windows-nt/Source/XPSP1/NT/shell/lib/generic/statuscode.cpp

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2020-09-26 03:20:57 -05:00
// --------------------------------------------------------------------------
// Module Name: StatusCode.cpp
//
// Copyright (c) 1999-2000, Microsoft Corporation
//
// Class that implements translation of Win32 error code to NTSTATUS and
// the reverse.
//
// History: 1999-08-18 vtan created
// 1999-11-16 vtan separate file
// 2000-02-01 vtan moved from Neptune to Whistler
// --------------------------------------------------------------------------
#include "StandardHeader.h"
#include "StatusCode.h"
// --------------------------------------------------------------------------
// CStatusCode::ErrorCodeOfStatusCode
//
// Arguments: errorCode
//
// Returns: NTSTATUS
//
// Purpose: Converts NTSTATUS status code to Win32 error code.
//
// History: 1999-08-18 vtan created
// --------------------------------------------------------------------------
LONG CStatusCode::ErrorCodeOfStatusCode (NTSTATUS statusCode)
{
return(RtlNtStatusToDosError(statusCode));
}
// --------------------------------------------------------------------------
// CStatusCode::StatusCodeOfErrorCode
//
// Arguments: errorCode
//
// Returns: NTSTATUS
//
// Purpose: Converts Win32 error code to NTSTATUS status code.
//
// History: 1999-08-18 vtan created
// --------------------------------------------------------------------------
NTSTATUS CStatusCode::StatusCodeOfErrorCode (LONG errorCode)
{
NTSTATUS status;
if (errorCode != ERROR_SUCCESS)
{
status = MAKE_SCODE(STATUS_SEVERITY_ERROR, FACILITY_WIN32, errorCode);
}
else
{
status = STATUS_SUCCESS;
}
return(status);
}
// --------------------------------------------------------------------------
// CStatusCode::StatusCodeOfLastError
//
// Arguments: errorCode
//
// Returns: NTSTATUS
//
// Purpose: Converts last Win32 error code to NTSTATUS status code.
//
// History: 1999-08-18 vtan created
// --------------------------------------------------------------------------
NTSTATUS CStatusCode::StatusCodeOfLastError (void)
{
return(StatusCodeOfErrorCode(GetLastError()));
}