PHP OpenSSL 工具包
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chenc
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3
.gitignore
vendored
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3
.gitignore
vendored
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/vendor/
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/composer.lock
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.idea
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21
LICENSE
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21
LICENSE
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The MIT License (MIT)
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Copyright (c) 2016 ionCube Ltd.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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7
README.md
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7
README.md
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### PHP OpenSSL 工具包
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#### 功能
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- 生成证书 createCert
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- 指定字符串加密 encryptString 解密 decryptString
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- 使用证书加密 encryptData 解密 decryptData
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- 使用自定义证书 setPublicKey & setPrivateKey 参数 isfile = false
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- 国密类 Sm4Helper
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21
composer.json
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21
composer.json
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{
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"name": "chenc/php-openssl-cryptor",
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"description": "creating/encrypting/decrypting for php open_ssl library",
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"type": "library",
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"license": "MIT",
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"authors": [
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{
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"name": "0x49",
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"email": "1458513@qq.com"
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}
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],
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"autoload": {
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"psr-4": {
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"Chenc\\PhpOpensslCryptor\\": "src/"
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}
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},
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"require": {
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"php": "7.3",
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"ext-openssl": "*"
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}
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}
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250
src/Cryptor.php
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250
src/Cryptor.php
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<?php
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namespace Chenc\PhpOpensslCryptor;
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class Cryptor
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{
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private $cipher_algo = '';
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private $hash_algo;
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private $iv_num_bytes;
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private $format;
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private $public_key = '';
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private $private_key = '';
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private $public_key_default_path = '';
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private $private_key_default_path = '';
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const FORMAT_RAW = 0;
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const FORMAT_B64 = 1;
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const FORMAT_HEX = 2;
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public function __construct($cipher_algo = 'aes-256-ctr', $hash_algo = 'sha256', $fmt = Cryptor::FORMAT_B64)
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{
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$this->setCipherAlgo($cipher_algo);
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$this->setHashAlgo($hash_algo);
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$this->format = $fmt;
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$this->private_key_default_path = $_SERVER['PWD'] . DIRECTORY_SEPARATOR . 'private.key';
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$this->public_key_default_path = $_SERVER['PWD'] . DIRECTORY_SEPARATOR . 'public.pem';
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}
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public function setCipherAlgo($value)
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{
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if (!in_array($value, openssl_get_cipher_methods(true))) {
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throw new \Exception("Cryptor:: - unknown cipher algo {$value}");
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}
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$this->iv_num_bytes = openssl_cipher_iv_length($value);
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$this->cipher_algo = $value;
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}
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public function setHashAlgo($value)
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{
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if (!in_array($value, openssl_get_md_methods(true))) {
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throw new \Exception("Cryptor:: - unknown hash algo {$value}");
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}
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$this->hash_algo = $value;
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}
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public function encryptString($in, $key, $fmt = null)
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{
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if ($fmt === null) {
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$fmt = $this->format;
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}
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$iv = openssl_random_pseudo_bytes($this->iv_num_bytes, $isStrongCrypto);
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if (!$isStrongCrypto) {
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throw new \Exception("Cryptor::encryptString() - Not a strong key");
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}
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$keyhash = openssl_digest($key, $this->hash_algo, true);
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$opts = OPENSSL_RAW_DATA;
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$encrypted = openssl_encrypt($in, $this->cipher_algo, $keyhash, $opts, $iv);
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if ($encrypted === false) {
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throw new \Exception('Cryptor::encryptString() - Encryption failed: ' . openssl_error_string());
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}
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$res = $iv . $encrypted;
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if ($fmt == Cryptor::FORMAT_B64) {
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$res = base64_encode($res);
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} else if ($fmt == Cryptor::FORMAT_HEX) {
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$res = unpack('H*', $res)[1];
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}
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return $res;
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}
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public function decryptString($in, $key, $fmt = null)
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{
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if ($fmt === null) {
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$fmt = $this->format;
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}
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$raw = $in;
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if ($fmt == Cryptor::FORMAT_B64) {
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$raw = base64_decode($in);
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} else if ($fmt == Cryptor::FORMAT_HEX) {
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$raw = pack('H*', $in);
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}
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if (strlen($raw) < $this->iv_num_bytes) {
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throw new \Exception('Cryptor::decryptString() - ' .
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'data length ' . strlen($raw) . " is less than iv length {$this->iv_num_bytes}");
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}
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$iv = substr($raw, 0, $this->iv_num_bytes);
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$raw = substr($raw, $this->iv_num_bytes);
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$keyhash = openssl_digest($key, $this->hash_algo, true);
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$opts = OPENSSL_RAW_DATA;
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$res = openssl_decrypt($raw, $this->cipher_algo, $keyhash, $opts, $iv);
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if ($res === false) {
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throw new \Exception('Cryptor::decryptString - decryption failed: ' . openssl_error_string());
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}
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return $res;
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}
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/**
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* 使用证书加密
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* @param $data string 使用证书加密
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* @param $public_key string 公钥证书路径
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* @return mixed|string
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*/
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public function encryptData($data, $public_key)
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{
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$public_key = openssl_pkey_get_public($this->getPublicKey($public_key));
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$encryptedData = '';
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$res = '';
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openssl_public_encrypt($data, $encryptedData, $public_key);
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if ($this->format === Cryptor::FORMAT_B64) {
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$res = base64_encode($encryptedData);
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} else if ($this->format === Cryptor::FORMAT_HEX) {
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$res = unpack('H*', $encryptedData)[1];
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} else {
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$res = $encryptedData;
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}
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return $res;
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}
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/**
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* 使用证书解密
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* @param $data string 解密字符
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* @param $private_key string 私钥证书路径
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* @param $passphrase string 私钥密码
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* @return string
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*/
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function decryptData($data, $passphrase = null, $private_key = '')
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{
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// 加载私钥
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$private_key = openssl_pkey_get_private($this->getPrivateKey($private_key), $passphrase);
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$sensitiveData = '';
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if ($this->format == Cryptor::FORMAT_B64) {
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$raw = base64_decode($data);
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} else if ($this->format == Cryptor::FORMAT_HEX) {
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$raw = pack('H*', $data);
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} else {
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$raw = $data;
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}
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openssl_private_decrypt($raw, $sensitiveData, $private_key);
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return $sensitiveData;
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}
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/**
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* @param $save_path string 证书保存路径
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* @param $key_bits string 使用多少位来生成私钥
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* @param $key_type int 创建CSR时应该使用哪些扩展(默认OPENSSL_KEYTYPE_RSA)
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* @param $passphrase string 证书密码(默认NULL)
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* @param $config_path string 自定义 openssl.conf 文件的路径
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* @return boolean
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* @throws \Exception
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*/
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public function createCert($passphrase = null, $force = false, $save_path = '', $key_bits = '2048', $key_type = OPENSSL_KEYTYPE_RSA, $config_path = '')
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{
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try {
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if (empty($save_path)) {
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$save_path = $_SERVER['PWD'];
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}
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$config = array(
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'digest_alg' => $this->hash_algo, //可以用openssl_get_md_methods() 查看支持的加密方法
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'private_key_bits' => $key_bits,
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'private_key_type' => $key_type,
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);
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if (!empty($config_path)) {
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$config['config'] = $config_path;
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}
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$res = openssl_pkey_new($config);
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openssl_pkey_export($res, $private_key_pem, $passphrase, $config);
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$details = openssl_pkey_get_details($res);
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$public_key_pem = $details['key'];
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$this->setPublicKey($public_key_pem, empty($save_path) ? $this->public_key_default_path : $save_path . DIRECTORY_SEPARATOR . 'public.pem', true, $force);
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$this->setPrivateKey($private_key_pem, empty($save_path) ? $this->private_key_default_path : $save_path . DIRECTORY_SEPARATOR . 'private.key', true, $force);
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return true;
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} catch (\Exception $e) {
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throw new \Exception($e->getMessage());
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}
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}
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public function setPublicKey($data, $save_path = '', $is_file = true, $force = false)
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{
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if ($is_file) {
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if (empty($save_path)) {
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$save_path = $this->public_key_default_path;
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}
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if ($force) {
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if (file_exists($save_path)) {
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$_old = file_get_contents($save_path);
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file_put_contents($save_path . '_' . time() . '.bak', $_old);
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}
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$this->public_key = $data;
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file_put_contents($save_path, $data);
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} else {
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if (file_exists($save_path)) {
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return false;
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} else {
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$this->public_key = $data;
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file_put_contents($save_path, $data);
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}
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}
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} else {
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$this->public_key = $data;
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}
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}
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public function getPublicKey($save_path = '')
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{
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if (empty($this->public_key)) {
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if (empty($save_path)) {
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$save_path = $this->public_key_default_path;
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}
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$this->public_key = file_get_contents($save_path);
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}
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return $this->public_key;
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}
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public function setPrivateKey($data, $save_path = '', $is_file = true, $force = false)
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{
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if ($is_file) {
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if (empty($save_path)) {
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$save_path = $this->private_key_default_path;
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}
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if ($force) {
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if (file_exists($save_path)) {
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$_old = file_get_contents($save_path);
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file_put_contents($save_path . '_' . time() . '.bak', $_old);
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}
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$this->private_key = $data;
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file_put_contents($save_path, $data);
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} else {
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if (file_exists($save_path)) {
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return false;
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} else {
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$this->private_key = $data;
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file_put_contents($save_path, $data);
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}
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}
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} else {
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$this->private_key = $data;
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}
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}
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public function getPrivateKey($save_path)
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{
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if (empty($this->private_key)) {
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if (empty($save_path)) {
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$save_path = $this->private_key_default_path;
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}
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$this->private_key = file_get_contents($save_path);
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}
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return $this->private_key;
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}
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}
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196
src/Sm4Helper.php
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196
src/Sm4Helper.php
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<?php
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namespace Chenc\PhpOpensslCryptor;
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/**
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* Sm4加密解密类
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* Class Sm4Helper
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* @package common\helpers
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*/
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class Sm4Helper
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{
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const SM4_CK = [
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0x00070e15, 0x1c232a31, 0x383f464d, 0x545b6269,
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0x70777e85, 0x8c939aa1, 0xa8afb6bd, 0xc4cbd2d9,
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0xe0e7eef5, 0xfc030a11, 0x181f262d, 0x343b4249,
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0x50575e65, 0x6c737a81, 0x888f969d, 0xa4abb2b9,
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0xc0c7ced5, 0xdce3eaf1, 0xf8ff060d, 0x141b2229,
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0x30373e45, 0x4c535a61, 0x686f767d, 0x848b9299,
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0xa0a7aeb5, 0xbcc3cad1, 0xd8dfe6ed, 0xf4fb0209,
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0x10171e25, 0x2c333a41, 0x484f565d, 0x646b7279
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];
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const SM4_SBOX = [
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0xd6, 0x90, 0xe9, 0xfe, 0xcc, 0xe1, 0x3d, 0xb7, 0x16, 0xb6, 0x14, 0xc2, 0x28, 0xfb, 0x2c, 0x05,
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0x2b, 0x67, 0x9a, 0x76, 0x2a, 0xbe, 0x04, 0xc3, 0xaa, 0x44, 0x13, 0x26, 0x49, 0x86, 0x06, 0x99,
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0x9c, 0x42, 0x50, 0xf4, 0x91, 0xef, 0x98, 0x7a, 0x33, 0x54, 0x0b, 0x43, 0xed, 0xcf, 0xac, 0x62,
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0xe4, 0xb3, 0x1c, 0xa9, 0xc9, 0x08, 0xe8, 0x95, 0x80, 0xdf, 0x94, 0xfa, 0x75, 0x8f, 0x3f, 0xa6,
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0x47, 0x07, 0xa7, 0xfc, 0xf3, 0x73, 0x17, 0xba, 0x83, 0x59, 0x3c, 0x19, 0xe6, 0x85, 0x4f, 0xa8,
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0x68, 0x6b, 0x81, 0xb2, 0x71, 0x64, 0xda, 0x8b, 0xf8, 0xeb, 0x0f, 0x4b, 0x70, 0x56, 0x9d, 0x35,
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0x1e, 0x24, 0x0e, 0x5e, 0x63, 0x58, 0xd1, 0xa2, 0x25, 0x22, 0x7c, 0x3b, 0x01, 0x21, 0x78, 0x87,
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0xd4, 0x00, 0x46, 0x57, 0x9f, 0xd3, 0x27, 0x52, 0x4c, 0x36, 0x02, 0xe7, 0xa0, 0xc4, 0xc8, 0x9e,
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0xea, 0xbf, 0x8a, 0xd2, 0x40, 0xc7, 0x38, 0xb5, 0xa3, 0xf7, 0xf2, 0xce, 0xf9, 0x61, 0x15, 0xa1,
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0xe0, 0xae, 0x5d, 0xa4, 0x9b, 0x34, 0x1a, 0x55, 0xad, 0x93, 0x32, 0x30, 0xf5, 0x8c, 0xb1, 0xe3,
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0x1d, 0xf6, 0xe2, 0x2e, 0x82, 0x66, 0xca, 0x60, 0xc0, 0x29, 0x23, 0xab, 0x0d, 0x53, 0x4e, 0x6f,
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0xd5, 0xdb, 0x37, 0x45, 0xde, 0xfd, 0x8e, 0x2f, 0x03, 0xff, 0x6a, 0x72, 0x6d, 0x6c, 0x5b, 0x51,
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0x8d, 0x1b, 0xaf, 0x92, 0xbb, 0xdd, 0xbc, 0x7f, 0x11, 0xd9, 0x5c, 0x41, 0x1f, 0x10, 0x5a, 0xd8,
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0x0a, 0xc1, 0x31, 0x88, 0xa5, 0xcd, 0x7b, 0xbd, 0x2d, 0x74, 0xd0, 0x12, 0xb8, 0xe5, 0xb4, 0xb0,
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0x89, 0x69, 0x97, 0x4a, 0x0c, 0x96, 0x77, 0x7e, 0x65, 0xb9, 0xf1, 0x09, 0xc5, 0x6e, 0xc6, 0x84,
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0x18, 0xf0, 0x7d, 0xec, 0x3a, 0xdc, 0x4d, 0x20, 0x79, 0xee, 0x5f, 0x3e, 0xd7, 0xcb, 0x39, 0x48
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];
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const SM4_FK = [0xA3B1BAC6, 0x56AA3350, 0x677D9197, 0xB27022DC];
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public $_rk = [];
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public $_block_size = 16;
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||||
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||||
public function __construct()
|
||||
{
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||||
}
|
||||
|
||||
/**
|
||||
* sm4加密（ecb）
|
||||
* @param $key 16位十六进制的字符，比如asw34a5ses5w81wf
|
||||
* @param $data 原始数据
|
||||
* @return string
|
||||
*/
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||||
public function encrypt($key, $data)
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||||
{
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$this->sm4KeySchedule($key);
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||||
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||||
$bytes = $this->pad($data, $this->_block_size);
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||||
$chunks = array_chunk($bytes, $this->_block_size);
|
||||
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||||
$ciphertext = "";
|
||||
foreach ($chunks as $chunk) {
|
||||
$ciphertext .= $this->sm4Encrypt($chunk);
|
||||
}
|
||||
|
||||
return base64_encode($ciphertext);
|
||||
}
|
||||
|
||||
/**
|
||||
* sm4解密
|
||||
* @param $key
|
||||
* @param $data
|
||||
* @return bool|string
|
||||
*/
|
||||
public function decrypt($key, $data)
|
||||
{
|
||||
$data = base64_decode($data);
|
||||
if (strlen($data) < 0 || strlen($data) % $this->_block_size != 0) {
|
||||
return false;
|
||||
}
|
||||
|
||||
$this->sm4KeySchedule($key);
|
||||
$bytes = unpack("C*", $data);
|
||||
$chunks = array_chunk($bytes, $this->_block_size);
|
||||
|
||||
$plaintext = "";
|
||||
foreach ($chunks as $chunk) {
|
||||
$plaintext .= substr($this->sm4Decrypt($chunk), 0, 16);
|
||||
}
|
||||
$plaintext = $this->unPad($plaintext);
|
||||
|
||||
return $plaintext;
|
||||
}
|
||||
|
||||
private function sm4Decrypt($cipherText)
|
||||
{
|
||||
$x = [];
|
||||
for ($j = 0; $j < 4; $j++) {
|
||||
$x[$j] = ($cipherText[$j * 4] << 24) | ($cipherText[$j * 4 + 1] << 16) | ($cipherText[$j * 4 + 2] << 8) | ($cipherText[$j * 4 + 3]);
|
||||
}
|
||||
|
||||
for ($i = 0; $i < 32; $i++) {
|
||||
$tmp = $x[$i + 1] ^ $x[$i + 2] ^ $x[$i + 3] ^ $this->_rk[31 - $i];
|
||||
$buf = (self::SM4_SBOX[($tmp >> 24) & 0xFF]) << 24 | (self::SM4_SBOX[($tmp >> 16) & 0xFF]) << 16 | (self::SM4_SBOX[($tmp >> 8) & 0xFF]) << 8 | (self::SM4_SBOX[$tmp & 0xFF]);
|
||||
$x[$i + 4] = $x[$i] ^ ($buf ^ $this->sm4Rotl32(($buf), 2) ^ $this->sm4Rotl32(($buf), 10) ^ $this->sm4Rotl32(($buf), 18) ^ $this->sm4Rotl32(($buf), 24));
|
||||
}
|
||||
|
||||
$plainText = [];
|
||||
for ($k = 0; $k < 4; $k++) {
|
||||
$plainText[4 * $k] = ($x[35 - $k] >> 24) & 0xFF;
|
||||
$plainText[4 * $k + 1] = ($x[35 - $k] >> 16) & 0xFF;
|
||||
$plainText[4 * $k + 2] = ($x[35 - $k] >> 8) & 0xFF;
|
||||
$plainText[4 * $k + 3] = ($x[35 - $k]) & 0xFF;
|
||||
}
|
||||
|
||||
return $this->bytesToString($plainText);
|
||||
}
|
||||
|
||||
private function sm4Encrypt($plainText)
|
||||
{
|
||||
$x = [];
|
||||
for ($j = 0; $j < 4; $j++) {
|
||||
$x[$j] = ($plainText[$j * 4] << 24) | ($plainText[$j * 4 + 1] << 16) | ($plainText[$j * 4 + 2] << 8) | ($plainText[$j * 4 + 3]);
|
||||
}
|
||||
|
||||
for ($i = 0; $i < 32; $i++) {
|
||||
$tmp = $x[$i + 1] ^ $x[$i + 2] ^ $x[$i + 3] ^ $this->_rk[$i];
|
||||
$buf = (self::SM4_SBOX[($tmp >> 24) & 0xFF]) << 24 | (self::SM4_SBOX[($tmp >> 16) & 0xFF]) << 16 | (self::SM4_SBOX[($tmp >> 8) & 0xFF]) << 8 | (self::SM4_SBOX[$tmp & 0xFF]);
|
||||
$x[$i + 4] = $x[$i] ^ ($buf ^ $this->sm4Rotl32(($buf), 2) ^ $this->sm4Rotl32(($buf), 10) ^ $this->sm4Rotl32(($buf), 18) ^ $this->sm4Rotl32(($buf), 24));
|
||||
}
|
||||
|
||||
$cipherText = [];
|
||||
for ($k = 0; $k < 4; $k++) {
|
||||
$cipherText[4 * $k] = ($x[35 - $k] >> 24) & 0xFF;
|
||||
$cipherText[4 * $k + 1] = ($x[35 - $k] >> 16) & 0xFF;
|
||||
$cipherText[4 * $k + 2] = ($x[35 - $k] >> 8) & 0xFF;
|
||||
$cipherText[4 * $k + 3] = ($x[35 - $k]) & 0xFF;
|
||||
}
|
||||
|
||||
return $this->bytesToString($cipherText);
|
||||
}
|
||||
|
||||
private function stringToBytes($string)
|
||||
{
|
||||
return unpack('C*', $string);
|
||||
}
|
||||
|
||||
private function bytesToString($bytes)
|
||||
{
|
||||
return vsprintf(str_repeat('%c', count($bytes)), $bytes);
|
||||
}
|
||||
|
||||
private function pad($data)
|
||||
{
|
||||
$bytes = $this->stringToBytes($data);
|
||||
$rem = $this->_block_size - count($bytes) % $this->_block_size;
|
||||
for ($i = 0; $i < $rem; $i++) {
|
||||
array_push($bytes, $rem);
|
||||
}
|
||||
return $bytes;
|
||||
}
|
||||
|
||||
private function unPad($data)
|
||||
{
|
||||
$bytes = $this->stringToBytes($data);
|
||||
$rem = $bytes[count($bytes)];
|
||||
$bytes = array_slice($bytes, 0, count($bytes) - $rem);
|
||||
return $this->bytesToString($bytes);
|
||||
}
|
||||
|
||||
private function sm4Rotl32($buf, $n)
|
||||
{
|
||||
return (($buf << $n) & 0xffffffff) | ($buf >> (32 - $n));
|
||||
}
|
||||
|
||||
private function sm4KeySchedule($key)
|
||||
{
|
||||
$this->_rk = [];
|
||||
$key = array_values(unpack("C*", $key));
|
||||
|
||||
$k = [];
|
||||
for ($i = 0; $i < 4; $i++) {
|
||||
$k[$i] = self::SM4_FK[$i] ^ (($key[4 * $i] << 24) | ($key[4 * $i + 1] << 16) | ($key[4 * $i + 2] << 8) | ($key[4 * $i + 3]));
|
||||
}
|
||||
|
||||
for ($j = 0; $j < 32; $j++) {
|
||||
$tmp = $k[$j + 1] ^ $k[$j + 2] ^ $k[$j + 3] ^ self::SM4_CK[$j];
|
||||
$buf = (self::SM4_SBOX[($tmp >> 24) & 0xFF]) << 24 | (self::SM4_SBOX[($tmp >> 16) & 0xFF]) << 16 | (self::SM4_SBOX[($tmp >> 8) & 0xFF]) << 8 | (self::SM4_SBOX[$tmp & 0xFF]);
|
||||
|
||||
$k[$j + 4] = $k[$j] ^ (($buf) ^ ($this->sm4Rotl32(($buf), 13)) ^ ($this->sm4Rotl32(($buf), 23)));
|
||||
$this->_rk[$j] = $k[$j + 4];
|
||||
}
|
||||
}
|
||||
}
|
||||
10
tests/BaseTestCryptor.php
Normal file
10
tests/BaseTestCryptor.php
Normal file
@ -0,0 +1,10 @@
|
||||
<?php
|
||||
require_once 'vendor/autoload.php';
|
||||
|
||||
use Chenc\PhpOpensslCryptor\Cryptor;
|
||||
$x = new Cryptor('aes-256-ctr','sha256',Cryptor::FORMAT_B64);
|
||||
//$x->createCert('123456',true);
|
||||
var_dump($x->encryptString('123456','0987654321'));
|
||||
var_dump($x->decryptString('8saj9YFKzbyc7Af6Mv93iyPybW7dAw==','0987654321'));
|
||||
var_dump($x->encryptData('123456',''));
|
||||
var_dump($x->decryptData('R1i4pURMUT6jXrJBhsclzPGh1e+ga9ivcE0Uh+OUJCvM5c5Av4HUh25c2fxSikSdQlFG0lXFC0UTI3p9Ag+jG2halnbRm//Cv9fwFMzZYtBB+1A/Q6TnAA8NRNgG5GA44p69iNG49dCOqwrN0aS6A1qgrFUfnE0g99sfRFMaohgicsK1pi1UQPIWQtCY5pzVe1FzmMUE4zCuQtKMnrUdxa+t9Gf8IVAXlwy8BWDshwx7aGzyXBKKErb/nt/6RdwnBEAEUrh0hueNJJRFVWusrI0DMMJhaa95HoF31kLx7Ziev7t2sgTOCtLYAAcXXVDvoFkSCBVJc0USNizcoSiuJg==','123456'));
|
||||
Loading…
x
Reference in New Issue
Block a user