import { type LogService } from 'common-services';
export type PasswordServiceOptions = {
    iterations: number;
    saltLength: number;
    saltEncoding: 'hex' | 'base64';
    hashLength: number;
    hashDigest: string;
    hashEncoding: 'hex' | 'base64';
} & ({
    passwordLength: number;
    passwordEncoding: 'hex' | 'base64';
} | {
    passwordEncoding: 'utf-8';
});
export interface PasswordServiceConfig {
    PASSWORD_OPTIONS: PasswordServiceOptions;
}
export type PasswordServiceDependencies = Partial<PasswordServiceConfig> & {
    log: LogService;
};
export declare const DEFAULT_PASSWORD_OPTIONS: {
    readonly iterations: 4096;
    readonly passwordEncoding: "utf-8";
    readonly saltLength: 128;
    readonly saltEncoding: "base64";
    readonly hashLength: 128;
    readonly hashDigest: "sha1";
    readonly hashEncoding: "base64";
};
export interface PasswordService {
    generateSalt: () => Promise<string>;
    generatePassword: () => Promise<string>;
    hashPassword: (password: string, salt: string) => Promise<string>;
}
export declare function initPasswordService({ PASSWORD_OPTIONS, log, }: PasswordServiceDependencies): Promise<PasswordService>;
declare const _default: import("knifecycle").ServiceInitializer<PasswordServiceDependencies, PasswordService>;
export default _default;