mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-19 04:48:12 +00:00
109 lines
3.4 KiB
Python
Executable File
109 lines
3.4 KiB
Python
Executable File
#!/usr/bin/env python2
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#
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# Copyright (C) 2017 mruddy
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#
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# This library is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with this library. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import print_function
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import binascii
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from trezorlib.client import TrezorClient
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from trezorlib.transport_hid import HidTransport
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from trezorlib.tx_api import *
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from trezorlib import types_pb2 as types
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def get_client():
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devices = HidTransport.enumerate() # List all connected TREZORs on USB
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if len(devices) == 0: # Check whether we found any
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return None
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transport = HidTransport(devices[0]) # Use first connected device
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return TrezorClient(transport) # Creates object for communicating with TREZOR
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def get_txapi():
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coin = raw_input('Which coin {Bitcoin, Testnet, Litecoin}? ').strip()
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if coin not in {'Bitcoin', 'Testnet', 'Litecoin'}:
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return None, None
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txapi_lookup = {
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'Bitcoin': TxApiBitcoin,
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'Testnet': TxApiTestnet,
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'Litecoin': TxApiLitecoin
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}
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return coin, txapi_lookup[coin]
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def main():
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client = get_client()
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if not client:
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print('No TREZOR connected')
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return
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print()
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print('Welcome to the user-unfriendly transaction signing tool')
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print('USE AT YOUR OWN RISK!!!')
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print()
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coin, txapi = get_txapi()
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if not txapi:
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print('Coin not supported')
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return
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client.set_tx_api(txapi)
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inputs = []
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while True:
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print()
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prev_in_hash = raw_input('Previous input hash (empty to move on): ').strip()
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if prev_in_hash == '':
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break
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prev_in_vout = raw_input('Previous input index: ').strip()
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addrn = raw_input("Node path to sign with (e.g.- %s/0'/0/0): " % coin).strip()
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inputs.append(types.TxInputType(
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prev_hash = binascii.unhexlify(prev_in_hash),
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prev_index = int(prev_in_vout, 10),
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address_n = client.expand_path(addrn)
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))
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outputs = []
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while True:
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print()
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out_addr = raw_input('Pay to address (empty to move on): ').strip()
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if out_addr == '':
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break
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out_amount = raw_input('Amount (in satoshis): ').strip()
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outputs.append(types.TxOutputType(
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amount = int(out_amount, 10),
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script_type = types.PAYTOADDRESS,
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address = out_addr
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))
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(signatures, serialized_tx) = client.sign_tx(coin, inputs, outputs)
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client.close()
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print()
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print('Signed Transaction:', binascii.hexlify(serialized_tx))
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# note: these api's are useful for checking and sending the output of this tool:
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# https://btc.blockr.io/tx/push -or- https://live.blockcypher.com/btc/pushtx/
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# https://tbtc.blockr.io/tx/push -or- https://live.blockcypher.com/btc-testnet/pushtx/
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# https://ltc.blockr.io/tx/push -or - https://live.blockcypher.com/ltc/pushtx/
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if __name__ == '__main__':
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main()
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