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@ -7,27 +7,81 @@ |
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#include "Node.h"
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#include "Node.h"
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Node::Node() |
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Node * Node::findConnection(string ip) |
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{ |
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{ |
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// TODO Auto-generated constructor stub
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if (ip == "0.0.0.0") |
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return NULL; |
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vector<Node*>::iterator it = this->connectedNodes.begin(); |
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for (; it != this->connectedNodes.end(); ++it) |
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{ |
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if ((*it)->getIp() == ip) |
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return *it; |
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} |
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return NULL; |
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} |
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/* funkcja pobiera i usuwa pakiet z bufora "karty sieciowej" */ |
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Packet Node::recv() |
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{ |
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Packet packet; |
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if (!this->rcvBuffer.empty()) |
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{ |
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packet = this->rcvBuffer.front(); |
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this->rcvBuffer.pop(); |
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} |
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return packet; |
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} |
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Node::Node() |
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{ |
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this->setHostname(""); |
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this->setIp("0.0.0.0"); |
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this->setMask("0.0.0.0"); |
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this->setGatewayIp("0.0.0.0"); |
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} |
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} |
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Node::~Node() |
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Node::~Node() |
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{ |
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{ |
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// TODO Auto-generated destructor stub
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this->connectedNodes.clear(); |
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while(!this->rcvBuffer.empty()) |
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this->rcvBuffer.pop(); |
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} |
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Node::Node(string hostname) : Node() |
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{ |
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this->setHostname(hostname); |
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} |
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Node::Node(string hostname, string ip, string mask) : Node(hostname) |
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{ |
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this->setIp(ip); |
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this->setMask(mask); |
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} |
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Node::Node(string hostname, string ip, string mask, string gatewayIp) : Node(hostname, ip, mask) |
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{ |
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this->setGatewayIp(gatewayIp); |
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} |
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} |
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/*
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/*
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* funkcja symuluje typową sytuację: mamy kartę sieciową, a funkcja connectNode jest podłączeniem wtyczki |
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* funkcja symuluje typową sytuację: mamy kartę sieciową, a funkcja connectNode jest podłączeniem wtyczki |
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* z jednej strony |
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* z jednej strony |
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* @param firstConnected - oznacza, czy pierwsza strona jest podlaczona (jezeli nie to sprawdzamy |
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* czy polaczenie juz gdzies zostalo przypadkowo nawiazane, nawiazujemy polaczenie, a nastepnie |
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* przekazujemy sterowanie drugiemu wezlowi zeby zrobil to samo) |
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*/ |
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*/ |
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bool Node::connectNode(Node *node, bool firstConnected) |
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bool Node::connectNode(Node *node, bool firstConnected) |
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{ |
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{ |
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if (node->getIp() == "0.0.0.0") // jezeli wezel nie ma skonfigurowanej sieci, nie mozna go przylaczyc
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return false; |
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if (!firstConnected) |
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if (!firstConnected) |
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{ |
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{ |
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vector<Node*>::iterator it = this->connectedNodes.begin(); |
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vector<Node*>::iterator it = this->connectedNodes.begin(); |
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for (; it != this->connectedNodes.end(); ++it) //sprawdzamy, czy połączenia już przypadkiem nie ma
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for (; it != this->connectedNodes.end(); ++it) // sprawdzamy, czy połączenia już przypadkiem nie ma
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{ |
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{ |
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if (*it == node) |
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if (*it == node) |
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return false; |
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return false; |
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@ -41,43 +95,73 @@ bool Node::connectNode(Node *node, bool firstConnected) |
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return true; |
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return true; |
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} |
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} |
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void Node::send(Packet packet) |
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/*
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* funkcja wysyla, czyli przekazuje kopie pakietu kolejnemu wezlowi - docelowemu lub bramie domyslnej |
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* o ile jest skonfigurowana i istnieje do niej sciezka |
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* TODO zaimplementowac porownywanie z maska - jezeli dstIp z maska nie gra, wysylac na ruter |
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*/ |
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bool Node::send(Packet packet) |
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{ |
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{ |
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Node *node; |
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node = this->findConnection(packet.getDstIp()); // znajdz bezposrednia trase
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if (!node) |
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node = this->findConnection(this->getGatewayIp()); |
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if (!node) |
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return false; //nie ma zadnej trasy do wezla
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node->putPacket(packet); |
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return true; |
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} |
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} |
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Packet Node::recv() |
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/*
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* funkcja jest modelem karty sieciowej - odbiera dane z sieci i umieszcza je |
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* w swoim buforze (czy tam systemie) |
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*/ |
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void Node::putPacket(Packet packet) |
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{ |
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{ |
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this->rcvBuffer.push(packet); |
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} |
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} |
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void Node::setHostname(string hostname) |
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void Node::setHostname(string hostname) |
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{ |
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{ |
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this->hostname = hostname; |
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} |
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} |
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void Node::setIp(string ip) |
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void Node::setIp(string ip) |
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{ |
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{ |
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this->netConf.ip = ip; |
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} |
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} |
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void Node::setMask(string mask) |
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void Node::setMask(string mask) |
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{ |
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{ |
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this->netConf.mask = mask; |
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} |
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void Node::setGatewayIp(string gatewayIp) |
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{ |
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this->netConf.gatewayIp = gatewayIp; |
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} |
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} |
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string Node::getHostname() |
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string Node::getHostname() |
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{ |
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{ |
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return this->hostname; |
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} |
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} |
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string Node::getIp() |
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string Node::getIp() |
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{ |
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{ |
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return this->netConf.ip; |
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} |
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} |
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string Node::getMask() |
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string Node::getMask() |
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{ |
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{ |
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return this->netConf.mask; |
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} |
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string Node::getGatewayIp() |
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{ |
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return this->netConf.gatewayIp; |
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} |
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} |
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void Node::onRecv() |
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void Node::onRecv() |
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