management: Add FaceManagementOptions
Change-Id: If360efb77a93436d06ad04c5b0f536a51c9a6743
diff --git a/src/management/nfd-face-management-options.hpp b/src/management/nfd-face-management-options.hpp
new file mode 100644
index 0000000..20640df
--- /dev/null
+++ b/src/management/nfd-face-management-options.hpp
@@ -0,0 +1,168 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+/**
+ * Copyright (C) 2013 Regents of the University of California.
+ * See COPYING for copyright and distribution information.
+ */
+
+#ifndef NDN_MANAGEMENT_NFD_FACE_MANAGEMENT_OPTIONS_HPP
+#define NDN_MANAGEMENT_NFD_FACE_MANAGEMENT_OPTIONS_HPP
+
+#include "../encoding/encoding-buffer.hpp"
+#include "../encoding/tlv-nfd-control.hpp"
+
+namespace ndn {
+namespace nfd {
+
+class FaceManagementOptions {
+public:
+ struct Error : public Tlv::Error { Error(const std::string &what) : Tlv::Error(what) {} };
+
+ FaceManagementOptions ()
+ : m_faceId (INVALID_FACE_ID)
+ {
+ }
+
+ FaceManagementOptions(const Block& block)
+ {
+ wireDecode(block);
+ }
+
+ uint64_t
+ getFaceId () const
+ {
+ return m_faceId;
+ }
+
+ FaceManagementOptions&
+ setFaceId (uint64_t faceId)
+ {
+ m_faceId = faceId;
+ wire_.reset ();
+ return *this;
+ }
+
+ const std::string&
+ getUri () const
+ {
+ return m_uri;
+ }
+
+ FaceManagementOptions&
+ setUri (const std::string& uri)
+ {
+ m_uri = uri;
+ wire_.reset ();
+ return *this;
+ }
+
+ template<bool T>
+ size_t
+ wireEncode(EncodingImpl<T> &block) const;
+
+ const Block&
+ wireEncode () const;
+
+ void
+ wireDecode (const Block &wire);
+
+private:
+ static const uint64_t INVALID_FACE_ID;
+
+ uint64_t m_faceId;
+ std::string m_uri;
+
+ mutable Block wire_;
+};
+
+const uint64_t FaceManagementOptions::INVALID_FACE_ID = std::numeric_limits<uint64_t>::max();
+
+template<bool T>
+inline size_t
+FaceManagementOptions::wireEncode(EncodingImpl<T>& blk) const
+{
+ size_t total_len = 0;
+
+ if (!m_uri.empty())
+ {
+ size_t var_len = blk.prependByteArray (reinterpret_cast<const uint8_t*>(m_uri.c_str()), m_uri.size());
+ total_len += var_len;
+ total_len += blk.prependVarNumber (var_len);
+ total_len += blk.prependVarNumber (tlv::nfd_control::Uri);
+ }
+
+ if (m_faceId != INVALID_FACE_ID)
+ {
+ size_t var_len = blk.prependNonNegativeInteger (m_faceId);
+ total_len += var_len;
+ total_len += blk.prependVarNumber (var_len);
+ total_len += blk.prependVarNumber (tlv::nfd_control::FaceId);
+ }
+
+ total_len += blk.prependVarNumber (total_len);
+ total_len += blk.prependVarNumber (tlv::nfd_control::FaceManagementOptions);
+ return total_len;
+}
+
+inline const Block&
+FaceManagementOptions::wireEncode () const
+{
+ if (wire_.hasWire ())
+ return wire_;
+
+ EncodingEstimator estimator;
+ size_t estimatedSize = wireEncode(estimator);
+
+ EncodingBuffer buffer(estimatedSize, 0);
+ wireEncode(buffer);
+
+ wire_ = buffer.block();
+ return wire_;
+}
+
+inline void
+FaceManagementOptions::wireDecode (const Block &wire)
+{
+ m_uri.clear ();
+ m_faceId = INVALID_FACE_ID;
+
+ wire_ = wire;
+
+ if (wire_.type() != tlv::nfd_control::FaceManagementOptions)
+ throw Error("Requested decoding of FaceManagementOptions, but Block is of different type");
+
+ wire_.parse ();
+
+ // FaceID
+ Block::element_const_iterator val = wire_.find(tlv::nfd_control::FaceId);
+ if (val != wire_.elements_end())
+ {
+ m_faceId = readNonNegativeInteger(*val);
+ }
+
+ // Uri
+ val = wire_.find(tlv::nfd_control::Uri);
+ if (val != wire_.elements_end())
+ {
+ m_uri.append(reinterpret_cast<const char*>(val->value()), val->value_size());
+ }
+}
+
+inline std::ostream&
+operator << (std::ostream &os, const FaceManagementOptions &option)
+{
+ os << "ForwardingEntry(";
+
+ // FaceID
+ os << "FaceID: " << option.getFaceId () << ", ";
+
+ // Uri
+ os << "Uri: " << option.getUri ();
+
+ os << ")";
+ return os;
+}
+
+} // namespace nfd
+} // namespace ndn
+
+#endif // NDN_MANAGEMENT_NFD_FACE_MANAGEMENT_OPTIONS_HPP