FreeBSD/Linux Kernel Cross Reference
sys/sys/types.h
1 /* $NetBSD: types.h,v 1.80 2008/02/26 13:37:09 simonb Exp $ */
2
3 /*-
4 * Copyright (c) 1982, 1986, 1991, 1993, 1994
5 * The Regents of the University of California. All rights reserved.
6 * (c) UNIX System Laboratories, Inc.
7 * All or some portions of this file are derived from material licensed
8 * to the University of California by American Telephone and Telegraph
9 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
10 * the permission of UNIX System Laboratories, Inc.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * @(#)types.h 8.4 (Berkeley) 1/21/94
37 */
38
39 #ifndef _SYS_TYPES_H_
40 #define _SYS_TYPES_H_
41
42 #include <sys/featuretest.h>
43
44 /* Machine type dependent parameters. */
45 #include <machine/types.h>
46
47 #include <machine/ansi.h>
48 #include <machine/int_types.h>
49
50
51 #include <sys/ansi.h>
52
53 #ifndef int8_t
54 typedef __int8_t int8_t;
55 #define int8_t __int8_t
56 #endif
57
58 #ifndef uint8_t
59 typedef __uint8_t uint8_t;
60 #define uint8_t __uint8_t
61 #endif
62
63 #ifndef int16_t
64 typedef __int16_t int16_t;
65 #define int16_t __int16_t
66 #endif
67
68 #ifndef uint16_t
69 typedef __uint16_t uint16_t;
70 #define uint16_t __uint16_t
71 #endif
72
73 #ifndef int32_t
74 typedef __int32_t int32_t;
75 #define int32_t __int32_t
76 #endif
77
78 #ifndef uint32_t
79 typedef __uint32_t uint32_t;
80 #define uint32_t __uint32_t
81 #endif
82
83 #ifndef int64_t
84 typedef __int64_t int64_t;
85 #define int64_t __int64_t
86 #endif
87
88 #ifndef uint64_t
89 typedef __uint64_t uint64_t;
90 #define uint64_t __uint64_t
91 #endif
92
93 typedef uint8_t u_int8_t;
94 typedef uint16_t u_int16_t;
95 typedef uint32_t u_int32_t;
96 typedef uint64_t u_int64_t;
97
98 #include <machine/endian.h>
99
100 #if defined(_NETBSD_SOURCE)
101 typedef unsigned char u_char;
102 typedef unsigned short u_short;
103 typedef unsigned int u_int;
104 typedef unsigned long u_long;
105
106 typedef unsigned char unchar; /* Sys V compatibility */
107 typedef unsigned short ushort; /* Sys V compatibility */
108 typedef unsigned int uint; /* Sys V compatibility */
109 typedef unsigned long ulong; /* Sys V compatibility */
110 #endif
111
112 typedef uint64_t u_quad_t; /* quads */
113 typedef int64_t quad_t;
114 typedef quad_t * qaddr_t;
115
116 /*
117 * The types longlong_t and u_longlong_t exist for use with the
118 * Sun-derived XDR routines involving these types, and their usage
119 * in other contexts is discouraged. Further note that these types
120 * may not be equivalent to "long long" and "unsigned long long",
121 * they are only guaranteed to be signed and unsigned 64-bit types
122 * respectively. Portable programs that need 64-bit types should use
123 * the C99 types int64_t and uint64_t instead.
124 */
125
126 typedef int64_t longlong_t; /* for XDR */
127 typedef uint64_t u_longlong_t; /* for XDR */
128
129 typedef int64_t blkcnt_t; /* fs block count */
130 typedef uint32_t blksize_t; /* fs optimal block size */
131
132 #ifndef fsblkcnt_t
133 typedef __fsblkcnt_t fsblkcnt_t; /* fs block count (statvfs) */
134 #define fsblkcnt_t __fsblkcnt_t
135 #endif
136
137 #ifndef fsfilcnt_t
138 typedef __fsfilcnt_t fsfilcnt_t; /* fs file count */
139 #define fsfilcnt_t __fsfilcnt_t
140 #endif
141
142 #if !defined(_KERNEL) && !defined(_STANDALONE)
143 /* We don't and shouldn't use caddr_t in the kernel anymore */
144 #ifndef caddr_t
145 typedef __caddr_t caddr_t; /* core address */
146 #define caddr_t __caddr_t
147 #endif
148 #endif
149
150 #ifdef __daddr_t
151 typedef __daddr_t daddr_t; /* disk address */
152 #undef __daddr_t
153 #else
154 typedef int64_t daddr_t; /* disk address */
155 #endif
156
157 typedef uint32_t dev_t; /* device number */
158 typedef uint32_t fixpt_t; /* fixed point number */
159
160 #ifndef gid_t
161 typedef __gid_t gid_t; /* group id */
162 #define gid_t __gid_t
163 #endif
164
165 typedef int idtype_t; /* type of the id */
166 typedef uint32_t id_t; /* group id, process id or user id */
167 typedef uint64_t ino_t; /* inode number */
168 typedef long key_t; /* IPC key (for Sys V IPC) */
169
170 #ifndef mode_t
171 typedef __mode_t mode_t; /* permissions */
172 #define mode_t __mode_t
173 #endif
174
175 typedef uint32_t nlink_t; /* link count */
176
177 #ifndef off_t
178 typedef __off_t off_t; /* file offset */
179 #define off_t __off_t
180 #endif
181
182 #ifndef pid_t
183 typedef __pid_t pid_t; /* process id */
184 #define pid_t __pid_t
185 #endif
186 typedef int32_t lwpid_t; /* LWP id */
187 typedef quad_t rlim_t; /* resource limit */
188 typedef int32_t segsz_t; /* segment size */
189 typedef int32_t swblk_t; /* swap offset */
190
191 #ifndef uid_t
192 typedef __uid_t uid_t; /* user id */
193 #define uid_t __uid_t
194 #endif
195
196 typedef int mqd_t;
197
198 typedef unsigned long cpuid_t;
199
200 typedef int psetid_t;
201
202 #if defined(_KERNEL) || defined(_STANDALONE)
203 /*
204 * Boolean type definitions for the kernel environment. User-space
205 * boolean definitions are found in <stdbool.h>.
206 */
207 #define bool _Bool
208 #define true 1
209 #define false 0
210
211 /*
212 * Deprecated Mach-style boolean_t type. Should not be used by new code.
213 */
214 typedef int boolean_t;
215 #ifndef TRUE
216 #define TRUE 1
217 #endif
218 #ifndef FALSE
219 #define FALSE 0
220 #endif
221
222 #endif /* _KERNEL || _STANDALONE */
223
224 #if defined(_KERNEL) || defined(_LIBC)
225 /*
226 * semctl(2)'s argument structure. This is here for the benefit of
227 * <sys/syscallargs.h>. It is not in the user's namespace in SUSv2.
228 * The SUSv2 semctl(2) takes variable arguments.
229 */
230 union __semun {
231 int val; /* value for SETVAL */
232 struct semid_ds *buf; /* buffer for IPC_STAT & IPC_SET */
233 unsigned short *array; /* array for GETALL & SETALL */
234 };
235 /* For the same reason as above */
236 #include <sys/stdint.h>
237 typedef intptr_t semid_t;
238 #endif /* _KERNEL || _LIBC */
239
240 /*
241 * These belong in unistd.h, but are placed here too to ensure that
242 * long arguments will be promoted to off_t if the program fails to
243 * include that header or explicitly cast them to off_t.
244 */
245 #if defined(_NETBSD_SOURCE)
246 #ifndef __OFF_T_SYSCALLS_DECLARED
247 #define __OFF_T_SYSCALLS_DECLARED
248 #ifndef _KERNEL
249 #include <sys/cdefs.h>
250 __BEGIN_DECLS
251 off_t lseek(int, off_t, int);
252 int ftruncate(int, off_t);
253 int truncate(const char *, off_t);
254 __END_DECLS
255 #endif /* !_KERNEL */
256 #endif /* __OFF_T_SYSCALLS_DECLARED */
257 #endif /* defined(_NETBSD_SOURCE) */
258
259 #if defined(_NETBSD_SOURCE)
260 /* Major, minor numbers, dev_t's. */
261 #define major(x) ((int32_t)((((x) & 0x000fff00) >> 8)))
262 #define minor(x) ((int32_t)((((x) & 0xfff00000) >> 12) | \
263 (((x) & 0x000000ff) >> 0)))
264 #define makedev(x,y) ((dev_t)((((x) << 8) & 0x000fff00) | \
265 (((y) << 12) & 0xfff00000) | \
266 (((y) << 0) & 0x000000ff)))
267 #endif
268
269 #ifdef _BSD_CLOCK_T_
270 typedef _BSD_CLOCK_T_ clock_t;
271 #undef _BSD_CLOCK_T_
272 #endif
273
274 #ifdef _BSD_SIZE_T_
275 typedef _BSD_SIZE_T_ size_t;
276 #define _SIZE_T
277 #undef _BSD_SIZE_T_
278 #endif
279
280 #ifdef _BSD_SSIZE_T_
281 typedef _BSD_SSIZE_T_ ssize_t;
282 #undef _BSD_SSIZE_T_
283 #endif
284
285 #ifdef _BSD_TIME_T_
286 typedef _BSD_TIME_T_ time_t;
287 #undef _BSD_TIME_T_
288 #endif
289
290 #ifdef _BSD_CLOCKID_T_
291 typedef _BSD_CLOCKID_T_ clockid_t;
292 #undef _BSD_CLOCKID_T_
293 #endif
294
295 #ifdef _BSD_TIMER_T_
296 typedef _BSD_TIMER_T_ timer_t;
297 #undef _BSD_TIMER_T_
298 #endif
299
300 #ifdef _BSD_SUSECONDS_T_
301 typedef _BSD_SUSECONDS_T_ suseconds_t;
302 #undef _BSD_SUSECONDS_T_
303 #endif
304
305 #ifdef _BSD_USECONDS_T_
306 typedef _BSD_USECONDS_T_ useconds_t;
307 #undef _BSD_USECONDS_T_
308 #endif
309
310 #ifdef _NETBSD_SOURCE
311 #include <sys/fd_set.h>
312 #define NBBY __NBBY
313
314 typedef struct kauth_cred *kauth_cred_t;
315
316 typedef int pri_t;
317
318 #endif
319
320 #if defined(__STDC__) && defined(_KERNEL)
321 /*
322 * Forward structure declarations for function prototypes. We include the
323 * common structures that cross subsystem boundaries here; others are mostly
324 * used in the same place that the structure is defined.
325 */
326 struct lwp;
327 typedef struct lwp lwp_t;
328 struct user;
329 struct __ucontext;
330 struct proc;
331 typedef struct proc proc_t;
332 struct pgrp;
333 struct rusage;
334 struct file;
335 typedef struct file file_t;
336 struct buf;
337 typedef struct buf buf_t;
338 struct tty;
339 struct uio;
340 #endif
341
342 #ifdef _KERNEL
343 #define SET(t, f) ((t) |= (f))
344 #define ISSET(t, f) ((t) & (f))
345 #define CLR(t, f) ((t) &= ~(f))
346 #endif
347
348 #if !defined(_KERNEL) && !defined(_STANDALONE)
349 #if (_POSIX_C_SOURCE - 0L) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \
350 defined(_NETBSD_SOURCE)
351 #include <pthread_types.h>
352 #endif
353 #endif
354
355 #endif /* !_SYS_TYPES_H_ */
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