static int on_hangup(struct sangoma_pri *spri, sangoma_pri_event_t event_type, pri_event *event)
{
//pri_hangup(spri->pri, event->hangup.call, event->hangup.cause);
printf("-- Hanging up channel %d\n", event->hangup.channel);
if(pidmap[event->hangup.channel-1].pid) {
pri_hangup(spri->pri, event->hangup.call, 16);
pri_destroycall(spri->pri, event->hangup.call);
kill(pidmap[event->hangup.channel-1].pid, SIGINT);
pidmap[event->hangup.channel-1].pid = 0;
}
return 0;
}
static void event2(struct pri *pri, pri_event *e)
{
/* CPE */
switch(e->gen.e) {
case PRI_EVENT_RING:
printf("PRI 2: %s (%d)\n", pri_event2str(e->gen.e), e->gen.e);
pri_proceeding(pri, e->ring.call, e->ring.channel, 0);
pri_acknowledge(pri, e->ring.call, e->ring.channel, 0);
break;
case PRI_EVENT_ANSWER:
printf("PRI 2: %s (%d)\n", pri_event2str(e->gen.e), e->gen.e);
pri_hangup(pri, e->answer.call, PRI_CAUSE_NORMAL_UNSPECIFIED);
break;
case PRI_EVENT_HANGUP:
printf("PRI 2: %s (%d)\n", pri_event2str(e->gen.e), e->gen.e);
pri_hangup(pri, e->hangup.call, e->hangup.cause);
break;
case PRI_EVENT_DCHAN_UP:
default:
printf("PRI 2: %s (%d)\n", pri_event2str(e->gen.e), e->gen.e);
}
}
static void launch_channel(struct sangoma_pri *spri, int channo)
{
pid_t pid;
int fd = 0, file = 0, inlen = 0, outlen = 0;
unsigned char inframe[MAX_BYTES], outframe[MAX_BYTES];
fd_set readfds;
int mtu_mru=BYTES / 2;
int err;
zap_channel_t *chan;
zap_codec_t codec = ZAP_CODEC_SLIN;
unsigned ms = 20;
unsigned int lead = 50;
int ifd = -1;
zap_tone_type_t tt = ZAP_TONE_DTMF;
char dtmf[] = "1234567890";
int loops = 0;
pid = fork();
if (pid) {
pidmap[channo-1].pid = pid;
printf("-- Launching process %d to handle channel %d\n", pid, channo);
return;
}
signal(SIGINT, handle_SIGINT);
//ifd = open("/nfs/sounds/ptest.raw", O_WRONLY|O_CREAT|O_TRUNC, 777);
memset(inframe, 0, MAX_BYTES);
memset(outframe, 0, MAX_BYTES);
if (zap_channel_open(spri->span, channo, &chan) != ZAP_SUCCESS) {
printf("DEBUG cant open fd!\n");
}
#if 1
if (zap_channel_command(chan, ZAP_COMMAND_SET_CODEC, &codec) != ZAP_SUCCESS) {
printf("Critical Error: Failed to set driver codec!\n");
zap_channel_close(&chan);
exit(-1);
}
#endif
#if 1
if (zap_channel_command(chan, ZAP_COMMAND_ENABLE_DTMF_DETECT, &tt) != ZAP_SUCCESS) {
printf("Critical Error: Failed to set dtmf detect!\n");
zap_channel_close(&chan);
exit(-1);
}
zap_channel_set_event_callback(chan, my_zap_event_handler);
#endif
if (zap_channel_command(chan, ZAP_COMMAND_SET_INTERVAL, &ms) != ZAP_SUCCESS) {
printf("Critical Error: Failed to set codec interval!\n");
zap_channel_close(&chan);
exit(-1);
}
file = open("sound.raw", O_RDONLY);
if (file < 0){
printf("Critical Error: Failed to open sound file!\n");
zap_channel_close(&chan);
exit(-1);
}
while(ready) {
zap_wait_flag_t flags = ZAP_READ;
zap_size_t len;
loops++;
if (lead) {
lead--;
}
if (!lead && loops == 300) {
#if 1
if (zap_channel_command(chan, ZAP_COMMAND_SEND_DTMF, dtmf) != ZAP_SUCCESS) {
printf("Critical Error: Failed to send dtmf\n");
zap_channel_close(&chan);
exit(-1);
}
#endif
}
if (zap_channel_wait(chan, &flags, 2000) != ZAP_SUCCESS) {
printf("wait FAIL! [%s]\n", chan->last_error);
break;
}
if (flags & ZAP_READ) {
len = MAX_BYTES;
if (zap_channel_read(chan, inframe, &len) == ZAP_SUCCESS) {
//printf("READ: %d\n", len);
//write(ifd, inframe, len);
if(!lead && (outlen = read(file, outframe, len)) <= 0) {
break;
}
} else {
printf("READ FAIL! %d [%s]\n", len, chan->last_error);
break;
}
if (lead) {
continue;
}
zap_channel_write(chan, outframe, sizeof(outframe), &len);
} else {
printf("BREAK");
break;
}
}
printf("loop done\n");
//sangoma_get_full_cfg(fd, &tdm_api);
close(file);
//close(ifd);
pri_hangup(spri->pri, channo, 16);
if (zap_channel_close(&chan) != ZAP_SUCCESS) {
printf("Critical Error: Failed to close channel [%s]\n", chan->last_error);
}
printf("Call Handler: Process Finished\n");
exit(0);
}