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author | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
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committer | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
commit | eb8dd9dca1228af0cd132f515509051ecfabf6f6 (patch) | |
tree | edb6da6af7e865d488dc1a29309f1e1ec226e603 /src/regress/lib/libc/sys/t_msgrcv.c | |
parent | 247f0352e0ed72a4f476db9dc91f4d982bc83eb2 (diff) | |
download | openbsd-tb_20250414.tar.gz openbsd-tb_20250414.tar.bz2 openbsd-tb_20250414.zip |
This commit was manufactured by cvs2git to create tag 'tb_20250414'.tb_20250414
Diffstat (limited to 'src/regress/lib/libc/sys/t_msgrcv.c')
-rw-r--r-- | src/regress/lib/libc/sys/t_msgrcv.c | 385 |
1 files changed, 0 insertions, 385 deletions
diff --git a/src/regress/lib/libc/sys/t_msgrcv.c b/src/regress/lib/libc/sys/t_msgrcv.c deleted file mode 100644 index 2e73b3d5ba..0000000000 --- a/src/regress/lib/libc/sys/t_msgrcv.c +++ /dev/null | |||
@@ -1,385 +0,0 @@ | |||
1 | /* $OpenBSD: t_msgrcv.c,v 1.2 2021/12/13 16:56:48 deraadt Exp $ */ | ||
2 | /* $NetBSD: t_msgrcv.c,v 1.5 2017/10/08 08:31:05 kre 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/msg.h> | ||
36 | #include <sys/stat.h> | ||
37 | #include <sys/sysctl.h> | ||
38 | #include <sys/wait.h> | ||
39 | |||
40 | #include "atf-c.h" | ||
41 | #include <errno.h> | ||
42 | #include <limits.h> | ||
43 | #include <pwd.h> | ||
44 | #include <signal.h> | ||
45 | #include <stdio.h> | ||
46 | #include <stdlib.h> | ||
47 | #include <string.h> | ||
48 | #include <sysexits.h> | ||
49 | #include <time.h> | ||
50 | #include <unistd.h> | ||
51 | |||
52 | #define MSG_KEY 1234 | ||
53 | #define MSG_MTYPE_1 0x41 | ||
54 | #define MSG_MTYPE_2 0x42 | ||
55 | #define MSG_MTYPE_3 0x43 | ||
56 | #define MSG_LEN 3 | ||
57 | |||
58 | struct msg { | ||
59 | long mtype; | ||
60 | char buf[MSG_LEN]; | ||
61 | }; | ||
62 | |||
63 | static void clean(void); | ||
64 | |||
65 | static void | ||
66 | clean(void) | ||
67 | { | ||
68 | int id; | ||
69 | |||
70 | if ((id = msgget(MSG_KEY, 0)) != -1) | ||
71 | (void)msgctl(id, IPC_RMID, 0); | ||
72 | } | ||
73 | |||
74 | ATF_TC_WITH_CLEANUP(msgrcv_basic); | ||
75 | ATF_TC_HEAD(msgrcv_basic, tc) | ||
76 | { | ||
77 | atf_tc_set_md_var(tc, "descr", "A basic test of msgrcv(2)"); | ||
78 | } | ||
79 | |||
80 | ATF_TC_BODY(msgrcv_basic, tc) | ||
81 | { | ||
82 | struct msg msg1 = { MSG_MTYPE_1, { 'a', 'b', 'c' } }; | ||
83 | struct msg msg2 = { MSG_MTYPE_1, { 'x', 'y', 'z' } }; | ||
84 | int id; | ||
85 | |||
86 | id = msgget(MSG_KEY, IPC_CREAT | 0600); | ||
87 | ATF_REQUIRE(id != -1); | ||
88 | |||
89 | (void)msgsnd(id, &msg1, MSG_LEN, IPC_NOWAIT); | ||
90 | (void)msgrcv(id, &msg2, MSG_LEN, MSG_MTYPE_1, IPC_NOWAIT); | ||
91 | |||
92 | ATF_CHECK(msg1.buf[0] == msg2.buf[0]); | ||
93 | ATF_CHECK(msg1.buf[1] == msg2.buf[1]); | ||
94 | ATF_CHECK(msg1.buf[2] == msg2.buf[2]); | ||
95 | |||
96 | ATF_REQUIRE(msgctl(id, IPC_RMID, 0) == 0); | ||
97 | } | ||
98 | |||
99 | ATF_TC_CLEANUP(msgrcv_basic, tc) | ||
100 | { | ||
101 | clean(); | ||
102 | } | ||
103 | |||
104 | ATF_TC_WITH_CLEANUP(msgrcv_block); | ||
105 | ATF_TC_HEAD(msgrcv_block, tc) | ||
106 | { | ||
107 | atf_tc_set_md_var(tc, "descr", "Test that msgrcv(2) blocks"); | ||
108 | } | ||
109 | |||
110 | ATF_TC_BODY(msgrcv_block, tc) | ||
111 | { | ||
112 | struct msg msg = { MSG_MTYPE_1, { 'a', 'b', 'c' } }; | ||
113 | int id, sta; | ||
114 | pid_t pid; | ||
115 | |||
116 | id = msgget(MSG_KEY, IPC_CREAT | 0600); | ||
117 | ATF_REQUIRE(id != -1); | ||
118 | |||
119 | pid = fork(); | ||
120 | ATF_REQUIRE(pid >= 0); | ||
121 | |||
122 | if (pid == 0) { | ||
123 | |||
124 | if (msgrcv(id, &msg, MSG_LEN, MSG_MTYPE_1, 0) < 0) | ||
125 | _exit(EXIT_FAILURE); | ||
126 | |||
127 | _exit(EXIT_SUCCESS); | ||
128 | } | ||
129 | |||
130 | /* | ||
131 | * Below msgsnd(2) should unblock the child, | ||
132 | * and hence kill(2) should fail with ESRCH. | ||
133 | */ | ||
134 | (void)sleep(1); | ||
135 | (void)msgsnd(id, &msg, MSG_LEN, IPC_NOWAIT); | ||
136 | (void)sleep(1); | ||
137 | (void)kill(pid, SIGKILL); | ||
138 | (void)wait(&sta); | ||
139 | |||
140 | if (WIFEXITED(sta) == 0 || WIFSIGNALED(sta) != 0) | ||
141 | atf_tc_fail("msgrcv(2) did not block"); | ||
142 | |||
143 | ATF_REQUIRE(msgctl(id, IPC_RMID, 0) == 0); | ||
144 | } | ||
145 | |||
146 | ATF_TC_CLEANUP(msgrcv_block, tc) | ||
147 | { | ||
148 | clean(); | ||
149 | } | ||
150 | |||
151 | ATF_TC_WITH_CLEANUP(msgrcv_err); | ||
152 | ATF_TC_HEAD(msgrcv_err, tc) | ||
153 | { | ||
154 | atf_tc_set_md_var(tc, "descr", "Test errors from msgrcv(2)"); | ||
155 | } | ||
156 | |||
157 | ATF_TC_BODY(msgrcv_err, tc) | ||
158 | { | ||
159 | struct msg msg = { MSG_MTYPE_1, { 'a', 'b', 'c' } }; | ||
160 | int id, r = 0; | ||
161 | |||
162 | id = msgget(MSG_KEY, IPC_CREAT | 0600); | ||
163 | ATF_REQUIRE(id != -1); | ||
164 | |||
165 | errno = 0; | ||
166 | |||
167 | ATF_REQUIRE_ERRNO(ENOMSG, msgrcv(id, &msg, | ||
168 | MSG_LEN, MSG_MTYPE_1, IPC_NOWAIT) == -1); | ||
169 | |||
170 | ATF_REQUIRE(msgsnd(id, &msg, MSG_LEN, IPC_NOWAIT) == 0); | ||
171 | |||
172 | errno = 0; | ||
173 | |||
174 | ATF_REQUIRE_ERRNO(EFAULT, msgrcv(id, (void *)-1, | ||
175 | MSG_LEN, MSG_MTYPE_1, IPC_NOWAIT) == -1); | ||
176 | |||
177 | errno = 0; | ||
178 | |||
179 | ATF_REQUIRE_ERRNO(EINVAL, msgrcv(-1, &msg, | ||
180 | MSG_LEN, MSG_MTYPE_1, IPC_NOWAIT) == -1); | ||
181 | |||
182 | errno = 0; | ||
183 | |||
184 | ATF_REQUIRE_ERRNO(EINVAL, msgrcv(-1, &msg, | ||
185 | SSIZE_MAX, MSG_MTYPE_1, IPC_NOWAIT) == -1); | ||
186 | |||
187 | ATF_REQUIRE(msgsnd(id, &msg, MSG_LEN, IPC_NOWAIT) == 0); | ||
188 | |||
189 | errno = 0; | ||
190 | |||
191 | ATF_REQUIRE_ERRNO(E2BIG, msgrcv(id, &r, | ||
192 | MSG_LEN - 1, MSG_MTYPE_1, IPC_NOWAIT) == -1); | ||
193 | |||
194 | ATF_REQUIRE(msgctl(id, IPC_RMID, 0) == 0); | ||
195 | } | ||
196 | |||
197 | ATF_TC_CLEANUP(msgrcv_err, tc) | ||
198 | { | ||
199 | clean(); | ||
200 | } | ||
201 | |||
202 | |||
203 | ATF_TC_WITH_CLEANUP(msgrcv_mtype); | ||
204 | ATF_TC_HEAD(msgrcv_mtype, tc) | ||
205 | { | ||
206 | atf_tc_set_md_var(tc, "descr", "Test message types with msgrcv(2)"); | ||
207 | } | ||
208 | |||
209 | ATF_TC_BODY(msgrcv_mtype, tc) | ||
210 | { | ||
211 | struct msg msg1 = { MSG_MTYPE_1, { 'a', 'b', 'c' } }; | ||
212 | struct msg msg2 = { MSG_MTYPE_3, { 'x', 'y', 'z' } }; | ||
213 | int id; | ||
214 | |||
215 | id = msgget(MSG_KEY, IPC_CREAT | 0600); | ||
216 | ATF_REQUIRE(id != -1); | ||
217 | |||
218 | (void)msgsnd(id, &msg1, MSG_LEN, IPC_NOWAIT); | ||
219 | (void)msgrcv(id, &msg2, MSG_LEN, MSG_MTYPE_2, IPC_NOWAIT); | ||
220 | |||
221 | ATF_CHECK(msg1.buf[0] != msg2.buf[0]); /* Different mtype. */ | ||
222 | ATF_CHECK(msg1.buf[1] != msg2.buf[1]); | ||
223 | ATF_CHECK(msg1.buf[2] != msg2.buf[2]); | ||
224 | |||
225 | (void)msgrcv(id, &msg2, MSG_LEN, MSG_MTYPE_1, IPC_NOWAIT); | ||
226 | |||
227 | ATF_CHECK(msg1.buf[0] == msg2.buf[0]); /* Same mtype. */ | ||
228 | ATF_CHECK(msg1.buf[1] == msg2.buf[1]); | ||
229 | ATF_CHECK(msg1.buf[2] == msg2.buf[2]); | ||
230 | |||
231 | ATF_REQUIRE(msgctl(id, IPC_RMID, 0) == 0); | ||
232 | } | ||
233 | |||
234 | ATF_TC_CLEANUP(msgrcv_mtype, tc) | ||
235 | { | ||
236 | clean(); | ||
237 | } | ||
238 | |||
239 | ATF_TC_WITH_CLEANUP(msgrcv_nonblock); | ||
240 | ATF_TC_HEAD(msgrcv_nonblock, tc) | ||
241 | { | ||
242 | atf_tc_set_md_var(tc, "descr", "Test msgrcv(2) with IPC_NOWAIT"); | ||
243 | atf_tc_set_md_var(tc, "timeout", "10"); | ||
244 | } | ||
245 | |||
246 | ATF_TC_BODY(msgrcv_nonblock, tc) | ||
247 | { | ||
248 | struct msg msg = { MSG_MTYPE_1, { 'a', 'b', 'c' } }; | ||
249 | const ssize_t n = 10; | ||
250 | int id, sta; | ||
251 | ssize_t i; | ||
252 | pid_t pid; | ||
253 | |||
254 | id = msgget(MSG_KEY, IPC_CREAT | 0600); | ||
255 | ATF_REQUIRE(id != -1); | ||
256 | |||
257 | for (i = 0; i < n; i++) { | ||
258 | |||
259 | ATF_REQUIRE(msgsnd(id, &msg, MSG_LEN, IPC_NOWAIT) == 0); | ||
260 | } | ||
261 | |||
262 | pid = fork(); | ||
263 | ATF_REQUIRE(pid >= 0); | ||
264 | |||
265 | if (pid == 0) { | ||
266 | |||
267 | while (i != 0) { | ||
268 | |||
269 | if (msgrcv(id, &msg, MSG_LEN, MSG_MTYPE_1, | ||
270 | IPC_NOWAIT) == -1) | ||
271 | _exit(EXIT_FAILURE); | ||
272 | |||
273 | i--; | ||
274 | } | ||
275 | |||
276 | _exit(EXIT_SUCCESS); | ||
277 | } | ||
278 | |||
279 | (void)sleep(2); | ||
280 | (void)kill(pid, SIGKILL); | ||
281 | (void)wait(&sta); | ||
282 | |||
283 | if (WIFSIGNALED(sta) != 0 || WTERMSIG(sta) == SIGKILL) | ||
284 | atf_tc_fail("msgrcv(2) blocked with IPC_NOWAIT"); | ||
285 | |||
286 | if (WIFEXITED(sta) == 0 && WEXITSTATUS(sta) != EXIT_SUCCESS) | ||
287 | atf_tc_fail("msgrcv(2) failed"); | ||
288 | |||
289 | ATF_REQUIRE(msgctl(id, IPC_RMID, 0) == 0); | ||
290 | } | ||
291 | |||
292 | ATF_TC_CLEANUP(msgrcv_nonblock, tc) | ||
293 | { | ||
294 | clean(); | ||
295 | } | ||
296 | |||
297 | ATF_TC_WITH_CLEANUP(msgrcv_truncate); | ||
298 | ATF_TC_HEAD(msgrcv_truncate, tc) | ||
299 | { | ||
300 | atf_tc_set_md_var(tc, "descr", "Test msgrcv(2) with MSG_NOERROR"); | ||
301 | } | ||
302 | |||
303 | ATF_TC_BODY(msgrcv_truncate, tc) | ||
304 | { | ||
305 | #define MSG_SMALLLEN 2 | ||
306 | struct msgsmall { | ||
307 | long mtype; | ||
308 | char buf[MSG_SMALLLEN]; | ||
309 | }; | ||
310 | |||
311 | struct msg msg1 = { MSG_MTYPE_1, { 'a', 'b', 'c' } }; | ||
312 | struct msgsmall msg2 = { MSG_MTYPE_1, { 'x', 'y' } }; | ||
313 | int id; | ||
314 | |||
315 | id = msgget(MSG_KEY, IPC_CREAT | 0600); | ||
316 | ATF_REQUIRE(id != -1); | ||
317 | |||
318 | (void)msgsnd(id, &msg1, MSG_LEN, IPC_NOWAIT); | ||
319 | (void)msgrcv(id, &msg2, MSG_SMALLLEN, | ||
320 | MSG_MTYPE_1, IPC_NOWAIT | MSG_NOERROR); | ||
321 | |||
322 | ATF_CHECK(msg1.buf[0] == msg2.buf[0]); | ||
323 | ATF_CHECK(msg1.buf[1] == msg2.buf[1]); | ||
324 | |||
325 | ATF_REQUIRE(msgctl(id, IPC_RMID, 0) == 0); | ||
326 | } | ||
327 | |||
328 | ATF_TC_CLEANUP(msgrcv_truncate, tc) | ||
329 | { | ||
330 | clean(); | ||
331 | } | ||
332 | |||
333 | static volatile int sig_caught; | ||
334 | |||
335 | static void | ||
336 | sigsys_handler(int signum) | ||
337 | { | ||
338 | |||
339 | sig_caught = signum; | ||
340 | } | ||
341 | |||
342 | static int | ||
343 | no_kernel_sysvmsg(void) | ||
344 | { | ||
345 | int id; | ||
346 | void (*osig)(int); | ||
347 | |||
348 | sig_caught = 0; | ||
349 | osig = signal(SIGSYS, sigsys_handler); | ||
350 | id = msgget(MSG_KEY, IPC_CREAT | 0600); | ||
351 | if (sig_caught || id == -1) | ||
352 | return 1; | ||
353 | |||
354 | (void)msgctl(id, IPC_RMID, 0); | ||
355 | (void)signal(SIGSYS, osig); | ||
356 | |||
357 | return 0; | ||
358 | } | ||
359 | |||
360 | ATF_TC(msgrcv_query); | ||
361 | ATF_TC_HEAD(msgrcv_query, tc) | ||
362 | { | ||
363 | atf_tc_set_md_var(tc, "descr", "Skip msgrcv_* tests - no SYSVMSG"); | ||
364 | } | ||
365 | ATF_TC_BODY(msgrcv_query, tc) | ||
366 | { | ||
367 | atf_tc_skip("No SYSVMSG in kernel"); | ||
368 | } | ||
369 | |||
370 | ATF_TP_ADD_TCS(tp) | ||
371 | { | ||
372 | |||
373 | if (no_kernel_sysvmsg()) { | ||
374 | ATF_TP_ADD_TC(tp, msgrcv_query); | ||
375 | } else { | ||
376 | ATF_TP_ADD_TC(tp, msgrcv_basic); | ||
377 | ATF_TP_ADD_TC(tp, msgrcv_block); | ||
378 | ATF_TP_ADD_TC(tp, msgrcv_err); | ||
379 | ATF_TP_ADD_TC(tp, msgrcv_mtype); | ||
380 | ATF_TP_ADD_TC(tp, msgrcv_nonblock); | ||
381 | ATF_TP_ADD_TC(tp, msgrcv_truncate); | ||
382 | } | ||
383 | |||
384 | return atf_no_error(); | ||
385 | } | ||