static void
tvhdhomerun_device_discovery( void )
{
struct hdhomerun_discover_device_t result_list[MAX_HDHOMERUN_DEVICES];
if (!tvheadend_running)
return;
int numDevices = hdhomerun_discover_find_devices_custom(0,
HDHOMERUN_DEVICE_TYPE_TUNER,
HDHOMERUN_DEVICE_ID_WILDCARD,
result_list,
MAX_HDHOMERUN_DEVICES);
if (numDevices > 0)
{
while (numDevices > 0 ) {
numDevices--;
struct hdhomerun_discover_device_t* cDev = &result_list[numDevices];
if ( cDev->device_type == HDHOMERUN_DEVICE_TYPE_TUNER ) {
if ( !tvhdhomerun_device_find(cDev->device_id) ) {
tvhlog(LOG_INFO, "tvhdhomerun","Found HDHomerun device %08x with %d tuners", cDev->device_id, cDev->tuner_count);
tvhdhomerun_device_create(cDev);
}
}
}
}
}
static void *
tvhdhomerun_device_discovery_thread( void *aux )
{
struct hdhomerun_discover_device_t result_list[MAX_HDHOMERUN_DEVICES];
int numDevices, brk;
while (tvheadend_is_running()) {
numDevices =
hdhomerun_discover_find_devices_custom(0,
HDHOMERUN_DEVICE_TYPE_TUNER,
HDHOMERUN_DEVICE_ID_WILDCARD,
result_list,
MAX_HDHOMERUN_DEVICES);
if (numDevices > 0) {
while (numDevices > 0 ) {
numDevices--;
struct hdhomerun_discover_device_t* cDev = &result_list[numDevices];
if ( cDev->device_type == HDHOMERUN_DEVICE_TYPE_TUNER ) {
pthread_mutex_lock(&global_lock);
tvhdhomerun_device_t *existing = tvhdhomerun_device_find(cDev->device_id);
if ( tvheadend_is_running() ) {
if ( !existing ) {
tvhinfo(LS_TVHDHOMERUN,"Found HDHomerun device %08x with %d tuners",
cDev->device_id, cDev->tuner_count);
tvhdhomerun_device_create(cDev);
} else if ( ((struct sockaddr_in *)&existing->hd_info.ip_address)->sin_addr.s_addr !=
htonl(cDev->ip_addr) ) {
struct sockaddr_storage detected_dev_addr;
memset(&detected_dev_addr, 0, sizeof(detected_dev_addr));
detected_dev_addr.ss_family = AF_INET;
((struct sockaddr_in *)&detected_dev_addr)->sin_addr.s_addr = htonl(cDev->ip_addr);
char existing_ip[64];
tcp_get_str_from_ip(&existing->hd_info.ip_address, existing_ip, sizeof(existing_ip));
char detected_ip[64];
tcp_get_str_from_ip(&detected_dev_addr, detected_ip, sizeof(detected_ip));
tvhinfo(LS_TVHDHOMERUN,"HDHomerun device %08x switched IPs from %s to %s, updating",
cDev->device_id, existing_ip, detected_ip);
tvhdhomerun_device_destroy(existing);
tvhdhomerun_device_create(cDev);
}
}
pthread_mutex_unlock(&global_lock);
}
}
}
pthread_mutex_lock(&tvhdhomerun_discovery_lock);
brk = 0;
if (tvheadend_is_running()) {
brk = tvh_cond_timedwait(&tvhdhomerun_discovery_cond,
&tvhdhomerun_discovery_lock,
mclk() + sec2mono(15));
brk = !ERRNO_AGAIN(brk) && brk != ETIMEDOUT;
}
pthread_mutex_unlock(&tvhdhomerun_discovery_lock);
if (brk)
break;
}
return NULL;
}