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90aea514c6
Remove ancient SCCS tags from the tree, automated scripting, with two minor fixup to keep things compiling. All the common forms in the tree were removed with a perl script. Sponsored by: Netflix
148 lines
5.4 KiB
C
148 lines
5.4 KiB
C
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 1992 Keith Muller.
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Keith Muller of the University of California, San Diego.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* Defines common to all versions of cpio
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*/
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#define TRAILER "TRAILER!!!" /* name in last archive record */
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/*
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* Header encoding of the different file types
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*/
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#define C_ISDIR 040000 /* Directory */
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#define C_ISFIFO 010000 /* FIFO */
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#define C_ISREG 0100000 /* Regular file */
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#define C_ISBLK 060000 /* Block special file */
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#define C_ISCHR 020000 /* Character special file */
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#define C_ISCTG 0110000 /* Reserved for contiguous files */
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#define C_ISLNK 0120000 /* Reserved for symbolic links */
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#define C_ISOCK 0140000 /* Reserved for sockets */
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#define C_IFMT 0170000 /* type of file */
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/*
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* Data Interchange Format - Extended cpio header format - POSIX 1003.1-1990
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*/
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typedef struct {
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char c_magic[6]; /* magic cookie */
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char c_dev[6]; /* device number */
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char c_ino[6]; /* inode number */
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char c_mode[6]; /* file type/access */
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char c_uid[6]; /* owners uid */
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char c_gid[6]; /* owners gid */
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char c_nlink[6]; /* # of links at archive creation */
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char c_rdev[6]; /* block/char major/minor # */
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char c_mtime[11]; /* modification time */
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char c_namesize[6]; /* length of pathname */
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char c_filesize[11]; /* length of file in bytes */
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} HD_CPIO __aligned(1);
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#define MAGIC 070707 /* transportable archive id */
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#ifdef _PAX_
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#define AMAGIC "070707" /* ascii equivalent string of MAGIC */
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#define CPIO_MASK 0x3ffff /* bits valid in the dev/ino fields */
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/* used for dev/inode remaps */
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#endif /* _PAX_ */
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/*
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* Binary cpio header structure
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*
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* CAUTION! CAUTION! CAUTION!
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* Each field really represents a 16 bit short (NOT ASCII). Described as
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* an array of chars in an attempt to improve portability!!
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*/
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typedef struct {
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u_char h_magic[2];
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u_char h_dev[2];
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u_char h_ino[2];
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u_char h_mode[2];
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u_char h_uid[2];
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u_char h_gid[2];
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u_char h_nlink[2];
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u_char h_rdev[2];
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u_char h_mtime_1[2];
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u_char h_mtime_2[2];
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u_char h_namesize[2];
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u_char h_filesize_1[2];
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u_char h_filesize_2[2];
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} HD_BCPIO __aligned(1);
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#ifdef _PAX_
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/*
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* extraction and creation macros for binary cpio
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*/
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#define SHRT_EXT(ch) ((((unsigned)(ch)[0])<<8) | (((unsigned)(ch)[1])&0xff))
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#define RSHRT_EXT(ch) ((((unsigned)(ch)[1])<<8) | (((unsigned)(ch)[0])&0xff))
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#define CHR_WR_0(val) ((char)(((val) >> 24) & 0xff))
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#define CHR_WR_1(val) ((char)(((val) >> 16) & 0xff))
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#define CHR_WR_2(val) ((char)(((val) >> 8) & 0xff))
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#define CHR_WR_3(val) ((char)((val) & 0xff))
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/*
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* binary cpio masks and pads
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*/
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#define BCPIO_PAD(x) ((2 - ((x) & 1)) & 1) /* pad to next 2 byte word */
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#define BCPIO_MASK 0xffff /* mask for dev/ino fields */
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#endif /* _PAX_ */
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/*
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* System VR4 cpio header structure (with/without file data crc)
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*/
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typedef struct {
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char c_magic[6]; /* magic cookie */
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char c_ino[8]; /* inode number */
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char c_mode[8]; /* file type/access */
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char c_uid[8]; /* owners uid */
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char c_gid[8]; /* owners gid */
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char c_nlink[8]; /* # of links at archive creation */
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char c_mtime[8]; /* modification time */
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char c_filesize[8]; /* length of file in bytes */
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char c_maj[8]; /* block/char major # */
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char c_min[8]; /* block/char minor # */
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char c_rmaj[8]; /* special file major # */
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char c_rmin[8]; /* special file minor # */
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char c_namesize[8]; /* length of pathname */
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char c_chksum[8]; /* 0 OR CRC of bytes of FILE data */
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} HD_VCPIO __aligned(1);
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#define VMAGIC 070701 /* sVr4 new portable archive id */
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#define VCMAGIC 070702 /* sVr4 new portable archive id CRC */
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#ifdef _PAX_
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#define AVMAGIC "070701" /* ascii string of above */
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#define AVCMAGIC "070702" /* ascii string of above */
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#define VCPIO_PAD(x) ((4 - ((x) & 3)) & 3) /* pad to next 4 byte word */
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#define VCPIO_MASK 0xffffffff /* mask for dev/ino fields */
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#endif /* _PAX_ */
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