def master_public_key(self): if self._master_public_key is None: self._public_pair = ecdsa.public_pair_for_secret_exponent( ecdsa.generator_secp256k1, self.master_private_key()) self._master_public_key = to_bytes_32( self._public_pair[0]) + to_bytes_32(self._public_pair[1]) return self._master_public_key
def sign(self, secret_exponent, val, gen_k=None): nonce_function = None if gen_k is not None: k_as_bytes = to_bytes_32(gen_k(self.order(), secret_exponent, val)) def adaptor(nonce32_p, msg32_p, key32_p, algo16_p, data, attempt): nonce32_p.contents[:] = list(iterbytes(k_as_bytes)) return 1 p_b32 = POINTER(c_byte * 32) nonce_function = CFUNCTYPE(c_int, p_b32, p_b32, p_b32, POINTER(c_byte * 16), c_void_p, c_uint)(adaptor) sig = create_string_buffer(64) sig_hash_bytes = to_bytes_32(val) libsecp256k1.secp256k1_ecdsa_sign(libsecp256k1.ctx, sig, sig_hash_bytes, to_bytes_32(secret_exponent), nonce_function, None) compact_signature = create_string_buffer(64) libsecp256k1.secp256k1_ecdsa_signature_serialize_compact( libsecp256k1.ctx, compact_signature, sig) r = from_bytes_32(compact_signature[:32]) s = from_bytes_32(compact_signature[32:]) return (r, s)
def test_sign_verify_mutual_compatability(self): if libsecp256k1 is None: raise unittest.SkipTest("no libsecp256k1") ctx = libsecp256k1.ctx signature = create_string_buffer(64) sighash = to_bytes_32(1000) secret_key = to_bytes_32(100) public_key = create_string_buffer(64) r = libsecp256k1.secp256k1_ec_pubkey_create(ctx, public_key, secret_key) self.assertEqual(r, 1) self.assertEqual( b2h(public_key), '880f50f7ceb4210289266a40b306e33ef52bb75f834c172e65175e3ce2ac3bed' '6e2835e3d57ae1fcd0954808be17bd97bf871f7a8a5edadcffcc8812576f7ae5') r = libsecp256k1.secp256k1_ecdsa_sign(ctx, signature, sighash, secret_key, None, None) self.assertEqual(r, 1) r = libsecp256k1.secp256k1_ecdsa_verify(ctx, signature, sighash, public_key) self.assertEqual(r, 1) signature1 = signature[:-1] + int2byte(byte2int(signature[-1]) ^ 1) r = libsecp256k1.secp256k1_ecdsa_verify(ctx, signature1, sighash, public_key) self.assertEqual(r, 0)
def test_to_bytes_32(self): for i in range(256): v = encoding.to_bytes_32(i) self.assertEqual(v, b'\0' * 31 + bytes(bytearray([i]))) for i in range(256, 512): v = encoding.to_bytes_32(i) self.assertEqual(v, b'\0' * 30 + bytes(bytearray([1, i & 0xff])))
def multiply(self, p, e): """Multiply a point by an integer.""" e %= self.order() if p == self._infinity or e == 0: return self._infinity pubkey = create_string_buffer(64) public_pair_bytes = b'\4' + to_bytes_32(p[0]) + to_bytes_32(p[1]) r = libsecp256k1.secp256k1_ec_pubkey_parse(libsecp256k1.ctx, pubkey, public_pair_bytes, len(public_pair_bytes)) if not r: return False r = libsecp256k1.secp256k1_ec_pubkey_tweak_mul(libsecp256k1.ctx, pubkey, to_bytes_32(e)) if not r: return self._infinity pubkey_serialized = create_string_buffer(65) pubkey_size = c_size_t(65) libsecp256k1.secp256k1_ec_pubkey_serialize(libsecp256k1.ctx, pubkey_serialized, byref(pubkey_size), pubkey, SECP256K1_EC_UNCOMPRESSED) x = from_bytes_32(pubkey_serialized[1:33]) y = from_bytes_32(pubkey_serialized[33:]) return self.Point(x, y)
def test_to_bytes_32(self): for i in range(256): v = encoding.to_bytes_32(i) self.assertEqual(v, b'\0' * 31 + bytes(bytearray([i]))) for i in range(256,512): v = encoding.to_bytes_32(i) self.assertEqual(v, b'\0' * 30 + bytes(bytearray([1, i&0xff])))
def sign(self, message, compact=True): """Signs the supplied message with the private key""" if compact: fd = io.BytesIO() stream_bc_string(fd, bytearray('Bitcoin Signed Message:\n', 'ascii')) stream_bc_string(fd, bytearray(message, 'utf-8')) mhash = from_bytes_32(double_sha256(fd.getvalue())) G = generator_secp256k1 n = G.order() k = from_bytes_32(os.urandom(32)) p1 = k * G r = p1.x() if r == 0: raise RuntimeError("amazingly unlucky random number r") s = (numbertheory.inverse_mod(k, n) * (mhash + (self.keypair.secret_exponent() * r) % n)) % n if s == 0: raise RuntimeError("amazingly unlucky random number s") y_odd = p1.y() % 2 assert y_odd in (0, 1) first = 27 + y_odd + (4 if not self.keypair._use_uncompressed(False) else 0) sig = binascii.b2a_base64(bytearray([first]) + to_bytes_32(r) + to_bytes_32(s)).strip() if not isinstance(sig, str): # python3 b2a wrongness sig = str(sig, 'ascii') return sig else: return keys.sign_sha256(self.private_key, message)
def sign(txdata, signatories): tx = Tx.from_hex(txdata['tx']) for prevout_index, txin in enumerate(tx.txs_in): script = hex_to_bytes(txdata['prevout_scripts'][prevout_index]) script_type = txdata['prevout_script_types'][prevout_index] if script_type == SEGWIT: value = int(txdata['prevout_values'][prevout_index]) sighash = tx_segwit_hash(tx, prevout_index, script, value) else: sighash = to_bytes_32( tx.signature_hash(script, prevout_index, SIGHASH_ALL)) signatures = [ signatory.get_signature(sighash) for signatory in signatories ] if script_type == SEGWIT: tx.set_witness(prevout_index, [ b'', ] + signatures + [ script, ]) txin.script = inscript.witness(script) else: txin.script = inscript.multisig(script, signatures) return tx
def get_data(self): """Get this object as a JSON/Storage compatible dict. Useful for storage and persistence. """ raw = self.prefix + to_bytes_32(self.rawPrivKey) return {"color_set": self.color_set.get_data(), "address_data": b2a_hashed_base58(raw)}
def verify(self, public_pair, val, signature_pair): sig = create_string_buffer(64) input64 = to_bytes_32(signature_pair[0]) + to_bytes_32(signature_pair[1]) r = libsecp256k1.secp256k1_ecdsa_signature_parse_compact(libsecp256k1.ctx, sig, input64) if not r: return False r = libsecp256k1.secp256k1_ecdsa_signature_normalize(libsecp256k1.ctx, sig, sig) public_pair_bytes = b'\4' + to_bytes_32(public_pair[0]) + to_bytes_32(public_pair[1]) pubkey = create_string_buffer(64) r = libsecp256k1.secp256k1_ec_pubkey_parse( libsecp256k1.ctx, pubkey, public_pair_bytes, len(public_pair_bytes)) if not r: return False return 1 == libsecp256k1.secp256k1_ecdsa_verify(libsecp256k1.ctx, sig, to_bytes_32(val), pubkey)
def get_data(self): """Get this object as a JSON/Storage compatible dict. Useful for storage and persistence. """ raw = self.prefix + to_bytes_32(self.rawPrivKey) return { "color_set": self.color_set.get_data(), "address_data": b2a_hashed_base58(raw) }
def wif_to_privkey(wif): """ Get private key from given bitcoin wif. Args: wif (str): Private key encode in bitcoin wif format. Return: str: Hex encoded 32Byte secret exponent """ return b2h(encoding.to_bytes_32(Key.from_text(wif).secret_exponent()))
def test_crypto_unittest(sim_eval, sim_exec): # unit test for AES key generation from SDCard and master secret card = sim_exec( 'import files; from h import b2a_hex; cs = files.CardSlot().__enter__(); RV.write(b2a_hex(cs.get_id_hash())); cs.__exit__()' ) # known value for simulator, generally unknown on random SD cards assert card == '95a60b9ff0c944ec2c23a28e599f794e95bb376a451b6037b054f8230b405fb0' salt = a2b_hex(card) # read key simulator calculates key = sim_exec('''\ import files; from h import b2a_hex; \ from pwsave import PassphraseSaver; \ cs = files.CardSlot().__enter__(); \ p=PassphraseSaver(); p._calc_key(cs); RV.write(b2a_hex(p.key)); cs.__exit__()''' ) assert len(key) == 64 #assert key == '234af2aa2ab43af83667dfc6e11d08223e0f486ef34539b41a045dd9eb3ea664' from pycoin.key.BIP32Node import BIP32Node from pycoin.encoding import from_bytes_32, to_bytes_32 from hashlib import sha256 mk = BIP32Node.from_wallet_key(simulator_fixed_xprv) sk = mk.subkey_for_path('2147431408p/0p') md = sha256() md.update(salt) md.update(to_bytes_32(sk.secret_exponent())) md.update(salt) expect = sha256(md.digest()).hexdigest() assert expect == key # check that key works for decrypt / that the file was actually encrypted with open(SIM_FNAME, 'rb') as fd: raw = fd.read() import pyaes d = pyaes.AESModeOfOperationCTR(a2b_hex(expect), pyaes.Counter(0)).decrypt txt = str(bytearray(d(raw)), 'utf8') print(txt) assert txt[0] == '[' and txt[-1] == ']' import json j = json.loads(txt) assert isinstance(j, list) assert j[0]['pw'] assert j[0]['xfp']
def sign(self, secret_exponent, val, gen_k=None): nonce_function = None if gen_k is not None: k_as_bytes = to_bytes_32(gen_k(self.order(), secret_exponent, val)) def adaptor(nonce32_p, msg32_p, key32_p, algo16_p, data, attempt): nonce32_p.contents[:] = k_as_bytes return 1 p_b32 = POINTER(c_byte*32) nonce_function = CFUNCTYPE(c_int, p_b32, p_b32, p_b32, POINTER(c_byte*16), c_void_p, c_uint)(adaptor) sig = create_string_buffer(64) sig_hash_bytes = to_bytes_32(val) libsecp256k1.secp256k1_ecdsa_sign( libsecp256k1.ctx, sig, sig_hash_bytes, to_bytes_32(secret_exponent), nonce_function, None) compact_signature = create_string_buffer(64) libsecp256k1.secp256k1_ecdsa_signature_serialize_compact(libsecp256k1.ctx, compact_signature, sig) r = from_bytes_32(compact_signature[:32]) s = from_bytes_32(compact_signature[32:]) return (r, s)
def verify(self, public_pair, val, signature_pair): sig = create_string_buffer(64) input64 = to_bytes_32(signature_pair[0]) + to_bytes_32( signature_pair[1]) r = libsecp256k1.secp256k1_ecdsa_signature_parse_compact( libsecp256k1.ctx, sig, input64) if not r: return False r = libsecp256k1.secp256k1_ecdsa_signature_normalize( libsecp256k1.ctx, sig, sig) public_pair_bytes = b'\4' + to_bytes_32(public_pair[0]) + to_bytes_32( public_pair[1]) pubkey = create_string_buffer(64) r = libsecp256k1.secp256k1_ec_pubkey_parse(libsecp256k1.ctx, pubkey, public_pair_bytes, len(public_pair_bytes)) if not r: return False return 1 == libsecp256k1.secp256k1_ecdsa_verify( libsecp256k1.ctx, sig, to_bytes_32(val), pubkey)
def __mul__(self, e): e %= self.order() if e == 0: return self._infinity pubkey = create_string_buffer(65) libsecp256k1.secp256k1_ec_pubkey_create(libsecp256k1.ctx, pubkey, c_char_p(to_bytes_32(e))) pubkey_size = c_size_t(65) pubkey_serialized = create_string_buffer(65) libsecp256k1.secp256k1_ec_pubkey_serialize( libsecp256k1.ctx, pubkey_serialized, byref(pubkey_size), pubkey, SECP256K1_EC_UNCOMPRESSED) x = from_bytes_32(pubkey_serialized[1:33]) y = from_bytes_32(pubkey_serialized[33:]) return self.Point(x, y)
def multiply(self, p, e): """Multiply a point by an integer.""" e %= self.order() if p == self._infinity or e == 0: return self._infinity pubkey = create_string_buffer(64) public_pair_bytes = b'\4' + to_bytes_32(p[0]) + to_bytes_32(p[1]) r = libsecp256k1.secp256k1_ec_pubkey_parse( libsecp256k1.ctx, pubkey, public_pair_bytes, len(public_pair_bytes)) if not r: return False r = libsecp256k1.secp256k1_ec_pubkey_tweak_mul(libsecp256k1.ctx, pubkey, to_bytes_32(e)) if not r: return self._infinity pubkey_serialized = create_string_buffer(65) pubkey_size = c_size_t(65) libsecp256k1.secp256k1_ec_pubkey_serialize( libsecp256k1.ctx, pubkey_serialized, byref(pubkey_size), pubkey, SECP256K1_EC_UNCOMPRESSED) x = from_bytes_32(pubkey_serialized[1:33]) y = from_bytes_32(pubkey_serialized[33:]) return self.Point(x, y)
def test_sign(self): if libsecp256k1 is None: raise unittest.SkipTest("no libsecp256k1") ctx = libsecp256k1.ctx sighash = to_bytes_32(1000) secret_key = to_bytes_32(100) public_key = create_string_buffer(64) r = libsecp256k1.secp256k1_ec_pubkey_create(ctx, public_key, secret_key) self.assertEqual(r, 1) self.assertEqual( b2h(public_key), '880f50f7ceb4210289266a40b306e33ef52bb75f834c172e65175e3ce2ac3bed' '6e2835e3d57ae1fcd0954808be17bd97bf871f7a8a5edadcffcc8812576f7ae5') signature = create_string_buffer(64) r = libsecp256k1.secp256k1_ecdsa_sign(ctx, signature, sighash, secret_key, None, None) self.assertEqual(r, 1) compact_signature = create_string_buffer(64) libsecp256k1.secp256k1_ecdsa_signature_serialize_compact( ctx, compact_signature, signature) r = from_bytes_32(compact_signature[:32]) s = from_bytes_32(compact_signature[32:]) signature = (r, s) pubkey_size = c_size_t(65) pubkey_serialized = create_string_buffer(65) libsecp256k1.secp256k1_ec_pubkey_serialize(ctx, pubkey_serialized, byref(pubkey_size), public_key, SECP256K1_EC_UNCOMPRESSED) x = from_bytes_32(pubkey_serialized[1:33]) y = from_bytes_32(pubkey_serialized[33:]) legacy_secp256k1_group.verify((x, y), 1000, signature)
def __mul__(self, e): e %= self.order() if e == 0: return self._infinity pubkey = create_string_buffer(65) libsecp256k1.secp256k1_ec_pubkey_create(libsecp256k1.ctx, pubkey, c_char_p(to_bytes_32(e))) pubkey_size = c_size_t(65) pubkey_serialized = create_string_buffer(65) libsecp256k1.secp256k1_ec_pubkey_serialize(libsecp256k1.ctx, pubkey_serialized, byref(pubkey_size), pubkey, SECP256K1_EC_UNCOMPRESSED) x = from_bytes_32(pubkey_serialized[1:33]) y = from_bytes_32(pubkey_serialized[33:]) return self.Point(x, y)
def do_test_tx(self, sighash, index_, flags): txhash, seq, script, witness_script = b'0' * 32, 0xffffffff, b'\x51', b'000000' out_script, spend_script, locktime = b'\x00\x00\x51', b'\x00\x51', 999999 txs_in = [TxIn(txhash, 0, script, seq), TxIn(txhash, 1, script+b'\x51', seq-1), TxIn(txhash, 2, script+b'\x51\x51', seq-2), TxIn(txhash, 3, script+b'\x51\x51\x51', seq-3)] txs_out = [TxOut(55, out_script), TxOut(54, out_script+b'\x51'), TxOut(53, out_script+b'\x51\x51')] pytx = Tx(2, txs_in, txs_out, lock_time=locktime) pytx.unspents = {0: TxOut(5000, spend_script), # FIXME: Make script unique 1: TxOut(5001, spend_script), 2: TxOut(5002, spend_script), 3: TxOut(5003, spend_script)} unspent = pytx.unspents[index_] pytx_hex = pytx.as_hex() if flags & USE_WITNESS: pytx_hash = pytx.signature_for_hash_type_segwit(unspent.script, index_, sighash) else: pytx_hash = pytx.signature_hash(spend_script, index_, sighash) pytx_hash = hex_from_bytes(to_bytes_32(pytx_hash)) tx = tx_init(2, locktime, 3, 3) tx_add_input(tx, tx_input_init(txhash, 0, seq, script, None)) tx_add_raw_input(tx, txhash, 1, seq-1, script+b'\x51', None) tx_add_raw_input(tx, txhash, 2, seq-2, script+b'\x51\x51', None) tx_add_raw_input(tx, txhash, 3, seq-3, script+b'\x51\x51\x51', None) tx_add_raw_output(tx, 55, out_script, 0) tx_add_raw_output(tx, 54, out_script+b'\x51', 0) tx_add_raw_output(tx, 53, out_script+b'\x51\x51', 0) tx_hex = tx_to_hex(tx, 0) amount = (index_ + 1) * 5000 tx_hash = tx_get_btc_signature_hash(tx, index_, unspent.script, unspent.coin_value, sighash, flags) tx_hash = hex_from_bytes(tx_hash) self.assertEqual(pytx_hex, tx_hex) self.assertEqual(pytx_hash, tx_hash)
def do_test_tx(self, sighash, index_, flags): txhash, seq, script, witness_script = b'0' * 32, 0xffffffff, b'\x51', b'000000' out_script, spend_script, locktime = b'\x00\x00\x51', b'\x00\x51', 999999 txs_in = [TxIn(txhash, 0, script, seq), TxIn(txhash, 1, script+b'\x51', seq-1), TxIn(txhash, 2, script+b'\x51\x51', seq-2), TxIn(txhash, 3, script+b'\x51\x51\x51', seq-3)] txs_out = [TxOut(55, out_script), TxOut(54, out_script+b'\x51'), TxOut(53, out_script+b'\x51\x51')] pytx = Tx(2, txs_in, txs_out, lock_time=locktime) pytx.unspents = {0: TxOut(5000, spend_script), # FIXME: Make script unique 1: TxOut(5001, spend_script), 2: TxOut(5002, spend_script), 3: TxOut(5003, spend_script)} unspent = pytx.unspents[index_] pytx_hex = pytx.as_hex() if flags & USE_WITNESS: pytx_hash = pytx.signature_for_hash_type_segwit(unspent.script, index_, sighash) else: pytx_hash = pytx.signature_hash(spend_script, index_, sighash) pytx_hash = hex_from_bytes(to_bytes_32(pytx_hash)) tx = tx_init(2, locktime, 3, 3) tx_add_input(tx, tx_input_init(txhash, 0, seq, script, None)) tx_add_raw_input(tx, txhash, 1, seq-1, script+b'\x51', None, 0) tx_add_raw_input(tx, txhash, 2, seq-2, script+b'\x51\x51', None, 0) tx_add_raw_input(tx, txhash, 3, seq-3, script+b'\x51\x51\x51', None, 0) tx_add_raw_output(tx, 55, out_script, 0) tx_add_raw_output(tx, 54, out_script+b'\x51', 0) tx_add_raw_output(tx, 53, out_script+b'\x51\x51', 0) tx_hex = tx_to_hex(tx, 0) amount = (index_ + 1) * 5000 tx_hash = tx_get_btc_signature_hash(tx, index_, unspent.script, unspent.coin_value, sighash, flags) tx_hash = hex_from_bytes(tx_hash) self.assertEqual(pytx_hex, tx_hex) self.assertEqual(pytx_hash, tx_hash)
my_prng = util.PRNG(util.randrange(ecdsa.generator_secp256k1.order())) print("PRNG (random generator) 32 bytes: ", b2h(my_prng.__call__(32))) my_netcode = "BTC" # mainnet: BTC, testnet3: XTN my_key = Key(secret_exponent=my_secret, is_compressed=True, netcode=my_netcode) ## netcode list: pycoin.networks.all.py pp = pprint.PrettyPrinter(indent=2) my_network = registry.network_for_netcode(my_netcode) my_addr_prefix = registry._lookup(my_netcode, "address") getattr(my_network, "address") pp.pprint(my_network.__dict__) pprint.pprint(my_network.__dict__.keys(), width=60, depth=2) privkey_hex = b2h(encoding.to_bytes_32(my_key.secret_exponent())) assert(len(privkey_hex) == 64) print("\npycoin.key.Key example - ", my_netcode) #print("Private Key (dec): ", eval('0x' + privkey_hex)) print("Private Key (dec): ", int(privkey_hex, 16)) print("Private Key (hex): ", privkey_hex) privkey_bytes = unhexlify(privkey_hex) # use CBitcoinSecret to compress private key btc_secret = CBitcoinSecret.from_secret_bytes(privkey_bytes, True) print(" compressed: ", hexlify(btc_secret.to_bytes())) assert(btc_secret.is_compressed == True) assert(bitcoin.core.b2x(btc_secret.to_bytes()) == (privkey_hex + '01')) print("Private Key WIF: ", my_key.wif())
def test_bip143_txs(self): # these five examples are from BIP 143 at # https://github.com/bitcoin/bips/blob/master/bip-0143.mediawiki tx_u1, tx_s1 = self.check_bip143_tx( '0100000002fff7f7881a8099afa6940d42d1e7f6362bec38171ea3edf433541db4e4ad969f0000000000eeffffffef51e1b804cc89d182d279655c3aa89e815b1b309fe287d9b2b55d57b90ec68a0100000000ffffffff02202cb206000000001976a9148280b37df378db99f66f85c95a783a76ac7a6d5988ac9093510d000000001976a9143bde42dbee7e4dbe6a21b2d50ce2f0167faa815988ac11000000', '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', [ (6.25, "2103c9f4836b9a4f77fc0d81f7bcb01b7f1b35916864b9476c241ce9fc198bd25432ac"), (6, "00141d0f172a0ecb48aee1be1f2687d2963ae33f71a1") ], 2, 2, 1, 17 ) self.assertEqual(b2h(tx_s1.hash_prevouts(SIGHASH_ALL)), "96b827c8483d4e9b96712b6713a7b68d6e8003a781feba36c31143470b4efd37") self.assertEqual(b2h(tx_s1.hash_sequence(SIGHASH_ALL)), "52b0a642eea2fb7ae638c36f6252b6750293dbe574a806984b8e4d8548339a3b") self.assertEqual(b2h(tx_s1.hash_outputs(SIGHASH_ALL, 0)), "863ef3e1a92afbfdb97f31ad0fc7683ee943e9abcf2501590ff8f6551f47e5e5") script = tools.compile("OP_DUP OP_HASH160 %s OP_EQUALVERIFY OP_CHECKSIG" % b2h(tx_s1.unspents[1].script[2:])) self.assertEqual(b2h(tx_s1.segwit_signature_preimage(script=script, tx_in_idx=1, hash_type=SIGHASH_ALL)), "0100000096b827c8483d4e9b96712b6713a7b68d6e8003a781feba36c31143470b4efd3752b0a642eea2fb7ae638c36f6252b6750293dbe574a806984b8e4d8548339a3bef51e1b804cc89d182d279655c3aa89e815b1b309fe287d9b2b55d57b90ec68a010000001976a9141d0f172a0ecb48aee1be1f2687d2963ae33f71a188ac0046c32300000000ffffffff863ef3e1a92afbfdb97f31ad0fc7683ee943e9abcf2501590ff8f6551f47e5e51100000001000000") self.assertEqual(b2h(to_bytes_32(tx_s1.signature_for_hash_type_segwit(script, 1, 1))), "c37af31116d1b27caf68aae9e3ac82f1477929014d5b917657d0eb49478cb670") self.check_tx_can_be_signed(tx_u1, tx_s1, [ 0xbbc27228ddcb9209d7fd6f36b02f7dfa6252af40bb2f1cbc7a557da8027ff866, 0x619c335025c7f4012e556c2a58b2506e30b8511b53ade95ea316fd8c3286feb9 ]) tx_u2, tx_s2 = self.check_bip143_tx( "0100000001db6b1b20aa0fd7b23880be2ecbd4a98130974cf4748fb66092ac4d3ceb1a54770100000000feffffff02b8b4eb0b000000001976a914a457b684d7f0d539a46a45bbc043f35b59d0d96388ac0008af2f000000001976a914fd270b1ee6abcaea97fea7ad0402e8bd8ad6d77c88ac92040000", "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", [(10, "a9144733f37cf4db86fbc2efed2500b4f4e49f31202387")], 1, 2, 1, 1170 ) self.check_tx_can_be_signed( tx_u2, tx_s2, [0xeb696a065ef48a2192da5b28b694f87544b30fae8327c4510137a922f32c6dcf], ["001479091972186c449eb1ded22b78e40d009bdf0089"]) tx_u3, tx_s3 = self.check_bip143_tx( "0100000002fe3dc9208094f3ffd12645477b3dc56f60ec4fa8e6f5d67c565d1c6b9216b36e0000000000ffffffff0815cf020f013ed6cf91d29f4202e8a58726b1ac6c79da47c23d1bee0a6925f80000000000ffffffff0100f2052a010000001976a914a30741f8145e5acadf23f751864167f32e0963f788ac00000000", "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", [ (1.5625, "21036d5c20fa14fb2f635474c1dc4ef5909d4568e5569b79fc94d3448486e14685f8ac"), (49, "00205d1b56b63d714eebe542309525f484b7e9d6f686b3781b6f61ef925d66d6f6a0") ], 2, 1, 1, 0 ) tx_u4, tx_s4 = self.check_bip143_tx( "0100000002e9b542c5176808107ff1df906f46bb1f2583b16112b95ee5380665ba7fcfc0010000000000ffffffff80e68831516392fcd100d186b3c2c7b95c80b53c77e77c35ba03a66b429a2a1b0000000000ffffffff0280969800000000001976a914de4b231626ef508c9a74a8517e6783c0546d6b2888ac80969800000000001976a9146648a8cd4531e1ec47f35916de8e259237294d1e88ac00000000", "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", [ (0.16777215, "0020ba468eea561b26301e4cf69fa34bde4ad60c81e70f059f045ca9a79931004a4d"), (0.16777215, "0020d9bbfbe56af7c4b7f960a70d7ea107156913d9e5a26b0a71429df5e097ca6537"), ], 2, 2, 1, 0 ) tx_u5, tx_s5 = self.check_bip143_tx( "010000000136641869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787b96e0100000000ffffffff0200e9a435000000001976a914389ffce9cd9ae88dcc0631e88a821ffdbe9bfe2688acc0832f05000000001976a9147480a33f950689af511e6e84c138dbbd3c3ee41588ac00000000", "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", [(9.87654321, "a9149993a429037b5d912407a71c252019287b8d27a587")], 1, 2, 1, 0 ) tx_u5prime = self.unsigned_copy(tx_s5) tx_s_hex = tx_s5.as_hex() tx_u5prime.set_unspents(tx_s5.unspents) ss = ["56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba32103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a21033400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b661b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56ae", "0020a16b5755f7f6f96dbd65f5f0d6ab9418b89af4b1f14a1bb8a09062c35f0dcb54"] p2sh_lookup = build_p2sh_lookup([h2b(x) for x in ss]) for se, sighash_type in [ (0x730fff80e1413068a05b57d6a58261f07551163369787f349438ea38ca80fac6, SIGHASH_ALL), (0x11fa3d25a17cbc22b29c44a484ba552b5a53149d106d3d853e22fdd05a2d8bb3, SIGHASH_NONE), (0x77bf4141a87d55bdd7f3cd0bdccf6e9e642935fec45f2f30047be7b799120661, SIGHASH_SINGLE), (0x14af36970f5025ea3e8b5542c0f8ebe7763e674838d08808896b63c3351ffe49, SIGHASH_ANYONECANPAY|SIGHASH_ALL), (0xfe9a95c19eef81dde2b95c1284ef39be497d128e2aa46916fb02d552485e0323, SIGHASH_ANYONECANPAY|SIGHASH_NONE), (0x428a7aee9f0c2af0cd19af3cf1c78149951ea528726989b2e83e4778d2c3f890, SIGHASH_ANYONECANPAY|SIGHASH_SINGLE), ]: tx_u5prime.sign(hash_type=sighash_type, hash160_lookup=build_hash160_lookup([se]), p2sh_lookup=p2sh_lookup) self.check_signed(tx_u5prime) tx_hex = tx_u5prime.as_hex() self.assertEqual(tx_hex, tx_s_hex) self.assertEqual(b2h(tx_s5.hash_prevouts(SIGHASH_ALL)), "74afdc312af5183c4198a40ca3c1a275b485496dd3929bca388c4b5e31f7aaa0") self.assertEqual(b2h(tx_s5.hash_sequence(SIGHASH_ALL)), "3bb13029ce7b1f559ef5e747fcac439f1455a2ec7c5f09b72290795e70665044") self.assertEqual(b2h(tx_s5.hash_outputs(SIGHASH_ALL, 0)), "bc4d309071414bed932f98832b27b4d76dad7e6c1346f487a8fdbb8eb90307cc") self.assertEqual(b2h(tx_s5.hash_outputs(SIGHASH_SINGLE, 0)), "9efe0c13a6b16c14a41b04ebe6a63f419bdacb2f8705b494a43063ca3cd4f708") script = tx_s5.txs_in[0].witness[-1] self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_ALL)), "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") self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_NONE)), "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") self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_SINGLE)), "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") self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_ALL | SIGHASH_ANYONECANPAY)), "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") self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_NONE | SIGHASH_ANYONECANPAY)), "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") self.assertEqual(b2h(tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_SINGLE | SIGHASH_ANYONECANPAY)), "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") tx = Tx.from_hex("010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000") tx.set_witness(0, [h2b(x) for x in [ "30450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e01", "02a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c", "ad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e01" ]]) tx = Tx.from_hex("0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000") tx_hex = tx.as_hex() print(tx) print(tx_hex) tx = Tx.from_hex("010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000") self.assertEqual(tx_hex, "0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000") tx_u6, tx_s6 = self.check_bip143_tx( "010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000", "0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000", [(0.002, "00209e1be07558ea5cc8e02ed1d80c0911048afad949affa36d5c3951e3159dbea19")], 1, 1, 1, 0 ) tx_u7, tx_s7 = self.check_bip143_tx( "01000000019275cb8d4a485ce95741c013f7c0d28722160008021bb469a11982d47a6628964c1d000000ffffffff0101000000000000000000000000", "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", [(0.002, "00209b66c15b4e0b4eb49fa877982cafded24859fe5b0e2dbfbe4f0df1de7743fd52")], 1, 1, 1, 0 ) print(tx_s7.txs_in[0])
def test_bip143_txs(self): # these five examples are from BIP 143 at # https://github.com/bitcoin/bips/blob/master/bip-0143.mediawiki tx_u1, tx_s1 = self.check_bip143_tx( '0100000002fff7f7881a8099afa6940d42d1e7f6362bec38171ea3edf433541db4e4ad969f0000000000eeffffffef51e1b804cc89d182d279655c3aa89e815b1b309fe287d9b2b55d57b90ec68a0100000000ffffffff02202cb206000000001976a9148280b37df378db99f66f85c95a783a76ac7a6d5988ac9093510d000000001976a9143bde42dbee7e4dbe6a21b2d50ce2f0167faa815988ac11000000', '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', [(6.25, "2103c9f4836b9a4f77fc0d81f7bcb01b7f1b35916864b9476c241ce9fc198bd25432ac" ), (6, "00141d0f172a0ecb48aee1be1f2687d2963ae33f71a1")], 2, 2, 1, 17) self.assertEqual( b2h(tx_s1.hash_prevouts(SIGHASH_ALL)), "96b827c8483d4e9b96712b6713a7b68d6e8003a781feba36c31143470b4efd37") self.assertEqual( b2h(tx_s1.hash_sequence(SIGHASH_ALL)), "52b0a642eea2fb7ae638c36f6252b6750293dbe574a806984b8e4d8548339a3b") self.assertEqual( b2h(tx_s1.hash_outputs(SIGHASH_ALL, 0)), "863ef3e1a92afbfdb97f31ad0fc7683ee943e9abcf2501590ff8f6551f47e5e5") script = tools.compile( "OP_DUP OP_HASH160 %s OP_EQUALVERIFY OP_CHECKSIG" % b2h(tx_s1.unspents[1].script[2:])) self.assertEqual( b2h( tx_s1.segwit_signature_preimage(script=script, tx_in_idx=1, hash_type=SIGHASH_ALL)), "0100000096b827c8483d4e9b96712b6713a7b68d6e8003a781feba36c31143470b4efd3752b0a642eea2fb7ae638c36f6252b6750293dbe574a806984b8e4d8548339a3bef51e1b804cc89d182d279655c3aa89e815b1b309fe287d9b2b55d57b90ec68a010000001976a9141d0f172a0ecb48aee1be1f2687d2963ae33f71a188ac0046c32300000000ffffffff863ef3e1a92afbfdb97f31ad0fc7683ee943e9abcf2501590ff8f6551f47e5e51100000001000000" ) self.assertEqual( b2h(to_bytes_32(tx_s1.signature_for_hash_type_segwit(script, 1, 1))), "c37af31116d1b27caf68aae9e3ac82f1477929014d5b917657d0eb49478cb670") self.check_tx_can_be_signed(tx_u1, tx_s1, [ 0xbbc27228ddcb9209d7fd6f36b02f7dfa6252af40bb2f1cbc7a557da8027ff866, 0x619c335025c7f4012e556c2a58b2506e30b8511b53ade95ea316fd8c3286feb9 ]) tx_u2, tx_s2 = self.check_bip143_tx( "0100000001db6b1b20aa0fd7b23880be2ecbd4a98130974cf4748fb66092ac4d3ceb1a54770100000000feffffff02b8b4eb0b000000001976a914a457b684d7f0d539a46a45bbc043f35b59d0d96388ac0008af2f000000001976a914fd270b1ee6abcaea97fea7ad0402e8bd8ad6d77c88ac92040000", "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", [(10, "a9144733f37cf4db86fbc2efed2500b4f4e49f31202387")], 1, 2, 1, 1170) self.check_tx_can_be_signed(tx_u2, tx_s2, [ 0xeb696a065ef48a2192da5b28b694f87544b30fae8327c4510137a922f32c6dcf ], ["001479091972186c449eb1ded22b78e40d009bdf0089"]) tx_u3, tx_s3 = self.check_bip143_tx( "0100000002fe3dc9208094f3ffd12645477b3dc56f60ec4fa8e6f5d67c565d1c6b9216b36e0000000000ffffffff0815cf020f013ed6cf91d29f4202e8a58726b1ac6c79da47c23d1bee0a6925f80000000000ffffffff0100f2052a010000001976a914a30741f8145e5acadf23f751864167f32e0963f788ac00000000", "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", [(1.5625, "21036d5c20fa14fb2f635474c1dc4ef5909d4568e5569b79fc94d3448486e14685f8ac" ), (49, "00205d1b56b63d714eebe542309525f484b7e9d6f686b3781b6f61ef925d66d6f6a0" )], 2, 1, 1, 0) tx_u4, tx_s4 = self.check_bip143_tx( "0100000002e9b542c5176808107ff1df906f46bb1f2583b16112b95ee5380665ba7fcfc0010000000000ffffffff80e68831516392fcd100d186b3c2c7b95c80b53c77e77c35ba03a66b429a2a1b0000000000ffffffff0280969800000000001976a914de4b231626ef508c9a74a8517e6783c0546d6b2888ac80969800000000001976a9146648a8cd4531e1ec47f35916de8e259237294d1e88ac00000000", "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", [ (0.16777215, "0020ba468eea561b26301e4cf69fa34bde4ad60c81e70f059f045ca9a79931004a4d" ), (0.16777215, "0020d9bbfbe56af7c4b7f960a70d7ea107156913d9e5a26b0a71429df5e097ca6537" ), ], 2, 2, 1, 0) tx_u5, tx_s5 = self.check_bip143_tx( "010000000136641869ca081e70f394c6948e8af409e18b619df2ed74aa106c1ca29787b96e0100000000ffffffff0200e9a435000000001976a914389ffce9cd9ae88dcc0631e88a821ffdbe9bfe2688acc0832f05000000001976a9147480a33f950689af511e6e84c138dbbd3c3ee41588ac00000000", "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", [(9.87654321, "a9149993a429037b5d912407a71c252019287b8d27a587")], 1, 2, 1, 0) tx_u5prime = self.unsigned_copy(tx_s5) tx_s_hex = tx_s5.as_hex() tx_u5prime.set_unspents(tx_s5.unspents) ss = [ "56210307b8ae49ac90a048e9b53357a2354b3334e9c8bee813ecb98e99a7e07e8c3ba32103b28f0c28bfab54554ae8c658ac5c3e0ce6e79ad336331f78c428dd43eea8449b21034b8113d703413d57761b8b9781957b8c0ac1dfe69f492580ca4195f50376ba4a21033400f6afecb833092a9a21cfdf1ed1376e58c5d1f47de74683123987e967a8f42103a6d48b1131e94ba04d9737d61acdaa1322008af9602b3b14862c07a1789aac162102d8b661b0b3302ee2f162b09e07a55ad5dfbe673a9f01d9f0c19617681024306b56ae", "0020a16b5755f7f6f96dbd65f5f0d6ab9418b89af4b1f14a1bb8a09062c35f0dcb54" ] p2sh_lookup = build_p2sh_lookup([h2b(x) for x in ss]) for se, sighash_type in [ (0x730fff80e1413068a05b57d6a58261f07551163369787f349438ea38ca80fac6, SIGHASH_ALL), (0x11fa3d25a17cbc22b29c44a484ba552b5a53149d106d3d853e22fdd05a2d8bb3, SIGHASH_NONE), (0x77bf4141a87d55bdd7f3cd0bdccf6e9e642935fec45f2f30047be7b799120661, SIGHASH_SINGLE), (0x14af36970f5025ea3e8b5542c0f8ebe7763e674838d08808896b63c3351ffe49, SIGHASH_ANYONECANPAY | SIGHASH_ALL), (0xfe9a95c19eef81dde2b95c1284ef39be497d128e2aa46916fb02d552485e0323, SIGHASH_ANYONECANPAY | SIGHASH_NONE), (0x428a7aee9f0c2af0cd19af3cf1c78149951ea528726989b2e83e4778d2c3f890, SIGHASH_ANYONECANPAY | SIGHASH_SINGLE), ]: tx_u5prime.sign(hash_type=sighash_type, hash160_lookup=build_hash160_lookup([se]), p2sh_lookup=p2sh_lookup) self.check_signed(tx_u5prime) tx_hex = tx_u5prime.as_hex() self.assertEqual(tx_hex, tx_s_hex) self.assertEqual( b2h(tx_s5.hash_prevouts(SIGHASH_ALL)), "74afdc312af5183c4198a40ca3c1a275b485496dd3929bca388c4b5e31f7aaa0") self.assertEqual( b2h(tx_s5.hash_sequence(SIGHASH_ALL)), "3bb13029ce7b1f559ef5e747fcac439f1455a2ec7c5f09b72290795e70665044") self.assertEqual( b2h(tx_s5.hash_outputs(SIGHASH_ALL, 0)), "bc4d309071414bed932f98832b27b4d76dad7e6c1346f487a8fdbb8eb90307cc") self.assertEqual( b2h(tx_s5.hash_outputs(SIGHASH_SINGLE, 0)), "9efe0c13a6b16c14a41b04ebe6a63f419bdacb2f8705b494a43063ca3cd4f708") script = tx_s5.txs_in[0].witness[-1] self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_ALL)), "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" ) self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_NONE)), "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" ) self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_SINGLE)), "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" ) self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_ALL | SIGHASH_ANYONECANPAY)), "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" ) self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_NONE | SIGHASH_ANYONECANPAY)), "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" ) self.assertEqual( b2h( tx_s5.segwit_signature_preimage(script=script, tx_in_idx=0, hash_type=SIGHASH_SINGLE | SIGHASH_ANYONECANPAY)), "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" ) tx = Tx.from_hex( "010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000" ) tx.set_witness(0, [ h2b(x) for x in [ "30450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e01", "02a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c", "ad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e01" ] ]) tx = Tx.from_hex( "0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000" ) tx_hex = tx.as_hex() print(tx) print(tx_hex) tx = Tx.from_hex( "010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000" ) self.assertEqual( tx_hex, "0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000" ) tx_u6, tx_s6 = self.check_bip143_tx( "010000000169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff0101000000000000000000000000", "0100000000010169c12106097dc2e0526493ef67f21269fe888ef05c7a3a5dacab38e1ac8387f14c1d000000ffffffff01010000000000000000034830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e012102a9781d66b61fb5a7ef00ac5ad5bc6ffc78be7b44a566e3c87870e1079368df4c4aad4830450220487fb382c4974de3f7d834c1b617fe15860828c7f96454490edd6d891556dcc9022100baf95feb48f845d5bfc9882eb6aeefa1bc3790e39f59eaa46ff7f15ae626c53e0100000000", [(0.002, "00209e1be07558ea5cc8e02ed1d80c0911048afad949affa36d5c3951e3159dbea19" )], 1, 1, 1, 0) tx_u7, tx_s7 = self.check_bip143_tx( "01000000019275cb8d4a485ce95741c013f7c0d28722160008021bb469a11982d47a6628964c1d000000ffffffff0101000000000000000000000000", "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", [(0.002, "00209b66c15b4e0b4eb49fa877982cafded24859fe5b0e2dbfbe4f0df1de7743fd52" )], 1, 1, 1, 0) print(tx_s7.txs_in[0])
def xrp_to_private(exponent): return hexlify(to_bytes_32(exponent)).decode()
def btc_to_private(exponent): return b2a_hashed_base58(b'\x80' + to_bytes_32(exponent) + b'\01')
def _test_sighash_single(self, netcode): k0 = Key(secret_exponent=PRIV_KEYS[0], is_compressed=True, netcode=netcode) k1 = Key(secret_exponent=PRIV_KEYS[1], is_compressed=True, netcode=netcode) k2 = Key(secret_exponent=PRIV_KEYS[2], is_compressed=True, netcode=netcode) k3 = Key(secret_exponent=PRIV_KEYS[3], is_compressed=True, netcode=netcode) k4 = Key(secret_exponent=PRIV_KEYS[4], is_compressed=True, netcode=netcode) k5 = Key(secret_exponent=PRIV_KEYS[5], is_compressed=True, netcode=netcode) # Fake a coinbase transaction coinbase_tx = Tx.coinbase_tx(k0.sec(), 500000000) coinbase_tx.txs_out.append( TxOut(1000000000, pycoin_compile('%s OP_CHECKSIG' % b2h(k1.sec())))) coinbase_tx.txs_out.append( TxOut(1000000000, pycoin_compile('%s OP_CHECKSIG' % b2h(k2.sec())))) self.assertEqual( '2acbe1006f7168bad538b477f7844e53de3a31ffddfcfc4c6625276dd714155a', b2h_rev(coinbase_tx.hash())) # Make the test transaction txs_in = [ TxIn(coinbase_tx.hash(), 0), TxIn(coinbase_tx.hash(), 1), TxIn(coinbase_tx.hash(), 2), ] txs_out = [ TxOut(900000000, standard_tx_out_script(k3.address())), TxOut(800000000, standard_tx_out_script(k4.address())), TxOut(800000000, standard_tx_out_script(k5.address())), ] tx = Tx(1, txs_in, txs_out) tx.set_unspents(coinbase_tx.txs_out) self.assertEqual( '791b98ef0a3ac87584fe273bc65abd89821569fd7c83538ac0625a8ca85ba587', b2h_rev(tx.hash())) sig_type = SIGHASH_SINGLE sig_hash = tx.signature_hash(coinbase_tx.txs_out[0].script, 0, sig_type) self.assertEqual( 'cc52d785a3b4133504d1af9e60cd71ca422609cb41df3a08bbb466b2a98a885e', b2h(to_bytes_32(sig_hash))) sig = sigmake(k0, sig_hash, sig_type) self.assertTrue(sigcheck(k0, sig_hash, sig[:-1])) tx.txs_in[0].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(0)) sig_hash = tx.signature_hash(coinbase_tx.txs_out[1].script, 1, sig_type) self.assertEqual( '93bb883d70fccfba9b8aa2028567aca8357937c65af7f6f5ccc6993fd7735fb7', b2h(to_bytes_32(sig_hash))) sig = sigmake(k1, sig_hash, sig_type) self.assertTrue(sigcheck(k1, sig_hash, sig[:-1])) tx.txs_in[1].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(1)) sig_hash = tx.signature_hash(coinbase_tx.txs_out[2].script, 2, sig_type) self.assertEqual( '53ef7f67c3541bffcf4e0d06c003c6014e2aa1fb38ff33240b3e1c1f3f8e2a35', b2h(to_bytes_32(sig_hash))) sig = sigmake(k2, sig_hash, sig_type) self.assertTrue(sigcheck(k2, sig_hash, sig[:-1])) tx.txs_in[2].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(2)) sig_type = SIGHASH_SINGLE | SIGHASH_ANYONECANPAY sig_hash = tx.signature_hash(coinbase_tx.txs_out[0].script, 0, sig_type) self.assertEqual( '2003393d246a7f136692ce7ab819c6eadc54ffea38eb4377ac75d7d461144e75', b2h(to_bytes_32(sig_hash))) sig = sigmake(k0, sig_hash, sig_type) self.assertTrue(sigcheck(k0, sig_hash, sig[:-1])) tx.txs_in[0].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(0)) sig_hash = tx.signature_hash(coinbase_tx.txs_out[1].script, 1, sig_type) self.assertEqual( 'e3f469ac88e9f35e8eff0bd8ad4ad3bf899c80eb7645947d60860de4a08a35df', b2h(to_bytes_32(sig_hash))) sig = sigmake(k1, sig_hash, sig_type) self.assertTrue(sigcheck(k1, sig_hash, sig[:-1])) tx.txs_in[1].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(1)) sig_hash = tx.signature_hash(coinbase_tx.txs_out[2].script, 2, sig_type) self.assertEqual( 'bacd7c3ab79cad71807312677c1788ad9565bf3c00ab9a153d206494fb8b7e6a', b2h(to_bytes_32(sig_hash))) sig = sigmake(k2, sig_hash, sig_type) self.assertTrue(sigcheck(k2, sig_hash, sig[:-1])) tx.txs_in[2].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(2))
def generate_new_key(): secret = secrets.randbits(256) secret_hex = b2a_hex(to_bytes_32(secret)).decode() key = Key(secret_exponent=secret) sec = public_pair_to_sec(key.public_pair()) return b2a_hex(sec).decode(), secret_hex
def master_public_key(self): if self._master_public_key is None: self._public_pair = ecdsa.public_pair_for_secret_exponent( ecdsa.generator_secp256k1, self.master_private_key()) self._master_public_key = to_bytes_32(self._public_pair[0]) + to_bytes_32(self._public_pair[1]) return self._master_public_key
])) ## Version of public addr, script addr, secret key ## mainnet - 0, 5, 128 ## testnet and regtest - 111, 196, 239 print() print("CECKey example - ", my_netcode) print("Pubkey Addr Ver: ", bitcoin.params.BASE58_PREFIXES['PUBKEY_ADDR'], ", Secret Key Ver: ", bitcoin.params.BASE58_PREFIXES['SECRET_KEY']) # use CECKey class cec_key = CECKey() #cec_key.set_secretbytes(privkey_bytes) random_nbr = 1 #util.randrange(ecdsa.generator_secp256k1.order()) my_secret_exp = b2h(encoding.to_bytes_32(random_nbr)) cec_key.set_secretbytes(bitcoin.core.x(my_secret_exp)) print("Private Key dec: ", random_nbr) print("Private Key hex: ", my_secret_exp) privkey_wif = encoding.secret_exponent_to_wif(eval('0x' + my_secret_exp), wif_prefix=my_privkey_prefix) print("Private key WIF: ", privkey_wif) privkey_wif = encoding.secret_exponent_to_wif(eval('0x' + my_secret_exp), False, wif_prefix=my_privkey_prefix) print(" uncompressed: ", privkey_wif) cec_key.set_compressed(True) print()
def _test_sighash_single(self, netcode): k0 = Key(secret_exponent=PRIV_KEYS[0], is_compressed=True, netcode=netcode) k1 = Key(secret_exponent=PRIV_KEYS[1], is_compressed=True, netcode=netcode) k2 = Key(secret_exponent=PRIV_KEYS[2], is_compressed=True, netcode=netcode) k3 = Key(secret_exponent=PRIV_KEYS[3], is_compressed=True, netcode=netcode) k4 = Key(secret_exponent=PRIV_KEYS[4], is_compressed=True, netcode=netcode) k5 = Key(secret_exponent=PRIV_KEYS[5], is_compressed=True, netcode=netcode) # Fake a coinbase transaction coinbase_tx = Tx.coinbase_tx(k0.sec(), 500000000) coinbase_tx.txs_out.append(TxOut(1000000000, pycoin_compile('%s OP_CHECKSIG' % b2h(k1.sec())))) coinbase_tx.txs_out.append(TxOut(1000000000, pycoin_compile('%s OP_CHECKSIG' % b2h(k2.sec())))) self.assertEqual('2acbe1006f7168bad538b477f7844e53de3a31ffddfcfc4c6625276dd714155a', b2h_rev(coinbase_tx.hash())) # Make the test transaction txs_in = [ TxIn(coinbase_tx.hash(), 0), TxIn(coinbase_tx.hash(), 1), TxIn(coinbase_tx.hash(), 2), ] txs_out = [ TxOut(900000000, standard_tx_out_script(k3.address())), TxOut(800000000, standard_tx_out_script(k4.address())), TxOut(800000000, standard_tx_out_script(k5.address())), ] tx = Tx(1, txs_in, txs_out) tx.set_unspents(coinbase_tx.txs_out) self.assertEqual('791b98ef0a3ac87584fe273bc65abd89821569fd7c83538ac0625a8ca85ba587', b2h_rev(tx.hash())) sig_type = SIGHASH_SINGLE sig_hash = tx.signature_hash(coinbase_tx.txs_out[0].script, 0, sig_type) self.assertEqual('cc52d785a3b4133504d1af9e60cd71ca422609cb41df3a08bbb466b2a98a885e', b2h(to_bytes_32(sig_hash))) sig = sigmake(k0, sig_hash, sig_type) self.assertTrue(sigcheck(k0, sig_hash, sig[:-1])) tx.txs_in[0].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(0)) sig_hash = tx.signature_hash(coinbase_tx.txs_out[1].script, 1, sig_type) self.assertEqual('93bb883d70fccfba9b8aa2028567aca8357937c65af7f6f5ccc6993fd7735fb7', b2h(to_bytes_32(sig_hash))) sig = sigmake(k1, sig_hash, sig_type) self.assertTrue(sigcheck(k1, sig_hash, sig[:-1])) tx.txs_in[1].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(1)) sig_hash = tx.signature_hash(coinbase_tx.txs_out[2].script, 2, sig_type) self.assertEqual('53ef7f67c3541bffcf4e0d06c003c6014e2aa1fb38ff33240b3e1c1f3f8e2a35', b2h(to_bytes_32(sig_hash))) sig = sigmake(k2, sig_hash, sig_type) self.assertTrue(sigcheck(k2, sig_hash, sig[:-1])) tx.txs_in[2].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(2)) sig_type = SIGHASH_SINGLE | SIGHASH_ANYONECANPAY sig_hash = tx.signature_hash(coinbase_tx.txs_out[0].script, 0, sig_type) self.assertEqual('2003393d246a7f136692ce7ab819c6eadc54ffea38eb4377ac75d7d461144e75', b2h(to_bytes_32(sig_hash))) sig = sigmake(k0, sig_hash, sig_type) self.assertTrue(sigcheck(k0, sig_hash, sig[:-1])) tx.txs_in[0].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(0)) sig_hash = tx.signature_hash(coinbase_tx.txs_out[1].script, 1, sig_type) self.assertEqual('e3f469ac88e9f35e8eff0bd8ad4ad3bf899c80eb7645947d60860de4a08a35df', b2h(to_bytes_32(sig_hash))) sig = sigmake(k1, sig_hash, sig_type) self.assertTrue(sigcheck(k1, sig_hash, sig[:-1])) tx.txs_in[1].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(1)) sig_hash = tx.signature_hash(coinbase_tx.txs_out[2].script, 2, sig_type) self.assertEqual('bacd7c3ab79cad71807312677c1788ad9565bf3c00ab9a153d206494fb8b7e6a', b2h(to_bytes_32(sig_hash))) sig = sigmake(k2, sig_hash, sig_type) self.assertTrue(sigcheck(k2, sig_hash, sig[:-1])) tx.txs_in[2].script = pycoin_compile(b2h(sig)) self.assertTrue(tx.is_signature_ok(2))
def master_public_key(self): if self._master_public_key is None: pp = self.public_pair() self._master_public_key = to_bytes_32(pp[0]) + to_bytes_32(pp[1]) return self._master_public_key