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trezor-firmware/python/tools/firmware-fingerprint.py

28 lines
621 B
Python
Executable File

#!/usr/bin/env python3
import sys
import click
from trezorlib import firmware
@click.command()
@click.argument("filename", type=click.File("rb"))
@click.option("-o", "--output", type=click.File("w"), default="-")
def firmware_fingerprint(filename, output):
"""Display fingerprint of a firmware file."""
data = filename.read()
try:
version, fw = firmware.parse(data)
except Exception as e:
click.echo(e, err=True)
sys.exit(2)
fingerprint = firmware.digest(version, fw).hex()
click.echo(fingerprint, file=output)
if __name__ == "__main__":
firmware_fingerprint()