Package io.github.hapjava.server.impl.pairing

Class HomekitSRP6Routines

java.lang.Object

io.github.hapjava.server.impl.pairing.HomekitSRP6Routines

public class HomekitSRP6Routines
extends Object

This class is modified from the nimbus SRP library to provide methods that are compatible with some pecularities of HomeKit. Namely, the need for a 3072 bit private value

Author:

Vladimir Dzhuvinov

Constructor Summary

Constructors

Constructor	Description
HomekitSRP6Routines()

Method Summary

Modifier and Type	Method	Description
protected static BigInteger	createRandomBigIntegerInRange(BigInteger min, BigInteger max, SecureRandom random)	Returns a random big integer in the specified range [min, max].
static BigInteger	generatePrivateValue(BigInteger N, SecureRandom random)

Methods inherited from class java.lang.Object

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

Constructor Detail

HomekitSRP6Routines

public HomekitSRP6Routines()

Method Detail

generatePrivateValue

public static BigInteger generatePrivateValue(BigInteger N,
                                              SecureRandom random)

createRandomBigIntegerInRange

protected static BigInteger createRandomBigIntegerInRange(BigInteger min,
                                                          BigInteger max,
                                                          SecureRandom random)

Returns a random big integer in the specified range [min, max].

Parameters:

min - The least value that may be generated. Must not be null.

max - The greatest value that may be generated. Must not be null.

random - Source of randomness. Must not be null.

Returns:

A random big integer in the range [min, max].