types.h

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/* -*-  Mode:C; c-basic-offset:4; tab-width:4 -*-
 ****************************************************************************
 * (C) 2003 - Rolf Neugebauer - Intel Research Cambridge
 ****************************************************************************
 *
 *        File: types.h
 *      Author: Rolf Neugebauer ([e-mail])
 *     Changes: 
 *              
 *        Date: May 2003
 * 
 * Environment: Xen Minimal OS
 * Description: a random collection of type definitions
 *
 ****************************************************************************
 * $Id: h-insert.h,v 1.4 2002/11/08 16:03:55 rn Exp $
 ****************************************************************************
 */

#ifndef _TYPES_H_
#define _TYPES_H_
#include <stddef.h>

typedef signed char         s8;
typedef unsigned char       u8;
typedef signed short        s16;
typedef unsigned short      u16;
typedef signed int          s32;
typedef unsigned int        u32;
#ifdef __i386__
typedef signed long long    s64;
typedef unsigned long long  u64;
#elif defined(__x86_64__) || defined(__ia64__)
typedef signed long         s64;
typedef unsigned long       u64;
#endif

/* FreeBSD compat types */
#ifndef HAVE_LIBC
typedef unsigned char       u_char;
typedef unsigned int        u_int;
typedef unsigned long       u_long;
#endif
#ifdef __i386__
typedef long long           quad_t;
typedef unsigned long long  u_quad_t;

typedef struct { unsigned long pte_low, pte_high; } pte_t;

#elif defined(__x86_64__) || defined(__ia64__)
typedef long                quad_t;
typedef unsigned long       u_quad_t;

typedef struct { unsigned long pte; } pte_t;
#endif /* __i386__ || __x86_64__ */

#ifdef __x86_64__
#define __pte(x) ((pte_t) { (x) } )
#else
#define __pte(x) ({ unsigned long long _x = (x);        \
    ((pte_t) {(unsigned long)(_x), (unsigned long)(_x>>32)}); })
#endif

#ifdef HAVE_LIBC
#include <limits.h>
#include <stdint.h>
#else
#ifdef __i386__
typedef unsigned int        uintptr_t;
typedef int                 intptr_t;
#elif defined(__x86_64__) || defined(__ia64__)
typedef unsigned long       uintptr_t;
typedef long                intptr_t;
#endif /* __i386__ || __x86_64__ */
typedef  u8 uint8_t;
typedef  s8 int8_t;
typedef u16 uint16_t;
typedef s16 int16_t;
typedef u32 uint32_t;
typedef s32 int32_t;
typedef u64 uint64_t, uintmax_t;
typedef s64 int64_t, intmax_t;
typedef u64 off_t;
#endif

typedef intptr_t            ptrdiff_t;


#ifndef HAVE_LIBC
typedef long ssize_t;
#endif

#endif /* _TYPES_H_ */