Tristan Matthews | 0a329cc | 2013-07-17 13:20:14 -0400 | [diff] [blame] | 1 | /* $Id: invtester.c 3553 2011-05-05 06:14:19Z nanang $ */ |
| 2 | /* |
| 3 | * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| 4 | * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | |
| 21 | /** |
| 22 | * invtester.c |
| 23 | * |
| 24 | * Send INVITE/re-INVITE without SDP. |
| 25 | */ |
| 26 | |
| 27 | |
| 28 | /* Include all headers. */ |
| 29 | #include <pjsip.h> |
| 30 | #include <pjlib-util.h> |
| 31 | #include <pjlib.h> |
| 32 | |
| 33 | #define THIS_FILE "invtester.c" |
| 34 | |
| 35 | #define PORT 50060 |
| 36 | #define PORT_STR ":50060" |
| 37 | #define SAME_BRANCH 0 |
| 38 | #define ACK_HAS_SDP 1 |
| 39 | |
| 40 | static pjsip_endpoint *sip_endpt; |
| 41 | static pj_bool_t quit_flag; |
| 42 | static pjsip_dialog *dlg; |
| 43 | |
| 44 | |
| 45 | /* Callback to handle incoming requests. */ |
| 46 | static void on_tsx_state(pjsip_transaction *tsx, pjsip_event *event); |
| 47 | |
| 48 | static pjsip_module mod_app = |
| 49 | { |
| 50 | NULL, NULL, /* prev, next. */ |
| 51 | { "mod-app", 7 }, /* Name. */ |
| 52 | -1, /* Id */ |
| 53 | PJSIP_MOD_PRIORITY_APPLICATION, /* Priority */ |
| 54 | NULL, /* load() */ |
| 55 | NULL, /* start() */ |
| 56 | NULL, /* stop() */ |
| 57 | NULL, /* unload() */ |
| 58 | NULL, /* on_rx_request() */ |
| 59 | NULL, /* on_rx_response() */ |
| 60 | NULL, /* on_tx_request. */ |
| 61 | NULL, /* on_tx_response() */ |
| 62 | &on_tsx_state /* on_tsx_state() */ |
| 63 | }; |
| 64 | |
| 65 | |
| 66 | /* Worker thread */ |
| 67 | static int worker_thread(void *arg) |
| 68 | { |
| 69 | PJ_UNUSED_ARG(arg); |
| 70 | |
| 71 | while (!quit_flag) { |
| 72 | pj_time_val timeout = {0, 500}; |
| 73 | pjsip_endpt_handle_events(sip_endpt, &timeout); |
| 74 | } |
| 75 | |
| 76 | return 0; |
| 77 | } |
| 78 | |
| 79 | /* Send request */ |
| 80 | static void send_request(const pjsip_method *method, |
| 81 | int cseq, |
| 82 | const pj_str_t *branch, |
| 83 | pj_bool_t with_offer) |
| 84 | { |
| 85 | pjsip_tx_data *tdata; |
| 86 | pj_str_t dummy_sdp_str = |
| 87 | { |
| 88 | "v=0\r\n" |
| 89 | "o=- 3360842071 3360842071 IN IP4 192.168.0.68\r\n" |
| 90 | "s=pjmedia\r\n" |
| 91 | "c=IN IP4 192.168.0.68\r\n" |
| 92 | "t=0 0\r\n" |
| 93 | "m=audio 4000 RTP/AVP 0 101\r\n" |
| 94 | "a=rtcp:4001 IN IP4 192.168.0.68\r\n" |
| 95 | "a=rtpmap:0 PCMU/8000\r\n" |
| 96 | "a=sendrecv\r\n" |
| 97 | "a=rtpmap:101 telephone-event/8000\r\n" |
| 98 | "a=fmtp:101 0-15\r\n", |
| 99 | 0 |
| 100 | }; |
| 101 | pj_status_t status; |
| 102 | |
| 103 | status = pjsip_dlg_create_request(dlg, method, cseq, &tdata); |
| 104 | pj_assert(status == PJ_SUCCESS); |
| 105 | |
| 106 | if (branch) { |
| 107 | pjsip_via_hdr *via; |
| 108 | |
| 109 | via = (pjsip_via_hdr*) pjsip_msg_find_hdr(tdata->msg, PJSIP_H_VIA, NULL); |
| 110 | pj_strdup(tdata->pool, &via->branch_param, branch); |
| 111 | } |
| 112 | |
| 113 | if (with_offer) { |
| 114 | pjsip_msg_body *body; |
| 115 | pj_str_t mime_application = { "application", 11}; |
| 116 | pj_str_t mime_sdp = {"sdp", 3}; |
| 117 | |
| 118 | |
| 119 | dummy_sdp_str.slen = pj_ansi_strlen(dummy_sdp_str.ptr); |
| 120 | body = pjsip_msg_body_create(tdata->pool, |
| 121 | &mime_application, &mime_sdp, |
| 122 | &dummy_sdp_str); |
| 123 | tdata->msg->body = body; |
| 124 | } |
| 125 | |
| 126 | status = pjsip_dlg_send_request(dlg, tdata, -1, NULL); |
| 127 | pj_assert(status == PJ_SUCCESS); |
| 128 | } |
| 129 | |
| 130 | /* Callback to handle incoming requests. */ |
| 131 | static void on_tsx_state(pjsip_transaction *tsx, pjsip_event *event) |
| 132 | { |
| 133 | if (tsx->role == PJSIP_ROLE_UAC) { |
| 134 | if (tsx->method.id == PJSIP_INVITE_METHOD && tsx->state == PJSIP_TSX_STATE_TERMINATED) { |
| 135 | #if SAME_BRANCH |
| 136 | send_request(&pjsip_ack_method, tsx->cseq, &tsx->branch, ACK_HAS_SDP); |
| 137 | #else |
| 138 | send_request(&pjsip_ack_method, tsx->cseq, NULL, ACK_HAS_SDP); |
| 139 | #endif |
| 140 | } |
| 141 | |
| 142 | } else { |
| 143 | if (event->type == PJSIP_EVENT_RX_MSG && tsx->state == PJSIP_TSX_STATE_TRYING) { |
| 144 | pjsip_tx_data *tdata; |
| 145 | |
| 146 | pjsip_dlg_create_response(dlg, event->body.tsx_state.src.rdata, |
| 147 | 200, NULL, &tdata); |
| 148 | pjsip_dlg_send_response(dlg, tsx, tdata); |
| 149 | } |
| 150 | } |
| 151 | } |
| 152 | |
| 153 | /* make call */ |
| 154 | void make_call(char *uri, pj_bool_t with_offer) |
| 155 | { |
| 156 | pj_str_t local = pj_str("sip:localhost" PORT_STR); |
| 157 | pj_str_t remote = pj_str(uri); |
| 158 | pj_status_t status; |
| 159 | |
| 160 | status = pjsip_dlg_create_uac(pjsip_ua_instance(), |
| 161 | &local, &local, &remote, &remote, &dlg); |
| 162 | pj_assert(status == PJ_SUCCESS); |
| 163 | |
| 164 | pjsip_dlg_inc_lock(dlg); |
| 165 | |
| 166 | status = pjsip_dlg_add_usage(dlg, &mod_app, NULL); |
| 167 | pj_assert(status == PJ_SUCCESS); |
| 168 | |
| 169 | pjsip_dlg_inc_session(dlg, &mod_app); |
| 170 | |
| 171 | send_request(&pjsip_invite_method, -1, NULL, with_offer); |
| 172 | |
| 173 | pjsip_dlg_dec_lock(dlg); |
| 174 | } |
| 175 | |
| 176 | /* reinvite */ |
| 177 | void reinvite(pj_bool_t with_offer) |
| 178 | { |
| 179 | send_request(&pjsip_invite_method, -1, NULL, with_offer); |
| 180 | } |
| 181 | |
| 182 | /* hangup call */ |
| 183 | void hangup(void) |
| 184 | { |
| 185 | send_request(&pjsip_bye_method, -1, NULL, PJ_FALSE); |
| 186 | pjsip_dlg_dec_session(dlg, &mod_app); |
| 187 | } |
| 188 | |
| 189 | /* |
| 190 | * main() |
| 191 | * |
| 192 | */ |
| 193 | int main(int argc, char *argv[]) |
| 194 | { |
| 195 | pj_caching_pool cp; |
| 196 | pj_thread_t *thread; |
| 197 | pj_pool_t *pool; |
| 198 | pj_status_t status; |
| 199 | |
| 200 | if (argc != 2) { |
| 201 | puts("Error: destination URL needed"); |
| 202 | return 0; |
| 203 | } |
| 204 | |
| 205 | /* Must init PJLIB first: */ |
| 206 | status = pj_init(); |
| 207 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 208 | |
| 209 | |
| 210 | /* Then init PJLIB-UTIL: */ |
| 211 | status = pjlib_util_init(); |
| 212 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 213 | |
| 214 | /* Must create a pool factory before we can allocate any memory. */ |
| 215 | pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0); |
| 216 | |
| 217 | |
| 218 | /* Create the endpoint: */ |
| 219 | status = pjsip_endpt_create(&cp.factory, "sipstateless", |
| 220 | &sip_endpt); |
| 221 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 222 | |
| 223 | /* |
| 224 | * Add UDP transport, with hard-coded port |
| 225 | */ |
| 226 | { |
| 227 | pj_sockaddr_in addr; |
| 228 | |
| 229 | addr.sin_family = pj_AF_INET(); |
| 230 | addr.sin_addr.s_addr = 0; |
| 231 | addr.sin_port = pj_htons(PORT); |
| 232 | |
| 233 | status = pjsip_udp_transport_start( sip_endpt, &addr, NULL, 1, NULL); |
| 234 | if (status != PJ_SUCCESS) { |
| 235 | PJ_LOG(3,(THIS_FILE, |
| 236 | "Error starting UDP transport (port in use?)")); |
| 237 | return 1; |
| 238 | } |
| 239 | } |
| 240 | |
| 241 | status = pjsip_tsx_layer_init_module(sip_endpt); |
| 242 | pj_assert(status == PJ_SUCCESS); |
| 243 | |
| 244 | status = pjsip_ua_init_module(sip_endpt, NULL); |
| 245 | pj_assert(status == PJ_SUCCESS); |
| 246 | |
| 247 | /* |
| 248 | * Register our module to receive incoming requests. |
| 249 | */ |
| 250 | status = pjsip_endpt_register_module( sip_endpt, &mod_app); |
| 251 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 252 | |
| 253 | pool = pjsip_endpt_create_pool(sip_endpt, "", 1000, 1000); |
| 254 | |
| 255 | status = pj_thread_create(pool, "", &worker_thread, NULL, 0, 0, &thread); |
| 256 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1); |
| 257 | |
| 258 | printf("Destination URL: %s\n", argv[1]); |
| 259 | |
| 260 | for (;;) { |
| 261 | char line[10]; |
| 262 | |
| 263 | fgets(line, sizeof(line), stdin); |
| 264 | |
| 265 | switch (line[0]) { |
| 266 | case 'm': |
| 267 | make_call(argv[1], PJ_FALSE); |
| 268 | break; |
| 269 | case 'M': |
| 270 | make_call(argv[1], PJ_TRUE); |
| 271 | break; |
| 272 | case 'r': |
| 273 | reinvite(PJ_FALSE); |
| 274 | break; |
| 275 | case 'R': |
| 276 | reinvite(PJ_TRUE); |
| 277 | break; |
| 278 | case 'h': |
| 279 | hangup(); |
| 280 | break; |
| 281 | case 'q': |
| 282 | goto on_quit; |
| 283 | } |
| 284 | } |
| 285 | |
| 286 | on_quit: |
| 287 | quit_flag = 1; |
| 288 | pj_thread_join(thread); |
| 289 | |
| 290 | pjsip_endpt_destroy(sip_endpt); |
| 291 | pj_caching_pool_destroy(&cp); |
| 292 | pj_shutdown(); |
| 293 | return 0; |
| 294 | } |
| 295 | |