#ifndef lint
static const char rcsid[] _U_ =
- "@(#) $Header: /tcpdump/master/tcpdump/print-bgp.c,v 1.96 2005-05-18 19:58:36 hannes Exp $";
+ "@(#) $Header: /tcpdump/master/tcpdump/print-bgp.c,v 1.113 2007-06-21 06:06:29 hannes Exp $";
#endif
#include <tcpdump-stdinc.h>
#include "addrtoname.h"
#include "extract.h"
#include "bgp.h"
+#include "af.h"
#include "l2vpn.h"
struct bgp {
#define BGPTYPE_MP_REACH_NLRI 14 /* RFC2283 */
#define BGPTYPE_MP_UNREACH_NLRI 15 /* RFC2283 */
#define BGPTYPE_EXTD_COMMUNITIES 16 /* draft-ietf-idr-bgp-ext-communities */
+#define BGPTYPE_PMSI_TUNNEL 22 /* draft-ietf-l3vpn-2547bis-mcast-bgp-02.txt */
#define BGPTYPE_ATTR_SET 128 /* draft-marques-ppvpn-ibgp */
#define BGP_MP_NLRI_MINSIZE 3 /* End of RIB Marker detection */
{ BGPTYPE_MP_REACH_NLRI, "Multi-Protocol Reach NLRI"},
{ BGPTYPE_MP_UNREACH_NLRI, "Multi-Protocol Unreach NLRI"},
{ BGPTYPE_EXTD_COMMUNITIES, "Extended Community"},
+ { BGPTYPE_PMSI_TUNNEL, "PMSI Tunnel"},
{ BGPTYPE_ATTR_SET, "Attribute Set"},
{ 255, "Reserved for development"},
{ 0, NULL}
{ 4, "Unsupported Optional Parameter"},
{ 5, "Authentication Failure"},
{ 6, "Unacceptable Hold Time"},
+ { 7, "Capability Message Error"},
{ 0, NULL}
};
{ 0, NULL}
};
+#define BGP_PMSI_TUNNEL_RSVP_P2MP 1
+#define BGP_PMSI_TUNNEL_LDP_P2MP 2
+#define BGP_PMSI_TUNNEL_PIM_SSM 3
+#define BGP_PMSI_TUNNEL_PIM_SM 4
+#define BGP_PMSI_TUNNEL_PIM_BIDIR 5
+#define BGP_PMSI_TUNNEL_INGRESS 6
+#define BGP_PMSI_TUNNEL_LDP_MP2MP 7
+
+static struct tok bgp_pmsi_tunnel_values[] = {
+ { BGP_PMSI_TUNNEL_RSVP_P2MP, "RSVP-TE P2MP LSP"},
+ { BGP_PMSI_TUNNEL_LDP_P2MP, "LDP P2MP LSP"},
+ { BGP_PMSI_TUNNEL_PIM_SSM, "PIM-SSM Tree"},
+ { BGP_PMSI_TUNNEL_PIM_SM, "PIM-SM Tree"},
+ { BGP_PMSI_TUNNEL_PIM_BIDIR, "PIM-Bidir Tree"},
+ { BGP_PMSI_TUNNEL_INGRESS, "Ingress Replication"},
+ { BGP_PMSI_TUNNEL_LDP_MP2MP, "LDP MP2MP LSP"},
+ { 0, NULL}
+};
+
+static struct tok bgp_pmsi_flag_values[] = {
+ { 0x01, "Leaf Information required"},
+ { 0, NULL}
+};
+
+
/* Subsequent address family identifier, RFC2283 section 7 */
#define SAFNUM_RES 0
#define SAFNUM_UNICAST 1
#define SAFNUM_UNIMULTICAST 3
/* labeled BGP RFC3107 */
#define SAFNUM_LABUNICAST 4
+/* draft-ietf-l3vpn-2547bis-mcast-bgp-02.txt */
+#define SAFNUM_MULTICAST_VPN 5
#define SAFNUM_TUNNEL 64 /* XXX */
#define SAFNUM_VPLS 65 /* XXX */
#define SAFNUM_MDT 66 /* XXX */
{ SAFNUM_VPNUNICAST, "labeled VPN Unicast"},
{ SAFNUM_VPNMULTICAST, "labeled VPN Multicast"},
{ SAFNUM_VPNUNIMULTICAST, "labeled VPN Unicast+Multicast"},
- { SAFNUM_RT_ROUTING_INFO, "Route Target Routing Information"}, /* draft-marques-ppvpn-rt-constrain-01.txt */
+ { SAFNUM_RT_ROUTING_INFO, "Route Target Routing Information"},
+ { SAFNUM_MULTICAST_VPN, "Multicast VPN"},
{ 0, NULL }
};
#define BGP_COMMUNITY_NO_ADVERT 0xffffff02
#define BGP_COMMUNITY_NO_EXPORT_SUBCONFED 0xffffff03
-/* RFC1700 address family numbers */
-#define AFNUM_INET 1
-#define AFNUM_INET6 2
-#define AFNUM_NSAP 3
-#define AFNUM_HDLC 4
-#define AFNUM_BBN1822 5
-#define AFNUM_802 6
-#define AFNUM_E163 7
-#define AFNUM_E164 8
-#define AFNUM_F69 9
-#define AFNUM_X121 10
-#define AFNUM_IPX 11
-#define AFNUM_ATALK 12
-#define AFNUM_DECNET 13
-#define AFNUM_BANYAN 14
-#define AFNUM_E164NSAP 15
-/* draft-kompella-ppvpn-l2vpn */
-#define AFNUM_L2VPN 196 /* still to be approved by IANA */
-
-static struct tok bgp_afi_values[] = {
- { 0, "Reserved"},
- { AFNUM_INET, "IPv4"},
- { AFNUM_INET6, "IPv6"},
- { AFNUM_NSAP, "NSAP"},
- { AFNUM_HDLC, "HDLC"},
- { AFNUM_BBN1822, "BBN 1822"},
- { AFNUM_802, "802"},
- { AFNUM_E163, "E.163"},
- { AFNUM_E164, "E.164"},
- { AFNUM_F69, "F.69"},
- { AFNUM_X121, "X.121"},
- { AFNUM_IPX, "Novell IPX"},
- { AFNUM_ATALK, "Appletalk"},
- { AFNUM_DECNET, "Decnet IV"},
- { AFNUM_BANYAN, "Banyan Vines"},
- { AFNUM_E164NSAP, "E.164 with NSAP subaddress"},
- { AFNUM_L2VPN, "Layer-2 VPN"},
- { 0, NULL},
-};
-
/* Extended community type - draft-ietf-idr-bgp-ext-communities-05 */
#define BGP_EXT_COM_RT_0 0x0002 /* Route Target,Format AS(2bytes):AN(4bytes) */
#define BGP_EXT_COM_RT_1 0x0102 /* Route Target,Format IP address:AN(2bytes) */
#define BGP_EXT_COM_RO_2 0x0203 /* Route Origin,Format AN(4bytes):local(2bytes) */
#define BGP_EXT_COM_LINKBAND 0x4004 /* Link Bandwidth,Format AS(2B):Bandwidth(4B) */
/* rfc2547 bgp-mpls-vpns */
-#define BGP_EXT_COM_CISCO_MCAST 0x0009 /* cisco proprietary */
-
#define BGP_EXT_COM_VPN_ORIGIN 0x0005 /* OSPF Domain ID / VPN of Origin - draft-rosen-vpns-ospf-bgp-mpls */
#define BGP_EXT_COM_VPN_ORIGIN2 0x0105 /* duplicate - keep for backwards compatability */
#define BGP_EXT_COM_VPN_ORIGIN3 0x0205 /* duplicate - keep for backwards compatability */
#define BGP_EXT_COM_L2INFO 0x800a /* draft-kompella-ppvpn-l2vpn */
+#define BGP_EXT_COM_SOURCE_AS 0x0009 /* draft-ietf-l3vpn-2547bis-mcast-bgp-02.txt */
+#define BGP_EXT_COM_VRF_RT_IMP 0x010a /* draft-ietf-l3vpn-2547bis-mcast-bgp-02.txt */
+
+/* http://www.cisco.com/en/US/tech/tk436/tk428/technologies_tech_note09186a00801eb09a.shtml */
+#define BGP_EXT_COM_EIGRP_GEN 0x8800
+#define BGP_EXT_COM_EIGRP_METRIC_AS_DELAY 0x8801
+#define BGP_EXT_COM_EIGRP_METRIC_REL_NH_BW 0x8802
+#define BGP_EXT_COM_EIGRP_METRIC_LOAD_MTU 0x8803
+#define BGP_EXT_COM_EIGRP_EXT_REMAS_REMID 0x8804
+#define BGP_EXT_COM_EIGRP_EXT_REMPROTO_REMMETRIC 0x8805
+
static struct tok bgp_extd_comm_flag_values[] = {
{ 0x8000, "vendor-specific"},
{ 0x4000, "non-transitive"},
{ BGP_EXT_COM_RO_1, "origin"},
{ BGP_EXT_COM_RO_2, "origin"},
{ BGP_EXT_COM_LINKBAND, "link-BW"},
- { BGP_EXT_COM_CISCO_MCAST, "mdt-group"},
{ BGP_EXT_COM_VPN_ORIGIN, "ospf-domain"},
{ BGP_EXT_COM_VPN_ORIGIN2, "ospf-domain"},
{ BGP_EXT_COM_VPN_ORIGIN3, "ospf-domain"},
{ BGP_EXT_COM_OSPF_RID, "ospf-router-id"},
{ BGP_EXT_COM_OSPF_RID2, "ospf-router-id"},
{ BGP_EXT_COM_L2INFO, "layer2-info"},
+ { BGP_EXT_COM_EIGRP_GEN , "eigrp-general-route (flag, tag)" },
+ { BGP_EXT_COM_EIGRP_METRIC_AS_DELAY , "eigrp-route-metric (AS, delay)" },
+ { BGP_EXT_COM_EIGRP_METRIC_REL_NH_BW , "eigrp-route-metric (reliability, nexthop, bandwidth)" },
+ { BGP_EXT_COM_EIGRP_METRIC_LOAD_MTU , "eigrp-route-metric (load, MTU)" },
+ { BGP_EXT_COM_EIGRP_EXT_REMAS_REMID , "eigrp-external-route (remote-AS, remote-ID)" },
+ { BGP_EXT_COM_EIGRP_EXT_REMPROTO_REMMETRIC , "eigrp-external-route (remote-proto, remote-metric)" },
+ { BGP_EXT_COM_SOURCE_AS, "source-AS" },
+ { BGP_EXT_COM_VRF_RT_IMP, "vrf-route-import"},
{ 0, NULL},
};
stacked labels in a a single BGP message
*/
+ if (24 > plen)
+ return -1;
+
plen-=24; /* adjust prefixlen - labellength */
if (32 < plen)
return -2;
}
+/*
+ * bgp_vpn_ip_print
+ *
+ * print an ipv4 or ipv6 address into a buffer dependend on address length.
+ */
+static char *
+bgp_vpn_ip_print (const u_char *pptr, u_int addr_length) {
+
+ /* worst case string is s fully formatted v6 address */
+ static char addr[sizeof("1234:5678:89ab:cdef:1234:5678:89ab:cdef")];
+ char *pos = addr;
+
+ switch(addr_length) {
+ case (sizeof(struct in_addr) << 3): /* 32 */
+ TCHECK2(pptr[0], sizeof(struct in_addr));
+ snprintf(pos, sizeof(addr), "%s", ipaddr_string(pptr));
+ break;
+ case (sizeof(struct in6_addr) << 3): /* 128 */
+ TCHECK2(pptr[0], sizeof(struct in6_addr));
+ snprintf(pos, sizeof(addr), "%s", ip6addr_string(pptr));
+ break;
+ default:
+ snprintf(pos, sizeof(addr), "bogus address length %u", addr_length);
+ break;
+ }
+ pos += strlen(pos);
+
+trunc:
+ *(pos) = '\0';
+ return (addr);
+}
+
+/*
+ * bgp_vpn_sg_print
+ *
+ * print an multicast s,g entry into a buffer.
+ * the s,g entry is encoded like this.
+ *
+ * +-----------------------------------+
+ * | Multicast Source Length (1 octet) |
+ * +-----------------------------------+
+ * | Multicast Source (Variable) |
+ * +-----------------------------------+
+ * | Multicast Group Length (1 octet) |
+ * +-----------------------------------+
+ * | Multicast Group (Variable) |
+ * +-----------------------------------+
+ *
+ * return the number of bytes read from the wire.
+ */
+static int
+bgp_vpn_sg_print (const u_char *pptr, char *buf, u_int buflen) {
+
+ u_int8_t addr_length;
+ u_int total_length, offset;
+
+ total_length = 0;
+
+ /* Source address length, encoded in bits */
+ TCHECK2(pptr[0], 1);
+ addr_length = *pptr++;
+
+ /* Source address */
+ TCHECK2(pptr[0], (addr_length >> 3));
+ total_length += (addr_length >> 3) + 1;
+ offset = strlen(buf);
+ if (addr_length) {
+ snprintf(buf + offset, buflen - offset, ", Source %s",
+ bgp_vpn_ip_print(pptr, addr_length));
+ pptr += (addr_length >> 3);
+ }
+
+ /* Group address length, encoded in bits */
+ TCHECK2(pptr[0], 1);
+ addr_length = *pptr++;
+
+ /* Group address */
+ TCHECK2(pptr[0], (addr_length >> 3));
+ total_length += (addr_length >> 3) + 1;
+ offset = strlen(buf);
+ if (addr_length) {
+ snprintf(buf + offset, buflen - offset, ", Group %s",
+ bgp_vpn_ip_print(pptr, addr_length));
+ pptr += (addr_length >> 3);
+ }
+
+trunc:
+ return (total_length);
+}
+
+
/* RDs and RTs share the same semantics
* we use bgp_vpn_rd_print for
* printing route targets inside a NLRI */
TCHECK(pptr[0]);
plen = pptr[0]; /* get prefix length */
+ if (0 == plen)
+ return 1; /* default route target */
+
+ if (32 > plen)
+ return -1;
+
plen-=32; /* adjust prefix length */
- if (0 < plen)
+ if (64 < plen)
return -1;
memset(&route_target, 0, sizeof(route_target));
TCHECK(pptr[0]);
plen = pptr[0]; /* get prefix length */
+ if ((24+64) > plen)
+ return -1;
+
plen-=(24+64); /* adjust prefixlen - labellength - RD len*/
if (32 < plen)
return -2;
}
+#define BGP_MULTICAST_VPN_ROUTE_TYPE_INTRA_AS_I_PMSI 1
+#define BGP_MULTICAST_VPN_ROUTE_TYPE_INTER_AS_I_PMSI 2
+#define BGP_MULTICAST_VPN_ROUTE_TYPE_S_PMSI 3
+#define BGP_MULTICAST_VPN_ROUTE_TYPE_INTRA_AS_SEG_LEAF 4
+#define BGP_MULTICAST_VPN_ROUTE_TYPE_SOURCE_ACTIVE 5
+#define BGP_MULTICAST_VPN_ROUTE_TYPE_SHARED_TREE_JOIN 6
+#define BGP_MULTICAST_VPN_ROUTE_TYPE_SOURCE_TREE_JOIN 7
+
+static struct tok bgp_multicast_vpn_route_type_values[] = {
+ { BGP_MULTICAST_VPN_ROUTE_TYPE_INTRA_AS_I_PMSI, "Intra-AS I-PMSI"},
+ { BGP_MULTICAST_VPN_ROUTE_TYPE_INTER_AS_I_PMSI, "Inter-AS I-PMSI"},
+ { BGP_MULTICAST_VPN_ROUTE_TYPE_S_PMSI, "S-PMSI"},
+ { BGP_MULTICAST_VPN_ROUTE_TYPE_INTRA_AS_SEG_LEAF, "Intra-AS Segment-Leaf"},
+ { BGP_MULTICAST_VPN_ROUTE_TYPE_SOURCE_ACTIVE, "Source-Active"},
+ { BGP_MULTICAST_VPN_ROUTE_TYPE_SHARED_TREE_JOIN, "Shared Tree Join"},
+ { BGP_MULTICAST_VPN_ROUTE_TYPE_SOURCE_TREE_JOIN, "Source Tree Join"},
+};
+
+static int
+decode_multicast_vpn(const u_char *pptr, char *buf, u_int buflen)
+{
+ u_int8_t route_type, route_length, addr_length, sg_length;
+ u_int offset;
+
+ TCHECK2(pptr[0], 2);
+ route_type = *pptr++;
+ route_length = *pptr++;
+
+ snprintf(buf, buflen, "Route-Type: %s (%u), length: %u",
+ tok2str(bgp_multicast_vpn_route_type_values,
+ "Unknown", route_type),
+ route_type, route_length);
+
+ switch(route_type) {
+ case BGP_MULTICAST_VPN_ROUTE_TYPE_INTRA_AS_I_PMSI:
+ TCHECK2(pptr[0], BGP_VPN_RD_LEN);
+ offset = strlen(buf);
+ snprintf(buf + offset, buflen - offset, ", RD: %s, Originator %s",
+ bgp_vpn_rd_print(pptr),
+ bgp_vpn_ip_print(pptr + BGP_VPN_RD_LEN,
+ (route_length - BGP_VPN_RD_LEN) << 3));
+ break;
+ case BGP_MULTICAST_VPN_ROUTE_TYPE_INTER_AS_I_PMSI:
+ TCHECK2(pptr[0], BGP_VPN_RD_LEN + 4);
+ offset = strlen(buf);
+ snprintf(buf + offset, buflen - offset, ", RD: %s, Source-AS %u",
+ bgp_vpn_rd_print(pptr),
+ EXTRACT_32BITS(pptr + BGP_VPN_RD_LEN));
+ break;
+
+ case BGP_MULTICAST_VPN_ROUTE_TYPE_S_PMSI:
+ TCHECK2(pptr[0], BGP_VPN_RD_LEN);
+ offset = strlen(buf);
+ snprintf(buf + offset, buflen - offset, ", RD: %s",
+ bgp_vpn_rd_print(pptr));
+ pptr += BGP_VPN_RD_LEN;
+
+ sg_length = bgp_vpn_sg_print(pptr, buf, buflen);
+ addr_length = route_length - sg_length;
+
+ TCHECK2(pptr[0], addr_length);
+ offset = strlen(buf);
+ snprintf(buf + offset, buflen - offset, ", Originator %s",
+ bgp_vpn_ip_print(pptr, addr_length << 3));
+ break;
+
+ case BGP_MULTICAST_VPN_ROUTE_TYPE_SOURCE_ACTIVE:
+ TCHECK2(pptr[0], BGP_VPN_RD_LEN);
+ offset = strlen(buf);
+ snprintf(buf + offset, buflen - offset, ", RD: %s",
+ bgp_vpn_rd_print(pptr));
+ pptr += BGP_VPN_RD_LEN;
+
+ bgp_vpn_sg_print(pptr, buf, buflen);
+ break;
+
+ case BGP_MULTICAST_VPN_ROUTE_TYPE_SHARED_TREE_JOIN: /* fall through */
+ case BGP_MULTICAST_VPN_ROUTE_TYPE_SOURCE_TREE_JOIN:
+ TCHECK2(pptr[0], BGP_VPN_RD_LEN);
+ offset = strlen(buf);
+ snprintf(buf + offset, buflen - offset, ", RD: %s, Source-AS %u",
+ bgp_vpn_rd_print(pptr),
+ EXTRACT_32BITS(pptr + BGP_VPN_RD_LEN));
+ pptr += BGP_VPN_RD_LEN;
+
+ bgp_vpn_sg_print(pptr, buf, buflen);
+ break;
+
+ /*
+ * no per route-type printing yet.
+ */
+ case BGP_MULTICAST_VPN_ROUTE_TYPE_INTRA_AS_SEG_LEAF:
+ default:
+ break;
+ }
+
+ return route_length + 2;
+
+trunc:
+ return -2;
+}
+
static int
decode_labeled_vpn_l2(const u_char *pptr, char *buf, u_int buflen)
{
TCHECK(pptr[0]);
plen = pptr[0]; /* get prefix length */
+
+ if (24 > plen)
+ return -1;
+
plen-=24; /* adjust prefixlen - labellength */
if (128 < plen)
TCHECK(pptr[0]);
plen = pptr[0]; /* get prefix length */
+ if ((24+64) > plen)
+ return -1;
+
plen-=(24+64); /* adjust prefixlen - labellength - RD len*/
if (128 < plen)
((0xff00 >> (plen % 8)) & 0xff);
}
snprintf(buf, buflen, "%s/%d",
- isonsap_string(addr,(plen + 7) / 8 - 1),
+ isonsap_string(addr,(plen + 7) / 8),
plen);
return 1 + (plen + 7) / 8;
TCHECK(pptr[0]);
plen = pptr[0]; /* get prefix length */
+ if ((24+64) > plen)
+ return -1;
+
plen-=(24+64); /* adjust prefixlen - labellength - RD len*/
if (152 < plen)
/* the label may get offsetted by 4 bits so lets shift it right */
snprintf(buf, buflen, "RD: %s, %s/%d, label:%u %s",
bgp_vpn_rd_print(pptr+4),
- isonsap_string(addr,(plen + 7) / 8 - 1),
+ isonsap_string(addr,(plen + 7) / 8),
plen,
EXTRACT_24BITS(pptr+1)>>4,
((pptr[3]&1)==0) ? "(BOGUS: Bottom of Stack NOT set!)" : "(bottom)" );
{
int i;
u_int16_t af;
- u_int8_t safi, snpa;
+ u_int8_t safi, snpa, nhlen;
union { /* copy buffer for bandwidth values */
float f;
u_int32_t i;
safi = tptr[2];
printf("\n\t AFI: %s (%u), %sSAFI: %s (%u)",
- tok2strbuf(bgp_afi_values, "Unknown AFI", af,
+ tok2strbuf(af_values, "Unknown AFI", af,
tokbuf, sizeof(tokbuf)),
af,
(safi>128) ? "vendor specific " : "", /* 128 is meanwhile wellknown */
case (AFNUM_INET<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_INET<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_INET<<8 | SAFNUM_VPNUNIMULTICAST):
+ case (AFNUM_INET<<8 | SAFNUM_MULTICAST_VPN):
#ifdef INET6
case (AFNUM_INET6<<8 | SAFNUM_UNICAST):
case (AFNUM_INET6<<8 | SAFNUM_MULTICAST):
case (AFNUM_INET6<<8 | SAFNUM_UNIMULTICAST):
case (AFNUM_INET6<<8 | SAFNUM_LABUNICAST):
- case (AFNUM_INET6<<8 | SAFNUM_RT_ROUTING_INFO):
case (AFNUM_INET6<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_INET6<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_INET6<<8 | SAFNUM_VPNUNIMULTICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNIMULTICAST):
+ case (AFNUM_VPLS<<8 | SAFNUM_VPLS):
break;
default:
TCHECK2(tptr[0], tlen);
tptr +=3;
TCHECK(tptr[0]);
- tlen = tptr[0];
+ nhlen = tptr[0];
+ tlen = nhlen;
tptr++;
if (tlen) {
case (AFNUM_INET<<8 | SAFNUM_UNIMULTICAST):
case (AFNUM_INET<<8 | SAFNUM_LABUNICAST):
case (AFNUM_INET<<8 | SAFNUM_RT_ROUTING_INFO):
+ case (AFNUM_INET<<8 | SAFNUM_MULTICAST_VPN):
if (tlen < (int)sizeof(struct in_addr)) {
printf("invalid len");
tlen = 0;
case (AFNUM_INET6<<8 | SAFNUM_MULTICAST):
case (AFNUM_INET6<<8 | SAFNUM_UNIMULTICAST):
case (AFNUM_INET6<<8 | SAFNUM_LABUNICAST):
- case (AFNUM_INET6<<8 | SAFNUM_RT_ROUTING_INFO):
if (tlen < (int)sizeof(struct in6_addr)) {
printf("invalid len");
tlen = 0;
}
break;
#endif
+ case (AFNUM_VPLS<<8 | SAFNUM_VPLS):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNIMULTICAST):
}
}
}
+ printf(", nh-length: %u", nhlen);
tptr += tlen;
TCHECK(tptr[0]);
else
printf("\n\t %s", buf);
break;
+ case (AFNUM_INET<<8 | SAFNUM_MULTICAST_VPN): /* fall through */
+ case (AFNUM_INET6<<8 | SAFNUM_MULTICAST_VPN):
+ advance = decode_multicast_vpn(tptr, buf, sizeof(buf));
+ if (advance == -1)
+ printf("\n\t (illegal prefix length)");
+ else if (advance == -2)
+ goto trunc;
+ else
+ printf("\n\t %s", buf);
+ break;
#ifdef INET6
case (AFNUM_INET6<<8 | SAFNUM_UNICAST):
case (AFNUM_INET6<<8 | SAFNUM_MULTICAST):
else
printf("\n\t %s", buf);
break;
- case (AFNUM_INET6<<8 | SAFNUM_RT_ROUTING_INFO):
- advance = decode_rt_routing_info(tptr, buf, sizeof(buf));
- if (advance == -1)
- printf("\n\t (illegal prefix length)");
- else if (advance == -2)
- goto trunc;
- else
- printf("\n\t %s", buf);
- break;
#endif
+ case (AFNUM_VPLS<<8 | SAFNUM_VPLS):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNIMULTICAST):
safi = tptr[2];
printf("\n\t AFI: %s (%u), %sSAFI: %s (%u)",
- tok2strbuf(bgp_afi_values, "Unknown AFI", af,
+ tok2strbuf(af_values, "Unknown AFI", af,
tokbuf, sizeof(tokbuf)),
af,
(safi>128) ? "vendor specific " : "", /* 128 is meanwhile wellknown */
printf("\n\t %s", buf);
break;
#endif
+ case (AFNUM_VPLS<<8 | SAFNUM_VPLS):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNMULTICAST):
case (AFNUM_L2VPN<<8 | SAFNUM_VPNUNIMULTICAST):
else
printf("\n\t %s", buf);
break;
+ case (AFNUM_INET<<8 | SAFNUM_MULTICAST_VPN): /* fall through */
+ case (AFNUM_INET6<<8 | SAFNUM_MULTICAST_VPN):
+ advance = decode_multicast_vpn(tptr, buf, sizeof(buf));
+ if (advance == -1)
+ printf("\n\t (illegal prefix length)");
+ else if (advance == -2)
+ goto trunc;
+ else
+ printf("\n\t %s", buf);
+ break;
default:
TCHECK2(*(tptr-3),tlen);
printf("no AFI %u / SAFI %u decoder",af,safi);
break;
case BGP_EXT_COM_RT_1:
case BGP_EXT_COM_RO_1:
+ case BGP_EXT_COM_VRF_RT_IMP:
printf(": %s:%u",
getname(tptr+2),
EXTRACT_16BITS(tptr+6));
printf(": bandwidth: %.3f Mbps",
bw.f*8/1000000);
break;
- case BGP_EXT_COM_CISCO_MCAST:
- printf(": AS %u, group %s",
- EXTRACT_16BITS(tptr+2),
- getname(tptr+4));
- break;
case BGP_EXT_COM_VPN_ORIGIN:
case BGP_EXT_COM_VPN_ORIGIN2:
case BGP_EXT_COM_VPN_ORIGIN3:
*(tptr+6),
tokbuf, sizeof(tokbuf)),
(*(tptr+7) & BGP_OSPF_RTYPE_METRIC_TYPE) ? "E2" : "",
- (*(tptr+6) == (BGP_OSPF_RTYPE_EXT ||BGP_OSPF_RTYPE_NSSA )) ? "E1" : "");
+ ((*(tptr+6) == BGP_OSPF_RTYPE_EXT) || (*(tptr+6) == BGP_OSPF_RTYPE_NSSA)) ? "E1" : "");
break;
case BGP_EXT_COM_L2INFO:
printf(": %s Control Flags [0x%02x]:MTU %u",
*(tptr+3),
EXTRACT_16BITS(tptr+4));
break;
+ case BGP_EXT_COM_SOURCE_AS:
+ printf(": AS %u", EXTRACT_16BITS(tptr+2));
+ break;
default:
TCHECK2(*tptr,8);
print_unknown_data(tptr,"\n\t ",8);
}
break;
+ case BGPTYPE_PMSI_TUNNEL:
+ {
+ u_int8_t tunnel_type, flags;
+
+ tunnel_type = *(tptr+1);
+ flags = *tptr;
+ tlen = len;
+
+ TCHECK2(tptr[0], 5);
+ printf("\n\t Tunnel-type %s (%u), Flags [%s], MPLS Label %u",
+ tok2str(bgp_pmsi_tunnel_values, "Unknown", tunnel_type),
+ tunnel_type,
+ bittok2str(bgp_pmsi_flag_values, "none", flags),
+ EXTRACT_24BITS(tptr+2)>>4);
+
+ tptr +=5;
+ tlen -= 5;
+
+ switch (tunnel_type) {
+ case BGP_PMSI_TUNNEL_PIM_SM: /* fall through */
+ case BGP_PMSI_TUNNEL_PIM_BIDIR:
+ TCHECK2(tptr[0], 8);
+ printf("\n\t Sender %s, P-Group %s",
+ ipaddr_string(tptr),
+ ipaddr_string(tptr+4));
+ break;
+
+ case BGP_PMSI_TUNNEL_PIM_SSM:
+ TCHECK2(tptr[0], 8);
+ printf("\n\t Root-Node %s, P-Group %s",
+ ipaddr_string(tptr),
+ ipaddr_string(tptr+4));
+ break;
+ case BGP_PMSI_TUNNEL_INGRESS:
+ TCHECK2(tptr[0], 4);
+ printf("\n\t Tunnel-Endpoint %s",
+ ipaddr_string(tptr));
+ break;
+ case BGP_PMSI_TUNNEL_LDP_P2MP: /* fall through */
+ case BGP_PMSI_TUNNEL_LDP_MP2MP:
+ TCHECK2(tptr[0], 8);
+ printf("\n\t Root-Node %s, LSP-ID 0x%08x",
+ ipaddr_string(tptr),
+ EXTRACT_32BITS(tptr+4));
+ break;
+ case BGP_PMSI_TUNNEL_RSVP_P2MP:
+ TCHECK2(tptr[0], 8);
+ printf("\n\t Extended-Tunnel-ID %s, P2MP-ID 0x%08x",
+ ipaddr_string(tptr),
+ EXTRACT_32BITS(tptr+4));
+ break;
+ default:
+ if (vflag <= 1) {
+ print_unknown_data(tptr,"\n\t ",tlen);
+ }
+ }
+ break;
+ }
case BGPTYPE_ATTR_SET:
TCHECK2(tptr[0], 4);
printf("\n\t Origin AS: %u", EXTRACT_32BITS(tptr));
switch(cap_type) {
case BGP_CAPCODE_MP:
printf("\n\t\tAFI %s (%u), SAFI %s (%u)",
- tok2strbuf(bgp_afi_values, "Unknown",
+ tok2strbuf(af_values, "Unknown",
EXTRACT_16BITS(opt+i+BGP_OPT_SIZE+2),
tokbuf, sizeof(tokbuf)),
EXTRACT_16BITS(opt+i+BGP_OPT_SIZE+2),
cap_offset=4;
while(tcap_len>=4) {
printf("\n\t\t AFI %s (%u), SAFI %s (%u), Forwarding state preserved: %s",
- tok2strbuf(bgp_afi_values,"Unknown",
+ tok2strbuf(af_values,"Unknown",
EXTRACT_16BITS(opt+i+BGP_OPT_SIZE+cap_offset),
tokbuf, sizeof(tokbuf)),
EXTRACT_16BITS(opt+i+BGP_OPT_SIZE+cap_offset),
tptr = dat + BGP_NOTIFICATION_SIZE;
TCHECK2(*tptr, 7);
printf(", AFI %s (%u), SAFI %s (%u), Max Prefixes: %u",
- tok2strbuf(bgp_afi_values, "Unknown",
+ tok2strbuf(af_values, "Unknown",
EXTRACT_16BITS(tptr), tokbuf, sizeof(tokbuf)),
EXTRACT_16BITS(tptr),
tok2strbuf(bgp_safi_values, "Unknown", *(tptr+2),
bgp_route_refresh_header = (const struct bgp_route_refresh *)pptr;
printf("\n\t AFI %s (%u), SAFI %s (%u)",
- tok2strbuf(bgp_afi_values,"Unknown",
+ tok2strbuf(af_values,"Unknown",
/* this stinks but the compiler pads the structure
* weird */
EXTRACT_16BITS(&bgp_route_refresh_header->afi),
projects / tcpdump / blobdiff