/* It does what it says... */ static void unsubscribe_buddy_presence(unsigned index) { pjsua_buddy *buddy; pjsip_tx_data *tdata; pj_status_t status; buddy = &pjsua_var.buddy[index]; if (buddy->sub == NULL) return; if (pjsip_evsub_get_state(buddy->sub) == PJSIP_EVSUB_STATE_TERMINATED) { pjsua_var.buddy[index].sub = NULL; return; } status = pjsip_pres_initiate( buddy->sub, 0, &tdata); if (status == PJ_SUCCESS) { pjsua_process_msg_data(tdata, NULL); status = pjsip_pres_send_request( buddy->sub, tdata ); } if (status != PJ_SUCCESS && buddy->sub) { pjsip_pres_terminate(buddy->sub, PJ_FALSE); buddy->sub = NULL; pjsua_perror(THIS_FILE, "Unable to unsubscribe presence", status); } }
/* Update server subscription (e.g. when our online status has changed) */ void pjsua_pres_update_acc(int acc_id, pj_bool_t force) { pjsua_acc *acc = &pjsua_var.acc[acc_id]; pjsua_acc_config *acc_cfg = &pjsua_var.acc[acc_id].cfg; pjsua_srv_pres *uapres; uapres = pjsua_var.acc[acc_id].pres_srv_list.next; while (uapres != &acc->pres_srv_list) { pjsip_pres_status pres_status; pjsip_tx_data *tdata; pjsip_pres_get_status(uapres->sub, &pres_status); /* Only send NOTIFY once subscription is active. Some subscriptions * may still be in NULL (when app is adding a new buddy while in the * on_incoming_subscribe() callback) or PENDING (when user approval is * being requested) state and we don't send NOTIFY to these subs until * the user accepted the request. */ if (pjsip_evsub_get_state(uapres->sub)==PJSIP_EVSUB_STATE_ACTIVE && (force || pres_status.info[0].basic_open != acc->online_status)) { pres_status.info[0].basic_open = acc->online_status; pj_memcpy(&pres_status.info[0].rpid, &acc->rpid, sizeof(pjrpid_element)); pjsip_pres_set_status(uapres->sub, &pres_status); if (pjsip_pres_current_notify(uapres->sub, &tdata)==PJ_SUCCESS) { pjsua_process_msg_data(tdata, NULL); pjsip_pres_send_request(uapres->sub, tdata); } } uapres = uapres->next; } /* Send PUBLISH if required. We only do this when we have a PUBLISH * session. If we don't have a PUBLISH session, then it could be * that we're waiting until registration has completed before we * send the first PUBLISH. */ if (acc_cfg->publish_enabled && acc->publish_sess) { if (force || acc->publish_state != acc->online_status) { send_publish(acc_id, PJ_TRUE); } } }
/* * Send typing indication outside dialog. */ PJ_DEF(pj_status_t) pjsua_im_typing( pjsua_acc_id acc_id, const pj_str_t *to, pj_bool_t is_typing, const pjsua_msg_data *msg_data) { pjsua_im_data *im_data; pjsip_tx_data *tdata; pjsua_acc *acc; pj_status_t status; acc = &pjsua_var.acc[acc_id]; /* Create request. */ status = pjsip_endpt_create_request( pjsua_var.endpt, &pjsip_message_method, to, &acc->cfg.id, to, NULL, NULL, -1, NULL, &tdata); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to create request", status); return status; } /* If account is locked to specific transport, then set transport to * the request. */ if (acc->cfg.transport_id != PJSUA_INVALID_ID) { pjsip_tpselector tp_sel; pjsua_init_tpselector(acc->cfg.transport_id, &tp_sel); pjsip_tx_data_set_transport(tdata, &tp_sel); } /* Add accept header. */ pjsip_msg_add_hdr( tdata->msg, (pjsip_hdr*)pjsua_im_create_accept(tdata->pool)); /* Create suitable Contact header unless a Contact header has been * set in the account. */ /* Ticket #1632: According to RFC 3428: * MESSAGE requests do not initiate dialogs. * User Agents MUST NOT insert Contact header fields into MESSAGE requests */ /* if (acc->contact.slen) { contact = acc->contact; } else { status = pjsua_acc_create_uac_contact(tdata->pool, &contact, acc_id, to); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to generate Contact header", status); pjsip_tx_data_dec_ref(tdata); return status; } } pjsip_msg_add_hdr( tdata->msg, (pjsip_hdr*) pjsip_generic_string_hdr_create(tdata->pool, &STR_CONTACT, &contact)); */ /* Create "application/im-iscomposing+xml" msg body. */ tdata->msg->body = pjsip_iscomposing_create_body( tdata->pool, is_typing, NULL, NULL, -1); /* Add additional headers etc. */ pjsua_process_msg_data(tdata, msg_data); /* Add route set */ pjsua_set_msg_route_set(tdata, &acc->route_set); /* If via_addr is set, use this address for the Via header. */ if (acc->cfg.allow_via_rewrite && acc->via_addr.host.slen > 0) { tdata->via_addr = acc->via_addr; tdata->via_tp = acc->via_tp; } /* Create data to reauthenticate */ im_data = PJ_POOL_ZALLOC_T(tdata->pool, pjsua_im_data); im_data->acc_id = acc_id; /* Send request (statefully) */ status = pjsip_endpt_send_request( pjsua_var.endpt, tdata, -1, im_data, &typing_callback); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to send request", status); return status; } return PJ_SUCCESS; }
/* * Send instant messaging outside dialog, using the specified account for * route set and authentication. */ PJ_DEF(pj_status_t) pjsua_im_send( pjsua_acc_id acc_id, const pj_str_t *to, const pj_str_t *mime_type, const pj_str_t *content, const pjsua_msg_data *msg_data, void *user_data) { pjsip_tx_data *tdata; const pj_str_t mime_text_plain = pj_str("text/plain"); pjsip_media_type media_type; pjsua_im_data *im_data; pjsua_acc *acc; pj_status_t status; /* To and message body must be specified. */ PJ_ASSERT_RETURN(to && content, PJ_EINVAL); acc = &pjsua_var.acc[acc_id]; /* Create request. */ status = pjsip_endpt_create_request(pjsua_var.endpt, &pjsip_message_method, (msg_data && msg_data->target_uri.slen? &msg_data->target_uri: to), &acc->cfg.id, to, NULL, NULL, -1, NULL, &tdata); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to create request", status); return status; } /* If account is locked to specific transport, then set transport to * the request. */ if (acc->cfg.transport_id != PJSUA_INVALID_ID) { pjsip_tpselector tp_sel; pjsua_init_tpselector(acc->cfg.transport_id, &tp_sel); pjsip_tx_data_set_transport(tdata, &tp_sel); } /* Add accept header. */ pjsip_msg_add_hdr( tdata->msg, (pjsip_hdr*)pjsua_im_create_accept(tdata->pool)); /* Create suitable Contact header unless a Contact header has been * set in the account. */ /* Ticket #1632: According to RFC 3428: * MESSAGE requests do not initiate dialogs. * User Agents MUST NOT insert Contact header fields into MESSAGE requests */ /* if (acc->contact.slen) { contact = acc->contact; } else { status = pjsua_acc_create_uac_contact(tdata->pool, &contact, acc_id, to); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to generate Contact header", status); pjsip_tx_data_dec_ref(tdata); return status; } } pjsip_msg_add_hdr( tdata->msg, (pjsip_hdr*) pjsip_generic_string_hdr_create(tdata->pool, &STR_CONTACT, &contact)); */ /* Create IM data to keep message details and give it back to * application on the callback */ im_data = PJ_POOL_ZALLOC_T(tdata->pool, pjsua_im_data); im_data->acc_id = acc_id; im_data->call_id = PJSUA_INVALID_ID; pj_strdup_with_null(tdata->pool, &im_data->to, to); pj_strdup_with_null(tdata->pool, &im_data->body, content); im_data->user_data = user_data; /* Set default media type if none is specified */ if (mime_type == NULL) { mime_type = &mime_text_plain; } /* Parse MIME type */ pjsua_parse_media_type(tdata->pool, mime_type, &media_type); /* Add message body */ tdata->msg->body = pjsip_msg_body_create( tdata->pool, &media_type.type, &media_type.subtype, &im_data->body); if (tdata->msg->body == NULL) { pjsua_perror(THIS_FILE, "Unable to create msg body", PJ_ENOMEM); pjsip_tx_data_dec_ref(tdata); return PJ_ENOMEM; } /* Add additional headers etc. */ pjsua_process_msg_data(tdata, msg_data); /* Add route set */ pjsua_set_msg_route_set(tdata, &acc->route_set); /* If via_addr is set, use this address for the Via header. */ if (acc->cfg.allow_via_rewrite && acc->via_addr.host.slen > 0) { tdata->via_addr = acc->via_addr; tdata->via_tp = acc->via_tp; } /* Send request (statefully) */ status = pjsip_endpt_send_request( pjsua_var.endpt, tdata, -1, im_data, &im_callback); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to send request", status); return status; } return PJ_SUCCESS; }
/* * Send PUBLISH request. */ static pj_status_t send_publish(int acc_id, pj_bool_t active) { pjsua_acc_config *acc_cfg = &pjsua_var.acc[acc_id].cfg; pjsua_acc *acc = &pjsua_var.acc[acc_id]; pjsip_pres_status pres_status; pjsip_tx_data *tdata; pj_status_t status; /* Create PUBLISH request */ if (active) { char *bpos; pj_str_t entity; status = pjsip_publishc_publish(acc->publish_sess, PJ_TRUE, &tdata); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Error creating PUBLISH request", status); goto on_error; } /* Set our online status: */ pj_bzero(&pres_status, sizeof(pres_status)); pres_status.info_cnt = 1; pres_status.info[0].basic_open = acc->online_status; pres_status.info[0].id = acc->cfg.pidf_tuple_id; /* .. including RPID information */ pj_memcpy(&pres_status.info[0].rpid, &acc->rpid, sizeof(pjrpid_element)); /* Be careful not to send PIDF with presence entity ID containing * "<" character. */ if ((bpos=pj_strchr(&acc_cfg->id, '<')) != NULL) { char *epos = pj_strchr(&acc_cfg->id, '>'); if (epos - bpos < 2) { pj_assert(!"Unexpected invalid URI"); status = PJSIP_EINVALIDURI; goto on_error; } entity.ptr = bpos+1; entity.slen = epos - bpos - 1; } else { entity = acc_cfg->id; } /* Create and add PIDF message body */ status = pjsip_pres_create_pidf(tdata->pool, &pres_status, &entity, &tdata->msg->body); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Error creating PIDF for PUBLISH request", status); pjsip_tx_data_dec_ref(tdata); goto on_error; } } else { status = pjsip_publishc_unpublish(acc->publish_sess, &tdata); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Error creating PUBLISH request", status); goto on_error; } } /* Add headers etc */ pjsua_process_msg_data(tdata, NULL); /* Send the PUBLISH request */ status = pjsip_publishc_send(acc->publish_sess, tdata); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Error sending PUBLISH request", status); goto on_error; } acc->publish_state = acc->online_status; return PJ_SUCCESS; on_error: if (acc->publish_sess) { pjsip_publishc_destroy(acc->publish_sess); acc->publish_sess = NULL; } return status; }
/* * Send NOTIFY. */ PJ_DEF(pj_status_t) pjsua_pres_notify( pjsua_acc_id acc_id, pjsua_srv_pres *srv_pres, pjsip_evsub_state ev_state, const pj_str_t *state_str, const pj_str_t *reason, pj_bool_t with_body, const pjsua_msg_data *msg_data) { pjsua_acc *acc; pjsip_pres_status pres_status; pjsua_buddy_id buddy_id; pjsip_tx_data *tdata; pj_status_t status; /* Check parameters */ PJ_ASSERT_RETURN(acc_id!=-1 && srv_pres, PJ_EINVAL); /* Check that account ID is valid */ PJ_ASSERT_RETURN(acc_id>=0 && acc_id<(int)PJ_ARRAY_SIZE(pjsua_var.acc), PJ_EINVAL); /* Check that account is valid */ PJ_ASSERT_RETURN(pjsua_var.acc[acc_id].valid, PJ_EINVALIDOP); PJSUA_LOCK(); acc = &pjsua_var.acc[acc_id]; /* Check that the server presence subscription is still valid */ if (pj_list_find_node(&acc->pres_srv_list, srv_pres) == NULL) { /* Subscription has been terminated */ PJSUA_UNLOCK(); return PJ_EINVALIDOP; } /* Set our online status: */ pj_bzero(&pres_status, sizeof(pres_status)); pres_status.info_cnt = 1; pres_status.info[0].basic_open = acc->online_status; pres_status.info[0].id = acc->cfg.pidf_tuple_id; //Both pjsua_var.local_uri and pjsua_var.contact_uri are enclosed in "<" and ">" //causing XML parsing to fail. //pres_status.info[0].contact = pjsua_var.local_uri; /* add RPID information */ pj_memcpy(&pres_status.info[0].rpid, &acc->rpid, sizeof(pjrpid_element)); pjsip_pres_set_status(srv_pres->sub, &pres_status); /* Check expires value. If it's zero, send our presense state but * set subscription state to TERMINATED. */ if (srv_pres->expires == 0) ev_state = PJSIP_EVSUB_STATE_TERMINATED; /* Create and send the NOTIFY to active subscription: */ status = pjsip_pres_notify(srv_pres->sub, ev_state, state_str, reason, &tdata); if (status == PJ_SUCCESS) { /* Force removal of message body if msg_body==FALSE */ if (!with_body) { tdata->msg->body = NULL; } pjsua_process_msg_data(tdata, msg_data); status = pjsip_pres_send_request( srv_pres->sub, tdata); } if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to create/send NOTIFY", status); pj_list_erase(srv_pres); pjsip_pres_terminate(srv_pres->sub, PJ_FALSE); PJSUA_UNLOCK(); return status; } /* Subscribe to buddy's presence if we're not subscribed */ buddy_id = pjsua_find_buddy(srv_pres->dlg->remote.info->uri); if (buddy_id != PJSUA_INVALID_ID) { pjsua_buddy *b = &pjsua_var.buddy[buddy_id]; if (b->monitor && b->sub == NULL) { PJ_LOG(4,(THIS_FILE, "Received SUBSCRIBE from buddy %d, " "activating outgoing subscription", buddy_id)); subscribe_buddy_presence(buddy_id); } } PJSUA_UNLOCK(); return PJ_SUCCESS; }
/* This is called when request is received. * We need to check for incoming SUBSCRIBE request. */ static pj_bool_t pres_on_rx_request(pjsip_rx_data *rdata) { int acc_id; pjsua_acc *acc; pj_str_t contact; pjsip_method *req_method = &rdata->msg_info.msg->line.req.method; pjsua_srv_pres *uapres; pjsip_evsub *sub; pjsip_evsub_user pres_cb; pjsip_dialog *dlg; pjsip_status_code st_code; pj_str_t reason; pjsip_expires_hdr *expires_hdr; pjsua_msg_data msg_data; pj_status_t status; if (pjsip_method_cmp(req_method, pjsip_get_subscribe_method()) != 0) return PJ_FALSE; /* Incoming SUBSCRIBE: */ PJSUA_LOCK(); /* Find which account for the incoming request. */ acc_id = pjsua_acc_find_for_incoming(rdata); acc = &pjsua_var.acc[acc_id]; PJ_LOG(4,(THIS_FILE, "Creating server subscription, using account %d", acc_id)); /* Create suitable Contact header */ if (acc->contact.slen) { contact = acc->contact; } else { status = pjsua_acc_create_uas_contact(rdata->tp_info.pool, &contact, acc_id, rdata); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to generate Contact header", status); PJSUA_UNLOCK(); pjsip_endpt_respond_stateless(pjsua_var.endpt, rdata, 400, NULL, NULL, NULL); return PJ_TRUE; } } /* Create UAS dialog: */ status = pjsip_dlg_create_uas(pjsip_ua_instance(), rdata, &contact, &dlg); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to create UAS dialog for subscription", status); PJSUA_UNLOCK(); pjsip_endpt_respond_stateless(pjsua_var.endpt, rdata, 400, NULL, NULL, NULL); return PJ_TRUE; } /* Set credentials and preference. */ pjsip_auth_clt_set_credentials(&dlg->auth_sess, acc->cred_cnt, acc->cred); pjsip_auth_clt_set_prefs(&dlg->auth_sess, &acc->cfg.auth_pref); /* Init callback: */ pj_bzero(&pres_cb, sizeof(pres_cb)); pres_cb.on_evsub_state = &pres_evsub_on_srv_state; /* Create server presence subscription: */ status = pjsip_pres_create_uas( dlg, &pres_cb, rdata, &sub); if (status != PJ_SUCCESS) { int code = PJSIP_ERRNO_TO_SIP_STATUS(status); pjsip_tx_data *tdata; pjsua_perror(THIS_FILE, "Unable to create server subscription", status); if (code==599 || code > 699 || code < 300) { code = 400; } status = pjsip_dlg_create_response(dlg, rdata, code, NULL, &tdata); if (status == PJ_SUCCESS) { status = pjsip_dlg_send_response(dlg, pjsip_rdata_get_tsx(rdata), tdata); } PJSUA_UNLOCK(); return PJ_TRUE; } /* If account is locked to specific transport, then lock dialog * to this transport too. */ if (acc->cfg.transport_id != PJSUA_INVALID_ID) { pjsip_tpselector tp_sel; pjsua_init_tpselector(acc->cfg.transport_id, &tp_sel); pjsip_dlg_set_transport(dlg, &tp_sel); } /* Attach our data to the subscription: */ uapres = PJ_POOL_ALLOC_T(dlg->pool, pjsua_srv_pres); uapres->sub = sub; uapres->remote = (char*) pj_pool_alloc(dlg->pool, PJSIP_MAX_URL_SIZE); uapres->acc_id = acc_id; uapres->dlg = dlg; status = pjsip_uri_print(PJSIP_URI_IN_REQ_URI, dlg->remote.info->uri, uapres->remote, PJSIP_MAX_URL_SIZE); if (status < 1) pj_ansi_strcpy(uapres->remote, "<-- url is too long-->"); else uapres->remote[status] = '\0'; pjsip_evsub_set_mod_data(sub, pjsua_var.mod.id, uapres); /* Add server subscription to the list: */ pj_list_push_back(&pjsua_var.acc[acc_id].pres_srv_list, uapres); /* Capture the value of Expires header. */ expires_hdr = (pjsip_expires_hdr*) pjsip_msg_find_hdr(rdata->msg_info.msg, PJSIP_H_EXPIRES, NULL); if (expires_hdr) uapres->expires = expires_hdr->ivalue; else uapres->expires = -1; st_code = (pjsip_status_code)200; reason = pj_str("OK"); pjsua_msg_data_init(&msg_data); /* Notify application callback, if any */ if (pjsua_var.ua_cfg.cb.on_incoming_subscribe) { pjsua_buddy_id buddy_id; buddy_id = pjsua_find_buddy(rdata->msg_info.from->uri); (*pjsua_var.ua_cfg.cb.on_incoming_subscribe)(acc_id, uapres, buddy_id, &dlg->remote.info_str, rdata, &st_code, &reason, &msg_data); } /* Handle rejection case */ if (st_code >= 300) { pjsip_tx_data *tdata; /* Create response */ status = pjsip_dlg_create_response(dlg, rdata, st_code, &reason, &tdata); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Error creating response", status); pj_list_erase(uapres); pjsip_pres_terminate(sub, PJ_FALSE); PJSUA_UNLOCK(); return PJ_FALSE; } /* Add header list, if any */ pjsua_process_msg_data(tdata, &msg_data); /* Send the response */ status = pjsip_dlg_send_response(dlg, pjsip_rdata_get_tsx(rdata), tdata); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Error sending response", status); /* This is not fatal */ } /* Terminate presence subscription */ pj_list_erase(uapres); pjsip_pres_terminate(sub, PJ_FALSE); PJSUA_UNLOCK(); return PJ_TRUE; } /* Create and send 2xx response to the SUBSCRIBE request: */ status = pjsip_pres_accept(sub, rdata, st_code, &msg_data.hdr_list); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to accept presence subscription", status); pj_list_erase(uapres); pjsip_pres_terminate(sub, PJ_FALSE); PJSUA_UNLOCK(); return PJ_FALSE; } /* If code is 200, send NOTIFY now */ if (st_code == 200) { pjsua_pres_notify(acc_id, uapres, PJSIP_EVSUB_STATE_ACTIVE, NULL, NULL, PJ_TRUE, &msg_data); } /* Done: */ PJSUA_UNLOCK(); return PJ_TRUE; }
/* It does what it says.. */ static void subscribe_buddy_presence(unsigned index) { pj_pool_t *tmp_pool = NULL; pjsua_buddy *buddy; int acc_id; pjsua_acc *acc; pj_str_t contact; pjsip_tx_data *tdata; pj_status_t status; buddy = &pjsua_var.buddy[index]; acc_id = pjsua_acc_find_for_outgoing(&buddy->uri); acc = &pjsua_var.acc[acc_id]; PJ_LOG(4,(THIS_FILE, "Using account %d for buddy %d subscription", acc_id, index)); /* Generate suitable Contact header unless one is already set in * the account */ if (acc->contact.slen) { contact = acc->contact; } else { tmp_pool = pjsua_pool_create("tmpbuddy", 512, 256); status = pjsua_acc_create_uac_contact(tmp_pool, &contact, acc_id, &buddy->uri); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to generate Contact header", status); pj_pool_release(tmp_pool); return; } } /* Create UAC dialog */ status = pjsip_dlg_create_uac( pjsip_ua_instance(), &acc->cfg.id, &contact, &buddy->uri, NULL, &buddy->dlg); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to create dialog", status); if (tmp_pool) pj_pool_release(tmp_pool); return; } /* Increment the dialog's lock otherwise when presence session creation * fails the dialog will be destroyed prematurely. */ pjsip_dlg_inc_lock(buddy->dlg); status = pjsip_pres_create_uac( buddy->dlg, &pres_callback, PJSIP_EVSUB_NO_EVENT_ID, &buddy->sub); if (status != PJ_SUCCESS) { pjsua_var.buddy[index].sub = NULL; pjsua_perror(THIS_FILE, "Unable to create presence client", status); /* This should destroy the dialog since there's no session * referencing it */ pjsip_dlg_dec_lock(buddy->dlg); if (tmp_pool) pj_pool_release(tmp_pool); return; } /* If account is locked to specific transport, then lock dialog * to this transport too. */ if (acc->cfg.transport_id != PJSUA_INVALID_ID) { pjsip_tpselector tp_sel; pjsua_init_tpselector(acc->cfg.transport_id, &tp_sel); pjsip_dlg_set_transport(buddy->dlg, &tp_sel); } /* Set route-set */ if (!pj_list_empty(&acc->route_set)) { pjsip_dlg_set_route_set(buddy->dlg, &acc->route_set); } /* Set credentials */ if (acc->cred_cnt) { pjsip_auth_clt_set_credentials( &buddy->dlg->auth_sess, acc->cred_cnt, acc->cred); } /* Set authentication preference */ pjsip_auth_clt_set_prefs(&buddy->dlg->auth_sess, &acc->cfg.auth_pref); pjsip_evsub_set_mod_data(buddy->sub, pjsua_var.mod.id, buddy); status = pjsip_pres_initiate(buddy->sub, -1, &tdata); if (status != PJ_SUCCESS) { pjsip_dlg_dec_lock(buddy->dlg); if (buddy->sub) { pjsip_pres_terminate(buddy->sub, PJ_FALSE); } buddy->sub = NULL; pjsua_perror(THIS_FILE, "Unable to create initial SUBSCRIBE", status); if (tmp_pool) pj_pool_release(tmp_pool); return; } pjsua_process_msg_data(tdata, NULL); status = pjsip_pres_send_request(buddy->sub, tdata); if (status != PJ_SUCCESS) { pjsip_dlg_dec_lock(buddy->dlg); if (buddy->sub) { pjsip_pres_terminate(buddy->sub, PJ_FALSE); } buddy->sub = NULL; pjsua_perror(THIS_FILE, "Unable to send initial SUBSCRIBE", status); if (tmp_pool) pj_pool_release(tmp_pool); return; } pjsip_dlg_dec_lock(buddy->dlg); if (tmp_pool) pj_pool_release(tmp_pool); }
/* * Send typing indication outside dialog. */ PJ_DEF(pj_status_t) pjsua_im_typing( pjsua_acc_id acc_id, const pj_str_t *to, pj_bool_t is_typing, const pjsua_msg_data *msg_data) { const pj_str_t STR_CONTACT = { "Contact", 7 }; pjsua_im_data *im_data; pjsip_tx_data *tdata; pj_str_t contact; pj_status_t status; /* Create request. */ status = pjsip_endpt_create_request( pjsua_var.endpt, &pjsip_message_method, to, &pjsua_var.acc[acc_id].cfg.id, to, NULL, NULL, -1, NULL, &tdata); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to create request", status); return status; } /* If account is locked to specific transport, then set transport to * the request. */ if (pjsua_var.acc[acc_id].cfg.transport_id != PJSUA_INVALID_ID) { pjsip_tpselector tp_sel; pjsua_init_tpselector(pjsua_var.acc[acc_id].cfg.transport_id, &tp_sel); pjsip_tx_data_set_transport(tdata, &tp_sel); } /* Add accept header. */ pjsip_msg_add_hdr( tdata->msg, (pjsip_hdr*)pjsua_im_create_accept(tdata->pool)); /* Add contact. */ status = pjsua_acc_create_uac_contact(tdata->pool, &contact, acc_id, to); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to generate Contact header", status); pjsip_tx_data_dec_ref(tdata); return status; } pjsip_msg_add_hdr( tdata->msg, (pjsip_hdr*) pjsip_generic_string_hdr_create(tdata->pool, &STR_CONTACT, &contact)); /* Create "application/im-iscomposing+xml" msg body. */ tdata->msg->body = pjsip_iscomposing_create_body( tdata->pool, is_typing, NULL, NULL, -1); /* Add additional headers etc. */ pjsua_process_msg_data(tdata, msg_data); /* Add route set */ pjsua_set_msg_route_set(tdata, &pjsua_var.acc[acc_id].route_set); /* Create data to reauthenticate */ im_data = PJ_POOL_ZALLOC_T(tdata->pool, pjsua_im_data); im_data->acc_id = acc_id; /* Send request (statefully) */ status = pjsip_endpt_send_request( pjsua_var.endpt, tdata, -1, im_data, &typing_callback); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to send request", status); return status; } return PJ_SUCCESS; }
/* * Send instant messaging outside dialog, using the specified account for * route set and authentication. */ PJ_DEF(pj_status_t) pjsua_im_send( pjsua_acc_id acc_id, const pj_str_t *to, const pj_str_t *mime_type, const pj_str_t *content, const pjsua_msg_data *msg_data, void *user_data) { pjsip_tx_data *tdata; const pj_str_t mime_text_plain = pj_str("text/plain"); const pj_str_t STR_CONTACT = { "Contact", 7 }; pjsip_media_type media_type; pjsua_im_data *im_data; pj_str_t contact; pj_status_t status; /* To and message body must be specified. */ PJ_ASSERT_RETURN(to && content, PJ_EINVAL); /* Create request. */ status = pjsip_endpt_create_request(pjsua_var.endpt, &pjsip_message_method, to, &pjsua_var.acc[acc_id].cfg.id, to, NULL, NULL, -1, NULL, &tdata); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to create request", status); return status; } /* If account is locked to specific transport, then set transport to * the request. */ if (pjsua_var.acc[acc_id].cfg.transport_id != PJSUA_INVALID_ID) { pjsip_tpselector tp_sel; pjsua_init_tpselector(pjsua_var.acc[acc_id].cfg.transport_id, &tp_sel); pjsip_tx_data_set_transport(tdata, &tp_sel); } /* Add accept header. */ pjsip_msg_add_hdr( tdata->msg, (pjsip_hdr*)pjsua_im_create_accept(tdata->pool)); /* Add contact. */ status = pjsua_acc_create_uac_contact(tdata->pool, &contact, acc_id, to); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to generate Contact header", status); pjsip_tx_data_dec_ref(tdata); return status; } pjsip_msg_add_hdr( tdata->msg, (pjsip_hdr*) pjsip_generic_string_hdr_create(tdata->pool, &STR_CONTACT, &contact)); /* Create IM data to keep message details and give it back to * application on the callback */ im_data = PJ_POOL_ZALLOC_T(tdata->pool, pjsua_im_data); im_data->acc_id = acc_id; im_data->call_id = PJSUA_INVALID_ID; pj_strdup_with_null(tdata->pool, &im_data->to, to); pj_strdup_with_null(tdata->pool, &im_data->body, content); im_data->user_data = user_data; /* Set default media type if none is specified */ if (mime_type == NULL) { mime_type = &mime_text_plain; } /* Parse MIME type */ pjsua_parse_media_type(tdata->pool, mime_type, &media_type); /* Add message body */ tdata->msg->body = pjsip_msg_body_create( tdata->pool, &media_type.type, &media_type.subtype, &im_data->body); if (tdata->msg->body == NULL) { pjsua_perror(THIS_FILE, "Unable to create msg body", PJ_ENOMEM); pjsip_tx_data_dec_ref(tdata); return PJ_ENOMEM; } /* Add additional headers etc. */ pjsua_process_msg_data(tdata, msg_data); /* Add route set */ pjsua_set_msg_route_set(tdata, &pjsua_var.acc[acc_id].route_set); /* Send request (statefully) */ status = pjsip_endpt_send_request( pjsua_var.endpt, tdata, -1, im_data, &im_callback); if (status != PJ_SUCCESS) { pjsua_perror(THIS_FILE, "Unable to send request", status); return status; } return PJ_SUCCESS; }