3 Copyright (C) 2000 Simon MORLAT (simon.morlat@linphone.org)
5 This program is free software; you can redistribute it and/or
6 modify it under the terms of the GNU General Public License
7 as published by the Free Software Foundation; either version 2
8 of the License, or (at your option) any later version.
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.
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.
22 #include "linphonecore.h"
28 #include <ortp/telephonyevents.h>
29 #include <ortp/zrtp.h>
30 #include "mediastreamer2/mediastream.h"
31 #include "mediastreamer2/mseventqueue.h"
32 #include "mediastreamer2/msvolume.h"
33 #include "mediastreamer2/msequalizer.h"
34 #include "mediastreamer2/dtmfgen.h"
44 #include "liblinphone_gitversion.h"
46 #ifndef LIBLINPHONE_GIT_VERSION
47 #define LIBLINPHONE_GIT_VERSION "unknown"
52 /*#define UNSTANDART_GSM_11K 1*/
54 #define ROOT_CA_FILE PACKAGE_DATA_DIR "/linphone/rootca.pem"
56 static const char *liblinphone_version=
57 #ifdef LIBLINPHONE_GIT_VERSION
58 LIBLINPHONE_GIT_VERSION
63 static void set_network_reachable(LinphoneCore* lc,bool_t isReachable, time_t curtime);
64 static void linphone_core_run_hooks(LinphoneCore *lc);
65 static void linphone_core_free_hooks(LinphoneCore *lc);
69 const char *linphone_core_get_nat_address_resolved(LinphoneCore *lc);
70 static void toggle_video_preview(LinphoneCore *lc, bool_t val);
72 /* relative path where is stored local ring*/
73 #define LOCAL_RING "rings/oldphone.wav"
74 /* same for remote ring (ringback)*/
75 #define REMOTE_RING "ringback.wav"
76 #define HOLD_MUSIC "rings/toy-mono.wav"
79 extern SalCallbacks linphone_sal_callbacks;
81 void lc_callback_obj_init(LCCallbackObj *obj,LinphoneCoreCbFunc func,void* ud)
87 int lc_callback_obj_invoke(LCCallbackObj *obj, LinphoneCore *lc){
88 if (obj->_func!=NULL) obj->_func(lc,obj->_user_data);
93 /*prevent a gcc bug with %c*/
94 static size_t my_strftime(char *s, size_t max, const char *fmt, const struct tm *tm){
95 #if !defined(_WIN32_WCE)
96 return strftime(s, max, fmt, tm);
100 #endif /*_WIN32_WCE*/
103 static void set_call_log_date(LinphoneCallLog *cl, time_t start_time){
106 #if !defined(_WIN32_WCE)
107 loctime=*localtime(&start_time);
109 #endif /*_WIN32_WCE*/
111 localtime_r(&start_time,&loctime);
113 my_strftime(cl->start_date,sizeof(cl->start_date),"%c",&loctime);
116 LinphoneCallLog * linphone_call_log_new(LinphoneCall *call, LinphoneAddress *from, LinphoneAddress *to){
117 LinphoneCallLog *cl=ms_new0(LinphoneCallLog,1);
119 cl->start_date_time=call->start_time;
120 set_call_log_date(cl,cl->start_date_time);
123 cl->status=LinphoneCallAborted; /*default status*/
127 void call_logs_write_to_config_file(LinphoneCore *lc){
132 LpConfig *cfg=lc->config;
134 if (linphone_core_get_global_state (lc)==LinphoneGlobalStartup) return;
136 for(i=0,elem=lc->call_logs;elem!=NULL;elem=elem->next,++i){
137 LinphoneCallLog *cl=(LinphoneCallLog*)elem->data;
138 snprintf(logsection,sizeof(logsection),"call_log_%i",i);
139 lp_config_clean_section(cfg,logsection);
140 lp_config_set_int(cfg,logsection,"dir",cl->dir);
141 lp_config_set_int(cfg,logsection,"status",cl->status);
142 tmp=linphone_address_as_string(cl->from);
143 lp_config_set_string(cfg,logsection,"from",tmp);
145 tmp=linphone_address_as_string(cl->to);
146 lp_config_set_string(cfg,logsection,"to",tmp);
148 if (cl->start_date_time)
149 lp_config_set_int64(cfg,logsection,"start_date_time",(int64_t)cl->start_date_time);
150 else lp_config_set_string(cfg,logsection,"start_date",cl->start_date);
151 lp_config_set_int(cfg,logsection,"duration",cl->duration);
152 if (cl->refkey) lp_config_set_string(cfg,logsection,"refkey",cl->refkey);
153 lp_config_set_float(cfg,logsection,"quality",cl->quality);
154 lp_config_set_int(cfg,logsection,"video_enabled", cl->video_enabled);
155 lp_config_set_string(cfg,logsection,"call_id",cl->call_id);
157 for(;i<lc->max_call_logs;++i){
158 snprintf(logsection,sizeof(logsection),"call_log_%i",i);
159 lp_config_clean_section(cfg,logsection);
163 static time_t string_to_time(const char *date){
165 struct tm tmtime={0};
166 strptime(date,"%c",&tmtime);
167 return mktime(&tmtime);
173 static void call_logs_read_from_config_file(LinphoneCore *lc){
178 LpConfig *cfg=lc->config;
180 snprintf(logsection,sizeof(logsection),"call_log_%i",i);
181 if (lp_config_has_section(cfg,logsection)){
182 LinphoneCallLog *cl=ms_new0(LinphoneCallLog,1);
183 cl->dir=lp_config_get_int(cfg,logsection,"dir",0);
184 cl->status=lp_config_get_int(cfg,logsection,"status",0);
185 tmp=lp_config_get_string(cfg,logsection,"from",NULL);
186 if (tmp) cl->from=linphone_address_new(tmp);
187 tmp=lp_config_get_string(cfg,logsection,"to",NULL);
188 if (tmp) cl->to=linphone_address_new(tmp);
189 sec=lp_config_get_int64(cfg,logsection,"start_date_time",0);
191 /*new call log format with date expressed in seconds */
192 cl->start_date_time=(time_t)sec;
193 set_call_log_date(cl,cl->start_date_time);
195 tmp=lp_config_get_string(cfg,logsection,"start_date",NULL);
197 strncpy(cl->start_date,tmp,sizeof(cl->start_date));
198 cl->start_date_time=string_to_time(cl->start_date);
201 cl->duration=lp_config_get_int(cfg,logsection,"duration",0);
202 tmp=lp_config_get_string(cfg,logsection,"refkey",NULL);
203 if (tmp) cl->refkey=ms_strdup(tmp);
204 cl->quality=lp_config_get_float(cfg,logsection,"quality",-1);
205 cl->video_enabled=lp_config_get_int(cfg,logsection,"video_enabled",0);
206 tmp=lp_config_get_string(cfg,logsection,"call_id",NULL);
207 if (tmp) cl->call_id=ms_strdup(tmp);
208 lc->call_logs=ms_list_append(lc->call_logs,cl);
216 * @addtogroup call_logs
221 * Returns a human readable string describing the call.
223 * @note: the returned char* must be freed by the application (use ms_free()).
225 char * linphone_call_log_to_str(LinphoneCallLog *cl){
228 char *from=linphone_address_as_string (cl->from);
229 char *to=linphone_address_as_string (cl->to);
231 case LinphoneCallAborted:
234 case LinphoneCallSuccess:
235 status=_("completed");
237 case LinphoneCallMissed:
243 tmp=ortp_strdup_printf(_("%s at %s\nFrom: %s\nTo: %s\nStatus: %s\nDuration: %i mn %i sec\n"),
244 (cl->dir==LinphoneCallIncoming) ? _("Incoming call") : _("Outgoing call"),
257 * Returns RTP statistics computed locally regarding the call.
260 const rtp_stats_t *linphone_call_log_get_local_stats(const LinphoneCallLog *cl){
261 return &cl->local_stats;
265 * Returns RTP statistics computed by remote end and sent back via RTCP.
267 * @note Not implemented yet.
269 const rtp_stats_t *linphone_call_log_get_remote_stats(const LinphoneCallLog *cl){
270 return &cl->remote_stats;
274 * Assign a user pointer to the call log.
276 void linphone_call_log_set_user_pointer(LinphoneCallLog *cl, void *up){
281 * Returns the user pointer associated with the call log.
283 void *linphone_call_log_get_user_pointer(const LinphoneCallLog *cl){
284 return cl->user_pointer;
290 * Associate a persistent reference key to the call log.
292 * The reference key can be for example an id to an external database.
293 * It is stored in the config file, thus can survive to process exits/restarts.
296 void linphone_call_log_set_ref_key(LinphoneCallLog *cl, const char *refkey){
297 if (cl->refkey!=NULL){
301 if (refkey) cl->refkey=ms_strdup(refkey);
305 * Get the persistent reference key associated to the call log.
307 * The reference key can be for example an id to an external database.
308 * It is stored in the config file, thus can survive to process exits/restarts.
311 const char *linphone_call_log_get_ref_key(const LinphoneCallLog *cl){
316 * Returns origin (ie from) address of the call.
318 LinphoneAddress *linphone_call_log_get_from(LinphoneCallLog *cl){
323 * Returns destination address (ie to) of the call.
325 LinphoneAddress *linphone_call_log_get_to(LinphoneCallLog *cl){
330 * Returns the direction of the call.
332 LinphoneCallDir linphone_call_log_get_dir(LinphoneCallLog *cl){
337 * Returns the status of the call.
339 LinphoneCallStatus linphone_call_log_get_status(LinphoneCallLog *cl){
344 * Returns the start date of the call, expressed as a POSIX time_t.
346 time_t linphone_call_log_get_start_date(LinphoneCallLog *cl){
347 return cl->start_date_time;
351 * Returns duration of the call.
353 int linphone_call_log_get_duration(LinphoneCallLog *cl){
358 * Returns overall quality indication of the call.
360 float linphone_call_log_get_quality(LinphoneCallLog *cl){
366 void linphone_call_log_destroy(LinphoneCallLog *cl){
367 if (cl->from!=NULL) linphone_address_destroy(cl->from);
368 if (cl->to!=NULL) linphone_address_destroy(cl->to);
369 if (cl->refkey!=NULL) ms_free(cl->refkey);
370 if (cl->call_id) ms_free(cl->call_id);
375 * Returns TRUE if the LinphoneCall asked to autoanswer
378 bool_t linphone_call_asked_to_autoanswer(LinphoneCall *call){
379 //return TRUE if the unique(for the moment) incoming call asked to be autoanswered
381 return sal_call_autoanswer_asked(call->op);
386 int linphone_core_get_current_call_duration(const LinphoneCore *lc){
387 LinphoneCall *call=linphone_core_get_current_call((LinphoneCore *)lc);
388 if (call) return linphone_call_get_duration(call);
392 const LinphoneAddress *linphone_core_get_current_call_remote_address(struct _LinphoneCore *lc){
393 LinphoneCall *call=linphone_core_get_current_call(lc);
394 if (call==NULL) return NULL;
395 return linphone_call_get_remote_address(call);
399 * Enable logs in supplied FILE*.
403 * @param file a C FILE* where to fprintf logs. If null stdout is used.
406 void linphone_core_enable_logs(FILE *file){
407 if (file==NULL) file=stdout;
408 ortp_set_log_file(file);
409 ortp_set_log_level_mask(ORTP_MESSAGE|ORTP_WARNING|ORTP_ERROR|ORTP_FATAL);
413 * Enable logs through the user's supplied log callback.
417 * @param logfunc The address of a OrtpLogFunc callback whose protoype is
418 * typedef void (*OrtpLogFunc)(OrtpLogLevel lev, const char *fmt, va_list args);
421 void linphone_core_enable_logs_with_cb(OrtpLogFunc logfunc){
422 ortp_set_log_level_mask(ORTP_MESSAGE|ORTP_WARNING|ORTP_ERROR|ORTP_FATAL);
423 ortp_set_log_handler(logfunc);
427 * Entirely disable logging.
431 void linphone_core_disable_logs(){
432 ortp_set_log_level_mask(ORTP_ERROR|ORTP_FATAL);
436 static void net_config_read (LinphoneCore *lc)
440 LpConfig *config=lc->config;
442 lc->net_conf.nat_address_ip = NULL;
443 tmp=lp_config_get_int(config,"net","download_bw",0);
444 linphone_core_set_download_bandwidth(lc,tmp);
445 tmp=lp_config_get_int(config,"net","upload_bw",0);
446 linphone_core_set_upload_bandwidth(lc,tmp);
447 linphone_core_set_stun_server(lc,lp_config_get_string(config,"net","stun_server",NULL));
448 tmpstr=lp_config_get_string(lc->config,"net","nat_address",NULL);
449 if (tmpstr!=NULL && (strlen(tmpstr)<1)) tmpstr=NULL;
450 linphone_core_set_nat_address(lc,tmpstr);
451 tmp=lp_config_get_int(lc->config,"net","firewall_policy",0);
452 linphone_core_set_firewall_policy(lc,tmp);
453 tmp=lp_config_get_int(lc->config,"net","nat_sdp_only",0);
454 lc->net_conf.nat_sdp_only=tmp;
455 tmp=lp_config_get_int(lc->config,"net","mtu",0);
456 linphone_core_set_mtu(lc,tmp);
457 tmp=lp_config_get_int(lc->config,"net","download_ptime",0);
458 linphone_core_set_download_ptime(lc,tmp);
462 static void build_sound_devices_table(LinphoneCore *lc){
463 const char **devices;
467 const MSList *elem=ms_snd_card_manager_get_list(ms_snd_card_manager_get());
468 ndev=ms_list_size(elem);
469 devices=ms_malloc((ndev+1)*sizeof(const char *));
470 for (i=0;elem!=NULL;elem=elem->next,i++){
471 devices[i]=ms_snd_card_get_string_id((MSSndCard *)elem->data);
474 old=lc->sound_conf.cards;
475 lc->sound_conf.cards=devices;
476 if (old!=NULL) ms_free(old);
479 static void sound_config_read(LinphoneCore *lc)
485 /*alsadev let the user use custom alsa device within linphone*/
486 devid=lp_config_get_string(lc->config,"sound","alsadev",NULL);
488 MSSndCard *card=ms_alsa_card_new_custom(devid,devid);
489 ms_snd_card_manager_add_card(ms_snd_card_manager_get(),card);
491 tmp=lp_config_get_int(lc->config,"sound","alsa_forced_rate",-1);
492 if (tmp>0) ms_alsa_card_set_forced_sample_rate(tmp);
494 /* retrieve all sound devices */
495 build_sound_devices_table(lc);
497 devid=lp_config_get_string(lc->config,"sound","playback_dev_id",NULL);
498 linphone_core_set_playback_device(lc,devid);
500 devid=lp_config_get_string(lc->config,"sound","ringer_dev_id",NULL);
501 linphone_core_set_ringer_device(lc,devid);
503 devid=lp_config_get_string(lc->config,"sound","capture_dev_id",NULL);
504 linphone_core_set_capture_device(lc,devid);
507 tmp=lp_config_get_int(lc->config,"sound","play_lev",80);
508 linphone_core_set_play_level(lc,tmp);
509 tmp=lp_config_get_int(lc->config,"sound","ring_lev",80);
510 linphone_core_set_ring_level(lc,tmp);
511 tmp=lp_config_get_int(lc->config,"sound","rec_lev",80);
512 linphone_core_set_rec_level(lc,tmp);
513 tmpbuf=lp_config_get_string(lc->config,"sound","source","m");
514 linphone_core_set_sound_source(lc,tmpbuf[0]);
517 tmpbuf=PACKAGE_SOUND_DIR "/" LOCAL_RING;
518 tmpbuf=lp_config_get_string(lc->config,"sound","local_ring",tmpbuf);
519 if (ortp_file_exist(tmpbuf)==-1) {
520 ms_warning("%s does not exist",tmpbuf);
521 tmpbuf=PACKAGE_SOUND_DIR "/" LOCAL_RING;
523 if (strstr(tmpbuf,".wav")==NULL){
524 /* it currently uses old sound files, so replace them */
525 tmpbuf=PACKAGE_SOUND_DIR "/" LOCAL_RING;
527 linphone_core_set_ring(lc,tmpbuf);
529 tmpbuf=PACKAGE_SOUND_DIR "/" REMOTE_RING;
530 tmpbuf=lp_config_get_string(lc->config,"sound","remote_ring",tmpbuf);
531 if (ortp_file_exist(tmpbuf)==-1){
532 tmpbuf=PACKAGE_SOUND_DIR "/" REMOTE_RING;
534 if (strstr(tmpbuf,".wav")==NULL){
535 /* it currently uses old sound files, so replace them */
536 tmpbuf=PACKAGE_SOUND_DIR "/" REMOTE_RING;
538 linphone_core_set_ringback(lc,tmpbuf);
540 linphone_core_set_play_file(lc,lp_config_get_string(lc->config,"sound","hold_music",PACKAGE_SOUND_DIR "/" HOLD_MUSIC));
541 check_sound_device(lc);
542 lc->sound_conf.latency=0;
546 tmp=FALSE; /* on iOS we have builtin echo cancellation.*/
548 tmp=lp_config_get_int(lc->config,"sound","echocancellation",tmp);
549 linphone_core_enable_echo_cancellation(lc,tmp);
550 linphone_core_enable_echo_limiter(lc,
551 lp_config_get_int(lc->config,"sound","echolimiter",0));
552 linphone_core_enable_agc(lc,
553 lp_config_get_int(lc->config,"sound","agc",0));
555 linphone_core_set_playback_gain_db (lc,lp_config_get_float(lc->config,"sound","playback_gain_db",0));
556 linphone_core_set_mic_gain_db (lc,lp_config_get_float(lc->config,"sound","mic_gain_db",0));
558 linphone_core_set_remote_ringback_tone (lc,lp_config_get_string(lc->config,"sound","ringback_tone",NULL));
560 /*just parse requested stream feature once at start to print out eventual errors*/
561 linphone_core_get_audio_features(lc);
564 static void sip_config_read(LinphoneCore *lc)
573 tmp=lp_config_get_int(lc->config,"sip","use_info",0);
574 linphone_core_set_use_info_for_dtmf(lc,tmp);
576 if (lp_config_get_int(lc->config,"sip","use_session_timers",0)==1){
577 sal_use_session_timers(lc->sal,200);
580 sal_use_rport(lc->sal,lp_config_get_int(lc->config,"sip","use_rport",1));
581 sal_use_101(lc->sal,lp_config_get_int(lc->config,"sip","use_101",1));
582 sal_reuse_authorization(lc->sal, lp_config_get_int(lc->config,"sip","reuse_authorization",0));
583 sal_expire_old_registration_contacts(lc->sal,lp_config_get_int(lc->config,"sip","expire_old_registration_contacts",0));
585 tmp=lp_config_get_int(lc->config,"sip","use_rfc2833",1);
586 linphone_core_set_use_rfc2833_for_dtmf(lc,tmp);
588 ipv6=lp_config_get_int(lc->config,"sip","use_ipv6",-1);
592 linphone_core_enable_ipv6(lc,ipv6);
593 memset(&tr,0,sizeof(tr));
595 tr.udp_port=lp_config_get_int(lc->config,"sip","sip_port",0);
596 tr.tcp_port=lp_config_get_int(lc->config,"sip","sip_tcp_port",0);
597 tr.tls_port=lp_config_get_int(lc->config,"sip","sip_tls_port",0);
599 if (lp_config_get_int(lc->config,"sip","sip_random_port",0)==1)
600 random_port=(0xDFFF&random())+1024;
603 if (tr.udp_port==0 && tr.tcp_port==0 && tr.tls_port==0){
607 if (tr.udp_port>0 && random_port){
608 tr.udp_port=random_port;
609 tr.tls_port=tr.tcp_port=0; /*make sure only one transport is active at a time*/
610 }else if (tr.tcp_port>0 && random_port){
611 tr.tcp_port=random_port;
612 tr.tls_port=tr.udp_port=0; /*make sure only one transport is active at a time*/
613 }else if (tr.tls_port>0 && random_port){
614 tr.tls_port=random_port;
615 tr.udp_port=tr.tcp_port=0; /*make sure only one transport is active at a time*/
619 sal_set_root_ca(lc->sal, lp_config_get_string(lc->config,"sip","root_ca", "/etc/ssl/certs"));
621 sal_set_root_ca(lc->sal, lp_config_get_string(lc->config,"sip","root_ca", ROOT_CA_FILE));
623 linphone_core_verify_server_certificates(lc,lp_config_get_int(lc->config,"sip","verify_server_certs",TRUE));
624 linphone_core_verify_server_cn(lc,lp_config_get_int(lc->config,"sip","verify_server_cn",TRUE));
625 /*setting the dscp must be done before starting the transports, otherwise it is not taken into effect*/
626 sal_set_dscp(lc->sal,linphone_core_get_sip_dscp(lc));
627 /*start listening on ports*/
628 linphone_core_set_sip_transports(lc,&tr);
630 tmpstr=lp_config_get_string(lc->config,"sip","contact",NULL);
631 if (tmpstr==NULL || linphone_core_set_primary_contact(lc,tmpstr)==-1) {
632 const char *hostname=NULL;
633 const char *username=NULL;
635 hostname=getenv("HOST");
636 username=getenv("USER");
637 if (hostname==NULL) hostname=getenv("HOSTNAME");
638 #endif /*HAVE_GETENV*/
640 hostname="unknown-host";
644 contact=ortp_strdup_printf("sip:%s@%s",username,hostname);
645 linphone_core_set_primary_contact(lc,contact);
649 tmp=lp_config_get_int(lc->config,"sip","guess_hostname",1);
650 linphone_core_set_guess_hostname(lc,tmp);
653 tmp=lp_config_get_int(lc->config,"sip","inc_timeout",30);
654 linphone_core_set_inc_timeout(lc,tmp);
656 tmp=lp_config_get_int(lc->config,"sip","in_call_timeout",0);
657 linphone_core_set_in_call_timeout(lc,tmp);
659 /* get proxies config */
661 LinphoneProxyConfig *cfg=linphone_proxy_config_new_from_config_file(lc->config,i);
663 linphone_core_add_proxy_config(lc,cfg);
668 /* get the default proxy */
669 tmp=lp_config_get_int(lc->config,"sip","default_proxy",-1);
670 linphone_core_set_default_proxy_index(lc,tmp);
672 /* read authentication information */
674 LinphoneAuthInfo *ai=linphone_auth_info_new_from_config_file(lc->config,i);
676 linphone_core_add_auth_info(lc,ai);
677 linphone_auth_info_destroy(ai);
682 /*this is to filter out unsupported encryption schemes*/
683 linphone_core_set_media_encryption(lc,linphone_core_get_media_encryption(lc));
685 /*for tuning or test*/
686 lc->sip_conf.sdp_200_ack=lp_config_get_int(lc->config,"sip","sdp_200_ack",0);
687 lc->sip_conf.register_only_when_network_is_up=
688 lp_config_get_int(lc->config,"sip","register_only_when_network_is_up",1);
689 lc->sip_conf.ping_with_options=lp_config_get_int(lc->config,"sip","ping_with_options",1);
690 lc->sip_conf.auto_net_state_mon=lp_config_get_int(lc->config,"sip","auto_net_state_mon",1);
691 lc->sip_conf.keepalive_period=lp_config_get_int(lc->config,"sip","keepalive_period",10000);
692 lc->sip_conf.tcp_tls_keepalive=lp_config_get_int(lc->config,"sip","tcp_tls_keepalive",0);
693 linphone_core_enable_keep_alive(lc, (lc->sip_conf.keepalive_period > 0));
694 sal_use_one_matching_codec_policy(lc->sal,lp_config_get_int(lc->config,"sip","only_one_codec",0));
695 sal_use_double_registrations(lc->sal,lp_config_get_int(lc->config,"sip","use_double_registrations",1));
696 sal_use_dates(lc->sal,lp_config_get_int(lc->config,"sip","put_date",0));
699 static void rtp_config_read(LinphoneCore *lc)
701 int min_port, max_port;
704 bool_t rtp_no_xmit_on_audio_mute;
705 bool_t adaptive_jitt_comp_enabled;
707 if (lp_config_get_range(lc->config, "rtp", "audio_rtp_port", &min_port, &max_port, 7078, 7078) == TRUE) {
708 if (min_port <= 0) min_port = 1;
709 if (max_port > 65535) max_port = 65535;
710 linphone_core_set_audio_port_range(lc, min_port, max_port);
712 min_port = lp_config_get_int(lc->config, "rtp", "audio_rtp_port", 7078);
713 linphone_core_set_audio_port(lc, min_port);
716 if (lp_config_get_range(lc->config, "rtp", "video_rtp_port", &min_port, &max_port, 9078, 9078) == TRUE) {
717 if (min_port <= 0) min_port = 1;
718 if (max_port > 65535) max_port = 65535;
719 linphone_core_set_video_port_range(lc, min_port, max_port);
721 min_port = lp_config_get_int(lc->config, "rtp", "video_rtp_port", 9078);
722 linphone_core_set_video_port(lc, min_port);
725 jitt_comp=lp_config_get_int(lc->config,"rtp","audio_jitt_comp",60);
726 linphone_core_set_audio_jittcomp(lc,jitt_comp);
727 jitt_comp=lp_config_get_int(lc->config,"rtp","video_jitt_comp",60);
728 if (jitt_comp==0) jitt_comp=60;
729 linphone_core_set_video_jittcomp(lc,jitt_comp);
730 nortp_timeout=lp_config_get_int(lc->config,"rtp","nortp_timeout",30);
731 linphone_core_set_nortp_timeout(lc,nortp_timeout);
732 rtp_no_xmit_on_audio_mute=lp_config_get_int(lc->config,"rtp","rtp_no_xmit_on_audio_mute",FALSE);
733 linphone_core_set_rtp_no_xmit_on_audio_mute(lc,rtp_no_xmit_on_audio_mute);
734 adaptive_jitt_comp_enabled = lp_config_get_int(lc->config, "rtp", "audio_adaptive_jitt_comp_enabled", TRUE);
735 linphone_core_enable_audio_adaptive_jittcomp(lc, adaptive_jitt_comp_enabled);
736 adaptive_jitt_comp_enabled = lp_config_get_int(lc->config, "rtp", "video_adaptive_jitt_comp_enabled", TRUE);
737 linphone_core_enable_video_adaptive_jittcomp(lc, adaptive_jitt_comp_enabled);
740 static PayloadType * find_payload(RtpProfile *prof, const char *mime_type, int clock_rate, int channels, const char *recv_fmtp){
741 PayloadType *candidate=NULL;
744 for(i=0;i<RTP_PROFILE_MAX_PAYLOADS;++i){
745 it=rtp_profile_get_payload(prof,i);
746 if (it!=NULL && strcasecmp(mime_type,it->mime_type)==0
747 && (clock_rate==it->clock_rate || clock_rate<=0)
748 && (channels==it->channels || channels<=0) ){
749 if ( (recv_fmtp && it->recv_fmtp && strstr(recv_fmtp,it->recv_fmtp)!=NULL) ||
750 (recv_fmtp==NULL && it->recv_fmtp==NULL) ){
752 if (recv_fmtp) payload_type_set_recv_fmtp(it,recv_fmtp);
756 if (it->recv_fmtp==NULL) candidate=it;
761 if (candidate && recv_fmtp){
762 payload_type_set_recv_fmtp(candidate,recv_fmtp);
767 static bool_t get_codec(LinphoneCore *lc, const char* type, int index, PayloadType **ret){
769 const char *mime,*fmtp;
770 int rate,channels,enabled;
772 LpConfig *config=lc->config;
775 snprintf(codeckey,50,"%s_%i",type,index);
776 mime=lp_config_get_string(config,codeckey,"mime",NULL);
777 if (mime==NULL || strlen(mime)==0 ) return FALSE;
779 rate=lp_config_get_int(config,codeckey,"rate",8000);
780 fmtp=lp_config_get_string(config,codeckey,"recv_fmtp",NULL);
781 channels=lp_config_get_int(config,codeckey,"channels",0);
782 enabled=lp_config_get_int(config,codeckey,"enabled",1);
783 pt=find_payload(lc->default_profile,mime,rate,channels,fmtp);
784 if (pt && enabled ) pt->flags|=PAYLOAD_TYPE_ENABLED;
785 //ms_message("Found codec %s/%i",pt->mime_type,pt->clock_rate);
786 if (pt==NULL) ms_warning("Ignoring codec config %s/%i with fmtp=%s because unsupported",
787 mime,rate,fmtp ? fmtp : "");
792 #define RANK_END 10000
794 typedef struct codec_desc{
799 static codec_desc_t codec_pref_order[]={
811 static int find_codec_rank(const char *mime, int clock_rate){
813 for(i=0;codec_pref_order[i].name!=NULL;++i){
814 if (strcasecmp(codec_pref_order[i].name,mime)==0 && clock_rate==codec_pref_order[i].rate)
820 static int codec_compare(const PayloadType *a, const PayloadType *b){
822 ra=find_codec_rank(a->mime_type,a->clock_rate);
823 rb=find_codec_rank(b->mime_type,b->clock_rate);
825 if (ra<rb) return -1;
829 static MSList *add_missing_codecs(LinphoneCore *lc, SalStreamType mtype, MSList *l){
831 for(i=0;i<RTP_PROFILE_MAX_PAYLOADS;++i){
832 PayloadType *pt=rtp_profile_get_payload(lc->default_profile,i);
834 if (mtype==SalVideo && pt->type!=PAYLOAD_VIDEO)
836 else if (mtype==SalAudio && (pt->type!=PAYLOAD_AUDIO_PACKETIZED
837 && pt->type!=PAYLOAD_AUDIO_CONTINUOUS)){
840 if (pt && ms_filter_codec_supported(pt->mime_type)){
841 if (ms_list_find(l,pt)==NULL){
842 /*unranked codecs are disabled by default*/
843 if (find_codec_rank(pt->mime_type, pt->clock_rate)!=RANK_END){
844 payload_type_set_flag(pt,PAYLOAD_TYPE_ENABLED);
846 ms_message("Adding new codec %s/%i with fmtp %s",
847 pt->mime_type,pt->clock_rate,pt->recv_fmtp ? pt->recv_fmtp : "");
848 l=ms_list_insert_sorted(l,pt,(int (*)(const void *, const void *))codec_compare);
856 static MSList *codec_append_if_new(MSList *l, PayloadType *pt){
858 for (elem=l;elem!=NULL;elem=elem->next){
859 PayloadType *ept=(PayloadType*)elem->data;
863 l=ms_list_append(l,pt);
867 static void codecs_config_read(LinphoneCore *lc)
871 MSList *audio_codecs=NULL;
872 MSList *video_codecs=NULL;
873 for (i=0;get_codec(lc,"audio_codec",i,&pt);i++){
875 if (!ms_filter_codec_supported(pt->mime_type)){
876 ms_warning("Codec %s is not supported by mediastreamer2, removed.",pt->mime_type);
877 }else audio_codecs=codec_append_if_new(audio_codecs,pt);
880 audio_codecs=add_missing_codecs(lc,SalAudio,audio_codecs);
881 for (i=0;get_codec(lc,"video_codec",i,&pt);i++){
883 if (!ms_filter_codec_supported(pt->mime_type)){
884 ms_warning("Codec %s is not supported by mediastreamer2, removed.",pt->mime_type);
885 }else video_codecs=codec_append_if_new(video_codecs,(void *)pt);
888 video_codecs=add_missing_codecs(lc,SalVideo,video_codecs);
889 linphone_core_set_audio_codecs(lc,audio_codecs);
890 linphone_core_set_video_codecs(lc,video_codecs);
891 linphone_core_update_allocated_audio_bandwidth(lc);
894 static void build_video_devices_table(LinphoneCore *lc){
898 const char **devices;
899 if (lc->video_conf.cams)
900 ms_free(lc->video_conf.cams);
901 /* retrieve all video devices */
902 elem=ms_web_cam_manager_get_list(ms_web_cam_manager_get());
903 ndev=ms_list_size(elem);
904 devices=ms_malloc((ndev+1)*sizeof(const char *));
905 for (i=0;elem!=NULL;elem=elem->next,i++){
906 devices[i]=ms_web_cam_get_string_id((MSWebCam *)elem->data);
909 lc->video_conf.cams=devices;
912 static void video_config_read(LinphoneCore *lc){
914 int capture, display, self_view;
918 LinphoneVideoPolicy vpol;
919 memset(&vpol, 0, sizeof(LinphoneVideoPolicy));
921 build_video_devices_table(lc);
923 str=lp_config_get_string(lc->config,"video","device",NULL);
924 if (str && str[0]==0) str=NULL;
925 linphone_core_set_video_device(lc,str);
927 linphone_core_set_preferred_video_size_by_name(lc,
928 lp_config_get_string(lc->config,"video","size","cif"));
931 capture=lp_config_get_int(lc->config,"video","capture",1);
932 display=lp_config_get_int(lc->config,"video","display",1);
933 self_view=lp_config_get_int(lc->config,"video","self_view",1);
934 vpol.automatically_initiate=lp_config_get_int(lc->config,"video","automatically_initiate",1);
935 vpol.automatically_accept=lp_config_get_int(lc->config,"video","automatically_accept",1);
936 lc->video_conf.displaytype=lp_config_get_string(lc->config,"video","displaytype",NULL);
937 if(lc->video_conf.displaytype)
938 ms_message("we are using a specific display:%s\n",lc->video_conf.displaytype);
940 linphone_core_enable_video(lc,capture,display);
941 linphone_core_enable_video_preview(lc,lp_config_get_int(lc->config,"video","show_local",0));
942 linphone_core_enable_self_view(lc,self_view);
943 linphone_core_set_video_policy(lc,&vpol);
947 static void ui_config_read(LinphoneCore *lc)
951 for (i=0;(lf=linphone_friend_new_from_config_file(lc,i))!=NULL;i++){
952 linphone_core_add_friend(lc,lf);
954 call_logs_read_from_config_file(lc);
958 static void autoreplier_config_init(LinphoneCore *lc)
960 autoreplier_config_t *config=&lc->autoreplier_conf;
961 config->enabled=lp_config_get_int(lc->config,"autoreplier","enabled",0);
962 config->after_seconds=lp_config_get_int(lc->config,"autoreplier","after_seconds",6);
963 config->max_users=lp_config_get_int(lc->config,"autoreplier","max_users",1);
964 config->max_rec_time=lp_config_get_int(lc->config,"autoreplier","max_rec_time",60);
965 config->max_rec_msg=lp_config_get_int(lc->config,"autoreplier","max_rec_msg",10);
966 config->message=lp_config_get_string(lc->config,"autoreplier","message",NULL);
970 bool_t linphone_core_tunnel_available(void){
971 #ifdef TUNNEL_ENABLED
979 * Enable adaptive rate control.
981 * @ingroup media_parameters
983 * Adaptive rate control consists in using RTCP feedback provided information to dynamically
984 * control the output bitrate of the audio and video encoders, so that we can adapt to the network conditions and
985 * available bandwidth. Control of the audio encoder is done in case of audio-only call, and control of the video encoder is done for audio & video calls.
986 * Adaptive rate control feature is enabled by default.
988 void linphone_core_enable_adaptive_rate_control(LinphoneCore *lc, bool_t enabled){
989 lp_config_set_int(lc->config,"net","adaptive_rate_control",(int)enabled);
993 * Returns whether adaptive rate control is enabled.
995 * @ingroup media_parameters
997 * See linphone_core_enable_adaptive_rate_control().
999 bool_t linphone_core_adaptive_rate_control_enabled(const LinphoneCore *lc){
1000 return lp_config_get_int(lc->config,"net","adaptive_rate_control",TRUE);
1003 bool_t linphone_core_rtcp_enabled(const LinphoneCore *lc){
1004 return lp_config_get_int(lc->config,"rtp","rtcp_enabled",TRUE);
1008 * Sets maximum available download bandwidth
1010 * @ingroup media_parameters
1012 * This is IP bandwidth, in kbit/s.
1013 * This information is used signaled to other parties during
1014 * calls (within SDP messages) so that the remote end can have
1015 * sufficient knowledge to properly configure its audio & video
1016 * codec output bitrate to not overflow available bandwidth.
1018 * @param lc the LinphoneCore object
1019 * @param bw the bandwidth in kbits/s, 0 for infinite
1021 void linphone_core_set_download_bandwidth(LinphoneCore *lc, int bw){
1022 lc->net_conf.download_bw=bw;
1023 if (linphone_core_ready(lc)) lp_config_set_int(lc->config,"net","download_bw",bw);
1027 * Sets maximum available upload bandwidth
1029 * @ingroup media_parameters
1031 * This is IP bandwidth, in kbit/s.
1032 * This information is used by liblinphone together with remote
1033 * side available bandwidth signaled in SDP messages to properly
1034 * configure audio & video codec's output bitrate.
1036 * @param lc the LinphoneCore object
1037 * @param bw the bandwidth in kbits/s, 0 for infinite
1039 void linphone_core_set_upload_bandwidth(LinphoneCore *lc, int bw){
1040 lc->net_conf.upload_bw=bw;
1041 if (linphone_core_ready(lc)) lp_config_set_int(lc->config,"net","upload_bw",bw);
1045 * Retrieve the maximum available download bandwidth.
1047 * @ingroup media_parameters
1049 * This value was set by linphone_core_set_download_bandwidth().
1052 int linphone_core_get_download_bandwidth(const LinphoneCore *lc){
1053 return lc->net_conf.download_bw;
1057 * Retrieve the maximum available upload bandwidth.
1059 * @ingroup media_parameters
1061 * This value was set by linphone_core_set_upload_bandwidth().
1064 int linphone_core_get_upload_bandwidth(const LinphoneCore *lc){
1065 return lc->net_conf.upload_bw;
1068 * Set audio packetization time linphone expects to receive from peer.
1069 * A value of zero means that ptime is not specified.
1070 * @ingroup media_parameters
1072 void linphone_core_set_download_ptime(LinphoneCore *lc, int ptime) {
1073 lp_config_set_int(lc->config,"rtp","download_ptime",ptime);
1077 * Get audio packetization time linphone expects to receive from peer.
1078 * A value of zero means that ptime is not specified.
1079 * @ingroup media_parameters
1081 int linphone_core_get_download_ptime(LinphoneCore *lc) {
1082 return lp_config_get_int(lc->config,"rtp","download_ptime",0);
1086 * Set audio packetization time linphone will send (in absence of requirement from peer)
1087 * A value of 0 stands for the current codec default packetization time.
1089 * @ingroup media_parameters
1091 void linphone_core_set_upload_ptime(LinphoneCore *lc, int ptime){
1092 lp_config_set_int(lc->config,"rtp","upload_ptime",ptime);
1096 * Set audio packetization time linphone will send (in absence of requirement from peer)
1097 * A value of 0 stands for the current codec default packetization time.
1100 * @ingroup media_parameters
1102 int linphone_core_get_upload_ptime(LinphoneCore *lc){
1103 return lp_config_get_int(lc->config,"rtp","upload_ptime",0);
1109 * Returns liblinphone's version as a string.
1114 const char * linphone_core_get_version(void){
1115 return liblinphone_version;
1118 static void linphone_core_assign_payload_type(LinphoneCore *lc, PayloadType *const_pt, int number, const char *recv_fmtp){
1120 pt=payload_type_clone(const_pt);
1122 /*look for a free number */
1125 for(i=lc->dyn_pt;i<RTP_PROFILE_MAX_PAYLOADS;++i){
1126 bool_t already_assigned=FALSE;
1127 for(elem=lc->payload_types;elem!=NULL;elem=elem->next){
1128 PayloadType *it=(PayloadType*)elem->data;
1129 if (payload_type_get_number(it)==i){
1130 already_assigned=TRUE;
1134 if (!already_assigned){
1141 ms_fatal("FIXME: too many codecs, no more free numbers.");
1144 ms_message("assigning %s/%i payload type number %i",pt->mime_type,pt->clock_rate,number);
1145 payload_type_set_number(pt,number);
1146 if (recv_fmtp!=NULL) payload_type_set_recv_fmtp(pt,recv_fmtp);
1147 rtp_profile_set_payload(lc->default_profile,number,pt);
1148 lc->payload_types=ms_list_append(lc->payload_types,pt);
1151 static void linphone_core_handle_static_payloads(LinphoneCore *lc){
1152 RtpProfile *prof=&av_profile;
1154 for(i=0;i<RTP_PROFILE_MAX_PAYLOADS;++i){
1155 PayloadType *pt=rtp_profile_get_payload(prof,i);
1157 if (payload_type_get_number(pt)!=i){
1158 linphone_core_assign_payload_type(lc,pt,i,NULL);
1164 static void linphone_core_free_payload_types(LinphoneCore *lc){
1165 rtp_profile_clear_all(lc->default_profile);
1166 rtp_profile_destroy(lc->default_profile);
1167 ms_list_for_each(lc->payload_types,(void (*)(void*))payload_type_destroy);
1168 ms_list_free(lc->payload_types);
1169 lc->payload_types=NULL;
1172 void linphone_core_set_state(LinphoneCore *lc, LinphoneGlobalState gstate, const char *message){
1174 if (lc->vtable.global_state_changed){
1175 lc->vtable.global_state_changed(lc,gstate,message);
1178 static void misc_config_read (LinphoneCore *lc) {
1179 LpConfig *config=lc->config;
1180 lc->max_call_logs=lp_config_get_int(config,"misc","history_max_size",15);
1181 lc->max_calls=lp_config_get_int(config,"misc","max_calls",NB_MAX_CALLS);
1187 static void linphone_core_init (LinphoneCore * lc, const LinphoneCoreVTable *vtable, const char *config_path,
1188 const char *factory_config_path, void * userdata)
1190 ms_message("Initializing LinphoneCore %s", linphone_core_get_version());
1191 memset (lc, 0, sizeof (LinphoneCore));
1193 lc->ringstream_autorelease=TRUE;
1195 memcpy(&lc->vtable,vtable,sizeof(LinphoneCoreVTable));
1197 linphone_core_set_state(lc,LinphoneGlobalStartup,"Starting up");
1200 lc->default_profile=rtp_profile_new("default profile");
1201 linphone_core_assign_payload_type(lc,&payload_type_pcmu8000,0,NULL);
1202 linphone_core_assign_payload_type(lc,&payload_type_gsm,3,NULL);
1203 linphone_core_assign_payload_type(lc,&payload_type_pcma8000,8,NULL);
1204 linphone_core_assign_payload_type(lc,&payload_type_speex_nb,110,"vbr=on");
1205 linphone_core_assign_payload_type(lc,&payload_type_speex_wb,111,"vbr=on");
1206 linphone_core_assign_payload_type(lc,&payload_type_speex_uwb,112,"vbr=on");
1207 linphone_core_assign_payload_type(lc,&payload_type_telephone_event,101,"0-11");
1208 linphone_core_assign_payload_type(lc,&payload_type_g722,9,NULL);
1210 #if defined(ANDROID) || defined (__IPHONE_OS_VERSION_MIN_REQUIRED)
1211 /*shorten the DNS lookup time and send more retransmissions on mobiles:
1212 - to workaround potential packet losses
1213 - to avoid hanging for 30 seconds when the network doesn't work despite the phone thinks it does.
1215 _linphone_core_configure_resolver();
1218 #ifdef ENABLE_NONSTANDARD_GSM
1221 pt=payload_type_clone(&payload_type_gsm);
1222 pt->clock_rate=11025;
1223 linphone_core_assign_payload_type(lc,pt,-1,NULL);
1224 pt->clock_rate=22050;
1225 linphone_core_assign_payload_type(lc,pt,-1,NULL);
1226 payload_type_destroy(pt);
1230 #ifdef VIDEO_ENABLED
1231 linphone_core_assign_payload_type(lc,&payload_type_h263,34,NULL);
1232 linphone_core_assign_payload_type(lc,&payload_type_theora,97,NULL);
1233 linphone_core_assign_payload_type(lc,&payload_type_h263_1998,98,"CIF=1;QCIF=1");
1234 linphone_core_assign_payload_type(lc,&payload_type_mp4v,99,"profile-level-id=3");
1235 linphone_core_assign_payload_type(lc,&payload_type_h264,102,"profile-level-id=428014");
1236 linphone_core_assign_payload_type(lc,&payload_type_vp8,103,NULL);
1237 linphone_core_assign_payload_type(lc,&payload_type_x_snow,-1,NULL);
1238 /* due to limited space in SDP, we have to disable this h264 line which is normally no more necessary */
1239 /* linphone_core_assign_payload_type(&payload_type_h264,-1,"packetization-mode=1;profile-level-id=428014");*/
1242 /*add all payload type for which we don't care about the number */
1243 linphone_core_assign_payload_type(lc,&payload_type_ilbc,-1,"mode=30");
1244 linphone_core_assign_payload_type(lc,&payload_type_amr,-1,"octet-align=1");
1245 linphone_core_assign_payload_type(lc,&payload_type_amrwb,-1,"octet-align=1");
1246 linphone_core_assign_payload_type(lc,&payload_type_lpc1015,-1,NULL);
1247 linphone_core_assign_payload_type(lc,&payload_type_g726_16,-1,NULL);
1248 linphone_core_assign_payload_type(lc,&payload_type_g726_24,-1,NULL);
1249 linphone_core_assign_payload_type(lc,&payload_type_g726_32,-1,NULL);
1250 linphone_core_assign_payload_type(lc,&payload_type_g726_40,-1,NULL);
1251 linphone_core_assign_payload_type(lc,&payload_type_aal2_g726_16,-1,NULL);
1252 linphone_core_assign_payload_type(lc,&payload_type_aal2_g726_24,-1,NULL);
1253 linphone_core_assign_payload_type(lc,&payload_type_aal2_g726_32,-1,NULL);
1254 linphone_core_assign_payload_type(lc,&payload_type_aal2_g726_40,-1,NULL);
1255 linphone_core_assign_payload_type(lc,&payload_type_silk_nb,-1,NULL);
1256 linphone_core_assign_payload_type(lc,&payload_type_silk_mb,-1,NULL);
1257 linphone_core_assign_payload_type(lc,&payload_type_silk_wb,-1,NULL);
1258 linphone_core_assign_payload_type(lc,&payload_type_silk_swb,-1,NULL);
1259 linphone_core_assign_payload_type(lc,&payload_type_g729,18,"annexb=no");
1260 linphone_core_handle_static_payloads(lc);
1263 /* create a mediastreamer2 event queue and set it as global */
1264 /* This allows to run event's callback in linphone_core_iterate() */
1265 lc->msevq=ms_event_queue_new();
1266 ms_set_global_event_queue(lc->msevq);
1268 lc->config=lp_config_new(config_path);
1269 if (factory_config_path)
1270 lp_config_read_file(lc->config,factory_config_path);
1273 sal_set_user_pointer(lc->sal,lc);
1274 sal_set_callbacks(lc->sal,&linphone_sal_callbacks);
1276 lc->network_last_check = 0;
1277 lc->network_last_status = FALSE;
1279 sip_setup_register_all();
1280 sound_config_read(lc);
1281 net_config_read(lc);
1282 rtp_config_read(lc);
1283 codecs_config_read(lc);
1284 sip_config_read(lc); /* this will start eXosip*/
1285 video_config_read(lc);
1286 //autoreplier_config_init(&lc->autoreplier_conf);
1287 lc->presence_mode=LinphoneStatusOnline;
1288 misc_config_read(lc);
1290 #ifdef TUNNEL_ENABLED
1291 lc->tunnel=linphone_core_tunnel_new(lc);
1292 if (lc->tunnel) linphone_tunnel_configure(lc->tunnel);
1295 lc->upnp = linphone_upnp_context_new(lc);
1297 if (lc->vtable.display_status)
1298 lc->vtable.display_status(lc,_("Ready"));
1299 lc->auto_net_state_mon=lc->sip_conf.auto_net_state_mon;
1300 linphone_core_set_state(lc,LinphoneGlobalOn,"Ready");
1304 * Instanciates a LinphoneCore object.
1305 * @ingroup initializing
1307 * The LinphoneCore object is the primary handle for doing all phone actions.
1308 * It should be unique within your application.
1309 * @param vtable a LinphoneCoreVTable structure holding your application callbacks
1310 * @param config_path a path to a config file. If it does not exists it will be created.
1311 * The config file is used to store all settings, call logs, friends, proxies... so that all these settings
1312 * become persistent over the life of the LinphoneCore object.
1313 * It is allowed to set a NULL config file. In that case LinphoneCore will not store any settings.
1314 * @param factory_config_path a path to a read-only config file that can be used to
1315 * to store hard-coded preference such as proxy settings or internal preferences.
1316 * The settings in this factory file always override the one in the normal config file.
1317 * It is OPTIONAL, use NULL if unneeded.
1318 * @param userdata an opaque user pointer that can be retrieved at any time (for example in
1319 * callbacks) using linphone_core_get_user_data().
1322 LinphoneCore *linphone_core_new(const LinphoneCoreVTable *vtable,
1323 const char *config_path, const char *factory_config_path, void * userdata)
1325 LinphoneCore *core=ms_new(LinphoneCore,1);
1326 linphone_core_init(core,vtable,config_path, factory_config_path, userdata);
1331 * Returns the list of available audio codecs.
1333 * This list is unmodifiable. The ->data field of the MSList points a PayloadType
1334 * structure holding the codec information.
1335 * It is possible to make copy of the list with ms_list_copy() in order to modify it
1336 * (such as the order of codecs).
1337 * @ingroup media_parameters
1339 const MSList *linphone_core_get_audio_codecs(const LinphoneCore *lc)
1341 return lc->codecs_conf.audio_codecs;
1345 * Returns the list of available video codecs.
1347 * This list is unmodifiable. The ->data field of the MSList points a PayloadType
1348 * structure holding the codec information.
1349 * It is possible to make copy of the list with ms_list_copy() in order to modify it
1350 * (such as the order of codecs).
1351 * @ingroup media_parameters
1353 const MSList *linphone_core_get_video_codecs(const LinphoneCore *lc)
1355 return lc->codecs_conf.video_codecs;
1359 * Sets the local "from" identity.
1362 * This data is used in absence of any proxy configuration or when no
1363 * default proxy configuration is set. See LinphoneProxyConfig
1365 int linphone_core_set_primary_contact(LinphoneCore *lc, const char *contact)
1367 LinphoneAddress *ctt;
1369 if ((ctt=linphone_address_new(contact))==0) {
1370 ms_error("Bad contact url: %s",contact);
1373 if (lc->sip_conf.contact!=NULL) ms_free(lc->sip_conf.contact);
1374 lc->sip_conf.contact=ms_strdup(contact);
1375 if (lc->sip_conf.guessed_contact!=NULL){
1376 ms_free(lc->sip_conf.guessed_contact);
1377 lc->sip_conf.guessed_contact=NULL;
1379 linphone_address_destroy(ctt);
1384 /*result must be an array of chars at least LINPHONE_IPADDR_SIZE */
1385 void linphone_core_get_local_ip(LinphoneCore *lc, const char *dest, char *result){
1387 if (linphone_core_get_firewall_policy(lc)==LinphonePolicyUseNatAddress
1388 && (ip=linphone_core_get_nat_address_resolved(lc))!=NULL){
1389 strncpy(result,ip,LINPHONE_IPADDR_SIZE);
1393 else if (lc->upnp != NULL && linphone_core_get_firewall_policy(lc)==LinphonePolicyUseUpnp &&
1394 linphone_upnp_context_get_state(lc->upnp) == LinphoneUpnpStateOk) {
1395 ip = linphone_upnp_context_get_external_ipaddress(lc->upnp);
1396 strncpy(result,ip,LINPHONE_IPADDR_SIZE);
1400 if (linphone_core_get_local_ip_for(lc->sip_conf.ipv6_enabled ? AF_INET6 : AF_INET,dest,result)==0)
1402 /*else fallback to SAL routine that will attempt to find the most realistic interface */
1403 sal_get_default_local_ip(lc->sal,lc->sip_conf.ipv6_enabled ? AF_INET6 : AF_INET,result,LINPHONE_IPADDR_SIZE);
1406 static void update_primary_contact(LinphoneCore *lc){
1408 char tmp[LINPHONE_IPADDR_SIZE];
1410 LinphoneAddress *url;
1411 if (lc->sip_conf.guessed_contact!=NULL){
1412 ms_free(lc->sip_conf.guessed_contact);
1413 lc->sip_conf.guessed_contact=NULL;
1415 url=linphone_address_new(lc->sip_conf.contact);
1417 ms_error("Could not parse identity contact !");
1418 url=linphone_address_new("sip:unknown@unkwownhost");
1420 linphone_core_get_local_ip(lc, NULL, tmp);
1421 if (strcmp(tmp,"127.0.0.1")==0 || strcmp(tmp,"::1")==0 ){
1422 ms_warning("Local loopback network only !");
1423 lc->sip_conf.loopback_only=TRUE;
1424 }else lc->sip_conf.loopback_only=FALSE;
1425 linphone_address_set_domain(url,tmp);
1426 linphone_address_set_port_int(url,linphone_core_get_sip_port (lc));
1427 guessed=linphone_address_as_string(url);
1428 lc->sip_conf.guessed_contact=guessed;
1429 linphone_address_destroy(url);
1433 * Returns the default identity when no proxy configuration is used.
1437 const char *linphone_core_get_primary_contact(LinphoneCore *lc){
1440 if (lc->sip_conf.guess_hostname){
1441 if (lc->sip_conf.guessed_contact==NULL || lc->sip_conf.loopback_only){
1442 update_primary_contact(lc);
1444 identity=lc->sip_conf.guessed_contact;
1446 identity=lc->sip_conf.contact;
1452 * Tells LinphoneCore to guess local hostname automatically in primary contact.
1456 void linphone_core_set_guess_hostname(LinphoneCore *lc, bool_t val){
1457 lc->sip_conf.guess_hostname=val;
1461 * Returns TRUE if hostname part of primary contact is guessed automatically.
1465 bool_t linphone_core_get_guess_hostname(LinphoneCore *lc){
1466 return lc->sip_conf.guess_hostname;
1470 * Same as linphone_core_get_primary_contact() but the result is a LinphoneAddress object
1471 * instead of const char*
1475 LinphoneAddress *linphone_core_get_primary_contact_parsed(LinphoneCore *lc){
1476 return linphone_address_new(linphone_core_get_primary_contact(lc));
1480 * Sets the list of audio codecs.
1482 * @ingroup media_parameters
1483 * The list is taken by the LinphoneCore thus the application should not free it.
1484 * This list is made of struct PayloadType describing the codec parameters.
1486 int linphone_core_set_audio_codecs(LinphoneCore *lc, MSList *codecs)
1488 if (lc->codecs_conf.audio_codecs!=NULL) ms_list_free(lc->codecs_conf.audio_codecs);
1489 lc->codecs_conf.audio_codecs=codecs;
1490 _linphone_core_codec_config_write(lc);
1495 * Sets the list of video codecs.
1497 * @ingroup media_parameters
1498 * The list is taken by the LinphoneCore thus the application should not free it.
1499 * This list is made of struct PayloadType describing the codec parameters.
1501 int linphone_core_set_video_codecs(LinphoneCore *lc, MSList *codecs)
1503 if (lc->codecs_conf.video_codecs!=NULL) ms_list_free(lc->codecs_conf.video_codecs);
1504 lc->codecs_conf.video_codecs=codecs;
1505 _linphone_core_codec_config_write(lc);
1509 const MSList * linphone_core_get_friend_list(const LinphoneCore *lc)
1514 void linphone_core_enable_audio_adaptive_jittcomp(LinphoneCore* lc, bool_t val)
1516 lc->rtp_conf.audio_adaptive_jitt_comp_enabled = val;
1519 bool_t linphone_core_audio_adaptive_jittcomp_enabled(LinphoneCore* lc)
1521 return lc->rtp_conf.audio_adaptive_jitt_comp_enabled;
1525 * Returns the nominal audio jitter buffer size in milliseconds.
1527 * @ingroup media_parameters
1529 int linphone_core_get_audio_jittcomp(LinphoneCore *lc)
1531 return lc->rtp_conf.audio_jitt_comp;
1534 void linphone_core_enable_video_adaptive_jittcomp(LinphoneCore* lc, bool_t val)
1536 lc->rtp_conf.video_adaptive_jitt_comp_enabled = val;
1539 bool_t linphone_core_video_adaptive_jittcomp_enabled(LinphoneCore* lc)
1541 return lc->rtp_conf.video_adaptive_jitt_comp_enabled;
1545 * Returns the nominal video jitter buffer size in milliseconds.
1547 * @ingroup media_parameters
1549 int linphone_core_get_video_jittcomp(LinphoneCore *lc)
1551 return lc->rtp_conf.video_jitt_comp;
1555 * Returns the UDP port used for audio streaming.
1557 * @ingroup network_parameters
1559 int linphone_core_get_audio_port(const LinphoneCore *lc)
1561 return lc->rtp_conf.audio_rtp_min_port;
1565 * Get the audio port range from which is randomly chosen the UDP port used for audio streaming.
1567 * @ingroup network_parameters
1569 void linphone_core_get_audio_port_range(const LinphoneCore *lc, int *min_port, int *max_port)
1571 *min_port = lc->rtp_conf.audio_rtp_min_port;
1572 *max_port = lc->rtp_conf.audio_rtp_max_port;
1576 * Returns the UDP port used for video streaming.
1578 * @ingroup network_parameters
1580 int linphone_core_get_video_port(const LinphoneCore *lc){
1581 return lc->rtp_conf.video_rtp_min_port;
1585 * Get the video port range from which is randomly chosen the UDP port used for video streaming.
1587 * @ingroup network_parameters
1589 void linphone_core_get_video_port_range(const LinphoneCore *lc, int *min_port, int *max_port)
1591 *min_port = lc->rtp_conf.video_rtp_min_port;
1592 *max_port = lc->rtp_conf.video_rtp_max_port;
1597 * Returns the value in seconds of the no-rtp timeout.
1599 * @ingroup media_parameters
1600 * When no RTP or RTCP packets have been received for a while
1601 * LinphoneCore will consider the call is broken (remote end crashed or
1602 * disconnected from the network), and thus will terminate the call.
1603 * The no-rtp timeout is the duration above which the call is considered broken.
1605 int linphone_core_get_nortp_timeout(const LinphoneCore *lc){
1606 return lc->rtp_conf.nortp_timeout;
1609 bool_t linphone_core_get_rtp_no_xmit_on_audio_mute(const LinphoneCore *lc){
1610 return lc->rtp_conf.rtp_no_xmit_on_audio_mute;
1614 * Sets the nominal audio jitter buffer size in milliseconds.
1616 * @ingroup media_parameters
1618 void linphone_core_set_audio_jittcomp(LinphoneCore *lc, int value)
1620 lc->rtp_conf.audio_jitt_comp=value;
1624 * Sets the nominal video jitter buffer size in milliseconds.
1626 * @ingroup media_parameters
1628 void linphone_core_set_video_jittcomp(LinphoneCore *lc, int value)
1630 lc->rtp_conf.video_jitt_comp=value;
1633 void linphone_core_set_rtp_no_xmit_on_audio_mute(LinphoneCore *lc,bool_t rtp_no_xmit_on_audio_mute){
1634 lc->rtp_conf.rtp_no_xmit_on_audio_mute=rtp_no_xmit_on_audio_mute;
1638 * Sets the UDP port used for audio streaming.
1640 * @ingroup network_parameters
1642 void linphone_core_set_audio_port(LinphoneCore *lc, int port)
1644 lc->rtp_conf.audio_rtp_min_port=lc->rtp_conf.audio_rtp_max_port=port;
1648 * Sets the UDP port range from which to randomly select the port used for audio streaming.
1649 * @ingroup media_parameters
1651 void linphone_core_set_audio_port_range(LinphoneCore *lc, int min_port, int max_port)
1653 lc->rtp_conf.audio_rtp_min_port=min_port;
1654 lc->rtp_conf.audio_rtp_max_port=max_port;
1658 * Sets the UDP port used for video streaming.
1660 * @ingroup network_parameters
1662 void linphone_core_set_video_port(LinphoneCore *lc, int port){
1663 lc->rtp_conf.video_rtp_min_port=lc->rtp_conf.video_rtp_max_port=port;
1667 * Sets the UDP port range from which to randomly select the port used for video streaming.
1668 * @ingroup media_parameters
1670 void linphone_core_set_video_port_range(LinphoneCore *lc, int min_port, int max_port)
1672 lc->rtp_conf.video_rtp_min_port=min_port;
1673 lc->rtp_conf.video_rtp_max_port=max_port;
1677 * Sets the no-rtp timeout value in seconds.
1679 * @ingroup media_parameters
1680 * See linphone_core_get_nortp_timeout() for details.
1682 void linphone_core_set_nortp_timeout(LinphoneCore *lc, int nortp_timeout){
1683 lc->rtp_conf.nortp_timeout=nortp_timeout;
1687 * Indicates whether SIP INFO is used for sending digits.
1689 * @ingroup media_parameters
1691 bool_t linphone_core_get_use_info_for_dtmf(LinphoneCore *lc)
1693 return lc->sip_conf.use_info;
1697 * Sets whether SIP INFO is to be used for sending digits.
1699 * @ingroup media_parameters
1701 void linphone_core_set_use_info_for_dtmf(LinphoneCore *lc,bool_t use_info)
1703 lc->sip_conf.use_info=use_info;
1707 * Indicates whether RFC2833 is used for sending digits.
1709 * @ingroup media_parameters
1711 bool_t linphone_core_get_use_rfc2833_for_dtmf(LinphoneCore *lc)
1713 return lc->sip_conf.use_rfc2833;
1717 * Sets whether RFC2833 is to be used for sending digits.
1719 * @ingroup media_parameters
1721 void linphone_core_set_use_rfc2833_for_dtmf(LinphoneCore *lc,bool_t use_rfc2833)
1723 lc->sip_conf.use_rfc2833=use_rfc2833;
1727 * Returns the UDP port used by SIP.
1729 * Deprecated: use linphone_core_get_sip_transports() instead.
1730 * @ingroup network_parameters
1732 int linphone_core_get_sip_port(LinphoneCore *lc)
1734 LCSipTransports *tr=&lc->sip_conf.transports;
1735 return tr->udp_port>0 ? tr->udp_port : (tr->tcp_port > 0 ? tr->tcp_port : tr->tls_port);
1738 static char _ua_name[64]="Linphone";
1739 static char _ua_version[64]=LINPHONE_VERSION;
1741 #ifdef HAVE_EXOSIP_GET_VERSION
1742 extern const char *eXosip_get_version();
1745 static void apply_user_agent(LinphoneCore *lc){
1746 char ua_string[256];
1747 snprintf(ua_string,sizeof(ua_string)-1,"%s/%s (eXosip2/%s)",_ua_name,_ua_version,
1748 #ifdef HAVE_EXOSIP_GET_VERSION
1749 eXosip_get_version()
1754 if (lc->sal) sal_set_user_agent(lc->sal,ua_string);
1758 * Sets the user agent string used in SIP messages.
1762 void linphone_core_set_user_agent(LinphoneCore *lc, const char *name, const char *ver){
1763 strncpy(_ua_name,name,sizeof(_ua_name)-1);
1764 strncpy(_ua_version,ver,sizeof(_ua_version));
1765 apply_user_agent(lc);
1768 const char *linphone_core_get_user_agent_name(void){
1772 const char *linphone_core_get_user_agent_version(void){
1776 static void transport_error(LinphoneCore *lc, const char* transport, int port){
1777 char *msg=ortp_strdup_printf("Could not start %s transport on port %i, maybe this port is already used.",transport,port);
1778 ms_warning("%s",msg);
1779 if (lc->vtable.display_warning)
1780 lc->vtable.display_warning(lc,msg);
1784 static bool_t transports_unchanged(const LCSipTransports * tr1, const LCSipTransports * tr2){
1786 tr2->udp_port==tr1->udp_port &&
1787 tr2->tcp_port==tr1->tcp_port &&
1788 tr2->dtls_port==tr1->dtls_port &&
1789 tr2->tls_port==tr1->tls_port;
1792 static int apply_transports(LinphoneCore *lc){
1794 const char *anyaddr;
1795 LCSipTransports *tr=&lc->sip_conf.transports;
1797 /*first of all invalidate all current registrations so that we can register again with new transports*/
1798 __linphone_core_invalidate_registers(lc);
1800 if (lc->sip_conf.ipv6_enabled)
1805 sal_unlisten_ports(sal);
1806 if (tr->udp_port>0){
1807 if (sal_listen_port (sal,anyaddr,tr->udp_port,SalTransportUDP,FALSE)!=0){
1808 transport_error(lc,"udp",tr->udp_port);
1812 if (tr->tcp_port>0){
1813 if (sal_listen_port (sal,anyaddr,tr->tcp_port,SalTransportTCP,FALSE)!=0){
1814 transport_error(lc,"tcp",tr->tcp_port);
1817 if (tr->tls_port>0){
1818 if (sal_listen_port (sal,anyaddr,tr->tls_port,SalTransportTLS,TRUE)!=0){
1819 transport_error(lc,"tls",tr->tls_port);
1822 apply_user_agent(lc);
1827 * Sets the ports to be used for each of transport (UDP or TCP)
1829 * A zero value port for a given transport means the transport
1832 * @ingroup network_parameters
1834 int linphone_core_set_sip_transports(LinphoneCore *lc, const LCSipTransports * tr){
1836 if (transports_unchanged(tr,&lc->sip_conf.transports))
1838 memcpy(&lc->sip_conf.transports,tr,sizeof(*tr));
1840 if (linphone_core_ready(lc)){
1841 lp_config_set_int(lc->config,"sip","sip_port",tr->udp_port);
1842 lp_config_set_int(lc->config,"sip","sip_tcp_port",tr->tcp_port);
1843 lp_config_set_int(lc->config,"sip","sip_tls_port",tr->tls_port);
1846 if (lc->sal==NULL) return 0;
1847 return apply_transports(lc);
1851 * Retrieves the ports used for each transport (udp, tcp).
1852 * A zero value port for a given transport means the transport
1854 * @ingroup network_parameters
1856 int linphone_core_get_sip_transports(LinphoneCore *lc, LCSipTransports *tr){
1857 memcpy(tr,&lc->sip_conf.transports,sizeof(*tr));
1862 * Sets the UDP port to be used by SIP.
1864 * Deprecated: use linphone_core_set_sip_transports() instead.
1865 * @ingroup network_parameters
1867 void linphone_core_set_sip_port(LinphoneCore *lc,int port)
1870 memset(&tr,0,sizeof(tr));
1872 linphone_core_set_sip_transports (lc,&tr);
1876 * Returns TRUE if IPv6 is enabled.
1878 * @ingroup network_parameters
1879 * See linphone_core_enable_ipv6() for more details on how IPv6 is supported in liblinphone.
1881 bool_t linphone_core_ipv6_enabled(LinphoneCore *lc){
1882 return lc->sip_conf.ipv6_enabled;
1886 * Turns IPv6 support on or off.
1888 * @ingroup network_parameters
1890 * @note IPv6 support is exclusive with IPv4 in liblinphone:
1891 * when IPv6 is turned on, IPv4 calls won't be possible anymore.
1892 * By default IPv6 support is off.
1894 void linphone_core_enable_ipv6(LinphoneCore *lc, bool_t val){
1895 if (lc->sip_conf.ipv6_enabled!=val){
1896 lc->sip_conf.ipv6_enabled=val;
1898 /* we need to restart eXosip */
1899 apply_transports(lc);
1905 static void monitor_network_state(LinphoneCore *lc, time_t curtime){
1906 char result[LINPHONE_IPADDR_SIZE];
1907 bool_t new_status=lc->network_last_status;
1909 /* only do the network up checking every five seconds */
1910 if (lc->network_last_check==0 || (curtime-lc->network_last_check)>=5){
1911 linphone_core_get_local_ip_for(lc->sip_conf.ipv6_enabled ? AF_INET6 : AF_INET,NULL,result);
1912 if (strcmp(result,"::1")!=0 && strcmp(result,"127.0.0.1")!=0){
1914 }else new_status=FALSE;
1915 lc->network_last_check=curtime;
1916 if (new_status!=lc->network_last_status) {
1918 ms_message("New local ip address is %s",result);
1920 set_network_reachable(lc,new_status, curtime);
1921 lc->network_last_status=new_status;
1926 static void proxy_update(LinphoneCore *lc){
1928 ms_list_for_each(lc->sip_conf.proxies,(void (*)(void*))&linphone_proxy_config_update);
1929 for(elem=lc->sip_conf.deleted_proxies;elem!=NULL;elem=next){
1930 LinphoneProxyConfig* cfg = (LinphoneProxyConfig*)elem->data;
1932 if (ms_time(NULL) - cfg->deletion_date > 5) {
1933 lc->sip_conf.deleted_proxies =ms_list_remove_link(lc->sip_conf.deleted_proxies,elem);
1934 ms_message("clearing proxy config for [%s]",linphone_proxy_config_get_addr(cfg));
1935 linphone_proxy_config_destroy(cfg);
1940 static void assign_buddy_info(LinphoneCore *lc, BuddyInfo *info){
1941 LinphoneFriend *lf=linphone_core_get_friend_by_address(lc,info->sip_uri);
1944 ms_message("%s has a BuddyInfo assigned with image %p",info->sip_uri, info->image_data);
1945 if (lc->vtable.buddy_info_updated)
1946 lc->vtable.buddy_info_updated(lc,lf);
1948 ms_warning("Could not any friend with uri %s",info->sip_uri);
1952 static void analyze_buddy_lookup_results(LinphoneCore *lc, LinphoneProxyConfig *cfg){
1954 SipSetupContext *ctx=linphone_proxy_config_get_sip_setup_context(cfg);
1955 for (elem=lc->bl_reqs;elem!=NULL;elem=ms_list_next(elem)){
1956 BuddyLookupRequest *req=(BuddyLookupRequest *)elem->data;
1957 if (req->status==BuddyLookupDone || req->status==BuddyLookupFailure){
1958 if (req->results!=NULL){
1959 BuddyInfo *i=(BuddyInfo*)req->results->data;
1960 ms_list_free(req->results);
1962 assign_buddy_info(lc,i);
1964 sip_setup_context_buddy_lookup_free(ctx,req);
1968 /*purge completed requests */
1969 while((elem=ms_list_find(lc->bl_reqs,NULL))!=NULL){
1970 lc->bl_reqs=ms_list_remove_link(lc->bl_reqs,elem);
1974 static void linphone_core_grab_buddy_infos(LinphoneCore *lc, LinphoneProxyConfig *cfg){
1976 SipSetupContext *ctx=linphone_proxy_config_get_sip_setup_context(cfg);
1977 for(elem=linphone_core_get_friend_list(lc);elem!=NULL;elem=elem->next){
1978 LinphoneFriend *lf=(LinphoneFriend*)elem->data;
1979 if (lf->info==NULL){
1980 if (linphone_core_lookup_known_proxy(lc,lf->uri)==cfg){
1981 if (linphone_address_get_username(lf->uri)!=NULL){
1982 BuddyLookupRequest *req;
1983 char *tmp=linphone_address_as_string_uri_only(lf->uri);
1984 req=sip_setup_context_create_buddy_lookup_request(ctx);
1985 buddy_lookup_request_set_key(req,tmp);
1986 buddy_lookup_request_set_max_results(req,1);
1987 sip_setup_context_buddy_lookup_submit(ctx,req);
1988 lc->bl_reqs=ms_list_append(lc->bl_reqs,req);
1996 static void linphone_core_do_plugin_tasks(LinphoneCore *lc){
1997 LinphoneProxyConfig *cfg=NULL;
1998 linphone_core_get_default_proxy(lc,&cfg);
2000 if (lc->bl_refresh){
2001 SipSetupContext *ctx=linphone_proxy_config_get_sip_setup_context(cfg);
2002 if (ctx && (sip_setup_context_get_capabilities(ctx) & SIP_SETUP_CAP_BUDDY_LOOKUP)){
2003 linphone_core_grab_buddy_infos(lc,cfg);
2004 lc->bl_refresh=FALSE;
2007 if (lc->bl_reqs) analyze_buddy_lookup_results(lc,cfg);
2012 * Main loop function. It is crucial that your application call it periodically.
2014 * @ingroup initializing
2015 * linphone_core_iterate() performs various backgrounds tasks:
2016 * - receiving of SIP messages
2017 * - handles timers and timeout
2018 * - performs registration to proxies
2019 * - authentication retries
2020 * The application MUST call this function periodically, in its main loop.
2021 * Be careful that this function must be called from the same thread as
2022 * other liblinphone methods. If it is not the case make sure all liblinphone calls are
2023 * serialized with a mutex.
2025 void linphone_core_iterate(LinphoneCore *lc){
2028 time_t curtime=time(NULL);
2030 bool_t one_second_elapsed=FALSE;
2032 if (curtime-lc->prevtime>=1){
2033 lc->prevtime=curtime;
2034 one_second_elapsed=TRUE;
2038 LinphoneEcCalibratorStatus ecs=ec_calibrator_get_status(lc->ecc);
2039 if (ecs!=LinphoneEcCalibratorInProgress){
2041 lc->ecc->cb(lc,ecs,lc->ecc->delay,lc->ecc->cb_data);
2042 if (ecs==LinphoneEcCalibratorDone){
2043 int len=lp_config_get_int(lc->config,"sound","ec_tail_len",0);
2044 lp_config_set_int(lc->config, "sound", "ec_delay",MAX(lc->ecc->delay-(len/2),0));
2045 } else if (ecs == LinphoneEcCalibratorFailed) {
2046 lp_config_set_int(lc->config, "sound", "ec_delay", LP_CONFIG_DEFAULT_INT(lc->config, "ec_delay", 250));
2047 } else if (ecs == LinphoneEcCalibratorDoneNoEcho) {
2048 linphone_core_enable_echo_cancellation(lc, FALSE);
2050 ec_calibrator_destroy(lc->ecc);
2055 if (lc->preview_finished){
2056 lc->preview_finished=0;
2057 ring_stop(lc->ringstream);
2058 lc->ringstream=NULL;
2059 lc_callback_obj_invoke(&lc->preview_finished_cb,lc);
2062 if (lc->ringstream && lc->ringstream_autorelease && lc->dmfs_playing_start_time!=0
2063 && (curtime-lc->dmfs_playing_start_time)>5){
2064 ring_stop(lc->ringstream);
2065 lc->ringstream=NULL;
2066 lc->dmfs_playing_start_time=0;
2069 sal_iterate(lc->sal);
2070 if (lc->msevq) ms_event_queue_pump(lc->msevq);
2071 if (lc->auto_net_state_mon) monitor_network_state(lc,curtime);
2075 //we have to iterate for each call
2077 while(calls!= NULL){
2078 call = (LinphoneCall *)calls->data;
2079 elapsed = curtime-call->start_time;
2080 /* get immediately a reference to next one in case the one
2081 we are going to examine is destroy and removed during
2082 linphone_core_start_invite() */
2084 linphone_call_background_tasks(call,one_second_elapsed);
2085 if (call->state==LinphoneCallOutgoingInit && (curtime-call->start_time>=2)){
2086 /*start the call even if the OPTIONS reply did not arrive*/
2087 if (call->ice_session != NULL) {
2088 ms_warning("ICE candidates gathering from [%s] has not finished yet, proceed with the call without ICE anyway."
2089 ,linphone_core_get_stun_server(lc));
2090 linphone_call_delete_ice_session(call);
2091 linphone_call_stop_media_streams_for_ice_gathering(call);
2094 if (call->upnp_session != NULL) {
2095 ms_warning("uPnP mapping has not finished yet, proceeded with the call without uPnP anyway.");
2096 linphone_call_delete_upnp_session(call);
2099 linphone_core_start_invite(lc,call);
2101 if (call->state==LinphoneCallIncomingReceived){
2102 ms_message("incoming call ringing for %i seconds",elapsed);
2103 if (elapsed>lc->sip_conf.inc_timeout){
2104 ms_message("incoming call timeout (%i)",lc->sip_conf.inc_timeout);
2105 call->log->status=LinphoneCallMissed;
2106 call->reason=LinphoneReasonNotAnswered;
2107 linphone_core_terminate_call(lc,call);
2110 if (lc->sip_conf.in_call_timeout > 0 && elapsed>lc->sip_conf.in_call_timeout) {
2111 ms_message("in call timeout (%i)",lc->sip_conf.in_call_timeout);
2112 linphone_core_terminate_call(lc,call);
2116 if (linphone_core_video_preview_enabled(lc)){
2117 if (lc->previewstream==NULL && lc->calls==NULL)
2118 toggle_video_preview(lc,TRUE);
2119 #ifdef VIDEO_ENABLED
2120 if (lc->previewstream) video_stream_iterate(lc->previewstream);
2123 if (lc->previewstream!=NULL)
2124 toggle_video_preview(lc,FALSE);
2127 linphone_core_run_hooks(lc);
2128 linphone_core_do_plugin_tasks(lc);
2130 if (lc->initial_subscribes_sent==FALSE && lc->netup_time!=0 &&
2131 (curtime-lc->netup_time)>3){
2132 linphone_core_send_initial_subscribes(lc);
2133 lc->initial_subscribes_sent=TRUE;
2136 if (one_second_elapsed && lp_config_needs_commit(lc->config)){
2137 lp_config_sync(lc->config);
2142 * Interpret a call destination as supplied by the user, and returns a fully qualified
2145 * @ingroup call_control
2147 * A sip address should look like DisplayName <sip:username@domain:port> .
2148 * Basically this function performs the following tasks
2149 * - if a phone number is entered, prepend country prefix of the default proxy
2150 * configuration, eventually escape the '+' by 00.
2151 * - if no domain part is supplied, append the domain name of the default proxy
2152 * - if no sip: is present, prepend it
2154 * The result is a syntaxically correct SIP address.
2157 LinphoneAddress * linphone_core_interpret_url(LinphoneCore *lc, const char *url){
2158 enum_lookup_res_t *enumres=NULL;
2159 char *enum_domain=NULL;
2160 LinphoneProxyConfig *proxy=lc->default_proxy;;
2162 LinphoneAddress *uri;
2164 if (is_enum(url,&enum_domain)){
2165 if (lc->vtable.display_status!=NULL)
2166 lc->vtable.display_status(lc,_("Looking for telephone number destination..."));
2167 if (enum_lookup(enum_domain,&enumres)<0){
2168 if (lc->vtable.display_status!=NULL)
2169 lc->vtable.display_status(lc,_("Could not resolve this number."));
2170 ms_free(enum_domain);
2173 ms_free(enum_domain);
2174 tmpurl=enumres->sip_address[0];
2175 uri=linphone_address_new(tmpurl);
2176 enum_lookup_res_free(enumres);
2179 /* check if we have a "sip:" */
2180 if (strstr(url,"sip:")==NULL){
2181 /* this doesn't look like a true sip uri */
2182 if (strchr(url,'@')!=NULL){
2183 /* seems like sip: is missing !*/
2184 tmpurl=ms_strdup_printf("sip:%s",url);
2185 uri=linphone_address_new(tmpurl);
2193 /* append the proxy domain suffix */
2194 const char *identity=linphone_proxy_config_get_identity(proxy);
2195 char normalized_username[128];
2196 uri=linphone_address_new(identity);
2200 linphone_address_set_display_name(uri,NULL);
2201 linphone_proxy_config_normalize_number(proxy,url,normalized_username,
2202 sizeof(normalized_username));
2203 linphone_address_set_username(uri,normalized_username);
2207 uri=linphone_address_new(url);
2211 /* else we could not do anything with url given by user, so display an error */
2212 if (lc->vtable.display_warning!=NULL){
2213 lc->vtable.display_warning(lc,_("Could not parse given sip address. A sip url usually looks like sip:user@domain"));
2219 * Returns the default identity SIP address.
2222 * This is an helper function:
2224 * If no default proxy is set, this will return the primary contact (
2225 * see linphone_core_get_primary_contact() ). If a default proxy is set
2226 * it returns the registered identity on the proxy.
2228 const char * linphone_core_get_identity(LinphoneCore *lc){
2229 LinphoneProxyConfig *proxy=NULL;
2231 linphone_core_get_default_proxy(lc,&proxy);
2233 from=linphone_proxy_config_get_identity(proxy);
2234 }else from=linphone_core_get_primary_contact(lc);
2238 const char * linphone_core_get_route(LinphoneCore *lc){
2239 LinphoneProxyConfig *proxy=NULL;
2240 const char *route=NULL;
2241 linphone_core_get_default_proxy(lc,&proxy);
2243 route=linphone_proxy_config_get_route(proxy);
2248 void linphone_core_start_refered_call(LinphoneCore *lc, LinphoneCall *call){
2249 if (call->refer_pending){
2250 LinphoneCallParams *cp=linphone_core_create_default_call_parameters(lc);
2251 LinphoneCall *newcall;
2252 cp->has_video &= !!lc->video_policy.automatically_initiate;
2254 ms_message("Starting new call to refered address %s",call->refer_to);
2255 call->refer_pending=FALSE;
2256 newcall=linphone_core_invite_with_params(lc,call->refer_to,cp);
2257 linphone_call_params_destroy(cp);
2258 if (newcall) linphone_core_notify_refer_state(lc,call,newcall);
2262 void linphone_core_notify_refer_state(LinphoneCore *lc, LinphoneCall *referer, LinphoneCall *newcall){
2263 if (referer->op!=NULL){
2264 sal_call_notify_refer_state(referer->op,newcall ? newcall->op : NULL);
2268 LinphoneProxyConfig * linphone_core_lookup_known_proxy(LinphoneCore *lc, const LinphoneAddress *uri){
2270 LinphoneProxyConfig *found_cfg=NULL;
2271 LinphoneProxyConfig *default_cfg=lc->default_proxy;
2273 /*always prefer the default proxy if it is matching the destination uri*/
2275 const char *domain=linphone_proxy_config_get_domain(default_cfg);
2276 if (strcmp(domain,linphone_address_get_domain(uri))==0)
2280 /*otherwise iterate through the other proxy config and return the first matching*/
2281 for (elem=linphone_core_get_proxy_config_list(lc);elem!=NULL;elem=elem->next){
2282 LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)elem->data;
2283 const char *domain=linphone_proxy_config_get_domain(cfg);
2284 if (domain!=NULL && strcmp(domain,linphone_address_get_domain(uri))==0){
2292 const char *linphone_core_find_best_identity(LinphoneCore *lc, const LinphoneAddress *to, const char **route){
2293 LinphoneProxyConfig *cfg=linphone_core_lookup_known_proxy(lc,to);
2295 linphone_core_get_default_proxy (lc,&cfg);
2297 if (route) *route=linphone_proxy_config_get_route(cfg);
2298 return linphone_proxy_config_get_identity (cfg);
2300 return linphone_core_get_primary_contact (lc);
2303 static char *get_fixed_contact(LinphoneCore *lc, LinphoneCall *call , LinphoneProxyConfig *dest_proxy){
2304 LinphoneAddress *ctt;
2305 const char *localip=call->localip;
2307 /* first use user's supplied ip address if asked*/
2308 if (linphone_core_get_firewall_policy(lc)==LinphonePolicyUseNatAddress){
2309 ctt=linphone_core_get_primary_contact_parsed(lc);
2310 return ms_strdup_printf("sip:%s@%s",linphone_address_get_username(ctt),
2311 linphone_core_get_nat_address_resolved(lc));
2314 /* if already choosed, don't change it */
2315 if (call->op && sal_op_get_contact(call->op)!=NULL){
2318 /* if the ping OPTIONS request succeeded use the contact guessed from the
2321 const char *guessed=sal_op_get_contact(call->ping_op);
2323 ms_message("Contact has been fixed using OPTIONS to %s",guessed);
2324 return ms_strdup(guessed);
2328 /*if using a proxy, use the contact address as guessed with the REGISTERs*/
2329 if (dest_proxy && dest_proxy->op){
2330 const char *fixed_contact=sal_op_get_contact(dest_proxy->op);
2331 if (fixed_contact) {
2332 ms_message("Contact has been fixed using proxy to %s",fixed_contact);
2333 return ms_strdup(fixed_contact);
2337 ctt=linphone_core_get_primary_contact_parsed(lc);
2341 /*otherwise use supllied localip*/
2342 linphone_address_set_domain(ctt,localip);
2343 linphone_address_set_port_int(ctt,linphone_core_get_sip_port(lc));
2344 ret=linphone_address_as_string_uri_only(ctt);
2345 linphone_address_destroy(ctt);
2346 ms_message("Contact has been fixed using local ip to %s",ret);
2352 int linphone_core_proceed_with_invite_if_ready(LinphoneCore *lc, LinphoneCall *call, LinphoneProxyConfig *dest_proxy){
2353 bool_t ice_ready = FALSE;
2354 bool_t upnp_ready = FALSE;
2355 bool_t ping_ready = FALSE;
2357 if (call->ice_session != NULL) {
2358 if (ice_session_candidates_gathered(call->ice_session)) ice_ready = TRUE;
2363 if (call->upnp_session != NULL) {
2364 if (linphone_upnp_session_get_state(call->upnp_session) == LinphoneUpnpStateOk) upnp_ready = TRUE;
2369 if (call->ping_op != NULL) {
2370 if (call->ping_replied == TRUE) ping_ready = TRUE;
2375 if ((ice_ready == TRUE) && (upnp_ready == TRUE) && (ping_ready == TRUE)) {
2376 return linphone_core_start_invite(lc, call);
2381 int linphone_core_start_invite(LinphoneCore *lc, LinphoneCall *call){
2384 char *real_url,*barmsg;
2386 LinphoneProxyConfig *dest_proxy=call->dest_proxy;
2388 /*try to be best-effort in giving real local or routable contact address */
2389 contact=get_fixed_contact(lc,call,dest_proxy);
2391 sal_op_set_contact(call->op, contact);
2394 linphone_core_stop_dtmf_stream(lc);
2395 linphone_call_init_media_streams(call);
2396 if (lc->ringstream==NULL)
2397 audio_stream_prepare_sound(call->audiostream,lc->sound_conf.play_sndcard,lc->sound_conf.capt_sndcard);
2398 linphone_call_make_local_media_description(lc,call);
2399 if (!lc->sip_conf.sdp_200_ack){
2400 call->media_pending=TRUE;
2401 sal_call_set_local_media_description(call->op,call->localdesc);
2403 real_url=linphone_address_as_string(call->log->to);
2404 from=linphone_address_as_string(call->log->from);
2405 err=sal_call(call->op,from,real_url);
2406 call->log->call_id=ms_strdup(sal_op_get_call_id(call->op)); /*must be known at that time*/
2408 if (lc->sip_conf.sdp_200_ack){
2409 call->media_pending=TRUE;
2410 sal_call_set_local_media_description(call->op,call->localdesc);
2412 barmsg=ortp_strdup_printf("%s %s", _("Contacting"), real_url);
2413 if (lc->vtable.display_status!=NULL)
2414 lc->vtable.display_status(lc,barmsg);
2418 if (lc->vtable.display_status!=NULL)
2419 lc->vtable.display_status(lc,_("Could not call"));
2420 linphone_call_stop_media_streams(call);
2421 linphone_call_set_state(call,LinphoneCallError,"Call failed");
2423 linphone_call_set_state(call,LinphoneCallOutgoingProgress,"Outgoing call in progress");
2431 * Initiates an outgoing call
2433 * @ingroup call_control
2434 * @param lc the LinphoneCore object
2435 * @param url the destination of the call (sip address, or phone number).
2437 * The application doesn't own a reference to the returned LinphoneCall object.
2438 * Use linphone_call_ref() to safely keep the LinphoneCall pointer valid within your application.
2440 * @return a LinphoneCall object or NULL in case of failure
2442 LinphoneCall * linphone_core_invite(LinphoneCore *lc, const char *url){
2444 LinphoneCallParams *p=linphone_core_create_default_call_parameters (lc);
2445 p->has_video &= !!lc->video_policy.automatically_initiate;
2446 call=linphone_core_invite_with_params(lc,url,p);
2447 linphone_call_params_destroy(p);
2453 * Initiates an outgoing call according to supplied call parameters
2455 * @ingroup call_control
2456 * @param lc the LinphoneCore object
2457 * @param url the destination of the call (sip address, or phone number).
2458 * @param p call parameters
2460 * The application doesn't own a reference to the returned LinphoneCall object.
2461 * Use linphone_call_ref() to safely keep the LinphoneCall pointer valid within your application.
2463 * @return a LinphoneCall object or NULL in case of failure
2465 LinphoneCall * linphone_core_invite_with_params(LinphoneCore *lc, const char *url, const LinphoneCallParams *p){
2466 LinphoneAddress *addr=linphone_core_interpret_url(lc,url);
2469 call=linphone_core_invite_address_with_params(lc,addr,p);
2470 linphone_address_destroy(addr);
2477 * Initiates an outgoing call given a destination LinphoneAddress
2479 * @ingroup call_control
2480 * @param lc the LinphoneCore object
2481 * @param addr the destination of the call (sip address).
2483 * The LinphoneAddress can be constructed directly using linphone_address_new(), or
2484 * created by linphone_core_interpret_url().
2485 * The application doesn't own a reference to the returned LinphoneCall object.
2486 * Use linphone_call_ref() to safely keep the LinphoneCall pointer valid within your application.
2488 * @return a LinphoneCall object or NULL in case of failure
2490 LinphoneCall * linphone_core_invite_address(LinphoneCore *lc, const LinphoneAddress *addr){
2492 LinphoneCallParams *p=linphone_core_create_default_call_parameters(lc);
2493 p->has_video &= !!lc->video_policy.automatically_initiate;
2494 call=linphone_core_invite_address_with_params (lc,addr,p);
2495 linphone_call_params_destroy(p);
2501 * Initiates an outgoing call given a destination LinphoneAddress
2503 * @ingroup call_control
2504 * @param lc the LinphoneCore object
2505 * @param addr the destination of the call (sip address).
2506 @param params call parameters
2508 * The LinphoneAddress can be constructed directly using linphone_address_new(), or
2509 * created by linphone_core_interpret_url().
2510 * The application doesn't own a reference to the returned LinphoneCall object.
2511 * Use linphone_call_ref() to safely keep the LinphoneCall pointer valid within your application.
2513 * @return a LinphoneCall object or NULL in case of failure
2515 LinphoneCall * linphone_core_invite_address_with_params(LinphoneCore *lc, const LinphoneAddress *addr, const LinphoneCallParams *params)
2517 const char *route=NULL;
2518 const char *from=NULL;
2519 LinphoneProxyConfig *proxy=NULL,*dest_proxy=NULL;
2520 LinphoneAddress *parsed_url2=NULL;
2521 char *real_url=NULL;
2523 bool_t defer = FALSE;
2525 linphone_core_preempt_sound_resources(lc);
2527 if(!linphone_core_can_we_add_call(lc)){
2528 if (lc->vtable.display_warning)
2529 lc->vtable.display_warning(lc,_("Sorry, we have reached the maximum number of simultaneous calls"));
2532 linphone_core_get_default_proxy(lc,&proxy);
2533 route=linphone_core_get_route(lc);
2535 real_url=linphone_address_as_string(addr);
2536 dest_proxy=linphone_core_lookup_known_proxy(lc,addr);
2538 if (proxy!=dest_proxy && dest_proxy!=NULL) {
2539 ms_message("Overriding default proxy setting for this call:");
2540 ms_message("The used identity will be %s",linphone_proxy_config_get_identity(dest_proxy));
2543 if (dest_proxy!=NULL)
2544 from=linphone_proxy_config_get_identity(dest_proxy);
2545 else if (proxy!=NULL)
2546 from=linphone_proxy_config_get_identity(proxy);
2548 /* if no proxy or no identity defined for this proxy, default to primary contact*/
2549 if (from==NULL) from=linphone_core_get_primary_contact(lc);
2551 parsed_url2=linphone_address_new(from);
2553 call=linphone_call_new_outgoing(lc,parsed_url2,linphone_address_clone(addr),params);
2554 call->dest_proxy=dest_proxy;
2555 sal_op_set_route(call->op,route);
2557 if(linphone_core_add_call(lc,call)!= 0)
2559 ms_warning("we had a problem in adding the call into the invite ... weird");
2560 linphone_call_unref(call);
2563 /* this call becomes now the current one*/
2564 lc->current_call=call;
2565 linphone_call_set_state (call,LinphoneCallOutgoingInit,"Starting outgoing call");
2566 if (linphone_core_get_firewall_policy(call->core) == LinphonePolicyUseIce) {
2567 /* Defer the start of the call after the ICE gathering process. */
2568 linphone_call_init_media_streams(call);
2569 linphone_call_start_media_streams_for_ice_gathering(call);
2570 call->start_time=time(NULL);
2571 if (linphone_core_gather_ice_candidates(lc,call)<0) {
2572 /* Ice candidates gathering failed, proceed with the call anyway. */
2573 linphone_call_delete_ice_session(call);
2574 linphone_call_stop_media_streams_for_ice_gathering(call);
2579 else if (linphone_core_get_firewall_policy(call->core) == LinphonePolicyUseUpnp) {
2581 linphone_call_init_media_streams(call);
2582 call->start_time=time(NULL);
2583 if (linphone_core_update_upnp(lc,call)<0) {
2584 /* uPnP port mappings failed, proceed with the call anyway. */
2585 linphone_call_delete_upnp_session(call);
2592 if (call->dest_proxy==NULL && lc->sip_conf.ping_with_options==TRUE){
2593 /*defer the start of the call after the OPTIONS ping*/
2594 call->ping_replied=FALSE;
2595 call->ping_op=sal_op_new(lc->sal);
2596 sal_ping(call->ping_op,from,real_url);
2597 sal_op_set_user_pointer(call->ping_op,call);
2598 call->start_time=time(NULL);
2600 if (defer==FALSE) linphone_core_start_invite(lc,call);
2603 if (real_url!=NULL) ms_free(real_url);
2608 * Performs a simple call transfer to the specified destination.
2610 * @ingroup call_control
2611 * The remote endpoint is expected to issue a new call to the specified destination.
2612 * The current call remains active and thus can be later paused or terminated.
2614 int linphone_core_transfer_call(LinphoneCore *lc, LinphoneCall *call, const char *url)
2616 char *real_url=NULL;
2617 LinphoneAddress *real_parsed_url=linphone_core_interpret_url(lc,url);
2619 if (!real_parsed_url){
2624 ms_warning("No established call to refer.");
2627 //lc->call=NULL; //Do not do that you will lose the call afterward . . .
2628 real_url=linphone_address_as_string (real_parsed_url);
2629 sal_call_refer(call->op,real_url);
2631 linphone_address_destroy(real_parsed_url);
2632 linphone_call_set_transfer_state(call, LinphoneCallOutgoingInit);
2637 * Transfer a call to destination of another running call. This is used for "attended transfer" scenarios.
2638 * @param lc linphone core object
2639 * @param call a running call you want to transfer
2640 * @param dest a running call whose remote person will receive the transfer
2642 * @ingroup call_control
2644 * The transfered call is supposed to be in paused state, so that it is able to accept the transfer immediately.
2645 * The destination call is a call previously established to introduce the transfered person.
2646 * This method will send a transfer request to the transfered person. The phone of the transfered is then
2647 * expected to automatically call to the destination of the transfer. The receiver of the transfer will then automatically
2648 * close the call with us (the 'dest' call).
2650 int linphone_core_transfer_call_to_another(LinphoneCore *lc, LinphoneCall *call, LinphoneCall *dest){
2651 int result = sal_call_refer_with_replaces (call->op,dest->op);
2652 linphone_call_set_transfer_state(call, LinphoneCallOutgoingInit);
2656 bool_t linphone_core_inc_invite_pending(LinphoneCore*lc){
2657 LinphoneCall *call = linphone_core_get_current_call(lc);
2660 if(call->dir==LinphoneCallIncoming
2661 && (call->state == LinphoneCallIncomingReceived || call->state == LinphoneCallIncomingEarlyMedia))
2667 bool_t linphone_core_incompatible_security(LinphoneCore *lc, SalMediaDescription *md){
2668 if (linphone_core_is_media_encryption_mandatory(lc) && linphone_core_get_media_encryption(lc)==LinphoneMediaEncryptionSRTP){
2670 for(i=0;i<md->n_active_streams;i++){
2671 SalStreamDescription *sd=&md->streams[i];
2672 if (sd->proto!=SalProtoRtpSavp){
2680 void linphone_core_notify_incoming_call(LinphoneCore *lc, LinphoneCall *call){
2683 LinphoneAddress *from_parsed;
2684 SalMediaDescription *md;
2685 bool_t propose_early_media=lp_config_get_int(lc->config,"sip","incoming_calls_early_media",FALSE);
2686 const char *ringback_tone=linphone_core_get_remote_ringback_tone (lc);
2688 linphone_call_make_local_media_description(lc,call);
2689 sal_call_set_local_media_description(call->op,call->localdesc);
2690 md=sal_call_get_final_media_description(call->op);
2692 if (sal_media_description_empty(md) || linphone_core_incompatible_security(lc,md)){
2693 sal_call_decline(call->op,SalReasonMedia,NULL);
2694 linphone_call_unref(call);
2699 from_parsed=linphone_address_new(sal_op_get_from(call->op));
2700 linphone_address_clean(from_parsed);
2701 tmp=linphone_address_as_string(from_parsed);
2702 linphone_address_destroy(from_parsed);
2703 barmesg=ortp_strdup_printf("%s %s%s",tmp,_("is contacting you"),
2704 (sal_call_autoanswer_asked(call->op)) ?_(" and asked autoanswer."):_("."));
2705 if (lc->vtable.show) lc->vtable.show(lc);
2706 if (lc->vtable.display_status)
2707 lc->vtable.display_status(lc,barmesg);
2709 /* play the ring if this is the only call*/
2710 if (ms_list_size(lc->calls)==1){
2711 lc->current_call=call;
2712 if (lc->ringstream && lc->dmfs_playing_start_time!=0){
2713 ring_stop(lc->ringstream);
2714 lc->ringstream=NULL;
2715 lc->dmfs_playing_start_time=0;
2717 if (lc->sound_conf.ring_sndcard!=NULL){
2718 if(lc->ringstream==NULL && lc->sound_conf.local_ring){
2719 MSSndCard *ringcard=lc->sound_conf.lsd_card ?lc->sound_conf.lsd_card : lc->sound_conf.ring_sndcard;
2720 ms_message("Starting local ring...");
2721 lc->ringstream=ring_start(lc->sound_conf.local_ring,2000,ringcard);
2725 ms_message("the local ring is already started");
2729 /* else play a tone within the context of the current call */
2730 call->ringing_beep=TRUE;
2731 linphone_core_play_tone(lc);
2734 linphone_call_set_state(call,LinphoneCallIncomingReceived,"Incoming call");
2736 if (call->state==LinphoneCallIncomingReceived){
2737 sal_call_notify_ringing(call->op,propose_early_media || ringback_tone!=NULL);
2739 if (propose_early_media || ringback_tone!=NULL){
2740 linphone_call_set_state(call,LinphoneCallIncomingEarlyMedia,"Incoming call early media");
2741 md=sal_call_get_final_media_description(call->op);
2742 linphone_core_update_streams(lc,call,md);
2744 if (sal_call_get_replaces(call->op)!=NULL && lp_config_get_int(lc->config,"sip","auto_answer_replacing_calls",1)){
2745 linphone_core_accept_call(lc,call);
2748 linphone_call_unref(call);
2754 int linphone_core_start_update_call(LinphoneCore *lc, LinphoneCall *call){
2755 const char *subject;
2756 call->camera_active=call->params.has_video;
2757 if (call->ice_session != NULL) {
2758 linphone_core_update_local_media_description_from_ice(call->localdesc, call->ice_session);
2761 if(call->upnp_session != NULL) {
2762 linphone_core_update_local_media_description_from_upnp(call->localdesc, call->upnp_session);
2765 if (call->params.in_conference){
2766 subject="Conference";
2768 subject="Media change";
2770 if (lc->vtable.display_status)
2771 lc->vtable.display_status(lc,_("Modifying call parameters..."));
2772 sal_call_set_local_media_description (call->op,call->localdesc);
2773 return sal_call_update(call->op,subject);
2777 * @ingroup call_control
2778 * Updates a running call according to supplied call parameters or parameters changed in the LinphoneCore.
2780 * In this version this is limited to the following use cases:
2781 * - setting up/down the video stream according to the video parameter of the LinphoneCallParams (see linphone_call_params_enable_video() ).
2782 * - changing the size of the transmitted video after calling linphone_core_set_preferred_video_size()
2784 * In case no changes are requested through the LinphoneCallParams argument, then this argument can be omitted and set to NULL.
2785 * @param lc the core
2786 * @param call the call to be updated
2787 * @param params the new call parameters to use. (may be NULL)
2788 * @return 0 if successful, -1 otherwise.
2790 int linphone_core_update_call(LinphoneCore *lc, LinphoneCall *call, const LinphoneCallParams *params){
2793 linphone_call_set_state(call,LinphoneCallUpdating,"Updating call");
2794 #ifdef VIDEO_ENABLED
2795 bool_t has_video = call->params.has_video;
2798 if((call->videostream != NULL) && !params->has_video) {
2799 if (call->ice_session != NULL) {
2800 ice_session_remove_check_list(call->ice_session, call->videostream->ms.ice_check_list);
2801 call->videostream->ms.ice_check_list = NULL;
2804 if(call->upnp_session != NULL) {
2805 if (linphone_core_update_upnp(lc, call)<0) {
2806 /* uPnP port mappings failed, proceed with the call anyway. */
2807 linphone_call_delete_upnp_session(call);
2813 call->params = *params;
2814 linphone_call_make_local_media_description(lc, call);
2817 if (!has_video && call->params.has_video) {
2818 if (call->ice_session != NULL) {
2819 /* Defer call update until the ICE candidates gathering process has finished. */
2820 ms_message("Defer call update to gather ICE candidates");
2821 linphone_call_init_video_stream(call);
2822 video_stream_prepare_video(call->videostream);
2823 if (linphone_core_gather_ice_candidates(lc,call)<0) {
2824 /* Ice candidates gathering failed, proceed with the call anyway. */
2825 linphone_call_delete_ice_session(call);
2831 if(call->upnp_session != NULL) {
2832 ms_message("Defer call update to add uPnP port mappings");
2833 linphone_call_init_video_stream(call);
2834 video_stream_prepare_video(call->videostream);
2835 if (linphone_core_update_upnp(lc, call)<0) {
2836 /* uPnP port mappings failed, proceed with the call anyway. */
2837 linphone_call_delete_upnp_session(call);
2845 err = linphone_core_start_update_call(lc, call);
2847 #ifdef VIDEO_ENABLED
2848 if (call->videostream!=NULL){
2849 video_stream_set_sent_video_size(call->videostream,linphone_core_get_preferred_video_size(lc));
2850 if (call->camera_active && call->videostream->cam!=lc->video_conf.device){
2851 video_stream_change_camera(call->videostream,lc->video_conf.device);
2852 }else video_stream_update_video_params(call->videostream);
2861 * @ingroup call_control
2862 * When receiving a #LinphoneCallUpdatedByRemote state notification, prevent LinphoneCore from performing an automatic answer.
2864 * When receiving a #LinphoneCallUpdatedByRemote state notification (ie an incoming reINVITE), the default behaviour of
2865 * LinphoneCore is to automatically answer the reINIVTE with call parameters unchanged.
2866 * However when for example when the remote party updated the call to propose a video stream, it can be useful
2867 * to prompt the user before answering. This can be achieved by calling linphone_core_defer_call_update() during
2868 * the call state notifiacation, to deactivate the automatic answer that would just confirm the audio but reject the video.
2869 * Then, when the user responds to dialog prompt, it becomes possible to call linphone_core_accept_call_update() to answer
2870 * the reINVITE, with eventually video enabled in the LinphoneCallParams argument.
2872 * @return 0 if successful, -1 if the linphone_core_defer_call_update() was done outside a #LinphoneCallUpdatedByRemote notification, which is illegal.
2874 int linphone_core_defer_call_update(LinphoneCore *lc, LinphoneCall *call){
2875 if (call->state==LinphoneCallUpdatedByRemote){
2876 call->defer_update=TRUE;
2879 ms_error("linphone_core_defer_call_update() not done in state LinphoneCallUpdatedByRemote");
2883 int linphone_core_start_accept_call_update(LinphoneCore *lc, LinphoneCall *call){
2884 SalMediaDescription *md;
2885 if (call->ice_session != NULL) {
2886 if (ice_session_nb_losing_pairs(call->ice_session) > 0) {
2887 /* Defer the sending of the answer until there are no losing pairs left. */
2890 linphone_core_update_local_media_description_from_ice(call->localdesc, call->ice_session);
2893 if(call->upnp_session != NULL) {
2894 linphone_core_update_local_media_description_from_upnp(call->localdesc, call->upnp_session);
2897 linphone_call_update_remote_session_id_and_ver(call);
2898 sal_call_set_local_media_description(call->op,call->localdesc);
2899 sal_call_accept(call->op);
2900 md=sal_call_get_final_media_description(call->op);
2901 if (md && !sal_media_description_empty(md))
2902 linphone_core_update_streams (lc,call,md);
2903 linphone_call_set_state(call,LinphoneCallStreamsRunning,"Connected (streams running)");
2908 * @ingroup call_control
2909 * Accept call modifications initiated by other end.
2911 * This call may be performed in response to a #LinphoneCallUpdatedByRemote state notification.
2912 * When such notification arrives, the application can decide to call linphone_core_defer_update_call() so that it can
2913 * have the time to prompt the user. linphone_call_get_remote_params() can be used to get information about the call parameters
2914 * requested by the other party, such as whether a video stream is requested.
2916 * When the user accepts or refuse the change, linphone_core_accept_call_update() can be done to answer to the other party.
2917 * If params is NULL, then the same call parameters established before the update request will continue to be used (no change).
2918 * If params is not NULL, then the update will be accepted according to the parameters passed.
2919 * Typical example is when a user accepts to start video, then params should indicate that video stream should be used
2920 * (see linphone_call_params_enable_video()).
2921 * @param lc the linphone core object.
2922 * @param call the LinphoneCall object
2923 * @param params a LinphoneCallParams object describing the call parameters to accept.
2924 * @return 0 if sucessful, -1 otherwise (actually when this function call is performed outside ot #LinphoneCallUpdatedByRemote state).
2926 int linphone_core_accept_call_update(LinphoneCore *lc, LinphoneCall *call, const LinphoneCallParams *params){
2927 SalMediaDescription *remote_desc;
2928 bool_t keep_sdp_version;
2929 #ifdef VIDEO_ENABLED
2930 bool_t old_has_video = call->params.has_video;
2932 if (call->state!=LinphoneCallUpdatedByRemote){
2933 ms_error("linphone_core_accept_update(): invalid state %s to call this function.",
2934 linphone_call_state_to_string(call->state));
2937 remote_desc = sal_call_get_remote_media_description(call->op);
2938 keep_sdp_version = lp_config_get_int(lc->config, "sip", "keep_sdp_version", 0);
2939 if (keep_sdp_version &&(remote_desc->session_id == call->remote_session_id) && (remote_desc->session_ver == call->remote_session_ver)) {
2940 /* Remote has sent an INVITE with the same SDP as before, so send a 200 OK with the same SDP as before. */
2941 ms_warning("SDP version has not changed, send same SDP as before.");
2942 sal_call_accept(call->op);
2943 linphone_call_set_state(call,LinphoneCallStreamsRunning,"Connected (streams running)");
2947 call->params.has_video=lc->video_policy.automatically_accept || call->current_params.has_video;
2949 call->params=*params;
2951 if (call->params.has_video && !linphone_core_video_enabled(lc)){
2952 ms_warning("linphone_core_accept_call_update(): requested video but video support is globally disabled. Refusing video.");
2953 call->params.has_video=FALSE;
2955 if (call->current_params.in_conference) {
2956 ms_warning("Video isn't supported in conference");
2957 call->params.has_video = FALSE;
2959 call->params.has_video &= linphone_core_media_description_contains_video_stream(remote_desc);
2960 call->camera_active=call->params.has_video;
2961 linphone_call_make_local_media_description(lc,call);
2962 if (call->ice_session != NULL) {
2963 linphone_core_update_ice_from_remote_media_description(call, remote_desc);
2964 #ifdef VIDEO_ENABLED
2965 if ((call->ice_session != NULL) &&!ice_session_candidates_gathered(call->ice_session)) {
2966 if ((call->params.has_video) && (call->params.has_video != old_has_video)) {
2967 linphone_call_init_video_stream(call);
2968 video_stream_prepare_video(call->videostream);
2969 if (linphone_core_gather_ice_candidates(lc,call)<0) {
2970 /* Ice candidates gathering failed, proceed with the call anyway. */
2971 linphone_call_delete_ice_session(call);
2975 #endif //VIDEO_ENABLED
2979 if(call->upnp_session != NULL) {
2980 linphone_core_update_upnp_from_remote_media_description(call, sal_call_get_remote_media_description(call->op));
2981 #ifdef VIDEO_ENABLED
2982 if ((call->params.has_video) && (call->params.has_video != old_has_video)) {
2983 linphone_call_init_video_stream(call);
2984 video_stream_prepare_video(call->videostream);
2985 if (linphone_core_update_upnp(lc, call)<0) {
2986 /* uPnP update failed, proceed with the call anyway. */
2987 linphone_call_delete_upnp_session(call);
2990 #endif //VIDEO_ENABLED
2994 linphone_core_start_accept_call_update(lc, call);
2999 * Accept an incoming call.
3001 * @ingroup call_control
3002 * Basically the application is notified of incoming calls within the
3003 * call_state_changed callback of the #LinphoneCoreVTable structure, where it will receive
3004 * a LinphoneCallIncoming event with the associated LinphoneCall object.
3005 * The application can later accept the call using this method.
3006 * @param lc the LinphoneCore object
3007 * @param call the LinphoneCall object representing the call to be answered.
3010 int linphone_core_accept_call(LinphoneCore *lc, LinphoneCall *call){
3011 return linphone_core_accept_call_with_params(lc,call,NULL);
3015 * Accept an incoming call, with parameters.
3017 * @ingroup call_control
3018 * Basically the application is notified of incoming calls within the
3019 * call_state_changed callback of the #LinphoneCoreVTable structure, where it will receive
3020 * a LinphoneCallIncoming event with the associated LinphoneCall object.
3021 * The application can later accept the call using
3023 * @param lc the LinphoneCore object
3024 * @param call the LinphoneCall object representing the call to be answered.
3025 * @param params the specific parameters for this call, for example whether video is accepted or not. Use NULL to use default parameters.
3028 int linphone_core_accept_call_with_params(LinphoneCore *lc, LinphoneCall *call, const LinphoneCallParams *params)
3030 LinphoneProxyConfig *cfg=NULL;
3031 const char *contact=NULL;
3033 SalMediaDescription *new_md;
3034 bool_t was_ringing=FALSE;
3037 //if just one call is present answer the only one ...
3038 if(linphone_core_get_calls_nb (lc) != 1)
3041 call = (LinphoneCall*)linphone_core_get_calls(lc)->data;
3044 if (call->state==LinphoneCallConnected){
3045 /*call already accepted*/
3049 /* check if this call is supposed to replace an already running one*/
3050 replaced=sal_call_get_replaces(call->op);
3052 LinphoneCall *rc=(LinphoneCall*)sal_op_get_user_pointer (replaced);
3054 ms_message("Call %p replaces call %p. This last one is going to be terminated automatically.",
3056 linphone_core_terminate_call(lc,rc);
3060 if (lc->current_call!=call){
3061 linphone_core_preempt_sound_resources(lc);
3065 if (lc->ringstream!=NULL) {
3066 ms_message("stop ringing");
3067 ring_stop(lc->ringstream);
3068 ms_message("ring stopped");
3069 lc->ringstream=NULL;
3072 if (call->ringing_beep){
3073 linphone_core_stop_dtmf(lc);
3074 call->ringing_beep=FALSE;
3077 linphone_core_get_default_proxy(lc,&cfg);
3078 call->dest_proxy=cfg;
3079 call->dest_proxy=linphone_core_lookup_known_proxy(lc,call->log->to);
3081 if (cfg!=call->dest_proxy && call->dest_proxy!=NULL) {
3082 ms_message("Overriding default proxy setting for this call:");
3083 ms_message("The used identity will be %s",linphone_proxy_config_get_identity(call->dest_proxy));
3085 /*try to be best-effort in giving real local or routable contact address*/
3086 contact=get_fixed_contact(lc,call,call->dest_proxy);
3088 sal_op_set_contact(call->op,contact);
3091 const SalMediaDescription *md = sal_call_get_remote_media_description(call->op);
3092 _linphone_call_params_copy(&call->params,params);
3093 // There might not be a md if the INVITE was lacking an SDP
3094 // In this case we use the parameters as is.
3095 if (md) call->params.has_video &= linphone_core_media_description_contains_video_stream(md);
3096 call->camera_active=call->params.has_video;
3097 linphone_call_make_local_media_description(lc,call);
3098 sal_call_set_local_media_description(call->op,call->localdesc);
3101 if (call->audiostream==NULL)
3102 linphone_call_init_media_streams(call);
3103 if (!was_ringing && call->audiostream->ms.ticker==NULL){
3104 audio_stream_prepare_sound(call->audiostream,lc->sound_conf.play_sndcard,lc->sound_conf.capt_sndcard);
3107 linphone_call_update_remote_session_id_and_ver(call);
3108 sal_call_accept(call->op);
3109 if (lc->vtable.display_status!=NULL)
3110 lc->vtable.display_status(lc,_("Connected."));
3111 lc->current_call=call;
3112 linphone_call_set_state(call,LinphoneCallConnected,"Connected");
3113 new_md=sal_call_get_final_media_description(call->op);
3114 linphone_core_update_streams(lc, call, new_md);
3116 linphone_call_set_state(call,LinphoneCallStreamsRunning,"Connected (streams running)");
3117 }else call->media_pending=TRUE;
3119 ms_message("call answered.");
3123 int linphone_core_abort_call(LinphoneCore *lc, LinphoneCall *call, const char *error){
3124 sal_call_terminate(call->op);
3127 if (lc->ringstream!=NULL) {
3128 ring_stop(lc->ringstream);
3129 lc->ringstream=NULL;
3131 linphone_call_stop_media_streams(call);
3134 linphone_call_delete_upnp_session(call);
3137 if (lc->vtable.display_status!=NULL)
3138 lc->vtable.display_status(lc,_("Call aborted") );
3139 linphone_call_set_state(call,LinphoneCallError,error);
3143 static void terminate_call(LinphoneCore *lc, LinphoneCall *call){
3144 if (call->state==LinphoneCallIncomingReceived){
3145 if (call->reason!=LinphoneReasonNotAnswered)
3146 call->reason=LinphoneReasonDeclined;
3149 if (lc->ringstream!=NULL) {
3150 ring_stop(lc->ringstream);
3151 lc->ringstream=NULL;
3154 linphone_call_stop_media_streams(call);
3157 linphone_call_delete_upnp_session(call);
3160 if (lc->vtable.display_status!=NULL)
3161 lc->vtable.display_status(lc,_("Call ended") );
3162 linphone_call_set_state(call,LinphoneCallEnd,"Call terminated");
3165 int linphone_core_redirect_call(LinphoneCore *lc, LinphoneCall *call, const char *redirect_uri){
3166 if (call->state==LinphoneCallIncomingReceived){
3167 sal_call_decline(call->op,SalReasonRedirect,redirect_uri);
3168 call->reason=LinphoneReasonDeclined;
3169 terminate_call(lc,call);
3171 ms_error("Bad state for call redirection.");
3179 * Terminates a call.
3181 * @ingroup call_control
3182 * @param lc the LinphoneCore
3183 * @param the_call the LinphoneCall object representing the call to be terminated.
3185 int linphone_core_terminate_call(LinphoneCore *lc, LinphoneCall *the_call)
3188 if (the_call == NULL){
3189 call = linphone_core_get_current_call(lc);
3190 if (ms_list_size(lc->calls)==1){
3191 call=(LinphoneCall*)lc->calls->data;
3193 ms_warning("No unique call to terminate !");
3201 sal_call_terminate(call->op);
3202 terminate_call(lc,call);
3207 * Decline a pending incoming call, with a reason.
3209 * @ingroup call_control
3211 * @param lc the linphone core
3212 * @param call the LinphoneCall, must be in the IncomingReceived state.
3213 * @param reason the reason for rejecting the call: LinphoneReasonDeclined or LinphoneReasonBusy
3215 int linphone_core_decline_call(LinphoneCore *lc, LinphoneCall * call, LinphoneReason reason){
3216 SalReason sal_reason=SalReasonUnknown;
3217 if (call->state!=LinphoneCallIncomingReceived && call->state!=LinphoneCallIncomingEarlyMedia){
3218 ms_error("linphone_core_decline_call(): Cannot decline a call that is in state %s",linphone_call_state_to_string(call->state));
3222 case LinphoneReasonDeclined:
3223 sal_reason=SalReasonDeclined;
3225 case LinphoneReasonBusy:
3226 sal_reason=SalReasonBusy;
3229 ms_error("linphone_core_decline_call(): unsupported reason %s",linphone_reason_to_string(reason));
3233 sal_call_decline(call->op,sal_reason,NULL);
3234 terminate_call(lc,call);
3239 * Terminates all the calls.
3241 * @ingroup call_control
3242 * @param lc The LinphoneCore
3244 int linphone_core_terminate_all_calls(LinphoneCore *lc){
3245 MSList *calls=lc->calls;
3247 LinphoneCall *c=(LinphoneCall*)calls->data;
3249 linphone_core_terminate_call(lc,c);
3255 * Returns the current list of calls.
3257 * Note that this list is read-only and might be changed by the core after a function call to linphone_core_iterate().
3258 * Similarly the LinphoneCall objects inside it might be destroyed without prior notice.
3259 * To hold references to LinphoneCall object into your program, you must use linphone_call_ref().
3261 * @ingroup call_control
3263 const MSList *linphone_core_get_calls(LinphoneCore *lc)
3269 * Returns TRUE if there is a call running.
3271 * @ingroup call_control
3273 bool_t linphone_core_in_call(const LinphoneCore *lc){
3274 return linphone_core_get_current_call((LinphoneCore *)lc)!=NULL || linphone_core_is_in_conference(lc);
3278 * Returns The _LinphoneCall struct of the current call if one is in call
3280 * @ingroup call_control
3282 LinphoneCall *linphone_core_get_current_call(const LinphoneCore *lc)
3284 return lc->current_call;
3288 * Pauses the call. If a music file has been setup using linphone_core_set_play_file(),
3289 * this file will be played to the remote user.
3291 * @ingroup call_control
3293 int linphone_core_pause_call(LinphoneCore *lc, LinphoneCall *call)
3295 const char *subject=NULL;
3297 if (call->state!=LinphoneCallStreamsRunning && call->state!=LinphoneCallPausedByRemote){
3298 ms_warning("Cannot pause this call, it is not active.");
3301 linphone_call_make_local_media_description(lc,call);
3302 if (call->ice_session != NULL) {
3303 linphone_core_update_local_media_description_from_ice(call->localdesc, call->ice_session);
3306 if(call->upnp_session != NULL) {
3307 linphone_core_update_local_media_description_from_upnp(call->localdesc, call->upnp_session);
3310 if (sal_media_description_has_dir(call->resultdesc,SalStreamSendRecv)){
3311 sal_media_description_set_dir(call->localdesc,SalStreamSendOnly);
3312 subject="Call on hold";
3313 }else if (sal_media_description_has_dir(call->resultdesc,SalStreamRecvOnly)){
3314 sal_media_description_set_dir(call->localdesc,SalStreamSendOnly);
3315 subject="Call on hold for me too";
3317 ms_error("No reason to pause this call, it is already paused or inactive.");
3320 sal_call_set_local_media_description(call->op,call->localdesc);
3321 if (sal_call_update(call->op,subject) != 0){
3322 if (lc->vtable.display_warning)
3323 lc->vtable.display_warning(lc,_("Could not pause the call"));
3325 lc->current_call=NULL;
3326 linphone_call_set_state(call,LinphoneCallPausing,"Pausing call");
3327 if (lc->vtable.display_status)
3328 lc->vtable.display_status(lc,_("Pausing the current call..."));
3329 if (call->audiostream || call->videostream)
3330 linphone_call_stop_media_streams (call);
3335 * Pause all currently running calls.
3336 * @ingroup call_control
3338 int linphone_core_pause_all_calls(LinphoneCore *lc){
3340 for(elem=lc->calls;elem!=NULL;elem=elem->next){
3341 LinphoneCall *call=(LinphoneCall *)elem->data;
3342 LinphoneCallState cs=linphone_call_get_state(call);
3343 if (cs==LinphoneCallStreamsRunning || cs==LinphoneCallPausedByRemote){
3344 linphone_core_pause_call(lc,call);
3350 void linphone_core_preempt_sound_resources(LinphoneCore *lc){
3351 LinphoneCall *current_call;
3352 if (linphone_core_is_in_conference(lc)){
3353 linphone_core_leave_conference(lc);
3356 current_call=linphone_core_get_current_call(lc);
3357 if(current_call != NULL){
3358 ms_message("Pausing automatically the current call.");
3359 linphone_core_pause_call(lc,current_call);
3366 * @ingroup call_control
3368 int linphone_core_resume_call(LinphoneCore *lc, LinphoneCall *the_call)
3371 LinphoneCall *call = the_call;
3372 const char *subject="Call resuming";
3374 if(call->state!=LinphoneCallPaused ){
3375 ms_warning("we cannot resume a call that has not been established and paused before");
3378 if (call->params.in_conference==FALSE){
3379 linphone_core_preempt_sound_resources(lc);
3380 ms_message("Resuming call %p",call);
3383 /* Stop playing music immediately. If remote side is a conference it
3384 prevents the participants to hear it while the 200OK comes back.*/
3385 if (call->audiostream) audio_stream_play(call->audiostream, NULL);
3387 linphone_call_make_local_media_description(lc,the_call);
3388 if (call->ice_session != NULL) {
3389 linphone_core_update_local_media_description_from_ice(call->localdesc, call->ice_session);
3392 if(call->upnp_session != NULL) {
3393 linphone_core_update_local_media_description_from_upnp(call->localdesc, call->upnp_session);
3396 sal_call_set_local_media_description(call->op,call->localdesc);
3397 sal_media_description_set_dir(call->localdesc,SalStreamSendRecv);
3398 if (call->params.in_conference && !call->current_params.in_conference) subject="Conference";
3399 if(sal_call_update(call->op,subject) != 0){
3402 linphone_call_set_state (call,LinphoneCallResuming,"Resuming");
3403 snprintf(temp,sizeof(temp)-1,"Resuming the call with %s",linphone_call_get_remote_address_as_string(call));
3404 if (lc->vtable.display_status)
3405 lc->vtable.display_status(lc,temp);
3409 static int remote_address_compare(LinphoneCall *call, const LinphoneAddress *raddr){
3410 const LinphoneAddress *addr=linphone_call_get_remote_address (call);
3411 return !linphone_address_weak_equal (addr,raddr);
3415 * Get the call with the remote_address specified
3417 * @param remote_address
3418 * @return the LinphoneCall of the call if found
3420 * @ingroup call_control
3422 LinphoneCall *linphone_core_get_call_by_remote_address(LinphoneCore *lc, const char *remote_address){
3423 LinphoneAddress *raddr=linphone_address_new(remote_address);
3424 MSList *elem=ms_list_find_custom(lc->calls,(int (*)(const void*,const void *))remote_address_compare,raddr);
3425 if (elem) return (LinphoneCall*) elem->data;
3429 int linphone_core_send_publish(LinphoneCore *lc,
3430 LinphoneOnlineStatus presence_mode)
3433 for (elem=linphone_core_get_proxy_config_list(lc);elem!=NULL;elem=ms_list_next(elem)){
3434 LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)elem->data;
3435 if (cfg->publish) linphone_proxy_config_send_publish(cfg,presence_mode);
3441 * Set the incoming call timeout in seconds.
3443 * @ingroup call_control
3444 * If an incoming call isn't answered for this timeout period, it is
3445 * automatically declined.
3447 void linphone_core_set_inc_timeout(LinphoneCore *lc, int seconds){
3448 lc->sip_conf.inc_timeout=seconds;
3449 if (linphone_core_ready(lc)){
3450 lp_config_set_int(lc->config,"sip","inc_timeout",seconds);
3455 * Returns the incoming call timeout
3457 * @ingroup call_control
3458 * See linphone_core_set_inc_timeout() for details.
3460 int linphone_core_get_inc_timeout(LinphoneCore *lc){
3461 return lc->sip_conf.inc_timeout;
3465 * Set the in call timeout in seconds.
3467 * @ingroup call_control
3468 * After this timeout period, the call is automatically hangup.
3470 void linphone_core_set_in_call_timeout(LinphoneCore *lc, int seconds){
3471 lc->sip_conf.in_call_timeout=seconds;
3475 * Returns the in call timeout
3477 * @ingroup call_control
3478 * See linphone_core_set_in_call_timeout() for details.
3480 int linphone_core_get_in_call_timeout(LinphoneCore *lc){
3481 return lc->sip_conf.in_call_timeout;
3484 void linphone_core_set_presence_info(LinphoneCore *lc,int minutes_away,
3485 const char *contact,
3486 LinphoneOnlineStatus presence_mode)
3488 if (minutes_away>0) lc->minutes_away=minutes_away;
3490 if (lc->alt_contact!=NULL) {
3491 ms_free(lc->alt_contact);
3492 lc->alt_contact=NULL;
3494 if (contact) lc->alt_contact=ms_strdup(contact);
3495 if (lc->presence_mode!=presence_mode){
3496 linphone_core_notify_all_friends(lc,presence_mode);
3498 Improve the use of all LINPHONE_STATUS available.
3499 !TODO Do not mix "presence status" with "answer status code"..
3500 Use correct parameter to follow sip_if_match/sip_etag.
3502 linphone_core_send_publish(lc,presence_mode);
3504 lc->presence_mode=presence_mode;
3507 LinphoneOnlineStatus linphone_core_get_presence_info(const LinphoneCore *lc){
3508 return lc->presence_mode;
3512 * Get playback sound level in 0-100 scale.
3514 * @ingroup media_parameters
3516 int linphone_core_get_play_level(LinphoneCore *lc)
3518 return lc->sound_conf.play_lev;
3522 * Get ring sound level in 0-100 scale
3524 * @ingroup media_parameters
3526 int linphone_core_get_ring_level(LinphoneCore *lc)
3528 return lc->sound_conf.ring_lev;
3532 * Get sound capture level in 0-100 scale
3534 * @ingroup media_parameters
3536 int linphone_core_get_rec_level(LinphoneCore *lc){
3537 return lc->sound_conf.rec_lev;
3541 * Set sound ring level in 0-100 scale
3543 * @ingroup media_parameters
3545 void linphone_core_set_ring_level(LinphoneCore *lc, int level){
3547 lc->sound_conf.ring_lev=level;
3548 sndcard=lc->sound_conf.ring_sndcard;
3549 if (sndcard) ms_snd_card_set_level(sndcard,MS_SND_CARD_PLAYBACK,level);
3553 * Allow to control microphone level: gain in db
3555 * @ingroup media_parameters
3557 void linphone_core_set_mic_gain_db (LinphoneCore *lc, float gaindb){
3559 LinphoneCall *call=linphone_core_get_current_call (lc);
3562 lc->sound_conf.soft_mic_lev=gaindb;
3564 if (linphone_core_ready(lc)){
3565 lp_config_set_float(lc->config,"sound","mic_gain_db",lc->sound_conf.soft_mic_lev);
3568 if (call==NULL || (st=call->audiostream)==NULL){
3569 ms_message("linphone_core_set_mic_gain_db(): no active call.");
3573 ms_filter_call_method(st->volsend,MS_VOLUME_SET_DB_GAIN,&gain);
3574 }else ms_warning("Could not apply gain: gain control wasn't activated.");
3578 * Get microphone gain in db.
3580 * @ingroup media_parameters
3582 float linphone_core_get_mic_gain_db(LinphoneCore *lc) {
3583 return lc->sound_conf.soft_mic_lev;
3587 * Allow to control play level before entering sound card: gain in db
3589 * @ingroup media_parameters
3591 void linphone_core_set_playback_gain_db (LinphoneCore *lc, float gaindb){
3593 LinphoneCall *call=linphone_core_get_current_call (lc);
3596 lc->sound_conf.soft_play_lev=gaindb;
3597 if (linphone_core_ready(lc)){
3598 lp_config_set_float(lc->config,"sound","playback_gain_db",lc->sound_conf.soft_play_lev);
3601 if (call==NULL || (st=call->audiostream)==NULL){
3602 ms_message("linphone_core_set_playback_gain_db(): no active call.");
3606 ms_filter_call_method(st->volrecv,MS_VOLUME_SET_DB_GAIN,&gain);
3607 }else ms_warning("Could not apply gain: gain control wasn't activated.");
3611 * Get playback gain in db before entering sound card.
3613 * @ingroup media_parameters
3615 float linphone_core_get_playback_gain_db(LinphoneCore *lc) {
3616 return lc->sound_conf.soft_play_lev;
3620 * Set sound playback level in 0-100 scale
3622 * @ingroup media_parameters
3624 void linphone_core_set_play_level(LinphoneCore *lc, int level){
3626 lc->sound_conf.play_lev=level;
3627 sndcard=lc->sound_conf.play_sndcard;
3628 if (sndcard) ms_snd_card_set_level(sndcard,MS_SND_CARD_PLAYBACK,level);
3632 * Set sound capture level in 0-100 scale
3634 * @ingroup media_parameters
3636 void linphone_core_set_rec_level(LinphoneCore *lc, int level)
3639 lc->sound_conf.rec_lev=level;
3640 sndcard=lc->sound_conf.capt_sndcard;
3641 if (sndcard) ms_snd_card_set_level(sndcard,MS_SND_CARD_CAPTURE,level);
3644 static MSSndCard *get_card_from_string_id(const char *devid, unsigned int cap){
3645 MSSndCard *sndcard=NULL;
3647 sndcard=ms_snd_card_manager_get_card(ms_snd_card_manager_get(),devid);
3648 if (sndcard!=NULL &&
3649 (ms_snd_card_get_capabilities(sndcard) & cap)==0 ){
3650 ms_warning("%s card does not have the %s capability, ignoring.",
3652 cap==MS_SND_CARD_CAP_CAPTURE ? "capture" : "playback");
3656 if (sndcard==NULL) {
3657 /* get a card that has read+write capabilities */
3658 sndcard=ms_snd_card_manager_get_default_card(ms_snd_card_manager_get());
3659 /* otherwise refine to the first card having the right capability*/
3661 const MSList *elem=ms_snd_card_manager_get_list(ms_snd_card_manager_get());
3662 for(;elem!=NULL;elem=elem->next){
3663 sndcard=(MSSndCard*)elem->data;
3664 if (ms_snd_card_get_capabilities(sndcard) & cap) break;
3667 if (sndcard==NULL){/*looks like a bug! take the first one !*/
3668 const MSList *elem=ms_snd_card_manager_get_list(ms_snd_card_manager_get());
3669 if (elem) sndcard=(MSSndCard*)elem->data;
3672 if (sndcard==NULL) ms_error("Could not find a suitable soundcard !");
3677 * Returns true if the specified sound device can capture sound.
3679 * @ingroup media_parameters
3680 * @param lc The LinphoneCore object
3681 * @param devid the device name as returned by linphone_core_get_sound_devices()
3683 bool_t linphone_core_sound_device_can_capture(LinphoneCore *lc, const char *devid){
3685 sndcard=ms_snd_card_manager_get_card(ms_snd_card_manager_get(),devid);
3686 if (sndcard!=NULL && (ms_snd_card_get_capabilities(sndcard) & MS_SND_CARD_CAP_CAPTURE)) return TRUE;
3691 * Returns true if the specified sound device can play sound.
3693 * @ingroup media_parameters
3694 * @param lc The LinphoneCore object
3695 * @param devid the device name as returned by linphone_core_get_sound_devices()
3697 bool_t linphone_core_sound_device_can_playback(LinphoneCore *lc, const char *devid){
3699 sndcard=ms_snd_card_manager_get_card(ms_snd_card_manager_get(),devid);
3700 if (sndcard!=NULL && (ms_snd_card_get_capabilities(sndcard) & MS_SND_CARD_CAP_PLAYBACK)) return TRUE;
3705 * Sets the sound device used for ringing.
3707 * @ingroup media_parameters
3708 * @param lc The LinphoneCore object
3709 * @param devid the device name as returned by linphone_core_get_sound_devices()
3711 int linphone_core_set_ringer_device(LinphoneCore *lc, const char * devid){
3712 MSSndCard *card=get_card_from_string_id(devid,MS_SND_CARD_CAP_PLAYBACK);
3713 lc->sound_conf.ring_sndcard=card;
3714 if (card && linphone_core_ready(lc))
3715 lp_config_set_string(lc->config,"sound","ringer_dev_id",ms_snd_card_get_string_id(card));
3720 * Sets the sound device used for playback.
3722 * @ingroup media_parameters
3723 * @param lc The LinphoneCore object
3724 * @param devid the device name as returned by linphone_core_get_sound_devices()
3726 int linphone_core_set_playback_device(LinphoneCore *lc, const char * devid){
3727 MSSndCard *card=get_card_from_string_id(devid,MS_SND_CARD_CAP_PLAYBACK);
3728 lc->sound_conf.play_sndcard=card;
3729 if (card && linphone_core_ready(lc))
3730 lp_config_set_string(lc->config,"sound","playback_dev_id",ms_snd_card_get_string_id(card));
3735 * Sets the sound device used for capture.
3737 * @ingroup media_parameters
3738 * @param lc The LinphoneCore object
3739 * @param devid the device name as returned by linphone_core_get_sound_devices()
3741 int linphone_core_set_capture_device(LinphoneCore *lc, const char * devid){
3742 MSSndCard *card=get_card_from_string_id(devid,MS_SND_CARD_CAP_CAPTURE);
3743 lc->sound_conf.capt_sndcard=card;
3744 if (card && linphone_core_ready(lc))
3745 lp_config_set_string(lc->config,"sound","capture_dev_id",ms_snd_card_get_string_id(card));
3750 * Returns the name of the currently assigned sound device for ringing.
3752 * @ingroup media_parameters
3753 * @param lc The LinphoneCore object
3755 const char * linphone_core_get_ringer_device(LinphoneCore *lc)
3757 if (lc->sound_conf.ring_sndcard) return ms_snd_card_get_string_id(lc->sound_conf.ring_sndcard);
3762 * Returns the name of the currently assigned sound device for playback.
3764 * @ingroup media_parameters
3765 * @param lc The LinphoneCore object
3767 const char * linphone_core_get_playback_device(LinphoneCore *lc)
3769 return lc->sound_conf.play_sndcard ? ms_snd_card_get_string_id(lc->sound_conf.play_sndcard) : NULL;
3773 * Returns the name of the currently assigned sound device for capture.
3775 * @ingroup media_parameters
3776 * @param lc The LinphoneCore object
3778 const char * linphone_core_get_capture_device(LinphoneCore *lc)
3780 return lc->sound_conf.capt_sndcard ? ms_snd_card_get_string_id(lc->sound_conf.capt_sndcard) : NULL;
3784 * Returns an unmodifiable array of available sound devices.
3786 * The array is NULL terminated.
3788 * @ingroup media_parameters
3789 * @param lc The LinphoneCore object
3791 const char** linphone_core_get_sound_devices(LinphoneCore *lc){
3792 return lc->sound_conf.cards;
3796 * Returns an unmodifiable array of available video capture devices.
3798 * @ingroup media_parameters
3799 * The array is NULL terminated.
3801 const char** linphone_core_get_video_devices(const LinphoneCore *lc){
3802 return lc->video_conf.cams;
3806 * Update detection of sound devices.
3808 * Use this function when the application is notified of USB plug events, so that
3809 * list of available hardwares for sound playback and capture is updated.
3811 void linphone_core_reload_sound_devices(LinphoneCore *lc){
3812 const char *ringer,*playback,*capture;
3813 ringer=linphone_core_get_ringer_device(lc);
3814 playback=linphone_core_get_playback_device(lc);
3815 capture=linphone_core_get_capture_device(lc);
3816 ms_snd_card_manager_reload(ms_snd_card_manager_get());
3817 build_sound_devices_table(lc);
3818 linphone_core_set_ringer_device(lc,ringer);
3819 linphone_core_set_playback_device(lc,playback);
3820 linphone_core_set_capture_device(lc,capture);
3824 * Update detection of camera devices.
3826 * Use this function when the application is notified of USB plug events, so that
3827 * list of available hardwares for video capture is updated.
3829 void linphone_core_reload_video_devices(LinphoneCore *lc){
3831 devid=linphone_core_get_video_device(lc);
3832 ms_web_cam_manager_reload(ms_web_cam_manager_get());
3833 build_video_devices_table(lc);
3834 linphone_core_set_video_device(lc,devid);
3837 char linphone_core_get_sound_source(LinphoneCore *lc)
3839 return lc->sound_conf.source;
3842 void linphone_core_set_sound_source(LinphoneCore *lc, char source)
3844 MSSndCard *sndcard=lc->sound_conf.capt_sndcard;
3845 lc->sound_conf.source=source;
3846 if (!sndcard) return;
3849 ms_snd_card_set_capture(sndcard,MS_SND_CARD_MIC);
3852 ms_snd_card_set_capture(sndcard,MS_SND_CARD_LINE);
3860 * Sets the path to a wav file used for ringing.
3862 * @param path The file must be a wav 16bit linear. Local ring is disabled if null
3863 * @param lc The LinphoneCore object
3865 * @ingroup media_parameters
3867 void linphone_core_set_ring(LinphoneCore *lc,const char *path){
3868 if (lc->sound_conf.local_ring!=0){
3869 ms_free(lc->sound_conf.local_ring);
3870 lc->sound_conf.local_ring=NULL;
3873 lc->sound_conf.local_ring=ms_strdup(path);
3874 if ( linphone_core_ready(lc) && lc->sound_conf.local_ring)
3875 lp_config_set_string(lc->config,"sound","local_ring",lc->sound_conf.local_ring);
3879 * Returns the path to the wav file used for ringing.
3881 * @param lc The LinphoneCore object
3882 * @ingroup media_parameters
3884 const char *linphone_core_get_ring(const LinphoneCore *lc){
3885 return lc->sound_conf.local_ring;
3889 * Sets the path to a file or folder containing trusted root CAs (PEM format)
3892 * @param lc The LinphoneCore object
3894 * @ingroup initializing
3896 void linphone_core_set_root_ca(LinphoneCore *lc,const char *path){
3897 sal_set_root_ca(lc->sal, path);
3901 * Gets the path to a file or folder containing the trusted root CAs (PEM format)
3903 * @param lc The LinphoneCore object
3905 * @ingroup initializing
3907 const char *linphone_core_get_root_ca(LinphoneCore *lc){
3908 return sal_get_root_ca(lc->sal);
3912 * Specify whether the tls server certificate must be verified when connecting to a SIP/TLS server.
3914 * @ingroup initializing
3916 void linphone_core_verify_server_certificates(LinphoneCore *lc, bool_t yesno){
3917 sal_verify_server_certificates(lc->sal,yesno);
3921 * Specify whether the tls server certificate common name must be verified when connecting to a SIP/TLS server.
3922 * @ingroup initializing
3924 void linphone_core_verify_server_cn(LinphoneCore *lc, bool_t yesno){
3925 sal_verify_server_cn(lc->sal,yesno);
3928 static void notify_end_of_ring(void *ud, MSFilter *f, unsigned int event, void *arg){
3929 LinphoneCore *lc=(LinphoneCore*)ud;
3930 lc->preview_finished=1;
3933 int linphone_core_preview_ring(LinphoneCore *lc, const char *ring,LinphoneCoreCbFunc func,void * userdata)
3935 if (lc->ringstream!=0){
3936 ms_warning("Cannot start ring now,there's already a ring being played");
3939 lc_callback_obj_init(&lc->preview_finished_cb,func,userdata);
3940 lc->preview_finished=0;
3941 if (lc->sound_conf.ring_sndcard!=NULL){
3942 MSSndCard *ringcard=lc->sound_conf.lsd_card ? lc->sound_conf.lsd_card : lc->sound_conf.ring_sndcard;
3943 lc->ringstream=ring_start_with_cb(ring,2000,ringcard,notify_end_of_ring,(void *)lc);
3949 * Sets the path to a wav file used for ringing back.
3951 * Ringback means the ring that is heard when it's ringing at the remote party.
3952 * The file must be a wav 16bit linear.
3954 * @ingroup media_parameters
3956 void linphone_core_set_ringback(LinphoneCore *lc, const char *path){
3957 if (lc->sound_conf.remote_ring!=0){
3958 ms_free(lc->sound_conf.remote_ring);
3960 lc->sound_conf.remote_ring=ms_strdup(path);
3964 * Returns the path to the wav file used for ringing back.
3966 * @ingroup media_parameters
3968 const char * linphone_core_get_ringback(const LinphoneCore *lc){
3969 return lc->sound_conf.remote_ring;
3973 * Enables or disable echo cancellation. Value is saved an used for subsequent calls
3975 * @ingroup media_parameters
3977 void linphone_core_enable_echo_cancellation(LinphoneCore *lc, bool_t val){
3978 lc->sound_conf.ec=val;
3979 if ( linphone_core_ready(lc))
3980 lp_config_set_int(lc->config,"sound","echocancellation",val);
3985 * Returns TRUE if echo cancellation is enabled.
3987 * @ingroup media_parameters
3989 bool_t linphone_core_echo_cancellation_enabled(LinphoneCore *lc){
3990 return lc->sound_conf.ec;
3993 void linphone_core_enable_echo_limiter(LinphoneCore *lc, bool_t val){
3994 lc->sound_conf.ea=val;
3997 bool_t linphone_core_echo_limiter_enabled(const LinphoneCore *lc){
3998 return lc->sound_conf.ea;
4002 * Mutes or unmutes the local microphone.
4004 * @ingroup media_parameters
4006 void linphone_core_mute_mic(LinphoneCore *lc, bool_t val){
4007 LinphoneCall *call=linphone_core_get_current_call(lc);
4008 AudioStream *st=NULL;
4009 if (linphone_core_is_in_conference(lc)){
4010 lc->conf_ctx.local_muted=val;
4011 st=lc->conf_ctx.local_participant;
4012 }else if (call==NULL){
4013 ms_warning("linphone_core_mute_mic(): No current call !");
4016 st=call->audiostream;
4017 call->audio_muted=val;
4020 audio_stream_set_mic_gain(st,
4021 (val==TRUE) ? 0 : pow(10,lc->sound_conf.soft_mic_lev/10));
4022 if ( linphone_core_get_rtp_no_xmit_on_audio_mute(lc) ){
4023 audio_stream_mute_rtp(st,val);
4029 * Returns whether microphone is muted.
4031 bool_t linphone_core_is_mic_muted(LinphoneCore *lc) {
4032 LinphoneCall *call=linphone_core_get_current_call(lc);
4033 if (linphone_core_is_in_conference(lc)){
4034 return lc->conf_ctx.local_muted;
4035 }else if (call==NULL){
4036 ms_warning("linphone_core_is_mic_muted(): No current call !");
4039 return call->audio_muted;
4042 // returns rtp transmission status for an active stream
4043 // if audio is muted and config parameter rtp_no_xmit_on_audio_mute
4044 // was set on then rtp transmission is also muted
4045 bool_t linphone_core_is_rtp_muted(LinphoneCore *lc){
4046 LinphoneCall *call=linphone_core_get_current_call(lc);
4048 ms_warning("linphone_core_is_mic_muted(): No current call !");
4051 if( linphone_core_get_rtp_no_xmit_on_audio_mute(lc)){
4052 return call->audio_muted;
4057 void linphone_core_enable_agc(LinphoneCore *lc, bool_t val){
4058 lc->sound_conf.agc=val;
4061 bool_t linphone_core_agc_enabled(const LinphoneCore *lc){
4062 return lc->sound_conf.agc;
4066 * Send the specified dtmf.
4068 * @ingroup media_parameters
4069 * This function only works during calls. The dtmf is automatically played to the user.
4070 * @param lc The LinphoneCore object
4071 * @param dtmf The dtmf name specified as a char, such as '0', '#' etc...
4074 void linphone_core_send_dtmf(LinphoneCore *lc, char dtmf)
4076 LinphoneCall *call=linphone_core_get_current_call(lc);
4078 ms_warning("linphone_core_send_dtmf(): no active call");
4081 /*By default we send DTMF RFC2833 if we do not have enabled SIP_INFO but we can also send RFC2833 and SIP_INFO*/
4082 if (linphone_core_get_use_rfc2833_for_dtmf(lc)!=0 || linphone_core_get_use_info_for_dtmf(lc)==0)
4085 if (call->audiostream!=NULL){
4086 audio_stream_send_dtmf(call->audiostream,dtmf);
4090 ms_error("we cannot send RFC2833 dtmf when we are not in communication");
4093 if (linphone_core_get_use_info_for_dtmf(lc)!=0){
4094 /* Out of Band DTMF (use INFO method) */
4095 sal_call_send_dtmf(call->op,dtmf);
4099 void linphone_core_set_stun_server(LinphoneCore *lc, const char *server){
4100 if (lc->net_conf.stun_server!=NULL)
4101 ms_free(lc->net_conf.stun_server);
4103 lc->net_conf.stun_server=ms_strdup(server);
4104 else lc->net_conf.stun_server=NULL;
4105 if (linphone_core_ready(lc))
4106 lp_config_set_string(lc->config,"net","stun_server",lc->net_conf.stun_server);
4109 const char * linphone_core_get_stun_server(const LinphoneCore *lc){
4110 return lc->net_conf.stun_server;
4113 const char * linphone_core_get_relay_addr(const LinphoneCore *lc){
4114 return lc->net_conf.relay;
4117 int linphone_core_set_relay_addr(LinphoneCore *lc, const char *addr){
4118 if (lc->net_conf.relay!=NULL){
4119 ms_free(lc->net_conf.relay);
4120 lc->net_conf.relay=NULL;
4123 lc->net_conf.relay=ms_strdup(addr);
4128 void linphone_core_set_nat_address(LinphoneCore *lc, const char *addr)
4130 if (lc->net_conf.nat_address!=NULL){
4131 ms_free(lc->net_conf.nat_address);
4133 if (addr!=NULL) lc->net_conf.nat_address=ms_strdup(addr);
4134 else lc->net_conf.nat_address=NULL;
4135 if (lc->sip_conf.contact) update_primary_contact(lc);
4138 const char *linphone_core_get_nat_address(const LinphoneCore *lc) {
4139 return lc->net_conf.nat_address;
4142 const char *linphone_core_get_nat_address_resolved(LinphoneCore *lc)
4144 struct sockaddr_storage ss;
4147 char ipstring [INET6_ADDRSTRLEN];
4149 if (lc->net_conf.nat_address==NULL) return NULL;
4151 if (parse_hostname_to_addr (lc->net_conf.nat_address, &ss, &ss_len)<0) {
4152 return lc->net_conf.nat_address;
4155 error = getnameinfo((struct sockaddr *)&ss, ss_len,
4156 ipstring, sizeof(ipstring), NULL, 0, NI_NUMERICHOST);
4158 return lc->net_conf.nat_address;
4161 if (lc->net_conf.nat_address_ip!=NULL){
4162 ms_free(lc->net_conf.nat_address_ip);
4164 lc->net_conf.nat_address_ip = ms_strdup (ipstring);
4165 return lc->net_conf.nat_address_ip;
4168 void linphone_core_set_firewall_policy(LinphoneCore *lc, LinphoneFirewallPolicy pol){
4169 lc->net_conf.firewall_policy=pol;
4170 if (lc->sip_conf.contact) update_primary_contact(lc);
4171 if (linphone_core_ready(lc))
4172 lp_config_set_int(lc->config,"net","firewall_policy",pol);
4175 LinphoneFirewallPolicy linphone_core_get_firewall_policy(const LinphoneCore *lc){
4176 return lc->net_conf.firewall_policy;
4180 * Get the list of call logs (past calls).
4182 * @ingroup call_logs
4184 const MSList * linphone_core_get_call_logs(LinphoneCore *lc){
4185 return lc->call_logs;
4189 * Erase the call log.
4191 * @ingroup call_logs
4193 void linphone_core_clear_call_logs(LinphoneCore *lc){
4195 ms_list_for_each(lc->call_logs,(void (*)(void*))linphone_call_log_destroy);
4196 lc->call_logs=ms_list_free(lc->call_logs);
4197 call_logs_write_to_config_file(lc);
4201 * Returns number of missed calls.
4202 * Once checked, this counter can be reset with linphone_core_reset_missed_calls_count().
4204 int linphone_core_get_missed_calls_count(LinphoneCore *lc) {
4205 return lc->missed_calls;
4209 * Resets the counter of missed calls.
4211 void linphone_core_reset_missed_calls_count(LinphoneCore *lc) {
4216 * Remove a specific call log from call history list.
4217 * This function destroys the call log object. It must not be accessed anymore by the application after calling this function.
4218 * @param lc the linphone core object
4219 * @param a LinphoneCallLog object.
4221 void linphone_core_remove_call_log(LinphoneCore *lc, LinphoneCallLog *cl){
4222 lc->call_logs = ms_list_remove(lc->call_logs, cl);
4223 call_logs_write_to_config_file(lc);
4224 linphone_call_log_destroy(cl);
4227 static void toggle_video_preview(LinphoneCore *lc, bool_t val){
4228 #ifdef VIDEO_ENABLED
4230 if (lc->previewstream==NULL){
4231 lc->previewstream=video_preview_new();
4232 video_preview_set_size(lc->previewstream,lc->video_conf.vsize);
4233 if (lc->video_conf.displaytype)
4234 video_preview_set_display_filter_name(lc->previewstream,lc->video_conf.displaytype);
4235 if (lc->preview_window_id!=0)
4236 video_preview_set_native_window_id(lc->previewstream,lc->preview_window_id);
4237 video_preview_start(lc->previewstream,lc->video_conf.device);
4240 if (lc->previewstream!=NULL){
4241 video_preview_stop(lc->previewstream);
4242 lc->previewstream=NULL;
4249 * Enables video globally.
4251 * @ingroup media_parameters
4252 * This function does not have any effect during calls. It just indicates LinphoneCore to
4253 * initiate future calls with video or not. The two boolean parameters indicate in which
4254 * direction video is enabled. Setting both to false disables video entirely.
4256 * @param lc The LinphoneCore object
4257 * @param vcap_enabled indicates whether video capture is enabled
4258 * @param display_enabled indicates whether video display should be shown
4261 void linphone_core_enable_video(LinphoneCore *lc, bool_t vcap_enabled, bool_t display_enabled){
4262 #ifndef VIDEO_ENABLED
4263 if (vcap_enabled || display_enabled)
4264 ms_warning("This version of linphone was built without video support.");
4266 lc->video_conf.capture=vcap_enabled;
4267 lc->video_conf.display=display_enabled;
4268 if (linphone_core_ready(lc)){
4269 lp_config_set_int(lc->config,"video","display",lc->video_conf.display);
4270 lp_config_set_int(lc->config,"video","capture",lc->video_conf.capture);
4272 /* need to re-apply network bandwidth settings*/
4273 linphone_core_set_download_bandwidth(lc,
4274 linphone_core_get_download_bandwidth(lc));
4275 linphone_core_set_upload_bandwidth(lc,
4276 linphone_core_get_upload_bandwidth(lc));
4279 bool_t linphone_core_video_supported(LinphoneCore *lc){
4280 #ifdef VIDEO_ENABLED
4288 * Returns TRUE if video is enabled, FALSE otherwise.
4289 * @ingroup media_parameters
4291 bool_t linphone_core_video_enabled(LinphoneCore *lc){
4292 return (lc->video_conf.display || lc->video_conf.capture);
4296 * Sets the default policy for video.
4297 * This policy defines whether:
4298 * - video shall be initiated by default for outgoing calls
4299 * - video shall be accepter by default for incoming calls
4300 * @ingroup media_parameters
4302 void linphone_core_set_video_policy(LinphoneCore *lc, const LinphoneVideoPolicy *policy){
4303 lc->video_policy=*policy;
4304 if (linphone_core_ready(lc)){
4305 lp_config_set_int(lc->config,"video","automatically_initiate",policy->automatically_initiate);
4306 lp_config_set_int(lc->config,"video","automatically_accept",policy->automatically_accept);
4311 * Get the default policy for video.
4312 * See linphone_core_set_video_policy() for more details.
4313 * @ingroup media_parameters
4315 const LinphoneVideoPolicy *linphone_core_get_video_policy(LinphoneCore *lc){
4316 return &lc->video_policy;
4320 * Controls video preview enablement.
4322 * @ingroup media_parameters
4323 * Video preview refers to the action of displaying the local webcam image
4324 * to the user while not in call.
4326 void linphone_core_enable_video_preview(LinphoneCore *lc, bool_t val){
4327 lc->video_conf.show_local=val;
4328 if (linphone_core_ready(lc))
4329 lp_config_set_int(lc->config,"video","show_local",val);
4333 * Returns TRUE if video previewing is enabled.
4334 * @ingroup media_parameters
4336 bool_t linphone_core_video_preview_enabled(const LinphoneCore *lc){
4337 return lc->video_conf.show_local;
4341 * Enables or disable self view during calls.
4343 * @ingroup media_parameters
4344 * Self-view refers to having local webcam image inserted in corner
4345 * of the video window during calls.
4346 * This function works at any time, including during calls.
4348 void linphone_core_enable_self_view(LinphoneCore *lc, bool_t val){
4349 #ifdef VIDEO_ENABLED
4350 LinphoneCall *call=linphone_core_get_current_call (lc);
4351 lc->video_conf.selfview=val;
4352 if (call && call->videostream){
4353 video_stream_enable_self_view(call->videostream,val);
4355 if (linphone_core_ready(lc)){
4356 lp_config_set_int(lc->config,"video","self_view",val);
4362 * Returns TRUE if self-view is enabled, FALSE otherwise.
4364 * @ingroup media_parameters
4366 * Refer to linphone_core_enable_self_view() for details.
4368 bool_t linphone_core_self_view_enabled(const LinphoneCore *lc){
4369 return lc->video_conf.selfview;
4373 * Sets the active video device.
4375 * @ingroup media_parameters
4376 * @param lc The LinphoneCore object
4377 * @param id the name of the video device as returned by linphone_core_get_video_devices()
4379 int linphone_core_set_video_device(LinphoneCore *lc, const char *id){
4380 MSWebCam *olddev=lc->video_conf.device;
4383 lc->video_conf.device=ms_web_cam_manager_get_cam(ms_web_cam_manager_get(),id);
4384 if (lc->video_conf.device==NULL){
4385 ms_warning("Could not find video device %s",id);
4388 if (lc->video_conf.device==NULL)
4389 lc->video_conf.device=ms_web_cam_manager_get_default_cam(ms_web_cam_manager_get());
4390 if (olddev!=NULL && olddev!=lc->video_conf.device){
4391 toggle_video_preview(lc,FALSE);/*restart the video local preview*/
4393 if ( linphone_core_ready(lc) && lc->video_conf.device){
4394 vd=ms_web_cam_get_string_id(lc->video_conf.device);
4395 if (vd && strstr(vd,"Static picture")!=NULL){
4398 lp_config_set_string(lc->config,"video","device",vd);
4404 * Returns the name of the currently active video device.
4406 * @param lc The LinphoneCore object
4407 * @ingroup media_parameters
4409 const char *linphone_core_get_video_device(const LinphoneCore *lc){
4410 if (lc->video_conf.device) return ms_web_cam_get_string_id(lc->video_conf.device);
4414 #ifdef VIDEO_ENABLED
4415 static VideoStream * get_active_video_stream(LinphoneCore *lc){
4416 VideoStream *vs = NULL;
4417 LinphoneCall *call=linphone_core_get_current_call (lc);
4418 /* Select the video stream from the call in the first place */
4419 if (call && call->videostream) {
4420 vs = call->videostream;
4422 /* If not in call, select the video stream from the preview */
4423 if (vs == NULL && lc->previewstream) {
4424 vs = lc->previewstream;
4430 int linphone_core_set_static_picture(LinphoneCore *lc, const char *path) {
4431 #ifdef VIDEO_ENABLED
4432 VideoStream *vs=get_active_video_stream(lc);
4433 /* If we have a video stream (either preview, either from call), we
4434 have a source and it is using the static picture filter, then
4435 force the filter to use that picture. */
4436 if (vs && vs->source) {
4437 if (ms_filter_get_id(vs->source) == MS_STATIC_IMAGE_ID) {
4438 ms_filter_call_method(vs->source, MS_STATIC_IMAGE_SET_IMAGE,
4442 /* Tell the static image filter to use that image from now on so
4443 that the image will be used next time it has to be read */
4444 ms_static_image_set_default_image(path);
4446 ms_warning("Video support not compiled.");
4451 const char *linphone_core_get_static_picture(LinphoneCore *lc) {
4452 const char *path=NULL;
4453 #ifdef VIDEO_ENABLED
4454 path=ms_static_image_get_default_image();
4456 ms_warning("Video support not compiled.");
4461 int linphone_core_set_static_picture_fps(LinphoneCore *lc, float fps) {
4462 #ifdef VIDEO_ENABLED
4463 VideoStream *vs = NULL;
4465 vs=get_active_video_stream(lc);
4467 /* If we have a video stream (either preview, either from call), we
4468 have a source and it is using the static picture filter, then
4469 force the filter to use that picture. */
4470 if (vs && vs->source) {
4471 if (ms_filter_get_id(vs->source) == MS_STATIC_IMAGE_ID) {
4472 ms_filter_call_method(vs->source, MS_FILTER_SET_FPS,(void *)&fps);
4476 ms_warning("Video support not compiled.");
4481 float linphone_core_get_static_picture_fps(LinphoneCore *lc) {
4482 #ifdef VIDEO_ENABLED
4483 VideoStream *vs = NULL;
4484 vs=get_active_video_stream(lc);
4485 /* If we have a video stream (either preview, either from call), we
4486 have a source and it is using the static picture filter, then
4487 force the filter to use that picture. */
4488 if (vs && vs->source) {
4489 if (ms_filter_get_id(vs->source) == MS_STATIC_IMAGE_ID) {
4493 ms_filter_call_method(vs->source, MS_FILTER_GET_FPS,(void *)&fps);
4498 ms_warning("Video support not compiled.");
4504 * Returns the native window handle of the video window, casted as an unsigned long.
4506 * @ingroup media_parameters
4508 unsigned long linphone_core_get_native_video_window_id(const LinphoneCore *lc){
4509 #ifdef VIDEO_ENABLED
4510 LinphoneCall *call=linphone_core_get_current_call (lc);
4511 if (call && call->videostream)
4512 return video_stream_get_native_window_id(call->videostream);
4513 if (lc->previewstream)
4514 return video_stream_get_native_window_id(lc->previewstream);
4516 return lc->video_window_id;
4519 /**@ingroup media_parameters
4520 * Set the native video window id where the video is to be displayed.
4521 * If not set the core will create its own window.
4523 void linphone_core_set_native_video_window_id(LinphoneCore *lc, unsigned long id){
4524 #ifdef VIDEO_ENABLED
4525 LinphoneCall *call=linphone_core_get_current_call(lc);
4526 lc->video_window_id=id;
4527 if (call!=NULL && call->videostream){
4528 video_stream_set_native_window_id(call->videostream,id);
4534 * Returns the native window handle of the video preview window, casted as an unsigned long.
4536 * @ingroup media_parameters
4538 unsigned long linphone_core_get_native_preview_window_id(const LinphoneCore *lc){
4539 #ifdef VIDEO_ENABLED
4540 LinphoneCall *call=linphone_core_get_current_call (lc);
4541 if (call && call->videostream)
4542 return video_stream_get_native_preview_window_id(call->videostream);
4543 if (lc->previewstream)
4544 return video_preview_get_native_window_id(lc->previewstream);
4546 return lc->preview_window_id;
4550 * @ingroup media_parameters
4551 * Set the native window id where the preview video (local camera) is to be displayed.
4552 * This has to be used in conjonction with linphone_core_use_preview_window().
4553 * If not set the core will create its own window.
4555 void linphone_core_set_native_preview_window_id(LinphoneCore *lc, unsigned long id){
4556 lc->preview_window_id=id;
4557 #ifdef VIDEO_ENABLED
4558 LinphoneCall *call=linphone_core_get_current_call(lc);
4559 if (call!=NULL && call->videostream){
4560 video_stream_set_native_preview_window_id(call->videostream,id);
4561 }else if (lc->previewstream){
4562 video_preview_set_native_window_id(lc->previewstream,id);
4568 * Can be used to disable video showing to free XV port
4570 void linphone_core_show_video(LinphoneCore *lc, bool_t show){
4571 #ifdef VIDEO_ENABLED
4572 ms_error("linphone_core_show_video %d", show);
4573 LinphoneCall *call=linphone_core_get_current_call(lc);
4574 if (call!=NULL && call->videostream){
4575 video_stream_show_video(call->videostream,show);
4581 * Tells the core to use a separate window for local camera preview video, instead of
4582 * inserting local view within the remote video window.
4585 void linphone_core_use_preview_window(LinphoneCore *lc, bool_t yesno){
4586 lc->use_preview_window=yesno;
4589 * @ingroup media_parameters
4590 *returns current device orientation
4592 int linphone_core_get_device_rotation(LinphoneCore *lc ) {
4593 return lc->device_rotation;
4596 * @ingroup media_parameters
4597 * Tells the core the device current orientation. This can be used by capture filters
4598 * on mobile devices to select between portrait/landscape mode and to produce properly
4599 * oriented images. The exact meaning of the value in rotation if left to each device
4600 * specific implementations.
4602 *@param rotation . IOS supported values are 0 for UIInterfaceOrientationPortrait and 270 for UIInterfaceOrientationLandscapeRight.
4605 void linphone_core_set_device_rotation(LinphoneCore *lc, int rotation) {
4606 ms_message("%s : rotation=%d\n", __FUNCTION__, rotation);
4607 lc->device_rotation = rotation;
4608 #ifdef VIDEO_ENABLED
4609 LinphoneCall *call=linphone_core_get_current_call(lc);
4610 if (call!=NULL && call->videostream){
4611 video_stream_set_device_rotation(call->videostream,rotation);
4616 static MSVideoSizeDef supported_resolutions[]={
4618 { {MS_VIDEO_SIZE_1080P_W,MS_VIDEO_SIZE_1080P_H} , "1080p" },
4619 { {MS_VIDEO_SIZE_720P_W,MS_VIDEO_SIZE_720P_H} , "1080p" },
4621 { {MS_VIDEO_SIZE_SVGA_W,MS_VIDEO_SIZE_SVGA_H} , "svga" },
4622 { {MS_VIDEO_SIZE_4CIF_W,MS_VIDEO_SIZE_4CIF_H} , "4cif" },
4623 { {MS_VIDEO_SIZE_VGA_W,MS_VIDEO_SIZE_VGA_H} , "vga" },
4624 { {MS_VIDEO_SIZE_IOS_MEDIUM_H,MS_VIDEO_SIZE_IOS_MEDIUM_W} , "ios-medium" },
4625 { {MS_VIDEO_SIZE_CIF_W,MS_VIDEO_SIZE_CIF_H} , "cif" },
4626 { {MS_VIDEO_SIZE_QVGA_W,MS_VIDEO_SIZE_QVGA_H} , "qvga" },
4627 { {MS_VIDEO_SIZE_QCIF_W,MS_VIDEO_SIZE_QCIF_H} , "qcif" },
4632 * Returns the zero terminated table of supported video resolutions.
4634 * @ingroup media_parameters
4636 const MSVideoSizeDef *linphone_core_get_supported_video_sizes(LinphoneCore *lc){
4637 return supported_resolutions;
4640 static MSVideoSize video_size_get_by_name(const char *name){
4641 MSVideoSizeDef *pdef=supported_resolutions;
4642 MSVideoSize null_vsize={0,0};
4643 for(;pdef->name!=NULL;pdef++){
4644 if (strcasecmp(name,pdef->name)==0){
4648 ms_warning("Video resolution %s is not supported in linphone.",name);
4652 static const char *video_size_get_name(MSVideoSize vsize){
4653 MSVideoSizeDef *pdef=supported_resolutions;
4654 for(;pdef->name!=NULL;pdef++){
4655 if (pdef->vsize.width==vsize.width && pdef->vsize.height==vsize.height){
4662 static bool_t video_size_supported(MSVideoSize vsize){
4663 if (video_size_get_name(vsize)) return TRUE;
4664 ms_warning("Video resolution %ix%i is not supported in linphone.",vsize.width,vsize.height);
4669 * Sets the preferred video size.
4671 * @ingroup media_parameters
4672 * This applies only to the stream that is captured and sent to the remote party,
4673 * since we accept all standard video size on the receive path.
4675 void linphone_core_set_preferred_video_size(LinphoneCore *lc, MSVideoSize vsize){
4676 if (video_size_supported(vsize)){
4677 MSVideoSize oldvsize=lc->video_conf.vsize;
4678 lc->video_conf.vsize=vsize;
4679 if (!ms_video_size_equal(oldvsize,vsize) && lc->previewstream!=NULL){
4680 toggle_video_preview(lc,FALSE);
4681 toggle_video_preview(lc,TRUE);
4683 if ( linphone_core_ready(lc))
4684 lp_config_set_string(lc->config,"video","size",video_size_get_name(vsize));
4689 * Sets the preferred video size by its name.
4691 * @ingroup media_parameters
4692 * This is identical to linphone_core_set_preferred_video_size() except
4693 * that it takes the name of the video resolution as input.
4694 * Video resolution names are: qcif, svga, cif, vga, 4cif, svga ...
4696 void linphone_core_set_preferred_video_size_by_name(LinphoneCore *lc, const char *name){
4697 MSVideoSize vsize=video_size_get_by_name(name);
4698 MSVideoSize default_vsize={MS_VIDEO_SIZE_CIF_W,MS_VIDEO_SIZE_CIF_H};
4699 if (vsize.width!=0) linphone_core_set_preferred_video_size(lc,vsize);
4700 else linphone_core_set_preferred_video_size(lc,default_vsize);
4704 * Returns the current preferred video size for sending.
4706 * @ingroup media_parameters
4708 MSVideoSize linphone_core_get_preferred_video_size(LinphoneCore *lc){
4709 return lc->video_conf.vsize;
4713 * Ask the core to stream audio from and to files, instead of using the soundcard.
4715 void linphone_core_use_files(LinphoneCore *lc, bool_t yesno){
4716 lc->use_files=yesno;
4720 * Sets a wav file to be played when putting somebody on hold,
4721 * or when files are used instead of soundcards (see linphone_core_use_files()).
4723 * The file must be a 16 bit linear wav file.
4725 void linphone_core_set_play_file(LinphoneCore *lc, const char *file){
4726 LinphoneCall *call=linphone_core_get_current_call(lc);
4727 if (lc->play_file!=NULL){
4728 ms_free(lc->play_file);
4732 lc->play_file=ms_strdup(file);
4733 if (call && call->audiostream && call->audiostream->ms.ticker)
4734 audio_stream_play(call->audiostream,file);
4740 * Sets a wav file where incoming stream is to be recorded,
4741 * when files are used instead of soundcards (see linphone_core_use_files()).
4743 * This feature is different from call recording (linphone_call_params_set_record_file())
4744 * The file will be a 16 bit linear wav file.
4746 void linphone_core_set_record_file(LinphoneCore *lc, const char *file){
4747 LinphoneCall *call=linphone_core_get_current_call(lc);
4748 if (lc->rec_file!=NULL){
4749 ms_free(lc->rec_file);
4753 lc->rec_file=ms_strdup(file);
4754 if (call && call->audiostream)
4755 audio_stream_record(call->audiostream,file);
4760 static MSFilter *get_dtmf_gen(LinphoneCore *lc){
4761 LinphoneCall *call=linphone_core_get_current_call (lc);
4762 AudioStream *stream=NULL;
4764 stream=call->audiostream;
4765 }else if (linphone_core_is_in_conference(lc)){
4766 stream=lc->conf_ctx.local_participant;
4769 return stream->dtmfgen;
4771 if (lc->ringstream==NULL){
4772 float amp=lp_config_get_float(lc->config,"sound","dtmf_player_amp",0.1);
4773 MSSndCard *ringcard=lc->sound_conf.lsd_card ?lc->sound_conf.lsd_card : lc->sound_conf.ring_sndcard;
4774 if (ringcard == NULL)
4777 lc->ringstream=ring_start(NULL,0,ringcard);
4778 ms_filter_call_method(lc->ringstream->gendtmf,MS_DTMF_GEN_SET_DEFAULT_AMPLITUDE,&);
4779 lc->dmfs_playing_start_time=time(NULL);
4781 if (lc->dmfs_playing_start_time!=0)
4782 lc->dmfs_playing_start_time=time(NULL);
4784 return lc->ringstream->gendtmf;
4788 * @ingroup media_parameters
4789 * Plays a dtmf sound to the local user.
4790 * @param lc #LinphoneCore
4791 * @param dtmf DTMF to play ['0'..'16'] | '#' | '#'
4792 * @param duration_ms duration in ms, -1 means play until next further call to #linphone_core_stop_dtmf()
4794 void linphone_core_play_dtmf(LinphoneCore *lc, char dtmf, int duration_ms){
4795 MSFilter *f=get_dtmf_gen(lc);
4797 ms_error("No dtmf generator at this time !");
4802 ms_filter_call_method(f, MS_DTMF_GEN_PLAY, &dtmf);
4803 else ms_filter_call_method(f, MS_DTMF_GEN_START, &dtmf);
4807 * @ingroup media_parameters
4808 * Plays a repeated tone to the local user until next further call to #linphone_core_stop_dtmf()
4809 * @param lc #LinphoneCore
4811 void linphone_core_play_tone(LinphoneCore *lc){
4812 MSFilter *f=get_dtmf_gen(lc);
4813 MSDtmfGenCustomTone def;
4815 ms_error("No dtmf generator at this time !");
4822 ms_filter_call_method(f, MS_DTMF_GEN_PLAY_CUSTOM,&def);
4826 * @ingroup media_parameters
4828 * Stops playing a dtmf started by linphone_core_play_dtmf().
4830 void linphone_core_stop_dtmf(LinphoneCore *lc){
4831 MSFilter *f=get_dtmf_gen(lc);
4833 ms_filter_call_method_noarg (f, MS_DTMF_GEN_STOP);
4839 * Retrieves the user pointer that was given to linphone_core_new()
4841 * @ingroup initializing
4843 void *linphone_core_get_user_data(LinphoneCore *lc){
4849 * Associate a user pointer to the linphone core.
4851 * @ingroup initializing
4853 void linphone_core_set_user_data(LinphoneCore *lc, void *userdata){
4857 int linphone_core_get_mtu(const LinphoneCore *lc){
4858 return lc->net_conf.mtu;
4862 * Sets the maximum transmission unit size in bytes.
4863 * This information is useful for sending RTP packets.
4864 * Default value is 1500.
4866 * @ingroup media_parameters
4868 void linphone_core_set_mtu(LinphoneCore *lc, int mtu){
4869 lc->net_conf.mtu=mtu;
4872 ms_error("MTU too small !");
4876 ms_message("MTU is supposed to be %i, rtp payload max size will be %i",mtu, ms_get_payload_max_size());
4877 }else ms_set_mtu(0);//use mediastreamer2 default value
4880 void linphone_core_set_waiting_callback(LinphoneCore *lc, LinphoneWaitingCallback cb, void *user_context){
4882 lc->wait_ctx=user_context;
4885 void linphone_core_start_waiting(LinphoneCore *lc, const char *purpose){
4887 lc->wait_ctx=lc->wait_cb(lc,lc->wait_ctx,LinphoneWaitingStart,purpose,0);
4891 void linphone_core_update_progress(LinphoneCore *lc, const char *purpose, float progress){
4893 lc->wait_ctx=lc->wait_cb(lc,lc->wait_ctx,LinphoneWaitingProgress,purpose,progress);
4903 void linphone_core_stop_waiting(LinphoneCore *lc){
4905 lc->wait_ctx=lc->wait_cb(lc,lc->wait_ctx,LinphoneWaitingFinished,NULL,0);
4909 void linphone_core_set_rtp_transport_factories(LinphoneCore* lc, LinphoneRtpTransportFactories *factories){
4910 lc->rtptf=factories;
4914 * Retrieve RTP statistics regarding current call.
4915 * @param local RTP statistics computed locally.
4916 * @param remote RTP statistics computed by far end (obtained via RTCP feedback).
4918 * @note Remote RTP statistics is not implemented yet.
4920 * @returns 0 or -1 if no call is running.
4923 int linphone_core_get_current_call_stats(LinphoneCore *lc, rtp_stats_t *local, rtp_stats_t *remote){
4924 LinphoneCall *call=linphone_core_get_current_call (lc);
4926 if (call->audiostream!=NULL){
4927 memset(remote,0,sizeof(*remote));
4928 audio_stream_get_local_rtp_stats (call->audiostream,local);
4935 void net_config_uninit(LinphoneCore *lc)
4937 net_config_t *config=&lc->net_conf;
4939 if (config->stun_server!=NULL){
4940 ms_free(lc->net_conf.stun_server);
4942 if (config->nat_address!=NULL){
4943 lp_config_set_string(lc->config,"net","nat_address",config->nat_address);
4944 ms_free(lc->net_conf.nat_address);
4946 if (lc->net_conf.nat_address_ip !=NULL){
4947 ms_free(lc->net_conf.nat_address_ip);
4949 lp_config_set_int(lc->config,"net","mtu",config->mtu);
4953 void sip_config_uninit(LinphoneCore *lc)
4957 sip_config_t *config=&lc->sip_conf;
4959 lp_config_set_int(lc->config,"sip","guess_hostname",config->guess_hostname);
4960 lp_config_set_string(lc->config,"sip","contact",config->contact);
4961 lp_config_set_int(lc->config,"sip","inc_timeout",config->inc_timeout);
4962 lp_config_set_int(lc->config,"sip","in_call_timeout",config->in_call_timeout);
4963 lp_config_set_int(lc->config,"sip","use_info",config->use_info);
4964 lp_config_set_int(lc->config,"sip","use_rfc2833",config->use_rfc2833);
4965 lp_config_set_int(lc->config,"sip","use_ipv6",config->ipv6_enabled);
4966 lp_config_set_int(lc->config,"sip","register_only_when_network_is_up",config->register_only_when_network_is_up);
4971 for(elem=config->proxies,i=0;elem!=NULL;elem=ms_list_next(elem),i++){
4972 LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)(elem->data);
4973 linphone_proxy_config_edit(cfg); /* to unregister */
4977 sal_iterate(lc->sal);
4985 ms_list_for_each(config->proxies,(void (*)(void*)) linphone_proxy_config_destroy);
4986 ms_list_free(config->proxies);
4987 config->proxies=NULL;
4989 linphone_proxy_config_write_to_config_file(lc->config,NULL,i); /*mark the end */
4991 ms_list_for_each(lc->auth_info,(void (*)(void*))linphone_auth_info_destroy);
4992 ms_list_free(lc->auth_info);
4995 sal_uninit(lc->sal);
4998 if (lc->sip_conf.guessed_contact)
4999 ms_free(lc->sip_conf.guessed_contact);
5000 if (config->contact)
5001 ms_free(config->contact);
5005 void rtp_config_uninit(LinphoneCore *lc)
5007 rtp_config_t *config=&lc->rtp_conf;
5008 if (config->audio_rtp_min_port == config->audio_rtp_max_port) {
5009 lp_config_set_int(lc->config, "rtp", "audio_rtp_port", config->audio_rtp_min_port);
5011 lp_config_set_range(lc->config, "rtp", "audio_rtp_port", config->audio_rtp_min_port, config->audio_rtp_max_port);
5013 if (config->video_rtp_min_port == config->video_rtp_max_port) {
5014 lp_config_set_int(lc->config, "rtp", "video_rtp_port", config->video_rtp_min_port);
5016 lp_config_set_range(lc->config, "rtp", "video_rtp_port", config->video_rtp_min_port, config->video_rtp_max_port);
5018 lp_config_set_int(lc->config,"rtp","audio_jitt_comp",config->audio_jitt_comp);
5019 lp_config_set_int(lc->config,"rtp","video_jitt_comp",config->video_jitt_comp);
5020 lp_config_set_int(lc->config,"rtp","nortp_timeout",config->nortp_timeout);
5021 lp_config_set_int(lc->config,"rtp","audio_adaptive_jitt_comp_enabled",config->audio_adaptive_jitt_comp_enabled);
5022 lp_config_set_int(lc->config,"rtp","video_adaptive_jitt_comp_enabled",config->video_adaptive_jitt_comp_enabled);
5025 static void sound_config_uninit(LinphoneCore *lc)
5027 sound_config_t *config=&lc->sound_conf;
5028 ms_free(config->cards);
5030 lp_config_set_string(lc->config,"sound","remote_ring",config->remote_ring);
5031 lp_config_set_float(lc->config,"sound","playback_gain_db",config->soft_play_lev);
5032 lp_config_set_float(lc->config,"sound","mic_gain_db",config->soft_mic_lev);
5034 if (config->local_ring) ms_free(config->local_ring);
5035 if (config->remote_ring) ms_free(config->remote_ring);
5036 ms_snd_card_manager_destroy();
5039 static void video_config_uninit(LinphoneCore *lc)
5041 lp_config_set_string(lc->config,"video","size",video_size_get_name(linphone_core_get_preferred_video_size(lc)));
5042 lp_config_set_int(lc->config,"video","display",lc->video_conf.display);
5043 lp_config_set_int(lc->config,"video","capture",lc->video_conf.capture);
5044 if (lc->video_conf.cams)
5045 ms_free(lc->video_conf.cams);
5048 void _linphone_core_codec_config_write(LinphoneCore *lc){
5049 if (linphone_core_ready(lc)){
5051 codecs_config_t *config=&lc->codecs_conf;
5056 for(node=config->audio_codecs;node!=NULL;node=ms_list_next(node)){
5057 pt=(PayloadType*)(node->data);
5058 sprintf(key,"audio_codec_%i",index);
5059 lp_config_set_string(lc->config,key,"mime",pt->mime_type);
5060 lp_config_set_int(lc->config,key,"rate",pt->clock_rate);
5061 lp_config_set_int(lc->config,key,"channels",pt->channels);
5062 lp_config_set_int(lc->config,key,"enabled",linphone_core_payload_type_enabled(lc,pt));
5065 sprintf(key,"audio_codec_%i",index);
5066 lp_config_clean_section (lc->config,key);
5069 for(node=config->video_codecs;node!=NULL;node=ms_list_next(node)){
5070 pt=(PayloadType*)(node->data);
5071 sprintf(key,"video_codec_%i",index);
5072 lp_config_set_string(lc->config,key,"mime",pt->mime_type);
5073 lp_config_set_int(lc->config,key,"rate",pt->clock_rate);
5074 lp_config_set_int(lc->config,key,"enabled",linphone_core_payload_type_enabled(lc,pt));
5075 lp_config_set_string(lc->config,key,"recv_fmtp",pt->recv_fmtp);
5078 sprintf(key,"video_codec_%i",index);
5079 lp_config_clean_section (lc->config,key);
5083 static void codecs_config_uninit(LinphoneCore *lc)
5085 _linphone_core_codec_config_write(lc);
5086 ms_list_free(lc->codecs_conf.audio_codecs);
5087 ms_list_free(lc->codecs_conf.video_codecs);
5090 void ui_config_uninit(LinphoneCore* lc)
5093 ms_list_for_each(lc->friends,(void (*)(void *))linphone_friend_destroy);
5094 ms_list_free(lc->friends);
5100 * Returns the LpConfig object used to manage the storage (config) file.
5103 * The application can use the LpConfig object to insert its own private
5104 * sections and pairs of key=value in the configuration file.
5107 LpConfig *linphone_core_get_config(LinphoneCore *lc){
5111 static void linphone_core_uninit(LinphoneCore *lc)
5113 linphone_core_free_hooks(lc);
5116 LinphoneCall *the_call = lc->calls->data;
5117 linphone_core_terminate_call(lc,the_call);
5118 linphone_core_iterate(lc);
5127 linphone_upnp_context_destroy(lc->upnp);
5132 ms_list_for_each(lc->friends,(void (*)(void *))linphone_friend_close_subscriptions);
5133 linphone_core_set_state(lc,LinphoneGlobalShutdown,"Shutting down");
5134 #ifdef VIDEO_ENABLED
5135 if (lc->previewstream!=NULL){
5136 video_preview_stop(lc->previewstream);
5137 lc->previewstream=NULL;
5140 ms_event_queue_destroy(lc->msevq);
5142 /* save all config */
5143 net_config_uninit(lc);
5144 rtp_config_uninit(lc);
5145 if (lc->ringstream) ring_stop(lc->ringstream);
5146 sound_config_uninit(lc);
5147 video_config_uninit(lc);
5148 codecs_config_uninit(lc);
5149 ui_config_uninit(lc);
5150 sip_config_uninit(lc);
5151 if (lp_config_needs_commit(lc->config)) lp_config_sync(lc->config);
5152 lp_config_destroy(lc->config);
5153 lc->config = NULL; /* Mark the config as NULL to block further calls */
5154 sip_setup_unregister_all();
5156 ms_list_for_each(lc->call_logs,(void (*)(void*))linphone_call_log_destroy);
5157 lc->call_logs=ms_list_free(lc->call_logs);
5159 ms_list_for_each(lc->last_recv_msg_ids,ms_free);
5160 lc->last_recv_msg_ids=ms_list_free(lc->last_recv_msg_ids);
5162 linphone_core_free_payload_types(lc);
5164 linphone_core_set_state(lc,LinphoneGlobalOff,"Off");
5165 #ifdef TUNNEL_ENABLED
5166 if (lc->tunnel) linphone_tunnel_destroy(lc->tunnel);
5170 static void set_network_reachable(LinphoneCore* lc,bool_t isReachable, time_t curtime){
5171 ms_message("Network state is now [%s]",isReachable?"UP":"DOWN");
5172 // second get the list of available proxies
5173 const MSList *elem=linphone_core_get_proxy_config_list(lc);
5174 for(;elem!=NULL;elem=elem->next){
5175 LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)elem->data;
5176 if (linphone_proxy_config_register_enabled(cfg) ) {
5178 linphone_proxy_config_set_state(cfg, LinphoneRegistrationNone,"Registration impossible (network down)");
5184 lc->netup_time=curtime;
5185 lc->network_reachable=isReachable;
5187 sal_reset_transports(lc->sal);
5191 void linphone_core_refresh_registers(LinphoneCore* lc) {
5193 if (!lc->network_reachable) {
5194 ms_warning("Refresh register operation not available (network unreachable)");
5197 elem=linphone_core_get_proxy_config_list(lc);
5198 for(;elem!=NULL;elem=elem->next){
5199 LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)elem->data;
5200 if (linphone_proxy_config_register_enabled(cfg) && linphone_proxy_config_get_expires(cfg)>0) {
5201 linphone_proxy_config_refresh_register(cfg);
5206 void __linphone_core_invalidate_registers(LinphoneCore* lc){
5207 const MSList *elem=linphone_core_get_proxy_config_list(lc);
5208 for(;elem!=NULL;elem=elem->next){
5209 LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)elem->data;
5210 if (linphone_proxy_config_register_enabled(cfg)) {
5211 linphone_proxy_config_edit(cfg);
5212 linphone_proxy_config_done(cfg);
5217 void linphone_core_set_network_reachable(LinphoneCore* lc,bool_t isReachable) {
5218 //first disable automatic mode
5219 if (lc->auto_net_state_mon) {
5220 ms_message("Disabling automatic network state monitoring");
5221 lc->auto_net_state_mon=FALSE;
5223 set_network_reachable(lc,isReachable, ms_time(NULL));
5226 bool_t linphone_core_is_network_reachable(LinphoneCore* lc) {
5227 return lc->network_reachable;
5229 ortp_socket_t linphone_core_get_sip_socket(LinphoneCore *lc){
5230 return sal_get_socket(lc->sal);
5233 * Destroys a LinphoneCore
5235 * @ingroup initializing
5237 void linphone_core_destroy(LinphoneCore *lc){
5238 linphone_core_uninit(lc);
5242 * Get the number of Call
5244 * @ingroup call_control
5246 int linphone_core_get_calls_nb(const LinphoneCore *lc){
5247 return ms_list_size(lc->calls);;
5251 * Check if we do not have exceed the number of simultaneous call
5253 * @ingroup call_control
5255 bool_t linphone_core_can_we_add_call(LinphoneCore *lc)
5257 if(linphone_core_get_calls_nb(lc) < lc->max_calls)
5259 ms_message("Maximum amount of simultaneous calls reached !");
5264 int linphone_core_add_call( LinphoneCore *lc, LinphoneCall *call)
5266 if(linphone_core_can_we_add_call(lc))
5268 lc->calls = ms_list_append(lc->calls,call);
5274 int linphone_core_del_call( LinphoneCore *lc, LinphoneCall *call)
5277 MSList *the_calls = lc->calls;
5279 it=ms_list_find(the_calls,call);
5282 the_calls = ms_list_remove_link(the_calls,it);
5286 ms_warning("could not find the call into the list\n");
5289 lc->calls = the_calls;
5294 * Specifiies a ring back tone to be played to far end during incoming calls.
5296 void linphone_core_set_remote_ringback_tone(LinphoneCore *lc, const char *file){
5297 if (lc->sound_conf.ringback_tone){
5298 ms_free(lc->sound_conf.ringback_tone);
5299 lc->sound_conf.ringback_tone=NULL;
5302 lc->sound_conf.ringback_tone=ms_strdup(file);
5306 * Returns the ring back tone played to far end during incoming calls.
5308 const char *linphone_core_get_remote_ringback_tone(const LinphoneCore *lc){
5309 return lc->sound_conf.ringback_tone;
5312 static PayloadType* find_payload_type_from_list(const char* type, int rate, int channels, const MSList* from) {
5314 for(elem=from;elem!=NULL;elem=elem->next){
5315 PayloadType *pt=(PayloadType*)elem->data;
5316 if ((strcasecmp((char*)type, payload_type_get_mime(pt)) == 0)
5317 && (rate == LINPHONE_FIND_PAYLOAD_IGNORE_RATE || rate==pt->clock_rate)
5318 && (channels == LINPHONE_FIND_PAYLOAD_IGNORE_CHANNELS || channels==pt->channels)) {
5326 PayloadType* linphone_core_find_payload_type(LinphoneCore* lc, const char* type, int rate, int channels) {
5327 PayloadType* result = find_payload_type_from_list(type, rate, channels, linphone_core_get_audio_codecs(lc));
5331 result = find_payload_type_from_list(type, rate, 0, linphone_core_get_video_codecs(lc));
5340 const char *linphone_global_state_to_string(LinphoneGlobalState gs){
5342 case LinphoneGlobalOff:
5343 return "LinphoneGlobalOff";
5345 case LinphoneGlobalOn:
5346 return "LinphoneGlobalOn";
5348 case LinphoneGlobalStartup:
5349 return "LinphoneGlobalStartup";
5351 case LinphoneGlobalShutdown:
5352 return "LinphoneGlobalShutdown";
5358 LinphoneGlobalState linphone_core_get_global_state(const LinphoneCore *lc){
5362 LinphoneCallParams *linphone_core_create_default_call_parameters(LinphoneCore *lc){
5363 LinphoneCallParams *p=ms_new0(LinphoneCallParams,1);
5364 linphone_core_init_default_params(lc, p);
5368 const char *linphone_reason_to_string(LinphoneReason err){
5370 case LinphoneReasonNone:
5372 case LinphoneReasonNoResponse:
5373 return "No response";
5374 case LinphoneReasonBadCredentials:
5375 return "Bad credentials";
5376 case LinphoneReasonDeclined:
5377 return "Call declined";
5378 case LinphoneReasonNotFound:
5379 return "User not found";
5380 case LinphoneReasonNotAnswered:
5381 return "Not answered";
5382 case LinphoneReasonBusy:
5385 return "unknown error";
5388 const char *linphone_error_to_string(LinphoneReason err){
5389 return linphone_reason_to_string(err);
5392 * Enables signaling keep alive
5394 void linphone_core_enable_keep_alive(LinphoneCore* lc,bool_t enable) {
5396 sal_use_tcp_tls_keepalive(lc->sal,lc->sip_conf.tcp_tls_keepalive);
5397 sal_set_keepalive_period(lc->sal,lc->sip_conf.keepalive_period);
5399 sal_set_keepalive_period(lc->sal,0);
5403 * Is signaling keep alive enabled
5405 bool_t linphone_core_keep_alive_enabled(LinphoneCore* lc) {
5406 return sal_get_keepalive_period(lc->sal) > 0;
5409 void linphone_core_start_dtmf_stream(LinphoneCore* lc) {
5410 get_dtmf_gen(lc); /*make sure ring stream is started*/
5411 lc->ringstream_autorelease=FALSE; /*disable autorelease mode*/
5414 void linphone_core_stop_dtmf_stream(LinphoneCore* lc) {
5415 if (lc->ringstream && lc->dmfs_playing_start_time!=0) {
5416 ring_stop(lc->ringstream);
5417 lc->ringstream=NULL;
5421 int linphone_core_get_max_calls(LinphoneCore *lc) {
5422 return lc->max_calls;
5424 void linphone_core_set_max_calls(LinphoneCore *lc, int max) {
5428 typedef struct Hook{
5429 LinphoneCoreIterateHook fun;
5433 static Hook *hook_new(LinphoneCoreIterateHook hook, void *hook_data){
5434 Hook *h=ms_new(Hook,1);
5440 static void hook_invoke(Hook *h){
5444 void linphone_core_add_iterate_hook(LinphoneCore *lc, LinphoneCoreIterateHook hook, void *hook_data){
5445 lc->hooks=ms_list_append(lc->hooks,hook_new(hook,hook_data));
5448 static void linphone_core_run_hooks(LinphoneCore *lc){
5449 ms_list_for_each(lc->hooks,(void (*)(void*))hook_invoke);
5452 static void linphone_core_free_hooks(LinphoneCore *lc){
5453 ms_list_for_each(lc->hooks,(void (*)(void*))ms_free);
5454 ms_list_free(lc->hooks);
5458 void linphone_core_remove_iterate_hook(LinphoneCore *lc, LinphoneCoreIterateHook hook, void *hook_data){
5460 for(elem=lc->hooks;elem!=NULL;elem=elem->next){
5461 Hook *h=(Hook*)elem->data;
5462 if (h->fun==hook && h->data==hook_data){
5463 ms_list_remove_link(lc->hooks,elem);
5468 ms_error("linphone_core_remove_iterate_hook(): No such hook found.");
5471 void linphone_core_set_zrtp_secrets_file(LinphoneCore *lc, const char* file){
5472 if (lc->zrtp_secrets_cache != NULL) {
5473 ms_free(lc->zrtp_secrets_cache);
5475 lc->zrtp_secrets_cache=file ? ms_strdup(file) : NULL;
5478 const char *linphone_core_get_zrtp_secrets_file(LinphoneCore *lc){
5479 return lc->zrtp_secrets_cache;
5482 const LinphoneCall* linphone_core_find_call_from_uri(LinphoneCore *lc, const char *uri) {
5483 if (uri == NULL) return NULL;
5484 MSList *calls=lc->calls;
5486 const LinphoneCall *c=(LinphoneCall*)calls->data;
5488 const LinphoneAddress *address = linphone_call_get_remote_address(c);
5489 char *current_uri=linphone_address_as_string_uri_only(address);
5490 if (strcmp(uri,current_uri)==0) {
5491 ms_free(current_uri);
5494 ms_free(current_uri);
5502 * Check if a call will need the sound resources.
5504 * @ingroup call_control
5505 * @param lc The LinphoneCore
5507 bool_t linphone_core_sound_resources_locked(LinphoneCore *lc){
5508 MSList *calls=lc->calls;
5510 LinphoneCall *c=(LinphoneCall*)calls->data;
5513 case LinphoneCallOutgoingInit:
5514 case LinphoneCallOutgoingProgress:
5515 case LinphoneCallOutgoingRinging:
5516 case LinphoneCallOutgoingEarlyMedia:
5517 case LinphoneCallConnected:
5518 case LinphoneCallRefered:
5519 case LinphoneCallIncomingEarlyMedia:
5520 case LinphoneCallUpdating:
5529 void linphone_core_set_srtp_enabled(LinphoneCore *lc, bool_t enabled) {
5530 lp_config_set_int(lc->config,"sip","srtp",(int)enabled);
5534 * Returns whether a media encryption scheme is supported by the LinphoneCore engine
5536 bool_t linphone_core_media_encryption_supported(const LinphoneCore *lc, LinphoneMediaEncryption menc){
5538 case LinphoneMediaEncryptionSRTP:
5539 return ortp_srtp_supported();
5540 case LinphoneMediaEncryptionZRTP:
5541 return ortp_zrtp_available();
5542 case LinphoneMediaEncryptionNone:
5548 int linphone_core_set_media_encryption(LinphoneCore *lc, enum LinphoneMediaEncryption menc) {
5549 const char *type="none";
5551 if (menc == LinphoneMediaEncryptionSRTP){
5552 if (!ortp_srtp_supported()){
5553 ms_warning("SRTP not supported by library.");
5557 }else if (menc == LinphoneMediaEncryptionZRTP){
5558 if (!ortp_zrtp_available()){
5559 ms_warning("ZRTP not supported by library.");
5564 lp_config_set_string(lc->config,"sip","media_encryption",type);
5568 LinphoneMediaEncryption linphone_core_get_media_encryption(LinphoneCore *lc) {
5569 const char* menc = lp_config_get_string(lc->config, "sip", "media_encryption", NULL);
5572 return LinphoneMediaEncryptionNone;
5573 else if (strcmp(menc, "srtp")==0)
5574 return LinphoneMediaEncryptionSRTP;
5575 else if (strcmp(menc, "zrtp")==0)
5576 return LinphoneMediaEncryptionZRTP;
5578 return LinphoneMediaEncryptionNone;
5581 bool_t linphone_core_is_media_encryption_mandatory(LinphoneCore *lc) {
5582 return (bool_t)lp_config_get_int(lc->config, "sip", "media_encryption_mandatory", 0);
5585 void linphone_core_set_media_encryption_mandatory(LinphoneCore *lc, bool_t m) {
5586 lp_config_set_int(lc->config, "sip", "media_encryption_mandatory", (int)m);
5589 void linphone_core_init_default_params(LinphoneCore*lc, LinphoneCallParams *params) {
5590 params->has_video=linphone_core_video_enabled(lc) && lc->video_policy.automatically_initiate;
5591 params->media_encryption=linphone_core_get_media_encryption(lc);
5592 params->in_conference=FALSE;
5595 void linphone_core_set_device_identifier(LinphoneCore *lc,const char* device_id) {
5596 if (lc->device_id) ms_free(lc->device_id);
5597 lc->device_id=ms_strdup(device_id);
5599 const char* linphone_core_get_device_identifier(const LinphoneCore *lc) {
5600 return lc->device_id;
5604 * Set the DSCP field for SIP signaling channel.
5606 * @ingroup network_parameters
5607 * * The DSCP defines the quality of service in IP packets.
5610 void linphone_core_set_sip_dscp(LinphoneCore *lc, int dscp){
5611 sal_set_dscp(lc->sal,dscp);
5612 if (linphone_core_ready(lc)){
5613 lp_config_set_int_hex(lc->config,"sip","dscp",dscp);
5614 apply_transports(lc);
5619 * Get the DSCP field for SIP signaling channel.
5621 * @ingroup network_parameters
5622 * * The DSCP defines the quality of service in IP packets.
5625 int linphone_core_get_sip_dscp(const LinphoneCore *lc){
5626 return lp_config_get_int(lc->config,"sip","dscp",0x1a);
5630 * Set the DSCP field for outgoing audio streams.
5632 * @ingroup network_parameters
5633 * The DSCP defines the quality of service in IP packets.
5636 void linphone_core_set_audio_dscp(LinphoneCore *lc, int dscp){
5637 if (linphone_core_ready(lc))
5638 lp_config_set_int_hex(lc->config,"rtp","audio_dscp",dscp);
5642 * Get the DSCP field for outgoing audio streams.
5644 * @ingroup network_parameters
5645 * The DSCP defines the quality of service in IP packets.
5648 int linphone_core_get_audio_dscp(const LinphoneCore *lc){
5649 return lp_config_get_int(lc->config,"rtp","audio_dscp",0x2e);
5653 * Set the DSCP field for outgoing video streams.
5655 * @ingroup network_parameters
5656 * The DSCP defines the quality of service in IP packets.
5659 void linphone_core_set_video_dscp(LinphoneCore *lc, int dscp){
5660 if (linphone_core_ready(lc))
5661 lp_config_set_int_hex(lc->config,"rtp","video_dscp",dscp);
5666 * Get the DSCP field for outgoing video streams.
5668 * @ingroup network_parameters
5669 * The DSCP defines the quality of service in IP packets.
5672 int linphone_core_get_video_dscp(const LinphoneCore *lc){
5673 return lp_config_get_int(lc->config,"rtp","video_dscp",0x2e);