u_int
pflog_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h,
register const u_char *p)
{
u_int length = h->len;
u_int hdrlen;
u_int caplen = h->caplen;
const struct pfloghdr *hdr;
uint8_t af;
/* check length */
if (caplen < sizeof(uint8_t)) {
ND_PRINT((ndo, "%s", tstr));
return (caplen);
}
#define MIN_PFLOG_HDRLEN 45
hdr = (const struct pfloghdr *)p;
if (hdr->length < MIN_PFLOG_HDRLEN) {
ND_PRINT((ndo, "[pflog: invalid header length!]"));
return (hdr->length); /* XXX: not really */
}
hdrlen = BPF_WORDALIGN(hdr->length);
if (caplen < hdrlen) {
ND_PRINT((ndo, "%s", tstr));
return (hdrlen); /* XXX: true? */
}
/* print what we know */
ND_TCHECK(*hdr);
if (ndo->ndo_eflag)
pflog_print(ndo, hdr);
/* skip to the real packet */
af = hdr->af;
length -= hdrlen;
caplen -= hdrlen;
p += hdrlen;
switch (af) {
case AF_INET:
#if OPENBSD_AF_INET != AF_INET
case OPENBSD_AF_INET: /* XXX: read pcap files */
#endif
ip_print(ndo, p, length);
break;
#if defined(AF_INET6) || defined(OPENBSD_AF_INET6)
#ifdef AF_INET6
case AF_INET6:
#endif /* AF_INET6 */
#if !defined(AF_INET6) || OPENBSD_AF_INET6 != AF_INET6
case OPENBSD_AF_INET6: /* XXX: read pcap files */
#endif /* !defined(AF_INET6) || OPENBSD_AF_INET6 != AF_INET6 */
ip6_print(ndo, p, length);
break;
#endif /* defined(AF_INET6) || defined(OPENBSD_AF_INET6) */
default:
/* address family not handled, print raw packet */
if (!ndo->ndo_eflag)
pflog_print(ndo, hdr);
if (!ndo->ndo_suppress_default_print)
ND_DEFAULTPRINT(p, caplen);
}
return (hdrlen);
trunc:
ND_PRINT((ndo, "%s", tstr));
return (hdrlen);
}
u_int
pflog_if_print(const struct pcap_pkthdr *h, register const u_char *p)
{
u_int length = h->len;
u_int hdrlen;
u_int caplen = h->caplen;
const struct pfloghdr *hdr;
u_int8_t af;
/* check length */
if (caplen < sizeof(u_int8_t)) {
printf("[|pflog]");
return (caplen);
}
#define MIN_PFLOG_HDRLEN 45
hdr = (struct pfloghdr *)p;
if (hdr->length < MIN_PFLOG_HDRLEN) {
printf("[pflog: invalid header length!]");
return (hdr->length); /* XXX: not really */
}
hdrlen = BPF_WORDALIGN(hdr->length);
if (caplen < hdrlen) {
printf("[|pflog]");
return (hdrlen); /* XXX: true? */
}
/* print what we know */
hdr = (struct pfloghdr *)p;
TCHECK(*hdr);
if (eflag)
pflog_print(hdr);
/* skip to the real packet */
af = hdr->af;
length -= hdrlen;
caplen -= hdrlen;
p += hdrlen;
switch (af) {
case AF_INET:
#if OPENBSD_AF_INET != AF_INET
case OPENBSD_AF_INET: /* XXX: read pcap files */
#endif
ip_print(gndo, p, length);
break;
#ifdef INET6
case AF_INET6:
#if OPENBSD_AF_INET6 != AF_INET6
case OPENBSD_AF_INET6: /* XXX: read pcap files */
#endif
ip6_print(gndo, p, length);
break;
#endif
default:
/* address family not handled, print raw packet */
if (!eflag)
pflog_print(hdr);
if (!suppress_default_print)
default_print(p, caplen);
}
return (hdrlen);
trunc:
printf("[|pflog]");
return (hdrlen);
}