/**
 * Copyright 2015 CANAL+ Group
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/**
 * Returns `true` if all key ids in `wantedKeyIds` are present in the
 * `keyIdsArr` array.
 * @param {Array.<Uint8Array>} wantedKeyIds
 * @param {Array.<Uint8Array>} keyIdsArr
 * @returns {boolean}
 */
export declare function areAllKeyIdsContainedIn(wantedKeyIds: Uint8Array[], keyIdsArr: Uint8Array[]): boolean;
/**
 * Returns `true` if at least one key id in `wantedKeyIds` is present in the
 * `keyIdsArr` array.
 * @param {Array.<Uint8Array>} wantedKeyIds
 * @param {Array.<Uint8Array>} keyIdsArr
 * @returns {boolean}
 */
export declare function areSomeKeyIdsContainedIn(wantedKeyIds: Uint8Array[], keyIdsArr: Uint8Array[]): boolean;