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/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* SPDX-License-Identifier: MPL-2.0
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, you can obtain one at https://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
#include <stdlib.h>
#include <unistd.h>
#include <isc/managers.h>
#include <isc/mem.h>
#include <isc/print.h>
#include <isc/task.h>
#include <isc/time.h>
#include <isc/timer.h>
#include <isc/util.h>
isc_mem_t *mctx = NULL;
static void
my_callback(isc_task_t *task, isc_event_t *event) {
int i, j;
char *name = event->ev_arg;
j = 0;
for (i = 0; i < 1000000; i++) {
j += 100;
}
printf("task %s (%p): %d\n", name, task, j);
isc_event_free(&event);
}
static void
my_shutdown(isc_task_t *task, isc_event_t *event) {
char *name = event->ev_arg;
printf("shutdown %s (%p)\n", name, task);
isc_event_free(&event);
}
static void
my_tick(isc_task_t *task, isc_event_t *event) {
char *name = event->ev_arg;
printf("task %p tick %s\n", task, name);
isc_event_free(&event);
}
static char one[] = "1";
static char two[] = "2";
static char three[] = "3";
static char four[] = "4";
static char foo[] = "foo";
static char bar[] = "bar";
int
main(int argc, char *argv[]) {
isc_nm_t *netmgr = NULL;
isc_taskmgr_t *taskmgr = NULL;
isc_task_t *t1 = NULL, *t2 = NULL;
isc_task_t *t3 = NULL, *t4 = NULL;
isc_event_t *event;
unsigned int workers;
isc_timermgr_t *timgr;
isc_timer_t *ti1, *ti2;
struct isc_interval interval;
if (argc > 1) {
workers = atoi(argv[1]);
if (workers < 1) {
workers = 1;
}
if (workers > 8192) {
workers = 8192;
}
} else {
workers = 2;
}
printf("%u workers\n", workers);
isc_mem_create(&mctx);
RUNTIME_CHECK(isc_managers_create(mctx, workers, 0, &netmgr,
&taskmgr) == ISC_R_SUCCESS);
RUNTIME_CHECK(isc_task_create(taskmgr, 0, &t1) == ISC_R_SUCCESS);
RUNTIME_CHECK(isc_task_create(taskmgr, 0, &t2) == ISC_R_SUCCESS);
RUNTIME_CHECK(isc_task_create(taskmgr, 0, &t3) == ISC_R_SUCCESS);
RUNTIME_CHECK(isc_task_create(taskmgr, 0, &t4) == ISC_R_SUCCESS);
RUNTIME_CHECK(isc_task_onshutdown(t1, my_shutdown, one) ==
ISC_R_SUCCESS);
RUNTIME_CHECK(isc_task_onshutdown(t2, my_shutdown, two) ==
ISC_R_SUCCESS);
RUNTIME_CHECK(isc_task_onshutdown(t3, my_shutdown, three) ==
ISC_R_SUCCESS);
RUNTIME_CHECK(isc_task_onshutdown(t4, my_shutdown, four) ==
ISC_R_SUCCESS);
timgr = NULL;
RUNTIME_CHECK(isc_timermgr_create(mctx, &timgr) == ISC_R_SUCCESS);
ti1 = NULL;
isc_interval_set(&interval, 1, 0);
RUNTIME_CHECK(isc_timer_create(timgr, isc_timertype_ticker, NULL,
&interval, t1, my_tick, foo,
&ti1) == ISC_R_SUCCESS);
ti2 = NULL;
isc_interval_set(&interval, 1, 0);
RUNTIME_CHECK(isc_timer_create(timgr, isc_timertype_ticker, NULL,
&interval, t2, my_tick, bar,
&ti2) == ISC_R_SUCCESS);
printf("task 1 = %p\n", t1);
printf("task 2 = %p\n", t2);
#ifndef WIN32
sleep(2);
#else /* ifndef WIN32 */
Sleep(2000);
#endif /* ifndef WIN32 */
/*
* Note: (void *)1 is used as a sender here, since some compilers
* don't like casting a function pointer to a (void *).
*
* In a real use, it is more likely the sender would be a
* structure (socket, timer, task, etc) but this is just a test
* program.
*/
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, one,
sizeof(*event));
isc_task_send(t1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, one,
sizeof(*event));
isc_task_send(t1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, one,
sizeof(*event));
isc_task_send(t1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, one,
sizeof(*event));
isc_task_send(t1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, one,
sizeof(*event));
isc_task_send(t1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, one,
sizeof(*event));
isc_task_send(t1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, one,
sizeof(*event));
isc_task_send(t1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, one,
sizeof(*event));
isc_task_send(t1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, one,
sizeof(*event));
isc_task_send(t1, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, two,
sizeof(*event));
isc_task_send(t2, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, three,
sizeof(*event));
isc_task_send(t3, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, four,
sizeof(*event));
isc_task_send(t4, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, two,
sizeof(*event));
isc_task_send(t2, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, three,
sizeof(*event));
isc_task_send(t3, &event);
event = isc_event_allocate(mctx, (void *)1, 1, my_callback, four,
sizeof(*event));
isc_task_send(t4, &event);
isc_task_purgerange(t3, NULL, ISC_EVENTTYPE_FIRSTEVENT,
ISC_EVENTTYPE_LASTEVENT, NULL);
isc_task_detach(&t1);
isc_task_detach(&t2);
isc_task_detach(&t3);
isc_task_detach(&t4);
#ifndef WIN32
sleep(10);
#else /* ifndef WIN32 */
Sleep(10000);
#endif /* ifndef WIN32 */
printf("destroy\n");
isc_timer_destroy(&ti1);
isc_timer_destroy(&ti2);
isc_timermgr_destroy(&timgr);
isc_managers_destroy(&netmgr, &taskmgr);
printf("destroyed\n");
isc_mem_stats(mctx, stdout);
isc_mem_destroy(&mctx);
return (0);
}
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