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RCF - Interprocess Communication for C++

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25 Oct 2011CPOL20 min read 4.6M   8.4K   331  
A server/client IPC framework, using the C++ preprocessor as an IDL compiler.
//******************************************************************************
// RCF - Remote Call Framework
// Copyright (c) 2005 - 2007. All rights reserved.
// Consult your license for conditions of use.
// Developed by Jarl Lindrud.
// Contact: jlindrud@hotmail.com .
//******************************************************************************

#ifndef INCLUDE_RCF_TEST_ENDPOINTFACTORIES_HPP
#define INCLUDE_RCF_TEST_ENDPOINTFACTORIES_HPP

#include <utility>

#include <boost/shared_ptr.hpp>

#include <RCF/TcpEndpoint.hpp>
#include <RCF/UdpEndpoint.hpp>
#include <RCF/util/AutoRun.hpp>
#include <RCF/util/PortNumbers.hpp>

namespace RCF {

    typedef std::pair<EndpointPtr, EndpointPtr> EndpointPair;

    class I_EndpointPairFactory
    {
    public:
        virtual ~I_EndpointPairFactory() {}
        virtual EndpointPair createEndpointPair() = 0;
        virtual EndpointPair createNonListeningEndpointPair() = 0;
    };

    typedef boost::shared_ptr<I_EndpointPairFactory> EndpointPairFactoryPtr;

    class TcpEndpointFactory : public I_EndpointPairFactory
    {
    public:
        EndpointPair createEndpointPair()
        {
            std::string ip = util::PortNumbers::getSingleton().getIp();
            int port = util::PortNumbers::getSingleton().getNext();
            return EndpointPair(
                EndpointPtr(new TcpEndpoint(port)),
                EndpointPtr(new TcpEndpoint(ip, port)));
        }
        EndpointPair createNonListeningEndpointPair()
        {
            return EndpointPair(
                EndpointPtr(new TcpEndpoint(-1)),
                EndpointPtr(new TcpEndpoint()));
        }
    };

    class UdpEndpointFactory : public I_EndpointPairFactory
    {
    public:
        EndpointPair createEndpointPair()
        {
            std::string ip = util::PortNumbers::getSingleton().getIp();
            int port = util::PortNumbers::getSingleton().getNext();
            return EndpointPair(
                EndpointPtr(new UdpEndpoint(port)),
                EndpointPtr(new UdpEndpoint(ip, port)));
        }
        EndpointPair createNonListeningEndpointPair()
        {
            // non listening endpoint makes no sense for UDP
            return createEndpointPair();
        }
    };

    inline void writeEndpointTypes(std::ostream &os, const I_Endpoint &serverEndpoint, const I_Endpoint &clientEndpoint)
    {
        os
            << "Server endpoint: " << typeid(serverEndpoint).name() << ", "
            << "Client endpoint: " << typeid(clientEndpoint).name()
            << std::endl;
    }

    typedef std::vector< boost::shared_ptr<RCF::I_EndpointPairFactory> > EndpointPairFactories;

    static EndpointPairFactories &getEndpointPairFactories()
    {
        static EndpointPairFactories endpointPairFactories;
        return endpointPairFactories;
    }

    AUTO_RUN( getEndpointPairFactories().push_back( RCF::EndpointPairFactoryPtr(new RCF::TcpEndpointFactory)));

#ifndef RCF_TEST_NO_UDP
    AUTO_RUN( getEndpointPairFactories().push_back( RCF::EndpointPairFactoryPtr(new RCF::UdpEndpointFactory)));
#endif

} // namespace RCF

#endif // ! INCLUDE_RCF_TEST_ENDPOINTFACTORIES_HPP

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
Australia Australia
Software developer, from Sweden and now living in Canberra, Australia, working on distributed C++ applications. When he is not programming, Jarl enjoys skiing and playing table tennis. He derives immense satisfaction from referring to himself in third person.

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