import type { Terminal as XtermTerminalType } from "@xterm/headless";
export declare function readLine(buffer: XtermTerminalType["buffer"]["active"], lineIndex: number): string;
export declare function normalizeDimension(value: number | undefined, fallback: number): number;
export declare function normalizeScrollback(value: number | undefined): number;
export declare function normalizeReplayHistoryLength(cols: number, rows: number, scrollback: number): number;
export declare function decodeInput(value: string | Uint8Array): string;
export declare function sanitizeString(value: string): string;
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