osfmk/sys/types.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /*
  29  * @OSF_COPYRIGHT@
  30  */
  31 /*
  32  * HISTORY
  33  *
  34  * Revision 1.1.1.1  1998/09/22 21:05:48  wsanchez
  35  * Import of Mac OS X kernel (~semeria)
  36  *
  37  * Revision 1.1.1.1  1998/03/07 02:25:59  wsanchez
  38  * Import of OSF Mach kernel (~mburg)
  39  *
  40  * Revision 1.1.10.3  1996/01/09  19:23:12  devrcs
  41  *      Change time_t typedef from "unsigned int" to "int" to
  42  *      match the server and what it has historically been.
  43  *      Added more shorthand definitions for unsigned typedefs.
  44  *      Made conditional on ASSEMBLER not being defined.
  45  *      [1995/12/01  20:39:08  jfraser]
  46  *
  47  *      Merged '64-bit safe' changes from DEC alpha port.
  48  *      [1995/11/21  18:10:35  jfraser]
  49  *
  50  * Revision 1.1.10.2  1995/01/06  19:57:26  devrcs
  51  *      mk6 CR668 - 1.3b26 merge
  52  *      add shorthand defs for unsigned typedefs
  53  *      OSF alpha pal merge
  54  *      paranoid bit masking, 64bit cleanup, add NBBY
  55  *      [1994/10/14  03:43:58  dwm]
  56  *
  57  * Revision 1.1.10.1  1994/09/23  03:13:36  ezf
  58  *      change marker to not FREE
  59  *      [1994/09/22  21:59:04  ezf]
  60  *
  61  * Revision 1.1.3.2  1993/06/03  00:18:19  jeffc
  62  *      Added to OSF/1 R1.3 from NMK15.0.
  63  *      [1993/06/02  21:31:08  jeffc]
  64  *
  65  * Revision 1.1  1992/09/30  02:37:03  robert
  66  *      Initial revision
  67  *
  68  * $EndLog$
  69  */
  70 /* CMU_HIST */
  71 /*
  72  * Revision 2.6  91/05/14  17:40:39  mrt
  73  *      Correcting copyright
  74  *
  75  * Revision 2.5  91/02/05  17:57:07  mrt
  76  *      Changed to new Mach copyright
  77  *      [91/02/01  17:49:41  mrt]
  78  *
  79  * Revision 2.4  90/08/27  22:13:03  dbg
  80  *      Created.
  81  *      [90/07/16            dbg]
  82  *
  83  */
  84 /* CMU_ENDHIST */
  85 /*
  86  * Mach Operating System
  87  * Copyright (c) 1991,1990 Carnegie Mellon University
  88  * All Rights Reserved.
  89  *
  90  * Permission to use, copy, modify and distribute this software and its
  91  * documentation is hereby granted, provided that both the copyright
  92  * notice and this permission notice appear in all copies of the
  93  * software, derivative works or modified versions, and any portions
  94  * thereof, and that both notices appear in supporting documentation.
  95  *
  96  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  97  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  98  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  99  *
 100  * Carnegie Mellon requests users of this software to return to
 101  *
 102  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
 103  *  School of Computer Science
 104  *  Carnegie Mellon University
 105  *  Pittsburgh PA 15213-3890
 106  *
 107  * any improvements or extensions that they make and grant Carnegie Mellon rights
 108  * to redistribute these changes.
 109  */
 110 /*
 111  */
 112 #ifndef _SYS_TYPES_H_
 113 #define _SYS_TYPES_H_
 114
 115 #ifndef ASSEMBLER
 116
 117 /*
 118  * Common type definitions that lots of old files seem to want.
 119  */
 120
 121 typedef unsigned char   u_char;         /* unsigned char */
 122 typedef unsigned short  u_short;        /* unsigned short */
 123 typedef unsigned int    u_int;          /* unsigned int */
 124 typedef unsigned long   u_long;         /* unsigned long */
 125
 126 typedef struct _quad_ {
 127         unsigned int    val[2];         /* 2 32-bit values make... */
 128 } quad;                                 /* an 8-byte item */
 129
 130 typedef char *          caddr_t;        /* address of a (signed) char */
 131
 132 typedef int             time_t;         /* a signed 32    */
 133 typedef unsigned int    daddr_t;        /* an unsigned 32 */
 134 #if 0 /* off_t should be 64-bit ! */
 135 typedef unsigned int    off_t;          /* another unsigned 32 */
 136 #endif
 137 typedef unsigned short  dev_t;          /* another unsigned short */
 138 #define NODEV           ((dev_t)-1)     /* and a null value for it */
 139
 140 #define major(i)        (((i) >> 8) & 0xFF)
 141 #define minor(i)        ((i) & 0xFF)
 142 #define makedev(i,j)    ((((i) & 0xFF) << 8) | ((j) & 0xFF))
 143
 144 #define NBBY            8
 145
 146 #ifndef NULL
 147 #define NULL            ((void *) 0)    /* the null pointer */
 148 #endif
 149
 150 /*
 151  * Shorthand type definitions for unsigned storage classes
 152  */
 153 typedef unsigned char   uchar_t;
 154 typedef unsigned short  ushort_t;
 155 typedef unsigned int    uint_t;
 156 typedef unsigned long   ulong_t;
 157 typedef volatile unsigned char  vuchar_t;
 158 typedef volatile unsigned short vushort_t;
 159 typedef volatile unsigned int   vuint_t;
 160 typedef volatile unsigned long  vulong_t;
 161
 162 /*
 163  * Shorthand type definitions for unsigned storage classes
 164  */
 165 typedef uchar_t         uchar;
 166 typedef ushort_t        ushort;
 167 typedef uint_t          uint;
 168 typedef ulong_t         ulong;
 169
 170 #endif  /* !ASSEMBLER */
 171
 172 #endif  /* _SYS_TYPES_H_ */