export type AeadId = 0x0001 | 0x0002;
export declare const AES_128_GCM: AeadId;
export declare const AES_256_GCM: AeadId;
export interface SealResult {
    enc: Uint8Array;
    ct: Uint8Array;
}
export declare function seal(pkR: Uint8Array, info: Uint8Array, aad: Uint8Array, pt: Uint8Array, aead?: AeadId, ephSk?: Uint8Array): Promise<SealResult>;
export declare function open(skR: Uint8Array, pkR: Uint8Array, enc: Uint8Array, info: Uint8Array, aad: Uint8Array, ct: Uint8Array, aead?: AeadId): Promise<Uint8Array>;