async def sign_tx(ctx, msg: NEMSignTx): validate(msg) await validate_path( ctx, check_path, path=msg.transaction.address_n, network=msg.transaction.network ) node = await seed.derive_node(ctx, msg.transaction.address_n, NEM_CURVE) if msg.multisig: public_key = msg.multisig.signer common = msg.multisig await multisig.ask(ctx, msg) else: public_key = seed.remove_ed25519_prefix(node.public_key()) common = msg.transaction if msg.transfer: tx = await transfer.transfer(ctx, public_key, common, msg.transfer, node) elif msg.provision_namespace: tx = await namespace.namespace(ctx, public_key, common, msg.provision_namespace) elif msg.mosaic_creation: tx = await mosaic.mosaic_creation(ctx, public_key, common, msg.mosaic_creation) elif msg.supply_change: tx = await mosaic.supply_change(ctx, public_key, common, msg.supply_change) elif msg.aggregate_modification: tx = await multisig.aggregate_modification( ctx, public_key, common, msg.aggregate_modification, msg.multisig is not None, ) elif msg.importance_transfer: tx = await transfer.importance_transfer( ctx, public_key, common, msg.importance_transfer ) else: raise ValueError("No transaction provided") if msg.multisig: # wrap transaction in multisig wrapper if msg.cosigning: tx = multisig.cosign( seed.remove_ed25519_prefix(node.public_key()), msg.transaction, tx, msg.multisig.signer, ) else: tx = multisig.initiate( seed.remove_ed25519_prefix(node.public_key()), msg.transaction, tx ) signature = ed25519.sign(node.private_key(), tx, NEM_HASH_ALG) resp = NEMSignedTx() resp.data = tx resp.signature = signature return resp
def test_root_address_derivation_scheme(self): mnemonic = "all all all all all all all all all all all all" passphrase = "" node = bip32.from_mnemonic_cardano(mnemonic, passphrase) # 44'/1815' address, _ = derive_address_and_node( node, [0x80000000 | 44, 0x80000000 | 1815]) self.assertEqual( address, "Ae2tdPwUPEZ2FGHX3yCKPSbSgyuuTYgMxNq652zKopxT4TuWvEd8Utd92w3") priv, ext, pub, chain = ( b"204ec79cbb6502a141de60d274962010c7f1c94a2987b26506433184d228ed51", b"975cdd1c8610b44701567f05934c45c8716064263ccfe72ed2167ccb705c09b6", b"8c47ebce34234d04fd3dfbac33feaba6133e4e3d77c4b5ab18120ec6878ad4ce", b"02ac67c59a8b0264724a635774ca2c242afa10d7ab70e2bf0a8f7d4bb10f1f7a" ) _, n = derive_address_and_node(node, [0x80000000 | 44, 0x80000000 | 1815]) self.assertEqual(hexlify(n.private_key()), priv) self.assertEqual(hexlify(n.private_key_ext()), ext) self.assertEqual(hexlify(seed.remove_ed25519_prefix(n.public_key())), pub) self.assertEqual(hexlify(n.chain_code()), chain)
def _build_byron_witnesses( keychain: seed.Keychain, inputs: List[CardanoTxInputType], tx_body_hash: bytes, protocol_magic: int, ) -> List[Tuple[bytes, bytes, bytes, bytes]]: byron_witnesses = [] # include only one witness for each path paths = set() for input in inputs: if not is_byron_path(input.address_n): continue paths.add(tuple(input.address_n)) for path in paths: node = keychain.derive(list(path)) public_key = remove_ed25519_prefix(node.public_key()) signature = ed25519.sign_ext( node.private_key(), node.private_key_ext(), tx_body_hash ) chain_code = node.chain_code() address_attributes = cbor.encode(get_address_attributes(protocol_magic)) byron_witnesses.append((public_key, signature, chain_code, address_attributes)) return byron_witnesses
def _get_address_root(node, payload): extpubkey = seed.remove_ed25519_prefix(node.public_key()) + node.chain_code() if payload: payload = {1: cbor.encode(payload)} else: payload = {} return _address_hash([0, [0, extpubkey], payload])
def test_root_address_derivation_scheme(self): # 44'/1815' address_parameters = CardanoAddressParametersType( address_type=CardanoAddressType.BYRON, address_n=[0x80000000 | 44, 0x80000000 | 1815], ) address = derive_human_readable_address(self.keychain, address_parameters, protocol_magics.MAINNET, network_ids.MAINNET) self.assertEqual( address, "Ae2tdPwUPEZ2FGHX3yCKPSbSgyuuTYgMxNq652zKopxT4TuWvEd8Utd92w3") priv, ext, pub, chain = ( b"204ec79cbb6502a141de60d274962010c7f1c94a2987b26506433184d228ed51", b"975cdd1c8610b44701567f05934c45c8716064263ccfe72ed2167ccb705c09b6", b"8c47ebce34234d04fd3dfbac33feaba6133e4e3d77c4b5ab18120ec6878ad4ce", b"02ac67c59a8b0264724a635774ca2c242afa10d7ab70e2bf0a8f7d4bb10f1f7a" ) n = self.keychain.derive([0x80000000 | 44, 0x80000000 | 1815]) self.assertEqual(hexlify(n.private_key()), priv) self.assertEqual(hexlify(n.private_key_ext()), ext) self.assertEqual(hexlify(seed.remove_ed25519_prefix(n.public_key())), pub) self.assertEqual(hexlify(n.chain_code()), chain)
def _get_public_key(keychain, derivation_path: list): _, node = derive_address_and_node(keychain, derivation_path) public_key = hexlify(remove_ed25519_prefix(node.public_key())).decode() chain_code = hexlify(node.chain_code()).decode() xpub_key = public_key + chain_code node_type = HDNodeType( depth=node.depth(), child_num=node.child_num(), fingerprint=node.fingerprint(), chain_code=node.chain_code(), public_key=remove_ed25519_prefix(node.public_key()), ) return CardanoPublicKey(node=node_type, xpub=xpub_key)
def _get_public_key(keychain: seed.Keychain, derivation_path: List[int]) -> CardanoPublicKey: node = keychain.derive(derivation_path) public_key = hexlify(remove_ed25519_prefix(node.public_key())).decode() chain_code = hexlify(node.chain_code()).decode() xpub_key = public_key + chain_code node_type = HDNodeType( depth=node.depth(), child_num=node.child_num(), fingerprint=node.fingerprint(), chain_code=node.chain_code(), public_key=remove_ed25519_prefix(node.public_key()), ) return CardanoPublicKey(node=node_type, xpub=xpub_key)
async def get_public_key(ctx, msg: StellarGetPublicKey): node = await seed.derive_node(ctx, msg.address_n, helpers.STELLAR_CURVE) pubkey = seed.remove_ed25519_prefix(node.public_key()) if msg.show_display: await show_pubkey(ctx, pubkey) return StellarPublicKey(public_key=pubkey)
def _cborize_shelley_witness(keychain: seed.Keychain, tx_body_hash: bytes, path: List[int]) -> Tuple[bytes, bytes]: node = keychain.derive(path) signature = ed25519.sign_ext(node.private_key(), node.private_key_ext(), tx_body_hash) public_key = remove_ed25519_prefix(node.public_key()) return public_key, signature
def _sign_message(root_node, message: str, derivation_path: list): address, node = derive_address_and_node(root_node, derivation_path) signature = ed25519.sign_ext(node.private_key(), node.private_key_ext(), message) sig = CardanoMessageSignature() sig.public_key = seed.remove_ed25519_prefix(node.public_key()) sig.signature = signature return sig
async def get_public_key(ctx, msg): node = await seed.derive_node(ctx, msg.address_n, TEZOS_CURVE) pk = seed.remove_ed25519_prefix(node.public_key()) pk_prefixed = base58_encode_check(pk, prefix=TEZOS_PUBLICKEY_PREFIX) if msg.show_display: await _show_tezos_pubkey(ctx, pk_prefixed) return TezosPublicKey(public_key=pk_prefixed)
def test_hardened_address_derivation_scheme(self): mnemonic = "all all all all all all all all all all all all" passphrase = "" node = bip32.from_mnemonic_cardano(mnemonic, passphrase) keychain = Keychain(node) addresses = [ "Ae2tdPwUPEZ98eHFwxSsPBDz73amioKpr58Vw85mP1tMkzq8siaftiejJ3j", "Ae2tdPwUPEZKA971NCHuHqaEnxZDFWPzH3fEsLpDnbEpG6UeMRHnRzCzEwK", "Ae2tdPwUPEZL9Ag1ouS4b1zjuPxKpvEUgjpVpG1KQFs5pNewQb65F1WXVQ2", ] for i, expected in enumerate(addresses): # 44'/1815'/0'/0/i' address_parameters = CardanoAddressParametersType( address_type=CardanoAddressType.BYRON, address_n=[ 0x80000000 | 44, 0x80000000 | 1815, 0x80000000, 0, 0x80000000 + i ], ) address = derive_human_readable_address(keychain, address_parameters, protocol_magics.MAINNET, network_ids.MAINNET) self.assertEqual(expected, address) nodes = [ (b"3881a8de77d069001010d7f7d5211552e7d539b0e253add710367f95e528ed51", b"9b77608b38e0a0c7861aa234557c81482f42aae2d17993a8ddaec1868fb04d60", b"a938c8554ae04616cfaae7cd0eb557475082c4e910242ce774967e0bd7492408", b"cbf6ab47c8eb1a0477fc40b25dbb6c4a99454edb97d6fe5acedd3e238ef46fe0" ), (b"3003aca659846540b9ed04f2b844f2d8ea964856ca38a7dffedef4f6e528ed51", b"8844ccc81d633e1c7126f30c2524c1652617cf58da755014070215bf5070ba38", b"be28c00ed6cb9b70310f78028f8e3a2db935baf482d84afa590b0b5b864571cc", b"584b4631d752023a249e980779517280e6c0b3ac7a7f27c6e9456bfd228ca60b" ), (b"68e4482add0a741e14c8f2306bf83206a623e3729dd24175915eedece428ed51", b"3165a80c5efe846224d46a0427cdb2be4f31ea3585c51f4131faefc4328ad95a", b"9a32499976ffb582daa9988dfc42a303de5ed00c320c929f496be3c6eb1cf405", b"da07ca30a3d1c5fe3c34ce5fa197722446a646624a10bdf8889a4b9c347b2ef2" ), ] for i, (priv, ext, pub, chain) in enumerate(nodes): n = keychain.derive([ 0x80000000 | 44, 0x80000000 | 1815, 0x80000000, 0, 0x80000000 + i ]) self.assertEqual(hexlify(n.private_key()), priv) self.assertEqual(hexlify(n.private_key_ext()), ext) self.assertEqual( hexlify(seed.remove_ed25519_prefix(n.public_key())), pub) self.assertEqual(hexlify(n.chain_code()), chain)
async def get_public_key(ctx, msg, keychain): await paths.validate_path(ctx, helpers.validate_full_path, keychain, msg.address_n) node = keychain.derive(msg.address_n, helpers.TEZOS_CURVE) pk = seed.remove_ed25519_prefix(node.public_key()) pk_prefixed = helpers.base58_encode_check(pk, prefix=helpers.TEZOS_PUBLICKEY_PREFIX) if msg.show_display: await _show_tezos_pubkey(ctx, pk_prefixed) return TezosPublicKey(public_key=pk_prefixed)
def _get_public_key(root_node, derivation_path: list): _, node = derive_address_and_node(root_node, derivation_path) public_key = hexlify(seed.remove_ed25519_prefix( node.public_key())).decode() chain_code = hexlify(node.chain_code()).decode() xpub_key = public_key + chain_code root_hd_passphrase = hexlify(_derive_hd_passphrase(root_node)).decode() node_type = HDNodeType( depth=node.depth(), child_num=node.child_num(), fingerprint=node.fingerprint(), chain_code=node.chain_code(), public_key=seed.remove_ed25519_prefix(node.public_key()), ) return CardanoPublicKey(node=node_type, xpub=xpub_key, root_hd_passphrase=root_hd_passphrase)
async def get_address(ctx, msg: StellarGetAddress, keychain): await paths.validate_path(ctx, keychain, msg.address_n) node = keychain.derive(msg.address_n) pubkey = seed.remove_ed25519_prefix(node.public_key()) address = helpers.address_from_public_key(pubkey) if msg.show_display: desc = address_n_to_str(msg.address_n) await show_address(ctx, address=address, address_qr=address.upper(), desc=desc) return StellarAddress(address=address)
def test_non_hardened_address_derivation_scheme(self): mnemonic = "all all all all all all all all all all all all" passphrase = "" node = bip32.from_mnemonic_cardano(mnemonic, passphrase) keychain = Keychain(node) addresses = [ "Ae2tdPwUPEZ5YUb8sM3eS8JqKgrRLzhiu71crfuH2MFtqaYr5ACNRdsswsZ", "Ae2tdPwUPEZJb8r1VZxweSwHDTYtqeYqF39rZmVbrNK62JHd4Wd7Ytsc8eG", "Ae2tdPwUPEZFm6Y7aPZGKMyMAK16yA5pWWKU9g73ncUQNZsAjzjhszenCsq", ] for i, expected in enumerate(addresses): # 44'/1815'/0'/0/i address_parameters = CardanoAddressParametersType( address_type=CardanoAddressType.BYRON, address_n=[ 0x80000000 | 44, 0x80000000 | 1815, 0x80000000, 0, i ], ) address = derive_human_readable_address(keychain, address_parameters, protocol_magics.MAINNET, network_ids.MAINNET) self.assertEqual(address, expected) nodes = [ (b"d03ba81163fd55af97bd132bf651a0da5b5e6201b15b1caca60b0be8e028ed51", b"493f44aa8d25fe0d3fe2935c76ea6b3e9e41c79e9dbcbe7131357c5aa1b6cac5", b"b90fb812a2268e9569ff1172e8daed1da3dc7e72c7bded7c5bcb7282039f90d5", b"fd8e71c1543de2cdc7f7623130c5f2cceb53549055fa1f5bc88199989e08cce7" ), (b"08b6438c8dd49d34b71c8e914d6ac3184e5ab3dcc8af023d08503a7edf28ed51", b"3fee605fdfaddc1ee2ea0b246b02c9abc54ad741054bc83943e8b21487b5a053", b"89053545a6c254b0d9b1464e48d2b5fcf91d4e25c128afb1fcfc61d0843338ea", b"26308151516f3b0e02bb1638142747863c520273ce9bd3e5cd91e1d46fe2a635" ), (b"088f0275bf4a1bd18f08d7ef06c6ddb6ce7e3dc415fb4e89fe21bf39e628ed51", b"4c44563c7df519ea9b4d1801c1ab98b449db28b87f1c3837759c20f68c4c1e65", b"52548cb98e6f46a592bdf7f3598a9abc0126c78dfa3f46d1894ee52a5213e833", b"91af0668ee449e613e61bbb2482e5ddee1d9b15785727ec3e362c36861bff923" ), ] for i, (priv, ext, pub, chain) in enumerate(nodes): n = keychain.derive( [0x80000000 | 44, 0x80000000 | 1815, 0x80000000, 0, i]) self.assertEqual(hexlify(n.private_key()), priv) self.assertEqual(hexlify(n.private_key_ext()), ext) self.assertEqual( hexlify(seed.remove_ed25519_prefix(n.public_key())), pub) self.assertEqual(hexlify(n.chain_code()), chain)
async def get_address(ctx, msg: StellarGetAddress): node = await seed.derive_node(ctx, msg.address_n, helpers.STELLAR_CURVE) pubkey = seed.remove_ed25519_prefix(node.public_key()) address = helpers.address_from_public_key(pubkey) if msg.show_display: while True: if await show_address(ctx, address): break if await show_qr(ctx, address.upper()): break return StellarAddress(address=address)
async def get_address(ctx, msg, keychain): await paths.validate_path(ctx, keychain, msg.address_n) node = keychain.derive(msg.address_n) pk = seed.remove_ed25519_prefix(node.public_key()) pkh = hashlib.blake2b(pk, outlen=helpers.PUBLIC_KEY_HASH_SIZE).digest() address = helpers.base58_encode_check( pkh, prefix=helpers.TEZOS_ED25519_ADDRESS_PREFIX) if msg.show_display: desc = address_n_to_str(msg.address_n) await show_address(ctx, address=address, address_qr=address, desc=desc) return TezosAddress(address=address)
def _build_witnesses(self, tx_aux_hash: str): witnesses = [] for index, node in enumerate(self.nodes): message = (b"\x01" + cbor.encode(self.protocol_magic) + b"\x58\x20" + tx_aux_hash) signature = ed25519.sign_ext(node.private_key(), node.private_key_ext(), message) extended_public_key = (remove_ed25519_prefix(node.public_key()) + node.chain_code()) witnesses.append([ self.types[index], cbor.Tagged(24, cbor.encode([extended_public_key, signature])), ]) return witnesses
async def get_address(ctx, msg): address_n = msg.address_n or () node = await seed.derive_node(ctx, address_n, TEZOS_CURVE) pk = seed.remove_ed25519_prefix(node.public_key()) pkh = hashlib.blake2b(pk, outlen=20).digest() address = base58_encode_check(pkh, prefix=TEZOS_ED25519_ADDRESS_PREFIX) if msg.show_display: while True: if await show_address(ctx, address): break if await show_qr(ctx, address): break return TezosAddress(address=address)
def _build_witnesses(self, tx_aux_hash: str): witnesses = [] for input in self.inputs: _, node = derive_address_and_node(self.keychain, input.address_n) message = (b"\x01" + cbor.encode(self.protocol_magic) + b"\x58\x20" + tx_aux_hash) signature = ed25519.sign_ext(node.private_key(), node.private_key_ext(), message) extended_public_key = (remove_ed25519_prefix(node.public_key()) + node.chain_code()) witnesses.append([ (input.type or 0), cbor.Tagged(24, cbor.encode([extended_public_key, signature])), ]) return witnesses
async def get_address(ctx: Context, msg: StellarGetAddress, keychain: Keychain) -> StellarAddress: await paths.validate_path(ctx, keychain, msg.address_n) node = keychain.derive(msg.address_n) pubkey = seed.remove_ed25519_prefix(node.public_key()) address = helpers.address_from_public_key(pubkey) if msg.show_display: title = paths.address_n_to_str(msg.address_n) await show_address(ctx, address=address, case_sensitive=False, title=title) return StellarAddress(address=address)
def test_hardened_address_derivation(self): mnemonic = "plastic that delay conduct police ticket swim gospel intact harsh obtain entire" node = bip32.from_mnemonic_cardano(mnemonic) addresses = [ "DdzFFzCqrhtDB6YEgPQqFiVnhKsfyEMe9MLQabhayVUL2WRN1dbLLFS7VfKYBy8n3uemZRcDyqMnv7STCU9vj2eAR8CgFgKMDG2mkQN7", "DdzFFzCqrhtCGRQ2UYpcouvRgDnPsAYpmzWVtd5YLvaRrMAMoDmYsKhNMAWePbK7a1XbZ8ghTeyaSLZ2488extnB5F9SwHus4UFaFwkS", "DdzFFzCqrhsqHyZLVLeFrgcxUrPA5YMJJRJCxkESHcPkV1EuuDKhKkJNPkEyrWXhPbuMHxSnz1cNYUCN8tJsLwaFiSxMz3ab19GEvaNP", ] for i, expected in enumerate(addresses): # 44'/1815'/0'/0/i' address, _ = derive_address_and_node(node, [ 0x80000000 | 44, 0x80000000 | 1815, 0x80000000, 0, 0x80000000 + i ]) self.assertEqual(expected, address) nodes = [ ("d4dd69a2f2a6374f3733f53e03f610d73dd4f1d5131169bc144e6d34c9bcbe04", "21d97a697583630e2cef01e5fc1555ea4fd9625ff8fcde1fc72e67aa42f975ec", "2df46e04ebf0816e242bfaa1c73e5ebe8863d05d7a96c8aac16f059975e63f30", "057658de1308930ad4a5663e4f77477014b04954a9d488e62d73b04fc659a35c" ), ("3476630290051477e4cc206fd5f6587065d3c9558c9891cc1c0ed5a408d5b60c", "3f1d4beaefd2ffff59a45cb75519960d02f4de62c076a165bc39a7d7b1fec168", "35b0cc0b770e04d86a9cddb0e2068b3a242f6b6e93c9a9d3c4f0899bd62b4266", "35bb811c631b3db3b10559bc15821a39969654ebcad80cedf544ac8bf2a73ce7" ), ("06a6f53baf84ac6713cd1c441081dff00d1c4abee33091dc5c5ebdec2044270c", "4978871e479a3a58adabb030565162832c63a2909442d306c96eaf03823ff5c9", "9f26aad725aef1bb0609085f2c961b4d2579bceccfb1b01f3c7d1dbdd02b50b1", "70f72ce51d0c984c4bbddd0297f4ffe0b4710c2c3f9a7e17f7d7e3e1810b5c33" ), ] for i, (priv, ext, pub, chain) in enumerate(nodes): _, n = derive_address_and_node(node, [ 0x80000000 | 44, 0x80000000 | 1815, 0x80000000, 0, 0x80000000 + i ]) self.assertEqual(unhexlify(priv), n.private_key()) self.assertEqual(unhexlify(ext), n.private_key_ext()) self.assertEqual(unhexlify(pub), seed.remove_ed25519_prefix(n.public_key())) self.assertEqual(unhexlify(chain), n.chain_code())
async def get_address(ctx, msg: StellarGetAddress, keychain): await paths.validate_path(ctx, helpers.validate_full_path, keychain, msg.address_n, CURVE) node = keychain.derive(msg.address_n, CURVE) pubkey = seed.remove_ed25519_prefix(node.public_key()) address = helpers.address_from_public_key(pubkey) if msg.show_display: desc = address_n_to_str(msg.address_n) while True: if await show_address(ctx, address, desc=desc): break if await show_qr(ctx, address.upper(), desc=desc): break return StellarAddress(address=address)
def _build_witnesses(self, tx_aux_hash: str): witnesses = [] for index, node in enumerate(self.nodes): message = self.CARDANO_WITNESS_MAGIC_PREFIX + tx_aux_hash signature = ed25519.sign_ext( node.private_key(), node.private_key_ext(), message ) extended_public_key = ( seed.remove_ed25519_prefix(node.public_key()) + node.chain_code() ) witnesses.append( [ self.types[index], cbor.Tagged(24, cbor.encode([extended_public_key, signature])), ] ) return witnesses
async def get_public_key(ctx, msg, keychain): await paths.validate_path(ctx, helpers.validate_full_path, keychain, msg.address_n, CURVE) node = keychain.derive(msg.address_n, CURVE) pk = seed.remove_ed25519_prefix(node.public_key()) pk_base58 = base58.encode(pk) chain_id = helpers.get_chain_id(msg.address_n) address = helpers.get_address_from_public_key(pk_base58, chain_id) if msg.show_display: await _show_vsys_pubkey(ctx, pk_base58) return VsysPublicKey(api=ACCOUNT_API_VER, public_key=pk_base58, address=address, protocol=PROTOCOL, opc=OPC_ACCOUNT)
def _build_shelley_witnesses( keychain: seed.Keychain, inputs: List[CardanoTxInputType], tx_body_hash: bytes, ) -> List[Tuple[bytes, bytes]]: shelley_witnesses = [] for input in inputs: if not is_shelley_path(input.address_n): continue node = keychain.derive(input.address_n) public_key = remove_ed25519_prefix(node.public_key()) signature = ed25519.sign_ext(node.private_key(), node.private_key_ext(), tx_body_hash) shelley_witnesses.append((public_key, signature)) return shelley_witnesses
def test_non_hardened_address_derivation(self): mnemonic = "plastic that delay conduct police ticket swim gospel intact harsh obtain entire" node = bip32.from_mnemonic_cardano(mnemonic) addresses = [ "2w1sdSJu3GVezU6nw8LodErz7kSrEQ9hKQhsGLWk4JxTCxg7tkJvSowGKLFE7PMxknbkuYjtaWbpnJLhJgwmwNA98GPX2SGSN1t", "2w1sdSJu3GVg7mRbtq2aGUFKxXnpFoP9hesA1n7KJrnQ9QEgyy7DGbLU52L2cytPqCoNNhkvRCF9ZsBLwMv1E35CVh6XBiWj2GE", "2w1sdSJu3GVg193D2yhiiH947J9UwrbPAmNao6ciAZi3GeU7sG1D3fTAnQakzHSe1FVyuRdUjcx52Q7575LxBBNE8aCunKFA4kA", ] for i, expected in enumerate(addresses): # 44'/1815'/0'/0/i address, _ = derive_address_and_node( node, [0x80000000 | 44, 0x80000000 | 1815, 0x80000000, 0, i]) self.assertEqual(expected, address) nodes = [ ("a75a851505db79ee8557a8cb3ef561ab7d6bd24d7cc0e97b8496654431fc2e0c", "21fa8154e009a46a1c44709fe23b75735c8abc6256c44cc3c208c1c914f037ce", "723fdc0eb1300fe7f2b9b6989216a831835a88695ba2c2d5c50c8470b7d1b239", "ae09010e921de259b02f34ce7fd76f9c09ad224d436fe8fa38aa212177937ffe" ), ("48ded246510a563f759fde920016ad1356238ab5936869e45ccec5b4d8fcce0c", "0216c5c777bfe196576b776bd9faf2ac1318966c820edb203754166d5a0f4d92", "6dc82a0d40257cfc1ea5d728c6ccfa52ad5673c2dc4cfed239dff642d29fbc46", "cd490ae08bd2ff18e8b61c39173f6bf0db85709130baa103b9f00e4160ec150f" ), ("8e651d540f55a4670bb5ec8cd0812731ce734a1e745059c4f445fd8cd8fcb604", "ab7f8d9e7927a1a71b7b08eb3b871246dc4717d9e309b7682df0eee202a5a97a", "e55323d6881ca92a0816695def558145ef22f0d0c4f6133aab7a8a3f2f98ef78", "6c9313fcf93b55a977184514aefa1c778c1abadb2ba9f2c1351b587b7c1e1572" ), ] for i, (priv, ext, pub, chain) in enumerate(nodes): _, n = derive_address_and_node( node, [0x80000000 | 44, 0x80000000 | 1815, 0x80000000, 0, i]) self.assertEqual(unhexlify(priv), n.private_key()) self.assertEqual(unhexlify(ext), n.private_key_ext()) self.assertEqual(unhexlify(pub), seed.remove_ed25519_prefix(n.public_key())) self.assertEqual(unhexlify(chain), n.chain_code())
async def get_address(ctx, msg, keychain): await paths.validate_path(ctx, helpers.validate_full_path, keychain, msg.address_n, CURVE) node = keychain.derive(msg.address_n, CURVE) pk = seed.remove_ed25519_prefix(node.public_key()) pkh = hashlib.blake2b(pk, outlen=20).digest() address = helpers.base58_encode_check( pkh, prefix=helpers.TEZOS_ED25519_ADDRESS_PREFIX) if msg.show_display: desc = address_n_to_str(msg.address_n) while True: if await show_address(ctx, address, desc=desc): break if await show_qr(ctx, address, desc=desc): break return TezosAddress(address=address)
async def sign_tx(ctx, msg: StellarSignTx): if msg.num_operations == 0: raise ProcessError("Stellar: At least one operation is required") node = await seed.derive_node(ctx, msg.address_n, consts.STELLAR_CURVE) pubkey = seed.remove_ed25519_prefix(node.public_key()) w = bytearray() await _init(ctx, w, pubkey, msg) _timebounds(w, msg.timebounds_start, msg.timebounds_end) await _memo(ctx, w, msg) await _operations(ctx, w, msg.num_operations) await _final(ctx, w, msg) # sign digest = sha256(w).digest() signature = ed25519.sign(node.private_key(), digest) # Add the public key for verification that the right account was used for signing return StellarSignedTx(pubkey, signature)