How php3DES encryption is compatible with Java

Java source code: {code...} Source: www. cnblogs. commailin... Java source code:

Import java. security. security; import javax. crypto. cipher; import javax. crypto. secretKey; import javax. crypto. spec. secretKeySpec; public class ThreeDES {private static final String Algorithm = "DESede"; // defines the encryption Algorithm. DES, DESede, Blowfish // keybyte can be used as the encryption key, the length is 24 bytes // src is the encrypted data buffer (source) public static byte [] encryptMode (byte [] keybyte, byte [] src) {try {// Generate secret key secret EY = new SecretKeySpec (keybyte, Algorithm); // encrypt Cipher c1 = Cipher. getInstance (Algorithm); c1.init (Cipher. ENCRYPT_MODE, encryption EY); return c1.doFinal (src);} catch (java. security. noSuchAlgorithmException e1) {e1.printStackTrace ();} catch (javax. crypto. noSuchPaddingException e2) {e2.printStackTrace ();} catch (java. lang. exception e3) {e3.printStackTrace ();} return null;} // keybyte is the encryption key, the length is 24 bytes. // src is the encrypted buffer. public static byte [] decryptMode (byte [] keybyte, byte [] src) {try {// Generate secret key secret EY = new SecretKeySpec (keybyte, Algorithm); // decrypt Cipher c1 = Cipher. getInstance (Algorithm); c1.init (Cipher. DECRYPT_MODE, cipher EY); return c1.doFinal (src);} catch (java. security. noSuchAlgorithmException e1) {e1.printStackTrace ();} catch (javax. crypto. noSuchPaddingException e2) {e2.printStackTrace ();} catch (java. lang. exception e3) {e3.printStackTrace ();} return null;} // Convert to a hexadecimal String public static String byte2hex (byte [] B) {String hs = ""; string stmp = ""; for (int n = 0; n
  

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Java source code:

Import java. security. security; import javax. crypto. cipher; import javax. crypto. secretKey; import javax. crypto. spec. secretKeySpec; public class ThreeDES {private static final String Algorithm = "DESede"; // defines the encryption Algorithm. DES, DESede, Blowfish // keybyte can be used as the encryption key, the length is 24 bytes // src is the encrypted data buffer (source) public static byte [] encryptMode (byte [] keybyte, byte [] src) {try {// Generate secret key secret EY = new SecretKeySpec (keybyte, Algorithm); // encrypt Cipher c1 = Cipher. getInstance (Algorithm); c1.init (Cipher. ENCRYPT_MODE, encryption EY); return c1.doFinal (src);} catch (java. security. noSuchAlgorithmException e1) {e1.printStackTrace ();} catch (javax. crypto. noSuchPaddingException e2) {e2.printStackTrace ();} catch (java. lang. exception e3) {e3.printStackTrace ();} return null;} // keybyte is the encryption key, the length is 24 bytes. // src is the encrypted buffer. public static byte [] decryptMode (byte [] keybyte, byte [] src) {try {// Generate secret key secret EY = new SecretKeySpec (keybyte, Algorithm); // decrypt Cipher c1 = Cipher. getInstance (Algorithm); c1.init (Cipher. DECRYPT_MODE, cipher EY); return c1.doFinal (src);} catch (java. security. noSuchAlgorithmException e1) {e1.printStackTrace ();} catch (javax. crypto. noSuchPaddingException e2) {e2.printStackTrace ();} catch (java. lang. exception e3) {e3.printStackTrace ();} return null;} // Convert to a hexadecimal String public static String byte2hex (byte [] B) {String hs = ""; string stmp = ""; for (int n = 0; n
   

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Resolved self-answer

class EasyCrypt3Des {    private $_key = "helloworld";     public function __construct($key=null) {        if($key !== null)            $this->_key = $key;    }    public function encrypt($str) {        $td = $this->gettd();        $ret = mcrypt_generic($td, $this->pkcs5_pad($str, 8));        mcrypt_generic_deinit($td);        mcrypt_module_close($td);        return $this->strToHex($ret);    }    public function decrypt($str) {        $td = $this->gettd();        $ret = $this->pkcs5_unpad(mdecrypt_generic($td, $this->hexToStr($str)));        mcrypt_generic_deinit($td);        mcrypt_module_close($td);        return $ret;    }    private function pkcs5_pad($text, $blocksize) {        $pad = $blocksize - (strlen($text) % $blocksize);        return $text . str_repeat(chr($pad), $pad);    }    private function pkcs5_unpad($text) {        $pad = ord($text{strlen($text) - 1});        if ($pad > strlen($text)) {            return false;        }        if (strspn($text, chr($pad), strlen($text) - $pad) != $pad) {            return false;        }        return substr($text, 0, -1 * $pad);    }    private function getiv() {        return pack('H16', '0000000000000000');    }    private function gettd() {        $iv = $this->getiv();        $td = mcrypt_module_open(MCRYPT_3DES, '', MCRYPT_MODE_ECB, '');        mcrypt_generic_init($td, $this->_key, $iv);        return $td;    }    private function strToHex($string){        $hex = '';        for ($i=0; $i