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 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)dd.h 8.3 (Berkeley) 4/2/94 34 * $FreeBSD$ 35 */ 36 37 /* Input/output stream state. */ 38 typedef struct { 39 u_char *db; /* buffer address */ 40 u_char *dbp; /* current buffer I/O address */ 41 /* XXX ssize_t? */ 42 size_t dbcnt; /* current buffer byte count */ 43 size_t dbrcnt; /* last read byte count */ 44 size_t dbsz; /* buffer size */ 45 46 #define ISCHR 0x01 /* character device (warn on short) */ 47 #define ISPIPE 0x02 /* pipe-like (see position.c) */ 48 #define ISTAPE 0x04 /* tape */ 49 #define ISSEEK 0x08 /* valid to seek on */ 50 #define NOREAD 0x10 /* not readable */ 51 #define ISTRUNC 0x20 /* valid to ftruncate() */ 52 u_int flags; 53 54 const char *name; /* name */ 55 int fd; /* file descriptor */ 56 off_t offset; /* # of blocks to skip */ 57 } IO; 58 59 typedef struct { 60 uintmax_t in_full; /* # of full input blocks */ 61 uintmax_t in_part; /* # of partial input blocks */ 62 uintmax_t out_full; /* # of full output blocks */ 63 uintmax_t out_part; /* # of partial output blocks */ 64 uintmax_t trunc; /* # of truncated records */ 65 uintmax_t swab; /* # of odd-length swab blocks */ 66 uintmax_t bytes; /* # of bytes written */ 67 double start; /* start time of dd */ 68 } STAT; 69 70 /* Flags (in ddflags). */ 71 #define C_ASCII 0x00001 72 #define C_BLOCK 0x00002 73 #define C_BS 0x00004 74 #define C_CBS 0x00008 75 #define C_COUNT 0x00010 76 #define C_EBCDIC 0x00020 77 #define C_FILES 0x00040 78 #define C_IBS 0x00080 79 #define C_IF 0x00100 80 #define C_LCASE 0x00200 81 #define C_NOERROR 0x00400 82 #define C_NOTRUNC 0x00800 83 #define C_OBS 0x01000 84 #define C_OF 0x02000 85 #define C_OSYNC 0x04000 86 #define C_PAREVEN 0x08000 87 #define C_PARNONE 0x100000 88 #define C_PARODD 0x200000 89 #define C_PARSET 0x400000 90 #define C_SEEK 0x800000 91 #define C_SKIP 0x1000000 92 #define C_SPARSE 0x2000000 93 #define C_SWAB 0x4000000 94 #define C_SYNC 0x8000000 95 #define C_UCASE 0x10000000 96 #define C_UNBLOCK 0x20000000 97 #define C_FILL 0x40000000 98 99 #define C_PARITY (C_PAREVEN | C_PARODD | C_PARNONE | C_PARSET) 100