+++ /dev/null
-/*
- * COPYRIGHT: See COPYING in the top level directory
- * PROJECT: ReactOS Win32k subsystem
- * PURPOSE: Driver entry and initialization of win32k
- * FILE: subsystems/win32/win32k/main/main.c
- * PROGRAMER:
- */
-
-#include <win32k.h>
-#include <include/napi.h>
-
-#define NDEBUG
-#include <debug.h>
-
-HANDLE hModuleWin;
-
-PGDI_HANDLE_TABLE NTAPI GDIOBJ_iAllocHandleTable(OUT PSECTION_OBJECT *SectionObject);
-BOOL NTAPI GDI_CleanupForProcess (struct _EPROCESS *Process);
-NTSTATUS NTAPI UserDestroyThreadInfo(struct _ETHREAD *Thread);
-
-HANDLE GlobalUserHeap = NULL;
-PSECTION_OBJECT GlobalUserHeapSection = NULL;
-
-PSERVERINFO gpsi = NULL; // Global User Server Information.
-
-SHORT gusLanguageID;
-PPROCESSINFO ppiScrnSaver;
-
-extern ULONG_PTR Win32kSSDT[];
-extern UCHAR Win32kSSPT[];
-extern ULONG Win32kNumberOfSysCalls;
-
-#if DBG
-void
-NTAPI
-DbgPreServiceHook(ULONG ulSyscallId, PULONG_PTR pulArguments)
-{
- GdiDbgPreServiceHook(ulSyscallId, pulArguments);
- UserDbgPreServiceHook(ulSyscallId, pulArguments);
-}
-
-ULONG_PTR
-NTAPI
-DbgPostServiceHook(ULONG ulSyscallId, ULONG_PTR ulResult)
-{
- ulResult = GdiDbgPostServiceHook(ulSyscallId, ulResult);
- ulResult = UserDbgPostServiceHook(ulSyscallId, ulResult);
- return ulResult;
-}
-#endif
-
-NTSTATUS
-APIENTRY
-Win32kProcessCallback(struct _EPROCESS *Process,
- BOOLEAN Create)
-{
- PPROCESSINFO ppiCurrent;
- DECLARE_RETURN(NTSTATUS);
-
- ASSERT(Process->Peb);
-
- UserEnterExclusive();
-
- if (Create)
- {
- SIZE_T ViewSize = 0;
- LARGE_INTEGER Offset;
- PVOID UserBase = NULL;
- PRTL_USER_PROCESS_PARAMETERS pParams = Process->Peb->ProcessParameters;
- NTSTATUS Status;
-
- ASSERT(PsGetProcessWin32Process(Process) == NULL);
-
- ppiCurrent = ExAllocatePoolWithTag(NonPagedPool,
- sizeof(PROCESSINFO),
- USERTAG_PROCESSINFO);
-
- if (ppiCurrent == NULL)
- {
- ERR_CH(UserProcess, "Failed to allocate ppi for PID:%d\n", Process->UniqueProcessId);
- RETURN( STATUS_NO_MEMORY);
- }
-
- RtlZeroMemory(ppiCurrent, sizeof(PROCESSINFO));
-
- PsSetProcessWin32Process(Process, ppiCurrent);
-
-#if DBG
- DbgInitDebugChannels();
-#endif
-
- TRACE_CH(UserProcess,"Allocated ppi 0x%x for PID:%d\n", ppiCurrent, Process->UniqueProcessId);
-
- /* map the global heap into the process */
- Offset.QuadPart = 0;
- Status = MmMapViewOfSection(GlobalUserHeapSection,
- PsGetCurrentProcess(),
- &UserBase,
- 0,
- 0,
- &Offset,
- &ViewSize,
- ViewUnmap,
- SEC_NO_CHANGE,
- PAGE_EXECUTE_READ); /* would prefer PAGE_READONLY, but thanks to RTL heaps... */
- if (!NT_SUCCESS(Status))
- {
- TRACE_CH(UserProcess,"Failed to map the global heap! 0x%x\n", Status);
- RETURN(Status);
- }
- ppiCurrent->HeapMappings.Next = NULL;
- ppiCurrent->HeapMappings.KernelMapping = (PVOID)GlobalUserHeap;
- ppiCurrent->HeapMappings.UserMapping = UserBase;
- ppiCurrent->HeapMappings.Count = 1;
-
- InitializeListHead(&ppiCurrent->MenuListHead);
-
- InitializeListHead(&ppiCurrent->GDIBrushAttrFreeList);
- InitializeListHead(&ppiCurrent->GDIDcAttrFreeList);
-
- InitializeListHead(&ppiCurrent->PrivateFontListHead);
- ExInitializeFastMutex(&ppiCurrent->PrivateFontListLock);
-
- InitializeListHead(&ppiCurrent->DriverObjListHead);
- ExInitializeFastMutex(&ppiCurrent->DriverObjListLock);
-
- ppiCurrent->KeyboardLayout = W32kGetDefaultKeyLayout();
- EngCreateEvent((PEVENT *)&ppiCurrent->InputIdleEvent);
- KeInitializeEvent(ppiCurrent->InputIdleEvent, NotificationEvent, FALSE);
-
-
- /* map the gdi handle table to user land */
- Process->Peb->GdiSharedHandleTable = GDI_MapHandleTable(Process);
- Process->Peb->GdiDCAttributeList = GDI_BATCH_LIMIT;
- pParams = Process->Peb->ProcessParameters;
-
- ppiCurrent->peProcess = Process;
- /* setup process flags */
- ppiCurrent->W32PF_flags = W32PF_THREADCONNECTED;
-
- if ( pParams &&
- pParams->WindowFlags & STARTF_SCRNSAVER )
- {
- ppiScrnSaver = ppiCurrent;
- ppiCurrent->W32PF_flags |= W32PF_SCREENSAVER;
- }
-
- /* Create pools for GDI object attributes */
- ppiCurrent->pPoolDcAttr = GdiPoolCreate(sizeof(DC_ATTR), 'acdG');
- ppiCurrent->pPoolBrushAttr = GdiPoolCreate(sizeof(BRUSH_ATTR), 'arbG');
- ppiCurrent->pPoolRgnAttr = GdiPoolCreate(sizeof(RGN_ATTR), 'agrG');
- ASSERT(ppiCurrent->pPoolDcAttr);
- ASSERT(ppiCurrent->pPoolBrushAttr);
- ASSERT(ppiCurrent->pPoolRgnAttr);
- }
- else
- {
- /* Get the Win32 Process */
- ppiCurrent = PsGetProcessWin32Process(Process);
-
- ASSERT(ppiCurrent);
-
- TRACE_CH(UserProcess, "Destroying ppi 0x%x\n", ppiCurrent);
- ppiCurrent->W32PF_flags |= W32PF_TERMINATED;
-
- if (ppiScrnSaver == ppiCurrent)
- ppiScrnSaver = NULL;
-
- if (ppiCurrent->InputIdleEvent)
- {
- EngFreeMem(ppiCurrent->InputIdleEvent);
- ppiCurrent->InputIdleEvent = NULL;
- }
-
- IntCleanupMenus(Process, ppiCurrent);
- IntCleanupCurIcons(Process, ppiCurrent);
-
- /* no process windows should exist at this point, or the function will assert! */
- DestroyProcessClasses(ppiCurrent);
- ppiCurrent->W32PF_flags &= ~W32PF_CLASSESREGISTERED;
-
- GDI_CleanupForProcess(Process);
-
- co_IntGraphicsCheck(FALSE);
-
- /*
- * Deregister logon application automatically
- */
- if(LogonProcess == ppiCurrent)
- {
- LogonProcess = NULL;
- }
-
- /* Close the startup desktop */
- if(ppiCurrent->rpdeskStartup)
- ObDereferenceObject(ppiCurrent->rpdeskStartup);
- if(ppiCurrent->hdeskStartup)
- ZwClose(ppiCurrent->hdeskStartup);
-
- /* Close the current window station */
- UserSetProcessWindowStation(NULL);
-
- /* Destroy GDI pools */
- GdiPoolDestroy(ppiCurrent->pPoolDcAttr);
- GdiPoolDestroy(ppiCurrent->pPoolBrushAttr);
- GdiPoolDestroy(ppiCurrent->pPoolRgnAttr);
-
- TRACE_CH(UserProcess,"Freeing ppi 0x%x\n", ppiCurrent);
-
- /* Ftee the PROCESSINFO */
- PsSetProcessWin32Process(Process, NULL);
- ExFreePoolWithTag(ppiCurrent, USERTAG_PROCESSINFO);
- }
-
- RETURN( STATUS_SUCCESS);
-
-CLEANUP:
- UserLeave();
- END_CLEANUP;
-}
-
-NTSTATUS NTAPI
-UserCreateThreadInfo(struct _ETHREAD *Thread)
-{
- struct _EPROCESS *Process;
- PCLIENTINFO pci;
- PTHREADINFO ptiCurrent;
- int i;
- NTSTATUS Status = STATUS_SUCCESS;
- PTEB pTeb;
-
- Process = Thread->ThreadsProcess;
-
- pTeb = NtCurrentTeb();
-
- ASSERT(pTeb);
-
- ptiCurrent = ExAllocatePoolWithTag(NonPagedPool,
- sizeof(THREADINFO),
- USERTAG_THREADINFO);
- if (ptiCurrent == NULL)
- {
- ERR_CH(UserThread, "Failed to allocate pti for TID %d\n", Thread->Cid.UniqueThread);
- return STATUS_NO_MEMORY;
- }
-
- RtlZeroMemory(ptiCurrent, sizeof(THREADINFO));
-
- PsSetThreadWin32Thread(Thread, ptiCurrent);
- pTeb->Win32ThreadInfo = ptiCurrent;
- ptiCurrent->pClientInfo = (PCLIENTINFO)pTeb->Win32ClientInfo;
-
- TRACE_CH(UserThread, "Allocated pti 0x%x for TID %d\n", ptiCurrent, Thread->Cid.UniqueThread);
-
- /* Initialize the THREADINFO */
- InitializeListHead(&ptiCurrent->WindowListHead);
- InitializeListHead(&ptiCurrent->W32CallbackListHead);
- InitializeListHead(&ptiCurrent->PtiLink);
- for (i = 0; i < NB_HOOKS; i++)
- {
- InitializeListHead(&ptiCurrent->aphkStart[i]);
- }
- ptiCurrent->pEThread = Thread;
- ptiCurrent->ppi = PsGetCurrentProcessWin32Process();
- ptiCurrent->ptiSibling = ptiCurrent->ppi->ptiList;
- ptiCurrent->ppi->ptiList = ptiCurrent;
- ptiCurrent->ppi->cThreads++;
- ptiCurrent->MessageQueue = MsqCreateMessageQueue(Thread);
- if(ptiCurrent->MessageQueue == NULL)
- {
- ERR_CH(UserThread,"Failed to allocate message loop\n");
- Status = STATUS_NO_MEMORY;
- goto error;
- }
- ptiCurrent->KeyboardLayout = W32kGetDefaultKeyLayout();
- if (ptiCurrent->KeyboardLayout)
- UserReferenceObject(ptiCurrent->KeyboardLayout);
- ptiCurrent->TIF_flags &= ~TIF_INCLEANUP;
-
- /* Initialize the CLIENTINFO */
- pci = (PCLIENTINFO)pTeb->Win32ClientInfo;
- RtlZeroMemory(pci, sizeof(CLIENTINFO));
- pci->ppi = ptiCurrent->ppi;
- pci->fsHooks = ptiCurrent->fsHooks;
- pci->dwTIFlags = ptiCurrent->TIF_flags;
- if (ptiCurrent->KeyboardLayout)
- pci->hKL = ptiCurrent->KeyboardLayout->hkl;
-
- /* Assign a default window station and desktop to the process */
- /* Do not try to open a desktop or window station before winlogon initializes */
- if(ptiCurrent->ppi->hdeskStartup == NULL && LogonProcess != NULL)
- {
- HWINSTA hWinSta = NULL;
- HDESK hDesk = NULL;
- UNICODE_STRING DesktopPath;
- PDESKTOP pdesk;
- PRTL_USER_PROCESS_PARAMETERS ProcessParams;
-
- /*
- * inherit the thread desktop and process window station (if not yet inherited) from the process startup
- * info structure. See documentation of CreateProcess()
- */
- ProcessParams = pTeb->ProcessEnvironmentBlock->ProcessParameters;
-
- Status = STATUS_UNSUCCESSFUL;
- if(ProcessParams && ProcessParams->DesktopInfo.Length > 0)
- {
- Status = IntSafeCopyUnicodeStringTerminateNULL(&DesktopPath, &ProcessParams->DesktopInfo);
- }
- if(!NT_SUCCESS(Status))
- {
- RtlInitUnicodeString(&DesktopPath, NULL);
- }
-
- Status = IntParseDesktopPath(Process,
- &DesktopPath,
- &hWinSta,
- &hDesk);
-
- if (DesktopPath.Buffer)
- ExFreePoolWithTag(DesktopPath.Buffer, TAG_STRING);
-
- if(!NT_SUCCESS(Status))
- {
- ERR_CH(UserThread, "Failed to assign default dekstop and winsta to process\n");
- goto error;
- }
-
- if(!UserSetProcessWindowStation(hWinSta))
- {
- Status = STATUS_UNSUCCESSFUL;
- ERR_CH(UserThread,"Failed to set initial process winsta\n");
- goto error;
- }
-
- /* Validate the new desktop. */
- Status = IntValidateDesktopHandle(hDesk, UserMode, 0, &pdesk);
- if(!NT_SUCCESS(Status))
- {
- ERR_CH(UserThread,"Failed to validate initial desktop handle\n");
- goto error;
- }
-
- /* Store the parsed desktop as the initial desktop */
- ptiCurrent->ppi->hdeskStartup = hDesk;
- ptiCurrent->ppi->rpdeskStartup = pdesk;
- }
-
- if (ptiCurrent->ppi->hdeskStartup != NULL)
- {
- if (!IntSetThreadDesktop(ptiCurrent->ppi->hdeskStartup, FALSE))
- {
- ERR_CH(UserThread,"Failed to set thread desktop\n");
- Status = STATUS_UNSUCCESSFUL;
- goto error;
- }
- }
-
- /* mark the thread as fully initialized */
- ptiCurrent->TIF_flags |= TIF_GUITHREADINITIALIZED;
- ptiCurrent->pClientInfo->dwTIFlags = ptiCurrent->TIF_flags;
-
- return STATUS_SUCCESS;
-
-error:
- ERR_CH(UserThread,"UserCreateThreadInfo failed! Freeing pti 0x%x for TID %d\n", ptiCurrent, Thread->Cid.UniqueThread);
- UserDestroyThreadInfo(Thread);
- return Status;
-}
-
-NTSTATUS
-NTAPI
-UserDestroyThreadInfo(struct _ETHREAD *Thread)
-{
- PTHREADINFO *ppti;
- PSINGLE_LIST_ENTRY psle;
- PPROCESSINFO ppiCurrent;
- struct _EPROCESS *Process;
- PTHREADINFO ptiCurrent;
-
- Process = Thread->ThreadsProcess;
-
- /* Get the Win32 Thread */
- ptiCurrent = PsGetThreadWin32Thread(Thread);
-
- ASSERT(ptiCurrent);
-
- TRACE_CH(UserThread,"Destroying pti 0x%x\n", ptiCurrent);
-
- ppiCurrent = ptiCurrent->ppi;
- ptiCurrent->TIF_flags |= TIF_INCLEANUP;
- ptiCurrent->pClientInfo->dwTIFlags = ptiCurrent->TIF_flags;
-
-
- /* Decrement thread count and check if its 0 */
- ppiCurrent->cThreads--;
-
- if(ptiCurrent->TIF_flags & TIF_GUITHREADINITIALIZED)
- {
- /* Do now some process cleanup that requires a valid win32 thread */
- if(ptiCurrent->ppi->cThreads == 0)
- {
- /* Check if we have registered the user api hook */
- if(ptiCurrent->ppi == ppiUahServer)
- {
- /* Unregister the api hook */
- UserUnregisterUserApiHook();
- }
-
- /* Notify logon application to restart shell if needed */
- if(ptiCurrent->pDeskInfo)
- {
- if(ptiCurrent->pDeskInfo->ppiShellProcess == ppiCurrent)
- {
- DWORD ExitCode = PsGetProcessExitStatus(Process);
-
- TRACE_CH(UserProcess, "Shell process is exiting (%d)\n", ExitCode);
-
- UserPostMessage(hwndSAS,
- WM_LOGONNOTIFY,
- LN_SHELL_EXITED,
- ExitCode);
-
- ptiCurrent->pDeskInfo->ppiShellProcess = NULL;
- }
- }
- }
-
- DceFreeThreadDCE(ptiCurrent);
- HOOK_DestroyThreadHooks(Thread);
- EVENT_DestroyThreadEvents(Thread);
- DestroyTimersForThread(ptiCurrent);
- KeSetEvent(ptiCurrent->MessageQueue->NewMessages, IO_NO_INCREMENT, FALSE);
- UnregisterThreadHotKeys(Thread);
- co_DestroyThreadWindows(Thread);
- IntBlockInput(ptiCurrent, FALSE);
- IntCleanupThreadCallbacks(ptiCurrent);
-
- /* cleanup user object references stack */
- psle = PopEntryList(&ptiCurrent->ReferencesList);
- while (psle)
- {
- PUSER_REFERENCE_ENTRY ref = CONTAINING_RECORD(psle, USER_REFERENCE_ENTRY, Entry);
- TRACE_CH(UserThread,"thread clean: remove reference obj 0x%x\n",ref->obj);
- UserDereferenceObject(ref->obj);
-
- psle = PopEntryList(&ptiCurrent->ReferencesList);
- }
- }
-
- /* Free the message queue */
- if(ptiCurrent->MessageQueue)
- MsqDestroyMessageQueue(ptiCurrent->MessageQueue);
-
- /* Find the THREADINFO in the PROCESSINFO's list */
- ppti = &ppiCurrent->ptiList;
- while (*ppti != NULL && *ppti != ptiCurrent)
- {
- ppti = &((*ppti)->ptiSibling);
- }
-
- /* we must have found it */
- ASSERT(*ppti == ptiCurrent);
-
- /* Remove it from the list */
- *ppti = ptiCurrent->ptiSibling;
-
- if (ptiCurrent->KeyboardLayout)
- UserDereferenceObject(ptiCurrent->KeyboardLayout);
-
- IntSetThreadDesktop(NULL, TRUE);
-
- TRACE_CH(UserThread,"Freeing pti 0x%x\n", ptiCurrent);
-
- /* Free the THREADINFO */
- PsSetThreadWin32Thread(Thread, NULL);
- ExFreePoolWithTag(ptiCurrent, USERTAG_THREADINFO);
-
- return STATUS_SUCCESS;
-}
-
-NTSTATUS
-APIENTRY
-Win32kThreadCallback(struct _ETHREAD *Thread,
- PSW32THREADCALLOUTTYPE Type)
-{
- NTSTATUS Status;
-
- UserEnterExclusive();
-
- ASSERT(NtCurrentTeb());
-
- if (Type == PsW32ThreadCalloutInitialize)
- {
- ASSERT(PsGetThreadWin32Thread(Thread) == NULL);
- Status = UserCreateThreadInfo(Thread);
- }
- else
- {
- ASSERT(PsGetThreadWin32Thread(Thread) != NULL);
- Status = UserDestroyThreadInfo(Thread);
- }
-
- UserLeave();
-
- return Status;
-}
-
-#ifdef _M_IX86
-C_ASSERT(sizeof(SERVERINFO) <= PAGE_SIZE);
-#endif
-
-// Return on failure
-#define NT_ROF(x) \
- Status = (x); \
- if (!NT_SUCCESS(Status)) \
- { \
- DPRINT1("Failed '%s' (0x%lx)\n", #x, Status); \
- return Status; \
- }
-
-/*
- * This definition doesn't work
- */
-INIT_FUNCTION
-NTSTATUS
-APIENTRY
-DriverEntry(
- IN PDRIVER_OBJECT DriverObject,
- IN PUNICODE_STRING RegistryPath)
-{
- NTSTATUS Status;
- BOOLEAN Result;
- WIN32_CALLOUTS_FPNS CalloutData = {0};
- PVOID GlobalUserHeapBase = NULL;
-
- /*
- * Register user mode call interface
- * (system service table index = 1)
- */
- Result = KeAddSystemServiceTable(Win32kSSDT,
- NULL,
- Win32kNumberOfSysCalls,
- Win32kSSPT,
- 1);
- if (Result == FALSE)
- {
- DPRINT1("Adding system services failed!\n");
- return STATUS_UNSUCCESSFUL;
- }
-
- hModuleWin = MmPageEntireDriver(DriverEntry);
- DPRINT("Win32k hInstance 0x%x!\n",hModuleWin);
-
- /* Register Object Manager Callbacks */
- CalloutData.WindowStationParseProcedure = IntWinStaObjectParse;
- CalloutData.WindowStationDeleteProcedure = IntWinStaObjectDelete;
- CalloutData.DesktopDeleteProcedure = IntDesktopObjectDelete;
- CalloutData.ProcessCallout = Win32kProcessCallback;
- CalloutData.ThreadCallout = Win32kThreadCallback;
- CalloutData.BatchFlushRoutine = NtGdiFlushUserBatch;
- CalloutData.DesktopOkToCloseProcedure = IntDesktopOkToClose;
- CalloutData.WindowStationOkToCloseProcedure = IntWinstaOkToClose;
-
- /* Register our per-process and per-thread structures. */
- PsEstablishWin32Callouts((PWIN32_CALLOUTS_FPNS)&CalloutData);
-
- /* Register service hook callbacks */
-#if DBG
- KdSystemDebugControl('CsoR', DbgPreServiceHook, ID_Win32PreServiceHook, 0, 0, 0, 0);
- KdSystemDebugControl('CsoR', DbgPostServiceHook, ID_Win32PostServiceHook, 0, 0, 0, 0);
-#endif
-
- /* Create the global USER heap */
- GlobalUserHeap = UserCreateHeap(&GlobalUserHeapSection,
- &GlobalUserHeapBase,
- 1 * 1024 * 1024); /* FIXME: 1 MB for now... */
- if (GlobalUserHeap == NULL)
- {
- DPRINT1("Failed to initialize the global heap!\n");
- return STATUS_UNSUCCESSFUL;
- }
-
- /* Allocate global server info structure */
- gpsi = UserHeapAlloc(sizeof(SERVERINFO));
- if (!gpsi)
- {
- DPRINT1("Failed allocate server info structure!\n");
- return STATUS_UNSUCCESSFUL;
- }
-
- RtlZeroMemory(gpsi, sizeof(SERVERINFO));
- DPRINT("Global Server Data -> %x\n", gpsi);
-
- NT_ROF(InitGdiHandleTable());
- NT_ROF(InitPaletteImpl());
-
- /* Create stock objects, ie. precreated objects commonly
- used by win32 applications */
- CreateStockObjects();
- CreateSysColorObjects();
-
- NT_ROF(InitPDEVImpl());
- NT_ROF(InitLDEVImpl());
- NT_ROF(InitDeviceImpl());
- NT_ROF(InitDcImpl());
- NT_ROF(InitUserImpl());
- NT_ROF(InitWindowStationImpl());
- NT_ROF(InitDesktopImpl());
- NT_ROF(InitInputImpl());
- NT_ROF(InitKeyboardImpl());
- NT_ROF(MsqInitializeImpl());
- NT_ROF(InitTimerImpl());
- NT_ROF(InitDCEImpl());
-
- /* Initialize FreeType library */
- if (!InitFontSupport())
- {
- DPRINT1("Unable to initialize font support\n");
- return Status;
- }
-
- gusLanguageID = UserGetLanguageID();
-
- return STATUS_SUCCESS;
-}
-
-/* EOF */
projects / reactos.git / blobdiff