io.neow3j.crypto

Class Bip32ECKeyPair

java.lang.Object

io.neow3j.crypto.ECKeyPair

io.neow3j.crypto.Bip32ECKeyPair

public class Bip32ECKeyPair
extends ECKeyPair

BIP-32 key pair.

Adapted from: https://github.com/bitcoinj/bitcoinj/blob/master/core/src/main/java/org/bitcoinj/crypto/DeterministicKey.java

Implementation based and adapted from:

https://github.com/web3j/web3j/blob/116539fff875a083c896b2d569d17416dfeb8a6f/crypto/src/main/java/org/web3j/crypto/Bip32ECKeyPair.java

Nested Class Summary

Nested classes/interfaces inherited from class io.neow3j.crypto.ECKeyPair

ECKeyPair.ECPrivateKey, ECKeyPair.ECPublicKey

Field Summary

Fields

Modifier and Type	Field and Description
static int	HARDENED_BIT

Constructor Summary

Constructors

Constructor and Description
Bip32ECKeyPair(ECKeyPair.ECPrivateKey privateKey, ECKeyPair.ECPublicKey publicKey, int childNumber, byte[] chainCode, Bip32ECKeyPair parent)

Method Summary

Modifier and Type	Method and Description
static Bip32ECKeyPair	create(java.math.BigInteger privateKey, byte[] chainCode)
static Bip32ECKeyPair	create(byte[] privateKey, byte[] chainCode)
static Bip32ECKeyPair	create(ECKeyPair.ECPrivateKey privateKey, byte[] chainCode)
static Bip32ECKeyPair	deriveKeyPair(Bip32ECKeyPair master, int[] path)
static Bip32ECKeyPair	generateKeyPair(byte[] seed)
byte[]	getChainCode()
int	getChildNumber()
int	getDepth()
int	getParentFingerprint()
byte[]	getPrivateKeyBytes33()
org.bouncycastle.math.ec.ECPoint	getPublicKeyPoint()

Methods inherited from class io.neow3j.crypto.ECKeyPair

create, create, create, create, createEcKeyPair, equals, exportAsWIF, getAddress, getPrivateKey, getPublicKey, hashCode, sign, signAndGetArrayBytes, signAndGetECDSASignature

Methods inherited from class java.lang.Object

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

Field Detail

HARDENED_BIT

public static final int HARDENED_BIT

See Also:

Constant Field Values

Constructor Detail

Bip32ECKeyPair

public Bip32ECKeyPair(ECKeyPair.ECPrivateKey privateKey,
                      ECKeyPair.ECPublicKey publicKey,
                      int childNumber,
                      byte[] chainCode,
                      Bip32ECKeyPair parent)

Method Detail

create

public static Bip32ECKeyPair create(ECKeyPair.ECPrivateKey privateKey,
                                    byte[] chainCode)

create

public static Bip32ECKeyPair create(java.math.BigInteger privateKey,
                                    byte[] chainCode)

create

public static Bip32ECKeyPair create(byte[] privateKey,
                                    byte[] chainCode)

generateKeyPair

public static Bip32ECKeyPair generateKeyPair(byte[] seed)

deriveKeyPair

public static Bip32ECKeyPair deriveKeyPair(Bip32ECKeyPair master,
                                           int[] path)

getDepth

public int getDepth()

getParentFingerprint

public int getParentFingerprint()

getChainCode

public byte[] getChainCode()

getChildNumber

public int getChildNumber()

getPublicKeyPoint

public org.bouncycastle.math.ec.ECPoint getPublicKeyPoint()

getPrivateKeyBytes33

public byte[] getPrivateKeyBytes33()