/*
 * SystemBackendProc.h
 *
 * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation, either version 3 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef MAD_MODULES_SYSTEMBACKENDPROC_SYSTEMBACKENDPROC_H_
#define MAD_MODULES_SYSTEMBACKENDPROC_SYSTEMBACKENDPROC_H_

#include <Common/SystemBackend.h>
#include <Common/Application.h>

#include <fstream>

namespace Mad {
namespace Modules {
namespace SystemBackendProc {

class SystemBackendProc : public Common::SystemBackend {
  private:
    Common::Application *application;

    std::ifstream uptimeFile;
    std::ifstream meminfoFile;
    std::ifstream loadFile;

  protected:
    virtual void getUptimeInfo(unsigned long *uptime, unsigned long *idleTime) throw(Core::Exception);
    virtual void getMemoryInfo(unsigned long *totalMem, unsigned long *freeMem, unsigned long *totalSwap, unsigned long *freeSwap) throw(Core::Exception);
    virtual void getLoadInfo(unsigned long *currentLoad, unsigned long *nProcesses, float *loadAvg1, float *loadAvg5, float *loadAvg15) throw(Core::Exception);

  public:
    SystemBackendProc(Common::Application *application0) : application(application0), uptimeFile("/proc/uptime"), meminfoFile("/proc/meminfo"), loadFile("/proc/loadavg") {}
};

}
}
}

#endif /* MAD_MODULES_SYSTEMBACKENDPROC_SYSTEMBACKENDPROC_H_ */