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+#ifndef contact_h
+#define contact_h
+/* contact.h */
+/* robospierre - Eurobot 2011 AI. {{{
+ *
+ * Copyright (C) 2011 Nicolas Schodet
+ *
+ * APBTeam:
+ * Web: http://apbteam.org/
+ * Email: team AT apbteam DOT org
+ *
+ * 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 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * }}} */
+#include "simu.host.h"
+#include "defs.h"
+#include "io.h"
+
+#include "contact_defs.h"
+
+/** To get a state of a generic contact, use: IO_GET (CONTACT_EXAMPLE). */
+
+/** Initialize contact module. */
+void
+contact_init (void);
+
+/** Update contact module. This handle debouncing. */
+void
+contact_update (void);
+
+/** Get color switch state, unfiltered. */
+enum team_color_e
+contact_get_color (void);
+
+/** Get filtered jack state. */
+uint8_t
+contact_get_jack (void);
+
+/** Return state of all contact, unfiltered. */
+uint32_t
+contact_all (void);
+
+#endif /* contact_h */