public async Task <int> ReadNextMessagesAsync(Stream outputMessageStream)
{
MessageCount = 0;
RemainingMessageDataSize = 0;
var previousStreamPosition = outputMessageStream.Position;
outputMessageStream.Position = outputMessageStream.Length;
try
{
while (true)
{
await DataStreamBuffer.ReadFromAsync(InputStream).ConfigureAwait(false); //Populate the buffer
if (!ProcessStream(outputMessageStream))
{
break;
}
}
CheckEndOfStreamValidity();
}
finally
{
outputMessageStream.Position = previousStreamPosition;
DataStreamBuffer.Reset();
}
return(MessageCount);
}
void ParseMessages(Stream outputMessageStream)
{
while (DataStreamBuffer.RemainingData > 0)
{
if (RemainingMessageDataSize == 0)
{
if (ReadAndParseChunkSize() == ChunkType.ZeroChunk)
{
if (IsMessageOpen)
{
CloseMessage();
MessageCount++;
}
continue;
}
OpenMessage();
}
var writeLength = Math.Min(RemainingMessageDataSize, DataStreamBuffer.RemainingData);
DataStreamBuffer.WriteInto(outputMessageStream, writeLength);
RemainingMessageDataSize -= writeLength;
}
}
public int ReadNextMessages(Stream outputMessageStream)
{
MessageCount = 0;
RemainingMessageDataSize = 0;
var previousStreamPosition = outputMessageStream.Position;
outputMessageStream.Position = outputMessageStream.Length;
try
{
while (true)
{
DataStreamBuffer.ReadFrom(InputStream); //Populate the buffer
if (!ProcessStream(outputMessageStream))
{
break;
}
}
CheckEndOfStreamValidity();
}
finally
{
outputMessageStream.Position = previousStreamPosition;
DataStreamBuffer.Reset();
}
return(MessageCount);
}
private int ReadChunkSize()
{
DataStreamBuffer.WriteInto(_chunkSizeBuffer, 0, ChunkHeaderSize);
return(PackStreamBitConverter.ToUInt16(_chunkSizeBuffer));
}
