source: source/ariba/communication/EndpointDescriptor.cpp@ 4593

// [License]
// The Ariba-Underlay Copyright
//
// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)
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// [License]

#include "EndpointDescriptor.h"
#include "ariba/utility/misc/StringFormat.h"
#include "ariba/utility/misc/Helper.h"

namespace ariba {
namespace communication {

vsznDefault(EndpointDescriptor);

const EndpointDescriptor EndpointDescriptor::UNSPECIFIED;

EndpointDescriptor::EndpointDescriptor() : locator( NULL ), isUnspec( true ){
}

EndpointDescriptor::EndpointDescriptor(const EndpointDescriptor& rh){
        locator = (rh.locator != NULL) ? new IPv4Locator(*rh.locator) : NULL;
        isUnspec = rh.isUnspec;
}

EndpointDescriptor::EndpointDescriptor(const Locator* _locator){
        if( _locator == NULL ) return;

        locator = new IPv4Locator(*dynamic_cast<IPv4Locator*>((Locator*)_locator));
        isUnspec = false;
}

EndpointDescriptor::~EndpointDescriptor() {
}

bool EndpointDescriptor::isUnspecified() const {
        return isUnspec;
}

string EndpointDescriptor::toString() const {
        if( locator == NULL ) return "<undefined locator>";
        std::ostringstream o;
        o << "ip{" << locator->getIP() << "}";
        o << ",";
        o << "tcp(ip,{" << locator->getPort() << "})";
        return o.str();
}

EndpointDescriptor* EndpointDescriptor::fromString( string str ) {
        using namespace boost::xpressive;
        using namespace ariba::utility::string_format;
        using namespace ariba::utility::Helper;
        using namespace std;

        EndpointDescriptor* ep = NULL;
        smatch match;
        if (regex_search(str, match, robjects)) {
                regex_nav nav = match;
                for (int i=0; i<nav.size(); i++) {
                        string type = nav[i][robject_id].str();
                        if (type=="ip") {
                                string ip = nav[i][robject_data].str();
                                ip = ip.substr(1,ip.size()-2);
                                ep = new EndpointDescriptor();
                                ep->locator = new IPv4Locator();
                                ep->locator->setIP(ip);
                                ep->isUnspec = false;
                        } else
                        if (type=="tcp") {
                                string port = nav[i][robject_data][rfields][1].str();
                                port = port.substr(1,port.size()-2);
                                ep->locator->setPort(stoi(port));
                        }
                }
        }
        return ep;
}


bool EndpointDescriptor::operator==(const EndpointDescriptor& rh) const {

        if( isUnspecified() && rh.isUnspecified() ) {

                // both unspec bit set
                return true;

        } else if( (!isUnspecified()) && (!rh.isUnspecified()) ) {

                //
                // both are valid, check locators
                //

                if( locator == NULL && rh.locator == NULL ){

                        // both locators are invalid, ok true
                        return true;

                } else if( locator == NULL ^ rh.locator == NULL ) {

                        // one locator is invalid, the other not, false
                        return false;

                } else {

                        // both locators are valid, compare
                        assert( locator != NULL && rh.locator != NULL );
                        return ( locator->operator==(*rh.locator) );

                }

        } else {

                // one is unspec, the other not
                assert( isUnspecified() ^ rh.isUnspecified() );
                return false;

        }

}

}} // namespace ariba, communication