import { PreparerDependencies } from './prepare';
import { ChallengeChannelParams, ChannelId, CloseChannelParams, CreateChannelParams, ResizeChannelParams, State, Signature } from './types';
export declare function _prepareAndSignInitialState(deps: PreparerDependencies, params: CreateChannelParams): Promise<{
    initialState: State;
    channelId: ChannelId;
}>;
export declare function _prepareAndSignChallengeState(deps: PreparerDependencies, params: ChallengeChannelParams): Promise<{
    channelId: ChannelId;
    candidateState: State;
    proofs: State[];
    challengerSig: Signature;
}>;
export declare function _prepareAndSignResizeState(deps: PreparerDependencies, params: ResizeChannelParams): Promise<{
    resizeStateWithSigs: State;
    proofs: State[];
    channelId: ChannelId;
}>;
export declare function _prepareAndSignFinalState(deps: PreparerDependencies, params: CloseChannelParams): Promise<{
    finalStateWithSigs: State;
    channelId: ChannelId;
}>;