1/* Definition for struct stat.
2 Copyright (C) 2020-2026 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/wordsize.h>
27
28struct stat
29 {
30 __dev_t st_dev; /* Device. */
31 __ino_t st_ino; /* File serial number. */
32 __nlink_t st_nlink; /* Link count. */
33 __mode_t st_mode; /* File mode. */
34 __uid_t st_uid; /* User ID of the file's owner. */
35 __gid_t st_gid; /* Group ID of the file's group.*/
36 int __glibc_reserved0;
37 __dev_t st_rdev; /* Device number, if device. */
38 __off_t st_size; /* Size of file, in bytes. */
39#ifdef __USE_XOPEN2K8
40 /* Nanosecond resolution timestamps are stored in a format
41 equivalent to 'struct timespec'. This is the type used
42 whenever possible but the Unix namespace rules do not allow the
43 identifier 'timespec' to appear in the <sys/stat.h> header.
44 Therefore we have to handle the use of this header in strictly
45 standard-compliant sources special. */
46 struct timespec st_atim; /* Time of last access. */
47 struct timespec st_mtim; /* Time of last modification. */
48 struct timespec st_ctim; /* Time of last status change. */
49# define st_atime st_atim.tv_sec /* Backward compatibility. */
50# define st_mtime st_mtim.tv_sec
51# define st_ctime st_ctim.tv_sec
52#else
53 __time_t st_atime; /* Time of last access. */
54 unsigned long int st_atimensec; /* Nscecs of last access. */
55 __time_t st_mtime; /* Time of last modification. */
56 unsigned long int st_mtimensec; /* Nsecs of last modification. */
57 __time_t st_ctime; /* Time of last status change. */
58 unsigned long int st_ctimensec; /* Nsecs of last status change. */
59#endif
60 __blksize_t st_blksize; /* Optimal block size for I/O. */
61 __blkcnt_t st_blocks; /* Nr. 512-byte blocks allocated. */
62 long int __glibc_reserved[3];
63 };
64
65#ifdef __USE_LARGEFILE64
66/* Note stat64 is the same shape as stat. */
67struct stat64
68 {
69 __dev_t st_dev; /* Device. */
70 __ino64_t st_ino; /* File serial number. */
71 __nlink_t st_nlink; /* Link count. */
72 __mode_t st_mode; /* File mode. */
73 __uid_t st_uid; /* User ID of the file's owner. */
74 __gid_t st_gid; /* Group ID of the file's group.*/
75 int __glibc_reserved0;
76 __dev_t st_rdev; /* Device number, if device. */
77 __off_t st_size; /* Size of file, in bytes. */
78# ifdef __USE_XOPEN2K8
79 /* Nanosecond resolution timestamps are stored in a format
80 equivalent to 'struct timespec'. This is the type used
81 whenever possible but the Unix namespace rules do not allow the
82 identifier 'timespec' to appear in the <sys/stat.h> header.
83 Therefore we have to handle the use of this header in strictly
84 standard-compliant sources special. */
85 struct timespec st_atim; /* Time of last access. */
86 struct timespec st_mtim; /* Time of last modification. */
87 struct timespec st_ctim; /* Time of last status change. */
88# define st_atime st_atim.tv_sec /* Backward compatibility. */
89# define st_mtime st_mtim.tv_sec
90# define st_ctime st_ctim.tv_sec
91# else
92 __time_t st_atime; /* Time of last access. */
93 unsigned long int st_atimensec; /* Nscecs of last access. */
94 __time_t st_mtime; /* Time of last modification. */
95 unsigned long int st_mtimensec; /* Nsecs of last modification. */
96 __time_t st_ctime; /* Time of last status change. */
97 unsigned long int st_ctimensec; /* Nsecs of last status change. */
98# endif
99 __blksize_t st_blksize; /* Optimal block size for I/O. */
100 __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */
101 long int __glibc_reserved[3];
102 };
103#endif
104
105/* Tell code we have these members. */
106#define _STATBUF_ST_BLKSIZE
107#define _STATBUF_ST_RDEV
108/* Nanosecond resolution time values are supported. */
109#define _STATBUF_ST_NSEC
110
111#endif /* _BITS_STRUCT_STAT_H */