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