public class Blake2bDigest extends java.lang.Object implements ExtendedDigest
| Constructor and Description |
|---|
Blake2bDigest() |
Blake2bDigest(Blake2bDigest digest) |
Blake2bDigest(byte[] key)
Blake2b for authentication ("Prefix-MAC mode").
|
Blake2bDigest(byte[] key,
int digestLength,
byte[] salt,
byte[] personalization)
Blake2b with key, required digest length, salt and personalization.
|
Blake2bDigest(int digestLength) |
| Modifier and Type | Method and Description |
|---|---|
void |
clearKey()
Overwrite the key
if it is no longer used (zeroization)
|
void |
clearSalt()
Overwrite the salt (pepper) if it
is secret and no longer used (zeroization)
|
int |
doFinal(byte[] out,
int outOffset)
close the digest, producing the final digest value.
|
java.lang.String |
getAlgorithmName()
return the algorithm name
|
int |
getByteLength()
Return the size in bytes of the internal buffer the digest applies it's compression
function to.
|
int |
getDigestSize()
return the size, in bytes, of the digest produced by this message digest.
|
void |
reset()
Reset the digest back to it's initial state.
|
void |
update(byte b)
update the message digest with a single byte.
|
void |
update(byte[] message,
int offset,
int len)
update the message digest with a block of bytes.
|
public Blake2bDigest()
public Blake2bDigest(Blake2bDigest digest)
public Blake2bDigest(int digestLength)
public Blake2bDigest(byte[] key)
key - A key up to 64 bytes or nullpublic Blake2bDigest(byte[] key,
int digestLength,
byte[] salt,
byte[] personalization)
key - A key up to 64 bytes or nulldigestLength - from 1 up to 64 bytessalt - up to 16 bytes or nullpersonalization - up to 16 bytes or nullpublic void update(byte b)
public void update(byte[] message,
int offset,
int len)
public int doFinal(byte[] out,
int outOffset)
public void reset()
public java.lang.String getAlgorithmName()
getAlgorithmName in interface Digestpublic int getDigestSize()
getDigestSize in interface Digestpublic int getByteLength()
getByteLength in interface ExtendedDigestpublic void clearKey()
public void clearSalt()