src/apps/activitymonitor/SystemInfo.h

   1 /*
   2  * Copyright 2008, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef SYSTEM_INFO_H
   6 #define SYSTEM_INFO_H
   7
   8
   9 #include <OS.h>
  10
  11 #include <system_info.h>
  12
  13
  14 class SystemInfoHandler;
  15
  16
  17 class SystemInfo {
  18 public:
  19                                                 SystemInfo(SystemInfoHandler* handler = NULL);
  20                                                 ~SystemInfo();
  21
  22                         uint64          CachedMemory() const;
  23                         uint64          BlockCacheMemory() const;
  24                         uint64          UsedMemory() const;
  25                         uint64          MaxMemory() const;
  26
  27                         uint32          PageFaults() const;
  28
  29                         uint64          MaxSwapSpace() const;
  30                         uint64          UsedSwapSpace() const;
  31
  32                         uint32          UsedSemaphores() const;
  33                         uint32          MaxSemaphores() const;
  34
  35                         uint32          UsedPorts() const;
  36                         uint32          MaxPorts() const;
  37
  38                         uint32          UsedThreads() const;
  39                         uint32          MaxThreads() const;
  40
  41                         uint32          UsedTeams() const;
  42                         uint32          MaxTeams() const;
  43
  44                         bigtime_t       Time() const { return fTime; }
  45                         uint32          CPUCount() const { return fSystemInfo.cpu_count; }
  46                         bigtime_t       CPUActiveTime(uint32 cpu) const
  47                                                         { return fCPUInfos[cpu].active_time; }
  48                         const system_info& Info() const { return fSystemInfo; }
  49
  50                         uint64          NetworkReceived();
  51                         uint64          NetworkSent();
  52
  53                         uint32          UsedRunningApps() const;
  54                         uint32          MaxRunningApps() const;
  55
  56                         uint32          ClipboardSize() const;
  57                         uint32          ClipboardTextSize() const;
  58
  59                         uint32          MediaNodes() const;
  60                         uint32          MediaConnections() const;       // UNIMPLEMENTED
  61                         uint32          MediaBuffers() const;           // UNIMPLEMENTED
  62
  63 private:
  64                         void            _RetrieveNetwork();
  65
  66         system_info                     fSystemInfo;
  67         cpu_info*                       fCPUInfos;
  68         bigtime_t                       fTime;
  69         bool                            fRetrievedNetwork;
  70         uint64                          fBytesReceived;
  71         uint64                          fBytesSent;
  72         uint32                          fRunningApps;
  73         uint32                          fClipboardSize;
  74         uint32                          fClipboardTextSize;
  75         uint32                          fMediaNodes;
  76         uint32                          fMediaConnections;
  77         uint32                          fMediaBuffers;
  78 };
  79
  80 #endif  // SYSTEM_INFO_H