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/cdefs.h>
27__FBSDID("$FreeBSD$");
28
29#include <sys/param.h>
30#include <errno.h>
31#include <fcntl.h>
32#include <kvm.h>
33#include <limits.h>
34#include <paths.h>
35#include <signal.h>
36#include <stdio.h>
37#include <stdlib.h>
38#include <string.h>
39
40#include <atf-c.h>
41
42#include "kvm_test_common.h"
43
44ATF_TC_WITHOUT_HEAD(kvm_open2_negative_test_nonexistent_corefile);
45ATF_TC_BODY(kvm_open2_negative_test_nonexistent_corefile, tc)
46{
47
48	errbuf_clear();
49	ATF_CHECK(kvm_open2(NULL, "/nonexistent", O_RDONLY, NULL, NULL) == NULL);
50	ATF_CHECK(!errbuf_has_error(errbuf));
51	errbuf_clear();
52	ATF_CHECK(kvm_open2(NULL, "/nonexistent", O_RDONLY,
53	    errbuf, NULL) == NULL);
54	ATF_CHECK(errbuf_has_error(errbuf));
55}
56
57ATF_TC_WITHOUT_HEAD(kvm_open2_negative_test_nonexistent_execfile);
58ATF_TC_BODY(kvm_open2_negative_test_nonexistent_execfile, tc)
59{
60
61	errbuf_clear();
62	ATF_CHECK(kvm_open2("/nonexistent", _PATH_DEVZERO, O_RDONLY,
63	    NULL, NULL) == NULL);
64	ATF_CHECK(strlen(errbuf) == 0);
65	errbuf_clear();
66	ATF_CHECK(kvm_open2("/nonexistent", _PATH_DEVZERO, O_RDONLY,
67	    errbuf, NULL) == NULL);
68	ATF_CHECK(errbuf_has_error(errbuf));
69}
70
71ATF_TC(kvm_open2_negative_test_invalid_corefile);
72ATF_TC_HEAD(kvm_open2_negative_test_invalid_corefile, tc)
73{
74
75	atf_tc_set_md_var(tc, "require.user", "root");
76}
77
78ATF_TC_BODY(kvm_open2_negative_test_invalid_corefile, tc)
79{
80	kvm_t *kd;
81
82	errbuf_clear();
83	atf_utils_create_file("some-file", "this is a text file");
84	kd = kvm_open2(NULL, "some-file", O_RDONLY, errbuf, NULL);
85	ATF_CHECK(errbuf_has_error(errbuf));
86	ATF_REQUIRE_MSG(kd == NULL, "kvm_open2 succeeded");
87}
88
89ATF_TC(kvm_open2_negative_test_invalid_execfile);
90ATF_TC_HEAD(kvm_open2_negative_test_invalid_execfile, tc)
91{
92
93	atf_tc_set_md_var(tc, "require.user", "root");
94}
95
96ATF_TC_BODY(kvm_open2_negative_test_invalid_execfile, tc)
97{
98	kvm_t *kd;
99
100	errbuf_clear();
101	atf_utils_create_file("some-file", "this is a text file");
102	kd = kvm_open2("some-file", "/bin/sh", O_RDONLY, errbuf, NULL);
103	ATF_CHECK(errbuf_has_error(errbuf));
104	ATF_REQUIRE_MSG(kd == NULL, "kvm_open2 succeeded unexpectedly");
105}
106
107ATF_TP_ADD_TCS(tp)
108{
109
110	ATF_TP_ADD_TC(tp, kvm_open2_negative_test_invalid_corefile);
111	ATF_TP_ADD_TC(tp, kvm_open2_negative_test_invalid_execfile);
112	ATF_TP_ADD_TC(tp, kvm_open2_negative_test_nonexistent_corefile);
113	ATF_TP_ADD_TC(tp, kvm_open2_negative_test_nonexistent_execfile);
114
115	return (atf_no_error());
116}
117