/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
/* Copyright (c) 2002-2007 Volkswagen Group Electronic Research
* All rights reserved .
*
* Redistribution and use in source and binary forms , with or without
* modification , are permitted provided that the following conditions
* are met :
* 1 . Redistributions of source code must retain the above copyright
* notice , this list of conditions and the following disclaimer .
* 2 . 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 .
* 3 . Neither the name of Volkswagen nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission .
*
* Alternatively , provided that this notice is retained in full , this
* software may be distributed under the terms of the GNU General
* Public License ( " GPL " ) version 2 , in which case the provisions of the
* GPL apply INSTEAD OF those given above .
*
* The provided data structures and external interfaces from this code
* are not restricted to be used by modules with a GPL compatible license .
*
* 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
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*/
#ifndef AF_CAN_H
#define AF_CAN_H
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <linux/list.h>
#include <linux/rcupdate.h>
#include <linux/can.h>
/* af_can rx dispatcher structures */
struct receiver {
struct hlist_node list;
canid_t can_id;
canid_t mask;
unsigned long matches;
void (*func)(struct sk_buff *skb, void *data);
void *data;
char *ident;
struct sock *sk;
struct rcu_head rcu;
};
/* statistic structures */
/* can be reset e.g. by can_init_stats() */
struct can_pkg_stats {
unsigned long jiffies_init;
atomic_long_t rx_frames;
atomic_long_t tx_frames;
atomic_long_t matches;
unsigned long total_rx_rate;
unsigned long total_tx_rate;
unsigned long total_rx_match_ratio;
unsigned long current_rx_rate;
unsigned long current_tx_rate;
unsigned long current_rx_match_ratio;
unsigned long max_rx_rate;
unsigned long max_tx_rate;
unsigned long max_rx_match_ratio;
atomic_long_t rx_frames_delta;
atomic_long_t tx_frames_delta;
atomic_long_t matches_delta;
};
/* persistent statistics */
struct can_rcv_lists_stats {
unsigned long stats_reset;
unsigned long user_reset;
unsigned long rcv_entries;
unsigned long rcv_entries_max;
};
/* function prototypes for the CAN networklayer procfs (proc.c) */
void can_init_proc(struct net *net);
void can_remove_proc(struct net *net);
void can_stat_update(struct timer_list *t);
#endif /* AF_CAN_H */
Messung V0.5 in Prozent C=93 H=100 G=96
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-09-28)
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