1 /* SPDX-License-Identifier: BSD-2-Clause */ 2 /* 3 * Copyright (c) 2014, STMicroelectronics International N.V. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice, 10 * this list of conditions and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright notice, 13 * this list of conditions and the following disclaimer in the documentation 14 * and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND 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 COPYRIGHT HOLDER OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 /* 30 * This file provides what C99 standard requires in 31 * 7.18 interger types <stdint.h> 32 */ 33 34 #ifndef STDINT_H 35 #define STDINT_H 36 #define _STDINT_H 37 38 /* 39 * If compiler supplies neither __ILP32__ or __LP64__, try to figure it out 40 * here. 41 */ 42 #if !defined(__ILP32__) && !defined(__LP64__) 43 #if defined(__SIZEOF_INT__) && defined(__SIZEOF_POINTER__) && \ 44 defined(__SIZEOF_LONG__) 45 #if __SIZEOF_INT__ == 4 && __SIZEOF_POINTER__ == 4 && __SIZEOF_LONG__ == 4 46 #define __ILP32__ 1 47 #endif 48 #if __SIZEOF_INT__ == 4 && __SIZEOF_POINTER__ == 8 && __SIZEOF_LONG__ == 8 49 #define __LP64__ 1 50 #endif 51 #endif 52 #endif /* !defined(__ILP32__) && !defined(__LP64__) */ 53 54 #if !defined(__ILP32__) && !defined(__LP64__) 55 #error Neither __ILP32__ nor __LP64__ is defined 56 #endif 57 58 #ifndef ASM 59 60 /* 7.18.1.1 Exact-width interger types */ 61 #ifndef __int8_t_defined 62 # define __int8_t_defined 63 typedef signed char int8_t; 64 typedef short int int16_t; 65 typedef int int32_t; 66 #ifdef __ILP32__ 67 __extension__ 68 typedef long long int int64_t; 69 #endif /*__ILP32__*/ 70 #ifdef __LP64__ 71 typedef long int int64_t; 72 #endif /*__LP64__*/ 73 #endif 74 75 /* Unsigned. */ 76 typedef unsigned char uint8_t; 77 typedef unsigned short int uint16_t; 78 #ifndef __uint32_t_defined 79 typedef unsigned int uint32_t; 80 # define __uint32_t_defined 81 #endif 82 #ifdef __ILP32__ 83 __extension__ 84 typedef unsigned long long int uint64_t; 85 #endif /*__ILP32__*/ 86 #ifdef __LP64__ 87 typedef unsigned long int uint64_t; 88 #endif /*__LP64__*/ 89 90 /* 7.18.1.2 Minimum-width integer types */ 91 typedef int8_t int_least8_t; 92 typedef int16_t int_least16_t; 93 typedef int32_t int_least32_t; 94 typedef int64_t int_least64_t; 95 typedef uint8_t uint_least8_t; 96 typedef uint16_t uint_least16_t; 97 typedef uint32_t uint_least32_t; 98 typedef uint64_t uint_least64_t; 99 100 /* 7.18.1.3 Fastest minimum-width integer types */ 101 typedef int8_t int_fast8_t; 102 typedef int16_t int_fast16_t; 103 typedef int32_t int_fast32_t; 104 typedef int64_t int_fast64_t; 105 typedef uint8_t uint_fast8_t; 106 typedef uint16_t uint_fast16_t; 107 typedef uint32_t uint_fast32_t; 108 typedef uint64_t uint_fast64_t; 109 110 /* 7.18.1.4 Integer types capable of holding object pointers */ 111 typedef long intptr_t; 112 typedef unsigned long uintptr_t; 113 114 typedef int64_t intmax_t; 115 typedef uint64_t uintmax_t; 116 117 #endif /*ASM*/ 118 119 /* 120 * 7.18.2 Limits of specified-width integer types 121 */ 122 123 /* 7.18.2.1 Limits of exact-width interger types */ 124 125 #define INT8_MIN (-0x7f-1) 126 #define INT16_MIN (-0x7fff-1) 127 #define INT32_MIN (-0x7fffffff-1) 128 #define INT64_MIN (-0x7fffffffffffffffL-1) 129 130 #define INT8_MAX 0x7f 131 #define INT16_MAX 0x7fff 132 #define INT32_MAX 0x7fffffff 133 #define INT64_MAX 0x7fffffffffffffffL 134 135 #define UINT8_MAX 0xff 136 #define UINT16_MAX 0xffff 137 #define UINT32_MAX 0xffffffffU 138 #define UINT64_MAX 0xffffffffffffffffUL 139 140 /* 7.18.2.2 Limits of minimum-width integer types */ 141 142 #define INT_LEAST8_MIN INT8_MIN 143 #define INT_LEAST16_MIN INT16_MIN 144 #define INT_LEAST32_MIN INT32_MIN 145 #define INT_LEAST64_MIN INT64_MIN 146 147 #define INT_LEAST8_MAX INT8_MAX 148 #define INT_LEAST16_MAX INT16_MAX 149 #define INT_LEAST32_MAX INT32_MAX 150 #define INT_LEAST64_MAX INT64_MAX 151 152 #define UINT_LEAST8_MAX UINT8_MAX 153 #define UINT_LEAST16_MAX UINT16_MAX 154 #define UINT_LEAST32_MAX UINT32_MAX 155 #define UINT_LEAST64_MAX UINT64_MAX 156 157 /* 7.18.2.3 Limits of fastest minimum-width integer types */ 158 159 #define INT_FAST8_MIN INT8_MIN 160 #define INT_FAST16_MIN INT16_MIN 161 #define INT_FAST32_MIN INT32_MIN 162 #define INT_FAST64_MIN INT64_MIN 163 164 #define INT_FAST8_MAX INT8_MAX 165 #define INT_FAST16_MAX INT16_MAX 166 #define INT_FAST32_MAX INT32_MAX 167 #define INT_FAST64_MAX INT64_MAX 168 169 #define UINT_FAST8_MAX UINT8_MAX 170 #define UINT_FAST16_MAX UINT16_MAX 171 #define UINT_FAST32_MAX UINT32_MAX 172 #define UINT_FAST64_MAX UINT64_MAX 173 174 /* 7.18.2.4 Limits of integer types capable of holding object pointers */ 175 176 #define INTPTR_MIN LONG_MIN 177 #define INTPTR_MAX LONG_MAX 178 #define UINTPTR_MAX ULONG_MAX 179 180 /* 7.18.2.5 Limits of greatest-width integer types */ 181 #define INTMAX_MAX INT64_MAX 182 #define INTMAX_MIN INT64_MIN 183 #define UINTMAX_MAX UINT64_MAX 184 185 /* 7.18.3 Limits of other integer types */ 186 #define SIZE_MAX ULONG_MAX 187 188 /* 189 * 7.18.4 Macros for integer constants 190 */ 191 192 /* 7.18.4.1 Macros for minimum-width integer constants */ 193 194 #define INT8_C(v) v 195 #define UINT8_C(v) v 196 #define INT16_C(v) v 197 #define UINT16_C(v) v 198 #define INT32_C(v) v 199 #define UINT32_C(v) v ## U 200 #ifdef __ILP32__ 201 #define INT64_C(v) v ## LL 202 #define UINT64_C(v) v ## ULL 203 #endif 204 #ifdef __LP64__ 205 #define INT64_C(v) v ## L 206 #define UINT64_C(v) v ## UL 207 #endif 208 209 #ifdef ASM 210 #define UINTPTR_C(v) v 211 #else 212 #define UINTPTR_C(v) v ## LU 213 #endif 214 215 /* 7.18.4.2 Macros for greatest-width integer constants */ 216 217 #define INTMAX_C(v) INT64_C(v) 218 #define UINTMAX_C(v) UINT64_C(v) 219 220 221 #endif /* STDINT_H */ 222