@coolwallet/doge/src/utils/bufferUtil.ts

Coolwallet Dogecoin sdk

import BN from 'bn.js';

export function toReverseUintBuffer(numberOrString: number | string, byteSize: number): Buffer {
  const bn = new BN(numberOrString);
  const buf = Buffer.from(bn.toArray()).reverse();
  return Buffer.alloc(byteSize).fill(buf, 0, buf.length);
}

export function toUintBuffer(numberOrString: number | string, byteSize: number): Buffer {
  const bn = new BN(numberOrString);
  const buf = Buffer.from(bn.toArray());
  return Buffer.alloc(byteSize).fill(buf, byteSize - buf.length, byteSize);
}