utils/dnp3_src/cpp/libs/src/asiopal/ASIOSerialHelpers.cpp - master - tisit/OpenPLC_v3

utils/dnp3_src/cpp/libs/src/asiopal/ASIOSerialHelpers.cpp
130 строк3 KB
thiagoralves
First commit. OpenPLC v3 beta 1
14 июн 2018, 20:43
14 июн 2018, 20:431b10e97
/*
 * Licensed to Green Energy Corp (www.greenenergycorp.com) under one or
 * more contributor license agreements. See the NOTICE file distributed
 * with this work for additional information regarding copyright ownership.
 * Green Energy Corp licenses 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.
 *
 * This project was forked on 01/01/2013 by Automatak, LLC and modifications
 * may have been made to this file. Automatak, LLC licenses these modifications
 * to you under the terms of the License.
 */
#include "asiopal/ASIOSerialHelpers.h"

#include <sstream>

#include <openpal/logging/Logger.h>
#include <openpal/logging/LogMacros.h>

#include <asio.hpp>

using namespace asio;
using namespace opendnp3;

namespace asiopal
{

//////////////////////////////////////////////
//	Private Helpers
//////////////////////////////////////////////
serial_port_base::stop_bits ConvertStopBits(opendnp3::StopBits stopBits)
{
	serial_port_base::stop_bits::type t = serial_port_base::stop_bits::one;

	switch(stopBits)
	{
	case(opendnp3::StopBits::One):
		t = serial_port_base::stop_bits::one;
		break;
	case(opendnp3::StopBits::OnePointFive) :
		t = serial_port_base::stop_bits::onepointfive;
		break;
	case(opendnp3::StopBits::Two) :
		t = serial_port_base::stop_bits::two;
		break;
	default:
		break;
	}

	return serial_port_base::stop_bits(t);
}

serial_port_base::flow_control ConvertFlow(opendnp3::FlowControl flowType)
{
	serial_port_base::flow_control::type t = serial_port_base::flow_control::none;

	switch(flowType)
	{
	case(opendnp3::FlowControl::None):
		t = serial_port_base::flow_control::none;
		break;
	case(opendnp3::FlowControl::XONXOFF) :
		t = serial_port_base::flow_control::software;
		break;
	case(opendnp3::FlowControl::Hardware) :
		t = serial_port_base::flow_control::hardware;
		break;
	default:
		break;
	}

	return serial_port_base::flow_control(t);
}

serial_port_base::character_size ConvertDataBits(int aDataBits)
{
	return serial_port_base::character_size(static_cast<unsigned int>(aDataBits));
}

serial_port_base::baud_rate ConvertBaud(int aBaud)
{
	return serial_port_base::baud_rate(static_cast<unsigned int>(aBaud));
}

serial_port_base::parity ConvertParity(opendnp3::Parity parity)
{
	serial_port_base::parity::type t = serial_port_base::parity::none;

	switch(parity)
	{
	case(opendnp3::Parity::Even):
		t = serial_port_base::parity::even;
		break;
	case(opendnp3::Parity::Odd) :
		t = serial_port_base::parity::odd;
		break;
	default:
		break;
	}

	return serial_port_base::parity(t);
}

bool Configure(const SerialSettings& settings, asio::serial_port& port, error_code& ec)
{
	//Set all the various options
	port.set_option(ConvertBaud(settings.baud), ec);
	if (ec) return false;

	port.set_option(ConvertDataBits(settings.dataBits), ec);
	if (ec) return false;

	port.set_option(ConvertParity(settings.parity), ec);
	if (ec) return false;

	port.set_option(ConvertStopBits(settings.stopBits), ec);
	if (ec) return false;

	return true;
}

}