1/*-
2 * Copyright (c) 2003-2009 Tim Kientzle
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25#include "test.h"
26
27static void
28gname_cleanup(void *d)
29{
30	int *mp = d;
31	assertEqualInt(*mp, 0x13579);
32	*mp = 0x2468;
33}
34
35static const char *
36gname_lookup(void *d, int64_t g)
37{
38	int *mp = d;
39	assertEqualInt(*mp, 0x13579);
40	if (g == 1)
41		return ("FOOGROUP");
42	return ("NOTFOOGROUP");
43}
44
45static void
46uname_cleanup(void *d)
47{
48	int *mp = d;
49	assertEqualInt(*mp, 0x1234);
50	*mp = 0x2345;
51}
52
53static const char *
54uname_lookup(void *d, int64_t u)
55{
56	int *mp = d;
57	assertEqualInt(*mp, 0x1234);
58	if (u == 1)
59		return ("FOO");
60	return ("NOTFOO");
61}
62
63#if !defined(__CYGWIN__) && !defined(__HAIKU__)
64/* We test GID lookup by looking up the name of group number zero and
65 * checking it against the following list.  If your system uses a
66 * different conventional name for group number zero, please extend
67 * this array and send us a patch.  As always, please keep this list
68 * sorted alphabetically.
69 */
70static const char *zero_groups[] = {
71	"root",   /* Linux */
72	"wheel"  /* BSD */
73};
74#endif
75
76DEFINE_TEST(test_read_disk)
77{
78	struct archive *a;
79	int gmagic = 0x13579, umagic = 0x1234;
80#if !defined(__CYGWIN__) && !defined(__HAIKU__)
81	const char *p;
82	size_t i;
83#endif
84
85	assert((a = archive_read_disk_new()) != NULL);
86
87	/* Default uname/gname lookups always return NULL. */
88	assert(archive_read_disk_gname(a, 0) == NULL);
89	assert(archive_read_disk_uname(a, 0) == NULL);
90
91	/* Register some weird lookup functions. */
92	assertEqualInt(ARCHIVE_OK, archive_read_disk_set_gname_lookup(a,
93			   &gmagic, &gname_lookup, &gname_cleanup));
94	/* Verify that our new function got called. */
95	assertEqualString(archive_read_disk_gname(a, 0), "NOTFOOGROUP");
96	assertEqualString(archive_read_disk_gname(a, 1), "FOOGROUP");
97
98	/* De-register. */
99	assertEqualInt(ARCHIVE_OK,
100	    archive_read_disk_set_gname_lookup(a, NULL, NULL, NULL));
101	/* Ensure our cleanup function got called. */
102	assertEqualInt(gmagic, 0x2468);
103
104	/* Same thing with uname lookup.... */
105	assertEqualInt(ARCHIVE_OK, archive_read_disk_set_uname_lookup(a,
106			   &umagic, &uname_lookup, &uname_cleanup));
107	assertEqualString(archive_read_disk_uname(a, 0), "NOTFOO");
108	assertEqualString(archive_read_disk_uname(a, 1), "FOO");
109	assertEqualInt(ARCHIVE_OK,
110	    archive_read_disk_set_uname_lookup(a, NULL, NULL, NULL));
111	assertEqualInt(umagic, 0x2345);
112
113	/* Try the standard lookup functions. */
114	if (archive_read_disk_set_standard_lookup(a) != ARCHIVE_OK) {
115		skipping("standard uname/gname lookup");
116	} else {
117#if defined(__CYGWIN__) || defined(__HAIKU__)
118		/* Some platforms don't have predictable names for
119		 * uid=0, so we skip this part of the test. */
120		skipping("standard uname/gname lookup");
121#else
122		/* XXX Someday, we may need to generalize this the
123		 * same way we generalized the group name check below.
124		 * That's needed only if we encounter a system where
125		 * uid 0 is not "root". XXX */
126		assertEqualString(archive_read_disk_uname(a, 0), "root");
127
128		/* Get the group name for group 0 and see if it makes sense. */
129		p = archive_read_disk_gname(a, 0);
130		assert(p != NULL);
131		if (p != NULL) {
132			i = 0;
133			while (i < sizeof(zero_groups)/sizeof(zero_groups[0])) {
134				if (strcmp(zero_groups[i], p) == 0)
135					break;
136				++i;
137			}
138			if (i == sizeof(zero_groups)/sizeof(zero_groups[0])) {
139				/* If you get a failure here, either
140				 * archive_read_disk_gname() isn't working or
141				 * your system uses a different name for group
142				 * number zero.  If the latter, please add a
143				 * new entry to the zero_groups[] array above.
144				 */
145				failure("group 0 didn't have any of the expected names");
146				assertEqualString(p, zero_groups[0]);
147			}
148		}
149#endif
150	}
151
152	/* Deregister again and verify the default lookups again. */
153	assertEqualInt(ARCHIVE_OK,
154	    archive_read_disk_set_gname_lookup(a, NULL, NULL, NULL));
155	assertEqualInt(ARCHIVE_OK,
156	    archive_read_disk_set_uname_lookup(a, NULL, NULL, NULL));
157	assert(archive_read_disk_gname(a, 0) == NULL);
158	assert(archive_read_disk_uname(a, 0) == NULL);
159
160	/* Re-register our custom handlers. */
161	gmagic = 0x13579;
162	umagic = 0x1234;
163	assertEqualInt(ARCHIVE_OK, archive_read_disk_set_gname_lookup(a,
164			   &gmagic, &gname_lookup, &gname_cleanup));
165	assertEqualInt(ARCHIVE_OK, archive_read_disk_set_uname_lookup(a,
166			   &umagic, &uname_lookup, &uname_cleanup));
167
168	/* Destroy the archive. */
169	assertEqualInt(ARCHIVE_OK, archive_read_free(a));
170
171	/* Verify our cleanup functions got called. */
172	assertEqualInt(gmagic, 0x2468);
173	assertEqualInt(umagic, 0x2345);
174}
175