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java.lang.Object | +--com.sshtools.j2ssh.transport.cipher.BlowfishCbc
This class is going to implement the blowfish-cbc encryption when I get around to doing it
Field Summary | |
protected static java.lang.String |
algorithmName
The blowfish algorithm name for SSH |
Fields inherited from interface com.sshtools.j2ssh.transport.cipher.SshCipher |
DECRYPT_MODE, ENCRYPT_MODE |
Constructor Summary | |
BlowfishCbc()
Constructor for the BlowfishCbc object |
Method Summary | |
int |
getBlockSize()
Gets the cipher block size |
void |
init(int mode,
byte[] iv,
byte[] keydata)
Called to initate the cipher. |
byte[] |
transform(byte[] data)
Transforms the data according to the cipher mode. |
byte[] |
transform(byte[] data,
int offset,
int len)
Transforms the data according to the cipher mode. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
protected static java.lang.String algorithmName
Constructor Detail |
public BlowfishCbc()
Method Detail |
public void init(int mode, byte[] iv, byte[] keydata) throws AlgorithmOperationException
Called to initate the cipher.
init
in interface SshCipher
mode
- ENCRYPT_MODE or DECRYPT_MODEiv
- The initialization vector datakeydata
- The key data
AlgorithmOperationException
- Thrown if a provider cannot be
found for the cipherpublic byte[] transform(byte[] data) throws AlgorithmOperationException
Transforms the data according to the cipher mode.
transform
in interface SshCipher
data
- The untransformed data
AlgorithmOperationException
- Thrown if an error occurspublic byte[] transform(byte[] data, int offset, int len) throws AlgorithmOperationException
Transforms the data according to the cipher mode.
transform
in interface SshCipher
data
- The untransformed dataoffset
- The offset to start from in the
untransformed datalen
- The length of data to transform
AlgorithmOperationException
- Thrown if an error occurspublic int getBlockSize()
getBlockSize
in interface SshCipher
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