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ProSysLib: Dissecting the Process

, 22 Nov 2010
Access detailed information about the current process the easiest way.
ProcessInfo32_bin.zip
ProcessInfo.exe
ProSysLib.dll
Interop.ProSysLib.dll
ProcessInfo64_bin.zip
Interop.ProSysLib.dll
ProcessInfo.exe
ProSysLib.dll
ProcessInfo_bin.zip
PSL64v0.9.dll
Interop.ProSysLib.dll
ProcessInfo.exe
PSL32v0.9.dll
ProSysLib_v0.9.zip
ProSysLib_v0.9
Bin
PSL32v0.9.dll
PSL64v0.9.dll
Help
Samples
C#2008
ProcessInfo
Properties
Settings.settings
ProcessViewer
Properties
Settings.settings
VB6
CPUInfo.exe
CPUInfo.frm
CPUInfo.frx
CPUInfo.vbp
CPUInfo.vbw
VC2008
Deployment
Src
mssccprj.scc
ProSysLib.def
ProSysLib.rgs
ProSysLib.vcproj.vspscc
ProSysLib.vssscc
PSLSystem.rgs
PSLv0.5Setup.zip
PSLv0.5Setup.exe
PSLv0.7Setup.zip
PSLv0.7Setup.exe
// PSLWMI.h : Declaration of the CPSLWMI

#pragma once
#include "resource.h"       // main symbols
#include "GUIDs.h"
#include "PSLExceptions.h"
#include <Wbemcli.h>
#include "ProSysLib_i.h"

// CPSLWMI

class ATL_NO_VTABLE CPSLWMI :
	public CComObjectRootEx<CComMultiThreadModel>,
	public CComCoClass<CPSLWMI, &CLSID_PSLWMI>,
	public IDispatchImpl<IPSLWMI, &IID_IPSLWMI, &LIBID_ProSysLib, PSL_HiVersion, PSL_LoVersion>,
	public CPSLException<&CLSID_PSLWMI, &IID_IPSLWMI>
{
public:

	CPSLWMI();
	~CPSLWMI();

BEGIN_COM_MAP(CPSLWMI)
	COM_INTERFACE_ENTRY(IPSLWMI)
	COM_INTERFACE_ENTRY(IDispatch)
	COM_INTERFACE_ENTRY(ISupportErrorInfo)
END_COM_MAP()

	DECLARE_PROTECT_FINAL_CONSTRUCT()
	HRESULT FinalConstruct();
	void FinalRelease();

////////////////////////////
// Interface Implementation:
////////////////////////////

	STDMETHOD(get_DefaultNamespace)(BSTR * pValue);
	STDMETHOD(put_DefaultNamespace)(BSTR newValue);
	STDMETHOD(get_DefaultImpersonationLevel)(PSLImpersonationLevel * pValue);
	STDMETHOD(get_InstallationDir)(BSTR * pValue);
	STDMETHOD(get_Version)(BSTR * pValue);
	STDMETHOD(get_LastError)(long * pValue);
	STDMETHOD(GetValue)(BSTR NameSpace, BSTR ClassName, BSTR ValueName, VARIANT * pValue);
	STDMETHOD(GetRowValues)(BSTR NameSpace, BSTR ClassName, BSTR ValueName, SAFEARRAY ** ppValue);
	STDMETHOD(GetColValues)(BSTR NameSpace, BSTR ClassName, BSTR ValueNameCSV, SAFEARRAY ** ppValue);
	STDMETHOD(GetColNames)(BSTR NameSpace, BSTR ClassName, SAFEARRAY ** ppValue);
	STDMETHOD(GetData)(BSTR NameSpace, BSTR WQL, IPSLTable ** ppValue);
	
private:

	_bstr_t m_sDefaultNamespace;
	PSLImpersonationLevel m_DefaultImpersonationLevel;
	_bstr_t m_sInstallationDir;
	_bstr_t m_sVersion;
	long m_LastError;

	CRITICAL_SECTION m_csLocator;
	CRITICAL_SECTION m_csServices;

	static bool ExtractSELECTDetails(LPCTSTR sQuery, tstring & sClassName, vector<tstring> & Columns, bool & bAllCols, bool & bHasSpecials);
	static bool GetWQLColumnsFromCSV(LPCTSTR sText, vector<tstring> & Columns);

	HRESULT RaiseWMIException(long lErrorCode);

	CComPtr<IWbemLocator> GetLocator(long & lErrorCode);
	CComPtr<IWbemServices> GetServices(BSTR NameSpace, long & lErrorCode);
	CComPtr<IEnumWbemClassObject> ExecuteQuery(BSTR NameSpace, LPCTSTR sWQL, long & lErrorCode);

	CComPtr<IWbemLocator> m_pLocator;
	CComPtr<IWbemServices> m_pServices;

	_bstr_t m_sServiceName; // Current service name in m_pServices;
};


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About the Author

Vitaly Tomilov
Software Developer (Senior) Sibedge IT
Ireland Ireland
My online CV: cv.vitalytomilov.com

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