async Task StartRead(CancellationToken ct)
{
int read = -1;
while (read != 0 && !ct.IsCancellationRequested)
{
read = await SSLStream.ReadAsync(ReceiveBuffer, 0, BufferSize);
OnReceive(ReceiveBuffer, 0, read);
}
throw new EndOfStreamException(string.Format("Socket closed"));
}
void SendQueue_Process(object sender, ProcessQueueEventArgs <Tuple <byte[], int, int> > e)
{
try
{
var ar = SSLStream.BeginWrite(e.Item.Item1, e.Item.Item2, e.Item.Item3, null, null);
using (ar.AsyncWaitHandle)
{
if (ar.AsyncWaitHandle.WaitOne(-1))
{
SSLStream.EndWrite(ar);
}
}
}
catch { }
}
public virtual void Disconnect()
{
try
{
if (UseSSL)
{
SSLStream.Close();
}
else
{
NetworkStream.Close();
}
TcpClient.Close();
}
// ReSharper disable once EmptyGeneralCatchClause
catch
{
// ignore
}
}
protected void RTMPHandshake()
{
Random rand = new Random();
byte C0 = 0x03;
SSLStream.WriteByte(C0);
int TimestampC1 = TimeUtil.EpochTime();
byte[] RandC1 = new byte[1528];
rand.NextBytes(RandC1);
SSLStream.Write(BitConverter.GetBytes(TimestampC1));
SSLStream.Write(BitConverter.GetBytes((int)0));
SSLStream.Write(RandC1);
SSLStream.Flush();
byte S0 = (byte)SSLStream.ReadByte();
if (S0 != 0x03)
{
throw new IOException("Server returned incorrect version in handshake: " + S0);
}
byte[] S1 = new byte[1536];
for (int i = 0; i < 1536; i++)
{
S1[i] = (byte)SSLStream.ReadByte();
}
int TimestampS1 = TimeUtil.EpochTime();
SSLStream.Write(S1, 0, 4);
SSLStream.Write(BitConverter.GetBytes(TimestampS1));
SSLStream.Write(S1, 8, 1528);
SSLStream.Flush();
byte[] S2 = new byte[1536];
for (int i = 0; i < 1536; i++)
{
S2[i] = (byte)SSLStream.ReadByte();
}
bool Valid = true;
for (int i = 8; i < 1536; i++)
{
if (RandC1[i - 8] != S2[i])
{
Valid = false;
break;
}
}
if (!Valid)
{
throw new IOException("Server returned invalid handshake");
}
base.StartReading();
}
