import { CreateTransferParams, ResolveTransferParams, FullChannelState, Result, FullTransferState, EngineParams, IChannelSigner, ChainAddresses, IVectorChainReader, EngineError, IMessagingService, SetupParams } from "@connext/vector-types";
export declare function convertSetupParams(params: EngineParams.Setup, chainAddresses: ChainAddresses): Promise<Result<SetupParams>>;
export declare function convertConditionalTransferParams(params: EngineParams.ConditionalTransfer, signer: IChannelSigner, channel: FullChannelState, chainReader: IVectorChainReader, messaging: IMessagingService): Promise<Result<CreateTransferParams, EngineError>>;
export declare function convertResolveConditionParams(params: EngineParams.ResolveTransfer, transfer: FullTransferState): Result<ResolveTransferParams, EngineError>;
export declare function convertWithdrawParams(params: EngineParams.Withdraw, signer: IChannelSigner, channel: FullChannelState, chainAddresses: ChainAddresses, chainReader: IVectorChainReader, _messaging: IMessagingService): Promise<Result<CreateTransferParams, EngineError>>;
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