[EasyUnlock] Port Connection class to native code.

components/proximity_auth/wire_message.h

Index: components/proximity_auth/wire_message.h
diff --git a/components/proximity_auth/wire_message.h b/components/proximity_auth/wire_message.h
new file mode 100644
index 0000000000000000000000000000000000000000..db5af37ec2b6261f86cd54fc05d3d620a0d94589
--- /dev/null
+++ b/components/proximity_auth/wire_message.h
@@ -0,0 +1,39 @@
+// Copyright 2014 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 COMPONENTS_PROXIMITY_AUTH_WIRE_MESSAGE_H
+#define COMPONENTS_PROXIMITY_AUTH_WIRE_MESSAGE_H
+
+#include <string>
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+
+namespace proximity_auth {
+
+class WireMessage {
+ public:
+  virtual ~WireMessage();
+
+  // Returns |true| iff the size of |message_bytes| is at least equal to the
+  // message length encoded in the message header. Returns false if the message
+  // header is not available.
+  static bool IsCompleteMessage(const std::string& message_bytes);
+
+  // Returns the deserialized message from |serialized_message|, or NULL if the
+  // message is malformed.
+  static scoped_ptr<WireMessage> Deserialize(
+      const std::string& serialized_message);
+
+ protected:
+  // Visible for tests.
+  WireMessage();
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(WireMessage);
+};
+
+}  // namespace proximity_auth
+
+#endif  // COMPONENTS_PROXIMITY_AUTH_WIRE_MESSAGE_H