public ServerHandshake GenerateResponseHandshake()
{
var responseHandshake = new ServerHandshake
{
Location = "ws://" + ClientHandshake.Host + ClientHandshake.ResourcePath,
Origin = ClientHandshake.Origin,
SubProtocol = ClientHandshake.SubProtocol
};
var challenge = new byte[8];
Array.Copy(ClientHandshake.ChallengeBytes.Array, ClientHandshake.ChallengeBytes.Offset, challenge, 0, 8);
responseHandshake.AnswerBytes =
CalculateAnswerBytes(ClientHandshake.Key1, ClientHandshake.Key2, ClientHandshake.ChallengeBytes);
return responseHandshake;
}
public void BeginSendServerHandshake(ServerHandshake handshake, ISocket socket)
{
string stringShake = handshake.ToResponseString();
byte[] byteResponse = Encoding.UTF8.GetBytes(stringShake);
int byteResponseLength = byteResponse.Length;
Array.Resize(ref byteResponse, byteResponseLength + handshake.AnswerBytes.Length);
Array.Copy(handshake.AnswerBytes, 0, byteResponse, byteResponseLength, handshake.AnswerBytes.Length);
var segment = new ArraySegment<byte>(byteResponse);
Task<int>.Factory.FromAsync(socket.BeginSend, socket.EndSend, new[] {segment}, SocketFlags.None, null)
.ContinueWith(t => EndSendServerHandshake())
.ContinueWith(t => FleckLog.Error("Send handshake failed", t.Exception), TaskContinuationOptions.OnlyOnFaulted);
}