[sginsberg] 36263: - Implement IoSetFileOrigin

Author: sginsberg
Date: Mon Sep 15 12:47:16 2008
New Revision: 36263

URL: http://svn.reactos.org/svn/reactos?rev=36263&view=rev
Log:
- Implement IoSetFileOrigin

Modified:
    trunk/reactos/ntoskrnl/io/iomgr/file.c

Modified: trunk/reactos/ntoskrnl/io/iomgr/file.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/iomgr/file.c?r…
==============================================================================
--- trunk/reactos/ntoskrnl/io/iomgr/file.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/io/iomgr/file.c [iso-8859-1] Mon Sep 15 12:47:16 2008
@@ -2418,15 +2418,38 @@
 }
 
 /*
- * @unimplemented
+ * @implemented
  */
 NTSTATUS
 NTAPI
 IoSetFileOrigin(IN PFILE_OBJECT FileObject,
                 IN BOOLEAN Remote)
 {
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
+    NTSTATUS Status = STATUS_SUCCESS;
+    BOOLEAN FlagSet;
+
+    /* Get the flag status */
+    FlagSet = FileObject->Flags & FO_REMOTE_ORIGIN ? TRUE : FALSE;
+
+    /* Don't set the flag if it was set already, and don't remove it if it
wasn't set */
+    if (Remote && !FlagSet)
+    {
+        /* Set the flag */
+        FileObject->Flags |= FO_REMOTE_ORIGIN;
+    }
+    else if (!Remote && FlagSet)
+    {
+        /* Remove the flag */
+        FileObject->Flags &= ~FO_REMOTE_ORIGIN;
+    }
+    else
+    {
+        /* Fail */
+        Status = STATUS_INVALID_PARAMETER_MIX;
+    }
+
+    /* Return status */
+    return Status;
 }
 
 /*