struct_stat.h (5533B) - Raw
1 /* Definition for struct stat. Linux/csky version. 2 Copyright (C) 2020-2025 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 #if defined __USE_FILE_OFFSET64 30 # define __field64(type, type64, name) type64 name 31 #elif __WORDSIZE == 64 || defined __INO_T_MATCHES_INO64_T 32 # if defined __INO_T_MATCHES_INO64_T && !defined __OFF_T_MATCHES_OFF64_T 33 # error "ino_t and off_t must both be the same type" 34 # endif 35 # define __field64(type, type64, name) type name 36 #elif __BYTE_ORDER == __LITTLE_ENDIAN 37 # define __field64(type, type64, name) \ 38 type name __attribute__((__aligned__ (__alignof__ (type64)))); int __##name##_pad 39 #else 40 # define __field64(type, type64, name) \ 41 int __##name##_pad __attribute__((__aligned__ (__alignof__ (type64)))); type name 42 #endif 43 44 struct stat 45 { 46 #ifdef __USE_TIME64_REDIRECTS 47 # include <bits/struct_stat_time64_helper.h> 48 #else 49 __dev_t st_dev; /* Device. */ 50 __field64(__ino_t, __ino64_t, st_ino); /* File serial number. */ 51 __mode_t st_mode; /* File mode. */ 52 __nlink_t st_nlink; /* Link count. */ 53 __uid_t st_uid; /* User ID of the file's owner. */ 54 __gid_t st_gid; /* Group ID of the file's group.*/ 55 __dev_t st_rdev; /* Device number, if device. */ 56 __dev_t __pad1; 57 __field64(__off_t, __off64_t, st_size); /* Size of file, in bytes. */ 58 __blksize_t st_blksize; /* Optimal block size for I/O. */ 59 int __pad2; 60 __field64(__blkcnt_t, __blkcnt64_t, st_blocks); /* 512-byte blocks */ 61 # ifdef __USE_XOPEN2K8 62 /* Nanosecond resolution timestamps are stored in a format 63 equivalent to 'struct timespec'. This is the type used 64 whenever possible but the Unix namespace rules do not allow the 65 identifier 'timespec' to appear in the <sys/stat.h> header. 66 Therefore we have to handle the use of this header in strictly 67 standard-compliant sources special. */ 68 struct timespec st_atim; /* Time of last access. */ 69 struct timespec st_mtim; /* Time of last modification. */ 70 struct timespec st_ctim; /* Time of last status change. */ 71 # define st_atime st_atim.tv_sec /* Backward compatibility. */ 72 # define st_mtime st_mtim.tv_sec 73 # define st_ctime st_ctim.tv_sec 74 # else 75 __time_t st_atime; /* Time of last access. */ 76 unsigned long int st_atimensec; /* Nscecs of last access. */ 77 __time_t st_mtime; /* Time of last modification. */ 78 unsigned long int st_mtimensec; /* Nsecs of last modification. */ 79 __time_t st_ctime; /* Time of last status change. */ 80 unsigned long int st_ctimensec; /* Nsecs of last status change. */ 81 # endif 82 int __glibc_reserved[2]; 83 #endif 84 }; 85 86 #undef __field64 87 88 #ifdef __USE_LARGEFILE64 89 struct stat64 90 { 91 # ifdef __USE_TIME64_REDIRECTS 92 # include <bits/struct_stat_time64_helper.h> 93 # else 94 __dev_t st_dev; /* Device. */ 95 __ino64_t st_ino; /* File serial number. */ 96 __mode_t st_mode; /* File mode. */ 97 __nlink_t st_nlink; /* Link count. */ 98 __uid_t st_uid; /* User ID of the file's owner. */ 99 __gid_t st_gid; /* Group ID of the file's group.*/ 100 __dev_t st_rdev; /* Device number, if device. */ 101 __dev_t __pad1; 102 __off64_t st_size; /* Size of file, in bytes. */ 103 __blksize_t st_blksize; /* Optimal block size for I/O. */ 104 int __pad2; 105 __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */ 106 # ifdef __USE_XOPEN2K8 107 /* Nanosecond resolution timestamps are stored in a format 108 equivalent to 'struct timespec'. This is the type used 109 whenever possible but the Unix namespace rules do not allow the 110 identifier 'timespec' to appear in the <sys/stat.h> header. 111 Therefore we have to handle the use of this header in strictly 112 standard-compliant sources special. */ 113 struct timespec st_atim; /* Time of last access. */ 114 struct timespec st_mtim; /* Time of last modification. */ 115 struct timespec st_ctim; /* Time of last status change. */ 116 # else 117 __time_t st_atime; /* Time of last access. */ 118 unsigned long int st_atimensec; /* Nscecs of last access. */ 119 __time_t st_mtime; /* Time of last modification. */ 120 unsigned long int st_mtimensec; /* Nsecs of last modification. */ 121 __time_t st_ctime; /* Time of last status change. */ 122 unsigned long int st_ctimensec; /* Nsecs of last status change. */ 123 # endif 124 int __glibc_reserved[2]; 125 # endif 126 }; 127 #endif 128 129 /* Tell code we have these members. */ 130 #define _STATBUF_ST_BLKSIZE 131 #define _STATBUF_ST_RDEV 132 /* Nanosecond resolution time values are supported. */ 133 #define _STATBUF_ST_NSEC 134 135 #endif /* _BITS_STRUCT_STAT_H */