/*******************************************************************************
**
** Function bta_ag_api_result
**
** Description Handle an API result event.
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_api_result(tBTA_AG_DATA *p_data)
{
tBTA_AG_SCB *p_scb;
int i;
if (p_data->hdr.layer_specific != BTA_AG_HANDLE_ALL)
{
if ((p_scb = bta_ag_scb_by_idx(p_data->hdr.layer_specific)) != NULL)
{
APPL_TRACE_DEBUG("bta_ag_api_result: p_scb 0x%08x ", p_scb);
bta_ag_sm_execute(p_scb, BTA_AG_API_RESULT_EVT, p_data);
}
}
else
{
for (i = 0, p_scb = &bta_ag_cb.scb[0]; i < BTA_AG_NUM_SCB; i++, p_scb++)
{
if (p_scb->in_use && p_scb->svc_conn)
{
APPL_TRACE_DEBUG("bta_ag_api_result p_scb 0x%08x ", p_scb);
bta_ag_sm_execute(p_scb, BTA_AG_API_RESULT_EVT, p_data);
}
}
}
}
/*******************************************************************************
**
** Function bta_ag_disc_int_res
**
** Description This function handles a discovery result when initiator.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_disc_int_res(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
UINT16 event = BTA_AG_DISC_FAIL_EVT;
APPL_TRACE_DEBUG ("bta_ag_disc_int_res: Status: %d", p_data->disc_result.status);
/* if found service */
if (p_data->disc_result.status == SDP_SUCCESS ||
p_data->disc_result.status == SDP_DB_FULL)
{
/* get attributes */
if (bta_ag_sdp_find_attr(p_scb, p_scb->open_services))
{
/* set connected service */
p_scb->conn_service = bta_ag_service_to_idx(p_scb->open_services);
/* send ourselves sdp ok event */
event = BTA_AG_DISC_OK_EVT;
}
}
/* free discovery db */
bta_ag_free_db(p_scb, p_data);
/* if service not found check if we should search for other service */
if ((event == BTA_AG_DISC_FAIL_EVT) &&
(p_data->disc_result.status == SDP_SUCCESS ||
p_data->disc_result.status == SDP_DB_FULL ||
p_data->disc_result.status == SDP_NO_RECS_MATCH))
{
if ((p_scb->open_services & BTA_HFP_SERVICE_MASK) &&
(p_scb->open_services & BTA_HSP_SERVICE_MASK))
{
/* search for HSP */
p_scb->open_services &= ~BTA_HFP_SERVICE_MASK;
bta_ag_do_disc(p_scb, p_scb->open_services);
}
else if ((p_scb->open_services & BTA_HSP_SERVICE_MASK) &&
(p_scb->hsp_version == HSP_VERSION_1_2))
{
/* search for UUID_SERVCLASS_HEADSET for HSP 1.0 device */
p_scb->hsp_version = HSP_VERSION_1_0;
bta_ag_do_disc(p_scb, p_scb->open_services);
}
else
{
/* send ourselves sdp ok/fail event */
bta_ag_sm_execute(p_scb, event, p_data);
}
}
else
{
/* send ourselves sdp ok/fail event */
bta_ag_sm_execute(p_scb, event, p_data);
}
}
/*******************************************************************************
**
** Function bta_ag_api_disable
**
** Description Handle an API disable event.
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_api_disable(tBTA_AG_DATA *p_data)
{
/* deregister all scbs in use */
tBTA_AG_SCB *p_scb = &bta_ag_cb.scb[0];
BOOLEAN do_dereg = FALSE;
int i;
if (!bta_sys_is_register (BTA_ID_AG))
{
APPL_TRACE_ERROR("BTA AG is already disabled, ignoring ...");
return;
}
/* De-register with BTA system manager */
bta_sys_deregister(BTA_ID_AG);
for (i = 0; i < BTA_AG_NUM_SCB; i++, p_scb++)
{
if (p_scb->in_use)
{
bta_ag_sm_execute(p_scb, BTA_AG_API_DEREGISTER_EVT, p_data);
do_dereg = TRUE;
}
}
if (!do_dereg)
{
/* Done, send callback evt to app */
(*bta_ag_cb.p_cback)(BTA_AG_DISABLE_EVT, NULL);
}
bta_sys_collision_register (BTA_ID_AG, NULL);
}
/*******************************************************************************
**
** Function bta_ag_api_result
**
** Description Handle an API result event.
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_api_result(tBTA_AG_DATA *p_data)
{
tBTA_AG_SCB *p_scb;
int i;
if (p_data->hdr.layer_specific != BTA_AG_HANDLE_ALL)
{
if ((p_scb = bta_ag_scb_by_idx(p_data->hdr.layer_specific)) != NULL)
{
bta_ag_sm_execute(p_scb, BTA_AG_API_RESULT_EVT, p_data);
}
}
else
{
for (i = 0, p_scb = &bta_ag_cb.scb[0]; i < BTA_AG_NUM_SCB; i++, p_scb++)
{
if (p_scb->in_use)
{
bta_ag_sm_execute(p_scb, BTA_AG_API_RESULT_EVT, p_data);
}
}
}
}
/*******************************************************************************
**
** Function bta_ag_api_register
**
** Description Handle an API event registers a new service.
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_api_register(tBTA_AG_DATA *p_data)
{
tBTA_AG_SCB *p_scb;
tBTA_AG_REGISTER reg;
/* allocate an scb */
if ((p_scb = bta_ag_scb_alloc()) != NULL)
{
bta_ag_sm_execute(p_scb, p_data->hdr.event, p_data);
}
else
{
reg.status = BTA_AG_FAIL_RESOURCES;
(*bta_ag_cb.p_cback)(BTA_AG_REGISTER_EVT, (tBTA_AG *) ®);
}
}
/*******************************************************************************
**
** Function bta_ag_rfc_do_open
**
** Description Open an RFCOMM connection to the peer device.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_rfc_do_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
BTM_SetSecurityLevel(TRUE, "", bta_ag_sec_id[p_scb->conn_service],
p_scb->cli_sec_mask, BT_PSM_RFCOMM, BTM_SEC_PROTO_RFCOMM, p_scb->peer_scn);
if (RFCOMM_CreateConnection(bta_ag_uuid[p_scb->conn_service], p_scb->peer_scn,
FALSE, BTA_AG_MTU, p_scb->peer_addr, &(p_scb->conn_handle),
bta_ag_mgmt_cback_tbl[bta_ag_scb_to_idx(p_scb) - 1]) == PORT_SUCCESS)
{
bta_ag_setup_port(p_scb, p_scb->conn_handle);
APPL_TRACE_DEBUG("bta_ag_rfc_do_open : conn_handle = %d", p_scb->conn_handle);
}
/* RFCOMM create connection failed; send ourselves RFCOMM close event */
else
{
bta_ag_sm_execute(p_scb, BTA_AG_RFC_CLOSE_EVT, p_data);
}
}
/*******************************************************************************
**
** Function bta_ag_hdl_event
**
** Description Data gateway main event handling function.
**
**
** Returns BOOLEAN
**
*******************************************************************************/
BOOLEAN bta_ag_hdl_event(BT_HDR *p_msg)
{
tBTA_AG_SCB *p_scb;
APPL_TRACE_DEBUG("bta_ag_hdl_event: Event 0x%04x ", p_msg->event);
switch (p_msg->event)
{
/* handle enable event */
case BTA_AG_API_ENABLE_EVT:
bta_ag_api_enable((tBTA_AG_DATA *) p_msg);
break;
/* handle disable event */
case BTA_AG_API_DISABLE_EVT:
bta_ag_api_disable((tBTA_AG_DATA *) p_msg);
break;
/* handle register event */
case BTA_AG_API_REGISTER_EVT:
bta_ag_api_register((tBTA_AG_DATA *) p_msg);
break;
/* handle result event */
case BTA_AG_API_RESULT_EVT:
bta_ag_api_result((tBTA_AG_DATA *) p_msg);
break;
/* all others reference scb by handle */
default:
if ((p_scb = bta_ag_scb_by_idx(p_msg->layer_specific)) != NULL)
{
APPL_TRACE_DEBUG("bta_ag_hdl_event: p_scb 0x%08x ", p_scb);
bta_ag_sm_execute(p_scb, p_msg->event, (tBTA_AG_DATA *) p_msg);
}
break;
}
return TRUE;
}
/*******************************************************************************
**
** Function bta_ag_do_disc
**
** Description Do service discovery.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_do_disc(tBTA_AG_SCB *p_scb, tBTA_SERVICE_MASK service)
{
tSDP_UUID uuid_list[2];
UINT16 num_uuid = 1;
UINT16 attr_list[4];
UINT8 num_attr;
BOOLEAN db_inited = FALSE;
/* HFP initiator; get proto list and features */
if (service & BTA_HFP_SERVICE_MASK && p_scb->role == BTA_AG_INT)
{
attr_list[0] = ATTR_ID_SERVICE_CLASS_ID_LIST;
attr_list[1] = ATTR_ID_PROTOCOL_DESC_LIST;
attr_list[2] = ATTR_ID_BT_PROFILE_DESC_LIST;
attr_list[3] = ATTR_ID_SUPPORTED_FEATURES;
num_attr = 4;
uuid_list[0].uu.uuid16 = UUID_SERVCLASS_HF_HANDSFREE;
}
/* HFP acceptor; get features */
else if (service & BTA_HFP_SERVICE_MASK && p_scb->role == BTA_AG_ACP)
{
attr_list[0] = ATTR_ID_SERVICE_CLASS_ID_LIST;
attr_list[1] = ATTR_ID_BT_PROFILE_DESC_LIST;
attr_list[2] = ATTR_ID_SUPPORTED_FEATURES;
num_attr = 3;
uuid_list[0].uu.uuid16 = UUID_SERVCLASS_HF_HANDSFREE;
}
/* HSP initiator; get proto list */
else if (service & BTA_HSP_SERVICE_MASK && p_scb->role == BTA_AG_INT)
{
attr_list[0] = ATTR_ID_SERVICE_CLASS_ID_LIST;
attr_list[1] = ATTR_ID_PROTOCOL_DESC_LIST;
attr_list[2] = ATTR_ID_BT_PROFILE_DESC_LIST;
attr_list[3] = ATTR_ID_REMOTE_AUDIO_VOLUME_CONTROL;
num_attr = 4;
uuid_list[0].uu.uuid16 = UUID_SERVCLASS_HEADSET; /* Legacy from HSP v1.0 */
if (p_scb->hsp_version >= HSP_VERSION_1_2)
{
uuid_list[1].uu.uuid16 = UUID_SERVCLASS_HEADSET_HS;
num_uuid = 2;
}
}
/* HSP acceptor; no discovery */
else
{
return;
}
/* allocate buffer for sdp database */
p_scb->p_disc_db = (tSDP_DISCOVERY_DB *) GKI_getbuf(BTA_AG_DISC_BUF_SIZE);
if(p_scb->p_disc_db)
{
/* set up service discovery database; attr happens to be attr_list len */
uuid_list[0].len = LEN_UUID_16;
uuid_list[1].len = LEN_UUID_16;
db_inited = SDP_InitDiscoveryDb(p_scb->p_disc_db, BTA_AG_DISC_BUF_SIZE, num_uuid,
uuid_list, num_attr, attr_list);
}
if(db_inited)
{
/*Service discovery not initiated */
db_inited = SDP_ServiceSearchAttributeRequest(p_scb->peer_addr, p_scb->p_disc_db,
bta_ag_sdp_cback_tbl[bta_ag_scb_to_idx(p_scb) - 1]);
}
if(!db_inited)
{
/*free discover db */
bta_ag_free_db(p_scb, NULL);
/* sent failed event */
bta_ag_sm_execute(p_scb, BTA_AG_DISC_FAIL_EVT, NULL);
}
}
