/**
 * Check whether a given zip files contains an adaptation project and if yes returns the contained manisfest.appdesc_variant.
 *
 * @param archive buffer representing a zip file
 * @returns the descriptor as object if the archive contains an adaptation project otherwise undefined
 */
export declare function getAppDescriptorVariant(archive: Buffer): {
    namespace: string;
    layer: 'CUSTOMER_BASE' | 'VENDOR';
} | undefined;
//# sourceMappingURL=archive.d.ts.map