ParametersRecord::ParametersRecord(const RecordHeader& header, const QByteArray& _data)
{
const UnsignedByteArray data(_data);
Q_ASSERT(header.type() == RecordHeader::ParametersRecord);
Q_ASSERT(data.length() >= header.contentLength());
quint16 i = 0;
quint16 bytesToRead = header.contentLength();
const quint8 highBitMask = 1 << 7;
while(i < bytesToRead)
{
quint32 nameLength;
quint32 valueLength;
// See "Name-Value pairs" in the spec
// work out name length
if(data[i] & highBitMask)
{
// Four bytes of name length
nameLength =
((data[i] & ~highBitMask) << 24)
+ (data[i+1] << 16)
+ (data[i+2] << 8)
+ data[i+3]
;
i+= 4;
}
else
{
// 1 byte of name length
nameLength = data[i++];
}
// ditto for value
if(data[i] & highBitMask)
{
// Four bytes of value length
valueLength =
((data[i] & ~highBitMask) << 24)
+ (data[i+1] << 16)
+ (data[i+2] << 8)
+ data[i+3]
;
i+= 4;
}
else
{
// 1 byte of name length
valueLength = data[i++];
}
const QByteArray name = QByteArray(&data.constData()[i], nameLength);
i += nameLength;
const QByteArray value = QByteArray(&data.constData()[i], valueLength);
i += valueLength;
m_parameters.insert(name, value);
}
}
StandardInputRecord::StandardInputRecord(const RecordHeader& header, const QByteArray& data)
{
Q_ASSERT(header.type() == RecordHeader::StandardInputRecord);
m_streamData = QByteArray(data.constData(), header.contentLength());
}
