rainlance/c-ares
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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.)

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This commit is contained in:
Steinar H. Gunderson
2007-09-28 14:46:51 +00:00
parent b669e17544
commit 50ba81cd23
19 changed files with 114 additions and 65 deletions
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ares_query.c
+7 -6
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@@ -37,7 +37,7 @@ struct qquery {
void *arg;
};
static void qcallback(void *arg, int status, unsigned char *abuf, int alen);
static void qcallback(void *arg, int status, int timeouts, unsigned char *abuf, int alen);
void ares__rc4(rc4_key* key, unsigned char *buffer_ptr, int buffer_len)
{
@@ -110,7 +110,8 @@ void ares_query(ares_channel channel, const char *name, int dnsclass,
&qlen);
if (status != ARES_SUCCESS)
{
callback(arg, status, NULL, 0);
if (qbuf != NULL) free(qbuf);
callback(arg, status, 0, NULL, 0);
return;
}
@@ -121,7 +122,7 @@ void ares_query(ares_channel channel, const char *name, int dnsclass,
if (!qquery)
{
ares_free_string(qbuf);
callback(arg, ARES_ENOMEM, NULL, 0);
callback(arg, ARES_ENOMEM, 0, NULL, 0);
return;
}
qquery->callback = callback;
@@ -132,14 +133,14 @@ void ares_query(ares_channel channel, const char *name, int dnsclass,
ares_free_string(qbuf);
}
static void qcallback(void *arg, int status, unsigned char *abuf, int alen)
static void qcallback(void *arg, int status, int timeouts, unsigned char *abuf, int alen)
{
struct qquery *qquery = (struct qquery *) arg;
unsigned int ancount;
int rcode;
if (status != ARES_SUCCESS)
qquery->callback(qquery->arg, status, abuf, alen);
qquery->callback(qquery->arg, status, timeouts, abuf, alen);
else
{
/* Pull the response code and answer count from the packet. */
@@ -168,7 +169,7 @@ static void qcallback(void *arg, int status, unsigned char *abuf, int alen)
status = ARES_EREFUSED;
break;
}
qquery->callback(qquery->arg, status, abuf, alen);
qquery->callback(qquery->arg, status, timeouts, abuf, alen);
}
free(qquery);
}