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trezor-firmware/firmware-fingerprint.sh

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#!/bin/bash
2016-07-03 11:53:20 +00:00
set -e
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if [ -z "$1" ]; then
echo "Please provide filename as argument"
exit 1
fi
MAGIC=`head -c +4 $1`
if [ "x$MAGIC" != "xTRZR" ]; then
echo "Missing magic characters 'TRZR', invalid firmware"
exit 1
fi
echo "---------------------"
echo "Firmware fingerprint:"
tail -c +257 $1 | sha256sum