#ifndef lint
static const char rcsid[] _U_ =
- "@(#) $Header: /tcpdump/master/tcpdump/print-ospf.c,v 1.48 2003-11-19 09:44:10 guy Exp $ (LBL)";
+ "@(#) $Header: /tcpdump/master/tcpdump/print-ospf.c,v 1.56.2.4 2006-12-13 08:24:27 hannes Exp $ (LBL)";
#endif
#ifdef HAVE_CONFIG_H
{ OSPF_OPTION_EA, "Advertise External" },
{ OSPF_OPTION_DC, "Demand Circuit" },
{ OSPF_OPTION_O, "Opaque" },
+ { OSPF_OPTION_DN, "Up/Down" },
{ 0, NULL }
};
static struct tok ospf_authtype_values[] = {
{ OSPF_AUTH_NONE, "none" },
- { OSPF_AUTH_NONE, "simple" },
+ { OSPF_AUTH_SIMPLE, "simple" },
{ OSPF_AUTH_MD5, "MD5" },
{ 0, NULL }
};
static struct tok lsa_opaque_values[] = {
{ LS_OPAQUE_TYPE_TE, "Traffic Engineering" },
{ LS_OPAQUE_TYPE_GRACE, "Graceful restart" },
+ { LS_OPAQUE_TYPE_RI, "Router Information" },
{ 0, NULL }
};
{ LS_OPAQUE_TE_LINK_SUBTLV_LINK_PROTECTION_TYPE, "Link Protection Type" },
{ LS_OPAQUE_TE_LINK_SUBTLV_INTF_SW_CAP_DESCR, "Interface Switching Capability" },
{ LS_OPAQUE_TE_LINK_SUBTLV_SHARED_RISK_GROUP, "Shared Risk Link Group" },
+ { LS_OPAQUE_TE_LINK_SUBTLV_BW_CONSTRAINTS, "Bandwidth Constraints" },
{ 0, NULL }
};
-#define LS_OPAQUE_TE_LINK_SUBTLV_LINK_TYPE_PTP 1 /* rfc3630 */
-#define LS_OPAQUE_TE_LINK_SUBTLV_LINK_TYPE_MA 2 /* rfc3630 */
+static struct tok lsa_opaque_grace_tlv_values[] = {
+ { LS_OPAQUE_GRACE_TLV_PERIOD, "Grace Period" },
+ { LS_OPAQUE_GRACE_TLV_REASON, "Graceful restart Reason" },
+ { LS_OPAQUE_GRACE_TLV_INT_ADDRESS, "IPv4 interface address" },
+ { 0, NULL }
+};
+
+static struct tok lsa_opaque_grace_tlv_reason_values[] = {
+ { LS_OPAQUE_GRACE_TLV_REASON_UNKNOWN, "Unknown" },
+ { LS_OPAQUE_GRACE_TLV_REASON_SW_RESTART, "Software Restart" },
+ { LS_OPAQUE_GRACE_TLV_REASON_SW_UPGRADE, "Software Reload/Upgrade" },
+ { LS_OPAQUE_GRACE_TLV_REASON_CP_SWITCH, "Control Processor Switch" },
+ { 0, NULL }
+};
static struct tok lsa_opaque_te_tlv_link_type_sub_tlv_values[] = {
{ LS_OPAQUE_TE_LINK_SUBTLV_LINK_TYPE_PTP, "Point-to-point" },
{ 0, NULL }
};
+static struct tok lsa_opaque_ri_tlv_values[] = {
+ { LS_OPAQUE_RI_TLV_CAP, "Router Capabilities" },
+ { 0, NULL }
+};
+
+static struct tok lsa_opaque_ri_tlv_cap_values[] = {
+ { 1, "Reserved" },
+ { 2, "Reserved" },
+ { 4, "Reserved" },
+ { 8, "Reserved" },
+ { 16, "graceful restart capable" },
+ { 32, "graceful restart helper" },
+ { 64, "Stub router support" },
+ { 128, "Traffic engineering" },
+ { 256, "p2p over LAN" },
+ { 512, "path computation server" },
+ { 0, NULL }
+};
+
static char tstr[] = " [|ospf]";
#ifdef WIN32
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, tlv_type, tlv_length, subtlv_type, subtlv_length, priority_level, te_class;
register int ls_length;
const u_int8_t *tptr;
int count_srlg;
break;
case LS_TYPE_ASE:
+ case LS_TYPE_NSSA: /* fall through - those LSAs share the same format */
TCHECK(lsap->lsa_un.un_nla.nla_mask);
printf("\n\t Mask %s",
ipaddr_string(&lsap->lsa_un.un_asla.asla_mask));
case LS_TYPE_OPAQUE_DW:
switch (*(&lsap->ls_hdr.un_lsa_id.opaque_field.opaque_type)) {
+ case LS_OPAQUE_TYPE_RI:
+ tptr = (u_int8_t *)(&lsap->lsa_un.un_ri_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_ri_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_RI_TLV_CAP:
+ if (tlv_length != 4) {
+ printf("\n\t Bogus length %u != 4", tlv_length);
+ return(ls_end);
+ }
+ printf("Capabilities: %s",
+ bittok2str(lsa_opaque_ri_tlv_cap_values, "Unknown", EXTRACT_32BITS(tptr)));
+ break;
+ default:
+ if (vflag <= 1) {
+ if(!print_unknown_data(tptr,"\n\t ",tlv_length))
+ return(ls_end);
+ }
+ break;
+
+ }
+ 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;
+ }
+
+ break;
case LS_OPAQUE_TYPE_TE:
tptr = (u_int8_t *)(&lsap->lsa_un.un_te_lsa_tlv.type);
while (ls_length != 0) {
- if (!TTEST2(*tptr, 4))
- goto trunc;
+ TCHECK2(*tptr, 4);
if (ls_length < 4) {
printf("\n\t Remaining LS length %u < 4", ls_length);
return(ls_end);
tlv_length);
return(ls_end);
}
- if (!TTEST2(*tptr, 4))
- goto trunc;
+ TCHECK2(*tptr, 4);
subtlv_type = EXTRACT_16BITS(tptr);
subtlv_length = EXTRACT_16BITS(tptr+2);
tptr+=4;
subtlv_type,
subtlv_length);
- if (!TTEST2(*tptr, subtlv_length))
- goto trunc;
+ TCHECK2(*tptr, subtlv_length);
switch(subtlv_type) {
case LS_OPAQUE_TE_LINK_SUBTLV_ADMIN_GROUP:
printf(", 0x%08x", 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,
+ 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;
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;
void
ospf_print(register const u_char *bp, register u_int length,
- register const u_char *bp2)
+ const u_char *bp2 _U_)
{
register const struct ospfhdr *op;
- register const struct ip *ip;
register const u_char *dataend;
register const char *cp;
op = (struct ospfhdr *)bp;
- ip = (struct ip *)bp2;
/* XXX Before we do anything else, strip off the MD5 trailer */
TCHECK(op->ospf_authtype);
/* 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 (%u), length: %u",
+ printf("OSPFv%u, %s, length: %u",
op->ospf_version,
cp,
- op->ospf_type,
length);
if (*cp == 'u')
return;
break;
case OSPF_AUTH_SIMPLE:
- (void)fn_printn(op->ospf_authdata,
- sizeof(op->ospf_authdata), NULL);
- printf("\"");
+ printf("\n\tSimple text password: ");
+ safeputs(op->ospf_authdata, OSPF_AUTH_SIMPLE_LEN);
break;
case OSPF_AUTH_MD5:
projects / tcpdump / blobdiff