sync: Introduce control data types

sync/syncable/model_type.cc

 // Copyright (c) 2012 The Chromium 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 "sync/internal_api/public/base/model_type.h"
 
 #include "base/string_split.h"
 #include "base/values.h"
 #include "sync/protocol/app_notification_specifics.pb.h"
 #include "sync/protocol/app_setting_specifics.pb.h"
@@ skipping 126 matching lines @@
       break;
     default:
       NOTREACHED() << "No known extension for model type.";
       return 0;
   }
   NOTREACHED() << "Needed for linux_keep_shadow_stacks because of "
                << "http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20681";
   return 0;
 }
 
+FullModelTypeSet ToFullModelTypeSet(ModelTypeSet in) {
+  FullModelTypeSet out;
+  for (ModelTypeSet::Iterator i = in.First(); i.Good(); i.Inc()) {
+    out.Put(i.Get());
+  }
+  return out;
+}
+
 // Note: keep this consistent with GetModelType in syncable.cc!
 ModelType GetModelType(const sync_pb::SyncEntity& sync_entity) {
   DCHECK(!IsRoot(sync_entity));  // Root shouldn't ever go over the wire.
 
   if (sync_entity.deleted())
     return UNSPECIFIED;
 
   // Backwards compatibility with old (pre-specifics) protocol.
   if (sync_entity.has_bookmarkdata())
     return BOOKMARKS;
@@ skipping 62 matching lines @@
   if (specifics.has_app_notification())
     return APP_NOTIFICATIONS;
 
   return UNSPECIFIED;
 }
 
 bool ShouldMaintainPosition(ModelType model_type) {
   return model_type == BOOKMARKS;
 }
 
+ModelTypeSet UserTypes() {
+  ModelTypeSet set;
+  for (int i = FIRST_USER_MODEL_TYPE; i <= LAST_USER_MODEL_TYPE; ++i) {
+    set.Put(ModelTypeFromInt(i));
+  }
+  return set;
+}
+
+ModelTypeSet ControlTypes() {
+  ModelTypeSet set;
+  for (int i = FIRST_CONTROL_MODEL_TYPE; i <= LAST_CONTROL_MODEL_TYPE; ++i) {
+    set.Put(ModelTypeFromInt(i));
+  }
+  return set;
+}
+
+bool IsControlType(ModelType model_type) {
+  return ControlTypes().Has(model_type);
+}
+
 const char* ModelTypeToString(ModelType model_type) {
   // This is used in serialization routines as well as for displaying debug
   // information.  Do not attempt to change these string values unless you know
   // what you're doing.
   switch (model_type) {
     case TOP_LEVEL_FOLDER:
       return "Top Level Folder";
     case UNSPECIFIED:
       return "Unspecified";
     case BOOKMARKS:
@@ skipping 292 matching lines @@
     *model_type = UNSPECIFIED;
     return false;
   }
 }
 
 bool IsRealDataType(ModelType model_type) {
   return model_type >= FIRST_REAL_MODEL_TYPE && model_type < MODEL_TYPE_COUNT;
 }
 
 }  // namespace syncer