mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-18 20:38:10 +00:00
30 lines
771 B
Python
30 lines
771 B
Python
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#!/usr/bin/env python3
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import sys
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from hashlib import blake2s
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FILE_T1 = "legacy/firmware/trezor.bin"
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FILE_T2 = "core/build/firmware/firmware.bin"
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SIZE_T1 = (7 * 128 + 64) * 1024
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SIZE_T2 = 13 * 128 * 1024
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for filename, size in ((FILE_T1, SIZE_T1), (FILE_T2, SIZE_T2)):
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try:
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data = open(filename, "rb").read()
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except FileNotFoundError:
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print(f"{filename} not found")
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continue
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if len(data) > size:
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raise ValueError(filename, "too big")
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data = data + b"\xff" * (size - len(data))
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if len(sys.argv) > 1:
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challenge = bytes.fromhex(sys.argv[1])
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firmware_hash = blake2s(data, key=challenge).hexdigest()
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else:
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firmware_hash = blake2s(data).hexdigest()
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print(f"{filename}: {firmware_hash}")
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