#ifndef ack_h #define ack_h // ack.h // es - Input/Output general purpose board. {{{ // // Copyright (C) 2006 Dufour Jérémy // // Robot APB Team/Efrei 2004. // Web: http://assos.efrei.fr/robot/ // Email: robot AT efrei DOT fr // // 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. // // }}} /** Module for telling upper class something important has occured ! */ /* Do not use, it's only for the main */ extern uint8_t ack_value; /** List here what you want to tell to the world and put a description. * You must use a different number for each code and it must be lower than 255 * of course ! */ #define ACK_NOTHING 0 /* Nothing to ack */ #define ACK_CONTACT_FRONT 1 /* Something in the front */ // FIXME, inline ? static ? /** Reset ack status */ void ack_reset (void) { ack_value = ACK_NOTHING; } /** Init to nothing. */ void init_ack (void) { ack_reset (); } /* Set an ack */ void ack_set (uint8_t ack_code) { ack_value = ack_code; } /* Get current ack */ uint8_t ack_get (void) { return ack_value; } #endif // ack_h