org.bouncycastle.crypto

Interface KeyUnwrapper<T extends Parameters>

Type Parameters:

T - the parameter type for the un-wrapper.

All Known Subinterfaces:

KeyUnwrapperUsingSecureRandom<T>

All Known Implementing Classes:

FipsKeyUnwrapper, FipsKeyUnwrapperUsingSecureRandom

public interface KeyUnwrapper<T extends Parameters>

Base interface for a key un-wrapper.

Method Summary

Modifier and Type	Method and Description
T	getParameters() Return the parameters for this un-wrapper.
byte[]	unwrap(byte[] in, int inOff, int inLen) Return the unwrapped byte encoding of a key.

Method Detail

getParameters

T getParameters()

Return the parameters for this un-wrapper.

Returns:

the un-wrapper's parameters.

unwrap

byte[] unwrap(byte[] in,
              int inOff,
              int inLen)
       throws InvalidWrappingException

Return the unwrapped byte encoding of a key.

Parameters:

in - input data array.

inOff - offset into data array wrapped key starts at.

inLen - length of wrapped key data.

Returns:

the unwrapped byte encoding of the key.

Throws:

InvalidWrappingException - if the wrapping cannot be processed.