remove protobuf dependency
Change-Id: I10bf90ba940bbde27d91df58056f4f558843f697
diff --git a/src/endorse-extension.hpp b/src/endorse-extension.hpp
new file mode 100644
index 0000000..844c55c
--- /dev/null
+++ b/src/endorse-extension.hpp
@@ -0,0 +1,78 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2013, Regents of the University of California
+ *
+ * BSD license, See the LICENSE file for more information
+ *
+ * Author: Qiuhan Ding <qiuhanding@cs.ucla.edu>
+ */
+
+#ifndef CHRONOCHAT_ENDORSE_EXTENSION_HPP
+#define CHRONOCHAT_ENDORSE_EXTENSION_HPP
+
+#include "common.hpp"
+#include "tlv.hpp"
+#include <ndn-cxx/util/concepts.hpp>
+#include <ndn-cxx/encoding/block.hpp>
+#include <ndn-cxx/encoding/encoding-buffer.hpp>
+#include <list>
+
+namespace chronochat {
+
+class EndorseExtension
+{
+
+public:
+
+ class Error : public std::runtime_error
+ {
+ public:
+ explicit
+ Error(const std::string& what)
+ : std::runtime_error(what)
+ {
+ }
+ };
+
+public:
+
+ EndorseExtension();
+
+ explicit
+ EndorseExtension(const Block& endorseWire);
+
+ const Block&
+ wireEncode() const;
+
+ void
+ wireDecode(const Block& endorseWire);
+
+ const std::list<std::string>&
+ getEntries() const;
+
+ void
+ addEntry(const std::string& entry);
+
+ void
+ removeEntry(const std::string& entry);
+
+private:
+ template<bool T>
+ size_t
+ wireEncode(ndn::EncodingImpl<T>& block) const;
+
+private:
+ mutable Block m_wire;
+ std::list<std::string> m_entries;
+};
+
+inline const std::list<std::string>&
+EndorseExtension::getEntries() const
+{
+ return m_entries;
+}
+
+
+} // namespace chronochat
+
+#endif //CHRONOCHAT_ENDORSE_EXTENSION_HPP