git://sourceware.org / glibc.git / blame
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| af69217f UD |
1 | /* Extended cpio format from POSIX.1. |
| 2 | This file is part of the GNU C Library. | |
| 3 | Copyright (C) 1992, 1998 Free Software Foundation, Inc. | |
| 4 | ||
| 5 | NOTE: The canonical source of this file is maintained with the GNU cpio. | |
| 6 | Bugs can be reported to bug-glibc@gnu.org. | |
| 7 | ||
| 8 | The GNU C Library is free software; you can redistribute it and/or | |
| 9 | modify it under the terms of the GNU Library General Public License as | |
| 10 | published by the Free Software Foundation; either version 2 of the | |
| 11 | License, or (at your option) any later version. | |
| 12 | ||
| 13 | The GNU C Library is distributed in the hope that it will be useful, | |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 | Library General Public License for more details. | |
| 17 | ||
| 18 | You should have received a copy of the GNU Library General Public | |
| 19 | License along with the GNU C Library; see the file COPYING.LIB. If not, | |
| 20 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 21 | Boston, MA 02111-1307, USA. */ | |
| 22 | ||
| 23 | #ifndef _CPIO_H | |
| 24 | #define _CPIO_H 1 | |
| 25 | ||
| 26 | /* A cpio archive consists of a sequence of files. | |
| 27 | Each file has a 76 byte header, | |
| 28 | a variable length, NUL terminated filename, | |
| 29 | and variable length file data. | |
| 30 | A header for a filename "TRAILER!!!" indicates the end of the archive. */ | |
| 31 | ||
| 32 | /* All the fields in the header are ISO 646 (approximately ASCII) strings | |
| 33 | of octal numbers, left padded, not NUL terminated. | |
| 34 | ||
| 35 | Field Name Length in Bytes Notes | |
| 36 | c_magic 6 must be "070707" | |
| 37 | c_dev 6 | |
| 38 | c_ino 6 | |
| 39 | c_mode 6 see below for value | |
| 40 | c_uid 6 | |
| 41 | c_gid 6 | |
| 42 | c_nlink 6 | |
| 43 | c_rdev 6 only valid for chr and blk special files | |
| 44 | c_mtime 11 | |
| 45 | c_namesize 6 count includes terminating NUL in pathname | |
| 46 | c_filesize 11 must be 0 for FIFOs and directories */ | |
| 47 | ||
| 48 | /* Value for the field `c_magic'. */ | |
| 49 | #define MAGIC "070707" | |
| 50 | ||
| 51 | /* Values for c_mode, OR'd together: */ | |
| 52 | ||
| 53 | #define C_IRUSR 000400 | |
| 54 | #define C_IWUSR 000200 | |
| 55 | #define C_IXUSR 000100 | |
| 56 | #define C_IRGRP 000040 | |
| 57 | #define C_IWGRP 000020 | |
| 58 | #define C_IXGRP 000010 | |
| 59 | #define C_IROTH 000004 | |
| 60 | #define C_IWOTH 000002 | |
| 61 | #define C_IXOTH 000001 | |
| 62 | ||
| 63 | #define C_ISUID 004000 | |
| 64 | #define C_ISGID 002000 | |
| 65 | #define C_ISVTX 001000 | |
| 66 | ||
| 67 | #define C_ISBLK 060000 | |
| 68 | #define C_ISCHR 020000 | |
| 69 | #define C_ISDIR 040000 | |
| 70 | #define C_ISFIFO 010000 | |
| 71 | #define C_ISSOCK 0140000 | |
| 72 | #define C_ISLNK 0120000 | |
| 73 | #define C_ISCTG 0110000 | |
| 74 | #define C_ISREG 0100000 | |
| 75 | ||
| 76 | #endif /* cpio.h */ |