import { Readable, Writable } from 'stream';
/**
 * Name of the top-level, unencrypted but signed manifest that declares the
 * KTP server version the package requires.
 */
export declare const REQUIRED_SERVER_VERSION_FILENAME = "required-server-version.json";
export interface ExamFile {
    /** A relative filename (e.g. "foo.mp3"). This should be the same filename than in the exam XML. */
    filename: string;
    /** A ReadableStream of the file contents */
    contents: Readable;
}
export interface AttachmentFile extends ExamFile {
    /** Whether this attachment is restricted or not. */
    restricted: boolean;
}
export declare function createMex(xml: string, attachments: AttachmentFile[], nsaScripts: Readable | null, securityCodes: Readable | null, passphrase: string, answersPrivateKey: string, outputStream: Writable, json?: Buffer | null, ktpUpdate?: Readable, koeUpdate?: Readable, requiredServerVersion?: string): Promise<void>;
export declare function createMultiMex(exams: ExamFile[], nsaScripts: Readable, securityCodes: Readable, passphrase: string, answersPrivateKey: string, outputStream: Writable, loadSimulationConfiguration?: Readable, ktpUpdate?: Readable, koeUpdate?: Readable, requiredServerVersion?: string): Promise<void>;
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