* Copyright (c) 1991 The Regents of the University of California.
* 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
* 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
* @(#)dd.h 5.4 (Berkeley) 6/2/92
/* Input/output stream state. */
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 */
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 */
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 */
time_t start
; /* start time of dd */
/* Flags (in ddflags). */
#define C_NOERROR 0x00400
#define C_NOTRUNC 0x00800
#define C_UNBLOCK 0x80000