/// <reference types="node" />
import { Sequence, Tx } from '@node-dlc/bitcoin';
import { MessageType } from '../MessageType';
import { IDlcMessage } from './DlcMessage';
export declare abstract class FundingInput {
    static deserialize(buf: Buffer): FundingInputV0;
    abstract type: number;
    abstract length: bigint;
    abstract toJSON(): IFundingInputV0JSON;
    abstract serialize(): Buffer;
}
/**
 * FundingInput V0 contains information about a specific input to be used
 * in a funding transaction, as well as its corresponding on-chain UTXO.
 */
export declare class FundingInputV0 extends FundingInput implements IDlcMessage {
    static type: MessageType;
    /**
     * Deserializes an funding_input_v0 message
     * @param buf
     */
    static deserialize(buf: Buffer): FundingInputV0;
    /**
     * The type for funding_input_v0 message. funding_input_v0 = 42772
     */
    type: MessageType;
    length: bigint;
    inputSerialId: bigint;
    prevTx: Tx;
    prevTxVout: number;
    sequence: Sequence;
    maxWitnessLen: number;
    redeemScript: Buffer;
    scriptSigLength(): number;
    /**
     * Validates correctness of all fields
     * @throws Will throw an error if validation fails
     */
    validate(): void;
    /**
     * Converts funding_input_v0 to JSON
     */
    toJSON(): IFundingInputV0JSON;
    /**
     * Serializes the funding_input_v0 message into a Buffer
     */
    serialize(): Buffer;
}
export interface IFundingInputV0JSON {
    type: number;
    inputSerialId: number;
    prevTx: string;
    prevTxVout: number;
    sequence: number;
    maxWitnessLen: number;
    redeemScript: string;
}