import { RecordType } from "./constants.js";
export interface Header {
    ID: number;
    QR: 0 | 1;
    Opcode: 0 | 1 | 2;
    AA: 0 | 1;
    TC: 0 | 1;
    RD: 0 | 1;
    RA: 0 | 1;
    Z?: undefined;
    AD: 0 | 1;
    CD: 0 | 1;
    RCODE?: 0 | 1 | 2 | 3 | 4 | 5;
    QDCOUNT: number;
    ANCOUNT?: number;
    NSCOUNT?: number;
    ARCOUNT?: number;
}
export declare enum CLASS {
    IN = 1,
    CS = 2,
    CH = 3,
    HS = 4
}
export declare class Question {
    QNAME: string[];
    QTYPE: RecordType;
    QCLASS: CLASS | 255;
    constructor(QNAME: string[], QTYPE: RecordType, QCLASS?: CLASS | 255);
}
export interface ResponseRecord {
    NAME: string;
    TYPE: RecordType;
    CLASS: CLASS;
    TTL: number;
    RDLENGTH: number;
    RDATA: any;
}
export declare type TokenType = 's16' | 'u8' | 'u16' | 'string' | 'u32' | 'string[]' | 'string[*]' | string | 'u3' | 'u4' | 'bit' | 'opaque' | number;
export declare type TokenVal = number | string | string[] | ArrayBuffer | undefined;
export declare type Tokenizer = Generator<TokenVal, undefined, TokenType>;
/**
 * Deserialize binary RFC1035 wire format
 * Returns a Generator that accepts 's16'|'u8'|'u16'|'string'|'u32'|'string[]'|'string[*]'|'u3'|'u4'|'bit'|'opaque'|number as a parameter
 * The generator will consume bytes and yield the related native type.
 * Pass undefined to yield the current byte offset, or a number to advance the byte offset by the value number of bytes.
 * @param data buffer populated with data to deserialize
 * @param start buffer start offset
 * @param end buffer end offset
 */
export declare function deserialize(data: ArrayBuffer, start?: number, end?: number): Tokenizer;
/**
 * Serialize binary RFC1035 wire format
 * Returns a Generator that accepts tuples of ('s16'|'u8'|'u16'|'string'|'u32'|'string[]'|'string[*]'|'u3'|'u4'|'bit'|'opaque', number|string|string[]|ArrayBuffer) as a parameter
 * The generator will convert the second tuple value to the binary representation specified in the first tuple value
 * @param data buffer to populate
 */
export declare function serialize(data: ArrayBuffer): Generator<number, undefined, [TokenType, TokenVal]>;
export declare function buildRequest(questions: Question[], recursive?: boolean): ArrayBuffer;
export interface Response {
    header: Header;
    question: Question[];
    answer: ResponseRecord[];
    authority: ResponseRecord[];
    additional: ResponseRecord[];
}
export declare function parseResponse(data: ArrayBuffer): Response;