static bool ReadOneMessage(Config config, byte[] buffer)
{
(Connection conn, int maxMessageSize, bool expectMask, ConcurrentQueue <Message> queue, BufferPool bufferPool) = config;
Stream stream = conn.stream;
int offset = 0;
// read 2
offset = ReadHelper.Read(stream, buffer, offset, Constants.HeaderMinSize);
// log after first blocking call
Log.Verbose($"Message From {conn}");
if (MessageProcessor.NeedToReadShortLength(buffer))
{
offset = ReadHelper.Read(stream, buffer, offset, Constants.ShortLength);
}
MessageProcessor.ValidateHeader(buffer, maxMessageSize, expectMask);
if (expectMask)
{
offset = ReadHelper.Read(stream, buffer, offset, Constants.MaskSize);
}
int opcode = MessageProcessor.GetOpcode(buffer);
int payloadLength = MessageProcessor.GetPayloadLength(buffer);
Log.Verbose($"Header ln:{payloadLength} op:{opcode} mask:{expectMask}");
offset = ReadHelper.Read(stream, buffer, offset, payloadLength);
int msgOffset = offset - payloadLength;
Log.DumpBuffer($"Raw Header", buffer, 0, msgOffset);
switch (opcode)
{
case 2:
HandleArrayMessage(config, buffer, msgOffset, payloadLength);
break;
case 8:
HandleCloseMessage(config, buffer, msgOffset, payloadLength);
break;
}
return(true);
}
static Header ReadHeader(Config config, byte[] buffer, bool opCodeContinuation = false)
{
(Connection conn, int maxMessageSize, bool expectMask, ConcurrentQueue <Message> queue, BufferPool bufferPool) = config;
Stream stream = conn.stream;
Header header = new Header();
// read 2
header.offset = ReadHelper.Read(stream, buffer, header.offset, Constants.HeaderMinSize);
// log after first blocking call
Log.Verbose($"Message From {conn}");
if (MessageProcessor.NeedToReadShortLength(buffer))
{
header.offset = ReadHelper.Read(stream, buffer, header.offset, Constants.ShortLength);
}
if (MessageProcessor.NeedToReadLongLength(buffer))
{
header.offset = ReadHelper.Read(stream, buffer, header.offset, Constants.LongLength);
}
Log.DumpBuffer($"Raw Header", buffer, 0, header.offset);
MessageProcessor.ValidateHeader(buffer, maxMessageSize, expectMask, opCodeContinuation);
if (expectMask)
{
header.offset = ReadHelper.Read(stream, buffer, header.offset, Constants.MaskSize);
}
header.opcode = MessageProcessor.GetOpcode(buffer);
header.payloadLength = MessageProcessor.GetPayloadLength(buffer);
header.finished = MessageProcessor.Finished(buffer);
Log.Verbose($"Header ln:{header.payloadLength} op:{header.opcode} mask:{expectMask}");
return(header);
}