Bachelorthesis/Modbus-DLL/include/ModbusProtocolDLL/ModbusProtocolDLL.cpp

/*-------------------------------------------------------------------
	ModbusProtocolDLL.cpp
	-------------------------------------------------------------------

	(c) 2009 Vector Informatik GmbH. All rights reserved.

	------------------------------------------------------------------- */ 

#include "StdAfx.h"
#include "ModbusProtocolDLL.h"
#include "ModbusProtocolAddOn.h"
#include "ModbusProtocol.h"
#include <fstream>

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/*--------------------------------------------------------------------*/
//! Reply new ProtocolManager instance
/*! 
		This function is called on loading of this DLL by the IPB Packet API.
		It must register the protocol of this DLL.
*/
STDAPI DllRegisterAddOn( NIPB::IAddOnRegistrar* registrar )
{
	if (registrar == NULL)
	{
		return E_INVALIDARG;
	}

	std::ofstream log;
	log.open("log.txt", std::ofstream::out);
	//
	// register the signal protocol at the IPB Packet Lib. For the protocol
	// UDP is used.
	//
	ModbusProtocolAddOn *mbpao = new ModbusProtocolAddOn();
	if (registrar->RegisterProtocol( "modbus", mbpao, "udp", ModbusProtocol::kServerPort, ModbusProtocol::kClientPort ) != NIPB::kOK)
	{
		log << "Could not register UDP 502 -> 50002\n";
		log.close();
		mbpao->Release();
		return NIPB::kError;
	}
	/*if (registrar->RegisterProtocol( "modbus", mbpao, "udp", 0xFFFFFFFF, ModbusProtocol::kServerPort ) != NIPB::kOK)
	{
		log << "Could not register UDP 50002 -> 502\n";
		log.close();
		mbpao->Release();
		return NIPB::kError;
	}*/
	log << "Registered Modbus for UDP\n";
	log.close();
	
	return S_OK;
}

/*--------------------------------------------------------------------*/
//! Return interface version
/*! 
		This DLL must support a proper version of the IBP Packet API.
*/
STDAPI DllGetApiVersion( unsigned long /*out*/*major, unsigned long /*out*/*minor, unsigned long /*out*/*structVersion )
{
	if (major)
	{
		*major = IPB_PACKET_LIB_INTERFACE_VERSION_MAJOR;
	}

	if (minor)
	{
		*minor = IPB_PACKET_LIB_INTERFACE_VERSION_MINOR;
	}

	if (structVersion)
	{
		*structVersion = IPB_PACKET_LIB_STRUCT_VERSION;
	}

	return S_OK;
}

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