#define ISIS_TLV_EXTD_IP_REACH 135 /* draft-ietf-isis-traffic-05 */
#define ISIS_TLV_HOSTNAME 137 /* rfc2763 */
#define ISIS_TLV_SHARED_RISK_GROUP 138 /* draft-ietf-isis-gmpls-extensions */
+#define ISIS_TLV_MT_PORT_CAP 143 /* rfc6165 */
+#define ISIS_TLV_MT_CAPABILITY 144 /* rfc6329 */
#define ISIS_TLV_NORTEL_PRIVATE1 176
#define ISIS_TLV_NORTEL_PRIVATE2 177
#define ISIS_TLV_RESTART_SIGNALING 211 /* rfc3847 */
{ ISIS_TLV_TE_ROUTER_ID, "Traffic Engineering Router ID"},
{ ISIS_TLV_EXTD_IP_REACH, "Extended IPv4 Reachability"},
{ ISIS_TLV_SHARED_RISK_GROUP, "Shared Risk Link Group"},
+ { ISIS_TLV_MT_PORT_CAP, "Multi-Topology-Aware Port Capability"},
+ { ISIS_TLV_MT_CAPABILITY, "Multi-Topology Capability"},
{ ISIS_TLV_NORTEL_PRIVATE1, "Nortel Proprietary"},
{ ISIS_TLV_NORTEL_PRIVATE2, "Nortel Proprietary"},
{ ISIS_TLV_HOSTNAME, "Hostname"},
#define ISIS_SUBTLV_EXT_IS_REACH_INTF_SW_CAP_DESCR 21 /* rfc4205 */
#define ISIS_SUBTLV_EXT_IS_REACH_BW_CONSTRAINTS 22 /* rfc4124 */
+#define ISIS_SUBTLV_SPB_METRIC 29 /* rfc6329 */
+
static struct tok isis_ext_is_reach_subtlv_values[] = {
{ ISIS_SUBTLV_EXT_IS_REACH_ADMIN_GROUP, "Administrative groups" },
{ ISIS_SUBTLV_EXT_IS_REACH_LINK_LOCAL_REMOTE_ID, "Link Local/Remote Identifier" },
{ ISIS_SUBTLV_EXT_IS_REACH_INTF_SW_CAP_DESCR, "Interface Switching Capability" },
{ ISIS_SUBTLV_EXT_IS_REACH_BW_CONSTRAINTS_OLD, "Bandwidth Constraints (old)" },
{ ISIS_SUBTLV_EXT_IS_REACH_BW_CONSTRAINTS, "Bandwidth Constraints" },
+ { ISIS_SUBTLV_SPB_METRIC, "SPB Metric" },
{ 250, "Reserved for cisco specific extensions" },
{ 251, "Reserved for cisco specific extensions" },
{ 252, "Reserved for cisco specific extensions" },
};
#define ISIS_SUBTLV_AUTH_SIMPLE 1
+#define ISIS_SUBTLV_AUTH_GENERIC 3 /* rfc 5310 */
#define ISIS_SUBTLV_AUTH_MD5 54
#define ISIS_SUBTLV_AUTH_MD5_LEN 16
#define ISIS_SUBTLV_AUTH_PRIVATE 255
static struct tok isis_subtlv_auth_values[] = {
{ ISIS_SUBTLV_AUTH_SIMPLE, "simple text password"},
+ { ISIS_SUBTLV_AUTH_GENERIC, "Generic Crypto key-id"},
{ ISIS_SUBTLV_AUTH_MD5, "HMAC-MD5 password"},
{ ISIS_SUBTLV_AUTH_PRIVATE, "Routing Domain private password"},
{ 0, NULL }
{ 0, NULL}
};
+#define ISIS_SUBTLV_SPB_MCID 4
+#define ISIS_SUBTLV_SPB_DIGEST 5
+#define ISIS_SUBTLV_SPB_BVID 6
+
+#define ISIS_SUBTLV_SPB_INSTANCE 1
+#define ISIS_SUBTLV_SPBM_SI 3
+
+#define ISIS_SPB_MCID_LEN 51
+#define ISIS_SUBTLV_SPB_MCID_MIN_LEN 102
+#define ISIS_SUBTLV_SPB_DIGEST_MIN_LEN 33
+#define ISIS_SUBTLV_SPB_BVID_MIN_LEN 6
+#define ISIS_SUBTLV_SPB_INSTANCE_MIN_LEN 19
+#define ISIS_SUBTLV_SPB_INSTANCE_VLAN_TUPLE_LEN 8
+
+static struct tok isis_mt_port_cap_subtlv_values[] = {
+ { ISIS_SUBTLV_SPB_MCID, "SPB MCID" },
+ { ISIS_SUBTLV_SPB_DIGEST, "SPB Digest" },
+ { ISIS_SUBTLV_SPB_BVID, "SPB BVID" },
+ { 0, NULL }
+};
+
+static struct tok isis_mt_capability_subtlv_values[] = {
+ { ISIS_SUBTLV_SPB_INSTANCE, "SPB Instance" },
+ { ISIS_SUBTLV_SPBM_SI, "SPBM Service Identifier and Unicast Address" },
+ { 0, NULL }
+};
+
+struct isis_spb_mcid {
+ u_int8_t format_id;
+ u_int8_t name[32];
+ u_int8_t revision_lvl[2];
+ u_int8_t digest[16];
+};
+
+struct isis_subtlv_spb_mcid {
+ struct isis_spb_mcid mcid;
+ struct isis_spb_mcid aux_mcid;
+};
+
+struct isis_subtlv_spb_instance {
+ u_int8_t cist_root_id[8];
+ u_int8_t cist_external_root_path_cost[4];
+ u_int8_t bridge_priority[2];
+ u_int8_t spsourceid[4];
+ u_int8_t no_of_trees;
+};
+
#define CLNP_SEGMENT_PART 0x80
#define CLNP_MORE_SEGMENTS 0x40
#define CLNP_REQUEST_ER 0x20
#define ISIS_MASK_MTFLAGS(x) ((x)&0xf000)
static struct tok isis_mt_flag_values[] = {
- { 0x4000, "sub-TLVs present"},
- { 0x8000, "ATT bit set"},
+ { 0x4000, "ATT bit set"},
+ { 0x8000, "Overload bit set"},
{ 0, NULL}
};
void isoclns_print(const u_int8_t *p, u_int length, u_int caplen)
{
- const struct isis_common_header *header;
-
- header = (const struct isis_common_header *)p;
-
if (caplen <= 1) { /* enough bytes on the wire ? */
printf("|OSI");
return;
}
/* now walk the options */
- while (li >= 2) {
+ while (li != 0) {
u_int op, opli;
const u_int8_t *tptr;
- TCHECK2(*pptr, 2);
if (li < 2) {
printf(", bad opts/li");
return;
}
+ TCHECK2(*pptr, 2);
op = *pptr++;
opli = *pptr++;
li -= 2;
switch (op) {
case ESIS_OPTION_ES_CONF_TIME:
- TCHECK2(*pptr, 2);
- printf("%us", EXTRACT_16BITS(tptr));
+ if (opli == 2) {
+ TCHECK2(*pptr, 2);
+ printf("%us", EXTRACT_16BITS(tptr));
+ } else
+ printf("(bad length)");
break;
case ESIS_OPTION_PROTOCOLS:
return;
}
+
+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;
+ int 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 = 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));
+
+ printf( "\n\t AUX-MCID: ");
+ isis_print_mcid (&(subtlv_spb_mcid->aux_mcid));
+
+ 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(" B-Vlan: %d, U:%01x, M:%01x RES: %01x",
+ (EXTRACT_16BITS (tptr) >> 4) ,
+ (EXTRACT_16BITS (tptr) >> 3) & 0x01,
+ (EXTRACT_16BITS (tptr) >> 2) & 0x01,
+ (EXTRACT_16BITS (tptr) & 0x03));
+
+ 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);
+}
+
+
/* shared routine for printing system, node and lsp-ids */
static char *
isis_print_id(const u_int8_t *cp, int id_len)
*(tptr+1));
}
break;
+ case ISIS_SUBTLV_SPB_METRIC:
+ if (subl >= 6) {
+ printf (", LM: %u", EXTRACT_24BITS(tptr));
+ tptr=tptr+3;
+ printf (", P: %u", *(tptr));
+ printf (", P-ID: %u", EXTRACT_16BITS(++tptr));
+ }
+ break;
case ISIS_SUBTLV_EXT_IS_REACH_INTF_SW_CAP_DESCR:
if (subl >= 36) {
gmpls_switch_cap = *tptr;
u_int8_t pdu_type, max_area, id_length, tlv_type, tlv_len, tmp, alen, lan_alen, prefix_len;
u_int8_t ext_is_len, ext_ip_len, mt_len;
const u_int8_t *optr, *pptr, *tptr;
- u_short packet_len,pdu_len;
+ u_short packet_len,pdu_len, key_id;
u_int i,vendor_id;
int sigcheck;
printf(" (%s)", tok2str(signature_check_values, "Unknown", sigcheck));
break;
+ case ISIS_SUBTLV_AUTH_GENERIC:
+ key_id = EXTRACT_16BITS((tptr+1));
+ printf("%u, password: ", key_id);
+ for(i=1 + sizeof(u_int16_t);i<tlv_len;i++) {
+ if (!TTEST2(*(tptr+i), 1))
+ goto trunctlv;
+ printf("%02x",*(tptr+i));
+ }
+ break;
case ISIS_SUBTLV_AUTH_PRIVATE:
default:
if(!print_unknown_data(tptr+1,"\n\t\t ",tlv_len-1))
}
break;
+ case ISIS_TLV_MT_PORT_CAP:
+
+ if (!TTEST2(*(tptr), 2))
+ goto trunctlv;
+
+ printf("\n\t RES: %d, MTID(s): %d",
+ (EXTRACT_16BITS (tptr) >> 12),
+ (EXTRACT_16BITS (tptr) & 0x0fff));
+
+ tmp = tmp-2;
+ tptr = tptr+2;
+
+ if (tmp)
+ isis_print_mt_port_cap_subtlv (tptr, tmp);
+ break;
+
+ case ISIS_TLV_MT_CAPABILITY:
+
+ if (!TTEST2(*(tptr), 2))
+ goto trunctlv;
+
+ printf("\n\t O: %d, RES: %d, MTID(s): %d",
+ (EXTRACT_16BITS(tptr) >> 15) & 0x01,
+ (EXTRACT_16BITS(tptr) >> 12) & 0x07,
+ EXTRACT_16BITS(tptr) & 0x0fff);
+
+ tmp = tmp-2;
+ tptr = tptr+2;
+
+ if (tmp)
+ isis_print_mt_capability_subtlv (tptr, tmp);
+
+ break;
+
case ISIS_TLV_TE_ROUTER_ID:
if (!TTEST2(*pptr, sizeof(struct in_addr)))
goto trunctlv;
projects / tcpdump / blobdiff