+}
+
+
+static void
+isis_print_mcid (const struct isis_spb_mcid *mcid)
+{
+ int i;
+
+ printf( "ID: %d, Name: ", mcid->format_id);
+
+ for(i=0; i<32; i++)
+ {
+ printf("%c", mcid->name[i]);
+ if(mcid->name[i] == '\0')
+ break;
+ }
+
+ printf("\n\t Lvl: %d",
+ EXTRACT_16BITS(mcid->revision_lvl));
+
+ printf( ", Digest: ");
+
+ for(i=0;i<16;i++)
+ printf("%.2x ",mcid->digest[i]);
+}
+
+static int
+isis_print_mt_port_cap_subtlv (const u_int8_t *tptr, int len)
+{
+ int stlv_type, stlv_len;
+ const struct isis_subtlv_spb_mcid *subtlv_spb_mcid;
+ int i;
+
+ while (len > 0)
+ {
+ stlv_type = *(tptr++);
+ stlv_len = *(tptr++);
+
+ /* first lets see if we know the subTLVs name*/
+ printf("\n\t %s subTLV #%u, length: %u",
+ tok2str(isis_mt_port_cap_subtlv_values, "unknown", stlv_type),
+ stlv_type,
+ stlv_len);
+
+ /*len -= TLV_TYPE_LEN_OFFSET;*/
+ len = len -2;
+
+ switch (stlv_type)
+ {
+ case ISIS_SUBTLV_SPB_MCID:
+ {
+ if (!TTEST2(*(tptr), ISIS_SUBTLV_SPB_MCID_MIN_LEN))
+ goto trunctlv;
+
+ subtlv_spb_mcid = (struct isis_subtlv_spb_mcid *)tptr;
+
+ printf( "\n\t MCID: ");
+ isis_print_mcid (&(subtlv_spb_mcid->mcid));
+
+ /*tptr += SPB_MCID_MIN_LEN;
+ len -= SPB_MCID_MIN_LEN; */
+
+ printf( "\n\t AUX-MCID: ");
+ isis_print_mcid (&(subtlv_spb_mcid->aux_mcid));
+
+ /*tptr += SPB_MCID_MIN_LEN;
+ len -= SPB_MCID_MIN_LEN; */
+ tptr = tptr + sizeof(struct isis_subtlv_spb_mcid);
+ len = len - sizeof(struct isis_subtlv_spb_mcid);
+
+ break;
+ }
+
+ case ISIS_SUBTLV_SPB_DIGEST:
+ {
+ if (!TTEST2(*(tptr), ISIS_SUBTLV_SPB_DIGEST_MIN_LEN))
+ goto trunctlv;
+
+ printf ("\n\t RES: %d V: %d A: %d D: %d",
+ (*(tptr) >> 5), (((*tptr)>> 4) & 0x01),
+ ((*(tptr) >> 2) & 0x03), ((*tptr) & 0x03));
+
+ tptr++;
+
+ printf( "\n\t Digest: ");
+
+ for(i=1;i<=8; i++)
+ {
+ printf("%08x ", EXTRACT_32BITS(tptr));
+ if (i%4 == 0 && i != 8)
+ printf("\n\t ");
+ tptr = tptr + 4;
+ }
+
+ len = len - ISIS_SUBTLV_SPB_DIGEST_MIN_LEN;
+
+ break;
+ }
+
+ case ISIS_SUBTLV_SPB_BVID:
+ {
+ if (!TTEST2(*(tptr), stlv_len))
+ goto trunctlv;
+
+ while (len)
+ {
+ if (!TTEST2(*(tptr), ISIS_SUBTLV_SPB_BVID_MIN_LEN))
+ goto trunctlv;
+
+ printf("\n\t ECT: %08x",
+ EXTRACT_32BITS(tptr));
+
+ tptr = tptr+4;
+
+ printf(" BVID: %d, U:%01x M:%01x ",
+ (EXTRACT_16BITS (tptr) >> 4) ,
+ (EXTRACT_16BITS (tptr) >> 3) & 0x01,
+ (EXTRACT_16BITS (tptr) >> 2) & 0x01);
+
+ tptr = tptr + 2;
+ len = len - ISIS_SUBTLV_SPB_BVID_MIN_LEN;
+ }
+
+ break;
+ }
+
+ default:
+ break;
+ }
+ }
+
+ return 0;
+
+ trunctlv:
+ printf("\n\t\t packet exceeded snapshot");
+ return(1);
+}
+
+static int
+isis_print_mt_capability_subtlv (const u_int8_t *tptr, int len)
+{
+ int stlv_type, stlv_len, tmp;
+
+ while (len > 0)
+ {
+ stlv_type = *(tptr++);
+ stlv_len = *(tptr++);
+
+ /* first lets see if we know the subTLVs name*/
+ printf("\n\t %s subTLV #%u, length: %u",
+ tok2str(isis_mt_capability_subtlv_values, "unknown", stlv_type),
+ stlv_type,
+ stlv_len);
+
+ len = len - 2;
+
+ switch (stlv_type)
+ {
+ case ISIS_SUBTLV_SPB_INSTANCE:
+
+ if (!TTEST2(*(tptr), ISIS_SUBTLV_SPB_INSTANCE_MIN_LEN))
+ goto trunctlv;
+
+ printf("\n\t CIST Root-ID: %08x", EXTRACT_32BITS(tptr));
+ tptr = tptr+4;
+ printf(" %08x", EXTRACT_32BITS(tptr));
+ tptr = tptr+4;
+ printf(", Path Cost: %08x", EXTRACT_32BITS(tptr));
+ tptr = tptr+4;
+ printf(", Prio: %d", EXTRACT_16BITS(tptr));
+ tptr = tptr + 2;
+ printf("\n\t RES: %d",
+ EXTRACT_16BITS(tptr) >> 5);
+ printf(", V: %d",
+ (EXTRACT_16BITS(tptr) >> 4) & 0x0001);
+ printf(", SPSource-ID: %d",
+ (EXTRACT_32BITS(tptr) & 0x000fffff));
+ tptr = tptr+4;
+ printf(", No of Trees: %x", *(tptr));
+
+ tmp = *(tptr++);
+
+ len = len - ISIS_SUBTLV_SPB_INSTANCE_MIN_LEN;
+
+ while (tmp)
+ {
+ if (!TTEST2(*(tptr), ISIS_SUBTLV_SPB_INSTANCE_VLAN_TUPLE_LEN))
+ goto trunctlv;
+
+ printf ("\n\t U:%d, M:%d, A:%d, RES:%d",
+ *(tptr) >> 7, (*(tptr) >> 6) & 0x01,
+ (*(tptr) >> 5) & 0x01, (*(tptr) & 0x1f));
+
+ tptr++;
+
+ printf (", ECT: %08x", EXTRACT_32BITS(tptr));
+
+ tptr = tptr + 4;
+
+ printf (", BVID: %d, SPVID: %d",
+ (EXTRACT_24BITS(tptr) >> 12) & 0x000fff,
+ EXTRACT_24BITS(tptr) & 0x000fff);
+
+ tptr = tptr + 3;
+ len = len - ISIS_SUBTLV_SPB_INSTANCE_VLAN_TUPLE_LEN;
+ tmp--;
+ }
+
+ break;
+
+ case ISIS_SUBTLV_SPBM_SI:
+
+ if (!TTEST2(*(tptr), 6))
+ goto trunctlv;
+
+ printf("\n\t BMAC: %08x", EXTRACT_32BITS(tptr));
+ tptr = tptr+4;
+ printf("%04x", EXTRACT_16BITS(tptr));
+ tptr = tptr+2;
+
+ printf (", RES: %d, VID: %d", EXTRACT_16BITS(tptr) >> 12,
+ (EXTRACT_16BITS(tptr)) & 0x0fff);
+
+ tptr = tptr+2;
+ len = len - 8;
+ stlv_len = stlv_len - 8;
+
+ while (stlv_len)
+ {
+ printf("\n\t T: %d, R: %d, RES: %d, ISID: %d",
+ (EXTRACT_32BITS(tptr) >> 31),
+ (EXTRACT_32BITS(tptr) >> 30) & 0x01,
+ (EXTRACT_32BITS(tptr) >> 24) & 0x03f,
+ (EXTRACT_32BITS(tptr)) & 0x0ffffff);
+
+ tptr = tptr + 4;
+ len = len - 4;
+ stlv_len = stlv_len - 4;
+ }
+
+ break;
+
+ default:
+ break;
+ }
+ }
+ return 0;
+
+ trunctlv:
+ printf("\n\t\t packet exceeded snapshot");
+ return(1);
+}
+
projects / tcpdump / blobdiff