/*******************************************************************************
**
** Function PORT_PortNegCnf
**
** Description This function is called from the RFCOMM layer to change
** state for the port. Propagate change to the user.
**
*******************************************************************************/
void PORT_PortNegCnf (tRFC_MCB *p_mcb, UINT8 dlci, tPORT_STATE *p_pars, UINT16 result)
{
tPORT *p_port = port_find_mcb_dlci_port (p_mcb, dlci);
UNUSED(p_pars);
RFCOMM_TRACE_EVENT ("PORT_PortNegCnf");
if (!p_port) {
RFCOMM_TRACE_WARNING ("PORT_PortNegCnf no port");
return;
}
/* Port negotiation failed. Drop the connection */
if (result != RFCOMM_SUCCESS) {
p_port->error = PORT_PORT_NEG_FAILED;
RFCOMM_DlcReleaseReq (p_mcb, p_port->dlci);
port_rfc_closed (p_port, PORT_PORT_NEG_FAILED);
return;
}
if (!(p_port->port_ctrl & PORT_CTRL_REQ_SENT)) {
RFCOMM_ControlReq (p_port->rfc.p_mcb, p_port->dlci, &p_port->local_ctrl);
} else {
RFCOMM_TRACE_WARNING ("PORT_PortNegCnf Control Already sent");
}
}
/*******************************************************************************
**
** Function PORT_DlcReleaseInd
**
** Description This function is called from the RFCOMM layer when
** DLC connection is released.
**
*******************************************************************************/
void PORT_DlcReleaseInd (tRFC_MCB *p_mcb, UINT8 dlci)
{
tPORT *p_port = port_find_mcb_dlci_port (p_mcb, dlci);
RFCOMM_TRACE_EVENT ("PORT_DlcReleaseInd");
if (!p_port)
return;
port_rfc_closed (p_port, PORT_CLOSED);
}
/*******************************************************************************
**
** Function Port_TimeOutCloseMux
**
** Description This function is called when RFCOMM timesout on a command
** as a result multiplexer connection is closed.
**
*******************************************************************************/
void Port_TimeOutCloseMux (tRFC_MCB *p_mcb)
{
tPORT *p_port;
int i;
RFCOMM_TRACE_EVENT ("Port_TimeOutCloseMux");
p_port = &rfc_cb.port.port[0];
for (i = 0; i < MAX_RFC_PORTS; i++, p_port++) {
if (p_port->rfc.p_mcb == p_mcb) {
port_rfc_closed (p_port, PORT_PEER_TIMEOUT);
}
}
}
/*******************************************************************************
**
** Function PORT_CloseInd
**
** Description This function is called from the RFCOMM layer when
** multiplexer connection is released.
**
*******************************************************************************/
void PORT_CloseInd (tRFC_MCB *p_mcb)
{
tPORT *p_port;
int i;
RFCOMM_TRACE_EVENT ("PORT_CloseInd");
p_port = &rfc_cb.port.port[0];
for (i = 0; i < MAX_RFC_PORTS; i++, p_port++) {
if (p_port->rfc.p_mcb == p_mcb) {
port_rfc_closed (p_port, PORT_PEER_CONNECTION_FAILED);
}
}
rfc_release_multiplexer_channel (p_mcb);
}
/*******************************************************************************
**
** Function PORT_DlcEstablishCnf
**
** Description This function is called from the RFCOMM layer when peer
** acknowledges establish procedure (SABME/UA). Send reply
** to the user and set state to OPENED if result was
** successfull.
**
*******************************************************************************/
void PORT_DlcEstablishCnf (tRFC_MCB *p_mcb, UINT8 dlci, UINT16 mtu, UINT16 result)
{
tPORT *p_port = port_find_mcb_dlci_port (p_mcb, dlci);
RFCOMM_TRACE_EVENT ("PORT_DlcEstablishCnf dlci:%d mtu:%d result:%d", dlci, mtu, result);
if (!p_port) {
return;
}
if (result != RFCOMM_SUCCESS) {
p_port->error = PORT_START_FAILED;
port_rfc_closed (p_port, PORT_START_FAILED);
return;
}
/* If L2CAP's mtu less then RFCOMM's take it */
if (mtu && (mtu < p_port->peer_mtu)) {
p_port->peer_mtu = mtu;
}
/* If there was an inactivity timer running for MCB stop it */
rfc_timer_stop (p_mcb);
if (p_port->p_callback && (p_port->ev_mask & PORT_EV_CONNECTED)) {
(p_port->p_callback)(PORT_EV_CONNECTED, p_port->inx);
}
if (p_port->p_mgmt_callback) {
p_port->p_mgmt_callback (PORT_SUCCESS, p_port->inx);
}
p_port->state = PORT_STATE_OPENED;
/* RPN is required only if we want to tell DTE how the port should be opened */
if ((p_port->uuid == UUID_SERVCLASS_DIALUP_NETWORKING)
|| (p_port->uuid == UUID_SERVCLASS_FAX)) {
RFCOMM_PortNegReq (p_port->rfc.p_mcb, p_port->dlci, NULL);
} else {
RFCOMM_ControlReq (p_port->rfc.p_mcb, p_port->dlci, &p_port->local_ctrl);
}
}
/*******************************************************************************
**
** Function rfc_port_closed
**
** Description The function is called when port is released based on the
** event received from the lower layer, typically L2CAP
** connection down, DISC, or DM frame.
**
** Returns void
**
*******************************************************************************/
void rfc_port_closed (tPORT *p_port)
{
tRFC_MCB *p_mcb = p_port->rfc.p_mcb;
RFCOMM_TRACE_DEBUG ("rfc_port_closed");
rfc_port_timer_stop (p_port);
p_port->rfc.state = RFC_STATE_CLOSED;
/* If multiplexer channel was up mark it as down */
if (p_mcb) {
p_mcb->port_inx[p_port->dlci] = 0;
/* If there are no more ports opened on this MCB release it */
rfc_check_mcb_active (p_mcb);
}
/* Notify port that RFC connection is gone */
port_rfc_closed (p_port, PORT_CLOSED);
}
/*******************************************************************************
**
** Function rfc_port_sm_term_wait_sec_check
**
** Description This function handles events for the port in the
** WAIT_SEC_CHECK state. SABME has been received from the
** peer and Security Manager verifes BD_ADDR, before we can
** send ESTABLISH_IND to the Port entity
**
** Returns void
**
*******************************************************************************/
void rfc_port_sm_term_wait_sec_check (tPORT *p_port, UINT16 event, void *p_data)
{
switch (event) {
case RFC_EVENT_SEC_COMPLETE:
if (*((UINT8 *)p_data) != BTM_SUCCESS) {
/* Authentication/authorization failed. If link is still */
/* up send DM and check if we need to start inactive timer */
if (p_port->rfc.p_mcb) {
rfc_send_dm (p_port->rfc.p_mcb, p_port->dlci, TRUE);
p_port->rfc.p_mcb->is_disc_initiator = TRUE;
port_rfc_closed (p_port, PORT_SEC_FAILED);
}
} else {
PORT_DlcEstablishInd (p_port->rfc.p_mcb, p_port->dlci, p_port->rfc.p_mcb->peer_l2cap_mtu);
}
return;
case RFC_EVENT_OPEN:
case RFC_EVENT_CLOSE:
RFCOMM_TRACE_ERROR ("Port error state %d event %d", p_port->rfc.state, event);
return;
case RFC_EVENT_CLEAR:
btm_sec_abort_access_req (p_port->rfc.p_mcb->bd_addr);
rfc_port_closed (p_port);
return;
case RFC_EVENT_DATA:
RFCOMM_TRACE_ERROR ("Port error state Term Wait Sec event Data");
osi_free (p_data);
return;
case RFC_EVENT_SABME:
/* Ignore SABME retransmission if client dares to do so */
return;
case RFC_EVENT_DISC:
btm_sec_abort_access_req (p_port->rfc.p_mcb->bd_addr);
p_port->rfc.state = RFC_STATE_CLOSED;
rfc_send_ua (p_port->rfc.p_mcb, p_port->dlci);
PORT_DlcReleaseInd (p_port->rfc.p_mcb, p_port->dlci);
return;
case RFC_EVENT_UIH:
osi_free (p_data);
return;
case RFC_EVENT_ESTABLISH_RSP:
if (*((UINT8 *)p_data) != RFCOMM_SUCCESS) {
if (p_port->rfc.p_mcb) {
rfc_send_dm (p_port->rfc.p_mcb, p_port->dlci, TRUE);
}
} else {
rfc_send_ua (p_port->rfc.p_mcb, p_port->dlci);
p_port->rfc.state = RFC_STATE_OPENED;
}
return;
}
RFCOMM_TRACE_WARNING ("Port state term_wait_sec_check Event ignored %d", event);
}
