Merge branch 'core-v28-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-2.6.git] / include / linux / types.h
1 #ifndef _LINUX_TYPES_H
2 #define _LINUX_TYPES_H
3
4 #ifdef  __KERNEL__
5
6 #define DECLARE_BITMAP(name,bits) \
7         unsigned long name[BITS_TO_LONGS(bits)]
8
9 #endif
10
11 #include <linux/posix_types.h>
12 #include <asm/types.h>
13
14 #ifndef __KERNEL_STRICT_NAMES
15
16 typedef __u32 __kernel_dev_t;
17
18 typedef __kernel_fd_set         fd_set;
19 typedef __kernel_dev_t          dev_t;
20 typedef __kernel_ino_t          ino_t;
21 typedef __kernel_mode_t         mode_t;
22 typedef __kernel_nlink_t        nlink_t;
23 typedef __kernel_off_t          off_t;
24 typedef __kernel_pid_t          pid_t;
25 typedef __kernel_daddr_t        daddr_t;
26 typedef __kernel_key_t          key_t;
27 typedef __kernel_suseconds_t    suseconds_t;
28 typedef __kernel_timer_t        timer_t;
29 typedef __kernel_clockid_t      clockid_t;
30 typedef __kernel_mqd_t          mqd_t;
31
32 #ifdef __KERNEL__
33 typedef _Bool                   bool;
34
35 typedef __kernel_uid32_t        uid_t;
36 typedef __kernel_gid32_t        gid_t;
37 typedef __kernel_uid16_t        uid16_t;
38 typedef __kernel_gid16_t        gid16_t;
39
40 typedef unsigned long           uintptr_t;
41
42 #ifdef CONFIG_UID16
43 /* This is defined by include/asm-{arch}/posix_types.h */
44 typedef __kernel_old_uid_t      old_uid_t;
45 typedef __kernel_old_gid_t      old_gid_t;
46 #endif /* CONFIG_UID16 */
47
48 /* libc5 includes this file to define uid_t, thus uid_t can never change
49  * when it is included by non-kernel code
50  */
51 #else
52 typedef __kernel_uid_t          uid_t;
53 typedef __kernel_gid_t          gid_t;
54 #endif /* __KERNEL__ */
55
56 #if defined(__GNUC__)
57 typedef __kernel_loff_t         loff_t;
58 #endif
59
60 /*
61  * The following typedefs are also protected by individual ifdefs for
62  * historical reasons:
63  */
64 #ifndef _SIZE_T
65 #define _SIZE_T
66 typedef __kernel_size_t         size_t;
67 #endif
68
69 #ifndef _SSIZE_T
70 #define _SSIZE_T
71 typedef __kernel_ssize_t        ssize_t;
72 #endif
73
74 #ifndef _PTRDIFF_T
75 #define _PTRDIFF_T
76 typedef __kernel_ptrdiff_t      ptrdiff_t;
77 #endif
78
79 #ifndef _TIME_T
80 #define _TIME_T
81 typedef __kernel_time_t         time_t;
82 #endif
83
84 #ifndef _CLOCK_T
85 #define _CLOCK_T
86 typedef __kernel_clock_t        clock_t;
87 #endif
88
89 #ifndef _CADDR_T
90 #define _CADDR_T
91 typedef __kernel_caddr_t        caddr_t;
92 #endif
93
94 /* bsd */
95 typedef unsigned char           u_char;
96 typedef unsigned short          u_short;
97 typedef unsigned int            u_int;
98 typedef unsigned long           u_long;
99
100 /* sysv */
101 typedef unsigned char           unchar;
102 typedef unsigned short          ushort;
103 typedef unsigned int            uint;
104 typedef unsigned long           ulong;
105
106 #ifndef __BIT_TYPES_DEFINED__
107 #define __BIT_TYPES_DEFINED__
108
109 typedef         __u8            u_int8_t;
110 typedef         __s8            int8_t;
111 typedef         __u16           u_int16_t;
112 typedef         __s16           int16_t;
113 typedef         __u32           u_int32_t;
114 typedef         __s32           int32_t;
115
116 #endif /* !(__BIT_TYPES_DEFINED__) */
117
118 typedef         __u8            uint8_t;
119 typedef         __u16           uint16_t;
120 typedef         __u32           uint32_t;
121
122 #if defined(__GNUC__)
123 typedef         __u64           uint64_t;
124 typedef         __u64           u_int64_t;
125 typedef         __s64           int64_t;
126 #endif
127
128 /* this is a special 64bit data type that is 8-byte aligned */
129 #define aligned_u64 __u64 __attribute__((aligned(8)))
130 #define aligned_be64 __be64 __attribute__((aligned(8)))
131 #define aligned_le64 __le64 __attribute__((aligned(8)))
132
133 /**
134  * The type used for indexing onto a disc or disc partition.
135  *
136  * Linux always considers sectors to be 512 bytes long independently
137  * of the devices real block size.
138  */
139 #ifdef CONFIG_LBD
140 typedef u64 sector_t;
141 #else
142 typedef unsigned long sector_t;
143 #endif
144
145 /*
146  * The type of the inode's block count.
147  */
148 #ifdef CONFIG_LSF
149 typedef u64 blkcnt_t;
150 #else
151 typedef unsigned long blkcnt_t;
152 #endif
153
154 /*
155  * The type of an index into the pagecache.  Use a #define so asm/types.h
156  * can override it.
157  */
158 #ifndef pgoff_t
159 #define pgoff_t unsigned long
160 #endif
161
162 #endif /* __KERNEL_STRICT_NAMES */
163
164 /*
165  * Below are truly Linux-specific types that should never collide with
166  * any application/library that wants linux/types.h.
167  */
168
169 #ifdef __CHECKER__
170 #define __bitwise__ __attribute__((bitwise))
171 #else
172 #define __bitwise__
173 #endif
174 #ifdef __CHECK_ENDIAN__
175 #define __bitwise __bitwise__
176 #else
177 #define __bitwise
178 #endif
179
180 typedef __u16 __bitwise __le16;
181 typedef __u16 __bitwise __be16;
182 typedef __u32 __bitwise __le32;
183 typedef __u32 __bitwise __be32;
184 #if defined(__GNUC__)
185 typedef __u64 __bitwise __le64;
186 typedef __u64 __bitwise __be64;
187 #endif
188 typedef __u16 __bitwise __sum16;
189 typedef __u32 __bitwise __wsum;
190
191 #ifdef __KERNEL__
192 typedef unsigned __bitwise__ gfp_t;
193
194 #ifdef CONFIG_PHYS_ADDR_T_64BIT
195 typedef u64 phys_addr_t;
196 #else
197 typedef u32 phys_addr_t;
198 #endif
199
200 typedef phys_addr_t resource_size_t;
201
202 struct ustat {
203         __kernel_daddr_t        f_tfree;
204         __kernel_ino_t          f_tinode;
205         char                    f_fname[6];
206         char                    f_fpack[6];
207 };
208
209 #endif  /* __KERNEL__ */
210
211 #endif /* _LINUX_TYPES_H */