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![Thomas Gleixner](/assets/img/avatar_default.png)
Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
78 lines
1.9 KiB
C
78 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* (C) 2016 by Pablo Neira Ayuso <pablo@netfilter.org>
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*/
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#include <linux/module.h>
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#include <linux/spinlock.h>
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#include <linux/skbuff.h>
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#include <linux/ip.h>
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#include <net/route.h>
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#include <linux/netfilter.h>
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#include <net/netfilter/nf_log.h>
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static void nf_log_netdev_packet(struct net *net, u_int8_t pf,
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unsigned int hooknum,
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const struct sk_buff *skb,
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const struct net_device *in,
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const struct net_device *out,
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const struct nf_loginfo *loginfo,
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const char *prefix)
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{
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nf_log_l2packet(net, pf, skb->protocol, hooknum, skb, in, out,
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loginfo, prefix);
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}
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static struct nf_logger nf_netdev_logger __read_mostly = {
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.name = "nf_log_netdev",
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.type = NF_LOG_TYPE_LOG,
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.logfn = nf_log_netdev_packet,
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.me = THIS_MODULE,
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};
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static int __net_init nf_log_netdev_net_init(struct net *net)
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{
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return nf_log_set(net, NFPROTO_NETDEV, &nf_netdev_logger);
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}
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static void __net_exit nf_log_netdev_net_exit(struct net *net)
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{
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nf_log_unset(net, &nf_netdev_logger);
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}
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static struct pernet_operations nf_log_netdev_net_ops = {
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.init = nf_log_netdev_net_init,
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.exit = nf_log_netdev_net_exit,
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};
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static int __init nf_log_netdev_init(void)
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{
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int ret;
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/* Request to load the real packet loggers. */
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nf_logger_request_module(NFPROTO_IPV4, NF_LOG_TYPE_LOG);
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nf_logger_request_module(NFPROTO_IPV6, NF_LOG_TYPE_LOG);
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nf_logger_request_module(NFPROTO_ARP, NF_LOG_TYPE_LOG);
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ret = register_pernet_subsys(&nf_log_netdev_net_ops);
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if (ret < 0)
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return ret;
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nf_log_register(NFPROTO_NETDEV, &nf_netdev_logger);
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return 0;
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}
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static void __exit nf_log_netdev_exit(void)
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{
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unregister_pernet_subsys(&nf_log_netdev_net_ops);
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nf_log_unregister(&nf_netdev_logger);
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}
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module_init(nf_log_netdev_init);
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module_exit(nf_log_netdev_exit);
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MODULE_AUTHOR("Pablo Neira Ayuso <pablo@netfilter.org>");
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MODULE_DESCRIPTION("Netfilter netdev packet logging");
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MODULE_LICENSE("GPL");
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MODULE_ALIAS_NF_LOGGER(5, 0); /* NFPROTO_NETDEV */
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