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build-docker: fix fingerprint calculation for model T production builds (#1261)

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Martin Milata 2020-09-15 11:28:18 +02:00 committed by GitHub
parent c63c727df0
commit 975f9b335e
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1 changed files with 9 additions and 2 deletions
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11
python/tools/firmware-fingerprint.py
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@ -4,6 +4,7 @@ import sys
import click
from trezorlib import firmware
from trezorlib._internal import firmware_headers
@click.command()
@ -15,12 +16,18 @@ def firmware_fingerprint(filename, output):
try:
version, fw = firmware.parse(data)
# Unsigned production builds for Trezor T do not have valid code hashes.
# Use the internal module which recomputes them first.
if version == firmware.FirmwareFormat.TREZOR_T:
fingerprint = firmware_headers.FirmwareImage(fw).digest()
else:
fingerprint = firmware.digest(version, fw)
except Exception as e:
click.echo(e, err=True)
sys.exit(2)
fingerprint = firmware.digest(version, fw).hex()
click.echo(fingerprint, file=output)
click.echo(fingerprint.hex(), file=output)
if __name__ == "__main__":