/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2015 Red Hat, Inc.
 */

#ifndef __NM_SETTING_IP_TUNNEL_H__
#define __NM_SETTING_IP_TUNNEL_H__

#if !defined(__NETWORKMANAGER_H_INSIDE__) && !defined(NETWORKMANAGER_COMPILATION)
    #error "Only <NetworkManager.h> can be included directly."
#endif

#include "nm-setting.h"

G_BEGIN_DECLS

#define NM_TYPE_SETTING_IP_TUNNEL (nm_setting_ip_tunnel_get_type())
#define NM_SETTING_IP_TUNNEL(obj) \
    (G_TYPE_CHECK_INSTANCE_CAST((obj), NM_TYPE_SETTING_IP_TUNNEL, NMSettingIPTunnel))
#define NM_SETTING_IP_TUNNEL_CLASS(klass) \
    (G_TYPE_CHECK_CLASS_CAST((klass), NM_TYPE_SETTING_IP_TUNNEL, NMSettingIPTunnelClass))
#define NM_IS_SETTING_IP_TUNNEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), NM_TYPE_SETTING_IP_TUNNEL))
#define NM_IS_SETTING_IP_TUNNEL_CLASS(klass) \
    (G_TYPE_CHECK_CLASS_TYPE((klass), NM_TYPE_SETTING_IP_TUNNEL))
#define NM_SETTING_IP_TUNNEL_GET_CLASS(obj) \
    (G_TYPE_INSTANCE_GET_CLASS((obj), NM_TYPE_SETTING_IP_TUNNEL, NMSettingIPTunnelClass))

#define NM_SETTING_IP_TUNNEL_SETTING_NAME "ip-tunnel"

#define NM_SETTING_IP_TUNNEL_PARENT              "parent"
#define NM_SETTING_IP_TUNNEL_MODE                "mode"
#define NM_SETTING_IP_TUNNEL_LOCAL               "local"
#define NM_SETTING_IP_TUNNEL_REMOTE              "remote"
#define NM_SETTING_IP_TUNNEL_TTL                 "ttl"
#define NM_SETTING_IP_TUNNEL_TOS                 "tos"
#define NM_SETTING_IP_TUNNEL_PATH_MTU_DISCOVERY  "path-mtu-discovery"
#define NM_SETTING_IP_TUNNEL_INPUT_KEY           "input-key"
#define NM_SETTING_IP_TUNNEL_OUTPUT_KEY          "output-key"
#define NM_SETTING_IP_TUNNEL_ENCAPSULATION_LIMIT "encapsulation-limit"
#define NM_SETTING_IP_TUNNEL_FLOW_LABEL          "flow-label"
#define NM_SETTING_IP_TUNNEL_MTU                 "mtu"
#define NM_SETTING_IP_TUNNEL_FLAGS               "flags"

/**
 * NMSettingIPTunnel:
 *
 * IP Tunneling Settings
 */
struct _NMSettingIPTunnel {
    NMSetting parent;
};

typedef struct {
    NMSettingClass parent;

    /*< private >*/
    gpointer padding[4];
} NMSettingIPTunnelClass;

/*
 * NMIPTunnelFlags:
 * @NM_IP_TUNNEL_FLAG_NONE: no flag
 * @NM_IP_TUNNEL_FLAG_IP6_IGN_ENCAP_LIMIT: don't add encapsulation limit
 *     if one isn't present in inner packet
 * @NM_IP_TUNNEL_FLAG_IP6_USE_ORIG_TCLASS: copy the traffic class field
 *     from the inner packet
 * @NM_IP_TUNNEL_FLAG_IP6_USE_ORIG_FLOWLABEL: copy the flowlabel from the
 *     inner packet
 * @NM_IP_TUNNEL_FLAG_IP6_MIP6_DEV: used for Mobile IPv6
 * @NM_IP_TUNNEL_FLAG_IP6_RCV_DSCP_COPY: copy DSCP from the outer packet
 * @NM_IP_TUNNEL_FLAG_IP6_USE_ORIG_FWMARK: copy fwmark from inner packet
 *
 * IP tunnel flags.
 *
 * Since: 1.12
 */
typedef enum { /*< flags, prefix=NM_IP_TUNNEL_FLAG >*/
               NM_IP_TUNNEL_FLAG_NONE                   = 0x0,
               NM_IP_TUNNEL_FLAG_IP6_IGN_ENCAP_LIMIT    = 0x1,
               NM_IP_TUNNEL_FLAG_IP6_USE_ORIG_TCLASS    = 0x2,
               NM_IP_TUNNEL_FLAG_IP6_USE_ORIG_FLOWLABEL = 0x4,
               NM_IP_TUNNEL_FLAG_IP6_MIP6_DEV           = 0x8,
               NM_IP_TUNNEL_FLAG_IP6_RCV_DSCP_COPY      = 0x10,
               NM_IP_TUNNEL_FLAG_IP6_USE_ORIG_FWMARK    = 0x20,
} NMIPTunnelFlags;

NM_AVAILABLE_IN_1_2
GType nm_setting_ip_tunnel_get_type(void);

NM_AVAILABLE_IN_1_2
NMSetting *nm_setting_ip_tunnel_new(void);

NM_AVAILABLE_IN_1_2
const char *nm_setting_ip_tunnel_get_parent(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_2
NMIPTunnelMode nm_setting_ip_tunnel_get_mode(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_2
const char *nm_setting_ip_tunnel_get_local(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_2
const char *nm_setting_ip_tunnel_get_remote(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_2
guint nm_setting_ip_tunnel_get_ttl(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_2
guint nm_setting_ip_tunnel_get_tos(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_2
gboolean nm_setting_ip_tunnel_get_path_mtu_discovery(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_2
const char *nm_setting_ip_tunnel_get_input_key(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_2
const char *nm_setting_ip_tunnel_get_output_key(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_2
guint nm_setting_ip_tunnel_get_encapsulation_limit(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_2
guint nm_setting_ip_tunnel_get_flow_label(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_2
guint nm_setting_ip_tunnel_get_mtu(NMSettingIPTunnel *setting);
NM_AVAILABLE_IN_1_12
NMIPTunnelFlags nm_setting_ip_tunnel_get_flags(NMSettingIPTunnel *setting);

G_END_DECLS

#endif /* __NM_SETTING_IP_TUNNEL_H__ */