static void headset_auth_cb(DBusError *derr, void *user_data)
{
struct audio_device *device = user_data;
GError *err = NULL;
GIOChannel *io;
if (device->hs_preauth_id) {
g_source_remove(device->hs_preauth_id);
device->hs_preauth_id = 0;
}
if (derr && dbus_error_is_set(derr)) {
error("Access denied: %s", derr->message);
headset_set_state(device, HEADSET_STATE_DISCONNECTED);
return;
}
io = headset_get_rfcomm(device);
if (!bt_io_accept(io, headset_connect_cb, device, NULL, &err)) {
error("bt_io_accept: %s", err->message);
g_error_free(err);
headset_set_state(device, HEADSET_STATE_DISCONNECTED);
return;
}
}
static gboolean hs_preauth_cb(GIOChannel *chan, GIOCondition cond,
gpointer user_data)
{
struct audio_device *device = user_data;
DBG("Headset disconnected during authorization");
audio_device_cancel_authorization(device, headset_auth_cb, device);
headset_set_state(device, HEADSET_STATE_DISCONNECTED);
device->hs_preauth_id = 0;
return FALSE;
}
static void sco_server_cb(GIOChannel *chan, GError *err, gpointer data)
{
int sk;
struct audio_device *device;
char addr[18];
bdaddr_t src, dst;
if (err) {
error("sco_server_cb: %s", err->message);
return;
}
bt_io_get(chan, BT_IO_SCO, &err,
BT_IO_OPT_SOURCE_BDADDR, &src,
BT_IO_OPT_DEST_BDADDR, &dst,
BT_IO_OPT_DEST, addr,
BT_IO_OPT_INVALID);
if (err) {
error("bt_io_get: %s", err->message);
goto drop;
}
device = manager_find_device(NULL, &src, &dst, AUDIO_HEADSET_INTERFACE,
FALSE);
if (!device)
device = manager_find_device(NULL, &src, &dst,
AUDIO_GATEWAY_INTERFACE,
FALSE);
if (!device)
goto drop;
if (device->headset) {
if (headset_get_state(device) < HEADSET_STATE_CONNECTED) {
DBG("Refusing SCO from non-connected headset");
goto drop;
}
if (!get_hfp_active(device)) {
error("Refusing non-HFP SCO connect attempt from %s",
addr);
goto drop;
}
if (headset_connect_sco(device, chan) < 0)
goto drop;
headset_set_state(device, HEADSET_STATE_PLAYING);
} else if (device->gateway) {
if (!gateway_is_connected(device)) {
DBG("Refusing SCO from non-connected AG");
goto drop;
}
if (gateway_connect_sco(device, chan) < 0)
goto drop;
} else
goto drop;
sk = g_io_channel_unix_get_fd(chan);
fcntl(sk, F_SETFL, 0);
DBG("Accepted SCO connection from %s", addr);
return;
drop:
g_io_channel_shutdown(chan, TRUE, NULL);
}
static void ag_confirm(GIOChannel *chan, gpointer data)
{
const char *server_uuid, *remote_uuid;
struct audio_device *device;
gboolean hfp_active;
bdaddr_t src, dst;
int perr;
GError *err = NULL;
uint8_t ch;
bt_io_get(chan, BT_IO_RFCOMM, &err,
BT_IO_OPT_SOURCE_BDADDR, &src,
BT_IO_OPT_DEST_BDADDR, &dst,
BT_IO_OPT_CHANNEL, &ch,
BT_IO_OPT_INVALID);
if (err) {
error("%s", err->message);
g_error_free(err);
goto drop;
}
if (ch == DEFAULT_HS_AG_CHANNEL) {
hfp_active = FALSE;
server_uuid = HSP_AG_UUID;
remote_uuid = HSP_HS_UUID;
} else {
hfp_active = TRUE;
server_uuid = HFP_AG_UUID;
remote_uuid = HFP_HS_UUID;
}
device = manager_get_device(&src, &dst, TRUE);
if (!device)
goto drop;
if (!manager_allow_headset_connection(device)) {
DBG("Refusing headset: too many existing connections");
goto drop;
}
if (!device->headset) {
btd_device_add_uuid(device->btd_dev, remote_uuid);
if (!device->headset)
goto drop;
}
if (headset_get_state(device) > HEADSET_STATE_DISCONNECTED) {
DBG("Refusing new connection since one already exists");
goto drop;
}
set_hfp_active(device, hfp_active);
if (headset_connect_rfcomm(device, chan) < 0) {
error("headset_connect_rfcomm failed");
goto drop;
}
headset_set_state(device, HEADSET_STATE_CONNECTING);
perr = audio_device_request_authorization(device, server_uuid,
headset_auth_cb, device);
if (perr < 0) {
DBG("Authorization denied: %s", strerror(-perr));
headset_set_state(device, HEADSET_STATE_DISCONNECTED);
return;
}
device->hs_preauth_id = g_io_add_watch(chan,
G_IO_NVAL | G_IO_HUP | G_IO_ERR,
hs_preauth_cb, device);
device->auto_connect = auto_connect;
return;
drop:
g_io_channel_shutdown(chan, TRUE, NULL);
}
