Changeset 4018 for branches/GRACE/src/win32k/misc/OS2KPTDA.c

Timestamp:

Aug 15, 2000, 9:03:27 AM (25 years ago)

Author:

bird

Message:

32-bits GetDosVar don't work. Get module handle from PTDA. (which btw is much
faster). So, I've added a new import, ptda_module.

File:

• branches/GRACE/src/win32k/misc/OS2KPTDA.c (modified) (4 diffs)

branches/GRACE/src/win32k/misc/OS2KPTDA.c

@@ -1 @@
-/* $Id: OS2KPTDA.c,v 1.1 2000-07-16 22:21:17 bird Exp $
+/* $Id: OS2KPTDA.c,v 1.1.2.1 2000-08-15 07:03:27 bird Exp $
  *
  * PTDA access functions.
@@ -28 +28 @@
 extern ULONG    pptda_start;
 extern ULONG    pptda_environ;
+extern ULONG    pptda_module;
 
 
@@ -35 +36 @@
  * @returns     Content of the pPTDA->ptda_environ member.
  * @param       pPTDA   PTDA Pointer. (NULL is not allowed!)
- * @sketch
  */
 USHORT  ptdaGet_ptda_environ(PPTDA pPTDA)
@@ -42 +42 @@
 }
 
+
+/**
+ * Gets the ptda_module PTDA member. This member holds the MTE handle of the process's
+ * executable image.
+ * @returns     Content of the pPTDA->ptda_module member.
+ * @param       pPTDA   PTDA Pointer. (NULL is not allowed!)
+ */
+USHORT  ptdaGet_ptda_module(PPTDA pPTDA)
+{
+    return *(PUSHORT)(void*)(((char*)(void*)pPTDA) + (pptda_module - pptda_start));
+}
+