if signFields[0] != "Signature" {
		return "", ErrMissingSignTag
	}
	if signFields[1] == "" {
		return "", ErrMissingFields
	}
	signature := signFields[1]
	return signature, ErrNone
}

// Parse slice of signed headers from signed headers tag.
func parseSignedHeader(signedHdrElement string) ([]string, APIErrorCode) {
	signedHdrFields := strings.Split(strings.TrimSpace(signedHdrElement), "=")
	if len(signedHdrFields) != 2 {

		}
		res = append(res, madmin.IDPCfgInfo{
			Key:   kvsrc.Key,
			Value: kvsrc.Value,
			IsCfg: true,
			IsEnv: kvsrc.Src == config.ValueSourceEnv,
		})
	}

	// sort the structs by the key
	sort.Slice(res, func(i, j int) bool {
		return res[i].Key < res[j].Key
	})

	return res, nil

func TestCommonTime(t *testing.T) {
	// List of test cases for common modTime.
	testCases := []struct {
		times  []time.Time
		time   time.Time
		quorum int
	}{
		{
			// 1. Tests common times when slice has varying time elements.
			[]time.Time{
				time.Unix(0, 1).UTC(),
				time.Unix(0, 2).UTC(),
				time.Unix(0, 3).UTC(),
				time.Unix(0, 3).UTC(),
				time.Unix(0, 2).UTC(),
				time.Unix(0, 3).UTC(),

	var nonIPs []string
	for _, ip := range ipList {
		nip := net.ParseIP(ip)
		if nip != nil {
			ipV4s = append(ipV4s, nip)
		} else {
			nonIPs = append(nonIPs, ip)
		}
	}

	sort.Slice(ipV4s, func(i, j int) bool {
		// This case is needed when all ips in the list
		// have same last octets, Following just ensures that
		// 127.0.0.1 is moved to the end of the list.
		if ipV4s[i].IsLoopback() {

	// Decode signature string to binary byte-sequence representation is required
	// as Base64 encoding of a value is not unique:
	// For example "aGVsbG8=" and "aGVsbG8=\r" will result in the same byte slice.
	signature1, err := base64.StdEncoding.DecodeString(sig1)
	if err != nil {
		return false
	}
	signature2, err := base64.StdEncoding.DecodeString(sig2)
	if err != nil {
		return false
	}

	policies := make(map[string]MappedPolicy, m.Size())
	m.Range(func(k string, v MappedPolicy) bool {
		policies[k] = v
		return true
	})
	return policies
}

// converts a mapped policy into a slice of distinct policies
func (mp MappedPolicy) toSlice() []string {
	var policies []string
	for _, policy := range strings.Split(mp.Policies, ",") {
		if strings.TrimSpace(policy) == "" {
			continue
		}

					queued: time.Now(),
				})
			}
		}
	}

	result := make([]BucketInfo, 0, len(resultMap))
	for _, bi := range resultMap {
		result = append(result, bi)
	}

	sort.Slice(result, func(i, j int) bool {
		return result[i].Name < result[j].Name
	})

	return result, nil
}

// GetBucketInfo returns bucket stat info about bucket on disk across all peers

	}

	var list []tags.Tag
	for k, v := range ot.ToMap() {
		list = append(list, tags.Tag{
			Key:   k,
			Value: v,
		})
	}
	// Always return in sorted order for tags.
	sort.Slice(list, func(i, j int) bool {
		return list[i].Key < list[j].Key
	})
	otags.TagSet.Tags = list

	writeSuccessResponseXML(w, encodeResponse(otags))
}

// PutObjectTaggingHandler - PUT object tagging

	StatsSummary      map[string]madmin.SRSiteSummary // map of deployment id -> site stat
	// BucketStats map of bucket to slice of deployment IDs with stats. This is populated only if there are
	// mismatches or if a specific bucket's stats are requested
	BucketStats map[string]map[string]srBucketStatsSummary
	// PolicyStats map of policy to slice of deployment IDs with stats. This is populated only if there are

		return
	}
	disks := setup.disks
	erasure, err := NewErasure(context.Background(), dataBlocks, parityBlocks, blockSize)
	if err != nil {
		t.Fatalf("failed to create ErasureStorage: %v", err)
	}
	// Prepare a slice of 5MiB with random data.
	data := make([]byte, 5*humanize.MiByte)
	length := int64(len(data))
	_, err = rand.Read(data)
	if err != nil {
		t.Fatal(err)
	}

	writers := make([]io.Writer, len(disks))