114 lines
2.5 KiB
C
114 lines
2.5 KiB
C
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/***************************************************************************
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*
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* Copyright (C) 2000-2000 Microsoft Corporation. All Rights Reserved.
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*
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* File: runtime.h
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* Content: New versions of C runtime functions.
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* History:
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* Date By Reason
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* ==== == ======
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* 05/16/2000 jstokes Created
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*
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***************************************************************************/
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#ifndef __RUNTIME_H__
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#define __RUNTIME_H__
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// We have BYTE, WORD and DWORD, but no QWORD?
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typedef unsigned __int64 QWORD, *LPQWORD;
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// Bounderies of numeric types
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#define MAX_CHAR ((CHAR)0x7F)
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#define MIN_CHAR ((CHAR)-0x7F)
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#define MAX_UCHAR ((UCHAR)0xFF)
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#define MIN_UCHAR ((UCHAR)0)
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#define MAX_SHORT ((SHORT)0x7FFF)
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#define MIN_SHORT ((SHORT)-0x7FFF)
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#define MAX_USHORT ((USHORT)0xFFFF)
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#define MIN_USHORT ((USHORT)0)
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#define MAX_INT ((INT)0x7FFFFFFF)
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#define MIN_INT ((INT)-0x7FFFFFFF)
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#define MAX_UINT ((UINT)0xFFFFFFFF)
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#define MIN_UINT ((UINT)0)
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#define MAX_LONG MAX_INT
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#define MIN_LONG MIN_INT
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#define MAX_ULONG MAX_UINT
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#define MIN_ULONG MIN_UINT
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#define MAX_INT64 ((INT64)0x7FFFFFFFFFFFFFFF)
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#define MIN_INT64 ((INT64)-0x7FFFFFFFFFFFFFFF)
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#define MAX_UINT64 ((UINT64)0xFFFFFFFFFFFFFFFF)
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#define MIN_UINT64 ((UINT64)0)
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#define MAX_LONGLONG MAX_INT64
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#define MIN_LONGLONG MIN_INT64
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#define MAX_ULONGLONG MAX_UINT64
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#define MIN_ULONGLONG MIN_UINT64
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#define MAX_BYTE MAX_UCHAR
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#define MIN_BYTE MIN_UCHAR
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#define MAX_WORD MAX_USHORT
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#define MIN_WORD MIN_USHORT
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#define MAX_DWORD MAX_ULONG
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#define MIN_DWORD MIN_ULONG
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#define MAX_QWORD MAX_UINT64
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#define MIN_QWORD MIN_UINT64
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#define NUMERIC_CAST(val, type) \
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((type)min(MAX_##type, max(MIN_##type, val)))
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// Sundown
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#ifdef WIN64
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#pragma warning(disable:4311) // type cast truncation
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#ifndef __midl
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__inline unsigned long PtrDiffToUlong(__int64 n64)
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{
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return((unsigned long)n64);
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}
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__inline long PtrDiffToLong(__int64 n64)
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{
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return((long)n64);
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}
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__inline int PtrDiffToInt(__int64 n64)
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{
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return((int)n64);
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}
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#endif // __midl
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#pragma warning(3:4311) // type cast truncation
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#else // WIN64
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#define PtrDiffToUlong(n64) \
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((unsigned long)(n64))
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#define PtrDiffToLong(n64) \
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((long)(n64))
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#define PtrDiffToInt(n64) \
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((int)(n64))
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#endif // WIN64
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#endif // __RUNTIME_H__
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