1409 lines
43 KiB
C++
1409 lines
43 KiB
C++
/*
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Copyright (C) 2010 Srivats P.
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This file is part of "Ostinato"
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This is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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#include "pdml_p.h"
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#include "abstractprotocol.h"
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#include "pcapfileformat.h"
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#include "protocolmanager.h"
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#include "streambase.h"
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#include "arp.pb.h"
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#include "eth2.pb.h"
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#include "dot3.pb.h"
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#include "hexdump.pb.h"
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#include "llc.pb.h"
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#include "mac.pb.h"
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#include "ip4.pb.h"
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#include "ip6.pb.h"
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#include "snap.pb.h"
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#include "svlan.pb.h"
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#include "tcp.pb.h"
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#include "udp.pb.h"
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#include "vlan.pb.h"
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#include <google/protobuf/descriptor.h>
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#include <QMessageBox>
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#include <QRegExp>
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#include <string>
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extern ProtocolManager *OstProtocolManager;
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const int kBaseHex = 16;
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static PdmlReader *gPdmlReader = NULL;
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PdmlDefaultProtocol::PdmlDefaultProtocol()
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{
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ostProtoId_ = -1;
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}
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PdmlDefaultProtocol::~PdmlDefaultProtocol()
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{
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}
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PdmlDefaultProtocol* PdmlDefaultProtocol::createInstance()
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{
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return new PdmlDefaultProtocol();
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}
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QString PdmlDefaultProtocol::pdmlProtoName() const
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{
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return pdmlProtoName_;
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}
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int PdmlDefaultProtocol::ostProtoId() const
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{
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return ostProtoId_;
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}
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bool PdmlDefaultProtocol::hasField(QString name) const
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{
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return fieldMap_.contains(name);
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}
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int PdmlDefaultProtocol::fieldId(QString name) const
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{
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return fieldMap_.value(name);
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}
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void PdmlDefaultProtocol::preProtocolHandler(QString /*name*/,
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const QXmlStreamAttributes& /*attributes*/,
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int /*expectedPos*/, OstProto::Protocol* /*pbProto*/,
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OstProto::Stream* /*stream*/)
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{
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return; // do nothing!
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}
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void PdmlDefaultProtocol::prematureEndHandler(int /*pos*/,
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OstProto::Protocol* /*pbProto*/, OstProto::Stream* /*stream*/)
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{
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return; // do nothing!
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}
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void PdmlDefaultProtocol::postProtocolHandler(OstProto::Protocol* /*pbProto*/,
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OstProto::Stream* /*stream*/)
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{
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return; // do nothing!
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}
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void PdmlDefaultProtocol::fieldHandler(QString name,
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const QXmlStreamAttributes &attributes,
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OstProto::Protocol *pbProto, OstProto::Stream *stream)
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{
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if (hasField(name))
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{
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QString valueHexStr = attributes.value("value").toString();
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qDebug("\t(KNOWN) fieldName:%s, value:%s",
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name.toAscii().constData(),
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valueHexStr.toAscii().constData());
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knownFieldHandler(name, valueHexStr, pbProto);
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}
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else
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{
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int pos = -1;
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int size = -1;
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if (!attributes.value("pos").isEmpty())
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pos = attributes.value("pos").toString().toInt();
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if (!attributes.value("size").isEmpty())
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size = attributes.value("size").toString().toInt();
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qDebug("\t(UNKNOWN) fieldName:%s, pos:%d, size:%d",
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name.toAscii().constData(), pos, size);
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unknownFieldHandler(name, pos, size, attributes, pbProto, stream);
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}
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}
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void PdmlDefaultProtocol::knownFieldHandler(QString name, QString valueHexStr,
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OstProto::Protocol *pbProto)
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{
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const google::protobuf::Reflection *protoRefl = pbProto->GetReflection();
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const google::protobuf::FieldDescriptor *extDesc =
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protoRefl->FindKnownExtensionByNumber(ostProtoId());
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google::protobuf::Message *msg =
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protoRefl->MutableMessage(pbProto,extDesc);
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const google::protobuf::Reflection *msgRefl = msg->GetReflection();
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const google::protobuf::FieldDescriptor *fieldDesc =
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msg->GetDescriptor()->FindFieldByNumber(fieldId(name));
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bool isOk;
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Q_ASSERT(fieldDesc != NULL);
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switch(fieldDesc->cpp_type())
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{
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case google::protobuf::FieldDescriptor::CPPTYPE_ENUM: // TODO
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case google::protobuf::FieldDescriptor::CPPTYPE_UINT32:
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msgRefl->SetUInt32(msg, fieldDesc,
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valueHexStr.toUInt(&isOk, kBaseHex));
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break;
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case google::protobuf::FieldDescriptor::CPPTYPE_UINT64:
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msgRefl->SetUInt64(msg, fieldDesc,
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valueHexStr.toULongLong(&isOk, kBaseHex));
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break;
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case google::protobuf::FieldDescriptor::CPPTYPE_STRING:
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{
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QByteArray hexVal = QByteArray::fromHex(valueHexStr.toUtf8());
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std::string str(hexVal.constData(), hexVal.size());
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msgRefl->SetString(msg, fieldDesc, str);
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break;
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}
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default:
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qDebug("%s: unhandled cpptype = %d", __FUNCTION__,
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fieldDesc->cpp_type());
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}
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}
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void PdmlDefaultProtocol::unknownFieldHandler(QString name,
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int pos, int size, const QXmlStreamAttributes &attributes,
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OstProto::Protocol *pbProto, OstProto::Stream *stream)
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{
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return; // do nothing!
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}
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// ---------------------------------------------------------- //
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// PdmlReader //
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// ---------------------------------------------------------- //
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PdmlReader::PdmlReader(OstProto::StreamConfigList *streams)
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{
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gPdmlReader = this;
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pcap_ = NULL;
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streams_ = streams;
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currentStream_ = NULL;
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prevStream_ = NULL;
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stop_ = NULL;
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factory_.insert("hexdump", PdmlUnknownProtocol::createInstance);
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factory_.insert("geninfo", PdmlGenInfoProtocol::createInstance);
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factory_.insert("frame", PdmlFrameProtocol::createInstance);
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factory_.insert("eth", PdmlEthProtocol::createInstance);
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factory_.insert("ip", PdmlIp4Protocol::createInstance);
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factory_.insert("arp", PdmlArpProtocol::createInstance);
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factory_.insert("ipv6", PdmlIp6Protocol::createInstance);
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factory_.insert("llc", PdmlLlcProtocol::createInstance);
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factory_.insert("ieee8021ad", PdmlSvlanProtocol::createInstance);
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factory_.insert("tcp", PdmlTcpProtocol::createInstance);
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factory_.insert("udp", PdmlUdpProtocol::createInstance);
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factory_.insert("udplite", PdmlUdpProtocol::createInstance);
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factory_.insert("vlan", PdmlVlanProtocol::createInstance);
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}
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PdmlReader::~PdmlReader()
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{
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}
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bool PdmlReader::read(QIODevice *device, PcapFileFormat *pcap, bool *stop)
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{
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setDevice(device);
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pcap_ = pcap;
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stop_ = stop;
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while (!atEnd())
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{
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readNext();
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if (isStartElement())
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{
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if (name() == "pdml")
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readPdml();
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else
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raiseError("Not a pdml file!");
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}
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}
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if (error() && (errorString() != "USER-CANCEL"))
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{
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qDebug("Line %lld", lineNumber());
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qDebug("Col %lld", columnNumber());
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qDebug("%s", errorString().toAscii().constData());
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return false;
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}
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return true;
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}
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// TODO: use a temp pool to avoid a lot of new/delete
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PdmlDefaultProtocol* PdmlReader::allocPdmlProtocol(QString protoName)
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{
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// If protoName is not known, we use a hexdump
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if (!factory_.contains(protoName))
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protoName = "hexdump";
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return (*(factory_.value(protoName)))();
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}
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void PdmlReader::freePdmlProtocol(PdmlDefaultProtocol *proto)
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{
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delete proto;
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}
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bool PdmlReader::isDontCareProto()
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{
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Q_ASSERT(isStartElement() && name() == "proto");
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QStringRef protoName = attributes().value("name");
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if (protoName.isEmpty() || (protoName == "expert"))
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return true;
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return false;
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}
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void PdmlReader::skipElement()
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{
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Q_ASSERT(isStartElement());
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qDebug("skipping element - <%s>",
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name().toString().toAscii().constData());
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while (!atEnd())
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{
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readNext();
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if (isEndElement())
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break;
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if (isStartElement())
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skipElement();
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}
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}
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void PdmlReader::readPdml()
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{
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Q_ASSERT(isStartElement() && name() == "pdml");
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packetCount_ = 1;
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while (!atEnd())
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{
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readNext();
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if (isEndElement())
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break;
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if (isStartElement())
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{
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if (name() == "packet")
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readPacket();
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else
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skipElement();
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}
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}
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}
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void PdmlReader::readPacket()
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{
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PcapFileFormat::PcapPacketHeader pktHdr;
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Q_ASSERT(isStartElement() && name() == "packet");
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qDebug("%s: packetNum = %d", __FUNCTION__, packetCount_);
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skipUntilEnd_ = false;
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// XXX: we play dumb and convert each packet to a stream, for now
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prevStream_ = currentStream_;
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currentStream_ = streams_->add_stream();
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currentStream_->mutable_stream_id()->set_id(packetCount_);
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currentStream_->mutable_core()->set_is_enabled(true);
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// Set to a high number; will get reset to correct value during parse
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currentStream_->mutable_core()->set_frame_len(16384); // FIXME: Hard coding!
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expPos_ = 0;
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if (pcap_)
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pcap_->readPacket(pktHdr, pktBuf_);
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while (!atEnd())
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{
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readNext();
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if (isEndElement())
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break;
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if (isStartElement())
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{
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if (skipUntilEnd_)
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skipElement();
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else if (name() == "proto")
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readProto();
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else if (name() == "field")
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readField(NULL, NULL); // TODO: top level field!!!!
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else
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skipElement();
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}
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}
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currentStream_->mutable_core()->set_name(""); // FIXME
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// If trailing bytes are missing, add those from the pcap
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if ((expPos_ < pktBuf_.size()) && pcap_)
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{
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OstProto::Protocol *proto = currentStream_->add_protocol();
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OstProto::HexDump *hexDump = proto->MutableExtension(
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OstProto::hexDump);
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proto->mutable_protocol_id()->set_id(
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OstProto::Protocol::kHexDumpFieldNumber);
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qDebug("adding trailing %d bytes starting from %d",
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pktBuf_.size() - expPos_, expPos_);
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hexDump->set_content(pktBuf_.constData() + expPos_,
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pktBuf_.size() - expPos_);
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hexDump->set_pad_until_end(false);
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}
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packetCount_++;
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emit progress(int(characterOffset()*100/device()->size())); // in %
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if (prevStream_)
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prevStream_->mutable_control()->CopyFrom(currentStream_->control());
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if (stop_ && *stop_)
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raiseError("USER-CANCEL");
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}
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void PdmlReader::readProto()
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{
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PdmlDefaultProtocol *pdmlProto = NULL;
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OstProto::Protocol *pbProto = NULL;
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Q_ASSERT(isStartElement() && name() == "proto");
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QString protoName;
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int pos = -1;
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int size = -1;
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if (!attributes().value("name").isEmpty())
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protoName = attributes().value("name").toString();
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if (!attributes().value("pos").isEmpty())
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pos = attributes().value("pos").toString().toInt();
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if (!attributes().value("size").isEmpty())
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size = attributes().value("size").toString().toInt();
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qDebug("proto: %s, pos = %d, expPos_ = %d",
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protoName.toAscii().constData(), pos, expPos_);
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// This is a heuristic to skip protocols which are not part of
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// this frame, but of a reassembled segment spanning several frames
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// 1. Proto starting pos is 0, but we've already seen some protocols
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// 2. Protocol Size exceeds frame length
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if (((pos == 0) && (currentStream_->protocol_size() > 0))
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|| ((pos + size) > int(currentStream_->core().frame_len())))
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{
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skipElement();
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return;
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}
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if (isDontCareProto())
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{
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skipElement();
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return;
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}
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// if we detect a gap between subsequent protocols, we "fill-in"
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// with a "hexdump" from the pcap
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if (pos > expPos_ && pcap_)
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{
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appendHexDumpProto(expPos_, pos - expPos_);
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expPos_ = pos;
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}
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// for unknown protocol, read a hexdump from the pcap
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if (!factory_.contains(protoName) && pcap_)
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{
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int size = -1;
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if (!attributes().value("size").isEmpty())
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size = attributes().value("size").toString().toInt();
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// Check if this proto is a subset of previous proto - if so, do nothing
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if ((pos >= 0) && (size > 0) && ((pos + size) <= expPos_))
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{
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qDebug("subset proto");
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skipElement();
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return;
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}
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if (pos >= 0 && size > 0
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&& ((pos + size) <= pktBuf_.size()))
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{
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appendHexDumpProto(pos, size);
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expPos_ += size;
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skipElement();
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return;
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}
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}
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pdmlProto = appendPdmlProto(protoName, &pbProto);
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qDebug("%s: preProtocolHandler(expPos = %d)",
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protoName.toAscii().constData(), expPos_);
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pdmlProto->preProtocolHandler(protoName, attributes(), expPos_, pbProto,
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currentStream_);
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while (!atEnd())
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{
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readNext();
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if (isEndElement())
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break;
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if (isStartElement())
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{
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if (name() == "proto")
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{
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// an embedded proto
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qDebug("embedded proto: %s\n", attributes().value("name")
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.toString().toAscii().constData());
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if (isDontCareProto())
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{
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skipElement();
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continue;
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}
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// if we are in the midst of processing a protocol, we
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// end it prematurely before we start processing the
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// embedded protocol
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//
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// XXX: pdmlProto may be NULL for a sequence of embedded protos
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if (pdmlProto)
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{
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int endPos = -1;
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if (!attributes().value("pos").isEmpty())
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endPos = attributes().value("pos").toString().toInt();
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pdmlProto->prematureEndHandler(endPos, pbProto,
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currentStream_);
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pdmlProto->postProtocolHandler(pbProto, currentStream_);
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StreamBase s;
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s.protoDataCopyFrom(*currentStream_);
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expPos_ = s.frameProtocolLength(0);
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}
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readProto();
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pdmlProto = NULL;
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pbProto = NULL;
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}
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else if (name() == "field")
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{
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if ((protoName == "fake-field-wrapper") &&
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(attributes().value("name") == "tcp.segments"))
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{
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skipElement();
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qDebug("[skipping reassembled tcp segments]");
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skipUntilEnd_ = true;
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continue;
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}
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if (pdmlProto == NULL)
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{
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pdmlProto = appendPdmlProto(protoName, &pbProto);
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qDebug("%s: preProtocolHandler(expPos = %d)",
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protoName.toAscii().constData(), expPos_);
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pdmlProto->preProtocolHandler(protoName, attributes(),
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expPos_, pbProto, currentStream_);
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}
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readField(pdmlProto, pbProto);
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}
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else
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skipElement();
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}
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}
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// Close-off current protocol
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if (pdmlProto)
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{
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pdmlProto->postProtocolHandler(pbProto, currentStream_);
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freePdmlProtocol(pdmlProto);
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StreamBase s;
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s.protoDataCopyFrom(*currentStream_);
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expPos_ = s.frameProtocolLength(0);
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}
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}
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void PdmlReader::readField(PdmlDefaultProtocol *pdmlProto,
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OstProto::Protocol *pbProto)
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{
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Q_ASSERT(isStartElement() && name() == "field");
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|
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// fields with "hide='yes'" are informational and should be skipped
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if (attributes().value("hide") == "yes")
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{
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skipElement();
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return;
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}
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|
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QString fieldName = attributes().value("name").toString();
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qDebug(" fieldName:%s", fieldName.toAscii().constData());
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pdmlProto->fieldHandler(fieldName, attributes(), pbProto, currentStream_);
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while (!atEnd())
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{
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readNext();
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|
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if (isEndElement())
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break;
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|
|
if (isStartElement())
|
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{
|
|
if (name() == "proto")
|
|
readProto();
|
|
else if (name() == "field")
|
|
readField(pdmlProto, pbProto);
|
|
else
|
|
skipElement();
|
|
}
|
|
}
|
|
}
|
|
|
|
void PdmlReader::appendHexDumpProto(int offset, int size)
|
|
{
|
|
OstProto::Protocol *proto = currentStream_->add_protocol();
|
|
OstProto::HexDump *hexDump = proto->MutableExtension(OstProto::hexDump);
|
|
|
|
proto->mutable_protocol_id()->set_id(
|
|
OstProto::Protocol::kHexDumpFieldNumber);
|
|
|
|
qDebug("filling in gap of %d bytes starting from %d", size, offset);
|
|
hexDump->set_content(pktBuf_.constData() + offset, size);
|
|
hexDump->set_pad_until_end(false);
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlReader::appendPdmlProto(const QString &protoName,
|
|
OstProto::Protocol **pbProto)
|
|
{
|
|
PdmlDefaultProtocol* pdmlProto = allocPdmlProtocol(protoName);
|
|
Q_ASSERT(pdmlProto != NULL);
|
|
|
|
int protoId = pdmlProto->ostProtoId();
|
|
|
|
if (protoId > 0) // Non-Base Class
|
|
{
|
|
OstProto::Protocol *proto = currentStream_->add_protocol();
|
|
|
|
proto->mutable_protocol_id()->set_id(protoId);
|
|
|
|
const google::protobuf::Reflection *msgRefl = proto->GetReflection();
|
|
const google::protobuf::FieldDescriptor *fieldDesc =
|
|
msgRefl->FindKnownExtensionByNumber(protoId);
|
|
|
|
// TODO: if !fDesc
|
|
// init default values of all fields in protocol
|
|
msgRefl->MutableMessage(proto, fieldDesc);
|
|
|
|
*pbProto = proto;
|
|
|
|
qDebug("%s: name = %s", __FUNCTION__,
|
|
protoName.toAscii().constData());
|
|
}
|
|
else
|
|
*pbProto = NULL;
|
|
|
|
return pdmlProto;
|
|
}
|
|
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlUnknownProtocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlUnknownProtocol::PdmlUnknownProtocol()
|
|
{
|
|
pdmlProtoName_ = "";
|
|
ostProtoId_ = OstProto::Protocol::kHexDumpFieldNumber;
|
|
|
|
endPos_ = expPos_ = -1;
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlUnknownProtocol::createInstance()
|
|
{
|
|
return new PdmlUnknownProtocol();
|
|
}
|
|
|
|
void PdmlUnknownProtocol::preProtocolHandler(QString name,
|
|
const QXmlStreamAttributes &attributes, int expectedPos,
|
|
OstProto::Protocol *pbProto, OstProto::Stream *stream)
|
|
{
|
|
bool isOk;
|
|
int size;
|
|
int pos = attributes.value("pos").toString().toUInt(&isOk);
|
|
if (!isOk)
|
|
{
|
|
if (expectedPos >= 0)
|
|
expPos_ = pos = expectedPos;
|
|
else
|
|
goto _skip_pos_size_proc;
|
|
}
|
|
|
|
size = attributes.value("size").toString().toUInt(&isOk);
|
|
if (!isOk)
|
|
goto _skip_pos_size_proc;
|
|
|
|
// If pos+size goes beyond the frame length, this is a "reassembled"
|
|
// protocol and should be skipped
|
|
if ((pos + size) > int(stream->core().frame_len()))
|
|
goto _skip_pos_size_proc;
|
|
|
|
expPos_ = pos;
|
|
endPos_ = expPos_ + size;
|
|
|
|
_skip_pos_size_proc:
|
|
OstProto::HexDump *hexDump = stream->mutable_protocol(
|
|
stream->protocol_size()-1)->MutableExtension(OstProto::hexDump);
|
|
hexDump->set_pad_until_end(false);
|
|
}
|
|
|
|
void PdmlUnknownProtocol::prematureEndHandler(int pos,
|
|
OstProto::Protocol* /*pbProto*/, OstProto::Stream* /*stream*/)
|
|
{
|
|
endPos_ = pos;
|
|
}
|
|
|
|
void PdmlUnknownProtocol::postProtocolHandler(OstProto::Protocol *pbProto,
|
|
OstProto::Stream *stream)
|
|
{
|
|
OstProto::HexDump *hexDump = pbProto->MutableExtension(OstProto::hexDump);
|
|
|
|
// Skipped field(s) at end? Pad with zero!
|
|
if (endPos_ > expPos_)
|
|
{
|
|
QByteArray hexVal(endPos_ - expPos_, char(0));
|
|
|
|
hexDump->mutable_content()->append(hexVal.constData(), hexVal.size());
|
|
expPos_ += hexVal.size();
|
|
}
|
|
|
|
qDebug(" hexdump: expPos_ = %d, endPos_ = %d\n", expPos_, endPos_);
|
|
|
|
// If empty for some reason, remove the protocol
|
|
if (hexDump->content().size() == 0)
|
|
stream->mutable_protocol()->RemoveLast();
|
|
|
|
endPos_ = expPos_ = -1;
|
|
}
|
|
|
|
void PdmlUnknownProtocol::unknownFieldHandler(QString name, int pos, int size,
|
|
const QXmlStreamAttributes &attributes,
|
|
OstProto::Protocol *pbProto, OstProto::Stream *stream)
|
|
{
|
|
OstProto::HexDump *hexDump = pbProto->MutableExtension(OstProto::hexDump);
|
|
|
|
qDebug(" hexdump: %s, pos = %d, expPos_ = %d, endPos_ = %d\n",
|
|
name.toAscii().constData(),
|
|
pos, expPos_, endPos_);
|
|
|
|
// Skipped field? Pad with zero!
|
|
if ((pos > expPos_) && (expPos_ < endPos_))
|
|
{
|
|
QByteArray hexVal(pos - expPos_, char(0));
|
|
|
|
hexDump->mutable_content()->append(hexVal.constData(), hexVal.size());
|
|
expPos_ += hexVal.size();
|
|
}
|
|
|
|
if (pos == expPos_)
|
|
{
|
|
QByteArray hexVal = attributes.value("unmaskedvalue").isEmpty() ?
|
|
QByteArray::fromHex(attributes.value("value").toString().toUtf8()) :
|
|
QByteArray::fromHex(attributes.value("unmaskedvalue").toString().toUtf8());
|
|
|
|
hexDump->mutable_content()->append(hexVal.constData(), hexVal.size());
|
|
expPos_ += hexVal.size();
|
|
}
|
|
}
|
|
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlGenInfoProtocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlGenInfoProtocol::PdmlGenInfoProtocol()
|
|
{
|
|
pdmlProtoName_ = "geninfo";
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlGenInfoProtocol::createInstance()
|
|
{
|
|
return new PdmlGenInfoProtocol();
|
|
}
|
|
|
|
#if 0 // done in frame proto
|
|
void PdmlGenInfoProtocol::unknownFieldHandler(QString name, int pos,
|
|
int size, const QXmlStreamAttributes &attributes, OstProto::Stream *stream)
|
|
{
|
|
if (name == "len")
|
|
stream->mutable_core()->set_frame_len(size+4); // TODO:check FCS
|
|
}
|
|
#endif
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlFrameProtocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlFrameProtocol::PdmlFrameProtocol()
|
|
{
|
|
pdmlProtoName_ = "frame";
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlFrameProtocol::createInstance()
|
|
{
|
|
return new PdmlFrameProtocol();
|
|
}
|
|
|
|
void PdmlFrameProtocol::unknownFieldHandler(QString name, int pos, int size,
|
|
const QXmlStreamAttributes &attributes,
|
|
OstProto::Protocol *pbProto, OstProto::Stream *stream)
|
|
{
|
|
if (name == "frame.len")
|
|
{
|
|
int len = -1;
|
|
|
|
if (!attributes.value("show").isEmpty())
|
|
len = attributes.value("show").toString().toInt();
|
|
stream->mutable_core()->set_frame_len(len+4); // TODO:check FCS
|
|
}
|
|
else if (name == "frame.time_delta")
|
|
{
|
|
if (!attributes.value("show").isEmpty())
|
|
{
|
|
QString delta = attributes.value("show").toString();
|
|
int decimal = delta.indexOf('.');
|
|
|
|
if (decimal >= 0)
|
|
{
|
|
const uint kNsecsInSec = 1000000000;
|
|
uint sec = delta.left(decimal).toUInt();
|
|
uint nsec = delta.mid(decimal+1).toUInt();
|
|
uint ipg = sec*kNsecsInSec + nsec;
|
|
|
|
if (ipg)
|
|
{
|
|
stream->mutable_control()->set_packets_per_sec(
|
|
kNsecsInSec/ipg);
|
|
}
|
|
|
|
qDebug("sec.nsec = %u.%u, ipg = %u", sec, nsec, ipg);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlSvlanProtocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlSvlanProtocol::PdmlSvlanProtocol()
|
|
{
|
|
pdmlProtoName_ = "ieee8021ad";
|
|
ostProtoId_ = OstProto::Protocol::kSvlanFieldNumber;
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlSvlanProtocol::createInstance()
|
|
{
|
|
return new PdmlSvlanProtocol();
|
|
}
|
|
|
|
void PdmlSvlanProtocol::preProtocolHandler(QString name,
|
|
const QXmlStreamAttributes &attributes, int expectedPos,
|
|
OstProto::Protocol *pbProto, OstProto::Stream *stream)
|
|
{
|
|
OstProto::Vlan *svlan = pbProto->MutableExtension(OstProto::svlan);
|
|
|
|
svlan->set_tpid(0x88a8);
|
|
svlan->set_is_override_tpid(true);
|
|
|
|
// If a eth2 protocol precedes svlan, we remove the eth2 protocol
|
|
// 'coz the eth2.etherType is actually the svlan.tpid
|
|
//
|
|
// We assume that the current protocol is the last in the stream
|
|
int index = stream->protocol_size() - 1;
|
|
if ((index > 1)
|
|
&& (stream->protocol(index).protocol_id().id()
|
|
== OstProto::Protocol::kSvlanFieldNumber)
|
|
&& (stream->protocol(index - 1).protocol_id().id()
|
|
== OstProto::Protocol::kEth2FieldNumber))
|
|
{
|
|
stream->mutable_protocol()->SwapElements(index, index - 1);
|
|
Q_ASSERT(stream->protocol(index).protocol_id().id()
|
|
== OstProto::Protocol::kEth2FieldNumber);
|
|
stream->mutable_protocol()->RemoveLast();
|
|
}
|
|
}
|
|
|
|
void PdmlSvlanProtocol::unknownFieldHandler(QString name, int pos, int size,
|
|
const QXmlStreamAttributes &attributes,
|
|
OstProto::Protocol *pbProto, OstProto::Stream *stream)
|
|
{
|
|
if ((name == "ieee8021ad.id") || (name == "ieee8021ad.svid"))
|
|
{
|
|
bool isOk;
|
|
OstProto::Vlan *svlan = pbProto->MutableExtension(OstProto::svlan);
|
|
uint tag = attributes.value("unmaskedvalue").isEmpty() ?
|
|
attributes.value("value").toString().toUInt(&isOk, kBaseHex) :
|
|
attributes.value("unmaskedvalue").toString().toUInt(&isOk,kBaseHex);
|
|
|
|
svlan->set_vlan_tag(tag);
|
|
}
|
|
else if (name == "ieee8021ad.cvid")
|
|
{
|
|
OstProto::Protocol *proto = stream->add_protocol();
|
|
|
|
proto->mutable_protocol_id()->set_id(
|
|
OstProto::Protocol::kSvlanFieldNumber);
|
|
|
|
OstProto::Vlan *svlan = proto->MutableExtension(OstProto::svlan);
|
|
|
|
svlan->set_tpid(0x88a8);
|
|
svlan->set_is_override_tpid(true);
|
|
|
|
bool isOk;
|
|
uint tag = attributes.value("unmaskedvalue").isEmpty() ?
|
|
attributes.value("value").toString().toUInt(&isOk, kBaseHex) :
|
|
attributes.value("unmaskedvalue").toString().toUInt(&isOk,kBaseHex);
|
|
|
|
svlan->set_vlan_tag(tag);
|
|
}
|
|
else if (name == "ieee8021ah.etype") // yes 'ah' not 'ad' - not a typo!
|
|
{
|
|
OstProto::Protocol *proto = stream->add_protocol();
|
|
|
|
proto->mutable_protocol_id()->set_id(
|
|
OstProto::Protocol::kEth2FieldNumber);
|
|
|
|
bool isOk;
|
|
OstProto::Eth2 *eth2 = proto->MutableExtension(OstProto::eth2);
|
|
|
|
eth2->set_type(attributes.value("value")
|
|
.toString().toUInt(&isOk, kBaseHex));
|
|
eth2->set_is_override_type(true);
|
|
}
|
|
}
|
|
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlVlanProtocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlVlanProtocol::PdmlVlanProtocol()
|
|
{
|
|
pdmlProtoName_ = "vlan";
|
|
ostProtoId_ = OstProto::Protocol::kVlanFieldNumber;
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlVlanProtocol::createInstance()
|
|
{
|
|
return new PdmlVlanProtocol();
|
|
}
|
|
|
|
void PdmlVlanProtocol::preProtocolHandler(QString name,
|
|
const QXmlStreamAttributes &attributes, int expectedPos,
|
|
OstProto::Protocol *pbProto, OstProto::Stream *stream)
|
|
{
|
|
OstProto::Vlan *vlan = pbProto->MutableExtension(OstProto::vlan);
|
|
|
|
vlan->set_tpid(0x8100);
|
|
vlan->set_is_override_tpid(true);
|
|
|
|
// If a eth2 protocol precedes vlan, we remove the eth2 protocol
|
|
// 'coz the eth2.etherType is actually the vlan.tpid
|
|
//
|
|
// We assume that the current protocol is the last in the stream
|
|
int index = stream->protocol_size() - 1;
|
|
if ((index > 1)
|
|
&& (stream->protocol(index).protocol_id().id()
|
|
== OstProto::Protocol::kVlanFieldNumber)
|
|
&& (stream->protocol(index - 1).protocol_id().id()
|
|
== OstProto::Protocol::kEth2FieldNumber))
|
|
{
|
|
stream->mutable_protocol()->SwapElements(index, index - 1);
|
|
Q_ASSERT(stream->protocol(index).protocol_id().id()
|
|
== OstProto::Protocol::kEth2FieldNumber);
|
|
stream->mutable_protocol()->RemoveLast();
|
|
}
|
|
}
|
|
|
|
void PdmlVlanProtocol::unknownFieldHandler(QString name, int pos, int size,
|
|
const QXmlStreamAttributes &attributes,
|
|
OstProto::Protocol *pbProto, OstProto::Stream *stream)
|
|
{
|
|
if (name == "vlan.id")
|
|
{
|
|
bool isOk;
|
|
OstProto::Vlan *vlan = pbProto->MutableExtension(OstProto::vlan);
|
|
uint tag = attributes.value("unmaskedvalue").isEmpty() ?
|
|
attributes.value("value").toString().toUInt(&isOk, kBaseHex) :
|
|
attributes.value("unmaskedvalue").toString().toUInt(&isOk,kBaseHex);
|
|
|
|
vlan->set_vlan_tag(tag);
|
|
}
|
|
else if (name == "vlan.etype")
|
|
{
|
|
OstProto::Protocol *proto = stream->add_protocol();
|
|
|
|
proto->mutable_protocol_id()->set_id(
|
|
OstProto::Protocol::kEth2FieldNumber);
|
|
|
|
bool isOk;
|
|
OstProto::Eth2 *eth2 = proto->MutableExtension(OstProto::eth2);
|
|
|
|
eth2->set_type(attributes.value("value")
|
|
.toString().toUInt(&isOk, kBaseHex));
|
|
eth2->set_is_override_type(true);
|
|
}
|
|
}
|
|
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlEthProtocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlEthProtocol::PdmlEthProtocol()
|
|
{
|
|
pdmlProtoName_ = "eth";
|
|
ostProtoId_ = OstProto::Protocol::kMacFieldNumber;
|
|
|
|
fieldMap_.insert("eth.dst", OstProto::Mac::kDstMacFieldNumber);
|
|
fieldMap_.insert("eth.src", OstProto::Mac::kSrcMacFieldNumber);
|
|
}
|
|
|
|
PdmlDefaultProtocol* 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.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);
|
|
}
|
|
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());
|
|
}
|
|
}
|
|
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlLlcProtocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlLlcProtocol::PdmlLlcProtocol()
|
|
{
|
|
pdmlProtoName_ = "llc";
|
|
ostProtoId_ = OstProto::Protocol::kLlcFieldNumber;
|
|
|
|
fieldMap_.insert("llc.dsap", OstProto::Llc::kDsapFieldNumber);
|
|
fieldMap_.insert("llc.ssap", OstProto::Llc::kSsapFieldNumber);
|
|
fieldMap_.insert("llc.control", OstProto::Llc::kCtlFieldNumber);
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlLlcProtocol::createInstance()
|
|
{
|
|
return new PdmlLlcProtocol();
|
|
}
|
|
|
|
void PdmlLlcProtocol::unknownFieldHandler(QString name, int pos, int size,
|
|
const QXmlStreamAttributes &attributes,
|
|
OstProto::Protocol *pbProto, OstProto::Stream *stream)
|
|
{
|
|
if (name == "llc.oui")
|
|
{
|
|
OstProto::Protocol *proto = stream->add_protocol();
|
|
|
|
proto->mutable_protocol_id()->set_id(
|
|
OstProto::Protocol::kSnapFieldNumber);
|
|
|
|
OstProto::Snap *snap = proto->MutableExtension(OstProto::snap);
|
|
|
|
bool isOk;
|
|
snap->set_oui(attributes.value("value").toString()
|
|
.toUInt(&isOk, kBaseHex));
|
|
snap->set_is_override_oui(true);
|
|
}
|
|
else if ((name == "llc.type") || (name.contains(QRegExp("llc\\..*pid"))))
|
|
{
|
|
OstProto::Snap *snap = stream->mutable_protocol(
|
|
stream->protocol_size()-1)->MutableExtension(OstProto::snap);
|
|
|
|
bool isOk;
|
|
snap->set_type(attributes.value("value").toString()
|
|
.toUInt(&isOk, kBaseHex));
|
|
snap->set_is_override_type(true);
|
|
}
|
|
}
|
|
|
|
void PdmlLlcProtocol::postProtocolHandler(OstProto::Protocol *pbProto,
|
|
OstProto::Stream *stream)
|
|
{
|
|
OstProto::Llc *llc = pbProto->MutableExtension(OstProto::llc);
|
|
|
|
llc->set_is_override_dsap(true);
|
|
llc->set_is_override_ssap(true);
|
|
llc->set_is_override_ctl(true);
|
|
}
|
|
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlArpProtocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlArpProtocol::PdmlArpProtocol()
|
|
{
|
|
pdmlProtoName_ = "arp";
|
|
ostProtoId_ = OstProto::Protocol::kArpFieldNumber;
|
|
|
|
fieldMap_.insert("arp.opcode", OstProto::Arp::kOpCodeFieldNumber);
|
|
fieldMap_.insert("arp.src.hw_mac", OstProto::Arp::kSenderHwAddrFieldNumber);
|
|
fieldMap_.insert("arp.src.proto_ipv4",
|
|
OstProto::Arp::kSenderProtoAddrFieldNumber);
|
|
fieldMap_.insert("arp.dst.hw_mac", OstProto::Arp::kTargetHwAddrFieldNumber);
|
|
fieldMap_.insert("arp.dst.proto_ipv4",
|
|
OstProto::Arp::kTargetProtoAddrFieldNumber);
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlArpProtocol::createInstance()
|
|
{
|
|
return new PdmlArpProtocol();
|
|
}
|
|
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlIp4Protocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlIp4Protocol::PdmlIp4Protocol()
|
|
{
|
|
pdmlProtoName_ = "ip";
|
|
ostProtoId_ = OstProto::Protocol::kIp4FieldNumber;
|
|
|
|
fieldMap_.insert("ip.version", OstProto::Ip4::kVerHdrlenFieldNumber);
|
|
fieldMap_.insert("ip.dsfield", OstProto::Ip4::kTosFieldNumber);
|
|
fieldMap_.insert("ip.len", OstProto::Ip4::kTotlenFieldNumber);
|
|
fieldMap_.insert("ip.id", OstProto::Ip4::kIdFieldNumber);
|
|
//fieldMap_.insert("ip.flags", OstProto::Ip4::kFlagsFieldNumber);
|
|
fieldMap_.insert("ip.frag_offset", OstProto::Ip4::kFragOfsFieldNumber);
|
|
fieldMap_.insert("ip.ttl", OstProto::Ip4::kTtlFieldNumber);
|
|
fieldMap_.insert("ip.proto", OstProto::Ip4::kProtoFieldNumber);
|
|
fieldMap_.insert("ip.checksum", OstProto::Ip4::kCksumFieldNumber);
|
|
fieldMap_.insert("ip.src", OstProto::Ip4::kSrcIpFieldNumber);
|
|
fieldMap_.insert("ip.dst", OstProto::Ip4::kDstIpFieldNumber);
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlIp4Protocol::createInstance()
|
|
{
|
|
return new PdmlIp4Protocol();
|
|
}
|
|
|
|
void PdmlIp4Protocol::unknownFieldHandler(QString name, int pos, int size,
|
|
const QXmlStreamAttributes &attributes,
|
|
OstProto::Protocol *pbProto, OstProto::Stream *stream)
|
|
{
|
|
bool isOk;
|
|
|
|
if ((name == "ip.options") ||
|
|
attributes.value("show").toString().startsWith("Options"))
|
|
{
|
|
options_ = QByteArray::fromHex(
|
|
attributes.value("value").toString().toUtf8());
|
|
}
|
|
else if (name == "ip.flags")
|
|
{
|
|
OstProto::Ip4 *ip4 = pbProto->MutableExtension(OstProto::ip4);
|
|
|
|
ip4->set_flags(attributes.value("value").toString().toUInt(&isOk, kBaseHex) >> 5);
|
|
}
|
|
}
|
|
|
|
void PdmlIp4Protocol::postProtocolHandler(OstProto::Protocol *pbProto,
|
|
OstProto::Stream *stream)
|
|
{
|
|
OstProto::Ip4 *ip4 = pbProto->MutableExtension(OstProto::ip4);
|
|
|
|
ip4->set_is_override_ver(true); // FIXME
|
|
ip4->set_is_override_hdrlen(true); // FIXME
|
|
ip4->set_is_override_totlen(true); // FIXME
|
|
ip4->set_is_override_proto(true); // FIXME
|
|
ip4->set_is_override_cksum(true); // FIXME
|
|
|
|
if (options_.size())
|
|
{
|
|
OstProto::Protocol *proto = stream->add_protocol();
|
|
|
|
proto->mutable_protocol_id()->set_id(
|
|
OstProto::Protocol::kHexDumpFieldNumber);
|
|
|
|
OstProto::HexDump *hexDump = proto->MutableExtension(OstProto::hexDump);
|
|
|
|
hexDump->mutable_content()->append(options_.constData(),
|
|
options_.size());
|
|
hexDump->set_pad_until_end(false);
|
|
options_.resize(0);
|
|
}
|
|
}
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlIp6Protocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlIp6Protocol::PdmlIp6Protocol()
|
|
{
|
|
pdmlProtoName_ = "ipv6";
|
|
ostProtoId_ = OstProto::Protocol::kIp6FieldNumber;
|
|
|
|
fieldMap_.insert("ipv6.version", OstProto::Ip6::kVersionFieldNumber);
|
|
fieldMap_.insert("ipv6.class", OstProto::Ip6::kTrafficClassFieldNumber);
|
|
fieldMap_.insert("ipv6.flow", OstProto::Ip6::kFlowLabelFieldNumber);
|
|
fieldMap_.insert("ipv6.plen", OstProto::Ip6::kPayloadLengthFieldNumber);
|
|
fieldMap_.insert("ipv6.nxt", OstProto::Ip6::kNextHeaderFieldNumber);
|
|
fieldMap_.insert("ipv6.hlim", OstProto::Ip6::kHopLimitFieldNumber);
|
|
|
|
// ipv6.src and ipv6.dst handled as unknown fields
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlIp6Protocol::createInstance()
|
|
{
|
|
return new PdmlIp6Protocol();
|
|
}
|
|
|
|
void PdmlIp6Protocol::unknownFieldHandler(QString name, int pos, int size,
|
|
const QXmlStreamAttributes &attributes, OstProto::Protocol *pbProto,
|
|
OstProto::Stream *stream)
|
|
{
|
|
bool isOk;
|
|
|
|
if (name == "ipv6.src")
|
|
{
|
|
OstProto::Ip6 *ip6 = pbProto->MutableExtension(OstProto::ip6);
|
|
QString addrHexStr = attributes.value("value").toString();
|
|
|
|
ip6->set_src_addr_hi(addrHexStr.left(16).toULongLong(&isOk, kBaseHex));
|
|
ip6->set_src_addr_lo(addrHexStr.right(16).toULongLong(&isOk, kBaseHex));
|
|
}
|
|
else if (name == "ipv6.dst")
|
|
{
|
|
OstProto::Ip6 *ip6 = pbProto->MutableExtension(OstProto::ip6);
|
|
QString addrHexStr = attributes.value("value").toString();
|
|
|
|
ip6->set_dst_addr_hi(addrHexStr.left(16).toULongLong(&isOk, kBaseHex));
|
|
ip6->set_dst_addr_lo(addrHexStr.right(16).toULongLong(&isOk, kBaseHex));
|
|
}
|
|
}
|
|
|
|
void PdmlIp6Protocol::postProtocolHandler(OstProto::Protocol *pbProto,
|
|
OstProto::Stream *stream)
|
|
{
|
|
OstProto::Ip6 *ip6 = pbProto->MutableExtension(OstProto::ip6);
|
|
|
|
ip6->set_is_override_version(true); // FIXME
|
|
ip6->set_is_override_payload_length(true); // FIXME
|
|
ip6->set_is_override_next_header(true); // FIXME
|
|
}
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlTcpProtocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlTcpProtocol::PdmlTcpProtocol()
|
|
{
|
|
pdmlProtoName_ = "tcp";
|
|
ostProtoId_ = OstProto::Protocol::kTcpFieldNumber;
|
|
|
|
fieldMap_.insert("tcp.srcport", OstProto::Tcp::kSrcPortFieldNumber);
|
|
fieldMap_.insert("tcp.dstport", OstProto::Tcp::kDstPortFieldNumber);
|
|
fieldMap_.insert("tcp.seq", OstProto::Tcp::kSeqNumFieldNumber);
|
|
fieldMap_.insert("tcp.ack", OstProto::Tcp::kAckNumFieldNumber);
|
|
fieldMap_.insert("tcp.hdr_len", OstProto::Tcp::kHdrlenRsvdFieldNumber);
|
|
fieldMap_.insert("tcp.flags", OstProto::Tcp::kFlagsFieldNumber);
|
|
fieldMap_.insert("tcp.window_size", OstProto::Tcp::kWindowFieldNumber);
|
|
fieldMap_.insert("tcp.checksum", OstProto::Tcp::kCksumFieldNumber);
|
|
fieldMap_.insert("tcp.urgent_pointer", OstProto::Tcp::kUrgPtrFieldNumber);
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlTcpProtocol::createInstance()
|
|
{
|
|
return new PdmlTcpProtocol();
|
|
}
|
|
|
|
void PdmlTcpProtocol::unknownFieldHandler(QString name, int pos, int size,
|
|
const QXmlStreamAttributes &attributes, OstProto::Protocol *pbProto,
|
|
OstProto::Stream *stream)
|
|
{
|
|
if (name == "tcp.options")
|
|
options_ = QByteArray::fromHex(attributes.value("value").toString().toUtf8());
|
|
else if (name == "")
|
|
{
|
|
if (attributes.value("show").toString().startsWith("TCP segment data"))
|
|
{
|
|
segmentData_ = QByteArray::fromHex(attributes.value("value").toString().toUtf8());
|
|
stream->mutable_core()->mutable_name()->insert(0,
|
|
segmentData_.constData(), segmentData_.size());
|
|
}
|
|
else if (attributes.value("show").toString().startsWith("Acknowledgement number"))
|
|
{
|
|
bool isOk;
|
|
OstProto::Tcp *tcp = pbProto->MutableExtension(OstProto::tcp);
|
|
|
|
tcp->set_ack_num(attributes.value("value").toString().toUInt(&isOk, kBaseHex));
|
|
}
|
|
}
|
|
}
|
|
|
|
void PdmlTcpProtocol::postProtocolHandler(OstProto::Protocol *pbProto,
|
|
OstProto::Stream *stream)
|
|
{
|
|
OstProto::Tcp *tcp = pbProto->MutableExtension(OstProto::tcp);
|
|
|
|
qDebug("Tcp: post\n");
|
|
|
|
tcp->set_is_override_src_port(true); // FIXME
|
|
tcp->set_is_override_dst_port(true); // FIXME
|
|
tcp->set_is_override_hdrlen(true); // FIXME
|
|
tcp->set_is_override_cksum(true); // FIXME
|
|
|
|
if (options_.size())
|
|
{
|
|
OstProto::Protocol *proto = stream->add_protocol();
|
|
|
|
proto->mutable_protocol_id()->set_id(
|
|
OstProto::Protocol::kHexDumpFieldNumber);
|
|
|
|
OstProto::HexDump *hexDump = proto->MutableExtension(OstProto::hexDump);
|
|
|
|
hexDump->mutable_content()->append(options_.constData(),
|
|
options_.size());
|
|
hexDump->set_pad_until_end(false);
|
|
options_.resize(0);
|
|
}
|
|
|
|
#if 0
|
|
if (segmentData_.size())
|
|
{
|
|
OstProto::Protocol *proto = stream->add_protocol();
|
|
|
|
proto->mutable_protocol_id()->set_id(
|
|
OstProto::Protocol::kHexDumpFieldNumber);
|
|
|
|
OstProto::HexDump *hexDump = proto->MutableExtension(OstProto::hexDump);
|
|
|
|
hexDump->mutable_content()->append(segmentData_.constData(),
|
|
segmentData_.size());
|
|
hexDump->set_pad_until_end(false);
|
|
segmentData_.resize(0);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
// ---------------------------------------------------------- //
|
|
// PdmlUdpProtocol //
|
|
// ---------------------------------------------------------- //
|
|
|
|
PdmlUdpProtocol::PdmlUdpProtocol()
|
|
{
|
|
pdmlProtoName_ = "udp"; // OR udplite
|
|
ostProtoId_ = OstProto::Protocol::kUdpFieldNumber;
|
|
|
|
fieldMap_.insert("udp.srcport", OstProto::Udp::kSrcPortFieldNumber);
|
|
fieldMap_.insert("udp.dstport", OstProto::Udp::kDstPortFieldNumber);
|
|
fieldMap_.insert("udp.length", OstProto::Udp::kTotlenFieldNumber);
|
|
fieldMap_.insert("udp.checksum_coverage",
|
|
OstProto::Udp::kTotlenFieldNumber);
|
|
fieldMap_.insert("udp.checksum", OstProto::Udp::kCksumFieldNumber);
|
|
}
|
|
|
|
PdmlDefaultProtocol* PdmlUdpProtocol::createInstance()
|
|
{
|
|
return new PdmlUdpProtocol();
|
|
}
|
|
|
|
void PdmlUdpProtocol::postProtocolHandler(OstProto::Protocol *pbProto,
|
|
OstProto::Stream *stream)
|
|
{
|
|
OstProto::Udp *udp = pbProto->MutableExtension(OstProto::udp);
|
|
|
|
qDebug("Udp: post\n");
|
|
|
|
udp->set_is_override_src_port(true);
|
|
udp->set_is_override_dst_port(true);
|
|
udp->set_is_override_totlen(true);
|
|
udp->set_is_override_cksum(true);
|
|
}
|
|
|