1/*-
2 * Copyright (c) 2017 Enji Cooper <ngie@freebsd.org>
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26#include <sys/param.h>
27#include <errno.h>
28#include <fcntl.h>
29#include <kvm.h>
30#include <limits.h>
31#include <paths.h>
32#include <signal.h>
33#include <stdio.h>
34#include <stdlib.h>
35#include <string.h>
36
37#include <atf-c.h>
38
39#include "kvm_test_common.h"
40
41ATF_TC_WITHOUT_HEAD(kvm_open2_negative_test_nonexistent_corefile);
42ATF_TC_BODY(kvm_open2_negative_test_nonexistent_corefile, tc)
43{
44
45	errbuf_clear();
46	ATF_CHECK(kvm_open2(NULL, "/nonexistent", O_RDONLY, NULL, NULL) == NULL);
47	ATF_CHECK(!errbuf_has_error(errbuf));
48	errbuf_clear();
49	ATF_CHECK(kvm_open2(NULL, "/nonexistent", O_RDONLY,
50	    errbuf, NULL) == NULL);
51	ATF_CHECK(errbuf_has_error(errbuf));
52}
53
54ATF_TC_WITHOUT_HEAD(kvm_open2_negative_test_nonexistent_execfile);
55ATF_TC_BODY(kvm_open2_negative_test_nonexistent_execfile, tc)
56{
57
58	errbuf_clear();
59	ATF_CHECK(kvm_open2("/nonexistent", _PATH_DEVZERO, O_RDONLY,
60	    NULL, NULL) == NULL);
61	ATF_CHECK(strlen(errbuf) == 0);
62	errbuf_clear();
63	ATF_CHECK(kvm_open2("/nonexistent", _PATH_DEVZERO, O_RDONLY,
64	    errbuf, NULL) == NULL);
65	ATF_CHECK(errbuf_has_error(errbuf));
66}
67
68ATF_TC(kvm_open2_negative_test_invalid_corefile);
69ATF_TC_HEAD(kvm_open2_negative_test_invalid_corefile, tc)
70{
71
72	atf_tc_set_md_var(tc, "require.user", "root");
73}
74
75ATF_TC_BODY(kvm_open2_negative_test_invalid_corefile, tc)
76{
77	kvm_t *kd;
78
79	errbuf_clear();
80	atf_utils_create_file("some-file", "this is a text file");
81	kd = kvm_open2(NULL, "some-file", O_RDONLY, errbuf, NULL);
82	ATF_CHECK(errbuf_has_error(errbuf));
83	ATF_REQUIRE_MSG(kd == NULL, "kvm_open2 succeeded");
84}
85
86ATF_TC(kvm_open2_negative_test_invalid_execfile);
87ATF_TC_HEAD(kvm_open2_negative_test_invalid_execfile, tc)
88{
89
90	atf_tc_set_md_var(tc, "require.user", "root");
91}
92
93ATF_TC_BODY(kvm_open2_negative_test_invalid_execfile, tc)
94{
95	kvm_t *kd;
96
97	errbuf_clear();
98	atf_utils_create_file("some-file", "this is a text file");
99	kd = kvm_open2("some-file", "/bin/sh", O_RDONLY, errbuf, NULL);
100	ATF_CHECK(errbuf_has_error(errbuf));
101	ATF_REQUIRE_MSG(kd == NULL, "kvm_open2 succeeded unexpectedly");
102}
103
104ATF_TP_ADD_TCS(tp)
105{
106
107	ATF_TP_ADD_TC(tp, kvm_open2_negative_test_invalid_corefile);
108	ATF_TP_ADD_TC(tp, kvm_open2_negative_test_invalid_execfile);
109	ATF_TP_ADD_TC(tp, kvm_open2_negative_test_nonexistent_corefile);
110	ATF_TP_ADD_TC(tp, kvm_open2_negative_test_nonexistent_execfile);
111
112	return (atf_no_error());
113}
114