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Code Issues Releases Wiki Activity

unsend

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This commit is contained in:
Bob Halley
1999-10-07 19:38:39 +00:00
parent 33fdc68000
commit 6d58c9b95e
1 changed files with 41 additions and 5 deletions
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46
lib/dns/dispatch.c
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@@ -1081,6 +1081,8 @@ dns_dispatch_removeresponse(dns_dispatch_t *disp, dns_dispentry_t **resp,
dns_dispatchevent_t *ev;
unsigned int bucket;
isc_boolean_t killit;
unsigned int n;
isc_eventlist_t events;
REQUIRE(VALID_DISPATCH(disp));
REQUIRE(resp != NULL);
@@ -1117,9 +1119,20 @@ dns_dispatch_removeresponse(dns_dispatch_t *disp, dns_dispentry_t **resp,
ISC_LIST_UNLINK(disp->qid_table[bucket], res, link);
XDEBUG(("dns_dispatch_removeresponse: detaching from task %p\n",
res->task));
isc_task_detach(&res->task);
if (ev == NULL && res->item_out) {
/*
* We've posted our event, but the caller hasn't gotten it
* yet. Take it back.
*/
ISC_LIST_INIT(events);
n = isc_task_unsend(res->task, res, DNS_EVENT_DISPATCH,
NULL, &events);
/*
* We had better have gotten it back.
*/
INSIST(n == 1);
ev = (dns_dispatchevent_t *)ISC_LIST_HEAD(events);
}
if (ev != NULL) {
REQUIRE(res->item_out == ISC_TRUE);
@@ -1129,6 +1142,10 @@ dns_dispatch_removeresponse(dns_dispatch_t *disp, dns_dispentry_t **resp,
free_event(disp, ev);
}
XDEBUG(("dns_dispatch_removeresponse: detaching from task %p\n",
res->task));
isc_task_detach(&res->task);
/*
* Free any buffered requests as well
*/
@@ -1219,6 +1236,8 @@ dns_dispatch_removerequest(dns_dispatch_t *disp, dns_dispentry_t **resp,
dns_dispentry_t *res;
dns_dispatchevent_t *ev;
isc_boolean_t killit;
unsigned int n;
isc_eventlist_t events;
REQUIRE(VALID_DISPATCH(disp));
REQUIRE(resp != NULL);
@@ -1254,8 +1273,20 @@ dns_dispatch_removerequest(dns_dispatch_t *disp, dns_dispentry_t **resp,
ISC_LIST_UNLINK(disp->rq_handlers, res, link);
XDEBUG(("dns_dispatch_removerequest: detaching from task %p\n", res->task));
isc_task_detach(&res->task);
if (ev == NULL && res->item_out) {
/*
* We've posted our event, but the caller hasn't gotten it
* yet. Take it back.
*/
ISC_LIST_INIT(events);
n = isc_task_unsend(res->task, res, DNS_EVENT_DISPATCH,
NULL, &events);
/*
* We had better have gotten it back.
*/
INSIST(n == 1);
ev = (dns_dispatchevent_t *)ISC_LIST_HEAD(events);
}
if (ev != NULL) {
REQUIRE(res->item_out == ISC_TRUE);
@@ -1264,6 +1295,11 @@ dns_dispatch_removerequest(dns_dispatch_t *disp, dns_dispentry_t **resp,
free_buffer(disp, ev->buffer.base, ev->buffer.length);
free_event(disp, ev);
}
XDEBUG(("dns_dispatch_removerequest: detaching from task %p\n",
res->task));
isc_task_detach(&res->task);
isc_mempool_put(disp->rpool, res);
if (disp->shutting_down == 1)
do_cancel(disp, NULL);