1 /* $NetBSD: t_copy.c,v 1.2 2013/07/26 16:09:48 njoly Exp $ */
2
3 /*-
4 * Copyright (c) 2010 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
17 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
18 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
23 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #include <sys/types.h>
31
32 #include <atf-c.h>
33 #include <errno.h>
34 #include <string.h>
35
36 #include <rump/rump.h>
37
38 ATF_TC(copystr);
ATF_TC_HEAD(copystr,tc)39 ATF_TC_HEAD(copystr, tc)
40 {
41
42 atf_tc_set_md_var(tc, "descr", "Tests copystr()");
43 }
44
45 ATF_TC(copyinstr);
ATF_TC_HEAD(copyinstr,tc)46 ATF_TC_HEAD(copyinstr, tc)
47 {
48
49 atf_tc_set_md_var(tc, "descr", "Tests copyinstr()");
50 }
51
52 ATF_TC(copyoutstr);
ATF_TC_HEAD(copyoutstr,tc)53 ATF_TC_HEAD(copyoutstr, tc)
54 {
55
56 atf_tc_set_md_var(tc, "descr", "Tests copyoutstr()");
57 }
58
59 typedef int (copystr_fn)(const void *, void *, size_t, size_t *);
60 typedef int (copy_fn)(const void *, void *, size_t);
61
62 extern copystr_fn rumpns_copystr, rumpns_copyinstr, rumpns_copyoutstr;
63 extern copy_fn rumpns_copyin, rumpns_copyout;
64
65 #define TESTSTR "jippii, lisaa puuroa"
66
67 static void
dotest(copystr_fn * thefun)68 dotest(copystr_fn *thefun)
69 {
70 char buf[sizeof(TESTSTR)+1];
71 size_t len;
72
73 rump_init();
74 rump_schedule();
75
76 /* larger buffer */
77 memset(buf, 0xaa, sizeof(buf));
78 ATF_REQUIRE_EQ(thefun(TESTSTR, buf, sizeof(buf), &len), 0);
79 ATF_REQUIRE_EQ(len, sizeof(TESTSTR));
80 ATF_REQUIRE_STREQ(TESTSTR, buf);
81
82 /* just large enough */
83 memset(buf, 0xaa, sizeof(buf));
84 ATF_REQUIRE_EQ(thefun(TESTSTR, buf, sizeof(buf)-1, &len), 0);
85 ATF_REQUIRE_EQ(len, sizeof(TESTSTR));
86 ATF_REQUIRE_STREQ(TESTSTR, buf);
87
88 /* one too small */
89 memset(buf, 0xaa, sizeof(buf));
90 ATF_REQUIRE_EQ(thefun(TESTSTR, buf, sizeof(buf)-2, NULL), ENAMETOOLONG);
91
92 rump_unschedule();
93 }
94
ATF_TC_BODY(copystr,tc)95 ATF_TC_BODY(copystr, tc)
96 {
97
98 dotest(rumpns_copystr);
99 }
100
ATF_TC_BODY(copyinstr,tc)101 ATF_TC_BODY(copyinstr, tc)
102 {
103
104 dotest(rumpns_copyinstr);
105 }
106
ATF_TC_BODY(copyoutstr,tc)107 ATF_TC_BODY(copyoutstr, tc)
108 {
109
110 dotest(rumpns_copyoutstr);
111 }
112
113 ATF_TC(copy_efault);
ATF_TC_HEAD(copy_efault,tc)114 ATF_TC_HEAD(copy_efault, tc)
115 {
116
117 atf_tc_set_md_var(tc, "descr", "Tests that copy(9) functions can return EFAULT");
118 }
ATF_TC_BODY(copy_efault,tc)119 ATF_TC_BODY(copy_efault, tc)
120 {
121 char buf[1024];
122
123 ATF_REQUIRE_EQ(rumpns_copyin(NULL, buf, sizeof(buf)), EFAULT);
124 ATF_REQUIRE_EQ(rumpns_copyout(buf, NULL, sizeof(buf)), EFAULT);
125
126 ATF_REQUIRE_EQ(rumpns_copyinstr(NULL, buf, sizeof(buf), NULL), EFAULT);
127 ATF_REQUIRE_EQ(rumpns_copyoutstr(buf, NULL, sizeof(buf), NULL), EFAULT);
128 }
129
ATF_TP_ADD_TCS(tp)130 ATF_TP_ADD_TCS(tp)
131 {
132
133 ATF_TP_ADD_TC(tp, copystr);
134 ATF_TP_ADD_TC(tp, copyinstr);
135 ATF_TP_ADD_TC(tp, copyoutstr);
136 ATF_TP_ADD_TC(tp, copy_efault);
137
138 return atf_no_error();
139 }
140