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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 <stdio.h>
#include <stdlib.h>
#include "cryptolib.h"
#include "file_keys.h"
#include "kernel_image.h"
#include "test_common.h"
#include "utility.h"
/* Choose a kernel size greater than the range of 32-bits unsigned. */
#define BIG_KERNEL_SIZE UINT64_C(0x100000000)
#define FIRMWARE_KEY_BASE_NAME "testkeys/key_rsa2048"
#define KERNEL_KEY_BASE_NAME "testkeys/key_rsa1024"
const char* kFirmwareKeyPublicFile = FIRMWARE_KEY_BASE_NAME ".keyb";
const char* kFirmwareKeyFile = FIRMWARE_KEY_BASE_NAME ".pem";
const char* kKernelKeyPublicFile = KERNEL_KEY_BASE_NAME ".keyb";
const char* kKernelKeyFile = KERNEL_KEY_BASE_NAME ".pem";
int BigKernelTest() {
int error_code = 0;
uint64_t len;
uint8_t* kernel_blob = NULL;
RSAPublicKey* firmware_key = RSAPublicKeyFromFile(kFirmwareKeyPublicFile);
uint8_t* firmware_key_blob = BufferFromFile(kFirmwareKeyPublicFile, &len);
uint8_t* kernel_sign_key_buf = BufferFromFile(kKernelKeyPublicFile, &len);
VBDEBUG(("Generating Big KernelImage..."));
KernelImage* image =
GenerateTestKernelImage(3, /* RSA2048/SHA1 */
0, /* RSA1024/SHA1 */
kernel_sign_key_buf,
1, /* Kernel Key Version. */
1, /* Kernel Version */
BIG_KERNEL_SIZE,
kFirmwareKeyFile,
kKernelKeyFile,
'K'); /* Kernel Data Fill. */
if (!firmware_key || !firmware_key_blob || !kernel_sign_key_buf || !image) {
error_code = 1;
goto cleanup;
}
VBDEBUG(("Done.\n"));
TEST_EQ(VerifyKernelImage(firmware_key, image, 0),
VERIFY_KERNEL_SUCCESS,
"Big KernelImage Verification");
kernel_blob = GetKernelBlob(image, &len);
TEST_EQ(VerifyKernel(firmware_key_blob, kernel_blob, 0),
VERIFY_KERNEL_SUCCESS,
"Big Kernel Blob Verification");
cleanup:
Free(kernel_blob);
KernelImageFree(image);
Free(kernel_sign_key_buf);
Free(firmware_key_blob);
RSAPublicKeyFree(firmware_key);
return error_code;
}
int main(int argc, char* argv[1])
{
int error_code = 0;
error_code = BigKernelTest();
if (!gTestSuccess)
error_code = 255;
return error_code;
}
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