linux/net/phonet/pn_dev.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * File: pn_dev.c
 *
 * Phonet network device
 *
 * Copyright (C) 2008 Nokia Corporation.
 *
 * Authors: Sakari Ailus <[email protected]>
 *          Rémi Denis-Courmont
 */

#include <linux/kernel.h>
#include <linux/net.h>
#include <linux/slab.h>
#include <linux/netdevice.h>
#include <linux/phonet.h>
#include <linux/proc_fs.h>
#include <linux/if_arp.h>
#include <net/sock.h>
#include <net/netns/generic.h>
#include <net/phonet/pn_dev.h>

struct phonet_routes { … };

struct phonet_net { … };

static unsigned int phonet_net_id __read_mostly;

static struct phonet_net *phonet_pernet(struct net *net)
{ … }

struct phonet_device_list *phonet_device_list(struct net *net)
{ … }

/* Allocate new Phonet device. */
static struct phonet_device *__phonet_device_alloc(struct net_device *dev)
{ … }

static struct phonet_device *__phonet_get(struct net_device *dev)
{ … }

static struct phonet_device *__phonet_get_rcu(struct net_device *dev)
{ … }

static void phonet_device_destroy(struct net_device *dev)
{ … }

struct net_device *phonet_device_get(struct net *net)
{ … }

int phonet_address_add(struct net_device *dev, u8 addr)
{ … }

int phonet_address_del(struct net_device *dev, u8 addr)
{ … }

/* Gets a source address toward a destination, through a interface. */
u8 phonet_address_get(struct net_device *dev, u8 daddr)
{ … }

int phonet_address_lookup(struct net *net, u8 addr)
{ … }

/* automatically configure a Phonet device, if supported */
static int phonet_device_autoconf(struct net_device *dev)
{ … }

static void phonet_route_autodel(struct net_device *dev)
{ … }

/* notify Phonet of device events */
static int phonet_device_notify(struct notifier_block *me, unsigned long what,
				void *ptr)
{ … }

static struct notifier_block phonet_device_notifier = …;

/* Per-namespace Phonet devices handling */
static int __net_init phonet_init_net(struct net *net)
{ … }

static void __net_exit phonet_exit_net(struct net *net)
{ … }

static struct pernet_operations phonet_net_ops = …;

/* Initialize Phonet devices list */
int __init phonet_device_init(void)
{ … }

void phonet_device_exit(void)
{ … }

int phonet_route_add(struct net_device *dev, u8 daddr)
{ … }

int phonet_route_del(struct net_device *dev, u8 daddr)
{ … }

struct net_device *phonet_route_get_rcu(struct net *net, u8 daddr)
{ … }

struct net_device *phonet_route_output(struct net *net, u8 daddr)
{ … }