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/* Extended cpio format from POSIX.1.
Copyright (C) 1992 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#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 */
/* 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 */
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