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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 "textproto.h"
TextProtocol::TextProtocol(StreamBase *stream, AbstractProtocol *parent)
: AbstractProtocol(stream, parent)
{
}
TextProtocol::~TextProtocol()
{
}
AbstractProtocol* TextProtocol::createInstance(StreamBase *stream,
AbstractProtocol *parent)
{
return new TextProtocol(stream, parent);
}
quint32 TextProtocol::protocolNumber() const
{
return OstProto::Protocol::kTextProtocolFieldNumber;
}
void TextProtocol::protoDataCopyInto(OstProto::Protocol &protocol) const
{
protocol.MutableExtension(OstProto::textProtocol)->CopyFrom(data);
protocol.mutable_protocol_id()->set_id(protocolNumber());
}
void TextProtocol::protoDataCopyFrom(const OstProto::Protocol &protocol)
{
if (protocol.protocol_id().id() == protocolNumber() &&
protocol.HasExtension(OstProto::textProtocol))
data.MergeFrom(protocol.GetExtension(OstProto::textProtocol));
}
QString TextProtocol::name() const
{
return QString("Text Protocol");
}
QString TextProtocol::shortName() const
{
return QString("TEXT");
}
quint32 TextProtocol::protocolId(ProtocolIdType type) const
{
switch(type)
{
case ProtocolIdTcpUdp: return data.port_num();
default:break;
}
return AbstractProtocol::protocolId(type);
}
int TextProtocol::fieldCount() const
{
return textProto_fieldCount;
}
AbstractProtocol::FieldFlags TextProtocol::fieldFlags(int index) const
{
AbstractProtocol::FieldFlags flags;
flags = AbstractProtocol::fieldFlags(index);
switch (index)
{
case textProto_text:
break;
case textProto_portNum:
case textProto_eol:
case textProto_encoding:
flags &= ~FrameField;
flags |= MetaField;
break;
default:
qFatal("%s: unimplemented case %d in switch", __PRETTY_FUNCTION__,
index);
break;
}
return flags;
}
QVariant TextProtocol::fieldData(int index, FieldAttrib attrib,
int streamIndex) const
{
switch (index)
{
case textProto_text:
{
switch(attrib)
{
case FieldName:
return QString("Text");
case FieldValue:
case FieldTextValue:
return QString().fromStdString(data.text());
case FieldFrameValue:
{
QString text;
Q_ASSERT(data.encoding() == OstProto::TextProtocol::kUtf8);
text = QString().fromStdString(data.text());
if (data.eol() == OstProto::TextProtocol::kCrLf)
text.replace('\n', "\r\n");
else if (data.eol() == OstProto::TextProtocol::kCr)
text.replace('\n', '\r');
return text.toUtf8();
}
default:
break;
}
break;
}
// Meta fields
case textProto_portNum:
{
switch(attrib)
{
case FieldValue:
return data.port_num();
default:
break;
}
break;
}
case textProto_eol:
{
switch(attrib)
{
case FieldValue:
return data.eol();
default:
break;
}
break;
}
case textProto_encoding:
{
switch(attrib)
{
case FieldValue:
return data.encoding();
default:
break;
}
break;
}
default:
qFatal("%s: unimplemented case %d in switch", __PRETTY_FUNCTION__,
index);
break;
}
return AbstractProtocol::fieldData(index, attrib, streamIndex);
}
bool TextProtocol::setFieldData(int index, const QVariant &value,
FieldAttrib attrib)
{
bool isOk = false;
if (attrib != FieldValue)
goto _exit;
switch (index)
{
case textProto_text:
{
data.set_text(value.toString().toUtf8());
isOk = true;
break;
}
case textProto_portNum:
{
uint portNum = value.toUInt(&isOk);
if (isOk)
data.set_port_num(portNum);
break;
}
case textProto_eol:
{
uint eol = value.toUInt(&isOk);
if (isOk && data.EndOfLine_IsValid(eol))
data.set_eol((OstProto::TextProtocol::EndOfLine) eol);
else
isOk = false;
break;
}
case textProto_encoding:
{
uint enc = value.toUInt(&isOk);
if (isOk && data.TextEncoding_IsValid(enc))
data.set_encoding((OstProto::TextProtocol::TextEncoding) enc);
else
isOk = false;
break;
}
default:
qFatal("%s: unimplemented case %d in switch", __PRETTY_FUNCTION__,
index);
break;
}
_exit:
return isOk;
}
int TextProtocol::protocolFrameSize(int streamIndex) const
{
return fieldData(textProto_text, FieldFrameValue, streamIndex)
.toByteArray().size() ;
}
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