1 files changed, 46 insertions, 0 deletions

diff --git a/firmware/kernel/include/timeout.h b/firmware/kernel/include/timeout.h
new file mode 100644
index 0000000000..0b7c52ba4c
--- /dev/null
+++ b/firmware/kernel/include/timeout.h
@@ -0,0 +1,46 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2002 by Björn Stenberg
+ *
+ * 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
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#ifndef _KERNEL_H_
+#define _KERNEL_H_
+
+#include "config.h"
+
+struct timeout;
+
+/* timeout callback type
+ * tmo - pointer to struct timeout associated with event
+ * return next interval or <= 0 to stop event
+ */
+#define MAX_NUM_TIMEOUTS 8
+typedef int (* timeout_cb_type)(struct timeout *tmo);
+
+struct timeout
+{
+    timeout_cb_type callback;/* callback - returning false cancels */
+    intptr_t        data;    /* data passed to callback */
+    long            expires; /* expiration tick */
+};
+
+void timeout_register(struct timeout *tmo, timeout_cb_type callback,
+                      int ticks, intptr_t data);
+void timeout_cancel(struct timeout *tmo);
+
+#endif /* _KERNEL_H_ */