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| <?php
| class OpensslCrypt{
| private $key;
| private $iv;
| public function OpensslCrypt($key,$iv = ''){
| $this->key = $key;
| $this->iv = $iv;
| }
| /**
| * 加密
| */
| public function encrypt($id){
| $id=serialize($id);
| $data['iv']=base64_encode(substr('phpyun45;rencaiwangxcx',0,16));
| $data['value']=openssl_encrypt($id, 'AES-256-CBC',$this->key,0,base64_decode($data['iv']));
| $encrypt=base64_encode(json_encode($data));
| return $encrypt;
| }
| /**
| * 解密
| */
| public function decrypt($encrypt){
| $encrypt = json_decode(base64_decode($encrypt), true);
| $iv = base64_decode($encrypt['iv']);
| $decrypt = openssl_decrypt($encrypt['value'], 'AES-256-CBC', $this->key, 0, $iv);
| $id = unserialize($decrypt);
| if($id){
| return $id;
| }else{
| return 0;
| }
| }
| /**
| * 解密 AES-128-CBC
| */
| public function miniDecrypt($encrypt)
| {
| $decrypt = openssl_decrypt($encrypt,'AES-128-CBC',$this->key,0,$this->iv);
| if($decrypt){
| return $decrypt;
| }else{
| return 0;
| }
| }
| }
| ?>
|
|
