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      1 #ifndef _LINUX_TYPES_H
      2 #define _LINUX_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 <linux/posix_types.h>
     15 #include <asm/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 
     35 #ifdef __KERNEL__
     36 typedef __kernel_uid32_t	uid_t;
     37 typedef __kernel_gid32_t	gid_t;
     38 typedef __kernel_uid16_t        uid16_t;
     39 typedef __kernel_gid16_t        gid16_t;
     40 
     41 #ifdef CONFIG_UID16
     42 /* This is defined by include/asm-{arch}/posix_types.h */
     43 typedef __kernel_old_uid_t	old_uid_t;
     44 typedef __kernel_old_gid_t	old_gid_t;
     45 #endif /* CONFIG_UID16 */
     46 
     47 /* libc5 includes this file to define uid_t, thus uid_t can never change
     48  * when it is included by non-kernel code
     49  */
     50 #else
     51 typedef __kernel_uid_t		uid_t;
     52 typedef __kernel_gid_t		gid_t;
     53 #endif /* __KERNEL__ */
     54 
     55 #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
     56 typedef __kernel_loff_t		loff_t;
     57 #endif
     58 
     59 /*
     60  * The following typedefs are also protected by individual ifdefs for
     61  * historical reasons:
     62  */
     63 #ifndef _SIZE_T
     64 #define _SIZE_T
     65 typedef __kernel_size_t		size_t;
     66 #endif
     67 
     68 #ifndef _SSIZE_T
     69 #define _SSIZE_T
     70 typedef __kernel_ssize_t	ssize_t;
     71 #endif
     72 
     73 #ifndef _PTRDIFF_T
     74 #define _PTRDIFF_T
     75 typedef __kernel_ptrdiff_t	ptrdiff_t;
     76 #endif
     77 
     78 #ifndef _TIME_T
     79 #define _TIME_T
     80 typedef __kernel_time_t		time_t;
     81 #endif
     82 
     83 #ifndef _CLOCK_T
     84 #define _CLOCK_T
     85 typedef __kernel_clock_t	clock_t;
     86 #endif
     87 
     88 #ifndef _CADDR_T
     89 #define _CADDR_T
     90 typedef __kernel_caddr_t	caddr_t;
     91 #endif
     92 
     93 /* bsd */
     94 typedef unsigned char		u_char;
     95 typedef unsigned short		u_short;
     96 typedef unsigned int		u_int;
     97 typedef unsigned long		u_long;
     98 
     99 /* sysv */
    100 typedef unsigned char		unchar;
    101 typedef unsigned short		ushort;
    102 typedef unsigned int		uint;
    103 typedef unsigned long		ulong;
    104 
    105 #ifndef __BIT_TYPES_DEFINED__
    106 #define __BIT_TYPES_DEFINED__
    107 
    108 typedef		__u8		u_int8_t;
    109 typedef		__s8		int8_t;
    110 typedef		__u16		u_int16_t;
    111 typedef		__s16		int16_t;
    112 typedef		__u32		u_int32_t;
    113 typedef		__s32		int32_t;
    114 
    115 #endif /* !(__BIT_TYPES_DEFINED__) */
    116 
    117 typedef		__u8		uint8_t;
    118 typedef		__u16		uint16_t;
    119 typedef		__u32		uint32_t;
    120 
    121 #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
    122 typedef		__u64		uint64_t;
    123 typedef		__u64		u_int64_t;
    124 typedef		__s64		int64_t;
    125 #endif
    126 
    127 /* this is a special 64bit data type that is 8-byte aligned */
    128 #define aligned_u64 unsigned long long __attribute__((aligned(8)))
    129 
    130 /*
    131  * The type used for indexing onto a disc or disc partition.
    132  * If required, asm/types.h can override it and define
    133  * HAVE_SECTOR_T
    134  */
    135 #ifndef HAVE_SECTOR_T
    136 typedef unsigned long sector_t;
    137 #endif
    138 
    139 #ifndef HAVE_BLKCNT_T
    140 typedef unsigned long blkcnt_t;
    141 #endif
    142 
    143 /*
    144  * The type of an index into the pagecache.  Use a #define so asm/types.h
    145  * can override it.
    146  */
    147 #ifndef pgoff_t
    148 #define pgoff_t unsigned long
    149 #endif
    150 
    151 #endif /* __KERNEL_STRICT_NAMES */
    152 
    153 /*
    154  * Below are truly Linux-specific types that should never collide with
    155  * any application/library that wants linux/types.h.
    156  */
    157 
    158 #ifdef __CHECKER__
    159 #define __bitwise__ __attribute__((bitwise))
    160 #else
    161 #define __bitwise__
    162 #endif
    163 #ifdef __CHECK_ENDIAN__
    164 #define __bitwise __bitwise__
    165 #else
    166 #define __bitwise
    167 #endif
    168 
    169 typedef __u16 __bitwise __le16;
    170 typedef __u16 __bitwise __be16;
    171 typedef __u32 __bitwise __le32;
    172 typedef __u32 __bitwise __be32;
    173 #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
    174 typedef __u64 __bitwise __le64;
    175 typedef __u64 __bitwise __be64;
    176 #endif
    177 
    178 #ifdef __KERNEL__
    179 typedef unsigned __bitwise__ gfp_t;
    180 
    181 #ifdef CONFIG_RESOURCES_64BIT
    182 typedef u64 resource_size_t;
    183 #else
    184 typedef u32 resource_size_t;
    185 #endif
    186 
    187 #endif	/* __KERNEL__ */
    188 
    189 struct ustat {
    190 	__kernel_daddr_t	f_tfree;
    191 	__kernel_ino_t		f_tinode;
    192 	char			f_fname[6];
    193 	char			f_fpack[6];
    194 };
    195 
    196 #endif /* _LINUX_TYPES_H */
    197