[PATCH] ntdll: Add LdrRegisterDllNotification stub

[Alex Henrie]

Fixes https://bugs.winehq.org/show_bug.cgi?id=45205

Based on a Wine Staging patch by Michael Müller.

Signed-off-by: Alex Henrie 
---
 dlls/ntdll/loader.c   | 10 ++++++++++
 dlls/ntdll/ntdll.spec |  1 +
 include/winternl.h    | 26 ++++++++++++++++++++++++++
 3 files changed, 37 insertions(+)

diff --git a/dlls/ntdll/loader.c b/dlls/ntdll/loader.c
index 1a3dd801a1..01d7db7c0c 100644
--- a/dlls/ntdll/loader.c
+++ b/dlls/ntdll/loader.c
@@ -1461,6 +1461,16 @@ NTSTATUS WINAPI LdrEnumerateLoadedModules( void *unknown, LDRENUMPROC callback,
     return STATUS_SUCCESS;
 }

+/******************************************************************
+ *              LdrRegisterDllNotification (NTDLL.@)
+ */
+NTSTATUS WINAPI LdrRegisterDllNotification(ULONG flags, PLDR_DLL_NOTIFICATION_FUNCTION callback,
+                                           void *context, void **cookie)
+{
+    FIXME( "(%04x, %p, %p, %p) stub!\n", flags, callback, context, cookie );
+    return STATUS_NOT_IMPLEMENTED;
+}
+
 /******************************************************************
  *		LdrLockLoaderLock  (NTDLL.@)
  *
diff --git a/dlls/ntdll/ntdll.spec b/dlls/ntdll/ntdll.spec
index 7a58d7e37d..73b3103ba1 100644
--- a/dlls/ntdll/ntdll.spec
+++ b/dlls/ntdll/ntdll.spec
@@ -83,6 +83,7 @@
 @ stdcall LdrProcessRelocationBlock(ptr long ptr long)
 @ stdcall LdrQueryImageFileExecutionOptions(ptr wstr long ptr long ptr)
 @ stdcall LdrQueryProcessModuleInformation(ptr long ptr)
+@ stdcall LdrRegisterDllNotification(long ptr ptr ptr)
 @ stdcall LdrResolveDelayLoadedAPI(ptr ptr ptr ptr ptr long)
 @ stub LdrSetAppCompatDllRedirectionCallback
 @ stub LdrSetDllManifestProber
diff --git a/include/winternl.h b/include/winternl.h
index c84e6d7f88..308bd5818e 100644
--- a/include/winternl.h
+++ b/include/winternl.h
@@ -2169,6 +2169,32 @@ typedef struct _LDR_MODULE
     HANDLE              ActivationContext;
 } LDR_MODULE, *PLDR_MODULE;

+typedef struct _LDR_DLL_LOADED_NOTIFICATION_DATA
+{
+    ULONG Flags;
+    PCUNICODE_STRING FullDllName;
+    PCUNICODE_STRING BaseDllName;
+    PVOID DllBase;
+    ULONG SizeOfImage;
+} LDR_DLL_LOADED_NOTIFICATION_DATA, *PLDR_DLL_LOADED_NOTIFICATION_DATA;
+
+typedef struct _LDR_DLL_UNLOADED_NOTIFICATION_DATA
+{
+    ULONG Flags;
+    PCUNICODE_STRING FullDllName;
+    PCUNICODE_STRING BaseDllName;
+    PVOID DllBase;
+    ULONG SizeOfImage;
+} LDR_DLL_UNLOADED_NOTIFICATION_DATA, *PLDR_DLL_UNLOADED_NOTIFICATION_DATA;
+
+typedef union _LDR_DLL_NOTIFICATION_DATA
+{
+    LDR_DLL_LOADED_NOTIFICATION_DATA Loaded;
+    LDR_DLL_UNLOADED_NOTIFICATION_DATA Unloaded;
+} LDR_DLL_NOTIFICATION_DATA, *PLDR_DLL_NOTIFICATION_DATA;
+
+typedef void (CALLBACK *PLDR_DLL_NOTIFICATION_FUNCTION)(ULONG, LDR_DLL_NOTIFICATION_DATA*, void*);
+
 /* those defines are (some of the) regular LDR_MODULE.Flags values */
 #define LDR_IMAGE_IS_DLL                0x00000004
 #define LDR_LOAD_IN_PROGRESS            0x00001000