import {BN} from "../crypto/BN";

/**
 *
 * @param buf
 * @returns {BufferReader}
 * @constructor
 */
export class BufferReader {
    constructor(buf: any);

    pos: number;
    buf: Buffer;

    /**
     * reads a length prepended buffer
     */
    readVarLengthBuffer(): void;

    /**
     * Return the whole buffer
     * @return {Buffer}
     */
    readAll(): Buffer;

    /**
     * Read the next UInt8
     * @return {number}
     */
    readUInt8(): number;

    /**
     * Read the next UInt16BE
     * @return {number}
     */
    readUInt16BE(): number;

    /**
     * Read the next UInt16LE
     * @return {number}
     */
    readUInt16LE(): number;
    /**
     * Read the next UInt32BE
     * @return {number}
     */
    readUInt32BE(): number;
    /**
     * Read the next UInt32LE
     * @return {number}
     */
    readUInt32LE(): number;
    /**
     * Read the next Int32LE
     * @return {number}
     */
    readInt32LE(): number;
    /**
     * Read the next UInt64BEBN
     * @return {number}
     */
    readUInt64BEBN(): number;
    /**
     * Read the next UInt64LEBN
     * @return {number}
     */
    readUInt64LEBN(): number;
    /**
     * RRead the next VarintNum
     * @return {number}
     */
    readVarintNum(): number;
    /**
     * reads a length prepended buffer
     * @return {Buffer}
     */
    readVarLengthBuffer(): Buffer;
    /**
     * Read the next VarIntBuffer
     * @return {Buffer}
     */
    readVarintBuf(): Buffer;
    /**
     * Read the next VarintBN
     * @return {BN}
     */
    readVarintBN(): BN;
    /**
     * Reverse buffer locally
     * @return {BufferReader}
     */
    reverse(): BufferReader;
    /**
     * Read all and reverse
     * @return {Buffer}
     */
    readReverse(): Buffer;
}