/*******************************************************************************
**
** Function mca_sec_check_complete_term
**
** Description The function called when Security Manager finishes
** verification of the service side connection
**
** Returns void
**
*******************************************************************************/
static void mca_sec_check_complete_term (BD_ADDR bd_addr, void *p_ref_data, UINT8 res)
{
tMCA_TC_TBL *p_tbl = (tMCA_TC_TBL *)p_ref_data;
tL2CAP_CFG_INFO cfg;
tL2CAP_ERTM_INFO ertm_info;
MCA_TRACE_DEBUG1("mca_sec_check_complete_term res: %d", res);
if ( res == BTM_SUCCESS )
{
MCA_TRACE_DEBUG2 ("lcid:x%x id:x%x", p_tbl->lcid, p_tbl->id);
/* Set the FCR options: control channel mandates ERTM */
ertm_info.preferred_mode = mca_l2c_fcr_opts_def.mode;
ertm_info.allowed_modes = L2CAP_FCR_CHAN_OPT_ERTM;
ertm_info.user_rx_pool_id = MCA_USER_RX_POOL_ID;
ertm_info.user_tx_pool_id = MCA_USER_TX_POOL_ID;
ertm_info.fcr_rx_pool_id = MCA_FCR_RX_POOL_ID;
ertm_info.fcr_tx_pool_id = MCA_FCR_TX_POOL_ID;
/* Send response to the L2CAP layer. */
L2CA_ErtmConnectRsp (bd_addr, p_tbl->id, p_tbl->lcid, L2CAP_CONN_OK, L2CAP_CONN_OK, &ertm_info);
/* transition to configuration state */
p_tbl->state = MCA_TC_ST_CFG;
/* Send L2CAP config req */
mca_set_cfg_by_tbl (&cfg, p_tbl);
L2CA_ConfigReq(p_tbl->lcid, &cfg);
}
else
{
L2CA_ConnectRsp (bd_addr, p_tbl->id, p_tbl->lcid, L2CAP_CONN_SECURITY_BLOCK, L2CAP_CONN_OK);
mca_tc_close_ind(p_tbl, L2CAP_CONN_SECURITY_BLOCK);
}
}
/*******************************************************************************
**
** Function mca_l2c_dconn_ind_cback
**
** Description This is the L2CAP connect indication callback function.
**
**
** Returns void
**
*******************************************************************************/
void mca_l2c_dconn_ind_cback(BD_ADDR bd_addr, UINT16 lcid, UINT16 psm, UINT8 id)
{
tMCA_HANDLE handle = mca_handle_by_dpsm(psm);
tMCA_CCB *p_ccb;
tMCA_DCB *p_dcb;
tMCA_TC_TBL *p_tbl = NULL;
UINT16 result;
tL2CAP_CFG_INFO cfg;
tL2CAP_ERTM_INFO *p_ertm_info = NULL, ertm_info;
const tMCA_CHNL_CFG *p_chnl_cfg;
MCA_TRACE_EVENT2 ("mca_l2c_dconn_ind_cback: lcid:x%x psm:x%x ", lcid, psm);
if (((p_ccb = mca_ccb_by_bd(handle, bd_addr)) != NULL) && /* find the CCB */
(p_ccb->status == MCA_CCB_STAT_PENDING) && /* this CCB is expecting a MDL */
(p_ccb->p_tx_req && (p_dcb = mca_dcb_by_hdl(p_ccb->p_tx_req->dcb_idx)) != NULL))
{
/* found the associated dcb in listening mode */
/* proceed with connection */
p_dcb->lcid = lcid;
p_tbl = mca_tc_tbl_dalloc(p_dcb);
p_tbl->id = id;
p_tbl->cfg_flags= MCA_L2C_CFG_CONN_ACP;
p_chnl_cfg = p_dcb->p_chnl_cfg;
/* assume that control channel has verified the security requirement */
/* Set the FCR options: control channel mandates ERTM */
ertm_info.preferred_mode = p_chnl_cfg->fcr_opt.mode;
ertm_info.allowed_modes = (1 << p_chnl_cfg->fcr_opt.mode);
ertm_info.user_rx_pool_id = p_chnl_cfg->user_rx_pool_id;
ertm_info.user_tx_pool_id = p_chnl_cfg->user_tx_pool_id;
ertm_info.fcr_rx_pool_id = p_chnl_cfg->fcr_rx_pool_id;
ertm_info.fcr_tx_pool_id = p_chnl_cfg->fcr_tx_pool_id;
p_ertm_info = &ertm_info;
result = L2CAP_CONN_OK;
}
else
{
/* else we're not listening for traffic channel; reject
* (this error code is specified by MCAP spec) */
result = L2CAP_CONN_NO_RESOURCES;
}
/* Send L2CAP connect rsp */
L2CA_ErtmConnectRsp (bd_addr, id, lcid, result, result, p_ertm_info);
/* if result ok, proceed with connection */
if (result == L2CAP_CONN_OK)
{
/* transition to configuration state */
p_tbl->state = MCA_TC_ST_CFG;
/* Send L2CAP config req */
mca_set_cfg_by_tbl (&cfg, p_tbl);
L2CA_ConfigReq(lcid, &cfg);
}
}
static BOOLEAN L2cap_ErtmConnectRsp (BD_ADDR p_bd_addr, UINT8 id, UINT16 lcid,
UINT16 result, UINT16 status,
tL2CAP_ERTM_INFO *p_ertm_info)
{
if (!L2CA_ErtmConnectRsp (p_bd_addr, id, lcid, result, status, p_ertm_info)) {
BTIF_TRACE_DEBUG("L2CA_ErtmConnectRsp:: error ");
return BT_STATUS_FAIL;
}
return BT_STATUS_SUCCESS;
}
/*******************************************************************************
**
** Function mca_l2c_cconn_ind_cback
**
** Description This is the L2CAP connect indication callback function.
**
** Returns void
**
*******************************************************************************/
void mca_l2c_cconn_ind_cback(BD_ADDR bd_addr, UINT16 lcid, UINT16 psm, UINT8 id)
{
tMCA_HANDLE handle = mca_handle_by_cpsm(psm);
tMCA_CCB *p_ccb;
tMCA_TC_TBL *p_tbl = NULL;
UINT16 result = L2CAP_CONN_NO_RESOURCES;
tBTM_STATUS rc;
tL2CAP_ERTM_INFO ertm_info, *p_ertm_info = NULL;
tL2CAP_CFG_INFO cfg;
MCA_TRACE_EVENT3 ("mca_l2c_cconn_ind_cback: lcid:x%x psm:x%x id:x%x", lcid, psm, id);
/* do we already have a control channel for this peer? */
if ((p_ccb = mca_ccb_by_bd(handle, bd_addr)) == NULL)
{
/* no, allocate ccb */
if ((p_ccb = mca_ccb_alloc(handle, bd_addr)) != NULL)
{
/* allocate and set up entry */
p_ccb->lcid = lcid;
p_tbl = mca_tc_tbl_calloc(p_ccb);
p_tbl->id = id;
p_tbl->cfg_flags= MCA_L2C_CFG_CONN_ACP;
/* proceed with connection */
/* Check the security */
rc = btm_sec_mx_access_request (bd_addr, psm, FALSE, BTM_SEC_PROTO_MCA, 0,
&mca_sec_check_complete_term, p_tbl);
if (rc == BTM_CMD_STARTED)
{
/* Set the FCR options: control channel mandates ERTM */
ertm_info.preferred_mode = mca_l2c_fcr_opts_def.mode;
ertm_info.allowed_modes = L2CAP_FCR_CHAN_OPT_ERTM;
ertm_info.user_rx_pool_id = MCA_USER_RX_POOL_ID;
ertm_info.user_tx_pool_id = MCA_USER_TX_POOL_ID;
ertm_info.fcr_rx_pool_id = MCA_FCR_RX_POOL_ID;
ertm_info.fcr_tx_pool_id = MCA_FCR_TX_POOL_ID;
p_ertm_info = &ertm_info;
result = L2CAP_CONN_PENDING;
}
else
result = L2CAP_CONN_OK;
}
/* deal with simultaneous control channel connect case */
}
/* else reject their connection */
if (!p_tbl || (p_tbl->state != MCA_TC_ST_CFG))
{
/* Send L2CAP connect rsp */
L2CA_ErtmConnectRsp (bd_addr, id, lcid, result, L2CAP_CONN_OK, p_ertm_info);
/* if result ok, proceed with connection and send L2CAP
config req */
if (result == L2CAP_CONN_OK)
{
/* set channel state */
p_tbl->state = MCA_TC_ST_CFG;
/* Send L2CAP config req */
mca_set_cfg_by_tbl (&cfg, p_tbl);
L2CA_ConfigReq(p_tbl->lcid, &cfg);
}
}
}
