public function encrypt($str)
{
//$str = "hh";
$key = "key:123";//密钥
$cipher = MCRYPT_DES;
$models = MCRYPT_MODE_ECB;
$iv = mcrypt_create_iv(mcrypt_get_iv_size($cipher,$models),MCRYPT_RAND);
//加密
$str_encrypt = mcrypt_encrypt($cipher,$key,$str,$models,$iv);
return $str_encrypt;
}
public function decrypt($str_encrypt)
{
$key = "key:123";//密钥
$cipher = MCRYPT_DES;
$models = MCRYPT_MODE_ECB;
$iv = mcrypt_create_iv(mcrypt_get_iv_size($cipher,$models),MCRYPT_RAND);
$str_decrpt = mcrypt_decrypt($cipher,$key,$str_encrypt,$models,$iv);
return $str_decrpt;
}