import { ZONE, VRECORD, SRVRECORD, MXRECORD, CAARecord } from './types';
/**
 * Takes BIND9 Zonefile as string, parses it and returns an object of the values within the zone
 * @param zone Valid BIND9 Zonefile as a string
 * @example
 * ```typescript
 * import { parseZoneFile } from 'ts-zone-file';
 * import { readFile } from 'fs-extra';
 * const file = await readFile('/zones/example.com');
 * const zone = await parseZoneFile(file.toString());
 * if (zone.a) zone.a.map((RR) => console.log(RR.host, RR.ttl, RR.value));
 * ```
 */
export declare const parseZoneFile: (zone: string) => Promise<ZONE>;
/**
 * Extracts TTL, host, and value from a zonefile line
 * @param line line of Zonefile
 * @exmaple
 * ```typescript
 * const line = 'example.com.    300    IN    NS     ns1.exmaple.xyz.'
 * const { ttl, host, value } = await ProcessValueRecord(value)
 * ```
 */
export declare const ProcessValueRecord: (line: string) => Promise<VRECORD>;
export declare const ProcessSRV: (line: string) => Promise<SRVRECORD>;
export declare const ProcessPref: (line: string) => Promise<MXRECORD>;
export declare const ProcessCAA: (line: string) => Promise<CAARecord>;