timeutils.h

一个WinCE6。0下的IP phone的源代码

//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// Use of this sample source code is subject to the terms of the Microsoft
// license agreement under which you licensed this sample source code. If
// you did not accept the terms of the license agreement, you are not
// authorized to use this sample source code. For the terms of the license,
// please see the license agreement between you and Microsoft or, if applicable,
// see the LICENSE.RTF on your install media or the root of your tools installation.
// THE SAMPLE SOURCE CODE IS PROVIDED "AS IS", WITH NO WARRANTIES.
//
#pragma once

#include <windows.h>

BOOL    SystemTimeToBigInt(const SYSTEMTIME *pst, ULONGLONG *pull);
BOOL    BigIntToHMSSystemTime(ULONGLONG ull, SYSTEMTIME *pst);
BOOL    GetTimeDifference(const SYSTEMTIME *pend, const SYSTEMTIME *pstart, SYSTEMTIME *pres);

BOOL    SysTimeCopy(SYSTEMTIME *pstFrom, const SYSTEMTIME *pstTo); 
BOOL    IsValidTime(const SYSTEMTIME *pst);
VOID    InvalidateTime(SYSTEMTIME *pst);