ostinato/common/eth2pdml.cpp
Srivats P 884990d03c Set mac mode to fixed for pcap imported streams
We need to explicitly set it to fixed 'coz the default has changed from
fixed to resolve.

Fixes #282
2019-08-25 10:48:46 +05:30

134 lines
4.0 KiB
C++

/*
Copyright (C) 2011 Srivats P.
This file is part of "Ostinato"
This is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
#include "eth2pdml.h"
#include "dot3.pb.h"
#include "eth2.pb.h"
#include "mac.pb.h"
#include "vlan.pb.h"
PdmlEthProtocol::PdmlEthProtocol()
{
ostProtoId_ = OstProto::Protocol::kMacFieldNumber;
fieldMap_.insert("eth.dst", OstProto::Mac::kDstMacFieldNumber);
fieldMap_.insert("eth.src", OstProto::Mac::kSrcMacFieldNumber);
}
PdmlProtocol* PdmlEthProtocol::createInstance()
{
return new PdmlEthProtocol();
}
void PdmlEthProtocol::unknownFieldHandler(QString name, int /*pos*/,
int /*size*/, const QXmlStreamAttributes &attributes,
OstProto::Protocol* /*pbProto*/, OstProto::Stream *stream)
{
if (name == "eth.vlan.tpid")
{
bool isOk;
uint tpid = attributes.value("value").toString()
.toUInt(&isOk, kBaseHex);
OstProto::Protocol *proto = stream->add_protocol();
proto->mutable_protocol_id()->set_id(
OstProto::Protocol::kVlanFieldNumber);
OstProto::Vlan *vlan = proto->MutableExtension(OstProto::vlan);
vlan->set_tpid(tpid);
vlan->set_is_override_tpid(true);
}
else if (name == "eth.vlan.id")
{
bool isOk;
uint tag = attributes.value("unmaskedvalue").isEmpty() ?
attributes.value("value").toString().toUInt(&isOk, kBaseHex) :
attributes.value("unmaskedvalue").toString().toUInt(&isOk,kBaseHex);
OstProto::Vlan *vlan = stream->mutable_protocol(
stream->protocol_size()-1)->MutableExtension(OstProto::vlan);
vlan->set_vlan_tag(tag);
}
else if (name == "eth.type")
{
bool isOk;
uint type = attributes.value("value").toString()
.toUInt(&isOk, kBaseHex);
OstProto::Protocol *proto = stream->add_protocol();
proto->mutable_protocol_id()->set_id(
OstProto::Protocol::kEth2FieldNumber);
OstProto::Eth2 *eth2 = proto->MutableExtension(OstProto::eth2);
eth2->set_type(type);
eth2->set_is_override_type(true);
}
else if (name == "eth.len")
{
OstProto::Protocol *proto = stream->add_protocol();
proto->mutable_protocol_id()->set_id(
OstProto::Protocol::kDot3FieldNumber);
OstProto::Dot3 *dot3 = proto->MutableExtension(OstProto::dot3);
bool isOk;
dot3->set_length(attributes.value("value").toString().toUInt(&isOk, kBaseHex));
dot3->set_is_override_length(true);
}
#if 0
else if (name == "eth.trailer")
{
QByteArray trailer = QByteArray::fromHex(
attributes.value("value").toString().toUtf8());
stream->mutable_core()->mutable_name()->append(trailer.constData(),
trailer.size());
}
else if ((name == "eth.fcs") ||
attributes.value("show").toString().startsWith("Frame check sequence"))
{
QByteArray trailer = QByteArray::fromHex(
attributes.value("value").toString().toUtf8());
stream->mutable_core()->mutable_name()->append(trailer.constData(),
trailer.size());
}
#endif
}
void PdmlEthProtocol::postProtocolHandler(OstProto::Protocol *pbProto,
OstProto::Stream* /*stream*/)
{
OstProto::Mac *mac = pbProto->MutableExtension(OstProto::mac);
mac->set_dst_mac_mode(OstProto::Mac::e_mm_fixed);
mac->set_src_mac_mode(OstProto::Mac::e_mm_fixed);
}