#鸿蒙通关秘籍#在next中如何实现一个同步加密？因为我现在要在同步场景下做业务逻辑的处理的，最好不要异步的代码

import { cryptoFramework } from '@kit.CryptoArchitectureKit';
import { buffer } from '@kit.ArkTS';

let input1: cryptoFramework.DataBlob = { data: new Uint8Array(buffer.from("This is Sign test plan1", 'utf-8').buffer) };
let input2: cryptoFramework.DataBlob = { data: new Uint8Array(buffer.from("This is Sign test plan2", 'utf-8').buffer) };
function signMessagePromise(priKey: cryptoFramework.PriKey) {
    let signAlg = "RSA1024|PKCS1|SHA256";
    let signer = cryptoFramework.createSign(signAlg);
    signer.initSync(priKey);
    signer.updateSync(input1); 
    let signData = signer.signSync(input2);
    return signData;
}
function verifyMessagePromise(signMessageBlob: cryptoFramework.DataBlob, pubKey: cryptoFramework.PubKey) {
    let verifyAlg = "RSA1024|PKCS1|SHA256";
    let verifier = cryptoFramework.createVerify(verifyAlg);
    verifier.initSync(pubKey);
    verifier.updateSync(input1); 
    let res = verifier.verifySync(input2, signMessageBlob);
    console.info("verify result is " + res);
    return res;
}
function main() {
    let keyGenAlg = "RSA1024";
    let generator = cryptoFramework.createAsyKeyGenerator(keyGenAlg);
    let keyPair = generator.generateKeyPairSync();
    let signData = signMessagePromise(keyPair.priKey);
    let verifyResult = verifyMessagePromise(signData, keyPair.pubKey);
    if (verifyResult == true) {
        console.info('verify success');
    } else {
        console.error('verify failed');
    }
}