65 lines
1.6 KiB
PHP
65 lines
1.6 KiB
PHP
<?php namespace App\Support;
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/**
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* openssl AES加密解密
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*
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* @author Hawind <hawind@qq.com>
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*
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* @version 1.0
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*/
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class AES
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{
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/**
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* openssl aes 加密
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*/
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public static function crypto_encrypt($data, $key, $options = OPENSSL_RAW_DATA)
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{
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$iv = substr($key, 0, -16);
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$encrypted = openssl_encrypt($data, 'aes-256-cbc', $key, $options, $iv);
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return $encrypted;
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}
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/**
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* openssl aes 解密
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*/
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public static function crypto_decrypt($data, $key, $options = OPENSSL_RAW_DATA)
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{
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$iv = substr($key, 0, -16);
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return openssl_decrypt($data, 'aes-256-cbc', $key, $options, $iv);
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}
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/**
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* 加密.
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*
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* @param mixed $contents 要加密的内容
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* @param string $encryptKey 加密的Key，长度为14，24，32
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*
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* @return string 已加密的内容
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*/
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public static function encrypt($data, $key)
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{
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$iv = openssl_random_pseudo_bytes(16);
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$encrypted = [
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base64_encode($iv),
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openssl_encrypt($data, 'aes-256-cbc', $key, 0, $iv)
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];
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return base64_encode(json_encode($encrypted));
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}
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/**
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* 解密.
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*
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* @param string $data 已加密的内容
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* @param string $key 解密Key
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*
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* @return string 已解密的内容
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*/
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public static function decrypt($data, $key)
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{
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$encrypt = json_decode(base64_decode($data), true);
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$iv = base64_decode($encrypt[0]);
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$decrypted = openssl_decrypt($encrypt[1], 'aes-256-cbc', $key, 0, $iv);
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return $decrypted;
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}
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}
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