int ICACHE_FLASH_ATTR lwm2m_observe_cancel(lwm2m_context_t * contextP, uint16_t clientID, lwm2m_uri_t * uriP, lwm2m_result_callback_t callback, void * userData) { lwm2m_client_t * clientP; lwm2m_observation_t * observationP; clientP = (lwm2m_client_t *)lwm2m_list_find((lwm2m_list_t *)contextP->clientList, clientID); if (clientP == NULL) return COAP_404_NOT_FOUND; observationP = prv_findObservationByURI(clientP, uriP); if (observationP == NULL) return COAP_404_NOT_FOUND; switch (observationP->status) { case STATE_REGISTERED: observation_remove(clientP, observationP); break; case STATE_REG_PENDING: observationP->status = STATE_DEREG_PENDING; break; default: // Should not happen break; } return 0; }
int lwm2m_observe_cancel(lwm2m_context_t * contextP, uint16_t clientID, lwm2m_uri_t * uriP, lwm2m_result_callback_t callback, void * userData) { lwm2m_client_t * clientP; lwm2m_observation_t * observationP; clientP = (lwm2m_client_t *)lwm2m_list_find((lwm2m_list_t *)contextP->clientList, clientID); if (clientP == NULL) return COAP_404_NOT_FOUND; observationP = prv_findObservationByURI(clientP, uriP); if (observationP == NULL) return COAP_404_NOT_FOUND; switch (observationP->status) { case STATE_REGISTERED: { lwm2m_transaction_t * transactionP; cancellation_data_t * cancelP; transactionP = transaction_new(COAP_TYPE_CON, COAP_GET, clientP->altPath, uriP, contextP->nextMID++, 0, NULL, ENDPOINT_CLIENT, (void *)clientP); if (transactionP == NULL) { return COAP_500_INTERNAL_SERVER_ERROR; } cancelP = (cancellation_data_t *)lwm2m_malloc(sizeof(cancellation_data_t)); if (cancelP == NULL) { lwm2m_free(transactionP); return COAP_500_INTERNAL_SERVER_ERROR; } coap_set_header_observe(transactionP->message, 1); cancelP->observationP = observationP; cancelP->callbackP = callback; cancelP->userDataP = userData; transactionP->callback = prv_obsCancelRequestCallback; transactionP->userData = (void *)cancelP; contextP->transactionList = (lwm2m_transaction_t *)LWM2M_LIST_ADD(contextP->transactionList, transactionP); return transaction_send(contextP, transactionP); } case STATE_REG_PENDING: observationP->status = STATE_DEREG_PENDING; break; default: // Should not happen break; } return COAP_NO_ERROR; }
int lwm2m_observe_cancel(lwm2m_context_t * contextP, uint16_t clientID, lwm2m_uri_t * uriP, lwm2m_result_callback_t callback, void * userData) { lwm2m_client_t * clientP; lwm2m_observation_t * observationP; clientP = (lwm2m_client_t *)lwm2m_list_find((lwm2m_list_t *)contextP->clientList, clientID); if (clientP == NULL) return COAP_404_NOT_FOUND; observationP = prv_findObservationByURI(clientP, uriP); if (observationP == NULL) return COAP_404_NOT_FOUND; prv_observationRemove(clientP, observationP); return 0; }