osfmk/sys/types.h

   1 /*
   2  * Copyright (c) 2000 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  * @OSF_COPYRIGHT@
  24  */
  25 /*
  26  * HISTORY
  27  *
  28  * Revision 1.1.1.1  1998/09/22 21:05:48  wsanchez
  29  * Import of Mac OS X kernel (~semeria)
  30  *
  31  * Revision 1.1.1.1  1998/03/07 02:25:59  wsanchez
  32  * Import of OSF Mach kernel (~mburg)
  33  *
  34  * Revision 1.1.10.3  1996/01/09  19:23:12  devrcs
  35  *      Change time_t typedef from "unsigned int" to "int" to
  36  *      match the server and what it has historically been.
  37  *      Added more shorthand definitions for unsigned typedefs.
  38  *      Made conditional on ASSEMBLER not being defined.
  39  *      [1995/12/01  20:39:08  jfraser]
  40  *
  41  *      Merged '64-bit safe' changes from DEC alpha port.
  42  *      [1995/11/21  18:10:35  jfraser]
  43  *
  44  * Revision 1.1.10.2  1995/01/06  19:57:26  devrcs
  45  *      mk6 CR668 - 1.3b26 merge
  46  *      add shorthand defs for unsigned typedefs
  47  *      OSF alpha pal merge
  48  *      paranoid bit masking, 64bit cleanup, add NBBY
  49  *      [1994/10/14  03:43:58  dwm]
  50  *
  51  * Revision 1.1.10.1  1994/09/23  03:13:36  ezf
  52  *      change marker to not FREE
  53  *      [1994/09/22  21:59:04  ezf]
  54  *
  55  * Revision 1.1.3.2  1993/06/03  00:18:19  jeffc
  56  *      Added to OSF/1 R1.3 from NMK15.0.
  57  *      [1993/06/02  21:31:08  jeffc]
  58  *
  59  * Revision 1.1  1992/09/30  02:37:03  robert
  60  *      Initial revision
  61  *
  62  * $EndLog$
  63  */
  64 /* CMU_HIST */
  65 /*
  66  * Revision 2.6  91/05/14  17:40:39  mrt
  67  *      Correcting copyright
  68  *
  69  * Revision 2.5  91/02/05  17:57:07  mrt
  70  *      Changed to new Mach copyright
  71  *      [91/02/01  17:49:41  mrt]
  72  *
  73  * Revision 2.4  90/08/27  22:13:03  dbg
  74  *      Created.
  75  *      [90/07/16            dbg]
  76  *
  77  */
  78 /* CMU_ENDHIST */
  79 /*
  80  * Mach Operating System
  81  * Copyright (c) 1991,1990 Carnegie Mellon University
  82  * All Rights Reserved.
  83  *
  84  * Permission to use, copy, modify and distribute this software and its
  85  * documentation is hereby granted, provided that both the copyright
  86  * notice and this permission notice appear in all copies of the
  87  * software, derivative works or modified versions, and any portions
  88  * thereof, and that both notices appear in supporting documentation.
  89  *
  90  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  91  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  92  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  93  *
  94  * Carnegie Mellon requests users of this software to return to
  95  *
  96  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  97  *  School of Computer Science
  98  *  Carnegie Mellon University
  99  *  Pittsburgh PA 15213-3890
 100  *
 101  * any improvements or extensions that they make and grant Carnegie Mellon rights
 102  * to redistribute these changes.
 103  */
 104 /*
 105  */
 106 #ifndef _SYS_TYPES_H_
 107 #define _SYS_TYPES_H_
 108
 109 #ifndef ASSEMBLER
 110
 111 /*
 112  * Common type definitions that lots of old files seem to want.
 113  */
 114
 115 typedef unsigned char   u_char;         /* unsigned char */
 116 typedef unsigned short  u_short;        /* unsigned short */
 117 typedef unsigned int    u_int;          /* unsigned int */
 118 typedef unsigned long   u_long;         /* unsigned long */
 119
 120 typedef struct _quad_ {
 121         unsigned int    val[2];         /* 2 32-bit values make... */
 122 } quad;                                 /* an 8-byte item */
 123
 124 typedef char *          caddr_t;        /* address of a (signed) char */
 125
 126 typedef int             time_t;         /* a signed 32    */
 127 typedef unsigned int    daddr_t;        /* an unsigned 32 */
 128 #if 0 /* off_t should be 64-bit ! */
 129 typedef unsigned int    off_t;          /* another unsigned 32 */
 130 #endif
 131 typedef unsigned short  dev_t;          /* another unsigned short */
 132 #define NODEV           ((dev_t)-1)     /* and a null value for it */
 133
 134 #define major(i)        (((i) >> 8) & 0xFF)
 135 #define minor(i)        ((i) & 0xFF)
 136 #define makedev(i,j)    ((((i) & 0xFF) << 8) | ((j) & 0xFF))
 137
 138 #define NBBY            8
 139
 140 #ifndef NULL
 141 #define NULL            ((void *) 0)    /* the null pointer */
 142 #endif
 143
 144 /*
 145  * Shorthand type definitions for unsigned storage classes
 146  */
 147 typedef unsigned char   uchar_t;
 148 typedef unsigned short  ushort_t;
 149 typedef unsigned int    uint_t;
 150 typedef unsigned long   ulong_t;
 151 typedef volatile unsigned char  vuchar_t;
 152 typedef volatile unsigned short vushort_t;
 153 typedef volatile unsigned int   vuint_t;
 154 typedef volatile unsigned long  vulong_t;
 155
 156 /*
 157  * Shorthand type definitions for unsigned storage classes
 158  */
 159 typedef uchar_t         uchar;
 160 typedef ushort_t        ushort;
 161 typedef uint_t          uint;
 162 typedef ulong_t         ulong;
 163
 164 #endif  /* !ASSEMBLER */
 165
 166 #endif  /* _SYS_TYPES_H_ */