#include <LinkStateAcknowledgementHandler.h>
Inheritance diagram for OSPF::LinkStateAcknowledgementHandler:
Public Member Functions | |
LinkStateAcknowledgementHandler (Router *containingRouter) | |
void | ProcessPacket (OSPFPacket *packet, Interface *intf, Neighbor *neighbor) |
OSPF::LinkStateAcknowledgementHandler::LinkStateAcknowledgementHandler | ( | Router * | containingRouter | ) |
void OSPF::LinkStateAcknowledgementHandler::ProcessPacket | ( | OSPFPacket * | packet, | |
Interface * | intf, | |||
Neighbor * | neighbor | |||
) | [virtual] |
Implements OSPF::IMessageHandler.
00010 { 00011 router->GetMessageHandler ()->PrintEvent ("Link State Acknowledgement packet received", intf, neighbor); 00012 00013 if (neighbor->GetState () >= OSPF::Neighbor::ExchangeState) { 00014 OSPFLinkStateAcknowledgementPacket* lsAckPacket = check_and_cast<OSPFLinkStateAcknowledgementPacket*> (packet); 00015 00016 int lsaCount = lsAckPacket->getLsaHeadersArraySize (); 00017 00018 EV << " Processing packet contents:\n"; 00019 00020 for (int i = 0; i < lsaCount; i++) { 00021 OSPFLSAHeader& lsaHeader = lsAckPacket->getLsaHeaders (i); 00022 OSPFLSA* lsaOnRetransmissionList; 00023 OSPF::LSAKeyType lsaKey; 00024 00025 EV << " "; 00026 PrintLSAHeader (lsaHeader); 00027 EV << "\n"; 00028 00029 lsaKey.linkStateID = lsaHeader.getLinkStateID (); 00030 lsaKey.advertisingRouter = lsaHeader.getAdvertisingRouter ().getInt (); 00031 00032 if ((lsaOnRetransmissionList = neighbor->FindOnRetransmissionList (lsaKey)) != NULL) { 00033 if (operator== (lsaHeader, lsaOnRetransmissionList->getHeader ())) { 00034 neighbor->RemoveFromRetransmissionList (lsaKey); 00035 } else { 00036 EV << "Got an Acknowledgement packet for an unsent Update packet.\n"; 00037 } 00038 } 00039 } 00040 if (neighbor->IsLinkStateRetransmissionListEmpty ()) { 00041 neighbor->ClearUpdateRetransmissionTimer (); 00042 } 00043 } 00044 }