s[0] = byte(id)
	s[1] = 0 // Reserved
	return s
}

func (s *subHandlerID) String() string {
	if s == nil {
		return ""
	}
	return hex.EncodeToString(s[:])
}

func makeZeroSubHandlerID(id HandlerID) subHandlerID {
	return subHandlerID{byte(id)}
}

type handlers struct {
	single    [handlerLast]SingleHandlerFn

	}

	etag, err := hex.DecodeString(object.ETag)
	if err != nil {
		return "", err
	}
	etag, err = key.UnsealETag(etag)
	if err != nil {
		return "", err
	}
	return hex.EncodeToString(etag), nil
}

// For encrypted objects, the ETag sent by client if available
// is stored in encrypted form in the backend. Decrypt the ETag
// if ETag was previously encrypted.

		// requests ETag might be longer and the code decrypting the
		// ETag ignores ETag in multipart ETag form i.e <hex>-N
		return hex.EncodeToString(md5sumCurr)[:32] + "-1"
	}
	return hex.EncodeToString(md5sumCurr)
}

// WithEncryption sets up encrypted reader and the sealing for content md5sum
// using objEncKey. Unsealed md5sum is computed from the rawReader setup when

			if err == nil {
				startTime = time.Unix(0, t)
			}
		}
		uploads = append(uploads, MultipartInfo{
			Bucket:    bucket,
			Object:    object,
			UploadID:  base64.RawURLEncoding.EncodeToString(fmt.Appendf(nil, "%s.%s", globalDeploymentID(), uploadID)),
			Initiated: startTime,
		})
		populatedUploadIDs.Add(uploadID)
	}

	sort.Slice(uploads, func(i int, j int) bool {

			}

			// If compressed, look for compressed FileInfo only
			if meta.IsCompressed() {
				fmt.Fprint(h, meta.Metadata[ReservedMetadataPrefix+"compression"])
			}

			metaHashes[i] = hex.EncodeToString(h.Sum(nil))
			h.Reset()
		}
	}

	metaHashCountMap := make(map[string]int)
	for _, hash := range metaHashes {
		if hash == "" {
			continue
		}
		metaHashCountMap[hash]++
	}

		}
	})
}

func BenchmarkConcatImplementation(b *testing.B) {
	data := make([]string, 2)
	rng := rand.New(rand.NewSource(0))
	for i := range 2 {
		var tmp [16]byte
		rng.Read(tmp[:])
		data[i] = hex.EncodeToString(tmp[:])
	}
	b.ResetTimer()
	benchmark(b, data)
}

func BenchmarkPathJoinOld(b *testing.B) {
	b.Run("PathJoin", func(b *testing.B) {
		b.ResetTimer()
		b.ReportAllocs()

		for b.Loop() {

		}
	}

	// Verify 'Content-Md5' and/or 'X-Amz-Content-Sha256' if present.
	// The verification happens implicit during reading.
	reader, err := hash.NewReader(ctx, r.Body, -1, clientETag.String(), hex.EncodeToString(contentSHA256), -1)
	if err != nil {
		return toAPIErrorCode(ctx, err)
	}
	r.Body = reader
	return ErrNone
}

// List of all support S3 auth types.

	values := make(url.Values)
	values.Set(peerRESTURL, u.String())
	values.Set(peerRESTSha256Sum, hex.EncodeToString(sha256Sum))
	values.Set(peerRESTReleaseInfo, releaseInfo)

	respBody, err := client.callWithContext(ctx, peerRESTMethodVerifyBinary, values, reader, -1)
	if err != nil {
		return err
	}

			bucketMap[bucket].QuotaConfigUpdatedAt = updatedAt
			rpt.SetStatus(bucket, fileName, nil)
		}
	}

	enc := func(b []byte) *string {
		if b == nil {
			return nil
		}
		v := base64.StdEncoding.EncodeToString(b)
		return &v
	}

	for bucket, meta := range bucketMap {
		err := globalBucketMetadataSys.save(ctx, *meta)
		if err != nil {
			rpt.SetStatus(bucket, "", err)
			continue
		}

}

func (x xlMetaV2VersionHeader) String() string {
	return fmt.Sprintf("Type: %s, VersionID: %s, Signature: %s, ModTime: %s, Flags: %s, N: %d, M: %d",
		x.Type.String(),
		hex.EncodeToString(x.VersionID[:]),
		hex.EncodeToString(x.Signature[:]),
		time.Unix(0, x.ModTime),
		x.Flags.String(),
		x.EcN, x.EcM,
	)
}

// matchesNotStrict returns whether x and o have both have non-zero version,