Package com.bloxbean.cardano.client.crypto.bip32

Class HdKeyGenerator

java.lang.Object

com.bloxbean.cardano.client.crypto.bip32.HdKeyGenerator

public class HdKeyGenerator
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	MASTER_PATH

Constructor Summary

Constructors

Constructor	Description
HdKeyGenerator()

Method Summary

Modifier and Type	Method	Description
HdKeyPair	getAccountKeyPairFromSecretKey(byte[] xprv, DerivationPath derivationPath)
HdKeyPair	getChildKeyPair(HdKeyPair parent, long child, boolean isHardened)	Derive the child key pair (public + private) from the parent key pair.
HdPublicKey	getChildPublicKey(HdPublicKey parent, int child)	Derive the public child key from HD parent public key
static byte[]	getPublicKey(byte[] privateKey)
HdKeyPair	getRootKeyPairFromEntropy(byte[] entropy)

Methods inherited from class java.lang.Object

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

Field Detail

MASTER_PATH

public static final java.lang.String MASTER_PATH

See Also:

Constant Field Values

Constructor Detail

HdKeyGenerator

public HdKeyGenerator()

Method Detail

getRootKeyPairFromEntropy

public HdKeyPair getRootKeyPairFromEntropy(byte[] entropy)

getAccountKeyPairFromSecretKey

public HdKeyPair getAccountKeyPairFromSecretKey(byte[] xprv,
                                                DerivationPath derivationPath)

getChildKeyPair

public HdKeyPair getChildKeyPair(HdKeyPair parent,
                                 long child,
                                 boolean isHardened)

Derive the child key pair (public + private) from the parent key pair.

Parameters:

parent - the parent key

child - the child index

isHardened - whether is child index is hardened

Returns:

getChildPublicKey

public HdPublicKey getChildPublicKey(HdPublicKey parent,
                                     int child)

Derive the public child key from HD parent public key

Parameters:

parent - the parent key

child - the child index

Returns:

getPublicKey

public static byte[] getPublicKey(byte[] privateKey)