case ObjectAccessedHead:
		return "s3:ObjectAccessed:Head"
	case ObjectAccessedAttributes:
		return "s3:ObjectAccessed:Attributes"
	case ObjectCreatedAll:
		return "s3:ObjectCreated:*"
	case ObjectCreatedCompleteMultipartUpload:
		return "s3:ObjectCreated:CompleteMultipartUpload"
	case ObjectCreatedCopy:
		return "s3:ObjectCreated:Copy"
	case ObjectCreatedPost:
		return "s3:ObjectCreated:Post"
	case ObjectCreatedPut:

	switch strings.ToUpper(alg) {
	case "CRC32":
		return ChecksumCRC32
	case "CRC32C":
		return ChecksumCRC32C
	case "SHA1":
		return ChecksumSHA1
	case "SHA256":
		return ChecksumSHA256
	case "":
		return ChecksumNone
	}
	return ChecksumInvalid
}

// String returns the type as a string.
func (c ChecksumType) String() string {
	switch {
	case c.Is(ChecksumCRC32):
		return "CRC32"

	case BucketAlreadyExists:
		apiErr = ErrBucketAlreadyExists
	case BucketExists:
		apiErr = ErrBucketAlreadyOwnedByYou
	case ObjectNotFound:
		apiErr = ErrNoSuchKey
	case MethodNotAllowed:
		apiErr = ErrMethodNotAllowed
	case ObjectLocked:
		apiErr = ErrObjectLocked
	case InvalidVersionID:
		apiErr = ErrInvalidVersionID
	case VersionNotFound:
		apiErr = ErrNoSuchVersion

			}
		case "Limit":
			z.Limit, err = dc.ReadInt()
			if err != nil {
				err = msgp.WrapError(err, "Limit")
				return
			}
		case "AskDisks":
			z.AskDisks, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "AskDisks")
				return
			}
		case "InclDeleted":
			z.InclDeleted, err = dc.ReadBool()
			if err != nil {
				err = msgp.WrapError(err, "InclDeleted")
				return
			}
		case "Recursive":

		case header == nil:
			continue
		}

		name := header.Name
		switch path.Clean(name) {
		case ".", slashSeparator:
			continue
		}

		switch header.Typeflag {
		case tar.TypeDir: // = directory
			if o.ignoreDirs {
				continue
			}
			name = trimLeadingSlash(pathJoin(name, slashSeparator))

				return
			}
		case "dependGlobalKMS":
			z.dependGlobalKMS, bts, err = msgp.ReadBoolBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "dependGlobalKMS")
				return
			}
		case "bucketOnly":
			z.bucketOnly, bts, err = msgp.ReadBoolBytes(bts)
			if err != nil {
				err = msgp.WrapError(err, "bucketOnly")
				return
			}
		case "dependGlobalLambdaTargetList":

			return
		}
		switch msgp.UnsafeString(field) {
		case "ID":
			err = dc.ReadExactBytes((z.VersionID)[:])
			if err != nil {
				err = msgp.WrapError(err, "VersionID")
				return
			}
		case "MTime":
			z.ModTime, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ModTime")
				return
			}
		case "MetaSys":
			var zb0002 uint32
			zb0002, err = dc.ReadMapHeader()

	defer cancel()

	switch {
	case usersPrefix:
		accessKey := path.Dir(strings.TrimPrefix(event.keyPath, iamConfigUsersPrefix))
		err = sys.store.UserNotificationHandler(ctx, accessKey, regUser)
	case stsPrefix:
		accessKey := path.Dir(strings.TrimPrefix(event.keyPath, iamConfigSTSPrefix))
		err = sys.store.UserNotificationHandler(ctx, accessKey, stsUser)
	case svcPrefix:

					switch msgp.UnsafeString(field) {
					case "ts":
						za0002.TotalSize, err = dc.ReadUint64()
						if err != nil {
							err = msgp.WrapError(err, "Tiers", za0001, "TotalSize")
							return
						}
					case "nv":
						za0002.NumVersions, err = dc.ReadInt()
						if err != nil {
							err = msgp.WrapError(err, "Tiers", za0001, "NumVersions")
							return
						}
					case "no":
						za0002.NumObjects, err = dc.ReadInt()

			apiErr.Bucket = params[0]
		}
		return apiErr
	case errDiskFull.Error():
		return StorageFull{}
	case errTooManyOpenFiles.Error():
		return SlowDown{}
	case errFileAccessDenied.Error():
		apiErr := PrefixAccessDenied{}
		if len(params) >= 1 {
			apiErr.Bucket = params[0]
		}
		if len(params) >= 2 {
			apiErr.Object = decodeDirObject(params[1])
		}
		return apiErr
	case errIsNotRegular.Error():