1/*	$OpenBSD: dd.h,v 1.9 2019/02/16 10:54:00 bluhm Exp $	*/
2/*	$NetBSD: dd.h,v 1.4 1995/03/21 09:04:08 cgd Exp $	*/
3
4/*-
5 * Copyright (c) 1991, 1993, 1994
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 and Lance
10 * Visser of Convex Computer Corporation.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 * 3. Neither the name of the University nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 *	@(#)dd.h	8.3 (Berkeley) 4/2/94
37 */
38
39/* Input/output stream state. */
40typedef struct {
41	u_char	*db;			/* buffer address */
42	u_char	*dbp;			/* current buffer I/O address */
43	size_t	dbcnt;			/* current buffer byte count */
44	size_t	dbrcnt;			/* last read byte count */
45	size_t	dbsz;			/* buffer size */
46
47#define	ISCHR		0x01		/* character device (warn on short) */
48#define	ISPIPE		0x02		/* pipe (not truncatable) */
49#define	ISTAPE		0x04		/* tape (not seekable) */
50#define	NOREAD		0x08		/* not readable */
51	u_int	flags;
52
53	char	*name;			/* name */
54	int	fd;			/* file descriptor */
55	off_t	offset;			/* # of blocks to skip */
56
57	size_t	f_stats;		/* # of full blocks processed */
58	size_t	p_stats;		/* # of partial blocks processed */
59	size_t	s_stats;		/* # of odd swab blocks */
60	size_t	t_stats;		/* # of truncations */
61} IO;
62
63typedef struct {
64	size_t	in_full;		/* # of full input blocks */
65	size_t	in_part;		/* # of partial input blocks */
66	size_t	out_full;		/* # of full output blocks */
67	size_t	out_part;		/* # of partial output blocks */
68	size_t	trunc;			/* # of truncated records */
69	size_t	swab;			/* # of odd-length swab blocks */
70	off_t	bytes;			/* # of bytes written */
71	struct	timespec start;		/* start time of dd */
72} STAT;
73
74/* Flags (in ddflags). */
75#define	C_ASCII		0x00001
76#define	C_BLOCK		0x00002
77#define	C_BS		0x00004
78#define	C_CBS		0x00008
79#define	C_COUNT		0x00010
80#define	C_EBCDIC	0x00020
81#define	C_FILES		0x00040
82#define	C_IBS		0x00080
83#define	C_IF		0x00100
84#define	C_LCASE		0x00200
85#define	C_NOERROR	0x00400
86#define	C_NOTRUNC	0x00800
87#define	C_OBS		0x01000
88#define	C_OF		0x02000
89#define	C_SEEK		0x04000
90#define	C_SKIP		0x08000
91#define	C_SWAB		0x10000
92#define	C_SYNC		0x20000
93#define	C_UCASE		0x40000
94#define	C_UNBLOCK	0x80000
95#define	C_OSYNC		0x100000
96#define	C_STATUS	0x200000
97#define	C_NOXFER	0x400000
98#define	C_NOINFO	0x800000
99#define	C_FSYNC		0x1000000
100