+/**************************************************************************/
+/* File: canmsg.h - common kernel-space and user-space CAN message struct */
+/* */
+/* LinCAN - (Not only) Linux CAN bus driver */
+/* Copyright (C) 2002-2009 DCE FEE CTU Prague <http://dce.felk.cvut.cz> */
+/* Copyright (C) 2002-2009 Pavel Pisa <pisa@cmp.felk.cvut.cz> */
+/* Funded by OCERA and FRESCOR IST projects */
+/* */
+/* LinCAN is free software; you can redistribute it and/or modify it */
+/* under terms of the GNU General Public License as published by the */
+/* Free Software Foundation; either version 2, or (at your option) any */
+/* later version. LinCAN 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 LinCAN; see file */
+/* COPYING. If not, write to the Free Software Foundation, 675 Mass Ave, */
+/* Cambridge, MA 02139, USA. */
+/* */
+/* To allow use of LinCAN in the compact embedded systems firmware */
+/* and RT-executives (RTEMS for example), main authors agree with next */
+/* special exception: */
+/* */
+/* Including LinCAN header files in a file, instantiating LinCAN generics */
+/* or templates, or linking other files with LinCAN objects to produce */
+/* an application image/executable, does not by itself cause the */
+/* resulting application image/executable to be covered by */
+/* the GNU General Public License. */
+/* This exception does not however invalidate any other reasons */
+/* why the executable file might be covered by the GNU Public License. */
+/* Publication of enhanced or derived LinCAN files is required although. */
+/**************************************************************************/
+
#ifndef _CANMSG_T_H
#define _CANMSG_T_H
#else /* __KERNEL__ */
+#include <inttypes.h>
#include <sys/time.h>
#include <sys/types.h>
extern "C" {
#endif
-/*
+/*
* CAN_MSG_VERSION_2 enables new canmsg_t layout compatible with
* can4linux project from http://www.port.de/
- *
+ *
*/
#define CAN_MSG_VERSION_2
typedef struct timeval canmsg_tstamp_t ;
+typedef unsigned long canmsg_id_t;
+
/**
* struct canmsg_t - structure representing CAN message
* @flags: message flags
* %MSG_RTR .. message is Remote Transmission Request,
- * %MSG_EXT .. message with extended ID,
+ * %MSG_EXT .. message with extended ID,
* %MSG_OVR .. indication of queue overflow condition,
* %MSG_LOCAL .. message originates from this node.
* @cob: communication object number (not used)
struct canmsg_t {
int flags;
int cob;
- unsigned long id;
+ canmsg_id_t id;
canmsg_tstamp_t timestamp;
unsigned short length;
unsigned char data[CAN_MSG_LENGTH];
struct canmsg_t {
short flags;
int cob;
- unsigned long id;
+ canmsg_id_t id;
unsigned long timestamp;
unsigned int length;
unsigned char data[CAN_MSG_LENGTH];
* struct canfilt_t - structure for acceptance filter setup
* @flags: message flags
* %MSG_RTR .. message is Remote Transmission Request,
- * %MSG_EXT .. message with extended ID,
+ * %MSG_EXT .. message with extended ID,
* %MSG_OVR .. indication of queue overflow condition,
* %MSG_LOCAL .. message originates from this node.
* there are corresponding mask bits
int flags;
int queid;
int cob;
- unsigned long id;
- unsigned long mask;
+ canmsg_id_t id;
+ canmsg_id_t mask;
};
typedef struct canfilt_t canfilt_t;