/// <summary>
/// Read from the underlying stream, returning actual length read.
/// </summary>
public override int Read(byte[] buffer, int offset, int count)
{
var total = _pushbackBuffer.Read(buffer, offset, count);
_position += total;
return(total);
}
/// <summary>
/// Read bytes from stream, reading and joining chunks as needed.
/// </summary>
public override int Read(byte[] buffer, int offset, int count)
{
if (count > _buffer.Available() && !_complete)
{
var more = ReadNextChunk();
_buffer.UnRead(more, 0, more.Length);
}
return(_buffer.Read(buffer, offset, count));
}