/// <summary>
/// Since the basic protocol will expect 0x00 and 0xFF (startbyte/endbyte)
/// we implement (override) the receivedata method and just send the "frame" to be processed
/// </summary>
/// <param name="segment"></param>
/// <param name="readState"></param>
/// <param name="processFrame"></param>
public override void ReceiveData(ArraySegment <byte> segment, IReadState readState, Action <FrameType, IList <byte> > processFrame)
{
readState.Data.AddRange(segment.Array.Take(segment.Count));
processFrame(FrameType.Text, readState.Data);
readState.Data.Clear();
readState.Clear();
}
/// <summary>
/// Since the basic protocol will expect 0x00 and 0xFF (startbyte/endbyte)
/// we implement (override) the receivedata method and just send the "frame" to be processed
/// </summary>
/// <param name="segment"></param>
/// <param name="readState"></param>
/// <param name="processFrame"></param>
public override void ReceiveData(ArraySegment<byte> segment, IReadState readState, Action<FrameType, IList<byte>> processFrame)
{
readState.Data.AddRange(segment.Array.Take(segment.Count));
processFrame(FrameType.Text, readState.Data);
readState.Data.Clear();
readState.Clear();
}
private void ReceiveData(List <byte> data, IReadState readState, Action <FrameType, byte[]> processFrame)
{
while (data.Count >= 2)
{
bool isFinal = (data[0] & 128) != 0;
var frameType = (FrameType)(data[0] & 15);
int length = (data[1] & 127);
int index = 2;
int payloadLength;
if (length == 127)
{
if (data.Count < index + 8)
{
return; //Not complete
}
payloadLength = data.Skip(index).Take(8).ToArray().ToLittleEndianInt();
index += 8;
}
else if (length == 126)
{
if (data.Count < index + 2)
{
return; //Not complete
}
payloadLength = data.Skip(index).Take(2).ToArray().ToLittleEndianInt();
index += 2;
}
else
{
payloadLength = length;
}
if (data.Count < index + 4)
{
return; //Not complete
}
if (data.Count < index + payloadLength)
{
return; //Not complete
}
IEnumerable <byte> payload = data
.Skip(index)
.Take(payloadLength)
.Select(b => b);
readState.Data.AddRange(payload);
data.RemoveRange(0, index + payloadLength);
if (frameType != FrameType.Continuation)
{
readState.FrameType = frameType;
}
if (!isFinal || !readState.FrameType.HasValue)
{
continue;
}
byte[] stateData = readState.Data.ToArray();
FrameType?stateFrameType = readState.FrameType;
readState.Clear();
processFrame(stateFrameType.Value, stateData);
}
}
private void ReceiveData(List<byte> data, IReadState readState, Action<FrameType, byte[]> processFrame)
{
while (data.Count >= 2)
{
bool isFinal = (data[0] & 128) != 0;
var frameType = (FrameType)(data[0] & 15);
int length = (data[1] & 127);
int index = 2;
int payloadLength;
if (length == 127)
{
if (data.Count < index + 8)
return; //Not complete
payloadLength = data.Skip(index).Take(8).ToArray().ToLittleEndianInt();
index += 8;
}
else if (length == 126)
{
if (data.Count < index + 2)
return; //Not complete
payloadLength = data.Skip(index).Take(2).ToArray().ToLittleEndianInt();
index += 2;
}
else
{
payloadLength = length;
}
if (data.Count < index + 4)
return; //Not complete
if (data.Count < index + payloadLength)
return; //Not complete
IEnumerable<byte> payload = data
.Skip(index)
.Take(payloadLength)
.Select(b => b);
readState.Data.AddRange(payload);
data.RemoveRange(0, index + payloadLength);
if (frameType != FrameType.Continuation)
readState.FrameType = frameType;
if (!isFinal || !readState.FrameType.HasValue) continue;
byte[] stateData = readState.Data.ToArray();
FrameType? stateFrameType = readState.FrameType;
readState.Clear();
processFrame(stateFrameType.Value, stateData);
}
}