[PATCH 2/5] win32u: Stub NtGdiDdDDICheckOcclusion syscall.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/gdi32/gdi32.spec       |  1 +
 dlls/win32u/d3dkmt.c        |  6 ++++++
 dlls/win32u/main.c          |  5 +++++
 dlls/win32u/win32syscalls.h |  5 ++---
 dlls/win32u/win32u.spec     |  2 +-
 dlls/wow64win/gdi.c         | 10 ++++++++++
 6 files changed, 25 insertions(+), 4 deletions(-)

diff --git a/dlls/gdi32/gdi32.spec b/dlls/gdi32/gdi32.spec
index db6407135c3..28dab037a74 100644
--- a/dlls/gdi32/gdi32.spec
+++ b/dlls/gdi32/gdi32.spec
@@ -99,6 +99,7 @@
 # @ stub CreateScaledCompatibleBitmap
 # @ stub CreateSessionMappedDIBSection
 @ stdcall CreateSolidBrush(long)
+@ stdcall D3DKMTCheckOcclusion(ptr) win32u.NtGdiDdDDICheckOcclusion
 @ stdcall D3DKMTCheckVidPnExclusiveOwnership(ptr) win32u.NtGdiDdDDICheckVidPnExclusiveOwnership
 @ stdcall D3DKMTCloseAdapter(ptr) win32u.NtGdiDdDDICloseAdapter
 @ stdcall D3DKMTCreateAllocation(ptr) win32u.NtGdiDdDDICreateAllocation
diff --git a/dlls/win32u/d3dkmt.c b/dlls/win32u/d3dkmt.c
index 7fd4a4950da..1016b02ad5f 100644
--- a/dlls/win32u/d3dkmt.c
+++ b/dlls/win32u/d3dkmt.c
@@ -540,6 +540,12 @@ NTSTATUS WINAPI NtGdiDdDDISetVidPnSourceOwner( const D3DKMT_SETVIDPNSOURCEOWNER
     return STATUS_SUCCESS;
 }

+NTSTATUS WINAPI NtGdiDdDDICheckOcclusion( const D3DKMT_CHECKOCCLUSION *desc )
+{
+    FIXME( "desc %p stub!\n", desc );
+    return STATUS_PROCEDURE_NOT_FOUND;
+}
+
 /******************************************************************************
  *           NtGdiDdDDICheckVidPnExclusiveOwnership    (win32u.@)
  */
diff --git a/dlls/win32u/main.c b/dlls/win32u/main.c
index 5e37770a7e7..97fba697718 100644
--- a/dlls/win32u/main.c
+++ b/dlls/win32u/main.c
@@ -211,6 +211,11 @@ HBRUSH SYSCALL_API NtGdiCreateSolidBrush( COLORREF color, HBRUSH brush )
     SYSCALL_FUNC( NtGdiCreateSolidBrush );
 }

+NTSTATUS SYSCALL_API NtGdiDdDDICheckOcclusion( const D3DKMT_CHECKOD3DKMT_CHECKOCCLUSION *desc )
+{
+    SYSCALL_FUNC( NtGdiDdDDICheckOcclusion );
+}
+
 NTSTATUS SYSCALL_API NtGdiDdDDICheckVidPnExclusiveOwnership( const D3DKMT_CHECKVIDPNEXCLUSIVEOWNERSHIP *desc )
 {
     SYSCALL_FUNC( NtGdiDdDDICheckVidPnExclusiveOwnership );
diff --git a/dlls/win32u/win32syscalls.h b/dlls/win32u/win32syscalls.h
index aa3777c8cc9..6fe9b47087c 100644
--- a/dlls/win32u/win32syscalls.h
+++ b/dlls/win32u/win32syscalls.h
@@ -213,7 +213,7 @@
     SYSCALL_ENTRY( 0x10d1, NtGdiDdDDICheckMultiPlaneOverlaySupport, 0 ) \
     SYSCALL_ENTRY( 0x10d2, NtGdiDdDDICheckMultiPlaneOverlaySupport2, 0 ) \
     SYSCALL_ENTRY( 0x10d3, NtGdiDdDDICheckMultiPlaneOverlaySupport3, 0 ) \
-    SYSCALL_ENTRY( 0x10d4, NtGdiDdDDICheckOcclusion, 0 ) \
+    SYSCALL_ENTRY( 0x10d4, NtGdiDdDDICheckOcclusion, 4 ) \
     SYSCALL_ENTRY( 0x10d5, NtGdiDdDDICheckSharedResourceAccess, 0 ) \
     SYSCALL_ENTRY( 0x10d6, NtGdiDdDDICheckVidPnExclusiveOwnership, 4 ) \
     SYSCALL_ENTRY( 0x10d7, NtGdiDdDDICloseAdapter, 4 ) \
@@ -1755,7 +1755,7 @@
     SYSCALL_ENTRY( 0x10d1, NtGdiDdDDICheckMultiPlaneOverlaySupport, 0 ) \
     SYSCALL_ENTRY( 0x10d2, NtGdiDdDDICheckMultiPlaneOverlaySupport2, 0 ) \
     SYSCALL_ENTRY( 0x10d3, NtGdiDdDDICheckMultiPlaneOverlaySupport3, 0 ) \
-    SYSCALL_ENTRY( 0x10d4, NtGdiDdDDICheckOcclusion, 0 ) \
+    SYSCALL_ENTRY( 0x10d4, NtGdiDdDDICheckOcclusion, 8 ) \
     SYSCALL_ENTRY( 0x10d5, NtGdiDdDDICheckSharedResourceAccess, 0 ) \
     SYSCALL_ENTRY( 0x10d6, NtGdiDdDDICheckVidPnExclusiveOwnership, 8 ) \
     SYSCALL_ENTRY( 0x10d7, NtGdiDdDDICloseAdapter, 8 ) \
@@ -3269,7 +3269,6 @@
     SYSCALL_STUB( NtGdiDdDDICheckMultiPlaneOverlaySupport ) \
     SYSCALL_STUB( NtGdiDdDDICheckMultiPlaneOverlaySupport2 ) \
     SYSCALL_STUB( NtGdiDdDDICheckMultiPlaneOverlaySupport3 ) \
-    SYSCALL_STUB( NtGdiDdDDICheckOcclusion ) \
     SYSCALL_STUB( NtGdiDdDDICheckSharedResourceAccess ) \
     SYSCALL_STUB( NtGdiDdDDIConfigureSharedResource ) \
     SYSCALL_STUB( NtGdiDdDDICreateBundleObject ) \
diff --git a/dlls/win32u/win32u.spec b/dlls/win32u/win32u.spec
index c6917ed89cb..adc5f2f19b5 100644
--- a/dlls/win32u/win32u.spec
+++ b/dlls/win32u/win32u.spec
@@ -211,7 +211,7 @@
 @ stub -syscall NtGdiDdDDICheckMultiPlaneOverlaySupport
 @ stub -syscall NtGdiDdDDICheckMultiPlaneOverlaySupport2
 @ stub -syscall NtGdiDdDDICheckMultiPlaneOverlaySupport3
-@ stub -syscall NtGdiDdDDICheckOcclusion
+@ stdcall -syscall NtGdiDdDDICheckOcclusion(ptr)
 @ stub -syscall NtGdiDdDDICheckSharedResourceAccess
 @ stdcall -syscall NtGdiDdDDICheckVidPnExclusiveOwnership(ptr)
 @ stdcall -syscall NtGdiDdDDICloseAdapter(ptr)
diff --git a/dlls/wow64win/gdi.c b/dlls/wow64win/gdi.c
index 62f77927ae0..d8b4fd89249 100644
--- a/dlls/wow64win/gdi.c
+++ b/dlls/wow64win/gdi.c
@@ -399,6 +399,16 @@ NTSTATUS WINAPI wow64_NtGdiCreateSolidBrush( UINT *args )
     return HandleToUlong( NtGdiCreateSolidBrush( color, brush ));
 }

+NTSTATUS WINAPI wow64_NtGdiDdDDICheckOcclusion( UINT *args )
+{
+    struct
+    {
+        HWND hWnd;
+    } *desc32 = get_ptr( &args );
+    D3DKMT_CHECKOCCLUSION desc = {.hWnd = desc32->hWnd};
+    return NtGdiDdDDICheckOcclusion( &desc );
+}
+
 NTSTATUS WINAPI wow64_NtGdiDdDDICheckVidPnExclusiveOwnership( UINT *args )
 {
     const D3DKMT_CHECKVIDPNEXCLUSIVEOWNERSHIP *desc = get_ptr( &args );