1 /* $OpenBSD: t_getsid.c,v 1.2 2021/12/13 16:56:48 deraadt Exp $ */
2 /* $NetBSD: t_getsid.c,v 1.1 2011/07/07 06:57:53 jruoho Exp $ */
3
4 /*-
5 * Copyright (c) 2011 The NetBSD Foundation, Inc.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to The NetBSD Foundation
9 * by Jukka Ruohonen.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #include "macros.h"
34
35 #include <sys/wait.h>
36
37 #include <errno.h>
38 #include <stdlib.h>
39 #include <unistd.h>
40
41 #include "atf-c.h"
42
43 ATF_TC(getsid_current);
ATF_TC_HEAD(getsid_current,tc)44 ATF_TC_HEAD(getsid_current, tc)
45 {
46 atf_tc_set_md_var(tc, "descr", "Test getsid(0)");
47 }
48
ATF_TC_BODY(getsid_current,tc)49 ATF_TC_BODY(getsid_current, tc)
50 {
51 pid_t sid;
52
53 sid = getsid(0);
54 ATF_REQUIRE(sid != -1);
55
56 if (sid != getsid(getpid()))
57 atf_tc_fail("getsid(0) did not match the calling process");
58 }
59
60 ATF_TC(getsid_err);
ATF_TC_HEAD(getsid_err,tc)61 ATF_TC_HEAD(getsid_err, tc)
62 {
63 atf_tc_set_md_var(tc, "descr", "Test error conditions in getsid(2)");
64 }
65
ATF_TC_BODY(getsid_err,tc)66 ATF_TC_BODY(getsid_err, tc)
67 {
68
69 errno = 0;
70
71 ATF_REQUIRE(getsid(-1) == -1);
72 ATF_REQUIRE(errno == ESRCH);
73 }
74
75 ATF_TC(getsid_process);
ATF_TC_HEAD(getsid_process,tc)76 ATF_TC_HEAD(getsid_process, tc)
77 {
78 atf_tc_set_md_var(tc, "descr", "Test getsid(2) with processes");
79 }
80
ATF_TC_BODY(getsid_process,tc)81 ATF_TC_BODY(getsid_process, tc)
82 {
83 pid_t csid, pid, ppid, sid;
84 int sta;
85
86 sid = getsid(0);
87 pid = fork();
88
89 ATF_REQUIRE(pid >= 0);
90 ATF_REQUIRE(sid != -1);
91
92 if (pid == 0) {
93
94 csid = getsid(0);
95 ppid = getppid();
96
97 if (sid != csid)
98 _exit(EXIT_FAILURE);
99
100 if (getsid(ppid) != csid)
101 _exit(EXIT_FAILURE);
102
103 _exit(EXIT_SUCCESS);
104 }
105
106 (void)wait(&sta);
107
108 if (WIFEXITED(sta) == 0 || WEXITSTATUS(sta) != EXIT_SUCCESS)
109 atf_tc_fail("invalid session ID");
110 }
111
ATF_TP_ADD_TCS(tp)112 ATF_TP_ADD_TCS(tp)
113 {
114
115 ATF_TP_ADD_TC(tp, getsid_current);
116 ATF_TP_ADD_TC(tp, getsid_err);
117 ATF_TP_ADD_TC(tp, getsid_process);
118
119 return atf_no_error();
120 }
121