HostnameThread *
hostname6_thread_new (const struct in6_addr *ip6_addr,
HostnameThreadCallback callback,
gpointer user_data)
{
HostnameThread *ht;
char buf[INET6_ADDRSTRLEN + 1];
ht = g_malloc0 (sizeof (HostnameThread));
g_assert (ht);
ht->lock = g_mutex_new ();
ht->callback = callback;
ht->user_data = user_data;
ht->addr6.sin6_family = AF_INET6;
ht->addr6.sin6_addr = *ip6_addr;
ht->addr = (struct sockaddr *) &ht->addr6;
ht->addr_size = sizeof (ht->addr6);
ht->thread = g_thread_create (hostname_thread_worker, ht, FALSE, NULL);
if (!ht->thread) {
hostname_thread_free (ht);
return NULL;
}
if (!inet_ntop (AF_INET, ip6_addr, buf, sizeof (buf)))
strcpy (buf, "(unknown)");
nm_log_dbg (LOGD_DNS, "(%p) started IPv6 reverse-lookup thread for address '%s'",
ht, buf);
return ht;
}
static void
lookup_callback (HostnameThread *thread,
int result,
const char *hostname,
gpointer user_data)
{
NMPolicy *policy = (NMPolicy *) user_data;
char *msg;
/* Update the hostname if the calling lookup thread is the in-progress one */
if (!hostname_thread_is_dead (thread) && (thread == policy->lookup)) {
policy->lookup = NULL;
if (!hostname) {
/* Fall back to localhost.localdomain */
msg = g_strdup_printf ("address lookup failed: %d", result);
_set_hostname (policy, TRUE, NULL, msg);
g_free (msg);
} else
_set_hostname (policy, TRUE, hostname, "from address lookup");
}
hostname_thread_free (thread);
}
