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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once
#include <netinet/in.h>
#include <linux/l2tp.h>
#include "in-addr-util.h"
#include "netdev.h"
#include "networkd-util.h"
typedef enum L2tpL2specType {
NETDEV_L2TP_L2SPECTYPE_NONE = L2TP_L2SPECTYPE_NONE,
NETDEV_L2TP_L2SPECTYPE_DEFAULT = L2TP_L2SPECTYPE_DEFAULT,
_NETDEV_L2TP_L2SPECTYPE_MAX,
_NETDEV_L2TP_L2SPECTYPE_INVALID = -EINVAL,
} L2tpL2specType;
typedef enum L2tpEncapType {
NETDEV_L2TP_ENCAPTYPE_UDP = L2TP_ENCAPTYPE_UDP,
NETDEV_L2TP_ENCAPTYPE_IP = L2TP_ENCAPTYPE_IP,
_NETDEV_L2TP_ENCAPTYPE_MAX,
_NETDEV_L2TP_ENCAPTYPE_INVALID = -EINVAL,
} L2tpEncapType;
typedef enum L2tpLocalAddressType {
NETDEV_L2TP_LOCAL_ADDRESS_AUTO,
NETDEV_L2TP_LOCAL_ADDRESS_STATIC,
NETDEV_L2TP_LOCAL_ADDRESS_DYNAMIC,
_NETDEV_L2TP_LOCAL_ADDRESS_MAX,
_NETDEV_L2TP_LOCAL_ADDRESS_INVALID = -EINVAL,
} L2tpLocalAddressType;
typedef struct L2tpTunnel L2tpTunnel;
typedef struct L2tpSession {
L2tpTunnel *tunnel;
ConfigSection *section;
char *name;
uint32_t session_id;
uint32_t peer_session_id;
L2tpL2specType l2tp_l2spec_type;
} L2tpSession;
struct L2tpTunnel {
NetDev meta;
uint16_t l2tp_udp_sport;
uint16_t l2tp_udp_dport;
uint32_t tunnel_id;
uint32_t peer_tunnel_id;
int family;
bool udp_csum;
bool udp6_csum_rx;
bool udp6_csum_tx;
char *local_ifname;
L2tpLocalAddressType local_address_type;
union in_addr_union local;
union in_addr_union remote;
L2tpEncapType l2tp_encap_type;
OrderedHashmap *sessions_by_section;
};
DEFINE_NETDEV_CAST(L2TP, L2tpTunnel);
extern const NetDevVTable l2tptnl_vtable;
CONFIG_PARSER_PROTOTYPE(config_parse_l2tp_tunnel_local_address);
CONFIG_PARSER_PROTOTYPE(config_parse_l2tp_tunnel_remote_address);
CONFIG_PARSER_PROTOTYPE(config_parse_l2tp_tunnel_id);
CONFIG_PARSER_PROTOTYPE(config_parse_l2tp_encap_type);
CONFIG_PARSER_PROTOTYPE(config_parse_l2tp_session_l2spec);
CONFIG_PARSER_PROTOTYPE(config_parse_l2tp_session_id);
CONFIG_PARSER_PROTOTYPE(config_parse_l2tp_session_name);
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