/*

 * 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.

 */

#include "outstation/FreezeRequestHandler.h"

#include "gen/objects/Group12.h"

#include "gen/objects/Group41.h"

#include <ser4cpp/serialization/LittleEndian.h>

namespace opendnp3

{

FreezeRequestHandler::FreezeRequestHandler(bool clear, Database& database) : clear(clear), database(database) {}

bool FreezeRequestHandler::IsAllowed(uint32_t headerCount, GroupVariation gv, QualifierCode qc)

{

    if (gv != GroupVariation::Group20Var0)

        return false;

    switch (qc)

    {

    case QualifierCode::ALL_OBJECTS:

    case QualifierCode::UINT8_START_STOP:

    case QualifierCode::UINT16_START_STOP:

        return true;

    default:

        return false;

    }

}

IINField FreezeRequestHandler::ProcessHeader(const AllObjectsHeader& record)

{

    this->database.SelectAll(record.enumeration);

    this->database.FreezeSelectedCounters(clear);

    return IINField::Empty();

}

IINField FreezeRequestHandler::ProcessHeader(const RangeHeader& header)

{

    this->database.SelectRange(header.enumeration, header.range);

    this->database.FreezeSelectedCounters(clear);

    return IINField::Empty();

}

} // namespace opendnp3