wiretap/candump_priv.h

   1 /** @file
   2  *
   3  * Wiretap Library
   4  * Copyright (c) 1998 by Gilbert Ramirez <gram@alumni.rice.edu>
   5  *
   6  * Support for candump 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 CANDUMP_PRIV_H__
  13 #define CANDUMP_PRIV_H__
  14
  15 #include <gmodule.h>
  16 #include <wiretap/wtap.h>
  17 #include <wiretap/socketcan.h>
  18 #include <epan/dissectors/packet-socketcan.h>
  19
  20 //#define CANDUMP_DEBUG
  21
  22 typedef struct {
  23     uint8_t    length;
  24     uint8_t    data[CANFD_MAX_DLEN];
  25 } msg_data_t;
  26
  27 typedef struct {
  28     nstime_t   ts;
  29     uint32_t   id;
  30     bool       is_fd;
  31     uint8_t    flags;
  32     msg_data_t data;
  33 } msg_t;
  34
  35 typedef struct {
  36     int64_t v0;
  37     int64_t v1;
  38 } token_t;
  39
  40 typedef struct {
  41     wtap *tmp_file;
  42     char *tmp_filename;
  43 } candump_priv_t;
  44
  45 typedef struct {
  46     bool is_msg_valid;
  47     msg_t    msg;
  48
  49     FILE_T  fh;
  50     uint64_t file_bytes_read;
  51
  52     int     err;
  53     char   *err_info;
  54     char   *parse_error;
  55
  56     token_t token;
  57 } candump_state_t;
  58
  59 bool
  60 run_candump_parser(candump_state_t *state, int *err, char **err_info);
  61
  62 #ifdef CANDUMP_DEBUG
  63 #include <stdio.h>
  64 #define candump_debug_printf(...) printf(__VA_ARGS__)
  65 #else
  66 #define candump_debug_printf(...) (void)0
  67 #endif
  68
  69 #endif  /* CANDUMP_PRIV_H__ */