#ifndef lint
static const char rcsid[] =
- "@(#) $Header: /tcpdump/master/tcpdump/print-ospf.c,v 1.40 2003-10-04 14:29:52 hannes Exp $ (LBL)";
+ "@(#) $Header: /tcpdump/master/tcpdump/print-ospf.c,v 1.41 2003-10-20 16:11:45 hannes Exp $ (LBL)";
#endif
#ifdef HAVE_CONFIG_H
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;
+ register int j, k,ls_length, tlv_type, tlv_length, subtlv_type, subtlv_length, priority_level;
const u_int8_t *tptr;
union { /* int to float conversion buffer for several subTLVs */
float f;
} bw;
tptr = (u_int8_t *)lsap->lsa_un.un_unknown; /* squelch compiler warnings */
+ ls_length = EXTRACT_16BITS(&lsap->ls_hdr.ls_length)-sizeof(struct lsa_hdr);
- printf("\n\t Advertising Router: %s, seq 0x%08x, age %us",
+ printf(", Advertising Router: %s, seq 0x%08x, age %us, length: %u",
ipaddr_string(&lsap->ls_hdr.ls_router),
EXTRACT_32BITS(&lsap->ls_hdr.ls_seq),
- EXTRACT_16BITS(&lsap->ls_hdr.ls_age));
+ EXTRACT_16BITS(&lsap->ls_hdr.ls_age),
+ ls_length);
switch (lsap->ls_hdr.ls_type) {
/* the LSA header for opaque LSAs was slightly changed */
TCHECK(lsap->ls_hdr.ls_length);
ls_end = (u_char *)lsap + EXTRACT_16BITS(&lsap->ls_hdr.ls_length);
+
switch (lsap->ls_hdr.ls_type) {
case LS_TYPE_ROUTER:
case LS_OPAQUE_TYPE_TE:
if (!TTEST2(*tptr, 4))
goto trunc;
- tlv_type = EXTRACT_16BITS(&lsap->lsa_un.un_te_lsa_tlv.type);
- tlv_length = EXTRACT_16BITS(&lsap->lsa_un.un_te_lsa_tlv.length);
- tptr = (u_int8_t *)(&lsap->lsa_un.un_te_lsa_tlv.data);
-
- printf("\n\t %s TLV (%u), length: %u",
- tok2str(lsa_opaque_te_tlv_values,"unknown",tlv_type),
- tlv_type,
- tlv_length);
-
- switch(tlv_type) {
- case LS_OPAQUE_TE_TLV_LINK:
- while (tlv_length > 0) {
- if (!TTEST2(*tptr, 4))
- goto trunc;
- subtlv_type = EXTRACT_16BITS(tptr);
- subtlv_length = EXTRACT_16BITS(tptr+2);
- tlv_length-=4;
- tptr+=4;
-
- printf("\n\t %s subTLV (%u), length: %u",
- tok2str(lsa_opaque_te_link_tlv_subtlv_values,"unknown",subtlv_type),
- subtlv_type,
- subtlv_length);
-
- if (!TTEST2(*tptr, subtlv_length))
- goto trunc;
- switch(subtlv_type) {
- case LS_OPAQUE_TE_LINK_SUBTLV_LINK_ID:
- case LS_OPAQUE_TE_LINK_SUBTLV_ADMIN_GROUP:
- case LS_OPAQUE_TE_LINK_SUBTLV_LINK_LOCAL_REMOTE_ID:
- printf(", 0x%08x", EXTRACT_32BITS(tptr));
- if (subtlv_length == 8) /* draft-ietf-ccamp-ospf-gmpls-extensions */
- printf(", 0x%08x", 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 (priority_level = 0; priority_level < 8; priority_level++) {
- bw.i = EXTRACT_32BITS(tptr+priority_level*4);
- printf("\n\t\tpriority level %d: %.3f Mbps",
- priority_level,
- 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;
-
- /*
- * FIXME those are the defined subTLVs that lack a decoder
- * you are welcome to contribute code ;-)
- */
- case LS_OPAQUE_TE_LINK_SUBTLV_SHARED_RISK_GROUP:
-
- default:
- if (vflag <= 1) {
- if(!print_unknown_data(tptr,"\n\t\t",subtlv_length))
- return(0);
- }
- 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;
-
- /*
- * FIXME those are the defined TLVs that lack a decoder
- * you are welcome to contribute code ;-)
- */
-
- case LS_OPAQUE_TE_TLV_ROUTER:
+ tptr = (u_int8_t *)(&lsap->lsa_un.un_te_lsa_tlv.type);
+
+ while (ls_length > 0) {
+ tlv_type = EXTRACT_16BITS(tptr);
+ tlv_length = EXTRACT_16BITS(tptr+2);
+ ls_length-=(tlv_length+4);
+ tptr+=4;
+
+ printf("\n\t %s TLV (%u), length: %u",
+ tok2str(lsa_opaque_te_tlv_values,"unknown",tlv_type),
+ tlv_type,
+ tlv_length);
+
+ switch(tlv_type) {
+ case LS_OPAQUE_TE_TLV_LINK:
+ while (tlv_length > 0) {
+ if (!TTEST2(*tptr, 4))
+ goto trunc;
+ subtlv_type = EXTRACT_16BITS(tptr);
+ subtlv_length = EXTRACT_16BITS(tptr+2);
+ tlv_length-=4;
+ tptr+=4;
+
+ printf("\n\t %s subTLV (%u), length: %u",
+ tok2str(lsa_opaque_te_link_tlv_subtlv_values,"unknown",subtlv_type),
+ subtlv_type,
+ subtlv_length);
+
+ if (!TTEST2(*tptr, subtlv_length))
+ goto trunc;
+ 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(", 0x%08x", 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 (priority_level = 0; priority_level < 8; priority_level++) {
+ bw.i = EXTRACT_32BITS(tptr+priority_level*4);
+ printf("\n\t\tpriority level %d: %.3f Mbps",
+ priority_level,
+ 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;
- default:
- if (vflag <= 1) {
- if(!print_unknown_data(tptr,"\n\t ",tlv_length))
- return(0);
- }
- break;
+ /*
+ * FIXME those are the defined subTLVs that lack a decoder
+ * you are welcome to contribute code ;-)
+ */
+ case LS_OPAQUE_TE_LINK_SUBTLV_SHARED_RISK_GROUP:
+
+ default:
+ if (vflag <= 1) {
+ if(!print_unknown_data(tptr,"\n\t\t",subtlv_length))
+ return(0);
+ }
+ 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:
+ printf(", %s", ipaddr_string(tptr));
+ break;
+
+ default:
+ if (vflag <= 1) {
+ if(!print_unknown_data(tptr,"\n\t ",tlv_length))
+ return(0);
+ }
+ break;
+ }
+ tptr+=tlv_length;
}
-
- break;
+ break;
}
-
break;
default:
- if (vflag <= 1) {
- if(!print_unknown_data((u_int8_t *)lsap->lsa_un.un_unknown,
- "\n\t ", EXTRACT_16BITS(&lsap->ls_hdr.ls_length)-sizeof(struct lsa_hdr)))
- return(0);
- }
- break;
+ if (vflag <= 1) {
+ if(!print_unknown_data((u_int8_t *)lsap->lsa_un.un_unknown,
+ "\n\t ", EXTRACT_16BITS(&lsap->ls_hdr.ls_length)-sizeof(struct lsa_hdr)))
+ return(0);
+ }
+ break;
}
/* do we want to see an additionally hexdump ? */
- if (vflag> 1) {
- if(!print_unknown_data((u_int8_t *)lsap->lsa_un.un_unknown,
- "\n\t ", EXTRACT_16BITS(&lsap->ls_hdr.ls_length)-sizeof(struct lsa_hdr)))
- return(0);
- }
-
+ if (vflag> 1)
+ if(!print_unknown_data((u_int8_t *)lsap->lsa_un.un_unknown,
+ "\n\t ", EXTRACT_16BITS(&lsap->ls_hdr.ls_length)-sizeof(struct lsa_hdr))) {
+ return(0);
+ }
+
return (0);
trunc:
return (1);
register const struct lsr *lsrp;
register const struct lsa_hdr *lshp;
register const struct lsa *lsap;
- register int lsa_count;
+ register u_int32_t lsa_count,lsa_count_max;
switch (op->ospf_type) {
case OSPF_TYPE_LS_UPDATE:
lsap = op->ospf_lsu.lsu_lsa;
TCHECK(op->ospf_lsu.lsu_count);
- lsa_count = EXTRACT_32BITS(&op->ospf_lsu.lsu_count);
- printf(", %d LSA%s",lsa_count, lsa_count > 1 ? "s" : "");
- while (lsa_count--) {
+ lsa_count_max = EXTRACT_32BITS(&op->ospf_lsu.lsu_count);
+ printf(", %d LSA%s",lsa_count_max, lsa_count_max > 1 ? "s" : "");
+ for (lsa_count=1;lsa_count <= lsa_count_max;lsa_count++) {
+ printf("\n\t LSA #%u",lsa_count);
if (ospf_print_lsa(lsap))
goto trunc;
lsap = (struct lsa *)((u_char *)lsap +
projects / tcpdump / commitdiff
