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 * 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 __int64_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 _PID_T_DECLARED 178 typedef __pid_t pid_t; /* process id */ 179 #define _PID_T_DECLARED 180 #endif 181 182 typedef __register_t register_t; 183 184 #ifndef _RLIM_T_DECLARED 185 typedef __rlim_t rlim_t; /* resource limit */ 186 #define _RLIM_T_DECLARED 187 #endif 188 189 typedef __int64_t sbintime_t; 190 191 typedef __segsz_t segsz_t; /* segment size (in pages) */ 192 193 #ifndef _SIZE_T_DECLARED 194 typedef __size_t size_t; 195 #define _SIZE_T_DECLARED 196 #endif 197 198 #ifndef _SSIZE_T_DECLARED 199 typedef __ssize_t ssize_t; 200 #define _SSIZE_T_DECLARED 201 #endif 202 203 #ifndef _SUSECONDS_T_DECLARED 204 typedef __suseconds_t suseconds_t; /* microseconds (signed) */ 205 #define _SUSECONDS_T_DECLARED 206 #endif 207 208 #ifndef _TIME_T_DECLARED 209 typedef __time_t time_t; 210 #define _TIME_T_DECLARED 211 #endif 212 213 #ifndef _TIMER_T_DECLARED 214 typedef __timer_t timer_t; 215 #define _TIMER_T_DECLARED 216 #endif 217 218 #ifndef _MQD_T_DECLARED 219 typedef __mqd_t mqd_t; 220 #define _MQD_T_DECLARED 221 #endif 222 223 typedef __u_register_t u_register_t; 224 225 #ifndef _UID_T_DECLARED 226 typedef __uid_t uid_t; /* user id */ 227 #define _UID_T_DECLARED 228 #endif 229 230 #ifndef _USECONDS_T_DECLARED 231 typedef __useconds_t useconds_t; /* microseconds (unsigned) */ 232 #define _USECONDS_T_DECLARED 233 #endif 234 235 #ifndef _CAP_IOCTL_T_DECLARED 236 #define _CAP_IOCTL_T_DECLARED 237 typedef unsigned long cap_ioctl_t; 238 #endif 239 240 #ifndef _CAP_RIGHTS_T_DECLARED 241 #define _CAP_RIGHTS_T_DECLARED 242 struct cap_rights; 243 244 typedef struct cap_rights cap_rights_t; 245 #endif 246 247 typedef __vm_offset_t vm_offset_t; 248 typedef __vm_ooffset_t vm_ooffset_t; 249 typedef __vm_paddr_t vm_paddr_t; 250 typedef __vm_pindex_t vm_pindex_t; 251 typedef __vm_size_t vm_size_t; 252 253 typedef __rman_res_t rman_res_t; 254 255 #ifdef _KERNEL 256 typedef int boolean_t; 257 typedef struct device *device_t; 258 typedef __intfptr_t intfptr_t; 259 260 /* 261 * XXX this is fixed width for historical reasons. It should have had type 262 * __int_fast32_t. Fixed-width types should not be used unless binary 263 * compatibility is essential. Least-width types should be used even less 264 * since they provide smaller benefits. 265 * 266 * XXX should be MD. 267 * 268 * XXX this is bogus in -current, but still used for spl*(). 269 */ 270 typedef __uint32_t intrmask_t; /* Interrupt mask (spl, xxx_imask...) */ 271 272 typedef __uintfptr_t uintfptr_t; 273 typedef __uint64_t uoff_t; 274 typedef char vm_memattr_t; /* memory attribute codes */ 275 typedef struct vm_page *vm_page_t; 276 277 #if !defined(__bool_true_false_are_defined) && !defined(__cplusplus) 278 #define __bool_true_false_are_defined 1 279 #define false 0 280 #define true 1 281 #if __STDC_VERSION__ < 199901L && __GNUC__ < 3 && !defined(__INTEL_COMPILER) 282 typedef int _Bool; 283 #endif 284 typedef _Bool bool; 285 #endif /* !__bool_true_false_are_defined && !__cplusplus */ 286 287 #define offsetof(type, field) __offsetof(type, field) 288 289 #endif /* !_KERNEL */ 290 291 /* 292 * The following are all things that really shouldn't exist in this header, 293 * since its purpose is to provide typedefs, not miscellaneous doodads. 294 */ 295 296 #ifdef __POPCNT__ 297 #define __bitcount64(x) __builtin_popcountll((__uint64_t)(x)) 298 #define __bitcount32(x) __builtin_popcount((__uint32_t)(x)) 299 #define __bitcount16(x) __builtin_popcount((__uint16_t)(x)) 300 #define __bitcountl(x) __builtin_popcountl((unsigned long)(x)) 301 #define __bitcount(x) __builtin_popcount((unsigned int)(x)) 302 #else 303 /* 304 * Population count algorithm using SWAR approach 305 * - "SIMD Within A Register". 306 */ 307 static __inline __uint16_t 308 __bitcount16(__uint16_t _x) 309 { 310 311 _x = (_x & 0x5555) + ((_x & 0xaaaa) >> 1); 312 _x = (_x & 0x3333) + ((_x & 0xcccc) >> 2); 313 _x = (_x + (_x >> 4)) & 0x0f0f; 314 _x = (_x + (_x >> 8)) & 0x00ff; 315 return (_x); 316 } 317 318 static __inline __uint32_t 319 __bitcount32(__uint32_t _x) 320 { 321 322 _x = (_x & 0x55555555) + ((_x & 0xaaaaaaaa) >> 1); 323 _x = (_x & 0x33333333) + ((_x & 0xcccccccc) >> 2); 324 _x = (_x + (_x >> 4)) & 0x0f0f0f0f; 325 _x = (_x + (_x >> 8)); 326 _x = (_x + (_x >> 16)) & 0x000000ff; 327 return (_x); 328 } 329 330 #ifdef __LP64__ 331 static __inline __uint64_t 332 __bitcount64(__uint64_t _x) 333 { 334 335 _x = (_x & 0x5555555555555555) + ((_x & 0xaaaaaaaaaaaaaaaa) >> 1); 336 _x = (_x & 0x3333333333333333) + ((_x & 0xcccccccccccccccc) >> 2); 337 _x = (_x + (_x >> 4)) & 0x0f0f0f0f0f0f0f0f; 338 _x = (_x + (_x >> 8)); 339 _x = (_x + (_x >> 16)); 340 _x = (_x + (_x >> 32)) & 0x000000ff; 341 return (_x); 342 } 343 344 #define __bitcountl(x) __bitcount64((unsigned long)(x)) 345 #else 346 static __inline __uint64_t 347 __bitcount64(__uint64_t _x) 348 { 349 350 return (__bitcount32(_x >> 32) + __bitcount32(_x)); 351 } 352 353 #define __bitcountl(x) __bitcount32((unsigned long)(x)) 354 #endif 355 #define __bitcount(x) __bitcount32((unsigned int)(x)) 356 #endif 357 358 #if __BSD_VISIBLE 359 360 #include <sys/select.h> 361 362 /* 363 * minor() gives a cookie instead of an index since we don't want to 364 * change the meanings of bits 0-15 or waste time and space shifting 365 * bits 16-31 for devices that don't use them. 366 */ 367 #define major(x) ((int)(((u_int)(x) >> 8)&0xff)) /* major number */ 368 #define minor(x) ((int)((x)&0xffff00ff)) /* minor number */ 369 #define makedev(x,y) ((dev_t)(((x) << 8) | (y))) /* create dev_t */ 370 371 /* 372 * These declarations belong elsewhere, but are repeated here and in 373 * <stdio.h> to give broken programs a better chance of working with 374 * 64-bit off_t's. 375 */ 376 #ifndef _KERNEL 377 __BEGIN_DECLS 378 #ifndef _FTRUNCATE_DECLARED 379 #define _FTRUNCATE_DECLARED 380 int ftruncate(int, off_t); 381 #endif 382 #ifndef _LSEEK_DECLARED 383 #define _LSEEK_DECLARED 384 off_t lseek(int, off_t, int); 385 #endif 386 #ifndef _MMAP_DECLARED 387 #define _MMAP_DECLARED 388 void * mmap(void *, size_t, int, int, int, off_t); 389 #endif 390 #ifndef _TRUNCATE_DECLARED 391 #define _TRUNCATE_DECLARED 392 int truncate(const char *, off_t); 393 #endif 394 __END_DECLS 395 #endif /* !_KERNEL */ 396 397 #endif /* __BSD_VISIBLE */ 398 399 #endif /* !_SYS_TYPES_H_ */ 400