<?php
class Crypter{
private $Key;
private $Algo;
public function __construct($Algo = MCRYPT_BLOWFISH) {
$this->Key = substr('key', 0, mcrypt_get_key_size($Algo, MCRYPT_MODE_ECB));
$this->Algo = $Algo;
}
public function Encrypt($data) {
//$iv_size = mcrypt_get_iv_size($this->Algo, MCRYPT_MODE_ECB);
//$iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
$blocksize = mcrypt_get_block_size('blowfish', 'ecb'); // get block size
$pkcs = $blocksize - (strlen($data) % $blocksize); // get pkcs5 pad length
$data.= str_repeat(chr($pkcs), $pkcs); // append pkcs5 padding to the data
$crypt = mcrypt_encrypt($this->Algo, $this->Key, $data, MCRYPT_MODE_ECB);
return rtrim(base64_encode($crypt));
}
public function Decrypt($data) {
$crypt = base64_decode($data);
$iv_size = mcrypt_get_iv_size($this->Algo, MCRYPT_MODE_ECB);
$iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
$decrypt = mcrypt_decrypt($this->Algo, $this->Key, $crypt, MCRYPT_MODE_ECB, $iv);
return rtrim($decrypt);
}
}
$crypter = new Crypter();
$data = "Some data to encrypt";
$encryptedData = $crypter->Encrypt($crypter);
$decryptedData = $crypter->Decrypt($encryptedDate);
echo "Decripted Data = [$decryptedData]\n";
preferences:
33.82 ms | 402 KiB | 5 Q