nfdc: strategy-choice, Adding StrategyChoiceManagementOptions
refs: #1312
Change-Id: I20c7d76b7a5740202e194c1016399df3684d63d8
diff --git a/src/management/nfd-strategy-choice-options.hpp b/src/management/nfd-strategy-choice-options.hpp
new file mode 100644
index 0000000..60d846d
--- /dev/null
+++ b/src/management/nfd-strategy-choice-options.hpp
@@ -0,0 +1,163 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+* Copyright (C) 2014 Named Data Networking Project
+* See COPYING for copyright and distribution information.
+*/
+
+#ifndef NDN_MANAGEMENT_NFD_STRATEGY_CHOICE_OPTIONS_HPP
+#define NDN_MANAGEMENT_NFD_STRATEGY_CHOICE_OPTIONS_HPP
+
+#include "../encoding/block.hpp"
+#include "../encoding/encoding-buffer.hpp"
+#include "../encoding/tlv-nfd.hpp"
+#include "../name.hpp"
+
+namespace ndn {
+namespace nfd {
+
+class StrategyChoiceOptions{
+public:
+ struct Error : public Tlv::Error
+ {
+ Error(const std::string& what) : Tlv::Error(what)
+ {
+ }
+ };
+
+ StrategyChoiceOptions()
+ {
+ }
+
+ StrategyChoiceOptions(const Block& block)
+ {
+ wireDecode(block);
+ }
+
+ const Name&
+ getName() const
+ {
+ return m_name;
+ }
+
+ StrategyChoiceOptions&
+ setName(const Name& name)
+ {
+ m_name = name;
+ m_wire.reset();
+ return *this;
+ }
+
+ const Name&
+ getStrategy() const
+ {
+ return m_strategy;
+ }
+
+ StrategyChoiceOptions&
+ setStrategy(const Name& strategy)
+ {
+ m_strategy = strategy;
+ m_wire.reset();
+ return *this;
+ }
+
+ template<bool T>
+ size_t
+ wireEncode(EncodingImpl<T>& block) const;
+
+ const Block&
+ wireEncode() const;
+
+ void
+ wireDecode(const Block& wire);
+
+private:
+ Name m_name;
+ Name m_strategy;
+
+ mutable Block m_wire;
+};
+
+template<bool T>
+inline size_t
+StrategyChoiceOptions::wireEncode(EncodingImpl<T>& block) const
+{
+ size_t totalLength = 0;
+
+ if (!m_strategy.empty())
+ {
+ totalLength += prependNestedBlock(block, tlv::nfd::Strategy, m_strategy);
+ }
+
+ totalLength += m_name.wireEncode(block);
+
+ totalLength += block.prependVarNumber(totalLength);
+ totalLength += block.prependVarNumber(tlv::nfd::StrategyChoiceOptions);
+ return totalLength;
+}
+
+inline const Block&
+StrategyChoiceOptions::wireEncode() const
+{
+ if (m_wire.hasWire())
+ return m_wire;
+
+ EncodingEstimator estimator;
+ size_t estimatedSize = wireEncode(estimator);
+
+ EncodingBuffer buffer(estimatedSize, 0);
+ wireEncode(buffer);
+
+ m_wire = buffer.block();
+ return m_wire;
+}
+
+inline void
+StrategyChoiceOptions::wireDecode(const Block& wire)
+{
+ m_name.clear();
+ m_strategy.clear();
+
+ m_wire = wire;
+
+ if (m_wire.type() != tlv::nfd::StrategyChoiceOptions)
+ throw Error("Requested decoding of StrategyChoiceOptions, but Block is of different type");
+
+ m_wire.parse();
+
+ // Name
+ Block::element_const_iterator val = m_wire.find(Tlv::Name);
+ if (val != m_wire.elements_end())
+ {
+ m_name.wireDecode(*val);
+ }
+
+ // Strategy
+ val = m_wire.find(tlv::nfd::Strategy);
+ if (val != m_wire.elements_end())
+ {
+ val->parse();
+ if (!val->elements().empty())
+ m_strategy.wireDecode(*val->elements_begin());
+ }
+}
+
+inline std::ostream&
+operator << (std::ostream& os, const StrategyChoiceOptions& option)
+{
+ os << "StrategyChoiceOptions(";
+
+ // Name
+ os << "Name: " << option.getName() << ", ";
+
+ // Strategy
+ os << "Strategy: " << option.getStrategy() << ", ";
+
+ os << ")";
+ return os;
+}
+
+} // namespace nfd
+} // namespace ndn
+
+#endif // NDN_MANAGEMENT_NFD_STRATEGY_CHOICE_MANAGEMENT_OPTIONS_HPP