Make LoadKernel() pass back the kernel partition's UniqueGuid.

utility/load_kernel_test.c

 /* 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.
  */
 
 /* Routines for verifying a file's signature. Useful in testing the core
  * RSA verification implementation.
  */
 
 #include <inttypes.h>  /* For PRIu64 macro */
@@ skipping 117 matching lines @@
     lkp.boot_flags = BOOT_FLAG_SKIP_ADDR_CHECK | BOOT_FLAG_RECOVERY;
   }
   /* Call LoadKernel() */
   rv = LoadKernel(&lkp);
   printf("LoadKernel() returned %d\n", rv);
 
   if (LOAD_KERNEL_SUCCESS == rv) {
     printf("Partition number:   %" PRIu64 "\n", lkp.partition_number);
     printf("Bootloader address: %" PRIu64 "\n", lkp.bootloader_address);
     printf("Bootloader size:    %" PRIu64 "\n", lkp.bootloader_size);
+    printf("Partition guid:     "
+           "%02x%02x%02x%02x-%02x%02x-%02x%02x"
+           "-%02x%02x-%02x%02x%02x%02x%02x%02x\n",
+           lkp.partition_guid[3],
+           lkp.partition_guid[2],
+           lkp.partition_guid[1],
+           lkp.partition_guid[0],
+           lkp.partition_guid[5],
+           lkp.partition_guid[4],
+           lkp.partition_guid[7],
+           lkp.partition_guid[6],
+           lkp.partition_guid[8],
+           lkp.partition_guid[9],
+           lkp.partition_guid[10],
+           lkp.partition_guid[11],
+           lkp.partition_guid[12],
+           lkp.partition_guid[13],
+           lkp.partition_guid[14],
+           lkp.partition_guid[15]);
   }
 
   fclose(image_file);
   Free(lkp.kernel_buffer);
   return rv != LOAD_KERNEL_SUCCESS;
 }