/**
 * Little-endian read helpers for Uint8Array.
 * All reads are bounds-checked.
 */
export declare function readU16LE(data: Uint8Array, offset: number): number;
export declare function readU32LE(data: Uint8Array, offset: number): number;
export declare function readU64LE(data: Uint8Array, offset: number): bigint;