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/*
Copyright (C) 2010 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 "eth2.h"
Eth2Protocol::Eth2Protocol(StreamBase *stream, AbstractProtocol *parent)
: AbstractProtocol(stream, parent)
{
}
Eth2Protocol::~Eth2Protocol()
{
}
AbstractProtocol* Eth2Protocol::createInstance(StreamBase *stream,
AbstractProtocol *parent)
{
return new Eth2Protocol(stream, parent);
}
quint32 Eth2Protocol::protocolNumber() const
{
return OstProto::Protocol::kEth2FieldNumber;
}
void Eth2Protocol::protoDataCopyInto(OstProto::Protocol &protocol) const
{
protocol.MutableExtension(OstProto::eth2)->CopyFrom(data);
protocol.mutable_protocol_id()->set_id(protocolNumber());
}
void Eth2Protocol::protoDataCopyFrom(const OstProto::Protocol &protocol)
{
if (protocol.protocol_id().id() == protocolNumber() &&
protocol.HasExtension(OstProto::eth2))
data.MergeFrom(protocol.GetExtension(OstProto::eth2));
}
QString Eth2Protocol::name() const
{
return QString("Ethernet II");
}
QString Eth2Protocol::shortName() const
{
return QString("Eth II");
}
AbstractProtocol::ProtocolIdType Eth2Protocol::protocolIdType() const
{
return ProtocolIdEth;
}
int Eth2Protocol::fieldCount() const
{
return eth2_fieldCount;
}
AbstractProtocol::FieldFlags Eth2Protocol::fieldFlags(int index) const
{
AbstractProtocol::FieldFlags flags;
flags = AbstractProtocol::fieldFlags(index);
switch (index)
{
case eth2_type:
break;
case eth2_is_override_type:
flags &= ~FrameField;
flags |= MetaField;
break;
default:
break;
}
return flags;
}
QVariant Eth2Protocol::fieldData(int index, FieldAttrib attrib,
int streamIndex) const
{
switch (index)
{
case eth2_type:
{
switch(attrib)
{
case FieldName:
return QString("Type");
case FieldValue:
{
quint16 type = data.is_override_type() ?
data.type() : payloadProtocolId(ProtocolIdEth);
return type;
}
case FieldTextValue:
{
quint16 type = data.is_override_type() ?
data.type() : payloadProtocolId(ProtocolIdEth);
return QString("0x%1").arg(type, 4, BASE_HEX, QChar('0'));
}
case FieldFrameValue:
{
QByteArray fv;
quint16 type = data.is_override_type() ?
data.type() : payloadProtocolId(ProtocolIdEth);
fv.resize(2);
qToBigEndian((quint16) type, (uchar*) fv.data());
return fv;
}
default:
break;
}
break;
}
// Meta fields
case eth2_is_override_type:
{
switch(attrib)
{
case FieldValue:
return data.is_override_type();
default:
break;
}
break;
}
default:
qFatal("%s: unimplemented case %d in switch", __PRETTY_FUNCTION__,
index);
break;
}
return AbstractProtocol::fieldData(index, attrib, streamIndex);
}
bool Eth2Protocol::setFieldData(int index, const QVariant &value,
FieldAttrib attrib)
{
bool isOk = false;
if (attrib != FieldValue)
return false;
switch (index)
{
case eth2_type:
{
uint type = value.toUInt(&isOk);
if (isOk)
data.set_type(type);
break;
}
case eth2_is_override_type:
{
bool ovr = value.toBool();
data.set_is_override_type(ovr);
isOk = true;
break;
}
default:
qFatal("%s: unimplemented case %d in switch", __PRETTY_FUNCTION__,
index);
break;
}
return isOk;
}
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