Gregor Jasny provided the patch that introduces ares_set_socket_callback(),

and I edited it to also get duped by ares_dup().

1 files changed, 12 insertions, 1 deletions

diff --git a/ares/ares_init.c b/ares/ares_init.c
index faa41581b..e8d9ab1d0 100644
--- a/ares/ares_init.c
+++ b/ares/ares_init.c
@@ -159,6 +159,8 @@ int ares_init_options(ares_channel *channelptr, struct ares_options *options,
   channel->servers = NULL;
   channel->sock_state_cb = NULL;
   channel->sock_state_cb_data = NULL;
+  channel->sock_create_cb = NULL;
+  channel->sock_create_cb_data = NULL;
 
   channel->last_server = 0;
   channel->last_timeout_processed = (time_t)now.tv_sec;
@@ -283,8 +285,9 @@ int ares_dup(ares_channel *dest, ares_channel src)
     return rc;
 
   /* Now clone the options that ares_save_options() doesn't support. */
+  (*dest)->sock_create_cb      = src->sock_create_cb;
+  (*dest)->sock_create_cb_data = src->sock_create_cb_data;
 
-  /* No such options available yet */
 
   return ARES_SUCCESS; /* everything went fine */
 
@@ -1551,3 +1554,11 @@ unsigned short ares__generate_new_id(rc4_key* key)
   ares__rc4(key, (unsigned char *)&r, sizeof(r));
   return r;
 }
+
+void ares_set_socket_callback(ares_channel channel,
+                              ares_sock_create_callback cb,
+                              void *data)
+{
+  channel->sock_create_cb = cb;
+  channel->sock_create_cb_data = data;
+}