/*
* This is the top level routine of the printer. 'p' points
* to the ether header of the packet, 'h->ts' is the timestamp,
* 'h->len' is the length of the packet off the wire, and 'h->caplen'
* is the number of bytes actually captured.
*/
u_int
ap1394_if_print(const struct pcap_pkthdr *h, const u_char *p)
{
u_int length = h->len;
u_int caplen = h->caplen;
struct firewire_header *fp;
u_short ether_type;
if (caplen < FIREWIRE_HDRLEN) {
printf("[|ap1394]");
return FIREWIRE_HDRLEN;
}
if (eflag)
ap1394_hdr_print(p, length);
length -= FIREWIRE_HDRLEN;
caplen -= FIREWIRE_HDRLEN;
fp = (struct firewire_header *)p;
p += FIREWIRE_HDRLEN;
ether_type = EXTRACT_16BITS(&fp->firewire_type);
if (ethertype_print(ether_type, p, length, caplen) == 0) {
/* ether_type not known, print raw packet */
if (!eflag)
ap1394_hdr_print((u_char *)fp, length + FIREWIRE_HDRLEN);
if (!suppress_default_print)
default_print(p, caplen);
}
return FIREWIRE_HDRLEN;
}
/*
* This is the top level routine of the printer. 'p' points
* to the ether header of the packet, 'h->ts' is the timestamp,
* 'h->len' is the length of the packet off the wire, and 'h->caplen'
* is the number of bytes actually captured.
*/
u_int
ap1394_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_char *p)
{
u_int length = h->len;
u_int caplen = h->caplen;
struct firewire_header *fp;
u_short ether_type;
if (caplen < FIREWIRE_HDRLEN) {
ND_PRINT((ndo, "[|ap1394]"));
return FIREWIRE_HDRLEN;
}
if (ndo->ndo_eflag)
ap1394_hdr_print(ndo, p, length);
length -= FIREWIRE_HDRLEN;
caplen -= FIREWIRE_HDRLEN;
fp = (struct firewire_header *)p;
p += FIREWIRE_HDRLEN;
ether_type = EXTRACT_16BITS(&fp->firewire_type);
if (ethertype_print(ndo, ether_type, p, length, caplen) == 0) {
/* ether_type not known, print raw packet */
if (!ndo->ndo_eflag)
ap1394_hdr_print(ndo, (u_char *)fp, length + FIREWIRE_HDRLEN);
if (!ndo->ndo_suppress_default_print)
ND_DEFAULTPRINT(p, caplen);
}
return FIREWIRE_HDRLEN;
}
/*
* This is the top level routine of the printer. 'p' points
* to the ether header of the packet, 'h->ts' is the timestamp,
* 'h->len' is the length of the packet off the wire, and 'h->caplen'
* is the number of bytes actually captured.
*/
u_int
ap1394_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_char *p)
{
u_int length = h->len;
u_int caplen = h->caplen;
const struct firewire_header *fp;
u_short ether_type;
struct lladdr_info src, dst;
ndo->ndo_protocol = "ap1394_if";
if (caplen < FIREWIRE_HDRLEN) {
nd_print_trunc(ndo);
return FIREWIRE_HDRLEN;
}
if (ndo->ndo_eflag)
ap1394_hdr_print(ndo, p, length);
length -= FIREWIRE_HDRLEN;
caplen -= FIREWIRE_HDRLEN;
fp = (const struct firewire_header *)p;
p += FIREWIRE_HDRLEN;
ether_type = GET_BE_U_2(fp->firewire_type);
src.addr = fp->firewire_shost;
src.addr_string = fwaddr_string;
dst.addr = fp->firewire_dhost;
dst.addr_string = fwaddr_string;
if (ethertype_print(ndo, ether_type, p, length, caplen, &src, &dst) == 0) {
/* ether_type not known, print raw packet */
if (!ndo->ndo_eflag)
ap1394_hdr_print(ndo, (const u_char *)fp, length + FIREWIRE_HDRLEN);
if (!ndo->ndo_suppress_default_print)
ND_DEFAULTPRINT(p, caplen);
}
return FIREWIRE_HDRLEN;
}
