CPUInfo.h

   1 //
   2 //  CPUInfo.h
   3 //  CPU Usage
   4 //
   5 //  Created by Peter Hosey on 2006-06-21.
   6 //  Copyright 2006 Peter Hosey. All rights reserved.
   7 //
   8 //  Modified by Christopher Bowns, starting 2007-1-1.
   9
  10 #import <Cocoa/Cocoa.h>
  11
  12 #include <mach/mach.h>
  13 #include <mach/processor_info.h>
  14 #include <mach/mach_host.h>
  15
  16 typedef struct cpudata {
  17         double user;
  18         double sys;
  19         double nice;
  20         double idle;
  21 } CPUData, *CPUDataPtr;
  22
  23 @interface CPUInfo : NSObject {
  24         processor_info_array_t lastcpustat;
  25         mach_msg_type_number_t numlastcpustat;
  26         unsigned numCPUs;
  27         float *CPUUsage;
  28         CPUDataPtr cpudata;
  29         int size;
  30         int inptr;
  31         int outptr;
  32 }
  33
  34 - (CPUInfo *)initWithCapacity:(unsigned)numItems;
  35 - (void)refresh;
  36 - (void)startIterate;
  37 - (BOOL)getNext:(CPUDataPtr)ptr;
  38 - (void)getCurrent:(CPUDataPtr)ptr;
  39 - (void)getLast:(CPUDataPtr)ptr;
  40 - (int)getSize;
  41
  42 // - (CPUData)updateCPUUsage;
  43 /*
  44         TODO we're going to want this.
  45 */
  46
  47 @end