int freq;
- struct nl80211_handles nl_preq;
+ struct nl80211_handles nl_preq, nl_mgmt;
struct nl_cb *nl_cb;
};
unsigned int data_tx_status:1;
unsigned int scan_for_auth:1;
unsigned int retry_auth:1;
+ unsigned int use_monitor:1;
u64 remain_on_chan_cookie;
u64 send_action_cookie;
}
-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 mlme_event_mgmt_tx_status(struct wpa_driver_nl80211_data *drv,
+ struct nlattr *cookie, const u8 *frame,
+ size_t len, struct nlattr *ack)
{
union wpa_event_data event;
const struct ieee80211_hdr *hdr;
u16 fc;
- u64 cookie_val;
- if (!cookie)
- return;
+ if (!is_ap_interface(drv->nlmode)) {
+ u64 cookie_val;
- cookie_val = nla_get_u64(cookie);
- wpa_printf(MSG_DEBUG, "nl80211: Action TX status: cookie=0%llx%s "
- "(ack=%d)",
- (long long unsigned int) cookie_val,
- cookie_val == drv->send_action_cookie ?
- " (match)" : " (unknown)", ack != NULL);
- if (cookie_val != drv->send_action_cookie)
- return;
+ if (!cookie)
+ return;
+
+ cookie_val = nla_get_u64(cookie);
+ wpa_printf(MSG_DEBUG, "nl80211: Action TX status:"
+ " cookie=0%llx%s (ack=%d)",
+ (long long unsigned int) cookie_val,
+ cookie_val == drv->send_action_cookie ?
+ " (match)" : " (unknown)", ack != NULL);
+ if (cookie_val != drv->send_action_cookie)
+ return;
+ }
hdr = (const struct ieee80211_hdr *) frame;
fc = le_to_host16(hdr->frame_control);
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);
+ mlme_event_mgmt_tx_status(drv, cookie, nla_data(frame),
+ nla_len(frame), ack);
break;
case NL80211_CMD_UNPROT_DEAUTHENTICATE:
mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DEAUTH,
case NL80211_CMD_ASSOCIATE:
case NL80211_CMD_DEAUTHENTICATE:
case NL80211_CMD_DISASSOCIATE:
- case NL80211_CMD_FRAME:
case NL80211_CMD_FRAME_TX_STATUS:
case NL80211_CMD_UNPROT_DEAUTHENTICATE:
case NL80211_CMD_UNPROT_DISASSOCIATE:
static int process_bss_event(struct nl_msg *msg, void *arg)
{
+ struct i802_bss *bss = arg;
struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
struct nlattr *tb[NL80211_ATTR_MAX + 1];
genlmsg_attrlen(gnlh, 0), NULL);
switch (gnlh->cmd) {
+ case NL80211_CMD_FRAME:
+ case NL80211_CMD_FRAME_TX_STATUS:
+ mlme_event(bss->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;
default:
wpa_printf(MSG_DEBUG, "nl80211: Ignored unknown event "
"(cmd=%d)", gnlh->cmd);
drv->poll_command_supported = info.poll_command_supported;
drv->data_tx_status = info.data_tx_status;
+ /*
+ * If poll command is supported mac80211 is new enough to
+ * have everything we need to not need monitor interfaces.
+ */
+ drv->use_monitor = !info.poll_command_supported;
+
+ /*
+ * If we aren't going to use monitor interfaces, but the
+ * driver doesn't support data TX status, we won't get TX
+ * status for EAPOL frames.
+ */
+ if (!drv->use_monitor && !info.data_tx_status)
+ drv->capa.flags &= ~WPA_DRIVER_FLAGS_EAPOL_TX_STATUS;
+
return 0;
}
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,
}
-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;
nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_ACTION);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
NLA_PUT_U16(msg, NL80211_ATTR_FRAME_TYPE, type);
NLA_PUT(msg, NL80211_ATTR_FRAME_MATCH, match_len, match);
}
-static int nl80211_register_action_frame(struct wpa_driver_nl80211_data *drv,
+static int nl80211_alloc_mgmt_handle(struct i802_bss *bss)
+{
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+
+ if (bss->nl_mgmt.handle) {
+ wpa_printf(MSG_DEBUG, "nl80211: Mgmt reporting "
+ "already on!");
+ return -1;
+ }
+
+ if (nl_create_handles(&bss->nl_mgmt, drv->nl_cb, "mgmt"))
+ return -1;
+
+ eloop_register_read_sock(nl_socket_get_fd(bss->nl_mgmt.handle),
+ wpa_driver_nl80211_event_receive, bss->nl_cb,
+ bss->nl_mgmt.handle);
+
+ return 0;
+}
+
+
+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_event.handle,
+ return nl80211_register_frame(bss, bss->nl_mgmt.handle,
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)
{
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+
+ if (nl80211_alloc_mgmt_handle(bss))
+ return -1;
+
#if defined(CONFIG_P2P) || defined(CONFIG_INTERWORKING)
/* GAS Initial Request */
- if (nl80211_register_action_frame(drv, (u8 *) "\x04\x0a", 2) < 0)
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0a", 2) < 0)
return -1;
/* GAS Initial Response */
- if (nl80211_register_action_frame(drv, (u8 *) "\x04\x0b", 2) < 0)
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0b", 2) < 0)
return -1;
/* GAS Comeback Request */
- if (nl80211_register_action_frame(drv, (u8 *) "\x04\x0c", 2) < 0)
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0c", 2) < 0)
return -1;
/* GAS Comeback Response */
- if (nl80211_register_action_frame(drv, (u8 *) "\x04\x0d", 2) < 0)
+ if (nl80211_register_action_frame(bss, (u8 *) "\x04\x0d", 2) < 0)
return -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;
/* P2P Action */
- if (nl80211_register_action_frame(drv,
+ if (nl80211_register_action_frame(bss,
(u8 *) "\x7f\x50\x6f\x9a\x09",
5) < 0)
return -1;
#endif /* CONFIG_P2P */
#ifdef CONFIG_IEEE80211W
/* SA Query Response */
- if (nl80211_register_action_frame(drv, (u8 *) "\x08\x01", 2) < 0)
+ if (nl80211_register_action_frame(bss, (u8 *) "\x08\x01", 2) < 0)
return -1;
#endif /* CONFIG_IEEE80211W */
#ifdef CONFIG_TDLS
#endif /* CONFIG_TDLS */
/* FT Action frames */
- if (nl80211_register_action_frame(drv, (u8 *) "\x06", 1) < 0)
+ if (nl80211_register_action_frame(bss, (u8 *) "\x06", 1) < 0)
return -1;
else
drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_FT |
WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
/* WNM - BSS Transition Management Request */
- if (nl80211_register_action_frame(drv, (u8 *) "\x0a\x07", 2) < 0)
+ if (nl80211_register_action_frame(bss, (u8 *) "\x0a\x07", 2) < 0)
+ return -1;
+
+ return 0;
+}
+
+
+static int nl80211_mgmt_subscribe_ap(struct i802_bss *bss)
+{
+ static const int stypes[] = {
+ WLAN_FC_STYPE_AUTH,
+ WLAN_FC_STYPE_ASSOC_REQ,
+ WLAN_FC_STYPE_REASSOC_REQ,
+ WLAN_FC_STYPE_DISASSOC,
+ WLAN_FC_STYPE_DEAUTH,
+ WLAN_FC_STYPE_ACTION,
+ WLAN_FC_STYPE_PROBE_REQ,
+/* Beacon doesn't work as mac80211 doesn't currently allow
+ * it, but it wouldn't really be the right thing anyway as
+ * it isn't per interface ... maybe just dump the scan
+ * results periodically for OLBC?
+ */
+// WLAN_FC_STYPE_BEACON,
+ };
+ unsigned int i;
+
+ if (nl80211_alloc_mgmt_handle(bss))
return -1;
+ for (i = 0; i < sizeof(stypes) / sizeof(stypes[0]); i++) {
+ if (nl80211_register_frame(bss, bss->nl_mgmt.handle,
+ (WLAN_FC_TYPE_MGMT << 2) |
+ (stypes[i] << 4),
+ NULL, 0) < 0) {
+ goto out_err;
+ }
+ }
+
return 0;
+
+out_err:
+ eloop_unregister_read_sock(nl_socket_get_fd(bss->nl_mgmt.handle));
+ nl_destroy_handles(&bss->nl_mgmt);
+ return -1;
+}
+
+
+static void nl80211_mgmt_unsubscribe(struct i802_bss *bss)
+{
+ if (bss->nl_mgmt.handle == NULL)
+ return;
+ eloop_unregister_read_sock(nl_socket_get_fd(bss->nl_mgmt.handle));
+ nl_destroy_handles(&bss->nl_mgmt);
}
drv->addr))
return -1;
- 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 (send_rfkill_event) {
eloop_register_timeout(0, 0, wpa_driver_nl80211_send_rfkill,
drv, drv->ctx);
(void) linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0);
wpa_driver_nl80211_set_mode(bss, NL80211_IFTYPE_STATION);
+ nl80211_mgmt_unsubscribe(bss);
eloop_unregister_read_sock(nl_socket_get_fd(drv->nl_event.handle));
nl_destroy_handles(&drv->nl_event);
}
-static int wpa_driver_nl80211_send_frame(struct wpa_driver_nl80211_data *drv,
- const void *data, size_t len,
- int encrypt, int noack)
+static int wpa_driver_nl80211_send_mntr(struct wpa_driver_nl80211_data *drv,
+ const void *data, size_t len,
+ int encrypt, int noack)
{
__u8 rtap_hdr[] = {
0x00, 0x00, /* radiotap version */
}
+static int wpa_driver_nl80211_send_frame(struct i802_bss *bss,
+ const void *data, size_t len,
+ int encrypt, int noack)
+{
+ struct wpa_driver_nl80211_data *drv = bss->drv;
+ u64 cookie;
+
+ if (drv->use_monitor)
+ return wpa_driver_nl80211_send_mntr(drv, data, len,
+ encrypt, noack);
+
+ return nl80211_send_frame_cmd(bss, bss->freq, 0, data, len,
+ &cookie, 0, noack, 0);
+}
+
+
static int wpa_driver_nl80211_send_mlme(void *priv, const u8 *data,
size_t data_len, int noack)
{
encrypt = 0;
}
- return wpa_driver_nl80211_send_frame(drv, data, data_len, encrypt,
+ return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt,
noack);
}
{
struct wpa_driver_nl80211_data *drv = bss->drv;
- if (!drv->device_ap_sme &&
+ /*
+ * 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;
+
+ 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, 0);
- else
+ else if (drv->use_monitor)
nl80211_remove_monitor_interface(drv);
+ else
+ nl80211_mgmt_unsubscribe(bss);
+
bss->beacon_set = 0;
}
int res;
int qos = flags & WPA_STA_WMM;
- if (drv->device_ap_sme || drv->data_tx_status)
+ 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 +
pos += 2;
memcpy(pos, data, data_len);
- res = wpa_driver_nl80211_send_frame(drv, (u8 *) hdr, len, encrypt, 0);
+ res = wpa_driver_nl80211_send_frame(bss, (u8 *) hdr, len, encrypt, 0);
if (res < 0) {
wpa_printf(MSG_ERROR, "i802_send_eapol - packet len: %lu - "
"failed: %d (%s)",
}
if (is_ap_interface(nlmode)) {
+ nl80211_mgmt_unsubscribe(bss);
/* Setup additional AP mode functionality if needed */
if (nl80211_setup_ap(bss))
return -1;
} else if (was_ap) {
/* Remove additional AP mode functionality */
nl80211_teardown_ap(bss);
+ } else {
+ nl80211_mgmt_unsubscribe(bss);
}
- if (!ret && is_p2p_interface(drv->nlmode)) {
- nl80211_disable_11b_rates(drv, drv->ifindex, 1);
- drv->disabled_11b_rates = 1;
- } else if (!ret && drv->disabled_11b_rates) {
- nl80211_disable_11b_rates(drv, drv->ifindex, 0);
- drv->disabled_11b_rates = 0;
- }
+ if (!is_ap_interface(nlmode) &&
+ nl80211_mgmt_subscribe_non_ap(bss) < 0)
+ wpa_printf(MSG_DEBUG, "nl80211: Failed to register Action "
+ "frame processing - ignore for now");
return 0;
}
if (nl_create_handles(&bss->nl_preq, drv->global->nl_cb, "preq"))
return -1;
- if (nl80211_register_frame(drv, bss->nl_preq.handle,
+ if (nl80211_register_frame(bss, bss->nl_preq.handle,
(WLAN_FC_TYPE_MGMT << 2) |
(WLAN_FC_STYPE_PROBE_REQ << 4),
NULL, 0) < 0)
goto out_err;
eloop_register_read_sock(nl_socket_get_fd(bss->nl_preq.handle),
- wpa_driver_nl80211_event_receive, drv->nl_cb,
+ wpa_driver_nl80211_event_receive, bss->nl_cb,
bss->nl_preq.handle);
return 0;
int encrypt)
{
struct i802_bss *bss = priv;
- struct wpa_driver_nl80211_data *drv = bss->drv;
- return wpa_driver_nl80211_send_frame(drv, data, data_len, encrypt, 0);
+ return wpa_driver_nl80211_send_frame(bss, data, data_len, encrypt, 0);
}
projects / mech_eap.git / commitdiff