From ca97f2548fa8fa37a245d43edf136dee7f6aafdd Mon Sep 17 00:00:00 2001
From: Mikael Bourhis <mikael.bourhis@smile.fr>
Date: Wed, 29 Jul 2020 16:04:03 +0200
Subject: [PATCH] Python wrapper: add handler class for the reception of
 ReportControlBlock events

---
 pyiec61850/iec61850.i                    |  3 ++
 pyiec61850/reportControlBlockHandler.hpp | 66 ++++++++++++++++++++++++
 2 files changed, 69 insertions(+)
 create mode 100644 pyiec61850/reportControlBlockHandler.hpp

diff --git a/pyiec61850/iec61850.i b/pyiec61850/iec61850.i
index 23c5e746..0a5d45d0 100644
--- a/pyiec61850/iec61850.i
+++ b/pyiec61850/iec61850.i
@@ -91,8 +91,11 @@ void GooseSubscriber_setDstMac(GooseSubscriber subscriber,
                                uint8_t dst_mac_5);
 
 /* Event Handler section */
+%feature("director") RCBHandler;
 %{
 #include "eventHandler.hpp"
+#include "reportControlBlockHandler.hpp"
 EventSubscriber* EventSubscriber::m_last_created_event_subscriber = nullptr;
 %}
 %include "eventHandler.hpp"
+%include "reportControlBlockHandler.hpp"
diff --git a/pyiec61850/reportControlBlockHandler.hpp b/pyiec61850/reportControlBlockHandler.hpp
new file mode 100644
index 00000000..ad798c1d
--- /dev/null
+++ b/pyiec61850/reportControlBlockHandler.hpp
@@ -0,0 +1,66 @@
+#ifndef PYIEC61850_RCBHANDLER_HPP
+#define PYIEC61850_RCBHANDLER_HPP
+
+#include "eventHandler.hpp"
+
+
+class RCBHandler: public EventHandler {
+    public:
+        virtual ~RCBHandler() {}
+
+        virtual void setReceivedData(void *i_data_p)
+        {
+            // copy the received data
+            ClientReport *l_my_data_p = static_cast<ClientReport*>(i_data_p);
+            _client_report = *l_my_data_p;
+        }
+
+        ClientReport  _client_report;
+};
+
+
+
+class RCBSubscriber: public EventSubscriber {
+    public:
+
+        virtual void subscribe() {
+            // install the libiec61850 callback:
+            // the 'function pointer' is the 'static' method of this class
+            IedConnection_installReportHandler(m_ied_connection,
+                                               m_rcb_reference.c_str(),
+                                               m_rcb_rpt_id.c_str(),
+                                               RCBSubscriber::triggerRCBHandler,
+                                               NULL);
+        }
+
+        // Static method: it is the 'callback' for libiec61850 in C
+        static void triggerRCBHandler(void *parameter, ClientReport report)
+        {
+            PyThreadStateLock PyThreadLock;
+
+            // TODO: search the appropriate 'EventSubscriber' object
+            if (m_last_created_event_subscriber) {
+                EventHandler *l_event_handler_p = m_last_created_event_subscriber->getEventHandler();
+                if (l_event_handler_p) {
+                    l_event_handler_p->setReceivedData(&report);
+                    l_event_handler_p->trigger();
+                }
+                else {
+                    printf("The EventHandler is undefined\n");
+                }
+            }
+        }
+
+        // Setters
+        void setIedConnection(const IedConnection &i_ied_connection) {m_ied_connection = i_ied_connection;}
+        void setRcbReference(const char *i_rcb_reference) {m_rcb_reference = i_rcb_reference;}
+        void setRcbRptId(const char *i_rcb_rpt_id) {m_rcb_rpt_id = i_rcb_rpt_id;}
+
+    protected:
+        // Parameters
+        IedConnection m_ied_connection;
+        std::string   m_rcb_reference;
+        std::string   m_rcb_rpt_id;
+};
+
+#endif