diff options
Diffstat (limited to 'src/lease.c')
| -rw-r--r-- | src/lease.c | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/src/lease.c b/src/lease.c index cff24a2..5f91bc8 100644 --- a/src/lease.c +++ b/src/lease.c @@ -562,18 +562,31 @@ struct dhcp_lease *lease6_find(unsigned char *clid, int clid_len, memcmp(clid, lease->clid, clid_len) != 0)) continue; - if (clid || addr) - { - lease->flags |= LEASE_USED; - return lease; - } - else - lease->flags &= ~LEASE_USED; + lease->flags |= LEASE_USED; + return lease; } return NULL; } +void lease6_filter(int lease_type, int iaid, struct dhcp_context *context) +{ + struct dhcp_lease *lease; + + for (lease = leases; lease; lease = lease->next) + { + /* reset "USED flag */ + lease->flags &= ~LEASE_USED; + + if (!(lease->flags & lease_type) || lease->hwaddr_type != iaid) + continue; + + /* leases on the wrong interface get filtered out here */ + if (!address6_available(context, (struct in6_addr *)&lease->hwaddr, NULL)) + lease->flags |= LEASE_USED; + } +} + struct dhcp_lease *lease6_find_by_addr(struct in6_addr *net, int prefix, u64 addr) { struct dhcp_lease *lease; |