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1/* Copyright (C) 2011-2019 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
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 <http://www.gnu.org/licenses/>. */
18
19#if !defined _SYS_STAT_H && !defined _FCNTL_H
20# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
21#endif
22
23#ifndef _BITS_STAT_H
24#define _BITS_STAT_H 1
25
26#include <endian.h>
27#include <bits/wordsize.h>
28
29/* 64-bit libc uses the kernel's 'struct stat', accessed via the
30 stat() syscall; 32-bit libc uses the kernel's 'struct stat64'
31 and accesses it via the stat64() syscall. All the various
32 APIs offered by libc use the kernel shape for their struct stat
33 structure; the only difference is that 32-bit programs not
34 using __USE_FILE_OFFSET64 only see the low 32 bits of some
35 of the fields (specifically st_ino, st_size, and st_blocks). */
36#define _STAT_VER_KERNEL 0
37#define _STAT_VER_LINUX 0
38#define _STAT_VER _STAT_VER_KERNEL
39
40/* Versions of the `xmknod' interface. */
41#define _MKNOD_VER_LINUX 0
42
43#if defined __USE_FILE_OFFSET64
44# define __field64(type, type64, name) type64 name
45#elif __WORDSIZE == 64
46# define __field64(type, type64, name) type name
47#elif __BYTE_ORDER == __LITTLE_ENDIAN
48# define __field64(type, type64, name) \
49 type name __attribute__((__aligned__ (__alignof__ (type64)))); int __##name##_pad
50#else
51# define __field64(type, type64, name) \
52 int __##name##_pad __attribute__((__aligned__ (__alignof__ (type64)))); type name
53#endif
54
55struct stat
56 {
57 __dev_t st_dev; /* Device. */
58 __field64(__ino_t, __ino64_t, st_ino); /* File serial number. */
59 __mode_t st_mode; /* File mode. */
60 __nlink_t st_nlink; /* Link count. */
61 __uid_t st_uid; /* User ID of the file's owner. */
62 __gid_t st_gid; /* Group ID of the file's group.*/
63 __dev_t st_rdev; /* Device number, if device. */
64 __dev_t __pad1;
65 __field64(__off_t, __off64_t, st_size); /* Size of file, in bytes. */
66 __blksize_t st_blksize; /* Optimal block size for I/O. */
67 int __pad2;
68 __field64(__blkcnt_t, __blkcnt64_t, st_blocks); /* 512-byte blocks */
69#ifdef __USE_XOPEN2K8
70 /* Nanosecond resolution timestamps are stored in a format
71 equivalent to 'struct timespec'. This is the type used
72 whenever possible but the Unix namespace rules do not allow the
73 identifier 'timespec' to appear in the <sys/stat.h> header.
74 Therefore we have to handle the use of this header in strictly
75 standard-compliant sources special. */
76 struct timespec st_atim; /* Time of last access. */
77 struct timespec st_mtim; /* Time of last modification. */
78 struct timespec st_ctim; /* Time of last status change. */
79# define st_atime st_atim.tv_sec /* Backward compatibility. */
80# define st_mtime st_mtim.tv_sec
81# define st_ctime st_ctim.tv_sec
82#else
83 __time_t st_atime; /* Time of last access. */
84 unsigned long int st_atimensec; /* Nscecs of last access. */
85 __time_t st_mtime; /* Time of last modification. */
86 unsigned long int st_mtimensec; /* Nsecs of last modification. */
87 __time_t st_ctime; /* Time of last status change. */
88 unsigned long int st_ctimensec; /* Nsecs of last status change. */
89#endif
90 int __glibc_reserved[2];
91 };
92
93#undef __field64
94
95#ifdef __USE_LARGEFILE64
96struct stat64
97 {
98 __dev_t st_dev; /* Device. */
99 __ino64_t st_ino; /* File serial number. */
100 __mode_t st_mode; /* File mode. */
101 __nlink_t st_nlink; /* Link count. */
102 __uid_t st_uid; /* User ID of the file's owner. */
103 __gid_t st_gid; /* Group ID of the file's group.*/
104 __dev_t st_rdev; /* Device number, if device. */
105 __dev_t __pad1;
106 __off64_t st_size; /* Size of file, in bytes. */
107 __blksize_t st_blksize; /* Optimal block size for I/O. */
108 int __pad2;
109 __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */
110#ifdef __USE_XOPEN2K8
111 /* Nanosecond resolution timestamps are stored in a format
112 equivalent to 'struct timespec'. This is the type used
113 whenever possible but the Unix namespace rules do not allow the
114 identifier 'timespec' to appear in the <sys/stat.h> header.
115 Therefore we have to handle the use of this header in strictly
116 standard-compliant sources special. */
117 struct timespec st_atim; /* Time of last access. */
118 struct timespec st_mtim; /* Time of last modification. */
119 struct timespec st_ctim; /* Time of last status change. */
120#else
121 __time_t st_atime; /* Time of last access. */
122 unsigned long int st_atimensec; /* Nscecs of last access. */
123 __time_t st_mtime; /* Time of last modification. */
124 unsigned long int st_mtimensec; /* Nsecs of last modification. */
125 __time_t st_ctime; /* Time of last status change. */
126 unsigned long int st_ctimensec; /* Nsecs of last status change. */
127#endif
128 int __glibc_reserved[2];
129 };
130#endif
131
132/* Tell code we have these members. */
133#define _STATBUF_ST_BLKSIZE
134#define _STATBUF_ST_RDEV
135/* Nanosecond resolution time values are supported. */
136#define _STATBUF_ST_NSEC
137
138/* Encoding of the file mode. */
139
140#define __S_IFMT 0170000 /* These bits determine file type. */
141
142/* File types. */
143#define __S_IFDIR 0040000 /* Directory. */
144#define __S_IFCHR 0020000 /* Character device. */
145#define __S_IFBLK 0060000 /* Block device. */
146#define __S_IFREG 0100000 /* Regular file. */
147#define __S_IFIFO 0010000 /* FIFO. */
148#define __S_IFLNK 0120000 /* Symbolic link. */
149#define __S_IFSOCK 0140000 /* Socket. */
150
151/* POSIX.1b objects. Note that these macros always evaluate to zero. But
152 they do it by enforcing the correct use of the macros. */
153#define __S_TYPEISMQ(buf) ((buf)->st_mode - (buf)->st_mode)
154#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
155#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
156
157/* Protection bits. */
158
159#define __S_ISUID 04000 /* Set user ID on execution. */
160#define __S_ISGID 02000 /* Set group ID on execution. */
161#define __S_ISVTX 01000 /* Save swapped text after use (sticky). */
162#define __S_IREAD 0400 /* Read by owner. */
163#define __S_IWRITE 0200 /* Write by owner. */
164#define __S_IEXEC 0100 /* Execute by owner. */
165
166#ifdef __USE_ATFILE
167# define UTIME_NOW ((1l << 30) - 1l)
168# define UTIME_OMIT ((1l << 30) - 2l)
169#endif
170
171#endif /* bits/stat.h */
172

Warning: That file was not part of the compilation database. It may have many parsing errors.