1 /*
2  * Copyright (C) 2019 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 #pragma once
30 
31 #include <sys/cdefs.h>
32 #include <sys/statfs.h>
33 #include <sys/statvfs.h>
34 
35 #if defined(__BIONIC_SYS_STATVFS_INLINE)
36 
37 __BEGIN_DECLS
38 
39 #if defined(__BIONIC_NEED_STATVFS_INLINES)
40 
__bionic_statfs_to_statvfs(const struct statfs * __src,struct statvfs * __dst)41 static __inline void __bionic_statfs_to_statvfs(const struct statfs* __src,
42                                                 struct statvfs* __dst) {
43   __dst->f_bsize = __src->f_bsize;
44   __dst->f_frsize = __src->f_frsize;
45   __dst->f_blocks = __src->f_blocks;
46   __dst->f_bfree = __src->f_bfree;
47   __dst->f_bavail = __src->f_bavail;
48   __dst->f_files = __src->f_files;
49   __dst->f_ffree = __src->f_ffree;
50   __dst->f_favail = __src->f_ffree;
51   __dst->f_fsid = __src->f_fsid.__val[0] |
52       __BIONIC_CAST(static_cast, uint64_t, __src->f_fsid.__val[1]) << 32;
53   __dst->f_flag = __src->f_flags;
54   __dst->f_namemax = __src->f_namelen;
55 }
56 
statvfs(const char * __path,struct statvfs * __result)57 __BIONIC_SYS_STATVFS_INLINE int statvfs(const char* __path,
58                                         struct statvfs* __result) {
59   struct statfs __tmp;
60   int __rc = statfs(__path, &__tmp);
61   if (__rc != 0) return __rc;
62   __bionic_statfs_to_statvfs(&__tmp, __result);
63   return 0;
64 }
65 
fstatvfs(int __fd,struct statvfs * __result)66 __BIONIC_SYS_STATVFS_INLINE int fstatvfs(int __fd,
67                                          struct statvfs* __result) {
68   struct statfs __tmp;
69   int __rc = fstatfs(__fd, &__tmp);
70   if (__rc != 0) return __rc;
71   __bionic_statfs_to_statvfs(&__tmp, __result);
72   return 0;
73 }
74 
75 #endif
76 
77 #if defined(__BIONIC_NEED_STATVFS64_INLINES)
78 
statvfs64(const char * __path,struct statvfs64 * __result)79 __BIONIC_SYS_STATVFS_INLINE int statvfs64(const char* __path,
80                                           struct statvfs64* __result) {
81   return statvfs(__path, __BIONIC_CAST(reinterpret_cast, struct statvfs*,
82                                        __result));
83 }
84 
fstatvfs64(int __fd,struct statvfs64 * __result)85 __BIONIC_SYS_STATVFS_INLINE int fstatvfs64(int __fd,
86                                           struct statvfs64* __result) {
87   return fstatvfs(__fd, __BIONIC_CAST(reinterpret_cast, struct statvfs*,
88                                       __result));
89 }
90 
91 #endif
92 
93 __END_DECLS
94 
95 #endif
96