/**
 * Copyright (C) 2025 by Fonoster Inc (https://fonoster.com)
 * http://github.com/fonoster/fonoster
 *
 * This file is part of Fonoster
 *
 * Licensed under the MIT License (the "License");
 * you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *    https://opensource.org/licenses/MIT
 *
 * 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 { GrpcErrorMessage } from "@fonoster/common";
/**
 * Whether a SIP name (a trunk's inbound URI, a domain) is one label under `root`
 * (e.g. `acme.sip.example.com` under `sip.example.com`). Without a root
 * (features.sip.names: any) every name passes; the request schema still checks
 * it's a host or an IP.
 */
export declare function isSipNameAllowed(name: string, root?: string): boolean;
type Handler<R> = (call: {
    request: R;
}, callback: (error?: GrpcErrorMessage, response?: unknown) => void) => Promise<void>;
/**
 * Rejects a create or update whose `field` isn't one label under `root` with
 * INVALID_ARGUMENT. An update that leaves the field blank keeps the current value.
 */
export declare function withSipNameCheck<R>(handler: Handler<R>, field: string, what: string, root?: string): Handler<R>;
export {};