/**
 * Crypto utilities for Gridsetx (encrypted Grid3 files)
 * This module is only needed for .gridsetx files and uses Node-only crypto/zlib
 */
/**
 * Decrypt and inflate a Grid3 encrypted payload (DesktopContentEncrypter).
 * Uses AES-256-CBC with key/IV derived from the password padded with spaces
 * and then Deflate decompression.
 *
 * @param buffer - Encrypted buffer
 * @param password - Password (defaults to 'Chocolate')
 * @returns Decrypted and inflated buffer
 */
export declare function decryptGridsetEntry(buffer: Buffer, password?: string): Buffer;
/**
 * Check if crypto operations are available in the current environment
 */
export declare function isCryptoAvailable(): boolean;