【thinkphp6】国密sm2

一、下载  lpilp/guomi 依赖

composer require lpilp/guomi

二、使用 lpilp/guomi

<?php

namespace app\controller;

use Exception;
use Rtgm\sm\RtSm2;
use Rtgm\sm\RtSm3;
use Rtgm\sm\RtSm4;

class Sm
{
    /**
     * sm2加密
     * @return void
     */
    public function sm2(): void
    {
        // 该密钥对可通过代码生成，亦可通过网站生成
        // 生成网站：https://33tool.com/sm2/
        $privateKey = 'e1fac6f06ed691da9f74f7a159712e3667d299a7df2e7743404951769188ca90';
        $publicKey = '0472100a593eb6d26984123b33a776d4ecf0cd8ea5777aa72835c2797f713cbc13c251d37c403c65424209f9858fedeb509a021e73c9d9d30c6d62a01ebe2baf76';

        $sm2 = new RtSm2('base64', false);

        $data = 'hello world';
        $sm2EncryptData = $sm2->doEncrypt($data, $publicKey);
        $sm2DecryptData = $sm2->doDecrypt($sm2EncryptData, $privateKey);

        dd([
            'encrypt' => $sm2EncryptData,
            'decrypt' => $sm2DecryptData,
        ]);
    }

    /**
     * sm3
     * @return void
     */
    public function sm3(): void
    {
        $sm3 = new RtSm3();

        $data = 'hello world';
        dd($sm3->digest($data));
    }

    /**
     * sm4加密
     * @return void
     * @throws Exception
     */
    public function sm4(): void
    {
        $key = '0123456789abcdef';
        $iv = '1234567887654321';

        $sm4 = new RtSm4($key);

        $data = 'hello world';

        // === sm4-cbc ===
        // 加密
        $cbcEncryptData = $sm4->encrypt($data, 'sm4', $iv);  // sm4默认为cbc模式
        // 解密
        $cbcDecryptData = $sm4->decrypt($cbcEncryptData, 'sm4', $iv);

        // === sm4-ecb ===
        // 加密
        $ecbEncryptData = $sm4->encrypt($data, 'sm4-ecb', $iv);
        // 解密
        $ecbDecryptData = $sm4->decrypt($ecbEncryptData, 'sm4-ecb', $iv);

        // === sm4-ofb ===
        // 加密
        $ofbEncryptData = $sm4->encrypt($data, 'sm4-ofb', $iv);
        // 解密
        $ofbDecryptData = $sm4->decrypt($ofbEncryptData, 'sm4-ofb', $iv);

        // === sm4-cfb ===
        // 加密
        $cfbEncryptData = $sm4->encrypt($data, 'sm4-cfb', $iv);
        // 解密
        $cfbDecryptData = $sm4->decrypt($cfbEncryptData, 'sm4-cfb', $iv);

        // === sm4-ctr ===
        // 加密
        $ctrEncryptData = $sm4->encrypt($data, 'sm4-ctr', $iv);
        // 解密
        $ctrDecryptData = $sm4->decrypt($ctrEncryptData, 'sm4-ctr', $iv);

        dd([
            'sm4-cbc' => [
                'encrypt' => $cbcEncryptData,
                'decrypt' => $cbcDecryptData,
            ],
            'sm4-ecb' => [
                'encrypt' => $ecbEncryptData,
                'decrypt' => $ecbDecryptData,
            ],
            'sm4-ofb' => [
                'encrypt' => $ofbEncryptData,
                'decrypt' => $ofbDecryptData,
            ],
            'sm4-cfb' => [
                'encrypt' => $cfbEncryptData,
                'decrypt' => $cfbDecryptData,
            ],
            'sm4-ctr' => [
                'encrypt' => $ctrEncryptData,
                'decrypt' => $ctrDecryptData,
            ],
        ]);

    }
}