/*******************************************************************************
**
** Function avdt_l2c_config_ind_cback
**
** Description This is the L2CAP config indication callback function.
**
**
** Returns void
**
*******************************************************************************/
void avdt_l2c_config_ind_cback(UINT16 lcid, tL2CAP_CFG_INFO *p_cfg)
{
tAVDT_TC_TBL *p_tbl;
/* look up info for this channel */
if ((p_tbl = avdt_ad_tc_tbl_by_lcid(lcid)) != NULL) {
/* store the mtu in tbl */
if (p_cfg->mtu_present) {
p_tbl->peer_mtu = p_cfg->mtu;
} else {
p_tbl->peer_mtu = L2CAP_DEFAULT_MTU;
}
AVDT_TRACE_DEBUG("peer_mtu: %d, lcid: x%x\n", p_tbl->peer_mtu, lcid);
/* send L2CAP configure response */
memset(p_cfg, 0, sizeof(tL2CAP_CFG_INFO));
p_cfg->result = L2CAP_CFG_OK;
L2CA_ConfigRsp(lcid, p_cfg);
/* if first config ind */
if ((p_tbl->cfg_flags & AVDT_L2C_CFG_IND_DONE) == 0) {
/* update cfg_flags */
p_tbl->cfg_flags |= AVDT_L2C_CFG_IND_DONE;
/* if configuration complete */
if (p_tbl->cfg_flags & AVDT_L2C_CFG_CFM_DONE) {
avdt_ad_tc_open_ind(p_tbl);
}
}
}
}
/*******************************************************************************
**
** Function avct_l2c_config_ind_cback
**
** Description This is the L2CAP config indication callback function.
**
**
** Returns void
**
*******************************************************************************/
void avct_l2c_config_ind_cback(UINT16 lcid, tL2CAP_CFG_INFO *p_cfg)
{
tAVCT_LCB *p_lcb;
/* look up lcb for this channel */
if ((p_lcb = avct_lcb_by_lcid(lcid)) != NULL) {
AVCT_TRACE_DEBUG("avct_l2c_config_ind_cback: 0x%x, ch_state: %d", lcid, p_lcb->ch_state);
/* store the mtu in tbl */
if (p_cfg->mtu_present) {
p_lcb->peer_mtu = p_cfg->mtu;
} else {
p_lcb->peer_mtu = L2CAP_DEFAULT_MTU;
}
/* send L2CAP configure response */
memset(p_cfg, 0, sizeof(tL2CAP_CFG_INFO));
p_cfg->result = L2CAP_CFG_OK;
L2CA_ConfigRsp(lcid, p_cfg);
/* if first config ind */
if ((p_lcb->ch_flags & AVCT_L2C_CFG_IND_DONE) == 0) {
/* update flags */
p_lcb->ch_flags |= AVCT_L2C_CFG_IND_DONE;
/* if configuration complete */
if (p_lcb->ch_flags & AVCT_L2C_CFG_CFM_DONE) {
p_lcb->ch_state = AVCT_CH_OPEN;
avct_lcb_event(p_lcb, AVCT_LCB_LL_OPEN_EVT, NULL);
}
}
AVCT_TRACE_DEBUG("ch_state cfi: %d ", p_lcb->ch_state);
}
}
/*******************************************************************************
**
** Function rfc_mx_conf_ind
**
** Description This function handles L2CA_ConfigInd message from the
** L2CAP. Send the L2CA_ConfigRsp message.
**
*******************************************************************************/
static void rfc_mx_conf_ind (tRFC_MCB *p_mcb, tL2CAP_CFG_INFO *p_cfg)
{
/* Save peer L2CAP MTU if present */
/* RFCOMM adds 3-4 bytes in the beginning and 1 bytes FCS */
if (p_cfg->mtu_present)
p_mcb->peer_l2cap_mtu = p_cfg->mtu - RFCOMM_MIN_OFFSET - 1;
else
p_mcb->peer_l2cap_mtu = L2CAP_DEFAULT_MTU - RFCOMM_MIN_OFFSET - 1;
p_cfg->mtu_present = FALSE;
p_cfg->flush_to_present = FALSE;
p_cfg->qos_present = FALSE;
p_cfg->result = L2CAP_CFG_OK;
L2CA_ConfigRsp (p_mcb->lcid, p_cfg);
p_mcb->peer_cfg_rcvd = TRUE;
if ((p_mcb->state == RFC_MX_STATE_CONFIGURE) && p_mcb->local_cfg_sent)
{
if (p_mcb->is_initiator)
{
p_mcb->state = RFC_MX_STATE_SABME_WAIT_UA;
rfc_send_sabme (p_mcb, RFCOMM_MX_DLCI);
rfc_timer_start (p_mcb, RFC_T1_TIMEOUT);
}
else
{
p_mcb->state = RFC_MX_STATE_WAIT_SABME;
rfc_timer_start (p_mcb, RFC_T2_TIMEOUT);
}
}
}
/*******************************************************************************
**
** Function hidh_l2cif_config_ind
**
** Description This function processes the L2CAP configuration indication
** event.
**
** Returns void
**
*******************************************************************************/
static void hidh_l2cif_config_ind (UINT16 l2cap_cid, tL2CAP_CFG_INFO *p_cfg)
{
UINT8 dhandle;
tHID_CONN *p_hcon = NULL;
tHID_HOST_DEV_CTB *p_dev;
/* Find CCB based on CID */
if( (dhandle = find_conn_by_cid(l2cap_cid)) < HID_HOST_MAX_DEVICES )
{
p_dev = &hh_cb.devices[dhandle];
p_hcon = &hh_cb.devices[dhandle].conn;
}
if (p_hcon == NULL)
{
HIDH_TRACE_WARNING1 ("HID-Host Rcvd L2CAP cfg ind, unknown CID: 0x%x", l2cap_cid);
return;
}
HIDH_TRACE_EVENT1 ("HID-Host Rcvd cfg ind, sent cfg cfm, CID: 0x%x", l2cap_cid);
/* Remember the remote MTU size */
if ((!p_cfg->mtu_present) || (p_cfg->mtu > HID_HOST_MTU))
p_hcon->rem_mtu_size = HID_HOST_MTU;
else
p_hcon->rem_mtu_size = p_cfg->mtu;
/* For now, always accept configuration from the other side */
p_cfg->flush_to_present = FALSE;
p_cfg->mtu_present = FALSE;
p_cfg->result = L2CAP_CFG_OK;
L2CA_ConfigRsp (l2cap_cid, p_cfg);
if (l2cap_cid == p_hcon->ctrl_cid)
p_hcon->conn_flags |= HID_CONN_FLAGS_HIS_CTRL_CFG_DONE;
else
p_hcon->conn_flags |= HID_CONN_FLAGS_HIS_INTR_CFG_DONE;
/* If all configuration is complete, change state and tell management we are up */
if (((p_hcon->conn_flags & HID_CONN_FLAGS_ALL_CONFIGURED) == HID_CONN_FLAGS_ALL_CONFIGURED)
&& (p_hcon->conn_state == HID_CONN_STATE_CONFIG))
{
p_hcon->conn_state = HID_CONN_STATE_CONNECTED;
hh_cb.devices[dhandle].state = HID_DEV_CONNECTED;
hh_cb.callback( dhandle, hh_cb.devices[dhandle].addr, HID_HDEV_EVT_OPEN, 0, NULL ) ;
}
}
/*******************************************************************************
**
** Function gatt_l2cif_config_ind_cback
**
** Description This is the L2CAP config indication callback function.
**
**
** Returns void
**
*******************************************************************************/
void gatt_l2cif_config_ind_cback(UINT16 lcid, tL2CAP_CFG_INFO *p_cfg)
{
tGATT_TCB *p_tcb;
tGATTS_SRV_CHG *p_srv_chg_clt=NULL;
/* look up clcb for this channel */
if ((p_tcb = gatt_find_tcb_by_cid(lcid)) != NULL)
{
/* GATT uses the smaller of our MTU and peer's MTU */
if ( p_cfg->mtu_present &&
(p_cfg->mtu >= GATT_MIN_BR_MTU_SIZE && p_cfg->mtu < L2CAP_DEFAULT_MTU))
p_tcb->payload_size = p_cfg->mtu;
else
p_tcb->payload_size = L2CAP_DEFAULT_MTU;
/* send L2CAP configure response */
memset(p_cfg, 0, sizeof(tL2CAP_CFG_INFO));
p_cfg->result = L2CAP_CFG_OK;
L2CA_ConfigRsp(lcid, p_cfg);
/* if first config ind */
if ((p_tcb->ch_flags & GATT_L2C_CFG_IND_DONE) == 0)
{
/* update flags */
p_tcb->ch_flags |= GATT_L2C_CFG_IND_DONE;
/* if configuration complete */
if (p_tcb->ch_flags & GATT_L2C_CFG_CFM_DONE)
{
gatt_set_ch_state(p_tcb, GATT_CH_OPEN);
if ((p_srv_chg_clt = gatt_is_bda_in_the_srv_chg_clt_list(p_tcb->peer_bda)) != NULL)
{
gatt_chk_srv_chg(p_srv_chg_clt);
}
else
{
if (btm_sec_is_a_bonded_dev(p_tcb->peer_bda) &&
btm_sec_is_le_capable_dev(p_tcb->peer_bda))
{
gatt_add_a_bonded_dev_for_srv_chg(p_tcb->peer_bda);
}
}
/* send callback */
gatt_send_conn_cback(p_tcb);
}
}
}
}
/*******************************************************************************
**
** Function mca_l2c_config_ind_cback
**
** Description This is the L2CAP config indication callback function.
**
**
** Returns void
**
*******************************************************************************/
void mca_l2c_config_ind_cback(UINT16 lcid, tL2CAP_CFG_INFO *p_cfg)
{
tMCA_TC_TBL *p_tbl;
UINT16 result = L2CAP_CFG_OK;
/* look up info for this channel */
if ((p_tbl = mca_tc_tbl_by_lcid(lcid)) != NULL)
{
/* store the mtu in tbl */
if (p_cfg->mtu_present)
{
p_tbl->peer_mtu = p_cfg->mtu;
if (p_tbl->peer_mtu < MCA_MIN_MTU)
{
result = L2CAP_CFG_UNACCEPTABLE_PARAMS;
}
}
else
{
p_tbl->peer_mtu = L2CAP_DEFAULT_MTU;
}
MCA_TRACE_DEBUG3("peer_mtu: %d, lcid: x%x mtu_present:%d",p_tbl->peer_mtu, lcid, p_cfg->mtu_present);
/* send L2CAP configure response */
memset(p_cfg, 0, sizeof(tL2CAP_CFG_INFO));
p_cfg->result = result;
L2CA_ConfigRsp(lcid, p_cfg);
/* if first config ind */
if ((p_tbl->cfg_flags & MCA_L2C_CFG_IND_DONE) == 0)
{
/* update cfg_flags */
p_tbl->cfg_flags |= MCA_L2C_CFG_IND_DONE;
/* if configuration complete */
if (p_tbl->cfg_flags & MCA_L2C_CFG_CFM_DONE)
{
mca_tc_open_ind(p_tbl);
}
}
}
}
/*******************************************************************************
**
** Function sdp_config_ind
**
** Description This function processes the L2CAP configuration indication
** event.
**
** Returns void
**
*******************************************************************************/
static void sdp_config_ind (UINT16 l2cap_cid, tL2CAP_CFG_INFO *p_cfg)
{
tCONN_CB *p_ccb;
/* Find CCB based on CID */
if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) == NULL)
{
SDP_TRACE_WARNING1 ("SDP - Rcvd L2CAP cfg ind, unknown CID: 0x%x", l2cap_cid);
return;
}
/* Remember the remote MTU size */
if (!p_cfg->mtu_present)
{
/* use min(L2CAP_DEFAULT_MTU,SDP_MTU_SIZE) for GKI buffer size reasons */
p_ccb->rem_mtu_size = (L2CAP_DEFAULT_MTU > SDP_MTU_SIZE)?SDP_MTU_SIZE:L2CAP_DEFAULT_MTU;
}
else
{
if (p_cfg->mtu > SDP_MTU_SIZE)
p_ccb->rem_mtu_size = SDP_MTU_SIZE;
else
p_ccb->rem_mtu_size = p_cfg->mtu;
}
/* For now, always accept configuration from the other side */
p_cfg->flush_to_present = FALSE;
p_cfg->mtu_present = FALSE;
p_cfg->result = L2CAP_CFG_OK;
/* Check peer config request against our rfcomm configuration */
if (p_cfg->fcr_present)
{
/* Reject the window size if it is bigger than we want it to be */
if (p_cfg->fcr.mode != L2CAP_FCR_BASIC_MODE)
{
if (sdp_cb.l2cap_my_cfg.fcr.mode != L2CAP_FCR_BASIC_MODE
&& p_cfg->fcr.tx_win_sz > sdp_cb.l2cap_my_cfg.fcr.tx_win_sz)
{
p_cfg->fcr.tx_win_sz = sdp_cb.l2cap_my_cfg.fcr.tx_win_sz;
p_cfg->result = L2CAP_CFG_UNACCEPTABLE_PARAMS;
SDP_TRACE_DEBUG0("sdp_config_ind(CONFIG) -> Please try again with SMALLER TX WINDOW");
}
/* Reject if locally we want basic and they don't */
if (sdp_cb.l2cap_my_cfg.fcr.mode == L2CAP_FCR_BASIC_MODE)
{
/* Ask for a new setup */
p_cfg->fcr.mode = L2CAP_FCR_BASIC_MODE;
p_cfg->result = L2CAP_CFG_UNACCEPTABLE_PARAMS;
SDP_TRACE_DEBUG0("sdp_config_ind(CONFIG) -> Please try again with BASIC mode");
}
/* Remain in configure state and give the peer our desired configuration */
if (p_cfg->result != L2CAP_CFG_OK)
{
SDP_TRACE_WARNING1 ("SDP - Rcvd cfg ind, Unacceptable Parameters sent cfg cfm, CID: 0x%x", l2cap_cid);
L2CA_ConfigRsp (l2cap_cid, p_cfg);
return;
}
}
else /* We agree with peer's request */
p_cfg->fcr_present = FALSE;
}
L2CA_ConfigRsp (l2cap_cid, p_cfg);
SDP_TRACE_EVENT1 ("SDP - Rcvd cfg ind, sent cfg cfm, CID: 0x%x", l2cap_cid);
p_ccb->con_flags |= SDP_FLAGS_HIS_CFG_DONE;
if (p_ccb->con_flags & SDP_FLAGS_MY_CFG_DONE)
{
p_ccb->con_state = SDP_STATE_CONNECTED;
if (p_ccb->con_flags & SDP_FLAGS_IS_ORIG)
sdp_disc_connected (p_ccb);
else
/* Start inactivity timer */
btu_start_timer (&p_ccb->timer_entry, BTU_TTYPE_SDP, SDP_INACT_TIMEOUT);
}
}
/*******************************************************************************
**
** Function hidh_l2cif_config_ind
**
** Description This function processes the L2CAP configuration indication
** event.
**
** Returns void
**
*******************************************************************************/
static void hidh_l2cif_config_ind (UINT16 l2cap_cid, tL2CAP_CFG_INFO *p_cfg)
{
UINT8 dhandle;
tHID_CONN *p_hcon = NULL;
UINT32 reason;
/* Find CCB based on CID */
if( (dhandle = find_conn_by_cid(l2cap_cid)) < HID_HOST_MAX_DEVICES )
{
p_hcon = &hh_cb.devices[dhandle].conn;
}
if (p_hcon == NULL)
{
HIDH_TRACE_WARNING ("HID-Host Rcvd L2CAP cfg ind, unknown CID: 0x%x", l2cap_cid);
return;
}
HIDH_TRACE_EVENT ("HID-Host Rcvd cfg ind, sent cfg cfm, CID: 0x%x", l2cap_cid);
/* Remember the remote MTU size */
if ((!p_cfg->mtu_present) || (p_cfg->mtu > HID_HOST_MTU))
p_hcon->rem_mtu_size = HID_HOST_MTU;
else
p_hcon->rem_mtu_size = p_cfg->mtu;
/* For now, always accept configuration from the other side */
p_cfg->flush_to_present = FALSE;
p_cfg->mtu_present = FALSE;
p_cfg->result = L2CAP_CFG_OK;
L2CA_ConfigRsp (l2cap_cid, p_cfg);
if (l2cap_cid == p_hcon->ctrl_cid)
{
p_hcon->conn_flags |= HID_CONN_FLAGS_HIS_CTRL_CFG_DONE;
if ((p_hcon->conn_flags & HID_CONN_FLAGS_IS_ORIG) &&
(p_hcon->conn_flags & HID_CONN_FLAGS_MY_CTRL_CFG_DONE))
{
/* Connect interrupt channel */
p_hcon->disc_reason = HID_L2CAP_CONN_FAIL; /* Reset initial reason for CLOSE_EVT: Connection Attempt was made but failed */
if ((p_hcon->intr_cid = L2CA_ConnectReq (HID_PSM_INTERRUPT, hh_cb.devices[dhandle].addr)) == 0)
{
HIDH_TRACE_WARNING ("HID-Host INTR Originate failed");
reason = HID_L2CAP_REQ_FAIL ;
p_hcon->conn_state = HID_CONN_STATE_UNUSED;
hidh_conn_disconnect (dhandle);
HIDH_TRACE_WARNING ("HID-Host: l2cap config failed, reason = %d", reason);
hh_cb.callback( dhandle, hh_cb.devices[dhandle].addr, HID_HDEV_EVT_CLOSE, reason, NULL ) ;
return;
}
else
{
/* Transition to the next appropriate state, waiting for connection confirm on interrupt channel. */
p_hcon->conn_state = HID_CONN_STATE_CONNECTING_INTR;
}
}
}
else
p_hcon->conn_flags |= HID_CONN_FLAGS_HIS_INTR_CFG_DONE;
/* If all configuration is complete, change state and tell management we are up */
if (((p_hcon->conn_flags & HID_CONN_FLAGS_ALL_CONFIGURED) == HID_CONN_FLAGS_ALL_CONFIGURED)
&& (p_hcon->conn_state == HID_CONN_STATE_CONFIG))
{
p_hcon->conn_state = HID_CONN_STATE_CONNECTED;
/* Reset disconnect reason to success, as connection successful */
p_hcon->disc_reason = HID_SUCCESS;
hh_cb.devices[dhandle].state = HID_DEV_CONNECTED;
hh_cb.callback( dhandle, hh_cb.devices[dhandle].addr, HID_HDEV_EVT_OPEN, 0, NULL ) ;
}
}
static BOOLEAN L2cap_ConfigRsp(UINT16 cid, tL2CAP_CFG_INFO *p_cfg)
{
BTIF_TRACE_DEBUG("L2cap_ConfigRsp:: Invoked");
return L2CA_ConfigRsp (cid, p_cfg);
}