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/* 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.
*
* Tests if firmware image library deals with very large firmware. This
* is a quick and dirty test for detecting integer overflow issues.
*/
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include "cryptolib.h"
#include "file_keys.h"
#include "firmware_image.h"
#include "test_common.h"
#include "utility.h"
/* Choose a firmware size greater than the range of 32-bits unsigned. */
#define BIG_FIRMWARE_SIZE (0x100000000ULL)
#define ROOT_KEY_BASE_NAME "testkeys/key_rsa8192"
#define FIRMWARE_KEY_BASE_NAME "testkeys/key_rsa1024"
const char* kRootKeyPublicFile = ROOT_KEY_BASE_NAME ".keyb";
const char* kRootKeyFile = ROOT_KEY_BASE_NAME ".pem";
const char* kFirmwareKeyPublicFile = FIRMWARE_KEY_BASE_NAME ".keyb";
const char* kFirmwareKeyFile = FIRMWARE_KEY_BASE_NAME ".pem";
int BigFirmwareTest(void) {
int error_code = 0;
uint64_t len;
uint8_t* firmware_blob = NULL;
RSAPublicKey* root_key = RSAPublicKeyFromFile(kRootKeyPublicFile);
uint8_t* root_key_blob = BufferFromFile(kRootKeyPublicFile, &len);
uint8_t* firmware_sign_key_buf= BufferFromFile(kFirmwareKeyPublicFile, &len);
VBDEBUG(("Generating Big FirmwareImage..."));
FirmwareImage* image =
GenerateTestFirmwareImage(0, /* RSA1024/SHA1 */
firmware_sign_key_buf,
1, /* Firmware Key Version. */
1, /* Firmware Version */
BIG_FIRMWARE_SIZE,
kRootKeyFile,
kFirmwareKeyFile,
'F'); /* Firmware data fill. */
if (!root_key || !root_key_blob || !firmware_sign_key_buf || !image) {
error_code = 1;
goto cleanup;
}
VBDEBUG(("Done.\n"));
TEST_EQ(VerifyFirmwareImage(root_key, image),
VERIFY_FIRMWARE_SUCCESS,
"Big FirmwareImage Verification");
firmware_blob = GetFirmwareBlob(image, &len);
TEST_EQ(VerifyFirmware(root_key_blob, image->firmware_data, firmware_blob),
VERIFY_FIRMWARE_SUCCESS,
"Big Firmware Blob Verification");
cleanup:
Free(firmware_blob);
FirmwareImageFree(image);
Free(firmware_sign_key_buf);
RSAPublicKeyFree(root_key);
return error_code;
}
int main(int argc, char* argv[1])
{
int error_code = 0;
error_code = BigFirmwareTest();
if (!gTestSuccess)
error_code = 255;
return error_code;
}
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