/* Extended cpio format from POSIX.1.

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This file is part of the GNU C Library.

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Copyright (C) 1992-2018 Free Software Foundation, Inc.

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NOTE: The canonical source of this file is maintained with the GNU cpio.

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The GNU C Library is free software; you can redistribute it and/or

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modify it under the terms of the GNU Lesser General Public

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License as published by the Free Software Foundation; either

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version 2.1 of the License, or (at your option) any later version.

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The GNU C Library is distributed in the hope that it will be useful,

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but WITHOUT ANY WARRANTY; without even the implied warranty of

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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

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Lesser General Public License for more details.

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You should have received a copy of the GNU Lesser General Public

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License along with the GNU C Library; if not, see

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<http://www.gnu.org/licenses/>. */

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#ifndef _CPIO_H

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#define _CPIO_H 1

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/* A cpio archive consists of a sequence of files.

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Each file has a 76 byte header,

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a variable length, NUL terminated filename,

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and variable length file data.

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A header for a filename "TRAILER!!!" indicates the end of the archive. */

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/* All the fields in the header are ISO 646 (approximately ASCII) strings

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of octal numbers, left padded, not NUL terminated.

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Field Name Length in Bytes Notes

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c_magic 6 must be "070707"

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c_dev 6

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c_ino 6

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c_mode 6 see below for value

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c_uid 6

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c_gid 6

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c_nlink 6

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c_rdev 6 only valid for chr and blk special files

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c_mtime 11

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c_namesize 6 count includes terminating NUL in pathname

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c_filesize 11 must be 0 for FIFOs and directories */

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/* Value for the field `c_magic'. */

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#define MAGIC "070707"

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/* Values for c_mode, OR'd together: */

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#define C_IRUSR 000400

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#define C_IWUSR 000200

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#define C_IXUSR 000100

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#define C_IRGRP 000040

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#define C_IWGRP 000020

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#define C_IXGRP 000010

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#define C_IROTH 000004

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#define C_IWOTH 000002

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#define C_IXOTH 000001

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#define C_ISUID 004000

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#define C_ISGID 002000

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#define C_ISVTX 001000

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#define C_ISBLK 060000

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#define C_ISCHR 020000

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#define C_ISDIR 040000

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#define C_ISFIFO 010000

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#define C_ISSOCK 0140000

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#define C_ISLNK 0120000

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#define C_ISCTG 0110000

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#define C_ISREG 0100000

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#endif /* cpio.h */

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