projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 54d50897 MY |
1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef _LINUX_LIMITS_H | |
| 3 | #define _LINUX_LIMITS_H | |
| 4 | ||
| 5 | #include <uapi/linux/limits.h> | |
| 6 | #include <linux/types.h> | |
| 7 | ||
| 8 | #define USHRT_MAX ((unsigned short)~0U) | |
| 9 | #define SHRT_MAX ((short)(USHRT_MAX >> 1)) | |
| 10 | #define SHRT_MIN ((short)(-SHRT_MAX - 1)) | |
| 11 | #define INT_MAX ((int)(~0U >> 1)) | |
| 12 | #define INT_MIN (-INT_MAX - 1) | |
| 13 | #define UINT_MAX (~0U) | |
| 14 | #define LONG_MAX ((long)(~0UL >> 1)) | |
| 15 | #define LONG_MIN (-LONG_MAX - 1) | |
| 16 | #define ULONG_MAX (~0UL) | |
| 17 | #define LLONG_MAX ((long long)(~0ULL >> 1)) | |
| 18 | #define LLONG_MIN (-LLONG_MAX - 1) | |
| 19 | #define ULLONG_MAX (~0ULL) | |
| 20 | #define SIZE_MAX (~(size_t)0) | |
| 21 | #define PHYS_ADDR_MAX (~(phys_addr_t)0) | |
| 22 | ||
| 23 | #define U8_MAX ((u8)~0U) | |
| 24 | #define S8_MAX ((s8)(U8_MAX >> 1)) | |
| 25 | #define S8_MIN ((s8)(-S8_MAX - 1)) | |
| 26 | #define U16_MAX ((u16)~0U) | |
| 27 | #define S16_MAX ((s16)(U16_MAX >> 1)) | |
| 28 | #define S16_MIN ((s16)(-S16_MAX - 1)) | |
| 29 | #define U32_MAX ((u32)~0U) | |
| 30 | #define S32_MAX ((s32)(U32_MAX >> 1)) | |
| 31 | #define S32_MIN ((s32)(-S32_MAX - 1)) | |
| 32 | #define U64_MAX ((u64)~0ULL) | |
| 33 | #define S64_MAX ((s64)(U64_MAX >> 1)) | |
| 34 | #define S64_MIN ((s64)(-S64_MAX - 1)) | |
| 35 | ||
| 36 | #endif /* _LINUX_LIMITS_H */ |