private void checkEncryptedKeyChain(SimpleHDKeyChain encChain, DeterministicKey key1) {
// Check we can look keys up and extend the chain without the AES key being provided.
DeterministicKey encKey1 = encChain.findKeyFromPubKey(key1.getPubKey());
DeterministicKey encKey2 = encChain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS);
assertFalse(key1.isEncrypted());
assertTrue(encKey1.isEncrypted());
assertEquals(encKey1.getPubKeyPoint(), key1.getPubKeyPoint());
final KeyParameter aesKey = checkNotNull(encChain.getKeyCrypter()).deriveKey("open secret");
encKey1.sign(Sha256Hash.ZERO_HASH, aesKey);
encKey2.sign(Sha256Hash.ZERO_HASH, aesKey);
assertTrue(encChain.checkAESKey(aesKey));
assertFalse(encChain.checkPassword("access denied"));
assertTrue(encChain.checkPassword("open secret"));
}
public void serializeUnencrypted(SimpleHDKeyChain keyChain, String expectedSerialization)
throws UnreadableWalletException {
keyChain.setLookaheadSize(10);
keyChain.maybeLookAhead();
DeterministicKey key1 = keyChain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS);
DeterministicKey key2 = keyChain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS);
DeterministicKey key3 = keyChain.getKey(KeyChain.KeyPurpose.CHANGE);
List<Protos.Key> keys = keyChain.toProtobuf();
// 1 master key, 1 account key, 2 internal keys, 3 derived, 20 lookahead and 5 lookahead
// threshold.
int numItems =
1 // master key/account key
+ 2 // ext/int parent keys
+ (keyChain.getLookaheadSize() + keyChain.getLookaheadThreshold())
* 2 // lookahead zone on each chain
;
assertEquals(numItems, keys.size());
// Get another key that will be lost during round-tripping, to ensure we can derive it again.
DeterministicKey key4 = keyChain.getKey(KeyChain.KeyPurpose.CHANGE);
String sb = protoToString(keys);
assertEquals(expectedSerialization, sb);
// Round trip the data back and forth to check it is preserved.
int oldLookaheadSize = keyChain.getLookaheadSize();
keyChain = SimpleHDKeyChain.fromProtobuf(keys, null);
assertEquals(expectedSerialization, protoToString(keyChain.toProtobuf()));
assertEquals(key1, keyChain.findKeyFromPubHash(key1.getPubKeyHash()));
assertEquals(key2, keyChain.findKeyFromPubHash(key2.getPubKeyHash()));
assertEquals(key3, keyChain.findKeyFromPubHash(key3.getPubKeyHash()));
assertEquals(key4, keyChain.getKey(KeyChain.KeyPurpose.CHANGE));
key1.sign(Sha256Hash.ZERO_HASH);
key2.sign(Sha256Hash.ZERO_HASH);
key3.sign(Sha256Hash.ZERO_HASH);
key4.sign(Sha256Hash.ZERO_HASH);
assertEquals(oldLookaheadSize, keyChain.getLookaheadSize());
}