import { ethers, Signer } from "ethers";
export declare enum ChainId {
    Ethereum = 1,
    Sepolia = 11155111,
    ArbitrumOne = 42161,
    ArbitrumSepolia = 421614
}
export declare enum ChainDomain {
    Ethereum = 0,
    ArbitrumOne = 3
}
export type CCTPSupportedChainId = ChainId.Ethereum | ChainId.Sepolia | ChainId.ArbitrumOne | ChainId.ArbitrumSepolia;
type Contracts = {
    tokenMessengerContractAddress: string;
    targetChainDomain: ChainDomain;
    sourceChainDomain: ChainDomain;
    targetChainId: CCTPSupportedChainId;
    usdcContractAddress: string;
    messageTransmitterContractAddress: string;
    attestationApiUrl: string;
    tokenMinterContractAddress: string;
};
export type MessageSent = {
    attestationHash: string;
    blockNumber: string;
    blockTimestamp: string;
    id: string;
    message: string;
    nonce: string;
    sender: string;
    recipient: string;
    sourceDomain: `${ChainDomain}`;
    transactionHash: string;
    amount: string;
};
export declare const CommonAddress: {
    readonly Ethereum: {
        readonly USDC: "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48";
        readonly tokenMessengerContractAddress: "0xbd3fa81b58ba92a82136038b25adec7066af3155";
    };
    readonly ArbitrumOne: {
        readonly USDC: "0xaf88d065e77c8cc2239327c5edb3a432268e5831";
        readonly 'USDC.e': "0xff970a61a04b1ca14834a43f5de4533ebddb5cc8";
        readonly tokenMessengerContractAddress: "0x19330d10d9cc8751218eaf51e8885d058642e08a";
        readonly CU: "0x89c49a3fa372920ac23ce757a029e6936c0b8e02";
    };
    readonly Sepolia: {
        readonly USDC: "0x1c7d4b196cb0c7b01d743fbc6116a902379c7238";
        readonly tokenMessengerContractAddress: "0x9f3B8679c73C2Fef8b59B4f3444d4e156fb70AA5";
    };
    readonly ArbitrumSepolia: {
        readonly USDC: "0x75faf114eafb1bdbe2f0316df893fd58ce46aa4d";
        readonly 'USDC.e': "0x119f0e6303bec7021b295ecab27a4a1a5b37ecf0";
        readonly tokenMessengerContractAddress: "0x9f3B8679c73C2Fef8b59B4f3444d4e156fb70AA5";
    };
};
export declare const chainIdToUSDC: (chainId: number) => string | null;
export type AttestationResponse = {
    attestation: string;
    status: 'complete';
} | {
    attestation: null;
    status: 'pending_confirmations';
};
export declare function getCctpContracts({ originChainId }: {
    originChainId?: ChainId;
}): Contracts;
export declare function fetchPerMessageBurnLimit({ originChainId, originProvider }: {
    originChainId: CCTPSupportedChainId;
    originProvider: ethers.providers.Provider;
}): any;
export declare const getCctpUtils: ({ originChainId }: {
    originChainId?: number;
}) => {
    receiveMessage: ({ messageBytes, attestation, destinationSigner }: {
        messageBytes: string;
        attestation: string;
        destinationSigner: Signer;
    }) => Promise<any>;
    fetchAttestation: (attestationHash: string) => Promise<AttestationResponse>;
    waitForAttestation: (attestationHash: string) => Promise<string>;
    fetchMessages: (transactionHash: string) => Promise<any>;
    checkNonce: ({ nonce, destinationProvider }: {
        nonce: string;
        destinationProvider: ethers.providers.Provider;
    }) => Promise<any>;
};
export declare const isTokenMainnetUSDC: (tokenAddress: string | undefined) => boolean;
export declare const isTokenSepoliaUSDC: (tokenAddress: string | undefined) => boolean;
export declare const isTokenArbitrumOneNativeUSDC: (tokenAddress: string | undefined | null) => boolean;
export declare const isTokenArbitrumSepoliaNativeUSDC: (tokenAddress: string | undefined) => boolean;
export declare const isTokenNativeUSDC: (tokenAddress: string | undefined) => boolean;
export declare const isCctp: (chainId: number, contractAddress: string) => boolean;
export declare const isNativeUSDC: (chainId: number, tokenAddress: string) => boolean;
export declare const hashSourceAndNonce: (source: number, nonce: number) => string;
export {};