linux/net/sched/act_tunnel_key.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright (c) 2016, Amir Vadai <[email protected]>
 * Copyright (c) 2016, Mellanox Technologies. All rights reserved.
 */

#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/skbuff.h>
#include <linux/rtnetlink.h>
#include <net/geneve.h>
#include <net/vxlan.h>
#include <net/erspan.h>
#include <net/netlink.h>
#include <net/pkt_sched.h>
#include <net/dst.h>
#include <net/pkt_cls.h>
#include <net/tc_wrapper.h>

#include <linux/tc_act/tc_tunnel_key.h>
#include <net/tc_act/tc_tunnel_key.h>

static struct tc_action_ops act_tunnel_key_ops;

TC_INDIRECT_SCOPE int tunnel_key_act(struct sk_buff *skb,
				     const struct tc_action *a,
				     struct tcf_result *res)
{ … }

static const struct nla_policy
enc_opts_policy[TCA_TUNNEL_KEY_ENC_OPTS_MAX + 1] = …;

static const struct nla_policy
geneve_opt_policy[TCA_TUNNEL_KEY_ENC_OPT_GENEVE_MAX + 1] = …;

static const struct nla_policy
vxlan_opt_policy[TCA_TUNNEL_KEY_ENC_OPT_VXLAN_MAX + 1] = …;

static const struct nla_policy
erspan_opt_policy[TCA_TUNNEL_KEY_ENC_OPT_ERSPAN_MAX + 1] = …;

static int
tunnel_key_copy_geneve_opt(const struct nlattr *nla, void *dst, int dst_len,
			   struct netlink_ext_ack *extack)
{ … }

static int
tunnel_key_copy_vxlan_opt(const struct nlattr *nla, void *dst, int dst_len,
			  struct netlink_ext_ack *extack)
{ … }

static int
tunnel_key_copy_erspan_opt(const struct nlattr *nla, void *dst, int dst_len,
			   struct netlink_ext_ack *extack)
{ … }

static int tunnel_key_copy_opts(const struct nlattr *nla, u8 *dst,
				int dst_len, struct netlink_ext_ack *extack)
{ … }

static int tunnel_key_get_opts_len(struct nlattr *nla,
				   struct netlink_ext_ack *extack)
{ … }

static int tunnel_key_opts_set(struct nlattr *nla, struct ip_tunnel_info *info,
			       int opts_len, struct netlink_ext_ack *extack)
{ … }

static const struct nla_policy tunnel_key_policy[TCA_TUNNEL_KEY_MAX + 1] = …;

static void tunnel_key_release_params(struct tcf_tunnel_key_params *p)
{ … }

static int tunnel_key_init(struct net *net, struct nlattr *nla,
			   struct nlattr *est, struct tc_action **a,
			   struct tcf_proto *tp, u32 act_flags,
			   struct netlink_ext_ack *extack)
{ … }

static void tunnel_key_release(struct tc_action *a)
{ … }

static int tunnel_key_geneve_opts_dump(struct sk_buff *skb,
				       const struct ip_tunnel_info *info)
{ … }

static int tunnel_key_vxlan_opts_dump(struct sk_buff *skb,
				      const struct ip_tunnel_info *info)
{ … }

static int tunnel_key_erspan_opts_dump(struct sk_buff *skb,
				       const struct ip_tunnel_info *info)
{ … }

static int tunnel_key_opts_dump(struct sk_buff *skb,
				const struct ip_tunnel_info *info)
{ … }

static int tunnel_key_dump_addresses(struct sk_buff *skb,
				     const struct ip_tunnel_info *info)
{ … }

static int tunnel_key_dump(struct sk_buff *skb, struct tc_action *a,
			   int bind, int ref)
{ … }

static void tcf_tunnel_encap_put_tunnel(void *priv)
{ … }

static int tcf_tunnel_encap_get_tunnel(struct flow_action_entry *entry,
				       const struct tc_action *act)
{ … }

static int tcf_tunnel_key_offload_act_setup(struct tc_action *act,
					    void *entry_data,
					    u32 *index_inc,
					    bool bind,
					    struct netlink_ext_ack *extack)
{ … }

static struct tc_action_ops act_tunnel_key_ops = …;
MODULE_ALIAS_NET_ACT(…) …;

static __net_init int tunnel_key_init_net(struct net *net)
{ … }

static void __net_exit tunnel_key_exit_net(struct list_head *net_list)
{ … }

static struct pernet_operations tunnel_key_net_ops = …;

static int __init tunnel_key_init_module(void)
{ … }

static void __exit tunnel_key_cleanup_module(void)
{ … }

module_init(…) …;
module_exit(tunnel_key_cleanup_module);

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