pdns/lua-base4.hh

   1 #pragma once
   2 #include "namespaces.hh"
   3 #include <boost/variant/variant.hpp>
   4 #ifdef HAVE_CONFIG_H
   5 #include "config.h"
   6 #endif
   7 #include "ext/luawrapper/include/LuaContext.hpp"
   8
   9 class BaseLua4 : public boost::noncopyable
  10 {
  11 protected:
  12   std::unique_ptr<LuaContext> d_lw; // this is way on top because it must get destroyed _last_
  13
  14 public:
  15   BaseLua4();
  16   void loadFile(const std::string& fname);
  17   void loadString(const std::string& script);
  18   void loadStream(std::istream& is);
  19   virtual ~BaseLua4(); // this is so unique_ptr works with an incomplete type
  20 protected:
  21   void prepareContext();
  22   virtual void postPrepareContext() = 0;
  23   virtual void postLoad() = 0;
  24   typedef vector<pair<string, int>> in_t;
  25   vector<pair<string, boost::variant<int, in_t, struct timeval*>>> d_pd;
  26   typedef vector<pair<string, boost::variant<string, bool, int, double>>> Features;
  27   virtual void getFeatures(Features&);
  28 };