int
main(int argc, char *argv[])
{
int port;
int netfd;
int c, h=0, m, regm;
FILE *f;
int fd = STDIN_FILENO;
char rcmd[RBUFSIZE];
fd_set readfd;
fd_set writefd;
struct timeval timer;
struct timeval *timerptr = NULL;
gsm_frame fo;
load_options();
if (!strlen(callerid))
gethostname(callerid, sizeof(callerid));
signal(SIGHUP, sighandler);
signal(SIGINT, sighandler);
if ( !(f = fdopen(fd, "w+"))) {
fprintf(stderr, "Unable to create file on fd %d\n", fd);
return -1;
}
if ( (audiofd = audio_setup(audiodev)) == -1) {
fprintf(stderr, "Fatal error: failed to open sound device");
return -1;
}
if ( (port = iax_init(0) < 0)) {
fprintf(stderr, "Fatal error: failed to initialize iax with port %d\n", port);
return -1;
}
iax_set_formats(AST_FORMAT_GSM);
netfd = iax_get_fd();
check_iax_register();
fprintf(f, "Text Based Telephony Client.\n\n");
issue_prompt(f);
timer.tv_sec = 0;
timer.tv_usec = 0;
while(1) {
FD_ZERO(&readfd);
FD_ZERO(&writefd);
FD_SET(fd, &readfd);
if(fd > h)
h = fd;
if(answered_call && !writeonly) {
FD_SET(audiofd, &readfd);
if(audiofd > h)
h = audiofd;
}
if (cursound > -1) {
FD_SET(audiofd, &writefd);
if (audiofd > h)
h = audiofd;
}
FD_SET(netfd, &readfd);
if(netfd > h)
h = netfd;
if ( (c = select(h+1, &readfd, &writefd, 0, timerptr)) >= 0) {
if(FD_ISSET(fd, &readfd)) {
if ( ( fgets(&*rcmd, 256, f))) {
rcmd[strlen(rcmd)-1] = 0;
parse_args(f, &*rcmd);
} else fprintf(f, "Fatal error: failed to read data!\n");
issue_prompt(f);
}
if(answered_call) {
if(FD_ISSET(audiofd, &readfd)) {
static int ret, rlen = 0;
static short rbuf[FRAME_SIZE];
if ( (ret = read(audiofd, rbuf + rlen, 2 * (FRAME_SIZE-rlen))) == -1) {
puts("Failed to read audio.");
return -1;
}
rlen += ret/2;
if(rlen == FRAME_SIZE) {
rlen = 0;
if(!most_recent_answer->gsmout)
most_recent_answer->gsmout = gsm_create();
gsm_encode(most_recent_answer->gsmout, rbuf, fo);
if(iax_send_voice(most_recent_answer->session,
AST_FORMAT_GSM, (char *)fo, sizeof(fo)) == -1)
puts("Failed to send voice!");
}
}
}
do_iax_event(f);
m = iax_time_to_next_event();
if(m > -1) {
timerptr = &timer;
timer.tv_sec = m /1000;
timer.tv_usec = (m % 1000) * 1000;
} else
timerptr = 0;
regm = check_iax_timeout();
if (!timerptr || (m > regm)) {
timerptr = &timer;
timer.tv_sec = regm /1000;
timer.tv_usec = (regm % 1000) * 1000;
}
if (FD_ISSET(audiofd, &writefd)) {
send_sound(audiofd);
}
} else {
if(errno == EINTR)
continue;
fprintf(stderr, "Fatal error in select(): %s\n", strerror(errno));
return -1;
}
}
return 0;
}
void finish_sound_buffer (void)
{
static unsigned long tframe;
int bufsize = (uae_u8*)paula_sndbufpt - (uae_u8*)paula_sndbuffer;
if (currprefs.turbo_emulation) {
paula_sndbufpt = paula_sndbuffer;
return;
}
if (currprefs.sound_stereo_swap_paula) {
if (get_audio_nativechannels (currprefs.sound_stereo) == 2 || get_audio_nativechannels (currprefs.sound_stereo) == 4)
channelswap((uae_s16*)paula_sndbuffer, bufsize / 2);
else if (get_audio_nativechannels (currprefs.sound_stereo) == 6)
channelswap6((uae_s16*)paula_sndbuffer, bufsize / 2);
}
#ifdef DRIVESOUND
driveclick_mix ((uae_s16*)paula_sndbuffer, paula_sndbufsize / 2, currprefs.dfxclickchannelmask);
#endif
// must be after driveclick_mix
paula_sndbufpt = paula_sndbuffer;
#ifdef AVIOUTPUT
if (avioutput_enabled && avioutput_audio) {
AVIOutput_WriteAudio((uae_u8*)paula_sndbuffer, bufsize);
if (avioutput_nosoundsync)
sound_setadjust(0);
}
if (avioutput_enabled && (!avioutput_framelimiter || avioutput_nosoundoutput))
return;
#endif
if (!have_sound)
return;
#if 0
// we got buffer that was not full (recording active). Need special handling.
if (bufsize < sdp->sndbufsize && !extrasndbuf) {
extrasndbufsize = sdp->sndbufsize;
extrasndbuf = xcalloc(uae_u8, sdp->sndbufsize);
extrasndbuffered = 0;
}
#endif
static int statuscnt;
if (statuscnt > 0 && tframe != timeframes) {
tframe = timeframes;
statuscnt--;
if (statuscnt == 0)
gui_data.sndbuf_status = 0;
}
if (gui_data.sndbuf_status == 3)
gui_data.sndbuf_status = 0;
if (extrasndbuf) {
int size = extrasndbuffered + bufsize;
int copied = 0;
if (size > extrasndbufsize) {
copied = extrasndbufsize - extrasndbuffered;
memcpy(extrasndbuf + extrasndbuffered, paula_sndbuffer, copied);
send_sound(sdp, (uae_u16*)extrasndbuf);
extrasndbuffered = 0;
}
memcpy(extrasndbuf + extrasndbuffered, (uae_u8*)paula_sndbuffer + copied, bufsize - copied);
extrasndbuffered += bufsize - copied;
} else {
send_sound(sdp, paula_sndbuffer);
}
}