/// <summary>
 /// initialize packet from base packet. 
 /// </summary>
 /// <param name = "packet">the base packet to initialize this packet. </param>
 public SmbNtTransFsctlSrvCopyChunkRequestPacket(Cifs.SmbNtTransactIoctlRequestPacket packet)
     : base(packet)
 {
     if (packet.NtTransData.Data != null && packet.NtTransData.Data.Length > 0)
     {
         this.ntTransData =
           CifsMessageUtils.ToStuct<NT_TRANSACT_COPY_CHUNK_Request_NT_Trans_Data>(
             packet.NtTransData.Data);
     }
 }
 /// <summary>
 /// to decode the NtTrans data: from the general NtTransDada to the concrete NtTrans Data. 
 /// </summary>
 protected override void DecodeNtTransData()
 {
     this.NtTransData =
         CifsMessageUtils.ToStuct<NT_TRANSACT_COPY_CHUNK_Request_NT_Trans_Data>(this.smbData.NT_Trans_Data);
 }