Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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
16typedef __u32 __kernel_dev_t;
17
18typedef __kernel_fd_set fd_set;
19typedef __kernel_dev_t dev_t;
20typedef __kernel_ino_t ino_t;
21typedef __kernel_mode_t mode_t;
22typedef __kernel_nlink_t nlink_t;
23typedef __kernel_off_t off_t;
24typedef __kernel_pid_t pid_t;
25typedef __kernel_daddr_t daddr_t;
26typedef __kernel_key_t key_t;
27typedef __kernel_suseconds_t suseconds_t;
28typedef __kernel_timer_t timer_t;
29typedef __kernel_clockid_t clockid_t;
30typedef __kernel_mqd_t mqd_t;
31
32#ifdef __KERNEL__
33typedef _Bool bool;
34
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#define aligned_be64 __be64 __attribute__((aligned(8)))
129#define aligned_le64 __le64 __attribute__((aligned(8)))
130
131/**
132 * The type used for indexing onto a disc or disc partition.
133 *
134 * Linux always considers sectors to be 512 bytes long independently
135 * of the devices real block size.
136 */
137#ifdef CONFIG_LBD
138typedef u64 sector_t;
139#else
140typedef unsigned long sector_t;
141#endif
142
143/*
144 * The type of the inode's block count.
145 */
146#ifdef CONFIG_LSF
147typedef u64 blkcnt_t;
148#else
149typedef unsigned long blkcnt_t;
150#endif
151
152/*
153 * The type of an index into the pagecache. Use a #define so asm/types.h
154 * can override it.
155 */
156#ifndef pgoff_t
157#define pgoff_t unsigned long
158#endif
159
160#endif /* __KERNEL_STRICT_NAMES */
161
162/*
163 * Below are truly Linux-specific types that should never collide with
164 * any application/library that wants linux/types.h.
165 */
166
167#ifdef __CHECKER__
168#define __bitwise__ __attribute__((bitwise))
169#else
170#define __bitwise__
171#endif
172#ifdef __CHECK_ENDIAN__
173#define __bitwise __bitwise__
174#else
175#define __bitwise
176#endif
177
178typedef __u16 __bitwise __le16;
179typedef __u16 __bitwise __be16;
180typedef __u32 __bitwise __le32;
181typedef __u32 __bitwise __be32;
182#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
183typedef __u64 __bitwise __le64;
184typedef __u64 __bitwise __be64;
185#endif
186typedef __u16 __bitwise __sum16;
187typedef __u32 __bitwise __wsum;
188
189#ifdef __KERNEL__
190typedef unsigned __bitwise__ gfp_t;
191
192#ifdef CONFIG_RESOURCES_64BIT
193typedef u64 resource_size_t;
194#else
195typedef u32 resource_size_t;
196#endif
197
198#endif /* __KERNEL__ */
199
200struct ustat {
201 __kernel_daddr_t f_tfree;
202 __kernel_ino_t f_tinode;
203 char f_fname[6];
204 char f_fpack[6];
205};
206
207#endif /* _LINUX_TYPES_H */