signtest.py

#!/usr/bin/python
import binascii

import trezorlib.messages_pb2 as proto
import trezorlib.types_pb2 as proto_types

from trezorlib.client import TrezorClient
from trezorlib.client import TrezorClientDebug
from trezorlib.tx_api import TxApiTestnet
from trezorlib.tx_api import TxApiBitcoin
import trezorlib.tx_api
from trezorlib.transport_hid import HidTransport
from trezorlib.transport_bridge import BridgeTransport

trezorlib.tx_api.cache_dir = 'c:/transactions'


def main():
    # List all connected TREZORs on USB
    devices = HidTransport.enumerate()

    # Check whether we found any
    if len(devices) == 0:
        print 'No TREZOR found'
        return

    # Use first connected device
    print devices[0][0]
#    transport = BridgeTransport(devices[0][0])
    transport = HidTransport(devices[0])

    # Creates object for manipulating TREZOR
    client = TrezorClient(transport)
#    client.set_tx_api(TxApiTestnet)
    client.set_tx_api(TxApiBitcoin)

    # Print out TREZOR's features and settings
    print client.features

    # The inputs of the transaction.  Here is an example with one normal input.
    inputs = [
        proto_types.TxInputType(
            script_type=proto_types.SPENDADDRESS,
            address_n=client.expand_path("44'/0'/0'/0/2"),
            prev_hash=binascii.unhexlify('7aa9e2b646d18140ce8cbcbc7343de02257f901b531b254f1d4defbccf521ce3'),
            prev_index=1234,
        ),
    ]

    outputs = [
        proto_types.TxOutputType(
            amount=987654 - 193*100,    # amount is in satoshi!
            script_type=proto_types.PAYTOADDRESS,
            address='1DTKiq7WAm61amhnXxbMG7CyztUqaJLoVz'
#            script_type=proto_types.PAYTOSCRIPTHASH,
#            address='3PUxV6Cc4udQZQsJhArVUzvvVoKC8ohkAj'
        ),
    ]
 
#    (signatures, serialized_tx) = client.sign_tx('Testnet', inputs, outputs)
    (signatures, serialized_tx) = client.sign_tx('Bitcoin', inputs, outputs)
    print 'Transaction:', binascii.hexlify(serialized_tx)

    client.close()

if __name__ == '__main__':
    main()

signtest2.py

#!/usr/bin/python
import binascii

import trezorlib.messages_pb2 as proto
import trezorlib.types_pb2 as proto_types

from trezorlib.client import TrezorClient
from trezorlib.client import TrezorClientDebug
from trezorlib.tx_api import TxApiTestnet
from trezorlib.tx_api import TxApiBitcoin
from trezorlib.tx_api import TxApiBTX
import trezorlib.tx_api
from trezorlib.transport_hid import HidTransport
from trezorlib.transport_bridge import BridgeTransport

trezorlib.tx_api.cache_dir = 'c:/transactions'


def main():
    # List all connected TREZORs on USB
    devices = HidTransport.enumerate()

    # Check whether we found any
    if len(devices) == 0:
        print 'No TREZOR found'
        return

    # Use first connected device
    print devices[0][0]
#    transport = BridgeTransport(devices[0][0])
    transport = HidTransport(devices[0])

    # Creates object for manipulating TREZOR
    client = TrezorClient(transport)
#    client.set_tx_api(TxApiTestnet)
#    client.set_tx_api(TxApiBitcoin)
    client.set_tx_api(TxApiBTX)

    # Print out TREZOR's features and settings
    print client.features

    # The inputs of the transaction.  Here is an example with 2 normal inputs.
    inputs = [
        proto_types.TxInputType(
            script_type=proto_types.SPENDADDRESS,
            address_n=client.expand_path("44'/0'/0'/0/2"),
            prev_hash=binascii.unhexlify('7aa9e2b646d18140ce8cbcbc7343de02257f901b531b254f1d4defbccf521ce3'),
            prev_index=1234,
        ),
        proto_types.TxInputType(
            script_type=proto_types.SPENDADDRESS,
            address_n=client.expand_path("44'/0'/0'/0/5"),
            prev_hash=binascii.unhexlify('f6c1cd91ce9a485fb8cd23ad12f25ff4c77d075a9d60595a3fd0e431d99cf719'),
            prev_index=345,
        ),
    ]

    outputs = [
        proto_types.TxOutputType(
            amount=987654 - 340*100,    # amount is in satoshi!
            script_type=proto_types.PAYTOADDRESS,
            address='1DTKiq7WAm61amhnXxbMG7CyztUqaJLoVz'
#            script_type=proto_types.PAYTOSCRIPTHASH,
#            address='3PUxV6Cc4udQZQsJhArVUzvvVoKC8ohkAj'
        ),
    ]
 
#    (signatures, serialized_tx) = client.sign_tx('Testnet', inputs, outputs)
    (signatures, serialized_tx) = client.sign_tx('Bitcoin', inputs, outputs)
    print 'Transaction:', binascii.hexlify(serialized_tx)

    client.close()

if __name__ == '__main__':
    main()

trezorctl

#!c:\python27\python.exe

# This file is part of the TREZOR project.
#
# Copyright (C) 2012-2016 Marek Palatinus <slush@satoshilabs.com>
# Copyright (C) 2012-2016 Pavol Rusnak <stick@satoshilabs.com>
# Copyright (C) 2016      Jochen Hoenicke <hoenicke@gmail.com>
#
# This library is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this library.  If not, see <http://www.gnu.org/licenses/>.

from __future__ import print_function
import sys
import os
import binascii
import argparse
import json
import base64
import tempfile
from io import BytesIO

from trezorlib.client import TrezorClient, TrezorClientDebug, CallException
import trezorlib.types_pb2 as types

ether_units = {
    "wei":          1,
    "kwei":         1000,
    "babbage":      1000,
    "femtoether":   1000,
    "mwei":         1000000,
    "lovelace":     1000000,
    "picoether":    1000000,
    "gwei":         1000000000,
    "shannon":      1000000000,
    "nanoether":    1000000000,
    "nano":         1000000000,
    "szabo":        1000000000000,
    "microether":   1000000000000,
    "micro":        1000000000000,
    "finney":       1000000000000000,
    "milliether":   1000000000000000,
    "milli":        1000000000000000,
    "ether":        1000000000000000000,
    "eth":          1000000000000000000,
}

def init_parser(commands):
    parser = argparse.ArgumentParser(description='Commandline tool for TREZOR devices.')
    parser.add_argument('-v', '--verbose', dest='verbose', action='store_true', help='Prints communication to device')
    parser.add_argument('-t', '--transport', dest='transport', choices=['usb', 'udp', 'pipe', 'bridge'], default='usb', help="Transport used for talking with the device")
    parser.add_argument('-p', '--path', dest='path', default='', help="Path used by the transport")
    parser.add_argument('-j', '--json', dest='json', action='store_true', help="Prints result as json object")

    cmdparser = parser.add_subparsers(title='Available commands')

    for cmd in commands._list_commands():
        func = object.__getattribute__(commands, cmd)

        try:
            arguments = func.arguments
        except AttributeError:
            arguments = ((('params',), {'nargs': '*'}),)

        item = cmdparser.add_parser(cmd, help=func.help)
        for arg in arguments:
            item.add_argument(*arg[0], **arg[1])

        item.set_defaults(func=func)
        item.set_defaults(cmd=cmd)

    return parser

def get_transport(transport_string, path, **kwargs):
    if transport_string == 'usb':
        from trezorlib.transport_hid import HidTransport

        for d in HidTransport.enumerate():
            # Two-tuple of (normal_interface, debug_interface)
            if path == '' or path in d:
                return HidTransport(d, **kwargs)

        raise CallException(types.Failure_NotInitialized, "Device not found")

    if transport_string == 'udp':
        from trezorlib.transport_udp import UdpTransport
        return UdpTransport(path, **kwargs)

    if transport_string == 'pipe':
        from trezorlib.transport_pipe import PipeTransport
        if path == '':
            path = '/tmp/pipe.trezor'
        return PipeTransport(path, is_device=False, **kwargs)

    if transport_string == 'bridge':
        from trezorlib.transport_bridge import BridgeTransport

        devices = BridgeTransport.enumerate()
        for d in devices:
            if path == '' or d['path'] == binascii.hexlify(path):
                return BridgeTransport(d, **kwargs)

        raise CallException(types.Failure_NotInitialized, "Device not found")

    raise NotImplementedError("Unknown transport")

class Commands(object):
    def __init__(self, client):
        self.client = client

    @classmethod
    def _list_commands(cls):
        return [x for x in dir(cls) if not x.startswith('_')]

    def list(self, args):
        # Fake method for advertising 'list' command
        pass

    def get_address(self, args):
        address_n = self.client.expand_path(args.n)
        typemap = { 'address': types.SPENDADDRESS,
                    'segwit': types.SPENDWITNESS,
                    'p2shsegwit': types.SPENDP2SHWITNESS }
        script_type = typemap[args.script_type];
        return self.client.get_address(args.coin, address_n, args.show_display, script_type=script_type)

    def show_addresses(self, args):
        typemap = { 'address': types.SPENDADDRESS,
                    'segwit': types.SPENDWITNESS,
                    'p2shsegwit': types.SPENDP2SHWITNESS }
        script_type = typemap[args.script_type];
	change = 0
	if args.change:
	    change = 1
	for i in range(args.num):
	    # m/44'/0'/0'/0/0
	    dpath = "m/%s'/0'/%d'/%d/%d" % (args.purpose, args.account-1, change, i)
	    address_n = self.client.expand_path(dpath)
	    addr = self.client.get_address(args.coin, address_n, False, script_type=script_type)
	    print(dpath, addr)
	return ''

    def ethereum_get_address(self, args):
        address_n = self.client.expand_path(args.n)
        address = self.client.ethereum_get_address(address_n, args.show_display)
        return "0x%s" % (binascii.hexlify(address),)

    def ethereum_sign_tx(self, args):
        from ethjsonrpc import EthJsonRpc
        from ethjsonrpc.utils import hex_to_dec
        import rlp

        value = args.value
        if ' ' in value:
            value, unit = value.split(' ', 1)
            if unit.lower() not in ether_units:
                raise CallException(types.Failure_DataError, "Unrecognized ether unit %r" % unit)
            value = int(value) * ether_units[unit.lower()]
        else:
            value = int(value)

        gas_price = args.gas_price
        if gas_price is not None:
            if ' ' in gas_price:
                gas_price, unit = gas_price.split(' ', 1)
                if unit.lower() not in ether_units:
                    raise CallException(types.Failure_DataError, "Unrecognized gas price unit %r" % unit)
                gas_price = int(gas_price) * ether_units[unit.lower()]
            else:
                gas_price = int(gas_price)

        gas_limit = args.gas
        if gas_limit is not None:
            gas_limit = int(gas_limit)

        if args.to.startswith('0x') or args.to.startswith('0X'):
            to_address = args.to[2:].decode('hex')
        else:
            to_address = args.to.decode('hex')

        nonce = args.nonce
        if nonce:
            nonce = int(nonce)

        address_n = self.client.expand_path(args.n)
        address = "0x%s" % (binascii.hexlify(self.client.ethereum_get_address(address_n)),)

        if gas_price is None or gas_limit is None or nonce is None:
            host, port = args.host.split(':')
            eth = EthJsonRpc(host, int(port))

        if not args.data:
            args.data = ''
        elif args.data.startswith('0x'):
            args.data = args.data[2:]
        data = binascii.unhexlify(args.data)

        if gas_price is None:
            gas_price = eth.eth_gasPrice()

        if gas_limit is None:
            gas_limit = eth.eth_estimateGas(
                to_address=args.to,
                from_address=address,
                value=("0x%x" % value),
                data="0x"+args.data)

        if nonce is None:
            nonce = eth.eth_getTransactionCount(address)

        sig = self.client.ethereum_sign_tx(
            n=address_n,
            nonce=nonce,
            gas_price=gas_price,
            gas_limit=gas_limit,
            to=to_address,
            value=value,
            data=data,
            chain_id=args.chain_id)

        transaction = rlp.encode(
            (nonce, gas_price, gas_limit, to_address, value, data) + sig)
        tx_hex = '0x%s' % binascii.hexlify(transaction)

        if args.publish:
            tx_hash = eth.eth_sendRawTransaction(tx_hex)
            return 'Transaction published with ID: %s' % tx_hash
        else:
            return 'Signed raw transaction: %s' % tx_hex

    def get_entropy(self, args):
        return binascii.hexlify(self.client.get_entropy(args.size))

    def get_features(self, args):
        return self.client.features

    def list_coins(self, args):
        return [coin.coin_name for coin in self.client.features.coins]

    def ping(self, args):
        return self.client.ping(args.msg, button_protection=args.button_protection, pin_protection=args.pin_protection, passphrase_protection=args.passphrase_protection)

    def get_public_node(self, args):
        address_n = self.client.expand_path(args.n)
        return self.client.get_public_node(address_n, ecdsa_curve_name=args.curve, show_display=args.show_display, coin_name=args.coin)

    def enable_passphrase(self, args):
        return self.client.apply_settings(use_passphrase=True)

    def disable_passphrase(self, args):
        return self.client.apply_settings(use_passphrase=False)

    def set_label(self, args):
        return self.client.apply_settings(label=args.label)

    def set_homescreen(self, args):
        if args.filename:
            from PIL import Image
            im = Image.open(args.filename)
            if im.size != (128, 64):
                raise CallException(types.Failure_DataError, 'Wrong size of the image')
            im = im.convert('1')
            pix = im.load()
            img = ''
            for j in range(64):
                for i in range(128):
                    img += '1' if pix[i, j] else '0'
            img = ''.join(chr(int(img[i:i + 8], 2)) for i in range(0, len(img), 8))
        else:
            img = '\x00'
        return self.client.apply_settings(homescreen=img)

    def clear_session(self, args):
        return self.client.clear_session()

    def change_pin(self, args):
        return self.client.change_pin(args.remove)

    def wipe_device(self, args):
        return self.client.wipe_device()

    def recovery_device(self, args):
        typemap = { 'scrambled': types.RecoveryDeviceType_ScrambledWords,
                    'matrix':    types.RecoveryDeviceType_Matrix }
        return self.client.recovery_device(args.words, args.passphrase_protection,
                                           args.pin_protection, args.label, 'english',
                                           typemap[args.type], args.expand, args.dry_run)

    def load_device(self, args):
        if not args.mnemonic and not args.xprv:
            raise CallException(types.Failure_DataError, "Please provide mnemonic or xprv")

        if args.mnemonic:
            mnemonic = ' '.join(args.mnemonic)
            return self.client.load_device_by_mnemonic(mnemonic, args.pin,
                                                       args.passphrase_protection,
                                                       args.label, 'english',
                                                       args.skip_checksum,
                                                       args.expand)
        else:
            return self.client.load_device_by_xprv(args.xprv, args.pin,
                                                   args.passphrase_protection,
                                                   args.label, 'english')

    def reset_device(self, args):
        return self.client.reset_device(True, args.strength, args.passphrase_protection,
                                        args.pin_protection, args.label, 'english',
                                        args.u2f_counter, args.skip_backup)

    def backup_device(self, args):
        return self.client.backup_device()

    def sign_message(self, args):
        address_n = self.client.expand_path(args.n)
        ret = self.client.sign_message(args.coin, address_n, args.message)
        output = {
            'message': args.message,
            'address': ret.address,
            'signature': base64.b64encode(ret.signature)
        }
        return output

    def verify_message(self, args):
        signature = base64.b64decode(args.signature)
        return self.client.verify_message(args.coin, args.address, signature, args.message)

    def encrypt_message(self, args):
        pubkey = binascii.unhexlify(args.pubkey)
        address_n = self.client.expand_path(args.n)
        ret = self.client.encrypt_message(pubkey, args.message, args.display_only, args.coin, address_n)
        output = {
            'nonce': binascii.hexlify(ret.nonce),
            'message': binascii.hexlify(ret.message),
            'hmac': binascii.hexlify(ret.hmac),
            'payload': base64.b64encode(ret.nonce + ret.message + ret.hmac),
        }
        return output

    def decrypt_message(self, args):
        address_n = self.client.expand_path(args.n)
        payload = base64.b64decode(args.payload)
        nonce, message, msg_hmac = payload[:33], payload[33:-8], payload[-8:]
        ret = self.client.decrypt_message(address_n, nonce, message, msg_hmac)
        return ret

    def encrypt_keyvalue(self, args):
        address_n = self.client.expand_path(args.n)
        ret = self.client.encrypt_keyvalue(address_n, args.key, args.value)
        return binascii.hexlify(ret)

    def decrypt_keyvalue(self, args):
        address_n = self.client.expand_path(args.n)
        ret = self.client.decrypt_keyvalue(address_n, args.key, args.value.decode("hex"))
        return ret

    def set_u2f_counter(self, args):
        ret = self.client.set_u2f_counter(args.counter)
        return ret

    def self_test(self, args):
        ret = self.client.self_test()
        return ret

    def firmware_update(self, args):
        if args.file:
            fp = open(args.file, 'rb').read()
        elif args.url:
            import requests
            print("Downloading from", args.url)
            r = requests.get(args.url)
            fp = r.content
        else:
            import requests
            r = requests.get('https://wallet.trezor.io/data/firmware/releases.json')
            releases = r.json()
            version = lambda r: r['version']
            version_string = lambda r: ".".join(map(str, version(r)))
            if args.version:
                release = next((r for r in releases if version_string(r) == args.version))
            else:
                release = max(releases, key=version)
                print("No file, url, or version given. Fetching latest version: %s" % version_string(release))
            print("Firmware fingerprint: %s" % release['fingerprint'])
            args.url = 'https://wallet.trezor.io/' + release['url']
            return self.firmware_update(args)

        if not args.skip_check:
            if fp[:8] == b'54525a52' or fp[:8] == b'54525a56':
                fp = binascii.unhexlify(fp)
            if fp[:4] != b'TRZR' and fp[:4] != b'TRZV':
                raise CallException(types.Failure_FirmwareError, "TREZOR firmware header expected")

        print("Please confirm action on device...")

        return self.client.firmware_update(fp=BytesIO(fp))

    list.help = 'List connected TREZOR USB devices'
    ping.help = 'Send ping message'
    get_address.help = 'Get bitcoin address in base58 encoding'
    show_addresses.help = 'Show multiple bitcoin receive & change addresses'
    ethereum_get_address.help = 'Get Ethereum address in hex encoding'
    ethereum_sign_tx.help = 'Sign (and optionally publish) Ethereum transaction'
    get_entropy.help = 'Get example entropy'
    get_features.help = 'Retrieve device features and settings'
    get_public_node.help = 'Get public node of given path'
    enable_passphrase.help = 'Enable passphrase'
    disable_passphrase.help = 'Disable passphrase'
    set_label.help = 'Set new wallet label'
    set_homescreen.help = 'Set new homescreen'
    clear_session.help = 'Clear session (remove cached PIN, passphrase, etc.)'
    change_pin.help = 'Change new PIN or remove existing'
    list_coins.help = 'List all supported coin types by the device'
    wipe_device.help = 'Reset device to factory defaults and remove all private data.'
    recovery_device.help = 'Start safe recovery workflow'
    load_device.help = 'Load custom configuration to the device'
    reset_device.help = 'Perform device setup and generate new seed'
    backup_device.help = 'Perform device seed backup'
    sign_message.help = 'Sign message using address of given path'
    verify_message.help = 'Verify message'
    encrypt_message.help = 'Encrypt message'
    decrypt_message.help = 'Decrypt message'
    encrypt_keyvalue.help = 'Encrypt value by given key and path'
    decrypt_keyvalue.help = 'Decrypt value by given key and path'
    set_u2f_counter.help = 'Set U2F counter'
    self_test.help = 'Perform a self-test'
    firmware_update.help = 'Upload new firmware to device (must be in bootloader mode)'

    clear_session.arguments= ()

    get_address.arguments = (
        (('-c', '--coin'), {'type': str, 'default': 'Bitcoin'}),
        (('-n', '-address'), {'type': str}),
        (('-t', '--script-type'), {'type': str, 'choices': ['address', 'segwit', 'p2shsegwit'], 'default': 'address'}),
        (('-d', '--show-display'), {'action': 'store_true', 'default': False}),
    )

    show_addresses.arguments = (
        (('-c', '--coin'), {'type': str, 'default': 'Bitcoin'}),
	(('-n', '--num'), {'type': int, 'help': "Number of addresses to print", 'default': 20}),
	(('-a', '--account'), {'type': int, 'help': "Account number (1-based; default: 1)", 'default': 1}),
	(('-change',), {'action': 'store_true', 'help': "Show change addresses instead of receive", 'default': False}),
	(('-p', '--purpose'), {'type': int, 'help': "Purpose number in path (44 in m/44'); default: 44", 'default': 44}),
        (('-t', '--script-type'), {'type': str, 'choices': ['address', 'segwit', 'p2shsegwit'], 'default': 'address'}),
    )

    ethereum_get_address.arguments = (
        (('-n', '-address'), {'type': str}),
        (('-d', '--show-display'), {'action': 'store_true', 'default': False}),
    )

    ethereum_sign_tx.arguments = (
        (('-a', '--host'), {'type': str, 'help': 'RPC port of ethereum node for automatic gas/nonce estimation', 'default': 'localhost:8545'}),
        (('-c', '--chain-id'), {'type' : int, 'help': 'EIP-155 chain id (replay protection)', 'default': None}),
        (('-n', '-address'), {'type': str, 'help': 'BIP-32 path to signing key'}),
        (('-v', '--value'), {'type': str, 'help': 'Ether amount to transfer, e.g., "100 milliether"', 'default': "0"}),
        (('-g', '--gas'), {'type': int, 'help': 'Gas limit - Required for offline signing', 'default': None}),
        (('-t', '--gas-price'), {'type': str, 'help': 'Gas price, e.g., "20 nanoether" - Required for offline signing', 'default': None }),
        (('-i', '--nonce'), {'type': int, 'help': 'Transaction counter - Required for offline signing', 'default': None}),
        (('-d', '--data'), {'type': str, 'help': 'Data as hex string, e.g., 0x12345678', 'default': ''}),
        (('-p', '--publish'), {'action': 'store_true', 'help': 'publish transaction via RPC', 'default': False}),
        (('to',), {'type': str, 'help': 'Destination address; "" for contract creation'}),
    )

    get_entropy.arguments = (
        (('size',), {'type': int}),
    )

    get_features.arguments = ()

    list_coins.arguments = ()

    ping.arguments = (
        (('msg',), {'type': str}),
        (('-b', '--button-protection'), {'action': 'store_true', 'default': False}),
        (('-p', '--pin-protection'), {'action': 'store_true', 'default': False}),
        (('-r', '--passphrase-protection'), {'action': 'store_true', 'default': False}),
    )

    enable_passphrase.arguments = ()

    disable_passphrase.arguments = ()

    set_label.arguments = (
        (('-l', '--label',), {'type': str, 'default': ''}),
        # (('-c', '--clear'), {'action': 'store_true', 'default': False})
    )

    set_homescreen.arguments = (
        (('-f', '--filename',), {'type': str, 'default': ''}),
    )
    change_pin.arguments = (
        (('-r', '--remove'), {'action': 'store_true', 'default': False}),
    )

    wipe_device.arguments = ()

    recovery_device.arguments = (
        (('-w', '--words'), {'type': int, 'choices': [12, 18, 24], 'default': 24}),
        (('-e', '--expand'), {'action': 'store_true', 'default': False}),
        (('-p', '--pin-protection'), {'action': 'store_true', 'default': False}),
        (('-r', '--passphrase-protection'), {'action': 'store_true', 'default': False}),
        (('-l', '--label'), {'type': str, 'default': ''}),
        (('-t', '--type'), {'type': str, 'choices': ['scrambled', 'matrix'], 'default': 'scrambled'}),
        (('-d', '--dry-run'), {'action': 'store_true', 'default': False}),
    )

    load_device.arguments = (
        (('-m', '--mnemonic'), {'type': str, 'nargs': '+'}),
        (('-e', '--expand'), {'action': 'store_true', 'default': False}),
        (('-x', '--xprv'), {'type': str}),
        (('-p', '--pin'), {'type': str, 'default': ''}),
        (('-r', '--passphrase-protection'), {'action': 'store_true', 'default': False}),
        (('-l', '--label'), {'type': str, 'default': ''}),
        (('-s', '--skip-checksum'), {'action': 'store_true', 'default': False}),
    )

    reset_device.arguments = (
        (('-t', '--strength'), {'type': int, 'choices': [128, 192, 256], 'default': 256}),
        (('-p', '--pin-protection'), {'action': 'store_true', 'default': False}),
        (('-r', '--passphrase-protection'), {'action': 'store_true', 'default': False}),
        (('-l', '--label'), {'type': str, 'default': ''}),
        (('-u', '--u2f-counter'), {'type': int, 'default': 0}),
        (('-s', '--skip-backup'), {'action': 'store_true', 'default': False}),
    )

    backup_device.arguments = ()

    sign_message.arguments = (
        (('-c', '--coin'), {'type': str, 'default': 'Bitcoin'}),
        (('-n', '-address'), {'type': str}),
        (('message',), {'type': str}),
    )

    encrypt_message.arguments = (
        (('pubkey',), {'type': str}),
        (('message',), {'type': str}),
        (('-d', '--display-only'), {'action': 'store_true', 'default': False}),
        (('-c', '--coin'), {'type': str, 'default': 'Bitcoin'}),
        (('-n', '-address'), {'type': str}),
    )

    decrypt_message.arguments = (
        (('-n', '-address'), {'type': str}),
        (('payload',), {'type': str}),
    )

    verify_message.arguments = (
        (('-c', '--coin'), {'type': str, 'default': 'Bitcoin'}),
        (('address',), {'type': str}),
        (('signature',), {'type': str}),
        (('message',), {'type': str}),
    )

    encrypt_keyvalue.arguments = (
        (('-n', '-address'), {'type': str}),
        (('key',), {'type': str}),
        (('value',), {'type': str}),
    )

    decrypt_keyvalue.arguments = (
        (('-n', '-address'), {'type': str}),
        (('key',), {'type': str}),
        (('value',), {'type': str}),
    )

    get_public_node.arguments = (
        (('-c', '--coin'), {'type': str, 'default': 'Bitcoin'}),
        (('-n', '-address'), {'type': str}),
        (('-e', '--curve'), {'type': str}),
        (('-d', '--show-display'), {'action': 'store_true', 'default': False}),
    )

    set_u2f_counter.arguments = (
        (('counter',), {'type': int}),
    )

    self_test.arguments = ()

    firmware_update.arguments = (
        (('-f', '--file'), {'type': str}),
        (('-u', '--url'), {'type': str}),
        (('-n', '--version'), {'type': str}),
        (('-s', '--skip-check'), {'action': 'store_true', 'default': False}),
    )

def list_usb():
    from trezorlib.transport_hid import HidTransport
    return HidTransport.enumerate()

def main():
    parser = init_parser(Commands)
    args = parser.parse_args()

    if not hasattr(args, 'cmd'):
        parser.print_help()
        exit(0)

    try:

        if args.cmd == 'list':
            devices = list_usb()
            if args.json:
                print(json.dumps(devices))
            else:
                for dev in devices:
                    if dev[1] != None:
                        print("%s - debuglink enabled" % dev[0])
                    else:
                        print(dev[0])
            return

        transport = get_transport(args.transport, args.path)
        if args.verbose:
            client = TrezorClientDebug(transport)
        else:
            client = TrezorClient(transport)

        cmds = Commands(client)

        res = args.func(cmds, args)

        if args.json:
            print(json.dumps(res, sort_keys=True, indent=4))
        else:
            print(res)
    except CallException as e:
        status, message = e.args
        sys.stderr.write('Failure: ')
        sys.stderr.write(str(message))
        sys.stderr.write('\n')
        exit(status)


if __name__ == '__main__':
    main()

tx_api.py

# This file is part of the TREZOR project.
#
# Copyright (C) 2012-2016 Marek Palatinus <slush@satoshilabs.com>
# Copyright (C) 2012-2016 Pavol Rusnak <stick@satoshilabs.com>
# Copyright (C) 2016      Jochen Hoenicke <hoenicke@gmail.com>
#
# This library is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this library.  If not, see <http://www.gnu.org/licenses/>.

import binascii
from decimal import Decimal
import requests
import json
from . import types_pb2 as proto_types

cache_dir = None


class TxApi(object):

    def __init__(self, network, url):
        self.network = network
        self.url = url

    def fetch_json(self, resource, resourceid, syntax=0):
        global cache_dir
        if cache_dir:
            if syntax > 0:
                cache_file = '%s/%s_%s.json' % (cache_dir, self.network, resourceid)
            else:
                cache_file = '%s/%s_%s_%s.json' % (cache_dir, self.network, resource, resourceid)
            try:  # looking into cache first
                j = json.load(open(cache_file), parse_float=str)
                return j
            except:
                pass
        try:
            if syntax == 1:
                url = '%sq=%s&%s' % (self.url, resource, resourceid)
            elif syntax == 2:
                url = '%s%s%s' % (self.url, resource, resourceid)
            else:
                url = '%s%s/%s' % (self.url, resource, resourceid)
            r = requests.get(url, headers={'User-agent': 'Mozilla/5.0'})
            j = r.json(parse_float=str)
        except:
            raise Exception('URL error: %s' % url)
        if cache_dir and cache_file:
            try:  # saving into cache
                json.dump(j, open(cache_file, 'w'))
            except:
                pass
        return j

    def get_tx(self, txhash):
        raise NotImplementedError


class TxApiInsight(TxApi):

    def __init__(self, network, url, zcash=None):
        super(TxApiInsight, self).__init__(network, url)
        self.zcash = zcash

    def get_tx(self, txhash):

        data = self.fetch_json('tx', txhash)

        t = proto_types.TransactionType()
        t.version = data['version']
        t.lock_time = data['locktime']

        for vin in data['vin']:
            i = t.inputs.add()
            if 'coinbase' in vin.keys():
                i.prev_hash = b"\0" * 32
                i.prev_index = 0xffffffff  # signed int -1
                i.script_sig = binascii.unhexlify(vin['coinbase'])
                i.sequence = vin['sequence']

            else:
                i.prev_hash = binascii.unhexlify(vin['txid'])
                i.prev_index = vin['vout']
                i.script_sig = binascii.unhexlify(vin['scriptSig']['hex'])
                i.sequence = vin['sequence']

        for vout in data['vout']:
            o = t.bin_outputs.add()
            o.amount = int(Decimal(str(vout['value'])) * 100000000)
            o.script_pubkey = binascii.unhexlify(vout['scriptPubKey']['hex'])

        if self.zcash:
            if t.version == 2:
                joinsplit_cnt = len(data['vjoinsplit'])
                if joinsplit_cnt == 0:
                    t.extra_data = b'\x00'
                else:
                    if joinsplit_cnt >= 253:
                        # we assume cnt < 253, so we can treat varIntLen(cnt) as 1
                        raise ValueError('Too many joinsplits')
                    extra_data_len = 1 + joinsplit_cnt * 1802 + 32 + 64
                    raw = self.fetch_json('rawtx', txhash)
                    raw = binascii.unhexlify(raw['rawtx'])
                    t.extra_data = raw[-extra_data_len:]

        return t


class TxApiSmartbit(TxApi):

    def get_tx(self, txhash):

        data = self.fetch_json('tx', txhash)

        data = data['transaction']

        t = proto_types.TransactionType()
        t.version = int(data['version'])
        t.lock_time = data['locktime']

        for vin in data['inputs']:
            i = t.inputs.add()
            if 'coinbase' in vin.keys():
                i.prev_hash = b"\0" * 32
                i.prev_index = 0xffffffff  # signed int -1
                i.script_sig = binascii.unhexlify(vin['coinbase'])
                i.sequence = vin['sequence']

            else:
                i.prev_hash = binascii.unhexlify(vin['txid'])
                i.prev_index = vin['vout']
                i.script_sig = binascii.unhexlify(vin['script_sig']['hex'])
                i.sequence = vin['sequence']

        for vout in data['outputs']:
            o = t.bin_outputs.add()
            o.amount = int(Decimal(vout['value']) * 100000000)
            o.script_pubkey = binascii.unhexlify(vout['script_pub_key']['hex'])

        return t


class TxApiBlockCypher(TxApi):

    def get_tx(self, txhash):

        data = self.fetch_json('txs', txhash)

        t = proto_types.TransactionType()
        t.version = data['ver']
        t.lock_time = data['lock_time']

        for vin in data['inputs']:
            i = t.inputs.add()
            if 'prev_hash' not in vin:
                i.prev_hash = b"\0" * 32
                i.prev_index = 0xffffffff  # signed int -1
                i.script_sig = binascii.unhexlify(vin['script'])
                i.sequence = vin['sequence']
            else:
                i.prev_hash = binascii.unhexlify(vin['prev_hash'])
                i.prev_index = vin['output_index']
                i.script_sig = binascii.unhexlify(vin['script'])
                i.sequence = vin['sequence']

        for vout in data['outputs']:
            o = t.bin_outputs.add()
            o.amount = int(str(vout['value']), 10)
            o.script_pubkey = binascii.unhexlify(vout['script'])

        return t


class TxApiCryptoid(TxApi):

    def __init__(self, network, url, coin):
        super(TxApiCryptoid, self).__init__(network, url)
        self.coin = coin

    def get_tx(self, txhash):

        data = self.fetch_json('explorer/tx.raw.dws?coin='+self.coin+'&id=', txhash, syntax=2)

        t = proto_types.TransactionType()
        t.version = data['version']
        t.lock_time = data['locktime']

        for vin in data['vin']:
            i = t.inputs.add()
            if 'coinbase' in vin.keys():
                i.prev_hash = b"\0"*32
                i.prev_index = 0xffffffff # signed int -1
                i.script_sig = binascii.unhexlify(vin['coinbase'])
                i.sequence = vin['sequence']

            else:
                i.prev_hash = binascii.unhexlify(vin['txid'])
                i.prev_index = vin['vout']
                i.script_sig = binascii.unhexlify(vin['scriptSig']['hex'])
                i.sequence = vin['sequence']

        for vout in data['vout']:
            o = t.bin_outputs.add()
            o.amount = int(Decimal(str(vout['value'])) * 100000000)
            o.script_pubkey = binascii.unhexlify(vout['scriptPubKey']['hex'])

        return t


TxApiBitcoin = TxApiInsight(network='insight_bitcoin', url='https://insight.bitpay.com/api/')
TxApiTestnet = TxApiInsight(network='insight_testnet', url='https://test-insight.bitpay.com/api/')
TxApiLitecoin = TxApiBlockCypher(network='blockcypher_litecoin', url='https://api.blockcypher.com/v1/ltc/main/')
TxApiSegnet = TxApiSmartbit(network='smartbit_segnet', url='https://segnet-api.smartbit.com.au/v1/blockchain/')
TxApiZcashTestnet = TxApiInsight(network='insight_zcashtestnet', url='https://explorer.testnet.z.cash/api/', zcash=True)

# 'https://chainz.cryptoid.info/explorer/tx.raw.dws?coin=btx&id='
TxApiBTX = TxApiCryptoid(network='cryptoidraw_btx', url='https://chainz.cryptoid.info/', coin='btx')