mirror of
https://github.com/trezor/trezor-firmware.git
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21 lines
788 B
Python
21 lines
788 B
Python
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#!/usr/bin/env python3
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import glob
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import pyblake2
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ALIGNED_SIZE = 128 * 1024
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files = glob.glob("bootloader*.bin")
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for fn in sorted(files):
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data = open(fn, "rb").read()
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if len(data) > ALIGNED_SIZE:
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raise ValueError(fn, "too big")
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data_00 = data + b"\x00" * (ALIGNED_SIZE - len(data))
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data_ff = data + b"\xff" * (ALIGNED_SIZE - len(data))
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h_00 = pyblake2.blake2s(data=data_00).digest()
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h_ff = pyblake2.blake2s(data=data_ff).digest()
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h_00 = "".join(["\\x%02x" % i for i in h_00])
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h_ff = "".join(["\\x%02x" % i for i in h_ff])
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print(" // %s (padded with 0x00)\n if (0 == memcmp(hash, \"%s\", 32)) return sectrue;" % (fn, h_00))
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print(" // %s (padded with 0xff)\n if (0 == memcmp(hash, \"%s\", 32)) return sectrue;" % (fn, h_ff))
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