int
main(int argc, char **argv)
{
capdev_t interfaces[32];
int numdev, i;
/* Try loading the DLL. */
#ifdef _WIN32
pcap_handle = dynld_module("wpcap.dll", pcap_imports);
#else
pcap_handle = dynld_module("libpcap.so", pcap_imports);
#endif
if (pcap_handle == NULL) {
#ifdef _WIN32
fprintf(stderr, "Unable to load WinPcap DLL !\n");
#else
fprintf(stderr, "Unable to load libpcap.so !\n");
#endif
return(1);
}
/* Get the list. */
numdev = get_devlist(interfaces);
if (argc == 1) {
/* No arguments, just show the list. */
show_devs(interfaces, numdev);
dynld_close(pcap_handle);
return(numdev);
}
/* Assume argument to be the interface number to listen on. */
i = atoi(argv[1]);
if (i < 0 || i > numdev) {
fprintf(stderr, "Invalid interface number %d !\n", i);
dynld_close(pcap_handle);
return(1);
}
/* Looks good, go and listen.. */
i = start_cap(interfaces[i-1].device);
dynld_close(pcap_handle);
return(i);
}
/* Initialize the (Win)Pcap module for use. */
void
network_pcap_reset(void)
{
/* Try loading the DLL. */
pcap_handle = dynld_module("wpcap.dll", pcap_imports);
return;
}
/* Initialize the (Win)Pcap module for use. */
int
network_pcap_init(netdev_t *list)
{
char errbuf[PCAP_ERRBUF_SIZE];
pcap_if_t *devlist, *dev;
int i = 0;
/* Local variables. */
pcap = NULL;
/* Try loading the DLL. */
pcap_handle = dynld_module("wpcap.dll", pcap_imports);
if (pcap_handle == NULL) return(-1);
/* Retrieve the device list from the local machine */
if (f_pcap_findalldevs(&devlist, errbuf) == -1) {
pclog("PCAP: error in pcap_findalldevs: %s\n", errbuf);
return(-1);
}
for (dev=devlist; dev!=NULL; dev=dev->next) {
strcpy(list->device, dev->name);
if (dev->description)
strcpy(list->description, dev->description);
else
memset(list->description, '\0', sizeof(list->description));
list++; i++;
}
/* Release the memory. */
f_pcap_freealldevs(devlist);
return(i);
}
