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Refine ipv6only handling

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This commit is contained in:
Max Lv
2019-03-10 07:40:07 +08:00
parent 1a77023777
commit 3fa9e57248
6 changed files with 27 additions and 15 deletions
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src/netutils.c
+7 -7
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@@ -285,17 +285,17 @@ validate_hostname(const char *hostname, const int hostname_len)
}
int
is_ipv6only(ss_addr_t *servers, size_t server_num)
is_ipv6only(ss_addr_t *servers, size_t server_num, int ipv6first)
{
struct cork_ip ip;
int i;
for (i = 0; i < server_num; i++)
{
if (cork_ip_init(&ip, servers[i].host) != -1) {
if (ip.version != 6) {
return 0;
}
} else {
struct sockaddr_storage storage;
memset(&storage, 0, sizeof(struct sockaddr_storage));
if (get_sockaddr(servers[i].host, servers[i].port, &storage, 1, ipv6first) == -1) {
FATAL("failed to resolve the provided hostname");
}
if (storage.ss_family != AF_INET6) {
return 0;
}
}