BulkRound::Descriptor BulkRound::ParseDescriptor(const QByteArray &data)
{
Descriptor descriptor;
QDataStream desstream(data);
desstream >> descriptor;
_expected_bulk_size += descriptor.Length();
return descriptor;
}
QByteArray BulkRound::GenerateXorMessage(int idx)
{
if(_my_idx == idx) {
return _my_xor_message;
}
Descriptor descriptor = _descriptors[idx];
QByteArray seed = GetDhKey().GetSharedSecret(descriptor.PublicDh());
QByteArray msg(descriptor.Length(), 0);
CryptoRandom(seed).GenerateBlock(msg);
QByteArray hash = Hash().ComputeHash(msg);
if(descriptor.XorMessageHashes()[GetGroup().GetIndex(GetLocalId())] != hash) {
qWarning() << "Invalid hash";
}
return msg;
}
