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 * 4. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * @(#)types.h 8.6 (Berkeley) 2/19/95
35 * $FreeBSD$
36 */
37
38 #ifndef _SYS_TYPES_H_
39 #define _SYS_TYPES_H_
40
41 #include <sys/cdefs.h>
42
43 /* Machine type dependent parameters. */
44 #include <machine/endian.h>
45 #include <sys/_types.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 * POSIX Extensions
62 */
63 typedef unsigned char uchar_t;
64 typedef unsigned short ushort_t;
65 typedef unsigned int uint_t;
66 typedef unsigned long ulong_t;
67
68 /*
69 * XXX POSIX sized integrals that should appear only in <sys/stdint.h>.
70 */
71 #include <sys/_stdint.h>
72
73 typedef __uint8_t u_int8_t; /* unsigned integrals (deprecated) */
74 typedef __uint16_t u_int16_t;
75 typedef __uint32_t u_int32_t;
76 typedef __uint64_t u_int64_t;
77
78 typedef __uint64_t u_quad_t; /* quads (deprecated) */
79 typedef __int64_t quad_t;
80 typedef quad_t * qaddr_t;
81
82 typedef char * caddr_t; /* core address */
83 typedef const char * c_caddr_t; /* core address, pointer to const */
84
85 #ifndef _BLKSIZE_T_DECLARED
86 typedef __blksize_t blksize_t;
87 #define _BLKSIZE_T_DECLARED
88 #endif
89
90 typedef __cpuwhich_t cpuwhich_t;
91 typedef __cpulevel_t cpulevel_t;
92 typedef __cpusetid_t cpusetid_t;
93
94 #ifndef _BLKCNT_T_DECLARED
95 typedef __blkcnt_t blkcnt_t;
96 #define _BLKCNT_T_DECLARED
97 #endif
98
99 #ifndef _CLOCK_T_DECLARED
100 typedef __clock_t clock_t;
101 #define _CLOCK_T_DECLARED
102 #endif
103
104 #ifndef _CLOCKID_T_DECLARED
105 typedef __clockid_t clockid_t;
106 #define _CLOCKID_T_DECLARED
107 #endif
108
109 typedef __critical_t critical_t; /* Critical section value */
110 typedef __int64_t daddr_t; /* disk address */
111
112 #ifndef _DEV_T_DECLARED
113 typedef __dev_t dev_t; /* device number or struct cdev */
114 #define _DEV_T_DECLARED
115 #endif
116
117 #ifndef _FFLAGS_T_DECLARED
118 typedef __fflags_t fflags_t; /* file flags */
119 #define _FFLAGS_T_DECLARED
120 #endif
121
122 typedef __fixpt_t fixpt_t; /* fixed point number */
123
124 #ifndef _FSBLKCNT_T_DECLARED /* for statvfs() */
125 typedef __fsblkcnt_t fsblkcnt_t;
126 typedef __fsfilcnt_t fsfilcnt_t;
127 #define _FSBLKCNT_T_DECLARED
128 #endif
129
130 #ifndef _GID_T_DECLARED
131 typedef __gid_t gid_t; /* group id */
132 #define _GID_T_DECLARED
133 #endif
134
135 #ifndef _IN_ADDR_T_DECLARED
136 typedef __uint32_t in_addr_t; /* base type for internet address */
137 #define _IN_ADDR_T_DECLARED
138 #endif
139
140 #ifndef _IN_PORT_T_DECLARED
141 typedef __uint16_t in_port_t;
142 #define _IN_PORT_T_DECLARED
143 #endif
144
145 #ifndef _ID_T_DECLARED
146 typedef __id_t id_t; /* can hold a uid_t or pid_t */
147 #define _ID_T_DECLARED
148 #endif
149
150 #ifndef _INO_T_DECLARED
151 typedef __ino_t ino_t; /* inode number */
152 #define _INO_T_DECLARED
153 #endif
154
155 #ifndef _KEY_T_DECLARED
156 typedef __key_t key_t; /* IPC key (for Sys V IPC) */
157 #define _KEY_T_DECLARED
158 #endif
159
160 #ifndef _LWPID_T_DECLARED
161 typedef __lwpid_t lwpid_t; /* Thread ID (a.k.a. LWP) */
162 #define _LWPID_T_DECLARED
163 #endif
164
165 #ifndef _MODE_T_DECLARED
166 typedef __mode_t mode_t; /* permissions */
167 #define _MODE_T_DECLARED
168 #endif
169
170 #ifndef _ACCMODE_T_DECLARED
171 typedef __accmode_t accmode_t; /* access permissions */
172 #define _ACCMODE_T_DECLARED
173 #endif
174
175 #ifndef _NLINK_T_DECLARED
176 typedef __nlink_t nlink_t; /* link count */
177 #define _NLINK_T_DECLARED
178 #endif
179
180 #ifndef _OFF_T_DECLARED
181 typedef __off_t off_t; /* file offset */
182 #define _OFF_T_DECLARED
183 #endif
184
185 #ifndef _PID_T_DECLARED
186 typedef __pid_t pid_t; /* process id */
187 #define _PID_T_DECLARED
188 #endif
189
190 typedef __register_t register_t;
191
192 #ifndef _RLIM_T_DECLARED
193 typedef __rlim_t rlim_t; /* resource limit */
194 #define _RLIM_T_DECLARED
195 #endif
196
197 typedef __int64_t sbintime_t;
198
199 typedef __segsz_t segsz_t; /* segment size (in pages) */
200
201 #ifndef _SIZE_T_DECLARED
202 typedef __size_t size_t;
203 #define _SIZE_T_DECLARED
204 #endif
205
206 #ifndef _SSIZE_T_DECLARED
207 typedef __ssize_t ssize_t;
208 #define _SSIZE_T_DECLARED
209 #endif
210
211 #ifndef _SUSECONDS_T_DECLARED
212 typedef __suseconds_t suseconds_t; /* microseconds (signed) */
213 #define _SUSECONDS_T_DECLARED
214 #endif
215
216 #ifndef _TIME_T_DECLARED
217 typedef __time_t time_t;
218 #define _TIME_T_DECLARED
219 #endif
220
221 #ifndef _TIMER_T_DECLARED
222 typedef __timer_t timer_t;
223 #define _TIMER_T_DECLARED
224 #endif
225
226 #ifndef _MQD_T_DECLARED
227 typedef __mqd_t mqd_t;
228 #define _MQD_T_DECLARED
229 #endif
230
231 typedef __u_register_t u_register_t;
232
233 #ifndef _UID_T_DECLARED
234 typedef __uid_t uid_t; /* user id */
235 #define _UID_T_DECLARED
236 #endif
237
238 #ifndef _USECONDS_T_DECLARED
239 typedef __useconds_t useconds_t; /* microseconds (unsigned) */
240 #define _USECONDS_T_DECLARED
241 #endif
242
243 #ifndef _CAP_IOCTL_T_DECLARED
244 #define _CAP_IOCTL_T_DECLARED
245 typedef unsigned long cap_ioctl_t;
246 #endif
247
248 #ifndef _CAP_RIGHTS_T_DECLARED
249 #define _CAP_RIGHTS_T_DECLARED
250 struct cap_rights;
251
252 typedef struct cap_rights cap_rights_t;
253 #endif
254
255 typedef __vm_offset_t vm_offset_t;
256 typedef __vm_ooffset_t vm_ooffset_t;
257 typedef __vm_paddr_t vm_paddr_t;
258 typedef __vm_pindex_t vm_pindex_t;
259 typedef __vm_size_t vm_size_t;
260
261 typedef __rman_res_t rman_res_t;
262
263 #ifdef _KERNEL
264 typedef int boolean_t;
265 typedef struct device *device_t;
266 typedef __intfptr_t intfptr_t;
267
268 /*
269 * XXX this is fixed width for historical reasons. It should have had type
270 * __int_fast32_t. Fixed-width types should not be used unless binary
271 * compatibility is essential. Least-width types should be used even less
272 * since they provide smaller benefits.
273 *
274 * XXX should be MD.
275 *
276 * XXX this is bogus in -current, but still used for spl*().
277 */
278 typedef __uint32_t intrmask_t; /* Interrupt mask (spl, xxx_imask...) */
279
280 typedef __uintfptr_t uintfptr_t;
281 typedef __uint64_t uoff_t;
282 typedef char vm_memattr_t; /* memory attribute codes */
283 typedef struct vm_page *vm_page_t;
284
285 #if !defined(__bool_true_false_are_defined) && !defined(__cplusplus)
286 #define __bool_true_false_are_defined 1
287 #define false 0
288 #define true 1
289 #if __STDC_VERSION__ < 199901L && __GNUC__ < 3 && !defined(__INTEL_COMPILER)
290 typedef int _Bool;
291 #endif
292 typedef _Bool bool;
293 #endif /* !__bool_true_false_are_defined && !__cplusplus */
294
295 #define offsetof(type, field) __offsetof(type, field)
296
297 #else
298 /* for illumos compatibility */
299 typedef enum boolean { B_FALSE, B_TRUE } boolean_t;
300
301 #endif /* !_KERNEL */
302
303 /*
304 * The following are all things that really shouldn't exist in this header,
305 * since its purpose is to provide typedefs, not miscellaneous doodads.
306 */
307
308 #ifdef __POPCNT__
309 #define __bitcount64(x) __builtin_popcountll((__uint64_t)(x))
310 #define __bitcount32(x) __builtin_popcount((__uint32_t)(x))
311 #define __bitcount16(x) __builtin_popcount((__uint16_t)(x))
312 #define __bitcountl(x) __builtin_popcountl((unsigned long)(x))
313 #define __bitcount(x) __builtin_popcount((unsigned int)(x))
314 #else
315 /*
316 * Population count algorithm using SWAR approach
317 * - "SIMD Within A Register".
318 */
319 static __inline __uint16_t
__bitcount16(__uint16_t _x)320 __bitcount16(__uint16_t _x)
321 {
322
323 _x = (_x & 0x5555) + ((_x & 0xaaaa) >> 1);
324 _x = (_x & 0x3333) + ((_x & 0xcccc) >> 2);
325 _x = (_x + (_x >> 4)) & 0x0f0f;
326 _x = (_x + (_x >> 8)) & 0x00ff;
327 return (_x);
328 }
329
330 static __inline __uint32_t
__bitcount32(__uint32_t _x)331 __bitcount32(__uint32_t _x)
332 {
333
334 _x = (_x & 0x55555555) + ((_x & 0xaaaaaaaa) >> 1);
335 _x = (_x & 0x33333333) + ((_x & 0xcccccccc) >> 2);
336 _x = (_x + (_x >> 4)) & 0x0f0f0f0f;
337 _x = (_x + (_x >> 8));
338 _x = (_x + (_x >> 16)) & 0x000000ff;
339 return (_x);
340 }
341
342 #ifdef __LP64__
343 static __inline __uint64_t
__bitcount64(__uint64_t _x)344 __bitcount64(__uint64_t _x)
345 {
346
347 _x = (_x & 0x5555555555555555) + ((_x & 0xaaaaaaaaaaaaaaaa) >> 1);
348 _x = (_x & 0x3333333333333333) + ((_x & 0xcccccccccccccccc) >> 2);
349 _x = (_x + (_x >> 4)) & 0x0f0f0f0f0f0f0f0f;
350 _x = (_x + (_x >> 8));
351 _x = (_x + (_x >> 16));
352 _x = (_x + (_x >> 32)) & 0x000000ff;
353 return (_x);
354 }
355
356 #define __bitcountl(x) __bitcount64((unsigned long)(x))
357 #else
358 static __inline __uint64_t
__bitcount64(__uint64_t _x)359 __bitcount64(__uint64_t _x)
360 {
361
362 return (__bitcount32(_x >> 32) + __bitcount32(_x));
363 }
364
365 #define __bitcountl(x) __bitcount32((unsigned long)(x))
366 #endif
367 #define __bitcount(x) __bitcount32((unsigned int)(x))
368 #endif
369
370 #if __BSD_VISIBLE
371
372 #include <sys/select.h>
373
374 /*
375 * minor() gives a cookie instead of an index since we don't want to
376 * change the meanings of bits 0-15 or waste time and space shifting
377 * bits 16-31 for devices that don't use them.
378 */
379 #define major(x) ((int)(((u_int)(x) >> 8)&0xff)) /* major number */
380 #define minor(x) ((int)((x)&0xffff00ff)) /* minor number */
381 #define makedev(x,y) ((dev_t)(((x) << 8) | (y))) /* create dev_t */
382
383 /*
384 * These declarations belong elsewhere, but are repeated here and in
385 * <stdio.h> to give broken programs a better chance of working with
386 * 64-bit off_t's.
387 */
388 #ifndef _KERNEL
389 __BEGIN_DECLS
390 #ifndef _FTRUNCATE_DECLARED
391 #define _FTRUNCATE_DECLARED
392 int ftruncate(int, off_t);
393 #endif
394 #ifndef _LSEEK_DECLARED
395 #define _LSEEK_DECLARED
396 off_t lseek(int, off_t, int);
397 #endif
398 #ifndef _MMAP_DECLARED
399 #define _MMAP_DECLARED
400 void * mmap(void *, size_t, int, int, int, off_t);
401 #endif
402 #ifndef _TRUNCATE_DECLARED
403 #define _TRUNCATE_DECLARED
404 int truncate(const char *, off_t);
405 #endif
406 __END_DECLS
407 #endif /* !_KERNEL */
408
409 #endif /* __BSD_VISIBLE */
410
411 #endif /* !_SYS_TYPES_H_ */
412