export type StrpKeyMaterial = Uint8Array<ArrayBuffer> & {
    StrpKeyMaterial: Uint8Array<ArrayBuffer>;
};
export declare function getStrpKeyMaterial(params: {
    sharedSecret: Uint8Array<ArrayBuffer>;
    clientHkdfExtraInfo: Uint8Array<ArrayBuffer> | null;
}): StrpKeyMaterial;
type Key = Uint8Array<ArrayBuffer> & {
    Key: never;
};
type Salt = Uint8Array<ArrayBuffer> & {
    Salt: never;
};
type KeyPair = Readonly<{
    key: Key;
    salt: Salt;
}>;
type KeyPairs = Readonly<{
    rtp: KeyPair;
    rtcp: KeyPair;
}>;
type ClientAndServer = Readonly<{
    client: KeyPairs;
    server: KeyPairs;
}>;
export declare function deriveStrpClientAndServer(keyMaterial: StrpKeyMaterial): ClientAndServer;
export {};