1 files changed, 59 insertions, 0 deletions
diff --git a/lib.c b/lib.c
new file mode 100644
index 0000000..c344284
--- /dev/null
+++ b/lib.c
@@ -0,0 +1,59 @@
+/* Reincarnation services for translators.
+
+   Copyright (C) 2013 Free Software Foundation, Inc.
+
+   Written by Justus Winter <4winter@informatik.uni-hamburg.de>
+
+   This file might one day be a part of the GNU Hurd.
+
+   This program 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.
+
+   This program 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, see <http://www.gnu.org/licenses/>.  */
+
+#include <mach/mach_param.h>
+#include "reincarnation.h"
+
+error_t
+reincarnation_set_port (task_t task, mach_port_t port)
+{
+  error_t err;
+
+  mach_port_t *ports;
+  size_t ports_len;
+  err = mach_ports_lookup (task,
+			   &ports, &ports_len);
+  if (err)
+    return err;
+
+  ports[TASK_PORT_REGISTER_REINCARNATION] = port;
+
+  err = mach_ports_register (task,
+			     ports,
+			     TASK_PORT_REGISTER_MAX);
+  return err;
+}
+
+error_t
+reincarnation_get_port (task_t task, mach_port_t *port)
+{
+  error_t err;
+
+  mach_port_t *ports = NULL;
+  size_t ports_len = 0;
+  err = mach_ports_lookup (task,
+			   &ports, &ports_len);
+  if (err)
+    return err;
+
+  *port = ports[TASK_PORT_REGISTER_REINCARNATION];
+  return 0;
+}