import { RTCSession } from '@krivega/jssip';
export type TPresentationSessionPort = {
    getConnection: () => RTCPeerConnection | undefined;
    getEstablishedSession: () => RTCSession | undefined;
    renegotiate: () => Promise<boolean>;
    onCallEnded: (handler: () => void) => () => void;
};
export declare const createCallManagerPort: (callManager: {
    connection: RTCPeerConnection | undefined;
    getEstablishedRTCSession: () => RTCSession | undefined;
    renegotiate: () => Promise<boolean>;
    on: (event: "failed" | "ended", handler: () => void) => void;
    off: (event: "failed" | "ended", handler: () => void) => void;
}) => TPresentationSessionPort;