/**
 * Manages active MCP channel connections per session.
 *
 * Tracks connected channel subprocesses, routes messages between
 * glasses (via WS bridge) and Claude sessions (via channels),
 * and manages pending permission requests.
 */
import * as net from "node:net";
import type { PendingPermission } from "./types.js";
export interface ChannelConnection {
    sessionId: string;
    conn: net.Socket;
    registeredAt: string;
}
type BroadcastListener = (event: Record<string, unknown>) => void;
export declare function registerBroadcastListener(listener: BroadcastListener): void;
export declare function registerChannel(sessionId: string, conn: net.Socket): void;
export declare function unregisterChannel(sessionId: string): void;
export declare function hasChannel(sessionId: string): boolean;
export declare function getChannelCount(): number;
/** Push a message from glasses into a session's channel (voice text, context). */
export declare function pushToChannel(sessionId: string, content: string, meta?: Record<string, unknown>): boolean;
/** Forward a permission request from a channel subprocess to WS clients (glasses). */
export declare function handlePermissionRequest(sessionId: string, requestId: string, toolName: string, description: string, inputPreview?: string): void;
/** Resolve a pending permission request. */
export declare function resolvePermission(requestId: string, behavior: "allow" | "deny"): boolean;
/** Forward a channel reply (Claude → glasses display). */
export declare function handleChannelReply(sessionId: string, message: string): void;
/** Get pending permissions, optionally filtered by session. */
export declare function listPendingPermissions(sessionId?: string): PendingPermission[];
export declare function startPermissionCleanup(): void;
/** Cleanup all channels (e.g., on daemon shutdown). */
export declare function shutdownAllChannels(): void;
export {};