[PATCH 3/4] user32: Implement RegisterWindowMessage(A|W) using NtUserRegisterWindowMessage.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/user32/message.c | 27 +++++++++++++++++++--------
 1 file changed, 19 insertions(+), 8 deletions(-)

diff --git a/dlls/user32/message.c b/dlls/user32/message.c
index a69993053d7..205d3e01c02 100644
--- a/dlls/user32/message.c
+++ b/dlls/user32/message.c
@@ -29,6 +29,7 @@

WINE_DEFAULT_DEBUG_CHANNEL(msg);

+#define MAX_ATOM_LEN  255

/* pack a pointer into a 32/64 portable format */
 static inline ULONGLONG pack_ptr( const void *ptr )
@@ -988,24 +989,34 @@ DWORD WINAPI WaitForInputIdle( HANDLE process, DWORD timeout )
  *		RegisterWindowMessageA (USER32.@)
  *		RegisterWindowMessage (USER.118)
  */
-UINT WINAPI RegisterWindowMessageA( LPCSTR str )
+UINT WINAPI RegisterWindowMessageA( LPCSTR name )
 {
-    UINT ret = GlobalAddAtomA(str);
-    TRACE("%s, ret=%x\n", str, ret);
-    return ret;
+    WCHAR buf[MAX_ATOM_LEN + 1];
+    UNICODE_STRING str = {.Buffer = buf, .MaximumLength = sizeof(buf)};
+    STRING ansi;
+
+    TRACE( "%s\n", debugstr_a(name) );
+
+    RtlInitAnsiString( &ansi, name );
+    RtlAnsiStringToUnicodeString( &str, &ansi, FALSE );
+    return NtUserRegisterWindowMessage( &str );
 }

/***********************************************************************
  *		RegisterWindowMessageW (USER32.@)
  */
-UINT WINAPI RegisterWindowMessageW( LPCWSTR str )
+UINT WINAPI RegisterWindowMessageW( LPCWSTR name )
 {
-    UINT ret = GlobalAddAtomW(str);
-    TRACE("%s ret=%x\n", debugstr_w(str), ret);
-    return ret;
+    UNICODE_STRING str;
+
+    TRACE( "%s\n", debugstr_w(name) );
+
+    RtlInitUnicodeString( &str, name );
+    return NtUserRegisterWindowMessage( &str );
 }

+
 typedef struct BroadcastParm
 {
     DWORD flags;