source: source/ariba/SideportListener.cpp@ 4948

// [License]
// The Ariba-Underlay Copyright
//
// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)
//
// Institute of Telematics
// UniversitÀt Karlsruhe (TH)
// Zirkel 2, 76128 Karlsruhe
// Germany
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OF TELEMATICS OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// are those of the authors and should not be interpreted as representing
// official policies, either expressed or implied, of the Institute of
// Telematics.
// [License]

#include "SideportListener.h"

#include "ariba/overlay/BaseOverlay.h"

namespace ariba {

SideportListener SideportListener::DEFAULT;

SideportListener::SideportListener() : overlay(NULL) {
}

SideportListener::~SideportListener(){
}

string SideportListener::getEndpointDescription( const LinkID& link ) const {
        if( overlay == NULL ) return "";
        return overlay->getEndpointDescriptor(link).toString();
}

string SideportListener::getEndpointDescription( const NodeID& node ) const {
        if( overlay == NULL ) return "";
        return overlay->getEndpointDescriptor(node).toString();
}

const NodeID& SideportListener::getNodeID( const LinkID& link ) const {
        if( overlay == NULL ) return NodeID::UNSPECIFIED;
        return overlay->getNodeID(link);
}

vector<LinkID> SideportListener::getLinkIDs( const NodeID& node ) const {
        if( overlay == NULL ) return vector<LinkID>();
        return overlay->getLinkIDs( node );
}

//******************************************************
//
// JUST EXPERIMENTAL WITH RANDOM RESULTS
//

// 0 = normal node    --> directly accessible
// 1 = relaying node  --> node that is relaying for us (must also be 0)
// 2 = relayed node   --> node that we cannot access directly
static map<NodeID,short> relayingnodes;
static map<NodeID,SideportListener::Protocol> protocolnodes;

bool SideportListener::isRelayingNode(const NodeID& node){

        map<NodeID,short>::iterator i = relayingnodes.find(node);
        if(i != relayingnodes.end()) return (i->second == 1);

        relayingnodes.insert( std::make_pair( node, rand()%3 ) );
}

bool SideportListener::isRelayedNode(const NodeID& node){

        map<NodeID,short>::iterator i = relayingnodes.find(node);
        if(i != relayingnodes.end()) return (i->second == 2);

        relayingnodes.insert( std::make_pair( node, rand()%3 ) );
}

SideportListener::Protocol generateRandomProtocol(){

        if( (rand() % 3) == 0 ){
                return SideportListener::rfcomm;
        }

        int ret = SideportListener::undefined;

        if( (rand() % 2) == 0 ) ret |= SideportListener::ipv4;
        else                                    ret |= SideportListener::ipv6;

        if( (rand() % 2) == 0 ) ret |= SideportListener::udp;
        else                                    ret |= SideportListener::tcp;

        return (SideportListener::Protocol)ret;
}

SideportListener::Protocol SideportListener::getReachabilityProtocol(const NodeID& node){

        map<NodeID,Protocol>::iterator i = protocolnodes.find(node);
        if(i != protocolnodes.end()) return i->second;

        protocolnodes.insert( std::make_pair(node, generateRandomProtocol()) );
}

//
//
//******************************************************

void SideportListener::configure( overlay::BaseOverlay* _overlay ) {
        overlay = _overlay;
}

void SideportListener::onLinkUp(const LinkID& lnk, const NodeID& local, const NodeID& remote, const SpoVNetID& spovnet){
}

void SideportListener::onLinkDown(const LinkID& lnk, const NodeID& local, const NodeID& remote, const SpoVNetID& spovnet){
}

void SideportListener::onLinkChanged(const LinkID& lnk, const NodeID& local, const NodeID& remote, const SpoVNetID& spovnet){
}

void SideportListener::onLinkFail(const LinkID& lnk, const NodeID& local, const NodeID& remote, const SpoVNetID& spovnet){
}

} // namespace ariba