Versioning, ObjectLocking bool
}

// ObjectInfo - represents object metadata.
type ObjectInfo struct {
	// Name of the bucket.
	Bucket string

	// Name of the object.
	Name string

	// Date and time when the object was last modified.
	ModTime time.Time

	// Total object size.
	Size int64

	// Actual size is the real size of the object uploaded by client.
	ActualSize *int64

func checkObjectNameForLengthAndSlash(bucket, object string) error {
	// Check for the length of object name
	if len(object) > 1024 {
		return ObjectNameTooLong{
			Bucket: bucket,
			Object: object,
		}
	}
	// Check for slash as prefix in object name
	if HasPrefix(object, SlashSeparator) {
		return ObjectNamePrefixAsSlash{

func (e metaCacheEntry) isDir() bool {
	return len(e.metadata) == 0 && strings.HasSuffix(e.name, slashSeparator)
}

// isObject returns if the entry is representing an object.
func (e metaCacheEntry) isObject() bool {
	return len(e.metadata) > 0
}

// isObjectDir returns if the entry is representing an object/
func (e metaCacheEntry) isObjectDir() bool {
	return len(e.metadata) > 0 && strings.HasSuffix(e.name, slashSeparator)
}

		return errInvalidEncryptionParameters
	}
	versioned := globalBucketVersioningSys.PrefixEnabled(srcBucket, srcObject)
	versionSuspended := globalBucketVersioningSys.PrefixSuspended(srcBucket, srcObject)

	lock := api.NewNSLock(r.Bucket, objInfo.Name)
	lkctx, err := lock.GetLock(ctx, globalOperationTimeout)
	if err != nil {
		return err
	}
	ctx = lkctx.Context()

	}
}

// Uploads an object using DummyDataGen directly via the http
// handler. Each part in a multipart object is a new DummyDataGen
// instance (so the part sizes are needed to reconstruct the whole
// object). When `len(partSizes) == 1`, asMultipart is used to upload
// the object as multipart with 1 part or as a regular single object.
//

		err = NotImplemented{}
	case "OutOfRangeInput":
		err = ObjectNameInvalid{
			Bucket: bucket,
			Object: object,
		}
	default:
		switch statusCode {
		case http.StatusNotFound:
			if object != "" {
				err = ObjectNotFound{
					Bucket: bucket,
					Object: object,
				}
			} else {
				err = BucketNotFound{Bucket: bucket}
			}
		case http.StatusBadRequest:

	}
	return iv
}

// SealedKey represents a sealed object key. It can be stored
// at an untrusted location.
type SealedKey struct {
	Key       [64]byte // The encrypted and authenticated object-key.
	IV        [32]byte // The random IV used to encrypt the object-key.
	Algorithm string   // The sealing algorithm used to encrypt the object key.
}

	TaggingTimestamp = "tagging-timestamp"
	// ObjectLockRetentionTimestamp - the last time a object lock metadata modification happened on this cluster for this object version
	ObjectLockRetentionTimestamp = "objectlock-retention-timestamp"
	// ObjectLockLegalHoldTimestamp - the last time a legal hold metadata modification happened on this cluster for this object version

	for _, router := range routers {
		// Register all rejected object APIs
		for _, r := range rejectedObjAPIs {
			t := router.Methods(r.methods...).
				HandlerFunc(collectAPIStats(r.api, httpTraceAll(notImplementedHandler))).
				Queries(r.queries...)
			t.Path(r.path)
		}

		// Object operations
		// HeadObject
		router.Methods(http.MethodHead).Path("/{object:.+}").
			HandlerFunc(s3APIMiddleware(api.HeadObjectHandler))

// optimalPartInfo - calculate the optimal part info for a given
// object size.
//
// NOTE: Assumption here is that for any object to be uploaded to any S3 compatible
// object storage it will have the following parameters as constants.
//
//	maxPartsCount - 10000
//	maxMultipartPutObjectSize - 5TiB
func optimalPartSize(objectSize int64) (partSize int64, err error) {
	// object size is '-1' set it to 5TiB.
	if objectSize == -1 {