//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// Use of this source code is subject to the terms of the Microsoft end-user
// license agreement (EULA) under which you licensed this SOFTWARE PRODUCT.
// If you did not accept the terms of the EULA, you are not authorized to use
// this source code. For a copy of the EULA, please see the LICENSE.RTF on your
// install media.
//
/*++


Module Name:

    basetsd.h

Abstract:

    Type definitions for the basic sized types.

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;

typedef __int64 LONG_PTR, *PLONG_PTR;
typedef unsigned __int64 ULONG_PTR, *PULONG_PTR;

typedef unsigned int UHALF_PTR, *PUHALF_PTR;
typedef int HALF_PTR, *PHALF_PTR;

#pragma warning(disable:4311)   // type cast truncation

#if !defined(__midl)
__inline
unsigned long
HandleToUlong(
    void *h
    )
{
    return((unsigned long) h );
}

__inline
long
HandleToLong(
    void *h
    )
{
    return((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  // !_WIN64 

typedef int INT_PTR, *PINT_PTR;
typedef unsigned int UINT_PTR, *PUINT_PTR;

typedef long LONG_PTR, *PLONG_PTR;
typedef unsigned long ULONG_PTR, *PULONG_PTR;

typedef unsigned short UHALF_PTR, *PUHALF_PTR;
typedef short HALF_PTR, *PHALF_PTR;

#define HandleToUlong( h ) ((ULONG) (h) )
#define HandleToLong( h ) ((LONG) (h) )
#define PtrToUlong( p ) ((ULONG) (p) )
#define PtrToLong( p ) ((LONG) (p) )
#define PtrToUshort( p ) ((unsigned short) (p) )
#define PtrToShort( p ) ((short) (p) )

#endif // !_WIN64

#define MAXUINT_PTR  ((UINT_PTR)~0)
#define MAXINT_PTR   ((INT_PTR)(MAXUINT_PTR >> 1))
#define MININT_PTR   (~MAXINT_PTR)

#define MAXULONG_PTR ((ULONG_PTR)~0)
#define MAXLONG_PTR  ((LONG_PTR)(MAXULONG_PTR >> 1))
#define MINLONG_PTR  (~MAXLONG_PTR)

#define MAXUHALF_PTR ((UHALF_PTR)~0)
#define MAXHALF_PTR  ((HALF_PTR)(UHALF_PTR >> 1))
#define MINHALF_PTR  (~MAXHALF_PTR)

//
// SIZE_T used for counts or ranges which need to span the range of
// of a pointer.  SSIZE_T is the signed variation.
//

typedef ULONG_PTR SIZE_T, *PSIZE_T;
typedef LONG_PTR SSIZE_T, *PSSIZE_T;

//
// DWORD_PTR types
//

typedef ULONG_PTR DWORD_PTR, *PDWORD_PTR;

//
// 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_