org.bouncycastle.crypto.digests

Class SHA1Digest

public class SHA1Digest extends GeneralDigest

implementation of SHA-1 as outlined in "Handbook of Applied Cryptography", pages 346 - 349. It is interesting to ponder why the, apart from the extra IV, the other difference here from MD5 is the "endienness" of the word processing!

Constructor Summary
	SHA1Digest() Standard constructor
	SHA1Digest(SHA1Digest t) Copy constructor.

Method Summary
int	doFinal(byte[] out, int outOff)
String	getAlgorithmName()
int	getDigestSize()
protected void	processBlock()
protected void	processLength(long bitLength)
protected void	processWord(byte[] in, int inOff)
void	reset() reset the chaining variables