Make the query callbacks return the number of timeouts that happened during the execution of a query, and update documentation accordingly. (Patch from the Google tree.)

1 files changed, 5 insertions, 4 deletions

diff --git a/ares_send.c b/ares_send.c
index fd1450b..c801580 100644
--- a/ares_send.c
+++ b/ares_send.c
@@ -44,7 +44,7 @@ void ares_send(ares_channel channel, const unsigned char *qbuf, int qlen,
   /* Verify that the query is at least long enough to hold the header. */
   if (qlen < HFIXEDSZ || qlen >= (1 << 16))
     {
-      callback(arg, ARES_EBADQUERY, NULL, 0);
+      callback(arg, ARES_EBADQUERY, 0, NULL, 0);
       return;
     }
 
@@ -52,14 +52,14 @@ void ares_send(ares_channel channel, const unsigned char *qbuf, int qlen,
   query = malloc(sizeof(struct query));
   if (!query)
     {
-      callback(arg, ARES_ENOMEM, NULL, 0);
+      callback(arg, ARES_ENOMEM, 0, NULL, 0);
       return;
     }
   query->tcpbuf = malloc(qlen + 2);
   if (!query->tcpbuf)
     {
       free(query);
-      callback(arg, ARES_ENOMEM, NULL, 0);
+      callback(arg, ARES_ENOMEM, 0, NULL, 0);
       return;
     }
   query->server_info = malloc(channel->nservers *
@@ -68,7 +68,7 @@ void ares_send(ares_channel channel, const unsigned char *qbuf, int qlen,
     {
       free(query->tcpbuf);
       free(query);
-      callback(arg, ARES_ENOMEM, NULL, 0);
+      callback(arg, ARES_ENOMEM, 0, NULL, 0);
       return;
     }
 
@@ -100,6 +100,7 @@ void ares_send(ares_channel channel, const unsigned char *qbuf, int qlen,
     }
   query->using_tcp = (channel->flags & ARES_FLAG_USEVC) || qlen > PACKETSZ;
   query->error_status = ARES_ECONNREFUSED;
+  query->timeouts = 0;
 
   /* Chain the query into this channel's query list. */
   query->next = channel->queries;