1 /*
2 * Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of version 2 of the GNU General Public License as
6 * published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it would be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
11 *
12 * Further, this software is distributed without any warranty that it is
13 * free of the rightful claim of any third person regarding infringement
14 * or the like. Any license provided herein, whether implied or
15 * otherwise, applies only to this software file. Patent licenses, if
16 * any, provided herein do not apply to combinations of this program with
17 * other software, or any other product whatsoever.
18 *
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write the Free Software Foundation, Inc.,
21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 *
23 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
24 * Mountain View, CA 94043, or:
25 *
26 * http://www.sgi.com
27 *
28 * For further information regarding this notice, see:
29 *
30 * http://oss.sgi.com/projects/GenInfo/NoticeExplan/
31 *
32 * Author: William Roske
33 * Co-pilot: Dave Fenner
34 */
35
36 /*
37 * Testcase to test the basic functionality of setregid(2) systemm call.
38 */
39
40 #include <errno.h>
41 #include <string.h>
42 #include <signal.h>
43 #include <sys/types.h>
44
45 #include "test.h"
46 #include "compat_16.h"
47
48 static void setup(void);
49
50 TCID_DEFINE(setregid01);
51 int TST_TOTAL = 5;
52
53 static gid_t gid, egid; /* current real and effective group id */
54
main(int ac,char ** av)55 int main(int ac, char **av)
56 {
57 int lc;
58
59 tst_parse_opts(ac, av, NULL, NULL);
60
61 setup();
62
63 for (lc = 0; TEST_LOOPING(lc); lc++) {
64
65 tst_count = 0;
66
67 /*
68 * TEST CASE:
69 * Dont change either real or effective gid
70 */
71 gid = getgid();
72 GID16_CHECK(gid, setregid, NULL);
73
74 egid = getegid();
75 GID16_CHECK(egid, setregid, NULL);
76
77 TEST(SETREGID(NULL, -1, -1));
78
79 if (TEST_RETURN == -1) {
80 tst_resm(TFAIL,
81 "setregid - Dont change either real or effective gid failed, errno=%d : %s",
82 TEST_ERRNO, strerror(TEST_ERRNO));
83 } else {
84 tst_resm(TPASS,
85 "setregid - Dont change either real or effective gid returned %ld",
86 TEST_RETURN);
87 }
88
89 /*
90 * TEST CASE:
91 * change effective to effective gid
92 */
93
94 TEST(SETREGID(NULL, -1, egid));
95
96 if (TEST_RETURN == -1) {
97 tst_resm(TFAIL,
98 "setregid - change effective to effective gid failed, errno=%d : %s",
99 TEST_ERRNO, strerror(TEST_ERRNO));
100 } else {
101 tst_resm(TPASS,
102 "setregid - change effective to effective gid returned %ld",
103 TEST_RETURN);
104 }
105
106 /*
107 * TEST CASE:
108 * change real to real gid
109 */
110
111 TEST(SETREGID(NULL, gid, -1));
112
113 if (TEST_RETURN == -1) {
114 tst_resm(TFAIL,
115 "setregid - change real to real gid failed, errno=%d : %s",
116 TEST_ERRNO, strerror(TEST_ERRNO));
117 } else {
118 tst_resm(TPASS,
119 "setregid - change real to real gid returned %ld",
120 TEST_RETURN);
121 }
122
123 /*
124 * TEST CASE:
125 * change effective to real gid
126 */
127
128 TEST(SETREGID(NULL, -1, gid));
129
130 if (TEST_RETURN == -1) {
131 tst_resm(TFAIL,
132 "setregid - change effective to real gid failed, errno=%d : %s",
133 TEST_ERRNO, strerror(TEST_ERRNO));
134 } else {
135 tst_resm(TPASS,
136 "setregid - change effective to real gid returned %ld",
137 TEST_RETURN);
138 }
139
140 /*
141 * TEST CASE:
142 * try to change real to current real
143 */
144
145 TEST(SETREGID(NULL, gid, gid));
146
147 if (TEST_RETURN == -1) {
148 tst_resm(TFAIL | TTERRNO, "setregid failed");
149 } else {
150 tst_resm(TPASS, "setregid return %ld",
151 TEST_RETURN);
152 }
153
154 }
155
156 tst_exit();
157 }
158
setup(void)159 static void setup(void)
160 {
161 tst_sig(NOFORK, DEF_HANDLER, NULL);
162
163 TEST_PAUSE;
164 }
165