/**
 * @fileoverview Provides utilities for entropy padding, generation of mnemonic sentences from entropy,
 * and conversion of mnemonic sentences back to entropy.
 * @author Jacob V. B. Haap <iacobus.xyz>
 * @license MIT
 */
/**
 * Apply padding to a Uint8Array to reach a permitted initial entropy length (ENT), so that
 * `ENT / 32` can yield an integer `CS`, and that `ENT + CS` are a multiple of 11 for mnemonic
 * sentence generation.
 * @example
 * const ent: Uint8Array = Uint8Array.from([68, 105, 110, 111, 115, 97, 117, 114, 115]);
 * const padded = padBytes(ent); // Uint8Array(12) [68, 105, 110, 111, 115, 97, 117, 114, 115, 0, 0, 0]
 */
export declare function padBytes(ent: Uint8Array): Uint8Array;
/**
 * Apply padding to a bitstream string to reach a multiple of 11 for mnemonic sentence generation.
 * @example
 * const ent: string = "010001000110100101101110011011110111001101100001011101010111001001110011";
 * const padded = padBitstream(ent); // 01000100011010010110111001101111011100110110000101110101011100100111001100000
 */
export declare function padBitstream(ent: string): string;
/**
 * Convert a bitstream string to a mnemonic sentence.
 * When the optional `ext` parameter is *true*, any entropy length will be accepted, and padding will
 * be applied internally to meet the requirements for mnemonic sentence generation.
 * @example
 * const bits: string = "01000010011011110110010101101001011011100110";
 * const ms = bitstreamToMs(english, bits); // draw kite fog system
 */
export declare function bitstreamToMs(wordlist: string[], ent: string, ext?: boolean): string;
/**
 * Convert a mnemonic sentence to a bitstream string.
 * @example
 * const ms: string = "draw kite fog system";
 * const bits = msToBitstream(english, ms); // 01000010011011110110010101101001011011100110
 */
export declare function msToBitstream(wordlist: string[], ms: string): string;
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