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Fixed signature script in bootloader documentation

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This commit is contained in:
Olivier Hériveaux 2024-09-23 16:11:45 +02:00
parent 3d6a270f30
commit 05d453bfd8
1 changed files with 1 additions and 2 deletions
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docs/pages/bootloader.adoc
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@ -86,8 +86,7 @@ Then, to sign your firmware given a declaration of `FIRMWARE_DIR` and a firmware
[source, bash]
----
shasum -a 512 -b $FIRMWARE_DIR/myfirmware > $SECRETS_DIR/message.txt
cat $SECRETS_DIR/message.txt | dd ibs=128 count=1 | xxd -p -r > $SECRETS_DIR/message.txt
shasum -a 512 -b $FIRMWARE_DIR/myfirmware | head -c128 | xxd -p -r > $SECRETS_DIR/message.txt
signify -S -s $SECRETS_DIR/key.sec -m $SECRETS_DIR/message.txt -x $SECRETS_DIR/message.txt.sig
cp $FIRMWARE_DIR/myfirmware $FIRMWARE_DIR/myfirmware+signed
tail -n1 $SECRETS_DIR/message.txt.sig | base64 -d -i - | dd ibs=10 skip=1 >> $FIRMWARE_DIR/myfirmware+signed