Example #1
1
// Adapted mostly as-is from http://www.gamedev.net/topic/495075-how-to-retrieve-info-about-videocard/?view=findpost&p=4229170
// so credit goes to that post's author, and in turn, the author of the site mentioned in that post (which seems to be down?).
std::string GetVideoCardDriverVersion() {
	std::string retvalue = "";

	HRESULT hr;
	hr = CoInitializeEx(NULL, COINIT_MULTITHREADED);
	if (FAILED(hr)) {
		return retvalue;
	}

	IWbemLocator *pIWbemLocator = NULL;
	hr = CoCreateInstance(__uuidof(WbemLocator), NULL, CLSCTX_INPROC_SERVER, 
		__uuidof(IWbemLocator), (LPVOID *)&pIWbemLocator);
	if (FAILED(hr)) {
		CoUninitialize();
		return retvalue;
	}

	BSTR bstrServer = SysAllocString(L"\\\\.\\root\\cimv2");
	IWbemServices *pIWbemServices;
	hr = pIWbemLocator->ConnectServer(bstrServer, NULL, NULL, 0L, 0L, NULL,	NULL, &pIWbemServices);
	if (FAILED(hr)) {
		pIWbemLocator->Release();
		SysFreeString(bstrServer);
		CoUninitialize();
		return retvalue;
	}

	hr = CoSetProxyBlanket(pIWbemServices, RPC_C_AUTHN_WINNT, RPC_C_AUTHZ_NONE, 
		NULL, RPC_C_AUTHN_LEVEL_CALL, RPC_C_IMP_LEVEL_IMPERSONATE, NULL,EOAC_DEFAULT);
	
	BSTR bstrWQL = SysAllocString(L"WQL");
	BSTR bstrPath = SysAllocString(L"select * from Win32_VideoController");
	IEnumWbemClassObject* pEnum;
	hr = pIWbemServices->ExecQuery(bstrWQL, bstrPath, WBEM_FLAG_FORWARD_ONLY, NULL, &pEnum);

	ULONG uReturned;
	VARIANT var;
	IWbemClassObject* pObj = NULL;
	if (!FAILED(hr)) {
		hr = pEnum->Next(WBEM_INFINITE, 1, &pObj, &uReturned);
	}

	if (!FAILED(hr) && uReturned) {
		hr = pObj->Get(L"DriverVersion", 0, &var, NULL, NULL);
		if (SUCCEEDED(hr)) {
			char str[MAX_PATH];
			WideCharToMultiByte(CP_ACP, 0, var.bstrVal, -1, str, sizeof(str), NULL, NULL);
			retvalue = str;
		}
	}

	pEnum->Release();
	SysFreeString(bstrPath);
	SysFreeString(bstrWQL);
	pIWbemServices->Release();
	pIWbemLocator->Release();
	SysFreeString(bstrServer);
	CoUninitialize();
	return retvalue;
}
Example #2
0
bool TDBWMI::Initialize(PGLOBAL g)
  {
  if (Init)
    return false;

  // Initialize COM.
  Res = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);

  if (FAILED(Res)) {
    sprintf(g->Message, "Failed to initialize COM library. " 
            "Error code = %p", Res);
    return true;              // Program has failed.
    } // endif Res

  // Obtain the initial locator to Windows Management
  // on a particular host computer.
  IWbemLocator *loc;        // Initial Windows Management locator

  Res = CoCreateInstance(CLSID_WbemLocator, 0,  CLSCTX_INPROC_SERVER, 
                         IID_IWbemLocator, (LPVOID*) &loc);
 
  if (FAILED(Res)) {
    sprintf(g->Message, "Failed to create Locator. " 
                        "Error code = %p", Res);
    CoUninitialize();
    return true;       // Program has failed.
    }  // endif Res

  // Connect to the specified namespace with the
  // current user and obtain pointer to Svc
  // to make IWbemServices calls.
  Res = loc->ConnectServer(_bstr_t(Nspace),
                             NULL, NULL,0, NULL, 0, 0, &Svc);
  
  if (FAILED(Res)) {
    sprintf(g->Message, "Could not connect. Error code = %p", Res); 
    loc->Release();     
    CoUninitialize();
    return true;                // Program has failed.
    }  // endif hres

  loc->Release();                // Not used anymore

  // Set the IWbemServices proxy so that impersonation
  // of the user (client) occurs.
  Res = CoSetProxyBlanket(Svc, RPC_C_AUTHN_WINNT, RPC_C_AUTHZ_NONE, 
                          NULL, RPC_C_AUTHN_LEVEL_CALL,
                          RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE);

  if (FAILED(Res)) {
    sprintf(g->Message, "Could not set proxy. Error code = 0x", Res);
    Svc->Release();
    CoUninitialize();
    return true;               // Program has failed.
    }  // endif Res

  Init = true;
  return false;
  } // end of Initialize
Example #3
0
/*
 *	Solution by: Simon Mourier
 *	From: http://stackoverflow.com/questions/5327203/how-to-access-cpus-heat-sensors
 *
 *	For linking use: Wbemuuid.lib
 *	Running info: application must run under administrator privileges!
 */
double SystemInfo::DiagnosticMgr::getCpuTemp()
{
	LONG result;
	LPLONG pTemperature = &result;
	*pTemperature = -1;
	HRESULT ci = CoInitialize(NULL); // needs comdef.h
	HRESULT hr = CoInitializeSecurity(NULL, -1, NULL, NULL,
		RPC_C_AUTHN_LEVEL_DEFAULT, RPC_C_IMP_LEVEL_IMPERSONATE,
		NULL, EOAC_NONE, NULL);
	if (SUCCEEDED(hr))
	{
		IWbemLocator *pLocator; // needs Wbemidl.h & Wbemuuid.lib
		hr = CoCreateInstance(CLSID_WbemAdministrativeLocator, NULL, CLSCTX_INPROC_SERVER , IID_IWbemLocator, (LPVOID*)&pLocator);
		if (SUCCEEDED(hr))
		{
			IWbemServices *pServices;
			BSTR ns = SysAllocString(L"root\\WMI");
			hr = pLocator->ConnectServer(ns, NULL, NULL, NULL, 0, NULL, NULL, &pServices);
			pLocator->Release();
			SysFreeString(ns);
			if (SUCCEEDED(hr))
			{
				BSTR query = SysAllocString(L"SELECT * FROM MSAcpi_ThermalZoneTemperature");
				BSTR wql = SysAllocString(L"WQL");
				IEnumWbemClassObject *pEnum;
				hr = pServices->ExecQuery(wql, query, WBEM_FLAG_RETURN_IMMEDIATELY | WBEM_FLAG_FORWARD_ONLY, NULL, &pEnum);
				SysFreeString(wql);
				SysFreeString(query);
				pServices->Release();
				if (SUCCEEDED(hr))
				{
					IWbemClassObject *pObject;
					ULONG returned;
					hr = pEnum->Next(-1, 1, &pObject, &returned);
					pEnum->Release();
					if (SUCCEEDED(hr))
					{
						BSTR temp = SysAllocString(L"CurrentTemperature");
						VARIANT v;
						VariantInit(&v);
						hr = pObject->Get(temp, 0, &v, NULL, NULL);
						pObject->Release();
						SysFreeString(temp);
						if (SUCCEEDED(hr))
						{
							*pTemperature = V_I4(&v);
						}
						VariantClear(&v);
					}
				}
			}
			if (ci == S_OK)
			{
				CoUninitialize();
			}
		}
	}
	double tempInTensOfKelvins = (double)*pTemperature;
	return (tempInTensOfKelvins > 0.0) ? ((double)*pTemperature / 10.0) - 273.15 : 0.0;
}
Example #4
0
/*
Check VMWare bios using WMI 
*/
BOOL vmware_wmi()
{
	IWbemServices *pSvc = NULL;
	IWbemLocator *pLoc = NULL;
	IEnumWbemClassObject* pEnumerator = NULL;
	BOOL bStatus = FALSE;
	HRESULT hr;

	// Init WMI
	bStatus = InitWMI(&pSvc, &pLoc);

	if (bStatus)
	{
		// If success, execute the desired query
		bStatus = ExecWMIQuery(&pSvc, &pLoc, &pEnumerator, _T("SELECT * FROM Win32_PnPEntity"));
		if (bStatus)
		{
			// Get the data from the query
			IWbemClassObject *pclsObj = NULL;
			ULONG uReturn = 0;
			VARIANT vtProp;

			while (pEnumerator)
			{
				hr = pEnumerator->Next(WBEM_INFINITE, 1, &pclsObj, &uReturn);
				if (0 == uReturn)
					break;


				// Get the value of the Name property
				hr = pclsObj->Get(_T("DeviceId"), 0, &vtProp, 0, 0);
				//_tprintf(_T("DeviceId : %s"), vtProp.bstrVal);

				// release the current result object
				VariantClear(&vtProp);
				pclsObj->Release();

			}
		}
	}

	// Cleanup
	pSvc->Release();
	pLoc->Release();
	pEnumerator->Release();
	CoUninitialize();

	return TRUE;

}
Example #5
0
HRESULT WMI::Open(LPCTSTR machine, LPCTSTR user, LPCTSTR pass)
{
    IWbemLocator *locator;
    wchar_t path[MAX_PATH];

    if (wbem) {
        result = S_OK;
        return result;
    }

    result =
        CoInitializeSecurity(NULL,                        //Security Descriptor
                             -1,                          //COM authentication
                             NULL,                        //Authentication services
                             NULL,                        //Reserved
                             RPC_C_AUTHN_LEVEL_DEFAULT,   //Default authentication
                             RPC_C_IMP_LEVEL_IMPERSONATE, //Default Impersonation
                             NULL,                        //Authentication info
                             EOAC_NONE,                   //Additional capabilities
                             NULL);                       //Reserved

    result = CoCreateInstance(CLSID_WbemLocator,
                              NULL, /* IUnknown */
                              CLSCTX_INPROC_SERVER,
                              IID_IWbemLocator,
                              (LPVOID *)&locator);

    if (FAILED(result)) {
        return result;
    }

    if (machine == NULL) {
        machine = L".";
    }

    wsprintf(path, L"\\\\%S\\ROOT\\CIMV2", machine);

    result = locator->ConnectServer(bstr_t(path), //Object path of WMI namespace
                                    bstr_t(user), //User name. NULL = current user
                                    bstr_t(pass), //User password. NULL = current
                                    NULL,         //Locale. NULL indicates current
                                    0,            //Security flags
                                    NULL,         //Authority (e.g. Kerberos)
                                    NULL,         //Context object
                                    &wbem);       //pointer to IWbemServices proxy

    locator->Release();

    return result;
}
Example #6
0
HRESULT CConsumer::ConnectToETWNameSpace(BSTR bstrNameSpace)
{
	HRESULT hr = S_OK;
	IWbemLocator *pLocator = NULL;
	hr = CoInitialize(0);
	hr = CoCreateInstance(__uuidof(WbemLocator), 
		0,
		CLSCTX_INPROC_SERVER,
		__uuidof(IWbemLocator),
		(LPVOID*) &pLocator);

	if(FAILED(hr))
	{
		wprintf(L"CoCreateInstance failed with 0x%x\r\n", hr);
		goto cleanup;
	}

	hr = pLocator->ConnectServer(bstrNameSpace,
		NULL,NULL,NULL,0L,NULL,NULL,&g_pServices);

	if(FAILED(hr))
	{
		wprintf(L"Connect toServer Failed with 0x%x\r\n",hr);
		goto cleanup;
	}

	hr = CoSetProxyBlanket(g_pServices,
		RPC_C_AUTHN_WINNT,RPC_C_AUTHN_NONE,
		NULL,
		RPC_C_AUTHN_LEVEL_PKT, RPC_C_IMP_LEVEL_IMPERSONATE,
		NULL, EOAC_NONE);

	if(FAILED(hr))
	{
		wprintf(L"CoSetProxBlanket Failed with 0x%x\r\n", hr);
		g_pServices->Release();
		g_pServices = NULL;
	}

cleanup:
	if(pLocator)
		pLocator->Release();

	return hr;
}
// Connect to specified namespace in WMI
HRESULT WpcuWmiConnect(PCWSTR pcszWpcNamespace, IWbemServices** ppiWmiServices)
{

    HRESULT hr = E_INVALIDARG;

    if (pcszWpcNamespace && ppiWmiServices)
    {
        // Obtain the initial locator to WMI
        IWbemLocator* pLocator = NULL;
        hr = CoCreateInstance(CLSID_WbemLocator, 0, CLSCTX_INPROC_SERVER, 
            IID_IWbemLocator, (LPVOID *) &pLocator);
        // Set up to connect to the WPC namespace in WMI on the local machine
        if (SUCCEEDED(hr))
        {
            BSTR bstrWpcNamespace = SysAllocString(pcszWpcNamespace);

            if (bstrWpcNamespace == NULL)
            {
                hr = E_OUTOFMEMORY;
            }
            else
            {
                // Connect to the specified namespace with
                // the current user and obtain pointer
                // to make IWbemServices calls.
                hr = pLocator->ConnectServer(
                     bstrWpcNamespace,        // Object path of WMI namespace
                     NULL,                    // User name. NULL = current user
                     NULL,                    // User password. NULL = current
                     NULL,                    // Locale. NULL indicates current
                     NULL,                    // Security flags.
                     0,                       // Authority (e.g. Kerberos)
                     NULL,                    // Context object 
                     ppiWmiServices            // pointer to IWbemServices proxy
                     );

                SysFreeString(bstrWpcNamespace);
            }
            pLocator->Release();
        }
    }

    return(hr);
}
Example #8
0
int main(int argc, char **argv)
{
    HRESULT hres;

    // 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.
    }

    // Initialize
    hres =  CoInitializeSecurity(
        NULL,
        -1,      // COM negotiates service
        NULL,    // Authentication services
        NULL,    // Reserved
        RPC_C_AUTHN_LEVEL_DEFAULT,    // authentication
        RPC_C_IMP_LEVEL_IMPERSONATE,  // 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.
    }

    // Obtain the initial locator to Windows Management
    // on a particular host computer.
    IWbemLocator *pLoc = 0;

    hres = CoCreateInstance(
        CLSID_WbemLocator,
        0,
        CLSCTX_INPROC_SERVER,
        IID_IWbemLocator, (LPVOID *) &pLoc);

    if (FAILED(hres))
    {
        cout << "Failed to create IWbemLocator object. "
            << "Error code = 0x"
            << hex << hres << endl;
        CoUninitialize();
        return 1;       // Program has failed.
    }

    IWbemServices *pSvc = 0;

    // Connect to the root\cimv2 namespace with the
    // current user and obtain pointer pSvc
    // to make IWbemServices calls.

    hres = pLoc->ConnectServer(
        _bstr_t(L"ROOT\\CIMV2"), // WMI namespace
        NULL,                    // User name
        NULL,                    // User password
        0,                       // Locale
        NULL,                    // Security flags
        0,                       // Authority
        0,                       // 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;

    // Set the IWbemServices proxy so that impersonation
    // of the user (client) occurs.
    hres = CoSetProxyBlanket(

       pSvc,                         // the proxy to set
       RPC_C_AUTHN_WINNT,            // authentication service
       RPC_C_AUTHZ_NONE,             // authorization service
       NULL,                         // Server principal name
       RPC_C_AUTHN_LEVEL_CALL,       // authentication level
       RPC_C_IMP_LEVEL_IMPERSONATE,  // impersonation level
       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.
    }


    // Use the IWbemServices pointer to make requests of WMI.
    // Make requests here:

    // For example, query for all the running processes
    IEnumWbemClassObject* pEnumerator = NULL;
    hres = pSvc->ExecQuery(
        bstr_t("WQL"),
        bstr_t("SELECT * FROM Win32_Process"),
        WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
        NULL,
        &pEnumerator);

    if (FAILED(hres))
    {
        cout << "Query for processes failed. "
             << "Error code = 0x"
             << hex << hres << endl;
        pSvc->Release();
        pLoc->Release();
        CoUninitialize();
        return 1;               // Program has failed.
    }
    else
    {
        IWbemClassObject *pclsObj;
        ULONG uReturn = 0;

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

            if(0 == uReturn)
            {
                break;
            }

            VARIANT vtProp;

            // Get the value of the Name property
            hres = pclsObj->Get(L"Name", 0, &vtProp, 0, 0);
            wcout << "Process Name : " << vtProp.bstrVal << endl;
            VariantClear(&vtProp);
        }

    }

    // Cleanup
    // ========
    pSvc->Release();
    pLoc->Release();
    CoUninitialize();

    return 0;   // Program successfully completed.
}
Example #9
0
JSON* GetSystemSpecs() {
  JSON* specs = JSON::CreateObject();
  HRESULT hres;

  IWbemLocator* pLoc = NULL;

  hres = CoCreateInstance(
      CLSID_WbemLocator, 0, CLSCTX_INPROC_SERVER, IID_IWbemLocator, (LPVOID*)&pLoc);

  if (FAILED(hres)) {
    return specs; // Program has failed.
  }

  IWbemServices* pSvc = NULL;

  // Connect to the root\cimv2 namespace with
  // the current user and obtain pointer pSvc
  // to make IWbemServices calls.
  hres = pLoc->ConnectServer(
      _bstr_t(L"ROOT\\CIMV2"), // Object path of WMI namespace
      NULL, // User name. NULL = current user
      NULL, // User password. NULL = current
      0, // Locale. NULL indicates current
      NULL, // Security flags.
      0, // Authority (for example, Kerberos)
      0, // Context object
      &pSvc // pointer to IWbemServices proxy
  );

  if (FAILED(hres)) {
    pLoc->Release();
    return specs; // Program has failed.
  }

  hres = CoSetProxyBlanket(
      pSvc, // Indicates the proxy to set
      RPC_C_AUTHN_WINNT, // RPC_C_AUTHN_xxx
      RPC_C_AUTHZ_NONE, // RPC_C_AUTHZ_xxx
      NULL, // Server principal name
      RPC_C_AUTHN_LEVEL_CALL, // 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)) {
    pSvc->Release();
    pLoc->Release();
    return specs; // Program has failed.
  }

  IEnumWbemClassObject* pEnumerator = NULL;
  hres = pSvc->ExecQuery(
      bstr_t("WQL"),
      bstr_t("SELECT Caption FROM Win32_OperatingSystem"),
      WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
      NULL,
      &pEnumerator);

  if (FAILED(hres)) {
    pSvc->Release();
    pLoc->Release();
    return specs; // Program has failed.
  }

  IWbemClassObject* pclsObj;
  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"Caption", 0, &vtProp, 0, 0);
    specs->AddStringItem("Operating System", WCHAR_TO_OVR_STRING(vtProp.bstrVal));
    VariantClear(&vtProp);

    pclsObj->Release();
  }
  pEnumerator = NULL;
  hres = pSvc->ExecQuery(
      bstr_t("WQL"),
      bstr_t("SELECT Name FROM Win32_processor"),
      WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
      NULL,
      &pEnumerator);

  if (FAILED(hres)) {
    pSvc->Release();
    pLoc->Release();
    return specs; // Program has failed.
  }

  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"Name", 0, &vtProp, 0, 0);
    specs->AddStringItem("Processor", WCHAR_TO_OVR_STRING(vtProp.bstrVal));
    VariantClear(&vtProp);

    pclsObj->Release();
  }

  pEnumerator = NULL;
  hres = pSvc->ExecQuery(
      bstr_t("WQL"),
      bstr_t(
          "SELECT Name , AdapterRam, DriverVersion, VideoModeDescription FROM Win32_VideoController"),
      WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
      NULL,
      &pEnumerator);

  if (FAILED(hres)) {
    pSvc->Release();
    pLoc->Release();
    return specs; // Program has failed.
  }

  JSON* graphicsadapters = JSON::CreateArray();

  uReturn = 0;
  while (pEnumerator) {
    JSON* graphicscard = JSON::CreateObject();
    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"Name", 0, &vtProp, 0, 0);
    graphicscard->AddStringItem("Name", WCHAR_TO_OVR_STRING(vtProp.bstrVal));
    VariantClear(&vtProp);

    // Get the value of the Name property
    hr = pclsObj->Get(L"AdapterRam", 0, &vtProp, 0, 0);
    uint32_t capacity = vtProp.uintVal;
    graphicscard->AddNumberItem("Video Controller RAM (MB)", capacity / 1048576);
    VariantClear(&vtProp);

    // get driver version
    hr = pclsObj->Get(L"DriverVersion", 0, &vtProp, 0, 0);
    graphicscard->AddStringItem("Driver Version", WCHAR_TO_OVR_STRING(vtProp.bstrVal));

    // get resolution
    hr = pclsObj->Get(L"VideoModeDescription", 0, &vtProp, 0, 0);
    graphicscard->AddStringItem("Video Mode", WCHAR_TO_OVR_STRING(vtProp.bstrVal));

    VariantClear(&vtProp);
    pclsObj->Release();

    graphicsadapters->AddArrayElement(graphicscard);
  }

  specs->AddItem("Graphics Adapters", graphicsadapters);

  pEnumerator = NULL;
  hres = pSvc->ExecQuery(
      bstr_t("WQL"),
      bstr_t("SELECT Capacity FROM Win32_PhysicalMemory"),
      WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
      NULL,
      &pEnumerator);

  if (FAILED(hres)) {
    pSvc->Release();
    pLoc->Release();
    return specs; // Program has failed.
  }

  uint64_t totalram = 0;
  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"Capacity", 0, &vtProp, 0, 0);
    uint64_t capacity = QString::fromWCharArray(vtProp.bstrVal).toLongLong();
    totalram += capacity;
    VariantClear(&vtProp);
    pclsObj->Release();
  }

  specs->AddNumberItem("Total RAM (GB)", totalram / 1073741824.0);

  JSON* usbtree = JSON::CreateArray();

  QMap<QString, QStringList> antecedents;

  pEnumerator = NULL;
  hres = pSvc->ExecQuery(
      bstr_t("WQL"),
      bstr_t("SELECT Antecedent,Dependent FROM Win32_USBControllerDevice"),
      WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
      NULL,
      &pEnumerator);

  if (FAILED(hres)) {
    pSvc->Release();
    pLoc->Release();
    return specs; // Program has failed.
  }

  VARIANT vtProp;

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

    if (0 == uReturn) {
      break;
    }

    // Get the reference value of the Antecedent property.  There is not a function to dereference
    // the value.
    hr = pclsObj->Get(L"Antecedent", 0, &vtProp, 0, 0);
    BSTR name = vtProp.bstrVal;
    // sanitize the string input to just the output
    QString antecedent = QString::fromWCharArray(name).split("=")[1].replace("\"", "");
    VariantClear(&vtProp);

    // Get the reference value of the Dependent property.  There is not a function to dereference
    // the value.
    hr = pclsObj->Get(L"Dependent", 0, &vtProp, 0, 0);
    name = vtProp.bstrVal;
    // sanitize the string input to just the output
    QString dependent = QString::fromWCharArray(name).split("=")[1].replace("\"", "");
    antecedents[antecedent].append(dependent);
    VariantClear(&vtProp);
  }
  for (int ant = 0; ant < antecedents.size(); ant++) {
    QString antecedent_name = antecedents.keys()[ant];
    // get antecedent object in a new enumerator
    IEnumWbemClassObject* pEnumerator2 = NULL;
    IWbemClassObject* pclsObj2;
    hres = pSvc->ExecQuery(
        bstr_t("WQL"),
        bstr_t(
            "SELECT Manufacturer, Name, DeviceID, Caption FROM WIN32_USBController where deviceid = '") +
            bstr_t(antecedent_name.toUtf8()) + bstr_t("'"),
        WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
        NULL,
        &pEnumerator2);
    if (FAILED(hres)) {
      pSvc->Release();
      pLoc->Release();
      return specs; // Program has failed.
    }

    JSON* USBAntecedent = JSON::CreateObject();

    while (pEnumerator2) {
      HRESULT hr = pEnumerator2->Next(WBEM_INFINITE, 1, &pclsObj2, &uReturn);

      if (0 == uReturn) {
        break;
      }

      VARIANT vtProp;

      // Get the value of the Name property
      hr = pclsObj2->Get(L"Name", 0, &vtProp, 0, 0);
      USBAntecedent->AddStringItem("name", WCHAR_TO_OVR_STRING(vtProp.bstrVal));
      VariantClear(&vtProp);

      // Get the value of the DeviceID property
      hr = pclsObj2->Get(L"DeviceID", 0, &vtProp, 0, 0);
      USBAntecedent->AddStringItem("deviceid", WCHAR_TO_OVR_STRING(vtProp.bstrVal));
      VariantClear(&vtProp);

      // Get the value of the caption property
      hr = pclsObj2->Get(L"Caption", 0, &vtProp, 0, 0);
      USBAntecedent->AddStringItem("caption", WCHAR_TO_OVR_STRING(vtProp.bstrVal));
      VariantClear(&vtProp);

      // Get the value of the manufacturer property
      hr = pclsObj2->Get(L"Manufacturer", 0, &vtProp, 0, 0);
      USBAntecedent->AddStringItem("manufacturer", WCHAR_TO_OVR_STRING(vtProp.bstrVal));
      VariantClear(&vtProp);

      pclsObj2->Release();
    }
    JSON* devices = JSON::CreateArray();
    for (int dev = 0; dev < antecedents[antecedent_name].size(); ++dev) {
      // get antecedent object in a new enumerator
      pEnumerator2 = NULL;
      if (!pclsObj2)
        pclsObj2->Release();
      hres = pSvc->ExecQuery(
          bstr_t("WQL"),
          bstr_t("SELECT Manufacturer,Name FROM Win32_PnPEntity where DeviceID = '") +
              bstr_t(antecedents[antecedent_name][dev].toUtf8()) + bstr_t("'"),
          WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
          NULL,
          &pEnumerator2);
      if (FAILED(hres)) {
        pSvc->Release();
        pLoc->Release();
        return specs; // Program has failed.
      }

      while (pEnumerator2) {
        HRESULT hr = pEnumerator2->Next(WBEM_INFINITE, 1, &pclsObj2, &uReturn);

        if (0 == uReturn) {
          break;
        }

        VARIANT vtProp;

        JSON* properties = JSON::CreateObject();

        // Get the value of the Manufacturer property
        hr = pclsObj2->Get(L"Manufacturer", 0, &vtProp, 0, 0);
        properties->AddStringItem("manufacturer", WCHAR_TO_OVR_STRING(vtProp.bstrVal));
        VariantClear(&vtProp);

        // Get the value of the Manufacturer property
        hr = pclsObj2->Get(L"Name", 0, &vtProp, 0, 0);
        properties->AddStringItem("name", WCHAR_TO_OVR_STRING(vtProp.bstrVal));
        VariantClear(&vtProp);

        pclsObj2->Release();
        devices->AddArrayElement(properties);
      }
    }

    USBAntecedent->AddItem("Devices", devices);
    usbtree->AddArrayElement(USBAntecedent);
  }

  specs->AddItem("USB Tree", usbtree);

  // Cleanup
  // ========
  pSvc->Release();
  pLoc->Release();
  pEnumerator->Release();
  if (!pclsObj)
    pclsObj->Release();
  return specs;
}
Example #10
0
//-----------------------------------------------------------------------------
// Enum each PNP device using WMI and check each device ID to see if it contains 
// "IG_" (ex. "VID_045E&PID_028E&IG_00").  If it does, then it's an XInput device
// Unfortunately this information can not be found by just using DirectInput 
//-----------------------------------------------------------------------------
BOOL IsXInputDevice(const GUID* pGuidProductFromDirectInput)
{
	IWbemLocator*           pIWbemLocator = NULL;
	IEnumWbemClassObject*   pEnumDevices = NULL;
	IWbemClassObject*       pDevices[20] = { 0 };
	IWbemServices*          pIWbemServices = NULL;
	BSTR                    bstrNamespace = NULL;
	BSTR                    bstrDeviceID = NULL;
	BSTR                    bstrClassName = NULL;
	DWORD                   uReturned = 0;
	bool                    bIsXinputDevice = false;
	UINT                    iDevice = 0;
	VARIANT                 var;
	HRESULT                 hr;

	// CoInit if needed
	hr = CoInitialize(NULL);
	bool bCleanupCOM = SUCCEEDED(hr);

	// Create WMI
	hr = CoCreateInstance(__uuidof(WbemLocator),
		NULL,
		CLSCTX_INPROC_SERVER,
		__uuidof(IWbemLocator),
		(LPVOID*)&pIWbemLocator);
	if (FAILED(hr) || pIWbemLocator == NULL)
		goto LCleanup;

	bstrNamespace = SysAllocString(L"\\\\.\\root\\cimv2");if (bstrNamespace == NULL) goto LCleanup;
	bstrClassName = SysAllocString(L"Win32_PNPEntity");   if (bstrClassName == NULL) goto LCleanup;
	bstrDeviceID = SysAllocString(L"DeviceID");          if (bstrDeviceID == NULL)  goto LCleanup;

	// Connect to WMI 
	hr = pIWbemLocator->ConnectServer(bstrNamespace, NULL, NULL, 0L,
		0L, NULL, NULL, &pIWbemServices);
	if (FAILED(hr) || pIWbemServices == NULL)
		goto LCleanup;

	// Switch security level to IMPERSONATE. 
	CoSetProxyBlanket(pIWbemServices, RPC_C_AUTHN_WINNT, RPC_C_AUTHZ_NONE, NULL,
		RPC_C_AUTHN_LEVEL_CALL, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE);

	hr = pIWbemServices->CreateInstanceEnum(bstrClassName, 0, NULL, &pEnumDevices);
	if (FAILED(hr) || pEnumDevices == NULL)
		goto LCleanup;

	// Loop over all devices
	for (;; )
	{
		// Get 20 at a time
		hr = pEnumDevices->Next(10000, 20, pDevices, &uReturned);
		if (FAILED(hr))
			goto LCleanup;
		if (uReturned == 0)
			break;

		for (iDevice = 0; iDevice < uReturned; iDevice++)
		{
			// For each device, get its device ID
			hr = pDevices[iDevice]->Get(bstrDeviceID, 0L, &var, NULL, NULL);
			if (SUCCEEDED(hr) && var.vt == VT_BSTR && var.bstrVal != NULL)
			{
				// Check if the device ID contains "IG_".  If it does, then it's an XInput device
				// This information can not be found from DirectInput 
				if (wcsstr(var.bstrVal, L"IG_"))
				{
					// If it does, then get the VID/PID from var.bstrVal
					DWORD dwPid = 0, dwVid = 0;
					WCHAR* strVid = wcsstr(var.bstrVal, L"VID_");
					if (strVid && swscanf(strVid, L"VID_%4X", &dwVid) != 1)
						dwVid = 0;
					WCHAR* strPid = wcsstr(var.bstrVal, L"PID_");
					if (strPid && swscanf(strPid, L"PID_%4X", &dwPid) != 1)
						dwPid = 0;

					// Compare the VID/PID to the DInput device
					DWORD dwVidPid = MAKELONG(dwVid, dwPid);
					if (dwVidPid == pGuidProductFromDirectInput->Data1)
					{
						bIsXinputDevice = true;
						goto LCleanup;
					}
				}
			}
			if (pDevices[iDevice]) { pDevices[iDevice]->Release(); pDevices[iDevice] = NULL; }
		}
	}

LCleanup:
	if (bstrNamespace)
		SysFreeString(bstrNamespace);
	if (bstrDeviceID)
		SysFreeString(bstrDeviceID);
	if (bstrClassName)
		SysFreeString(bstrClassName);
	for (iDevice = 0; iDevice < 20; iDevice++)
		if (pDevices[iDevice]) { pDevices[iDevice]->Release(); pDevices[iDevice] = NULL; }
	if (pEnumDevices) { pEnumDevices->Release(); pEnumDevices = NULL; }
	if (pIWbemLocator) { pIWbemLocator->Release(); pIWbemLocator = NULL; }
	if (pIWbemServices) { pIWbemServices->Release(); pIWbemServices = NULL; }

	if (bCleanupCOM)
		CoUninitialize();

	return bIsXinputDevice;
}
Example #11
0
unsigned long long loadngo::data::GetMachineId()
{
	// Step 1: --------------------------------------------------
	// Initialize COM. ------------------------------------------
//	HRESULT hr = CoInitializeEx(0, COINIT_MULTITHREADED);
//	if (hr == S_OK)
//	{
		BSTR objectPath = SysAllocString(L"ROOT\\CIMV2");
		std::vector<char> container;
		// Step 2: --------------------------------------------------
		// Set general COM security levels --------------------------
		// Note: If you are using Windows 2000, you need to specify -
		// the default authentication credentials for a user by using
		// a SOLE_AUTHENTICATION_LIST structure in the pAuthList ----
		// parameter of CoInitializeSecurity ------------------------

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


		if (hr == S_OK)
		{

			// Step 3: ---------------------------------------------------
			// Obtain the initial locator to WMI -------------------------

			IWbemLocator *pLoc = NULL;

			hr = CoCreateInstance(
				CLSID_WbemLocator,
				0,
				CLSCTX_INPROC_SERVER,
				IID_IWbemLocator, (LPVOID *)&pLoc);

			if (hr == S_OK)
			{

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

				IWbemServices *pSvc = NULL;

				// Connect to the root\cimv2 namespace with
				// the current user and obtain pointer pSvc
				// to make IWbemServices calls.
				hr = pLoc->ConnectServer(
					objectPath, // Object path of WMI namespace
					NULL,                    // User name. NULL = current user
					NULL,                    // User password. NULL = current
					0,                       // Locale. NULL indicates current
					NULL,                    // Security flags.
					0,                       // Authority (e.g. Kerberos)
					0,                       // Context object 
					&pSvc                    // pointer to IWbemServices proxy
					);

				if (hr == S_OK)
				{

					// Step 5: --------------------------------------------------
					// Set security levels on the proxy -------------------------

					hr = CoSetProxyBlanket(
						pSvc,                        // Indicates the proxy to set
						RPC_C_AUTHN_WINNT,           // RPC_C_AUTHN_xxx
						RPC_C_AUTHZ_NONE,            // RPC_C_AUTHZ_xxx
						NULL,                        // Server principal name 
						RPC_C_AUTHN_LEVEL_CALL,      // RPC_C_AUTHN_LEVEL_xxx 
						RPC_C_IMP_LEVEL_IMPERSONATE, // RPC_C_IMP_LEVEL_xxx
						NULL,                        // client identity
						EOAC_NONE                    // proxy capabilities 
						);

					if (hr == S_OK)
					{
						// Step 6: --------------------------------------------------
						// Use the IWbemServices pointer to make requests of WMI ----
						BSTR wql = SysAllocString(L"WQL");
						BSTR query = SysAllocString(L"SELECT * FROM Win32_BIOS");
						// For example, get the name of the operating system
						IEnumWbemClassObject* pEnumerator = NULL;
						hr = pSvc->ExecQuery(
							wql,
							query,
							WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
							NULL,
							&pEnumerator);

						if (hr == S_OK)
						{
							// Step 7: -------------------------------------------------
							// Get the data from the query in step 6 -------------------

							IWbemClassObject *pclsObj = NULL;
							ULONG uReturn = 0;

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

								if (0 == uReturn)
								{
									break;
								}

								if(pclsObj->BeginEnumeration(0) == S_OK)
								{
									BSTR name = nullptr;
									VARIANT var;
									while (pclsObj->Next(0, &name, &var, nullptr, nullptr) == WBEM_S_NO_ERROR)
									{
										Insert(container, name);
										SysFreeString(name);
										InsertVariant(container, var);
										VariantClear(&var);
									}
								}

								pclsObj->Release();
							}
						}
						pEnumerator->Release();
					}
					pSvc->Release();
					pSvc = 0;
				}
				pLoc->Release();
			}
		}
		SysFreeString(objectPath);
	//	CoUninitialize();
	//}
	return util::FNV1a(&container[0], container.size());
}
HRESULT QuerySecurityCenterProducts(char *query, list<struct productInfo> *productList, WHISKER_PRODUCT_TYPE productType) {
    HRESULT hres;
    
    // 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;
        return hres;                 // Program has failed.
    }

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

    IWbemServices *pSvc = NULL;
	
    // Connect to the root\cimv2 namespace with
    // the current user and obtain pointer pSvc
    // to make IWbemServices calls.
    hres = pLoc->ConnectServer(
         _bstr_t(L"ROOT\\SECURITYCENTER"), // Object path of WMI namespace
         NULL,                    // User name. NULL = current user
         NULL,                    // User password. NULL = current
         0,                       // Locale. NULL indicates current
         NULL,                    // Security flags.
         0,                       // Authority (e.g. Kerberos)
         0,                       // Context object 
         &pSvc                    // pointer to IWbemServices proxy
         );
    
    if (FAILED(hres))
    {
        cout << "Could not connect to ROOT\\SECURITYCENTER. Error code = 0x" 
             << hex << hres << endl;
        pLoc->Release();     
        return hres;                // Program has failed.
    }

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


    // Step 5: --------------------------------------------------
    // Set security levels on the proxy -------------------------

    hres = CoSetProxyBlanket(
       pSvc,                        // Indicates the proxy to set
       RPC_C_AUTHN_WINNT,           // RPC_C_AUTHN_xxx
       RPC_C_AUTHZ_NONE,            // RPC_C_AUTHZ_xxx
       NULL,                        // Server principal name 
       RPC_C_AUTHN_LEVEL_CALL,      // 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();     
        return 1;               // Program has failed.
    }

    // Step 6: --------------------------------------------------
    // Use the IWbemServices pointer to make requests of WMI ----
    IEnumWbemClassObject* pEnumerator = NULL;
    hres = pSvc->ExecQuery(
        bstr_t("WQL"), 
        bstr_t(query),
        WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, 
        NULL,
        &pEnumerator);
    
    if (FAILED(hres))
    {
        cout << "Query '" << query << "' failed."
            << " Error code = 0x" 
            << hex << hres << endl;
        pSvc->Release();
        pLoc->Release();
        return hres;               // Program has failed.
    }

    // Step 7: -------------------------------------------------
    // Get the data from the query in step 6 -------------------
    IWbemClassObject *pclsObj;
    ULONG uReturn = 0;
   
    while (pEnumerator)
    {
        HRESULT hr = pEnumerator->Next(WBEM_INFINITE, 1, 
            &pclsObj, &uReturn);

        if(0 == uReturn)
        {
            break;
		}

		// A place to store our product data.
		struct productInfo product;
		memset(&product, 0x0, sizeof(struct productInfo));

        VARIANT vtProp;

        // Get the value of the Name property
        hr = pclsObj->Get(L"displayName", 0, &vtProp, 0, 0);
        wcout << "Product Name: " << vtProp.bstrVal << endl;

		product.displayName = vtProp.bstrVal;

        VariantClear(&vtProp);

		hr = pclsObj->Get(L"instanceGuid", 0, &vtProp, 0, 0);
		//wcout << "Instance GUID: " << vtProp.bstrVal << endl;

		product.instanceGuid = vtProp.bstrVal;

		VariantClear(&vtProp);

        hr = pclsObj->Get(L"companyName", 0, &vtProp, 0, 0);
        wcout << "Company Name: " << vtProp.bstrVal << endl;

		product.companyName = vtProp.bstrVal;

        VariantClear(&vtProp);

		hr = pclsObj->Get(L"productEnabled", 0, &vtProp, 0, 0);
		wcout << "Product Enabled: " << (vtProp.boolVal ? L"Yes" : L"No") << endl;

		product.productEnabled = (vtProp.boolVal != 0);

		VariantClear(&vtProp);

		hr = pclsObj->Get(L"productHasNotifiedUser", 0, &vtProp, 0, 0);
		wcout << "Product Has Notified User: "******"Yes" : L"No") << endl;

		product.productHasNotifiedUser = (vtProp.boolVal != 0);

		VariantClear(&vtProp);

		hr = pclsObj->Get(L"productUptoDate", 0, &vtProp, 0, 0);
		wcout << "Product Up to Date: " << (vtProp.boolVal ? L"Yes" : L"No") << endl;

		product.productUptoDate = (vtProp.boolVal != 0);

		VariantClear(&vtProp);

		hr = pclsObj->Get(L"productWantWscNotifications", 0, &vtProp, 0, 0);
		wcout << "Product Wants WSC Notifications: " << (vtProp.boolVal ? L"Yes" : L"No") << endl;

		product.productWantsWscNotifications = (vtProp.boolVal != 0);

		VariantClear(&vtProp);

		hr = pclsObj->Get(L"versionNumber", 0, &vtProp, 0, 0);
		wcout << "Version Number: " << vtProp.bstrVal << endl;

		product.versionNumber = vtProp.bstrVal;

		VariantClear(&vtProp);

		hr = pclsObj->Get(L"productState", 0, &vtProp, 0, 0);

		int byte4 = (vtProp.intVal & 0xFF000000) >> 24;
		int byte3 = (vtProp.intVal & 0x00FF0000) >> 16;
		int byte2 = (vtProp.intVal & 0x0000FF00) >> 8;
		int byte1 = (vtProp.intVal & 0x000000FF);

		wcout << "Legacy WSC State" << endl;
		wcout << "Product State: " << dec << vtProp.intVal << endl;
		wcout << "Product State (hex): " << hex << vtProp.intVal << endl;
		wcout << "Byte 4: " << hex << byte4 << endl;
		wcout << "Byte 3: " << hex << byte3 << endl;
		wcout << "Byte 2: " << hex << byte2 << endl;
		wcout << "Byte 1: " << hex << byte1 << endl;
		wcout << "Product Type (Legacy):  " << securityProviderGuess(vtProp.intVal).c_str() << endl;
		wcout << "Realtime Protection (Legacy): " << scannerActiveGuess(vtProp.intVal).c_str() << endl;
		wcout << "DAT File (Legacy): " << datFileGuess(vtProp.intVal).c_str() << endl;

		product.legacyProductState = vtProp.intVal;

		product.productType = productType;

		productList->push_back(product);

		VariantClear(&vtProp);

		// Hack together a product state that is compatible with newer WSC:
		switch(product.productType) {
			case PRODUCT_TYPE_AV:
				product.productState = WSC_SECURITY_PROVIDER_ANTIVIRUS << 16;
				break;
			case PRODUCT_TYPE_AS:
				product.productState = WSC_SECURITY_PROVIDER_ANTISPYWARE << 16;
				break;
			case PRODUCT_TYPE_FW:
				product.productState = WSC_SECURITY_PROVIDER_FIREWALL << 16;
				break;
		};

		if(product.productEnabled) {
			product.productState += REAL_TIME_PROTECTION_ENABLED;
		}

		if(product.productUptoDate == false) {
			product.productState += DAT_FILE_OUT_OF_DATE;

		}

		byte4 = (product.productState & 0xFF000000) >> 24;
		byte3 = (product.productState & 0x00FF0000) >> 16;
		byte2 = (product.productState & 0x0000FF00) >> 8;
		byte1 = (product.productState & 0x000000FF);

		wcout << "New WSC State" << endl;
		wcout << "Product State: " << dec << product.productState << endl;
		wcout << "Product State (hex): " << hex << product.productState << endl;
		wcout << "Byte 4: " << hex << byte4 << endl;
		wcout << "Byte 3: " << hex << byte3 << endl;
		wcout << "Byte 2: " << hex << byte2 << endl;
		wcout << "Byte 1: " << hex << byte1 << endl;
		wcout << "Product Type:  " << securityProviderGuess(product.productState).c_str() << endl;
		wcout << "Realtime Protection: " << scannerActiveGuess(product.productState).c_str() << endl;
		wcout << "DAT File: " << datFileGuess(product.productState).c_str() << endl;

        pclsObj->Release();
    }

    // Cleanup
    // ========
    
    pSvc->Release();
    pLoc->Release();
    pEnumerator->Release();

	return S_OK;
}
Example #13
0
static char *
getWmiInfo (int mode)
{
	/* for more details about this wonderful API, see 
	http://msdn.microsoft.com/en-us/site/aa394138
	http://msdn.microsoft.com/en-us/site/aa390423
	http://msdn.microsoft.com/en-us/library/windows/desktop/aa394138%28v=vs.85%29.aspx
	http://social.msdn.microsoft.com/forums/en-US/vcgeneral/thread/d6420012-e432-4964-8506-6f6b65e5a451
	*/

	char *buffer = (char *) malloc (128);
	HRESULT hres;
	HRESULT hr;
	IWbemLocator *pLoc = NULL;
	IWbemServices *pSvc = NULL;
	IEnumWbemClassObject *pEnumerator = NULL;
	IWbemClassObject *pclsObj;
	ULONG uReturn = 0;

	hres =  CoInitializeEx (0, COINIT_APARTMENTTHREADED | COINIT_SPEED_OVER_MEMORY);

	if (FAILED (hres))
	{
		strcpy (buffer, "Error Code 0");
		return buffer;
	}

	hres =  CoInitializeSecurity (NULL, -1, NULL, NULL, RPC_C_AUTHN_LEVEL_DEFAULT, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE, NULL);

	/* mysteriously failing after the first execution, but only when used as a plugin, skip it */
	/*if (FAILED (hres))
	{
		CoUninitialize ();
		strcpy (buffer, "Error Code 1");
		return buffer;
	}*/

	hres = CoCreateInstance (CLSID_WbemLocator, 0, CLSCTX_INPROC_SERVER, IID_IWbemLocator, (LPVOID *) &pLoc);

	if (FAILED (hres))
	{
		CoUninitialize ();
		strcpy (buffer, "Error Code 2");
		return buffer;
	}

	hres = pLoc->ConnectServer (_bstr_t (L"root\\CIMV2"), NULL, NULL, 0, NULL, 0, 0, &pSvc);

	if (FAILED (hres))
	{
		pLoc->Release ();
		CoUninitialize ();
		strcpy (buffer, "Error Code 3");
		return buffer;
	}

	hres = CoSetProxyBlanket (pSvc, RPC_C_AUTHN_WINNT, RPC_C_AUTHZ_NONE, NULL, RPC_C_AUTHN_LEVEL_CALL, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE);

	if (FAILED (hres))
	{
		pSvc->Release ();
		pLoc->Release ();
		CoUninitialize ();
		strcpy (buffer, "Error Code 4");
		return buffer;
	}

	switch (mode)
	{
		case 0:
			hres = pSvc->ExecQuery (_bstr_t ("WQL"), _bstr_t ("SELECT * FROM Win32_OperatingSystem"), WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, NULL, &pEnumerator);
			break;
		case 1:
			hres = pSvc->ExecQuery (_bstr_t ("WQL"), _bstr_t ("SELECT * FROM Win32_Processor"), WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, NULL, &pEnumerator);
			break;
		case 2:
			hres = pSvc->ExecQuery (_bstr_t ("WQL"), _bstr_t ("SELECT * FROM Win32_VideoController"), WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, NULL, &pEnumerator);
			break;

	}

	if (FAILED (hres))
	{
		pSvc->Release ();
		pLoc->Release ();
		CoUninitialize ();
		strcpy (buffer, "Error Code 5");
		return buffer;
	}

	while (pEnumerator)
	{
		hr = pEnumerator->Next (WBEM_INFINITE, 1, &pclsObj, &uReturn);
		if (0 == uReturn)
		{
			break;
		}
		VARIANT vtProp;
		switch (mode)
		{
			case 0:
				hr = pclsObj->Get (L"Caption", 0, &vtProp, 0, 0);
				break;
			case 1:
				hr = pclsObj->Get (L"Name", 0, &vtProp, 0, 0);
				break;
			case 2:
				hr = pclsObj->Get (L"Name", 0, &vtProp, 0, 0);
				break;
		}
		WideCharToMultiByte (CP_ACP, 0, vtProp.bstrVal, -1, buffer, SysStringLen (vtProp.bstrVal)+1, NULL, NULL);
		VariantClear (&vtProp);
    }

	pSvc->Release ();
	pLoc->Release ();
	pEnumerator->Release ();
	pclsObj->Release ();
	CoUninitialize ();
	return buffer;
}
Example #14
0
int MyMacAddress::WMI_GetMacAddress(int iQueryType, int iSize)
{
	ZeroMemory(PermanentAddress, sizeof(PermanentAddress));
	ZeroMemory(MACAddress, sizeof(MACAddress));
	HRESULT hres;  	int	iTotal = 0;
	if( (iQueryType  < 0) || (iQueryType >= sizeof(szWQLQuery)/sizeof(T_WQL_QUERY)) ) 
	{  		
		return -1;
	}    	
	hres = CoInitializeEx( NULL, COINIT_MULTITHREADED); 
	if( FAILED(hres) )      
	{          
		return -2; 
	}        
	hres = CoInitializeSecurity(NULL, -1, NULL, NULL, RPC_C_AUTHN_LEVEL_DEFAULT, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE, NULL);
	if( FAILED(hres))
	{          
		CoUninitialize();
		return -2;      
	}        	
	IWbemLocator *pLoc = NULL;
	hres = CoCreateInstance(CLSID_WbemLocator, NULL, CLSCTX_INPROC_SERVER, IID_IWbemLocator, reinterpret_cast <LPVOID*>(&pLoc));
	if( FAILED(hres))
	{  		
		CoUninitialize();
		return -2;      
	}
	IWbemServices *pSvc = NULL;
	hres = pLoc->ConnectServer(_bstr_t( L"ROOT\\CIMV2" ), NULL, NULL, NULL, 0, NULL, NULL, &pSvc);
	if( FAILED(hres))      
	{  		
		pLoc->Release();           
		CoUninitialize();          
		return -2;      
	}    	
	// 设置请求代理的安全级别
	hres = CoSetProxyBlanket(pSvc, RPC_C_AUTHN_WINNT, RPC_C_AUTHZ_NONE, NULL, RPC_C_AUTHN_LEVEL_CALL, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE);
	if(FAILED(hres))
	{          
		pSvc->Release();
		pLoc->Release(); 
		CoUninitialize();  
		return -2;      
	}       
	IEnumWbemClassObject *pEnumerator = NULL;
	hres = pSvc->ExecQuery(bstr_t("WQL"), bstr_t( szWQLQuery[iQueryType].szSelect), WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, NULL, &pEnumerator);  	
	if(FAILED(hres)) 
	{          
		pSvc->Release();
		pLoc->Release();  
		CoUninitialize();         
		return -3;      
	}        
	while(pEnumerator)
	{  		
		IWbemClassObject *pclsObj = NULL;
		ULONG uReturn = 0;    	
		if(iTotal >= iSize)  
		{  			
			break;  	
		}           
		pEnumerator->Next(WBEM_INFINITE, 1, &pclsObj, &uReturn);            
		if( uReturn == 0 )         
		{              
			break;
		}    		
		VARIANT	vtProperty;  	
		TCHAR szProperty[128]; 
		// 获取网卡范例ID		
		VariantInit( &vtProperty);	  	
		pclsObj->Get( szWQLQuery[iQueryType].szProperty, 0, &vtProperty, NULL, NULL );  
		StringCchCopy( szProperty, sizeof(szProperty)/sizeof(TCHAR), W2T(vtProperty.bstrVal) );  
		VariantClear( &vtProperty );    			
		if( GetPNPDeviceID( szProperty))  	
		{  			
			iTotal++;  		
		}  		  		
		pclsObj->Release();  
	}
	// 释放资源  
	pEnumerator->Release(); 
	pSvc->Release();     
	pLoc->Release();   
	CoUninitialize();     
	return iTotal;  
}
Example #15
0
//
//   函数: GetOSName(PWSTR, DWORD)
//
//   目的: 获取当前操作系统的名字(例如:"Microsoft Windows 7 企业版").
//
//   参数:
//   * pszName - 存放操作系统名的缓冲区. 
//   * cch - 由pszName所指向的缓冲区大小,以字符形式.
//
//   返回值: 如果函数成功返回TRUE.
//
BOOL GetOSName(PWSTR pszName, DWORD cch)
{
    HRESULT hr = S_OK;
    IWbemLocator *pLoc = NULL;
    IWbemServices *pSvc = NULL;
    IEnumWbemClassObject *pEnumerator = NULL;
    PCWSTR pszMachineName = L".";

    // 通过调用 CoInitializeEx初始化COM参数.
    hr = CoInitializeEx(0, COINIT_MULTITHREADED);
    if (FAILED(hr))
    {
        return FALSE;
    }

    // 通过调用CoInitializeSecurity初始化COM进程安全. 
    hr = CoInitializeSecurity(
        NULL, 
        -1,                             // COM 认证
        NULL,                           // 认证服务
        NULL,                           // 保留
        RPC_C_AUTHN_LEVEL_DEFAULT,      // 默认认证
        RPC_C_IMP_LEVEL_IDENTIFY,       // 默认身份 
        NULL,                           // 认证信息
        EOAC_NONE,                      // 额外的能力
        NULL                            // 保留
        );
    if (FAILED(hr))
    {
        goto Cleanup;
    }

    // 通过调用CoCreateInstance获得WMI的初始定位器. 
    hr = CoCreateInstance(CLSID_WbemLocator, 0, CLSCTX_INPROC_SERVER, 
        IID_IWbemLocator, reinterpret_cast<LPVOID *>(&pLoc));
    if (FAILED(hr))
    {
        goto Cleanup;
    }

    // 通过IWbemLocator::ConnectServer连接到WMI.
    wchar_t szPath[200];
    hr = StringCchPrintf(szPath, ARRAYSIZE(szPath), L"\\\\%s\\root\\cimv2", 
        pszMachineName);
    if (FAILED(hr))
    {
        goto Cleanup;
    }

    hr = pLoc->ConnectServer(
        bstr_t(szPath),                 // WMI名空间的路径
        NULL,                           // 用户名
        NULL,                           // 用户密码
        NULL,                           // 本地
        NULL,                           // 安全标志
        NULL,                           // 权限
        NULL,                           // 上下文对象
        &pSvc                           // IWbemServices 代理
        );
    if (FAILED(hr))
    {
        goto Cleanup;
    }

    // 在WMI连接中设置安全级别.
    hr = CoSetProxyBlanket(
        pSvc,                           // 指明代理来设置
        RPC_C_AUTHN_DEFAULT,            // RPC_C_AUTHN_xxx
        RPC_C_AUTHZ_DEFAULT,            // RPC_C_AUTHZ_xxx
        COLE_DEFAULT_PRINCIPAL,         // 主要服务器名字
        RPC_C_AUTHN_LEVEL_PKT_PRIVACY,  // RPC_C_AUTHN_LEVEL_xxx 
        RPC_C_IMP_LEVEL_IMPERSONATE,    // RPC_C_IMP_LEVEL_xxx
        NULL,                           // 客户身份
        EOAC_NONE                       // 代理功能 
        );
    if (FAILED(hr))
    {
        goto Cleanup;
    }

    // 使用IWbemServices指针提出WMI请求. 
    // 查询指明当前操作系统名的Win32_OperatingSystem.Caption.
    hr = pSvc->ExecQuery(bstr_t(L"WQL"), 
        bstr_t(L"SELECT Caption FROM Win32_OperatingSystem"),
        WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, 
        NULL, &pEnumerator);
    if (FAILED(hr))
    {
        goto Cleanup;
    }

    // 确保枚举代理.
    hr = CoSetProxyBlanket(
        pEnumerator,                    // 指明代理来设置
        RPC_C_AUTHN_DEFAULT,            // RPC_C_AUTHN_xxx
        RPC_C_AUTHZ_DEFAULT,            // RPC_C_AUTHZ_xxx
        COLE_DEFAULT_PRINCIPAL,         // 主要服务器名字
        RPC_C_AUTHN_LEVEL_PKT_PRIVACY,  // RPC_C_AUTHN_LEVEL_xxx 
        RPC_C_IMP_LEVEL_IMPERSONATE,    // RPC_C_IMP_LEVEL_xxx
        NULL,                           // 客户身份
        EOAC_NONE                       // 代理功能 
        );
    if (FAILED(hr))
    {
        goto Cleanup;
    }

    // 通过以上的查询来获取数据.
    IWbemClassObject *pclsObj = NULL;
    ULONG uReturn = 0;

    while (pEnumerator)
    {
        // 获得一个对象.
        HRESULT hrTmp = pEnumerator->Next(WBEM_INFINITE, 1, &pclsObj, &uReturn);

        if (0 == uReturn)
        {
            break;
        }

        VARIANT vtProp;

        // 获取Win32_OperatingSystem.Caption属性的值.
        hrTmp = pclsObj->Get(L"Caption", 0, &vtProp, 0, 0);
        if (SUCCEEDED(hrTmp))
        {
            hr = StringCchCopy(pszName, cch, vtProp.bstrVal);

            VariantClear(&vtProp);
        }

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

Cleanup:
    // 集中清理所以的已分配资源.
    if (pLoc)
    {
        pLoc->Release();
        pLoc = NULL;
    }
    if (pSvc)
    {
        pSvc->Release();
        pSvc = NULL;
    }
    if (pEnumerator)
    {
        pEnumerator->Release();
        pEnumerator = NULL;
    }

    CoUninitialize();

    return SUCCEEDED(hr);
}
Example #16
0
bool CSMBiosTable::FetchSMBiosDataByCom( unsigned char ** p )
{
	BOOL bRet = FALSE;   
	HRESULT hres;   

	// Initialize COM.    
	hres =  CoInitializeEx( 0, COINIT_MULTITHREADED );    
	if( FAILED(hres) )   
	{   
		return FALSE;              // Program has failed.    
	}   

	// Obtain the initial locator to Windows Management    
	// on a particular host computer.    
	IWbemLocator *pLoc = 0;   
	hres = CoCreateInstance( CLSID_WbemLocator, 0, CLSCTX_INPROC_SERVER, IID_IWbemLocator, (LPVOID *) &pLoc );   
	if( FAILED(hres) )   
	{   
		CoUninitialize();   
		return FALSE;       // Program has failed.    
	}   

	IWbemServices *pSvc = 0;   

	// Connect to the root\cimv2 namespace with the    z
	// current user and obtain pointer pSvc    
	// to make IWbemServices calls.    
	hres = pLoc->ConnectServer(
		_bstr_t(L"ROOT\\WMI"), // WMI namespace    
		NULL,                    // User name    
		NULL,                    // User password    
		0,                       // Locale    
		NULL,                    // Security flags                     
		0,                       // Authority           
		0,                       // Context object    
		&pSvc                    // IWbemServices proxy    
		);                                 

	if( FAILED(hres) )   
	{   
		pLoc->Release();        
		CoUninitialize();   
		return FALSE;                // Program has failed.    
	}   

	// Set the IWbemServices proxy so that impersonation    
	// of the user (client) occurs.    
	hres = CoSetProxyBlanket(   
		pSvc,                         // the proxy to set    
		RPC_C_AUTHN_WINNT,            // authentication service    
		RPC_C_AUTHZ_NONE,             // authorization service    
		NULL,                         // Server principal name    
		RPC_C_AUTHN_LEVEL_CALL,       // authentication level    
		RPC_C_IMP_LEVEL_IMPERSONATE,  // impersonation level    
		NULL,                         // client identity     
		EOAC_NONE                     // proxy capabilities         
		);   

	if( FAILED(hres) )   
	{   
		pSvc->Release();   
		pLoc->Release();        
		CoUninitialize();   
		return FALSE;               // Program has failed.    
	}   

	IEnumWbemClassObject* pEnumerator = NULL;   
	hres = pSvc->CreateInstanceEnum( L"MSSMBios_RawSMBiosTables", 0, NULL, &pEnumerator);
	if( FAILED(hres) )   
	{   
		pSvc->Release();   
		pLoc->Release();        
		CoUninitialize();   
		return FALSE;               // Program has failed.    
	}   
	else   
	{    
		do   
		{   
			IWbemClassObject* pInstance = NULL;   
			ULONG dwCount = NULL;   

			hres = pEnumerator->Next( WBEM_INFINITE, 1, &pInstance, &dwCount);         
			if( SUCCEEDED(hres) )   
			{   
				VARIANT varBIOSData;   
				VariantInit(&varBIOSData);   
				CIMTYPE  type;   

				hres = pInstance->Get(bstr_t("SmbiosMajorVersion"),0,&varBIOSData,&type,NULL);   
				if( FAILED(hres) )   
				{   
					VariantClear(&varBIOSData);   
				}   
				else   
				{   
					m_smbiosbuffer.nSMBIOSMajorVersion = varBIOSData.iVal;   
					VariantInit(&varBIOSData);   
					hres = pInstance->Get( bstr_t("SmbiosMinorVersion"), 0, &varBIOSData, &type, NULL );   
					if( FAILED(hres) )   
					{   
						VariantClear( &varBIOSData );   
					}   
					else   
					{   
						m_smbiosbuffer.nSMBIOSMinorVersion = varBIOSData.iVal;   
						VariantInit(&varBIOSData);   
						hres = pInstance->Get( bstr_t("SMBiosData"), 0, &varBIOSData, &type, NULL );   
						if( SUCCEEDED(hres) )   
						{   
							if( ( VT_UI1 | VT_ARRAY  ) != varBIOSData.vt )   
							{   
							}   
							else   
							{   
								SAFEARRAY           *parray = NULL;   
								parray = V_ARRAY(&varBIOSData);   
								BYTE* pbData = (BYTE*)parray->pvData;   

								m_smbiosbuffer.nLength = parray->rgsabound[0].cElements;   
								(*p) = new unsigned char[m_smbiosbuffer.nLength];   
								memcpy_s( (*p), m_smbiosbuffer.nLength, pbData, m_smbiosbuffer.nLength );
								bRet = TRUE;   
							}   
						}   
						VariantClear( &varBIOSData );   
					}   
				}   
				break;   
			}   

		}while( hres == WBEM_S_NO_ERROR );   
	}   

	// Cleanup    
	// ========    
	pSvc->Release();   
	pLoc->Release();        
	CoUninitialize();   

	return bRet;  
}
Example #17
0
bool CWMIService::Connect(LPCWSTR wmi_namespace)
{
	// release current service, if any
	if (m_pSvc)
	{
		m_pSvc->Release();
		m_pSvc = nullptr;
	}

	HRESULT hres;
	IWbemLocator *locator = nullptr;

	hres = CoCreateInstance(
		CLSID_WbemLocator,             
		0, 
		CLSCTX_INPROC_SERVER, 
		IID_IWbemLocator, (LPVOID *) &locator);
 
  if (FAILED(hres))
  {
		ComFailLog(L"Failed to create IWbemLocator object!", hres);
		return false;
  }
  
	hres = locator->ConnectServer(
		_bstr_t(wmi_namespace), // Object path of WMI namespace
		NULL,                    // User name. NULL = current user
		NULL,                    // User password. NULL = current
		0,                       // Locale. NULL indicates current
		NULL,                    // Security flags.
		0,                       // Authority (for example, Kerberos)
		0,                       // Context object 
		&m_pSvc                    // pointer to IWbemServices proxy
	);

	if (FAILED(hres))
	{
		ComFailLog(L"Failed to connect to WMI server!", hres);
		locator->Release();
		return false;
	}

  // set security levels on the proxy
  hres = CoSetProxyBlanket(
      m_pSvc,                        // Indicates the proxy to set
      RPC_C_AUTHN_WINNT,           // RPC_C_AUTHN_xxx
      RPC_C_AUTHZ_NONE,            // RPC_C_AUTHZ_xxx
      NULL,                        // Server principal name 
      RPC_C_AUTHN_LEVEL_CALL,      // 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))
  {
		ComFailLog(L"Failed to set proxy!", hres);
    m_pSvc->Release();
		m_pSvc = nullptr;
    locator->Release();
	}

	return true;
}
Example #18
0
int readSystemUUID(u_char *uuidbuf){
	int	                    gotData = NO;
	BSTR                    path = SysAllocString(L"root\\wmi");
	BSTR                    className = SysAllocString(L"MSSmBios_RawSMBiosTables");
	BSTR                    propName = SysAllocString(L"SMBiosData");
	ULONG                   uReturned = 1;
	HRESULT                 hr = S_FALSE;
	IWbemLocator            *pLocator = NULL;
	IWbemServices           *pNamespace = NULL;
	IEnumWbemClassObject    *pEnumSMBIOS = NULL;
	IWbemClassObject        *pSmbios = NULL;
	CIMTYPE                 type;
	VARIANT                 pVal;
	SAFEARRAY               *pArray = NULL;
	smbiosHeader            *smbiosData;
	u_char                  *uuidPtr;
	DWORD                   smbufSize;

	hr =  CoInitializeEx(0, COINIT_MULTITHREADED);
	if (! SUCCEEDED( hr ) ){
		myLog(LOG_ERR,"readSystemUUID: failed to initialize COM");
		gotData = NO;
		goto Cleanup;
	}
	
	hr =  CoInitializeSecurity(NULL,-1,NULL,NULL,RPC_C_AUTHN_LEVEL_DEFAULT,RPC_C_IMP_LEVEL_IMPERSONATE,NULL,EOAC_NONE,NULL);
	hr = CoCreateInstance( CLSID_WbemLocator, NULL, CLSCTX_INPROC_SERVER, IID_IWbemLocator, (LPVOID *) &pLocator );
	if(! SUCCEEDED( hr ) ){
		myLog(LOG_ERR,"readSystemUUID: failed to create WMI instance");
		gotData = NO;
		goto Cleanup;
	}

	hr = pLocator->ConnectServer(path, NULL, NULL, NULL, 0, NULL, NULL, &pNamespace );
	pLocator->Release();
	if( WBEM_S_NO_ERROR != hr ){
		myLog(LOG_ERR,"getSystemUUID: ConnectServer() failed for namespace");
		gotData = NO;
		goto Cleanup;
	}

	hr = pNamespace->CreateInstanceEnum(className, 0, NULL, &pEnumSMBIOS );
	pNamespace->Release();
	if (! SUCCEEDED( hr ) ){
		myLog(LOG_ERR,"getSystemUUID: CreateInstanceEnum() failed for MSSmBios_RawSMBiosTables");
		gotData = NO;
		goto Cleanup;
	}

	hr = pEnumSMBIOS->Next(4000, 1, &pSmbios, &uReturned );
	pEnumSMBIOS->Release();
	if ( 1 != uReturned ){
		myLog(LOG_ERR,"getSystemUUID: Next() failed for pEnumSMBIOS");
		gotData = NO;
		goto Cleanup;
	}
	
	pSmbios->Get(propName,0L,&pVal,&type,NULL);
	if ( ( VT_UI1 | VT_ARRAY) != pVal.vt){
		myLog(LOG_ERR,"getSystemUUID: Get() failed for pSmbios");
	    gotData = NO;
		goto Cleanup;
	}

	pArray = V_ARRAY(&pVal);
	smbufSize = pArray->rgsabound[0].cElements;
	smbiosData = (smbiosHeader*)my_calloc(smbufSize);
	if(!smbiosData){
		myLog(LOG_ERR,"getSystemUUID: failed to allocate buffer for smbiosData");
		gotData = NO;
		goto Cleanup;
	}
	memcpy((void*)smbiosData,pArray->pvData,smbufSize);
	uuidPtr = (u_char*)getUUIDPtr(smbufSize,smbiosData);
	if(!uuidPtr){
		myLog(LOG_ERR,"getSystemUUID: failed to find UUID in SMBIOS");
		gotData = NO;
		goto Cleanup;
	}
	memcpy((void*)uuidbuf,uuidPtr,16);
	gotData = YES;

Cleanup:
	SysFreeString(propName);
	SysFreeString(className);
	SysFreeString(path);
	if(smbiosData) my_free(smbiosData);

	return gotData;
}
Example #19
0
void WMI_Init()
{
	CoInitializeEx(0, COINIT_MULTITHREADED);
	CoInitializeSecurity(
		NULL, 
		-1,                          // COM authentication
		NULL,                        // Authentication services
		NULL,                        // Reserved
		RPC_C_AUTHN_LEVEL_DEFAULT,   // Default authentication 
		RPC_C_IMP_LEVEL_IMPERSONATE, // Default Impersonation  
		NULL,                        // Authentication info
		EOAC_NONE,                   // Additional capabilities 
		NULL                         // Reserved
	);

	// get service
	IWbemLocator* locator = NULL;
	CoCreateInstance(
		CLSID_WbemLocator,
		0,
		CLSCTX_INPROC_SERVER,
		IID_IWbemLocator,
		(LPVOID *) &locator
	);
	locator->ConnectServer(
		_T("root\\cimv2"),           // Object path of WMI namespace
		NULL,						 // User name. NULL = current user
		NULL,						 // User password. NULL = current
		0,			                 // Locale. NULL indicates current
		NULL,			             // Security flags.
		0,					         // Authority (for example, Kerberos)
		0,						     // Context object 
		&services				     // pointer to IWbemServices proxy
	);
	locator->Release();

	// get refresher
	CoCreateInstance(
        CLSID_WbemRefresher,
        NULL,
        CLSCTX_INPROC_SERVER,
        IID_IWbemRefresher, 
        (void**) &refresher
	);

	// config
	IWbemConfigureRefresher* config;
	long refresherEnumId;
	refresher->QueryInterface(
        IID_IWbemConfigureRefresher,
        (void **) &config
	);
	config->AddEnum(
        services,
        _T("Win32_PerfFormattedData_PerfProc_Process"),
        0,
        NULL,
        &refresherEnum,
        &refresherEnumId
	);
	config->Release();
}
Example #20
0
/*!
 * @brief Perform a WMI query.
 * @param lpwRoot Name of the root object that is to be queried against.
 * @param lpwQuery The filter to use when reading objects (LDAP style).
 * @param response The response \c Packet to add the results to.
 */
DWORD wmi_query(LPCWSTR lpwRoot, LPWSTR lpwQuery, Packet* response)
{
	HRESULT hResult;

	dprintf("[WMI] Initialising COM");
	if ((hResult = CoInitializeEx(NULL, COINIT_MULTITHREADED)) == S_OK)
	{
		dprintf("[WMI] COM initialised");
		IWbemLocator* pLocator = NULL;
		IWbemServices* pServices = NULL;
		IEnumWbemClassObject* pEnumerator = NULL;
		IWbemClassObject* pSuperClass = NULL;
		IWbemClassObject* pObj = NULL;
		Tlv* valueTlvs = NULL;
		char* values = NULL;
		VARIANT** fields = NULL;

		do
		{
			if (FAILED(hResult = CoInitializeSecurity(NULL, -1, NULL, NULL, RPC_C_AUTHN_LEVEL_DEFAULT, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE, 0)))
			{
				dprintf("[WMI] Failed to initialize security: %x", hResult);
				break;
			}
			dprintf("[WMI] Security initialised");

			if (FAILED(hResult = CoCreateInstance(CLSID_WbemLocator, NULL, CLSCTX_ALL, IID_PPV_ARGS(&pLocator))))
			{
				dprintf("[WMI] Failed to create WbemLocator: %x", hResult);
				break;
			}
			dprintf("[WMI] WbemLocator created.");

			if (FAILED(hResult = pLocator->ConnectServer(_bstr_t(lpwRoot), NULL, NULL, NULL, WBEM_FLAG_CONNECT_USE_MAX_WAIT, NULL, NULL, &pServices)))
			{
				dprintf("[WMI] Failed to create WbemServices at %S: %x", lpwRoot, hResult);
				break;
			}
			dprintf("[WMI] WbemServices created.");

			if (FAILED(hResult = pServices->ExecQuery(L"WQL", lpwQuery, WBEM_FLAG_FORWARD_ONLY, NULL, &pEnumerator)))
			{
				dprintf("[WMI] Failed to create Enumerator for query %S: %x", lpwQuery, hResult);
				break;
			}
			dprintf("[WMI] Enumerated created.");

			ULONG numFound;
			if (FAILED(hResult = pEnumerator->Next(ENUM_TIMEOUT, 1, &pObj, &numFound)))
			{
				dprintf("[WMI] Failed to get the first query element: %x", lpwQuery, hResult);
				break;
			}
			dprintf("[WMI] First result read. hr=%x p=%p", hResult, pObj);

			if (hResult == WBEM_S_FALSE)
			{
				// this is not an error
				dprintf("[WMI] No results found!");
				break;
			}

			// get the names of the fields out of the first object before doing anything else.
			LPSAFEARRAY pFieldArray = NULL;
			if (FAILED(hResult = pObj->GetNames(NULL, WBEM_FLAG_ALWAYS, NULL, &pFieldArray)))
			{
				dprintf("[WMI] Failed to get field names: %x", hResult);
				break;
			}
			dprintf("[WMI] Field Names extracted. hr=%x p=%p", hResult, pFieldArray);

			// lock the array
			if (FAILED(hResult = SafeArrayLock(pFieldArray)))
			{
				dprintf("[WMI] Failed to get array dimension: %x", hResult);
				break;
			}
			dprintf("[WMI] Field name array locked.");

			do
			{
				dprintf("[WMI] Array dimensions: %u", SafeArrayGetDim(pFieldArray));

				// this array is just one dimension, let's get the bounds of the first dimension
				LONG lBound, uBound;
				if (FAILED(hResult = SafeArrayGetLBound(pFieldArray, 1, &lBound))
					|| FAILED(hResult = SafeArrayGetUBound(pFieldArray, 1, &uBound)))
				{
					dprintf("[WMI] Failed to get array dimensions: %x", hResult);
					break;
				}
				dprintf("[WMI] Bounds: %u to %u", lBound, uBound);

				LONG fieldCount = uBound - lBound - SYSTEM_FIELD_COUNT - 1;
				dprintf("[WMI] Query results in %u fields", fieldCount);

				fields = (VARIANT**)malloc(fieldCount * sizeof(VARIANT**));
				valueTlvs = (Tlv*)malloc(fieldCount * sizeof(Tlv));
				values = (char*)malloc(fieldCount * FIELD_SIZE);
				memset(fields, 0, fieldCount * sizeof(VARIANT**));
				memset(valueTlvs, 0, fieldCount * sizeof(Tlv));
				memset(values, 0, fieldCount * FIELD_SIZE);

				for (LONG i = 0; i < fieldCount; ++i)
				{
					LONG indices[1] = { i + SYSTEM_FIELD_COUNT };
					char* fieldName = values + (i * FIELD_SIZE);
					SafeArrayPtrOfIndex(pFieldArray, indices, (void**)&fields[i]);
					_bstr_t bstr(fields[i]->bstrVal);

					strncpy_s(fieldName, FIELD_SIZE, (const char*)bstr, FIELD_SIZE - 1);

					valueTlvs[i].header.type = TLV_TYPE_EXT_WMI_FIELD;
					valueTlvs[i].header.length = (UINT)strlen(fieldName) + 1;
					valueTlvs[i].buffer = (PUCHAR)fieldName;

					dprintf("[WMI] Added header field: %s", fieldName);
				}

				dprintf("[WMI] added all field headers");
				// add the field names to the packet
				packet_add_tlv_group(response, TLV_TYPE_EXT_WMI_FIELDS, valueTlvs, fieldCount);

				dprintf("[WMI] processing values...");
				// with that horrible pain out of the way, let's actually grab the data
				do
				{
					if (FAILED(hResult))
					{
						dprintf("[WMI] Loop exited via %x", hResult);
						break;
					}

					memset(valueTlvs, 0, fieldCount * sizeof(Tlv));
					memset(values, 0, fieldCount * FIELD_SIZE);

					for (LONG i = 0; i < fieldCount; ++i)
					{
						char* value = values + (i * FIELD_SIZE);
						valueTlvs[i].header.type = TLV_TYPE_EXT_WMI_VALUE;
						valueTlvs[i].buffer = (PUCHAR)value;

						VARIANT varValue;
						VariantInit(&varValue);

						_bstr_t field(fields[i]->bstrVal);
						dprintf("[WMI] Extracting value for %s", (char*)field);
						if (SUCCEEDED(pObj->Get(field, 0, &varValue, NULL, NULL)))
						{
							variant_to_string(_variant_t(varValue), value, FIELD_SIZE);
						}

						valueTlvs[i].header.length = (UINT)strlen(value) + 1;
						dprintf("[WMI] Added value for %s: %s", (char*)_bstr_t(fields[i]->bstrVal), value);
					}

					// add the field values to the packet
					packet_add_tlv_group(response, TLV_TYPE_EXT_WMI_VALUES, valueTlvs, fieldCount);

					pObj->Release();
					pObj = NULL;
				} while ((hResult = pEnumerator->Next(ENUM_TIMEOUT, 1, &pObj, &numFound)) != WBEM_S_FALSE);

			} while (0);

			SafeArrayUnlock(pFieldArray);
		} while (0);

		if (fields)
		{
			free(fields);
		}

		if (values)
		{
			free(values);
		}

		if (valueTlvs)
		{
			free(valueTlvs);
		}

		if (pObj)
		{
			pObj->Release();
		}

		if (pEnumerator)
		{
			pEnumerator->Release();
		}

		if (pServices)
		{
			pServices->Release();
		}

		if (pLocator)
		{
			pLocator->Release();
		}
		CoUninitialize();

		if (SUCCEEDED(hResult))
		{
			hResult = S_OK;
			dprintf("[WMI] Things appeard to go well!");
		}
	}
	else
	{
		dprintf("[WMI] Failed to initialize COM");
	}

	if (FAILED(hResult))
	{
		// if we failed, we're going to convert the error to a string, add it and still return success, but we'll
		// also include the hresult.
		char errorMessage[1024];
		memset(errorMessage, 0, 1024);
		_com_error comError(hResult);
		_snprintf_s(errorMessage, 1024, 1023, "%s (0x%x)", comError.ErrorMessage(), hResult);
		dprintf("[WMI] returning error -> %s", errorMessage);
		packet_add_tlv_string(response, TLV_TYPE_EXT_WMI_ERROR, errorMessage);
		hResult = S_OK;
	}

	return (DWORD)hResult;
}
Example #21
0
PWMIUT InitWMI(PGLOBAL g, char *nsp, char *classname)
{
  IWbemLocator *loc;
  char         *p;
  HRESULT       res;
  PWMIUT        wp = (PWMIUT)PlugSubAlloc(g, NULL, sizeof(WMIUTIL));

  if (trace)
    htrc("WMIColumns class %s space %s\n", SVP(classname), SVP(nsp));

  /*********************************************************************/
  /*  Set default values for the namespace and class name.             */
  /*********************************************************************/
  if (!nsp)
    nsp = "root\\cimv2";

  if (!classname) {
    if (!stricmp(nsp, "root\\cimv2"))
      classname = "ComputerSystemProduct";
    else if (!stricmp(nsp, "root\\cli"))
      classname = "Msft_CliAlias";
    else {
      strcpy(g->Message, "Missing class name");
      return NULL;
      } // endif classname

    } // endif classname

  /*********************************************************************/
  /*  Initialize WMI.                                                  */
  /*********************************************************************/
//res = CoInitializeEx(NULL, COINIT_MULTITHREADED);
  res = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);

  if (FAILED(res)) {
    sprintf(g->Message, "Failed to initialize COM library. " 
            "Error code = %p", res);
    return NULL;
    } // endif res

#if 0 // irrelevant for a DLL
  res = CoInitializeSecurity(NULL, -1, NULL, NULL,
                       RPC_C_AUTHN_LEVEL_CONNECT,
                       RPC_C_IMP_LEVEL_IMPERSONATE,
                       NULL, EOAC_NONE, NULL);
  
  if (res != RPC_E_TOO_LATE && FAILED(res)) {
    sprintf(g->Message, "Failed to initialize security. " 
            "Error code = %p", res);
    CoUninitialize();
    return NULL;
    }  // endif Res
#endif // 0

  res = CoCreateInstance(CLSID_WbemLocator, NULL, 
                         CLSCTX_INPROC_SERVER, IID_IWbemLocator, 
                         (void**) &loc);
  if (FAILED(res)) {
    sprintf(g->Message, "Failed to create Locator. " 
            "Error code = %p", res);
    CoUninitialize();
    return NULL;
    }  // endif res
    
  res = loc->ConnectServer(_bstr_t(nsp), 
                    NULL, NULL, NULL, 0, NULL, NULL, &wp->Svc);

  if (FAILED(res)) {
    sprintf(g->Message, "Could not connect. Error code = %p", res); 
    loc->Release();     
    CoUninitialize();
    return NULL;
    }  // endif res

  loc->Release();

  if (trace)
    htrc("Successfully connected to namespace.\n");

  /*********************************************************************/
  /*  Perform a full class object retrieval.                           */
  /*********************************************************************/
  p = (char*)PlugSubAlloc(g, NULL, strlen(classname) + 7);

  if (strchr(classname, '_'))
    strcpy(p, classname);
  else
    strcat(strcpy(p, "Win32_"), classname);

  res = wp->Svc->GetObject(bstr_t(p), 0, 0, &wp->Cobj, 0);

  if (FAILED(res)) {
    sprintf(g->Message, "failed GetObject %s in %s\n", classname, nsp);
    wp->Svc->Release();
    wp->Svc = NULL;    // MUST be set to NULL  (why?)
    return NULL;
    }  // endif res

  return wp;
} // end of InitWMI
Example #22
0
S32 LLMachineID::init()
{
    memset(static_unique_id,0,sizeof(static_unique_id));
    S32 ret_code = 0;
#if	LL_WINDOWS
# pragma comment(lib, "wbemuuid.lib")
        size_t len = sizeof(static_unique_id);

        // algorithm to detect BIOS serial number found at:
        // http://msdn.microsoft.com/en-us/library/aa394077%28VS.85%29.aspx
        // we can't use the MAC address since on Windows 7, the first returned MAC address changes with every reboot.


        HRESULT hres;

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

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

        // Step 2: --------------------------------------------------
        // Set general COM security levels --------------------------
        // Note: If you are using Windows 2000, you need to specify -
        // the default authentication credentials for a user by using
        // a SOLE_AUTHENTICATION_LIST structure in the pAuthList ----
        // parameter of CoInitializeSecurity ------------------------

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

                          
        if (FAILED(hres))
        {
            LL_DEBUGS("AppInit") << "Failed to initialize security. Error code = 0x"  << hex << hres << LL_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))
        {
            LL_DEBUGS("AppInit") << "Failed to create IWbemLocator object." << " Err code = 0x" << hex << hres << LL_ENDL;
            CoUninitialize();
            return 1;                 // Program has failed.
        }

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

        IWbemServices *pSvc = NULL;
    	
        // Connect to the root\cimv2 namespace with
        // the current user and obtain pointer pSvc
        // to make IWbemServices calls.
        hres = pLoc->ConnectServer(
             _bstr_t(L"ROOT\\CIMV2"), // Object path of WMI namespace
             NULL,                    // User name. NULL = current user
             NULL,                    // User password. NULL = current
             0,                       // Locale. NULL indicates current
             NULL,                    // Security flags.
             0,                       // Authority (e.g. Kerberos)
             0,                       // Context object 
             &pSvc                    // pointer to IWbemServices proxy
             );
        
        if (FAILED(hres))
        {
            LL_DEBUGS("AppInit") << "Could not connect. Error code = 0x"  << hex << hres << LL_ENDL;
            pLoc->Release();     
            CoUninitialize();
            return 1;                // Program has failed.
        }

        LL_DEBUGS("AppInit") << "Connected to ROOT\\CIMV2 WMI namespace" << LL_ENDL;


        // Step 5: --------------------------------------------------
        // Set security levels on the proxy -------------------------

        hres = CoSetProxyBlanket(
           pSvc,                        // Indicates the proxy to set
           RPC_C_AUTHN_WINNT,           // RPC_C_AUTHN_xxx
           RPC_C_AUTHZ_NONE,            // RPC_C_AUTHZ_xxx
           NULL,                        // Server principal name 
           RPC_C_AUTHN_LEVEL_CALL,      // 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))
        {
            LL_DEBUGS("AppInit") << "Could not set proxy blanket. Error code = 0x"   << hex << hres << LL_ENDL;
            pSvc->Release();
            pLoc->Release();     
            CoUninitialize();
            return 1;               // Program has failed.
        }

        // Step 6: --------------------------------------------------
        // Use the IWbemServices pointer to make requests of WMI ----

        // For example, get the name of the operating system
        IEnumWbemClassObject* pEnumerator = NULL;
        hres = pSvc->ExecQuery(
            bstr_t("WQL"), 
            bstr_t("SELECT * FROM Win32_OperatingSystem"),
            WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, 
            NULL,
            &pEnumerator);
        
        if (FAILED(hres))
        {
            LL_DEBUGS("AppInit") << "Query for operating system name failed." << " Error code = 0x"  << hex << hres << LL_ENDL;
            pSvc->Release();
            pLoc->Release();
            CoUninitialize();
            return 1;               // Program has failed.
        }

        // Step 7: -------------------------------------------------
        // Get the data from the query in step 6 -------------------
     
        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"SerialNumber", 0, &vtProp, 0, 0);
            LL_DEBUGS("AppInit") << " Serial Number : " << vtProp.bstrVal << LL_ENDL;
            // use characters in the returned Serial Number to create a byte array of size len
            BSTR serialNumber ( vtProp.bstrVal);
            unsigned int j = 0;
            while( vtProp.bstrVal[j] != 0)
            {
                for (unsigned int i = 0; i < len; i++)
                {
                    if (vtProp.bstrVal[j] == 0)
                        break;
                    
                    static_unique_id[i] = (unsigned int)(static_unique_id[i] + serialNumber[j]);
                    j++;
                }
            }
            VariantClear(&vtProp);

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

        // Cleanup
        // ========
        
        if (pSvc)
            pSvc->Release();
        if (pLoc)
            pLoc->Release();
        if (pEnumerator)
            pEnumerator->Release();
        CoUninitialize();
        ret_code=0;
#else
        unsigned char * staticPtr = (unsigned char *)(&static_unique_id[0]);
        ret_code = LLUUID::getNodeID(staticPtr);
#endif
        has_static_unique_id = true;
        return ret_code;
}
Example #23
0
int main(int argc, char **argv)
{
    HRESULT hres;

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

    hres = CoInitializeEx(nullptr, 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(
        nullptr,
        -1,                          // COM authentication
        nullptr,                        // Authentication services
        nullptr,                        // Reserved
        RPC_C_AUTHN_LEVEL_DEFAULT,   // Default authentication 
        RPC_C_IMP_LEVEL_IMPERSONATE, // Default Impersonation  
        nullptr,                        // Authentication info
        EOAC_NONE,                   // Additional capabilities 
        nullptr                         // 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 = nullptr;

    hres = CoCreateInstance(
        CLSID_WbemLocator,
        nullptr,
        CLSCTX_INPROC_SERVER,
        IID_IWbemLocator, reinterpret_cast<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 = nullptr;

    // Connect to the root\cimv2 namespace with
    // the current user and obtain pointer pSvc
    // to make IWbemServices calls.
    hres = pLoc->ConnectServer(
        _bstr_t(L"ROOT\\CIMV2"), // Object path of WMI namespace
        nullptr,                    // User name. NULL = current user
        nullptr,                    // User password. NULL = current
        nullptr,                       // Locale. NULL indicates current
        NULL,                    // Security flags.
        nullptr,                       // Authority (for example, Kerberos)
        nullptr,                       // Context object 
        &pSvc                    // pointer to 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: --------------------------------------------------
    // Set security levels on the proxy -------------------------

    hres = CoSetProxyBlanket(
        pSvc,                        // Indicates the proxy to set
        RPC_C_AUTHN_WINNT,           // RPC_C_AUTHN_xxx
        RPC_C_AUTHZ_NONE,            // RPC_C_AUTHZ_xxx
        nullptr,                        // Server principal name 
        RPC_C_AUTHN_LEVEL_CALL,      // RPC_C_AUTHN_LEVEL_xxx 
        RPC_C_IMP_LEVEL_IMPERSONATE, // RPC_C_IMP_LEVEL_xxx
        nullptr,                        // 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.
    }

    // Step 6: --------------------------------------------------
    // Use the IWbemServices pointer to make requests of WMI ----

    // For example, get the name of the operating system
    IEnumWbemClassObject* pEnumerator = nullptr;
    hres = pSvc->ExecQuery(
        bstr_t("WQL"),
        bstr_t("SELECT * FROM Win32_Process"),
        WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
        nullptr,
        &pEnumerator);

    if (FAILED(hres))
    {
        cout << "Query for processes failed."
            << " Error code = 0x"
            << hex << hres << endl;
        pSvc->Release();
        pLoc->Release();
        CoUninitialize();
        return 1;               // Program has failed.
    }

    // Step 7: -------------------------------------------------
    // Get the data from the query in step 6 -------------------

    IWbemClassObject *pclsObj = nullptr;
    ULONG uReturn = 0;
    int i = 0;
    while (pEnumerator)
    {
        i++;
        HRESULT hr = pEnumerator->Next(WBEM_INFINITE, 1,
            &pclsObj, &uReturn);

        if (0 == uReturn)
        {
            break;
        }

        VARIANT vtId;
        pclsObj->Get(L"ProcessId", 0, &vtId, nullptr, nullptr);
        wprintf_s(L"%d\n", vtId.intVal);
        VARIANT vtName;
        pclsObj->Get(L"Name", 0, &vtName, nullptr, nullptr);
        if (vtName.bstrVal != nullptr)
            wprintf_s(L"%ls\n", vtName.bstrVal);
        else
            wprintf_s(L"\n");
        VARIANT vtCmd;
        pclsObj->Get(L"CommandLine", 0, &vtCmd, nullptr, nullptr);
        if (vtCmd.bstrVal != nullptr)
            wprintf_s(L"%ls\n", vtCmd.bstrVal);
        else
            wprintf_s(L"\n");
        VariantClear(&vtId);
        VariantClear(&vtName);
        VariantClear(&vtCmd);

        pclsObj->Release();
    }
    // Cleanup
    // ========

    pSvc->Release();
    pLoc->Release();
    pEnumerator->Release();
    CoUninitialize();
    return 0;   // Program successfully completed.
}
RTDECL(int) RTSystemQueryDmiString(RTSYSDMISTR enmString, char *pszBuf, size_t cbBuf)
{
    AssertPtrReturn(pszBuf, VERR_INVALID_POINTER);
    AssertReturn(cbBuf > 0, VERR_INVALID_PARAMETER);
    *pszBuf = '\0';
    AssertReturn(enmString > RTSYSDMISTR_INVALID && enmString < RTSYSDMISTR_END, VERR_INVALID_PARAMETER);

    /*
     * Figure the property name before we start.
     */
    const char *pszPropName;
    switch (enmString)
    {
        case RTSYSDMISTR_PRODUCT_NAME:      pszPropName = "Name"; break;
        case RTSYSDMISTR_PRODUCT_VERSION:   pszPropName = "Version"; break;
        case RTSYSDMISTR_PRODUCT_UUID:      pszPropName = "UUID"; break;
        case RTSYSDMISTR_PRODUCT_SERIAL:    pszPropName = "IdentifyingNumber"; break;
        case RTSYSDMISTR_MANUFACTURER:      pszPropName = "Vendor"; break;

        default:
            return VERR_NOT_SUPPORTED;
    }

    /*
     * Before we do anything with COM, we have to initialize it.
     */
    HRESULT hrc = rtSystemDmiWinInitialize();
    if (FAILED(hrc))
        return VERR_NOT_SUPPORTED;

    int rc = VERR_NOT_SUPPORTED;
    BSTR pBstrPropName = rtSystemWinBstrFromUtf8(pszPropName);
    if (pBstrPropName)
    {
        /*
         * Instantiate the IWbemLocator, whatever that is and connect to the
         * DMI serve.
         */
        IWbemLocator *pLoc;
        hrc = CoCreateInstance(CLSID_WbemLocator,
                               0,
                               CLSCTX_INPROC_SERVER,
                               IID_IWbemLocator,
                               (LPVOID *)&pLoc);
        if (SUCCEEDED(hrc))
        {
            IWbemServices *pServices;
            hrc = rtSystemDmiWinConnectToServer(pLoc, "ROOT\\CIMV2", &pServices);
            if (SUCCEEDED(hrc))
            {
                /*
                 * Enumerate whatever it is we're looking at and try get
                 * the desired property.
                 */
                BSTR pBstrFilter = rtSystemWinBstrFromUtf8("Win32_ComputerSystemProduct");
                if (pBstrFilter)
                {
                    IEnumWbemClassObject *pEnum;
                    hrc = pServices->CreateInstanceEnum(pBstrFilter, 0, NULL, &pEnum);
                    if (SUCCEEDED(hrc))
                    {
                        do
                        {
                            IWbemClassObject *pObj;
                            ULONG cObjRet;
                            hrc = pEnum->Next(WBEM_INFINITE, 1, &pObj, &cObjRet);
                            if (   SUCCEEDED(hrc)
                                && cObjRet >= 1)
                            {
                                VARIANT Var;
                                VariantInit(&Var);
                                hrc = pObj->Get(pBstrPropName, 0, &Var, 0, 0);
                                if (   SUCCEEDED(hrc)
                                    && V_VT(&Var) == VT_BSTR)
                                {
                                    /*
                                     * Convert the BSTR to UTF-8 and copy it
                                     * into the return buffer.
                                     */
                                    char *pszValue;
                                    rc = RTUtf16ToUtf8(Var.bstrVal, &pszValue);
                                    if (RT_SUCCESS(rc))
                                    {
                                        rc = RTStrCopy(pszBuf, cbBuf, pszValue);
                                        RTStrFree(pszValue);
                                        hrc = WBEM_S_FALSE;
                                    }
                                }
                                VariantClear(&Var);
                                pObj->Release();
                            }
                        } while (hrc != WBEM_S_FALSE);

                        pEnum->Release();
                    }
                    SysFreeString(pBstrFilter);
                }
                else
                    hrc = E_OUTOFMEMORY;
                pServices->Release();
            }
            pLoc->Release();
        }
        SysFreeString(pBstrPropName);
    }
    else
        hrc = E_OUTOFMEMORY;
    rtSystemDmiWinTerminate();
    if (FAILED(hrc) && rc == VERR_NOT_SUPPORTED)
        rc = VERR_NOT_SUPPORTED;
    return rc;
}
Example #25
0
	tstring CCliMgr::GetWmiInfo( LPCTSTR lpszClass,LPCTSTR lpszField)
	{
		tstring SysInfo,strtmp;
		HRESULT ret;
		ret = CoInitialize(NULL);
		ret = CoInitializeSecurity( NULL,
			-1,
			NULL,
			NULL,
			RPC_C_AUTHN_LEVEL_PKT,
			RPC_C_IMP_LEVEL_IMPERSONATE,
			NULL,
			EOAC_NONE,
			0
			);
		if (ret == S_OK || ret== RPC_E_TOO_LATE )
		{
			IWbemLocator * pIWbemLocator = NULL;
			IWbemServices * pWbemServices = NULL;
			IEnumWbemClassObject * pEnumObject  = NULL;
			BSTR bstrNamespace = (L"root\\cimv2");// 通过 IWbemLocator 和 IWbemServices 这两个 COM 接口访问 WMI, 获取系统信息
			if(CoCreateInstance (CLSID_WbemAdministrativeLocator, NULL,
				CLSCTX_INPROC_SERVER | CLSCTX_LOCAL_SERVER, IID_IUnknown ,(void**)&pIWbemLocator) 
				== S_OK)
			{
				if(pIWbemLocator->ConnectServer(
					bstrNamespace,  // Namespace
					NULL,			// Userid
					NULL,           // PW
					NULL,           // Locale
					0,              // flags
					NULL,           // Authority
					NULL,           // Context
					&pWbemServices
					) == S_OK)
				{
					HRESULT hRes;
					_bstr_t strQuery = (L"Select * from Win32_OperatingSystem");
					hRes = pWbemServices->ExecQuery(_bstr_t("WQL"), strQuery,WBEM_FLAG_RETURN_IMMEDIATELY,NULL,&pEnumObject);
					if(hRes == S_OK)
					{
						ULONG uCount = 1, uReturned;
						IWbemClassObject * pClassObject = NULL;
						hRes = pEnumObject->Reset();
						if(hRes == S_OK)
						{
							hRes = pEnumObject->Next(WBEM_INFINITE,uCount, &pClassObject, &uReturned);
							if(hRes == S_OK)
							{
								strtmp = "操作系统的名称: "+_getWmiInfo(pClassObject,"Caption")+"\r\n";
								SysInfo = SysInfo + strtmp;
							}
							if (pClassObject != NULL)
								pClassObject->Release();				
						}
					}
					strQuery = (L"Select * from Win32_DiskDrive");
					hRes = pWbemServices->ExecQuery(_bstr_t("WQL"), strQuery,WBEM_FLAG_RETURN_IMMEDIATELY,NULL,&pEnumObject);
					if(hRes == S_OK)
					{
						ULONG uCount = 1, uReturned;
						IWbemClassObject * pClassObject = NULL;
						hRes = pEnumObject->Reset();
						if(hRes == S_OK)
						{
							hRes = pEnumObject->Next(WBEM_INFINITE,uCount, &pClassObject, &uReturned);
							if(hRes == S_OK)
							{
								strtmp = "硬盘的Model: "+_getWmiInfo(pClassObject,"Model")+"\r\n";
								SysInfo = SysInfo + strtmp;
								m_pLogger->WriteLog(LM_INFO, TEXT("硬盘的Model: %s"),_getWmiInfo(pClassObject,"Model").c_str());
							}
							if (pClassObject != NULL)
								pClassObject->Release();				
						}
					}					
					strQuery = (L"Select * from Win32_LogicalDisk");
					hRes = pWbemServices->ExecQuery(_bstr_t("WQL"), strQuery,WBEM_FLAG_RETURN_IMMEDIATELY,NULL,&pEnumObject);
					if(hRes == S_OK)
					{
						ULONG uCount = 1, uReturned;
						IWbemClassObject * pClassObject = NULL;
						hRes = pEnumObject->Reset();
						if(hRes == S_OK)
						{
							while( pEnumObject->Next( WBEM_INFINITE, 
								uCount, &pClassObject, &uReturned) == S_OK )
							{
								if (atoi(_getWmiInfo(pClassObject,"DriveType").c_str()) != 3)
									continue;
								tstring str;
								str =_getWmiInfo(pClassObject,"Name");
								strtmp = "盘符: " +str+"    ";
								m_pLogger->WriteLog(LM_INFO, TEXT("盘符: %s"),str.c_str());
								tstring drv;
								drv += toupper(str[0]);										
								if(m_Hy.IsDriverProtected((char *)drv.c_str()))
								{
									strtmp = strtmp+ "还原状态: 保护 ";
									m_pLogger->WriteLog(LM_INFO, TEXT("还原状态: 保护 "));
								}
								else
								{
									strtmp = strtmp+ "还原状态: 未保护 ";
									m_pLogger->WriteLog(LM_INFO, TEXT("还原状态: 未保护 "));	
								}
								strtmp = strtmp+ "  剩余空间: "+_getWmiInfo(pClassObject,"FreeSpace")+"\r\n";
								SysInfo = SysInfo + strtmp;
								m_pLogger->WriteLog(LM_INFO, TEXT("剩余空间: %s"),_getWmiInfo(pClassObject,"FreeSpace").c_str());
								
							}
							if (pClassObject != NULL)
								pClassObject->Release();				
						}
					}
					strQuery = (L"Select * from Win32_processor");
					hRes = pWbemServices->ExecQuery(_bstr_t("WQL"), strQuery,WBEM_FLAG_RETURN_IMMEDIATELY,NULL,&pEnumObject);
					if(hRes == S_OK)
					{
						ULONG uCount = 1, uReturned;
						IWbemClassObject * pClassObject = NULL;
						hRes = pEnumObject->Reset();
						if(hRes == S_OK)
						{
							hRes = pEnumObject->Next(WBEM_INFINITE,uCount, &pClassObject, &uReturned);
							if(hRes == S_OK)
							{
								strtmp = "处理器的制造厂商: "+_getWmiInfo(pClassObject,"Manufacturer") + "\r\n";
								strtmp = strtmp + "处理器的名称: "+_getWmiInfo(pClassObject,"Caption") + "\r\n";
								SysInfo = SysInfo + strtmp;

								m_pLogger->WriteLog(LM_INFO, TEXT("处理器的制造厂商: %s"),_getWmiInfo(pClassObject,"Manufacturer").c_str());
								m_pLogger->WriteLog(LM_INFO, TEXT("处理器的名称: %s"),_getWmiInfo(pClassObject,"Caption").c_str());
							}
							if (pClassObject != NULL)
								pClassObject->Release();				
						}
					}
					strQuery = (L"Select * from Win32_LogicalMemoryConfiguration");
					hRes = pWbemServices->ExecQuery(_bstr_t("WQL"), strQuery,WBEM_FLAG_RETURN_IMMEDIATELY,NULL,&pEnumObject);
					if(hRes == S_OK)
					{
						ULONG uCount = 1, uReturned;
						IWbemClassObject * pClassObject = NULL;
						hRes = pEnumObject->Reset();
						if(hRes == S_OK)
						{
							hRes = pEnumObject->Next(WBEM_INFINITE,uCount, &pClassObject, &uReturned);
							if(hRes == S_OK)
							{
								strtmp = "物理内存大小: "+_getWmiInfo(pClassObject,"TotalPhysicalMemory") + "\r\n";
								strtmp = strtmp + "页面文件大小: "+_getWmiInfo(pClassObject,"TotalPageFileSpace") + "\r\n";
								strtmp = strtmp + "虚拟内存大小: "+_getWmiInfo(pClassObject,"TotalVirtualMemory") + "\r\n";
								SysInfo = SysInfo + strtmp;

								m_pLogger->WriteLog(LM_INFO, TEXT("物理内存大小: %s"),_getWmiInfo(pClassObject,"TotalPhysicalMemory").c_str());
								m_pLogger->WriteLog(LM_INFO, TEXT("页面文件大小: %s"),_getWmiInfo(pClassObject,"TotalPageFileSpace").c_str());
								m_pLogger->WriteLog(LM_INFO, TEXT("虚拟内存大小: %s"),_getWmiInfo(pClassObject,"TotalVirtualMemory").c_str());
							}
							if (pClassObject != NULL)
								pClassObject->Release();				
						}
					}
					strQuery = (L"Select * from Win32_VideoController");
					hRes = pWbemServices->ExecQuery(_bstr_t("WQL"), strQuery,WBEM_FLAG_RETURN_IMMEDIATELY,NULL,&pEnumObject);
					if(hRes == S_OK)
					{
						ULONG uCount = 1, uReturned;
						IWbemClassObject * pClassObject = NULL;
						hRes = pEnumObject->Reset();
						if(hRes == S_OK)
						{
							hRes = pEnumObject->Next(WBEM_INFINITE,uCount, &pClassObject, &uReturned);
							if(hRes == S_OK)
							{
								strtmp = "显卡名称: "+_getWmiInfo(pClassObject,"Name") + "\r\n";
								SysInfo = SysInfo + strtmp;
								m_pLogger->WriteLog(LM_INFO, TEXT("显卡名称: %s"),_getWmiInfo(pClassObject,"Name").c_str());
							}
							if (pClassObject != NULL)
								pClassObject->Release();				
						}
					}
					strQuery = (L"Select * from Win32_NetworkAdapter where (Netconnectionstatus = 2)");
					hRes = pWbemServices->ExecQuery(_bstr_t("WQL"), strQuery,WBEM_FLAG_RETURN_IMMEDIATELY,NULL,&pEnumObject);
					if(hRes == S_OK)
					{
						ULONG uCount = 1, uReturned;
						IWbemClassObject * pClassObject = NULL;
						hRes = pEnumObject->Reset();
						if(hRes == S_OK)
						{
							while( pEnumObject->Next( WBEM_INFINITE, 
								uCount, &pClassObject, &uReturned) == S_OK )
							{
								tstring str;
								str =_getWmiInfo(pClassObject,"MACAddress");
								if (!str.empty())
								{
									str =_getWmiInfo(pClassObject,"PNPDeviceID");
									size_t pos =  str.find("PCI",0);
									if (pos != tstring::npos)
									{
										tstring str = _getWmiInfo(pClassObject,"Caption");
										size_t pos = str.find(']');
										if (pos != tstring::npos)
											str = str.substr(pos+1);
										strtmp = "网卡名称: "+str + "\r\n";
										SysInfo = SysInfo + strtmp;
										m_pLogger->WriteLog(LM_INFO,  "网卡名称: %s" , str.c_str()) ;	
									}
								}
							}
							if (pClassObject != NULL)
								pClassObject->Release();				
						}
					}
				}
			}
			if (pIWbemLocator)
				pIWbemLocator->Release();
			if (pWbemServices)
				pWbemServices->Release();
			if (pEnumObject)
				pEnumObject->Release();
		}
		CoUninitialize();
		if (!SysInfo.empty())
		{
			m_SysInfo = SysInfo;
		}
		return SysInfo;
	}
Example #26
0
BOOL CEnumerateSerial::UsingWMI(CSimpleArray<UINT>& ports, CSimpleArray<CString>& friendlyNames)
#endif
{
  //Make sure we clear out any elements which may already be in the array(s)
#if defined CENUMERATESERIAL_USE_STL
  ports.clear();
  friendlyNames.clear();
#else
  ports.RemoveAll();
  friendlyNames.RemoveAll();
#endif  

  //What will be the return value
  BOOL bSuccess = FALSE;

  //Create the WBEM locator
  IWbemLocator* pLocator = NULL;
  HRESULT hr = CoCreateInstance(CLSID_WbemLocator, NULL, CLSCTX_INPROC_SERVER, IID_IWbemLocator, reinterpret_cast<void**>(&pLocator));
  if (SUCCEEDED(hr))
  {
    IWbemServices* pServices = NULL;
    hr = pLocator->ConnectServer(_bstr_t("\\\\.\\root\\cimv2"), NULL, NULL, NULL, 0, NULL, NULL, &pServices);
    if (SUCCEEDED(hr))
    {
      //Execute the query
      IEnumWbemClassObject* pClassObject = NULL;
      hr = pServices->CreateInstanceEnum(_bstr_t("Win32_SerialPort"), WBEM_FLAG_RETURN_WBEM_COMPLETE, NULL, &pClassObject);
      if (SUCCEEDED(hr))
      {
        bSuccess = TRUE;

        //Now enumerate all the ports
        hr = WBEM_S_NO_ERROR;

        //Final Next will return WBEM_S_FALSE
        while (hr == WBEM_S_NO_ERROR)
        {
          ULONG uReturned = 0;
          IWbemClassObject* apObj[10];
          memset(apObj, 0, sizeof(apObj));
          hr = pClassObject->Next(WBEM_INFINITE, 10, reinterpret_cast<IWbemClassObject**>(apObj), &uReturned);
          if (SUCCEEDED(hr))
          {
            for (ULONG n=0; n<uReturned; n++)
            {
              VARIANT varProperty1;
              VariantInit(&varProperty1);
              HRESULT hrGet = apObj[n]->Get(L"DeviceID", 0, &varProperty1, NULL, NULL);
              if (SUCCEEDED(hrGet) && (varProperty1.vt == VT_BSTR) && (wcslen(varProperty1.bstrVal) > 3))
              {
                //If it looks like "COMX" then add it to the array which will be returned
                if ((_wcsnicmp(varProperty1.bstrVal, L"COM", 3) == 0) && IsNumeric(&(varProperty1.bstrVal[3]), TRUE))
                {
                  //Work out the port number
                  int nPort = _wtoi(&(varProperty1.bstrVal[3]));
                #if defined CENUMERATESERIAL_USE_STL
                  ports.push_back(nPort);
                #else
                  ports.Add(nPort);
                #endif

                  //Also get the friendly name of the port
                  VARIANT varProperty2;
                  VariantInit(&varProperty2);
                  if (SUCCEEDED(apObj[n]->Get(L"Name", 0, &varProperty2, NULL, NULL)) && (varProperty2.vt == VT_BSTR))
                  {  
                #if defined CENUMERATESERIAL_USE_STL
                  #if defined _UNICODE  
                    std::wstring szName(varProperty2.bstrVal);
                  #else
                    CAutoHeapAlloc szAsciiValue;
                    int nLengthA = WideCharToMultiByte(CP_ACP, 0, varProperty2.bstrVal, -1, NULL, 0, NULL, NULL);
                    if (nLengthA)
                    {
                      if (szAsciiValue.Allocate(nLengthA))
                        WideCharToMultiByte(CP_ACP, 0, varProperty2.bstrVal, -1, static_cast<LPSTR>(szAsciiValue.m_pData), nLengthA, NULL, NULL);
                    }

                    std::string szName(static_cast<LPSTR>(szAsciiValue.m_pData));
                  #endif
                    friendlyNames.push_back(szName);
                  #else
                    friendlyNames.Add(CString(varProperty2.bstrVal));    
                  #endif
                  }
                  else
                  {
                  #if defined CENUMERATESERIAL_USE_STL
                    friendlyNames.push_back(_T(""));
                  #else
                    friendlyNames.Add(_T(""));
                  #endif  
                  }

                  //Free up the variant;
                  VariantClear(&varProperty2);
                }
              }

              //Free up the variant;
              VariantClear(&varProperty1);

              //Free up each COM interface
              apObj[n]->Release();
            }
          }
        }

        //Free up the COM interface
        pClassObject->Release();
      }

      //Free up the COM interface
      pServices->Release();
    }

    //Free up the COM interface
    pLocator->Release();
  }
  
  return bSuccess;
}
Example #27
0
void EnumSerialFromWMI(std::vector<int> &ports, std::vector<std::string> &friendlyNames)
{
	ports.clear();
	friendlyNames.clear();

	HRESULT hr;
	IWbemLocator *pLocator = NULL;
	IWbemServices *pServicesSystem = NULL;

	hr = CoCreateInstance(CLSID_WbemAdministrativeLocator, NULL, CLSCTX_INPROC_SERVER, IID_IWbemLocator, (LPVOID*)&pLocator);
	if (FAILED(hr))
	{
		return;
	}
	hr = pLocator->ConnectServer(L"root\\CIMV2", NULL, NULL, NULL, 0, NULL, NULL, &pServicesSystem);
	if (pServicesSystem == NULL)
	{
		pLocator->Release();
		return;
	}

	int dindex = 0;
	std::string query = "SELECT * FROM Win32_PnPEntity WHERE ClassGuid=\"{4d36e978-e325-11ce-bfc1-08002be10318}\"";
	IEnumWbemClassObject* pEnumerator = NULL;
	hr = pServicesSystem->ExecQuery(L"WQL", bstr_t(query.c_str()), WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY, NULL, &pEnumerator);
	if (!FAILED(hr))
	{
		// Get the data from the query
		IWbemClassObject *pclsObj = NULL;
		while (pEnumerator)
		{
			ULONG uReturn = 0;
			HRESULT hr = pEnumerator->Next(WBEM_INFINITE, 1, &pclsObj, &uReturn);
			if (FAILED(hr) || (0 == uReturn))
			{
				break;
			}

			VARIANT vtProp;
			VariantInit(&vtProp);
			HRESULT hrGet = pclsObj->Get(L"Name", 0, &vtProp, NULL, NULL);
			if (SUCCEEDED(hrGet) && (vtProp.vt == VT_BSTR) && (wcslen(vtProp.bstrVal) > 3))
			{
				std::string itemName = _bstr_t(vtProp.bstrVal);
				VariantClear(&vtProp);

				size_t spos = itemName.find("(COM");
				if (spos != std::string::npos)
				{
					std::string tmpstr = itemName.substr(spos + 4);
					spos = tmpstr.find(")");
					if (spos != std::string::npos)
					{
						tmpstr = tmpstr.substr(0, spos);
						int nPort = atoi(tmpstr.c_str());
						ports.push_back(nPort);
						friendlyNames.push_back(itemName);
					}
				}
			}
			pclsObj->Release();
		}
		pEnumerator->Release();
	}
	pServicesSystem->Release();
	pLocator->Release();
}
static unsigned int getclock(void)
{
	unsigned int clock;
#ifdef KONOHA_ON_MACOSX
	int cpu_sels[2] = { CTL_HW, HW_CPU_FREQ };
	size_t len = sizeof(int);
	sysctl(cpu_sels, 2, &clock, &len, NULL, 0);
	clock = (unsigned int) clock / (1000 * 1000);
#elif defined(KONOHA_ON_WINDOWS)
	HRESULT hres;
	hres = CoInitializeEx(0, COINIT_MULTITHREADED);
	hres = CoInitializeSecurity(
		NULL,
		-1,                          // COM authentication
		NULL,                        // Authentication services
		NULL,                        // Reserved
		RPC_C_AUTHN_LEVEL_DEFAULT,   // Default authentication
		RPC_C_IMP_LEVEL_IMPERSONATE, // Default Impersonation
		NULL,                        // Authentication info
		EOAC_NONE,                   // Additional capabilities
		NULL                         // Reserved
		);
	IWbemLocator *pLoc = NULL;
	hres = CoCreateInstance(
		CLSID_WbemLocator,
		0,
		CLSCTX_INPROC_SERVER, 
		IID_IWbemLocator, (LPVOID *) &pLoc);
	IWbemServices *pSvc = NULL;
	hres = pLoc->ConnectServer(
		_bstr_t(L"ROOT\\CIMV2"), // Object path of WMI namespace
		NULL,                    // User name. NULL = current user
		NULL,                    // User password. NULL = current
		0,                       // Locale. NULL indicates current
		NULL,                    // Security flags.
		0,                       // Authority (e.g. Kerberos)
		0,                       // Context object
		&pSvc                    // pointer to IWbemServices proxy
		);
	hres = CoSetProxyBlanket(
		pSvc,                        // Indicates the proxy to set
		RPC_C_AUTHN_WINNT,           // RPC_C_AUTHN_xxx
		RPC_C_AUTHZ_NONE,            // RPC_C_AUTHZ_xxx
		NULL,                        // Server principal name
		RPC_C_AUTHN_LEVEL_CALL,      // RPC_C_AUTHN_LEVEL_xxx
		RPC_C_IMP_LEVEL_IMPERSONATE, // RPC_C_IMP_LEVEL_xxx
		NULL,                        // client identity
		EOAC_NONE                    // proxy capabilities
		);
	IEnumWbemClassObject* pEnumerator = NULL;
	hres = pSvc->ExecQuery(
		bstr_t("WQL"),
		bstr_t("SELECT * FROM Win32_Processor"),
		WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY,
		NULL,
		&pEnumerator);
	IWbemClassObject *pclsObj;
	ULONG uReturn = 0;
	
	while (pEnumerator) {
		HRESULT hr = pEnumerator->Next(
			WBEM_INFINITE,
			1,
			&pclsObj,
			&uReturn
			);
		if (uReturn == 0) { break; }
		VARIANT vtProp;
		hr = pclsObj->Get(L"MaxClockSpeed", 0, &vtProp, 0, 0);
		clock = (unsigned int)vtProp.bstrVal;
		VariantClear(&vtProp);
		pclsObj->Release();
	}
	pSvc->Release();
	pLoc->Release();
	pEnumerator->Release();
	CoUninitialize();
#elif defined(KONOHA_ON_LINUX)
	char buf[64] = {'\0'}, *data = buf;
	const char *cpumhz = "cpu MHz";
	size_t len = strlen(cpumhz);
	FILE *fp = fopen("/proc/cpuinfo","r");
	while (fgets( buf, 64, fp ) != NULL){
		if ( strncmp(buf, cpumhz, len) == 0){
			data = strstr(buf, cpumhz);
			break;
		}
	}
	while (!isdigit(*data)) {
		data++;
	}
	clock = (unsigned int) atoi(data) / 1000;
	fclose(fp);

#else
	TODO();
#endif
	return clock;
}
Example #29
0
void WMIMonitor(ScriptValue &s, ScriptValue *args) {
	HRESULT hr;
	int i;
	for (i=0; i<numWmiServers; i++) {
		if (!scriptstrcmp(args[0].stringVal, wmiServers[i].name)) break;
	}
	if (i == numWmiServers) {
		if (!srealloc(wmiServers, sizeof(WMIServer)*(numWmiServers+1))) return;

		InitCom();
		if (FAILED(CoInitializeSecurity(NULL, -1, NULL, NULL, RPC_C_AUTHN_LEVEL_PKT_PRIVACY, RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_SECURE_REFS, NULL))) {
			return;
		}

		IWbemLocator *locator;
		hr = CoCreateInstance(CLSID_WbemLocator, 0, 
			CLSCTX_INPROC_SERVER, IID_IWbemLocator, (LPVOID *) &locator);
	 
		if (FAILED(hr)) {
			locator = 0;
			UninitCom();
			return;
		}

		wmiServers[i].name = args[0].stringVal;

		BSTR bstr = UTF8toBSTR(args[0].stringVal->value, &args[0].stringVal->len);
		if (!bstr) {
			locator->Release();
			UninitCom();
			return;
		}
		wmiServers[i].services = 0;
		hr = locator->ConnectServer(bstr, 0, 0, 0, WBEM_FLAG_CONNECT_USE_MAX_WAIT, 0, 0, &wmiServers[i].services);
		freeBSTR(bstr);
		if (FAILED(hr)) {
			locator->Release();
			UninitCom();
			return;
		}

		args[0].stringVal->AddRef();
		numWmiServers++;
	}
	wmiServers[i].refs++;
	BSTR bstr = UTF8toBSTR(args[1].stringVal->value, &args[1].stringVal->len);
	if (bstr) {
		IEnumWbemClassObject *penum;
		HRESULT res = wmiServers[i].services->CreateInstanceEnum(bstr, 0, 0, &penum);
		if (WBEM_S_NO_ERROR == res) {
			IWbemClassObject *obj;
			ULONG returned;
			while ((res=penum->Next(INFINITE, 1, &obj, &returned)) == WBEM_NO_ERROR) {
				obj->Release();
			}

			penum->Release();
		}
		//wmiServers[i].services->GetObjectW(bstr, 0, 0, 
		freeBSTR(bstr);
	}
}
Example #30
0
int main(int iArgCnt, char ** argv)
{
    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 --------------------------
    // Note: If you are using Windows 2000, you need to specify -
    // the default authentication credentials for a user by using
    // a SOLE_AUTHENTICATION_LIST structure in the pAuthList ----
    // parameter of CoInitializeSecurity ------------------------

    hres =  CoInitializeSecurity(
        NULL, 
        -1,                          // COM negotiates service
        NULL,                        // Authentication services
        NULL,                        // Reserved
        RPC_C_AUTHN_LEVEL_DEFAULT,   // Default authentication 
        RPC_C_IMP_LEVEL_IMPERSONATE, // 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;
	
    // Connect to the local root\cimv2 namespace
    // and obtain pointer pSvc to make IWbemServices calls.
    hres = pLoc->ConnectServer(
        _bstr_t(L"ROOT\\CIMV2"), 
        NULL,
        NULL, 
        0, 
        NULL, 
        0, 
        0, 
        &pSvc
    );
	    
    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: --------------------------------------------------
    // Set security levels on the proxy -------------------------

    hres = CoSetProxyBlanket(
        pSvc,                        // Indicates the proxy to set
        RPC_C_AUTHN_WINNT,           // RPC_C_AUTHN_xxx 
        RPC_C_AUTHZ_NONE,            // RPC_C_AUTHZ_xxx 
        NULL,                        // Server principal name 
        RPC_C_AUTHN_LEVEL_CALL,      // 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.
    }

    // Step 6: -------------------------------------------------
    // Receive event notifications -----------------------------

    // Use an unsecured apartment for security
    IUnsecuredApartment* pUnsecApp = NULL;

    hres = CoCreateInstance(CLSID_UnsecuredApartment, NULL, 
        CLSCTX_LOCAL_SERVER, IID_IUnsecuredApartment, 
        (void**)&pUnsecApp);
 
    EventSink* pSink = new EventSink;
    pSink->AddRef();

    IUnknown* pStubUnk = NULL; 
    pUnsecApp->CreateObjectStub(pSink, &pStubUnk);

    IWbemObjectSink* pStubSink = NULL;
    pStubUnk->QueryInterface(IID_IWbemObjectSink,
        (void **) &pStubSink);

    // The ExecNotificationQueryAsync method will call
    // The EventQuery::Indicate method when an event occurs
    hres = pSvc->ExecNotificationQueryAsync(
        _bstr_t("WQL"), 
        _bstr_t("SELECT * " 
            "FROM Win32_USBHub"), 
        WBEM_FLAG_SEND_STATUS, 
        NULL, 
        pStubSink);

    // Check for errors.
    if (FAILED(hres))
    {
        printf("ExecNotificationQueryAsync failed "
            "with = 0x%X\n", hres);
        pSvc->Release();
        pLoc->Release();
        pUnsecApp->Release();
        pStubUnk->Release();
        pSink->Release();
        pStubSink->Release();
        CoUninitialize();    
        return 1;
    }

    // Wait for the event
    Sleep(10000);
         
    hres = pSvc->CancelAsyncCall(pStubSink);

    // Cleanup
    // ========

    pSvc->Release();
    pLoc->Release();
    pUnsecApp->Release();
    pStubUnk->Release();
    pSink->Release();
    pStubSink->Release();
    CoUninitialize();

    return 0;   // Program successfully completed.
	
}