north_plugin.h

#ifndef _NORTH_PLUGIN
#define _NORTH_PLUGIN
/*
 * Fledge north plugin.
 *
 * Copyright (c) 2018 Dianomic Systems
 *
 * Released under the Apache 2.0 Licence
 *
 * Author: Massimiliano Pinto
 */

#include <plugin.h>
#include <plugin_manager.h>
#include <reading.h>
#include <config_category.h>
#include <plugin_data.h>

class NorthPlugin : public Plugin {
    public:
        // Methods
        NorthPlugin(const PLUGIN_HANDLE handle);
        ~NorthPlugin();

        void            shutdown();
        std::string     shutdownSaveData();
        uint32_t        send(const std::vector<Reading* >& readings) const;
        PLUGIN_HANDLE       init(const ConfigCategory& config);
        bool            persistData() { return info->options & SP_PERSIST_DATA; };
        void            start();
        void            startData(const std::string& pluginData);

    private:
        // Function pointers
        void            (*pluginShutdown)(const PLUGIN_HANDLE);
        std::string     (*pluginShutdownData)(const PLUGIN_HANDLE);
        uint32_t        (*pluginSend)(const PLUGIN_HANDLE,
                              const std::vector<Reading* >& readings);
        PLUGIN_HANDLE       (*pluginInit)(const ConfigCategory* config);
        void            (*pluginStart)(PLUGIN_HANDLE);
        void            (*pluginStartData)(PLUGIN_HANDLE,
                               const std::string& pluginData);

    public:
        // Persist plugin data
        PluginData*     m_plugin_data;

    private:
        // Attributes
        PLUGIN_HANDLE       m_instance;
};

#endif