/**
 * [WHO]: shouldAllowToolCall(), getPlanModeToolBlockReason()
 * [FROM]: Depends on node:path, ./types, ./plan-file-manager
 * [TO]: Consumed by plan extension index.ts (tool_call event handler)
 * [HERE]: extensions/builtin/plan/plan-permissions.ts - tool call permission gating for plan mode
 */
import type { ToolCallInput, ToolPermissionResult } from "./types.js";
import type { PlanSessionState } from "./types.js";
/**
 * Check if a tool call is allowed in plan mode.
 * Returns { allowed: true } or { allowed: false, reason: string }.
 */
export declare function shouldAllowToolCall(toolCall: ToolCallInput, planFilePath: string, cwd?: string): ToolPermissionResult;
export declare function handlePlanModeTransition(sessionState: PlanSessionState): void;
export declare function handlePlanModeExit(sessionState: PlanSessionState): void;