def mock_fork(self, bad_header):
forkpoint = bad_header['block_height']
b = blockchain.Blockchain(config=self.config,
forkpoint=forkpoint,
parent=None,
forkpoint_hash=bh2u(sha256(str(forkpoint))),
prev_hash=bh2u(sha256(str(forkpoint - 1))))
return b
def test_mnemonic_to_seed(self):
for test_name, test in SEED_TEST_CASES.items():
if test.words_hex is not None:
self.assertEqual(test.words_hex, bh2u(test.words.encode('utf8')), msg=test_name)
self.assertTrue(is_new_seed(test.words, prefix=test.seed_version), msg=test_name)
m = mnemonic.Mnemonic(lang=test.lang)
if test.entropy is not None:
self.assertEqual(test.entropy, m.mnemonic_decode(test.words), msg=test_name)
if test.passphrase_hex is not None:
self.assertEqual(test.passphrase_hex, bh2u(test.passphrase.encode('utf8')), msg=test_name)
seed = mnemonic.Mnemonic.mnemonic_to_seed(mnemonic=test.words, passphrase=test.passphrase)
self.assertEqual(test.bip32_seed, bh2u(seed), msg=test_name)
def update(features):
self.features = features
set_label_enabled()
bl_hash = bh2u(features.bootloader_hash)
bl_hash = "\n".join([bl_hash[:32], bl_hash[32:]])
noyes = [_("No"), _("Yes")]
endis = [_("Enable Passphrases"), _("Disable Passphrases")]
disen = [_("Disabled"), _("Enabled")]
setchange = [_("Set a PIN"), _("Change PIN")]
version = "%d.%d.%d" % (features.major_version,
features.minor_version,
features.patch_version)
coins = ", ".join(coin.coin_name for coin in features.coins)
device_label.setText(features.label)
pin_set_label.setText(noyes[features.pin_protection])
passphrases_label.setText(disen[features.passphrase_protection])
bl_hash_label.setText(bl_hash)
label_edit.setText(features.label)
device_id_label.setText(features.device_id)
initialized_label.setText(noyes[features.initialized])
version_label.setText(version)
coins_label.setText(coins)
clear_pin_button.setVisible(features.pin_protection)
clear_pin_warning.setVisible(features.pin_protection)
pin_button.setText(setchange[features.pin_protection])
pin_msg.setVisible(not features.pin_protection)
passphrase_button.setText(endis[features.passphrase_protection])
language_label.setText(features.language)
def gen_random_versioned_seed(cls):
version = cls.LATEST_VERSION
hex_seed = bh2u(os.urandom(16))
checksum = cls.code_hashid(version + hex_seed)
return VersionedSeed(version=version.upper(),
seed=hex_seed.upper(),
checksum=checksum.upper())
def test_mnemonic_to_seed_chinese_with_passphrase(self):
words = SEED_WORDS_CHINESE
passphrase = PASSPHRASE_CHINESE
self.assertTrue(is_new_seed(words, prefix=SEED_PREFIX_SW))
seed = mnemonic.Mnemonic.mnemonic_to_seed(mnemonic=words,
passphrase=passphrase)
self.assertEqual(
'6c03dd0615cf59963620c0af6840b52e867468cc64f20a1f4c8155705738e87b8edb0fc8a6cee4085776cb3a629ff88bb1a38f37085efdbf11ce9ec5a7fa5f71',
bh2u(seed))
def test_mnemonic_to_seed_japanese_with_unicode_horror(self):
words = SEED_WORDS_JAPANESE
self.assertTrue(is_new_seed(words))
seed = mnemonic.Mnemonic.mnemonic_to_seed(mnemonic=words,
passphrase=UNICODE_HORROR)
self.assertEqual(
'251ee6b45b38ba0849e8f40794540f7e2c6d9d604c31d68d3ac50c034f8b64e4bc037c5e1e985a2fed8aad23560e690b03b120daf2e84dceb1d7857dda042457',
bh2u(seed))
def sign_transaction(self, keystore, tx, prev_tx, xpub_path):
self.prev_tx = prev_tx
self.xpub_path = xpub_path
client = self.get_client(keystore)
inputs = self.tx_inputs(tx, True, keystore.get_script_gen())
outputs = self.tx_outputs(keystore.get_derivation(), tx, keystore.get_script_gen())
signatures = client.sign_tx(self.get_coin_name(), inputs, outputs, lock_time=tx.locktime)[0]
signatures = [(bh2u(x) + '01') for x in signatures]
tx.update_signatures(signatures)
def test_mnemonic_to_seed_chinese(self):
words = SEED_WORDS_CHINESE
self.assertTrue(is_new_seed(words, prefix=SEED_PREFIX_SW))
m = mnemonic.Mnemonic(lang='zh')
self.assertEqual(3083737086352778425940060465574397809099,
m.mnemonic_decode(words))
seed = mnemonic.Mnemonic.mnemonic_to_seed(mnemonic=words,
passphrase='')
self.assertEqual(
'0b9077db7b5a50dbb6f61821e2d35e255068a5847e221138048a20e12d80b673ce306b6fe7ac174ebc6751e11b7037be6ee9f17db8040bb44f8466d519ce2abf',
bh2u(seed))
def test_mnemonic_to_seed_japanese(self):
words = SEED_WORDS_JAPANESE
self.assertTrue(is_new_seed(words))
m = mnemonic.Mnemonic(lang='ja')
self.assertEqual(1938439226660562861250521787963972783469,
m.mnemonic_decode(words))
seed = mnemonic.Mnemonic.mnemonic_to_seed(mnemonic=words,
passphrase='')
self.assertEqual(
'd3eaf0e44ddae3a5769cb08a26918e8b308258bcb057bb704c6f69713245c0b35cb92c03df9c9ece5eff826091b4e74041e010b701d44d610976ce8bfb66a8ad',
bh2u(seed))
def sign_transaction(self, keystore, tx, prev_tx, xpub_path):
prev_tx = {
bfh(txhash): self.electrum_tx_to_txtype(tx, xpub_path)
for txhash, tx in prev_tx.items()
}
client = self.get_client(keystore)
inputs = self.tx_inputs(tx, xpub_path, True)
outputs = self.tx_outputs(keystore.get_derivation(), tx)
details = SignTx(lock_time=tx.locktime, version=tx.version)
signatures, _ = client.sign_tx(self.get_coin_name(),
inputs,
outputs,
details=details,
prev_txes=prev_tx)
signatures = [(bh2u(x) + '01') for x in signatures]
tx.update_signatures(signatures)
def sign_transaction(self, tx, password):
# Build a PSBT in memory, upload it for signing.
# - we can also work offline (without paired device present)
if tx.is_complete():
return
client = self.get_client()
assert client.dev.master_fingerprint == self.ckcc_xfp
raw_psbt = self.build_psbt(tx)
#open('debug.psbt', 'wb').write(out_fd.getvalue())
try:
try:
self.handler.show_message("Authorize Transaction...")
client.sign_transaction_start(raw_psbt, True)
while 1:
# How to kill some time, without locking UI?
time.sleep(0.250)
resp = client.sign_transaction_poll()
if resp is not None:
break
rlen, rsha = resp
# download the resulting txn.
new_raw = client.download_file(rlen, rsha)
finally:
self.handler.finished()
except (CCUserRefused, CCBusyError) as exc:
print_error('[coldcard]', 'Did not sign:', str(exc))
self.handler.show_error(str(exc))
return
except BaseException as e:
traceback.print_exc(file=sys.stderr)
self.give_error(e, True)
return
# trust the coldcard to re-searilize final product right?
tx.update(bh2u(new_raw))
def test_push_script(self):
# https://github.com/bitcoin/bips/blob/master/bip-0062.mediawiki#push-operators
self.assertEqual(push_script(''), bh2u(bytes([opcodes.OP_0])))
self.assertEqual(push_script('07'), bh2u(bytes([opcodes.OP_7])))
self.assertEqual(push_script('10'), bh2u(bytes([opcodes.OP_16])))
self.assertEqual(push_script('81'), bh2u(bytes([opcodes.OP_1NEGATE])))
self.assertEqual(push_script('11'), '0111')
self.assertEqual(push_script(75 * '42'), '4b' + 75 * '42')
self.assertEqual(
push_script(76 * '42'),
bh2u(bytes([opcodes.OP_PUSHDATA1]) + bfh('4c' + 76 * '42')))
self.assertEqual(
push_script(100 * '42'),
bh2u(bytes([opcodes.OP_PUSHDATA1]) + bfh('64' + 100 * '42')))
self.assertEqual(
push_script(255 * '42'),
bh2u(bytes([opcodes.OP_PUSHDATA1]) + bfh('ff' + 255 * '42')))
self.assertEqual(
push_script(256 * '42'),
bh2u(bytes([opcodes.OP_PUSHDATA2]) + bfh('0001' + 256 * '42')))
self.assertEqual(
push_script(520 * '42'),
bh2u(bytes([opcodes.OP_PUSHDATA2]) + bfh('0802' + 520 * '42')))
def on_qr(self, data):
from electrum_nmc.bitcoin import base_decode, is_address
data = data.strip()
if is_address(data):
self.set_URI(data)
return
if data.startswith('namecoin:'):
self.set_URI(data)
return
# try to decode transaction
from electrum_nmc.transaction import Transaction
from electrum_nmc.util import bh2u
try:
text = bh2u(base_decode(data, None, base=43))
tx = Transaction(text)
tx.deserialize()
except:
tx = None
if tx:
self.tx_dialog(tx)
return
# show error
self.show_error("Unable to decode QR data")
def test_mnemonic_to_seed_basic(self):
# note: not a valid electrum seed
seed = mnemonic.Mnemonic.mnemonic_to_seed(mnemonic='foobar', passphrase='none')
self.assertEqual('741b72fd15effece6bfe5a26a52184f66811bd2be363190e07a42cca442b1a5bb22b3ad0eb338197287e6d314866c7fba863ac65d3f156087a5052ebc7157fce',
bh2u(seed))
def sign_transaction(self, tx, password):
if tx.is_complete():
return
client = self.get_client()
inputs = []
inputsPaths = []
pubKeys = []
chipInputs = []
redeemScripts = []
signatures = []
changePath = ""
output = None
p2shTransaction = False
segwitTransaction = False
pin = ""
self.get_client(
) # prompt for the PIN before displaying the dialog if necessary
# Fetch inputs of the transaction to sign
derivations = self.get_tx_derivations(tx)
for txin in tx.inputs():
if txin['type'] == 'coinbase':
self.give_error(
"Coinbase not supported") # should never happen
if txin['type'] in ['p2sh']:
p2shTransaction = True
if txin['type'] in ['p2wpkh-p2sh', 'p2wsh-p2sh']:
if not self.get_client_electrum().supports_segwit():
self.give_error(MSG_NEEDS_FW_UPDATE_SEGWIT)
segwitTransaction = True
if txin['type'] in ['p2wpkh', 'p2wsh']:
if not self.get_client_electrum().supports_native_segwit():
self.give_error(MSG_NEEDS_FW_UPDATE_SEGWIT)
segwitTransaction = True
pubkeys, x_pubkeys = tx.get_sorted_pubkeys(txin)
for i, x_pubkey in enumerate(x_pubkeys):
if x_pubkey in derivations:
signingPos = i
s = derivations.get(x_pubkey)
hwAddress = "%s/%d/%d" % (self.get_derivation()[2:], s[0],
s[1])
break
else:
self.give_error("No matching x_key for sign_transaction"
) # should never happen
redeemScript = Transaction.get_preimage_script(txin)
txin_prev_tx = txin.get('prev_tx')
if txin_prev_tx is None and not Transaction.is_segwit_input(txin):
raise Exception(
_('Offline signing with {} is not supported for legacy inputs.'
).format(self.device))
txin_prev_tx_raw = txin_prev_tx.raw if txin_prev_tx else None
inputs.append([
txin_prev_tx_raw, txin['prevout_n'], redeemScript,
txin['prevout_hash'], signingPos,
txin.get('sequence', 0xffffffff - 1),
txin.get('value')
])
inputsPaths.append(hwAddress)
pubKeys.append(pubkeys)
# Sanity check
if p2shTransaction:
for txin in tx.inputs():
if txin['type'] != 'p2sh':
self.give_error(
"P2SH / regular input mixed in same transaction not supported"
) # should never happen
txOutput = var_int(len(tx.outputs()))
for o in tx.outputs():
output_type, addr, amount, name_op = o.type, o.address, o.value, o.name_op
txOutput += int_to_hex(amount, 8)
script = tx.pay_script(output_type, addr, name_op)
txOutput += var_int(len(script) // 2)
txOutput += script
txOutput = bfh(txOutput)
# Recognize outputs
# - only one output and one change is authorized (for hw.1 and nano)
# - at most one output can bypass confirmation (~change) (for all)
if not p2shTransaction:
if not self.get_client_electrum().supports_multi_output():
if len(tx.outputs()) > 2:
self.give_error(
"Transaction with more than 2 outputs not supported")
has_change = False
any_output_on_change_branch = is_any_tx_output_on_change_branch(tx)
for o in tx.outputs():
assert o.type == TYPE_ADDRESS
info = tx.output_info.get(o.address)
if (info is not None) and len(tx.outputs()) > 1 \
and not has_change:
index = info.address_index
on_change_branch = index[0] == 1
# prioritise hiding outputs on the 'change' branch from user
# because no more than one change address allowed
if on_change_branch == any_output_on_change_branch:
changePath = self.get_derivation(
)[2:] + "/%d/%d" % index
has_change = True
else:
output = o.address
else:
output = o.address
self.handler.show_message(
_("Confirm Transaction on your Ledger device..."))
try:
# Get trusted inputs from the original transactions
for utxo in inputs:
sequence = int_to_hex(utxo[5], 4)
if segwitTransaction:
tmp = bfh(utxo[3])[::-1]
tmp += bfh(int_to_hex(utxo[1], 4))
tmp += bfh(int_to_hex(utxo[6], 8)) # txin['value']
chipInputs.append({
'value': tmp,
'witness': True,
'sequence': sequence
})
redeemScripts.append(bfh(utxo[2]))
elif not p2shTransaction:
txtmp = bitcoinTransaction(bfh(utxo[0]))
trustedInput = self.get_client().getTrustedInput(
txtmp, utxo[1])
trustedInput['sequence'] = sequence
chipInputs.append(trustedInput)
redeemScripts.append(txtmp.outputs[utxo[1]].script)
else:
tmp = bfh(utxo[3])[::-1]
tmp += bfh(int_to_hex(utxo[1], 4))
chipInputs.append({'value': tmp, 'sequence': sequence})
redeemScripts.append(bfh(utxo[2]))
# Sign all inputs
firstTransaction = True
inputIndex = 0
rawTx = tx.serialize_to_network()
self.get_client().enableAlternate2fa(False)
if segwitTransaction:
self.get_client().startUntrustedTransaction(
True, inputIndex, chipInputs, redeemScripts[inputIndex])
# we don't set meaningful outputAddress, amount and fees
# as we only care about the alternateEncoding==True branch
outputData = self.get_client().finalizeInput(
b'', 0, 0, changePath, bfh(rawTx))
outputData['outputData'] = txOutput
if outputData['confirmationNeeded']:
outputData['address'] = output
self.handler.finished()
pin = self.handler.get_auth(
outputData
) # does the authenticate dialog and returns pin
if not pin:
raise UserWarning()
if pin != 'paired':
self.handler.show_message(
_("Confirmed. Signing Transaction..."))
while inputIndex < len(inputs):
singleInput = [chipInputs[inputIndex]]
self.get_client().startUntrustedTransaction(
False, 0, singleInput, redeemScripts[inputIndex])
inputSignature = self.get_client().untrustedHashSign(
inputsPaths[inputIndex], pin, lockTime=tx.locktime)
inputSignature[0] = 0x30 # force for 1.4.9+
signatures.append(inputSignature)
inputIndex = inputIndex + 1
else:
while inputIndex < len(inputs):
self.get_client().startUntrustedTransaction(
firstTransaction, inputIndex, chipInputs,
redeemScripts[inputIndex])
# we don't set meaningful outputAddress, amount and fees
# as we only care about the alternateEncoding==True branch
outputData = self.get_client().finalizeInput(
b'', 0, 0, changePath, bfh(rawTx))
outputData['outputData'] = txOutput
if outputData['confirmationNeeded']:
outputData['address'] = output
self.handler.finished()
pin = self.handler.get_auth(
outputData
) # does the authenticate dialog and returns pin
if not pin:
raise UserWarning()
if pin != 'paired':
self.handler.show_message(
_("Confirmed. Signing Transaction..."))
else:
# Sign input with the provided PIN
inputSignature = self.get_client().untrustedHashSign(
inputsPaths[inputIndex], pin, lockTime=tx.locktime)
inputSignature[0] = 0x30 # force for 1.4.9+
signatures.append(inputSignature)
inputIndex = inputIndex + 1
if pin != 'paired':
firstTransaction = False
except UserWarning:
self.handler.show_error(_('Cancelled by user'))
return
except BTChipException as e:
if e.sw == 0x6985: # cancelled by user
return
elif e.sw == 0x6982:
raise # pin lock. decorator will catch it
else:
traceback.print_exc(file=sys.stderr)
self.give_error(e, True)
except BaseException as e:
traceback.print_exc(file=sys.stdout)
self.give_error(e, True)
finally:
self.handler.finished()
for i, txin in enumerate(tx.inputs()):
signingPos = inputs[i][4]
tx.add_signature_to_txin(i, signingPos, bh2u(signatures[i]))
tx.raw = tx.serialize()
from electrum_nmc import keystore
from electrum_nmc import mnemonic
from electrum_nmc import old_mnemonic
from electrum_nmc.util import bh2u, bfh
from electrum_nmc.bitcoin import is_new_seed
from electrum_nmc.version import SEED_PREFIX_SW
from . import SequentialTestCase
from .test_wallet_vertical import UNICODE_HORROR
SEED_WORDS_JAPANESE = 'なのか ひろい しなん まなぶ つぶす さがす おしゃれ かわく おいかける けさき かいとう さたん'
assert bh2u(
SEED_WORDS_JAPANESE.encode('utf8')
) == 'e381aae381aee3818b20e381b2e3828de3818420e38197e381aae3829320e381bee381aae381b5e3829920e381a4e381b5e38299e3819920e38195e3818be38299e3819920e3818ae38197e38283e3828c20e3818be3828fe3818f20e3818ae38184e3818be38191e3828b20e38191e38195e3818d20e3818be38184e381a8e3818620e38195e3819fe38293'
SEED_WORDS_CHINESE = '眼 悲 叛 改 节 跃 衡 响 疆 股 遂 冬'
assert bh2u(
SEED_WORDS_CHINESE.encode('utf8')
) == 'e79cbc20e682b220e58f9b20e694b920e88a8220e8b78320e8a1a120e5938d20e7968620e882a120e9818220e586ac'
PASSPHRASE_CHINESE = '给我一些测试向量谷歌'
assert bh2u(PASSPHRASE_CHINESE.encode(
'utf8')) == 'e7bb99e68891e4b880e4ba9be6b58be8af95e59091e9878fe8b0b7e6ad8c'
class Test_NewMnemonic(SequentialTestCase):
def test_mnemonic_to_seed_basic(self):
seed = mnemonic.Mnemonic.mnemonic_to_seed(mnemonic='foobar',
passphrase='none')
self.assertEqual(
'741b72fd15effece6bfe5a26a52184f66811bd2be363190e07a42cca442b1a5bb22b3ad0eb338197287e6d314866c7fba863ac65d3f156087a5052ebc7157fce',
