import { NeoFSClient } from './client';
import { Signer } from '@axlabs/neofs-sdk-ts-core/crypto';
import { ObjectID, ContainerID } from '../types';
export interface SessionToken {
    id: Uint8Array;
    ownerId: Uint8Array;
    lifetime: {
        exp: number;
        nbf: number;
        iat: number;
    };
    sessionKey: Uint8Array;
    context?: {
        object?: {
            verb: number;
            address: {
                containerId: ContainerID;
                objectId: ObjectID;
            };
        };
        container?: {
            verb: number;
            wildcard: boolean;
            containerId?: ContainerID;
        };
    };
    signature?: {
        key: Uint8Array;
        sign: Uint8Array;
        scheme: number;
    };
}
export interface SessionCreateParams {
    expiration: number;
}
export interface SessionCreateResponse {
    id: Uint8Array;
    sessionKey: Uint8Array;
}
export declare class SessionClient {
    private client;
    private signer;
    private endpoint;
    constructor(neofsClient: NeoFSClient, config: {
        signer: Signer;
        endpoint: string;
    });
    /**
     * Create a new session token.
     */
    create(params: SessionCreateParams): Promise<SessionToken>;
    /**
     * Prepare an object session token for a specific operation.
     */
    prepareObjectSessionToken(sessionToken: SessionToken, address: {
        containerId: ContainerID;
        objectId: ObjectID;
    }, verb: number): SessionToken;
    /**
     * Sign a session token.
     */
    private signSessionToken;
    /**
     * Sign a request.
     */
    private signRequest;
    /**
     * Generate NeoFS account ID from public key.
     */
    private generateNeoFSAccountId;
}