[NtUser]

[reactos.git] / reactos / win32ss / user / ntuser / input.c

diff --git a/reactos/win32ss/user/ntuser/input.c b/reactos/win32ss/user/ntuser/input.c
index 83d1463..d4c2ed1 100644 (file)
--- a/reactos/win32ss/user/ntuser/input.c
+++ b/reactos/win32ss/user/ntuser/input.c
@@ -394,6 +394,26 @@ NtUserBlockInput(
     return ret;
 }
 
+PTHREADINFO FASTCALL
+IsThreadAttach(PTHREADINFO ptiTo)
+{
+    PATTACHINFO pai;
+
+    if (!gpai) return NULL;
+
+    pai = gpai;
+    do
+    {
+        if (pai->pti2 == ptiTo) break;
+        pai = pai->paiNext;
+    } while (pai);
+
+    if (!pai) return NULL;
+
+    // Return ptiFrom.
+    return pai->pti1;
+}
+
 BOOL FASTCALL
 UserAttachThreadInput(PTHREADINFO ptiFrom, PTHREADINFO ptiTo, BOOL fAttach)
 {
@@ -419,7 +439,7 @@ UserAttachThreadInput(PTHREADINFO ptiFrom, PTHREADINFO ptiTo, BOOL fAttach)
         pai->pti1 = ptiFrom;
         pai->pti2 = ptiTo;
         gpai = pai;
-        TRACE("Attach Allocated! ptiFrom 0x%p  ptiTo 0x%p\n",ptiFrom,ptiTo);
+        ERR("Attach Allocated! ptiFrom 0x%p  ptiTo 0x%p\n",ptiFrom,ptiTo);
 
         ptiTo->MessageQueue->iCursorLevel -= ptiFrom->iCursorLevel;
         ptiFrom->pqAttach = ptiFrom->MessageQueue;
@@ -457,7 +477,7 @@ UserAttachThreadInput(PTHREADINFO ptiFrom, PTHREADINFO ptiTo, BOOL fAttach)
         if (paiprev) paiprev->paiNext = pai->paiNext;
 
         ExFreePoolWithTag(pai, USERTAG_ATTACHINFO);
-        TRACE("Attach Free! ptiFrom 0x%p  ptiTo 0x%p\n",ptiFrom,ptiTo);
+        ERR("Attach Free! ptiFrom 0x%p  ptiTo 0x%p\n",ptiFrom,ptiTo);
 
         ptiFrom->MessageQueue = ptiFrom->pqAttach;
         // FIXME: conditions?