mirror of
https://github.com/adulau/dcfldd.git
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167 lines
4.2 KiB
C
167 lines
4.2 KiB
C
/* $Id: dcfldd.h,v 1.7 2005/05/19 21:00:07 harbourn Exp $
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* dcfldd - The Enhanced Forensic DD
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* By Nicholas Harbour
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*/
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/* Copyright (C) 85, 90, 91, 1995-2001, 2005 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/* GNU dd originally written by Paul Rubin, David MacKenzie, and Stuart Kemp. */
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#ifndef DCFLDD_H
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#define DCFLDD_H
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#define _FILE_OFFSET_BITS 64
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#define LARGEFILE_SOURCE
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#if HAVE_INTTYPES_H
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# include <inttypes.h>
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#endif
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#include <sys/types.h>
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#include <ctype.h>
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#include <time.h>
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#include <stdio.h>
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#include "config.h"
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#include "system.h"
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#include "hash.h"
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/* The official name of this program (e.g., no `g' prefix). */
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#define PROGRAM_NAME "dcfldd"
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#define AUTHORS "dcfldd by Nicholas Harbour, GNU dd by Paul Rubin, David MacKenzie and Stuart Kemp"
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#define SWAB_ALIGN_OFFSET 2
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#ifndef SIGINFO
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# define SIGINFO SIGUSR1
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#endif
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#ifndef S_TYPEISSHM
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# define S_TYPEISSHM(Stat_ptr) 0
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#endif
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#define ROUND_UP_OFFSET(X, M) ((M) - 1 - (((X) + (M) - 1) % (M)))
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#define PTR_ALIGN(Ptr, M) ((Ptr) \
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+ ROUND_UP_OFFSET ((char *)(Ptr) - (char *)0, (M)))
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#define max(a, b) ((a) > (b) ? (a) : (b))
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#define min(a, b) ((a) < (b) ? (a) : (b))
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#define output_char(c) \
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do \
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{ \
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obuf[oc++] = (c); \
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if (oc >= output_blocksize) \
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write_output (); \
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} \
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while (0)
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/* Default input and output blocksize. */
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/* #define DEFAULT_BLOCKSIZE 512 */
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#ifndef DEFAULT_BLOCKSIZE
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#define DEFAULT_BLOCKSIZE 32768 /* 32k blocksize is HUGELY more efficient
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* for large device IO than 512 */
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#endif /* DEFAULT_BLOCKSIZE */
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#ifndef DEFAULT_SPLIT_FORMAT
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#define DEFAULT_SPLIT_FORMAT "nnn"
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#endif /* DEFAULT_SPLIT_FORMAT */
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#ifndef DEFAULT_HASHWINDOW_FORMAT
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#define DEFAULT_HASHWINDOW_FORMAT "#window_start# - #window_end#: #hash#"
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#endif /* DEFAULT_HASHWINDOW_FORMAT */
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#ifndef DEFAULT_TOTALHASH_FORMAT
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#define DEFAULT_TOTALHASH_FORMAT "\nTotal (#algorithm#): #hash#"
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#endif /* DEFAULT_TOTALHASH_FORMAT */
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#ifndef DEFAULT_HASHCONV
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#define DEFAULT_HASHCONV HASHCONV_BEFORE
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#endif /* DEFAULT_HASHCONV */
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/* Conversions bit masks. */
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#define C_ASCII 01
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#define C_EBCDIC 02
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#define C_IBM 04
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#define C_BLOCK 010
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#define C_UNBLOCK 020
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#define C_LCASE 040
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#define C_UCASE 0100
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#define C_SWAB 0200
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#define C_NOERROR 0400
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#define C_NOTRUNC 01000
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#define C_SYNC 02000
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/* Use separate input and output buffers, and combine partial input blocks. */
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#define C_TWOBUFS 04000
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typedef enum {
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HASHCONV_BEFORE,
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HASHCONV_AFTER
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} hashconv_t;
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extern hashconv_t hashconv;
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extern char *program_name;
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extern char *input_file;
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extern char *output_file;
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extern size_t input_blocksize;
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extern size_t output_blocksize;
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extern size_t conversion_blocksize;
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extern uintmax_t skip_records;
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extern uintmax_t seek_records;
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extern uintmax_t max_records;
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extern int conversions_mask;
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extern int translation_needed;
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extern uintmax_t w_partial;
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extern uintmax_t w_full;
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extern uintmax_t r_partial;
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extern uintmax_t r_full;
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extern uintmax_t r_partial;
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extern uintmax_t r_truncate;
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extern int do_hash;
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extern int do_verify;
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extern int do_status;
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extern int char_is_saved;
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extern unsigned char saved_char;
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extern time_t start_time;
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extern ssize_t update_thresh;
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struct conversion
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{
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char *convname;
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int conversion;
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};
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/* FIXME: Figure out where usage() is getting called from and delete this if needed */
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extern void usage(int);
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extern void print_stats(void);
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extern void cleanup(void);
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extern inline void quit(int);
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extern void parse_conversion(char *);
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extern int hex2char(char *);
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#endif /* DCFLDD_H */
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