void
SDL_UDEV_Poll(void)
{
struct udev_device *dev = NULL;
const char *action = NULL;
if (_this == NULL) {
return;
}
while (SDL_UDEV_hotplug_update_available()) {
dev = _this->udev_monitor_receive_device(_this->udev_mon);
if (dev == NULL) {
break;
}
action = _this->udev_device_get_action(dev);
if (SDL_strcmp(action, "add") == 0) {
/* Wait for the device to finish initialization */
SDL_Delay(100);
device_event(SDL_UDEV_DEVICEADDED, dev);
} else if (SDL_strcmp(action, "remove") == 0) {
device_event(SDL_UDEV_DEVICEREMOVED, dev);
}
_this->udev_device_unref(dev);
}
}
static int init_known_adapters(int ctl)
{
struct hci_dev_list_req *dl;
struct hci_dev_req *dr;
int i, err;
dl = g_try_malloc0(HCI_MAX_DEV * sizeof(struct hci_dev_req) + sizeof(uint16_t));
if (!dl) {
err = errno;
error("Can't allocate devlist buffer: %s (%d)",
strerror(err), err);
return -err;
}
dl->dev_num = HCI_MAX_DEV;
dr = dl->dev_req;
if (ioctl(ctl, HCIGETDEVLIST, (void *) dl) < 0) {
err = errno;
error("Can't get device list: %s (%d)",
strerror(err), err);
g_free(dl);
return -err;
}
for (i = 0; i < dl->dev_num; i++, dr++) {
device_event(HCI_DEV_REG, dr->dev_id);
if (hci_test_bit(HCI_UP, &dr->dev_opt))
device_event(HCI_DEV_UP, dr->dev_id);
}
g_free(dl);
return 0;
}
void
SDL_UDEV_Scan(void)
{
struct udev_enumerate *enumerate = NULL;
struct udev_list_entry *devs = NULL;
struct udev_list_entry *item = NULL;
if (_this == NULL) {
return;
}
enumerate = _this->udev_enumerate_new(_this->udev);
if (enumerate == NULL) {
SDL_UDEV_Quit();
SDL_SetError("udev_monitor_new_from_netlink() failed");
return;
}
_this->udev_enumerate_add_match_subsystem(enumerate, "input");
_this->udev_enumerate_add_match_subsystem(enumerate, "sound");
_this->udev_enumerate_scan_devices(enumerate);
devs = _this->udev_enumerate_get_list_entry(enumerate);
for (item = devs; item; item = _this->udev_list_entry_get_next(item)) {
const char *path = _this->udev_list_entry_get_name(item);
struct udev_device *dev = _this->udev_device_new_from_syspath(_this->udev, path);
if (dev != NULL) {
device_event(SDL_UDEV_DEVICEADDED, dev);
_this->udev_device_unref(dev);
}
}
_this->udev_enumerate_unref(enumerate);
}
static gboolean io_stack_event(GIOChannel *chan, GIOCondition cond,
gpointer data)
{
unsigned char buf[HCI_MAX_FRAME_SIZE], *ptr;
evt_stack_internal *si;
evt_si_device *sd;
hci_event_hdr *eh;
int type;
size_t len;
GIOError err;
ptr = buf;
err = g_io_channel_read(chan, (gchar *) buf, sizeof(buf), &len);
if (err) {
if (err == G_IO_ERROR_AGAIN)
return TRUE;
error("Read from control socket failed: %s (%d)",
strerror(errno), errno);
return FALSE;
}
type = *ptr++;
if (type != HCI_EVENT_PKT)
return TRUE;
eh = (hci_event_hdr *) ptr;
if (eh->evt != EVT_STACK_INTERNAL)
return TRUE;
ptr += HCI_EVENT_HDR_SIZE;
si = (evt_stack_internal *) ptr;
switch (si->type) {
case EVT_SI_DEVICE:
sd = (void *) &si->data;
device_event(sd->event, sd->dev_id);
break;
}
return TRUE;
}
