Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 1 | /* $Id$ */ |
| 2 | /* |
| 3 | * Copyright (C) 2003-2006 Benny Prijono <benny@prijono.org> |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 18 | */ |
Benny Prijono | 4f9f64e | 2006-02-27 00:00:30 +0000 | [diff] [blame] | 19 | #include <pjsua-lib/pjsua.h> |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 20 | #include <pjsua-lib/pjsua_internal.h> |
| 21 | |
| 22 | |
| 23 | #define THIS_FILE "pjsua_call.c" |
| 24 | |
| 25 | |
| 26 | /* This callback receives notification from invite session when the |
| 27 | * session state has changed. |
| 28 | */ |
| 29 | static void pjsua_call_on_state_changed(pjsip_inv_session *inv, |
| 30 | pjsip_event *e); |
| 31 | |
| 32 | /* This callback is called by invite session framework when UAC session |
| 33 | * has forked. |
| 34 | */ |
| 35 | static void pjsua_call_on_forked( pjsip_inv_session *inv, |
| 36 | pjsip_event *e); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 37 | |
| 38 | /* |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 39 | * Callback to be called when SDP offer/answer negotiation has just completed |
| 40 | * in the session. This function will start/update media if negotiation |
| 41 | * has succeeded. |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 42 | */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 43 | static void pjsua_call_on_media_update(pjsip_inv_session *inv, |
| 44 | pj_status_t status); |
Benny Prijono | 105217f | 2006-03-06 16:25:59 +0000 | [diff] [blame] | 45 | |
| 46 | /* |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 47 | * Called when session received new offer. |
Benny Prijono | 105217f | 2006-03-06 16:25:59 +0000 | [diff] [blame] | 48 | */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 49 | static void pjsua_call_on_rx_offer(pjsip_inv_session *inv, |
| 50 | const pjmedia_sdp_session *offer); |
| 51 | |
| 52 | /* |
| 53 | * This callback is called when transaction state has changed in INVITE |
| 54 | * session. We use this to trap: |
| 55 | * - incoming REFER request. |
| 56 | * - incoming MESSAGE request. |
| 57 | */ |
| 58 | static void pjsua_call_on_tsx_state_changed(pjsip_inv_session *inv, |
| 59 | pjsip_transaction *tsx, |
| 60 | pjsip_event *e); |
| 61 | |
| 62 | |
| 63 | /* Destroy the call's media */ |
| 64 | static pj_status_t call_destroy_media(int call_id); |
| 65 | |
| 66 | /* Create inactive SDP for call hold. */ |
| 67 | static pj_status_t create_inactive_sdp(pjsua_call *call, |
| 68 | pjmedia_sdp_session **p_answer); |
| 69 | |
| 70 | |
| 71 | /* |
| 72 | * Reset call descriptor. |
| 73 | */ |
| 74 | static void reset_call(pjsua_call_id id) |
Benny Prijono | 105217f | 2006-03-06 16:25:59 +0000 | [diff] [blame] | 75 | { |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 76 | pjsua_call *call = &pjsua_var.calls[id]; |
Benny Prijono | 105217f | 2006-03-06 16:25:59 +0000 | [diff] [blame] | 77 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 78 | call->index = id; |
| 79 | call->inv = NULL; |
| 80 | call->user_data = NULL; |
| 81 | call->session = NULL; |
| 82 | call->xfer_sub = NULL; |
| 83 | call->last_code = 0; |
| 84 | call->conf_slot = PJSUA_INVALID_ID; |
| 85 | call->last_text.ptr = call->last_text_buf_; |
| 86 | call->last_text.slen = 0; |
Benny Prijono | 105217f | 2006-03-06 16:25:59 +0000 | [diff] [blame] | 87 | } |
| 88 | |
| 89 | |
Benny Prijono | 275fd68 | 2006-03-22 11:59:11 +0000 | [diff] [blame] | 90 | /* |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 91 | * Init call subsystem. |
Benny Prijono | 275fd68 | 2006-03-22 11:59:11 +0000 | [diff] [blame] | 92 | */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 93 | pj_status_t pjsua_call_subsys_init(const pjsua_config *cfg) |
Benny Prijono | 275fd68 | 2006-03-22 11:59:11 +0000 | [diff] [blame] | 94 | { |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 95 | pjsip_inv_callback inv_cb; |
| 96 | unsigned i; |
| 97 | pj_status_t status; |
Benny Prijono | 275fd68 | 2006-03-22 11:59:11 +0000 | [diff] [blame] | 98 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 99 | /* Init calls array. */ |
| 100 | for (i=0; i<PJ_ARRAY_SIZE(pjsua_var.calls); ++i) |
| 101 | reset_call(i); |
Benny Prijono | 275fd68 | 2006-03-22 11:59:11 +0000 | [diff] [blame] | 102 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 103 | /* Copy config */ |
| 104 | pjsua_config_dup(pjsua_var.pool, &pjsua_var.ua_cfg, cfg); |
Benny Prijono | 275fd68 | 2006-03-22 11:59:11 +0000 | [diff] [blame] | 105 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 106 | /* Initialize invite session callback. */ |
| 107 | pj_memset(&inv_cb, 0, sizeof(inv_cb)); |
| 108 | inv_cb.on_state_changed = &pjsua_call_on_state_changed; |
| 109 | inv_cb.on_new_session = &pjsua_call_on_forked; |
| 110 | inv_cb.on_media_update = &pjsua_call_on_media_update; |
| 111 | inv_cb.on_rx_offer = &pjsua_call_on_rx_offer; |
| 112 | inv_cb.on_tsx_state_changed = &pjsua_call_on_tsx_state_changed; |
Benny Prijono | 275fd68 | 2006-03-22 11:59:11 +0000 | [diff] [blame] | 113 | |
Benny Prijono | 275fd68 | 2006-03-22 11:59:11 +0000 | [diff] [blame] | 114 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 115 | /* Initialize invite session module: */ |
| 116 | status = pjsip_inv_usage_init(pjsua_var.endpt, &inv_cb); |
| 117 | PJ_ASSERT_RETURN(status == PJ_SUCCESS, status); |
| 118 | |
| 119 | return status; |
| 120 | } |
| 121 | |
| 122 | |
| 123 | /* |
| 124 | * Start call subsystem. |
| 125 | */ |
| 126 | pj_status_t pjsua_call_subsys_start(void) |
| 127 | { |
| 128 | /* Nothing to do */ |
Benny Prijono | 275fd68 | 2006-03-22 11:59:11 +0000 | [diff] [blame] | 129 | return PJ_SUCCESS; |
| 130 | } |
| 131 | |
| 132 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 133 | /* |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 134 | * Get maximum number of calls configured in pjsua. |
| 135 | */ |
Benny Prijono | 8b1889b | 2006-06-06 18:40:40 +0000 | [diff] [blame] | 136 | PJ_DEF(unsigned) pjsua_call_get_max_count(void) |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 137 | { |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 138 | return pjsua_var.ua_cfg.max_calls; |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 142 | /* |
| 143 | * Get number of currently active calls. |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 144 | */ |
Benny Prijono | 8b1889b | 2006-06-06 18:40:40 +0000 | [diff] [blame] | 145 | PJ_DEF(unsigned) pjsua_call_get_count(void) |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 146 | { |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 147 | return pjsua_var.call_cnt; |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 148 | } |
| 149 | |
| 150 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 151 | /* |
| 152 | * Enum calls. |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 153 | */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 154 | PJ_DEF(pj_status_t) pjsua_enum_calls( pjsua_call_id ids[], |
| 155 | unsigned *count) |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 156 | { |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 157 | unsigned i, c; |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 158 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 159 | PJ_ASSERT_RETURN(ids && *count, PJ_EINVAL); |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 160 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 161 | PJSUA_LOCK(); |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 162 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 163 | for (i=0, c=0; c<*count && i<pjsua_var.ua_cfg.max_calls; ++i) { |
| 164 | if (!pjsua_var.calls[i].inv) |
| 165 | continue; |
| 166 | ids[c] = i; |
| 167 | ++c; |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 168 | } |
| 169 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 170 | *count = c; |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 171 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 172 | PJSUA_UNLOCK(); |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 173 | |
| 174 | return PJ_SUCCESS; |
| 175 | } |
| 176 | |
| 177 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 178 | /* |
| 179 | * Make outgoing call to the specified URI using the specified account. |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 180 | */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 181 | PJ_DEF(pj_status_t) pjsua_call_make_call( pjsua_acc_id acc_id, |
| 182 | const pj_str_t *dest_uri, |
| 183 | unsigned options, |
| 184 | void *user_data, |
| 185 | const pjsua_msg_data *msg_data, |
| 186 | pjsua_call_id *p_call_id) |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 187 | { |
Benny Prijono | 1c2bf46 | 2006-03-05 11:54:02 +0000 | [diff] [blame] | 188 | pjsip_dialog *dlg = NULL; |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 189 | pjmedia_sdp_session *offer; |
Benny Prijono | 1c2bf46 | 2006-03-05 11:54:02 +0000 | [diff] [blame] | 190 | pjsip_inv_session *inv = NULL; |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 191 | pjsua_acc *acc; |
| 192 | pjsua_call *call; |
| 193 | unsigned call_id; |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 194 | pjsip_tx_data *tdata; |
| 195 | pj_status_t status; |
| 196 | |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 197 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 198 | /* Check that account is valid */ |
| 199 | PJ_ASSERT_RETURN(acc_id>=0 || acc_id<PJ_ARRAY_SIZE(pjsua_var.acc), |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 200 | PJ_EINVAL); |
| 201 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 202 | /* Options must be zero for now */ |
| 203 | PJ_ASSERT_RETURN(options == 0, PJ_EINVAL); |
| 204 | |
| 205 | PJSUA_LOCK(); |
| 206 | |
| 207 | acc = &pjsua_var.acc[acc_id]; |
| 208 | if (!acc->valid) { |
| 209 | pjsua_perror(THIS_FILE, "Unable to make call because account " |
| 210 | "is not valid", PJ_EINVALIDOP); |
| 211 | PJSUA_UNLOCK(); |
| 212 | return PJ_EINVALIDOP; |
| 213 | } |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 214 | |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 215 | /* Find free call slot. */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 216 | for (call_id=0; call_id<pjsua_var.ua_cfg.max_calls; ++call_id) { |
| 217 | if (pjsua_var.calls[call_id].inv == NULL) |
Benny Prijono | f04ffdd | 2006-02-21 00:11:18 +0000 | [diff] [blame] | 218 | break; |
| 219 | } |
| 220 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 221 | if (call_id == pjsua_var.ua_cfg.max_calls) { |
| 222 | pjsua_perror(THIS_FILE, "Error making file", PJ_ETOOMANY); |
| 223 | PJSUA_UNLOCK(); |
Benny Prijono | f04ffdd | 2006-02-21 00:11:18 +0000 | [diff] [blame] | 224 | return PJ_ETOOMANY; |
| 225 | } |
| 226 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 227 | call = &pjsua_var.calls[call_id]; |
| 228 | |
Benny Prijono | e21e784 | 2006-04-09 16:46:05 +0000 | [diff] [blame] | 229 | /* Mark call start time. */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 230 | pj_gettimeofday(&call->start_time); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 231 | |
Benny Prijono | e21e784 | 2006-04-09 16:46:05 +0000 | [diff] [blame] | 232 | /* Reset first response time */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 233 | call->res_time.sec = 0; |
Benny Prijono | e21e784 | 2006-04-09 16:46:05 +0000 | [diff] [blame] | 234 | |
| 235 | /* Create outgoing dialog: */ |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 236 | status = pjsip_dlg_create_uac( pjsip_ua_instance(), |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 237 | &acc->cfg.id, &acc->cfg.contact, |
| 238 | dest_uri, dest_uri, &dlg); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 239 | if (status != PJ_SUCCESS) { |
Benny Prijono | bcaed6c | 2006-02-19 15:37:19 +0000 | [diff] [blame] | 240 | pjsua_perror(THIS_FILE, "Dialog creation failed", status); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 241 | PJSUA_UNLOCK(); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 242 | return status; |
| 243 | } |
| 244 | |
| 245 | /* Get media capability from media endpoint: */ |
| 246 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 247 | status = pjmedia_endpt_create_sdp( pjsua_var.med_endpt, dlg->pool, 1, |
| 248 | &call->skinfo, &offer); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 249 | if (status != PJ_SUCCESS) { |
Benny Prijono | bcaed6c | 2006-02-19 15:37:19 +0000 | [diff] [blame] | 250 | pjsua_perror(THIS_FILE, "pjmedia unable to create SDP", status); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 251 | goto on_error; |
| 252 | } |
| 253 | |
| 254 | /* Create the INVITE session: */ |
| 255 | |
| 256 | status = pjsip_inv_create_uac( dlg, offer, 0, &inv); |
| 257 | if (status != PJ_SUCCESS) { |
Benny Prijono | bcaed6c | 2006-02-19 15:37:19 +0000 | [diff] [blame] | 258 | pjsua_perror(THIS_FILE, "Invite session creation failed", status); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 259 | goto on_error; |
| 260 | } |
| 261 | |
| 262 | |
| 263 | /* Create and associate our data in the session. */ |
| 264 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 265 | call->inv = inv; |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 266 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 267 | dlg->mod_data[pjsua_var.mod.id] = call; |
| 268 | inv->mod_data[pjsua_var.mod.id] = call; |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 269 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 270 | /* Attach user data */ |
| 271 | call->user_data = user_data; |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 272 | |
| 273 | /* Set dialog Route-Set: */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 274 | if (!pj_list_empty(&acc->route_set)) |
| 275 | pjsip_dlg_set_route_set(dlg, &acc->route_set); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 276 | |
| 277 | |
| 278 | /* Set credentials: */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 279 | if (acc->cred_cnt) { |
Benny Prijono | dc39fe8 | 2006-05-26 12:17:46 +0000 | [diff] [blame] | 280 | pjsip_auth_clt_set_credentials( &dlg->auth_sess, |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 281 | acc->cred_cnt, acc->cred); |
Benny Prijono | dc39fe8 | 2006-05-26 12:17:46 +0000 | [diff] [blame] | 282 | } |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 283 | |
| 284 | |
| 285 | /* Create initial INVITE: */ |
| 286 | |
| 287 | status = pjsip_inv_invite(inv, &tdata); |
| 288 | if (status != PJ_SUCCESS) { |
Benny Prijono | bcaed6c | 2006-02-19 15:37:19 +0000 | [diff] [blame] | 289 | pjsua_perror(THIS_FILE, "Unable to create initial INVITE request", |
| 290 | status); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 291 | goto on_error; |
| 292 | } |
| 293 | |
| 294 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 295 | /* Add additional headers etc */ |
| 296 | |
| 297 | pjsua_process_msg_data( tdata, msg_data); |
| 298 | |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 299 | /* Send initial INVITE: */ |
| 300 | |
Benny Prijono | e8b0d3b | 2006-03-17 17:57:52 +0000 | [diff] [blame] | 301 | status = pjsip_inv_send_msg(inv, tdata); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 302 | if (status != PJ_SUCCESS) { |
Benny Prijono | bcaed6c | 2006-02-19 15:37:19 +0000 | [diff] [blame] | 303 | pjsua_perror(THIS_FILE, "Unable to send initial INVITE request", |
| 304 | status); |
Benny Prijono | dc39fe8 | 2006-05-26 12:17:46 +0000 | [diff] [blame] | 305 | |
| 306 | /* Upon failure to send first request, both dialog and invite |
| 307 | * session would have been cleared. |
| 308 | */ |
| 309 | inv = NULL; |
| 310 | dlg = NULL; |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 311 | goto on_error; |
| 312 | } |
| 313 | |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 314 | /* Done. */ |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 315 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 316 | ++pjsua_var.call_cnt; |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 317 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 318 | if (p_call_id) |
| 319 | *p_call_id = call_id; |
| 320 | |
| 321 | PJSUA_UNLOCK(); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 322 | |
| 323 | return PJ_SUCCESS; |
| 324 | |
| 325 | |
| 326 | on_error: |
Benny Prijono | 1c2bf46 | 2006-03-05 11:54:02 +0000 | [diff] [blame] | 327 | if (inv != NULL) { |
| 328 | pjsip_inv_terminate(inv, PJSIP_SC_OK, PJ_FALSE); |
Benny Prijono | dc39fe8 | 2006-05-26 12:17:46 +0000 | [diff] [blame] | 329 | } else if (dlg) { |
Benny Prijono | 1c2bf46 | 2006-03-05 11:54:02 +0000 | [diff] [blame] | 330 | pjsip_dlg_terminate(dlg); |
| 331 | } |
| 332 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 333 | if (call_id != -1) { |
| 334 | reset_call(call_id); |
Benny Prijono | dc39fe8 | 2006-05-26 12:17:46 +0000 | [diff] [blame] | 335 | } |
| 336 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 337 | PJSUA_UNLOCK(); |
Benny Prijono | 8b1889b | 2006-06-06 18:40:40 +0000 | [diff] [blame] | 338 | return status; |
Benny Prijono | dc39fe8 | 2006-05-26 12:17:46 +0000 | [diff] [blame] | 339 | } |
| 340 | |
| 341 | |
| 342 | /** |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 343 | * Handle incoming INVITE request. |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 344 | * Called by pjsua_core.c |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 345 | */ |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 346 | pj_bool_t pjsua_call_on_incoming(pjsip_rx_data *rdata) |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 347 | { |
| 348 | pjsip_dialog *dlg = pjsip_rdata_get_dlg(rdata); |
| 349 | pjsip_transaction *tsx = pjsip_rdata_get_tsx(rdata); |
| 350 | pjsip_msg *msg = rdata->msg_info.msg; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 351 | pjsip_tx_data *response = NULL; |
| 352 | unsigned options = 0; |
Benny Prijono | 1c2bf46 | 2006-03-05 11:54:02 +0000 | [diff] [blame] | 353 | pjsip_inv_session *inv = NULL; |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 354 | int acc_id; |
| 355 | pjsua_call *call; |
| 356 | int call_id = -1; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 357 | pjmedia_sdp_session *answer; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 358 | pj_status_t status; |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 359 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 360 | /* Don't want to handle anything but INVITE */ |
| 361 | if (msg->line.req.method.id != PJSIP_INVITE_METHOD) |
| 362 | return PJ_FALSE; |
| 363 | |
| 364 | /* Don't want to handle anything that's already associated with |
| 365 | * existing dialog or transaction. |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 366 | */ |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 367 | if (dlg || tsx) |
| 368 | return PJ_FALSE; |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 369 | |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 370 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 371 | /* Verify that we can handle the request. */ |
| 372 | status = pjsip_inv_verify_request(rdata, &options, NULL, NULL, |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 373 | pjsua_var.endpt, &response); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 374 | if (status != PJ_SUCCESS) { |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 375 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 376 | /* |
| 377 | * No we can't handle the incoming INVITE request. |
| 378 | */ |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 379 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 380 | if (response) { |
| 381 | pjsip_response_addr res_addr; |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 382 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 383 | pjsip_get_response_addr(response->pool, rdata, &res_addr); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 384 | pjsip_endpt_send_response(pjsua_var.endpt, &res_addr, response, |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 385 | NULL, NULL); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 386 | |
| 387 | } else { |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 388 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 389 | /* Respond with 500 (Internal Server Error) */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 390 | pjsip_endpt_respond_stateless(pjsua_var.endpt, rdata, 500, NULL, |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 391 | NULL, NULL); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 392 | } |
| 393 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 394 | return PJ_TRUE; |
| 395 | } |
| 396 | |
| 397 | |
| 398 | /* |
| 399 | * Yes we can handle the incoming INVITE request. |
| 400 | */ |
| 401 | |
| 402 | /* Find free call slot. */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 403 | for (call_id=0; call_id<(int)pjsua_var.ua_cfg.max_calls; ++call_id) { |
| 404 | if (pjsua_var.calls[call_id].inv == NULL) |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 405 | break; |
| 406 | } |
| 407 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 408 | if (call_id == (int)pjsua_var.ua_cfg.max_calls) { |
| 409 | pjsip_endpt_respond_stateless(pjsua_var.endpt, rdata, |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 410 | PJSIP_SC_BUSY_HERE, NULL, |
| 411 | NULL, NULL); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 412 | return PJ_TRUE; |
| 413 | } |
| 414 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 415 | /* Clear call descriptor */ |
| 416 | reset_call(call_id); |
Benny Prijono | e21e784 | 2006-04-09 16:46:05 +0000 | [diff] [blame] | 417 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 418 | call = &pjsua_var.calls[call_id]; |
| 419 | |
| 420 | /* Mark call start time. */ |
| 421 | pj_gettimeofday(&call->start_time); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 422 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 423 | /* Get media capability from media endpoint: */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 424 | status = pjmedia_endpt_create_sdp( pjsua_var.med_endpt, |
| 425 | rdata->tp_info.pool, 1, |
| 426 | &call->skinfo, &answer ); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 427 | if (status != PJ_SUCCESS) { |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 428 | pjsip_endpt_respond_stateless(pjsua_var.endpt, rdata, 500, NULL, |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 429 | NULL, NULL); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 430 | return PJ_TRUE; |
| 431 | } |
| 432 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 433 | /* |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 434 | * Get which account is most likely to be associated with this incoming |
| 435 | * call. We need the account to find which contact URI to put for |
| 436 | * the call. |
| 437 | */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 438 | acc_id = pjsua_acc_find_for_incoming(rdata); |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 439 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 440 | /* Create dialog: */ |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 441 | status = pjsip_dlg_create_uas( pjsip_ua_instance(), rdata, |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 442 | &pjsua_var.acc[acc_id].cfg.contact, |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 443 | &dlg); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 444 | if (status != PJ_SUCCESS) { |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 445 | pjsip_endpt_respond_stateless(pjsua_var.endpt, rdata, 500, NULL, |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 446 | NULL, NULL); |
| 447 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 448 | return PJ_TRUE; |
| 449 | } |
| 450 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 451 | /* Set credentials */ |
| 452 | if (pjsua_var.acc[acc_id].cred_cnt) { |
| 453 | pjsip_auth_clt_set_credentials(&dlg->auth_sess, |
| 454 | pjsua_var.acc[acc_id].cred_cnt, |
| 455 | pjsua_var.acc[acc_id].cred); |
| 456 | } |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 457 | |
| 458 | /* Create invite session: */ |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 459 | status = pjsip_inv_create_uas( dlg, rdata, answer, 0, &inv); |
| 460 | if (status != PJ_SUCCESS) { |
Benny Prijono | b080837 | 2006-03-02 21:18:58 +0000 | [diff] [blame] | 461 | pjsip_dlg_respond(dlg, rdata, 500, NULL, NULL, NULL); |
Benny Prijono | 1c2bf46 | 2006-03-05 11:54:02 +0000 | [diff] [blame] | 462 | pjsip_dlg_terminate(dlg); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 463 | return PJ_TRUE; |
| 464 | } |
| 465 | |
| 466 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 467 | /* Create and attach pjsua_var data to the dialog: */ |
| 468 | call->inv = inv; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 469 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 470 | dlg->mod_data[pjsua_var.mod.id] = call; |
| 471 | inv->mod_data[pjsua_var.mod.id] = call; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 472 | |
| 473 | |
Benny Prijono | 64f851e | 2006-02-23 13:49:28 +0000 | [diff] [blame] | 474 | /* Must answer with some response to initial INVITE. |
Benny Prijono | 64f851e | 2006-02-23 13:49:28 +0000 | [diff] [blame] | 475 | */ |
Benny Prijono | 64f851e | 2006-02-23 13:49:28 +0000 | [diff] [blame] | 476 | status = pjsip_inv_initial_answer(inv, rdata, |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 477 | 100, NULL, NULL, &response); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 478 | if (status != PJ_SUCCESS) { |
Benny Prijono | ccb03fa | 2006-03-06 13:35:47 +0000 | [diff] [blame] | 479 | pjsua_perror(THIS_FILE, "Unable to send answer to incoming INVITE", |
| 480 | status); |
| 481 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 482 | pjsip_dlg_respond(dlg, rdata, 500, NULL, NULL, NULL); |
| 483 | pjsip_inv_terminate(inv, 500, PJ_FALSE); |
Benny Prijono | ccb03fa | 2006-03-06 13:35:47 +0000 | [diff] [blame] | 484 | return PJ_TRUE; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 485 | |
| 486 | } else { |
Benny Prijono | e8b0d3b | 2006-03-17 17:57:52 +0000 | [diff] [blame] | 487 | status = pjsip_inv_send_msg(inv, response); |
Benny Prijono | d2ae29d | 2006-02-22 15:42:31 +0000 | [diff] [blame] | 488 | if (status != PJ_SUCCESS) |
| 489 | pjsua_perror(THIS_FILE, "Unable to send 100 response", status); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 490 | } |
| 491 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 492 | ++pjsua_var.call_cnt; |
Benny Prijono | 64f851e | 2006-02-23 13:49:28 +0000 | [diff] [blame] | 493 | |
Benny Prijono | 105217f | 2006-03-06 16:25:59 +0000 | [diff] [blame] | 494 | |
Benny Prijono | 8b1889b | 2006-06-06 18:40:40 +0000 | [diff] [blame] | 495 | /* Notify application */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 496 | if (pjsua_var.ua_cfg.cb.on_incoming_call) |
| 497 | pjsua_var.ua_cfg.cb.on_incoming_call(acc_id, call_id, rdata); |
Benny Prijono | 8b1889b | 2006-06-06 18:40:40 +0000 | [diff] [blame] | 498 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 499 | /* This INVITE request has been handled. */ |
| 500 | return PJ_TRUE; |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 501 | } |
| 502 | |
| 503 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 504 | |
| 505 | /* |
| 506 | * Check if the specified call has active INVITE session and the INVITE |
| 507 | * session has not been disconnected. |
| 508 | */ |
| 509 | PJ_DEF(pj_bool_t) pjsua_call_is_active(pjsua_call_id call_id) |
| 510 | { |
| 511 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 512 | PJ_EINVAL); |
| 513 | return pjsua_var.calls[call_id].inv != NULL && |
| 514 | pjsua_var.calls[call_id].inv->state != PJSIP_INV_STATE_DISCONNECTED; |
| 515 | } |
| 516 | |
| 517 | |
| 518 | /* |
| 519 | * Check if call has an active media session. |
| 520 | */ |
| 521 | PJ_DEF(pj_bool_t) pjsua_call_has_media(pjsua_call_id call_id) |
| 522 | { |
| 523 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 524 | PJ_EINVAL); |
| 525 | return pjsua_var.calls[call_id].session != NULL; |
| 526 | } |
| 527 | |
| 528 | |
| 529 | /* |
| 530 | * Get the conference port identification associated with the call. |
| 531 | */ |
| 532 | PJ_DEF(pjsua_conf_port_id) pjsua_call_get_conf_port(pjsua_call_id call_id) |
| 533 | { |
| 534 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 535 | PJ_EINVAL); |
| 536 | return pjsua_var.calls[call_id].conf_slot; |
| 537 | } |
| 538 | |
| 539 | |
| 540 | /* |
| 541 | * Obtain detail information about the specified call. |
| 542 | */ |
| 543 | PJ_DEF(pj_status_t) pjsua_call_get_info( pjsua_call_id call_id, |
| 544 | pjsua_call_info *info) |
| 545 | { |
| 546 | pjsua_call *call; |
| 547 | |
| 548 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 549 | PJ_EINVAL); |
| 550 | |
| 551 | pj_memset(info, 0, sizeof(*info)); |
| 552 | |
| 553 | PJSUA_LOCK(); |
| 554 | |
| 555 | call = &pjsua_var.calls[call_id]; |
| 556 | |
| 557 | if (call->inv == NULL) { |
| 558 | PJSUA_UNLOCK(); |
| 559 | return PJ_SUCCESS; |
| 560 | } |
| 561 | |
| 562 | pjsip_dlg_inc_lock(call->inv->dlg); |
| 563 | |
| 564 | |
| 565 | /* id and role */ |
| 566 | info->id = call_id; |
| 567 | info->role = call->inv->role; |
| 568 | |
| 569 | /* local info */ |
| 570 | info->local_info.ptr = info->buf_.local_info; |
| 571 | pj_strncpy(&info->local_info, &call->inv->dlg->local.info_str, |
| 572 | sizeof(info->buf_.local_info)); |
| 573 | |
| 574 | /* local contact */ |
| 575 | info->local_contact.ptr = info->buf_.local_contact; |
| 576 | info->local_contact.slen = pjsip_uri_print(PJSIP_URI_IN_CONTACT_HDR, |
| 577 | call->inv->dlg->local.contact->uri, |
| 578 | info->local_contact.ptr, |
| 579 | sizeof(info->buf_.local_contact)); |
| 580 | |
| 581 | /* remote info */ |
| 582 | info->remote_info.ptr = info->buf_.remote_info; |
| 583 | pj_strncpy(&info->remote_info, &call->inv->dlg->remote.info_str, |
| 584 | sizeof(info->buf_.remote_info)); |
| 585 | |
| 586 | /* remote contact */ |
| 587 | if (call->inv->dlg->remote.contact) { |
| 588 | int len; |
| 589 | info->remote_contact.ptr = info->buf_.remote_contact; |
| 590 | len = pjsip_uri_print(PJSIP_URI_IN_CONTACT_HDR, |
| 591 | call->inv->dlg->remote.contact->uri, |
| 592 | info->remote_contact.ptr, |
| 593 | sizeof(info->buf_.remote_contact)); |
| 594 | if (len < 0) len = 0; |
| 595 | info->remote_contact.slen = len; |
| 596 | } else { |
| 597 | info->remote_contact.slen = 0; |
| 598 | } |
| 599 | |
| 600 | /* call id */ |
| 601 | info->call_id.ptr = info->buf_.call_id; |
| 602 | pj_strncpy(&info->call_id, &call->inv->dlg->call_id->id, |
| 603 | sizeof(info->buf_.call_id)); |
| 604 | |
| 605 | /* state, state_text */ |
| 606 | info->state = call->inv->state; |
| 607 | info->state_text = pj_str((char*)pjsip_inv_state_name(info->state)); |
| 608 | |
| 609 | /* If call is disconnected, set the last_status from the cause code */ |
| 610 | if (call->inv->state >= PJSIP_INV_STATE_DISCONNECTED) { |
| 611 | /* last_status, last_status_text */ |
| 612 | info->last_status = call->inv->cause; |
| 613 | |
| 614 | info->last_status_text.ptr = info->buf_.last_status_text; |
| 615 | pj_strncpy(&info->last_status_text, &call->inv->cause_text, |
| 616 | sizeof(info->buf_.last_status_text)); |
| 617 | } else { |
| 618 | /* last_status, last_status_text */ |
| 619 | info->last_status = call->last_code; |
| 620 | |
| 621 | info->last_status_text.ptr = info->buf_.last_status_text; |
| 622 | pj_strncpy(&info->last_status_text, &call->last_text, |
| 623 | sizeof(info->buf_.last_status_text)); |
| 624 | } |
| 625 | |
| 626 | /* media status and dir */ |
| 627 | info->media_status = call->media_st; |
| 628 | info->media_dir = call->media_dir; |
| 629 | |
| 630 | |
| 631 | /* conference slot number */ |
| 632 | info->conf_slot = call->conf_slot; |
| 633 | |
| 634 | /* calculate duration */ |
| 635 | if (info->state >= PJSIP_INV_STATE_DISCONNECTED) { |
| 636 | |
| 637 | info->total_duration = call->dis_time; |
| 638 | PJ_TIME_VAL_SUB(info->total_duration, call->start_time); |
| 639 | |
| 640 | if (call->conn_time.sec) { |
| 641 | info->connect_duration = call->dis_time; |
| 642 | PJ_TIME_VAL_SUB(info->connect_duration, call->conn_time); |
| 643 | } |
| 644 | |
| 645 | } else if (info->state == PJSIP_INV_STATE_CONFIRMED) { |
| 646 | |
| 647 | pj_gettimeofday(&info->total_duration); |
| 648 | PJ_TIME_VAL_SUB(info->total_duration, call->start_time); |
| 649 | |
| 650 | pj_gettimeofday(&info->connect_duration); |
| 651 | PJ_TIME_VAL_SUB(info->connect_duration, call->conn_time); |
| 652 | |
| 653 | } else { |
| 654 | pj_gettimeofday(&info->total_duration); |
| 655 | PJ_TIME_VAL_SUB(info->total_duration, call->start_time); |
| 656 | } |
| 657 | |
| 658 | pjsip_dlg_dec_lock(call->inv->dlg); |
| 659 | PJSUA_UNLOCK(); |
| 660 | |
| 661 | return PJ_SUCCESS; |
| 662 | } |
| 663 | |
| 664 | |
| 665 | /* |
| 666 | * Attach application specific data to the call. |
| 667 | */ |
| 668 | PJ_DEF(pj_status_t) pjsua_call_set_user_data( pjsua_call_id call_id, |
| 669 | void *user_data) |
| 670 | { |
| 671 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 672 | PJ_EINVAL); |
| 673 | pjsua_var.calls[call_id].user_data = user_data; |
| 674 | |
| 675 | return PJ_SUCCESS; |
| 676 | } |
| 677 | |
| 678 | |
| 679 | /* |
| 680 | * Get user data attached to the call. |
| 681 | */ |
| 682 | PJ_DEF(void*) pjsua_call_get_user_data(pjsua_call_id call_id) |
| 683 | { |
| 684 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 685 | NULL); |
| 686 | return pjsua_var.calls[call_id].user_data; |
| 687 | } |
| 688 | |
| 689 | |
| 690 | /* |
| 691 | * Send response to incoming INVITE request. |
| 692 | */ |
| 693 | PJ_DEF(pj_status_t) pjsua_call_answer( pjsua_call_id call_id, |
| 694 | unsigned code, |
| 695 | const pj_str_t *reason, |
| 696 | const pjsua_msg_data *msg_data) |
| 697 | { |
| 698 | pjsua_call *call; |
| 699 | pjsip_tx_data *tdata; |
| 700 | pj_status_t status; |
| 701 | |
| 702 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 703 | PJ_EINVAL); |
| 704 | |
| 705 | PJSUA_LOCK(); |
| 706 | |
| 707 | call = &pjsua_var.calls[call_id]; |
| 708 | |
| 709 | if (call->inv == NULL) { |
| 710 | PJ_LOG(3,(THIS_FILE, "Call %d already disconnected", call_id)); |
| 711 | PJSUA_UNLOCK(); |
| 712 | return PJSIP_ESESSIONTERMINATED; |
| 713 | } |
| 714 | |
Benny Prijono | 2e507c2 | 2006-06-23 15:04:11 +0000 | [diff] [blame] | 715 | if (call->res_time.sec == 0) |
| 716 | pj_gettimeofday(&call->res_time); |
| 717 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 718 | /* Create response message */ |
| 719 | status = pjsip_inv_answer(call->inv, code, reason, NULL, &tdata); |
| 720 | if (status != PJ_SUCCESS) { |
| 721 | pjsua_perror(THIS_FILE, "Error creating response", |
| 722 | status); |
| 723 | PJSUA_UNLOCK(); |
| 724 | return status; |
| 725 | } |
| 726 | |
| 727 | /* Add additional headers etc */ |
| 728 | pjsua_process_msg_data( tdata, msg_data); |
| 729 | |
| 730 | /* Send the message */ |
| 731 | status = pjsip_inv_send_msg(call->inv, tdata); |
| 732 | if (status != PJ_SUCCESS) |
| 733 | pjsua_perror(THIS_FILE, "Error sending response", |
| 734 | status); |
| 735 | |
| 736 | PJSUA_UNLOCK(); |
| 737 | |
| 738 | return status; |
| 739 | } |
| 740 | |
| 741 | |
| 742 | /* |
| 743 | * Hangup call by using method that is appropriate according to the |
| 744 | * call state. |
| 745 | */ |
| 746 | PJ_DEF(pj_status_t) pjsua_call_hangup(pjsua_call_id call_id, |
| 747 | unsigned code, |
| 748 | const pj_str_t *reason, |
| 749 | const pjsua_msg_data *msg_data) |
| 750 | { |
| 751 | pjsua_call *call; |
| 752 | pj_status_t status; |
| 753 | pjsip_tx_data *tdata; |
| 754 | |
| 755 | |
| 756 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 757 | PJ_EINVAL); |
| 758 | |
| 759 | PJSUA_LOCK(); |
| 760 | |
| 761 | call = &pjsua_var.calls[call_id]; |
| 762 | |
| 763 | if (!call->inv) { |
| 764 | PJ_LOG(3,(THIS_FILE,"Call has been disconnected")); |
| 765 | PJSUA_UNLOCK(); |
| 766 | return PJ_EINVAL; |
| 767 | } |
| 768 | |
| 769 | if (code==0) { |
| 770 | if (call->inv->state == PJSIP_INV_STATE_CONFIRMED) |
| 771 | code = PJSIP_SC_OK; |
| 772 | else if (call->inv->role == PJSIP_ROLE_UAS) |
| 773 | code = PJSIP_SC_DECLINE; |
| 774 | else |
| 775 | code = PJSIP_SC_REQUEST_TERMINATED; |
| 776 | } |
| 777 | |
| 778 | status = pjsip_inv_end_session(call->inv, code, reason, &tdata); |
| 779 | if (status != PJ_SUCCESS) { |
| 780 | pjsua_perror(THIS_FILE, |
| 781 | "Failed to create end session message", |
| 782 | status); |
| 783 | PJSUA_UNLOCK(); |
| 784 | return status; |
| 785 | } |
| 786 | |
| 787 | /* pjsip_inv_end_session may return PJ_SUCCESS with NULL |
| 788 | * as p_tdata when INVITE transaction has not been answered |
| 789 | * with any provisional responses. |
| 790 | */ |
| 791 | if (tdata == NULL) { |
| 792 | PJSUA_UNLOCK(); |
| 793 | return PJ_SUCCESS; |
| 794 | } |
| 795 | |
| 796 | /* Add additional headers etc */ |
| 797 | pjsua_process_msg_data( tdata, msg_data); |
| 798 | |
| 799 | /* Send the message */ |
| 800 | status = pjsip_inv_send_msg(call->inv, tdata); |
| 801 | if (status != PJ_SUCCESS) { |
| 802 | pjsua_perror(THIS_FILE, |
| 803 | "Failed to send end session message", |
| 804 | status); |
| 805 | PJSUA_UNLOCK(); |
| 806 | return status; |
| 807 | } |
| 808 | |
| 809 | PJSUA_UNLOCK(); |
| 810 | |
| 811 | return PJ_SUCCESS; |
| 812 | } |
| 813 | |
| 814 | |
| 815 | /* |
| 816 | * Put the specified call on hold. |
| 817 | */ |
| 818 | PJ_DEF(pj_status_t) pjsua_call_set_hold(pjsua_call_id call_id, |
| 819 | const pjsua_msg_data *msg_data) |
| 820 | { |
| 821 | pjmedia_sdp_session *sdp; |
| 822 | pjsua_call *call; |
| 823 | pjsip_tx_data *tdata; |
| 824 | pj_status_t status; |
| 825 | |
| 826 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 827 | PJ_EINVAL); |
| 828 | |
| 829 | PJSUA_LOCK(); |
| 830 | |
| 831 | call = &pjsua_var.calls[call_id]; |
| 832 | |
| 833 | if (!call->inv) { |
| 834 | PJ_LOG(3,(THIS_FILE,"Call has been disconnected")); |
| 835 | PJSUA_UNLOCK(); |
| 836 | return PJSIP_ESESSIONTERMINATED; |
| 837 | } |
| 838 | |
| 839 | if (call->inv->state != PJSIP_INV_STATE_CONFIRMED) { |
| 840 | PJ_LOG(3,(THIS_FILE, "Can not hold call that is not confirmed")); |
| 841 | PJSUA_UNLOCK(); |
| 842 | return PJSIP_ESESSIONSTATE; |
| 843 | } |
| 844 | |
| 845 | status = create_inactive_sdp(call, &sdp); |
| 846 | if (status != PJ_SUCCESS) { |
| 847 | PJSUA_UNLOCK(); |
| 848 | return status; |
| 849 | } |
| 850 | |
| 851 | /* Create re-INVITE with new offer */ |
| 852 | status = pjsip_inv_reinvite( call->inv, NULL, sdp, &tdata); |
| 853 | if (status != PJ_SUCCESS) { |
| 854 | pjsua_perror(THIS_FILE, "Unable to create re-INVITE", status); |
| 855 | PJSUA_UNLOCK(); |
| 856 | return status; |
| 857 | } |
| 858 | |
| 859 | /* Add additional headers etc */ |
| 860 | pjsua_process_msg_data( tdata, msg_data); |
| 861 | |
| 862 | /* Send the request */ |
| 863 | status = pjsip_inv_send_msg( call->inv, tdata); |
| 864 | if (status != PJ_SUCCESS) { |
| 865 | pjsua_perror(THIS_FILE, "Unable to send re-INVITE", status); |
| 866 | PJSUA_UNLOCK(); |
| 867 | return status; |
| 868 | } |
| 869 | |
| 870 | PJSUA_UNLOCK(); |
| 871 | |
| 872 | return PJ_SUCCESS; |
| 873 | } |
| 874 | |
| 875 | |
| 876 | /* |
| 877 | * Send re-INVITE (to release hold). |
| 878 | */ |
| 879 | PJ_DEF(pj_status_t) pjsua_call_reinvite( pjsua_call_id call_id, |
| 880 | pj_bool_t unhold, |
| 881 | const pjsua_msg_data *msg_data) |
| 882 | { |
| 883 | pjmedia_sdp_session *sdp; |
| 884 | pjsip_tx_data *tdata; |
| 885 | pjsua_call *call; |
| 886 | pj_status_t status; |
| 887 | |
| 888 | |
| 889 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 890 | PJ_EINVAL); |
| 891 | |
| 892 | PJSUA_LOCK(); |
| 893 | |
| 894 | call = &pjsua_var.calls[call_id]; |
| 895 | |
| 896 | if (!call->inv) { |
| 897 | PJ_LOG(3,(THIS_FILE,"Call has been disconnected")); |
| 898 | PJSUA_UNLOCK(); |
| 899 | return PJSIP_ESESSIONTERMINATED; |
| 900 | } |
| 901 | |
| 902 | |
| 903 | if (call->inv->state != PJSIP_INV_STATE_CONFIRMED) { |
| 904 | PJ_LOG(3,(THIS_FILE, "Can not re-INVITE call that is not confirmed")); |
| 905 | PJSUA_UNLOCK(); |
| 906 | return PJSIP_ESESSIONSTATE; |
| 907 | } |
| 908 | |
| 909 | /* Create SDP */ |
| 910 | status = pjmedia_endpt_create_sdp( pjsua_var.med_endpt, call->inv->pool, |
| 911 | 1, &call->skinfo, &sdp); |
| 912 | if (status != PJ_SUCCESS) { |
| 913 | pjsua_perror(THIS_FILE, "Unable to get SDP from media endpoint", |
| 914 | status); |
| 915 | PJSUA_UNLOCK(); |
| 916 | return status; |
| 917 | } |
| 918 | |
| 919 | /* Create re-INVITE with new offer */ |
| 920 | status = pjsip_inv_reinvite( call->inv, NULL, sdp, &tdata); |
| 921 | if (status != PJ_SUCCESS) { |
| 922 | pjsua_perror(THIS_FILE, "Unable to create re-INVITE", status); |
| 923 | PJSUA_UNLOCK(); |
| 924 | return status; |
| 925 | } |
| 926 | |
| 927 | /* Add additional headers etc */ |
| 928 | pjsua_process_msg_data( tdata, msg_data); |
| 929 | |
| 930 | /* Send the request */ |
| 931 | status = pjsip_inv_send_msg( call->inv, tdata); |
| 932 | if (status != PJ_SUCCESS) { |
| 933 | pjsua_perror(THIS_FILE, "Unable to send re-INVITE", status); |
| 934 | PJSUA_UNLOCK(); |
| 935 | return status; |
| 936 | } |
| 937 | |
| 938 | PJSUA_UNLOCK(); |
| 939 | |
| 940 | return PJ_SUCCESS; |
| 941 | } |
| 942 | |
| 943 | |
| 944 | /* |
| 945 | * Initiate call transfer to the specified address. |
| 946 | */ |
| 947 | PJ_DEF(pj_status_t) pjsua_call_xfer( pjsua_call_id call_id, |
| 948 | const pj_str_t *dest, |
| 949 | const pjsua_msg_data *msg_data) |
| 950 | { |
| 951 | pjsip_evsub *sub; |
| 952 | pjsip_tx_data *tdata; |
| 953 | pjsua_call *call; |
| 954 | pj_status_t status; |
| 955 | |
| 956 | |
| 957 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 958 | PJ_EINVAL); |
| 959 | |
| 960 | PJSUA_LOCK(); |
| 961 | |
| 962 | call = &pjsua_var.calls[call_id]; |
| 963 | |
| 964 | if (!call->inv) { |
| 965 | PJ_LOG(3,(THIS_FILE,"Call has been disconnected")); |
| 966 | PJSUA_UNLOCK(); |
| 967 | return PJSIP_ESESSIONTERMINATED; |
| 968 | } |
| 969 | |
| 970 | /* Create xfer client subscription. |
| 971 | * We're not interested in knowing the transfer result, so we |
| 972 | * put NULL as the callback. |
| 973 | */ |
| 974 | status = pjsip_xfer_create_uac(call->inv->dlg, NULL, &sub); |
| 975 | if (status != PJ_SUCCESS) { |
| 976 | pjsua_perror(THIS_FILE, "Unable to create xfer", status); |
| 977 | PJSUA_UNLOCK(); |
| 978 | return status; |
| 979 | } |
| 980 | |
| 981 | /* |
| 982 | * Create REFER request. |
| 983 | */ |
| 984 | status = pjsip_xfer_initiate(sub, dest, &tdata); |
| 985 | if (status != PJ_SUCCESS) { |
| 986 | pjsua_perror(THIS_FILE, "Unable to create REFER request", status); |
| 987 | PJSUA_UNLOCK(); |
| 988 | return status; |
| 989 | } |
| 990 | |
| 991 | /* Add additional headers etc */ |
| 992 | pjsua_process_msg_data( tdata, msg_data); |
| 993 | |
| 994 | /* Send. */ |
| 995 | status = pjsip_xfer_send_request(sub, tdata); |
| 996 | if (status != PJ_SUCCESS) { |
| 997 | pjsua_perror(THIS_FILE, "Unable to send REFER request", status); |
| 998 | PJSUA_UNLOCK(); |
| 999 | return status; |
| 1000 | } |
| 1001 | |
| 1002 | /* For simplicity (that's what this program is intended to be!), |
| 1003 | * leave the original invite session as it is. More advanced application |
| 1004 | * may want to hold the INVITE, or terminate the invite, or whatever. |
| 1005 | */ |
| 1006 | |
| 1007 | PJSUA_UNLOCK(); |
| 1008 | |
| 1009 | return PJ_SUCCESS; |
| 1010 | |
| 1011 | } |
| 1012 | |
| 1013 | |
| 1014 | /* |
| 1015 | * Send DTMF digits to remote using RFC 2833 payload formats. |
| 1016 | */ |
| 1017 | PJ_DEF(pj_status_t) pjsua_call_dial_dtmf( pjsua_call_id call_id, |
| 1018 | const pj_str_t *digits) |
| 1019 | { |
| 1020 | pjsua_call *call; |
| 1021 | pj_status_t status; |
| 1022 | |
| 1023 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 1024 | PJ_EINVAL); |
| 1025 | |
| 1026 | PJSUA_LOCK(); |
| 1027 | |
| 1028 | call = &pjsua_var.calls[call_id]; |
| 1029 | |
| 1030 | if (!call->session) { |
| 1031 | PJ_LOG(3,(THIS_FILE, "Media is not established yet!")); |
| 1032 | PJSUA_UNLOCK(); |
| 1033 | return PJ_EINVALIDOP; |
| 1034 | } |
| 1035 | |
| 1036 | status = pjmedia_session_dial_dtmf( call->session, 0, digits); |
| 1037 | |
| 1038 | PJSUA_UNLOCK(); |
| 1039 | |
| 1040 | return status; |
| 1041 | } |
| 1042 | |
| 1043 | |
| 1044 | /** |
| 1045 | * Send instant messaging inside INVITE session. |
| 1046 | */ |
| 1047 | PJ_DEF(pj_status_t) pjsua_call_send_im( pjsua_call_id call_id, |
| 1048 | const pj_str_t *mime_type, |
| 1049 | const pj_str_t *content, |
| 1050 | const pjsua_msg_data *msg_data, |
| 1051 | void *user_data) |
| 1052 | { |
| 1053 | pjsua_call *call; |
| 1054 | const pj_str_t mime_text_plain = pj_str("text/plain"); |
| 1055 | pjsip_media_type ctype; |
| 1056 | pjsua_im_data *im_data; |
| 1057 | pjsip_tx_data *tdata; |
| 1058 | pj_status_t status; |
| 1059 | |
| 1060 | |
| 1061 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 1062 | PJ_EINVAL); |
| 1063 | |
| 1064 | PJSUA_LOCK(); |
| 1065 | |
| 1066 | call = &pjsua_var.calls[call_id]; |
| 1067 | |
| 1068 | if (!call->inv) { |
| 1069 | PJ_LOG(3,(THIS_FILE,"Call has been disconnected")); |
| 1070 | PJSUA_UNLOCK(); |
| 1071 | return PJSIP_ESESSIONTERMINATED; |
| 1072 | } |
| 1073 | |
| 1074 | /* Lock dialog. */ |
| 1075 | pjsip_dlg_inc_lock(call->inv->dlg); |
| 1076 | |
| 1077 | /* Set default media type if none is specified */ |
| 1078 | if (mime_type == NULL) { |
| 1079 | mime_type = &mime_text_plain; |
| 1080 | } |
| 1081 | |
| 1082 | /* Create request message. */ |
| 1083 | status = pjsip_dlg_create_request( call->inv->dlg, &pjsip_message_method, |
| 1084 | -1, &tdata); |
| 1085 | if (status != PJ_SUCCESS) { |
| 1086 | pjsua_perror(THIS_FILE, "Unable to create MESSAGE request", status); |
| 1087 | goto on_return; |
| 1088 | } |
| 1089 | |
| 1090 | /* Add accept header. */ |
| 1091 | pjsip_msg_add_hdr( tdata->msg, |
| 1092 | (pjsip_hdr*)pjsua_im_create_accept(tdata->pool)); |
| 1093 | |
| 1094 | /* Parse MIME type */ |
| 1095 | pjsua_parse_media_type(tdata->pool, mime_type, &ctype); |
| 1096 | |
| 1097 | /* Create "text/plain" message body. */ |
| 1098 | tdata->msg->body = pjsip_msg_body_create( tdata->pool, &ctype.type, |
| 1099 | &ctype.subtype, content); |
| 1100 | if (tdata->msg->body == NULL) { |
| 1101 | pjsua_perror(THIS_FILE, "Unable to create msg body", PJ_ENOMEM); |
| 1102 | pjsip_tx_data_dec_ref(tdata); |
| 1103 | goto on_return; |
| 1104 | } |
| 1105 | |
| 1106 | /* Add additional headers etc */ |
| 1107 | pjsua_process_msg_data( tdata, msg_data); |
| 1108 | |
| 1109 | /* Create IM data and attach to the request. */ |
| 1110 | im_data = pj_pool_zalloc(tdata->pool, sizeof(*im_data)); |
| 1111 | im_data->acc_id = call->acc_id; |
| 1112 | im_data->call_id = call_id; |
| 1113 | im_data->to = call->inv->dlg->remote.info_str; |
| 1114 | pj_strdup_with_null(tdata->pool, &im_data->body, content); |
| 1115 | im_data->user_data = user_data; |
| 1116 | |
| 1117 | |
| 1118 | /* Send the request. */ |
| 1119 | status = pjsip_dlg_send_request( call->inv->dlg, tdata, |
| 1120 | pjsua_var.mod.id, im_data); |
| 1121 | if (status != PJ_SUCCESS) { |
| 1122 | pjsua_perror(THIS_FILE, "Unable to send MESSAGE request", status); |
| 1123 | goto on_return; |
| 1124 | } |
| 1125 | |
| 1126 | on_return: |
| 1127 | pjsip_dlg_dec_lock(call->inv->dlg); |
| 1128 | PJSUA_UNLOCK(); |
| 1129 | return status; |
| 1130 | } |
| 1131 | |
| 1132 | |
| 1133 | /* |
| 1134 | * Send IM typing indication inside INVITE session. |
| 1135 | */ |
| 1136 | PJ_DEF(pj_status_t) pjsua_call_send_typing_ind( pjsua_call_id call_id, |
| 1137 | pj_bool_t is_typing, |
| 1138 | const pjsua_msg_data*msg_data) |
| 1139 | { |
| 1140 | pjsua_call *call; |
| 1141 | pjsip_tx_data *tdata; |
| 1142 | pj_status_t status; |
| 1143 | |
| 1144 | |
| 1145 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 1146 | PJ_EINVAL); |
| 1147 | |
| 1148 | PJSUA_LOCK(); |
| 1149 | |
| 1150 | call = &pjsua_var.calls[call_id]; |
| 1151 | |
| 1152 | if (!call->inv) { |
| 1153 | PJ_LOG(3,(THIS_FILE,"Call has been disconnected")); |
| 1154 | PJSUA_UNLOCK(); |
| 1155 | return PJSIP_ESESSIONTERMINATED; |
| 1156 | } |
| 1157 | |
| 1158 | /* Lock dialog. */ |
| 1159 | pjsip_dlg_inc_lock(call->inv->dlg); |
| 1160 | |
| 1161 | /* Create request message. */ |
| 1162 | status = pjsip_dlg_create_request( call->inv->dlg, &pjsip_message_method, |
| 1163 | -1, &tdata); |
| 1164 | if (status != PJ_SUCCESS) { |
| 1165 | pjsua_perror(THIS_FILE, "Unable to create MESSAGE request", status); |
| 1166 | goto on_return; |
| 1167 | } |
| 1168 | |
| 1169 | /* Create "application/im-iscomposing+xml" msg body. */ |
| 1170 | tdata->msg->body = pjsip_iscomposing_create_body(tdata->pool, is_typing, |
| 1171 | NULL, NULL, -1); |
| 1172 | |
| 1173 | /* Add additional headers etc */ |
| 1174 | pjsua_process_msg_data( tdata, msg_data); |
| 1175 | |
| 1176 | /* Send the request. */ |
| 1177 | status = pjsip_dlg_send_request( call->inv->dlg, tdata, -1, NULL); |
| 1178 | if (status != PJ_SUCCESS) { |
| 1179 | pjsua_perror(THIS_FILE, "Unable to send MESSAGE request", status); |
| 1180 | goto on_return; |
| 1181 | } |
| 1182 | |
| 1183 | on_return: |
| 1184 | pjsip_dlg_dec_lock(call->inv->dlg); |
| 1185 | PJSUA_UNLOCK(); |
| 1186 | return status; |
| 1187 | } |
| 1188 | |
| 1189 | |
| 1190 | /* |
| 1191 | * Terminate all calls. |
| 1192 | */ |
| 1193 | PJ_DEF(void) pjsua_call_hangup_all(void) |
| 1194 | { |
| 1195 | unsigned i; |
| 1196 | |
| 1197 | PJSUA_LOCK(); |
| 1198 | |
| 1199 | for (i=0; i<pjsua_var.ua_cfg.max_calls; ++i) { |
| 1200 | if (pjsua_var.calls[i].inv) |
| 1201 | pjsua_call_hangup(i, 0, NULL, NULL); |
| 1202 | } |
| 1203 | |
| 1204 | PJSUA_UNLOCK(); |
| 1205 | } |
| 1206 | |
| 1207 | |
| 1208 | static const char *good_number(char *buf, pj_int32_t val) |
| 1209 | { |
| 1210 | if (val < 1000) { |
| 1211 | pj_ansi_sprintf(buf, "%d", val); |
| 1212 | } else if (val < 1000000) { |
| 1213 | pj_ansi_sprintf(buf, "%d.%dK", |
| 1214 | val / 1000, |
| 1215 | (val % 1000) / 100); |
| 1216 | } else { |
| 1217 | pj_ansi_sprintf(buf, "%d.%02dM", |
| 1218 | val / 1000000, |
| 1219 | (val % 1000000) / 10000); |
| 1220 | } |
| 1221 | |
| 1222 | return buf; |
| 1223 | } |
| 1224 | |
| 1225 | |
| 1226 | /* Dump media session */ |
| 1227 | static void dump_media_session(const char *indent, |
| 1228 | char *buf, unsigned maxlen, |
| 1229 | pjmedia_session *session) |
| 1230 | { |
| 1231 | unsigned i; |
| 1232 | char *p = buf, *end = buf+maxlen; |
| 1233 | int len; |
| 1234 | pjmedia_session_info info; |
| 1235 | |
| 1236 | pjmedia_session_get_info(session, &info); |
| 1237 | |
| 1238 | for (i=0; i<info.stream_cnt; ++i) { |
| 1239 | pjmedia_rtcp_stat stat; |
| 1240 | const char *rem_addr; |
| 1241 | int rem_port; |
| 1242 | const char *dir; |
| 1243 | char last_update[40]; |
| 1244 | char packets[16], bytes[16], ipbytes[16]; |
| 1245 | pj_time_val now; |
| 1246 | |
| 1247 | pjmedia_session_get_stream_stat(session, i, &stat); |
| 1248 | rem_addr = pj_inet_ntoa(info.stream_info[i].rem_addr.sin_addr); |
| 1249 | rem_port = pj_ntohs(info.stream_info[i].rem_addr.sin_port); |
| 1250 | |
| 1251 | if (info.stream_info[i].dir == PJMEDIA_DIR_ENCODING) |
| 1252 | dir = "sendonly"; |
| 1253 | else if (info.stream_info[i].dir == PJMEDIA_DIR_DECODING) |
| 1254 | dir = "recvonly"; |
| 1255 | else if (info.stream_info[i].dir == PJMEDIA_DIR_ENCODING_DECODING) |
| 1256 | dir = "sendrecv"; |
| 1257 | else |
| 1258 | dir = "inactive"; |
| 1259 | |
| 1260 | |
| 1261 | len = pj_ansi_snprintf(buf, end-p, |
| 1262 | "%s #%d %.*s @%dKHz, %s, peer=%s:%d", |
| 1263 | indent, i, |
Benny Prijono | 172cd73 | 2006-06-14 20:22:31 +0000 | [diff] [blame] | 1264 | (int)info.stream_info[i].fmt.encoding_name.slen, |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1265 | info.stream_info[i].fmt.encoding_name.ptr, |
| 1266 | info.stream_info[i].fmt.clock_rate / 1000, |
| 1267 | dir, |
| 1268 | rem_addr, rem_port); |
| 1269 | if (len < 1 || len > end-p) { |
| 1270 | *p = '\0'; |
| 1271 | return; |
| 1272 | } |
| 1273 | |
| 1274 | p += len; |
| 1275 | *p++ = '\n'; |
| 1276 | *p = '\0'; |
| 1277 | |
| 1278 | if (stat.rx.update_cnt == 0) |
| 1279 | strcpy(last_update, "never"); |
| 1280 | else { |
| 1281 | pj_gettimeofday(&now); |
| 1282 | PJ_TIME_VAL_SUB(now, stat.rx.update); |
| 1283 | sprintf(last_update, "%02ldh:%02ldm:%02ld.%03lds ago", |
| 1284 | now.sec / 3600, |
| 1285 | (now.sec % 3600) / 60, |
| 1286 | now.sec % 60, |
| 1287 | now.msec); |
| 1288 | } |
| 1289 | |
| 1290 | len = pj_ansi_snprintf(p, end-p, |
| 1291 | "%s RX pt=%d, stat last update: %s\n" |
| 1292 | "%s total %spkt %sB (%sB +IP hdr)\n" |
| 1293 | "%s pkt loss=%d (%3.1f%%), dup=%d (%3.1f%%), reorder=%d (%3.1f%%)\n" |
| 1294 | "%s (msec) min avg max last\n" |
| 1295 | "%s loss period: %7.3f %7.3f %7.3f %7.3f\n" |
| 1296 | "%s jitter : %7.3f %7.3f %7.3f %7.3f%s", |
| 1297 | indent, info.stream_info[i].fmt.pt, |
| 1298 | last_update, |
| 1299 | indent, |
| 1300 | good_number(packets, stat.rx.pkt), |
| 1301 | good_number(bytes, stat.rx.bytes), |
| 1302 | good_number(ipbytes, stat.rx.bytes + stat.rx.pkt * 32), |
| 1303 | indent, |
| 1304 | stat.rx.loss, |
Benny Prijono | f901651 | 2006-06-29 09:41:34 +0000 | [diff] [blame] | 1305 | stat.rx.loss * 100.0 / (stat.rx.pkt + stat.rx.loss), |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1306 | stat.rx.dup, |
Benny Prijono | b12106f | 2006-06-29 14:45:17 +0000 | [diff] [blame] | 1307 | stat.rx.dup * 100.0 / (stat.rx.pkt + stat.rx.loss), |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1308 | stat.rx.reorder, |
Benny Prijono | b12106f | 2006-06-29 14:45:17 +0000 | [diff] [blame] | 1309 | stat.rx.reorder * 100.0 / (stat.rx.pkt + stat.rx.loss), |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1310 | indent, indent, |
| 1311 | stat.rx.loss_period.min / 1000.0, |
| 1312 | stat.rx.loss_period.avg / 1000.0, |
| 1313 | stat.rx.loss_period.max / 1000.0, |
| 1314 | stat.rx.loss_period.last / 1000.0, |
| 1315 | indent, |
| 1316 | stat.rx.jitter.min / 1000.0, |
| 1317 | stat.rx.jitter.avg / 1000.0, |
| 1318 | stat.rx.jitter.max / 1000.0, |
| 1319 | stat.rx.jitter.last / 1000.0, |
| 1320 | "" |
| 1321 | ); |
| 1322 | |
| 1323 | if (len < 1 || len > end-p) { |
| 1324 | *p = '\0'; |
| 1325 | return; |
| 1326 | } |
| 1327 | |
| 1328 | p += len; |
| 1329 | *p++ = '\n'; |
| 1330 | *p = '\0'; |
| 1331 | |
| 1332 | if (stat.tx.update_cnt == 0) |
| 1333 | strcpy(last_update, "never"); |
| 1334 | else { |
| 1335 | pj_gettimeofday(&now); |
| 1336 | PJ_TIME_VAL_SUB(now, stat.tx.update); |
| 1337 | sprintf(last_update, "%02ldh:%02ldm:%02ld.%03lds ago", |
| 1338 | now.sec / 3600, |
| 1339 | (now.sec % 3600) / 60, |
| 1340 | now.sec % 60, |
| 1341 | now.msec); |
| 1342 | } |
| 1343 | |
| 1344 | len = pj_ansi_snprintf(p, end-p, |
| 1345 | "%s TX pt=%d, ptime=%dms, stat last update: %s\n" |
| 1346 | "%s total %spkt %sB (%sB +IP hdr)\n" |
| 1347 | "%s pkt loss=%d (%3.1f%%), dup=%d (%3.1f%%), reorder=%d (%3.1f%%)\n" |
| 1348 | "%s (msec) min avg max last\n" |
| 1349 | "%s loss period: %7.3f %7.3f %7.3f %7.3f\n" |
| 1350 | "%s jitter : %7.3f %7.3f %7.3f %7.3f%s", |
| 1351 | indent, |
| 1352 | info.stream_info[i].tx_pt, |
| 1353 | info.stream_info[i].param->info.frm_ptime * |
| 1354 | info.stream_info[i].param->setting.frm_per_pkt, |
| 1355 | last_update, |
| 1356 | |
| 1357 | indent, |
| 1358 | good_number(packets, stat.tx.pkt), |
| 1359 | good_number(bytes, stat.tx.bytes), |
| 1360 | good_number(ipbytes, stat.tx.bytes + stat.tx.pkt * 32), |
| 1361 | |
| 1362 | indent, |
| 1363 | stat.tx.loss, |
Benny Prijono | f901651 | 2006-06-29 09:41:34 +0000 | [diff] [blame] | 1364 | stat.tx.loss * 100.0 / (stat.tx.pkt + stat.tx.loss), |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1365 | stat.tx.dup, |
Benny Prijono | b12106f | 2006-06-29 14:45:17 +0000 | [diff] [blame] | 1366 | stat.tx.dup * 100.0 / (stat.tx.pkt + stat.tx.loss), |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1367 | stat.tx.reorder, |
Benny Prijono | b12106f | 2006-06-29 14:45:17 +0000 | [diff] [blame] | 1368 | stat.tx.reorder * 100.0 / (stat.tx.pkt + stat.tx.loss), |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1369 | |
| 1370 | indent, indent, |
| 1371 | stat.tx.loss_period.min / 1000.0, |
| 1372 | stat.tx.loss_period.avg / 1000.0, |
| 1373 | stat.tx.loss_period.max / 1000.0, |
| 1374 | stat.tx.loss_period.last / 1000.0, |
| 1375 | indent, |
| 1376 | stat.tx.jitter.min / 1000.0, |
| 1377 | stat.tx.jitter.avg / 1000.0, |
| 1378 | stat.tx.jitter.max / 1000.0, |
| 1379 | stat.tx.jitter.last / 1000.0, |
| 1380 | "" |
| 1381 | ); |
| 1382 | |
| 1383 | if (len < 1 || len > end-p) { |
| 1384 | *p = '\0'; |
| 1385 | return; |
| 1386 | } |
| 1387 | |
| 1388 | p += len; |
| 1389 | *p++ = '\n'; |
| 1390 | *p = '\0'; |
| 1391 | |
| 1392 | len = pj_ansi_snprintf(p, end-p, |
| 1393 | "%s RTT msec : %7.3f %7.3f %7.3f %7.3f", |
| 1394 | indent, |
| 1395 | stat.rtt.min / 1000.0, |
| 1396 | stat.rtt.avg / 1000.0, |
| 1397 | stat.rtt.max / 1000.0, |
| 1398 | stat.rtt.last / 1000.0 |
| 1399 | ); |
| 1400 | if (len < 1 || len > end-p) { |
| 1401 | *p = '\0'; |
| 1402 | return; |
| 1403 | } |
| 1404 | |
| 1405 | p += len; |
| 1406 | *p++ = '\n'; |
| 1407 | *p = '\0'; |
| 1408 | } |
| 1409 | } |
| 1410 | |
| 1411 | |
| 1412 | /* Print call info */ |
| 1413 | static void print_call(const char *title, |
| 1414 | int call_id, |
| 1415 | char *buf, pj_size_t size) |
| 1416 | { |
| 1417 | int len; |
| 1418 | pjsip_inv_session *inv = pjsua_var.calls[call_id].inv; |
| 1419 | pjsip_dialog *dlg = inv->dlg; |
| 1420 | char userinfo[128]; |
| 1421 | |
| 1422 | /* Dump invite sesion info. */ |
| 1423 | |
| 1424 | len = pjsip_hdr_print_on(dlg->remote.info, userinfo, sizeof(userinfo)); |
| 1425 | if (len < 1) |
| 1426 | pj_ansi_strcpy(userinfo, "<--uri too long-->"); |
| 1427 | else |
| 1428 | userinfo[len] = '\0'; |
| 1429 | |
| 1430 | len = pj_ansi_snprintf(buf, size, "%s[%s] %s", |
| 1431 | title, |
| 1432 | pjsip_inv_state_name(inv->state), |
| 1433 | userinfo); |
| 1434 | if (len < 1 || len >= (int)size) { |
| 1435 | pj_ansi_strcpy(buf, "<--uri too long-->"); |
| 1436 | len = 18; |
| 1437 | } else |
| 1438 | buf[len] = '\0'; |
| 1439 | } |
| 1440 | |
| 1441 | |
| 1442 | /* |
| 1443 | * Dump call and media statistics to string. |
| 1444 | */ |
| 1445 | PJ_DEF(pj_status_t) pjsua_call_dump( pjsua_call_id call_id, |
| 1446 | pj_bool_t with_media, |
| 1447 | char *buffer, |
| 1448 | unsigned maxlen, |
| 1449 | const char *indent) |
| 1450 | { |
| 1451 | pjsua_call *call; |
| 1452 | pj_time_val duration, res_delay, con_delay; |
| 1453 | char tmp[128]; |
| 1454 | char *p, *end; |
| 1455 | int len; |
| 1456 | |
| 1457 | PJ_ASSERT_RETURN(call_id>=0 && call_id<(int)pjsua_var.ua_cfg.max_calls, |
| 1458 | PJ_EINVAL); |
| 1459 | |
| 1460 | PJSUA_LOCK(); |
| 1461 | |
| 1462 | call = &pjsua_var.calls[call_id]; |
| 1463 | |
| 1464 | *buffer = '\0'; |
| 1465 | p = buffer; |
| 1466 | end = buffer + maxlen; |
| 1467 | len = 0; |
| 1468 | |
| 1469 | if (call->inv == NULL) { |
| 1470 | PJSUA_UNLOCK(); |
| 1471 | return PJ_EINVALIDOP; |
| 1472 | } |
| 1473 | |
| 1474 | print_call(indent, call_id, tmp, sizeof(tmp)); |
| 1475 | |
| 1476 | len = pj_ansi_strlen(tmp); |
| 1477 | pj_ansi_strcpy(buffer, tmp); |
| 1478 | |
| 1479 | p += len; |
| 1480 | *p++ = '\r'; |
| 1481 | *p++ = '\n'; |
| 1482 | |
| 1483 | /* Calculate call duration */ |
| 1484 | if (call->inv->state >= PJSIP_INV_STATE_CONFIRMED) { |
| 1485 | pj_gettimeofday(&duration); |
| 1486 | PJ_TIME_VAL_SUB(duration, call->conn_time); |
| 1487 | con_delay = call->conn_time; |
| 1488 | PJ_TIME_VAL_SUB(con_delay, call->start_time); |
| 1489 | } else { |
| 1490 | duration.sec = duration.msec = 0; |
| 1491 | con_delay.sec = con_delay.msec = 0; |
| 1492 | } |
| 1493 | |
| 1494 | /* Calculate first response delay */ |
| 1495 | if (call->inv->state >= PJSIP_INV_STATE_EARLY) { |
| 1496 | res_delay = call->res_time; |
| 1497 | PJ_TIME_VAL_SUB(res_delay, call->start_time); |
| 1498 | } else { |
| 1499 | res_delay.sec = res_delay.msec = 0; |
| 1500 | } |
| 1501 | |
| 1502 | /* Print duration */ |
| 1503 | len = pj_ansi_snprintf(p, end-p, |
| 1504 | "%s Call time: %02dh:%02dm:%02ds, " |
| 1505 | "1st res in %d ms, conn in %dms", |
| 1506 | indent, |
Benny Prijono | 172cd73 | 2006-06-14 20:22:31 +0000 | [diff] [blame] | 1507 | (int)(duration.sec / 3600), |
| 1508 | (int)((duration.sec % 3600)/60), |
| 1509 | (int)(duration.sec % 60), |
| 1510 | (int)PJ_TIME_VAL_MSEC(res_delay), |
| 1511 | (int)PJ_TIME_VAL_MSEC(con_delay)); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1512 | |
| 1513 | if (len > 0 && len < end-p) { |
| 1514 | p += len; |
| 1515 | *p++ = '\n'; |
| 1516 | *p = '\0'; |
| 1517 | } |
| 1518 | |
| 1519 | /* Dump session statistics */ |
| 1520 | if (with_media && call->session) |
| 1521 | dump_media_session(indent, p, end-p, call->session); |
| 1522 | |
| 1523 | PJSUA_UNLOCK(); |
| 1524 | |
| 1525 | return PJ_SUCCESS; |
| 1526 | } |
| 1527 | |
| 1528 | |
| 1529 | /* |
| 1530 | * Destroy the call's media |
| 1531 | */ |
| 1532 | static pj_status_t call_destroy_media(int call_id) |
| 1533 | { |
| 1534 | pjsua_call *call = &pjsua_var.calls[call_id]; |
| 1535 | |
| 1536 | if (call->conf_slot != PJSUA_INVALID_ID) { |
| 1537 | pjmedia_conf_remove_port(pjsua_var.mconf, call->conf_slot); |
| 1538 | call->conf_slot = PJSUA_INVALID_ID; |
| 1539 | } |
| 1540 | |
| 1541 | if (call->session) { |
| 1542 | /* Destroy session (this will also close RTP/RTCP sockets). */ |
| 1543 | pjmedia_session_destroy(call->session); |
| 1544 | call->session = NULL; |
| 1545 | |
| 1546 | PJ_LOG(4,(THIS_FILE, "Media session for call %d is destroyed", |
| 1547 | call_id)); |
| 1548 | |
| 1549 | } |
| 1550 | |
| 1551 | call->media_st = PJSUA_CALL_MEDIA_NONE; |
| 1552 | |
| 1553 | return PJ_SUCCESS; |
| 1554 | } |
| 1555 | |
| 1556 | |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 1557 | /* |
| 1558 | * This callback receives notification from invite session when the |
| 1559 | * session state has changed. |
| 1560 | */ |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 1561 | static void pjsua_call_on_state_changed(pjsip_inv_session *inv, |
| 1562 | pjsip_event *e) |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 1563 | { |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1564 | pjsua_call *call; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 1565 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1566 | PJSUA_LOCK(); |
| 1567 | |
| 1568 | call = inv->dlg->mod_data[pjsua_var.mod.id]; |
| 1569 | |
| 1570 | if (!call) { |
| 1571 | PJSUA_UNLOCK(); |
Benny Prijono | e21e784 | 2006-04-09 16:46:05 +0000 | [diff] [blame] | 1572 | return; |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1573 | } |
| 1574 | |
Benny Prijono | e21e784 | 2006-04-09 16:46:05 +0000 | [diff] [blame] | 1575 | |
| 1576 | /* Get call times */ |
| 1577 | switch (inv->state) { |
| 1578 | case PJSIP_INV_STATE_EARLY: |
| 1579 | case PJSIP_INV_STATE_CONNECTING: |
| 1580 | if (call->res_time.sec == 0) |
| 1581 | pj_gettimeofday(&call->res_time); |
Benny Prijono | 8b1889b | 2006-06-06 18:40:40 +0000 | [diff] [blame] | 1582 | call->last_code = e->body.tsx_state.tsx->status_code; |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1583 | pj_strncpy(&call->last_text, |
| 1584 | &e->body.tsx_state.tsx->status_text, |
| 1585 | sizeof(call->last_text_buf_)); |
Benny Prijono | e21e784 | 2006-04-09 16:46:05 +0000 | [diff] [blame] | 1586 | break; |
| 1587 | case PJSIP_INV_STATE_CONFIRMED: |
| 1588 | pj_gettimeofday(&call->conn_time); |
| 1589 | break; |
| 1590 | case PJSIP_INV_STATE_DISCONNECTED: |
| 1591 | pj_gettimeofday(&call->dis_time); |
Benny Prijono | 2e507c2 | 2006-06-23 15:04:11 +0000 | [diff] [blame] | 1592 | if (call->res_time.sec == 0) |
| 1593 | pj_gettimeofday(&call->res_time); |
Benny Prijono | 8b1889b | 2006-06-06 18:40:40 +0000 | [diff] [blame] | 1594 | if (e->body.tsx_state.tsx->status_code > call->last_code) { |
| 1595 | call->last_code = e->body.tsx_state.tsx->status_code; |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1596 | pj_strncpy(&call->last_text, |
| 1597 | &e->body.tsx_state.tsx->status_text, |
| 1598 | sizeof(call->last_text_buf_)); |
Benny Prijono | 8b1889b | 2006-06-06 18:40:40 +0000 | [diff] [blame] | 1599 | } |
Benny Prijono | e21e784 | 2006-04-09 16:46:05 +0000 | [diff] [blame] | 1600 | break; |
Benny Prijono | 8befd9f | 2006-05-13 22:46:23 +0000 | [diff] [blame] | 1601 | default: |
Benny Prijono | 8b1889b | 2006-06-06 18:40:40 +0000 | [diff] [blame] | 1602 | call->last_code = e->body.tsx_state.tsx->status_code; |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1603 | pj_strncpy(&call->last_text, |
| 1604 | &e->body.tsx_state.tsx->status_text, |
| 1605 | sizeof(call->last_text_buf_)); |
Benny Prijono | 8befd9f | 2006-05-13 22:46:23 +0000 | [diff] [blame] | 1606 | break; |
Benny Prijono | e21e784 | 2006-04-09 16:46:05 +0000 | [diff] [blame] | 1607 | } |
| 1608 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 1609 | /* If this is an outgoing INVITE that was created because of |
| 1610 | * REFER/transfer, send NOTIFY to transferer. |
| 1611 | */ |
Benny Prijono | e21e784 | 2006-04-09 16:46:05 +0000 | [diff] [blame] | 1612 | if (call->xfer_sub && e->type==PJSIP_EVENT_TSX_STATE) { |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 1613 | int st_code = -1; |
| 1614 | pjsip_evsub_state ev_state = PJSIP_EVSUB_STATE_ACTIVE; |
| 1615 | |
| 1616 | |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 1617 | switch (call->inv->state) { |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 1618 | case PJSIP_INV_STATE_NULL: |
| 1619 | case PJSIP_INV_STATE_CALLING: |
| 1620 | /* Do nothing */ |
| 1621 | break; |
| 1622 | |
| 1623 | case PJSIP_INV_STATE_EARLY: |
| 1624 | case PJSIP_INV_STATE_CONNECTING: |
| 1625 | st_code = e->body.tsx_state.tsx->status_code; |
| 1626 | ev_state = PJSIP_EVSUB_STATE_ACTIVE; |
| 1627 | break; |
| 1628 | |
| 1629 | case PJSIP_INV_STATE_CONFIRMED: |
| 1630 | /* When state is confirmed, send the final 200/OK and terminate |
| 1631 | * subscription. |
| 1632 | */ |
| 1633 | st_code = e->body.tsx_state.tsx->status_code; |
| 1634 | ev_state = PJSIP_EVSUB_STATE_TERMINATED; |
| 1635 | break; |
| 1636 | |
| 1637 | case PJSIP_INV_STATE_DISCONNECTED: |
| 1638 | st_code = e->body.tsx_state.tsx->status_code; |
| 1639 | ev_state = PJSIP_EVSUB_STATE_TERMINATED; |
| 1640 | break; |
Benny Prijono | 8befd9f | 2006-05-13 22:46:23 +0000 | [diff] [blame] | 1641 | |
Benny Prijono | 8b1889b | 2006-06-06 18:40:40 +0000 | [diff] [blame] | 1642 | case PJSIP_INV_STATE_INCOMING: |
Benny Prijono | 8befd9f | 2006-05-13 22:46:23 +0000 | [diff] [blame] | 1643 | /* Nothing to do. Just to keep gcc from complaining about |
| 1644 | * unused enums. |
| 1645 | */ |
| 1646 | break; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 1647 | } |
| 1648 | |
| 1649 | if (st_code != -1) { |
| 1650 | pjsip_tx_data *tdata; |
| 1651 | pj_status_t status; |
| 1652 | |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 1653 | status = pjsip_xfer_notify( call->xfer_sub, |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 1654 | ev_state, st_code, |
| 1655 | NULL, &tdata); |
| 1656 | if (status != PJ_SUCCESS) { |
| 1657 | pjsua_perror(THIS_FILE, "Unable to create NOTIFY", status); |
| 1658 | } else { |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 1659 | status = pjsip_xfer_send_request(call->xfer_sub, tdata); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 1660 | if (status != PJ_SUCCESS) { |
| 1661 | pjsua_perror(THIS_FILE, "Unable to send NOTIFY", status); |
| 1662 | } |
| 1663 | } |
| 1664 | } |
| 1665 | } |
| 1666 | |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 1667 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1668 | if (pjsua_var.ua_cfg.cb.on_call_state) |
| 1669 | (*pjsua_var.ua_cfg.cb.on_call_state)(call->index, e); |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 1670 | |
| 1671 | /* call->inv may be NULL now */ |
| 1672 | |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 1673 | /* Destroy media session when invite session is disconnected. */ |
| 1674 | if (inv->state == PJSIP_INV_STATE_DISCONNECTED) { |
Benny Prijono | 632ce71 | 2006-02-09 14:01:40 +0000 | [diff] [blame] | 1675 | |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 1676 | pj_assert(call != NULL); |
Benny Prijono | 632ce71 | 2006-02-09 14:01:40 +0000 | [diff] [blame] | 1677 | |
Benny Prijono | 275fd68 | 2006-03-22 11:59:11 +0000 | [diff] [blame] | 1678 | if (call) |
| 1679 | call_destroy_media(call->index); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 1680 | |
Benny Prijono | 105217f | 2006-03-06 16:25:59 +0000 | [diff] [blame] | 1681 | /* Free call */ |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 1682 | call->inv = NULL; |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1683 | --pjsua_var.call_cnt; |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 1684 | } |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 1685 | |
| 1686 | PJSUA_UNLOCK(); |
| 1687 | } |
| 1688 | |
| 1689 | /* |
| 1690 | * This callback is called by invite session framework when UAC session |
| 1691 | * has forked. |
| 1692 | */ |
| 1693 | static void pjsua_call_on_forked( pjsip_inv_session *inv, |
| 1694 | pjsip_event *e) |
| 1695 | { |
| 1696 | PJ_UNUSED_ARG(inv); |
| 1697 | PJ_UNUSED_ARG(e); |
| 1698 | |
| 1699 | PJ_TODO(HANDLE_FORKED_DIALOG); |
| 1700 | } |
| 1701 | |
| 1702 | |
| 1703 | /* |
| 1704 | * Callback to be called when SDP offer/answer negotiation has just completed |
| 1705 | * in the session. This function will start/update media if negotiation |
| 1706 | * has succeeded. |
| 1707 | */ |
| 1708 | static void pjsua_call_on_media_update(pjsip_inv_session *inv, |
| 1709 | pj_status_t status) |
| 1710 | { |
| 1711 | int prev_media_st = 0; |
| 1712 | pjsua_call *call; |
| 1713 | pjmedia_session_info sess_info; |
| 1714 | const pjmedia_sdp_session *local_sdp; |
| 1715 | const pjmedia_sdp_session *remote_sdp; |
| 1716 | pjmedia_port *media_port; |
| 1717 | pj_str_t port_name; |
| 1718 | char tmp[PJSIP_MAX_URL_SIZE]; |
| 1719 | |
| 1720 | PJSUA_LOCK(); |
| 1721 | |
| 1722 | call = inv->dlg->mod_data[pjsua_var.mod.id]; |
| 1723 | |
| 1724 | if (status != PJ_SUCCESS) { |
| 1725 | |
| 1726 | pjsua_perror(THIS_FILE, "SDP negotiation has failed", status); |
| 1727 | |
| 1728 | /* Disconnect call if we're not in the middle of initializing an |
| 1729 | * UAS dialog and if this is not a re-INVITE |
| 1730 | */ |
| 1731 | if (inv->state != PJSIP_INV_STATE_NULL && |
| 1732 | inv->state != PJSIP_INV_STATE_CONFIRMED) |
| 1733 | { |
| 1734 | //call_disconnect(inv, PJSIP_SC_UNSUPPORTED_MEDIA_TYPE); |
| 1735 | } |
| 1736 | |
| 1737 | PJSUA_UNLOCK(); |
| 1738 | return; |
| 1739 | } |
| 1740 | |
| 1741 | /* Destroy existing media session, if any. */ |
| 1742 | |
| 1743 | if (call) { |
| 1744 | prev_media_st = call->media_st; |
| 1745 | call_destroy_media(call->index); |
| 1746 | } |
| 1747 | |
| 1748 | /* Get local and remote SDP */ |
| 1749 | |
| 1750 | status = pjmedia_sdp_neg_get_active_local(call->inv->neg, &local_sdp); |
| 1751 | if (status != PJ_SUCCESS) { |
| 1752 | pjsua_perror(THIS_FILE, |
| 1753 | "Unable to retrieve currently active local SDP", |
| 1754 | status); |
| 1755 | //call_disconnect(inv, PJSIP_SC_UNSUPPORTED_MEDIA_TYPE); |
| 1756 | PJSUA_UNLOCK(); |
| 1757 | return; |
| 1758 | } |
| 1759 | |
| 1760 | |
| 1761 | status = pjmedia_sdp_neg_get_active_remote(call->inv->neg, &remote_sdp); |
| 1762 | if (status != PJ_SUCCESS) { |
| 1763 | pjsua_perror(THIS_FILE, |
| 1764 | "Unable to retrieve currently active remote SDP", |
| 1765 | status); |
| 1766 | //call_disconnect(inv, PJSIP_SC_UNSUPPORTED_MEDIA_TYPE); |
| 1767 | PJSUA_UNLOCK(); |
| 1768 | return; |
| 1769 | } |
| 1770 | |
| 1771 | /* Create media session info based on SDP parameters. |
| 1772 | * We only support one stream per session at the moment |
| 1773 | */ |
| 1774 | status = pjmedia_session_info_from_sdp( call->inv->dlg->pool, |
| 1775 | pjsua_var.med_endpt, |
| 1776 | 1,&sess_info, |
| 1777 | local_sdp, remote_sdp); |
| 1778 | if (status != PJ_SUCCESS) { |
| 1779 | pjsua_perror(THIS_FILE, "Unable to create media session", |
| 1780 | status); |
| 1781 | //call_disconnect(inv, PJSIP_SC_UNSUPPORTED_MEDIA_TYPE); |
| 1782 | PJSUA_UNLOCK(); |
| 1783 | return; |
| 1784 | } |
| 1785 | |
| 1786 | /* Check if media is put on-hold */ |
| 1787 | if (sess_info.stream_cnt == 0 || |
| 1788 | sess_info.stream_info[0].dir == PJMEDIA_DIR_NONE) |
| 1789 | { |
| 1790 | |
| 1791 | /* Determine who puts the call on-hold */ |
| 1792 | if (prev_media_st == PJSUA_CALL_MEDIA_ACTIVE) { |
| 1793 | if (pjmedia_sdp_neg_was_answer_remote(call->inv->neg)) { |
| 1794 | /* It was local who offer hold */ |
| 1795 | call->media_st = PJSUA_CALL_MEDIA_LOCAL_HOLD; |
| 1796 | } else { |
| 1797 | call->media_st = PJSUA_CALL_MEDIA_REMOTE_HOLD; |
| 1798 | } |
| 1799 | } |
| 1800 | |
| 1801 | call->media_dir = PJMEDIA_DIR_NONE; |
| 1802 | |
| 1803 | } else { |
| 1804 | |
| 1805 | /* Override ptime, if this option is specified. */ |
| 1806 | PJ_TODO(set_codec_ptime_in_call); |
| 1807 | |
| 1808 | |
| 1809 | /* Optionally, application may modify other stream settings here |
| 1810 | * (such as jitter buffer parameters, codec ptime, etc.) |
| 1811 | */ |
| 1812 | |
| 1813 | /* Create session based on session info. */ |
| 1814 | status = pjmedia_session_create( pjsua_var.med_endpt, &sess_info, |
| 1815 | &call->med_tp, |
| 1816 | call, &call->session ); |
| 1817 | if (status != PJ_SUCCESS) { |
| 1818 | pjsua_perror(THIS_FILE, "Unable to create media session", |
| 1819 | status); |
| 1820 | //call_disconnect(inv, PJSIP_SC_UNSUPPORTED_MEDIA_TYPE); |
| 1821 | PJSUA_UNLOCK(); |
| 1822 | return; |
| 1823 | } |
| 1824 | |
| 1825 | |
| 1826 | /* Get the port interface of the first stream in the session. |
| 1827 | * We need the port interface to add to the conference bridge. |
| 1828 | */ |
| 1829 | pjmedia_session_get_port(call->session, 0, &media_port); |
| 1830 | |
| 1831 | |
| 1832 | /* |
| 1833 | * Add the call to conference bridge. |
| 1834 | */ |
| 1835 | port_name.ptr = tmp; |
| 1836 | port_name.slen = pjsip_uri_print(PJSIP_URI_IN_REQ_URI, |
| 1837 | call->inv->dlg->remote.info->uri, |
| 1838 | tmp, sizeof(tmp)); |
| 1839 | if (port_name.slen < 1) { |
| 1840 | port_name = pj_str("call"); |
| 1841 | } |
| 1842 | status = pjmedia_conf_add_port( pjsua_var.mconf, call->inv->pool, |
| 1843 | media_port, |
| 1844 | &port_name, |
| 1845 | (unsigned*)&call->conf_slot); |
| 1846 | if (status != PJ_SUCCESS) { |
| 1847 | pjsua_perror(THIS_FILE, "Unable to create conference slot", |
| 1848 | status); |
| 1849 | call_destroy_media(call->index); |
| 1850 | //call_disconnect(inv, PJSIP_SC_INTERNAL_SERVER_ERROR); |
| 1851 | PJSUA_UNLOCK(); |
| 1852 | return; |
| 1853 | } |
| 1854 | |
| 1855 | /* Call's media state is active */ |
| 1856 | call->media_st = PJSUA_CALL_MEDIA_ACTIVE; |
| 1857 | call->media_dir = sess_info.stream_info[0].dir; |
| 1858 | } |
| 1859 | |
| 1860 | /* Print info. */ |
| 1861 | { |
| 1862 | char info[80]; |
| 1863 | int info_len = 0; |
| 1864 | unsigned i; |
| 1865 | |
| 1866 | for (i=0; i<sess_info.stream_cnt; ++i) { |
| 1867 | int len; |
| 1868 | const char *dir; |
| 1869 | pjmedia_stream_info *strm_info = &sess_info.stream_info[i]; |
| 1870 | |
| 1871 | switch (strm_info->dir) { |
| 1872 | case PJMEDIA_DIR_NONE: |
| 1873 | dir = "inactive"; |
| 1874 | break; |
| 1875 | case PJMEDIA_DIR_ENCODING: |
| 1876 | dir = "sendonly"; |
| 1877 | break; |
| 1878 | case PJMEDIA_DIR_DECODING: |
| 1879 | dir = "recvonly"; |
| 1880 | break; |
| 1881 | case PJMEDIA_DIR_ENCODING_DECODING: |
| 1882 | dir = "sendrecv"; |
| 1883 | break; |
| 1884 | default: |
| 1885 | dir = "unknown"; |
| 1886 | break; |
| 1887 | } |
| 1888 | len = pj_ansi_sprintf( info+info_len, |
| 1889 | ", stream #%d: %.*s (%s)", i, |
| 1890 | (int)strm_info->fmt.encoding_name.slen, |
| 1891 | strm_info->fmt.encoding_name.ptr, |
| 1892 | dir); |
| 1893 | if (len > 0) |
| 1894 | info_len += len; |
| 1895 | } |
| 1896 | PJ_LOG(4,(THIS_FILE,"Media updates%s", info)); |
| 1897 | } |
| 1898 | |
| 1899 | /* Call application callback, if any */ |
| 1900 | if (pjsua_var.ua_cfg.cb.on_call_media_state) |
| 1901 | pjsua_var.ua_cfg.cb.on_call_media_state(call->index); |
| 1902 | |
| 1903 | |
| 1904 | PJSUA_UNLOCK(); |
| 1905 | } |
| 1906 | |
| 1907 | |
| 1908 | /* |
| 1909 | * Create inactive SDP for call hold. |
| 1910 | */ |
| 1911 | static pj_status_t create_inactive_sdp(pjsua_call *call, |
| 1912 | pjmedia_sdp_session **p_answer) |
| 1913 | { |
| 1914 | pj_status_t status; |
| 1915 | pjmedia_sdp_conn *conn; |
| 1916 | pjmedia_sdp_attr *attr; |
| 1917 | pjmedia_sdp_session *sdp; |
| 1918 | |
| 1919 | /* Create new offer */ |
| 1920 | status = pjmedia_endpt_create_sdp(pjsua_var.med_endpt, pjsua_var.pool, 1, |
| 1921 | &call->skinfo, &sdp); |
| 1922 | if (status != PJ_SUCCESS) { |
| 1923 | pjsua_perror(THIS_FILE, "Unable to create local SDP", status); |
| 1924 | return status; |
| 1925 | } |
| 1926 | |
| 1927 | /* Get SDP media connection line */ |
| 1928 | conn = sdp->media[0]->conn; |
| 1929 | if (!conn) |
| 1930 | conn = sdp->conn; |
| 1931 | |
| 1932 | /* Modify address */ |
| 1933 | conn->addr = pj_str("0.0.0.0"); |
| 1934 | |
| 1935 | /* Remove existing directions attributes */ |
| 1936 | pjmedia_sdp_media_remove_all_attr(sdp->media[0], "sendrecv"); |
| 1937 | pjmedia_sdp_media_remove_all_attr(sdp->media[0], "sendonly"); |
| 1938 | pjmedia_sdp_media_remove_all_attr(sdp->media[0], "recvonly"); |
| 1939 | pjmedia_sdp_media_remove_all_attr(sdp->media[0], "inactive"); |
| 1940 | |
| 1941 | /* Add inactive attribute */ |
| 1942 | attr = pjmedia_sdp_attr_create(pjsua_var.pool, "inactive", NULL); |
| 1943 | pjmedia_sdp_media_add_attr(sdp->media[0], attr); |
| 1944 | |
| 1945 | *p_answer = sdp; |
| 1946 | |
| 1947 | return status; |
| 1948 | } |
| 1949 | |
| 1950 | |
| 1951 | /* |
| 1952 | * Called when session received new offer. |
| 1953 | */ |
| 1954 | static void pjsua_call_on_rx_offer(pjsip_inv_session *inv, |
| 1955 | const pjmedia_sdp_session *offer) |
| 1956 | { |
| 1957 | const char *remote_state; |
| 1958 | pjsua_call *call; |
| 1959 | pjmedia_sdp_conn *conn; |
| 1960 | pjmedia_sdp_session *answer; |
| 1961 | pj_bool_t is_remote_active; |
| 1962 | pj_status_t status; |
| 1963 | |
| 1964 | PJSUA_LOCK(); |
| 1965 | |
| 1966 | call = inv->dlg->mod_data[pjsua_var.mod.id]; |
| 1967 | |
| 1968 | /* |
| 1969 | * See if remote is offering active media (i.e. not on-hold) |
| 1970 | */ |
| 1971 | is_remote_active = PJ_TRUE; |
| 1972 | |
| 1973 | conn = offer->media[0]->conn; |
| 1974 | if (!conn) |
| 1975 | conn = offer->conn; |
| 1976 | |
| 1977 | if (pj_strcmp2(&conn->addr, "0.0.0.0")==0 || |
| 1978 | pj_strcmp2(&conn->addr, "0")==0) |
| 1979 | { |
| 1980 | is_remote_active = PJ_FALSE; |
| 1981 | |
| 1982 | } |
| 1983 | else if (pjmedia_sdp_media_find_attr2(offer->media[0], "inactive", NULL)) |
| 1984 | { |
| 1985 | is_remote_active = PJ_FALSE; |
| 1986 | } |
| 1987 | |
| 1988 | remote_state = (is_remote_active ? "active" : "inactive"); |
| 1989 | |
| 1990 | /* Supply candidate answer */ |
| 1991 | if (call->media_st == PJSUA_CALL_MEDIA_LOCAL_HOLD || !is_remote_active) { |
| 1992 | PJ_LOG(4,(THIS_FILE, |
| 1993 | "Call %d: RX new media offer, creating inactive SDP " |
| 1994 | "(media in offer is %s)", call->index, remote_state)); |
| 1995 | status = create_inactive_sdp( call, &answer ); |
| 1996 | } else { |
| 1997 | PJ_LOG(4,(THIS_FILE, "Call %d: received updated media offer", |
| 1998 | call->index)); |
| 1999 | status = pjmedia_endpt_create_sdp( pjsua_var.med_endpt, |
| 2000 | call->inv->pool, 1, |
| 2001 | &call->skinfo, &answer); |
| 2002 | } |
| 2003 | |
| 2004 | if (status != PJ_SUCCESS) { |
| 2005 | pjsua_perror(THIS_FILE, "Unable to create local SDP", status); |
| 2006 | PJSUA_UNLOCK(); |
| 2007 | return; |
| 2008 | } |
| 2009 | |
| 2010 | status = pjsip_inv_set_sdp_answer(call->inv, answer); |
| 2011 | if (status != PJ_SUCCESS) { |
| 2012 | pjsua_perror(THIS_FILE, "Unable to set answer", status); |
| 2013 | PJSUA_UNLOCK(); |
| 2014 | return; |
| 2015 | } |
| 2016 | |
| 2017 | PJSUA_UNLOCK(); |
Benny Prijono | 84126ab | 2006-02-09 09:30:09 +0000 | [diff] [blame] | 2018 | } |
| 2019 | |
| 2020 | |
| 2021 | /* |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2022 | * Callback called by event framework when the xfer subscription state |
| 2023 | * has changed. |
| 2024 | */ |
| 2025 | static void xfer_on_evsub_state( pjsip_evsub *sub, pjsip_event *event) |
| 2026 | { |
| 2027 | |
| 2028 | PJ_UNUSED_ARG(event); |
| 2029 | |
| 2030 | /* |
| 2031 | * We're only interested when subscription is terminated, to |
| 2032 | * clear the xfer_sub member of the inv_data. |
| 2033 | */ |
| 2034 | if (pjsip_evsub_get_state(sub) == PJSIP_EVSUB_STATE_TERMINATED) { |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 2035 | pjsua_call *call; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2036 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2037 | call = pjsip_evsub_get_mod_data(sub, pjsua_var.mod.id); |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 2038 | if (!call) |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2039 | return; |
| 2040 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2041 | pjsip_evsub_set_mod_data(sub, pjsua_var.mod.id, NULL); |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 2042 | call->xfer_sub = NULL; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2043 | |
| 2044 | PJ_LOG(3,(THIS_FILE, "Xfer subscription terminated")); |
| 2045 | } |
| 2046 | } |
| 2047 | |
| 2048 | |
| 2049 | /* |
| 2050 | * Follow transfer (REFER) request. |
| 2051 | */ |
| 2052 | static void on_call_transfered( pjsip_inv_session *inv, |
| 2053 | pjsip_rx_data *rdata ) |
| 2054 | { |
| 2055 | pj_status_t status; |
| 2056 | pjsip_tx_data *tdata; |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 2057 | pjsua_call *existing_call; |
| 2058 | int new_call; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2059 | const pj_str_t str_refer_to = { "Refer-To", 8}; |
| 2060 | pjsip_generic_string_hdr *refer_to; |
| 2061 | char *uri; |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 2062 | pj_str_t tmp; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2063 | struct pjsip_evsub_user xfer_cb; |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 2064 | pjsip_status_code code; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2065 | pjsip_evsub *sub; |
| 2066 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2067 | existing_call = inv->dlg->mod_data[pjsua_var.mod.id]; |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 2068 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2069 | /* Find the Refer-To header */ |
| 2070 | refer_to = (pjsip_generic_string_hdr*) |
| 2071 | pjsip_msg_find_hdr_by_name(rdata->msg_info.msg, &str_refer_to, NULL); |
| 2072 | |
| 2073 | if (refer_to == NULL) { |
| 2074 | /* Invalid Request. |
| 2075 | * No Refer-To header! |
| 2076 | */ |
| 2077 | PJ_LOG(4,(THIS_FILE, "Received REFER without Refer-To header!")); |
Benny Prijono | b080837 | 2006-03-02 21:18:58 +0000 | [diff] [blame] | 2078 | pjsip_dlg_respond( inv->dlg, rdata, 400, NULL, NULL, NULL); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2079 | return; |
| 2080 | } |
| 2081 | |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 2082 | /* Notify callback */ |
| 2083 | code = PJSIP_SC_OK; |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2084 | if (pjsua_var.ua_cfg.cb.on_call_transfered) |
| 2085 | (*pjsua_var.ua_cfg.cb.on_call_transfered)(existing_call->index, |
| 2086 | &refer_to->hvalue, &code); |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 2087 | |
| 2088 | if (code < 200) |
| 2089 | code = 200; |
| 2090 | if (code >= 300) { |
| 2091 | /* Application rejects call transfer request */ |
| 2092 | pjsip_dlg_respond( inv->dlg, rdata, code, NULL, NULL, NULL); |
| 2093 | return; |
| 2094 | } |
| 2095 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2096 | PJ_LOG(3,(THIS_FILE, "Call to %.*s is being transfered to %.*s", |
| 2097 | (int)inv->dlg->remote.info_str.slen, |
| 2098 | inv->dlg->remote.info_str.ptr, |
| 2099 | (int)refer_to->hvalue.slen, |
| 2100 | refer_to->hvalue.ptr)); |
| 2101 | |
| 2102 | /* Init callback */ |
| 2103 | pj_memset(&xfer_cb, 0, sizeof(xfer_cb)); |
| 2104 | xfer_cb.on_evsub_state = &xfer_on_evsub_state; |
| 2105 | |
| 2106 | /* Create transferee event subscription */ |
| 2107 | status = pjsip_xfer_create_uas( inv->dlg, &xfer_cb, rdata, &sub); |
| 2108 | if (status != PJ_SUCCESS) { |
| 2109 | pjsua_perror(THIS_FILE, "Unable to create xfer uas", status); |
Benny Prijono | b080837 | 2006-03-02 21:18:58 +0000 | [diff] [blame] | 2110 | pjsip_dlg_respond( inv->dlg, rdata, 500, NULL, NULL, NULL); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2111 | return; |
| 2112 | } |
| 2113 | |
| 2114 | /* Accept the REFER request, send 200 (OK). */ |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 2115 | pjsip_xfer_accept(sub, rdata, code, NULL); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2116 | |
| 2117 | /* Create initial NOTIFY request */ |
| 2118 | status = pjsip_xfer_notify( sub, PJSIP_EVSUB_STATE_ACTIVE, |
| 2119 | 100, NULL, &tdata); |
| 2120 | if (status != PJ_SUCCESS) { |
| 2121 | pjsua_perror(THIS_FILE, "Unable to create NOTIFY to REFER", status); |
| 2122 | return; |
| 2123 | } |
| 2124 | |
| 2125 | /* Send initial NOTIFY request */ |
| 2126 | status = pjsip_xfer_send_request( sub, tdata); |
| 2127 | if (status != PJ_SUCCESS) { |
| 2128 | pjsua_perror(THIS_FILE, "Unable to send NOTIFY to REFER", status); |
| 2129 | return; |
| 2130 | } |
| 2131 | |
| 2132 | /* We're cheating here. |
| 2133 | * We need to get a null terminated string from a pj_str_t. |
| 2134 | * So grab the pointer from the hvalue and NULL terminate it, knowing |
| 2135 | * that the NULL position will be occupied by a newline. |
| 2136 | */ |
| 2137 | uri = refer_to->hvalue.ptr; |
| 2138 | uri[refer_to->hvalue.slen] = '\0'; |
| 2139 | |
| 2140 | /* Now make the outgoing call. */ |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 2141 | tmp = pj_str(uri); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2142 | status = pjsua_call_make_call(existing_call->acc_id, &tmp, 0, |
| 2143 | existing_call->user_data, NULL, |
| 2144 | &new_call); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2145 | if (status != PJ_SUCCESS) { |
| 2146 | |
| 2147 | /* Notify xferer about the error */ |
| 2148 | status = pjsip_xfer_notify(sub, PJSIP_EVSUB_STATE_TERMINATED, |
| 2149 | 500, NULL, &tdata); |
| 2150 | if (status != PJ_SUCCESS) { |
| 2151 | pjsua_perror(THIS_FILE, "Unable to create NOTIFY to REFER", |
| 2152 | status); |
| 2153 | return; |
| 2154 | } |
| 2155 | status = pjsip_xfer_send_request(sub, tdata); |
| 2156 | if (status != PJ_SUCCESS) { |
| 2157 | pjsua_perror(THIS_FILE, "Unable to send NOTIFY to REFER", |
| 2158 | status); |
| 2159 | return; |
| 2160 | } |
| 2161 | return; |
| 2162 | } |
| 2163 | |
| 2164 | /* Put the server subscription in inv_data. |
| 2165 | * Subsequent state changed in pjsua_inv_on_state_changed() will be |
| 2166 | * reported back to the server subscription. |
| 2167 | */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2168 | pjsua_var.calls[new_call].xfer_sub = sub; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2169 | |
| 2170 | /* Put the invite_data in the subscription. */ |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2171 | pjsip_evsub_set_mod_data(sub, pjsua_var.mod.id, |
| 2172 | &pjsua_var.calls[new_call]); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2173 | } |
| 2174 | |
| 2175 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2176 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2177 | /* |
| 2178 | * This callback is called when transaction state has changed in INVITE |
Benny Prijono | b080837 | 2006-03-02 21:18:58 +0000 | [diff] [blame] | 2179 | * session. We use this to trap: |
| 2180 | * - incoming REFER request. |
| 2181 | * - incoming MESSAGE request. |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2182 | */ |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 2183 | static void pjsua_call_on_tsx_state_changed(pjsip_inv_session *inv, |
| 2184 | pjsip_transaction *tsx, |
| 2185 | pjsip_event *e) |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2186 | { |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2187 | pjsua_call *call = inv->dlg->mod_data[pjsua_var.mod.id]; |
| 2188 | |
| 2189 | PJSUA_LOCK(); |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 2190 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2191 | if (tsx->role==PJSIP_ROLE_UAS && |
| 2192 | tsx->state==PJSIP_TSX_STATE_TRYING && |
| 2193 | pjsip_method_cmp(&tsx->method, &pjsip_refer_method)==0) |
| 2194 | { |
| 2195 | /* |
| 2196 | * Incoming REFER request. |
| 2197 | */ |
Benny Prijono | a91a003 | 2006-02-26 21:23:45 +0000 | [diff] [blame] | 2198 | on_call_transfered(call->inv, e->body.tsx_state.src.rdata); |
Benny Prijono | b080837 | 2006-03-02 21:18:58 +0000 | [diff] [blame] | 2199 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2200 | } |
Benny Prijono | b080837 | 2006-03-02 21:18:58 +0000 | [diff] [blame] | 2201 | else if (tsx->role==PJSIP_ROLE_UAS && |
| 2202 | tsx->state==PJSIP_TSX_STATE_TRYING && |
| 2203 | pjsip_method_cmp(&tsx->method, &pjsip_message_method)==0) |
| 2204 | { |
| 2205 | /* |
| 2206 | * Incoming MESSAGE request! |
| 2207 | */ |
| 2208 | pjsip_rx_data *rdata; |
| 2209 | pjsip_msg *msg; |
| 2210 | pjsip_accept_hdr *accept_hdr; |
| 2211 | pj_status_t status; |
| 2212 | |
| 2213 | rdata = e->body.tsx_state.src.rdata; |
| 2214 | msg = rdata->msg_info.msg; |
| 2215 | |
| 2216 | /* Request MUST have message body, with Content-Type equal to |
| 2217 | * "text/plain". |
| 2218 | */ |
| 2219 | if (pjsua_im_accept_pager(rdata, &accept_hdr) == PJ_FALSE) { |
| 2220 | |
| 2221 | pjsip_hdr hdr_list; |
| 2222 | |
| 2223 | pj_list_init(&hdr_list); |
| 2224 | pj_list_push_back(&hdr_list, accept_hdr); |
| 2225 | |
| 2226 | pjsip_dlg_respond( inv->dlg, rdata, PJSIP_SC_NOT_ACCEPTABLE_HERE, |
| 2227 | NULL, &hdr_list, NULL ); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2228 | PJSUA_UNLOCK(); |
Benny Prijono | b080837 | 2006-03-02 21:18:58 +0000 | [diff] [blame] | 2229 | return; |
| 2230 | } |
| 2231 | |
| 2232 | /* Respond with 200 first, so that remote doesn't retransmit in case |
| 2233 | * the UI takes too long to process the message. |
| 2234 | */ |
| 2235 | status = pjsip_dlg_respond( inv->dlg, rdata, 200, NULL, NULL, NULL); |
| 2236 | |
| 2237 | /* Process MESSAGE request */ |
| 2238 | pjsua_im_process_pager(call->index, &inv->dlg->remote.info_str, |
| 2239 | &inv->dlg->local.info_str, rdata); |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2240 | |
Benny Prijono | b080837 | 2006-03-02 21:18:58 +0000 | [diff] [blame] | 2241 | } |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2242 | else if (tsx->role == PJSIP_ROLE_UAC && |
| 2243 | pjsip_method_cmp(&tsx->method, &pjsip_message_method)==0) |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2244 | { |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2245 | /* Handle outgoing pager status */ |
| 2246 | if (tsx->status_code >= 200) { |
| 2247 | pjsua_im_data *im_data; |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2248 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2249 | im_data = tsx->mod_data[pjsua_var.mod.id]; |
| 2250 | /* im_data can be NULL if this is typing indication */ |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2251 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2252 | if (im_data && pjsua_var.ua_cfg.cb.on_pager_status) { |
| 2253 | pjsua_var.ua_cfg.cb.on_pager_status(im_data->call_id, |
| 2254 | &im_data->to, |
| 2255 | &im_data->body, |
| 2256 | im_data->user_data, |
| 2257 | tsx->status_code, |
| 2258 | &tsx->status_text); |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2259 | } |
Benny Prijono | fccab71 | 2006-02-22 22:23:22 +0000 | [diff] [blame] | 2260 | } |
Benny Prijono | 834aee3 | 2006-02-19 01:38:06 +0000 | [diff] [blame] | 2261 | } |
Benny Prijono | 834aee3 | 2006-02-19 01:38:06 +0000 | [diff] [blame] | 2262 | |
Benny Prijono | 26ff906 | 2006-02-21 23:47:00 +0000 | [diff] [blame] | 2263 | |
Benny Prijono | eebe9af | 2006-06-13 22:57:13 +0000 | [diff] [blame] | 2264 | PJSUA_UNLOCK(); |
Benny Prijono | 9fc735d | 2006-05-28 14:58:12 +0000 | [diff] [blame] | 2265 | } |