dd.h revision 51212
1/*- 2 * Copyright (c) 1991, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Keith Muller of the University of California, San Diego and Lance 7 * Visser of Convex Computer Corporation. 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 * @(#)dd.h 8.3 (Berkeley) 4/2/94 38 * $FreeBSD: head/bin/dd/dd.h 51212 1999-09-12 18:56:12Z green $ 39 */ 40 41/* Input/output stream state. */ 42typedef struct { 43 u_char *db; /* buffer address */ 44 u_char *dbp; /* current buffer I/O address */ 45 size_t dbcnt; /* current buffer byte count */ 46 size_t dbrcnt; /* last read byte count */ 47 size_t dbsz; /* buffer size */ 48 49#define ISCHR 0x01 /* character device (warn on short) */ 50#define ISPIPE 0x02 /* pipe (not truncatable) */ 51#define ISTAPE 0x04 /* tape (not seekable) */ 52#define ISSEEK 0x08 /* valid to seek on */ 53#define NOREAD 0x10 /* not readable */ 54 u_int flags; 55 56 char *name; /* name */ 57 int fd; /* file descriptor */ 58 off_t offset; /* # of blocks to skip */ 59 60 u_quad_t f_stats; /* # of full blocks processed */ 61 u_quad_t p_stats; /* # of partial blocks processed */ 62 u_quad_t s_stats; /* # of odd swab blocks */ 63 u_quad_t t_stats; /* # of truncations */ 64} IO; 65 66typedef struct { 67 u_quad_t in_full; /* # of full input blocks */ 68 u_quad_t in_part; /* # of partial input blocks */ 69 u_quad_t out_full; /* # of full output blocks */ 70 u_quad_t out_part; /* # of partial output blocks */ 71 u_quad_t trunc; /* # of truncated records */ 72 u_quad_t swab; /* # of odd-length swab blocks */ 73 u_quad_t bytes; /* # of bytes written */ 74 double start; /* start time of dd */ 75} STAT; 76 77/* Flags (in ddflags). */ 78#define C_ASCII 0x00001 79#define C_BLOCK 0x00002 80#define C_BS 0x00004 81#define C_CBS 0x00008 82#define C_COUNT 0x00010 83#define C_EBCDIC 0x00020 84#define C_FILES 0x00040 85#define C_IBS 0x00080 86#define C_IF 0x00100 87#define C_LCASE 0x00200 88#define C_NOERROR 0x00400 89#define C_NOTRUNC 0x00800 90#define C_OBS 0x01000 91#define C_OF 0x02000 92#define C_SEEK 0x04000 93#define C_SKIP 0x08000 94#define C_SWAB 0x10000 95#define C_SYNC 0x20000 96#define C_UCASE 0x40000 97#define C_UNBLOCK 0x80000 98#define C_OSYNC 0x100000 99#define C_SPARSE 0x200000 100