private static (MicroRatchetContext client, MicroRatchetContext server) CreateAndInitialize(int?mtu = null)
{
BouncyCastleServices clientServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey());
BouncyCastleServices serverServices = new BouncyCastleServices(KeyGeneration.GeneratePrivateKey());
var client = new MicroRatchetContext(clientServices, true);
var server = new MicroRatchetContext(serverServices, false);
var packet = client.InitiateInitialization();
while (packet != null && !client.IsInitialized || !server.IsInitialized)
{
packet = server.Receive(packet).ToSendBack;
if (packet != null)
{
packet = client.Receive(packet).ToSendBack;
}
}
if (!client.IsInitialized || !server.IsInitialized)
{
throw new InvalidOperationException("Initialization failed");
}
using var msc = new MemoryStream();
using var mss = new MemoryStream();
client.SaveState(msc); msc.Position = 0;
server.SaveState(mss); mss.Position = 0;
return(
new MicroRatchetContext(clientServices, new MicroRatchetConfiguration {
IsClient = true, MaximumMessageSize = mtu ?? 80
}, msc),
new MicroRatchetContext(serverServices, new MicroRatchetConfiguration {
IsClient = false, MaximumMessageSize = mtu ?? 80
}, mss));
}