【2012年终总结】之四 获得CPU信息，剪贴板

//getCPUNumber.cpp

//用来存储信息
DWORD deax;
DWORD debx;
DWORD decx;
DWORD dedx;

void ExeCPUID(DWORD veax)//初始化CPU
{
    __asm
    {
        mov eax,veax
            cpuid
            mov deax,eax
            mov debx,ebx
            mov decx,ecx
            mov dedx,edx
    }
}

long GetCPUFreq()//获取CPU频率,单位: MHZ
{
    int start1,start2;
    _asm rdtsc
        _asm mov start1,eax
        Sleep(50);
    _asm rdtsc
        _asm mov start2,eax
        return (start2-start1)/50000;
}

string GetManID()//获取制造商信息
{
    char ID[25];//存储制造商信息
    memset(ID,0,sizeof(ID));//先清空数组 ID
    ExeCPUID(0);//初始化
    memcpy(ID+0,&debx,4);//制造商信息前四个字符复制到数组
    memcpy(ID+4,&dedx,4);//中间四个
    memcpy(ID+8,&decx,4);//最后四个
    //如果返回 char * ,会出现乱码;故返回 string 值
    return string(ID);
}

string GetCPUType()
{
    const DWORD id = 0x80000002; //从0x80000002开始,到0x80000004结束
    char CPUType[49];//用来存储CPU型号信息
    memset(CPUType,0,sizeof(CPUType));//初始化数组

    for(DWORD t = 0 ; t < 3 ; t++ )
    {
        ExeCPUID(id+t);
        //每次循环结束,保存信息到数组
        memcpy(CPUType+16*t+ 0,&deax,4);
        memcpy(CPUType+16*t+ 4,&debx,4);
        memcpy(CPUType+16*t+ 8,&decx,4);
        memcpy(CPUType+16*t+12,&dedx,4);
    }

    return string(CPUType);
}


CString GetMac_SN()
{ 
    unsigned long s1,s2;
    CString str;

    __asm
    {
        mov eax,0x01
            xor edx,edx
            cpuid
            mov s1,edx
            mov s2,eax
    } 
    
    str.Format(_T("%08X%08X"), s1, s2); 

    return str;
}

//使用上面的函数

void CgetCPUNumberDlg::OnBnClickedButton2()
{
    // TODO: 在此添加控件通知处理程序代码;

    CString strCPUID = GetMac_SN();

    CEdit* pEdit = (CEdit*)GetDlgItem(IDC_EDIT1);
    pEdit->SetWindowText(strCPUID); 

    CEdit* pEdit2 = (CEdit*)GetDlgItem(IDC_EDIT2);

    long nFreq = GetCPUFreq();      //主频;
    string strMaker = GetManID();   //制造商;
    string strModel = GetCPUType(); //型号;

    CString str("本机CPU信息如下:\r\n\r\n");
    CString strTemp;
    strTemp.Format(_T("%d"), nFreq);

    str += "主频:";
    str += strTemp;

    str += "\r\n\r\n";
    str += "制造商:";
    str += CString(strMaker.c_str());

    str += "\r\n\r\n";
    str += "型号:";
    str += CString(strModel.c_str());


    pEdit2->SetWindowText(str);

}

//复制到剪贴板

void CgetCPUNumberDlg::OnBnClickedButton1()
{
    // TODO: 在此添加控件通知处理程序代码;

    BOOL ret = OpenClipboard();
    if (ret != TRUE)
    {
        AfxMessageBox(_T("打开剪贴板失败！"));
        return;
    }

    EmptyClipboard();

    HGLOBAL hMem = GlobalAlloc(GMEM_MOVEABLE, 1024);

    LPVOID pMem = GlobalLock(hMem);

    char* pBuf = (char*)pMem;

    CString strCPUID;
    GetDlgItemText(IDC_EDIT1, strCPUID);

    int i = 0;
    int len = strCPUID.GetLength();
    char chArray[1024] = {0}; 

    for (i = 0; i < len; ++ i )
    {
        chArray[i] = strCPUID.GetAt(i);
    }
    chArray[i] = '\0';

    strcpy_s(pBuf, (len + 1) * sizeof(char), chArray);  //把EDIT控件中的数据拷贝至指针指向的内存区域;

    GlobalUnlock(hMem);


    HANDLE hClipboard = SetClipboardData(CF_TEXT, hMem);

    CloseClipboard();
}