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#ifndef SYS_STAT_H
#define SYS_STAT_H
#include <stddef.h>
#include <sys/types.h>
#include <time.h>
#define S_IFMT 0170000
#define S_IFDIR 0040000
#define S_IFCHR 0020000
#define S_IFBLK 0060000
#define S_IFREG 0100000
#define S_IFIFO 0010000
#define S_IFLNK 0120000
#define S_IFSOCK 0140000
#define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)
#define S_ISCHR(mode) (((mode) & S_IFMT) == S_IFCHR)
#define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)
#define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG)
#define S_ISFIFO(mode) (((mode) & S_IFMT) == S_IFIFO)
#define S_ISLNK(mode) (((mode) & S_IFMT) == S_IFLNK)
#define S_ISSOCK(mode) (((mode) & S_IFMT) == S_IFSOCK)
struct stat {
dev_t st_dev; // Device ID of device containing file.
ino_t st_ino; // File serial number.
mode_t st_mode; // Mode of file (see below).
nlink_t st_nlink; // Number of hard links to the file.
uid_t st_uid; // User ID of file.
gid_t st_gid; // Group ID of file.
dev_t st_rdev; // Device ID (if file is character or block special).
off_t st_size; // For regular files, the file size in bytes.
// For symbolic links, the length in bytes of the
// pathname contained in the symbolic link.
// For a shared memory object, the length in bytes.
// For a typed memory object, the length in bytes.
// For other file types, the use of this field is
// unspecified.
time_t st_atime; // Last data access timestamp.
time_t st_mtime; // Last data modification timestamp.
time_t st_ctime; // Last file status change timestamp.
blksize_t st_blksize; // A file system-specific preferred I/O block size
// for this object. In some file system types, this
// may vary from file to file.
blkcnt_t st_blocks; // Number of blocks allocated for this object.
};
#ifndef KERNEL
int stat(const char *path, struct stat *buf);
int fstat(int fd, struct stat *buf);
#endif
#endif
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