liblinphone
3.8.0
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This program is a _very_ simple usage example of liblinphone. It demonstrates how to listen to a SIP subscription. It then sends notify requests back periodically. first argument must be like sip:jehan@sip.linphone.org , second must be password .
ex registration sip:jehan@sip.linphone.org secret
Registration is cleared on SIGINT
/* linphone Copyright (C) 2010 Belledonne Communications SARL 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. */ #ifdef IN_LINPHONE #include "linphonecore.h" #else #include "linphone/linphonecore.h" #endif #include <signal.h> static bool_t running=TRUE; static void stop(int signum){ running=FALSE; } static void registration_state_changed(struct _LinphoneCore *lc, LinphoneProxyConfig *cfg, LinphoneRegistrationState cstate, const char *message){ printf("New registration state %s for user id [%s] at proxy [%s]\n" ,linphone_registration_state_to_string(cstate) ,linphone_proxy_config_get_identity(cfg) ,linphone_proxy_config_get_addr(cfg)); } LinphoneCore *lc; int main(int argc, char *argv[]){ LinphoneCoreVTable vtable={0}; LinphoneProxyConfig* proxy_cfg; LinphoneAddress *from; LinphoneAuthInfo *info; char* identity=NULL; char* password=NULL; const char* server_addr; /* takes sip uri identity from the command line arguments */ if (argc>1){ identity=argv[1]; } /* takes password from the command line arguments */ if (argc>2){ password=argv[2]; } signal(SIGINT,stop); #ifdef DEBUG linphone_core_enable_logs(NULL); /*enable liblinphone logs.*/ #endif /* Fill the LinphoneCoreVTable with application callbacks. All are optional. Here we only use the registration_state_changed callbacks in order to get notifications about the progress of the registration. */ vtable.registration_state_changed=registration_state_changed; /* Instanciate a LinphoneCore object given the LinphoneCoreVTable */ lc=linphone_core_new(&vtable,NULL,NULL,NULL); /*create proxy config*/ proxy_cfg = linphone_proxy_config_new(); /*parse identity*/ from = linphone_address_new(identity); if (from==NULL){ printf("%s not a valid sip uri, must be like sip:toto@sip.linphone.org \n",identity); goto end; } if (password!=NULL){ info=linphone_auth_info_new(linphone_address_get_username(from),NULL,password,NULL,NULL,NULL); /*create authentication structure from identity*/ linphone_core_add_auth_info(lc,info); /*add authentication info to LinphoneCore*/ } // configure proxy entries linphone_proxy_config_set_identity(proxy_cfg,identity); /*set identity with user name and domain*/ server_addr = linphone_address_get_domain(from); /*extract domain address from identity*/ linphone_proxy_config_set_server_addr(proxy_cfg,server_addr); /* we assume domain = proxy server address*/ linphone_proxy_config_enable_register(proxy_cfg,TRUE); /*activate registration for this proxy config*/ linphone_address_destroy(from); /*release resource*/ linphone_core_add_proxy_config(lc,proxy_cfg); /*add proxy config to linphone core*/ linphone_core_set_default_proxy(lc,proxy_cfg); /*set to default proxy*/ /* main loop for receiving notifications and doing background linphonecore work: */ while(running){ linphone_core_iterate(lc); /* first iterate initiates registration */ ms_usleep(50000); } linphone_core_get_default_proxy(lc,&proxy_cfg); /* get default proxy config*/ linphone_proxy_config_edit(proxy_cfg); /*start editing proxy configuration*/ linphone_proxy_config_enable_register(proxy_cfg,FALSE); /*de-activate registration for this proxy config*/ linphone_proxy_config_done(proxy_cfg); /*initiate REGISTER with expire = 0*/ while(linphone_proxy_config_get_state(proxy_cfg) != LinphoneRegistrationCleared){ linphone_core_iterate(lc); /*to make sure we receive call backs before shutting down*/ ms_usleep(50000); } end: printf("Shutting down...\n"); linphone_core_destroy(lc); printf("Exited\n"); return 0; }