import type { ExecPolicy } from '../types';
export declare function getSanitizedEnv(): Record<string, string>;
export declare function validateCommand(_command: string): void;
export declare function isBuiltinAllowed(_command: string): boolean;
export declare function validateAllowPattern(_pattern: string): void;
export declare function isAllowed(_command: string, _policy: ExecPolicy): boolean;
export declare function setAuditVerbose(_enabled: boolean): void;
export declare function logExecAudit(_entry: {
    command: string;
    status: 'allowed' | 'denied' | 'error';
    allowed_by?: string;
    reason?: string;
    duration_ms?: number;
}): void;
export declare function executeCommand(_command: string, _policy: ExecPolicy): string;