cpustats.cpp

一个用vc获取系统硬件信息的例子

//------------------------------------------------------------------------------
// CpuStats.cpp
//    
//   This file contains the CpuStats class. This class is basically a 
//   simple class to hold CPU information with member value accessors 
//   and mutators. It really is used internally by CpuInfo and most
//   clients probably won't be seeing it.
// 
//   Copyright (c) 2001 Paul Wendt [[e-mail]]
// 
#include "CpuStats.h"
using namespace std;

const string CpuStats::VENDOR_INTEL_STR = "GenuineIntel";
const string CpuStats::VENDOR_AMD_STR = "AuthenticAMD";
const string CpuStats::VENDOR_CYRIX_STR = "CyrixInstead";
const string CpuStats::VENDOR_CENTAUR_STR = "CentaurHauls";

CpuStats::CpuStats()
{
   setKnowsCpuId(false);    
   setExtendedFeatures(0);
   setVendorId("Unknown");
}

CpuStats::CpuStats(const CpuStats& source)
{
   assign(source);
}

CpuStats& CpuStats::operator=(const CpuStats& right)
{
   if (this != &right)
   {
      assign(right);
   }

   return (*this);
}

CpuStats::~CpuStats()
{
   // nothing to do yet
}

void CpuStats::setVendorId(const std::string& strVendorId) 
{ 
   m_strVendorId = strVendorId; 
}

CpuStats::e_CPUVENDORS CpuStats::getVendor() const 
{ 
   if (m_strVendorId == VENDOR_INTEL_STR)
   {
      return VENDOR_INTEL;
   }
   else if (m_strVendorId == VENDOR_AMD_STR)
   {
      return VENDOR_AMD;
   }
   else if (m_strVendorId == VENDOR_CYRIX_STR)
   {
      return VENDOR_CYRIX;
   }
   else if (m_strVendorId == VENDOR_CENTAUR_STR)
   {
      return VENDOR_CENTAUR;
   }
   else
   {
      return VENDOR_UNKNOWN;
   }

}

void CpuStats::assign(const CpuStats& source)
{
   setKnowsCpuId(source.getKnowsCpuId());    
   setVendorId(source.getVendorId()); // also sets m_eVendor
   setName(source.getName());
   setExtendedFeatures(source.getExtendedFeatures());
   m_cpuidStats = source.m_cpuidStats;
   m_cacheStats = source.m_cacheStats;
   m_cacheStats2 = source.m_cacheStats2;
}