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/*
* Copyright (c) 2009 Mark Heily <mark@heily.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "common.h"
static int __thread kqfd;
static void
test_kevent_user_add_and_delete(void)
{
struct kevent kev;
kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_ADD, 0, 0, NULL);
test_no_kevents(kqfd);
kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_DELETE, 0, 0, NULL);
test_no_kevents(kqfd);
}
static void
test_kevent_user_get(void)
{
struct kevent kev;
test_no_kevents(kqfd);
/* Add the event, and then trigger it */
kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_ADD | EV_CLEAR, 0, 0, NULL);
kevent_add(kqfd, &kev, 1, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
kev.fflags &= ~NOTE_FFCTRLMASK;
kev.fflags &= ~NOTE_TRIGGER;
kev.flags = EV_CLEAR;
kevent_cmp(&kev, kevent_get(kqfd));
test_no_kevents(kqfd);
}
static void
test_kevent_user_disable_and_enable(void)
{
struct kevent kev;
test_no_kevents(kqfd);
kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_ADD, 0, 0, NULL);
kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_DISABLE, 0, 0, NULL);
/* Trigger the event, but since it is disabled, nothing will happen. */
kevent_add(kqfd, &kev, 1, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
test_no_kevents(kqfd);
kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_ENABLE, 0, 0, NULL);
kevent_add(kqfd, &kev, 1, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
kev.flags = EV_CLEAR;
kev.fflags &= ~NOTE_FFCTRLMASK;
kev.fflags &= ~NOTE_TRIGGER;
kevent_cmp(&kev, kevent_get(kqfd));
}
static void
test_kevent_user_oneshot(void)
{
struct kevent kev;
test_no_kevents(kqfd);
kevent_add(kqfd, &kev, 2, EVFILT_USER, EV_ADD | EV_ONESHOT, 0, 0, NULL);
puts(" -- event 1");
kevent_add(kqfd, &kev, 2, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
kev.flags = EV_ONESHOT;
kev.fflags &= ~NOTE_FFCTRLMASK;
kev.fflags &= ~NOTE_TRIGGER;
kevent_cmp(&kev, kevent_get(kqfd));
test_no_kevents(kqfd);
}
#if HAVE_EV_DISPATCH
void
test_kevent_user_dispatch(void)
{
struct kevent kev;
test_no_kevents(kqfd);
/* Add the event, and then trigger it */
kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_ADD | EV_CLEAR | EV_DISPATCH, 0, 0, NULL);
kevent_add(kqfd, &kev, 1, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
/* Retrieve one event */
kev.fflags &= ~NOTE_FFCTRLMASK;
kev.fflags &= ~NOTE_TRIGGER;
kev.flags = EV_CLEAR;
kevent_cmp(&kev, kevent_get(kqfd));
/* Confirm that the knote is disabled automatically */
test_no_kevents(kqfd);
/* Re-enable the kevent */
/* FIXME- is EV_DISPATCH needed when rearming ? */
kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_ENABLE | EV_CLEAR | EV_DISPATCH, 0, 0, NULL);
test_no_kevents(kqfd);
/* Trigger the event */
kevent_add(kqfd, &kev, 1, EVFILT_USER, 0, NOTE_TRIGGER, 0, NULL);
kev.fflags &= ~NOTE_FFCTRLMASK;
kev.fflags &= ~NOTE_TRIGGER;
kev.flags = EV_CLEAR;
kevent_cmp(&kev, kevent_get(kqfd));
test_no_kevents(kqfd);
/* Delete the watch */
kevent_add(kqfd, &kev, 1, EVFILT_USER, EV_DELETE, 0, 0, NULL);
test_no_kevents(kqfd);
}
#endif /* HAVE_EV_DISPATCH */
void
test_evfilt_user(int _kqfd)
{
kqfd = _kqfd;
test(kevent_user_add_and_delete);
test(kevent_user_get);
test(kevent_user_disable_and_enable);
test(kevent_user_oneshot);
#if HAVE_EV_DISPATCH
test(kevent_user_dispatch);
#endif
/* TODO: try different fflags operations */
}
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