[Wine-patches] ntoskrnl.exe: Return TRUE for grdkey.sys (eterbug #3781).

[Alexander Morozov]

----------- следующая часть -----------
From c16fbbdd7db1cd1c2bfe396423a39bad23c81323 Mon Sep 17 00:00:00 2001
From: Alexander Morozov <amorozov на etersoft.ru>
Date: Mon, 27 Apr 2009 14:37:32 +0400
Subject: [PATCH] ntoskrnl.exe: Return TRUE for grdkey.sys (eterbug #3781).

---
 dlls/ntoskrnl.exe/ntoskrnl.c |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)

diff --git a/dlls/ntoskrnl.exe/ntoskrnl.c b/dlls/ntoskrnl.exe/ntoskrnl.c
index e8e9c68..572338c 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.c
+++ b/dlls/ntoskrnl.exe/ntoskrnl.c
@@ -1318,7 +1318,27 @@ void WINAPI IoInvalidateDeviceRelations( PDEVICE_OBJECT DeviceObject,
  */
 BOOLEAN WINAPI IoIsWdmVersionAvailable( UCHAR MajorVersion, UCHAR MinorVersion )
 {
+#ifdef __i386__
+    static const WCHAR grdkeyW[] = {'g','r','d','k','e','y','.','s','y','s',0};
+
+    int *ptr;
+    HMODULE module;
+    WCHAR path[MAX_PATH], *name, *p;
+#endif
+
     TRACE( "%u %u\n", MajorVersion, MinorVersion );
+#ifdef __i386__
+    /* HACK for grdkey.sys */
+    __asm__( "movl %%ebp,%0" : "=r" (ptr) );
+    if (GetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS |
+        GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, *(void **)++ptr, &module ) &&
+        GetModuleFileNameW( module, path, sizeof(path) ))
+    {
+        p = path;
+        while ((p = strchrW( p, '\\' ))) name = ++p;
+        if (!strcmpiW( name, grdkeyW )) return TRUE;
+    }
+#endif
     return FALSE;
 }
 
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