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#!/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.
# Load common constants and variables.
. "$(dirname "$0")/common.sh"
TEST_FILE=${TESTCASE_DIR}/test_file
TEST_FILE_SIZE=1000000
# Generate public key signatures on an input file for various combinations
# of message digest algorithms and RSA key sizes.
function generate_test_signatures {
echo "Generating test signatures..."
algorithmcounter=0
for keylen in "${key_lengths[@]}"
do
for hashalgo in "${hash_algos[@]}"
do
openssl dgst "-${hashalgo}" -binary "${TEST_FILE}" > \
"${TEST_FILE}.${hashalgo}.digest"
"${BIN_DIR}/signature_digest_utility" "$algorithmcounter" \
"${TEST_FILE}" | openssl rsautl \
-sign -pkcs -inkey "${TESTKEY_DIR}/key_rsa${keylen}.pem" \
> "${TEST_FILE}.rsa${keylen}_${hashalgo}.sig"
algorithmcounter=$((algorithmcounter + 1))
done
done
}
# Generate a file with random bytes for signature tests.
function generate_test_file {
echo "Generating test file..."
if [ -f "${TEST_FILE}" ]; then
echo "(skipping, file already exists)"
return
fi
dd if=/dev/urandom of="${TEST_FILE}" bs="${TEST_FILE_SIZE}" count=1
}
mkdir -p "${TESTCASE_DIR}"
check_test_keys
generate_test_file
generate_test_signatures
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