/*

 * Copyright 2013-2022 Step Function I/O, LLC

 *

 * Licensed to Green Energy Corp (www.greenenergycorp.com) and Step Function I/O

 * LLC (https://stepfunc.io) under one or more contributor license agreements.

 * See the NOTICE file distributed with this work for additional information

 * regarding copyright ownership. Green Energy Corp and Step Function I/O LLC license

 * this file to you under the Apache License, Version 2.0 (the "License"); you

 * may not use this file except in compliance with the License. You may obtain

 * a copy of the License at:

 *

 * http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#ifndef OPENDNP3_APDUHEADERPARSER_H

#define OPENDNP3_APDUHEADERPARSER_H

#include "app/APDUHeader.h"

#include "opendnp3/logging/Logger.h"

#include "opendnp3/util/StaticOnly.h"

#include <ser4cpp/container/SequenceTypes.h>

namespace opendnp3

{

class APDUHeaderParser : private StaticOnly

{

public:

    template<class T> class Result

    {

    public:

        const bool success;

        const T header;

        const ser4cpp::rseq_t objects;

        static Result Ok(const T& header, const ser4cpp::rseq_t& objects)

        {

            return Result(header, objects);

        }

opendnp3::APDUHeaderParser::Result<opendnp3::APDUHeader>::Ok(opendnp3::APDUHeader const&, ser4cpp::RSeq<unsigned long> const&)

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        {

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            return Result(header, objects);

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44.2k

        }

opendnp3::APDUHeaderParser::Result<opendnp3::APDUResponseHeader>::Ok(opendnp3::APDUResponseHeader const&, ser4cpp::RSeq<unsigned long> const&)

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7.76k

        {

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            return Result(header, objects);

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7.76k

        }

        static Result Error()

        {

            return Result();

        }

opendnp3::APDUHeaderParser::Result<opendnp3::APDUHeader>::Error()

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243

        {

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            return Result();

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        }

opendnp3::APDUHeaderParser::Result<opendnp3::APDUResponseHeader>::Error()

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        {

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            return Result();

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        }

    private:

        Result(const T& header, const ser4cpp::rseq_t& objects) : success(true), header(header), objects(objects) {}

opendnp3::APDUHeaderParser::Result<opendnp3::APDUHeader>::Result(opendnp3::APDUHeader const&, ser4cpp::RSeq<unsigned long> const&)

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        Result(const T& header, const ser4cpp::rseq_t& objects) : success(true), header(header), objects(objects) {}

opendnp3::APDUHeaderParser::Result<opendnp3::APDUResponseHeader>::Result(opendnp3::APDUResponseHeader const&, ser4cpp::RSeq<unsigned long> const&)

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7.76k

        Result(const T& header, const ser4cpp::rseq_t& objects) : success(true), header(header), objects(objects) {}

        Result() : success(false) {}

opendnp3::APDUHeaderParser::Result<opendnp3::APDUHeader>::Result()

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        Result() : success(false) {}

opendnp3::APDUHeaderParser::Result<opendnp3::APDUResponseHeader>::Result()

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204

        Result() : success(false) {}

    };

    static Result<APDUHeader> ParseRequest(const ser4cpp::rseq_t& apdu, Logger* logger = nullptr);

    static Result<APDUResponseHeader> ParseResponse(const ser4cpp::rseq_t& apdu, Logger* logger = nullptr);

};

} // namespace opendnp3

#endif