[PATCH v4 0/2] MR841: ntoskrnl: processor change callback stubs

[Etaash Mathamsetty (＠etaash.mathamsetty)]

required for mrac anti cheat

--
  v4: ntoskrnl: KeDeregisterProcessorChangeCallback stub

https://gitlab.winehq.org/wine/wine/-/merge_requests/841

[PATCH v4 1/2] ntoskrnl: KeRegisterProcessorChangeCallback stub

[Etaash Mathamsetty]

From: Etaash Mathamsetty

---
 dlls/ntoskrnl.exe/ntoskrnl.c        |  9 +++++++++
 dlls/ntoskrnl.exe/ntoskrnl.exe.spec |  2 ++
 include/ddk/wdm.h                   | 21 +++++++++++++++++++++
 3 files changed, 32 insertions(+)

diff --git a/dlls/ntoskrnl.exe/ntoskrnl.c b/dlls/ntoskrnl.exe/ntoskrnl.c
index 031e9900544..1a083ffabe0 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.c
+++ b/dlls/ntoskrnl.exe/ntoskrnl.c
@@ -3592,6 +3592,15 @@ NTSTATUS WINAPI CmUnRegisterCallback(LARGE_INTEGER cookie)
     return STATUS_NOT_IMPLEMENTED;
 }

+/***********************************************************************
+ *           KeRegisterProcessorChangeCallback  (NTOSKRNL.EXE.@)
+ */
+PVOID WINAPI KeRegisterProcessorChangeCallback(PPROCESSOR_CALLBACK_FUNCTION function, PVOID context, ULONG flags)
+{
+    FIXME("(%p %p %ld) stub\n", function, context, flags);
+    return (PVOID)0xDEADBEEF;
+}
+
 /***********************************************************************
  *           IoAttachDevice  (NTOSKRNL.EXE.@)
  */
diff --git a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
index e3898b06f89..e0a8a976022 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
+++ b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
@@ -613,6 +613,8 @@
 @ stub KeReadStateTimer
 @ stub KeRegisterBugCheckCallback
 @ stub KeRegisterBugCheckReasonCallback
+@ stdcall KeRegisterProcessorChangeCallback(ptr ptr long)
+@ stdcall KeDeregisterProcessorChangeCallback(ptr)
 @ stub KeReleaseInterruptSpinLock
 @ stub KeReleaseMutant
 @ stdcall KeReleaseMutex(ptr long)
diff --git a/include/ddk/wdm.h b/include/ddk/wdm.h
index 0aad83ade8c..ced5b71aa75 100644
--- a/include/ddk/wdm.h
+++ b/include/ddk/wdm.h
@@ -29,6 +29,11 @@
 #define POINTER_ALIGNMENT
 #endif

+#ifndef WINE_PNTSTATUS_DECLARED
+#define WINE_PNTSTATUS_DECLARED
+typedef NTSTATUS *PNTSTATUS;
+#endif
+
 /* FIXME: We suppose that page size is 4096 */
 #undef PAGE_SIZE
 #undef PAGE_SHIFT
@@ -1582,6 +1587,22 @@ typedef enum _WORK_QUEUE_TYPE {

typedef void (WINAPI *PIO_WORKITEM_ROUTINE)(PDEVICE_OBJECT,void*);

+typedef enum _KE_PROCESSOR_CHANGE_NOTIFY_STATE {
+  KeProcessorAddStartNotify = 0,
+  KeProcessorAddCompleteNotify,
+  KeProcessorAddFailureNotify
+} KE_PROCESSOR_CHANGE_NOTIFY_STATE;
+
+typedef struct _KE_PROCESSOR_CHANGE_NOTIFY_CONTEXT {
+  KE_PROCESSOR_CHANGE_NOTIFY_STATE State;
+  ULONG                            NtNumber;
+  NTSTATUS                         Status;
+  PROCESSOR_NUMBER                 ProcNumber;
+} KE_PROCESSOR_CHANGE_NOTIFY_CONTEXT, *PKE_PROCESSOR_CHANGE_NOTIFY_CONTEXT;
+
+typedef void (WINAPI PROCESSOR_CALLBACK_FUNCTION)(PVOID,PKE_PROCESSOR_CHANGE_NOTIFY_CONTEXT,PNTSTATUS);
+typedef PROCESSOR_CALLBACK_FUNCTION *PPROCESSOR_CALLBACK_FUNCTION;
+
 NTSTATUS WINAPI ObCloseHandle(IN HANDLE handle);

#ifdef NONAMELESSUNION

[PATCH v4 1/2] ntoskrnl: KeRegisterProcessorChangeCallback stub

[Marvin]

Hi,

It looks like your patch introduced the new failures shown below.
Please investigate and fix them before resubmitting your patch.
If they are not new, fixing them anyway would help a lot. Otherwise
please ask for the known failures list to be updated.

The full results can be found at:
https://testbot.winehq.org/JobDetails.pl?Key=123215

Your paranoid android.

=== debian11 (build log) ===

/usr/bin/i686-w64-mingw32-ld: ntoskrnl.exe-635ebfef.spec.o:fake:(.edata+0x998): undefined reference to `KeDeregisterProcessorChangeCallback@4'
collect2: error: ld returned 1 exit status
Task: The win32 Wine build failed

=== debian11 (build log) ===

/usr/bin/x86_64-w64-mingw32-ld: ntoskrnl.exe-635ebfb8.spec.o:fake:(.edata+0x9a8): undefined reference to `KeDeregisterProcessorChangeCallback'
collect2: error: ld returned 1 exit status
Task: The wow64 Wine build failed

[PATCH v4 2/2] ntoskrnl: KeDeregisterProcessorChangeCallback stub

[Etaash Mathamsetty]

From: Etaash Mathamsetty

---
 dlls/ntoskrnl.exe/ntoskrnl.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/dlls/ntoskrnl.exe/ntoskrnl.c b/dlls/ntoskrnl.exe/ntoskrnl.c
index 1a083ffabe0..1613ea42544 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.c
+++ b/dlls/ntoskrnl.exe/ntoskrnl.c
@@ -3601,6 +3601,14 @@ PVOID WINAPI KeRegisterProcessorChangeCallback(PPROCESSOR_CALLBACK_FUNCTION func
     return (PVOID)0xDEADBEEF;
 }

+/***********************************************************************
+ *           KeDeregisterProcessorChangeCallback  (NTOSKRNL.EXE.@)
+ */
+VOID WINAPI KeDeregisterProcessorChangeCallback(PVOID handle)
+{
+    FIXME("%p stub\n", handle);
+}
+
 /***********************************************************************
  *           IoAttachDevice  (NTOSKRNL.EXE.@)
  */