#include <MultiFieldClassifier.h>

Public Member Functions
	Filter ()

bool	matches (IPv4Datagram *datagram)

bool	matches (IPv6Datagram *datagram)

Public Attributes
int	gateIndex = -1

L3Address	srcAddr

int	srcPrefixLength = 0

L3Address	destAddr

int	destPrefixLength = 0

int	protocol = -1

int	tos = 0

int	tosMask = 0

int	srcPortMin = -1

int	srcPortMax = -1

int	destPortMin = -1

int	destPortMax = -1

Constructor & Destructor Documentation

inet::MultiFieldClassifier::Filter::Filter ( )

inline

48 {}

Member Function Documentation

bool inet::MultiFieldClassifier::Filter::matches ( IPv4Datagram * datagram )

 {
     if (srcPrefixLength > 0 && (srcAddr.getType() != L3Address::IPv4 || !datagram->getSrcAddress().prefixMatches(srcAddr.toIPv4(), srcPrefixLength)))
         return false;
     if (destPrefixLength > 0 && (destAddr.getType() != L3Address::IPv4 || !datagram->getDestAddress().prefixMatches(destAddr.toIPv4(), destPrefixLength)))
         return false;
     if (protocol >= 0 && datagram->getTransportProtocol() != protocol)
         return false;
     if (tosMask != 0 && (tos & tosMask) != (datagram->getTypeOfService() & tosMask))
         return false;
     if (srcPortMin >= 0 || destPortMin >= 0) {
         int srcPort = -1, destPort = -1;
         cPacket *packet = datagram->getEncapsulatedPacket();
 #ifdef WITH_UDP
         UDPPacket *udpPacket = dynamic_cast<UDPPacket *>(packet);
         if (udpPacket) {
             srcPort = udpPacket->getSourcePort();
             destPort = udpPacket->getDestinationPort();
         }
 #endif // ifdef WITH_UDP
 #ifdef WITH_TCP_COMMON
         tcp::TCPSegment *tcpSegment = dynamic_cast<tcp::TCPSegment *>(packet);
         if (tcpSegment) {
             srcPort = tcpSegment->getSrcPort();
             destPort = tcpSegment->getDestPort();
         }
 #endif // ifdef WITH_TCP_COMMON
 
         if (srcPortMin >= 0 && (srcPort < srcPortMin || srcPort > srcPortMax))
             return false;
         if (destPortMin >= 0 && (destPort < destPortMin || destPort > destPortMax))
             return false;
     }
 
     return true;
 }

bool inet::MultiFieldClassifier::Filter::matches ( IPv6Datagram * datagram )

 {
     if (srcPrefixLength > 0 && (srcAddr.getType() != L3Address::IPv6 || !datagram->getSrcAddress().matches(srcAddr.toIPv6(), srcPrefixLength)))
         return false;
     if (destPrefixLength > 0 && (destAddr.getType() != L3Address::IPv6 || !datagram->getDestAddress().matches(destAddr.toIPv6(), destPrefixLength)))
         return false;
     if (protocol >= 0 && datagram->getTransportProtocol() != protocol)
         return false;
     if (tosMask != 0 && (tos & tosMask) != (datagram->getTrafficClass() & tosMask))
         return false;
     if (srcPortMin >= 0 || destPortMin >= 0) {
         int srcPort = -1, destPort = -1;
         cPacket *packet = datagram->getEncapsulatedPacket();
 #ifdef WITH_UDP
         UDPPacket *udpPacket = dynamic_cast<UDPPacket *>(packet);
         if (udpPacket) {
             srcPort = udpPacket->getSourcePort();
             destPort = udpPacket->getDestinationPort();
         }
 #endif // ifdef WITH_UDP
 #ifdef WITH_TCP_COMMON
         tcp::TCPSegment *tcpSegment = dynamic_cast<tcp::TCPSegment *>(packet);
         if (tcpSegment) {
             srcPort = tcpSegment->getSrcPort();
             destPort = tcpSegment->getDestPort();
         }
 #endif // ifdef WITH_TCP_COMMON
 
         if (srcPortMin >= 0 && (srcPort < srcPortMin || srcPort > srcPortMax))
             return false;
         if (destPortMin >= 0 && (destPort < destPortMin || destPort > destPortMax))
             return false;
     }
 
     return true;
 }