static int ifmib_scan_interfaces(struct ifstat_driver *driver,
struct ifstat_list *ifs) {
int count, i;
struct ifmibdata ifmd;
if ((count = get_ifcount()) <= 0)
return 0;
for (i = 1; i <= count; i++) {
if (!get_ifdata(i, &ifmd))
continue;
examine_interface(ifs, ifmd.ifmd_name, ifmd.ifmd_flags,
ifmd.ifmd_data.ifi_type);
}
return 1;
}
int get_net_data(const char * _dev, struct net_data * _data)
{
int i;
int name[6];
size_t len;
struct ifmibdata ifmd;
int ifcount = get_ifcount();
int found_device = 0;
len = sizeof(ifmd);
name[0] = CTL_NET;
name[1] = PF_LINK;
name[2] = NETLINK_GENERIC;
name[3] = IFMIB_IFDATA;
name[5] = IFDATA_GENERAL;
for (i = 1; i <= ifcount; i++)
{
name[4] = i;
sysctl(name, 6, &ifmd, &len, (void *) 0, 0);
if (!strcmp(ifmd.ifmd_name, _dev))
{
_data->s = ifmd.ifmd_data.ifi_obytes;
_data->r = ifmd.ifmd_data.ifi_ibytes;
found_device = 1;
break;
}
}
if (!found_device || ifcount == 0) return -1;
return 0;
}
static int ifmib_get_stats(struct ifstat_driver *driver,
struct ifstat_list *ifs) {
int count, i;
struct ifmibdata ifmd;
struct ifstat_data *cur;
if (ifs->flags & IFSTAT_HASINDEX) { /* poll by index */
for (cur = ifs->first; cur != NULL; cur = cur->next) {
i = ifstat_get_interface_index(cur);
if (i < 0 || !get_ifdata(i, &ifmd))
continue;
if (strcmp(ifstat_get_interface_name(cur), ifmd.ifmd_name))
continue;
ifstat_set_interface_stats(cur,
ifmd.ifmd_data.ifi_ibytes,
ifmd.ifmd_data.ifi_obytes);
ifstat_set_interface_index(cur, i);
}
return 1;
}
if ((count = get_ifcount()) <= 0)
return 0;
for (i = 1; i <= count; i++) {
if (!get_ifdata(i, &ifmd))
continue;
if ((cur = ifstat_get_interface(ifs, ifmd.ifmd_name)) == NULL)
continue;
ifstat_set_interface_stats(cur,
ifmd.ifmd_data.ifi_ibytes,
ifmd.ifmd_data.ifi_obytes);
ifstat_set_interface_index(cur, i);
}
return 1;
}
