1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2002 Mike Barcroft <mike@FreeBSD.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _SYS__TYPES_H_ 30 #define _SYS__TYPES_H_ 31 32 /* 33 * Basic types upon which most other types are built. 34 * 35 * Note: It would be nice to simply use the compiler-provided __FOO_TYPE__ 36 * macros. However, in order to do so we have to check that those match the 37 * previous typedefs exactly (not just that they have the same size) since any 38 * change would be an ABI break. For example, changing `long` to `long long` 39 * results in different C++ name mangling. 40 */ 41 typedef signed char __int8_t; 42 typedef unsigned char __uint8_t; 43 #define __SIZEOF_INT8_T __SIZEOF_CHAR__ 44 typedef short __int16_t; 45 typedef unsigned short __uint16_t; 46 #define __SIZEOF_INT16_T __SIZEOF_SHORT__ 47 typedef int __int32_t; 48 typedef unsigned int __uint32_t; 49 #define __SIZEOF_INT32_T __SIZEOF_INT__ 50 #if __SIZEOF_LONG__ == 8 51 typedef long __int64_t; 52 typedef unsigned long __uint64_t; 53 #define __SIZEOF_INT64_T __SIZEOF_LONG__ 54 #elif __SIZEOF_LONG__ == 4 55 __extension__ 56 typedef long long __int64_t; 57 __extension__ 58 typedef unsigned long long __uint64_t; 59 #define __SIZEOF_INT64_T __SIZEOF_LONG_LONG__ 60 #else 61 #error unsupported long size 62 #endif 63 64 typedef __int8_t __int_least8_t; 65 typedef __int16_t __int_least16_t; 66 typedef __int32_t __int_least32_t; 67 typedef __int64_t __int_least64_t; 68 typedef __int64_t __intmax_t; 69 typedef __uint8_t __uint_least8_t; 70 typedef __uint16_t __uint_least16_t; 71 typedef __uint32_t __uint_least32_t; 72 typedef __uint64_t __uint_least64_t; 73 typedef __uint64_t __uintmax_t; 74 75 #ifdef __CHERI__ 76 typedef __intcap_t __intptr_t; 77 typedef __intcap_t __intfptr_t; 78 typedef __intptr_t __int64ptr_t; 79 typedef __uintcap_t __uintptr_t; 80 typedef __uintcap_t __uintfptr_t; 81 typedef __uintptr_t __uint64ptr_t; 82 #elif __SIZEOF_POINTER__ == 8 83 typedef __int64_t __intptr_t; 84 typedef __int64_t __intfptr_t; 85 typedef __int64_t __int64ptr_t; 86 typedef __uint64_t __uintptr_t; 87 typedef __uint64_t __uintfptr_t; 88 typedef __uint64_t __uint64ptr_t; 89 #elif __SIZEOF_POINTER__ == 4 90 typedef __int32_t __intptr_t; 91 typedef __int32_t __intfptr_t; 92 typedef __int64_t __int64ptr_t; 93 typedef __uint32_t __uintptr_t; 94 typedef __uint32_t __uintfptr_t; 95 typedef __uint64_t __uint64ptr_t; 96 #else 97 #error unsupported pointer size 98 #endif 99 100 #if __SIZEOF_SIZE_T__ == 8 101 typedef __uint64_t __size_t; /* sizeof() */ 102 typedef __int64_t __ssize_t; /* byte count or error */ 103 #elif __SIZEOF_SIZE_T__ == 4 104 typedef __uint32_t __size_t; /* sizeof() */ 105 typedef __int32_t __ssize_t; /* byte count or error */ 106 #else 107 #error unsupported size_t size 108 #endif 109 110 #if __SIZEOF_PTRDIFF_T__ == 8 111 typedef __int64_t __ptrdiff_t; /* ptr1 - ptr2 */ 112 #elif __SIZEOF_PTRDIFF_T__ == 4 113 typedef __int32_t __ptrdiff_t; /* ptr1 - ptr2 */ 114 #else 115 #error unsupported ptrdiff_t size 116 #endif 117 118 #ifdef __PTRADDR_TYPE__ 119 typedef __PTRADDR_TYPE__ __ptraddr_t; 120 #else 121 typedef __size_t __ptraddr_t; 122 #endif 123 124 typedef __ptraddr_t __vm_offset_t; 125 typedef __size_t __vm_size_t; 126 127 /* 128 * Target-dependent type definitions. 129 */ 130 #include <machine/_types.h> 131 132 #define __WCHAR_WIDTH 32 /* number of bits in a wchar_t */ 133 134 /* 135 * Standard type definitions. 136 */ 137 typedef __int32_t __blksize_t; /* file block size */ 138 typedef __int64_t __blkcnt_t; /* file block count */ 139 typedef __int32_t __clockid_t; /* clock_gettime()... */ 140 typedef __uint32_t __fflags_t; /* file flags */ 141 typedef __uint64_t __fsblkcnt_t; 142 typedef __uint64_t __fsfilcnt_t; 143 typedef __uint32_t __gid_t; 144 typedef __int64_t __id_t; /* can hold a gid_t, pid_t, or uid_t */ 145 typedef __uint64_t __ino_t; /* inode number */ 146 typedef long __key_t; /* IPC key (for Sys V IPC) */ 147 typedef __int32_t __lwpid_t; /* Thread ID (a.k.a. LWP) */ 148 typedef __uint16_t __mode_t; /* permissions */ 149 typedef int __accmode_t; /* access permissions */ 150 typedef int __nl_item; 151 typedef __uint64_t __nlink_t; /* link count */ 152 typedef __int64_t __off_t; /* file offset */ 153 typedef __int64_t __off64_t; /* file offset (alias) */ 154 typedef __int32_t __pid_t; /* process [group] */ 155 typedef __int64_t __sbintime_t; 156 typedef __int64_t __rlim_t; /* resource limit - intentionally */ 157 /* signed, because of legacy code */ 158 /* that uses -1 for RLIM_INFINITY */ 159 typedef __uint8_t __sa_family_t; 160 typedef __uint32_t __socklen_t; 161 typedef long __suseconds_t; /* microseconds (signed) */ 162 typedef struct __timer *__timer_t; /* timer_gettime()... */ 163 typedef struct __mq *__mqd_t; /* mq_open()... */ 164 typedef __uint32_t __uid_t; 165 typedef unsigned int __useconds_t; /* microseconds (unsigned) */ 166 typedef int __cpuwhich_t; /* which parameter for cpuset. */ 167 typedef int __cpulevel_t; /* level parameter for cpuset. */ 168 typedef int __cpusetid_t; /* cpuset identifier. */ 169 typedef __int64_t __daddr_t; /* bwrite(3), FIOBMAP2, etc */ 170 171 #ifndef __SIZEOF_INTCAP__ 172 /* 173 * On non-CHERI systems, define __(u)intcap_t to __(u)intptr_t so that 174 * hybrid-C code which needs to be explicitly aware of capabilities can 175 * use it. These types may be present in some third-party code and 176 * should not generally be used in FreeBSD code. 177 */ 178 typedef __intptr_t __intcap_t; 179 typedef __uintptr_t __uintcap_t; 180 #endif 181 182 /* 183 * Unusual type definitions. 184 */ 185 /* 186 * rune_t is declared to be an ``int'' instead of the more natural 187 * ``unsigned long'' or ``long''. Two things are happening here. It is not 188 * unsigned so that EOF (-1) can be naturally assigned to it and used. Also, 189 * it looks like 10646 will be a 31 bit standard. This means that if your 190 * ints cannot hold 32 bits, you will be in trouble. The reason an int was 191 * chosen over a long is that the is*() and to*() routines take ints (says 192 * ANSI C), but they use __ct_rune_t instead of int. 193 * 194 * NOTE: rune_t is not covered by ANSI nor other standards, and should not 195 * be instantiated outside of lib/libc/locale. Use wchar_t. wint_t and 196 * rune_t must be the same type. Also, wint_t should be able to hold all 197 * members of the largest character set plus one extra value (WEOF), and 198 * must be at least 16 bits. 199 */ 200 typedef int __ct_rune_t; /* arg type for ctype funcs */ 201 typedef __ct_rune_t __rune_t; /* rune_t (see above) */ 202 typedef __ct_rune_t __wint_t; /* wint_t (see above) */ 203 204 /* Clang already provides these types as built-ins, but only in C++ mode. */ 205 #if !defined(__clang__) || !defined(__cplusplus) 206 typedef __uint_least16_t __char16_t; 207 typedef __uint_least32_t __char32_t; 208 #endif 209 /* In C++11, char16_t and char32_t are built-in types. */ 210 #if defined(__cplusplus) && __cplusplus >= 201103L 211 #define _CHAR16_T_DECLARED 212 #define _CHAR32_T_DECLARED 213 #endif 214 /* and so is char8_t in C++20 */ 215 #if defined(__cplusplus) && __cplusplus >= 202002L 216 #define _CHAR8_T_DECLARED 217 #endif 218 219 typedef struct { 220 long long __max_align1 221 __attribute__((__aligned__(__alignof__(long long)))); 222 #ifndef _STANDALONE 223 long double __max_align2 224 __attribute__((__aligned__(__alignof__(long double)))); 225 #endif 226 void *__max_align3 __attribute__((__aligned__(__alignof__(void *)))); 227 } __max_align_t; 228 229 /* Types for sys/acl.h */ 230 typedef __uint32_t __acl_tag_t; 231 typedef __uint32_t __acl_perm_t; 232 typedef __uint16_t __acl_entry_type_t; 233 typedef __uint16_t __acl_flag_t; 234 typedef __uint32_t __acl_type_t; 235 typedef __uint32_t *__acl_permset_t; 236 typedef __uint16_t *__acl_flagset_t; 237 238 typedef __uint64_t __dev_t; /* device number */ 239 240 typedef __uint32_t __fixpt_t; /* fixed point number */ 241 242 /* 243 * mbstate_t is an opaque object to keep conversion state during multibyte 244 * stream conversions. 245 */ 246 typedef union { 247 char __mbstate8[128]; 248 __int64_t _mbstateL; /* for alignment */ 249 __intptr_t _mbstateP; /* for alignment */ 250 } __mbstate_t; 251 252 typedef __uintmax_t __rman_res_t; 253 254 /* 255 * Types for varargs. These are all provided by builtin types these 256 * days, so centralize their definition. 257 */ 258 typedef __builtin_va_list __va_list; /* internally known to gcc */ 259 #if !defined(__GNUC_VA_LIST) && !defined(__NO_GNUC_VA_LIST) 260 #define __GNUC_VA_LIST 261 typedef __va_list __gnuc_va_list; /* compatibility w/GNU headers*/ 262 #endif 263 264 /* 265 * When the following macro is defined, the system uses 64-bit inode numbers. 266 * Programs can use this to avoid including <sys/param.h>, with its associated 267 * namespace pollution. 268 */ 269 #define __INO64 270 271 #endif /* !_SYS__TYPES_H_ */ 272