1 /*
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 /* really matches stat64 in the kernel, hence the padding
41 * Note: The kernel zero's the padded region because glibc might read them
42 * in the hope that the kernel has stretched to using larger sizes.
43 */
44 #ifdef __mips__
45 struct stat {
46 unsigned long st_dev;
47 unsigned long __pad0[3];
48
49 unsigned long long st_ino;
50
51 unsigned int st_mode;
52 unsigned int st_nlink;
53
54 unsigned long st_uid;
55 unsigned long st_gid;
56
57 unsigned long st_rdev;
58 unsigned long __pad1[3];
59
60 long long st_size;
61
62 unsigned long st_atime;
63 unsigned long st_atime_nsec;
64
65 unsigned long st_mtime;
66 unsigned long st_mtime_nsec;
67
68 unsigned long st_ctime;
69 unsigned long st_ctime_nsec;
70
71 unsigned long st_blksize;
72 unsigned long __pad2;
73
74 unsigned long long st_blocks;
75 };
76 #else
77 struct stat {
78 unsigned long long st_dev;
79 unsigned char __pad0[4];
80
81 unsigned long __st_ino;
82 unsigned int st_mode;
83 unsigned int st_nlink;
84
85 unsigned long st_uid;
86 unsigned long st_gid;
87
88 unsigned long long st_rdev;
89 unsigned char __pad3[4];
90
91 long long st_size;
92 unsigned long st_blksize;
93 unsigned long long st_blocks;
94
95 unsigned long st_atime;
96 unsigned long st_atime_nsec;
97
98 unsigned long st_mtime;
99 unsigned long st_mtime_nsec;
100
101 unsigned long st_ctime;
102 unsigned long st_ctime_nsec;
103
104 unsigned long long st_ino;
105 };
106 #endif
107
108 /* For compatibility with GLibc, we provide macro aliases
109 * for the non-Posix nano-seconds accessors.
110 */
111 #define st_atimensec st_atime_nsec
112 #define st_mtimensec st_mtime_nsec
113 #define st_ctimensec st_ctime_nsec
114
115 extern int chmod(const char *, mode_t);
116 extern int fchmod(int, mode_t);
117 extern int mkdir(const char *, mode_t);
118
119 extern int stat(const char *, struct stat *);
120 extern int fstat(int, struct stat *);
121 extern int lstat(const char *, struct stat *);
122 extern int mknod(const char *, mode_t, dev_t);
123 extern mode_t umask(mode_t);
124
125 #define stat64 stat
126 #define fstat64 fstat
127 #define lstat64 lstat
128
mkfifo(const char * __p,mode_t __m)129 static __inline__ int mkfifo(const char *__p, mode_t __m)
130 {
131 return mknod(__p, (__m & ~S_IFMT) | S_IFIFO, (dev_t)0);
132 }
133
134 extern int fstatat(int dirfd, const char *path, struct stat *buf, int flags);
135 extern int mkdirat(int dirfd, const char *pathname, mode_t mode);
136 extern int fchownat(int dirfd, const char *path, uid_t owner, gid_t group, int flags);
137 extern int fchmodat(int dirfd, const char *path, mode_t mode, int flags);
138 extern int renameat(int olddirfd, const char *oldpath, int newdirfd, const char *newpath);
139
140 # define UTIME_NOW ((1l << 30) - 1l)
141 # define UTIME_OMIT ((1l << 30) - 2l)
142 extern int utimensat(int fd, const char *path, const struct timespec times[2], int flags);
143 extern int futimens(int fd, const struct timespec times[2]);
144
145 __END_DECLS
146
147 #endif /* _SYS_STAT_H_ */
148