Lines Matching defs:query
2 * Generic advertisement service (GAS) query
26 /** GAS query timeout in seconds */
29 /* GAS query wait-time / duration in ms */
34 * struct gas_query_pending - Pending GAS query
61 * struct gas_query - Internal GAS query data
78 struct gas_query_pending *query);
93 * gas_query_init - Initialize GAS query component
95 * Returns: Pointer to GAS query data or %NULL on failure
135 static void gas_query_free(struct gas_query_pending *query, int del_list)
137 struct gas_query *gas = query->gas;
140 dl_list_del(&query->list);
142 if (gas->work && gas->work->ctx == query) {
147 wpabuf_free(query->req);
148 wpabuf_free(query->adv_proto);
149 wpabuf_free(query->resp);
150 os_free(query);
155 struct gas_query_pending *query,
160 MAC2STR(query->addr), query->dialog_token, query->freq,
161 query->status_code, gas_result_txt(result));
162 if (gas->current == query)
164 if (query->offchannel_tx_started)
166 eloop_cancel_timeout(gas_query_tx_comeback_timeout, gas, query);
167 eloop_cancel_timeout(gas_query_timeout, gas, query);
168 eloop_cancel_timeout(gas_query_rx_comeback_timeout, gas, query);
169 dl_list_del(&query->list);
170 query->cb(query->ctx, query->addr, query->dialog_token, result,
171 query->adv_proto, query->resp, query->status_code);
172 gas_query_free(query, 0);
177 * gas_query_deinit - Deinitialize GAS query component
178 * @gas: GAS query data from gas_query_init()
182 struct gas_query_pending *query, *next;
187 dl_list_for_each_safe(query, next, &gas->pending,
189 gas_query_done(gas, query, GAS_QUERY_DELETED_AT_DEINIT);
208 static int gas_query_append(struct gas_query_pending *query, const u8 *data,
211 if (wpabuf_resize(&query->resp, len) < 0) {
215 wpabuf_put_data(query->resp, data, len);
226 struct gas_query_pending *query;
232 MACSTR " result=%d - no query in progress",
237 query = gas->current;
239 dur = ms_from_time(&query->last_oper);
241 " result=%d query=%p dialog_token=%u dur=%d ms",
242 freq, MAC2STR(dst), result, query, query->dialog_token, dur);
243 if (os_memcmp(dst, query->addr, ETH_ALEN) != 0) {
247 os_get_reltime(&query->last_oper);
251 eloop_cancel_timeout(gas_query_timeout, gas, query);
255 gas_query_timeout, gas, query);
258 gas_query_timeout, gas, query);
260 if (query->wait_comeback && !query->retry) {
262 gas, query);
265 gas_query_rx_comeback_timeout, gas, query);
269 eloop_cancel_timeout(gas_query_timeout, gas, query);
270 eloop_register_timeout(0, 0, gas_query_timeout, gas, query);
285 static int gas_query_tx(struct gas_query *gas, struct gas_query_pending *query,
288 int res, prot = pmf_in_use(gas->wpa_s, query->addr);
296 MAC2STR(query->addr), (unsigned int) wpabuf_len(req),
297 query->freq, prot, MAC2STR(query->sa));
302 os_get_reltime(&query->last_oper);
306 if (!query->wildcard_bssid &&
310 os_memcmp(query->addr, gas->wpa_s->bssid, ETH_ALEN) == 0)))
311 bssid = query->addr;
315 res = offchannel_send_action(gas->wpa_s, query->freq, query->addr,
316 query->sa, bssid, wpabuf_head(req),
321 query->offchannel_tx_started = 1;
327 struct gas_query_pending *query)
332 req = gas_build_comeback_req(query->dialog_token);
334 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR);
338 wait_time = (query->retry || !query->offchannel_tx_started) ?
341 if (gas_query_tx(gas, query, req, wait_time) < 0) {
343 MACSTR, MAC2STR(query->addr));
344 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR);
354 struct gas_query_pending *query = user_ctx;
359 query->retry);
360 if (gas->current != query || query->retry)
362 dialog_token = gas_query_new_dialog_token(gas, query->addr);
366 "GAS: Retry GAS query due to comeback response timeout");
367 query->retry = 1;
368 query->dialog_token = dialog_token;
369 *(wpabuf_mhead_u8(query->req) + 2) = dialog_token;
370 query->wait_comeback = 0;
371 query->next_frag_id = 0;
372 wpabuf_free(query->adv_proto);
373 query->adv_proto = NULL;
374 eloop_cancel_timeout(gas_query_tx_comeback_timeout, gas, query);
375 eloop_cancel_timeout(gas_query_timeout, gas, query);
376 gas_query_tx_initial_req(gas, query);
383 struct gas_query_pending *query = user_ctx;
386 MAC2STR(query->addr));
387 gas_query_tx_comeback_req(gas, query);
392 struct gas_query_pending *query,
397 if (comeback_delay > 1 && query->offchannel_tx_started) {
399 query->offchannel_tx_started = 0;
405 " in %u secs %u usecs", MAC2STR(query->addr), secs, usecs);
406 eloop_cancel_timeout(gas_query_tx_comeback_timeout, gas, query);
408 gas, query);
413 struct gas_query_pending *query,
419 MAC2STR(query->addr), query->dialog_token, comeback_delay);
421 query->adv_proto = wpabuf_alloc_copy(adv_proto, 2 + adv_proto[1]);
422 if (query->adv_proto == NULL) {
423 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR);
428 eloop_cancel_timeout(gas_query_timeout, gas, query);
429 query->wait_comeback = 1;
430 gas_query_tx_comeback_req_delay(gas, query, comeback_delay);
434 /* Query was completed without comeback mechanism */
435 if (gas_query_append(query, resp, len) < 0) {
436 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR);
440 gas_query_done(gas, query, GAS_QUERY_SUCCESS);
445 struct gas_query_pending *query,
453 MAC2STR(query->addr), query->dialog_token, frag_id,
455 eloop_cancel_timeout(gas_query_rx_comeback_timeout, gas, query);
457 if ((size_t) 2 + adv_proto[1] != wpabuf_len(query->adv_proto) ||
458 os_memcmp(adv_proto, wpabuf_head(query->adv_proto),
459 wpabuf_len(query->adv_proto)) != 0) {
462 MACSTR, MAC2STR(query->addr));
463 gas_query_done(gas, query, GAS_QUERY_PEER_ERROR);
471 "from " MACSTR, MAC2STR(query->addr));
472 gas_query_done(gas, query, GAS_QUERY_PEER_ERROR);
475 gas_query_tx_comeback_req_delay(gas, query, comeback_delay);
479 if (frag_id != query->next_frag_id) {
481 "from " MACSTR, MAC2STR(query->addr));
482 if (frag_id + 1 == query->next_frag_id) {
487 gas_query_done(gas, query, GAS_QUERY_PEER_ERROR);
490 query->next_frag_id++;
492 if (gas_query_append(query, resp, len) < 0) {
493 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR);
498 gas_query_tx_comeback_req(gas, query);
502 gas_query_done(gas, query, GAS_QUERY_SUCCESS);
508 * @gas: GAS query data from gas_query_init()
522 struct gas_query_pending *query;
551 query = gas_query_get_pending(gas, sa, dialog_token);
552 if (query == NULL) {
553 wpa_printf(MSG_DEBUG, "GAS: No pending query found for " MACSTR
559 ms_from_time(&query->last_oper), MAC2STR(sa));
561 if (query->wait_comeback && action == WLAN_PA_GAS_INITIAL_RESP) {
568 if (!query->wait_comeback && action == WLAN_PA_GAS_COMEBACK_RESP) {
575 query
578 if (query->status_code == WLAN_STATUS_QUERY_RESP_OUTSTANDING &&
581 } else if (query->status_code != WLAN_STATUS_SUCCESS) {
582 wpa_printf(MSG_DEBUG, "GAS: Query to " MACSTR " dialog token "
584 MAC2STR(sa), dialog_token, query->status_code);
585 gas_query_done(gas, query, GAS_QUERY_FAILURE);
621 /* Query Response Length */
631 wpa_printf(MSG_DEBUG, "GAS: Truncated Query Response in "
638 "after Query Response from " MACSTR,
643 gas_query_rx_comeback(gas, query, adv_proto, pos, resp_len,
646 gas_query_rx_initial(gas, query, adv_proto, pos, resp_len,
656 struct gas_query_pending *query = user_ctx;
658 wpa_printf(MSG_DEBUG, "GAS: No response received for query to " MACSTR
660 MAC2STR(query->addr), query->dialog_token);
661 gas_query_done(gas, query, GAS_QUERY_TIMEOUT);
681 struct gas_query_pending *query = work->ctx;
682 struct gas_query *gas = query->gas;
688 gas_query_done(gas, query, GAS_QUERY_DELETED_AT_DEINIT);
692 gas_query_free(query, 1);
699 gas_query_free(query, 1);
705 gas_query_tx_initial_req(gas, query);
710 struct gas_query_pending *query)
712 if (gas_query_tx(gas, query, query->req,
715 MACSTR, MAC2STR(query->addr));
716 gas_query_done(gas, query, GAS_QUERY_INTERNAL_ERROR);
719 gas->current = query;
721 wpa_printf(MSG_DEBUG, "GAS: Starting query timeout for dialog token %u",
722 query->dialog_token);
724 gas_query_timeout, gas, query);
747 struct gas_query_pending *query)
758 os_memcpy(query->sa, wpa_s->own_addr, ETH_ALEN);
771 os_memcpy(query->sa, gas->rand_addr, ETH_ALEN);
790 os_memcpy(query->sa, gas->rand_addr, ETH_ALEN);
799 * gas_query_req - Request a GAS query
800 * @gas: GAS query data from gas_query_init()
801 * @dst: Destination MAC address for the query
802 * @freq: Frequency (in MHz) for the channel on which to send the query
803 * @req: GAS query payload (to be freed by gas_query module in case of success
805 * @cb: Callback function for reporting GAS query result and response
817 struct gas_query_pending *query;
827 query = os_zalloc(sizeof(*query));
828 if (query == NULL)
831 query->gas = gas;
832 if (gas_query_set_sa(gas, query)) {
833 os_free(query);
836 os_memcpy(query->addr, dst, ETH_ALEN);
837 query->dialog_token = dialog_token;
838 query->wildcard_bssid = !!wildcard_bssid;
839 query->freq = freq;
840 query->cb = cb;
841 query->ctx = ctx;
842 query->req = req;
843 dl_list_add(&gas->pending, &query->list);
849 MAC2STR(query->addr), query->dialog_token, query->freq);
851 if (radio_add_work(gas->wpa_s, freq, "gas-query", 0, gas_query_start_cb,
852 query) < 0) {
853 query->req = NULL; /* caller will free this in error case */
854 gas_query_free(query, 1);
864 struct gas_query_pending *query;
866 dl_list_for_each(query, &gas->pending, struct gas_query_pending, list) {
867 if (query->dialog_token == dialog_token) {
871 * reference to the soon to be freed query.
875 radio_remove_pending_work(gas->wpa_s, query);
877 gas_query_done(gas, query, GAS_QUERY_STOPPED);
