o.Recursive = o.Separator != slashSeparator
		o.Separator = slashSeparator
	} else {
		// Default is recursive, if delimiter is set then list non recursive.
		o.Recursive = true
	}

	// Decode and get the optional list id from the marker.
	o.parseMarker()
	if o.BaseDir == "" {
		o.BaseDir = baseDirFromPrefix(o.Prefix)
	}
	o.Transient = o.Transient || isReservedOrInvalidBucket(o.Bucket, false)

		Transport: globalRemoteTargetTransport,
	}
	resp, err := client.Do(req)
	if err != nil {
		result.Error = err.Error()
		return
	}
	defer xhttp.DrainBody(resp.Body)
	err = gob.NewDecoder(resp.Body).Decode(&result)
	// endpoint have been overwritten
	result.Endpoint = rp.String()
	if err != nil {
		result.Error = err.Error()
	}
	return

		// same. 'volume not found' usually means its a fresh disk.
		if errors.Is(err, errFileNotFound) || errors.Is(err, errVolumeNotFound) {
			return nil, errUnformattedDisk
		}
		return nil, err
	}

	// Try to decode format json into formatConfigV1 struct.
	format = &formatErasureV3{}
	if err = json.Unmarshal(data, format); err != nil {
		return nil, err
	}

	if heal {

		// Empty entry
		if entry.name == "" {
			continue
		}

		if entry.isDir() {
			dirExists++
			selected = entry
			continue
		}

		// Get new entry metadata,
		// shallow decode.
		xl, err := entry.xlmeta()
		if err != nil {
			continue
		}
		objsValid++

		// Add all valid to candidates.
		r.candidates = append(r.candidates, xl.versions)

}

func TestIsETagSealed(t *testing.T) {
	for i, test := range isETagSealedTests {
		etag, err := hex.DecodeString(test.ETag)
		if err != nil {
			t.Errorf("Test %d: failed to decode etag: %s", i, err)
		}
		if sealed := IsETagSealed(etag); sealed != test.IsSealed {
			t.Errorf("Test %d: got %v - want %v", i, sealed, test.IsSealed)
		}
	}
}

var removeInternalEntriesTests = []struct {

	// On form submission, the last redirect response contains the auth
	// code, which we now have in `lastReq`. Exchange it for a JWT id_token.
	q := lastReq.URL.Query()
	// fmt.Printf("lastReq.URL: %#v q: %#v\n", lastReq.URL, q)
	code := q.Get("code")
	oauth2Token, err := oauth2Config.Exchange(ctx, code)
	if err != nil {
		return "", fmt.Errorf("unable to exchange code for id token: %v", err)
	}

var _ Tagger = ETag{} // compiler check

// ETag returns the ETag itself.
//
// By providing this method ETag implements
// the Tagger interface.
func (e ETag) ETag() ETag { return e }

// FromContentMD5 decodes and returns the Content-MD5
// as ETag, if set. If no Content-MD5 header is set
// it returns an empty ETag and no error.
func FromContentMD5(h http.Header) (ETag, error) {
	v, ok := h["Content-Md5"]
	if !ok {

		mac := hmac.New(sha256.New, key)
		mac.Write([]byte(baseKey))
		return sio.DecryptBuffer(nil, input, sio.Config{Key: mac.Sum(nil), CipherSuites: fips.DARECiphers()})
	}
}

// decryptChecksums will attempt to decode checksums and return it/them if set.
// if part > 0, and we have the checksum for the part that will be returned.
func (o *ObjectInfo) decryptPartsChecksums(h http.Header) {
	data := o.Checksum
	if len(data) == 0 {

func (sp *SelectParameters) IsEmpty() bool {
	return sp == nil
}

var selectParamsXMLName = "SelectParameters"

// UnmarshalXML - decodes XML data.
func (sp *SelectParameters) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
	// Essentially the same as S3Select barring the xml name.
	if start.Name.Local == selectParamsXMLName {

	if err != nil {
		s.writeErrorResponse(w, err)
		return
	}

	versions := make([]FileInfoVersions, totalVersions)
	decoder := msgpNewReader(r.Body)
	defer readMsgpReaderPoolPut(decoder)
	for i := 0; i < totalVersions; i++ {
		dst := &versions[i]
		if err := dst.DecodeMsg(decoder); err != nil {
			s.writeErrorResponse(w, err)
			return
		}
	}