public void TestHeaderFrom()
{
var buffer = new MemoryStream(1000);
var header = RawMessageHeader.From(1, 0, 100);
var message = new RawMessage(100);
header.CopyBytesTo(buffer);
buffer.Flip();
message.HeaderFrom(buffer);
buffer.Flip();
var convertedHeader = RawMessageHeader.From(buffer);
Assert.Equal(header, convertedHeader);
}
public void Sync()
{
if (!Underflow())
{
var content = _workBuffer.ToArray();
if (_mode == ScanMode.ReadHeader)
{
_rawMessage.HeaderFrom(_workBuffer);
}
var messageTotalLength = _rawMessage.RequiredMessageLength;
var missingRawMessageLength = messageTotalLength - _rawMessage.Length;
var contentPosition = _workBuffer.Position;
var availableContentLength = _workBuffer.Length - contentPosition;
var appendLength = Math.Min(missingRawMessageLength, availableContentLength);
_rawMessage.Append(content, contentPosition, appendLength);
_workBuffer.Position = contentPosition + appendLength;
if (availableContentLength == missingRawMessageLength)
{
_workBuffer.Clear();
SetMode(ScanMode.ReadHeader);
}
else if (availableContentLength > missingRawMessageLength)
{
SetMode(ScanMode.ReadHeader);
}
else if (availableContentLength < missingRawMessageLength)
{
_workBuffer.Clear();
SetMode(ScanMode.ReuseHeader);
}
}
}