/*!
 * Copyright (c) Microsoft Corporation and contributors. All rights reserved.
 * Licensed under the MIT License.
 */
/**
 * Declare the subset of Buffer functionality we want to make available instead of
 * exposing the entirely of Node's typings.  This should match the public interface
 * of the browser implementation, so any changes made in one should be made in both.
 *
 * @deprecated Moved to the `@fluidframework-internal/client-utils` package.
 * @internal
 */
export declare class Buffer extends Uint8Array {
    toString(encoding?: string): string;
    /**
     * @param value - (string | ArrayBuffer).
     * @param encodingOrOffset - (string | number).
     * @param length - (number).
     */
    static from(value: any, encodingOrOffset?: any, length?: any): IsoBuffer;
    static isBuffer(obj: any): obj is Buffer;
}
/**
 * @deprecated Moved to the `@fluidframework-internal/client-utils` package.
 * @internal
 */
export declare const IsoBuffer: typeof Buffer;
/**
 * @deprecated Moved to the `@fluidframework-internal/client-utils` package.
 * @internal
 */
export declare type IsoBuffer = Buffer;
/**
 * Converts a Uint8Array to a string of the provided encoding.
 * @remarks Useful when the array might be an IsoBuffer.
 * @param arr - The array to convert.
 * @param encoding - Optional target encoding; only "utf8" and "base64" are
 * supported, with "utf8" being default.
 * @returns The converted string.
 *
 * @deprecated Moved to the `@fluidframework-internal/client-utils` package.
 * @internal
 */
export declare function Uint8ArrayToString(arr: Uint8Array, encoding?: string): string;
/**
 * Convert base64 or utf8 string to array buffer.
 * @param encoding - The input string's encoding.
 *
 * @deprecated Moved to the `@fluidframework-internal/client-utils` package.
 * @internal
 */
export declare function stringToBuffer(input: string, encoding: string): ArrayBufferLike;
/**
 * Convert binary blob to string format
 *
 * @param blob - The binary blob
 * @param encoding - Output string's encoding
 * @returns The blob in string format
 *
 * @deprecated Moved to the `@fluidframework-internal/client-utils` package.
 * @internal
 */
export declare const bufferToString: (blob: ArrayBufferLike, encoding: string) => string;
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