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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}_${hashalgo}.sig
let algorithmcounter=algorithmcounter+1
done
done
}
# Generate a file with random bytes for signature tests.
function generate_test_file {
echo "Generating test file..."
if [ -f "${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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