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01: /* Extended cpio format from POSIX.1.
02:    This file is part of the GNU C Library.
03:    Copyright (C) 1992, 1998 Free Software Foundation, Inc.
04:    NOTE: The canonical source of this file is maintained with the GNU cpio.
05: 
06:    The GNU C Library is free software; you can redistribute it and/or
07:    modify it under the terms of the GNU Lesser General Public
08:    License as published by the Free Software Foundation; either
09:    version 2.1 of the License, or (at your option) any later version.
10: 
11:    The GNU C Library is distributed in the hope that it will be useful,
12:    but WITHOUT ANY WARRANTY; without even the implied warranty of
13:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14:    Lesser General Public License for more details.
15: 
16:    You should have received a copy of the GNU Lesser General Public
17:    License along with the GNU C Library; if not, write to the Free
18:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19:    02111-1307 USA.  */
20: 
21: #ifndef _CPIO_H
22: #define _CPIO_H 1
23: 
24: /* A cpio archive consists of a sequence of files.
25:    Each file has a 76 byte header,
26:    a variable length, NUL terminated filename,
27:    and variable length file data.
28:    A header for a filename "TRAILER!!!" indicates the end of the archive.  */
29: 
30: /* All the fields in the header are ISO 646 (approximately ASCII) strings
31:    of octal numbers, left padded, not NUL terminated.
32: 
33:    Field Name   Length in Bytes Notes
34:    c_magic      6               must be "070707"
35:    c_dev        6
36:    c_ino        6
37:    c_mode       6               see below for value
38:    c_uid        6
39:    c_gid        6
40:    c_nlink      6
41:    c_rdev       6               only valid for chr and blk special files
42:    c_mtime      11
43:    c_namesize   6               count includes terminating NUL in pathname
44:    c_filesize   11              must be 0 for FIFOs and directories  */
45: 
46: /* Value for the field `c_magic'.  */
47: #define MAGIC   "070707"
48: 
49: /* Values for c_mode, OR'd together: */
50: 
51: #define C_IRUSR         000400
52: #define C_IWUSR         000200
53: #define C_IXUSR         000100
54: #define C_IRGRP         000040
55: #define C_IWGRP         000020
56: #define C_IXGRP         000010
57: #define C_IROTH         000004
58: #define C_IWOTH         000002
59: #define C_IXOTH         000001
60: 
61: #define C_ISUID         004000
62: #define C_ISGID         002000
63: #define C_ISVTX         001000
64: 
65: #define C_ISBLK         060000
66: #define C_ISCHR         020000
67: #define C_ISDIR         040000
68: #define C_ISFIFO        010000
69: #define C_ISSOCK        0140000
70: #define C_ISLNK         0120000
71: #define C_ISCTG         0110000
72: #define C_ISREG         0100000
73: 
74: #endif /* cpio.h */
75: 

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