[fireball] 46772: - Code cleanup: remove unnecessary PTHREADINFO/PPROCESSINFO casts, reduce diff to the original code, make the code smaller by querying the current thread info only once per function.

Author: fireball
Date: Wed Apr  7 23:17:42 2010
New Revision: 46772

URL: http://svn.reactos.org/svn/reactos?rev=46772&view=rev
Log:
- Code cleanup: remove unnecessary PTHREADINFO/PPROCESSINFO casts, reduce diff to the
original code, make the code smaller by querying the current thread info only once per
function.

Modified:
    branches/arwinss/reactos/subsystems/win32/win32k/wine/handle.c
    branches/arwinss/reactos/subsystems/win32/win32k/wine/hook.c
    branches/arwinss/reactos/subsystems/win32/win32k/wine/queue.c
    branches/arwinss/reactos/subsystems/win32/win32k/wine/window.c
    branches/arwinss/reactos/subsystems/win32/win32k/wine/winstation.c

Modified: branches/arwinss/reactos/subsystems/win32/win32k/wine/handle.c
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win3…
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/wine/handle.c [iso-8859-1]
(original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/wine/handle.c [iso-8859-1] Wed Apr  7
23:17:42 2010
@@ -536,7 +536,7 @@
         if (ops && obj->ops != ops)
             set_error( STATUS_OBJECT_TYPE_MISMATCH );
         else
-            handle = alloc_handle( (PPROCESSINFO)PsGetCurrentProcessWin32Process() , obj,
access, attr );
+            handle = alloc_handle( PsGetCurrentProcessWin32Process() , obj, access, attr
);
         release_object( obj );
     }
     else
@@ -554,14 +554,14 @@
 /* close a handle */
 DECL_HANDLER(close_handle)
 {
-    unsigned int err = close_handle( (PPROCESSINFO)PsGetCurrentProcessWin32Process(),
req->handle );
+    unsigned int err = close_handle( PsGetCurrentProcessWin32Process(), req->handle
);
     set_error( err );
 }
 
 /* set a handle information */
 DECL_HANDLER(set_handle_info)
 {
-    reply->old_flags = set_handle_flags(
(PPROCESSINFO)PsGetCurrentProcessWin32Process() , req->handle, req->mask,
req->flags );
+    reply->old_flags = set_handle_flags( PsGetCurrentProcessWin32Process() ,
req->handle, req->mask, req->flags );
 }
 
 /* duplicate a handle */
@@ -597,9 +597,9 @@
     struct object *obj;
     WCHAR *name;
 
-    if (!(obj = get_handle_obj( (PPROCESSINFO)PsGetCurrentProcessWin32Process(),
req->handle, 0, NULL ))) return;
-
-    reply->access = get_handle_access(
(PPROCESSINFO)PsGetCurrentProcessWin32Process(), req->handle );
+    if (!(obj = get_handle_obj( PsGetCurrentProcessWin32Process(), req->handle, 0,
NULL ))) return;
+
+    reply->access = get_handle_access( PsGetCurrentProcessWin32Process(),
req->handle );
     reply->ref_count = obj->refcount;
     if ((name = get_object_full_name( obj, &reply->total )))
         set_reply_data_ptr( (void*)req, name, min( reply->total,
get_reply_max_size((void*)req) ));
@@ -627,7 +627,7 @@
     if (req->security_info & DACL_SECURITY_INFORMATION)
         access |= WRITE_DAC;
 
-    if (!(obj = get_handle_obj( (PPROCESSINFO)PsGetCurrentProcessWin32Process(),
req->handle, access, NULL ))) return;
+    if (!(obj = get_handle_obj( PsGetCurrentProcessWin32Process(), req->handle,
access, NULL ))) return;
 
     obj->ops->set_sd( obj, sd, req->security_info );
     release_object( obj );

Modified: branches/arwinss/reactos/subsystems/win32/win32k/wine/hook.c
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win3…
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/wine/hook.c [iso-8859-1] (original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/wine/hook.c [iso-8859-1] Wed Apr  7
23:17:42 2010
@@ -451,7 +451,6 @@
     {
         ObReferenceObjectByPointer(current->peThread, 0, NULL, KernelMode);
         hook->owner = current;
-        //hook->process = process ? (struct process *)grab_object( process ) : NULL;
         if (process)
             ObReferenceObjectByPointer(process->peProcess, 0, NULL, KernelMode);
         hook->process = process;

Modified: branches/arwinss/reactos/subsystems/win32/win32k/wine/queue.c
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win3…
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/wine/queue.c [iso-8859-1] (original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/wine/queue.c [iso-8859-1] Wed Apr  7
23:17:42 2010
@@ -1674,7 +1674,7 @@
             /* if skip wait is set, do what would have been done in the subsequent wait
*/
             if (req->skip_wait)
             {
-                msg_queue_satisfied( &queue->obj,
(PTHREADINFO)PsGetCurrentThreadWin32Thread() );
+                msg_queue_satisfied( &queue->obj, PsGetCurrentThreadWin32Thread()
);
             }
             else
             {
@@ -2087,7 +2087,7 @@
     }
     else
     {
-        thread = (PTHREADINFO)PsGetCurrentThreadWin32Thread();
+        thread = PsGetCurrentThreadWin32Thread();
         ObReferenceObjectByPointer(thread->peThread, 0, NULL, KernelMode);
     }
 

Modified: branches/arwinss/reactos/subsystems/win32/win32k/wine/window.c
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win3…
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/wine/window.c [iso-8859-1]
(original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/wine/window.c [iso-8859-1] Wed Apr  7
23:17:42 2010
@@ -408,7 +408,7 @@
 
     if (!(desktop = get_thread_desktop( current, DESKTOP_CREATEWINDOW ))) return NULL;
 
-    if (!(class = grab_class( (PPROCESSINFO)PsGetCurrentProcessWin32Process(), atom,
instance, &extra_bytes )))
+    if (!(class = grab_class( current->process, atom, instance, &extra_bytes )))
     {
         release_object( desktop );
         return NULL;
@@ -1778,7 +1778,7 @@
     if (win)
     {
         if (!is_desktop_window(win)) destroy_window( win );
-        else if (win->thread == (PTHREADINFO)PsGetCurrentThreadWin32Thread())
detach_window_thread( win );
+        else if (win->thread == PsGetCurrentThreadWin32Thread()) detach_window_thread(
win );
         else set_error( STATUS_ACCESS_DENIED );
     }
 }
@@ -1787,7 +1787,7 @@
 /* retrieve the desktop window for the current thread */
 DECL_HANDLER(get_desktop_window)
 {
-    struct desktop *desktop = get_thread_desktop(
(PTHREADINFO)PsGetCurrentThreadWin32Thread(), 0 );
+    struct desktop *desktop = get_thread_desktop( PsGetCurrentThreadWin32Thread(), 0 );
 
     if (!desktop) return;
 
@@ -1865,7 +1865,7 @@
     struct window *win = get_window( req->handle );
 
     if (!win) return;
-    if (req->flags && is_desktop_window(win) && win->thread !=
(PTHREADINFO)PsGetCurrentThreadWin32Thread())
+    if (req->flags && is_desktop_window(win) && win->thread !=
PsGetCurrentThreadWin32Thread())
     {
         set_error( STATUS_ACCESS_DENIED );
         return;
@@ -1941,21 +1941,20 @@
     struct unicode_str cls_name;
     atom_t atom = req->atom;
     struct desktop *desktop = NULL;
-    PTHREADINFO current_thread = (PTHREADINFO)PsGetCurrentThreadWin32Thread();
-    PPROCESSINFO current_process = (PPROCESSINFO)PsGetCurrentProcessWin32Process();
+    PTHREADINFO current = PsGetCurrentThreadWin32Thread();
 
     get_req_unicode_str( (void*)req, &cls_name );
     if (cls_name.len && !(atom = find_global_atom( NULL, &cls_name )))
return;
 
     if (req->desktop)
     {
-        if (!(desktop = get_desktop_obj( current_process, req->desktop,
DESKTOP_ENUMERATE ))) return;
+        if (!(desktop = get_desktop_obj( current->process, req->desktop,
DESKTOP_ENUMERATE ))) return;
         parent = desktop->top_window;
     }
     else
     {
         if (req->parent && !(parent = get_window( req->parent ))) return;
-        if (!parent && !(desktop = get_thread_desktop( current_thread, 0 )))
return;
+        if (!parent && !(desktop = get_thread_desktop( current, 0 ))) return;
     }
 
     if (parent)

Modified: branches/arwinss/reactos/subsystems/win32/win32k/wine/winstation.c
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win3…
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/wine/winstation.c [iso-8859-1]
(original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/wine/winstation.c [iso-8859-1] Wed
Apr  7 23:17:42 2010
@@ -532,7 +532,7 @@
     get_req_unicode_str( (void*)req, &name );
     if ((winstation = create_winstation( &name, req->attributes, req->flags
)))
     {
-        reply->handle = alloc_handle( (PPROCESSINFO)PsGetCurrentProcessWin32Process(),
winstation, req->access, req->attributes );
+        reply->handle = alloc_handle( PsGetCurrentProcessWin32Process(), winstation,
req->access, req->attributes );
         release_object( winstation );
     }
 }
@@ -555,11 +555,12 @@
 DECL_HANDLER(close_winstation)
 {
     struct winstation *winstation;
-
-    if ((winstation = (struct winstation *)get_handle_obj(
(PPROCESSINFO)PsGetCurrentProcessWin32Process(), req->handle,
+    PTHREADINFO current = PsGetCurrentThreadWin32Thread();
+
+    if ((winstation = (struct winstation *)get_handle_obj( current->process,
req->handle,
                                                            0, &winstation_ops )))
     {
-        if (close_handle( PsGetCurrentProcessWin32Process(), req->handle )) set_error(
STATUS_ACCESS_DENIED );
+        if (close_handle( current->process, req->handle )) set_error(
STATUS_ACCESS_DENIED );
         release_object( winstation );
     }
 }
@@ -576,12 +577,13 @@
 DECL_HANDLER(set_process_winstation)
 {
     struct winstation *winstation;
-
-    if ((winstation = (struct winstation *)get_handle_obj(
(PPROCESSINFO)PsGetCurrentProcessWin32Process(), req->handle,
+    PTHREADINFO current = PsGetCurrentThreadWin32Thread();
+
+    if ((winstation = (struct winstation *)get_handle_obj( current->process,
req->handle,
                                                            0, &winstation_ops )))
     {
         /* FIXME: should we close the old one? */
-        ((PPROCESSINFO)PsGetCurrentProcessWin32Process())->winstation =
req->handle;
+        current->process->winstation = req->handle;
         release_object( winstation );
     }
 }
@@ -592,15 +594,15 @@
     struct desktop *desktop;
     struct winstation *winstation;
     struct unicode_str name;
-    PPROCESSINFO current = (PPROCESSINFO)PsGetCurrentProcessWin32Process();
+    PTHREADINFO current = PsGetCurrentThreadWin32Thread();
 
     reply->handle = 0;
     get_req_unicode_str( (void*)req, &name );
-    if ((winstation = get_process_winstation( current, WINSTA_CREATEDESKTOP )))
+    if ((winstation = get_process_winstation( current->process, WINSTA_CREATEDESKTOP
)))
     {
         if ((desktop = create_desktop( &name, req->attributes, req->flags,
winstation )))
         {
-            reply->handle = alloc_handle( current, desktop, req->access,
req->attributes );
+            reply->handle = alloc_handle( current->process, desktop,
req->access, req->attributes );
             release_object( desktop );
         }
         release_object( winstation );
@@ -612,14 +614,15 @@
 {
     struct winstation *winstation;
     struct unicode_str name;
+    PTHREADINFO current = PsGetCurrentThreadWin32Thread();
 
     get_req_unicode_str( (void*)req, &name );
 
     /* FIXME: check access rights */
     if (!req->winsta)
-        winstation = get_process_winstation(
(PPROCESSINFO)PsGetCurrentProcessWin32Process(), 0 );
+        winstation = get_process_winstation( current->process, 0 );
     else
-        winstation = (struct winstation *)get_handle_obj(
(PPROCESSINFO)PsGetCurrentProcessWin32Process(), req->winsta, 0, &winstation_ops
);
+        winstation = (struct winstation *)get_handle_obj( current->process,
req->winsta, 0, &winstation_ops );
 
     if (winstation)
     {
@@ -641,12 +644,13 @@
 DECL_HANDLER(close_desktop)
 {
     struct desktop *desktop;
+    PTHREADINFO current = PsGetCurrentThreadWin32Thread();
 
     /* make sure it is a desktop handle */
-    if ((desktop = (struct desktop *)get_handle_obj(
(PPROCESSINFO)PsGetCurrentProcessWin32Process(), req->handle,
+    if ((desktop = (struct desktop *)get_handle_obj( current->process,
req->handle,
                                                      0, &desktop_ops )))
     {
-        if (close_handle( PsGetCurrentProcessWin32Process(), req->handle )) set_error(
STATUS_DEVICE_BUSY );
+        if (close_handle( current->process, req->handle )) set_error(
STATUS_DEVICE_BUSY );
         release_object( desktop );
     }
 }
@@ -678,7 +682,7 @@
 {
     struct desktop *old_desktop, *new_desktop;
     struct winstation *winstation;
-    PTHREADINFO current = (PTHREADINFO)PsGetCurrentThreadWin32Thread();
+    PTHREADINFO current = PsGetCurrentThreadWin32Thread();
 
     if (!(winstation = get_process_winstation( current->process, 0 /* FIXME: access
rights? */ )))
         return;
@@ -723,7 +727,7 @@
 {
     struct object *obj;
 
-    if (!(obj = get_handle_obj( (PPROCESSINFO)PsGetCurrentProcessWin32Process(),
req->handle, 0, NULL ))) return;
+    if (!(obj = get_handle_obj( PsGetCurrentProcessWin32Process(), req->handle, 0,
NULL ))) return;
 
     if (obj->ops == &desktop_ops)
     {
@@ -777,7 +781,7 @@
     struct desktop *desktop;
     unsigned int index = 0;
 
-    if (!(winstation = (struct winstation *)get_handle_obj(
(PPROCESSINFO)PsGetCurrentProcessWin32Process(), req->winstation,
+    if (!(winstation = (struct winstation *)get_handle_obj(
PsGetCurrentProcessWin32Process(), req->winstation,
                                                             WINSTA_ENUMDESKTOPS,
&winstation_ops )))
         return;