1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 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 * $FreeBSD$ 29 */ 30 31 #ifndef _SYS__TYPES_H_ 32 #define _SYS__TYPES_H_ 33 34 #include <sys/cdefs.h> 35 36 /* 37 * Basic types upon which most other types are built. 38 * 39 * Note: It would be nice to simply use the compiler-provided __FOO_TYPE__ 40 * macros. However, in order to do so we have to check that those match the 41 * previous typedefs exactly (not just that they have the same size) since any 42 * change would be an ABI break. For example, changing `long` to `long long` 43 * results in different C++ name mangling. 44 */ 45 typedef signed char __int8_t; 46 typedef unsigned char __uint8_t; 47 typedef short __int16_t; 48 typedef unsigned short __uint16_t; 49 typedef int __int32_t; 50 typedef unsigned int __uint32_t; 51 #if __SIZEOF_LONG__ == 8 52 typedef long __int64_t; 53 typedef unsigned long __uint64_t; 54 #elif __SIZEOF_LONG__ == 4 55 __extension__ 56 typedef long long __int64_t; 57 __extension__ 58 typedef unsigned long long __uint64_t; 59 #else 60 #error unsupported long size 61 #endif 62 63 typedef __int8_t __int_least8_t; 64 typedef __int16_t __int_least16_t; 65 typedef __int32_t __int_least32_t; 66 typedef __int64_t __int_least64_t; 67 typedef __int64_t __intmax_t; 68 typedef __uint8_t __uint_least8_t; 69 typedef __uint16_t __uint_least16_t; 70 typedef __uint32_t __uint_least32_t; 71 typedef __uint64_t __uint_least64_t; 72 typedef __uint64_t __uintmax_t; 73 74 #if __SIZEOF_POINTER__ == 8 75 typedef __int64_t __intptr_t; 76 typedef __int64_t __intfptr_t; 77 typedef __uint64_t __uintptr_t; 78 typedef __uint64_t __uintfptr_t; 79 typedef __uint64_t __vm_offset_t; 80 typedef __uint64_t __vm_size_t; 81 #elif __SIZEOF_POINTER__ == 4 82 typedef __int32_t __intptr_t; 83 typedef __int32_t __intfptr_t; 84 typedef __uint32_t __uintptr_t; 85 typedef __uint32_t __uintfptr_t; 86 typedef __uint32_t __vm_offset_t; 87 typedef __uint32_t __vm_size_t; 88 #else 89 #error unsupported pointer size 90 #endif 91 92 #if __SIZEOF_SIZE_T__ == 8 93 typedef __uint64_t __size_t; /* sizeof() */ 94 typedef __int64_t __ssize_t; /* byte count or error */ 95 #elif __SIZEOF_SIZE_T__ == 4 96 typedef __uint32_t __size_t; /* sizeof() */ 97 typedef __int32_t __ssize_t; /* byte count or error */ 98 #else 99 #error unsupported size_t size 100 #endif 101 102 #if __SIZEOF_PTRDIFF_T__ == 8 103 typedef __int64_t __ptrdiff_t; /* ptr1 - ptr2 */ 104 #elif __SIZEOF_PTRDIFF_T__ == 4 105 typedef __int32_t __ptrdiff_t; /* ptr1 - ptr2 */ 106 #else 107 #error unsupported ptrdiff_t size 108 #endif 109 110 /* 111 * Target-dependent type definitions. 112 */ 113 #include <machine/_types.h> 114 115 /* 116 * Standard type definitions. 117 */ 118 typedef __int32_t __blksize_t; /* file block size */ 119 typedef __int64_t __blkcnt_t; /* file block count */ 120 typedef __int32_t __clockid_t; /* clock_gettime()... */ 121 typedef __uint32_t __fflags_t; /* file flags */ 122 typedef __uint64_t __fsblkcnt_t; 123 typedef __uint64_t __fsfilcnt_t; 124 typedef __uint32_t __gid_t; 125 typedef __int64_t __id_t; /* can hold a gid_t, pid_t, or uid_t */ 126 typedef __uint64_t __ino_t; /* inode number */ 127 typedef long __key_t; /* IPC key (for Sys V IPC) */ 128 typedef __int32_t __lwpid_t; /* Thread ID (a.k.a. LWP) */ 129 typedef __uint16_t __mode_t; /* permissions */ 130 typedef int __accmode_t; /* access permissions */ 131 typedef int __nl_item; 132 typedef __uint64_t __nlink_t; /* link count */ 133 typedef __int64_t __off_t; /* file offset */ 134 typedef __int64_t __off64_t; /* file offset (alias) */ 135 typedef __int32_t __pid_t; /* process [group] */ 136 typedef __int64_t __rlim_t; /* resource limit - intentionally */ 137 /* signed, because of legacy code */ 138 /* that uses -1 for RLIM_INFINITY */ 139 typedef __uint8_t __sa_family_t; 140 typedef __uint32_t __socklen_t; 141 typedef long __suseconds_t; /* microseconds (signed) */ 142 typedef struct __timer *__timer_t; /* timer_gettime()... */ 143 typedef struct __mq *__mqd_t; /* mq_open()... */ 144 typedef __uint32_t __uid_t; 145 typedef unsigned int __useconds_t; /* microseconds (unsigned) */ 146 typedef int __cpuwhich_t; /* which parameter for cpuset. */ 147 typedef int __cpulevel_t; /* level parameter for cpuset. */ 148 typedef int __cpusetid_t; /* cpuset identifier. */ 149 typedef __int64_t __daddr_t; /* bwrite(3), FIOBMAP2, etc */ 150 151 /* 152 * Unusual type definitions. 153 */ 154 /* 155 * rune_t is declared to be an ``int'' instead of the more natural 156 * ``unsigned long'' or ``long''. Two things are happening here. It is not 157 * unsigned so that EOF (-1) can be naturally assigned to it and used. Also, 158 * it looks like 10646 will be a 31 bit standard. This means that if your 159 * ints cannot hold 32 bits, you will be in trouble. The reason an int was 160 * chosen over a long is that the is*() and to*() routines take ints (says 161 * ANSI C), but they use __ct_rune_t instead of int. 162 * 163 * NOTE: rune_t is not covered by ANSI nor other standards, and should not 164 * be instantiated outside of lib/libc/locale. Use wchar_t. wint_t and 165 * rune_t must be the same type. Also, wint_t should be able to hold all 166 * members of the largest character set plus one extra value (WEOF), and 167 * must be at least 16 bits. 168 */ 169 typedef int __ct_rune_t; /* arg type for ctype funcs */ 170 typedef __ct_rune_t __rune_t; /* rune_t (see above) */ 171 typedef __ct_rune_t __wint_t; /* wint_t (see above) */ 172 173 /* Clang already provides these types as built-ins, but only in C++ mode. */ 174 #if !defined(__clang__) || !defined(__cplusplus) 175 typedef __uint_least16_t __char16_t; 176 typedef __uint_least32_t __char32_t; 177 #endif 178 /* In C++11, char16_t and char32_t are built-in types. */ 179 #if defined(__cplusplus) && __cplusplus >= 201103L 180 #define _CHAR16_T_DECLARED 181 #define _CHAR32_T_DECLARED 182 #endif 183 184 typedef struct { 185 long long __max_align1 __aligned(_Alignof(long long)); 186 #ifndef _STANDALONE 187 long double __max_align2 __aligned(_Alignof(long double)); 188 #endif 189 } __max_align_t; 190 191 typedef __uint64_t __dev_t; /* device number */ 192 193 typedef __uint32_t __fixpt_t; /* fixed point number */ 194 195 /* 196 * mbstate_t is an opaque object to keep conversion state during multibyte 197 * stream conversions. 198 */ 199 typedef union { 200 char __mbstate8[128]; 201 __int64_t _mbstateL; /* for alignment */ 202 } __mbstate_t; 203 204 typedef __uintmax_t __rman_res_t; 205 206 /* 207 * Types for varargs. These are all provided by builtin types these 208 * days, so centralize their definition. 209 */ 210 #ifdef __GNUCLIKE_BUILTIN_VARARGS 211 typedef __builtin_va_list __va_list; /* internally known to gcc */ 212 #else 213 #error "No support for your compiler for stdargs" 214 #endif 215 #if defined(__GNUC_VA_LIST_COMPATIBILITY) && !defined(__GNUC_VA_LIST) \ 216 && !defined(__NO_GNUC_VA_LIST) 217 #define __GNUC_VA_LIST 218 typedef __va_list __gnuc_va_list; /* compatibility w/GNU headers*/ 219 #endif 220 221 /* 222 * When the following macro is defined, the system uses 64-bit inode numbers. 223 * Programs can use this to avoid including <sys/param.h>, with its associated 224 * namespace pollution. 225 */ 226 #define __INO64 227 228 #endif /* !_SYS__TYPES_H_ */ 229