// Marker not common with prefix is not implemented. Send an empty response
		if !HasPrefix(o.Marker, o.Prefix) {
			return entries, io.EOF
		}
	}

	// With max keys of zero we have reached eof, return right here.
	if o.Limit == 0 {
		return entries, io.EOF
	}

	// For delimiter and prefix as '/' we do not list anything at all
	// along // with the prefix. On a flat namespace with 'prefix'

		// validate token for temporary credentials only.
		return nil, ErrInvalidToken
	}

	// Expired credentials must return error right away.
	if cred.IsTemp() && cred.IsExpired() {
		return nil, toAPIErrorCode(r.Context(), errInvalidAccessKeyID)
	}
	secret := globalActiveCred.SecretKey

// healSource denotes single entity and heal option.
type healSource struct {
	bucket    string
	object    string
	versionID string
	noWait    bool             // a non blocking call, if task queue is full return right away.
	opts      *madmin.HealOpts // optional heal option overrides default setting
}

// healSequence - state for each heal sequence initiated on the
// server.
type healSequence struct {

	gopts := opts
	gopts.NoLock = true // We already have a lock, we can live with it.
	objInfo, err := getObjectInfo(ctx, bucket, object, gopts)
	if err != nil {
		// Versioning enabled quite possibly object is deleted might be delete-marker
		// if present set the headers, no idea why AWS S3 sets these headers.
		if objInfo.VersionID != "" && objInfo.DeleteMarker {
			w.Header()[xhttp.AmzVersionID] = []string{objInfo.VersionID}

	if err != nil {
		if isErrPreconditionFailed(err) {
			return
		}
		if globalBucketVersioningSys.PrefixEnabled(srcBucket, srcObject) && gr != nil {
			// Versioning enabled quite possibly object is deleted might be delete-marker
			// if present set the headers, no idea why AWS S3 sets these headers.
			if gr.ObjInfo.VersionID != "" && gr.ObjInfo.DeleteMarker {
				w.Header()[xhttp.AmzVersionID] = []string{gr.ObjInfo.VersionID}

	}

	return subSys, inputs, tgt, e
}

// kvFields - converts an input string of form "k1=v1 k2=v2" into
// fields of ["k1=v1", "k2=v2"], the tokenization of each `k=v`
// happens with the right number of input keys, if keys
// input is empty returned value is empty slice as well.
func kvFields(input string, keys []string) []string {
	valueIndexes := make([]int, 0, len(keys))
	for _, key := range keys {

			objectName:     "foodir/fooobject",
			objectModTime:  time.Now().UTC().Add(-24 * time.Hour), // Created 1 day ago
			expectedAction: DeleteAction,
		},
		// Should delete expired delete marker right away
		{
			inputConfig:    `<BucketLifecycleConfiguration><Rule><Expiration><ExpiredObjectDeleteMarker>true</ExpiredObjectDeleteMarker></Expiration><Filter></Filter><Status>Enabled</Status></Rule></BucketLifecycleConfiguration>`,

	return MetricDescription{
		Namespace: s3MetricNamespace,
		Subsystem: requestsSubsystem,
		Name:      inflightTotal,
		Help:      "Total number of S3 requests currently in flight",
		Type:      gaugeMetric,
	}
}

func getS3RequestsInQueueMD() MetricDescription {
	return MetricDescription{
		Namespace: s3MetricNamespace,
		Subsystem: requestsSubsystem,

		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrParseExpectedRightParenBuiltinFunctionCall: {
		Code:           "ParseExpectedRightParenBuiltinFunctionCall",
		Description:    "Did not find the expected right parenthesis character in the SQL expression.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrParseExpectedTypeName: {
		Code:           "ParseExpectedTypeName",

}

// xlMetaV2Version describes the journal entry, Type defines
// the current journal entry type other types might be nil based
// on what Type field carries, it is imperative for the caller
// to verify which journal type first before accessing rest of the fields.
type xlMetaV2Version struct {