/// <summary>
/// Decode segment data to an array of server Pdus
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public static RdpegfxPdu[] Decode(byte[] data)
{
RDP_SEGMENTED_DATA segData = new RDP_SEGMENTED_DATA();
bool fResult = PduMarshaler.Unmarshal(data, segData);
if (fResult)
{
if (segData.descriptor == DescriptorTypes.SINGLE)
{
byte[] rawData = Compressor.Decompress(segData.bulkData.data, segData.bulkData.header);;
return(DecodePdus(rawData));
}
else
{
List <byte> dataList = new List <byte>();
byte[] rawData = null;
RDP_DATA_SEGMENT[] dataSegs = segData.segmentArray;
for (int i = 0; i < dataSegs.Length; i++)
{
RDP8_BULK_ENCODED_DATA bulkData = dataSegs[i].bulkData;
rawData = Compressor.Decompress(bulkData.data, bulkData.header);
dataList.AddRange(rawData);
}
if (segData.uncompressedSize == dataList.Count)
{
return(DecodePdus(dataList.ToArray()));
}
}
}
return(null);
}
private const uint SEGMENT_PART_SIZE = 65535; // Maximum number of uncompressed bytes in a single segment is 65535
#endregion private variable
/// <summary>
/// Contructor.
/// </summary>
/// <param name="descType"> Indicates if a single or multipart segment PDU.</param>
/// <param name="compFlag">Indicates the data is compressed and the compress type.</param>
public RdpSegmentedPdu(byte compFlag)
{
// segHeader.descType = descType;
compressFlag = compFlag;
// default number of uncompressed bytes in a single segment is 65535.
segmentPartSize = SEGMENT_PART_SIZE;
segHeadList = new List <RDP_SEGMENTED_DATA>();
segPduList = new List <byte[]>();
segHeader = new RDP_SEGMENTED_DATA();
}
