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resolved: count the number of addresses per link

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This becomes handy later on. Moreover, we keep track of similar counters
for other objects like this too, hence adding this here too is obvious.
This commit is contained in:
Lennart Poettering 2017-02-13 20:41:09 +01:00
parent 4a46ed1bc6
commit bceaa99d49
2 changed files with 5 additions and 0 deletions
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4
src/resolve/resolved-link.c
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@ -669,6 +669,7 @@ int link_address_new(Link *l, LinkAddress **ret, int family, const union in_addr
a->link = l;
LIST_PREPEND(addresses, l->addresses, a);
l->n_addresses++;
if (ret)
*ret = a;
@ -683,6 +684,9 @@ LinkAddress *link_address_free(LinkAddress *a) {
if (a->link) {
LIST_REMOVE(addresses, a->link->addresses, a);
assert(a->link->n_addresses > 0);
a->link->n_addresses--;
if (a->llmnr_address_rr) {
if (a->family == AF_INET && a->link->llmnr_ipv4_scope)
dns_zone_remove_rr(&a->link->llmnr_ipv4_scope->zone, a->llmnr_address_rr);

1
src/resolve/resolved-link.h
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@ -60,6 +60,7 @@ struct Link {
unsigned flags;
LIST_HEAD(LinkAddress, addresses);
unsigned n_addresses;
LIST_HEAD(DnsServer, dns_servers);
DnsServer *current_dns_server;