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