source: pacpussensors/trunk/CanGateway/driver/kvaser/linux/objbuf.h@ 102

/*
**                Copyright 2012 by Kvaser AB, Mölndal, Sweden
**                        http://www.kvaser.com
**
** This software is dual licensed under the following two licenses:
** BSD-new and GPLv2. You may use either one. See the included
** COPYING file for details.
**
** License: BSD-new
** ===============================================================================
** Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are met:
**     * Redistributions of source code must retain the above copyright
**       notice, this list of conditions and the following disclaimer.
**     * Redistributions in binary form must reproduce the above copyright
**       notice, this list of conditions and the following disclaimer in the
**       documentation and/or other materials provided with the distribution.
**     * Neither the name of the <organization> nor the
**       names of its contributors may be used to endorse or promote products
**       derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
** DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
** DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
**
**
** License: GPLv2
** ===============================================================================
** 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
**
** ---------------------------------------------------------------------------
**/

#ifndef OBJBUF_H
#define OBJBUF_H

#include "vcanevt.h"

#define MAX_OBJECT_BUFFERS 8

// Object buffer types.
#define OBJBUF_TYPE_AUTO_RESPONSE       1
#define OBJBUF_TYPE_PERIODIC_TX         2

#define OBJBUF_AUTO_RESPONSE_RTR_ONLY   0x01    // Flag: respond to RTR's only

#define OBJBUF_DRIVER_MARKER 0x40000000  // To make handles different
#define OBJBUF_DRIVER_MASK   0x1f        // Support up to 32 object buffers

typedef struct {
  unsigned int acc_code;    // For autoresponse bufs; filter code
  unsigned int acc_mask;    // For autoresponse bufs; filter mask
  unsigned int period;      // For auto tx buffers; interval in microseconds
  CAN_MSG msg;
  unsigned char in_use;
  unsigned char active;
  unsigned char type;
  unsigned char flags;
} OBJECT_BUFFER;

struct VCanOpenFileNode;

unsigned int objbuf_filter_match(OBJECT_BUFFER *buf, unsigned int id,
                                 unsigned int flags);
void objbuf_init(struct VCanOpenFileNode *fileNodePtr);
void objbuf_shutdown(struct VCanOpenFileNode *fileNodePtr);

#endif