Changeset 10265 in vbox for trunk/src/VBox/HostDrivers/Support/win

Timestamp:

Jul 5, 2008 12:47:50 AM (17 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

32871

Message:

Some more IDC code.

File:

• trunk/src/VBox/HostDrivers/Support/win/SUPDrv-win.cpp (modified) (2 diffs)

trunk/src/VBox/HostDrivers/Support/win/SUPDrv-win.cpp

@@ -430 +430 @@
              pStack->Parameters.DeviceIoControl.OutputBufferLength, pSession));
 
-    if (pSession)
-    {
-        /* Verify that it's a buffered CTL. */
-        if ((pStack->Parameters.DeviceIoControl.IoControlCode & 0x3) == METHOD_BUFFERED)
+/** @todo IDC on NT: figure when to create the session and that stuff... */
+
+    /* Verify that it's a buffered CTL. */
+    if ((pStack->Parameters.DeviceIoControl.IoControlCode & 0x3) == METHOD_BUFFERED)
+    {
+        /* Verify the pDevExt in the session. */
+        if (    (   !pSession
+                 && pStack->Parameters.DeviceIoControl.IoControlCode == SUPDRV_IDC_REQ_CONNECT)
+            ||  (   VALID_PTR(pSession)
+                 && pSession->pDevExt == pDevExt))
         {
             /* Verify that the size in the request header is correct. */
@@ -465 +471 @@
         }
         else
-        {
-            dprintf(("VBoxDrvNtInternalDeviceControl: not buffered request (%#x) - not supported\n",
-                     pStack->Parameters.DeviceIoControl.IoControlCode));
             rcNt = STATUS_NOT_SUPPORTED;
-        }
+    }
+    else
+    {
+        dprintf(("VBoxDrvNtInternalDeviceControl: not buffered request (%#x) - not supported\n",
+                 pStack->Parameters.DeviceIoControl.IoControlCode));
+        rcNt = STATUS_NOT_SUPPORTED;
     }