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