[PATCH 1/7] opengl32: Use generated wow64 thunk for wglMakeCurrent.

[Jacek Caban]

From: Jacek Caban

---
 dlls/opengl32/make_opengl   |  1 -
 dlls/opengl32/unix_thunks.c | 18 ++++++++++++-
 dlls/opengl32/unix_thunks.h |  2 --
 dlls/opengl32/unix_wgl.c    | 54 ++++++++++++-------------------------
 4 files changed, 34 insertions(+), 41 deletions(-)

diff --git a/dlls/opengl32/make_opengl b/dlls/opengl32/make_opengl
index ec302a51c90..bd8bbb120d4 100755
--- a/dlls/opengl32/make_opengl
+++ b/dlls/opengl32/make_opengl
@@ -248,7 +248,6 @@ my %manual_wow64_thunks =
      "wglGetProcAddress" => 1,
      "wglGetProcAddress" => 1,
      "wglMakeContextCurrentARB" => 1,
-     "wglMakeCurrent" => 1,
      "wglQueryCurrentRendererStringWINE" => 1,
      "wglQueryRendererStringWINE" => 1,
     );
diff --git a/dlls/opengl32/unix_thunks.c b/dlls/opengl32/unix_thunks.c
index d8dab1a7874..19aa9084a7a 100644
--- a/dlls/opengl32/unix_thunks.c
+++ b/dlls/opengl32/unix_thunks.c
@@ -68,7 +68,7 @@ NTSTATUS wgl_wglGetProcAddress( void *args )
     return STATUS_SUCCESS;
 }

-NTSTATUS wgl_wglMakeCurrent( void *args )
+static NTSTATUS wgl_wglMakeCurrent( void *args )
 {
     struct wglMakeCurrent_params *params = args;
     pthread_mutex_lock( &wgl_lock );
@@ -29941,6 +29941,22 @@ static NTSTATUS wow64_wgl_wglGetPixelFormat( void *args )
     return STATUS_SUCCESS;
 }

+static NTSTATUS wow64_wgl_wglMakeCurrent( void *args )
+{
+    struct
+    {
+        PTR32 teb;
+        PTR32 hDc;
+        PTR32 newContext;
+        BOOL ret;
+    } *params = args;
+    TEB *teb = get_teb64( params->teb );
+    pthread_mutex_lock( &wgl_lock );
+    params->ret = wrap_wglMakeCurrent( teb, ULongToPtr(params->hDc), ULongToPtr(params->newContext) );
+    pthread_mutex_unlock( &wgl_lock );
+    return STATUS_SUCCESS;
+}
+
 static NTSTATUS wow64_wgl_wglSetPixelFormat( void *args )
 {
     struct
diff --git a/dlls/opengl32/unix_thunks.h b/dlls/opengl32/unix_thunks.h
index 93573510057..4171b0ca8e3 100644
--- a/dlls/opengl32/unix_thunks.h
+++ b/dlls/opengl32/unix_thunks.h
@@ -38,8 +38,6 @@ extern NTSTATUS wgl_wglDeleteContext( void *args );
 extern NTSTATUS wow64_wgl_wglDeleteContext( void *args );
 extern NTSTATUS wgl_wglGetProcAddress( void *args );
 extern NTSTATUS wow64_wgl_wglGetProcAddress( void *args );
-extern NTSTATUS wgl_wglMakeCurrent( void *args );
-extern NTSTATUS wow64_wgl_wglMakeCurrent( void *args );
 extern NTSTATUS gl_glGetString( void *args );
 extern NTSTATUS wow64_gl_glGetString( void *args );
 extern NTSTATUS ext_glClientWaitSync( void *args );
diff --git a/dlls/opengl32/unix_wgl.c b/dlls/opengl32/unix_wgl.c
index 410178ac090..61643a9e0ac 100644
--- a/dlls/opengl32/unix_wgl.c
+++ b/dlls/opengl32/unix_wgl.c
@@ -365,6 +365,20 @@ static void free_handle_ptr( struct wgl_handle *ptr )
     next_free = ptr;
 }

+static void update_teb32_context( TEB *teb )
+{
+#ifdef _WIN64
+    TEB32 *teb32;
+
+    if (!teb->WowTebOffset) return;
+    teb32 = (TEB32 *)((char *)teb + teb->WowTebOffset);
+
+    teb32->glCurrentRC = (UINT_PTR)teb->glCurrentRC;
+    teb32->glReserved1[0] = (UINT_PTR)teb->glReserved1[0];
+    teb32->glReserved1[1] = (UINT_PTR)teb->glReserved1[1];
+#endif
+}
+
 static int *memdup_attribs( const int *attribs )
 {
     const int *attr;
@@ -1020,21 +1034,20 @@ BOOL wrap_wglMakeCurrent( TEB *teb, HDC hdc, HGLRC hglrc )
         teb->glReserved1[1] = hdc;
         teb->glCurrentRC = hglrc;
         teb->glTable = (void *)funcs;
-        return TRUE;
     }
-    if (prev)
+    else if (prev)
     {
         if (!funcs->p_wglMakeCurrent( 0, NULL )) return FALSE;
         prev->tid = 0;
         teb->glCurrentRC = 0;
         teb->glTable = &null_opengl_funcs;
-        return TRUE;
     }
-    if (!hdc)
+    else if (!hdc)
     {
         RtlSetLastWin32Error( ERROR_INVALID_HANDLE );
         return FALSE;
     }
+    update_teb32_context( teb );
     return TRUE;
 }

@@ -1427,18 +1440,6 @@ static PTR32 find_wow64_string( const char *str, PTR32 wow64_str )
     return wow64_str;
 }

-static inline void update_teb32_context( TEB *teb )
-{
-    void *teb32;
-
-    if (!teb->WowTebOffset) return;
-    teb32 = (char *)teb + teb->WowTebOffset;
-
-    ((TEB32 *)teb32)->glCurrentRC = (UINT_PTR)teb->glCurrentRC;
-    ((TEB32 *)teb32)->glReserved1[0] = (UINT_PTR)teb->glReserved1[0];
-    ((TEB32 *)teb32)->glReserved1[1] = (UINT_PTR)teb->glReserved1[1];
-}
-
 NTSTATUS wow64_wgl_wglCreateContext( void *args )
 {
     struct
@@ -1527,27 +1528,6 @@ NTSTATUS wow64_wgl_wglDeleteContext( void *args )
     return status;
 }

-NTSTATUS wow64_wgl_wglMakeCurrent( void *args )
-{
-    struct
-    {
-        PTR32 teb;
-        PTR32 hDc;
-        PTR32 newContext;
-        BOOL ret;
-    } *params32 = args;
-    struct wglMakeCurrent_params params =
-    {
-        .teb = get_teb64(params32->teb),
-        .hDc = ULongToPtr(params32->hDc),
-        .newContext = ULongToPtr(params32->newContext),
-    };
-    NTSTATUS status;
-    if (!(status = wgl_wglMakeCurrent( &params ))) update_teb32_context( params.teb );
-    params32->ret = params.ret;
-    return status;
-}
-
 NTSTATUS wow64_ext_wglMakeContextCurrentARB( void *args )
 {
     struct