Adding upstream version 9.1.upstream/9.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1312 insertions, 0 deletions

diff --git a/eigrpd/eigrp_snmp.c b/eigrpd/eigrp_snmp.c
new file mode 100644
index 0000000..492ef3e
--- /dev/null
+++ b/eigrpd/eigrp_snmp.c
@@ -0,0 +1,1312 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * EIGRP SNMP Support.
+ * Copyright (C) 2013-2014
+ * Authors:
+ *   Donnie Savage
+ *   Jan Janovic
+ *   Matej Perina
+ *   Peter Orsag
+ *   Peter Paluch
+ */
+
+#include <zebra.h>
+
+#ifdef HAVE_SNMP
+#include <net-snmp/net-snmp-config.h>
+#include <net-snmp/net-snmp-includes.h>
+
+#include "frrevent.h"
+#include "memory.h"
+#include "linklist.h"
+#include "prefix.h"
+#include "if.h"
+#include "table.h"
+#include "sockunion.h"
+#include "stream.h"
+#include "log.h"
+#include "sockopt.h"
+#include "checksum.h"
+#include "md5.h"
+#include "keychain.h"
+#include "smux.h"
+
+#include "eigrpd/eigrp_structs.h"
+#include "eigrpd/eigrpd.h"
+#include "eigrpd/eigrp_interface.h"
+#include "eigrpd/eigrp_neighbor.h"
+#include "eigrpd/eigrp_packet.h"
+#include "eigrpd/eigrp_zebra.h"
+#include "eigrpd/eigrp_vty.h"
+#include "eigrpd/eigrp_dump.h"
+#include "eigrpd/eigrp_network.h"
+#include "eigrpd/eigrp_topology.h"
+#include "eigrpd/eigrp_fsm.h"
+#include "eigrpd/eigrp_snmp.h"
+
+struct list *eigrp_snmp_iflist;
+
+/* Declare static local variables for convenience. */
+SNMP_LOCAL_VARIABLES
+
+/* EIGRP-MIB - 1.3.6.1.4.1.9.9.449.1*/
+#define EIGRPMIB 1,3,6,1,4,1,9,9,449,1
+
+/* EIGRP-MIB instances. */
+oid eigrp_oid[] = {EIGRPMIB};
+
+/* EIGRP VPN entry */
+#define EIGRPVPNID						1
+#define EIGRPVPNNAME						2
+
+/* EIGRP Traffic statistics entry */
+#define EIGRPASNUMBER					1
+#define EIGRPNBRCOUNT					2
+#define EIGRPHELLOSSENT					3
+#define EIGRPHELLOSRCVD					4
+#define EIGRPUPDATESSENT				5
+#define EIGRPUPDATESRCVD				6
+#define EIGRPQUERIESSENT				7
+#define EIGRPQUERIESRCVD				8
+#define EIGRPREPLIESSENT				9
+#define EIGRPREPLIESRCVD				10
+#define EIGRPACKSSENT					11
+#define EIGRPACKSRCVD					12
+#define EIGRPINPUTQHIGHMARK				13
+#define EIGRPINPUTQDROPS				14
+#define EIGRPSIAQUERIESSENT				15
+#define EIGRPSIAQUERIESRCVD				16
+#define EIGRPASROUTERIDTYPE				17
+#define EIGRPASROUTERID					18
+#define EIGRPTOPOROUTES					19
+#define EIGRPHEADSERIAL					20
+#define EIGRPNEXTSERIAL					21
+#define EIGRPXMITPENDREPLIES				22
+#define EIGRPXMITDUMMIES				23
+
+/* EIGRP topology entry */
+#define EIGRPDESTNETTYPE				1
+#define EIGRPDESTNET					2
+#define EIGRPDESTNETPREFIXLEN				4
+#define EIGRPACTIVE					5
+#define EIGRPSTUCKINACTIVE				6
+#define EIGRPDESTSUCCESSORS				7
+#define EIGRPFDISTANCE					8
+#define EIGRPROUTEORIGINTYPE				9
+#define EIGRPROUTEORIGINADDRTYPE			10
+#define EIGRPROUTEORIGINADDR				11
+#define EIGRPNEXTHOPADDRESSTYPE				12
+#define EIGRPNEXTHOPADDRESS				13
+#define EIGRPNEXTHOPINTERFACE				14
+#define EIGRPDISTANCE					15
+#define EIGRPREPORTDISTANCE				16
+
+/* EIGRP peer entry */
+#define EIGRPHANDLE							1
+#define EIGRPPEERADDRTYPE					2
+#define EIGRPPEERADDR						3
+#define EIGRPPEERIFINDEX					4
+#define EIGRPHOLDTIME						5
+#define EIGRPUPTIME							6
+#define EIGRPSRTT							7
+#define EIGRPRTO							8
+#define EIGRPPKTSENQUEUED					9
+#define EIGRPLASTSEQ						10
+#define EIGRPVERSION						11
+#define EIGRPRETRANS						12
+#define EIGRPRETRIES						13
+
+/* EIGRP interface entry */
+#define EIGRPPEERCOUNT						3
+#define EIGRPXMITRELIABLEQ					4
+#define EIGRPXMITUNRELIABLEQ	        	5
+#define EIGRPMEANSRTT						6
+#define EIGRPPACINGRELIABLE					7
+#define EIGRPPACINGUNRELIABLE		        8
+#define EIGRPMFLOWTIMER						9
+#define EIGRPPENDINGROUTES					10
+#define EIGRPHELLOINTERVAL					11
+#define EIGRPXMITNEXTSERIAL					12
+#define EIGRPUMCASTS						13
+#define EIGRPRMCASTS						14
+#define EIGRPUUCASTS						15
+#define EIGRPRUCASTS						16
+#define EIGRPMCASTEXCEPTS					17
+#define EIGRPCRPKTS							18
+#define EIGRPACKSSUPPRESSED					19
+#define EIGRPRETRANSSENT					20
+#define EIGRPOOSRCVD						21
+#define EIGRPAUTHMODE						22
+#define EIGRPAUTHKEYCHAIN					23
+
+/* SNMP value hack. */
+#define COUNTER                 ASN_COUNTER
+#define INTEGER                 ASN_INTEGER
+#define GAUGE                   ASN_GAUGE
+#define TIMETICKS               ASN_TIMETICKS
+#define IPADDRESS               ASN_IPADDRESS
+#define STRING                  ASN_OCTET_STR
+#define IPADDRESSPREFIXLEN      ASN_INTEGER
+#define IPADDRESSTYPE           ASN_INTEGER
+#define INTERFACEINDEXORZERO    ASN_INTEGER
+#define UINTEGER                ASN_UNSIGNED
+
+/* Hook functions. */
+static uint8_t *eigrpVpnEntry(struct variable *, oid *, size_t *, int, size_t *,
+			      WriteMethod **);
+static uint8_t *eigrpTraffStatsEntry(struct variable *, oid *, size_t *, int,
+				     size_t *, WriteMethod **);
+static uint8_t *eigrpTopologyEntry(struct variable *, oid *, size_t *, int,
+				   size_t *, WriteMethod **);
+static uint8_t *eigrpPeerEntry(struct variable *, oid *, size_t *, int,
+			       size_t *, WriteMethod **);
+static uint8_t *eigrpInterfaceEntry(struct variable *, oid *, size_t *, int,
+				    size_t *, WriteMethod **);
+
+
+struct variable eigrp_variables[] = {
+	/* EIGRP vpn variables */
+	{EIGRPVPNID, INTEGER, NOACCESS, eigrpVpnEntry, 4, {1, 1, 1, 1}},
+	{EIGRPVPNNAME, STRING, RONLY, eigrpVpnEntry, 4, {1, 1, 1, 2}},
+
+	/* EIGRP traffic stats variables */
+	{EIGRPASNUMBER,
+	 UINTEGER,
+	 NOACCESS,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 1}},
+	{EIGRPNBRCOUNT, UINTEGER, RONLY, eigrpTraffStatsEntry, 4, {2, 1, 1, 2}},
+	{EIGRPHELLOSSENT,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 3}},
+	{EIGRPHELLOSRCVD,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 4}},
+	{EIGRPUPDATESSENT,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 5}},
+	{EIGRPUPDATESRCVD,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 6}},
+	{EIGRPQUERIESSENT,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 7}},
+	{EIGRPQUERIESRCVD,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 8}},
+	{EIGRPREPLIESSENT,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 9}},
+	{EIGRPREPLIESRCVD,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 10}},
+	{EIGRPACKSSENT, COUNTER, RONLY, eigrpTraffStatsEntry, 4, {2, 1, 1, 11}},
+	{EIGRPACKSRCVD, COUNTER, RONLY, eigrpTraffStatsEntry, 4, {2, 1, 1, 12}},
+	{EIGRPINPUTQHIGHMARK,
+	 INTEGER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 13}},
+	{EIGRPINPUTQDROPS,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 14}},
+	{EIGRPSIAQUERIESSENT,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 15}},
+	{EIGRPSIAQUERIESRCVD,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 16}},
+	{EIGRPASROUTERIDTYPE,
+	 IPADDRESSTYPE,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 17}},
+	{EIGRPASROUTERID,
+	 IPADDRESS,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 18}},
+	{EIGRPTOPOROUTES,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 19}},
+	{EIGRPHEADSERIAL,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 20}},
+	{EIGRPNEXTSERIAL,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 21}},
+	{EIGRPXMITPENDREPLIES,
+	 INTEGER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 22}},
+	{EIGRPXMITDUMMIES,
+	 COUNTER,
+	 RONLY,
+	 eigrpTraffStatsEntry,
+	 4,
+	 {2, 1, 1, 23}},
+
+	/* EIGRP topology variables */
+	{EIGRPDESTNETTYPE,
+	 IPADDRESSTYPE,
+	 NOACCESS,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 1}},
+	{EIGRPDESTNET,
+	 IPADDRESSPREFIXLEN,
+	 NOACCESS,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 2}},
+	{EIGRPDESTNETPREFIXLEN,
+	 IPADDRESSTYPE,
+	 NOACCESS,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 4}},
+	{EIGRPACTIVE, INTEGER, RONLY, eigrpTopologyEntry, 4, {3, 1, 1, 5}},
+	{EIGRPSTUCKINACTIVE,
+	 INTEGER,
+	 RONLY,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 6}},
+	{EIGRPDESTSUCCESSORS,
+	 INTEGER,
+	 RONLY,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 7}},
+	{EIGRPFDISTANCE, INTEGER, RONLY, eigrpTopologyEntry, 4, {3, 1, 1, 8}},
+	{EIGRPROUTEORIGINTYPE,
+	 STRING,
+	 RONLY,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 9}},
+	{EIGRPROUTEORIGINADDRTYPE,
+	 IPADDRESSTYPE,
+	 RONLY,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 10}},
+	{EIGRPROUTEORIGINADDR,
+	 IPADDRESS,
+	 RONLY,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 11}},
+	{EIGRPNEXTHOPADDRESSTYPE,
+	 IPADDRESSTYPE,
+	 RONLY,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 12}},
+	{EIGRPNEXTHOPADDRESS,
+	 IPADDRESS,
+	 RONLY,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 13}},
+	{EIGRPNEXTHOPINTERFACE,
+	 STRING,
+	 RONLY,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 14}},
+	{EIGRPDISTANCE, INTEGER, RONLY, eigrpTopologyEntry, 4, {3, 1, 1, 15}},
+	{EIGRPREPORTDISTANCE,
+	 INTEGER,
+	 RONLY,
+	 eigrpTopologyEntry,
+	 4,
+	 {3, 1, 1, 16}},
+
+	/* EIGRP peer variables */
+	{EIGRPHANDLE, INTEGER, NOACCESS, eigrpPeerEntry, 4, {4, 1, 1, 1}},
+	{EIGRPPEERADDRTYPE,
+	 IPADDRESSTYPE,
+	 RONLY,
+	 eigrpPeerEntry,
+	 4,
+	 {4, 1, 1, 2}},
+	{EIGRPPEERADDR, IPADDRESS, RONLY, eigrpPeerEntry, 4, {4, 1, 1, 3}},
+	{EIGRPPEERIFINDEX,
+	 INTERFACEINDEXORZERO,
+	 RONLY,
+	 eigrpPeerEntry,
+	 4,
+	 {4, 1, 1, 4}},
+	{EIGRPHOLDTIME, INTEGER, RONLY, eigrpPeerEntry, 4, {4, 1, 1, 5}},
+	{EIGRPUPTIME, STRING, RONLY, eigrpPeerEntry, 4, {4, 1, 1, 6}},
+	{EIGRPSRTT, INTEGER, RONLY, eigrpPeerEntry, 4, {4, 1, 1, 7}},
+	{EIGRPRTO, INTEGER, RONLY, eigrpPeerEntry, 4, {4, 1, 1, 8}},
+	{EIGRPPKTSENQUEUED, INTEGER, RONLY, eigrpPeerEntry, 4, {4, 1, 1, 9}},
+	{EIGRPLASTSEQ, INTEGER, RONLY, eigrpPeerEntry, 4, {4, 1, 1, 10}},
+	{EIGRPVERSION, STRING, RONLY, eigrpPeerEntry, 4, {4, 1, 1, 11}},
+	{EIGRPRETRANS, COUNTER, RONLY, eigrpPeerEntry, 4, {4, 1, 1, 12}},
+	{EIGRPRETRIES, INTEGER, RONLY, eigrpPeerEntry, 4, {4, 1, 1, 13}},
+
+	/* EIGRP interface variables */
+	{EIGRPPEERCOUNT, GAUGE, RONLY, eigrpInterfaceEntry, 4, {5, 1, 1, 3}},
+	{EIGRPXMITRELIABLEQ,
+	 GAUGE,
+	 RONLY,
+	 eigrpInterfaceEntry,
+	 4,
+	 {5, 1, 1, 4}},
+	{EIGRPXMITUNRELIABLEQ,
+	 GAUGE,
+	 RONLY,
+	 eigrpInterfaceEntry,
+	 4,
+	 {5, 1, 1, 5}},
+	{EIGRPMEANSRTT, INTEGER, RONLY, eigrpInterfaceEntry, 4, {5, 1, 1, 6}},
+	{EIGRPPACINGRELIABLE,
+	 INTEGER,
+	 RONLY,
+	 eigrpInterfaceEntry,
+	 4,
+	 {5, 1, 1, 7}},
+	{EIGRPPACINGUNRELIABLE,
+	 INTEGER,
+	 RONLY,
+	 eigrpInterfaceEntry,
+	 4,
+	 {5, 1, 1, 8}},
+	{EIGRPMFLOWTIMER, INTEGER, RONLY, eigrpInterfaceEntry, 4, {5, 1, 1, 9}},
+	{EIGRPPENDINGROUTES,
+	 GAUGE,
+	 RONLY,
+	 eigrpInterfaceEntry,
+	 4,
+	 {5, 1, 1, 10}},
+	{EIGRPHELLOINTERVAL,
+	 INTEGER,
+	 RONLY,
+	 eigrpInterfaceEntry,
+	 4,
+	 {5, 1, 1, 11}},
+	{EIGRPXMITNEXTSERIAL,
+	 COUNTER,
+	 RONLY,
+	 eigrpInterfaceEntry,
+	 4,
+	 {5, 1, 1, 12}},
+	{EIGRPUMCASTS, COUNTER, RONLY, eigrpInterfaceEntry, 4, {5, 1, 1, 13}},
+	{EIGRPRMCASTS, COUNTER, RONLY, eigrpInterfaceEntry, 4, {5, 1, 1, 14}},
+	{EIGRPUUCASTS, COUNTER, RONLY, eigrpInterfaceEntry, 4, {5, 1, 1, 15}},
+	{EIGRPRUCASTS, COUNTER, RONLY, eigrpInterfaceEntry, 4, {5, 1, 1, 16}},
+	{EIGRPMCASTEXCEPTS,
+	 COUNTER,
+	 RONLY,
+	 eigrpInterfaceEntry,
+	 4,
+	 {5, 1, 1, 17}},
+	{EIGRPCRPKTS, COUNTER, RONLY, eigrpInterfaceEntry, 4, {5, 1, 1, 18}},
+	{EIGRPACKSSUPPRESSED,
+	 COUNTER,
+	 RONLY,
+	 eigrpInterfaceEntry,
+	 4,
+	 {5, 1, 1, 19}},
+	{EIGRPRETRANSSENT,
+	 COUNTER,
+	 RONLY,
+	 eigrpInterfaceEntry,
+	 4,
+	 {5, 1, 1, 20}},
+	{EIGRPOOSRCVD, COUNTER, RONLY, eigrpInterfaceEntry, 4, {5, 1, 1, 21}},
+	{EIGRPAUTHMODE, INTEGER, RONLY, eigrpInterfaceEntry, 4, {5, 1, 1, 22}},
+	{EIGRPAUTHKEYCHAIN,
+	 STRING,
+	 RONLY,
+	 eigrpInterfaceEntry,
+	 4,
+	 {5, 1, 1, 23}}};
+
+static struct eigrp_neighbor *eigrp_snmp_nbr_lookup(struct eigrp *eigrp,
+						    struct in_addr *nbr_addr,
+						    unsigned int *ifindex)
+{
+	struct listnode *node, *nnode, *node2, *nnode2;
+	struct eigrp_interface *ei;
+	struct eigrp_neighbor *nbr;
+
+	for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode, ei)) {
+		for (ALL_LIST_ELEMENTS(ei->nbrs, node2, nnode2, nbr)) {
+			if (IPV4_ADDR_SAME(&nbr->src, nbr_addr)) {
+				return nbr;
+			}
+		}
+	}
+	return NULL;
+}
+
+static struct eigrp_neighbor *
+eigrp_snmp_nbr_lookup_next(struct in_addr *nbr_addr, unsigned int *ifindex,
+			   int first)
+{
+	struct listnode *node, *nnode, *node2, *nnode2;
+	struct eigrp_interface *ei;
+	struct eigrp_neighbor *nbr;
+	struct eigrp_neighbor *min = NULL;
+	struct eigrp *eigrp;
+
+	eigrp = eigrp_lookup();
+
+	for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode, ei)) {
+		for (ALL_LIST_ELEMENTS(ei->nbrs, node2, nnode2, nbr)) {
+			if (first) {
+				if (!min)
+					min = nbr;
+				else if (ntohl(nbr->src.s_addr)
+					 < ntohl(min->src.s_addr))
+					min = nbr;
+			} else if (ntohl(nbr->src.s_addr)
+				   > ntohl(nbr_addr->s_addr)) {
+				if (!min)
+					min = nbr;
+				else if (ntohl(nbr->src.s_addr)
+					 < ntohl(min->src.s_addr))
+					min = nbr;
+			}
+		}
+	}
+	if (min) {
+		*nbr_addr = min->src;
+		*ifindex = 0;
+		return min;
+	}
+	return NULL;
+}
+
+static struct eigrp_neighbor *eigrpNbrLookup(struct variable *v, oid *name,
+					     size_t *length,
+					     struct in_addr *nbr_addr,
+					     unsigned int *ifindex, int exact)
+{
+	unsigned int len;
+	int first;
+	struct eigrp_neighbor *nbr;
+	struct eigrp *eigrp;
+
+	eigrp = eigrp_lookup();
+
+	if (!eigrp)
+		return NULL;
+
+	if (exact) {
+		if (*length != v->namelen + IN_ADDR_SIZE + 1)
+			return NULL;
+
+		oid2in_addr(name + v->namelen, IN_ADDR_SIZE, nbr_addr);
+		*ifindex = name[v->namelen + IN_ADDR_SIZE];
+
+		return eigrp_snmp_nbr_lookup(eigrp, nbr_addr, ifindex);
+	} else {
+		first = 0;
+		len = *length - v->namelen;
+
+		if (len == 0)
+			first = 1;
+
+		if (len > IN_ADDR_SIZE)
+			len = IN_ADDR_SIZE;
+
+		oid2in_addr(name + v->namelen, len, nbr_addr);
+
+		len = *length - v->namelen - IN_ADDR_SIZE;
+		if (len >= 1)
+			*ifindex = name[v->namelen + IN_ADDR_SIZE];
+
+		nbr = eigrp_snmp_nbr_lookup_next(nbr_addr, ifindex, first);
+
+		if (nbr) {
+			*length = v->namelen + IN_ADDR_SIZE + 1;
+			oid_copy_in_addr(name + v->namelen, nbr_addr);
+			name[v->namelen + IN_ADDR_SIZE] = *ifindex;
+			return nbr;
+		}
+	}
+	return NULL;
+}
+
+
+static uint8_t *eigrpVpnEntry(struct variable *v, oid *name, size_t *length,
+			      int exact, size_t *var_len,
+			      WriteMethod **write_method)
+{
+	struct eigrp *eigrp;
+
+	eigrp = eigrp_lookup();
+
+	/* Check whether the instance identifier is valid */
+	if (smux_header_generic(v, name, length, exact, var_len, write_method)
+	    == MATCH_FAILED)
+		return NULL;
+
+	/* Return the current value of the variable */
+	switch (v->magic) {
+	case EIGRPVPNID: /* 1 */
+		/* The unique VPN identifier */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPVPNNAME: /* 2 */
+		/* The name given to the VPN */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	default:
+		return NULL;
+	}
+	return NULL;
+}
+
+static uint32_t eigrp_neighbor_count(struct eigrp *eigrp)
+{
+	uint32_t count;
+	struct eigrp_interface *ei;
+	struct listnode *node, *node2, *nnode2;
+	struct eigrp_neighbor *nbr;
+
+	if (eigrp == NULL) {
+		return 0;
+	}
+
+	count = 0;
+	for (ALL_LIST_ELEMENTS_RO(eigrp->eiflist, node, ei)) {
+		for (ALL_LIST_ELEMENTS(ei->nbrs, node2, nnode2, nbr)) {
+			if (nbr->state == EIGRP_NEIGHBOR_UP)
+				count++;
+		}
+	}
+
+	return count;
+}
+
+
+static uint8_t *eigrpTraffStatsEntry(struct variable *v, oid *name,
+				     size_t *length, int exact, size_t *var_len,
+				     WriteMethod **write_method)
+{
+	struct eigrp *eigrp;
+	struct eigrp_interface *ei;
+	struct listnode *node, *nnode;
+	int counter;
+
+	eigrp = eigrp_lookup();
+
+	/* Check whether the instance identifier is valid */
+	if (smux_header_generic(v, name, length, exact, var_len, write_method)
+	    == MATCH_FAILED)
+		return NULL;
+
+	/* Return the current value of the variable */
+	switch (v->magic) {
+	case EIGRPASNUMBER: /* 1 */
+		/* AS-number of this EIGRP instance. */
+		if (eigrp)
+			return SNMP_INTEGER(eigrp->AS);
+		else
+			return SNMP_INTEGER(0);
+	case EIGRPNBRCOUNT: /* 2 */
+		/* Neighbor count of this EIGRP instance */
+		if (eigrp)
+			return SNMP_INTEGER(eigrp_neighbor_count(eigrp));
+		else
+			return SNMP_INTEGER(0);
+	case EIGRPHELLOSSENT: /* 3 */
+		/* Hello packets output count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->hello_out;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPHELLOSRCVD: /* 4 */
+		/* Hello packets input count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->hello_in;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPUPDATESSENT: /* 5 */
+		/* Update packets output count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->update_out;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPUPDATESRCVD: /* 6 */
+		/* Update packets input count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->update_in;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPQUERIESSENT: /* 7 */
+		/* Querry packets output count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->query_out;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPQUERIESRCVD: /* 8 */
+		/* Querry packets input count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->query_in;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPREPLIESSENT: /* 9 */
+		/* Reply packets output count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->reply_out;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPREPLIESRCVD: /* 10 */
+		/* Reply packets input count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->reply_in;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPACKSSENT: /* 11 */
+		/* Acknowledgement packets output count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->ack_out;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPACKSRCVD: /* 12 */
+		/* Acknowledgement packets input count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->ack_in;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPINPUTQHIGHMARK: /* 13 */
+		/* The highest number of EIGRP packets in the input queue */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPINPUTQDROPS: /* 14 */
+		/* The number of EIGRP packets dropped from the input queue */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPSIAQUERIESSENT: /* 15 */
+		/* SIA querry packets output count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->siaQuery_out;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPSIAQUERIESRCVD: /* 16 */
+		/* SIA querry packets input count */
+		if (eigrp) {
+			counter = 0;
+			for (ALL_LIST_ELEMENTS(eigrp->eiflist, node, nnode,
+					       ei)) {
+				counter += ei->siaQuery_in;
+			}
+			return SNMP_INTEGER(counter);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPASROUTERIDTYPE: /* 17 */
+		/* Whether the router ID is set manually or automatically */
+		if (eigrp)
+			if (eigrp->router_id_static != 0)
+				return SNMP_INTEGER(1);
+			else
+				return SNMP_INTEGER(1);
+		else
+			return SNMP_INTEGER(0);
+	case EIGRPASROUTERID: /* 18 */
+		/* Router ID for this EIGRP AS */
+		if (eigrp)
+			if (eigrp->router_id_static != 0)
+				return SNMP_INTEGER(eigrp->router_id_static);
+			else
+				return SNMP_INTEGER(eigrp->router_id);
+		else
+			return SNMP_INTEGER(0);
+	case EIGRPTOPOROUTES: /* 19 */
+		/* The total number of EIGRP derived routes currently existing
+		   in the topology table for the AS */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPHEADSERIAL: /* 20 */
+		/* The serial number of the first route in the internal
+		   sequence for an AS*/
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPNEXTSERIAL: /* 21 */
+		/* The serial number that would be assigned to the next new
+		 or changed route in the topology table for the AS*/
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPXMITPENDREPLIES: /* 22 */
+		/* Total number of outstanding replies expected to queries
+		   that have been sent to peers in the current AS*/
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPXMITDUMMIES: /* 23 */
+		/* Total number of currently existing dummies associated with
+		 * the AS*/
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	default:
+		return NULL;
+	}
+	return NULL;
+}
+
+static uint8_t *eigrpTopologyEntry(struct variable *v, oid *name,
+				   size_t *length, int exact, size_t *var_len,
+				   WriteMethod **write_method)
+{
+	struct eigrp *eigrp;
+
+	eigrp = eigrp_lookup();
+
+	/* Check whether the instance identifier is valid */
+	if (smux_header_generic(v, name, length, exact, var_len, write_method)
+	    == MATCH_FAILED)
+		return NULL;
+
+	/* Return the current value of the variable */
+	switch (v->magic) {
+	case EIGRPDESTNETTYPE: /* 1 */
+		/* The format of the destination IP network number for a single
+		   route in the topology table*/
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPDESTNET: /* 2 */
+		/* The destination IP network number for a single route in the
+		 * topology table*/
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPDESTNETPREFIXLEN: /* 4 */
+		/* The prefix length associated with the destination IP network
+		   address
+		   for a single route in the topology table in the AS*/
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPACTIVE: /* 5 */
+		/* A value of true(1) indicates the route to the destination
+		   network has failed
+		   A value of false(2) indicates the route is stable
+		   (passive).*/
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPSTUCKINACTIVE: /* 6 */
+		/* A value of true(1) indicates that that this route which is in
+		   active state
+		   has not received any replies to queries for alternate paths
+		   */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPDESTSUCCESSORS: /* 7 */
+		/* Next routing hop for a path to the destination IP network */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPFDISTANCE: /* 8 */
+		/* Minimum distance from this router to the destination IP
+		 * network */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPROUTEORIGINTYPE: /* 9 */
+		/* Text string describing the internal origin of the EIGRP route
+		 */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPROUTEORIGINADDRTYPE: /* 10 */
+		/* The format of the IP address defined as the origin of this
+		   topology route entry */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPROUTEORIGINADDR: /* 11 */
+		/* If the origin of the topology route entry is external to this
+		   router,
+		   then this object is the IP address of the router from which
+		   it originated */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPNEXTHOPADDRESSTYPE: /* 12 */
+		/* The format of the next hop IP address */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPNEXTHOPADDRESS: /* 13 */
+		/* Next hop IP address for the route */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPNEXTHOPINTERFACE: /* 14 */
+		/* The interface through which the next hop IP address is
+		 * reached */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPDISTANCE: /* 15 */
+		/* The computed distance to the destination network entry from
+		 * this router */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPREPORTDISTANCE: /* 16 */
+		/* The computed distance to the destination network in the
+		   topology entry
+		   reported to this router by the originator of this route */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	default:
+		return NULL;
+	}
+	return NULL;
+}
+
+static uint8_t *eigrpPeerEntry(struct variable *v, oid *name, size_t *length,
+			       int exact, size_t *var_len,
+			       WriteMethod **write_method)
+{
+	struct eigrp *eigrp;
+	struct eigrp_interface *ei;
+	struct eigrp_neighbor *nbr;
+	struct in_addr nbr_addr;
+	unsigned int ifindex;
+
+	eigrp = eigrp_lookup();
+
+	/* Check whether the instance identifier is valid */
+	if (smux_header_generic(v, name, length, exact, var_len, write_method)
+	    == MATCH_FAILED)
+		return NULL;
+
+	memset(&nbr_addr, 0, sizeof(nbr_addr));
+	ifindex = 0;
+
+	nbr = eigrpNbrLookup(v, name, length, &nbr_addr, &ifindex, exact);
+	if (!nbr)
+		return NULL;
+	ei = nbr->ei;
+	if (!ei)
+		return NULL;
+
+	/* Return the current value of the variable */
+	switch (v->magic) {
+	case EIGRPHANDLE: /* 1 */
+		/* The unique internal identifier for the peer in the AS */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPPEERADDRTYPE: /* 2 */
+		/* The format of the remote source IP address used by the peer
+		 */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPPEERADDR: /* 3 */
+		/* The source IP address used by the peer */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPPEERIFINDEX: /* 4 */
+		/* The ifIndex of the interface on this router */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPHOLDTIME: /* 5 */
+		/* How much time must pass without receiving a hello packet from
+		   this
+		   EIGRP peer before this router declares the peer down */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPUPTIME: /* 6 */
+		/* The elapsed time since the EIGRP adjacency was first
+		 * established */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPSRTT: /* 7 */
+		/* The computed smooth round trip time for packets to and from
+		 * the peer */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPRTO: /* 8 */
+		/* The computed retransmission timeout for the peer */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPPKTSENQUEUED: /* 9 */
+		/* The number of any EIGRP packets currently enqueued */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPLASTSEQ: /* 10 */
+		/* sequence number of the last EIGRP packet sent to this peer */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPVERSION: /* 11 */
+		/* The EIGRP version information reported by the remote peer */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPRETRANS: /* 12 */
+		/* The cumulative number of retransmissions to this peer */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPRETRIES: /* 13 */
+		/* The number of times the current unacknowledged packet has
+		 * been retried */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	default:
+		return NULL;
+	}
+	return NULL;
+}
+
+static uint8_t *eigrpInterfaceEntry(struct variable *v, oid *name,
+				    size_t *length, int exact, size_t *var_len,
+				    WriteMethod **write_method)
+{
+	struct eigrp *eigrp;
+	struct listnode *node, *nnode;
+	struct keychain *keychain;
+	struct list *keylist;
+
+	eigrp = eigrp_lookup();
+
+	/* Check whether the instance identifier is valid */
+	if (smux_header_generic(v, name, length, exact, var_len, write_method)
+	    == MATCH_FAILED)
+		return NULL;
+
+	/* Return the current value of the variable */
+	switch (v->magic) {
+	case EIGRPPEERCOUNT: /* 3 */
+		/* The number of EIGRP adjacencies currently formed with
+		   peers reached through this interface */
+		if (eigrp) {
+			return SNMP_INTEGER(eigrp_neighbor_count(eigrp));
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPXMITRELIABLEQ: /* 4 */
+		/* The number of EIGRP packets currently waiting in the reliable
+		   transport transmission queue */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPXMITUNRELIABLEQ: /* 5 */
+		/* The number of EIGRP packets currently waiting in the
+		   unreliable
+		   transport transmission queue */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPMEANSRTT: /* 6 */
+		/* The average of all the computed smooth round trip time values
+		   for a packet to and from all peers established on this
+		   interface */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPPACINGRELIABLE: /* 7 */
+		/* The configured time interval between EIGRP packet
+		 * transmissions */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPPACINGUNRELIABLE: /* 8 */
+		/* The configured time interval between EIGRP packet
+		   transmissions
+		   on the interface when the unreliable transport method is used
+		   */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPMFLOWTIMER: /* 9 */
+		/* The configured multicast flow control timer value */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPPENDINGROUTES: /* 10 */
+		/* The number of queued EIGRP routing updates awaiting
+		 * transmission */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPHELLOINTERVAL: /* 11 */
+		/* The configured time interval between Hello packet
+		 * transmissions */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPXMITNEXTSERIAL: /* 12 */
+		/* The serial number of the next EIGRP packet that is to be
+		   queued
+		   for transmission */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPUMCASTS: /* 13 */
+		/* The total number of unreliable EIGRP multicast packets sent
+		   on this interface */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPRMCASTS: /* 14 */
+		/* The total number of reliable EIGRP multicast packets sent
+		   on this interface */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPUUCASTS: /* 15 */
+		/* The total number of unreliable EIGRP unicast packets sent
+		   on this interface */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPRUCASTS: /* 16 */
+		/* The total number of reliable EIGRP unicast packets sent
+		   on this interface */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPMCASTEXCEPTS: /* 17 */
+		/* The total number of EIGRP multicast exception transmissions
+		 */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPCRPKTS: /* 18 */
+		/* The total number EIGRP Conditional-Receive packets sent on
+		 * this interface */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPACKSSUPPRESSED: /* 19 */
+		/* The total number of individual EIGRP acknowledgement packets
+		   that have been
+		   suppressed and combined in an already enqueued outbound
+		   reliable packet on this interface */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPRETRANSSENT: /* 20 */
+		/* The total number EIGRP packet retransmissions sent on the
+		 * interface */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPOOSRCVD: /* 21 */
+		/* The total number of out-of-sequence EIGRP packets received */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPAUTHMODE: /* 22 */
+		/* The EIGRP authentication mode of the interface */
+		if (eigrp) {
+			return SNMP_INTEGER(1);
+		} else
+			return SNMP_INTEGER(0);
+	case EIGRPAUTHKEYCHAIN: /* 23 */
+		/* The name of the authentication key-chain configured
+		   on this interface. */
+		keylist = keychain_list_get();
+		for (ALL_LIST_ELEMENTS(keylist, node, nnode, keychain)) {
+			return (uint8_t *)keychain->name;
+		}
+		if (eigrp && keychain) {
+			*var_len = str_len(keychain->name);
+			return (uint8_t *)keychain->name;
+		} else
+			return (uint8_t *)"TEST";
+		break;
+	default:
+		return NULL;
+	}
+	return NULL;
+}
+
+/* Register EIGRP-MIB. */
+void eigrp_snmp_init()
+{
+	eigrp_snmp_iflist = list_new();
+	smux_init(eigrp_om->master);
+	REGISTER_MIB("ciscoEigrpMIB", eigrp_variables, variable, eigrp_oid);
+}
+#endif