/* Delete IPv6 route from the kernel. */
int
kernel_delete_ipv6_old (struct prefix_ipv6 *dest, struct in6_addr *gate,
int index, int flags, int table)
{
return netlink_route (RTM_DELROUTE, AF_INET6, &dest->prefix, dest->prefixlen,
gate, index, flags, table);
}
void netlink_process(struct ufpd_thread *thread,
uint8_t *read_buf, int read_size)
{
struct nlmsghdr *nlh;
nlh = (struct nlmsghdr *)read_buf;
while(NLMSG_OK(nlh, read_size)){
switch(nlh->nlmsg_type){
case RTM_NEWROUTE:
case RTM_DELROUTE:
netlink_route(thread, nlh);
break;
case RTM_NEWNEIGH:
case RTM_DELNEIGH:
netlink_neigh(thread, nlh);
break;
default:
ufpd_log(LOG_ERR, "unknown type netlink message");
break;
}
nlh = NLMSG_NEXT(nlh, read_size);
}
return;
}
/* Add/Delete a list of IP routes */
void
netlink_rtlist(list rt_list, int cmd)
{
ip_route_t *iproute;
element e;
/* No routes to add */
if (LIST_ISEMPTY(rt_list))
return;
for (e = LIST_HEAD(rt_list); e; ELEMENT_NEXT(e)) {
iproute = ELEMENT_DATA(e);
if ((cmd == IPROUTE_DEL) == iproute->set) {
if (netlink_route(iproute, cmd) > 0)
iproute->set = (cmd == IPROUTE_ADD);
else
iproute->set = false;
}
}
}
/* Add/Delete a list of IP routes */
void
netlink_rtlist(list rt_list, int cmd)
{
ip_route_t *iproute;
element e;
/* No routes to add */
if (LIST_ISEMPTY(rt_list))
return;
for (e = LIST_HEAD(rt_list); e; ELEMENT_NEXT(e)) {
iproute = ELEMENT_DATA(e);
if ((cmd && !iproute->set) ||
(!cmd && iproute->set)) {
if (netlink_route(iproute, cmd) > 0)
iproute->set = (cmd) ? 1 : 0;
else
iproute->set = 0;
}
}
}