CanFestival: include/can.h Source File

00001 /*
nico@215: 00002 This file is part of CanFestival, a library implementing CanOpen Stack. 
nico@215: 00003 
nico@215: 00004 Copyright (C): Edouard TISSERANT and Francis DUPIN
nico@215: 00005 
nico@215: 00006 See COPYING file for copyrights details.
nico@215: 00007 
nico@215: 00008 This library is free software; you can redistribute it and/or
nico@215: 00009 modify it under the terms of the GNU Lesser General Public
nico@215: 00010 License as published by the Free Software Foundation; either
nico@215: 00011 version 2.1 of the License, or (at your option) any later version.
nico@215: 00012 
nico@215: 00013 This library is distributed in the hope that it will be useful,
nico@215: 00014 but WITHOUT ANY WARRANTY; without even the implied warranty of
nico@215: 00015 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
nico@215: 00016 Lesser General Public License for more details.
nico@215: 00017 
nico@215: 00018 You should have received a copy of the GNU Lesser General Public
nico@215: 00019 License along with this library; if not, write to the Free Software
nico@215: 00020 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
nico@215: 00021 */
nico@215: 00022 
nico@215: 00023 #ifndef __can_h__
nico@215: 00024 #define __can_h__
nico@215: 00025 
nico@215: 00026 #include "applicfg.h"
nico@215: 00028 /*
nico@215: 00029 union SHORT_CAN {
nico@215: 00030   struct { UNS8 b0,b1; } b;
nico@215: 00031   UNS32 w;
nico@215: 00032 };
nico@215: 00033 */
nico@215: 00034 
nico@215: 00035 typedef struct {
etisserant@240: 00036   UNS32 w; /* 32 bits */
nico@215: 00037 } SHORT_CAN;
nico@215: 00038 
nico@215: 00039 
nico@215: 00041 typedef struct {
etisserant@240: 00042   SHORT_CAN cob_id;     /* l'ID du mesg */
etisserant@240: 00043   UNS8 rtr;                     /* remote transmission request. 0 if not rtr, 
nico@215: 00044                    1 for a rtr message */
etisserant@240: 00045   UNS8 len;                     /* message length (0 to 8) */
etisserant@240: 00046   UNS8 data[8]; /* data */
nico@215: 00047 } Message;
nico@215: 00048 
etisserant@240: 00049 #define Message_Initializer {0,0,0,{0,0,0,0,0,0,0,0}}
etisserant@240: 00050 
etisserant@240: 00051 typedef UNS8 (*canSend_t)(Message *);
etisserant@240: 00052 
etisserant@240: 00053 #endif /* __can_h__ */
etisserant@240: