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Diffstat (limited to 'src/ndisc/nm-ndisc.h')
| -rw-r--r-- | src/ndisc/nm-ndisc.h | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/src/ndisc/nm-ndisc.h b/src/ndisc/nm-ndisc.h new file mode 100644 index 00000000..7c67289d --- /dev/null +++ b/src/ndisc/nm-ndisc.h @@ -0,0 +1,189 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ +/* nm-ndisc.h - Perform IPv6 neighbor 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_NDISC_H__ +#define __NETWORKMANAGER_NDISC_H__ + +#include <stdlib.h> +#include <netinet/in.h> + +#include "nm-setting-ip6-config.h" +#include "NetworkManagerUtils.h" + +#define NM_TYPE_NDISC (nm_ndisc_get_type ()) +#define NM_NDISC(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), NM_TYPE_NDISC, NMNDisc)) +#define NM_NDISC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), NM_TYPE_NDISC, NMNDiscClass)) +#define NM_IS_NDISC(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), NM_TYPE_NDISC)) +#define NM_IS_NDISC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), NM_TYPE_NDISC)) +#define NM_NDISC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), NM_TYPE_NDISC, NMNDiscClass)) + +#define NM_NDISC_PLATFORM "platform" +#define NM_NDISC_IFINDEX "ifindex" +#define NM_NDISC_IFNAME "ifname" +#define NM_NDISC_NETWORK_ID "network-id" +#define NM_NDISC_ADDR_GEN_MODE "addr-gen-mode" +#define NM_NDISC_STABLE_TYPE "stable-type" +#define NM_NDISC_NODE_TYPE "node-type" +#define NM_NDISC_MAX_ADDRESSES "max-addresses" +#define NM_NDISC_ROUTER_SOLICITATIONS "router-solicitations" +#define NM_NDISC_ROUTER_SOLICITATION_INTERVAL "router-solicitation-interval" + +#define NM_NDISC_CONFIG_RECEIVED "config-received" +#define NM_NDISC_RA_TIMEOUT "ra-timeout" + +typedef enum { + NM_NDISC_DHCP_LEVEL_UNKNOWN, + NM_NDISC_DHCP_LEVEL_NONE, + NM_NDISC_DHCP_LEVEL_OTHERCONF, + NM_NDISC_DHCP_LEVEL_MANAGED +} NMNDiscDHCPLevel; + +typedef enum { + NM_NDISC_PREFERENCE_INVALID, + NM_NDISC_PREFERENCE_LOW, + NM_NDISC_PREFERENCE_MEDIUM, + NM_NDISC_PREFERENCE_HIGH +} NMNDiscPreference; + +typedef struct { + struct in6_addr address; + guint32 timestamp; + guint32 lifetime; + NMNDiscPreference preference; +} NMNDiscGateway; + +typedef struct { + struct in6_addr address; + guint8 dad_counter; + guint32 timestamp; + guint32 lifetime; + guint32 preferred; +} NMNDiscAddress; + +typedef struct { + struct in6_addr network; + guint8 plen; + struct in6_addr gateway; + guint32 timestamp; + guint32 lifetime; + NMNDiscPreference preference; +} NMNDiscRoute; + +typedef struct { + struct in6_addr address; + guint32 timestamp; + guint32 lifetime; +} NMNDiscDNSServer; + +typedef struct { + char *domain; + guint32 timestamp; + guint32 lifetime; +} NMNDiscDNSDomain; + +typedef enum { + NM_NDISC_CONFIG_DHCP_LEVEL = 1 << 0, + NM_NDISC_CONFIG_GATEWAYS = 1 << 1, + NM_NDISC_CONFIG_ADDRESSES = 1 << 2, + NM_NDISC_CONFIG_ROUTES = 1 << 3, + NM_NDISC_CONFIG_DNS_SERVERS = 1 << 4, + NM_NDISC_CONFIG_DNS_DOMAINS = 1 << 5, + NM_NDISC_CONFIG_HOP_LIMIT = 1 << 6, + NM_NDISC_CONFIG_MTU = 1 << 7, +} NMNDiscConfigMap; + +typedef enum { + NM_NDISC_NODE_TYPE_INVALID, + NM_NDISC_NODE_TYPE_HOST, + NM_NDISC_NODE_TYPE_ROUTER, +} NMNDiscNodeType; + +#define NM_NDISC_MAX_ADDRESSES_DEFAULT 16 +#define NM_NDISC_ROUTER_SOLICITATIONS_DEFAULT 3 /* RFC4861 MAX_RTR_SOLICITATIONS */ +#define NM_NDISC_ROUTER_SOLICITATION_INTERVAL_DEFAULT 4 /* RFC4861 RTR_SOLICITATION_INTERVAL */ +#define NM_NDISC_ROUTER_ADVERTISEMENTS_DEFAULT 3 /* RFC4861 MAX_INITIAL_RTR_ADVERTISEMENTS */ +#define NM_NDISC_ROUTER_ADVERT_DELAY 3 /* RFC4861 MIN_DELAY_BETWEEN_RAS */ +#define NM_NDISC_ROUTER_ADVERT_INITIAL_INTERVAL 16 /* RFC4861 MAX_INITIAL_RTR_ADVERT_INTERVAL */ +#define NM_NDISC_ROUTER_ADVERT_DELAY_MS 500 /* RFC4861 MAX_RA_DELAY_TIME */ +#define NM_NDISC_ROUTER_ADVERT_MAX_INTERVAL 600 /* RFC4861 MaxRtrAdvInterval default */ +#define NM_NDISC_ROUTER_LIFETIME 900 /* 1.5 * NM_NDISC_ROUTER_ADVERT_MAX_INTERVAL */ + +struct _NMNDiscPrivate; +struct _NMNDiscDataInternal; + +typedef struct { + NMNDiscDHCPLevel dhcp_level; + guint32 mtu; + int hop_limit; + + guint gateways_n; + guint addresses_n; + guint routes_n; + guint dns_servers_n; + guint dns_domains_n; + + const NMNDiscGateway *gateways; + const NMNDiscAddress *addresses; + const NMNDiscRoute *routes; + const NMNDiscDNSServer *dns_servers; + const NMNDiscDNSDomain *dns_domains; +} NMNDiscData; + +/** + * NMNDisc: + * + * Interface-specific structure that handles incoming router advertisements, + * caches advertised items and removes them when they are obsolete. + */ +typedef struct { + GObject parent; + union { + struct _NMNDiscPrivate *_priv; + struct _NMNDiscDataInternal *rdata; + }; +} NMNDisc; + +typedef struct { + GObjectClass parent; + + void (*start) (NMNDisc *ndisc); + gboolean (*send_rs) (NMNDisc *ndisc, GError **error); + gboolean (*send_ra) (NMNDisc *ndisc, GError **error); +} NMNDiscClass; + +GType nm_ndisc_get_type (void); + +int nm_ndisc_get_ifindex (NMNDisc *self); +const char *nm_ndisc_get_ifname (NMNDisc *self); +NMNDiscNodeType nm_ndisc_get_node_type (NMNDisc *self); + +gboolean nm_ndisc_set_iid (NMNDisc *ndisc, const NMUtilsIPv6IfaceId iid); +void nm_ndisc_start (NMNDisc *ndisc); +void nm_ndisc_dad_failed (NMNDisc *ndisc, struct in6_addr *address); +void nm_ndisc_set_config (NMNDisc *ndisc, + const GArray *addresses, + const GArray *dns_servers, + const GArray *dns_domains); + +NMPlatform *nm_ndisc_get_platform (NMNDisc *self); +NMPNetns *nm_ndisc_netns_get (NMNDisc *self); +gboolean nm_ndisc_netns_push (NMNDisc *self, NMPNetns **netns); + +#endif /* __NETWORKMANAGER_NDISC_H__ */ |