kitten/include/lwk/types.h

   1 #ifndef _LWK_TYPES_H
   2 #define _LWK_TYPES_H
   3
   4 #ifdef  __KERNEL__
   5
   6 #define BITS_TO_LONGS(bits) \
   7         (((bits)+BITS_PER_LONG-1)/BITS_PER_LONG)
   8 #define DECLARE_BITMAP(name,bits) \
   9         unsigned long name[BITS_TO_LONGS(bits)]
  10
  11 #define BITS_PER_BYTE 8
  12 #endif
  13
  14 #include <lwk/posix_types.h>
  15 #include <arch/types.h>
  16
  17 #ifndef __KERNEL_STRICT_NAMES
  18
  19 typedef __u32 __kernel_dev_t;
  20
  21 typedef __kernel_fd_set         fd_set;
  22 typedef __kernel_dev_t          dev_t;
  23 typedef __kernel_ino_t          ino_t;
  24 typedef __kernel_mode_t         mode_t;
  25 typedef __kernel_nlink_t        nlink_t;
  26 typedef __kernel_off_t          off_t;
  27 typedef __kernel_pid_t          pid_t;
  28 typedef __kernel_daddr_t        daddr_t;
  29 typedef __kernel_key_t          key_t;
  30 typedef __kernel_suseconds_t    suseconds_t;
  31 typedef __kernel_timer_t        timer_t;
  32 typedef __kernel_clockid_t      clockid_t;
  33 typedef __kernel_mqd_t          mqd_t;
  34 typedef __kernel_uid_t          uid_t;
  35 typedef __kernel_gid_t          gid_t;
  36 typedef __kernel_loff_t         loff_t;
  37
  38 /*
  39  * The following typedefs are also protected by individual ifdefs for
  40  * historical reasons:
  41  */
  42 #ifndef _SIZE_T
  43 #define _SIZE_T
  44 typedef __kernel_size_t         size_t;
  45 #endif
  46
  47 #ifndef _SSIZE_T
  48 #define _SSIZE_T
  49 typedef __kernel_ssize_t        ssize_t;
  50 #endif
  51
  52 #ifndef _PTRDIFF_T
  53 #define _PTRDIFF_T
  54 typedef __kernel_ptrdiff_t      ptrdiff_t;
  55 #endif
  56
  57 #ifndef _UINTPTR_T
  58 #define _UINTPTR_T
  59 typedef __kernel_uintptr_t      uintptr_t;
  60 #endif
  61
  62 #ifndef _TIME_T
  63 #define _TIME_T
  64 typedef __kernel_time_t         time_t;
  65 #endif
  66
  67 #ifndef _CLOCK_T
  68 #define _CLOCK_T
  69 typedef __kernel_clock_t        clock_t;
  70 #endif
  71
  72 #ifndef _CADDR_T
  73 #define _CADDR_T
  74 typedef __kernel_caddr_t        caddr_t;
  75 #endif
  76
  77 /* bsd */
  78 typedef unsigned char           u_char;
  79 typedef unsigned short          u_short;
  80 typedef unsigned int            u_int;
  81 typedef unsigned long           u_long;
  82
  83 /* sysv */
  84 typedef unsigned char           unchar;
  85 typedef unsigned short          ushort;
  86 typedef unsigned int            uint;
  87 typedef unsigned long           ulong;
  88
  89 #ifndef __BIT_TYPES_DEFINED__
  90 #define __BIT_TYPES_DEFINED__
  91
  92 typedef         __u8            u_int8_t;
  93 typedef         __s8            int8_t;
  94 typedef         __u16           u_int16_t;
  95 typedef         __s16           int16_t;
  96 typedef         __u32           u_int32_t;
  97 typedef         __s32           int32_t;
  98
  99 #endif /* !(__BIT_TYPES_DEFINED__) */
 100
 101 /* user-space uses stdint.h for these */
 102 #ifdef __KERNEL__
 103
 104 typedef         __u8            uint8_t;
 105 typedef         __u16           uint16_t;
 106 typedef         __u32           uint32_t;
 107
 108 #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
 109 typedef         __u64           uint64_t;
 110 typedef         __u64           u_int64_t;
 111 typedef         __s64           int64_t;
 112 #endif
 113
 114 #endif /* __KERNEL_ */
 115
 116 /* this is a special 64bit data type that is 8-byte aligned */
 117 #define aligned_u64 unsigned long long __attribute__((aligned(8)))
 118
 119 #endif /* __KERNEL_STRICT_NAMES */
 120
 121 #ifdef __KERNEL__
 122 /* _Bool is a base type in C99... what a bad name! */
 123 typedef _Bool                   bool;
 124 #else
 125 #include <stdbool.h>
 126 #include <stdint.h>
 127 #endif
 128
 129 /*
 130  * Below are truly LWK-specific types that should never collide with
 131  * any application/library that wants lwk/types.h.
 132  */
 133
 134 /* Address types */
 135 typedef __kernel_uintptr_t      paddr_t;        /* physical address */
 136 typedef __kernel_uintptr_t      vaddr_t;        /* virtual address */
 137 typedef __kernel_uintptr_t      kaddr_t;        /* kernel virtual address */
 138 typedef __kernel_uintptr_t      uaddr_t;        /* user virtual address */
 139
 140 /* Locality group ID */
 141 typedef unsigned int            lgroup_t;
 142
 143 #ifdef __CHECKER__
 144 #define __bitwise__ __attribute__((bitwise))
 145 #else
 146 #define __bitwise__
 147 #endif
 148 #ifdef __CHECK_ENDIAN__
 149 #define __bitwise __bitwise__
 150 #else
 151 #define __bitwise
 152 #endif
 153
 154 typedef __u16 __bitwise __le16;
 155 typedef __u16 __bitwise __be16;
 156 typedef __u32 __bitwise __le32;
 157 typedef __u32 __bitwise __be32;
 158 typedef __u64 __bitwise __le64;
 159 typedef __u64 __bitwise __be64;
 160
 161 #ifdef __KERNEL__
 162 typedef unsigned __bitwise__ gfp_t;
 163 #endif
 164
 165 struct ustat {
 166         __kernel_daddr_t        f_tfree;
 167         __kernel_ino_t          f_tinode;
 168         char                    f_fname[6];
 169         char                    f_fpack[6];
 170 };
 171
 172 #endif /* _LWK_TYPES_H */