protected override async Task <Memory <byte> > GetRfpaAsync(CryptedRfpConnection connection, CancellationToken cancellationToken)
{
using (var reader = new OmmConfReader(_ommConf))
{
var rfp = await reader.GetValueAsync("RFP", "mac", connection.Identifier.ToString().ToUpper(), cancellationToken).ConfigureAwait(false);
if (rfp is null)
{
return(Memory <byte> .Empty);
}
var id = rfp["id"];
var rfpa = await reader.GetValueAsync("RFPA", "id", id, cancellationToken).ConfigureAwait(false);
if (rfpa is null)
{
return(Memory <byte> .Empty);
}
var key = rfpa[1];
return(HexEncoding.HexToByte(key));
}
}
protected override void OnClientDisconnected(CryptedRfpConnection client)
{
_connections.TryRemove(client.Identifier, out _);
}