mirror of
https://github.com/trezor/trezor-firmware.git
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58 lines
1.8 KiB
Python
58 lines
1.8 KiB
Python
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# This file is part of the Trezor project.
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#
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# Copyright (C) 2012-2019 SatoshiLabs and contributors
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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 version 3
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# as published by the Free Software Foundation.
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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 License along with this library.
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# If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
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import click
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from .. import misc, tools
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@click.group(name="crypto")
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def cli():
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"""Miscellaneous cryptography features."""
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@cli.command()
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@click.argument("size", type=int)
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@click.pass_obj
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def get_entropy(connect, size):
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"""Get random bytes from device."""
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return misc.get_entropy(connect(), size).hex()
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@cli.command()
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@click.option("-n", "--address", required=True, help="BIP-32 path, e.g. m/10016'/0")
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@click.argument("key")
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@click.argument("value")
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@click.pass_obj
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def encrypt_keyvalue(connect, address, key, value):
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"""Encrypt value by given key and path."""
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client = connect()
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address_n = tools.parse_path(address)
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res = misc.encrypt_keyvalue(client, address_n, key, value.encode())
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return res.hex()
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@cli.command()
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@click.option("-n", "--address", required=True, help="BIP-32 path, e.g. m/10016'/0")
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@click.argument("key")
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@click.argument("value")
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@click.pass_obj
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def decrypt_keyvalue(connect, address, key, value):
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"""Decrypt value by given key and path."""
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client = connect()
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address_n = tools.parse_path(address)
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return misc.decrypt_keyvalue(client, address_n, key, bytes.fromhex(value))
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