182 lines
4.6 KiB
C++
182 lines
4.6 KiB
C++
//////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright (c) 2001 Microsoft Corporation
|
|
//
|
|
// Module Name:
|
|
// connect.cpp
|
|
//
|
|
// Abstract:
|
|
// This module contains code which implements connection-related
|
|
// commands from the exe
|
|
//
|
|
//////////////////////////////////////////////////////////
|
|
|
|
#include "stdafx.h"
|
|
|
|
|
|
// --------------------------------------------------------------------
|
|
//
|
|
// Function: DoConnect
|
|
//
|
|
// Arguments: ulTdiEndpointHandle -- handle of endpoint
|
|
// pTransportAddress -- address to connect to
|
|
// ulTimeout -- how long to wait for connection
|
|
//
|
|
// Returns: Final status of connect
|
|
//
|
|
// Descript: This function causes the driver to try and connect to
|
|
// a remote address
|
|
//
|
|
//---------------------------------------------------------------------
|
|
|
|
|
|
NTSTATUS
|
|
DoConnect(ULONG ulTdiEndpointHandle,
|
|
PTRANSPORT_ADDRESS pTransportAddress,
|
|
ULONG ulTimeout)
|
|
{
|
|
RECEIVE_BUFFER ReceiveBuffer; // return info from command
|
|
SEND_BUFFER SendBuffer; // arguments for command
|
|
|
|
//
|
|
// set up arguments
|
|
//
|
|
SendBuffer.TdiHandle = ulTdiEndpointHandle;
|
|
SendBuffer.COMMAND_ARGS.ConnectArgs.ulTimeout = ulTimeout;
|
|
|
|
memcpy(&SendBuffer.COMMAND_ARGS.ConnectArgs.TransAddr,
|
|
pTransportAddress,
|
|
(FIELD_OFFSET(TRANSPORT_ADDRESS, Address)
|
|
+ FIELD_OFFSET(TA_ADDRESS, Address)
|
|
+ pTransportAddress->Address[0].AddressLength));
|
|
|
|
//
|
|
// call the driver
|
|
//
|
|
return TdiLibDeviceIO(ulCONNECT,
|
|
&SendBuffer,
|
|
&ReceiveBuffer);
|
|
}
|
|
|
|
|
|
// --------------------------------------------------------------------
|
|
//
|
|
// Function: DoDisconnect
|
|
//
|
|
// Arguments: TdiEndpointHandle -- handle of endpoint object
|
|
// ulFlags -- how to perform disconnect
|
|
//
|
|
// Returns: none
|
|
//
|
|
// Descript: This function causes the driver to disconnect the local
|
|
// endpoint from its connection with a remote endpoint
|
|
//
|
|
//---------------------------------------------------------------------
|
|
|
|
|
|
VOID
|
|
DoDisconnect(ULONG ulTdiEndpointHandle,
|
|
ULONG ulFlags)
|
|
{
|
|
RECEIVE_BUFFER ReceiveBuffer; // return info from command
|
|
SEND_BUFFER SendBuffer; // arguments for command
|
|
|
|
//
|
|
// set up arguments
|
|
//
|
|
SendBuffer.TdiHandle = ulTdiEndpointHandle;
|
|
SendBuffer.COMMAND_ARGS.ulFlags = ulFlags;
|
|
|
|
//
|
|
// call the driver
|
|
//
|
|
NTSTATUS lStatus = TdiLibDeviceIO(ulDISCONNECT,
|
|
&SendBuffer,
|
|
&ReceiveBuffer);
|
|
|
|
if (lStatus != STATUS_SUCCESS)
|
|
{
|
|
_tprintf(TEXT("DoDisconnect: failure, status = %s\n"), TdiLibStatusMessage(lStatus));
|
|
}
|
|
}
|
|
|
|
|
|
// --------------------------------------------------------------------
|
|
//
|
|
// Function: DoListen
|
|
//
|
|
// Arguments: TdiEndpointHandle -- handle of endpoint object
|
|
//
|
|
// Returns: final status of command
|
|
//
|
|
// Descript: This function causes the driver to listen for a connection
|
|
// request from a remote endpoint
|
|
//
|
|
//---------------------------------------------------------------------
|
|
|
|
|
|
NTSTATUS
|
|
DoListen(ULONG ulTdiEndpointHandle)
|
|
{
|
|
RECEIVE_BUFFER ReceiveBuffer; // return info from command
|
|
SEND_BUFFER SendBuffer; // arguments for command
|
|
|
|
//
|
|
// set up arguments
|
|
//
|
|
SendBuffer.TdiHandle = ulTdiEndpointHandle;
|
|
|
|
//
|
|
// call the driver
|
|
//
|
|
return TdiLibDeviceIO(ulLISTEN,
|
|
&SendBuffer,
|
|
&ReceiveBuffer);
|
|
}
|
|
|
|
|
|
// --------------------------------------------------------------------
|
|
//
|
|
// Function: DoIsConnected
|
|
//
|
|
// Arguments: TdiEndpointHandle -- handle of endpoint object
|
|
//
|
|
// Returns: TRUE if connected, FALSE if not
|
|
//
|
|
// Descript: This function causes the driver to check on the connect
|
|
// status of an endpoint
|
|
//
|
|
//---------------------------------------------------------------------
|
|
|
|
|
|
BOOLEAN
|
|
DoIsConnected(ULONG ulTdiEndpointHandle)
|
|
{
|
|
RECEIVE_BUFFER ReceiveBuffer; // return info from command
|
|
SEND_BUFFER SendBuffer; // arguments for command
|
|
|
|
//
|
|
// set up arguments
|
|
//
|
|
SendBuffer.TdiHandle = ulTdiEndpointHandle;
|
|
|
|
//
|
|
// call the driver
|
|
//
|
|
if (TdiLibDeviceIO(ulISCONNECTED,
|
|
&SendBuffer,
|
|
&ReceiveBuffer) == STATUS_SUCCESS)
|
|
{
|
|
return (BOOLEAN)ReceiveBuffer.RESULTS.ulReturnValue;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////
|
|
// end of file connect.cpp
|
|
////////////////////////////////////////////////////////////////////
|
|
|
|
|