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-rw-r--r--src/regress/lib/libc/sys/t_getrusage.c286
1 files changed, 0 insertions, 286 deletions
diff --git a/src/regress/lib/libc/sys/t_getrusage.c b/src/regress/lib/libc/sys/t_getrusage.c
deleted file mode 100644
index 1a9e3d139c..0000000000
--- a/src/regress/lib/libc/sys/t_getrusage.c
+++ /dev/null
@@ -1,286 +0,0 @@
1/* $OpenBSD: t_getrusage.c,v 1.3 2021/12/13 16:56:48 deraadt Exp $ */
2/* $NetBSD: t_getrusage.c,v 1.8 2018/05/09 08:45:03 mrg 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/resource.h>
36#include <sys/time.h>
37
38#include "atf-c.h"
39#include <stdio.h>
40#include <errno.h>
41#include <limits.h>
42#include <signal.h>
43#include <stdint.h>
44#include <stdlib.h>
45#include <string.h>
46#include <fcntl.h>
47#include <sys/socket.h>
48#include <netinet/in.h>
49
50static void work(void);
51static void sighandler(int);
52
53static const size_t maxiter = 2000;
54
55static void
56sighandler(int signo __unused)
57{
58 /* Nothing. */
59}
60
61static void
62work(void)
63{
64 size_t n = UINT16_MAX * 10;
65
66 while (n > 0) {
67#ifdef __or1k__
68 asm volatile("l.nop"); /* Do something. */
69#elif defined(__ia64__)
70 asm volatile("nop 0"); /* Do something. */
71#else
72 asm volatile("nop"); /* Do something. */
73#endif
74 n--;
75 }
76}
77
78ATF_TC(getrusage_err);
79ATF_TC_HEAD(getrusage_err, tc)
80{
81 atf_tc_set_md_var(tc, "descr", "Test error conditions");
82}
83
84ATF_TC_BODY(getrusage_err, tc)
85{
86 struct rusage ru;
87
88 errno = 0;
89
90 ATF_REQUIRE(getrusage(INT_MAX, &ru) != 0);
91 ATF_REQUIRE(errno == EINVAL);
92
93 errno = 0;
94
95 ATF_REQUIRE(getrusage(RUSAGE_SELF, (void *)0) != 0);
96 ATF_REQUIRE(errno == EFAULT);
97}
98
99ATF_TC(getrusage_sig);
100ATF_TC_HEAD(getrusage_sig, tc)
101{
102 atf_tc_set_md_var(tc, "descr", "Test signal count with getrusage(2)");
103}
104
105ATF_TC_BODY(getrusage_sig, tc)
106{
107 struct rusage ru;
108 const long n = 5;
109 int i;
110
111 /*
112 * Test that signals are recorded.
113 */
114 ATF_REQUIRE(signal(SIGUSR1, sighandler) != SIG_ERR);
115
116 for (i = 0; i < n; i++)
117 ATF_REQUIRE(raise(SIGUSR1) == 0);
118
119 (void)memset(&ru, 0, sizeof(struct rusage));
120 ATF_REQUIRE(getrusage(RUSAGE_SELF, &ru) == 0);
121
122 if (n != ru.ru_nsignals)
123 atf_tc_fail("getrusage(2) did not record signals");
124}
125
126ATF_TC(getrusage_maxrss);
127ATF_TC_HEAD(getrusage_maxrss, tc)
128{
129 atf_tc_set_md_var(tc, "descr", "Test maxrss growing with getrusage(2)");
130}
131
132ATF_TC_BODY(getrusage_maxrss, tc)
133{
134 struct rusage ru;
135 long maxrss;
136 int i, fd;
137
138#define DUMP_FILE "dump"
139
140 fd = open(DUMP_FILE, O_WRONLY|O_CREAT|O_TRUNC, 0222);
141 ATF_REQUIRE(fd != -1);
142
143 (void)memset(&ru, 0, sizeof(struct rusage));
144 ATF_REQUIRE(getrusage(RUSAGE_SELF, &ru) == 0);
145 maxrss = ru.ru_maxrss;
146
147#define CHUNK (1024 * 1024)
148 for (i = 0; i < 40; i++) {
149 void *p = malloc(CHUNK);
150 memset(p, 0, CHUNK);
151 write(fd, p, CHUNK);
152 }
153 close(fd);
154 unlink(DUMP_FILE);
155
156 ATF_REQUIRE(getrusage(RUSAGE_SELF, &ru) == 0);
157 ATF_REQUIRE_MSG(maxrss < ru.ru_maxrss,
158 "maxrss: %ld, ru.ru_maxrss: %ld", maxrss, ru.ru_maxrss);
159}
160
161ATF_TC(getrusage_msgsnd);
162ATF_TC_HEAD(getrusage_msgsnd, tc)
163{
164 atf_tc_set_md_var(tc, "descr", "Test send growing with getrusage(2)");
165}
166
167ATF_TC_BODY(getrusage_msgsnd, tc)
168{
169 struct rusage ru;
170 long msgsnd;
171 int s, i;
172 struct sockaddr_in sin;
173
174 ATF_REQUIRE(getrusage(RUSAGE_SELF, &ru) == 0);
175 msgsnd = ru.ru_msgsnd;
176
177 s = socket(AF_INET, SOCK_DGRAM, 0);
178 ATF_REQUIRE(s >= 0);
179 memset(&sin, 0, sizeof(sin));
180 sin.sin_family = AF_INET;
181 sin.sin_len = sizeof(sin);
182 sin.sin_addr.s_addr = ntohl(INADDR_LOOPBACK);
183 sin.sin_port = htons(3333);
184
185 for (i = 0; i < 10; i++)
186 ATF_REQUIRE(sendto(s, &sin, sizeof(sin), 0, (void *)&sin,
187 (socklen_t)sizeof(sin)) != -1);
188
189 ATF_REQUIRE(getrusage(RUSAGE_SELF, &ru) == 0);
190 ATF_REQUIRE(msgsnd + 10 == ru.ru_msgsnd);
191 close(s);
192}
193
194ATF_TC(getrusage_utime_back);
195ATF_TC_HEAD(getrusage_utime_back, tc)
196{
197 atf_tc_set_md_var(tc, "descr", "Test bogus values from getrusage(2)");
198}
199
200ATF_TC_BODY(getrusage_utime_back, tc)
201{
202 struct rusage ru1, ru2;
203 size_t i;
204
205 /*
206 * Test that two consecutive calls are sane.
207 */
208#ifndef __OpenBSD__
209 atf_tc_expect_fail("PR kern/30115");
210#endif
211
212 for (i = 0; i < maxiter; i++) {
213
214 (void)memset(&ru1, 0, sizeof(struct rusage));
215 (void)memset(&ru2, 0, sizeof(struct rusage));
216
217 work();
218
219 ATF_REQUIRE(getrusage(RUSAGE_SELF, &ru1) == 0);
220
221 work();
222
223 ATF_REQUIRE(getrusage(RUSAGE_SELF, &ru2) == 0);
224
225 if (timercmp(&ru2.ru_utime, &ru1.ru_utime, <) != 0)
226 atf_tc_fail("user time went backwards");
227 }
228
229#ifndef __OpenBSD__
230 atf_tc_fail("anticipated error did not occur");
231#endif
232}
233
234ATF_TC(getrusage_utime_zero);
235ATF_TC_HEAD(getrusage_utime_zero, tc)
236{
237 atf_tc_set_md_var(tc, "descr", "Test zero utime from getrusage(2)");
238}
239
240ATF_TC_BODY(getrusage_utime_zero, tc)
241{
242 struct rusage ru;
243 size_t i;
244
245 /*
246 * Test that getrusage(2) does not return
247 * zero user time for the calling process.
248 *
249 * See also (duplicate) PR port-amd64/41734.
250 */
251#ifndef __OpenBSD__
252 atf_tc_expect_fail("PR kern/30115");
253#endif
254
255 for (i = 0; i < maxiter; i++) {
256
257 work();
258#ifdef __OpenBSD__
259 }
260#endif
261
262 (void)memset(&ru, 0, sizeof(struct rusage));
263
264 ATF_REQUIRE(getrusage(RUSAGE_SELF, &ru) == 0);
265
266 if (ru.ru_utime.tv_sec == 0 && ru.ru_utime.tv_usec == 0)
267 atf_tc_fail("zero user time from getrusage(2)");
268#ifndef __OpenBSD__
269 }
270
271 atf_tc_fail("anticipated error did not occur");
272#endif
273}
274
275ATF_TP_ADD_TCS(tp)
276{
277
278 ATF_TP_ADD_TC(tp, getrusage_err);
279 ATF_TP_ADD_TC(tp, getrusage_sig);
280 ATF_TP_ADD_TC(tp, getrusage_maxrss);
281 ATF_TP_ADD_TC(tp, getrusage_msgsnd);
282 ATF_TP_ADD_TC(tp, getrusage_utime_back);
283 ATF_TP_ADD_TC(tp, getrusage_utime_zero);
284
285 return atf_no_error();
286}
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