/*******************************************************************************
**
** Function hidh_conn_disconnect
**
** Description This function disconnects a connection.
**
** Returns TRUE if disconnect started, FALSE if already disconnected
**
*******************************************************************************/
tHID_STATUS hidh_conn_disconnect (UINT8 dhandle)
{
tHID_CONN *p_hcon = &hh_cb.devices[dhandle].conn;
HIDH_TRACE_EVENT ("HID-Host disconnect");
if ((p_hcon->ctrl_cid != 0) || (p_hcon->intr_cid != 0))
{
p_hcon->conn_state = HID_CONN_STATE_DISCONNECTING;
/* Set l2cap idle timeout to 0 (so ACL link is disconnected
* immediately after last channel is closed) */
L2CA_SetIdleTimeoutByBdAddr(hh_cb.devices[dhandle].addr, 0, BT_TRANSPORT_BR_EDR);
/* Disconnect both interrupt and control channels */
if (p_hcon->intr_cid)
L2CA_DisconnectReq (p_hcon->intr_cid);
else if (p_hcon->ctrl_cid)
L2CA_DisconnectReq (p_hcon->ctrl_cid);
}
else
{
p_hcon->conn_state = HID_CONN_STATE_UNUSED;
}
return (HID_SUCCESS);
}
/*******************************************************************************
**
** Function avct_l2c_config_cfm_cback
**
** Description This is the L2CAP config confirm callback function.
**
**
** Returns void
**
*******************************************************************************/
void avct_l2c_config_cfm_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_cfm_cback: 0x%x, ch_state: %d, res: %d",
lcid, p_lcb->ch_state, p_cfg->result);
/* if in correct state */
if (p_lcb->ch_state == AVCT_CH_CFG) {
/* if result successful */
if (p_cfg->result == L2CAP_CFG_OK) {
/* update flags */
p_lcb->ch_flags |= AVCT_L2C_CFG_CFM_DONE;
/* if configuration complete */
if (p_lcb->ch_flags & AVCT_L2C_CFG_IND_DONE) {
p_lcb->ch_state = AVCT_CH_OPEN;
avct_lcb_event(p_lcb, AVCT_LCB_LL_OPEN_EVT, NULL);
}
}
/* else failure */
else {
AVCT_TRACE_DEBUG("ERROR avct_l2c_config_cfm_cback L2CA_DisconnectReq %d ", p_lcb->ch_state);
/* store result value */
p_lcb->ch_result = p_cfg->result;
/* Send L2CAP disconnect req */
L2CA_DisconnectReq(lcid);
}
}
AVCT_TRACE_DEBUG("ch_state cfc: %d ", p_lcb->ch_state);
}
}
/*******************************************************************************
**
** Function mca_ccb_do_disconn
**
** Description This function closes a control channel.
**
** Returns void.
**
*******************************************************************************/
void mca_ccb_do_disconn (tMCA_CCB *p_ccb, tMCA_CCB_EVT *p_data)
{
UNUSED(p_data);
mca_dcb_close_by_mdl_id (p_ccb, MCA_ALL_MDL_ID);
L2CA_DisconnectReq(p_ccb->lcid);
}
/*******************************************************************************
**
** Function rfc_mx_conf_cnf
**
** Description This function handles L2CA_ConfigCnf message from the
** L2CAP. If result is not success tell upper layer that
** start has not been accepted. If initiator send SABME
** on DLCI 0. T1 is still running.
**
*******************************************************************************/
static void rfc_mx_conf_cnf (tRFC_MCB *p_mcb, tL2CAP_CFG_INFO *p_cfg)
{
RFCOMM_TRACE_EVENT2 ("rfc_mx_conf_cnf p_cfg:%08x res:%d ", p_cfg, (p_cfg) ? p_cfg->result : 0);
if (p_cfg->result != L2CAP_CFG_OK)
{
if (p_mcb->is_initiator)
{
PORT_StartCnf (p_mcb, p_cfg->result);
L2CA_DisconnectReq (p_mcb->lcid);
}
rfc_release_multiplexer_channel (p_mcb);
return;
}
p_mcb->local_cfg_sent = TRUE;
if ((p_mcb->state == RFC_MX_STATE_CONFIGURE) && p_mcb->peer_cfg_rcvd)
{
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 rfc_mx_sm_state_connected
**
** Description This function handles events when the multiplexer is
** in the CONNECTED state
**
** Returns void
**
*******************************************************************************/
void rfc_mx_sm_state_connected (tRFC_MCB *p_mcb, UINT16 event, void *p_data)
{
RFCOMM_TRACE_EVENT1 ("rfc_mx_sm_state_connected - evt:%d", event);
switch (event)
{
case RFC_EVENT_TIMEOUT:
case RFC_MX_EVENT_CLOSE_REQ:
rfc_timer_start (p_mcb, RFC_DISC_TIMEOUT);
p_mcb->state = RFC_MX_STATE_DISC_WAIT_UA;
rfc_send_disc (p_mcb, RFCOMM_MX_DLCI);
return;
case RFC_MX_EVENT_DISC_IND:
p_mcb->state = RFC_MX_STATE_IDLE;
PORT_CloseInd (p_mcb);
return;
case RFC_EVENT_DISC:
/* Reply with UA. If initiator bring down L2CAP connection */
/* If server wait for some time if client decide to reinitiate channel */
rfc_send_ua (p_mcb, RFCOMM_MX_DLCI);
if (p_mcb->is_initiator)
{
L2CA_DisconnectReq (p_mcb->lcid);
}
/* notify all ports that connection is gone */
PORT_CloseInd (p_mcb);
return;
}
RFCOMM_TRACE_EVENT2 ("RFCOMM MX ignored - evt:%d in state:%d", event, p_mcb->state);
}
/*******************************************************************************
**
** Function rfc_mx_sm_state_configure
**
** Description This function handles events when the multiplexer in the
** configuration state.
**
** Returns void
**
*******************************************************************************/
void rfc_mx_sm_state_configure (tRFC_MCB *p_mcb, UINT16 event, void *p_data)
{
RFCOMM_TRACE_EVENT1 ("rfc_mx_sm_state_configure - evt:%d", event);
switch (event)
{
case RFC_MX_EVENT_START_REQ:
case RFC_MX_EVENT_CONN_CNF:
RFCOMM_TRACE_ERROR2 ("Mx error state %d event %d", p_mcb->state, event);
return;
case RFC_MX_EVENT_CONF_IND:
rfc_mx_conf_ind (p_mcb, (tL2CAP_CFG_INFO *)p_data);
return;
case RFC_MX_EVENT_CONF_CNF:
rfc_mx_conf_cnf (p_mcb, (tL2CAP_CFG_INFO *)p_data);
return;
case RFC_MX_EVENT_DISC_IND:
p_mcb->state = RFC_MX_STATE_IDLE;
PORT_CloseInd (p_mcb);
return;
case RFC_EVENT_TIMEOUT:
p_mcb->state = RFC_MX_STATE_IDLE;
L2CA_DisconnectReq (p_mcb->lcid);
PORT_StartCnf (p_mcb, RFCOMM_ERROR);
return;
}
RFCOMM_TRACE_EVENT2 ("RFCOMM MX ignored - evt:%d in state:%d", event, p_mcb->state);
}
/*******************************************************************************
**
** Function avdt_sec_check_complete_orig
**
** Description The function called when Security Manager finishes
** verification of the service side connection
**
** Returns void
**
*******************************************************************************/
static void avdt_sec_check_complete_orig (BD_ADDR bd_addr, tBT_TRANSPORT trasnport,
void *p_ref_data, UINT8 res)
{
tAVDT_CCB *p_ccb = NULL;
tL2CAP_CFG_INFO cfg;
tAVDT_TC_TBL *p_tbl;
UNUSED(p_ref_data);
AVDT_TRACE_DEBUG("avdt_sec_check_complete_orig res: %d\n", res);
if (bd_addr) {
p_ccb = avdt_ccb_by_bd(bd_addr);
}
p_tbl = avdt_ad_tc_tbl_by_st(AVDT_CHAN_SIG, p_ccb, AVDT_AD_ST_SEC_INT);
if (p_tbl == NULL) {
return;
}
if ( res == BTM_SUCCESS ) {
/* set channel state */
p_tbl->state = AVDT_AD_ST_CFG;
/* Send L2CAP config req */
memset(&cfg, 0, sizeof(tL2CAP_CFG_INFO));
cfg.mtu_present = TRUE;
cfg.mtu = p_tbl->my_mtu;
cfg.flush_to_present = TRUE;
cfg.flush_to = p_tbl->my_flush_to;
L2CA_ConfigReq(p_tbl->lcid, &cfg);
} else {
L2CA_DisconnectReq (p_tbl->lcid);
avdt_ad_tc_close_ind(p_tbl, L2CAP_CONN_SECURITY_BLOCK);
}
}
/*******************************************************************************
**
** Function mca_l2c_config_cfm_cback
**
** Description This is the L2CAP config confirm callback function.
**
**
** Returns void
**
*******************************************************************************/
void mca_l2c_config_cfm_cback(UINT16 lcid, tL2CAP_CFG_INFO *p_cfg)
{
tMCA_TC_TBL *p_tbl;
/* look up info for this channel */
if ((p_tbl = mca_tc_tbl_by_lcid(lcid)) != NULL)
{
/* if in correct state */
if (p_tbl->state == MCA_TC_ST_CFG)
{
/* if result successful */
if (p_cfg->result == L2CAP_CONN_OK)
{
/* update cfg_flags */
p_tbl->cfg_flags |= MCA_L2C_CFG_CFM_DONE;
/* if configuration complete */
if (p_tbl->cfg_flags & MCA_L2C_CFG_IND_DONE)
{
mca_tc_open_ind(p_tbl);
}
}
/* else failure */
else
{
/* Send L2CAP disconnect req */
L2CA_DisconnectReq(lcid);
}
}
}
}
// add by stanley : 2006-0719
void L2CA_TesterDisconnect(U8 cid)
{
L2capDisconnectRequest parms;
if(cid == 0x00)
parms.cid = L2CAPTS(cid);
else
parms.cid = cid;
bt_trace(TRACE_GROUP_1,L2CAP_TESTER_DISCONN_REQ);
L2CA_DisconnectReq(&parms);
}
/*******************************************************************************
**
** Function rfc_mx_sm_state_wait_sabme
**
** Description This function handles events when the multiplexer is
** waiting for SABME on the acceptor side after configuration
**
** Returns void
**
*******************************************************************************/
void rfc_mx_sm_state_wait_sabme (tRFC_MCB *p_mcb, UINT16 event, void *p_data)
{
RFCOMM_TRACE_EVENT1 ("rfc_mx_sm_state_wait_sabme - evt:%d", event);
switch (event)
{
case RFC_MX_EVENT_DISC_IND:
p_mcb->state = RFC_MX_STATE_IDLE;
PORT_CloseInd (p_mcb);
return;
case RFC_EVENT_SABME:
/* if we gave up outgoing connection request */
if (p_mcb->pending_lcid)
{
p_mcb->pending_lcid = 0;
rfc_send_ua (p_mcb, RFCOMM_MX_DLCI);
rfc_timer_stop (p_mcb);
p_mcb->state = RFC_MX_STATE_CONNECTED;
p_mcb->peer_ready = TRUE;
/* MX channel collision has been resolved, continue to open ports */
PORT_StartCnf (p_mcb, RFCOMM_SUCCESS);
}
else
{
rfc_timer_stop (p_mcb);
PORT_StartInd (p_mcb);
}
return;
case RFC_MX_EVENT_START_RSP:
if (*((UINT16 *)p_data) != RFCOMM_SUCCESS)
rfc_send_dm (p_mcb, RFCOMM_MX_DLCI, TRUE);
else
{
rfc_send_ua (p_mcb, RFCOMM_MX_DLCI);
p_mcb->state = RFC_MX_STATE_CONNECTED;
p_mcb->peer_ready = TRUE;
}
return;
case RFC_MX_EVENT_CONF_IND: /* workaround: we don't support reconfig */
case RFC_MX_EVENT_CONF_CNF: /* workaround: we don't support reconfig */
case RFC_EVENT_TIMEOUT:
p_mcb->state = RFC_MX_STATE_IDLE;
L2CA_DisconnectReq (p_mcb->lcid);
PORT_CloseInd (p_mcb);
return;
}
RFCOMM_TRACE_EVENT2 ("RFCOMM MX ignored - evt:%d in state:%d", event, p_mcb->state);
}
/*******************************************************************************
**
** Function mca_dcb_do_disconn
**
** Description This function closes a data channel.
**
** Returns void.
**
*******************************************************************************/
void mca_dcb_do_disconn (tMCA_DCB *p_dcb, tMCA_DCB_EVT *p_data)
{
tMCA_CLOSE close;
UNUSED(p_data);
if ((p_dcb->lcid == 0) || (L2CA_DisconnectReq(p_dcb->lcid) == FALSE))
{
close.param = MCA_INT;
close.reason = L2CAP_DISC_OK;
close.lcid = 0;
mca_dcb_event(p_dcb, MCA_DCB_TC_CLOSE_EVT, (tMCA_DCB_EVT *) &close);
}
}
/*******************************************************************************
**
** Function rfc_mx_sm_sabme_wait_ua
**
** Description This function handles events when the multiplexer sent
** SABME and is waiting for UA reply.
**
** Returns void
**
*******************************************************************************/
void rfc_mx_sm_sabme_wait_ua (tRFC_MCB *p_mcb, UINT16 event, void *p_data)
{
RFCOMM_TRACE_EVENT1 ("rfc_mx_sm_sabme_wait_ua - evt:%d", event);
switch (event)
{
case RFC_MX_EVENT_START_REQ:
case RFC_MX_EVENT_CONN_CNF:
RFCOMM_TRACE_ERROR2 ("Mx error state %d event %d", p_mcb->state, event);
return;
/* workaround: we don't support reconfig */
/* commented out until we support reconfig
case RFC_MX_EVENT_CONF_IND:
rfc_mx_conf_ind (p_mcb, (tL2CAP_CFG_INFO *)p_data);
return;
case RFC_MX_EVENT_CONF_CNF:
rfc_mx_conf_cnf (p_mcb, (tL2CAP_CFG_INFO *)p_data);
return;
*/
case RFC_MX_EVENT_DISC_IND:
p_mcb->state = RFC_MX_STATE_IDLE;
PORT_CloseInd (p_mcb);
return;
case RFC_EVENT_UA:
rfc_timer_stop (p_mcb);
p_mcb->state = RFC_MX_STATE_CONNECTED;
p_mcb->peer_ready = TRUE;
PORT_StartCnf (p_mcb, RFCOMM_SUCCESS);
return;
case RFC_EVENT_DM:
rfc_timer_stop (p_mcb);
/* Case falls through */
case RFC_MX_EVENT_CONF_IND: /* workaround: we don't support reconfig */
case RFC_MX_EVENT_CONF_CNF: /* workaround: we don't support reconfig */
case RFC_EVENT_TIMEOUT:
p_mcb->state = RFC_MX_STATE_IDLE;
L2CA_DisconnectReq (p_mcb->lcid);
PORT_StartCnf (p_mcb, RFCOMM_ERROR);
return;
}
RFCOMM_TRACE_EVENT2 ("RFCOMM MX ignored - evt:%d in state:%d", event, p_mcb->state);
}
/*******************************************************************************
**
** Function hidh_conn_disconnect
**
** Description This function disconnects a connection.
**
** Returns TRUE if disconnect started, FALSE if already disconnected
**
*******************************************************************************/
tHID_STATUS hidh_conn_disconnect (UINT8 dhandle)
{
tHID_CONN *p_hcon = &hh_cb.devices[dhandle].conn;
HIDH_TRACE_EVENT0 ("HID-Host disconnect");
if ((p_hcon->ctrl_cid != 0) || (p_hcon->intr_cid != 0))
{
p_hcon->conn_state = HID_CONN_STATE_DISCONNECTING;
/* Disconnect both interrupt and control channels */
if (p_hcon->intr_cid)
L2CA_DisconnectReq (p_hcon->intr_cid);
if (p_hcon->ctrl_cid)
L2CA_DisconnectReq (p_hcon->ctrl_cid);
}
else
{
p_hcon->conn_state = HID_CONN_STATE_UNUSED;
}
return (HID_SUCCESS);
}
/*******************************************************************************
**
** Function sdp_conn_timeout
**
** Description This function processes a timeout. Currently, we simply send
** a disconnect request to L2CAP.
**
** Returns void
**
*******************************************************************************/
void sdp_conn_timeout (tCONN_CB*p_ccb)
{
SDP_TRACE_EVENT2 ("SDP - CCB timeout in state: %d CID: 0x%x",
p_ccb->con_state, p_ccb->connection_id);
L2CA_DisconnectReq (p_ccb->connection_id);
#if SDP_CLIENT_ENABLED == TRUE
/* Tell the user if he has a callback */
if (p_ccb->p_cb)
(*p_ccb->p_cb) (SDP_CONN_FAILED);
else if (p_ccb->p_cb2)
(*p_ccb->p_cb2) (SDP_CONN_FAILED, p_ccb->user_data);
#endif
sdpu_release_ccb (p_ccb);
}
/*******************************************************************************
**
** Function gatt_l2cif_config_cfm_cback
**
** Description This is the L2CAP config confirm callback function.
**
**
** Returns void
**
*******************************************************************************/
void gatt_l2cif_config_cfm_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)
{
/* if in correct state */
if ( gatt_get_ch_state(p_tcb) == GATT_CH_CFG)
{
/* if result successful */
if (p_cfg->result == L2CAP_CFG_OK)
{
/* update flags */
p_tcb->ch_flags |= GATT_L2C_CFG_CFM_DONE;
/* if configuration complete */
if (p_tcb->ch_flags & GATT_L2C_CFG_IND_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))
gatt_add_a_bonded_dev_for_srv_chg(p_tcb->peer_bda);
}
/* send callback */
gatt_send_conn_cback(p_tcb);
}
}
/* else failure */
else
{
/* Send L2CAP disconnect req */
L2CA_DisconnectReq(lcid);
}
}
}
}
/*******************************************************************************
**
** Function avct_l2c_connect_cfm_cback
**
** Description This is the L2CAP connect confirm callback function.
**
**
** Returns void
**
*******************************************************************************/
void avct_l2c_connect_cfm_cback(UINT16 lcid, UINT16 result)
{
tAVCT_LCB *p_lcb;
tL2CAP_CFG_INFO cfg;
/* look up lcb for this channel */
if ((p_lcb = avct_lcb_by_lcid(lcid)) != NULL) {
AVCT_TRACE_DEBUG("avct_l2c_connect_cfm_cback lcid:0x%x result: %d ch_state: %d, conflict_lcid:0x%x",
lcid, result, p_lcb->ch_state, p_lcb->conflict_lcid);
/* if in correct state */
if (p_lcb->ch_state == AVCT_CH_CONN) {
/* if result successful */
if (result == L2CAP_CONN_OK) {
/* set channel state */
p_lcb->ch_state = AVCT_CH_CFG;
/* Send L2CAP config req */
memset(&cfg, 0, sizeof(tL2CAP_CFG_INFO));
cfg.mtu_present = TRUE;
cfg.mtu = avct_cb.mtu;
L2CA_ConfigReq(lcid, &cfg);
AVCT_TRACE_DEBUG("avct_l2c snd Cfg Req");
}
/* else failure */
else {
AVCT_TRACE_DEBUG("avct_l2c_connect_cfm_cback conflict_lcid:0x%x", p_lcb->conflict_lcid);
if (p_lcb->conflict_lcid == lcid) {
p_lcb->conflict_lcid = 0;
} else {
avct_lcb_event(p_lcb, AVCT_LCB_LL_CLOSE_EVT, (tAVCT_LCB_EVT *) &result);
}
}
} else if (p_lcb->conflict_lcid == lcid) {
/* we must be in AVCT_CH_CFG state for the ch_lcid channel */
AVCT_TRACE_DEBUG("avct_l2c_connect_cfm_cback ch_state: %d, conflict_lcid:0x%x", p_lcb->ch_state, p_lcb->conflict_lcid);
if (result == L2CAP_CONN_OK) {
/* just in case the peer also accepts our connection - Send L2CAP disconnect req */
L2CA_DisconnectReq(lcid);
}
p_lcb->conflict_lcid = 0;
}
AVCT_TRACE_DEBUG("ch_state cnc: %d ", p_lcb->ch_state);
}
}
/*******************************************************************************
**
** Function gatt_l2c_connect_cfm_cback
**
** Description This is the L2CAP connect confirm callback function.
**
**
** Returns void
**
*******************************************************************************/
static void gatt_l2cif_connect_cfm_cback(UINT16 lcid, UINT16 result)
{
tGATT_TCB *p_tcb;
tL2CAP_CFG_INFO cfg;
/* look up clcb for this channel */
if ((p_tcb = gatt_find_tcb_by_cid(lcid)) != NULL)
{
GATT_TRACE_DEBUG("gatt_l2c_connect_cfm_cback result: %d ch_state: %d, lcid:0x%x", result, gatt_get_ch_state(p_tcb), p_tcb->att_lcid);
/* if in correct state */
if (gatt_get_ch_state(p_tcb) == GATT_CH_CONN)
{
/* if result successful */
if (result == L2CAP_CONN_OK)
{
/* set channel state */
gatt_set_ch_state(p_tcb, GATT_CH_CFG);
/* Send L2CAP config req */
memset(&cfg, 0, sizeof(tL2CAP_CFG_INFO));
cfg.mtu_present = TRUE;
cfg.mtu = GATT_MAX_MTU_SIZE;
L2CA_ConfigReq(lcid, &cfg);
}
/* else initiating connection failure */
else
{
gatt_cleanup_upon_disc(p_tcb->peer_bda, result, GATT_TRANSPORT_BR_EDR);
}
}
else /* wrong state, disconnect it */
{
if (result == L2CAP_CONN_OK)
{
/* just in case the peer also accepts our connection - Send L2CAP disconnect req */
L2CA_DisconnectReq(lcid);
}
}
}
}
/*******************************************************************************
**
** Function mca_sec_check_complete_orig
**
** Description The function called when Security Manager finishes
** verification of the service side connection
**
** Returns void
**
*******************************************************************************/
static void mca_sec_check_complete_orig (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;
MCA_TRACE_DEBUG1("mca_sec_check_complete_orig res: %d", res);
if ( res == BTM_SUCCESS )
{
/* 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);
}
else
{
L2CA_DisconnectReq (p_tbl->lcid);
mca_tc_close_ind(p_tbl, L2CAP_CONN_SECURITY_BLOCK);
}
}
/*******************************************************************************
**
** Function gatt_disconnect
**
** Description This function is called to disconnect to an ATT device.
**
** Parameter rem_bda: remote device address to disconnect from.
**
** Returns TRUE: if connection found and to be disconnected; otherwise
** return FALSE.
**
*******************************************************************************/
BOOLEAN gatt_disconnect (BD_ADDR rem_bda)
{
tGATT_TCB *p_tcb = gatt_find_tcb_by_addr(rem_bda);
BOOLEAN ret = FALSE;
tGATT_CH_STATE ch_state;
GATT_TRACE_DEBUG0 ("gatt_disconnect ");
if (p_tcb != NULL)
{
ret = TRUE;
if ( (ch_state = gatt_get_ch_state(p_tcb)) != GATT_CH_CLOSING )
{
if (p_tcb->att_lcid == L2CAP_ATT_CID)
{
if (ch_state == GATT_CH_OPEN)
{
/* only LCB exist between remote device and local */
ret = L2CA_RemoveFixedChnl (L2CAP_ATT_CID, rem_bda);
}
else
{
gatt_set_ch_state(p_tcb, GATT_CH_CLOSING);
ret = L2CA_CancelBleConnectReq (rem_bda);
}
}
else
{
ret = L2CA_DisconnectReq(p_tcb->att_lcid);
}
}
else
{
GATT_TRACE_DEBUG0 ("gatt_disconnect already in closing state");
}
}
return ret;
}
/*******************************************************************************
**
** Function hidh_l2cif_disconnect_cfm
**
** Description This function handles a disconnect confirm event from L2CAP.
**
** Returns void
**
*******************************************************************************/
static void hidh_l2cif_disconnect_cfm (UINT16 l2cap_cid, UINT16 result)
{
UINT8 dhandle;
tHID_CONN *p_hcon = NULL;
UNUSED(result);
/* 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 disc cfm, unknown CID: 0x%x", l2cap_cid);
return;
}
HIDH_TRACE_EVENT ("HID-Host Rcvd L2CAP disc cfm, CID: 0x%x", l2cap_cid);
if (l2cap_cid == p_hcon->ctrl_cid)
p_hcon->ctrl_cid = 0;
else
{
p_hcon->intr_cid = 0;
if (p_hcon->ctrl_cid)
{
HIDH_TRACE_EVENT ("HID-Host Initiating L2CAP Ctrl disconnection");
L2CA_DisconnectReq (p_hcon->ctrl_cid);
}
}
if ((p_hcon->ctrl_cid == 0) && (p_hcon->intr_cid == 0))
{
hh_cb.devices[dhandle].state = HID_DEV_NO_CONN;
p_hcon->conn_state = HID_CONN_STATE_UNUSED;
HIDH_TRACE_EVENT ("HID-Host: disconnect cfm, reason = %d", p_hcon->disc_reason);
hh_cb.callback( dhandle, hh_cb.devices[dhandle].addr, HID_HDEV_EVT_CLOSE, p_hcon->disc_reason, NULL ) ;
}
}
/*******************************************************************************
**
** Function avdt_ad_close_req
**
** Description This function is called by a CCB or SCB to close a
** transport channel. The function looks up the LCID for the
** channel and calls L2CA_DisconnectReq().
**
**
** Returns Nothing.
**
*******************************************************************************/
void avdt_ad_close_req(UINT8 type, tAVDT_CCB *p_ccb, tAVDT_SCB *p_scb)
{
UINT8 tcid;
tAVDT_TC_TBL *p_tbl;
p_tbl = avdt_ad_tc_tbl_by_type(type, p_ccb, p_scb);
AVDT_TRACE_DEBUG("avdt_ad_close_req state: %d\n", p_tbl->state);
switch (p_tbl->state) {
case AVDT_AD_ST_UNUSED:
/* probably for reporting */
break;
case AVDT_AD_ST_ACP:
/* if we're listening on this channel, send ourselves a close ind */
avdt_ad_tc_close_ind(p_tbl, 0);
break;
default:
/* get tcid from type, scb */
tcid = avdt_ad_type_to_tcid(type, p_scb);
/* call l2cap disconnect req */
L2CA_DisconnectReq(avdt_cb.ad.rt_tbl[avdt_ccb_to_idx(p_ccb)][tcid].lcid);
}
}
static BOOLEAN L2cap_DisconnectReq (UINT16 cid)
{
BTIF_TRACE_DEBUG("L2cap_DisconnectReq:: cid=%d", cid);
return L2CA_DisconnectReq(cid);
}
/*******************************************************************************
**
** Function rfc_mx_sm_state_wait_conn_cnf
**
** Description This function handles events when the multiplexer is
** waiting for Connection Confirm from L2CAP.
**
** Returns void
**
*******************************************************************************/
void rfc_mx_sm_state_wait_conn_cnf (tRFC_MCB *p_mcb, UINT16 event, void *p_data)
{
RFCOMM_TRACE_EVENT1 ("rfc_mx_sm_state_wait_conn_cnf - evt:%d", event);
switch (event)
{
case RFC_MX_EVENT_START_REQ:
RFCOMM_TRACE_ERROR2 ("Mx error state %d event %d", p_mcb->state, event);
return;
/* There is some new timing so that Config Ind comes before security is completed
so we are still waiting fo the confirmation. */
case RFC_MX_EVENT_CONF_IND:
rfc_mx_conf_ind (p_mcb, (tL2CAP_CFG_INFO *)p_data);
return;
case RFC_MX_EVENT_CONN_CNF:
if (*((UINT16 *)p_data) != L2CAP_SUCCESS)
{
p_mcb->state = RFC_MX_STATE_IDLE;
PORT_StartCnf (p_mcb, *((UINT16 *)p_data));
return;
}
p_mcb->state = RFC_MX_STATE_CONFIGURE;
rfc_mx_send_config_req (p_mcb);
return;
case RFC_MX_EVENT_DISC_IND:
p_mcb->state = RFC_MX_STATE_IDLE;
PORT_CloseInd (p_mcb);
return;
case RFC_EVENT_TIMEOUT:
p_mcb->state = RFC_MX_STATE_IDLE;
L2CA_DisconnectReq (p_mcb->lcid);
/* we gave up outgoing connection request then try peer's request */
if (p_mcb->pending_lcid)
{
UINT16 i;
UINT8 idx;
RFCOMM_TRACE_DEBUG2 ("RFCOMM MX retry as acceptor in collision case - evt:%d in state:%d", event, p_mcb->state);
rfc_save_lcid_mcb (NULL, p_mcb->lcid);
p_mcb->lcid = p_mcb->pending_lcid;
rfc_save_lcid_mcb (p_mcb, p_mcb->lcid);
p_mcb->is_initiator = FALSE;
/* update direction bit */
for (i = 0; i < RFCOMM_MAX_DLCI; i += 2)
{
if ((idx = p_mcb->port_inx[i]) != 0)
{
p_mcb->port_inx[i] = 0;
p_mcb->port_inx[i+1] = idx;
rfc_cb.port.port[idx - 1].dlci += 1;
RFCOMM_TRACE_DEBUG2 ("RFCOMM MX - DLCI:%d -> %d", i, rfc_cb.port.port[idx - 1].dlci);
}
}
rfc_mx_sm_execute (p_mcb, RFC_MX_EVENT_CONN_IND, &(p_mcb->pending_id));
}
else
{
PORT_CloseInd (p_mcb);
}
return;
}
RFCOMM_TRACE_EVENT2 ("RFCOMM MX ignored - evt:%d in state:%d", event, p_mcb->state);
}
/*******************************************************************************
**
** Function sdp_disconnect
**
** Description This function disconnects a connection.
**
** Returns void
**
*******************************************************************************/
void sdp_disconnect (tCONN_CB*p_ccb, UINT16 reason)
{
#if (defined(SDP_BROWSE_PLUS) && SDP_BROWSE_PLUS == TRUE)
/* If we are browsing for multiple UUIDs ... */
if ((p_ccb->con_state == SDP_STATE_CONNECTED)
&& (p_ccb->con_flags & SDP_FLAGS_IS_ORIG)
&& ((reason == SDP_SUCCESS) || (reason == SDP_NO_RECS_MATCH)))
{
/* If the browse found something, do no more searching */
if ((p_ccb->cur_uuid_idx == 0) && (p_ccb->p_db->p_first_rec))
p_ccb->cur_uuid_idx = p_ccb->p_db->num_uuid_filters;
while (++p_ccb->cur_uuid_idx < p_ccb->p_db->num_uuid_filters)
{
/* Check we have not already found the UUID (maybe through browse) */
if ((p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx].len == 2)
&& (SDP_FindServiceInDb (p_ccb->p_db,
p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx].uu.uuid16,
NULL)))
continue;
if ((p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx].len > 2)
&& (SDP_FindServiceUUIDInDb (p_ccb->p_db,
&p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx], NULL)))
continue;
p_ccb->cur_handle = 0;
SDP_TRACE_EVENT1 ("SDP - looking for for more, CID: 0x%x",
p_ccb->connection_id);
sdp_disc_connected (p_ccb);
return;
}
}
if ((reason == SDP_NO_RECS_MATCH) && (p_ccb->p_db->p_first_rec))
reason = SDP_SUCCESS;
#endif
SDP_TRACE_EVENT1 ("SDP - disconnect CID: 0x%x", p_ccb->connection_id);
/* Check if we have a connection ID */
if (p_ccb->connection_id != 0)
{
L2CA_DisconnectReq (p_ccb->connection_id);
p_ccb->disconnect_reason = reason;
}
/* If at setup state, we may not get callback ind from L2CAP */
/* Call user callback immediately */
if (p_ccb->con_state == SDP_STATE_CONN_SETUP)
{
/* Tell the user if he has a callback */
if (p_ccb->p_cb)
(*p_ccb->p_cb) (reason);
else if (p_ccb->p_cb2)
(*p_ccb->p_cb2) (reason, p_ccb->user_data);
sdpu_release_ccb (p_ccb);
}
}
/*******************************************************************************
**
** Function rfc_mx_sm_state_disc_wait_ua
**
** Description This function handles events when the multiplexer sent
** DISC and is waiting for UA reply.
**
** Returns void
**
*******************************************************************************/
void rfc_mx_sm_state_disc_wait_ua (tRFC_MCB *p_mcb, UINT16 event, void *p_data)
{
BT_HDR *p_buf;
RFCOMM_TRACE_EVENT1 ("rfc_mx_sm_state_disc_wait_ua - evt:%d", event);
switch (event)
{
case RFC_EVENT_UA:
case RFC_EVENT_DM:
case RFC_EVENT_TIMEOUT:
L2CA_DisconnectReq (p_mcb->lcid);
if (p_mcb->restart_required)
{
/* Start Request was received while disconnecting. Execute it again */
if ((p_mcb->lcid = L2CA_ConnectReq (BT_PSM_RFCOMM, p_mcb->bd_addr)) == 0)
{
PORT_StartCnf (p_mcb, RFCOMM_ERROR);
return;
}
/* Save entry for quicker access to mcb based on the LCID */
rfc_save_lcid_mcb (p_mcb, p_mcb->lcid);
/* clean up before reuse it */
while ((p_buf = (BT_HDR *)GKI_dequeue(&p_mcb->cmd_q)) != NULL)
GKI_freebuf(p_buf);
rfc_timer_start (p_mcb, RFC_MCB_INIT_INACT_TIMER);
p_mcb->is_initiator = TRUE;
p_mcb->restart_required = FALSE;
p_mcb->local_cfg_sent = FALSE;
p_mcb->peer_cfg_rcvd = FALSE;
p_mcb->state = RFC_MX_STATE_WAIT_CONN_CNF;
return;
}
rfc_release_multiplexer_channel (p_mcb);
return;
case RFC_EVENT_DISC:
rfc_send_ua (p_mcb, RFCOMM_MX_DLCI);
return;
case RFC_EVENT_UIH:
GKI_freebuf (p_data);
rfc_send_dm (p_mcb, RFCOMM_MX_DLCI, FALSE);
return;
case RFC_MX_EVENT_START_REQ:
p_mcb->restart_required = TRUE;
return;
case RFC_MX_EVENT_DISC_IND:
p_mcb->state = RFC_MX_STATE_IDLE;
PORT_CloseInd (p_mcb);
return;
case RFC_MX_EVENT_CLOSE_REQ:
return;
case RFC_MX_EVENT_QOS_VIOLATION_IND:
break;
}
RFCOMM_TRACE_EVENT2 ("RFCOMM MX ignored - evt:%d in state:%d", event, p_mcb->state);
}
void l2captester_handler(ilm_struct *ilm_ptr)
{
char *string;
bt_test_cmd_struct *test_msg;
if (ilm_ptr->msg_id == MSG_ID_BT_TEST_CMD_REQ)
{
test_msg = ((bt_test_cmd_struct *)ilm_ptr->local_para_ptr);
string = (char *)test_msg->string;
if(strncmp(string, "init",4)==0)
{
l2capTesterInit();
}
else if(strncmp(string, "senddata",8)==0)
{
L2capSendData();
}
else if(strncmp(string, "conn",4)==0)
{
U8 bd_addr[6];
L2capConnectRequest parms;
memset(bd_addr, 0, 6);
if(!l2capTester_get_bdaddr_from_string(bd_addr, string+4))
{
return;
}
memcpy((U8 *)parms.bd_addr, (U8 *)bd_addr, 6);
L2CA_ConnectReq(&parms);
}
else if(strncmp(string, "disconn",7)==0)
{
L2capDisconnectRequest parms;
parms.cid = L2CAPTS(cid);
L2CA_DisconnectReq(&parms);
}
else if(strncmp(string, "info",4)==0)
{
L2capInfoRequest parms;
U8 bd_addr[6];
memset(bd_addr, 0, 6);
if(!l2capTester_get_bdaddr_from_string(bd_addr, string+4))
{
return;
}
memcpy((U8 *)parms.bd_addr, (U8 *)bd_addr, 6);
parms.info_type = 0x0002;
L2CA_InfoReq(&parms);
}
else if(strncmp(string, "echo",4)==0)
{
L2capEchoRequest parms;
U8 bd_addr[6];
memset(bd_addr, 0, 6);
if(!l2capTester_get_bdaddr_from_string(bd_addr, string+4))
{
return;
}
memcpy((U8 *)parms.bd_addr, (U8 *)bd_addr, 6);
L2CA_EchoReq(&parms);
}
else if(strncmp(string, "encry",5)==0)
{
bt_bm_write_authentication_mode_req_struct ptr;
ptr.mode = BTBM_AUTHENTICATION_ENABLE_LEVEL3_ENCRYPT_ON;
BTBMGapSetAuthenticationMode(TRUE, &ptr);
}
#if L2CAP_NUM_GROUPS > 0
else if(strncmp(string, "groupreq",8)==0)
{
L2capGroupAddr parms;
U8 bd_addr[6];
bt_trace(TRACE_GROUP_1,GROUP_ADD_REQUEST);
memset(bd_addr, 0, 6);
if(!l2capTester_get_bdaddr_from_string(bd_addr, string+8))
{
return;
}
memcpy((U8 *)parms.bd_addr, (U8 *)bd_addr, 6);
L2CA_AddGroup(&parms);
}
else if(strncmp(string, "grouprem",8)==0)
{
L2capGroupAddr parms;
U8 bd_addr[6];
bt_trace(TRACE_GROUP_1,GROUP_REMOVE_REQUEST);
memset(bd_addr, 0, 6);
if(!l2capTester_get_bdaddr_from_string(bd_addr, string+8))
{
return;
}
memcpy((U8 *)parms.bd_addr, (U8 *)bd_addr, 6);
L2CA_RemoveGroup(&parms);
}
else if(strncmp(string, "sendgroupdata",13)==0)
{
bt_trace(TRACE_GROUP_1,SEND_GROUP_DATA);
L2CA_GroupDataReq();
}
else if(strncmp(string, "sendunidata",11)==0)
{
bt_trace(TRACE_GROUP_1,SEND_GROUP_DATA);
L2CA_UniCastDataReq();
}
else if(strncmp(string, "setencry", 8)==0)
{
Report(("set encryption on"));
BTBMGapSetEncryptionOn();
}
#endif
}
}
