diff options
Diffstat (limited to 'include/asterisk/dns_resolver.h')
| -rw-r--r-- | include/asterisk/dns_resolver.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asterisk/dns_resolver.h b/include/asterisk/dns_resolver.h index 819ce7a59..2d5f57f13 100644 --- a/include/asterisk/dns_resolver.h +++ b/include/asterisk/dns_resolver.h @@ -90,6 +90,10 @@ void *ast_dns_resolver_get_data(const struct ast_dns_query *query); * \param answer The raw DNS answer * \param answer_size The size of the raw DNS answer * + * Zero-sized and NULL answers are permitted by this function. This may be + * necessary if the query fails at an early stage and no actual DNS response + * has been received from a DNS server. + * * \retval 0 success * \retval -1 failure */ |