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-rw-r--r--src/regress/lib/libc/sys/t_mkfifo.c306
1 files changed, 0 insertions, 306 deletions
diff --git a/src/regress/lib/libc/sys/t_mkfifo.c b/src/regress/lib/libc/sys/t_mkfifo.c
deleted file mode 100644
index 13cd2d1922..0000000000
--- a/src/regress/lib/libc/sys/t_mkfifo.c
+++ /dev/null
@@ -1,306 +0,0 @@
1/* $OpenBSD: t_mkfifo.c,v 1.2 2021/12/13 16:56:48 deraadt Exp $ */
2/* $NetBSD: t_mkfifo.c,v 1.3 2019/06/20 03:31:54 kamil 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/stat.h>
36#include <sys/wait.h>
37
38#include "atf-c.h"
39#include <errno.h>
40#include <fcntl.h>
41#include <limits.h>
42#include <stdlib.h>
43#include <signal.h>
44#include <string.h>
45#include <unistd.h>
46
47static const char path[] = "fifo";
48static void support(void);
49
50static void
51support(void)
52{
53
54 errno = 0;
55
56 if (mkfifo(path, 0600) == 0) {
57 ATF_REQUIRE(unlink(path) == 0);
58 return;
59 }
60
61 if (errno == EOPNOTSUPP)
62 atf_tc_skip("the kernel does not support FIFOs");
63 else {
64 atf_tc_fail("mkfifo(2) failed");
65 }
66}
67
68ATF_TC_WITH_CLEANUP(mkfifo_block);
69ATF_TC_HEAD(mkfifo_block, tc)
70{
71 atf_tc_set_md_var(tc, "descr", "Test that FIFOs block");
72}
73
74ATF_TC_BODY(mkfifo_block, tc)
75{
76 int sta, fd = -1;
77 pid_t pid;
78
79 support();
80
81 ATF_REQUIRE(mkfifo(path, 0600) == 0);
82
83 pid = fork();
84 ATF_REQUIRE(pid >= 0);
85
86 if (pid == 0) {
87
88 /*
89 * If we open the FIFO as read-only (write-only),
90 * the call should block until another process
91 * opens the FIFO for writing (reading).
92 */
93 fd = open(path, O_RDONLY);
94
95 _exit(EXIT_FAILURE); /* NOTREACHED */
96 }
97
98 (void)sleep(1);
99
100 ATF_REQUIRE(kill(pid, SIGKILL) == 0);
101
102 (void)wait(&sta);
103
104 if (WIFSIGNALED(sta) == 0 || WTERMSIG(sta) != SIGKILL)
105 atf_tc_fail("FIFO did not block");
106
107 (void)close(fd);
108 (void)unlink(path);
109}
110
111ATF_TC_CLEANUP(mkfifo_block, tc)
112{
113 (void)unlink(path);
114}
115
116ATF_TC_WITH_CLEANUP(mkfifo_err);
117ATF_TC_HEAD(mkfifo_err, tc)
118{
119 atf_tc_set_md_var(tc, "descr", "Test erros from mkfifo(2)");
120}
121
122ATF_TC_BODY(mkfifo_err, tc)
123{
124 char buf[PATH_MAX + 1];
125
126 support();
127
128 (void)memset(buf, 'x', sizeof(buf));
129 ATF_REQUIRE(mkfifo(path, 0600) == 0);
130
131 errno = 0;
132 ATF_REQUIRE_ERRNO(EFAULT, mkfifo((char *)-1, 0600) == -1);
133
134 errno = 0;
135 ATF_REQUIRE_ERRNO(EEXIST, mkfifo("/etc/passwd", 0600) == -1);
136
137 errno = 0;
138 ATF_REQUIRE_ERRNO(EEXIST, mkfifo(path, 0600) == -1);
139
140 errno = 0;
141 ATF_REQUIRE_ERRNO(ENAMETOOLONG, mkfifo(buf, 0600) == -1);
142
143 errno = 0;
144 ATF_REQUIRE_ERRNO(ENOENT, mkfifo("/a/b/c/d/e/f/g", 0600) == -1);
145
146 ATF_REQUIRE(unlink(path) == 0);
147}
148
149ATF_TC_CLEANUP(mkfifo_err, tc)
150{
151 (void)unlink(path);
152}
153
154ATF_TC_WITH_CLEANUP(mkfifo_nonblock);
155ATF_TC_HEAD(mkfifo_nonblock, tc)
156{
157 atf_tc_set_md_var(tc, "descr", "Test O_NONBLOCK with FIFOs");
158}
159
160ATF_TC_BODY(mkfifo_nonblock, tc)
161{
162 int fd, sta;
163 pid_t pid;
164
165 support();
166
167 fd = -1;
168 ATF_REQUIRE(mkfifo(path, 0600) == 0);
169
170 pid = fork();
171 ATF_REQUIRE(pid >= 0);
172
173 if (pid == 0) {
174
175 /*
176 * If we open the FIFO as O_NONBLOCK, the O_RDONLY
177 * call should return immediately, whereas the call
178 * for write-only should fail with ENXIO.
179 */
180 fd = open(path, O_RDONLY | O_NONBLOCK);
181
182 if (fd >= 0)
183 _exit(EXIT_SUCCESS);
184
185 (void)pause(); /* NOTREACHED */
186 }
187
188 (void)sleep(1);
189
190 errno = 0;
191 ATF_REQUIRE_ERRNO(ENXIO, open(path, O_WRONLY | O_NONBLOCK) == -1);
192
193 (void)kill(pid, SIGKILL);
194 (void)wait(&sta);
195
196 if (WIFSIGNALED(sta) != 0 || WTERMSIG(sta) == SIGKILL)
197 atf_tc_fail("FIFO blocked for O_NONBLOCK open(2)");
198
199 (void)close(fd);
200 (void)unlink(path);
201}
202
203ATF_TC_CLEANUP(mkfifo_nonblock, tc)
204{
205 (void)unlink(path);
206}
207
208ATF_TC_WITH_CLEANUP(mkfifo_perm);
209ATF_TC_HEAD(mkfifo_perm, tc)
210{
211 atf_tc_set_md_var(tc, "descr", "Test permissions with mkfifo(2)");
212 atf_tc_set_md_var(tc, "require.user", "unprivileged");
213}
214
215ATF_TC_BODY(mkfifo_perm, tc)
216{
217
218 support();
219
220 errno = 0;
221 ATF_REQUIRE_ERRNO(EACCES, mkfifo("/root/fifo", 0600) == -1);
222
223 ATF_REQUIRE(mkfifo(path, 0600) == 0);
224
225 /*
226 * For some reason this fails with EFTYPE...
227 */
228 errno = 0;
229 ATF_REQUIRE_ERRNO(EFTYPE, chmod(path, 1777) == -1);
230
231 ATF_REQUIRE(unlink(path) == 0);
232}
233
234ATF_TC_CLEANUP(mkfifo_perm, tc)
235{
236 (void)unlink(path);
237}
238
239ATF_TC_WITH_CLEANUP(mkfifo_stat);
240ATF_TC_HEAD(mkfifo_stat, tc)
241{
242 atf_tc_set_md_var(tc, "descr", "Test mkfifo(2) with stat");
243}
244
245ATF_TC_BODY(mkfifo_stat, tc)
246{
247 struct stat st;
248
249 support();
250
251 (void)memset(&st, 0, sizeof(struct stat));
252
253 ATF_REQUIRE(mkfifo(path, 0600) == 0);
254 ATF_REQUIRE(stat(path, &st) == 0);
255
256 if (S_ISFIFO(st.st_mode) == 0)
257 atf_tc_fail("invalid mode from mkfifo(2)");
258
259 ATF_REQUIRE(unlink(path) == 0);
260}
261
262ATF_TC_CLEANUP(mkfifo_stat, tc)
263{
264 (void)unlink(path);
265}
266
267ATF_TC_WITH_CLEANUP(mknod_s_ififo);
268ATF_TC_HEAD(mknod_s_ififo, tc)
269{
270 atf_tc_set_md_var(tc, "descr", "Test mknod(2) with S_IFIFO");
271}
272
273ATF_TC_BODY(mknod_s_ififo, tc)
274{
275 struct stat st;
276
277 support();
278
279 (void)memset(&st, 0, sizeof(struct stat));
280
281 ATF_REQUIRE(mknod(path, S_IFIFO | 0600, 0) == 0);
282 ATF_REQUIRE(stat(path, &st) == 0);
283
284 if (S_ISFIFO(st.st_mode) == 0)
285 atf_tc_fail("invalid mode from mknod(2) with S_IFIFO");
286
287 ATF_REQUIRE(unlink(path) == 0);
288}
289
290ATF_TC_CLEANUP(mknod_s_ififo, tc)
291{
292 (void)unlink(path);
293}
294
295ATF_TP_ADD_TCS(tp)
296{
297
298 ATF_TP_ADD_TC(tp, mkfifo_block);
299 ATF_TP_ADD_TC(tp, mkfifo_err);
300 ATF_TP_ADD_TC(tp, mkfifo_nonblock);
301 ATF_TP_ADD_TC(tp, mkfifo_perm);
302 ATF_TP_ADD_TC(tp, mkfifo_stat);
303 ATF_TP_ADD_TC(tp, mknod_s_ififo);
304
305 return atf_no_error();
306}
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