1 /*
2  * Copyright (c) International Business Machines  Corp., 2001
3  *  Ported by Wayne Boyer
4  *
5  * This program is free software;  you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  *
10  * This program 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
13  * the GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program;  if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18  */
19 
20 /*
21  * Testcase to check the basic functionality of the getuid() system call.
22  *
23  * For functionality test the return value from getgid() is compared to passwd
24  * entry.
25  */
26 
27 #include <pwd.h>
28 #include <errno.h>
29 
30 #include "test.h"
31 #include "compat_16.h"
32 
33 TCID_DEFINE(getuid03);
34 int TST_TOTAL = 1;
35 
36 static void setup(void);
37 static void cleanup(void);
38 
main(int ac,char ** av)39 int main(int ac, char **av)
40 {
41 	struct passwd *pwent;
42 	int lc;
43 	uid_t uid;
44 
45 	tst_parse_opts(ac, av, NULL, NULL);
46 
47 	setup();
48 
49 	for (lc = 0; TEST_LOOPING(lc); lc++) {
50 
51 		tst_count = 0;
52 
53 		TEST(GETUID(cleanup));
54 
55 		if (TEST_RETURN == -1)
56 			tst_brkm(TBROK | TTERRNO, cleanup, "getuid failed");
57 
58 		uid = getuid();
59 		pwent = getpwuid(uid);
60 
61 		if (pwent == NULL)
62 			tst_resm(TFAIL | TERRNO, "getpwuid failed");
63 
64 		UID16_CHECK(pwent->pw_uid, getuid, cleanup);
65 
66 		if (pwent->pw_uid != TEST_RETURN)
67 			tst_resm(TFAIL, "getpwuid value, %d, "
68 				 "does not match getuid "
69 				 "value, %ld", pwent->pw_uid,
70 				 TEST_RETURN);
71 		else
72 			tst_resm(TPASS, "values from getuid "
73 				 "and getpwuid match");
74 	}
75 	cleanup();
76 	tst_exit();
77 }
78 
setup(void)79 static void setup(void)
80 {
81 	tst_sig(NOFORK, DEF_HANDLER, cleanup);
82 
83 	TEST_PAUSE;
84 }
85 
cleanup(void)86 static void cleanup(void)
87 {
88 }
89