[fireball] 70343: [WIN32K] - Add (yet another) shutdown.c file, and import trunk's shutdown code there. Key parts are turned off now. - Enable respective parts in the NtUserSetInformationThread. - ...
13 Dec
2015
13 Dec
'15
11:16 p.m.
Author: fireball
Date: Sun Dec 13 23:16:41 2015
New Revision: 70343
URL: http://svn.reactos.org/svn/reactos?rev=70343&view=rev
Log:
[WIN32K]
- Add (yet another) shutdown.c file, and import trunk's shutdown code there. Key parts
are turned off now.
- Enable respective parts in the NtUserSetInformationThread.
- Include undocuser.h
Added:
branches/arwinss/arwinss/server/include/shutdown.h (with props)
branches/arwinss/arwinss/server/main/shutdown.c (with props)
Modified:
branches/arwinss/arwinss/server/CMakeLists.txt
branches/arwinss/arwinss/server/include/win32k.h
branches/arwinss/arwinss/server/main/misc.c
Modified: branches/arwinss/arwinss/server/CMakeLists.txt
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/arwinss/server/CMakeLis…
==============================================================================
--- branches/arwinss/arwinss/server/CMakeLists.txt [iso-8859-1] (original)
+++ branches/arwinss/arwinss/server/CMakeLists.txt [iso-8859-1] Sun Dec 13 23:16:41 2015
@@ -88,6 +88,7 @@
main/kbdlayout.c
main/keyboard.c
main/misc.c
+ main/shutdown.c
swm/winman.c
wine/atom.c
wine/class.c
Added: branches/arwinss/arwinss/server/include/shutdown.h
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/arwinss/server/include/…
==============================================================================
--- branches/arwinss/arwinss/server/include/shutdown.h (added)
+++ branches/arwinss/arwinss/server/include/shutdown.h [iso-8859-1] Sun Dec 13 23:16:41
2015
@@ -0,0 +1,9 @@
+#pragma once
+
+NTSTATUS
+UserInitiateShutdown(IN PETHREAD Thread,
+ IN OUT PULONG pFlags);
+
+NTSTATUS
+UserEndShutdown(IN PETHREAD Thread,
+ IN NTSTATUS ShutdownStatus);
Propchange: branches/arwinss/arwinss/server/include/shutdown.h
------------------------------------------------------------------------------
svn:eol-style = native
Modified: branches/arwinss/arwinss/server/include/win32k.h
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/arwinss/server/include/…
==============================================================================
--- branches/arwinss/arwinss/server/include/win32k.h [iso-8859-1] (original)
+++ branches/arwinss/arwinss/server/include/win32k.h [iso-8859-1] Sun Dec 13 23:16:41
2015
@@ -52,6 +52,9 @@
#include <ntgdihdl.h>
#include <ntgdi.h>
+/* Undocumented user definitions */
+#include <undocuser.h>
+
/* Internal Win32K Header */
#include <win32kp.h>
Modified: branches/arwinss/arwinss/server/main/misc.c
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/arwinss/server/main/mis…
==============================================================================
--- branches/arwinss/arwinss/server/main/misc.c [iso-8859-1] (original)
+++ branches/arwinss/arwinss/server/main/misc.c [iso-8859-1] Sun Dec 13 23:16:41 2015
@@ -14,7 +14,7 @@
#include <debug.h>
#include <ntstatus.h>
-//#include <shutdown.h>
+#include <shutdown.h>
#include <csr.h>
extern PEPROCESS CsrProcess;
@@ -72,8 +72,7 @@
}
_SEH2_END;
- Status = STATUS_NOT_IMPLEMENTED; //UserInitiateShutdown(Thread,
&CapturedFlags);
- UNIMPLEMENTED;
+ Status = UserInitiateShutdown(Thread, &CapturedFlags);
/* Return the modified value to the caller */
_SEH2_TRY
@@ -115,8 +114,7 @@
}
_SEH2_END;
- Status = STATUS_NOT_IMPLEMENTED; //UserEndShutdown(Thread, ShutdownStatus);
- UNIMPLEMENTED;
+ Status = UserEndShutdown(Thread, ShutdownStatus);
break;
}
Added: branches/arwinss/arwinss/server/main/shutdown.c
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/arwinss/server/main/shu…
==============================================================================
--- branches/arwinss/arwinss/server/main/shutdown.c (added)
+++ branches/arwinss/arwinss/server/main/shutdown.c [iso-8859-1] Sun Dec 13 23:16:41 2015
@@ -0,0 +1,265 @@
+/*
+ * PROJECT: ReactOS Win32K
+ * LICENSE: GPL - See COPYING in the top level directory
+ * FILE: server/main/misc.c
+ * PURPOSE: Shutdown code
+ * PROGRAMMERS: Aleksey Bragin (aleksey(a)reactos.org)
+ */
+
+/* INCLUDES ******************************************************************/
+
+#include <win32k.h>
+
+//#define NDEBUG
+#include <debug.h>
+
+#include <ntstatus.h>
+
+/* Our local copy of shutdown flags */
+static ULONG gdwShutdownFlags = 0;
+
+HWND hwndSAS = NULL;
+
+NTSTATUS
+GetProcessLuid(IN PETHREAD Thread OPTIONAL,
+ OUT PLUID Luid)
+{
+ NTSTATUS Status;
+ PACCESS_TOKEN Token;
+ SECURITY_IMPERSONATION_LEVEL ImpersonationLevel;
+ BOOLEAN CopyOnOpen, EffectiveOnly;
+
+ if (Thread == NULL)
+ Thread = PsGetCurrentThread();
+
+ /* Use a thread token */
+ Token = PsReferenceImpersonationToken(Thread,
+ &CopyOnOpen,
+ &EffectiveOnly,
+ &ImpersonationLevel);
+ if (Token == NULL)
+ {
+ /* We don't have a thread token, use a process token */
+ Token = PsReferencePrimaryToken(PsGetThreadProcess(Thread));
+
+ /* If no token, fail */
+ if (Token == NULL)
+ return STATUS_NO_TOKEN;
+ }
+
+ /* Query the LUID */
+ Status = SeQueryAuthenticationIdToken(Token, Luid);
+
+ /* Get rid of the token and return */
+ ObDereferenceObject(Token);
+ return Status;
+}
+
+BOOL
+NotifyLogon(IN HWND hWndSta,
+ IN PLUID CallerLuid,
+ IN ULONG Flags,
+ IN NTSTATUS ShutdownStatus)
+{
+ // LUID SystemLuid = SYSTEM_LUID;
+ ULONG Notif, Param;
+
+ DPRINT("NotifyLogon(0x%lx, 0x%lx)\n", Flags, ShutdownStatus);
+
+ /* If no Winlogon notifications are needed, just return */
+ if (Flags & EWX_NONOTIFY)
+ return FALSE;
+
+ /* In case we cancelled the shutdown...*/
+ if (Flags & EWX_SHUTDOWN_CANCELED)
+ {
+ /* ... send a LN_LOGOFF_CANCELED to Winlogon with the real cancel status... */
+ Notif = LN_LOGOFF_CANCELED;
+ Param = ShutdownStatus;
+ }
+ else
+ {
+ /* ... otherwise it's a real logoff. Send the shutdown flags in that case.
*/
+ Notif = LN_LOGOFF;
+ Param = Flags;
+ }
+
+ // FIXME: At the moment, always send the notifications... In real world some checks
are done.
+ // if (hwndSAS && ( (Flags & EWX_SHUTDOWN) || RtlEqualLuid(CallerLuid,
&SystemLuid)) )
+ if (hwndSAS)
+ {
+ DPRINT("\tSending %s, Param 0x%x message to Winlogon\n", Notif ==
LN_LOGOFF ? "LN_LOGOFF" : "LN_LOGOFF_CANCELED", Param);
+ //UserPostMessage(hwndSAS, WM_LOGONNOTIFY, Notif, (LPARAM)Param);
+ UNIMPLEMENTED;
+ return TRUE;
+ }
+ else
+ {
+ DPRINT1("hwndSAS == NULL\n");
+ }
+
+ return FALSE;
+}
+
+
+NTSTATUS
+UserInitiateShutdown(IN PETHREAD Thread,
+ IN OUT PULONG pFlags)
+{
+ NTSTATUS Status;
+ ULONG Flags = *pFlags;
+ LUID CallerLuid;
+ LUID SystemLuid = SYSTEM_LUID;
+ /*static PRIVILEGE_SET ShutdownPrivilege =
+ {
+ 1, PRIVILEGE_SET_ALL_NECESSARY,
+ { {{SE_SHUTDOWN_PRIVILEGE, 0}, 0} }
+ };*/
+
+ PPROCESSINFO ppi;
+
+ DPRINT("UserInitiateShutdown\n");
+
+ /* Get the caller's LUID */
+ Status = GetProcessLuid(Thread, &CallerLuid);
+ if (!NT_SUCCESS(Status))
+ {
+ DPRINT1("GetProcessLuid failed\n");
+ return Status;
+ }
+
+ /*
+ * Check if this is the System LUID, and adjust flags if needed.
+ * In particular, be sure there is no EWX_CALLER_SYSTEM flag
+ * spuriously set (could be the sign of malicous app!).
+ */
+ if (RtlEqualLuid(&CallerLuid, &SystemLuid))
+ Flags |= EWX_CALLER_SYSTEM;
+ else
+ Flags &= ~EWX_CALLER_SYSTEM;
+
+ *pFlags = Flags;
+
+ /* Retrieve the Win32 process info */
+ ppi = PsGetProcessWin32Process(PsGetThreadProcess(Thread));
+ if (ppi == NULL)
+ return STATUS_INVALID_HANDLE;
+
+#if 0
+ /* If the caller is not Winlogon, do some security checks */
+ if (PsGetThreadProcessId(Thread) != gpidLogon)
+ {
+ /*
+ * Here also, be sure there is no EWX_CALLER_WINLOGON flag
+ * spuriously set (could be the sign of malicous app!).
+ */
+ Flags &= ~EWX_CALLER_WINLOGON;
+
+ *pFlags = Flags;
+
+ /* Check whether the current process is attached to a window station */
+ if (ppi->prpwinsta == NULL)
+ return STATUS_INVALID_HANDLE;
+
+ /* Check whether the window station of the current process can send exit requests
*/
+ if (!RtlAreAllAccessesGranted(ppi->amwinsta, WINSTA_EXITWINDOWS))
+ return STATUS_ACCESS_DENIED;
+
+ /*
+ * NOTE: USERSRV automatically adds the shutdown flag when we poweroff or
reboot.
+ *
+ * If the caller wants to shutdown / reboot / power-off...
+ */
+ if (Flags & EWX_SHUTDOWN)
+ {
+ /* ... check whether it has shutdown privilege */
+ if (!HasPrivilege(&ShutdownPrivilege))
+ return STATUS_PRIVILEGE_NOT_HELD;
+ }
+ else
+ {
+ /*
+ * ... but if it just wants to log-off, in case its
+ * window station is a non-IO one, fail the call.
+ */
+ if (ppi->prpwinsta->Flags & WSS_NOIO)
+ return STATUS_INVALID_DEVICE_REQUEST;
+ }
+ }
+
+ /* If the caller is not Winlogon, possibly notify it to perform the real shutdown */
+ if (PsGetThreadProcessId(Thread) != gpidLogon)
+ {
+ // FIXME: HACK!! Do more checks!!
+ ERR("UserInitiateShutdown -- Notify Winlogon for shutdown\n");
+ NotifyLogon(hwndSAS, &CallerLuid, Flags, STATUS_SUCCESS);
+ return STATUS_PENDING;
+ }
+
+ // If we reach this point, that means it's Winlogon that triggered the shutdown.
+ ERR("UserInitiateShutdown -- Winlogon is doing a shutdown\n");
+
+ /*
+ * Update and save the shutdown flags globally for renotifying
+ * Winlogon if needed, when calling EndShutdown.
+ */
+ Flags |= EWX_CALLER_WINLOGON; // Winlogon is doing a shutdown, be sure the internal
flag is set.
+ *pFlags = Flags;
+
+ /* Save the shutdown flags now */
+ gdwShutdownFlags = Flags;
+#else
+ UNIMPLEMENTED;
+#endif
+ return STATUS_SUCCESS;
+}
+
+NTSTATUS
+UserEndShutdown(IN PETHREAD Thread,
+ IN NTSTATUS ShutdownStatus)
+{
+ NTSTATUS Status;
+ ULONG Flags;
+ LUID CallerLuid;
+
+ DPRINT("UserEndShutdown\n");
+
+ /*
+ * FIXME: Some cleanup should be done when shutdown succeeds,
+ * and some reset should be done when shutdown is cancelled.
+ */
+ Status = GetProcessLuid(Thread, &CallerLuid);
+ if (!NT_SUCCESS(Status))
+ {
+ DPRINT1("GetProcessLuid failed\n");
+ return Status;
+ }
+
+ /* Copy the global flags because we're going to modify them for our purposes */
+ Flags = gdwShutdownFlags;
+
+ if (NT_SUCCESS(ShutdownStatus))
+ {
+ /* Just report success, and keep the shutdown flags as they are */
+ ShutdownStatus = STATUS_SUCCESS;
+ }
+ else
+ {
+ /* Report the status to Winlogon and say that we cancel the shutdown */
+ Flags |= EWX_SHUTDOWN_CANCELED;
+ // FIXME: Should we reset gdwShutdownFlags to 0 ??
+ }
+
+ DPRINT("UserEndShutdown -- Notify Winlogon for end of shutdown\n");
+
+#if 0
+ NotifyLogon(hwndSAS, &CallerLuid, Flags, ShutdownStatus);
+#else
+ UNIMPLEMENTED
+#endif
+
+ /* Always return success */
+ return STATUS_SUCCESS;
+}
+
+/* EOF */
Propchange: branches/arwinss/arwinss/server/main/shutdown.c
------------------------------------------------------------------------------
svn:eol-style = native
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