Leaked source code of windows server 2003
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/*++
Copyright (C) 1996-2001 Microsoft Corporation
Module Name:
ProvSubS.cpp
Abstract:
History:
--*/
#include <precomp.h>
#include <wbemint.h>
#include <HelperFuncs.h>
#include <Logging.h>
#include <CGlobals.h>
#include "Globals.h"
#include "ClassFac.h"
#include "ProvInSk.h"
#include "ProvLoad.h"
#include "ProvHost.h"
#include "ProvCache.h"
#include "ProvRMgr.h"
#include "Guids.h"
#include <tpwrap.cpp>
#ifdef WMIASLOCAL
#include "Main.h"
#endif
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: AbnormalShutdown (
HostCacheKey &a_Key
)
{
WmiStatusCode t_StatusCode = ProviderSubSystem_Globals :: GetHostController ()->Shutdown ( a_Key ) ;
if ( t_StatusCode == e_StatusCode_Success )
{
}
return S_OK ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: CreateUsingToken (
HostCacheKey &a_Key ,
_IWmiProviderHost **a_Host ,
_IWbemRefresherMgr **a_RefresherManager ,
IWbemContext *a_Context
)
{
HRESULT t_Result = FindHost (
a_Context ,
a_Key ,
IID__IWmiProviderHost ,
( void ** ) a_Host
) ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = (*a_Host)->GetObject (
CLSID__WbemHostedRefresherMgr ,
0 ,
NULL ,
IID__IWbemRefresherMgr,
( void ** ) a_RefresherManager
) ;
if ( FAILED ( t_Result ) )
{
if ( ( HRESULT_ERROR_FUNC(t_Result) == RPC_S_SERVER_UNAVAILABLE ) || ( HRESULT_ERROR_FUNC(t_Result) == RPC_S_CALL_FAILED_DNE ) )
{
AbnormalShutdown ( a_Key ) ;
}
}
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: CreateUsingAccount (
HostCacheKey &a_Key ,
LPWSTR a_User ,
LPWSTR a_Domain ,
_IWmiProviderHost **a_Host ,
_IWbemRefresherMgr **a_RefresherManager ,
IWbemContext *a_Context
)
{
HRESULT t_Result = S_OK ;
/*
* Revert to LocalService
*/
CoRevertToSelf () ;
/*
* Logon the system defined Account
*/
HANDLE t_ThreadToken = NULL ;
BOOL t_Status = LogonUser (
a_User ,
a_Domain ,
NULL ,
LOGON32_LOGON_SERVICE ,
LOGON32_PROVIDER_WINNT50,
& t_ThreadToken
) ;
if ( t_Status )
{
t_Status = ImpersonateLoggedOnUser ( t_ThreadToken ) ;
if ( t_Status )
{
ProviderSubSystem_Common_Globals :: EnableAllPrivileges () ;
}
else
{
t_Result = WBEM_E_ACCESS_DENIED ;
DWORD t_LastError = GetLastError () ;
}
}
else
{
t_Result = WBEM_E_ACCESS_DENIED ;
DWORD t_LastError = GetLastError () ;
}
if ( SUCCEEDED ( t_Result ) )
{
t_Result = FindHost (
a_Context ,
a_Key ,
IID__IWmiProviderHost ,
( void ** ) a_Host
) ;
}
RevertToSelf () ;
if ( t_ThreadToken )
{
CloseHandle ( t_ThreadToken ) ;
}
if ( SUCCEEDED ( t_Result ) )
{
t_Result = (*a_Host)->GetObject (
CLSID__WbemHostedRefresherMgr ,
0 ,
NULL ,
IID__IWbemRefresherMgr,
( void ** ) a_RefresherManager
) ;
if ( FAILED ( t_Result ) )
{
if ( ( HRESULT_ERROR_FUNC(t_Result) == RPC_S_SERVER_UNAVAILABLE ) || ( HRESULT_ERROR_FUNC(t_Result) == RPC_S_CALL_FAILED_DNE ) )
{
AbnormalShutdown ( a_Key ) ;
}
}
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: CreateUsingToken (
HostCacheKey &a_Key ,
_IWmiProviderHost **a_Host ,
_IWmiProviderFactory **a_Factory ,
IWbemContext *a_Context
)
{
HRESULT t_Result = FindHost (
a_Context ,
a_Key ,
IID__IWmiProviderHost ,
( void ** ) a_Host
) ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = (*a_Host)->GetObject (
CLSID_WmiProviderHostedInProcFactory ,
0 ,
NULL ,
IID__IWmiProviderFactory,
( void ** ) a_Factory
) ;
if ( FAILED ( t_Result ) )
{
if ( ( HRESULT_ERROR_FUNC(t_Result) == RPC_S_SERVER_UNAVAILABLE ) || ( HRESULT_ERROR_FUNC(t_Result) == RPC_S_CALL_FAILED_DNE ) )
{
AbnormalShutdown ( a_Key ) ;
}
}
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: CreateUsingAccount (
HostCacheKey &a_Key ,
LPWSTR a_User ,
LPWSTR a_Domain ,
_IWmiProviderHost **a_Host ,
_IWmiProviderFactory **a_Factory ,
IWbemContext *a_Context
)
{
HRESULT t_Result = S_OK ;
/*
* Revert to LocalService
*/
CoRevertToSelf () ;
/*
* Logon the system defined Account
*/
HANDLE t_ThreadToken = NULL ;
BOOL t_Status = LogonUser (
a_User ,
a_Domain ,
NULL ,
LOGON32_LOGON_SERVICE ,
LOGON32_PROVIDER_WINNT50,
& t_ThreadToken
) ;
if ( t_Status )
{
t_Status = ImpersonateLoggedOnUser ( t_ThreadToken ) ;
if ( t_Status )
{
ProviderSubSystem_Common_Globals :: EnableAllPrivileges () ;
}
else
{
t_Result = WBEM_E_ACCESS_DENIED ;
DWORD t_LastError = GetLastError () ;
}
}
else
{
t_Result = WBEM_E_ACCESS_DENIED ;
DWORD t_LastError = GetLastError () ;
}
if ( SUCCEEDED ( t_Result ) )
{
t_Result = FindHost (
a_Context ,
a_Key ,
IID__IWmiProviderHost ,
( void ** ) a_Host
) ;
}
RevertToSelf () ;
if ( t_ThreadToken )
{
CloseHandle ( t_ThreadToken ) ;
}
if ( SUCCEEDED ( t_Result ) )
{
t_Result = (*a_Host)->GetObject (
CLSID_WmiProviderHostedInProcFactory ,
0 ,
NULL ,
IID__IWmiProviderFactory,
( void ** ) a_Factory
) ;
if ( FAILED ( t_Result ) )
{
if ( ( HRESULT_ERROR_FUNC(t_Result) == RPC_S_SERVER_UNAVAILABLE ) || ( HRESULT_ERROR_FUNC(t_Result) == RPC_S_CALL_FAILED_DNE ) )
{
AbnormalShutdown ( a_Key ) ;
}
}
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: FindHost (
IWbemContext *a_Context ,
HostCacheKey &a_Key ,
REFIID a_RIID ,
void **a_Interface
)
{
HRESULT t_Result = S_OK;
*a_Interface = NULL ;
ProviderSubSystem_Globals :: GetHostController ()->Lock () ;
CWbemGlobal_IWmiHostController_Cache_Iterator t_Iterator ;
WmiStatusCode t_StatusCode = ProviderSubSystem_Globals :: GetHostController ()->Find ( a_Key , t_Iterator ) ;
if ( t_StatusCode == e_StatusCode_Success )
{
HostCacheElement *t_Element = t_Iterator.GetElement () ;
ProviderSubSystem_Globals :: GetHostController ()->UnLock () ;
CServerObject_HostInterceptor *t_HostInterceptor = NULL ;
t_Result = t_Element->QueryInterface (
IID_CServerObject_HostInterceptor ,
( void ** ) & t_HostInterceptor
) ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = t_HostInterceptor->WaitHost ( a_Context , DEFAULT_PROVIDER_LOAD_TIMEOUT ) ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = t_HostInterceptor->GetInitializeResult () ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = t_Element->QueryInterface (
a_RIID ,
a_Interface
) ;
if ( FAILED ( t_Result ) )
{
t_Result = WBEM_E_PROVIDER_NOT_CAPABLE ;
}
}
}
t_HostInterceptor->Release () ;
}
else
{
t_Result = WBEM_E_UNEXPECTED ;
}
t_Element->Release () ;
}
else
{
CServerObject_HostInterceptor *t_HostInterceptor = new CServerObject_HostInterceptor (
*ProviderSubSystem_Globals :: s_Allocator ,
ProviderSubSystem_Globals :: GetHostController () ,
a_Key ,
ProviderSubSystem_Globals :: s_InternalCacheTimeout ,
a_Context
) ;
if ( t_HostInterceptor )
{
t_HostInterceptor->AddRef () ;
CServerObject_ProviderInitSink *t_ProviderInitSink = new CServerObject_ProviderInitSink ;
if ( t_ProviderInitSink )
{
t_ProviderInitSink->AddRef () ;
t_Result = t_ProviderInitSink->SinkInitialize () ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = t_HostInterceptor->Initialize (
NULL ,
t_ProviderInitSink
) ;
if ( SUCCEEDED ( t_Result ) )
{
t_ProviderInitSink->Wait () ;
t_Result = t_ProviderInitSink->GetResult () ;
}
}
t_ProviderInitSink->Release () ;
}
else
{
t_Result = WBEM_E_OUT_OF_MEMORY ;
}
}
else
{
t_Result = WBEM_E_OUT_OF_MEMORY ;
}
if ( SUCCEEDED ( t_Result ) )
{
WmiStatusCode t_StatusCode = ProviderSubSystem_Globals :: GetHostController ()->Insert (
*t_HostInterceptor ,
t_Iterator
) ;
if ( t_StatusCode == e_StatusCode_Success )
{
ProviderSubSystem_Globals :: GetHostController ()->UnLock () ;
IUnknown *t_Host = NULL ;
t_Result = ProviderSubSystem_Common_Globals :: CreateInstance (
CLSID_WmiProviderHost ,
NULL ,
CLSCTX_LOCAL_SERVER | CLSCTX_ENABLE_AAA ,
IID_IUnknown ,
( void ** ) & t_Host
) ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = t_HostInterceptor->SetHost ( t_Host ) ;
t_Host->Release () ;
}
}
else
{
ProviderSubSystem_Globals :: GetHostController ()->UnLock () ;
t_Result = WBEM_E_OUT_OF_MEMORY ;
}
}
else
{
ProviderSubSystem_Globals :: GetHostController ()->UnLock () ;
}
if ( SUCCEEDED ( t_Result ) )
{
DWORD t_ProcessIdentifier = 0 ;
t_Result = t_HostInterceptor->GetProcessIdentifier ( & t_ProcessIdentifier ) ;
if ( SUCCEEDED ( t_Result ) )
{
RevertToSelf () ;
HANDLE t_Handle = OpenProcess (
PROCESS_DUP_HANDLE | PROCESS_QUERY_INFORMATION | SYNCHRONIZE | PROCESS_SET_QUOTA | PROCESS_TERMINATE ,
FALSE ,
t_ProcessIdentifier
) ;
if ( t_Handle )
{
Task_ProcessTermination *t_Task = new Task_ProcessTermination ( *ProviderSubSystem_Globals :: s_Allocator , t_Handle , t_ProcessIdentifier ) ;
if ( t_Task )
{
if (Dispatcher::registerHandlerOnce(*t_Task))
{
t_Result = ProviderSubSystem_Globals :: AssignProcessToJobObject ( t_Handle ) ;
}
else
{
t_Result = WBEM_E_OUT_OF_MEMORY ;
}
t_Task->Release();
}
else
{
t_Result = WBEM_E_OUT_OF_MEMORY ;
}
}
else
{
DWORD t_LastError = GetLastError () ;
t_Result = WBEM_E_ACCESS_DENIED ;
}
}
if ( SUCCEEDED ( t_Result ) )
{
t_Result = t_HostInterceptor->QueryInterface (
a_RIID ,
a_Interface
) ;
}
}
if ( FAILED ( t_Result ) )
{
WmiStatusCode t_StatusCode = ProviderSubSystem_Globals :: GetHostController ()->Shutdown ( a_Key ) ;
}
if ( t_HostInterceptor )
{
t_HostInterceptor->SetInitialized ( t_Result ) ;
t_HostInterceptor->Release () ;
}
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
#pragma warning( disable : 4355 )
CServerObject_HostInterceptor :: CServerObject_HostInterceptor (
WmiAllocator &a_Allocator ,
CWbemGlobal_IWmiHostController *a_Controller ,
const HostCacheKey &a_Key ,
const ULONG &a_Period ,
IWbemContext *a_InitializationContext
) : HostCacheElement (
a_Controller ,
a_Key ,
a_Period
) ,
m_Allocator ( a_Allocator ) ,
m_ProxyContainer ( m_Allocator , 2 , MAX_PROXIES ) ,
m_Unknown ( NULL ) ,
m_Host_IWmiProviderHost ( NULL ) ,
m_Host_IWbemShutdown ( NULL ) ,
m_ProcessIdentifier ( 0 ) ,
m_UnInitialized ( 0 ) ,
m_Initialized ( 0 ) ,
m_InitializeResult ( S_OK ) ,
m_InitializedEvent ( NULL ) ,
m_InitializationContext ( a_InitializationContext )
{
InterlockedIncrement ( & ProviderSubSystem_Globals :: s_CServerObject_HostInterceptor_ObjectsInProgress ) ;
ProviderSubSystem_Globals :: Increment_Global_Object_Count () ;
if ( m_InitializationContext )
{
m_InitializationContext->AddRef () ;
}
}
#pragma warning( default : 4355 )
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
CServerObject_HostInterceptor :: ~CServerObject_HostInterceptor ()
{
if ( m_InitializationContext )
{
m_InitializationContext->Release () ;
}
if ( m_InitializedEvent )
{
CloseHandle ( m_InitializedEvent ) ;
}
InterlockedDecrement ( & ProviderSubSystem_Globals :: s_CServerObject_HostInterceptor_ObjectsInProgress ) ;
ProviderSubSystem_Globals :: Decrement_Global_Object_Count () ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
STDMETHODIMP CServerObject_HostInterceptor :: QueryInterface (
REFIID iid ,
LPVOID FAR *iplpv
)
{
*iplpv = NULL ;
if ( iid == IID_IUnknown )
{
*iplpv = ( LPVOID ) this ;
}
else if ( iid == IID__IWmiProviderHost )
{
*iplpv = ( LPVOID ) ( _IWmiProviderHost * ) this ;
}
else if ( iid == IID_IWbemShutdown )
{
*iplpv = ( LPVOID ) ( IWbemShutdown * ) this ;
}
else if ( iid == IID_CServerObject_HostInterceptor )
{
*iplpv = ( LPVOID ) ( CServerObject_HostInterceptor * ) this ;
}
if ( *iplpv )
{
( ( LPUNKNOWN ) *iplpv )->AddRef () ;
return ResultFromScode ( S_OK ) ;
}
else
{
return ResultFromScode ( E_NOINTERFACE ) ;
}
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
STDMETHODIMP_( ULONG ) CServerObject_HostInterceptor :: AddRef ()
{
return HostCacheElement :: AddRef () ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
STDMETHODIMP_(ULONG) CServerObject_HostInterceptor :: Release ()
{
return HostCacheElement :: Release () ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: Initialize (
IWbemContext *a_Context ,
IWbemProviderInitSink *a_Sink // For init signals
)
{
HRESULT t_Result = S_OK ;
WmiStatusCode t_StatusCode = m_ProxyContainer.Initialize () ;
if ( t_StatusCode != e_StatusCode_Success )
{
t_Result = WBEM_E_OUT_OF_MEMORY ;
}
if ( SUCCEEDED ( t_Result ) )
{
m_InitializedEvent = CreateEvent ( NULL , TRUE , FALSE , NULL ) ;
if ( m_InitializedEvent == NULL )
{
t_Result = t_Result = WBEM_E_OUT_OF_MEMORY ;
}
}
a_Sink->SetStatus ( t_Result , 0 ) ;
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: SetHost ( IUnknown *a_Unknown )
{
m_Unknown = a_Unknown ;
m_Unknown->AddRef () ;
HRESULT t_Result = m_Unknown->QueryInterface ( IID_IWbemShutdown , ( void ** ) & m_Host_IWbemShutdown ) ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = m_Unknown->QueryInterface ( IID__IWmiProviderHost , ( void ** ) & m_Host_IWmiProviderHost ) ;
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: SetInitialized ( HRESULT a_InitializeResult )
{
m_InitializeResult = a_InitializeResult ;
InterlockedExchange ( & m_Initialized , 1 ) ;
if ( m_InitializedEvent )
{
SetEvent ( m_InitializedEvent ) ;
}
return S_OK ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: IsIndependant ( IWbemContext *a_Context )
{
BOOL t_DependantCall = FALSE ;
HRESULT t_Result = ProviderSubSystem_Common_Globals :: IsDependantCall ( m_InitializationContext , a_Context , t_DependantCall ) ;
if ( SUCCEEDED ( t_Result ) )
{
if ( t_DependantCall == FALSE )
{
}
else
{
return S_FALSE ;
}
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: WaitHost ( IWbemContext *a_Context , ULONG a_Timeout )
{
HRESULT t_Result = S_OK ;
if ( m_Initialized == 0 )
{
if ( WaitForSingleObject ( m_InitializedEvent , a_Timeout ) != WAIT_OBJECT_0 )
{
return WBEM_E_PROVIDER_LOAD_FAILURE ;
}
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
void CServerObject_HostInterceptor :: CallBackInternalRelease ()
{
if ( InterlockedCompareExchange ( & m_UnInitialized , 1 , 0 ) == 0 )
{
WmiStatusCode t_StatusCode = m_ProxyContainer.UnInitialize () ;
if ( m_Unknown )
{
m_Unknown->Release () ;
m_Unknown = NULL ;
}
if ( m_Host_IWmiProviderHost )
{
m_Host_IWmiProviderHost->Release () ;
m_Host_IWmiProviderHost = NULL ;
}
if ( m_Host_IWbemShutdown )
{
m_Host_IWbemShutdown->Release () ;
m_Host_IWbemShutdown = NULL ;
}
}
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: GetObject (
REFCLSID a_Clsid ,
long a_Flags ,
IWbemContext *a_Context ,
REFIID a_Riid ,
void **a_Interface
)
{
HRESULT t_Result = S_OK ;
if ( m_Host_IWmiProviderHost )
{
BOOL t_Impersonating = FALSE ;
IUnknown *t_OldContext = NULL ;
IServerSecurity *t_OldSecurity = NULL ;
t_Result = ProviderSubSystem_Common_Globals :: BeginCallbackImpersonation ( t_OldContext , t_OldSecurity , t_Impersonating ) ;
if ( SUCCEEDED ( t_Result ) )
{
BOOL t_Revert = FALSE ;
IUnknown *t_Proxy = NULL ;
t_Result = ProviderSubSystem_Common_Globals :: SetProxyState ( m_ProxyContainer , ProxyIndex_Host__IWmiProviderHost , IID__IWmiProviderHost , m_Host_IWmiProviderHost , t_Proxy , t_Revert ) ;
if ( t_Result == WBEM_E_NOT_FOUND )
{
t_Result = m_Host_IWmiProviderHost->GetObject (
a_Clsid ,
a_Flags ,
a_Context ,
a_Riid ,
a_Interface
) ;
}
else
{
if ( SUCCEEDED ( t_Result ) )
{
_IWmiProviderHost *t_Host = ( _IWmiProviderHost * ) t_Proxy ;
// Set cloaking on the proxy
// =========================
DWORD t_ImpersonationLevel = ProviderSubSystem_Common_Globals :: GetCurrentImpersonationLevel () ;
t_Result = ProviderSubSystem_Common_Globals :: SetCloaking (
t_Host ,
RPC_C_AUTHN_LEVEL_DEFAULT ,
t_ImpersonationLevel
) ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = CoImpersonateClient () ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = t_Host->GetObject (
a_Clsid ,
a_Flags ,
a_Context ,
a_Riid ,
a_Interface
) ;
CoRevertToSelf () ;
}
else
{
t_Result = WBEM_E_ACCESS_DENIED ;
}
}
HRESULT t_TempResult = ProviderSubSystem_Common_Globals :: RevertProxyState ( m_ProxyContainer , ProxyIndex_Host__IWmiProviderHost , t_Proxy , t_Revert ) ;
}
}
ProviderSubSystem_Common_Globals :: EndImpersonation ( t_OldContext , t_OldSecurity , t_Impersonating ) ;
}
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: GetProcessIdentifier ( DWORD *a_ProcessIdentifier )
{
HRESULT t_Result = S_OK ;
if ( m_Host_IWmiProviderHost )
{
BOOL t_Impersonating = FALSE ;
IUnknown *t_OldContext = NULL ;
IServerSecurity *t_OldSecurity = NULL ;
t_Result = ProviderSubSystem_Common_Globals :: BeginCallbackImpersonation ( t_OldContext , t_OldSecurity , t_Impersonating ) ;
if ( SUCCEEDED ( t_Result ) )
{
BOOL t_Revert = FALSE ;
IUnknown *t_Proxy = NULL ;
t_Result = ProviderSubSystem_Common_Globals :: SetProxyState ( m_ProxyContainer , ProxyIndex_Host__IWmiProviderHost , IID__IWmiProviderHost , m_Host_IWmiProviderHost , t_Proxy , t_Revert ) ;
if ( t_Result == WBEM_E_NOT_FOUND )
{
t_Result = m_Host_IWmiProviderHost->GetProcessIdentifier (
a_ProcessIdentifier
) ;
if ( SUCCEEDED ( t_Result ) )
{
m_ProcessIdentifier = *a_ProcessIdentifier ;
}
}
else
{
if ( SUCCEEDED ( t_Result ) )
{
_IWmiProviderHost *t_Host = ( _IWmiProviderHost * ) t_Proxy ;
// Set cloaking on the proxy
// =========================
DWORD t_ImpersonationLevel = ProviderSubSystem_Common_Globals :: GetCurrentImpersonationLevel () ;
t_Result = ProviderSubSystem_Common_Globals :: SetCloaking (
t_Host ,
RPC_C_AUTHN_LEVEL_DEFAULT ,
t_ImpersonationLevel
) ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = CoImpersonateClient () ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = t_Host->GetProcessIdentifier (
a_ProcessIdentifier
) ;
if ( SUCCEEDED ( t_Result ) )
{
m_ProcessIdentifier = *a_ProcessIdentifier ;
}
CoRevertToSelf () ;
}
else
{
t_Result = WBEM_E_ACCESS_DENIED ;
}
}
HRESULT t_TempResult = ProviderSubSystem_Common_Globals :: RevertProxyState ( m_ProxyContainer , ProxyIndex_Host__IWmiProviderHost , t_Proxy , t_Revert ) ;
}
}
ProviderSubSystem_Common_Globals :: EndImpersonation ( t_OldContext , t_OldSecurity , t_Impersonating ) ;
}
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_HostInterceptor :: Shutdown (
LONG a_Flags ,
ULONG a_MaxMilliSeconds ,
IWbemContext *a_Context
)
{
HRESULT t_Result = S_OK ;
if ( m_Host_IWbemShutdown )
{
BOOL t_Impersonating = FALSE ;
IUnknown *t_OldContext = NULL ;
IServerSecurity *t_OldSecurity = NULL ;
t_Result = ProviderSubSystem_Common_Globals :: BeginCallbackImpersonation ( t_OldContext , t_OldSecurity , t_Impersonating ) ;
if ( SUCCEEDED ( t_Result ) )
{
BOOL t_Revert = FALSE ;
IUnknown *t_Proxy = NULL ;
t_Result = ProviderSubSystem_Common_Globals :: SetProxyState ( m_ProxyContainer , ProxyIndex_Host_IWbemShutdown , IID_IWbemShutdown , m_Host_IWbemShutdown , t_Proxy , t_Revert ) ;
if ( t_Result == WBEM_E_NOT_FOUND )
{
t_Result = m_Host_IWbemShutdown->Shutdown (
a_Flags ,
a_MaxMilliSeconds ,
a_Context
) ;
}
else
{
if ( SUCCEEDED ( t_Result ) )
{
IWbemShutdown *t_Host = ( IWbemShutdown * ) t_Proxy ;
// Set cloaking on the proxy
// =========================
DWORD t_ImpersonationLevel = ProviderSubSystem_Common_Globals :: GetCurrentImpersonationLevel () ;
t_Result = ProviderSubSystem_Common_Globals :: SetCloaking (
t_Host ,
RPC_C_AUTHN_LEVEL_DEFAULT ,
t_ImpersonationLevel
) ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = CoImpersonateClient () ;
if ( SUCCEEDED ( t_Result ) )
{
t_Result = t_Host->Shutdown (
a_Flags ,
a_MaxMilliSeconds ,
a_Context
) ;
CoRevertToSelf () ;
}
else
{
t_Result = WBEM_E_ACCESS_DENIED ;
}
}
HRESULT t_TempResult = ProviderSubSystem_Common_Globals :: RevertProxyState ( m_ProxyContainer , ProxyIndex_Host_IWbemShutdown , t_Proxy , t_Revert ) ;
}
}
ProviderSubSystem_Common_Globals :: EndImpersonation ( t_OldContext , t_OldSecurity , t_Impersonating ) ;
}
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
#pragma warning( disable : 4355 )
CServerObject_Host :: CServerObject_Host (
WmiAllocator &a_Allocator
) : m_Allocator ( a_Allocator )
{
InterlockedIncrement ( & ProviderSubSystem_Globals :: s_CServerObject_Host_ObjectsInProgress ) ;
ProviderSubSystem_Globals :: Increment_Global_Object_Count () ;
}
#pragma warning( default : 4355 )
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
CServerObject_Host :: ~CServerObject_Host ()
{
LONG hosts = InterlockedDecrement ( & ProviderSubSystem_Globals :: s_CServerObject_Host_ObjectsInProgress ) ;
ProviderSubSystem_Globals :: Decrement_Global_Object_Count () ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
STDMETHODIMP CServerObject_Host :: QueryInterface (
REFIID iid ,
LPVOID FAR *iplpv
)
{
*iplpv = NULL ;
if ( iid == IID_IUnknown )
{
*iplpv = ( LPVOID ) this ;
}
else if ( iid == IID__IWmiProviderHost )
{
*iplpv = ( LPVOID ) ( _IWmiProviderHost * ) this ;
}
else if ( iid == IID_IWbemShutdown )
{
*iplpv = ( LPVOID ) ( IWbemShutdown * )this ;
}
if ( *iplpv )
{
( ( LPUNKNOWN ) *iplpv )->AddRef () ;
return ResultFromScode ( S_OK ) ;
}
else
{
return ResultFromScode ( E_NOINTERFACE ) ;
}
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
STDMETHODIMP_( ULONG ) CServerObject_Host :: AddRef ()
{
return InterlockedIncrement ( & m_ReferenceCount ) ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
STDMETHODIMP_(ULONG) CServerObject_Host :: Release ()
{
ULONG t_ReferenceCount = InterlockedDecrement ( & m_ReferenceCount ) ;
if ( t_ReferenceCount == 0 )
{
delete this ;
}
return t_ReferenceCount ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_Host :: GetObject (
REFCLSID a_Clsid ,
long a_Flags ,
IWbemContext *a_Context ,
REFIID a_Riid ,
void **a_Interface
)
{
if ( a_Clsid == CLSID_WmiProviderHostedInProcFactory )
{
IUnknown *lpunk = ( _IWmiProviderFactory * ) new CServerObject_RawFactory ( *ProviderSubSystem_Globals :: s_Allocator );
if ( lpunk )
{
HRESULT t_Result = lpunk->QueryInterface ( a_Riid , a_Interface ) ;
if ( SUCCEEDED ( t_Result ) )
{
}
else
{
delete lpunk ;
}
return t_Result ;
}
else
{
return E_OUTOFMEMORY ;
}
}
else if ( a_Clsid == CLSID__WbemHostedRefresherMgr )
{
IUnknown *lpunk = ( _IWbemRefresherMgr * ) new CServerObject_ProviderRefresherManager ( *ProviderSubSystem_Globals :: s_Allocator );
if ( lpunk )
{
HRESULT t_Result = lpunk->QueryInterface ( a_Riid , a_Interface ) ;
if ( SUCCEEDED ( t_Result ) )
{
}
else
{
delete lpunk ;
}
return t_Result ;
}
else
{
return E_OUTOFMEMORY ;
}
}
else
{
return CLASS_E_CLASSNOTAVAILABLE ;
}
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_Host :: GetProcessIdentifier ( DWORD *a_ProcessIdentifier )
{
HRESULT t_Result = S_OK ;
if ( a_ProcessIdentifier )
{
*a_ProcessIdentifier = GetCurrentProcessId () ;
}
else
{
t_Result = WBEM_E_INVALID_PARAMETER ;
}
return t_Result ;
}
/******************************************************************************
*
* Name:
*
*
* Description:
*
*
*****************************************************************************/
HRESULT CServerObject_Host :: Shutdown (
LONG a_Flags ,
ULONG a_MaxMilliSeconds ,
IWbemContext *a_Context
)
{
return S_OK ;
}