/* $Id$ */ /* * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) * Copyright (C) 2003-2008 Benny Prijono * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /** * invtester.c * * Send INVITE/re-INVITE without SDP. */ /* Include all headers. */ #include #include #include #define THIS_FILE "invtester.c" #define PORT 50060 #define PORT_STR ":50060" #define SAME_BRANCH 0 #define ACK_HAS_SDP 1 static pjsip_endpoint *sip_endpt; static pj_bool_t quit_flag; static pjsip_dialog *dlg; /* Callback to handle incoming requests. */ static void on_tsx_state(pjsip_transaction *tsx, pjsip_event *event); static pjsip_module mod_app = { NULL, NULL, /* prev, next. */ { "mod-app", 7 }, /* Name. */ -1, /* Id */ PJSIP_MOD_PRIORITY_APPLICATION, /* Priority */ NULL, /* load() */ NULL, /* start() */ NULL, /* stop() */ NULL, /* unload() */ NULL, /* on_rx_request() */ NULL, /* on_rx_response() */ NULL, /* on_tx_request. */ NULL, /* on_tx_response() */ &on_tsx_state /* on_tsx_state() */ }; /* Worker thread */ static int worker_thread(void *arg) { PJ_UNUSED_ARG(arg); while (!quit_flag) { pj_time_val timeout = {0, 500}; pjsip_endpt_handle_events(sip_endpt, &timeout); } return 0; } /* Send request */ static void send_request(const pjsip_method *method, int cseq, const pj_str_t *branch, pj_bool_t with_offer) { pjsip_tx_data *tdata; pj_str_t dummy_sdp_str = { "v=0\r\n" "o=- 3360842071 3360842071 IN IP4 192.168.0.68\r\n" "s=pjmedia\r\n" "c=IN IP4 192.168.0.68\r\n" "t=0 0\r\n" "m=audio 4000 RTP/AVP 0 101\r\n" "a=rtcp:4001 IN IP4 192.168.0.68\r\n" "a=rtpmap:0 PCMU/8000\r\n" "a=sendrecv\r\n" "a=rtpmap:101 telephone-event/8000\r\n" "a=fmtp:101 0-15\r\n", 0 }; pj_status_t status; status = pjsip_dlg_create_request(dlg, method, cseq, &tdata); pj_assert(status == PJ_SUCCESS); if (branch) { pjsip_via_hdr *via; via = (pjsip_via_hdr*) pjsip_msg_find_hdr(tdata->msg, PJSIP_H_VIA, NULL); pj_strdup(tdata->pool, &via->branch_param, branch); } if (with_offer) { pjsip_msg_body *body; pj_str_t mime_application = { "application", 11}; pj_str_t mime_sdp = {"sdp", 3}; dummy_sdp_str.slen = pj_ansi_strlen(dummy_sdp_str.ptr); body = pjsip_msg_body_create(tdata->pool, &mime_application, &mime_sdp, &dummy_sdp_str); tdata->msg->body = body; } status = pjsip_dlg_send_request(dlg, tdata, -1, NULL); pj_assert(status == PJ_SUCCESS); } /* Callback to handle incoming requests. */ static void on_tsx_state(pjsip_transaction *tsx, pjsip_event *event) { if (tsx->role == PJSIP_ROLE_UAC) { if (tsx->method.id == PJSIP_INVITE_METHOD && tsx->state == PJSIP_TSX_STATE_TERMINATED) { #if SAME_BRANCH send_request(&pjsip_ack_method, tsx->cseq, &tsx->branch, ACK_HAS_SDP); #else send_request(&pjsip_ack_method, tsx->cseq, NULL, ACK_HAS_SDP); #endif } } else { if (event->type == PJSIP_EVENT_RX_MSG && tsx->state == PJSIP_TSX_STATE_TRYING) { pjsip_tx_data *tdata; pjsip_dlg_create_response(dlg, event->body.tsx_state.src.rdata, 200, NULL, &tdata); pjsip_dlg_send_response(dlg, tsx, tdata); } } } /* make call */ void make_call(char *uri, pj_bool_t with_offer) { pj_str_t local = pj_str("sip:localhost" PORT_STR); pj_str_t remote = pj_str(uri); pj_status_t status; status = pjsip_dlg_create_uac(pjsip_ua_instance(), &local, &local, &remote, &remote, &dlg); pj_assert(status == PJ_SUCCESS); pjsip_dlg_inc_lock(dlg); status = pjsip_dlg_add_usage(dlg, &mod_app, NULL); pj_assert(status == PJ_SUCCESS); pjsip_dlg_inc_session(dlg, &mod_app); send_request(&pjsip_invite_method, -1, NULL, with_offer); pjsip_dlg_dec_lock(dlg); } /* reinvite */ void reinvite(pj_bool_t with_offer) { send_request(&pjsip_invite_method, -1, NULL, with_offer); } /* hangup call */ void hangup(void) { send_request(&pjsip_bye_method, -1, NULL, PJ_FALSE); pjsip_dlg_dec_session(dlg, &mod_app); } /* * main() * */ int main(int argc, char *argv[]) { pj_caching_pool cp; pj_thread_t *thread; pj_pool_t *pool; pj_status_t status; if (argc != 2) { puts("Error: destination URL needed"); return 0; } /* Must init PJLIB first: */ status = pj_init(); PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); /* Then init PJLIB-UTIL: */ status = pjlib_util_init(); PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); /* Must create a pool factory before we can allocate any memory. */ pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0); /* Create the endpoint: */ status = pjsip_endpt_create(&cp.factory, "sipstateless", &sip_endpt); PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); /* * Add UDP transport, with hard-coded port */ { pj_sockaddr_in addr; addr.sin_family = pj_AF_INET(); addr.sin_addr.s_addr = 0; addr.sin_port = pj_htons(PORT); status = pjsip_udp_transport_start( sip_endpt, &addr, NULL, 1, NULL); if (status != PJ_SUCCESS) { PJ_LOG(3,(THIS_FILE, "Error starting UDP transport (port in use?)")); return 1; } } status = pjsip_tsx_layer_init_module(sip_endpt); pj_assert(status == PJ_SUCCESS); status = pjsip_ua_init_module(sip_endpt, NULL); pj_assert(status == PJ_SUCCESS); /* * Register our module to receive incoming requests. */ status = pjsip_endpt_register_module( sip_endpt, &mod_app); PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); pool = pjsip_endpt_create_pool(sip_endpt, "", 1000, 1000); status = pj_thread_create(pool, "", &worker_thread, NULL, 0, 0, &thread); PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); printf("Destination URL: %s\n", argv[1]); for (;;) { char line[10]; fgets(line, sizeof(line), stdin); switch (line[0]) { case 'm': make_call(argv[1], PJ_FALSE); break; case 'M': make_call(argv[1], PJ_TRUE); break; case 'r': reinvite(PJ_FALSE); break; case 'R': reinvite(PJ_TRUE); break; case 'h': hangup(); break; case 'q': goto on_quit; } } on_quit: quit_flag = 1; pj_thread_join(thread); pjsip_endpt_destroy(sip_endpt); pj_caching_pool_destroy(&cp); pj_shutdown(); return 0; }