import { type HostProfileV1 } from "./host-profile.js";
import { type CallbackAttemptOutcome, type CallbackTransport, type CallbackTransportDeliverInput } from "./callback-transport.js";
export declare const COMMAND_JSON_CALLBACK_TRANSPORT_KIND = "command_json_v1";
export interface CommandJsonSpawnResult {
    status: number | null;
    stdout?: string | null;
    stderr?: string | null;
    signal?: NodeJS.Signals | null;
    error?: Error;
}
export interface CommandJsonSpawnOptions {
    encoding: "utf8";
    env: NodeJS.ProcessEnv;
    input: string;
    killSignal: "SIGKILL";
    maxBuffer: number;
    shell: false;
    timeout: number;
    windowsHide: true;
}
export type CommandJsonSpawnSync = (executable: string, arguments_: string[], options: CommandJsonSpawnOptions) => CommandJsonSpawnResult;
export interface CreateCommandJsonCallbackTransportOptions {
    profile: HostProfileV1;
    controllerSessionId: string;
    now?: () => Date;
    environment?: () => NodeJS.ProcessEnv;
    spawnSync?: CommandJsonSpawnSync;
}
export interface CommandJsonCallbackTransport extends CallbackTransport {
    readonly kind: typeof COMMAND_JSON_CALLBACK_TRANSPORT_KIND;
    deliver(input: CallbackTransportDeliverInput): CallbackAttemptOutcome;
}
/**
 * Deliver canonical AKK callback envelopes through one administrator-selected
 * command Profile. The Profile and trusted controller identity are captured at
 * construction time and cannot be supplied by a model-facing delivery call.
 */
export declare function createCommandJsonCallbackTransport(options: CreateCommandJsonCallbackTransportOptions): CommandJsonCallbackTransport;