Lines Matching full:query
2 * Generic advertisement service (GAS) query
26 /** GAS query timeout in seconds */
29 /* GAS query wait-time / duration in ms */
36 * struct gas_query_pending - Pending GAS query
64 * struct gas_query - Internal GAS query data
81 struct gas_query_pending *query);
96 * gas_query_init - Initialize GAS query component
98 * Returns: Pointer to GAS query data or %NULL on failure
138 static void gas_query_free(struct gas_query_pending *query, int del_list) in gas_query_free() argument
140 struct gas_query *gas = query->gas; in gas_query_free()
143 dl_list_del(&query->list); in gas_query_free()
145 if (gas->work && gas->work->ctx == query) { in gas_query_free()
150 eloop_cancel_timeout(gas_query_tx_comeback_timeout, gas, query); in gas_query_free()
151 eloop_cancel_timeout(gas_query_timeout, gas, query); in gas_query_free()
152 eloop_cancel_timeout(gas_query_rx_comeback_timeout, gas, query); in gas_query_free()
154 wpabuf_free(query->req); in gas_query_free()
155 wpabuf_free(query->adv_proto); in gas_query_free()
156 wpabuf_free(query->resp); in gas_query_free()
157 os_free(query); in gas_query_free()
162 struct gas_query_pending *query, in gas_query_done() argument
167 MAC2STR(query->addr), query->dialog_token, query->freq, in gas_query_done()
168 query->status_code, gas_result_txt(result)); in gas_query_done()
169 if (gas->current == query) in gas_query_done()
171 if (query->offchannel_tx_started) in gas_query_done()
173 dl_list_del(&query->list); in gas_query_done()
174 query->cb(query->ctx, query->addr, query->dialog_token, result, in gas_query_done()
175 query->adv_proto, query->resp, query->status_code); in gas_query_done()
176 gas_query_free(query, 0); in gas_query_done()
181 * gas_query_deinit - Deinitialize GAS query component
182 * @gas: GAS query data from gas_query_init()
186 struct gas_query_pending *query, *next; in gas_query_deinit() local
191 dl_list_for_each_safe(query, next, &gas->pending, in gas_query_deinit()
193 gas_query_done(gas, query, GAS_QUERY_DELETED_AT_DEINIT); in gas_query_deinit()
218 static int gas_query_append(struct gas_query_pending *query, const u8 *data, in gas_query_append() argument
221 if (wpabuf_resize(&query->resp, len) < 0) { in gas_query_append()
225 wpabuf_put_data(query->resp, data, len); in gas_query_append()
236 struct gas_query_pending *query; in gas_query_tx_status() local
242 MACSTR " result=%d - no query in progress", in gas_query_tx_status()
247 query = gas->current; in gas_query_tx_status()
249 dur = ms_from_time(&query->last_oper); in gas_query_tx_status()
251 " result=%d query=%p dialog_token=%u dur=%d ms", in gas_query_tx_status()
252 freq, MAC2STR(dst), result, query, query->dialog_token, dur); in gas_query_tx_status()
253 if (!ether_addr_equal(dst, query->addr)) { in gas_query_tx_status()
257 os_get_reltime(&query->last_oper); in gas_query_tx_status()
261 eloop_cancel_timeout(gas_query_timeout, gas, query); in gas_query_tx_status()
265 gas_query_timeout, gas, query); in gas_query_tx_status()
268 gas_query_timeout, gas, query); in gas_query_tx_status()
270 if (query->wait_comeback && !query->retry) { in gas_query_tx_status()
272 gas, query); in gas_query_tx_status()
275 gas_query_rx_comeback_timeout, gas, query); in gas_query_tx_status()
279 eloop_cancel_timeout(gas_query_timeout, gas, query); in gas_query_tx_status()
280 eloop_register_timeout(0, 0, gas_query_timeout, gas, query); in gas_query_tx_status()
285 static int gas_query_tx(struct gas_query *gas, struct gas_query_pending *query, in gas_query_tx() argument
288 int res, prot = pmf_in_use(gas->wpa_s, query->addr); in gas_query_tx()
296 MAC2STR(query->addr), (unsigned int) wpabuf_len(req), in gas_query_tx()
297 query->freq, prot, MAC2STR(query->sa)); in gas_query_tx()
302 os_get_reltime(&query->last_oper); in gas_query_tx()
306 if (!query->wildcard_bssid && in gas_query_tx()
310 ether_addr_equal(query->addr, gas->wpa_s->bssid)))) in gas_query_tx()
311 bssid = query->addr; in gas_query_tx()
315 res = offchannel_send_action(gas->wpa_s, query->freq, query->addr, in gas_query_tx()
316 query->sa, bssid, wpabuf_head(req), in gas_query_tx()
321 query->offchannel_tx_started = 1; in gas_query_tx()
327 struct gas_query_pending *query) in gas_query_tx_comeback_req() argument
332 req = gas_build_comeback_req(query->dialog_token); in gas_query_tx_comeback_req()
334 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR); in gas_query_tx_comeback_req()
338 wait_time = (query->retry || !query->offchannel_tx_started) ? in gas_query_tx_comeback_req()
341 if (gas_query_tx(gas, query, req, wait_time) < 0) { in gas_query_tx_comeback_req()
343 MACSTR, MAC2STR(query->addr)); in gas_query_tx_comeback_req()
344 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR); in gas_query_tx_comeback_req()
354 struct gas_query_pending *query = user_ctx; in gas_query_rx_comeback_timeout() local
359 query->retry); in gas_query_rx_comeback_timeout()
360 if (gas->current != query || query->retry) in gas_query_rx_comeback_timeout()
362 dialog_token = gas_query_new_dialog_token(gas, query->addr); in gas_query_rx_comeback_timeout()
366 "GAS: Retry GAS query due to comeback response timeout"); in gas_query_rx_comeback_timeout()
367 query->retry = 1; in gas_query_rx_comeback_timeout()
368 query->dialog_token = dialog_token; in gas_query_rx_comeback_timeout()
369 *(wpabuf_mhead_u8(query->req) + 2) = dialog_token; in gas_query_rx_comeback_timeout()
370 query->wait_comeback = 0; in gas_query_rx_comeback_timeout()
371 query->next_frag_id = 0; in gas_query_rx_comeback_timeout()
372 wpabuf_free(query->adv_proto); in gas_query_rx_comeback_timeout()
373 query->adv_proto = NULL; in gas_query_rx_comeback_timeout()
374 eloop_cancel_timeout(gas_query_tx_comeback_timeout, gas, query); in gas_query_rx_comeback_timeout()
375 eloop_cancel_timeout(gas_query_timeout, gas, query); in gas_query_rx_comeback_timeout()
376 gas_query_tx_initial_req(gas, query); in gas_query_rx_comeback_timeout()
383 struct gas_query_pending *query = user_ctx; in gas_query_tx_comeback_timeout() local
386 MAC2STR(query->addr)); in gas_query_tx_comeback_timeout()
387 gas_query_tx_comeback_req(gas, query); in gas_query_tx_comeback_timeout()
392 struct gas_query_pending *query, in gas_query_tx_comeback_req_delay() argument
397 if (comeback_delay > 1 && query->offchannel_tx_started) { in gas_query_tx_comeback_req_delay()
399 query->offchannel_tx_started = 0; in gas_query_tx_comeback_req_delay()
405 " in %u secs %u usecs", MAC2STR(query->addr), secs, usecs); in gas_query_tx_comeback_req_delay()
406 eloop_cancel_timeout(gas_query_tx_comeback_timeout, gas, query); in gas_query_tx_comeback_req_delay()
408 gas, query); in gas_query_tx_comeback_req_delay()
413 struct gas_query_pending *query, in gas_query_rx_initial() argument
419 MAC2STR(query->addr), query->dialog_token, comeback_delay); in gas_query_rx_initial()
421 query->adv_proto = wpabuf_alloc_copy(adv_proto, adv_proto_len); in gas_query_rx_initial()
422 if (query->adv_proto == NULL) { in gas_query_rx_initial()
423 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR); in gas_query_rx_initial()
428 eloop_cancel_timeout(gas_query_timeout, gas, query); in gas_query_rx_initial()
429 query->wait_comeback = 1; in gas_query_rx_initial()
430 gas_query_tx_comeback_req_delay(gas, query, comeback_delay); in gas_query_rx_initial()
434 /* Query was completed without comeback mechanism */ in gas_query_rx_initial()
435 if (gas_query_append(query, resp, len) < 0) { in gas_query_rx_initial()
436 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR); in gas_query_rx_initial()
440 gas_query_done(gas, query, GAS_QUERY_SUCCESS); in gas_query_rx_initial()
445 struct gas_query_pending *query, in gas_query_rx_comeback() argument
453 MAC2STR(query->addr), query->dialog_token, frag_id, in gas_query_rx_comeback()
455 eloop_cancel_timeout(gas_query_rx_comeback_timeout, gas, query); in gas_query_rx_comeback()
457 if (adv_proto_len != wpabuf_len(query->adv_proto) || in gas_query_rx_comeback()
458 os_memcmp(adv_proto, wpabuf_head(query->adv_proto), in gas_query_rx_comeback()
459 wpabuf_len(query->adv_proto)) != 0) { in gas_query_rx_comeback()
462 MACSTR, MAC2STR(query->addr)); in gas_query_rx_comeback()
463 gas_query_done(gas, query, GAS_QUERY_PEER_ERROR); in gas_query_rx_comeback()
471 "from " MACSTR, MAC2STR(query->addr)); in gas_query_rx_comeback()
472 gas_query_done(gas, query, GAS_QUERY_PEER_ERROR); in gas_query_rx_comeback()
475 gas_query_tx_comeback_req_delay(gas, query, comeback_delay); in gas_query_rx_comeback()
479 if (frag_id != query->next_frag_id) { in gas_query_rx_comeback()
481 "from " MACSTR, MAC2STR(query->addr)); in gas_query_rx_comeback()
482 if (frag_id + 1 == query->next_frag_id) { in gas_query_rx_comeback()
487 gas_query_done(gas, query, GAS_QUERY_PEER_ERROR); in gas_query_rx_comeback()
490 query->next_frag_id++; in gas_query_rx_comeback()
492 if (gas_query_append(query, resp, len) < 0) { in gas_query_rx_comeback()
493 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR); in gas_query_rx_comeback()
498 gas_query_tx_comeback_req(gas, query); in gas_query_rx_comeback()
502 gas_query_done(gas, query, GAS_QUERY_SUCCESS); in gas_query_rx_comeback()
508 * @gas: GAS query data from gas_query_init()
522 struct gas_query_pending *query; in gas_query_rx() local
552 query = gas_query_get_pending(gas, sa, dialog_token); in gas_query_rx()
553 if (query == NULL) { in gas_query_rx()
554 wpa_printf(MSG_DEBUG, "GAS: No pending query found for " MACSTR in gas_query_rx()
560 ms_from_time(&query->last_oper), MAC2STR(sa)); in gas_query_rx()
562 if (query->wait_comeback && action == WLAN_PA_GAS_INITIAL_RESP) { in gas_query_rx()
569 if (!query->wait_comeback && action == WLAN_PA_GAS_COMEBACK_RESP) { in gas_query_rx()
576 query->status_code = WPA_GET_LE16(pos); in gas_query_rx()
579 if (query->status_code == WLAN_STATUS_QUERY_RESP_OUTSTANDING && in gas_query_rx()
582 } else if (query->status_code != WLAN_STATUS_SUCCESS) { in gas_query_rx()
583 wpa_printf(MSG_DEBUG, "GAS: Query to " MACSTR " dialog token " in gas_query_rx()
585 MAC2STR(sa), dialog_token, query->status_code); in gas_query_rx()
586 gas_query_done(gas, query, GAS_QUERY_FAILURE); in gas_query_rx()
628 /* Query Response Length */ in gas_query_rx()
638 wpa_printf(MSG_DEBUG, "GAS: Truncated Query Response in " in gas_query_rx()
645 "after Query Response from " MACSTR, in gas_query_rx()
650 gas_query_rx_comeback(gas, query, adv_proto, adv_proto_len, in gas_query_rx()
654 gas_query_rx_initial(gas, query, adv_proto, adv_proto_len, in gas_query_rx()
664 struct gas_query_pending *query = user_ctx; in gas_query_timeout() local
666 wpa_printf(MSG_DEBUG, "GAS: No response received for query to " MACSTR in gas_query_timeout()
668 MAC2STR(query->addr), query->dialog_token); in gas_query_timeout()
669 gas_query_done(gas, query, GAS_QUERY_TIMEOUT); in gas_query_timeout()
689 struct gas_query_pending *query = work->ctx; in gas_query_start_cb() local
690 struct gas_query *gas = query->gas; in gas_query_start_cb()
696 gas_query_done(gas, query, GAS_QUERY_DELETED_AT_DEINIT); in gas_query_start_cb()
700 gas_query_free(query, 1); in gas_query_start_cb()
704 if (!query->maintain_addr && !wpa_s->conf->gas_rand_mac_addr) { in gas_query_start_cb()
708 gas_query_free(query, 1); in gas_query_start_cb()
712 os_memcpy(query->sa, wpa_s->own_addr, ETH_ALEN); in gas_query_start_cb()
716 gas_query_tx_initial_req(gas, query); in gas_query_start_cb()
721 struct gas_query_pending *query) in gas_query_tx_initial_req() argument
723 if (gas_query_tx(gas, query, query->req, in gas_query_tx_initial_req()
726 MACSTR, MAC2STR(query->addr)); in gas_query_tx_initial_req()
727 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR); in gas_query_tx_initial_req()
730 gas->current = query; in gas_query_tx_initial_req()
732 wpa_printf(MSG_DEBUG, "GAS: Starting query timeout for dialog token %u", in gas_query_tx_initial_req()
733 query->dialog_token); in gas_query_tx_initial_req()
735 gas_query_timeout, gas, query); in gas_query_tx_initial_req()
763 struct gas_query_pending *query) in gas_query_set_sa() argument
768 if (query->maintain_addr || in gas_query_set_sa()
777 query->maintain_addr ? " (maintain_addr)" : "", in gas_query_set_sa()
785 os_memcpy(query->sa, wpa_s->own_addr, ETH_ALEN); in gas_query_set_sa()
798 os_memcpy(query->sa, gas->rand_addr, ETH_ALEN); in gas_query_set_sa()
817 os_memcpy(query->sa, gas->rand_addr, ETH_ALEN); in gas_query_set_sa()
826 * gas_query_req - Request a GAS query
827 * @gas: GAS query data from gas_query_init()
828 * @dst: Destination MAC address for the query
829 * @freq: Frequency (in MHz) for the channel on which to send the query
833 * @req: GAS query payload (to be freed by gas_query module in case of success
835 * @cb: Callback function for reporting GAS query result and response
847 struct gas_query_pending *query; in gas_query_req() local
857 query = os_zalloc(sizeof(*query)); in gas_query_req()
858 if (query == NULL) in gas_query_req()
861 query->gas = gas; in gas_query_req()
862 query->maintain_addr = !!maintain_addr; in gas_query_req()
863 if (gas_query_set_sa(gas, query)) { in gas_query_req()
864 os_free(query); in gas_query_req()
867 os_memcpy(query->addr, dst, ETH_ALEN); in gas_query_req()
868 query->dialog_token = dialog_token; in gas_query_req()
869 query->wildcard_bssid = !!wildcard_bssid; in gas_query_req()
870 query->freq = freq; in gas_query_req()
871 query->cb = cb; in gas_query_req()
872 query->ctx = ctx; in gas_query_req()
873 query->req = req; in gas_query_req()
874 dl_list_add(&gas->pending, &query->list); in gas_query_req()
880 MAC2STR(query->addr), query->dialog_token, query->freq); in gas_query_req()
882 if (radio_add_work(gas->wpa_s, freq, "gas-query", 0, gas_query_start_cb, in gas_query_req()
883 query) < 0) { in gas_query_req()
884 query->req = NULL; /* caller will free this in error case */ in gas_query_req()
885 gas_query_free(query, 1); in gas_query_req()
895 struct gas_query_pending *query; in gas_query_stop() local
897 dl_list_for_each(query, &gas->pending, struct gas_query_pending, list) { in gas_query_stop()
898 if (query->dialog_token == dialog_token) { in gas_query_stop()
902 * reference to the soon to be freed query. in gas_query_stop()
906 radio_remove_pending_work(gas->wpa_s, query); in gas_query_stop()
908 gas_query_done(gas, query, GAS_QUERY_STOPPED); in gas_query_stop()