void IAXVoIPLink::iaxHandlePrecallEvent(iax_event* event)
{
IAXCall *call;
std::string id;
int format;
switch (event->etype) {
case IAX_EVENT_CONNECT:
id = Manager::instance().getNewCallID();
call = new IAXCall(id, Call::INCOMING);
call->session = event->session;
call->setConnectionState(Call::PROGRESSING);
if (event->ies.calling_number)
call->setPeerNumber(event->ies.calling_number);
if (event->ies.calling_name)
call->setDisplayName(std::string(event->ies.calling_name));
// if peerNumber exist append it to the name string
call->initRecFilename(std::string(event->ies.calling_number));
Manager::instance().incomingCall(*call, accountID_);
format = call->getFirstMatchingFormat(event->ies.format, accountID_);
if (!format)
format = call->getFirstMatchingFormat(event->ies.capability, accountID_);
iax_accept(event->session, format);
iax_ring_announce(event->session);
addCall(call);
call->format = format;
break;
case IAX_EVENT_HANGUP:
id = iaxFindCallBySession(event->session)->getCallId();
Manager::instance().peerHungupCall(id);
removeCall(id);
break;
case IAX_EVENT_TIMEOUT: // timeout for an unknown session
case IAX_IE_MSGCOUNT:
case IAX_EVENT_REGACK:
case IAX_EVENT_REGREJ:
case IAX_EVENT_REGREQ:
// Received when someone wants to register to us!?!
// Asterisk receives and answers to that, not us, we're a phone.
default:
break;
}
}
static void iaxc_handle_connect(struct iax_event * e)
{
#ifdef USE_VIDEO
int video_format_capability;
int video_format_preferred;
#endif
int video_format = 0;
int format = 0;
int callno;
callno = iaxc_first_free_call();
if ( callno < 0 )
{
iaxci_usermsg(IAXC_STATUS,
"%i \n Incoming Call, but no appearances",
callno);
// XXX Reject this call!, or just ignore?
//iax_reject(e->session, "Too many calls, we're busy!");
iax_accept(e->session, audio_format_preferred & e->ies.capability);
iax_busy(e->session);
return;
}
/* negotiate codec */
/* first, try _their_ preferred format */
format = audio_format_capability & e->ies.format;
if ( !format )
{
/* then, try our preferred format */
format = audio_format_preferred & e->ies.capability;
}
if ( !format )
{
/* finally, see if we have one in common */
format = audio_format_capability & e->ies.capability;
/* now choose amongst these, if we got one */
if ( format )
{
format = iaxc_choose_codec(format);
}
}
if ( !format )
{
iax_reject(e->session, "Could not negotiate common codec");
return;
}
#ifdef USE_VIDEO
iaxc_video_format_get_cap(&video_format_preferred,
&video_format_capability);
/* first, see if they even want video */
video_format = (e->ies.format & IAXC_VIDEO_FORMAT_MASK);
if ( video_format )
{
/* next, try _their_ preferred format */
video_format &= video_format_capability;
if ( !video_format )
{
/* then, try our preferred format */
video_format = video_format_preferred &
(e->ies.capability & IAXC_VIDEO_FORMAT_MASK);
}
if ( !video_format )
{
/* finally, see if we have one in common */
video_format = video_format_capability &
(e->ies.capability & IAXC_VIDEO_FORMAT_MASK);
/* now choose amongst these, if we got one */
if ( video_format )
{
video_format = iaxc_choose_codec(video_format);
}
}
/* All video negotiations failed, then warn */
if ( !video_format )
{
iaxci_usermsg(IAXC_NOTICE,
"Notice: could not negotiate common video codec");
iaxci_usermsg(IAXC_NOTICE,
"Notice: switching to audio-only call");
}
}
#endif /* USE_VIDEO */
calls[callno].vformat = video_format;
calls[callno].format = format;
if ( e->ies.called_number )
strncpy(calls[callno].local, e->ies.called_number,
IAXC_EVENT_BUFSIZ);
else
strncpy(calls[callno].local, "unknown",
IAXC_EVENT_BUFSIZ);
if ( e->ies.called_context )
strncpy(calls[callno].local_context, e->ies.called_context,
IAXC_EVENT_BUFSIZ);
else
strncpy(calls[callno].local_context, "",
IAXC_EVENT_BUFSIZ);
if ( e->ies.calling_number )
strncpy(calls[callno].remote, e->ies.calling_number,
IAXC_EVENT_BUFSIZ);
else
strncpy(calls[callno].remote, "unknown",
IAXC_EVENT_BUFSIZ);
if ( e->ies.calling_name )
strncpy(calls[callno].remote_name, e->ies.calling_name,
IAXC_EVENT_BUFSIZ);
else
strncpy(calls[callno].remote_name, "unknown",
IAXC_EVENT_BUFSIZ);
iaxc_note_activity(callno);
iaxci_usermsg(IAXC_STATUS, "Call from (%s)", calls[callno].remote);
codec_destroy( callno );
calls[callno].session = e->session;
calls[callno].state = IAXC_CALL_STATE_ACTIVE|IAXC_CALL_STATE_RINGING;
iax_accept(calls[callno].session, format | video_format);
iax_ring_announce(calls[callno].session);
iaxci_do_state_callback(callno);
iaxci_usermsg(IAXC_STATUS, "Incoming call on line %d", callno);
}
void
do_iax_event(FILE *f) {
int sessions = 0;
struct iax_event *e = 0;
struct peer *peer;
while ( (e = iax_get_event(0))) {
peer = find_peer(e->session);
if(peer) {
handle_event(f, e, peer);
} else if (e->session == registry) {
fprintf(stderr, "Registration complete: %s (%d)\n",
(e->event.regreply.status == IAX_REG_SUCCESS) ? "Success" : "Failed",
e->event.regreply.status);
registry = NULL;
} else {
if(e->etype != IAX_EVENT_CONNECT) {
fprintf(stderr, "Huh? This is an event for a non-existant session?\n");
continue;
}
sessions++;
if(sessions >= MAX_SESSIONS) {
fprintf(f, "Missed a call... too many sessions open.\n");
}
if(e->event.connect.callerid && e->event.connect.dnid)
fprintf(f, "Call from '%s' for '%s'", e->event.connect.callerid,
e->event.connect.dnid);
else if(e->event.connect.dnid) {
fprintf(f, "Call from '%s'", e->event.connect.dnid);
} else if(e->event.connect.callerid) {
fprintf(f, "Call from '%s'", e->event.connect.callerid);
} else printf("Call from");
fprintf(f, " (%s)\n", inet_ntoa(iax_get_peer_addr(e->session).sin_addr));
if(most_recent_answer) {
fprintf(f, "Incoming call ignored, there's already a call waiting for answer... \
please accept or reject first\n");
iax_reject(e->session, "Too many calls, we're busy!");
} else {
if ( !(peer = malloc(sizeof(struct peer)))) {
fprintf(f, "Warning: Unable to allocate memory!\n");
return;
}
peer->time = time(0);
peer->session = e->session;
if (peer->gsmin)
free(peer->gsmin);
peer->gsmin = 0;
if (peer->gsmout)
free(peer->gsmout);
peer->gsmout = 0;
peer->next = peers;
peers = peer;
iax_accept(peer->session);
iax_ring_announce(peer->session);
most_recent_answer = peer;
ringing = 1;
gentone(TONE_RINGER, 0);
fprintf(f, "Incoming call!\n");
}
issue_prompt(f);
}
iax_event_free(e);
}
