HarmonyOS 鸿蒙Next md5算法，输入同样的值有时结果不同，有时与三方的不同，而且算法耗时较长

import { cryptoFramework } from '@kit.CryptoArchitectureKit';
import { buffer } from '@kit.ArkTS';
@Entry
@Component
struct MD5Page {
  @State message: string = 'Hello World';
  build() {
    Column() {
      Button("MD5 加密").onClick(async () => {
        const md = cryptoFramework.createMd("MD5");
        const contentUint8Array = stringToUint8Array("hello啊");
        await md.update({ data: contentUint8Array })
        let mdDigest = await md.digest();
        const str = uint8ArrayToString(mdDigest.data)
        console.log('Demo doMdRes ' + str)
        let buf = buffer.from(mdDigest.data);
        console.log("Hex：" + uint8ArrayToHexStr(mdDigest.data));

      })
    }
  }
}

function stringToUint8Array(str: string) {
  return new Uint8Array(buffer.from(str, 'utf-8').buffer);
}

// 字节流转成可理解的字符串
function uint8ArrayToString(array: Uint8Array) {
  // 将UTF-8编码转换成Unicode编码
  let out: string = "";
  let index: number = 0;
  let len: number = array.length;
  while (index < len) {
    let character = array[index++];
    switch (character >> 4) {
      case 0:
      case 1:
      case 2:
      case 3:
      case 4:
      case 5:
      case 6:
      case 7:
        out += String.fromCharCode(character);
        break;
      case 12:
      case 13:
        out += String.fromCharCode(((character & 0x1F) << 6) | (array[index++] & 0x3F));
        break;
      case 14:
        out += String.fromCharCode(((character & 0x0F) << 12) | ((array[index++] & 0x3F) << 6) | ((array[index++] & 0x3F) << 0));
        break;
      default:
        break;
    }
  }
  return out;
}
function uint8ArrayToHexStr(data: Uint8Array): string {
  let hexString = '';
  let i: number;
  for (i = 0; i < data.length; i++) {
    let char = ('00' + data[i].toString(16)).slice(-2);
    hexString += char;
  }
  return hexString;
}