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https://github.com/RGBCube/serenity
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9a6bd85924
Create POSIX utimensat() library call and corresponding system call to update file access and modification times.
78 lines
2.1 KiB
C
78 lines
2.1 KiB
C
/*
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* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <Kernel/API/POSIX/sys/types.h>
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#include <Kernel/API/POSIX/time.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define S_IFMT 0170000
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#define S_IFDIR 0040000
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#define S_IFCHR 0020000
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#define S_IFBLK 0060000
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#define S_IFREG 0100000
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#define S_IFIFO 0010000
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#define S_IFLNK 0120000
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#define S_IFSOCK 0140000
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#define S_ISUID 04000
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#define S_ISGID 02000
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#define S_ISVTX 01000
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#define S_IRUSR 0400
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#define S_IWUSR 0200
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#define S_IXUSR 0100
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#define S_IREAD S_IRUSR
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#define S_IWRITE S_IWUSR
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#define S_IEXEC S_IXUSR
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#define S_IRGRP 0040
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#define S_IWGRP 0020
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#define S_IXGRP 0010
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#define S_IROTH 0004
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#define S_IWOTH 0002
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#define S_IXOTH 0001
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#define S_IRWXU (S_IRUSR | S_IWUSR | S_IXUSR)
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#define S_IRWXG (S_IRWXU >> 3)
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#define S_IRWXO (S_IRWXG >> 3)
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#define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR)
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#define S_ISCHR(m) (((m)&S_IFMT) == S_IFCHR)
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#define S_ISBLK(m) (((m)&S_IFMT) == S_IFBLK)
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#define S_ISREG(m) (((m)&S_IFMT) == S_IFREG)
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#define S_ISFIFO(m) (((m)&S_IFMT) == S_IFIFO)
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#define S_ISLNK(m) (((m)&S_IFMT) == S_IFLNK)
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#define S_ISSOCK(m) (((m)&S_IFMT) == S_IFSOCK)
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struct stat {
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dev_t st_dev; /* ID of device containing file */
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ino_t st_ino; /* inode number */
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mode_t st_mode; /* protection */
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nlink_t st_nlink; /* number of hard links */
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uid_t st_uid; /* user ID of owner */
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gid_t st_gid; /* group ID of owner */
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dev_t st_rdev; /* device ID (if special file) */
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off_t st_size; /* total size, in bytes */
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blksize_t st_blksize; /* block size for file system I/O */
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blkcnt_t st_blocks; /* number of 512-byte blocks allocated */
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struct timespec st_atim; /* time of last access */
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struct timespec st_mtim; /* time of last modification */
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struct timespec st_ctim; /* time of last status change */
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};
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#define st_atime st_atim.tv_sec
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#define st_mtime st_mtim.tv_sec
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#define st_ctime st_ctim.tv_sec
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#define UTIME_OMIT -1
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#define UTIME_NOW -2
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#ifdef __cplusplus
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}
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#endif
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