private void ReceiveApplicationData(INetState ns, byte[] buffer, int length)
{
string request = Encoding.UTF8.GetString(buffer, 0, length);
HttpRequest http = new HttpRequest(ns, request);
try {
byte[] response = _OnHttpReceive?.Invoke(http);
HttpsSmsgApplicationData packet = new HttpsSmsgApplicationData(ns.Https, response);
ns.Send(packet);
if (Config.DebugShowHttpRequests)
{
Kernel.WriteLine(TypeName, $"{ns} req({http.RequestHost}{http.RequestPage}) => {packet.Length} encrypted bytes");
if (Config.DebugShowHttpResponses)
{
Console.WriteLine(response);
}
}
// string decrypted = packet.DebugDecryptSentPacket(ns, ns.Https.SequenceNumberSent - 1);
}
catch (Exception e) {
Console.WriteLine($"{TypeName}: {ns} failed to receive ({e.Message})");
Console.WriteLine(request);
}
if (!http.ParamConnectionKeepAlive)
{
ns.DisposeAfterNextFlush();
}
}
// === Http ===================================================================================================
// ============================================================================================================
public void ReceiveHttp(INetState ns, byte[] buffer, int length)
{
string request = Encoding.UTF8.GetString(buffer, 0, length);
HttpRequest http = new HttpRequest(ns, request);
try {
byte[] response = HandleHttpRequest(http);
ns.Send(response, response.Length);
if (Config.DebugShowHttpRequests)
{
Kernel.WriteLine(TypeName, $"{ns} req({http.RequestHost}{http.RequestPage}) => {response.Length} bytes");
if (Config.DebugShowHttpResponses)
{
Console.WriteLine(response);
}
}
}
catch (Exception e) {
Console.WriteLine($"{TypeName}: {ns} failed to receive ({e.Message})");
Console.WriteLine(request);
}
if (!http.ParamConnectionKeepAlive)
{
ns.DisposeAfterNextFlush();
}
}
internal void Receive(ICertificateProvider certProvider, INetState ns, HttpsReader reader)
{
RecordHandshake(reader.Buffer, reader.Length, !reader.IsDecrypted);
EHandshake handshakeType = (EHandshake)reader.ReadByte();
int handshakeMsgLength = reader.Read24BitInt();
HttpsReader.VerifyLengthRemaining(reader, handshakeMsgLength, "Ssl handshake");
switch (handshakeType)
{
case EHandshake.ClientHello:
ReceiveClientHello(certProvider, ns, reader);
break;
case EHandshake.ClientKeyExchange:
ReceiveClientKeyExchange(certProvider, ns, reader);
break;
case EHandshake.Finished:
ReceiveClientFinished(ns, reader);
break;
default:
ns.Send(new HttpsSmsgAlert(ns.Https, 2, 10));
throw new HttpsException($"sent unknown handshake 0x{handshakeType:X}", reader);
}
}
internal void SendChangeCipherSpec(INetState ns, byte payload)
{
ns.Send(new HttpsSmsgChangeCipher(ns.Https, payload));
IsServerEncrypting = true;
}
private void Send(INetState ns, HttpsWriter packet)
{
ns.Send(packet, RecordHandshake);
}