liblinphone
3.6.1
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This program is a _very_ simple usage example of liblinphone. It just takes a sip-uri as first argument and attempts to call it
/* linphone Copyright (C) 2010 Belledonne Communications SARL (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. */ #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; } /* * Call state notification callback */ static void call_state_changed(LinphoneCore *lc, LinphoneCall *call, LinphoneCallState cstate, const char *msg){ switch(cstate){ case LinphoneCallOutgoingRinging: printf("It is now ringing remotely !\n"); break; case LinphoneCallOutgoingEarlyMedia: printf("Receiving some early media\n"); break; case LinphoneCallConnected: printf("We are connected !\n"); break; case LinphoneCallStreamsRunning: printf("Media streams established !\n"); break; case LinphoneCallEnd: printf("Call is terminated.\n"); break; case LinphoneCallError: printf("Call failure !"); break; default: printf("Unhandled notification %i\n",cstate); } } int main(int argc, char *argv[]){ LinphoneCoreVTable vtable={0}; LinphoneCore *lc; LinphoneCall *call=NULL; const char *dest=NULL; /* take the destination sip uri from the command line arguments */ if (argc>1){ dest=argv[1]; } 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 call_state_changed callbacks in order to get notifications about the progress of the call. */ vtable.call_state_changed=call_state_changed; /* Instanciate a LinphoneCore object given the LinphoneCoreVTable */ lc=linphone_core_new(&vtable,NULL,NULL,NULL); if (dest){ /* Place an outgoing call */ call=linphone_core_invite(lc,dest); if (call==NULL){ printf("Could not place call to %s\n",dest); goto end; }else printf("Call to %s is in progress...",dest); linphone_call_ref(call); } /* main loop for receiving notifications and doing background linphonecore work: */ while(running){ linphone_core_iterate(lc); ms_usleep(50000); } if (call && linphone_call_get_state(call)!=LinphoneCallEnd){ /* terminate the call */ printf("Terminating the call...\n"); linphone_core_terminate_call(lc,call); /*at this stage we don't need the call object */ linphone_call_unref(call); } end: printf("Shutting down...\n"); linphone_core_destroy(lc); printf("Exited\n"); return 0; }