import { Signer } from './signer.ts';
import { Cigar } from './cigar.ts';
import { Siger } from './siger.ts';
export declare const HEADER_SIG_INPUT: string;
export declare const HEADER_SIG_TIME: string;
export declare function normalize(header: string): string;
export interface SiginputArgs {
    name: string;
    method: string;
    path: string;
    headers: Headers;
    fields: Array<string>;
    expires?: number;
    nonce?: string;
    alg?: string;
    keyid?: string;
    context?: string;
}
/**
 * Generates, serializes, and signs a Signature-Input HTTP header value as a structured header
 * @param signer
 * @param sigInputArgs
 */
export declare function siginput(signer: Signer, sigInputArgs: SiginputArgs): [Map<string, string>, Siger | Cigar];
export declare class Unqualified {
    private readonly _raw;
    constructor(raw: Uint8Array);
    get qb64(): string;
    get qb64b(): Uint8Array;
}
export declare class Inputage {
    name: any;
    fields: any;
    created: any;
    expires: any;
    nonce: any;
    alg: any;
    keyid: any;
    context: any;
}
export declare function desiginput(value: string): Array<Inputage>;
/** Parse start, end and total from HTTP Content-Range header value
 * @param {string|null} header - HTTP Range header value
 * @param {string} typ - type of range, e.g. "aids"
 * @returns {start: number, end: number, total: number} - object with start, end and total properties
 */
export declare function parseRangeHeaders(header: string | null, typ: string): {
    start: number;
    end: number;
    total: number;
};