1 /* Test error checking for passwd entries.
2    Copyright (C) 2017-2022 Free Software Foundation, Inc.
3    This file is part of the GNU C Library.
4 
5    The GNU C Library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    The GNU C Library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library; if not, see
17    <https://www.gnu.org/licenses/>.  */
18 
19 #include <nss.h>
20 #include <pwd.h>
21 #include <stdio.h>
22 #include <stdlib.h>
23 #include <string.h>
24 
25 #include <support/support.h>
26 
27 #include "nss_test.h"
28 
29 /* The specific values and names used here are arbitrary, other than
30    correspondence (with suitable differences according to the tests as
31    commented) between the given and expected entries.  */
32 
33 static struct passwd pwd_table[] = {
34   PWD (100),  /* baseline, matches */
35   PWD (300),  /* wrong name and uid */
36   PWD_N (200, NULL), /* missing name */
37   PWD (60), /* unexpected name */
38   { .pw_name = (char *)"name20000",  .pw_passwd = (char *) "*", .pw_uid = 20000,  \
39     .pw_gid = 200, .pw_gecos = (char *) "*", .pw_dir = (char *) "*",	\
40     .pw_shell = (char *) "*" }, /* wrong gid */
41   { .pw_name = (char *)"name2",  .pw_passwd = (char *) "x", .pw_uid = 2,  \
42     .pw_gid = 2, .pw_gecos = (char *) "y", .pw_dir = (char *) "z",	\
43     .pw_shell = (char *) "*" }, /* spot check other text fields */
44   PWD_LAST ()
45 };
46 
47 static struct passwd exp_table[] = {
48   PWD (100),
49   PWD (30),
50   PWD (200),
51   PWD_N (60, NULL),
52   PWD (20000),
53   PWD (2),
54   PWD_LAST ()
55 };
56 
57 void
_nss_test1_init_hook(test_tables * t)58 _nss_test1_init_hook(test_tables *t)
59 {
60   t->pwd_table = pwd_table;
61 }
62 
63 static int
do_test(void)64 do_test (void)
65 {
66   int retval = 0;
67   int i;
68   struct passwd *p;
69 
70   __nss_configure_lookup ("passwd", "test1");
71 
72   setpwent ();
73 
74   i = 0;
75   for (p = getpwent ();
76        p != NULL && ! PWD_ISLAST (& exp_table[i]);
77        ++i, p = getpwent ())
78     retval += compare_passwds (i, p, & exp_table[i]);
79 
80   endpwent ();
81 
82 
83   if (p)
84     {
85       printf ("FAIL: [?] passwd entry %u.%s unexpected\n", p->pw_uid, p->pw_name);
86       ++retval;
87     }
88   if (! PWD_ISLAST (& exp_table[i]))
89     {
90       printf ("FAIL: [%d] passwd entry %u.%s missing\n", i,
91 	      exp_table[i].pw_uid, exp_table[i].pw_name);
92       ++retval;
93     }
94 
95 #define EXPECTED 9
96   if (retval == EXPECTED)
97     {
98       if (retval > 0)
99 	printf ("PASS: Found %d expected errors\n", retval);
100       return 0;
101     }
102   else
103     {
104       printf ("FAIL: Found %d errors, expected %d\n", retval, EXPECTED);
105       return 1;
106     }
107 }
108 
109 #include <support/test-driver.c>
110