Add fuzz testing driver programs for kernel and firmware verification.

src/platform/vboot_reference/tests/gen_fuzz_test_cases.sh

+#!/bin/bash
+
+# Copyright (c) 2010 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.
+
+# Generate test cases for use for the RSA verify benchmark.
+
+TESTCASE_DIR=fuzz_testcases
+TESTKEY_DIR=testkeys
+UTIL_DIR=../utils/
+TEST_FILE=test_file 
+TEST_FILE_SIZE=1000000
+
+hash_algos=( sha1 sha256 sha512 )
+key_lengths=( 1024 2048 4096 8192 ) 
+
+# Generate public key signatures and digest on an input file for 
+# various combinations of message digest algorithms and RSA key sizes.
+function generate_fuzzing_images {
+  echo "Generating signed firmware test image..."
+  # Generate a test verified boot firmware image and copy root public key.
+  ${UTIL_DIR}/firmware_utility --generate \
+    --in  $1 \
+    --root_key ${TESTKEY_DIR}/key_rsa8192.pem \
+    --firmware_sign_key ${TESTKEY_DIR}/key_rsa4096.pem \
+    --firmware_sign_key_pub ${TESTKEY_DIR}/key_rsa4096.keyb \
+    --firmware_sign_algorithm 8 \
+    --firmware_key_version 1 \
+    --firmware_version 1 \
+    --out ${TESTCASE_DIR}/firmware.signed
+  cp ${TESTKEY_DIR}/key_rsa8192.keyb ${TESTCASE_DIR}/root_key.keyb
+
+  echo "Generating signed kernel test image..."
+  # Generate a test verified boot kernel image and copy firmware public key.
+  ${UTIL_DIR}/kernel_utility --generate \
+    --in $1 \
+    --firmware_key ${TESTKEY_DIR}/key_rsa4096.pem \
+    --kernel_key ${TESTKEY_DIR}/key_rsa1024.pem \
+    --kernel_key_pub ${TESTKEY_DIR}/key_rsa1024.keyb \
+    --firmware_sign_algorithm 8 \
+    --kernel_sign_algorithm 2 \
+    --kernel_key_version 1 \
+    --kernel_version 1 \
+    --out ${TESTCASE_DIR}/kernel.signed 
+  cp ${TESTKEY_DIR}/key_rsa4096.keyb ${TESTCASE_DIR}/firmware_key.keyb
+}
+
+function pre_work {
+  # Generate a file with random bytes for signature tests.
+  echo "Generating test file..."
+  dd if=/dev/urandom of=${TESTCASE_DIR}/${TEST_FILE} bs=${TEST_FILE_SIZE} count=1

[Chris Masone, 2010/03/18 03:34:05]

80 char

+}
+
+if [ ! -d "$TESTKEY_DIR" ]

[sosa, 2010/03/18 03:37:48]

Inconsistent use of {} vs non {} in script

+then
+  echo "You must run gen_test_keys.sh to generate test keys first."
+  exit 1
+fi
+
+if [ ! -d "$TESTCASE_DIR" ]
+then
+  mkdir  "$TESTCASE_DIR"
+fi
+
+pre_work
+generate_fuzzing_images ${TESTCASE_DIR}/$TEST_FILE