/* codebar.host.c */ /* 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 "common.h" #include "codebar.h" #include "defs.h" #include "modules/host/host.h" #include "modules/host/mex.h" uint8_t codebar_front, codebar_back; static void codebar_handle (void *user, mex_msg_t *msg) { mex_msg_pop (msg, "BB", &codebar_front, &codebar_back); } void codebar_init (void) { const char *mex_instance = host_get_instance ("io-hub0", 0); uint8_t mtype = mex_node_reservef ("%s:codebar", mex_instance); mex_node_register (mtype, codebar_handle, 0); } uint8_t codebar_get (uint8_t direction) { if (direction == DIRECTION_FORWARD) return codebar_front; else return codebar_back; }