/*******************************************************************************
**
** Function btm_ble_dequeue_direct_conn_req
**
** Description This function dequeues the direct connection request
**
** Returns None.
**
*******************************************************************************/
void btm_ble_dequeue_direct_conn_req(BD_ADDR rem_bda)
{
tBTM_BLE_CONN_REQ *p_req = NULL;
tL2C_LCB *p_lcb;
if(btm_cb.ble_ctr_cb.conn_pending_q.count)
{
p_req = (tBTM_BLE_CONN_REQ*)GKI_getfirst(&btm_cb.ble_ctr_cb.conn_pending_q);
}
while(p_req != NULL)
{
p_lcb = (tL2C_LCB *)p_req->p_param;
if((p_lcb != NULL) && (p_lcb->in_use))
{
//If BD address matches
if(!memcmp (rem_bda, p_lcb->remote_bd_addr, BD_ADDR_LEN))
{
GKI_remove_from_queue(&btm_cb.ble_ctr_cb.conn_pending_q, p_req);
l2cu_release_lcb ((tL2C_LCB *)p_req->p_param);
GKI_freebuf((void *)p_req);
break;
}
}
p_req = (tBTM_BLE_CONN_REQ*)GKI_getnext(p_req);
}
}
/*******************************************************************************
**
** Function l2cble_init_direct_conn
**
** Description This function is to initate a direct connection
**
** Returns TRUE connection initiated, FALSE otherwise.
**
*******************************************************************************/
BOOLEAN l2cble_init_direct_conn (tL2C_LCB *p_lcb)
{
tBTM_SEC_DEV_REC *p_dev_rec = btm_find_or_alloc_dev (p_lcb->remote_bd_addr);
tBTM_BLE_CB *p_cb = &btm_cb.ble_ctr_cb;
UINT16 scan_int, scan_win;
BD_ADDR init_addr;
UINT8 init_addr_type = BLE_ADDR_PUBLIC,
own_addr_type = BLE_ADDR_PUBLIC;
/* There can be only one BLE connection request outstanding at a time */
if (p_dev_rec == NULL)
{
BTM_TRACE_WARNING0 ("unknown device, can not initate connection");
return(FALSE);
}
scan_int = (p_cb->scan_int == BTM_BLE_CONN_PARAM_UNDEF) ? BTM_BLE_SCAN_FAST_INT : p_cb->scan_int;
scan_win = (p_cb->scan_win == BTM_BLE_CONN_PARAM_UNDEF) ? BTM_BLE_SCAN_FAST_WIN : p_cb->scan_win;
init_addr_type = p_lcb->ble_addr_type;
memcpy(init_addr, p_lcb->remote_bd_addr, BD_ADDR_LEN);
if (!btsnd_hcic_ble_create_ll_conn (scan_int,/* UINT16 scan_int */
scan_win, /* UINT16 scan_win */
FALSE, /* UINT8 white_list */
p_lcb->ble_addr_type, /* UINT8 addr_type_peer */
p_lcb->remote_bd_addr, /* BD_ADDR bda_peer */
BLE_ADDR_PUBLIC, /* UINT8 addr_type_own */
(UINT16) ((p_dev_rec->conn_params.min_conn_int != BTM_BLE_CONN_PARAM_UNDEF) ? p_dev_rec->conn_params.min_conn_int : BTM_BLE_CONN_INT_MIN), /* UINT16 conn_int_min */
(UINT16) ((p_dev_rec->conn_params.max_conn_int != BTM_BLE_CONN_PARAM_UNDEF) ? p_dev_rec->conn_params.max_conn_int : BTM_BLE_CONN_INT_MIN), /* UINT16 conn_int_max */
(UINT16) ((p_dev_rec->conn_params.slave_latency != BTM_BLE_CONN_PARAM_UNDEF) ? p_dev_rec->conn_params.slave_latency : 0), /* UINT16 conn_latency */
(UINT16) ((p_dev_rec->conn_params.supervision_tout != BTM_BLE_CONN_PARAM_UNDEF) ? p_dev_rec->conn_params.supervision_tout : BTM_BLE_CONN_SUP_TOUT_DEF), /* UINT16 conn_timeout */
0, /* UINT16 min_len */
0)) /* UINT16 max_len */
{
l2cu_release_lcb (p_lcb);
L2CAP_TRACE_ERROR0("initate direct connection fail, no resources");
return (FALSE);
}
else
{
p_lcb->link_state = LST_CONNECTING;
memcpy (l2cb.ble_connecting_bda, p_lcb->remote_bd_addr, BD_ADDR_LEN);
//Assigning below variable which is checked at LE conn cancel
l2cb.is_ble_connecting=TRUE;
btu_start_timer (&p_lcb->timer_entry, BTU_TTYPE_L2CAP_LINK, L2CAP_BLE_LINK_CONNECT_TOUT);
btm_ble_set_conn_st (BLE_DIR_CONN);
return (TRUE);
}
}
/*******************************************************************************
**
** Function L2CA_CancelBleConnectReq
**
** Description Cancel a pending connection attempt to a BLE device.
**
** Parameters: BD Address of remote
**
** Return value: TRUE if connection was cancelled
**
*******************************************************************************/
BOOLEAN L2CA_CancelBleConnectReq (BD_ADDR rem_bda)
{
tL2C_LCB *p_lcb;
BOOLEAN rem_lcb = TRUE;
/* There can be only one BLE connection request outstanding at a time */
if (btm_ble_get_conn_st() == BLE_CONN_IDLE)
{
L2CAP_TRACE_WARNING ("L2CA_CancelBleConnectReq - no connection pending");
return(FALSE);
}
if (memcmp (rem_bda, l2cb.ble_connecting_bda, BD_ADDR_LEN))
{
L2CAP_TRACE_WARNING ("L2CA_CancelBleConnectReq - different BDA Connecting: %08x%04x Cancel: %08x%04x",
(l2cb.ble_connecting_bda[0]<<24)+(l2cb.ble_connecting_bda[1]<<16)+(l2cb.ble_connecting_bda[2]<<8)+l2cb.ble_connecting_bda[3],
(l2cb.ble_connecting_bda[4]<<8)+l2cb.ble_connecting_bda[5],
(rem_bda[0]<<24)+(rem_bda[1]<<16)+(rem_bda[2]<<8)+rem_bda[3], (rem_bda[4]<<8)+rem_bda[5]);
btm_ble_dequeue_direct_conn_req(rem_bda);
return(FALSE);
}
if (btsnd_hcic_ble_create_conn_cancel())
{
p_lcb = l2cu_find_lcb_by_bd_addr(rem_bda, BT_TRANSPORT_LE);
/*Do not remove lcb if a LE link is already up as peripheral*/
if(p_lcb != NULL && p_lcb->link_role == HCI_ROLE_SLAVE && BTM_ACL_IS_CONNECTED(rem_bda))
{
rem_lcb = FALSE;
}
if (rem_lcb && p_lcb != NULL)
{
p_lcb->disc_reason = L2CAP_CONN_CANCEL;
l2cu_release_lcb (p_lcb);
}
/* update state to be cancel, wait for connection cancel complete */
btm_ble_set_conn_st (BLE_CONN_CANCEL);
return(TRUE);
}
else
return(FALSE);
}
/*******************************************************************************
**
** Function L2CA_CancelBleConnectReq
**
** Description Cancel a pending connection attempt to a BLE device.
**
** Parameters: BD Address of remote
**
** Return value: TRUE if connection was cancelled
**
*******************************************************************************/
BOOLEAN L2CA_CancelBleConnectReq (BD_ADDR rem_bda)
{
tL2C_LCB *p_lcb;
/* There can be only one BLE connection request outstanding at a time */
//changed check for BLE_CONN_IDLE instead of incorrect BLE_DIR_CONN for no pending connection
if (btm_ble_get_conn_st() == BLE_CONN_IDLE)
{
L2CAP_TRACE_WARNING0 ("L2CA_CancelBleConnectReq - no connection pending");
return(FALSE);
}
if (memcmp (rem_bda, l2cb.ble_connecting_bda, BD_ADDR_LEN))
{
L2CAP_TRACE_WARNING4 ("L2CA_CancelBleConnectReq - different BDA Connecting: %08x%04x Cancel: %08x%04x",
(l2cb.ble_connecting_bda[0]<<24)+(l2cb.ble_connecting_bda[1]<<16)+(l2cb.ble_connecting_bda[2]<<8)+l2cb.ble_connecting_bda[3],
(l2cb.ble_connecting_bda[4]<<8)+l2cb.ble_connecting_bda[5],
(rem_bda[0]<<24)+(rem_bda[1]<<16)+(rem_bda[2]<<8)+rem_bda[3], (rem_bda[4]<<8)+rem_bda[5]);
return(FALSE);
}
if (btsnd_hcic_ble_create_conn_cancel())
{
if ((p_lcb = l2cu_find_lcb_by_bd_addr (rem_bda)) != NULL)
{
p_lcb->disc_reason = L2CAP_CONN_CANCEL;
l2cu_release_lcb (p_lcb);
}
/* update conn state to IDLE */
btm_ble_set_conn_st (BLE_CONN_IDLE);
return(TRUE);
}
else
return(FALSE);
}
/*******************************************************************************
**
** Function l2cble_init_direct_conn
**
** Description This function is to initate a direct connection
**
** Returns TRUE connection initiated, FALSE otherwise.
**
*******************************************************************************/
BOOLEAN l2cble_init_direct_conn (tL2C_LCB *p_lcb)
{
tBTM_SEC_DEV_REC *p_dev_rec = btm_find_or_alloc_dev (p_lcb->remote_bd_addr);
tBTM_BLE_CB *p_cb = &btm_cb.ble_ctr_cb;
UINT16 scan_int;
UINT16 scan_win;
BD_ADDR peer_addr;
UINT8 peer_addr_type = BLE_ADDR_PUBLIC;
UINT8 own_addr_type = BLE_ADDR_PUBLIC;
/* There can be only one BLE connection request outstanding at a time */
if (p_dev_rec == NULL)
{
L2CAP_TRACE_WARNING ("unknown device, can not initate connection");
return(FALSE);
}
scan_int = (p_cb->scan_int == BTM_BLE_SCAN_PARAM_UNDEF) ? BTM_BLE_SCAN_FAST_INT : p_cb->scan_int;
scan_win = (p_cb->scan_win == BTM_BLE_SCAN_PARAM_UNDEF) ? BTM_BLE_SCAN_FAST_WIN : p_cb->scan_win;
peer_addr_type = p_lcb->ble_addr_type;
memcpy(peer_addr, p_lcb->remote_bd_addr, BD_ADDR_LEN);
#if ( (defined BLE_PRIVACY_SPT) && (BLE_PRIVACY_SPT == TRUE))
own_addr_type = btm_cb.ble_ctr_cb.privacy_mode ? BLE_ADDR_RANDOM : BLE_ADDR_PUBLIC;
if (p_dev_rec->ble.in_controller_list & BTM_RESOLVING_LIST_BIT)
{
if (btm_cb.ble_ctr_cb.privacy_mode >= BTM_PRIVACY_1_2)
own_addr_type |= BLE_ADDR_TYPE_ID_BIT;
btm_ble_enable_resolving_list(BTM_BLE_RL_INIT);
btm_random_pseudo_to_identity_addr(peer_addr, &peer_addr_type);
}
else
btm_ble_disable_resolving_list(BTM_BLE_RL_INIT, TRUE);
#endif
if (!btm_ble_topology_check(BTM_BLE_STATE_INIT))
{
l2cu_release_lcb (p_lcb);
L2CAP_TRACE_ERROR("initate direct connection fail, topology limitation");
return FALSE;
}
if (!btsnd_hcic_ble_create_ll_conn (scan_int,/* UINT16 scan_int */
scan_win, /* UINT16 scan_win */
FALSE, /* UINT8 white_list */
peer_addr_type, /* UINT8 addr_type_peer */
peer_addr, /* BD_ADDR bda_peer */
own_addr_type, /* UINT8 addr_type_own */
(UINT16) ((p_dev_rec->conn_params.min_conn_int != BTM_BLE_CONN_PARAM_UNDEF) ?
p_dev_rec->conn_params.min_conn_int : BTM_BLE_CONN_INT_MIN_DEF), /* UINT16 conn_int_min */
(UINT16) ((p_dev_rec->conn_params.max_conn_int != BTM_BLE_CONN_PARAM_UNDEF) ?
p_dev_rec->conn_params.max_conn_int : BTM_BLE_CONN_INT_MAX_DEF), /* UINT16 conn_int_max */
(UINT16) ((p_dev_rec->conn_params.slave_latency != BTM_BLE_CONN_PARAM_UNDEF) ?
p_dev_rec->conn_params.slave_latency : BTM_BLE_CONN_SLAVE_LATENCY_DEF), /* UINT16 conn_latency */
(UINT16) ((p_dev_rec->conn_params.supervision_tout != BTM_BLE_CONN_PARAM_UNDEF) ?
p_dev_rec->conn_params.supervision_tout : BTM_BLE_CONN_TIMEOUT_DEF), /* conn_timeout */
0, /* UINT16 min_len */
0)) /* UINT16 max_len */
{
l2cu_release_lcb (p_lcb);
L2CAP_TRACE_ERROR("initate direct connection fail, no resources");
return (FALSE);
}
else
{
p_lcb->link_state = LST_CONNECTING;
l2cb.is_ble_connecting = TRUE;
memcpy (l2cb.ble_connecting_bda, p_lcb->remote_bd_addr, BD_ADDR_LEN);
btu_start_timer (&p_lcb->timer_entry, BTU_TTYPE_L2CAP_LINK, L2CAP_BLE_LINK_CONNECT_TOUT);
btm_ble_set_conn_st (BLE_DIR_CONN);
return (TRUE);
}
}
/*******************************************************************************
**
** Function l2cble_init_direct_conn
**
** Description This function is to initate a direct connection
**
** Returns TRUE connection initiated, FALSE otherwise.
**
*******************************************************************************/
BOOLEAN l2cble_init_direct_conn (tL2C_LCB *p_lcb)
{
tBTM_SEC_DEV_REC *p_dev_rec = btm_find_or_alloc_dev (p_lcb->remote_bd_addr);
tBTM_BLE_CB *p_cb = &btm_cb.ble_ctr_cb;
UINT16 scan_int, scan_win;
BD_ADDR init_addr;
UINT8 init_addr_type = BLE_ADDR_PUBLIC,
own_addr_type = BLE_ADDR_PUBLIC;
/* There can be only one BLE connection request outstanding at a time */
if (p_dev_rec == NULL)
{
L2CAP_TRACE_WARNING ("unknown device, can not initate connection");
return(FALSE);
}
scan_int = (p_cb->scan_int == BTM_BLE_CONN_PARAM_UNDEF) ? BTM_BLE_SCAN_FAST_INT : p_cb->scan_int;
scan_win = (p_cb->scan_win == BTM_BLE_CONN_PARAM_UNDEF) ? BTM_BLE_SCAN_FAST_WIN : p_cb->scan_win;
init_addr_type = p_lcb->ble_addr_type;
memcpy(init_addr, p_lcb->remote_bd_addr, BD_ADDR_LEN);
#if BLE_PRIVACY_SPT == TRUE
/* if RPA offloading supported */
if (btm_ble_vendor_irk_list_load_dev(p_dev_rec))
btm_random_pseudo_to_public(init_addr, &init_addr_type);
/* otherwise, if remote is RPA enabled, use latest RPA */
else if (p_dev_rec->ble.active_addr_type == BTM_BLE_ADDR_RRA)
{
init_addr_type = BLE_ADDR_RANDOM;
memcpy(init_addr, p_dev_rec->ble.cur_rand_addr, BD_ADDR_LEN);
}
/* if privacy is on and current do not consider using reconnection address */
if (btm_cb.ble_ctr_cb.privacy ) /* && p_dev_rec->ble.use_reconn_addr */
own_addr_type = BLE_ADDR_RANDOM;
#endif
if (!btm_ble_topology_check(BTM_BLE_STATE_INIT))
{
l2cu_release_lcb (p_lcb);
L2CAP_TRACE_ERROR("initate direct connection fail, topology limitation");
return FALSE;
}
if (!btsnd_hcic_ble_create_ll_conn (scan_int,/* UINT16 scan_int */
scan_win, /* UINT16 scan_win */
FALSE, /* UINT8 white_list */
init_addr_type, /* UINT8 addr_type_peer */
init_addr, /* BD_ADDR bda_peer */
own_addr_type, /* UINT8 addr_type_own */
(UINT16) ((p_dev_rec->conn_params.min_conn_int != BTM_BLE_CONN_PARAM_UNDEF) ?
p_dev_rec->conn_params.min_conn_int : BTM_BLE_CONN_INT_MIN_DEF), /* UINT16 conn_int_min */
(UINT16) ((p_dev_rec->conn_params.max_conn_int != BTM_BLE_CONN_PARAM_UNDEF) ?
p_dev_rec->conn_params.max_conn_int : BTM_BLE_CONN_INT_MAX_DEF), /* UINT16 conn_int_max */
(UINT16) ((p_dev_rec->conn_params.slave_latency != BTM_BLE_CONN_PARAM_UNDEF) ?
p_dev_rec->conn_params.slave_latency : BTM_BLE_CONN_SLAVE_LATENCY_DEF), /* UINT16 conn_latency */
(UINT16) ((p_dev_rec->conn_params.supervision_tout != BTM_BLE_CONN_PARAM_UNDEF) ?
p_dev_rec->conn_params.supervision_tout : BTM_BLE_CONN_TIMEOUT_DEF), /* conn_timeout */
0, /* UINT16 min_len */
0)) /* UINT16 max_len */
{
l2cu_release_lcb (p_lcb);
L2CAP_TRACE_ERROR("initate direct connection fail, no resources");
return (FALSE);
}
else
{
p_lcb->link_state = LST_CONNECTING;
l2cb.is_ble_connecting = TRUE;
memcpy (l2cb.ble_connecting_bda, p_lcb->remote_bd_addr, BD_ADDR_LEN);
btu_start_timer (&p_lcb->timer_entry, BTU_TTYPE_L2CAP_LINK, L2CAP_BLE_LINK_CONNECT_TOUT);
btm_ble_set_conn_st (BLE_DIR_CONN);
return (TRUE);
}
}