import { StethPoolData } from './types.js';
/**
 * Converts stETH shares to ETH amount using the current pool ratio.
 * Also works for converting wstETH to stETH.
 */
export declare const convertSharesToEth: (shares: bigint, { totalPooledEther, totalShares }: StethPoolData) => bigint;
/**
 * Converts ETH amount to stETH shares using the current pool ratio.
 * Also works for converting stETH to wstETH.
 */
export declare const convertEthToShares: (eth: bigint, { totalPooledEther, totalShares }: StethPoolData) => bigint;
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