* Add files for the monitoring API

        For issue #5

include/monitoring/INSTALL_BOOST

+#! /bin/sh
+# The Boost version needed is the 1.55
+# Under Linux, the following installation packages work
+
+sudo apt-get install libboost-all-dev
+
+sudo apt-get install aptitude
+
+aptitude search boost
+
+#Second option
+#Needed to get a specific version of Boost
+
+#wget -O boost_1_55_0.tar.gz http://sourceforge.net/projects/boost/files/boost/1.55.0/boost_1_55_0.tar.gz/download
+#tar xzvf boost_1_55_0.tar.gz
+#cd boost_1_55_0/
+
+#sudo apt-get update
+#sudo apt-get install build-essential g++ python-dev autotools-dev libicu-dev build-essential libbz2-dev libboost-all-dev
+
+#./bootstrap.sh --prefix=/usr/local
+
+

include/monitoring/Makefile.am

+AUTOMAKE_OPTIONS = no-dependencies
+SUBDIRS=
+
+EXTRA_DIST = $(srcdir)/hash.hh $(srcdir)/meta.hh $(srcdir)/state.hh	\
+	$(srcdir)/trace.hh $(srcdir)/local_configuration.hh		\
+	$(srcdir)/remote_configuration.hh $(srcdir)/state_types.hh	\
+	$(srcdir)/trace_manager.hh
+
+CLEANFILES = *~
+
+hsrc = ${shell $(CYGPATH_U) '$(OCARINA_RUNTIME)/polyorb-hi-c/include'}
+
+install-data-local:
+	$(INSTALL) -d $(DESTDIR)$(hsrc)
+	for f in $(EXTRA_DIST) $(CONFIG_HEADER); do \
+	  $(INSTALL) -m 444 $$f $(DESTDIR)$(hsrc) ; \
+	done
+
+uninstall-local:
+	rm -rf $(DESTDIR)$(hsrc)

include/monitoring/cheddar_scheduling/hyperperiod_structure.hh

+#pragma once
+
+#include <algorithm> // copy, equal
+#include <array>
+#include <cassert>
+#include <iosfwd>
+#include <iterator>
+#include <memory>    // unique_ptr
+
+#include <boost/python.hpp>
+
+
+namespace taste {
+
+/*----------------------------------------------------------------------------*/
+
+template <int tasks>
+class schedule
+{
+public:
+
+  static_assert(tasks > 0, "The number of scheduling states must be over 0.");
+
+private:
+
+  struct scheduling_data_type
+  {
+    unsigned int hyperperiod_length;
+    unsigned int task_name_matching;
+
+    
+    // Should we share this amongst all states?
+   /* array_type ports_;
+
+    data_type() = default;
+    data_type(const data_type&) = default;
+
+    const request_type&
+    port_value(std::size_t thread_id, std::size_t port_id)
+    const noexcept
+    {
+      return ports_[Ports::jump_table[thread_id] + port_id];
+    }
+
+    request_type&
+    port_value(std::size_t thread_id, std::size_t port_id)
+    noexcept
+    {
+      return ports_[Ports::jump_table[thread_id] + port_id];
+    }
+  };
+*/
+  std::unique_ptr<scheduling_data_type> ptr_;
+
+public:
+
+  schedule()
+    : ptr_{std::make_unique<scheduling_data_type>()}
+  {}
+
+  schedule(const state& other)
+    : ptr_{std::make_unique<scheduling_data_type>(*other.ptr_)} // deep copy
+  {}
+
+  state&
+  operator=(const state& other)
+  {
+    if (this != &other)
+    {
+      ptr_ = std::make_unique<data_type>(*other.ptr_); // deep copy
+    }
+    return *this;
+  }
+
+  state(state&&) = default;
+  state& operator=(state&&) = default;
+
+  const request_type&
+  port_value(std::size_t thread_id, std::size_t port_id)
+  const noexcept
+  {
+    assert(thread_id < Ports::nb_threads && "Incorrect thread id");
+    assert(port_id < Ports::ports_for_thread[thread_id] && "Incorrect port id for this thread id");
+    return ptr_->port_value(thread_id, port_id);
+  }
+
+  request_type&
+  port_value(std::size_t thread_id, std::size_t port_id)
+  noexcept
+  {
+    assert(thread_id < Ports::nb_threads && "Incorrect thread id");
+    assert(port_id < Ports::ports_for_thread[thread_id] && "Incorrect port id for this thread id");
+    return ptr_->port_value(thread_id, port_id);
+  }
+
+  step_type
+  step()
+  const noexcept
+  {
+    return ptr_->step_;
+  }
+
+  step_type&
+  step()
+  noexcept
+  {
+    return ptr_->step_;
+  }
+
+  hyperperiod_type
+  hyperperiod()
+  const noexcept
+  {
+    return ptr_->hyperperiod_;
+  }
+
+  hyperperiod_type&
+  hyperperiod()
+  noexcept
+  {
+    return ptr_->hyperperiod_;
+  }
+  
+  thread_event_type
+  thread_event()
+  const noexcept
+  {
+    return ptr_->thread_event_;
+  }
+
+  thread_event_type&
+  thread_event()
+  noexcept
+  {
+    return ptr_->thread_event_;
+  }
+  
+  port_event_type
+  port_event()
+  const noexcept
+  {
+    return ptr_->port_event_;
+  }
+
+  port_event_type&
+  port_event()
+  noexcept
+  {
+    return ptr_->port_event_;
+  }
+
+  const char*
+  ports_data()
+  const noexcept
+  {
+    return reinterpret_cast<const char*>(ptr_->ports_.data());
+  }
+
+  const request_type&
+  ports(int index)
+  const noexcept
+  {
+    return ptr_->ports_[index];
+  }
+
+  static int 
+  my_size()
+  { int i = (sizeof(port_event_type) + sizeof(thread_event_type) + sizeof(hyperperiod_type) + sizeof(step_type));
+//   printf ("Progress report display, will be removed: port_event %d, thread_event %d,hpp_occ %d,hpp_step %d,\n",sizeof(port_event_type), sizeof(thread_event_type), sizeof(hyperperiod_type), sizeof(step_type));
+//    printf ("Progress report display, will be removed: request size %d, constant size %d\n\n*****************************************************************************************************\n", sizeof(request_type),i);
+    return ports_size*sizeof(request_type) + sizeof(port_event_type) + sizeof(thread_event_type) + sizeof(hyperperiod_type) + sizeof(step_type);
+  }
+
+  friend
+  bool
+  operator==(const state& lhs, const state& rhs)
+  noexcept
+  {
+    // Highly dangerous : we directly comparing memory contents, thus relying on correct
+    // initialization (to 0) of the underlying data.
+    return lhs.step() == rhs.step() and lhs.hyperperiod() == rhs.hyperperiod()
+         and std::equal(lhs.ports_data(), lhs.ports_data() + ports_size, rhs.ports_data());
+  }
+};
+
+/*------------------------------------------------------------------------------------------------*/
+
+} // namespace taste
+

include/monitoring/cheddar_scheduling/hyperperiod_types.hh

+#pragma once
+
+typedef unsigned int step_type;
+typedef unsigned int hyperperiod_type;
+typedef unsigned int thread_event_type;
+typedef unsigned int port_event_type;

include/monitoring/hash.hh

+#pragma once
+
+#include <algorithm> // for_each
+
+namespace taste {
+
+/*------------------------------------------------------------------------------------------------*/
+
+template <typename T>
+inline
+void
+hash_combine(std::size_t& seed, const T& x)
+noexcept(noexcept(std::hash<T>()(x)))
+{
+  seed ^= std::hash<T>()(x) + 0x9e3779b9 + (seed<<6) + (seed>>2);
+}
+
+/*------------------------------------------------------------------------------------------------*/
+
+/// @brief Hash a range.
+template <typename InputIterator>
+inline
+void
+hash_combine(std::size_t& seed, InputIterator cit, InputIterator cend)
+{
+  std::for_each(cit, cend, [&](const auto& v){hash_combine(seed, v);});
+}
+
+/*------------------------------------------------------------------------------------------------*/
+
+} // namespace taste

include/monitoring/local_configuration.hh

+#pragma once
+
+#include <iosfwd>
+
+#include "meta.hh"
+#include "request.h"
+#include "state.hh"
+#include "trace.hh"
+
+/*------------------------------------------------------------------------------------------------*/
+
+// Parameter i in the template parameters list gives the number of ports for thread i.
+// >>> TO GENERATE
+using ports_type = taste::ports_table<1, 1>;
+// <<< END TO GENERATE
+using state_type = taste::state<__po_hi_request_t, ports_type>;
+using trace_type = taste::trace<state_type>;
+
+/*------------------------------------------------------------------------------------------------*/
+
+inline // < Don't forget!
+bool
+operator==(const __po_hi_request_t& lhs, const __po_hi_request_t& rhs)
+noexcept
+{
+  if (lhs.port != rhs.port)
+  {
+    return false;
+  }
+
+  // lhs and rhs have the same port, it's OK to switch on the port of any of them.
+  switch (lhs.port)
+  {
+
+// >>> TO GENERATE FOR EACH PORT in ENUM __po_hi_port_t
+    case producer_global_data_source:
+      return lhs.vars.producer_global_data_source.producer_global_data_source
+          == rhs.vars.producer_global_data_source.producer_global_data_source;
+
+    case result_consumer_global_data_sink:
+      return lhs.vars.result_consumer_global_data_sink.result_consumer_global_data_sink
+          == rhs.vars.result_consumer_global_data_sink.result_consumer_global_data_sink;
+
+    case consumer_global_data_sink:
+      return lhs.vars.consumer_global_data_sink.consumer_global_data_sink
+          == rhs.vars.consumer_global_data_sink.consumer_global_data_sink;
+
+    case result_producer_global_data_source:
+      return lhs.vars.result_producer_global_data_source.result_producer_global_data_source
+          == rhs.vars.result_producer_global_data_source.result_producer_global_data_source;
+// <<< END TO GENERATE
+
+    default:
+      assert(false && "Should not be here");
+      __builtin_unreachable();
+  }
+}
+
+/*------------------------------------------------------------------------------------------------*/
+
+namespace std {
+
+template <>
+struct hash <__po_hi_request_t>
+{
+  std::size_t
+  operator()(const __po_hi_request_t& r)
+  const noexcept
+  {
+    // We need to know the underlying type of the port enum. Then, we can cast to this type
+    // and use the value of the enum to compute its hash value.
+    using ty = std::underlying_type_t<__po_hi_port_t>;
+    auto seed = std::hash<ty>()(static_cast<ty>(r.port));
+    switch (r.port)
+    {
+
+// >>> TO GENERATE FOR EACH PORT in ENUM __po_hi_port_t
+      case producer_global_data_source:
+        taste::hash_combine(seed, r.vars.producer_global_data_source.producer_global_data_source);
+        break;
+
+      case result_consumer_global_data_sink:
+        taste::hash_combine(seed, r.vars.result_consumer_global_data_sink.result_consumer_global_data_sink);
+        break;
+
+      case consumer_global_data_sink:
+        taste::hash_combine(seed, r.vars.consumer_global_data_sink.consumer_global_data_sink);
+        break;
+
+      case result_producer_global_data_source:
+        taste::hash_combine(seed, r.vars.result_producer_global_data_source.result_producer_global_data_source);
+        break;
+// <<< END TO GENERATE
+
+      default:
+        assert(false && "Should not be here");
+    }
+    return seed;
+  }
+};
+
+} // namespace std
+
+/*------------------------------------------------------------------------------------------------*/

include/monitoring/meta.hh

+#pragma once
+
+#include <array>
+#include <utility>  // integer_sequence
+#include <tuple>
+
+namespace taste {
+
+/*----------------------------------------------------------------------------*/
+
+template <std::size_t X, std::size_t... Xs>
+struct sum
+{
+  static constexpr auto value = X + sum<Xs...>::value;
+};
+
+template <std::size_t X>
+struct sum<X>
+{
+  static constexpr auto value = X;
+};
+
+/*----------------------------------------------------------------------------*/
+
+template <std::size_t Acc, std::size_t X, std::size_t... Xs>
+struct accumulate
+{
+  static constexpr auto recursion = accumulate<Acc + X, Xs...>::value;
+  static constexpr auto value = std::tuple_cat(std::make_tuple(Acc), recursion);
+};
+
+template <std::size_t Acc, std::size_t X>
+struct accumulate<Acc, X>
+{
+  static constexpr auto value = std::make_tuple(Acc);
+};
+
+/*----------------------------------------------------------------------------*/
+
+template <typename Tuple, std::size_t... Indices>
+constexpr
+std::array<std::size_t, std::tuple_size<Tuple>::value>
+tuple_to_array(const Tuple& t, std::index_sequence<Indices...>)
+{
+  return {{std::get<Indices>(t)...}};
+}
+
+/*----------------------------------------------------------------------------*/
+
+template <std::size_t... Ports>
+struct ports_table
+{
+  // For assertion purposes.
+  static constexpr auto nb_threads = sizeof...(Ports);
+  static constexpr std::size_t ports_for_thread[] = {Ports...};
+
+  static constexpr auto size = sum<Ports...>::value;
+
+  static constexpr auto tuple = accumulate<0, Ports...>::value;
+  static constexpr auto tuple_size = std::tuple_size<decltype(tuple)>::value;
+
+  using jump_table_type = decltype(tuple_to_array(tuple, std::make_index_sequence<tuple_size>()));
+  static constexpr jump_table_type jump_table
+    = tuple_to_array(tuple, std::make_index_sequence<tuple_size>());
+};
+
+// Definition of ports.
+template<std::size_t... Ports>
+constexpr std::size_t ports_table<Ports...>::ports_for_thread[];
+
+// Definition of jump_table.
+template<std::size_t... Ports>
+typename ports_table<Ports...>::jump_table_type constexpr ports_table<Ports...>::jump_table;
+
+/*----------------------------------------------------------------------------*/
+
+} // namespace taste

include/monitoring/remote_configuration.hh

+#pragma once
+
+
+#include <meta.hh>
+#include <request.h>
+#include <state.hh>
+#include <trace.hh>
+#include <configuration.hh>
+
+
+// Parameter i in the template parameters list 
+// gives the number of ports for thread i.
+// >>> TO GENERATE
+using ports_type = taste::ports_table< PORT_TYPE_CONTENT >;
+// <<< END TO GENERATE
+using state_type = taste::state<__po_hi_request_t, ports_type>;
+using trace_type = taste::trace<state_type>;
+//using monitoring_type = taste::state<int, ports_type>;
+
+extern "C" {
+void
+display_trace_temp(const trace_type* trace);
+}
+
+extern "C" {
+void
+display_state_temp(const state_type* state);
+}

include/monitoring/state.hh

+#pragma once
+
+#include <algorithm> // copy, equal
+#include <array>
+#include <cassert>
+#include <iosfwd>
+#include <iterator>
+#include <memory>    // unique_ptr
+
+
+#include "hash.hh"
+#include "state_types.hh"
+
+namespace taste {
+
+/*----------------------------------------------------------------------------*/
+
+template <typename Request, typename Ports>
+class state
+{
+public:
+
+  static constexpr auto ports_size = Ports::size;
+  static_assert(Ports::size > 0, "A state's size must be greater than 0.");
+
+  using request_type = Request;
+  using array_type = std::array<request_type, ports_size>;
+
+private:
+
+  struct data_type
+  {
+    step_type step_;
+    hyperperiod_type hyperperiod_;
+    thread_event_type thread_event_;
+    port_event_type port_event_;
+    
+    // Should we share this amongst all states?
+    array_type ports_;
+
+    data_type() = default;
+    data_type(const data_type&) = default;
+
+    const request_type&
+    port_value(std::size_t thread_id, std::size_t port_id)
+    const noexcept
+    {
+      return ports_[Ports::jump_table[thread_id] + port_id];
+    }
+
+    request_type&
+    port_value(std::size_t thread_id, std::size_t port_id)
+    noexcept
+    {
+      return ports_[Ports::jump_table[thread_id] + port_id];
+    }
+  };
+
+  std::unique_ptr<data_type> ptr_;
+
+public:
+
+  state()
+    : ptr_{std::make_unique<data_type>()}
+  {}
+
+  state(const state& other)
+    : ptr_{std::make_unique<data_type>(*other.ptr_)} // deep copy
+  {}
+
+  state&
+  operator=(const state& other)
+  {
+    if (this != &other)
+    {
+      ptr_ = std::make_unique<data_type>(*other.ptr_); // deep copy
+    }
+    return *this;
+  }
+
+  state(state&&) = default;
+  state& operator=(state&&) = default;
+
+  const request_type&
+  port_value(std::size_t thread_id, std::size_t port_id)
+  const noexcept
+  {
+    assert(thread_id < Ports::nb_threads && "Incorrect thread id");
+    assert(port_id < Ports::ports_for_thread[thread_id] && "Incorrect port id for this thread id");
+    return ptr_->port_value(thread_id, port_id);
+  }
+
+  request_type&
+  port_value(std::size_t thread_id, std::size_t port_id)
+  noexcept
+  {
+    assert(thread_id < Ports::nb_threads && "Incorrect thread id");
+    assert(port_id < Ports::ports_for_thread[thread_id] && "Incorrect port id for this thread id");
+    return ptr_->port_value(thread_id, port_id);
+  }
+
+  step_type
+  step()
+  const noexcept
+  {
+    return ptr_->step_;
+  }
+
+  step_type&
+  step()
+  noexcept
+  {
+    return ptr_->step_;
+  }
+
+  hyperperiod_type
+  hyperperiod()
+  const noexcept
+  {
+    return ptr_->hyperperiod_;
+  }
+
+  hyperperiod_type&