org.bouncycastle.crypto.util
Class OtherInfoGenerator

java.lang.Object
  org.bouncycastle.crypto.util.OtherInfoGenerator

Direct Known Subclasses:

OtherInfoGenerator.PartyU, OtherInfoGenerator.PartyV

public class OtherInfoGenerator

extends java.lang.Object

OtherInfo Generator for which can be used for populating the SuppPrivInfo field used to provide shared secret data used with NIST SP 800-56A agreement algorithms.

Nested Class Summary

static class	OtherInfoGenerator.PartyU Party U (initiator) generation.
static class	OtherInfoGenerator.PartyV Party V (responder) generation.

Field Summary

protected DEROtherInfo.Builder	otherInfoBuilder
protected java.security.SecureRandom	random
protected boolean	used

Constructor Summary

OtherInfoGenerator(AlgorithmIdentifier algorithmID, byte[] partyUInfo, byte[] partyVInfo, java.security.SecureRandom random)
Create a basic builder with just the compulsory fields.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

otherInfoBuilder

protected final DEROtherInfo.Builder otherInfoBuilder

random

protected final java.security.SecureRandom random

used

protected boolean used

Constructor Detail

OtherInfoGenerator

public OtherInfoGenerator(AlgorithmIdentifier algorithmID,
                          byte[] partyUInfo,
                          byte[] partyVInfo,
                          java.security.SecureRandom random)

Create a basic builder with just the compulsory fields.

Parameters:

algorithmID - the algorithm associated with this invocation of the KDF.

partyUInfo - sender party info.

partyVInfo - receiver party info.

random - a source of randomness.