Add the DragonFly cvs id and perform general cleanups on cvs/rcs/sccs ids. Most
[dragonfly.git] / bin / pax / cpio.h
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1/*-
2 * Copyright (c) 1992 Keith Muller.
3 * Copyright (c) 1992, 1993
4 * The Regents of the University of California. All rights reserved.
5 *
6 * This code is derived from software contributed to Berkeley by
7 * Keith Muller of the University of California, San Diego.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed by the University of
20 * California, Berkeley and its contributors.
21 * 4. Neither the name of the University nor the names of its contributors
22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 * @(#)cpio.h 8.1 (Berkeley) 5/31/93
38 * $FreeBSD: src/bin/pax/cpio.h,v 1.6 1999/08/27 23:14:41 peter Exp $
1de703da 39 * $DragonFly: src/bin/pax/cpio.h,v 1.2 2003/06/17 04:22:50 dillon Exp $
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40 */
41
42/*
43 * Defines common to all versions of cpio
44 */
45#define TRAILER "TRAILER!!!" /* name in last archive record */
46
47/*
48 * Header encoding of the different file types
49 */
50#define C_ISDIR 040000 /* Directory */
51#define C_ISFIFO 010000 /* FIFO */
52#define C_ISREG 0100000 /* Regular file */
53#define C_ISBLK 060000 /* Block special file */
54#define C_ISCHR 020000 /* Character special file */
55#define C_ISCTG 0110000 /* Reserved for contiguous files */
56#define C_ISLNK 0120000 /* Reserved for symbolic links */
57#define C_ISOCK 0140000 /* Reserved for sockets */
58#define C_IFMT 0170000 /* type of file */
59
60/*
61 * Data Interchange Format - Extended cpio header format - POSIX 1003.1-1990
62 */
63typedef struct {
64 char c_magic[6]; /* magic cookie */
65 char c_dev[6]; /* device number */
66 char c_ino[6]; /* inode number */
67 char c_mode[6]; /* file type/access */
68 char c_uid[6]; /* owners uid */
69 char c_gid[6]; /* owners gid */
70 char c_nlink[6]; /* # of links at archive creation */
71 char c_rdev[6]; /* block/char major/minor # */
72 char c_mtime[11]; /* modification time */
73 char c_namesize[6]; /* length of pathname */
74 char c_filesize[11]; /* length of file in bytes */
75} HD_CPIO;
76
77#define MAGIC 070707 /* transportable archive id */
78
79#ifdef _PAX_
80#define AMAGIC "070707" /* ascii equivalent string of MAGIC */
81#define CPIO_MASK 0x3ffff /* bits valid in the dev/ino fields */
82 /* used for dev/inode remaps */
83#endif /* _PAX_ */
84
85/*
86 * Binary cpio header structure
87 *
88 * CAUTION! CAUTION! CAUTION!
89 * Each field really represents a 16 bit short (NOT ASCII). Described as
90 * an array of chars in an attempt to improve portability!!
91 */
92typedef struct {
93 u_char h_magic[2];
94 u_char h_dev[2];
95 u_char h_ino[2];
96 u_char h_mode[2];
97 u_char h_uid[2];
98 u_char h_gid[2];
99 u_char h_nlink[2];
100 u_char h_rdev[2];
101 u_char h_mtime_1[2];
102 u_char h_mtime_2[2];
103 u_char h_namesize[2];
104 u_char h_filesize_1[2];
105 u_char h_filesize_2[2];
106} HD_BCPIO;
107
108#ifdef _PAX_
109/*
110 * extraction and creation macros for binary cpio
111 */
112#define SHRT_EXT(ch) ((((unsigned)(ch)[0])<<8) | (((unsigned)(ch)[1])&0xff))
113#define RSHRT_EXT(ch) ((((unsigned)(ch)[1])<<8) | (((unsigned)(ch)[0])&0xff))
114#define CHR_WR_0(val) ((char)(((val) >> 24) & 0xff))
115#define CHR_WR_1(val) ((char)(((val) >> 16) & 0xff))
116#define CHR_WR_2(val) ((char)(((val) >> 8) & 0xff))
117#define CHR_WR_3(val) ((char)((val) & 0xff))
118
119/*
120 * binary cpio masks and pads
121 */
122#define BCPIO_PAD(x) ((2 - ((x) & 1)) & 1) /* pad to next 2 byte word */
123#define BCPIO_MASK 0xffff /* mask for dev/ino fields */
124#endif /* _PAX_ */
125
126/*
127 * System VR4 cpio header structure (with/without file data crc)
128 */
129typedef struct {
130 char c_magic[6]; /* magic cookie */
131 char c_ino[8]; /* inode number */
132 char c_mode[8]; /* file type/access */
133 char c_uid[8]; /* owners uid */
134 char c_gid[8]; /* owners gid */
135 char c_nlink[8]; /* # of links at archive creation */
136 char c_mtime[8]; /* modification time */
137 char c_filesize[8]; /* length of file in bytes */
138 char c_maj[8]; /* block/char major # */
139 char c_min[8]; /* block/char minor # */
140 char c_rmaj[8]; /* special file major # */
141 char c_rmin[8]; /* special file minor # */
142 char c_namesize[8]; /* length of pathname */
143 char c_chksum[8]; /* 0 OR CRC of bytes of FILE data */
144} HD_VCPIO;
145
146#define VMAGIC 070701 /* sVr4 new portable archive id */
147#define VCMAGIC 070702 /* sVr4 new portable archive id CRC */
148#ifdef _PAX_
149#define AVMAGIC "070701" /* ascii string of above */
150#define AVCMAGIC "070702" /* ascii string of above */
151#define VCPIO_PAD(x) ((4 - ((x) & 3)) & 3) /* pad to next 4 byte word */
152#define VCPIO_MASK 0xffffffff /* mask for dev/ino fields */
153#endif /* _PAX_ */