Liblinphone
3.10.2
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This program is able to receive chat message in real time on port 5060. Use realtimetext_sender to generate chat message usage: ./realtimetext_receiver
/* linphone Copyright (C) 2015 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; } int main(int argc, char *argv[]){ LinphoneCoreVTable vtable={0}; LinphoneCore *lc; LinphoneCall *call=NULL; LinphoneChatRoom *chat_room; LinphoneChatMessage *chat_message=NULL; const char *dest=NULL; LCSipTransports tp; tp.udp_port=LC_SIP_TRANSPORT_RANDOM; tp.tcp_port=LC_SIP_TRANSPORT_RANDOM; tp.tls_port=LC_SIP_TRANSPORT_RANDOM; /* 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 /* Instanciate a LinphoneCore object given the LinphoneCoreVTable */ lc=linphone_core_new(&vtable,NULL,NULL,NULL); linphone_core_set_sip_transports(lc,&tp); /*to avoid port colliding with receiver*/ if (dest){ /* Place an outgoing call with rtt enabled */ LinphoneCallParams *cp = linphone_core_create_call_params(lc, NULL); linphone_call_params_enable_realtime_text(cp,TRUE); /*enable real time text*/ call=linphone_core_invite_with_params(lc,dest,cp); linphone_call_params_destroy(cp); 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); } /*wait for call to be established*/ while (running && (linphone_call_get_state(call) == LinphoneCallOutgoingProgress || linphone_call_get_state(call) == LinphoneCallOutgoingInit)) { linphone_core_iterate(lc); ms_usleep(50000); } /*check if call is established*/ switch (linphone_call_get_state(call)) { case LinphoneCallError: case LinphoneCallReleased: case LinphoneCallEnd: printf("Could not place call to %s\n",dest); goto end; break; default: break; /*continue*/ } chat_room=linphone_call_get_chat_room(call); /*create a chat room associated to this call*/ /* main loop for sending message and doing background linphonecore work: */ while(running){ char character; /*to disable terminal buffering*/ if (system ("/bin/stty raw") == -1){ ms_error("/bin/stty error"); } character = getchar(); if (system("/bin/stty cooked") == -1){ ms_error("/bin/stty error"); } if (character==0x03) {/*CTRL C*/ running=0; break; } if (character != EOF) { /* user has typed something*/ if (chat_message == NULL) { /*create a new message*/ chat_message = linphone_chat_room_create_message(chat_room,""); /*create an empty message*/ } if (character == '\r') { /*new line, committing message*/ linphone_chat_room_send_chat_message(chat_room,chat_message); chat_message = NULL; /*reset message*/ } else { linphone_chat_message_put_char(chat_message,character); /*send char in realtime*/ } } 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; }