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      1 /* $NetBSD: t_oneshot.c,v 1.1 2021/10/23 18:46:26 thorpej Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2021 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     26  * POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #include <sys/cdefs.h>
     30 __RCSID("$NetBSD: t_oneshot.c,v 1.1 2021/10/23 18:46:26 thorpej Exp $");
     31 
     32 #include <sys/types.h>
     33 #include <sys/event.h>
     34 #include <errno.h>
     35 #include <stdio.h>
     36 #include <stdlib.h>
     37 #include <time.h>
     38 #include <unistd.h>
     39 
     40 #include <atf-c.h>
     41 
     42 #define	MY_UDATA	((void *)0xbeefcafe)
     43 
     44 ATF_TC(oneshot_udata);
     45 ATF_TC_HEAD(oneshot_udata, tc)
     46 {
     47 	atf_tc_set_md_var(tc, "descr",
     48 	    "tests that udata is round-tripped correctly for ONESHOT events.");
     49 }
     50 
     51 ATF_TC_BODY(oneshot_udata, tc)
     52 {
     53 	struct kevent event[1];
     54 	int kq;
     55 
     56 	ATF_REQUIRE((kq = kqueue()) >= 0);
     57 
     58 	EV_SET(&event[0], 1, EVFILT_TIMER, EV_ADD | EV_ONESHOT, 0, 1, MY_UDATA);
     59 
     60 	ATF_REQUIRE(kevent(kq, event, 1, NULL, 0, NULL) == 0);
     61 	memset(event, 0, sizeof(event));
     62 	ATF_REQUIRE(kevent(kq, NULL, 0, event, 1, NULL) == 1);
     63 	ATF_REQUIRE(event[0].ident == 1);
     64 	ATF_REQUIRE(event[0].data == 1);
     65 	ATF_REQUIRE(event[0].udata == MY_UDATA);
     66 }
     67 
     68 ATF_TP_ADD_TCS(tp)
     69 {
     70 	ATF_TP_ADD_TC(tp, oneshot_udata);
     71 
     72 	return atf_no_error();
     73 }
     74