public async ValueTask SendContAuthToBufferAsync(IXdrWriter xdr, CancellationToken cancellationToken = default)
{
await xdr.WriteAsync(IscCodes.op_cont_auth, cancellationToken).ConfigureAwait(false);
await xdr.WriteBufferAsync(HasClientData?ClientData : PublicClientData, cancellationToken).ConfigureAwait(false); // p_data
await xdr.WriteAsync(AcceptPluginName, cancellationToken).ConfigureAwait(false); // p_name
await xdr.WriteAsync(AcceptPluginName, cancellationToken).ConfigureAwait(false); // p_list
await xdr.WriteBufferAsync(ServerKeys, cancellationToken).ConfigureAwait(false); // p_keys
}