Package org.geysermc.floodgate.crypto

Class AesCipher

java.lang.Object

org.geysermc.floodgate.crypto.AesCipher

All Implemented Interfaces:

FloodgateCipher

public final class AesCipher
extends Object
implements FloodgateCipher

Field Summary

Fields

Modifier and Type	Field	Description
static int	IV_LENGTH

Fields inherited from interface org.geysermc.floodgate.crypto.FloodgateCipher

HEADER, IDENTIFIER, VERSION

Constructor Summary

Constructors

Constructor	Description
AesCipher()

Method Summary

Modifier and Type	Method	Description
byte[]	decrypt(byte[] cipherTextWithIv)	Decrypts the given data using the Key provided in FloodgateCipher.init(Key)
byte[]	encrypt(byte[] data)	Encrypts the given data using the Key provided in FloodgateCipher.init(Key)
void	init(Key key)	Initializes the instance by giving it the key it needs to encrypt or decrypt data

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.geysermc.floodgate.crypto.FloodgateCipher

checkHeader, decryptFromString, decryptToString, encryptFromString

Field Details

IV_LENGTH

public static final int IV_LENGTH

See Also:

Constant Field Values

Constructor Details

AesCipher

public AesCipher()

Method Details

init

public void init(Key key)

Description copied from interface: FloodgateCipher

Initializes the instance by giving it the key it needs to encrypt or decrypt data

Specified by:

init in interface FloodgateCipher

Parameters:

key - the key used to encrypt and decrypt data

encrypt

public byte[] encrypt(byte[] data)
               throws Exception

Description copied from interface: FloodgateCipher

Encrypts the given data using the Key provided in FloodgateCipher.init(Key)

Specified by:

encrypt in interface FloodgateCipher

Parameters:

data - the data to encrypt

Returns:

the encrypted data

Throws:

Exception - when the encryption failed

decrypt

public byte[] decrypt(byte[] cipherTextWithIv)
               throws Exception

Description copied from interface: FloodgateCipher

Decrypts the given data using the Key provided in FloodgateCipher.init(Key)

Specified by:

decrypt in interface FloodgateCipher

Parameters:

cipherTextWithIv - the data to decrypt

Returns:

the decrypted data

Throws:

Exception - when the decrypting failed