[PATCH v4 1/8] user.exe16: Move kernel callbacks to wow_callbacks.

[Torge Matthies]

From: Torge Matthies

Signed-off-by: Torge Matthies 
---
 dlls/user.exe16/message.c      | 20 ++++++++------------
 dlls/user.exe16/user_private.h |  2 ++
 dlls/user32/controls.h         |  2 ++
 dlls/user32/user_main.c        | 13 +++++++++++++
 dlls/user32/winproc.c          |  2 ++
 5 files changed, 27 insertions(+), 12 deletions(-)

diff --git a/dlls/user.exe16/message.c b/dlls/user.exe16/message.c
index 9af217bf5f1..d4ea1b44742 100644
--- a/dlls/user.exe16/message.c
+++ b/dlls/user.exe16/message.c
@@ -2581,28 +2581,26 @@ HWND create_window16( CREATESTRUCTW *cs, LPCWSTR className, HINSTANCE instance,
 }

-static void WINAPI User16CallFreeIcon( ULONG *param, ULONG size )
+static void call_free_icon16( HICON16 hIcon )
 {
-    GlobalFree16( LOWORD(*param) );
+    GlobalFree16( hIcon );
 }

-static DWORD WINAPI User16ThunkLock( DWORD *param, ULONG size )
+static DWORD thunk_lock16( DWORD lock, BOOL release )
 {
-    if (size != sizeof(DWORD))
+    if (release)
     {
-        DWORD lock;
         ReleaseThunkLock( &lock );
         return lock;
     }
-    RestoreThunkLock( *param );
+    RestoreThunkLock( lock );
     return 0;
 }

void register_wow_handlers(void)
 {
-    void **callback_table = NtCurrentTeb()->Peb->KernelCallbackTable;
     static const struct wow_handlers16 handlers16 =
     {
         button_proc16,
@@ -2615,12 +2613,10 @@ void register_wow_handlers(void)
         create_window16,
         call_window_proc_Ato16,
         call_dialog_proc_Ato16,
+        call_free_icon16,
+        thunk_lock16
     };

-    callback_table[NtUserCallFreeIcon] = User16CallFreeIcon;
-    callback_table[NtUserThunkLock]    = User16ThunkLock;
-
-    NtUserEnableThunkLock( TRUE );
-
     UserRegisterWowHandlers( &handlers16, &wow_handlers32 );
+    NtUserEnableThunkLock( TRUE );
 }
diff --git a/dlls/user.exe16/user_private.h b/dlls/user.exe16/user_private.h
index 0805997246b..c3e1d9c9c84 100644
--- a/dlls/user.exe16/user_private.h
+++ b/dlls/user.exe16/user_private.h
@@ -44,6 +44,8 @@ struct wow_handlers16
     HWND    (*create_window)(CREATESTRUCTW*,LPCWSTR,HINSTANCE,BOOL);
     LRESULT (*call_window_proc)(HWND,UINT,WPARAM,LPARAM,LRESULT*,void*);
     LRESULT (*call_dialog_proc)(HWND,UINT,WPARAM,LPARAM,LRESULT*,void*);
+    void    (*call_free_icon)(HICON16);
+    DWORD   (*thunk_lock)(DWORD,BOOL);
 };

struct wow_handlers32
diff --git a/dlls/user32/controls.h b/dlls/user32/controls.h
index 613de0af6c2..7da105a9dfc 100644
--- a/dlls/user32/controls.h
+++ b/dlls/user32/controls.h
@@ -45,6 +45,8 @@ struct wow_handlers16
     HWND    (*create_window)(CREATESTRUCTW*,LPCWSTR,HINSTANCE,BOOL);
     LRESULT (*call_window_proc)(HWND,UINT,WPARAM,LPARAM,LRESULT*,void*);
     LRESULT (*call_dialog_proc)(HWND,UINT,WPARAM,LPARAM,LRESULT*,void*);
+    void    (*call_free_icon)(WORD);
+    DWORD   (*thunk_lock)(DWORD,BOOL);
 };

struct wow_handlers32
diff --git a/dlls/user32/user_main.c b/dlls/user32/user_main.c
index 963f07b70ef..bfaee6ca649 100644
--- a/dlls/user32/user_main.c
+++ b/dlls/user32/user_main.c
@@ -192,6 +192,17 @@ static NTSTATUS WINAPI User32UnpackDDEMessage( const struct unpack_dde_message_p
     return TRUE;
 }

+static void WINAPI User32CallFreeIcon( ULONG *param, ULONG size )
+{
+    if (wow_handlers.call_free_icon)
+        wow_handlers.call_free_icon( LOWORD(*param) );
+}
+
+static DWORD WINAPI User32ThunkLock( DWORD *param, ULONG size )
+{
+    return wow_handlers.thunk_lock( param ? *param : 0, size == sizeof(DWORD) );
+}
+
 static const void *kernel_callback_table[NtUserCallCount] =
 {
     User32CallEnumDisplayMonitor,
@@ -212,6 +223,8 @@ static const void *kernel_callback_table[NtUserCallCount] =
     User32PostDDEMessage,
     User32RenderSsynthesizedFormat,
     User32UnpackDDEMessage,
+    User32CallFreeIcon,
+    User32ThunkLock,
 };

diff --git a/dlls/user32/winproc.c b/dlls/user32/winproc.c
index 6cd41b51435..37b3dcab969 100644
--- a/dlls/user32/winproc.c
+++ b/dlls/user32/winproc.c
@@ -1453,6 +1453,8 @@ struct wow_handlers16 wow_handlers =
     WIN_CreateWindowEx,
     NULL,  /* call_window_proc */
     NULL,  /* call_dialog_proc */
+    NULL,  /* call_free_icon */
+    NULL,  /* thunk_lock */
 };

static const struct user_client_procs client_procsA =