#ifndef lint
static const char rcsid[] _U_ =
- "@(#) $Header: /tcpdump/master/tcpdump/print-ospf.c,v 1.59 2005-08-23 11:07:34 hannes Exp $ (LBL)";
+ "@(#) $Header: /tcpdump/master/tcpdump/print-ospf.c,v 1.60 2006-09-05 15:46:42 hannes Exp $ (LBL)";
#endif
#ifdef HAVE_CONFIG_H
{ 0, NULL }
};
-static char tstr[] = " [|ospf]";
+static char tstr[] = " [|ospf2]";
#ifdef WIN32
#define inline __inline
static const u_char *ospf_print_lsa(const struct lsa *);
static int ospf_decode_v2(const struct ospfhdr *, const u_char *);
+int
+ospf_print_grace_lsa (u_int8_t *tptr, u_int ls_length) {
+
+ u_int tlv_type, tlv_length;
+
+
+ while (ls_length > 0) {
+ TCHECK2(*tptr, 4);
+ if (ls_length < 4) {
+ printf("\n\t Remaining LS length %u < 4", ls_length);
+ return -1;
+ }
+ tlv_type = EXTRACT_16BITS(tptr);
+ tlv_length = EXTRACT_16BITS(tptr+2);
+ tptr+=4;
+ ls_length-=4;
+
+ printf("\n\t %s TLV (%u), length %u, value: ",
+ tok2str(lsa_opaque_grace_tlv_values,"unknown",tlv_type),
+ tlv_type,
+ tlv_length);
+
+ if (tlv_length > ls_length) {
+ printf("\n\t Bogus length %u > %u", tlv_length,
+ ls_length);
+ return -1;
+ }
+
+ /* Infinite loop protection. */
+ if (tlv_type == 0 || tlv_length ==0) {
+ return -1;
+ }
+
+ TCHECK2(*tptr, tlv_length);
+ switch(tlv_type) {
+
+ case LS_OPAQUE_GRACE_TLV_PERIOD:
+ if (tlv_length != 4) {
+ printf("\n\t Bogus length %u != 4", tlv_length);
+ return -1;
+ }
+ printf("%us",EXTRACT_32BITS(tptr));
+ break;
+
+ case LS_OPAQUE_GRACE_TLV_REASON:
+ if (tlv_length != 1) {
+ printf("\n\t Bogus length %u != 1", tlv_length);
+ return -1;
+ }
+ printf("%s (%u)",
+ tok2str(lsa_opaque_grace_tlv_reason_values, "Unknown", *tptr),
+ *tptr);
+ break;
+
+ case LS_OPAQUE_GRACE_TLV_INT_ADDRESS:
+ if (tlv_length != 4) {
+ printf("\n\t Bogus length %u != 4", tlv_length);
+ return -1;
+ }
+ printf("%s", ipaddr_string(tptr));
+ break;
+
+ default:
+ if (vflag <= 1) {
+ if(!print_unknown_data(tptr,"\n\t ",tlv_length))
+ return -1;
+ }
+ break;
+
+ }
+ /* in OSPF everything has to be 32-bit aligned, including TLVs */
+ if (tlv_length%4 != 0)
+ tlv_length+=4-(tlv_length%4);
+ ls_length-=tlv_length;
+ tptr+=tlv_length;
+ }
+
+ return 0;
+trunc:
+ return -1;
+}
+
+int
+ospf_print_te_lsa (u_int8_t *tptr, u_int ls_length) {
+
+ u_int tlv_type, tlv_length, subtlv_type, subtlv_length;
+ u_int priority_level, te_class, count_srlg;
+ union { /* int to float conversion buffer for several subTLVs */
+ float f;
+ u_int32_t i;
+ } bw;
+
+ while (ls_length != 0) {
+ TCHECK2(*tptr, 4);
+ if (ls_length < 4) {
+ printf("\n\t Remaining LS length %u < 4", ls_length);
+ return -1;
+ }
+ tlv_type = EXTRACT_16BITS(tptr);
+ tlv_length = EXTRACT_16BITS(tptr+2);
+ tptr+=4;
+ ls_length-=4;
+
+ printf("\n\t %s TLV (%u), length: %u",
+ tok2str(lsa_opaque_te_tlv_values,"unknown",tlv_type),
+ tlv_type,
+ tlv_length);
+
+ if (tlv_length > ls_length) {
+ printf("\n\t Bogus length %u > %u", tlv_length,
+ ls_length);
+ return -1;
+ }
+
+ /* Infinite loop protection. */
+ if (tlv_type == 0 || tlv_length ==0) {
+ return -1;
+ }
+
+ switch(tlv_type) {
+ case LS_OPAQUE_TE_TLV_LINK:
+ while (tlv_length >= sizeof(subtlv_type) + sizeof(subtlv_length)) {
+ if (tlv_length < 4) {
+ printf("\n\t Remaining TLV length %u < 4",
+ tlv_length);
+ return -1;
+ }
+ TCHECK2(*tptr, 4);
+ subtlv_type = EXTRACT_16BITS(tptr);
+ subtlv_length = EXTRACT_16BITS(tptr+2);
+ tptr+=4;
+ tlv_length-=4;
+
+ printf("\n\t %s subTLV (%u), length: %u",
+ tok2str(lsa_opaque_te_link_tlv_subtlv_values,"unknown",subtlv_type),
+ subtlv_type,
+ subtlv_length);
+
+ TCHECK2(*tptr, subtlv_length);
+ switch(subtlv_type) {
+ case LS_OPAQUE_TE_LINK_SUBTLV_ADMIN_GROUP:
+ printf(", 0x%08x", EXTRACT_32BITS(tptr));
+ break;
+ case LS_OPAQUE_TE_LINK_SUBTLV_LINK_ID:
+ case LS_OPAQUE_TE_LINK_SUBTLV_LINK_LOCAL_REMOTE_ID:
+ printf(", %s (0x%08x)",
+ ipaddr_string(tptr),
+ EXTRACT_32BITS(tptr));
+ if (subtlv_length == 8) /* rfc4203 */
+ printf(", %s (0x%08x)",
+ ipaddr_string(tptr+4),
+ EXTRACT_32BITS(tptr+4));
+ break;
+ case LS_OPAQUE_TE_LINK_SUBTLV_LOCAL_IP:
+ case LS_OPAQUE_TE_LINK_SUBTLV_REMOTE_IP:
+ printf(", %s", ipaddr_string(tptr));
+ break;
+ case LS_OPAQUE_TE_LINK_SUBTLV_MAX_BW:
+ case LS_OPAQUE_TE_LINK_SUBTLV_MAX_RES_BW:
+ bw.i = EXTRACT_32BITS(tptr);
+ printf(", %.3f Mbps", bw.f*8/1000000 );
+ break;
+ case LS_OPAQUE_TE_LINK_SUBTLV_UNRES_BW:
+ for (te_class = 0; te_class < 8; te_class++) {
+ bw.i = EXTRACT_32BITS(tptr+te_class*4);
+ printf("\n\t\tTE-Class %u: %.3f Mbps",
+ te_class,
+ bw.f*8/1000000 );
+ }
+ break;
+ case LS_OPAQUE_TE_LINK_SUBTLV_BW_CONSTRAINTS:
+ printf("\n\t\tBandwidth Constraints Model ID: %s (%u)",
+ tok2str(diffserv_te_bc_values, "unknown", *tptr),
+ *tptr);
+ /* decode BCs until the subTLV ends */
+ for (te_class = 0; te_class < (subtlv_length-4)/4; te_class++) {
+ bw.i = EXTRACT_32BITS(tptr+4+te_class*4);
+ printf("\n\t\t Bandwidth constraint CT%u: %.3f Mbps",
+ te_class,
+ bw.f*8/1000000 );
+ }
+ break;
+ case LS_OPAQUE_TE_LINK_SUBTLV_TE_METRIC:
+ printf(", Metric %u", EXTRACT_32BITS(tptr));
+ break;
+ case LS_OPAQUE_TE_LINK_SUBTLV_LINK_PROTECTION_TYPE:
+ printf(", %s, Priority %u",
+ bittok2str(gmpls_link_prot_values, "none", *tptr),
+ *(tptr+1));
+ break;
+ case LS_OPAQUE_TE_LINK_SUBTLV_INTF_SW_CAP_DESCR:
+ printf("\n\t\tInterface Switching Capability: %s",
+ tok2str(gmpls_switch_cap_values, "Unknown", *(tptr)));
+ printf("\n\t\tLSP Encoding: %s\n\t\tMax LSP Bandwidth:",
+ tok2str(gmpls_encoding_values, "Unknown", *(tptr+1)));
+ for (priority_level = 0; priority_level < 8; priority_level++) {
+ bw.i = EXTRACT_32BITS(tptr+4+(priority_level*4));
+ printf("\n\t\t priority level %d: %.3f Mbps",
+ priority_level,
+ bw.f*8/1000000 );
+ }
+ break;
+ case LS_OPAQUE_TE_LINK_SUBTLV_LINK_TYPE:
+ printf(", %s (%u)",
+ tok2str(lsa_opaque_te_tlv_link_type_sub_tlv_values,"unknown",*tptr),
+ *tptr);
+ break;
+
+ case LS_OPAQUE_TE_LINK_SUBTLV_SHARED_RISK_GROUP:
+ count_srlg = subtlv_length / 4;
+ if (count_srlg != 0)
+ printf("\n\t\t Shared risk group: ");
+ while (count_srlg > 0) {
+ bw.i = EXTRACT_32BITS(tptr);
+ printf("%d",bw.i);
+ tptr+=4;
+ count_srlg--;
+ if (count_srlg > 0)
+ printf(", ");
+ }
+ break;
+
+ default:
+ if (vflag <= 1) {
+ if(!print_unknown_data(tptr,"\n\t\t",subtlv_length))
+ return -1;
+ }
+ break;
+ }
+ /* in OSPF everything has to be 32-bit aligned, including subTLVs */
+ if (subtlv_length%4 != 0)
+ subtlv_length+=4-(subtlv_length%4);
+
+ tlv_length-=subtlv_length;
+ tptr+=subtlv_length;
+
+ }
+ break;
+
+ case LS_OPAQUE_TE_TLV_ROUTER:
+ if (tlv_length < 4) {
+ printf("\n\t TLV length %u < 4", tlv_length);
+ return -1;
+ }
+ TCHECK2(*tptr, 4);
+ printf(", %s", ipaddr_string(tptr));
+ break;
+
+ default:
+ if (vflag <= 1) {
+ if(!print_unknown_data(tptr,"\n\t ",tlv_length))
+ return -1;
+ }
+ break;
+ }
+ /* in OSPF everything has to be 32-bit aligned, including TLVs */
+ if (tlv_length%4 != 0)
+ tlv_length+=4-(tlv_length%4);
+ ls_length-=tlv_length;
+ tptr+=tlv_length;
+ }
+ return 0;
+trunc:
+ return -1;
+}
+
+
static int
ospf_print_lshdr(register const struct lsa_hdr *lshp)
{
}
TCHECK(lshp->ls_seq); /* XXX - ls_length check checked this */
- printf("\n\t Advertising Router: %s, seq 0x%08x, age %us, length: %u",
+ printf("\n\t Advertising Router %s, seq 0x%08x, age %us, length %u",
ipaddr_string(&lshp->ls_router),
EXTRACT_32BITS(&lshp->ls_seq),
EXTRACT_16BITS(&lshp->ls_age),
case LS_TYPE_OPAQUE_LL:
case LS_TYPE_OPAQUE_AL:
case LS_TYPE_OPAQUE_DW:
- printf("\n\t %s LSA (%d), Opaque-Type: %s LSA (%u), Opaque-ID: %u",
+ printf("\n\t %s LSA (%d), Opaque-Type %s LSA (%u), Opaque-ID %u",
tok2str(lsa_values,"unknown",lshp->ls_type),
lshp->ls_type,
register const struct aslametric *almp;
register const struct mcla *mcp;
register const u_int32_t *lp;
- register int j, k, tlv_type, tlv_length, subtlv_type, subtlv_length, priority_level, te_class;
+ register int j, k, tlv_type, tlv_length;
register int ls_length;
const u_int8_t *tptr;
- int count_srlg;
- union { /* int to float conversion buffer for several subTLVs */
- float f;
- u_int32_t i;
- } bw;
tptr = (u_int8_t *)lsap->lsa_un.un_unknown; /* squelch compiler warnings */
ls_length = ospf_print_lshdr(&lsap->ls_hdr);
lp = lsap->lsa_un.un_sla.sla_tosmetric;
/* suppress tos if its not supported */
if(!((lsap->ls_hdr.ls_options)&OSPF_OPTION_T)) {
- printf(", metric: %u", EXTRACT_32BITS(lp)&SLA_MASK_METRIC);
+ printf(", metric %u", EXTRACT_32BITS(lp)&SLA_MASK_METRIC);
break;
}
while ((u_char *)lp < ls_end) {
}
tptr+=tlv_length;
}
-
break;
- case LS_OPAQUE_TYPE_GRACE:
- tptr = (u_int8_t *)(&lsap->lsa_un.un_grace_tlv.type);
-
- while (ls_length != 0) {
- TCHECK2(*tptr, 4);
- if (ls_length < 4) {
- printf("\n\t Remaining LS length %u < 4", ls_length);
- return(ls_end);
- }
- tlv_type = EXTRACT_16BITS(tptr);
- tlv_length = EXTRACT_16BITS(tptr+2);
- tptr+=4;
- ls_length-=4;
-
- printf("\n\t %s TLV (%u), length: %u, value: ",
- tok2str(lsa_opaque_grace_tlv_values,"unknown",tlv_type),
- tlv_type,
- tlv_length);
- if (tlv_length > ls_length) {
- printf("\n\t Bogus length %u > %u", tlv_length,
- ls_length);
- return(ls_end);
- }
- ls_length-=tlv_length;
- TCHECK2(*tptr, tlv_length);
- switch(tlv_type) {
-
- case LS_OPAQUE_GRACE_TLV_PERIOD:
- if (tlv_length != 4) {
- printf("\n\t Bogus length %u != 4", tlv_length);
- return(ls_end);
- }
- printf("%us",EXTRACT_32BITS(tptr));
- break;
- case LS_OPAQUE_GRACE_TLV_REASON:
- if (tlv_length != 1) {
- printf("\n\t Bogus length %u != 1", tlv_length);
- return(ls_end);
- }
- printf("%s (%u)",
- tok2str(lsa_opaque_grace_tlv_reason_values, "Unknown", *tptr),
- *tptr);
- break;
- case LS_OPAQUE_GRACE_TLV_INT_ADDRESS:
- if (tlv_length != 4) {
- printf("\n\t Bogus length %u != 4", tlv_length);
- return(ls_end);
- }
- printf("%s", ipaddr_string(tptr));
- break;
- default:
- if (vflag <= 1) {
- if(!print_unknown_data(tptr,"\n\t ",tlv_length))
- return(ls_end);
- }
- break;
-
- }
- tptr+=tlv_length;
+ case LS_OPAQUE_TYPE_GRACE:
+ if (ospf_print_grace_lsa((u_int8_t *)(&lsap->lsa_un.un_grace_tlv.type),
+ ls_length) == -1) {
+ return(ls_end);
}
-
break;
- case LS_OPAQUE_TYPE_TE:
- tptr = (u_int8_t *)(&lsap->lsa_un.un_te_lsa_tlv.type);
- while (ls_length != 0) {
- TCHECK2(*tptr, 4);
- if (ls_length < 4) {
- printf("\n\t Remaining LS length %u < 4", ls_length);
- return(ls_end);
- }
- tlv_type = EXTRACT_16BITS(tptr);
- tlv_length = EXTRACT_16BITS(tptr+2);
- tptr+=4;
- ls_length-=4;
-
- printf("\n\t %s TLV (%u), length: %u",
- tok2str(lsa_opaque_te_tlv_values,"unknown",tlv_type),
- tlv_type,
- tlv_length);
+ case LS_OPAQUE_TYPE_TE:
+ if (ospf_print_te_lsa((u_int8_t *)(&lsap->lsa_un.un_te_lsa_tlv.type),
+ ls_length) == -1) {
+ return(ls_end);
+ }
+ break;
- if (tlv_length > ls_length) {
- printf("\n\t Bogus length %u > %u", tlv_length,
- ls_length);
+ default:
+ if (vflag <= 1) {
+ if(!print_unknown_data((u_int8_t *)lsap->lsa_un.un_unknown,
+ "\n\t ", ls_length))
return(ls_end);
- }
- ls_length-=tlv_length;
- switch(tlv_type) {
- case LS_OPAQUE_TE_TLV_LINK:
- while (tlv_length != 0) {
- if (tlv_length < 4) {
- printf("\n\t Remaining TLV length %u < 4",
- tlv_length);
- return(ls_end);
- }
- TCHECK2(*tptr, 4);
- subtlv_type = EXTRACT_16BITS(tptr);
- subtlv_length = EXTRACT_16BITS(tptr+2);
- tptr+=4;
- tlv_length-=4;
-
- printf("\n\t %s subTLV (%u), length: %u",
- tok2str(lsa_opaque_te_link_tlv_subtlv_values,"unknown",subtlv_type),
- subtlv_type,
- subtlv_length);
-
- TCHECK2(*tptr, subtlv_length);
- switch(subtlv_type) {
- case LS_OPAQUE_TE_LINK_SUBTLV_ADMIN_GROUP:
- printf(", 0x%08x", EXTRACT_32BITS(tptr));
- break;
- case LS_OPAQUE_TE_LINK_SUBTLV_LINK_ID:
- case LS_OPAQUE_TE_LINK_SUBTLV_LINK_LOCAL_REMOTE_ID:
- printf(", %s (0x%08x)",
- ipaddr_string(tptr),
- EXTRACT_32BITS(tptr));
- if (subtlv_length == 8) /* draft-ietf-ccamp-ospf-gmpls-extensions */
- printf(", %s (0x%08x)",
- ipaddr_string(tptr+4),
- EXTRACT_32BITS(tptr+4));
- break;
- case LS_OPAQUE_TE_LINK_SUBTLV_LOCAL_IP:
- case LS_OPAQUE_TE_LINK_SUBTLV_REMOTE_IP:
- printf(", %s", ipaddr_string(tptr));
- break;
- case LS_OPAQUE_TE_LINK_SUBTLV_MAX_BW:
- case LS_OPAQUE_TE_LINK_SUBTLV_MAX_RES_BW:
- bw.i = EXTRACT_32BITS(tptr);
- printf(", %.3f Mbps", bw.f*8/1000000 );
- break;
- case LS_OPAQUE_TE_LINK_SUBTLV_UNRES_BW:
- for (te_class = 0; te_class < 8; te_class++) {
- bw.i = EXTRACT_32BITS(tptr+te_class*4);
- printf("\n\t\tTE-Class %u: %.3f Mbps",
- te_class,
- bw.f*8/1000000 );
- }
- break;
- case LS_OPAQUE_TE_LINK_SUBTLV_BW_CONSTRAINTS:
- printf("\n\t\tBandwidth Constraints Model ID: %s (%u)",
- tok2str(diffserv_te_bc_values, "unknown", *tptr),
- *tptr);
- /* decode BCs until the subTLV ends */
- for (te_class = 0; te_class < (subtlv_length-4)/4; te_class++) {
- bw.i = EXTRACT_32BITS(tptr+4+te_class*4);
- printf("\n\t\t Bandwidth constraint CT%u: %.3f Mbps",
- te_class,
- bw.f*8/1000000 );
- }
- break;
- case LS_OPAQUE_TE_LINK_SUBTLV_TE_METRIC:
- printf(", Metric %u", EXTRACT_32BITS(tptr));
- break;
- case LS_OPAQUE_TE_LINK_SUBTLV_LINK_PROTECTION_TYPE:
- printf(", %s, Priority %u",
- bittok2str(gmpls_link_prot_values, "none", *tptr),
- *(tptr+1));
- break;
- case LS_OPAQUE_TE_LINK_SUBTLV_INTF_SW_CAP_DESCR:
- printf("\n\t\tInterface Switching Capability: %s",
- tok2str(gmpls_switch_cap_values, "Unknown", *(tptr)));
- printf("\n\t\tLSP Encoding: %s\n\t\tMax LSP Bandwidth:",
- tok2str(gmpls_encoding_values, "Unknown", *(tptr+1)));
- for (priority_level = 0; priority_level < 8; priority_level++) {
- bw.i = EXTRACT_32BITS(tptr+4+(priority_level*4));
- printf("\n\t\t priority level %d: %.3f Mbps",
- priority_level,
- bw.f*8/1000000 );
- }
- break;
- case LS_OPAQUE_TE_LINK_SUBTLV_LINK_TYPE:
- printf(", %s (%u)",
- tok2str(lsa_opaque_te_tlv_link_type_sub_tlv_values,"unknown",*tptr),
- *tptr);
- break;
-
- case LS_OPAQUE_TE_LINK_SUBTLV_SHARED_RISK_GROUP:
- count_srlg = subtlv_length / 4;
- if (count_srlg != 0)
- printf("\n\t\t Shared risk group: ");
- while (count_srlg > 0) {
- bw.i = EXTRACT_32BITS(tptr);
- printf("%d",bw.i);
- tptr+=4;
- count_srlg--;
- if (count_srlg > 0)
- printf(", ");
- }
- break;
-
- default:
- if (vflag <= 1) {
- if(!print_unknown_data(tptr,"\n\t\t",subtlv_length))
- return(ls_end);
- }
- break;
- }
- /* in OSPF everything has to be 32-bit aligned, including TLVs */
- if (subtlv_length%4 != 0)
- subtlv_length+=4-(subtlv_length%4);
-
- tlv_length-=subtlv_length;
- tptr+=subtlv_length;
-
- }
- break;
-
- case LS_OPAQUE_TE_TLV_ROUTER:
- if (tlv_length < 4) {
- printf("\n\t TLV length %u < 4", tlv_length);
- return(ls_end);
- }
- TCHECK2(*tptr, 4);
- printf(", %s", ipaddr_string(tptr));
- break;
-
- default:
- if (vflag <= 1) {
- if(!print_unknown_data(tptr,"\n\t ",tlv_length))
- return(ls_end);
- }
- break;
- }
- tptr+=tlv_length;
- }
+ }
break;
- }
- break;
- default:
- if (vflag <= 1) {
- if(!print_unknown_data((u_int8_t *)lsap->lsa_un.un_unknown,
- "\n\t ", ls_length))
- return(ls_end);
- }
- break;
+ }
}
/* do we want to see an additionally hexdump ? */
break;
case OSPF_TYPE_HELLO:
- printf("\n\tOptions: [%s]",
+ printf("\n\tOptions [%s]",
bittok2str(ospf_option_values,"none",op->ospf_hello.hello_options));
TCHECK(op->ospf_hello.hello_deadint);
- printf("\n\t Hello Timer: %us, Dead Timer %us, Mask: %s, Priority: %u",
+ printf("\n\t Hello Timer %us, Dead Timer %us, Mask %s, Priority %u",
EXTRACT_16BITS(&op->ospf_hello.hello_helloint),
EXTRACT_32BITS(&op->ospf_hello.hello_deadint),
ipaddr_string(&op->ospf_hello.hello_mask),
case OSPF_TYPE_DD:
TCHECK(op->ospf_db.db_options);
- printf("\n\tOptions: [%s]",
+ printf("\n\tOptions [%s]",
bittok2str(ospf_option_values,"none",op->ospf_db.db_options));
TCHECK(op->ospf_db.db_flags);
- printf(", DD Flags: [%s]",
+ printf(", DD Flags [%s]",
bittok2str(ospf_dd_flag_values,"none",op->ospf_db.db_flags));
- if (vflag) {
- /* Print all the LS adv's */
- lshp = op->ospf_db.db_lshdr;
- while (ospf_print_lshdr(lshp) != -1) {
- ++lshp;
- }
- }
+ /* Print all the LS adv's */
+ lshp = op->ospf_db.db_lshdr;
+ while (ospf_print_lshdr(lshp) != -1) {
+ ++lshp;
+ }
break;
case OSPF_TYPE_LS_REQ:
break;
default:
- printf("v2 type (%d)", op->ospf_type);
break;
}
return (0);
/* value. If it's not valid, say so and return */
TCHECK(op->ospf_type);
cp = tok2str(type2str, "unknown LS-type", op->ospf_type);
- printf("OSPFv%u, %s, length: %u",
+ printf("OSPFv%u, %s, length %u",
op->ospf_version,
cp,
length);
if (*cp == 'u')
return;
- if(!vflag) /* non verbose - so lets bail out here */
+ if(!vflag) { /* non verbose - so lets bail out here */
return;
+ }
TCHECK(op->ospf_len);
if (length != EXTRACT_16BITS(&op->ospf_len)) {
dataend = bp + length;
TCHECK(op->ospf_routerid);
- printf("\n\tRouter-ID: %s", ipaddr_string(&op->ospf_routerid));
+ printf("\n\tRouter-ID %s", ipaddr_string(&op->ospf_routerid));
TCHECK(op->ospf_areaid);
if (op->ospf_areaid.s_addr != 0)