public bool Upload(string path, FileInfo srcFile, bool? indexZip = null) { if (!srcFile.Exists) throw new FileNotFoundException("Src file is not accessible", srcFile.ToString()); DateTime mTime = srcFile.LastWriteTime; byte[] checksum = null; Stream stream; using (stream = new BufferedStream(srcFile.OpenRead(), 1024*1024)) { checksum = stream.ComputeHash(NetstorageCMSv35Signer.HashType.SHA256.Checksum); } stream = srcFile.OpenRead(); long size = srcFile.Length; return this.Upload(path, stream, mTime, size, sha256Checksum: checksum, indexZip: indexZip); }