void
epcap_loop(EPCAP_STATE *ep)
{
pcap_t *p = ep->p;
struct pcap_pkthdr *hdr = NULL;
const u_char *pkt = NULL;
int read_packet = 1;
int datalink = pcap_datalink(p);
while (read_packet) {
switch (pcap_next_ex(p, &hdr, &pkt)) {
case 0: /* timeout */
VERBOSE(1, "timeout reading packet");
break;
case 1: /* got packet */
epcap_response(hdr, pkt, datalink);
break;
case -2: /* eof */
VERBOSE(1, "end of file");
epcap_ctrl("eof");
read_packet = 0;
break;
case -1: /* error reading packet */
VERBOSE(1, "error reading packet");
/* fall through */
default:
read_packet = 0;
}
}
}
static void
epcap_loop(EPCAP_STATE *ep)
{
int rv = -1;
rv = pcap_loop(ep->p, -1, epcap_response, (u_char *)ep);
switch (rv) {
case -2:
break;
case -1: /* error reading packet */
VERBOSE(1, "%s", pcap_geterr(ep->p));
break;
default:
if (ep->file)
epcap_ctrl("eof");
break;
}
}
