1 /* Definition for struct stat. Linux/csky version.
2 Copyright (C) 2020-2023 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library. If not, see
17 <https://www.gnu.org/licenses/>. */
18
19 #if !defined _SYS_STAT_H && !defined _FCNTL_H
20 # error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
21 #endif
22
23 #ifndef _BITS_STRUCT_STAT_H
24 #define _BITS_STRUCT_STAT_H 1
25
26 #include <bits/endian.h>
27 #include <bits/wordsize.h>
28
29 #if defined __USE_FILE_OFFSET64
30 # define __field64(type, type64, name) type64 name
31 #elif __WORDSIZE == 64 || defined __INO_T_MATCHES_INO64_T
32 # if defined __INO_T_MATCHES_INO64_T && !defined __OFF_T_MATCHES_OFF64_T
33 # error "ino_t and off_t must both be the same type"
34 # endif
35 # define __field64(type, type64, name) type name
36 #elif __BYTE_ORDER == __LITTLE_ENDIAN
37 # define __field64(type, type64, name) \
38 type name __attribute__((__aligned__ (__alignof__ (type64)))); int __##name##_pad
39 #else
40 # define __field64(type, type64, name) \
41 int __##name##_pad __attribute__((__aligned__ (__alignof__ (type64)))); type name
42 #endif
43
44 struct stat
45 {
46 #ifdef __USE_TIME_BITS64
47 # include <bits/struct_stat_time64_helper.h>
48 #else
49 __dev_t st_dev; /* Device. */
50 __field64(__ino_t, __ino64_t, st_ino); /* File serial number. */
51 __mode_t st_mode; /* File mode. */
52 __nlink_t st_nlink; /* Link count. */
53 __uid_t st_uid; /* User ID of the file's owner. */
54 __gid_t st_gid; /* Group ID of the file's group.*/
55 __dev_t st_rdev; /* Device number, if device. */
56 __dev_t __pad1;
57 __field64(__off_t, __off64_t, st_size); /* Size of file, in bytes. */
58 __blksize_t st_blksize; /* Optimal block size for I/O. */
59 int __pad2;
60 __field64(__blkcnt_t, __blkcnt64_t, st_blocks); /* 512-byte blocks */
61 # ifdef __USE_XOPEN2K8
62 /* Nanosecond resolution timestamps are stored in a format
63 equivalent to 'struct timespec'. This is the type used
64 whenever possible but the Unix namespace rules do not allow the
65 identifier 'timespec' to appear in the <sys/stat.h> header.
66 Therefore we have to handle the use of this header in strictly
67 standard-compliant sources special. */
68 struct timespec st_atim; /* Time of last access. */
69 struct timespec st_mtim; /* Time of last modification. */
70 struct timespec st_ctim; /* Time of last status change. */
71 # define st_atime st_atim.tv_sec /* Backward compatibility. */
72 # define st_mtime st_mtim.tv_sec
73 # define st_ctime st_ctim.tv_sec
74 # else
75 __time_t st_atime; /* Time of last access. */
76 unsigned long int st_atimensec; /* Nscecs of last access. */
77 __time_t st_mtime; /* Time of last modification. */
78 unsigned long int st_mtimensec; /* Nsecs of last modification. */
79 __time_t st_ctime; /* Time of last status change. */
80 unsigned long int st_ctimensec; /* Nsecs of last status change. */
81 # endif
82 int __glibc_reserved[2];
83 #endif
84 };
85
86 #undef __field64
87
88 #ifdef __USE_LARGEFILE64
89 struct stat64
90 {
91 # ifdef __USE_TIME_BITS64
92 # include <bits/struct_stat_time64_helper.h>
93 # else
94 __dev_t st_dev; /* Device. */
95 __ino64_t st_ino; /* File serial number. */
96 __mode_t st_mode; /* File mode. */
97 __nlink_t st_nlink; /* Link count. */
98 __uid_t st_uid; /* User ID of the file's owner. */
99 __gid_t st_gid; /* Group ID of the file's group.*/
100 __dev_t st_rdev; /* Device number, if device. */
101 __dev_t __pad1;
102 __off64_t st_size; /* Size of file, in bytes. */
103 __blksize_t st_blksize; /* Optimal block size for I/O. */
104 int __pad2;
105 __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */
106 # ifdef __USE_XOPEN2K8
107 /* Nanosecond resolution timestamps are stored in a format
108 equivalent to 'struct timespec'. This is the type used
109 whenever possible but the Unix namespace rules do not allow the
110 identifier 'timespec' to appear in the <sys/stat.h> header.
111 Therefore we have to handle the use of this header in strictly
112 standard-compliant sources special. */
113 struct timespec st_atim; /* Time of last access. */
114 struct timespec st_mtim; /* Time of last modification. */
115 struct timespec st_ctim; /* Time of last status change. */
116 # else
117 __time_t st_atime; /* Time of last access. */
118 unsigned long int st_atimensec; /* Nscecs of last access. */
119 __time_t st_mtime; /* Time of last modification. */
120 unsigned long int st_mtimensec; /* Nsecs of last modification. */
121 __time_t st_ctime; /* Time of last status change. */
122 unsigned long int st_ctimensec; /* Nsecs of last status change. */
123 # endif
124 int __glibc_reserved[2];
125 # endif
126 };
127 #endif
128
129 /* Tell code we have these members. */
130 #define _STATBUF_ST_BLKSIZE
131 #define _STATBUF_ST_RDEV
132 /* Nanosecond resolution time values are supported. */
133 #define _STATBUF_ST_NSEC
134
135 #endif /* _BITS_STRUCT_STAT_H */