#include <LinkStateAcknowledgementHandler.h>
Public Member Functions | |
LinkStateAcknowledgementHandler (Router *containingRouter) | |
void | ProcessPacket (OSPFPacket *packet, Interface *intf, Neighbor *neighbor) |
OSPF::LinkStateAcknowledgementHandler::LinkStateAcknowledgementHandler | ( | OSPF::Router * | containingRouter | ) |
void OSPF::LinkStateAcknowledgementHandler::ProcessPacket | ( | OSPFPacket * | packet, | |
OSPF::Interface * | intf, | |||
OSPF::Neighbor * | neighbor | |||
) | [virtual] |
Implements OSPF::IMessageHandler.
Referenced by OSPF::MessageHandler::ProcessPacket().
00027 { 00028 router->GetMessageHandler()->PrintEvent("Link State Acknowledgement packet received", intf, neighbor); 00029 00030 if (neighbor->GetState() >= OSPF::Neighbor::ExchangeState) { 00031 OSPFLinkStateAcknowledgementPacket* lsAckPacket = check_and_cast<OSPFLinkStateAcknowledgementPacket*> (packet); 00032 00033 int lsaCount = lsAckPacket->getLsaHeadersArraySize(); 00034 00035 EV << " Processing packet contents:\n"; 00036 00037 for (int i = 0; i < lsaCount; i++) { 00038 OSPFLSAHeader& lsaHeader = lsAckPacket->getLsaHeaders(i); 00039 OSPFLSA* lsaOnRetransmissionList; 00040 OSPF::LSAKeyType lsaKey; 00041 00042 EV << " "; 00043 PrintLSAHeader(lsaHeader, ev.getOStream()); 00044 EV << "\n"; 00045 00046 lsaKey.linkStateID = lsaHeader.getLinkStateID(); 00047 lsaKey.advertisingRouter = lsaHeader.getAdvertisingRouter().getInt(); 00048 00049 if ((lsaOnRetransmissionList = neighbor->FindOnRetransmissionList(lsaKey)) != NULL) { 00050 if (operator== (lsaHeader, lsaOnRetransmissionList->getHeader())) { 00051 neighbor->RemoveFromRetransmissionList(lsaKey); 00052 } else { 00053 EV << "Got an Acknowledgement packet for an unsent Update packet.\n"; 00054 } 00055 } 00056 } 00057 if (neighbor->IsLinkStateRetransmissionListEmpty()) { 00058 neighbor->ClearUpdateRetransmissionTimer(); 00059 } 00060 } 00061 }