File: test_sign_fw_main.sh

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vboot-utils 0~R106-15054.B%2Bdfsg-0.1
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#!/bin/bash -eux
# Copyright 2014 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

me=${0##*/}
TMP="$me.tmp"

# Work in scratch directory
cd "$OUTDIR"

KEYDIR="${SRCDIR}/tests/devkeys"

# create a firmware blob
dd bs=1024 count=16 if=/dev/urandom of="${TMP}.fw_main"

# try the old way
"${FUTILITY}" vbutil_firmware --vblock "${TMP}.vblock.old" \
  --keyblock "${KEYDIR}/firmware.keyblock" \
  --signprivate "${KEYDIR}/firmware_data_key.vbprivk" \
  --version 12 \
  --fv "${TMP}.fw_main" \
  --kernelkey "${KEYDIR}/kernel_subkey.vbpubk" \
  --flags 42

# verify
"${FUTILITY}" vbutil_firmware --verify "${TMP}.vblock.old" \
  --signpubkey "${KEYDIR}/root_key.vbpubk" \
  --fv "${TMP}.fw_main"

# and the new way
"${FUTILITY}" --debug sign \
  --keyset "${KEYDIR}" \
  --version 12 \
  --fv "${TMP}.fw_main" \
  --flags 42 \
  "${TMP}.vblock.new"

# They should match
cmp "${TMP}.vblock.old" "${TMP}.vblock.new"

# cleanup
rm -rf "${TMP}"*
exit 0