/* linphone Copyright (C) 2000 Simon MORLAT (simon.morlat@linphone.org) This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #define _GNU_SOURCE #include "linphonecore.h" #include "sipsetup.h" #include "lpconfig.h" #include "private.h" #include #include #include #include "mediastreamer2/mediastream.h" #include "mediastreamer2/mseventqueue.h" #include "mediastreamer2/msvolume.h" #include "mediastreamer2/msequalizer.h" #include "mediastreamer2/dtmfgen.h" #ifdef INET6 #ifndef WIN32 #include #endif #endif #ifdef HAVE_CONFIG_H #include "config.h" #include "liblinphone_gitversion.h" #else #ifndef LIBLINPHONE_GIT_VERSION #define LIBLINPHONE_GIT_VERSION "unknown" #endif #endif /*#define UNSTANDART_GSM_11K 1*/ #define ROOT_CA_FILE PACKAGE_DATA_DIR "/linphone/rootca.pem" static const char *liblinphone_version= #ifdef LIBLINPHONE_GIT_VERSION LIBLINPHONE_GIT_VERSION #else LIBLINPHONE_VERSION #endif ; static void set_network_reachable(LinphoneCore* lc,bool_t isReachable, time_t curtime); static void linphone_core_run_hooks(LinphoneCore *lc); static void linphone_core_free_hooks(LinphoneCore *lc); #include "enum.h" const char *linphone_core_get_nat_address_resolved(LinphoneCore *lc); static void toggle_video_preview(LinphoneCore *lc, bool_t val); /* relative path where is stored local ring*/ #define LOCAL_RING "rings/oldphone.wav" /* same for remote ring (ringback)*/ #define REMOTE_RING "ringback.wav" #define HOLD_MUSIC "rings/toy-mono.wav" extern SalCallbacks linphone_sal_callbacks; void lc_callback_obj_init(LCCallbackObj *obj,LinphoneCoreCbFunc func,void* ud) { obj->_func=func; obj->_user_data=ud; } int lc_callback_obj_invoke(LCCallbackObj *obj, LinphoneCore *lc){ if (obj->_func!=NULL) obj->_func(lc,obj->_user_data); return 0; } /*prevent a gcc bug with %c*/ static size_t my_strftime(char *s, size_t max, const char *fmt, const struct tm *tm){ return strftime(s, max, fmt, tm); } static void set_call_log_date(LinphoneCallLog *cl, time_t start_time){ struct tm loctime; #ifdef WIN32 #if !defined(_WIN32_WCE) loctime=*localtime(&start_time); /*FIXME*/ #endif /*_WIN32_WCE*/ #else localtime_r(&start_time,&loctime); #endif my_strftime(cl->start_date,sizeof(cl->start_date),"%c",&loctime); } LinphoneCallLog * linphone_call_log_new(LinphoneCall *call, LinphoneAddress *from, LinphoneAddress *to){ LinphoneCallLog *cl=ms_new0(LinphoneCallLog,1); cl->dir=call->dir; cl->start_date_time=call->start_time; set_call_log_date(cl,cl->start_date_time); cl->from=from; cl->to=to; cl->status=LinphoneCallAborted; /*default status*/ cl->quality=-1; return cl; } void call_logs_write_to_config_file(LinphoneCore *lc){ MSList *elem; char logsection[32]; int i; char *tmp; LpConfig *cfg=lc->config; if (linphone_core_get_global_state (lc)==LinphoneGlobalStartup) return; for(i=0,elem=lc->call_logs;elem!=NULL;elem=elem->next,++i){ LinphoneCallLog *cl=(LinphoneCallLog*)elem->data; snprintf(logsection,sizeof(logsection),"call_log_%i",i); lp_config_clean_section(cfg,logsection); lp_config_set_int(cfg,logsection,"dir",cl->dir); lp_config_set_int(cfg,logsection,"status",cl->status); tmp=linphone_address_as_string(cl->from); lp_config_set_string(cfg,logsection,"from",tmp); ms_free(tmp); tmp=linphone_address_as_string(cl->to); lp_config_set_string(cfg,logsection,"to",tmp); ms_free(tmp); if (cl->start_date_time) lp_config_set_int64(cfg,logsection,"start_date_time",(int64_t)cl->start_date_time); else lp_config_set_string(cfg,logsection,"start_date",cl->start_date); lp_config_set_int(cfg,logsection,"duration",cl->duration); if (cl->refkey) lp_config_set_string(cfg,logsection,"refkey",cl->refkey); lp_config_set_float(cfg,logsection,"quality",cl->quality); lp_config_set_int(cfg,logsection,"video_enabled", cl->video_enabled); lp_config_set_string(cfg,logsection,"call_id",cl->call_id); } for(;imax_call_logs;++i){ snprintf(logsection,sizeof(logsection),"call_log_%i",i); lp_config_clean_section(cfg,logsection); } } static time_t string_to_time(const char *date){ #ifndef WIN32 struct tm tmtime={0}; strptime(date,"%c",&tmtime); return mktime(&tmtime); #else return 0; #endif } static void call_logs_read_from_config_file(LinphoneCore *lc){ char logsection[32]; int i; const char *tmp; uint64_t sec; LpConfig *cfg=lc->config; for(i=0;;++i){ snprintf(logsection,sizeof(logsection),"call_log_%i",i); if (lp_config_has_section(cfg,logsection)){ LinphoneCallLog *cl=ms_new0(LinphoneCallLog,1); cl->dir=lp_config_get_int(cfg,logsection,"dir",0); cl->status=lp_config_get_int(cfg,logsection,"status",0); tmp=lp_config_get_string(cfg,logsection,"from",NULL); if (tmp) cl->from=linphone_address_new(tmp); tmp=lp_config_get_string(cfg,logsection,"to",NULL); if (tmp) cl->to=linphone_address_new(tmp); sec=lp_config_get_int64(cfg,logsection,"start_date_time",0); if (sec) { /*new call log format with date expressed in seconds */ cl->start_date_time=(time_t)sec; set_call_log_date(cl,cl->start_date_time); }else{ tmp=lp_config_get_string(cfg,logsection,"start_date",NULL); if (tmp) { strncpy(cl->start_date,tmp,sizeof(cl->start_date)); cl->start_date_time=string_to_time(cl->start_date); } } cl->duration=lp_config_get_int(cfg,logsection,"duration",0); tmp=lp_config_get_string(cfg,logsection,"refkey",NULL); if (tmp) cl->refkey=ms_strdup(tmp); cl->quality=lp_config_get_float(cfg,logsection,"quality",-1); cl->video_enabled=lp_config_get_int(cfg,logsection,"video_enabled",0); tmp=lp_config_get_string(cfg,logsection,"call_id",NULL); if (tmp) cl->call_id=ms_strdup(tmp); lc->call_logs=ms_list_append(lc->call_logs,cl); }else break; } } /** * @addtogroup call_logs * @{ **/ /** * Returns a human readable string describing the call. * * @note: the returned char* must be freed by the application (use ms_free()). **/ char * linphone_call_log_to_str(LinphoneCallLog *cl){ char *status; char *tmp; char *from=linphone_address_as_string (cl->from); char *to=linphone_address_as_string (cl->to); switch(cl->status){ case LinphoneCallAborted: status=_("aborted"); break; case LinphoneCallSuccess: status=_("completed"); break; case LinphoneCallMissed: status=_("missed"); break; default: status="unknown"; } tmp=ortp_strdup_printf(_("%s at %s\nFrom: %s\nTo: %s\nStatus: %s\nDuration: %i mn %i sec\n"), (cl->dir==LinphoneCallIncoming) ? _("Incoming call") : _("Outgoing call"), cl->start_date, from, to, status, cl->duration/60, cl->duration%60); ms_free(from); ms_free(to); return tmp; } /** * Returns RTP statistics computed locally regarding the call. * **/ const rtp_stats_t *linphone_call_log_get_local_stats(const LinphoneCallLog *cl){ return &cl->local_stats; } /** * Returns RTP statistics computed by remote end and sent back via RTCP. * * @note Not implemented yet. **/ const rtp_stats_t *linphone_call_log_get_remote_stats(const LinphoneCallLog *cl){ return &cl->remote_stats; } const char *linphone_call_log_get_call_id(const LinphoneCallLog *cl){ return cl->call_id; } /** * Assign a user pointer to the call log. **/ void linphone_call_log_set_user_pointer(LinphoneCallLog *cl, void *up){ cl->user_pointer=up; } /** * Returns the user pointer associated with the call log. **/ void *linphone_call_log_get_user_pointer(const LinphoneCallLog *cl){ return cl->user_pointer; } /** * Associate a persistent reference key to the call log. * * The reference key can be for example an id to an external database. * It is stored in the config file, thus can survive to process exits/restarts. * **/ void linphone_call_log_set_ref_key(LinphoneCallLog *cl, const char *refkey){ if (cl->refkey!=NULL){ ms_free(cl->refkey); cl->refkey=NULL; } if (refkey) cl->refkey=ms_strdup(refkey); } /** * Get the persistent reference key associated to the call log. * * The reference key can be for example an id to an external database. * It is stored in the config file, thus can survive to process exits/restarts. * **/ const char *linphone_call_log_get_ref_key(const LinphoneCallLog *cl){ return cl->refkey; } /** * Returns origin (ie from) address of the call. **/ LinphoneAddress *linphone_call_log_get_from(LinphoneCallLog *cl){ return cl->from; } /** * Returns destination address (ie to) of the call. **/ LinphoneAddress *linphone_call_log_get_to(LinphoneCallLog *cl){ return cl->to; } /** * Returns remote address (that is from or to depending on call direction). **/ LinphoneAddress *linphone_call_log_get_remote_address(LinphoneCallLog *cl){ return (cl->dir == LinphoneCallIncoming) ? cl->from : cl->to; } /** * Returns the direction of the call. **/ LinphoneCallDir linphone_call_log_get_dir(LinphoneCallLog *cl){ return cl->dir; } /** * Returns the status of the call. **/ LinphoneCallStatus linphone_call_log_get_status(LinphoneCallLog *cl){ return cl->status; } /** * Returns the start date of the call, expressed as a POSIX time_t. **/ time_t linphone_call_log_get_start_date(LinphoneCallLog *cl){ return cl->start_date_time; } /** * Returns duration of the call. **/ int linphone_call_log_get_duration(LinphoneCallLog *cl){ return cl->duration; } /** * Returns overall quality indication of the call. **/ float linphone_call_log_get_quality(LinphoneCallLog *cl){ return cl->quality; } /** * return true if video was enabled at the end of the call */ LinphoneCallStatus linphone_call_log_video_enabled(LinphoneCallLog *cl) { return cl->video_enabled; } /** @} */ void linphone_call_log_destroy(LinphoneCallLog *cl){ if (cl->from!=NULL) linphone_address_destroy(cl->from); if (cl->to!=NULL) linphone_address_destroy(cl->to); if (cl->refkey!=NULL) ms_free(cl->refkey); if (cl->call_id) ms_free(cl->call_id); ms_free(cl); } /** * Returns TRUE if the LinphoneCall asked to autoanswer * **/ bool_t linphone_call_asked_to_autoanswer(LinphoneCall *call){ //return TRUE if the unique(for the moment) incoming call asked to be autoanswered if(call) return sal_call_autoanswer_asked(call->op); else return FALSE; } int linphone_core_get_current_call_duration(const LinphoneCore *lc){ LinphoneCall *call=linphone_core_get_current_call((LinphoneCore *)lc); if (call) return linphone_call_get_duration(call); return -1; } const LinphoneAddress *linphone_core_get_current_call_remote_address(struct _LinphoneCore *lc){ LinphoneCall *call=linphone_core_get_current_call(lc); if (call==NULL) return NULL; return linphone_call_get_remote_address(call); } void linphone_core_set_log_handler(OrtpLogFunc logfunc) { ortp_set_log_handler(logfunc); } void linphone_core_set_log_file(FILE *file) { if (file == NULL) file = stdout; ortp_set_log_file(file); } void linphone_core_set_log_level(OrtpLogLevel loglevel) { ortp_set_log_level_mask(loglevel); } /** * Enable logs in supplied FILE*. * * @ingroup misc * @deprecated Use #linphone_core_set_log_file and #linphone_core_set_log_level instead. * * @param file a C FILE* where to fprintf logs. If null stdout is used. * **/ void linphone_core_enable_logs(FILE *file){ if (file==NULL) file=stdout; ortp_set_log_file(file); ortp_set_log_level_mask(ORTP_MESSAGE|ORTP_WARNING|ORTP_ERROR|ORTP_FATAL); } /** * Enable logs through the user's supplied log callback. * * @ingroup misc * @deprecated Use #linphone_core_set_log_handler and #linphone_core_set_log_level instead. * * @param logfunc The address of a OrtpLogFunc callback whose protoype is * typedef void (*OrtpLogFunc)(OrtpLogLevel lev, const char *fmt, va_list args); * **/ void linphone_core_enable_logs_with_cb(OrtpLogFunc logfunc){ ortp_set_log_level_mask(ORTP_MESSAGE|ORTP_WARNING|ORTP_ERROR|ORTP_FATAL); ortp_set_log_handler(logfunc); } /** * Entirely disable logging. * * @ingroup misc * @deprecated Use #linphone_core_set_log_level instead. **/ void linphone_core_disable_logs(){ ortp_set_log_level_mask(ORTP_ERROR|ORTP_FATAL); } static void net_config_read (LinphoneCore *lc) { int tmp; const char *tmpstr; LpConfig *config=lc->config; lc->net_conf.nat_address_ip = NULL; tmp=lp_config_get_int(config,"net","download_bw",0); linphone_core_set_download_bandwidth(lc,tmp); tmp=lp_config_get_int(config,"net","upload_bw",0); linphone_core_set_upload_bandwidth(lc,tmp); linphone_core_set_stun_server(lc,lp_config_get_string(config,"net","stun_server",NULL)); tmpstr=lp_config_get_string(lc->config,"net","nat_address",NULL); if (tmpstr!=NULL && (strlen(tmpstr)<1)) tmpstr=NULL; linphone_core_set_nat_address(lc,tmpstr); tmp=lp_config_get_int(lc->config,"net","firewall_policy",0); linphone_core_set_firewall_policy(lc,tmp); tmp=lp_config_get_int(lc->config,"net","nat_sdp_only",0); lc->net_conf.nat_sdp_only=tmp; tmp=lp_config_get_int(lc->config,"net","mtu",1300); linphone_core_set_mtu(lc,tmp); tmp=lp_config_get_int(lc->config,"net","download_ptime",0); linphone_core_set_download_ptime(lc,tmp); } static void build_sound_devices_table(LinphoneCore *lc){ const char **devices; const char **old; int ndev; int i; const MSList *elem=ms_snd_card_manager_get_list(ms_snd_card_manager_get()); ndev=ms_list_size(elem); devices=ms_malloc((ndev+1)*sizeof(const char *)); for (i=0;elem!=NULL;elem=elem->next,i++){ devices[i]=ms_snd_card_get_string_id((MSSndCard *)elem->data); } devices[ndev]=NULL; old=lc->sound_conf.cards; lc->sound_conf.cards=devices; if (old!=NULL) ms_free(old); } static void sound_config_read(LinphoneCore *lc) { int tmp; const char *tmpbuf; const char *devid; #ifdef __linux /*alsadev let the user use custom alsa device within linphone*/ devid=lp_config_get_string(lc->config,"sound","alsadev",NULL); if (devid){ MSSndCard *card=ms_alsa_card_new_custom(devid,devid); ms_snd_card_manager_add_card(ms_snd_card_manager_get(),card); } tmp=lp_config_get_int(lc->config,"sound","alsa_forced_rate",-1); if (tmp>0) ms_alsa_card_set_forced_sample_rate(tmp); #endif /* retrieve all sound devices */ build_sound_devices_table(lc); devid=lp_config_get_string(lc->config,"sound","playback_dev_id",NULL); linphone_core_set_playback_device(lc,devid); devid=lp_config_get_string(lc->config,"sound","ringer_dev_id",NULL); linphone_core_set_ringer_device(lc,devid); devid=lp_config_get_string(lc->config,"sound","capture_dev_id",NULL); linphone_core_set_capture_device(lc,devid); /* tmp=lp_config_get_int(lc->config,"sound","play_lev",80); linphone_core_set_play_level(lc,tmp); tmp=lp_config_get_int(lc->config,"sound","ring_lev",80); linphone_core_set_ring_level(lc,tmp); tmp=lp_config_get_int(lc->config,"sound","rec_lev",80); linphone_core_set_rec_level(lc,tmp); tmpbuf=lp_config_get_string(lc->config,"sound","source","m"); linphone_core_set_sound_source(lc,tmpbuf[0]); */ tmpbuf=PACKAGE_SOUND_DIR "/" LOCAL_RING; tmpbuf=lp_config_get_string(lc->config,"sound","local_ring",tmpbuf); if (ortp_file_exist(tmpbuf)==-1) { ms_warning("%s does not exist",tmpbuf); tmpbuf=PACKAGE_SOUND_DIR "/" LOCAL_RING; } if (strstr(tmpbuf,".wav")==NULL){ /* it currently uses old sound files, so replace them */ tmpbuf=PACKAGE_SOUND_DIR "/" LOCAL_RING; } linphone_core_set_ring(lc,tmpbuf); tmpbuf=PACKAGE_SOUND_DIR "/" REMOTE_RING; tmpbuf=lp_config_get_string(lc->config,"sound","remote_ring",tmpbuf); if (ortp_file_exist(tmpbuf)==-1){ tmpbuf=PACKAGE_SOUND_DIR "/" REMOTE_RING; } if (strstr(tmpbuf,".wav")==NULL){ /* it currently uses old sound files, so replace them */ tmpbuf=PACKAGE_SOUND_DIR "/" REMOTE_RING; } linphone_core_set_ringback(lc,tmpbuf); linphone_core_set_play_file(lc,lp_config_get_string(lc->config,"sound","hold_music",PACKAGE_SOUND_DIR "/" HOLD_MUSIC)); check_sound_device(lc); lc->sound_conf.latency=0; #ifndef __ios tmp=TRUE; #else tmp=FALSE; /* on iOS we have builtin echo cancellation.*/ #endif tmp=lp_config_get_int(lc->config,"sound","echocancellation",tmp); linphone_core_enable_echo_cancellation(lc,tmp); linphone_core_enable_echo_limiter(lc, lp_config_get_int(lc->config,"sound","echolimiter",0)); linphone_core_enable_agc(lc, lp_config_get_int(lc->config,"sound","agc",0)); linphone_core_set_playback_gain_db (lc,lp_config_get_float(lc->config,"sound","playback_gain_db",0)); linphone_core_set_mic_gain_db (lc,lp_config_get_float(lc->config,"sound","mic_gain_db",0)); linphone_core_set_remote_ringback_tone (lc,lp_config_get_string(lc->config,"sound","ringback_tone",NULL)); /*just parse requested stream feature once at start to print out eventual errors*/ linphone_core_get_audio_features(lc); } static void sip_config_read(LinphoneCore *lc) { char *contact; const char *tmpstr; LCSipTransports tr; int i,tmp; int ipv6; int random_port; tmp=lp_config_get_int(lc->config,"sip","use_info",0); linphone_core_set_use_info_for_dtmf(lc,tmp); if (lp_config_get_int(lc->config,"sip","use_session_timers",0)==1){ sal_use_session_timers(lc->sal,200); } sal_use_rport(lc->sal,lp_config_get_int(lc->config,"sip","use_rport",1)); sal_use_101(lc->sal,lp_config_get_int(lc->config,"sip","use_101",1)); sal_reuse_authorization(lc->sal, lp_config_get_int(lc->config,"sip","reuse_authorization",0)); sal_expire_old_registration_contacts(lc->sal,lp_config_get_int(lc->config,"sip","expire_old_registration_contacts",0)); tmp=lp_config_get_int(lc->config,"sip","use_rfc2833",1); linphone_core_set_use_rfc2833_for_dtmf(lc,tmp); ipv6=lp_config_get_int(lc->config,"sip","use_ipv6",-1); if (ipv6==-1){ ipv6=0; } linphone_core_enable_ipv6(lc,ipv6); memset(&tr,0,sizeof(tr)); tr.udp_port=lp_config_get_int(lc->config,"sip","sip_port",0); tr.tcp_port=lp_config_get_int(lc->config,"sip","sip_tcp_port",0); tr.tls_port=lp_config_get_int(lc->config,"sip","sip_tls_port",0); if (lp_config_get_int(lc->config,"sip","sip_random_port",0)==1) random_port=(0xDFFF&random())+1024; else random_port=0; if (tr.udp_port==0 && tr.tcp_port==0 && tr.tls_port==0){ tr.udp_port=5060; } if (tr.udp_port>0 && random_port){ tr.udp_port=random_port; tr.tls_port=tr.tcp_port=0; /*make sure only one transport is active at a time*/ }else if (tr.tcp_port>0 && random_port){ tr.tcp_port=random_port; tr.tls_port=tr.udp_port=0; /*make sure only one transport is active at a time*/ }else if (tr.tls_port>0 && random_port){ tr.tls_port=random_port; tr.udp_port=tr.tcp_port=0; /*make sure only one transport is active at a time*/ } #ifdef __linux sal_set_root_ca(lc->sal, lp_config_get_string(lc->config,"sip","root_ca", "/etc/ssl/certs")); #else sal_set_root_ca(lc->sal, lp_config_get_string(lc->config,"sip","root_ca", ROOT_CA_FILE)); #endif linphone_core_verify_server_certificates(lc,lp_config_get_int(lc->config,"sip","verify_server_certs",TRUE)); linphone_core_verify_server_cn(lc,lp_config_get_int(lc->config,"sip","verify_server_cn",TRUE)); /*setting the dscp must be done before starting the transports, otherwise it is not taken into effect*/ sal_set_dscp(lc->sal,linphone_core_get_sip_dscp(lc)); /*start listening on ports*/ linphone_core_set_sip_transports(lc,&tr); tmpstr=lp_config_get_string(lc->config,"sip","contact",NULL); if (tmpstr==NULL || linphone_core_set_primary_contact(lc,tmpstr)==-1) { const char *hostname=NULL; const char *username=NULL; #ifdef HAVE_GETENV hostname=getenv("HOST"); username=getenv("USER"); if (hostname==NULL) hostname=getenv("HOSTNAME"); #endif /*HAVE_GETENV*/ if (hostname==NULL) hostname="unknown-host"; if (username==NULL){ username="toto"; } contact=ortp_strdup_printf("sip:%s@%s",username,hostname); linphone_core_set_primary_contact(lc,contact); ms_free(contact); } tmp=lp_config_get_int(lc->config,"sip","guess_hostname",1); linphone_core_set_guess_hostname(lc,tmp); tmp=lp_config_get_int(lc->config,"sip","inc_timeout",30); linphone_core_set_inc_timeout(lc,tmp); tmp=lp_config_get_int(lc->config,"sip","in_call_timeout",0); linphone_core_set_in_call_timeout(lc,tmp); tmp=lp_config_get_int(lc->config,"sip","delayed_timeout",4); linphone_core_set_delayed_timeout(lc,tmp); /* get proxies config */ for(i=0;; i++){ LinphoneProxyConfig *cfg=linphone_proxy_config_new_from_config_file(lc->config,i); if (cfg!=NULL){ linphone_core_add_proxy_config(lc,cfg); }else{ break; } } /* get the default proxy */ tmp=lp_config_get_int(lc->config,"sip","default_proxy",-1); linphone_core_set_default_proxy_index(lc,tmp); /* read authentication information */ for(i=0;; i++){ LinphoneAuthInfo *ai=linphone_auth_info_new_from_config_file(lc->config,i); if (ai!=NULL){ linphone_core_add_auth_info(lc,ai); linphone_auth_info_destroy(ai); }else{ break; } } /*this is to filter out unsupported encryption schemes*/ linphone_core_set_media_encryption(lc,linphone_core_get_media_encryption(lc)); /*for tuning or test*/ lc->sip_conf.sdp_200_ack=lp_config_get_int(lc->config,"sip","sdp_200_ack",0); lc->sip_conf.register_only_when_network_is_up= lp_config_get_int(lc->config,"sip","register_only_when_network_is_up",1); lc->sip_conf.register_only_when_upnp_is_ok= lp_config_get_int(lc->config,"sip","register_only_when_upnp_is_ok",1); lc->sip_conf.ping_with_options=lp_config_get_int(lc->config,"sip","ping_with_options",1); lc->sip_conf.auto_net_state_mon=lp_config_get_int(lc->config,"sip","auto_net_state_mon",1); lc->sip_conf.keepalive_period=lp_config_get_int(lc->config,"sip","keepalive_period",10000); lc->sip_conf.tcp_tls_keepalive=lp_config_get_int(lc->config,"sip","tcp_tls_keepalive",0); linphone_core_enable_keep_alive(lc, (lc->sip_conf.keepalive_period > 0)); sal_use_one_matching_codec_policy(lc->sal,lp_config_get_int(lc->config,"sip","only_one_codec",0)); sal_use_double_registrations(lc->sal,lp_config_get_int(lc->config,"sip","use_double_registrations",1)); sal_use_dates(lc->sal,lp_config_get_int(lc->config,"sip","put_date",0)); } static void rtp_config_read(LinphoneCore *lc) { int min_port, max_port; int jitt_comp; int nortp_timeout; bool_t rtp_no_xmit_on_audio_mute; bool_t adaptive_jitt_comp_enabled; if (lp_config_get_range(lc->config, "rtp", "audio_rtp_port", &min_port, &max_port, 7078, 7078) == TRUE) { if (min_port <= 0) min_port = 1; if (max_port > 65535) max_port = 65535; linphone_core_set_audio_port_range(lc, min_port, max_port); } else { min_port = lp_config_get_int(lc->config, "rtp", "audio_rtp_port", 7078); linphone_core_set_audio_port(lc, min_port); } if (lp_config_get_range(lc->config, "rtp", "video_rtp_port", &min_port, &max_port, 9078, 9078) == TRUE) { if (min_port <= 0) min_port = 1; if (max_port > 65535) max_port = 65535; linphone_core_set_video_port_range(lc, min_port, max_port); } else { min_port = lp_config_get_int(lc->config, "rtp", "video_rtp_port", 9078); linphone_core_set_video_port(lc, min_port); } jitt_comp=lp_config_get_int(lc->config,"rtp","audio_jitt_comp",60); linphone_core_set_audio_jittcomp(lc,jitt_comp); jitt_comp=lp_config_get_int(lc->config,"rtp","video_jitt_comp",60); if (jitt_comp==0) jitt_comp=60; linphone_core_set_video_jittcomp(lc,jitt_comp); nortp_timeout=lp_config_get_int(lc->config,"rtp","nortp_timeout",30); linphone_core_set_nortp_timeout(lc,nortp_timeout); rtp_no_xmit_on_audio_mute=lp_config_get_int(lc->config,"rtp","rtp_no_xmit_on_audio_mute",FALSE); linphone_core_set_rtp_no_xmit_on_audio_mute(lc,rtp_no_xmit_on_audio_mute); adaptive_jitt_comp_enabled = lp_config_get_int(lc->config, "rtp", "audio_adaptive_jitt_comp_enabled", TRUE); linphone_core_enable_audio_adaptive_jittcomp(lc, adaptive_jitt_comp_enabled); adaptive_jitt_comp_enabled = lp_config_get_int(lc->config, "rtp", "video_adaptive_jitt_comp_enabled", TRUE); linphone_core_enable_video_adaptive_jittcomp(lc, adaptive_jitt_comp_enabled); lc->rtp_conf.disable_upnp = lp_config_get_int(lc->config, "rtp", "disable_upnp", FALSE); } static PayloadType * find_payload(RtpProfile *prof, const char *mime_type, int clock_rate, int channels, const char *recv_fmtp){ PayloadType *candidate=NULL; int i; PayloadType *it; for(i=0;imime_type)==0 && (clock_rate==it->clock_rate || clock_rate<=0) && (channels==it->channels || channels<=0) ){ if ( (recv_fmtp && it->recv_fmtp && strstr(recv_fmtp,it->recv_fmtp)!=NULL) || (recv_fmtp==NULL && it->recv_fmtp==NULL) ){ /*exact match*/ if (recv_fmtp) payload_type_set_recv_fmtp(it,recv_fmtp); return it; }else { if (candidate){ if (it->recv_fmtp==NULL) candidate=it; }else candidate=it; } } } if (candidate && recv_fmtp){ payload_type_set_recv_fmtp(candidate,recv_fmtp); } return candidate; } static bool_t get_codec(LinphoneCore *lc, const char* type, int index, PayloadType **ret){ char codeckey[50]; const char *mime,*fmtp; int rate,channels,enabled; PayloadType *pt; LpConfig *config=lc->config; *ret=NULL; snprintf(codeckey,50,"%s_%i",type,index); mime=lp_config_get_string(config,codeckey,"mime",NULL); if (mime==NULL || strlen(mime)==0 ) return FALSE; rate=lp_config_get_int(config,codeckey,"rate",8000); fmtp=lp_config_get_string(config,codeckey,"recv_fmtp",NULL); channels=lp_config_get_int(config,codeckey,"channels",0); enabled=lp_config_get_int(config,codeckey,"enabled",1); pt=find_payload(lc->default_profile,mime,rate,channels,fmtp); if (pt && enabled ) pt->flags|=PAYLOAD_TYPE_ENABLED; //ms_message("Found codec %s/%i",pt->mime_type,pt->clock_rate); if (pt==NULL) ms_warning("Ignoring codec config %s/%i with fmtp=%s because unsupported", mime,rate,fmtp ? fmtp : ""); *ret=pt; return TRUE; } #define RANK_END 10000 typedef struct codec_desc{ const char *name; int rate; }codec_desc_t; static codec_desc_t codec_pref_order[]={ {"SILK", 16000}, {"speex", 16000}, {"speex", 8000}, {"pcmu",8000}, {"pcma",8000}, {"VP8",90000}, {"H264",90000}, {"MP4V-ES",90000}, {NULL,0} }; static int find_codec_rank(const char *mime, int clock_rate){ int i; for(i=0;codec_pref_order[i].name!=NULL;++i){ if (strcasecmp(codec_pref_order[i].name,mime)==0 && clock_rate==codec_pref_order[i].rate) return i; } return RANK_END; } static int codec_compare(const PayloadType *a, const PayloadType *b){ int ra,rb; ra=find_codec_rank(a->mime_type,a->clock_rate); rb=find_codec_rank(b->mime_type,b->clock_rate); if (ra>rb) return 1; if (radefault_profile,i); if (pt){ if (mtype==SalVideo && pt->type!=PAYLOAD_VIDEO) pt=NULL; else if (mtype==SalAudio && (pt->type!=PAYLOAD_AUDIO_PACKETIZED && pt->type!=PAYLOAD_AUDIO_CONTINUOUS)){ pt=NULL; } if (pt && ms_filter_codec_supported(pt->mime_type)){ if (ms_list_find(l,pt)==NULL){ /*unranked codecs are disabled by default*/ if (find_codec_rank(pt->mime_type, pt->clock_rate)!=RANK_END){ payload_type_set_flag(pt,PAYLOAD_TYPE_ENABLED); } ms_message("Adding new codec %s/%i with fmtp %s", pt->mime_type,pt->clock_rate,pt->recv_fmtp ? pt->recv_fmtp : ""); l=ms_list_insert_sorted(l,pt,(int (*)(const void *, const void *))codec_compare); } } } } return l; } static MSList *codec_append_if_new(MSList *l, PayloadType *pt){ MSList *elem; for (elem=l;elem!=NULL;elem=elem->next){ PayloadType *ept=(PayloadType*)elem->data; if (pt==ept) return l; } l=ms_list_append(l,pt); return l; } static void codecs_config_read(LinphoneCore *lc) { int i; PayloadType *pt; MSList *audio_codecs=NULL; MSList *video_codecs=NULL; for (i=0;get_codec(lc,"audio_codec",i,&pt);i++){ if (pt){ if (!ms_filter_codec_supported(pt->mime_type)){ ms_warning("Codec %s is not supported by mediastreamer2, removed.",pt->mime_type); }else audio_codecs=codec_append_if_new(audio_codecs,pt); } } audio_codecs=add_missing_codecs(lc,SalAudio,audio_codecs); for (i=0;get_codec(lc,"video_codec",i,&pt);i++){ if (pt){ if (!ms_filter_codec_supported(pt->mime_type)){ ms_warning("Codec %s is not supported by mediastreamer2, removed.",pt->mime_type); }else video_codecs=codec_append_if_new(video_codecs,(void *)pt); } } video_codecs=add_missing_codecs(lc,SalVideo,video_codecs); linphone_core_set_audio_codecs(lc,audio_codecs); linphone_core_set_video_codecs(lc,video_codecs); linphone_core_update_allocated_audio_bandwidth(lc); } static void build_video_devices_table(LinphoneCore *lc){ const MSList *elem; int i; int ndev; const char **devices; if (lc->video_conf.cams) ms_free(lc->video_conf.cams); /* retrieve all video devices */ elem=ms_web_cam_manager_get_list(ms_web_cam_manager_get()); ndev=ms_list_size(elem); devices=ms_malloc((ndev+1)*sizeof(const char *)); for (i=0;elem!=NULL;elem=elem->next,i++){ devices[i]=ms_web_cam_get_string_id((MSWebCam *)elem->data); } devices[ndev]=NULL; lc->video_conf.cams=devices; } static void video_config_read(LinphoneCore *lc){ #ifdef VIDEO_ENABLED int capture, display, self_view; #endif const char *str; #ifdef VIDEO_ENABLED LinphoneVideoPolicy vpol; memset(&vpol, 0, sizeof(LinphoneVideoPolicy)); #endif build_video_devices_table(lc); str=lp_config_get_string(lc->config,"video","device",NULL); if (str && str[0]==0) str=NULL; linphone_core_set_video_device(lc,str); linphone_core_set_preferred_video_size_by_name(lc, lp_config_get_string(lc->config,"video","size","cif")); #ifdef VIDEO_ENABLED capture=lp_config_get_int(lc->config,"video","capture",1); display=lp_config_get_int(lc->config,"video","display",1); self_view=lp_config_get_int(lc->config,"video","self_view",1); vpol.automatically_initiate=lp_config_get_int(lc->config,"video","automatically_initiate",1); vpol.automatically_accept=lp_config_get_int(lc->config,"video","automatically_accept",1); lc->video_conf.displaytype=lp_config_get_string(lc->config,"video","displaytype",NULL); if(lc->video_conf.displaytype) ms_message("we are using a specific display:%s\n",lc->video_conf.displaytype); linphone_core_enable_video(lc,capture,display); linphone_core_enable_video_preview(lc,lp_config_get_int(lc->config,"video","show_local",0)); linphone_core_enable_self_view(lc,self_view); linphone_core_set_video_policy(lc,&vpol); #endif } static void ui_config_read(LinphoneCore *lc) { LinphoneFriend *lf; int i; for (i=0;(lf=linphone_friend_new_from_config_file(lc,i))!=NULL;i++){ linphone_core_add_friend(lc,lf); } call_logs_read_from_config_file(lc); } /* static void autoreplier_config_init(LinphoneCore *lc) { autoreplier_config_t *config=&lc->autoreplier_conf; config->enabled=lp_config_get_int(lc->config,"autoreplier","enabled",0); config->after_seconds=lp_config_get_int(lc->config,"autoreplier","after_seconds",6); config->max_users=lp_config_get_int(lc->config,"autoreplier","max_users",1); config->max_rec_time=lp_config_get_int(lc->config,"autoreplier","max_rec_time",60); config->max_rec_msg=lp_config_get_int(lc->config,"autoreplier","max_rec_msg",10); config->message=lp_config_get_string(lc->config,"autoreplier","message",NULL); } */ bool_t linphone_core_tunnel_available(void){ #ifdef TUNNEL_ENABLED return TRUE; #else return FALSE; #endif } /** * Enable adaptive rate control. * * @ingroup media_parameters * * Adaptive rate control consists in using RTCP feedback provided information to dynamically * control the output bitrate of the audio and video encoders, so that we can adapt to the network conditions and * 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. * Adaptive rate control feature is enabled by default. **/ void linphone_core_enable_adaptive_rate_control(LinphoneCore *lc, bool_t enabled){ lp_config_set_int(lc->config,"net","adaptive_rate_control",(int)enabled); } /** * Returns whether adaptive rate control is enabled. * * @ingroup media_parameters * * See linphone_core_enable_adaptive_rate_control(). **/ bool_t linphone_core_adaptive_rate_control_enabled(const LinphoneCore *lc){ return lp_config_get_int(lc->config,"net","adaptive_rate_control",TRUE); } bool_t linphone_core_rtcp_enabled(const LinphoneCore *lc){ return lp_config_get_int(lc->config,"rtp","rtcp_enabled",TRUE); } /** * Sets maximum available download bandwidth * * @ingroup media_parameters * * This is IP bandwidth, in kbit/s. * This information is used signaled to other parties during * calls (within SDP messages) so that the remote end can have * sufficient knowledge to properly configure its audio & video * codec output bitrate to not overflow available bandwidth. * * @param lc the LinphoneCore object * @param bw the bandwidth in kbits/s, 0 for infinite */ void linphone_core_set_download_bandwidth(LinphoneCore *lc, int bw){ lc->net_conf.download_bw=bw; if (linphone_core_ready(lc)) lp_config_set_int(lc->config,"net","download_bw",bw); } /** * Sets maximum available upload bandwidth * * @ingroup media_parameters * * This is IP bandwidth, in kbit/s. * This information is used by liblinphone together with remote * side available bandwidth signaled in SDP messages to properly * configure audio & video codec's output bitrate. * * @param lc the LinphoneCore object * @param bw the bandwidth in kbits/s, 0 for infinite */ void linphone_core_set_upload_bandwidth(LinphoneCore *lc, int bw){ lc->net_conf.upload_bw=bw; if (linphone_core_ready(lc)) lp_config_set_int(lc->config,"net","upload_bw",bw); } /** * Retrieve the maximum available download bandwidth. * * @ingroup media_parameters * * This value was set by linphone_core_set_download_bandwidth(). * **/ int linphone_core_get_download_bandwidth(const LinphoneCore *lc){ return lc->net_conf.download_bw; } /** * Retrieve the maximum available upload bandwidth. * * @ingroup media_parameters * * This value was set by linphone_core_set_upload_bandwidth(). * **/ int linphone_core_get_upload_bandwidth(const LinphoneCore *lc){ return lc->net_conf.upload_bw; } /** * Set audio packetization time linphone expects to receive from peer. * A value of zero means that ptime is not specified. * @ingroup media_parameters */ void linphone_core_set_download_ptime(LinphoneCore *lc, int ptime) { lp_config_set_int(lc->config,"rtp","download_ptime",ptime); } /** * Get audio packetization time linphone expects to receive from peer. * A value of zero means that ptime is not specified. * @ingroup media_parameters */ int linphone_core_get_download_ptime(LinphoneCore *lc) { return lp_config_get_int(lc->config,"rtp","download_ptime",0); } /** * Set audio packetization time linphone will send (in absence of requirement from peer) * A value of 0 stands for the current codec default packetization time. * * @ingroup media_parameters **/ void linphone_core_set_upload_ptime(LinphoneCore *lc, int ptime){ lp_config_set_int(lc->config,"rtp","upload_ptime",ptime); } /** * Set audio packetization time linphone will send (in absence of requirement from peer) * A value of 0 stands for the current codec default packetization time. * * * @ingroup media_parameters **/ int linphone_core_get_upload_ptime(LinphoneCore *lc){ return lp_config_get_int(lc->config,"rtp","upload_ptime",0); } /** * Returns liblinphone's version as a string. * * @ingroup misc * **/ const char * linphone_core_get_version(void){ return liblinphone_version; } static void linphone_core_assign_payload_type(LinphoneCore *lc, PayloadType *const_pt, int number, const char *recv_fmtp){ PayloadType *pt; pt=payload_type_clone(const_pt); if (number==-1){ /*look for a free number */ MSList *elem; int i; for(i=lc->dyn_pt;ipayload_types;elem!=NULL;elem=elem->next){ PayloadType *it=(PayloadType*)elem->data; if (payload_type_get_number(it)==i){ already_assigned=TRUE; break; } } if (!already_assigned){ number=i; lc->dyn_pt=i+1; break; } } if (number==-1){ ms_fatal("FIXME: too many codecs, no more free numbers."); } } ms_message("assigning %s/%i payload type number %i",pt->mime_type,pt->clock_rate,number); payload_type_set_number(pt,number); if (recv_fmtp!=NULL) payload_type_set_recv_fmtp(pt,recv_fmtp); rtp_profile_set_payload(lc->default_profile,number,pt); lc->payload_types=ms_list_append(lc->payload_types,pt); } static void linphone_core_handle_static_payloads(LinphoneCore *lc){ RtpProfile *prof=&av_profile; int i; for(i=0;idefault_profile); rtp_profile_destroy(lc->default_profile); ms_list_for_each(lc->payload_types,(void (*)(void*))payload_type_destroy); ms_list_free(lc->payload_types); lc->payload_types=NULL; } void linphone_core_set_state(LinphoneCore *lc, LinphoneGlobalState gstate, const char *message){ lc->state=gstate; if (lc->vtable.global_state_changed){ lc->vtable.global_state_changed(lc,gstate,message); } } static void misc_config_read (LinphoneCore *lc) { LpConfig *config=lc->config; lc->max_call_logs=lp_config_get_int(config,"misc","history_max_size",15); lc->max_calls=lp_config_get_int(config,"misc","max_calls",NB_MAX_CALLS); } static void linphone_core_init (LinphoneCore * lc, const LinphoneCoreVTable *vtable, const char *config_path, const char *factory_config_path, void * userdata) { ms_message("Initializing LinphoneCore %s", linphone_core_get_version()); memset (lc, 0, sizeof (LinphoneCore)); lc->data=userdata; lc->ringstream_autorelease=TRUE; memcpy(&lc->vtable,vtable,sizeof(LinphoneCoreVTable)); linphone_core_set_state(lc,LinphoneGlobalStartup,"Starting up"); ortp_init(); lc->dyn_pt=96; lc->default_profile=rtp_profile_new("default profile"); linphone_core_assign_payload_type(lc,&payload_type_pcmu8000,0,NULL); linphone_core_assign_payload_type(lc,&payload_type_gsm,3,NULL); linphone_core_assign_payload_type(lc,&payload_type_pcma8000,8,NULL); linphone_core_assign_payload_type(lc,&payload_type_speex_nb,110,"vbr=on"); linphone_core_assign_payload_type(lc,&payload_type_speex_wb,111,"vbr=on"); linphone_core_assign_payload_type(lc,&payload_type_speex_uwb,112,"vbr=on"); linphone_core_assign_payload_type(lc,&payload_type_telephone_event,101,"0-11"); linphone_core_assign_payload_type(lc,&payload_type_g722,9,NULL); #if defined(ANDROID) || defined (__IPHONE_OS_VERSION_MIN_REQUIRED) /*shorten the DNS lookup time and send more retransmissions on mobiles: - to workaround potential packet losses - to avoid hanging for 30 seconds when the network doesn't work despite the phone thinks it does. */ _linphone_core_configure_resolver(); #endif #ifdef ENABLE_NONSTANDARD_GSM { PayloadType *pt; pt=payload_type_clone(&payload_type_gsm); pt->clock_rate=11025; linphone_core_assign_payload_type(lc,pt,-1,NULL); pt->clock_rate=22050; linphone_core_assign_payload_type(lc,pt,-1,NULL); payload_type_destroy(pt); } #endif #ifdef VIDEO_ENABLED linphone_core_assign_payload_type(lc,&payload_type_h263,34,NULL); linphone_core_assign_payload_type(lc,&payload_type_theora,97,NULL); linphone_core_assign_payload_type(lc,&payload_type_h263_1998,98,"CIF=1;QCIF=1"); linphone_core_assign_payload_type(lc,&payload_type_mp4v,99,"profile-level-id=3"); linphone_core_assign_payload_type(lc,&payload_type_h264,102,"profile-level-id=428014"); linphone_core_assign_payload_type(lc,&payload_type_vp8,103,NULL); linphone_core_assign_payload_type(lc,&payload_type_x_snow,-1,NULL); /* due to limited space in SDP, we have to disable this h264 line which is normally no more necessary */ /* linphone_core_assign_payload_type(&payload_type_h264,-1,"packetization-mode=1;profile-level-id=428014");*/ #endif /*add all payload type for which we don't care about the number */ linphone_core_assign_payload_type(lc,&payload_type_ilbc,-1,"mode=30"); linphone_core_assign_payload_type(lc,&payload_type_amr,-1,"octet-align=1"); linphone_core_assign_payload_type(lc,&payload_type_amrwb,-1,"octet-align=1"); linphone_core_assign_payload_type(lc,&payload_type_lpc1015,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_g726_16,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_g726_24,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_g726_32,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_g726_40,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_aal2_g726_16,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_aal2_g726_24,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_aal2_g726_32,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_aal2_g726_40,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_silk_nb,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_silk_mb,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_silk_wb,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_silk_swb,-1,NULL); linphone_core_assign_payload_type(lc,&payload_type_g729,18,"annexb=no"); linphone_core_handle_static_payloads(lc); ms_init(); /* create a mediastreamer2 event queue and set it as global */ /* This allows to run event's callback in linphone_core_iterate() */ lc->msevq=ms_event_queue_new(); ms_set_global_event_queue(lc->msevq); lc->config=lp_config_new(config_path); if (factory_config_path) lp_config_read_file(lc->config,factory_config_path); lc->sal=sal_init(); sal_set_user_pointer(lc->sal,lc); sal_set_callbacks(lc->sal,&linphone_sal_callbacks); lc->network_last_check = 0; lc->network_last_status = FALSE; sip_setup_register_all(); sound_config_read(lc); net_config_read(lc); rtp_config_read(lc); codecs_config_read(lc); sip_config_read(lc); /* this will start eXosip*/ video_config_read(lc); //autoreplier_config_init(&lc->autoreplier_conf); lc->presence_mode=LinphoneStatusOnline; misc_config_read(lc); ui_config_read(lc); #ifdef TUNNEL_ENABLED lc->tunnel=linphone_core_tunnel_new(lc); if (lc->tunnel) linphone_tunnel_configure(lc->tunnel); #endif if (lc->vtable.display_status) lc->vtable.display_status(lc,_("Ready")); lc->auto_net_state_mon=lc->sip_conf.auto_net_state_mon; linphone_core_set_state(lc,LinphoneGlobalOn,"Ready"); } /** * Instanciates a LinphoneCore object. * @ingroup initializing * * The LinphoneCore object is the primary handle for doing all phone actions. * It should be unique within your application. * @param vtable a LinphoneCoreVTable structure holding your application callbacks * @param config_path a path to a config file. If it does not exists it will be created. * The config file is used to store all settings, call logs, friends, proxies... so that all these settings * become persistent over the life of the LinphoneCore object. * It is allowed to set a NULL config file. In that case LinphoneCore will not store any settings. * @param factory_config_path a path to a read-only config file that can be used to * to store hard-coded preference such as proxy settings or internal preferences. * The settings in this factory file always override the one in the normal config file. * It is OPTIONAL, use NULL if unneeded. * @param userdata an opaque user pointer that can be retrieved at any time (for example in * callbacks) using linphone_core_get_user_data(). * **/ LinphoneCore *linphone_core_new(const LinphoneCoreVTable *vtable, const char *config_path, const char *factory_config_path, void * userdata) { LinphoneCore *core=ms_new(LinphoneCore,1); linphone_core_init(core,vtable,config_path, factory_config_path, userdata); return core; } /** * Returns the list of available audio codecs. * * This list is unmodifiable. The ->data field of the MSList points a PayloadType * structure holding the codec information. * It is possible to make copy of the list with ms_list_copy() in order to modify it * (such as the order of codecs). * @ingroup media_parameters **/ const MSList *linphone_core_get_audio_codecs(const LinphoneCore *lc) { return lc->codecs_conf.audio_codecs; } /** * Returns the list of available video codecs. * * This list is unmodifiable. The ->data field of the MSList points a PayloadType * structure holding the codec information. * It is possible to make copy of the list with ms_list_copy() in order to modify it * (such as the order of codecs). * @ingroup media_parameters **/ const MSList *linphone_core_get_video_codecs(const LinphoneCore *lc) { return lc->codecs_conf.video_codecs; } /** * Sets the local "from" identity. * * @ingroup proxies * This data is used in absence of any proxy configuration or when no * default proxy configuration is set. See LinphoneProxyConfig **/ int linphone_core_set_primary_contact(LinphoneCore *lc, const char *contact) { LinphoneAddress *ctt; if ((ctt=linphone_address_new(contact))==0) { ms_error("Bad contact url: %s",contact); return -1; } if (lc->sip_conf.contact!=NULL) ms_free(lc->sip_conf.contact); lc->sip_conf.contact=ms_strdup(contact); if (lc->sip_conf.guessed_contact!=NULL){ ms_free(lc->sip_conf.guessed_contact); lc->sip_conf.guessed_contact=NULL; } linphone_address_destroy(ctt); return 0; } /*result must be an array of chars at least LINPHONE_IPADDR_SIZE */ void linphone_core_get_local_ip(LinphoneCore *lc, const char *dest, char *result){ const char *ip; if (linphone_core_get_firewall_policy(lc)==LinphonePolicyUseNatAddress && (ip=linphone_core_get_nat_address_resolved(lc))!=NULL){ strncpy(result,ip,LINPHONE_IPADDR_SIZE); return; } #ifdef BUILD_UPNP else if (lc->upnp != NULL && linphone_core_get_firewall_policy(lc)==LinphonePolicyUseUpnp && linphone_upnp_context_get_state(lc->upnp) == LinphoneUpnpStateOk) { ip = linphone_upnp_context_get_external_ipaddress(lc->upnp); strncpy(result,ip,LINPHONE_IPADDR_SIZE); return; } #endif //BUILD_UPNP if (linphone_core_get_local_ip_for(lc->sip_conf.ipv6_enabled ? AF_INET6 : AF_INET,dest,result)==0) return; /*else fallback to SAL routine that will attempt to find the most realistic interface */ sal_get_default_local_ip(lc->sal,lc->sip_conf.ipv6_enabled ? AF_INET6 : AF_INET,result,LINPHONE_IPADDR_SIZE); } static void update_primary_contact(LinphoneCore *lc){ char *guessed=NULL; char tmp[LINPHONE_IPADDR_SIZE]; LinphoneAddress *url; if (lc->sip_conf.guessed_contact!=NULL){ ms_free(lc->sip_conf.guessed_contact); lc->sip_conf.guessed_contact=NULL; } url=linphone_address_new(lc->sip_conf.contact); if (!url){ ms_error("Could not parse identity contact !"); url=linphone_address_new("sip:unknown@unkwownhost"); } linphone_core_get_local_ip(lc, NULL, tmp); if (strcmp(tmp,"127.0.0.1")==0 || strcmp(tmp,"::1")==0 ){ ms_warning("Local loopback network only !"); lc->sip_conf.loopback_only=TRUE; }else lc->sip_conf.loopback_only=FALSE; linphone_address_set_domain(url,tmp); linphone_address_set_port_int(url,linphone_core_get_sip_port (lc)); guessed=linphone_address_as_string(url); lc->sip_conf.guessed_contact=guessed; linphone_address_destroy(url); } /** * Returns the default identity when no proxy configuration is used. * * @ingroup proxies **/ const char *linphone_core_get_primary_contact(LinphoneCore *lc){ char *identity; if (lc->sip_conf.guess_hostname){ if (lc->sip_conf.guessed_contact==NULL || lc->sip_conf.loopback_only){ update_primary_contact(lc); } identity=lc->sip_conf.guessed_contact; }else{ identity=lc->sip_conf.contact; } return identity; } /** * Tells LinphoneCore to guess local hostname automatically in primary contact. * * @ingroup proxies **/ void linphone_core_set_guess_hostname(LinphoneCore *lc, bool_t val){ lc->sip_conf.guess_hostname=val; } /** * Returns TRUE if hostname part of primary contact is guessed automatically. * * @ingroup proxies **/ bool_t linphone_core_get_guess_hostname(LinphoneCore *lc){ return lc->sip_conf.guess_hostname; } /** * Same as linphone_core_get_primary_contact() but the result is a LinphoneAddress object * instead of const char* * * @ingroup proxies **/ LinphoneAddress *linphone_core_get_primary_contact_parsed(LinphoneCore *lc){ return linphone_address_new(linphone_core_get_primary_contact(lc)); } /** * Sets the list of audio codecs. * * @ingroup media_parameters * The list is taken by the LinphoneCore thus the application should not free it. * This list is made of struct PayloadType describing the codec parameters. **/ int linphone_core_set_audio_codecs(LinphoneCore *lc, MSList *codecs) { if (lc->codecs_conf.audio_codecs!=NULL) ms_list_free(lc->codecs_conf.audio_codecs); lc->codecs_conf.audio_codecs=codecs; _linphone_core_codec_config_write(lc); return 0; } /** * Sets the list of video codecs. * * @ingroup media_parameters * The list is taken by the LinphoneCore thus the application should not free it. * This list is made of struct PayloadType describing the codec parameters. **/ int linphone_core_set_video_codecs(LinphoneCore *lc, MSList *codecs) { if (lc->codecs_conf.video_codecs!=NULL) ms_list_free(lc->codecs_conf.video_codecs); lc->codecs_conf.video_codecs=codecs; _linphone_core_codec_config_write(lc); return 0; } const MSList * linphone_core_get_friend_list(const LinphoneCore *lc) { return lc->friends; } void linphone_core_enable_audio_adaptive_jittcomp(LinphoneCore* lc, bool_t val) { lc->rtp_conf.audio_adaptive_jitt_comp_enabled = val; } bool_t linphone_core_audio_adaptive_jittcomp_enabled(LinphoneCore* lc) { return lc->rtp_conf.audio_adaptive_jitt_comp_enabled; } /** * Returns the nominal audio jitter buffer size in milliseconds. * * @ingroup media_parameters **/ int linphone_core_get_audio_jittcomp(LinphoneCore *lc) { return lc->rtp_conf.audio_jitt_comp; } void linphone_core_enable_video_adaptive_jittcomp(LinphoneCore* lc, bool_t val) { lc->rtp_conf.video_adaptive_jitt_comp_enabled = val; } bool_t linphone_core_video_adaptive_jittcomp_enabled(LinphoneCore* lc) { return lc->rtp_conf.video_adaptive_jitt_comp_enabled; } /** * Returns the nominal video jitter buffer size in milliseconds. * * @ingroup media_parameters **/ int linphone_core_get_video_jittcomp(LinphoneCore *lc) { return lc->rtp_conf.video_jitt_comp; } /** * Returns the UDP port used for audio streaming. * * @ingroup network_parameters **/ int linphone_core_get_audio_port(const LinphoneCore *lc) { return lc->rtp_conf.audio_rtp_min_port; } /** * Get the audio port range from which is randomly chosen the UDP port used for audio streaming. * * @ingroup network_parameters */ void linphone_core_get_audio_port_range(const LinphoneCore *lc, int *min_port, int *max_port) { *min_port = lc->rtp_conf.audio_rtp_min_port; *max_port = lc->rtp_conf.audio_rtp_max_port; } /** * Returns the UDP port used for video streaming. * * @ingroup network_parameters **/ int linphone_core_get_video_port(const LinphoneCore *lc){ return lc->rtp_conf.video_rtp_min_port; } /** * Get the video port range from which is randomly chosen the UDP port used for video streaming. * * @ingroup network_parameters */ void linphone_core_get_video_port_range(const LinphoneCore *lc, int *min_port, int *max_port) { *min_port = lc->rtp_conf.video_rtp_min_port; *max_port = lc->rtp_conf.video_rtp_max_port; } /** * Returns the value in seconds of the no-rtp timeout. * * @ingroup media_parameters * When no RTP or RTCP packets have been received for a while * LinphoneCore will consider the call is broken (remote end crashed or * disconnected from the network), and thus will terminate the call. * The no-rtp timeout is the duration above which the call is considered broken. **/ int linphone_core_get_nortp_timeout(const LinphoneCore *lc){ return lc->rtp_conf.nortp_timeout; } bool_t linphone_core_get_rtp_no_xmit_on_audio_mute(const LinphoneCore *lc){ return lc->rtp_conf.rtp_no_xmit_on_audio_mute; } /** * Sets the nominal audio jitter buffer size in milliseconds. * * @ingroup media_parameters **/ void linphone_core_set_audio_jittcomp(LinphoneCore *lc, int value) { lc->rtp_conf.audio_jitt_comp=value; } /** * Sets the nominal video jitter buffer size in milliseconds. * * @ingroup media_parameters **/ void linphone_core_set_video_jittcomp(LinphoneCore *lc, int value) { lc->rtp_conf.video_jitt_comp=value; } void linphone_core_set_rtp_no_xmit_on_audio_mute(LinphoneCore *lc,bool_t rtp_no_xmit_on_audio_mute){ lc->rtp_conf.rtp_no_xmit_on_audio_mute=rtp_no_xmit_on_audio_mute; } /** * Sets the UDP port used for audio streaming. * * @ingroup network_parameters **/ void linphone_core_set_audio_port(LinphoneCore *lc, int port) { lc->rtp_conf.audio_rtp_min_port=lc->rtp_conf.audio_rtp_max_port=port; } /** * Sets the UDP port range from which to randomly select the port used for audio streaming. * @ingroup media_parameters */ void linphone_core_set_audio_port_range(LinphoneCore *lc, int min_port, int max_port) { lc->rtp_conf.audio_rtp_min_port=min_port; lc->rtp_conf.audio_rtp_max_port=max_port; } /** * Sets the UDP port used for video streaming. * * @ingroup network_parameters **/ void linphone_core_set_video_port(LinphoneCore *lc, int port){ lc->rtp_conf.video_rtp_min_port=lc->rtp_conf.video_rtp_max_port=port; } /** * Sets the UDP port range from which to randomly select the port used for video streaming. * @ingroup media_parameters */ void linphone_core_set_video_port_range(LinphoneCore *lc, int min_port, int max_port) { lc->rtp_conf.video_rtp_min_port=min_port; lc->rtp_conf.video_rtp_max_port=max_port; } /** * Sets the no-rtp timeout value in seconds. * * @ingroup media_parameters * See linphone_core_get_nortp_timeout() for details. **/ void linphone_core_set_nortp_timeout(LinphoneCore *lc, int nortp_timeout){ lc->rtp_conf.nortp_timeout=nortp_timeout; } /** * Indicates whether SIP INFO is used for sending digits. * * @ingroup media_parameters **/ bool_t linphone_core_get_use_info_for_dtmf(LinphoneCore *lc) { return lc->sip_conf.use_info; } /** * Sets whether SIP INFO is to be used for sending digits. * * @ingroup media_parameters **/ void linphone_core_set_use_info_for_dtmf(LinphoneCore *lc,bool_t use_info) { lc->sip_conf.use_info=use_info; } /** * Indicates whether RFC2833 is used for sending digits. * * @ingroup media_parameters **/ bool_t linphone_core_get_use_rfc2833_for_dtmf(LinphoneCore *lc) { return lc->sip_conf.use_rfc2833; } /** * Sets whether RFC2833 is to be used for sending digits. * * @ingroup media_parameters **/ void linphone_core_set_use_rfc2833_for_dtmf(LinphoneCore *lc,bool_t use_rfc2833) { lc->sip_conf.use_rfc2833=use_rfc2833; } /** * Returns the UDP port used by SIP. * * Deprecated: use linphone_core_get_sip_transports() instead. * @ingroup network_parameters **/ int linphone_core_get_sip_port(LinphoneCore *lc) { LCSipTransports *tr=&lc->sip_conf.transports; return tr->udp_port>0 ? tr->udp_port : (tr->tcp_port > 0 ? tr->tcp_port : tr->tls_port); } static char _ua_name[64]="Linphone"; static char _ua_version[64]=LINPHONE_VERSION; #ifdef HAVE_EXOSIP_GET_VERSION extern const char *eXosip_get_version(); #endif static void apply_user_agent(LinphoneCore *lc){ char ua_string[256]; snprintf(ua_string,sizeof(ua_string)-1,"%s/%s (eXosip2/%s)",_ua_name,_ua_version, #ifdef HAVE_EXOSIP_GET_VERSION eXosip_get_version() #else "unknown" #endif ); if (lc->sal) sal_set_user_agent(lc->sal,ua_string); } /** * Sets the user agent string used in SIP messages. * * @ingroup misc **/ void linphone_core_set_user_agent(LinphoneCore *lc, const char *name, const char *ver){ strncpy(_ua_name,name,sizeof(_ua_name)-1); strncpy(_ua_version,ver,sizeof(_ua_version)); apply_user_agent(lc); } const char *linphone_core_get_user_agent_name(void){ return _ua_name; } const char *linphone_core_get_user_agent_version(void){ return _ua_version; } static void transport_error(LinphoneCore *lc, const char* transport, int port){ char *msg=ortp_strdup_printf("Could not start %s transport on port %i, maybe this port is already used.",transport,port); ms_warning("%s",msg); if (lc->vtable.display_warning) lc->vtable.display_warning(lc,msg); ms_free(msg); } static bool_t transports_unchanged(const LCSipTransports * tr1, const LCSipTransports * tr2){ return tr2->udp_port==tr1->udp_port && tr2->tcp_port==tr1->tcp_port && tr2->dtls_port==tr1->dtls_port && tr2->tls_port==tr1->tls_port; } static int apply_transports(LinphoneCore *lc){ Sal *sal=lc->sal; const char *anyaddr; LCSipTransports *tr=&lc->sip_conf.transports; /*first of all invalidate all current registrations so that we can register again with new transports*/ __linphone_core_invalidate_registers(lc); if (lc->sip_conf.ipv6_enabled) anyaddr="::0"; else anyaddr="0.0.0.0"; sal_unlisten_ports(sal); if (tr->udp_port>0){ if (sal_listen_port (sal,anyaddr,tr->udp_port,SalTransportUDP,FALSE)!=0){ transport_error(lc,"udp",tr->udp_port); return -1; } } if (tr->tcp_port>0){ if (sal_listen_port (sal,anyaddr,tr->tcp_port,SalTransportTCP,FALSE)!=0){ transport_error(lc,"tcp",tr->tcp_port); } } if (tr->tls_port>0){ if (sal_listen_port (sal,anyaddr,tr->tls_port,SalTransportTLS,TRUE)!=0){ transport_error(lc,"tls",tr->tls_port); } } apply_user_agent(lc); return 0; } /** * Sets the ports to be used for each of transport (UDP or TCP) * * A zero value port for a given transport means the transport * is not used. * * @ingroup network_parameters **/ int linphone_core_set_sip_transports(LinphoneCore *lc, const LCSipTransports * tr){ if (transports_unchanged(tr,&lc->sip_conf.transports)) return 0; memcpy(&lc->sip_conf.transports,tr,sizeof(*tr)); if (linphone_core_ready(lc)){ lp_config_set_int(lc->config,"sip","sip_port",tr->udp_port); lp_config_set_int(lc->config,"sip","sip_tcp_port",tr->tcp_port); lp_config_set_int(lc->config,"sip","sip_tls_port",tr->tls_port); } if (lc->sal==NULL) return 0; return apply_transports(lc); } /** * Retrieves the ports used for each transport (udp, tcp). * A zero value port for a given transport means the transport * is not used. * @ingroup network_parameters **/ int linphone_core_get_sip_transports(LinphoneCore *lc, LCSipTransports *tr){ memcpy(tr,&lc->sip_conf.transports,sizeof(*tr)); return 0; } /** * Sets the UDP port to be used by SIP. * * Deprecated: use linphone_core_set_sip_transports() instead. * @ingroup network_parameters **/ void linphone_core_set_sip_port(LinphoneCore *lc,int port) { LCSipTransports tr; memset(&tr,0,sizeof(tr)); tr.udp_port=port; linphone_core_set_sip_transports (lc,&tr); } /** * Returns TRUE if IPv6 is enabled. * * @ingroup network_parameters * See linphone_core_enable_ipv6() for more details on how IPv6 is supported in liblinphone. **/ bool_t linphone_core_ipv6_enabled(LinphoneCore *lc){ return lc->sip_conf.ipv6_enabled; } /** * Turns IPv6 support on or off. * * @ingroup network_parameters * * @note IPv6 support is exclusive with IPv4 in liblinphone: * when IPv6 is turned on, IPv4 calls won't be possible anymore. * By default IPv6 support is off. **/ void linphone_core_enable_ipv6(LinphoneCore *lc, bool_t val){ if (lc->sip_conf.ipv6_enabled!=val){ lc->sip_conf.ipv6_enabled=val; if (lc->sal){ /* we need to restart eXosip */ apply_transports(lc); } } } static void monitor_network_state(LinphoneCore *lc, time_t curtime){ char result[LINPHONE_IPADDR_SIZE]; bool_t new_status=lc->network_last_status; /* only do the network up checking every five seconds */ if (lc->network_last_check==0 || (curtime-lc->network_last_check)>=5){ linphone_core_get_local_ip_for(lc->sip_conf.ipv6_enabled ? AF_INET6 : AF_INET,NULL,result); if (strcmp(result,"::1")!=0 && strcmp(result,"127.0.0.1")!=0){ new_status=TRUE; }else new_status=FALSE; lc->network_last_check=curtime; if (new_status!=lc->network_last_status) { if (new_status){ ms_message("New local ip address is %s",result); } set_network_reachable(lc,new_status, curtime); lc->network_last_status=new_status; } } } static void proxy_update(LinphoneCore *lc){ MSList *elem,*next; ms_list_for_each(lc->sip_conf.proxies,(void (*)(void*))&linphone_proxy_config_update); for(elem=lc->sip_conf.deleted_proxies;elem!=NULL;elem=next){ LinphoneProxyConfig* cfg = (LinphoneProxyConfig*)elem->data; next=elem->next; if (ms_time(NULL) - cfg->deletion_date > 5) { lc->sip_conf.deleted_proxies =ms_list_remove_link(lc->sip_conf.deleted_proxies,elem); ms_message("clearing proxy config for [%s]",linphone_proxy_config_get_addr(cfg)); linphone_proxy_config_destroy(cfg); } } } static void assign_buddy_info(LinphoneCore *lc, BuddyInfo *info){ LinphoneFriend *lf=linphone_core_get_friend_by_address(lc,info->sip_uri); if (lf!=NULL){ lf->info=info; ms_message("%s has a BuddyInfo assigned with image %p",info->sip_uri, info->image_data); if (lc->vtable.buddy_info_updated) lc->vtable.buddy_info_updated(lc,lf); }else{ ms_warning("Could not any friend with uri %s",info->sip_uri); } } static void analyze_buddy_lookup_results(LinphoneCore *lc, LinphoneProxyConfig *cfg){ MSList *elem; SipSetupContext *ctx=linphone_proxy_config_get_sip_setup_context(cfg); for (elem=lc->bl_reqs;elem!=NULL;elem=ms_list_next(elem)){ BuddyLookupRequest *req=(BuddyLookupRequest *)elem->data; if (req->status==BuddyLookupDone || req->status==BuddyLookupFailure){ if (req->results!=NULL){ BuddyInfo *i=(BuddyInfo*)req->results->data; ms_list_free(req->results); req->results=NULL; assign_buddy_info(lc,i); } sip_setup_context_buddy_lookup_free(ctx,req); elem->data=NULL; } } /*purge completed requests */ while((elem=ms_list_find(lc->bl_reqs,NULL))!=NULL){ lc->bl_reqs=ms_list_remove_link(lc->bl_reqs,elem); } } static void linphone_core_grab_buddy_infos(LinphoneCore *lc, LinphoneProxyConfig *cfg){ const MSList *elem; SipSetupContext *ctx=linphone_proxy_config_get_sip_setup_context(cfg); for(elem=linphone_core_get_friend_list(lc);elem!=NULL;elem=elem->next){ LinphoneFriend *lf=(LinphoneFriend*)elem->data; if (lf->info==NULL){ if (linphone_core_lookup_known_proxy(lc,lf->uri)==cfg){ if (linphone_address_get_username(lf->uri)!=NULL){ BuddyLookupRequest *req; char *tmp=linphone_address_as_string_uri_only(lf->uri); req=sip_setup_context_create_buddy_lookup_request(ctx); buddy_lookup_request_set_key(req,tmp); buddy_lookup_request_set_max_results(req,1); sip_setup_context_buddy_lookup_submit(ctx,req); lc->bl_reqs=ms_list_append(lc->bl_reqs,req); ms_free(tmp); } } } } } static void linphone_core_do_plugin_tasks(LinphoneCore *lc){ LinphoneProxyConfig *cfg=NULL; linphone_core_get_default_proxy(lc,&cfg); if (cfg){ if (lc->bl_refresh){ SipSetupContext *ctx=linphone_proxy_config_get_sip_setup_context(cfg); if (ctx && (sip_setup_context_get_capabilities(ctx) & SIP_SETUP_CAP_BUDDY_LOOKUP)){ linphone_core_grab_buddy_infos(lc,cfg); lc->bl_refresh=FALSE; } } if (lc->bl_reqs) analyze_buddy_lookup_results(lc,cfg); } } /** * Main loop function. It is crucial that your application call it periodically. * * @ingroup initializing * linphone_core_iterate() performs various backgrounds tasks: * - receiving of SIP messages * - handles timers and timeout * - performs registration to proxies * - authentication retries * The application MUST call this function periodically, in its main loop. * Be careful that this function must be called from the same thread as * other liblinphone methods. If it is not the case make sure all liblinphone calls are * serialized with a mutex. **/ void linphone_core_iterate(LinphoneCore *lc){ MSList *calls; LinphoneCall *call; time_t curtime=time(NULL); int elapsed; bool_t one_second_elapsed=FALSE; if (curtime-lc->prevtime>=1){ lc->prevtime=curtime; one_second_elapsed=TRUE; } if (lc->ecc!=NULL){ LinphoneEcCalibratorStatus ecs=ec_calibrator_get_status(lc->ecc); if (ecs!=LinphoneEcCalibratorInProgress){ if (lc->ecc->cb) lc->ecc->cb(lc,ecs,lc->ecc->delay,lc->ecc->cb_data); if (ecs==LinphoneEcCalibratorDone){ int len=lp_config_get_int(lc->config,"sound","ec_tail_len",0); int margin=len/2; lp_config_set_int(lc->config, "sound", "ec_delay",MAX(lc->ecc->delay-margin,0)); } else if (ecs == LinphoneEcCalibratorFailed) { lp_config_set_int(lc->config, "sound", "ec_delay", -1);/*use default value from soundcard*/ } else if (ecs == LinphoneEcCalibratorDoneNoEcho) { linphone_core_enable_echo_cancellation(lc, FALSE); } ec_calibrator_destroy(lc->ecc); lc->ecc=NULL; } } if (lc->preview_finished){ lc->preview_finished=0; ring_stop(lc->ringstream); lc->ringstream=NULL; lc_callback_obj_invoke(&lc->preview_finished_cb,lc); } if (lc->ringstream && lc->ringstream_autorelease && lc->dmfs_playing_start_time!=0 && (curtime-lc->dmfs_playing_start_time)>5){ ring_stop(lc->ringstream); lc->ringstream=NULL; lc->dmfs_playing_start_time=0; } sal_iterate(lc->sal); if (lc->msevq) ms_event_queue_pump(lc->msevq); if (lc->auto_net_state_mon) monitor_network_state(lc,curtime); proxy_update(lc); //we have to iterate for each call calls= lc->calls; while(calls!= NULL){ call = (LinphoneCall *)calls->data; elapsed = curtime-call->start_time; /* get immediately a reference to next one in case the one we are going to examine is destroy and removed during linphone_core_start_invite() */ calls=calls->next; linphone_call_background_tasks(call,one_second_elapsed); if (call->state==LinphoneCallOutgoingInit && (elapsed>=lc->sip_conf.delayed_timeout)){ /*start the call even if the OPTIONS reply did not arrive*/ if (call->ice_session != NULL) { ms_warning("ICE candidates gathering from [%s] has not finished yet, proceed with the call without ICE anyway." ,linphone_core_get_stun_server(lc)); linphone_call_delete_ice_session(call); linphone_call_stop_media_streams_for_ice_gathering(call); } #ifdef BUILD_UPNP if (call->upnp_session != NULL) { ms_warning("uPnP mapping has not finished yet, proceeded with the call without uPnP anyway."); linphone_call_delete_upnp_session(call); } #endif //BUILD_UPNP linphone_core_start_invite(lc,call); } if (call->state==LinphoneCallIncomingReceived){ ms_message("incoming call ringing for %i seconds",elapsed); if (elapsed>lc->sip_conf.inc_timeout){ LinphoneReason decline_reason; ms_message("incoming call timeout (%i)",lc->sip_conf.inc_timeout); decline_reason=lc->current_call ? LinphoneReasonBusy : LinphoneReasonDeclined; call->log->status=LinphoneCallMissed; call->reason=LinphoneReasonNotAnswered; linphone_core_decline_call(lc,call,decline_reason); } } if (lc->sip_conf.in_call_timeout > 0 && elapsed>lc->sip_conf.in_call_timeout) { ms_message("in call timeout (%i)",lc->sip_conf.in_call_timeout); linphone_core_terminate_call(lc,call); } } if (linphone_core_video_preview_enabled(lc)){ if (lc->previewstream==NULL && lc->calls==NULL) toggle_video_preview(lc,TRUE); #ifdef VIDEO_ENABLED if (lc->previewstream) video_stream_iterate(lc->previewstream); #endif }else{ if (lc->previewstream!=NULL) toggle_video_preview(lc,FALSE); } linphone_core_run_hooks(lc); linphone_core_do_plugin_tasks(lc); if (lc->initial_subscribes_sent==FALSE && lc->netup_time!=0 && (curtime-lc->netup_time)>3){ linphone_core_send_initial_subscribes(lc); lc->initial_subscribes_sent=TRUE; } if (one_second_elapsed) { if (lp_config_needs_commit(lc->config)) { lp_config_sync(lc->config); } } } /** * Interpret a call destination as supplied by the user, and returns a fully qualified * LinphoneAddress. * * @ingroup call_control * * A sip address should look like DisplayName . * Basically this function performs the following tasks * - if a phone number is entered, prepend country prefix of the default proxy * configuration, eventually escape the '+' by 00. * - if no domain part is supplied, append the domain name of the default proxy * - if no sip: is present, prepend it * * The result is a syntaxically correct SIP address. **/ LinphoneAddress * linphone_core_interpret_url(LinphoneCore *lc, const char *url){ enum_lookup_res_t *enumres=NULL; char *enum_domain=NULL; LinphoneProxyConfig *proxy=lc->default_proxy;; char *tmpurl; LinphoneAddress *uri; if (is_enum(url,&enum_domain)){ if (lc->vtable.display_status!=NULL) lc->vtable.display_status(lc,_("Looking for telephone number destination...")); if (enum_lookup(enum_domain,&enumres)<0){ if (lc->vtable.display_status!=NULL) lc->vtable.display_status(lc,_("Could not resolve this number.")); ms_free(enum_domain); return NULL; } ms_free(enum_domain); tmpurl=enumres->sip_address[0]; uri=linphone_address_new(tmpurl); enum_lookup_res_free(enumres); return uri; } /* check if we have a "sip:" */ if (strstr(url,"sip:")==NULL){ /* this doesn't look like a true sip uri */ if (strchr(url,'@')!=NULL){ /* seems like sip: is missing !*/ tmpurl=ms_strdup_printf("sip:%s",url); uri=linphone_address_new(tmpurl); ms_free(tmpurl); if (uri){ return uri; } } if (proxy!=NULL){ /* append the proxy domain suffix */ const char *identity=linphone_proxy_config_get_identity(proxy); char normalized_username[128]; uri=linphone_address_new(identity); if (uri==NULL){ return NULL; } linphone_address_set_display_name(uri,NULL); linphone_proxy_config_normalize_number(proxy,url,normalized_username, sizeof(normalized_username)); linphone_address_set_username(uri,normalized_username); return uri; }else return NULL; } uri=linphone_address_new(url); if (uri!=NULL){ return uri; } /* else we could not do anything with url given by user, so display an error */ if (lc->vtable.display_warning!=NULL){ lc->vtable.display_warning(lc,_("Could not parse given sip address. A sip url usually looks like sip:user@domain")); } return NULL; } /** * Returns the default identity SIP address. * * @ingroup proxies * This is an helper function: * * If no default proxy is set, this will return the primary contact ( * see linphone_core_get_primary_contact() ). If a default proxy is set * it returns the registered identity on the proxy. **/ const char * linphone_core_get_identity(LinphoneCore *lc){ LinphoneProxyConfig *proxy=NULL; const char *from; linphone_core_get_default_proxy(lc,&proxy); if (proxy!=NULL) { from=linphone_proxy_config_get_identity(proxy); }else from=linphone_core_get_primary_contact(lc); return from; } const char * linphone_core_get_route(LinphoneCore *lc){ LinphoneProxyConfig *proxy=NULL; const char *route=NULL; linphone_core_get_default_proxy(lc,&proxy); if (proxy!=NULL) { route=linphone_proxy_config_get_route(proxy); } return route; } void linphone_core_start_refered_call(LinphoneCore *lc, LinphoneCall *call){ if (call->refer_pending){ LinphoneCallParams *cp=linphone_core_create_default_call_parameters(lc); LinphoneCall *newcall; cp->has_video &= !!lc->video_policy.automatically_initiate; cp->referer=call; ms_message("Starting new call to refered address %s",call->refer_to); call->refer_pending=FALSE; newcall=linphone_core_invite_with_params(lc,call->refer_to,cp); linphone_call_params_destroy(cp); if (newcall) linphone_core_notify_refer_state(lc,call,newcall); } } void linphone_core_notify_refer_state(LinphoneCore *lc, LinphoneCall *referer, LinphoneCall *newcall){ if (referer->op!=NULL){ sal_call_notify_refer_state(referer->op,newcall ? newcall->op : NULL); } } LinphoneProxyConfig * linphone_core_lookup_known_proxy(LinphoneCore *lc, const LinphoneAddress *uri){ const MSList *elem; LinphoneProxyConfig *found_cfg=NULL; LinphoneProxyConfig *default_cfg=lc->default_proxy; /*always prefer the default proxy if it is matching the destination uri*/ if (default_cfg){ const char *domain=linphone_proxy_config_get_domain(default_cfg); if (strcmp(domain,linphone_address_get_domain(uri))==0) return default_cfg; } /*otherwise iterate through the other proxy config and return the first matching*/ for (elem=linphone_core_get_proxy_config_list(lc);elem!=NULL;elem=elem->next){ LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)elem->data; const char *domain=linphone_proxy_config_get_domain(cfg); if (domain!=NULL && strcmp(domain,linphone_address_get_domain(uri))==0){ found_cfg=cfg; break; } } return found_cfg; } const char *linphone_core_find_best_identity(LinphoneCore *lc, const LinphoneAddress *to, const char **route){ LinphoneProxyConfig *cfg=linphone_core_lookup_known_proxy(lc,to); if (cfg==NULL) linphone_core_get_default_proxy (lc,&cfg); if (cfg!=NULL){ if (route) *route=linphone_proxy_config_get_route(cfg); return linphone_proxy_config_get_identity (cfg); } return linphone_core_get_primary_contact (lc); } static char *get_fixed_contact(LinphoneCore *lc, LinphoneCall *call , LinphoneProxyConfig *dest_proxy){ LinphoneAddress *ctt; const char *localip=call->localip; /* first use user's supplied ip address if asked*/ if (linphone_core_get_firewall_policy(lc)==LinphonePolicyUseNatAddress){ ctt=linphone_core_get_primary_contact_parsed(lc); return ms_strdup_printf("sip:%s@%s",linphone_address_get_username(ctt), linphone_core_get_nat_address_resolved(lc)); } /* if already choosed, don't change it */ if (call->op && sal_op_get_contact(call->op)!=NULL){ return NULL; } /* if the ping OPTIONS request succeeded use the contact guessed from the received, rport*/ if (call->ping_op){ const char *guessed=sal_op_get_contact(call->ping_op); if (guessed){ ms_message("Contact has been fixed using OPTIONS to %s",guessed); return ms_strdup(guessed); } } /*if using a proxy, use the contact address as guessed with the REGISTERs*/ if (dest_proxy && dest_proxy->op){ const char *fixed_contact=sal_op_get_contact(dest_proxy->op); if (fixed_contact) { ms_message("Contact has been fixed using proxy to %s",fixed_contact); return ms_strdup(fixed_contact); } } ctt=linphone_core_get_primary_contact_parsed(lc); if (ctt!=NULL){ char *ret; /*otherwise use supllied localip*/ linphone_address_set_domain(ctt,localip); linphone_address_set_port_int(ctt,linphone_core_get_sip_port(lc)); ret=linphone_address_as_string_uri_only(ctt); linphone_address_destroy(ctt); ms_message("Contact has been fixed using local ip to %s",ret); return ret; } return NULL; } int linphone_core_proceed_with_invite_if_ready(LinphoneCore *lc, LinphoneCall *call, LinphoneProxyConfig *dest_proxy){ bool_t ice_ready = FALSE; bool_t upnp_ready = FALSE; bool_t ping_ready = FALSE; if (call->ice_session != NULL) { if (ice_session_candidates_gathered(call->ice_session)) ice_ready = TRUE; } else { ice_ready = TRUE; } #ifdef BUILD_UPNP if (call->upnp_session != NULL) { if (linphone_upnp_session_get_state(call->upnp_session) == LinphoneUpnpStateOk) upnp_ready = TRUE; } else { upnp_ready = TRUE; } #else upnp_ready=TRUE; #endif //BUILD_UPNP if (call->ping_op != NULL) { if (call->ping_replied == TRUE) ping_ready = TRUE; } else { ping_ready = TRUE; } if ((ice_ready == TRUE) && (upnp_ready == TRUE) && (ping_ready == TRUE)) { return linphone_core_start_invite(lc, call); } return 0; } int linphone_core_start_invite(LinphoneCore *lc, LinphoneCall *call){ int err; char *contact; char *real_url,*barmsg; char *from; LinphoneProxyConfig *dest_proxy=call->dest_proxy; /*try to be best-effort in giving real local or routable contact address */ contact=get_fixed_contact(lc,call,dest_proxy); if (contact){ sal_op_set_contact(call->op, contact); ms_free(contact); } linphone_core_stop_dtmf_stream(lc); linphone_call_init_media_streams(call); if (lc->ringstream==NULL) audio_stream_prepare_sound(call->audiostream,lc->sound_conf.play_sndcard,lc->sound_conf.capt_sndcard); linphone_call_make_local_media_description(lc,call); if (!lc->sip_conf.sdp_200_ack){ call->media_pending=TRUE; sal_call_set_local_media_description(call->op,call->localdesc); } real_url=linphone_address_as_string(call->log->to); from=linphone_address_as_string(call->log->from); err=sal_call(call->op,from,real_url); call->log->call_id=ms_strdup(sal_op_get_call_id(call->op)); /*must be known at that time*/ if (lc->sip_conf.sdp_200_ack){ call->media_pending=TRUE; sal_call_set_local_media_description(call->op,call->localdesc); } barmsg=ortp_strdup_printf("%s %s", _("Contacting"), real_url); if (lc->vtable.display_status!=NULL) lc->vtable.display_status(lc,barmsg); ms_free(barmsg); if (err<0){ if (lc->vtable.display_status!=NULL) lc->vtable.display_status(lc,_("Could not call")); linphone_call_stop_media_streams(call); linphone_call_set_state(call,LinphoneCallError,"Call failed"); }else { linphone_call_set_state(call,LinphoneCallOutgoingProgress,"Outgoing call in progress"); } ms_free(real_url); ms_free(from); return err; } /** * Initiates an outgoing call * * @ingroup call_control * @param lc the LinphoneCore object * @param url the destination of the call (sip address, or phone number). * * The application doesn't own a reference to the returned LinphoneCall object. * Use linphone_call_ref() to safely keep the LinphoneCall pointer valid within your application. * * @return a LinphoneCall object or NULL in case of failure **/ LinphoneCall * linphone_core_invite(LinphoneCore *lc, const char *url){ LinphoneCall *call; LinphoneCallParams *p=linphone_core_create_default_call_parameters (lc); p->has_video &= !!lc->video_policy.automatically_initiate; call=linphone_core_invite_with_params(lc,url,p); linphone_call_params_destroy(p); return call; } /** * Initiates an outgoing call according to supplied call parameters * * @ingroup call_control * @param lc the LinphoneCore object * @param url the destination of the call (sip address, or phone number). * @param p call parameters * * The application doesn't own a reference to the returned LinphoneCall object. * Use linphone_call_ref() to safely keep the LinphoneCall pointer valid within your application. * * @return a LinphoneCall object or NULL in case of failure **/ LinphoneCall * linphone_core_invite_with_params(LinphoneCore *lc, const char *url, const LinphoneCallParams *p){ LinphoneAddress *addr=linphone_core_interpret_url(lc,url); if (addr){ LinphoneCall *call; call=linphone_core_invite_address_with_params(lc,addr,p); linphone_address_destroy(addr); return call; } return NULL; } /** * Initiates an outgoing call given a destination LinphoneAddress * * @ingroup call_control * @param lc the LinphoneCore object * @param addr the destination of the call (sip address). * * The LinphoneAddress can be constructed directly using linphone_address_new(), or * created by linphone_core_interpret_url(). * The application doesn't own a reference to the returned LinphoneCall object. * Use linphone_call_ref() to safely keep the LinphoneCall pointer valid within your application. * * @return a LinphoneCall object or NULL in case of failure **/ LinphoneCall * linphone_core_invite_address(LinphoneCore *lc, const LinphoneAddress *addr){ LinphoneCall *call; LinphoneCallParams *p=linphone_core_create_default_call_parameters(lc); p->has_video &= !!lc->video_policy.automatically_initiate; call=linphone_core_invite_address_with_params (lc,addr,p); linphone_call_params_destroy(p); return call; } /** * Initiates an outgoing call given a destination LinphoneAddress * * @ingroup call_control * @param lc the LinphoneCore object * @param addr the destination of the call (sip address). @param params call parameters * * The LinphoneAddress can be constructed directly using linphone_address_new(), or * created by linphone_core_interpret_url(). * The application doesn't own a reference to the returned LinphoneCall object. * Use linphone_call_ref() to safely keep the LinphoneCall pointer valid within your application. * * @return a LinphoneCall object or NULL in case of failure **/ LinphoneCall * linphone_core_invite_address_with_params(LinphoneCore *lc, const LinphoneAddress *addr, const LinphoneCallParams *params) { const char *route=NULL; const char *from=NULL; LinphoneProxyConfig *proxy=NULL,*dest_proxy=NULL; LinphoneAddress *parsed_url2=NULL; char *real_url=NULL; LinphoneCall *call; bool_t defer = FALSE; linphone_core_preempt_sound_resources(lc); if(!linphone_core_can_we_add_call(lc)){ if (lc->vtable.display_warning) lc->vtable.display_warning(lc,_("Sorry, we have reached the maximum number of simultaneous calls")); return NULL; } linphone_core_get_default_proxy(lc,&proxy); route=linphone_core_get_route(lc); real_url=linphone_address_as_string(addr); dest_proxy=linphone_core_lookup_known_proxy(lc,addr); if (proxy!=dest_proxy && dest_proxy!=NULL) { ms_message("Overriding default proxy setting for this call:"); ms_message("The used identity will be %s",linphone_proxy_config_get_identity(dest_proxy)); } if (dest_proxy!=NULL) from=linphone_proxy_config_get_identity(dest_proxy); else if (proxy!=NULL) from=linphone_proxy_config_get_identity(proxy); /* if no proxy or no identity defined for this proxy, default to primary contact*/ if (from==NULL) from=linphone_core_get_primary_contact(lc); parsed_url2=linphone_address_new(from); call=linphone_call_new_outgoing(lc,parsed_url2,linphone_address_clone(addr),params); call->dest_proxy=dest_proxy; sal_op_set_route(call->op,route); if(linphone_core_add_call(lc,call)!= 0) { ms_warning("we had a problem in adding the call into the invite ... weird"); linphone_call_unref(call); return NULL; } /* this call becomes now the current one*/ lc->current_call=call; linphone_call_set_state (call,LinphoneCallOutgoingInit,"Starting outgoing call"); if (linphone_core_get_firewall_policy(call->core) == LinphonePolicyUseIce) { /* Defer the start of the call after the ICE gathering process. */ linphone_call_init_media_streams(call); linphone_call_start_media_streams_for_ice_gathering(call); call->start_time=time(NULL); if (linphone_core_gather_ice_candidates(lc,call)<0) { /* Ice candidates gathering failed, proceed with the call anyway. */ linphone_call_delete_ice_session(call); linphone_call_stop_media_streams_for_ice_gathering(call); } else { defer = TRUE; } } else if (linphone_core_get_firewall_policy(call->core) == LinphonePolicyUseUpnp) { #ifdef BUILD_UPNP linphone_call_init_media_streams(call); call->start_time=time(NULL); if (linphone_core_update_upnp(lc,call)<0) { /* uPnP port mappings failed, proceed with the call anyway. */ linphone_call_delete_upnp_session(call); } else { defer = TRUE; } #endif //BUILD_UPNP } if (call->dest_proxy==NULL && lc->sip_conf.ping_with_options==TRUE){ #ifdef BUILD_UPNP if (lc->upnp != NULL && linphone_core_get_firewall_policy(lc)==LinphonePolicyUseUpnp && linphone_upnp_context_get_state(lc->upnp) == LinphoneUpnpStateOk) { #else //BUILD_UPNP { #endif //BUILD_UPNP /*defer the start of the call after the OPTIONS ping*/ call->ping_replied=FALSE; call->ping_op=sal_op_new(lc->sal); sal_ping(call->ping_op,from,real_url); sal_op_set_user_pointer(call->ping_op,call); call->start_time=time(NULL); defer = TRUE; } } if (defer==FALSE) linphone_core_start_invite(lc,call); if (real_url!=NULL) ms_free(real_url); return call; } /** * Performs a simple call transfer to the specified destination. * * @ingroup call_control * The remote endpoint is expected to issue a new call to the specified destination. * The current call remains active and thus can be later paused or terminated. **/ int linphone_core_transfer_call(LinphoneCore *lc, LinphoneCall *call, const char *url) { char *real_url=NULL; LinphoneAddress *real_parsed_url=linphone_core_interpret_url(lc,url); if (!real_parsed_url){ /* bad url */ return -1; } if (call==NULL){ ms_warning("No established call to refer."); return -1; } //lc->call=NULL; //Do not do that you will lose the call afterward . . . real_url=linphone_address_as_string (real_parsed_url); sal_call_refer(call->op,real_url); ms_free(real_url); linphone_address_destroy(real_parsed_url); linphone_call_set_transfer_state(call, LinphoneCallOutgoingInit); return 0; } /** * Transfer a call to destination of another running call. This is used for "attended transfer" scenarios. * @param lc linphone core object * @param call a running call you want to transfer * @param dest a running call whose remote person will receive the transfer * * @ingroup call_control * * The transfered call is supposed to be in paused state, so that it is able to accept the transfer immediately. * The destination call is a call previously established to introduce the transfered person. * This method will send a transfer request to the transfered person. The phone of the transfered is then * expected to automatically call to the destination of the transfer. The receiver of the transfer will then automatically * close the call with us (the 'dest' call). **/ int linphone_core_transfer_call_to_another(LinphoneCore *lc, LinphoneCall *call, LinphoneCall *dest){ int result = sal_call_refer_with_replaces (call->op,dest->op); linphone_call_set_transfer_state(call, LinphoneCallOutgoingInit); return result; } bool_t linphone_core_inc_invite_pending(LinphoneCore*lc){ LinphoneCall *call = linphone_core_get_current_call(lc); if(call != NULL) { if(call->dir==LinphoneCallIncoming && (call->state == LinphoneCallIncomingReceived || call->state == LinphoneCallIncomingEarlyMedia)) return TRUE; } return FALSE; } bool_t linphone_core_incompatible_security(LinphoneCore *lc, SalMediaDescription *md){ if (linphone_core_is_media_encryption_mandatory(lc) && linphone_core_get_media_encryption(lc)==LinphoneMediaEncryptionSRTP){ int i; for(i=0;in_active_streams;i++){ SalStreamDescription *sd=&md->streams[i]; if (sd->proto!=SalProtoRtpSavp){ return TRUE; } } } return FALSE; } void linphone_core_notify_incoming_call(LinphoneCore *lc, LinphoneCall *call){ char *barmesg; char *tmp; LinphoneAddress *from_parsed; SalMediaDescription *md; bool_t propose_early_media=lp_config_get_int(lc->config,"sip","incoming_calls_early_media",FALSE); const char *ringback_tone=linphone_core_get_remote_ringback_tone (lc); linphone_call_make_local_media_description(lc,call); sal_call_set_local_media_description(call->op,call->localdesc); md=sal_call_get_final_media_description(call->op); if (md){ if (sal_media_description_empty(md) || linphone_core_incompatible_security(lc,md)){ sal_call_decline(call->op,SalReasonMedia,NULL); linphone_call_unref(call); return; } } from_parsed=linphone_address_new(sal_op_get_from(call->op)); linphone_address_clean(from_parsed); tmp=linphone_address_as_string(from_parsed); linphone_address_destroy(from_parsed); barmesg=ortp_strdup_printf("%s %s%s",tmp,_("is contacting you"), (sal_call_autoanswer_asked(call->op)) ?_(" and asked autoanswer."):_(".")); if (lc->vtable.show) lc->vtable.show(lc); if (lc->vtable.display_status) lc->vtable.display_status(lc,barmesg); /* play the ring if this is the only call*/ if (ms_list_size(lc->calls)==1){ lc->current_call=call; if (lc->ringstream && lc->dmfs_playing_start_time!=0){ ring_stop(lc->ringstream); lc->ringstream=NULL; lc->dmfs_playing_start_time=0; } if (lc->sound_conf.ring_sndcard!=NULL){ if(lc->ringstream==NULL && lc->sound_conf.local_ring){ MSSndCard *ringcard=lc->sound_conf.lsd_card ?lc->sound_conf.lsd_card : lc->sound_conf.ring_sndcard; ms_message("Starting local ring..."); lc->ringstream=ring_start(lc->sound_conf.local_ring,2000,ringcard); } else { ms_message("the local ring is already started"); } } }else{ /* else play a tone within the context of the current call */ call->ringing_beep=TRUE; linphone_core_play_named_tone(lc,LinphoneToneCallWaiting); } linphone_call_set_state(call,LinphoneCallIncomingReceived,"Incoming call"); if (call->state==LinphoneCallIncomingReceived){ sal_call_notify_ringing(call->op,propose_early_media || ringback_tone!=NULL); if (propose_early_media || ringback_tone!=NULL){ linphone_call_set_state(call,LinphoneCallIncomingEarlyMedia,"Incoming call early media"); md=sal_call_get_final_media_description(call->op); linphone_core_update_streams(lc,call,md); } if (sal_call_get_replaces(call->op)!=NULL && lp_config_get_int(lc->config,"sip","auto_answer_replacing_calls",1)){ linphone_core_accept_call(lc,call); } } linphone_call_unref(call); ms_free(barmesg); ms_free(tmp); } int linphone_core_start_update_call(LinphoneCore *lc, LinphoneCall *call){ const char *subject; call->camera_active=call->params.has_video; if (call->ice_session != NULL) { linphone_core_update_local_media_description_from_ice(call->localdesc, call->ice_session); } #ifdef BUILD_UPNP if(call->upnp_session != NULL) { linphone_core_update_local_media_description_from_upnp(call->localdesc, call->upnp_session); } #endif //BUILD_UPNP if (call->params.in_conference){ subject="Conference"; }else{ subject="Media change"; } if (lc->vtable.display_status) lc->vtable.display_status(lc,_("Modifying call parameters...")); sal_call_set_local_media_description (call->op,call->localdesc); return sal_call_update(call->op,subject); } /** * @ingroup call_control * Updates a running call according to supplied call parameters or parameters changed in the LinphoneCore. * * In this version this is limited to the following use cases: * - setting up/down the video stream according to the video parameter of the LinphoneCallParams (see linphone_call_params_enable_video() ). * - changing the size of the transmitted video after calling linphone_core_set_preferred_video_size() * * In case no changes are requested through the LinphoneCallParams argument, then this argument can be omitted and set to NULL. * @param lc the core * @param call the call to be updated * @param params the new call parameters to use. (may be NULL) * @return 0 if successful, -1 otherwise. **/ int linphone_core_update_call(LinphoneCore *lc, LinphoneCall *call, const LinphoneCallParams *params){ int err=0; if (params!=NULL){ linphone_call_set_state(call,LinphoneCallUpdating,"Updating call"); #ifdef VIDEO_ENABLED bool_t has_video = call->params.has_video; // Video removing if((call->videostream != NULL) && !params->has_video) { if (call->ice_session != NULL) { ice_session_remove_check_list(call->ice_session, call->videostream->ms.ice_check_list); call->videostream->ms.ice_check_list = NULL; } #ifdef BUILD_UPNP if(call->upnp_session != NULL) { if (linphone_core_update_upnp(lc, call)<0) { /* uPnP port mappings failed, proceed with the call anyway. */ linphone_call_delete_upnp_session(call); } } #endif //BUILD_UPNP } _linphone_call_params_copy(&call->params,params); linphone_call_make_local_media_description(lc, call); // Video adding if (!has_video && call->params.has_video) { if (call->ice_session != NULL) { /* Defer call update until the ICE candidates gathering process has finished. */ ms_message("Defer call update to gather ICE candidates"); linphone_call_init_video_stream(call); video_stream_prepare_video(call->videostream); if (linphone_core_gather_ice_candidates(lc,call)<0) { /* Ice candidates gathering failed, proceed with the call anyway. */ linphone_call_delete_ice_session(call); } else { return err; } } #ifdef BUILD_UPNP if(call->upnp_session != NULL) { ms_message("Defer call update to add uPnP port mappings"); linphone_call_init_video_stream(call); video_stream_prepare_video(call->videostream); if (linphone_core_update_upnp(lc, call)<0) { /* uPnP port mappings failed, proceed with the call anyway. */ linphone_call_delete_upnp_session(call); } else { return err; } } #endif //BUILD_UPNP } #endif err = linphone_core_start_update_call(lc, call); }else{ #ifdef VIDEO_ENABLED if (call->videostream!=NULL){ video_stream_set_sent_video_size(call->videostream,linphone_core_get_preferred_video_size(lc)); if (call->camera_active && call->videostream->cam!=lc->video_conf.device){ video_stream_change_camera(call->videostream,lc->video_conf.device); }else video_stream_update_video_params(call->videostream); } #endif } return err; } /** * @ingroup call_control * When receiving a #LinphoneCallUpdatedByRemote state notification, prevent LinphoneCore from performing an automatic answer. * * When receiving a #LinphoneCallUpdatedByRemote state notification (ie an incoming reINVITE), the default behaviour of * LinphoneCore is to automatically answer the reINIVTE with call parameters unchanged. * However when for example when the remote party updated the call to propose a video stream, it can be useful * to prompt the user before answering. This can be achieved by calling linphone_core_defer_call_update() during * the call state notifiacation, to deactivate the automatic answer that would just confirm the audio but reject the video. * Then, when the user responds to dialog prompt, it becomes possible to call linphone_core_accept_call_update() to answer * the reINVITE, with eventually video enabled in the LinphoneCallParams argument. * * @return 0 if successful, -1 if the linphone_core_defer_call_update() was done outside a #LinphoneCallUpdatedByRemote notification, which is illegal. **/ int linphone_core_defer_call_update(LinphoneCore *lc, LinphoneCall *call){ if (call->state==LinphoneCallUpdatedByRemote){ call->defer_update=TRUE; return 0; } ms_error("linphone_core_defer_call_update() not done in state LinphoneCallUpdatedByRemote"); return -1; } int linphone_core_start_accept_call_update(LinphoneCore *lc, LinphoneCall *call){ SalMediaDescription *md; if (call->ice_session != NULL) { if (ice_session_nb_losing_pairs(call->ice_session) > 0) { /* Defer the sending of the answer until there are no losing pairs left. */ return 0; } linphone_core_update_local_media_description_from_ice(call->localdesc, call->ice_session); } #ifdef BUILD_UPNP if(call->upnp_session != NULL) { linphone_core_update_local_media_description_from_upnp(call->localdesc, call->upnp_session); } #endif //BUILD_UPNP linphone_call_update_remote_session_id_and_ver(call); sal_call_set_local_media_description(call->op,call->localdesc); sal_call_accept(call->op); md=sal_call_get_final_media_description(call->op); if (md && !sal_media_description_empty(md)) linphone_core_update_streams (lc,call,md); linphone_call_set_state(call,LinphoneCallStreamsRunning,"Connected (streams running)"); return 0; } /** * @ingroup call_control * Accept call modifications initiated by other end. * * This call may be performed in response to a #LinphoneCallUpdatedByRemote state notification. * When such notification arrives, the application can decide to call linphone_core_defer_update_call() so that it can * have the time to prompt the user. linphone_call_get_remote_params() can be used to get information about the call parameters * requested by the other party, such as whether a video stream is requested. * * When the user accepts or refuse the change, linphone_core_accept_call_update() can be done to answer to the other party. * If params is NULL, then the same call parameters established before the update request will continue to be used (no change). * If params is not NULL, then the update will be accepted according to the parameters passed. * Typical example is when a user accepts to start video, then params should indicate that video stream should be used * (see linphone_call_params_enable_video()). * @param lc the linphone core object. * @param call the LinphoneCall object * @param params a LinphoneCallParams object describing the call parameters to accept. * @return 0 if sucessful, -1 otherwise (actually when this function call is performed outside ot #LinphoneCallUpdatedByRemote state). **/ int linphone_core_accept_call_update(LinphoneCore *lc, LinphoneCall *call, const LinphoneCallParams *params){ SalMediaDescription *remote_desc; bool_t keep_sdp_version; #ifdef VIDEO_ENABLED bool_t old_has_video = call->params.has_video; #endif if (call->state!=LinphoneCallUpdatedByRemote){ ms_error("linphone_core_accept_update(): invalid state %s to call this function.", linphone_call_state_to_string(call->state)); return -1; } remote_desc = sal_call_get_remote_media_description(call->op); keep_sdp_version = lp_config_get_int(lc->config, "sip", "keep_sdp_version", 0); if (keep_sdp_version &&(remote_desc->session_id == call->remote_session_id) && (remote_desc->session_ver == call->remote_session_ver)) { /* Remote has sent an INVITE with the same SDP as before, so send a 200 OK with the same SDP as before. */ ms_warning("SDP version has not changed, send same SDP as before."); sal_call_accept(call->op); linphone_call_set_state(call,LinphoneCallStreamsRunning,"Connected (streams running)"); return 0; } if (params==NULL){ call->params.has_video=lc->video_policy.automatically_accept || call->current_params.has_video; }else call->params=*params; if (call->params.has_video && !linphone_core_video_enabled(lc)){ ms_warning("linphone_core_accept_call_update(): requested video but video support is globally disabled. Refusing video."); call->params.has_video=FALSE; } if (call->current_params.in_conference) { ms_warning("Video isn't supported in conference"); call->params.has_video = FALSE; } call->params.has_video &= linphone_core_media_description_contains_video_stream(remote_desc); call->camera_active=call->params.has_video; linphone_call_make_local_media_description(lc,call); if (call->ice_session != NULL) { linphone_core_update_ice_from_remote_media_description(call, remote_desc); #ifdef VIDEO_ENABLED if ((call->ice_session != NULL) &&!ice_session_candidates_gathered(call->ice_session)) { if ((call->params.has_video) && (call->params.has_video != old_has_video)) { linphone_call_init_video_stream(call); video_stream_prepare_video(call->videostream); if (linphone_core_gather_ice_candidates(lc,call)<0) { /* Ice candidates gathering failed, proceed with the call anyway. */ linphone_call_delete_ice_session(call); } else return 0; } } #endif //VIDEO_ENABLED } #ifdef BUILD_UPNP if(call->upnp_session != NULL) { linphone_core_update_upnp_from_remote_media_description(call, sal_call_get_remote_media_description(call->op)); #ifdef VIDEO_ENABLED if ((call->params.has_video) && (call->params.has_video != old_has_video)) { linphone_call_init_video_stream(call); video_stream_prepare_video(call->videostream); if (linphone_core_update_upnp(lc, call)<0) { /* uPnP update failed, proceed with the call anyway. */ linphone_call_delete_upnp_session(call); } else return 0; } #endif //VIDEO_ENABLED } #endif //BUILD_UPNP linphone_core_start_accept_call_update(lc, call); return 0; } /** * Accept an incoming call. * * @ingroup call_control * Basically the application is notified of incoming calls within the * call_state_changed callback of the #LinphoneCoreVTable structure, where it will receive * a LinphoneCallIncoming event with the associated LinphoneCall object. * The application can later accept the call using this method. * @param lc the LinphoneCore object * @param call the LinphoneCall object representing the call to be answered. * **/ int linphone_core_accept_call(LinphoneCore *lc, LinphoneCall *call){ return linphone_core_accept_call_with_params(lc,call,NULL); } /** * Accept an incoming call, with parameters. * * @ingroup call_control * Basically the application is notified of incoming calls within the * call_state_changed callback of the #LinphoneCoreVTable structure, where it will receive * a LinphoneCallIncoming event with the associated LinphoneCall object. * The application can later accept the call using * this method. * @param lc the LinphoneCore object * @param call the LinphoneCall object representing the call to be answered. * @param params the specific parameters for this call, for example whether video is accepted or not. Use NULL to use default parameters. * **/ int linphone_core_accept_call_with_params(LinphoneCore *lc, LinphoneCall *call, const LinphoneCallParams *params) { LinphoneProxyConfig *cfg=NULL; const char *contact=NULL; SalOp *replaced; SalMediaDescription *new_md; bool_t was_ringing=FALSE; if (call==NULL){ //if just one call is present answer the only one ... if(linphone_core_get_calls_nb (lc) != 1) return -1; else call = (LinphoneCall*)linphone_core_get_calls(lc)->data; } if (call->state==LinphoneCallConnected){ /*call already accepted*/ return -1; } /* check if this call is supposed to replace an already running one*/ replaced=sal_call_get_replaces(call->op); if (replaced){ LinphoneCall *rc=(LinphoneCall*)sal_op_get_user_pointer (replaced); if (rc){ ms_message("Call %p replaces call %p. This last one is going to be terminated automatically.", call,rc); linphone_core_terminate_call(lc,rc); } } if (lc->current_call!=call){ linphone_core_preempt_sound_resources(lc); } /*stop ringing */ if (lc->ringstream!=NULL) { ms_message("stop ringing"); ring_stop(lc->ringstream); ms_message("ring stopped"); lc->ringstream=NULL; was_ringing=TRUE; } if (call->ringing_beep){ linphone_core_stop_dtmf(lc); call->ringing_beep=FALSE; } linphone_core_get_default_proxy(lc,&cfg); call->dest_proxy=cfg; call->dest_proxy=linphone_core_lookup_known_proxy(lc,call->log->to); if (cfg!=call->dest_proxy && call->dest_proxy!=NULL) { ms_message("Overriding default proxy setting for this call:"); ms_message("The used identity will be %s",linphone_proxy_config_get_identity(call->dest_proxy)); } /*try to be best-effort in giving real local or routable contact address*/ contact=get_fixed_contact(lc,call,call->dest_proxy); if (contact) sal_op_set_contact(call->op,contact); if (params){ const SalMediaDescription *md = sal_call_get_remote_media_description(call->op); _linphone_call_params_copy(&call->params,params); // There might not be a md if the INVITE was lacking an SDP // In this case we use the parameters as is. if (md) call->params.has_video &= linphone_core_media_description_contains_video_stream(md); call->camera_active=call->params.has_video; linphone_call_make_local_media_description(lc,call); sal_call_set_local_media_description(call->op,call->localdesc); } if (call->audiostream==NULL) linphone_call_init_media_streams(call); if (!was_ringing && call->audiostream->ms.ticker==NULL){ audio_stream_prepare_sound(call->audiostream,lc->sound_conf.play_sndcard,lc->sound_conf.capt_sndcard); } linphone_call_update_remote_session_id_and_ver(call); sal_call_accept(call->op); if (lc->vtable.display_status!=NULL) lc->vtable.display_status(lc,_("Connected.")); lc->current_call=call; linphone_call_set_state(call,LinphoneCallConnected,"Connected"); new_md=sal_call_get_final_media_description(call->op); linphone_core_update_streams(lc, call, new_md); if (new_md){ linphone_call_set_state(call,LinphoneCallStreamsRunning,"Connected (streams running)"); }else call->media_pending=TRUE; ms_message("call answered."); return 0; } int linphone_core_abort_call(LinphoneCore *lc, LinphoneCall *call, const char *error){ sal_call_terminate(call->op); /*stop ringing*/ if (lc->ringstream!=NULL) { ring_stop(lc->ringstream); lc->ringstream=NULL; } linphone_call_stop_media_streams(call); #ifdef BUILD_UPNP linphone_call_delete_upnp_session(call); #endif //BUILD_UPNP if (lc->vtable.display_status!=NULL) lc->vtable.display_status(lc,_("Call aborted") ); linphone_call_set_state(call,LinphoneCallError,error); return 0; } static void terminate_call(LinphoneCore *lc, LinphoneCall *call){ if (call->state==LinphoneCallIncomingReceived){ if (call->reason!=LinphoneReasonNotAnswered) call->reason=LinphoneReasonDeclined; } /*stop ringing*/ if (lc->ringstream!=NULL) { ring_stop(lc->ringstream); lc->ringstream=NULL; } linphone_call_stop_media_streams(call); #ifdef BUILD_UPNP linphone_call_delete_upnp_session(call); #endif //BUILD_UPNP if (lc->vtable.display_status!=NULL) lc->vtable.display_status(lc,_("Call ended") ); linphone_call_set_state(call,LinphoneCallEnd,"Call terminated"); } int linphone_core_redirect_call(LinphoneCore *lc, LinphoneCall *call, const char *redirect_uri){ if (call->state==LinphoneCallIncomingReceived){ sal_call_decline(call->op,SalReasonRedirect,redirect_uri); call->reason=LinphoneReasonDeclined; terminate_call(lc,call); }else{ ms_error("Bad state for call redirection."); return -1; } return 0; } /** * Terminates a call. * * @ingroup call_control * @param lc the LinphoneCore * @param the_call the LinphoneCall object representing the call to be terminated. **/ int linphone_core_terminate_call(LinphoneCore *lc, LinphoneCall *the_call) { LinphoneCall *call; if (the_call == NULL){ call = linphone_core_get_current_call(lc); if (ms_list_size(lc->calls)==1){ call=(LinphoneCall*)lc->calls->data; }else{ ms_warning("No unique call to terminate !"); return -1; } } else { call = the_call; } sal_call_terminate(call->op); terminate_call(lc,call); return 0; } /** * Decline a pending incoming call, with a reason. * * @ingroup call_control * * @param lc the linphone core * @param call the LinphoneCall, must be in the IncomingReceived state. * @param reason the reason for rejecting the call: LinphoneReasonDeclined or LinphoneReasonBusy **/ int linphone_core_decline_call(LinphoneCore *lc, LinphoneCall * call, LinphoneReason reason){ SalReason sal_reason=SalReasonUnknown; if (call->state!=LinphoneCallIncomingReceived && call->state!=LinphoneCallIncomingEarlyMedia){ ms_error("linphone_core_decline_call(): Cannot decline a call that is in state %s",linphone_call_state_to_string(call->state)); return -1; } switch(reason){ case LinphoneReasonDeclined: sal_reason=SalReasonDeclined; break; case LinphoneReasonBusy: sal_reason=SalReasonBusy; break; default: ms_error("linphone_core_decline_call(): unsupported reason %s",linphone_reason_to_string(reason)); return -1; break; } sal_call_decline(call->op,sal_reason,NULL); terminate_call(lc,call); return 0; } /** * Terminates all the calls. * * @ingroup call_control * @param lc The LinphoneCore **/ int linphone_core_terminate_all_calls(LinphoneCore *lc){ MSList *calls=lc->calls; while(calls) { LinphoneCall *c=(LinphoneCall*)calls->data; calls=calls->next; linphone_core_terminate_call(lc,c); } return 0; } /** * Returns the current list of calls. * * Note that this list is read-only and might be changed by the core after a function call to linphone_core_iterate(). * Similarly the LinphoneCall objects inside it might be destroyed without prior notice. * To hold references to LinphoneCall object into your program, you must use linphone_call_ref(). * * @ingroup call_control **/ const MSList *linphone_core_get_calls(LinphoneCore *lc) { return lc->calls; } /** * Returns TRUE if there is a call running. * * @ingroup call_control **/ bool_t linphone_core_in_call(const LinphoneCore *lc){ return linphone_core_get_current_call((LinphoneCore *)lc)!=NULL || linphone_core_is_in_conference(lc); } /** * Returns The _LinphoneCall struct of the current call if one is in call * * @ingroup call_control **/ LinphoneCall *linphone_core_get_current_call(const LinphoneCore *lc){ return lc->current_call; } /** * Pauses the call. If a music file has been setup using linphone_core_set_play_file(), * this file will be played to the remote user. * * @ingroup call_control **/ int linphone_core_pause_call(LinphoneCore *lc, LinphoneCall *call){ int err=_linphone_core_pause_call(lc,call); if (err==0) call->paused_by_app=TRUE; return err; } /* Internal version that does not play tone indication*/ int _linphone_core_pause_call(LinphoneCore *lc, LinphoneCall *call) { const char *subject=NULL; if (call->state!=LinphoneCallStreamsRunning && call->state!=LinphoneCallPausedByRemote){ ms_warning("Cannot pause this call, it is not active."); return -1; } linphone_call_make_local_media_description(lc,call); if (call->ice_session != NULL) { linphone_core_update_local_media_description_from_ice(call->localdesc, call->ice_session); } #ifdef BUILD_UPNP if(call->upnp_session != NULL) { linphone_core_update_local_media_description_from_upnp(call->localdesc, call->upnp_session); } #endif //BUILD_UPNP if (sal_media_description_has_dir(call->resultdesc,SalStreamSendRecv)){ sal_media_description_set_dir(call->localdesc,SalStreamSendOnly); subject="Call on hold"; }else if (sal_media_description_has_dir(call->resultdesc,SalStreamRecvOnly)){ sal_media_description_set_dir(call->localdesc,SalStreamSendOnly); subject="Call on hold for me too"; }else{ ms_error("No reason to pause this call, it is already paused or inactive."); return -1; } sal_call_set_local_media_description(call->op,call->localdesc); if (sal_call_update(call->op,subject) != 0){ if (lc->vtable.display_warning) lc->vtable.display_warning(lc,_("Could not pause the call")); } lc->current_call=NULL; linphone_call_set_state(call,LinphoneCallPausing,"Pausing call"); if (lc->vtable.display_status) lc->vtable.display_status(lc,_("Pausing the current call...")); if (call->audiostream || call->videostream) linphone_call_stop_media_streams (call); call->paused_by_app=FALSE; return 0; } /** * Pause all currently running calls. * @ingroup call_control **/ int linphone_core_pause_all_calls(LinphoneCore *lc){ const MSList *elem; for(elem=lc->calls;elem!=NULL;elem=elem->next){ LinphoneCall *call=(LinphoneCall *)elem->data; LinphoneCallState cs=linphone_call_get_state(call); if (cs==LinphoneCallStreamsRunning || cs==LinphoneCallPausedByRemote){ _linphone_core_pause_call(lc,call); } } return 0; } void linphone_core_preempt_sound_resources(LinphoneCore *lc){ LinphoneCall *current_call; if (linphone_core_is_in_conference(lc)){ linphone_core_leave_conference(lc); return; } current_call=linphone_core_get_current_call(lc); if(current_call != NULL){ ms_message("Pausing automatically the current call."); _linphone_core_pause_call(lc,current_call); } if (lc->ringstream){ ring_stop(lc->ringstream); lc->ringstream=NULL; } } /** * Resumes the call. * * @ingroup call_control **/ int linphone_core_resume_call(LinphoneCore *lc, LinphoneCall *the_call) { char temp[255]={0}; LinphoneCall *call = the_call; const char *subject="Call resuming"; if(call->state!=LinphoneCallPaused ){ ms_warning("we cannot resume a call that has not been established and paused before"); return -1; } if (call->params.in_conference==FALSE){ linphone_core_preempt_sound_resources(lc); ms_message("Resuming call %p",call); } /* Stop playing music immediately. If remote side is a conference it prevents the participants to hear it while the 200OK comes back.*/ if (call->audiostream) audio_stream_play(call->audiostream, NULL); linphone_call_make_local_media_description(lc,the_call); if (call->ice_session != NULL) { linphone_core_update_local_media_description_from_ice(call->localdesc, call->ice_session); } #ifdef BUILD_UPNP if(call->upnp_session != NULL) { linphone_core_update_local_media_description_from_upnp(call->localdesc, call->upnp_session); } #endif //BUILD_UPNP sal_call_set_local_media_description(call->op,call->localdesc); sal_media_description_set_dir(call->localdesc,SalStreamSendRecv); if (call->params.in_conference && !call->current_params.in_conference) subject="Conference"; if(sal_call_update(call->op,subject) != 0){ return -1; } linphone_call_set_state (call,LinphoneCallResuming,"Resuming"); snprintf(temp,sizeof(temp)-1,"Resuming the call with %s",linphone_call_get_remote_address_as_string(call)); if (lc->vtable.display_status) lc->vtable.display_status(lc,temp); return 0; } static int remote_address_compare(LinphoneCall *call, const LinphoneAddress *raddr){ const LinphoneAddress *addr=linphone_call_get_remote_address (call); return !linphone_address_weak_equal (addr,raddr); } /** * Get the call with the remote_address specified * @param lc * @param remote_address * @return the LinphoneCall of the call if found * * @ingroup call_control */ LinphoneCall *linphone_core_get_call_by_remote_address(LinphoneCore *lc, const char *remote_address){ LinphoneAddress *raddr=linphone_address_new(remote_address); MSList *elem=ms_list_find_custom(lc->calls,(int (*)(const void*,const void *))remote_address_compare,raddr); if (elem) return (LinphoneCall*) elem->data; return NULL; } int linphone_core_send_publish(LinphoneCore *lc, LinphoneOnlineStatus presence_mode) { const MSList *elem; for (elem=linphone_core_get_proxy_config_list(lc);elem!=NULL;elem=ms_list_next(elem)){ LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)elem->data; if (cfg->publish) linphone_proxy_config_send_publish(cfg,presence_mode); } return 0; } /** * Set the incoming call timeout in seconds. * * @ingroup call_control * If an incoming call isn't answered for this timeout period, it is * automatically declined. **/ void linphone_core_set_inc_timeout(LinphoneCore *lc, int seconds){ lc->sip_conf.inc_timeout=seconds; if (linphone_core_ready(lc)){ lp_config_set_int(lc->config,"sip","inc_timeout",seconds); } } /** * Returns the incoming call timeout * * @ingroup call_control * See linphone_core_set_inc_timeout() for details. **/ int linphone_core_get_inc_timeout(LinphoneCore *lc){ return lc->sip_conf.inc_timeout; } /** * Set the in call timeout in seconds. * * @ingroup call_control * After this timeout period, the call is automatically hangup. **/ void linphone_core_set_in_call_timeout(LinphoneCore *lc, int seconds){ lc->sip_conf.in_call_timeout=seconds; } /** * Returns the in call timeout * * @ingroup call_control * See linphone_core_set_in_call_timeout() for details. **/ int linphone_core_get_in_call_timeout(LinphoneCore *lc){ return lc->sip_conf.in_call_timeout; } /** * Returns the delayed timeout * * @ingroup call_control * See linphone_core_set_delayed_timeout() for details. **/ int linphone_core_get_delayed_timeout(LinphoneCore *lc){ return lc->sip_conf.delayed_timeout; } /** * Set the in delayed timeout in seconds. * * @ingroup call_control * After this timeout period, a delayed call (internal call initialisation or resolution) is resumed. **/ void linphone_core_set_delayed_timeout(LinphoneCore *lc, int seconds){ lc->sip_conf.delayed_timeout=seconds; } void linphone_core_set_presence_info(LinphoneCore *lc,int minutes_away, const char *contact, LinphoneOnlineStatus presence_mode) { if (minutes_away>0) lc->minutes_away=minutes_away; if (lc->alt_contact!=NULL) { ms_free(lc->alt_contact); lc->alt_contact=NULL; } if (contact) lc->alt_contact=ms_strdup(contact); if (lc->presence_mode!=presence_mode){ linphone_core_notify_all_friends(lc,presence_mode); /* Improve the use of all LINPHONE_STATUS available. !TODO Do not mix "presence status" with "answer status code".. Use correct parameter to follow sip_if_match/sip_etag. */ linphone_core_send_publish(lc,presence_mode); } lc->presence_mode=presence_mode; } LinphoneOnlineStatus linphone_core_get_presence_info(const LinphoneCore *lc){ return lc->presence_mode; } /** * Get playback sound level in 0-100 scale. * * @ingroup media_parameters **/ int linphone_core_get_play_level(LinphoneCore *lc) { return lc->sound_conf.play_lev; } /** * Get ring sound level in 0-100 scale * * @ingroup media_parameters **/ int linphone_core_get_ring_level(LinphoneCore *lc) { return lc->sound_conf.ring_lev; } /** * Get sound capture level in 0-100 scale * * @ingroup media_parameters **/ int linphone_core_get_rec_level(LinphoneCore *lc){ return lc->sound_conf.rec_lev; } /** * Set sound ring level in 0-100 scale * * @ingroup media_parameters **/ void linphone_core_set_ring_level(LinphoneCore *lc, int level){ MSSndCard *sndcard; lc->sound_conf.ring_lev=level; sndcard=lc->sound_conf.ring_sndcard; if (sndcard) ms_snd_card_set_level(sndcard,MS_SND_CARD_PLAYBACK,level); } /** * Allow to control microphone level: gain in db * * @ingroup media_parameters **/ void linphone_core_set_mic_gain_db (LinphoneCore *lc, float gaindb){ float gain=gaindb; LinphoneCall *call=linphone_core_get_current_call (lc); AudioStream *st; lc->sound_conf.soft_mic_lev=gaindb; if (linphone_core_ready(lc)){ lp_config_set_float(lc->config,"sound","mic_gain_db",lc->sound_conf.soft_mic_lev); } if (call==NULL || (st=call->audiostream)==NULL){ ms_message("linphone_core_set_mic_gain_db(): no active call."); return; } if (st->volrecv){ ms_filter_call_method(st->volsend,MS_VOLUME_SET_DB_GAIN,&gain); }else ms_warning("Could not apply gain: gain control wasn't activated."); } /** * Get microphone gain in db. * * @ingroup media_parameters **/ float linphone_core_get_mic_gain_db(LinphoneCore *lc) { return lc->sound_conf.soft_mic_lev; } /** * Allow to control play level before entering sound card: gain in db * * @ingroup media_parameters **/ void linphone_core_set_playback_gain_db (LinphoneCore *lc, float gaindb){ float gain=gaindb; LinphoneCall *call=linphone_core_get_current_call (lc); AudioStream *st; lc->sound_conf.soft_play_lev=gaindb; if (linphone_core_ready(lc)){ lp_config_set_float(lc->config,"sound","playback_gain_db",lc->sound_conf.soft_play_lev); } if (call==NULL || (st=call->audiostream)==NULL){ ms_message("linphone_core_set_playback_gain_db(): no active call."); return; } if (st->volrecv){ ms_filter_call_method(st->volrecv,MS_VOLUME_SET_DB_GAIN,&gain); }else ms_warning("Could not apply gain: gain control wasn't activated."); } /** * Get playback gain in db before entering sound card. * * @ingroup media_parameters **/ float linphone_core_get_playback_gain_db(LinphoneCore *lc) { return lc->sound_conf.soft_play_lev; } /** * Set sound playback level in 0-100 scale * * @ingroup media_parameters **/ void linphone_core_set_play_level(LinphoneCore *lc, int level){ MSSndCard *sndcard; lc->sound_conf.play_lev=level; sndcard=lc->sound_conf.play_sndcard; if (sndcard) ms_snd_card_set_level(sndcard,MS_SND_CARD_PLAYBACK,level); } /** * Set sound capture level in 0-100 scale * * @ingroup media_parameters **/ void linphone_core_set_rec_level(LinphoneCore *lc, int level) { MSSndCard *sndcard; lc->sound_conf.rec_lev=level; sndcard=lc->sound_conf.capt_sndcard; if (sndcard) ms_snd_card_set_level(sndcard,MS_SND_CARD_CAPTURE,level); } static MSSndCard *get_card_from_string_id(const char *devid, unsigned int cap){ MSSndCard *sndcard=NULL; if (devid!=NULL){ sndcard=ms_snd_card_manager_get_card(ms_snd_card_manager_get(),devid); if (sndcard!=NULL && (ms_snd_card_get_capabilities(sndcard) & cap)==0 ){ ms_warning("%s card does not have the %s capability, ignoring.", devid, cap==MS_SND_CARD_CAP_CAPTURE ? "capture" : "playback"); sndcard=NULL; } } if (sndcard==NULL) { /* get a card that has read+write capabilities */ sndcard=ms_snd_card_manager_get_default_card(ms_snd_card_manager_get()); /* otherwise refine to the first card having the right capability*/ if (sndcard==NULL){ const MSList *elem=ms_snd_card_manager_get_list(ms_snd_card_manager_get()); for(;elem!=NULL;elem=elem->next){ sndcard=(MSSndCard*)elem->data; if (ms_snd_card_get_capabilities(sndcard) & cap) break; } } if (sndcard==NULL){/*looks like a bug! take the first one !*/ const MSList *elem=ms_snd_card_manager_get_list(ms_snd_card_manager_get()); if (elem) sndcard=(MSSndCard*)elem->data; } } if (sndcard==NULL) ms_error("Could not find a suitable soundcard !"); return sndcard; } /** * Returns true if the specified sound device can capture sound. * * @ingroup media_parameters * @param lc The LinphoneCore object * @param devid the device name as returned by linphone_core_get_sound_devices() **/ bool_t linphone_core_sound_device_can_capture(LinphoneCore *lc, const char *devid){ MSSndCard *sndcard; sndcard=ms_snd_card_manager_get_card(ms_snd_card_manager_get(),devid); if (sndcard!=NULL && (ms_snd_card_get_capabilities(sndcard) & MS_SND_CARD_CAP_CAPTURE)) return TRUE; return FALSE; } /** * Returns true if the specified sound device can play sound. * * @ingroup media_parameters * @param lc The LinphoneCore object * @param devid the device name as returned by linphone_core_get_sound_devices() **/ bool_t linphone_core_sound_device_can_playback(LinphoneCore *lc, const char *devid){ MSSndCard *sndcard; sndcard=ms_snd_card_manager_get_card(ms_snd_card_manager_get(),devid); if (sndcard!=NULL && (ms_snd_card_get_capabilities(sndcard) & MS_SND_CARD_CAP_PLAYBACK)) return TRUE; return FALSE; } /** * Sets the sound device used for ringing. * * @ingroup media_parameters * @param lc The LinphoneCore object * @param devid the device name as returned by linphone_core_get_sound_devices() **/ int linphone_core_set_ringer_device(LinphoneCore *lc, const char * devid){ MSSndCard *card=get_card_from_string_id(devid,MS_SND_CARD_CAP_PLAYBACK); lc->sound_conf.ring_sndcard=card; if (card && linphone_core_ready(lc)) lp_config_set_string(lc->config,"sound","ringer_dev_id",ms_snd_card_get_string_id(card)); return 0; } /** * Sets the sound device used for playback. * * @ingroup media_parameters * @param lc The LinphoneCore object * @param devid the device name as returned by linphone_core_get_sound_devices() **/ int linphone_core_set_playback_device(LinphoneCore *lc, const char * devid){ MSSndCard *card=get_card_from_string_id(devid,MS_SND_CARD_CAP_PLAYBACK); lc->sound_conf.play_sndcard=card; if (card && linphone_core_ready(lc)) lp_config_set_string(lc->config,"sound","playback_dev_id",ms_snd_card_get_string_id(card)); return 0; } /** * Sets the sound device used for capture. * * @ingroup media_parameters * @param lc The LinphoneCore object * @param devid the device name as returned by linphone_core_get_sound_devices() **/ int linphone_core_set_capture_device(LinphoneCore *lc, const char * devid){ MSSndCard *card=get_card_from_string_id(devid,MS_SND_CARD_CAP_CAPTURE); lc->sound_conf.capt_sndcard=card; if (card && linphone_core_ready(lc)) lp_config_set_string(lc->config,"sound","capture_dev_id",ms_snd_card_get_string_id(card)); return 0; } /** * Returns the name of the currently assigned sound device for ringing. * * @ingroup media_parameters * @param lc The LinphoneCore object **/ const char * linphone_core_get_ringer_device(LinphoneCore *lc) { if (lc->sound_conf.ring_sndcard) return ms_snd_card_get_string_id(lc->sound_conf.ring_sndcard); return NULL; } /** * Returns the name of the currently assigned sound device for playback. * * @ingroup media_parameters * @param lc The LinphoneCore object **/ const char * linphone_core_get_playback_device(LinphoneCore *lc) { return lc->sound_conf.play_sndcard ? ms_snd_card_get_string_id(lc->sound_conf.play_sndcard) : NULL; } /** * Returns the name of the currently assigned sound device for capture. * * @ingroup media_parameters * @param lc The LinphoneCore object **/ const char * linphone_core_get_capture_device(LinphoneCore *lc) { return lc->sound_conf.capt_sndcard ? ms_snd_card_get_string_id(lc->sound_conf.capt_sndcard) : NULL; } /** * Returns an unmodifiable array of available sound devices. * * The array is NULL terminated. * * @ingroup media_parameters * @param lc The LinphoneCore object **/ const char** linphone_core_get_sound_devices(LinphoneCore *lc){ return lc->sound_conf.cards; } /** * Returns an unmodifiable array of available video capture devices. * * @ingroup media_parameters * The array is NULL terminated. **/ const char** linphone_core_get_video_devices(const LinphoneCore *lc){ return lc->video_conf.cams; } /** * Update detection of sound devices. * * Use this function when the application is notified of USB plug events, so that * list of available hardwares for sound playback and capture is updated. **/ void linphone_core_reload_sound_devices(LinphoneCore *lc){ const char *ringer,*playback,*capture; ringer=linphone_core_get_ringer_device(lc); playback=linphone_core_get_playback_device(lc); capture=linphone_core_get_capture_device(lc); ms_snd_card_manager_reload(ms_snd_card_manager_get()); build_sound_devices_table(lc); linphone_core_set_ringer_device(lc,ringer); linphone_core_set_playback_device(lc,playback); linphone_core_set_capture_device(lc,capture); } /** * Update detection of camera devices. * * Use this function when the application is notified of USB plug events, so that * list of available hardwares for video capture is updated. **/ void linphone_core_reload_video_devices(LinphoneCore *lc){ const char *devid; devid=linphone_core_get_video_device(lc); ms_web_cam_manager_reload(ms_web_cam_manager_get()); build_video_devices_table(lc); linphone_core_set_video_device(lc,devid); } char linphone_core_get_sound_source(LinphoneCore *lc) { return lc->sound_conf.source; } void linphone_core_set_sound_source(LinphoneCore *lc, char source) { MSSndCard *sndcard=lc->sound_conf.capt_sndcard; lc->sound_conf.source=source; if (!sndcard) return; switch(source){ case 'm': ms_snd_card_set_capture(sndcard,MS_SND_CARD_MIC); break; case 'l': ms_snd_card_set_capture(sndcard,MS_SND_CARD_LINE); break; } } /** * Sets the path to a wav file used for ringing. * * @param path The file must be a wav 16bit linear. Local ring is disabled if null * @param lc The LinphoneCore object * * @ingroup media_parameters **/ void linphone_core_set_ring(LinphoneCore *lc,const char *path){ if (lc->sound_conf.local_ring!=0){ ms_free(lc->sound_conf.local_ring); lc->sound_conf.local_ring=NULL; } if (path) lc->sound_conf.local_ring=ms_strdup(path); if ( linphone_core_ready(lc) && lc->sound_conf.local_ring) lp_config_set_string(lc->config,"sound","local_ring",lc->sound_conf.local_ring); } /** * Returns the path to the wav file used for ringing. * * @param lc The LinphoneCore object * @ingroup media_parameters **/ const char *linphone_core_get_ring(const LinphoneCore *lc){ return lc->sound_conf.local_ring; } /** * Sets the path to a file or folder containing trusted root CAs (PEM format) * * @param path * @param lc The LinphoneCore object * * @ingroup initializing **/ void linphone_core_set_root_ca(LinphoneCore *lc,const char *path){ sal_set_root_ca(lc->sal, path); } /** * Gets the path to a file or folder containing the trusted root CAs (PEM format) * * @param lc The LinphoneCore object * * @ingroup initializing **/ const char *linphone_core_get_root_ca(LinphoneCore *lc){ return sal_get_root_ca(lc->sal); } /** * Specify whether the tls server certificate must be verified when connecting to a SIP/TLS server. * * @ingroup initializing **/ void linphone_core_verify_server_certificates(LinphoneCore *lc, bool_t yesno){ sal_verify_server_certificates(lc->sal,yesno); } /** * Specify whether the tls server certificate common name must be verified when connecting to a SIP/TLS server. * @ingroup initializing **/ void linphone_core_verify_server_cn(LinphoneCore *lc, bool_t yesno){ sal_verify_server_cn(lc->sal,yesno); } static void notify_end_of_ring(void *ud, MSFilter *f, unsigned int event, void *arg){ LinphoneCore *lc=(LinphoneCore*)ud; lc->preview_finished=1; } int linphone_core_preview_ring(LinphoneCore *lc, const char *ring,LinphoneCoreCbFunc func,void * userdata) { if (lc->ringstream!=0){ ms_warning("Cannot start ring now,there's already a ring being played"); return -1; } lc_callback_obj_init(&lc->preview_finished_cb,func,userdata); lc->preview_finished=0; if (lc->sound_conf.ring_sndcard!=NULL){ MSSndCard *ringcard=lc->sound_conf.lsd_card ? lc->sound_conf.lsd_card : lc->sound_conf.ring_sndcard; lc->ringstream=ring_start_with_cb(ring,2000,ringcard,notify_end_of_ring,(void *)lc); } return 0; } /** * Sets the path to a wav file used for ringing back. * * Ringback means the ring that is heard when it's ringing at the remote party. * The file must be a wav 16bit linear. * * @ingroup media_parameters **/ void linphone_core_set_ringback(LinphoneCore *lc, const char *path){ if (lc->sound_conf.remote_ring!=0){ ms_free(lc->sound_conf.remote_ring); } lc->sound_conf.remote_ring=ms_strdup(path); } /** * Returns the path to the wav file used for ringing back. * * @ingroup media_parameters **/ const char * linphone_core_get_ringback(const LinphoneCore *lc){ return lc->sound_conf.remote_ring; } /** * Enables or disable echo cancellation. Value is saved an used for subsequent calls * * @ingroup media_parameters **/ void linphone_core_enable_echo_cancellation(LinphoneCore *lc, bool_t val){ lc->sound_conf.ec=val; if ( linphone_core_ready(lc)) lp_config_set_int(lc->config,"sound","echocancellation",val); } /** * Returns TRUE if echo cancellation is enabled. * * @ingroup media_parameters **/ bool_t linphone_core_echo_cancellation_enabled(LinphoneCore *lc){ return lc->sound_conf.ec; } void linphone_core_enable_echo_limiter(LinphoneCore *lc, bool_t val){ lc->sound_conf.ea=val; } bool_t linphone_core_echo_limiter_enabled(const LinphoneCore *lc){ return lc->sound_conf.ea; } /** * Mutes or unmutes the local microphone. * * @ingroup media_parameters **/ void linphone_core_mute_mic(LinphoneCore *lc, bool_t val){ LinphoneCall *call=linphone_core_get_current_call(lc); AudioStream *st=NULL; if (linphone_core_is_in_conference(lc)){ lc->conf_ctx.local_muted=val; st=lc->conf_ctx.local_participant; }else if (call==NULL){ ms_warning("linphone_core_mute_mic(): No current call !"); return; }else{ st=call->audiostream; call->audio_muted=val; } if (st!=NULL){ audio_stream_set_mic_gain(st, (val==TRUE) ? 0 : pow(10,lc->sound_conf.soft_mic_lev/10)); if ( linphone_core_get_rtp_no_xmit_on_audio_mute(lc) ){ audio_stream_mute_rtp(st,val); } } } /** * Returns whether microphone is muted. **/ bool_t linphone_core_is_mic_muted(LinphoneCore *lc) { LinphoneCall *call=linphone_core_get_current_call(lc); if (linphone_core_is_in_conference(lc)){ return lc->conf_ctx.local_muted; }else if (call==NULL){ ms_warning("linphone_core_is_mic_muted(): No current call !"); return FALSE; } return call->audio_muted; } // returns rtp transmission status for an active stream // if audio is muted and config parameter rtp_no_xmit_on_audio_mute // was set on then rtp transmission is also muted bool_t linphone_core_is_rtp_muted(LinphoneCore *lc){ LinphoneCall *call=linphone_core_get_current_call(lc); if (call==NULL){ ms_warning("linphone_core_is_mic_muted(): No current call !"); return FALSE; } if( linphone_core_get_rtp_no_xmit_on_audio_mute(lc)){ return call->audio_muted; } return FALSE; } void linphone_core_enable_agc(LinphoneCore *lc, bool_t val){ lc->sound_conf.agc=val; } bool_t linphone_core_agc_enabled(const LinphoneCore *lc){ return lc->sound_conf.agc; } /** * Send the specified dtmf. * * @ingroup media_parameters * This function only works during calls. The dtmf is automatically played to the user. * @param lc The LinphoneCore object * @param dtmf The dtmf name specified as a char, such as '0', '#' etc... * **/ void linphone_core_send_dtmf(LinphoneCore *lc, char dtmf) { LinphoneCall *call=linphone_core_get_current_call(lc); if (call==NULL){ ms_warning("linphone_core_send_dtmf(): no active call"); return; } /*By default we send DTMF RFC2833 if we do not have enabled SIP_INFO but we can also send RFC2833 and SIP_INFO*/ if (linphone_core_get_use_rfc2833_for_dtmf(lc)!=0 || linphone_core_get_use_info_for_dtmf(lc)==0) { /* In Band DTMF */ if (call->audiostream!=NULL){ audio_stream_send_dtmf(call->audiostream,dtmf); } else { ms_error("we cannot send RFC2833 dtmf when we are not in communication"); } } if (linphone_core_get_use_info_for_dtmf(lc)!=0){ /* Out of Band DTMF (use INFO method) */ sal_call_send_dtmf(call->op,dtmf); } } void linphone_core_set_stun_server(LinphoneCore *lc, const char *server){ if (lc->net_conf.stun_server!=NULL) ms_free(lc->net_conf.stun_server); if (server) lc->net_conf.stun_server=ms_strdup(server); else lc->net_conf.stun_server=NULL; if (linphone_core_ready(lc)) lp_config_set_string(lc->config,"net","stun_server",lc->net_conf.stun_server); } const char * linphone_core_get_stun_server(const LinphoneCore *lc){ return lc->net_conf.stun_server; } bool_t linphone_core_upnp_available(const LinphoneCore *lc){ #ifdef BUILD_UPNP return TRUE; #else return FALSE; #endif //BUILD_UPNP } LinphoneUpnpState linphone_core_get_upnp_state(const LinphoneCore *lc){ #ifdef BUILD_UPNP return linphone_upnp_context_get_state(lc->upnp); #else return LinphoneUpnpStateNotAvailable; #endif //BUILD_UPNP } const char * linphone_core_get_upnp_external_ipaddress(const LinphoneCore *lc){ #ifdef BUILD_UPNP return linphone_upnp_context_get_external_ipaddress(lc->upnp); #else return NULL; #endif //BUILD_UPNP } const char * linphone_core_get_relay_addr(const LinphoneCore *lc){ return lc->net_conf.relay; } int linphone_core_set_relay_addr(LinphoneCore *lc, const char *addr){ if (lc->net_conf.relay!=NULL){ ms_free(lc->net_conf.relay); lc->net_conf.relay=NULL; } if (addr){ lc->net_conf.relay=ms_strdup(addr); } return 0; } void linphone_core_set_nat_address(LinphoneCore *lc, const char *addr) { if (lc->net_conf.nat_address!=NULL){ ms_free(lc->net_conf.nat_address); } if (addr!=NULL) lc->net_conf.nat_address=ms_strdup(addr); else lc->net_conf.nat_address=NULL; if (lc->sip_conf.contact) update_primary_contact(lc); } const char *linphone_core_get_nat_address(const LinphoneCore *lc) { return lc->net_conf.nat_address; } const char *linphone_core_get_nat_address_resolved(LinphoneCore *lc) { struct sockaddr_storage ss; socklen_t ss_len; int error; char ipstring [INET6_ADDRSTRLEN]; if (lc->net_conf.nat_address==NULL) return NULL; if (parse_hostname_to_addr (lc->net_conf.nat_address, &ss, &ss_len)<0) { return lc->net_conf.nat_address; } error = getnameinfo((struct sockaddr *)&ss, ss_len, ipstring, sizeof(ipstring), NULL, 0, NI_NUMERICHOST); if (error) { return lc->net_conf.nat_address; } if (lc->net_conf.nat_address_ip!=NULL){ ms_free(lc->net_conf.nat_address_ip); } lc->net_conf.nat_address_ip = ms_strdup (ipstring); return lc->net_conf.nat_address_ip; } void linphone_core_set_firewall_policy(LinphoneCore *lc, LinphoneFirewallPolicy pol){ #ifndef BUILD_UPNP if(pol == LinphonePolicyUseUpnp) { ms_warning("UPNP is not available, reset firewall policy to no firewall"); pol = LinphonePolicyNoFirewall; } #endif //BUILD_UPNP lc->net_conf.firewall_policy=pol; #ifdef BUILD_UPNP if(pol == LinphonePolicyUseUpnp) { if(lc->upnp == NULL) { lc->upnp = linphone_upnp_context_new(lc); } } else { if(lc->upnp != NULL) { linphone_upnp_context_destroy(lc->upnp); lc->upnp = NULL; } } linphone_core_enable_keep_alive(lc, (lc->sip_conf.keepalive_period > 0)); #endif //BUILD_UPNP if (lc->sip_conf.contact) update_primary_contact(lc); if (linphone_core_ready(lc)) lp_config_set_int(lc->config,"net","firewall_policy",pol); } LinphoneFirewallPolicy linphone_core_get_firewall_policy(const LinphoneCore *lc){ return lc->net_conf.firewall_policy; } /** * Get the list of call logs (past calls). * * @ingroup call_logs **/ const MSList * linphone_core_get_call_logs(LinphoneCore *lc){ return lc->call_logs; } /** * Erase the call log. * * @ingroup call_logs **/ void linphone_core_clear_call_logs(LinphoneCore *lc){ lc->missed_calls=0; ms_list_for_each(lc->call_logs,(void (*)(void*))linphone_call_log_destroy); lc->call_logs=ms_list_free(lc->call_logs); call_logs_write_to_config_file(lc); } /** * Returns number of missed calls. * Once checked, this counter can be reset with linphone_core_reset_missed_calls_count(). **/ int linphone_core_get_missed_calls_count(LinphoneCore *lc) { return lc->missed_calls; } /** * Resets the counter of missed calls. **/ void linphone_core_reset_missed_calls_count(LinphoneCore *lc) { lc->missed_calls=0; } /** * Remove a specific call log from call history list. * This function destroys the call log object. It must not be accessed anymore by the application after calling this function. * @param lc the linphone core object * @param a LinphoneCallLog object. **/ void linphone_core_remove_call_log(LinphoneCore *lc, LinphoneCallLog *cl){ lc->call_logs = ms_list_remove(lc->call_logs, cl); call_logs_write_to_config_file(lc); linphone_call_log_destroy(cl); } static void toggle_video_preview(LinphoneCore *lc, bool_t val){ #ifdef VIDEO_ENABLED if (val){ if (lc->previewstream==NULL){ lc->previewstream=video_preview_new(); video_preview_set_size(lc->previewstream,lc->video_conf.vsize); if (lc->video_conf.displaytype) video_preview_set_display_filter_name(lc->previewstream,lc->video_conf.displaytype); if (lc->preview_window_id!=0) video_preview_set_native_window_id(lc->previewstream,lc->preview_window_id); video_preview_start(lc->previewstream,lc->video_conf.device); } }else{ if (lc->previewstream!=NULL){ video_preview_stop(lc->previewstream); lc->previewstream=NULL; } } #endif } /** * Enables video globally. * * @ingroup media_parameters * This function does not have any effect during calls. It just indicates LinphoneCore to * initiate future calls with video or not. The two boolean parameters indicate in which * direction video is enabled. Setting both to false disables video entirely. * * @param lc The LinphoneCore object * @param vcap_enabled indicates whether video capture is enabled * @param display_enabled indicates whether video display should be shown * **/ void linphone_core_enable_video(LinphoneCore *lc, bool_t vcap_enabled, bool_t display_enabled){ #ifndef VIDEO_ENABLED if (vcap_enabled || display_enabled) ms_warning("This version of linphone was built without video support."); #endif lc->video_conf.capture=vcap_enabled; lc->video_conf.display=display_enabled; if (linphone_core_ready(lc)){ lp_config_set_int(lc->config,"video","display",lc->video_conf.display); lp_config_set_int(lc->config,"video","capture",lc->video_conf.capture); } /* need to re-apply network bandwidth settings*/ linphone_core_set_download_bandwidth(lc, linphone_core_get_download_bandwidth(lc)); linphone_core_set_upload_bandwidth(lc, linphone_core_get_upload_bandwidth(lc)); } bool_t linphone_core_video_supported(LinphoneCore *lc){ #ifdef VIDEO_ENABLED return TRUE; #else return FALSE; #endif } /** * Returns TRUE if video is enabled, FALSE otherwise. * @ingroup media_parameters **/ bool_t linphone_core_video_enabled(LinphoneCore *lc){ return (lc->video_conf.display || lc->video_conf.capture); } /** * Sets the default policy for video. * This policy defines whether: * - video shall be initiated by default for outgoing calls * - video shall be accepter by default for incoming calls * @ingroup media_parameters **/ void linphone_core_set_video_policy(LinphoneCore *lc, const LinphoneVideoPolicy *policy){ lc->video_policy=*policy; if (linphone_core_ready(lc)){ lp_config_set_int(lc->config,"video","automatically_initiate",policy->automatically_initiate); lp_config_set_int(lc->config,"video","automatically_accept",policy->automatically_accept); } } /** * Get the default policy for video. * See linphone_core_set_video_policy() for more details. * @ingroup media_parameters **/ const LinphoneVideoPolicy *linphone_core_get_video_policy(LinphoneCore *lc){ return &lc->video_policy; } /** * Controls video preview enablement. * * @ingroup media_parameters * Video preview refers to the action of displaying the local webcam image * to the user while not in call. **/ void linphone_core_enable_video_preview(LinphoneCore *lc, bool_t val){ lc->video_conf.show_local=val; if (linphone_core_ready(lc)) lp_config_set_int(lc->config,"video","show_local",val); } /** * Returns TRUE if video previewing is enabled. * @ingroup media_parameters **/ bool_t linphone_core_video_preview_enabled(const LinphoneCore *lc){ return lc->video_conf.show_local; } /** * Enables or disable self view during calls. * * @ingroup media_parameters * Self-view refers to having local webcam image inserted in corner * of the video window during calls. * This function works at any time, including during calls. **/ void linphone_core_enable_self_view(LinphoneCore *lc, bool_t val){ #ifdef VIDEO_ENABLED LinphoneCall *call=linphone_core_get_current_call (lc); lc->video_conf.selfview=val; if (call && call->videostream){ video_stream_enable_self_view(call->videostream,val); } if (linphone_core_ready(lc)){ lp_config_set_int(lc->config,"video","self_view",val); } #endif } /** * Returns TRUE if self-view is enabled, FALSE otherwise. * * @ingroup media_parameters * * Refer to linphone_core_enable_self_view() for details. **/ bool_t linphone_core_self_view_enabled(const LinphoneCore *lc){ return lc->video_conf.selfview; } /** * Sets the active video device. * * @ingroup media_parameters * @param lc The LinphoneCore object * @param id the name of the video device as returned by linphone_core_get_video_devices() **/ int linphone_core_set_video_device(LinphoneCore *lc, const char *id){ MSWebCam *olddev=lc->video_conf.device; const char *vd; if (id!=NULL){ lc->video_conf.device=ms_web_cam_manager_get_cam(ms_web_cam_manager_get(),id); if (lc->video_conf.device==NULL){ ms_warning("Could not find video device %s",id); } } if (lc->video_conf.device==NULL) lc->video_conf.device=ms_web_cam_manager_get_default_cam(ms_web_cam_manager_get()); if (olddev!=NULL && olddev!=lc->video_conf.device){ toggle_video_preview(lc,FALSE);/*restart the video local preview*/ } if ( linphone_core_ready(lc) && lc->video_conf.device){ vd=ms_web_cam_get_string_id(lc->video_conf.device); if (vd && strstr(vd,"Static picture")!=NULL){ vd=NULL; } lp_config_set_string(lc->config,"video","device",vd); } return 0; } /** * Returns the name of the currently active video device. * * @param lc The LinphoneCore object * @ingroup media_parameters **/ const char *linphone_core_get_video_device(const LinphoneCore *lc){ if (lc->video_conf.device) return ms_web_cam_get_string_id(lc->video_conf.device); return NULL; } #ifdef VIDEO_ENABLED static VideoStream * get_active_video_stream(LinphoneCore *lc){ VideoStream *vs = NULL; LinphoneCall *call=linphone_core_get_current_call (lc); /* Select the video stream from the call in the first place */ if (call && call->videostream) { vs = call->videostream; } /* If not in call, select the video stream from the preview */ if (vs == NULL && lc->previewstream) { vs = lc->previewstream; } return vs; } #endif int linphone_core_set_static_picture(LinphoneCore *lc, const char *path) { #ifdef VIDEO_ENABLED VideoStream *vs=get_active_video_stream(lc); /* If we have a video stream (either preview, either from call), we have a source and it is using the static picture filter, then force the filter to use that picture. */ if (vs && vs->source) { if (ms_filter_get_id(vs->source) == MS_STATIC_IMAGE_ID) { ms_filter_call_method(vs->source, MS_STATIC_IMAGE_SET_IMAGE, (void *)path); } } /* Tell the static image filter to use that image from now on so that the image will be used next time it has to be read */ ms_static_image_set_default_image(path); #else ms_warning("Video support not compiled."); #endif return 0; } const char *linphone_core_get_static_picture(LinphoneCore *lc) { const char *path=NULL; #ifdef VIDEO_ENABLED path=ms_static_image_get_default_image(); #else ms_warning("Video support not compiled."); #endif return path; } int linphone_core_set_static_picture_fps(LinphoneCore *lc, float fps) { #ifdef VIDEO_ENABLED VideoStream *vs = NULL; vs=get_active_video_stream(lc); /* If we have a video stream (either preview, either from call), we have a source and it is using the static picture filter, then force the filter to use that picture. */ if (vs && vs->source) { if (ms_filter_get_id(vs->source) == MS_STATIC_IMAGE_ID) { ms_filter_call_method(vs->source, MS_FILTER_SET_FPS,(void *)&fps); } } #else ms_warning("Video support not compiled."); #endif return 0; } float linphone_core_get_static_picture_fps(LinphoneCore *lc) { #ifdef VIDEO_ENABLED VideoStream *vs = NULL; vs=get_active_video_stream(lc); /* If we have a video stream (either preview, either from call), we have a source and it is using the static picture filter, then force the filter to use that picture. */ if (vs && vs->source) { if (ms_filter_get_id(vs->source) == MS_STATIC_IMAGE_ID) { float fps; ms_filter_call_method(vs->source, MS_FILTER_GET_FPS,(void *)&fps); return fps; } } #else ms_warning("Video support not compiled."); #endif return 0; } /** * Returns the native window handle of the video window, casted as an unsigned long. * * @ingroup media_parameters **/ unsigned long linphone_core_get_native_video_window_id(const LinphoneCore *lc){ #ifdef VIDEO_ENABLED LinphoneCall *call=linphone_core_get_current_call (lc); if (call && call->videostream) return video_stream_get_native_window_id(call->videostream); if (lc->previewstream) return video_stream_get_native_window_id(lc->previewstream); #endif return lc->video_window_id; } /**@ingroup media_parameters * Set the native video window id where the video is to be displayed. * If not set the core will create its own window. **/ void linphone_core_set_native_video_window_id(LinphoneCore *lc, unsigned long id){ #ifdef VIDEO_ENABLED LinphoneCall *call=linphone_core_get_current_call(lc); lc->video_window_id=id; if (call!=NULL && call->videostream){ video_stream_set_native_window_id(call->videostream,id); } #endif } /** * Returns the native window handle of the video preview window, casted as an unsigned long. * * @ingroup media_parameters **/ unsigned long linphone_core_get_native_preview_window_id(const LinphoneCore *lc){ #ifdef VIDEO_ENABLED LinphoneCall *call=linphone_core_get_current_call (lc); if (call && call->videostream) return video_stream_get_native_preview_window_id(call->videostream); if (lc->previewstream) return video_preview_get_native_window_id(lc->previewstream); #endif return lc->preview_window_id; } /** * @ingroup media_parameters * Set the native window id where the preview video (local camera) is to be displayed. * This has to be used in conjonction with linphone_core_use_preview_window(). * If not set the core will create its own window. **/ void linphone_core_set_native_preview_window_id(LinphoneCore *lc, unsigned long id){ lc->preview_window_id=id; #ifdef VIDEO_ENABLED LinphoneCall *call=linphone_core_get_current_call(lc); if (call!=NULL && call->videostream){ video_stream_set_native_preview_window_id(call->videostream,id); }else if (lc->previewstream){ video_preview_set_native_window_id(lc->previewstream,id); } #endif } /** * Can be used to disable video showing to free XV port **/ void linphone_core_show_video(LinphoneCore *lc, bool_t show){ #ifdef VIDEO_ENABLED ms_error("linphone_core_show_video %d", show); LinphoneCall *call=linphone_core_get_current_call(lc); if (call!=NULL && call->videostream){ video_stream_show_video(call->videostream,show); } #endif } /** * Tells the core to use a separate window for local camera preview video, instead of * inserting local view within the remote video window. * **/ void linphone_core_use_preview_window(LinphoneCore *lc, bool_t yesno){ lc->use_preview_window=yesno; } /** * @ingroup media_parameters *returns current device orientation */ int linphone_core_get_device_rotation(LinphoneCore *lc ) { return lc->device_rotation; } /** * @ingroup media_parameters * Tells the core the device current orientation. This can be used by capture filters * on mobile devices to select between portrait/landscape mode and to produce properly * oriented images. The exact meaning of the value in rotation if left to each device * specific implementations. *@param lc object. *@param rotation . IOS supported values are 0 for UIInterfaceOrientationPortrait and 270 for UIInterfaceOrientationLandscapeRight. * **/ void linphone_core_set_device_rotation(LinphoneCore *lc, int rotation) { ms_message("%s : rotation=%d\n", __FUNCTION__, rotation); lc->device_rotation = rotation; #ifdef VIDEO_ENABLED LinphoneCall *call=linphone_core_get_current_call(lc); if (call!=NULL && call->videostream){ video_stream_set_device_rotation(call->videostream,rotation); } #endif } static MSVideoSizeDef supported_resolutions[]={ #ifdef ENABLE_HD { {MS_VIDEO_SIZE_1080P_W,MS_VIDEO_SIZE_1080P_H} , "1080p" }, { {MS_VIDEO_SIZE_720P_W,MS_VIDEO_SIZE_720P_H} , "1080p" }, #endif { {MS_VIDEO_SIZE_SVGA_W,MS_VIDEO_SIZE_SVGA_H} , "svga" }, { {MS_VIDEO_SIZE_4CIF_W,MS_VIDEO_SIZE_4CIF_H} , "4cif" }, { {MS_VIDEO_SIZE_VGA_W,MS_VIDEO_SIZE_VGA_H} , "vga" }, { {MS_VIDEO_SIZE_IOS_MEDIUM_H,MS_VIDEO_SIZE_IOS_MEDIUM_W} , "ios-medium" }, { {MS_VIDEO_SIZE_CIF_W,MS_VIDEO_SIZE_CIF_H} , "cif" }, { {MS_VIDEO_SIZE_QVGA_W,MS_VIDEO_SIZE_QVGA_H} , "qvga" }, { {MS_VIDEO_SIZE_QCIF_W,MS_VIDEO_SIZE_QCIF_H} , "qcif" }, { {0,0} , NULL } }; /** * Returns the zero terminated table of supported video resolutions. * * @ingroup media_parameters **/ const MSVideoSizeDef *linphone_core_get_supported_video_sizes(LinphoneCore *lc){ return supported_resolutions; } static MSVideoSize video_size_get_by_name(const char *name){ MSVideoSizeDef *pdef=supported_resolutions; MSVideoSize null_vsize={0,0}; for(;pdef->name!=NULL;pdef++){ if (strcasecmp(name,pdef->name)==0){ return pdef->vsize; } } ms_warning("Video resolution %s is not supported in linphone.",name); return null_vsize; } static const char *video_size_get_name(MSVideoSize vsize){ MSVideoSizeDef *pdef=supported_resolutions; for(;pdef->name!=NULL;pdef++){ if (pdef->vsize.width==vsize.width && pdef->vsize.height==vsize.height){ return pdef->name; } } return NULL; } static bool_t video_size_supported(MSVideoSize vsize){ if (video_size_get_name(vsize)) return TRUE; ms_warning("Video resolution %ix%i is not supported in linphone.",vsize.width,vsize.height); return FALSE; } /** * Sets the preferred video size. * * @ingroup media_parameters * This applies only to the stream that is captured and sent to the remote party, * since we accept all standard video size on the receive path. **/ void linphone_core_set_preferred_video_size(LinphoneCore *lc, MSVideoSize vsize){ if (video_size_supported(vsize)){ MSVideoSize oldvsize=lc->video_conf.vsize; lc->video_conf.vsize=vsize; if (!ms_video_size_equal(oldvsize,vsize) && lc->previewstream!=NULL){ toggle_video_preview(lc,FALSE); toggle_video_preview(lc,TRUE); } if ( linphone_core_ready(lc)) lp_config_set_string(lc->config,"video","size",video_size_get_name(vsize)); } } /** * Sets the preferred video size by its name. * * @ingroup media_parameters * This is identical to linphone_core_set_preferred_video_size() except * that it takes the name of the video resolution as input. * Video resolution names are: qcif, svga, cif, vga, 4cif, svga ... **/ void linphone_core_set_preferred_video_size_by_name(LinphoneCore *lc, const char *name){ MSVideoSize vsize=video_size_get_by_name(name); MSVideoSize default_vsize={MS_VIDEO_SIZE_CIF_W,MS_VIDEO_SIZE_CIF_H}; if (vsize.width!=0) linphone_core_set_preferred_video_size(lc,vsize); else linphone_core_set_preferred_video_size(lc,default_vsize); } /** * Returns the current preferred video size for sending. * * @ingroup media_parameters **/ MSVideoSize linphone_core_get_preferred_video_size(LinphoneCore *lc){ return lc->video_conf.vsize; } /** * Ask the core to stream audio from and to files, instead of using the soundcard. **/ void linphone_core_use_files(LinphoneCore *lc, bool_t yesno){ lc->use_files=yesno; } /** * Sets a wav file to be played when putting somebody on hold, * or when files are used instead of soundcards (see linphone_core_use_files()). * * The file must be a 16 bit linear wav file. **/ void linphone_core_set_play_file(LinphoneCore *lc, const char *file){ LinphoneCall *call=linphone_core_get_current_call(lc); if (lc->play_file!=NULL){ ms_free(lc->play_file); lc->play_file=NULL; } if (file!=NULL) { lc->play_file=ms_strdup(file); if (call && call->audiostream && call->audiostream->ms.ticker) audio_stream_play(call->audiostream,file); } } /** * Sets a wav file where incoming stream is to be recorded, * when files are used instead of soundcards (see linphone_core_use_files()). * * This feature is different from call recording (linphone_call_params_set_record_file()) * The file will be a 16 bit linear wav file. **/ void linphone_core_set_record_file(LinphoneCore *lc, const char *file){ LinphoneCall *call=linphone_core_get_current_call(lc); if (lc->rec_file!=NULL){ ms_free(lc->rec_file); lc->rec_file=NULL; } if (file!=NULL) { lc->rec_file=ms_strdup(file); if (call && call->audiostream) audio_stream_record(call->audiostream,file); } } static MSFilter *get_dtmf_gen(LinphoneCore *lc){ LinphoneCall *call=linphone_core_get_current_call (lc); AudioStream *stream=NULL; if (call){ stream=call->audiostream; }else if (linphone_core_is_in_conference(lc)){ stream=lc->conf_ctx.local_participant; } if (stream){ return stream->dtmfgen; } if (lc->ringstream==NULL){ float amp=lp_config_get_float(lc->config,"sound","dtmf_player_amp",0.1); MSSndCard *ringcard=lc->sound_conf.lsd_card ?lc->sound_conf.lsd_card : lc->sound_conf.ring_sndcard; if (ringcard == NULL) return NULL; lc->ringstream=ring_start(NULL,0,ringcard); ms_filter_call_method(lc->ringstream->gendtmf,MS_DTMF_GEN_SET_DEFAULT_AMPLITUDE,&); lc->dmfs_playing_start_time=time(NULL); }else{ if (lc->dmfs_playing_start_time!=0) lc->dmfs_playing_start_time=time(NULL); } return lc->ringstream->gendtmf; } /** * @ingroup media_parameters * Plays a dtmf sound to the local user. * @param lc #LinphoneCore * @param dtmf DTMF to play ['0'..'16'] | '#' | '#' * @param duration_ms duration in ms, -1 means play until next further call to #linphone_core_stop_dtmf() **/ void linphone_core_play_dtmf(LinphoneCore *lc, char dtmf, int duration_ms){ MSFilter *f=get_dtmf_gen(lc); if (f==NULL){ ms_error("No dtmf generator at this time !"); return; } if (duration_ms>0) ms_filter_call_method(f, MS_DTMF_GEN_PLAY, &dtmf); else ms_filter_call_method(f, MS_DTMF_GEN_START, &dtmf); } /** * @ingroup media_parameters * Plays a repeated tone to the local user until next further call to #linphone_core_stop_dtmf() * @param lc #LinphoneCore **/ void linphone_core_play_tone(LinphoneCore *lc){ MSFilter *f=get_dtmf_gen(lc); MSDtmfGenCustomTone def; if (f==NULL){ ms_error("No dtmf generator at this time !"); return; } memset(&def,0,sizeof(def)); def.duration=300; def.frequencies[0]=500; def.amplitude=1; def.interval=2000; ms_filter_call_method(f, MS_DTMF_GEN_PLAY_CUSTOM,&def); } void linphone_core_play_named_tone(LinphoneCore *lc, LinphoneToneID toneid){ if (linphone_core_tone_indications_enabled(lc)){ MSFilter *f=get_dtmf_gen(lc); MSDtmfGenCustomTone def; if (f==NULL){ ms_error("No dtmf generator at this time !"); return; } memset(&def,0,sizeof(def)); def.amplitude=1; /*these are french tones, excepted the failed one, which is USA congestion tone (does not exist in France)*/ switch(toneid){ case LinphoneToneCallOnHold: case LinphoneToneCallWaiting: def.duration=300; def.frequencies[0]=440; def.interval=2000; break; case LinphoneToneBusy: def.duration=500; def.frequencies[0]=440; def.interval=500; def.repeat_count=3; break; case LinphoneToneCallFailed: def.duration=250; def.frequencies[0]=480; def.frequencies[0]=620; def.interval=250; def.repeat_count=3; break; default: ms_warning("Unhandled tone id."); } if (def.duration>0) ms_filter_call_method(f, MS_DTMF_GEN_PLAY_CUSTOM,&def); } } /** * @ingroup media_parameters * * Stops playing a dtmf started by linphone_core_play_dtmf(). **/ void linphone_core_stop_dtmf(LinphoneCore *lc){ MSFilter *f=get_dtmf_gen(lc); if (f!=NULL) ms_filter_call_method_noarg (f, MS_DTMF_GEN_STOP); } /** * Retrieves the user pointer that was given to linphone_core_new() * * @ingroup initializing **/ void *linphone_core_get_user_data(LinphoneCore *lc){ return lc->data; } /** * Associate a user pointer to the linphone core. * * @ingroup initializing **/ void linphone_core_set_user_data(LinphoneCore *lc, void *userdata){ lc->data=userdata; } int linphone_core_get_mtu(const LinphoneCore *lc){ return lc->net_conf.mtu; } /** * Sets the maximum transmission unit size in bytes. * This information is useful for sending RTP packets. * Default value is 1500. * * @ingroup media_parameters **/ void linphone_core_set_mtu(LinphoneCore *lc, int mtu){ lc->net_conf.mtu=mtu; if (mtu>0){ if (mtu<500){ ms_error("MTU too small !"); mtu=500; } ms_set_mtu(mtu); ms_message("MTU is supposed to be %i, rtp payload max size will be %i",mtu, ms_get_payload_max_size()); }else ms_set_mtu(0);//use mediastreamer2 default value } void linphone_core_set_waiting_callback(LinphoneCore *lc, LinphoneWaitingCallback cb, void *user_context){ lc->wait_cb=cb; lc->wait_ctx=user_context; } void linphone_core_start_waiting(LinphoneCore *lc, const char *purpose){ if (lc->wait_cb){ lc->wait_ctx=lc->wait_cb(lc,lc->wait_ctx,LinphoneWaitingStart,purpose,0); } } void linphone_core_update_progress(LinphoneCore *lc, const char *purpose, float progress){ if (lc->wait_cb){ lc->wait_ctx=lc->wait_cb(lc,lc->wait_ctx,LinphoneWaitingProgress,purpose,progress); }else{ #ifdef WIN32 Sleep(50000); #else usleep(50000); #endif } } void linphone_core_stop_waiting(LinphoneCore *lc){ if (lc->wait_cb){ lc->wait_ctx=lc->wait_cb(lc,lc->wait_ctx,LinphoneWaitingFinished,NULL,0); } } void linphone_core_set_rtp_transport_factories(LinphoneCore* lc, LinphoneRtpTransportFactories *factories){ lc->rtptf=factories; } /** * Retrieve RTP statistics regarding current call. * @param local RTP statistics computed locally. * @param remote RTP statistics computed by far end (obtained via RTCP feedback). * * @note Remote RTP statistics is not implemented yet. * * @returns 0 or -1 if no call is running. **/ int linphone_core_get_current_call_stats(LinphoneCore *lc, rtp_stats_t *local, rtp_stats_t *remote){ LinphoneCall *call=linphone_core_get_current_call (lc); if (call!=NULL){ if (call->audiostream!=NULL){ memset(remote,0,sizeof(*remote)); audio_stream_get_local_rtp_stats (call->audiostream,local); return 0; } } return -1; } void net_config_uninit(LinphoneCore *lc) { net_config_t *config=&lc->net_conf; if (config->stun_server!=NULL){ ms_free(lc->net_conf.stun_server); } if (config->nat_address!=NULL){ lp_config_set_string(lc->config,"net","nat_address",config->nat_address); ms_free(lc->net_conf.nat_address); } if (lc->net_conf.nat_address_ip !=NULL){ ms_free(lc->net_conf.nat_address_ip); } lp_config_set_int(lc->config,"net","mtu",config->mtu); } void sip_config_uninit(LinphoneCore *lc) { MSList *elem; int i; sip_config_t *config=&lc->sip_conf; lp_config_set_int(lc->config,"sip","guess_hostname",config->guess_hostname); lp_config_set_string(lc->config,"sip","contact",config->contact); lp_config_set_int(lc->config,"sip","inc_timeout",config->inc_timeout); lp_config_set_int(lc->config,"sip","in_call_timeout",config->in_call_timeout); lp_config_set_int(lc->config,"sip","delayed_timeout",config->delayed_timeout); lp_config_set_int(lc->config,"sip","use_info",config->use_info); lp_config_set_int(lc->config,"sip","use_rfc2833",config->use_rfc2833); lp_config_set_int(lc->config,"sip","use_ipv6",config->ipv6_enabled); lp_config_set_int(lc->config,"sip","register_only_when_network_is_up",config->register_only_when_network_is_up); lp_config_set_int(lc->config,"sip","register_only_when_upnp_is_ok",config->register_only_when_upnp_is_ok); for(elem=config->proxies,i=0;elem!=NULL;elem=ms_list_next(elem),i++){ LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)(elem->data); linphone_proxy_config_edit(cfg); /* to unregister */ } for (i=0;i<20;i++){ sal_iterate(lc->sal); #ifndef WIN32 usleep(100000); #else Sleep(100); #endif } ms_list_for_each(config->proxies,(void (*)(void*)) linphone_proxy_config_destroy); ms_list_free(config->proxies); config->proxies=NULL; linphone_proxy_config_write_to_config_file(lc->config,NULL,i); /*mark the end */ ms_list_for_each(lc->auth_info,(void (*)(void*))linphone_auth_info_destroy); ms_list_free(lc->auth_info); lc->auth_info=NULL; sal_uninit(lc->sal); lc->sal=NULL; if (lc->sip_conf.guessed_contact) ms_free(lc->sip_conf.guessed_contact); if (config->contact) ms_free(config->contact); } void rtp_config_uninit(LinphoneCore *lc) { rtp_config_t *config=&lc->rtp_conf; if (config->audio_rtp_min_port == config->audio_rtp_max_port) { lp_config_set_int(lc->config, "rtp", "audio_rtp_port", config->audio_rtp_min_port); } else { lp_config_set_range(lc->config, "rtp", "audio_rtp_port", config->audio_rtp_min_port, config->audio_rtp_max_port); } if (config->video_rtp_min_port == config->video_rtp_max_port) { lp_config_set_int(lc->config, "rtp", "video_rtp_port", config->video_rtp_min_port); } else { lp_config_set_range(lc->config, "rtp", "video_rtp_port", config->video_rtp_min_port, config->video_rtp_max_port); } lp_config_set_int(lc->config,"rtp","audio_jitt_comp",config->audio_jitt_comp); lp_config_set_int(lc->config,"rtp","video_jitt_comp",config->video_jitt_comp); lp_config_set_int(lc->config,"rtp","nortp_timeout",config->nortp_timeout); lp_config_set_int(lc->config,"rtp","audio_adaptive_jitt_comp_enabled",config->audio_adaptive_jitt_comp_enabled); lp_config_set_int(lc->config,"rtp","video_adaptive_jitt_comp_enabled",config->video_adaptive_jitt_comp_enabled); } static void sound_config_uninit(LinphoneCore *lc) { sound_config_t *config=&lc->sound_conf; ms_free(config->cards); lp_config_set_string(lc->config,"sound","remote_ring",config->remote_ring); lp_config_set_float(lc->config,"sound","playback_gain_db",config->soft_play_lev); lp_config_set_float(lc->config,"sound","mic_gain_db",config->soft_mic_lev); if (config->local_ring) ms_free(config->local_ring); if (config->remote_ring) ms_free(config->remote_ring); ms_snd_card_manager_destroy(); } static void video_config_uninit(LinphoneCore *lc) { lp_config_set_string(lc->config,"video","size",video_size_get_name(linphone_core_get_preferred_video_size(lc))); lp_config_set_int(lc->config,"video","display",lc->video_conf.display); lp_config_set_int(lc->config,"video","capture",lc->video_conf.capture); if (lc->video_conf.cams) ms_free(lc->video_conf.cams); } void _linphone_core_codec_config_write(LinphoneCore *lc){ if (linphone_core_ready(lc)){ PayloadType *pt; codecs_config_t *config=&lc->codecs_conf; MSList *node; char key[50]; int index; index=0; for(node=config->audio_codecs;node!=NULL;node=ms_list_next(node)){ pt=(PayloadType*)(node->data); sprintf(key,"audio_codec_%i",index); lp_config_set_string(lc->config,key,"mime",pt->mime_type); lp_config_set_int(lc->config,key,"rate",pt->clock_rate); lp_config_set_int(lc->config,key,"channels",pt->channels); lp_config_set_int(lc->config,key,"enabled",linphone_core_payload_type_enabled(lc,pt)); index++; } sprintf(key,"audio_codec_%i",index); lp_config_clean_section (lc->config,key); index=0; for(node=config->video_codecs;node!=NULL;node=ms_list_next(node)){ pt=(PayloadType*)(node->data); sprintf(key,"video_codec_%i",index); lp_config_set_string(lc->config,key,"mime",pt->mime_type); lp_config_set_int(lc->config,key,"rate",pt->clock_rate); lp_config_set_int(lc->config,key,"enabled",linphone_core_payload_type_enabled(lc,pt)); lp_config_set_string(lc->config,key,"recv_fmtp",pt->recv_fmtp); index++; } sprintf(key,"video_codec_%i",index); lp_config_clean_section (lc->config,key); } } static void codecs_config_uninit(LinphoneCore *lc) { _linphone_core_codec_config_write(lc); ms_list_free(lc->codecs_conf.audio_codecs); ms_list_free(lc->codecs_conf.video_codecs); } void ui_config_uninit(LinphoneCore* lc) { if (lc->friends){ ms_list_for_each(lc->friends,(void (*)(void *))linphone_friend_destroy); ms_list_free(lc->friends); lc->friends=NULL; } } /** * Returns the LpConfig object used to manage the storage (config) file. * * @ingroup misc * The application can use the LpConfig object to insert its own private * sections and pairs of key=value in the configuration file. * **/ LpConfig *linphone_core_get_config(LinphoneCore *lc){ return lc->config; } static void linphone_core_uninit(LinphoneCore *lc) { linphone_core_free_hooks(lc); while(lc->calls) { LinphoneCall *the_call = lc->calls->data; linphone_core_terminate_call(lc,the_call); linphone_core_iterate(lc); #ifdef WIN32 Sleep(50000); #else usleep(50000); #endif } #ifdef BUILD_UPNP if(lc->upnp != NULL) { linphone_upnp_context_destroy(lc->upnp); lc->upnp = NULL; } #endif //BUILD_UPNP if (lc->friends) ms_list_for_each(lc->friends,(void (*)(void *))linphone_friend_close_subscriptions); linphone_core_set_state(lc,LinphoneGlobalShutdown,"Shutting down"); #ifdef VIDEO_ENABLED if (lc->previewstream!=NULL){ video_preview_stop(lc->previewstream); lc->previewstream=NULL; } #endif ms_event_queue_destroy(lc->msevq); lc->msevq=NULL; /* save all config */ net_config_uninit(lc); rtp_config_uninit(lc); if (lc->ringstream) ring_stop(lc->ringstream); sound_config_uninit(lc); video_config_uninit(lc); codecs_config_uninit(lc); ui_config_uninit(lc); sip_config_uninit(lc); if (lp_config_needs_commit(lc->config)) lp_config_sync(lc->config); lp_config_destroy(lc->config); lc->config = NULL; /* Mark the config as NULL to block further calls */ sip_setup_unregister_all(); ms_list_for_each(lc->call_logs,(void (*)(void*))linphone_call_log_destroy); lc->call_logs=ms_list_free(lc->call_logs); ms_list_for_each(lc->last_recv_msg_ids,ms_free); lc->last_recv_msg_ids=ms_list_free(lc->last_recv_msg_ids); // Free struct variable if(lc->zrtp_secrets_cache != NULL) { ms_free(lc->zrtp_secrets_cache); } if(lc->play_file!=NULL){ ms_free(lc->play_file); } if(lc->rec_file!=NULL){ ms_free(lc->rec_file); } linphone_core_free_payload_types(lc); linphone_core_message_storage_close(lc); ortp_exit(); linphone_core_set_state(lc,LinphoneGlobalOff,"Off"); #ifdef TUNNEL_ENABLED if (lc->tunnel) linphone_tunnel_destroy(lc->tunnel); #endif } static void set_network_reachable(LinphoneCore* lc,bool_t isReachable, time_t curtime){ ms_message("Network state is now [%s]",isReachable?"UP":"DOWN"); // second get the list of available proxies const MSList *elem=linphone_core_get_proxy_config_list(lc); for(;elem!=NULL;elem=elem->next){ LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)elem->data; if (linphone_proxy_config_register_enabled(cfg) ) { if (!isReachable) { linphone_proxy_config_set_state(cfg, LinphoneRegistrationNone,"Registration impossible (network down)"); }else{ cfg->commit=TRUE; } } } lc->netup_time=curtime; lc->network_reachable=isReachable; if(!isReachable) { sal_reset_transports(lc->sal); } #ifdef BUILD_UPNP if(lc->upnp == NULL) { if(isReachable && lc->net_conf.firewall_policy == LinphonePolicyUseUpnp) { lc->upnp = linphone_upnp_context_new(lc); } } else { if(!isReachable && lc->net_conf.firewall_policy == LinphonePolicyUseUpnp) { linphone_upnp_context_destroy(lc->upnp); lc->upnp = NULL; } } #endif } void linphone_core_refresh_registers(LinphoneCore* lc) { const MSList *elem; if (!lc->network_reachable) { ms_warning("Refresh register operation not available (network unreachable)"); return; } elem=linphone_core_get_proxy_config_list(lc); for(;elem!=NULL;elem=elem->next){ LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)elem->data; if (linphone_proxy_config_register_enabled(cfg) && linphone_proxy_config_get_expires(cfg)>0) { linphone_proxy_config_refresh_register(cfg); } } } void __linphone_core_invalidate_registers(LinphoneCore* lc){ const MSList *elem=linphone_core_get_proxy_config_list(lc); for(;elem!=NULL;elem=elem->next){ LinphoneProxyConfig *cfg=(LinphoneProxyConfig*)elem->data; if (linphone_proxy_config_register_enabled(cfg)) { linphone_proxy_config_edit(cfg); linphone_proxy_config_done(cfg); } } } void linphone_core_set_network_reachable(LinphoneCore* lc,bool_t isReachable) { //first disable automatic mode if (lc->auto_net_state_mon) { ms_message("Disabling automatic network state monitoring"); lc->auto_net_state_mon=FALSE; } set_network_reachable(lc,isReachable, ms_time(NULL)); } bool_t linphone_core_is_network_reachable(LinphoneCore* lc) { return lc->network_reachable; } ortp_socket_t linphone_core_get_sip_socket(LinphoneCore *lc){ return sal_get_socket(lc->sal); } /** * Destroys a LinphoneCore * * @ingroup initializing **/ void linphone_core_destroy(LinphoneCore *lc){ linphone_core_uninit(lc); ms_free(lc); } /** * Get the number of Call * * @ingroup call_control **/ int linphone_core_get_calls_nb(const LinphoneCore *lc){ return ms_list_size(lc->calls);; } /** * Check if we do not have exceed the number of simultaneous call * * @ingroup call_control **/ bool_t linphone_core_can_we_add_call(LinphoneCore *lc) { if(linphone_core_get_calls_nb(lc) < lc->max_calls) return TRUE; ms_message("Maximum amount of simultaneous calls reached !"); return FALSE; } int linphone_core_add_call( LinphoneCore *lc, LinphoneCall *call) { if(linphone_core_can_we_add_call(lc)) { lc->calls = ms_list_append(lc->calls,call); return 0; } return -1; } int linphone_core_del_call( LinphoneCore *lc, LinphoneCall *call) { MSList *it; MSList *the_calls = lc->calls; it=ms_list_find(the_calls,call); if (it) { the_calls = ms_list_remove_link(the_calls,it); } else { ms_warning("could not find the call into the list\n"); return -1; } lc->calls = the_calls; return 0; } /** * Specifiies a ring back tone to be played to far end during incoming calls. **/ void linphone_core_set_remote_ringback_tone(LinphoneCore *lc, const char *file){ if (lc->sound_conf.ringback_tone){ ms_free(lc->sound_conf.ringback_tone); lc->sound_conf.ringback_tone=NULL; } if (file) lc->sound_conf.ringback_tone=ms_strdup(file); } /** * Returns the ring back tone played to far end during incoming calls. **/ const char *linphone_core_get_remote_ringback_tone(const LinphoneCore *lc){ return lc->sound_conf.ringback_tone; } static PayloadType* find_payload_type_from_list(const char* type, int rate, int channels, const MSList* from) { const MSList *elem; for(elem=from;elem!=NULL;elem=elem->next){ PayloadType *pt=(PayloadType*)elem->data; if ((strcasecmp((char*)type, payload_type_get_mime(pt)) == 0) && (rate == LINPHONE_FIND_PAYLOAD_IGNORE_RATE || rate==pt->clock_rate) && (channels == LINPHONE_FIND_PAYLOAD_IGNORE_CHANNELS || channels==pt->channels)) { return pt; } } return NULL; } PayloadType* linphone_core_find_payload_type(LinphoneCore* lc, const char* type, int rate, int channels) { PayloadType* result = find_payload_type_from_list(type, rate, channels, linphone_core_get_audio_codecs(lc)); if (result) { return result; } else { result = find_payload_type_from_list(type, rate, 0, linphone_core_get_video_codecs(lc)); if (result) { return result; } } /*not found*/ return NULL; } const char *linphone_global_state_to_string(LinphoneGlobalState gs){ switch(gs){ case LinphoneGlobalOff: return "LinphoneGlobalOff"; break; case LinphoneGlobalOn: return "LinphoneGlobalOn"; break; case LinphoneGlobalStartup: return "LinphoneGlobalStartup"; break; case LinphoneGlobalShutdown: return "LinphoneGlobalShutdown"; break; } return NULL; } LinphoneGlobalState linphone_core_get_global_state(const LinphoneCore *lc){ return lc->state; } LinphoneCallParams *linphone_core_create_default_call_parameters(LinphoneCore *lc){ LinphoneCallParams *p=ms_new0(LinphoneCallParams,1); linphone_core_init_default_params(lc, p); return p; } const char *linphone_reason_to_string(LinphoneReason err){ switch(err){ case LinphoneReasonNone: return "No error"; case LinphoneReasonNoResponse: return "No response"; case LinphoneReasonBadCredentials: return "Bad credentials"; case LinphoneReasonDeclined: return "Call declined"; case LinphoneReasonNotFound: return "User not found"; case LinphoneReasonNotAnswered: return "Not answered"; case LinphoneReasonBusy: return "Busy"; } return "unknown error"; } const char *linphone_error_to_string(LinphoneReason err){ return linphone_reason_to_string(err); } /** * Enables signaling keep alive */ void linphone_core_enable_keep_alive(LinphoneCore* lc,bool_t enable) { #ifdef BUILD_UPNP if (linphone_core_get_firewall_policy(lc)==LinphonePolicyUseUpnp) { enable = FALSE; } #endif //BUILD_UPNP if (enable > 0) { sal_use_tcp_tls_keepalive(lc->sal,lc->sip_conf.tcp_tls_keepalive); sal_set_keepalive_period(lc->sal,lc->sip_conf.keepalive_period); } else { sal_set_keepalive_period(lc->sal,0); } } /** * Is signaling keep alive enabled */ bool_t linphone_core_keep_alive_enabled(LinphoneCore* lc) { return sal_get_keepalive_period(lc->sal) > 0; } void linphone_core_start_dtmf_stream(LinphoneCore* lc) { get_dtmf_gen(lc); /*make sure ring stream is started*/ lc->ringstream_autorelease=FALSE; /*disable autorelease mode*/ } void linphone_core_stop_dtmf_stream(LinphoneCore* lc) { if (lc->ringstream && lc->dmfs_playing_start_time!=0) { ring_stop(lc->ringstream); lc->ringstream=NULL; } } int linphone_core_get_max_calls(LinphoneCore *lc) { return lc->max_calls; } void linphone_core_set_max_calls(LinphoneCore *lc, int max) { lc->max_calls=max; } typedef struct Hook{ LinphoneCoreIterateHook fun; void *data; }Hook; static Hook *hook_new(LinphoneCoreIterateHook hook, void *hook_data){ Hook *h=ms_new(Hook,1); h->fun=hook; h->data=hook_data; return h; } static void hook_invoke(Hook *h){ h->fun(h->data); } void linphone_core_add_iterate_hook(LinphoneCore *lc, LinphoneCoreIterateHook hook, void *hook_data){ lc->hooks=ms_list_append(lc->hooks,hook_new(hook,hook_data)); } static void linphone_core_run_hooks(LinphoneCore *lc){ ms_list_for_each(lc->hooks,(void (*)(void*))hook_invoke); } static void linphone_core_free_hooks(LinphoneCore *lc){ ms_list_for_each(lc->hooks,(void (*)(void*))ms_free); ms_list_free(lc->hooks); lc->hooks=NULL; } void linphone_core_remove_iterate_hook(LinphoneCore *lc, LinphoneCoreIterateHook hook, void *hook_data){ MSList *elem; for(elem=lc->hooks;elem!=NULL;elem=elem->next){ Hook *h=(Hook*)elem->data; if (h->fun==hook && h->data==hook_data){ lc->hooks = ms_list_remove_link(lc->hooks,elem); ms_free(h); return; } } ms_error("linphone_core_remove_iterate_hook(): No such hook found."); } void linphone_core_set_zrtp_secrets_file(LinphoneCore *lc, const char* file){ if (lc->zrtp_secrets_cache != NULL) { ms_free(lc->zrtp_secrets_cache); } lc->zrtp_secrets_cache=file ? ms_strdup(file) : NULL; } const char *linphone_core_get_zrtp_secrets_file(LinphoneCore *lc){ return lc->zrtp_secrets_cache; } const LinphoneCall* linphone_core_find_call_from_uri(LinphoneCore *lc, const char *uri) { if (uri == NULL) return NULL; MSList *calls=lc->calls; while(calls) { const LinphoneCall *c=(LinphoneCall*)calls->data; calls=calls->next; const LinphoneAddress *address = linphone_call_get_remote_address(c); char *current_uri=linphone_address_as_string_uri_only(address); if (strcmp(uri,current_uri)==0) { ms_free(current_uri); return c; } else { ms_free(current_uri); } } return NULL; } /** * Check if a call will need the sound resources. * * @ingroup call_control * @param lc The LinphoneCore **/ bool_t linphone_core_sound_resources_locked(LinphoneCore *lc){ MSList *calls=lc->calls; while(calls) { LinphoneCall *c=(LinphoneCall*)calls->data; calls=calls->next; switch (c->state) { case LinphoneCallOutgoingInit: case LinphoneCallOutgoingProgress: case LinphoneCallOutgoingRinging: case LinphoneCallOutgoingEarlyMedia: case LinphoneCallConnected: case LinphoneCallRefered: case LinphoneCallIncomingEarlyMedia: case LinphoneCallUpdating: return TRUE; default: break; } } return FALSE; } void linphone_core_set_srtp_enabled(LinphoneCore *lc, bool_t enabled) { lp_config_set_int(lc->config,"sip","srtp",(int)enabled); } /** * Returns whether a media encryption scheme is supported by the LinphoneCore engine **/ bool_t linphone_core_media_encryption_supported(const LinphoneCore *lc, LinphoneMediaEncryption menc){ switch(menc){ case LinphoneMediaEncryptionSRTP: return ortp_srtp_supported(); case LinphoneMediaEncryptionZRTP: return ortp_zrtp_available(); case LinphoneMediaEncryptionNone: return TRUE; } return FALSE; } int linphone_core_set_media_encryption(LinphoneCore *lc, enum LinphoneMediaEncryption menc) { const char *type="none"; int ret=0; if (menc == LinphoneMediaEncryptionSRTP){ if (!ortp_srtp_supported()){ ms_warning("SRTP not supported by library."); type="none"; ret=-1; }else type="srtp"; }else if (menc == LinphoneMediaEncryptionZRTP){ if (!ortp_zrtp_available()){ ms_warning("ZRTP not supported by library."); type="none"; ret=-1; }else type="zrtp"; } lp_config_set_string(lc->config,"sip","media_encryption",type); return ret; } LinphoneMediaEncryption linphone_core_get_media_encryption(LinphoneCore *lc) { const char* menc = lp_config_get_string(lc->config, "sip", "media_encryption", NULL); if (menc == NULL) return LinphoneMediaEncryptionNone; else if (strcmp(menc, "srtp")==0) return LinphoneMediaEncryptionSRTP; else if (strcmp(menc, "zrtp")==0) return LinphoneMediaEncryptionZRTP; else return LinphoneMediaEncryptionNone; } bool_t linphone_core_is_media_encryption_mandatory(LinphoneCore *lc) { return (bool_t)lp_config_get_int(lc->config, "sip", "media_encryption_mandatory", 0); } void linphone_core_set_media_encryption_mandatory(LinphoneCore *lc, bool_t m) { lp_config_set_int(lc->config, "sip", "media_encryption_mandatory", (int)m); } void linphone_core_init_default_params(LinphoneCore*lc, LinphoneCallParams *params) { params->has_video=linphone_core_video_enabled(lc) && lc->video_policy.automatically_initiate; params->media_encryption=linphone_core_get_media_encryption(lc); params->in_conference=FALSE; } void linphone_core_set_device_identifier(LinphoneCore *lc,const char* device_id) { if (lc->device_id) ms_free(lc->device_id); lc->device_id=ms_strdup(device_id); } const char* linphone_core_get_device_identifier(const LinphoneCore *lc) { return lc->device_id; } /** * Set the DSCP field for SIP signaling channel. * * @ingroup network_parameters * * The DSCP defines the quality of service in IP packets. * **/ void linphone_core_set_sip_dscp(LinphoneCore *lc, int dscp){ sal_set_dscp(lc->sal,dscp); if (linphone_core_ready(lc)){ lp_config_set_int_hex(lc->config,"sip","dscp",dscp); apply_transports(lc); } } /** * Get the DSCP field for SIP signaling channel. * * @ingroup network_parameters * * The DSCP defines the quality of service in IP packets. * **/ int linphone_core_get_sip_dscp(const LinphoneCore *lc){ return lp_config_get_int(lc->config,"sip","dscp",0x1a); } /** * Set the DSCP field for outgoing audio streams. * * @ingroup network_parameters * The DSCP defines the quality of service in IP packets. * **/ void linphone_core_set_audio_dscp(LinphoneCore *lc, int dscp){ if (linphone_core_ready(lc)) lp_config_set_int_hex(lc->config,"rtp","audio_dscp",dscp); } /** * Get the DSCP field for outgoing audio streams. * * @ingroup network_parameters * The DSCP defines the quality of service in IP packets. * **/ int linphone_core_get_audio_dscp(const LinphoneCore *lc){ return lp_config_get_int(lc->config,"rtp","audio_dscp",0x2e); } /** * Set the DSCP field for outgoing video streams. * * @ingroup network_parameters * The DSCP defines the quality of service in IP packets. * **/ void linphone_core_set_video_dscp(LinphoneCore *lc, int dscp){ if (linphone_core_ready(lc)) lp_config_set_int_hex(lc->config,"rtp","video_dscp",dscp); } /** * Get the DSCP field for outgoing video streams. * * @ingroup network_parameters * The DSCP defines the quality of service in IP packets. * **/ int linphone_core_get_video_dscp(const LinphoneCore *lc){ return lp_config_get_int(lc->config,"rtp","video_dscp",0x2e); } /** * Sets the database filename where chat messages will be stored. * If the file does not exist, it will be created. * @ingroup initializing * @param lc the linphone core * @param path filesystem path **/ void linphone_core_set_chat_database_path(LinphoneCore *lc, const char *path){ if (lc->chat_db_file){ ms_free(lc->chat_db_file); lc->chat_db_file=NULL; } if (path) { lc->chat_db_file=ms_strdup(path); linphone_core_message_storage_init(lc); } }