root/include/linux/limits.h

INCLUDED FROM

   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 */