Implementation of ONC signature, validator and normalizer.

chrome/browser/chromeos/network_settings/onc_normalizer.h

+// 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.
+
+#ifndef CHROME_BROWSER_CHROMEOS_NETWORK_SETTINGS_ONC_NORMALIZER_H_
+#define CHROME_BROWSER_CHROMEOS_NETWORK_SETTINGS_ONC_NORMALIZER_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "chrome/browser/chromeos/network_settings/onc_mapper.h"
+
+namespace chromeos {
+namespace onc {
+
+class OncValueSignature;
+
+class Normalizer : public Mapper {
+ public:
+  explicit Normalizer(bool remove_recommended_fields);
+
+  // Removes all fields that are ignored/irrelevant because of the value of
+  // other fields. E.g. the "WiFi" field is irrelevant if the configurations
+  // type is "Ethernet". If |remove_recommended_fields| is true, kRecommended
+  // arrays are removed (the array itself and not the fieldnames listed
+  // there). |object_signature| must point to one of the signatures in
+  // |onc_signature.h|.
+  scoped_ptr<base::DictionaryValue> NormalizeObject(
+      const OncValueSignature* object_signature,
+      const base::DictionaryValue& onc_object);
+
+ private:
+  // Dispatch to the right normalization function according to |signature|.
+  virtual scoped_ptr<base::DictionaryValue> MapObject(
+      const OncValueSignature& signature,
+      const base::DictionaryValue& onc_object);
+
+  void NormalizeIPsec(base::DictionaryValue* ipsec);
+  void NormalizeVPN(base::DictionaryValue* vpn);
+  void NormalizeNetworkConfiguration(base::DictionaryValue* network);
+
+  const bool remove_recommended_fields_;
+
+  DISALLOW_COPY_AND_ASSIGN(Normalizer);
+};
+
+}  // namespace onc
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_NETWORK_SETTINGS_ONC_NORMALIZER_H_