56 lines
2.0 KiB
Python
56 lines
2.0 KiB
Python
"""
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*******************************************************************************
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* Ledger Blue
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* (c) 2016 Ledger
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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********************************************************************************
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"""
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import argparse
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def get_argparser():
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parser = argparse.ArgumentParser(description="Request the MCU to execute its bootloader.")
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parser.add_argument("--targetId", help="The device's target ID (default is Ledger Blue)", type=auto_int)
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parser.add_argument("--rootPrivateKey", help="""The Signer private key used to establish a Secure Channel (otherwise
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a random one will be generated)""")
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parser.add_argument("--apdu", help="Display APDU log", action='store_true')
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return parser
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def auto_int(x):
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return int(x, 0)
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if __name__ == '__main__':
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from .ecWrapper import PrivateKey
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from .comm import getDongle
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from .deployed import getDeployedSecretV1, getDeployedSecretV2
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from .hexLoader import HexLoader
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import binascii
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import sys
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args = get_argparser().parse_args()
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if args.targetId == None:
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args.targetId = 0x31000002
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if args.rootPrivateKey == None:
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privateKey = PrivateKey()
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publicKey = binascii.hexlify(privateKey.pubkey.serialize(compressed=False))
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print("Generated random root public key : %s" % publicKey)
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args.rootPrivateKey = privateKey.serialize()
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dongle = getDongle(args.apdu)
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secret = getDeployedSecretV2(dongle, bytearray.fromhex(args.rootPrivateKey), args.targetId)
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loader = HexLoader(dongle, 0xe0, True, secret)
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loader.exchange(0xE0, 0, 0, 0, loader.encryptAES(b'\xB0'));
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