import type { Chain, ChainContract } from 'viem';
import type { Config } from 'wagmi';
export declare function validateL2Chain(config: Config, l2ChainId: number): {
    l2Chain: Chain;
    l1ChainId: number;
};
export declare function validatePortalContract(l1ChainId: number, l2Chain: Chain): ChainContract;
export declare function validateL2OutputOracleContract(l1ChainId: number, l2Chain: Chain): ChainContract;
export declare function validatel2ToL1MessagePasserContract(l2Chain: Chain): ChainContract;
export declare function validatel1StandardBridgeContract(l1ChainId: number, l2Chain: Chain): ChainContract;
export declare function validateL2StandardBridgeContract(l2Chain: Chain): ChainContract;
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