Lines Matching refs:query
2 * Generic advertisement service (GAS) query
25 /** GAS query timeout in seconds */
28 /* GAS query wait-time / duration in ms */
33 * struct gas_query_pending - Pending GAS query
58 * struct gas_query - Internal GAS query data
72 struct gas_query_pending *query);
87 * gas_query_init - Initialize GAS query component
89 * Returns: Pointer to GAS query data or %NULL on failure
129 static void gas_query_free(struct gas_query_pending *query, int del_list)
131 struct gas_query *gas = query->gas;
134 dl_list_del(&query->list);
136 if (gas->work && gas->work->ctx == query) {
141 wpabuf_free(query->req);
142 wpabuf_free(query->adv_proto);
143 wpabuf_free(query->resp);
144 os_free(query);
149 struct gas_query_pending *query,
154 MAC2STR(query->addr), query->dialog_token, query->freq,
155 query->status_code, gas_result_txt(result));
156 if (gas->current == query)
158 if (query->offchannel_tx_started)
160 eloop_cancel_timeout(gas_query_tx_comeback_timeout, gas, query);
161 eloop_cancel_timeout(gas_query_timeout, gas, query);
162 eloop_cancel_timeout(gas_query_rx_comeback_timeout, gas, query);
163 dl_list_del(&query->list);
164 query->cb(query->ctx, query->addr, query->dialog_token, result,
165 query->adv_proto, query->resp, query->status_code);
166 gas_query_free(query, 0);
171 * gas_query_deinit - Deinitialize GAS query component
172 * @gas: GAS query data from gas_query_init()
176 struct gas_query_pending *query, *next;
181 dl_list_for_each_safe(query, next, &gas->pending,
183 gas_query_done(gas, query, GAS_QUERY_DELETED_AT_DEINIT);
202 static int gas_query_append(struct gas_query_pending *query, const u8 *data,
205 if (wpabuf_resize(&query->resp, len) < 0) {
209 wpabuf_put_data(query->resp, data, len);
220 struct gas_query_pending *query;
226 MACSTR " result=%d - no query in progress",
231 query = gas->current;
233 dur = ms_from_time(&query->last_oper);
235 " result=%d query=%p dialog_token=%u dur=%d ms",
236 freq, MAC2STR(dst), result, query, query->dialog_token, dur);
237 if (os_memcmp(dst, query->addr, ETH_ALEN) != 0) {
241 os_get_reltime(&query->last_oper);
244 eloop_cancel_timeout(gas_query_timeout, gas, query);
246 gas_query_timeout, gas, query);
247 if (query->wait_comeback && !query->retry) {
249 gas, query);
252 gas_query_rx_comeback_timeout, gas, query);
256 eloop_cancel_timeout(gas_query_timeout, gas, query);
257 eloop_register_timeout(0, 0, gas_query_timeout, gas, query);
272 static int gas_query_tx(struct gas_query *gas, struct gas_query_pending *query,
275 int res, prot = pmf_in_use(gas->wpa_s, query->addr);
278 "freq=%d prot=%d", MAC2STR(query->addr),
279 (unsigned int) wpabuf_len(req), query->freq, prot);
284 os_get_reltime(&query->last_oper);
288 res = offchannel_send_action(gas->wpa_s, query->freq, query->addr,
289 gas->wpa_s->own_addr, query->addr,
293 query->offchannel_tx_started = 1;
299 struct gas_query_pending *query)
304 req = gas_build_comeback_req(query->dialog_token);
306 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR);
310 wait_time = (query->retry || !query->offchannel_tx_started) ?
313 if (gas_query_tx(gas, query, req, wait_time) < 0) {
315 MACSTR, MAC2STR(query->addr));
316 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR);
326 struct gas_query_pending *query = user_ctx;
331 query->retry);
332 if (gas->current != query || query->retry)
334 dialog_token = gas_query_new_dialog_token(gas, query->addr);
338 "GAS: Retry GAS query due to comeback response timeout");
339 query->retry = 1;
340 query->dialog_token = dialog_token;
341 *(wpabuf_mhead_u8(query->req) + 2) = dialog_token;
342 query->wait_comeback = 0;
343 query->next_frag_id = 0;
344 wpabuf_free(query->adv_proto);
345 query->adv_proto = NULL;
346 eloop_cancel_timeout(gas_query_tx_comeback_timeout, gas, query);
347 eloop_cancel_timeout(gas_query_timeout, gas, query);
348 gas_query_tx_initial_req(gas, query);
355 struct gas_query_pending *query = user_ctx;
358 MAC2STR(query->addr));
359 gas_query_tx_comeback_req(gas, query);
364 struct gas_query_pending *query,
369 if (comeback_delay > 1 && query->offchannel_tx_started) {
371 query->offchannel_tx_started = 0;
377 " in %u secs %u usecs", MAC2STR(query->addr), secs, usecs);
378 eloop_cancel_timeout(gas_query_tx_comeback_timeout, gas, query);
380 gas, query);
385 struct gas_query_pending *query,
391 MAC2STR(query->addr), query->dialog_token, comeback_delay);
393 query->adv_proto = wpabuf_alloc_copy(adv_proto, 2 + adv_proto[1]);
394 if (query->adv_proto == NULL) {
395 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR);
400 query->wait_comeback = 1;
401 gas_query_tx_comeback_req_delay(gas, query, comeback_delay);
406 if (gas_query_append(query, resp, len) < 0) {
407 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR);
411 gas_query_done(gas, query, GAS_QUERY_SUCCESS);
416 struct gas_query_pending *query,
424 MAC2STR(query->addr), query->dialog_token, frag_id,
426 eloop_cancel_timeout(gas_query_rx_comeback_timeout, gas, query);
428 if ((size_t) 2 + adv_proto[1] != wpabuf_len(query->adv_proto) ||
429 os_memcmp(adv_proto, wpabuf_head(query->adv_proto),
430 wpabuf_len(query->adv_proto)) != 0) {
433 MACSTR, MAC2STR(query->addr));
434 gas_query_done(gas, query, GAS_QUERY_PEER_ERROR);
442 "from " MACSTR, MAC2STR(query->addr));
443 gas_query_done(gas, query, GAS_QUERY_PEER_ERROR);
446 gas_query_tx_comeback_req_delay(gas, query, comeback_delay);
450 if (frag_id != query->next_frag_id) {
452 "from " MACSTR, MAC2STR(query->addr));
453 if (frag_id + 1 == query->next_frag_id) {
458 gas_query_done(gas, query, GAS_QUERY_PEER_ERROR);
461 query->next_frag_id++;
463 if (gas_query_append(query, resp, len) < 0) {
464 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR);
469 gas_query_tx_comeback_req(gas, query);
473 gas_query_done(gas, query, GAS_QUERY_SUCCESS);
479 * @gas: GAS query data from gas_query_init()
493 struct gas_query_pending *query;
522 query = gas_query_get_pending(gas, sa, dialog_token);
523 if (query == NULL) {
524 wpa_printf(MSG_DEBUG, "GAS: No pending query found for " MACSTR
530 ms_from_time(&query->last_oper), MAC2STR(sa));
532 if (query->wait_comeback && action == WLAN_PA_GAS_INITIAL_RESP) {
539 if (!query->wait_comeback && action == WLAN_PA_GAS_COMEBACK_RESP) {
546 query->status_code = WPA_GET_LE16(pos);
549 if (query->status_code == WLAN_STATUS_QUERY_RESP_OUTSTANDING &&
552 } else if (query->status_code != WLAN_STATUS_SUCCESS) {
555 MAC2STR(sa), dialog_token, query->status_code);
556 gas_query_done(gas, query, GAS_QUERY_FAILURE);
614 gas_query_rx_comeback(gas, query, adv_proto, pos, resp_len,
617 gas_query_rx_initial(gas, query, adv_proto, pos, resp_len,
627 struct gas_query_pending *query = user_ctx;
629 wpa_printf(MSG_DEBUG, "GAS: No response received for query to " MACSTR
631 MAC2STR(query->addr), query->dialog_token);
632 gas_query_done(gas, query, GAS_QUERY_TIMEOUT);
652 struct gas_query_pending *query = work->ctx;
653 struct gas_query *gas = query->gas;
659 gas_query_done(gas, query, GAS_QUERY_DELETED_AT_DEINIT);
663 gas_query_free(query, 1);
670 gas_query_free(query, 1);
676 gas_query_tx_initial_req(gas, query);
681 struct gas_query_pending *query)
683 if (gas_query_tx(gas, query, query->req,
686 MACSTR, MAC2STR(query->addr));
687 gas_query_free(query, 1);
690 gas->current = query;
692 wpa_printf(MSG_DEBUG, "GAS: Starting query timeout for dialog token %u",
693 query->dialog_token);
695 gas_query_timeout, gas, query);
718 * gas_query_req - Request a GAS query
719 * @gas: GAS query data from gas_query_init()
720 * @dst: Destination MAC address for the query
721 * @freq: Frequency (in MHz) for the channel on which to send the query
722 * @req: GAS query payload (to be freed by gas_query module in case of success
724 * @cb: Callback function for reporting GAS query result and response
736 struct gas_query_pending *query;
746 query = os_zalloc(sizeof(*query));
747 if (query == NULL)
750 query->gas = gas;
751 os_memcpy(query->addr, dst, ETH_ALEN);
752 query->dialog_token = dialog_token;
753 query->freq = freq;
754 query->cb = cb;
755 query->ctx = ctx;
756 query->req = req;
757 dl_list_add(&gas->pending, &query->list);
763 MAC2STR(query->addr), query->dialog_token, query->freq);
765 if (radio_add_work(gas->wpa_s, freq, "gas-query", 0, gas_query_start_cb,
766 query) < 0) {
767 gas_query_free(query, 1);
776 * gas_query_cancel - Cancel a pending GAS query
777 * @gas: GAS query data from gas_query_init()
778 * @dst: Destination MAC address for the query
783 struct gas_query_pending *query;
785 query = gas_query_get_pending(gas, dst, dialog_token);
786 if (query)
787 gas_query_done(gas, query, GAS_QUERY_CANCELLED);