/** Update nameserver representation with current name/address pair. */
static void update_nsrep(struct kr_nsrep *ns, size_t pos, uint8_t *addr, size_t addr_len)
{
if (addr == NULL) {
ns->addr[pos].ip.sa_family = AF_UNSPEC;
return;
}
/* Rotate previous addresses to the right. */
memmove(ns->addr + pos + 1, ns->addr + pos, (KR_NSREP_MAXADDR - pos - 1) * sizeof(ns->addr[0]));
switch(addr_len) {
case sizeof(struct in_addr):
ADDR_SET(ns->addr[pos].ip4.sin, AF_INET, addr, addr_len); break;
case sizeof(struct in6_addr):
ADDR_SET(ns->addr[pos].ip6.sin6, AF_INET6, addr, addr_len); break;
default: assert(0); break;
}
}
/** Update nameserver representation with current name/address pair. */
static void update_nsrep(struct kr_nsrep *ns, const knot_dname_t *name, uint8_t *addr, unsigned score)
{
ns->name = name;
ns->score = score;
if (addr == NULL) {
ns->addr.ip.sa_family = AF_UNSPEC;
return;
}
size_t len = pack_obj_len(addr);
void *addr_val = pack_obj_val(addr);
switch(len) {
case sizeof(struct in_addr):
ADDR_SET(ns->addr.ip4.sin, AF_INET, addr_val, len); break;
case sizeof(struct in6_addr):
ADDR_SET(ns->addr.ip6.sin6, AF_INET6, addr_val, len); break;
default: assert(0); break;
}
}
