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Diffstat (limited to 'src/resolve/resolved-dns-transaction.c')
-rw-r--r--src/resolve/resolved-dns-transaction.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/src/resolve/resolved-dns-transaction.c b/src/resolve/resolved-dns-transaction.c
index 81156dfa45..bbbc6377a8 100644
--- a/src/resolve/resolved-dns-transaction.c
+++ b/src/resolve/resolved-dns-transaction.c
@@ -35,7 +35,6 @@ DnsTransaction* dns_transaction_free(DnsTransaction *t) {
sd_event_source_unref(t->timeout_event_source);
- dns_resource_key_unref(t->key);
dns_packet_unref(t->sent);
dns_packet_unref(t->received);
dns_answer_unref(t->cached);
@@ -47,12 +46,14 @@ DnsTransaction* dns_transaction_free(DnsTransaction *t) {
dns_stream_free(t->stream);
if (t->scope) {
- LIST_REMOVE(transactions_by_scope, t->scope->transactions, t);
+ hashmap_remove(t->scope->transactions, t->key);
if (t->id != 0)
hashmap_remove(t->scope->manager->dns_transactions, UINT_TO_PTR(t->id));
}
+ dns_resource_key_unref(t->key);
+
while ((q = set_steal_first(t->queries)))
set_remove(q->transactions, t);
set_free(t->queries);
@@ -89,14 +90,18 @@ int dns_transaction_new(DnsTransaction **ret, DnsScope *s, DnsResourceKey *key)
if (r < 0)
return r;
+ r = hashmap_ensure_allocated(&s->transactions, &dns_resource_key_hash_ops);
+ if (r < 0)
+ return r;
+
t = new0(DnsTransaction, 1);
if (!t)
return -ENOMEM;
t->dns_fd = -1;
-
t->key = dns_resource_key_ref(key);
+ /* Find a fresh, unused transaction id */
do
random_bytes(&t->id, sizeof(t->id));
while (t->id == 0 ||
@@ -108,7 +113,12 @@ int dns_transaction_new(DnsTransaction **ret, DnsScope *s, DnsResourceKey *key)
return r;
}
- LIST_PREPEND(transactions_by_scope, s->transactions, t);
+ r = hashmap_put(s->transactions, t->key, t);
+ if (r < 0) {
+ hashmap_remove(s->manager->dns_transactions, UINT_TO_PTR(t->id));
+ return r;
+ }
+
t->scope = s;
if (ret)
@@ -274,7 +284,7 @@ static int dns_transaction_open_tcp(DnsTransaction *t) {
if (r == 0)
return -EINVAL;
if (family != t->scope->family)
- return -EAFNOSUPPORT;
+ return -ESRCH;
fd = dns_scope_tcp_socket(t->scope, family, &address, LLMNR_PORT, NULL);
}