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/*-
 * Copyright (c) 1991, 1993, 1994
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Keith Muller of the University of California, San Diego and Lance
 * Visser of Convex Computer Corporation.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)dd.h	8.3 (Berkeley) 4/2/94
 *	$Id: dd.h,v 1.3 1996/11/12 23:09:12 phk Exp $
 */

/* Input/output stream state. */
typedef struct {
	u_char	*db;			/* buffer address */
	u_char	*dbp;			/* current buffer I/O address */
	u_long	dbcnt;			/* current buffer byte count */
	int	dbrcnt;			/* last read byte count */
	u_long	dbsz;			/* buffer size */

#define	ISCHR		0x01		/* character device (warn on short) */
#define	ISPIPE		0x02		/* pipe (not truncatable) */
#define	ISTAPE		0x04		/* tape (not seekable) */
#define	NOREAD		0x08		/* not readable */
	u_int	flags;

	char 	*name;			/* name */
	int	fd;			/* file descriptor */
	u_long	offset;			/* # of blocks to skip */

	u_long	f_stats;		/* # of full blocks processed */
	u_long	p_stats;		/* # of partial blocks processed */
	u_long	s_stats;		/* # of odd swab blocks */
	u_long	t_stats;		/* # of truncations */
} IO;

typedef struct {
	u_long	in_full;		/* # of full input blocks */
	u_long	in_part;		/* # of partial input blocks */
	u_long	out_full;		/* # of full output blocks */
	u_long	out_part;		/* # of partial output blocks */
	u_long	trunc;			/* # of truncated records */
	u_long	swab;			/* # of odd-length swab blocks */
	u_long	bytes;			/* # of bytes written */
	double	start; 			/* start time of dd */
} STAT;

/* Flags (in ddflags). */
#define	C_ASCII		0x00001
#define	C_BLOCK		0x00002
#define	C_BS		0x00004
#define	C_CBS		0x00008
#define	C_COUNT		0x00010
#define	C_EBCDIC	0x00020
#define	C_FILES		0x00040
#define	C_IBS		0x00080
#define	C_IF		0x00100
#define	C_LCASE		0x00200
#define	C_NOERROR	0x00400
#define	C_NOTRUNC	0x00800
#define	C_OBS		0x01000
#define	C_OF		0x02000
#define	C_SEEK		0x04000
#define	C_SKIP		0x08000
#define	C_SWAB		0x10000
#define	C_SYNC		0x20000
#define	C_UCASE		0x40000
#define	C_UNBLOCK	0x80000
#define	C_OSYNC		0x100000
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