/// <reference types="node" />
export declare const PROTO_SUFFIX = 5;
export declare const PROTO_FLAG: Buffer;
export declare const PROTO_FLAG_LEN: number;
export declare const PROTO_FLAG_OFFSET: number;
export declare const PROTO_TYPE_LEN = 4;
export declare const PROTO_TYPE_OFFSET: number;
export declare const PROTO_VERSION_LEN = 4;
export declare const PROTO_VERSION_OFFSET: number;
export declare const HEADER_LEN: number;
export declare enum PROTO_TYPE {
    FT = 1,
    UNIQUE = 2,
    NFT = 3,
    NFT_SELL = 65537
}
export declare function getHeaderLen(): number;
export declare function getFlag(script: Buffer): Buffer;
export declare function getProtoType(script: Buffer): number;
export declare function getProtoVersion(script: Buffer): number;
export declare function hasProtoFlag(script: Buffer): boolean;