static string ReadFrameMessage(WebSocketsFrame frame)
{
var ms = new MemoryStream();
frame.Payload.CopyTo(ms);
return(Encoding.UTF8.GetString(ms.GetBuffer(), 0, (int)ms.Length));
}
public void CompressFrame()
{
var handler = new TcpHandler();
var ctx = new NetContext(delegate { }, handler);
IExtensionFactory factory = new PerFrameDeflate(0, false);
var extn = factory.CreateExtension("deflate-frame");
var data = Encoding.UTF8.GetBytes("Hello");
var frame = new WebSocketsFrame
{
OpCode = WebSocketsFrame.OpCodes.Text,
Payload = new MemoryStream(data),
PayloadLength = data.Length,
Reserved1 = false
};
var connection = new WebSocketConnection(new IPEndPoint(IPAddress.Loopback, 20000));
var encoded = extn.ApplyOutgoing(ctx, connection, frame).Single();
var ms = new MemoryStream();
encoded.Payload.CopyTo(ms);
string hex = BitConverter.ToString(ms.GetBuffer(), 0, (int)ms.Length);
Assert.AreEqual("F2-48-CD-C9-C9-07-00", hex);
// unrelated decoder
extn = PerFrameDeflate.Default.CreateExtension("deflate-frame");
var decoded = extn.ApplyIncoming(ctx, connection, frame).Single();
ms = new MemoryStream();
decoded.Payload.Position = 0;
decoded.Payload.CopyTo(ms);
string s = Encoding.UTF8.GetString(ms.GetBuffer(), 0, (int)ms.Length);
Assert.AreEqual("Hello", s);
}
public void ParseFrame()
{
byte[] wtfFromGoogle = ParseBits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
int headerLength;
var frame = WebSocketsFrame.TryParseFrameHeader(wtfFromGoogle, wtfFromGoogle.Length, out headerLength);
Assert.IsNotNull(frame);
Assert.AreEqual(wtfFromGoogle.Length, headerLength + frame.PayloadLength);
}
static WebSocketsFrame CreateFrame(string text)
{
var bytes = Encoding.UTF8.GetBytes(text);
var frame = new WebSocketsFrame {
OpCode = WebSocketsFrame.OpCodes.Text, Payload = new MemoryStream(bytes), PayloadLength = bytes.Length
};
return(frame);
}
static string DecompressFrame(IExtension extn, params byte[] data)
{
var handler = new TcpHandler();
var ctx = new NetContext(delegate { }, handler);
if (extn == null)
{
extn = PerFrameDeflate.Default.CreateExtension("deflate-frame");
}
var frame = new WebSocketsFrame {
OpCode = WebSocketsFrame.OpCodes.Text,
Payload = new MemoryStream(data),
PayloadLength = data.Length,
Reserved1 = true
};
var connection = new WebSocketConnection(new IPEndPoint(IPAddress.Loopback, 20000));
var decoded = extn.ApplyIncoming(ctx, connection, frame).Single();
return(ReadFrameMessage(decoded));
}