// If separator is not found or is last entry, ok.
		return idx == -1 || idx == len(ext)-len(separator)
	}
	return false
}

// isLatestDeletemarker returns whether the latest version is a delete marker.
// If metadata is NOT versioned false will always be returned.
// If v2 and UNABLE to load metadata true will be returned.
func (e *metaCacheEntry) isLatestDeletemarker() bool {
	if e.cached != nil {

import (
	"context"
	"fmt"
	"strconv"
	"strings"
)

// markerTagVersion is the marker version.
// Should not need to be updated unless a fundamental change is made to the marker format.
const markerTagVersion = "v2"

// parseMarker will parse a marker possibly encoded with encodeMarker
func (o *listPathOptions) parseMarker() {
	s := o.Marker
	if !strings.Contains(s, "[minio_cache:"+markerTagVersion) {
		return
	}

	Expires              time.Time // Is only used in POST/PUT operations

	DeleteMarker            bool // Is only set in DELETE operations for delete marker replication
	CheckDMReplicationReady bool // Is delete marker ready to be replicated - set only during HEAD
	Tagging                 bool // Is only in GET/HEAD operations to return tagging metadata along with regular metadata and body.

}

// findFirstPart will find the part with 0 being the first that corresponds to the marker in the options.
// io.ErrUnexpectedEOF is returned if the place containing the marker hasn't been scanned yet.
// io.EOF indicates the marker is beyond the end of the stream and does not exist.
func (o *listPathOptions) findFirstPart(fi FileInfo) (int, error) {
	search := o.Marker
	if search == "" {
		search = o.Prefix
	}
	if search == "" {

			return
		}
	} else {
		maxkeys = maxObjectList
	}

	prefix = values.Get("prefix")
	marker = values.Get("marker")
	delimiter = values.Get("delimiter")
	encodingType = values.Get("encoding-type")
	return
}

func getListBucketObjectVersionsArgs(values url.Values) (prefix, marker, delimiter string, maxkeys int, encodingType, versionIDMarker string, errCode APIErrorCode) {
	errCode = ErrNone

	for _, rule := range lc.FilterRules(obj) {
		if obj.ExpiredObjectDeleteMarker() {
			if rule.Expiration.DeleteMarker.val {
				// Indicates whether MinIO will remove a delete marker with no noncurrent versions.
				// Only latest marker is removed. If set to true, the delete marker will be expired;
				// if set to false the policy takes no action. This cannot be specified with Days or
				// Date in a Lifecycle Expiration Policy.

				noQuorum, err := refreshLock(ctx, dm.clnt, id, source, quorum)
				if err == nil && noQuorum {
					// Clean the lock locally and in remote nodes
					forceUnlock(ctx, dm.clnt, id)
					// Execute the caller lock loss callback
					if lockLossCallback != nil {
						lockLossCallback()
					}
					return
				}

				refreshTimer.Reset(dm.refreshInterval)
			}
		}
	}()
}

					return err
				}

				// Ignore symlinked directories.
				if fi.IsDir() {
					continue
				}
			}
			if err = filter(fi.Name(), fi.Mode()); err == errDoneForNow {
				// filtering requested to return by caller.
				return nil
			}
		}
	}
	return nil
}

// Return entries at the directory dirPath.
func readDirWithOpts(dirPath string, opts readDirOpts) (entries []string, err error) {
	d, err := Open(dirPath)

	fivs, err := getAllFileInfoVersions(xlMetaBuf, volume, path, allParts)
	if err != nil {
		return fivs, err
	}
	n := 0
	for _, fi := range fivs.Versions {
		// Filter our tier object delete marker
		if !fi.TierFreeVersion() {
			fivs.Versions[n] = fi
			n++
		} else {
			fivs.FreeVersions = append(fivs.FreeVersions, fi)
		}
	}
	fivs.Versions = fivs.Versions[:n]
	// Update numversions

// Special conditions required by MinIO server are as below
//   - delimiter if set should be equal to '/', otherwise the request is rejected.
//   - marker if set should have a common prefix with 'prefix' param, otherwise
//     the request is rejected.
func validateListObjectsArgs(prefix, marker, delimiter, encodingType string, maxKeys int) APIErrorCode {
	// Max keys cannot be negative.
	if maxKeys < 0 {
		return ErrInvalidMaxKeys
	}