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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/* nm-rdisc.h - Perform IPv6 router discovery
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Copyright (C) 2013 Red Hat, Inc.
*/
#ifndef __NETWORKMANAGER_RDISC_H__
#define __NETWORKMANAGER_RDISC_H__
#include <stdlib.h>
#include <netinet/in.h>
#include "nm-glib.h"
#include "NetworkManagerUtils.h"
#define NM_TYPE_RDISC (nm_rdisc_get_type ())
#define NM_RDISC(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), NM_TYPE_RDISC, NMRDisc))
#define NM_RDISC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), NM_TYPE_RDISC, NMRDiscClass))
#define NM_IS_RDISC(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), NM_TYPE_RDISC))
#define NM_IS_RDISC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), NM_TYPE_RDISC))
#define NM_RDISC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), NM_TYPE_RDISC, NMRDiscClass))
#define NM_RDISC_CONFIG_CHANGED "config-changed"
#define NM_RDISC_RA_TIMEOUT "ra-timeout"
typedef enum {
NM_RDISC_DHCP_LEVEL_UNKNOWN,
NM_RDISC_DHCP_LEVEL_NONE,
NM_RDISC_DHCP_LEVEL_OTHERCONF,
NM_RDISC_DHCP_LEVEL_MANAGED
} NMRDiscDHCPLevel;
typedef enum {
NM_RDISC_PREFERENCE_INVALID,
NM_RDISC_PREFERENCE_LOW,
NM_RDISC_PREFERENCE_MEDIUM,
NM_RDISC_PREFERENCE_HIGH
} NMRDiscPreference;
typedef struct {
struct in6_addr address;
guint32 timestamp;
guint32 lifetime;
NMRDiscPreference preference;
} NMRDiscGateway;
typedef struct {
struct in6_addr address;
guint32 timestamp;
guint32 lifetime;
guint32 preferred;
} NMRDiscAddress;
typedef struct {
struct in6_addr network;
int plen;
struct in6_addr gateway;
guint32 timestamp;
guint32 lifetime;
NMRDiscPreference preference;
} NMRDiscRoute;
typedef struct {
struct in6_addr address;
guint32 timestamp;
guint32 lifetime;
} NMRDiscDNSServer;
typedef struct {
char *domain;
guint32 timestamp;
guint32 lifetime;
} NMRDiscDNSDomain;
typedef enum {
NM_RDISC_CONFIG_DHCP_LEVEL = 1 << 0,
NM_RDISC_CONFIG_GATEWAYS = 1 << 1,
NM_RDISC_CONFIG_ADDRESSES = 1 << 2,
NM_RDISC_CONFIG_ROUTES = 1 << 3,
NM_RDISC_CONFIG_DNS_SERVERS = 1 << 4,
NM_RDISC_CONFIG_DNS_DOMAINS = 1 << 5,
NM_RDISC_CONFIG_HOP_LIMIT = 1 << 6,
NM_RDISC_CONFIG_MTU = 1 << 7,
} NMRDiscConfigMap;
#define NM_RDISC_MAX_ADDRESSES_DEFAULT 16
#define NM_RDISC_RTR_SOLICITATIONS_DEFAULT 3
#define NM_RDISC_RTR_SOLICITATION_INTERVAL_DEFAULT 4
/**
* NMRDisc:
* @ifindex: Interface index
*
* Interface-specific structure that handles incoming router advertisements,
* caches advertised items and removes them when they are obsolete.
*/
typedef struct {
GObject parent;
int ifindex;
char *ifname;
NMUtilsIPv6IfaceId iid;
gint32 max_addresses;
gint32 rtr_solicitations;
gint32 rtr_solicitation_interval;
NMRDiscDHCPLevel dhcp_level;
GArray *gateways;
GArray *addresses;
GArray *routes;
GArray *dns_servers;
GArray *dns_domains;
int hop_limit;
guint32 mtu;
} NMRDisc;
typedef struct {
GObjectClass parent;
void (*start) (NMRDisc *rdisc);
gboolean (*send_rs) (NMRDisc *rdisc);
void (*config_changed) (NMRDisc *rdisc, NMRDiscConfigMap changed);
void (*ra_process) (NMRDisc *rdisc);
void (*ra_timeout) (NMRDisc *rdisc);
} NMRDiscClass;
GType nm_rdisc_get_type (void);
gboolean nm_rdisc_set_iid (NMRDisc *rdisc, const NMUtilsIPv6IfaceId iid);
void nm_rdisc_start (NMRDisc *rdisc);
#endif /* __NETWORKMANAGER_RDISC_H__ */
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