import { type ChildProcessWithoutNullStreams } from 'node:child_process';
export interface WindowsCredentialRequest {
    operation: 'read' | 'write' | 'delete';
    service: string;
    account: string;
    payload?: string;
}
export type SpawnWindowsCredentialHelper = (command: string, args: string[], options: {
    windowsHide: boolean;
    stdio: ['pipe', 'pipe', 'pipe'];
}) => ChildProcessWithoutNullStreams;
export interface ArkmeWindowsCredentialManagerBackendOptions {
    helperPath?: string;
    outputLimitBytes?: number;
    spawn?: SpawnWindowsCredentialHelper;
    timeoutMs?: number;
}
export declare class ArkmeWindowsCredentialManagerBackend {
    private readonly helperPath;
    private readonly outputLimitBytes;
    private readonly spawnHelper;
    private readonly timeoutMs;
    constructor(options?: ArkmeWindowsCredentialManagerBackendOptions);
    read(service: string, account: string): Promise<string | undefined>;
    write(service: string, account: string, payload: string): Promise<void>;
    delete(service: string, account: string): Promise<void>;
    private invoke;
}
//# sourceMappingURL=windows-credential-helper.d.ts.map