off_t, int, u_int64_t, etc.). dd(1) should now work properly with REALLY big amounts of data.
101 lines
3.7 KiB
C
101 lines
3.7 KiB
C
/*-
|
|
* 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 1.8 1998/02/11 02:23:31 asami Exp $
|
|
*/
|
|
|
|
#define uint64 u_int64_t
|
|
|
|
/* Input/output stream state. */
|
|
typedef struct {
|
|
u_char *db; /* buffer address */
|
|
u_char *dbp; /* current buffer I/O address */
|
|
size_t dbcnt, /* current buffer byte count */
|
|
dbrcnt, /* last read byte count */
|
|
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 */
|
|
off_t offset; /* # of blocks to skip */
|
|
|
|
uint64 f_stats, /* # of full blocks processed */
|
|
p_stats, /* # of partial blocks processed */
|
|
s_stats, /* # of odd swab blocks */
|
|
t_stats; /* # of truncations */
|
|
} IO;
|
|
|
|
typedef struct {
|
|
uint64 in_full, /* # of full input blocks */
|
|
in_part, /* # of partial input blocks */
|
|
out_full, /* # of full output blocks */
|
|
out_part, /* # of partial output blocks */
|
|
trunc, /* # of truncated records */
|
|
swab, /* # of odd-length swab blocks */
|
|
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
|
|
#define C_SPARSE 0x200000
|