blob: 727da12dad9966a1a19c7a8caad971027e8d5bb0 [file] [log] [blame]
Dan Albert287553d2017-02-16 10:47:51 -08001/*
2 * Copyright (C) 2008 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28#ifndef _SYS_STAT_H_
29#define _SYS_STAT_H_
30
31#include <sys/cdefs.h>
32#include <sys/types.h>
33#include <sys/time.h>
34#include <linux/stat.h>
35
36#include <endian.h>
37
38__BEGIN_DECLS
39
40#if defined(__aarch64__) || (defined(__mips__) && defined(__LP64__))
41#define __STAT64_BODY \
42 unsigned long st_dev; \
43 unsigned long st_ino; \
44 unsigned int st_mode; \
45 unsigned int st_nlink; \
46 uid_t st_uid; \
47 gid_t st_gid; \
48 unsigned long st_rdev; \
49 unsigned long __pad1; \
50 long st_size; \
51 int st_blksize; \
52 int __pad2; \
53 long st_blocks; \
54 long st_atime; \
55 unsigned long st_atime_nsec; \
56 long st_mtime; \
57 unsigned long st_mtime_nsec; \
58 long st_ctime; \
59 unsigned long st_ctime_nsec; \
60 unsigned int __unused4; \
61 unsigned int __unused5; \
62
63#elif defined(__mips__) && !defined(__LP64__)
64#define __STAT64_BODY \
65 unsigned int st_dev; \
66 unsigned int __pad0[3]; \
67 unsigned long long st_ino; \
68 unsigned int st_mode; \
69 unsigned int st_nlink; \
70 uid_t st_uid; \
71 gid_t st_gid; \
72 unsigned int st_rdev; \
73 unsigned int __pad1[3]; \
74 long long st_size; \
75 unsigned int st_atime; \
76 unsigned int st_atime_nsec; \
77 unsigned int st_mtime; \
78 unsigned int st_mtime_nsec; \
79 unsigned int st_ctime; \
80 unsigned int st_ctime_nsec; \
81 unsigned int st_blksize; \
82 unsigned int __pad2; \
83 unsigned long long st_blocks; \
84
85#elif defined(__x86_64__)
86#define __STAT64_BODY \
87 unsigned long st_dev; \
88 unsigned long st_ino; \
89 unsigned long st_nlink; \
90 unsigned int st_mode; \
91 uid_t st_uid; \
92 gid_t st_gid; \
93 unsigned int __pad0; \
94 unsigned long st_rdev; \
95 long st_size; \
96 long st_blksize; \
97 long st_blocks; \
98 unsigned long st_atime; \
99 unsigned long st_atime_nsec; \
100 unsigned long st_mtime; \
101 unsigned long st_mtime_nsec; \
102 unsigned long st_ctime; \
103 unsigned long st_ctime_nsec; \
104 long __pad3[3]; \
105
106#else
107#define __STAT64_BODY \
108 unsigned long long st_dev; \
109 unsigned char __pad0[4]; \
110 unsigned long __st_ino; \
111 unsigned int st_mode; \
112 unsigned int st_nlink; \
113 uid_t st_uid; \
114 gid_t st_gid; \
115 unsigned long long st_rdev; \
116 unsigned char __pad3[4]; \
117 long long st_size; \
118 unsigned long st_blksize; \
119 unsigned long long st_blocks; \
120 unsigned long st_atime; \
121 unsigned long st_atime_nsec; \
122 unsigned long st_mtime; \
123 unsigned long st_mtime_nsec; \
124 unsigned long st_ctime; \
125 unsigned long st_ctime_nsec; \
126 unsigned long long st_ino; \
127
128#endif
129
130struct stat { __STAT64_BODY };
131struct stat64 { __STAT64_BODY };
132
133#undef __STAT64_BODY
134
135#define st_atimensec st_atime_nsec
136#define st_mtimensec st_mtime_nsec
137#define st_ctimensec st_ctime_nsec
138
139#ifdef __USE_BSD
140/* Permission macros provided by glibc for compatibility with BSDs. */
141#define ACCESSPERMS (S_IRWXU | S_IRWXG | S_IRWXO) /* 0777 */
142#define ALLPERMS (S_ISUID | S_ISGID | S_ISVTX | S_IRWXU | S_IRWXG | S_IRWXO) /* 07777 */
143#define DEFFILEMODE (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH) /* 0666 */
144#endif
145
146extern int chmod(const char*, mode_t);
147extern int fchmod(int, mode_t);
148extern int mkdir(const char*, mode_t);
149
150extern int fstat(int, struct stat*);
151extern int fstat64(int, struct stat64*);
152extern int fstatat(int, const char*, struct stat*, int);
153extern int fstatat64(int, const char*, struct stat64*, int);
154extern int lstat(const char*, struct stat*);
155extern int lstat64(const char*, struct stat64*);
156extern int stat(const char*, struct stat*);
157extern int stat64(const char*, struct stat64*);
158
159extern int mknod(const char*, mode_t, dev_t);
160extern mode_t umask(mode_t);
161
162#if defined(__BIONIC_FORTIFY)
163
164extern mode_t __umask_chk(mode_t);
165extern mode_t __umask_real(mode_t) __asm__(__USER_LABEL_PREFIX__ "umask");
166__errordecl(__umask_invalid_mode, "umask called with invalid mode");
167
168__BIONIC_FORTIFY_INLINE
169mode_t umask(mode_t mode) {
170#if !defined(__clang__)
171 if (__builtin_constant_p(mode)) {
172 if ((mode & 0777) != mode) {
173 __umask_invalid_mode();
174 }
175 return __umask_real(mode);
176 }
177#endif
178 return __umask_chk(mode);
179}
180#endif /* defined(__BIONIC_FORTIFY) */
181
182extern int mkfifo(const char*, mode_t);
183
184extern int fchmodat(int, const char*, mode_t, int);
185extern int mkdirat(int, const char*, mode_t);
186extern int mknodat(int, const char*, mode_t, dev_t);
187
188#define UTIME_NOW ((1L << 30) - 1L)
189#define UTIME_OMIT ((1L << 30) - 2L)
190extern int utimensat(int fd, const char *path, const struct timespec times[2], int flags);
191extern int futimens(int fd, const struct timespec times[2]);
192
193__END_DECLS
194
195#endif /* _SYS_STAT_H_ */