| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #ifndef STDINT_H |
| #define STDINT_H |
| |
| /* Fixed width integer types */ |
| typedef signed char int8_t; |
| typedef unsigned char uint8_t; |
| |
| typedef signed short int16_t; |
| typedef unsigned short uint16_t; |
| |
| typedef signed int int32_t; |
| typedef unsigned int uint32_t; |
| |
| typedef signed long long int64_t; |
| typedef unsigned long long uint64_t; |
| |
| /* Types for 'void *' pointers */ |
| typedef signed long intptr_t; |
| typedef unsigned long uintptr_t; |
| |
| /* Ensure that the widths are all correct */ |
| _Static_assert(sizeof(int8_t) == 1, "Size of int8_t is incorrect"); |
| _Static_assert(sizeof(uint8_t) == 1, "Size of uint8_t is incorrect"); |
| |
| _Static_assert(sizeof(int16_t) == 2, "Size of int16_t is incorrect"); |
| _Static_assert(sizeof(uint16_t) == 2, "Size of uint16_t is incorrect"); |
| |
| _Static_assert(sizeof(int32_t) == 4, "Size of int32_t is incorrect"); |
| _Static_assert(sizeof(uint32_t) == 4, "Size of uint32_t is incorrect"); |
| |
| _Static_assert(sizeof(int64_t) == 8, "Size of int64_t is incorrect"); |
| _Static_assert(sizeof(uint64_t) == 8, "Size of uint64_t is incorrect"); |
| |
| _Static_assert(sizeof(intptr_t) == sizeof(void *), "Size of intptr_t is incorrect"); |
| _Static_assert(sizeof(uintptr_t) == sizeof(void *), "Size of uintptr_t is incorrect"); |
| |
| /* Maximum width integer types */ |
| typedef int64_t intmax_t; |
| typedef uint64_t uintmax_t; |
| |
| /* Convenient typedefs */ |
| typedef int8_t s8; |
| typedef uint8_t u8; |
| |
| typedef int16_t s16; |
| typedef uint16_t u16; |
| |
| typedef int32_t s32; |
| typedef uint32_t u32; |
| |
| typedef int64_t s64; |
| typedef uint64_t u64; |
| |
| /* Limits of integer types */ |
| #define INT8_MIN ((int8_t)0x80) |
| #define INT8_MAX ((int8_t)0x7F) |
| #define UINT8_MAX ((uint8_t)0xFF) |
| |
| #define INT16_MIN ((int16_t)0x8000) |
| #define INT16_MAX ((int16_t)0x7FFF) |
| #define UINT16_MAX ((uint16_t)0xFFFF) |
| |
| #define INT32_MIN ((int32_t)0x80000000) |
| #define INT32_MAX ((int32_t)0x7FFFFFFF) |
| #define UINT32_MAX ((uint32_t)0xFFFFFFFF) |
| |
| #define INT64_MIN ((int64_t)0x8000000000000000) |
| #define INT64_MAX ((int64_t)0x7FFFFFFFFFFFFFFF) |
| #define UINT64_MAX ((uint64_t)0xFFFFFFFFFFFFFFFF) |
| |
| #define INTMAX_MIN INT64_MIN |
| #define INTMAX_MAX INT64_MAX |
| #define UINTMAX_MAX UINT64_MAX |
| |
| #endif /* STDINT_H */ |