1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
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
37 #ifndef _SYS_TYPES_H_
38 #define _SYS_TYPES_H_
39
40 #include <sys/cdefs.h>
41
42 /* Machine type dependent parameters. */
43 #include <machine/endian.h>
44 #include <sys/_types.h>
45 #include <sys/_offsetof.h>
46
47 #include <sys/_pthreadtypes.h>
48
49 #if __BSD_VISIBLE
50 typedef unsigned char u_char;
51 typedef unsigned short u_short;
52 typedef unsigned int u_int;
53 typedef unsigned long u_long;
54 #ifndef _KERNEL
55 typedef unsigned short ushort; /* Sys V compatibility */
56 typedef unsigned int uint; /* Sys V compatibility */
57 #endif
58 #endif
59
60 /*
61 * XXX POSIX sized integrals that should appear only in <sys/stdint.h>.
62 */
63 #include <sys/_stdint.h>
64
65 typedef __uint8_t u_int8_t; /* unsigned integrals (deprecated) */
66 typedef __uint16_t u_int16_t;
67 typedef __uint32_t u_int32_t;
68 typedef __uint64_t u_int64_t;
69
70 typedef __uint64_t u_quad_t; /* quads (deprecated) */
71 typedef __int64_t quad_t;
72 typedef quad_t * qaddr_t;
73
74 typedef char * caddr_t; /* core address */
75 typedef const char * c_caddr_t; /* core address, pointer to const */
76
77 #ifndef _BLKSIZE_T_DECLARED
78 typedef __blksize_t blksize_t;
79 #define _BLKSIZE_T_DECLARED
80 #endif
81
82 typedef __cpuwhich_t cpuwhich_t;
83 typedef __cpulevel_t cpulevel_t;
84 typedef __cpusetid_t cpusetid_t;
85
86 #ifndef _BLKCNT_T_DECLARED
87 typedef __blkcnt_t blkcnt_t;
88 #define _BLKCNT_T_DECLARED
89 #endif
90
91 #ifndef _CLOCK_T_DECLARED
92 typedef __clock_t clock_t;
93 #define _CLOCK_T_DECLARED
94 #endif
95
96 #ifndef _CLOCKID_T_DECLARED
97 typedef __clockid_t clockid_t;
98 #define _CLOCKID_T_DECLARED
99 #endif
100
101 typedef __critical_t critical_t; /* Critical section value */
102 typedef __daddr_t daddr_t; /* disk address */
103
104 #ifndef _DEV_T_DECLARED
105 typedef __dev_t dev_t; /* device number or struct cdev */
106 #define _DEV_T_DECLARED
107 #endif
108
109 #ifndef _FFLAGS_T_DECLARED
110 typedef __fflags_t fflags_t; /* file flags */
111 #define _FFLAGS_T_DECLARED
112 #endif
113
114 typedef __fixpt_t fixpt_t; /* fixed point number */
115
116 #ifndef _FSBLKCNT_T_DECLARED /* for statvfs() */
117 typedef __fsblkcnt_t fsblkcnt_t;
118 typedef __fsfilcnt_t fsfilcnt_t;
119 #define _FSBLKCNT_T_DECLARED
120 #endif
121
122 #ifndef _GID_T_DECLARED
123 typedef __gid_t gid_t; /* group id */
124 #define _GID_T_DECLARED
125 #endif
126
127 #ifndef _IN_ADDR_T_DECLARED
128 typedef __uint32_t in_addr_t; /* base type for internet address */
129 #define _IN_ADDR_T_DECLARED
130 #endif
131
132 #ifndef _IN_PORT_T_DECLARED
133 typedef __uint16_t in_port_t;
134 #define _IN_PORT_T_DECLARED
135 #endif
136
137 #ifndef _ID_T_DECLARED
138 typedef __id_t id_t; /* can hold a uid_t or pid_t */
139 #define _ID_T_DECLARED
140 #endif
141
142 #ifndef _INO_T_DECLARED
143 typedef __ino_t ino_t; /* inode number */
144 #define _INO_T_DECLARED
145 #endif
146
147 #ifndef _KEY_T_DECLARED
148 typedef __key_t key_t; /* IPC key (for Sys V IPC) */
149 #define _KEY_T_DECLARED
150 #endif
151
152 #ifndef _LWPID_T_DECLARED
153 typedef __lwpid_t lwpid_t; /* Thread ID (a.k.a. LWP) */
154 #define _LWPID_T_DECLARED
155 #endif
156
157 #ifndef _MODE_T_DECLARED
158 typedef __mode_t mode_t; /* permissions */
159 #define _MODE_T_DECLARED
160 #endif
161
162 #ifndef _ACCMODE_T_DECLARED
163 typedef __accmode_t accmode_t; /* access permissions */
164 #define _ACCMODE_T_DECLARED
165 #endif
166
167 #ifndef _NLINK_T_DECLARED
168 typedef __nlink_t nlink_t; /* link count */
169 #define _NLINK_T_DECLARED
170 #endif
171
172 #ifndef _OFF_T_DECLARED
173 typedef __off_t off_t; /* file offset */
174 #define _OFF_T_DECLARED
175 #endif
176
177 #ifndef _OFF64_T_DECLARED
178 typedef __off64_t off64_t; /* file offset (alias) */
179 #define _OFF64_T_DECLARED
180 #endif
181
182 #ifndef _PID_T_DECLARED
183 typedef __pid_t pid_t; /* process id */
184 #define _PID_T_DECLARED
185 #endif
186
187 typedef __register_t register_t;
188
189 #ifndef _RLIM_T_DECLARED
190 typedef __rlim_t rlim_t; /* resource limit */
191 #define _RLIM_T_DECLARED
192 #endif
193
194 typedef __sbintime_t sbintime_t;
195
196 typedef __segsz_t segsz_t; /* segment size (in pages) */
197
198 #ifndef _SIZE_T_DECLARED
199 typedef __size_t size_t;
200 #define _SIZE_T_DECLARED
201 #endif
202
203 #ifndef _SSIZE_T_DECLARED
204 typedef __ssize_t ssize_t;
205 #define _SSIZE_T_DECLARED
206 #endif
207
208 #ifndef _SUSECONDS_T_DECLARED
209 typedef __suseconds_t suseconds_t; /* microseconds (signed) */
210 #define _SUSECONDS_T_DECLARED
211 #endif
212
213 #ifndef _TIME_T_DECLARED
214 typedef __time_t time_t;
215 #define _TIME_T_DECLARED
216 #endif
217
218 #ifndef _TIMER_T_DECLARED
219 typedef __timer_t timer_t;
220 #define _TIMER_T_DECLARED
221 #endif
222
223 #ifndef _MQD_T_DECLARED
224 typedef __mqd_t mqd_t;
225 #define _MQD_T_DECLARED
226 #endif
227
228 typedef __u_register_t u_register_t;
229
230 #ifndef _UID_T_DECLARED
231 typedef __uid_t uid_t; /* user id */
232 #define _UID_T_DECLARED
233 #endif
234
235 #ifndef _USECONDS_T_DECLARED
236 typedef __useconds_t useconds_t; /* microseconds (unsigned) */
237 #define _USECONDS_T_DECLARED
238 #endif
239
240 #ifndef _CAP_IOCTL_T_DECLARED
241 #define _CAP_IOCTL_T_DECLARED
242 typedef unsigned long cap_ioctl_t;
243 #endif
244
245 #ifndef _CAP_RIGHTS_T_DECLARED
246 #define _CAP_RIGHTS_T_DECLARED
247 struct cap_rights;
248
249 typedef struct cap_rights cap_rights_t;
250 #endif
251
252 /*
253 * Types suitable for exporting physical addresses, virtual addresses
254 * (pointers), and memory object sizes from the kernel independent of native
255 * word size. These should be used in place of vm_paddr_t, (u)intptr_t, and
256 * size_t in structs which contain such types that are shared with userspace.
257 */
258 typedef __uint64_t kpaddr_t;
259 typedef __uint64_t kvaddr_t;
260 typedef __uint64_t ksize_t;
261 typedef __int64_t kssize_t;
262
263 typedef __vm_offset_t vm_offset_t;
264 typedef __uint64_t vm_ooffset_t;
265 typedef __vm_paddr_t vm_paddr_t;
266 typedef __uint64_t vm_pindex_t;
267 typedef __vm_size_t vm_size_t;
268
269 typedef __rman_res_t rman_res_t;
270
271 typedef __register_t syscallarg_t;
272
273 #ifdef _KERNEL
274 typedef unsigned int boolean_t;
275 typedef struct _device *device_t;
276 typedef __intfptr_t intfptr_t;
277
278 /*
279 * XXX this is fixed width for historical reasons. It should have had type
280 * __int_fast32_t. Fixed-width types should not be used unless binary
281 * compatibility is essential. Least-width types should be used even less
282 * since they provide smaller benefits.
283 *
284 * XXX should be MD.
285 *
286 * XXX this is bogus in -current, but still used for spl*().
287 */
288 typedef __uint32_t intrmask_t; /* Interrupt mask (spl, xxx_imask...) */
289
290 typedef __uintfptr_t uintfptr_t;
291 typedef __uint64_t uoff_t;
292 typedef char vm_memattr_t; /* memory attribute codes */
293 typedef struct vm_page *vm_page_t;
294
295 #endif /* _KERNEL */
296
297 #if defined(_KERNEL) || defined(_STANDALONE)
298 #if !defined(__bool_true_false_are_defined) && !defined(__cplusplus)
299 #define __bool_true_false_are_defined 1
300 #if __STDC_VERSION__ < 202311L
301 #define false 0
302 #define true 1
303 typedef _Bool bool;
304 #endif /* __STDC_VERSION__ < 202311L */
305 #endif /* !__bool_true_false_are_defined && !__cplusplus */
306 #endif /* KERNEL || _STANDALONE */
307
308 /*
309 * The following are all things that really shouldn't exist in this header,
310 * since its purpose is to provide typedefs, not miscellaneous doodads.
311 */
312 #include <sys/bitcount.h>
313
314 #if __BSD_VISIBLE
315
316 #ifndef _STANDALONE
317 #include <sys/select.h>
318 #endif
319
320 /*
321 * The major and minor numbers are encoded in dev_t as MMMmmmMm (where
322 * letters correspond to bytes). The encoding of the lower 4 bytes is
323 * constrained by compatibility with 16-bit and 32-bit dev_t's. The
324 * encoding of the upper 4 bytes is the least unnatural one consistent
325 * with this and other constraints. Also, the decoding of the m bytes by
326 * minor() is unnatural to maximize compatibility subject to not discarding
327 * bits. The upper m byte is shifted into the position of the lower M byte
328 * instead of shifting 3 upper m bytes to close the gap. Compatibility for
329 * minor() is achieved iff the upper m byte is 0.
330 */
331 #define major(d) __major(d)
332 static __inline int
__major(dev_t _d)333 __major(dev_t _d)
334 {
335 return (((_d >> 32) & 0xffffff00) | ((_d >> 8) & 0xff));
336 }
337 #define minor(d) __minor(d)
338 static __inline int
__minor(dev_t _d)339 __minor(dev_t _d)
340 {
341 return (((_d >> 24) & 0xff00) | (_d & 0xffff00ff));
342 }
343 #define makedev(M, m) __makedev((M), (m))
344 static __inline dev_t
__makedev(int _Major,int _Minor)345 __makedev(int _Major, int _Minor)
346 {
347 return (((dev_t)(_Major & 0xffffff00) << 32) | ((_Major & 0xff) << 8) |
348 ((dev_t)(_Minor & 0xff00) << 24) | (_Minor & 0xffff00ff));
349 }
350
351 #if (defined(__clang__) || (defined(__GNUC__) && __GNUC__ >= 13))
352 #define __enum_uint8_decl(name) enum enum_ ## name ## _uint8 : uint8_t
353 #define __enum_uint8(name) enum enum_ ## name ## _uint8
354 #else
355 /*
356 * Note: there is no real size checking here, but the code below can be
357 * removed once we require GCC 13.
358 */
359 #define __enum_uint8_decl(name) enum __attribute__((packed)) enum_ ## name ## _uint8
360 #define __enum_uint8(name) enum __attribute__((packed)) enum_ ## name ## _uint8
361 #endif
362
363 /*
364 * These declarations belong elsewhere, but are repeated here and in
365 * <stdio.h> to give broken programs a better chance of working with
366 * 64-bit off_t's.
367 */
368 #ifndef _KERNEL
369 __BEGIN_DECLS
370 #ifndef _FTRUNCATE_DECLARED
371 #define _FTRUNCATE_DECLARED
372 int ftruncate(int, off_t);
373 #endif
374 #ifndef _LSEEK_DECLARED
375 #define _LSEEK_DECLARED
376 off_t lseek(int, off_t, int);
377 #endif
378 #ifndef _MMAP_DECLARED
379 #define _MMAP_DECLARED
380 void * mmap(void *, size_t, int, int, int, off_t);
381 #endif
382 #ifndef _TRUNCATE_DECLARED
383 #define _TRUNCATE_DECLARED
384 int truncate(const char *, off_t);
385 #endif
386 __END_DECLS
387 #endif /* !_KERNEL */
388
389 #endif /* __BSD_VISIBLE */
390
391 #endif /* !_SYS_TYPES_H_ */
392