int __cdecl main(int argc, char **argv)
{
	int y1[2];
	int t = 0;
	t = g("10.2.3.98", "Win32_PerfRawData_PerfOS_Processor", "PercentProcessorTime", "TimeStamp_Sys100NS");
	y1[0] = result2[0];
	y1[1] = result2[1];
	
	result2[0] = 0;
	result2[1] = 0;

	Sleep(1000);

	int y2[2];
	int t2 = 0;
	t2 = g("10.2.3.98", "Win32_PerfRawData_PerfOS_Processor", "PercentProcessorTime", "TimeStamp_Sys100NS");
	y2[0] = result2[0];
	y2[1] = result2[1];

	result2[0] = 0;
	result2[1] = 0;

	double percentUsingProcessor = 0;
	//percentUsingProcessor = 1 -((y2[0]-y1[0])/(y2[1]-y1[1]));
	//percentUsingProcessor =  (1 - ((y2[0] - y1[0]) / (y2[1] - y1[1]))) * 100;
	percentUsingProcessor =  ((double)1 - (((double)y2[0] - (double)y1[0]) / ((double)y2[1] - (double)y1[1]))) * (double)100;
	
	cout << y1[0] << endl;
	cout << y1[1] << endl;
	cout << y2[0] - y1[0] << endl;
	cout << y2[1] - y1[1] << endl;
	cout << ceil(percentUsingProcessor) << endl;

	cout << "==End==" << endl;

	y1[0] = 0;
	y1[1] = 0;
	y2[0] = 0;
	y2[1] = 0;

	Sleep(600000);

	return 0;
}

#define _WIN32_DCOM
#define UNICODE
#include <iostream>
using namespace std;
#include <comdef.h>
#include <Wbemidl.h>
# pragma comment(lib, "wbemuuid.lib")
# pragma comment(lib, "credui.lib")
# pragma comment(lib, "comsuppw.lib")
#include <wincred.h>
#include <strsafe.h>
#include <math.h>
#include <cmath>

int result2[2];

int g(char* ipAddress, char* tableName, char* parameterName, char* parameterName2)
{
	 HRESULT hres;

    // Step 1: --------------------------------------------------
    // Initialize COM. ------------------------------------------

	hres =  CoInitializeEx(0, COINIT_MULTITHREADED); 
    if (FAILED(hres))
    {
        cout << "Failed to initialize COM library. Error code = 0x" << hex << hres << endl;
        return 1;                  // Program has failed.
    }

    // Step 2: --------------------------------------------------
    // Set general COM security levels --------------------------

    hres =  CoInitializeSecurity(
        NULL, 
        -1,                          // COM authentication
        NULL,                        // Authentication services
        NULL,                        // Reserved
        RPC_C_AUTHN_LEVEL_DEFAULT,   // Default authentication 
        RPC_C_IMP_LEVEL_IDENTIFY,    // Default Impersonation  
        NULL,                        // Authentication info
        EOAC_NONE,                   // Additional capabilities 
        NULL                         // Reserved
        );

                      
    if (FAILED(hres))
    {
        cout << "Failed to initialize security. Error code = 0x" << hex << hres << endl;
        CoUninitialize();
        return 1;                    // Program has failed.
    }
    
    // Step 3: ---------------------------------------------------
    // Obtain the initial locator to WMI -------------------------

    IWbemLocator *pLoc = NULL;

    hres = CoCreateInstance(
        CLSID_WbemLocator,             
        0, 
        CLSCTX_INPROC_SERVER, 
        IID_IWbemLocator, (LPVOID *) &pLoc);
 
    if (FAILED(hres))
    {
        cout << "Failed to create IWbemLocator object." << " Err code = 0x" << hex << hres << endl;
        CoUninitialize();
        return 1;                 // Program has failed.
    }

    // Step 4: -----------------------------------------------------
    // Connect to WMI through the IWbemLocator::ConnectServer method

    IWbemServices *pSvc = NULL;

    // Get the user name and password for the remote computer
    CREDUI_INFO cui;
    bool useToken = false;
    bool useNTLM = true;
    wchar_t pszName[CREDUI_MAX_USERNAME_LENGTH+1] = {0};
    wchar_t pszPwd[CREDUI_MAX_PASSWORD_LENGTH+1] = {0};
    wchar_t pszDomain[CREDUI_MAX_USERNAME_LENGTH+1];
    wchar_t pszUserName[CREDUI_MAX_USERNAME_LENGTH+1];
    wchar_t pszAuthority[CREDUI_MAX_USERNAME_LENGTH+1];
    BOOL fSave;
    DWORD dwErr;

    memset(&cui,0,sizeof(CREDUI_INFO));
    cui.cbSize = sizeof(CREDUI_INFO);
    cui.hwndParent = NULL;
    // Ensure that MessageText and CaptionText identify
    // what credentials to use and which application requires them.
    //cui.pszMessageText = TEXT("Press cancel to use process token");
    //cui.pszCaptionText = TEXT("Enter Account Information");
    cui.hbmBanner = NULL;
    fSave = FALSE;

    //dwErr = CredUIPromptForCredentials( 
    //    &cui,                             // CREDUI_INFO structure
    //    TEXT(""),                         // Target for credentials
    //    NULL,                             // Reserved
    //    0,                                // Reason
    //    pszName,                          // User name
    //    CREDUI_MAX_USERNAME_LENGTH+1,     // Max number for user name
    //    pszPwd,                           // Password
    //    CREDUI_MAX_PASSWORD_LENGTH+1,     // Max number for password
    //    &fSave,                           // State of save check box
    //    CREDUI_FLAGS_GENERIC_CREDENTIALS |// flags
    //    CREDUI_FLAGS_ALWAYS_SHOW_UI |
    //    CREDUI_FLAGS_DO_NOT_PERSIST);  

    //if(dwErr == ERROR_CANCELLED)
    //{
    //    useToken = true;
    //}
    //else if (dwErr)
    //{
    //    cout << "Did not get credentials " << dwErr << endl;
    //    pLoc->Release();     
    //    CoUninitialize();
    //    return 1;      
    //}

    // change the computerName strings below to the full computer name
    // of the remote computer
    if(!useNTLM)
    {
        StringCchPrintf(pszAuthority, CREDUI_MAX_USERNAME_LENGTH+1, L"kERBEROS:%s", L"COMPUTERNAME");
    }

    // Connect to the remote root\cimv2 namespace
    // and obtain pointer pSvc to make IWbemServices calls.
    //---------------------------------------------------------

	char computerName[50];
	char* var1;
	char* var2;
	var1 = "\\\\";
	var2 = "\\root\\cimv2";
	sprintf(computerName, "%s%s%s", var1, ipAddress, var2);
   
    hres = pLoc->ConnectServer(
		_bstr_t(computerName),
        //_bstr_t(L"\\\\10.2.3.98\\root\\cimv2"),
        NULL,    // User name
		NULL,     // User password
		//_bstr_t(useToken?NULL:pszName),    // User name
        //_bstr_t(useToken?NULL:pszPwd),     // User password
        NULL,                              // Locale             
        NULL,                              // Security flags
        _bstr_t(useNTLM?NULL:pszAuthority),// Authority        
        NULL,                              // Context object 
        &pSvc                              // IWbemServices proxy
        );
    
    if (FAILED(hres))
    {
        cout << "Could not connect. Error code = 0x" << hex << hres << endl;
        pLoc->Release();     
        CoUninitialize();
        return 1;                // Program has failed.
    }

    //cout << "Connected to ROOT\\CIMV2 WMI namespace" << endl;


    // step 5: --------------------------------------------------
    // Create COAUTHIDENTITY that can be used for setting security on proxy

    /*COAUTHIDENTITY *userAcct =  NULL ;
    COAUTHIDENTITY authIdent;

    if( !useToken )
    {
        memset(&authIdent, 0, sizeof(COAUTHIDENTITY));
        authIdent.PasswordLength = wcslen (pszPwd);
        authIdent.Password = (USHORT*)pszPwd;

        LPWSTR slash = wcschr (pszName, L'\\');
        if( slash == NULL )
        {
            cout << "Could not create Auth identity. No domain specified\n" ;
            pSvc->Release();
            pLoc->Release();     
            CoUninitialize();
            return 1;               // Program has failed.
        }

        StringCchCopy(pszUserName, CREDUI_MAX_USERNAME_LENGTH+1, slash+1);
        authIdent.User = (USHORT*)pszUserName;
        authIdent.UserLength = wcslen(pszUserName);

        StringCchCopyN(pszDomain, CREDUI_MAX_USERNAME_LENGTH+1, pszName, slash - pszName);
        authIdent.Domain = (USHORT*)pszDomain;
        authIdent.DomainLength = slash - pszName;
        authIdent.Flags = SEC_WINNT_AUTH_IDENTITY_UNICODE;

        userAcct = &authIdent;

    }
	*/
    // Step 6: --------------------------------------------------
    // Set security levels on a WMI connection ------------------

    hres = CoSetProxyBlanket(
       pSvc,                           // Indicates the proxy to set
       RPC_C_AUTHN_DEFAULT,            // RPC_C_AUTHN_xxx
       RPC_C_AUTHZ_DEFAULT,            // RPC_C_AUTHZ_xxx
       COLE_DEFAULT_PRINCIPAL,         // Server principal name 
       RPC_C_AUTHN_LEVEL_PKT_PRIVACY,  // RPC_C_AUTHN_LEVEL_xxx 
       RPC_C_IMP_LEVEL_IMPERSONATE,    // RPC_C_IMP_LEVEL_xxx
       NULL,                       // client identity
       EOAC_NONE                       // proxy capabilities 
    );

    if (FAILED(hres))
    {
        cout << "Could not set proxy blanket. Error code = 0x" << hex << hres << endl;
        pSvc->Release();
        pLoc->Release();     
        CoUninitialize();
        return 1;               // Program has failed.
    }

	// 1 result
    // Step 7: --------------------------------------------------
    // Use the IWbemServices pointer to make requests of WMI ----

    // For example, get the name of the operating system
	char selectValue[200];
	char* select1;
	char* select2;
	select1 = "Select * from ";
	select2 = " where Name = '_Total'";
	sprintf(selectValue, "%s%s%s", select1, tableName, select2);


    IEnumWbemClassObject* pEnumerator = NULL;
    hres = pSvc->ExecQuery(
        bstr_t("WQL"), 
		bstr_t(selectValue),
        WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, 
        NULL,
        &pEnumerator);
    
    if (FAILED(hres))
    {
        cout << "Query for operating system name failed." << " Error code = 0x" << hex << hres << endl;
        pSvc->Release();
        pLoc->Release();
        CoUninitialize();
        return 1;               // Program has failed.
    }

    // Step 8: -------------------------------------------------
    // Secure the enumerator proxy
    hres = CoSetProxyBlanket(
        pEnumerator,                    // Indicates the proxy to set
        RPC_C_AUTHN_DEFAULT,            // RPC_C_AUTHN_xxx
        RPC_C_AUTHZ_DEFAULT,            // RPC_C_AUTHZ_xxx
        COLE_DEFAULT_PRINCIPAL,         // Server principal name 
        RPC_C_AUTHN_LEVEL_PKT_PRIVACY,  // RPC_C_AUTHN_LEVEL_xxx 
        RPC_C_IMP_LEVEL_IMPERSONATE,    // RPC_C_IMP_LEVEL_xxx
        NULL,                       // client identity
        EOAC_NONE                       // proxy capabilities 
        );

    if (FAILED(hres))
    {
        cout << "Could not set proxy blanket on enumerator. Error code = 0x" << hex << hres << endl;
        pEnumerator->Release();
        pSvc->Release();
        pLoc->Release();     
        CoUninitialize();
        return 1;               // Program has failed.
    }

    // When you have finished using the credentials,
    // erase them from memory.
    SecureZeroMemory(pszName, sizeof(pszName));
    SecureZeroMemory(pszPwd, sizeof(pszPwd));
    SecureZeroMemory(pszUserName, sizeof(pszUserName));
    SecureZeroMemory(pszDomain, sizeof(pszDomain));


    // Step 9: -------------------------------------------------
    // Get the data from the query in step 7 -------------------
 
    IWbemClassObject *pclsObj = NULL;
    ULONG uReturn = 0;

    while (pEnumerator)
    {
        HRESULT hr = pEnumerator->Next(WBEM_INFINITE, 1, &pclsObj, &uReturn);

        if(0 == uReturn)
        {
            break;
        }

        VARIANT vtProp;

        // Get the value of the Name property
        hr = pclsObj->Get(L"PercentProcessorTime", 0, &vtProp, 0, 0);
		result2[0] = vtProp.intVal;
		VariantClear(&vtProp);

		// Get the value of the Name property
        hr = pclsObj->Get(L"TimeStamp_Sys100NS", 0, &vtProp, 0, 0);
		result2[1] = vtProp.intVal;
		VariantClear(&vtProp);

        pclsObj->Release();
        pclsObj = NULL;
    }

    // Cleanup
    // ========
    
    pSvc->Release();
    pLoc->Release();
    pEnumerator->Release();
    if( pclsObj )
    {
        pclsObj->Release();
    }
    
    CoUninitialize();
	wcout << " Result Value : " << result2[0] << endl;
	wcout << " Result Value : " << result2[1] << endl;

    return 0;   // Program successfully completed.
}


int __cdecl main(int argc, char **argv)
{
	int y1[2];
	int t = 0;
	t = g("10.2.3.98", "Win32_PerfRawData_PerfOS_Processor", "PercentProcessorTime", "TimeStamp_Sys100NS");
	y1[0] = result2[0];
	y1[1] = result2[1];
	
	result2[0] = 0;
	result2[1] = 0;

	Sleep(1000);

	int y2[2];
	int t2 = 0;
	t2 = g("10.2.3.98", "Win32_PerfRawData_PerfOS_Processor", "PercentProcessorTime", "TimeStamp_Sys100NS");
	y2[0] = result2[0];
	y2[1] = result2[1];

	result2[0] = 0;
	result2[1] = 0;

	double percentUsingProcessor = 0;
	//percentUsingProcessor = 1 -((y2[0]-y1[0])/(y2[1]-y1[1]));
	//percentUsingProcessor =  (1 - ((y2[0] - y1[0]) / (y2[1] - y1[1]))) * 100;
	percentUsingProcessor =  ((double)1 - (((double)y2[0] - (double)y1[0]) / ((double)y2[1] - (double)y1[1]))) * (double)100;
	
	cout << y1[0] << endl;
	cout << y1[1] << endl;
	cout << y2[0] << endl;
	cout << y2[1] << endl;
	cout << ceil(percentUsingProcessor) << endl;

	cout << "==End==" << endl;

	y1[0] = 0;
	y1[1] = 0;
	y2[0] = 0;
	y2[1] = 0;

	Sleep(6000);

	return 0;
}