include/can.h
changeset 0 4472ee7c6c3e
child 71 95cd3376cc9f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/include/can.h	Wed May 10 16:59:40 2006 +0200
@@ -0,0 +1,50 @@
+/*
+This file is part of CanFestival, a library implementing CanOpen Stack. 
+
+Copyright (C): Edouard TISSERANT and Francis DUPIN
+
+See COPYING file for copyrights details.
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#ifndef __can_h__
+#define __can_h__
+/** Used for the Can message structure */
+/*
+union SHORT_CAN {
+  struct { UNS8 b0,b1; } b;
+  UNS32 w;
+};
+*/
+
+typedef struct {
+  UNS32 w; // 32 bits
+} SHORT_CAN;
+
+
+/** Can message structure */
+typedef struct {
+  SHORT_CAN cob_id;	// l'ID du mesg
+  UNS8 rtr;			// remote transmission request. 0 if not rtr, 
+                                // 1 for a rtr message
+  UNS8 len;			// message length (0 to 8)
+  UNS8 data[8];  	// data 
+} Message;
+
+
+typedef UNS8 (*canSend_t)(Message *);
+
+#endif // __can_h__