public IdentityKeyPair(byte[] serialized)
{
try
{
IdentityKeyPairStructure structure = IdentityKeyPairStructure.Parser.ParseFrom(serialized);
_publicKey = new IdentityKey(structure.PublicKey.ToByteArray(), 0);
_privateKey = Curve.DecodePrivatePoint(structure.PrivateKey.ToByteArray());
}
catch (InvalidProtocolBufferException e)
{
throw new InvalidKeyException(e);
}
}
/// <summary>
/// Build a new session from a received {@link PreKeySignalMessage}.
/// After a session is constructed in this way, the embedded {@link SignalMessage}
/// can be decrypted.
/// </summary>
/// <param name="message">The received {@link PreKeySignalMessage}.</param>
/// <exception cref="InvalidKeyIdException">when there is no local {@link org.whispersystems.libsignal.state.PreKeyRecord} that corresponds to the PreKey ID in the message.</exception>
/// <exception cref="InvalidKeyException">when the message is formatted incorrectly.</exception>
/// <exception cref="UntrustedIdentityException">when the {@link IdentityKey} of the sender is untrusted.</exception>
///
/*package*/
internal May <uint> Process(SessionRecord sessionRecord, PreKeySignalMessage message)
{
uint messageVersion = message.GetMessageVersion();
IdentityKey theirIdentityKey = message.GetIdentityKey();
if (!_identityKeyStore.IsTrustedIdentity(_remoteAddress, theirIdentityKey, Direction.Receiving))
{
throw new UntrustedIdentityException(_remoteAddress.Name, theirIdentityKey);
}
May <uint> unsignedPreKeyId = ProcessV3(sessionRecord, message);
_identityKeyStore.SaveIdentity(_remoteAddress, theirIdentityKey);
return(unsignedPreKeyId);
}
public UntrustedIdentityException(String name, IdentityKey key)
{
_name = name;
_key = key;
}
public IdentityKeyPair(IdentityKey publicKey, IEcPrivateKey privateKey)
{
_publicKey = publicKey;
_privateKey = privateKey;
}