/*
 * Copyright 2008, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
 * Distributed under the terms of the MIT License.
 */
#ifndef SYSTEM_INFO_H
#define SYSTEM_INFO_H


#include <OS.h>
#include <String.h>

#include <system_info.h>


class SystemInfoHandler;


class SystemInfo {
public:
                                                SystemInfo(SystemInfoHandler* handler = NULL);
                                                ~SystemInfo();

                        uint64          CachedMemory() const;
                        uint64          BlockCacheMemory() const;
                        uint64          UsedMemory() const;
                        uint64          MaxMemory() const;

                        uint32          PageFaults() const;

                        uint64          MaxSwapSpace() const;
                        uint64          UsedSwapSpace() const;

                        uint32          UsedSemaphores() const;
                        uint32          MaxSemaphores() const;

                        uint32          UsedPorts() const;
                        uint32          MaxPorts() const;

                        uint32          UsedThreads() const;
                        uint32          MaxThreads() const;

                        uint32          UsedTeams() const;
                        uint32          MaxTeams() const;

                        bigtime_t       Time() const { return fTime; }
                        uint32          CPUCount() const { return fSystemInfo.cpu_count; }
                        bigtime_t       CPUActiveTime(uint32 cpu) const
                                                        { return fCPUInfos[cpu].active_time; }
                        uint64          CPUCurrentFrequency(uint32 cpu) const
                                                        { return fCPUInfos[cpu].current_frequency; }
                        const system_info& Info() const { return fSystemInfo; }

                        uint64          NetworkReceived();
                        uint64          NetworkSent();

                        uint32          UsedRunningApps() const;
                        uint32          MaxRunningApps() const;

                        uint32          ClipboardSize() const;
                        uint32          ClipboardTextSize() const;

                        uint32          MediaNodes() const;
                        uint32          MediaConnections() const;
                        uint32          MediaBuffers() const;

                        float           Temperature() const { return fTemperature; }
        const   BString&        ThermalZone() const { return fThermalZone; }
private:
                        void            _RetrieveNetwork();

        system_info                     fSystemInfo;
        cpu_info*                       fCPUInfos;
        bigtime_t                       fTime;
        bool                            fRetrievedNetwork;
        uint64                          fBytesReceived;
        uint64                          fBytesSent;
        uint32                          fRunningApps;
        uint32                          fClipboardSize;
        uint32                          fClipboardTextSize;
        uint32                          fMediaNodes;
        uint32                          fMediaConnections;
        uint32                          fMediaBuffers;
        float                           fTemperature;
        BString                         fThermalZone;
};

#endif  // SYSTEM_INFO_H