sys/cpu/i386/include/stdint.h

   1 /*-
   2  * Copyright (c) 2001, 2002 Mike Barcroft <mike@FreeBSD.org>
   3  * Copyright (c) 2001 The NetBSD Foundation, Inc.  All rights reserved.
   4  * Copyright (c) 1990, 1993 The Regents of the University of California.
   5  *              All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Klaus Klein.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  * 3. All advertising materials mentioning features or use of this software
  19  *    must display the following acknowledgement:
  20  *        This product includes software developed by the NetBSD
  21  *        Foundation, Inc. and its contributors.
  22  * 4. Neither the name of The NetBSD Foundation nor the names of its
  23  *    contributors may be used to endorse or promote products derived
  24  *    from this software without specific prior written permission.
  25  *
  26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  36  * POSSIBILITY OF SUCH DAMAGE.
  37  *
  38  * $FreeBSD: src/sys/i386/include/_stdint.h,v 1.1 2002/07/29 17:41:07 mike Exp $
  39  * $DragonFly: src/sys/cpu/i386/include/stdint.h,v 1.8 2007/07/29 22:20:10 pavalos Exp $
  40  */
  41
  42 #ifndef _CPU_STDINT_H_
  43 #define _CPU_STDINT_H_
  44
  45 /*
  46  * Basic types upon which most other types are built.
  47  */
  48 typedef __signed char   __int8_t;
  49 typedef unsigned char   __uint8_t;
  50 typedef short           __int16_t;
  51 typedef unsigned short  __uint16_t;
  52 typedef int             __int32_t;
  53 typedef unsigned int    __uint32_t;
  54 typedef int             __boolean_t;
  55
  56 /*
  57  * This mess is to override compiler options that might restrict long long
  58  * and for lint which doesn't understand GNUC attributes.
  59  */
  60 #if defined(lint)
  61 typedef long long               __int64_t;
  62 typedef unsigned long long      __uint64_t;
  63 #elif defined(__GNUC__)
  64 typedef int __attribute__((__mode__(__DI__)))           __int64_t;
  65 typedef unsigned int __attribute__((__mode__(__DI__)))  __uint64_t;
  66 #else
  67 typedef long long               __int64_t;
  68 typedef unsigned long long      __uint64_t;
  69 #endif
  70
  71 /*
  72  * Standard type definitions.
  73  */
  74 typedef __int64_t       __intmax_t;
  75 typedef __uint64_t      __uintmax_t;
  76
  77 typedef __int32_t       __intptr_t;
  78 typedef __uint32_t      __uintptr_t;
  79
  80 typedef __int32_t       __ptrdiff_t;            /* ptr1 - ptr2 */
  81
  82 typedef __int32_t       __int_fast8_t;
  83 typedef __int32_t       __int_fast16_t;
  84 typedef __int32_t       __int_fast32_t;
  85 typedef __int64_t       __int_fast64_t;
  86 typedef __int8_t        __int_least8_t;
  87 typedef __int16_t       __int_least16_t;
  88 typedef __int32_t       __int_least32_t;
  89 typedef __int64_t       __int_least64_t;
  90 typedef __uint32_t      __uint_fast8_t;
  91 typedef __uint32_t      __uint_fast16_t;
  92 typedef __uint32_t      __uint_fast32_t;
  93 typedef __uint64_t      __uint_fast64_t;
  94 typedef __uint8_t       __uint_least8_t;
  95 typedef __uint16_t      __uint_least16_t;
  96 typedef __uint32_t      __uint_least32_t;
  97 typedef __uint64_t      __uint_least64_t;
  98
  99 /*
 100  * System types conveniently placed in this header file in order to put them
 101  * in proximity with the limit macros below and for convenient access by
 102  * other include files which need to pick and choose particular types but
 103  * do not wish to overly pollute their namespaces.
 104  */
 105
 106 typedef __uint32_t      __size_t;
 107 typedef __int32_t       __ssize_t;
 108 typedef long            __time_t;
 109 typedef int             __timer_t;
 110 typedef __int32_t       __register_t;
 111 typedef __uint32_t      __u_register_t;
 112 typedef __int32_t       __sig_atomic_t;
 113 typedef unsigned long   __clock_t;
 114 typedef unsigned long   __clockid_t;
 115 typedef __uint32_t      __socklen_t;
 116 typedef volatile int    __atomic_intr_t;
 117 /*
 118  * Its convenient to put these here rather then create another header file.
 119  */
 120 #ifndef __cplusplus
 121 #define __offsetof(type, field) ((__size_t)(&((type *)0)->field))
 122 #elif (__GNUC__ >= 4)
 123 #define __offsetof(type, field) __builtin_offsetof(type, field)
 124 #else
 125 #define __offsetof(type, field)                                 \
 126         (__offsetof__ (reinterpret_cast <__size_t>              \
 127                  (&reinterpret_cast <const volatile char &>     \
 128                   (static_cast<type *> (0)->field))))
 129 #endif
 130
 131 #define __arysize(ary)          (sizeof(ary)/sizeof((ary)[0]))
 132
 133 #endif /* _CPU_STDINT_H_ */