rainlance/c-ares
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Three fixes in one commit (sorry): a) Take care of the tcpbuf if it ends while queued for transmission, note broken servers and close them in the main loop, and store TCP socket generation number in order not to send the same query twice over the same socket.

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This commit is contained in:
Steinar H. Gunderson
2007-09-28 14:28:14 +00:00
parent a6a159dcad
commit b669e17544
7 changed files with 150 additions and 16 deletions
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ares_send.c
+7 -3
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@@ -62,8 +62,9 @@ void ares_send(ares_channel channel, const unsigned char *qbuf, int qlen,
callback(arg, ARES_ENOMEM, NULL, 0);
return;
}
query->skip_server = malloc(channel->nservers * sizeof(int));
if (!query->skip_server)
query->server_info = malloc(channel->nservers *
sizeof(query->server_info[0]));
if (!query->server_info)
{
free(query->tcpbuf);
free(query);
@@ -93,7 +94,10 @@ void ares_send(ares_channel channel, const unsigned char *qbuf, int qlen,
query->try = 0;
query->server = 0;
for (i = 0; i < channel->nservers; i++)
query->skip_server[i] = 0;
{
query->server_info[i].skip_server = 0;
query->server_info[i].tcp_connection_generation = 0;
}
query->using_tcp = (channel->flags & ARES_FLAG_USEVC) || qlen > PACKETSZ;
query->error_status = ARES_ECONNREFUSED;