/// <reference types="node" />
import BigNumber from "bignumber.js";
export declare function stringToBuffer(value: string): Buffer;
export declare function bufferToBigInt(buffer: Buffer): BigNumber;
export declare function bigIntToBuffer(value: BigNumber.Value): Buffer;
export { bigIntToHex, utf8ToHex } from "../core/utils.codec";
export declare function bufferToHex(value: Buffer): string;