linux/drivers/net/ppp/pppox.c

// SPDX-License-Identifier: GPL-2.0-or-later
/** -*- linux-c -*- ***********************************************************
 * Linux PPP over X/Ethernet (PPPoX/PPPoE) Sockets
 *
 * PPPoX --- Generic PPP encapsulation socket family
 * PPPoE --- PPP over Ethernet (RFC 2516)
 *
 * Version:	0.5.2
 *
 * Author:	Michal Ostrowski <[email protected]>
 *
 * 051000 :	Initialization cleanup
 *
 * License:
 */

#include <linux/string.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/compat.h>
#include <linux/errno.h>
#include <linux/netdevice.h>
#include <linux/net.h>
#include <linux/init.h>
#include <linux/if_pppox.h>
#include <linux/ppp_defs.h>
#include <linux/ppp-ioctl.h>
#include <linux/ppp_channel.h>
#include <linux/kmod.h>

#include <net/sock.h>

#include <linux/uaccess.h>

static const struct pppox_proto *pppox_protos[PX_MAX_PROTO + 1];

int register_pppox_proto(int proto_num, const struct pppox_proto *pp)
{ … }

void unregister_pppox_proto(int proto_num)
{ … }

void pppox_unbind_sock(struct sock *sk)
{ … }

EXPORT_SYMBOL(…);
EXPORT_SYMBOL(…);
EXPORT_SYMBOL(…);

int pppox_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
{ … }

EXPORT_SYMBOL(…);

#ifdef CONFIG_COMPAT
int pppox_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
{ … }

EXPORT_SYMBOL(…);
#endif

static int pppox_create(struct net *net, struct socket *sock, int protocol,
			int kern)
{ … }

static const struct net_proto_family pppox_proto_family = …;

static int __init pppox_init(void)
{ … }

static void __exit pppox_exit(void)
{ … }

module_init(…) …;
module_exit(pppox_exit);

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;
MODULE_ALIAS_NETPROTO(…);