private HTTPResponse(HTTPHeaders headers, ResponseStream stream)
{
headers.SetHeader("Server", "m9ras Upnp DLNA home media server");
Headers = headers.ToHttp();
Stream = stream;
}
/// <summary>
/// Create response stream according to data stream and range request. Also inject appropriate range and length headers
/// </summary>
/// <param name="headers"></param>
/// <param name="request"></param>
/// <param name="dataStream"></param>
/// <param name="dataTotalLength"></param>
/// <returns></returns>
private static ResponseStream createResponseStream(HTTPHeaders headers, HTTPRequestParser request,Stream dataStream ,long dataTotalLength)
{
var rangeSelector = request.GetHeader("Range");
var range=new HTTPRange(dataTotalLength,rangeSelector);
if (range.IsPartial)
//inject range header into response headers
headers.SetHeader("Content-Range", string.Format("bytes {0}-{1}/{2}",range.FromBytes,range.ToBytes,range.FileLength));
headers.SetHeader("Content-Length", range.ContentLength.ToString());
return new ResponseStream(dataStream, range.FromBytes, range.ToBytes);
}