export interface ZipCryptoKeys {
    key0: number;
    key1: number;
    key2: number;
}
export declare function createZipCryptoHeader(password: string, options: {
    checkByte: number;
    checkWord?: number;
}): {
    header: Uint8Array;
    keys: ZipCryptoKeys;
};
export declare function encryptZipCryptoHeader(password: string, plainHeader: Uint8Array): {
    header: Uint8Array;
    keys: ZipCryptoKeys;
};
export declare function decryptZipCryptoHeader(password: string, encryptedHeader: Uint8Array): {
    header: Uint8Array;
    keys: ZipCryptoKeys;
};
export declare function createZipCryptoEncryptTransform(keys: ZipCryptoKeys): TransformStream<Uint8Array, Uint8Array>;
export declare function createZipCryptoDecryptTransform(keys: ZipCryptoKeys): TransformStream<Uint8Array, Uint8Array>;
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