From 1a02b3f1c6dbe1cb342f7e9066116eba9bcf6c85 Mon Sep 17 00:00:00 2001
From: Louis Lenders <xerox.xerox2000x@gmail.com>
Date: Sat, 1 May 2021 18:49:40 -0500
Subject: [PATCH] ntdll: Stub RtlQueryProcessPlaceholderCompatibilityMode().

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=50026
Signed-off-by: Louis Lenders <xerox.xerox2000x@gmail.com>
Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/ntdll/ntdll.spec               |  1 +
 dlls/ntdll/rtl.c                    | 10 ++++++++++
 dlls/ntoskrnl.exe/ntoskrnl.exe.spec |  1 +
 include/ddk/ntifs.h                 | 10 ++++++++++
 4 files changed, 22 insertions(+)

diff --git a/dlls/ntdll/ntdll.spec b/dlls/ntdll/ntdll.spec
index 4da9ea5a0b1..94ebca02f35 100644
--- a/dlls/ntdll/ntdll.spec
+++ b/dlls/ntdll/ntdll.spec
@@ -898,6 +898,7 @@
 @ stdcall RtlQueryProcessDebugInformation(long long ptr)
 @ stub RtlQueryProcessHeapInformation
 @ stub RtlQueryProcessLockInformation
+@ stdcall RtlQueryProcessPlaceholderCompatibilityMode()
 @ stub RtlQueryProperties
 @ stub RtlQueryPropertyNames
 @ stub RtlQueryPropertySet
diff --git a/dlls/ntdll/rtl.c b/dlls/ntdll/rtl.c
index cf21c980a45..d7740a7a044 100644
--- a/dlls/ntdll/rtl.c
+++ b/dlls/ntdll/rtl.c
@@ -37,6 +37,7 @@
 #include "ntdll_misc.h"
 #include "in6addr.h"
 #include "ddk/ntddk.h"
+#include "ddk/ntifs.h"
 
 WINE_DEFAULT_DEBUG_CHANNEL(ntdll);
 WINE_DECLARE_DEBUG_CHANNEL(debugstr);
@@ -2165,3 +2166,12 @@ NTSTATUS WINAPI RtlQueryPackageIdentity(HANDLE token, WCHAR *fullname, SIZE_T *f
     FIXME("(%p, %p, %p, %p, %p, %p): stub\n", token, fullname, fullname_size, appid, appid_size, packaged);
     return STATUS_NOT_FOUND;
 }
+
+/*********************************************************************
+ *           RtlQueryProcessPlaceholderCompatibilityMode [NTDLL.@]
+ */
+char WINAPI RtlQueryProcessPlaceholderCompatibilityMode(void)
+{
+    FIXME("stub\n");
+    return PHCM_APPLICATION_DEFAULT;
+}
diff --git a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
index 2e5e2e6e11b..3505a58b9d6 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
+++ b/dlls/ntoskrnl.exe/ntoskrnl.exe.spec
@@ -1212,6 +1212,7 @@
 @ stdcall RtlQueryDynamicTimeZoneInformation(ptr)
 @ stdcall RtlQueryInformationAcl(ptr ptr long long)
 @ stdcall RtlQueryPackageIdentity(long ptr ptr ptr ptr ptr)
+@ stdcall RtlQueryProcessPlaceholderCompatibilityMode()
 @ stdcall RtlQueryRegistryValues(long ptr ptr ptr ptr)
 @ stdcall RtlQueryRegistryValuesEx(long ptr ptr ptr ptr) RtlQueryRegistryValues
 @ stdcall RtlQueryTimeZoneInformation(ptr)
diff --git a/include/ddk/ntifs.h b/include/ddk/ntifs.h
index 73d602595c4..bd4bd58be26 100644
--- a/include/ddk/ntifs.h
+++ b/include/ddk/ntifs.h
@@ -21,6 +21,15 @@
 
 #include "ntddk.h"
 
+#define PHCM_ERROR_INVALID_PARAMETER    ((char)-1)
+#define PHCM_ERROR_NO_TEB               ((char)-2)
+#define PHCM_ERROR_NO_PEB               ((char)-3)
+#define PHCM_APPLICATION_DEFAULT        ((char)0)
+#define PHCM_DISGUISE_PLACEHOLDERS      ((char)1)
+#define PHCM_EXPOSE_PLACEHOLDERS        ((char)2)
+#define PHCM_DISGUISE_FULL_PLACEHOLDERS ((char)3)
+#define PHCM_MAX                        ((char)3)
+
 typedef struct _EX_PUSH_LOCK EX_PUSH_LOCK, *PEX_PUSH_LOCK;
 
 typedef enum _FS_FILTER_SECTION_SYNC_TYPE
@@ -140,5 +149,6 @@ BOOLEAN WINAPI PsIsSystemThread(PETHREAD);
 NTSTATUS WINAPI PsLookupProcessByProcessId(HANDLE,PEPROCESS*);
 NTSTATUS WINAPI PsLookupThreadByThreadId(HANDLE,PETHREAD*);
 void WINAPI PsRevertToSelf(void);
+char WINAPI RtlQueryProcessPlaceholderCompatibilityMode(void);
 
 #endif