1*0a6a1f1dSLionel Sambuc /* $NetBSD: t_sysctl.c,v 1.1 2014/08/09 07:04:03 gson Exp $ */
2*0a6a1f1dSLionel Sambuc
3*0a6a1f1dSLionel Sambuc /*-
4*0a6a1f1dSLionel Sambuc * Copyright (c) 2014 The NetBSD Foundation, Inc.
5*0a6a1f1dSLionel Sambuc * All rights reserved.
6*0a6a1f1dSLionel Sambuc *
7*0a6a1f1dSLionel Sambuc * Redistribution and use in source and binary forms, with or without
8*0a6a1f1dSLionel Sambuc * modification, are permitted provided that the following conditions
9*0a6a1f1dSLionel Sambuc * are met:
10*0a6a1f1dSLionel Sambuc * 1. Redistributions of source code must retain the above copyright
11*0a6a1f1dSLionel Sambuc * notice, this list of conditions and the following disclaimer.
12*0a6a1f1dSLionel Sambuc * 2. Redistributions in binary form must reproduce the above copyright
13*0a6a1f1dSLionel Sambuc * notice, this list of conditions and the following disclaimer in the
14*0a6a1f1dSLionel Sambuc * documentation and/or other materials provided with the distribution.
15*0a6a1f1dSLionel Sambuc *
16*0a6a1f1dSLionel Sambuc * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17*0a6a1f1dSLionel Sambuc * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18*0a6a1f1dSLionel Sambuc * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19*0a6a1f1dSLionel Sambuc * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20*0a6a1f1dSLionel Sambuc * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21*0a6a1f1dSLionel Sambuc * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22*0a6a1f1dSLionel Sambuc * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23*0a6a1f1dSLionel Sambuc * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24*0a6a1f1dSLionel Sambuc * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25*0a6a1f1dSLionel Sambuc * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26*0a6a1f1dSLionel Sambuc * POSSIBILITY OF SUCH DAMAGE.
27*0a6a1f1dSLionel Sambuc */
28*0a6a1f1dSLionel Sambuc
29*0a6a1f1dSLionel Sambuc #include <sys/cdefs.h>
30*0a6a1f1dSLionel Sambuc __COPYRIGHT("@(#) Copyright (c) 2014\
31*0a6a1f1dSLionel Sambuc The NetBSD Foundation, inc. All rights reserved.");
32*0a6a1f1dSLionel Sambuc __RCSID("$NetBSD: t_sysctl.c,v 1.1 2014/08/09 07:04:03 gson Exp $");
33*0a6a1f1dSLionel Sambuc
34*0a6a1f1dSLionel Sambuc #include <sys/sysctl.h>
35*0a6a1f1dSLionel Sambuc #include <errno.h>
36*0a6a1f1dSLionel Sambuc #include <memory.h>
37*0a6a1f1dSLionel Sambuc
38*0a6a1f1dSLionel Sambuc #include <atf-c.h>
39*0a6a1f1dSLionel Sambuc
40*0a6a1f1dSLionel Sambuc ATF_TC(bufsize);
ATF_TC_HEAD(bufsize,tc)41*0a6a1f1dSLionel Sambuc ATF_TC_HEAD(bufsize, tc)
42*0a6a1f1dSLionel Sambuc {
43*0a6a1f1dSLionel Sambuc atf_tc_set_md_var(tc, "descr",
44*0a6a1f1dSLionel Sambuc "Test sysctl integer reads with different buffer sizes");
45*0a6a1f1dSLionel Sambuc }
ATF_TC_BODY(bufsize,tc)46*0a6a1f1dSLionel Sambuc ATF_TC_BODY(bufsize, tc)
47*0a6a1f1dSLionel Sambuc {
48*0a6a1f1dSLionel Sambuc union {
49*0a6a1f1dSLionel Sambuc int int_val;
50*0a6a1f1dSLionel Sambuc unsigned char space[256];
51*0a6a1f1dSLionel Sambuc } buf;
52*0a6a1f1dSLionel Sambuc size_t len;
53*0a6a1f1dSLionel Sambuc for (len = 0; len < sizeof(buf); len++) {
54*0a6a1f1dSLionel Sambuc size_t oldlen = len;
55*0a6a1f1dSLionel Sambuc int r;
56*0a6a1f1dSLionel Sambuc memset(&buf, 0xFF, sizeof(buf));
57*0a6a1f1dSLionel Sambuc r = sysctlbyname("kern.job_control", &buf, &oldlen, 0, (size_t) 0);
58*0a6a1f1dSLionel Sambuc if (len < sizeof(int)) {
59*0a6a1f1dSLionel Sambuc ATF_REQUIRE_EQ(r, -1);
60*0a6a1f1dSLionel Sambuc ATF_REQUIRE_EQ(errno, ENOMEM);
61*0a6a1f1dSLionel Sambuc } else {
62*0a6a1f1dSLionel Sambuc ATF_REQUIRE_EQ(r, 0);
63*0a6a1f1dSLionel Sambuc ATF_REQUIRE_EQ(buf.int_val, 1);
64*0a6a1f1dSLionel Sambuc ATF_REQUIRE_EQ(oldlen, sizeof(int));
65*0a6a1f1dSLionel Sambuc }
66*0a6a1f1dSLionel Sambuc }
67*0a6a1f1dSLionel Sambuc }
68*0a6a1f1dSLionel Sambuc
ATF_TP_ADD_TCS(tp)69*0a6a1f1dSLionel Sambuc ATF_TP_ADD_TCS(tp)
70*0a6a1f1dSLionel Sambuc {
71*0a6a1f1dSLionel Sambuc ATF_TP_ADD_TC(tp, bufsize);
72*0a6a1f1dSLionel Sambuc
73*0a6a1f1dSLionel Sambuc return atf_no_error();
74*0a6a1f1dSLionel Sambuc }
75