wiretap/socketcan.h

   1 /** @file
   2  *
   3  * Wiretap Library
   4  * Copyright (c) 1998 by Gilbert Ramirez <gram@alumni.rice.edu>
   5  *
   6  * Support for Busmaster log file format
   7  * Copyright (c) 2019 by Maksim Salau <maksim.salau@gmail.com>
   8  *
   9  * SPDX-License-Identifier: GPL-2.0-or-later
  10  */
  11
  12 #ifndef SOCKETCAN_H__
  13 #define SOCKETCAN_H__
  14
  15 #include <gmodule.h>
  16
  17 #define CAN_MAX_DLEN   8
  18 #define CANFD_MAX_DLEN 64
  19
  20 typedef struct can_frame {
  21     uint32_t can_id;                       /* 32 bit CAN_ID + EFF/RTR/ERR flags */
  22     uint8_t can_dlc;                      /* frame payload length in byte (0 .. CAN_MAX_DLEN) */
  23     uint8_t __pad;                        /* padding */
  24     uint8_t __res0;                       /* reserved / padding */
  25     uint8_t __res1;                       /* reserved / padding */
  26     uint8_t data[CAN_MAX_DLEN];
  27 } can_frame_t;
  28
  29 typedef struct canfd_frame {
  30     uint32_t can_id;                       /* 32 bit CAN_ID + EFF flag */
  31     uint8_t len;                          /* frame payload length in byte */
  32     uint8_t flags;                        /* additional flags for CAN FD */
  33     uint8_t __res0;                       /* reserved / padding */
  34     uint8_t __res1;                       /* reserved / padding */
  35     uint8_t data[CANFD_MAX_DLEN];
  36 } canfd_frame_t;
  37
  38 #endif  /* SOCKETCAN_H__ */