-
- for (int i = 0; i < len; ++i) {
- if (addr[i].preferred > 0 && addr[i].prefix > minprefix)
- minprefix = addr[i].prefix;
-
- addr[i].addr.s6_addr32[3] = 0;
-
- if (addr[i].preferred < UINT32_MAX - now)
- addr[i].preferred += now;
-
- if (addr[i].valid < UINT32_MAX - now)
- addr[i].valid += now;
- }
-
- struct dhcpv6_assignment *border = list_last_entry(&iface->ia_assignments, struct dhcpv6_assignment, head);
- border->assigned = 1 << (64 - minprefix);
-
- bool change = len != (int)iface->ia_addr_len;
- for (int i = 0; !change && i < len; ++i)
- if (addr[i].addr.s6_addr32[0] != iface->ia_addr[i].addr.s6_addr32[0] ||
- addr[i].addr.s6_addr32[1] != iface->ia_addr[i].addr.s6_addr32[1] ||
- (addr[i].preferred > 0) != (iface->ia_addr[i].preferred > 0) ||
- (addr[i].valid > (uint32_t)now + 7200) !=
- (iface->ia_addr[i].valid > (uint32_t)now + 7200))
- change = true;
-
- if (change) {
- struct dhcpv6_assignment *c;
- list_for_each_entry(c, &iface->ia_assignments, head)
- if (c != border && !iface->managed)
- apply_lease(iface, c, false);
+ for (size_t i = 0; i < iface->ia_addr_len; ++i) {
+ if (iface->ia_addr[i].preferred > (uint32_t)now &&
+ iface->ia_addr[i].prefix < 64 &&
+ iface->ia_addr[i].prefix > minprefix)
+ minprefix = iface->ia_addr[i].prefix;