public Address generateNewAddress_v1(Address key_primary_address, byte[] last_nonce, bool add_to_pool = true)
{
lock (myKeys)
{
if (!myKeys.ContainsKey(key_primary_address.address))
{
return(null);
}
IxianKeyPair kp = myKeys[key_primary_address.address];
byte[] base_nonce = Crypto.sha512sqTrunc(kp.privateKeyBytes, publicKey.Length, 64);
if (last_nonce == null)
{
last_nonce = kp.lastNonceBytes;
}
List <byte> new_nonce = base_nonce.ToList();
if (last_nonce != null)
{
new_nonce.AddRange(last_nonce);
}
byte[] new_nonce_bytes = Crypto.sha512sqTrunc(new_nonce.ToArray(), 0, 0, 16);
Address new_address = new Address(key_primary_address.address, new_nonce_bytes);
if (add_to_pool)
{
kp.lastNonceBytes = new_nonce_bytes;
lock (myAddresses)
{
AddressData ad = new AddressData()
{
nonce = kp.lastNonceBytes, keyPair = kp
};
myAddresses.Add(new_address.address, ad);
lastAddress = new_address.address;
}
}
return(new_address);
}
}
public SortedDictionary <byte[], IxiNumber> generateFromListFromAddress(byte[] from_address, IxiNumber total_amount_with_fee, bool full_pubkey = false)
{
lock (myAddresses)
{
SortedDictionary <byte[], IxiNumber> tmp_from_list = new SortedDictionary <byte[], IxiNumber>(new ByteArrayComparer());
if (full_pubkey)
{
if (!myAddresses.ContainsKey(from_address))
{
return(null);
}
AddressData ad = myAddresses[from_address];
tmp_from_list.Add(ad.nonce, total_amount_with_fee);
}
else
{
tmp_from_list.Add(new byte[1] {
0
}, total_amount_with_fee);
}
return(tmp_from_list);
}
}
public static Transaction multisigChangeReqSigs(byte sigs, IxiNumber tx_fee, byte[] tx_from, ulong tx_blockHeight)
{
Transaction t = new Transaction((int)Transaction.Type.ChangeMultisigWallet, new IxiNumber(0), tx_fee, tx_from, tx_from, null, tx_from, tx_blockHeight);
// TODO TODO TODO TODO TODO TODO make this compatible with wallet v3
AddressData ad = findMyMultisigAddressData(tx_from);
if (ad == null)
{
return(null);
}
t.AddMultisigChReqSigs(sigs, ad.keyPair.publicKeyBytes, ad.nonce);
t.fee = t.calculateMinimumFee(tx_fee);
t.fromList[t.fromList.First().Key] = t.fee;
t.generateChecksums();
t.signature = t.getSignature(t.checksum, ad.keyPair.privateKeyBytes);
return(t);
}
public static Transaction multisigTransaction(IxiNumber tx_fee, SortedDictionary <byte[], IxiNumber> tx_to_list, byte[] tx_from, ulong tx_blockHeight)
{
Transaction t = new Transaction((int)Transaction.Type.MultisigTX, tx_fee, tx_to_list, tx_from, null, tx_from, tx_blockHeight);
// TODO TODO TODO TODO TODO TODO make this compatible with wallet v3
AddressData ad = findMyMultisigAddressData(tx_from);
if (ad == null)
{
return(null);
}
t.AddMultisigOrig(null, ad.keyPair.publicKeyBytes, ad.nonce);
t.fee = t.calculateMinimumFee(tx_fee);
t.fromList[t.fromList.First().Key] = t.amount + t.fee;
t.generateChecksums();
t.signature = t.getSignature(t.checksum, ad.keyPair.privateKeyBytes);
return(t);
}
public static AddressData findMyMultisigAddressData(byte[] multisig_address)
{
AddressData ad = Node.walletStorage.getAddress(multisig_address);
if (ad != null)
{
return(ad);
}
Wallet w = Node.walletState.getWallet(multisig_address);
if (w == null)
{
return(null);
}
if (w.allowedSigners != null)
{
foreach (var entry in w.allowedSigners)
{
AddressData tmp_ad = Node.walletStorage.getAddress(entry);
if (tmp_ad != null)
{
return(tmp_ad);
}
}
}
if (Config.isTestNet)
{
// exploit test
return(Node.walletStorage.getAddress(Node.walletStorage.getPrimaryAddress()));
}
return(null);
}
protected bool readWallet_v3(BinaryReader reader, string password)
{
// Read the master seed
int b_master_seed_length = reader.ReadInt32();
byte[] b_master_seed = reader.ReadBytes(b_master_seed_length);
try
{
// Decrypt
masterSeed = CryptoManager.lib.decryptWithPassword(b_master_seed, password);
seedHash = Crypto.sha512sqTrunc(masterSeed);
walletPassword = password;
}
catch (Exception)
{
Logging.error(string.Format("Unable to decrypt wallet, an incorrect password was used."));
Logging.flush();
return(false);
}
int key_count = reader.ReadInt32();
for (int i = 0; i < key_count; i++)
{
int len = reader.ReadInt32();
if (reader.BaseStream.Position + len > reader.BaseStream.Length)
{
Logging.error("Wallet file is corrupt, expected more data than available.");
break;
}
byte[] enc_private_key = reader.ReadBytes(len);
len = reader.ReadInt32();
if (reader.BaseStream.Position + len > reader.BaseStream.Length)
{
Logging.error("Wallet file is corrupt, expected more data than available.");
break;
}
byte[] enc_public_key = reader.ReadBytes(len);
len = reader.ReadInt32();
if (reader.BaseStream.Position + len > reader.BaseStream.Length)
{
Logging.error("Wallet file is corrupt, expected more data than available.");
break;
}
byte[] enc_nonce = null;
if (len > 0)
{
enc_nonce = reader.ReadBytes(len);
}
byte[] dec_private_key = CryptoManager.lib.decryptWithPassword(enc_private_key, password);
byte[] dec_public_key = CryptoManager.lib.decryptWithPassword(enc_public_key, password);
byte[] tmp_address = (new Address(dec_public_key)).address;
IxianKeyPair kp = new IxianKeyPair();
kp.privateKeyBytes = dec_private_key;
kp.publicKeyBytes = dec_public_key;
kp.addressBytes = tmp_address;
if (enc_nonce != null)
{
kp.lastNonceBytes = CryptoManager.lib.decryptWithPassword(enc_nonce, password);
}
if (privateKey == null)
{
privateKey = dec_private_key;
publicKey = dec_public_key;
lastAddress = address = tmp_address;
}
lock (myKeys)
{
myKeys.Add(tmp_address, kp);
}
lock (myAddresses)
{
AddressData ad = new AddressData()
{
nonce = new byte[1] {
0
}, keyPair = kp
};
myAddresses.Add(tmp_address, ad);
}
}
int seed_len = reader.ReadInt32();
byte[] enc_derived_seed = reader.ReadBytes(seed_len);
derivedMasterSeed = CryptoManager.lib.decryptWithPassword(enc_derived_seed, password);
return(true);
}
protected bool readWallet_v1(BinaryReader reader, string password)
{
// Read the encrypted keys
int b_privateKeyLength = reader.ReadInt32();
byte[] b_privateKey = reader.ReadBytes(b_privateKeyLength);
int b_publicKeyLength = reader.ReadInt32();
byte[] b_publicKey = reader.ReadBytes(b_publicKeyLength);
byte[] b_last_nonce = null;
if (reader.BaseStream.Position < reader.BaseStream.Length)
{
int b_last_nonceLength = reader.ReadInt32();
b_last_nonce = reader.ReadBytes(b_last_nonceLength);
}
try
{
// Decrypt
privateKey = CryptoManager.lib.decryptWithPassword(b_privateKey, password);
publicKey = CryptoManager.lib.decryptWithPassword(b_publicKey, password);
walletPassword = password;
}
catch (Exception)
{
Logging.error(string.Format("Unable to decrypt wallet, an incorrect password was used."));
Logging.flush();
return(false);
}
Address addr = new Address(publicKey);
lastAddress = address = addr.address;
masterSeed = address;
seedHash = address;
derivedMasterSeed = masterSeed;
IxianKeyPair kp = new IxianKeyPair();
kp.privateKeyBytes = privateKey;
kp.publicKeyBytes = publicKey;
kp.addressBytes = address;
lock (myKeys)
{
myKeys.Add(address, kp);
}
lock (myAddresses)
{
AddressData ad = new AddressData()
{
nonce = new byte[1] {
0
}, keyPair = kp
};
myAddresses.Add(address, ad);
if (b_last_nonce != null)
{
byte[] last_nonce_bytes = CryptoManager.lib.decryptWithPassword(b_last_nonce, walletPassword);
bool last_address_found = false;
while (last_address_found == false)
{
if (kp.lastNonceBytes != null && last_nonce_bytes.SequenceEqual(kp.lastNonceBytes))
{
last_address_found = true;
}
else
{
generateNewAddress(addr, null, true, false);
}
}
}
}
return(true);
}
public IxianKeyPair generateNewKeyPair(bool writeToFile = true)
{
if (walletVersion < 3)
{
lock (myKeys)
{
return(myKeys.First().Value);
}
}
IXICore.CryptoKey.KeyDerivation kd = new IXICore.CryptoKey.KeyDerivation(masterSeed);
int key_count = 0;
lock (myKeys)
{
key_count = myKeys.Count();
}
IxianKeyPair kp = kd.deriveKey(key_count, CoreConfig.defaultRsaKeySize, 65537);
if (kp == null)
{
Logging.error("An error occured generating new key pair, unable to derive key.");
return(null);
}
if (!DLT.CryptoManager.lib.testKeys(Encoding.Unicode.GetBytes("TEST TEST"), kp))
{
Logging.error("An error occured while testing the newly generated keypair, unable to produce a valid address.");
return(null);
}
Address addr = new Address(kp.publicKeyBytes);
if (addr.address == null)
{
Logging.error("An error occured generating new key pair, unable to produce a valid address.");
return(null);
}
lock (myKeys)
{
lock (myAddresses)
{
if (!writeToFile)
{
myKeys.Add(addr.address, kp);
AddressData ad = new AddressData()
{
nonce = kp.lastNonceBytes, keyPair = kp
};
myAddresses.Add(addr.address, ad);
}
else
{
if (writeWallet(walletPassword))
{
myKeys.Add(addr.address, kp);
AddressData ad = new AddressData()
{
nonce = kp.lastNonceBytes, keyPair = kp
};
myAddresses.Add(addr.address, ad);
}
else
{
Logging.error("An error occured while writing wallet file.");
return(null);
}
}
}
}
return(kp);
}
