加解密HmacSha1 、HmacSha256、aes参考Demo

// 可理解的字符串转成字节流 
function stringToUint8Array(str: string) { 
  let arr = new Uint8Array(str.length); 
  for (let i = 0, j = str.length; i < j; ++i) { 
    arr[i] = str.charCodeAt(i); 
  } 
  return arr; 
} 
 
async function getHmac(message: string) { 
  try { 
    let macAlgName = 'SHA1'; 
    let mac = cryptoFramework.createMac(macAlgName) 
    let arr = stringToUint8Array('30a86dc9056c44cc05420fec269270214bbb6914954e871e83771c9810ac1db0') 
    let KeyBlob: cryptoFramework.DataBlob = { data: arr }; 
    let symKeyGenerator = cryptoFramework.createSymKeyGenerator('HMAC'); 
    const symKey = await symKeyGenerator.convertKey(KeyBlob); 
    await mac.init(symKey) 
    await mac.update({ data: stringToUint8Array(message) }); 
    let macOutpt = await mac.doFinal(); 
    const res = buffer.from(macOutpt.data).toString('hex'); 
    console.log('Hmac—:' + res); 
  } catch (err) { 
    console.log('err:' + err) 
  } 
}
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