeof(rcfg->ifname));
+ }
+
+ rcfg->blocked_cb = wpa_driver_nl80211_rfkill_blocked;
+ rcfg->unblocked_cb = wpa_driver_nl80211_rfkill_unblocked;
+ drv->rfkill = rfkill_init(rcfg);
+ if (!drv->rfkill) {
+ wpa_printf(MSG_DEBUG, "nl80211: RFKILL status not available");
+ os_free(rcfg);
}
- wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event);
}
-static int get_link_signal(struct nl_msg *msg, void *arg)
+static void * wpa_driver_nl80211_drv_init(void *ctx, const char *ifname,
+ void *global_priv, int hostapd,
+ const u8 *set_addr,
+ const char *driver_params)
{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct nlattr *sinfo[NL80211_STA_INFO_MAX + 1];
- static struct nla_policy policy[NL80211_STA_INFO_MAX + 1] = {
- [NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
- [NL80211_STA_INFO_SIGNAL_AVG] = { .type = NLA_U8 },
- };
- struct nlattr *rinfo[NL80211_RATE_INFO_MAX + 1];
- static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
- [NL80211_RATE_INFO_BITRATE] = { .type = NLA_U16 },
- [NL80211_RATE_INFO_MCS] = { .type = NLA_U8 },
- [NL80211_RATE_INFO_40_MHZ_WIDTH] = { .type = NLA_FLAG },
- [NL80211_RATE_INFO_SHORT_GI] = { .type = NLA_FLAG },
- };
- struct wpa_signal_info *sig_change = arg;
+ struct wpa_driver_nl80211_data *drv;
+ struct i802_bss *bss;
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
- if (!tb[NL80211_ATTR_STA_INFO] ||
- nla_parse_nested(sinfo, NL80211_STA_INFO_MAX,
- tb[NL80211_ATTR_STA_INFO], policy))
- return NL_SKIP;
- if (!sinfo[NL80211_STA_INFO_SIGNAL])
- return NL_SKIP;
+ if (global_priv == NULL)
+ return NULL;
+ drv = os_zalloc(sizeof(*drv));
+ if (drv == NULL)
+ return NULL;
+ drv->global = global_priv;
+ drv->ctx = ctx;
+ drv->hostapd = !!hostapd;
+ drv->eapol_sock = -1;
- sig_change->current_signal =
- (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]);
+ /*
+ * There is no driver capability flag for this, so assume it is
+ * supported and disable this on first attempt to use if the driver
+ * rejects the command due to missing support.
+ */
+ drv->set_rekey_offload = 1;
- if (sinfo[NL80211_STA_INFO_SIGNAL_AVG])
- sig_change->avg_signal =
- (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]);
- else
- sig_change->avg_signal = 0;
+ drv->num_if_indices = sizeof(drv->default_if_indices) / sizeof(int);
+ drv->if_indices = drv->default_if_indices;
+ drv->if_indices_reason = drv->default_if_indices_reason;
- if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
- if (nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX,
- sinfo[NL80211_STA_INFO_TX_BITRATE],
- rate_policy)) {
- sig_change->current_txrate = 0;
- } else {
- if (rinfo[NL80211_RATE_INFO_BITRATE]) {
- sig_change->current_txrate =
- nla_get_u16(rinfo[
- NL80211_RATE_INFO_BITRATE]) * 100;
- }
- }
+ drv->first_bss = os_zalloc(sizeof(*drv->first_bss));
+ if (!drv->first_bss) {
+ os_free(drv);
+ return NULL;
}
+ bss = drv->first_bss;
+ bss->drv = drv;
+ bss->ctx = ctx;
- return NL_SKIP;
-}
-
-
-static int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv,
- struct wpa_signal_info *sig)
-{
- struct nl_msg *msg;
-
- sig->current_signal = -9999;
- sig->current_txrate = 0;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_STATION);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid);
+ os_strlcpy(bss->ifname, ifname, sizeof(bss->ifname));
+ drv->monitor_ifidx = -1;
+ drv->monitor_sock = -1;
+ drv->eapol_tx_sock = -1;
+ drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
- return send_and_recv_msgs(drv, msg, get_link_signal, sig);
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
-}
+ if (nl80211_init_bss(bss))
+ goto failed;
+ if (wpa_driver_nl80211_finish_drv_init(drv, set_addr, 1, driver_params))
+ goto failed;
-static int get_link_noise(struct nl_msg *msg, void *arg)
-{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
- static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
- [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
- [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
- };
- struct wpa_signal_info *sig_change = arg;
+ drv->eapol_tx_sock = socket(PF_PACKET, SOCK_DGRAM, 0);
+ if (drv->eapol_tx_sock < 0)
+ goto failed;
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
+ if (drv->data_tx_status) {
+ int enabled = 1;
- if (!tb[NL80211_ATTR_SURVEY_INFO]) {
- wpa_printf(MSG_DEBUG, "nl80211: survey data missing!");
- return NL_SKIP;
+ if (setsockopt(drv->eapol_tx_sock, SOL_SOCKET, SO_WIFI_STATUS,
+ &enabled, sizeof(enabled)) < 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: wifi status sockopt failed\n");
+ drv->data_tx_status = 0;
+ if (!drv->use_monitor)
+ drv->capa.flags &=
+ ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
+ } else {
+ eloop_register_read_sock(drv->eapol_tx_sock,
+ wpa_driver_nl80211_handle_eapol_tx_status,
+ drv, NULL);
+ }
}
- if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
- tb[NL80211_ATTR_SURVEY_INFO],
- survey_policy)) {
- wpa_printf(MSG_DEBUG, "nl80211: failed to parse nested "
- "attributes!");
- return NL_SKIP;
+ if (drv->global) {
+ nl80211_check_global(drv->global);
+ dl_list_add(&drv->global->interfaces, &drv->list);
+ drv->in_interface_list = 1;
}
- if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY])
- return NL_SKIP;
-
- if (nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]) !=
- sig_change->frequency)
- return NL_SKIP;
-
- if (!sinfo[NL80211_SURVEY_INFO_NOISE])
- return NL_SKIP;
-
- sig_change->current_noise =
- (s8) nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
+ return bss;
- return NL_SKIP;
+failed:
+ wpa_driver_nl80211_deinit(bss);
+ return NULL;
}
-static int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
- struct wpa_signal_info *sig_change)
+/**
+ * wpa_driver_nl80211_init - Initialize nl80211 driver interface
+ * @ctx: context to be used when calling wpa_supplicant functions,
+ * e.g., wpa_supplicant_event()
+ * @ifname: interface name, e.g., wlan0
+ * @global_priv: private driver global data from global_init()
+ * Returns: Pointer to private data, %NULL on failure
+ */
+static void * wpa_driver_nl80211_init(void *ctx, const char *ifname,
+ void *global_priv)
{
- struct nl_msg *msg;
-
- sig_change->current_noise = 9999;
- sig_change->frequency = drv->assoc_freq;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- nl80211_cmd(drv, msg, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
- return send_and_recv_msgs(drv, msg, get_link_noise, sig_change);
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
+ return wpa_driver_nl80211_drv_init(ctx, ifname, global_priv, 0, NULL,
+ NULL);
}
-static int get_noise_for_scan_results(struct nl_msg *msg, void *arg)
+static int nl80211_register_frame(struct i802_bss *bss,
+ struct nl_handle *nl_handle,
+ u16 type, const u8 *match, size_t match_len)
{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
- static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
- [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
- [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
- };
- struct wpa_scan_results *scan_results = arg;
- struct wpa_scan_res *scan_res;
- size_t i;
-
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ int ret;
+ char buf[30];
- if (!tb[NL80211_ATTR_SURVEY_INFO]) {
- wpa_printf(MSG_DEBUG, "nl80211: Survey data missing");
- return NL_SKIP;
- }
+ buf[0] = '\0';
+ wpa_snprintf_hex(buf, sizeof(buf), match, match_len);
+ wpa_printf(MSG_DEBUG, "nl80211: Register frame type=0x%x (%s) nl_handle=%p match=%s",
+ type, fc2str(type), nl_handle, buf);
- if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
- tb[NL80211_ATTR_SURVEY_INFO],
- survey_policy)) {
- wpa_printf(MSG_DEBUG, "nl80211: Failed to parse nested "
- "attributes");
- return NL_SKIP;
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REGISTER_ACTION)) ||
+ nla_put_u16(msg, NL80211_ATTR_FRAME_TYPE, type) ||
+ nla_put(msg, NL80211_ATTR_FRAME_MATCH, match_len, match)) {
+ nlmsg_free(msg);
+ return -1;
}
- if (!sinfo[NL80211_SURVEY_INFO_NOISE])
- return NL_SKIP;
-
- if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY])
- return NL_SKIP;
-
- for (i = 0; i < scan_results->num; ++i) {
- scan_res = scan_results->res[i];
- if (!scan_res)
- continue;
- if ((int) nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]) !=
- scan_res->freq)
- continue;
- if (!(scan_res->flags & WPA_SCAN_NOISE_INVALID))
- continue;
- scan_res->noise = (s8)
- nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
- scan_res->flags &= ~WPA_SCAN_NOISE_INVALID;
+ ret = send_and_recv(drv->global, nl_handle, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Register frame command "
+ "failed (type=%u): ret=%d (%s)",
+ type, ret, strerror(-ret));
+ wpa_hexdump(MSG_DEBUG, "nl80211: Register frame match",
+ match, match_len);
}
-
- return NL_SKIP;
+ return ret;
}
-static int nl80211_get_noise_for_scan_results(
- struct wpa_driver_nl80211_data *drv,
- struct wpa_scan_results *scan_res)
+static int nl80211_alloc_mgmt_handle(struct i802_bss *bss)
{
- struct nl_msg *msg;
+ if (bss->nl_mgmt) {
+ wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting "
+ "already on! (nl_mgmt=%p)", bss->nl_mgmt);
+ return -1;
+ }
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ bss->nl_mgmt = nl_create_handle(bss->nl_cb, "mgmt");
+ if (bss->nl_mgmt == NULL)
+ return -1;
- nl80211_cmd(drv, msg, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
+ return 0;
+}
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- return send_and_recv_msgs(drv, msg, get_noise_for_scan_results,
- scan_res);
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
+static void nl80211_mgmt_handle_register_eloop(struct i802_bss *bss)
+{
+ nl80211_register_eloop_read(&bss->nl_mgmt,
+ wpa_driver_nl80211_event_receive,
+ bss->nl_cb);
}
-static void nl80211_cqm_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr *tb[])
+static int nl80211_register_action_frame(struct i802_bss *bss,
+ const u8 *match, size_t match_len)
{
- static struct nla_policy cqm_policy[NL80211_ATTR_CQM_MAX + 1] = {
- [NL80211_ATTR_CQM_RSSI_THOLD] = { .type = NLA_U32 },
- [NL80211_ATTR_CQM_RSSI_HYST] = { .type = NLA_U8 },
- [NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] = { .type = NLA_U32 },
- [NL80211_ATTR_CQM_PKT_LOSS_EVENT] = { .type = NLA_U32 },
- };
- struct nlattr *cqm[NL80211_ATTR_CQM_MAX + 1];
- enum nl80211_cqm_rssi_threshold_event event;
- union wpa_event_data ed;
- struct wpa_signal_info sig;
- int res;
+ u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ACTION << 4);
+ return nl80211_register_frame(bss, bss->nl_mgmt,
+ type, match, match_len);
+}
- if (tb[NL80211_ATTR_CQM] == NULL ||
- nla_parse_nested(cqm, NL80211_ATTR_CQM_MAX, tb[NL80211_ATTR_CQM],
- cqm_policy)) {
- wpa_printf(MSG_DEBUG, "nl80211: Ignore invalid CQM event");
- return;
- }
- os_memset(&ed, 0, sizeof(ed));
+static int nl80211_mgmt_subscribe_non_ap(struct i802_bss *bss)
+{
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ int ret = 0;
- if (cqm[NL80211_ATTR_CQM_PKT_LOSS_EVENT]) {
- if (!tb[NL80211_ATTR_MAC])
- return;
- os_memcpy(ed.low_ack.addr, nla_data(tb[NL80211_ATTR_MAC]),
- ETH_ALEN);
- wpa_supplicant_event(drv->ctx, EVENT_STATION_LOW_ACK, &ed);
- return;
- }
+ if (nl80211_alloc_mgmt_handle(bss))
+ return -1;
+ wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with non-AP "
+ "handle %p", bss->nl_mgmt);
- if (cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] == NULL)
- return;
- event = nla_get_u32(cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT]);
-
- if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH) {
- wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor "
- "event: RSSI high");
- ed.signal_change.above_threshold = 1;
- } else if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW) {
- wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor "
- "event: RSSI low");
- ed.signal_change.above_threshold = 0;
- } else
- return;
+ if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
+ u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4);
- res = nl80211_get_link_signal(drv, &sig);
- if (res == 0) {
- ed.signal_change.current_signal = sig.current_signal;
- ed.signal_change.current_txrate = sig.current_txrate;
- wpa_printf(MSG_DEBUG, "nl80211: Signal: %d dBm txrate: %d",
- sig.current_signal, sig.current_txrate);
+ /* register for any AUTH message */
+ nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0);
}
- res = nl80211_get_link_noise(drv, &sig);
- if (res == 0) {
- ed.signal_change.current_noise = sig.current_noise;
- wpa_printf(MSG_DEBUG, "nl80211: Noise: %d dBm",
- sig.current_noise);
+#ifdef CONFIG_INTERWORKING
+ /* QoS Map Configure */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x01\x04", 2) < 0)
+ ret = -1;
+#endif /* CONFIG_INTERWORKING */
+#if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING)
+ /* GAS Initial Request */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0a", 2) < 0)
+ ret = -1;
+ /* GAS Initial Response */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0b", 2) < 0)
+ ret = -1;
+ /* GAS Comeback Request */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0c", 2) < 0)
+ ret = -1;
+ /* GAS Comeback Response */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0d", 2) < 0)
+ ret = -1;
+ /* Protected GAS Initial Request */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0a", 2) < 0)
+ ret = -1;
+ /* Protected GAS Initial Response */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0b", 2) < 0)
+ ret = -1;
+ /* Protected GAS Comeback Request */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0c", 2) < 0)
+ ret = -1;
+ /* Protected GAS Comeback Response */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0d", 2) < 0)
+ ret = -1;
+#endif /* CONFIG_P2P || CONFIG_INTERWORKING */
+#ifdef CONFIG_P2P
+ /* P2P Public Action */
+ if (nl80211_register_action_frame(bss,
+ (u8 *) "\x04\x09\x50\x6f\x9a\x09",
+ 6) < 0)
+ ret = -1;
+ /* P2P Action */
+ if (nl80211_register_action_frame(bss,
+ (u8 *) "\x7f\x50\x6f\x9a\x09",
+ 5) < 0)
+ ret = -1;
+#endif /* CONFIG_P2P */
+#ifdef CONFIG_IEEE80211W
+ /* SA Query Response */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x08\x01", 2) < 0)
+ ret = -1;
+#endif /* CONFIG_IEEE80211W */
+#ifdef CONFIG_TDLS
+ if ((drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) {
+ /* TDLS Discovery Response */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0e", 2) <
+ 0)
+ ret = -1;
}
+#endif /* CONFIG_TDLS */
+#ifdef CONFIG_FST
+ /* FST Action frames */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x12", 1) < 0)
+ ret = -1;
+#endif /* CONFIG_FST */
- wpa_supplicant_event(drv->ctx, EVENT_SIGNAL_CHANGE, &ed);
-}
+ /* FT Action frames */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
+ ret = -1;
+ else
+ drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT |
+ WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
+
+ /* WNM - BSS Transition Management Request */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x07", 2) < 0)
+ ret = -1;
+ /* WNM-Sleep Mode Response */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x11", 2) < 0)
+ ret = -1;
+#ifdef CONFIG_HS20
+ /* WNM-Notification */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x1a", 2) < 0)
+ ret = -1;
+#endif /* CONFIG_HS20 */
-static void nl80211_new_station_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr **tb)
-{
- u8 *addr;
- union wpa_event_data data;
+ /* WMM-AC ADDTS Response */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x11\x01", 2) < 0)
+ ret = -1;
- if (tb[NL80211_ATTR_MAC] == NULL)
- return;
- addr = nla_data(tb[NL80211_ATTR_MAC]);
- wpa_printf(MSG_DEBUG, "nl80211: New station " MACSTR, MAC2STR(addr));
-
- if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) {
- u8 *ies = NULL;
- size_t ies_len = 0;
- if (tb[NL80211_ATTR_IE]) {
- ies = nla_data(tb[NL80211_ATTR_IE]);
- ies_len = nla_len(tb[NL80211_ATTR_IE]);
- }
- wpa_hexdump(MSG_DEBUG, "nl80211: Assoc Req IEs", ies, ies_len);
- drv_event_assoc(drv->ctx, addr, ies, ies_len, 0);
- return;
- }
+ /* WMM-AC DELTS */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x11\x02", 2) < 0)
+ ret = -1;
- if (drv->nlmode != NL80211_IFTYPE_ADHOC)
- return;
+ /* Radio Measurement - Neighbor Report Response */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x05\x05", 2) < 0)
+ ret = -1;
- os_memset(&data, 0, sizeof(data));
- os_memcpy(data.ibss_rsn_start.peer, addr, ETH_ALEN);
- wpa_supplicant_event(drv->ctx, EVENT_IBSS_RSN_START, &data);
-}
+ /* Radio Measurement - Radio Measurement Request */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x05\x00", 2) < 0)
+ ret = -1;
+ /* Radio Measurement - Link Measurement Request */
+ if ((drv->capa.rrm_flags & WPA_DRIVER_FLAGS_TX_POWER_INSERTION) &&
+ (nl80211_register_action_frame(bss, (u8 *) "\x05\x02", 2) < 0))
+ ret = -1;
-static void nl80211_del_station_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr **tb)
-{
- u8 *addr;
- union wpa_event_data data;
+ nl80211_mgmt_handle_register_eloop(bss);
- if (tb[NL80211_ATTR_MAC] == NULL)
- return;
- addr = nla_data(tb[NL80211_ATTR_MAC]);
- wpa_printf(MSG_DEBUG, "nl80211: Delete station " MACSTR,
- MAC2STR(addr));
+ return ret;
+}
- if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) {
- drv_event_disassoc(drv->ctx, addr);
- return;
- }
- if (drv->nlmode != NL80211_IFTYPE_ADHOC)
- return;
+static int nl80211_mgmt_subscribe_mesh(struct i802_bss *bss)
+{
+ int ret = 0;
- os_memset(&data, 0, sizeof(data));
- os_memcpy(data.ibss_peer_lost.peer, addr, ETH_ALEN);
- wpa_supplicant_event(drv->ctx, EVENT_IBSS_PEER_LOST, &data);
-}
-
-
-static void nl80211_rekey_offload_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr **tb)
-{
- struct nlattr *rekey_info[NUM_NL80211_REKEY_DATA];
- static struct nla_policy rekey_policy[NUM_NL80211_REKEY_DATA] = {
- [NL80211_REKEY_DATA_KEK] = {
- .minlen = NL80211_KEK_LEN,
- .maxlen = NL80211_KEK_LEN,
- },
- [NL80211_REKEY_DATA_KCK] = {
- .minlen = NL80211_KCK_LEN,
- .maxlen = NL80211_KCK_LEN,
- },
- [NL80211_REKEY_DATA_REPLAY_CTR] = {
- .minlen = NL80211_REPLAY_CTR_LEN,
- .maxlen = NL80211_REPLAY_CTR_LEN,
- },
- };
- union wpa_event_data data;
+ if (nl80211_alloc_mgmt_handle(bss))
+ return -1;
- if (!tb[NL80211_ATTR_MAC])
- return;
- if (!tb[NL80211_ATTR_REKEY_DATA])
- return;
- if (nla_parse_nested(rekey_info, MAX_NL80211_REKEY_DATA,
- tb[NL80211_ATTR_REKEY_DATA], rekey_policy))
- return;
- if (!rekey_info[NL80211_REKEY_DATA_REPLAY_CTR])
- return;
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Subscribe to mgmt frames with mesh handle %p",
+ bss->nl_mgmt);
- os_memset(&data, 0, sizeof(data));
- data.driver_gtk_rekey.bssid = nla_data(tb[NL80211_ATTR_MAC]);
- wpa_printf(MSG_DEBUG, "nl80211: Rekey offload event for BSSID " MACSTR,
- MAC2STR(data.driver_gtk_rekey.bssid));
- data.driver_gtk_rekey.replay_ctr =
- nla_data(rekey_info[NL80211_REKEY_DATA_REPLAY_CTR]);
- wpa_hexdump(MSG_DEBUG, "nl80211: Rekey offload - Replay Counter",
- data.driver_gtk_rekey.replay_ctr, NL80211_REPLAY_CTR_LEN);
- wpa_supplicant_event(drv->ctx, EVENT_DRIVER_GTK_REKEY, &data);
-}
-
-
-static void nl80211_pmksa_candidate_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr **tb)
-{
- struct nlattr *cand[NUM_NL80211_PMKSA_CANDIDATE];
- static struct nla_policy cand_policy[NUM_NL80211_PMKSA_CANDIDATE] = {
- [NL80211_PMKSA_CANDIDATE_INDEX] = { .type = NLA_U32 },
- [NL80211_PMKSA_CANDIDATE_BSSID] = {
- .minlen = ETH_ALEN,
- .maxlen = ETH_ALEN,
- },
- [NL80211_PMKSA_CANDIDATE_PREAUTH] = { .type = NLA_FLAG },
- };
- union wpa_event_data data;
+ /* Auth frames for mesh SAE */
+ if (nl80211_register_frame(bss, bss->nl_mgmt,
+ (WLAN_FC_TYPE_MGMT << 2) |
+ (WLAN_FC_STYPE_AUTH << 4),
+ NULL, 0) < 0)
+ ret = -1;
- wpa_printf(MSG_DEBUG, "nl80211: PMKSA candidate event");
+ /* Mesh peering open */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x01", 2) < 0)
+ ret = -1;
+ /* Mesh peering confirm */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x02", 2) < 0)
+ ret = -1;
+ /* Mesh peering close */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x0f\x03", 2) < 0)
+ ret = -1;
- if (!tb[NL80211_ATTR_PMKSA_CANDIDATE])
- return;
- if (nla_parse_nested(cand, MAX_NL80211_PMKSA_CANDIDATE,
- tb[NL80211_ATTR_PMKSA_CANDIDATE], cand_policy))
- return;
- if (!cand[NL80211_PMKSA_CANDIDATE_INDEX] ||
- !cand[NL80211_PMKSA_CANDIDATE_BSSID])
- return;
+ nl80211_mgmt_handle_register_eloop(bss);
- os_memset(&data, 0, sizeof(data));
- os_memcpy(data.pmkid_candidate.bssid,
- nla_data(cand[NL80211_PMKSA_CANDIDATE_BSSID]), ETH_ALEN);
- data.pmkid_candidate.index =
- nla_get_u32(cand[NL80211_PMKSA_CANDIDATE_INDEX]);
- data.pmkid_candidate.preauth =
- cand[NL80211_PMKSA_CANDIDATE_PREAUTH] != NULL;
- wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE, &data);
+ return ret;
}
-static void nl80211_client_probe_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr **tb)
+static int nl80211_register_spurious_class3(struct i802_bss *bss)
{
- union wpa_event_data data;
+ struct nl_msg *msg;
+ int ret;
+
+ msg = nl80211_bss_msg(bss, 0, NL80211_CMD_UNEXPECTED_FRAME);
+ ret = send_and_recv(bss->drv->global, bss->nl_mgmt, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Register spurious class3 "
+ "failed: ret=%d (%s)",
+ ret, strerror(-ret));
+ }
+ return ret;
+}
- wpa_printf(MSG_DEBUG, "nl80211: Probe client event");
- if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_ACK])
- return;
+static int nl80211_action_subscribe_ap(struct i802_bss *bss)
+{
+ int ret = 0;
- os_memset(&data, 0, sizeof(data));
- os_memcpy(data.client_poll.addr,
- nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
+ /* Public Action frames */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04", 1) < 0)
+ ret = -1;
+ /* RRM Measurement Report */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x05\x01", 2) < 0)
+ ret = -1;
+ /* RRM Neighbor Report Request */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x05\x04", 2) < 0)
+ ret = -1;
+ /* FT Action frames */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
+ ret = -1;
+#ifdef CONFIG_IEEE80211W
+ /* SA Query */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x08", 1) < 0)
+ ret = -1;
+#endif /* CONFIG_IEEE80211W */
+ /* Protected Dual of Public Action */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x09", 1) < 0)
+ ret = -1;
+ /* WNM */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x0a", 1) < 0)
+ ret = -1;
+ /* WMM */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x11", 1) < 0)
+ ret = -1;
+#ifdef CONFIG_FST
+ /* FST Action frames */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x12", 1) < 0)
+ ret = -1;
+#endif /* CONFIG_FST */
+ /* Vendor-specific */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x7f", 1) < 0)
+ ret = -1;
- wpa_supplicant_event(drv->ctx, EVENT_DRIVER_CLIENT_POLL_OK, &data);
+ return ret;
}
-static void nl80211_tdls_oper_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr **tb)
+static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss)
{
- union wpa_event_data data;
-
- wpa_printf(MSG_DEBUG, "nl80211: TDLS operation event");
+ static const int stypes[] = {
+ WLAN_FC_STYPE_AUTH,
+ WLAN_FC_STYPE_ASSOC_REQ,
+ WLAN_FC_STYPE_REASSOC_REQ,
+ WLAN_FC_STYPE_DISASSOC,
+ WLAN_FC_STYPE_DEAUTH,
+ WLAN_FC_STYPE_PROBE_REQ,
+/* Beacon doesn't work as mac80211 doesn't currently allow
+ * it, but it wouldn't really be the right thing anyway as
+ * it isn't per interface ... maybe just dump the scan
+ * results periodically for OLBC?
+ */
+ /* WLAN_FC_STYPE_BEACON, */
+ };
+ unsigned int i;
- if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_TDLS_OPERATION])
- return;
+ if (nl80211_alloc_mgmt_handle(bss))
+ return -1;
+ wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
+ "handle %p", bss->nl_mgmt);
- os_memset(&data, 0, sizeof(data));
- os_memcpy(data.tdls.peer, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
- switch (nla_get_u8(tb[NL80211_ATTR_TDLS_OPERATION])) {
- case NL80211_TDLS_SETUP:
- wpa_printf(MSG_DEBUG, "nl80211: TDLS setup request for peer "
- MACSTR, MAC2STR(data.tdls.peer));
- data.tdls.oper = TDLS_REQUEST_SETUP;
- break;
- case NL80211_TDLS_TEARDOWN:
- wpa_printf(MSG_DEBUG, "nl80211: TDLS teardown request for peer "
- MACSTR, MAC2STR(data.tdls.peer));
- data.tdls.oper = TDLS_REQUEST_TEARDOWN;
- break;
- default:
- wpa_printf(MSG_DEBUG, "nl80211: Unsupported TDLS operatione "
- "event");
- return;
- }
- if (tb[NL80211_ATTR_REASON_CODE]) {
- data.tdls.reason_code =
- nla_get_u16(tb[NL80211_ATTR_REASON_CODE]);
+ for (i = 0; i < ARRAY_SIZE(stypes); i++) {
+ if (nl80211_register_frame(bss, bss->nl_mgmt,
+ (WLAN_FC_TYPE_MGMT << 2) |
+ (stypes[i] << 4),
+ NULL, 0) < 0) {
+ goto out_err;
+ }
}
- wpa_supplicant_event(drv->ctx, EVENT_TDLS, &data);
-}
+ if (nl80211_action_subscribe_ap(bss))
+ goto out_err;
+ if (nl80211_register_spurious_class3(bss))
+ goto out_err;
-static void nl80211_stop_ap(struct wpa_driver_nl80211_data *drv,
- struct nlattr **tb)
-{
- wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_UNAVAILABLE, NULL);
+ if (nl80211_get_wiphy_data_ap(bss) == NULL)
+ goto out_err;
+
+ nl80211_mgmt_handle_register_eloop(bss);
+ return 0;
+
+out_err:
+ nl_destroy_handles(&bss->nl_mgmt);
+ return -1;
}
-static void nl80211_connect_failed_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr **tb)
+static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss *bss)
{
- union wpa_event_data data;
- u32 reason;
-
- wpa_printf(MSG_DEBUG, "nl80211: Connect failed event");
+ if (nl80211_alloc_mgmt_handle(bss))
+ return -1;
+ wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
+ "handle %p (device SME)", bss->nl_mgmt);
- if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_CONN_FAILED_REASON])
- return;
+ if (nl80211_action_subscribe_ap(bss))
+ goto out_err;
- os_memset(&data, 0, sizeof(data));
- os_memcpy(data.connect_failed_reason.addr,
- nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
-
- reason = nla_get_u32(tb[NL80211_ATTR_CONN_FAILED_REASON]);
- switch (reason) {
- case NL80211_CONN_FAIL_MAX_CLIENTS:
- wpa_printf(MSG_DEBUG, "nl80211: Max client reached");
- data.connect_failed_reason.code = MAX_CLIENT_REACHED;
- break;
- case NL80211_CONN_FAIL_BLOCKED_CLIENT:
- wpa_printf(MSG_DEBUG, "nl80211: Blocked client " MACSTR
- " tried to connect",
- MAC2STR(data.connect_failed_reason.addr));
- data.connect_failed_reason.code = BLOCKED_CLIENT;
- break;
- default:
- wpa_printf(MSG_DEBUG, "nl8021l: Unknown connect failed reason "
- "%u", reason);
- return;
- }
+ nl80211_mgmt_handle_register_eloop(bss);
+ return 0;
- wpa_supplicant_event(drv->ctx, EVENT_CONNECT_FAILED_REASON, &data);
+out_err:
+ nl_destroy_handles(&bss->nl_mgmt);
+ return -1;
}
-static void nl80211_radar_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr **tb)
+static void nl80211_mgmt_unsubscribe(struct i802_bss *bss, const char *reason)
{
- union wpa_event_data data;
- enum nl80211_radar_event event_type;
-
- if (!tb[NL80211_ATTR_WIPHY_FREQ] || !tb[NL80211_ATTR_RADAR_EVENT])
+ if (bss->nl_mgmt == NULL)
return;
+ wpa_printf(MSG_DEBUG, "nl80211: Unsubscribe mgmt frames handle %p "
+ "(%s)", bss->nl_mgmt, reason);
+ nl80211_destroy_eloop_handle(&bss->nl_mgmt);
- os_memset(&data, 0, sizeof(data));
- data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
- event_type = nla_get_u32(tb[NL80211_ATTR_RADAR_EVENT]);
-
- /* Check HT params */
- if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
- data.dfs_event.ht_enabled = 1;
- data.dfs_event.chan_offset = 0;
+ nl80211_put_wiphy_data_ap(bss);
+}
- switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) {
- case NL80211_CHAN_NO_HT:
- data.dfs_event.ht_enabled = 0;
- break;
- case NL80211_CHAN_HT20:
- break;
- case NL80211_CHAN_HT40PLUS:
- data.dfs_event.chan_offset = 1;
- break;
- case NL80211_CHAN_HT40MINUS:
- data.dfs_event.chan_offset = -1;
- break;
- }
- }
- /* Get VHT params */
- if (tb[NL80211_ATTR_CHANNEL_WIDTH])
- data.dfs_event.chan_width =
- convert2width(nla_get_u32(
- tb[NL80211_ATTR_CHANNEL_WIDTH]));
- if (tb[NL80211_ATTR_CENTER_FREQ1])
- data.dfs_event.cf1 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
- if (tb[NL80211_ATTR_CENTER_FREQ2])
- data.dfs_event.cf2 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
-
- wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz, ht: %d, offset: %d, width: %d, cf1: %dMHz, cf2: %dMHz",
- data.dfs_event.freq, data.dfs_event.ht_enabled,
- data.dfs_event.chan_offset, data.dfs_event.chan_width,
- data.dfs_event.cf1, data.dfs_event.cf2);
-
- switch (event_type) {
- case NL80211_RADAR_DETECTED:
- wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data);
- break;
- case NL80211_RADAR_CAC_FINISHED:
- wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data);
- break;
- case NL80211_RADAR_CAC_ABORTED:
- wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data);
- break;
- case NL80211_RADAR_NOP_FINISHED:
- wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data);
- break;
- default:
- wpa_printf(MSG_DEBUG, "nl80211: Unknown radar event %d "
- "received", event_type);
- break;
- }
+static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx, void *timeout_ctx)
+{
+ wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL);
}
-static void nl80211_spurious_frame(struct i802_bss *bss, struct nlattr **tb,
- int wds)
+static void nl80211_del_p2pdev(struct i802_bss *bss)
{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- union wpa_event_data event;
-
- if (!tb[NL80211_ATTR_MAC])
- return;
+ struct nl_msg *msg;
+ int ret;
- os_memset(&event, 0, sizeof(event));
- event.rx_from_unknown.bssid = bss->addr;
- event.rx_from_unknown.addr = nla_data(tb[NL80211_ATTR_MAC]);
- event.rx_from_unknown.wds = wds;
+ msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_INTERFACE);
+ ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
- wpa_supplicant_event(drv->ctx, EVENT_RX_FROM_UNKNOWN, &event);
+ wpa_printf(MSG_DEBUG, "nl80211: Delete P2P Device %s (0x%llx): %s",
+ bss->ifname, (long long unsigned int) bss->wdev_id,
+ strerror(-ret));
}
-static void qca_nl80211_avoid_freq(struct wpa_driver_nl80211_data *drv,
- const u8 *data, size_t len)
+static int nl80211_set_p2pdev(struct i802_bss *bss, int start)
{
- u32 i, count;
- union wpa_event_data event;
- struct wpa_freq_range *range = NULL;
- const struct qca_avoid_freq_list *freq_range;
-
- freq_range = (const struct qca_avoid_freq_list *) data;
- if (len < sizeof(freq_range->count))
- return;
-
- count = freq_range->count;
- if (len < sizeof(freq_range->count) +
- count * sizeof(struct qca_avoid_freq_range)) {
- wpa_printf(MSG_DEBUG, "nl80211: Ignored too short avoid frequency list (len=%u)",
- (unsigned int) len);
- return;
- }
-
- if (count > 0) {
- range = os_calloc(count, sizeof(struct wpa_freq_range));
- if (range == NULL)
- return;
- }
-
- os_memset(&event, 0, sizeof(event));
- for (i = 0; i < count; i++) {
- unsigned int idx = event.freq_range.num;
- range[idx].min = freq_range->range[i].start_freq;
- range[idx].max = freq_range->range[i].end_freq;
- wpa_printf(MSG_DEBUG, "nl80211: Avoid frequency range: %u-%u",
- range[idx].min, range[idx].max);
- if (range[idx].min > range[idx].max) {
- wpa_printf(MSG_DEBUG, "nl80211: Ignore invalid frequency range");
- continue;
- }
- event.freq_range.num++;
- }
- event.freq_range.range = range;
+ struct nl_msg *msg;
+ int ret;
- wpa_supplicant_event(drv->ctx, EVENT_AVOID_FREQUENCIES, &event);
+ msg = nl80211_cmd_msg(bss, 0, start ? NL80211_CMD_START_P2P_DEVICE :
+ NL80211_CMD_STOP_P2P_DEVICE);
+ ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
- os_free(range);
+ wpa_printf(MSG_DEBUG, "nl80211: %s P2P Device %s (0x%llx): %s",
+ start ? "Start" : "Stop",
+ bss->ifname, (long long unsigned int) bss->wdev_id,
+ strerror(-ret));
+ return ret;
}
-static void nl80211_vendor_event_qca(struct wpa_driver_nl80211_data *drv,
- u32 subcmd, u8 *data, size_t len)
+static int i802_set_iface_flags(struct i802_bss *bss, int up)
{
- switch (subcmd) {
- case QCA_NL80211_VENDOR_SUBCMD_AVOID_FREQUENCY:
- qca_nl80211_avoid_freq(drv, data, len);
- break;
- default:
- wpa_printf(MSG_DEBUG,
- "nl80211: Ignore unsupported QCA vendor event %u",
- subcmd);
- break;
+ enum nl80211_iftype nlmode;
+
+ nlmode = nl80211_get_ifmode(bss);
+ if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
+ return linux_set_iface_flags(bss->drv->global->ioctl_sock,
+ bss->ifname, up);
}
+
+ /* P2P Device has start/stop which is equivalent */
+ return nl80211_set_p2pdev(bss, up);
}
-static void nl80211_vendor_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr **tb)
+#ifdef CONFIG_TESTING_OPTIONS
+static int qca_vendor_test_cmd_handler(struct nl_msg *msg, void *arg)
{
- u32 vendor_id, subcmd, wiphy = 0;
- int wiphy_idx;
- u8 *data = NULL;
- size_t len = 0;
-
- if (!tb[NL80211_ATTR_VENDOR_ID] ||
- !tb[NL80211_ATTR_VENDOR_SUBCMD])
- return;
-
- vendor_id = nla_get_u32(tb[NL80211_ATTR_VENDOR_ID]);
- subcmd = nla_get_u32(tb[NL80211_ATTR_VENDOR_SUBCMD]);
+ /* struct wpa_driver_nl80211_data *drv = arg; */
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- if (tb[NL80211_ATTR_WIPHY])
- wiphy = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
- wpa_printf(MSG_DEBUG, "nl80211: Vendor event: wiphy=%u vendor_id=0x%x subcmd=%u",
- wiphy, vendor_id, subcmd);
+ wpa_printf(MSG_DEBUG,
+ "nl80211: QCA vendor test command response received");
- if (tb[NL80211_ATTR_VENDOR_DATA]) {
- data = nla_data(tb[NL80211_ATTR_VENDOR_DATA]);
- len = nla_len(tb[NL80211_ATTR_VENDOR_DATA]);
- wpa_hexdump(MSG_MSGDUMP, "nl80211: Vendor data", data, len);
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
+ if (!tb[NL80211_ATTR_VENDOR_DATA]) {
+ wpa_printf(MSG_DEBUG, "nl80211: No vendor data attribute");
+ return NL_SKIP;
}
- wiphy_idx = nl80211_get_wiphy_index(drv->first_bss);
- if (wiphy_idx >= 0 && wiphy_idx != (int) wiphy) {
- wpa_printf(MSG_DEBUG, "nl80211: Ignore vendor event for foreign wiphy %u (own: %d)",
- wiphy, wiphy_idx);
- return;
- }
+ wpa_hexdump(MSG_DEBUG,
+ "nl80211: Received QCA vendor test command response",
+ nla_data(tb[NL80211_ATTR_VENDOR_DATA]),
+ nla_len(tb[NL80211_ATTR_VENDOR_DATA]));
- switch (vendor_id) {
- case OUI_QCA:
- nl80211_vendor_event_qca(drv, subcmd, data, len);
- break;
- default:
- wpa_printf(MSG_DEBUG, "nl80211: Ignore unsupported vendor event");
- break;
- }
+ return NL_SKIP;
}
+#endif /* CONFIG_TESTING_OPTIONS */
-static void nl80211_reg_change_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr *tb[])
+static void qca_vendor_test(struct wpa_driver_nl80211_data *drv)
{
- union wpa_event_data data;
- enum nl80211_reg_initiator init;
-
- wpa_printf(MSG_DEBUG, "nl80211: Regulatory domain change");
+#ifdef CONFIG_TESTING_OPTIONS
+ struct nl_msg *msg;
+ struct nlattr *params;
+ int ret;
- if (tb[NL80211_ATTR_REG_INITIATOR] == NULL)
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
+ QCA_NL80211_VENDOR_SUBCMD_TEST) ||
+ !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
+ nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_TEST, 123)) {
+ nlmsg_free(msg);
return;
-
- os_memset(&data, 0, sizeof(data));
- init = nla_get_u8(tb[NL80211_ATTR_REG_INITIATOR]);
- wpa_printf(MSG_DEBUG, " * initiator=%d", init);
- switch (init) {
- case NL80211_REGDOM_SET_BY_CORE:
- data.channel_list_changed.initiator = REGDOM_SET_BY_CORE;
- break;
- case NL80211_REGDOM_SET_BY_USER:
- data.channel_list_changed.initiator = REGDOM_SET_BY_USER;
- break;
- case NL80211_REGDOM_SET_BY_DRIVER:
- data.channel_list_changed.initiator = REGDOM_SET_BY_DRIVER;
- break;
- case NL80211_REGDOM_SET_BY_COUNTRY_IE:
- data.channel_list_changed.initiator = REGDOM_SET_BY_COUNTRY_IE;
- break;
- }
-
- if (tb[NL80211_ATTR_REG_TYPE]) {
- enum nl80211_reg_type type;
- type = nla_get_u8(tb[NL80211_ATTR_REG_TYPE]);
- wpa_printf(MSG_DEBUG, " * type=%d", type);
- switch (type) {
- case NL80211_REGDOM_TYPE_COUNTRY:
- data.channel_list_changed.type = REGDOM_TYPE_COUNTRY;
- break;
- case NL80211_REGDOM_TYPE_WORLD:
- data.channel_list_changed.type = REGDOM_TYPE_WORLD;
- break;
- case NL80211_REGDOM_TYPE_CUSTOM_WORLD:
- data.channel_list_changed.type =
- REGDOM_TYPE_CUSTOM_WORLD;
- break;
- case NL80211_REGDOM_TYPE_INTERSECTION:
- data.channel_list_changed.type =
- REGDOM_TYPE_INTERSECTION;
- break;
- }
- }
-
- if (tb[NL80211_ATTR_REG_ALPHA2]) {
- os_strlcpy(data.channel_list_changed.alpha2,
- nla_get_string(tb[NL80211_ATTR_REG_ALPHA2]),
- sizeof(data.channel_list_changed.alpha2));
- wpa_printf(MSG_DEBUG, " * alpha2=%s",
- data.channel_list_changed.alpha2);
}
+ nla_nest_end(msg, params);
- wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED, &data);
+ ret = send_and_recv_msgs(drv, msg, qca_vendor_test_cmd_handler, drv);
+ wpa_printf(MSG_DEBUG,
+ "nl80211: QCA vendor test command returned %d (%s)",
+ ret, strerror(-ret));
+#endif /* CONFIG_TESTING_OPTIONS */
}
-static void do_process_drv_event(struct i802_bss *bss, int cmd,
- struct nlattr **tb)
+static int
+wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
+ const u8 *set_addr, int first,
+ const char *driver_params)
{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- union wpa_event_data data;
+ struct i802_bss *bss = drv->first_bss;
+ int send_rfkill_event = 0;
+ enum nl80211_iftype nlmode;
- wpa_printf(MSG_DEBUG, "nl80211: Drv Event %d (%s) received for %s",
- cmd, nl80211_command_to_string(cmd), bss->ifname);
+ drv->ifindex = if_nametoindex(bss->ifname);
+ bss->ifindex = drv->ifindex;
+ bss->wdev_id = drv->global->if_add_wdevid;
+ bss->wdev_id_set = drv->global->if_add_wdevid_set;
- if (drv->ap_scan_as_station != NL80211_IFTYPE_UNSPECIFIED &&
- (cmd == NL80211_CMD_NEW_SCAN_RESULTS ||
- cmd == NL80211_CMD_SCAN_ABORTED)) {
- wpa_driver_nl80211_set_mode(drv->first_bss,
- drv->ap_scan_as_station);
- drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
- }
+ bss->if_dynamic = drv->ifindex == drv->global->if_add_ifindex;
+ bss->if_dynamic = bss->if_dynamic || drv->global->if_add_wdevid_set;
+ drv->global->if_add_wdevid_set = 0;
- switch (cmd) {
- case NL80211_CMD_TRIGGER_SCAN:
- wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan trigger");
- drv->scan_state = SCAN_STARTED;
- if (drv->scan_for_auth) {
- /*
- * Cannot indicate EVENT_SCAN_STARTED here since we skip
- * EVENT_SCAN_RESULTS in scan_for_auth case and the
- * upper layer implementation could get confused about
- * scanning state.
- */
- wpa_printf(MSG_DEBUG, "nl80211: Do not indicate scan-start event due to internal scan_for_auth");
- break;
- }
- wpa_supplicant_event(drv->ctx, EVENT_SCAN_STARTED, NULL);
- break;
- case NL80211_CMD_START_SCHED_SCAN:
- wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan started");
- drv->scan_state = SCHED_SCAN_STARTED;
- break;
- case NL80211_CMD_SCHED_SCAN_STOPPED:
- wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan stopped");
- drv->scan_state = SCHED_SCAN_STOPPED;
- wpa_supplicant_event(drv->ctx, EVENT_SCHED_SCAN_STOPPED, NULL);
- break;
- case NL80211_CMD_NEW_SCAN_RESULTS:
- wpa_dbg(drv->ctx, MSG_DEBUG,
- "nl80211: New scan results available");
- drv->scan_state = SCAN_COMPLETED;
- drv->scan_complete_events = 1;
- eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv,
- drv->ctx);
- send_scan_event(drv, 0, tb);
- break;
- case NL80211_CMD_SCHED_SCAN_RESULTS:
- wpa_dbg(drv->ctx, MSG_DEBUG,
- "nl80211: New sched scan results available");
- drv->scan_state = SCHED_SCAN_RESULTS;
- send_scan_event(drv, 0, tb);
- break;
- case NL80211_CMD_SCAN_ABORTED:
- wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan aborted");
- drv->scan_state = SCAN_ABORTED;
- /*
- * Need to indicate that scan results are available in order
- * not to make wpa_supplicant stop its scanning.
- */
- eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv,
- drv->ctx);
- send_scan_event(drv, 1, tb);
- break;
- case NL80211_CMD_AUTHENTICATE:
- case NL80211_CMD_ASSOCIATE:
- case NL80211_CMD_DEAUTHENTICATE:
- case NL80211_CMD_DISASSOCIATE:
- case NL80211_CMD_FRAME_TX_STATUS:
- case NL80211_CMD_UNPROT_DEAUTHENTICATE:
- case NL80211_CMD_UNPROT_DISASSOCIATE:
- mlme_event(bss, cmd, tb[NL80211_ATTR_FRAME],
- tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMED_OUT],
- tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_ACK],
- tb[NL80211_ATTR_COOKIE],
- tb[NL80211_ATTR_RX_SIGNAL_DBM]);
- break;
- case NL80211_CMD_CONNECT:
- case NL80211_CMD_ROAM:
- mlme_event_connect(drv, cmd,
- tb[NL80211_ATTR_STATUS_CODE],
- tb[NL80211_ATTR_MAC],
- tb[NL80211_ATTR_REQ_IE],
- tb[NL80211_ATTR_RESP_IE]);
- break;
- case NL80211_CMD_CH_SWITCH_NOTIFY:
- mlme_event_ch_switch(drv,
- tb[NL80211_ATTR_IFINDEX],
- tb[NL80211_ATTR_WIPHY_FREQ],
- tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE],
- tb[NL80211_ATTR_CHANNEL_WIDTH],
- tb[NL80211_ATTR_CENTER_FREQ1],
- tb[NL80211_ATTR_CENTER_FREQ2]);
- break;
- case NL80211_CMD_DISCONNECT:
- mlme_event_disconnect(drv, tb[NL80211_ATTR_REASON_CODE],
- tb[NL80211_ATTR_MAC],
- tb[NL80211_ATTR_DISCONNECTED_BY_AP]);
- break;
- case NL80211_CMD_MICHAEL_MIC_FAILURE:
- mlme_event_michael_mic_failure(bss, tb);
- break;
- case NL80211_CMD_JOIN_IBSS:
- mlme_event_join_ibss(drv, tb);
- break;
- case NL80211_CMD_REMAIN_ON_CHANNEL:
- mlme_event_remain_on_channel(drv, 0, tb);
- break;
- case NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL:
- mlme_event_remain_on_channel(drv, 1, tb);
- break;
- case NL80211_CMD_NOTIFY_CQM:
- nl80211_cqm_event(drv, tb);
- break;
- case NL80211_CMD_REG_CHANGE:
- nl80211_reg_change_event(drv, tb);
- break;
- case NL80211_CMD_REG_BEACON_HINT:
- wpa_printf(MSG_DEBUG, "nl80211: Regulatory beacon hint");
- os_memset(&data, 0, sizeof(data));
- data.channel_list_changed.initiator = REGDOM_BEACON_HINT;
- wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED,
- &data);
- break;
- case NL80211_CMD_NEW_STATION:
- nl80211_new_station_event(drv, tb);
- break;
- case NL80211_CMD_DEL_STATION:
- nl80211_del_station_event(drv, tb);
- break;
- case NL80211_CMD_SET_REKEY_OFFLOAD:
- nl80211_rekey_offload_event(drv, tb);
- break;
- case NL80211_CMD_PMKSA_CANDIDATE:
- nl80211_pmksa_candidate_event(drv, tb);
- break;
- case NL80211_CMD_PROBE_CLIENT:
- nl80211_client_probe_event(drv, tb);
- break;
- case NL80211_CMD_TDLS_OPER:
- nl80211_tdls_oper_event(drv, tb);
- break;
- case NL80211_CMD_CONN_FAILED:
- nl80211_connect_failed_event(drv, tb);
- break;
- case NL80211_CMD_FT_EVENT:
- mlme_event_ft_event(drv, tb);
- break;
- case NL80211_CMD_RADAR_DETECT:
- nl80211_radar_event(drv, tb);
- break;
- case NL80211_CMD_STOP_AP:
- nl80211_stop_ap(drv, tb);
- break;
- case NL80211_CMD_VENDOR:
- nl80211_vendor_event(drv, tb);
- break;
- default:
- wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Ignored unknown event "
- "(cmd=%d)", cmd);
- break;
- }
-}
+ if (!bss->if_dynamic && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
+ bss->static_ap = 1;
+ if (first &&
+ nl80211_get_ifmode(bss) != NL80211_IFTYPE_P2P_DEVICE &&
+ linux_iface_up(drv->global->ioctl_sock, bss->ifname) > 0)
+ drv->start_iface_up = 1;
-static int process_drv_event(struct nl_msg *msg, void *arg)
-{
- struct wpa_driver_nl80211_data *drv = arg;
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct i802_bss *bss;
- int ifidx = -1;
+ if (wpa_driver_nl80211_capa(drv))
+ return -1;
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
+ if (driver_params && nl80211_set_param(bss, driver_params) < 0)
+ return -1;
- if (tb[NL80211_ATTR_IFINDEX]) {
- ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
+ wpa_printf(MSG_DEBUG, "nl80211: interface %s in phy %s",
+ bss->ifname, drv->phyname);
- for (bss = drv->first_bss; bss; bss = bss->next)
- if (ifidx == -1 || ifidx == bss->ifindex) {
- do_process_drv_event(bss, gnlh->cmd, tb);
- return NL_SKIP;
- }
- wpa_printf(MSG_DEBUG,
- "nl80211: Ignored event (cmd=%d) for foreign interface (ifindex %d)",
- gnlh->cmd, ifidx);
- } else if (tb[NL80211_ATTR_WDEV]) {
- u64 wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
- wpa_printf(MSG_DEBUG, "nl80211: Process event on P2P device");
- for (bss = drv->first_bss; bss; bss = bss->next) {
- if (bss->wdev_id_set && wdev_id == bss->wdev_id) {
- do_process_drv_event(bss, gnlh->cmd, tb);
- return NL_SKIP;
- }
- }
- wpa_printf(MSG_DEBUG,
- "nl80211: Ignored event (cmd=%d) for foreign interface (wdev 0x%llx)",
- gnlh->cmd, (long long unsigned int) wdev_id);
- }
+ if (set_addr &&
+ (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) ||
+ linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
+ set_addr)))
+ return -1;
- return NL_SKIP;
-}
+ if (first && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
+ drv->start_mode_ap = 1;
+ if (drv->hostapd || bss->static_ap)
+ nlmode = NL80211_IFTYPE_AP;
+ else if (bss->if_dynamic)
+ nlmode = nl80211_get_ifmode(bss);
+ else
+ nlmode = NL80211_IFTYPE_STATION;
-static int process_global_event(struct nl_msg *msg, void *arg)
-{
- struct nl80211_global *global = arg;
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct wpa_driver_nl80211_data *drv, *tmp;
- int ifidx = -1;
- struct i802_bss *bss;
- u64 wdev_id = 0;
- int wdev_id_set = 0;
+ if (wpa_driver_nl80211_set_mode(bss, nlmode) < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: Could not configure driver mode");
+ return -1;
+ }
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
+ if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
+ nl80211_get_macaddr(bss);
- if (tb[NL80211_ATTR_IFINDEX])
- ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
- else if (tb[NL80211_ATTR_WDEV]) {
- wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
- wdev_id_set = 1;
- }
+ wpa_driver_nl80211_drv_init_rfkill(drv);
- dl_list_for_each_safe(drv, tmp, &global->interfaces,
- struct wpa_driver_nl80211_data, list) {
- for (bss = drv->first_bss; bss; bss = bss->next) {
- if ((ifidx == -1 && !wdev_id_set) ||
- ifidx == bss->ifindex ||
- (wdev_id_set && bss->wdev_id_set &&
- wdev_id == bss->wdev_id)) {
- do_process_drv_event(bss, gnlh->cmd, tb);
- return NL_SKIP;
- }
+ if (!rfkill_is_blocked(drv->rfkill)) {
+ int ret = i802_set_iface_flags(bss, 1);
+ if (ret) {
+ wpa_printf(MSG_ERROR, "nl80211: Could not set "
+ "interface '%s' UP", bss->ifname);
+ return ret;
}
- }
- return NL_SKIP;
-}
+ if (is_p2p_net_interface(nlmode))
+ nl80211_disable_11b_rates(bss->drv,
+ bss->drv->ifindex, 1);
+ if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
+ return ret;
+ } else {
+ wpa_printf(MSG_DEBUG, "nl80211: Could not yet enable "
+ "interface '%s' due to rfkill", bss->ifname);
+ if (nlmode != NL80211_IFTYPE_P2P_DEVICE)
+ drv->if_disabled = 1;
-static int process_bss_event(struct nl_msg *msg, void *arg)
-{
- struct i802_bss *bss = arg;
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ send_rfkill_event = 1;
+ }
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
+ if (!drv->hostapd && nlmode != NL80211_IFTYPE_P2P_DEVICE)
+ netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
+ 1, IF_OPER_DORMANT);
- wpa_printf(MSG_DEBUG, "nl80211: BSS Event %d (%s) received for %s",
- gnlh->cmd, nl80211_command_to_string(gnlh->cmd),
- bss->ifname);
+ if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
+ if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
+ bss->addr))
+ return -1;
+ os_memcpy(drv->perm_addr, bss->addr, ETH_ALEN);
+ }
- switch (gnlh->cmd) {
- case NL80211_CMD_FRAME:
- case NL80211_CMD_FRAME_TX_STATUS:
- mlme_event(bss, gnlh->cmd, tb[NL80211_ATTR_FRAME],
- tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMED_OUT],
- tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_ACK],
- tb[NL80211_ATTR_COOKIE],
- tb[NL80211_ATTR_RX_SIGNAL_DBM]);
- break;
- case NL80211_CMD_UNEXPECTED_FRAME:
- nl80211_spurious_frame(bss, tb, 0);
- break;
- case NL80211_CMD_UNEXPECTED_4ADDR_FRAME:
- nl80211_spurious_frame(bss, tb, 1);
- break;
- default:
- wpa_printf(MSG_DEBUG, "nl80211: Ignored unknown event "
- "(cmd=%d)", gnlh->cmd);
- break;
+ if (send_rfkill_event) {
+ eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill,
+ drv, drv->ctx);
}
- return NL_SKIP;
+ if (drv->vendor_cmd_test_avail)
+ qca_vendor_test(drv);
+
+ return 0;
}
-static void wpa_driver_nl80211_event_receive(int sock, void *eloop_ctx,
- void *handle)
+static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data *drv)
{
- struct nl_cb *cb = eloop_ctx;
- int res;
-
- wpa_printf(MSG_MSGDUMP, "nl80211: Event message available");
+ struct nl_msg *msg;
- res = nl_recvmsgs(handle, cb);
- if (res < 0) {
- wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
- __func__, res);
- }
+ wpa_printf(MSG_DEBUG, "nl80211: Remove beacon (ifindex=%d)",
+ drv->ifindex);
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_DEL_BEACON);
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
}
/**
- * wpa_driver_nl80211_set_country - ask nl80211 to set the regulatory domain
- * @priv: driver_nl80211 private data
- * @alpha2_arg: country to which to switch to
- * Returns: 0 on success, -1 on failure
+ * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
+ * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
*
- * This asks nl80211 to set the regulatory domain for given
- * country ISO / IEC alpha2.
+ * Shut down driver interface and processing of driver events. Free
+ * private data buffer if one was allocated in wpa_driver_nl80211_init().
*/
-static int wpa_driver_nl80211_set_country(void *priv, const char *alpha2_arg)
+static void wpa_driver_nl80211_deinit(struct i802_bss *bss)
{
- struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- char alpha2[3];
- struct nl_msg *msg;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ unsigned int i;
- alpha2[0] = alpha2_arg[0];
- alpha2[1] = alpha2_arg[1];
- alpha2[2] = '\0';
+ wpa_printf(MSG_INFO, "nl80211: deinit ifname=%s disabled_11b_rates=%d",
+ bss->ifname, drv->disabled_11b_rates);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_REQ_SET_REG);
+ bss->in_deinit = 1;
+ if (drv->data_tx_status)
+ eloop_unregister_read_sock(drv->eapol_tx_sock);
+ if (drv->eapol_tx_sock >= 0)
+ close(drv->eapol_tx_sock);
- NLA_PUT_STRING(msg, NL80211_ATTR_REG_ALPHA2, alpha2);
- if (send_and_recv_msgs(drv, msg, NULL, NULL))
- return -EINVAL;
- return 0;
-nla_put_failure:
- nlmsg_free(msg);
- return -EINVAL;
-}
+ if (bss->nl_preq)
+ wpa_driver_nl80211_probe_req_report(bss, 0);
+ if (bss->added_if_into_bridge) {
+ if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
+ bss->ifname) < 0)
+ wpa_printf(MSG_INFO, "nl80211: Failed to remove "
+ "interface %s from bridge %s: %s",
+ bss->ifname, bss->brname, strerror(errno));
+ if (drv->rtnl_sk)
+ nl80211_handle_destroy(drv->rtnl_sk);
+ }
+ if (bss->added_bridge) {
+ if (linux_set_iface_flags(drv->global->ioctl_sock, bss->brname,
+ 0) < 0)
+ wpa_printf(MSG_INFO,
+ "nl80211: Could not set bridge %s down",
+ bss->brname);
+ if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
+ wpa_printf(MSG_INFO, "nl80211: Failed to remove "
+ "bridge %s: %s",
+ bss->brname, strerror(errno));
+ }
+ nl80211_remove_monitor_interface(drv);
-static int nl80211_get_country(struct nl_msg *msg, void *arg)
-{
- char *alpha2 = arg;
- struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ if (is_ap_interface(drv->nlmode))
+ wpa_driver_nl80211_del_beacon(drv);
- nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
- if (!tb_msg[NL80211_ATTR_REG_ALPHA2]) {
- wpa_printf(MSG_DEBUG, "nl80211: No country information available");
- return NL_SKIP;
+ if (drv->eapol_sock >= 0) {
+ eloop_unregister_read_sock(drv->eapol_sock);
+ close(drv->eapol_sock);
}
- os_strlcpy(alpha2, nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), 3);
- return NL_SKIP;
-}
+ if (drv->if_indices != drv->default_if_indices)
+ os_free(drv->if_indices);
-static int wpa_driver_nl80211_get_country(void *priv, char *alpha2)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int ret;
+ if (drv->if_indices_reason != drv->default_if_indices_reason)
+ os_free(drv->if_indices_reason);
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ if (drv->disabled_11b_rates)
+ nl80211_disable_11b_rates(drv, drv->ifindex, 0);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
- alpha2[0] = '\0';
- ret = send_and_recv_msgs(drv, msg, nl80211_get_country, alpha2);
- if (!alpha2[0])
- ret = -1;
+ netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, 0,
+ IF_OPER_UP);
+ eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill, drv, drv->ctx);
+ rfkill_deinit(drv->rfkill);
- return ret;
-}
+ eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
+ if (!drv->start_iface_up)
+ (void) i802_set_iface_flags(bss, 0);
-static int protocol_feature_handler(struct nl_msg *msg, void *arg)
-{
- u32 *feat = arg;
- struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ if (drv->addr_changed) {
+ if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
+ 0) < 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Could not set interface down to restore permanent MAC address");
+ }
+ if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
+ drv->perm_addr) < 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Could not restore permanent MAC address");
+ }
+ }
- nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
+ if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE) {
+ if (!drv->hostapd || !drv->start_mode_ap)
+ wpa_driver_nl80211_set_mode(bss,
+ NL80211_IFTYPE_STATION);
+ nl80211_mgmt_unsubscribe(bss, "deinit");
+ } else {
+ nl80211_mgmt_unsubscribe(bss, "deinit");
+ nl80211_del_p2pdev(bss);
+ }
- if (tb_msg[NL80211_ATTR_PROTOCOL_FEATURES])
- *feat = nla_get_u32(tb_msg[NL80211_ATTR_PROTOCOL_FEATURES]);
+ nl80211_destroy_bss(drv->first_bss);
- return NL_SKIP;
-}
+ os_free(drv->filter_ssids);
+ os_free(drv->auth_ie);
-static u32 get_nl80211_protocol_features(struct wpa_driver_nl80211_data *drv)
-{
- u32 feat = 0;
- struct nl_msg *msg;
+ if (drv->in_interface_list)
+ dl_list_del(&drv->list);
- msg = nlmsg_alloc();
- if (!msg)
- goto nla_put_failure;
+ os_free(drv->extended_capa);
+ os_free(drv->extended_capa_mask);
+ for (i = 0; i < drv->num_iface_ext_capa; i++) {
+ os_free(drv->iface_ext_capa[i].ext_capa);
+ os_free(drv->iface_ext_capa[i].ext_capa_mask);
+ }
+ os_free(drv->first_bss);
+ os_free(drv);
+}
- nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_PROTOCOL_FEATURES);
- if (send_and_recv_msgs(drv, msg, protocol_feature_handler, &feat) == 0)
- return feat;
- msg = NULL;
-nla_put_failure:
- nlmsg_free(msg);
+static u32 wpa_alg_to_cipher_suite(enum wpa_alg alg, size_t key_len)
+{
+ switch (alg) {
+ case WPA_ALG_WEP:
+ if (key_len == 5)
+ return WLAN_CIPHER_SUITE_WEP40;
+ return WLAN_CIPHER_SUITE_WEP104;
+ case WPA_ALG_TKIP:
+ return WLAN_CIPHER_SUITE_TKIP;
+ case WPA_ALG_CCMP:
+ return WLAN_CIPHER_SUITE_CCMP;
+ case WPA_ALG_GCMP:
+ return WLAN_CIPHER_SUITE_GCMP;
+ case WPA_ALG_CCMP_256:
+ return WLAN_CIPHER_SUITE_CCMP_256;
+ case WPA_ALG_GCMP_256:
+ return WLAN_CIPHER_SUITE_GCMP_256;
+ case WPA_ALG_IGTK:
+ return WLAN_CIPHER_SUITE_AES_CMAC;
+ case WPA_ALG_BIP_GMAC_128:
+ return WLAN_CIPHER_SUITE_BIP_GMAC_128;
+ case WPA_ALG_BIP_GMAC_256:
+ return WLAN_CIPHER_SUITE_BIP_GMAC_256;
+ case WPA_ALG_BIP_CMAC_256:
+ return WLAN_CIPHER_SUITE_BIP_CMAC_256;
+ case WPA_ALG_SMS4:
+ return WLAN_CIPHER_SUITE_SMS4;
+ case WPA_ALG_KRK:
+ return WLAN_CIPHER_SUITE_KRK;
+ case WPA_ALG_NONE:
+ case WPA_ALG_PMK:
+ wpa_printf(MSG_ERROR, "nl80211: Unexpected encryption algorithm %d",
+ alg);
+ return 0;
+ }
+
+ wpa_printf(MSG_ERROR, "nl80211: Unsupported encryption algorithm %d",
+ alg);
return 0;
}
-struct wiphy_info_data {
- struct wpa_driver_nl80211_data *drv;
- struct wpa_driver_capa *capa;
-
- unsigned int num_multichan_concurrent;
-
- unsigned int error:1;
- unsigned int device_ap_sme:1;
- unsigned int poll_command_supported:1;
- unsigned int data_tx_status:1;
- unsigned int monitor_supported:1;
- unsigned int auth_supported:1;
- unsigned int connect_supported:1;
- unsigned int p2p_go_supported:1;
- unsigned int p2p_client_supported:1;
- unsigned int p2p_concurrent:1;
- unsigned int channel_switch_supported:1;
- unsigned int set_qos_map_supported:1;
- unsigned int have_low_prio_scan:1;
-};
-
-
-static unsigned int probe_resp_offload_support(int supp_protocols)
+static u32 wpa_cipher_to_cipher_suite(unsigned int cipher)
{
- unsigned int prot = 0;
-
- if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS)
- prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS;
- if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2)
- prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS2;
- if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P)
- prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_P2P;
- if (supp_protocols & NL80211_PROBE_RESP_OFFLOAD_SUPPORT_80211U)
- prot |= WPA_DRIVER_PROBE_RESP_OFFLOAD_INTERWORKING;
+ switch (cipher) {
+ case WPA_CIPHER_CCMP_256:
+ return WLAN_CIPHER_SUITE_CCMP_256;
+ case WPA_CIPHER_GCMP_256:
+ return WLAN_CIPHER_SUITE_GCMP_256;
+ case WPA_CIPHER_CCMP:
+ return WLAN_CIPHER_SUITE_CCMP;
+ case WPA_CIPHER_GCMP:
+ return WLAN_CIPHER_SUITE_GCMP;
+ case WPA_CIPHER_TKIP:
+ return WLAN_CIPHER_SUITE_TKIP;
+ case WPA_CIPHER_WEP104:
+ return WLAN_CIPHER_SUITE_WEP104;
+ case WPA_CIPHER_WEP40:
+ return WLAN_CIPHER_SUITE_WEP40;
+ case WPA_CIPHER_GTK_NOT_USED:
+ return WLAN_CIPHER_SUITE_NO_GROUP_ADDR;
+ }
- return prot;
+ return 0;
}
-static void wiphy_info_supported_iftypes(struct wiphy_info_data *info,
- struct nlattr *tb)
+static int wpa_cipher_to_cipher_suites(unsigned int ciphers, u32 suites[],
+ int max_suites)
{
- struct nlattr *nl_mode;
- int i;
+ int num_suites = 0;
- if (tb == NULL)
- return;
+ if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP_256)
+ suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP_256;
+ if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP_256)
+ suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP_256;
+ if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP)
+ suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP;
+ if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP)
+ suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP;
+ if (num_suites < max_suites && ciphers & WPA_CIPHER_TKIP)
+ suites[num_suites++] = WLAN_CIPHER_SUITE_TKIP;
+ if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP104)
+ suites[num_suites++] = WLAN_CIPHER_SUITE_WEP104;
+ if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP40)
+ suites[num_suites++] = WLAN_CIPHER_SUITE_WEP40;
- nla_for_each_nested(nl_mode, tb, i) {
- switch (nla_type(nl_mode)) {
- case NL80211_IFTYPE_AP:
- info->capa->flags |= WPA_DRIVER_FLAGS_AP;
- break;
- case NL80211_IFTYPE_ADHOC:
- info->capa->flags |= WPA_DRIVER_FLAGS_IBSS;
- break;
- case NL80211_IFTYPE_P2P_DEVICE:
- info->capa->flags |=
- WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE;
- break;
- case NL80211_IFTYPE_P2P_GO:
- info->p2p_go_supported = 1;
- break;
- case NL80211_IFTYPE_P2P_CLIENT:
- info->p2p_client_supported = 1;
- break;
- case NL80211_IFTYPE_MONITOR:
- info->monitor_supported = 1;
- break;
- }
- }
+ return num_suites;
}
-static int wiphy_info_iface_comb_process(struct wiphy_info_data *info,
- struct nlattr *nl_combi)
+#ifdef CONFIG_DRIVER_NL80211_QCA
+static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data *drv,
+ const u8 *key, size_t key_len)
{
- struct nlattr *tb_comb[NUM_NL80211_IFACE_COMB];
- struct nlattr *tb_limit[NUM_NL80211_IFACE_LIMIT];
- struct nlattr *nl_limit, *nl_mode;
- int err, rem_limit, rem_mode;
- int combination_has_p2p = 0, combination_has_mgd = 0;
- static struct nla_policy
- iface_combination_policy[NUM_NL80211_IFACE_COMB] = {
- [NL80211_IFACE_COMB_LIMITS] = { .type = NLA_NESTED },
- [NL80211_IFACE_COMB_MAXNUM] = { .type = NLA_U32 },
- [NL80211_IFACE_COMB_STA_AP_BI_MATCH] = { .type = NLA_FLAG },
- [NL80211_IFACE_COMB_NUM_CHANNELS] = { .type = NLA_U32 },
- [NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS] = { .type = NLA_U32 },
- },
- iface_limit_policy[NUM_NL80211_IFACE_LIMIT] = {
- [NL80211_IFACE_LIMIT_TYPES] = { .type = NLA_NESTED },
- [NL80211_IFACE_LIMIT_MAX] = { .type = NLA_U32 },
- };
-
- err = nla_parse_nested(tb_comb, MAX_NL80211_IFACE_COMB,
- nl_combi, iface_combination_policy);
- if (err || !tb_comb[NL80211_IFACE_COMB_LIMITS] ||
- !tb_comb[NL80211_IFACE_COMB_MAXNUM] ||
- !tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS])
- return 0; /* broken combination */
-
- if (tb_comb[NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS])
- info->capa->flags |= WPA_DRIVER_FLAGS_RADAR;
-
- nla_for_each_nested(nl_limit, tb_comb[NL80211_IFACE_COMB_LIMITS],
- rem_limit) {
- err = nla_parse_nested(tb_limit, MAX_NL80211_IFACE_LIMIT,
- nl_limit, iface_limit_policy);
- if (err || !tb_limit[NL80211_IFACE_LIMIT_TYPES])
- return 0; /* broken combination */
-
- nla_for_each_nested(nl_mode,
- tb_limit[NL80211_IFACE_LIMIT_TYPES],
- rem_mode) {
- int ift = nla_type(nl_mode);
- if (ift == NL80211_IFTYPE_P2P_GO ||
- ift == NL80211_IFTYPE_P2P_CLIENT)
- combination_has_p2p = 1;
- if (ift == NL80211_IFTYPE_STATION)
- combination_has_mgd = 1;
- }
- if (combination_has_p2p && combination_has_mgd)
- break;
- }
+ struct nl_msg *msg;
+ int ret;
- if (combination_has_p2p && combination_has_mgd) {
- unsigned int num_channels =
- nla_get_u32(tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS]);
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD))
+ return 0;
- info->p2p_concurrent = 1;
- if (info->num_multichan_concurrent < num_channels)
- info->num_multichan_concurrent = num_channels;
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
+ QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_SET_KEY) ||
+ nla_put(msg, NL80211_ATTR_VENDOR_DATA, key_len, key)) {
+ nl80211_nlmsg_clear(msg);
+ nlmsg_free(msg);
+ return -1;
+ }
+ ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
+ if (ret) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Key management set key failed: ret=%d (%s)",
+ ret, strerror(-ret));
}
- return 0;
+ return ret;
}
+#endif /* CONFIG_DRIVER_NL80211_QCA */
-static void wiphy_info_iface_comb(struct wiphy_info_data *info,
- struct nlattr *tb)
+static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss,
+ enum wpa_alg alg, const u8 *addr,
+ int key_idx, int set_tx,
+ const u8 *seq, size_t seq_len,
+ const u8 *key, size_t key_len)
{
- struct nlattr *nl_combi;
- int rem_combi;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ int ifindex;
+ struct nl_msg *msg = NULL;
+ int ret;
+ int tdls = 0;
- if (tb == NULL)
- return;
+ /* Ignore for P2P Device */
+ if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
+ return 0;
- nla_for_each_nested(nl_combi, tb, rem_combi) {
- if (wiphy_info_iface_comb_process(info, nl_combi) > 0)
- break;
+ ifindex = if_nametoindex(ifname);
+ wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
+ "set_tx=%d seq_len=%lu key_len=%lu",
+ __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
+ (unsigned long) seq_len, (unsigned long) key_len);
+#ifdef CONFIG_TDLS
+ if (key_idx == -1) {
+ key_idx = 0;
+ tdls = 1;
}
-}
+#endif /* CONFIG_TDLS */
+#ifdef CONFIG_DRIVER_NL80211_QCA
+ if (alg == WPA_ALG_PMK &&
+ (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) {
+ wpa_printf(MSG_DEBUG, "%s: calling issue_key_mgmt_set_key",
+ __func__);
+ ret = issue_key_mgmt_set_key(drv, key, key_len);
+ return ret;
+ }
+#endif /* CONFIG_DRIVER_NL80211_QCA */
-static void wiphy_info_supp_cmds(struct wiphy_info_data *info,
- struct nlattr *tb)
-{
- struct nlattr *nl_cmd;
- int i;
+ if (alg == WPA_ALG_NONE) {
+ msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_DEL_KEY);
+ if (!msg)
+ return -ENOBUFS;
+ } else {
+ u32 suite;
- if (tb == NULL)
- return;
+ suite = wpa_alg_to_cipher_suite(alg, key_len);
+ if (!suite)
+ goto fail;
+ msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_NEW_KEY);
+ if (!msg ||
+ nla_put(msg, NL80211_ATTR_KEY_DATA, key_len, key) ||
+ nla_put_u32(msg, NL80211_ATTR_KEY_CIPHER, suite))
+ goto fail;
+ wpa_hexdump_key(MSG_DEBUG, "nl80211: KEY_DATA", key, key_len);
+ }
- nla_for_each_nested(nl_cmd, tb, i) {
- switch (nla_get_u32(nl_cmd)) {
- case NL80211_CMD_AUTHENTICATE:
- info->auth_supported = 1;
- break;
- case NL80211_CMD_CONNECT:
- info->connect_supported = 1;
- break;
- case NL80211_CMD_START_SCHED_SCAN:
- info->capa->sched_scan_supported = 1;
- break;
- case NL80211_CMD_PROBE_CLIENT:
- info->poll_command_supported = 1;
- break;
- case NL80211_CMD_CHANNEL_SWITCH:
- info->channel_switch_supported = 1;
- break;
- case NL80211_CMD_SET_QOS_MAP:
- info->set_qos_map_supported = 1;
- break;
+ if (seq && seq_len) {
+ if (nla_put(msg, NL80211_ATTR_KEY_SEQ, seq_len, seq))
+ goto fail;
+ wpa_hexdump(MSG_DEBUG, "nl80211: KEY_SEQ", seq, seq_len);
+ }
+
+ if (addr && !is_broadcast_ether_addr(addr)) {
+ wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
+ if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
+ goto fail;
+
+ if (alg != WPA_ALG_WEP && key_idx && !set_tx) {
+ wpa_printf(MSG_DEBUG, " RSN IBSS RX GTK");
+ if (nla_put_u32(msg, NL80211_ATTR_KEY_TYPE,
+ NL80211_KEYTYPE_GROUP))
+ goto fail;
}
+ } else if (addr && is_broadcast_ether_addr(addr)) {
+ struct nlattr *types;
+
+ wpa_printf(MSG_DEBUG, " broadcast key");
+
+ types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
+ if (!types ||
+ nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
+ goto fail;
+ nla_nest_end(msg, types);
}
-}
+ if (nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx))
+ goto fail;
+ ret = send_and_recv_msgs(drv, msg, NULL, key ? (void *) -1 : NULL);
+ if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE)
+ ret = 0;
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: set_key failed; err=%d %s)",
+ ret, strerror(-ret));
-static void wiphy_info_cipher_suites(struct wiphy_info_data *info,
- struct nlattr *tb)
-{
- int i, num;
- u32 *ciphers;
+ /*
+ * If we failed or don't need to set the default TX key (below),
+ * we're done here.
+ */
+ if (ret || !set_tx || alg == WPA_ALG_NONE || tdls)
+ return ret;
+ if (is_ap_interface(drv->nlmode) && addr &&
+ !is_broadcast_ether_addr(addr))
+ return ret;
- if (tb == NULL)
- return;
+ msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_SET_KEY);
+ if (!msg ||
+ nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx) ||
+ nla_put_flag(msg, (alg == WPA_ALG_IGTK ||
+ alg == WPA_ALG_BIP_GMAC_128 ||
+ alg == WPA_ALG_BIP_GMAC_256 ||
+ alg == WPA_ALG_BIP_CMAC_256) ?
+ NL80211_ATTR_KEY_DEFAULT_MGMT :
+ NL80211_ATTR_KEY_DEFAULT))
+ goto fail;
+ if (addr && is_broadcast_ether_addr(addr)) {
+ struct nlattr *types;
- num = nla_len(tb) / sizeof(u32);
- ciphers = nla_data(tb);
- for (i = 0; i < num; i++) {
- u32 c = ciphers[i];
-
- wpa_printf(MSG_DEBUG, "nl80211: Supported cipher %02x-%02x-%02x:%d",
- c >> 24, (c >> 16) & 0xff,
- (c >> 8) & 0xff, c & 0xff);
- switch (c) {
- case WLAN_CIPHER_SUITE_CCMP_256:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_CCMP_256;
- break;
- case WLAN_CIPHER_SUITE_GCMP_256:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_GCMP_256;
- break;
- case WLAN_CIPHER_SUITE_CCMP:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_CCMP;
- break;
- case WLAN_CIPHER_SUITE_GCMP:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_GCMP;
- break;
- case WLAN_CIPHER_SUITE_TKIP:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_TKIP;
- break;
- case WLAN_CIPHER_SUITE_WEP104:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_WEP104;
- break;
- case WLAN_CIPHER_SUITE_WEP40:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_WEP40;
- break;
- case WLAN_CIPHER_SUITE_AES_CMAC:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP;
- break;
- case WLAN_CIPHER_SUITE_BIP_GMAC_128:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_GMAC_128;
- break;
- case WLAN_CIPHER_SUITE_BIP_GMAC_256:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_GMAC_256;
- break;
- case WLAN_CIPHER_SUITE_BIP_CMAC_256:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_BIP_CMAC_256;
- break;
- case WLAN_CIPHER_SUITE_NO_GROUP_ADDR:
- info->capa->enc |= WPA_DRIVER_CAPA_ENC_GTK_NOT_USED;
- break;
- }
+ types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
+ if (!types ||
+ nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST))
+ goto fail;
+ nla_nest_end(msg, types);
+ } else if (addr) {
+ struct nlattr *types;
+
+ types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
+ if (!types ||
+ nla_put_flag(msg, NL80211_KEY_DEFAULT_TYPE_UNICAST))
+ goto fail;
+ nla_nest_end(msg, types);
}
-}
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret == -ENOENT)
+ ret = 0;
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: set_key default failed; "
+ "err=%d %s)", ret, strerror(-ret));
+ return ret;
-static void wiphy_info_max_roc(struct wpa_driver_capa *capa,
- struct nlattr *tb)
-{
- if (tb)
- capa->max_remain_on_chan = nla_get_u32(tb);
+fail:
+ nl80211_nlmsg_clear(msg);
+ nlmsg_free(msg);
+ return -ENOBUFS;
}
-static void wiphy_info_tdls(struct wpa_driver_capa *capa, struct nlattr *tdls,
- struct nlattr *ext_setup)
+static int nl_add_key(struct nl_msg *msg, enum wpa_alg alg,
+ int key_idx, int defkey,
+ const u8 *seq, size_t seq_len,
+ const u8 *key, size_t key_len)
{
- if (tdls == NULL)
- return;
+ struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
+ u32 suite;
+
+ if (!key_attr)
+ return -1;
- wpa_printf(MSG_DEBUG, "nl80211: TDLS supported");
- capa->flags |= WPA_DRIVER_FLAGS_TDLS_SUPPORT;
+ suite = wpa_alg_to_cipher_suite(alg, key_len);
+ if (!suite)
+ return -1;
- if (ext_setup) {
- wpa_printf(MSG_DEBUG, "nl80211: TDLS external setup");
- capa->flags |= WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP;
+ if (defkey && alg == WPA_ALG_IGTK) {
+ if (nla_put_flag(msg, NL80211_KEY_DEFAULT_MGMT))
+ return -1;
+ } else if (defkey) {
+ if (nla_put_flag(msg, NL80211_KEY_DEFAULT))
+ return -1;
}
+
+ if (nla_put_u8(msg, NL80211_KEY_IDX, key_idx) ||
+ nla_put_u32(msg, NL80211_KEY_CIPHER, suite) ||
+ (seq && seq_len &&
+ nla_put(msg, NL80211_KEY_SEQ, seq_len, seq)) ||
+ nla_put(msg, NL80211_KEY_DATA, key_len, key))
+ return -1;
+
+ nla_nest_end(msg, key_attr);
+
+ return 0;
}
-static void wiphy_info_feature_flags(struct wiphy_info_data *info,
- struct nlattr *tb)
+static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params,
+ struct nl_msg *msg)
{
- u32 flags;
- struct wpa_driver_capa *capa = info->capa;
+ int i, privacy = 0;
+ struct nlattr *nl_keys, *nl_key;
- if (tb == NULL)
- return;
+ for (i = 0; i < 4; i++) {
+ if (!params->wep_key[i])
+ continue;
+ privacy = 1;
+ break;
+ }
+ if (params->wps == WPS_MODE_PRIVACY)
+ privacy = 1;
+ if (params->pairwise_suite &&
+ params->pairwise_suite != WPA_CIPHER_NONE)
+ privacy = 1;
- flags = nla_get_u32(tb);
+ if (!privacy)
+ return 0;
- if (flags & NL80211_FEATURE_SK_TX_STATUS)
- info->data_tx_status = 1;
+ if (nla_put_flag(msg, NL80211_ATTR_PRIVACY))
+ return -ENOBUFS;
- if (flags & NL80211_FEATURE_INACTIVITY_TIMER)
- capa->flags |= WPA_DRIVER_FLAGS_INACTIVITY_TIMER;
+ nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
+ if (!nl_keys)
+ return -ENOBUFS;
- if (flags & NL80211_FEATURE_SAE)
- capa->flags |= WPA_DRIVER_FLAGS_SAE;
+ for (i = 0; i < 4; i++) {
+ if (!params->wep_key[i])
+ continue;
- if (flags & NL80211_FEATURE_NEED_OBSS_SCAN)
- capa->flags |= WPA_DRIVER_FLAGS_OBSS_SCAN;
+ nl_key = nla_nest_start(msg, i);
+ if (!nl_key ||
+ nla_put(msg, NL80211_KEY_DATA, params->wep_key_len[i],
+ params->wep_key[i]) ||
+ nla_put_u32(msg, NL80211_KEY_CIPHER,
+ params->wep_key_len[i] == 5 ?
+ WLAN_CIPHER_SUITE_WEP40 :
+ WLAN_CIPHER_SUITE_WEP104) ||
+ nla_put_u8(msg, NL80211_KEY_IDX, i) ||
+ (i == params->wep_tx_keyidx &&
+ nla_put_flag(msg, NL80211_KEY_DEFAULT)))
+ return -ENOBUFS;
- if (flags & NL80211_FEATURE_AP_MODE_CHAN_WIDTH_CHANGE)
- capa->flags |= WPA_DRIVER_FLAGS_HT_2040_COEX;
+ nla_nest_end(msg, nl_key);
+ }
+ nla_nest_end(msg, nl_keys);
- if (flags & NL80211_FEATURE_LOW_PRIORITY_SCAN)
- info->have_low_prio_scan = 1;
+ return 0;
}
-static void wiphy_info_probe_resp_offload(struct wpa_driver_capa *capa,
- struct nlattr *tb)
+int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
+ const u8 *addr, int cmd, u16 reason_code,
+ int local_state_change)
{
- u32 protocols;
+ int ret;
+ struct nl_msg *msg;
- if (tb == NULL)
- return;
+ if (!(msg = nl80211_drv_msg(drv, 0, cmd)) ||
+ nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code) ||
+ (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
+ (local_state_change &&
+ nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))) {
+ nlmsg_free(msg);
+ return -1;
+ }
- protocols = nla_get_u32(tb);
- wpa_printf(MSG_DEBUG, "nl80211: Supports Probe Response offload in AP "
- "mode");
- capa->flags |= WPA_DRIVER_FLAGS_PROBE_RESP_OFFLOAD;
- capa->probe_resp_offloads = probe_resp_offload_support(protocols);
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
+ wpa_dbg(drv->ctx, MSG_DEBUG,
+ "nl80211: MLME command failed: reason=%u ret=%d (%s)",
+ reason_code, ret, strerror(-ret));
+ }
+ return ret;
}
-static void wiphy_info_wowlan_triggers(struct wpa_driver_capa *capa,
- struct nlattr *tb)
+static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
+ int reason_code)
{
- struct nlattr *triggers[MAX_NL80211_WOWLAN_TRIG + 1];
-
- if (tb == NULL)
- return;
+ int ret;
- if (nla_parse_nested(triggers, MAX_NL80211_WOWLAN_TRIG,
- tb, NULL))
- return;
+ wpa_printf(MSG_DEBUG, "%s(reason_code=%d)", __func__, reason_code);
+ nl80211_mark_disconnected(drv);
+ /* Disconnect command doesn't need BSSID - it uses cached value */
+ ret = wpa_driver_nl80211_mlme(drv, NULL, NL80211_CMD_DISCONNECT,
+ reason_code, 0);
+ /*
+ * For locally generated disconnect, supplicant already generates a
+ * DEAUTH event, so ignore the event from NL80211.
+ */
+ drv->ignore_next_local_disconnect = ret == 0;
- if (triggers[NL80211_WOWLAN_TRIG_ANY])
- capa->wowlan_triggers.any = 1;
- if (triggers[NL80211_WOWLAN_TRIG_DISCONNECT])
- capa->wowlan_triggers.disconnect = 1;
- if (triggers[NL80211_WOWLAN_TRIG_MAGIC_PKT])
- capa->wowlan_triggers.magic_pkt = 1;
- if (triggers[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE])
- capa->wowlan_triggers.gtk_rekey_failure = 1;
- if (triggers[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST])
- capa->wowlan_triggers.eap_identity_req = 1;
- if (triggers[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE])
- capa->wowlan_triggers.four_way_handshake = 1;
- if (triggers[NL80211_WOWLAN_TRIG_RFKILL_RELEASE])
- capa->wowlan_triggers.rfkill_release = 1;
+ return ret;
}
-static int wiphy_info_handler(struct nl_msg *msg, void *arg)
+static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
+ const u8 *addr, int reason_code)
{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct wiphy_info_data *info = arg;
- struct wpa_driver_capa *capa = info->capa;
- struct wpa_driver_nl80211_data *drv = info->drv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ int ret;
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
+ if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
+ nl80211_mark_disconnected(drv);
+ return nl80211_leave_ibss(drv, 1);
+ }
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
+ return wpa_driver_nl80211_disconnect(drv, reason_code);
+ wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
+ __func__, MAC2STR(addr), reason_code);
+ nl80211_mark_disconnected(drv);
+ ret = wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
+ reason_code, 0);
+ /*
+ * For locally generated deauthenticate, supplicant already generates a
+ * DEAUTH event, so ignore the event from NL80211.
+ */
+ drv->ignore_next_local_deauth = ret == 0;
+ return ret;
+}
- if (tb[NL80211_ATTR_WIPHY_NAME])
- os_strlcpy(drv->phyname,
- nla_get_string(tb[NL80211_ATTR_WIPHY_NAME]),
- sizeof(drv->phyname));
- if (tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS])
- capa->max_scan_ssids =
- nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS]);
- if (tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS])
- capa->max_sched_scan_ssids =
- nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS]);
+static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data *drv,
+ struct wpa_driver_auth_params *params)
+{
+ int i;
+
+ drv->auth_freq = params->freq;
+ drv->auth_alg = params->auth_alg;
+ drv->auth_wep_tx_keyidx = params->wep_tx_keyidx;
+ drv->auth_local_state_change = params->local_state_change;
+ drv->auth_p2p = params->p2p;
- if (tb[NL80211_ATTR_MAX_MATCH_SETS])
- capa->max_match_sets =
- nla_get_u8(tb[NL80211_ATTR_MAX_MATCH_SETS]);
+ if (params->bssid)
+ os_memcpy(drv->auth_bssid_, params->bssid, ETH_ALEN);
+ else
+ os_memset(drv->auth_bssid_, 0, ETH_ALEN);
- if (tb[NL80211_ATTR_MAC_ACL_MAX])
- capa->max_acl_mac_addrs =
- nla_get_u8(tb[NL80211_ATTR_MAC_ACL_MAX]);
+ if (params->ssid) {
+ os_memcpy(drv->auth_ssid, params->ssid, params->ssid_len);
+ drv->auth_ssid_len = params->ssid_len;
+ } else
+ drv->auth_ssid_len = 0;
- wiphy_info_supported_iftypes(info, tb[NL80211_ATTR_SUPPORTED_IFTYPES]);
- wiphy_info_iface_comb(info, tb[NL80211_ATTR_INTERFACE_COMBINATIONS]);
- wiphy_info_supp_cmds(info, tb[NL80211_ATTR_SUPPORTED_COMMANDS]);
- wiphy_info_cipher_suites(info, tb[NL80211_ATTR_CIPHER_SUITES]);
- if (tb[NL80211_ATTR_OFFCHANNEL_TX_OK]) {
- wpa_printf(MSG_DEBUG, "nl80211: Using driver-based "
- "off-channel TX");
- capa->flags |= WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
+ os_free(drv->auth_ie);
+ drv->auth_ie = NULL;
+ drv->auth_ie_len = 0;
+ if (params->ie) {
+ drv->auth_ie = os_malloc(params->ie_len);
+ if (drv->auth_ie) {
+ os_memcpy(drv->auth_ie, params->ie, params->ie_len);
+ drv->auth_ie_len = params->ie_len;
+ }
}
- if (tb[NL80211_ATTR_ROAM_SUPPORT]) {
- wpa_printf(MSG_DEBUG, "nl80211: Using driver-based roaming");
- capa->flags |= WPA_DRIVER_FLAGS_BSS_SELECTION;
+ for (i = 0; i < 4; i++) {
+ if (params->wep_key[i] && params->wep_key_len[i] &&
+ params->wep_key_len[i] <= 16) {
+ os_memcpy(drv->auth_wep_key[i], params->wep_key[i],
+ params->wep_key_len[i]);
+ drv->auth_wep_key_len[i] = params->wep_key_len[i];
+ } else
+ drv->auth_wep_key_len[i] = 0;
}
+}
- wiphy_info_max_roc(capa,
- tb[NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION]);
- if (tb[NL80211_ATTR_SUPPORT_AP_UAPSD])
- capa->flags |= WPA_DRIVER_FLAGS_AP_UAPSD;
+static void nl80211_unmask_11b_rates(struct i802_bss *bss)
+{
+ struct wpa_driver_nl80211_data *drv = bss->drv;
- wiphy_info_tdls(capa, tb[NL80211_ATTR_TDLS_SUPPORT],
- tb[NL80211_ATTR_TDLS_EXTERNAL_SETUP]);
+ if (is_p2p_net_interface(drv->nlmode) || !drv->disabled_11b_rates)
+ return;
- if (tb[NL80211_ATTR_DEVICE_AP_SME])
- info->device_ap_sme = 1;
+ /*
+ * Looks like we failed to unmask 11b rates previously. This could
+ * happen, e.g., if the interface was down at the point in time when a
+ * P2P group was terminated.
+ */
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Interface %s mode is for non-P2P, but 11b rates were disabled - re-enable them",
+ bss->ifname);
+ nl80211_disable_11b_rates(drv, drv->ifindex, 0);
+}
- wiphy_info_feature_flags(info, tb[NL80211_ATTR_FEATURE_FLAGS]);
- wiphy_info_probe_resp_offload(capa,
- tb[NL80211_ATTR_PROBE_RESP_OFFLOAD]);
- if (tb[NL80211_ATTR_EXT_CAPA] && tb[NL80211_ATTR_EXT_CAPA_MASK] &&
- drv->extended_capa == NULL) {
- drv->extended_capa =
- os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA]));
- if (drv->extended_capa) {
- os_memcpy(drv->extended_capa,
- nla_data(tb[NL80211_ATTR_EXT_CAPA]),
- nla_len(tb[NL80211_ATTR_EXT_CAPA]));
- drv->extended_capa_len =
- nla_len(tb[NL80211_ATTR_EXT_CAPA]);
- }
- drv->extended_capa_mask =
- os_malloc(nla_len(tb[NL80211_ATTR_EXT_CAPA]));
- if (drv->extended_capa_mask) {
- os_memcpy(drv->extended_capa_mask,
- nla_data(tb[NL80211_ATTR_EXT_CAPA]),
- nla_len(tb[NL80211_ATTR_EXT_CAPA]));
- } else {
- os_free(drv->extended_capa);
- drv->extended_capa = NULL;
- drv->extended_capa_len = 0;
- }
- }
-
- if (tb[NL80211_ATTR_VENDOR_DATA]) {
- struct nlattr *nl;
- int rem;
-
- nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_DATA], rem) {
- struct nl80211_vendor_cmd_info *vinfo;
- if (nla_len(nl) != sizeof(*vinfo)) {
- wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info");
- continue;
- }
- vinfo = nla_data(nl);
- switch (vinfo->subcmd) {
- case QCA_NL80211_VENDOR_SUBCMD_ROAMING:
- drv->roaming_vendor_cmd_avail = 1;
- break;
- case QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY:
- drv->dfs_vendor_cmd_avail = 1;
- break;
- }
-
- wpa_printf(MSG_DEBUG, "nl80211: Supported vendor command: vendor_id=0x%x subcmd=%u",
- vinfo->vendor_id, vinfo->subcmd);
- }
- }
-
- if (tb[NL80211_ATTR_VENDOR_EVENTS]) {
- struct nlattr *nl;
- int rem;
-
- nla_for_each_nested(nl, tb[NL80211_ATTR_VENDOR_EVENTS], rem) {
- struct nl80211_vendor_cmd_info *vinfo;
- if (nla_len(nl) != sizeof(*vinfo)) {
- wpa_printf(MSG_DEBUG, "nl80211: Unexpected vendor data info");
- continue;
- }
- vinfo = nla_data(nl);
- wpa_printf(MSG_DEBUG, "nl80211: Supported vendor event: vendor_id=0x%x subcmd=%u",
- vinfo->vendor_id, vinfo->subcmd);
- }
- }
-
- wiphy_info_wowlan_triggers(capa,
- tb[NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED]);
-
- if (tb[NL80211_ATTR_MAX_AP_ASSOC_STA])
- capa->max_stations =
- nla_get_u32(tb[NL80211_ATTR_MAX_AP_ASSOC_STA]);
-
- return NL_SKIP;
-}
-
-
-static int wpa_driver_nl80211_get_info(struct wpa_driver_nl80211_data *drv,
- struct wiphy_info_data *info)
+static int wpa_driver_nl80211_authenticate(
+ struct i802_bss *bss, struct wpa_driver_auth_params *params)
{
- u32 feat;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ int ret = -1, i;
struct nl_msg *msg;
+ enum nl80211_auth_type type;
+ enum nl80211_iftype nlmode;
+ int count = 0;
+ int is_retry;
- os_memset(info, 0, sizeof(*info));
- info->capa = &drv->capa;
- info->drv = drv;
+ nl80211_unmask_11b_rates(bss);
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ is_retry = drv->retry_auth;
+ drv->retry_auth = 0;
+ drv->ignore_deauth_event = 0;
- feat = get_nl80211_protocol_features(drv);
- if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP)
- nl80211_cmd(drv, msg, NLM_F_DUMP, NL80211_CMD_GET_WIPHY);
+ nl80211_mark_disconnected(drv);
+ os_memset(drv->auth_bssid, 0, ETH_ALEN);
+ if (params->bssid)
+ os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
else
- nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_WIPHY);
+ os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
+ /* FIX: IBSS mode */
+ nlmode = params->p2p ?
+ NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
+ if (drv->nlmode != nlmode &&
+ wpa_driver_nl80211_set_mode(bss, nlmode) < 0)
+ return -1;
- NLA_PUT_FLAG(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP);
- if (nl80211_set_iface_id(msg, drv->first_bss) < 0)
- goto nla_put_failure;
+retry:
+ wpa_printf(MSG_DEBUG, "nl80211: Authenticate (ifindex=%d)",
+ drv->ifindex);
- if (send_and_recv_msgs(drv, msg, wiphy_info_handler, info))
- return -1;
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_AUTHENTICATE);
+ if (!msg)
+ goto fail;
- if (info->auth_supported)
- drv->capa.flags |= WPA_DRIVER_FLAGS_SME;
- else if (!info->connect_supported) {
- wpa_printf(MSG_INFO, "nl80211: Driver does not support "
- "authentication/association or connect commands");
- info->error = 1;
+ for (i = 0; i < 4; i++) {
+ if (!params->wep_key[i])
+ continue;
+ wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP,
+ NULL, i,
+ i == params->wep_tx_keyidx, NULL, 0,
+ params->wep_key[i],
+ params->wep_key_len[i]);
+ if (params->wep_tx_keyidx != i)
+ continue;
+ if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0,
+ params->wep_key[i], params->wep_key_len[i]))
+ goto fail;
}
- if (info->p2p_go_supported && info->p2p_client_supported)
- drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CAPABLE;
- if (info->p2p_concurrent) {
- wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
- "interface (driver advertised support)");
- drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
- drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
+ if (params->bssid) {
+ wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
+ MAC2STR(params->bssid));
+ if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
+ goto fail;
+ }
+ if (params->freq) {
+ wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq))
+ goto fail;
}
- if (info->num_multichan_concurrent > 1) {
- wpa_printf(MSG_DEBUG, "nl80211: Enable multi-channel "
- "concurrent (driver advertised support)");
- drv->capa.num_multichan_concurrent =
- info->num_multichan_concurrent;
+ if (params->ssid) {
+ wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
+ params->ssid, params->ssid_len);
+ if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
+ params->ssid))
+ goto fail;
+ }
+ wpa_hexdump(MSG_DEBUG, " * IEs", params->ie, params->ie_len);
+ if (params->ie &&
+ nla_put(msg, NL80211_ATTR_IE, params->ie_len, params->ie))
+ goto fail;
+ if (params->sae_data) {
+ wpa_hexdump(MSG_DEBUG, " * SAE data", params->sae_data,
+ params->sae_data_len);
+ if (nla_put(msg, NL80211_ATTR_SAE_DATA, params->sae_data_len,
+ params->sae_data))
+ goto fail;
+ }
+ if (params->auth_alg & WPA_AUTH_ALG_OPEN)
+ type = NL80211_AUTHTYPE_OPEN_SYSTEM;
+ else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
+ type = NL80211_AUTHTYPE_SHARED_KEY;
+ else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
+ type = NL80211_AUTHTYPE_NETWORK_EAP;
+ else if (params->auth_alg & WPA_AUTH_ALG_FT)
+ type = NL80211_AUTHTYPE_FT;
+ else if (params->auth_alg & WPA_AUTH_ALG_SAE)
+ type = NL80211_AUTHTYPE_SAE;
+ else
+ goto fail;
+ wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
+ if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
+ goto fail;
+ if (params->local_state_change) {
+ wpa_printf(MSG_DEBUG, " * Local state change only");
+ if (nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))
+ goto fail;
}
- /* default to 5000 since early versions of mac80211 don't set it */
- if (!drv->capa.max_remain_on_chan)
- drv->capa.max_remain_on_chan = 5000;
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ msg = NULL;
+ if (ret) {
+ wpa_dbg(drv->ctx, MSG_DEBUG,
+ "nl80211: MLME command failed (auth): ret=%d (%s)",
+ ret, strerror(-ret));
+ count++;
+ if (ret == -EALREADY && count == 1 && params->bssid &&
+ !params->local_state_change) {
+ /*
+ * mac80211 does not currently accept new
+ * authentication if we are already authenticated. As a
+ * workaround, force deauthentication and try again.
+ */
+ wpa_printf(MSG_DEBUG, "nl80211: Retry authentication "
+ "after forced deauthentication");
+ drv->ignore_deauth_event = 1;
+ wpa_driver_nl80211_deauthenticate(
+ bss, params->bssid,
+ WLAN_REASON_PREV_AUTH_NOT_VALID);
+ nlmsg_free(msg);
+ goto retry;
+ }
+
+ if (ret == -ENOENT && params->freq && !is_retry) {
+ /*
+ * cfg80211 has likely expired the BSS entry even
+ * though it was previously available in our internal
+ * BSS table. To recover quickly, start a single
+ * channel scan on the specified channel.
+ */
+ struct wpa_driver_scan_params scan;
+ int freqs[2];
- if (info->channel_switch_supported)
- drv->capa.flags |= WPA_DRIVER_FLAGS_AP_CSA;
+ os_memset(&scan, 0, sizeof(scan));
+ scan.num_ssids = 1;
+ if (params->ssid) {
+ scan.ssids[0].ssid = params->ssid;
+ scan.ssids[0].ssid_len = params->ssid_len;
+ }
+ freqs[0] = params->freq;
+ freqs[1] = 0;
+ scan.freqs = freqs;
+ wpa_printf(MSG_DEBUG, "nl80211: Trigger single "
+ "channel scan to refresh cfg80211 BSS "
+ "entry");
+ ret = wpa_driver_nl80211_scan(bss, &scan);
+ if (ret == 0) {
+ nl80211_copy_auth_params(drv, params);
+ drv->scan_for_auth = 1;
+ }
+ } else if (is_retry) {
+ /*
+ * Need to indicate this with an event since the return
+ * value from the retry is not delivered to core code.
+ */
+ union wpa_event_data event;
+ wpa_printf(MSG_DEBUG, "nl80211: Authentication retry "
+ "failed");
+ os_memset(&event, 0, sizeof(event));
+ os_memcpy(event.timeout_event.addr, drv->auth_bssid_,
+ ETH_ALEN);
+ wpa_supplicant_event(drv->ctx, EVENT_AUTH_TIMED_OUT,
+ &event);
+ }
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Authentication request send successfully");
+ }
- return 0;
-nla_put_failure:
+fail:
nlmsg_free(msg);
- return -1;
+ return ret;
}
-static int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv)
+int wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv)
{
- struct wiphy_info_data info;
- if (wpa_driver_nl80211_get_info(drv, &info))
- return -1;
-
- if (info.error)
- return -1;
-
- drv->has_capability = 1;
- drv->capa.key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
- WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
- WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
- WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK;
- drv->capa.auth = WPA_DRIVER_AUTH_OPEN |
- WPA_DRIVER_AUTH_SHARED |
- WPA_DRIVER_AUTH_LEAP;
+ struct wpa_driver_auth_params params;
+ struct i802_bss *bss = drv->first_bss;
+ int i;
- drv->capa.flags |= WPA_DRIVER_FLAGS_SANE_ERROR_CODES;
- drv->capa.flags |= WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE;
- drv->capa.flags |= WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
+ wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again");
- /*
- * As all cfg80211 drivers must support cases where the AP interface is
- * removed without the knowledge of wpa_supplicant/hostapd, e.g., in
- * case that the user space daemon has crashed, they must be able to
- * cleanup all stations and key entries in the AP tear down flow. Thus,
- * this flag can/should always be set for cfg80211 drivers.
- */
- drv->capa.flags |= WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT;
+ os_memset(¶ms, 0, sizeof(params));
+ params.freq = drv->auth_freq;
+ params.auth_alg = drv->auth_alg;
+ params.wep_tx_keyidx = drv->auth_wep_tx_keyidx;
+ params.local_state_change = drv->auth_local_state_change;
+ params.p2p = drv->auth_p2p;
- if (!info.device_ap_sme) {
- drv->capa.flags |= WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS;
+ if (!is_zero_ether_addr(drv->auth_bssid_))
+ params.bssid = drv->auth_bssid_;
- /*
- * No AP SME is currently assumed to also indicate no AP MLME
- * in the driver/firmware.
- */
- drv->capa.flags |= WPA_DRIVER_FLAGS_AP_MLME;
+ if (drv->auth_ssid_len) {
+ params.ssid = drv->auth_ssid;
+ params.ssid_len = drv->auth_ssid_len;
}
- drv->device_ap_sme = info.device_ap_sme;
- drv->poll_command_supported = info.poll_command_supported;
- drv->data_tx_status = info.data_tx_status;
- if (info.set_qos_map_supported)
- drv->capa.flags |= WPA_DRIVER_FLAGS_QOS_MAPPING;
- drv->have_low_prio_scan = info.have_low_prio_scan;
-
- /*
- * If poll command and tx status are supported, mac80211 is new enough
- * to have everything we need to not need monitor interfaces.
- */
- drv->use_monitor = !info.poll_command_supported || !info.data_tx_status;
+ params.ie = drv->auth_ie;
+ params.ie_len = drv->auth_ie_len;
- if (drv->device_ap_sme && drv->use_monitor) {
- /*
- * Non-mac80211 drivers may not support monitor interface.
- * Make sure we do not get stuck with incorrect capability here
- * by explicitly testing this.
- */
- if (!info.monitor_supported) {
- wpa_printf(MSG_DEBUG, "nl80211: Disable use_monitor "
- "with device_ap_sme since no monitor mode "
- "support detected");
- drv->use_monitor = 0;
+ for (i = 0; i < 4; i++) {
+ if (drv->auth_wep_key_len[i]) {
+ params.wep_key[i] = drv->auth_wep_key[i];
+ params.wep_key_len[i] = drv->auth_wep_key_len[i];
}
}
- /*
- * If we aren't going to use monitor interfaces, but the
- * driver doesn't support data TX status, we won't get TX
- * status for EAPOL frames.
- */
- if (!drv->use_monitor && !info.data_tx_status)
- drv->capa.flags &= ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
-
- return 0;
+ drv->retry_auth = 1;
+ return wpa_driver_nl80211_authenticate(bss, ¶ms);
}
-#ifdef ANDROID
-static int android_genl_ctrl_resolve(struct nl_handle *handle,
- const char *name)
+static int wpa_driver_nl80211_send_frame(struct i802_bss *bss,
+ const void *data, size_t len,
+ int encrypt, int noack,
+ unsigned int freq, int no_cck,
+ int offchanok, unsigned int wait_time,
+ const u16 *csa_offs,
+ size_t csa_offs_len)
{
- /*
- * Android ICS has very minimal genl_ctrl_resolve() implementation, so
- * need to work around that.
- */
- struct nl_cache *cache = NULL;
- struct genl_family *nl80211 = NULL;
- int id = -1;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ u64 cookie;
+ int res;
- if (genl_ctrl_alloc_cache(handle, &cache) < 0) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate generic "
- "netlink cache");
- goto fail;
+ if (freq == 0 && drv->nlmode == NL80211_IFTYPE_ADHOC) {
+ freq = nl80211_get_assoc_freq(drv);
+ wpa_printf(MSG_DEBUG,
+ "nl80211: send_frame - Use assoc_freq=%u for IBSS",
+ freq);
+ }
+ if (freq == 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: send_frame - Use bss->freq=%u",
+ bss->freq);
+ freq = bss->freq;
}
- nl80211 = genl_ctrl_search_by_name(cache, name);
- if (nl80211 == NULL)
- goto fail;
-
- id = genl_family_get_id(nl80211);
-
-fail:
- if (nl80211)
- genl_family_put(nl80211);
- if (cache)
- nl_cache_free(cache);
-
- return id;
-}
-#define genl_ctrl_resolve android_genl_ctrl_resolve
-#endif /* ANDROID */
+ if (drv->use_monitor) {
+ wpa_printf(MSG_DEBUG, "nl80211: send_frame(freq=%u bss->freq=%u) -> send_monitor",
+ freq, bss->freq);
+ return nl80211_send_monitor(drv, data, len, encrypt, noack);
+ }
+ wpa_printf(MSG_DEBUG, "nl80211: send_frame -> send_frame_cmd");
+ res = nl80211_send_frame_cmd(bss, freq, wait_time, data, len,
+ &cookie, no_cck, noack, offchanok,
+ csa_offs, csa_offs_len);
+ if (res == 0 && !noack) {
+ const struct ieee80211_mgmt *mgmt;
+ u16 fc;
-static int wpa_driver_nl80211_init_nl_global(struct nl80211_global *global)
-{
- int ret;
-
- global->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
- if (global->nl_cb == NULL) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
- "callbacks");
- return -1;
+ mgmt = (const struct ieee80211_mgmt *) data;
+ fc = le_to_host16(mgmt->frame_control);
+ if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
+ WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) {
+ wpa_printf(MSG_MSGDUMP,
+ "nl80211: Update send_action_cookie from 0x%llx to 0x%llx",
+ (long long unsigned int)
+ drv->send_action_cookie,
+ (long long unsigned int) cookie);
+ drv->send_action_cookie = cookie;
+ }
}
- global->nl = nl_create_handle(global->nl_cb, "nl");
- if (global->nl == NULL)
- goto err;
+ return res;
+}
- global->nl80211_id = genl_ctrl_resolve(global->nl, "nl80211");
- if (global->nl80211_id < 0) {
- wpa_printf(MSG_ERROR, "nl80211: 'nl80211' generic netlink not "
- "found");
- goto err;
- }
- global->nl_event = nl_create_handle(global->nl_cb, "event");
- if (global->nl_event == NULL)
- goto err;
+static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data,
+ size_t data_len, int noack,
+ unsigned int freq, int no_cck,
+ int offchanok,
+ unsigned int wait_time,
+ const u16 *csa_offs,
+ size_t csa_offs_len)
+{
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct ieee80211_mgmt *mgmt;
+ int encrypt = 1;
+ u16 fc;
- ret = nl_get_multicast_id(global, "nl80211", "scan");
- if (ret >= 0)
- ret = nl_socket_add_membership(global->nl_event, ret);
- if (ret < 0) {
- wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
- "membership for scan events: %d (%s)",
- ret, strerror(-ret));
- goto err;
- }
+ mgmt = (struct ieee80211_mgmt *) data;
+ fc = le_to_host16(mgmt->frame_control);
+ wpa_printf(MSG_DEBUG, "nl80211: send_mlme - da= " MACSTR
+ " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u fc=0x%x (%s) nlmode=%d",
+ MAC2STR(mgmt->da), noack, freq, no_cck, offchanok, wait_time,
+ fc, fc2str(fc), drv->nlmode);
- ret = nl_get_multicast_id(global, "nl80211", "mlme");
- if (ret >= 0)
- ret = nl_socket_add_membership(global->nl_event, ret);
- if (ret < 0) {
- wpa_printf(MSG_ERROR, "nl80211: Could not add multicast "
- "membership for mlme events: %d (%s)",
- ret, strerror(-ret));
- goto err;
+ if ((is_sta_interface(drv->nlmode) ||
+ drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) &&
+ WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
+ WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) {
+ /*
+ * The use of last_mgmt_freq is a bit of a hack,
+ * but it works due to the single-threaded nature
+ * of wpa_supplicant.
+ */
+ if (freq == 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Use last_mgmt_freq=%d",
+ drv->last_mgmt_freq);
+ freq = drv->last_mgmt_freq;
+ }
+ return nl80211_send_frame_cmd(bss, freq, 0,
+ data, data_len, NULL, 1, noack,
+ 1, csa_offs, csa_offs_len);
}
- ret = nl_get_multicast_id(global, "nl80211", "regulatory");
- if (ret >= 0)
- ret = nl_socket_add_membership(global->nl_event, ret);
- if (ret < 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
- "membership for regulatory events: %d (%s)",
- ret, strerror(-ret));
- /* Continue without regulatory events */
+ if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) {
+ if (freq == 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Use bss->freq=%d",
+ bss->freq);
+ freq = bss->freq;
+ }
+ return nl80211_send_frame_cmd(bss, freq,
+ (int) freq == bss->freq ? 0 :
+ wait_time,
+ data, data_len,
+ &drv->send_action_cookie,
+ no_cck, noack, offchanok,
+ csa_offs, csa_offs_len);
}
- ret = nl_get_multicast_id(global, "nl80211", "vendor");
- if (ret >= 0)
- ret = nl_socket_add_membership(global->nl_event, ret);
- if (ret < 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Could not add multicast "
- "membership for vendor events: %d (%s)",
- ret, strerror(-ret));
- /* Continue without vendor events */
+ if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
+ WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
+ /*
+ * Only one of the authentication frame types is encrypted.
+ * In order for static WEP encryption to work properly (i.e.,
+ * to not encrypt the frame), we need to tell mac80211 about
+ * the frames that must not be encrypted.
+ */
+ u16 auth_alg = le_to_host16(mgmt->u.auth.auth_alg);
+ u16 auth_trans = le_to_host16(mgmt->u.auth.auth_transaction);
+ if (auth_alg != WLAN_AUTH_SHARED_KEY || auth_trans != 3)
+ encrypt = 0;
}
- nl_cb_set(global->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
- no_seq_check, NULL);
- nl_cb_set(global->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
- process_global_event, global);
-
- nl80211_register_eloop_read(&global->nl_event,
- wpa_driver_nl80211_event_receive,
- global->nl_cb);
-
- return 0;
-
-err:
- nl_destroy_handles(&global->nl_event);
- nl_destroy_handles(&global->nl);
- nl_cb_put(global->nl_cb);
- global->nl_cb = NULL;
- return -1;
+ wpa_printf(MSG_DEBUG, "nl80211: send_mlme -> send_frame");
+ return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt,
+ noack, freq, no_cck, offchanok,
+ wait_time, csa_offs,
+ csa_offs_len);
}
-static int wpa_driver_nl80211_init_nl(struct wpa_driver_nl80211_data *drv)
+static int nl80211_put_basic_rates(struct nl_msg *msg, const int *basic_rates)
{
- drv->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
- if (!drv->nl_cb) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to alloc cb struct");
- return -1;
- }
-
- nl_cb_set(drv->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
- no_seq_check, NULL);
- nl_cb_set(drv->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
- process_drv_event, drv);
+ u8 rates[NL80211_MAX_SUPP_RATES];
+ u8 rates_len = 0;
+ int i;
- return 0;
-}
+ if (!basic_rates)
+ return 0;
+ for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0; i++)
+ rates[rates_len++] = basic_rates[i] / 5;
-static void wpa_driver_nl80211_rfkill_blocked(void *ctx)
-{
- wpa_printf(MSG_DEBUG, "nl80211: RFKILL blocked");
- /*
- * This may be for any interface; use ifdown event to disable
- * interface.
- */
+ return nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates);
}
-static void wpa_driver_nl80211_rfkill_unblocked(void *ctx)
+static int nl80211_set_bss(struct i802_bss *bss, int cts, int preamble,
+ int slot, int ht_opmode, int ap_isolate,
+ const int *basic_rates)
{
- struct wpa_driver_nl80211_data *drv = ctx;
- wpa_printf(MSG_DEBUG, "nl80211: RFKILL unblocked");
- if (i802_set_iface_flags(drv->first_bss, 1)) {
- wpa_printf(MSG_DEBUG, "nl80211: Could not set interface UP "
- "after rfkill unblock");
- return;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+
+ if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_BSS)) ||
+ (cts >= 0 &&
+ nla_put_u8(msg, NL80211_ATTR_BSS_CTS_PROT, cts)) ||
+ (preamble >= 0 &&
+ nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble)) ||
+ (slot >= 0 &&
+ nla_put_u8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot)) ||
+ (ht_opmode >= 0 &&
+ nla_put_u16(msg, NL80211_ATTR_BSS_HT_OPMODE, ht_opmode)) ||
+ (ap_isolate >= 0 &&
+ nla_put_u8(msg, NL80211_ATTR_AP_ISOLATE, ap_isolate)) ||
+ nl80211_put_basic_rates(msg, basic_rates)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
}
- /* rtnetlink ifup handler will report interface as enabled */
+
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
}
-static void wpa_driver_nl80211_handle_eapol_tx_status(int sock,
- void *eloop_ctx,
- void *handle)
+static int wpa_driver_nl80211_set_acl(void *priv,
+ struct hostapd_acl_params *params)
{
- struct wpa_driver_nl80211_data *drv = eloop_ctx;
- u8 data[2048];
- struct msghdr msg;
- struct iovec entry;
- u8 control[512];
- struct cmsghdr *cmsg;
- int res, found_ee = 0, found_wifi = 0, acked = 0;
- union wpa_event_data event;
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ struct nl_msg *acl;
+ unsigned int i;
+ int ret;
- memset(&msg, 0, sizeof(msg));
- msg.msg_iov = &entry;
- msg.msg_iovlen = 1;
- entry.iov_base = data;
- entry.iov_len = sizeof(data);
- msg.msg_control = &control;
- msg.msg_controllen = sizeof(control);
+ if (!(drv->capa.max_acl_mac_addrs))
+ return -ENOTSUP;
- res = recvmsg(sock, &msg, MSG_ERRQUEUE);
- /* if error or not fitting 802.3 header, return */
- if (res < 14)
- return;
+ if (params->num_mac_acl > drv->capa.max_acl_mac_addrs)
+ return -ENOTSUP;
- for (cmsg = CMSG_FIRSTHDR(&msg); cmsg; cmsg = CMSG_NXTHDR(&msg, cmsg))
- {
- if (cmsg->cmsg_level == SOL_SOCKET &&
- cmsg->cmsg_type == SCM_WIFI_STATUS) {
- int *ack;
+ wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)",
+ params->acl_policy ? "Accept" : "Deny", params->num_mac_acl);
- found_wifi = 1;
- ack = (void *)CMSG_DATA(cmsg);
- acked = *ack;
+ acl = nlmsg_alloc();
+ if (!acl)
+ return -ENOMEM;
+ for (i = 0; i < params->num_mac_acl; i++) {
+ if (nla_put(acl, i + 1, ETH_ALEN, params->mac_acl[i].addr)) {
+ nlmsg_free(acl);
+ return -ENOMEM;
}
+ }
- if (cmsg->cmsg_level == SOL_PACKET &&
- cmsg->cmsg_type == PACKET_TX_TIMESTAMP) {
- struct sock_extended_err *err =
- (struct sock_extended_err *)CMSG_DATA(cmsg);
-
- if (err->ee_origin == SO_EE_ORIGIN_TXSTATUS)
- found_ee = 1;
- }
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_MAC_ACL)) ||
+ nla_put_u32(msg, NL80211_ATTR_ACL_POLICY, params->acl_policy ?
+ NL80211_ACL_POLICY_DENY_UNLESS_LISTED :
+ NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED) ||
+ nla_put_nested(msg, NL80211_ATTR_MAC_ADDRS, acl)) {
+ nlmsg_free(msg);
+ nlmsg_free(acl);
+ return -ENOMEM;
}
+ nlmsg_free(acl);
- if (!found_ee || !found_wifi)
- return;
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)",
+ ret, strerror(-ret));
+ }
- memset(&event, 0, sizeof(event));
- event.eapol_tx_status.dst = data;
- event.eapol_tx_status.data = data + 14;
- event.eapol_tx_status.data_len = res - 14;
- event.eapol_tx_status.ack = acked;
- wpa_supplicant_event(drv->ctx, EVENT_EAPOL_TX_STATUS, &event);
+ return ret;
}
-static int nl80211_init_bss(struct i802_bss *bss)
+static int nl80211_put_beacon_int(struct nl_msg *msg, int beacon_int)
{
- bss->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
- if (!bss->nl_cb)
- return -1;
-
- nl_cb_set(bss->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM,
- no_seq_check, NULL);
- nl_cb_set(bss->nl_cb, NL_CB_VALID, NL_CB_CUSTOM,
- process_bss_event, bss);
+ if (beacon_int > 0) {
+ wpa_printf(MSG_DEBUG, " * beacon_int=%d", beacon_int);
+ return nla_put_u32(msg, NL80211_ATTR_BEACON_INTERVAL,
+ beacon_int);
+ }
return 0;
}
-static void nl80211_destroy_bss(struct i802_bss *bss)
-{
- nl_cb_put(bss->nl_cb);
- bss->nl_cb = NULL;
-}
-
-
-static void * wpa_driver_nl80211_drv_init(void *ctx, const char *ifname,
- void *global_priv, int hostapd,
- const u8 *set_addr)
-{
- struct wpa_driver_nl80211_data *drv;
- struct rfkill_config *rcfg;
- struct i802_bss *bss;
-
- if (global_priv == NULL)
- return NULL;
- drv = os_zalloc(sizeof(*drv));
- if (drv == NULL)
- return NULL;
- drv->global = global_priv;
- drv->ctx = ctx;
- drv->hostapd = !!hostapd;
- drv->eapol_sock = -1;
- drv->num_if_indices = sizeof(drv->default_if_indices) / sizeof(int);
- drv->if_indices = drv->default_if_indices;
-
- drv->first_bss = os_zalloc(sizeof(*drv->first_bss));
- if (!drv->first_bss) {
- os_free(drv);
- return NULL;
- }
- bss = drv->first_bss;
- bss->drv = drv;
- bss->ctx = ctx;
-
- os_strlcpy(bss->ifname, ifname, sizeof(bss->ifname));
- drv->monitor_ifidx = -1;
- drv->monitor_sock = -1;
- drv->eapol_tx_sock = -1;
- drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
-
- if (wpa_driver_nl80211_init_nl(drv)) {
- os_free(drv);
- return NULL;
- }
-
- if (nl80211_init_bss(bss))
- goto failed;
-
- rcfg = os_zalloc(sizeof(*rcfg));
- if (rcfg == NULL)
- goto failed;
- rcfg->ctx = drv;
- os_strlcpy(rcfg->ifname, ifname, sizeof(rcfg->ifname));
- rcfg->blocked_cb = wpa_driver_nl80211_rfkill_blocked;
- rcfg->unblocked_cb = wpa_driver_nl80211_rfkill_unblocked;
- drv->rfkill = rfkill_init(rcfg);
- if (drv->rfkill == NULL) {
- wpa_printf(MSG_DEBUG, "nl80211: RFKILL status not available");
- os_free(rcfg);
- }
-
- if (linux_iface_up(drv->global->ioctl_sock, ifname) > 0)
- drv->start_iface_up = 1;
-
- if (wpa_driver_nl80211_finish_drv_init(drv, set_addr, 1))
- goto failed;
-
- drv->eapol_tx_sock = socket(PF_PACKET, SOCK_DGRAM, 0);
- if (drv->eapol_tx_sock < 0)
- goto failed;
-
- if (drv->data_tx_status) {
- int enabled = 1;
-
- if (setsockopt(drv->eapol_tx_sock, SOL_SOCKET, SO_WIFI_STATUS,
- &enabled, sizeof(enabled)) < 0) {
- wpa_printf(MSG_DEBUG,
- "nl80211: wifi status sockopt failed\n");
- drv->data_tx_status = 0;
- if (!drv->use_monitor)
- drv->capa.flags &=
- ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
- } else {
- eloop_register_read_sock(drv->eapol_tx_sock,
- wpa_driver_nl80211_handle_eapol_tx_status,
- drv, NULL);
- }
- }
-
- if (drv->global) {
- dl_list_add(&drv->global->interfaces, &drv->list);
- drv->in_interface_list = 1;
- }
-
- return bss;
-
-failed:
- wpa_driver_nl80211_deinit(bss);
- return NULL;
-}
-
-
-/**
- * wpa_driver_nl80211_init - Initialize nl80211 driver interface
- * @ctx: context to be used when calling wpa_supplicant functions,
- * e.g., wpa_supplicant_event()
- * @ifname: interface name, e.g., wlan0
- * @global_priv: private driver global data from global_init()
- * Returns: Pointer to private data, %NULL on failure
- */
-static void * wpa_driver_nl80211_init(void *ctx, const char *ifname,
- void *global_priv)
-{
- return wpa_driver_nl80211_drv_init(ctx, ifname, global_priv, 0, NULL);
-}
-
-
-static int nl80211_register_frame(struct i802_bss *bss,
- struct nl_handle *nl_handle,
- u16 type, const u8 *match, size_t match_len)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int ret = -1;
- char buf[30];
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- buf[0] = '\0';
- wpa_snprintf_hex(buf, sizeof(buf), match, match_len);
- wpa_printf(MSG_DEBUG, "nl80211: Register frame type=0x%x (%s) nl_handle=%p match=%s",
- type, fc2str(type), nl_handle, buf);
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_ACTION);
-
- if (nl80211_set_iface_id(msg, bss) < 0)
- goto nla_put_failure;
-
- NLA_PUT_U16(msg, NL80211_ATTR_FRAME_TYPE, type);
- NLA_PUT(msg, NL80211_ATTR_FRAME_MATCH, match_len, match);
-
- ret = send_and_recv(drv->global, nl_handle, msg, NULL, NULL);
- msg = NULL;
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Register frame command "
- "failed (type=%u): ret=%d (%s)",
- type, ret, strerror(-ret));
- wpa_hexdump(MSG_DEBUG, "nl80211: Register frame match",
- match, match_len);
- goto nla_put_failure;
- }
- ret = 0;
-nla_put_failure:
- nlmsg_free(msg);
- return ret;
-}
-
-
-static int nl80211_alloc_mgmt_handle(struct i802_bss *bss)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
-
- if (bss->nl_mgmt) {
- wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting "
- "already on! (nl_mgmt=%p)", bss->nl_mgmt);
- return -1;
- }
-
- bss->nl_mgmt = nl_create_handle(drv->nl_cb, "mgmt");
- if (bss->nl_mgmt == NULL)
- return -1;
-
- return 0;
-}
-
-
-static void nl80211_mgmt_handle_register_eloop(struct i802_bss *bss)
-{
- nl80211_register_eloop_read(&bss->nl_mgmt,
- wpa_driver_nl80211_event_receive,
- bss->nl_cb);
-}
-
-
-static int nl80211_register_action_frame(struct i802_bss *bss,
- const u8 *match, size_t match_len)
-{
- u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ACTION << 4);
- return nl80211_register_frame(bss, bss->nl_mgmt,
- type, match, match_len);
-}
-
-
-static int nl80211_mgmt_subscribe_non_ap(struct i802_bss *bss)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ret = 0;
-
- if (nl80211_alloc_mgmt_handle(bss))
- return -1;
- wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with non-AP "
- "handle %p", bss->nl_mgmt);
-
- if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
- u16 type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_AUTH << 4);
-
- /* register for any AUTH message */
- nl80211_register_frame(bss, bss->nl_mgmt, type, NULL, 0);
- }
-
-#ifdef CONFIG_INTERWORKING
- /* QoS Map Configure */
- if (nl80211_register_action_frame(bss, (u8 *) "\x01\x04", 2) < 0)
- ret = -1;
-#endif /* CONFIG_INTERWORKING */
-#if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING)
- /* GAS Initial Request */
- if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0a", 2) < 0)
- ret = -1;
- /* GAS Initial Response */
- if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0b", 2) < 0)
- ret = -1;
- /* GAS Comeback Request */
- if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0c", 2) < 0)
- ret = -1;
- /* GAS Comeback Response */
- if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0d", 2) < 0)
- ret = -1;
- /* Protected GAS Initial Request */
- if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0a", 2) < 0)
- ret = -1;
- /* Protected GAS Initial Response */
- if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0b", 2) < 0)
- ret = -1;
- /* Protected GAS Comeback Request */
- if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0c", 2) < 0)
- ret = -1;
- /* Protected GAS Comeback Response */
- if (nl80211_register_action_frame(bss, (u8 *) "\x09\x0d", 2) < 0)
- ret = -1;
-#endif /* CONFIG_P2P || CONFIG_INTERWORKING */
-#ifdef CONFIG_P2P
- /* P2P Public Action */
- if (nl80211_register_action_frame(bss,
- (u8 *) "\x04\x09\x50\x6f\x9a\x09",
- 6) < 0)
- ret = -1;
- /* P2P Action */
- if (nl80211_register_action_frame(bss,
- (u8 *) "\x7f\x50\x6f\x9a\x09",
- 5) < 0)
- ret = -1;
-#endif /* CONFIG_P2P */
-#ifdef CONFIG_IEEE80211W
- /* SA Query Response */
- if (nl80211_register_action_frame(bss, (u8 *) "\x08\x01", 2) < 0)
- ret = -1;
-#endif /* CONFIG_IEEE80211W */
-#ifdef CONFIG_TDLS
- if ((drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT)) {
- /* TDLS Discovery Response */
- if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0e", 2) <
- 0)
- ret = -1;
- }
-#endif /* CONFIG_TDLS */
-
- /* FT Action frames */
- if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
- ret = -1;
- else
- drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT |
- WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
-
- /* WNM - BSS Transition Management Request */
- if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x07", 2) < 0)
- ret = -1;
- /* WNM-Sleep Mode Response */
- if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x11", 2) < 0)
- ret = -1;
-
-#ifdef CONFIG_HS20
- /* WNM-Notification */
- if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x1a", 2) < 0)
- ret = -1;
-#endif /* CONFIG_HS20 */
-
- nl80211_mgmt_handle_register_eloop(bss);
-
- return ret;
-}
-
-
-static int nl80211_register_spurious_class3(struct i802_bss *bss)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int ret = -1;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_UNEXPECTED_FRAME);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
-
- ret = send_and_recv(drv->global, bss->nl_mgmt, msg, NULL, NULL);
- msg = NULL;
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Register spurious class3 "
- "failed: ret=%d (%s)",
- ret, strerror(-ret));
- goto nla_put_failure;
- }
- ret = 0;
-nla_put_failure:
- nlmsg_free(msg);
- return ret;
-}
-
-
-static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss)
-{
- static const int stypes[] = {
- WLAN_FC_STYPE_AUTH,
- WLAN_FC_STYPE_ASSOC_REQ,
- WLAN_FC_STYPE_REASSOC_REQ,
- WLAN_FC_STYPE_DISASSOC,
- WLAN_FC_STYPE_DEAUTH,
- WLAN_FC_STYPE_ACTION,
- WLAN_FC_STYPE_PROBE_REQ,
-/* Beacon doesn't work as mac80211 doesn't currently allow
- * it, but it wouldn't really be the right thing anyway as
- * it isn't per interface ... maybe just dump the scan
- * results periodically for OLBC?
- */
- /* WLAN_FC_STYPE_BEACON, */
- };
- unsigned int i;
-
- if (nl80211_alloc_mgmt_handle(bss))
- return -1;
- wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
- "handle %p", bss->nl_mgmt);
-
- for (i = 0; i < ARRAY_SIZE(stypes); i++) {
- if (nl80211_register_frame(bss, bss->nl_mgmt,
- (WLAN_FC_TYPE_MGMT << 2) |
- (stypes[i] << 4),
- NULL, 0) < 0) {
- goto out_err;
- }
- }
-
- if (nl80211_register_spurious_class3(bss))
- goto out_err;
-
- if (nl80211_get_wiphy_data_ap(bss) == NULL)
- goto out_err;
-
- nl80211_mgmt_handle_register_eloop(bss);
- return 0;
-
-out_err:
- nl_destroy_handles(&bss->nl_mgmt);
- return -1;
-}
-
-
-static int nl80211_mgmt_subscribe_ap_dev_sme(struct i802_bss *bss)
-{
- if (nl80211_alloc_mgmt_handle(bss))
- return -1;
- wpa_printf(MSG_DEBUG, "nl80211: Subscribe to mgmt frames with AP "
- "handle %p (device SME)", bss->nl_mgmt);
-
- if (nl80211_register_frame(bss, bss->nl_mgmt,
- (WLAN_FC_TYPE_MGMT << 2) |
- (WLAN_FC_STYPE_ACTION << 4),
- NULL, 0) < 0)
- goto out_err;
-
- nl80211_mgmt_handle_register_eloop(bss);
- return 0;
-
-out_err:
- nl_destroy_handles(&bss->nl_mgmt);
- return -1;
-}
-
-
-static void nl80211_mgmt_unsubscribe(struct i802_bss *bss, const char *reason)
-{
- if (bss->nl_mgmt == NULL)
- return;
- wpa_printf(MSG_DEBUG, "nl80211: Unsubscribe mgmt frames handle %p "
- "(%s)", bss->nl_mgmt, reason);
- nl80211_destroy_eloop_handle(&bss->nl_mgmt);
-
- nl80211_put_wiphy_data_ap(bss);
-}
-
-
-static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx, void *timeout_ctx)
-{
- wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL);
-}
-
-
-static void nl80211_del_p2pdev(struct i802_bss *bss)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int ret;
-
- msg = nlmsg_alloc();
- if (!msg)
- return;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_DEL_INTERFACE);
- NLA_PUT_U64(msg, NL80211_ATTR_WDEV, bss->wdev_id);
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
-
- wpa_printf(MSG_DEBUG, "nl80211: Delete P2P Device %s (0x%llx): %s",
- bss->ifname, (long long unsigned int) bss->wdev_id,
- strerror(-ret));
-
-nla_put_failure:
- nlmsg_free(msg);
-}
-
-
-static int nl80211_set_p2pdev(struct i802_bss *bss, int start)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int ret = -1;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- if (start)
- nl80211_cmd(drv, msg, 0, NL80211_CMD_START_P2P_DEVICE);
- else
- nl80211_cmd(drv, msg, 0, NL80211_CMD_STOP_P2P_DEVICE);
-
- NLA_PUT_U64(msg, NL80211_ATTR_WDEV, bss->wdev_id);
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
-
- wpa_printf(MSG_DEBUG, "nl80211: %s P2P Device %s (0x%llx): %s",
- start ? "Start" : "Stop",
- bss->ifname, (long long unsigned int) bss->wdev_id,
- strerror(-ret));
-
-nla_put_failure:
- nlmsg_free(msg);
- return ret;
-}
-
-
-static int i802_set_iface_flags(struct i802_bss *bss, int up)
-{
- enum nl80211_iftype nlmode;
-
- nlmode = nl80211_get_ifmode(bss);
- if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
- return linux_set_iface_flags(bss->drv->global->ioctl_sock,
- bss->ifname, up);
- }
-
- /* P2P Device has start/stop which is equivalent */
- return nl80211_set_p2pdev(bss, up);
-}
-
-
-static int
-wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
- const u8 *set_addr, int first)
-{
- struct i802_bss *bss = drv->first_bss;
- int send_rfkill_event = 0;
- enum nl80211_iftype nlmode;
-
- drv->ifindex = if_nametoindex(bss->ifname);
- bss->ifindex = drv->ifindex;
- bss->wdev_id = drv->global->if_add_wdevid;
- bss->wdev_id_set = drv->global->if_add_wdevid_set;
-
- bss->if_dynamic = drv->ifindex == drv->global->if_add_ifindex;
- bss->if_dynamic = bss->if_dynamic || drv->global->if_add_wdevid_set;
- drv->global->if_add_wdevid_set = 0;
-
- if (!bss->if_dynamic && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
- bss->static_ap = 1;
-
- if (wpa_driver_nl80211_capa(drv))
- return -1;
-
- wpa_printf(MSG_DEBUG, "nl80211: interface %s in phy %s",
- bss->ifname, drv->phyname);
-
- if (set_addr &&
- (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) ||
- linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
- set_addr)))
- return -1;
-
- if (first && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
- drv->start_mode_ap = 1;
-
- if (drv->hostapd || bss->static_ap)
- nlmode = NL80211_IFTYPE_AP;
- else if (bss->if_dynamic)
- nlmode = nl80211_get_ifmode(bss);
- else
- nlmode = NL80211_IFTYPE_STATION;
-
- if (wpa_driver_nl80211_set_mode(bss, nlmode) < 0) {
- wpa_printf(MSG_ERROR, "nl80211: Could not configure driver mode");
- return -1;
- }
-
- if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
- nl80211_get_macaddr(bss);
-
- if (!rfkill_is_blocked(drv->rfkill)) {
- int ret = i802_set_iface_flags(bss, 1);
- if (ret) {
- wpa_printf(MSG_ERROR, "nl80211: Could not set "
- "interface '%s' UP", bss->ifname);
- return ret;
- }
- if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
- return ret;
- } else {
- wpa_printf(MSG_DEBUG, "nl80211: Could not yet enable "
- "interface '%s' due to rfkill", bss->ifname);
- if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
- return 0;
- drv->if_disabled = 1;
- send_rfkill_event = 1;
- }
-
- if (!drv->hostapd)
- netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
- 1, IF_OPER_DORMANT);
-
- if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
- bss->addr))
- return -1;
- os_memcpy(drv->perm_addr, bss->addr, ETH_ALEN);
-
- if (send_rfkill_event) {
- eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill,
- drv, drv->ctx);
- }
-
- return 0;
-}
-
-
-static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data *drv)
-{
- struct nl_msg *msg;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- wpa_printf(MSG_DEBUG, "nl80211: Remove beacon (ifindex=%d)",
- drv->ifindex);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_DEL_BEACON);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
- return send_and_recv_msgs(drv, msg, NULL, NULL);
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
-}
-
-
-/**
- * wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
- * @bss: Pointer to private nl80211 data from wpa_driver_nl80211_init()
- *
- * Shut down driver interface and processing of driver events. Free
- * private data buffer if one was allocated in wpa_driver_nl80211_init().
- */
-static void wpa_driver_nl80211_deinit(struct i802_bss *bss)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
-
- bss->in_deinit = 1;
- if (drv->data_tx_status)
- eloop_unregister_read_sock(drv->eapol_tx_sock);
- if (drv->eapol_tx_sock >= 0)
- close(drv->eapol_tx_sock);
-
- if (bss->nl_preq)
- wpa_driver_nl80211_probe_req_report(bss, 0);
- if (bss->added_if_into_bridge) {
- if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
- bss->ifname) < 0)
- wpa_printf(MSG_INFO, "nl80211: Failed to remove "
- "interface %s from bridge %s: %s",
- bss->ifname, bss->brname, strerror(errno));
- if (drv->rtnl_sk)
- nl80211_handle_destroy(drv->rtnl_sk);
- }
- if (bss->added_bridge) {
- if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
- wpa_printf(MSG_INFO, "nl80211: Failed to remove "
- "bridge %s: %s",
- bss->brname, strerror(errno));
- }
-
- nl80211_remove_monitor_interface(drv);
-
- if (is_ap_interface(drv->nlmode))
- wpa_driver_nl80211_del_beacon(drv);
-
- if (drv->eapol_sock >= 0) {
- eloop_unregister_read_sock(drv->eapol_sock);
- close(drv->eapol_sock);
- }
-
- if (drv->if_indices != drv->default_if_indices)
- os_free(drv->if_indices);
-
- if (drv->disabled_11b_rates)
- nl80211_disable_11b_rates(drv, drv->ifindex, 0);
-
- netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, 0,
- IF_OPER_UP);
- eloop_cancel_timeout(wpa_driver_nl80211_send_rfkill, drv, drv->ctx);
- rfkill_deinit(drv->rfkill);
-
- eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
-
- if (!drv->start_iface_up)
- (void) i802_set_iface_flags(bss, 0);
-
- if (drv->addr_changed) {
- linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0);
- if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
- drv->perm_addr) < 0) {
- wpa_printf(MSG_DEBUG,
- "nl80211: Could not restore permanent MAC address");
- }
- }
-
- if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE) {
- if (!drv->hostapd || !drv->start_mode_ap)
- wpa_driver_nl80211_set_mode(bss,
- NL80211_IFTYPE_STATION);
- nl80211_mgmt_unsubscribe(bss, "deinit");
- } else {
- nl80211_mgmt_unsubscribe(bss, "deinit");
- nl80211_del_p2pdev(bss);
- }
- nl_cb_put(drv->nl_cb);
-
- nl80211_destroy_bss(drv->first_bss);
-
- os_free(drv->filter_ssids);
-
- os_free(drv->auth_ie);
-
- if (drv->in_interface_list)
- dl_list_del(&drv->list);
-
- os_free(drv->extended_capa);
- os_free(drv->extended_capa_mask);
- os_free(drv->first_bss);
- os_free(drv);
-}
-
-
-/**
- * wpa_driver_nl80211_scan_timeout - Scan timeout to report scan completion
- * @eloop_ctx: Driver private data
- * @timeout_ctx: ctx argument given to wpa_driver_nl80211_init()
- *
- * This function can be used as registered timeout when starting a scan to
- * generate a scan completed event if the driver does not report this.
- */
-static void wpa_driver_nl80211_scan_timeout(void *eloop_ctx, void *timeout_ctx)
-{
- struct wpa_driver_nl80211_data *drv = eloop_ctx;
- if (drv->ap_scan_as_station != NL80211_IFTYPE_UNSPECIFIED) {
- wpa_driver_nl80211_set_mode(drv->first_bss,
- drv->ap_scan_as_station);
- drv->ap_scan_as_station = NL80211_IFTYPE_UNSPECIFIED;
- }
- wpa_printf(MSG_DEBUG, "Scan timeout - try to get results");
- wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL);
-}
-
-
-static struct nl_msg *
-nl80211_scan_common(struct wpa_driver_nl80211_data *drv, u8 cmd,
- struct wpa_driver_scan_params *params, u64 *wdev_id)
-{
- struct nl_msg *msg;
- size_t i;
- u32 scan_flags = 0;
-
- msg = nlmsg_alloc();
- if (!msg)
- return NULL;
-
- nl80211_cmd(drv, msg, 0, cmd);
-
- if (!wdev_id)
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- else
- NLA_PUT_U64(msg, NL80211_ATTR_WDEV, *wdev_id);
-
- if (params->num_ssids) {
- struct nlattr *ssids;
-
- ssids = nla_nest_start(msg, NL80211_ATTR_SCAN_SSIDS);
- if (ssids == NULL)
- goto fail;
- for (i = 0; i < params->num_ssids; i++) {
- wpa_hexdump_ascii(MSG_MSGDUMP, "nl80211: Scan SSID",
- params->ssids[i].ssid,
- params->ssids[i].ssid_len);
- if (nla_put(msg, i + 1, params->ssids[i].ssid_len,
- params->ssids[i].ssid) < 0)
- goto fail;
- }
- nla_nest_end(msg, ssids);
- }
-
- if (params->extra_ies) {
- wpa_hexdump(MSG_MSGDUMP, "nl80211: Scan extra IEs",
- params->extra_ies, params->extra_ies_len);
- if (nla_put(msg, NL80211_ATTR_IE, params->extra_ies_len,
- params->extra_ies) < 0)
- goto fail;
- }
-
- if (params->freqs) {
- struct nlattr *freqs;
- freqs = nla_nest_start(msg, NL80211_ATTR_SCAN_FREQUENCIES);
- if (freqs == NULL)
- goto fail;
- for (i = 0; params->freqs[i]; i++) {
- wpa_printf(MSG_MSGDUMP, "nl80211: Scan frequency %u "
- "MHz", params->freqs[i]);
- if (nla_put_u32(msg, i + 1, params->freqs[i]) < 0)
- goto fail;
- }
- nla_nest_end(msg, freqs);
- }
-
- os_free(drv->filter_ssids);
- drv->filter_ssids = params->filter_ssids;
- params->filter_ssids = NULL;
- drv->num_filter_ssids = params->num_filter_ssids;
-
- if (params->only_new_results) {
- wpa_printf(MSG_DEBUG, "nl80211: Add NL80211_SCAN_FLAG_FLUSH");
- scan_flags |= NL80211_SCAN_FLAG_FLUSH;
- }
-
- if (params->low_priority && drv->have_low_prio_scan) {
- wpa_printf(MSG_DEBUG,
- "nl80211: Add NL80211_SCAN_FLAG_LOW_PRIORITY");
- scan_flags |= NL80211_SCAN_FLAG_LOW_PRIORITY;
- }
-
- if (scan_flags)
- NLA_PUT_U32(msg, NL80211_ATTR_SCAN_FLAGS, scan_flags);
-
- return msg;
-
-fail:
-nla_put_failure:
- nlmsg_free(msg);
- return NULL;
-}
-
-
-/**
- * wpa_driver_nl80211_scan - Request the driver to initiate scan
- * @bss: Pointer to private driver data from wpa_driver_nl80211_init()
- * @params: Scan parameters
- * Returns: 0 on success, -1 on failure
- */
-static int wpa_driver_nl80211_scan(struct i802_bss *bss,
- struct wpa_driver_scan_params *params)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ret = -1, timeout;
- struct nl_msg *msg = NULL;
-
- wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: scan request");
- drv->scan_for_auth = 0;
-
- msg = nl80211_scan_common(drv, NL80211_CMD_TRIGGER_SCAN, params,
- bss->wdev_id_set ? &bss->wdev_id : NULL);
- if (!msg)
- return -1;
-
- if (params->p2p_probe) {
- struct nlattr *rates;
-
- wpa_printf(MSG_DEBUG, "nl80211: P2P probe - mask SuppRates");
-
- rates = nla_nest_start(msg, NL80211_ATTR_SCAN_SUPP_RATES);
- if (rates == NULL)
- goto nla_put_failure;
-
- /*
- * Remove 2.4 GHz rates 1, 2, 5.5, 11 Mbps from supported rates
- * by masking out everything else apart from the OFDM rates 6,
- * 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS rates. All 5 GHz
- * rates are left enabled.
- */
- NLA_PUT(msg, NL80211_BAND_2GHZ, 8,
- "\x0c\x12\x18\x24\x30\x48\x60\x6c");
- nla_nest_end(msg, rates);
-
- NLA_PUT_FLAG(msg, NL80211_ATTR_TX_NO_CCK_RATE);
- }
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Scan trigger failed: ret=%d "
- "(%s)", ret, strerror(-ret));
- if (drv->hostapd && is_ap_interface(drv->nlmode)) {
- enum nl80211_iftype old_mode = drv->nlmode;
-
- /*
- * mac80211 does not allow scan requests in AP mode, so
- * try to do this in station mode.
- */
- if (wpa_driver_nl80211_set_mode(
- bss, NL80211_IFTYPE_STATION))
- goto nla_put_failure;
-
- if (wpa_driver_nl80211_scan(bss, params)) {
- wpa_driver_nl80211_set_mode(bss, drv->nlmode);
- goto nla_put_failure;
- }
-
- /* Restore AP mode when processing scan results */
- drv->ap_scan_as_station = old_mode;
- ret = 0;
- } else
- goto nla_put_failure;
- }
-
- drv->scan_state = SCAN_REQUESTED;
- /* Not all drivers generate "scan completed" wireless event, so try to
- * read results after a timeout. */
- timeout = 10;
- if (drv->scan_complete_events) {
- /*
- * The driver seems to deliver events to notify when scan is
- * complete, so use longer timeout to avoid race conditions
- * with scanning and following association request.
- */
- timeout = 30;
- }
- wpa_printf(MSG_DEBUG, "Scan requested (ret=%d) - scan timeout %d "
- "seconds", ret, timeout);
- eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
- eloop_register_timeout(timeout, 0, wpa_driver_nl80211_scan_timeout,
- drv, drv->ctx);
-
-nla_put_failure:
- nlmsg_free(msg);
- return ret;
-}
-
-
-/**
- * wpa_driver_nl80211_sched_scan - Initiate a scheduled scan
- * @priv: Pointer to private driver data from wpa_driver_nl80211_init()
- * @params: Scan parameters
- * @interval: Interval between scan cycles in milliseconds
- * Returns: 0 on success, -1 on failure or if not supported
- */
-static int wpa_driver_nl80211_sched_scan(void *priv,
- struct wpa_driver_scan_params *params,
- u32 interval)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ret = -1;
- struct nl_msg *msg;
- size_t i;
-
- wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: sched_scan request");
-
-#ifdef ANDROID
- if (!drv->capa.sched_scan_supported)
- return android_pno_start(bss, params);
-#endif /* ANDROID */
-
- msg = nl80211_scan_common(drv, NL80211_CMD_START_SCHED_SCAN, params,
- bss->wdev_id_set ? &bss->wdev_id : NULL);
- if (!msg)
- goto nla_put_failure;
-
- NLA_PUT_U32(msg, NL80211_ATTR_SCHED_SCAN_INTERVAL, interval);
-
- if ((drv->num_filter_ssids &&
- (int) drv->num_filter_ssids <= drv->capa.max_match_sets) ||
- params->filter_rssi) {
- struct nlattr *match_sets;
- match_sets = nla_nest_start(msg, NL80211_ATTR_SCHED_SCAN_MATCH);
- if (match_sets == NULL)
- goto nla_put_failure;
-
- for (i = 0; i < drv->num_filter_ssids; i++) {
- struct nlattr *match_set_ssid;
- wpa_hexdump_ascii(MSG_MSGDUMP,
- "nl80211: Sched scan filter SSID",
- drv->filter_ssids[i].ssid,
- drv->filter_ssids[i].ssid_len);
-
- match_set_ssid = nla_nest_start(msg, i + 1);
- if (match_set_ssid == NULL)
- goto nla_put_failure;
- NLA_PUT(msg, NL80211_ATTR_SCHED_SCAN_MATCH_SSID,
- drv->filter_ssids[i].ssid_len,
- drv->filter_ssids[i].ssid);
- if (params->filter_rssi)
- NLA_PUT_U32(msg,
- NL80211_SCHED_SCAN_MATCH_ATTR_RSSI,
- params->filter_rssi);
-
- nla_nest_end(msg, match_set_ssid);
- }
-
- /*
- * Due to backward compatibility code, newer kernels treat this
- * matchset (with only an RSSI filter) as the default for all
- * other matchsets, unless it's the only one, in which case the
- * matchset will actually allow all SSIDs above the RSSI.
- */
- if (params->filter_rssi) {
- struct nlattr *match_set_rssi;
- match_set_rssi = nla_nest_start(msg, 0);
- if (match_set_rssi == NULL)
- goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_SCHED_SCAN_MATCH_ATTR_RSSI,
- params->filter_rssi);
- wpa_printf(MSG_MSGDUMP,
- "nl80211: Sched scan RSSI filter %d dBm",
- params->filter_rssi);
- nla_nest_end(msg, match_set_rssi);
- }
-
- nla_nest_end(msg, match_sets);
- }
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
-
- /* TODO: if we get an error here, we should fall back to normal scan */
-
- msg = NULL;
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Sched scan start failed: "
- "ret=%d (%s)", ret, strerror(-ret));
- goto nla_put_failure;
- }
-
- wpa_printf(MSG_DEBUG, "nl80211: Sched scan requested (ret=%d) - "
- "scan interval %d msec", ret, interval);
-
-nla_put_failure:
- nlmsg_free(msg);
- return ret;
-}
-
-
-/**
- * wpa_driver_nl80211_stop_sched_scan - Stop a scheduled scan
- * @priv: Pointer to private driver data from wpa_driver_nl80211_init()
- * Returns: 0 on success, -1 on failure or if not supported
- */
-static int wpa_driver_nl80211_stop_sched_scan(void *priv)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ret = 0;
- struct nl_msg *msg;
-
-#ifdef ANDROID
- if (!drv->capa.sched_scan_supported)
- return android_pno_stop(bss);
-#endif /* ANDROID */
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_STOP_SCHED_SCAN);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Sched scan stop failed: "
- "ret=%d (%s)", ret, strerror(-ret));
- goto nla_put_failure;
- }
-
- wpa_printf(MSG_DEBUG, "nl80211: Sched scan stop sent (ret=%d)", ret);
-
-nla_put_failure:
- nlmsg_free(msg);
- return ret;
-}
-
-
-static const u8 * nl80211_get_ie(const u8 *ies, size_t ies_len, u8 ie)
-{
- const u8 *end, *pos;
-
- if (ies == NULL)
- return NULL;
-
- pos = ies;
- end = ies + ies_len;
-
- while (pos + 1 < end) {
- if (pos + 2 + pos[1] > end)
- break;
- if (pos[0] == ie)
- return pos;
- pos += 2 + pos[1];
- }
-
- return NULL;
-}
-
-
-static int nl80211_scan_filtered(struct wpa_driver_nl80211_data *drv,
- const u8 *ie, size_t ie_len)
-{
- const u8 *ssid;
- size_t i;
-
- if (drv->filter_ssids == NULL)
- return 0;
-
- ssid = nl80211_get_ie(ie, ie_len, WLAN_EID_SSID);
- if (ssid == NULL)
- return 1;
-
- for (i = 0; i < drv->num_filter_ssids; i++) {
- if (ssid[1] == drv->filter_ssids[i].ssid_len &&
- os_memcmp(ssid + 2, drv->filter_ssids[i].ssid, ssid[1]) ==
- 0)
- return 0;
- }
-
- return 1;
-}
-
-
-static int bss_info_handler(struct nl_msg *msg, void *arg)
-{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct nlattr *bss[NL80211_BSS_MAX + 1];
- static struct nla_policy bss_policy[NL80211_BSS_MAX + 1] = {
- [NL80211_BSS_BSSID] = { .type = NLA_UNSPEC },
- [NL80211_BSS_FREQUENCY] = { .type = NLA_U32 },
- [NL80211_BSS_TSF] = { .type = NLA_U64 },
- [NL80211_BSS_BEACON_INTERVAL] = { .type = NLA_U16 },
- [NL80211_BSS_CAPABILITY] = { .type = NLA_U16 },
- [NL80211_BSS_INFORMATION_ELEMENTS] = { .type = NLA_UNSPEC },
- [NL80211_BSS_SIGNAL_MBM] = { .type = NLA_U32 },
- [NL80211_BSS_SIGNAL_UNSPEC] = { .type = NLA_U8 },
- [NL80211_BSS_STATUS] = { .type = NLA_U32 },
- [NL80211_BSS_SEEN_MS_AGO] = { .type = NLA_U32 },
- [NL80211_BSS_BEACON_IES] = { .type = NLA_UNSPEC },
- };
- struct nl80211_bss_info_arg *_arg = arg;
- struct wpa_scan_results *res = _arg->res;
- struct wpa_scan_res **tmp;
- struct wpa_scan_res *r;
- const u8 *ie, *beacon_ie;
- size_t ie_len, beacon_ie_len;
- u8 *pos;
- size_t i;
-
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
- if (!tb[NL80211_ATTR_BSS])
- return NL_SKIP;
- if (nla_parse_nested(bss, NL80211_BSS_MAX, tb[NL80211_ATTR_BSS],
- bss_policy))
- return NL_SKIP;
- if (bss[NL80211_BSS_STATUS]) {
- enum nl80211_bss_status status;
- status = nla_get_u32(bss[NL80211_BSS_STATUS]);
- if (status == NL80211_BSS_STATUS_ASSOCIATED &&
- bss[NL80211_BSS_FREQUENCY]) {
- _arg->assoc_freq =
- nla_get_u32(bss[NL80211_BSS_FREQUENCY]);
- wpa_printf(MSG_DEBUG, "nl80211: Associated on %u MHz",
- _arg->assoc_freq);
- }
- if (status == NL80211_BSS_STATUS_IBSS_JOINED &&
- bss[NL80211_BSS_FREQUENCY]) {
- _arg->ibss_freq =
- nla_get_u32(bss[NL80211_BSS_FREQUENCY]);
- wpa_printf(MSG_DEBUG, "nl80211: IBSS-joined on %u MHz",
- _arg->ibss_freq);
- }
- if (status == NL80211_BSS_STATUS_ASSOCIATED &&
- bss[NL80211_BSS_BSSID]) {
- os_memcpy(_arg->assoc_bssid,
- nla_data(bss[NL80211_BSS_BSSID]), ETH_ALEN);
- wpa_printf(MSG_DEBUG, "nl80211: Associated with "
- MACSTR, MAC2STR(_arg->assoc_bssid));
- }
- }
- if (!res)
- return NL_SKIP;
- if (bss[NL80211_BSS_INFORMATION_ELEMENTS]) {
- ie = nla_data(bss[NL80211_BSS_INFORMATION_ELEMENTS]);
- ie_len = nla_len(bss[NL80211_BSS_INFORMATION_ELEMENTS]);
- } else {
- ie = NULL;
- ie_len = 0;
- }
- if (bss[NL80211_BSS_BEACON_IES]) {
- beacon_ie = nla_data(bss[NL80211_BSS_BEACON_IES]);
- beacon_ie_len = nla_len(bss[NL80211_BSS_BEACON_IES]);
- } else {
- beacon_ie = NULL;
- beacon_ie_len = 0;
- }
-
- if (nl80211_scan_filtered(_arg->drv, ie ? ie : beacon_ie,
- ie ? ie_len : beacon_ie_len))
- return NL_SKIP;
-
- r = os_zalloc(sizeof(*r) + ie_len + beacon_ie_len);
- if (r == NULL)
- return NL_SKIP;
- if (bss[NL80211_BSS_BSSID])
- os_memcpy(r->bssid, nla_data(bss[NL80211_BSS_BSSID]),
- ETH_ALEN);
- if (bss[NL80211_BSS_FREQUENCY])
- r->freq = nla_get_u32(bss[NL80211_BSS_FREQUENCY]);
- if (bss[NL80211_BSS_BEACON_INTERVAL])
- r->beacon_int = nla_get_u16(bss[NL80211_BSS_BEACON_INTERVAL]);
- if (bss[NL80211_BSS_CAPABILITY])
- r->caps = nla_get_u16(bss[NL80211_BSS_CAPABILITY]);
- r->flags |= WPA_SCAN_NOISE_INVALID;
- if (bss[NL80211_BSS_SIGNAL_MBM]) {
- r->level = nla_get_u32(bss[NL80211_BSS_SIGNAL_MBM]);
- r->level /= 100; /* mBm to dBm */
- r->flags |= WPA_SCAN_LEVEL_DBM | WPA_SCAN_QUAL_INVALID;
- } else if (bss[NL80211_BSS_SIGNAL_UNSPEC]) {
- r->level = nla_get_u8(bss[NL80211_BSS_SIGNAL_UNSPEC]);
- r->flags |= WPA_SCAN_QUAL_INVALID;
- } else
- r->flags |= WPA_SCAN_LEVEL_INVALID | WPA_SCAN_QUAL_INVALID;
- if (bss[NL80211_BSS_TSF])
- r->tsf = nla_get_u64(bss[NL80211_BSS_TSF]);
- if (bss[NL80211_BSS_SEEN_MS_AGO])
- r->age = nla_get_u32(bss[NL80211_BSS_SEEN_MS_AGO]);
- r->ie_len = ie_len;
- pos = (u8 *) (r + 1);
- if (ie) {
- os_memcpy(pos, ie, ie_len);
- pos += ie_len;
- }
- r->beacon_ie_len = beacon_ie_len;
- if (beacon_ie)
- os_memcpy(pos, beacon_ie, beacon_ie_len);
-
- if (bss[NL80211_BSS_STATUS]) {
- enum nl80211_bss_status status;
- status = nla_get_u32(bss[NL80211_BSS_STATUS]);
- switch (status) {
- case NL80211_BSS_STATUS_AUTHENTICATED:
- r->flags |= WPA_SCAN_AUTHENTICATED;
- break;
- case NL80211_BSS_STATUS_ASSOCIATED:
- r->flags |= WPA_SCAN_ASSOCIATED;
- break;
- default:
- break;
- }
- }
-
- /*
- * cfg80211 maintains separate BSS table entries for APs if the same
- * BSSID,SSID pair is seen on multiple channels. wpa_supplicant does
- * not use frequency as a separate key in the BSS table, so filter out
- * duplicated entries. Prefer associated BSS entry in such a case in
- * order to get the correct frequency into the BSS table. Similarly,
- * prefer newer entries over older.
- */
- for (i = 0; i < res->num; i++) {
- const u8 *s1, *s2;
- if (os_memcmp(res->res[i]->bssid, r->bssid, ETH_ALEN) != 0)
- continue;
-
- s1 = nl80211_get_ie((u8 *) (res->res[i] + 1),
- res->res[i]->ie_len, WLAN_EID_SSID);
- s2 = nl80211_get_ie((u8 *) (r + 1), r->ie_len, WLAN_EID_SSID);
- if (s1 == NULL || s2 == NULL || s1[1] != s2[1] ||
- os_memcmp(s1, s2, 2 + s1[1]) != 0)
- continue;
-
- /* Same BSSID,SSID was already included in scan results */
- wpa_printf(MSG_DEBUG, "nl80211: Remove duplicated scan result "
- "for " MACSTR, MAC2STR(r->bssid));
-
- if (((r->flags & WPA_SCAN_ASSOCIATED) &&
- !(res->res[i]->flags & WPA_SCAN_ASSOCIATED)) ||
- r->age < res->res[i]->age) {
- os_free(res->res[i]);
- res->res[i] = r;
- } else
- os_free(r);
- return NL_SKIP;
- }
-
- tmp = os_realloc_array(res->res, res->num + 1,
- sizeof(struct wpa_scan_res *));
- if (tmp == NULL) {
- os_free(r);
- return NL_SKIP;
- }
- tmp[res->num++] = r;
- res->res = tmp;
-
- return NL_SKIP;
-}
-
-
-static void clear_state_mismatch(struct wpa_driver_nl80211_data *drv,
- const u8 *addr)
-{
- if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) {
- wpa_printf(MSG_DEBUG, "nl80211: Clear possible state "
- "mismatch (" MACSTR ")", MAC2STR(addr));
- wpa_driver_nl80211_mlme(drv, addr,
- NL80211_CMD_DEAUTHENTICATE,
- WLAN_REASON_PREV_AUTH_NOT_VALID, 1);
- }
-}
-
-
-static void wpa_driver_nl80211_check_bss_status(
- struct wpa_driver_nl80211_data *drv, struct wpa_scan_results *res)
-{
- size_t i;
-
- for (i = 0; i < res->num; i++) {
- struct wpa_scan_res *r = res->res[i];
- if (r->flags & WPA_SCAN_AUTHENTICATED) {
- wpa_printf(MSG_DEBUG, "nl80211: Scan results "
- "indicates BSS status with " MACSTR
- " as authenticated",
- MAC2STR(r->bssid));
- if (is_sta_interface(drv->nlmode) &&
- os_memcmp(r->bssid, drv->bssid, ETH_ALEN) != 0 &&
- os_memcmp(r->bssid, drv->auth_bssid, ETH_ALEN) !=
- 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Unknown BSSID"
- " in local state (auth=" MACSTR
- " assoc=" MACSTR ")",
- MAC2STR(drv->auth_bssid),
- MAC2STR(drv->bssid));
- clear_state_mismatch(drv, r->bssid);
- }
- }
-
- if (r->flags & WPA_SCAN_ASSOCIATED) {
- wpa_printf(MSG_DEBUG, "nl80211: Scan results "
- "indicate BSS status with " MACSTR
- " as associated",
- MAC2STR(r->bssid));
- if (is_sta_interface(drv->nlmode) &&
- !drv->associated) {
- wpa_printf(MSG_DEBUG, "nl80211: Local state "
- "(not associated) does not match "
- "with BSS state");
- clear_state_mismatch(drv, r->bssid);
- } else if (is_sta_interface(drv->nlmode) &&
- os_memcmp(drv->bssid, r->bssid, ETH_ALEN) !=
- 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Local state "
- "(associated with " MACSTR ") does "
- "not match with BSS state",
- MAC2STR(drv->bssid));
- clear_state_mismatch(drv, r->bssid);
- clear_state_mismatch(drv, drv->bssid);
- }
- }
- }
-}
-
-
-static struct wpa_scan_results *
-nl80211_get_scan_results(struct wpa_driver_nl80211_data *drv)
-{
- struct nl_msg *msg;
- struct wpa_scan_results *res;
- int ret;
- struct nl80211_bss_info_arg arg;
-
- res = os_zalloc(sizeof(*res));
- if (res == NULL)
- return NULL;
- msg = nlmsg_alloc();
- if (!msg)
- goto nla_put_failure;
-
- nl80211_cmd(drv, msg, NLM_F_DUMP, NL80211_CMD_GET_SCAN);
- if (nl80211_set_iface_id(msg, drv->first_bss) < 0)
- goto nla_put_failure;
-
- arg.drv = drv;
- arg.res = res;
- ret = send_and_recv_msgs(drv, msg, bss_info_handler, &arg);
- msg = NULL;
- if (ret == 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Received scan results (%lu "
- "BSSes)", (unsigned long) res->num);
- nl80211_get_noise_for_scan_results(drv, res);
- return res;
- }
- wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d "
- "(%s)", ret, strerror(-ret));
-nla_put_failure:
- nlmsg_free(msg);
- wpa_scan_results_free(res);
- return NULL;
-}
-
-
-/**
- * wpa_driver_nl80211_get_scan_results - Fetch the latest scan results
- * @priv: Pointer to private wext data from wpa_driver_nl80211_init()
- * Returns: Scan results on success, -1 on failure
- */
-static struct wpa_scan_results *
-wpa_driver_nl80211_get_scan_results(void *priv)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct wpa_scan_results *res;
-
- res = nl80211_get_scan_results(drv);
- if (res)
- wpa_driver_nl80211_check_bss_status(drv, res);
- return res;
-}
-
-
-static void nl80211_dump_scan(struct wpa_driver_nl80211_data *drv)
-{
- struct wpa_scan_results *res;
- size_t i;
-
- res = nl80211_get_scan_results(drv);
- if (res == NULL) {
- wpa_printf(MSG_DEBUG, "nl80211: Failed to get scan results");
- return;
- }
-
- wpa_printf(MSG_DEBUG, "nl80211: Scan result dump");
- for (i = 0; i < res->num; i++) {
- struct wpa_scan_res *r = res->res[i];
- wpa_printf(MSG_DEBUG, "nl80211: %d/%d " MACSTR "%s%s",
- (int) i, (int) res->num, MAC2STR(r->bssid),
- r->flags & WPA_SCAN_AUTHENTICATED ? " [auth]" : "",
- r->flags & WPA_SCAN_ASSOCIATED ? " [assoc]" : "");
- }
-
- wpa_scan_results_free(res);
-}
-
-
-static u32 wpa_alg_to_cipher_suite(enum wpa_alg alg, size_t key_len)
-{
- switch (alg) {
- case WPA_ALG_WEP:
- if (key_len == 5)
- return WLAN_CIPHER_SUITE_WEP40;
- return WLAN_CIPHER_SUITE_WEP104;
- case WPA_ALG_TKIP:
- return WLAN_CIPHER_SUITE_TKIP;
- case WPA_ALG_CCMP:
- return WLAN_CIPHER_SUITE_CCMP;
- case WPA_ALG_GCMP:
- return WLAN_CIPHER_SUITE_GCMP;
- case WPA_ALG_CCMP_256:
- return WLAN_CIPHER_SUITE_CCMP_256;
- case WPA_ALG_GCMP_256:
- return WLAN_CIPHER_SUITE_GCMP_256;
- case WPA_ALG_IGTK:
- return WLAN_CIPHER_SUITE_AES_CMAC;
- case WPA_ALG_BIP_GMAC_128:
- return WLAN_CIPHER_SUITE_BIP_GMAC_128;
- case WPA_ALG_BIP_GMAC_256:
- return WLAN_CIPHER_SUITE_BIP_GMAC_256;
- case WPA_ALG_BIP_CMAC_256:
- return WLAN_CIPHER_SUITE_BIP_CMAC_256;
- case WPA_ALG_SMS4:
- return WLAN_CIPHER_SUITE_SMS4;
- case WPA_ALG_KRK:
- return WLAN_CIPHER_SUITE_KRK;
- case WPA_ALG_NONE:
- case WPA_ALG_PMK:
- wpa_printf(MSG_ERROR, "nl80211: Unexpected encryption algorithm %d",
- alg);
- return 0;
- }
-
- wpa_printf(MSG_ERROR, "nl80211: Unsupported encryption algorithm %d",
- alg);
- return 0;
-}
-
-
-static u32 wpa_cipher_to_cipher_suite(unsigned int cipher)
-{
- switch (cipher) {
- case WPA_CIPHER_CCMP_256:
- return WLAN_CIPHER_SUITE_CCMP_256;
- case WPA_CIPHER_GCMP_256:
- return WLAN_CIPHER_SUITE_GCMP_256;
- case WPA_CIPHER_CCMP:
- return WLAN_CIPHER_SUITE_CCMP;
- case WPA_CIPHER_GCMP:
- return WLAN_CIPHER_SUITE_GCMP;
- case WPA_CIPHER_TKIP:
- return WLAN_CIPHER_SUITE_TKIP;
- case WPA_CIPHER_WEP104:
- return WLAN_CIPHER_SUITE_WEP104;
- case WPA_CIPHER_WEP40:
- return WLAN_CIPHER_SUITE_WEP40;
- case WPA_CIPHER_GTK_NOT_USED:
- return WLAN_CIPHER_SUITE_NO_GROUP_ADDR;
- }
-
- return 0;
-}
-
-
-static int wpa_cipher_to_cipher_suites(unsigned int ciphers, u32 suites[],
- int max_suites)
-{
- int num_suites = 0;
-
- if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP_256)
- suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP_256;
- if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP_256)
- suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP_256;
- if (num_suites < max_suites && ciphers & WPA_CIPHER_CCMP)
- suites[num_suites++] = WLAN_CIPHER_SUITE_CCMP;
- if (num_suites < max_suites && ciphers & WPA_CIPHER_GCMP)
- suites[num_suites++] = WLAN_CIPHER_SUITE_GCMP;
- if (num_suites < max_suites && ciphers & WPA_CIPHER_TKIP)
- suites[num_suites++] = WLAN_CIPHER_SUITE_TKIP;
- if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP104)
- suites[num_suites++] = WLAN_CIPHER_SUITE_WEP104;
- if (num_suites < max_suites && ciphers & WPA_CIPHER_WEP40)
- suites[num_suites++] = WLAN_CIPHER_SUITE_WEP40;
-
- return num_suites;
-}
-
-
-static int wpa_driver_nl80211_set_key(const char *ifname, struct i802_bss *bss,
- enum wpa_alg alg, const u8 *addr,
- int key_idx, int set_tx,
- const u8 *seq, size_t seq_len,
- const u8 *key, size_t key_len)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ifindex;
- struct nl_msg *msg;
- int ret;
- int tdls = 0;
-
- /* Ignore for P2P Device */
- if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
- return 0;
-
- ifindex = if_nametoindex(ifname);
- wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
- "set_tx=%d seq_len=%lu key_len=%lu",
- __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
- (unsigned long) seq_len, (unsigned long) key_len);
-#ifdef CONFIG_TDLS
- if (key_idx == -1) {
- key_idx = 0;
- tdls = 1;
- }
-#endif /* CONFIG_TDLS */
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- if (alg == WPA_ALG_NONE) {
- nl80211_cmd(drv, msg, 0, NL80211_CMD_DEL_KEY);
- } else {
- nl80211_cmd(drv, msg, 0, NL80211_CMD_NEW_KEY);
- NLA_PUT(msg, NL80211_ATTR_KEY_DATA, key_len, key);
- wpa_hexdump_key(MSG_DEBUG, "nl80211: KEY_DATA", key, key_len);
- NLA_PUT_U32(msg, NL80211_ATTR_KEY_CIPHER,
- wpa_alg_to_cipher_suite(alg, key_len));
- }
-
- if (seq && seq_len) {
- NLA_PUT(msg, NL80211_ATTR_KEY_SEQ, seq_len, seq);
- wpa_hexdump(MSG_DEBUG, "nl80211: KEY_SEQ", seq, seq_len);
- }
-
- if (addr && !is_broadcast_ether_addr(addr)) {
- wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
-
- if (alg != WPA_ALG_WEP && key_idx && !set_tx) {
- wpa_printf(MSG_DEBUG, " RSN IBSS RX GTK");
- NLA_PUT_U32(msg, NL80211_ATTR_KEY_TYPE,
- NL80211_KEYTYPE_GROUP);
- }
- } else if (addr && is_broadcast_ether_addr(addr)) {
- struct nlattr *types;
-
- wpa_printf(MSG_DEBUG, " broadcast key");
-
- types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
- if (!types)
- goto nla_put_failure;
- NLA_PUT_FLAG(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST);
- nla_nest_end(msg, types);
- }
- NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifindex);
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- if ((ret == -ENOENT || ret == -ENOLINK) && alg == WPA_ALG_NONE)
- ret = 0;
- if (ret)
- wpa_printf(MSG_DEBUG, "nl80211: set_key failed; err=%d %s)",
- ret, strerror(-ret));
-
- /*
- * If we failed or don't need to set the default TX key (below),
- * we're done here.
- */
- if (ret || !set_tx || alg == WPA_ALG_NONE || tdls)
- return ret;
- if (is_ap_interface(drv->nlmode) && addr &&
- !is_broadcast_ether_addr(addr))
- return ret;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_KEY);
- NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifindex);
- if (alg == WPA_ALG_IGTK)
- NLA_PUT_FLAG(msg, NL80211_ATTR_KEY_DEFAULT_MGMT);
- else
- NLA_PUT_FLAG(msg, NL80211_ATTR_KEY_DEFAULT);
- if (addr && is_broadcast_ether_addr(addr)) {
- struct nlattr *types;
-
- types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
- if (!types)
- goto nla_put_failure;
- NLA_PUT_FLAG(msg, NL80211_KEY_DEFAULT_TYPE_MULTICAST);
- nla_nest_end(msg, types);
- } else if (addr) {
- struct nlattr *types;
-
- types = nla_nest_start(msg, NL80211_ATTR_KEY_DEFAULT_TYPES);
- if (!types)
- goto nla_put_failure;
- NLA_PUT_FLAG(msg, NL80211_KEY_DEFAULT_TYPE_UNICAST);
- nla_nest_end(msg, types);
- }
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- if (ret == -ENOENT)
- ret = 0;
- if (ret)
- wpa_printf(MSG_DEBUG, "nl80211: set_key default failed; "
- "err=%d %s)", ret, strerror(-ret));
- return ret;
-
-nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
-}
-
-
-static int nl_add_key(struct nl_msg *msg, enum wpa_alg alg,
- int key_idx, int defkey,
- const u8 *seq, size_t seq_len,
- const u8 *key, size_t key_len)
-{
- struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
- if (!key_attr)
- return -1;
-
- if (defkey && alg == WPA_ALG_IGTK)
- NLA_PUT_FLAG(msg, NL80211_KEY_DEFAULT_MGMT);
- else if (defkey)
- NLA_PUT_FLAG(msg, NL80211_KEY_DEFAULT);
-
- NLA_PUT_U8(msg, NL80211_KEY_IDX, key_idx);
-
- NLA_PUT_U32(msg, NL80211_KEY_CIPHER,
- wpa_alg_to_cipher_suite(alg, key_len));
-
- if (seq && seq_len)
- NLA_PUT(msg, NL80211_KEY_SEQ, seq_len, seq);
-
- NLA_PUT(msg, NL80211_KEY_DATA, key_len, key);
-
- nla_nest_end(msg, key_attr);
-
- return 0;
- nla_put_failure:
- return -1;
-}
-
-
-static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params,
- struct nl_msg *msg)
-{
- int i, privacy = 0;
- struct nlattr *nl_keys, *nl_key;
-
- for (i = 0; i < 4; i++) {
- if (!params->wep_key[i])
- continue;
- privacy = 1;
- break;
- }
- if (params->wps == WPS_MODE_PRIVACY)
- privacy = 1;
- if (params->pairwise_suite &&
- params->pairwise_suite != WPA_CIPHER_NONE)
- privacy = 1;
-
- if (!privacy)
- return 0;
-
- NLA_PUT_FLAG(msg, NL80211_ATTR_PRIVACY);
-
- nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
- if (!nl_keys)
- goto nla_put_failure;
-
- for (i = 0; i < 4; i++) {
- if (!params->wep_key[i])
- continue;
-
- nl_key = nla_nest_start(msg, i);
- if (!nl_key)
- goto nla_put_failure;
-
- NLA_PUT(msg, NL80211_KEY_DATA, params->wep_key_len[i],
- params->wep_key[i]);
- if (params->wep_key_len[i] == 5)
- NLA_PUT_U32(msg, NL80211_KEY_CIPHER,
- WLAN_CIPHER_SUITE_WEP40);
- else
- NLA_PUT_U32(msg, NL80211_KEY_CIPHER,
- WLAN_CIPHER_SUITE_WEP104);
-
- NLA_PUT_U8(msg, NL80211_KEY_IDX, i);
-
- if (i == params->wep_tx_keyidx)
- NLA_PUT_FLAG(msg, NL80211_KEY_DEFAULT);
-
- nla_nest_end(msg, nl_key);
- }
- nla_nest_end(msg, nl_keys);
-
- return 0;
-
-nla_put_failure:
- return -ENOBUFS;
-}
-
-
-static int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
- const u8 *addr, int cmd, u16 reason_code,
- int local_state_change)
-{
- int ret = -1;
- struct nl_msg *msg;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- nl80211_cmd(drv, msg, 0, cmd);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U16(msg, NL80211_ATTR_REASON_CODE, reason_code);
- if (addr)
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
- if (local_state_change)
- NLA_PUT_FLAG(msg, NL80211_ATTR_LOCAL_STATE_CHANGE);
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret) {
- wpa_dbg(drv->ctx, MSG_DEBUG,
- "nl80211: MLME command failed: reason=%u ret=%d (%s)",
- reason_code, ret, strerror(-ret));
- goto nla_put_failure;
- }
- ret = 0;
-
-nla_put_failure:
- nlmsg_free(msg);
- return ret;
-}
-
-
-static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
- int reason_code)
-{
- int ret;
-
- wpa_printf(MSG_DEBUG, "%s(reason_code=%d)", __func__, reason_code);
- nl80211_mark_disconnected(drv);
- /* Disconnect command doesn't need BSSID - it uses cached value */
- ret = wpa_driver_nl80211_mlme(drv, NULL, NL80211_CMD_DISCONNECT,
- reason_code, 0);
- /*
- * For locally generated disconnect, supplicant already generates a
- * DEAUTH event, so ignore the event from NL80211.
- */
- drv->ignore_next_local_disconnect = ret == 0;
-
- return ret;
-}
-
-
-static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
- const u8 *addr, int reason_code)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ret;
-
- if (drv->nlmode == NL80211_IFTYPE_ADHOC) {
- nl80211_mark_disconnected(drv);
- return nl80211_leave_ibss(drv);
- }
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
- return wpa_driver_nl80211_disconnect(drv, reason_code);
- wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
- __func__, MAC2STR(addr), reason_code);
- nl80211_mark_disconnected(drv);
- ret = wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
- reason_code, 0);
- /*
- * For locally generated deauthenticate, supplicant already generates a
- * DEAUTH event, so ignore the event from NL80211.
- */
- drv->ignore_next_local_deauth = ret == 0;
- return ret;
-}
-
-
-static void nl80211_copy_auth_params(struct wpa_driver_nl80211_data *drv,
- struct wpa_driver_auth_params *params)
-{
- int i;
-
- drv->auth_freq = params->freq;
- drv->auth_alg = params->auth_alg;
- drv->auth_wep_tx_keyidx = params->wep_tx_keyidx;
- drv->auth_local_state_change = params->local_state_change;
- drv->auth_p2p = params->p2p;
-
- if (params->bssid)
- os_memcpy(drv->auth_bssid_, params->bssid, ETH_ALEN);
- else
- os_memset(drv->auth_bssid_, 0, ETH_ALEN);
-
- if (params->ssid) {
- os_memcpy(drv->auth_ssid, params->ssid, params->ssid_len);
- drv->auth_ssid_len = params->ssid_len;
- } else
- drv->auth_ssid_len = 0;
-
-
- os_free(drv->auth_ie);
- drv->auth_ie = NULL;
- drv->auth_ie_len = 0;
- if (params->ie) {
- drv->auth_ie = os_malloc(params->ie_len);
- if (drv->auth_ie) {
- os_memcpy(drv->auth_ie, params->ie, params->ie_len);
- drv->auth_ie_len = params->ie_len;
- }
- }
-
- for (i = 0; i < 4; i++) {
- if (params->wep_key[i] && params->wep_key_len[i] &&
- params->wep_key_len[i] <= 16) {
- os_memcpy(drv->auth_wep_key[i], params->wep_key[i],
- params->wep_key_len[i]);
- drv->auth_wep_key_len[i] = params->wep_key_len[i];
- } else
- drv->auth_wep_key_len[i] = 0;
- }
-}
-
-
-static int wpa_driver_nl80211_authenticate(
- struct i802_bss *bss, struct wpa_driver_auth_params *params)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ret = -1, i;
- struct nl_msg *msg;
- enum nl80211_auth_type type;
- enum nl80211_iftype nlmode;
- int count = 0;
- int is_retry;
-
- is_retry = drv->retry_auth;
- drv->retry_auth = 0;
- drv->ignore_deauth_event = 0;
-
- nl80211_mark_disconnected(drv);
- os_memset(drv->auth_bssid, 0, ETH_ALEN);
- if (params->bssid)
- os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
- else
- os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
- /* FIX: IBSS mode */
- nlmode = params->p2p ?
- NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
- if (drv->nlmode != nlmode &&
- wpa_driver_nl80211_set_mode(bss, nlmode) < 0)
- return -1;
-
-retry:
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- wpa_printf(MSG_DEBUG, "nl80211: Authenticate (ifindex=%d)",
- drv->ifindex);
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_AUTHENTICATE);
-
- for (i = 0; i < 4; i++) {
- if (!params->wep_key[i])
- continue;
- wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP,
- NULL, i,
- i == params->wep_tx_keyidx, NULL, 0,
- params->wep_key[i],
- params->wep_key_len[i]);
- if (params->wep_tx_keyidx != i)
- continue;
- if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0,
- params->wep_key[i], params->wep_key_len[i])) {
- nlmsg_free(msg);
- return -1;
- }
- }
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- if (params->bssid) {
- wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
- MAC2STR(params->bssid));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid);
- }
- if (params->freq) {
- wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq);
- }
- if (params->ssid) {
- wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
- params->ssid, params->ssid_len);
- NLA_PUT(msg, NL80211_ATTR_SSID, params->ssid_len,
- params->ssid);
- }
- wpa_hexdump(MSG_DEBUG, " * IEs", params->ie, params->ie_len);
- if (params->ie)
- NLA_PUT(msg, NL80211_ATTR_IE, params->ie_len, params->ie);
- if (params->sae_data) {
- wpa_hexdump(MSG_DEBUG, " * SAE data", params->sae_data,
- params->sae_data_len);
- NLA_PUT(msg, NL80211_ATTR_SAE_DATA, params->sae_data_len,
- params->sae_data);
- }
- if (params->auth_alg & WPA_AUTH_ALG_OPEN)
- type = NL80211_AUTHTYPE_OPEN_SYSTEM;
- else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
- type = NL80211_AUTHTYPE_SHARED_KEY;
- else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
- type = NL80211_AUTHTYPE_NETWORK_EAP;
- else if (params->auth_alg & WPA_AUTH_ALG_FT)
- type = NL80211_AUTHTYPE_FT;
- else if (params->auth_alg & WPA_AUTH_ALG_SAE)
- type = NL80211_AUTHTYPE_SAE;
- else
- goto nla_put_failure;
- wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
- NLA_PUT_U32(msg, NL80211_ATTR_AUTH_TYPE, type);
- if (params->local_state_change) {
- wpa_printf(MSG_DEBUG, " * Local state change only");
- NLA_PUT_FLAG(msg, NL80211_ATTR_LOCAL_STATE_CHANGE);
- }
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret) {
- wpa_dbg(drv->ctx, MSG_DEBUG,
- "nl80211: MLME command failed (auth): ret=%d (%s)",
- ret, strerror(-ret));
- count++;
- if (ret == -EALREADY && count == 1 && params->bssid &&
- !params->local_state_change) {
- /*
- * mac80211 does not currently accept new
- * authentication if we are already authenticated. As a
- * workaround, force deauthentication and try again.
- */
- wpa_printf(MSG_DEBUG, "nl80211: Retry authentication "
- "after forced deauthentication");
- drv->ignore_deauth_event = 1;
- wpa_driver_nl80211_deauthenticate(
- bss, params->bssid,
- WLAN_REASON_PREV_AUTH_NOT_VALID);
- nlmsg_free(msg);
- goto retry;
- }
-
- if (ret == -ENOENT && params->freq && !is_retry) {
- /*
- * cfg80211 has likely expired the BSS entry even
- * though it was previously available in our internal
- * BSS table. To recover quickly, start a single
- * channel scan on the specified channel.
- */
- struct wpa_driver_scan_params scan;
- int freqs[2];
-
- os_memset(&scan, 0, sizeof(scan));
- scan.num_ssids = 1;
- if (params->ssid) {
- scan.ssids[0].ssid = params->ssid;
- scan.ssids[0].ssid_len = params->ssid_len;
- }
- freqs[0] = params->freq;
- freqs[1] = 0;
- scan.freqs = freqs;
- wpa_printf(MSG_DEBUG, "nl80211: Trigger single "
- "channel scan to refresh cfg80211 BSS "
- "entry");
- ret = wpa_driver_nl80211_scan(bss, &scan);
- if (ret == 0) {
- nl80211_copy_auth_params(drv, params);
- drv->scan_for_auth = 1;
- }
- } else if (is_retry) {
- /*
- * Need to indicate this with an event since the return
- * value from the retry is not delivered to core code.
- */
- union wpa_event_data event;
- wpa_printf(MSG_DEBUG, "nl80211: Authentication retry "
- "failed");
- os_memset(&event, 0, sizeof(event));
- os_memcpy(event.timeout_event.addr, drv->auth_bssid_,
- ETH_ALEN);
- wpa_supplicant_event(drv->ctx, EVENT_AUTH_TIMED_OUT,
- &event);
- }
-
- goto nla_put_failure;
- }
- ret = 0;
- wpa_printf(MSG_DEBUG, "nl80211: Authentication request send "
- "successfully");
-
-nla_put_failure:
- nlmsg_free(msg);
- return ret;
-}
-
-
-static int wpa_driver_nl80211_authenticate_retry(
- struct wpa_driver_nl80211_data *drv)
-{
- struct wpa_driver_auth_params params;
- struct i802_bss *bss = drv->first_bss;
- int i;
-
- wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again");
-
- os_memset(¶ms, 0, sizeof(params));
- params.freq = drv->auth_freq;
- params.auth_alg = drv->auth_alg;
- params.wep_tx_keyidx = drv->auth_wep_tx_keyidx;
- params.local_state_change = drv->auth_local_state_change;
- params.p2p = drv->auth_p2p;
-
- if (!is_zero_ether_addr(drv->auth_bssid_))
- params.bssid = drv->auth_bssid_;
-
- if (drv->auth_ssid_len) {
- params.ssid = drv->auth_ssid;
- params.ssid_len = drv->auth_ssid_len;
- }
-
- params.ie = drv->auth_ie;
- params.ie_len = drv->auth_ie_len;
-
- for (i = 0; i < 4; i++) {
- if (drv->auth_wep_key_len[i]) {
- params.wep_key[i] = drv->auth_wep_key[i];
- params.wep_key_len[i] = drv->auth_wep_key_len[i];
- }
- }
-
- drv->retry_auth = 1;
- return wpa_driver_nl80211_authenticate(bss, ¶ms);
-}
-
-
-struct phy_info_arg {
- u16 *num_modes;
- struct hostapd_hw_modes *modes;
- int last_mode, last_chan_idx;
-};
-
-static void phy_info_ht_capa(struct hostapd_hw_modes *mode, struct nlattr *capa,
- struct nlattr *ampdu_factor,
- struct nlattr *ampdu_density,
- struct nlattr *mcs_set)
-{
- if (capa)
- mode->ht_capab = nla_get_u16(capa);
-
- if (ampdu_factor)
- mode->a_mpdu_params |= nla_get_u8(ampdu_factor) & 0x03;
-
- if (ampdu_density)
- mode->a_mpdu_params |= nla_get_u8(ampdu_density) << 2;
-
- if (mcs_set && nla_len(mcs_set) >= 16) {
- u8 *mcs;
- mcs = nla_data(mcs_set);
- os_memcpy(mode->mcs_set, mcs, 16);
- }
-}
-
-
-static void phy_info_vht_capa(struct hostapd_hw_modes *mode,
- struct nlattr *capa,
- struct nlattr *mcs_set)
-{
- if (capa)
- mode->vht_capab = nla_get_u32(capa);
-
- if (mcs_set && nla_len(mcs_set) >= 8) {
- u8 *mcs;
- mcs = nla_data(mcs_set);
- os_memcpy(mode->vht_mcs_set, mcs, 8);
- }
-}
-
-
-static void phy_info_freq(struct hostapd_hw_modes *mode,
- struct hostapd_channel_data *chan,
- struct nlattr *tb_freq[])
-{
- u8 channel;
- chan->freq = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_FREQ]);
- chan->flag = 0;
- chan->dfs_cac_ms = 0;
- if (ieee80211_freq_to_chan(chan->freq, &channel) != NUM_HOSTAPD_MODES)
- chan->chan = channel;
-
- if (tb_freq[NL80211_FREQUENCY_ATTR_DISABLED])
- chan->flag |= HOSTAPD_CHAN_DISABLED;
- if (tb_freq[NL80211_FREQUENCY_ATTR_NO_IR])
- chan->flag |= HOSTAPD_CHAN_PASSIVE_SCAN | HOSTAPD_CHAN_NO_IBSS;
- if (tb_freq[NL80211_FREQUENCY_ATTR_RADAR])
- chan->flag |= HOSTAPD_CHAN_RADAR;
-
- if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]) {
- enum nl80211_dfs_state state =
- nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_DFS_STATE]);
-
- switch (state) {
- case NL80211_DFS_USABLE:
- chan->flag |= HOSTAPD_CHAN_DFS_USABLE;
- break;
- case NL80211_DFS_AVAILABLE:
- chan->flag |= HOSTAPD_CHAN_DFS_AVAILABLE;
- break;
- case NL80211_DFS_UNAVAILABLE:
- chan->flag |= HOSTAPD_CHAN_DFS_UNAVAILABLE;
- break;
- }
- }
-
- if (tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]) {
- chan->dfs_cac_ms = nla_get_u32(
- tb_freq[NL80211_FREQUENCY_ATTR_DFS_CAC_TIME]);
- }
-}
-
-
-static int phy_info_freqs(struct phy_info_arg *phy_info,
- struct hostapd_hw_modes *mode, struct nlattr *tb)
-{
- static struct nla_policy freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = {
- [NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 },
- [NL80211_FREQUENCY_ATTR_DISABLED] = { .type = NLA_FLAG },
- [NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG },
- [NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG },
- [NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 },
- [NL80211_FREQUENCY_ATTR_DFS_STATE] = { .type = NLA_U32 },
- };
- int new_channels = 0;
- struct hostapd_channel_data *channel;
- struct nlattr *tb_freq[NL80211_FREQUENCY_ATTR_MAX + 1];
- struct nlattr *nl_freq;
- int rem_freq, idx;
-
- if (tb == NULL)
- return NL_OK;
-
- nla_for_each_nested(nl_freq, tb, rem_freq) {
- nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX,
- nla_data(nl_freq), nla_len(nl_freq), freq_policy);
- if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ])
- continue;
- new_channels++;
- }
-
- channel = os_realloc_array(mode->channels,
- mode->num_channels + new_channels,
- sizeof(struct hostapd_channel_data));
- if (!channel)
- return NL_SKIP;
-
- mode->channels = channel;
- mode->num_channels += new_channels;
-
- idx = phy_info->last_chan_idx;
-
- nla_for_each_nested(nl_freq, tb, rem_freq) {
- nla_parse(tb_freq, NL80211_FREQUENCY_ATTR_MAX,
- nla_data(nl_freq), nla_len(nl_freq), freq_policy);
- if (!tb_freq[NL80211_FREQUENCY_ATTR_FREQ])
- continue;
- phy_info_freq(mode, &mode->channels[idx], tb_freq);
- idx++;
- }
- phy_info->last_chan_idx = idx;
-
- return NL_OK;
-}
-
-
-static int phy_info_rates(struct hostapd_hw_modes *mode, struct nlattr *tb)
-{
- static struct nla_policy rate_policy[NL80211_BITRATE_ATTR_MAX + 1] = {
- [NL80211_BITRATE_ATTR_RATE] = { .type = NLA_U32 },
- [NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE] =
- { .type = NLA_FLAG },
- };
- struct nlattr *tb_rate[NL80211_BITRATE_ATTR_MAX + 1];
- struct nlattr *nl_rate;
- int rem_rate, idx;
-
- if (tb == NULL)
- return NL_OK;
-
- nla_for_each_nested(nl_rate, tb, rem_rate) {
- nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX,
- nla_data(nl_rate), nla_len(nl_rate),
- rate_policy);
- if (!tb_rate[NL80211_BITRATE_ATTR_RATE])
- continue;
- mode->num_rates++;
- }
-
- mode->rates = os_calloc(mode->num_rates, sizeof(int));
- if (!mode->rates)
- return NL_SKIP;
-
- idx = 0;
-
- nla_for_each_nested(nl_rate, tb, rem_rate) {
- nla_parse(tb_rate, NL80211_BITRATE_ATTR_MAX,
- nla_data(nl_rate), nla_len(nl_rate),
- rate_policy);
- if (!tb_rate[NL80211_BITRATE_ATTR_RATE])
- continue;
- mode->rates[idx] = nla_get_u32(
- tb_rate[NL80211_BITRATE_ATTR_RATE]);
- idx++;
- }
-
- return NL_OK;
-}
-
-
-static int phy_info_band(struct phy_info_arg *phy_info, struct nlattr *nl_band)
-{
- struct nlattr *tb_band[NL80211_BAND_ATTR_MAX + 1];
- struct hostapd_hw_modes *mode;
- int ret;
-
- if (phy_info->last_mode != nl_band->nla_type) {
- mode = os_realloc_array(phy_info->modes,
- *phy_info->num_modes + 1,
- sizeof(*mode));
- if (!mode)
- return NL_SKIP;
- phy_info->modes = mode;
-
- mode = &phy_info->modes[*(phy_info->num_modes)];
- os_memset(mode, 0, sizeof(*mode));
- mode->mode = NUM_HOSTAPD_MODES;
- mode->flags = HOSTAPD_MODE_FLAG_HT_INFO_KNOWN |
- HOSTAPD_MODE_FLAG_VHT_INFO_KNOWN;
-
- /*
- * Unsupported VHT MCS stream is defined as value 3, so the VHT
- * MCS RX/TX map must be initialized with 0xffff to mark all 8
- * possible streams as unsupported. This will be overridden if
- * driver advertises VHT support.
- */
- mode->vht_mcs_set[0] = 0xff;
- mode->vht_mcs_set[1] = 0xff;
- mode->vht_mcs_set[4] = 0xff;
- mode->vht_mcs_set[5] = 0xff;
-
- *(phy_info->num_modes) += 1;
- phy_info->last_mode = nl_band->nla_type;
- phy_info->last_chan_idx = 0;
- } else
- mode = &phy_info->modes[*(phy_info->num_modes) - 1];
-
- nla_parse(tb_band, NL80211_BAND_ATTR_MAX, nla_data(nl_band),
- nla_len(nl_band), NULL);
-
- phy_info_ht_capa(mode, tb_band[NL80211_BAND_ATTR_HT_CAPA],
- tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR],
- tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY],
- tb_band[NL80211_BAND_ATTR_HT_MCS_SET]);
- phy_info_vht_capa(mode, tb_band[NL80211_BAND_ATTR_VHT_CAPA],
- tb_band[NL80211_BAND_ATTR_VHT_MCS_SET]);
- ret = phy_info_freqs(phy_info, mode, tb_band[NL80211_BAND_ATTR_FREQS]);
- if (ret != NL_OK)
- return ret;
- ret = phy_info_rates(mode, tb_band[NL80211_BAND_ATTR_RATES]);
- if (ret != NL_OK)
- return ret;
-
- return NL_OK;
-}
-
-
-static int phy_info_handler(struct nl_msg *msg, void *arg)
-{
- struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct phy_info_arg *phy_info = arg;
- struct nlattr *nl_band;
- int rem_band;
-
- nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
-
- if (!tb_msg[NL80211_ATTR_WIPHY_BANDS])
- return NL_SKIP;
-
- nla_for_each_nested(nl_band, tb_msg[NL80211_ATTR_WIPHY_BANDS], rem_band)
- {
- int res = phy_info_band(phy_info, nl_band);
- if (res != NL_OK)
- return res;
- }
-
- return NL_SKIP;
-}
-
-
-static struct hostapd_hw_modes *
-wpa_driver_nl80211_postprocess_modes(struct hostapd_hw_modes *modes,
- u16 *num_modes)
-{
- u16 m;
- struct hostapd_hw_modes *mode11g = NULL, *nmodes, *mode;
- int i, mode11g_idx = -1;
-
- /* heuristic to set up modes */
- for (m = 0; m < *num_modes; m++) {
- if (!modes[m].num_channels)
- continue;
- if (modes[m].channels[0].freq < 4000) {
- modes[m].mode = HOSTAPD_MODE_IEEE80211B;
- for (i = 0; i < modes[m].num_rates; i++) {
- if (modes[m].rates[i] > 200) {
- modes[m].mode = HOSTAPD_MODE_IEEE80211G;
- break;
- }
- }
- } else if (modes[m].channels[0].freq > 50000)
- modes[m].mode = HOSTAPD_MODE_IEEE80211AD;
- else
- modes[m].mode = HOSTAPD_MODE_IEEE80211A;
- }
-
- /* If only 802.11g mode is included, use it to construct matching
- * 802.11b mode data. */
-
- for (m = 0; m < *num_modes; m++) {
- if (modes[m].mode == HOSTAPD_MODE_IEEE80211B)
- return modes; /* 802.11b already included */
- if (modes[m].mode == HOSTAPD_MODE_IEEE80211G)
- mode11g_idx = m;
- }
-
- if (mode11g_idx < 0)
- return modes; /* 2.4 GHz band not supported at all */
-
- nmodes = os_realloc_array(modes, *num_modes + 1, sizeof(*nmodes));
- if (nmodes == NULL)
- return modes; /* Could not add 802.11b mode */
-
- mode = &nmodes[*num_modes];
- os_memset(mode, 0, sizeof(*mode));
- (*num_modes)++;
- modes = nmodes;
-
- mode->mode = HOSTAPD_MODE_IEEE80211B;
-
- mode11g = &modes[mode11g_idx];
- mode->num_channels = mode11g->num_channels;
- mode->channels = os_malloc(mode11g->num_channels *
- sizeof(struct hostapd_channel_data));
- if (mode->channels == NULL) {
- (*num_modes)--;
- return modes; /* Could not add 802.11b mode */
- }
- os_memcpy(mode->channels, mode11g->channels,
- mode11g->num_channels * sizeof(struct hostapd_channel_data));
-
- mode->num_rates = 0;
- mode->rates = os_malloc(4 * sizeof(int));
- if (mode->rates == NULL) {
- os_free(mode->channels);
- (*num_modes)--;
- return modes; /* Could not add 802.11b mode */
- }
-
- for (i = 0; i < mode11g->num_rates; i++) {
- if (mode11g->rates[i] != 10 && mode11g->rates[i] != 20 &&
- mode11g->rates[i] != 55 && mode11g->rates[i] != 110)
- continue;
- mode->rates[mode->num_rates] = mode11g->rates[i];
- mode->num_rates++;
- if (mode->num_rates == 4)
- break;
- }
-
- if (mode->num_rates == 0) {
- os_free(mode->channels);
- os_free(mode->rates);
- (*num_modes)--;
- return modes; /* No 802.11b rates */
- }
-
- wpa_printf(MSG_DEBUG, "nl80211: Added 802.11b mode based on 802.11g "
- "information");
-
- return modes;
-}
-
-
-static void nl80211_set_ht40_mode(struct hostapd_hw_modes *mode, int start,
- int end)
-{
- int c;
-
- for (c = 0; c < mode->num_channels; c++) {
- struct hostapd_channel_data *chan = &mode->channels[c];
- if (chan->freq - 10 >= start && chan->freq + 10 <= end)
- chan->flag |= HOSTAPD_CHAN_HT40;
- }
-}
-
-
-static void nl80211_set_ht40_mode_sec(struct hostapd_hw_modes *mode, int start,
- int end)
-{
- int c;
-
- for (c = 0; c < mode->num_channels; c++) {
- struct hostapd_channel_data *chan = &mode->channels[c];
- if (!(chan->flag & HOSTAPD_CHAN_HT40))
- continue;
- if (chan->freq - 30 >= start && chan->freq - 10 <= end)
- chan->flag |= HOSTAPD_CHAN_HT40MINUS;
- if (chan->freq + 10 >= start && chan->freq + 30 <= end)
- chan->flag |= HOSTAPD_CHAN_HT40PLUS;
- }
-}
-
-
-static void nl80211_reg_rule_max_eirp(u32 start, u32 end, u32 max_eirp,
- struct phy_info_arg *results)
-{
- u16 m;
-
- for (m = 0; m < *results->num_modes; m++) {
- int c;
- struct hostapd_hw_modes *mode = &results->modes[m];
-
- for (c = 0; c < mode->num_channels; c++) {
- struct hostapd_channel_data *chan = &mode->channels[c];
- if ((u32) chan->freq - 10 >= start &&
- (u32) chan->freq + 10 <= end)
- chan->max_tx_power = max_eirp;
- }
- }
-}
-
-
-static void nl80211_reg_rule_ht40(u32 start, u32 end,
- struct phy_info_arg *results)
-{
- u16 m;
-
- for (m = 0; m < *results->num_modes; m++) {
- if (!(results->modes[m].ht_capab &
- HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
- continue;
- nl80211_set_ht40_mode(&results->modes[m], start, end);
- }
-}
-
-
-static void nl80211_reg_rule_sec(struct nlattr *tb[],
- struct phy_info_arg *results)
-{
- u32 start, end, max_bw;
- u16 m;
-
- if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
- tb[NL80211_ATTR_FREQ_RANGE_END] == NULL ||
- tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL)
- return;
-
- start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
- end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
- max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
-
- if (max_bw < 20)
- return;
-
- for (m = 0; m < *results->num_modes; m++) {
- if (!(results->modes[m].ht_capab &
- HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
- continue;
- nl80211_set_ht40_mode_sec(&results->modes[m], start, end);
- }
-}
-
-
-static void nl80211_set_vht_mode(struct hostapd_hw_modes *mode, int start,
- int end)
-{
- int c;
-
- for (c = 0; c < mode->num_channels; c++) {
- struct hostapd_channel_data *chan = &mode->channels[c];
- if (chan->freq - 10 >= start && chan->freq + 70 <= end)
- chan->flag |= HOSTAPD_CHAN_VHT_10_70;
-
- if (chan->freq - 30 >= start && chan->freq + 50 <= end)
- chan->flag |= HOSTAPD_CHAN_VHT_30_50;
-
- if (chan->freq - 50 >= start && chan->freq + 30 <= end)
- chan->flag |= HOSTAPD_CHAN_VHT_50_30;
-
- if (chan->freq - 70 >= start && chan->freq + 10 <= end)
- chan->flag |= HOSTAPD_CHAN_VHT_70_10;
- }
-}
-
-
-static void nl80211_reg_rule_vht(struct nlattr *tb[],
- struct phy_info_arg *results)
-{
- u32 start, end, max_bw;
- u16 m;
-
- if (tb[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
- tb[NL80211_ATTR_FREQ_RANGE_END] == NULL ||
- tb[NL80211_ATTR_FREQ_RANGE_MAX_BW] == NULL)
- return;
-
- start = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
- end = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
- max_bw = nla_get_u32(tb[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
-
- if (max_bw < 80)
- return;
-
- for (m = 0; m < *results->num_modes; m++) {
- if (!(results->modes[m].ht_capab &
- HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET))
- continue;
- /* TODO: use a real VHT support indication */
- if (!results->modes[m].vht_capab)
- continue;
-
- nl80211_set_vht_mode(&results->modes[m], start, end);
- }
-}
-
-
-static const char * dfs_domain_name(enum nl80211_dfs_regions region)
-{
- switch (region) {
- case NL80211_DFS_UNSET:
- return "DFS-UNSET";
- case NL80211_DFS_FCC:
- return "DFS-FCC";
- case NL80211_DFS_ETSI:
- return "DFS-ETSI";
- case NL80211_DFS_JP:
- return "DFS-JP";
- default:
- return "DFS-invalid";
- }
-}
-
-
-static int nl80211_get_reg(struct nl_msg *msg, void *arg)
-{
- struct phy_info_arg *results = arg;
- struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct nlattr *nl_rule;
- struct nlattr *tb_rule[NL80211_FREQUENCY_ATTR_MAX + 1];
- int rem_rule;
- static struct nla_policy reg_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = {
- [NL80211_ATTR_REG_RULE_FLAGS] = { .type = NLA_U32 },
- [NL80211_ATTR_FREQ_RANGE_START] = { .type = NLA_U32 },
- [NL80211_ATTR_FREQ_RANGE_END] = { .type = NLA_U32 },
- [NL80211_ATTR_FREQ_RANGE_MAX_BW] = { .type = NLA_U32 },
- [NL80211_ATTR_POWER_RULE_MAX_ANT_GAIN] = { .type = NLA_U32 },
- [NL80211_ATTR_POWER_RULE_MAX_EIRP] = { .type = NLA_U32 },
- };
-
- nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
- if (!tb_msg[NL80211_ATTR_REG_ALPHA2] ||
- !tb_msg[NL80211_ATTR_REG_RULES]) {
- wpa_printf(MSG_DEBUG, "nl80211: No regulatory information "
- "available");
- return NL_SKIP;
- }
-
- if (tb_msg[NL80211_ATTR_DFS_REGION]) {
- enum nl80211_dfs_regions dfs_domain;
- dfs_domain = nla_get_u8(tb_msg[NL80211_ATTR_DFS_REGION]);
- wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s (%s)",
- (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]),
- dfs_domain_name(dfs_domain));
- } else {
- wpa_printf(MSG_DEBUG, "nl80211: Regulatory information - country=%s",
- (char *) nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]));
- }
-
- nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
- {
- u32 start, end, max_eirp = 0, max_bw = 0, flags = 0;
- nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
- nla_data(nl_rule), nla_len(nl_rule), reg_policy);
- if (tb_rule[NL80211_ATTR_FREQ_RANGE_START] == NULL ||
- tb_rule[NL80211_ATTR_FREQ_RANGE_END] == NULL)
- continue;
- start = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_START]) / 1000;
- end = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_END]) / 1000;
- if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP])
- max_eirp = nla_get_u32(tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP]) / 100;
- if (tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW])
- max_bw = nla_get_u32(tb_rule[NL80211_ATTR_FREQ_RANGE_MAX_BW]) / 1000;
- if (tb_rule[NL80211_ATTR_REG_RULE_FLAGS])
- flags = nla_get_u32(tb_rule[NL80211_ATTR_REG_RULE_FLAGS]);
-
- wpa_printf(MSG_DEBUG, "nl80211: %u-%u @ %u MHz %u mBm%s%s%s%s%s%s%s%s",
- start, end, max_bw, max_eirp,
- flags & NL80211_RRF_NO_OFDM ? " (no OFDM)" : "",
- flags & NL80211_RRF_NO_CCK ? " (no CCK)" : "",
- flags & NL80211_RRF_NO_INDOOR ? " (no indoor)" : "",
- flags & NL80211_RRF_NO_OUTDOOR ? " (no outdoor)" :
- "",
- flags & NL80211_RRF_DFS ? " (DFS)" : "",
- flags & NL80211_RRF_PTP_ONLY ? " (PTP only)" : "",
- flags & NL80211_RRF_PTMP_ONLY ? " (PTMP only)" : "",
- flags & NL80211_RRF_NO_IR ? " (no IR)" : "");
- if (max_bw >= 40)
- nl80211_reg_rule_ht40(start, end, results);
- if (tb_rule[NL80211_ATTR_POWER_RULE_MAX_EIRP])
- nl80211_reg_rule_max_eirp(start, end, max_eirp,
- results);
- }
-
- nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
- {
- nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
- nla_data(nl_rule), nla_len(nl_rule), reg_policy);
- nl80211_reg_rule_sec(tb_rule, results);
- }
-
- nla_for_each_nested(nl_rule, tb_msg[NL80211_ATTR_REG_RULES], rem_rule)
- {
- nla_parse(tb_rule, NL80211_FREQUENCY_ATTR_MAX,
- nla_data(nl_rule), nla_len(nl_rule), reg_policy);
- nl80211_reg_rule_vht(tb_rule, results);
- }
-
- return NL_SKIP;
-}
-
-
-static int nl80211_set_regulatory_flags(struct wpa_driver_nl80211_data *drv,
- struct phy_info_arg *results)
-{
- struct nl_msg *msg;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_REG);
- return send_and_recv_msgs(drv, msg, nl80211_get_reg, results);
-}
-
-
-static struct hostapd_hw_modes *
-wpa_driver_nl80211_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags)
-{
- u32 feat;
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- struct phy_info_arg result = {
- .num_modes = num_modes,
- .modes = NULL,
- .last_mode = -1,
- };
-
- *num_modes = 0;
- *flags = 0;
-
- msg = nlmsg_alloc();
- if (!msg)
- return NULL;
-
- feat = get_nl80211_protocol_features(drv);
- if (feat & NL80211_PROTOCOL_FEATURE_SPLIT_WIPHY_DUMP)
- nl80211_cmd(drv, msg, NLM_F_DUMP, NL80211_CMD_GET_WIPHY);
- else
- nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_WIPHY);
-
- NLA_PUT_FLAG(msg, NL80211_ATTR_SPLIT_WIPHY_DUMP);
- if (nl80211_set_iface_id(msg, bss) < 0)
- goto nla_put_failure;
-
- if (send_and_recv_msgs(drv, msg, phy_info_handler, &result) == 0) {
- nl80211_set_regulatory_flags(drv, &result);
- return wpa_driver_nl80211_postprocess_modes(result.modes,
- num_modes);
- }
- msg = NULL;
- nla_put_failure:
- nlmsg_free(msg);
- return NULL;
-}
-
-
-static int wpa_driver_nl80211_send_mntr(struct wpa_driver_nl80211_data *drv,
- const void *data, size_t len,
- int encrypt, int noack)
-{
- __u8 rtap_hdr[] = {
- 0x00, 0x00, /* radiotap version */
- 0x0e, 0x00, /* radiotap length */
- 0x02, 0xc0, 0x00, 0x00, /* bmap: flags, tx and rx flags */
- IEEE80211_RADIOTAP_F_FRAG, /* F_FRAG (fragment if required) */
- 0x00, /* padding */
- 0x00, 0x00, /* RX and TX flags to indicate that */
- 0x00, 0x00, /* this is the injected frame directly */
- };
- struct iovec iov[2] = {
- {
- .iov_base = &rtap_hdr,
- .iov_len = sizeof(rtap_hdr),
- },
- {
- .iov_base = (void *) data,
- .iov_len = len,
- }
- };
- struct msghdr msg = {
- .msg_name = NULL,
- .msg_namelen = 0,
- .msg_iov = iov,
- .msg_iovlen = 2,
- .msg_control = NULL,
- .msg_controllen = 0,
- .msg_flags = 0,
- };
- int res;
- u16 txflags = 0;
-
- if (encrypt)
- rtap_hdr[8] |= IEEE80211_RADIOTAP_F_WEP;
-
- if (drv->monitor_sock < 0) {
- wpa_printf(MSG_DEBUG, "nl80211: No monitor socket available "
- "for %s", __func__);
- return -1;
- }
-
- if (noack)
- txflags |= IEEE80211_RADIOTAP_F_TX_NOACK;
- WPA_PUT_LE16(&rtap_hdr[12], txflags);
-
- res = sendmsg(drv->monitor_sock, &msg, 0);
- if (res < 0) {
- wpa_printf(MSG_INFO, "nl80211: sendmsg: %s", strerror(errno));
- return -1;
- }
- return 0;
-}
-
-
-static int wpa_driver_nl80211_send_frame(struct i802_bss *bss,
- const void *data, size_t len,
- int encrypt, int noack,
- unsigned int freq, int no_cck,
- int offchanok, unsigned int wait_time)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- u64 cookie;
- int res;
-
- if (freq == 0 && drv->nlmode == NL80211_IFTYPE_ADHOC) {
- freq = nl80211_get_assoc_freq(drv);
- wpa_printf(MSG_DEBUG,
- "nl80211: send_frame - Use assoc_freq=%u for IBSS",
- freq);
- }
- if (freq == 0) {
- wpa_printf(MSG_DEBUG, "nl80211: send_frame - Use bss->freq=%u",
- bss->freq);
- freq = bss->freq;
- }
-
- if (drv->use_monitor) {
- wpa_printf(MSG_DEBUG, "nl80211: send_frame(freq=%u bss->freq=%u) -> send_mntr",
- freq, bss->freq);
- return wpa_driver_nl80211_send_mntr(drv, data, len,
- encrypt, noack);
- }
-
- wpa_printf(MSG_DEBUG, "nl80211: send_frame -> send_frame_cmd");
- res = nl80211_send_frame_cmd(bss, freq, wait_time, data, len,
- &cookie, no_cck, noack, offchanok);
- if (res == 0 && !noack) {
- const struct ieee80211_mgmt *mgmt;
- u16 fc;
-
- mgmt = (const struct ieee80211_mgmt *) data;
- fc = le_to_host16(mgmt->frame_control);
- if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
- WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) {
- wpa_printf(MSG_MSGDUMP,
- "nl80211: Update send_action_cookie from 0x%llx to 0x%llx",
- (long long unsigned int)
- drv->send_action_cookie,
- (long long unsigned int) cookie);
- drv->send_action_cookie = cookie;
- }
- }
-
- return res;
-}
-
-
-static int wpa_driver_nl80211_send_mlme(struct i802_bss *bss, const u8 *data,
- size_t data_len, int noack,
- unsigned int freq, int no_cck,
- int offchanok,
- unsigned int wait_time)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct ieee80211_mgmt *mgmt;
- int encrypt = 1;
- u16 fc;
-
- mgmt = (struct ieee80211_mgmt *) data;
- fc = le_to_host16(mgmt->frame_control);
- wpa_printf(MSG_DEBUG, "nl80211: send_mlme - da= " MACSTR
- " noack=%d freq=%u no_cck=%d offchanok=%d wait_time=%u fc=0x%x (%s) nlmode=%d",
- MAC2STR(mgmt->da), noack, freq, no_cck, offchanok, wait_time,
- fc, fc2str(fc), drv->nlmode);
-
- if ((is_sta_interface(drv->nlmode) ||
- drv->nlmode == NL80211_IFTYPE_P2P_DEVICE) &&
- WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
- WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) {
- /*
- * The use of last_mgmt_freq is a bit of a hack,
- * but it works due to the single-threaded nature
- * of wpa_supplicant.
- */
- if (freq == 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Use last_mgmt_freq=%d",
- drv->last_mgmt_freq);
- freq = drv->last_mgmt_freq;
- }
- return nl80211_send_frame_cmd(bss, freq, 0,
- data, data_len, NULL, 1, noack,
- 1);
- }
-
- if (drv->device_ap_sme && is_ap_interface(drv->nlmode)) {
- if (freq == 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Use bss->freq=%d",
- bss->freq);
- freq = bss->freq;
- }
- return nl80211_send_frame_cmd(bss, freq,
- (int) freq == bss->freq ? 0 :
- wait_time,
- data, data_len,
- &drv->send_action_cookie,
- no_cck, noack, offchanok);
- }
-
- if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
- WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) {
- /*
- * Only one of the authentication frame types is encrypted.
- * In order for static WEP encryption to work properly (i.e.,
- * to not encrypt the frame), we need to tell mac80211 about
- * the frames that must not be encrypted.
- */
- u16 auth_alg = le_to_host16(mgmt->u.auth.auth_alg);
- u16 auth_trans = le_to_host16(mgmt->u.auth.auth_transaction);
- if (auth_alg != WLAN_AUTH_SHARED_KEY || auth_trans != 3)
- encrypt = 0;
- }
-
- wpa_printf(MSG_DEBUG, "nl80211: send_mlme -> send_frame");
- return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt,
- noack, freq, no_cck, offchanok,
- wait_time);
-}
-
-
-static int nl80211_set_bss(struct i802_bss *bss, int cts, int preamble,
- int slot, int ht_opmode, int ap_isolate,
- int *basic_rates)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_BSS);
-
- if (cts >= 0)
- NLA_PUT_U8(msg, NL80211_ATTR_BSS_CTS_PROT, cts);
- if (preamble >= 0)
- NLA_PUT_U8(msg, NL80211_ATTR_BSS_SHORT_PREAMBLE, preamble);
- if (slot >= 0)
- NLA_PUT_U8(msg, NL80211_ATTR_BSS_SHORT_SLOT_TIME, slot);
- if (ht_opmode >= 0)
- NLA_PUT_U16(msg, NL80211_ATTR_BSS_HT_OPMODE, ht_opmode);
- if (ap_isolate >= 0)
- NLA_PUT_U8(msg, NL80211_ATTR_AP_ISOLATE, ap_isolate);
-
- if (basic_rates) {
- u8 rates[NL80211_MAX_SUPP_RATES];
- u8 rates_len = 0;
- int i;
-
- for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0;
- i++)
- rates[rates_len++] = basic_rates[i] / 5;
-
- NLA_PUT(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates);
- }
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(bss->ifname));
-
- return send_and_recv_msgs(drv, msg, NULL, NULL);
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
-}
-
-
-static int wpa_driver_nl80211_set_acl(void *priv,
- struct hostapd_acl_params *params)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- struct nlattr *acl;
- unsigned int i;
- int ret = 0;
-
- if (!(drv->capa.max_acl_mac_addrs))
- return -ENOTSUP;
-
- if (params->num_mac_acl > drv->capa.max_acl_mac_addrs)
- return -ENOTSUP;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)",
- params->acl_policy ? "Accept" : "Deny", params->num_mac_acl);
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_MAC_ACL);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
- NLA_PUT_U32(msg, NL80211_ATTR_ACL_POLICY, params->acl_policy ?
- NL80211_ACL_POLICY_DENY_UNLESS_LISTED :
- NL80211_ACL_POLICY_ACCEPT_UNLESS_LISTED);
-
- acl = nla_nest_start(msg, NL80211_ATTR_MAC_ADDRS);
- if (acl == NULL)
- goto nla_put_failure;
-
- for (i = 0; i < params->num_mac_acl; i++)
- NLA_PUT(msg, i + 1, ETH_ALEN, params->mac_acl[i].addr);
-
- nla_nest_end(msg, acl);
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)",
- ret, strerror(-ret));
- }
-
-nla_put_failure:
- nlmsg_free(msg);
-
- return ret;
-}
-
-
-static int wpa_driver_nl80211_set_ap(void *priv,
- struct wpa_driver_ap_params *params)
+static int wpa_driver_nl80211_set_ap(void *priv,
+ struct wpa_driver_ap_params *params)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
u8 cmd = NL80211_CMD_NEW_BEACON;
int ret;
int beacon_set;
- int ifindex = if_nametoindex(bss->ifname);
int num_suites;
+ int smps_mode;
u32 suites[10], suite;
u32 ver;
- beacon_set = bss->beacon_set;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ beacon_set = params->reenable ? 0 : bss->beacon_set;
wpa_printf(MSG_DEBUG, "nl80211: Set beacon (beacon_set=%d)",
beacon_set);
if (beacon_set)
cmd = NL80211_CMD_SET_BEACON;
- nl80211_cmd(drv, msg, 0, cmd);
wpa_hexdump(MSG_DEBUG, "nl80211: Beacon head",
params->head, params->head_len);
- NLA_PUT(msg, NL80211_ATTR_BEACON_HEAD, params->head_len, params->head);
wpa_hexdump(MSG_DEBUG, "nl80211: Beacon tail",
params->tail, params->tail_len);
- NLA_PUT(msg, NL80211_ATTR_BEACON_TAIL, params->tail_len, params->tail);
- wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifindex);
+ wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", bss->ifindex);
wpa_printf(MSG_DEBUG, "nl80211: beacon_int=%d", params->beacon_int);
- NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, params->beacon_int);
wpa_printf(MSG_DEBUG, "nl80211: dtim_period=%d", params->dtim_period);
- NLA_PUT_U32(msg, NL80211_ATTR_DTIM_PERIOD, params->dtim_period);
wpa_hexdump_ascii(MSG_DEBUG, "nl80211: ssid",
params->ssid, params->ssid_len);
- NLA_PUT(msg, NL80211_ATTR_SSID, params->ssid_len,
- params->ssid);
+ if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
+ nla_put(msg, NL80211_ATTR_BEACON_HEAD, params->head_len,
+ params->head) ||
+ nla_put(msg, NL80211_ATTR_BEACON_TAIL, params->tail_len,
+ params->tail) ||
+ nl80211_put_beacon_int(msg, params->beacon_int) ||
+ nla_put_u32(msg, NL80211_ATTR_DTIM_PERIOD, params->dtim_period) ||
+ nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
+ goto fail;
if (params->proberesp && params->proberesp_len) {
wpa_hexdump(MSG_DEBUG, "nl80211: proberesp (offload)",
params->proberesp, params->proberesp_len);
- NLA_PUT(msg, NL80211_ATTR_PROBE_RESP, params->proberesp_len,
- params->proberesp);
+ if (nla_put(msg, NL80211_ATTR_PROBE_RESP, params->proberesp_len,
+ params->proberesp))
+ goto fail;
}
switch (params->hide_ssid) {
case NO_SSID_HIDING:
wpa_printf(MSG_DEBUG, "nl80211: hidden SSID not in use");
- NLA_PUT_U32(msg, NL80211_ATTR_HIDDEN_SSID,
- NL80211_HIDDEN_SSID_NOT_IN_USE);
+ if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
+ NL80211_HIDDEN_SSID_NOT_IN_USE))
+ goto fail;
break;
case HIDDEN_SSID_ZERO_LEN:
wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero len");
- NLA_PUT_U32(msg, NL80211_ATTR_HIDDEN_SSID,
- NL80211_HIDDEN_SSID_ZERO_LEN);
+ if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
+ NL80211_HIDDEN_SSID_ZERO_LEN))
+ goto fail;
break;
case HIDDEN_SSID_ZERO_CONTENTS:
wpa_printf(MSG_DEBUG, "nl80211: hidden SSID zero contents");
- NLA_PUT_U32(msg, NL80211_ATTR_HIDDEN_SSID,
- NL80211_HIDDEN_SSID_ZERO_CONTENTS);
+ if (nla_put_u32(msg, NL80211_ATTR_HIDDEN_SSID,
+ NL80211_HIDDEN_SSID_ZERO_CONTENTS))
+ goto fail;
break;
}
wpa_printf(MSG_DEBUG, "nl80211: privacy=%d", params->privacy);
- if (params->privacy)
- NLA_PUT_FLAG(msg, NL80211_ATTR_PRIVACY);
+ if (params->privacy &&
+ nla_put_flag(msg, NL80211_ATTR_PRIVACY))
+ goto fail;
wpa_printf(MSG_DEBUG, "nl80211: auth_algs=0x%x", params->auth_algs);
if ((params->auth_algs & (WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) ==
(WPA_AUTH_ALG_OPEN | WPA_AUTH_ALG_SHARED)) {
/* Leave out the attribute */
- } else if (params->auth_algs & WPA_AUTH_ALG_SHARED)
- NLA_PUT_U32(msg, NL80211_ATTR_AUTH_TYPE,
- NL80211_AUTHTYPE_SHARED_KEY);
- else
- NLA_PUT_U32(msg, NL80211_ATTR_AUTH_TYPE,
- NL80211_AUTHTYPE_OPEN_SYSTEM);
+ } else if (params->auth_algs & WPA_AUTH_ALG_SHARED) {
+ if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
+ NL80211_AUTHTYPE_SHARED_KEY))
+ goto fail;
+ } else {
+ if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE,
+ NL80211_AUTHTYPE_OPEN_SYSTEM))
+ goto fail;
+ }
wpa_printf(MSG_DEBUG, "nl80211: wpa_version=0x%x", params->wpa_version);
ver = 0;
ver |= NL80211_WPA_VERSION_1;
if (params->wpa_version & WPA_PROTO_RSN)
ver |= NL80211_WPA_VERSION_2;
- if (ver)
- NLA_PUT_U32(msg, NL80211_ATTR_WPA_VERSIONS, ver);
+ if (ver &&
+ nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
+ goto fail;
wpa_printf(MSG_DEBUG, "nl80211: key_mgmt_suites=0x%x",
params->key_mgmt_suites);
suites[num_suites++] = WLAN_AKM_SUITE_8021X;
if (params->key_mgmt_suites & WPA_KEY_MGMT_PSK)
suites[num_suites++] = WLAN_AKM_SUITE_PSK;
- if (num_suites) {
- NLA_PUT(msg, NL80211_ATTR_AKM_SUITES,
- num_suites * sizeof(u32), suites);
- }
+ if (num_suites &&
+ nla_put(msg, NL80211_ATTR_AKM_SUITES, num_suites * sizeof(u32),
+ suites))
+ goto fail;
- if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X &&
- params->pairwise_ciphers & (WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40))
- NLA_PUT_FLAG(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT);
+ if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X_NO_WPA &&
+ params->pairwise_ciphers & (WPA_CIPHER_WEP104 | WPA_CIPHER_WEP40) &&
+ nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT))
+ goto fail;
wpa_printf(MSG_DEBUG, "nl80211: pairwise_ciphers=0x%x",
params->pairwise_ciphers);
num_suites = wpa_cipher_to_cipher_suites(params->pairwise_ciphers,
suites, ARRAY_SIZE(suites));
- if (num_suites) {
- NLA_PUT(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
- num_suites * sizeof(u32), suites);
- }
+ if (num_suites &&
+ nla_put(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
+ num_suites * sizeof(u32), suites))
+ goto fail;
wpa_printf(MSG_DEBUG, "nl80211: group_cipher=0x%x",
params->group_cipher);
suite = wpa_cipher_to_cipher_suite(params->group_cipher);
- if (suite)
- NLA_PUT_U32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, suite);
+ if (suite &&
+ nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, suite))
+ goto fail;
+
+ if (params->ht_opmode != -1) {
+ switch (params->smps_mode) {
+ case HT_CAP_INFO_SMPS_DYNAMIC:
+ wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - dynamic");
+ smps_mode = NL80211_SMPS_DYNAMIC;
+ break;
+ case HT_CAP_INFO_SMPS_STATIC:
+ wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - static");
+ smps_mode = NL80211_SMPS_STATIC;
+ break;
+ default:
+ /* invalid - fallback to smps off */
+ case HT_CAP_INFO_SMPS_DISABLED:
+ wpa_printf(MSG_DEBUG, "nl80211: SMPS mode - off");
+ smps_mode = NL80211_SMPS_OFF;
+ break;
+ }
+ if (nla_put_u32(msg, NL80211_ATTR_SMPS_MODE, smps_mode))
+ goto fail;
+ }
if (params->beacon_ies) {
wpa_hexdump_buf(MSG_DEBUG, "nl80211: beacon_ies",
params->beacon_ies);
- NLA_PUT(msg, NL80211_ATTR_IE, wpabuf_len(params->beacon_ies),
- wpabuf_head(params->beacon_ies));
+ if (nla_put(msg, NL80211_ATTR_IE,
+ wpabuf_len(params->beacon_ies),
+ wpabuf_head(params->beacon_ies)))
+ goto fail;
}
if (params->proberesp_ies) {
wpa_hexdump_buf(MSG_DEBUG, "nl80211: proberesp_ies",
params->proberesp_ies);
- NLA_PUT(msg, NL80211_ATTR_IE_PROBE_RESP,
- wpabuf_len(params->proberesp_ies),
- wpabuf_head(params->proberesp_ies));
+ if (nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
+ wpabuf_len(params->proberesp_ies),
+ wpabuf_head(params->proberesp_ies)))
+ goto fail;
}
if (params->assocresp_ies) {
wpa_hexdump_buf(MSG_DEBUG, "nl80211: assocresp_ies",
params->assocresp_ies);
- NLA_PUT(msg, NL80211_ATTR_IE_ASSOC_RESP,
- wpabuf_len(params->assocresp_ies),
- wpabuf_head(params->assocresp_ies));
+ if (nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
+ wpabuf_len(params->assocresp_ies),
+ wpabuf_head(params->assocresp_ies)))
+ goto fail;
}
if (drv->capa.flags & WPA_DRIVER_FLAGS_INACTIVITY_TIMER) {
wpa_printf(MSG_DEBUG, "nl80211: ap_max_inactivity=%d",
params->ap_max_inactivity);
- NLA_PUT_U16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT,
- params->ap_max_inactivity);
+ if (nla_put_u16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT,
+ params->ap_max_inactivity))
+ goto fail;
+ }
+
+#ifdef CONFIG_P2P
+ if (params->p2p_go_ctwindow > 0) {
+ if (drv->p2p_go_ctwindow_supported) {
+ wpa_printf(MSG_DEBUG, "nl80211: P2P GO ctwindow=%d",
+ params->p2p_go_ctwindow);
+ if (nla_put_u8(msg, NL80211_ATTR_P2P_CTWINDOW,
+ params->p2p_go_ctwindow))
+ goto fail;
+ } else {
+ wpa_printf(MSG_INFO,
+ "nl80211: Driver does not support CTWindow configuration - ignore this parameter");
+ }
+ }
+#endif /* CONFIG_P2P */
+
+ if (params->pbss) {
+ wpa_printf(MSG_DEBUG, "nl80211: PBSS");
+ if (nla_put_flag(msg, NL80211_ATTR_PBSS))
+ goto fail;
}
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
}
}
return ret;
- nla_put_failure:
+fail:
nlmsg_free(msg);
return -ENOBUFS;
}
static int nl80211_put_freq_params(struct nl_msg *msg,
- struct hostapd_freq_params *freq)
+ const struct hostapd_freq_params *freq)
{
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq);
+ wpa_printf(MSG_DEBUG, " * freq=%d", freq->freq);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq->freq))
+ return -ENOBUFS;
+
+ wpa_printf(MSG_DEBUG, " * vht_enabled=%d", freq->vht_enabled);
+ wpa_printf(MSG_DEBUG, " * ht_enabled=%d", freq->ht_enabled);
+
if (freq->vht_enabled) {
+ enum nl80211_chan_width cw;
+
+ wpa_printf(MSG_DEBUG, " * bandwidth=%d", freq->bandwidth);
switch (freq->bandwidth) {
case 20:
- NLA_PUT_U32(msg, NL80211_ATTR_CHANNEL_WIDTH,
- NL80211_CHAN_WIDTH_20);
+ cw = NL80211_CHAN_WIDTH_20;
break;
case 40:
- NLA_PUT_U32(msg, NL80211_ATTR_CHANNEL_WIDTH,
- NL80211_CHAN_WIDTH_40);
+ cw = NL80211_CHAN_WIDTH_40;
break;
case 80:
if (freq->center_freq2)
- NLA_PUT_U32(msg, NL80211_ATTR_CHANNEL_WIDTH,
- NL80211_CHAN_WIDTH_80P80);
+ cw = NL80211_CHAN_WIDTH_80P80;
else
- NLA_PUT_U32(msg, NL80211_ATTR_CHANNEL_WIDTH,
- NL80211_CHAN_WIDTH_80);
+ cw = NL80211_CHAN_WIDTH_80;
break;
case 160:
- NLA_PUT_U32(msg, NL80211_ATTR_CHANNEL_WIDTH,
- NL80211_CHAN_WIDTH_160);
+ cw = NL80211_CHAN_WIDTH_160;
break;
default:
return -EINVAL;
}
- NLA_PUT_U32(msg, NL80211_ATTR_CENTER_FREQ1, freq->center_freq1);
- if (freq->center_freq2)
- NLA_PUT_U32(msg, NL80211_ATTR_CENTER_FREQ2,
- freq->center_freq2);
+
+ wpa_printf(MSG_DEBUG, " * channel_width=%d", cw);
+ wpa_printf(MSG_DEBUG, " * center_freq1=%d",
+ freq->center_freq1);
+ wpa_printf(MSG_DEBUG, " * center_freq2=%d",
+ freq->center_freq2);
+ if (nla_put_u32(msg, NL80211_ATTR_CHANNEL_WIDTH, cw) ||
+ nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ1,
+ freq->center_freq1) ||
+ (freq->center_freq2 &&
+ nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2,
+ freq->center_freq2)))
+ return -ENOBUFS;
} else if (freq->ht_enabled) {
+ enum nl80211_channel_type ct;
+
+ wpa_printf(MSG_DEBUG, " * sec_channel_offset=%d",
+ freq->sec_channel_offset);
switch (freq->sec_channel_offset) {
case -1:
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
- NL80211_CHAN_HT40MINUS);
+ ct = NL80211_CHAN_HT40MINUS;
break;
case 1:
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
- NL80211_CHAN_HT40PLUS);
+ ct = NL80211_CHAN_HT40PLUS;
break;
default:
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
- NL80211_CHAN_HT20);
+ ct = NL80211_CHAN_HT20;
break;
}
+
+ wpa_printf(MSG_DEBUG, " * channel_type=%d", ct);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE, ct))
+ return -ENOBUFS;
}
return 0;
-
-nla_put_failure:
- return -ENOBUFS;
}
"nl80211: Set freq %d (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
freq->freq, freq->ht_enabled, freq->vht_enabled,
freq->bandwidth, freq->center_freq1, freq->center_freq2);
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
- nl80211_cmd(drv, msg, 0, set_chan ? NL80211_CMD_SET_CHANNEL :
- NL80211_CMD_SET_WIPHY);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- if (nl80211_put_freq_params(msg, freq) < 0)
- goto nla_put_failure;
+ msg = nl80211_drv_msg(drv, 0, set_chan ? NL80211_CMD_SET_CHANNEL :
+ NL80211_CMD_SET_WIPHY);
+ if (!msg || nl80211_put_freq_params(msg, freq) < 0) {
+ nlmsg_free(msg);
+ return -1;
+ }
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
if (ret == 0) {
bss->freq = freq->freq;
return 0;
}
wpa_printf(MSG_DEBUG, "nl80211: Failed to set channel (freq=%d): "
"%d (%s)", freq->freq, ret, strerror(-ret));
-nla_put_failure:
- nlmsg_free(msg);
return -1;
}
f |= BIT(NL80211_STA_FLAG_MFP);
if (flags & WPA_STA_TDLS_PEER)
f |= BIT(NL80211_STA_FLAG_TDLS_PEER);
+ if (flags & WPA_STA_AUTHENTICATED)
+ f |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
+ if (flags & WPA_STA_ASSOCIATED)
+ f |= BIT(NL80211_STA_FLAG_ASSOCIATED);
return f;
}
+#ifdef CONFIG_MESH
+static u32 sta_plink_state_nl80211(enum mesh_plink_state state)
+{
+ switch (state) {
+ case PLINK_IDLE:
+ return NL80211_PLINK_LISTEN;
+ case PLINK_OPN_SNT:
+ return NL80211_PLINK_OPN_SNT;
+ case PLINK_OPN_RCVD:
+ return NL80211_PLINK_OPN_RCVD;
+ case PLINK_CNF_RCVD:
+ return NL80211_PLINK_CNF_RCVD;
+ case PLINK_ESTAB:
+ return NL80211_PLINK_ESTAB;
+ case PLINK_HOLDING:
+ return NL80211_PLINK_HOLDING;
+ case PLINK_BLOCKED:
+ return NL80211_PLINK_BLOCKED;
+ default:
+ wpa_printf(MSG_ERROR, "nl80211: Invalid mesh plink state %d",
+ state);
+ }
+ return -1;
+}
+#endif /* CONFIG_MESH */
+
+
static int wpa_driver_nl80211_sta_add(void *priv,
struct hostapd_sta_add_params *params)
{
!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
return -EOPNOTSUPP;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
wpa_printf(MSG_DEBUG, "nl80211: %s STA " MACSTR,
params->set ? "Set" : "Add", MAC2STR(params->addr));
- nl80211_cmd(drv, msg, 0, params->set ? NL80211_CMD_SET_STATION :
- NL80211_CMD_NEW_STATION);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(bss->ifname));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr);
- NLA_PUT(msg, NL80211_ATTR_STA_SUPPORTED_RATES, params->supp_rates_len,
- params->supp_rates);
- wpa_hexdump(MSG_DEBUG, " * supported rates", params->supp_rates,
- params->supp_rates_len);
+ msg = nl80211_bss_msg(bss, 0, params->set ? NL80211_CMD_SET_STATION :
+ NL80211_CMD_NEW_STATION);
+ if (!msg || nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr))
+ goto fail;
+
+ /*
+ * Set the below properties only in one of the following cases:
+ * 1. New station is added, already associated.
+ * 2. Set WPA_STA_TDLS_PEER station.
+ * 3. Set an already added unassociated station, if driver supports
+ * full AP client state. (Set these properties after station became
+ * associated will be rejected by the driver).
+ */
+ if (!params->set || (params->flags & WPA_STA_TDLS_PEER) ||
+ (params->set && FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
+ (params->flags & WPA_STA_ASSOCIATED))) {
+ wpa_hexdump(MSG_DEBUG, " * supported rates",
+ params->supp_rates, params->supp_rates_len);
+ wpa_printf(MSG_DEBUG, " * capability=0x%x",
+ params->capability);
+ if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_RATES,
+ params->supp_rates_len, params->supp_rates) ||
+ nla_put_u16(msg, NL80211_ATTR_STA_CAPABILITY,
+ params->capability))
+ goto fail;
+
+ if (params->ht_capabilities) {
+ wpa_hexdump(MSG_DEBUG, " * ht_capabilities",
+ (u8 *) params->ht_capabilities,
+ sizeof(*params->ht_capabilities));
+ if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY,
+ sizeof(*params->ht_capabilities),
+ params->ht_capabilities))
+ goto fail;
+ }
+
+ if (params->vht_capabilities) {
+ wpa_hexdump(MSG_DEBUG, " * vht_capabilities",
+ (u8 *) params->vht_capabilities,
+ sizeof(*params->vht_capabilities));
+ if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY,
+ sizeof(*params->vht_capabilities),
+ params->vht_capabilities))
+ goto fail;
+ }
+
+ if (params->ext_capab) {
+ wpa_hexdump(MSG_DEBUG, " * ext_capab",
+ params->ext_capab, params->ext_capab_len);
+ if (nla_put(msg, NL80211_ATTR_STA_EXT_CAPABILITY,
+ params->ext_capab_len, params->ext_capab))
+ goto fail;
+ }
+
+ if (is_ap_interface(drv->nlmode) &&
+ nla_put_u8(msg, NL80211_ATTR_STA_SUPPORT_P2P_PS,
+ params->support_p2p_ps ?
+ NL80211_P2P_PS_SUPPORTED :
+ NL80211_P2P_PS_UNSUPPORTED))
+ goto fail;
+ }
if (!params->set) {
if (params->aid) {
wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
- NLA_PUT_U16(msg, NL80211_ATTR_STA_AID, params->aid);
+ if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid))
+ goto fail;
} else {
/*
* cfg80211 validates that AID is non-zero, so we have
* to make this a non-zero value for the TDLS case where
- * a dummy STA entry is used for now.
+ * a dummy STA entry is used for now and for a station
+ * that is still not associated.
*/
- wpa_printf(MSG_DEBUG, " * aid=1 (TDLS workaround)");
- NLA_PUT_U16(msg, NL80211_ATTR_STA_AID, 1);
+ wpa_printf(MSG_DEBUG, " * aid=1 (%s workaround)",
+ (params->flags & WPA_STA_TDLS_PEER) ?
+ "TDLS" : "UNASSOC_STA");
+ if (nla_put_u16(msg, NL80211_ATTR_STA_AID, 1))
+ goto fail;
}
wpa_printf(MSG_DEBUG, " * listen_interval=%u",
params->listen_interval);
- NLA_PUT_U16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
- params->listen_interval);
+ if (nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
+ params->listen_interval))
+ goto fail;
} else if (params->aid && (params->flags & WPA_STA_TDLS_PEER)) {
wpa_printf(MSG_DEBUG, " * peer_aid=%u", params->aid);
- NLA_PUT_U16(msg, NL80211_ATTR_PEER_AID, params->aid);
- }
- if (params->ht_capabilities) {
- wpa_hexdump(MSG_DEBUG, " * ht_capabilities",
- (u8 *) params->ht_capabilities,
- sizeof(*params->ht_capabilities));
- NLA_PUT(msg, NL80211_ATTR_HT_CAPABILITY,
- sizeof(*params->ht_capabilities),
- params->ht_capabilities);
- }
-
- if (params->vht_capabilities) {
- wpa_hexdump(MSG_DEBUG, " * vht_capabilities",
- (u8 *) params->vht_capabilities,
- sizeof(*params->vht_capabilities));
- NLA_PUT(msg, NL80211_ATTR_VHT_CAPABILITY,
- sizeof(*params->vht_capabilities),
- params->vht_capabilities);
+ if (nla_put_u16(msg, NL80211_ATTR_PEER_AID, params->aid))
+ goto fail;
+ } else if (FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags) &&
+ (params->flags & WPA_STA_ASSOCIATED)) {
+ wpa_printf(MSG_DEBUG, " * aid=%u", params->aid);
+ wpa_printf(MSG_DEBUG, " * listen_interval=%u",
+ params->listen_interval);
+ if (nla_put_u16(msg, NL80211_ATTR_STA_AID, params->aid) ||
+ nla_put_u16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
+ params->listen_interval))
+ goto fail;
}
if (params->vht_opmode_enabled) {
wpa_printf(MSG_DEBUG, " * opmode=%u", params->vht_opmode);
- NLA_PUT_U8(msg, NL80211_ATTR_OPMODE_NOTIF,
- params->vht_opmode);
- }
-
- wpa_printf(MSG_DEBUG, " * capability=0x%x", params->capability);
- NLA_PUT_U16(msg, NL80211_ATTR_STA_CAPABILITY, params->capability);
-
- if (params->ext_capab) {
- wpa_hexdump(MSG_DEBUG, " * ext_capab",
- params->ext_capab, params->ext_capab_len);
- NLA_PUT(msg, NL80211_ATTR_STA_EXT_CAPABILITY,
- params->ext_capab_len, params->ext_capab);
+ if (nla_put_u8(msg, NL80211_ATTR_OPMODE_NOTIF,
+ params->vht_opmode))
+ goto fail;
}
if (params->supp_channels) {
wpa_hexdump(MSG_DEBUG, " * supported channels",
params->supp_channels, params->supp_channels_len);
- NLA_PUT(msg, NL80211_ATTR_STA_SUPPORTED_CHANNELS,
- params->supp_channels_len, params->supp_channels);
+ if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_CHANNELS,
+ params->supp_channels_len, params->supp_channels))
+ goto fail;
}
if (params->supp_oper_classes) {
wpa_hexdump(MSG_DEBUG, " * supported operating classes",
params->supp_oper_classes,
params->supp_oper_classes_len);
- NLA_PUT(msg, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES,
- params->supp_oper_classes_len,
- params->supp_oper_classes);
+ if (nla_put(msg, NL80211_ATTR_STA_SUPPORTED_OPER_CLASSES,
+ params->supp_oper_classes_len,
+ params->supp_oper_classes))
+ goto fail;
}
os_memset(&upd, 0, sizeof(upd));
- upd.mask = sta_flags_nl80211(params->flags);
- upd.set = upd.mask;
+ upd.set = sta_flags_nl80211(params->flags);
+ upd.mask = upd.set | sta_flags_nl80211(params->flags_mask);
+
+ /*
+ * If the driver doesn't support full AP client state, ignore ASSOC/AUTH
+ * flags, as nl80211 driver moves a new station, by default, into
+ * associated state.
+ *
+ * On the other hand, if the driver supports that feature and the
+ * station is added in unauthenticated state, set the
+ * authenticated/associated bits in the mask to prevent moving this
+ * station to associated state before it is actually associated.
+ *
+ * This is irrelevant for mesh mode where the station is added to the
+ * driver as authenticated already, and ASSOCIATED isn't part of the
+ * nl80211 API.
+ */
+ if (!is_mesh_interface(drv->nlmode)) {
+ if (!FULL_AP_CLIENT_STATE_SUPP(drv->capa.flags)) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Ignore ASSOC/AUTH flags since driver doesn't support full AP client state");
+ upd.mask &= ~(BIT(NL80211_STA_FLAG_ASSOCIATED) |
+ BIT(NL80211_STA_FLAG_AUTHENTICATED));
+ } else if (!params->set &&
+ !(params->flags & WPA_STA_TDLS_PEER)) {
+ if (!(params->flags & WPA_STA_AUTHENTICATED))
+ upd.mask |= BIT(NL80211_STA_FLAG_AUTHENTICATED);
+ if (!(params->flags & WPA_STA_ASSOCIATED))
+ upd.mask |= BIT(NL80211_STA_FLAG_ASSOCIATED);
+ }
+ }
+
wpa_printf(MSG_DEBUG, " * flags set=0x%x mask=0x%x",
upd.set, upd.mask);
- NLA_PUT(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd);
+ if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
+ goto fail;
+
+#ifdef CONFIG_MESH
+ if (params->plink_state &&
+ nla_put_u8(msg, NL80211_ATTR_STA_PLINK_STATE,
+ sta_plink_state_nl80211(params->plink_state)))
+ goto fail;
+#endif /* CONFIG_MESH */
if (params->flags & WPA_STA_WMM) {
struct nlattr *wme = nla_nest_start(msg, NL80211_ATTR_STA_WME);
- if (!wme)
- goto nla_put_failure;
-
wpa_printf(MSG_DEBUG, " * qosinfo=0x%x", params->qosinfo);
- NLA_PUT_U8(msg, NL80211_STA_WME_UAPSD_QUEUES,
- params->qosinfo & WMM_QOSINFO_STA_AC_MASK);
- NLA_PUT_U8(msg, NL80211_STA_WME_MAX_SP,
- (params->qosinfo >> WMM_QOSINFO_STA_SP_SHIFT) &
- WMM_QOSINFO_STA_SP_MASK);
+ if (!wme ||
+ nla_put_u8(msg, NL80211_STA_WME_UAPSD_QUEUES,
+ params->qosinfo & WMM_QOSINFO_STA_AC_MASK) ||
+ nla_put_u8(msg, NL80211_STA_WME_MAX_SP,
+ (params->qosinfo >> WMM_QOSINFO_STA_SP_SHIFT) &
+ WMM_QOSINFO_STA_SP_MASK))
+ goto fail;
nla_nest_end(msg, wme);
}
strerror(-ret));
if (ret == -EEXIST)
ret = 0;
- nla_put_failure:
+fail:
nlmsg_free(msg);
return ret;
}
}
-static int wpa_driver_nl80211_sta_remove(struct i802_bss *bss, const u8 *addr)
+static int wpa_driver_nl80211_sta_remove(struct i802_bss *bss, const u8 *addr,
+ int deauth, u16 reason_code)
{
struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
int ret;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_DEL_STATION);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
- if_nametoindex(bss->ifname));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
+ if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION)) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
+ (deauth == 0 &&
+ nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
+ WLAN_FC_STYPE_DISASSOC)) ||
+ (deauth == 1 &&
+ nla_put_u8(msg, NL80211_ATTR_MGMT_SUBTYPE,
+ WLAN_FC_STYPE_DEAUTH)) ||
+ (reason_code &&
+ nla_put_u16(msg, NL80211_ATTR_REASON_CODE, reason_code))) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
+ }
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
wpa_printf(MSG_DEBUG, "nl80211: sta_remove -> DEL_STATION %s " MACSTR
if (ret == -ENOENT)
return 0;
return ret;
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
}
-static void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv,
- int ifidx)
+void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx)
{
struct nl_msg *msg;
struct wpa_driver_nl80211_data *drv2;
/* stop listening for EAPOL on this interface */
dl_list_for_each(drv2, &drv->global->interfaces,
struct wpa_driver_nl80211_data, list)
- del_ifidx(drv2, ifidx);
-
- msg = nlmsg_alloc();
- if (!msg)
- goto nla_put_failure;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_DEL_INTERFACE);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifidx);
+ {
+ del_ifidx(drv2, ifidx, IFIDX_ANY);
+ /* Remove all bridges learned for this iface */
+ del_ifidx(drv2, IFIDX_ANY, ifidx);
+ }
+ msg = nl80211_ifindex_msg(drv, ifidx, 0, NL80211_CMD_DEL_INTERFACE);
if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
return;
- msg = NULL;
- nla_put_failure:
- nlmsg_free(msg);
wpa_printf(MSG_ERROR, "Failed to remove interface (ifidx=%d)", ifidx);
}
-static const char * nl80211_iftype_str(enum nl80211_iftype mode)
+const char * nl80211_iftype_str(enum nl80211_iftype mode)
{
switch (mode) {
case NL80211_IFTYPE_ADHOC:
wpa_printf(MSG_DEBUG, "nl80211: Create interface iftype %d (%s)",
iftype, nl80211_iftype_str(iftype));
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_NEW_INTERFACE);
- if (nl80211_set_iface_id(msg, drv->first_bss) < 0)
- goto nla_put_failure;
- NLA_PUT_STRING(msg, NL80211_ATTR_IFNAME, ifname);
- NLA_PUT_U32(msg, NL80211_ATTR_IFTYPE, iftype);
+ msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_NEW_INTERFACE);
+ if (!msg ||
+ nla_put_string(msg, NL80211_ATTR_IFNAME, ifname) ||
+ nla_put_u32(msg, NL80211_ATTR_IFTYPE, iftype))
+ goto fail;
if (iftype == NL80211_IFTYPE_MONITOR) {
struct nlattr *flags;
flags = nla_nest_start(msg, NL80211_ATTR_MNTR_FLAGS);
- if (!flags)
- goto nla_put_failure;
-
- NLA_PUT_FLAG(msg, NL80211_MNTR_FLAG_COOK_FRAMES);
+ if (!flags ||
+ nla_put_flag(msg, NL80211_MNTR_FLAG_COOK_FRAMES))
+ goto fail;
nla_nest_end(msg, flags);
} else if (wds) {
- NLA_PUT_U8(msg, NL80211_ATTR_4ADDR, wds);
+ if (nla_put_u8(msg, NL80211_ATTR_4ADDR, wds))
+ goto fail;
}
/*
* Tell cfg80211 that the interface belongs to the socket that created
* it, and the interface should be deleted when the socket is closed.
*/
- NLA_PUT_FLAG(msg, NL80211_ATTR_IFACE_SOCKET_OWNER);
+ if (nla_put_flag(msg, NL80211_ATTR_IFACE_SOCKET_OWNER))
+ goto fail;
ret = send_and_recv_msgs(drv, msg, handler, arg);
msg = NULL;
if (ret) {
- nla_put_failure:
+ fail:
nlmsg_free(msg);
wpa_printf(MSG_ERROR, "Failed to create interface %s: %d (%s)",
ifname, ret, strerror(-ret));
return ret;
}
- if (iftype == NL80211_IFTYPE_P2P_DEVICE)
- return 0;
-
- ifidx = if_nametoindex(ifname);
- wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
- ifname, ifidx);
-
- if (ifidx <= 0)
- return -1;
-
- /*
- * Some virtual interfaces need to process EAPOL packets and events on
- * the parent interface. This is used mainly with hostapd.
- */
- if (drv->hostapd ||
- iftype == NL80211_IFTYPE_AP_VLAN ||
- iftype == NL80211_IFTYPE_WDS ||
- iftype == NL80211_IFTYPE_MONITOR) {
- /* start listening for EAPOL on this interface */
- add_ifidx(drv, ifidx);
- }
-
- if (addr && iftype != NL80211_IFTYPE_MONITOR &&
- linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) {
- nl80211_remove_iface(drv, ifidx);
- return -1;
- }
-
- return ifidx;
-}
-
-
-static int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
- const char *ifname, enum nl80211_iftype iftype,
- const u8 *addr, int wds,
- int (*handler)(struct nl_msg *, void *),
- void *arg, int use_existing)
-{
- int ret;
-
- ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
- arg);
-
- /* if error occurred and interface exists already */
- if (ret == -ENFILE && if_nametoindex(ifname)) {
- if (use_existing) {
- wpa_printf(MSG_DEBUG, "nl80211: Continue using existing interface %s",
- ifname);
- if (addr && iftype != NL80211_IFTYPE_MONITOR &&
- linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
- addr) < 0 &&
- (linux_set_iface_flags(drv->global->ioctl_sock,
- ifname, 0) < 0 ||
- linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
- addr) < 0 ||
- linux_set_iface_flags(drv->global->ioctl_sock,
- ifname, 1) < 0))
- return -1;
- return -ENFILE;
- }
- wpa_printf(MSG_INFO, "Try to remove and re-create %s", ifname);
-
- /* Try to remove the interface that was already there. */
- nl80211_remove_iface(drv, if_nametoindex(ifname));
-
- /* Try to create the interface again */
- ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
- wds, handler, arg);
- }
-
- if (ret >= 0 && is_p2p_net_interface(iftype))
- nl80211_disable_11b_rates(drv, ret, 1);
-
- return ret;
-}
-
-
-static void handle_tx_callback(void *ctx, u8 *buf, size_t len, int ok)
-{
- struct ieee80211_hdr *hdr;
- u16 fc;
- union wpa_event_data event;
-
- hdr = (struct ieee80211_hdr *) buf;
- fc = le_to_host16(hdr->frame_control);
-
- os_memset(&event, 0, sizeof(event));
- event.tx_status.type = WLAN_FC_GET_TYPE(fc);
- event.tx_status.stype = WLAN_FC_GET_STYPE(fc);
- event.tx_status.dst = hdr->addr1;
- event.tx_status.data = buf;
- event.tx_status.data_len = len;
- event.tx_status.ack = ok;
- wpa_supplicant_event(ctx, EVENT_TX_STATUS, &event);
-}
-
-
-static void from_unknown_sta(struct wpa_driver_nl80211_data *drv,
- u8 *buf, size_t len)
-{
- struct ieee80211_hdr *hdr = (void *)buf;
- u16 fc;
- union wpa_event_data event;
-
- if (len < sizeof(*hdr))
- return;
-
- fc = le_to_host16(hdr->frame_control);
-
- os_memset(&event, 0, sizeof(event));
- event.rx_from_unknown.bssid = get_hdr_bssid(hdr, len);
- event.rx_from_unknown.addr = hdr->addr2;
- event.rx_from_unknown.wds = (fc & (WLAN_FC_FROMDS | WLAN_FC_TODS)) ==
- (WLAN_FC_FROMDS | WLAN_FC_TODS);
- wpa_supplicant_event(drv->ctx, EVENT_RX_FROM_UNKNOWN, &event);
-}
-
-
-static void handle_frame(struct wpa_driver_nl80211_data *drv,
- u8 *buf, size_t len, int datarate, int ssi_signal)
-{
- struct ieee80211_hdr *hdr;
- u16 fc;
- union wpa_event_data event;
-
- hdr = (struct ieee80211_hdr *) buf;
- fc = le_to_host16(hdr->frame_control);
-
- switch (WLAN_FC_GET_TYPE(fc)) {
- case WLAN_FC_TYPE_MGMT:
- os_memset(&event, 0, sizeof(event));
- event.rx_mgmt.frame = buf;
- event.rx_mgmt.frame_len = len;
- event.rx_mgmt.datarate = datarate;
- event.rx_mgmt.ssi_signal = ssi_signal;
- wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
- break;
- case WLAN_FC_TYPE_CTRL:
- /* can only get here with PS-Poll frames */
- wpa_printf(MSG_DEBUG, "CTRL");
- from_unknown_sta(drv, buf, len);
- break;
- case WLAN_FC_TYPE_DATA:
- from_unknown_sta(drv, buf, len);
- break;
- }
-}
-
-
-static void handle_monitor_read(int sock, void *eloop_ctx, void *sock_ctx)
-{
- struct wpa_driver_nl80211_data *drv = eloop_ctx;
- int len;
- unsigned char buf[3000];
- struct ieee80211_radiotap_iterator iter;
- int ret;
- int datarate = 0, ssi_signal = 0;
- int injected = 0, failed = 0, rxflags = 0;
-
- len = recv(sock, buf, sizeof(buf), 0);
- if (len < 0) {
- wpa_printf(MSG_ERROR, "nl80211: Monitor socket recv failed: %s",
- strerror(errno));
- return;
- }
-
- if (ieee80211_radiotap_iterator_init(&iter, (void *) buf, len, NULL)) {
- wpa_printf(MSG_INFO, "nl80211: received invalid radiotap frame");
- return;
- }
-
- while (1) {
- ret = ieee80211_radiotap_iterator_next(&iter);
- if (ret == -ENOENT)
- break;
- if (ret) {
- wpa_printf(MSG_INFO, "nl80211: received invalid radiotap frame (%d)",
- ret);
- return;
- }
- switch (iter.this_arg_index) {
- case IEEE80211_RADIOTAP_FLAGS:
- if (*iter.this_arg & IEEE80211_RADIOTAP_F_FCS)
- len -= 4;
- break;
- case IEEE80211_RADIOTAP_RX_FLAGS:
- rxflags = 1;
- break;
- case IEEE80211_RADIOTAP_TX_FLAGS:
- injected = 1;
- failed = le_to_host16((*(uint16_t *) iter.this_arg)) &
- IEEE80211_RADIOTAP_F_TX_FAIL;
- break;
- case IEEE80211_RADIOTAP_DATA_RETRIES:
- break;
- case IEEE80211_RADIOTAP_CHANNEL:
- /* TODO: convert from freq/flags to channel number */
- break;
- case IEEE80211_RADIOTAP_RATE:
- datarate = *iter.this_arg * 5;
- break;
- case IEEE80211_RADIOTAP_DBM_ANTSIGNAL:
- ssi_signal = (s8) *iter.this_arg;
- break;
- }
- }
-
- if (rxflags && injected)
- return;
-
- if (!injected)
- handle_frame(drv, buf + iter._max_length,
- len - iter._max_length, datarate, ssi_signal);
- else
- handle_tx_callback(drv->ctx, buf + iter._max_length,
- len - iter._max_length, !failed);
-}
-
-
-/*
- * we post-process the filter code later and rewrite
- * this to the offset to the last instruction
- */
-#define PASS 0xFF
-#define FAIL 0xFE
-
-static struct sock_filter msock_filter_insns[] = {
- /*
- * do a little-endian load of the radiotap length field
- */
- /* load lower byte into A */
- BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 2),
- /* put it into X (== index register) */
- BPF_STMT(BPF_MISC| BPF_TAX, 0),
- /* load upper byte into A */
- BPF_STMT(BPF_LD | BPF_B | BPF_ABS, 3),
- /* left-shift it by 8 */
- BPF_STMT(BPF_ALU | BPF_LSH | BPF_K, 8),
- /* or with X */
- BPF_STMT(BPF_ALU | BPF_OR | BPF_X, 0),
- /* put result into X */
- BPF_STMT(BPF_MISC| BPF_TAX, 0),
-
- /*
- * Allow management frames through, this also gives us those
- * management frames that we sent ourselves with status
- */
- /* load the lower byte of the IEEE 802.11 frame control field */
- BPF_STMT(BPF_LD | BPF_B | BPF_IND, 0),
- /* mask off frame type and version */
- BPF_STMT(BPF_ALU | BPF_AND | BPF_K, 0xF),
- /* accept frame if it's both 0, fall through otherwise */
- BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0, PASS, 0),
-
- /*
- * TODO: add a bit to radiotap RX flags that indicates
- * that the sending station is not associated, then
- * add a filter here that filters on our DA and that flag
- * to allow us to deauth frames to that bad station.
- *
- * For now allow all To DS data frames through.
- */
- /* load the IEEE 802.11 frame control field */
- BPF_STMT(BPF_LD | BPF_H | BPF_IND, 0),
- /* mask off frame type, version and DS status */
- BPF_STMT(BPF_ALU | BPF_AND | BPF_K, 0x0F03),
- /* accept frame if version 0, type 2 and To DS, fall through otherwise
- */
- BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x0801, PASS, 0),
-
-#if 0
- /*
- * drop non-data frames
- */
- /* load the lower byte of the frame control field */
- BPF_STMT(BPF_LD | BPF_B | BPF_IND, 0),
- /* mask off QoS bit */
- BPF_STMT(BPF_ALU | BPF_AND | BPF_K, 0x0c),
- /* drop non-data frames */
- BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 8, 0, FAIL),
-#endif
- /* load the upper byte of the frame control field */
- BPF_STMT(BPF_LD | BPF_B | BPF_IND, 1),
- /* mask off toDS/fromDS */
- BPF_STMT(BPF_ALU | BPF_AND | BPF_K, 0x03),
- /* accept WDS frames */
- BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 3, PASS, 0),
-
- /*
- * add header length to index
- */
- /* load the lower byte of the frame control field */
- BPF_STMT(BPF_LD | BPF_B | BPF_IND, 0),
- /* mask off QoS bit */
- BPF_STMT(BPF_ALU | BPF_AND | BPF_K, 0x80),
- /* right shift it by 6 to give 0 or 2 */
- BPF_STMT(BPF_ALU | BPF_RSH | BPF_K, 6),
- /* add data frame header length */
- BPF_STMT(BPF_ALU | BPF_ADD | BPF_K, 24),
- /* add index, was start of 802.11 header */
- BPF_STMT(BPF_ALU | BPF_ADD | BPF_X, 0),
- /* move to index, now start of LL header */
- BPF_STMT(BPF_MISC | BPF_TAX, 0),
-
- /*
- * Accept empty data frames, we use those for
- * polling activity.
- */
- BPF_STMT(BPF_LD | BPF_W | BPF_LEN, 0),
- BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_X, 0, PASS, 0),
-
- /*
- * Accept EAPOL frames
- */
- BPF_STMT(BPF_LD | BPF_W | BPF_IND, 0),
- BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0xAAAA0300, 0, FAIL),
- BPF_STMT(BPF_LD | BPF_W | BPF_IND, 4),
- BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x0000888E, PASS, FAIL),
-
- /* keep these last two statements or change the code below */
- /* return 0 == "DROP" */
- BPF_STMT(BPF_RET | BPF_K, 0),
- /* return ~0 == "keep all" */
- BPF_STMT(BPF_RET | BPF_K, ~0),
-};
-
-static struct sock_fprog msock_filter = {
- .len = ARRAY_SIZE(msock_filter_insns),
- .filter = msock_filter_insns,
-};
-
-
-static int add_monitor_filter(int s)
-{
- int idx;
-
- /* rewrite all PASS/FAIL jump offsets */
- for (idx = 0; idx < msock_filter.len; idx++) {
- struct sock_filter *insn = &msock_filter_insns[idx];
-
- if (BPF_CLASS(insn->code) == BPF_JMP) {
- if (insn->code == (BPF_JMP|BPF_JA)) {
- if (insn->k == PASS)
- insn->k = msock_filter.len - idx - 2;
- else if (insn->k == FAIL)
- insn->k = msock_filter.len - idx - 3;
- }
-
- if (insn->jt == PASS)
- insn->jt = msock_filter.len - idx - 2;
- else if (insn->jt == FAIL)
- insn->jt = msock_filter.len - idx - 3;
-
- if (insn->jf == PASS)
- insn->jf = msock_filter.len - idx - 2;
- else if (insn->jf == FAIL)
- insn->jf = msock_filter.len - idx - 3;
- }
- }
-
- if (setsockopt(s, SOL_SOCKET, SO_ATTACH_FILTER,
- &msock_filter, sizeof(msock_filter))) {
- wpa_printf(MSG_ERROR, "nl80211: setsockopt(SO_ATTACH_FILTER) failed: %s",
- strerror(errno));
- return -1;
- }
-
- return 0;
-}
-
-
-static void nl80211_remove_monitor_interface(
- struct wpa_driver_nl80211_data *drv)
-{
- if (drv->monitor_refcount > 0)
- drv->monitor_refcount--;
- wpa_printf(MSG_DEBUG, "nl80211: Remove monitor interface: refcount=%d",
- drv->monitor_refcount);
- if (drv->monitor_refcount > 0)
- return;
-
- if (drv->monitor_ifidx >= 0) {
- nl80211_remove_iface(drv, drv->monitor_ifidx);
- drv->monitor_ifidx = -1;
- }
- if (drv->monitor_sock >= 0) {
- eloop_unregister_read_sock(drv->monitor_sock);
- close(drv->monitor_sock);
- drv->monitor_sock = -1;
- }
-}
-
-
-static int
-nl80211_create_monitor_interface(struct wpa_driver_nl80211_data *drv)
-{
- char buf[IFNAMSIZ];
- struct sockaddr_ll ll;
- int optval;
- socklen_t optlen;
-
- if (drv->monitor_ifidx >= 0) {
- drv->monitor_refcount++;
- wpa_printf(MSG_DEBUG, "nl80211: Re-use existing monitor interface: refcount=%d",
- drv->monitor_refcount);
- return 0;
- }
-
- if (os_strncmp(drv->first_bss->ifname, "p2p-", 4) == 0) {
- /*
- * P2P interface name is of the format p2p-%s-%d. For monitor
- * interface name corresponding to P2P GO, replace "p2p-" with
- * "mon-" to retain the same interface name length and to
- * indicate that it is a monitor interface.
- */
- snprintf(buf, IFNAMSIZ, "mon-%s", drv->first_bss->ifname + 4);
- } else {
- /* Non-P2P interface with AP functionality. */
- snprintf(buf, IFNAMSIZ, "mon.%s", drv->first_bss->ifname);
- }
-
- buf[IFNAMSIZ - 1] = '\0';
+ if (iftype == NL80211_IFTYPE_P2P_DEVICE)
+ return 0;
- drv->monitor_ifidx =
- nl80211_create_iface(drv, buf, NL80211_IFTYPE_MONITOR, NULL,
- 0, NULL, NULL, 0);
+ ifidx = if_nametoindex(ifname);
+ wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
+ ifname, ifidx);
- if (drv->monitor_ifidx == -EOPNOTSUPP) {
- /*
- * This is backward compatibility for a few versions of
- * the kernel only that didn't advertise the right
- * attributes for the only driver that then supported
- * AP mode w/o monitor -- ath6kl.
- */
- wpa_printf(MSG_DEBUG, "nl80211: Driver does not support "
- "monitor interface type - try to run without it");
- drv->device_ap_sme = 1;
+ if (ifidx <= 0)
+ return -1;
+
+ /*
+ * Some virtual interfaces need to process EAPOL packets and events on
+ * the parent interface. This is used mainly with hostapd.
+ */
+ if (drv->hostapd ||
+ iftype == NL80211_IFTYPE_AP_VLAN ||
+ iftype == NL80211_IFTYPE_WDS ||
+ iftype == NL80211_IFTYPE_MONITOR) {
+ /* start listening for EAPOL on this interface */
+ add_ifidx(drv, ifidx, IFIDX_ANY);
}
- if (drv->monitor_ifidx < 0)
+ if (addr && iftype != NL80211_IFTYPE_MONITOR &&
+ linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) {
+ nl80211_remove_iface(drv, ifidx);
return -1;
+ }
- if (linux_set_iface_flags(drv->global->ioctl_sock, buf, 1))
- goto error;
+ return ifidx;
+}
- memset(&ll, 0, sizeof(ll));
- ll.sll_family = AF_PACKET;
- ll.sll_ifindex = drv->monitor_ifidx;
- drv->monitor_sock = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL));
- if (drv->monitor_sock < 0) {
- wpa_printf(MSG_ERROR, "nl80211: socket[PF_PACKET,SOCK_RAW] failed: %s",
- strerror(errno));
- goto error;
- }
- if (add_monitor_filter(drv->monitor_sock)) {
- wpa_printf(MSG_INFO, "Failed to set socket filter for monitor "
- "interface; do filtering in user space");
- /* This works, but will cost in performance. */
- }
+int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
+ const char *ifname, enum nl80211_iftype iftype,
+ const u8 *addr, int wds,
+ int (*handler)(struct nl_msg *, void *),
+ void *arg, int use_existing)
+{
+ int ret;
- if (bind(drv->monitor_sock, (struct sockaddr *) &ll, sizeof(ll)) < 0) {
- wpa_printf(MSG_ERROR, "nl80211: monitor socket bind failed: %s",
- strerror(errno));
- goto error;
- }
+ ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
+ arg);
- optlen = sizeof(optval);
- optval = 20;
- if (setsockopt
- (drv->monitor_sock, SOL_SOCKET, SO_PRIORITY, &optval, optlen)) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to set socket priority: %s",
- strerror(errno));
- goto error;
+ /* if error occurred and interface exists already */
+ if (ret == -ENFILE && if_nametoindex(ifname)) {
+ if (use_existing) {
+ wpa_printf(MSG_DEBUG, "nl80211: Continue using existing interface %s",
+ ifname);
+ if (addr && iftype != NL80211_IFTYPE_MONITOR &&
+ linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
+ addr) < 0 &&
+ (linux_set_iface_flags(drv->global->ioctl_sock,
+ ifname, 0) < 0 ||
+ linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
+ addr) < 0 ||
+ linux_set_iface_flags(drv->global->ioctl_sock,
+ ifname, 1) < 0))
+ return -1;
+ return -ENFILE;
+ }
+ wpa_printf(MSG_INFO, "Try to remove and re-create %s", ifname);
+
+ /* Try to remove the interface that was already there. */
+ nl80211_remove_iface(drv, if_nametoindex(ifname));
+
+ /* Try to create the interface again */
+ ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
+ wds, handler, arg);
}
- if (eloop_register_read_sock(drv->monitor_sock, handle_monitor_read,
- drv, NULL)) {
- wpa_printf(MSG_INFO, "nl80211: Could not register monitor read socket");
- goto error;
+ if (ret >= 0 && is_p2p_net_interface(iftype)) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Interface %s created for P2P - disable 11b rates",
+ ifname);
+ nl80211_disable_11b_rates(drv, ret, 1);
}
- drv->monitor_refcount++;
- return 0;
- error:
- nl80211_remove_monitor_interface(drv);
- return -1;
+ return ret;
}
if (drv->device_ap_sme && !drv->use_monitor)
if (nl80211_mgmt_subscribe_ap_dev_sme(bss))
- return -1;
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Failed to subscribe for mgmt frames from SME driver - trying to run without it");
if (!drv->device_ap_sme && drv->use_monitor &&
nl80211_create_monitor_interface(drv) &&
pos += 2;
memcpy(pos, data, data_len);
- res = wpa_driver_nl80211_send_frame(bss, (u8 *) hdr, len, encrypt, 0,
- 0, 0, 0, 0);
- if (res < 0) {
- wpa_printf(MSG_ERROR, "i802_send_eapol - packet len: %lu - "
- "failed: %d (%s)",
- (unsigned long) len, errno, strerror(errno));
+ res = wpa_driver_nl80211_send_frame(bss, (u8 *) hdr, len, encrypt, 0,
+ 0, 0, 0, 0, NULL, 0);
+ if (res < 0) {
+ wpa_printf(MSG_ERROR, "i802_send_eapol - packet len: %lu - "
+ "failed: %d (%s)",
+ (unsigned long) len, errno, strerror(errno));
+ }
+ os_free(hdr);
+
+ return res;
+}
+
+
+static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
+ unsigned int total_flags,
+ unsigned int flags_or,
+ unsigned int flags_and)
+{
+ struct i802_bss *bss = priv;
+ struct nl_msg *msg;
+ struct nlattr *flags;
+ struct nl80211_sta_flag_update upd;
+
+ wpa_printf(MSG_DEBUG, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
+ " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
+ bss->ifname, MAC2STR(addr), total_flags, flags_or, flags_and,
+ !!(total_flags & WPA_STA_AUTHORIZED));
+
+ if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr))
+ goto fail;
+
+ /*
+ * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
+ * can be removed eventually.
+ */
+ flags = nla_nest_start(msg, NL80211_ATTR_STA_FLAGS);
+ if (!flags ||
+ ((total_flags & WPA_STA_AUTHORIZED) &&
+ nla_put_flag(msg, NL80211_STA_FLAG_AUTHORIZED)) ||
+ ((total_flags & WPA_STA_WMM) &&
+ nla_put_flag(msg, NL80211_STA_FLAG_WME)) ||
+ ((total_flags & WPA_STA_SHORT_PREAMBLE) &&
+ nla_put_flag(msg, NL80211_STA_FLAG_SHORT_PREAMBLE)) ||
+ ((total_flags & WPA_STA_MFP) &&
+ nla_put_flag(msg, NL80211_STA_FLAG_MFP)) ||
+ ((total_flags & WPA_STA_TDLS_PEER) &&
+ nla_put_flag(msg, NL80211_STA_FLAG_TDLS_PEER)))
+ goto fail;
+
+ nla_nest_end(msg, flags);
+
+ os_memset(&upd, 0, sizeof(upd));
+ upd.mask = sta_flags_nl80211(flags_or | ~flags_and);
+ upd.set = sta_flags_nl80211(flags_or);
+ if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
+ goto fail;
+
+ return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
+fail:
+ nlmsg_free(msg);
+ return -ENOBUFS;
+}
+
+
+static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
+ struct wpa_driver_associate_params *params)
+{
+ enum nl80211_iftype nlmode, old_mode;
+
+ if (params->p2p) {
+ wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P "
+ "group (GO)");
+ nlmode = NL80211_IFTYPE_P2P_GO;
+ } else
+ nlmode = NL80211_IFTYPE_AP;
+
+ old_mode = drv->nlmode;
+ if (wpa_driver_nl80211_set_mode(drv->first_bss, nlmode)) {
+ nl80211_remove_monitor_interface(drv);
+ return -1;
+ }
+
+ if (params->freq.freq &&
+ nl80211_set_channel(drv->first_bss, ¶ms->freq, 0)) {
+ if (old_mode != nlmode)
+ wpa_driver_nl80211_set_mode(drv->first_bss, old_mode);
+ nl80211_remove_monitor_interface(drv);
+ return -1;
+ }
+
+ return 0;
+}
+
+
+static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
+ int reset_mode)
+{
+ struct nl_msg *msg;
+ int ret;
+
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_IBSS);
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d "
+ "(%s)", ret, strerror(-ret));
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Leave IBSS request sent successfully");
+ }
+
+ if (reset_mode &&
+ wpa_driver_nl80211_set_mode(drv->first_bss,
+ NL80211_IFTYPE_STATION)) {
+ wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
+ "station mode");
+ }
+
+ return ret;
+}
+
+
+static int nl80211_ht_vht_overrides(struct nl_msg *msg,
+ struct wpa_driver_associate_params *params)
+{
+ if (params->disable_ht && nla_put_flag(msg, NL80211_ATTR_DISABLE_HT))
+ return -1;
+
+ if (params->htcaps && params->htcaps_mask) {
+ int sz = sizeof(struct ieee80211_ht_capabilities);
+ wpa_hexdump(MSG_DEBUG, " * htcaps", params->htcaps, sz);
+ wpa_hexdump(MSG_DEBUG, " * htcaps_mask",
+ params->htcaps_mask, sz);
+ if (nla_put(msg, NL80211_ATTR_HT_CAPABILITY, sz,
+ params->htcaps) ||
+ nla_put(msg, NL80211_ATTR_HT_CAPABILITY_MASK, sz,
+ params->htcaps_mask))
+ return -1;
+ }
+
+#ifdef CONFIG_VHT_OVERRIDES
+ if (params->disable_vht) {
+ wpa_printf(MSG_DEBUG, " * VHT disabled");
+ if (nla_put_flag(msg, NL80211_ATTR_DISABLE_VHT))
+ return -1;
+ }
+
+ if (params->vhtcaps && params->vhtcaps_mask) {
+ int sz = sizeof(struct ieee80211_vht_capabilities);
+ wpa_hexdump(MSG_DEBUG, " * vhtcaps", params->vhtcaps, sz);
+ wpa_hexdump(MSG_DEBUG, " * vhtcaps_mask",
+ params->vhtcaps_mask, sz);
+ if (nla_put(msg, NL80211_ATTR_VHT_CAPABILITY, sz,
+ params->vhtcaps) ||
+ nla_put(msg, NL80211_ATTR_VHT_CAPABILITY_MASK, sz,
+ params->vhtcaps_mask))
+ return -1;
+ }
+#endif /* CONFIG_VHT_OVERRIDES */
+
+ return 0;
+}
+
+
+static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data *drv,
+ struct wpa_driver_associate_params *params)
+{
+ struct nl_msg *msg;
+ int ret = -1;
+ int count = 0;
+
+ wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex);
+
+ if (wpa_driver_nl80211_set_mode_ibss(drv->first_bss, ¶ms->freq)) {
+ wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
+ "IBSS mode");
+ return -1;
+ }
+
+retry:
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_IBSS)) ||
+ params->ssid == NULL || params->ssid_len > sizeof(drv->ssid))
+ goto fail;
+
+ wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
+ params->ssid, params->ssid_len);
+ if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len, params->ssid))
+ goto fail;
+ os_memcpy(drv->ssid, params->ssid, params->ssid_len);
+ drv->ssid_len = params->ssid_len;
+
+ if (nl80211_put_freq_params(msg, ¶ms->freq) < 0 ||
+ nl80211_put_beacon_int(msg, params->beacon_int))
+ goto fail;
+
+ ret = nl80211_set_conn_keys(params, msg);
+ if (ret)
+ goto fail;
+
+ if (params->bssid && params->fixed_bssid) {
+ wpa_printf(MSG_DEBUG, " * BSSID=" MACSTR,
+ MAC2STR(params->bssid));
+ if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
+ goto fail;
+ }
+
+ if (params->fixed_freq) {
+ wpa_printf(MSG_DEBUG, " * fixed_freq");
+ if (nla_put_flag(msg, NL80211_ATTR_FREQ_FIXED))
+ goto fail;
+ }
+
+ if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) {
+ wpa_printf(MSG_DEBUG, " * control port");
+ if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
+ goto fail;
+ }
+
+ if (params->wpa_ie) {
+ wpa_hexdump(MSG_DEBUG,
+ " * Extra IEs for Beacon/Probe Response frames",
+ params->wpa_ie, params->wpa_ie_len);
+ if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
+ params->wpa_ie))
+ goto fail;
+ }
+
+ ret = nl80211_ht_vht_overrides(msg, params);
+ if (ret < 0)
+ goto fail;
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ msg = NULL;
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Join IBSS failed: ret=%d (%s)",
+ ret, strerror(-ret));
+ count++;
+ if (ret == -EALREADY && count == 1) {
+ wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after "
+ "forced leave");
+ nl80211_leave_ibss(drv, 0);
+ nlmsg_free(msg);
+ goto retry;
+ }
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Join IBSS request sent successfully");
}
- os_free(hdr);
- return res;
+fail:
+ nlmsg_free(msg);
+ return ret;
}
-static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
- int total_flags,
- int flags_or, int flags_and)
+static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv,
+ struct wpa_driver_associate_params *params,
+ struct nl_msg *msg)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- struct nlattr *flags;
- struct nl80211_sta_flag_update upd;
-
- wpa_printf(MSG_DEBUG, "nl80211: Set STA flags - ifname=%s addr=" MACSTR
- " total_flags=0x%x flags_or=0x%x flags_and=0x%x authorized=%d",
- bss->ifname, MAC2STR(addr), total_flags, flags_or, flags_and,
- !!(total_flags & WPA_STA_AUTHORIZED));
+ if (params->bssid) {
+ wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
+ MAC2STR(params->bssid));
+ if (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
+ return -1;
+ }
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ if (params->bssid_hint) {
+ wpa_printf(MSG_DEBUG, " * bssid_hint=" MACSTR,
+ MAC2STR(params->bssid_hint));
+ if (nla_put(msg, NL80211_ATTR_MAC_HINT, ETH_ALEN,
+ params->bssid_hint))
+ return -1;
+ }
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_STATION);
+ if (params->freq.freq) {
+ wpa_printf(MSG_DEBUG, " * freq=%d", params->freq.freq);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ,
+ params->freq.freq))
+ return -1;
+ drv->assoc_freq = params->freq.freq;
+ } else
+ drv->assoc_freq = 0;
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
- if_nametoindex(bss->ifname));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
+ if (params->freq_hint) {
+ wpa_printf(MSG_DEBUG, " * freq_hint=%d", params->freq_hint);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ_HINT,
+ params->freq_hint))
+ return -1;
+ }
- /*
- * Backwards compatibility version using NL80211_ATTR_STA_FLAGS. This
- * can be removed eventually.
- */
- flags = nla_nest_start(msg, NL80211_ATTR_STA_FLAGS);
- if (!flags)
- goto nla_put_failure;
- if (total_flags & WPA_STA_AUTHORIZED)
- NLA_PUT_FLAG(msg, NL80211_STA_FLAG_AUTHORIZED);
+ if (params->bg_scan_period >= 0) {
+ wpa_printf(MSG_DEBUG, " * bg scan period=%d",
+ params->bg_scan_period);
+ if (nla_put_u16(msg, NL80211_ATTR_BG_SCAN_PERIOD,
+ params->bg_scan_period))
+ return -1;
+ }
- if (total_flags & WPA_STA_WMM)
- NLA_PUT_FLAG(msg, NL80211_STA_FLAG_WME);
+ if (params->ssid) {
+ wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
+ params->ssid, params->ssid_len);
+ if (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
+ params->ssid))
+ return -1;
+ if (params->ssid_len > sizeof(drv->ssid))
+ return -1;
+ os_memcpy(drv->ssid, params->ssid, params->ssid_len);
+ drv->ssid_len = params->ssid_len;
+ }
- if (total_flags & WPA_STA_SHORT_PREAMBLE)
- NLA_PUT_FLAG(msg, NL80211_STA_FLAG_SHORT_PREAMBLE);
+ wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie, params->wpa_ie_len);
+ if (params->wpa_ie &&
+ nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, params->wpa_ie))
+ return -1;
- if (total_flags & WPA_STA_MFP)
- NLA_PUT_FLAG(msg, NL80211_STA_FLAG_MFP);
+ if (params->wpa_proto) {
+ enum nl80211_wpa_versions ver = 0;
- if (total_flags & WPA_STA_TDLS_PEER)
- NLA_PUT_FLAG(msg, NL80211_STA_FLAG_TDLS_PEER);
+ if (params->wpa_proto & WPA_PROTO_WPA)
+ ver |= NL80211_WPA_VERSION_1;
+ if (params->wpa_proto & WPA_PROTO_RSN)
+ ver |= NL80211_WPA_VERSION_2;
- nla_nest_end(msg, flags);
+ wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver);
+ if (nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
+ return -1;
+ }
- os_memset(&upd, 0, sizeof(upd));
- upd.mask = sta_flags_nl80211(flags_or | ~flags_and);
- upd.set = sta_flags_nl80211(flags_or);
- NLA_PUT(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd);
+ if (params->pairwise_suite != WPA_CIPHER_NONE) {
+ u32 cipher = wpa_cipher_to_cipher_suite(params->pairwise_suite);
+ wpa_printf(MSG_DEBUG, " * pairwise=0x%x", cipher);
+ if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE,
+ cipher))
+ return -1;
+ }
- return send_and_recv_msgs(drv, msg, NULL, NULL);
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
-}
+ if (params->group_suite == WPA_CIPHER_GTK_NOT_USED &&
+ !(drv->capa.enc & WPA_DRIVER_CAPA_ENC_GTK_NOT_USED)) {
+ /*
+ * This is likely to work even though many drivers do not
+ * advertise support for operations without GTK.
+ */
+ wpa_printf(MSG_DEBUG, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
+ } else if (params->group_suite != WPA_CIPHER_NONE) {
+ u32 cipher = wpa_cipher_to_cipher_suite(params->group_suite);
+ wpa_printf(MSG_DEBUG, " * group=0x%x", cipher);
+ if (nla_put_u32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher))
+ return -1;
+ }
+ if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_CCKM ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_OSEN ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
+ int mgmt = WLAN_AKM_SUITE_PSK;
-static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
- struct wpa_driver_associate_params *params)
-{
- enum nl80211_iftype nlmode, old_mode;
- struct hostapd_freq_params freq = {
- .freq = params->freq,
- };
+ switch (params->key_mgmt_suite) {
+ case WPA_KEY_MGMT_CCKM:
+ mgmt = WLAN_AKM_SUITE_CCKM;
+ break;
+ case WPA_KEY_MGMT_IEEE8021X:
+ mgmt = WLAN_AKM_SUITE_8021X;
+ break;
+ case WPA_KEY_MGMT_FT_IEEE8021X:
+ mgmt = WLAN_AKM_SUITE_FT_8021X;
+ break;
+ case WPA_KEY_MGMT_FT_PSK:
+ mgmt = WLAN_AKM_SUITE_FT_PSK;
+ break;
+ case WPA_KEY_MGMT_IEEE8021X_SHA256:
+ mgmt = WLAN_AKM_SUITE_8021X_SHA256;
+ break;
+ case WPA_KEY_MGMT_PSK_SHA256:
+ mgmt = WLAN_AKM_SUITE_PSK_SHA256;
+ break;
+ case WPA_KEY_MGMT_OSEN:
+ mgmt = WLAN_AKM_SUITE_OSEN;
+ break;
+ case WPA_KEY_MGMT_IEEE8021X_SUITE_B:
+ mgmt = WLAN_AKM_SUITE_8021X_SUITE_B;
+ break;
+ case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192:
+ mgmt = WLAN_AKM_SUITE_8021X_SUITE_B_192;
+ break;
+ case WPA_KEY_MGMT_PSK:
+ default:
+ mgmt = WLAN_AKM_SUITE_PSK;
+ break;
+ }
+ wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt);
+ if (nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, mgmt))
+ return -1;
+ }
- if (params->p2p) {
- wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P "
- "group (GO)");
- nlmode = NL80211_IFTYPE_P2P_GO;
- } else
- nlmode = NL80211_IFTYPE_AP;
+ if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
+ return -1;
- old_mode = drv->nlmode;
- if (wpa_driver_nl80211_set_mode(drv->first_bss, nlmode)) {
- nl80211_remove_monitor_interface(drv);
+ if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED &&
+ nla_put_u32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED))
return -1;
+
+ if (params->rrm_used) {
+ u32 drv_rrm_flags = drv->capa.rrm_flags;
+ if ((!((drv_rrm_flags &
+ WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES) &&
+ (drv_rrm_flags & WPA_DRIVER_FLAGS_QUIET)) &&
+ !(drv_rrm_flags & WPA_DRIVER_FLAGS_SUPPORT_RRM)) ||
+ nla_put_flag(msg, NL80211_ATTR_USE_RRM))
+ return -1;
}
- if (nl80211_set_channel(drv->first_bss, &freq, 0)) {
- if (old_mode != nlmode)
- wpa_driver_nl80211_set_mode(drv->first_bss, old_mode);
- nl80211_remove_monitor_interface(drv);
+ if (nl80211_ht_vht_overrides(msg, params) < 0)
return -1;
+
+ if (params->p2p)
+ wpa_printf(MSG_DEBUG, " * P2P group");
+
+ if (params->pbss) {
+ wpa_printf(MSG_DEBUG, " * PBSS");
+ if (nla_put_flag(msg, NL80211_ATTR_PBSS))
+ return -1;
+ }
+
+ drv->connect_reassoc = 0;
+ if (params->prev_bssid) {
+ wpa_printf(MSG_DEBUG, " * prev_bssid=" MACSTR,
+ MAC2STR(params->prev_bssid));
+ if (nla_put(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN,
+ params->prev_bssid))
+ return -1;
+ drv->connect_reassoc = 1;
}
return 0;
}
-static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv)
+static int wpa_driver_nl80211_try_connect(
+ struct wpa_driver_nl80211_data *drv,
+ struct wpa_driver_associate_params *params)
{
struct nl_msg *msg;
- int ret = -1;
+ enum nl80211_auth_type type;
+ int ret;
+ int algs;
- msg = nlmsg_alloc();
+#ifdef CONFIG_DRIVER_NL80211_QCA
+ if (params->req_key_mgmt_offload && params->psk &&
+ (params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256 ||
+ params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK)) {
+ wpa_printf(MSG_DEBUG, "nl80211: Key management set PSK");
+ ret = issue_key_mgmt_set_key(drv, params->psk, 32);
+ if (ret)
+ return ret;
+ }
+#endif /* CONFIG_DRIVER_NL80211_QCA */
+
+ wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_CONNECT);
if (!msg)
return -1;
- nl80211_cmd(drv, msg, 0, NL80211_CMD_LEAVE_IBSS);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+ ret = nl80211_connect_common(drv, params, msg);
+ if (ret)
+ goto fail;
+
+ algs = 0;
+ if (params->auth_alg & WPA_AUTH_ALG_OPEN)
+ algs++;
+ if (params->auth_alg & WPA_AUTH_ALG_SHARED)
+ algs++;
+ if (params->auth_alg & WPA_AUTH_ALG_LEAP)
+ algs++;
+ if (algs > 1) {
+ wpa_printf(MSG_DEBUG, " * Leave out Auth Type for automatic "
+ "selection");
+ goto skip_auth_type;
+ }
+
+ if (params->auth_alg & WPA_AUTH_ALG_OPEN)
+ type = NL80211_AUTHTYPE_OPEN_SYSTEM;
+ else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
+ type = NL80211_AUTHTYPE_SHARED_KEY;
+ else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
+ type = NL80211_AUTHTYPE_NETWORK_EAP;
+ else if (params->auth_alg & WPA_AUTH_ALG_FT)
+ type = NL80211_AUTHTYPE_FT;
+ else
+ goto fail;
+
+ wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
+ if (nla_put_u32(msg, NL80211_ATTR_AUTH_TYPE, type))
+ goto fail;
+
+skip_auth_type:
+ ret = nl80211_set_conn_keys(params, msg);
+ if (ret)
+ goto fail;
+
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
msg = NULL;
if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d "
+ wpa_printf(MSG_DEBUG, "nl80211: MLME connect failed: ret=%d "
"(%s)", ret, strerror(-ret));
- goto nla_put_failure;
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Connect request send successfully");
}
- ret = 0;
- wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS request sent successfully");
+fail:
+ nlmsg_free(msg);
+ return ret;
+
+}
+
+
+static int wpa_driver_nl80211_connect(
+ struct wpa_driver_nl80211_data *drv,
+ struct wpa_driver_associate_params *params)
+{
+ int ret;
+
+ /* Store the connection attempted bssid for future use */
+ if (params->bssid)
+ os_memcpy(drv->auth_attempt_bssid, params->bssid, ETH_ALEN);
+ else
+ os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN);
-nla_put_failure:
- if (wpa_driver_nl80211_set_mode(drv->first_bss,
- NL80211_IFTYPE_STATION)) {
- wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
- "station mode");
+ ret = wpa_driver_nl80211_try_connect(drv, params);
+ if (ret == -EALREADY) {
+ /*
+ * cfg80211 does not currently accept new connections if
+ * we are already connected. As a workaround, force
+ * disconnection and try again.
+ */
+ wpa_printf(MSG_DEBUG, "nl80211: Explicitly "
+ "disconnecting before reassociation "
+ "attempt");
+ if (wpa_driver_nl80211_disconnect(
+ drv, WLAN_REASON_PREV_AUTH_NOT_VALID))
+ return -1;
+ ret = wpa_driver_nl80211_try_connect(drv, params);
}
-
- nlmsg_free(msg);
return ret;
}
-static int wpa_driver_nl80211_ibss(struct wpa_driver_nl80211_data *drv,
- struct wpa_driver_associate_params *params)
+static int wpa_driver_nl80211_associate(
+ void *priv, struct wpa_driver_associate_params *params)
{
- struct nl_msg *msg;
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
int ret = -1;
- int count = 0;
-
- wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex);
-
- if (wpa_driver_nl80211_set_mode_ibss(drv->first_bss, params->freq)) {
- wpa_printf(MSG_INFO, "nl80211: Failed to set interface into "
- "IBSS mode");
- return -1;
- }
-
-retry:
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ struct nl_msg *msg;
- nl80211_cmd(drv, msg, 0, NL80211_CMD_JOIN_IBSS);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+ nl80211_unmask_11b_rates(bss);
- if (params->ssid == NULL || params->ssid_len > sizeof(drv->ssid))
- goto nla_put_failure;
+ if (params->mode == IEEE80211_MODE_AP)
+ return wpa_driver_nl80211_ap(drv, params);
- wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
- params->ssid, params->ssid_len);
- NLA_PUT(msg, NL80211_ATTR_SSID, params->ssid_len,
- params->ssid);
- os_memcpy(drv->ssid, params->ssid, params->ssid_len);
- drv->ssid_len = params->ssid_len;
+ if (params->mode == IEEE80211_MODE_IBSS)
+ return wpa_driver_nl80211_ibss(drv, params);
- wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq);
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
+ enum nl80211_iftype nlmode = params->p2p ?
+ NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
- if (params->beacon_int > 0) {
- wpa_printf(MSG_DEBUG, " * beacon_int=%d", params->beacon_int);
- NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL,
- params->beacon_int);
+ if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0)
+ return -1;
+ return wpa_driver_nl80211_connect(drv, params);
}
- ret = nl80211_set_conn_keys(params, msg);
- if (ret)
- goto nla_put_failure;
-
- if (params->bssid && params->fixed_bssid) {
- wpa_printf(MSG_DEBUG, " * BSSID=" MACSTR,
- MAC2STR(params->bssid));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid);
- }
+ nl80211_mark_disconnected(drv);
- if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
- params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
- params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
- params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) {
- wpa_printf(MSG_DEBUG, " * control port");
- NLA_PUT_FLAG(msg, NL80211_ATTR_CONTROL_PORT);
- }
+ wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)",
+ drv->ifindex);
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_ASSOCIATE);
+ if (!msg)
+ return -1;
- if (params->wpa_ie) {
- wpa_hexdump(MSG_DEBUG,
- " * Extra IEs for Beacon/Probe Response frames",
- params->wpa_ie, params->wpa_ie_len);
- NLA_PUT(msg, NL80211_ATTR_IE, params->wpa_ie_len,
- params->wpa_ie);
- }
+ ret = nl80211_connect_common(drv, params, msg);
+ if (ret)
+ goto fail;
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
msg = NULL;
if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Join IBSS failed: ret=%d (%s)",
- ret, strerror(-ret));
- count++;
- if (ret == -EALREADY && count == 1) {
- wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after "
- "forced leave");
- nl80211_leave_ibss(drv);
- nlmsg_free(msg);
- goto retry;
- }
-
- goto nla_put_failure;
+ wpa_dbg(drv->ctx, MSG_DEBUG,
+ "nl80211: MLME command failed (assoc): ret=%d (%s)",
+ ret, strerror(-ret));
+ nl80211_dump_scan(drv);
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Association request send successfully");
}
- ret = 0;
- wpa_printf(MSG_DEBUG, "nl80211: Join IBSS request sent successfully");
-nla_put_failure:
+fail:
nlmsg_free(msg);
return ret;
}
-static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv,
- struct wpa_driver_associate_params *params,
- struct nl_msg *msg)
+static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
+ int ifindex, enum nl80211_iftype mode)
{
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+ struct nl_msg *msg;
+ int ret = -ENOBUFS;
- if (params->bssid) {
- wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
- MAC2STR(params->bssid));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid);
- }
+ wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)",
+ ifindex, mode, nl80211_iftype_str(mode));
- if (params->bssid_hint) {
- wpa_printf(MSG_DEBUG, " * bssid_hint=" MACSTR,
- MAC2STR(params->bssid_hint));
- NLA_PUT(msg, NL80211_ATTR_MAC_HINT, ETH_ALEN,
- params->bssid_hint);
- }
+ msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
+ if (!msg || nla_put_u32(msg, NL80211_ATTR_IFTYPE, mode))
+ goto fail;
- if (params->freq) {
- wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq);
- drv->assoc_freq = params->freq;
- } else
- drv->assoc_freq = 0;
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ msg = NULL;
+ if (!ret)
+ return 0;
+fail:
+ nlmsg_free(msg);
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface %d to mode %d:"
+ " %d (%s)", ifindex, mode, ret, strerror(-ret));
+ return ret;
+}
- if (params->freq_hint) {
- wpa_printf(MSG_DEBUG, " * freq_hint=%d", params->freq_hint);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ_HINT,
- params->freq_hint);
- }
- if (params->bg_scan_period >= 0) {
- wpa_printf(MSG_DEBUG, " * bg scan period=%d",
- params->bg_scan_period);
- NLA_PUT_U16(msg, NL80211_ATTR_BG_SCAN_PERIOD,
- params->bg_scan_period);
- }
+static int wpa_driver_nl80211_set_mode_impl(
+ struct i802_bss *bss,
+ enum nl80211_iftype nlmode,
+ struct hostapd_freq_params *desired_freq_params)
+{
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ int ret = -1;
+ int i;
+ int was_ap = is_ap_interface(drv->nlmode);
+ int res;
+ int mode_switch_res;
- if (params->ssid) {
- wpa_hexdump_ascii(MSG_DEBUG, " * SSID",
- params->ssid, params->ssid_len);
- NLA_PUT(msg, NL80211_ATTR_SSID, params->ssid_len,
- params->ssid);
- if (params->ssid_len > sizeof(drv->ssid))
- goto nla_put_failure;
- os_memcpy(drv->ssid, params->ssid, params->ssid_len);
- drv->ssid_len = params->ssid_len;
- }
+ if (TEST_FAIL())
+ return -1;
- wpa_hexdump(MSG_DEBUG, " * IEs", params->wpa_ie, params->wpa_ie_len);
- if (params->wpa_ie)
- NLA_PUT(msg, NL80211_ATTR_IE, params->wpa_ie_len,
- params->wpa_ie);
+ mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
+ if (mode_switch_res && nlmode == nl80211_get_ifmode(bss))
+ mode_switch_res = 0;
- if (params->wpa_proto) {
- enum nl80211_wpa_versions ver = 0;
+ if (mode_switch_res == 0) {
+ drv->nlmode = nlmode;
+ ret = 0;
+ goto done;
+ }
- if (params->wpa_proto & WPA_PROTO_WPA)
- ver |= NL80211_WPA_VERSION_1;
- if (params->wpa_proto & WPA_PROTO_RSN)
- ver |= NL80211_WPA_VERSION_2;
+ if (mode_switch_res == -ENODEV)
+ return -1;
- wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver);
- NLA_PUT_U32(msg, NL80211_ATTR_WPA_VERSIONS, ver);
+ if (nlmode == drv->nlmode) {
+ wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
+ "requested mode - ignore error");
+ ret = 0;
+ goto done; /* Already in the requested mode */
}
- if (params->pairwise_suite != WPA_CIPHER_NONE) {
- u32 cipher = wpa_cipher_to_cipher_suite(params->pairwise_suite);
- wpa_printf(MSG_DEBUG, " * pairwise=0x%x", cipher);
- NLA_PUT_U32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE, cipher);
- }
+ /* mac80211 doesn't allow mode changes while the device is up, so
+ * take the device down, try to set the mode again, and bring the
+ * device back up.
+ */
+ wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting "
+ "interface down");
+ for (i = 0; i < 10; i++) {
+ res = i802_set_iface_flags(bss, 0);
+ if (res == -EACCES || res == -ENODEV)
+ break;
+ if (res != 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to set "
+ "interface down");
+ os_sleep(0, 100000);
+ continue;
+ }
- if (params->group_suite == WPA_CIPHER_GTK_NOT_USED &&
- !(drv->capa.enc & WPA_DRIVER_CAPA_ENC_GTK_NOT_USED)) {
/*
- * This is likely to work even though many drivers do not
- * advertise support for operations without GTK.
+ * Setting the mode will fail for some drivers if the phy is
+ * on a frequency that the mode is disallowed in.
*/
- wpa_printf(MSG_DEBUG, " * skip group cipher configuration for GTK_NOT_USED due to missing driver support advertisement");
- } else if (params->group_suite != WPA_CIPHER_NONE) {
- u32 cipher = wpa_cipher_to_cipher_suite(params->group_suite);
- wpa_printf(MSG_DEBUG, " * group=0x%x", cipher);
- NLA_PUT_U32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher);
- }
-
- if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X ||
- params->key_mgmt_suite == WPA_KEY_MGMT_PSK ||
- params->key_mgmt_suite == WPA_KEY_MGMT_FT_IEEE8021X ||
- params->key_mgmt_suite == WPA_KEY_MGMT_FT_PSK ||
- params->key_mgmt_suite == WPA_KEY_MGMT_CCKM ||
- params->key_mgmt_suite == WPA_KEY_MGMT_OSEN ||
- params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X_SHA256 ||
- params->key_mgmt_suite == WPA_KEY_MGMT_PSK_SHA256) {
- int mgmt = WLAN_AKM_SUITE_PSK;
+ if (desired_freq_params) {
+ res = nl80211_set_channel(bss, desired_freq_params, 0);
+ if (res) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Failed to set frequency on interface");
+ }
+ }
- switch (params->key_mgmt_suite) {
- case WPA_KEY_MGMT_CCKM:
- mgmt = WLAN_AKM_SUITE_CCKM;
- break;
- case WPA_KEY_MGMT_IEEE8021X:
- mgmt = WLAN_AKM_SUITE_8021X;
- break;
- case WPA_KEY_MGMT_FT_IEEE8021X:
- mgmt = WLAN_AKM_SUITE_FT_8021X;
- break;
- case WPA_KEY_MGMT_FT_PSK:
- mgmt = WLAN_AKM_SUITE_FT_PSK;
- break;
- case WPA_KEY_MGMT_IEEE8021X_SHA256:
- mgmt = WLAN_AKM_SUITE_8021X_SHA256;
- break;
- case WPA_KEY_MGMT_PSK_SHA256:
- mgmt = WLAN_AKM_SUITE_PSK_SHA256;
- break;
- case WPA_KEY_MGMT_OSEN:
- mgmt = WLAN_AKM_SUITE_OSEN;
- break;
- case WPA_KEY_MGMT_PSK:
- default:
- mgmt = WLAN_AKM_SUITE_PSK;
- break;
+ /* Try to set the mode again while the interface is down */
+ mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
+ if (mode_switch_res == -EBUSY) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Delaying mode set while interface going down");
+ os_sleep(0, 100000);
+ continue;
}
- wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt);
- NLA_PUT_U32(msg, NL80211_ATTR_AKM_SUITES, mgmt);
+ ret = mode_switch_res;
+ break;
}
- NLA_PUT_FLAG(msg, NL80211_ATTR_CONTROL_PORT);
-
- if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED)
- NLA_PUT_U32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED);
+ if (!ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
+ "interface is down");
+ drv->nlmode = nlmode;
+ drv->ignore_if_down_event = 1;
+ }
- if (params->disable_ht)
- NLA_PUT_FLAG(msg, NL80211_ATTR_DISABLE_HT);
+ /* Bring the interface back up */
+ res = linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1);
+ if (res != 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Failed to set interface up after switching mode");
+ ret = -1;
+ }
- if (params->htcaps && params->htcaps_mask) {
- int sz = sizeof(struct ieee80211_ht_capabilities);
- wpa_hexdump(MSG_DEBUG, " * htcaps", params->htcaps, sz);
- NLA_PUT(msg, NL80211_ATTR_HT_CAPABILITY, sz, params->htcaps);
- wpa_hexdump(MSG_DEBUG, " * htcaps_mask",
- params->htcaps_mask, sz);
- NLA_PUT(msg, NL80211_ATTR_HT_CAPABILITY_MASK, sz,
- params->htcaps_mask);
+done:
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
+ "from %d failed", nlmode, drv->nlmode);
+ return ret;
}
-#ifdef CONFIG_VHT_OVERRIDES
- if (params->disable_vht) {
- wpa_printf(MSG_DEBUG, " * VHT disabled");
- NLA_PUT_FLAG(msg, NL80211_ATTR_DISABLE_VHT);
+ if (is_p2p_net_interface(nlmode)) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Interface %s mode change to P2P - disable 11b rates",
+ bss->ifname);
+ nl80211_disable_11b_rates(drv, drv->ifindex, 1);
+ } else if (drv->disabled_11b_rates) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Interface %s mode changed to non-P2P - re-enable 11b rates",
+ bss->ifname);
+ nl80211_disable_11b_rates(drv, drv->ifindex, 0);
}
- if (params->vhtcaps && params->vhtcaps_mask) {
- int sz = sizeof(struct ieee80211_vht_capabilities);
- wpa_hexdump(MSG_DEBUG, " * vhtcaps", params->vhtcaps, sz);
- NLA_PUT(msg, NL80211_ATTR_VHT_CAPABILITY, sz, params->vhtcaps);
- wpa_hexdump(MSG_DEBUG, " * vhtcaps_mask",
- params->vhtcaps_mask, sz);
- NLA_PUT(msg, NL80211_ATTR_VHT_CAPABILITY_MASK, sz,
- params->vhtcaps_mask);
+ if (is_ap_interface(nlmode)) {
+ nl80211_mgmt_unsubscribe(bss, "start AP");
+ /* Setup additional AP mode functionality if needed */
+ if (nl80211_setup_ap(bss))
+ return -1;
+ } else if (was_ap) {
+ /* Remove additional AP mode functionality */
+ nl80211_teardown_ap(bss);
+ } else {
+ nl80211_mgmt_unsubscribe(bss, "mode change");
}
-#endif /* CONFIG_VHT_OVERRIDES */
- if (params->p2p)
- wpa_printf(MSG_DEBUG, " * P2P group");
+ if (is_mesh_interface(nlmode) &&
+ nl80211_mgmt_subscribe_mesh(bss))
+ return -1;
+
+ if (!bss->in_deinit && !is_ap_interface(nlmode) &&
+ !is_mesh_interface(nlmode) &&
+ nl80211_mgmt_subscribe_non_ap(bss) < 0)
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
+ "frame processing - ignore for now");
return 0;
-nla_put_failure:
- return -1;
}
-static int wpa_driver_nl80211_try_connect(
- struct wpa_driver_nl80211_data *drv,
- struct wpa_driver_associate_params *params)
+int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
+ enum nl80211_iftype nlmode)
{
- struct nl_msg *msg;
- enum nl80211_auth_type type;
- int ret;
- int algs;
+ return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL);
+}
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
- wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_CONNECT);
+static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss,
+ struct hostapd_freq_params *freq)
+{
+ return wpa_driver_nl80211_set_mode_impl(bss, NL80211_IFTYPE_ADHOC,
+ freq);
+}
- ret = nl80211_connect_common(drv, params, msg);
- if (ret)
- goto nla_put_failure;
- algs = 0;
- if (params->auth_alg & WPA_AUTH_ALG_OPEN)
- algs++;
- if (params->auth_alg & WPA_AUTH_ALG_SHARED)
- algs++;
- if (params->auth_alg & WPA_AUTH_ALG_LEAP)
- algs++;
- if (algs > 1) {
- wpa_printf(MSG_DEBUG, " * Leave out Auth Type for automatic "
- "selection");
- goto skip_auth_type;
+static int wpa_driver_nl80211_get_capa(void *priv,
+ struct wpa_driver_capa *capa)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+
+ if (!drv->has_capability)
+ return -1;
+ os_memcpy(capa, &drv->capa, sizeof(*capa));
+ if (drv->extended_capa && drv->extended_capa_mask) {
+ capa->extended_capa = drv->extended_capa;
+ capa->extended_capa_mask = drv->extended_capa_mask;
+ capa->extended_capa_len = drv->extended_capa_len;
}
- if (params->auth_alg & WPA_AUTH_ALG_OPEN)
- type = NL80211_AUTHTYPE_OPEN_SYSTEM;
- else if (params->auth_alg & WPA_AUTH_ALG_SHARED)
- type = NL80211_AUTHTYPE_SHARED_KEY;
- else if (params->auth_alg & WPA_AUTH_ALG_LEAP)
- type = NL80211_AUTHTYPE_NETWORK_EAP;
- else if (params->auth_alg & WPA_AUTH_ALG_FT)
- type = NL80211_AUTHTYPE_FT;
- else
- goto nla_put_failure;
+ return 0;
+}
- wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
- NLA_PUT_U32(msg, NL80211_ATTR_AUTH_TYPE, type);
-skip_auth_type:
- ret = nl80211_set_conn_keys(params, msg);
- if (ret)
- goto nla_put_failure;
+static int wpa_driver_nl80211_set_operstate(void *priv, int state)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: MLME connect failed: ret=%d "
- "(%s)", ret, strerror(-ret));
- goto nla_put_failure;
+ wpa_printf(MSG_DEBUG, "nl80211: Set %s operstate %d->%d (%s)",
+ bss->ifname, drv->operstate, state,
+ state ? "UP" : "DORMANT");
+ drv->operstate = state;
+ return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1,
+ state ? IF_OPER_UP : IF_OPER_DORMANT);
+}
+
+
+static int wpa_driver_nl80211_set_supp_port(void *priv, int authorized)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ struct nl80211_sta_flag_update upd;
+ int ret;
+
+ if (!drv->associated && is_zero_ether_addr(drv->bssid) && !authorized) {
+ wpa_printf(MSG_DEBUG, "nl80211: Skip set_supp_port(unauthorized) while not associated");
+ return 0;
}
- ret = 0;
- wpa_printf(MSG_DEBUG, "nl80211: Connect request send successfully");
-nla_put_failure:
- nlmsg_free(msg);
+ wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for "
+ MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid));
+
+ os_memset(&upd, 0, sizeof(upd));
+ upd.mask = BIT(NL80211_STA_FLAG_AUTHORIZED);
+ if (authorized)
+ upd.set = BIT(NL80211_STA_FLAG_AUTHORIZED);
+
+ if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid) ||
+ nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
+ }
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (!ret)
+ return 0;
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to set STA flag: %d (%s)",
+ ret, strerror(-ret));
return ret;
+}
+
+/* Set kernel driver on given frequency (MHz) */
+static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
+{
+ struct i802_bss *bss = priv;
+ return nl80211_set_channel(bss, freq, 0);
}
-static int wpa_driver_nl80211_connect(
- struct wpa_driver_nl80211_data *drv,
- struct wpa_driver_associate_params *params)
+static inline int min_int(int a, int b)
{
- int ret = wpa_driver_nl80211_try_connect(drv, params);
- if (ret == -EALREADY) {
- /*
- * cfg80211 does not currently accept new connections if
- * we are already connected. As a workaround, force
- * disconnection and try again.
- */
- wpa_printf(MSG_DEBUG, "nl80211: Explicitly "
- "disconnecting before reassociation "
- "attempt");
- if (wpa_driver_nl80211_disconnect(
- drv, WLAN_REASON_PREV_AUTH_NOT_VALID))
- return -1;
- ret = wpa_driver_nl80211_try_connect(drv, params);
- }
- return ret;
+ if (a < b)
+ return a;
+ return b;
}
-static int wpa_driver_nl80211_associate(
- void *priv, struct wpa_driver_associate_params *params)
+static int get_key_handler(struct nl_msg *msg, void *arg)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ret;
- struct nl_msg *msg;
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- if (params->mode == IEEE80211_MODE_AP)
- return wpa_driver_nl80211_ap(drv, params);
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
- if (params->mode == IEEE80211_MODE_IBSS)
- return wpa_driver_nl80211_ibss(drv, params);
+ /*
+ * TODO: validate the key index and mac address!
+ * Otherwise, there's a race condition as soon as
+ * the kernel starts sending key notifications.
+ */
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
- enum nl80211_iftype nlmode = params->p2p ?
- NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
+ if (tb[NL80211_ATTR_KEY_SEQ])
+ memcpy(arg, nla_data(tb[NL80211_ATTR_KEY_SEQ]),
+ min_int(nla_len(tb[NL80211_ATTR_KEY_SEQ]), 6));
+ return NL_SKIP;
+}
- if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0)
- return -1;
- return wpa_driver_nl80211_connect(drv, params);
+
+static int i802_get_seqnum(const char *iface, void *priv, const u8 *addr,
+ int idx, u8 *seq)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+
+ msg = nl80211_ifindex_msg(drv, if_nametoindex(iface), 0,
+ NL80211_CMD_GET_KEY);
+ if (!msg ||
+ (addr && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) ||
+ nla_put_u8(msg, NL80211_ATTR_KEY_IDX, idx)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
}
- nl80211_mark_disconnected(drv);
+ memset(seq, 0, 6);
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ return send_and_recv_msgs(drv, msg, get_key_handler, seq);
+}
- wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)",
- drv->ifindex);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_ASSOCIATE);
- ret = nl80211_connect_common(drv, params, msg);
- if (ret)
- goto nla_put_failure;
+static int i802_set_rts(void *priv, int rts)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ int ret;
+ u32 val;
+
+ if (rts >= 2347)
+ val = (u32) -1;
+ else
+ val = rts;
- if (params->prev_bssid) {
- wpa_printf(MSG_DEBUG, " * prev_bssid=" MACSTR,
- MAC2STR(params->prev_bssid));
- NLA_PUT(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN,
- params->prev_bssid);
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
}
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret) {
- wpa_dbg(drv->ctx, MSG_DEBUG,
- "nl80211: MLME command failed (assoc): ret=%d (%s)",
- ret, strerror(-ret));
- nl80211_dump_scan(drv);
- goto nla_put_failure;
- }
- ret = 0;
- wpa_printf(MSG_DEBUG, "nl80211: Association request send "
- "successfully");
-
-nla_put_failure:
- nlmsg_free(msg);
+ if (!ret)
+ return 0;
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: "
+ "%d (%s)", rts, ret, strerror(-ret));
return ret;
}
-static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
- int ifindex, enum nl80211_iftype mode)
+static int i802_set_frag(void *priv, int frag)
{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
- int ret = -ENOBUFS;
-
- wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)",
- ifindex, mode, nl80211_iftype_str(mode));
+ int ret;
+ u32 val;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ if (frag >= 2346)
+ val = (u32) -1;
+ else
+ val = frag;
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_INTERFACE);
- if (nl80211_set_iface_id(msg, drv->first_bss) < 0)
- goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_ATTR_IFTYPE, mode);
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_WIPHY)) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
+ }
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
if (!ret)
return 0;
-nla_put_failure:
- nlmsg_free(msg);
- wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface %d to mode %d:"
- " %d (%s)", ifindex, mode, ret, strerror(-ret));
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold "
+ "%d: %d (%s)", frag, ret, strerror(-ret));
return ret;
}
-static int wpa_driver_nl80211_set_mode_impl(
- struct i802_bss *bss,
- enum nl80211_iftype nlmode,
- struct hostapd_freq_params *desired_freq_params)
+static int i802_flush(void *priv)
{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ret = -1;
- int i;
- int was_ap = is_ap_interface(drv->nlmode);
+ struct i802_bss *bss = priv;
+ struct nl_msg *msg;
int res;
- int mode_switch_res;
- mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
- if (mode_switch_res && nlmode == nl80211_get_ifmode(bss))
- mode_switch_res = 0;
+ wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)",
+ bss->ifname);
- if (mode_switch_res == 0) {
- drv->nlmode = nlmode;
- ret = 0;
- goto done;
+ /*
+ * XXX: FIX! this needs to flush all VLANs too
+ */
+ msg = nl80211_bss_msg(bss, 0, NL80211_CMD_DEL_STATION);
+ res = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
+ if (res) {
+ wpa_printf(MSG_DEBUG, "nl80211: Station flush failed: ret=%d "
+ "(%s)", res, strerror(-res));
}
+ return res;
+}
- if (mode_switch_res == -ENODEV)
- return -1;
- if (nlmode == drv->nlmode) {
- wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
- "requested mode - ignore error");
- ret = 0;
- goto done; /* Already in the requested mode */
- }
+static int get_sta_handler(struct nl_msg *msg, void *arg)
+{
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct hostap_sta_driver_data *data = arg;
+ struct nlattr *stats[NL80211_STA_INFO_MAX + 1];
+ static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = {
+ [NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 },
+ [NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 },
+ [NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 },
+ [NL80211_STA_INFO_RX_PACKETS] = { .type = NLA_U32 },
+ [NL80211_STA_INFO_TX_PACKETS] = { .type = NLA_U32 },
+ [NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 },
+ [NL80211_STA_INFO_RX_BYTES64] = { .type = NLA_U64 },
+ [NL80211_STA_INFO_TX_BYTES64] = { .type = NLA_U64 },
+ };
- /* mac80211 doesn't allow mode changes while the device is up, so
- * take the device down, try to set the mode again, and bring the
- * device back up.
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
+
+ /*
+ * TODO: validate the interface and mac address!
+ * Otherwise, there's a race condition as soon as
+ * the kernel starts sending station notifications.
*/
- wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting "
- "interface down");
- for (i = 0; i < 10; i++) {
- res = i802_set_iface_flags(bss, 0);
- if (res == -EACCES || res == -ENODEV)
- break;
- if (res != 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Failed to set "
- "interface down");
- os_sleep(0, 100000);
- continue;
- }
+ if (!tb[NL80211_ATTR_STA_INFO]) {
+ wpa_printf(MSG_DEBUG, "sta stats missing!");
+ return NL_SKIP;
+ }
+ if (nla_parse_nested(stats, NL80211_STA_INFO_MAX,
+ tb[NL80211_ATTR_STA_INFO],
+ stats_policy)) {
+ wpa_printf(MSG_DEBUG, "failed to parse nested attributes!");
+ return NL_SKIP;
+ }
+
+ if (stats[NL80211_STA_INFO_INACTIVE_TIME])
+ data->inactive_msec =
+ nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]);
+ /* For backwards compatibility, fetch the 32-bit counters first. */
+ if (stats[NL80211_STA_INFO_RX_BYTES])
+ data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]);
+ if (stats[NL80211_STA_INFO_TX_BYTES])
+ data->tx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]);
+ if (stats[NL80211_STA_INFO_RX_BYTES64] &&
+ stats[NL80211_STA_INFO_TX_BYTES64]) {
/*
- * Setting the mode will fail for some drivers if the phy is
- * on a frequency that the mode is disallowed in.
+ * The driver supports 64-bit counters, so use them to override
+ * the 32-bit values.
*/
- if (desired_freq_params) {
- res = i802_set_freq(bss, desired_freq_params);
- if (res) {
- wpa_printf(MSG_DEBUG,
- "nl80211: Failed to set frequency on interface");
- }
- }
-
- /* Try to set the mode again while the interface is down */
- mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
- if (mode_switch_res == -EBUSY) {
- wpa_printf(MSG_DEBUG,
- "nl80211: Delaying mode set while interface going down");
- os_sleep(0, 100000);
- continue;
- }
- ret = mode_switch_res;
- break;
+ data->rx_bytes =
+ nla_get_u64(stats[NL80211_STA_INFO_RX_BYTES64]);
+ data->tx_bytes =
+ nla_get_u64(stats[NL80211_STA_INFO_TX_BYTES64]);
+ data->bytes_64bit = 1;
}
+ if (stats[NL80211_STA_INFO_RX_PACKETS])
+ data->rx_packets =
+ nla_get_u32(stats[NL80211_STA_INFO_RX_PACKETS]);
+ if (stats[NL80211_STA_INFO_TX_PACKETS])
+ data->tx_packets =
+ nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
+ if (stats[NL80211_STA_INFO_TX_FAILED])
+ data->tx_retry_failed =
+ nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);
- if (!ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
- "interface is down");
- drv->nlmode = nlmode;
- drv->ignore_if_down_event = 1;
- }
+ return NL_SKIP;
+}
- /* Bring the interface back up */
- res = linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1);
- if (res != 0) {
- wpa_printf(MSG_DEBUG,
- "nl80211: Failed to set interface up after switching mode");
- ret = -1;
- }
+static int i802_read_sta_data(struct i802_bss *bss,
+ struct hostap_sta_driver_data *data,
+ const u8 *addr)
+{
+ struct nl_msg *msg;
-done:
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
- "from %d failed", nlmode, drv->nlmode);
- return ret;
+ os_memset(data, 0, sizeof(*data));
+
+ if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_GET_STATION)) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
}
- if (is_p2p_net_interface(nlmode))
- nl80211_disable_11b_rates(drv, drv->ifindex, 1);
- else if (drv->disabled_11b_rates)
- nl80211_disable_11b_rates(drv, drv->ifindex, 0);
+ return send_and_recv_msgs(bss->drv, msg, get_sta_handler, data);
+}
- if (is_ap_interface(nlmode)) {
- nl80211_mgmt_unsubscribe(bss, "start AP");
- /* Setup additional AP mode functionality if needed */
- if (nl80211_setup_ap(bss))
- return -1;
- } else if (was_ap) {
- /* Remove additional AP mode functionality */
- nl80211_teardown_ap(bss);
- } else {
- nl80211_mgmt_unsubscribe(bss, "mode change");
+
+static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
+ int cw_min, int cw_max, int burst_time)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ struct nlattr *txq, *params;
+
+ msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_WIPHY);
+ if (!msg)
+ return -1;
+
+ txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
+ if (!txq)
+ goto fail;
+
+ /* We are only sending parameters for a single TXQ at a time */
+ params = nla_nest_start(msg, 1);
+ if (!params)
+ goto fail;
+
+ switch (queue) {
+ case 0:
+ if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO))
+ goto fail;
+ break;
+ case 1:
+ if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI))
+ goto fail;
+ break;
+ case 2:
+ if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE))
+ goto fail;
+ break;
+ case 3:
+ if (nla_put_u8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK))
+ goto fail;
+ break;
}
+ /* Burst time is configured in units of 0.1 msec and TXOP parameter in
+ * 32 usec, so need to convert the value here. */
+ if (nla_put_u16(msg, NL80211_TXQ_ATTR_TXOP,
+ (burst_time * 100 + 16) / 32) ||
+ nla_put_u16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min) ||
+ nla_put_u16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max) ||
+ nla_put_u8(msg, NL80211_TXQ_ATTR_AIFS, aifs))
+ goto fail;
- if (!bss->in_deinit && !is_ap_interface(nlmode) &&
- nl80211_mgmt_subscribe_non_ap(bss) < 0)
- wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
- "frame processing - ignore for now");
+ nla_nest_end(msg, params);
- return 0;
+ nla_nest_end(msg, txq);
+
+ if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
+ return 0;
+ msg = NULL;
+fail:
+ nlmsg_free(msg);
+ return -1;
}
-static int dfs_info_handler(struct nl_msg *msg, void *arg)
+static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
+ const char *ifname, int vlan_id)
{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- int *dfs_capability_ptr = arg;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ int ret;
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
+ wpa_printf(MSG_DEBUG, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
+ ", ifname=%s[%d], vlan_id=%d)",
+ bss->ifname, if_nametoindex(bss->ifname),
+ MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id);
+ if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_STATION)) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
+ nla_put_u32(msg, NL80211_ATTR_STA_VLAN, if_nametoindex(ifname))) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
+ }
- if (tb[NL80211_ATTR_VENDOR_DATA]) {
- struct nlattr *nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
- struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: NL80211_ATTR_STA_VLAN (addr="
+ MACSTR " ifname=%s vlan_id=%d) failed: %d (%s)",
+ MAC2STR(addr), ifname, vlan_id, ret,
+ strerror(-ret));
+ }
+ return ret;
+}
- nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
- nla_data(nl_vend), nla_len(nl_vend), NULL);
- if (tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]) {
- u32 val;
- val = nla_get_u32(tb_vendor[QCA_WLAN_VENDOR_ATTR_DFS]);
- wpa_printf(MSG_DEBUG, "nl80211: DFS offload capability: %u",
- val);
- *dfs_capability_ptr = val;
- }
- }
+static int i802_get_inact_sec(void *priv, const u8 *addr)
+{
+ struct hostap_sta_driver_data data;
+ int ret;
- return NL_SKIP;
+ data.inactive_msec = (unsigned long) -1;
+ ret = i802_read_sta_data(priv, &data, addr);
+ if (ret == -ENOENT)
+ return -ENOENT;
+ if (ret || data.inactive_msec == (unsigned long) -1)
+ return -1;
+ return data.inactive_msec / 1000;
}
-static int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
- enum nl80211_iftype nlmode)
+static int i802_sta_clear_stats(void *priv, const u8 *addr)
{
- return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL);
+#if 0
+ /* TODO */
+#endif
+ return 0;
}
-static int wpa_driver_nl80211_set_mode_ibss(struct i802_bss *bss, int freq)
+static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
+ int reason)
{
- struct hostapd_freq_params freq_params;
- os_memset(&freq_params, 0, sizeof(freq_params));
- freq_params.freq = freq;
- return wpa_driver_nl80211_set_mode_impl(bss, NL80211_IFTYPE_ADHOC,
- &freq_params);
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct ieee80211_mgmt mgmt;
+
+ if (is_mesh_interface(drv->nlmode))
+ return -1;
+
+ if (drv->device_ap_sme)
+ return wpa_driver_nl80211_sta_remove(bss, addr, 1, reason);
+
+ memset(&mgmt, 0, sizeof(mgmt));
+ mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+ WLAN_FC_STYPE_DEAUTH);
+ memcpy(mgmt.da, addr, ETH_ALEN);
+ memcpy(mgmt.sa, own_addr, ETH_ALEN);
+ memcpy(mgmt.bssid, own_addr, ETH_ALEN);
+ mgmt.u.deauth.reason_code = host_to_le16(reason);
+ return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
+ IEEE80211_HDRLEN +
+ sizeof(mgmt.u.deauth), 0, 0, 0, 0,
+ 0, NULL, 0);
}
-static int wpa_driver_nl80211_get_capa(void *priv,
- struct wpa_driver_capa *capa)
+static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
+ int reason)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int dfs_capability = 0;
- int ret = 0;
+ struct ieee80211_mgmt mgmt;
- if (!drv->has_capability)
+ if (is_mesh_interface(drv->nlmode))
return -1;
- os_memcpy(capa, &drv->capa, sizeof(*capa));
- if (drv->extended_capa && drv->extended_capa_mask) {
- capa->extended_capa = drv->extended_capa;
- capa->extended_capa_mask = drv->extended_capa_mask;
- capa->extended_capa_len = drv->extended_capa_len;
- }
- if ((capa->flags & WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE) &&
- !drv->allow_p2p_device) {
- wpa_printf(MSG_DEBUG, "nl80211: Do not indicate P2P_DEVICE support (p2p_device=1 driver param not specified)");
- capa->flags &= ~WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE;
+ if (drv->device_ap_sme)
+ return wpa_driver_nl80211_sta_remove(bss, addr, 0, reason);
+
+ memset(&mgmt, 0, sizeof(mgmt));
+ mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+ WLAN_FC_STYPE_DISASSOC);
+ memcpy(mgmt.da, addr, ETH_ALEN);
+ memcpy(mgmt.sa, own_addr, ETH_ALEN);
+ memcpy(mgmt.bssid, own_addr, ETH_ALEN);
+ mgmt.u.disassoc.reason_code = host_to_le16(reason);
+ return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
+ IEEE80211_HDRLEN +
+ sizeof(mgmt.u.disassoc), 0, 0, 0, 0,
+ 0, NULL, 0);
+}
+
+
+static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
+{
+ char buf[200], *pos, *end;
+ int i, res;
+
+ pos = buf;
+ end = pos + sizeof(buf);
+
+ for (i = 0; i < drv->num_if_indices; i++) {
+ if (!drv->if_indices[i])
+ continue;
+ res = os_snprintf(pos, end - pos, " %d(%d)",
+ drv->if_indices[i],
+ drv->if_indices_reason[i]);
+ if (os_snprintf_error(end - pos, res))
+ break;
+ pos += res;
}
+ *pos = '\0';
- if (drv->dfs_vendor_cmd_avail == 1) {
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s",
+ drv->num_if_indices, buf);
+}
- nl80211_cmd(drv, msg, 0, NL80211_CMD_VENDOR);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA);
- NLA_PUT_U32(msg, NL80211_ATTR_VENDOR_SUBCMD,
- QCA_NL80211_VENDOR_SUBCMD_DFS_CAPABILITY);
+static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
+ int ifidx_reason)
+{
+ int i;
+ int *old, *old_reason;
- ret = send_and_recv_msgs(drv, msg, dfs_info_handler,
- &dfs_capability);
- if (!ret) {
- if (dfs_capability)
- capa->flags |= WPA_DRIVER_FLAGS_DFS_OFFLOAD;
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Add own interface ifindex %d (ifidx_reason %d)",
+ ifidx, ifidx_reason);
+ if (have_ifidx(drv, ifidx, ifidx_reason)) {
+ wpa_printf(MSG_DEBUG, "nl80211: ifindex %d already in the list",
+ ifidx);
+ return;
+ }
+ for (i = 0; i < drv->num_if_indices; i++) {
+ if (drv->if_indices[i] == 0) {
+ drv->if_indices[i] = ifidx;
+ drv->if_indices_reason[i] = ifidx_reason;
+ dump_ifidx(drv);
+ return;
}
}
- return ret;
+ if (drv->if_indices != drv->default_if_indices)
+ old = drv->if_indices;
+ else
+ old = NULL;
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
+ if (drv->if_indices_reason != drv->default_if_indices_reason)
+ old_reason = drv->if_indices_reason;
+ else
+ old_reason = NULL;
+
+ drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1,
+ sizeof(int));
+ drv->if_indices_reason = os_realloc_array(old_reason,
+ drv->num_if_indices + 1,
+ sizeof(int));
+ if (!drv->if_indices) {
+ if (!old)
+ drv->if_indices = drv->default_if_indices;
+ else
+ drv->if_indices = old;
+ }
+ if (!drv->if_indices_reason) {
+ if (!old_reason)
+ drv->if_indices_reason = drv->default_if_indices_reason;
+ else
+ drv->if_indices_reason = old_reason;
+ }
+ if (!drv->if_indices || !drv->if_indices_reason) {
+ wpa_printf(MSG_ERROR, "Failed to reallocate memory for "
+ "interfaces");
+ wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
+ return;
+ }
+ if (!old)
+ os_memcpy(drv->if_indices, drv->default_if_indices,
+ sizeof(drv->default_if_indices));
+ if (!old_reason)
+ os_memcpy(drv->if_indices_reason,
+ drv->default_if_indices_reason,
+ sizeof(drv->default_if_indices_reason));
+ drv->if_indices[drv->num_if_indices] = ifidx;
+ drv->if_indices_reason[drv->num_if_indices] = ifidx_reason;
+ drv->num_if_indices++;
+ dump_ifidx(drv);
}
-static int wpa_driver_nl80211_set_operstate(void *priv, int state)
+static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
+ int ifidx_reason)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
+ int i;
- wpa_printf(MSG_DEBUG, "nl80211: Set %s operstate %d->%d (%s)",
- bss->ifname, drv->operstate, state,
- state ? "UP" : "DORMANT");
- drv->operstate = state;
- return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1,
- state ? IF_OPER_UP : IF_OPER_DORMANT);
+ for (i = 0; i < drv->num_if_indices; i++) {
+ if ((drv->if_indices[i] == ifidx || ifidx == IFIDX_ANY) &&
+ (drv->if_indices_reason[i] == ifidx_reason ||
+ ifidx_reason == IFIDX_ANY)) {
+ drv->if_indices[i] = 0;
+ break;
+ }
+ }
+ dump_ifidx(drv);
}
-static int wpa_driver_nl80211_set_supp_port(void *priv, int authorized)
+static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx,
+ int ifidx_reason)
+{
+ int i;
+
+ for (i = 0; i < drv->num_if_indices; i++)
+ if (drv->if_indices[i] == ifidx &&
+ (drv->if_indices_reason[i] == ifidx_reason ||
+ ifidx_reason == IFIDX_ANY))
+ return 1;
+
+ return 0;
+}
+
+
+static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val,
+ const char *bridge_ifname, char *ifname_wds)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- struct nl80211_sta_flag_update upd;
- int ret = -ENOBUFS;
+ char name[IFNAMSIZ + 1];
- if (!drv->associated && is_zero_ether_addr(drv->bssid) && !authorized) {
- wpa_printf(MSG_DEBUG, "nl80211: Skip set_supp_port(unauthorized) while not associated");
- return 0;
- }
+ os_snprintf(name, sizeof(name), "%s.sta%d", bss->ifname, aid);
+ if (ifname_wds)
+ os_strlcpy(ifname_wds, name, IFNAMSIZ + 1);
- wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for "
- MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid));
+ wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR
+ " aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name);
+ if (val) {
+ if (!if_nametoindex(name)) {
+ if (nl80211_create_iface(drv, name,
+ NL80211_IFTYPE_AP_VLAN,
+ bss->addr, 1, NULL, NULL, 0) <
+ 0)
+ return -1;
+ if (bridge_ifname &&
+ linux_br_add_if(drv->global->ioctl_sock,
+ bridge_ifname, name) < 0)
+ return -1;
+ }
+ if (linux_set_iface_flags(drv->global->ioctl_sock, name, 1)) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to set WDS STA "
+ "interface %s up", name);
+ }
+ return i802_set_sta_vlan(priv, addr, name, 0);
+ } else {
+ if (bridge_ifname)
+ linux_br_del_if(drv->global->ioctl_sock, bridge_ifname,
+ name);
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ i802_set_sta_vlan(priv, addr, bss->ifname, 0);
+ nl80211_remove_iface(drv, if_nametoindex(name));
+ return 0;
+ }
+}
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_STATION);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
- if_nametoindex(bss->ifname));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid);
+static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx)
+{
+ struct wpa_driver_nl80211_data *drv = eloop_ctx;
+ struct sockaddr_ll lladdr;
+ unsigned char buf[3000];
+ int len;
+ socklen_t fromlen = sizeof(lladdr);
- os_memset(&upd, 0, sizeof(upd));
- upd.mask = BIT(NL80211_STA_FLAG_AUTHORIZED);
- if (authorized)
- upd.set = BIT(NL80211_STA_FLAG_AUTHORIZED);
- NLA_PUT(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd);
+ len = recvfrom(sock, buf, sizeof(buf), 0,
+ (struct sockaddr *)&lladdr, &fromlen);
+ if (len < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: EAPOL recv failed: %s",
+ strerror(errno));
+ return;
+ }
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (!ret)
- return 0;
- nla_put_failure:
- nlmsg_free(msg);
- wpa_printf(MSG_DEBUG, "nl80211: Failed to set STA flag: %d (%s)",
- ret, strerror(-ret));
- return ret;
+ if (have_ifidx(drv, lladdr.sll_ifindex, IFIDX_ANY))
+ drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
}
-/* Set kernel driver on given frequency (MHz) */
-static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
+static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
+ struct i802_bss *bss,
+ const char *brname, const char *ifname)
{
- struct i802_bss *bss = priv;
- return nl80211_set_channel(bss, freq, 0);
-}
+ int br_ifindex;
+ char in_br[IFNAMSIZ];
+
+ os_strlcpy(bss->brname, brname, IFNAMSIZ);
+ br_ifindex = if_nametoindex(brname);
+ if (br_ifindex == 0) {
+ /*
+ * Bridge was configured, but the bridge device does
+ * not exist. Try to add it now.
+ */
+ if (linux_br_add(drv->global->ioctl_sock, brname) < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to add the "
+ "bridge interface %s: %s",
+ brname, strerror(errno));
+ return -1;
+ }
+ bss->added_bridge = 1;
+ br_ifindex = if_nametoindex(brname);
+ add_ifidx(drv, br_ifindex, drv->ifindex);
+ }
+ bss->br_ifindex = br_ifindex;
+ if (linux_br_get(in_br, ifname) == 0) {
+ if (os_strcmp(in_br, brname) == 0)
+ return 0; /* already in the bridge */
-static inline int min_int(int a, int b)
-{
- if (a < b)
- return a;
- return b;
+ wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from "
+ "bridge %s", ifname, in_br);
+ if (linux_br_del_if(drv->global->ioctl_sock, in_br, ifname) <
+ 0) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to "
+ "remove interface %s from bridge "
+ "%s: %s",
+ ifname, brname, strerror(errno));
+ return -1;
+ }
+ }
+
+ wpa_printf(MSG_DEBUG, "nl80211: Adding interface %s into bridge %s",
+ ifname, brname);
+ if (linux_br_add_if(drv->global->ioctl_sock, brname, ifname) < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to add interface %s "
+ "into bridge %s: %s",
+ ifname, brname, strerror(errno));
+ return -1;
+ }
+ bss->added_if_into_bridge = 1;
+
+ return 0;
}
-static int get_key_handler(struct nl_msg *msg, void *arg)
+static void *i802_init(struct hostapd_data *hapd,
+ struct wpa_init_params *params)
{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct wpa_driver_nl80211_data *drv;
+ struct i802_bss *bss;
+ size_t i;
+ char master_ifname[IFNAMSIZ];
+ int ifindex, br_ifindex = 0;
+ int br_added = 0;
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
+ bss = wpa_driver_nl80211_drv_init(hapd, params->ifname,
+ params->global_priv, 1,
+ params->bssid, params->driver_params);
+ if (bss == NULL)
+ return NULL;
- /*
- * TODO: validate the key index and mac address!
- * Otherwise, there's a race condition as soon as
- * the kernel starts sending key notifications.
- */
+ drv = bss->drv;
- if (tb[NL80211_ATTR_KEY_SEQ])
- memcpy(arg, nla_data(tb[NL80211_ATTR_KEY_SEQ]),
- min_int(nla_len(tb[NL80211_ATTR_KEY_SEQ]), 6));
- return NL_SKIP;
-}
+ if (linux_br_get(master_ifname, params->ifname) == 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in bridge %s",
+ params->ifname, master_ifname);
+ br_ifindex = if_nametoindex(master_ifname);
+ os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
+ } else if ((params->num_bridge == 0 || !params->bridge[0]) &&
+ linux_master_get(master_ifname, params->ifname) == 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in master %s",
+ params->ifname, master_ifname);
+ /* start listening for EAPOL on the master interface */
+ add_ifidx(drv, if_nametoindex(master_ifname), drv->ifindex);
+
+ /* check if master itself is under bridge */
+ if (linux_br_get(master_ifname, master_ifname) == 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: which is in bridge %s",
+ master_ifname);
+ br_ifindex = if_nametoindex(master_ifname);
+ os_strlcpy(bss->brname, master_ifname, IFNAMSIZ);
+ }
+ } else {
+ master_ifname[0] = '\0';
+ }
+ bss->br_ifindex = br_ifindex;
-static int i802_get_seqnum(const char *iface, void *priv, const u8 *addr,
- int idx, u8 *seq)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
+ for (i = 0; i < params->num_bridge; i++) {
+ if (params->bridge[i]) {
+ ifindex = if_nametoindex(params->bridge[i]);
+ if (ifindex)
+ add_ifidx(drv, ifindex, drv->ifindex);
+ if (ifindex == br_ifindex)
+ br_added = 1;
+ }
+ }
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ /* start listening for EAPOL on the default AP interface */
+ add_ifidx(drv, drv->ifindex, IFIDX_ANY);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_KEY);
+ if (params->num_bridge && params->bridge[0]) {
+ if (i802_check_bridge(drv, bss, params->bridge[0],
+ params->ifname) < 0)
+ goto failed;
+ if (os_strcmp(params->bridge[0], master_ifname) != 0)
+ br_added = 1;
+ }
- if (addr)
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
- NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(iface));
+ if (!br_added && br_ifindex &&
+ (params->num_bridge == 0 || !params->bridge[0]))
+ add_ifidx(drv, br_ifindex, drv->ifindex);
- memset(seq, 0, 6);
+#ifdef CONFIG_LIBNL3_ROUTE
+ if (bss->added_if_into_bridge) {
+ drv->rtnl_sk = nl_socket_alloc();
+ if (drv->rtnl_sk == NULL) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to allocate nl_sock");
+ goto failed;
+ }
- return send_and_recv_msgs(drv, msg, get_key_handler, seq);
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
-}
+ if (nl_connect(drv->rtnl_sk, NETLINK_ROUTE)) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
+ strerror(errno));
+ goto failed;
+ }
+ }
+#endif /* CONFIG_LIBNL3_ROUTE */
+ drv->eapol_sock = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_PAE));
+ if (drv->eapol_sock < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
+ strerror(errno));
+ goto failed;
+ }
-static int i802_set_rts(void *priv, int rts)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int ret = -ENOBUFS;
- u32 val;
+ if (eloop_register_read_sock(drv->eapol_sock, handle_eapol, drv, NULL))
+ {
+ wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol");
+ goto failed;
+ }
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
+ params->own_addr))
+ goto failed;
+ os_memcpy(drv->perm_addr, params->own_addr, ETH_ALEN);
- if (rts >= 2347)
- val = (u32) -1;
- else
- val = rts;
+ memcpy(bss->addr, params->own_addr, ETH_ALEN);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_WIPHY);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val);
+ return bss;
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (!ret)
- return 0;
-nla_put_failure:
- nlmsg_free(msg);
- wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: "
- "%d (%s)", rts, ret, strerror(-ret));
- return ret;
+failed:
+ wpa_driver_nl80211_deinit(bss);
+ return NULL;
}
-static int i802_set_frag(void *priv, int frag)
+static void i802_deinit(void *priv)
{
struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int ret = -ENOBUFS;
- u32 val;
+ wpa_driver_nl80211_deinit(bss);
+}
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
- if (frag >= 2346)
- val = (u32) -1;
- else
- val = frag;
+static enum nl80211_iftype wpa_driver_nl80211_if_type(
+ enum wpa_driver_if_type type)
+{
+ switch (type) {
+ case WPA_IF_STATION:
+ return NL80211_IFTYPE_STATION;
+ case WPA_IF_P2P_CLIENT:
+ case WPA_IF_P2P_GROUP:
+ return NL80211_IFTYPE_P2P_CLIENT;
+ case WPA_IF_AP_VLAN:
+ return NL80211_IFTYPE_AP_VLAN;
+ case WPA_IF_AP_BSS:
+ return NL80211_IFTYPE_AP;
+ case WPA_IF_P2P_GO:
+ return NL80211_IFTYPE_P2P_GO;
+ case WPA_IF_P2P_DEVICE:
+ return NL80211_IFTYPE_P2P_DEVICE;
+ case WPA_IF_MESH:
+ return NL80211_IFTYPE_MESH_POINT;
+ default:
+ return -1;
+ }
+}
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_WIPHY);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val);
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (!ret)
- return 0;
-nla_put_failure:
- nlmsg_free(msg);
- wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold "
- "%d: %d (%s)", frag, ret, strerror(-ret));
- return ret;
+static int nl80211_addr_in_use(struct nl80211_global *global, const u8 *addr)
+{
+ struct wpa_driver_nl80211_data *drv;
+ dl_list_for_each(drv, &global->interfaces,
+ struct wpa_driver_nl80211_data, list) {
+ if (os_memcmp(addr, drv->first_bss->addr, ETH_ALEN) == 0)
+ return 1;
+ }
+ return 0;
}
-static int i802_flush(void *priv)
+static int nl80211_vif_addr(struct wpa_driver_nl80211_data *drv, u8 *new_addr)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int res;
+ unsigned int idx;
- msg = nlmsg_alloc();
- if (!msg)
+ if (!drv->global)
return -1;
- wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)",
- bss->ifname);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_DEL_STATION);
+ os_memcpy(new_addr, drv->first_bss->addr, ETH_ALEN);
+ for (idx = 0; idx < 64; idx++) {
+ new_addr[0] = drv->first_bss->addr[0] | 0x02;
+ new_addr[0] ^= idx << 2;
+ if (!nl80211_addr_in_use(drv->global, new_addr))
+ break;
+ }
+ if (idx == 64)
+ return -1;
- /*
- * XXX: FIX! this needs to flush all VLANs too
- */
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
- if_nametoindex(bss->ifname));
+ wpa_printf(MSG_DEBUG, "nl80211: Assigned new virtual interface address "
+ MACSTR, MAC2STR(new_addr));
- res = send_and_recv_msgs(drv, msg, NULL, NULL);
- if (res) {
- wpa_printf(MSG_DEBUG, "nl80211: Station flush failed: ret=%d "
- "(%s)", res, strerror(-res));
- }
- return res;
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
+ return 0;
}
-static int get_sta_handler(struct nl_msg *msg, void *arg)
+struct wdev_info {
+ u64 wdev_id;
+ int wdev_id_set;
+ u8 macaddr[ETH_ALEN];
+};
+
+static int nl80211_wdev_handler(struct nl_msg *msg, void *arg)
{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct hostap_sta_driver_data *data = arg;
- struct nlattr *stats[NL80211_STA_INFO_MAX + 1];
- static struct nla_policy stats_policy[NL80211_STA_INFO_MAX + 1] = {
- [NL80211_STA_INFO_INACTIVE_TIME] = { .type = NLA_U32 },
- [NL80211_STA_INFO_RX_BYTES] = { .type = NLA_U32 },
- [NL80211_STA_INFO_TX_BYTES] = { .type = NLA_U32 },
- [NL80211_STA_INFO_RX_PACKETS] = { .type = NLA_U32 },
- [NL80211_STA_INFO_TX_PACKETS] = { .type = NLA_U32 },
- [NL80211_STA_INFO_TX_FAILED] = { .type = NLA_U32 },
- };
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct wdev_info *wi = arg;
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
genlmsg_attrlen(gnlh, 0), NULL);
-
- /*
- * TODO: validate the interface and mac address!
- * Otherwise, there's a race condition as soon as
- * the kernel starts sending station notifications.
- */
-
- if (!tb[NL80211_ATTR_STA_INFO]) {
- wpa_printf(MSG_DEBUG, "sta stats missing!");
- return NL_SKIP;
- }
- if (nla_parse_nested(stats, NL80211_STA_INFO_MAX,
- tb[NL80211_ATTR_STA_INFO],
- stats_policy)) {
- wpa_printf(MSG_DEBUG, "failed to parse nested attributes!");
- return NL_SKIP;
+ if (tb[NL80211_ATTR_WDEV]) {
+ wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
+ wi->wdev_id_set = 1;
}
- if (stats[NL80211_STA_INFO_INACTIVE_TIME])
- data->inactive_msec =
- nla_get_u32(stats[NL80211_STA_INFO_INACTIVE_TIME]);
- if (stats[NL80211_STA_INFO_RX_BYTES])
- data->rx_bytes = nla_get_u32(stats[NL80211_STA_INFO_RX_BYTES]);
- if (stats[NL80211_STA_INFO_TX_BYTES])
- data->tx_bytes = nla_get_u32(stats[NL80211_STA_INFO_TX_BYTES]);
- if (stats[NL80211_STA_INFO_RX_PACKETS])
- data->rx_packets =
- nla_get_u32(stats[NL80211_STA_INFO_RX_PACKETS]);
- if (stats[NL80211_STA_INFO_TX_PACKETS])
- data->tx_packets =
- nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
- if (stats[NL80211_STA_INFO_TX_FAILED])
- data->tx_retry_failed =
- nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);
+ if (tb[NL80211_ATTR_MAC])
+ os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
+ ETH_ALEN);
return NL_SKIP;
}
-static int i802_read_sta_data(struct i802_bss *bss,
- struct hostap_sta_driver_data *data,
- const u8 *addr)
+
+static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
+ const char *ifname, const u8 *addr,
+ void *bss_ctx, void **drv_priv,
+ char *force_ifname, u8 *if_addr,
+ const char *bridge, int use_existing,
+ int setup_ap)
{
+ enum nl80211_iftype nlmode;
+ struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
-
- os_memset(data, 0, sizeof(*data));
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_STATION);
+ int ifidx;
+ int added = 1;
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(bss->ifname));
+ if (addr)
+ os_memcpy(if_addr, addr, ETH_ALEN);
+ nlmode = wpa_driver_nl80211_if_type(type);
+ if (nlmode == NL80211_IFTYPE_P2P_DEVICE) {
+ struct wdev_info p2pdev_info;
- return send_and_recv_msgs(drv, msg, get_sta_handler, data);
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
-}
+ os_memset(&p2pdev_info, 0, sizeof(p2pdev_info));
+ ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
+ 0, nl80211_wdev_handler,
+ &p2pdev_info, use_existing);
+ if (!p2pdev_info.wdev_id_set || ifidx != 0) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s",
+ ifname);
+ return -1;
+ }
+ drv->global->if_add_wdevid = p2pdev_info.wdev_id;
+ drv->global->if_add_wdevid_set = p2pdev_info.wdev_id_set;
+ if (!is_zero_ether_addr(p2pdev_info.macaddr))
+ os_memcpy(if_addr, p2pdev_info.macaddr, ETH_ALEN);
+ wpa_printf(MSG_DEBUG, "nl80211: New P2P Device interface %s (0x%llx) created",
+ ifname,
+ (long long unsigned int) p2pdev_info.wdev_id);
+ } else {
+ ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
+ 0, NULL, NULL, use_existing);
+ if (use_existing && ifidx == -ENFILE) {
+ added = 0;
+ ifidx = if_nametoindex(ifname);
+ } else if (ifidx < 0) {
+ return -1;
+ }
+ }
-static int i802_set_tx_queue_params(void *priv, int queue, int aifs,
- int cw_min, int cw_max, int burst_time)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- struct nlattr *txq, *params;
+ if (!addr) {
+ if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
+ os_memcpy(if_addr, bss->addr, ETH_ALEN);
+ else if (linux_get_ifhwaddr(drv->global->ioctl_sock,
+ ifname, if_addr) < 0) {
+ if (added)
+ nl80211_remove_iface(drv, ifidx);
+ return -1;
+ }
+ }
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ if (!addr &&
+ (type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP ||
+ type == WPA_IF_P2P_GO || type == WPA_IF_MESH ||
+ type == WPA_IF_STATION)) {
+ /* Enforce unique address */
+ u8 new_addr[ETH_ALEN];
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_WIPHY);
+ if (linux_get_ifhwaddr(drv->global->ioctl_sock, ifname,
+ new_addr) < 0) {
+ if (added)
+ nl80211_remove_iface(drv, ifidx);
+ return -1;
+ }
+ if (nl80211_addr_in_use(drv->global, new_addr)) {
+ wpa_printf(MSG_DEBUG, "nl80211: Allocate new address "
+ "for interface %s type %d", ifname, type);
+ if (nl80211_vif_addr(drv, new_addr) < 0) {
+ if (added)
+ nl80211_remove_iface(drv, ifidx);
+ return -1;
+ }
+ if (linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
+ new_addr) < 0) {
+ if (added)
+ nl80211_remove_iface(drv, ifidx);
+ return -1;
+ }
+ }
+ os_memcpy(if_addr, new_addr, ETH_ALEN);
+ }
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(bss->ifname));
+ if (type == WPA_IF_AP_BSS && setup_ap) {
+ struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss));
+ if (new_bss == NULL) {
+ if (added)
+ nl80211_remove_iface(drv, ifidx);
+ return -1;
+ }
- txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
- if (!txq)
- goto nla_put_failure;
+ if (bridge &&
+ i802_check_bridge(drv, new_bss, bridge, ifname) < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to add the new "
+ "interface %s to a bridge %s",
+ ifname, bridge);
+ if (added)
+ nl80211_remove_iface(drv, ifidx);
+ os_free(new_bss);
+ return -1;
+ }
- /* We are only sending parameters for a single TXQ at a time */
- params = nla_nest_start(msg, 1);
- if (!params)
- goto nla_put_failure;
+ if (linux_set_iface_flags(drv->global->ioctl_sock, ifname, 1))
+ {
+ if (added)
+ nl80211_remove_iface(drv, ifidx);
+ os_free(new_bss);
+ return -1;
+ }
+ os_strlcpy(new_bss->ifname, ifname, IFNAMSIZ);
+ os_memcpy(new_bss->addr, if_addr, ETH_ALEN);
+ new_bss->ifindex = ifidx;
+ new_bss->drv = drv;
+ new_bss->next = drv->first_bss->next;
+ new_bss->freq = drv->first_bss->freq;
+ new_bss->ctx = bss_ctx;
+ new_bss->added_if = added;
+ drv->first_bss->next = new_bss;
+ if (drv_priv)
+ *drv_priv = new_bss;
+ nl80211_init_bss(new_bss);
- switch (queue) {
- case 0:
- NLA_PUT_U8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VO);
- break;
- case 1:
- NLA_PUT_U8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_VI);
- break;
- case 2:
- NLA_PUT_U8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BE);
- break;
- case 3:
- NLA_PUT_U8(msg, NL80211_TXQ_ATTR_QUEUE, NL80211_TXQ_Q_BK);
- break;
+ /* Subscribe management frames for this WPA_IF_AP_BSS */
+ if (nl80211_setup_ap(new_bss))
+ return -1;
}
- /* Burst time is configured in units of 0.1 msec and TXOP parameter in
- * 32 usec, so need to convert the value here. */
- NLA_PUT_U16(msg, NL80211_TXQ_ATTR_TXOP, (burst_time * 100 + 16) / 32);
- NLA_PUT_U16(msg, NL80211_TXQ_ATTR_CWMIN, cw_min);
- NLA_PUT_U16(msg, NL80211_TXQ_ATTR_CWMAX, cw_max);
- NLA_PUT_U8(msg, NL80211_TXQ_ATTR_AIFS, aifs);
- nla_nest_end(msg, params);
+ if (drv->global)
+ drv->global->if_add_ifindex = ifidx;
- nla_nest_end(msg, txq);
+ /*
+ * Some virtual interfaces need to process EAPOL packets and events on
+ * the parent interface. This is used mainly with hostapd.
+ */
+ if (ifidx > 0 &&
+ (drv->hostapd ||
+ nlmode == NL80211_IFTYPE_AP_VLAN ||
+ nlmode == NL80211_IFTYPE_WDS ||
+ nlmode == NL80211_IFTYPE_MONITOR))
+ add_ifidx(drv, ifidx, IFIDX_ANY);
- if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
- return 0;
- msg = NULL;
- nla_put_failure:
- nlmsg_free(msg);
- return -1;
+ return 0;
}
-static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
- const char *ifname, int vlan_id)
+static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
+ enum wpa_driver_if_type type,
+ const char *ifname)
{
struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int ret = -ENOBUFS;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- wpa_printf(MSG_DEBUG, "nl80211: %s[%d]: set_sta_vlan(" MACSTR
- ", ifname=%s[%d], vlan_id=%d)",
- bss->ifname, if_nametoindex(bss->ifname),
- MAC2STR(addr), ifname, if_nametoindex(ifname), vlan_id);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_STATION);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
- if_nametoindex(bss->ifname));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
- NLA_PUT_U32(msg, NL80211_ATTR_STA_VLAN,
- if_nametoindex(ifname));
+ int ifindex = if_nametoindex(ifname);
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret < 0) {
- wpa_printf(MSG_ERROR, "nl80211: NL80211_ATTR_STA_VLAN (addr="
- MACSTR " ifname=%s vlan_id=%d) failed: %d (%s)",
- MAC2STR(addr), ifname, vlan_id, ret,
- strerror(-ret));
+ wpa_printf(MSG_DEBUG, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
+ __func__, type, ifname, ifindex, bss->added_if);
+ if (ifindex > 0 && (bss->added_if || bss->ifindex != ifindex))
+ nl80211_remove_iface(drv, ifindex);
+ else if (ifindex > 0 && !bss->added_if) {
+ struct wpa_driver_nl80211_data *drv2;
+ dl_list_for_each(drv2, &drv->global->interfaces,
+ struct wpa_driver_nl80211_data, list) {
+ del_ifidx(drv2, ifindex, IFIDX_ANY);
+ del_ifidx(drv2, IFIDX_ANY, ifindex);
+ }
}
- nla_put_failure:
- nlmsg_free(msg);
- return ret;
-}
+ if (type != WPA_IF_AP_BSS)
+ return 0;
-static int i802_get_inact_sec(void *priv, const u8 *addr)
-{
- struct hostap_sta_driver_data data;
- int ret;
+ if (bss->added_if_into_bridge) {
+ if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
+ bss->ifname) < 0)
+ wpa_printf(MSG_INFO, "nl80211: Failed to remove "
+ "interface %s from bridge %s: %s",
+ bss->ifname, bss->brname, strerror(errno));
+ }
+ if (bss->added_bridge) {
+ if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
+ wpa_printf(MSG_INFO, "nl80211: Failed to remove "
+ "bridge %s: %s",
+ bss->brname, strerror(errno));
+ }
- data.inactive_msec = (unsigned long) -1;
- ret = i802_read_sta_data(priv, &data, addr);
- if (ret || data.inactive_msec == (unsigned long) -1)
- return -1;
- return data.inactive_msec / 1000;
-}
+ if (bss != drv->first_bss) {
+ struct i802_bss *tbss;
+ wpa_printf(MSG_DEBUG, "nl80211: Not the first BSS - remove it");
+ for (tbss = drv->first_bss; tbss; tbss = tbss->next) {
+ if (tbss->next == bss) {
+ tbss->next = bss->next;
+ /* Unsubscribe management frames */
+ nl80211_teardown_ap(bss);
+ nl80211_destroy_bss(bss);
+ if (!bss->added_if)
+ i802_set_iface_flags(bss, 0);
+ os_free(bss);
+ bss = NULL;
+ break;
+ }
+ }
+ if (bss)
+ wpa_printf(MSG_INFO, "nl80211: %s - could not find "
+ "BSS %p in the list", __func__, bss);
+ } else {
+ wpa_printf(MSG_DEBUG, "nl80211: First BSS - reassign context");
+ nl80211_teardown_ap(bss);
+ if (!bss->added_if && !drv->first_bss->next)
+ wpa_driver_nl80211_del_beacon(drv);
+ nl80211_destroy_bss(bss);
+ if (!bss->added_if)
+ i802_set_iface_flags(bss, 0);
+ if (drv->first_bss->next) {
+ drv->first_bss = drv->first_bss->next;
+ drv->ctx = drv->first_bss->ctx;
+ os_free(bss);
+ } else {
+ wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to");
+ }
+ }
-static int i802_sta_clear_stats(void *priv, const u8 *addr)
-{
-#if 0
- /* TODO */
-#endif
return 0;
}
-static int i802_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
- int reason)
+static int cookie_handler(struct nl_msg *msg, void *arg)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct ieee80211_mgmt mgmt;
-
- if (drv->device_ap_sme)
- return wpa_driver_nl80211_sta_remove(bss, addr);
-
- memset(&mgmt, 0, sizeof(mgmt));
- mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
- WLAN_FC_STYPE_DEAUTH);
- memcpy(mgmt.da, addr, ETH_ALEN);
- memcpy(mgmt.sa, own_addr, ETH_ALEN);
- memcpy(mgmt.bssid, own_addr, ETH_ALEN);
- mgmt.u.deauth.reason_code = host_to_le16(reason);
- return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
- IEEE80211_HDRLEN +
- sizeof(mgmt.u.deauth), 0, 0, 0, 0,
- 0);
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ u64 *cookie = arg;
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
+ if (tb[NL80211_ATTR_COOKIE])
+ *cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
+ return NL_SKIP;
}
-static int i802_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
- int reason)
+static int nl80211_send_frame_cmd(struct i802_bss *bss,
+ unsigned int freq, unsigned int wait,
+ const u8 *buf, size_t buf_len,
+ u64 *cookie_out, int no_cck, int no_ack,
+ int offchanok, const u16 *csa_offs,
+ size_t csa_offs_len)
{
- struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- struct ieee80211_mgmt mgmt;
-
- if (drv->device_ap_sme)
- return wpa_driver_nl80211_sta_remove(bss, addr);
+ struct nl_msg *msg;
+ u64 cookie;
+ int ret = -1;
- memset(&mgmt, 0, sizeof(mgmt));
- mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
- WLAN_FC_STYPE_DISASSOC);
- memcpy(mgmt.da, addr, ETH_ALEN);
- memcpy(mgmt.sa, own_addr, ETH_ALEN);
- memcpy(mgmt.bssid, own_addr, ETH_ALEN);
- mgmt.u.disassoc.reason_code = host_to_le16(reason);
- return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
- IEEE80211_HDRLEN +
- sizeof(mgmt.u.disassoc), 0, 0, 0, 0,
- 0);
-}
+ wpa_printf(MSG_MSGDUMP, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
+ "no_ack=%d offchanok=%d",
+ freq, wait, no_cck, no_ack, offchanok);
+ wpa_hexdump(MSG_MSGDUMP, "CMD_FRAME", buf, buf_len);
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME)) ||
+ (freq && nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq)) ||
+ (wait && nla_put_u32(msg, NL80211_ATTR_DURATION, wait)) ||
+ (offchanok && ((drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
+ drv->test_use_roc_tx) &&
+ nla_put_flag(msg, NL80211_ATTR_OFFCHANNEL_TX_OK)) ||
+ (no_cck && nla_put_flag(msg, NL80211_ATTR_TX_NO_CCK_RATE)) ||
+ (no_ack && nla_put_flag(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK)) ||
+ (csa_offs && nla_put(msg, NL80211_ATTR_CSA_C_OFFSETS_TX,
+ csa_offs_len * sizeof(u16), csa_offs)) ||
+ nla_put(msg, NL80211_ATTR_FRAME, buf_len, buf))
+ goto fail;
-static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
-{
- char buf[200], *pos, *end;
- int i, res;
+ cookie = 0;
+ ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
+ msg = NULL;
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Frame command failed: ret=%d "
+ "(%s) (freq=%u wait=%u)", ret, strerror(-ret),
+ freq, wait);
+ } else {
+ wpa_printf(MSG_MSGDUMP, "nl80211: Frame TX command accepted%s; "
+ "cookie 0x%llx", no_ack ? " (no ACK)" : "",
+ (long long unsigned int) cookie);
- pos = buf;
- end = pos + sizeof(buf);
+ if (cookie_out)
+ *cookie_out = no_ack ? (u64) -1 : cookie;
- for (i = 0; i < drv->num_if_indices; i++) {
- if (!drv->if_indices[i])
- continue;
- res = os_snprintf(pos, end - pos, " %d", drv->if_indices[i]);
- if (res < 0 || res >= end - pos)
- break;
- pos += res;
+ if (drv->num_send_action_cookies == MAX_SEND_ACTION_COOKIES) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Drop oldest pending send action cookie 0x%llx",
+ (long long unsigned int)
+ drv->send_action_cookies[0]);
+ os_memmove(&drv->send_action_cookies[0],
+ &drv->send_action_cookies[1],
+ (MAX_SEND_ACTION_COOKIES - 1) *
+ sizeof(u64));
+ drv->num_send_action_cookies--;
+ }
+ drv->send_action_cookies[drv->num_send_action_cookies] = cookie;
+ drv->num_send_action_cookies++;
}
- *pos = '\0';
- wpa_printf(MSG_DEBUG, "nl80211: if_indices[%d]:%s",
- drv->num_if_indices, buf);
+fail:
+ nlmsg_free(msg);
+ return ret;
}
-static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
+static int wpa_driver_nl80211_send_action(struct i802_bss *bss,
+ unsigned int freq,
+ unsigned int wait_time,
+ const u8 *dst, const u8 *src,
+ const u8 *bssid,
+ const u8 *data, size_t data_len,
+ int no_cck)
{
- int i;
- int *old;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ int ret = -1;
+ u8 *buf;
+ struct ieee80211_hdr *hdr;
- wpa_printf(MSG_DEBUG, "nl80211: Add own interface ifindex %d",
- ifidx);
- if (have_ifidx(drv, ifidx)) {
- wpa_printf(MSG_DEBUG, "nl80211: ifindex %d already in the list",
- ifidx);
- return;
- }
- for (i = 0; i < drv->num_if_indices; i++) {
- if (drv->if_indices[i] == 0) {
- drv->if_indices[i] = ifidx;
- dump_ifidx(drv);
- return;
- }
- }
+ wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, "
+ "freq=%u MHz wait=%d ms no_cck=%d)",
+ drv->ifindex, freq, wait_time, no_cck);
- if (drv->if_indices != drv->default_if_indices)
- old = drv->if_indices;
+ buf = os_zalloc(24 + data_len);
+ if (buf == NULL)
+ return ret;
+ os_memcpy(buf + 24, data, data_len);
+ hdr = (struct ieee80211_hdr *) buf;
+ hdr->frame_control =
+ IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION);
+ os_memcpy(hdr->addr1, dst, ETH_ALEN);
+ os_memcpy(hdr->addr2, src, ETH_ALEN);
+ os_memcpy(hdr->addr3, bssid, ETH_ALEN);
+
+ if (is_ap_interface(drv->nlmode) &&
+ (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
+ (int) freq == bss->freq || drv->device_ap_sme ||
+ !drv->use_monitor))
+ ret = wpa_driver_nl80211_send_mlme(bss, buf, 24 + data_len,
+ 0, freq, no_cck, 1,
+ wait_time, NULL, 0);
else
- old = NULL;
+ ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
+ 24 + data_len,
+ &drv->send_action_cookie,
+ no_cck, 0, 1, NULL, 0);
- drv->if_indices = os_realloc_array(old, drv->num_if_indices + 1,
- sizeof(int));
- if (!drv->if_indices) {
- if (!old)
- drv->if_indices = drv->default_if_indices;
- else
- drv->if_indices = old;
- wpa_printf(MSG_ERROR, "Failed to reallocate memory for "
- "interfaces");
- wpa_printf(MSG_ERROR, "Ignoring EAPOL on interface %d", ifidx);
- return;
- } else if (!old)
- os_memcpy(drv->if_indices, drv->default_if_indices,
- sizeof(drv->default_if_indices));
- drv->if_indices[drv->num_if_indices] = ifidx;
- drv->num_if_indices++;
- dump_ifidx(drv);
+ os_free(buf);
+ return ret;
}
-static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
+static void nl80211_frame_wait_cancel(struct i802_bss *bss, u64 cookie)
{
- int i;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ int ret;
- for (i = 0; i < drv->num_if_indices; i++) {
- if (drv->if_indices[i] == ifidx) {
- drv->if_indices[i] = 0;
- break;
- }
+ wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx",
+ (long long unsigned int) cookie);
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME_WAIT_CANCEL)) ||
+ nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie)) {
+ nlmsg_free(msg);
+ return;
}
- dump_ifidx(drv);
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: wait cancel failed: ret=%d "
+ "(%s)", ret, strerror(-ret));
}
-static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
+static void wpa_driver_nl80211_send_action_cancel_wait(void *priv)
{
- int i;
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ unsigned int i;
+ u64 cookie;
- for (i = 0; i < drv->num_if_indices; i++)
- if (drv->if_indices[i] == ifidx)
- return 1;
+ /* Cancel the last pending TX cookie */
+ nl80211_frame_wait_cancel(bss, drv->send_action_cookie);
- return 0;
+ /*
+ * Cancel the other pending TX cookies, if any. This is needed since
+ * the driver may keep a list of all pending offchannel TX operations
+ * and free up the radio only once they have expired or cancelled.
+ */
+ for (i = drv->num_send_action_cookies; i > 0; i--) {
+ cookie = drv->send_action_cookies[i - 1];
+ if (cookie != drv->send_action_cookie)
+ nl80211_frame_wait_cancel(bss, cookie);
+ }
+ drv->num_send_action_cookies = 0;
}
-static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val,
- const char *bridge_ifname, char *ifname_wds)
+static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq,
+ unsigned int duration)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- char name[IFNAMSIZ + 1];
-
- os_snprintf(name, sizeof(name), "%s.sta%d", bss->ifname, aid);
- if (ifname_wds)
- os_strlcpy(ifname_wds, name, IFNAMSIZ + 1);
+ struct nl_msg *msg;
+ int ret;
+ u64 cookie;
- wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR
- " aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name);
- if (val) {
- if (!if_nametoindex(name)) {
- if (nl80211_create_iface(drv, name,
- NL80211_IFTYPE_AP_VLAN,
- bss->addr, 1, NULL, NULL, 0) <
- 0)
- return -1;
- if (bridge_ifname &&
- linux_br_add_if(drv->global->ioctl_sock,
- bridge_ifname, name) < 0)
- return -1;
- }
- if (linux_set_iface_flags(drv->global->ioctl_sock, name, 1)) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to set WDS STA "
- "interface %s up", name);
- }
- return i802_set_sta_vlan(priv, addr, name, 0);
- } else {
- if (bridge_ifname)
- linux_br_del_if(drv->global->ioctl_sock, bridge_ifname,
- name);
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_REMAIN_ON_CHANNEL)) ||
+ nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
+ nla_put_u32(msg, NL80211_ATTR_DURATION, duration)) {
+ nlmsg_free(msg);
+ return -1;
+ }
- i802_set_sta_vlan(priv, addr, bss->ifname, 0);
- nl80211_remove_iface(drv, if_nametoindex(name));
+ cookie = 0;
+ ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
+ if (ret == 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel cookie "
+ "0x%llx for freq=%u MHz duration=%u",
+ (long long unsigned int) cookie, freq, duration);
+ drv->remain_on_chan_cookie = cookie;
+ drv->pending_remain_on_chan = 1;
return 0;
}
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to request remain-on-channel "
+ "(freq=%d duration=%u): %d (%s)",
+ freq, duration, ret, strerror(-ret));
+ return -1;
}
-static void handle_eapol(int sock, void *eloop_ctx, void *sock_ctx)
+static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv)
{
- struct wpa_driver_nl80211_data *drv = eloop_ctx;
- struct sockaddr_ll lladdr;
- unsigned char buf[3000];
- int len;
- socklen_t fromlen = sizeof(lladdr);
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ int ret;
- len = recvfrom(sock, buf, sizeof(buf), 0,
- (struct sockaddr *)&lladdr, &fromlen);
- if (len < 0) {
- wpa_printf(MSG_ERROR, "nl80211: EAPOL recv failed: %s",
- strerror(errno));
- return;
+ if (!drv->pending_remain_on_chan) {
+ wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
+ "to cancel");
+ return -1;
}
- if (have_ifidx(drv, lladdr.sll_ifindex))
- drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
+ wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie "
+ "0x%llx",
+ (long long unsigned int) drv->remain_on_chan_cookie);
+
+ msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL);
+ if (!msg ||
+ nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie)) {
+ nlmsg_free(msg);
+ return -1;
+ }
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret == 0)
+ return 0;
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to cancel remain-on-channel: "
+ "%d (%s)", ret, strerror(-ret));
+ return -1;
}
-static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
- struct i802_bss *bss,
- const char *brname, const char *ifname)
+static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report)
{
- int ifindex;
- char in_br[IFNAMSIZ];
+ struct wpa_driver_nl80211_data *drv = bss->drv;
- os_strlcpy(bss->brname, brname, IFNAMSIZ);
- ifindex = if_nametoindex(brname);
- if (ifindex == 0) {
- /*
- * Bridge was configured, but the bridge device does
- * not exist. Try to add it now.
- */
- if (linux_br_add(drv->global->ioctl_sock, brname) < 0) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to add the "
- "bridge interface %s: %s",
- brname, strerror(errno));
- return -1;
+ if (!report) {
+ if (bss->nl_preq && drv->device_ap_sme &&
+ is_ap_interface(drv->nlmode) && !bss->in_deinit &&
+ !bss->static_ap) {
+ /*
+ * Do not disable Probe Request reporting that was
+ * enabled in nl80211_setup_ap().
+ */
+ wpa_printf(MSG_DEBUG, "nl80211: Skip disabling of "
+ "Probe Request reporting nl_preq=%p while "
+ "in AP mode", bss->nl_preq);
+ } else if (bss->nl_preq) {
+ wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request "
+ "reporting nl_preq=%p", bss->nl_preq);
+ nl80211_destroy_eloop_handle(&bss->nl_preq);
}
- bss->added_bridge = 1;
- add_ifidx(drv, if_nametoindex(brname));
+ return 0;
}
- if (linux_br_get(in_br, ifname) == 0) {
- if (os_strcmp(in_br, brname) == 0)
- return 0; /* already in the bridge */
-
- wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from "
- "bridge %s", ifname, in_br);
- if (linux_br_del_if(drv->global->ioctl_sock, in_br, ifname) <
- 0) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to "
- "remove interface %s from bridge "
- "%s: %s",
- ifname, brname, strerror(errno));
- return -1;
- }
+ if (bss->nl_preq) {
+ wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
+ "already on! nl_preq=%p", bss->nl_preq);
+ return 0;
}
- wpa_printf(MSG_DEBUG, "nl80211: Adding interface %s into bridge %s",
- ifname, brname);
- if (linux_br_add_if(drv->global->ioctl_sock, brname, ifname) < 0) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to add interface %s "
- "into bridge %s: %s",
- ifname, brname, strerror(errno));
+ bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq");
+ if (bss->nl_preq == NULL)
return -1;
- }
- bss->added_if_into_bridge = 1;
+ wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request "
+ "reporting nl_preq=%p", bss->nl_preq);
+
+ if (nl80211_register_frame(bss, bss->nl_preq,
+ (WLAN_FC_TYPE_MGMT << 2) |
+ (WLAN_FC_STYPE_PROBE_REQ << 4),
+ NULL, 0) < 0)
+ goto out_err;
+
+ nl80211_register_eloop_read(&bss->nl_preq,
+ wpa_driver_nl80211_event_receive,
+ bss->nl_cb);
return 0;
+
+ out_err:
+ nl_destroy_handles(&bss->nl_preq);
+ return -1;
}
-static void *i802_init(struct hostapd_data *hapd,
- struct wpa_init_params *params)
+static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
+ int ifindex, int disabled)
{
- struct wpa_driver_nl80211_data *drv;
- struct i802_bss *bss;
- size_t i;
- char brname[IFNAMSIZ];
- int ifindex, br_ifindex;
- int br_added = 0;
+ struct nl_msg *msg;
+ struct nlattr *bands, *band;
+ int ret;
- bss = wpa_driver_nl80211_drv_init(hapd, params->ifname,
- params->global_priv, 1,
- params->bssid);
- if (bss == NULL)
- return NULL;
+ wpa_printf(MSG_DEBUG,
+ "nl80211: NL80211_CMD_SET_TX_BITRATE_MASK (ifindex=%d %s)",
+ ifindex, disabled ? "NL80211_TXRATE_LEGACY=OFDM-only" :
+ "no NL80211_TXRATE_LEGACY constraint");
- drv = bss->drv;
+ msg = nl80211_ifindex_msg(drv, ifindex, 0,
+ NL80211_CMD_SET_TX_BITRATE_MASK);
+ if (!msg)
+ return -1;
- if (linux_br_get(brname, params->ifname) == 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Interface %s is in bridge %s",
- params->ifname, brname);
- br_ifindex = if_nametoindex(brname);
- } else {
- brname[0] = '\0';
- br_ifindex = 0;
- }
+ bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
+ if (!bands)
+ goto fail;
- for (i = 0; i < params->num_bridge; i++) {
- if (params->bridge[i]) {
- ifindex = if_nametoindex(params->bridge[i]);
- if (ifindex)
- add_ifidx(drv, ifindex);
- if (ifindex == br_ifindex)
- br_added = 1;
- }
- }
- if (!br_added && br_ifindex &&
- (params->num_bridge == 0 || !params->bridge[0]))
- add_ifidx(drv, br_ifindex);
+ /*
+ * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
+ * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
+ * rates. All 5 GHz rates are left enabled.
+ */
+ band = nla_nest_start(msg, NL80211_BAND_2GHZ);
+ if (!band ||
+ (disabled && nla_put(msg, NL80211_TXRATE_LEGACY, 8,
+ "\x0c\x12\x18\x24\x30\x48\x60\x6c")))
+ goto fail;
+ nla_nest_end(msg, band);
- /* start listening for EAPOL on the default AP interface */
- add_ifidx(drv, drv->ifindex);
+ nla_nest_end(msg, bands);
- if (params->num_bridge && params->bridge[0] &&
- i802_check_bridge(drv, bss, params->bridge[0], params->ifname) < 0)
- goto failed;
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Set TX rates failed: ret=%d "
+ "(%s)", ret, strerror(-ret));
+ } else
+ drv->disabled_11b_rates = disabled;
-#ifdef CONFIG_LIBNL3_ROUTE
- if (bss->added_if_into_bridge) {
- drv->rtnl_sk = nl_socket_alloc();
- if (drv->rtnl_sk == NULL) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate nl_sock");
- goto failed;
- }
+ return ret;
- if (nl_connect(drv->rtnl_sk, NETLINK_ROUTE)) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to connect nl_sock to NETLINK_ROUTE: %s",
- strerror(errno));
- goto failed;
- }
- }
-#endif /* CONFIG_LIBNL3_ROUTE */
+fail:
+ nlmsg_free(msg);
+ return -1;
+}
- drv->eapol_sock = socket(PF_PACKET, SOCK_DGRAM, htons(ETH_P_PAE));
- if (drv->eapol_sock < 0) {
- wpa_printf(MSG_ERROR, "nl80211: socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE) failed: %s",
- strerror(errno));
- goto failed;
- }
- if (eloop_register_read_sock(drv->eapol_sock, handle_eapol, drv, NULL))
- {
- wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol");
- goto failed;
- }
+static int wpa_driver_nl80211_deinit_ap(void *priv)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ if (!is_ap_interface(drv->nlmode))
+ return -1;
+ wpa_driver_nl80211_del_beacon(drv);
+ bss->beacon_set = 0;
+
+ /*
+ * If the P2P GO interface was dynamically added, then it is
+ * possible that the interface change to station is not possible.
+ */
+ if (drv->nlmode == NL80211_IFTYPE_P2P_GO && bss->if_dynamic)
+ return 0;
+
+ return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
+}
- if (linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname,
- params->own_addr))
- goto failed;
- os_memcpy(drv->perm_addr, params->own_addr, ETH_ALEN);
- memcpy(bss->addr, params->own_addr, ETH_ALEN);
+static int wpa_driver_nl80211_stop_ap(void *priv)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ if (!is_ap_interface(drv->nlmode))
+ return -1;
+ wpa_driver_nl80211_del_beacon(drv);
+ bss->beacon_set = 0;
+ return 0;
+}
- return bss;
-failed:
- wpa_driver_nl80211_deinit(bss);
- return NULL;
+static int wpa_driver_nl80211_deinit_p2p_cli(void *priv)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ if (drv->nlmode != NL80211_IFTYPE_P2P_CLIENT)
+ return -1;
+
+ /*
+ * If the P2P Client interface was dynamically added, then it is
+ * possible that the interface change to station is not possible.
+ */
+ if (bss->if_dynamic)
+ return 0;
+
+ return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
}
-static void i802_deinit(void *priv)
+static void wpa_driver_nl80211_resume(void *priv)
{
struct i802_bss *bss = priv;
- wpa_driver_nl80211_deinit(bss);
+ enum nl80211_iftype nlmode = nl80211_get_ifmode(bss);
+
+ if (i802_set_iface_flags(bss, 1))
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event");
+
+ if (is_p2p_net_interface(nlmode))
+ nl80211_disable_11b_rates(bss->drv, bss->drv->ifindex, 1);
}
-static enum nl80211_iftype wpa_driver_nl80211_if_type(
- enum wpa_driver_if_type type)
+static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
{
- switch (type) {
- case WPA_IF_STATION:
- return NL80211_IFTYPE_STATION;
- case WPA_IF_P2P_CLIENT:
- case WPA_IF_P2P_GROUP:
- return NL80211_IFTYPE_P2P_CLIENT;
- case WPA_IF_AP_VLAN:
- return NL80211_IFTYPE_AP_VLAN;
- case WPA_IF_AP_BSS:
- return NL80211_IFTYPE_AP;
- case WPA_IF_P2P_GO:
- return NL80211_IFTYPE_P2P_GO;
- case WPA_IF_P2P_DEVICE:
- return NL80211_IFTYPE_P2P_DEVICE;
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ struct nlattr *cqm;
+
+ wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d "
+ "hysteresis=%d", threshold, hysteresis);
+
+ if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_CQM)) ||
+ !(cqm = nla_nest_start(msg, NL80211_ATTR_CQM)) ||
+ nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_THOLD, threshold) ||
+ nla_put_u32(msg, NL80211_ATTR_CQM_RSSI_HYST, hysteresis)) {
+ nlmsg_free(msg);
+ return -1;
}
- return -1;
-}
+ nla_nest_end(msg, cqm);
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
+}
-#ifdef CONFIG_P2P
-static int nl80211_addr_in_use(struct nl80211_global *global, const u8 *addr)
+static int get_channel_width(struct nl_msg *msg, void *arg)
{
- struct wpa_driver_nl80211_data *drv;
- dl_list_for_each(drv, &global->interfaces,
- struct wpa_driver_nl80211_data, list) {
- if (os_memcmp(addr, drv->first_bss->addr, ETH_ALEN) == 0)
- return 1;
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct wpa_signal_info *sig_change = arg;
+
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
+
+ sig_change->center_frq1 = -1;
+ sig_change->center_frq2 = -1;
+ sig_change->chanwidth = CHAN_WIDTH_UNKNOWN;
+
+ if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
+ sig_change->chanwidth = convert2width(
+ nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
+ if (tb[NL80211_ATTR_CENTER_FREQ1])
+ sig_change->center_frq1 =
+ nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
+ if (tb[NL80211_ATTR_CENTER_FREQ2])
+ sig_change->center_frq2 =
+ nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
}
- return 0;
+
+ return NL_SKIP;
}
-static int nl80211_p2p_interface_addr(struct wpa_driver_nl80211_data *drv,
- u8 *new_addr)
+static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
+ struct wpa_signal_info *sig)
{
- unsigned int idx;
+ struct nl_msg *msg;
- if (!drv->global)
- return -1;
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
+ return send_and_recv_msgs(drv, msg, get_channel_width, sig);
+}
- os_memcpy(new_addr, drv->first_bss->addr, ETH_ALEN);
- for (idx = 0; idx < 64; idx++) {
- new_addr[0] = drv->first_bss->addr[0] | 0x02;
- new_addr[0] ^= idx << 2;
- if (!nl80211_addr_in_use(drv->global, new_addr))
- break;
+
+static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ int res;
+
+ os_memset(si, 0, sizeof(*si));
+ res = nl80211_get_link_signal(drv, si);
+ if (res) {
+ if (drv->nlmode != NL80211_IFTYPE_ADHOC &&
+ drv->nlmode != NL80211_IFTYPE_MESH_POINT)
+ return res;
+ si->current_signal = 0;
}
- if (idx == 64)
- return -1;
- wpa_printf(MSG_DEBUG, "nl80211: Assigned new P2P Interface Address "
- MACSTR, MAC2STR(new_addr));
+ res = nl80211_get_channel_width(drv, si);
+ if (res != 0)
+ return res;
- return 0;
+ return nl80211_get_link_noise(drv, si);
}
-#endif /* CONFIG_P2P */
+static int nl80211_send_frame(void *priv, const u8 *data, size_t data_len,
+ int encrypt)
+{
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt, 0,
+ 0, 0, 0, 0, NULL, 0);
+}
-struct wdev_info {
- u64 wdev_id;
- int wdev_id_set;
- u8 macaddr[ETH_ALEN];
-};
-static int nl80211_wdev_handler(struct nl_msg *msg, void *arg)
+static int nl80211_set_param(void *priv, const char *param)
{
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct wdev_info *wi = arg;
+ if (param == NULL)
+ return 0;
+ wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
- if (tb[NL80211_ATTR_WDEV]) {
- wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
- wi->wdev_id_set = 1;
+#ifdef CONFIG_P2P
+ if (os_strstr(param, "use_p2p_group_interface=1")) {
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+
+ wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
+ "interface");
+ drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
+ drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
}
+#endif /* CONFIG_P2P */
- if (tb[NL80211_ATTR_MAC])
- os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
- ETH_ALEN);
+ if (os_strstr(param, "use_monitor=1")) {
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ drv->use_monitor = 1;
+ }
- return NL_SKIP;
+ if (os_strstr(param, "force_connect_cmd=1")) {
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ drv->capa.flags &= ~WPA_DRIVER_FLAGS_SME;
+ drv->force_connect_cmd = 1;
+ }
+
+ if (os_strstr(param, "no_offchannel_tx=1")) {
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
+ drv->test_use_roc_tx = 1;
+ }
+
+ return 0;
}
-static int wpa_driver_nl80211_if_add(void *priv, enum wpa_driver_if_type type,
- const char *ifname, const u8 *addr,
- void *bss_ctx, void **drv_priv,
- char *force_ifname, u8 *if_addr,
- const char *bridge, int use_existing)
+static void * nl80211_global_init(void *ctx)
{
- enum nl80211_iftype nlmode;
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ifidx;
- int added = 1;
-
- if (addr)
- os_memcpy(if_addr, addr, ETH_ALEN);
- nlmode = wpa_driver_nl80211_if_type(type);
- if (nlmode == NL80211_IFTYPE_P2P_DEVICE) {
- struct wdev_info p2pdev_info;
+ struct nl80211_global *global;
+ struct netlink_config *cfg;
- os_memset(&p2pdev_info, 0, sizeof(p2pdev_info));
- ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
- 0, nl80211_wdev_handler,
- &p2pdev_info, use_existing);
- if (!p2pdev_info.wdev_id_set || ifidx != 0) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to create a P2P Device interface %s",
- ifname);
- return -1;
- }
+ global = os_zalloc(sizeof(*global));
+ if (global == NULL)
+ return NULL;
+ global->ctx = ctx;
+ global->ioctl_sock = -1;
+ dl_list_init(&global->interfaces);
+ global->if_add_ifindex = -1;
- drv->global->if_add_wdevid = p2pdev_info.wdev_id;
- drv->global->if_add_wdevid_set = p2pdev_info.wdev_id_set;
- if (!is_zero_ether_addr(p2pdev_info.macaddr))
- os_memcpy(if_addr, p2pdev_info.macaddr, ETH_ALEN);
- wpa_printf(MSG_DEBUG, "nl80211: New P2P Device interface %s (0x%llx) created",
- ifname,
- (long long unsigned int) p2pdev_info.wdev_id);
- } else {
- ifidx = nl80211_create_iface(drv, ifname, nlmode, addr,
- 0, NULL, NULL, use_existing);
- if (use_existing && ifidx == -ENFILE) {
- added = 0;
- ifidx = if_nametoindex(ifname);
- } else if (ifidx < 0) {
- return -1;
- }
- }
+ cfg = os_zalloc(sizeof(*cfg));
+ if (cfg == NULL)
+ goto err;
- if (!addr) {
- if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
- os_memcpy(if_addr, bss->addr, ETH_ALEN);
- else if (linux_get_ifhwaddr(drv->global->ioctl_sock,
- bss->ifname, if_addr) < 0) {
- if (added)
- nl80211_remove_iface(drv, ifidx);
- return -1;
- }
+ cfg->ctx = global;
+ cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink;
+ cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink;
+ global->netlink = netlink_init(cfg);
+ if (global->netlink == NULL) {
+ os_free(cfg);
+ goto err;
}
-#ifdef CONFIG_P2P
- if (!addr &&
- (type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP ||
- type == WPA_IF_P2P_GO)) {
- /* Enforce unique P2P Interface Address */
- u8 new_addr[ETH_ALEN];
+ if (wpa_driver_nl80211_init_nl_global(global) < 0)
+ goto err;
- if (linux_get_ifhwaddr(drv->global->ioctl_sock, ifname,
- new_addr) < 0) {
- if (added)
- nl80211_remove_iface(drv, ifidx);
- return -1;
- }
- if (nl80211_addr_in_use(drv->global, new_addr)) {
- wpa_printf(MSG_DEBUG, "nl80211: Allocate new address "
- "for P2P group interface");
- if (nl80211_p2p_interface_addr(drv, new_addr) < 0) {
- if (added)
- nl80211_remove_iface(drv, ifidx);
- return -1;
- }
- if (linux_set_ifhwaddr(drv->global->ioctl_sock, ifname,
- new_addr) < 0) {
- if (added)
- nl80211_remove_iface(drv, ifidx);
- return -1;
- }
- }
- os_memcpy(if_addr, new_addr, ETH_ALEN);
+ global->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
+ if (global->ioctl_sock < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
+ strerror(errno));
+ goto err;
}
-#endif /* CONFIG_P2P */
- if (type == WPA_IF_AP_BSS) {
- struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss));
- if (new_bss == NULL) {
- if (added)
- nl80211_remove_iface(drv, ifidx);
- return -1;
- }
+ return global;
- if (bridge &&
- i802_check_bridge(drv, new_bss, bridge, ifname) < 0) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to add the new "
- "interface %s to a bridge %s",
- ifname, bridge);
- if (added)
- nl80211_remove_iface(drv, ifidx);
- os_free(new_bss);
- return -1;
- }
+err:
+ nl80211_global_deinit(global);
+ return NULL;
+}
- if (linux_set_iface_flags(drv->global->ioctl_sock, ifname, 1))
- {
- if (added)
- nl80211_remove_iface(drv, ifidx);
- os_free(new_bss);
- return -1;
- }
- os_strlcpy(new_bss->ifname, ifname, IFNAMSIZ);
- os_memcpy(new_bss->addr, if_addr, ETH_ALEN);
- new_bss->ifindex = ifidx;
- new_bss->drv = drv;
- new_bss->next = drv->first_bss->next;
- new_bss->freq = drv->first_bss->freq;
- new_bss->ctx = bss_ctx;
- new_bss->added_if = added;
- drv->first_bss->next = new_bss;
- if (drv_priv)
- *drv_priv = new_bss;
- nl80211_init_bss(new_bss);
- /* Subscribe management frames for this WPA_IF_AP_BSS */
- if (nl80211_setup_ap(new_bss))
- return -1;
+static void nl80211_global_deinit(void *priv)
+{
+ struct nl80211_global *global = priv;
+ if (global == NULL)
+ return;
+ if (!dl_list_empty(&global->interfaces)) {
+ wpa_printf(MSG_ERROR, "nl80211: %u interface(s) remain at "
+ "nl80211_global_deinit",
+ dl_list_len(&global->interfaces));
}
- if (drv->global)
- drv->global->if_add_ifindex = ifidx;
+ if (global->netlink)
+ netlink_deinit(global->netlink);
- /*
- * Some virtual interfaces need to process EAPOL packets and events on
- * the parent interface. This is used mainly with hostapd.
- */
- if (ifidx > 0 &&
- (drv->hostapd ||
- nlmode == NL80211_IFTYPE_AP_VLAN ||
- nlmode == NL80211_IFTYPE_WDS ||
- nlmode == NL80211_IFTYPE_MONITOR))
- add_ifidx(drv, ifidx);
+ nl_destroy_handles(&global->nl);
- return 0;
+ if (global->nl_event)
+ nl80211_destroy_eloop_handle(&global->nl_event);
+
+ nl_cb_put(global->nl_cb);
+
+ if (global->ioctl_sock >= 0)
+ close(global->ioctl_sock);
+
+ os_free(global);
}
-static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
- enum wpa_driver_if_type type,
- const char *ifname)
+static const char * nl80211_get_radio_name(void *priv)
{
+ struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- int ifindex = if_nametoindex(ifname);
-
- wpa_printf(MSG_DEBUG, "nl80211: %s(type=%d ifname=%s) ifindex=%d added_if=%d",
- __func__, type, ifname, ifindex, bss->added_if);
- if (ifindex > 0 && (bss->added_if || bss->ifindex != ifindex))
- nl80211_remove_iface(drv, ifindex);
- else if (ifindex > 0 && !bss->added_if) {
- struct wpa_driver_nl80211_data *drv2;
- dl_list_for_each(drv2, &drv->global->interfaces,
- struct wpa_driver_nl80211_data, list)
- del_ifidx(drv2, ifindex);
- }
-
- if (type != WPA_IF_AP_BSS)
- return 0;
+ return drv->phyname;
+}
- if (bss->added_if_into_bridge) {
- if (linux_br_del_if(drv->global->ioctl_sock, bss->brname,
- bss->ifname) < 0)
- wpa_printf(MSG_INFO, "nl80211: Failed to remove "
- "interface %s from bridge %s: %s",
- bss->ifname, bss->brname, strerror(errno));
- }
- if (bss->added_bridge) {
- if (linux_br_del(drv->global->ioctl_sock, bss->brname) < 0)
- wpa_printf(MSG_INFO, "nl80211: Failed to remove "
- "bridge %s: %s",
- bss->brname, strerror(errno));
- }
- if (bss != drv->first_bss) {
- struct i802_bss *tbss;
+static int nl80211_pmkid(struct i802_bss *bss, int cmd, const u8 *bssid,
+ const u8 *pmkid)
+{
+ struct nl_msg *msg;
- wpa_printf(MSG_DEBUG, "nl80211: Not the first BSS - remove it");
- for (tbss = drv->first_bss; tbss; tbss = tbss->next) {
- if (tbss->next == bss) {
- tbss->next = bss->next;
- /* Unsubscribe management frames */
- nl80211_teardown_ap(bss);
- nl80211_destroy_bss(bss);
- if (!bss->added_if)
- i802_set_iface_flags(bss, 0);
- os_free(bss);
- bss = NULL;
- break;
- }
- }
- if (bss)
- wpa_printf(MSG_INFO, "nl80211: %s - could not find "
- "BSS %p in the list", __func__, bss);
- } else {
- wpa_printf(MSG_DEBUG, "nl80211: First BSS - reassign context");
- nl80211_teardown_ap(bss);
- if (!bss->added_if && !drv->first_bss->next)
- wpa_driver_nl80211_del_beacon(drv);
- nl80211_destroy_bss(bss);
- if (!bss->added_if)
- i802_set_iface_flags(bss, 0);
- if (drv->first_bss->next) {
- drv->first_bss = drv->first_bss->next;
- drv->ctx = drv->first_bss->ctx;
- os_free(bss);
- } else {
- wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to");
- }
+ if (!(msg = nl80211_bss_msg(bss, 0, cmd)) ||
+ (pmkid && nla_put(msg, NL80211_ATTR_PMKID, 16, pmkid)) ||
+ (bssid && nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid))) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
}
- return 0;
+ return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
}
-static int cookie_handler(struct nl_msg *msg, void *arg)
+static int nl80211_add_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- u64 *cookie = arg;
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
- if (tb[NL80211_ATTR_COOKIE])
- *cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
- return NL_SKIP;
+ struct i802_bss *bss = priv;
+ wpa_printf(MSG_DEBUG, "nl80211: Add PMKID for " MACSTR, MAC2STR(bssid));
+ return nl80211_pmkid(bss, NL80211_CMD_SET_PMKSA, bssid, pmkid);
}
-static int nl80211_send_frame_cmd(struct i802_bss *bss,
- unsigned int freq, unsigned int wait,
- const u8 *buf, size_t buf_len,
- u64 *cookie_out, int no_cck, int no_ack,
- int offchanok)
+static int nl80211_remove_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- u64 cookie;
- int ret = -1;
+ struct i802_bss *bss = priv;
+ wpa_printf(MSG_DEBUG, "nl80211: Delete PMKID for " MACSTR,
+ MAC2STR(bssid));
+ return nl80211_pmkid(bss, NL80211_CMD_DEL_PMKSA, bssid, pmkid);
+}
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
- wpa_printf(MSG_MSGDUMP, "nl80211: CMD_FRAME freq=%u wait=%u no_cck=%d "
- "no_ack=%d offchanok=%d",
- freq, wait, no_cck, no_ack, offchanok);
- wpa_hexdump(MSG_MSGDUMP, "CMD_FRAME", buf, buf_len);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_FRAME);
+static int nl80211_flush_pmkid(void *priv)
+{
+ struct i802_bss *bss = priv;
+ wpa_printf(MSG_DEBUG, "nl80211: Flush PMKIDs");
+ return nl80211_pmkid(bss, NL80211_CMD_FLUSH_PMKSA, NULL, NULL);
+}
- if (nl80211_set_iface_id(msg, bss) < 0)
- goto nla_put_failure;
- if (freq)
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq);
- if (wait)
- NLA_PUT_U32(msg, NL80211_ATTR_DURATION, wait);
- if (offchanok && ((drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
- drv->test_use_roc_tx))
- NLA_PUT_FLAG(msg, NL80211_ATTR_OFFCHANNEL_TX_OK);
- if (no_cck)
- NLA_PUT_FLAG(msg, NL80211_ATTR_TX_NO_CCK_RATE);
- if (no_ack)
- NLA_PUT_FLAG(msg, NL80211_ATTR_DONT_WAIT_FOR_ACK);
-
- NLA_PUT(msg, NL80211_ATTR_FRAME, buf_len, buf);
- cookie = 0;
- ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
- msg = NULL;
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Frame command failed: ret=%d "
- "(%s) (freq=%u wait=%u)", ret, strerror(-ret),
- freq, wait);
- goto nla_put_failure;
- }
- wpa_printf(MSG_MSGDUMP, "nl80211: Frame TX command accepted%s; "
- "cookie 0x%llx", no_ack ? " (no ACK)" : "",
- (long long unsigned int) cookie);
+static void clean_survey_results(struct survey_results *survey_results)
+{
+ struct freq_survey *survey, *tmp;
- if (cookie_out)
- *cookie_out = no_ack ? (u64) -1 : cookie;
+ if (dl_list_empty(&survey_results->survey_list))
+ return;
-nla_put_failure:
- nlmsg_free(msg);
- return ret;
+ dl_list_for_each_safe(survey, tmp, &survey_results->survey_list,
+ struct freq_survey, list) {
+ dl_list_del(&survey->list);
+ os_free(survey);
+ }
}
-static int wpa_driver_nl80211_send_action(struct i802_bss *bss,
- unsigned int freq,
- unsigned int wait_time,
- const u8 *dst, const u8 *src,
- const u8 *bssid,
- const u8 *data, size_t data_len,
- int no_cck)
+static void add_survey(struct nlattr **sinfo, u32 ifidx,
+ struct dl_list *survey_list)
{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ret = -1;
- u8 *buf;
- struct ieee80211_hdr *hdr;
+ struct freq_survey *survey;
- wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, "
- "freq=%u MHz wait=%d ms no_cck=%d)",
- drv->ifindex, freq, wait_time, no_cck);
+ survey = os_zalloc(sizeof(struct freq_survey));
+ if (!survey)
+ return;
- buf = os_zalloc(24 + data_len);
- if (buf == NULL)
- return ret;
- os_memcpy(buf + 24, data, data_len);
- hdr = (struct ieee80211_hdr *) buf;
- hdr->frame_control =
- IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION);
- os_memcpy(hdr->addr1, dst, ETH_ALEN);
- os_memcpy(hdr->addr2, src, ETH_ALEN);
- os_memcpy(hdr->addr3, bssid, ETH_ALEN);
+ survey->ifidx = ifidx;
+ survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
+ survey->filled = 0;
- if (is_ap_interface(drv->nlmode) &&
- (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
- (int) freq == bss->freq || drv->device_ap_sme ||
- !drv->use_monitor))
- ret = wpa_driver_nl80211_send_mlme(bss, buf, 24 + data_len,
- 0, freq, no_cck, 1,
- wait_time);
- else
- ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
- 24 + data_len,
- &drv->send_action_cookie,
- no_cck, 0, 1);
+ if (sinfo[NL80211_SURVEY_INFO_NOISE]) {
+ survey->nf = (int8_t)
+ nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
+ survey->filled |= SURVEY_HAS_NF;
+ }
- os_free(buf);
- return ret;
-}
+ if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]) {
+ survey->channel_time =
+ nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]);
+ survey->filled |= SURVEY_HAS_CHAN_TIME;
+ }
+ if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]) {
+ survey->channel_time_busy =
+ nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]);
+ survey->filled |= SURVEY_HAS_CHAN_TIME_BUSY;
+ }
-static void wpa_driver_nl80211_send_action_cancel_wait(void *priv)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int ret;
+ if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]) {
+ survey->channel_time_rx =
+ nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]);
+ survey->filled |= SURVEY_HAS_CHAN_TIME_RX;
+ }
- msg = nlmsg_alloc();
- if (!msg)
- return;
+ if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]) {
+ survey->channel_time_tx =
+ nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]);
+ survey->filled |= SURVEY_HAS_CHAN_TIME_TX;
+ }
- wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx",
- (long long unsigned int) drv->send_action_cookie);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_FRAME_WAIT_CANCEL);
+ wpa_printf(MSG_DEBUG, "nl80211: Freq survey dump event (freq=%d MHz noise=%d channel_time=%ld busy_time=%ld tx_time=%ld rx_time=%ld filled=%04x)",
+ survey->freq,
+ survey->nf,
+ (unsigned long int) survey->channel_time,
+ (unsigned long int) survey->channel_time_busy,
+ (unsigned long int) survey->channel_time_tx,
+ (unsigned long int) survey->channel_time_rx,
+ survey->filled);
- if (nl80211_set_iface_id(msg, bss) < 0)
- goto nla_put_failure;
- NLA_PUT_U64(msg, NL80211_ATTR_COOKIE, drv->send_action_cookie);
+ dl_list_add_tail(survey_list, &survey->list);
+}
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret)
- wpa_printf(MSG_DEBUG, "nl80211: wait cancel failed: ret=%d "
- "(%s)", ret, strerror(-ret));
- nla_put_failure:
- nlmsg_free(msg);
+static int check_survey_ok(struct nlattr **sinfo, u32 surveyed_freq,
+ unsigned int freq_filter)
+{
+ if (!freq_filter)
+ return 1;
+
+ return freq_filter == surveyed_freq;
}
-static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq,
- unsigned int duration)
+static int survey_handler(struct nl_msg *msg, void *arg)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int ret;
- u64 cookie;
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
+ struct survey_results *survey_results;
+ u32 surveyed_freq = 0;
+ u32 ifidx;
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
+ [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
+ [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
+ };
- nl80211_cmd(drv, msg, 0, NL80211_CMD_REMAIN_ON_CHANNEL);
+ survey_results = (struct survey_results *) arg;
- if (nl80211_set_iface_id(msg, bss) < 0)
- goto nla_put_failure;
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq);
- NLA_PUT_U32(msg, NL80211_ATTR_DURATION, duration);
+ if (!tb[NL80211_ATTR_IFINDEX])
+ return NL_SKIP;
- cookie = 0;
- ret = send_and_recv_msgs(drv, msg, cookie_handler, &cookie);
- msg = NULL;
- if (ret == 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel cookie "
- "0x%llx for freq=%u MHz duration=%u",
- (long long unsigned int) cookie, freq, duration);
- drv->remain_on_chan_cookie = cookie;
- drv->pending_remain_on_chan = 1;
- return 0;
- }
- wpa_printf(MSG_DEBUG, "nl80211: Failed to request remain-on-channel "
- "(freq=%d duration=%u): %d (%s)",
- freq, duration, ret, strerror(-ret));
-nla_put_failure:
- nlmsg_free(msg);
- return -1;
-}
+ ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
+ if (!tb[NL80211_ATTR_SURVEY_INFO])
+ return NL_SKIP;
-static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- int ret;
+ if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
+ tb[NL80211_ATTR_SURVEY_INFO],
+ survey_policy))
+ return NL_SKIP;
- if (!drv->pending_remain_on_chan) {
- wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
- "to cancel");
- return -1;
+ if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) {
+ wpa_printf(MSG_ERROR, "nl80211: Invalid survey data");
+ return NL_SKIP;
}
- wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie "
- "0x%llx",
- (long long unsigned int) drv->remain_on_chan_cookie);
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
- nl80211_cmd(drv, msg, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL);
+ if (!check_survey_ok(sinfo, surveyed_freq,
+ survey_results->freq_filter))
+ return NL_SKIP;
- if (nl80211_set_iface_id(msg, bss) < 0)
- goto nla_put_failure;
+ if (survey_results->freq_filter &&
+ survey_results->freq_filter != surveyed_freq) {
+ wpa_printf(MSG_EXCESSIVE, "nl80211: Ignoring survey data for freq %d MHz",
+ surveyed_freq);
+ return NL_SKIP;
+ }
- NLA_PUT_U64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie);
+ add_survey(sinfo, ifidx, &survey_results->survey_list);
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret == 0)
- return 0;
- wpa_printf(MSG_DEBUG, "nl80211: Failed to cancel remain-on-channel: "
- "%d (%s)", ret, strerror(-ret));
-nla_put_failure:
- nlmsg_free(msg);
- return -1;
+ return NL_SKIP;
}
-static int wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report)
+static int wpa_driver_nl80211_get_survey(void *priv, unsigned int freq)
{
+ struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ int err;
+ union wpa_event_data data;
+ struct survey_results *survey_results;
- if (!report) {
- if (bss->nl_preq && drv->device_ap_sme &&
- is_ap_interface(drv->nlmode) && !bss->in_deinit &&
- !bss->static_ap) {
- /*
- * Do not disable Probe Request reporting that was
- * enabled in nl80211_setup_ap().
- */
- wpa_printf(MSG_DEBUG, "nl80211: Skip disabling of "
- "Probe Request reporting nl_preq=%p while "
- "in AP mode", bss->nl_preq);
- } else if (bss->nl_preq) {
- wpa_printf(MSG_DEBUG, "nl80211: Disable Probe Request "
- "reporting nl_preq=%p", bss->nl_preq);
- nl80211_destroy_eloop_handle(&bss->nl_preq);
- }
- return 0;
- }
+ os_memset(&data, 0, sizeof(data));
+ survey_results = &data.survey_results;
- if (bss->nl_preq) {
- wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
- "already on! nl_preq=%p", bss->nl_preq);
- return 0;
- }
+ dl_list_init(&survey_results->survey_list);
- bss->nl_preq = nl_create_handle(drv->global->nl_cb, "preq");
- if (bss->nl_preq == NULL)
- return -1;
- wpa_printf(MSG_DEBUG, "nl80211: Enable Probe Request "
- "reporting nl_preq=%p", bss->nl_preq);
+ msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
+ if (!msg)
+ return -ENOBUFS;
- if (nl80211_register_frame(bss, bss->nl_preq,
- (WLAN_FC_TYPE_MGMT << 2) |
- (WLAN_FC_STYPE_PROBE_REQ << 4),
- NULL, 0) < 0)
- goto out_err;
+ if (freq)
+ data.survey_results.freq_filter = freq;
- nl80211_register_eloop_read(&bss->nl_preq,
- wpa_driver_nl80211_event_receive,
- bss->nl_cb);
+ do {
+ wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data");
+ err = send_and_recv_msgs(drv, msg, survey_handler,
+ survey_results);
+ } while (err > 0);
- return 0;
+ if (err)
+ wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data");
+ else
+ wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data);
- out_err:
- nl_destroy_handles(&bss->nl_preq);
- return -1;
+ clean_survey_results(survey_results);
+ return err;
}
-static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
- int ifindex, int disabled)
+static void nl80211_set_rekey_info(void *priv, const u8 *kek, size_t kek_len,
+ const u8 *kck, size_t kck_len,
+ const u8 *replay_ctr)
{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nlattr *replay_nested;
struct nl_msg *msg;
- struct nlattr *bands, *band;
int ret;
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ if (!drv->set_rekey_offload)
+ return;
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_TX_BITRATE_MASK);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifindex);
+ wpa_printf(MSG_DEBUG, "nl80211: Set rekey offload");
+ if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_REKEY_OFFLOAD)) ||
+ !(replay_nested = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA)) ||
+ nla_put(msg, NL80211_REKEY_DATA_KEK, kek_len, kek) ||
+ nla_put(msg, NL80211_REKEY_DATA_KCK, kck_len, kck) ||
+ nla_put(msg, NL80211_REKEY_DATA_REPLAY_CTR, NL80211_REPLAY_CTR_LEN,
+ replay_ctr)) {
+ nl80211_nlmsg_clear(msg);
+ nlmsg_free(msg);
+ return;
+ }
- bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
- if (!bands)
- goto nla_put_failure;
+ nla_nest_end(msg, replay_nested);
- /*
- * Disable 2 GHz rates 1, 2, 5.5, 11 Mbps by masking out everything
- * else apart from 6, 9, 12, 18, 24, 36, 48, 54 Mbps from non-MCS
- * rates. All 5 GHz rates are left enabled.
- */
- band = nla_nest_start(msg, NL80211_BAND_2GHZ);
- if (!band)
- goto nla_put_failure;
- if (disabled) {
- NLA_PUT(msg, NL80211_TXRATE_LEGACY, 8,
- "\x0c\x12\x18\x24\x30\x48\x60\x6c");
+ ret = send_and_recv_msgs(drv, msg, NULL, (void *) -1);
+ if (ret == -EOPNOTSUPP) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Driver does not support rekey offload");
+ drv->set_rekey_offload = 0;
}
- nla_nest_end(msg, band);
+}
- nla_nest_end(msg, bands);
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Set TX rates failed: ret=%d "
- "(%s)", ret, strerror(-ret));
- } else
- drv->disabled_11b_rates = disabled;
+static void nl80211_send_null_frame(struct i802_bss *bss, const u8 *own_addr,
+ const u8 *addr, int qos)
+{
+ /* send data frame to poll STA and check whether
+ * this frame is ACKed */
+ struct {
+ struct ieee80211_hdr hdr;
+ u16 qos_ctl;
+ } STRUCT_PACKED nulldata;
+ size_t size;
- return ret;
+ /* Send data frame to poll STA and check whether this frame is ACKed */
-nla_put_failure:
- nlmsg_free(msg);
- return -1;
-}
+ os_memset(&nulldata, 0, sizeof(nulldata));
+ if (qos) {
+ nulldata.hdr.frame_control =
+ IEEE80211_FC(WLAN_FC_TYPE_DATA,
+ WLAN_FC_STYPE_QOS_NULL);
+ size = sizeof(nulldata);
+ } else {
+ nulldata.hdr.frame_control =
+ IEEE80211_FC(WLAN_FC_TYPE_DATA,
+ WLAN_FC_STYPE_NULLFUNC);
+ size = sizeof(struct ieee80211_hdr);
+ }
-static int wpa_driver_nl80211_deinit_ap(void *priv)
+ nulldata.hdr.frame_control |= host_to_le16(WLAN_FC_FROMDS);
+ os_memcpy(nulldata.hdr.IEEE80211_DA_FROMDS, addr, ETH_ALEN);
+ os_memcpy(nulldata.hdr.IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
+ os_memcpy(nulldata.hdr.IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
+
+ if (wpa_driver_nl80211_send_mlme(bss, (u8 *) &nulldata, size, 0, 0, 0,
+ 0, 0, NULL, 0) < 0)
+ wpa_printf(MSG_DEBUG, "nl80211_send_null_frame: Failed to "
+ "send poll frame");
+}
+
+static void nl80211_poll_client(void *priv, const u8 *own_addr, const u8 *addr,
+ int qos)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- if (!is_ap_interface(drv->nlmode))
- return -1;
- wpa_driver_nl80211_del_beacon(drv);
+ struct nl_msg *msg;
+ int ret;
- /*
- * If the P2P GO interface was dynamically added, then it is
- * possible that the interface change to station is not possible.
- */
- if (drv->nlmode == NL80211_IFTYPE_P2P_GO && bss->if_dynamic)
- return 0;
+ if (!drv->poll_command_supported) {
+ nl80211_send_null_frame(bss, own_addr, addr, qos);
+ return;
+ }
- return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
+ if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_PROBE_CLIENT)) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
+ nlmsg_free(msg);
+ return;
+ }
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Client probe request for "
+ MACSTR " failed: ret=%d (%s)",
+ MAC2STR(addr), ret, strerror(-ret));
+ }
}
-static int wpa_driver_nl80211_stop_ap(void *priv)
+static int nl80211_set_power_save(struct i802_bss *bss, int enabled)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- if (!is_ap_interface(drv->nlmode))
- return -1;
- wpa_driver_nl80211_del_beacon(drv);
- bss->beacon_set = 0;
- return 0;
+ struct nl_msg *msg;
+
+ if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_POWER_SAVE)) ||
+ nla_put_u32(msg, NL80211_ATTR_PS_STATE,
+ enabled ? NL80211_PS_ENABLED : NL80211_PS_DISABLED)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
+ }
+ return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
}
-static int wpa_driver_nl80211_deinit_p2p_cli(void *priv)
+static int nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps,
+ int ctwindow)
{
struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- if (drv->nlmode != NL80211_IFTYPE_P2P_CLIENT)
- return -1;
-
- /*
- * If the P2P Client interface was dynamically added, then it is
- * possible that the interface change to station is not possible.
- */
- if (bss->if_dynamic)
- return 0;
- return wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_STATION);
-}
+ wpa_printf(MSG_DEBUG, "nl80211: set_p2p_powersave (legacy_ps=%d "
+ "opp_ps=%d ctwindow=%d)", legacy_ps, opp_ps, ctwindow);
+ if (opp_ps != -1 || ctwindow != -1) {
+#ifdef ANDROID_P2P
+ wpa_driver_set_p2p_ps(priv, legacy_ps, opp_ps, ctwindow);
+#else /* ANDROID_P2P */
+ return -1; /* Not yet supported */
+#endif /* ANDROID_P2P */
+ }
-static void wpa_driver_nl80211_resume(void *priv)
-{
- struct i802_bss *bss = priv;
+ if (legacy_ps == -1)
+ return 0;
+ if (legacy_ps != 0 && legacy_ps != 1)
+ return -1; /* Not yet supported */
- if (i802_set_iface_flags(bss, 1))
- wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event");
+ return nl80211_set_power_save(bss, legacy_ps);
}
-static int nl80211_send_ft_action(void *priv, u8 action, const u8 *target_ap,
- const u8 *ies, size_t ies_len)
+static int nl80211_start_radar_detection(void *priv,
+ struct hostapd_freq_params *freq)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
int ret;
- u8 *data, *pos;
- size_t data_len;
- const u8 *own_addr = bss->addr;
- if (action != 1) {
- wpa_printf(MSG_ERROR, "nl80211: Unsupported send_ft_action "
- "action %d", action);
+ wpa_printf(MSG_DEBUG, "nl80211: Start radar detection (CAC) %d MHz (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
+ freq->freq, freq->ht_enabled, freq->vht_enabled,
+ freq->bandwidth, freq->center_freq1, freq->center_freq2);
+
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) {
+ wpa_printf(MSG_DEBUG, "nl80211: Driver does not support radar "
+ "detection");
return -1;
}
- /*
- * Action frame payload:
- * Category[1] = 6 (Fast BSS Transition)
- * Action[1] = 1 (Fast BSS Transition Request)
- * STA Address
- * Target AP Address
- * FT IEs
- */
-
- data_len = 2 + 2 * ETH_ALEN + ies_len;
- data = os_malloc(data_len);
- if (data == NULL)
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_RADAR_DETECT)) ||
+ nl80211_put_freq_params(msg, freq) < 0) {
+ nlmsg_free(msg);
return -1;
- pos = data;
- *pos++ = 0x06; /* FT Action category */
- *pos++ = action;
- os_memcpy(pos, own_addr, ETH_ALEN);
- pos += ETH_ALEN;
- os_memcpy(pos, target_ap, ETH_ALEN);
- pos += ETH_ALEN;
- os_memcpy(pos, ies, ies_len);
-
- ret = wpa_driver_nl80211_send_action(bss, drv->assoc_freq, 0,
- drv->bssid, own_addr, drv->bssid,
- data, data_len, 0);
- os_free(data);
+ }
- return ret;
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret == 0)
+ return 0;
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to start radar detection: "
+ "%d (%s)", ret, strerror(-ret));
+ return -1;
}
+#ifdef CONFIG_TDLS
-static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
+static int nl80211_send_tdls_mgmt(void *priv, const u8 *dst, u8 action_code,
+ u8 dialog_token, u16 status_code,
+ u32 peer_capab, int initiator, const u8 *buf,
+ size_t len)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
- struct nlattr *cqm;
- int ret = -1;
-
- wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d "
- "hysteresis=%d", threshold, hysteresis);
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_CQM);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
+ return -EOPNOTSUPP;
- cqm = nla_nest_start(msg, NL80211_ATTR_CQM);
- if (cqm == NULL)
- goto nla_put_failure;
+ if (!dst)
+ return -EINVAL;
- NLA_PUT_U32(msg, NL80211_ATTR_CQM_RSSI_THOLD, threshold);
- NLA_PUT_U32(msg, NL80211_ATTR_CQM_RSSI_HYST, hysteresis);
- nla_nest_end(msg, cqm);
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_MGMT)) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, dst) ||
+ nla_put_u8(msg, NL80211_ATTR_TDLS_ACTION, action_code) ||
+ nla_put_u8(msg, NL80211_ATTR_TDLS_DIALOG_TOKEN, dialog_token) ||
+ nla_put_u16(msg, NL80211_ATTR_STATUS_CODE, status_code))
+ goto fail;
+ if (peer_capab) {
+ /*
+ * The internal enum tdls_peer_capability definition is
+ * currently identical with the nl80211 enum
+ * nl80211_tdls_peer_capability, so no conversion is needed
+ * here.
+ */
+ if (nla_put_u32(msg, NL80211_ATTR_TDLS_PEER_CAPABILITY,
+ peer_capab))
+ goto fail;
+ }
+ if ((initiator &&
+ nla_put_flag(msg, NL80211_ATTR_TDLS_INITIATOR)) ||
+ nla_put(msg, NL80211_ATTR_IE, len, buf))
+ goto fail;
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
-nla_put_failure:
+fail:
nlmsg_free(msg);
- return ret;
+ return -ENOBUFS;
}
-static int get_channel_width(struct nl_msg *msg, void *arg)
+static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer)
{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct wpa_signal_info *sig_change = arg;
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ enum nl80211_tdls_operation nl80211_oper;
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
+ return -EOPNOTSUPP;
- sig_change->center_frq1 = -1;
- sig_change->center_frq2 = -1;
- sig_change->chanwidth = CHAN_WIDTH_UNKNOWN;
+ switch (oper) {
+ case TDLS_DISCOVERY_REQ:
+ nl80211_oper = NL80211_TDLS_DISCOVERY_REQ;
+ break;
+ case TDLS_SETUP:
+ nl80211_oper = NL80211_TDLS_SETUP;
+ break;
+ case TDLS_TEARDOWN:
+ nl80211_oper = NL80211_TDLS_TEARDOWN;
+ break;
+ case TDLS_ENABLE_LINK:
+ nl80211_oper = NL80211_TDLS_ENABLE_LINK;
+ break;
+ case TDLS_DISABLE_LINK:
+ nl80211_oper = NL80211_TDLS_DISABLE_LINK;
+ break;
+ case TDLS_ENABLE:
+ return 0;
+ case TDLS_DISABLE:
+ return 0;
+ default:
+ return -EINVAL;
+ }
- if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
- sig_change->chanwidth = convert2width(
- nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
- if (tb[NL80211_ATTR_CENTER_FREQ1])
- sig_change->center_frq1 =
- nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
- if (tb[NL80211_ATTR_CENTER_FREQ2])
- sig_change->center_frq2 =
- nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_TDLS_OPER)) ||
+ nla_put_u8(msg, NL80211_ATTR_TDLS_OPERATION, nl80211_oper) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, peer)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
}
- return NL_SKIP;
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
}
-static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
- struct wpa_signal_info *sig)
+static int
+nl80211_tdls_enable_channel_switch(void *priv, const u8 *addr, u8 oper_class,
+ const struct hostapd_freq_params *params)
{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
+ int ret = -ENOBUFS;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_INTERFACE);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
+ !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
+ return -EOPNOTSUPP;
- return send_and_recv_msgs(drv, msg, get_channel_width, sig);
+ wpa_printf(MSG_DEBUG, "nl80211: Enable TDLS channel switch " MACSTR
+ " oper_class=%u freq=%u",
+ MAC2STR(addr), oper_class, params->freq);
+ msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CHANNEL_SWITCH);
+ if (!msg ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
+ nla_put_u8(msg, NL80211_ATTR_OPER_CLASS, oper_class) ||
+ (ret = nl80211_put_freq_params(msg, params))) {
+ nlmsg_free(msg);
+ wpa_printf(MSG_DEBUG, "nl80211: Could not build TDLS chan switch");
+ return ret;
+ }
-nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
}
-static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si)
+static int
+nl80211_tdls_disable_channel_switch(void *priv, const u8 *addr)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- int res;
+ struct nl_msg *msg;
- os_memset(si, 0, sizeof(*si));
- res = nl80211_get_link_signal(drv, si);
- if (res != 0)
- return res;
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
+ !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
+ return -EOPNOTSUPP;
- res = nl80211_get_channel_width(drv, si);
- if (res != 0)
- return res;
+ wpa_printf(MSG_DEBUG, "nl80211: Disable TDLS channel switch " MACSTR,
+ MAC2STR(addr));
+ msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH);
+ if (!msg ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
+ nlmsg_free(msg);
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Could not build TDLS cancel chan switch");
+ return -ENOBUFS;
+ }
- return nl80211_get_link_noise(drv, si);
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
+}
+
+#endif /* CONFIG TDLS */
+
+
+static int driver_nl80211_set_key(const char *ifname, void *priv,
+ enum wpa_alg alg, const u8 *addr,
+ int key_idx, int set_tx,
+ const u8 *seq, size_t seq_len,
+ const u8 *key, size_t key_len)
+{
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_set_key(ifname, bss, alg, addr, key_idx,
+ set_tx, seq, seq_len, key, key_len);
}
-static int wpa_driver_nl80211_shared_freq(void *priv)
+static int driver_nl80211_scan2(void *priv,
+ struct wpa_driver_scan_params *params)
{
struct i802_bss *bss = priv;
+#ifdef CONFIG_DRIVER_NL80211_QCA
struct wpa_driver_nl80211_data *drv = bss->drv;
- struct wpa_driver_nl80211_data *driver;
- int freq = 0;
/*
- * If the same PHY is in connected state with some other interface,
- * then retrieve the assoc freq.
+ * Do a vendor specific scan if possible. If only_new_results is
+ * set, do a normal scan since a kernel (cfg80211) BSS cache flush
+ * cannot be achieved through a vendor scan. The below condition may
+ * need to be modified if new scan flags are added in the future whose
+ * functionality can only be achieved through a normal scan.
*/
- wpa_printf(MSG_DEBUG, "nl80211: Get shared freq for PHY %s",
- drv->phyname);
-
- dl_list_for_each(driver, &drv->global->interfaces,
- struct wpa_driver_nl80211_data, list) {
- if (drv == driver ||
- os_strcmp(drv->phyname, driver->phyname) != 0 ||
- !driver->associated)
- continue;
-
- wpa_printf(MSG_DEBUG, "nl80211: Found a match for PHY %s - %s "
- MACSTR,
- driver->phyname, driver->first_bss->ifname,
- MAC2STR(driver->first_bss->addr));
- if (is_ap_interface(driver->nlmode))
- freq = driver->first_bss->freq;
- else
- freq = nl80211_get_assoc_freq(driver);
- wpa_printf(MSG_DEBUG, "nl80211: Shared freq for PHY %s: %d",
- drv->phyname, freq);
- }
-
- if (!freq)
- wpa_printf(MSG_DEBUG, "nl80211: No shared interface for "
- "PHY (%s) in associated state", drv->phyname);
-
- return freq;
+ if (drv->scan_vendor_cmd_avail && !params->only_new_results)
+ return wpa_driver_nl80211_vendor_scan(bss, params);
+#endif /* CONFIG_DRIVER_NL80211_QCA */
+ return wpa_driver_nl80211_scan(bss, params);
}
-static int nl80211_send_frame(void *priv, const u8 *data, size_t data_len,
- int encrypt)
+static int driver_nl80211_deauthenticate(void *priv, const u8 *addr,
+ int reason_code)
{
struct i802_bss *bss = priv;
- return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt, 0,
- 0, 0, 0, 0);
+ return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code);
}
-static int nl80211_set_param(void *priv, const char *param)
+static int driver_nl80211_authenticate(void *priv,
+ struct wpa_driver_auth_params *params)
{
- wpa_printf(MSG_DEBUG, "nl80211: driver param='%s'", param);
- if (param == NULL)
- return 0;
-
-#ifdef CONFIG_P2P
- if (os_strstr(param, "use_p2p_group_interface=1")) {
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
-
- wpa_printf(MSG_DEBUG, "nl80211: Use separate P2P group "
- "interface");
- drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
- drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P;
- }
-
- if (os_strstr(param, "p2p_device=1")) {
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- drv->allow_p2p_device = 1;
- }
-#endif /* CONFIG_P2P */
-
- if (os_strstr(param, "use_monitor=1")) {
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- drv->use_monitor = 1;
- }
-
- if (os_strstr(param, "force_connect_cmd=1")) {
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- drv->capa.flags &= ~WPA_DRIVER_FLAGS_SME;
- drv->force_connect_cmd = 1;
- }
-
- if (os_strstr(param, "no_offchannel_tx=1")) {
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- drv->capa.flags &= ~WPA_DRIVER_FLAGS_OFFCHANNEL_TX;
- drv->test_use_roc_tx = 1;
- }
-
- return 0;
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_authenticate(bss, params);
}
-static void * nl80211_global_init(void)
+static void driver_nl80211_deinit(void *priv)
{
- struct nl80211_global *global;
- struct netlink_config *cfg;
-
- global = os_zalloc(sizeof(*global));
- if (global == NULL)
- return NULL;
- global->ioctl_sock = -1;
- dl_list_init(&global->interfaces);
- global->if_add_ifindex = -1;
-
- cfg = os_zalloc(sizeof(*cfg));
- if (cfg == NULL)
- goto err;
-
- cfg->ctx = global;
- cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink;
- cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink;
- global->netlink = netlink_init(cfg);
- if (global->netlink == NULL) {
- os_free(cfg);
- goto err;
- }
-
- if (wpa_driver_nl80211_init_nl_global(global) < 0)
- goto err;
-
- global->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
- if (global->ioctl_sock < 0) {
- wpa_printf(MSG_ERROR, "nl80211: socket(PF_INET,SOCK_DGRAM) failed: %s",
- strerror(errno));
- goto err;
- }
-
- return global;
-
-err:
- nl80211_global_deinit(global);
- return NULL;
+ struct i802_bss *bss = priv;
+ wpa_driver_nl80211_deinit(bss);
}
-static void nl80211_global_deinit(void *priv)
+static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type,
+ const char *ifname)
{
- struct nl80211_global *global = priv;
- if (global == NULL)
- return;
- if (!dl_list_empty(&global->interfaces)) {
- wpa_printf(MSG_ERROR, "nl80211: %u interface(s) remain at "
- "nl80211_global_deinit",
- dl_list_len(&global->interfaces));
- }
-
- if (global->netlink)
- netlink_deinit(global->netlink);
-
- nl_destroy_handles(&global->nl);
-
- if (global->nl_event)
- nl80211_destroy_eloop_handle(&global->nl_event);
-
- nl_cb_put(global->nl_cb);
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_if_remove(bss, type, ifname);
+}
- if (global->ioctl_sock >= 0)
- close(global->ioctl_sock);
- os_free(global);
+static int driver_nl80211_send_mlme(void *priv, const u8 *data,
+ size_t data_len, int noack,
+ unsigned int freq,
+ const u16 *csa_offs, size_t csa_offs_len)
+{
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack,
+ freq, 0, 0, 0, csa_offs,
+ csa_offs_len);
}
-static const char * nl80211_get_radio_name(void *priv)
+static int driver_nl80211_sta_remove(void *priv, const u8 *addr)
{
struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- return drv->phyname;
+ return wpa_driver_nl80211_sta_remove(bss, addr, -1, 0);
}
-static int nl80211_pmkid(struct i802_bss *bss, int cmd, const u8 *bssid,
- const u8 *pmkid)
+static int driver_nl80211_set_sta_vlan(void *priv, const u8 *addr,
+ const char *ifname, int vlan_id)
{
- struct nl_msg *msg;
+ struct i802_bss *bss = priv;
+ return i802_set_sta_vlan(bss, addr, ifname, vlan_id);
+}
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
- nl80211_cmd(bss->drv, msg, 0, cmd);
+static int driver_nl80211_read_sta_data(void *priv,
+ struct hostap_sta_driver_data *data,
+ const u8 *addr)
+{
+ struct i802_bss *bss = priv;
+ return i802_read_sta_data(bss, data, addr);
+}
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(bss->ifname));
- if (pmkid)
- NLA_PUT(msg, NL80211_ATTR_PMKID, 16, pmkid);
- if (bssid)
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, bssid);
- return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
- nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
+static int driver_nl80211_send_action(void *priv, unsigned int freq,
+ unsigned int wait_time,
+ const u8 *dst, const u8 *src,
+ const u8 *bssid,
+ const u8 *data, size_t data_len,
+ int no_cck)
+{
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_send_action(bss, freq, wait_time, dst, src,
+ bssid, data, data_len, no_cck);
}
-static int nl80211_add_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
+static int driver_nl80211_probe_req_report(void *priv, int report)
{
struct i802_bss *bss = priv;
- wpa_printf(MSG_DEBUG, "nl80211: Add PMKID for " MACSTR, MAC2STR(bssid));
- return nl80211_pmkid(bss, NL80211_CMD_SET_PMKSA, bssid, pmkid);
+ return wpa_driver_nl80211_probe_req_report(bss, report);
}
-static int nl80211_remove_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
+static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md,
+ const u8 *ies, size_t ies_len)
{
+ int ret;
+ struct nl_msg *msg;
struct i802_bss *bss = priv;
- wpa_printf(MSG_DEBUG, "nl80211: Delete PMKID for " MACSTR,
- MAC2STR(bssid));
- return nl80211_pmkid(bss, NL80211_CMD_DEL_PMKSA, bssid, pmkid);
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ u16 mdid = WPA_GET_LE16(md);
+
+ wpa_printf(MSG_DEBUG, "nl80211: Updating FT IEs");
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_UPDATE_FT_IES)) ||
+ nla_put(msg, NL80211_ATTR_IE, ies_len, ies) ||
+ nla_put_u16(msg, NL80211_ATTR_MDID, mdid)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
+ }
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: update_ft_ies failed "
+ "err=%d (%s)", ret, strerror(-ret));
+ }
+
+ return ret;
}
-static int nl80211_flush_pmkid(void *priv)
+static const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
{
struct i802_bss *bss = priv;
- wpa_printf(MSG_DEBUG, "nl80211: Flush PMKIDs");
- return nl80211_pmkid(bss, NL80211_CMD_FLUSH_PMKSA, NULL, NULL);
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+
+ if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE)
+ return NULL;
+
+ return bss->addr;
}
-static void clean_survey_results(struct survey_results *survey_results)
+static const char * scan_state_str(enum scan_states scan_state)
{
- struct freq_survey *survey, *tmp;
-
- if (dl_list_empty(&survey_results->survey_list))
- return;
-
- dl_list_for_each_safe(survey, tmp, &survey_results->survey_list,
- struct freq_survey, list) {
- dl_list_del(&survey->list);
- os_free(survey);
+ switch (scan_state) {
+ case NO_SCAN:
+ return "NO_SCAN";
+ case SCAN_REQUESTED:
+ return "SCAN_REQUESTED";
+ case SCAN_STARTED:
+ return "SCAN_STARTED";
+ case SCAN_COMPLETED:
+ return "SCAN_COMPLETED";
+ case SCAN_ABORTED:
+ return "SCAN_ABORTED";
+ case SCHED_SCAN_STARTED:
+ return "SCHED_SCAN_STARTED";
+ case SCHED_SCAN_STOPPED:
+ return "SCHED_SCAN_STOPPED";
+ case SCHED_SCAN_RESULTS:
+ return "SCHED_SCAN_RESULTS";
}
+
+ return "??";
}
-static void add_survey(struct nlattr **sinfo, u32 ifidx,
- struct dl_list *survey_list)
+static int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen)
{
- struct freq_survey *survey;
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ int res;
+ char *pos, *end;
- survey = os_zalloc(sizeof(struct freq_survey));
- if (!survey)
- return;
+ pos = buf;
+ end = buf + buflen;
- survey->ifidx = ifidx;
- survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
- survey->filled = 0;
+ res = os_snprintf(pos, end - pos,
+ "ifindex=%d\n"
+ "ifname=%s\n"
+ "brname=%s\n"
+ "addr=" MACSTR "\n"
+ "freq=%d\n"
+ "%s%s%s%s%s",
+ bss->ifindex,
+ bss->ifname,
+ bss->brname,
+ MAC2STR(bss->addr),
+ bss->freq,
+ bss->beacon_set ? "beacon_set=1\n" : "",
+ bss->added_if_into_bridge ?
+ "added_if_into_bridge=1\n" : "",
+ bss->added_bridge ? "added_bridge=1\n" : "",
+ bss->in_deinit ? "in_deinit=1\n" : "",
+ bss->if_dynamic ? "if_dynamic=1\n" : "");
+ if (os_snprintf_error(end - pos, res))
+ return pos - buf;
+ pos += res;
- if (sinfo[NL80211_SURVEY_INFO_NOISE]) {
- survey->nf = (int8_t)
- nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
- survey->filled |= SURVEY_HAS_NF;
+ if (bss->wdev_id_set) {
+ res = os_snprintf(pos, end - pos, "wdev_id=%llu\n",
+ (unsigned long long) bss->wdev_id);
+ if (os_snprintf_error(end - pos, res))
+ return pos - buf;
+ pos += res;
}
- if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]) {
- survey->channel_time =
- nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME]);
- survey->filled |= SURVEY_HAS_CHAN_TIME;
- }
+ res = os_snprintf(pos, end - pos,
+ "phyname=%s\n"
+ "perm_addr=" MACSTR "\n"
+ "drv_ifindex=%d\n"
+ "operstate=%d\n"
+ "scan_state=%s\n"
+ "auth_bssid=" MACSTR "\n"
+ "auth_attempt_bssid=" MACSTR "\n"
+ "bssid=" MACSTR "\n"
+ "prev_bssid=" MACSTR "\n"
+ "associated=%d\n"
+ "assoc_freq=%u\n"
+ "monitor_sock=%d\n"
+ "monitor_ifidx=%d\n"
+ "monitor_refcount=%d\n"
+ "last_mgmt_freq=%u\n"
+ "eapol_tx_sock=%d\n"
+ "%s%s%s%s%s%s%s%s%s%s%s%s%s",
+ drv->phyname,
+ MAC2STR(drv->perm_addr),
+ drv->ifindex,
+ drv->operstate,
+ scan_state_str(drv->scan_state),
+ MAC2STR(drv->auth_bssid),
+ MAC2STR(drv->auth_attempt_bssid),
+ MAC2STR(drv->bssid),
+ MAC2STR(drv->prev_bssid),
+ drv->associated,
+ drv->assoc_freq,
+ drv->monitor_sock,
+ drv->monitor_ifidx,
+ drv->monitor_refcount,
+ drv->last_mgmt_freq,
+ drv->eapol_tx_sock,
+ drv->ignore_if_down_event ?
+ "ignore_if_down_event=1\n" : "",
+ drv->scan_complete_events ?
+ "scan_complete_events=1\n" : "",
+ drv->disabled_11b_rates ?
+ "disabled_11b_rates=1\n" : "",
+ drv->pending_remain_on_chan ?
+ "pending_remain_on_chan=1\n" : "",
+ drv->in_interface_list ? "in_interface_list=1\n" : "",
+ drv->device_ap_sme ? "device_ap_sme=1\n" : "",
+ drv->poll_command_supported ?
+ "poll_command_supported=1\n" : "",
+ drv->data_tx_status ? "data_tx_status=1\n" : "",
+ drv->scan_for_auth ? "scan_for_auth=1\n" : "",
+ drv->retry_auth ? "retry_auth=1\n" : "",
+ drv->use_monitor ? "use_monitor=1\n" : "",
+ drv->ignore_next_local_disconnect ?
+ "ignore_next_local_disconnect=1\n" : "",
+ drv->ignore_next_local_deauth ?
+ "ignore_next_local_deauth=1\n" : "");
+ if (os_snprintf_error(end - pos, res))
+ return pos - buf;
+ pos += res;
- if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]) {
- survey->channel_time_busy =
- nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_BUSY]);
- survey->filled |= SURVEY_HAS_CHAN_TIME_BUSY;
+ if (drv->has_capability) {
+ res = os_snprintf(pos, end - pos,
+ "capa.key_mgmt=0x%x\n"
+ "capa.enc=0x%x\n"
+ "capa.auth=0x%x\n"
+ "capa.flags=0x%llx\n"
+ "capa.rrm_flags=0x%x\n"
+ "capa.max_scan_ssids=%d\n"
+ "capa.max_sched_scan_ssids=%d\n"
+ "capa.sched_scan_supported=%d\n"
+ "capa.max_match_sets=%d\n"
+ "capa.max_remain_on_chan=%u\n"
+ "capa.max_stations=%u\n"
+ "capa.probe_resp_offloads=0x%x\n"
+ "capa.max_acl_mac_addrs=%u\n"
+ "capa.num_multichan_concurrent=%u\n"
+ "capa.mac_addr_rand_sched_scan_supported=%d\n"
+ "capa.mac_addr_rand_scan_supported=%d\n"
+ "capa.conc_capab=%u\n"
+ "capa.max_conc_chan_2_4=%u\n"
+ "capa.max_conc_chan_5_0=%u\n"
+ "capa.max_sched_scan_plans=%u\n"
+ "capa.max_sched_scan_plan_interval=%u\n"
+ "capa.max_sched_scan_plan_iterations=%u\n",
+ drv->capa.key_mgmt,
+ drv->capa.enc,
+ drv->capa.auth,
+ (unsigned long long) drv->capa.flags,
+ drv->capa.rrm_flags,
+ drv->capa.max_scan_ssids,
+ drv->capa.max_sched_scan_ssids,
+ drv->capa.sched_scan_supported,
+ drv->capa.max_match_sets,
+ drv->capa.max_remain_on_chan,
+ drv->capa.max_stations,
+ drv->capa.probe_resp_offloads,
+ drv->capa.max_acl_mac_addrs,
+ drv->capa.num_multichan_concurrent,
+ drv->capa.mac_addr_rand_sched_scan_supported,
+ drv->capa.mac_addr_rand_scan_supported,
+ drv->capa.conc_capab,
+ drv->capa.max_conc_chan_2_4,
+ drv->capa.max_conc_chan_5_0,
+ drv->capa.max_sched_scan_plans,
+ drv->capa.max_sched_scan_plan_interval,
+ drv->capa.max_sched_scan_plan_iterations);
+ if (os_snprintf_error(end - pos, res))
+ return pos - buf;
+ pos += res;
}
- if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]) {
- survey->channel_time_rx =
- nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_RX]);
- survey->filled |= SURVEY_HAS_CHAN_TIME_RX;
- }
+ return pos - buf;
+}
- if (sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]) {
- survey->channel_time_tx =
- nla_get_u64(sinfo[NL80211_SURVEY_INFO_CHANNEL_TIME_TX]);
- survey->filled |= SURVEY_HAS_CHAN_TIME_TX;
- }
- wpa_printf(MSG_DEBUG, "nl80211: Freq survey dump event (freq=%d MHz noise=%d channel_time=%ld busy_time=%ld tx_time=%ld rx_time=%ld filled=%04x)",
- survey->freq,
- survey->nf,
- (unsigned long int) survey->channel_time,
- (unsigned long int) survey->channel_time_busy,
- (unsigned long int) survey->channel_time_tx,
- (unsigned long int) survey->channel_time_rx,
- survey->filled);
+static int set_beacon_data(struct nl_msg *msg, struct beacon_data *settings)
+{
+ if ((settings->head &&
+ nla_put(msg, NL80211_ATTR_BEACON_HEAD,
+ settings->head_len, settings->head)) ||
+ (settings->tail &&
+ nla_put(msg, NL80211_ATTR_BEACON_TAIL,
+ settings->tail_len, settings->tail)) ||
+ (settings->beacon_ies &&
+ nla_put(msg, NL80211_ATTR_IE,
+ settings->beacon_ies_len, settings->beacon_ies)) ||
+ (settings->proberesp_ies &&
+ nla_put(msg, NL80211_ATTR_IE_PROBE_RESP,
+ settings->proberesp_ies_len, settings->proberesp_ies)) ||
+ (settings->assocresp_ies &&
+ nla_put(msg, NL80211_ATTR_IE_ASSOC_RESP,
+ settings->assocresp_ies_len, settings->assocresp_ies)) ||
+ (settings->probe_resp &&
+ nla_put(msg, NL80211_ATTR_PROBE_RESP,
+ settings->probe_resp_len, settings->probe_resp)))
+ return -ENOBUFS;
- dl_list_add_tail(survey_list, &survey->list);
+ return 0;
}
-static int check_survey_ok(struct nlattr **sinfo, u32 surveyed_freq,
- unsigned int freq_filter)
+static int nl80211_switch_channel(void *priv, struct csa_settings *settings)
{
- if (!freq_filter)
- return 1;
+ struct nl_msg *msg;
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nlattr *beacon_csa;
+ int ret = -ENOBUFS;
+ int csa_off_len = 0;
+ int i;
- return freq_filter == surveyed_freq;
-}
+ wpa_printf(MSG_DEBUG, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
+ settings->cs_count, settings->block_tx,
+ settings->freq_params.freq, settings->freq_params.bandwidth,
+ settings->freq_params.center_freq1,
+ settings->freq_params.center_freq2);
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
+ wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
+ return -EOPNOTSUPP;
+ }
-static int survey_handler(struct nl_msg *msg, void *arg)
-{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct nlattr *sinfo[NL80211_SURVEY_INFO_MAX + 1];
- struct survey_results *survey_results;
- u32 surveyed_freq = 0;
- u32 ifidx;
+ if ((drv->nlmode != NL80211_IFTYPE_AP) &&
+ (drv->nlmode != NL80211_IFTYPE_P2P_GO))
+ return -EOPNOTSUPP;
- static struct nla_policy survey_policy[NL80211_SURVEY_INFO_MAX + 1] = {
- [NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
- [NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
- };
+ /*
+ * Remove empty counters, assuming Probe Response and Beacon frame
+ * counters match. This implementation assumes that there are only two
+ * counters.
+ */
+ if (settings->counter_offset_beacon[0] &&
+ !settings->counter_offset_beacon[1]) {
+ csa_off_len = 1;
+ } else if (settings->counter_offset_beacon[1] &&
+ !settings->counter_offset_beacon[0]) {
+ csa_off_len = 1;
+ settings->counter_offset_beacon[0] =
+ settings->counter_offset_beacon[1];
+ settings->counter_offset_presp[0] =
+ settings->counter_offset_presp[1];
+ } else if (settings->counter_offset_beacon[1] &&
+ settings->counter_offset_beacon[0]) {
+ csa_off_len = 2;
+ } else {
+ wpa_printf(MSG_ERROR, "nl80211: No CSA counters provided");
+ return -EINVAL;
+ }
- survey_results = (struct survey_results *) arg;
+ /* Check CSA counters validity */
+ if (drv->capa.max_csa_counters &&
+ csa_off_len > drv->capa.max_csa_counters) {
+ wpa_printf(MSG_ERROR,
+ "nl80211: Too many CSA counters provided");
+ return -EINVAL;
+ }
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
+ if (!settings->beacon_csa.tail)
+ return -EINVAL;
- if (!tb[NL80211_ATTR_IFINDEX])
- return NL_SKIP;
+ for (i = 0; i < csa_off_len; i++) {
+ u16 csa_c_off_bcn = settings->counter_offset_beacon[i];
+ u16 csa_c_off_presp = settings->counter_offset_presp[i];
- ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
+ if ((settings->beacon_csa.tail_len <= csa_c_off_bcn) ||
+ (settings->beacon_csa.tail[csa_c_off_bcn] !=
+ settings->cs_count))
+ return -EINVAL;
- if (!tb[NL80211_ATTR_SURVEY_INFO])
- return NL_SKIP;
+ if (settings->beacon_csa.probe_resp &&
+ ((settings->beacon_csa.probe_resp_len <=
+ csa_c_off_presp) ||
+ (settings->beacon_csa.probe_resp[csa_c_off_presp] !=
+ settings->cs_count)))
+ return -EINVAL;
+ }
- if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
- tb[NL80211_ATTR_SURVEY_INFO],
- survey_policy))
- return NL_SKIP;
+ if (!(msg = nl80211_bss_msg(bss, 0, NL80211_CMD_CHANNEL_SWITCH)) ||
+ nla_put_u32(msg, NL80211_ATTR_CH_SWITCH_COUNT,
+ settings->cs_count) ||
+ (ret = nl80211_put_freq_params(msg, &settings->freq_params)) ||
+ (settings->block_tx &&
+ nla_put_flag(msg, NL80211_ATTR_CH_SWITCH_BLOCK_TX)))
+ goto error;
+
+ /* beacon_after params */
+ ret = set_beacon_data(msg, &settings->beacon_after);
+ if (ret)
+ goto error;
- if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) {
- wpa_printf(MSG_ERROR, "nl80211: Invalid survey data");
- return NL_SKIP;
- }
+ /* beacon_csa params */
+ beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES);
+ if (!beacon_csa)
+ goto fail;
- surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
+ ret = set_beacon_data(msg, &settings->beacon_csa);
+ if (ret)
+ goto error;
- if (!check_survey_ok(sinfo, surveyed_freq,
- survey_results->freq_filter))
- return NL_SKIP;
+ if (nla_put(msg, NL80211_ATTR_CSA_C_OFF_BEACON,
+ csa_off_len * sizeof(u16),
+ settings->counter_offset_beacon) ||
+ (settings->beacon_csa.probe_resp &&
+ nla_put(msg, NL80211_ATTR_CSA_C_OFF_PRESP,
+ csa_off_len * sizeof(u16),
+ settings->counter_offset_presp)))
+ goto fail;
- if (survey_results->freq_filter &&
- survey_results->freq_filter != surveyed_freq) {
- wpa_printf(MSG_EXCESSIVE, "nl80211: Ignoring survey data for freq %d MHz",
- surveyed_freq);
- return NL_SKIP;
+ nla_nest_end(msg, beacon_csa);
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)",
+ ret, strerror(-ret));
}
+ return ret;
- add_survey(sinfo, ifidx, &survey_results->survey_list);
-
- return NL_SKIP;
+fail:
+ ret = -ENOBUFS;
+error:
+ nlmsg_free(msg);
+ wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request");
+ return ret;
}
-static int wpa_driver_nl80211_get_survey(void *priv, unsigned int freq)
+static int nl80211_add_ts(void *priv, u8 tsid, const u8 *addr,
+ u8 user_priority, u16 admitted_time)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
- int err = -ENOBUFS;
- union wpa_event_data data;
- struct survey_results *survey_results;
-
- os_memset(&data, 0, sizeof(data));
- survey_results = &data.survey_results;
-
- dl_list_init(&survey_results->survey_list);
-
- msg = nlmsg_alloc();
- if (!msg)
- goto nla_put_failure;
-
- nl80211_cmd(drv, msg, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+ int ret;
- if (freq)
- data.survey_results.freq_filter = freq;
+ wpa_printf(MSG_DEBUG,
+ "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
+ tsid, admitted_time, user_priority);
- do {
- wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data");
- err = send_and_recv_msgs(drv, msg, survey_handler,
- survey_results);
- } while (err > 0);
+ if (!is_sta_interface(drv->nlmode))
+ return -ENOTSUP;
- if (err) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data");
- goto out_clean;
+ msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_ADD_TX_TS);
+ if (!msg ||
+ nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr) ||
+ nla_put_u8(msg, NL80211_ATTR_USER_PRIO, user_priority) ||
+ nla_put_u16(msg, NL80211_ATTR_ADMITTED_TIME, admitted_time)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
}
- wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data);
-
-out_clean:
- clean_survey_results(survey_results);
-nla_put_failure:
- return err;
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: add_ts failed err=%d (%s)",
+ ret, strerror(-ret));
+ return ret;
}
-static void nl80211_set_rekey_info(void *priv, const u8 *kek, const u8 *kck,
- const u8 *replay_ctr)
+static int nl80211_del_ts(void *priv, u8 tsid, const u8 *addr)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nlattr *replay_nested;
struct nl_msg *msg;
+ int ret;
- msg = nlmsg_alloc();
- if (!msg)
- return;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_REKEY_OFFLOAD);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
-
- replay_nested = nla_nest_start(msg, NL80211_ATTR_REKEY_DATA);
- if (!replay_nested)
- goto nla_put_failure;
+ wpa_printf(MSG_DEBUG, "nl80211: del_ts request: tsid=%u", tsid);
- NLA_PUT(msg, NL80211_REKEY_DATA_KEK, NL80211_KEK_LEN, kek);
- NLA_PUT(msg, NL80211_REKEY_DATA_KCK, NL80211_KCK_LEN, kck);
- NLA_PUT(msg, NL80211_REKEY_DATA_REPLAY_CTR, NL80211_REPLAY_CTR_LEN,
- replay_ctr);
+ if (!is_sta_interface(drv->nlmode))
+ return -ENOTSUP;
- nla_nest_end(msg, replay_nested);
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_TX_TS)) ||
+ nla_put_u8(msg, NL80211_ATTR_TSID, tsid) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, addr)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
+ }
- send_and_recv_msgs(drv, msg, NULL, NULL);
- return;
- nla_put_failure:
- nlmsg_free(msg);
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: del_ts failed err=%d (%s)",
+ ret, strerror(-ret));
+ return ret;
}
-static void nl80211_send_null_frame(struct i802_bss *bss, const u8 *own_addr,
- const u8 *addr, int qos)
+#ifdef CONFIG_TESTING_OPTIONS
+static int cmd_reply_handler(struct nl_msg *msg, void *arg)
{
- /* send data frame to poll STA and check whether
- * this frame is ACKed */
- struct {
- struct ieee80211_hdr hdr;
- u16 qos_ctl;
- } STRUCT_PACKED nulldata;
- size_t size;
-
- /* Send data frame to poll STA and check whether this frame is ACKed */
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct wpabuf *buf = arg;
- os_memset(&nulldata, 0, sizeof(nulldata));
+ if (!buf)
+ return NL_SKIP;
- if (qos) {
- nulldata.hdr.frame_control =
- IEEE80211_FC(WLAN_FC_TYPE_DATA,
- WLAN_FC_STYPE_QOS_NULL);
- size = sizeof(nulldata);
- } else {
- nulldata.hdr.frame_control =
- IEEE80211_FC(WLAN_FC_TYPE_DATA,
- WLAN_FC_STYPE_NULLFUNC);
- size = sizeof(struct ieee80211_hdr);
+ if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) {
+ wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply");
+ return NL_SKIP;
}
- nulldata.hdr.frame_control |= host_to_le16(WLAN_FC_FROMDS);
- os_memcpy(nulldata.hdr.IEEE80211_DA_FROMDS, addr, ETH_ALEN);
- os_memcpy(nulldata.hdr.IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
- os_memcpy(nulldata.hdr.IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
+ wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0));
- if (wpa_driver_nl80211_send_mlme(bss, (u8 *) &nulldata, size, 0, 0, 0,
- 0, 0) < 0)
- wpa_printf(MSG_DEBUG, "nl80211_send_null_frame: Failed to "
- "send poll frame");
+ return NL_SKIP;
}
+#endif /* CONFIG_TESTING_OPTIONS */
-static void nl80211_poll_client(void *priv, const u8 *own_addr, const u8 *addr,
- int qos)
+
+static int vendor_reply_handler(struct nl_msg *msg, void *arg)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct nlattr *nl_vendor_reply, *nl;
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct wpabuf *buf = arg;
+ int rem;
- if (!drv->poll_command_supported) {
- nl80211_send_null_frame(bss, own_addr, addr, qos);
- return;
- }
+ if (!buf)
+ return NL_SKIP;
- msg = nlmsg_alloc();
- if (!msg)
- return;
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
+ nl_vendor_reply = tb[NL80211_ATTR_VENDOR_DATA];
- nl80211_cmd(drv, msg, 0, NL80211_CMD_PROBE_CLIENT);
+ if (!nl_vendor_reply)
+ return NL_SKIP;
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
+ if ((size_t) nla_len(nl_vendor_reply) > wpabuf_tailroom(buf)) {
+ wpa_printf(MSG_INFO, "nl80211: Vendor command: insufficient buffer space for reply");
+ return NL_SKIP;
+ }
- send_and_recv_msgs(drv, msg, NULL, NULL);
- return;
- nla_put_failure:
- nlmsg_free(msg);
+ nla_for_each_nested(nl, nl_vendor_reply, rem) {
+ wpabuf_put_data(buf, nla_data(nl), nla_len(nl));
+ }
+
+ return NL_SKIP;
}
-static int nl80211_set_power_save(struct i802_bss *bss, int enabled)
+static int nl80211_vendor_cmd(void *priv, unsigned int vendor_id,
+ unsigned int subcmd, const u8 *data,
+ size_t data_len, struct wpabuf *buf)
{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
+ int ret;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+#ifdef CONFIG_TESTING_OPTIONS
+ if (vendor_id == 0xffffffff) {
+ msg = nlmsg_alloc();
+ if (!msg)
+ return -ENOMEM;
- nl80211_cmd(bss->drv, msg, 0, NL80211_CMD_SET_POWER_SAVE);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_PS_STATE,
- enabled ? NL80211_PS_ENABLED : NL80211_PS_DISABLED);
- return send_and_recv_msgs(bss->drv, msg, NULL, NULL);
-nla_put_failure:
+ nl80211_cmd(drv, msg, 0, subcmd);
+ if (nlmsg_append(msg, (void *) data, data_len, NLMSG_ALIGNTO) <
+ 0)
+ goto fail;
+ ret = send_and_recv_msgs(drv, msg, cmd_reply_handler, buf);
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: command failed err=%d",
+ ret);
+ return ret;
+ }
+#endif /* CONFIG_TESTING_OPTIONS */
+
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_VENDOR)) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, vendor_id) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, subcmd) ||
+ (data &&
+ nla_put(msg, NL80211_ATTR_VENDOR_DATA, data_len, data)))
+ goto fail;
+
+ ret = send_and_recv_msgs(drv, msg, vendor_reply_handler, buf);
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: vendor command failed err=%d",
+ ret);
+ return ret;
+
+fail:
nlmsg_free(msg);
return -ENOBUFS;
}
-static int nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps,
- int ctwindow)
+static int nl80211_set_qos_map(void *priv, const u8 *qos_map_set,
+ u8 qos_map_set_len)
{
struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ int ret;
- wpa_printf(MSG_DEBUG, "nl80211: set_p2p_powersave (legacy_ps=%d "
- "opp_ps=%d ctwindow=%d)", legacy_ps, opp_ps, ctwindow);
+ wpa_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map",
+ qos_map_set, qos_map_set_len);
- if (opp_ps != -1 || ctwindow != -1) {
-#ifdef ANDROID_P2P
- wpa_driver_set_p2p_ps(priv, legacy_ps, opp_ps, ctwindow);
-#else /* ANDROID_P2P */
- return -1; /* Not yet supported */
-#endif /* ANDROID_P2P */
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_SET_QOS_MAP)) ||
+ nla_put(msg, NL80211_ATTR_QOS_MAP, qos_map_set_len, qos_map_set)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
}
- if (legacy_ps == -1)
- return 0;
- if (legacy_ps != 0 && legacy_ps != 1)
- return -1; /* Not yet supported */
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed");
- return nl80211_set_power_save(bss, legacy_ps);
+ return ret;
}
-static int nl80211_start_radar_detection(void *priv,
- struct hostapd_freq_params *freq)
+static int nl80211_set_wowlan(void *priv,
+ const struct wowlan_triggers *triggers)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
+ struct nlattr *wowlan_triggers;
int ret;
- wpa_printf(MSG_DEBUG, "nl80211: Start radar detection (CAC) %d MHz (ht_enabled=%d, vht_enabled=%d, bandwidth=%d MHz, cf1=%d MHz, cf2=%d MHz)",
- freq->freq, freq->ht_enabled, freq->vht_enabled,
- freq->bandwidth, freq->center_freq1, freq->center_freq2);
+ wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan");
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_RADAR)) {
- wpa_printf(MSG_DEBUG, "nl80211: Driver does not support radar "
- "detection");
- return -1;
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_SET_WOWLAN)) ||
+ !(wowlan_triggers = nla_nest_start(msg,
+ NL80211_ATTR_WOWLAN_TRIGGERS)) ||
+ (triggers->any &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_ANY)) ||
+ (triggers->disconnect &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_DISCONNECT)) ||
+ (triggers->magic_pkt &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT)) ||
+ (triggers->gtk_rekey_failure &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE)) ||
+ (triggers->eap_identity_req &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST)) ||
+ (triggers->four_way_handshake &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE)) ||
+ (triggers->rfkill_release &&
+ nla_put_flag(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE))) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
}
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- nl80211_cmd(bss->drv, msg, 0, NL80211_CMD_RADAR_DETECT);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
- if (nl80211_put_freq_params(msg, freq) < 0)
- goto nla_put_failure;
+ nla_nest_end(msg, wowlan_triggers);
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
- if (ret == 0)
- return 0;
- wpa_printf(MSG_DEBUG, "nl80211: Failed to start radar detection: "
- "%d (%s)", ret, strerror(-ret));
-nla_put_failure:
- nlmsg_free(msg);
- return -1;
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed");
+
+ return ret;
}
-#ifdef CONFIG_TDLS
-static int nl80211_send_tdls_mgmt(void *priv, const u8 *dst, u8 action_code,
- u8 dialog_token, u16 status_code,
- u32 peer_capab, int initiator, const u8 *buf,
- size_t len)
+#ifdef CONFIG_DRIVER_NL80211_QCA
+static int nl80211_roaming(void *priv, int allowed, const u8 *bssid)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
+ struct nlattr *params;
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
- return -EOPNOTSUPP;
-
- if (!dst)
- return -EINVAL;
+ wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed);
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ if (!drv->roaming_vendor_cmd_avail) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Ignore roaming policy change since driver does not provide command for setting it");
+ return -1;
+ }
- nl80211_cmd(drv, msg, 0, NL80211_CMD_TDLS_MGMT);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, dst);
- NLA_PUT_U8(msg, NL80211_ATTR_TDLS_ACTION, action_code);
- NLA_PUT_U8(msg, NL80211_ATTR_TDLS_DIALOG_TOKEN, dialog_token);
- NLA_PUT_U16(msg, NL80211_ATTR_STATUS_CODE, status_code);
- if (peer_capab) {
- /*
- * The internal enum tdls_peer_capability definition is
- * currently identical with the nl80211 enum
- * nl80211_tdls_peer_capability, so no conversion is needed
- * here.
- */
- NLA_PUT_U32(msg, NL80211_ATTR_TDLS_PEER_CAPABILITY, peer_capab);
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
+ QCA_NL80211_VENDOR_SUBCMD_ROAMING) ||
+ !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
+ nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY,
+ allowed ? QCA_ROAMING_ALLOWED_WITHIN_ESS :
+ QCA_ROAMING_NOT_ALLOWED) ||
+ (bssid &&
+ nla_put(msg, QCA_WLAN_VENDOR_ATTR_MAC_ADDR, ETH_ALEN, bssid))) {
+ nlmsg_free(msg);
+ return -1;
}
- if (initiator)
- NLA_PUT_FLAG(msg, NL80211_ATTR_TDLS_INITIATOR);
- NLA_PUT(msg, NL80211_ATTR_IE, len, buf);
+ nla_nest_end(msg, params);
return send_and_recv_msgs(drv, msg, NULL, NULL);
-
-nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
}
+#endif /* CONFIG_DRIVER_NL80211_QCA */
-static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer)
+static int nl80211_set_mac_addr(void *priv, const u8 *addr)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- enum nl80211_tdls_operation nl80211_oper;
+ int new_addr = addr != NULL;
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
- return -EOPNOTSUPP;
+ if (TEST_FAIL())
+ return -1;
- switch (oper) {
- case TDLS_DISCOVERY_REQ:
- nl80211_oper = NL80211_TDLS_DISCOVERY_REQ;
- break;
- case TDLS_SETUP:
- nl80211_oper = NL80211_TDLS_SETUP;
- break;
- case TDLS_TEARDOWN:
- nl80211_oper = NL80211_TDLS_TEARDOWN;
- break;
- case TDLS_ENABLE_LINK:
- nl80211_oper = NL80211_TDLS_ENABLE_LINK;
- break;
- case TDLS_DISABLE_LINK:
- nl80211_oper = NL80211_TDLS_DISABLE_LINK;
- break;
- case TDLS_ENABLE:
- return 0;
- case TDLS_DISABLE:
- return 0;
- default:
- return -EINVAL;
- }
+ if (!addr)
+ addr = drv->perm_addr;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) < 0)
+ return -1;
- nl80211_cmd(drv, msg, 0, NL80211_CMD_TDLS_OPER);
- NLA_PUT_U8(msg, NL80211_ATTR_TDLS_OPERATION, nl80211_oper);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, peer);
+ if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, addr) < 0)
+ {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: failed to set_mac_addr for %s to " MACSTR,
+ bss->ifname, MAC2STR(addr));
+ if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
+ 1) < 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Could not restore interface UP after failed set_mac_addr");
+ }
+ return -1;
+ }
- return send_and_recv_msgs(drv, msg, NULL, NULL);
+ wpa_printf(MSG_DEBUG, "nl80211: set_mac_addr for %s to " MACSTR,
+ bss->ifname, MAC2STR(addr));
+ drv->addr_changed = new_addr;
+ os_memcpy(bss->addr, addr, ETH_ALEN);
-nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
-}
+ if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1) < 0)
+ {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Could not restore interface UP after set_mac_addr");
+ }
-#endif /* CONFIG TDLS */
+ return 0;
+}
-#ifdef ANDROID
+#ifdef CONFIG_MESH
-typedef struct android_wifi_priv_cmd {
- char *buf;
- int used_len;
- int total_len;
-} android_wifi_priv_cmd;
+static int wpa_driver_nl80211_init_mesh(void *priv)
+{
+ if (wpa_driver_nl80211_set_mode(priv, NL80211_IFTYPE_MESH_POINT)) {
+ wpa_printf(MSG_INFO,
+ "nl80211: Failed to set interface into mesh mode");
+ return -1;
+ }
+ return 0;
+}
-static int drv_errors = 0;
-static void wpa_driver_send_hang_msg(struct wpa_driver_nl80211_data *drv)
+static int nl80211_put_mesh_id(struct nl_msg *msg, const u8 *mesh_id,
+ size_t mesh_id_len)
{
- drv_errors++;
- if (drv_errors > DRV_NUMBER_SEQUENTIAL_ERRORS) {
- drv_errors = 0;
- wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "HANGED");
+ if (mesh_id) {
+ wpa_hexdump_ascii(MSG_DEBUG, " * Mesh ID (SSID)",
+ mesh_id, mesh_id_len);
+ return nla_put(msg, NL80211_ATTR_MESH_ID, mesh_id_len, mesh_id);
}
+
+ return 0;
}
-static int android_priv_cmd(struct i802_bss *bss, const char *cmd)
+static int nl80211_join_mesh(struct i802_bss *bss,
+ struct wpa_driver_mesh_join_params *params)
{
struct wpa_driver_nl80211_data *drv = bss->drv;
- struct ifreq ifr;
- android_wifi_priv_cmd priv_cmd;
- char buf[MAX_DRV_CMD_SIZE];
- int ret;
+ struct nl_msg *msg;
+ struct nlattr *container;
+ int ret = -1;
- os_memset(&ifr, 0, sizeof(ifr));
- os_memset(&priv_cmd, 0, sizeof(priv_cmd));
- os_strlcpy(ifr.ifr_name, bss->ifname, IFNAMSIZ);
+ wpa_printf(MSG_DEBUG, "nl80211: mesh join (ifindex=%d)", drv->ifindex);
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_JOIN_MESH);
+ if (!msg ||
+ nl80211_put_freq_params(msg, ¶ms->freq) ||
+ nl80211_put_basic_rates(msg, params->basic_rates) ||
+ nl80211_put_mesh_id(msg, params->meshid, params->meshid_len) ||
+ nl80211_put_beacon_int(msg, params->beacon_int))
+ goto fail;
- os_memset(buf, 0, sizeof(buf));
- os_strlcpy(buf, cmd, sizeof(buf));
+ wpa_printf(MSG_DEBUG, " * flags=%08X", params->flags);
- priv_cmd.buf = buf;
- priv_cmd.used_len = sizeof(buf);
- priv_cmd.total_len = sizeof(buf);
- ifr.ifr_data = &priv_cmd;
+ container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP);
+ if (!container)
+ goto fail;
- ret = ioctl(drv->global->ioctl_sock, SIOCDEVPRIVATE + 1, &ifr);
- if (ret < 0) {
- wpa_printf(MSG_ERROR, "%s: failed to issue private commands",
- __func__);
- wpa_driver_send_hang_msg(drv);
- return ret;
+ if (params->ies) {
+ wpa_hexdump(MSG_DEBUG, " * IEs", params->ies, params->ie_len);
+ if (nla_put(msg, NL80211_MESH_SETUP_IE, params->ie_len,
+ params->ies))
+ goto fail;
}
+ /* WPA_DRIVER_MESH_FLAG_OPEN_AUTH is treated as default by nl80211 */
+ if (params->flags & WPA_DRIVER_MESH_FLAG_SAE_AUTH) {
+ if (nla_put_u8(msg, NL80211_MESH_SETUP_AUTH_PROTOCOL, 0x1) ||
+ nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AUTH))
+ goto fail;
+ }
+ if ((params->flags & WPA_DRIVER_MESH_FLAG_AMPE) &&
+ nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_AMPE))
+ goto fail;
+ if ((params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM) &&
+ nla_put_flag(msg, NL80211_MESH_SETUP_USERSPACE_MPM))
+ goto fail;
+ nla_nest_end(msg, container);
- drv_errors = 0;
- return 0;
-}
-
+ container = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG);
+ if (!container)
+ goto fail;
-static int android_pno_start(struct i802_bss *bss,
- struct wpa_driver_scan_params *params)
-{
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct ifreq ifr;
- android_wifi_priv_cmd priv_cmd;
- int ret = 0, i = 0, bp;
- char buf[WEXT_PNO_MAX_COMMAND_SIZE];
-
- bp = WEXT_PNOSETUP_HEADER_SIZE;
- os_memcpy(buf, WEXT_PNOSETUP_HEADER, bp);
- buf[bp++] = WEXT_PNO_TLV_PREFIX;
- buf[bp++] = WEXT_PNO_TLV_VERSION;
- buf[bp++] = WEXT_PNO_TLV_SUBVERSION;
- buf[bp++] = WEXT_PNO_TLV_RESERVED;
-
- while (i < WEXT_PNO_AMOUNT && (size_t) i < params->num_ssids) {
- /* Check that there is enough space needed for 1 more SSID, the
- * other sections and null termination */
- if ((bp + WEXT_PNO_SSID_HEADER_SIZE + MAX_SSID_LEN +
- WEXT_PNO_NONSSID_SECTIONS_SIZE + 1) >= (int) sizeof(buf))
- break;
- wpa_hexdump_ascii(MSG_DEBUG, "For PNO Scan",
- params->ssids[i].ssid,
- params->ssids[i].ssid_len);
- buf[bp++] = WEXT_PNO_SSID_SECTION;
- buf[bp++] = params->ssids[i].ssid_len;
- os_memcpy(&buf[bp], params->ssids[i].ssid,
- params->ssids[i].ssid_len);
- bp += params->ssids[i].ssid_len;
- i++;
- }
-
- buf[bp++] = WEXT_PNO_SCAN_INTERVAL_SECTION;
- os_snprintf(&buf[bp], WEXT_PNO_SCAN_INTERVAL_LENGTH + 1, "%x",
- WEXT_PNO_SCAN_INTERVAL);
- bp += WEXT_PNO_SCAN_INTERVAL_LENGTH;
-
- buf[bp++] = WEXT_PNO_REPEAT_SECTION;
- os_snprintf(&buf[bp], WEXT_PNO_REPEAT_LENGTH + 1, "%x",
- WEXT_PNO_REPEAT);
- bp += WEXT_PNO_REPEAT_LENGTH;
-
- buf[bp++] = WEXT_PNO_MAX_REPEAT_SECTION;
- os_snprintf(&buf[bp], WEXT_PNO_MAX_REPEAT_LENGTH + 1, "%x",
- WEXT_PNO_MAX_REPEAT);
- bp += WEXT_PNO_MAX_REPEAT_LENGTH + 1;
-
- memset(&ifr, 0, sizeof(ifr));
- memset(&priv_cmd, 0, sizeof(priv_cmd));
- os_strlcpy(ifr.ifr_name, bss->ifname, IFNAMSIZ);
-
- priv_cmd.buf = buf;
- priv_cmd.used_len = bp;
- priv_cmd.total_len = bp;
- ifr.ifr_data = &priv_cmd;
-
- ret = ioctl(drv->global->ioctl_sock, SIOCDEVPRIVATE + 1, &ifr);
+ if (!(params->conf.flags & WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS) &&
+ nla_put_u32(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS, 0))
+ goto fail;
+ if (nla_put_u16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
+ params->max_peer_links))
+ goto fail;
- if (ret < 0) {
- wpa_printf(MSG_ERROR, "ioctl[SIOCSIWPRIV] (pnosetup): %d",
- ret);
- wpa_driver_send_hang_msg(drv);
- return ret;
+ /*
+ * Set NL80211_MESHCONF_PLINK_TIMEOUT even if user mpm is used because
+ * the timer could disconnect stations even in that case.
+ */
+ if (nla_put_u32(msg, NL80211_MESHCONF_PLINK_TIMEOUT,
+ params->conf.peer_link_timeout)) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to set PLINK_TIMEOUT");
+ goto fail;
}
- drv_errors = 0;
-
- return android_priv_cmd(bss, "PNOFORCE 1");
-}
+ nla_nest_end(msg, container);
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ msg = NULL;
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: mesh join failed: ret=%d (%s)",
+ ret, strerror(-ret));
+ goto fail;
+ }
+ ret = 0;
+ drv->assoc_freq = bss->freq = params->freq.freq;
+ wpa_printf(MSG_DEBUG, "nl80211: mesh join request send successfully");
-static int android_pno_stop(struct i802_bss *bss)
-{
- return android_priv_cmd(bss, "PNOFORCE 0");
+fail:
+ nlmsg_free(msg);
+ return ret;
}
-#endif /* ANDROID */
-
-static int driver_nl80211_set_key(const char *ifname, void *priv,
- enum wpa_alg alg, const u8 *addr,
- int key_idx, int set_tx,
- const u8 *seq, size_t seq_len,
- const u8 *key, size_t key_len)
+static int
+wpa_driver_nl80211_join_mesh(void *priv,
+ struct wpa_driver_mesh_join_params *params)
{
struct i802_bss *bss = priv;
- return wpa_driver_nl80211_set_key(ifname, bss, alg, addr, key_idx,
- set_tx, seq, seq_len, key, key_len);
-}
+ int ret, timeout;
+ timeout = params->conf.peer_link_timeout;
-static int driver_nl80211_scan2(void *priv,
- struct wpa_driver_scan_params *params)
-{
- struct i802_bss *bss = priv;
- return wpa_driver_nl80211_scan(bss, params);
-}
+ /* Disable kernel inactivity timer */
+ if (params->flags & WPA_DRIVER_MESH_FLAG_USER_MPM)
+ params->conf.peer_link_timeout = 0;
+ ret = nl80211_join_mesh(bss, params);
+ if (ret == -EINVAL && params->conf.peer_link_timeout == 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Mesh join retry for peer_link_timeout");
+ /*
+ * Old kernel does not support setting
+ * NL80211_MESHCONF_PLINK_TIMEOUT to zero, so set 60 seconds
+ * into future from peer_link_timeout.
+ */
+ params->conf.peer_link_timeout = timeout + 60;
+ ret = nl80211_join_mesh(priv, params);
+ }
-static int driver_nl80211_deauthenticate(void *priv, const u8 *addr,
- int reason_code)
-{
- struct i802_bss *bss = priv;
- return wpa_driver_nl80211_deauthenticate(bss, addr, reason_code);
+ params->conf.peer_link_timeout = timeout;
+ return ret;
}
-static int driver_nl80211_authenticate(void *priv,
- struct wpa_driver_auth_params *params)
+static int wpa_driver_nl80211_leave_mesh(void *priv)
{
struct i802_bss *bss = priv;
- return wpa_driver_nl80211_authenticate(bss, params);
-}
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ int ret;
+ wpa_printf(MSG_DEBUG, "nl80211: mesh leave (ifindex=%d)", drv->ifindex);
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_MESH);
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: mesh leave failed: ret=%d (%s)",
+ ret, strerror(-ret));
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: mesh leave request send successfully");
+ }
-static void driver_nl80211_deinit(void *priv)
-{
- struct i802_bss *bss = priv;
- wpa_driver_nl80211_deinit(bss);
+ if (wpa_driver_nl80211_set_mode(drv->first_bss,
+ NL80211_IFTYPE_STATION)) {
+ wpa_printf(MSG_INFO,
+ "nl80211: Failed to set interface into station mode");
+ }
+ return ret;
}
+#endif /* CONFIG_MESH */
-static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type,
- const char *ifname)
+
+static int wpa_driver_br_add_ip_neigh(void *priv, u8 version,
+ const u8 *ipaddr, int prefixlen,
+ const u8 *addr)
{
+#ifdef CONFIG_LIBNL3_ROUTE
struct i802_bss *bss = priv;
- return wpa_driver_nl80211_if_remove(bss, type, ifname);
-}
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct rtnl_neigh *rn;
+ struct nl_addr *nl_ipaddr = NULL;
+ struct nl_addr *nl_lladdr = NULL;
+ int family, addrsize;
+ int res;
+ if (!ipaddr || prefixlen == 0 || !addr)
+ return -EINVAL;
-static int driver_nl80211_send_mlme(void *priv, const u8 *data,
- size_t data_len, int noack)
-{
- struct i802_bss *bss = priv;
- return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack,
- 0, 0, 0, 0);
-}
+ if (bss->br_ifindex == 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: bridge must be set before adding an ip neigh to it");
+ return -1;
+ }
+ if (!drv->rtnl_sk) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
+ return -1;
+ }
-static int driver_nl80211_sta_remove(void *priv, const u8 *addr)
-{
- struct i802_bss *bss = priv;
- return wpa_driver_nl80211_sta_remove(bss, addr);
-}
+ if (version == 4) {
+ family = AF_INET;
+ addrsize = 4;
+ } else if (version == 6) {
+ family = AF_INET6;
+ addrsize = 16;
+ } else {
+ return -EINVAL;
+ }
+ rn = rtnl_neigh_alloc();
+ if (rn == NULL)
+ return -ENOMEM;
-static int driver_nl80211_set_sta_vlan(void *priv, const u8 *addr,
- const char *ifname, int vlan_id)
-{
- struct i802_bss *bss = priv;
- return i802_set_sta_vlan(bss, addr, ifname, vlan_id);
-}
+ /* set the destination ip address for neigh */
+ nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
+ if (nl_ipaddr == NULL) {
+ wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
+ res = -ENOMEM;
+ goto errout;
+ }
+ nl_addr_set_prefixlen(nl_ipaddr, prefixlen);
+ res = rtnl_neigh_set_dst(rn, nl_ipaddr);
+ if (res) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: neigh set destination addr failed");
+ goto errout;
+ }
+ /* set the corresponding lladdr for neigh */
+ nl_lladdr = nl_addr_build(AF_BRIDGE, (u8 *) addr, ETH_ALEN);
+ if (nl_lladdr == NULL) {
+ wpa_printf(MSG_DEBUG, "nl80211: neigh set lladdr failed");
+ res = -ENOMEM;
+ goto errout;
+ }
+ rtnl_neigh_set_lladdr(rn, nl_lladdr);
-static int driver_nl80211_read_sta_data(void *priv,
- struct hostap_sta_driver_data *data,
- const u8 *addr)
-{
- struct i802_bss *bss = priv;
- return i802_read_sta_data(bss, data, addr);
+ rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
+ rtnl_neigh_set_state(rn, NUD_PERMANENT);
+
+ res = rtnl_neigh_add(drv->rtnl_sk, rn, NLM_F_CREATE);
+ if (res) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Adding bridge ip neigh failed: %s",
+ strerror(errno));
+ }
+errout:
+ if (nl_lladdr)
+ nl_addr_put(nl_lladdr);
+ if (nl_ipaddr)
+ nl_addr_put(nl_ipaddr);
+ if (rn)
+ rtnl_neigh_put(rn);
+ return res;
+#else /* CONFIG_LIBNL3_ROUTE */
+ return -1;
+#endif /* CONFIG_LIBNL3_ROUTE */
}
-static int driver_nl80211_send_action(void *priv, unsigned int freq,
- unsigned int wait_time,
- const u8 *dst, const u8 *src,
- const u8 *bssid,
- const u8 *data, size_t data_len,
- int no_cck)
+static int wpa_driver_br_delete_ip_neigh(void *priv, u8 version,
+ const u8 *ipaddr)
{
+#ifdef CONFIG_LIBNL3_ROUTE
struct i802_bss *bss = priv;
- return wpa_driver_nl80211_send_action(bss, freq, wait_time, dst, src,
- bssid, data, data_len, no_cck);
-}
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct rtnl_neigh *rn;
+ struct nl_addr *nl_ipaddr;
+ int family, addrsize;
+ int res;
+ if (!ipaddr)
+ return -EINVAL;
-static int driver_nl80211_probe_req_report(void *priv, int report)
-{
- struct i802_bss *bss = priv;
- return wpa_driver_nl80211_probe_req_report(bss, report);
-}
+ if (version == 4) {
+ family = AF_INET;
+ addrsize = 4;
+ } else if (version == 6) {
+ family = AF_INET6;
+ addrsize = 16;
+ } else {
+ return -EINVAL;
+ }
+ if (bss->br_ifindex == 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: bridge must be set to delete an ip neigh");
+ return -1;
+ }
-static int wpa_driver_nl80211_update_ft_ies(void *priv, const u8 *md,
- const u8 *ies, size_t ies_len)
-{
- int ret;
- struct nl_msg *msg;
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- u16 mdid = WPA_GET_LE16(md);
+ if (!drv->rtnl_sk) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
+ return -1;
+ }
- msg = nlmsg_alloc();
- if (!msg)
+ rn = rtnl_neigh_alloc();
+ if (rn == NULL)
return -ENOMEM;
- wpa_printf(MSG_DEBUG, "nl80211: Updating FT IEs");
- nl80211_cmd(drv, msg, 0, NL80211_CMD_UPDATE_FT_IES);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT(msg, NL80211_ATTR_IE, ies_len, ies);
- NLA_PUT_U16(msg, NL80211_ATTR_MDID, mdid);
-
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: update_ft_ies failed "
- "err=%d (%s)", ret, strerror(-ret));
+ /* set the destination ip address for neigh */
+ nl_ipaddr = nl_addr_build(family, (void *) ipaddr, addrsize);
+ if (nl_ipaddr == NULL) {
+ wpa_printf(MSG_DEBUG, "nl80211: nl_ipaddr build failed");
+ res = -ENOMEM;
+ goto errout;
+ }
+ res = rtnl_neigh_set_dst(rn, nl_ipaddr);
+ if (res) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: neigh set destination addr failed");
+ goto errout;
}
- return ret;
+ rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
-nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
+ res = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
+ if (res) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Deleting bridge ip neigh failed: %s",
+ strerror(errno));
+ }
+errout:
+ if (nl_ipaddr)
+ nl_addr_put(nl_ipaddr);
+ if (rn)
+ rtnl_neigh_put(rn);
+ return res;
+#else /* CONFIG_LIBNL3_ROUTE */
+ return -1;
+#endif /* CONFIG_LIBNL3_ROUTE */
}
-const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
+static int linux_write_system_file(const char *path, unsigned int val)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
+ char buf[50];
+ int fd, len;
- if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE)
- return NULL;
+ len = os_snprintf(buf, sizeof(buf), "%u\n", val);
+ if (os_snprintf_error(sizeof(buf), len))
+ return -1;
- return bss->addr;
+ fd = open(path, O_WRONLY);
+ if (fd < 0)
+ return -1;
+
+ if (write(fd, buf, len) < 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Failed to write Linux system file: %s with the value of %d",
+ path, val);
+ close(fd);
+ return -1;
+ }
+ close(fd);
+
+ return 0;
}
-static const char * scan_state_str(enum scan_states scan_state)
+static const char * drv_br_port_attr_str(enum drv_br_port_attr attr)
{
- switch (scan_state) {
- case NO_SCAN:
- return "NO_SCAN";
- case SCAN_REQUESTED:
- return "SCAN_REQUESTED";
- case SCAN_STARTED:
- return "SCAN_STARTED";
- case SCAN_COMPLETED:
- return "SCAN_COMPLETED";
- case SCAN_ABORTED:
- return "SCAN_ABORTED";
- case SCHED_SCAN_STARTED:
- return "SCHED_SCAN_STARTED";
- case SCHED_SCAN_STOPPED:
- return "SCHED_SCAN_STOPPED";
- case SCHED_SCAN_RESULTS:
- return "SCHED_SCAN_RESULTS";
+ switch (attr) {
+ case DRV_BR_PORT_ATTR_PROXYARP:
+ return "proxyarp_wifi";
+ case DRV_BR_PORT_ATTR_HAIRPIN_MODE:
+ return "hairpin_mode";
}
- return "??";
+ return NULL;
}
-static int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen)
+static int wpa_driver_br_port_set_attr(void *priv, enum drv_br_port_attr attr,
+ unsigned int val)
{
struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int res;
- char *pos, *end;
+ char path[128];
+ const char *attr_txt;
- pos = buf;
- end = buf + buflen;
+ attr_txt = drv_br_port_attr_str(attr);
+ if (attr_txt == NULL)
+ return -EINVAL;
- res = os_snprintf(pos, end - pos,
- "ifindex=%d\n"
- "ifname=%s\n"
- "brname=%s\n"
- "addr=" MACSTR "\n"
- "freq=%d\n"
- "%s%s%s%s%s",
- bss->ifindex,
- bss->ifname,
- bss->brname,
- MAC2STR(bss->addr),
- bss->freq,
- bss->beacon_set ? "beacon_set=1\n" : "",
- bss->added_if_into_bridge ?
- "added_if_into_bridge=1\n" : "",
- bss->added_bridge ? "added_bridge=1\n" : "",
- bss->in_deinit ? "in_deinit=1\n" : "",
- bss->if_dynamic ? "if_dynamic=1\n" : "");
- if (res < 0 || res >= end - pos)
- return pos - buf;
- pos += res;
+ os_snprintf(path, sizeof(path), "/sys/class/net/%s/brport/%s",
+ bss->ifname, attr_txt);
- if (bss->wdev_id_set) {
- res = os_snprintf(pos, end - pos, "wdev_id=%llu\n",
- (unsigned long long) bss->wdev_id);
- if (res < 0 || res >= end - pos)
- return pos - buf;
- pos += res;
- }
+ if (linux_write_system_file(path, val))
+ return -1;
- res = os_snprintf(pos, end - pos,
- "phyname=%s\n"
- "perm_addr=" MACSTR "\n"
- "drv_ifindex=%d\n"
- "operstate=%d\n"
- "scan_state=%s\n"
- "auth_bssid=" MACSTR "\n"
- "auth_attempt_bssid=" MACSTR "\n"
- "bssid=" MACSTR "\n"
- "prev_bssid=" MACSTR "\n"
- "associated=%d\n"
- "assoc_freq=%u\n"
- "monitor_sock=%d\n"
- "monitor_ifidx=%d\n"
- "monitor_refcount=%d\n"
- "last_mgmt_freq=%u\n"
- "eapol_tx_sock=%d\n"
- "%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
- drv->phyname,
- MAC2STR(drv->perm_addr),
- drv->ifindex,
- drv->operstate,
- scan_state_str(drv->scan_state),
- MAC2STR(drv->auth_bssid),
- MAC2STR(drv->auth_attempt_bssid),
- MAC2STR(drv->bssid),
- MAC2STR(drv->prev_bssid),
- drv->associated,
- drv->assoc_freq,
- drv->monitor_sock,
- drv->monitor_ifidx,
- drv->monitor_refcount,
- drv->last_mgmt_freq,
- drv->eapol_tx_sock,
- drv->ignore_if_down_event ?
- "ignore_if_down_event=1\n" : "",
- drv->scan_complete_events ?
- "scan_complete_events=1\n" : "",
- drv->disabled_11b_rates ?
- "disabled_11b_rates=1\n" : "",
- drv->pending_remain_on_chan ?
- "pending_remain_on_chan=1\n" : "",
- drv->in_interface_list ? "in_interface_list=1\n" : "",
- drv->device_ap_sme ? "device_ap_sme=1\n" : "",
- drv->poll_command_supported ?
- "poll_command_supported=1\n" : "",
- drv->data_tx_status ? "data_tx_status=1\n" : "",
- drv->scan_for_auth ? "scan_for_auth=1\n" : "",
- drv->retry_auth ? "retry_auth=1\n" : "",
- drv->use_monitor ? "use_monitor=1\n" : "",
- drv->ignore_next_local_disconnect ?
- "ignore_next_local_disconnect=1\n" : "",
- drv->ignore_next_local_deauth ?
- "ignore_next_local_deauth=1\n" : "",
- drv->allow_p2p_device ? "allow_p2p_device=1\n" : "");
- if (res < 0 || res >= end - pos)
- return pos - buf;
- pos += res;
+ return 0;
+}
- if (drv->has_capability) {
- res = os_snprintf(pos, end - pos,
- "capa.key_mgmt=0x%x\n"
- "capa.enc=0x%x\n"
- "capa.auth=0x%x\n"
- "capa.flags=0x%x\n"
- "capa.max_scan_ssids=%d\n"
- "capa.max_sched_scan_ssids=%d\n"
- "capa.sched_scan_supported=%d\n"
- "capa.max_match_sets=%d\n"
- "capa.max_remain_on_chan=%u\n"
- "capa.max_stations=%u\n"
- "capa.probe_resp_offloads=0x%x\n"
- "capa.max_acl_mac_addrs=%u\n"
- "capa.num_multichan_concurrent=%u\n",
- drv->capa.key_mgmt,
- drv->capa.enc,
- drv->capa.auth,
- drv->capa.flags,
- drv->capa.max_scan_ssids,
- drv->capa.max_sched_scan_ssids,
- drv->capa.sched_scan_supported,
- drv->capa.max_match_sets,
- drv->capa.max_remain_on_chan,
- drv->capa.max_stations,
- drv->capa.probe_resp_offloads,
- drv->capa.max_acl_mac_addrs,
- drv->capa.num_multichan_concurrent);
- if (res < 0 || res >= end - pos)
- return pos - buf;
- pos += res;
- }
- return pos - buf;
+static const char * drv_br_net_param_str(enum drv_br_net_param param)
+{
+ switch (param) {
+ case DRV_BR_NET_PARAM_GARP_ACCEPT:
+ return "arp_accept";
+ default:
+ return NULL;
+ }
}
-static int set_beacon_data(struct nl_msg *msg, struct beacon_data *settings)
+static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
+ unsigned int val)
{
- if (settings->head)
- NLA_PUT(msg, NL80211_ATTR_BEACON_HEAD,
- settings->head_len, settings->head);
+ struct i802_bss *bss = priv;
+ char path[128];
+ const char *param_txt;
+ int ip_version = 4;
- if (settings->tail)
- NLA_PUT(msg, NL80211_ATTR_BEACON_TAIL,
- settings->tail_len, settings->tail);
+ if (param == DRV_BR_MULTICAST_SNOOPING) {
+ os_snprintf(path, sizeof(path),
+ "/sys/devices/virtual/net/%s/bridge/multicast_snooping",
+ bss->brname);
+ goto set_val;
+ }
- if (settings->beacon_ies)
- NLA_PUT(msg, NL80211_ATTR_IE,
- settings->beacon_ies_len, settings->beacon_ies);
+ param_txt = drv_br_net_param_str(param);
+ if (param_txt == NULL)
+ return -EINVAL;
- if (settings->proberesp_ies)
- NLA_PUT(msg, NL80211_ATTR_IE_PROBE_RESP,
- settings->proberesp_ies_len, settings->proberesp_ies);
+ switch (param) {
+ case DRV_BR_NET_PARAM_GARP_ACCEPT:
+ ip_version = 4;
+ break;
+ default:
+ return -EINVAL;
+ }
- if (settings->assocresp_ies)
- NLA_PUT(msg,
- NL80211_ATTR_IE_ASSOC_RESP,
- settings->assocresp_ies_len, settings->assocresp_ies);
+ os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s",
+ ip_version, bss->brname, param_txt);
- if (settings->probe_resp)
- NLA_PUT(msg, NL80211_ATTR_PROBE_RESP,
- settings->probe_resp_len, settings->probe_resp);
+set_val:
+ if (linux_write_system_file(path, val))
+ return -1;
return 0;
-
-nla_put_failure:
- return -ENOBUFS;
}
-static int nl80211_switch_channel(void *priv, struct csa_settings *settings)
-{
- struct nl_msg *msg;
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nlattr *beacon_csa;
- int ret = -ENOBUFS;
-
- wpa_printf(MSG_DEBUG, "nl80211: Channel switch request (cs_count=%u block_tx=%u freq=%d width=%d cf1=%d cf2=%d)",
- settings->cs_count, settings->block_tx,
- settings->freq_params.freq, settings->freq_params.bandwidth,
- settings->freq_params.center_freq1,
- settings->freq_params.center_freq2);
+#ifdef CONFIG_DRIVER_NL80211_QCA
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
- wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
- return -EOPNOTSUPP;
+static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode)
+{
+ switch (hw_mode) {
+ case HOSTAPD_MODE_IEEE80211B:
+ return QCA_ACS_MODE_IEEE80211B;
+ case HOSTAPD_MODE_IEEE80211G:
+ return QCA_ACS_MODE_IEEE80211G;
+ case HOSTAPD_MODE_IEEE80211A:
+ return QCA_ACS_MODE_IEEE80211A;
+ case HOSTAPD_MODE_IEEE80211AD:
+ return QCA_ACS_MODE_IEEE80211AD;
+ case HOSTAPD_MODE_IEEE80211ANY:
+ return QCA_ACS_MODE_IEEE80211ANY;
+ default:
+ return -1;
}
+}
- if ((drv->nlmode != NL80211_IFTYPE_AP) &&
- (drv->nlmode != NL80211_IFTYPE_P2P_GO))
- return -EOPNOTSUPP;
-
- /* check settings validity */
- if (!settings->beacon_csa.tail ||
- ((settings->beacon_csa.tail_len <=
- settings->counter_offset_beacon) ||
- (settings->beacon_csa.tail[settings->counter_offset_beacon] !=
- settings->cs_count)))
- return -EINVAL;
-
- if (settings->beacon_csa.probe_resp &&
- ((settings->beacon_csa.probe_resp_len <=
- settings->counter_offset_presp) ||
- (settings->beacon_csa.probe_resp[settings->counter_offset_presp] !=
- settings->cs_count)))
- return -EINVAL;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_CHANNEL_SWITCH);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_CH_SWITCH_COUNT, settings->cs_count);
- ret = nl80211_put_freq_params(msg, &settings->freq_params);
- if (ret)
- goto error;
- if (settings->block_tx)
- NLA_PUT_FLAG(msg, NL80211_ATTR_CH_SWITCH_BLOCK_TX);
+static int add_acs_freq_list(struct nl_msg *msg, const int *freq_list)
+{
+ int i, len, ret;
+ u32 *freqs;
- /* beacon_after params */
- ret = set_beacon_data(msg, &settings->beacon_after);
- if (ret)
- goto error;
+ if (!freq_list)
+ return 0;
+ len = int_array_len(freq_list);
+ freqs = os_malloc(sizeof(u32) * len);
+ if (!freqs)
+ return -1;
+ for (i = 0; i < len; i++)
+ freqs[i] = freq_list[i];
+ ret = nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_FREQ_LIST,
+ sizeof(u32) * len, freqs);
+ os_free(freqs);
+ return ret;
+}
- /* beacon_csa params */
- beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES);
- if (!beacon_csa)
- goto nla_put_failure;
- ret = set_beacon_data(msg, &settings->beacon_csa);
- if (ret)
- goto error;
+static int wpa_driver_do_acs(void *priv, struct drv_acs_params *params)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ struct nlattr *data;
+ int ret;
+ int mode;
+
+ mode = hw_mode_to_qca_acs(params->hw_mode);
+ if (mode < 0)
+ return -1;
- NLA_PUT_U16(msg, NL80211_ATTR_CSA_C_OFF_BEACON,
- settings->counter_offset_beacon);
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
+ QCA_NL80211_VENDOR_SUBCMD_DO_ACS) ||
+ !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
+ nla_put_u8(msg, QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE, mode) ||
+ (params->ht_enabled &&
+ nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT_ENABLED)) ||
+ (params->ht40_enabled &&
+ nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_HT40_ENABLED)) ||
+ (params->vht_enabled &&
+ nla_put_flag(msg, QCA_WLAN_VENDOR_ATTR_ACS_VHT_ENABLED)) ||
+ nla_put_u16(msg, QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH,
+ params->ch_width) ||
+ (params->ch_list_len &&
+ nla_put(msg, QCA_WLAN_VENDOR_ATTR_ACS_CH_LIST, params->ch_list_len,
+ params->ch_list)) ||
+ add_acs_freq_list(msg, params->freq_list)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
+ }
+ nla_nest_end(msg, data);
- if (settings->beacon_csa.probe_resp)
- NLA_PUT_U16(msg, NL80211_ATTR_CSA_C_OFF_PRESP,
- settings->counter_offset_presp);
+ wpa_printf(MSG_DEBUG,
+ "nl80211: ACS Params: HW_MODE: %d HT: %d HT40: %d VHT: %d BW: %d CH_LIST_LEN: %u",
+ params->hw_mode, params->ht_enabled, params->ht40_enabled,
+ params->vht_enabled, params->ch_width, params->ch_list_len);
- nla_nest_end(msg, beacon_csa);
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: switch_channel failed err=%d (%s)",
- ret, strerror(-ret));
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Failed to invoke driver ACS function: %s",
+ strerror(errno));
}
return ret;
-
-nla_put_failure:
- ret = -ENOBUFS;
-error:
- nlmsg_free(msg);
- wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request");
- return ret;
}
-#ifdef CONFIG_TESTING_OPTIONS
-static int cmd_reply_handler(struct nl_msg *msg, void *arg)
+static int nl80211_set_band(void *priv, enum set_band band)
{
- struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct wpabuf *buf = arg;
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ struct nlattr *data;
+ int ret;
+ enum qca_set_band qca_band;
- if (!buf)
- return NL_SKIP;
+ if (!drv->setband_vendor_cmd_avail)
+ return -1;
- if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) {
- wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply");
- return NL_SKIP;
+ switch (band) {
+ case WPA_SETBAND_AUTO:
+ qca_band = QCA_SETBAND_AUTO;
+ break;
+ case WPA_SETBAND_5G:
+ qca_band = QCA_SETBAND_5G;
+ break;
+ case WPA_SETBAND_2G:
+ qca_band = QCA_SETBAND_2G;
+ break;
+ default:
+ return -1;
}
- wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0));
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
+ QCA_NL80211_VENDOR_SUBCMD_SETBAND) ||
+ !(data = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
+ nla_put_u32(msg, QCA_WLAN_VENDOR_ATTR_SETBAND_VALUE, qca_band)) {
+ nlmsg_free(msg);
+ return -ENOBUFS;
+ }
+ nla_nest_end(msg, data);
- return NL_SKIP;
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Driver setband function failed: %s",
+ strerror(errno));
+ }
+ return ret;
}
-#endif /* CONFIG_TESTING_OPTIONS */
-static int vendor_reply_handler(struct nl_msg *msg, void *arg)
+struct nl80211_pcl {
+ unsigned int num;
+ unsigned int *freq_list;
+};
+
+static int preferred_freq_info_handler(struct nl_msg *msg, void *arg)
{
struct nlattr *tb[NL80211_ATTR_MAX + 1];
- struct nlattr *nl_vendor_reply, *nl;
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct wpabuf *buf = arg;
- int rem;
-
- if (!buf)
- return NL_SKIP;
+ struct nl80211_pcl *param = arg;
+ struct nlattr *nl_vend, *attr;
+ enum qca_iface_type iface_type;
+ struct nlattr *tb_vendor[QCA_WLAN_VENDOR_ATTR_MAX + 1];
+ unsigned int num, max_num;
+ u32 *freqs;
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
genlmsg_attrlen(gnlh, 0), NULL);
- nl_vendor_reply = tb[NL80211_ATTR_VENDOR_DATA];
- if (!nl_vendor_reply)
+ nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
+ if (!nl_vend)
return NL_SKIP;
- if ((size_t) nla_len(nl_vendor_reply) > wpabuf_tailroom(buf)) {
- wpa_printf(MSG_INFO, "nl80211: Vendor command: insufficient buffer space for reply");
+ nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
+ nla_data(nl_vend), nla_len(nl_vend), NULL);
+
+ attr = tb_vendor[
+ QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE];
+ if (!attr) {
+ wpa_printf(MSG_ERROR, "nl80211: iface_type couldn't be found");
+ param->num = 0;
return NL_SKIP;
}
- nla_for_each_nested(nl, nl_vendor_reply, rem) {
- wpabuf_put_data(buf, nla_data(nl), nla_len(nl));
+ iface_type = (enum qca_iface_type) nla_get_u32(attr);
+ wpa_printf(MSG_DEBUG, "nl80211: Driver returned iface_type=%d",
+ iface_type);
+
+ attr = tb_vendor[QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST];
+ if (!attr) {
+ wpa_printf(MSG_ERROR,
+ "nl80211: preferred_freq_list couldn't be found");
+ param->num = 0;
+ return NL_SKIP;
}
+ /*
+ * param->num has the maximum number of entries for which there
+ * is room in the freq_list provided by the caller.
+ */
+ freqs = nla_data(attr);
+ max_num = nla_len(attr) / sizeof(u32);
+ if (max_num > param->num)
+ max_num = param->num;
+ for (num = 0; num < max_num; num++)
+ param->freq_list[num] = freqs[num];
+ param->num = num;
+
return NL_SKIP;
}
-static int nl80211_vendor_cmd(void *priv, unsigned int vendor_id,
- unsigned int subcmd, const u8 *data,
- size_t data_len, struct wpabuf *buf)
+static int nl80211_get_pref_freq_list(void *priv,
+ enum wpa_driver_if_type if_type,
+ unsigned int *num,
+ unsigned int *freq_list)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
int ret;
+ unsigned int i;
+ struct nlattr *params;
+ struct nl80211_pcl param;
+ enum qca_iface_type iface_type;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ if (!drv->get_pref_freq_list)
+ return -1;
-#ifdef CONFIG_TESTING_OPTIONS
- if (vendor_id == 0xffffffff) {
- nl80211_cmd(drv, msg, 0, subcmd);
- if (nlmsg_append(msg, (void *) data, data_len, NLMSG_ALIGNTO) <
- 0)
- goto nla_put_failure;
- ret = send_and_recv_msgs(drv, msg, cmd_reply_handler, buf);
- if (ret)
- wpa_printf(MSG_DEBUG, "nl80211: command failed err=%d",
- ret);
+ switch (if_type) {
+ case WPA_IF_STATION:
+ iface_type = QCA_IFACE_TYPE_STA;
+ break;
+ case WPA_IF_AP_BSS:
+ iface_type = QCA_IFACE_TYPE_AP;
+ break;
+ case WPA_IF_P2P_GO:
+ iface_type = QCA_IFACE_TYPE_P2P_GO;
+ break;
+ case WPA_IF_P2P_CLIENT:
+ iface_type = QCA_IFACE_TYPE_P2P_CLIENT;
+ break;
+ case WPA_IF_IBSS:
+ iface_type = QCA_IFACE_TYPE_IBSS;
+ break;
+ case WPA_IF_TDLS:
+ iface_type = QCA_IFACE_TYPE_TDLS;
+ break;
+ default:
+ return -1;
+ }
+
+ param.num = *num;
+ param.freq_list = freq_list;
+
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, drv->ifindex) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
+ QCA_NL80211_VENDOR_SUBCMD_GET_PREFERRED_FREQ_LIST) ||
+ !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
+ nla_put_u32(msg,
+ QCA_WLAN_VENDOR_ATTR_GET_PREFERRED_FREQ_LIST_IFACE_TYPE,
+ iface_type)) {
+ wpa_printf(MSG_ERROR,
+ "%s: err in adding vendor_cmd and vendor_data",
+ __func__);
+ nlmsg_free(msg);
+ return -1;
+ }
+ nla_nest_end(msg, params);
+
+ os_memset(freq_list, 0, *num * sizeof(freq_list[0]));
+ ret = send_and_recv_msgs(drv, msg, preferred_freq_info_handler, ¶m);
+ if (ret) {
+ wpa_printf(MSG_ERROR,
+ "%s: err in send_and_recv_msgs", __func__);
return ret;
}
-#endif /* CONFIG_TESTING_OPTIONS */
- nl80211_cmd(drv, msg, 0, NL80211_CMD_VENDOR);
- if (nl80211_set_iface_id(msg, bss) < 0)
- goto nla_put_failure;
- NLA_PUT_U32(msg, NL80211_ATTR_VENDOR_ID, vendor_id);
- NLA_PUT_U32(msg, NL80211_ATTR_VENDOR_SUBCMD, subcmd);
- if (data)
- NLA_PUT(msg, NL80211_ATTR_VENDOR_DATA, data_len, data);
+ *num = param.num;
- ret = send_and_recv_msgs(drv, msg, vendor_reply_handler, buf);
- if (ret)
- wpa_printf(MSG_DEBUG, "nl80211: vendor command failed err=%d",
- ret);
- return ret;
+ for (i = 0; i < *num; i++) {
+ wpa_printf(MSG_DEBUG, "nl80211: preferred_channel_list[%d]=%d",
+ i, freq_list[i]);
+ }
-nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
+ return 0;
}
-static int nl80211_set_qos_map(void *priv, const u8 *qos_map_set,
- u8 qos_map_set_len)
+static int nl80211_set_prob_oper_freq(void *priv, unsigned int freq)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
int ret;
+ struct nlattr *params;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- wpa_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map",
- qos_map_set, qos_map_set_len);
+ if (!drv->set_prob_oper_freq)
+ return -1;
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_QOS_MAP);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT(msg, NL80211_ATTR_QOS_MAP, qos_map_set_len, qos_map_set);
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Set P2P probable operating freq %u for ifindex %d",
+ freq, bss->ifindex);
+
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR)) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) ||
+ nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD,
+ QCA_NL80211_VENDOR_SUBCMD_SET_PROBABLE_OPER_CHANNEL) ||
+ !(params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA)) ||
+ nla_put_u32(msg,
+ QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_IFACE_TYPE,
+ QCA_IFACE_TYPE_P2P_CLIENT) ||
+ nla_put_u32(msg,
+ QCA_WLAN_VENDOR_ATTR_PROBABLE_OPER_CHANNEL_FREQ,
+ freq)) {
+ wpa_printf(MSG_ERROR,
+ "%s: err in adding vendor_cmd and vendor_data",
+ __func__);
+ nlmsg_free(msg);
+ return -1;
+ }
+ nla_nest_end(msg, params);
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- if (ret)
- wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed");
-
- return ret;
-
-nla_put_failure:
+ msg = NULL;
+ if (ret) {
+ wpa_printf(MSG_ERROR, "%s: err in send_and_recv_msgs",
+ __func__);
+ return ret;
+ }
nlmsg_free(msg);
- return -ENOBUFS;
+ return 0;
}
+#endif /* CONFIG_DRIVER_NL80211_QCA */
-static int nl80211_set_wowlan(void *priv,
- const struct wowlan_triggers *triggers)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- struct nlattr *wowlan_triggers;
- int ret;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan");
-
- nl80211_cmd(drv, msg, 0, NL80211_CMD_SET_WOWLAN);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
- wowlan_triggers = nla_nest_start(msg, NL80211_ATTR_WOWLAN_TRIGGERS);
- if (!wowlan_triggers)
- goto nla_put_failure;
-
- if (triggers->any)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_ANY);
- if (triggers->disconnect)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_DISCONNECT);
- if (triggers->magic_pkt)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT);
- if (triggers->gtk_rekey_failure)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE);
- if (triggers->eap_identity_req)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST);
- if (triggers->four_way_handshake)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE);
- if (triggers->rfkill_release)
- NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE);
- nla_nest_end(msg, wowlan_triggers);
+static int nl80211_write_to_file(const char *name, unsigned int val)
+{
+ int fd, len;
+ char tmp[128];
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- if (ret)
- wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed");
+ fd = open(name, O_RDWR);
+ if (fd < 0) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to open %s: %s",
+ name, strerror(errno));
+ return fd;
+ }
- return ret;
+ len = os_snprintf(tmp, sizeof(tmp), "%u\n", val);
+ len = write(fd, tmp, len);
+ if (len < 0)
+ wpa_printf(MSG_ERROR, "nl80211: Failed to write to %s: %s",
+ name, strerror(errno));
+ close(fd);
-nla_put_failure:
- nlmsg_free(msg);
- return -ENOBUFS;
+ return 0;
}
-static int nl80211_roaming(void *priv, int allowed, const u8 *bssid)
+static int nl80211_configure_data_frame_filters(void *priv, u32 filter_flags)
{
struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- struct nlattr *params;
+ char path[128];
+ int ret;
- wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed);
+ wpa_printf(MSG_DEBUG, "nl80211: Data frame filter flags=0x%x",
+ filter_flags);
- if (!drv->roaming_vendor_cmd_avail) {
- wpa_printf(MSG_DEBUG,
- "nl80211: Ignore roaming policy change since driver does not provide command for setting it");
+ /* Configure filtering of unicast frame encrypted using GTK */
+ ret = os_snprintf(path, sizeof(path),
+ "/proc/sys/net/ipv4/conf/%s/drop_unicast_in_l2_multicast",
+ bss->ifname);
+ if (os_snprintf_error(sizeof(path), ret))
return -1;
- }
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ ret = nl80211_write_to_file(path,
+ !!(filter_flags &
+ WPA_DATA_FRAME_FILTER_FLAG_GTK));
+ if (ret) {
+ wpa_printf(MSG_ERROR,
+ "nl80211: Failed to set IPv4 unicast in multicast filter");
+ return ret;
+ }
- nl80211_cmd(drv, msg, 0, NL80211_CMD_VENDOR);
+ os_snprintf(path, sizeof(path),
+ "/proc/sys/net/ipv6/conf/%s/drop_unicast_in_l2_multicast",
+ bss->ifname);
+ ret = nl80211_write_to_file(path,
+ !!(filter_flags &
+ WPA_DATA_FRAME_FILTER_FLAG_GTK));
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA);
- NLA_PUT_U32(msg, NL80211_ATTR_VENDOR_SUBCMD,
- QCA_NL80211_VENDOR_SUBCMD_ROAMING);
+ if (ret) {
+ wpa_printf(MSG_ERROR,
+ "nl80211: Failed to set IPv6 unicast in multicast filter");
+ return ret;
+ }
- params = nla_nest_start(msg, NL80211_ATTR_VENDOR_DATA);
- if (!params)
- goto nla_put_failure;
- NLA_PUT_U32(msg, QCA_WLAN_VENDOR_ATTR_ROAMING_POLICY,
- allowed ? QCA_ROAMING_ALLOWED_WITHIN_ESS :
- QCA_ROAMING_NOT_ALLOWED);
- if (bssid)
- NLA_PUT(msg, QCA_WLAN_VENDOR_ATTR_MAC_ADDR, ETH_ALEN, bssid);
- nla_nest_end(msg, params);
+ /* Configure filtering of unicast frame encrypted using GTK */
+ os_snprintf(path, sizeof(path),
+ "/proc/sys/net/ipv4/conf/%s/drop_gratuitous_arp",
+ bss->ifname);
+ ret = nl80211_write_to_file(path,
+ !!(filter_flags &
+ WPA_DATA_FRAME_FILTER_FLAG_ARP));
+ if (ret) {
+ wpa_printf(MSG_ERROR,
+ "nl80211: Failed set gratuitous ARP filter");
+ return ret;
+ }
- return send_and_recv_msgs(drv, msg, NULL, NULL);
+ /* Configure filtering of IPv6 NA frames */
+ os_snprintf(path, sizeof(path),
+ "/proc/sys/net/ipv6/conf/%s/drop_unsolicited_na",
+ bss->ifname);
+ ret = nl80211_write_to_file(path,
+ !!(filter_flags &
+ WPA_DATA_FRAME_FILTER_FLAG_NA));
+ if (ret) {
+ wpa_printf(MSG_ERROR,
+ "nl80211: Failed to set unsolicited NA filter");
+ return ret;
+ }
- nla_put_failure:
- nlmsg_free(msg);
- return -1;
+ return 0;
}
-static int nl80211_set_mac_addr(void *priv, const u8 *addr)
+static int nl80211_get_ext_capab(void *priv, enum wpa_driver_if_type type,
+ const u8 **ext_capa, const u8 **ext_capa_mask,
+ unsigned int *ext_capa_len)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- int new_addr = addr != NULL;
-
- if (!addr)
- addr = drv->perm_addr;
-
- if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0) < 0)
- return -1;
+ enum nl80211_iftype nlmode;
+ unsigned int i;
- if (linux_set_ifhwaddr(drv->global->ioctl_sock, bss->ifname, addr) < 0)
- {
- wpa_printf(MSG_DEBUG,
- "nl80211: failed to set_mac_addr for %s to " MACSTR,
- bss->ifname, MAC2STR(addr));
- if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname,
- 1) < 0) {
- wpa_printf(MSG_DEBUG,
- "nl80211: Could not restore interface UP after failed set_mac_addr");
- }
+ if (!ext_capa || !ext_capa_mask || !ext_capa_len)
return -1;
- }
- wpa_printf(MSG_DEBUG, "nl80211: set_mac_addr for %s to " MACSTR,
- bss->ifname, MAC2STR(addr));
- drv->addr_changed = new_addr;
- os_memcpy(bss->addr, addr, ETH_ALEN);
+ nlmode = wpa_driver_nl80211_if_type(type);
- if (linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1) < 0)
- {
- wpa_printf(MSG_DEBUG,
- "nl80211: Could not restore interface UP after set_mac_addr");
+ /* By default, use the per-radio values */
+ *ext_capa = drv->extended_capa;
+ *ext_capa_mask = drv->extended_capa_mask;
+ *ext_capa_len = drv->extended_capa_len;
+
+ /* Replace the default value if a per-interface type value exists */
+ for (i = 0; i < drv->num_iface_ext_capa; i++) {
+ if (nlmode == drv->iface_ext_capa[i].iftype) {
+ *ext_capa = drv->iface_ext_capa[i].ext_capa;
+ *ext_capa_mask = drv->iface_ext_capa[i].ext_capa_mask;
+ *ext_capa_len = drv->iface_ext_capa[i].ext_capa_len;
+ break;
+ }
}
return 0;
.sched_scan = wpa_driver_nl80211_sched_scan,
.stop_sched_scan = wpa_driver_nl80211_stop_sched_scan,
.get_scan_results2 = wpa_driver_nl80211_get_scan_results,
+ .abort_scan = wpa_driver_nl80211_abort_scan,
.deauthenticate = driver_nl80211_deauthenticate,
.authenticate = driver_nl80211_authenticate,
.associate = wpa_driver_nl80211_associate,
.if_add = wpa_driver_nl80211_if_add,
.if_remove = driver_nl80211_if_remove,
.send_mlme = driver_nl80211_send_mlme,
- .get_hw_feature_data = wpa_driver_nl80211_get_hw_feature_data,
+ .get_hw_feature_data = nl80211_get_hw_feature_data,
.sta_add = wpa_driver_nl80211_sta_add,
.sta_remove = driver_nl80211_sta_remove,
.hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol,
.deinit_ap = wpa_driver_nl80211_deinit_ap,
.deinit_p2p_cli = wpa_driver_nl80211_deinit_p2p_cli,
.resume = wpa_driver_nl80211_resume,
- .send_ft_action = nl80211_send_ft_action,
.signal_monitor = nl80211_signal_monitor,
.signal_poll = nl80211_signal_poll,
.send_frame = nl80211_send_frame,
- .shared_freq = wpa_driver_nl80211_shared_freq,
.set_param = nl80211_set_param,
.get_radio_name = nl80211_get_radio_name,
.add_pmkid = nl80211_add_pmkid,
#ifdef CONFIG_TDLS
.send_tdls_mgmt = nl80211_send_tdls_mgmt,
.tdls_oper = nl80211_tdls_oper,
+ .tdls_enable_channel_switch = nl80211_tdls_enable_channel_switch,
+ .tdls_disable_channel_switch = nl80211_tdls_disable_channel_switch,
#endif /* CONFIG_TDLS */
.update_ft_ies = wpa_driver_nl80211_update_ft_ies,
.get_mac_addr = wpa_driver_nl80211_get_macaddr,
.set_ap_wps_ie = wpa_driver_set_ap_wps_p2p_ie,
#endif /* ANDROID_P2P */
#ifdef ANDROID
+#ifndef ANDROID_LIB_STUB
.driver_cmd = wpa_driver_nl80211_driver_cmd,
+#endif /* !ANDROID_LIB_STUB */
#endif /* ANDROID */
.vendor_cmd = nl80211_vendor_cmd,
.set_qos_map = nl80211_set_qos_map,
.set_wowlan = nl80211_set_wowlan,
+#ifdef CONFIG_DRIVER_NL80211_QCA
.roaming = nl80211_roaming,
+#endif /* CONFIG_DRIVER_NL80211_QCA */
.set_mac_addr = nl80211_set_mac_addr,
+#ifdef CONFIG_MESH
+ .init_mesh = wpa_driver_nl80211_init_mesh,
+ .join_mesh = wpa_driver_nl80211_join_mesh,
+ .leave_mesh = wpa_driver_nl80211_leave_mesh,
+#endif /* CONFIG_MESH */
+ .br_add_ip_neigh = wpa_driver_br_add_ip_neigh,
+ .br_delete_ip_neigh = wpa_driver_br_delete_ip_neigh,
+ .br_port_set_attr = wpa_driver_br_port_set_attr,
+ .br_set_net_param = wpa_driver_br_set_net_param,
+ .add_tx_ts = nl80211_add_ts,
+ .del_tx_ts = nl80211_del_ts,
+ .get_ifindex = nl80211_get_ifindex,
+#ifdef CONFIG_DRIVER_NL80211_QCA
+ .do_acs = wpa_driver_do_acs,
+ .set_band = nl80211_set_band,
+ .get_pref_freq_list = nl80211_get_pref_freq_list,
+ .set_prob_oper_freq = nl80211_set_prob_oper_freq,
+#endif /* CONFIG_DRIVER_NL80211_QCA */
+ .configure_data_frame_filters = nl80211_configure_data_frame_filters,
+ .get_ext_capab = nl80211_get_ext_capab,
};
projects / mech_eap.git / blobdiff