org.bouncycastle.crypto.macs

Class HMac

public class HMac extends Object implements Mac

HMAC implementation based on RFC2104 H(K XOR opad, H(K XOR ipad, text))

Constructor Summary
	HMac(Digest digest) Base constructor for one of the standard digest algorithms that the byteLength of the algorithm is know for.

Method Summary
int	doFinal(byte[] out, int outOff)
String	getAlgorithmName()
int	getMacSize()
Digest	getUnderlyingDigest()
void	init(CipherParameters params)
void	reset() Reset the mac generator.
void	update(byte in)
void	update(byte[] in, int inOff, int len)

Constructor Detail

public HMac(Digest digest)

Base constructor for one of the standard digest algorithms that the byteLength of the algorithm is know for.

Parameters: digest the digest.

public int doFinal(byte[] out, int outOff)

public String getAlgorithmName()

public int getMacSize()

public Digest getUnderlyingDigest()

public void init(CipherParameters params)

public void reset()

Reset the mac generator.

public void update(byte in)

public void update(byte[] in, int inOff, int len)