microterm.cpp

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#include <dashel/dashel.h>
#include <iostream>
#include <cassert>

using namespace std;
using namespace Dashel;

#define LOCAL_ECHO

class MicroTerm: public Hub
{
public:
        MicroTerm(const char* t0, const char* t1)
        {
                s0 = connect(t0);
                s1 = connect(t1);
        }
        
protected:
        Stream* s0;
        Stream* s1;
        
        void connectionCreated(Stream *stream)
        {
                cout << "Incoming connection " << stream->getTargetName() << " (" << stream << ")" << endl;
        }
        
        void incomingData(Stream *stream)
        {
                assert(s0);
                assert(s1);
                
                char c;
                stream->read(&c, 1);
                if (stream == s0)
                {
                        #ifdef LOCAL_ECHO
                        if(c == 4)
                                stop();
                        #ifdef WIN32
                        if(c == '\r')
                                cout << std::endl;
                        else
                        #endif
                                cout << c;
                        #endif
                        s1->write(&c, 1);
                }
                else
                {
                        #ifdef WIN32
                        if(c == '\r')
                                cout << std::endl;
                        else
                        #endif
                                cout << c;
                        cout.flush();
                }
        }
        
        void connectionClosed(Stream *stream, bool abnormal)
        {
                cout << "Closed connection " << stream->getTargetName() << " (" << stream << ")";
                if (abnormal)
                        cout << " : " << stream->getFailReason();
                cout << endl;
                stop();
        }
};

int main(int argc, char* argv[])
{
        if (argc != 3)
        {
                cerr << "Usage: " << argv[0] << " inputTarget destTarget" << endl;
                return 1;
        }
        
        try
        {
                MicroTerm microTerm(argv[1], argv[2]);
                
                microTerm.run();
        }
        catch (DashelException e)
        {
                std::cerr << e.what() << std::endl;
        }
        
        return 0;
}