tool/DataTypeHandler.h
author Florian Pose <fp@igh-essen.com>
Fri, 30 Apr 2010 21:34:18 +0200
changeset 1918 c58633eed20b
parent 1868 489ea0becd74
permissions -rw-r--r--
Fixed AL state display in command-line tool.
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/*****************************************************************************
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 *
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 *  $Id$
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 *
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 *  Copyright (C) 2006-2009  Florian Pose, Ingenieurgemeinschaft IgH
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 *
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 *  This file is part of the IgH EtherCAT Master.
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 *
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 *  The IgH EtherCAT Master is free software; you can redistribute it and/or
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 *  modify it under the terms of the GNU General Public License version 2, as
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 *  published by the Free Software Foundation.
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 *
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 *  The IgH EtherCAT Master 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 GNU General
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 *  Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License along
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 *  with the IgH EtherCAT Master; if not, write to the Free Software
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 *
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 *  ---
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 *
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 *  The license mentioned above concerns the source code only. Using the
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 *  EtherCAT technology and brand is only permitted in compliance with the
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 *  industrial property and similar rights of Beckhoff Automation GmbH.
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 *
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 ****************************************************************************/
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#ifndef __DATATYPEHANDLER_H__
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#define __DATATYPEHANDLER_H__
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/****************************************************************************/
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#include <stdint.h>
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#include <string>
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#include <stdexcept>
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#include <ostream>
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/****************************************************************************/
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class DataTypeHandler
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{
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    public:
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        DataTypeHandler();
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    protected:
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        struct DataType {
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            const char *name;
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            uint16_t code;
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            size_t byteSize;
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        };
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		static std::string typeInfo();
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        static const DataType *findDataType(const std::string &);
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        static const DataType *findDataType(uint16_t);
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        static size_t interpretAsType(const DataType *, const std::string &,
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                void *, size_t);
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        class SizeException:
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            public std::runtime_error
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        {
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            public:
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                SizeException(const std::string &msg):
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                    runtime_error(msg) {}
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        };
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        static void outputData(std::ostream &, const DataType *,
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                void *, size_t);
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        static void printRawData(ostream &, const uint8_t *, size_t);
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    private:
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        static const DataType dataTypes[];
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};
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/****************************************************************************/
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#endif