Re: identifier not found error, undeclared identifier
Thanks everyone! I do have another question, though.
I made the following changes to the code and now it says
fatal error C1004: unexpected end-of-file found
I'm not quite sure what to do next.
// WMI_test.cpp : Defines the entry point for the console application.
//
//#define _WIN32_WINNT 0x0400
#include "stdafx.h"
#include "wbemidl.h"
#include <comdef.h>
#include <objbase.h>
#if (_WIN32_WINNT >= 0x0400 ) || defined(_WIN32_DCOM) // DCOM
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
void OnButtonGetinfo()
{
// TODO: Add your control notification handler code here
CoInitialize(NULL);
//Security needs to be initialized in XP first and this was the major
problem
//why it was not working in XP.
if(CoInitializeSecurity( NULL,
-1,
NULL,
NULL,
RPC_C_AUTHN_LEVEL_PKT,
RPC_C_IMP_LEVEL_IMPERSONATE,
NULL,
EOAC_NONE,
0
) != S_OK)
return;
IWbemLocator * pIWbemLocator = NULL;
IWbemServices * pWbemServices = NULL;
IEnumWbemClassObject * pEnumObject = NULL;
BSTR bstrNamespace = (L"root\\cimv2");
if(CoCreateInstance (
CLSID_WbemAdministrativeLocator,
NULL ,
CLSCTX_INPROC_SERVER | CLSCTX_LOCAL_SERVER ,
IID_IUnknown ,
( void ** ) & pIWbemLocator
) != S_OK)
return;
if(pIWbemLocator->ConnectServer(
bstrNamespace, // Namespace
NULL, // Userid
NULL, // PW
NULL, // Locale
0, // flags
NULL, // Authority
NULL, // Context
&pWbemServices
) != S_OK)
return;
HRESULT hRes;
BSTR strQuery = (L"Select * from win32_Processor");
BSTR strQL = (L"WQL");
hRes = pWbemServices->ExecQuery(strQL,
strQuery,WBEM_FLAG_RETURN_IMMEDIATELY,NULL,&pEnumObject);
if(hRes != S_OK)
{
printf("Could not execute Query");
return;
}
ULONG uCount = 1, uReturned;
IWbemClassObject * pClassObject = NULL;
hRes = pEnumObject->Reset();
if(hRes != S_OK)
{
printf("Could not Enumerate");
return;
}
hRes = pEnumObject->Next(WBEM_INFINITE,uCount, &pClassObject,
&uReturned);
if(hRes != S_OK)
{
printf("Could not Enumerate");
return;
}
VARIANT v;
BSTR strClassProp = SysAllocString(L"LoadPercentage");
hRes = pClassObject->Get(strClassProp, 0, &v, 0, 0);
if(hRes != S_OK)
{
printf("Could not Get Value");
return;
}
SysFreeString(strClassProp);
_bstr_t bstrPath = &v; //Just to convert BSTR to ANSI
char* strPath=(char*)bstrPath;
if (SUCCEEDED(hRes))
printf(strPath);
else
printf("Error in getting object");
VariantClear( &v );
pIWbemLocator->Release();
pWbemServices->Release();
pEnumObject->Release();
pClassObject->Release();
CoUninitialize();
}
int _tmain(int argc, _TCHAR* argv[])
{
OnButtonGetinfo();
return 0;
}