def is_xprv(text):
if text[0:4] != 'xprv':
return False
try:
deserialize_xkey(text)
return True
except:
return False
def is_xprv(text):
if text[0:4] != 'xprv':
return False
try:
deserialize_xkey(text)
return True
except:
return False
def is_xprv(text):
if text[0:4] not in ('xprv', 'Ltpv'):
return False
try:
deserialize_xkey(text)
return True
except:
return False
def is_xprv(text):
if text[0:4] not in ('xprv', 'Ltpv'):
return False
try:
deserialize_xkey(text)
return True
except:
return False
def derive_pubkey(self, for_change, n):
xpub = self.xpub_change if for_change else self.xpub_receive
if xpub is None:
xpub = bip32_public_derivation(self.xpub, "", "/%d" % for_change)
if for_change:
self.xpub_change = xpub
else:
self.xpub_receive = xpub
_, _, _, c, cK = deserialize_xkey(xpub)
cK, c = CKD_pub(cK, c, n)
result = cK.encode('hex')
return result
def get_private_key(self, sequence, password):
xprv = self.get_master_private_key(password)
_, _, _, c, k = deserialize_xkey(xprv)
pk = bip32_private_key(sequence, k, c)
return pk
def check_password(self, password):
xprv = pw_decode(self.xprv, password)
if deserialize_xkey(xprv)[3] != deserialize_xkey(self.xpub)[3]:
raise InvalidPassword()
def get_pubkey_from_xpub(self, xpub, sequence):
_, _, _, c, cK = deserialize_xkey(xpub)
for i in sequence:
cK, c = CKD_pub(cK, c, i)
return cK.encode('hex')
def get_private_key(self, sequence, password):
xprv = self.get_master_private_key(password)
_, _, _, c, k = deserialize_xkey(xprv)
pk = bip32_private_key(sequence, k, c)
return pk
def check_password(self, password):
xprv = pw_decode(self.xprv, password)
if deserialize_xkey(xprv)[3] != deserialize_xkey(self.xpub)[3]:
raise InvalidPassword()
def get_pubkey_from_xpub(self, xpub, sequence):
_, _, _, c, cK = deserialize_xkey(xpub)
for i in sequence:
cK, c = CKD_pub(cK, c, i)
return cK.encode('hex')
