public void setMessageKeys(ECPublicKey senderEphemeral, MessageKeys messageKeys)
{
Pair <Chain, uint> chainAndIndex = getReceiverChain(senderEphemeral);
Chain chain = chainAndIndex.first();
Chain.Types.MessageKey messageKeyStructure = Chain.Types.MessageKey.CreateBuilder()
.SetCipherKey(ByteString.CopyFrom(messageKeys.getCipherKey() /*.getEncoded()*/))
.SetMacKey(ByteString.CopyFrom(messageKeys.getMacKey() /*.getEncoded()*/))
.SetIndex(messageKeys.getCounter())
.SetIv(ByteString.CopyFrom(messageKeys.getIv() /*.getIV()*/))
.Build();
Chain updatedChain = chain.ToBuilder()
.AddMessageKeys(messageKeyStructure)
.Build();
this.sessionStructure = this.sessionStructure.ToBuilder()
.SetReceiverChains((int)chainAndIndex.second(), updatedChain) // TODO: conv
.Build();
}
public void setMessageKeys(ECPublicKey senderEphemeral, MessageKeys messageKeys)
{
Pair <Chain, uint> chainAndIndex = getReceiverChain(senderEphemeral);
Chain chain = chainAndIndex.first();
Chain.Types.MessageKey messageKeyStructure = new Chain.Types.MessageKey
{
CipherKey = ByteString.CopyFrom(messageKeys.getCipherKey()),
MacKey = ByteString.CopyFrom(messageKeys.getMacKey()),
Index = messageKeys.getCounter(),
Iv = ByteString.CopyFrom(messageKeys.getIv())
};
chain.MessageKeys.Add(messageKeyStructure);
if (chain.MessageKeys.Count > MAX_MESSAGE_KEYS)
{
chain.MessageKeys.RemoveAt(0);
}
sessionStructure.ReceiverChains[(int)chainAndIndex.second()] = chain;
}
public MessageKeys removeMessageKeys(ECPublicKey senderEphemeral, uint counter)
{
Pair <Chain, uint> chainAndIndex = getReceiverChain(senderEphemeral);
Chain chain = chainAndIndex.first();
if (chain == null)
{
return(null);
}
List <Chain.Types.MessageKey> messageKeyList = new List <Chain.Types.MessageKey>(chain.MessageKeysList);
IEnumerator <Chain.Types.MessageKey> messageKeyIterator = messageKeyList.GetEnumerator();
MessageKeys result = null;
while (messageKeyIterator.MoveNext()) //hasNext()
{
Chain.Types.MessageKey messageKey = messageKeyIterator.Current; // next()
if (messageKey.Index == counter)
{
result = new MessageKeys(messageKey.CipherKey.ToByteArray(),
messageKey.MacKey.ToByteArray(),
messageKey.Iv.ToByteArray(),
messageKey.Index);
messageKeyList.Remove(messageKey); //messageKeyIterator.remove();
break;
}
}
Chain updatedChain = chain.ToBuilder().ClearMessageKeys()
.AddRangeMessageKeys(messageKeyList) // AddAllMessageKeys
.Build();
this.sessionStructure = this.sessionStructure.ToBuilder()
.SetReceiverChains((int)chainAndIndex.second(), updatedChain) // TODO: conv
.Build();
return(result);
}
public void setMessageKeys(ECPublicKey senderEphemeral, MessageKeys messageKeys)
{
Pair <Chain, uint> chainAndIndex = getReceiverChain(senderEphemeral);
Chain chain = chainAndIndex.first();
Chain.Types.MessageKey messageKeyStructure = Chain.Types.MessageKey.CreateBuilder()
.SetCipherKey(ByteString.CopyFrom(messageKeys.getCipherKey()))
.SetMacKey(ByteString.CopyFrom(messageKeys.getMacKey()))
.SetIndex(messageKeys.getCounter())
.SetIv(ByteString.CopyFrom(messageKeys.getIv()))
.Build();
Chain.Builder updatedChain = chain.ToBuilder().AddMessageKeys(messageKeyStructure);
if (updatedChain.MessageKeysList.Count > MAX_MESSAGE_KEYS)
{
updatedChain.MessageKeysList.RemoveAt(0);
}
sessionStructure = sessionStructure.ToBuilder()
.SetReceiverChains((int)chainAndIndex.second(), updatedChain.Build())
.Build();
}
