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finalize the TARGET_FEC TLV with addition of the

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L2VPN_ENDPT (K. Kompella) and
  L2VPN_VCID (Martini) flavours of L2VPNs
This commit is contained in:
hannes 2004-06-12 08:54:57 +00:00
parent d44d003db5
commit 0e2f16cc7e
1 changed files with 71 additions and 9 deletions
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80
print-lspping.c
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@ -15,7 +15,7 @@
#ifndef lint
static const char rcsid[] _U_ =
"@(#) $Header: /tcpdump/master/tcpdump/print-lspping.c,v 1.4 2004-06-12 08:23:45 hannes Exp $";
"@(#) $Header: /tcpdump/master/tcpdump/print-lspping.c,v 1.5 2004-06-12 08:54:57 hannes Exp $";
#endif
#ifdef HAVE_CONFIG_H
@ -339,6 +339,45 @@ struct lspping_tlv_targetfec_subtlv_l3vpn_ipv6_t {
u_int8_t prefix_len;
};
/*
* 0 1 2 3
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Route Distinguisher |
* | (8 octets) |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Sender's CE ID | Receiver's CE ID |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Encapsulation Type | Must Be Zero |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* 0 1 2 3
*/
struct lspping_tlv_targetfec_subtlv_l2vpn_endpt_t {
u_int8_t rd [8];
u_int8_t sender_ce_id [2];
u_int8_t receiver_ce_id [2];
u_int8_t encapsulation;
};
/*
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Sender's PE Address |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Remote PE Address |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | VC ID |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* | Encapsulation Type | Must Be Zero |
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
struct lspping_tlv_targetfec_subtlv_l2vpn_vcid_t {
u_int8_t sender_pe_address [4];
u_int8_t remote_pe_address [4];
u_int8_t vc_id [4];
u_int8_t encapsulation;
};
void
lspping_print(register const u_char *pptr, register u_int len) {
@ -357,6 +396,8 @@ lspping_print(register const u_char *pptr, register u_int len) {
const struct lspping_tlv_targetfec_subtlv_rsvp_ipv6_t *lspping_tlv_targetfec_subtlv_rsvp_ipv6;
const struct lspping_tlv_targetfec_subtlv_l3vpn_ipv4_t *lspping_tlv_targetfec_subtlv_l3vpn_ipv4;
const struct lspping_tlv_targetfec_subtlv_l3vpn_ipv6_t *lspping_tlv_targetfec_subtlv_l3vpn_ipv6;
const struct lspping_tlv_targetfec_subtlv_l2vpn_endpt_t *lspping_tlv_targetfec_subtlv_l2vpn_endpt;
const struct lspping_tlv_targetfec_subtlv_l2vpn_vcid_t *lspping_tlv_targetfec_subtlv_l2vpn_vcid;
const struct lspping_tlv_targetfec_subtlv_bgp_ipv4_t *lspping_tlv_targetfec_subtlv_bgp_ipv4;
const struct lspping_tlv_targetfec_subtlv_bgp_ipv6_t *lspping_tlv_targetfec_subtlv_bgp_ipv6;
} subtlv_ptr;
@ -553,7 +594,7 @@ lspping_print(register const u_char *pptr, register u_int len) {
case LSPPING_TLV_TARGETFEC_SUBTLV_L3VPN_IPV4:
subtlv_ptr.lspping_tlv_targetfec_subtlv_l3vpn_ipv4 = \
(const struct lspping_tlv_targetfec_subtlv_l3vpn_ipv4_t *)subtlv_tptr;
printf("\n\t RD: %s :%s/%u",
printf("\n\t RD: %s, %s/%u",
bgp_vpn_rd_print(subtlv_ptr.lspping_tlv_targetfec_subtlv_l3vpn_ipv4->rd),
ipaddr_string(subtlv_ptr.lspping_tlv_targetfec_subtlv_l3vpn_ipv4->prefix),
subtlv_ptr.lspping_tlv_targetfec_subtlv_l3vpn_ipv4->prefix_len);
@ -563,21 +604,42 @@ lspping_print(register const u_char *pptr, register u_int len) {
case LSPPING_TLV_TARGETFEC_SUBTLV_L3VPN_IPV6:
subtlv_ptr.lspping_tlv_targetfec_subtlv_l3vpn_ipv6 = \
(const struct lspping_tlv_targetfec_subtlv_l3vpn_ipv6_t *)subtlv_tptr;
printf("\n\t RD: %s :%s/%u",
printf("\n\t RD: %s, %s/%u",
bgp_vpn_rd_print(subtlv_ptr.lspping_tlv_targetfec_subtlv_l3vpn_ipv6->rd),
ip6addr_string(subtlv_ptr.lspping_tlv_targetfec_subtlv_l3vpn_ipv6->prefix),
subtlv_ptr.lspping_tlv_targetfec_subtlv_l3vpn_ipv6->prefix_len);
break;
#endif
/*
* FIXME those are the defined subTLVs that lack a decoder
* you are welcome to contribute code ;-)
*/
case LSPPING_TLV_TARGETFEC_SUBTLV_L2VPN_ENDPT:
subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_endpt = \
(const struct lspping_tlv_targetfec_subtlv_l2vpn_endpt_t *)subtlv_tptr;
printf("\n\t RD: %s, Sender CE-ID: %u, Receiver CE-ID: %u" \
"\n\t Encapsulation Type: %s (%u)",
bgp_vpn_rd_print(subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_endpt->rd),
EXTRACT_16BITS(subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_endpt->sender_ce_id),
EXTRACT_16BITS(subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_endpt->receiver_ce_id),
tok2str(bgp_l2vpn_encaps_values,
"unknown",
subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_endpt->encapsulation),
subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_endpt->encapsulation);
break;
case LSPPING_TLV_TARGETFEC_SUBTLV_L2VPN_VCID:
subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_vcid = \
(const struct lspping_tlv_targetfec_subtlv_l2vpn_vcid_t *)subtlv_tptr;
printf("\n\t Sender PE: %s, Remote PE: %s" \
"\n\t VC-ID: 0x%08x, Encapsulation Type: %s (%u)",
ipaddr_string(subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_vcid->sender_pe_address),
ipaddr_string(subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_vcid->remote_pe_address),
EXTRACT_32BITS(subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_vcid->vc_id),
tok2str(bgp_l2vpn_encaps_values, /* FIXME are the L2 encaps codepoints of BGP == LDP ??? */
"unknown",
subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_endpt->encapsulation),
subtlv_ptr.lspping_tlv_targetfec_subtlv_l2vpn_endpt->encapsulation);
break;
default:
subtlv_hexdump=TRUE; /* unknown subTLV just hexdump it */