filetimeutil.cpp

symbian 下的helix player源代码

/* ***** BEGIN LICENSE BLOCK *****
 * Source last modified: $Id: filetimeutil.cpp,v 1.1.4.3 2004/07/09 01:47:42 hubbe Exp $
 * 
 * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
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 * The contents of this file, and the files included with this file,
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 * the file under the current version of the RealNetworks Community
 * Source License (the "RCSL") available at
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 * will apply. You may also obtain the license terms directly from
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 * 
 * This file is part of the Helix DNA Technology. RealNetworks is the
 * developer of the Original Code and owns the copyrights in the
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 * ***** END LICENSE BLOCK ***** */

#include <time.h>
#include <windows.h>
#include "filetimeutil.h"

void time_tToFileTime(time_t t, LPFILETIME pft)
{
    if (pft)
    {
        LONGLONG ll = Int32x32To64(t, 10000000) + 116444736000000000;
        pft->dwLowDateTime  = (DWORD) ll;
        pft->dwHighDateTime = (DWORD) (ll >> 32);
    }
}

time_t FileTimeTotime_t(LPFILETIME pft)
{
    time_t ret = 0;

    if (pft)
    {
        LARGE_INTEGER tmp;
        tmp.LowPart  = pft->dwLowDateTime;
        tmp.HighPart = pft->dwHighDateTime;
        tmp.QuadPart = (tmp.QuadPart - 116444736000000000) / 10000000;
        ret          = (time_t) tmp.LowPart;
    }

    return ret;
}