1 /*- 2 * Copyright (c) 1991 The Regents of the University of California. 3 * 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 5.4 (Berkeley) 6/2/92 38 */ 39 40 /* Input/output stream state. */ 41 typedef struct { 42 u_char *db; /* buffer address */ 43 u_char *dbp; /* current buffer I/O address */ 44 u_long dbcnt; /* current buffer byte count */ 45 int dbrcnt; /* last read byte count */ 46 u_long dbsz; /* buffer size */ 47 48 #define ISCHR 0x01 /* character device (warn on short) */ 49 #define ISPIPE 0x02 /* pipe (not truncatable) */ 50 #define ISTAPE 0x04 /* tape (not seekable) */ 51 #define NOREAD 0x08 /* not readable */ 52 u_int flags; 53 54 char *name; /* name */ 55 int fd; /* file descriptor */ 56 u_long offset; /* # of blocks to skip */ 57 58 u_long f_stats; /* # of full blocks processed */ 59 u_long p_stats; /* # of partial blocks processed */ 60 u_long s_stats; /* # of odd swab blocks */ 61 u_long t_stats; /* # of truncations */ 62 } IO; 63 64 typedef struct { 65 u_long in_full; /* # of full input blocks */ 66 u_long in_part; /* # of partial input blocks */ 67 u_long out_full; /* # of full output blocks */ 68 u_long out_part; /* # of partial output blocks */ 69 u_long trunc; /* # of truncated records */ 70 u_long swab; /* # of odd-length swab blocks */ 71 u_long bytes; /* # of bytes written */ 72 time_t start; /* start time of dd */ 73 } STAT; 74 75 /* Flags (in ddflags). */ 76 #define C_ASCII 0x00001 77 #define C_BLOCK 0x00002 78 #define C_BS 0x00004 79 #define C_CBS 0x00008 80 #define C_COUNT 0x00010 81 #define C_EBCDIC 0x00020 82 #define C_FILES 0x00040 83 #define C_IBS 0x00080 84 #define C_IF 0x00100 85 #define C_LCASE 0x00200 86 #define C_NOERROR 0x00400 87 #define C_NOTRUNC 0x00800 88 #define C_OBS 0x01000 89 #define C_OF 0x02000 90 #define C_SEEK 0x04000 91 #define C_SKIP 0x08000 92 #define C_SWAB 0x10000 93 #define C_SYNC 0x20000 94 #define C_UCASE 0x40000 95 #define C_UNBLOCK 0x80000 96