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| 1 | /* Definition for struct stat. |
|---|---|
| 2 | Copyright (C) 2020-2024 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 | #ifndef __USE_FILE_OFFSET64 |
| 27 | struct stat |
| 28 | { |
| 29 | #ifdef __USE_TIME_BITS64 |
| 30 | # include <bits/struct_stat_time64_helper.h> |
| 31 | #else |
| 32 | __dev_t st_dev; /* Device. */ |
| 33 | __ino_t st_ino; /* File serial number. */ |
| 34 | __mode_t st_mode; /* File mode. */ |
| 35 | __nlink_t st_nlink; /* Link count. */ |
| 36 | __uid_t st_uid; /* User ID of the file's owner. */ |
| 37 | __gid_t st_gid; /* Group ID of the file's group. */ |
| 38 | __dev_t st_rdev; /* Device number, if device. */ |
| 39 | unsigned long __pad2; |
| 40 | __off_t st_size; /* Size of file, in bytes. */ |
| 41 | __blksize_t st_blksize; /* Optimal block size for I/O. */ |
| 42 | int __pad3; |
| 43 | __blkcnt_t st_blocks; /* Number 512-byte blocks allocated. */ |
| 44 | # ifdef __USE_XOPEN2K8 |
| 45 | /* Nanosecond resolution timestamps are stored in a format |
| 46 | * equivalent to 'struct timespec'. This is the type used |
| 47 | * whenever possible but the Unix namespace rules do not allow the |
| 48 | * identifier 'timespec' to appear in the <sys/stat.h> header. |
| 49 | * Therefore we have to handle the use of this header in strictly |
| 50 | * standard-compliant sources special. */ |
| 51 | struct timespec st_atim; /* Time of last access. */ |
| 52 | struct timespec st_mtim; /* Time of last modification. */ |
| 53 | struct timespec st_ctim; /* Time of last status change. */ |
| 54 | # define st_atime st_atim.tv_sec /* Backward compatibility. */ |
| 55 | # define st_mtime st_mtim.tv_sec |
| 56 | # define st_ctime st_ctim.tv_sec |
| 57 | # else |
| 58 | __time_t st_atime; /* Time of last access. */ |
| 59 | unsigned long int st_atimensec; /* Nscecs of last access. */ |
| 60 | __time_t st_mtime; /* Time of last modification. */ |
| 61 | unsigned long int st_mtimensec; /* Nsecs of last modification. */ |
| 62 | __time_t st_ctime; /* Time of last status change. */ |
| 63 | unsigned long int st_ctimensec; /* Nsecs of last status change. */ |
| 64 | # endif |
| 65 | unsigned int __glibc_reserved4; |
| 66 | unsigned int __glibc_reserved5; |
| 67 | #endif /* __USE_TIME_BITS64 */ |
| 68 | }; |
| 69 | #else /* __USE_FILE_OFFSET64 */ |
| 70 | /* MS: If __USE_FILE_OFFSET64 is setup then struct stat should match stat64 |
| 71 | * structure. Glibc has no type __dev64_t that's why I had to use standard |
| 72 | * type for st_dev and st_rdev. Several architectures uses pads after st_dev |
| 73 | * but this approach covers BIG and LITTLE endian. I think it is better to |
| 74 | * create one ifdef to separate stats structures. */ |
| 75 | struct stat |
| 76 | { |
| 77 | #ifdef __USE_TIME_BITS64 |
| 78 | # include <bits/struct_stat_time64_helper.h> |
| 79 | #else |
| 80 | unsigned long long st_dev; /* Device. */ |
| 81 | __ino64_t st_ino; /* 32bit file serial number. */ |
| 82 | __mode_t st_mode; /* File mode. */ |
| 83 | __nlink_t st_nlink; /* Link count. */ |
| 84 | __uid_t st_uid; /* User ID of the file's owner. */ |
| 85 | __gid_t st_gid; /* Group ID of the file's group. */ |
| 86 | unsigned long long st_rdev; /* Device number, if device. */ |
| 87 | unsigned long long __pad2; |
| 88 | __off64_t st_size; /* Size of file, in bytes. */ |
| 89 | __blksize_t st_blksize; /* Optimal block size for I/O. */ |
| 90 | int __pad3; |
| 91 | __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ |
| 92 | # ifdef __USE_XOPEN2K8 |
| 93 | /* Nanosecond resolution timestamps are stored in a format |
| 94 | * equivalent to 'struct timespec'. This is the type used |
| 95 | * whenever possible but the Unix namespace rules do not allow the |
| 96 | * identifier 'timespec' to appear in the <sys/stat.h> header. |
| 97 | * Therefore we have to handle the use of this header in strictly |
| 98 | * standard-compliant sources special. */ |
| 99 | struct timespec st_atim; /* Time of last access. */ |
| 100 | struct timespec st_mtim; /* Time of last modification. */ |
| 101 | struct timespec st_ctim; /* Time of last status change. */ |
| 102 | # define st_atime st_atim.tv_sec /* Backward compatibility. */ |
| 103 | # define st_mtime st_mtim.tv_sec |
| 104 | # define st_ctime st_ctim.tv_sec |
| 105 | # else |
| 106 | __time_t st_atime; /* Time of last access. */ |
| 107 | unsigned long int st_atimensec; /* Nscecs of last access. */ |
| 108 | __time_t st_mtime; /* Time of last modification. */ |
| 109 | unsigned long int st_mtimensec; /* Nsecs of last modification. */ |
| 110 | __time_t st_ctime; /* Time of last status change. */ |
| 111 | unsigned long int st_ctimensec; /* Nsecs of last status change. */ |
| 112 | # endif |
| 113 | unsigned int __glibc_reserved4; |
| 114 | unsigned int __glibc_reserved5; |
| 115 | # endif /* __USE_TIME_BITS64 */ |
| 116 | }; |
| 117 | #endif /* __USE_FILE_OFFSET64 */ |
| 118 | |
| 119 | #ifdef __USE_LARGEFILE64 |
| 120 | struct stat64 |
| 121 | { |
| 122 | # ifdef __USE_TIME_BITS64 |
| 123 | # include <bits/struct_stat_time64_helper.h> |
| 124 | # else |
| 125 | unsigned long long st_dev; /* Device. */ |
| 126 | __ino64_t st_ino; /* 32bit file serial number. */ |
| 127 | __mode_t st_mode; /* File mode. */ |
| 128 | __nlink_t st_nlink; /* Link count. */ |
| 129 | __uid_t st_uid; /* User ID of the file's owner. */ |
| 130 | __gid_t st_gid; /* Group ID of the file's group. */ |
| 131 | unsigned long long st_rdev; /* Device number, if device. */ |
| 132 | unsigned long long __pad2; |
| 133 | __off64_t st_size; /* Size of file, in bytes. */ |
| 134 | __blksize_t st_blksize; /* Optimal block size for I/O. */ |
| 135 | int __pad3; |
| 136 | __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ |
| 137 | # ifdef __USE_XOPEN2K8 |
| 138 | /* Nanosecond resolution timestamps are stored in a format |
| 139 | * equivalent to 'struct timespec'. This is the type used |
| 140 | * whenever possible but the Unix namespace rules do not allow the |
| 141 | * identifier 'timespec' to appear in the <sys/stat.h> header. |
| 142 | * Therefore we have to handle the use of this header in strictly |
| 143 | * standard-compliant sources special. */ |
| 144 | struct timespec st_atim; /* Time of last access. */ |
| 145 | struct timespec st_mtim; /* Time of last modification. */ |
| 146 | struct timespec st_ctim; /* Time of last status change. */ |
| 147 | # define st_atime st_atim.tv_sec /* Backward compatibility. */ |
| 148 | # define st_mtime st_mtim.tv_sec |
| 149 | # define st_ctime st_ctim.tv_sec |
| 150 | # else |
| 151 | __time_t st_atime; /* Time of last access. */ |
| 152 | unsigned long int st_atimensec; /* Nscecs of last access. */ |
| 153 | __time_t st_mtime; /* Time of last modification. */ |
| 154 | unsigned long int st_mtimensec; /* Nsecs of last modification. */ |
| 155 | __time_t st_ctime; /* Time of last status change. */ |
| 156 | unsigned long int st_ctimensec; /* Nsecs of last status change. */ |
| 157 | # endif |
| 158 | unsigned int __glibc_reserved4; |
| 159 | unsigned int __glibc_reserved5; |
| 160 | # endif /* __USE_TIME_BITS64 */ |
| 161 | }; |
| 162 | #endif |
| 163 | |
| 164 | /* Tell code we have these members. */ |
| 165 | #define _STATBUF_ST_BLKSIZE |
| 166 | #define _STATBUF_ST_RDEV |
| 167 | /* Nanosecond resolution time values are supported. */ |
| 168 | #define _STATBUF_ST_NSEC |
| 169 | |
| 170 | #endif /* _BITS_STRUCT_STAT_H */ |
| 171 |
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