Added struct members for bootloader offset/size.

src/platform/vboot_reference/vkernel/include/kernel_image_fw.h

 /* 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.
  *
  * Data structure and API definitions for a verified boot kernel image.
  * (Firmware Portion)
  */
 
 #ifndef VBOOT_REFERENCE_KERNEL_IMAGE_FW_H_
 #define VBOOT_REFERENCE_KERNEL_IMAGE_FW_H_
@@ skipping 26 matching lines @@
   uint8_t header_checksum[SHA512_DIGEST_SIZE];  /* SHA-512 Crytographic hash of
                                                  * the concatenation of the
                                                  * header fields, i.e.
                                                  * [header_len,
                                                  * firmware_sign_algorithm,
                                                  * sign_algorithm, sign_key,
                                                  * key_version] */
 
   uint8_t* kernel_key_signature;   /* Signature of the header above. */
 
+  /* Kernel preamble */
   uint16_t kernel_version;  /* Kernel Version# for preventing rollbacks. */
   uint64_t kernel_len;  /* Length of the actual kernel image. */
+  uint64_t bootloader_offset;  /* Offset of bootloader in kernel_data. */
+  uint64_t bootloader_size;  /* Size of bootloader in bytes. */
   uint8_t* config_signature;  /* Signature on the concatenation of
                                * [kernel_version], [kernel_len] and
                                * [kernel_config]. */
   /* The kernel signature comes first as it may allow us to parallelize
    * the kernel data fetch and RSA public key operation.
    */
   uint8_t* kernel_signature;  /* Signature on the concatenation of
                                * [kernel_version], [kernel_len], [kernel_config]
                                * and [kernel_data]. */
   /* The kernel config string is stored right before the kernel image data for
@@ skipping 115 matching lines @@
  * BOOT_KERNEL_A_CONTINUE          Boot from Kenrel A
  * BOOT_KERNEL_B_CONTINUE          Boot from Kernel B
  * BOOT_KERNEL_RECOVERY_CONTINUE   Jump to recovery mode
  */
 int VerifyKernelDriver_f(uint8_t* firmware_key_blob,
                          kernel_entry* kernelA,
                          kernel_entry* kernelB,
                          int dev_mode);
 
 #endif  /* VBOOT_REFERENCE_KERNEL_IMAGE_FW_H_ */