static inline int SetPktHdr (
NfqImpl* impl,
struct nfq_data* nfad,
DAQ_PktHdr_t* hdr,
uint8_t** pkt
) {
int len = nfq_get_payload(nfad, (char**)pkt);
if ( len <= 0 )
return -1;
hdr->caplen = ((uint32_t)len <= impl->snaplen) ? (uint32_t)len : impl->snaplen;
hdr->pktlen = len;
hdr->flags = 0;
hdr->address_space_id = 0;
// if nfq fails to provide a timestamp, we fall back on tod
if ( nfq_get_timestamp(nfad, &hdr->ts) )
gettimeofday(&hdr->ts, NULL);
hdr->ingress_index = nfq_get_physindev(nfad);
hdr->egress_index = -1;
hdr->ingress_group = -1;
hdr->egress_group = -1;
return 0;
}
static u_int32_t print_pkt (struct nfq_data *tb)
{
int id = 0;
struct nfqnl_msg_packet_hdr *ph;
struct nfqnl_msg_packet_hw *hwph;
u_int32_t mark,ifi;
int ret;
char *data;
ph = nfq_get_msg_packet_hdr(tb);
if (ph) {
id = ntohl(ph->packet_id);
printf("hw_protocol=0x%04x hook=%u id=%u ",
ntohs(ph->hw_protocol), ph->hook, id);
}
hwph = nfq_get_packet_hw(tb);
if (hwph) {
int i, hlen = ntohs(hwph->hw_addrlen);
printf("hw_src_addr=");
for (i = 0; i < hlen-1; i++)
printf("%02x:", hwph->hw_addr[i]);
printf("%02x ", hwph->hw_addr[hlen-1]);
}
mark = nfq_get_nfmark(tb);
if (mark)
printf("mark=%u ", mark);
ifi = nfq_get_indev(tb);
if (ifi)
printf("indev=%u ", ifi);
ifi = nfq_get_outdev(tb);
if (ifi)
printf("outdev=%u ", ifi);
ifi = nfq_get_physindev(tb);
if (ifi)
printf("physindev=%u ", ifi);
ifi = nfq_get_physoutdev(tb);
if (ifi)
printf("physoutdev=%u ", ifi);
ret = nfq_get_payload(tb, &data);
if (ret >= 0) {
printf("payload_len=%d ", ret);
//processPacketData (data, ret);
}
fputc('\n', stdout);
return id;
}
static inline int SetPktHdr (
NfqImpl* impl,
struct nfq_data* nfad,
DAQ_PktHdr_t* hdr,
uint8_t** pkt
) {
int len = nfq_get_payload(nfad, (char**)pkt);
if ( len <= 0 )
return -1;
hdr->caplen = ((uint32_t)len <= impl->snaplen) ? (uint32_t)len : impl->snaplen;
hdr->pktlen = len;
hdr->flags = 0;
nfq_get_timestamp(nfad, &hdr->ts);
hdr->device_index = nfq_get_physindev(nfad);
return 0;
}
int payload_get_physindev(struct payload *self)
{
return nfq_get_physindev(self->nfad);
}
