diff options
Diffstat (limited to 'pjsip-apps')
-rw-r--r-- | pjsip-apps/src/samples/invtester.c | 294 |
1 files changed, 294 insertions, 0 deletions
diff --git a/pjsip-apps/src/samples/invtester.c b/pjsip-apps/src/samples/invtester.c new file mode 100644 index 00000000..734e8e9b --- /dev/null +++ b/pjsip-apps/src/samples/invtester.c @@ -0,0 +1,294 @@ +/* $Id$ */ +/* + * Copyright (C) 2003-2007 Benny Prijono <benny@prijono.org> + * + * 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 <pjsip.h> +#include <pjlib-util.h> +#include <pjlib.h> + +#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; +} + |