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;