matthew/ostinato
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Send ARP/NDP request from emuldevice if unresolved

Browse Source
This commit is contained in:
Srivats P 2019-03-12 19:04:59 +05:30
parent 2614eb8645
commit 0fb81e4d8e
1 changed files with 0 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
server/emuldevice.cpp
View File

@ -303,17 +303,6 @@ void EmulDevice::sendArpRequest(quint32 tgtIp)
if (!tgtIp) if (!tgtIp)
return; return;
// FIXME: Now that the caller does a isResolved check, re-evaluate
// the below behaviour
// This function will be called once per unique stream - which
// may all have the same dst IP; even if dst IP are different the
// gateway for the different dst IP may all be same. However,
// we don't want to send duplicate ARP requests, so we check
// if the tgtIP is already in the cache (resolved or unresolved)
// and if so, we don't resend it
if (arpTable_.contains(tgtIp))
return;
reqPkt = new PacketBuffer; reqPkt = new PacketBuffer;
reqPkt->reserve(encapSize()); reqPkt->reserve(encapSize());
pktData = reqPkt->put(28); pktData = reqPkt->put(28);
@ -670,11 +659,6 @@ void EmulDevice::sendNeighborSolicit(UInt128 tgtIp)
if (tgtIp == UInt128(0, 0)) if (tgtIp == UInt128(0, 0))
return; return;
// Do we already have a NDP entry (resolved or unresolved)?
// If so, don't resend (see note in sendArpRequest())
if (ndpTable_.contains(tgtIp))
return;
// Form the solicited node address to be used as dstIp // Form the solicited node address to be used as dstIp
// ff02::1:ffXX:XXXX/104 // ff02::1:ffXX:XXXX/104
dstIp = UInt128((quint64(0xff02) << 48), dstIp = UInt128((quint64(0xff02) << 48),