import { KmsClient, KmsDriver } from "../kms-registry";
export declare class HcVaultDriver implements KmsDriver {
    static PREFIX: string;
    static TOKEN_ID: string;
    static NAMESPACE: string;
    static APPROLE_ROLE_ID: string;
    static APPROLE_SECRET_ID: string;
    /**
     * Register the HashiCorp Vault driver with the KMS registry.
     */
    static register(): void;
    getKeyUrlPrefix(): string;
    newKmsClient(config: Map<string, string>, keyUrl?: string): KmsClient;
}