mirror of
https://github.com/trezor/trezor-firmware.git
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69 lines
2.1 KiB
Python
69 lines
2.1 KiB
Python
# This file is part of the TREZOR project.
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#
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# Copyright (C) 2012-2017 Marek Palatinus <slush@satoshilabs.com>
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# Copyright (C) 2012-2017 Pavol Rusnak <stick@satoshilabs.com>
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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 .transport_bridge import BridgeTransport
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from .transport_hid import HidTransport
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from .transport_udp import UdpTransport
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from .transport_webusb import WebUsbTransport
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class TrezorDevice(object):
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@classmethod
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def enumerate(cls):
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devices = []
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for d in BridgeTransport.enumerate():
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devices.append(d)
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for d in UdpTransport.enumerate():
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devices.append(d)
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for d in HidTransport.enumerate():
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devices.append(d)
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for d in WebUsbTransport.enumerate():
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devices.append(d)
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return devices
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@classmethod
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def find_by_path(cls, path):
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if path is None:
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try:
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return cls.enumerate()[0]
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except IndexError:
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raise Exception("No TREZOR device found")
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prefix = path.split(':')[0]
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if prefix == BridgeTransport.PATH_PREFIX:
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return BridgeTransport.find_by_path(path)
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if prefix == UdpTransport.PATH_PREFIX:
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return UdpTransport.find_by_path(path)
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if prefix == WebUsbTransport.PATH_PREFIX:
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return WebUsbTransport.find_by_path(path)
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if prefix == HidTransport.PATH_PREFIX:
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return HidTransport.find_by_path(path)
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raise Exception("Unknown path prefix '%s'" % prefix)
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