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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 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     long long           st_size;
59     unsigned long	st_blksize;
60     unsigned long long  st_blocks;
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 long  st_ino;
72 };
73 
74 /* For compatibility with GLibc, we provide macro aliases
75  * for the non-Posix nano-seconds accessors.
76  */
77 #define  st_atimensec  st_atime_nsec
78 #define  st_mtimensec  st_mtime_nsec
79 #define  st_ctimensec  st_ctime_nsec
80 
81 extern int    chmod(const char *, mode_t);
82 extern int    fchmod(int, mode_t);
83 extern int    mkdir(const char *, mode_t);
84 
85 extern int    stat(const char *, struct stat *);
86 extern int    fstat(int, struct stat *);
87 extern int    lstat(const char *, struct stat *);
88 extern int    mknod(const char *, mode_t, dev_t);
89 extern mode_t umask(mode_t);
90 
91 #define  stat64    stat
92 #define  fstat64   fstat
93 #define  lstat64   lstat
94 
mkfifo(const char * __p,mode_t __m)95 static __inline__ int mkfifo(const char *__p, mode_t __m)
96 {
97   return mknod(__p, (__m & ~S_IFMT) | S_IFIFO, (dev_t)0);
98 }
99 
100 extern int  fstatat(int dirfd, const char *path, struct stat *buf, int flags);
101 extern int  mkdirat(int dirfd, const char *pathname, mode_t mode);
102 extern int fchownat(int dirfd, const char *path, uid_t owner, gid_t group, int flags);
103 extern int fchmodat(int dirfd, const char *path, mode_t mode, int flags);
104 extern int renameat(int olddirfd, const char *oldpath, int newdirfd, const char *newpath);
105 
106 __END_DECLS
107 
108 #endif /* _SYS_STAT_H_ */
109