BlinkSyncTests.MainTest.BuildCRCStream C# (CSharp) Method

        private static void BuildCRCStream(string directory, InputParams inputParams, ref MemoryStream memoryStream)
        {
            DirectoryInfo directoryInfo = new DirectoryInfo(directory);
            SyncResults results = new SyncResults();
            // get filtered list of files in this directory
            FileInfo[] files = new Sync().GetFiles(directoryInfo, inputParams, ref results);
            // sort by name for deterministic order
            Array.Sort(files, new FileInfoComparer());
            // write information about each file to stream
            foreach (FileInfo fileInfo in files)
            {
                byte[] bytes = ASCIIEncoding.UTF8.GetBytes(fileInfo.Name);
                memoryStream.Write(bytes, 0, bytes.Length);
                bytes = BitConverter.GetBytes(fileInfo.Length);
                memoryStream.Write(bytes, 0, bytes.Length);
                bytes = BitConverter.GetBytes(fileInfo.LastWriteTime.ToBinary());
                memoryStream.Write(bytes, 0, bytes.Length);
                bytes = ASCIIEncoding.UTF8.GetBytes(fileInfo.Attributes.ToString());
                memoryStream.Write(bytes, 0, bytes.Length);
            }

            // get filtered list of subdirectories
            DirectoryInfo[] subdirs = new Sync().GetDirectories(directoryInfo, inputParams, ref results);
            // sort by name for deterministic order
            Array.Sort(subdirs, new DirectoryInfoComparer());

            foreach (DirectoryInfo subdir in subdirs)
            {
                // write information about each subdirectory to stream
                byte[] bytes = ASCIIEncoding.UTF8.GetBytes(subdir.Name);
                memoryStream.Write(bytes, 0, bytes.Length);
                // recurse
                BuildCRCStream(Path.Combine(directory, subdir.Name), inputParams, ref memoryStream);
            }
        }