WPS 2.0: Provide (Re)Association Response WPS IE to driver
[libeap.git] / wpa_supplicant / p2p_supplicant.c
index 8b1d5c4..da90c28 100644 (file)
@@ -445,15 +445,17 @@ static void wpas_group_formation_completed(struct wpa_supplicant *wpa_s,
                char psk[65];
                wpa_snprintf_hex(psk, sizeof(psk), ssid->psk, 32);
                wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
-                       "%s GO ssid=\"%s\" psk=%s go_dev_addr=" MACSTR "%s",
-                       wpa_s->ifname, ssid_txt, psk, MAC2STR(go_dev_addr),
+                       "%s GO ssid=\"%s\" freq=%d psk=%s go_dev_addr=" MACSTR
+                       "%s",
+                       wpa_s->ifname, ssid_txt, ssid->frequency, psk,
+                       MAC2STR(go_dev_addr),
                        persistent ? " [PERSISTENT]" : "");
                wpas_p2p_cross_connect_setup(wpa_s);
        } else {
                wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
-                       "%s GO ssid=\"%s\" passphrase=\"%s\" go_dev_addr="
-                       MACSTR "%s",
-                       wpa_s->ifname, ssid_txt,
+                       "%s GO ssid=\"%s\" freq=%d passphrase=\"%s\" "
+                       "go_dev_addr=" MACSTR "%s",
+                       wpa_s->ifname, ssid_txt, ssid->frequency,
                        ssid && ssid->passphrase ? ssid->passphrase : "",
                        MAC2STR(go_dev_addr),
                        persistent ? " [PERSISTENT]" : "");
@@ -475,6 +477,9 @@ static void wpas_send_action_cb(void *eloop_ctx, void *timeout_ctx)
 
        without_roc = wpa_s->pending_action_without_roc;
        wpa_s->pending_action_without_roc = 0;
+       wpa_printf(MSG_DEBUG, "P2P: Send Action callback (without_roc=%d "
+                  "pending_action_tx=%p)",
+                  without_roc, wpa_s->pending_action_tx);
 
        if (wpa_s->pending_action_tx == NULL)
                return;
@@ -609,8 +614,9 @@ static int wpas_send_action(void *ctx, unsigned int freq, const u8 *dst,
        struct wpa_supplicant *wpa_s = ctx;
 
        wpa_printf(MSG_DEBUG, "P2P: Send action frame: freq=%d dst=" MACSTR
-                  " src=" MACSTR " bssid=" MACSTR,
-                  freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid));
+                  " src=" MACSTR " bssid=" MACSTR " len=%d",
+                  freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
+                  (int) len);
 
        if (wpa_s->pending_action_tx) {
                wpa_printf(MSG_DEBUG, "P2P: Dropped pending Action frame TX "
@@ -618,8 +624,11 @@ static int wpas_send_action(void *ctx, unsigned int freq, const u8 *dst,
                wpabuf_free(wpa_s->pending_action_tx);
        }
        wpa_s->pending_action_tx = wpabuf_alloc(len);
-       if (wpa_s->pending_action_tx == NULL)
+       if (wpa_s->pending_action_tx == NULL) {
+               wpa_printf(MSG_DEBUG, "P2P: Failed to allocate Action frame "
+                          "TX buffer (len=%llu)", (unsigned long long) len);
                return -1;
+       }
        wpabuf_put_data(wpa_s->pending_action_tx, buf, len);
        os_memcpy(wpa_s->pending_action_src, src, ETH_ALEN);
        os_memcpy(wpa_s->pending_action_dst, dst, ETH_ALEN);
@@ -627,7 +636,8 @@ static int wpas_send_action(void *ctx, unsigned int freq, const u8 *dst,
        wpa_s->pending_action_freq = freq;
 
        if (wpa_s->off_channel_freq == freq || freq == 0) {
-               /* Already on requested channel; send immediately */
+               wpa_printf(MSG_DEBUG, "P2P: Already on requested channel; "
+                          "send Action frame immediately");
                /* TODO: Would there ever be need to extend the current
                 * duration on the channel? */
                wpa_s->pending_action_without_roc = 1;
@@ -690,6 +700,8 @@ static int wpas_copy_go_neg_results(struct wpa_supplicant *wpa_s,
 static void wpas_start_wps_enrollee(struct wpa_supplicant *wpa_s,
                                    struct p2p_go_neg_results *res)
 {
+       wpa_hexdump_ascii(MSG_DEBUG, "P2P: Start WPS Enrollee for SSID",
+                         res->ssid, res->ssid_len);
        wpa_supplicant_ap_deinit(wpa_s);
        wpas_copy_go_neg_results(wpa_s, res);
        if (res->wps_method == WPS_PBC)
@@ -715,10 +727,11 @@ static void p2p_go_configured(void *ctx, void *data)
        if (ssid && ssid->mode == WPAS_MODE_P2P_GO) {
                wpa_printf(MSG_DEBUG, "P2P: Group setup without provisioning");
                wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
-                       "%s GO ssid=\"%s\" passphrase=\"%s\" go_dev_addr="
-                       MACSTR "%s",
+                       "%s GO ssid=\"%s\" freq=%d passphrase=\"%s\" "
+                       "go_dev_addr=" MACSTR "%s",
                        wpa_s->ifname,
                        wpa_ssid_txt(ssid->ssid, ssid->ssid_len),
+                       ssid->frequency,
                        params->passphrase ? params->passphrase : "",
                        MAC2STR(wpa_s->parent->own_addr),
                        params->persistent_group ? " [PERSISTENT]" : "");
@@ -972,9 +985,9 @@ void wpas_go_neg_completed(void *ctx, struct p2p_go_neg_results *res)
        eloop_cancel_timeout(wpas_p2p_long_listen_timeout, wpa_s, NULL);
 
        eloop_cancel_timeout(wpas_p2p_group_formation_timeout, wpa_s, NULL);
-       /* TODO: add peer Config Timeout */
-       eloop_register_timeout(15, 0, wpas_p2p_group_formation_timeout, wpa_s,
-                              NULL);
+       eloop_register_timeout(15 + res->peer_config_timeout / 100,
+                              (res->peer_config_timeout % 100) * 10000,
+                              wpas_p2p_group_formation_timeout, wpa_s, NULL);
 }
 
 
@@ -1008,7 +1021,7 @@ static int wpas_start_listen(void *ctx, unsigned int freq,
 {
        struct wpa_supplicant *wpa_s = ctx;
 
-       wpa_drv_set_ap_wps_ie(wpa_s, NULL, probe_resp_ie);
+       wpa_drv_set_ap_wps_ie(wpa_s, NULL, probe_resp_ie, NULL);
 
        if (wpa_drv_probe_req_report(wpa_s, 1) < 0) {
                wpa_printf(MSG_DEBUG, "P2P: Failed to request the driver to "
@@ -1701,6 +1714,15 @@ void wpas_prov_disc_resp(void *ctx, const u8 *peer, u16 config_methods)
        else if (config_methods & WPS_CONFIG_PUSHBUTTON)
                wpa_msg(wpa_s, MSG_INFO, P2P_EVENT_PROV_DISC_PBC_RESP MACSTR,
                        MAC2STR(peer));
+
+       if (wpa_s->pending_pd_before_join &&
+           (os_memcmp(peer, wpa_s->pending_join_dev_addr, ETH_ALEN) == 0 ||
+            os_memcmp(peer, wpa_s->pending_join_iface_addr, ETH_ALEN) == 0)) {
+               wpa_s->pending_pd_before_join = 0;
+               wpa_printf(MSG_DEBUG, "P2P: Starting pending "
+                          "join-existing-group operation");
+               wpas_p2p_join_start(wpa_s);
+       }
 }
 
 
@@ -1813,7 +1835,7 @@ static void wpas_invitation_received(void *ctx, const u8 *sa, const u8 *bssid,
                if (s) {
                        wpas_p2p_group_add_persistent(
                                wpa_s, s, s->mode == WPAS_MODE_P2P_GO, 0);
-               } else {
+               } else if (bssid) {
                        wpas_p2p_join(wpa_s, bssid, go_dev_addr,
                                      wpa_s->p2p_wps_method);
                }
@@ -1927,16 +1949,24 @@ static int wpas_p2p_setup_channels(struct wpa_supplicant *wpa_s,
 
                /* Operating class 81 - 2.4 GHz band channels 1..13 */
                p2p->channels.reg_class[cla].reg_class = 81;
+#if 0
                p2p->channels.reg_class[cla].channels = 13;
                for (i = 0; i < 13; i++)
                        p2p->channels.reg_class[cla].channel[i] = i + 1;
+#else
+               p2p->channels.reg_class[cla].channels = 11;
+               for (i = 0; i < 11; i++)
+                       p2p->channels.reg_class[cla].channel[i] = i + 1;
+#endif
                cla++;
 
+#if 0
                /* Operating class 82 - 2.4 GHz band channel 14 */
                p2p->channels.reg_class[cla].reg_class = 82;
                p2p->channels.reg_class[cla].channels = 1;
                p2p->channels.reg_class[cla].channel[0] = 14;
                cla++;
+#endif
 
 #if 0
                /* Operating class 83 - 2.4 GHz band channels 1..9; 40 MHz */
@@ -2171,6 +2201,8 @@ int wpas_p2p_init(struct wpa_global *global, struct wpa_supplicant *wpa_s)
                          p2p.ssid_postfix_len);
        }
 
+       p2p.p2p_intra_bss = wpa_s->conf->p2p_intra_bss;
+
        global->p2p = p2p_init(&p2p);
        if (global->p2p == NULL)
                return -1;
@@ -2243,6 +2275,15 @@ void wpas_p2p_deinit_global(struct wpa_global *global)
                os_free(ifname);
        }
 
+       /*
+        * Deinit GO data on any possibly remaining interface (if main
+        * interface is used as GO).
+        */
+       for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
+               if (wpa_s->ap_iface)
+                       wpas_p2p_group_deinit(wpa_s);
+       }
+
        p2p_deinit(global->p2p);
        global->p2p = NULL;
 }
@@ -2291,6 +2332,7 @@ static void wpas_p2p_scan_res_join(struct wpa_supplicant *wpa_s,
                                   struct wpa_scan_results *scan_res)
 {
        struct wpa_bss *bss;
+       int freq;
 
        eloop_cancel_timeout(wpas_p2p_join_scan, wpa_s, NULL);
 
@@ -2303,14 +2345,25 @@ static void wpas_p2p_scan_res_join(struct wpa_supplicant *wpa_s,
        if (scan_res)
                wpas_p2p_scan_res_handler(wpa_s, scan_res);
 
+       freq = p2p_get_oper_freq(wpa_s->global->p2p,
+                                wpa_s->pending_join_iface_addr);
+       if (freq >= 0) {
+               wpa_printf(MSG_DEBUG, "P2P: Target GO operating frequency "
+                          "from P2P peer table: %d MHz", freq);
+       }
        bss = wpa_bss_get_bssid(wpa_s, wpa_s->pending_join_iface_addr);
        if (bss) {
+               freq = bss->freq;
+               wpa_printf(MSG_DEBUG, "P2P: Target GO operating frequency "
+                          "from BSS table: %d MHz", freq);
+       }
+       if (freq > 0) {
                u16 method;
 
                wpa_printf(MSG_DEBUG, "P2P: Send Provision Discovery Request "
                           "prior to joining an existing group (GO " MACSTR
                           " freq=%u MHz)",
-                          MAC2STR(wpa_s->pending_join_dev_addr), bss->freq);
+                          MAC2STR(wpa_s->pending_join_dev_addr), freq);
                wpa_s->pending_pd_before_join = 1;
 
                switch (wpa_s->pending_join_wps_method) {
@@ -2453,6 +2506,15 @@ static int wpas_p2p_join_start(struct wpa_supplicant *wpa_s)
        res.wps_method = wpa_s->pending_join_wps_method;
        wpas_start_wps_enrollee(group, &res);
 
+       /*
+        * Allow a longer timeout for join-a-running-group than normal 15
+        * second group formation timeout since the GO may not have authorized
+        * our connection yet.
+        */
+       eloop_cancel_timeout(wpas_p2p_group_formation_timeout, wpa_s, NULL);
+       eloop_register_timeout(60, 0, wpas_p2p_group_formation_timeout,
+                              wpa_s, NULL);
+
        return 0;
 }
 
@@ -2633,6 +2695,9 @@ static int wpas_p2p_listen_start(struct wpa_supplicant *wpa_s,
 void wpas_p2p_cancel_remain_on_channel_cb(struct wpa_supplicant *wpa_s,
                                          unsigned int freq)
 {
+       wpa_printf(MSG_DEBUG, "P2P: Cancel remain-on-channel callback "
+                  "(p2p_long_listen=%d pending_action_tx=%p)",
+                  wpa_s->p2p_long_listen, wpa_s->pending_action_tx);
        wpa_s->off_channel_freq = 0;
        if (p2p_listen_end(wpa_s->global->p2p, freq) > 0)
                return; /* P2P module started a new operation */
@@ -2955,9 +3020,22 @@ int wpas_p2p_scan_result_text(const u8 *ies, size_t ies_len, char *buf,
 }
 
 
+static void wpas_p2p_clear_pending_action_tx(struct wpa_supplicant *wpa_s)
+{
+       if (!wpa_s->pending_action_tx)
+               return;
+
+       wpa_printf(MSG_DEBUG, "P2P: Drop pending Action TX due to new "
+                  "operation request");
+       wpabuf_free(wpa_s->pending_action_tx);
+       wpa_s->pending_action_tx = NULL;
+}
+
+
 int wpas_p2p_find(struct wpa_supplicant *wpa_s, unsigned int timeout,
                  enum p2p_discovery_type type)
 {
+       wpas_p2p_clear_pending_action_tx(wpa_s);
        wpa_s->p2p_long_listen = 0;
 
        return p2p_find(wpa_s->global->p2p, timeout, type);
@@ -2966,6 +3044,7 @@ int wpas_p2p_find(struct wpa_supplicant *wpa_s, unsigned int timeout,
 
 void wpas_p2p_stop_find(struct wpa_supplicant *wpa_s)
 {
+       wpas_p2p_clear_pending_action_tx(wpa_s);
        wpa_s->p2p_long_listen = 0;
        eloop_cancel_timeout(wpas_p2p_join_scan, wpa_s, NULL);
 
@@ -2986,6 +3065,8 @@ int wpas_p2p_listen(struct wpa_supplicant *wpa_s, unsigned int timeout)
 {
        int res;
 
+       wpas_p2p_clear_pending_action_tx(wpa_s);
+
        if (timeout == 0) {
                /*
                 * This is a request for unlimited Listen state. However, at
@@ -3019,6 +3100,8 @@ int wpas_p2p_assoc_req_ie(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
                return -1;
        if (wpa_s->global->p2p == NULL)
                return -1;
+       if (bss == NULL)
+               return -1;
 
        p2p_ie = wpa_bss_get_vendor_ie_multi(bss, P2P_IE_VENDOR_TYPE);
        ret = p2p_assoc_req_ie(wpa_s->global->p2p, bss->bssid, buf, len,
@@ -3191,15 +3274,16 @@ void wpas_p2p_completed(struct wpa_supplicant *wpa_s)
                char psk[65];
                wpa_snprintf_hex(psk, sizeof(psk), ssid->psk, 32);
                wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
-                       "%s client ssid=\"%s\" psk=%s go_dev_addr=" MACSTR
-                       "%s",
-                       wpa_s->ifname, ssid_txt, psk, MAC2STR(go_dev_addr),
+                       "%s client ssid=\"%s\" freq=%d psk=%s go_dev_addr="
+                       MACSTR "%s",
+                       wpa_s->ifname, ssid_txt, ssid->frequency, psk,
+                       MAC2STR(go_dev_addr),
                        persistent ? " [PERSISTENT]" : "");
        } else {
                wpa_msg(wpa_s->parent, MSG_INFO, P2P_EVENT_GROUP_STARTED
-                       "%s client ssid=\"%s\" passphrase=\"%s\" go_dev_addr="
-                       MACSTR "%s",
-                       wpa_s->ifname, ssid_txt,
+                       "%s client ssid=\"%s\" freq=%d passphrase=\"%s\" "
+                       "go_dev_addr=" MACSTR "%s",
+                       wpa_s->ifname, ssid_txt, ssid->frequency,
                        ssid->passphrase ? ssid->passphrase : "",
                        MAC2STR(go_dev_addr),
                        persistent ? " [PERSISTENT]" : "");
@@ -3259,6 +3343,9 @@ void wpas_p2p_update_config(struct wpa_supplicant *wpa_s)
        if (p2p == NULL)
                return;
 
+       if (!(wpa_s->drv_flags & WPA_DRIVER_FLAGS_P2P_CAPABLE))
+               return;
+
        if (wpa_s->conf->changed_parameters & CFG_CHANGED_DEVICE_NAME)
                p2p_set_dev_name(p2p, wpa_s->conf->device_name);
 
@@ -3310,6 +3397,9 @@ void wpas_p2p_update_config(struct wpa_supplicant *wpa_s)
                                     os_strlen(wpa_s->conf->p2p_ssid_postfix) :
                                     0);
        }
+
+       if (wpa_s->conf->changed_parameters & CFG_CHANGED_P2P_INTRA_BSS)
+               p2p_set_intra_bss_dist(p2p, wpa_s->conf->p2p_intra_bss);
 }
 
 
@@ -3453,3 +3543,16 @@ static void wpas_p2p_cross_connect_setup(struct wpa_supplicant *wpa_s)
                break;
        }
 }
+
+
+int wpas_p2p_notif_pbc_overlap(struct wpa_supplicant *wpa_s)
+{
+       if (wpa_s->p2p_group_interface != P2P_GROUP_INTERFACE_CLIENT &&
+           !wpa_s->p2p_in_provisioning)
+               return 0; /* not P2P client operation */
+
+       wpa_printf(MSG_DEBUG, "P2P: Terminate connection due to WPS PBC "
+                  "session overlap");
+       wpas_group_formation_completed(wpa_s, 0);
+       return 1;
+}