#include <netlink/genl/family.h>
#include <netlink/genl/ctrl.h>
#include "nl80211_copy.h"
-#ifndef NO_WEXT
-#include "wireless_copy.h"
-#endif /* NO_WEXT */
#include "common.h"
#include "driver.h"
#include "radiotap.h"
#include "radiotap_iter.h"
-#include "../../hostapd/hostapd_defs.h"
#include "../../hostapd/sta_flags.h"
#endif /* CONFIG_AP || HOSTAPD */
int nlmode;
int ap_scan_as_station;
- int beacon_int;
int monitor_sock;
int monitor_ifidx;
-#ifdef CONFIG_AP
unsigned int beacon_set:1;
-#endif /* CONFIG_AP */
#ifdef HOSTAPD
int eapol_sock; /* socket for EAPOL frames */
#endif /* HOSTAPD */
-#ifndef HOSTAPD
-
static int wpa_driver_nl80211_send_oper_ifla(
struct wpa_driver_nl80211_data *drv,
int linkmode, int operstate)
req.ifinfo.ifi_change = 0;
if (linkmode != -1) {
- rta = (struct rtattr *)
- ((char *) &req + NLMSG_ALIGN(req.hdr.nlmsg_len));
+ rta = aliasing_hide_typecast(
+ ((char *) &req + NLMSG_ALIGN(req.hdr.nlmsg_len)),
+ struct rtattr);
rta->rta_type = IFLA_LINKMODE;
rta->rta_len = RTA_LENGTH(sizeof(char));
*((char *) RTA_DATA(rta)) = linkmode;
RTA_LENGTH(sizeof(char));
}
if (operstate != -1) {
- rta = (struct rtattr *)
- ((char *) &req + NLMSG_ALIGN(req.hdr.nlmsg_len));
+ rta = aliasing_hide_typecast(
+ ((char *) &req + NLMSG_ALIGN(req.hdr.nlmsg_len)),
+ struct rtattr);
rta->rta_type = IFLA_OPERSTATE;
rta->rta_len = RTA_LENGTH(sizeof(char));
*((char *) RTA_DATA(rta)) = operstate;
}
-#ifndef NO_WEXT
-static int wpa_driver_nl80211_set_auth_param(
- struct wpa_driver_nl80211_data *drv, int idx, u32 value)
-{
- struct iwreq iwr;
- int ret = 0;
-
- os_memset(&iwr, 0, sizeof(iwr));
- os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
- iwr.u.param.flags = idx & IW_AUTH_INDEX;
- iwr.u.param.value = value;
-
- if (ioctl(drv->ioctl_sock, SIOCSIWAUTH, &iwr) < 0) {
- if (errno != EOPNOTSUPP) {
- wpa_printf(MSG_DEBUG, "WEXT: SIOCSIWAUTH(param %d "
- "value 0x%x) failed: %s)",
- idx, value, strerror(errno));
- }
- ret = errno == EOPNOTSUPP ? -2 : -1;
- }
-
- return ret;
-}
-#endif /* NO_WEXT */
-
-
static int wpa_driver_nl80211_get_bssid(void *priv, u8 *bssid)
{
struct wpa_driver_nl80211_data *drv = priv;
}
+#ifndef HOSTAPD
+
static void wpa_driver_nl80211_event_link(struct wpa_driver_nl80211_data *drv,
void *ctx, char *buf, size_t len,
int del)
}
}
+#endif /* HOSTAPD */
+
static void mlme_event_auth(struct wpa_driver_nl80211_data *drv,
const u8 *frame, size_t len)
wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
}
+
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,
wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event);
}
+
static void mlme_timeout_event(struct wpa_driver_nl80211_data *drv,
enum nl80211_commands cmd, struct nlattr *addr)
{
}
}
-#endif /* HOSTAPD */
-
static void mlme_event_michael_mic_failure(struct wpa_driver_nl80211_data *drv,
struct nlattr *tb[])
}
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;
drv->ctx);
wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, NULL);
break;
-#ifndef HOSTAPD
case NL80211_CMD_AUTHENTICATE:
case NL80211_CMD_ASSOCIATE:
case NL80211_CMD_DEAUTHENTICATE:
drv->associated = 0;
wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
break;
-#endif /* HOSTAPD */
case NL80211_CMD_MICHAEL_MIC_FAILURE:
mlme_event_michael_mic_failure(drv, tb);
break;
return -1;
}
+ drv->capa.flags |= WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE;
+
return 0;
}
#endif /* HOSTAPD */
wpa_driver_nl80211_free_bss(drv);
#else /* HOSTAPD */
-#ifndef NO_WEXT
- wpa_driver_nl80211_set_auth_param(drv, IW_AUTH_DROP_UNENCRYPTED, 0);
-#endif /* NO_WEXT */
wpa_driver_nl80211_send_oper_ifla(priv, 0, IF_OPER_UP);
[NL80211_BSS_INFORMATION_ELEMENTS] = { .type = NLA_UNSPEC },
[NL80211_BSS_SIGNAL_MBM] = { .type = NLA_U32 },
[NL80211_BSS_SIGNAL_UNSPEC] = { .type = NLA_U8 },
+ [NL80211_BSS_SEEN_MS_AGO] = { .type = NLA_U32 },
};
struct wpa_scan_results *res = arg;
struct wpa_scan_res **tmp;
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;
if (ie)
os_memcpy(r + 1, ie, ie_len);
}
-static int nl_set_encr(int ifindex, struct wpa_driver_nl80211_data *drv,
- wpa_alg alg, const u8 *addr, int key_idx, int set_tx,
- const u8 *seq, size_t seq_len,
- const u8 *key, size_t key_len)
+static int wpa_driver_nl80211_set_key(const char *ifname, void *priv,
+ wpa_alg alg, const u8 *addr, int key_idx,
+ int set_tx,
+ const u8 *seq, size_t seq_len,
+ const u8 *key, size_t key_len)
{
+ struct wpa_driver_nl80211_data *drv = priv;
+ int ifindex = if_nametoindex(ifname);
struct nl_msg *msg;
int ret;
}
-#ifndef HOSTAPD
+static int nl_add_key(struct nl_msg *msg, wpa_alg alg,
+ int key_idx, int defkey,
+ const u8 *seq, size_t seq_len,
+ const u8 *key, size_t key_len)
+{
+ struct nlattr *key_attr = nla_nest_start(msg, NL80211_ATTR_KEY);
+ if (!key_attr)
+ return -1;
+
+ if (defkey && alg == WPA_ALG_IGTK)
+ NLA_PUT_FLAG(msg, NL80211_KEY_DEFAULT_MGMT);
+ else if (defkey)
+ NLA_PUT_FLAG(msg, NL80211_KEY_DEFAULT);
+
+ NLA_PUT_U8(msg, NL80211_KEY_IDX, key_idx);
+
+ 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);
+ return -1;
+ }
+
+ if (seq && seq_len)
+ NLA_PUT(msg, NL80211_KEY_SEQ, seq_len, seq);
+
+ NLA_PUT(msg, NL80211_KEY_DATA, key_len, key);
+
+ nla_nest_end(msg, key_attr);
+
+ return 0;
+ nla_put_failure:
+ return -1;
+}
+
static int nl80211_set_conn_keys(struct wpa_driver_associate_params *params,
struct nl_msg *msg)
}
-static int wpa_driver_nl80211_set_key(void *priv, wpa_alg alg,
- const u8 *addr, int key_idx,
- int set_tx, const u8 *seq,
- size_t seq_len,
- const u8 *key, size_t key_len)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- return nl_set_encr(drv->ifindex, drv, alg, addr, key_idx, set_tx, seq,
- seq_len, key, key_len);
-}
-
-
static int wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv,
const u8 *addr, int cmd, u16 reason_code)
{
int ret = -1, i;
struct nl_msg *msg;
enum nl80211_auth_type type;
+ int count = 0;
drv->associated = 0;
+ if (wpa_driver_nl80211_set_mode(drv, IEEE80211_MODE_INFRA) < 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);
+
for (i = 0; i < 4; i++) {
if (!params->wep_key[i])
continue;
- wpa_driver_nl80211_set_key(drv, WPA_ALG_WEP, NULL, i,
+ wpa_driver_nl80211_set_key(drv->ifname, drv, WPA_ALG_WEP, NULL,
+ i,
i == params->wep_tx_keyidx, NULL, 0,
params->wep_key[i],
params->wep_key_len[i]);
+ if (params->wep_tx_keyidx != i)
+ continue;
+ if (nl_add_key(msg, WPA_ALG_WEP, i, 1, NULL, 0,
+ params->wep_key[i], params->wep_key_len[i])) {
+ nlmsg_free(msg);
+ return -1;
+ }
}
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0, 0,
- NL80211_CMD_AUTHENTICATE, 0);
-
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
if (params->bssid) {
wpa_printf(MSG_DEBUG, " * bssid=" MACSTR,
if (ret) {
wpa_printf(MSG_DEBUG, "nl80211: MLME command failed: ret=%d "
"(%s)", ret, strerror(-ret));
+ count++;
+ if (ret == -EALREADY && count == 1 && params->bssid) {
+ /*
+ * mac80211 does not currently accept new
+ * authentication if we are already authenticated. As a
+ * workaround, force deauthentication and try again.
+ */
+ wpa_printf(MSG_DEBUG, "nl80211: Retry authentication "
+ "after forced deauthentication");
+ wpa_driver_nl80211_deauthenticate(
+ drv, params->bssid,
+ WLAN_REASON_PREV_AUTH_NOT_VALID);
+ nlmsg_free(msg);
+ goto retry;
+ }
goto nla_put_failure;
}
ret = 0;
return ret;
}
-#endif /* HOSTAPD */
-
#if defined(CONFIG_AP) || defined(HOSTAPD)
tb_band[NL80211_BAND_ATTR_HT_CAPA]);
}
+ 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);
return wpa_driver_nl80211_send_frame(drv, data, data_len, encrypt);
}
+#endif /* CONFIG_AP || HOSTAPD */
+
-static int wpa_driver_nl80211_set_beacon_iface(int ifindex, void *priv,
- const u8 *head, size_t head_len,
- const u8 *tail, size_t tail_len,
- int dtim_period)
+static int wpa_driver_nl80211_set_beacon(const char *ifname, void *priv,
+ const u8 *head, size_t head_len,
+ const u8 *tail, size_t tail_len,
+ int dtim_period, int beacon_int)
{
struct wpa_driver_nl80211_data *drv = priv;
struct nl_msg *msg;
u8 cmd = NL80211_CMD_NEW_BEACON;
int ret;
int beacon_set;
+ int ifindex = if_nametoindex(ifname);
#ifdef HOSTAPD
struct i802_bss *bss;
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);
- if (!drv->beacon_int)
- drv->beacon_int = 100;
- NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, drv->beacon_int);
+ NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, beacon_int);
NLA_PUT_U32(msg, NL80211_ATTR_DTIM_PERIOD, dtim_period);
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
}
-static int wpa_driver_nl80211_set_beacon_int(void *priv, int value)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- struct nl_msg *msg;
-
- drv->beacon_int = value;
-
-#ifdef HOSTAPD
- if (!drv->bss.beacon_set)
- return 0;
-#else /* HOSTAPD */
- if (!drv->beacon_set)
- return 0;
-#endif /* HOSTAPD */
-
- msg = nlmsg_alloc();
- if (!msg)
- return -ENOMEM;
-
- wpa_printf(MSG_DEBUG, "nl80211: Set beacon interval %d", value);
- genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
- 0, NL80211_CMD_SET_BEACON, 0);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
-
- NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, value);
-
- return send_and_recv_msgs(drv, msg, NULL, NULL);
- nla_put_failure:
- return -ENOBUFS;
-}
-
+#if defined(CONFIG_AP) || defined(HOSTAPD)
static int wpa_driver_nl80211_set_freq(struct wpa_driver_nl80211_data *drv,
int freq, int ht_enabled,
return -ENOBUFS;
}
-#endif /* CONFIG_AP || HOSTAPD */
-
-
-#ifdef CONFIG_AP
-
-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)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- return wpa_driver_nl80211_set_beacon_iface(drv->ifindex, priv,
- head, head_len,
- tail, tail_len,
- dtim_period);
-}
-
-#endif /* CONFIG_AP */
-
-#if defined(CONFIG_AP) || defined(HOSTAPD)
static void nl80211_remove_iface(struct wpa_driver_nl80211_data *drv,
int ifidx)
#endif /* CONFIG_AP */
-#ifndef HOSTAPD
static int wpa_driver_nl80211_connect(
struct wpa_driver_nl80211_data *drv,
struct wpa_driver_associate_params *params)
}
if (params->pairwise_suite != CIPHER_NONE) {
- int cipher = IW_AUTH_CIPHER_NONE;
+ int cipher;
switch (params->pairwise_suite) {
case CIPHER_WEP40:
}
if (params->group_suite != CIPHER_NONE) {
- int cipher = IW_AUTH_CIPHER_NONE;
+ int cipher;
switch (params->group_suite) {
case CIPHER_WEP40:
return wpa_driver_nl80211_ap(drv, params);
#endif /* CONFIG_AP */
- if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME))
+ if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME)) {
+ if (wpa_driver_nl80211_set_mode(drv, params->mode) < 0)
+ return -1;
return wpa_driver_nl80211_connect(drv, params);
-
-#ifndef NO_WEXT
- wpa_driver_nl80211_set_auth_param(drv, IW_AUTH_DROP_UNENCRYPTED,
- params->drop_unencrypted);
-#endif /* NO_WEXT */
+ }
drv->associated = 0;
NLA_PUT_FLAG(msg, NL80211_ATTR_CONTROL_PORT);
+ 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);
+ }
+
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
msg = NULL;
if (ret) {
nlmsg_free(msg);
return ret;
}
-#endif /* HOSTAPD */
static int nl80211_set_mode(struct wpa_driver_nl80211_data *drv,
}
-#ifndef HOSTAPD
-
static int wpa_driver_nl80211_get_capa(void *priv,
struct wpa_driver_capa *capa)
{
return -ENOBUFS;
}
-#endif /* HOSTAPD */
-
#ifdef HOSTAPD
}
-static int i802_set_key(const char *iface, void *priv, wpa_alg alg,
- const u8 *addr, int key_idx, int set_tx, const u8 *seq,
- size_t seq_len, const u8 *key, size_t key_len)
-{
- struct wpa_driver_nl80211_data *drv = priv;
- return nl_set_encr(if_nametoindex(iface), drv, alg, addr, key_idx,
- set_tx, seq, seq_len, key, key_len);
-}
-
-
static inline int min_int(int a, int b)
{
if (a < b)
}
-static int i802_set_beacon(const char *iface, void *priv,
- const u8 *head, size_t head_len,
- const u8 *tail, size_t tail_len, int dtim_period)
-{
- return wpa_driver_nl80211_set_beacon_iface(if_nametoindex(iface), priv,
- head, head_len,
- tail, tail_len,
- dtim_period);
-}
-
-
static int i802_set_bss(void *priv, int cts, int preamble, int slot)
{
struct wpa_driver_nl80211_data *drv = priv;
NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
if_nametoindex(drv->ifname));
NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX,
+ NLA_PUT_U32(msg, NL80211_ATTR_STA_VLAN,
if_nametoindex(ifname));
return send_and_recv_msgs(drv, msg, NULL, NULL);
/* start listening for EAPOL on the default AP interface */
add_ifidx(drv, drv->ifindex);
- if (params->bssid) {
- if (hostapd_set_iface_flags(drv, drv->ifname, 0))
- goto failed;
+ if (hostapd_set_iface_flags(drv, drv->ifname, 0))
+ goto failed;
+ if (params->bssid) {
if (set_ifhwaddr(drv, drv->ifname, params->bssid))
goto failed;
}
- if (nl80211_set_mode(drv, drv->ifindex, NL80211_IFTYPE_AP)) {
+ if (wpa_driver_nl80211_set_mode(drv, IEEE80211_MODE_AP)) {
wpa_printf(MSG_ERROR, "nl80211: Failed to set interface %s "
"into AP mode", drv->ifname);
goto failed;
const struct wpa_driver_ops wpa_driver_nl80211_ops = {
.name = "nl80211",
.desc = "Linux nl80211/cfg80211",
-#ifndef HOSTAPD
.get_bssid = wpa_driver_nl80211_get_bssid,
.get_ssid = wpa_driver_nl80211_get_ssid,
.set_key = wpa_driver_nl80211_set_key,
-#endif /* HOSTAPD */
.scan2 = wpa_driver_nl80211_scan,
.get_scan_results2 = wpa_driver_nl80211_get_scan_results,
-#ifndef HOSTAPD
.deauthenticate = wpa_driver_nl80211_deauthenticate,
.disassociate = wpa_driver_nl80211_disassociate,
.authenticate = wpa_driver_nl80211_authenticate,
.get_capa = wpa_driver_nl80211_get_capa,
.set_operstate = wpa_driver_nl80211_set_operstate,
.set_supp_port = wpa_driver_nl80211_set_supp_port,
-#endif /* HOSTAPD */
.set_country = wpa_driver_nl80211_set_country,
- .set_mode = wpa_driver_nl80211_set_mode,
-#ifdef CONFIG_AP
.set_beacon = wpa_driver_nl80211_set_beacon,
-#endif /* CONFIG_AP */
#if defined(CONFIG_AP) || defined(HOSTAPD)
.send_mlme = wpa_driver_nl80211_send_mlme,
- .set_beacon_int = wpa_driver_nl80211_set_beacon_int,
.get_hw_feature_data = wpa_driver_nl80211_get_hw_feature_data,
.sta_add = wpa_driver_nl80211_sta_add,
.sta_remove = wpa_driver_nl80211_sta_remove,
#ifdef HOSTAPD
.hapd_init = i802_init,
.hapd_deinit = i802_deinit,
- .hapd_set_key = i802_set_key,
.get_seqnum = i802_get_seqnum,
.flush = i802_flush,
.read_sta_data = i802_read_sta_data,
.set_rts = i802_set_rts,
.set_frag = i802_set_frag,
.set_rate_sets = i802_set_rate_sets,
- .hapd_set_beacon = i802_set_beacon,
.set_cts_protect = i802_set_cts_protect,
.set_preamble = i802_set_preamble,
.set_short_slot_time = i802_set_short_slot_time,
projects / mech_eap.git / blobdiff