Jacek Caban : win32u: Introduce NtUserSendDriverMessage.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 4467589a4a52207098cf786b55b960881b5d6ccf
URL:    https://gitlab.winehq.org/wine/wine/-/commit/4467589a4a52207098cf786b55b9608...

Author: Jacek Caban 
Date:   Sat Sep 17 18:52:24 2022 +0200

win32u: Introduce NtUserSendDriverMessage.

And use it in display drivers.

---

dlls/win32u/message.c     | 4 ++++
 dlls/winemac.drv/macdrv.h | 2 +-
 dlls/winex11.drv/x11drv.h | 2 +-
 include/ntuser.h          | 9 +++++----
 4 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/dlls/win32u/message.c b/dlls/win32u/message.c
index 57e9b26b33d..51967d2598a 100644
--- a/dlls/win32u/message.c
+++ b/dlls/win32u/message.c
@@ -3209,6 +3209,10 @@ LRESULT WINAPI NtUserMessageCall( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lpa
         else RtlSetLastWin32Error( ERROR_MESSAGE_SYNC_ONLY );
         return FALSE;

+    case NtUserSendDriverMessage:
+        /* used by driver to send packed messages */
+        return send_message( hwnd, msg, wparam, lparam );
+
     case NtUserSpyEnter:
         spy_enter_message( ansi, hwnd, msg, wparam, lparam );
         return 0;
diff --git a/dlls/winemac.drv/macdrv.h b/dlls/winemac.drv/macdrv.h
index 1b7e6318f1a..ada7ca35587 100644
--- a/dlls/winemac.drv/macdrv.h
+++ b/dlls/winemac.drv/macdrv.h
@@ -289,7 +289,7 @@ extern NTSTATUS macdrv_client_func(enum macdrv_client_funcs func, const void *pa

static inline LRESULT send_message(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
 {
-    return NtUserMessageCall(hwnd, msg, wparam, lparam, NULL, NtUserSendMessage, FALSE);
+    return NtUserMessageCall(hwnd, msg, wparam, lparam, NULL, NtUserSendDriverMessage, FALSE);
 }

static inline LRESULT send_message_timeout(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam,
diff --git a/dlls/winex11.drv/x11drv.h b/dlls/winex11.drv/x11drv.h
index 07bdd7610d5..8721360536f 100644
--- a/dlls/winex11.drv/x11drv.h
+++ b/dlls/winex11.drv/x11drv.h
@@ -861,7 +861,7 @@ static inline UINT get_palette_entries( HPALETTE palette, UINT start, UINT count

static inline LRESULT send_message( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 {
-    return NtUserMessageCall( hwnd, msg, wparam, lparam, NULL, NtUserSendMessage, FALSE );
+    return NtUserMessageCall( hwnd, msg, wparam, lparam, NULL, NtUserSendDriverMessage, FALSE );
 }

static inline LRESULT send_message_timeout( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam,
diff --git a/include/ntuser.h b/include/ntuser.h
index 961d34d4db6..d724ccad103 100644
--- a/include/ntuser.h
+++ b/include/ntuser.h
@@ -297,10 +297,11 @@ enum
     /* Wine-specific exports */
     NtUserClipboardWindowProc = 0x0300,
     NtUserGetDispatchParams   = 0x3001,
-    NtUserSpyGetMsgName       = 0x3002,
-    NtUserSpyEnter            = 0x0303,
-    NtUserSpyExit             = 0x0304,
-    NtUserWinProcResult       = 0x0305,
+    NtUserSendDriverMessage   = 0x3002,
+    NtUserSpyGetMsgName       = 0x3003,
+    NtUserSpyEnter            = 0x0304,
+    NtUserSpyExit             = 0x0305,
+    NtUserWinProcResult       = 0x0306,
 };

/* NtUserThunkedMenuItemInfo codes */