import { BotGuardConfig } from '../config';
export interface DesktopChatGuardArgs {
    apiUrl?: string;
    shieldId?: string;
    shieldKey?: string;
    /** Suppress OS toasts (still spools findings). */
    quiet?: string;
}
/** Only meaningful where Claude Desktop runs and MSAA is available. */
export declare function desktopChatGuardSupported(): boolean;
/** True when the guard reported itself healthy within the last `withinMs`. */
export declare function desktopChatGuardHealthy(withinMs?: number): boolean;
/**
 * The PowerShell watcher. Compiles a tiny MSAA reader (C# via Add-Type using
 * the .NET Framework compiler built into Windows), then — while the "Claude"
 * process is running — reads the composer's editable text (emitting
 * `FCD:<base64 utf8>`) and, only while Claude Desktop is the FOREGROUND window,
 * the clipboard contents (emitting `FCDCLIP:<base64 utf8>`) when either
 * changes. Everything is wrapped in try/catch — it must never crash the host,
 * and it never writes to the clipboard or synthesizes input.
 */
export declare function desktopChatWatcherScript(): string;
export type WatcherSource = 'composer' | 'clipboard';
/**
 * Decode one watcher line into { source, text } (undefined if not ours).
 * `FCD:` lines are composer reads; `FCDCLIP:` lines are clipboard reads while
 * Claude Desktop is focused.
 */
export declare function decodeWatcherLine(line: string): {
    source: WatcherSource;
    text: string;
} | undefined;
export interface DesktopChatGuardHandle {
    stop(): void;
}
interface GuardRuntime {
    apiUrl: string;
    shieldId?: string;
    shieldKey?: string;
    quiet: boolean;
    log: (msg: string) => void;
}
/**
 * Start the advisory guard. Returns a handle whose stop() tears down the
 * watcher and timers. Safe no-op (returns undefined) on unsupported platforms.
 */
export declare function startDesktopChatGuard(runtime: GuardRuntime): DesktopChatGuardHandle | undefined;
/**
 * Foreground `desktop-chat-guard` command — runs the advisory guard in this
 * process until interrupted. Mostly for manual testing; in production the
 * daemon supervises the guard in-process (startDesktopChatGuard).
 */
export declare function desktopChatGuardCommand(args: DesktopChatGuardArgs, config: BotGuardConfig): Promise<void>;
export {};