static gboolean media_reader(GIOChannel *source, GIOCondition condition,
gpointer data)
{
char buf[UINT16_MAX];
struct rtp_header *rtp = (void *) buf;
static bool decode = false;
uint16_t imtu;
int fd, ret;
if (!avdtp_stream_get_transport(avdtp_stream, &fd, &imtu, NULL, NULL))
return TRUE;
ret = read(fd, buf, imtu);
if (ret < 0) {
printf("Reading failed (%s)\n", strerror(errno));
return TRUE;
}
if (ret < (int) sizeof(*rtp)) {
printf("Not enough media data received (%u bytes)", ret);
return TRUE;
}
if (!decode) {
printf("V=%u P=%u X=%u CC=%u M=%u PT=%u SeqNr=%d\n",
rtp->v, rtp->p, rtp->x, rtp->cc, rtp->m, rtp->pt,
be16_to_cpu(rtp->sequence_number));
decode = true;
}
send_command();
return TRUE;
}
static void a2dp_config_complete(struct avdtp *session, struct a2dp_sep *sep,
struct avdtp_stream *stream,
struct avdtp_error *err,
void *user_data)
{
struct unix_client *client = user_data;
char buf[BT_SUGGESTED_BUFFER_SIZE];
struct bt_set_configuration_rsp *rsp = (void *) buf;
struct a2dp_data *a2dp = &client->d.a2dp;
uint16_t imtu, omtu;
GSList *caps;
client->req_id = 0;
if (err)
goto failed;
memset(buf, 0, sizeof(buf));
if (!stream)
goto failed;
if (client->cb_id > 0)
avdtp_stream_remove_cb(a2dp->session, a2dp->stream,
client->cb_id);
a2dp->sep = sep;
a2dp->stream = stream;
if (!avdtp_stream_get_transport(stream, &client->data_fd, &imtu, &omtu,
&caps)) {
error("Unable to get stream transport");
goto failed;
}
rsp->h.type = BT_RESPONSE;
rsp->h.name = BT_SET_CONFIGURATION;
rsp->h.length = sizeof(*rsp);
/* FIXME: Use imtu when fd_opt is CFG_FD_OPT_READ */
rsp->link_mtu = omtu;
unix_ipc_sendmsg(client, &rsp->h);
client->cb_id = avdtp_stream_add_cb(session, stream,
stream_state_changed, client);
return;
failed:
error("config failed");
unix_ipc_error(client, BT_SET_CONFIGURATION, EIO);
avdtp_unref(a2dp->session);
a2dp->session = NULL;
a2dp->stream = NULL;
a2dp->sep = NULL;
}
static void a2dp_resume_complete(struct avdtp *session,
struct avdtp_error *err, void *user_data)
{
struct media_owner *owner = user_data;
struct media_request *req = owner->pending;
struct media_transport *transport = owner->transport;
struct a2dp_sep *sep = media_endpoint_get_sep(transport->endpoint);
struct avdtp_stream *stream;
int fd;
uint16_t imtu, omtu;
gboolean ret;
req->id = 0;
if (err)
goto fail;
stream = a2dp_sep_get_stream(sep);
if (stream == NULL)
goto fail;
ret = avdtp_stream_get_transport(stream, &fd, &imtu, &omtu, NULL);
if (ret == FALSE)
goto fail;
media_transport_set_fd(transport, fd, imtu, omtu);
if (g_strstr_len(owner->accesstype, -1, "r") == NULL)
imtu = 0;
if (g_strstr_len(owner->accesstype, -1, "w") == NULL)
omtu = 0;
ret = g_dbus_send_reply(transport->conn, req->msg,
DBUS_TYPE_UNIX_FD, &fd,
DBUS_TYPE_UINT16, &imtu,
DBUS_TYPE_UINT16, &omtu,
DBUS_TYPE_INVALID);
if (ret == FALSE)
goto fail;
media_owner_remove(owner);
return;
fail:
media_transport_remove(transport, owner);
}
static bool start_media_player(void)
{
int fd;
uint16_t omtu;
printf("Media streaming started\n");
if (media_player || !avdtp_stream)
return false;
if (!avdtp_stream_get_transport(avdtp_stream, &fd, NULL, &omtu, NULL))
return false;
media_player = g_timeout_add(200, media_writer, NULL);
if (!media_player)
return false;
return true;
}
static void bt_stream_open(const void *buf, uint16_t len)
{
const struct audio_cmd_open_stream *cmd = buf;
struct audio_rsp_open_stream *rsp;
struct a2dp_setup *setup;
int fd;
uint16_t omtu;
DBG("");
if (cmd->id)
setup = find_setup(cmd->id);
else
setup = setups ? setups->data : NULL;
if (!setup) {
error("Unable to find stream for endpoint %u", cmd->id);
ipc_send_rsp(audio_ipc, AUDIO_SERVICE_ID, AUDIO_OP_OPEN_STREAM,
AUDIO_STATUS_FAILED);
return;
}
if (!avdtp_stream_get_transport(setup->stream, &fd, NULL, &omtu,
NULL)) {
error("avdtp_stream_get_transport: failed");
ipc_send_rsp(audio_ipc, AUDIO_SERVICE_ID, AUDIO_OP_OPEN_STREAM,
AUDIO_STATUS_FAILED);
return;
}
len = sizeof(struct audio_rsp_open_stream) +
sizeof(struct audio_preset) + setup->preset->len;
rsp = g_malloc0(len);
rsp->id = setup->endpoint->id;
rsp->mtu = omtu;
rsp->preset->len = setup->preset->len;
memcpy(rsp->preset->data, setup->preset->data, setup->preset->len);
ipc_send_rsp_full(audio_ipc, AUDIO_SERVICE_ID, AUDIO_OP_OPEN_STREAM,
len, rsp, fd);
g_free(rsp);
}
static gboolean media_writer(gpointer user_data)
{
uint16_t omtu;
int fd;
int to_write;
if (!avdtp_stream_get_transport(avdtp_stream, &fd, NULL, &omtu, NULL))
return TRUE;
if (omtu < sizeof(sbc_media_frame))
to_write = omtu;
else
to_write = sizeof(sbc_media_frame);
if (write(fd, sbc_media_frame, to_write) < 0)
return TRUE;
send_command();
return TRUE;
}
static bool start_media_recorder(void)
{
int fd;
uint16_t omtu;
GIOChannel *chan;
printf("Media recording started\n");
if (media_recorder || !avdtp_stream)
return false;
if (!avdtp_stream_get_transport(avdtp_stream, &fd, NULL, &omtu, NULL))
return false;
chan = g_io_channel_unix_new(fd);
media_recorder = g_io_add_watch(chan, G_IO_IN, media_reader, NULL);
g_io_channel_unref(chan);
if (!media_recorder)
return false;
return true;
}
