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- support loopback .pcap

This commit is contained in:
dmytro.bogovych 2020-03-31 08:52:07 +03:00
parent 9e9b68697d
commit e700d334e0
2 changed files with 30 additions and 0 deletions
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29
src/engine/helper/HL_NetworkFrame.cpp
View File

@ -98,6 +98,35 @@ NetworkFrame::PacketData NetworkFrame::GetUdpPayloadForSLL(NetworkFrame::PacketD
}
}
NetworkFrame::PacketData NetworkFrame::GetUdpPayloadForLoopback(NetworkFrame::PacketData& packet, InternetAddress& source, InternetAddress& destination)
{
PacketData result(packet);
if (packet.mLength < 16)
return PacketData();
struct LoopbackHeader
{
uint32_t mProtocolType;
};
const LoopbackHeader* lh = reinterpret_cast<const LoopbackHeader*>(packet.mData);
packet.mData += sizeof(LoopbackHeader);
packet.mLength -= sizeof(LoopbackHeader);
switch (lh->mProtocolType)
{
case AF_INET:
return GetUdpPayloadForIp4(packet, source, destination);
case AF_INET6:
return GetUdpPayloadForIp6(packet, source, destination);
default:
return PacketData();
}
}
NetworkFrame::PacketData NetworkFrame::GetUdpPayloadForIp4(NetworkFrame::PacketData& packet, InternetAddress& source, InternetAddress& destination)
{

1
src/engine/helper/HL_NetworkFrame.h
View File

@ -25,6 +25,7 @@ public:
static PacketData GetUdpPayloadForIp4(PacketData& packet, InternetAddress& source, InternetAddress& destination);
static PacketData GetUdpPayloadForIp6(PacketData& packet, InternetAddress& source, InternetAddress& destination);
static PacketData GetUdpPayloadForSLL(PacketData& packet, InternetAddress& source, InternetAddress& destination);
static PacketData GetUdpPayloadForLoopback(PacketData& packet, InternetAddress& source, InternetAddress& destination);
struct EthernetHeader
{