1 /*
2 * Redistribution and use in source and binary forms, with or without
3 * modification, are permitted provided that the following conditions
4 * are met:
5 * 1. Redistributions of source code must retain the above copyright
6 * notice, and the entire permission notice in its entirety,
7 * including the disclaimer of warranties.
8 * 2. Redistributions in binary form must reproduce the above copyright
9 * notice, this list of conditions and the following disclaimer in the
10 * documentation and/or other materials provided with the distribution.
11 * 3. The name of the author may not be used to endorse or promote
12 * products derived from this software without specific prior
13 * written permission.
14 *
15 * ALTERNATIVELY, this product may be distributed under the terms of
16 * the GNU Public License, in which case the provisions of the GPL are
17 * required INSTEAD OF the above restrictions. (This clause is
18 * necessary due to a potential bad interaction between the GPL and
19 * the restrictions contained in a BSD-style copyright.)
20 *
21 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
22 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
24 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
25 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
26 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
27 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
29 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
31 * OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34 #ifdef HAVE_CONFIG_H
35 #include <config.h>
36 #endif
37
38 #include <stdio.h>
39 #include <unistd.h>
40 #include <string.h>
41
42 #include <security/pam_appl.h>
43 #include "pam_inline.h"
44
45 struct mapping {
46 int type;
47 const char *string;
48 int expected;
49 const char *new_value;
50 };
51
52 struct mapping items[] = {
53 {PAM_SERVICE, "PAM_SERVICE", PAM_SUCCESS, "logout"},
54 {PAM_USER, "PAM_USER", PAM_SUCCESS, "noroot"},
55 {PAM_TTY, "PAM_TTY", PAM_SUCCESS, "TTyX"},
56 {PAM_RHOST, "PAM_RHOST", PAM_SUCCESS, "remote"},
57 {PAM_AUTHTOK, "PAM_AUTHTOK", PAM_BAD_ITEM, "none"},
58 {PAM_OLDAUTHTOK, "PAM_OLDAUTHTOK", PAM_BAD_ITEM, "none"},
59 {PAM_RUSER, "PAM_RUSER", PAM_SUCCESS, "noroot"},
60 {PAM_USER_PROMPT, "PAM_USER_PROMPT", PAM_SUCCESS, "your name: "},
61 {PAM_FAIL_DELAY, "PAM_FAIL_DELAY", PAM_SUCCESS, "4000"},
62 {PAM_AUTHTOK_TYPE, "PAM_AUTHTOK_TYPE", PAM_SUCCESS, "U**X"}
63 };
64
65 int
66 main (void)
67 {
68 const char *service = "dummy";
69 const char *user = "root";
70 struct pam_conv conv = { NULL, NULL };
71 pam_handle_t *pamh;
72 int retval;
73 unsigned int i;
74
75 /* 1: Call with NULL as pam handle */
76 retval = pam_set_item (NULL, PAM_SERVICE, "dummy");
77 if (retval == PAM_SUCCESS)
78 {
79 fprintf (stderr, "pam_set_item (NULL, ...) returned PAM_SUCCESS\n");
80 return 1;
81 }
82
83 /* setup pam handle */
84 retval = pam_start (service, user, &conv, &pamh);
85 if (retval != PAM_SUCCESS)
86 {
87 fprintf (stderr, "pam_start (%s, %s, &conv, &pamh) returned %d\n",
88 service, user, retval);
89 return 1;
90 }
91
92 /* 2: check for bad item */
93 retval = pam_set_item (pamh, -1, "dummy");
94 if (retval != PAM_BAD_ITEM)
95 {
96 fprintf (stderr,
97 "pam_set_item returned %d when expecting PAM_BAD_ITEM\n",
98 retval);
99 return 1;
100 }
101
102 /* 3: try to set PAM_CONV to NULL */
103 retval = pam_set_item (pamh, PAM_CONV, NULL);
104 if (retval != PAM_PERM_DENIED)
105 {
106 fprintf (stderr,
107 "pam_set_item (pamh, PAM_CONV, NULL) returned %d\n",
108 retval);
109 return 1;
110 }
111
112 /* 4: try to replace all items */
113 for (i = 0; i < PAM_ARRAY_SIZE(items); i++)
114 {
115 retval = pam_set_item (pamh, items[i].type, items[i].new_value);
116
117 if (retval != items[i].expected)
118 {
119 fprintf (stderr,
120 "pam_set_item failed to set value for %s. Returned %d\n",
121 items[i].string, retval);
122 return 1;
123 }
124 else if (items[i].expected == PAM_SUCCESS)
125 {
126 const void *value;
127
128 retval = pam_get_item (pamh, items[i].type, &value);
129 if (retval != PAM_SUCCESS)
130 {
131 fprintf (stderr,
132 "pam_get_item was not able to fetch changed value: %d\n",
133 retval);
134 return 1;
135 }
136 if (strcmp (items[i].new_value, value) != 0)
137 {
138 fprintf (stderr,
139 "pam_get_item got wrong value:\n"
140 "expected: %s\n"
141 "got: %s\n", items[i].new_value, (const char *)value);
142 return 1;
143 }
144 }
145 }
146
147 pam_end (pamh, 0);
148
149 return 0;
150 }