| /* Extended cpio format from POSIX.1. |
| This file is part of the GNU C Library. |
| Copyright (C) 1992-2021 Free Software Foundation, Inc. |
| NOTE: The canonical source of this file is maintained with the GNU cpio. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <https://www.gnu.org/licenses/>. */ |
| |
| #ifndef _CPIO_H |
| #define _CPIO_H 1 |
| |
| /* A cpio archive consists of a sequence of files. |
| Each file has a 76 byte header, |
| a variable length, NUL terminated filename, |
| and variable length file data. |
| A header for a filename "TRAILER!!!" indicates the end of the archive. */ |
| |
| /* All the fields in the header are ISO 646 (approximately ASCII) strings |
| of octal numbers, left padded, not NUL terminated. |
| |
| Field Name Length in Bytes Notes |
| c_magic 6 must be "070707" |
| c_dev 6 |
| c_ino 6 |
| c_mode 6 see below for value |
| c_uid 6 |
| c_gid 6 |
| c_nlink 6 |
| c_rdev 6 only valid for chr and blk special files |
| c_mtime 11 |
| c_namesize 6 count includes terminating NUL in pathname |
| c_filesize 11 must be 0 for FIFOs and directories */ |
| |
| /* Value for the field `c_magic'. */ |
| #define MAGIC "070707" |
| |
| /* Values for c_mode, OR'd together: */ |
| |
| #define C_IRUSR 000400 |
| #define C_IWUSR 000200 |
| #define C_IXUSR 000100 |
| #define C_IRGRP 000040 |
| #define C_IWGRP 000020 |
| #define C_IXGRP 000010 |
| #define C_IROTH 000004 |
| #define C_IWOTH 000002 |
| #define C_IXOTH 000001 |
| |
| #define C_ISUID 004000 |
| #define C_ISGID 002000 |
| #define C_ISVTX 001000 |
| |
| #define C_ISBLK 060000 |
| #define C_ISCHR 020000 |
| #define C_ISDIR 040000 |
| #define C_ISFIFO 010000 |
| #define C_ISSOCK 0140000 |
| #define C_ISLNK 0120000 |
| #define C_ISCTG 0110000 |
| #define C_ISREG 0100000 |
| |
| #endif /* cpio.h */ |