1 /* Definition for struct stat. 2 Copyright (C) 2020-2021 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 struct stat 30 { 31 __dev_t st_dev; /* Device. */ 32 #if __WORDSIZE == 64 || !defined __USE_FILE_OFFSET64 33 unsigned short int __pad1; 34 __ino_t st_ino; /* File serial number. */ 35 #else 36 __ino64_t st_ino; /* File serial number. */ 37 #endif 38 __mode_t st_mode; /* File mode. */ 39 __nlink_t st_nlink; /* Link count. */ 40 __uid_t st_uid; /* User ID of the file's owner. */ 41 __gid_t st_gid; /* Group ID of the file's group.*/ 42 __dev_t st_rdev; /* Device number, if device. */ 43 unsigned short int __pad2; 44 #ifndef __USE_FILE_OFFSET64 45 __off_t st_size; /* Size of file, in bytes. */ 46 #else 47 __off64_t st_size; /* Size of file, in bytes. */ 48 #endif 49 __blksize_t st_blksize; /* Optimal block size for I/O. */ 50 51 #ifndef __USE_FILE_OFFSET64 52 __blkcnt_t st_blocks; /* Number 512-byte blocks allocated. */ 53 #else 54 __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ 55 #endif 56 #ifdef __USE_XOPEN2K8 57 /* Nanosecond resolution timestamps are stored in a format 58 equivalent to 'struct timespec'. This is the type used 59 whenever possible but the Unix namespace rules do not allow the 60 identifier 'timespec' to appear in the <sys/stat.h> header. 61 Therefore we have to handle the use of this header in strictly 62 standard-compliant sources special. */ 63 struct timespec st_atim; /* Time of last access. */ 64 struct timespec st_mtim; /* Time of last modification. */ 65 struct timespec st_ctim; /* Time of last status change. */ 66 # define st_atime st_atim.tv_sec /* Backward compatibility. */ 67 # define st_mtime st_mtim.tv_sec 68 # define st_ctime st_ctim.tv_sec 69 #else 70 __time_t st_atime; /* Time of last access. */ 71 unsigned long int st_atimensec; /* Nscecs of last access. */ 72 __time_t st_mtime; /* Time of last modification. */ 73 unsigned long int st_mtimensec; /* Nsecs of last modification. */ 74 __time_t st_ctime; /* Time of last status change. */ 75 unsigned long int st_ctimensec; /* Nsecs of last status change. */ 76 #endif 77 unsigned long int __glibc_reserved4; 78 unsigned long int __glibc_reserved5; 79 }; 80 81 #ifdef __USE_LARGEFILE64 82 struct stat64 83 { 84 __dev_t st_dev; /* Device. */ 85 # if __WORDSIZE == 64 86 unsigned short int __pad1; 87 # endif 88 __ino64_t st_ino; /* File serial number. */ 89 __mode_t st_mode; /* File mode. */ 90 __nlink_t st_nlink; /* Link count. */ 91 __uid_t st_uid; /* User ID of the file's owner. */ 92 __gid_t st_gid; /* Group ID of the file's group.*/ 93 __dev_t st_rdev; /* Device number, if device. */ 94 unsigned short int __pad2; 95 __off64_t st_size; /* Size of file, in bytes. */ 96 __blksize_t st_blksize; /* Optimal block size for I/O. */ 97 98 __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */ 99 # ifdef __USE_XOPEN2K8 100 /* Nanosecond resolution timestamps are stored in a format 101 equivalent to 'struct timespec'. This is the type used 102 whenever possible but the Unix namespace rules do not allow the 103 identifier 'timespec' to appear in the <sys/stat.h> header. 104 Therefore we have to handle the use of this header in strictly 105 standard-compliant sources special. */ 106 struct timespec st_atim; /* Time of last access. */ 107 struct timespec st_mtim; /* Time of last modification. */ 108 struct timespec st_ctim; /* Time of last status change. */ 109 # define st_atime st_atim.tv_sec /* Backward compatibility. */ 110 # define st_mtime st_mtim.tv_sec 111 # define st_ctime st_ctim.tv_sec 112 # else 113 __time_t st_atime; /* Time of last access. */ 114 unsigned long int st_atimensec; /* Nscecs of last access. */ 115 __time_t st_mtime; /* Time of last modification. */ 116 unsigned long int st_mtimensec; /* Nsecs of last modification. */ 117 __time_t st_ctime; /* Time of last status change. */ 118 unsigned long int st_ctimensec; /* Nsecs of last status change. */ 119 # endif 120 unsigned long int __glibc_reserved4; 121 unsigned long int __glibc_reserved5; 122 }; 123 #endif 124 125 /* Tell code we have these members. */ 126 #define _STATBUF_ST_BLKSIZE 127 #define _STATBUF_ST_RDEV 128 /* Nanosecond resolution time values are supported. */ 129 #define _STATBUF_ST_NSEC 130 131 #endif /* _BITS_STRUCT_STAT_H */