public void SendFrame(byte streamId, Socket socket)
{
const byte version = (byte)(FrameType.Request | FrameType.ProtocolVersion);
FrameHeaderFlags flags = FrameHeaderFlags.None;
if (_tracing)
{
flags |= FrameHeaderFlags.Tracing;
}
byte[] header = new byte[4];
header[0] = version;
header[1] = (byte)flags;
header[2] = streamId;
header[3] = (byte)_msgOpcode;
SendBuffer(socket, header);
int len = (int)_ms.Length;
byte[] bodyLen = len.GetBytes();
SendBuffer(socket, bodyLen);
// body
SendBuffer(socket, _ms.GetBuffer(), 0, len);
}
public StreamingFrameReader(Socket socket)
{
try
{
SocketReadOnlyStream.SocketReceiveBuffer(socket, _tempBuffer, 0, 9);
FrameType version = (FrameType)_tempBuffer[0];
if (0 == (version & FrameType.Response))
{
throw new ArgumentException("Expecting response frame");
}
if (FrameType.ProtocolVersion != (version & FrameType.ProtocolVersionMask))
{
throw new ArgumentException("Unknown protocol version");
}
FrameHeaderFlags flags = (FrameHeaderFlags)_tempBuffer[1];
StreamId = (ushort)((_tempBuffer[2] << 8) | _tempBuffer[3]);
MessageOpcode = (MessageOpcodes)_tempBuffer[4];
int frameBytesLeft = _tempBuffer.ToInt(5);
bool tracing = 0 != (flags & FrameHeaderFlags.Tracing);
if (tracing)
{
SocketReadOnlyStream.SocketReceiveBuffer(socket, _tempBuffer, 0, 16);
frameBytesLeft -= 16;
TraceId = _tempBuffer.ToGuid();
}
// ReSharper disable DoNotCallOverridableMethodsInConstructor
ReadOnlyStream = CreateStream(socket, frameBytesLeft);
// ReSharper restore DoNotCallOverridableMethodsInConstructor
if (MessageOpcodes.Error == MessageOpcode)
{
ResponseException = CreateExceptionFromError(ReadOnlyStream);
}
}
catch
{
Dispose();
throw;
}
}
