Add 'prioritize' command to cgpt tool.

cgpt/cmd_find.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.
 
 #include "cgpt.h"
 
 #include <getopt.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ skipping 159 matching lines @@
     return 0;
   }
 
   for (i = 0; i < GetNumberOfEntries(&drive.gpt); ++i) {
     entry = GetEntry(&drive.gpt, ANY_VALID, i);
 
     if (IsZero(&entry->type))
       continue;
 
     int found = 0;
-    if ((set_unique && !memcmp(&unique_guid, &entry->unique, sizeof(Guid))) ||
-        (set_type && !memcmp(&type_guid, &entry->type, sizeof(Guid)))) {
+    if ((set_unique && GuidEqual(&unique_guid, &entry->unique)) ||
+        (set_type && GuidEqual(&type_guid, &entry->type))) {
       found = 1;
     } else if (set_label) {
       if (CGPT_OK != UTF16ToUTF8(entry->name,
                                  sizeof(entry->name) / sizeof(entry->name[0]),
                                  (uint8_t *)partlabel, sizeof(partlabel))) {
         Error("The label cannot be converted from UTF16, so abort.\n");
         return 0;
       }
       if (!strncmp(label, partlabel, sizeof(partlabel))) {
         found = 1;
@@ skipping 189 matching lines @@
   if (oneonly && hits != 1) {
     return CGPT_FAILED;
   }
 
   if (match_partnum) {
     return CGPT_OK;
   }
 
   return CGPT_FAILED;
 }