diff --git a/core/src/main/java/org/bitcoinj/kits/WalletAppKit.java b/core/src/main/java/org/bitcoinj/kits/WalletAppKit.java index 07ba0717..ba53ebbd 100644 --- a/core/src/main/java/org/bitcoinj/kits/WalletAppKit.java +++ b/core/src/main/java/org/bitcoinj/kits/WalletAppKit.java @@ -22,6 +22,7 @@ import com.google.common.io.Closeables; import com.google.common.util.concurrent.*; import org.bitcoinj.core.listeners.*; import org.bitcoinj.core.*; +import org.bitcoinj.crypto.DeterministicKey; import org.bitcoinj.net.discovery.*; import org.bitcoinj.protocols.channels.*; import org.bitcoinj.store.*; @@ -81,6 +82,7 @@ public class WalletAppKit extends AbstractIdleService { protected String userAgent, version; protected WalletProtobufSerializer.WalletFactory walletFactory; @Nullable protected DeterministicSeed restoreFromSeed; + @Nullable protected DeterministicKey restoreFromKey; @Nullable protected PeerDiscovery discovery; protected volatile Context context; @@ -198,6 +200,19 @@ public class WalletAppKit extends AbstractIdleService { return this; } + /** + * If an account key is set here then any existing wallet that matches the file name will be renamed to a backup name, + * the chain file will be deleted, and the wallet object will be instantiated with the given key instead of + * a fresh seed being created. This is intended for restoring a wallet from an account key. To implement restore + * you would shut down the existing appkit, if any, then recreate it with the key given by the user, then start + * up the new kit. The next time your app starts it should work as normal (that is, don't keep calling this each + * time). + */ + public WalletAppKit restoreWalletFromKey(DeterministicKey accountKey) { + this.restoreFromKey = accountKey; + return this; + } + /** * Sets the peer discovery class to use. If none is provided then DNS is used, which is a reasonable default. */ @@ -268,12 +283,12 @@ public class WalletAppKit extends AbstractIdleService { File chainFile = new File(directory, filePrefix + ".spvchain"); boolean chainFileExists = chainFile.exists(); vWalletFile = new File(directory, filePrefix + ".wallet"); - boolean shouldReplayWallet = (vWalletFile.exists() && !chainFileExists) || restoreFromSeed != null; + boolean shouldReplayWallet = (vWalletFile.exists() && !chainFileExists) || restoreFromSeed != null || restoreFromKey != null; vWallet = createOrLoadWallet(shouldReplayWallet); // Initiate Bitcoin network objects (block store, blockchain and peer group) vStore = provideBlockStore(chainFile); - if (!chainFileExists || restoreFromSeed != null) { + if (!chainFileExists || restoreFromSeed != null || restoreFromKey != null) { if (checkpoints == null && !Utils.isAndroidRuntime()) { checkpoints = CheckpointManager.openStream(params); } @@ -290,7 +305,18 @@ public class WalletAppKit extends AbstractIdleService { throw new IOException("Failed to delete chain file in preparation for restore."); vStore = new SPVBlockStore(params, chainFile); } - } else { + } else if (restoreFromKey != null) { + time = restoreFromKey.getCreationTimeSeconds(); + if (chainFileExists) { + log.info("Deleting the chain file in preparation from restore."); + vStore.close(); + if (!chainFile.delete()) + throw new IOException("Failed to delete chain file in preparation for restore."); + vStore = new SPVBlockStore(params, chainFile); + } + } + else + { time = vWallet.getEarliestKeyCreationTime(); } if (time > 0) @@ -411,6 +437,8 @@ public class WalletAppKit extends AbstractIdleService { KeyChainGroup kcg; if (restoreFromSeed != null) kcg = new KeyChainGroup(params, restoreFromSeed); + else if (restoreFromKey != null) + kcg = new KeyChainGroup(params, restoreFromKey, false); else kcg = new KeyChainGroup(params); if (walletFactory != null) { @@ -422,6 +450,7 @@ public class WalletAppKit extends AbstractIdleService { private void maybeMoveOldWalletOutOfTheWay() { if (restoreFromSeed == null) return; + if (restoreFromKey == null) return; if (!vWalletFile.exists()) return; int counter = 1; File newName; diff --git a/core/src/main/java/org/bitcoinj/wallet/DefaultKeyChainFactory.java b/core/src/main/java/org/bitcoinj/wallet/DefaultKeyChainFactory.java index d592e566..9a2cce4d 100644 --- a/core/src/main/java/org/bitcoinj/wallet/DefaultKeyChainFactory.java +++ b/core/src/main/java/org/bitcoinj/wallet/DefaultKeyChainFactory.java @@ -55,4 +55,15 @@ public class DefaultKeyChainFactory implements KeyChainFactory { chain = new DeterministicKeyChain(accountKey, isFollowingKey); return chain; } + + @Override + public DeterministicKeyChain makeSpendingKeyChain(Protos.Key key, Protos.Key firstSubKey, DeterministicKey accountKey, + boolean isMarried) throws UnreadableWalletException { + DeterministicKeyChain chain; + if (isMarried) + chain = new MarriedKeyChain(accountKey); + else + chain = DeterministicKeyChain.spend(accountKey); + return chain; + } } diff --git a/core/src/main/java/org/bitcoinj/wallet/DeterministicKeyChain.java b/core/src/main/java/org/bitcoinj/wallet/DeterministicKeyChain.java index bb7a2c94..01d6f09c 100644 --- a/core/src/main/java/org/bitcoinj/wallet/DeterministicKeyChain.java +++ b/core/src/main/java/org/bitcoinj/wallet/DeterministicKeyChain.java @@ -332,6 +332,31 @@ public class DeterministicKeyChain implements EncryptableKeyChain { initializeHierarchyUnencrypted(watchingKey); } + /** + * Creates a deterministic key chain from a watched or spendable account key. If isWatching flag is set, + * then creates a deterministic key chain that watches the given (public only) root key. You can use this to calculate + * balances and generally follow along, but spending is not possible with such a chain. If it is not set, then this + * creates a deterministic key chain that allows spending. If isFollowing flag is set(only allowed + * if isWatching is set) then this keychain follows some other keychain. In a married wallet following + * keychain represents "spouse's" keychain. + */ + public DeterministicKeyChain(DeterministicKey key, boolean isFollowing, boolean isWatching) { + if (isWatching) + checkArgument(key.isPubKeyOnly(), "Private subtrees not currently supported for watching keys: if you got this key from DKC.getWatchingKey() then use .dropPrivate().dropParent() on it first."); + else + checkArgument(key.hasPrivKey(), "Private subtrees are required."); + checkArgument(isWatching || !isFollowing, "Can only follow a key that is watched"); + + basicKeyChain = new BasicKeyChain(); + this.seed = null; + this.rootKey = null; + basicKeyChain.importKey(key); + hierarchy = new DeterministicHierarchy(key); + setAccountPath(key.getPath()); + initializeHierarchyUnencrypted(key); + this.isFollowing = isFollowing; + } + /** *

Creates a deterministic key chain with the given watch key. If isFollowing flag is set then this keychain follows * some other keychain. In a married wallet following keychain represents "spouse's" keychain.

@@ -358,6 +383,13 @@ public class DeterministicKeyChain implements EncryptableKeyChain { return new DeterministicKeyChain(accountKey); } + /** + * Creates a key chain that can spend from the given account key. + */ + public static DeterministicKeyChain spend(DeterministicKey accountKey) { + return new DeterministicKeyChain(accountKey, false, false); + } + /** * For use in {@link KeyChainFactory} during deserialization. */ @@ -865,6 +897,7 @@ public class DeterministicKeyChain implements EncryptableKeyChain { // Possibly create the chain, if we didn't already do so yet. boolean isWatchingAccountKey = false; boolean isFollowingKey = false; + boolean isSpendingKey = false; // save previous chain if any if the key is marked as following. Current key and the next ones are to be // placed in new following key chain if (key.getDeterministicKey().getIsFollowing()) { @@ -882,7 +915,14 @@ public class DeterministicKeyChain implements EncryptableKeyChain { if (chain == null) { // If this is not a following chain and previous was, this must be married boolean isMarried = !isFollowingKey && !chains.isEmpty() && chains.get(chains.size() - 1).isFollowing(); - if (seed == null) { + // If this has a private key but no seed, then all we know is the spending key H + if (seed == null & key.hasSecretBytes()) { + DeterministicKey accountKey = new DeterministicKey(immutablePath, chainCode, pubkey, new BigInteger(1, key.getSecretBytes().toByteArray()), null); + accountKey.setCreationTimeSeconds(key.getCreationTimestamp() / 1000); + chain = factory.makeSpendingKeyChain(key, iter.peek(), accountKey, isMarried); + isSpendingKey = true; + } + else if (seed == null) { DeterministicKey accountKey = new DeterministicKey(immutablePath, chainCode, pubkey, null, null); accountKey.setCreationTimeSeconds(key.getCreationTimestamp() / 1000); chain = factory.makeWatchingKeyChain(key, iter.peek(), accountKey, isFollowingKey, isMarried); @@ -898,7 +938,7 @@ public class DeterministicKeyChain implements EncryptableKeyChain { } // Find the parent key assuming this is not the root key, and not an account key for a watching chain. DeterministicKey parent = null; - if (!path.isEmpty() && !isWatchingAccountKey) { + if (!path.isEmpty() && !isWatchingAccountKey && !isSpendingKey) { ChildNumber index = path.removeLast(); parent = chain.hierarchy.get(path, false, false); path.add(index); @@ -936,7 +976,7 @@ public class DeterministicKeyChain implements EncryptableKeyChain { chain.rootKey = detkey; chain.hierarchy = new DeterministicHierarchy(detkey); } - } else if (path.size() == chain.getAccountPath().size() + 1) { + } else if ((path.size() == chain.getAccountPath().size() + 1) || isSpendingKey) { // Constant 0 is used for external chain and constant 1 for internal chain // (also known as change addresses). https://github.com/bitcoin/bips/blob/master/bip-0044.mediawiki if (detkey.getChildNumber().num() == 0) { diff --git a/core/src/main/java/org/bitcoinj/wallet/KeyChainFactory.java b/core/src/main/java/org/bitcoinj/wallet/KeyChainFactory.java index 3b44ed5a..8a803b9c 100644 --- a/core/src/main/java/org/bitcoinj/wallet/KeyChainFactory.java +++ b/core/src/main/java/org/bitcoinj/wallet/KeyChainFactory.java @@ -61,5 +61,19 @@ public interface KeyChainFactory { * @param isFollowingKey whether the keychain is following in a marriage * @param isMarried whether the keychain is leading in a marriage */ - DeterministicKeyChain makeWatchingKeyChain(Protos.Key key, Protos.Key firstSubKey, DeterministicKey accountKey, boolean isFollowingKey, boolean isMarried) throws UnreadableWalletException; + DeterministicKeyChain makeWatchingKeyChain(Protos.Key key, Protos.Key firstSubKey, DeterministicKey accountKey, + boolean isFollowingKey, boolean isMarried) throws UnreadableWalletException; + + /** + * Make a spending keychain. + * + *

isMarried and isFollowingKey must not be true at the same time. + * + * @param key the protobuf for the account key + * @param firstSubKey the protobuf for the first child key (normally the parent of the external subchain) + * @param accountKey the account extended public key + * @param isMarried whether the keychain is leading in a marriage + */ + DeterministicKeyChain makeSpendingKeyChain(Protos.Key key, Protos.Key firstSubKey, DeterministicKey accountKey, + boolean isMarried) throws UnreadableWalletException; } diff --git a/core/src/main/java/org/bitcoinj/wallet/KeyChainGroup.java b/core/src/main/java/org/bitcoinj/wallet/KeyChainGroup.java index cc718865..62c38f8c 100644 --- a/core/src/main/java/org/bitcoinj/wallet/KeyChainGroup.java +++ b/core/src/main/java/org/bitcoinj/wallet/KeyChainGroup.java @@ -101,6 +101,14 @@ public class KeyChainGroup implements KeyBag { this(params, null, ImmutableList.of(DeterministicKeyChain.watch(watchKey)), null, null); } + /** + * Creates a keychain group with no basic chain, and an HD chain that is watching or spending the given key. + * This HAS to be an account key as returned by {@link DeterministicKeyChain#getWatchingKey()}. + */ + public KeyChainGroup(NetworkParameters params, DeterministicKey accountKey, boolean watch) { + this(params, null, ImmutableList.of(watch ? DeterministicKeyChain.watch(accountKey) : DeterministicKeyChain.spend(accountKey)), null, null); + } + // Used for deserialization. private KeyChainGroup(NetworkParameters params, @Nullable BasicKeyChain basicKeyChain, List chains, @Nullable EnumMap currentKeys, @Nullable KeyCrypter crypter) { diff --git a/core/src/main/java/org/bitcoinj/wallet/Wallet.java b/core/src/main/java/org/bitcoinj/wallet/Wallet.java index a4f284dc..c0904e71 100644 --- a/core/src/main/java/org/bitcoinj/wallet/Wallet.java +++ b/core/src/main/java/org/bitcoinj/wallet/Wallet.java @@ -302,6 +302,35 @@ public class Wallet extends BaseTaggableObject return fromWatchingKey(params, watchKey); } + /** + * Creates a wallet that tracks payments to and from the HD key hierarchy rooted by the given spending key. + * This wallet can also spend. + */ + public static Wallet fromSpendingKey(NetworkParameters params, DeterministicKey spendKey) { + return new Wallet(params, new KeyChainGroup(params, spendKey, false)); + } + + /** + * Creates a wallet that tracks payments to and from the HD key hierarchy rooted by the given spending key. + * The key is specified in base58 notation and the creation time of the key. If you don't know the creation time, + * you can pass {@link DeterministicHierarchy#BIP32_STANDARDISATION_TIME_SECS}. + */ + public static Wallet fromSpendingKeyB58(NetworkParameters params, String spendingKeyB58, long creationTimeSeconds) { + final DeterministicKey spendKey = DeterministicKey.deserializeB58(null, spendingKeyB58, params); + spendKey.setCreationTimeSeconds(creationTimeSeconds); + return fromSpendingKey(params, spendKey); + } + + /** + * Creates a wallet that tracks payments to and from the HD key hierarchy rooted by the given spending key. + */ + public static Wallet fromMasterKey(NetworkParameters params, DeterministicKey masterKey, ChildNumber accountNumber) { + DeterministicKey accountKey = HDKeyDerivation.deriveChildKey(masterKey, accountNumber); + accountKey = accountKey.dropParent(); + accountKey.setCreationTimeSeconds(masterKey.getCreationTimeSeconds()); + return new Wallet(params, new KeyChainGroup(params, accountKey, false)); + } + /** * Creates a wallet containing a given set of keys. All further keys will be derived from the oldest key. */ diff --git a/core/src/test/java/org/bitcoinj/wallet/DeterministicKeyChainTest.java b/core/src/test/java/org/bitcoinj/wallet/DeterministicKeyChainTest.java index 62f07168..d0648769 100644 --- a/core/src/test/java/org/bitcoinj/wallet/DeterministicKeyChainTest.java +++ b/core/src/test/java/org/bitcoinj/wallet/DeterministicKeyChainTest.java @@ -159,6 +159,11 @@ public class DeterministicKeyChainTest { public DeterministicKeyChain makeWatchingKeyChain(Protos.Key key, Protos.Key firstSubKey, DeterministicKey accountKey, boolean isFollowingKey, boolean isMarried) { throw new UnsupportedOperationException(); } + + @Override + public DeterministicKeyChain makeSpendingKeyChain(Protos.Key key, Protos.Key firstSubKey, DeterministicKey accountKey, boolean isMarried) { + throw new UnsupportedOperationException(); + } }; chain1 = DeterministicKeyChain.fromProtobuf(keys, null, factory).get(0); @@ -474,6 +479,162 @@ public class DeterministicKeyChainTest { assertEquals(key4.getPubKeyPoint(), rekey4.getPubKeyPoint()); } + @Test + public void spendingChain() throws UnreadableWalletException { + Utils.setMockClock(); + DeterministicKey key1 = chain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS); + DeterministicKey key2 = chain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS); + DeterministicKey key3 = chain.getKey(KeyChain.KeyPurpose.CHANGE); + DeterministicKey key4 = chain.getKey(KeyChain.KeyPurpose.CHANGE); + + NetworkParameters params = MainNetParams.get(); + DeterministicKey watchingKey = chain.getWatchingKey(); + final String prv58 = watchingKey.serializePrivB58(params); + assertEquals("xprv9vL4k9HYXonmvqGSUrRM6wGEmx3ruGTXi4JxHRiwEvwDwYmTocPbQNpjN89gpqPrFofmfvALwgnNFBCH2grse1YDf8ERAwgdvbjRtoMfsbV", prv58); + watchingKey = DeterministicKey.deserializeB58(null, prv58, params); + watchingKey.setCreationTimeSeconds(100000); + chain = DeterministicKeyChain.spend(watchingKey); + assertEquals(100000, chain.getEarliestKeyCreationTime()); + chain.setLookaheadSize(10); + chain.maybeLookAhead(); + + assertEquals(key1.getPubKeyPoint(), chain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS).getPubKeyPoint()); + assertEquals(key2.getPubKeyPoint(), chain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS).getPubKeyPoint()); + final DeterministicKey key = chain.getKey(KeyChain.KeyPurpose.CHANGE); + assertEquals(key3.getPubKeyPoint(), key.getPubKeyPoint()); + try { + // We can sign with a key from a spending chain. + key.sign(Sha256Hash.ZERO_HASH); + } catch (ECKey.MissingPrivateKeyException e) { + fail(); + } + // Test we can serialize and deserialize a watching chain OK. + List serialization = chain.serializeToProtobuf(); + checkSerialization(serialization, "spending-wallet-serialization.txt"); + chain = DeterministicKeyChain.fromProtobuf(serialization, null).get(0); + final DeterministicKey rekey4 = chain.getKey(KeyChain.KeyPurpose.CHANGE); + assertEquals(key4.getPubKeyPoint(), rekey4.getPubKeyPoint()); + } + static class AccountTwoChain extends DeterministicKeyChain { + public AccountTwoChain(byte[] entropy, String s, long secs) { + super(entropy, s, secs); + } + + public AccountTwoChain(KeyCrypter crypter, DeterministicSeed seed) { + super(seed, crypter); + } + + @Override + protected ImmutableList getAccountPath() { + return ImmutableList.of(new ChildNumber(2, true)); + } + } + + @Test + public void spendingChainAccountTwo() throws UnreadableWalletException { + Utils.setMockClock(); + long secs = 1389353062L; + chain = new AccountTwoChain(ENTROPY, "", secs); + DeterministicKey firstReceiveKey = chain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS); + DeterministicKey secondReceiveKey = chain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS); + DeterministicKey firstChangeKey = chain.getKey(KeyChain.KeyPurpose.CHANGE); + DeterministicKey secondChangeKey = chain.getKey(KeyChain.KeyPurpose.CHANGE); + + NetworkParameters params = MainNetParams.get(); + DeterministicKey watchingKey = chain.getWatchingKey(); + + final String prv58 = watchingKey.serializePrivB58(params); + assertEquals("xprv9vL4k9HYXonmzR7UC1ngJ3hTjxkmjLLUo3RexSfUGSWcACHzghWBLJAwW6xzs59XeFizQxFQWtscoTfrF9PSXrUgAtBgr13Nuojax8xTBRz", prv58); + watchingKey = DeterministicKey.deserializeB58(null, prv58, params); + watchingKey.setCreationTimeSeconds(secs); + chain = DeterministicKeyChain.spend(watchingKey); + assertEquals(secs, chain.getEarliestKeyCreationTime()); + chain.setLookaheadSize(10); + chain.maybeLookAhead(); + + verifySpendableKeyChain(firstReceiveKey, secondReceiveKey, firstChangeKey, secondChangeKey, chain, "spending-wallet-account-two-serialization.txt"); + } + + @Test + public void masterKeyAccount() throws UnreadableWalletException { + Utils.setMockClock(); + long secs = 1389353062L; + DeterministicKey firstReceiveKey = bip44chain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS); + DeterministicKey secondReceiveKey = bip44chain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS); + DeterministicKey firstChangeKey = bip44chain.getKey(KeyChain.KeyPurpose.CHANGE); + DeterministicKey secondChangeKey = bip44chain.getKey(KeyChain.KeyPurpose.CHANGE); + + NetworkParameters params = MainNetParams.get(); + DeterministicKey watchingKey = bip44chain.getWatchingKey(); //m/44'/1'/0' + DeterministicKey coinLevelKey = bip44chain.getWatchingKey().getParent(); //m/44'/1' + + //Simulate Wallet.fromSpendingKeyB58(PARAMS, prv58, secs) + final String prv58 = watchingKey.serializePrivB58(params); + assertEquals("xprv9yYQhynAmWWuz62PScx5Q2frBET2F1raaXna5A2E9Lj8XWgmKBL7S98Yand8F736j9UCTNWQeiB4yL5pLZP7JDY2tY8eszGQkiKDwBkezeS", prv58); + watchingKey = DeterministicKey.deserializeB58(null, prv58, params); + watchingKey.setCreationTimeSeconds(secs); + DeterministicKeyChain fromPrivBase58Chain = DeterministicKeyChain.spend(watchingKey); + assertEquals(secs, fromPrivBase58Chain.getEarliestKeyCreationTime()); + fromPrivBase58Chain.setLookaheadSize(10); + fromPrivBase58Chain.maybeLookAhead(); + + verifySpendableKeyChain(firstReceiveKey, secondReceiveKey, firstChangeKey, secondChangeKey, fromPrivBase58Chain, "spending-wallet-from-bip44-serialization.txt"); + + //Simulate Wallet.fromMasterKey(params, coinLevelKey, 0) + DeterministicKey accountKey = HDKeyDerivation.deriveChildKey(coinLevelKey, new ChildNumber(0, true)); + accountKey = accountKey.dropParent(); + accountKey.setCreationTimeSeconds(watchingKey.getCreationTimeSeconds()); + KeyChainGroup group = new KeyChainGroup(params, accountKey, false); + DeterministicKeyChain fromMasterKeyChain = group.getActiveKeyChain(); + assertEquals(secs, fromMasterKeyChain.getEarliestKeyCreationTime()); + fromMasterKeyChain.setLookaheadSize(10); + fromMasterKeyChain.maybeLookAhead(); + + verifySpendableKeyChain(firstReceiveKey, secondReceiveKey, firstChangeKey, secondChangeKey, fromMasterKeyChain, "spending-wallet-from-bip44-serialization-two.txt"); + } + + /** + * verifySpendableKeyChain + * + * firstReceiveKey and secondReceiveKey are the first two keys of the external chain of a known key chain + * firstChangeKey and secondChangeKey are the first two keys of the internal chain of a known key chain + * keyChain is a DeterministicKeyChain loaded from a serialized format or derived in some other way from + * the known key chain + * + * This method verifies that known keys match a newly created keyChain and that keyChain's protobuf + * matches the serializationFile. + */ + private void verifySpendableKeyChain(DeterministicKey firstReceiveKey, DeterministicKey secondReceiveKey, + DeterministicKey firstChangeKey, DeterministicKey secondChangeKey, + DeterministicKeyChain keyChain, String serializationFile) throws UnreadableWalletException { + + //verify that the keys are the same as the keyChain + assertEquals(firstReceiveKey.getPubKeyPoint(), keyChain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS).getPubKeyPoint()); + assertEquals(secondReceiveKey.getPubKeyPoint(), keyChain.getKey(KeyChain.KeyPurpose.RECEIVE_FUNDS).getPubKeyPoint()); + final DeterministicKey key = keyChain.getKey(KeyChain.KeyPurpose.CHANGE); + assertEquals(firstChangeKey.getPubKeyPoint(), key.getPubKeyPoint()); + + try { + key.sign(Sha256Hash.ZERO_HASH); + } catch (ECKey.MissingPrivateKeyException e) { + // We can sign with a key from a spending chain. + fail(); + } + + // Test we can serialize and deserialize the chain OK + List serialization = keyChain.serializeToProtobuf(); + checkSerialization(serialization, serializationFile); + + // Check that the second change key matches after loading from the serialization, serializing and deserializing + long secs = keyChain.getEarliestKeyCreationTime(); + keyChain = DeterministicKeyChain.fromProtobuf(serialization, null).get(0); + serialization = keyChain.serializeToProtobuf(); + checkSerialization(serialization, serializationFile); + assertEquals(secs, keyChain.getEarliestKeyCreationTime()); + final DeterministicKey nextChangeKey = keyChain.getKey(KeyChain.KeyPurpose.CHANGE); + assertEquals(secondChangeKey.getPubKeyPoint(), nextChangeKey.getPubKeyPoint()); + } + @Test(expected = IllegalStateException.class) public void watchingCannotEncrypt() throws Exception { final DeterministicKey accountKey = chain.getKeyByPath(DeterministicKeyChain.ACCOUNT_ZERO_PATH); diff --git a/core/src/test/resources/org/bitcoinj/wallet/spending-wallet-account-two-serialization.txt b/core/src/test/resources/org/bitcoinj/wallet/spending-wallet-account-two-serialization.txt new file mode 100644 index 00000000..d8f1be15 --- /dev/null +++ b/core/src/test/resources/org/bitcoinj/wallet/spending-wallet-account-two-serialization.txt @@ -0,0 +1,266 @@ +type: DETERMINISTIC_KEY +secret_bytes: "1\026\363o1\250\031\314\340Wdh\273\272Q\"\253\205\3170\254\022\330\265G\0238hb\037\230\260" +public_key: "\003Zx!\n\a:\205\374K\327\361R\372P%c\247\000\030\300m\237\'\224e\300" + path: 2147483650 + path: 0 + path: 1 +} + +type: DETERMINISTIC_KEY +public_key: "\002(\335\203\303\0160\032\006\002\215\333\034\r\260\031V\035\317)\223`\001\203\333jdu\245\002\2136M" +deterministic_key { + chain_code: "j\234\034\360\311J\223\265\232\264\252=,\353\246J\332\332\337\306\204\371^FH\206\335\357\222\004a\032" + path: 2147483650 + path: 0 + path: 2 +} + +type: DETERMINISTIC_KEY +public_key: "\002M\240_\234\315\312yR]\274}#.\356\263\006\365\247RC\'k<*\313s0\322\314\334\226|" +deterministic_key { + chain_code: "M\333\206\366\2154\234yn@J\021h\244\016\224\034\210\365\214\221\313\332\017\016\030)F6\275}\340" + path: 2147483650 + path: 0 + path: 3 +} + +type: DETERMINISTIC_KEY +public_key: "\002\222\3609iC:O\2772T\371\3433\330Y\366n\247\v\366\37542t\231{\263$\036~]=" +deterministic_key { + chain_code: "1\327G\352\347M\'\246y\304XA\2302\362xp\335\327\306\334\226%\203/\v6\325r\020\215\304" + path: 2147483650 + path: 0 + path: 4 +} + +type: DETERMINISTIC_KEY +public_key: "\002+r\001\212\325\256]\2571\222Or\356{\323\355\370\361\347\311\217:\262\326\003$\374\f\266\343\277\036" +deterministic_key { + chain_code: "\246\341(N\216^\023\262\033\230\243v\345\266x\202\r=\003\312d\377\212k\231\262\303Z^\212[\357" + path: 2147483650 + path: 0 + path: 5 +} + +type: DETERMINISTIC_KEY +public_key: "\003\211\212;\0309T\310\240:j\031\244Y2\326w\036,Ul\351\331fFkv\246\2322\304\351B" +deterministic_key { + chain_code: "_\324E7\v\035e\321\232 \325\272\305\352\245\340\036\375\033\331\236\233\0326\021n/\031}\220\2262" + path: 2147483650 + path: 0 + path: 6 +} + +type: DETERMINISTIC_KEY +public_key: "\003\022z\v\251\244 3\224\334\207o\307\334:\212\316\026fV/\261\353\034\3371\357\354\036 VsL" +deterministic_key { + chain_code: "\224-e\373A\252\377\3105\322\341\322\330\366JY}_\202,\267\303\252\220$\362\235\344\337\265\273?" + path: 2147483650 + path: 0 + path: 7 +} + +type: DETERMINISTIC_KEY +public_key: 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