1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1992 Keith Muller.
5 * Copyright (c) 1992, 1993
6 *	The Regents of the University of California.  All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * Keith Muller of the University of California, San Diego.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36/*
37 * argv[0] names. Used for tar and cpio emulation
38 */
39
40#define NM_TAR  "tar"
41#define NM_CPIO "cpio"
42#define NM_PAX  "pax"
43
44/*
45 * Constants used to specify the legal sets of flags in pax. For each major
46 * operation mode of pax, a set of illegal flags is defined. If any one of
47 * those illegal flags are found set, we scream and exit
48 */
49#define NONE	"none"
50
51/*
52 * flags (one for each option).
53 */
54#define	AF	0x00000001
55#define	BF	0x00000002
56#define	CF	0x00000004
57#define	DF	0x00000008
58#define	FF	0x00000010
59#define	IF	0x00000020
60#define	KF	0x00000040
61#define	LF	0x00000080
62#define	NF	0x00000100
63#define	OF	0x00000200
64#define	PF	0x00000400
65#define	RF	0x00000800
66#define	SF	0x00001000
67#define	TF	0x00002000
68#define	UF	0x00004000
69#define	VF	0x00008000
70#define	WF	0x00010000
71#define	XF	0x00020000
72#define	CBF	0x00040000	/* nonstandard extension */
73#define	CDF	0x00080000	/* nonstandard extension */
74#define	CEF	0x00100000	/* nonstandard extension */
75#define	CGF	0x00200000	/* nonstandard extension */
76#define	CHF	0x00400000	/* nonstandard extension */
77#define	CLF	0x00800000	/* nonstandard extension */
78#define	CPF	0x01000000	/* nonstandard extension */
79#define	CTF	0x02000000	/* nonstandard extension */
80#define	CUF	0x04000000	/* nonstandard extension */
81#define	CXF	0x08000000
82#define	CYF	0x10000000	/* nonstandard extension */
83#define	CZF	0x20000000	/* nonstandard extension */
84
85/*
86 * ascii string indexed by bit position above (alter the above and you must
87 * alter this string) used to tell the user what flags caused us to complain
88 */
89#define FLGCH	"abcdfiklnoprstuvwxBDEGHLPTUXYZ"
90
91/*
92 * legal pax operation bit patterns
93 */
94
95#define ISLIST(x)	(((x) & (RF|WF)) == 0)
96#define	ISEXTRACT(x)	(((x) & (RF|WF)) == RF)
97#define ISARCHIVE(x)	(((x) & (AF|RF|WF)) == WF)
98#define ISAPPND(x)	(((x) & (AF|RF|WF)) == (AF|WF))
99#define	ISCOPY(x)	(((x) & (RF|WF)) == (RF|WF))
100#define	ISWRITE(x)	(((x) & (RF|WF)) == WF)
101
102/*
103 * Illegal option flag subsets based on pax operation
104 */
105
106#define	BDEXTR	(AF|BF|LF|TF|WF|XF|CBF|CHF|CLF|CPF|CXF)
107#define	BDARCH	(CF|KF|LF|NF|PF|RF|CDF|CEF|CYF|CZF)
108#define	BDCOPY	(AF|BF|FF|OF|XF|CBF|CEF)
109#define	BDLIST (AF|BF|IF|KF|LF|OF|PF|RF|TF|UF|WF|XF|CBF|CDF|CHF|CLF|CPF|CXF|CYF|CZF)
110