DerivationFunction (Bouncy Castle Library (LTS Edition) 2.73.5 Provider API)

All Known Subinterfaces:

DigestDerivationFunction, MacDerivationFunction

All Known Implementing Classes:

BaseKDFBytesGenerator, ConcatenationKDFGenerator, DHKEKGenerator, ECDHKEKGenerator, EthereumIESEngine.HandshakeKDFFunction, GSKKFDGenerator, HKDFBytesGenerator, KDF1BytesGenerator, KDF2BytesGenerator, KDFCounterBytesGenerator, KDFDoublePipelineIterationBytesGenerator, KDFFeedbackBytesGenerator, MGF1BytesGenerator
```
public interface DerivationFunction
```
base interface for general purpose byte derivation functions.

Method Summary

All Methods Instance Methods Abstract Methods
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

Interface DerivationFunction

Method Summary

Method Detail

init

generateBytes