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61 lines
1.7 KiB
PHP
61 lines
1.7 KiB
PHP
<?php
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namespace App\Helper\Baofu;
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use Exception;
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class SignatureUtil
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{
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/**
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*
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* @param string $data 原数据
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* @param string $pfxPath 私钥路径
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* @param string $pwd 私钥密码
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* @return string
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* @throws Exception
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*/
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public static function sign($data, $pfxPath, $pwd)
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{
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if(!file_exists($pfxPath)) {
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throw new Exception('私钥文件不存在！');
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}
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$pkcs12 = file_get_contents($pfxPath);
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$pfxPathStr = [];
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if (openssl_pkcs12_read($pkcs12, $pfxPathStr, $pwd)) {
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$privateKey = $pfxPathStr['pkey'];
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$binarySignature = null;
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if (openssl_sign($data, $binarySignature, $privateKey, OPENSSL_ALGO_SHA1)) {
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return bin2hex($binarySignature);
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} else {
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throw new Exception('加签异常！');
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}
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} else {
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throw new Exception('私钥读取异常【密码和证书不匹配】！');
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}
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}
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/**
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* 验证签名自己生成的是否正确
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*
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* @param string $data 签名的原文
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* @param string $cerPath 公钥路径
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* @param string $signature 签名
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* @return bool
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* @throws Exception
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*/
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public static function verifySign($data, $cerPath, $signature)
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{
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if(!file_exists($cerPath)) {
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throw new Exception('公钥文件不存在！路径：' . $cerPath);
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}
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$pubKey = file_get_contents($cerPath);
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$certs = openssl_get_publickey($pubKey);
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$ok = openssl_verify($data, hex2bin($signature), $certs);
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if ($ok == 1) {
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return true;
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}
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return false;
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}
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} |