import type { HushContext } from '../types.js';
import type { HushArtifactDescriptor } from './artifacts.js';
export type HushSignalName = 'SIGINT' | 'SIGTERM';
export interface HushStagedArtifact {
    logicalPath: string;
    kind: HushArtifactDescriptor['kind'];
    path: string;
    format: string;
    sensitive: boolean;
    persisted: boolean;
}
export interface HushTempControllerOptions {
    persist: boolean;
    outputRoot?: string;
}
export declare class HushTempController {
    readonly persist: boolean;
    readonly outputRoot?: string;
    readonly tempRoot: string;
    private readonly ctx;
    private readonly signalHandlers;
    private interruptedBy;
    private cleanedUp;
    constructor(ctx: HushContext, options: HushTempControllerOptions);
    private setPrivateRoot;
    initialize(): void;
    writeArtifact(descriptor: HushArtifactDescriptor): HushStagedArtifact;
    getInterruptedSignal(): HushSignalName | null;
    cleanup(): void;
}
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