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+/*
+ * 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 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MAD_MODULES_SYSTEMBACKENDPROC_H_
+#define MAD_MODULES_SYSTEMBACKENDPROC_H_
+
+#include <Common/SystemBackend.h>
+
+#include <fstream>
+
+namespace Mad {
+namespace Modules {
+
+class SystemBackendProc : private Common::SystemBackend {
+ private:
+ static SystemBackendProc *backend;
+
+ std::ifstream uptimeFile;
+ std::ifstream meminfoFile;
+ std::ifstream loadFile;
+
+ SystemBackendProc() : uptimeFile("/proc/uptime"), meminfoFile("/proc/meminfo"), loadFile("/proc/loadavg") {}
+
+ protected:
+ virtual bool getUptimeInfo(const boost::function2<void, unsigned long, unsigned long> &callback);
+ virtual bool getMemoryInfo(const boost::function4<void, unsigned long, unsigned long, unsigned long, unsigned long> &callback);
+ virtual bool getLoadInfo(const boost::function5<void, unsigned long, unsigned long, float, float, float> &callback);
+
+ public:
+ static void registerBackend() {
+ if(backend)
+ return;
+
+ backend = new SystemBackendProc();
+ Common::SystemManager::get()->registerBackend(backend);
+ }
+
+ static void unregisterBackend() {
+ if(!backend)
+ return;
+
+ Common::SystemManager::get()->unregisterBackend(backend);
+ delete backend;
+ backend = 0;
+ }
+};
+
+}
+}
+
+#endif /* MAD_MODULES_SYSTEMBACKENDPROC_H_ */