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ports/net/openbgpd/files/patch-bgpd_bgpd.h
Hiroki Sato bfcc6c1858 - Update to a 4.9 snapshot as of 2011.06.12. 
- Use USERS and GROUPS.
2011-07-03 05:18:37 +00:00

680 lines
17 KiB
C
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Index: bgpd/bgpd.h
===================================================================
RCS file: /home/cvs/private/hrs/openbgpd/bgpd/bgpd.h,v
retrieving revision 1.1.1.8
retrieving revision 1.12
diff -u -p -r1.1.1.8 -r1.12
--- bgpd/bgpd.h 14 Feb 2010 20:19:57 -0000 1.1.1.8
+++ bgpd/bgpd.h 2 Jul 2011 16:06:38 -0000 1.12
@@ -1,4 +1,4 @@
-/* $OpenBSD: bgpd.h,v 1.241 2009/06/12 16:42:53 claudio Exp $ */
+/* $OpenBSD: bgpd.h,v 1.255 2010/04/06 13:25:08 claudio Exp $ */
/*
* Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org>
@@ -21,6 +21,7 @@
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/queue.h>
+#include <sys/tree.h>
#include <net/route.h>
#include <netinet/in.h>
#include <arpa/inet.h>
@@ -30,11 +31,16 @@
#include <poll.h>
#include <stdarg.h>
-#include <imsg.h>
+#if defined(__FreeBSD__) /* compat */
+#include "openbsd-compat.h"
+#endif /* defined(__FreeBSD__) */
+#include "imsg.h"
#define BGP_VERSION 4
#define BGP_PORT 179
+#ifndef CONFFILE
#define CONFFILE "/etc/bgpd.conf"
+#endif /* !CONFFILE */
#define BGPD_USER "_bgpd"
#define PEER_DESCR_LEN 32
#define PFTABLE_LEN 16
@@ -42,8 +48,6 @@
#define IPSEC_ENC_KEY_LEN 32
#define IPSEC_AUTH_KEY_LEN 20
-#define ASNUM_MAX 0xffffffff
-
#define MAX_PKTSIZE 4096
#define MIN_HOLDTIME 3
#define READ_BUF_SIZE 65535
@@ -55,13 +59,8 @@
#define BGPD_OPT_NOACTION 0x0004
#define BGPD_OPT_FORCE_DEMOTE 0x0008
-#define BGPD_FLAG_NO_FIB_UPDATE 0x0001
#define BGPD_FLAG_NO_EVALUATE 0x0002
#define BGPD_FLAG_REFLECTOR 0x0004
-#define BGPD_FLAG_REDIST_STATIC 0x0008
-#define BGPD_FLAG_REDIST_CONNECTED 0x0010
-#define BGPD_FLAG_REDIST6_STATIC 0x0020
-#define BGPD_FLAG_REDIST6_CONNECTED 0x0040
#define BGPD_FLAG_NEXTHOP_BGP 0x0080
#define BGPD_FLAG_NEXTHOP_DEFAULT 0x1000
#define BGPD_FLAG_DECISION_MASK 0x0f00
@@ -83,6 +82,8 @@
#define F_REJECT 0x0080
#define F_BLACKHOLE 0x0100
#define F_LONGER 0x0200
+#define F_MPLS 0x0400
+#define F_REDISTRIBUTED 0x0800
#define F_CTL_DETAIL 0x1000 /* only used by bgpctl */
#define F_CTL_ADJ_IN 0x2000
#define F_CTL_ADJ_OUT 0x4000
@@ -109,18 +110,74 @@ enum reconf_action {
RECONF_DELETE
};
+/* Address Family Numbers as per RFC 1700 */
+#define AFI_UNSPEC 0
+#define AFI_IPv4 1
+#define AFI_IPv6 2
+
+/* Subsequent Address Family Identifier as per RFC 4760 */
+#define SAFI_NONE 0
+#define SAFI_UNICAST 1
+#define SAFI_MULTICAST 2
+#define SAFI_MPLS 4
+#define SAFI_MPLSVPN 128
+
+struct aid {
+ u_int16_t afi;
+ sa_family_t af;
+ u_int8_t safi;
+ char *name;
+};
+
+extern const struct aid aid_vals[];
+
+#define AID_UNSPEC 0
+#define AID_INET 1
+#define AID_INET6 2
+#define AID_VPN_IPv4 3
+#define AID_MAX 4
+
+#define AID_VALS { \
+ /* afi, af, safii, name */ \
+ { AFI_UNSPEC, AF_UNSPEC, SAFI_NONE, "unspec"}, \
+ { AFI_IPv4, AF_INET, SAFI_UNICAST, "IPv4 unicast" }, \
+ { AFI_IPv6, AF_INET6, SAFI_UNICAST, "IPv6 unicast" }, \
+ { AFI_IPv4, AF_INET, SAFI_MPLSVPN, "IPv4 vpn" } \
+}
+
+#define AID_PTSIZE { \
+ 0, \
+ sizeof(struct pt_entry4), \
+ sizeof(struct pt_entry6), \
+ sizeof(struct pt_entry_vpn4) \
+}
+
+struct vpn4_addr {
+ u_int64_t rd;
+ struct in_addr addr;
+ u_int8_t labelstack[21]; /* max that makes sense */
+ u_int8_t labellen;
+ u_int8_t pad1;
+ u_int8_t pad2;
+};
+
+#define BGP_MPLS_BOS 0x01
+
struct bgpd_addr {
- sa_family_t af;
union {
struct in_addr v4;
struct in6_addr v6;
- u_int8_t addr8[16];
- u_int16_t addr16[8];
- u_int32_t addr32[4];
+ struct vpn4_addr vpn4;
+ /* maximum size for a prefix is 256 bits */
+ u_int8_t addr8[32];
+ u_int16_t addr16[16];
+ u_int32_t addr32[8];
} ba; /* 128-bit address */
u_int32_t scope_id; /* iface scope id for v6 */
+ u_int8_t aid;
#define v4 ba.v4
#define v6 ba.v6
+#define vpn4 ba.vpn4
#define addr8 ba.addr8
#define addr16 ba.addr16
#define addr32 ba.addr32
@@ -141,17 +198,12 @@ TAILQ_HEAD(listen_addrs, listen_addr);
TAILQ_HEAD(filter_set_head, filter_set);
struct bgpd_config {
- struct filter_set_head connectset;
- struct filter_set_head connectset6;
- struct filter_set_head staticset;
- struct filter_set_head staticset6;
struct listen_addrs *listen_addrs;
char *csock;
char *rcsock;
int opts;
int flags;
int log;
- u_int rtableid;
u_int32_t bgpid;
u_int32_t clusterid;
u_int32_t as;
@@ -205,11 +257,10 @@ struct peer_auth {
};
struct capabilities {
- u_int8_t mp_v4; /* multiprotocol extensions, RFC 4760 */
- u_int8_t mp_v6;
- u_int8_t refresh; /* route refresh, RFC 2918 */
- u_int8_t restart; /* graceful restart, RFC 4724 */
- u_int8_t as4byte; /* draft-ietf-idr-as4bytes-13 */
+ int8_t mp[AID_MAX]; /* multiprotocol extensions, RFC 4760 */
+ int8_t refresh; /* route refresh, RFC 2918 */
+ int8_t restart; /* graceful restart, RFC 4724 */
+ int8_t as4byte; /* draft-ietf-idr-as4bytes-13 */
};
struct peer_config {
@@ -248,21 +299,31 @@ struct peer_config {
u_int8_t ttlsec; /* TTL security hack */
u_int8_t flags;
u_int8_t pad[3];
+ char lliface[IFNAMSIZ];
};
#define PEERFLAG_TRANS_AS 0x01
+enum network_type {
+ NETWORK_DEFAULT,
+ NETWORK_STATIC,
+ NETWORK_CONNECTED
+};
+
struct network_config {
struct bgpd_addr prefix;
struct filter_set_head attrset;
+ u_int rtableid;
+ enum network_type type;
u_int8_t prefixlen;
+ u_int8_t old; /* used for reloading */
};
TAILQ_HEAD(network_head, network);
struct network {
- struct network_config net;
- TAILQ_ENTRY(network) entry;
+ struct network_config net;
+ TAILQ_ENTRY(network) entry;
};
enum imsg_type {
@@ -276,7 +337,6 @@ enum imsg_type {
IMSG_CTL_NEIGHBOR_CLEAR,
IMSG_CTL_NEIGHBOR_RREFRESH,
IMSG_CTL_KROUTE,
- IMSG_CTL_KROUTE6,
IMSG_CTL_KROUTE_ADDR,
IMSG_CTL_RESULT,
IMSG_CTL_SHOW_NEIGHBOR,
@@ -288,10 +348,11 @@ enum imsg_type {
IMSG_CTL_SHOW_RIB_ATTR,
IMSG_CTL_SHOW_RIB_COMMUNITY,
IMSG_CTL_SHOW_NETWORK,
- IMSG_CTL_SHOW_NETWORK6,
IMSG_CTL_SHOW_RIB_MEM,
IMSG_CTL_SHOW_TERSE,
IMSG_CTL_SHOW_TIMER,
+ IMSG_CTL_LOG_VERBOSE,
+ IMSG_CTL_SHOW_FIB_TABLES,
IMSG_NETWORK_ADD,
IMSG_NETWORK_REMOVE,
IMSG_NETWORK_FLUSH,
@@ -302,6 +363,11 @@ enum imsg_type {
IMSG_RECONF_PEER,
IMSG_RECONF_FILTER,
IMSG_RECONF_LISTENER,
+ IMSG_RECONF_CTRL,
+ IMSG_RECONF_RDOMAIN,
+ IMSG_RECONF_RDOMAIN_EXPORT,
+ IMSG_RECONF_RDOMAIN_IMPORT,
+ IMSG_RECONF_RDOMAIN_DONE,
IMSG_RECONF_DONE,
IMSG_UPDATE,
IMSG_UPDATE_ERR,
@@ -313,8 +379,6 @@ enum imsg_type {
IMSG_MRT_CLOSE,
IMSG_KROUTE_CHANGE,
IMSG_KROUTE_DELETE,
- IMSG_KROUTE6_CHANGE,
- IMSG_KROUTE6_DELETE,
IMSG_NEXTHOP_ADD,
IMSG_NEXTHOP_REMOVE,
IMSG_NEXTHOP_UPDATE,
@@ -379,9 +443,43 @@ enum suberr_cease {
ERR_CEASE_RSRC_EXHAUST
};
+struct kroute_node;
+struct kroute6_node;
+struct knexthop_node;
+RB_HEAD(kroute_tree, kroute_node);
+RB_HEAD(kroute6_tree, kroute6_node);
+RB_HEAD(knexthop_tree, knexthop_node);
+
+struct ktable {
+ char descr[PEER_DESCR_LEN];
+ char ifmpe[IFNAMSIZ];
+ struct kroute_tree krt;
+ struct kroute6_tree krt6;
+ struct knexthop_tree knt;
+ struct network_head krn;
+ u_int rtableid;
+ u_int nhtableid; /* rdomain id for nexthop lookup */
+ u_int ifindex; /* ifindex of ifmpe */
+ int nhrefcnt; /* refcnt for nexthop table */
+ enum reconf_action state;
+ u_int8_t fib_conf; /* configured FIB sync flag */
+ u_int8_t fib_sync; /* is FIB synced with kernel? */
+};
+
+struct kroute_full {
+ struct bgpd_addr prefix;
+ struct bgpd_addr nexthop;
+ char label[RTLABEL_LEN];
+ u_int16_t flags;
+ u_short ifindex;
+ u_int8_t prefixlen;
+ u_int8_t priority;
+};
+
struct kroute {
struct in_addr prefix;
struct in_addr nexthop;
+ u_int32_t mplslabel;
u_int16_t flags;
u_int16_t labelid;
u_short ifindex;
@@ -400,14 +498,12 @@ struct kroute6 {
};
struct kroute_nexthop {
- union {
- struct kroute kr4;
- struct kroute6 kr6;
- } kr;
struct bgpd_addr nexthop;
struct bgpd_addr gateway;
+ struct bgpd_addr net;
u_int8_t valid;
u_int8_t connected;
+ u_int8_t netlen;
};
struct kif {
@@ -423,8 +519,7 @@ struct kif {
struct session_up {
struct bgpd_addr local_addr;
struct bgpd_addr remote_addr;
- struct capabilities capa_announced;
- struct capabilities capa_received;
+ struct capabilities capa;
u_int32_t remote_bgpid;
u_int16_t short_as;
};
@@ -437,8 +532,13 @@ struct pftable_msg {
struct ctl_show_nexthop {
struct bgpd_addr addr;
- u_int8_t valid;
struct kif kif;
+ union {
+ struct kroute kr4;
+ struct kroute6 kr6;
+ } kr;
+ u_int8_t valid;
+ u_int8_t krvalid;
};
struct ctl_neighbor {
@@ -447,20 +547,10 @@ struct ctl_neighbor {
int show_timers;
};
-struct kroute_label {
- struct kroute kr;
- char label[RTLABEL_LEN];
-};
-
-struct kroute6_label {
- struct kroute6 kr;
- char label[RTLABEL_LEN];
-};
-
-#define F_RIB_ELIGIBLE 0x01
-#define F_RIB_ACTIVE 0x02
-#define F_RIB_INTERNAL 0x04
-#define F_RIB_ANNOUNCE 0x08
+#define F_PREF_ELIGIBLE 0x01
+#define F_PREF_ACTIVE 0x02
+#define F_PREF_INTERNAL 0x04
+#define F_PREF_ANNOUNCE 0x08
struct ctl_show_rib {
struct bgpd_addr true_nexthop;
@@ -498,16 +588,52 @@ enum as_spec {
AS_EMPTY
};
+enum aslen_spec {
+ ASLEN_NONE,
+ ASLEN_MAX,
+ ASLEN_SEQ
+};
+
struct filter_as {
- enum as_spec type;
u_int32_t as;
+ u_int16_t flags;
+ enum as_spec type;
};
+struct filter_aslen {
+ u_int aslen;
+ enum aslen_spec type;
+};
+
+#define AS_FLAG_NEIGHBORAS 0x01
+
struct filter_community {
- int as;
- int type;
+ int as;
+ int type;
+};
+
+struct filter_extcommunity {
+ u_int16_t flags;
+ u_int8_t type;
+ u_int8_t subtype; /* if extended type */
+ union {
+ struct ext_as {
+ u_int16_t as;
+ u_int32_t val;
+ } ext_as;
+ struct ext_as4 {
+ u_int32_t as4;
+ u_int16_t val;
+ } ext_as4;
+ struct ext_ip {
+ struct in_addr addr;
+ u_int16_t val;
+ } ext_ip;
+ u_int64_t ext_opaq; /* only 48 bits */
+ } data;
};
+
struct ctl_show_rib_request {
char rib[PEER_DESCR_LEN];
struct ctl_neighbor neighbor;
@@ -518,8 +644,8 @@ struct ctl_show_rib_request {
pid_t pid;
u_int16_t flags;
enum imsg_type type;
- sa_family_t af;
u_int8_t prefixlen;
+ u_int8_t aid;
};
enum filter_actions {
@@ -585,6 +711,28 @@ struct filter_peers {
#define EXT_COMMUNITY_OSPF_RTR_TYPE 6 /* RFC 4577 */
#define EXT_COMMUNITY_OSPF_RTR_ID 7 /* RFC 4577 */
#define EXT_COMMUNITY_BGP_COLLECT 8 /* RFC 4384 */
+/* other handy defines */
+#define EXT_COMMUNITY_OPAQUE_MAX 0xffffffffffffULL
+#define EXT_COMMUNITY_FLAG_VALID 0x01
+
+struct ext_comm_pairs {
+ u_int8_t type;
+ u_int8_t subtype;
+ u_int8_t transitive; /* transitive bit needs to be set */
+};
+
+#define IANA_EXT_COMMUNITIES { \
+ { EXT_COMMUNITY_TWO_AS, EXT_COMMUNITY_ROUTE_TGT, 0 }, \
+ { EXT_COMMUNITY_TWO_AS, EXT_CUMMUNITY_ROUTE_ORIG, 0 }, \
+ { EXT_COMMUNITY_TWO_AS, EXT_COMMUNITY_OSPF_DOM_ID, 0 }, \
+ { EXT_COMMUNITY_TWO_AS, EXT_COMMUNITY_BGP_COLLECT, 0 }, \
+ { EXT_COMMUNITY_FOUR_AS, EXT_COMMUNITY_ROUTE_TGT, 0 }, \
+ { EXT_COMMUNITY_FOUR_AS, EXT_CUMMUNITY_ROUTE_ORIG, 0 }, \
+ { EXT_COMMUNITY_IPV4, EXT_COMMUNITY_ROUTE_TGT, 0 }, \
+ { EXT_COMMUNITY_IPV4, EXT_CUMMUNITY_ROUTE_ORIG, 0 }, \
+ { EXT_COMMUNITY_IPV4, EXT_COMMUNITY_OSPF_RTR_ID, 0 }, \
+ { EXT_COMMUNITY_OPAQUE, EXT_COMMUNITY_OSPF_RTR_TYPE, 0 } \
+}
struct filter_prefix {
@@ -594,16 +742,18 @@ struct filter_prefix {
struct filter_prefixlen {
enum comp_ops op;
- sa_family_t af;
+ u_int8_t aid;
u_int8_t len_min;
u_int8_t len_max;
};
struct filter_match {
- struct filter_prefix prefix;
- struct filter_prefixlen prefixlen;
- struct filter_as as;
- struct filter_community community;
+ struct filter_prefix prefix;
+ struct filter_prefixlen prefixlen;
+ struct filter_as as;
+ struct filter_aslen aslen;
+ struct filter_community community;
+ struct filter_extcommunity ext_community;
};
TAILQ_HEAD(filter_head, filter_rule);
@@ -635,10 +785,13 @@ enum action_types {
ACTION_SET_NEXTHOP_SELF,
ACTION_SET_COMMUNITY,
ACTION_DEL_COMMUNITY,
+ ACTION_SET_EXT_COMMUNITY,
+ ACTION_DEL_EXT_COMMUNITY,
ACTION_PFTABLE,
ACTION_PFTABLE_ID,
ACTION_RTLABEL,
- ACTION_RTLABEL_ID
+ ACTION_RTLABEL_ID,
+ ACTION_SET_ORIGIN
};
struct filter_set {
@@ -650,23 +803,53 @@ struct filter_set {
int32_t relative;
struct bgpd_addr nexthop;
struct filter_community community;
+ struct filter_extcommunity ext_community;
char pftable[PFTABLE_LEN];
char rtlabel[RTLABEL_LEN];
+ u_int8_t origin;
} action;
enum action_types type;
};
-struct rrefresh {
- u_int16_t afi;
- u_int8_t safi;
+struct rdomain {
+ SIMPLEQ_ENTRY(rdomain) entry;
+ char descr[PEER_DESCR_LEN];
+ char ifmpe[IFNAMSIZ];
+ struct filter_set_head import;
+ struct filter_set_head export;
+ struct network_head net_l;
+ u_int64_t rd;
+ u_int rtableid;
+ u_int label;
+ int flags;
+};
+SIMPLEQ_HEAD(rdomain_head, rdomain);
+
+struct rde_rib {
+ SIMPLEQ_ENTRY(rde_rib) entry;
+ char name[PEER_DESCR_LEN];
+ u_int rtableid;
+ u_int16_t id;
+ u_int16_t flags;
};
+SIMPLEQ_HEAD(rib_names, rde_rib);
+extern struct rib_names ribnames;
+
+/* rde_rib flags */
+#define F_RIB_ENTRYLOCK 0x0001
+#define F_RIB_NOEVALUATE 0x0002
+#define F_RIB_NOFIB 0x0004
+#define F_RIB_NOFIBSYNC 0x0008
+#define F_RIB_HASNOFIB (F_RIB_NOFIB | F_RIB_NOEVALUATE)
+
+/* 4-byte magic AS number */
+#define AS_TRANS 23456
struct rde_memstats {
int64_t path_cnt;
int64_t prefix_cnt;
int64_t rib_cnt;
- int64_t pt4_cnt;
- int64_t pt6_cnt;
+ int64_t pt_cnt[AID_MAX];
int64_t nexthop_cnt;
int64_t aspath_cnt;
int64_t aspath_size;
@@ -677,38 +860,29 @@ struct rde_memstats {
int64_t attr_dcnt;
};
-struct rde_rib {
- SIMPLEQ_ENTRY(rde_rib) entry;
- char name[PEER_DESCR_LEN];
- u_int16_t id;
- u_int16_t flags;
-};
-SIMPLEQ_HEAD(rib_names, rde_rib);
-extern struct rib_names ribnames;
-
-/* Address Family Numbers as per RFC 1700 */
-#define AFI_IPv4 1
-#define AFI_IPv6 2
-#define AFI_ALL 0xffff
-
-/* Subsequent Address Family Identifier as per RFC 4760 */
-#define SAFI_NONE 0x00
-#define SAFI_UNICAST 0x01
-#define SAFI_MULTICAST 0x02
-#define SAFI_ALL 0xff
-
-/* 4-byte magic AS number */
-#define AS_TRANS 23456
+/* macros for IPv6 link-local address */
+#if defined(__KAME__) && defined(IPV6_LINKLOCAL_PEER)
+#define IN6_LINKLOCAL_IFINDEX(addr) \
+ ((addr).s6_addr[2] << 8 | (addr).s6_addr[3])
+
+#define SET_IN6_LINKLOCAL_IFINDEX(addr, index) \
+ do { \
+ (addr).s6_addr[2] = ((index) >> 8) & 0xff; \
+ (addr).s6_addr[3] = (index) & 0xff; \
+ } while (0)
+#endif
/* prototypes */
/* bgpd.c */
void send_nexthop_update(struct kroute_nexthop *);
void send_imsg_session(int, pid_t, void *, u_int16_t);
-int bgpd_redistribute(int, struct kroute *, struct kroute6 *);
+int send_network(int, struct network_config *,
+ struct filter_set_head *);
int bgpd_filternexthop(struct kroute *, struct kroute6 *);
/* log.c */
void log_init(int);
+void log_verbose(int);
void vlog(int, const char *, va_list);
void log_peer_warn(const struct peer_config *, const char *, ...);
void log_peer_warnx(const struct peer_config *, const char *, ...);
@@ -726,19 +900,22 @@ int cmdline_symset(char *);
int host(const char *, struct bgpd_addr *, u_int8_t *);
/* kroute.c */
-int kr_init(int, u_int);
-int kr_change(struct kroute_label *);
-int kr_delete(struct kroute_label *);
-int kr6_change(struct kroute6_label *);
-int kr6_delete(struct kroute6_label *);
+int kr_init(void);
+int ktable_update(u_int, char *, char *, int);
+void ktable_preload(void);
+void ktable_postload(void);
+int ktable_exists(u_int, u_int *);
+int kr_change(u_int, struct kroute_full *);
+int kr_delete(u_int, struct kroute_full *);
void kr_shutdown(void);
-void kr_fib_couple(void);
-void kr_fib_decouple(void);
+void kr_fib_couple(u_int);
+void kr_fib_decouple(u_int);
int kr_dispatch_msg(void);
-int kr_nexthop_add(struct bgpd_addr *);
-void kr_nexthop_delete(struct bgpd_addr *);
+int kr_nexthop_add(u_int32_t, struct bgpd_addr *);
+void kr_nexthop_delete(u_int32_t, struct bgpd_addr *);
void kr_show_route(struct imsg *);
void kr_ifinfo(char *);
+int kr_net_reload(u_int, struct network_head *);
int kr_reload(void);
struct in6_addr *prefixlen2mask6(u_int8_t prefixlen);
@@ -772,6 +949,8 @@ void pftable_ref(u_int16_t);
/* rde_filter.c */
void filterset_free(struct filter_set_head *);
int filterset_cmp(struct filter_set *, struct filter_set *);
+void filterset_move(struct filter_set_head *,
+ struct filter_set_head *);
const char *filterset_name(enum action_types);
/* util.c */
@@ -779,11 +958,20 @@ const char *log_addr(const struct bgpd_a
const char *log_in6addr(const struct in6_addr *);
const char *log_sockaddr(struct sockaddr *);
const char *log_as(u_int32_t);
+const char *log_rd(u_int64_t);
+const char *log_ext_subtype(u_int8_t);
int aspath_snprint(char *, size_t, void *, u_int16_t);
int aspath_asprint(char **, void *, u_int16_t);
size_t aspath_strlen(void *, u_int16_t);
in_addr_t prefixlen2mask(u_int8_t);
void inet6applymask(struct in6_addr *, const struct in6_addr *,
int);
+const char *aid2str(u_int8_t);
+int aid2afi(u_int8_t, u_int16_t *, u_int8_t *);
+int afi2aid(u_int16_t, u_int8_t, u_int8_t *);
+sa_family_t aid2af(u_int8_t);
+int af2aid(sa_family_t, u_int8_t, u_int8_t *);
+struct sockaddr *addr2sa(struct bgpd_addr *, u_int16_t);
+void sa2addr(struct sockaddr *, struct bgpd_addr *);
#endif /* __BGPD_H__ */
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