linux/net/bridge/br_vlan_options.c

// SPDX-License-Identifier: GPL-2.0-only
// Copyright (c) 2020, Nikolay Aleksandrov <[email protected]>
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/rtnetlink.h>
#include <linux/slab.h>
#include <net/ip_tunnels.h>

#include "br_private.h"
#include "br_private_tunnel.h"

static bool __vlan_tun_put(struct sk_buff *skb, const struct net_bridge_vlan *v)
{ … }

static bool __vlan_tun_can_enter_range(const struct net_bridge_vlan *v_curr,
				       const struct net_bridge_vlan *range_end)
{ … }

/* check if the options' state of v_curr allow it to enter the range */
bool br_vlan_opts_eq_range(const struct net_bridge_vlan *v_curr,
			   const struct net_bridge_vlan *range_end)
{ … }

bool br_vlan_opts_fill(struct sk_buff *skb, const struct net_bridge_vlan *v,
		       const struct net_bridge_port *p)
{ … }

size_t br_vlan_opts_nl_size(void)
{ … }

static int br_vlan_modify_state(struct net_bridge_vlan_group *vg,
				struct net_bridge_vlan *v,
				u8 state,
				bool *changed,
				struct netlink_ext_ack *extack)
{ … }

static const struct nla_policy br_vlandb_tinfo_pol[BRIDGE_VLANDB_TINFO_MAX + 1] = …;

static int br_vlan_modify_tunnel(const struct net_bridge_port *p,
				 struct net_bridge_vlan *v,
				 struct nlattr **tb,
				 bool *changed,
				 struct netlink_ext_ack *extack)
{ … }

static int br_vlan_process_one_opts(const struct net_bridge *br,
				    const struct net_bridge_port *p,
				    struct net_bridge_vlan_group *vg,
				    struct net_bridge_vlan *v,
				    struct nlattr **tb,
				    bool *changed,
				    struct netlink_ext_ack *extack)
{ … }

int br_vlan_process_options(const struct net_bridge *br,
			    const struct net_bridge_port *p,
			    struct net_bridge_vlan *range_start,
			    struct net_bridge_vlan *range_end,
			    struct nlattr **tb,
			    struct netlink_ext_ack *extack)
{ … }

bool br_vlan_global_opts_can_enter_range(const struct net_bridge_vlan *v_curr,
					 const struct net_bridge_vlan *r_end)
{ … }

bool br_vlan_global_opts_fill(struct sk_buff *skb, u16 vid, u16 vid_range,
			      const struct net_bridge_vlan *v_opts)
{ … }

static size_t rtnl_vlan_global_opts_nlmsg_size(const struct net_bridge_vlan *v)
{ … }

static void br_vlan_global_opts_notify(const struct net_bridge *br,
				       u16 vid, u16 vid_range)
{ … }

static int br_vlan_process_global_one_opts(const struct net_bridge *br,
					   struct net_bridge_vlan_group *vg,
					   struct net_bridge_vlan *v,
					   struct nlattr **tb,
					   bool *changed,
					   struct netlink_ext_ack *extack)
{ … }

static const struct nla_policy br_vlan_db_gpol[BRIDGE_VLANDB_GOPTS_MAX + 1] = …;

int br_vlan_rtm_process_global_options(struct net_device *dev,
				       const struct nlattr *attr,
				       int cmd,
				       struct netlink_ext_ack *extack)
{ … }