mirror of
https://github.com/SSCLI/sscli_20021101
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yallie
50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
// ==++==
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//
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//
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// Copyright (c) 2002 Microsoft Corporation. All rights reserved.
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//
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// The use and distribution terms for this software are contained in the file
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// named license.txt, which can be found in the root of this distribution.
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// By using this software in any fashion, you are agreeing to be bound by the
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// terms of this license.
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//
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// You must not remove this notice, or any other, from this software.
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//
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//
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// ==--==
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// nmtime.h - defines DOS packed date and time types
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//
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// Purpose:
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// This file defines the DOS packed date and time types.
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#define MASK4 0xf // 4 bit mask
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#define MASK5 0x1f // 5 bit mask
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#define MASK6 0x3f // 6 bit mask
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#define MASK7 0x7f // 7 bit mask
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#define DAYLOC 0 // day value starts in bit 0
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#define MONTHLOC 5 // month value starts in bit 5
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#define YEARLOC 9 // year value starts in bit 9
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#define SECLOC 0 // seconds value starts in bit 0
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#define MINLOC 5 // minutes value starts in bit 5
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#define HOURLOC 11 // hours value starts in bit 11
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#define DOS_DAY(dword) (((dword) >> DAYLOC) & MASK5)
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#define DOS_MONTH(dword) (((dword) >> MONTHLOC) & MASK4)
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#define DOS_YEAR(dword) (((dword) >> YEARLOC) & MASK7)
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#define DOS_HOUR(tword) (((tword) >> HOURLOC) & MASK5)
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#define DOS_MIN(tword) (((tword) >> MINLOC) & MASK6)
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#define DOS_SEC(tword) (((tword) >> SECLOC) & MASK5)
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extern time_t CDECL _dostotime_t(int, int, int, int, int, int);
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#define XTIME(d,t) _dostotime_t(DOS_YEAR(d), \
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DOS_MONTH(d), \
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DOS_DAY(d), \
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DOS_HOUR(t), \
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DOS_MIN(t), \
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DOS_SEC(t)*2)
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