tbip32 - electrum - Electrum Bitcoin wallet
HTML git clone https://git.parazyd.org/electrum
DIR Log
DIR Files
DIR Refs
DIR Submodules
---
DIR commit 19553a056d7b78dd4ed2e6a9c8fbbf5f5dcf5062
DIR parent 164c746f51732f04325913382445f24e1af2608d
HTML Author: ThomasV <thomasv@gitorious>
Date: Thu, 1 Aug 2013 20:08:56 +0200
bip32
Diffstat:
M gui/gui_classic.py | 18 ++++++++++++++++--
A lib/account.py | 234 +++++++++++++++++++++++++++++++
M lib/bitcoin.py | 200 +++++--------------------------
M lib/simple_config.py | 2 +-
M lib/wallet.py | 182 ++++++++++++++++++++++---------
5 files changed, 412 insertions(+), 224 deletions(-)
---
DIR diff --git a/gui/gui_classic.py b/gui/gui_classic.py
t@@ -401,6 +401,9 @@ class ElectrumWindow(QMainWindow):
new_contact = wallet_menu.addAction(_("&New contact"))
new_contact.triggered.connect(self.new_contact_dialog)
+ new_account = wallet_menu.addAction(_("&New account"))
+ new_account.triggered.connect(self.new_account_dialog)
+
import_menu = menubar.addMenu(_("&Import"))
in_labels = import_menu.addAction(_("&Labels"))
in_labels.triggered.connect(self.do_import_labels)
t@@ -972,6 +975,7 @@ class ElectrumWindow(QMainWindow):
try:
tx = self.wallet.mktx( [(to_address, amount)], password, fee, account=self.current_account)
except BaseException, e:
+ traceback.print_exc(file=sys.stdout)
self.show_message(str(e))
return
t@@ -1263,7 +1267,7 @@ class ElectrumWindow(QMainWindow):
account_items = []
for k, account in account_items:
- name = account.get('name',str(k))
+ name = account.get_name()
c,u = self.wallet.get_account_balance(k)
account_item = QTreeWidgetItem( [ name, '', self.format_amount(c+u), ''] )
l.addTopLevelItem(account_item)
t@@ -1280,7 +1284,7 @@ class ElectrumWindow(QMainWindow):
is_red = False
gap = 0
- for address in account[is_change]:
+ for address in account.get_addresses(is_change):
h = self.wallet.history.get(address,[])
if h == []:
t@@ -1424,6 +1428,16 @@ class ElectrumWindow(QMainWindow):
else:
QMessageBox.warning(self, _('Error'), _('Invalid Address'), _('OK'))
+ def new_account_dialog(self):
+ text, ok = QInputDialog.getText(self, _('New Account'), _('Name') + ':')
+ name = unicode(text)
+ if ok:
+ self.wallet.create_new_account(name)
+ self.wallet.synchronize()
+ self.update_contacts_tab()
+ self.update_history_tab()
+ self.update_completions()
+
def show_master_public_key(self):
dialog = QDialog(self)
dialog.setModal(1)
DIR diff --git a/lib/account.py b/lib/account.py
t@@ -0,0 +1,234 @@
+"""
+todolist:
+ * passwords, private keys storage
+ * multisig service
+ * compatibility with old addresses for restore
+ * gui
+
+ an account may use one or several MPKs.
+ due to the type 1 derivations, we need to pass the mpk to this function
+ None : all accounts
+ -1 : imported
+ 0,1... : seeded sequences
+
+ each account has a public and private master key
+"""
+
+from bitcoin import *
+
+
+class Account(object):
+ def __init__(self, v):
+ self.addresses = v.get('0', [])
+ self.change = v.get('1', [])
+ self.name = v.get('name', 'unnamed')
+
+ def dump(self):
+ return {'0':self.addresses, '1':self.change, 'name':self.name}
+
+ def get_name(self):
+ return self.name
+
+ def get_addresses(self, for_change):
+ return self.change[:] if for_change else self.addresses[:]
+
+ def create_new_address(self, for_change):
+ addresses = self.change if for_change else self.addresses
+ n = len(addresses)
+ address = self.get_new_address( for_change, n)
+ addresses.append(address)
+ print address
+ return address
+
+ def get_new_address(self, for_change, n):
+ pass
+
+
+
+
+class OldAccount(Account):
+ """ Privatekey(type,n) = Master_private_key + H(n|S|type) """
+
+ def __init__(self, mpk, mpk2 = None, mpk3 = None):
+ self.mpk = mpk
+ self.mpk2 = mpk2
+ self.mpk3 = mpk3
+
+ @classmethod
+ def mpk_from_seed(klass, seed):
+ curve = SECP256k1
+ secexp = klass.stretch_key(seed)
+ master_private_key = ecdsa.SigningKey.from_secret_exponent( secexp, curve = SECP256k1 )
+ master_public_key = master_private_key.get_verifying_key().to_string().encode('hex')
+ return master_public_key
+
+ @classmethod
+ def stretch_key(self,seed):
+ oldseed = seed
+ for i in range(100000):
+ seed = hashlib.sha256(seed + oldseed).digest()
+ return string_to_number( seed )
+
+ def get_sequence(self, sequence, mpk):
+ for_change, n = sequence
+ return string_to_number( Hash( "%d:%d:"%(n,for_change) + mpk.decode('hex') ) )
+
+ def get_address(self, sequence):
+ if not self.mpk2:
+ pubkey = self.get_pubkey(sequence)
+ address = public_key_to_bc_address( pubkey.decode('hex') )
+ elif not self.mpk3:
+ pubkey1 = self.get_pubkey(sequence)
+ pubkey2 = self.get_pubkey(sequence, mpk = self.mpk2)
+ address = Transaction.multisig_script([pubkey1, pubkey2], 2)["address"]
+ else:
+ pubkey1 = self.get_pubkey(sequence)
+ pubkey2 = self.get_pubkey(sequence, mpk = self.mpk2)
+ pubkey3 = self.get_pubkey(sequence, mpk = self.mpk3)
+ address = Transaction.multisig_script([pubkey1, pubkey2, pubkey3], 2)["address"]
+ return address
+
+ def get_pubkey(self, sequence, mpk=None):
+ curve = SECP256k1
+ if mpk is None: mpk = self.mpk
+ z = self.get_sequence(sequence, mpk)
+ master_public_key = ecdsa.VerifyingKey.from_string( mpk.decode('hex'), curve = SECP256k1 )
+ pubkey_point = master_public_key.pubkey.point + z*curve.generator
+ public_key2 = ecdsa.VerifyingKey.from_public_point( pubkey_point, curve = SECP256k1 )
+ return '04' + public_key2.to_string().encode('hex')
+
+ def get_private_key_from_stretched_exponent(self, sequence, secexp):
+ order = generator_secp256k1.order()
+ secexp = ( secexp + self.get_sequence(sequence, self.mpk) ) % order
+ pk = number_to_string( secexp, generator_secp256k1.order() )
+ compressed = False
+ return SecretToASecret( pk, compressed )
+
+ def get_private_key(self, sequence, seed):
+ secexp = self.stretch_key(seed)
+ return self.get_private_key_from_stretched_exponent(sequence, secexp)
+
+ def get_private_keys(self, sequence_list, seed):
+ secexp = self.stretch_key(seed)
+ return [ self.get_private_key_from_stretched_exponent( sequence, secexp) for sequence in sequence_list]
+
+ def check_seed(self, seed):
+ curve = SECP256k1
+ secexp = self.stretch_key(seed)
+ master_private_key = ecdsa.SigningKey.from_secret_exponent( secexp, curve = SECP256k1 )
+ master_public_key = master_private_key.get_verifying_key().to_string().encode('hex')
+ if master_public_key != self.mpk:
+ print_error('invalid password (mpk)')
+ raise BaseException('Invalid password')
+ return True
+
+ def get_input_info(self, sequence):
+ if not self.mpk2:
+ pk_addr = self.get_address(sequence)
+ redeemScript = None
+ elif not self.mpk3:
+ pubkey1 = self.get_pubkey(sequence)
+ pubkey2 = self.get_pubkey(sequence,mpk=self.mpk2)
+ pk_addr = public_key_to_bc_address( pubkey1.decode('hex') ) # we need to return that address to get the right private key
+ redeemScript = Transaction.multisig_script([pubkey1, pubkey2], 2)['redeemScript']
+ else:
+ pubkey1 = self.get_pubkey(sequence)
+ pubkey2 = self.get_pubkey(sequence, mpk=self.mpk2)
+ pubkey3 = self.get_pubkey(sequence, mpk=self.mpk3)
+ pk_addr = public_key_to_bc_address( pubkey1.decode('hex') ) # we need to return that address to get the right private key
+ redeemScript = Transaction.multisig_script([pubkey1, pubkey2, pubkey3], 2)['redeemScript']
+ return pk_addr, redeemScript
+
+
+
+class BIP32_Account(Account):
+
+ def __init__(self, v):
+ Account.__init__(self, v)
+ self.c = v['c'].decode('hex')
+ self.K = v['K'].decode('hex')
+ self.cK = v['cK'].decode('hex')
+
+ def dump(self):
+ d = Account.dump(self)
+ d['c'] = self.c.encode('hex')
+ d['K'] = self.K.encode('hex')
+ d['cK'] = self.cK.encode('hex')
+ return d
+
+ def get_new_address(self, for_change, n):
+ pubkey = self.get_pubkey(for_change, n)
+ address = public_key_to_bc_address( pubkey )
+ return address
+
+ def get_pubkey(self, for_change, n):
+ K = self.K
+ chain = self.c
+ for i in [for_change, n]:
+ K, K_compressed, chain = CKD_prime(K, chain, i)
+ return K_compressed
+
+ def get_address(self, sequence):
+ for_change, n = sequence
+ pubkey = self.get_pubkey(for_change, n)
+ address = public_key_to_bc_address( pubkey )
+ return address
+
+ def get_private_key(self, sequence, master_k):
+ chain = self.c
+ k = master_k
+ for i in sequence:
+ k, chain = CKD(k, chain, i)
+ return SecretToASecret(k, True)
+
+ def get_private_keys(self, sequence_list, seed):
+ return [ self.get_private_key( sequence, seed) for sequence in sequence_list]
+
+ def check_seed(self, seed):
+ master_secret, master_chain, master_public_key, master_public_key_compressed = bip32_init(seed)
+ assert self.mpk == (master_public_key.encode('hex'), master_chain.encode('hex'))
+
+ def get_input_info(self, sequence):
+ pk_addr = self.get_address(sequence)
+ redeemScript = None
+ return pk_addr, redeemScript
+
+
+
+class BIP32_Account_2of2(BIP32_Account):
+
+ def __init__(self, v):
+ BIP32_Account.__init__(self, v)
+ self.c2 = v['c2'].decode('hex')
+ self.K2 = v['K2'].decode('hex')
+ self.cK2 = v['cK2'].decode('hex')
+
+ def dump(self):
+ d = BIP32_Account.dump(self)
+ d['c2'] = self.c2.encode('hex')
+ d['K2'] = self.K2.encode('hex')
+ d['cK2'] = self.cK2.encode('hex')
+ return d
+
+ def get_pubkey2(self, for_change, n):
+ K = self.K2
+ chain = self.c2
+ for i in [for_change, n]:
+ K, K_compressed, chain = CKD_prime(K, chain, i)
+ return K_compressed
+
+ def get_new_address(self, for_change, n):
+ pubkey1 = self.get_pubkey(for_change, n)
+ pubkey2 = self.get_pubkey2(for_change, n)
+ address = Transaction.multisig_script([pubkey1.encode('hex'), pubkey2.encode('hex')], 2)["address"]
+ return address
+
+ def get_input_info(self, sequence):
+ chain, i = sequence
+ pubkey1 = self.get_pubkey(chain, i)
+ pubkey2 = self.get_pubkey2(chain, i)
+ # fixme
+ pk_addr = None # public_key_to_bc_address( pubkey1 ) # we need to return that address to get the right private key
+ redeemScript = Transaction.multisig_script([pubkey1.encode('hex'), pubkey2.encode('hex')], 2)['redeemScript']
+ return pk_addr, redeemScript
+
DIR diff --git a/lib/bitcoin.py b/lib/bitcoin.py
t@@ -427,169 +427,29 @@ def CKD_prime(K, c, n):
-class ElectrumSequence:
- """ Privatekey(type,n) = Master_private_key + H(n|S|type) """
-
- def __init__(self, mpk, mpk2 = None, mpk3 = None):
- self.mpk = mpk
- self.mpk2 = mpk2
- self.mpk3 = mpk3
+def bip32_private_derivation(k, c, branch, sequence):
+ assert sequence.startswith(branch)
+ sequence = sequence[len(branch):]
+ for n in sequence.split('/'):
+ if n == '': continue
+ n = int(n[:-1]) + BIP32_PRIME if n[-1] == "'" else int(n)
+ k, c = CKD(k, c, n)
+ K, K_compressed = get_pubkeys_from_secret(k)
+ return k.encode('hex'), c.encode('hex'), K.encode('hex'), K_compressed.encode('hex')
- @classmethod
- def mpk_from_seed(klass, seed):
- curve = SECP256k1
- secexp = klass.stretch_key(seed)
- master_private_key = ecdsa.SigningKey.from_secret_exponent( secexp, curve = SECP256k1 )
- master_public_key = master_private_key.get_verifying_key().to_string().encode('hex')
- return master_public_key
- @classmethod
- def stretch_key(self,seed):
- oldseed = seed
- for i in range(100000):
- seed = hashlib.sha256(seed + oldseed).digest()
- return string_to_number( seed )
-
- def get_sequence(self, sequence, mpk):
- for_change, n = sequence
- return string_to_number( Hash( "%d:%d:"%(n,for_change) + mpk.decode('hex') ) )
-
- def get_address(self, sequence):
- if not self.mpk2:
- pubkey = self.get_pubkey(sequence)
- address = public_key_to_bc_address( pubkey.decode('hex') )
- elif not self.mpk3:
- pubkey1 = self.get_pubkey(sequence)
- pubkey2 = self.get_pubkey(sequence, mpk = self.mpk2)
- address = Transaction.multisig_script([pubkey1, pubkey2], 2)["address"]
- else:
- pubkey1 = self.get_pubkey(sequence)
- pubkey2 = self.get_pubkey(sequence, mpk = self.mpk2)
- pubkey3 = self.get_pubkey(sequence, mpk = self.mpk3)
- address = Transaction.multisig_script([pubkey1, pubkey2, pubkey3], 2)["address"]
- return address
-
- def get_pubkey(self, sequence, mpk=None):
- curve = SECP256k1
- if mpk is None: mpk = self.mpk
- z = self.get_sequence(sequence, mpk)
- master_public_key = ecdsa.VerifyingKey.from_string( mpk.decode('hex'), curve = SECP256k1 )
- pubkey_point = master_public_key.pubkey.point + z*curve.generator
- public_key2 = ecdsa.VerifyingKey.from_public_point( pubkey_point, curve = SECP256k1 )
- return '04' + public_key2.to_string().encode('hex')
-
- def get_private_key_from_stretched_exponent(self, sequence, secexp):
- order = generator_secp256k1.order()
- secexp = ( secexp + self.get_sequence(sequence, self.mpk) ) % order
- pk = number_to_string( secexp, generator_secp256k1.order() )
- compressed = False
- return SecretToASecret( pk, compressed )
-
- def get_private_key(self, sequence, seed):
- secexp = self.stretch_key(seed)
- return self.get_private_key_from_stretched_exponent(sequence, secexp)
-
- def get_private_keys(self, sequence_list, seed):
- secexp = self.stretch_key(seed)
- return [ self.get_private_key_from_stretched_exponent( sequence, secexp) for sequence in sequence_list]
-
- def check_seed(self, seed):
- curve = SECP256k1
- secexp = self.stretch_key(seed)
- master_private_key = ecdsa.SigningKey.from_secret_exponent( secexp, curve = SECP256k1 )
- master_public_key = master_private_key.get_verifying_key().to_string().encode('hex')
- if master_public_key != self.mpk:
- print_error('invalid password (mpk)')
- raise BaseException('Invalid password')
- return True
-
- def get_input_info(self, sequence):
- if not self.mpk2:
- pk_addr = self.get_address(sequence)
- redeemScript = None
- elif not self.mpk3:
- pubkey1 = self.get_pubkey(sequence)
- pubkey2 = self.get_pubkey(sequence,mpk=self.mpk2)
- pk_addr = public_key_to_bc_address( pubkey1.decode('hex') ) # we need to return that address to get the right private key
- redeemScript = Transaction.multisig_script([pubkey1, pubkey2], 2)['redeemScript']
- else:
- pubkey1 = self.get_pubkey(sequence)
- pubkey2 = self.get_pubkey(sequence, mpk=self.mpk2)
- pubkey3 = self.get_pubkey(sequence, mpk=self.mpk3)
- pk_addr = public_key_to_bc_address( pubkey1.decode('hex') ) # we need to return that address to get the right private key
- redeemScript = Transaction.multisig_script([pubkey1, pubkey2, pubkey3], 2)['redeemScript']
- return pk_addr, redeemScript
+def bip32_public_derivation(c, K, branch, sequence):
+ assert sequence.startswith(branch)
+ sequence = sequence[len(branch):]
+ for n in sequence.split('/'):
+ n = int(n)
+ K, cK, c = CKD_prime(K, c, n)
+ return c.encode('hex'), K.encode('hex'), cK.encode('hex')
-class BIP32Sequence:
- def __init__(self, mpk, mpk2 = None, mpk3 = None):
- self.mpk = mpk
- self.mpk2 = mpk2
- self.mpk3 = mpk3
-
- @classmethod
- def mpk_from_seed(klass, seed):
- master_secret, master_chain, master_public_key, master_public_key_compressed = bip32_init(seed)
- return master_public_key.encode('hex'), master_chain.encode('hex')
-
- def get_pubkey(self, sequence, mpk = None):
- if not mpk: mpk = self.mpk
- master_public_key, master_chain = mpk
- K = master_public_key.decode('hex')
- chain = master_chain.decode('hex')
- for i in sequence:
- K, K_compressed, chain = CKD_prime(K, chain, i)
- return K_compressed.encode('hex')
-
- def get_address(self, sequence):
- if not self.mpk2:
- pubkey = self.get_pubkey(sequence)
- address = public_key_to_bc_address( pubkey.decode('hex') )
- elif not self.mpk3:
- pubkey1 = self.get_pubkey(sequence)
- pubkey2 = self.get_pubkey(sequence, mpk = self.mpk2)
- address = Transaction.multisig_script([pubkey1, pubkey2], 2)["address"]
- else:
- pubkey1 = self.get_pubkey(sequence)
- pubkey2 = self.get_pubkey(sequence, mpk = self.mpk2)
- pubkey3 = self.get_pubkey(sequence, mpk = self.mpk3)
- address = Transaction.multisig_script([pubkey1, pubkey2, pubkey3], 2)["address"]
- return address
-
- def get_private_key(self, sequence, seed):
- master_secret, master_chain, master_public_key, master_public_key_compressed = bip32_init(seed)
- chain = master_chain
- k = master_secret
- for i in sequence:
- k, chain = CKD(k, chain, i)
- return SecretToASecret(k, True)
-
- def get_private_keys(self, sequence_list, seed):
- return [ self.get_private_key( sequence, seed) for sequence in sequence_list]
-
- def check_seed(self, seed):
- master_secret, master_chain, master_public_key, master_public_key_compressed = bip32_init(seed)
- assert self.mpk == (master_public_key.encode('hex'), master_chain.encode('hex'))
-
- def get_input_info(self, sequence):
- if not self.mpk2:
- pk_addr = self.get_address(sequence)
- redeemScript = None
- elif not self.mpk3:
- pubkey1 = self.get_pubkey(sequence)
- pubkey2 = self.get_pubkey(sequence, mpk=self.mpk2)
- pk_addr = public_key_to_bc_address( pubkey1.decode('hex') ) # we need to return that address to get the right private key
- redeemScript = Transaction.multisig_script([pubkey1, pubkey2], 2)['redeemScript']
- else:
- pubkey1 = self.get_pubkey(sequence)
- pubkey2 = self.get_pubkey(sequence, mpk=self.mpk2)
- pubkey3 = self.get_pubkey(sequence, mpk=self.mpk3)
- pk_addr = public_key_to_bc_address( pubkey1.decode('hex') ) # we need to return that address to get the right private key
- redeemScript = Transaction.multisig_script([pubkey1, pubkey2, pubkey3], 2)['redeemScript']
- return pk_addr, redeemScript
################################## transactions
t@@ -734,9 +594,10 @@ class Transaction:
txin = self.inputs[i]
tx_for_sig = self.serialize( self.inputs, self.outputs, for_sig = i )
- if txin.get('redeemScript'):
+ redeem_script = txin.get('redeemScript')
+ if redeem_script:
# 1 parse the redeem script
- num, redeem_pubkeys = deserialize.parse_redeemScript(txin.get('redeemScript'))
+ num, redeem_pubkeys = deserialize.parse_redeemScript(redeem_script)
self.inputs[i]["pubkeys"] = redeem_pubkeys
# build list of public/private keys
t@@ -747,19 +608,25 @@ class Transaction:
pubkey = GetPubKey(pkey.pubkey, compressed)
keypairs[ pubkey.encode('hex') ] = sec
+ print "keypairs", keypairs
+ print redeem_script, redeem_pubkeys
+
# list of already existing signatures
signatures = txin.get("signatures",[])
print_error("signatures",signatures)
for pubkey in redeem_pubkeys:
- public_key = ecdsa.VerifyingKey.from_string(pubkey[2:].decode('hex'), curve = SECP256k1)
- for s in signatures:
- try:
- public_key.verify_digest( s.decode('hex')[:-1], Hash( tx_for_sig.decode('hex') ), sigdecode = ecdsa.util.sigdecode_der)
- break
- except ecdsa.keys.BadSignatureError:
- continue
- else:
+
+ # here we have compressed key.. it won't work
+ #public_key = ecdsa.VerifyingKey.from_string(pubkey[2:].decode('hex'), curve = SECP256k1)
+ #for s in signatures:
+ # try:
+ # public_key.verify_digest( s.decode('hex')[:-1], Hash( tx_for_sig.decode('hex') ), sigdecode = ecdsa.util.sigdecode_der)
+ # break
+ # except ecdsa.keys.BadSignatureError:
+ # continue
+ #else:
+ if 1:
# check if we have a key corresponding to the redeem script
if pubkey in keypairs.keys():
# add signature
t@@ -783,7 +650,6 @@ class Transaction:
compressed = is_compressed(sec)
pkey = regenerate_key(sec)
secexp = pkey.secret
-
private_key = ecdsa.SigningKey.from_secret_exponent( secexp, curve = SECP256k1 )
public_key = private_key.get_verifying_key()
pkey = EC_KEY(secexp)
DIR diff --git a/lib/simple_config.py b/lib/simple_config.py
t@@ -206,7 +206,7 @@ a SimpleConfig instance then reads the wallet file.
def save_wallet_config(self):
# prevent the creation of incomplete wallets
- if self.wallet_config.get('master_public_key') is None:
+ if self.wallet_config.get('master_public_keys') is None:
return
s = repr(self.wallet_config)
DIR diff --git a/lib/wallet.py b/lib/wallet.py
t@@ -32,7 +32,7 @@ import time
from util import print_msg, print_error, user_dir, format_satoshis
from bitcoin import *
-
+from account import *
# AES encryption
EncodeAES = lambda secret, s: base64.b64encode(aes.encryptData(secret,s))
t@@ -85,14 +85,12 @@ class Wallet:
self.imported_keys = config.get('imported_keys',{})
self.history = config.get('addr_history',{}) # address -> list(txid, height)
- self.accounts = config.get('accounts', {}) # this should not include public keys
- self.SequenceClass = ElectrumSequence
- self.sequences = {}
- self.sequences[0] = self.SequenceClass(self.config.get('master_public_key'))
- if self.accounts.get(0) is None:
- self.accounts[0] = { 0:[], 1:[], 'name':'Main account' }
+ self.master_public_keys = config.get('master_public_keys',{})
+ self.master_private_keys = config.get('master_private_keys', {})
+
+ self.load_accounts(config)
self.transactions = {}
tx = config.get('transactions',{})
t@@ -167,18 +165,88 @@ class Wallet:
seed = random_seed(128)
self.seed = seed
+
def save_seed(self):
self.config.set_key('seed', self.seed, True)
self.config.set_key('seed_version', self.seed_version, True)
- mpk = self.SequenceClass.mpk_from_seed(self.seed)
- self.init_sequence(mpk)
+
+ master_k, master_c, master_K, master_cK = bip32_init(self.seed)
+
+ k0, c0, K0, cK0 = bip32_private_derivation(master_k, master_c, "m/", "m/0'/")
+ k1, c1, K1, cK1 = bip32_private_derivation(master_k, master_c, "m/", "m/1'/")
+ k2, c2, K2, cK2 = bip32_private_derivation(master_k, master_c, "m/", "m/2'/")
+
+ self.master_public_keys = {
+ "m/0'/": (c0, K0, cK0),
+ "m/1'/": (c1, K1, cK1),
+ "m/2'/": (c2, K2, cK2)
+ }
+
+ self.master_private_keys = {
+ "m/0'/": k0,
+ "m/1'/": k1
+ }
+ # send k2 to service
+
+ self.config.set_key('master_public_keys', self.master_public_keys, True)
+ self.config.set_key('master_private_keys', self.master_private_keys, True)
+
+ # create default account
+ self.create_new_account('Main account')
+
+
+ def create_new_account(self, name):
+ keys = self.accounts.keys()
+ i = 0
+
+ while True:
+ derivation = "m/0'/%d'"%i
+ if derivation not in keys: break
+ i += 1
+
+ start = "m/0'/"
+ master_c, master_K, master_cK = self.master_public_keys[start]
+ master_k = self.master_private_keys[start] # needs decryption
+ k, c, K, cK = bip32_private_derivation(master_k, master_c, start, derivation) # this is a type 1 derivation
+
+ self.accounts[derivation] = BIP32_Account({ 'name':name, 'c':c, 'K':K, 'cK':cK })
+ self.save_accounts()
+
+ def create_p2sh_account(self, name):
+ keys = self.accounts.keys()
+ i = 0
+ while True:
+ account_id = "m/1'/%d & m/2'/%d"%(i,i)
+ if account_id not in keys: break
+ i += 1
+
+ master_c1, master_K1, _ = self.master_public_keys["m/1'/"]
+ c1, K1, cK1 = bip32_public_derivation(master_c1.decode('hex'), master_K1.decode('hex'), "m/1'/", "m/1'/%d"%i)
+
+ master_c2, master_K2, _ = self.master_public_keys["m/2'/"]
+ c2, K2, cK2 = bip32_public_derivation(master_c2.decode('hex'), master_K2.decode('hex'), "m/2'/", "m/2'/%d"%i)
+
+ self.accounts[account_id] = BIP32_Account_2of2({ 'name':name, 'c':c1, 'K':K1, 'cK':cK1, 'c2':c2, 'K2':K2, 'cK2':cK2 })
+ self.save_accounts()
+
+
+ def save_accounts(self):
+ d = {}
+ for k, v in self.accounts.items():
+ d[k] = v.dump()
+ self.config.set_key('accounts', d, True)
+
+
+ def load_accounts(self, config):
+ d = config.get('accounts', {})
+ self.accounts = {}
+ for k, v in d.items():
+ if '&' in k:
+ self.accounts[k] = BIP32_Account_2of2(v)
+ else:
+ self.accounts[k] = BIP32_Account(v)
- def init_sequence(self, mpk):
- self.config.set_key('master_public_key', mpk, True)
- self.sequences[0] = self.SequenceClass(mpk)
- self.accounts[0] = { 0:[], 1:[], 'name':'Main account' }
- self.config.set_key('accounts', self.accounts, True)
def addresses(self, include_change = True):
t@@ -198,6 +266,7 @@ class Wallet:
return s[0] == 1
def get_master_public_key(self):
+ raise
return self.config.get("master_public_key")
def get_address_index(self, address):
t@@ -205,7 +274,7 @@ class Wallet:
return -1, None
for account in self.accounts.keys():
for for_change in [0,1]:
- addresses = self.accounts[account][for_change]
+ addresses = self.accounts[account].get_addresses(for_change)
for addr in addresses:
if address == addr:
return account, (for_change, addresses.index(addr))
t@@ -214,12 +283,12 @@ class Wallet:
def get_public_key(self, address):
account, sequence = self.get_address_index(address)
- return self.sequences[account].get_pubkey( sequence )
+ return self.accounts[account].get_pubkey( sequence )
def decode_seed(self, password):
seed = pw_decode(self.seed, password)
- self.sequences[0].check_seed(seed)
+ #todo: #self.sequences[0].check_seed(seed)
return seed
def get_private_key(self, address, password):
t@@ -230,19 +299,27 @@ class Wallet:
# decode seed in any case, in order to test the password
seed = self.decode_seed(password)
out = {}
- l_sequences = []
- l_addresses = []
for address in addresses:
if address in self.imported_keys.keys():
out[address] = pw_decode( self.imported_keys[address], password )
else:
account, sequence = self.get_address_index(address)
- if account == 0:
- l_sequences.append(sequence)
- l_addresses.append(address)
+ print "found index", address, account, sequence
+ if account == "m/0'/0'":
+ # FIXME: this is ugly
+ master_k = self.master_private_keys["m/0'/"]
+ master_c, _, _ = self.master_public_keys["m/0'/"]
+ master_k, master_c = CKD(master_k, master_c, 0 + BIP32_PRIME)
+ pk = self.accounts["m/0'/0'"].get_private_key(sequence, master_k)
+ out[address] = pk
+
+ elif account == "m/1'/1 & m/2'/1":
+ master_k = self.master_private_keys["m/1'/"]
+ master_c, master_K, _ = self.master_public_keys["m/1'/"]
+ master_k, master_c = CKD(master_k.decode('hex'), master_c.decode('hex'), 1)
+ pk = self.accounts[account].get_private_key(sequence, master_k)
+ out[address] = pk
- pk = self.sequences[0].get_private_keys(l_sequences, seed)
- for i, address in enumerate(l_addresses): out[address] = pk[i]
return out
t@@ -281,8 +358,8 @@ class Wallet:
if txin.get('KeyID'):
account, name, sequence = txin.get('KeyID')
if name != 'Electrum': continue
- sec = self.sequences[account].get_private_key(sequence, seed)
- addr = self.sequences[account].get_address(sequence)
+ sec = self.accounts[account].get_private_key(sequence, seed)
+ addr = self.accounts[account].get_address(sequence)
txin['address'] = addr
private_keys[addr] = sec
t@@ -313,20 +390,6 @@ class Wallet:
print_error("Verification error: {0}".format(e))
return False
- def create_new_address(self, account, for_change):
- addresses = self.accounts[account][for_change]
- n = len(addresses)
- address = self.get_new_address( account, for_change, n)
- self.accounts[account][for_change].append(address)
- self.history[address] = []
- print_msg(address)
- return address
-
-
- def get_new_address(self, account, for_change, n):
- return self.sequences[account].get_address((for_change, n))
- print address
- return address
def change_gap_limit(self, value):
if value >= self.gap_limit:
t@@ -345,7 +408,7 @@ class Wallet:
self.gap_limit = value
self.config.set_key('gap_limit', self.gap_limit, True)
- self.config.set_key('accounts', self.accounts, True)
+ self.save_accounts()
return True
else:
return False
t@@ -363,7 +426,7 @@ class Wallet:
nmax = 0
for account in self.accounts.values():
- addresses = account[0]
+ addresses = account.get_addresses(0)
k = self.num_unused_trailing_addresses(addresses)
for a in addresses[0:-k]:
if self.history.get(a):
t@@ -391,16 +454,22 @@ class Wallet:
def synchronize_sequence(self, account, for_change):
limit = self.gap_limit_for_change if for_change else self.gap_limit
- addresses = self.accounts[account][for_change]
new_addresses = []
while True:
+ addresses = account.get_addresses(for_change)
if len(addresses) < limit:
- new_addresses.append( self.create_new_address(account, for_change) )
+ address = account.create_new_address(for_change)
+ self.history[address] = []
+ new_addresses.append( address )
continue
+
if map( lambda a: self.address_is_old(a), addresses[-limit:] ) == limit*[False]:
break
else:
- new_addresses.append( self.create_new_address(account, for_change) )
+ address = account.create_new_address(for_change)
+ self.history[address] = []
+ new_addresses.append( address )
+
return new_addresses
t@@ -412,10 +481,10 @@ class Wallet:
def synchronize(self):
new = []
- for account in self.accounts.keys():
+ for account in self.accounts.values():
new += self.synchronize_account(account)
if new:
- self.config.set_key('accounts', self.accounts, True)
+ self.save_accounts()
self.config.set_key('addr_history', self.history, True)
return new
t@@ -522,7 +591,7 @@ class Wallet:
def get_accounts(self):
accounts = {}
for k, account in self.accounts.items():
- accounts[k] = account.get('name')
+ accounts[k] = account.name
if self.imported_keys:
accounts[-1] = 'Imported keys'
return accounts
t@@ -534,8 +603,8 @@ class Wallet:
o = self.imported_keys.keys()
else:
ac = self.accounts[a]
- o = ac[0][:]
- if include_change: o += ac[1]
+ o = ac.get_addresses(0)
+ if include_change: o += ac.get_addresses(1)
return o
def get_imported_balance(self):
t@@ -818,14 +887,20 @@ class Wallet:
pk_addresses.append(address)
continue
account, sequence = self.get_address_index(address)
- txin['KeyID'] = (account, 'Electrum', sequence) # used by the server to find the key
- pk_addr, redeemScript = self.sequences[account].get_input_info(sequence)
+
+ txin['KeyID'] = (account, 'BIP32', sequence) # used by the server to find the key
+
+ _, redeemScript = self.accounts[account].get_input_info(sequence)
+
if redeemScript: txin['redeemScript'] = redeemScript
- pk_addresses.append(pk_addr)
+ pk_addresses.append(address)
+
+ print "pk_addresses", pk_addresses
# get all private keys at once.
if self.seed:
private_keys = self.get_private_keys(pk_addresses, password)
+ print "private keys", private_keys
tx.sign(private_keys)
for address, x in outputs:
t@@ -920,7 +995,6 @@ class Wallet:
s = {
'use_change': self.use_change,
'fee_per_kb': self.fee,
- 'accounts': self.accounts,
'addr_history': self.history,
'labels': self.labels,
'contacts': self.addressbook,