C#文件加密方法汇总

                                fsnew.Flush();
                                refreshFileProgress(blockCount, i + 1); //更新进度
                            }
                            fsnew.Close();
                            fsnew.Dispose();
                        }
                        fs.Close();
                        fs.Dispose();
                        FileAttributes fileAttr = File.GetAttributes(path);
                        File.SetAttributes(path, FileAttributes.Archive);
                        File.Delete(path);
                        File.Move(path + ".temp", path);
                        File.SetAttributes(path, fileAttr);
                    }
                }
            }
            catch (Exception ex)
            {
                File.Delete(path + ".temp");
                throw ex;