BASETSD.H
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上传日期:2010-03-01
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文件大小:3k
- /*++
- Copyright (c) 1997-1998 Microsoft Corporation
- Module Name:
- basetsd.h
- Abstract:
- Type definitions for the basic sized types.
- Author:
- Jeff Havens (jhavens) 23-Oct-1997
- Revision History:
- --*/
- #ifndef _BASETSD_H_
- #define _BASETSD_H_
- #ifdef __cplusplus
- extern "C" {
- #endif
- //
- // The following types are guaranteed to be signed and 32 bits wide.
- //
- typedef int LONG32, *PLONG32;
- typedef int INT32, *PINT32;
- //
- // The following types are guaranteed to be unsigned and 32 bits wide.
- //
- typedef unsigned int ULONG32, *PULONG32;
- typedef unsigned int DWORD32, *PDWORD32;
- typedef unsigned int UINT32, *PUINT32;
- //
- // The INT_PTR is guaranteed to be the same size as a pointer. Its
- // size with change with pointer size (32/64). It should be used
- // anywhere that a pointer is cast to an integer type. UINT_PTR is
- // the unsigned variation.
- //
- // HALF_PTR is half the size of a pointer it intended for use with
- // within strcuture which contain a pointer and two small fields.
- // UHALF_PTR is the unsigned variation.
- //
- #ifdef _WIN64
- typedef __int64 INT_PTR, *PINT_PTR;
- typedef unsigned __int64 UINT_PTR, *PUINT_PTR;
- #define MAXINT_PTR (0x7fffffffffffffffI64)
- #define MININT_PTR (0x8000000000000000I64)
- #define MAXUINT_PTR (0xffffffffffffffffUI64)
- typedef unsigned int UHALF_PTR, *PUHALF_PTR;
- typedef int HALF_PTR, *PHALF_PTR;
- #define MAXUHALF_PTR (0xffffffffUL)
- #define MAXHALF_PTR (0x7fffffffL)
- #define MINHALF_PTR (0x80000000L)
- #pragma warning(disable:4311) // type cast truncation
- #if !defined(__midl)
- __inline
- unsigned long
- HandleToUlong(
- void *h
- )
- {
- return((unsigned long) h );
- }
- __inline
- unsigned long
- PtrToUlong(
- void *p
- )
- {
- return((unsigned long) p );
- }
- __inline
- unsigned short
- PtrToUshort(
- void *p
- )
- {
- return((unsigned short) p );
- }
- __inline
- long
- PtrToLong(
- void *p
- )
- {
- return((long) p );
- }
- __inline
- short
- PtrToShort(
- void *p
- )
- {
- return((short) p );
- }
- #endif
- #pragma warning(3:4311) // type cast truncation
- #else
- typedef long INT_PTR, *PINT_PTR;
- typedef unsigned long UINT_PTR, *PUINT_PTR;
- #define MAXINT_PTR (0x7fffffffL)
- #define MININT_PTR (0x80000000L)
- #define MAXUINT_PTR (0xffffffffUL)
- typedef unsigned short UHALF_PTR, *PUHALF_PTR;
- typedef short HALF_PTR, *PHALF_PTR;
- #define MAXUHALF_PTR 0xffff
- #define MAXHALF_PTR 0x7fff
- #define MINHALF_PTR 0x8000
- #define HandleToUlong( h ) ((ULONG) (h) )
- #define PtrToUlong( p ) ((ULONG) (p) )
- #define PtrToLong( p ) ((LONG) (p) )
- #define PtrToUshort( p ) ((unsigned short) (p) )
- #define PtrToShort( p ) ((short) (p) )
- #endif
- //
- // SIZE_T used for counts or ranges which need to span the range of
- // of a pointer. SSIZE_T is the signed variation.
- //
- typedef UINT_PTR SIZE_T, *PSIZE_T;
- typedef INT_PTR SSIZE_T, *PSSIZE_T;
- //
- // The following types are guaranteed to be signed and 64 bits wide.
- //
- typedef __int64 LONG64, *PLONG64;
- typedef __int64 INT64, *PINT64;
- //
- // The following types are guaranteed to be unsigned and 64 bits wide.
- //
- typedef unsigned __int64 ULONG64, *PULONG64;
- typedef unsigned __int64 DWORD64, *PDWORD64;
- typedef unsigned __int64 UINT64, *PUINT64;
- #ifdef __cplusplus
- }
- #endif
- #endif // _BASETSD_H_