1 #ifndef _SYS_STAT_H 2 #define _SYS_STAT_H 3 4 #include <sys/types.h> 5 6 struct stat { 7 dev_t st_dev; 8 ino_t st_ino; 9 umode_t st_mode; 10 nlink_t st_nlink; 11 uid_t st_uid; 12 gid_t st_gid; 13 dev_t st_rdev; 14 off_t st_size; 15 time_t st_atime; 16 time_t st_mtime; 17 time_t st_ctime; 18 }; 19 20 #define S_IFMT 00170000 21 #define S_IFSOCK 0140000 22 #define S_IFLNK 0120000 23 #define S_IFREG 0100000 24 #define S_IFBLK 0060000 25 #define S_IFDIR 0040000 26 #define S_IFCHR 0020000 27 #define S_IFIFO 0010000 28 #define S_ISUID 0004000 29 #define S_ISGID 0002000 30 #define S_ISVTX 0001000 31 32 #define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK) 33 #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG) 34 #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) 35 #define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR) 36 #define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK) 37 #define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO) 38 #define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK) 39 40 #define S_IRWXU 00700 41 #define S_IRUSR 00400 42 #define S_IWUSR 00200 43 #define S_IXUSR 00100 44 45 #define S_IRWXG 00070 46 #define S_IRGRP 00040 47 #define S_IWGRP 00020 48 #define S_IXGRP 00010 49 50 #define S_IRWXO 00007 51 #define S_IROTH 00004 52 #define S_IWOTH 00002 53 #define S_IXOTH 00001 54 55 extern int chmod(const char *_path, mode_t mode); 56 extern int fstat(int fildes, struct stat *stat_buf); 57 extern int mkdir(const char *_path, mode_t mode); 58 extern int mkfifo(const char *_path, mode_t mode); 59 extern int stat(const char *filename, struct stat *stat_buf); 60 extern mode_t umask(mode_t mask); 61 62 #endif