import { Cookie } from "../core/cookie";
export declare enum Event {
    Token = 0,
    QuotedString = 1,
    Comment = 2,
    Separator = 3,
    Control = 4
}
export declare class HttpHeaderReader {
    private header;
    private processComments;
    private index;
    private readonly length;
    private _value?;
    private event?;
    private static readonly TOKEN;
    private static readonly QUOTED_STRING;
    private static readonly COMMENT;
    private static readonly SEPARATOR;
    private static readonly CONTROL;
    private static readonly WHITE_SPACE;
    private static readonly SEPARATORS;
    private static readonly TYPE_TABLE;
    private static readonly IS_TOKEN;
    constructor(header: string, processComments?: boolean);
    hasNext(): boolean;
    get value(): string | undefined;
    skipWhiteSpace(): boolean;
    isWhiteSpace(c: string): boolean;
    isSeparator(c: string): boolean;
    nextToken(): string;
    nextSeparator(seperator: string): void;
    hasNextSeparator(separator: string, skipWhiteSpace: boolean): boolean;
    next(skipWhiteSpace?: boolean, preserveBackslash?: boolean): Event;
    getNextCharacter(skipWhiteSpace: boolean): number;
    getType(c: number): number;
    isToken(c: number): boolean;
    processQuotedString(preserveBackslash: boolean): void;
    nextQuotedString(): string | undefined;
    nextTokenOrQuotedString(preserveBackslash: boolean): string;
    filterToken(s: string, start: number, end: number, preserveBackslash?: boolean): string;
    processComment(): void;
    process(c: number, preserveBackslash: boolean): Event;
    private static createTableType;
    private static createTokenTable;
    static readParameters(reader: HttpHeaderReader, fileNameFix?: boolean): Map<string, string>;
    static appendQuotedIfWhitespace(buffer: string[], s: string): void;
    static appendQuotedIfNonToken(b: string[], value: string): void;
    private static isTokenString;
    private static appendEscapingQuotes;
    static parseCookie(header?: string): Cookie | undefined;
}