/* $NetBSD: t_oneshot.c,v 1.1 2021/10/23 18:46:26 thorpej Exp $ */

/*-
* Copyright (c) 2021 The NetBSD Foundation, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#include <sys/cdefs.h>
__RCSID("$NetBSD: t_oneshot.c,v 1.1 2021/10/23 18:46:26 thorpej Exp $");

#include <sys/types.h>
#include <sys/event.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <unistd.h>

#include <atf-c.h>

#define MY_UDATA        ((void *)0xbeefcafe)

ATF_TC(oneshot_udata);
ATF_TC_HEAD(oneshot_udata, tc)
{
       atf_tc_set_md_var(tc, "descr",
           "tests that udata is round-tripped correctly for ONESHOT events.");
}

ATF_TC_BODY(oneshot_udata, tc)
{
       struct kevent event[1];
       int kq;

       ATF_REQUIRE((kq = kqueue()) >= 0);

       EV_SET(&event[0], 1, EVFILT_TIMER, EV_ADD | EV_ONESHOT, 0, 1, MY_UDATA);

       ATF_REQUIRE(kevent(kq, event, 1, NULL, 0, NULL) == 0);
       memset(event, 0, sizeof(event));
       ATF_REQUIRE(kevent(kq, NULL, 0, event, 1, NULL) == 1);
       ATF_REQUIRE(event[0].ident == 1);
       ATF_REQUIRE(event[0].data == 1);
       ATF_REQUIRE(event[0].udata == MY_UDATA);
}

ATF_TP_ADD_TCS(tp)
{
       ATF_TP_ADD_TC(tp, oneshot_udata);

       return atf_no_error();
}