void _hsrp_print(netdissect_options *ndo, register const uint8_t *bp, register u_int len) { struct hsrp *hp = (struct hsrp *) bp; ND_TCHECK(hp->hsrp_version); ND_PRINT((ndo, "HSRPv%d", hp->hsrp_version)); if (hp->hsrp_version != 0) return; ND_TCHECK(hp->hsrp_op_code); ND_PRINT((ndo, "-")); ND_PRINT((ndo, "%s ", tok2strary(op_code_str, "unknown (%d)", hp->hsrp_op_code))); ND_PRINT((ndo, "%d: ", len)); ND_TCHECK(hp->hsrp_state); ND_PRINT((ndo, "state=%s ", tok2str(states, "Unknown (%d)", hp->hsrp_state))); ND_TCHECK(hp->hsrp_group); ND_PRINT((ndo, "group=%d ", hp->hsrp_group)); ND_TCHECK(hp->hsrp_reserved); if (hp->hsrp_reserved != 0) { ND_PRINT((ndo, "[reserved=%d!] ", hp->hsrp_reserved)); } ND_TCHECK(hp->hsrp_virtaddr); ND_PRINT((ndo, "addr=%s", ipaddr_string(ndo, &hp->hsrp_virtaddr))); if (ndo->ndo_vflag) { ND_PRINT((ndo, " hellotime=")); relts_print(ndo, hp->hsrp_hellotime); ND_PRINT((ndo, " holdtime=")); relts_print(ndo, hp->hsrp_holdtime); ND_PRINT((ndo, " priority=%d", hp->hsrp_priority)); ND_PRINT((ndo, " auth=\"")); if (fn_printn(ndo, hp->hsrp_authdata, sizeof(hp->hsrp_authdata), ndo->ndo_snapend)) { ND_PRINT((ndo, "\"")); goto trunc; } ND_PRINT((ndo, "\"")); } return; trunc: ND_PRINT((ndo, "[|hsrp]")); }
void hsrp_print(register const u_int8_t *bp, register u_int len) { struct hsrp *hp = (struct hsrp *) bp; TCHECK(hp->hsrp_version); printf("HSRPv%d", hp->hsrp_version); if (hp->hsrp_version != 0) return; TCHECK(hp->hsrp_op_code); printf("-"); printf("%s ", tok2strary(op_code_str, "unknown (%d)", hp->hsrp_op_code)); printf("%d: ", len); TCHECK(hp->hsrp_state); printf("state=%s ", tok2str(states, "Unknown (%d)", hp->hsrp_state)); TCHECK(hp->hsrp_group); printf("group=%d ", hp->hsrp_group); TCHECK(hp->hsrp_reserved); if (hp->hsrp_reserved != 0) { printf("[reserved=%d!] ", hp->hsrp_reserved); } TCHECK(hp->hsrp_virtaddr); printf("addr=%s", ipaddr_string(&hp->hsrp_virtaddr)); if (vflag) { printf(" hellotime="); relts_print(hp->hsrp_hellotime); printf(" holdtime="); relts_print(hp->hsrp_holdtime); printf(" priority=%d", hp->hsrp_priority); printf(" auth=\""); if (fn_printn(hp->hsrp_authdata, sizeof(hp->hsrp_authdata), snapend)) { printf("\""); goto trunc; } printf("\""); } return; trunc: printf("[|hsrp]"); }
static int print_prune(register const u_char *bp) { TCHECK2(bp[0], 12); printf(" src %s grp %s", ipaddr_string(bp), ipaddr_string(bp + 4)); bp += 8; (void)printf(" timer "); relts_print(EXTRACT_32BITS(bp)); return (0); trunc: return (-1); }
static int print_prune(netdissect_options *ndo, register const u_char *bp) { ND_TCHECK2(bp[0], 12); ND_PRINT((ndo, " src %s grp %s", ipaddr_string(ndo, bp), ipaddr_string(ndo, bp + 4))); bp += 8; ND_PRINT((ndo, " timer ")); relts_print(ndo, EXTRACT_32BITS(bp)); return (0); trunc: return (-1); }
void lwres_print(netdissect_options *ndo, register const u_char *bp, u_int length) { const struct lwres_lwpacket *np; uint32_t v; const char *s; int response; int advance; int unsupported = 0; np = (const struct lwres_lwpacket *)bp; ND_TCHECK(np->authlength); ND_PRINT((ndo, " lwres")); v = EXTRACT_16BITS(&np->version); if (ndo->ndo_vflag || v != LWRES_LWPACKETVERSION_0) ND_PRINT((ndo, " v%u", v)); if (v != LWRES_LWPACKETVERSION_0) { s = (const char *)np + EXTRACT_32BITS(&np->length); goto tail; } response = EXTRACT_16BITS(&np->pktflags) & LWRES_LWPACKETFLAG_RESPONSE; /* opcode and pktflags */ v = EXTRACT_32BITS(&np->opcode); s = tok2str(opcode, "#0x%x", v); ND_PRINT((ndo, " %s%s", s, response ? "" : "?")); /* pktflags */ v = EXTRACT_16BITS(&np->pktflags); if (v & ~LWRES_LWPACKETFLAG_RESPONSE) ND_PRINT((ndo, "[0x%x]", v)); if (ndo->ndo_vflag > 1) { ND_PRINT((ndo, " (")); /*)*/ ND_PRINT((ndo, "serial:0x%x", EXTRACT_32BITS(&np->serial))); ND_PRINT((ndo, " result:0x%x", EXTRACT_32BITS(&np->result))); ND_PRINT((ndo, " recvlen:%u", EXTRACT_32BITS(&np->recvlength))); /* BIND910: not used */ if (ndo->ndo_vflag > 2) { ND_PRINT((ndo, " authtype:0x%x", EXTRACT_16BITS(&np->authtype))); ND_PRINT((ndo, " authlen:%u", EXTRACT_16BITS(&np->authlength))); } /*(*/ ND_PRINT((ndo, ")")); } /* per-opcode content */ if (!response) { /* * queries */ lwres_gabnrequest_t *gabn; lwres_gnbarequest_t *gnba; lwres_grbnrequest_t *grbn; uint32_t l; gabn = NULL; gnba = NULL; grbn = NULL; switch (EXTRACT_32BITS(&np->opcode)) { case LWRES_OPCODE_NOOP: break; case LWRES_OPCODE_GETADDRSBYNAME: gabn = (lwres_gabnrequest_t *)(np + 1); ND_TCHECK(gabn->namelen); /* XXX gabn points to packed struct */ s = (const char *)&gabn->namelen + sizeof(gabn->namelen); l = EXTRACT_16BITS(&gabn->namelen); /* BIND910: not used */ if (ndo->ndo_vflag > 2) { ND_PRINT((ndo, " flags:0x%x", EXTRACT_32BITS(&gabn->flags))); } v = EXTRACT_32BITS(&gabn->addrtypes); switch (v & (LWRES_ADDRTYPE_V4 | LWRES_ADDRTYPE_V6)) { case LWRES_ADDRTYPE_V4: ND_PRINT((ndo, " IPv4")); break; case LWRES_ADDRTYPE_V6: ND_PRINT((ndo, " IPv6")); break; case LWRES_ADDRTYPE_V4 | LWRES_ADDRTYPE_V6: ND_PRINT((ndo, " IPv4/6")); break; } if (v & ~(LWRES_ADDRTYPE_V4 | LWRES_ADDRTYPE_V6)) ND_PRINT((ndo, "[0x%x]", v)); advance = lwres_printname(ndo, l, s); if (advance < 0) goto trunc; s += advance; break; case LWRES_OPCODE_GETNAMEBYADDR: gnba = (lwres_gnbarequest_t *)(np + 1); ND_TCHECK(gnba->addr); /* BIND910: not used */ if (ndo->ndo_vflag > 2) { ND_PRINT((ndo, " flags:0x%x", EXTRACT_32BITS(&gnba->flags))); } s = (const char *)&gnba->addr; advance = lwres_printaddr(ndo, &gnba->addr); if (advance < 0) goto trunc; s += advance; break; case LWRES_OPCODE_GETRDATABYNAME: /* XXX no trace, not tested */ grbn = (lwres_grbnrequest_t *)(np + 1); ND_TCHECK(grbn->namelen); /* BIND910: not used */ if (ndo->ndo_vflag > 2) { ND_PRINT((ndo, " flags:0x%x", EXTRACT_32BITS(&grbn->flags))); } ND_PRINT((ndo, " %s", tok2str(ns_type2str, "Type%d", EXTRACT_16BITS(&grbn->rdtype)))); if (EXTRACT_16BITS(&grbn->rdclass) != C_IN) { ND_PRINT((ndo, " %s", tok2str(ns_class2str, "Class%d", EXTRACT_16BITS(&grbn->rdclass)))); } /* XXX grbn points to packed struct */ s = (const char *)&grbn->namelen + sizeof(grbn->namelen); l = EXTRACT_16BITS(&grbn->namelen); advance = lwres_printname(ndo, l, s); if (advance < 0) goto trunc; s += advance; break; default: unsupported++; break; } } else { /* * responses */ lwres_gabnresponse_t *gabn; lwres_gnbaresponse_t *gnba; lwres_grbnresponse_t *grbn; uint32_t l, na; uint32_t i; gabn = NULL; gnba = NULL; grbn = NULL; switch (EXTRACT_32BITS(&np->opcode)) { case LWRES_OPCODE_NOOP: break; case LWRES_OPCODE_GETADDRSBYNAME: gabn = (lwres_gabnresponse_t *)(np + 1); ND_TCHECK(gabn->realnamelen); /* XXX gabn points to packed struct */ s = (const char *)&gabn->realnamelen + sizeof(gabn->realnamelen); l = EXTRACT_16BITS(&gabn->realnamelen); /* BIND910: not used */ if (ndo->ndo_vflag > 2) { ND_PRINT((ndo, " flags:0x%x", EXTRACT_32BITS(&gabn->flags))); } ND_PRINT((ndo, " %u/%u", EXTRACT_16BITS(&gabn->naliases), EXTRACT_16BITS(&gabn->naddrs))); advance = lwres_printname(ndo, l, s); if (advance < 0) goto trunc; s += advance; /* aliases */ na = EXTRACT_16BITS(&gabn->naliases); for (i = 0; i < na; i++) { advance = lwres_printnamelen(ndo, s); if (advance < 0) goto trunc; s += advance; } /* addrs */ na = EXTRACT_16BITS(&gabn->naddrs); for (i = 0; i < na; i++) { advance = lwres_printaddr(ndo, (lwres_addr_t *)s); if (advance < 0) goto trunc; s += advance; } break; case LWRES_OPCODE_GETNAMEBYADDR: gnba = (lwres_gnbaresponse_t *)(np + 1); ND_TCHECK(gnba->realnamelen); /* XXX gnba points to packed struct */ s = (const char *)&gnba->realnamelen + sizeof(gnba->realnamelen); l = EXTRACT_16BITS(&gnba->realnamelen); /* BIND910: not used */ if (ndo->ndo_vflag > 2) { ND_PRINT((ndo, " flags:0x%x", EXTRACT_32BITS(&gnba->flags))); } ND_PRINT((ndo, " %u", EXTRACT_16BITS(&gnba->naliases))); advance = lwres_printname(ndo, l, s); if (advance < 0) goto trunc; s += advance; /* aliases */ na = EXTRACT_16BITS(&gnba->naliases); for (i = 0; i < na; i++) { advance = lwres_printnamelen(ndo, s); if (advance < 0) goto trunc; s += advance; } break; case LWRES_OPCODE_GETRDATABYNAME: /* XXX no trace, not tested */ grbn = (lwres_grbnresponse_t *)(np + 1); ND_TCHECK(grbn->nsigs); /* BIND910: not used */ if (ndo->ndo_vflag > 2) { ND_PRINT((ndo, " flags:0x%x", EXTRACT_32BITS(&grbn->flags))); } ND_PRINT((ndo, " %s", tok2str(ns_type2str, "Type%d", EXTRACT_16BITS(&grbn->rdtype)))); if (EXTRACT_16BITS(&grbn->rdclass) != C_IN) { ND_PRINT((ndo, " %s", tok2str(ns_class2str, "Class%d", EXTRACT_16BITS(&grbn->rdclass)))); } ND_PRINT((ndo, " TTL ")); relts_print(ndo, EXTRACT_32BITS(&grbn->ttl)); ND_PRINT((ndo, " %u/%u", EXTRACT_16BITS(&grbn->nrdatas), EXTRACT_16BITS(&grbn->nsigs))); /* XXX grbn points to packed struct */ s = (const char *)&grbn->nsigs+ sizeof(grbn->nsigs); advance = lwres_printnamelen(ndo, s); if (advance < 0) goto trunc; s += advance; /* rdatas */ na = EXTRACT_16BITS(&grbn->nrdatas); for (i = 0; i < na; i++) { /* XXX should decode resource data */ advance = lwres_printbinlen(ndo, s); if (advance < 0) goto trunc; s += advance; } /* sigs */ na = EXTRACT_16BITS(&grbn->nsigs); for (i = 0; i < na; i++) { /* XXX how should we print it? */ advance = lwres_printbinlen(ndo, s); if (advance < 0) goto trunc; s += advance; } break; default: unsupported++; break; } } tail: /* length mismatch */ if (EXTRACT_32BITS(&np->length) != length) { ND_PRINT((ndo, " [len: %u != %u]", EXTRACT_32BITS(&np->length), length)); } if (!unsupported && s < (const char *)np + EXTRACT_32BITS(&np->length)) ND_PRINT((ndo, "[extra]")); return; trunc: ND_PRINT((ndo, "[|lwres]")); }