org.spongycastle.crypto

Interface DerivationFunction

All Known Subinterfaces:

DigestDerivationFunction, MacDerivationFunction

All Known Implementing Classes:

BaseKDFBytesGenerator, ConcatenationKDFGenerator, DHKEKGenerator, ECDHKEKGenerator, HKDFBytesGenerator, KDF1BytesGenerator, KDF2BytesGenerator, KDFCounterBytesGenerator, KDFDoublePipelineIterationBytesGenerator, KDFFeedbackBytesGenerator, MGF1BytesGenerator

public interface DerivationFunction

base interface for general purpose byte derivation functions.

Method Summary

Modifier and Type	Method and Description
int	generateBytes(byte[] out, int outOff, int len)
void	init(DerivationParameters param)

Method Detail

init

void init(DerivationParameters param)

generateBytes

int generateBytes(byte[] out,
                  int outOff,
                  int len)
           throws DataLengthException,
                  java.lang.IllegalArgumentException

Throws:

DataLengthException

java.lang.IllegalArgumentException