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 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 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 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 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