1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 3 #ifndef _LIMITS_H 4 #define _LIMITS_H 5 6 #define SCHAR_MAX __SCHAR_MAX__ 7 #define SCHAR_MIN (-SCHAR_MAX - 1) 8 #define UCHAR_MAX (SCHAR_MAX * 2 + 1) 9 10 #ifdef __CHAR_UNSIGNED__ 11 #define CHAR_MAX UCHAR_MAX 12 #define CHAR_MIN 0 13 #else 14 #define CHAR_MAX SCHAR_MAX 15 #define CHAR_MIN SCHAR_MIN 16 #endif 17 18 #define SHRT_MAX __SHRT_MAX__ 19 #define SHRT_MIN (-SHRT_MAX - 1) 20 #define USHRT_MAX (SHRT_MAX * 2 + 1) 21 22 #define INT_MAX __INT_MAX__ 23 #define INT_MIN (-INT_MAX - 1) 24 #define UINT_MAX (INT_MAX * 2U + 1U) 25 26 #define LONG_MAX __LONG_MAX__ 27 #define LONG_MIN (-LONG_MAX - 1L) 28 #define ULONG_MAX (LONG_MAX * 2UL + 1UL) 29 30 #define LLONG_MAX __LONG_LONG_MAX__ 31 #define LLONG_MIN (-LLONG_MAX - 1LL) 32 #define ULLONG_MAX (LLONG_MAX * 2ULL + 1ULL) 33 34 #define U8_MAX UCHAR_MAX 35 #define S8_MAX SCHAR_MAX 36 #define S8_MIN SCHAR_MIN 37 #define U16_MAX USHRT_MAX 38 #define S16_MAX SHRT_MAX 39 #define S16_MIN SHRT_MIN 40 #define U32_MAX UINT_MAX 41 #define S32_MAX INT_MAX 42 #define S32_MIN INT_MIN 43 #define U64_MAX ULLONG_MAX 44 #define S64_MAX LLONG_MAX 45 #define S64_MIN LLONG_MIN 46 47 #define UINT8_MAX U8_MAX 48 #define INT8_MAX S8_MAX 49 #define INT8_MIN S8_MIN 50 #define UINT16_MAX U16_MAX 51 #define INT16_MAX S16_MAX 52 #define INT16_MIN S16_MIN 53 #define UINT32_MAX U32_MAX 54 #define INT32_MAX S32_MAX 55 #define INT32_MIN S32_MIN 56 #define UINT64_MAX U64_MAX 57 #define INT64_MAX S64_MAX 58 #define INT64_MIN S64_MIN 59 60 #define CHAR_BIT 8 61 62 #if (defined(CONFIG_64BIT) && !defined(CONFIG_SPL_BUILD)) || \ 63 (defined(CONFIG_SPL_64BIT) && defined(CONFIG_SPL_BUILD)) 64 #define UINTPTR_MAX UINT64_MAX 65 #else 66 #define UINTPTR_MAX UINT32_MAX 67 #endif 68 69 #ifndef SIZE_MAX 70 #define SIZE_MAX UINTPTR_MAX 71 #endif 72 #ifndef SSIZE_MAX 73 #define SSIZE_MAX ((ssize_t)(SIZE_MAX >> 1)) 74 #endif 75 76 #endif /* _LIMITS_H */ 77