/**
 * Copyright 2023 Fluence Labs Limited
 *
 * 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.
 */
import { SecurityTetraplet } from "@fluencelabs/avm";
import { PeerIdB58 } from "@fluencelabs/interfaces";
import { ParticleContext } from "../jsServiceHost/interfaces.js";
/**
 * A predicate of call params for sig service's sign method which determines whether signing operation is allowed or not
 */
export type SecurityGuard = (params: ParticleContext) => boolean;
/**
 * Only allow calls when tetraplet for 'data' argument satisfies the predicate
 */
export declare const allowTetraplet: (pred: (tetraplet: SecurityTetraplet) => boolean) => SecurityGuard;
/**
 * Only allow data which comes from the specified serviceId and fnName
 */
export declare const allowServiceFn: (serviceId: string, fnName: string) => SecurityGuard;
/**
 * Only allow data originated from the specified json_path
 */
export declare const allowExactJsonPath: (jsonPath: string) => SecurityGuard;
/**
 * Only allow signing when particle is initiated at the specified peer
 */
export declare const allowOnlyParticleOriginatedAt: (peerId: PeerIdB58) => SecurityGuard;
/**
 * Only allow signing when all of the predicates are satisfied.
 * Useful for predicates reuse
 */
export declare const and: (...predicates: SecurityGuard[]) => SecurityGuard;
/**
 * Only allow signing when any of the predicates are satisfied.
 * Useful for predicates reuse
 */
export declare const or: (...predicates: SecurityGuard[]) => SecurityGuard;