mirror of
https://github.com/trezor/trezor-firmware.git
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83 lines
2.3 KiB
Python
83 lines
2.3 KiB
Python
# 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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from . import messages as proto
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from .tools import expect
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@expect(proto.Entropy, field="entropy")
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def get_entropy(client, size):
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return client.call(proto.GetEntropy(size=size))
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@expect(proto.SignedIdentity)
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def sign_identity(
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client, identity, challenge_hidden, challenge_visual, ecdsa_curve_name=None
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):
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return client.call(
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proto.SignIdentity(
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identity=identity,
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challenge_hidden=challenge_hidden,
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challenge_visual=challenge_visual,
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ecdsa_curve_name=ecdsa_curve_name,
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)
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)
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@expect(proto.ECDHSessionKey)
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def get_ecdh_session_key(client, identity, peer_public_key, ecdsa_curve_name=None):
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return client.call(
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proto.GetECDHSessionKey(
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identity=identity,
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peer_public_key=peer_public_key,
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ecdsa_curve_name=ecdsa_curve_name,
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)
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)
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@expect(proto.CipheredKeyValue, field="value")
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def encrypt_keyvalue(
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client, n, key, value, ask_on_encrypt=True, ask_on_decrypt=True, iv=b""
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):
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return client.call(
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proto.CipherKeyValue(
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address_n=n,
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key=key,
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value=value,
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encrypt=True,
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ask_on_encrypt=ask_on_encrypt,
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ask_on_decrypt=ask_on_decrypt,
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iv=iv,
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)
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)
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@expect(proto.CipheredKeyValue, field="value")
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def decrypt_keyvalue(
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client, n, key, value, ask_on_encrypt=True, ask_on_decrypt=True, iv=b""
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):
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return client.call(
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proto.CipherKeyValue(
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address_n=n,
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key=key,
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value=value,
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encrypt=False,
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ask_on_encrypt=ask_on_encrypt,
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ask_on_decrypt=ask_on_decrypt,
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iv=iv,
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)
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)
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