bsd/i386/types.h

   1 /*
   2  * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * Copyright 1995 NeXT Computer, Inc. All rights reserved.
  24  */
  25 /*-
  26  * Copyright (c) 1990, 1993
  27  *      The Regents of the University of California.  All rights reserved.
  28  *
  29  * Redistribution and use in source and binary forms, with or without
  30  * modification, are permitted provided that the following conditions
  31  * are met:
  32  * 1. Redistributions of source code must retain the above copyright
  33  *    notice, this list of conditions and the following disclaimer.
  34  * 2. Redistributions in binary form must reproduce the above copyright
  35  *    notice, this list of conditions and the following disclaimer in the
  36  *    documentation and/or other materials provided with the distribution.
  37  * 3. All advertising materials mentioning features or use of this software
  38  *    must display the following acknowledgement:
  39  *      This product includes software developed by the University of
  40  *      California, Berkeley and its contributors.
  41  * 4. Neither the name of the University nor the names of its contributors
  42  *    may be used to endorse or promote products derived from this software
  43  *    without specific prior written permission.
  44  *
  45  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  46  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  47  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  48  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  49  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  50  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  51  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  52  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  53  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  54  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  55  * SUCH DAMAGE.
  56  *
  57  *      @(#)types.h     8.3 (Berkeley) 1/5/94
  58  */
  59
  60 #ifndef _MACHTYPES_H_
  61 #define _MACHTYPES_H_
  62
  63 #ifndef __ASSEMBLER__
  64 #include <i386/_types.h>
  65 #include <sys/cdefs.h>
  66 /*
  67  * Basic integral types.  Omit the typedef if
  68  * not possible for a machine/compiler combination.
  69  */
  70 #ifndef _INT8_T
  71 #define _INT8_T
  72 typedef __signed char           int8_t;
  73 #endif
  74 typedef unsigned char           u_int8_t;
  75 #ifndef _INT16_T
  76 #define _INT16_T
  77 typedef short                   int16_t;
  78 #endif
  79 typedef unsigned short          u_int16_t;
  80 #ifndef _INT32_T
  81 #define _INT32_T
  82 typedef int                     int32_t;
  83 #endif
  84 typedef unsigned int            u_int32_t;
  85 #ifndef _INT64_T
  86 #define _INT64_T
  87 typedef long long               int64_t;
  88 #endif
  89 typedef unsigned long long      u_int64_t;
  90
  91 #if __LP64__
  92 typedef int64_t                 register_t;
  93 #else
  94 typedef int32_t                 register_t;
  95 #endif
  96
  97 #ifndef _INTPTR_T
  98 #define _INTPTR_T
  99 typedef __darwin_intptr_t       intptr_t;
 100 #endif
 101 #ifndef _UINTPTR_T
 102 #define _UINTPTR_T
 103 typedef unsigned long int       uintptr_t;
 104 #endif
 105
 106 /* These types are used for  reserving the largest possible size. */
 107 // LP64todo - typedef mach_vm_address_t user_addr_t;    /* varying length pointers from user space */
 108 // LP64todo - typedef mach_vm_size_t            user_size_t;    /* varying length values from user space (unsigned) */
 109 typedef u_int64_t               user_addr_t;
 110 typedef u_int64_t               user_size_t;
 111 typedef int64_t                 user_ssize_t;
 112 typedef int64_t                 user_long_t;
 113 typedef u_int64_t               user_ulong_t;
 114 typedef int64_t                 user_time_t;
 115 #define USER_ADDR_NULL  ((user_addr_t) 0)
 116 #define CAST_USER_ADDR_T(a_ptr)   ((user_addr_t)((uintptr_t)(a_ptr)))
 117
 118 /* This defines the size of syscall arguments after copying into the kernel: */
 119 typedef u_int64_t               syscall_arg_t;
 120
 121 #ifndef __offsetof
 122 #define __offsetof(type, field) ((size_t)(&((type *)0)->field))
 123 #endif
 124
 125 #endif /* __ASSEMBLER__ */
 126 #endif  /* _MACHTYPES_H_ */