Leaked source code of windows server 2003
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/*++
Copyright (c) 1999-2000 Microsoft Corporation
Module Name:
HelpMgr.h
Abstract:
Declaration of the CRemoteDesktopHelpSessionMgr
Author:
HueiWang 2/17/2000
--*/
#ifndef __REMOTEDESKTOPHELPSESSIONMGR_H_
#define __REMOTEDESKTOPHELPSESSIONMGR_H_
#include "resource.h" // main symbols
typedef struct __ExpertLogoffStruct {
HANDLE hWaitObject;
HANDLE hWaitProcess;
LONG ExpertSessionId;
CComBSTR bstrHelpedTicketId;
CComBSTR bstrWinStationName;
__ExpertLogoffStruct() {
hWaitObject = NULL;
hWaitProcess = NULL;
};
~__ExpertLogoffStruct() {
if( NULL != hWaitObject )
{
UnregisterWait( hWaitObject );
}
if( NULL != hWaitProcess )
{
CloseHandle( hWaitProcess );
}
}
} EXPERTLOGOFFSTRUCT, *PEXPERTLOGOFFSTRUCT;
#ifdef __cplusplus
extern "C"{
#endif
HRESULT
ImpersonateClient();
void
EndImpersonateClient();
HRESULT
LoadLocalSystemSID();
HRESULT
LoadSessionResolver(
ISAFRemoteDesktopCallback** ppResolver
);
DWORD
MonitorExpertLogoff(
IN LONG pidToWaitFor,
IN LONG expertSessionId,
IN BSTR bstrHelpedTicketId
);
VOID
CleanupMonitorExpertList();
#ifdef __cplusplus
}
#endif
typedef MAP<PVOID, PEXPERTLOGOFFSTRUCT> EXPERTLOGOFFMONITORLIST;
class CRemoteDesktopHelpSession;
//
// Help Session Manager service name, this must be consistent with
// with COM or COM won't find us.
//
#define HELPSESSIONMGR_SERVICE_NAME \
_TEXT("RemoteDesktopHelpSessionMgr")
//
// STL Help Session ID to actual help session object map.
//
typedef MAP< CComBSTR, CComObject<CRemoteDesktopHelpSession>* > IDToSessionMap;
typedef CComObject< CRemoteDesktopHelpSession > RemoteDesktopHelpSessionObj;
/////////////////////////////////////////////////////////////////////////////
// CRemoteDesktopHelpSessionMgr
class ATL_NO_VTABLE CRemoteDesktopHelpSessionMgr :
public CComObjectRootEx<CComMultiThreadModel>,
public CComCoClass<CRemoteDesktopHelpSessionMgr, &CLSID_RemoteDesktopHelpSessionMgr>,
public IDispatchImpl<IRemoteDesktopHelpSessionMgr, &IID_IRemoteDesktopHelpSessionMgr, &LIBID_RDSESSMGRLib>
{
friend class CRemoteDesktopUserPolicy;
public:
CRemoteDesktopHelpSessionMgr();
~CRemoteDesktopHelpSessionMgr() {}
DECLARE_REGISTRY_RESOURCEID(IDR_REMOTEDESKTOPHELPSESSIONMGR)
//DECLARE_CLASSFACTORY_SINGLETON(CRemoteDesktopHelpSessionMgr)
DECLARE_PROTECT_FINAL_CONSTRUCT()
BEGIN_COM_MAP(CRemoteDesktopHelpSessionMgr)
COM_INTERFACE_ENTRY(IRemoteDesktopHelpSessionMgr)
COM_INTERFACE_ENTRY(IDispatch)
END_COM_MAP()
//
// Can't impersonate so can't pre-load user SID at FinalConstruct()
//
HRESULT
FinalConstruct()
{
ULONG count = _Module.AddRef();
DebugPrintf(
_TEXT("Module AddRef by CRemoteDesktopHelpSessionMgr() %d...\n"),
count
);
BOOL bSuccess = _Module.InitializeSessmgr();
DebugPrintf(
_TEXT("_Module.InitializeSessmgr() return %d\n"),
bSuccess
);
return S_OK;
}
void
FinalRelease()
{
Cleanup();
ULONG count = _Module.Release();
DebugPrintf(
_TEXT("Module Release by CRemoteDesktopHelpSessionMgr() %d ...\n"),
count
);
}
// IRemoteDesktopHelpSessionMgr
public:
STDMETHOD(ResetHelpAssistantAccount)(
/*[in]*/ BOOL bForce
);
STDMETHOD(CreateHelpSession)(
/*[in]*/ BSTR bstrSessName,
/*[in]*/ BSTR bstrSessPwd,
/*[in]*/ BSTR bstrUserHelpBlob,
/*[in]*/ BSTR bstrUserHelpCreateBlob,
/*[out, retval]*/ IRemoteDesktopHelpSession** ppIRemoteDesktopHelpSession
);
STDMETHOD(DeleteHelpSession)(
/*[in]*/ BSTR HelpSessionID
);
STDMETHOD(RetrieveHelpSession)(
/*[in]*/ BSTR HelpSessionID,
/*[out, retval]*/ IRemoteDesktopHelpSession** ppIRemoteDesktopHelpSession
);
STDMETHOD(VerifyUserHelpSession)(
/*[in]*/ BSTR HelpSessionId,
/*[in]*/ BSTR bstrSessPwd,
/*[in]*/ BSTR bstrResolverConnectBlob,
/*[in]*/ BSTR bstrUserHelpCreateBlob,
/*[in]*/ LONG CallerProcessId,
/*[out]*/ ULONG_PTR* phHelpCtr,
/*[out]*/ LONG* pResolverRetCode,
/*[out, retval]*/ long* pdwUserLogonSession
);
STDMETHOD(GetUserSessionRdsSetting)(
/*[out, retval]*/ REMOTE_DESKTOP_SHARING_CLASS* sessionRdsLevel
);
STDMETHOD(RemoteCreateHelpSession)(
/*[in]*/ REMOTE_DESKTOP_SHARING_CLASS sharingClass,
/*[in]*/ LONG timeOut,
/*[in]*/ LONG userSessionId,
/*[in]*/ BSTR userSid,
/*[in]*/ BSTR bstrUserHelpCreateBlob,
/*[out, retval]*/ BSTR* parms
);
STDMETHOD(CreateHelpSessionEx)(
/*[in]*/ REMOTE_DESKTOP_SHARING_CLASS sharingClass,
/*[in]*/ BOOL fEnableCallback,
/*[in]*/ LONG timeOut,
/*[in]*/ LONG userSessionId,
/*[in]*/ BSTR userSid,
/*[in]*/ BSTR bstrUserHelpCreateBlob,
/*[out, retval]*/ IRemoteDesktopHelpSession** ppIRemoteDesktopHelpSession
);
HRESULT RemoteCreateHelpSessionEx(
/*[in]*/ BOOL bCacheEntry,
/*[in]*/ BOOL bEnableResolver,
/*[in]*/ REMOTE_DESKTOP_SHARING_CLASS sharingClass,
/*[in]*/ LONG timeOut,
/*[in]*/ LONG userSessionId,
/*[in]*/ BSTR userSid,
/*[in]*/ BSTR bstrUserHelpCreateBlob,
/*[out, retval]*/ RemoteDesktopHelpSessionObj** ppIRemoteDesktopHelpSession
);
STDMETHOD(IsValidHelpSession)(
/*[in]*/ BSTR HelpSessionId,
/*[in]*/ BSTR HelpSessionPwd
);
STDMETHOD(LogSalemEvent)(
/*[in]*/ long ulEventType,
/*[in]*/ long ulEventCode,
/*[in]*/ VARIANT* pEventStrings
);
STDMETHOD(PrepareSystemRestore)();
static HRESULT
AddHelpSessionToCache(
IN BSTR bstrHelpId,
IN CComObject<CRemoteDesktopHelpSession>* pIHelpSession
);
static HRESULT
DeleteHelpSessionFromCache(
IN BSTR bstrHelpId
);
static void
TimeoutHelpSesion();
static void
LockIDToSessionMapCache()
{
gm_HelpIdToHelpSession.Lock();
}
static void
UnlockIDToSessionMapCache()
{
gm_HelpIdToHelpSession.Unlock();
}
static HRESULT
LogoffUserHelpSessionCallback(
IN CComBSTR& bstrHelpId,
IN HANDLE userData
);
static void
NotifyHelpSesionLogoff(
DWORD dwLogonId
);
static void
NotifyExpertLogoff(
LONG ExpertSessionId,
BSTR HelpedTicketId
);
static void
NotifyPendingHelpServiceStartup();
static HRESULT
NotifyPendingHelpServiceStartCallback(
IN CComBSTR& bstrHelpId,
IN HANDLE userData
);
private:
HRESULT
LogSalemEvent(
IN long ulEventType,
IN long ulEventCode,
IN long numStrings = 0,
IN LPTSTR* strings = NULL
);
static
RemoteDesktopHelpSessionObj*
LoadHelpSessionObj(
IN CRemoteDesktopHelpSessionMgr* pMgr,
IN BSTR bstrHelpSession,
IN BOOL bLoadExpiredHelp = FALSE
);
static HRESULT
ExpireUserHelpSessionCallback(
IN CComBSTR& pHelp,
IN HANDLE userData
);
static HRESULT
GenerateHelpSessionId(
OUT CComBSTR& bstrHelpId
);
static HRESULT
AcquireAssistantAccount();
static HRESULT
ReleaseAssistantAccount();
void
Cleanup();
HRESULT
IsUserAllowToGetHelp(
OUT BOOL* pbAllow
);
BOOL
CheckAccessRights(
IN CComObject<CRemoteDesktopHelpSession>* pIHelpSess
);
HRESULT
CreateHelpSession(
IN BOOL bCacheEntry,
IN BSTR bstrSessName,
IN BSTR bstrSessPwd,
IN BSTR bstrSessDesc,
IN BSTR bstrSessBlob,
IN LONG userLogonId,
IN BSTR bstrClientSID,
OUT RemoteDesktopHelpSessionObj** ppIRemoteDesktopHelpSession
);
HRESULT
LoadUserSid();
LONG m_LogonId;
PBYTE m_pbUserSid; // Client SID.
DWORD m_cbUserSid; // size of client SID.
CComBSTR m_bstrUserSid; // For performance reason, convert SID to string
// form once for all.
//LONG m_lAccountAcquiredByLocal; // number of reference lock this connection placed on
// help assistant account
typedef vector< CComBSTR > LocalHelpSessionCache;
// STL does not like list<CComBSTR>, CComBSTR has & defined.
//LocalHelpSessionCache m_HelpListByLocal; // ID of Help Session created by this connection.
static CCriticalSection gm_AccRefCountCS;
//
// COM create a new CRemoteDesktopHelpSessionMgr object for new connection
// so these values must be static
//
static IDToSessionMap gm_HelpIdToHelpSession;
};
#endif //__REMOTEDESKTOPHELPSESSIONMGR_H_