1 files changed, 53 insertions, 0 deletions
diff --git a/libnetfs/io-reauthenticate.c b/libnetfs/io-reauthenticate.c
new file mode 100644
index 00000000..1d2d935a
--- /dev/null
+++ b/libnetfs/io-reauthenticate.c
@@ -0,0 +1,53 @@
+/*
+   Copyright (C) 1995,96,2000,01 Free Software Foundation, Inc.
+   Written by Michael I. Bushnell, p/BSG.
+
+   This file is part of the GNU Hurd.
+
+   The GNU Hurd is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, or (at
+   your option) any later version.
+
+   The GNU Hurd is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA. */
+
+#include "netfs.h"
+#include "io_S.h"
+
+error_t
+netfs_S_io_reauthenticate (struct protid *user, mach_port_t rend_port)
+{
+  error_t err;
+  struct protid *newpi;
+  mach_port_t newright;
+
+  if (!user)
+    return EOPNOTSUPP;
+
+  pthread_mutex_lock (&user->po->np->lock);
+  newpi = netfs_make_protid (user->po, 0);
+
+  newright = ports_get_send_right (newpi);
+  assert (newright != MACH_PORT_NULL);
+
+  err = iohelp_reauth (&newpi->user, netfs_auth_server_port, rend_port,
+		       newright, 1);
+
+  mach_port_deallocate (mach_task_self (), rend_port);
+  mach_port_deallocate (mach_task_self (), newright);
+
+  mach_port_move_member (mach_task_self (), newpi->pi.port_right,
+			 netfs_port_bucket->portset);
+
+  pthread_mutex_unlock (&user->po->np->lock);
+  ports_port_deref (newpi);
+
+  return err;
+}