[jimtabor] 34985: - Support relative callback proc with module base.

Author: jimtabor
Date: Thu Jul 31 17:48:59 2008
New Revision: 34985

URL: http://svn.reactos.org/svn/reactos?rev=34985&view=rev
Log:
- Support relative callback proc with module base.

Modified:
    trunk/reactos/subsystems/win32/win32k/ntuser/hook.c

Modified: trunk/reactos/subsystems/win32/win32k/ntuser/hook.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/ntu...
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/ntuser/hook.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/ntuser/hook.c [iso-8859-1] Thu Jul 31 17:48:59 2008
@@ -1142,7 +1142,11 @@
       Hook->ModuleName.Length = ModuleName.Length;
    }

-   Hook->Proc = HookProc;
+   if (Mod) /* make proc relative to the module base */
+     Hook->Proc = (void *)((char *)HookProc - (char *)Mod);
+   else
+     Hook->Proc = HookProc;
+
    Hook->Ansi = Ansi;
    Handle = Hook->Self;