include/linux/types.h

   1 #ifndef _LINUX_TYPES_H
   2 #define _LINUX_TYPES_H
   3
   4 #ifdef  __KERNEL__
   5 #include <linux/config.h>
   6 #endif
   7
   8 #include <linux/posix_types.h>
   9 #include <asm/types.h>
  10
  11 #ifndef __KERNEL_STRICT_NAMES
  12
  13 typedef __kernel_fd_set         fd_set;
  14 typedef __kernel_dev_t          dev_t;
  15 typedef __kernel_ino_t          ino_t;
  16 typedef __kernel_mode_t         mode_t;
  17 typedef __kernel_nlink_t        nlink_t;
  18 typedef __kernel_off_t          off_t;
  19 typedef __kernel_pid_t          pid_t;
  20 typedef __kernel_daddr_t        daddr_t;
  21 typedef __kernel_key_t          key_t;
  22 typedef __kernel_suseconds_t    suseconds_t;
  23
  24 #ifdef __KERNEL__
  25 typedef __kernel_uid32_t        uid_t;
  26 typedef __kernel_gid32_t        gid_t;
  27 typedef __kernel_uid16_t        uid16_t;
  28 typedef __kernel_gid16_t        gid16_t;
  29
  30 #ifdef CONFIG_UID16
  31 /* This is defined by include/asm-{arch}/posix_types.h */
  32 typedef __kernel_old_uid_t      old_uid_t;
  33 typedef __kernel_old_gid_t      old_gid_t;
  34 #endif /* CONFIG_UID16 */
  35
  36 /* libc5 includes this file to define uid_t, thus uid_t can never change
  37  * when it is included by non-kernel code
  38  */
  39 #else
  40 typedef __kernel_uid_t          uid_t;
  41 typedef __kernel_gid_t          gid_t;
  42 #endif /* __KERNEL__ */
  43
  44 #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
  45 typedef __kernel_loff_t         loff_t;
  46 #endif
  47
  48 /*
  49  * The following typedefs are also protected by individual ifdefs for
  50  * historical reasons:
  51  */
  52 #ifndef _SIZE_T
  53 #define _SIZE_T
  54 typedef __kernel_size_t         size_t;
  55 #endif
  56
  57 #ifndef _SSIZE_T
  58 #define _SSIZE_T
  59 typedef __kernel_ssize_t        ssize_t;
  60 #endif
  61
  62 #ifndef _PTRDIFF_T
  63 #define _PTRDIFF_T
  64 typedef __kernel_ptrdiff_t      ptrdiff_t;
  65 #endif
  66
  67 #ifndef _TIME_T
  68 #define _TIME_T
  69 typedef __kernel_time_t         time_t;
  70 #endif
  71
  72 #ifndef _CLOCK_T
  73 #define _CLOCK_T
  74 typedef __kernel_clock_t        clock_t;
  75 #endif
  76
  77 #ifndef _CADDR_T
  78 #define _CADDR_T
  79 typedef __kernel_caddr_t        caddr_t;
  80 #endif
  81
  82 /* bsd */
  83 typedef unsigned char           u_char;
  84 typedef unsigned short          u_short;
  85 typedef unsigned int            u_int;
  86 typedef unsigned long           u_long;
  87
  88 /* sysv */
  89 typedef unsigned char           unchar;
  90 typedef unsigned short          ushort;
  91 typedef unsigned int            uint;
  92 typedef unsigned long           ulong;
  93
  94 #ifndef __BIT_TYPES_DEFINED__
  95 #define __BIT_TYPES_DEFINED__
  96
  97 typedef         __u8            u_int8_t;
  98 typedef         __s8            int8_t;
  99 typedef         __u16           u_int16_t;
 100 typedef         __s16           int16_t;
 101 typedef         __u32           u_int32_t;
 102 typedef         __s32           int32_t;
 103
 104 #endif /* !(__BIT_TYPES_DEFINED__) */
 105
 106 typedef         __u8            uint8_t;
 107 typedef         __u16           uint16_t;
 108 typedef         __u32           uint32_t;
 109
 110 #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
 111 typedef         __u64           uint64_t;
 112 typedef         __u64           u_int64_t;
 113 typedef         __s64           int64_t;
 114 #endif
 115
 116 #endif /* __KERNEL_STRICT_NAMES */
 117
 118 /*
 119  * Below are truly Linux-specific types that should never collide with
 120  * any application/library that wants linux/types.h.
 121  */
 122 #ifdef __CHECKER__
 123 #define __bitwise__ __attribute__((bitwise))
 124 #else
 125 #define __bitwise__
 126 #endif
 127 #ifdef __CHECK_ENDIAN__
 128 #define __bitwise __bitwise__
 129 #else
 130 #define __bitwise
 131 #endif
 132
 133 typedef __u16 __bitwise __le16;
 134 typedef __u16 __bitwise __be16;
 135 typedef __u32 __bitwise __le32;
 136 typedef __u32 __bitwise __be32;
 137 #if defined(__GNUC__)
 138 typedef __u64 __bitwise __le64;
 139 typedef __u64 __bitwise __be64;
 140 #endif
 141 typedef __u16 __bitwise __sum16;
 142 typedef __u32 __bitwise __wsum;
 143
 144
 145 typedef unsigned __bitwise__    gfp_t;
 146
 147 struct ustat {
 148         __kernel_daddr_t        f_tfree;
 149         __kernel_ino_t          f_tinode;
 150         char                    f_fname[6];
 151         char                    f_fpack[6];
 152 };
 153
 154 #endif /* _LINUX_TYPES_H */