handle.c

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/*
 * COPYRIGHT:   See COPYING in the top level directory
 * PROJECT:     ReactOS TDI interface
 * FILE:        handle.c
 * PURPOSE:     TDI transport handle management
 */
 
#include "precomp.h"
 
const PWCHAR TcpFileName = L"\\Device\\Tcp";
 
NTSTATUS openTcpFile(PHANDLE tcpFile, ACCESS_MASK DesiredAccess)
{
    UNICODE_STRING fileName;
    OBJECT_ATTRIBUTES objectAttributes;
    IO_STATUS_BLOCK ioStatusBlock;
    NTSTATUS status;
 
    RtlInitUnicodeString( &fileName, TcpFileName );
 
    InitializeObjectAttributes( &objectAttributes,
                                &fileName,
                                OBJ_CASE_INSENSITIVE,
                                NULL,
                                NULL );
 
    status = NtOpenFile( tcpFile,
                         DesiredAccess | SYNCHRONIZE,
                         &objectAttributes,
                         &ioStatusBlock,
                         FILE_SHARE_READ | FILE_SHARE_WRITE,
                         FILE_SYNCHRONOUS_IO_NONALERT);
 
    /* String does not need to be freed: it points to the constant
     * string we provided */
 
    if (!NT_SUCCESS(status))
        *tcpFile = INVALID_HANDLE_VALUE;
 
    return status;
}
 
VOID closeTcpFile( HANDLE h )
{
    ASSERT(h != INVALID_HANDLE_VALUE);
 
    NtClose( h );
}