1 /*
2 * Copyright (C) 2013 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 struct stat {
45 unsigned long long st_dev;
46 unsigned char __pad0[4];
47
48 unsigned long __st_ino;
49 unsigned int st_mode;
50 unsigned int st_nlink;
51
52 unsigned long st_uid;
53 unsigned long st_gid;
54
55 unsigned long long st_rdev;
56 unsigned char __pad3[4];
57
58 unsigned char __pad4[4];
59 long long st_size;
60 unsigned long st_blksize;
61 unsigned char __pad5[4];
62 unsigned long long st_blocks;
63
64 unsigned long st_atime;
65 unsigned long st_atime_nsec;
66
67 unsigned long st_mtime;
68 unsigned long st_mtime_nsec;
69
70 unsigned long st_ctime;
71 unsigned long st_ctime_nsec;
72
73 unsigned long long st_ino;
74 };
75
76 /* For compatibility with GLibc, we provide macro aliases
77 * for the non-Posix nano-seconds accessors.
78 */
79 #define st_atimensec st_atime_nsec
80 #define st_mtimensec st_mtime_nsec
81 #define st_ctimensec st_ctime_nsec
82
83 extern int chmod(const char *, mode_t);
84 extern int fchmod(int, mode_t);
85 extern int mkdir(const char *, mode_t);
86
87 extern int stat(const char *, struct stat *);
88 extern int fstat(int, struct stat *);
89 extern int lstat(const char *, struct stat *);
90 extern int mknod(const char *, mode_t, dev_t);
91 extern mode_t umask(mode_t);
92
93 #define stat64 stat
94 #define fstat64 fstat
95 #define lstat64 lstat
96
mkfifo(const char * __p,mode_t __m)97 static __inline__ int mkfifo(const char *__p, mode_t __m)
98 {
99 return mknod(__p, (__m & ~S_IFMT) | S_IFIFO, (dev_t)0);
100 }
101
102 extern int fstatat(int dirfd, const char *path, struct stat *buf, int flags);
103 extern int mkdirat(int dirfd, const char *pathname, mode_t mode);
104 extern int fchownat(int dirfd, const char *path, uid_t owner, gid_t group, int flags);
105 extern int fchmodat(int dirfd, const char *path, mode_t mode, int flags);
106 extern int renameat(int olddirfd, const char *oldpath, int newdirfd, const char *newpath);
107
108 __END_DECLS
109
110 #endif /* _SYS_STAT_H_ */
111