http://www.php.net/manual/en/ref.mcrypt.php To have the same result in Java and PHP with the BouncyCastle library : php function encrypt($str, $operation, $key) { $ret = ''; $key = pack('H*', $key); if (strtoupper($operation) == 'DECODE')

http://www.php.net/manual/en/ref.mcrypt.php

To have the same result in Java and PHP with the BouncyCastle library :

php

function encrypt($str, $operation, $key)

{

$ret = '';

$key = pack('H*', $key);

if (strtoupper($operation) == 'DECODE') {

$str = pack('H*', $str);

$ret = mcrypt_ecb(MCRYPT_BLOWFISH, $key, $str, MCRYPT_DECRYPT);

} else {

$ret = mcrypt_ecb(MCRYPT_BLOWFISH, $key, $str, MCRYPT_ENCRYPT);

$ret = bin2hex($ret);

}

return $ret;

}

java

import java.security.*;

import javax.crypto.*;

import javax.crypto.spec.SecretKeySpec;

public class tester {

public static void crypter(String password) {

try {

// -- Install jar "bcprov-jdk14-135.jar" in /jre/lib/ext/

//

Security.addProvider(new org.bouncycastle.jce.provider.BouncyCastleProvider());

Cipher cipher = Cipher.getInstance("Blowfish/ECB/ZeroBytePadding");

// -- Substring is used to have no problem with key length

SecretKeySpec keySpec = new SecretKeySpec(password.substring(0,8).getBytes(), "Blowfish");

cipher.init(Cipher.ENCRYPT_MODE, keySpec);

byte[] outText = cipher.doFinal(password.getBytes());

System.out.println(asHex(outText));

}

catch (Exception e) {

e.printStackTrace();

}

}

public static String asHex (byte buf[]) {

StringBuffer strbuf = new StringBuffer(buf.length * 2);

int i;

for (i = 0; i < buf.length; i++) {

if (((int) buf[i] & 0xff) < 0x10)

strbuf.append("0");

strbuf.append(Long.toString((int) buf[i] & 0xff, 16));

}

return strbuf.toString();

}

public static void main(String[] args) {

try {

crypter("password");

}

catch (Exception e) {

e.printStackTrace();

}

}

}

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