mqueues: Port POSIX message queues from NetBSD.
[dragonfly.git] / sys / sys / types.h
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1/*-
2 * Copyright (c) 1982, 1986, 1991, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.
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 University of
21 * California, Berkeley and its contributors.
22 * 4. Neither the name of the University nor the names of its contributors
23 * may be used to endorse or promote products derived from this software
24 * without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * SUCH DAMAGE.
37 *
38 * @(#)types.h 8.6 (Berkeley) 2/19/95
39 * $FreeBSD: src/sys/sys/types.h,v 1.40.2.2 2001/04/21 14:53:06 ume Exp $
35d5bbd3 40 * $DragonFly: src/sys/sys/types.h,v 1.24 2008/08/10 22:09:51 dillon Exp $
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41 */
42
43#ifndef _SYS_TYPES_H_
44#define _SYS_TYPES_H_
45
03d6a592 46#ifndef _SYS_CDEFS_H_
984263bc 47#include <sys/cdefs.h>
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48#endif
49#ifndef _STDINT_H_
e2565a42 50#include <stdint.h>
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51#endif
52#ifndef _MACHINE_STDARG_H_
e2565a42 53#include <machine/stdarg.h>
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54#endif
55#ifndef _MACHINE_ENDIANT_H_
e2565a42 56#include <machine/endian.h>
03d6a592 57#endif
e2565a42 58#ifndef _MACHINE_TYPES_H_
984263bc 59#include <machine/types.h>
e2565a42 60#endif
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61#ifndef _SYS__PTHREADTYPES_H_
62#include <sys/_pthreadtypes.h>
63#endif
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64
65#ifndef _POSIX_SOURCE
66typedef unsigned char u_char;
67typedef unsigned short u_short;
68typedef unsigned int u_int;
69typedef unsigned long u_long;
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70
71typedef unsigned char unchar; /* Sys V compatibility */
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72typedef unsigned short ushort; /* Sys V compatibility */
73typedef unsigned int uint; /* Sys V compatibility */
b16dbc67 74typedef unsigned long ulong; /* Sys V compatibility */
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75#endif
76
77typedef __uint8_t u_int8_t;
78typedef __uint16_t u_int16_t;
79typedef __uint32_t u_int32_t;
80typedef __uint64_t u_int64_t;
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81typedef __uint64_t u_quad_t; /* quads */
82typedef __int64_t quad_t;
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83typedef quad_t * qaddr_t;
84
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85typedef __int64_t blkcnt_t; /* file block count */
86typedef __int64_t blksize_t; /* block size */
984263bc 87typedef char * caddr_t; /* core address */
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88typedef const char * c_caddr_t; /* core address, pointer to const */
89typedef volatile char * v_caddr_t; /* core address, pointer to volatile */
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90typedef __int32_t daddr_t; /* disk address */
91typedef __uint32_t u_daddr_t; /* unsigned disk address */
92typedef __uint32_t fixpt_t; /* fixed point number */
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93typedef __uint64_t fsblkcnt_t; /* filesystem block count */
94typedef __uint64_t fsfilcnt_t; /* filesystem file count */
61ec5fb1 95#ifndef _GID_T_DECLARED
e2565a42 96typedef __uint32_t gid_t; /* group id */
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97#define _GID_T_DECLARED
98#endif
701a2c57 99typedef __int64_t id_t; /* general id, can hold gid/pid/uid_t */
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100typedef __uint32_t in_addr_t; /* base type for internet address */
101typedef __uint16_t in_port_t;
f91a71dd 102typedef __uint64_t ino_t; /* inode number */
984263bc 103typedef long key_t; /* IPC key (for Sys V IPC) */
e2565a42 104typedef __uint16_t mode_t; /* permissions */
f91a71dd 105typedef __uint32_t nlink_t; /* link count */
a675d21f 106#ifndef _OFF_T_DECLARED
e2565a42 107typedef __off_t off_t; /* file offset */
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108#define _OFF_T_DECLARED
109#endif
110#ifndef _PID_T_DECLARED
e2565a42 111typedef __pid_t pid_t; /* process id */
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112#define _PID_T_DECLARED
113#endif
c767de17 114typedef __pid_t lwpid_t; /* light weight process id */
984263bc 115typedef quad_t rlim_t; /* resource limit */
a60accf7 116typedef __segsz_t segsz_t; /* segment size */
61ec5fb1 117#ifndef _UID_T_DECLARED
e2565a42 118typedef __uint32_t uid_t; /* user id */
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119#define _UID_T_DECLARED
120#endif
9864eb4d 121typedef long suseconds_t; /* microseconds (signed) */
5ffed014 122typedef __uint32_t useconds_t; /* microseconds (unsigned) */
f2df0f7c 123typedef int mqd_t; /* message queue descriptor */
984263bc 124
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125#if defined(_KERNEL) || defined(_KERNEL_STRUCTURES)
126
127#ifndef __BOOLEAN_T_DEFINED__
128#define __BOOLEAN_T_DEFINED__
c6b86369 129typedef __boolean_t boolean_t;
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130#endif
131
984263bc 132typedef u_int64_t uoff_t;
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133
134#endif
135
136/*
b13267a5 137 * XXX cdev_t has different meanings for userland vs kernel compiles. What
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138 * do we do for _KERNEL_STRUCTURES ? For the moment stick with the userland
139 * meaning as being the more compatible solution.
140 */
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141
142#if defined(_KERNEL) || defined(_KERNEL_STRUCTURES)
984263bc 143
0de08e6d 144struct cdev;
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145
146typedef u_int32_t udev_t; /* device number */
0de08e6d 147typedef struct cdev *cdev_t;
984263bc 148
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149#endif
150
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151/*
152 * The kernel now uses only udev_t or cdev_t. Userland uses dev_t.
153 * Virtual kernel builds needs dev_t in order to include userland header
154 * files.
155 */
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156#ifdef _KERNEL
157
984263bc 158#define offsetof(type, field) __offsetof(type, field)
44a09dd6 159typedef udev_t dev_t; /* device number */
984263bc 160
b13267a5 161#else
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162
163typedef u_int32_t dev_t; /* device number */
164#define udev_t dev_t
165
166#ifndef _POSIX_SOURCE
167
168/*
169 * minor() gives a cookie instead of an index since we don't want to
170 * change the meanings of bits 0-15 or waste time and space shifting
171 * bits 16-31 for devices that don't use them.
172 */
173#define major(x) ((int)(((u_int)(x) >> 8)&0xff)) /* major number */
174#define minor(x) ((int)((x)&0xffff00ff)) /* minor number */
175#define makedev(x,y) ((dev_t)(((x) << 8) | (y))) /* create dev_t */
176
177#endif /* _POSIX_SOURCE */
178
179#endif /* !_KERNEL */
180
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181#ifndef _CLOCK_T_DECLARED
182#define _CLOCK_T_DECLARED
e2565a42 183typedef __clock_t clock_t;
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184#endif
185
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186#ifndef _CLOCKID_T_DECLARED
187#define _CLOCKID_T_DECLARED
e2565a42 188typedef __clockid_t clockid_t;
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189#endif
190
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191#ifndef _SIZE_T_DECLARED
192#define _SIZE_T_DECLARED
e2565a42 193typedef __size_t size_t;
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194#endif
195
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196#ifndef _SSIZE_T_DECLARED
197#define _SSIZE_T_DECLARED
e2565a42 198typedef __ssize_t ssize_t;
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199#endif
200
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201#ifndef _TIME_T_DECLARED
202#define _TIME_T_DECLARED
e2565a42 203typedef __time_t time_t;
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204#endif
205
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206#ifndef _TIMER_T_DECLARED
207#define _TIMER_T_DECLARED
e2565a42 208typedef __timer_t timer_t;
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209#endif
210
805f91d4 211#ifdef __BSD_VISIBLE
984263bc 212
8c1e74ce 213#include <sys/fd_set.h>
04a0f5ef 214#include <sys/_timeval.h>
8c1e74ce 215
9183fa5b 216#define NBBY 8 /* number of bits in a byte */
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217/*
218 * These declarations belong elsewhere, but are repeated here and in
219 * <stdio.h> to give broken programs a better chance of working with
220 * 64-bit off_t's.
221 */
222#ifndef _KERNEL
223__BEGIN_DECLS
224#ifndef _FTRUNCATE_DECLARED
225#define _FTRUNCATE_DECLARED
b153f746 226int ftruncate (int, off_t);
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227#endif
228#ifndef _LSEEK_DECLARED
229#define _LSEEK_DECLARED
b153f746 230off_t lseek (int, off_t, int);
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231#endif
232#ifndef _MMAP_DECLARED
233#define _MMAP_DECLARED
b153f746 234void * mmap (void *, size_t, int, int, int, off_t);
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235#endif
236#ifndef _TRUNCATE_DECLARED
237#define _TRUNCATE_DECLARED
b153f746 238int truncate (const char *, off_t);
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239#endif
240__END_DECLS
241#endif /* !_KERNEL */
242
805f91d4 243#endif /* __BSD_VISIBLE */
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244
245#endif /* !_SYS_TYPES_H_ */