/*
* Driver interaction with Linux nl80211/cfg80211
- * Copyright (c) 2002-2010, 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>
* Copyright (c) 2009-2010, Atheros Communications
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Alternatively, this software may be distributed under the terms of BSD
- * license.
- *
- * See README and COPYING for more details.
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
*/
#include "includes.h"
-#include <sys/ioctl.h>
+#include <sys/types.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 "nl80211_copy.h"
+#include <linux/errqueue.h>
#include "common.h"
#include "eloop.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"
+#include "driver_nl80211.h"
-#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
#endif /* CONFIG_LIBNL20 */
-#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
+#ifdef ANDROID
+/* system/core/libnl_2 does not include nl_socket_set_nonblocking() */
+#undef nl_socket_set_nonblocking
+#define nl_socket_set_nonblocking(h) android_nl_socket_set_nonblocking(h)
-#ifndef IF_OPER_DORMANT
-#define IF_OPER_DORMANT 5
-#endif
-#ifndef IF_OPER_UP
-#define IF_OPER_UP 6
+#endif /* ANDROID */
+
+
+static struct nl_handle * nl_create_handle(struct nl_cb *cb, const char *dbg)
+{
+ struct nl_handle *handle;
+
+ handle = nl80211_handle_alloc(cb);
+ if (handle == NULL) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
+ "callbacks (%s)", dbg);
+ return NULL;
+ }
+
+ if (genl_connect(handle)) {
+ wpa_printf(MSG_ERROR, "nl80211: Failed to connect to generic "
+ "netlink (%s)", dbg);
+ nl80211_handle_destroy(handle);
+ return NULL;
+ }
+
+ return handle;
+}
+
+
+static void nl_destroy_handles(struct nl_handle **handle)
+{
+ if (*handle == NULL)
+ return;
+ nl80211_handle_destroy(*handle);
+ *handle = NULL;
+}
+
+
+#if __WORDSIZE == 64
+#define ELOOP_SOCKET_INVALID (intptr_t) 0x8888888888888889ULL
+#else
+#define ELOOP_SOCKET_INVALID (intptr_t) 0x88888889ULL
#endif
-struct i802_bss {
- struct wpa_driver_nl80211_data *drv;
- struct i802_bss *next;
- int ifindex;
- char ifname[IFNAMSIZ + 1];
- unsigned int beacon_set:1;
-};
+static void nl80211_register_eloop_read(struct nl_handle **handle,
+ 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 */
-struct wpa_driver_nl80211_data {
- void *ctx;
- struct netlink_data *netlink;
- int ioctl_sock; /* socket for ioctl() use */
- char brname[IFNAMSIZ];
- int ifindex;
- int if_removed;
- int if_disabled;
- struct rfkill_data *rfkill;
- struct wpa_driver_capa capa;
- int has_capability;
-
- int operstate;
-
- int scan_complete_events;
-
- struct nl_handle *nl_handle;
- struct nl_handle *nl_handle_event;
- struct nl_handle *nl_handle_preq;
- struct nl_cache *nl_cache;
- struct nl_cache *nl_cache_event;
- struct nl_cache *nl_cache_preq;
- struct nl_cb *nl_cb;
- struct genl_family *nl80211;
-
- u8 auth_bssid[ETH_ALEN];
- u8 bssid[ETH_ALEN];
- int associated;
- u8 ssid[32];
- size_t ssid_len;
- int nlmode;
- int ap_scan_as_station;
- unsigned int assoc_freq;
-
- int monitor_sock;
- int monitor_ifidx;
- int disable_11b_rates;
-
- unsigned int pending_remain_on_chan:1;
- unsigned int added_bridge:1;
- unsigned int added_if_into_bridge: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;
-
-#ifdef HOSTAPD
- int eapol_sock; /* socket for EAPOL frames */
-
- int default_if_indices[16];
- int *if_indices;
- int num_if_indices;
-
- int last_freq;
- int last_freq_ht;
-#endif /* HOSTAPD */
-};
+ nl_socket_set_nonblocking(*handle);
+ eloop_register_read_sock(nl_socket_get_fd(*handle), handler,
+ eloop_data, *handle);
+ *handle = (void *) (((intptr_t) *handle) ^ ELOOP_SOCKET_INVALID);
+}
+
+
+static void nl80211_destroy_eloop_handle(struct nl_handle **handle)
+{
+ *handle = (void *) (((intptr_t) *handle) ^ ELOOP_SOCKET_INVALID);
+ eloop_unregister_read_sock(nl_socket_get_fd(*handle));
+ nl_destroy_handles(handle);
+}
-static void wpa_driver_nl80211_scan_timeout(void *eloop_ctx,
- void *timeout_ctx);
-static int wpa_driver_nl80211_set_mode(void *priv, int mode);
+static void nl80211_global_deinit(void *priv);
+static void nl80211_check_global(struct nl80211_global *global);
+
+static void wpa_driver_nl80211_deinit(struct i802_bss *bss);
+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);
-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);
-static int nl80211_send_frame_cmd(struct wpa_driver_nl80211_data *drv,
- unsigned int freq, const u8 *buf,
- size_t buf_len, u64 *cookie);
-static int wpa_driver_nl80211_probe_req_report(void *priv, int report);
-
-#ifdef HOSTAPD
+wpa_driver_nl80211_finish_drv_init(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 wpa_driver_nl80211_probe_req_report(struct i802_bss *bss,
+ int report);
+
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(void *priv,
- enum wpa_driver_if_type type,
- const char *ifname);
-#else /* HOSTAPD */
-static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
-{
- return 0;
-}
-#endif /* HOSTAPD */
-static int i802_set_freq(void *priv, struct hostapd_freq_params *freq);
+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,
+ int reset_mode);
+
+static int i802_set_iface_flags(struct i802_bss *bss, int up);
+static int nl80211_set_param(void *priv, const char *param);
+
+
+/* Converts nl80211_chan_width to a common format */
+enum chan_width convert2width(int width)
+{
+ switch (width) {
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ return CHAN_WIDTH_20_NOHT;
+ case NL80211_CHAN_WIDTH_20:
+ return CHAN_WIDTH_20;
+ case NL80211_CHAN_WIDTH_40:
+ return CHAN_WIDTH_40;
+ case NL80211_CHAN_WIDTH_80:
+ return CHAN_WIDTH_80;
+ case NL80211_CHAN_WIDTH_80P80:
+ return CHAN_WIDTH_80P80;
+ case NL80211_CHAN_WIDTH_160:
+ return CHAN_WIDTH_160;
+ }
+ return CHAN_WIDTH_UNKNOWN;
+}
+
+
+int is_ap_interface(enum nl80211_iftype nlmode)
+{
+ return nlmode == NL80211_IFTYPE_AP ||
+ nlmode == NL80211_IFTYPE_P2P_GO;
+}
+
+
+int is_sta_interface(enum nl80211_iftype nlmode)
+{
+ return nlmode == NL80211_IFTYPE_STATION ||
+ nlmode == NL80211_IFTYPE_P2P_CLIENT;
+}
+
+
+static int is_p2p_net_interface(enum nl80211_iftype nlmode)
+{
+ return nlmode == NL80211_IFTYPE_P2P_CLIENT ||
+ nlmode == NL80211_IFTYPE_P2P_GO;
+}
+
+
+struct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv,
+ int ifindex)
+{
+ struct i802_bss *bss;
+
+ for (bss = drv->first_bss; bss; bss = bss->next) {
+ if (bss->ifindex == ifindex)
+ return bss;
+ }
+
+ return NULL;
+}
+
+
+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);
+ drv->associated = 0;
+ os_memset(drv->bssid, 0, ETH_ALEN);
+}
+
/* nl80211 code */
static int ack_handler(struct nl_msg *msg, void *arg)
}
-static int send_and_recv(struct wpa_driver_nl80211_data *drv,
+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 *),
void *valid_data)
struct nl_cb *cb;
int err = -ENOMEM;
- cb = nl_cb_clone(drv->nl_cb);
+ if (!msg)
+ return -ENOMEM;
+
+ cb = nl_cb_clone(global->nl_cb);
if (!cb)
goto out;
nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM,
valid_handler, valid_data);
- while (err > 0)
- nl_recvmsgs(nl_handle, cb);
+ while (err > 0) {
+ int res = nl_recvmsgs(nl_handle, cb);
+ if (res < 0) {
+ wpa_printf(MSG_INFO,
+ "nl80211: %s->nl_recvmsgs failed: %d",
+ __func__, res);
+ }
+ }
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(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, drv->nl_handle, msg, valid_handler,
- valid_data);
+ return send_and_recv(drv->global, drv->global->nl, msg,
+ valid_handler, valid_data);
}
}
-static int nl_get_multicast_id(struct wpa_driver_nl80211_data *drv,
+static int nl_get_multicast_id(struct nl80211_global *global,
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(drv->nl_handle, "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(drv, 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 int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid)
+void * nl80211_cmd(struct wpa_driver_nl80211_data *drv,
+ struct nl_msg *msg, int flags, uint8_t cmd)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- if (!drv->associated)
- return -1;
- os_memcpy(bssid, drv->bssid, ETH_ALEN);
- return 0;
+ return genlmsg_put(msg, 0, 0, drv->global->nl80211_id,
+ 0, flags, cmd, 0);
}
-static int wpa_driver_nl80211_get_ssid(void *priv, u8 *ssid)
+static int nl80211_set_iface_id(struct nl_msg *msg, struct i802_bss *bss)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- if (!drv->associated)
- return -1;
- os_memcpy(ssid, drv->ssid, drv->ssid_len);
- return drv->ssid_len;
+ 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);
}
-static void wpa_driver_nl80211_event_link(struct wpa_driver_nl80211_data *drv,
- char *buf, size_t len, int del)
+struct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd)
{
- union wpa_event_data event;
+ struct nl_msg *msg;
- os_memset(&event, 0, sizeof(event));
- if (len > sizeof(event.interface_status.ifname))
- len = sizeof(event.interface_status.ifname) - 1;
- os_memcpy(event.interface_status.ifname, buf, len);
- event.interface_status.ievent = del ? EVENT_INTERFACE_REMOVED :
- EVENT_INTERFACE_ADDED;
-
- wpa_printf(MSG_DEBUG, "RTM_%sLINK, IFLA_IFNAME: Interface '%s' %s",
- del ? "DEL" : "NEW",
- event.interface_status.ifname,
- del ? "removed" : "added");
-
- if (os_strcmp(drv->first_bss.ifname, event.interface_status.ifname) == 0) {
- if (del)
- drv->if_removed = 1;
- else
- drv->if_removed = 0;
+ 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;
}
- wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event);
+ return msg;
}
-static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data *drv,
- u8 *buf, size_t len)
+static struct nl_msg *
+nl80211_ifindex_msg(struct wpa_driver_nl80211_data *drv, int ifindex,
+ int flags, uint8_t cmd)
{
- int attrlen, rta_len;
- struct rtattr *attr;
+ struct nl_msg *msg;
- attrlen = len;
- attr = (struct rtattr *) buf;
+ msg = nlmsg_alloc();
+ if (!msg)
+ return NULL;
- rta_len = RTA_ALIGN(sizeof(struct rtattr));
- while (RTA_OK(attr, attrlen)) {
- if (attr->rta_type == IFLA_IFNAME) {
- if (os_strcmp(((char *) attr) + rta_len, drv->first_bss.ifname)
- == 0)
- return 1;
- else
- break;
- }
- attr = RTA_NEXT(attr, attrlen);
+ if (!nl80211_cmd(drv, msg, flags, cmd) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, ifindex)) {
+ nlmsg_free(msg);
+ return NULL;
}
- return 0;
+ return msg;
}
-static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data *drv,
- int ifindex, u8 *buf, size_t len)
+struct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags,
+ uint8_t cmd)
{
- if (drv->ifindex == ifindex)
- return 1;
+ return nl80211_ifindex_msg(drv, drv->ifindex, flags, cmd);
+}
- if (drv->if_removed && wpa_driver_nl80211_own_ifname(drv, buf, len)) {
- drv->first_bss.ifindex = if_nametoindex(drv->first_bss.ifname);
- wpa_printf(MSG_DEBUG, "nl80211: Update ifindex for a removed "
- "interface");
- wpa_driver_nl80211_finish_drv_init(drv);
- return 1;
- }
- return 0;
+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);
}
-static void wpa_driver_nl80211_event_rtm_newlink(void *ctx,
- struct ifinfomsg *ifi,
- u8 *buf, size_t len)
-{
- struct wpa_driver_nl80211_data *drv = ctx;
- int attrlen, rta_len;
- struct rtattr *attr;
- u32 brid = 0;
+struct wiphy_idx_data {
+ int wiphy_idx;
+ enum nl80211_iftype nlmode;
+ u8 *macaddr;
+};
- if (!wpa_driver_nl80211_own_ifindex(drv, ifi->ifi_index, buf, len) &&
- !have_ifidx(drv, ifi->ifi_index)) {
- wpa_printf(MSG_DEBUG, "nl80211: Ignore event for foreign "
- "ifindex %d", ifi->ifi_index);
- return;
- }
- wpa_printf(MSG_DEBUG, "RTM_NEWLINK: operstate=%d ifi_flags=0x%x "
- "(%s%s%s%s)",
- drv->operstate, ifi->ifi_flags,
- (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
- (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
- (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
- (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
+static int netdev_info_handler(struct nl_msg *msg, void *arg)
+{
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct wiphy_idx_data *info = arg;
- if (!drv->if_disabled && !(ifi->ifi_flags & IFF_UP)) {
- wpa_printf(MSG_DEBUG, "nl80211: Interface down");
- drv->if_disabled = 1;
- wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_DISABLED, NULL);
- }
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
- if (drv->if_disabled && (ifi->ifi_flags & IFF_UP)) {
- wpa_printf(MSG_DEBUG, "nl80211: Interface up");
- drv->if_disabled = 0;
- wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED, NULL);
- }
+ if (tb[NL80211_ATTR_WIPHY])
+ info->wiphy_idx = nla_get_u32(tb[NL80211_ATTR_WIPHY]);
- /*
- * Some drivers send the association event before the operup event--in
- * this case, lifting operstate in wpa_driver_nl80211_set_operstate()
- * fails. This will hit us when wpa_supplicant does not need to do
- * IEEE 802.1X authentication
- */
- if (drv->operstate == 1 &&
- (ifi->ifi_flags & (IFF_LOWER_UP | IFF_DORMANT)) == IFF_LOWER_UP &&
- !(ifi->ifi_flags & IFF_RUNNING))
- netlink_send_oper_ifla(drv->netlink, drv->ifindex,
- -1, IF_OPER_UP);
+ if (tb[NL80211_ATTR_IFTYPE])
+ info->nlmode = nla_get_u32(tb[NL80211_ATTR_IFTYPE]);
- attrlen = len;
- attr = (struct rtattr *) buf;
- rta_len = RTA_ALIGN(sizeof(struct rtattr));
- while (RTA_OK(attr, attrlen)) {
- if (attr->rta_type == IFLA_IFNAME) {
- wpa_driver_nl80211_event_link(
- drv,
- ((char *) attr) + rta_len,
- attr->rta_len - rta_len, 0);
- } else if (attr->rta_type == IFLA_MASTER)
- brid = nla_get_u32((struct nlattr *) attr);
- attr = RTA_NEXT(attr, attrlen);
- }
+ if (tb[NL80211_ATTR_MAC] && info->macaddr)
+ os_memcpy(info->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
+ ETH_ALEN);
-#ifdef HOSTAPD
- if (ifi->ifi_family == AF_BRIDGE && brid) {
- /* device has been added to bridge */
- char namebuf[IFNAMSIZ];
- if_indextoname(brid, namebuf);
- wpa_printf(MSG_DEBUG, "nl80211: Add ifindex %u for bridge %s",
- brid, namebuf);
- add_ifidx(drv, brid);
- }
-#endif /* HOSTAPD */
+ return NL_SKIP;
}
-static void wpa_driver_nl80211_event_rtm_dellink(void *ctx,
- struct ifinfomsg *ifi,
- u8 *buf, size_t len)
+int nl80211_get_wiphy_index(struct i802_bss *bss)
{
- struct wpa_driver_nl80211_data *drv = ctx;
- int attrlen, rta_len;
- struct rtattr *attr;
- u32 brid = 0;
-
- attrlen = len;
- attr = (struct rtattr *) buf;
+ struct nl_msg *msg;
+ struct wiphy_idx_data data = {
+ .wiphy_idx = -1,
+ .macaddr = NULL,
+ };
- rta_len = RTA_ALIGN(sizeof(struct rtattr));
- while (RTA_OK(attr, attrlen)) {
- if (attr->rta_type == IFLA_IFNAME) {
- wpa_driver_nl80211_event_link(
- drv,
- ((char *) attr) + rta_len,
- attr->rta_len - rta_len, 1);
- } else if (attr->rta_type == IFLA_MASTER)
- brid = nla_get_u32((struct nlattr *) attr);
- attr = RTA_NEXT(attr, attrlen);
- }
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
+ return -1;
-#ifdef HOSTAPD
- if (ifi->ifi_family == AF_BRIDGE && brid) {
- /* 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);
- }
-#endif /* HOSTAPD */
+ if (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
+ return data.wiphy_idx;
+ return -1;
}
-static void mlme_event_auth(struct wpa_driver_nl80211_data *drv,
- const u8 *frame, size_t len)
+static enum nl80211_iftype nl80211_get_ifmode(struct i802_bss *bss)
{
- const struct ieee80211_mgmt *mgmt;
- union wpa_event_data event;
+ struct nl_msg *msg;
+ struct wiphy_idx_data data = {
+ .nlmode = NL80211_IFTYPE_UNSPECIFIED,
+ .macaddr = NULL,
+ };
- mgmt = (const struct ieee80211_mgmt *) frame;
- if (len < 24 + sizeof(mgmt->u.auth)) {
- wpa_printf(MSG_DEBUG, "nl80211: Too short association event "
- "frame");
- return;
- }
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
+ return NL80211_IFTYPE_UNSPECIFIED;
- os_memcpy(drv->auth_bssid, mgmt->sa, 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.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 (send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data) == 0)
+ return data.nlmode;
+ return NL80211_IFTYPE_UNSPECIFIED;
+}
+
+
+static int nl80211_get_macaddr(struct i802_bss *bss)
+{
+ struct nl_msg *msg;
+ struct wiphy_idx_data data = {
+ .macaddr = bss->addr,
+ };
+
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_GET_INTERFACE)))
+ return -1;
- wpa_supplicant_event(drv->ctx, EVENT_AUTH, &event);
+ return send_and_recv_msgs(bss->drv, msg, netdev_info_handler, &data);
}
-static void mlme_event_assoc(struct wpa_driver_nl80211_data *drv,
- const u8 *frame, size_t len)
+static int nl80211_register_beacons(struct wpa_driver_nl80211_data *drv,
+ struct nl80211_wiphy_data *w)
{
- const struct ieee80211_mgmt *mgmt;
- union wpa_event_data event;
- u16 status;
+ struct nl_msg *msg;
+ int ret;
- 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;
- }
+ msg = nlmsg_alloc();
+ if (!msg)
+ return -1;
- status = le_to_host16(mgmt->u.assoc_resp.status_code);
- if (status != WLAN_STATUS_SUCCESS) {
- os_memset(&event, 0, sizeof(event));
- 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;
+ 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;
+ }
- wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event);
- return;
+ ret = send_and_recv(drv->global, w->nl_beacons, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Register beacons command "
+ "failed: ret=%d (%s)",
+ ret, strerror(-ret));
}
+ return ret;
+}
- drv->associated = 1;
- os_memcpy(drv->bssid, mgmt->sa, ETH_ALEN);
- 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);
- }
+static void nl80211_recv_beacons(int sock, void *eloop_ctx, void *handle)
+{
+ struct nl80211_wiphy_data *w = eloop_ctx;
+ int res;
- event.assoc_info.freq = drv->assoc_freq;
+ wpa_printf(MSG_EXCESSIVE, "nl80211: Beacon event message available");
- wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
+ res = nl_recvmsgs(handle, w->nl_cb);
+ if (res < 0) {
+ wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
+ __func__, res);
+ }
}
-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)
+static int process_beacon_event(struct nl_msg *msg, void *arg)
{
+ struct nl80211_wiphy_data *w = arg;
+ struct wpa_driver_nl80211_data *drv;
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
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;
- }
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
- os_memset(&event, 0, sizeof(event));
- if (cmd == NL80211_CMD_CONNECT &&
- nla_get_u16(status) != WLAN_STATUS_SUCCESS) {
- 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;
+ if (gnlh->cmd != NL80211_CMD_FRAME) {
+ wpa_printf(MSG_DEBUG, "nl80211: Unexpected beacon event? (%d)",
+ gnlh->cmd);
+ return NL_SKIP;
}
- drv->associated = 1;
- if (addr)
- os_memcpy(drv->bssid, nla_data(addr), ETH_ALEN);
+ if (!tb[NL80211_ATTR_FRAME])
+ return NL_SKIP;
- 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);
+ dl_list_for_each(drv, &w->drvs, struct wpa_driver_nl80211_data,
+ wiphy_list) {
+ os_memset(&event, 0, sizeof(event));
+ event.rx_mgmt.frame = nla_data(tb[NL80211_ATTR_FRAME]);
+ event.rx_mgmt.frame_len = nla_len(tb[NL80211_ATTR_FRAME]);
+ wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
}
- wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
+ return NL_SKIP;
}
-static void mlme_timeout_event(struct wpa_driver_nl80211_data *drv,
- enum nl80211_commands cmd, struct nlattr *addr)
+static struct nl80211_wiphy_data *
+nl80211_get_wiphy_data_ap(struct i802_bss *bss)
{
- union wpa_event_data event;
- enum wpa_event_type ev;
+ static DEFINE_DL_LIST(nl80211_wiphys);
+ struct nl80211_wiphy_data *w;
+ int wiphy_idx, found = 0;
+ struct i802_bss *tmp_bss;
- if (nla_len(addr) != ETH_ALEN)
- return;
+ if (bss->wiphy_data != NULL)
+ return bss->wiphy_data;
- wpa_printf(MSG_DEBUG, "nl80211: MLME event %d; timeout with " MACSTR,
- cmd, MAC2STR((u8 *) nla_data(addr)));
+ wiphy_idx = nl80211_get_wiphy_index(bss);
- if (cmd == NL80211_CMD_AUTHENTICATE)
- ev = EVENT_AUTH_TIMED_OUT;
- else if (cmd == NL80211_CMD_ASSOCIATE)
- ev = EVENT_ASSOC_TIMED_OUT;
- else
- return;
+ dl_list_for_each(w, &nl80211_wiphys, struct nl80211_wiphy_data, list) {
+ if (w->wiphy_idx == wiphy_idx)
+ goto add;
+ }
- os_memset(&event, 0, sizeof(event));
- os_memcpy(event.timeout_event.addr, nla_data(addr), ETH_ALEN);
- wpa_supplicant_event(drv->ctx, ev, &event);
-}
+ /* alloc new one */
+ w = os_zalloc(sizeof(*w));
+ if (w == NULL)
+ return NULL;
+ w->wiphy_idx = wiphy_idx;
+ dl_list_init(&w->bsss);
+ dl_list_init(&w->drvs);
+ w->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
+ if (!w->nl_cb) {
+ os_free(w);
+ return NULL;
+ }
+ nl_cb_set(w->nl_cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, no_seq_check, NULL);
+ nl_cb_set(w->nl_cb, NL_CB_VALID, NL_CB_CUSTOM, process_beacon_event,
+ w);
-static void mlme_event_mgmt(struct wpa_driver_nl80211_data *drv,
- struct nlattr *freq, const u8 *frame, size_t len)
-{
- const struct ieee80211_mgmt *mgmt;
- union wpa_event_data event;
- u16 fc, stype;
+ w->nl_beacons = nl_create_handle(bss->drv->global->nl_cb,
+ "wiphy beacons");
+ if (w->nl_beacons == NULL) {
+ os_free(w);
+ return NULL;
+ }
- mgmt = (const struct ieee80211_mgmt *) frame;
- if (len < 24) {
- wpa_printf(MSG_DEBUG, "nl80211: Too short action frame");
- return;
+ if (nl80211_register_beacons(bss->drv, w)) {
+ nl_destroy_handles(&w->nl_beacons);
+ os_free(w);
+ return NULL;
}
- fc = le_to_host16(mgmt->frame_control);
- stype = WLAN_FC_GET_STYPE(fc);
+ nl80211_register_eloop_read(&w->nl_beacons, nl80211_recv_beacons, w);
- os_memset(&event, 0, sizeof(event));
- if (freq) {
- event.rx_action.freq = nla_get_u32(freq);
- drv->last_mgmt_freq = event.rx_action.freq;
- }
- if (stype == WLAN_FC_STYPE_ACTION) {
- event.rx_action.da = mgmt->da;
- event.rx_action.sa = mgmt->sa;
- event.rx_action.bssid = mgmt->bssid;
- event.rx_action.category = mgmt->u.action.category;
- event.rx_action.data = &mgmt->u.action.category + 1;
- event.rx_action.len = frame + len - event.rx_action.data;
- wpa_supplicant_event(drv->ctx, EVENT_RX_ACTION, &event);
- } else {
- event.rx_mgmt.frame = frame;
- event.rx_mgmt.frame_len = len;
- wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
+ dl_list_add(&nl80211_wiphys, &w->list);
+
+add:
+ /* drv entry for this bss already there? */
+ dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
+ if (tmp_bss->drv == bss->drv) {
+ found = 1;
+ break;
+ }
}
+ /* if not add it */
+ if (!found)
+ dl_list_add(&w->drvs, &bss->drv->wiphy_list);
+
+ dl_list_add(&w->bsss, &bss->wiphy_list);
+ bss->wiphy_data = w;
+ return w;
}
-static void mlme_event_action_tx_status(struct wpa_driver_nl80211_data *drv,
- struct nlattr *cookie, const u8 *frame,
- size_t len, struct nlattr *ack)
+static void nl80211_put_wiphy_data_ap(struct i802_bss *bss)
{
- union wpa_event_data event;
- const struct ieee80211_hdr *hdr;
- u16 fc;
- u64 cookie_val;
+ struct nl80211_wiphy_data *w = bss->wiphy_data;
+ struct i802_bss *tmp_bss;
+ int found = 0;
- if (!cookie)
+ if (w == NULL)
return;
+ bss->wiphy_data = NULL;
+ dl_list_del(&bss->wiphy_list);
+
+ /* still any for this drv present? */
+ dl_list_for_each(tmp_bss, &w->bsss, struct i802_bss, wiphy_list) {
+ if (tmp_bss->drv == bss->drv) {
+ found = 1;
+ break;
+ }
+ }
+ /* if not remove it */
+ if (!found)
+ dl_list_del(&bss->drv->wiphy_list);
- 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)
+ if (!dl_list_empty(&w->bsss))
return;
- hdr = (const struct ieee80211_hdr *) frame;
- fc = le_to_host16(hdr->frame_control);
+ nl80211_destroy_eloop_handle(&w->nl_beacons);
- 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);
+ nl_cb_put(w->nl_cb);
+ dl_list_del(&w->list);
+ os_free(w);
}
-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_bssid(void *priv, u8 *bssid)
{
- const struct ieee80211_mgmt *mgmt;
- union wpa_event_data event;
- const u8 *bssid = NULL;
- u16 reason_code = 0;
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ if (!drv->associated)
+ return -1;
+ os_memcpy(bssid, drv->bssid, ETH_ALEN);
+ return 0;
+}
- mgmt = (const struct ieee80211_mgmt *) frame;
- if (len >= 24) {
- bssid = mgmt->bssid;
- 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));
+static int wpa_driver_nl80211_get_ssid(void *priv, u8 *ssid)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ if (!drv->associated)
+ return -1;
+ os_memcpy(ssid, drv->ssid, drv->ssid_len);
+ return drv->ssid_len;
+}
+
+
+static void wpa_driver_nl80211_event_newlink(
+ struct wpa_driver_nl80211_data *drv, const char *ifname)
+{
+ union wpa_event_data event;
+
+ if (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);
return;
}
+ if (!drv->if_removed)
+ return;
+ wpa_printf(MSG_DEBUG, "nl80211: Mark if_removed=0 for %s based on RTM_NEWLINK event",
+ drv->first_bss->ifname);
+ drv->if_removed = 0;
}
- drv->associated = 0;
os_memset(&event, 0, sizeof(event));
+ 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);
+}
- /* 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.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;
+
+static void wpa_driver_nl80211_event_dellink(
+ struct wpa_driver_nl80211_data *drv, const char *ifname)
+{
+ union wpa_event_data event;
+
+ if (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);
+ return;
}
+ wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed - mark if_removed=1",
+ ifname);
+ drv->if_removed = 1;
} else {
- 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;
- }
+ wpa_printf(MSG_DEBUG, "RTM_DELLINK: Interface '%s' removed",
+ ifname);
}
- wpa_supplicant_event(drv->ctx, type, &event);
+ os_memset(&event, 0, sizeof(event));
+ 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);
}
-static void mlme_event(struct wpa_driver_nl80211_data *drv,
- enum nl80211_commands cmd, struct nlattr *frame,
- struct nlattr *addr, struct nlattr *timed_out,
- struct nlattr *freq, struct nlattr *ack,
- struct nlattr *cookie)
+static int wpa_driver_nl80211_own_ifname(struct wpa_driver_nl80211_data *drv,
+ u8 *buf, size_t len)
{
- if (timed_out && addr) {
- mlme_timeout_event(drv, cmd, addr);
- return;
- }
-
- if (frame == NULL) {
- wpa_printf(MSG_DEBUG, "nl80211: MLME event %d without frame "
- "data", cmd);
- return;
- }
+ int attrlen, rta_len;
+ struct rtattr *attr;
- wpa_printf(MSG_DEBUG, "nl80211: MLME event %d", cmd);
- wpa_hexdump(MSG_MSGDUMP, "nl80211: MLME event frame",
- nla_data(frame), nla_len(frame));
+ attrlen = len;
+ attr = (struct rtattr *) buf;
- 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(drv, freq, nla_data(frame), nla_len(frame));
- break;
- case NL80211_CMD_FRAME_TX_STATUS:
- mlme_event_action_tx_status(drv, cookie, nla_data(frame),
- nla_len(frame), ack);
- break;
- default:
- break;
+ rta_len = RTA_ALIGN(sizeof(struct rtattr));
+ while (RTA_OK(attr, attrlen)) {
+ if (attr->rta_type == IFLA_IFNAME) {
+ if (os_strcmp(((char *) attr) + rta_len,
+ drv->first_bss->ifname) == 0)
+ return 1;
+ else
+ break;
+ }
+ attr = RTA_NEXT(attr, attrlen);
}
+
+ return 0;
}
-static void mlme_event_michael_mic_failure(struct wpa_driver_nl80211_data *drv,
- struct nlattr *tb[])
+static int wpa_driver_nl80211_own_ifindex(struct wpa_driver_nl80211_data *drv,
+ int ifindex, u8 *buf, size_t len)
{
- 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;
+ if (drv->ifindex == ifindex)
+ return 1;
- 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);
+ 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, NULL);
+ return 1;
}
- wpa_supplicant_event(drv->ctx, EVENT_MICHAEL_MIC_FAILURE, &data);
+ return 0;
}
-static void mlme_event_join_ibss(struct wpa_driver_nl80211_data *drv,
- struct nlattr *tb[])
+static struct wpa_driver_nl80211_data *
+nl80211_find_drv(struct nl80211_global *global, int idx, u8 *buf, size_t len)
{
- if (tb[NL80211_ATTR_MAC] == NULL) {
- wpa_printf(MSG_DEBUG, "nl80211: No address in IBSS joined "
- "event");
- return;
+ struct wpa_driver_nl80211_data *drv;
+ 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))
+ return drv;
}
- os_memcpy(drv->bssid, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN);
- drv->associated = 1;
- wpa_printf(MSG_DEBUG, "nl80211: IBSS " MACSTR " joined",
- MAC2STR(drv->bssid));
-
- wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
+ return 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_event_rtm_newlink(void *ctx,
+ struct ifinfomsg *ifi,
+ u8 *buf, size_t len)
{
- unsigned int freq, chan_type, duration;
- union wpa_event_data data;
- u64 cookie;
+ struct nl80211_global *global = ctx;
+ struct wpa_driver_nl80211_data *drv;
+ int attrlen;
+ struct rtattr *attr;
+ u32 brid = 0;
+ char namebuf[IFNAMSIZ];
+ char ifname[IFNAMSIZ + 1];
+ char extra[100], *pos, *end;
- if (tb[NL80211_ATTR_WIPHY_FREQ])
- freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
- else
- freq = 0;
+ 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;
+ }
- if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])
- chan_type = nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
- else
- chan_type = 0;
+ extra[0] = '\0';
+ pos = extra;
+ end = pos + sizeof(extra);
+ ifname[0] = '\0';
- if (tb[NL80211_ATTR_DURATION])
- duration = nla_get_u32(tb[NL80211_ATTR_DURATION]);
- else
- duration = 0;
+ attrlen = len;
+ attr = (struct rtattr *) buf;
+ while (RTA_OK(attr, attrlen)) {
+ switch (attr->rta_type) {
+ case IFLA_IFNAME:
+ if (RTA_PAYLOAD(attr) >= IFNAMSIZ)
+ break;
+ os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
+ ifname[RTA_PAYLOAD(attr)] = '\0';
+ break;
+ case IFLA_MASTER:
+ brid = nla_get_u32((struct nlattr *) attr);
+ pos += os_snprintf(pos, end - pos, " master=%u", brid);
+ break;
+ case IFLA_WIRELESS:
+ pos += os_snprintf(pos, end - pos, " wext");
+ break;
+ case IFLA_OPERSTATE:
+ pos += os_snprintf(pos, end - pos, " operstate=%u",
+ nla_get_u32((struct nlattr *) attr));
+ break;
+ case IFLA_LINKMODE:
+ pos += os_snprintf(pos, end - pos, " linkmode=%u",
+ nla_get_u32((struct nlattr *) attr));
+ break;
+ }
+ attr = RTA_NEXT(attr, attrlen);
+ }
+ extra[sizeof(extra) - 1] = '\0';
- if (tb[NL80211_ATTR_COOKIE])
- cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]);
- else
- cookie = 0;
+ wpa_printf(MSG_DEBUG, "RTM_NEWLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
+ ifi->ifi_index, ifname, extra, ifi->ifi_family,
+ ifi->ifi_flags,
+ (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
+ (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
+ (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "",
+ (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : "");
+
+ 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, 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 (%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;
+ } else {
+ drv->if_disabled = 1;
+ wpa_supplicant_event(drv->ctx,
+ EVENT_INTERFACE_DISABLED, NULL);
- 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");
+ /*
+ * Try to get drv again, since it may be removed as
+ * part of the EVENT_INTERFACE_DISABLED handling for
+ * dynamic interfaces
+ */
+ drv = nl80211_find_drv(global, ifi->ifi_index,
+ buf, len);
+ if (!drv)
+ return;
+ }
+ }
- if (cookie != drv->remain_on_chan_cookie)
- return; /* not for us */
+ if (drv->if_disabled && (ifi->ifi_flags & IFF_UP)) {
+ if (if_indextoname(ifi->ifi_index, namebuf) &&
+ linux_iface_up(drv->global->ioctl_sock, namebuf) == 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
+ "event since interface %s is down",
+ namebuf);
+ } else if (if_nametoindex(drv->first_bss->ifname) == 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
+ "event since interface %s does not exist",
+ drv->first_bss->ifname);
+ } else if (drv->if_removed) {
+ wpa_printf(MSG_DEBUG, "nl80211: Ignore interface up "
+ "event since interface %s is marked "
+ "removed", drv->first_bss->ifname);
+ } else {
+ struct i802_bss *bss;
+ u8 addr[ETH_ALEN];
+
+ /* Re-read MAC address as it may have changed */
+ bss = get_bss_ifindex(drv, ifi->ifi_index);
+ if (bss &&
+ linux_get_ifhwaddr(drv->global->ioctl_sock,
+ bss->ifname, addr) < 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: %s: failed to re-read MAC address",
+ bss->ifname);
+ } else if (bss &&
+ os_memcmp(addr, bss->addr, ETH_ALEN) != 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Own MAC address on ifindex %d (%s) changed from "
+ MACSTR " to " MACSTR,
+ ifi->ifi_index, bss->ifname,
+ MAC2STR(bss->addr),
+ MAC2STR(addr));
+ os_memcpy(bss->addr, addr, ETH_ALEN);
+ }
- drv->pending_remain_on_chan = !cancel_event;
+ wpa_printf(MSG_DEBUG, "nl80211: Interface up");
+ drv->if_disabled = 0;
+ wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED,
+ NULL);
+ }
+ }
- 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);
-}
+ /*
+ * Some drivers send the association event before the operup event--in
+ * this case, lifting operstate in wpa_driver_nl80211_set_operstate()
+ * fails. This will hit us when wpa_supplicant does not need to do
+ * IEEE 802.1X authentication
+ */
+ if (drv->operstate == 1 &&
+ (ifi->ifi_flags & (IFF_LOWER_UP | IFF_DORMANT)) == IFF_LOWER_UP &&
+ !(ifi->ifi_flags & IFF_RUNNING)) {
+ wpa_printf(MSG_DEBUG, "nl80211: Set IF_OPER_UP again based on ifi_flags and expected operstate");
+ netlink_send_oper_ifla(drv->global->netlink, drv->ifindex,
+ -1, IF_OPER_UP);
+ }
+ if (ifname[0])
+ wpa_driver_nl80211_event_newlink(drv, ifname);
-static void send_scan_event(struct wpa_driver_nl80211_data *drv, int aborted,
- struct nlattr *tb[])
-{
- 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 (ifi->ifi_family == AF_BRIDGE && brid) {
+ struct i802_bss *bss;
- 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);
- info->num_ssids++;
- if (info->num_ssids == WPAS_MAX_SCAN_SSIDS)
- break;
+ /* device has been added to bridge */
+ if (!if_indextoname(brid, namebuf)) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Could not find bridge ifname for ifindex %u",
+ brid);
+ return;
}
- }
- if (tb[NL80211_ATTR_SCAN_FREQUENCIES]) {
- nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_FREQUENCIES], rem)
- {
- freqs[num_freqs] = nla_get_u32(nl);
- num_freqs++;
- if (num_freqs == MAX_REPORT_FREQS - 1)
+ wpa_printf(MSG_DEBUG, "nl80211: Add ifindex %u for bridge %s",
+ brid, namebuf);
+ add_ifidx(drv, brid);
+
+ for (bss = drv->first_bss; bss; bss = bss->next) {
+ if (os_strcmp(ifname, bss->ifname) == 0) {
+ os_strlcpy(bss->brname, namebuf, IFNAMSIZ);
break;
+ }
}
- info->freqs = freqs;
- info->num_freqs = num_freqs;
}
- 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_event_rtm_dellink(void *ctx,
+ struct ifinfomsg *ifi,
+ u8 *buf, size_t len)
{
- 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 },
- };
- 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 },
+ struct nl80211_global *global = ctx;
+ struct wpa_driver_nl80211_data *drv;
+ int attrlen;
+ struct rtattr *attr;
+ u32 brid = 0;
+ 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);
+ ifname[0] = '\0';
+
+ attrlen = len;
+ attr = (struct rtattr *) buf;
+ while (RTA_OK(attr, attrlen)) {
+ switch (attr->rta_type) {
+ case IFLA_IFNAME:
+ if (RTA_PAYLOAD(attr) >= IFNAMSIZ)
+ break;
+ os_memcpy(ifname, RTA_DATA(attr), RTA_PAYLOAD(attr));
+ ifname[RTA_PAYLOAD(attr)] = '\0';
+ break;
+ case IFLA_MASTER:
+ brid = nla_get_u32((struct nlattr *) attr);
+ pos += os_snprintf(pos, end - pos, " master=%u", brid);
+ break;
+ case IFLA_OPERSTATE:
+ pos += os_snprintf(pos, end - pos, " operstate=%u",
+ nla_get_u32((struct nlattr *) attr));
+ break;
+ case IFLA_LINKMODE:
+ pos += os_snprintf(pos, end - pos, " linkmode=%u",
+ nla_get_u32((struct nlattr *) attr));
+ break;
+ }
+ attr = RTA_NEXT(attr, attrlen);
+ }
+ extra[sizeof(extra) - 1] = '\0';
+
+ wpa_printf(MSG_DEBUG, "RTM_DELLINK: ifi_index=%d ifname=%s%s ifi_family=%d ifi_flags=0x%x (%s%s%s%s)",
+ ifi->ifi_index, ifname, extra, ifi->ifi_family,
+ ifi->ifi_flags,
+ (ifi->ifi_flags & IFF_UP) ? "[UP]" : "",
+ (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "",
+ (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);
+
+ if (ifi->ifi_family == AF_BRIDGE && brid) {
+ /* device has been removed from bridge */
+ char namebuf[IFNAMSIZ];
+
+ 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);
+ }
+}
+
+
+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));
+ arg.drv = drv;
+ ret = send_and_recv_msgs(drv, msg, bss_info_handler, &arg);
+ if (ret == 0) {
+ unsigned int freq = drv->nlmode == NL80211_IFTYPE_ADHOC ?
+ arg.ibss_freq : arg.assoc_freq;
+ wpa_printf(MSG_DEBUG, "nl80211: Operating frequency for the "
+ "associated BSS from scan results: %u MHz", freq);
+ if (freq)
+ drv->assoc_freq = freq;
+ return drv->assoc_freq;
+ }
+ wpa_printf(MSG_DEBUG, "nl80211: Scan result fetch failed: ret=%d "
+ "(%s)", ret, strerror(-ret));
+ return drv->assoc_freq;
+}
+
+
+static int get_link_signal(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_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 signal_change *sig_change = arg;
+ struct wpa_signal_info *sig_change = arg;
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
genlmsg_attrlen(gnlh, 0), NULL);
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;
+
+ 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;
+
if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
if (nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX,
sinfo[NL80211_STA_INFO_TX_BITRATE],
}
-static int nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv,
- struct signal_change *sig)
+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;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_GET_STATION, 0);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid);
+ 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;
+ }
return send_and_recv_msgs(drv, msg, get_link_signal, sig);
- nla_put_failure:
- return -ENOBUFS;
}
[NL80211_SURVEY_INFO_FREQUENCY] = { .type = NLA_U32 },
[NL80211_SURVEY_INFO_NOISE] = { .type = NLA_U8 },
};
- struct signal_change *sig_change = arg;
+ struct wpa_signal_info *sig_change = arg;
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
genlmsg_attrlen(gnlh, 0), NULL);
}
-static int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
- struct signal_change *sig_change)
+int nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv,
+ struct wpa_signal_info *sig_change)
{
struct nl_msg *msg;
sig_change->current_noise = 9999;
sig_change->frequency = drv->assoc_freq;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- NLM_F_DUMP, NL80211_CMD_GET_SURVEY, 0);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
+ msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
return send_and_recv_msgs(drv, msg, get_link_noise, sig_change);
- nla_put_failure:
- return -ENOBUFS;
-}
-
-
-static void nl80211_cqm_event(struct wpa_driver_nl80211_data *drv,
- struct nlattr *tb[])
-{
- 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 },
- };
- struct nlattr *cqm[NL80211_ATTR_CQM_MAX + 1];
- enum nl80211_cqm_rssi_threshold_event event;
- union wpa_event_data ed;
- struct signal_change sig;
- int res;
-
- 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;
- }
-
- if (cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] == NULL)
- return;
- event = nla_get_u32(cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT]);
-
- os_memset(&ed, 0, sizeof(ed));
-
- 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;
-
- 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);
- }
-
- 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);
- }
-
- wpa_supplicant_event(drv->ctx, EVENT_SIGNAL_CHANGE, &ed);
-}
-
-
-static int process_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];
- union wpa_event_data data;
-
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
- genlmsg_attrlen(gnlh, 0), NULL);
-
- if (tb[NL80211_ATTR_IFINDEX]) {
- int ifindex = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
- if (ifindex != drv->ifindex && !have_ifidx(drv, ifindex)) {
- wpa_printf(MSG_DEBUG, "nl80211: Ignored event (cmd=%d)"
- " for foreign interface (ifindex %d)",
- gnlh->cmd, ifindex);
- return NL_SKIP;
- }
- }
-
- if (drv->ap_scan_as_station &&
- (gnlh->cmd == NL80211_CMD_NEW_SCAN_RESULTS ||
- gnlh->cmd == NL80211_CMD_SCAN_ABORTED)) {
- wpa_driver_nl80211_set_mode(&drv->first_bss,
- IEEE80211_MODE_AP);
- drv->ap_scan_as_station = 0;
- }
-
- switch (gnlh->cmd) {
- case NL80211_CMD_TRIGGER_SCAN:
- wpa_printf(MSG_DEBUG, "nl80211: Scan trigger");
- break;
- case NL80211_CMD_NEW_SCAN_RESULTS:
- wpa_printf(MSG_DEBUG, "nl80211: New scan results available");
- 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_SCAN_ABORTED:
- wpa_printf(MSG_DEBUG, "nl80211: 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:
- case NL80211_CMD_FRAME_TX_STATUS:
- mlme_event(drv, 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]);
- break;
- case NL80211_CMD_CONNECT:
- case NL80211_CMD_ROAM:
- mlme_event_connect(drv, gnlh->cmd,
- tb[NL80211_ATTR_STATUS_CODE],
- tb[NL80211_ATTR_MAC],
- tb[NL80211_ATTR_REQ_IE],
- tb[NL80211_ATTR_RESP_IE]);
- break;
- case NL80211_CMD_DISCONNECT:
- 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");
- break;
- }
- drv->associated = 0;
- os_memset(&data, 0, sizeof(data));
- if (tb[NL80211_ATTR_REASON_CODE])
- data.disassoc_info.reason_code =
- nla_get_u16(tb[NL80211_ATTR_REASON_CODE]);
- wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, &data);
- break;
- case NL80211_CMD_MICHAEL_MIC_FAILURE:
- mlme_event_michael_mic_failure(drv, 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:
- wpa_printf(MSG_DEBUG, "nl80211: Regulatory domain change");
- wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED,
- NULL);
- break;
- case NL80211_CMD_REG_BEACON_HINT:
- wpa_printf(MSG_DEBUG, "nl80211: Regulatory beacon hint");
- wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED,
- NULL);
- break;
- default:
- wpa_printf(MSG_DEBUG, "nl80211: Ignored unknown event "
- "(cmd=%d)", gnlh->cmd);
- break;
- }
-
- return NL_SKIP;
}
static void wpa_driver_nl80211_event_receive(int sock, void *eloop_ctx,
void *handle)
{
- struct nl_cb *cb;
- struct wpa_driver_nl80211_data *drv = eloop_ctx;
+ struct nl_cb *cb = eloop_ctx;
+ int res;
- wpa_printf(MSG_DEBUG, "nl80211: Event message available");
+ wpa_printf(MSG_MSGDUMP, "nl80211: Event message available");
- cb = nl_cb_clone(drv->nl_cb);
- if (!cb)
- return;
- nl_cb_set(cb, NL_CB_SEQ_CHECK, NL_CB_CUSTOM, no_seq_check, NULL);
- nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM, process_event, drv);
- nl_recvmsgs(handle, cb);
- nl_cb_put(cb);
+ res = nl_recvmsgs(handle, cb);
+ if (res < 0) {
+ wpa_printf(MSG_INFO, "nl80211: %s->nl_recvmsgs failed: %d",
+ __func__, res);
+ }
}
alpha2[1] = alpha2_arg[1];
alpha2[2] = '\0';
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_REQ_SET_REG, 0);
-
- NLA_PUT_STRING(msg, NL80211_ATTR_REG_ALPHA2, alpha2);
+ 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;
+ }
if (send_and_recv_msgs(drv, msg, NULL, NULL))
return -EINVAL;
return 0;
-nla_put_failure:
- return -EINVAL;
}
-#ifndef HOSTAPD
-struct wiphy_info_data {
- int max_scan_ssids;
- int ap_supported;
- int auth_supported;
- int connect_supported;
-};
-
-
-static int wiphy_info_handler(struct nl_msg *msg, void *arg)
+static int nl80211_get_country(struct nl_msg *msg, void *arg)
{
- struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ char *alpha2 = arg;
+ struct nlattr *tb_msg[NL80211_ATTR_MAX + 1];
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- struct wiphy_info_data *info = arg;
- nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ nla_parse(tb_msg, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
genlmsg_attrlen(gnlh, 0), NULL);
-
- if (tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS])
- info->max_scan_ssids =
- nla_get_u8(tb[NL80211_ATTR_MAX_NUM_SCAN_SSIDS]);
-
- if (tb[NL80211_ATTR_SUPPORTED_IFTYPES]) {
- struct nlattr *nl_mode;
- int i;
- nla_for_each_nested(nl_mode,
- tb[NL80211_ATTR_SUPPORTED_IFTYPES], i) {
- if (nl_mode->nla_type == NL80211_IFTYPE_AP) {
- info->ap_supported = 1;
- break;
- }
- }
- }
-
- if (tb[NL80211_ATTR_SUPPORTED_COMMANDS]) {
- struct nlattr *nl_cmd;
- int i;
-
- nla_for_each_nested(nl_cmd,
- tb[NL80211_ATTR_SUPPORTED_COMMANDS], i) {
- u32 cmd = nla_get_u32(nl_cmd);
- if (cmd == NL80211_CMD_AUTHENTICATE)
- info->auth_supported = 1;
- else if (cmd == NL80211_CMD_CONNECT)
- info->connect_supported = 1;
- }
+ if (!tb_msg[NL80211_ATTR_REG_ALPHA2]) {
+ wpa_printf(MSG_DEBUG, "nl80211: No country information available");
+ return NL_SKIP;
}
-
+ os_strlcpy(alpha2, nla_data(tb_msg[NL80211_ATTR_REG_ALPHA2]), 3);
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_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;
- os_memset(info, 0, sizeof(*info));
msg = nlmsg_alloc();
if (!msg)
- return -1;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_GET_WIPHY, 0);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->first_bss.ifindex);
-
- if (send_and_recv_msgs(drv, msg, wiphy_info_handler, info) == 0)
- return 0;
- msg = NULL;
-nla_put_failure:
- nlmsg_free(msg);
- return -1;
-}
-
-
-static int wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv)
-{
- struct wiphy_info_data info;
- if (wpa_driver_nl80211_get_info(drv, &info))
- return -1;
- drv->has_capability = 1;
- /* For now, assume TKIP, CCMP, WPA, WPA2 are supported */
- 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.enc = WPA_DRIVER_CAPA_ENC_WEP40 |
- WPA_DRIVER_CAPA_ENC_WEP104 |
- WPA_DRIVER_CAPA_ENC_TKIP |
- WPA_DRIVER_CAPA_ENC_CCMP;
- drv->capa.auth = WPA_DRIVER_AUTH_OPEN |
- WPA_DRIVER_AUTH_SHARED |
- WPA_DRIVER_AUTH_LEAP;
-
- drv->capa.max_scan_ssids = info.max_scan_ssids;
- if (info.ap_supported)
- drv->capa.flags |= WPA_DRIVER_FLAGS_AP;
-
- 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");
- return -1;
- }
+ return -ENOMEM;
- drv->capa.flags |= WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE;
- drv->capa.flags |= WPA_DRIVER_FLAGS_P2P_CAPABLE;
- drv->capa.max_remain_on_chan = 5000;
+ 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;
- return 0;
+ return ret;
}
-#endif /* HOSTAPD */
-static int wpa_driver_nl80211_init_nl(struct wpa_driver_nl80211_data *drv)
+static int wpa_driver_nl80211_init_nl_global(struct nl80211_global *global)
{
int ret;
- /* Initialize generic netlink and nl80211 */
-
- drv->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
- if (drv->nl_cb == NULL) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
- "callbacks");
- goto err1;
- }
-
- drv->nl_handle = nl80211_handle_alloc(drv->nl_cb);
- if (drv->nl_handle == NULL) {
+ global->nl_cb = nl_cb_alloc(NL_CB_DEFAULT);
+ if (global->nl_cb == NULL) {
wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
"callbacks");
- goto err2;
- }
-
- drv->nl_handle_event = nl80211_handle_alloc(drv->nl_cb);
- if (drv->nl_handle_event == NULL) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate netlink "
- "callbacks (event)");
- goto err2b;
- }
-
- if (genl_connect(drv->nl_handle)) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to connect to generic "
- "netlink");
- goto err3;
- }
-
- if (genl_connect(drv->nl_handle_event)) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to connect to generic "
- "netlink (event)");
- goto err3;
+ return -1;
}
-#ifdef CONFIG_LIBNL20
- if (genl_ctrl_alloc_cache(drv->nl_handle, &drv->nl_cache) < 0) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate generic "
- "netlink cache");
- goto err3;
- }
- if (genl_ctrl_alloc_cache(drv->nl_handle_event, &drv->nl_cache_event) <
- 0) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate generic "
- "netlink cache (event)");
- goto err3b;
- }
-#else /* CONFIG_LIBNL20 */
- drv->nl_cache = genl_ctrl_alloc_cache(drv->nl_handle);
- if (drv->nl_cache == NULL) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate generic "
- "netlink cache");
- goto err3;
- }
- drv->nl_cache_event = genl_ctrl_alloc_cache(drv->nl_handle_event);
- if (drv->nl_cache_event == NULL) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate generic "
- "netlink cache (event)");
- goto err3b;
- }
-#endif /* CONFIG_LIBNL20 */
+ global->nl = nl_create_handle(global->nl_cb, "nl");
+ if (global->nl == NULL)
+ goto err;
- drv->nl80211 = genl_ctrl_search_by_name(drv->nl_cache, "nl80211");
- if (drv->nl80211 == NULL) {
+ 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 err4;
+ goto err;
}
- ret = nl_get_multicast_id(drv, "nl80211", "scan");
+ global->nl_event = nl_create_handle(global->nl_cb, "event");
+ if (global->nl_event == NULL)
+ goto err;
+
+ ret = nl_get_multicast_id(global, "nl80211", "scan");
if (ret >= 0)
- ret = nl_socket_add_membership(drv->nl_handle_event, ret);
+ 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 err4;
+ goto err;
}
- ret = nl_get_multicast_id(drv, "nl80211", "mlme");
+ ret = nl_get_multicast_id(global, "nl80211", "mlme");
if (ret >= 0)
- ret = nl_socket_add_membership(drv->nl_handle_event, ret);
+ 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 err4;
+ goto err;
}
- ret = nl_get_multicast_id(drv, "nl80211", "regulatory");
+ ret = nl_get_multicast_id(global, "nl80211", "regulatory");
if (ret >= 0)
- ret = nl_socket_add_membership(drv->nl_handle_event, ret);
+ 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)",
/* Continue without regulatory events */
}
- eloop_register_read_sock(nl_socket_get_fd(drv->nl_handle_event),
- wpa_driver_nl80211_event_receive, drv,
- drv->nl_handle_event);
+ 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;
-err4:
- nl_cache_free(drv->nl_cache_event);
-err3b:
- nl_cache_free(drv->nl_cache);
-err3:
- nl80211_handle_destroy(drv->nl_handle_event);
-err2b:
- nl80211_handle_destroy(drv->nl_handle);
-err2:
- nl_cb_put(drv->nl_cb);
-err1:
+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 nl80211_check_global(struct nl80211_global *global)
+{
+ struct nl_handle *handle;
+ const char *groups[] = { "scan", "mlme", "regulatory", "vendor", NULL };
+ int ret;
+ unsigned int i;
+
+ /*
+ * 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));
+ }
+ }
+}
+
+
static void wpa_driver_nl80211_rfkill_blocked(void *ctx)
{
wpa_printf(MSG_DEBUG, "nl80211: RFKILL blocked");
{
struct wpa_driver_nl80211_data *drv = ctx;
wpa_printf(MSG_DEBUG, "nl80211: RFKILL unblocked");
- if (linux_set_iface_flags(drv->ioctl_sock, drv->first_bss.ifname, 1)) {
+ if (i802_set_iface_flags(drv->first_bss, 1)) {
wpa_printf(MSG_DEBUG, "nl80211: Could not set interface UP "
"after rfkill unblock");
return;
}
-/**
- * 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
- * Returns: Pointer to private data, %NULL on failure
- */
-static void * wpa_driver_nl80211_init(void *ctx, const char *ifname)
+static void wpa_driver_nl80211_handle_eapol_tx_status(int sock,
+ void *eloop_ctx,
+ void *handle)
{
- struct wpa_driver_nl80211_data *drv;
- struct netlink_config *cfg;
- struct rfkill_config *rcfg;
- struct i802_bss *bss;
+ 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;
- drv = os_zalloc(sizeof(*drv));
- if (drv == NULL)
- return NULL;
- drv->ctx = ctx;
- bss = &drv->first_bss;
- bss->drv = drv;
- os_strlcpy(bss->ifname, ifname, sizeof(bss->ifname));
- drv->monitor_ifidx = -1;
- drv->monitor_sock = -1;
- drv->ioctl_sock = -1;
+ 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);
+
+ res = recvmsg(sock, &msg, MSG_ERRQUEUE);
+ /* if error or not fitting 802.3 header, return */
+ if (res < 14)
+ return;
- if (wpa_driver_nl80211_init_nl(drv)) {
- os_free(drv);
- return NULL;
- }
+ 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;
- drv->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
- if (drv->ioctl_sock < 0) {
- perror("socket(PF_INET,SOCK_DGRAM)");
- goto failed;
+ found_wifi = 1;
+ ack = (void *)CMSG_DATA(cmsg);
+ acked = *ack;
+ }
+
+ 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;
+ }
}
- cfg = os_zalloc(sizeof(*cfg));
- if (cfg == NULL)
- goto failed;
- cfg->ctx = drv;
- cfg->newlink_cb = wpa_driver_nl80211_event_rtm_newlink;
- cfg->dellink_cb = wpa_driver_nl80211_event_rtm_dellink;
- drv->netlink = netlink_init(cfg);
- if (drv->netlink == NULL) {
- os_free(cfg);
- goto failed;
+ if (!found_ee || !found_wifi)
+ return;
+
+ 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 int nl80211_init_bss(struct i802_bss *bss)
+{
+ 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);
+
+ 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,
+ const char *driver_params)
+{
+ 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;
+
+ /*
+ * 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;
+
+ 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 (nl80211_init_bss(bss))
+ goto failed;
rcfg = os_zalloc(sizeof(*rcfg));
if (rcfg == NULL)
os_free(rcfg);
}
- if (wpa_driver_nl80211_finish_drv_init(drv))
+ 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, driver_params))
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) {
+ nl80211_check_global(drv->global);
+ dl_list_add(&drv->global->interfaces, &drv->list);
+ drv->in_interface_list = 1;
+ }
+
return bss;
failed:
- rfkill_deinit(drv->rfkill);
- netlink_deinit(drv->netlink);
- if (drv->ioctl_sock >= 0)
- close(drv->ioctl_sock);
+ wpa_driver_nl80211_deinit(bss);
+ return NULL;
+}
- genl_family_put(drv->nl80211);
- nl_cache_free(drv->nl_cache);
- nl80211_handle_destroy(drv->nl_handle);
- nl_cb_put(drv->nl_cb);
- eloop_unregister_read_sock(nl_socket_get_fd(drv->nl_handle_event));
- os_free(drv);
- 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,
+ NULL);
}
-static int nl80211_register_frame(struct wpa_driver_nl80211_data *drv,
+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;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ int ret;
+ char buf[30];
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_REGISTER_ACTION, 0);
+ 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);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U16(msg, NL80211_ATTR_FRAME_TYPE, type);
- NLA_PUT(msg, NL80211_ATTR_FRAME_MATCH, match_len, match);
+ 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;
+ }
- ret = send_and_recv(drv, nl_handle, msg, NULL, NULL);
- msg = NULL;
+ 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);
- goto nla_put_failure;
}
- ret = 0;
-nla_put_failure:
- nlmsg_free(msg);
return ret;
}
-static int nl80211_register_action_frame(struct wpa_driver_nl80211_data *drv,
+static int nl80211_alloc_mgmt_handle(struct i802_bss *bss)
+{
+ 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(bss->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(drv, drv->nl_handle_event,
+ return nl80211_register_frame(bss, bss->nl_mgmt,
type, match, match_len);
}
-static int nl80211_register_action_frames(struct wpa_driver_nl80211_data *drv)
+static int nl80211_mgmt_subscribe_non_ap(struct i802_bss *bss)
{
-#ifdef CONFIG_P2P
- /* GAS Initial Request */
- if (nl80211_register_action_frame(drv, (u8 *) "\x04\x0a", 2) < 0)
+ 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(drv, (u8 *) "\x04\x0b", 2) < 0)
- return -1;
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0b", 2) < 0)
+ ret = -1;
/* GAS Comeback Request */
- if (nl80211_register_action_frame(drv, (u8 *) "\x04\x0c", 2) < 0)
- return -1;
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0c", 2) < 0)
+ ret = -1;
/* GAS Comeback Response */
- if (nl80211_register_action_frame(drv, (u8 *) "\x04\x0d", 2) < 0)
- return -1;
+ 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(drv,
+ if (nl80211_register_action_frame(bss,
(u8 *) "\x04\x09\x50\x6f\x9a\x09",
6) < 0)
- return -1;
+ ret = -1;
/* P2P Action */
- if (nl80211_register_action_frame(drv,
+ if (nl80211_register_action_frame(bss,
(u8 *) "\x7f\x50\x6f\x9a\x09",
5) < 0)
- return -1;
+ 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 */
/* FT Action frames */
- if (nl80211_register_action_frame(drv, (u8 *) "\x06", 1) < 0)
- return -1;
+ 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;
- return 0;
-}
+ /* 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 wpa_driver_nl80211_send_rfkill(void *eloop_ctx, void *timeout_ctx)
-{
- wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL);
-}
+ /* WMM-AC ADDTS Response */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x11\x01", 2) < 0)
+ ret = -1;
+ /* WMM-AC DELTS */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x11\x02", 2) < 0)
+ ret = -1;
-static int
-wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv)
-{
- struct i802_bss *bss = &drv->first_bss;
- int send_rfkill_event = 0;
+ /* Radio Measurement - Neighbor Report Response */
+ if (nl80211_register_action_frame(bss, (u8 *) "\x05\x05", 2) < 0)
+ ret = -1;
- drv->ifindex = if_nametoindex(bss->ifname);
- drv->first_bss.ifindex = drv->ifindex;
+ /* 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;
-#ifndef HOSTAPD
- if (wpa_driver_nl80211_set_mode(bss, IEEE80211_MODE_INFRA) < 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Could not configure driver to "
- "use managed mode");
- }
+ nl80211_mgmt_handle_register_eloop(bss);
- if (linux_set_iface_flags(drv->ioctl_sock, bss->ifname, 1)) {
- if (rfkill_is_blocked(drv->rfkill)) {
- wpa_printf(MSG_DEBUG, "nl80211: Could not yet enable "
- "interface '%s' due to rfkill",
- bss->ifname);
- drv->if_disabled = 1;
- send_rfkill_event = 1;
- } else {
- wpa_printf(MSG_ERROR, "nl80211: Could not set "
- "interface '%s' UP", bss->ifname);
- return -1;
- }
- }
+ return ret;
+}
- if (wpa_driver_nl80211_capa(drv))
- return -1;
- netlink_send_oper_ifla(drv->netlink, drv->ifindex,
- 1, IF_OPER_DORMANT);
-#endif /* HOSTAPD */
+static int nl80211_mgmt_subscribe_mesh(struct i802_bss *bss)
+{
+ int ret = 0;
- if (nl80211_register_action_frames(drv) < 0) {
- wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
- "frame processing - ignore for now");
- /*
- * Older kernel versions did not support this, so ignore the
- * error for now. Some functionality may not be available
- * because of this.
- */
- }
+ if (nl80211_alloc_mgmt_handle(bss))
+ return -1;
- if (send_rfkill_event) {
- eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill,
- drv, drv->ctx);
- }
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Subscribe to mgmt frames with mesh handle %p",
+ bss->nl_mgmt);
- return 0;
+ /* 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;
+
+ /* 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;
+
+ nl80211_mgmt_handle_register_eloop(bss);
+
+ return ret;
}
-static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data *drv)
+static int nl80211_register_spurious_class3(struct i802_bss *bss)
{
struct nl_msg *msg;
+ int ret;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_DEL_BEACON, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
- return send_and_recv_msgs(drv, msg, NULL, NULL);
- nla_put_failure:
- return -ENOBUFS;
+ 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_driver_nl80211_deinit - Deinitialize nl80211 driver interface
- * @priv: 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(void *priv)
+static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
+ 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 (drv->nl_handle_preq)
- wpa_driver_nl80211_probe_req_report(bss, 0);
- if (drv->added_if_into_bridge) {
- if (linux_br_del_if(drv->ioctl_sock, drv->brname, bss->ifname)
- < 0)
- wpa_printf(MSG_INFO, "nl80211: Failed to remove "
- "interface %s from bridge %s: %s",
- bss->ifname, drv->brname, strerror(errno));
- }
- if (drv->added_bridge) {
- if (linux_br_del(drv->ioctl_sock, drv->brname) < 0)
- wpa_printf(MSG_INFO, "nl80211: Failed to remove "
- "bridge %s: %s",
- drv->brname, strerror(errno));
+ 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;
+ }
}
- nl80211_remove_monitor_interface(drv);
+ if (nl80211_register_spurious_class3(bss))
+ goto out_err;
- if (drv->nlmode == NL80211_IFTYPE_AP)
- wpa_driver_nl80211_del_beacon(drv);
+ if (nl80211_get_wiphy_data_ap(bss) == NULL)
+ goto out_err;
-#ifdef HOSTAPD
- if (drv->last_freq_ht) {
- /* Clear HT flags from the driver */
- struct hostapd_freq_params freq;
- os_memset(&freq, 0, sizeof(freq));
- freq.freq = drv->last_freq;
- i802_set_freq(priv, &freq);
- }
+ nl80211_mgmt_handle_register_eloop(bss);
+ return 0;
- if (drv->eapol_sock >= 0) {
- eloop_unregister_read_sock(drv->eapol_sock);
- close(drv->eapol_sock);
- }
+out_err:
+ nl_destroy_handles(&bss->nl_mgmt);
+ return -1;
+}
- if (drv->if_indices != drv->default_if_indices)
- os_free(drv->if_indices);
-#endif /* HOSTAPD */
- if (drv->disable_11b_rates)
- nl80211_disable_11b_rates(drv, drv->ifindex, 0);
+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);
- netlink_send_oper_ifla(drv->netlink, drv->ifindex, 0, IF_OPER_UP);
- netlink_deinit(drv->netlink);
- rfkill_deinit(drv->rfkill);
+ if (nl80211_register_frame(bss, bss->nl_mgmt,
+ (WLAN_FC_TYPE_MGMT << 2) |
+ (WLAN_FC_STYPE_ACTION << 4),
+ NULL, 0) < 0)
+ goto out_err;
- eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx);
+ nl80211_mgmt_handle_register_eloop(bss);
+ return 0;
+
+out_err:
+ nl_destroy_handles(&bss->nl_mgmt);
+ return -1;
+}
- (void) linux_set_iface_flags(drv->ioctl_sock, bss->ifname, 0);
- wpa_driver_nl80211_set_mode(bss, IEEE80211_MODE_INFRA);
- if (drv->ioctl_sock >= 0)
- close(drv->ioctl_sock);
+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);
- eloop_unregister_read_sock(nl_socket_get_fd(drv->nl_handle_event));
- genl_family_put(drv->nl80211);
- nl_cache_free(drv->nl_cache);
- nl_cache_free(drv->nl_cache_event);
- nl80211_handle_destroy(drv->nl_handle);
- nl80211_handle_destroy(drv->nl_handle_event);
- nl_cb_put(drv->nl_cb);
+ nl80211_put_wiphy_data_ap(bss);
+}
- os_free(drv->filter_ssids);
- os_free(drv);
+static void wpa_driver_nl80211_send_rfkill(void *eloop_ctx, void *timeout_ctx)
+{
+ wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL);
}
-/**
- * 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)
+static void nl80211_del_p2pdev(struct i802_bss *bss)
{
- struct wpa_driver_nl80211_data *drv = eloop_ctx;
- if (drv->ap_scan_as_station) {
- wpa_driver_nl80211_set_mode(&drv->first_bss,
- IEEE80211_MODE_AP);
- drv->ap_scan_as_station = 0;
- }
- wpa_printf(MSG_DEBUG, "Scan timeout - try to get results");
- wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL);
+ struct nl_msg *msg;
+ int ret;
+
+ msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_DEL_INTERFACE);
+ ret = send_and_recv_msgs(bss->drv, msg, NULL, NULL);
+
+ wpa_printf(MSG_DEBUG, "nl80211: Delete P2P Device %s (0x%llx): %s",
+ bss->ifname, (long long unsigned int) bss->wdev_id,
+ strerror(-ret));
}
-/**
- * wpa_driver_nl80211_scan - Request the driver to initiate scan
- * @priv: 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(void *priv,
- struct wpa_driver_scan_params *params)
+static int nl80211_set_p2pdev(struct i802_bss *bss, int start)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- int ret = 0, timeout;
- struct nl_msg *msg, *ssids, *freqs;
- size_t i;
+ struct nl_msg *msg;
+ int ret;
- msg = nlmsg_alloc();
- ssids = nlmsg_alloc();
- freqs = nlmsg_alloc();
- if (!msg || !ssids || !freqs) {
- nlmsg_free(msg);
- nlmsg_free(ssids);
- nlmsg_free(freqs);
- return -1;
- }
+ 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(drv->filter_ssids);
- drv->filter_ssids = params->filter_ssids;
- params->filter_ssids = NULL;
- drv->num_filter_ssids = params->num_filter_ssids;
+ 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;
+}
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_TRIGGER_SCAN, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+static int i802_set_iface_flags(struct i802_bss *bss, int up)
+{
+ enum nl80211_iftype nlmode;
- 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);
- NLA_PUT(ssids, i + 1, params->ssids[i].ssid_len,
- params->ssids[i].ssid);
+ nlmode = nl80211_get_ifmode(bss);
+ if (nlmode != NL80211_IFTYPE_P2P_DEVICE) {
+ return linux_set_iface_flags(bss->drv->global->ioctl_sock,
+ bss->ifname, up);
}
- if (params->num_ssids)
- nla_put_nested(msg, NL80211_ATTR_SCAN_SSIDS, ssids);
- if (params->extra_ies) {
- wpa_hexdump_ascii(MSG_MSGDUMP, "nl80211: Scan extra IEs",
- params->extra_ies, params->extra_ies_len);
- NLA_PUT(msg, NL80211_ATTR_IE, params->extra_ies_len,
- params->extra_ies);
- }
+ /* P2P Device has start/stop which is equivalent */
+ return nl80211_set_p2pdev(bss, up);
+}
- if (params->freqs) {
- for (i = 0; params->freqs[i]; i++) {
- wpa_printf(MSG_MSGDUMP, "nl80211: Scan frequency %u "
- "MHz", params->freqs[i]);
- NLA_PUT_U32(freqs, i + 1, params->freqs[i]);
- }
- nla_put_nested(msg, NL80211_ATTR_SCAN_FREQUENCIES, freqs);
- }
- 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));
-#ifdef HOSTAPD
- if (drv->nlmode == NL80211_IFTYPE_AP) {
- /*
- * mac80211 does not allow scan requests in AP mode, so
- * try to do this in station mode.
- */
- if (wpa_driver_nl80211_set_mode(bss,
- IEEE80211_MODE_INFRA))
- goto nla_put_failure;
-
- if (wpa_driver_nl80211_scan(drv, params)) {
- wpa_driver_nl80211_set_mode(bss,
- IEEE80211_MODE_AP);
- goto nla_put_failure;
- }
+#ifdef CONFIG_TESTING_OPTIONS
+static int qca_vendor_test_cmd_handler(struct nl_msg *msg, void *arg)
+{
+ /* struct wpa_driver_nl80211_data *drv = arg; */
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
- /* Restore AP mode when processing scan results */
- drv->ap_scan_as_station = 1;
- ret = 0;
- } else
- goto nla_put_failure;
-#else /* HOSTAPD */
- goto nla_put_failure;
-#endif /* HOSTAPD */
- }
- /* 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,
+ "nl80211: QCA vendor test command response received");
+
+ 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;
}
- 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(ssids);
- nlmsg_free(msg);
- nlmsg_free(freqs);
- return ret;
+ 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]));
+
+ return NL_SKIP;
}
+#endif /* CONFIG_TESTING_OPTIONS */
-static const u8 * nl80211_get_ie(const u8 *ies, size_t ies_len, u8 ie)
+static void qca_vendor_test(struct wpa_driver_nl80211_data *drv)
{
- const u8 *end, *pos;
-
- if (ies == NULL)
- return NULL;
-
- pos = ies;
- end = ies + ies_len;
+#ifdef CONFIG_TESTING_OPTIONS
+ struct nl_msg *msg;
+ struct nlattr *params;
+ int ret;
- while (pos + 1 < end) {
- if (pos + 2 + pos[1] > end)
- break;
- if (pos[0] == ie)
- return pos;
- pos += 2 + pos[1];
+ 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;
}
+ nla_nest_end(msg, params);
- return NULL;
+ 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 int nl80211_scan_filtered(struct wpa_driver_nl80211_data *drv,
- const u8 *ie, size_t ie_len)
+static int
+wpa_driver_nl80211_finish_drv_init(struct wpa_driver_nl80211_data *drv,
+ const u8 *set_addr, int first,
+ const char *driver_params)
{
- const u8 *ssid;
- size_t i;
+ struct i802_bss *bss = drv->first_bss;
+ int send_rfkill_event = 0;
+ enum nl80211_iftype nlmode;
- if (drv->filter_ssids == NULL)
- return 0;
+ 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;
- ssid = nl80211_get_ie(ie, ie_len, WLAN_EID_SSID);
- if (ssid == NULL)
- return 1;
+ 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;
- 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;
- }
+ if (!bss->if_dynamic && nl80211_get_ifmode(bss) == NL80211_IFTYPE_AP)
+ bss->static_ap = 1;
- return 1;
-}
+ if (wpa_driver_nl80211_capa(drv))
+ return -1;
+ if (driver_params && nl80211_set_param(bss, driver_params) < 0)
+ return -1;
-struct nl80211_bss_info_arg {
- struct wpa_driver_nl80211_data *drv;
- struct wpa_scan_results *res;
-};
+ wpa_printf(MSG_DEBUG, "nl80211: interface %s in phy %s",
+ bss->ifname, drv->phyname);
-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;
+ 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;
- 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_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 (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 (nl80211_scan_filtered(_arg->drv, ie ? ie : beacon_ie,
- ie ? ie_len : beacon_ie_len))
- return NL_SKIP;
+ if (nlmode == NL80211_IFTYPE_P2P_DEVICE)
+ nl80211_get_macaddr(bss);
- 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_LEVEL_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;
+ 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;
}
- tmp = os_realloc(res->res,
- (res->num + 1) * sizeof(struct wpa_scan_res *));
- if (tmp == NULL) {
- os_free(r);
- return NL_SKIP;
+ 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);
}
- tmp[res->num++] = r;
- res->res = tmp;
- return NL_SKIP;
+ if (drv->vendor_cmd_test_avail)
+ qca_vendor_test(drv);
+
+ return 0;
}
-static void clear_state_mismatch(struct wpa_driver_nl80211_data *drv,
- const u8 *addr)
+static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data *drv)
{
- 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);
- }
+ struct nl_msg *msg;
+
+ 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);
}
-static void wpa_driver_nl80211_check_bss_status(
- struct wpa_driver_nl80211_data *drv, struct wpa_scan_results *res)
+/**
+ * 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)
{
- size_t i;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
- 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 (drv->nlmode == NL80211_IFTYPE_STATION &&
- 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);
- }
- }
+ wpa_printf(MSG_INFO, "nl80211: deinit ifname=%s disabled_11b_rates=%d",
+ bss->ifname, drv->disabled_11b_rates);
- if (r->flags & WPA_SCAN_ASSOCIATED) {
- wpa_printf(MSG_DEBUG, "nl80211: Scan results "
- "indicate BSS status with " MACSTR
- " as associated",
- MAC2STR(r->bssid));
- if (drv->nlmode == NL80211_IFTYPE_STATION &&
- !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 (drv->nlmode == NL80211_IFTYPE_STATION &&
- 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);
- }
+ 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_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);
+
+ 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) {
+ 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");
}
}
-}
+ 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);
+ }
+
+ nl80211_destroy_bss(drv->first_bss);
-static void wpa_scan_results_free(struct wpa_scan_results *res)
-{
- size_t i;
+ os_free(drv->filter_ssids);
- if (res == NULL)
- return;
+ os_free(drv->auth_ie);
+
+ if (drv->in_interface_list)
+ dl_list_del(&drv->list);
- for (i = 0; i < res->num; i++)
- os_free(res->res[i]);
- os_free(res->res);
- os_free(res);
+ os_free(drv->extended_capa);
+ os_free(drv->extended_capa_mask);
+ os_free(drv->first_bss);
+ os_free(drv);
}
-static struct wpa_scan_results *
-nl80211_get_scan_results(struct wpa_driver_nl80211_data *drv)
+static u32 wpa_alg_to_cipher_suite(enum wpa_alg alg, size_t key_len)
{
- struct nl_msg *msg;
- struct wpa_scan_results *res;
- int ret;
- struct nl80211_bss_info_arg arg;
+ 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;
+ }
- res = os_zalloc(sizeof(*res));
- if (res == NULL)
- return NULL;
- msg = nlmsg_alloc();
- if (!msg)
- goto nla_put_failure;
+ wpa_printf(MSG_ERROR, "nl80211: Unsupported encryption algorithm %d",
+ alg);
+ return 0;
+}
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, NLM_F_DUMP,
- NL80211_CMD_GET_SCAN, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- 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, "Received scan results (%lu BSSes)",
- (unsigned long) res->num);
- return res;
+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;
}
- 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;
+
+ return 0;
}
-/**
- * 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)
+static int wpa_cipher_to_cipher_suites(unsigned int ciphers, u32 suites[],
+ int max_suites)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct wpa_scan_results *res;
+ int num_suites = 0;
- res = nl80211_get_scan_results(drv);
- if (res)
- wpa_driver_nl80211_check_bss_status(drv, res);
- return res;
+ 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 void nl80211_dump_scan(struct wpa_driver_nl80211_data *drv)
+static int issue_key_mgmt_set_key(struct wpa_driver_nl80211_data *drv,
+ const u8 *key, size_t key_len)
{
- struct wpa_scan_results *res;
- size_t i;
+ struct nl_msg *msg;
+ int ret;
- res = nl80211_get_scan_results(drv);
- if (res == NULL) {
- wpa_printf(MSG_DEBUG, "nl80211: Failed to get scan results");
- return;
- }
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD))
+ return 0;
- 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]" : "");
+ 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));
}
- wpa_scan_results_free(res);
+ return ret;
}
-static int wpa_driver_nl80211_set_key(const char *ifname, void *priv,
+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 i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- int ifindex = if_nametoindex(ifname);
- struct nl_msg *msg;
+ int ifindex;
+ struct nl_msg *msg = NULL;
int ret;
+ int tdls = 0;
+
+ /* Ignore for P2P Device */
+ if (drv->nlmode == NL80211_IFTYPE_P2P_DEVICE)
+ return 0;
- wpa_printf(MSG_DEBUG, "%s: ifindex=%d alg=%d addr=%p key_idx=%d "
+ 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, alg, addr, key_idx, set_tx,
+ __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
(unsigned long) seq_len, (unsigned long) key_len);
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+#ifdef CONFIG_TDLS
+ if (key_idx == -1) {
+ key_idx = 0;
+ tdls = 1;
+ }
+#endif /* CONFIG_TDLS */
+
+ 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;
+ }
if (alg == WPA_ALG_NONE) {
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_DEL_KEY, 0);
+ msg = nl80211_ifindex_msg(drv, ifindex, 0, NL80211_CMD_DEL_KEY);
+ if (!msg)
+ return -ENOBUFS;
} else {
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_NEW_KEY, 0);
- NLA_PUT(msg, NL80211_ATTR_KEY_DATA, key_len, key);
- switch (alg) {
- case WPA_ALG_WEP:
- if (key_len == 5)
- NLA_PUT_U32(msg, NL80211_ATTR_KEY_CIPHER,
- WLAN_CIPHER_SUITE_WEP40);
- else
- NLA_PUT_U32(msg, NL80211_ATTR_KEY_CIPHER,
- WLAN_CIPHER_SUITE_WEP104);
- break;
- case WPA_ALG_TKIP:
- NLA_PUT_U32(msg, NL80211_ATTR_KEY_CIPHER,
- WLAN_CIPHER_SUITE_TKIP);
- break;
- case WPA_ALG_CCMP:
- NLA_PUT_U32(msg, NL80211_ATTR_KEY_CIPHER,
- WLAN_CIPHER_SUITE_CCMP);
- break;
- case WPA_ALG_IGTK:
- NLA_PUT_U32(msg, NL80211_ATTR_KEY_CIPHER,
- WLAN_CIPHER_SUITE_AES_CMAC);
- break;
- default:
- wpa_printf(MSG_ERROR, "%s: Unsupported encryption "
- "algorithm %d", __func__, alg);
- nlmsg_free(msg);
- return -1;
- }
+ u32 suite;
+
+ 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);
}
- if (seq && seq_len)
- NLA_PUT(msg, NL80211_ATTR_KEY_SEQ, seq_len, seq);
+ 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 && os_memcmp(addr, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) != 0)
- {
+ 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 (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);
}
- NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_idx);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifindex);
+ if (nla_put_u8(msg, NL80211_ATTR_KEY_IDX, key_idx))
+ goto fail;
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ 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)
* 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)
- return ret;
-#ifdef HOSTAPD
- if (addr)
+ if (ret || !set_tx || alg == WPA_ALG_NONE || tdls)
return ret;
-#else /* HOSTAPD */
- if (drv->nlmode == NL80211_IFTYPE_AP && addr)
+ if (is_ap_interface(drv->nlmode) && addr &&
+ !is_broadcast_ether_addr(addr))
return ret;
-#endif /* HOSTAPD */
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_SET_KEY, 0);
- 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);
+ 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;
+
+ 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)
"err=%d %s)", ret, strerror(-ret));
return ret;
-nla_put_failure:
+fail:
+ nl80211_nlmsg_clear(msg);
+ nlmsg_free(msg);
return -ENOBUFS;
}
const u8 *key, size_t key_len)
{
struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
+ u32 suite;
+
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);
-
- switch (alg) {
- case WPA_ALG_WEP:
- if (key_len == 5)
- NLA_PUT_U32(msg, NL80211_KEY_CIPHER,
- WLAN_CIPHER_SUITE_WEP40);
- else
- NLA_PUT_U32(msg, NL80211_KEY_CIPHER,
- WLAN_CIPHER_SUITE_WEP104);
- break;
- case WPA_ALG_TKIP:
- NLA_PUT_U32(msg, NL80211_KEY_CIPHER, WLAN_CIPHER_SUITE_TKIP);
- break;
- case WPA_ALG_CCMP:
- NLA_PUT_U32(msg, NL80211_KEY_CIPHER, WLAN_CIPHER_SUITE_CCMP);
- break;
- case WPA_ALG_IGTK:
- NLA_PUT_U32(msg, NL80211_KEY_CIPHER,
- WLAN_CIPHER_SUITE_AES_CMAC);
- break;
- default:
- wpa_printf(MSG_ERROR, "%s: Unsupported encryption "
- "algorithm %d", __func__, alg);
+ suite = wpa_alg_to_cipher_suite(alg, key_len);
+ if (!suite)
return -1;
- }
- if (seq && seq_len)
- NLA_PUT(msg, NL80211_KEY_SEQ, seq_len, seq);
+ 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;
+ }
- NLA_PUT(msg, NL80211_KEY_DATA, key_len, key);
+ 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;
- nla_put_failure:
- return -1;
}
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);
+ if (nla_put_flag(msg, NL80211_ATTR_PRIVACY))
+ return -ENOBUFS;
nl_keys = nla_nest_start(msg, NL80211_ATTR_KEYS);
if (!nl_keys)
- goto nla_put_failure;
+ return -ENOBUFS;
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);
+ 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;
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 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;
+ int ret;
struct nl_msg *msg;
- msg = nlmsg_alloc();
- if (!msg)
+ 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;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0, cmd, 0);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U16(msg, NL80211_ATTR_REASON_CODE, reason_code);
- 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_printf(MSG_DEBUG, "nl80211: MLME command failed: ret=%d "
- "(%s)", ret, strerror(-ret));
- goto nla_put_failure;
+ wpa_dbg(drv->ctx, MSG_DEBUG,
+ "nl80211: MLME command failed: reason=%u ret=%d (%s)",
+ reason_code, ret, strerror(-ret));
}
- ret = 0;
-
-nla_put_failure:
- nlmsg_free(msg);
return ret;
}
static int wpa_driver_nl80211_disconnect(struct wpa_driver_nl80211_data *drv,
- const u8 *addr, int reason_code)
+ int reason_code)
{
- wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
- __func__, MAC2STR(addr), reason_code);
- drv->associated = 0;
- return wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DISCONNECT,
- reason_code, 0);
+ 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(void *priv, const u8 *addr,
- int reason_code)
+static int wpa_driver_nl80211_deauthenticate(struct i802_bss *bss,
+ const u8 *addr, int reason_code)
{
- struct i802_bss *bss = priv;
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, 1);
+ }
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
- return wpa_driver_nl80211_disconnect(drv, addr, reason_code);
+ return wpa_driver_nl80211_disconnect(drv, reason_code);
wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " reason_code=%d)",
__func__, MAC2STR(addr), reason_code);
- drv->associated = 0;
- return wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DEAUTHENTICATE,
- reason_code, 0);
+ 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 int wpa_driver_nl80211_disassociate(void *priv, const u8 *addr,
- int reason_code)
+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 void nl80211_unmask_11b_rates(struct i802_bss *bss)
{
- struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
- return wpa_driver_nl80211_disconnect(drv, addr, reason_code);
- wpa_printf(MSG_DEBUG, "%s", __func__);
- drv->associated = 0;
- return wpa_driver_nl80211_mlme(drv, addr, NL80211_CMD_DISASSOCIATE,
- reason_code, 0);
+
+ if (is_p2p_net_interface(drv->nlmode) || !drv->disabled_11b_rates)
+ return;
+
+ /*
+ * 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);
}
static int wpa_driver_nl80211_authenticate(
- void *priv, struct wpa_driver_auth_params *params)
+ struct i802_bss *bss, struct wpa_driver_auth_params *params)
{
- struct i802_bss *bss = priv;
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;
- drv->associated = 0;
+ nl80211_unmask_11b_rates(bss);
+
+ 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 */
- if (drv->nlmode != NL80211_IFTYPE_STATION)
- wpa_driver_nl80211_set_mode(priv, IEEE80211_MODE_INFRA);
-
- if (wpa_driver_nl80211_set_mode(priv, IEEE80211_MODE_INFRA) < 0)
+ 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);
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_AUTHENTICATE, 0);
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_AUTHENTICATE);
+ if (!msg)
+ goto fail;
for (i = 0; i < 4; i++) {
if (!params->wep_key[i])
continue;
- wpa_driver_nl80211_set_key(bss->ifname, priv, WPA_ALG_WEP,
+ wpa_driver_nl80211_set_key(bss->ifname, bss, WPA_ALG_WEP,
NULL, i,
i == params->wep_tx_keyidx, NULL, 0,
params->wep_key[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;
- }
+ params->wep_key[i], params->wep_key_len[i]))
+ goto fail;
}
- 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 (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
+ goto fail;
}
if (params->freq) {
wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq);
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq))
+ goto fail;
}
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 (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);
+ 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_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;
+ goto fail;
wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
- NLA_PUT_U32(msg, NL80211_ATTR_AUTH_TYPE, 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");
- NLA_PUT_FLAG(msg, NL80211_ATTR_LOCAL_STATE_CHANGE);
+ if (nla_put_flag(msg, NL80211_ATTR_LOCAL_STATE_CHANGE))
+ goto fail;
}
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
msg = NULL;
if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: MLME command failed: ret=%d "
- "(%s)", ret, strerror(-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) {
*/
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;
}
- goto nla_put_failure;
- }
- ret = 0;
- wpa_printf(MSG_DEBUG, "nl80211: Authentication request send "
- "successfully");
-
-nla_put_failure:
- nlmsg_free(msg);
- return ret;
-}
-
-
-struct phy_info_arg {
- u16 *num_modes;
- struct hostapd_hw_modes *modes;
-};
-
-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 *tb_band[NL80211_BAND_ATTR_MAX + 1];
-
- struct nlattr *tb_freq[NL80211_FREQUENCY_ATTR_MAX + 1];
- 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_PASSIVE_SCAN] = { .type = NLA_FLAG },
- [NL80211_FREQUENCY_ATTR_NO_IBSS] = { .type = NLA_FLAG },
- [NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG },
- [NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 },
- };
-
- struct nlattr *tb_rate[NL80211_BITRATE_ATTR_MAX + 1];
- 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 *nl_band;
- struct nlattr *nl_freq;
- struct nlattr *nl_rate;
- int rem_band, rem_freq, rem_rate;
- struct hostapd_hw_modes *mode;
- int idx, mode_is_set;
-
- 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) {
- mode = os_realloc(phy_info->modes, (*phy_info->num_modes + 1) * sizeof(*mode));
- if (!mode)
- return NL_SKIP;
- phy_info->modes = mode;
-
- mode_is_set = 0;
-
- mode = &phy_info->modes[*(phy_info->num_modes)];
- memset(mode, 0, sizeof(*mode));
- *(phy_info->num_modes) += 1;
-
- nla_parse(tb_band, NL80211_BAND_ATTR_MAX, nla_data(nl_band),
- nla_len(nl_band), NULL);
-
- if (tb_band[NL80211_BAND_ATTR_HT_CAPA]) {
- mode->ht_capab = nla_get_u16(
- tb_band[NL80211_BAND_ATTR_HT_CAPA]);
- }
-
- if (tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR]) {
- mode->a_mpdu_params |= nla_get_u8(
- tb_band[NL80211_BAND_ATTR_HT_AMPDU_FACTOR]) &
- 0x03;
- }
-
- if (tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY]) {
- mode->a_mpdu_params |= nla_get_u8(
- tb_band[NL80211_BAND_ATTR_HT_AMPDU_DENSITY]) <<
- 2;
- }
-
- if (tb_band[NL80211_BAND_ATTR_HT_MCS_SET] &&
- nla_len(tb_band[NL80211_BAND_ATTR_HT_MCS_SET])) {
- u8 *mcs;
- mcs = nla_data(tb_band[NL80211_BAND_ATTR_HT_MCS_SET]);
- os_memcpy(mode->mcs_set, mcs, 16);
- }
-
- nla_for_each_nested(nl_freq, tb_band[NL80211_BAND_ATTR_FREQS], 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;
- mode->num_channels++;
- }
-
- mode->channels = os_zalloc(mode->num_channels * sizeof(struct hostapd_channel_data));
- if (!mode->channels)
- return NL_SKIP;
-
- idx = 0;
-
- nla_for_each_nested(nl_freq, tb_band[NL80211_BAND_ATTR_FREQS], 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;
-
- mode->channels[idx].freq = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_FREQ]);
- mode->channels[idx].flag = 0;
- if (!mode_is_set) {
- /* crude heuristic */
- if (mode->channels[idx].freq < 4000)
- mode->mode = HOSTAPD_MODE_IEEE80211B;
- else
- mode->mode = HOSTAPD_MODE_IEEE80211A;
- mode_is_set = 1;
+ 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;
}
-
- /* crude heuristic */
- if (mode->channels[idx].freq < 4000)
- if (mode->channels[idx].freq == 2484)
- mode->channels[idx].chan = 14;
- else
- mode->channels[idx].chan = (mode->channels[idx].freq - 2407) / 5;
- else
- mode->channels[idx].chan = mode->channels[idx].freq/5 - 1000;
-
- if (tb_freq[NL80211_FREQUENCY_ATTR_DISABLED])
- mode->channels[idx].flag |=
- HOSTAPD_CHAN_DISABLED;
- if (tb_freq[NL80211_FREQUENCY_ATTR_PASSIVE_SCAN])
- mode->channels[idx].flag |=
- HOSTAPD_CHAN_PASSIVE_SCAN;
- if (tb_freq[NL80211_FREQUENCY_ATTR_NO_IBSS])
- mode->channels[idx].flag |=
- HOSTAPD_CHAN_NO_IBSS;
- if (tb_freq[NL80211_FREQUENCY_ATTR_RADAR])
- mode->channels[idx].flag |=
- HOSTAPD_CHAN_RADAR;
-
- if (tb_freq[NL80211_FREQUENCY_ATTR_MAX_TX_POWER] &&
- !tb_freq[NL80211_FREQUENCY_ATTR_DISABLED])
- mode->channels[idx].max_tx_power =
- nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_MAX_TX_POWER]) / 100;
-
- idx++;
- }
-
- nla_for_each_nested(nl_rate, tb_band[NL80211_BAND_ATTR_RATES], 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_zalloc(mode->num_rates * sizeof(int));
- if (!mode->rates)
- return NL_SKIP;
-
- idx = 0;
-
- nla_for_each_nested(nl_rate, tb_band[NL80211_BAND_ATTR_RATES], 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]);
-
- /* crude heuristic */
- if (mode->mode == HOSTAPD_MODE_IEEE80211B &&
- mode->rates[idx] > 200)
- mode->mode = HOSTAPD_MODE_IEEE80211G;
-
- idx++;
+ 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 NL_SKIP;
+fail:
+ nlmsg_free(msg);
+ return ret;
}
-static struct hostapd_hw_modes *
-wpa_driver_nl80211_add_11b(struct hostapd_hw_modes *modes, u16 *num_modes)
-{
- u16 m;
- struct hostapd_hw_modes *mode11g = NULL, *nmodes, *mode;
- int i, mode11g_idx = -1;
-
- /* 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(modes, (*num_modes + 1) * sizeof(*nmodes));
- if (nmodes == NULL)
- return modes; /* Could not add 802.11b mode */
+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;
- mode = &nmodes[*num_modes];
- os_memset(mode, 0, sizeof(*mode));
- (*num_modes)++;
- modes = nmodes;
+ wpa_printf(MSG_DEBUG, "nl80211: Try to authenticate again");
- mode->mode = HOSTAPD_MODE_IEEE80211B;
+ 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;
- 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));
+ if (!is_zero_ether_addr(drv->auth_bssid_))
+ params.bssid = drv->auth_bssid_;
- 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 */
+ if (drv->auth_ssid_len) {
+ params.ssid = drv->auth_ssid;
+ params.ssid_len = drv->auth_ssid_len;
}
- 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;
- }
+ params.ie = drv->auth_ie;
+ params.ie_len = drv->auth_ie_len;
- if (mode->num_rates == 0) {
- os_free(mode->channels);
- os_free(mode->rates);
- (*num_modes)--;
- return modes; /* No 802.11b rates */
+ 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];
+ }
}
- wpa_printf(MSG_DEBUG, "nl80211: Added 802.11b mode based on 802.11g "
- "information");
-
- return modes;
+ drv->retry_auth = 1;
+ return wpa_driver_nl80211_authenticate(bss, ¶ms);
}
-static struct hostapd_hw_modes *
-wpa_driver_nl80211_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags)
+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 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,
- };
-
- *num_modes = 0;
- *flags = 0;
-
- msg = nlmsg_alloc();
- if (!msg)
- return NULL;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_GET_WIPHY, 0);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
- if (send_and_recv_msgs(drv, msg, phy_info_handler, &result) == 0)
- return wpa_driver_nl80211_add_11b(result.modes, num_modes);
- nla_put_failure:
- return NULL;
-}
-
+ u64 cookie;
+ int res;
-static int wpa_driver_nl80211_send_frame(struct wpa_driver_nl80211_data *drv,
- const void *data, size_t len,
- int encrypt)
-{
- __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,
+ 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_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);
+ 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;
}
- };
- struct msghdr msg = {
- .msg_name = NULL,
- .msg_namelen = 0,
- .msg_iov = iov,
- .msg_iovlen = 2,
- .msg_control = NULL,
- .msg_controllen = 0,
- .msg_flags = 0,
- };
-
- if (encrypt)
- rtap_hdr[8] |= IEEE80211_RADIOTAP_F_WEP;
+ }
- return sendmsg(drv->monitor_sock, &msg, 0);
+ return res;
}
-static int wpa_driver_nl80211_send_mlme(void *priv, const u8 *data,
- size_t data_len)
+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 i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
struct ieee80211_mgmt *mgmt;
int encrypt = 1;
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 (drv->nlmode == NL80211_IFTYPE_STATION &&
+ 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) {
/*
* but it works due to the single-threaded nature
* of wpa_supplicant.
*/
- return nl80211_send_frame_cmd(drv, drv->last_mgmt_freq,
- data, data_len, NULL);
+ 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 &&
encrypt = 0;
}
- return wpa_driver_nl80211_send_frame(drv, data, data_len, encrypt);
+ 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 wpa_driver_nl80211_set_beacon(void *priv,
- const u8 *head, size_t head_len,
- const u8 *tail, size_t tail_len,
- int dtim_period, int beacon_int)
+static int nl80211_put_basic_rates(struct nl_msg *msg, const int *basic_rates)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
- u8 cmd = NL80211_CMD_NEW_BEACON;
- int ret;
- int beacon_set;
- int ifindex = if_nametoindex(bss->ifname);
-
- beacon_set = bss->beacon_set;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ u8 rates[NL80211_MAX_SUPP_RATES];
+ u8 rates_len = 0;
+ int i;
- wpa_printf(MSG_DEBUG, "nl80211: Set beacon (beacon_set=%d)",
- beacon_set);
- if (beacon_set)
- cmd = NL80211_CMD_SET_BEACON;
+ if (!basic_rates)
+ return 0;
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, cmd, 0);
- NLA_PUT(msg, NL80211_ATTR_BEACON_HEAD, head_len, head);
- NLA_PUT(msg, NL80211_ATTR_BEACON_TAIL, tail_len, tail);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, beacon_int);
- NLA_PUT_U32(msg, NL80211_ATTR_DTIM_PERIOD, dtim_period);
+ for (i = 0; i < NL80211_MAX_SUPP_RATES && basic_rates[i] >= 0; i++)
+ rates[rates_len++] = basic_rates[i] / 5;
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
- ret, strerror(-ret));
- } else {
- bss->beacon_set = 1;
- }
- return ret;
- nla_put_failure:
- return -ENOBUFS;
+ return nla_put(msg, NL80211_ATTR_BSS_BASIC_RATES, rates_len, rates);
}
-static int wpa_driver_nl80211_set_freq(struct wpa_driver_nl80211_data *drv,
- int freq, int ht_enabled,
- int sec_channel_offset)
+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 = bss->drv;
struct nl_msg *msg;
- int ret;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_SET_WIPHY, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq);
- if (ht_enabled) {
- switch (sec_channel_offset) {
- case -1:
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
- NL80211_CHAN_HT40MINUS);
- break;
- case 1:
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
- NL80211_CHAN_HT40PLUS);
- break;
- default:
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
- NL80211_CHAN_HT20);
- break;
- }
+ 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;
}
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- if (ret == 0)
- return 0;
- wpa_printf(MSG_DEBUG, "nl80211: Failed to set channel (freq=%d): "
- "%d (%s)", freq, ret, strerror(-ret));
-nla_put_failure:
- return -1;
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
}
-static int wpa_driver_nl80211_sta_add(void *priv,
- struct hostapd_sta_add_params *params)
+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;
- int ret = -ENOBUFS;
+ struct nl_msg *acl;
+ unsigned int i;
+ int ret;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ if (!(drv->capa.max_acl_mac_addrs))
+ return -ENOTSUP;
+
+ if (params->num_mac_acl > drv->capa.max_acl_mac_addrs)
+ return -ENOTSUP;
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_NEW_STATION, 0);
+ wpa_printf(MSG_DEBUG, "nl80211: Set %s ACL (num_mac_acl=%u)",
+ params->acl_policy ? "Accept" : "Deny", params->num_mac_acl);
+
+ 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;
+ }
+ }
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(bss->ifname));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, params->addr);
- NLA_PUT_U16(msg, NL80211_ATTR_STA_AID, params->aid);
- NLA_PUT(msg, NL80211_ATTR_STA_SUPPORTED_RATES, params->supp_rates_len,
- params->supp_rates);
- NLA_PUT_U16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
- params->listen_interval);
- if (params->ht_capabilities) {
- NLA_PUT(msg, NL80211_ATTR_HT_CAPABILITY,
- sizeof(*params->ht_capabilities),
- params->ht_capabilities);
+ 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);
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- if (ret)
- wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_NEW_STATION "
- "result: %d (%s)", ret, strerror(-ret));
- if (ret == -EEXIST)
- ret = 0;
- nla_put_failure:
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to set MAC ACL: %d (%s)",
+ ret, strerror(-ret));
+ }
+
return ret;
}
-static int wpa_driver_nl80211_sta_remove(void *priv, const u8 *addr)
+static int nl80211_put_beacon_int(struct nl_msg *msg, int beacon_int)
+{
+ 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 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;
struct nl_msg *msg;
+ u8 cmd = NL80211_CMD_NEW_BEACON;
int ret;
+ int beacon_set;
+ int num_suites;
+ int smps_mode;
+ u32 suites[10], suite;
+ u32 ver;
+
+ 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;
+
+ wpa_hexdump(MSG_DEBUG, "nl80211: Beacon head",
+ params->head, params->head_len);
+ wpa_hexdump(MSG_DEBUG, "nl80211: Beacon tail",
+ params->tail, params->tail_len);
+ wpa_printf(MSG_DEBUG, "nl80211: ifindex=%d", bss->ifindex);
+ wpa_printf(MSG_DEBUG, "nl80211: beacon_int=%d", params->beacon_int);
+ wpa_printf(MSG_DEBUG, "nl80211: dtim_period=%d", params->dtim_period);
+ wpa_hexdump_ascii(MSG_DEBUG, "nl80211: ssid",
+ params->ssid, params->ssid_len);
+ 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);
+ 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");
+ 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");
+ 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");
+ 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))
+ 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) {
+ 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;
+ if (params->wpa_version & WPA_PROTO_WPA)
+ 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))
+ goto fail;
+
+ wpa_printf(MSG_DEBUG, "nl80211: key_mgmt_suites=0x%x",
+ params->key_mgmt_suites);
+ num_suites = 0;
+ if (params->key_mgmt_suites & WPA_KEY_MGMT_IEEE8021X)
+ 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))
+ goto fail;
+
+ 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))
+ 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))
+ goto fail;
+
+ 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);
+ 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);
+ 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);
+ 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);
+ 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 */
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Beacon set failed: %d (%s)",
+ ret, strerror(-ret));
+ } else {
+ bss->beacon_set = 1;
+ nl80211_set_bss(bss, params->cts_protect, params->preamble,
+ params->short_slot_time, params->ht_opmode,
+ params->isolate, params->basic_rates);
+ if (beacon_set && params->freq &&
+ params->freq->bandwidth != bss->bandwidth) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Update BSS %s bandwidth: %d -> %d",
+ bss->ifname, bss->bandwidth,
+ params->freq->bandwidth);
+ ret = nl80211_set_channel(bss, params->freq, 1);
+ if (ret) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Frequency set failed: %d (%s)",
+ ret, strerror(-ret));
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Frequency set succeeded for ht2040 coex");
+ bss->bandwidth = params->freq->bandwidth;
+ }
+ } else if (!beacon_set) {
+ /*
+ * cfg80211 updates the driver on frequence change in AP
+ * mode only at the point when beaconing is started, so
+ * set the initial value here.
+ */
+ bss->bandwidth = params->freq->bandwidth;
+ }
+ }
+ return ret;
+fail:
+ nlmsg_free(msg);
+ return -ENOBUFS;
+}
+
+
+static int nl80211_put_freq_params(struct nl_msg *msg,
+ const struct hostapd_freq_params *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:
+ cw = NL80211_CHAN_WIDTH_20;
+ break;
+ case 40:
+ cw = NL80211_CHAN_WIDTH_40;
+ break;
+ case 80:
+ if (freq->center_freq2)
+ cw = NL80211_CHAN_WIDTH_80P80;
+ else
+ cw = NL80211_CHAN_WIDTH_80;
+ break;
+ case 160:
+ cw = NL80211_CHAN_WIDTH_160;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ 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:
+ ct = NL80211_CHAN_HT40MINUS;
+ break;
+ case 1:
+ ct = NL80211_CHAN_HT40PLUS;
+ break;
+ default:
+ 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;
+}
+
+
+static int nl80211_set_channel(struct i802_bss *bss,
+ struct hostapd_freq_params *freq, int set_chan)
+{
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ int ret;
+
+ wpa_printf(MSG_DEBUG,
+ "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 = 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);
+ 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));
+ return -1;
+}
+
+
+static u32 sta_flags_nl80211(int flags)
+{
+ u32 f = 0;
+
+ if (flags & WPA_STA_AUTHORIZED)
+ f |= BIT(NL80211_STA_FLAG_AUTHORIZED);
+ if (flags & WPA_STA_WMM)
+ f |= BIT(NL80211_STA_FLAG_WME);
+ if (flags & WPA_STA_SHORT_PREAMBLE)
+ f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
+ if (flags & WPA_STA_MFP)
+ 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);
+
+ return f;
+}
+
+
+#ifdef CONFIG_MESH
+static u32 sta_plink_state_nl80211(enum mesh_plink_state state)
+{
+ switch (state) {
+ case PLINK_LISTEN:
+ return NL80211_PLINK_LISTEN;
+ case PLINK_OPEN_SENT:
+ return NL80211_PLINK_OPN_SNT;
+ case PLINK_OPEN_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)
+{
+ 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;
+
+ if ((params->flags & WPA_STA_TDLS_PEER) &&
+ !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
+ return -EOPNOTSUPP;
+
+ wpa_printf(MSG_DEBUG, "nl80211: %s STA " MACSTR,
+ params->set ? "Set" : "Add", MAC2STR(params->addr));
+ 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;
+
+ if (!params->set || (params->flags & WPA_STA_TDLS_PEER)) {
+ 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 (!params->set) {
+ if (params->aid) {
+ wpa_printf(MSG_DEBUG, " * aid=%u", 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.
+ */
+ wpa_printf(MSG_DEBUG, " * aid=1 (TDLS workaround)");
+ if (nla_put_u16(msg, NL80211_ATTR_STA_AID, 1))
+ goto fail;
+ }
+ wpa_printf(MSG_DEBUG, " * listen_interval=%u",
+ 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);
+ if (nla_put_u16(msg, NL80211_ATTR_PEER_AID, params->aid))
+ goto fail;
+ }
+
+ if (params->vht_opmode_enabled) {
+ wpa_printf(MSG_DEBUG, " * opmode=%u", params->vht_opmode);
+ 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);
+ 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);
+ 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.set = sta_flags_nl80211(params->flags);
+ upd.mask = upd.set | sta_flags_nl80211(params->flags_mask);
+ wpa_printf(MSG_DEBUG, " * flags set=0x%x mask=0x%x",
+ upd.set, upd.mask);
+ 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);
+
+ wpa_printf(MSG_DEBUG, " * qosinfo=0x%x", params->qosinfo);
+ 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);
+ }
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ msg = NULL;
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: NL80211_CMD_%s_STATION "
+ "result: %d (%s)", params->set ? "SET" : "NEW", ret,
+ strerror(-ret));
+ if (ret == -EEXIST)
+ ret = 0;
+fail:
+ nlmsg_free(msg);
+ return ret;
+}
+
+
+static void rtnl_neigh_delete_fdb_entry(struct i802_bss *bss, const u8 *addr)
+{
+#ifdef CONFIG_LIBNL3_ROUTE
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct rtnl_neigh *rn;
+ struct nl_addr *nl_addr;
+ int err;
+
+ rn = rtnl_neigh_alloc();
+ if (!rn)
+ return;
+
+ rtnl_neigh_set_family(rn, AF_BRIDGE);
+ rtnl_neigh_set_ifindex(rn, bss->ifindex);
+ nl_addr = nl_addr_build(AF_BRIDGE, (void *) addr, ETH_ALEN);
+ if (!nl_addr) {
+ rtnl_neigh_put(rn);
+ return;
+ }
+ rtnl_neigh_set_lladdr(rn, nl_addr);
+
+ err = rtnl_neigh_delete(drv->rtnl_sk, rn, 0);
+ if (err < 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: bridge FDB entry delete for "
+ MACSTR " ifindex=%d failed: %s", MAC2STR(addr),
+ bss->ifindex, nl_geterror(err));
+ } else {
+ wpa_printf(MSG_DEBUG, "nl80211: deleted bridge FDB entry for "
+ MACSTR, MAC2STR(addr));
+ }
+
+ nl_addr_put(nl_addr);
+ rtnl_neigh_put(rn);
+#endif /* CONFIG_LIBNL3_ROUTE */
+}
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_DEL_STATION, 0);
+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;
- 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
+ " --> %d (%s)",
+ bss->ifname, MAC2STR(addr), ret, strerror(-ret));
+
+ if (drv->rtnl_sk)
+ rtnl_neigh_delete_fdb_entry(bss, addr);
+
if (ret == -ENOENT)
return 0;
return ret;
- nla_put_failure:
- 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;
wpa_printf(MSG_DEBUG, "nl80211: Remove interface ifindex=%d", ifidx);
-#ifdef HOSTAPD
/* stop listening for EAPOL on this interface */
- del_ifidx(drv, ifidx);
-#endif /* HOSTAPD */
-
- msg = nlmsg_alloc();
- if (!msg)
- goto nla_put_failure;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_DEL_INTERFACE, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifidx);
+ dl_list_for_each(drv2, &drv->global->interfaces,
+ struct wpa_driver_nl80211_data, list)
+ del_ifidx(drv2, ifidx);
+ msg = nl80211_ifindex_msg(drv, ifidx, 0, NL80211_CMD_DEL_INTERFACE);
if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
return;
- nla_put_failure:
wpa_printf(MSG_ERROR, "Failed to remove interface (ifidx=%d)", ifidx);
}
+static const char * nl80211_iftype_str(enum nl80211_iftype mode)
+{
+ switch (mode) {
+ case NL80211_IFTYPE_ADHOC:
+ return "ADHOC";
+ case NL80211_IFTYPE_STATION:
+ return "STATION";
+ case NL80211_IFTYPE_AP:
+ return "AP";
+ case NL80211_IFTYPE_AP_VLAN:
+ return "AP_VLAN";
+ case NL80211_IFTYPE_WDS:
+ return "WDS";
+ case NL80211_IFTYPE_MONITOR:
+ return "MONITOR";
+ case NL80211_IFTYPE_MESH_POINT:
+ return "MESH_POINT";
+ case NL80211_IFTYPE_P2P_CLIENT:
+ return "P2P_CLIENT";
+ case NL80211_IFTYPE_P2P_GO:
+ return "P2P_GO";
+ case NL80211_IFTYPE_P2P_DEVICE:
+ return "P2P_DEVICE";
+ default:
+ return "unknown";
+ }
+}
+
+
static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
const char *ifname,
enum nl80211_iftype iftype,
- const u8 *addr, int wds)
+ const u8 *addr, int wds,
+ int (*handler)(struct nl_msg *, void *),
+ void *arg)
{
- struct nl_msg *msg, *flags = NULL;
+ struct nl_msg *msg;
int ifidx;
int ret = -ENOBUFS;
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ wpa_printf(MSG_DEBUG, "nl80211: Create interface iftype %d (%s)",
+ iftype, nl80211_iftype_str(iftype));
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_NEW_INTERFACE, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- 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) {
- int err;
-
- flags = nlmsg_alloc();
- if (!flags)
- goto nla_put_failure;
-
- NLA_PUT_FLAG(flags, NL80211_MNTR_FLAG_COOK_FRAMES);
+ struct nlattr *flags;
- err = nla_put_nested(msg, NL80211_ATTR_MNTR_FLAGS, flags);
+ flags = nla_nest_start(msg, NL80211_ATTR_MNTR_FLAGS);
+ if (!flags ||
+ nla_put_flag(msg, NL80211_MNTR_FLAG_COOK_FRAMES))
+ goto fail;
- nlmsg_free(flags);
-
- if (err)
- goto nla_put_failure;
+ 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;
}
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ /*
+ * Tell cfg80211 that the interface belongs to the socket that created
+ * it, and the interface should be deleted when the socket is closed.
+ */
+ 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;
-#ifdef HOSTAPD
- /* start listening for EAPOL on this interface */
- add_ifidx(drv, ifidx);
-#endif /* HOSTAPD */
+ /*
+ * 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->ioctl_sock, ifname, addr)) {
+ linux_set_ifhwaddr(drv->global->ioctl_sock, ifname, addr)) {
nl80211_remove_iface(drv, ifidx);
return -1;
}
}
-static int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
- const char *ifname, enum nl80211_iftype iftype,
- const u8 *addr, int wds)
+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);
+ ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
+ arg);
- /* if error occured and interface exists already */
+ /* 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. */
/* Try to create the interface again */
ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
- wds);
+ wds, handler, arg);
}
- if (ret >= 0 && drv->disable_11b_rates)
+ 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);
+ }
return ret;
}
-static void handle_tx_callback(void *ctx, u8 *buf, size_t len, int ok)
+static int nl80211_setup_ap(struct i802_bss *bss)
{
- struct ieee80211_hdr *hdr;
- u16 fc;
- union wpa_event_data event;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
- hdr = (struct ieee80211_hdr *) buf;
- fc = le_to_host16(hdr->frame_control);
+ wpa_printf(MSG_DEBUG, "nl80211: Setup AP(%s) - device_ap_sme=%d use_monitor=%d",
+ bss->ifname, drv->device_ap_sme, drv->use_monitor);
- 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);
-}
+ /*
+ * Disable Probe Request reporting unless we need it in this way for
+ * devices that include the AP SME, in the other case (unless using
+ * monitor iface) we'll get it through the nl_mgmt socket instead.
+ */
+ if (!drv->device_ap_sme)
+ wpa_driver_nl80211_probe_req_report(bss, 0);
+ if (!drv->device_ap_sme && !drv->use_monitor)
+ if (nl80211_mgmt_subscribe_ap(bss))
+ return -1;
-static void from_unknown_sta(struct wpa_driver_nl80211_data *drv,
- u8 *buf, size_t len)
-{
- union wpa_event_data event;
- os_memset(&event, 0, sizeof(event));
- event.rx_from_unknown.frame = buf;
- event.rx_from_unknown.len = len;
- wpa_supplicant_event(drv->ctx, EVENT_RX_FROM_UNKNOWN, &event);
+ if (drv->device_ap_sme && !drv->use_monitor)
+ if (nl80211_mgmt_subscribe_ap_dev_sme(bss))
+ return -1;
+
+ if (!drv->device_ap_sme && drv->use_monitor &&
+ nl80211_create_monitor_interface(drv) &&
+ !drv->device_ap_sme)
+ return -1;
+
+ if (drv->device_ap_sme &&
+ wpa_driver_nl80211_probe_req_report(bss, 1) < 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to enable "
+ "Probe Request frame reporting in AP mode");
+ /* Try to survive without this */
+ }
+
+ return 0;
}
-static void handle_frame(struct wpa_driver_nl80211_data *drv,
- u8 *buf, size_t len, int datarate, int ssi_signal)
+static void nl80211_teardown_ap(struct i802_bss *bss)
{
- struct ieee80211_hdr *hdr;
- u16 fc;
- union wpa_event_data event;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
- hdr = (struct ieee80211_hdr *) buf;
- fc = le_to_host16(hdr->frame_control);
+ wpa_printf(MSG_DEBUG, "nl80211: Teardown AP(%s) - device_ap_sme=%d use_monitor=%d",
+ bss->ifname, drv->device_ap_sme, drv->use_monitor);
+ if (drv->device_ap_sme) {
+ wpa_driver_nl80211_probe_req_report(bss, 0);
+ if (!drv->use_monitor)
+ nl80211_mgmt_unsubscribe(bss, "AP teardown (dev SME)");
+ } else if (drv->use_monitor)
+ nl80211_remove_monitor_interface(drv);
+ else
+ nl80211_mgmt_unsubscribe(bss, "AP teardown");
- 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;
- }
+ bss->beacon_set = 0;
}
-static void handle_monitor_read(int sock, void *eloop_ctx, void *sock_ctx)
+static int nl80211_send_eapol_data(struct i802_bss *bss,
+ const u8 *addr, const u8 *data,
+ size_t data_len)
{
- struct wpa_driver_nl80211_data *drv = eloop_ctx;
- int len;
- unsigned char buf[3000];
- struct ieee80211_radiotap_iterator iter;
+ struct sockaddr_ll ll;
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) {
- perror("recv");
- return;
+ if (bss->drv->eapol_tx_sock < 0) {
+ wpa_printf(MSG_DEBUG, "nl80211: No socket to send EAPOL");
+ return -1;
}
- if (ieee80211_radiotap_iterator_init(&iter, (void*)buf, len)) {
- printf("received invalid radiotap frame\n");
- return;
- }
+ os_memset(&ll, 0, sizeof(ll));
+ ll.sll_family = AF_PACKET;
+ ll.sll_ifindex = bss->ifindex;
+ ll.sll_protocol = htons(ETH_P_PAE);
+ ll.sll_halen = ETH_ALEN;
+ os_memcpy(ll.sll_addr, addr, ETH_ALEN);
+ ret = sendto(bss->drv->eapol_tx_sock, data, data_len, 0,
+ (struct sockaddr *) &ll, sizeof(ll));
+ if (ret < 0)
+ wpa_printf(MSG_ERROR, "nl80211: EAPOL TX: %s",
+ strerror(errno));
- while (1) {
- ret = ieee80211_radiotap_iterator_next(&iter);
- if (ret == -ENOENT)
- break;
- if (ret) {
- printf("received invalid radiotap frame (%d)\n", 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_DB_ANTSIGNAL:
- ssi_signal = *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.
- *
- * Not a regression -- we didn't do it before either.
- */
-
-#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 = sizeof(msock_filter_insns)/sizeof(msock_filter_insns[0]),
- .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))) {
- perror("SO_ATTACH_FILTER");
- return -1;
- }
-
- return 0;
-}
-
-
-static void nl80211_remove_monitor_interface(
- struct wpa_driver_nl80211_data *drv)
-{
- 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;
-
- snprintf(buf, IFNAMSIZ, "mon.%s", drv->first_bss.ifname);
- buf[IFNAMSIZ - 1] = '\0';
-
- drv->monitor_ifidx =
- nl80211_create_iface(drv, buf, NL80211_IFTYPE_MONITOR, NULL,
- 0);
-
- if (drv->monitor_ifidx < 0)
- return -1;
-
- if (linux_set_iface_flags(drv->ioctl_sock, buf, 1))
- goto error;
-
- 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) {
- perror("socket[PF_PACKET,SOCK_RAW]");
- 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. */
- }
-
- if (bind(drv->monitor_sock, (struct sockaddr *) &ll, sizeof(ll)) < 0) {
- perror("monitor socket bind");
- goto error;
- }
-
- optlen = sizeof(optval);
- optval = 20;
- if (setsockopt
- (drv->monitor_sock, SOL_SOCKET, SO_PRIORITY, &optval, optlen)) {
- perror("Failed to set socket priority");
- goto error;
- }
-
- if (eloop_register_read_sock(drv->monitor_sock, handle_monitor_read,
- drv, NULL)) {
- printf("Could not register monitor read socket\n");
- goto error;
- }
-
- return 0;
- error:
- nl80211_remove_monitor_interface(drv);
- return -1;
+ return ret;
}
static int wpa_driver_nl80211_hapd_send_eapol(
void *priv, const u8 *addr, const u8 *data,
- size_t data_len, int encrypt, const u8 *own_addr)
+ size_t data_len, int encrypt, const u8 *own_addr, u32 flags)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
size_t len;
u8 *pos;
int res;
-#if 0 /* FIX */
- int qos = sta->flags & WPA_STA_WMM;
-#else
- int qos = 0;
-#endif
+ int qos = flags & WPA_STA_WMM;
+
+ if (drv->device_ap_sme || !drv->use_monitor)
+ return nl80211_send_eapol_data(bss, addr, data, data_len);
len = sizeof(*hdr) + (qos ? 2 : 0) + sizeof(rfc1042_header) + 2 +
data_len;
hdr = os_zalloc(len);
if (hdr == NULL) {
- printf("malloc() failed for i802_send_data(len=%lu)\n",
- (unsigned long) len);
+ wpa_printf(MSG_INFO, "nl80211: Failed to allocate EAPOL buffer(len=%lu)",
+ (unsigned long) len);
return -1;
}
hdr->frame_control |= host_to_le16(WLAN_FC_FROMDS);
if (encrypt)
hdr->frame_control |= host_to_le16(WLAN_FC_ISWEP);
-#if 0 /* To be enabled if qos determination is added above */
if (qos) {
hdr->frame_control |=
host_to_le16(WLAN_FC_STYPE_QOS_DATA << 4);
}
-#endif
memcpy(hdr->IEEE80211_DA_FROMDS, addr, ETH_ALEN);
memcpy(hdr->IEEE80211_BSSID_FROMDS, own_addr, ETH_ALEN);
memcpy(hdr->IEEE80211_SA_FROMDS, own_addr, ETH_ALEN);
pos = (u8 *) (hdr + 1);
-#if 0 /* To be enabled if qos determination is added above */
if (qos) {
- /* add an empty QoS header if needed */
- pos[0] = 0;
+ /* Set highest priority in QoS header */
+ pos[0] = 7;
pos[1] = 0;
pos += 2;
}
-#endif
memcpy(pos, rfc1042_header, sizeof(rfc1042_header));
pos += sizeof(rfc1042_header);
pos += 2;
memcpy(pos, data, data_len);
- res = wpa_driver_nl80211_send_frame(drv, (u8 *) hdr, len, encrypt);
+ 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)",
}
-static u32 sta_flags_nl80211(int flags)
-{
- u32 f = 0;
-
- if (flags & WPA_STA_AUTHORIZED)
- f |= BIT(NL80211_STA_FLAG_AUTHORIZED);
- if (flags & WPA_STA_WMM)
- f |= BIT(NL80211_STA_FLAG_WME);
- if (flags & WPA_STA_SHORT_PREAMBLE)
- f |= BIT(NL80211_STA_FLAG_SHORT_PREAMBLE);
- if (flags & WPA_STA_MFP)
- f |= BIT(NL80211_STA_FLAG_MFP);
-
- return f;
-}
-
-
static int wpa_driver_nl80211_sta_set_flags(void *priv, const u8 *addr,
- int total_flags,
- int flags_or, int flags_and)
+ unsigned int total_flags,
+ unsigned int flags_or,
+ unsigned int flags_and)
{
struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg, *flags = NULL;
+ struct nl_msg *msg;
+ struct nlattr *flags;
struct nl80211_sta_flag_update upd;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- flags = nlmsg_alloc();
- if (!flags) {
- nlmsg_free(msg);
- return -ENOMEM;
- }
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_SET_STATION, 0);
+ 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));
- 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_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.
*/
- if (total_flags & WPA_STA_AUTHORIZED)
- NLA_PUT_FLAG(flags, NL80211_STA_FLAG_AUTHORIZED);
-
- if (total_flags & WPA_STA_WMM)
- NLA_PUT_FLAG(flags, NL80211_STA_FLAG_WME);
-
- if (total_flags & WPA_STA_SHORT_PREAMBLE)
- NLA_PUT_FLAG(flags, NL80211_STA_FLAG_SHORT_PREAMBLE);
-
- if (total_flags & WPA_STA_MFP)
- NLA_PUT_FLAG(flags, NL80211_STA_FLAG_MFP);
-
- if (nla_put_nested(msg, NL80211_ATTR_STA_FLAGS, flags))
- goto nla_put_failure;
+ 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);
- NLA_PUT(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd);
+ if (nla_put(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd))
+ goto fail;
- nlmsg_free(flags);
-
- return send_and_recv_msgs(drv, msg, NULL, NULL);
- nla_put_failure:
- nlmsg_free(flags);
+ 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)
{
- if (params->p2p)
+ enum nl80211_iftype nlmode, old_mode;
+
+ if (params->p2p) {
wpa_printf(MSG_DEBUG, "nl80211: Setup AP operations for P2P "
"group (GO)");
- if (wpa_driver_nl80211_set_mode(&drv->first_bss, params->mode) ||
- wpa_driver_nl80211_set_freq(drv, params->freq, 0, 0)) {
+ 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;
}
- /* TODO: setup monitor interface (and add code somewhere to remove this
- * when AP mode is stopped; associate with mode != 2 or drv_deinit) */
+ 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)
+static int nl80211_leave_ibss(struct wpa_driver_nl80211_data *drv,
+ int reset_mode)
{
struct nl_msg *msg;
- int ret = -1;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ int ret;
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_LEAVE_IBSS, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_LEAVE_IBSS);
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
- msg = NULL;
if (ret) {
wpa_printf(MSG_DEBUG, "nl80211: Leave IBSS failed: ret=%d "
"(%s)", ret, strerror(-ret));
- goto nla_put_failure;
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Leave IBSS request sent successfully");
}
- ret = 0;
- 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");
+ }
-nla_put_failure:
- nlmsg_free(msg);
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)
{
wpa_printf(MSG_DEBUG, "nl80211: Join IBSS (ifindex=%d)", drv->ifindex);
- if (wpa_driver_nl80211_set_mode(&drv->first_bss, params->mode)) {
+ 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:
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_JOIN_IBSS, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
- if (params->ssid == NULL || params->ssid_len > sizeof(drv->ssid))
- goto nla_put_failure;
+ 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);
- NLA_PUT(msg, NL80211_ATTR_SSID, params->ssid_len,
- params->ssid);
+ 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;
- wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq);
+ 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 nla_put_failure;
+ 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);
- NLA_PUT(msg, NL80211_ATTR_IE, params->wpa_ie_len,
- params->wpa_ie);
+ if (nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len,
+ params->wpa_ie))
+ goto fail;
}
+ if (nl80211_ht_vht_overrides(msg, params) < 0)
+ return -1;
+
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
msg = NULL;
if (ret) {
if (ret == -EALREADY && count == 1) {
wpa_printf(MSG_DEBUG, "nl80211: Retry IBSS join after "
"forced leave");
- nl80211_leave_ibss(drv);
+ nl80211_leave_ibss(drv, 0);
nlmsg_free(msg);
goto retry;
}
-
- goto nla_put_failure;
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Join IBSS request sent successfully");
}
- ret = 0;
- wpa_printf(MSG_DEBUG, "nl80211: Join IBSS request sent successfully");
-nla_put_failure:
+fail:
nlmsg_free(msg);
return ret;
}
-static int wpa_driver_nl80211_connect(
- struct wpa_driver_nl80211_data *drv,
- struct wpa_driver_associate_params *params)
+static int nl80211_connect_common(struct wpa_driver_nl80211_data *drv,
+ struct wpa_driver_associate_params *params,
+ struct nl_msg *msg)
{
- struct nl_msg *msg;
- enum nl80211_auth_type type;
- int ret = 0;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_CONNECT, 0);
-
- 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 (nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, params->bssid))
+ return -1;
}
- if (params->freq) {
- wpa_printf(MSG_DEBUG, " * freq=%d", params->freq);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, params->freq);
+
+ 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;
+ }
+
+ 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;
+
+ 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;
+ }
+
+ 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 (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 (nla_put(msg, NL80211_ATTR_SSID, params->ssid_len,
+ params->ssid))
+ return -1;
if (params->ssid_len > sizeof(drv->ssid))
- goto nla_put_failure;
+ return -1;
os_memcpy(drv->ssid, params->ssid, params->ssid_len);
drv->ssid_len = params->ssid_len;
}
+
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);
+ if (params->wpa_ie &&
+ nla_put(msg, NL80211_ATTR_IE, params->wpa_ie_len, params->wpa_ie))
+ return -1;
- 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;
+ if (params->wpa_proto) {
+ enum nl80211_wpa_versions ver = 0;
- wpa_printf(MSG_DEBUG, " * Auth Type %d", type);
- NLA_PUT_U32(msg, NL80211_ATTR_AUTH_TYPE, type);
+ 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 (params->wpa_ie && params->wpa_ie_len) {
- enum nl80211_wpa_versions ver;
+ wpa_printf(MSG_DEBUG, " * WPA Versions 0x%x", ver);
+ if (nla_put_u32(msg, NL80211_ATTR_WPA_VERSIONS, ver))
+ return -1;
+ }
- if (params->wpa_ie[0] == WLAN_EID_RSN)
- ver = NL80211_WPA_VERSION_2;
- else
- ver = NL80211_WPA_VERSION_1;
+ 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;
+ }
- wpa_printf(MSG_DEBUG, " * WPA Version %d", ver);
- NLA_PUT_U32(msg, NL80211_ATTR_WPA_VERSIONS, ver);
+ 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->pairwise_suite != CIPHER_NONE) {
- int 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 ||
+ 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;
- switch (params->pairwise_suite) {
- case CIPHER_WEP40:
- cipher = WLAN_CIPHER_SUITE_WEP40;
+ switch (params->key_mgmt_suite) {
+ case WPA_KEY_MGMT_CCKM:
+ mgmt = WLAN_AKM_SUITE_CCKM;
break;
- case CIPHER_WEP104:
- cipher = WLAN_CIPHER_SUITE_WEP104;
+ case WPA_KEY_MGMT_IEEE8021X:
+ mgmt = WLAN_AKM_SUITE_8021X;
break;
- case CIPHER_CCMP:
- cipher = WLAN_CIPHER_SUITE_CCMP;
+ case WPA_KEY_MGMT_FT_IEEE8021X:
+ mgmt = WLAN_AKM_SUITE_FT_8021X;
break;
- case CIPHER_TKIP:
- default:
- cipher = WLAN_CIPHER_SUITE_TKIP;
+ case WPA_KEY_MGMT_FT_PSK:
+ mgmt = WLAN_AKM_SUITE_FT_PSK;
break;
- }
- NLA_PUT_U32(msg, NL80211_ATTR_CIPHER_SUITES_PAIRWISE, cipher);
- }
-
- if (params->group_suite != CIPHER_NONE) {
- int cipher;
-
- switch (params->group_suite) {
- case CIPHER_WEP40:
- cipher = WLAN_CIPHER_SUITE_WEP40;
+ case WPA_KEY_MGMT_IEEE8021X_SHA256:
+ mgmt = WLAN_AKM_SUITE_8021X_SHA256;
break;
- case CIPHER_WEP104:
- cipher = WLAN_CIPHER_SUITE_WEP104;
+ case WPA_KEY_MGMT_PSK_SHA256:
+ mgmt = WLAN_AKM_SUITE_PSK_SHA256;
break;
- case CIPHER_CCMP:
- cipher = WLAN_CIPHER_SUITE_CCMP;
+ case WPA_KEY_MGMT_OSEN:
+ mgmt = WLAN_AKM_SUITE_OSEN;
break;
- case CIPHER_TKIP:
- default:
- cipher = WLAN_CIPHER_SUITE_TKIP;
+ case WPA_KEY_MGMT_IEEE8021X_SUITE_B:
+ mgmt = WLAN_AKM_SUITE_8021X_SUITE_B;
break;
- }
- NLA_PUT_U32(msg, NL80211_ATTR_CIPHER_SUITE_GROUP, cipher);
- }
-
- if (params->key_mgmt_suite == KEY_MGMT_802_1X ||
- params->key_mgmt_suite == KEY_MGMT_PSK) {
- int mgmt = WLAN_AKM_SUITE_PSK;
-
- switch (params->key_mgmt_suite) {
- case KEY_MGMT_802_1X:
- mgmt = WLAN_AKM_SUITE_8021X;
+ case WPA_KEY_MGMT_IEEE8021X_SUITE_B_192:
+ mgmt = WLAN_AKM_SUITE_8021X_SUITE_B_192;
break;
- case KEY_MGMT_PSK:
+ case WPA_KEY_MGMT_PSK:
default:
mgmt = WLAN_AKM_SUITE_PSK;
break;
}
- NLA_PUT_U32(msg, NL80211_ATTR_AKM_SUITES, mgmt);
+ wpa_printf(MSG_DEBUG, " * akm=0x%x", mgmt);
+ if (nla_put_u32(msg, NL80211_ATTR_AKM_SUITES, mgmt))
+ return -1;
}
- ret = nl80211_set_conn_keys(params, msg);
- if (ret)
- goto nla_put_failure;
+ if (nla_put_flag(msg, NL80211_ATTR_CONTROL_PORT))
+ return -1;
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ 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) ||
+ nla_put_flag(msg, NL80211_ATTR_USE_RRM))
+ return -1;
+ }
+
+ if (nl80211_ht_vht_overrides(msg, params) < 0)
+ return -1;
+
+ if (params->p2p)
+ wpa_printf(MSG_DEBUG, " * P2P group");
+
+ return 0;
+}
+
+
+static int wpa_driver_nl80211_try_connect(
+ struct wpa_driver_nl80211_data *drv,
+ struct wpa_driver_associate_params *params)
+{
+ struct nl_msg *msg;
+ enum nl80211_auth_type type;
+ int ret;
+ int algs;
+
+ 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;
+ }
+
+ wpa_printf(MSG_DEBUG, "nl80211: Connect (ifindex=%d)", drv->ifindex);
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_CONNECT);
+ if (!msg)
+ return -1;
+
+ 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: 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: Connect request send successfully");
-nla_put_failure:
+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);
+
+ 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;
+}
+
+
static int wpa_driver_nl80211_associate(
void *priv, struct wpa_driver_associate_params *params)
{
int ret = -1;
struct nl_msg *msg;
+ nl80211_unmask_11b_rates(bss);
+
if (params->mode == IEEE80211_MODE_AP)
return wpa_driver_nl80211_ap(drv, params);
return wpa_driver_nl80211_ibss(drv, params);
if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
- if (wpa_driver_nl80211_set_mode(priv, params->mode) < 0)
+ enum nl80211_iftype nlmode = params->p2p ?
+ NL80211_IFTYPE_P2P_CLIENT : NL80211_IFTYPE_STATION;
+
+ if (wpa_driver_nl80211_set_mode(priv, nlmode) < 0)
return -1;
return wpa_driver_nl80211_connect(drv, params);
}
- drv->associated = 0;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ nl80211_mark_disconnected(drv);
wpa_printf(MSG_DEBUG, "nl80211: Associate (ifindex=%d)",
drv->ifindex);
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_ASSOCIATE, 0);
-
- 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);
- drv->assoc_freq = params->freq;
- } else
- drv->assoc_freq = 0;
- 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;
- }
- 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);
-
-#ifdef CONFIG_IEEE80211W
- if (params->mgmt_frame_protection == MGMT_FRAME_PROTECTION_REQUIRED)
- NLA_PUT_U32(msg, NL80211_ATTR_USE_MFP, NL80211_MFP_REQUIRED);
-#endif /* CONFIG_IEEE80211W */
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_ASSOCIATE);
+ if (!msg)
+ return -1;
- NLA_PUT_FLAG(msg, NL80211_ATTR_CONTROL_PORT);
+ ret = nl80211_connect_common(drv, params, msg);
+ if (ret)
+ goto fail;
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 (nla_put(msg, NL80211_ATTR_PREV_BSSID, ETH_ALEN,
+ params->prev_bssid))
+ goto fail;
}
- if (params->p2p)
- wpa_printf(MSG_DEBUG, " * P2P group");
-
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
msg = NULL;
if (ret) {
- wpa_printf(MSG_DEBUG, "nl80211: MLME command failed: ret=%d "
- "(%s)", ret, strerror(-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;
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Association request send successfully");
}
- ret = 0;
- wpa_printf(MSG_DEBUG, "nl80211: Association request send "
- "successfully");
-nla_put_failure:
+fail:
nlmsg_free(msg);
return ret;
}
static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
- int ifindex, int mode)
+ int ifindex, enum nl80211_iftype mode)
{
struct nl_msg *msg;
int ret = -ENOBUFS;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
+ wpa_printf(MSG_DEBUG, "nl80211: Set mode ifindex %d iftype %d (%s)",
+ ifindex, mode, nl80211_iftype_str(mode));
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_SET_INTERFACE, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_IFTYPE, mode);
+ msg = nl80211_cmd_msg(drv->first_bss, 0, NL80211_CMD_SET_INTERFACE);
+ if (!msg || nla_put_u32(msg, NL80211_ATTR_IFTYPE, mode))
+ goto fail;
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ msg = NULL;
if (!ret)
return 0;
-nla_put_failure:
+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;
}
-static int wpa_driver_nl80211_set_mode(void *priv, int mode)
+static int wpa_driver_nl80211_set_mode_impl(
+ struct i802_bss *bss,
+ enum nl80211_iftype nlmode,
+ struct hostapd_freq_params *desired_freq_params)
{
- struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
int ret = -1;
- int nlmode;
int i;
+ int was_ap = is_ap_interface(drv->nlmode);
+ int res;
+ int mode_switch_res;
- switch (mode) {
- case 0:
- nlmode = NL80211_IFTYPE_STATION;
- break;
- case 1:
- nlmode = NL80211_IFTYPE_ADHOC;
- break;
- case 2:
- nlmode = NL80211_IFTYPE_AP;
- break;
- default:
- return -1;
- }
+ mode_switch_res = nl80211_set_mode(drv, drv->ifindex, nlmode);
+ if (mode_switch_res && nlmode == nl80211_get_ifmode(bss))
+ mode_switch_res = 0;
- if (nl80211_set_mode(drv, drv->ifindex, nlmode) == 0) {
+ if (mode_switch_res == 0) {
drv->nlmode = nlmode;
ret = 0;
goto done;
}
+ if (mode_switch_res == -ENODEV)
+ return -1;
+
if (nlmode == drv->nlmode) {
wpa_printf(MSG_DEBUG, "nl80211: Interface already in "
"requested mode - ignore error");
wpa_printf(MSG_DEBUG, "nl80211: Try mode change after setting "
"interface down");
for (i = 0; i < 10; i++) {
- if (linux_set_iface_flags(drv->ioctl_sock, bss->ifname, 0) ==
- 0) {
- /* Try to set the mode again while the interface is
- * down */
- ret = nl80211_set_mode(drv, drv->ifindex, nlmode);
- if (linux_set_iface_flags(drv->ioctl_sock, bss->ifname,
- 1))
- ret = -1;
- if (!ret)
- break;
- } else
+ 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);
+ os_sleep(0, 100000);
+ continue;
+ }
+
+ /*
+ * Setting the mode will fail for some drivers if the phy is
+ * on a frequency that the mode is disallowed in.
+ */
+ 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");
+ }
+ }
+
+ /* 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;
}
if (!ret) {
wpa_printf(MSG_DEBUG, "nl80211: Mode change succeeded while "
"interface is down");
drv->nlmode = nlmode;
+ drv->ignore_if_down_event = 1;
+ }
+
+ /* 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;
}
done:
- if (!ret && nlmode == NL80211_IFTYPE_AP) {
+ if (ret) {
+ wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
+ "from %d failed", nlmode, drv->nlmode);
+ return ret;
+ }
+
+ 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 (is_ap_interface(nlmode)) {
+ nl80211_mgmt_unsubscribe(bss, "start AP");
/* Setup additional AP mode functionality if needed */
- if (drv->monitor_ifidx < 0 &&
- nl80211_create_monitor_interface(drv))
+ if (nl80211_setup_ap(bss))
return -1;
- } else if (!ret && nlmode != NL80211_IFTYPE_AP) {
+ } else if (was_ap) {
/* Remove additional AP mode functionality */
- nl80211_remove_monitor_interface(drv);
- bss->beacon_set = 0;
+ nl80211_teardown_ap(bss);
+ } else {
+ nl80211_mgmt_unsubscribe(bss, "mode change");
}
- if (ret)
- wpa_printf(MSG_DEBUG, "nl80211: Interface mode change to %d "
- "from %d failed", nlmode, drv->nlmode);
+ if (is_mesh_interface(nlmode) &&
+ nl80211_mgmt_subscribe_mesh(bss))
+ return -1;
- return ret;
+ 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;
+}
+
+
+int wpa_driver_nl80211_set_mode(struct i802_bss *bss,
+ enum nl80211_iftype nlmode)
+{
+ return wpa_driver_nl80211_set_mode_impl(bss, nlmode, NULL);
+}
+
+
+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);
}
{
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;
+ }
+
return 0;
}
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
- wpa_printf(MSG_DEBUG, "%s: operstate %d->%d (%s)",
- __func__, drv->operstate, state, state ? "UP" : "DORMANT");
+ 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->netlink, drv->ifindex, -1,
+ return netlink_send_oper_ifla(drv->global->netlink, drv->ifindex, -1,
state ? IF_OPER_UP : IF_OPER_DORMANT);
}
struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
struct nl80211_sta_flag_update upd;
+ int ret;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_SET_STATION, 0);
+ 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;
+ }
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
- if_nametoindex(bss->ifname));
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, drv->bssid);
+ 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);
- NLA_PUT(msg, NL80211_ATTR_STA_FLAGS2, sizeof(upd), &upd);
-
- return send_and_recv_msgs(drv, msg, NULL, NULL);
- nla_put_failure:
- return -ENOBUFS;
-}
-
-
-#ifdef HOSTAPD
-static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
-{
- int i;
- int *old;
-
- wpa_printf(MSG_DEBUG, "nl80211: Add own interface ifindex %d",
- ifidx);
- for (i = 0; i < drv->num_if_indices; i++) {
- if (drv->if_indices[i] == 0) {
- drv->if_indices[i] = ifidx;
- return;
- }
+ 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;
}
- if (drv->if_indices != drv->default_if_indices)
- old = drv->if_indices;
- else
- old = NULL;
-
- drv->if_indices = os_realloc(old,
- sizeof(int) * (drv->num_if_indices + 1));
- 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++;
-}
-
-
-static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
-{
- int i;
-
- for (i = 0; i < drv->num_if_indices; i++) {
- if (drv->if_indices[i] == ifidx) {
- drv->if_indices[i] = 0;
- break;
- }
- }
+ 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;
}
-static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
+/* Set kernel driver on given frequency (MHz) */
+static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
{
- int i;
-
- for (i = 0; i < drv->num_if_indices; i++)
- if (drv->if_indices[i] == ifidx)
- return 1;
-
- return 0;
+ struct i802_bss *bss = priv;
+ return nl80211_set_channel(bss, freq, 0);
}
struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_GET_KEY, 0);
-
- 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));
+ 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;
+ }
memset(seq, 0, 6);
return send_and_recv_msgs(drv, msg, get_key_handler, seq);
- nla_put_failure:
- return -ENOBUFS;
}
-static int i802_set_rate_sets(void *priv, int *supp_rates, int *basic_rates,
- int mode)
+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;
- u8 rates[NL80211_MAX_SUPP_RATES];
- u8 rates_len = 0;
- int i;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_SET_BSS, 0);
-
- 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:
- return -ENOBUFS;
-}
-
-#endif /* HOSTAPD */
-
-
-/* Set kernel driver on given frequency (MHz) */
-static int i802_set_freq(void *priv, struct hostapd_freq_params *freq)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- return wpa_driver_nl80211_set_freq(drv, freq->freq, freq->ht_enabled,
- freq->sec_channel_offset);
-}
-
-
-#ifdef HOSTAPD
-
-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;
+ int ret;
u32 val;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
if (rts >= 2347)
val = (u32) -1;
else
val = rts;
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_SET_WIPHY, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_RTS_THRESHOLD, val);
+ 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);
if (!ret)
return 0;
-nla_put_failure:
wpa_printf(MSG_DEBUG, "nl80211: Failed to set RTS threshold %d: "
"%d (%s)", rts, ret, strerror(-ret));
return ret;
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
- int ret = -ENOBUFS;
+ int ret;
u32 val;
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
if (frag >= 2346)
val = (u32) -1;
else
val = frag;
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_SET_WIPHY, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FRAG_THRESHOLD, val);
+ 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);
if (!ret)
return 0;
-nla_put_failure:
wpa_printf(MSG_DEBUG, "nl80211: Failed to set fragmentation threshold "
"%d: %d (%s)", frag, ret, strerror(-ret));
return ret;
static int i802_flush(void *priv)
{
struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
+ int res;
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_DEL_STATION, 0);
+ wpa_printf(MSG_DEBUG, "nl80211: flush -> DEL_STATION %s (all)",
+ bss->ifname);
/*
* XXX: FIX! this needs to flush all VLANs too
*/
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
- if_nametoindex(bss->ifname));
-
- return send_and_recv_msgs(drv, msg, NULL, NULL);
- nla_put_failure:
- return -ENOBUFS;
+ 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;
}
[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 },
};
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
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]);
return NL_SKIP;
}
-static int i802_read_sta_data(void *priv, struct hostap_sta_driver_data *data,
+static int i802_read_sta_data(struct i802_bss *bss,
+ struct hostap_sta_driver_data *data,
const u8 *addr)
{
- 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;
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_GET_STATION, 0);
-
- NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(bss->ifname));
+ 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;
+ }
- return send_and_recv_msgs(drv, msg, get_sta_handler, data);
- nla_put_failure:
- return -ENOBUFS;
+ return send_and_recv_msgs(bss->drv, msg, get_sta_handler, data);
}
struct nl_msg *msg;
struct nlattr *txq, *params;
- msg = nlmsg_alloc();
+ msg = nl80211_bss_msg(bss, 0, NL80211_CMD_SET_WIPHY);
if (!msg)
return -1;
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_SET_WIPHY, 0);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(bss->ifname));
-
txq = nla_nest_start(msg, NL80211_ATTR_WIPHY_TXQ_PARAMS);
if (!txq)
- goto nla_put_failure;
+ goto fail;
/* We are only sending parameters for a single TXQ at a time */
params = nla_nest_start(msg, 1);
if (!params)
- goto nla_put_failure;
+ goto fail;
- NLA_PUT_U8(msg, NL80211_TXQ_ATTR_QUEUE, queue);
+ 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. */
- 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);
+ 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;
nla_nest_end(msg, params);
if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
return 0;
- nla_put_failure:
+ msg = NULL;
+fail:
+ nlmsg_free(msg);
return -1;
}
-static int i802_set_bss(void *priv, int cts, int preamble, int slot)
-{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg;
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_SET_BSS, 0);
-
- 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);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(bss->ifname));
-
- return send_and_recv_msgs(drv, msg, NULL, NULL);
- nla_put_failure:
- return -ENOBUFS;
-}
-
-
-static int i802_set_cts_protect(void *priv, int value)
-{
- return i802_set_bss(priv, value, -1, -1);
-}
-
-
-static int i802_set_preamble(void *priv, int value)
-{
- return i802_set_bss(priv, -1, value, -1);
-}
-
-
-static int i802_set_short_slot_time(void *priv, int value)
-{
- return i802_set_bss(priv, -1, -1, value);
-}
-
-
-static int i802_set_sta_vlan(void *priv, const u8 *addr,
+static int i802_set_sta_vlan(struct i802_bss *bss, const u8 *addr,
const char *ifname, int vlan_id)
{
- 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;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_SET_STATION, 0);
+ int ret;
- 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));
+ 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;
+ }
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
if (ret < 0) {
MAC2STR(addr), ifname, vlan_id, ret,
strerror(-ret));
}
- nla_put_failure:
return ret;
}
-static int i802_set_wds_sta(void *priv, const u8 *addr, int aid, int val)
-{
- 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);
- wpa_printf(MSG_DEBUG, "nl80211: Set WDS STA addr=" MACSTR
- " aid=%d val=%d name=%s", MAC2STR(addr), aid, val, name);
- if (val) {
- if (nl80211_create_iface(drv, name, NL80211_IFTYPE_AP_VLAN,
- NULL, 1) < 0)
- return -1;
- linux_set_iface_flags(drv->ioctl_sock, name, 1);
- return i802_set_sta_vlan(priv, addr, name, 0);
- } else {
- i802_set_sta_vlan(priv, addr, bss->ifname, 0);
- return wpa_driver_nl80211_if_remove(priv, WPA_IF_AP_VLAN,
- name);
- }
-}
-
-
-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);
-
- len = recvfrom(sock, buf, sizeof(buf), 0,
- (struct sockaddr *)&lladdr, &fromlen);
- if (len < 0) {
- perror("recv");
- return;
- }
-
- if (have_ifidx(drv, lladdr.sll_ifindex))
- drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
-}
-
-
static int i802_get_inact_sec(void *priv, const u8 *addr)
{
struct hostap_sta_driver_data data;
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;
int reason)
{
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);
mgmt.u.deauth.reason_code = host_to_le16(reason);
return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
IEEE80211_HDRLEN +
- sizeof(mgmt.u.deauth));
+ sizeof(mgmt.u.deauth), 0, 0, 0, 0,
+ 0);
}
int reason)
{
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, 0, reason);
+
memset(&mgmt, 0, sizeof(mgmt));
mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
WLAN_FC_STYPE_DISASSOC);
mgmt.u.disassoc.reason_code = host_to_le16(reason);
return wpa_driver_nl80211_send_mlme(bss, (u8 *) &mgmt,
IEEE80211_HDRLEN +
- sizeof(mgmt.u.disassoc));
+ sizeof(mgmt.u.disassoc), 0, 0, 0, 0,
+ 0);
}
-static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
- const char *brname, const char *ifname)
+static void dump_ifidx(struct wpa_driver_nl80211_data *drv)
{
- int ifindex;
- char in_br[IFNAMSIZ];
+ char buf[200], *pos, *end;
+ int i, res;
- os_strlcpy(drv->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->ioctl_sock, brname) < 0) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to add the "
- "bridge interface %s: %s",
- brname, strerror(errno));
- return -1;
- }
- drv->added_bridge = 1;
- add_ifidx(drv, if_nametoindex(brname));
+ 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", drv->if_indices[i]);
+ if (os_snprintf_error(end - pos, res))
+ break;
+ pos += res;
}
+ *pos = '\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: if_indices[%d]:%s",
+ drv->num_if_indices, buf);
+}
- wpa_printf(MSG_DEBUG, "nl80211: Removing interface %s from "
- "bridge %s", ifname, in_br);
- if (linux_br_del_if(drv->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;
+
+static void add_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
+{
+ int i;
+ int *old;
+
+ 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: Adding interface %s into bridge %s",
- ifname, brname);
- if (linux_br_add_if(drv->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;
- }
- drv->added_if_into_bridge = 1;
+ if (drv->if_indices != drv->default_if_indices)
+ old = drv->if_indices;
+ else
+ old = NULL;
- return 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);
}
-static void *i802_init(struct hostapd_data *hapd,
- struct wpa_init_params *params)
+static void del_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
{
- struct wpa_driver_nl80211_data *drv;
- struct i802_bss *bss;
- size_t i;
- char brname[IFNAMSIZ];
- int ifindex, br_ifindex;
- int br_added = 0;
-
- bss = wpa_driver_nl80211_init(hapd, params->ifname);
- if (bss == NULL)
- return NULL;
+ int i;
- drv = bss->drv;
- 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;
+ for (i = 0; i < drv->num_if_indices; i++) {
+ if (drv->if_indices[i] == ifidx) {
+ drv->if_indices[i] = 0;
+ break;
+ }
}
+ dump_ifidx(drv);
+}
+
+
+static int have_ifidx(struct wpa_driver_nl80211_data *drv, int ifidx)
+{
+ int i;
+
+ for (i = 0; i < drv->num_if_indices; i++)
+ if (drv->if_indices[i] == ifidx)
+ 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;
+ 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);
+
+ 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);
+
+ i802_set_sta_vlan(priv, addr, bss->ifname, 0);
+ nl80211_remove_iface(drv, if_nametoindex(name));
+ return 0;
+ }
+}
+
+
+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);
+
+ 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 (have_ifidx(drv, lladdr.sll_ifindex))
+ drv_event_eapol_rx(drv->ctx, lladdr.sll_addr, buf, len);
+}
+
+
+static int i802_check_bridge(struct wpa_driver_nl80211_data *drv,
+ struct i802_bss *bss,
+ const char *brname, const char *ifname)
+{
+ 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);
+ }
+ 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 */
+
+ 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 void *i802_init(struct hostapd_data *hapd,
+ struct wpa_init_params *params)
+{
+ 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;
+
+ bss = wpa_driver_nl80211_drv_init(hapd, params->ifname,
+ params->global_priv, 1,
+ params->bssid, params->driver_params);
+ if (bss == NULL)
+ return NULL;
+
+ drv = bss->drv;
+
+ 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));
+ } else {
+ master_ifname[0] = '\0';
+ }
+
+ bss->br_ifindex = br_ifindex;
- drv->num_if_indices = sizeof(drv->default_if_indices) / sizeof(int);
- drv->if_indices = drv->default_if_indices;
for (i = 0; i < params->num_bridge; i++) {
if (params->bridge[i]) {
ifindex = if_nametoindex(params->bridge[i]);
br_added = 1;
}
}
- if (!br_added && br_ifindex &&
- (params->num_bridge == 0 || !params->bridge[0]))
- add_ifidx(drv, br_ifindex);
/* start listening for EAPOL on the default AP interface */
add_ifidx(drv, drv->ifindex);
- if (linux_set_iface_flags(drv->ioctl_sock, bss->ifname, 0))
- goto failed;
-
- if (params->bssid) {
- if (linux_set_ifhwaddr(drv->ioctl_sock, bss->ifname,
- params->bssid))
+ 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 (wpa_driver_nl80211_set_mode(bss, IEEE80211_MODE_AP)) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to set interface %s "
- "into AP mode", bss->ifname);
- goto failed;
- }
+ if (!br_added && br_ifindex &&
+ (params->num_bridge == 0 || !params->bridge[0]))
+ add_ifidx(drv, br_ifindex);
- if (params->num_bridge && params->bridge[0] &&
- i802_check_bridge(drv, params->bridge[0], params->ifname) < 0)
- goto failed;
+#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;
+ }
- if (linux_set_iface_flags(drv->ioctl_sock, bss->ifname, 1))
- goto failed;
+ 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) {
- perror("socket(PF_PACKET, SOCK_DGRAM, ETH_P_PAE)");
+ 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))
{
- printf("Could not register read socket for eapol\n");
+ wpa_printf(MSG_INFO, "nl80211: Could not register read socket for eapol");
goto failed;
}
- if (linux_get_ifhwaddr(drv->ioctl_sock, bss->ifname, params->own_addr))
+ 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);
return bss;
failed:
- nl80211_remove_monitor_interface(drv);
- if (drv->ioctl_sock >= 0)
- close(drv->ioctl_sock);
-
- genl_family_put(drv->nl80211);
- nl_cache_free(drv->nl_cache);
- nl80211_handle_destroy(drv->nl_handle);
- nl_cb_put(drv->nl_cb);
-
- os_free(drv);
+ wpa_driver_nl80211_deinit(bss);
return NULL;
}
static void i802_deinit(void *priv)
{
- wpa_driver_nl80211_deinit(priv);
+ struct i802_bss *bss = priv;
+ wpa_driver_nl80211_deinit(bss);
}
-#endif /* HOSTAPD */
-
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_STATION;
+ return NL80211_IFTYPE_P2P_CLIENT;
case WPA_IF_AP_VLAN:
return NL80211_IFTYPE_AP_VLAN;
case WPA_IF_AP_BSS:
- case WPA_IF_P2P_GO:
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;
}
- return -1;
+}
+
+
+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 nl80211_vif_addr(struct wpa_driver_nl80211_data *drv, u8 *new_addr)
+{
+ unsigned int idx;
+
+ if (!drv->global)
+ return -1;
+
+ 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;
+
+ wpa_printf(MSG_DEBUG, "nl80211: Assigned new virtual interface address "
+ MACSTR, MAC2STR(new_addr));
+
+ return 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)
+{
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ 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);
+ if (tb[NL80211_ATTR_WDEV]) {
+ wi->wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
+ wi->wdev_id_set = 1;
+ }
+
+ if (tb[NL80211_ATTR_MAC])
+ os_memcpy(wi->macaddr, nla_data(tb[NL80211_ATTR_MAC]),
+ ETH_ALEN);
+
+ return NL_SKIP;
}
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)
+ char *force_ifname, u8 *if_addr,
+ const char *bridge, int use_existing)
{
+ enum nl80211_iftype nlmode;
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
int ifidx;
-#ifdef HOSTAPD
- struct i802_bss *new_bss = NULL;
+ int added = 1;
- if (type == WPA_IF_AP_BSS) {
- new_bss = os_zalloc(sizeof(*new_bss));
- if (new_bss == NULL)
+ 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;
+
+ 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;
+ }
}
-#endif /* HOSTAPD */
- if (addr)
- os_memcpy(if_addr, addr, ETH_ALEN);
- ifidx = nl80211_create_iface(drv, ifname,
- wpa_driver_nl80211_if_type(type), addr,
- 0);
- if (ifidx < 0) {
-#ifdef HOSTAPD
- os_free(new_bss);
-#endif /* HOSTAPD */
- return -1;
+ 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;
+ }
}
if (!addr &&
- linux_get_ifhwaddr(drv->ioctl_sock, bss->ifname, if_addr) < 0)
- return -1;
+ (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];
+
+ 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);
+ }
-#ifdef HOSTAPD
if (type == WPA_IF_AP_BSS) {
- if (linux_set_iface_flags(drv->ioctl_sock, ifname, 1)) {
- nl80211_remove_iface(drv, ifidx);
+ struct i802_bss *new_bss = os_zalloc(sizeof(*new_bss));
+ if (new_bss == NULL) {
+ if (added)
+ nl80211_remove_iface(drv, ifidx);
+ return -1;
+ }
+
+ 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;
+ }
+
+ 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;
- drv->first_bss.next = new_bss;
+ 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;
}
-#endif /* HOSTAPD */
+
+ if (drv->global)
+ drv->global->if_add_ifindex = ifidx;
+
+ /*
+ * 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);
return 0;
}
-static int wpa_driver_nl80211_if_remove(void *priv,
+static int wpa_driver_nl80211_if_remove(struct i802_bss *bss,
enum wpa_driver_if_type type,
const char *ifname)
{
- 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",
- __func__, type, ifname, ifindex);
- if (ifindex <= 0)
- return -1;
- nl80211_remove_iface(drv, ifindex);
+ 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);
+ }
-#ifdef HOSTAPD
if (type != WPA_IF_AP_BSS)
return 0;
- if (bss != &drv->first_bss) {
- struct i802_bss *tbss = &drv->first_bss;
-
- while (tbss) {
- if (tbss->next != bss)
- continue;
-
- tbss->next = bss->next;
+ 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;
+
+ 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);
- break;
+ } else {
+ wpa_printf(MSG_DEBUG, "nl80211: No second BSS to reassign context to");
}
}
-#endif /* HOSTAPD */
return 0;
}
}
-static int nl80211_send_frame_cmd(struct wpa_driver_nl80211_data *drv,
- unsigned int freq, const u8 *buf,
- size_t buf_len, u64 *cookie_out)
+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)
{
+ struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
u64 cookie;
int ret = -1;
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_FRAME, 0);
-
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq);
- NLA_PUT(msg, NL80211_ATTR_FRAME, buf_len, buf);
+ 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)) ||
+ nla_put(msg, NL80211_ATTR_FRAME, buf_len, buf))
+ goto fail;
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)", ret, strerror(-ret));
- goto nla_put_failure;
- }
- wpa_printf(MSG_DEBUG, "nl80211: Frame TX command accepted; "
- "cookie 0x%llx", (long long unsigned int) cookie);
+ "(%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);
- if (cookie_out)
- *cookie_out = cookie;
+ if (cookie_out)
+ *cookie_out = no_ack ? (u64) -1 : cookie;
+ }
-nla_put_failure:
+fail:
nlmsg_free(msg);
return ret;
}
-static int wpa_driver_nl80211_send_action(void *priv, unsigned int freq,
+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)
+ const u8 *data, size_t data_len,
+ int no_cck)
{
- struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
int ret = -1;
u8 *buf;
struct ieee80211_hdr *hdr;
- wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d)",
- drv->ifindex);
+ 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);
buf = os_zalloc(24 + data_len);
if (buf == NULL)
os_memcpy(hdr->addr2, src, ETH_ALEN);
os_memcpy(hdr->addr3, bssid, ETH_ALEN);
- if (drv->nlmode == NL80211_IFTYPE_AP)
- ret = wpa_driver_nl80211_send_mlme(priv, buf, 24 + data_len);
+ 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(drv, freq, buf, 24 + data_len,
- &drv->send_action_cookie);
+ ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
+ 24 + data_len,
+ &drv->send_action_cookie,
+ no_cck, 0, 1);
os_free(buf);
return ret;
}
-static int wpa_driver_nl80211_remain_on_channel(void *priv, unsigned int freq,
- unsigned int duration)
+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;
- u64 cookie;
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ wpa_printf(MSG_DEBUG, "nl80211: Cancel TX frame wait: cookie=0x%llx",
+ (long long unsigned int) drv->send_action_cookie);
+ if (!(msg = nl80211_cmd_msg(bss, 0, NL80211_CMD_FRAME_WAIT_CANCEL)) ||
+ nla_put_u64(msg, NL80211_ATTR_COOKIE, drv->send_action_cookie)) {
+ nlmsg_free(msg);
+ return;
+ }
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_REMAIN_ON_CHANNEL, 0);
+ 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 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;
+ struct nl_msg *msg;
+ int ret;
+ u64 cookie;
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq);
- NLA_PUT_U32(msg, NL80211_ATTR_DURATION, duration);
+ 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;
+ }
cookie = 0;
ret = send_and_recv_msgs(drv, msg, cookie_handler, &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:
return -1;
}
-static int wpa_driver_nl80211_cancel_remain_on_channel(void *priv)
+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 (!drv->pending_remain_on_chan) {
+ wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
+ "to cancel");
+ return -1;
+ }
+
+ 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 wpa_driver_nl80211_probe_req_report(struct i802_bss *bss, int report)
+{
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+
+ 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;
+ }
+
+ if (bss->nl_preq) {
+ wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
+ "already on! nl_preq=%p", bss->nl_preq);
+ return 0;
+ }
+
+ 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);
+
+ 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 int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
+ int ifindex, int disabled)
+{
+ struct nl_msg *msg;
+ struct nlattr *bands, *band;
+ int ret;
+
+ 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");
+
+ msg = nl80211_ifindex_msg(drv, ifindex, 0,
+ NL80211_CMD_SET_TX_BITRATE_MASK);
+ if (!msg)
+ return -1;
+
+ bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
+ if (!bands)
+ goto fail;
+
+ /*
+ * 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);
+
+ nla_nest_end(msg, bands);
+
+ 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;
+
+ return ret;
+
+fail:
+ nlmsg_free(msg);
+ return -1;
+}
+
+
+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);
+}
+
+
+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;
+}
+
+
+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 wpa_driver_nl80211_resume(void *priv)
+{
+ struct i802_bss *bss = priv;
+
+ if (i802_set_iface_flags(bss, 1))
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on resume event");
+}
+
+
+static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
+{
+ 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;
+ }
+ nla_nest_end(msg, cqm);
+
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
+}
+
+
+static int get_channel_width(struct nl_msg *msg, void *arg)
+{
+ 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 NL_SKIP;
+}
+
+
+static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
+ struct wpa_signal_info *sig)
+{
+ struct nl_msg *msg;
+
+ msg = nl80211_drv_msg(drv, 0, NL80211_CMD_GET_INTERFACE);
+ return send_and_recv_msgs(drv, msg, get_channel_width, sig);
+}
+
+
+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 != 0)
+ return res;
+
+ res = nl80211_get_channel_width(drv, si);
+ if (res != 0)
+ return res;
+
+ return nl80211_get_link_noise(drv, si);
+}
+
+
+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);
+}
+
+
+static int nl80211_set_param(void *priv, const char *param)
+{
+ 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;
+ }
+#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;
+}
+
+
+static void * nl80211_global_init(void)
+{
+ 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;
+}
+
+
+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 (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);
+
+ if (global->ioctl_sock >= 0)
+ close(global->ioctl_sock);
+
+ os_free(global);
+}
+
+
+static const char * nl80211_get_radio_name(void *priv)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ return drv->phyname;
+}
+
+
+static int nl80211_pmkid(struct i802_bss *bss, int cmd, const u8 *bssid,
+ const u8 *pmkid)
+{
+ struct nl_msg *msg;
+
+ 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 send_and_recv_msgs(bss->drv, msg, NULL, NULL);
+}
+
+
+static int nl80211_add_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
+{
+ 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_remove_pmkid(void *priv, const u8 *bssid, const u8 *pmkid)
+{
+ 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);
+}
+
+
+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);
+}
+
+
+static void clean_survey_results(struct survey_results *survey_results)
+{
+ 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);
+ }
+}
+
+
+static void add_survey(struct nlattr **sinfo, u32 ifidx,
+ struct dl_list *survey_list)
+{
+ struct freq_survey *survey;
+
+ survey = os_zalloc(sizeof(struct freq_survey));
+ if (!survey)
+ return;
+
+ survey->ifidx = ifidx;
+ survey->freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
+ survey->filled = 0;
+
+ if (sinfo[NL80211_SURVEY_INFO_NOISE]) {
+ survey->nf = (int8_t)
+ nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]);
+ survey->filled |= SURVEY_HAS_NF;
+ }
+
+ 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;
+ }
+
+ 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;
+ }
+
+ 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);
+
+ dl_list_add_tail(survey_list, &survey->list);
+}
+
+
+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 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;
+
+ 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 },
+ };
+
+ survey_results = (struct survey_results *) arg;
+
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
+
+ if (!tb[NL80211_ATTR_IFINDEX])
+ return NL_SKIP;
+
+ ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
+
+ if (!tb[NL80211_ATTR_SURVEY_INFO])
+ return NL_SKIP;
+
+ if (nla_parse_nested(sinfo, NL80211_SURVEY_INFO_MAX,
+ tb[NL80211_ATTR_SURVEY_INFO],
+ survey_policy))
+ return NL_SKIP;
+
+ if (!sinfo[NL80211_SURVEY_INFO_FREQUENCY]) {
+ wpa_printf(MSG_ERROR, "nl80211: Invalid survey data");
+ return NL_SKIP;
+ }
+
+ surveyed_freq = nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]);
+
+ if (!check_survey_ok(sinfo, surveyed_freq,
+ survey_results->freq_filter))
+ return NL_SKIP;
+
+ 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;
+ }
+
+ add_survey(sinfo, ifidx, &survey_results->survey_list);
+
+ return NL_SKIP;
+}
+
+
+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;
+
+ os_memset(&data, 0, sizeof(data));
+ survey_results = &data.survey_results;
+
+ dl_list_init(&survey_results->survey_list);
+
+ msg = nl80211_drv_msg(drv, NLM_F_DUMP, NL80211_CMD_GET_SURVEY);
+ if (!msg)
+ return -ENOBUFS;
+
+ if (freq)
+ data.survey_results.freq_filter = freq;
+
+ do {
+ wpa_printf(MSG_DEBUG, "nl80211: Fetch survey data");
+ err = send_and_recv_msgs(drv, msg, survey_handler,
+ survey_results);
+ } while (err > 0);
+
+ if (err)
+ wpa_printf(MSG_ERROR, "nl80211: Failed to process survey data");
+ else
+ wpa_supplicant_event(drv->ctx, EVENT_SURVEY, &data);
+
+ clean_survey_results(survey_results);
+ return err;
+}
+
+
+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;
+ int ret;
+
+ if (!drv->set_rekey_offload)
+ return;
+
+ 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;
+ }
+
+ nla_nest_end(msg, replay_nested);
+
+ 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;
+ }
+}
+
+
+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;
+
+ /* Send data frame to poll STA and check whether this frame is ACKed */
+
+ 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);
+ }
+
+ 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) < 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;
+ struct nl_msg *msg;
+ int ret;
+
+ if (!drv->poll_command_supported) {
+ nl80211_send_null_frame(bss, own_addr, addr, qos);
+ return;
+ }
+
+ 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 nl80211_set_power_save(struct i802_bss *bss, int enabled)
+{
+ 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 nl80211_set_p2p_powersave(void *priv, int legacy_ps, int opp_ps,
+ int ctwindow)
+{
+ struct i802_bss *bss = priv;
+
+ 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 */
+ }
+
+ if (legacy_ps == -1)
+ return 0;
+ if (legacy_ps != 0 && legacy_ps != 1)
+ return -1; /* Not yet supported */
+
+ return nl80211_set_power_save(bss, legacy_ps);
+}
+
+
+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;
+
+ 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;
+ }
+
+ if (!(msg = nl80211_drv_msg(drv, 0, NL80211_CMD_RADAR_DETECT)) ||
+ nl80211_put_freq_params(msg, freq) < 0) {
+ 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 start radar detection: "
+ "%d (%s)", ret, strerror(-ret));
+ return -1;
+}
+
+#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)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
+ return -EOPNOTSUPP;
+
+ if (!dst)
+ return -EINVAL;
+
+ 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;
+
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
+
+fail:
+ nlmsg_free(msg);
+ return -ENOBUFS;
+}
+
+
+static int nl80211_tdls_oper(void *priv, enum tdls_oper oper, const u8 *peer)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ enum nl80211_tdls_operation nl80211_oper;
+
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT))
+ return -EOPNOTSUPP;
+
+ 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 (!(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 send_and_recv_msgs(drv, msg, NULL, NULL);
+}
+
+
+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;
+
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
+ !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
+ return -EOPNOTSUPP;
+
+ 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;
+ }
+
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
+}
+
+
+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;
+ struct nl_msg *msg;
+
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT) ||
+ !(drv->capa.flags & WPA_DRIVER_FLAGS_TDLS_CHANNEL_SWITCH))
+ return -EOPNOTSUPP;
+
+ 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 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 driver_nl80211_scan2(void *priv,
+ struct wpa_driver_scan_params *params)
+{
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_scan(bss, 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);
+}
+
+
+static int driver_nl80211_authenticate(void *priv,
+ struct wpa_driver_auth_params *params)
+{
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_authenticate(bss, params);
+}
+
+
+static void driver_nl80211_deinit(void *priv)
+{
+ struct i802_bss *bss = priv;
+ wpa_driver_nl80211_deinit(bss);
+}
+
+
+static int driver_nl80211_if_remove(void *priv, enum wpa_driver_if_type type,
+ const char *ifname)
+{
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_if_remove(bss, type, ifname);
+}
+
+
+static int driver_nl80211_send_mlme(void *priv, const u8 *data,
+ size_t data_len, int noack,
+ unsigned int freq)
+{
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_send_mlme(bss, data, data_len, noack,
+ freq, 0, 0, 0);
+}
+
+
+static int driver_nl80211_sta_remove(void *priv, const u8 *addr)
+{
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_sta_remove(bss, addr, -1, 0);
+}
+
+
+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);
+}
+
+
+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);
+}
+
+
+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 driver_nl80211_probe_req_report(void *priv, int report)
+{
+ struct i802_bss *bss = priv;
+ return wpa_driver_nl80211_probe_req_report(bss, report);
+}
+
+
+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);
+
+ 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;
+}
+
+
+const u8 * wpa_driver_nl80211_get_macaddr(void *priv)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+
+ if (drv->nlmode != NL80211_IFTYPE_P2P_DEVICE)
+ return NULL;
+
+ return bss->addr;
+}
+
+
+static const char * scan_state_str(enum scan_states scan_state)
+{
+ 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 int wpa_driver_nl80211_status(void *priv, char *buf, size_t buflen)
+{
+ struct i802_bss *bss = priv;
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ int res;
+ char *pos, *end;
+
+ pos = buf;
+ end = buf + buflen;
+
+ 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 (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;
+ }
+
+ 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 (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",
+ 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);
+ if (os_snprintf_error(end - pos, res))
+ return pos - buf;
+ pos += res;
+ }
+
+ return pos - buf;
+}
+
+
+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;
+
+ return 0;
+}
+
+
+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);
+
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_AP_CSA)) {
+ wpa_printf(MSG_DEBUG, "nl80211: Driver does not support channel switch command");
+ return -EOPNOTSUPP;
+ }
+
+ 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;
+
+ 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;
+
+ /* beacon_csa params */
+ beacon_csa = nla_nest_start(msg, NL80211_ATTR_CSA_IES);
+ if (!beacon_csa)
+ goto fail;
+
+ ret = set_beacon_data(msg, &settings->beacon_csa);
+ if (ret)
+ goto error;
+
+ if (nla_put_u16(msg, NL80211_ATTR_CSA_C_OFF_BEACON,
+ settings->counter_offset_beacon) ||
+ (settings->beacon_csa.probe_resp &&
+ nla_put_u16(msg, NL80211_ATTR_CSA_C_OFF_PRESP,
+ settings->counter_offset_presp)))
+ goto fail;
+
+ 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;
+
+fail:
+ ret = -ENOBUFS;
+error:
+ nlmsg_free(msg);
+ wpa_printf(MSG_DEBUG, "nl80211: Could not build channel switch request");
+ return ret;
+}
+
+
+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 ret;
+
+ wpa_printf(MSG_DEBUG,
+ "nl80211: add_ts request: tsid=%u admitted_time=%u up=%d",
+ tsid, admitted_time, user_priority);
+
+ if (!is_sta_interface(drv->nlmode))
+ return -ENOTSUP;
+
+ 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;
+ }
+
+ 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 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 nl_msg *msg;
+ int ret;
+
+ wpa_printf(MSG_DEBUG, "nl80211: del_ts request: tsid=%u", tsid);
+
+ if (!is_sta_interface(drv->nlmode))
+ return -ENOTSUP;
+
+ 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;
+ }
+
+ 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;
+}
+
+
+#ifdef CONFIG_TESTING_OPTIONS
+static int cmd_reply_handler(struct nl_msg *msg, void *arg)
+{
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct wpabuf *buf = arg;
+
+ if (!buf)
+ return NL_SKIP;
+
+ if ((size_t) genlmsg_attrlen(gnlh, 0) > wpabuf_tailroom(buf)) {
+ wpa_printf(MSG_INFO, "nl80211: insufficient buffer space for reply");
+ return NL_SKIP;
+ }
+
+ wpabuf_put_data(buf, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0));
+
+ return NL_SKIP;
+}
+#endif /* CONFIG_TESTING_OPTIONS */
+
+
+static int vendor_reply_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;
+
+ 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)
+ 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");
+ return NL_SKIP;
+ }
+
+ 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_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;
+
+#ifdef CONFIG_TESTING_OPTIONS
+ if (vendor_id == 0xffffffff) {
+ msg = nlmsg_alloc();
+ if (!msg)
+ return -ENOMEM;
+
+ 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_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_hexdump(MSG_DEBUG, "nl80211: Setting QoS Map",
+ qos_map_set, qos_map_set_len);
+
+ 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;
+ }
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: Setting QoS Map failed");
+
+ return ret;
+}
+
+
+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: Setting wowlan");
+
+ 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;
+ }
+
+ nla_nest_end(msg, wowlan_triggers);
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret)
+ wpa_printf(MSG_DEBUG, "nl80211: Setting wowlan failed");
+
+ return ret;
+}
+
+
+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;
+
+ wpa_printf(MSG_DEBUG, "nl80211: Roaming policy: allowed=%d", allowed);
+
+ 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;
+ }
+
+ 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;
+ }
+ nla_nest_end(msg, params);
+
+ return send_and_recv_msgs(drv, msg, NULL, NULL);
+}
+
+
+static int nl80211_set_mac_addr(void *priv, const u8 *addr)
+{
+ 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;
+
+ 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;
+ }
+
+ 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);
+
+ 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");
+ }
+
+ return 0;
+}
+
+
+#ifdef CONFIG_MESH
+
+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 nl80211_put_mesh_id(struct nl_msg *msg, const u8 *mesh_id,
+ size_t mesh_id_len)
+{
+ 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 nl80211_join_mesh(struct i802_bss *bss,
+ struct wpa_driver_mesh_join_params *params)
+{
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ struct nlattr *container;
+ int ret = -1;
+
+ 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;
+
+ wpa_printf(MSG_DEBUG, " * flags=%08X", params->flags);
+
+ container = nla_nest_start(msg, NL80211_ATTR_MESH_SETUP);
+ if (!container)
+ goto fail;
+
+ 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);
+
+ container = nla_nest_start(msg, NL80211_ATTR_MESH_CONFIG);
+ if (!container)
+ goto fail;
+
+ if (!(params->conf.flags & WPA_DRIVER_MESH_CONF_FLAG_AUTO_PLINKS) &&
+ nla_put_u32(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS, 0))
+ goto fail;
+ if ((params->conf.flags & WPA_DRIVER_MESH_FLAG_DRIVER_MPM) &&
+ nla_put_u16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
+ params->max_peer_links))
+ goto fail;
+
+ /*
+ * 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;
+ }
+
+ 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;
+ bss->freq = params->freq.freq;
+ wpa_printf(MSG_DEBUG, "nl80211: mesh join request send successfully");
+
+fail:
+ nlmsg_free(msg);
+ return ret;
+}
+
+
+static int
+wpa_driver_nl80211_join_mesh(void *priv,
+ struct wpa_driver_mesh_join_params *params)
+{
+ struct i802_bss *bss = priv;
+ int ret, timeout;
+
+ timeout = params->conf.peer_link_timeout;
+
+ /* 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);
+ }
+
+ params->conf.peer_link_timeout = timeout;
+ return ret;
+}
+
+
+static int wpa_driver_nl80211_leave_mesh(void *priv)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
struct nl_msg *msg;
int ret;
- if (!drv->pending_remain_on_chan) {
- wpa_printf(MSG_DEBUG, "nl80211: No pending remain-on-channel "
- "to cancel");
- return -1;
+ 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");
}
- wpa_printf(MSG_DEBUG, "nl80211: Cancel remain-on-channel with cookie "
- "0x%llx",
- (long long unsigned int) drv->remain_on_chan_cookie);
+ 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;
+}
- msg = nlmsg_alloc();
- if (!msg)
+#endif /* CONFIG_MESH */
+
+
+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;
+ 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;
+
+ 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;
+ }
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL, 0);
+ if (version == 4) {
+ family = AF_INET;
+ addrsize = 4;
+ } else if (version == 6) {
+ family = AF_INET6;
+ addrsize = 16;
+ } else {
+ return -EINVAL;
+ }
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
- NLA_PUT_U64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie);
+ rn = rtnl_neigh_alloc();
+ if (rn == NULL)
+ return -ENOMEM;
- 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));
-nla_put_failure:
+ /* 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);
+
+ 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 wpa_driver_nl80211_probe_req_report(void *priv, int report)
+static int wpa_driver_br_delete_ip_neigh(void *priv, u8 version,
+ const u8 *ipaddr)
{
+#ifdef CONFIG_LIBNL3_ROUTE
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct rtnl_neigh *rn;
+ struct nl_addr *nl_ipaddr;
+ int family, addrsize;
+ int res;
- if (drv->nlmode != NL80211_IFTYPE_STATION) {
- wpa_printf(MSG_DEBUG, "nl80211: probe_req_report control only "
- "allowed in station mode (iftype=%d)",
- drv->nlmode);
- return -1;
- }
+ if (!ipaddr)
+ return -EINVAL;
- if (!report) {
- if (drv->nl_handle_preq) {
- eloop_unregister_read_sock(
- nl_socket_get_fd(drv->nl_handle_preq));
- nl_cache_free(drv->nl_cache_preq);
- nl80211_handle_destroy(drv->nl_handle_preq);
- drv->nl_handle_preq = NULL;
- }
- return 0;
+ if (version == 4) {
+ family = AF_INET;
+ addrsize = 4;
+ } else if (version == 6) {
+ family = AF_INET6;
+ addrsize = 16;
+ } else {
+ return -EINVAL;
}
- if (drv->nl_handle_preq) {
- wpa_printf(MSG_DEBUG, "nl80211: Probe Request reporting "
- "already on!");
- return 0;
+ if (bss->br_ifindex == 0) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: bridge must be set to delete an ip neigh");
+ return -1;
}
- drv->nl_handle_preq = nl80211_handle_alloc(drv->nl_cb);
- if (drv->nl_handle_preq == NULL) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate "
- "netlink callbacks (preq)");
- goto out_err1;
+ if (!drv->rtnl_sk) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: nl_sock for NETLINK_ROUTE is not initialized");
+ return -1;
}
- if (genl_connect(drv->nl_handle_preq)) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to connect to "
- "generic netlink (preq)");
- goto out_err2;
+ rn = rtnl_neigh_alloc();
+ if (rn == NULL)
+ return -ENOMEM;
+
+ /* 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;
+ }
+
+ rtnl_neigh_set_ifindex(rn, bss->br_ifindex);
+
+ 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 */
+}
+
+
+static int linux_write_system_file(const char *path, unsigned int val)
+{
+ char buf[50];
+ int fd, len;
+
+ len = os_snprintf(buf, sizeof(buf), "%u\n", val);
+ if (os_snprintf_error(sizeof(buf), len))
return -1;
- }
-#ifdef CONFIG_LIBNL20
- if (genl_ctrl_alloc_cache(drv->nl_handle_preq,
- &drv->nl_cache_preq) < 0) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate generic "
- "netlink cache (preq)");
- goto out_err2;
- }
-#else /* CONFIG_LIBNL20 */
- drv->nl_cache_preq = genl_ctrl_alloc_cache(drv->nl_handle_preq);
- if (drv->nl_cache_preq == NULL) {
- wpa_printf(MSG_ERROR, "nl80211: Failed to allocate generic "
- "netlink cache (preq)");
- goto out_err2;
- }
-#endif /* CONFIG_LIBNL20 */
+ fd = open(path, O_WRONLY);
+ if (fd < 0)
+ return -1;
- if (nl80211_register_frame(drv, drv->nl_handle_preq,
- (WLAN_FC_TYPE_MGMT << 2) |
- (WLAN_FC_STYPE_PROBE_REQ << 4),
- NULL, 0) < 0) {
- goto out_err3;
+ 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;
}
-
- eloop_register_read_sock(nl_socket_get_fd(drv->nl_handle_preq),
- wpa_driver_nl80211_event_receive, drv,
- drv->nl_handle_preq);
+ close(fd);
return 0;
+}
- out_err3:
- nl_cache_free(drv->nl_cache_preq);
- out_err2:
- nl80211_handle_destroy(drv->nl_handle_preq);
- drv->nl_handle_preq = NULL;
- out_err1:
- return -1;
+
+static const char * drv_br_port_attr_str(enum drv_br_port_attr attr)
+{
+ switch (attr) {
+ case DRV_BR_PORT_ATTR_PROXYARP:
+ return "proxyarp_wifi";
+ case DRV_BR_PORT_ATTR_HAIRPIN_MODE:
+ return "hairpin_mode";
+ }
+
+ return NULL;
}
-static int nl80211_disable_11b_rates(struct wpa_driver_nl80211_data *drv,
- int ifindex, int disabled)
+static int wpa_driver_br_port_set_attr(void *priv, enum drv_br_port_attr attr,
+ unsigned int val)
{
- struct nl_msg *msg;
- struct nlattr *bands, *band;
- int ret;
+ struct i802_bss *bss = priv;
+ char path[128];
+ const char *attr_txt;
- msg = nlmsg_alloc();
- if (!msg)
+ attr_txt = drv_br_port_attr_str(attr);
+ if (attr_txt == NULL)
+ return -EINVAL;
+
+ os_snprintf(path, sizeof(path), "/sys/class/net/%s/brport/%s",
+ bss->ifname, attr_txt);
+
+ if (linux_write_system_file(path, val))
return -1;
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_SET_TX_BITRATE_MASK, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, ifindex);
+ return 0;
+}
- bands = nla_nest_start(msg, NL80211_ATTR_TX_RATES);
- if (!bands)
- goto nla_put_failure;
- /*
- * 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;
- NLA_PUT(msg, NL80211_TXRATE_LEGACY, 8,
- "\x0c\x12\x18\x24\x30\x48\x60\x6c");
- nla_nest_end(msg, band);
+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;
+ }
+}
- 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));
+static int wpa_driver_br_set_net_param(void *priv, enum drv_br_net_param param,
+ unsigned int val)
+{
+ struct i802_bss *bss = priv;
+ char path[128];
+ const char *param_txt;
+ int ip_version = 4;
+
+ if (param == DRV_BR_MULTICAST_SNOOPING) {
+ os_snprintf(path, sizeof(path),
+ "/sys/devices/virtual/net/%s/bridge/multicast_snooping",
+ bss->brname);
+ goto set_val;
}
- return ret;
+ param_txt = drv_br_net_param_str(param);
+ if (param_txt == NULL)
+ return -EINVAL;
-nla_put_failure:
- nlmsg_free(msg);
- return -1;
+ switch (param) {
+ case DRV_BR_NET_PARAM_GARP_ACCEPT:
+ ip_version = 4;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ os_snprintf(path, sizeof(path), "/proc/sys/net/ipv%d/conf/%s/%s",
+ ip_version, bss->brname, param_txt);
+
+set_val:
+ if (linux_write_system_file(path, val))
+ return -1;
+
+ return 0;
}
-static int wpa_driver_nl80211_disable_11b_rates(void *priv, int disabled)
+static int hw_mode_to_qca_acs(enum hostapd_hw_mode hw_mode)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- drv->disable_11b_rates = disabled;
- return nl80211_disable_11b_rates(drv, drv->ifindex, disabled);
+ 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;
+ }
}
-static int wpa_driver_nl80211_deinit_ap(void *priv)
+static int add_acs_freq_list(struct nl_msg *msg, const int *freq_list)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- if (drv->nlmode != NL80211_IFTYPE_AP)
+ int i, len, ret;
+ u32 *freqs;
+
+ if (!freq_list)
+ return 0;
+ len = int_array_len(freq_list);
+ freqs = os_malloc(sizeof(u32) * len);
+ if (!freqs)
return -1;
- wpa_driver_nl80211_del_beacon(drv);
- return wpa_driver_nl80211_set_mode(priv, IEEE80211_MODE_INFRA);
+ 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;
}
-static void wpa_driver_nl80211_resume(void *priv)
+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;
- if (linux_set_iface_flags(drv->ioctl_sock, bss->ifname, 1)) {
- wpa_printf(MSG_DEBUG, "nl80211: Failed to set interface up on "
- "resume event");
+ 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;
+
+ 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);
+
+ 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);
+
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ if (ret) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Failed to invoke driver ACS function: %s",
+ strerror(errno));
}
+ return ret;
}
-static int nl80211_send_ft_action(void *priv, u8 action, const u8 *target_ap,
- const u8 *ies, size_t ies_len)
+static int nl80211_set_band(void *priv, enum set_band band)
{
struct i802_bss *bss = priv;
struct wpa_driver_nl80211_data *drv = bss->drv;
+ struct nl_msg *msg;
+ struct nlattr *data;
int ret;
- u8 *data, *pos;
- size_t data_len;
- u8 own_addr[ETH_ALEN];
+ enum qca_set_band qca_band;
- if (linux_get_ifhwaddr(drv->ioctl_sock, bss->ifname, own_addr) < 0)
+ if (!drv->setband_vendor_cmd_avail)
return -1;
- if (action != 1) {
- wpa_printf(MSG_ERROR, "nl80211: Unsupported send_ft_action "
- "action %d", action);
+ 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;
}
- /*
- * 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)
- 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, drv->bssid,
- own_addr, drv->bssid,
- data, data_len);
- os_free(data);
+ 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);
+ 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;
}
-static int nl80211_signal_monitor(void *priv, int threshold, int hysteresis)
+struct nl80211_pcl {
+ unsigned int num;
+ unsigned int *freq_list;
+};
+
+static int preferred_freq_info_handler(struct nl_msg *msg, void *arg)
{
- struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- struct nl_msg *msg, *cqm = NULL;
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ 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;
- wpa_printf(MSG_DEBUG, "nl80211: Signal monitor threshold=%d "
- "hysteresis=%d", threshold, hysteresis);
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
- msg = nlmsg_alloc();
- if (!msg)
- return -1;
+ nl_vend = tb[NL80211_ATTR_VENDOR_DATA];
+ if (!nl_vend)
+ return NL_SKIP;
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_SET_CQM, 0);
+ nla_parse(tb_vendor, QCA_WLAN_VENDOR_ATTR_MAX,
+ nla_data(nl_vend), nla_len(nl_vend), NULL);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
+ 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;
+ }
- cqm = nlmsg_alloc();
- if (cqm == NULL)
- return -1;
+ iface_type = (enum qca_iface_type) nla_get_u32(attr);
+ wpa_printf(MSG_DEBUG, "nl80211: Driver returned iface_type=%d",
+ iface_type);
- NLA_PUT_U32(cqm, NL80211_ATTR_CQM_RSSI_THOLD, threshold);
- NLA_PUT_U32(cqm, NL80211_ATTR_CQM_RSSI_HYST, hysteresis);
- nla_put_nested(msg, NL80211_ATTR_CQM, cqm);
+ 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;
+ }
- if (send_and_recv_msgs(drv, msg, NULL, NULL) == 0)
- return 0;
- msg = NULL;
+ /*
+ * 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;
-nla_put_failure:
- if (cqm)
- nlmsg_free(cqm);
- nlmsg_free(msg);
- return -1;
+ return NL_SKIP;
}
-static int nl80211_send_frame(void *priv, const u8 *data, size_t data_len,
- int encrypt)
+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;
- return wpa_driver_nl80211_send_frame(drv, data, data_len, encrypt);
+ struct nl_msg *msg;
+ int ret;
+ unsigned int i;
+ struct nlattr *params;
+ struct nl80211_pcl param;
+ enum qca_iface_type iface_type;
+
+ if (!drv->get_pref_freq_list)
+ return -1;
+
+ 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;
+ }
+
+ *num = param.num;
+
+ for (i = 0; i < *num; i++) {
+ wpa_printf(MSG_DEBUG, "nl80211: preferred_channel_list[%d]=%d",
+ i, freq_list[i]);
+ }
+
+ return 0;
}
-static int nl80211_set_intra_bss(void *priv, int enabled)
+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;
-
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_SET_BSS, 0);
+ if (!drv->set_prob_oper_freq)
+ return -1;
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, if_nametoindex(bss->ifname));
- NLA_PUT_U8(msg, NL80211_ATTR_AP_ISOLATE, !enabled);
+ 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);
- return send_and_recv_msgs(drv, msg, NULL, NULL);
- nla_put_failure:
- return -ENOBUFS;
+ ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ msg = NULL;
+ if (ret) {
+ wpa_printf(MSG_ERROR, "%s: err in send_and_recv_msgs",
+ __func__);
+ return ret;
+ }
+ nlmsg_free(msg);
+ return 0;
}
.desc = "Linux nl80211/cfg80211",
.get_bssid = wpa_driver_nl80211_get_bssid,
.get_ssid = wpa_driver_nl80211_get_ssid,
- .set_key = wpa_driver_nl80211_set_key,
- .scan2 = wpa_driver_nl80211_scan,
+ .set_key = driver_nl80211_set_key,
+ .scan2 = driver_nl80211_scan2,
+ .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,
- .deauthenticate = wpa_driver_nl80211_deauthenticate,
- .disassociate = wpa_driver_nl80211_disassociate,
- .authenticate = wpa_driver_nl80211_authenticate,
+ .deauthenticate = driver_nl80211_deauthenticate,
+ .authenticate = driver_nl80211_authenticate,
.associate = wpa_driver_nl80211_associate,
- .init = wpa_driver_nl80211_init,
- .deinit = wpa_driver_nl80211_deinit,
+ .global_init = nl80211_global_init,
+ .global_deinit = nl80211_global_deinit,
+ .init2 = wpa_driver_nl80211_init,
+ .deinit = driver_nl80211_deinit,
.get_capa = wpa_driver_nl80211_get_capa,
.set_operstate = wpa_driver_nl80211_set_operstate,
.set_supp_port = wpa_driver_nl80211_set_supp_port,
.set_country = wpa_driver_nl80211_set_country,
- .set_beacon = wpa_driver_nl80211_set_beacon,
+ .get_country = wpa_driver_nl80211_get_country,
+ .set_ap = wpa_driver_nl80211_set_ap,
+ .set_acl = wpa_driver_nl80211_set_acl,
.if_add = wpa_driver_nl80211_if_add,
- .if_remove = wpa_driver_nl80211_if_remove,
- .send_mlme = wpa_driver_nl80211_send_mlme,
- .get_hw_feature_data = wpa_driver_nl80211_get_hw_feature_data,
+ .if_remove = driver_nl80211_if_remove,
+ .send_mlme = driver_nl80211_send_mlme,
+ .get_hw_feature_data = nl80211_get_hw_feature_data,
.sta_add = wpa_driver_nl80211_sta_add,
- .sta_remove = wpa_driver_nl80211_sta_remove,
+ .sta_remove = driver_nl80211_sta_remove,
.hapd_send_eapol = wpa_driver_nl80211_hapd_send_eapol,
.sta_set_flags = wpa_driver_nl80211_sta_set_flags,
-#ifdef HOSTAPD
.hapd_init = i802_init,
.hapd_deinit = i802_deinit,
+ .set_wds_sta = i802_set_wds_sta,
.get_seqnum = i802_get_seqnum,
.flush = i802_flush,
- .read_sta_data = i802_read_sta_data,
- .sta_deauth = i802_sta_deauth,
- .sta_disassoc = i802_sta_disassoc,
.get_inact_sec = i802_get_inact_sec,
.sta_clear_stats = i802_sta_clear_stats,
.set_rts = i802_set_rts,
.set_frag = i802_set_frag,
- .set_rate_sets = i802_set_rate_sets,
- .set_cts_protect = i802_set_cts_protect,
- .set_preamble = i802_set_preamble,
- .set_short_slot_time = i802_set_short_slot_time,
.set_tx_queue_params = i802_set_tx_queue_params,
- .set_sta_vlan = i802_set_sta_vlan,
- .set_wds_sta = i802_set_wds_sta,
-#endif /* HOSTAPD */
+ .set_sta_vlan = driver_nl80211_set_sta_vlan,
+ .sta_deauth = i802_sta_deauth,
+ .sta_disassoc = i802_sta_disassoc,
+ .read_sta_data = driver_nl80211_read_sta_data,
.set_freq = i802_set_freq,
- .send_action = wpa_driver_nl80211_send_action,
+ .send_action = driver_nl80211_send_action,
+ .send_action_cancel_wait = wpa_driver_nl80211_send_action_cancel_wait,
.remain_on_channel = wpa_driver_nl80211_remain_on_channel,
.cancel_remain_on_channel =
wpa_driver_nl80211_cancel_remain_on_channel,
- .probe_req_report = wpa_driver_nl80211_probe_req_report,
- .disable_11b_rates = wpa_driver_nl80211_disable_11b_rates,
+ .probe_req_report = driver_nl80211_probe_req_report,
.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,
- .set_intra_bss = nl80211_set_intra_bss,
+ .set_param = nl80211_set_param,
+ .get_radio_name = nl80211_get_radio_name,
+ .add_pmkid = nl80211_add_pmkid,
+ .remove_pmkid = nl80211_remove_pmkid,
+ .flush_pmkid = nl80211_flush_pmkid,
+ .set_rekey_info = nl80211_set_rekey_info,
+ .poll_client = nl80211_poll_client,
+ .set_p2p_powersave = nl80211_set_p2p_powersave,
+ .start_dfs_cac = nl80211_start_radar_detection,
+ .stop_ap = wpa_driver_nl80211_stop_ap,
+#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,
+ .get_survey = wpa_driver_nl80211_get_survey,
+ .status = wpa_driver_nl80211_status,
+ .switch_channel = nl80211_switch_channel,
+#ifdef ANDROID_P2P
+ .set_noa = wpa_driver_set_p2p_noa,
+ .get_noa = wpa_driver_get_p2p_noa,
+ .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,
+ .roaming = nl80211_roaming,
+ .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,
+ .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,
};