/usr/include/srecord/input/filter/checksum/negative.h is in libsrecord-dev 1.58-1.1.
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// srecord - manipulate eprom load files
// Copyright (C) 2000-2002, 2005-2008, 2010 Peter Miller
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program. If not, see
// <http://www.gnu.org/licenses/>.
//
#ifndef SRECORD_INPUT_FILTER_CHECKSUM_NEGATIVE_H
#define SRECORD_INPUT_FILTER_CHECKSUM_NEGATIVE_H
#include <srecord/input/filter/checksum.h>
namespace srecord {
/**
* The srecord::input_filter_checksum_negative class is used to represent the
* state of a checksum filter that inserts a negative sum into the data.
*/
class input_filter_checksum_negative:
public input_filter_checksum
{
public:
/**
* The destructor.
*/
virtual ~input_filter_checksum_negative();
private:
/**
* The constructor.
*
* @param deeper
* The deeper input source being checksummed.
* @param address
* The address to place the checksum.
* @param length
* The number of bytes of checksum to be placed into the result.
* @param end
* The byte order.
* @param width
* The width of the values being summed. Usually 1 byte, but
* wider combinations are possible. If you use something
* wider, it is assumed that they are alligned on multiples of
* that width, no provision for an offset is provided.
*/
input_filter_checksum_negative(const input::pointer &deeper,
int address, int length, endian_t end, int width = 1);
public:
/**
* The create class method is used to create new dynamically
* allocated instances of this class.
*
* @param deeper
* The incoming data source to be filtered
* @param address
* The address to place the checksum.
* @param length
* The number of bytes of checksum to be placed into the result.
* @param end
* The byte order.
* @param width
* The width of the values being summed. Usually 1 byte, but
* wider combinations are possible. If you use something
* wider, it is assumed that they are alligned on multiples of
* that width, no provision for an offset is provided.
*/
static pointer create(const input::pointer &deeper, int address, int length,
endian_t end, int width = 1);
protected:
// See base class for document.
sum_t calculate();
private:
/**
* The default constructor. Do not use.
*/
input_filter_checksum_negative();
/**
* The copy constructor. Do not use.
*/
input_filter_checksum_negative(const input_filter_checksum_negative &);
/**
* The assignment operator. Do not use.
*/
input_filter_checksum_negative &operator=(
const input_filter_checksum_negative &);
};
};
#endif // SRECORD_INPUT_FILTER_CHECKSUM_NEGATIVE_H
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