import { ReadStatError } from "../errors.js";
export interface Tm {
    tm_year: number;
    tm_mon: number;
    tm_mday: number;
    tm_hour: number;
    tm_min: number;
    tm_sec: number;
}
export declare function makeTm(): Tm;
/** Parse "HH:MM:SS" into timestamp. */
export declare function savParseTime(data: string, timestamp: Tm): ReadStatError;
/** Parse "DD-MMM-YY[YY]" (dash or space separators) into timestamp. */
export declare function savParseDate(data: string, timestamp: Tm): ReadStatError;
/** Convert a struct-tm (UTC) to seconds since the Unix epoch (like timegm). */
export declare function tmToEpoch(tm: Tm): number;
/** Convert seconds since epoch to a struct-tm (UTC). */
export declare function epochToTm(epoch: number): Tm;