1 /* Definition for struct stat.
2    Copyright (C) 2020-2022 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 
28 #if __WORDSIZE == 32
29 struct stat
30   {
31 # ifdef __USE_TIME_BITS64
32 #  include <bits/struct_stat_time64_helper.h>
33 # else
34     __dev_t st_dev;			/* Device.  */
35 #  ifndef __USE_FILE_OFFSET64
36     unsigned short int __pad1;
37     __ino_t st_ino;			/* File serial number.	*/
38 #  else
39     __ino64_t st_ino;			/* File serial number.	*/
40 #  endif
41     __mode_t st_mode;			/* File mode.  */
42     __nlink_t st_nlink;			/* Link count.  */
43     __uid_t st_uid;			/* User ID of the file's owner.	*/
44     __gid_t st_gid;			/* Group ID of the file's group.*/
45     __dev_t st_rdev;			/* Device number, if device.  */
46     unsigned short int __pad2;
47 #  ifndef __USE_FILE_OFFSET64
48     __off_t st_size;			/* Size of file, in bytes.  */
49 #  else
50     __off64_t st_size;			/* Size of file, in bytes.  */
51 #  endif
52     __blksize_t st_blksize;		/* Optimal block size for I/O.  */
53 
54 #  ifndef __USE_FILE_OFFSET64
55     __blkcnt_t st_blocks;		/* Number 512-byte blocks allocated. */
56 #  else
57     __blkcnt64_t st_blocks;		/* Number 512-byte blocks allocated. */
58 #  endif
59 #  ifdef __USE_XOPEN2K8
60     /* Nanosecond resolution timestamps are stored in a format
61        equivalent to 'struct timespec'.  This is the type used
62        whenever possible but the Unix namespace rules do not allow the
63        identifier 'timespec' to appear in the <sys/stat.h> header.
64        Therefore we have to handle the use of this header in strictly
65        standard-compliant sources special.  */
66     struct timespec st_atim;		/* Time of last access.  */
67     struct timespec st_mtim;		/* Time of last modification.  */
68     struct timespec st_ctim;		/* Time of last status change.  */
69 #   define st_atime st_atim.tv_sec	/* Backward compatibility.  */
70 #   define st_mtime st_mtim.tv_sec
71 #   define st_ctime st_ctim.tv_sec
72 #  else
73     __time_t st_atime;			/* Time of last access.  */
74     unsigned long int st_atimensec;	/* Nscecs of last access.  */
75     __time_t st_mtime;			/* Time of last modification.  */
76     unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
77     __time_t st_ctime;			/* Time of last status change.  */
78     unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
79 #  endif
80     unsigned long int __glibc_reserved4;
81     unsigned long int __glibc_reserved5;
82 # endif /* __USE_TIME_BITS64 */
83   };
84 
85 # ifdef __USE_LARGEFILE64
86 struct stat64
87   {
88 #  ifdef __USE_TIME_BITS64
89 #   include <bits/struct_stat_time64_helper.h>
90 #  else
91     __dev_t st_dev;			/* Device.  */
92     __ino64_t st_ino;			/* File serial number.	*/
93     __mode_t st_mode;			/* File mode.  */
94     __nlink_t st_nlink;			/* Link count.  */
95     __uid_t st_uid;			/* User ID of the file's owner.	*/
96     __gid_t st_gid;			/* Group ID of the file's group.*/
97     __dev_t st_rdev;			/* Device number, if device.  */
98     unsigned short int __pad2;
99     __off64_t st_size;			/* Size of file, in bytes.  */
100     __blksize_t st_blksize;		/* Optimal block size for I/O.  */
101     __blkcnt64_t st_blocks;		/* Number 512-byte blocks allocated. */
102 #   ifdef __USE_XOPEN2K8
103     /* Nanosecond resolution timestamps are stored in a format
104        equivalent to 'struct timespec'.  This is the type used
105        whenever possible but the Unix namespace rules do not allow the
106        identifier 'timespec' to appear in the <sys/stat.h> header.
107        Therefore we have to handle the use of this header in strictly
108        standard-compliant sources special.  */
109     struct timespec st_atim;		/* Time of last access.  */
110     struct timespec st_mtim;		/* Time of last modification.  */
111     struct timespec st_ctim;		/* Time of last status change.  */
112 #    define st_atime st_atim.tv_sec	/* Backward compatibility.  */
113 #    define st_mtime st_mtim.tv_sec
114 #    define st_ctime st_ctim.tv_sec
115 #   else
116     __time_t st_atime;			/* Time of last access.  */
117     unsigned long int st_atimensec;	/* Nscecs of last access.  */
118     __time_t st_mtime;			/* Time of last modification.  */
119     unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
120     __time_t st_ctime;			/* Time of last status change.  */
121     unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
122 #   endif
123     unsigned long int __glibc_reserved4;
124     unsigned long int __glibc_reserved5;
125 #  endif /* __USE_TIME_BITS64 */
126   };
127 # endif /* __USE_LARGEFILE64 */
128 
129 #else /* __WORDSIZE == 32 */
130 
131 struct stat
132   {
133     __dev_t st_dev;			/* Device.  */
134 # ifndef __USE_FILE_OFFSET64
135     __ino_t st_ino;			/* File serial number.	*/
136 # else
137     __ino64_t st_ino;			/* File serial number.	*/
138 # endif
139     __nlink_t st_nlink;			/* Link count.  */
140     __mode_t st_mode;			/* File mode.  */
141     __uid_t st_uid;			/* User ID of the file's owner.	*/
142     __gid_t st_gid;			/* Group ID of the file's group.*/
143     int __pad2;
144     __dev_t st_rdev;			/* Device number, if device.  */
145 # ifndef __USE_FILE_OFFSET64
146     __off_t st_size;			/* Size of file, in bytes.  */
147 # else
148     __off64_t st_size;			/* Size of file, in bytes.  */
149 # endif
150     __blksize_t st_blksize;		/* Optimal block size for I/O.  */
151 
152 # ifndef __USE_FILE_OFFSET64
153     __blkcnt_t st_blocks;		/* Number 512-byte blocks allocated. */
154 # else
155     __blkcnt64_t st_blocks;		/* Number 512-byte blocks allocated. */
156 # endif
157 # ifdef __USE_XOPEN2K8
158     /* Nanosecond resolution timestamps are stored in a format
159        equivalent to 'struct timespec'.  This is the type used
160        whenever possible but the Unix namespace rules do not allow the
161        identifier 'timespec' to appear in the <sys/stat.h> header.
162        Therefore we have to handle the use of this header in strictly
163        standard-compliant sources special.  */
164     struct timespec st_atim;		/* Time of last access.  */
165     struct timespec st_mtim;		/* Time of last modification.  */
166     struct timespec st_ctim;		/* Time of last status change.  */
167 #  define st_atime st_atim.tv_sec	/* Backward compatibility.  */
168 #  define st_mtime st_mtim.tv_sec
169 #  define st_ctime st_ctim.tv_sec
170 # else
171     __time_t st_atime;			/* Time of last access.  */
172     unsigned long int st_atimensec;	/* Nscecs of last access.  */
173     __time_t st_mtime;			/* Time of last modification.  */
174     unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
175     __time_t st_ctime;			/* Time of last status change.  */
176     unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
177 # endif
178     unsigned long int __glibc_reserved4;
179     unsigned long int __glibc_reserved5;
180     unsigned long int __glibc_reserved6;
181   };
182 
183 # ifdef __USE_LARGEFILE64
184 struct stat64
185   {
186     __dev_t st_dev;			/* Device.  */
187     __ino64_t st_ino;			/* File serial number.	*/
188     __nlink_t st_nlink;			/* Link count.  */
189     __mode_t st_mode;			/* File mode.  */
190     __uid_t st_uid;			/* User ID of the file's owner.	*/
191     __gid_t st_gid;			/* Group ID of the file's group.*/
192     int __pad2;
193     __dev_t st_rdev;			/* Device number, if device.  */
194     __off64_t st_size;			/* Size of file, in bytes.  */
195     __blksize_t st_blksize;		/* Optimal block size for I/O.  */
196     __blkcnt64_t st_blocks;		/* Number 512-byte blocks allocated. */
197 #  ifdef __USE_XOPEN2K8
198     /* Nanosecond resolution timestamps are stored in a format
199        equivalent to 'struct timespec'.  This is the type used
200        whenever possible but the Unix namespace rules do not allow the
201        identifier 'timespec' to appear in the <sys/stat.h> header.
202        Therefore we have to handle the use of this header in strictly
203        standard-compliant sources special.  */
204     struct timespec st_atim;		/* Time of last access.  */
205     struct timespec st_mtim;		/* Time of last modification.  */
206     struct timespec st_ctim;		/* Time of last status change.  */
207 #   define st_atime st_atim.tv_sec	/* Backward compatibility.  */
208 #   define st_mtime st_mtim.tv_sec
209 #   define st_ctime st_ctim.tv_sec
210 #  else
211     __time_t st_atime;			/* Time of last access.  */
212     unsigned long int st_atimensec;	/* Nscecs of last access.  */
213     __time_t st_mtime;			/* Time of last modification.  */
214     unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
215     __time_t st_ctime;			/* Time of last status change.  */
216     unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
217 #  endif
218     unsigned long int __glibc_reserved4;
219     unsigned long int __glibc_reserved5;
220     unsigned long int __glibc_reserved6;
221   };
222 # endif /* __USE_LARGEFILE64 */
223 #endif
224 
225 /* Tell code we have these members.  */
226 #define	_STATBUF_ST_BLKSIZE
227 #define _STATBUF_ST_RDEV
228 /* Nanosecond resolution time values are supported.  */
229 #define _STATBUF_ST_NSEC
230 
231 #endif /* _BITS_STRUCT_STAT_H  */
232