/*******************************************************************************
**
** Function bta_hd_hdl_event
**
** Description HID device main event handling function.
**
** Returns void
**
*******************************************************************************/
BOOLEAN bta_hd_hdl_event(BT_HDR *p_msg)
{
tBTA_HD_CBACK_DATA *p_data = (tBTA_HD_CBACK_DATA *) p_msg;
APPL_TRACE_API2("%s: p_msg->event=%d", __FUNCTION__, p_msg->event);
switch (p_msg->event)
{
case BTA_HD_API_ENABLE_EVT:
bta_hd_api_enable((tBTA_HD_DATA *) p_msg);
break;
case BTA_HD_API_DISABLE_EVT:
if (bta_hd_cb.state == BTA_HD_CONN_ST)
{
APPL_TRACE_WARNING1("%s: host connected, need to "
"disconnect before disabling", __FUNCTION__);
// unregister (and disconnect)
bta_hd_cb.disable_w4_close = TRUE;
bta_hd_sm_execute(BTA_HD_API_UNREGISTER_APP_EVT,
(tBTA_HD_DATA *) p_msg);
}
else
{
bta_hd_api_disable();
}
break;
default:
bta_hd_sm_execute(p_msg->event, (tBTA_HD_DATA *) p_msg);
}
return (TRUE);
}
int socket_server_open(char *socket_name)
{
int sock = -1;
struct sockaddr_un server_address;
int status;
char errorstring[80];
sock = socket(AF_UNIX, SOCK_STREAM, 0);
if (sock < 0)
{
strerror_r(errno, errorstring, sizeof(errorstring));
APPL_TRACE_ERROR1("socket_server_open: socket failed(%s) \n", errorstring);
return -1;
}
memset((char *) &server_address, 0 , sizeof(server_address));
server_address.sun_family = AF_UNIX;
server_address.sun_path[0] = 0;
strncat(server_address.sun_path, (char*)socket_name, sizeof(server_address.sun_path)-1-strlen(server_address.sun_path));
/* Remove old socket (if previous server closed without removing it) */
if (unlink(server_address.sun_path) == 0)
{
APPL_TRACE_WARNING1("socket_server_open: removed old file:%s \n", socket_name);
}
if (bind(sock, (struct sockaddr *) &server_address,
sizeof(server_address)) < 0)
{
strerror_r(errno, errorstring, sizeof(errorstring));
APPL_TRACE_ERROR1("socket_server_open: bind failed(%s) \n", errorstring);
close(sock);
return -1;
}
/* Set up queue for incoming connections. */
status = listen(sock, LISTEN_BACKLOG);
if (status < 0)
{
strerror_r(errno, errorstring, sizeof(errorstring));
APPL_TRACE_ERROR1("socket_server_open: listen failed(%s) \n", errorstring);
close(sock);
return -1;
}
return sock;
}
static inline rfc_slot_t* find_rfc_slot_by_id(uint32_t id)
{
int i;
if(id)
{
for(i = 0; i < MAX_RFC_CHANNEL; i++)
{
if(rfc_slots[i].id == id)
{
return &rfc_slots[i];
}
}
}
APPL_TRACE_WARNING1("invalid rfc slot id: %d", id);
return NULL;
}
/*******************************************************************************
**
** Function bta_pan_scb_by_handle
**
** Description Find scb associated with handle.
**
**
** Returns Pointer to scb or NULL if not found.
**
*******************************************************************************/
tBTA_PAN_SCB *bta_pan_scb_by_handle(UINT16 handle)
{
tBTA_PAN_SCB *p_scb = &bta_pan_cb.scb[0];
UINT8 i;
for (i = 0; i < BTA_PAN_NUM_CONN; i++, p_scb++)
{
if (p_scb->handle == handle)
{
return p_scb;;
}
}
APPL_TRACE_WARNING1("No scb for handle %d", handle);
return NULL;
}
/*******************************************************************************
**
** Function bta_ag_scb_by_idx
**
** Description Given an scb index return pointer to scb.
**
**
** Returns Pointer to scb or NULL if not allocated.
**
*******************************************************************************/
tBTA_AG_SCB *bta_ag_scb_by_idx(UINT16 idx)
{
tBTA_AG_SCB *p_scb;
/* verify index */
if (idx > 0 && idx <= BTA_AG_NUM_SCB)
{
p_scb = &bta_ag_cb.scb[idx - 1];
if (!p_scb->in_use)
{
p_scb = NULL;
APPL_TRACE_WARNING1("ag scb idx %d not allocated", idx);
}
}
else
{
p_scb = NULL;
APPL_TRACE_DEBUG1("ag scb idx %d out of range", idx);
}
return p_scb;
}
/***************************************************************************
* Function handle_rc_passthrough_cmd
*
* - Argument: tBTA_AV_RC rc_id remote control command ID
* tBTA_AV_STATE key_state status of key press
*
* - Description: Remote control command handler
*
***************************************************************************/
void handle_rc_passthrough_cmd ( tBTA_AV_REMOTE_CMD *p_remote_cmd)
{
const char *status;
int pressed, i;
/* If AVRC is open and peer sends PLAY but there is no AVDT, then we queue-up this PLAY */
if (p_remote_cmd)
{
/* queue AVRC PLAY if GAVDTP Open notification to app is pending (2 second timer) */
if ((p_remote_cmd->rc_id == BTA_AV_RC_PLAY) && (!btif_av_is_connected()))
{
if (p_remote_cmd->key_state == AVRC_STATE_PRESS)
{
APPL_TRACE_WARNING1("%s: AVDT not open, queuing the PLAY command", __FUNCTION__);
btif_rc_cb.rc_pending_play = TRUE;
}
return;
}
if ((p_remote_cmd->rc_id == BTA_AV_RC_PAUSE) && (btif_rc_cb.rc_pending_play))
{
APPL_TRACE_WARNING1("%s: Clear the pending PLAY on PAUSE received", __FUNCTION__);
btif_rc_cb.rc_pending_play = FALSE;
return;
}
}
if (p_remote_cmd->key_state == AVRC_STATE_RELEASE) {
status = "released";
pressed = 0;
} else {
status = "pressed";
pressed = 1;
}
/* If this is Play/Pause command (press or release) before processing, check the following
* a voice call has ended recently
* the remote device is not of type headset
* If the above conditions meet, drop the Play/Pause command
* This fix is to interop with certain carkits which sends an automatic PLAY or PAUSE
* commands right after call ends
*/
if((p_remote_cmd->rc_id == BTA_AV_RC_PLAY || p_remote_cmd->rc_id == BTA_AV_RC_PAUSE)&&
(btif_hf_call_terminated_recently() == TRUE) &&
(check_cod( (const bt_bdaddr_t*)&(btif_rc_cb.rc_addr), COD_AV_HEADSETS) != TRUE))
{
BTIF_TRACE_DEBUG2("%s:Dropping the play/Pause command received right after call end cmd:%d",
__FUNCTION__,p_remote_cmd->rc_id);
return;
}
for (i = 0; key_map[i].name != NULL; i++) {
if (p_remote_cmd->rc_id == key_map[i].avrcp) {
BTIF_TRACE_DEBUG3("%s: %s %s", __FUNCTION__, key_map[i].name, status);
/* MusicPlayer uses a long_press_timeout of 1 second for PLAYPAUSE button
* and maps that to autoshuffle. So if for some reason release for PLAY/PAUSE
* comes 1 second after the press, the MediaPlayer UI goes into a bad state.
* The reason for the delay could be sniff mode exit or some AVDTP procedure etc.
* The fix is to generate a release right after the press and drown the 'actual'
* release.
*/
if ((key_map[i].release_quirk == 1) && (pressed == 0))
{
BTIF_TRACE_DEBUG2("%s: AVRC %s Release Faked earlier, drowned now",
__FUNCTION__, key_map[i].name);
return;
}
send_key(uinput_fd, key_map[i].mapped_id, pressed);
if ((key_map[i].release_quirk == 1) && (pressed == 1))
{
GKI_delay(30); // 30ms
BTIF_TRACE_DEBUG2("%s: AVRC %s Release quirk enabled, send release now",
__FUNCTION__, key_map[i].name);
send_key(uinput_fd, key_map[i].mapped_id, 0);
}
break;
}
}
if (key_map[i].name == NULL)
BTIF_TRACE_ERROR3("%s AVRCP: unknown button 0x%02X %s", __FUNCTION__,
p_remote_cmd->rc_id, status);
}
/***************************************************************************
* Function handle_rc_passthrough_cmd
*
* - Argument: tBTA_AV_RC rc_id remote control command ID
* tBTA_AV_STATE key_state status of key press
*
* - Description: Remote control command handler
*
***************************************************************************/
void handle_rc_passthrough_cmd ( tBTA_AV_REMOTE_CMD *p_remote_cmd)
{
const char *status;
int pressed, i;
/* If AVRC is open and peer sends PLAY but there is no AVDT, then we queue-up this PLAY */
if (p_remote_cmd)
{
/* queue AVRC PLAY if GAVDTP Open notification to app is pending (2 second timer) */
if ((p_remote_cmd->rc_id == BTA_AV_RC_PLAY) && (!btif_av_is_connected()))
{
if (p_remote_cmd->key_state == AVRC_STATE_PRESS)
{
APPL_TRACE_WARNING1("%s: AVDT not open, queuing the PLAY command", __FUNCTION__);
btif_rc_cb.rc_pending_play = TRUE;
}
return;
}
if ((p_remote_cmd->rc_id == BTA_AV_RC_PAUSE) && (btif_rc_cb.rc_pending_play))
{
APPL_TRACE_WARNING1("%s: Clear the pending PLAY on PAUSE received", __FUNCTION__);
btif_rc_cb.rc_pending_play = FALSE;
return;
}
}
if (p_remote_cmd->key_state == AVRC_STATE_RELEASE) {
status = "released";
pressed = 0;
} else {
status = "pressed";
pressed = 1;
}
for (i = 0; key_map[i].name != NULL; i++) {
if (p_remote_cmd->rc_id == key_map[i].avrcp) {
BTIF_TRACE_DEBUG3("%s: %s %s", __FUNCTION__, key_map[i].name, status);
/* MusicPlayer uses a long_press_timeout of 1 second for PLAYPAUSE button
* and maps that to autoshuffle. So if for some reason release for PLAY/PAUSE
* comes 1 second after the press, the MediaPlayer UI goes into a bad state.
* The reason for the delay could be sniff mode exit or some AVDTP procedure etc.
* The fix is to generate a release right after the press and drown the 'actual'
* release.
*/
if ((key_map[i].release_quirk == 1) && (pressed == 0))
{
BTIF_TRACE_DEBUG2("%s: AVRC %s Release Faked earlier, drowned now",
__FUNCTION__, key_map[i].name);
return;
}
send_key(uinput_fd, key_map[i].mapped_id, pressed);
if ((key_map[i].release_quirk == 1) && (pressed == 1))
{
GKI_delay(30); // 30ms
BTIF_TRACE_DEBUG2("%s: AVRC %s Release quirk enabled, send release now",
__FUNCTION__, key_map[i].name);
send_key(uinput_fd, key_map[i].mapped_id, 0);
}
break;
}
}
if (key_map[i].name == NULL)
BTIF_TRACE_ERROR3("%s AVRCP: unknown button 0x%02X %s", __FUNCTION__,
p_remote_cmd->rc_id, status);
}
/*******************************************************************************
**
** Function bta_hf_client_sco_event
**
** Description Handle SCO events
**
**
** Returns void
**
*******************************************************************************/
static void bta_hf_client_sco_event(UINT8 event)
{
APPL_TRACE_DEBUG3("%s state: %d event: %d", __FUNCTION__,
bta_hf_client_cb.scb.sco_state, event);
switch (bta_hf_client_cb.scb.sco_state)
{
case BTA_HF_CLIENT_SCO_SHUTDOWN_ST:
switch (event)
{
case BTA_HF_CLIENT_SCO_LISTEN_E:
/* create sco listen connection */
bta_hf_client_sco_create(FALSE);
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_LISTEN_ST;
break;
default:
APPL_TRACE_WARNING1("BTA_HF_CLIENT_SCO_SHUTDOWN_ST: Ignoring event %d", event);
break;
}
break;
case BTA_HF_CLIENT_SCO_LISTEN_ST:
switch (event)
{
case BTA_HF_CLIENT_SCO_LISTEN_E:
/* create sco listen connection (Additional channel) */
bta_hf_client_sco_create(FALSE);
break;
case BTA_HF_CLIENT_SCO_OPEN_E:
/* remove listening connection */
bta_hf_client_sco_remove(FALSE);
/* create sco connection to peer */
bta_hf_client_sco_create(TRUE);
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_OPENING_ST;
break;
case BTA_HF_CLIENT_SCO_SHUTDOWN_E:
/* remove listening connection */
bta_hf_client_sco_remove(FALSE);
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_SHUTDOWN_ST;
break;
case BTA_HF_CLIENT_SCO_CLOSE_E:
/* remove listening connection */
/* Ignore the event. We need to keep listening SCO for the active SLC */
APPL_TRACE_WARNING1("BTA_HF_CLIENT_SCO_LISTEN_ST: Ignoring event %d", event);
break;
case BTA_HF_CLIENT_SCO_CONN_CLOSE_E:
/* sco failed; create sco listen connection */
bta_hf_client_sco_create(FALSE);
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_LISTEN_ST;
break;
default:
APPL_TRACE_WARNING1("BTA_HF_CLIENT_SCO_LISTEN_ST: Ignoring event %d", event);
break;
}
break;
case BTA_HF_CLIENT_SCO_OPENING_ST:
switch (event)
{
case BTA_HF_CLIENT_SCO_CLOSE_E:
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_OPEN_CL_ST;
break;
case BTA_HF_CLIENT_SCO_SHUTDOWN_E:
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_SHUTTING_ST;
break;
case BTA_HF_CLIENT_SCO_CONN_OPEN_E:
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_OPEN_ST;
break;
case BTA_HF_CLIENT_SCO_CONN_CLOSE_E:
/* sco failed; create sco listen connection */
bta_hf_client_sco_create(FALSE);
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_LISTEN_ST;
break;
default:
APPL_TRACE_WARNING1("BTA_HF_CLIENT_SCO_OPENING_ST: Ignoring event %d", event);
break;
}
break;
case BTA_HF_CLIENT_SCO_OPEN_CL_ST:
switch (event)
{
case BTA_HF_CLIENT_SCO_OPEN_E:
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_OPENING_ST;
break;
case BTA_HF_CLIENT_SCO_SHUTDOWN_E:
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_SHUTTING_ST;
break;
case BTA_HF_CLIENT_SCO_CONN_OPEN_E:
/* close sco connection */
bta_hf_client_sco_remove(TRUE);
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_CLOSING_ST;
break;
case BTA_HF_CLIENT_SCO_CONN_CLOSE_E:
/* sco failed; create sco listen connection */
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_LISTEN_ST;
break;
default:
APPL_TRACE_WARNING1("BTA_HF_CLIENT_SCO_OPEN_CL_ST: Ignoring event %d", event);
break;
}
break;
case BTA_HF_CLIENT_SCO_OPEN_ST:
switch (event)
{
case BTA_HF_CLIENT_SCO_CLOSE_E:
/* close sco connection if active */
if (bta_hf_client_sco_remove(TRUE))
{
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_CLOSING_ST;
}
break;
case BTA_HF_CLIENT_SCO_SHUTDOWN_E:
/* remove all listening connections */
bta_hf_client_sco_remove(FALSE);
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_SHUTTING_ST;
break;
case BTA_HF_CLIENT_SCO_CONN_CLOSE_E:
/* peer closed sco; create sco listen connection */
bta_hf_client_sco_create(FALSE);
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_LISTEN_ST;
break;
default:
APPL_TRACE_WARNING1("BTA_HF_CLIENT_SCO_OPEN_ST: Ignoring event %d", event);
break;
}
break;
case BTA_HF_CLIENT_SCO_CLOSING_ST:
switch (event)
{
case BTA_HF_CLIENT_SCO_OPEN_E:
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_CLOSE_OP_ST;
break;
case BTA_HF_CLIENT_SCO_SHUTDOWN_E:
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_SHUTTING_ST;
break;
case BTA_HF_CLIENT_SCO_CONN_CLOSE_E:
/* peer closed sco; create sco listen connection */
bta_hf_client_sco_create(FALSE);
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_LISTEN_ST;
break;
default:
APPL_TRACE_WARNING1("BTA_HF_CLIENT_SCO_CLOSING_ST: Ignoring event %d", event);
break;
}
break;
case BTA_HF_CLIENT_SCO_CLOSE_OP_ST:
switch (event)
{
case BTA_HF_CLIENT_SCO_CLOSE_E:
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_CLOSING_ST;
break;
case BTA_HF_CLIENT_SCO_SHUTDOWN_E:
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_SHUTTING_ST;
break;
case BTA_HF_CLIENT_SCO_CONN_CLOSE_E:
/* open sco connection */
bta_hf_client_sco_create(TRUE);
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_OPENING_ST;
break;
default:
APPL_TRACE_WARNING1("BTA_HF_CLIENT_SCO_CLOSE_OP_ST: Ignoring event %d", event);
break;
}
break;
case BTA_HF_CLIENT_SCO_SHUTTING_ST:
switch (event)
{
case BTA_HF_CLIENT_SCO_CONN_OPEN_E:
/* close sco connection; wait for conn close event */
bta_hf_client_sco_remove(TRUE);
break;
case BTA_HF_CLIENT_SCO_CONN_CLOSE_E:
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_SHUTDOWN_ST;
break;
case BTA_HF_CLIENT_SCO_SHUTDOWN_E:
bta_hf_client_cb.scb.sco_state = BTA_HF_CLIENT_SCO_SHUTDOWN_ST;
break;
default:
APPL_TRACE_WARNING1("BTA_HF_CLIENT_SCO_SHUTTING_ST: Ignoring event %d", event);
break;
}
break;
default:
break;
}
}