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00001 /* 00002 * Copyright (c) 2006, Swedish Institute of Computer Science. 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions 00007 * are met: 00008 * 1. Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * 2. Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * 3. Neither the name of the Institute nor the names of its contributors 00014 * may be used to endorse or promote products derived from this software 00015 * without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 00018 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00019 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00020 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 00021 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00022 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 00023 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00024 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00025 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 00026 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00027 * SUCH DAMAGE. 00028 * 00029 * $Id: gcr.h,v 1.1 2006/10/05 09:23:41 adamdunkels Exp $ 00030 * 00031 * ----------------------------------------------------------------- 00032 * 00033 * Author : Adam Dunkels, Joakim Eriksson, Niclas Finne 00034 * Created : 2006-10-02 00035 * Updated : $Date: 2006/10/05 09:23:41 $ 00036 * $Revision: 1.1 $ 00037 */ 00038 00039 #ifndef __GCR_H__ 00040 #define __GCR_H__ 00041 00042 void gcr_init(); 00043 unsigned char gcr_finished(); 00044 00045 void gcr_encode(unsigned char raw_data); 00046 00047 void gcr_decode(unsigned char gcr_data); 00048 unsigned char gcr_get_encoded(unsigned char *raw_data); 00049 unsigned char gcr_get_decoded(unsigned char *raw_data); 00050 unsigned char gcr_valid(); 00051 00052 #endif /* __GCR_H__ */