osfmk/sys/types.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /*
  26  * @OSF_COPYRIGHT@
  27  */
  28 /*
  29  * HISTORY
  30  *
  31  * Revision 1.1.1.1  1998/09/22 21:05:48  wsanchez
  32  * Import of Mac OS X kernel (~semeria)
  33  *
  34  * Revision 1.1.1.1  1998/03/07 02:25:59  wsanchez
  35  * Import of OSF Mach kernel (~mburg)
  36  *
  37  * Revision 1.1.10.3  1996/01/09  19:23:12  devrcs
  38  *      Change time_t typedef from "unsigned int" to "int" to
  39  *      match the server and what it has historically been.
  40  *      Added more shorthand definitions for unsigned typedefs.
  41  *      Made conditional on ASSEMBLER not being defined.
  42  *      [1995/12/01  20:39:08  jfraser]
  43  *
  44  *      Merged '64-bit safe' changes from DEC alpha port.
  45  *      [1995/11/21  18:10:35  jfraser]
  46  *
  47  * Revision 1.1.10.2  1995/01/06  19:57:26  devrcs
  48  *      mk6 CR668 - 1.3b26 merge
  49  *      add shorthand defs for unsigned typedefs
  50  *      OSF alpha pal merge
  51  *      paranoid bit masking, 64bit cleanup, add NBBY
  52  *      [1994/10/14  03:43:58  dwm]
  53  *
  54  * Revision 1.1.10.1  1994/09/23  03:13:36  ezf
  55  *      change marker to not FREE
  56  *      [1994/09/22  21:59:04  ezf]
  57  *
  58  * Revision 1.1.3.2  1993/06/03  00:18:19  jeffc
  59  *      Added to OSF/1 R1.3 from NMK15.0.
  60  *      [1993/06/02  21:31:08  jeffc]
  61  *
  62  * Revision 1.1  1992/09/30  02:37:03  robert
  63  *      Initial revision
  64  *
  65  * $EndLog$
  66  */
  67 /* CMU_HIST */
  68 /*
  69  * Revision 2.6  91/05/14  17:40:39  mrt
  70  *      Correcting copyright
  71  *
  72  * Revision 2.5  91/02/05  17:57:07  mrt
  73  *      Changed to new Mach copyright
  74  *      [91/02/01  17:49:41  mrt]
  75  *
  76  * Revision 2.4  90/08/27  22:13:03  dbg
  77  *      Created.
  78  *      [90/07/16            dbg]
  79  *
  80  */
  81 /* CMU_ENDHIST */
  82 /*
  83  * Mach Operating System
  84  * Copyright (c) 1991,1990 Carnegie Mellon University
  85  * All Rights Reserved.
  86  *
  87  * Permission to use, copy, modify and distribute this software and its
  88  * documentation is hereby granted, provided that both the copyright
  89  * notice and this permission notice appear in all copies of the
  90  * software, derivative works or modified versions, and any portions
  91  * thereof, and that both notices appear in supporting documentation.
  92  *
  93  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  94  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  95  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  96  *
  97  * Carnegie Mellon requests users of this software to return to
  98  *
  99  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
 100  *  School of Computer Science
 101  *  Carnegie Mellon University
 102  *  Pittsburgh PA 15213-3890
 103  *
 104  * any improvements or extensions that they make and grant Carnegie Mellon rights
 105  * to redistribute these changes.
 106  */
 107 /*
 108  */
 109 #ifndef _SYS_TYPES_H_
 110 #define _SYS_TYPES_H_
 111
 112 #ifndef ASSEMBLER
 113
 114 /*
 115  * Common type definitions that lots of old files seem to want.
 116  */
 117
 118 typedef unsigned char   u_char;         /* unsigned char */
 119 typedef unsigned short  u_short;        /* unsigned short */
 120 typedef unsigned int    u_int;          /* unsigned int */
 121 typedef unsigned long   u_long;         /* unsigned long */
 122
 123 typedef struct _quad_ {
 124         unsigned int    val[2];         /* 2 32-bit values make... */
 125 } quad;                                 /* an 8-byte item */
 126
 127 typedef char *          caddr_t;        /* address of a (signed) char */
 128
 129 typedef int             time_t;         /* a signed 32    */
 130 typedef unsigned int    daddr_t;        /* an unsigned 32 */
 131 typedef unsigned int    off_t;          /* another unsigned 32 */
 132
 133 typedef unsigned short  dev_t;          /* another unsigned short */
 134 #define NODEV           ((dev_t)-1)     /* and a null value for it */
 135
 136 #define major(i)        (((i) >> 8) & 0xFF)
 137 #define minor(i)        ((i) & 0xFF)
 138 #define makedev(i,j)    ((((i) & 0xFF) << 8) | ((j) & 0xFF))
 139
 140 #define NBBY            8
 141
 142 #ifndef NULL
 143 #define NULL            ((void *) 0)    /* the null pointer */
 144 #endif
 145
 146 /*
 147  * Shorthand type definitions for unsigned storage classes
 148  */
 149 typedef unsigned char   uchar_t;
 150 typedef unsigned short  ushort_t;
 151 typedef unsigned int    uint_t;
 152 typedef unsigned long   ulong_t;
 153 typedef volatile unsigned char  vuchar_t;
 154 typedef volatile unsigned short vushort_t;
 155 typedef volatile unsigned int   vuint_t;
 156 typedef volatile unsigned long  vulong_t;
 157
 158 /*
 159  * Shorthand type definitions for unsigned storage classes
 160  */
 161 typedef uchar_t         uchar;
 162 typedef ushort_t        ushort;
 163 typedef uint_t          uint;
 164 typedef ulong_t         ulong;
 165
 166 #endif  /* !ASSEMBLER */
 167
 168 #endif  /* _SYS_TYPES_H_ */