SPIPlugin.h

/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Library General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *
 * SPIPlugin.h
 * An SPI plugin.
 * Copyright (C) 2013 Simon Newton
 */

#ifndef PLUGINS_SPI_SPIPLUGIN_H_
#define PLUGINS_SPI_SPIPLUGIN_H_

#include <string>
#include <vector>
#include "olad/Plugin.h"
#include "ola/plugin_id.h"

namespace ola {
namespace plugin {
namespace spi {

class SPIPlugin: public ola::Plugin {
  public:
    explicit SPIPlugin(class ola::PluginAdaptor *plugin_adaptor)
        : Plugin(plugin_adaptor) {}

    string Name() const { return PLUGIN_NAME; }
    string Description() const;
    ola_plugin_id Id() const { return OLA_PLUGIN_SPI; }
    string PluginPrefix() const { return PLUGIN_PREFIX; }

  private:
    std::vector<class SPIDevice*> m_devices;

    bool StartHook();
    bool StopHook();
    bool SetDefaultPreferences();
    void FindMatchingFiles(const string &directory,
                           const vector<string> &prefixes,
                           vector<string> *files);

    static const char DEFAULT_BASE_UID[];
    static const char DEFAULT_SPI_DEVICE_PREFIX[];
    static const char PLUGIN_NAME[];
    static const char PLUGIN_PREFIX[];
    static const char SPI_BASE_UID_KEY[];
    static const char SPI_DEVICE_PREFIX_KEY[];
};
}  // namespace spi
}  // namespace plugin
}  // namespace ola
#endif  // PLUGINS_SPI_SPIPLUGIN_H_