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