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| 1 | /* SPDX-License-Identifier: LGPL-2.1 OR MIT */ |
|---|---|
| 2 | /* |
| 3 | * Standard definitions and types for NOLIBC |
| 4 | * Copyright (C) 2023 Vincent Dagonneau <v@vda.io> |
| 5 | */ |
| 6 | |
| 7 | #ifndef _NOLIBC_STDINT_H |
| 8 | #define _NOLIBC_STDINT_H |
| 9 | |
| 10 | typedef unsigned char uint8_t; |
| 11 | typedef signed char int8_t; |
| 12 | typedef unsigned short uint16_t; |
| 13 | typedef signed short int16_t; |
| 14 | typedef unsigned int uint32_t; |
| 15 | typedef signed int int32_t; |
| 16 | typedef unsigned long long uint64_t; |
| 17 | typedef signed long long int64_t; |
| 18 | typedef __SIZE_TYPE__ size_t; |
| 19 | typedef signed long ssize_t; |
| 20 | typedef unsigned long uintptr_t; |
| 21 | typedef signed long intptr_t; |
| 22 | typedef signed long ptrdiff_t; |
| 23 | |
| 24 | typedef int8_t int_least8_t; |
| 25 | typedef uint8_t uint_least8_t; |
| 26 | typedef int16_t int_least16_t; |
| 27 | typedef uint16_t uint_least16_t; |
| 28 | typedef int32_t int_least32_t; |
| 29 | typedef uint32_t uint_least32_t; |
| 30 | typedef int64_t int_least64_t; |
| 31 | typedef uint64_t uint_least64_t; |
| 32 | |
| 33 | typedef int8_t int_fast8_t; |
| 34 | typedef uint8_t uint_fast8_t; |
| 35 | typedef ssize_t int_fast16_t; |
| 36 | typedef size_t uint_fast16_t; |
| 37 | typedef ssize_t int_fast32_t; |
| 38 | typedef size_t uint_fast32_t; |
| 39 | typedef int64_t int_fast64_t; |
| 40 | typedef uint64_t uint_fast64_t; |
| 41 | |
| 42 | typedef int64_t intmax_t; |
| 43 | typedef uint64_t uintmax_t; |
| 44 | |
| 45 | /* limits of integral types */ |
| 46 | |
| 47 | #define INT8_MIN (-128) |
| 48 | #define INT16_MIN (-32767-1) |
| 49 | #define INT32_MIN (-2147483647-1) |
| 50 | #define INT64_MIN (-9223372036854775807LL-1) |
| 51 | |
| 52 | #define INT8_MAX (127) |
| 53 | #define INT16_MAX (32767) |
| 54 | #define INT32_MAX (2147483647) |
| 55 | #define INT64_MAX (9223372036854775807LL) |
| 56 | |
| 57 | #define UINT8_MAX (255) |
| 58 | #define UINT16_MAX (65535) |
| 59 | #define UINT32_MAX (4294967295U) |
| 60 | #define UINT64_MAX (18446744073709551615ULL) |
| 61 | |
| 62 | #define INT_LEAST8_MIN INT8_MIN |
| 63 | #define INT_LEAST16_MIN INT16_MIN |
| 64 | #define INT_LEAST32_MIN INT32_MIN |
| 65 | #define INT_LEAST64_MIN INT64_MIN |
| 66 | |
| 67 | #define INT_LEAST8_MAX INT8_MAX |
| 68 | #define INT_LEAST16_MAX INT16_MAX |
| 69 | #define INT_LEAST32_MAX INT32_MAX |
| 70 | #define INT_LEAST64_MAX INT64_MAX |
| 71 | |
| 72 | #define UINT_LEAST8_MAX UINT8_MAX |
| 73 | #define UINT_LEAST16_MAX UINT16_MAX |
| 74 | #define UINT_LEAST32_MAX UINT32_MAX |
| 75 | #define UINT_LEAST64_MAX UINT64_MAX |
| 76 | |
| 77 | #define SIZE_MAX ((size_t)(__LONG_MAX__) * 2 + 1) |
| 78 | #define INTPTR_MIN (-__LONG_MAX__ - 1) |
| 79 | #define INTPTR_MAX __LONG_MAX__ |
| 80 | #define PTRDIFF_MIN INTPTR_MIN |
| 81 | #define PTRDIFF_MAX INTPTR_MAX |
| 82 | #define UINTPTR_MAX SIZE_MAX |
| 83 | |
| 84 | #define INT_FAST8_MIN INT8_MIN |
| 85 | #define INT_FAST16_MIN INTPTR_MIN |
| 86 | #define INT_FAST32_MIN INTPTR_MIN |
| 87 | #define INT_FAST64_MIN INT64_MIN |
| 88 | |
| 89 | #define INT_FAST8_MAX INT8_MAX |
| 90 | #define INT_FAST16_MAX INTPTR_MAX |
| 91 | #define INT_FAST32_MAX INTPTR_MAX |
| 92 | #define INT_FAST64_MAX INT64_MAX |
| 93 | |
| 94 | #define UINT_FAST8_MAX UINT8_MAX |
| 95 | #define UINT_FAST16_MAX SIZE_MAX |
| 96 | #define UINT_FAST32_MAX SIZE_MAX |
| 97 | #define UINT_FAST64_MAX UINT64_MAX |
| 98 | |
| 99 | #ifndef INT_MIN |
| 100 | #define INT_MIN (-__INT_MAX__ - 1) |
| 101 | #endif |
| 102 | #ifndef INT_MAX |
| 103 | #define INT_MAX __INT_MAX__ |
| 104 | #endif |
| 105 | |
| 106 | #ifndef LONG_MIN |
| 107 | #define LONG_MIN (-__LONG_MAX__ - 1) |
| 108 | #endif |
| 109 | #ifndef LONG_MAX |
| 110 | #define LONG_MAX __LONG_MAX__ |
| 111 | #endif |
| 112 | |
| 113 | #endif /* _NOLIBC_STDINT_H */ |
| 114 |
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