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 
29 #ifndef _SYS_STAT_H_
30 #define _SYS_STAT_H_
31 
32 #include <bits/timespec.h>
33 #include <linux/stat.h>
34 #include <sys/cdefs.h>
35 #include <sys/types.h>
36 
37 __BEGIN_DECLS
38 
39 #if defined(__aarch64__) || (defined(__mips__) && defined(__LP64__))
40 #define __STAT64_BODY \
41   dev_t st_dev; \
42   ino_t st_ino; \
43   mode_t st_mode; \
44   nlink_t st_nlink; \
45   uid_t st_uid; \
46   gid_t st_gid; \
47   dev_t st_rdev; \
48   unsigned long __pad1; \
49   off_t st_size; \
50   int st_blksize; \
51   int __pad2; \
52   long st_blocks; \
53   struct timespec st_atim; \
54   struct timespec st_mtim; \
55   struct timespec st_ctim; \
56   unsigned int __unused4; \
57   unsigned int __unused5; \
58 
59 #elif defined(__mips__) && !defined(__LP64__)
60 #define __STAT64_BODY \
61   unsigned int st_dev; \
62   unsigned int __pad0[3]; \
63   unsigned long long st_ino; \
64   mode_t st_mode; \
65   nlink_t st_nlink; \
66   uid_t st_uid; \
67   gid_t st_gid; \
68   unsigned int st_rdev; \
69   unsigned int __pad1[3]; \
70   long long st_size; \
71   struct timespec st_atim; \
72   struct timespec st_mtim; \
73   struct timespec st_ctim; \
74   unsigned int st_blksize; \
75   unsigned int __pad2; \
76   unsigned long long st_blocks; \
77 
78 #elif defined(__x86_64__)
79 #define __STAT64_BODY \
80   dev_t st_dev; \
81   ino_t st_ino; \
82   unsigned long st_nlink; \
83   mode_t st_mode; \
84   uid_t st_uid; \
85   gid_t st_gid; \
86   unsigned int __pad0; \
87   dev_t st_rdev; \
88   off_t st_size; \
89   long st_blksize; \
90   long st_blocks; \
91   struct timespec st_atim; \
92   struct timespec st_mtim; \
93   struct timespec st_ctim; \
94   long __pad3[3]; \
95 
96 #else /* __arm__ || __i386__ */
97 #define __STAT64_BODY \
98   unsigned long long st_dev; \
99   unsigned char __pad0[4]; \
100   unsigned long __st_ino; \
101   unsigned int st_mode; \
102   nlink_t st_nlink; \
103   uid_t st_uid; \
104   gid_t st_gid; \
105   unsigned long long st_rdev; \
106   unsigned char __pad3[4]; \
107   long long st_size; \
108   unsigned long st_blksize; \
109   unsigned long long st_blocks; \
110   struct timespec st_atim; \
111   struct timespec st_mtim; \
112   struct timespec st_ctim; \
113   unsigned long long st_ino; \
114 
115 #endif
116 
117 struct stat { __STAT64_BODY };
118 struct stat64 { __STAT64_BODY };
119 
120 #undef __STAT64_BODY
121 
122 /* Compatibility with older versions of POSIX. */
123 #define st_atime st_atim.tv_sec
124 #define st_mtime st_mtim.tv_sec
125 #define st_ctime st_ctim.tv_sec
126 /* Compatibility with glibc. */
127 #define st_atimensec st_atim.tv_nsec
128 #define st_mtimensec st_mtim.tv_nsec
129 #define st_ctimensec st_ctim.tv_nsec
130 /* Compatibility with Linux headers and old NDKs. */
131 #define st_atime_nsec st_atim.tv_nsec
132 #define st_mtime_nsec st_mtim.tv_nsec
133 #define st_ctime_nsec st_ctim.tv_nsec
134 
135 #if defined(__USE_BSD)
136 /* Permission macros provided by glibc for compatibility with BSDs. */
137 #define ACCESSPERMS (S_IRWXU | S_IRWXG | S_IRWXO) /* 0777 */
138 #define ALLPERMS    (S_ISUID | S_ISGID | S_ISVTX | S_IRWXU | S_IRWXG | S_IRWXO) /* 07777 */
139 #define DEFFILEMODE (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH) /* 0666 */
140 #endif
141 
142 #if defined(__USE_BSD) || defined(__USE_GNU)
143 #define S_IREAD S_IRUSR
144 #define S_IWRITE S_IWUSR
145 #define S_IEXEC S_IXUSR
146 #endif
147 
148 /* POSIX mandates these, but Linux doesn't implement them as distinct file types. */
149 #define S_TYPEISMQ(__sb) 0
150 #define S_TYPEISSEM(__sb) 0
151 #define S_TYPEISSHM(__sb) 0
152 #define S_TYPEISTMO(__sb) 0
153 
154 int chmod(const char* __path, mode_t __mode);
155 int fchmod(int __fd, mode_t __mode);
156 int mkdir(const char* __path, mode_t __mode);
157 
158 int fstat(int __fd, struct stat* __buf);
159 int fstat64(int __fd, struct stat64* __buf) __RENAME_STAT64(fstat, 3, 21);
160 int fstatat(int __dir_fd, const char* __path, struct stat* __buf, int __flags);
161 int fstatat64(int __dir_fd, const char* __path, struct stat64* __buf, int __flags) __RENAME_STAT64(fstatat, 3, 21);
162 int lstat(const char* __path, struct stat* __buf);
163 int lstat64(const char* __path, struct stat64* __buf) __RENAME_STAT64(lstat, 3, 21);
164 int stat(const char* __path, struct stat* __buf);
165 int stat64(const char* __path, struct stat64* __buf) __RENAME_STAT64(stat, 3, 21);
166 
167 int mknod(const char* __path, mode_t __mode, dev_t __dev);
168 mode_t umask(mode_t __mask);
169 
170 #if defined(__BIONIC_INCLUDE_FORTIFY_HEADERS)
171 #include <bits/fortify/stat.h>
172 #endif
173 
174 #if __ANDROID_API__ >= __ANDROID_API_L__
175 int mkfifo(const char* __path, mode_t __mode) __INTRODUCED_IN(21);
176 #else
177 // Implemented as a static inline before 21.
178 #endif
179 
180 int mkfifoat(int __dir_fd, const char* __path, mode_t __mode) __INTRODUCED_IN(23);
181 
182 int fchmodat(int __dir_fd, const char* __path, mode_t __mode, int __flags);
183 int mkdirat(int __dir_fd, const char* __path, mode_t __mode);
184 int mknodat(int __dir_fd, const char* __path, mode_t __mode, dev_t __dev) __INTRODUCED_IN(21);
185 
186 #define UTIME_NOW  ((1L << 30) - 1L)
187 #define UTIME_OMIT ((1L << 30) - 2L)
188 int utimensat(int __dir_fd, const char* __path, const struct timespec __times[2], int __flags)
189   __INTRODUCED_IN(12);
190 int futimens(int __dir_fd, const struct timespec __times[2]) __INTRODUCED_IN(19);
191 
192 __END_DECLS
193 
194 #include <android/legacy_sys_stat_inlines.h>
195 
196 #endif
197