]>
Commit | Line | Data |
---|---|---|
b85697f6 | 1 | /* Tests for 64bit AIO in librt. |
b168057a | 2 | Copyright (C) 1998-2015 Free Software Foundation, Inc. |
41bdb6e2 | 3 | This file is part of the GNU C Library. |
b85697f6 UD |
4 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
7 | modify it under the terms of the GNU Lesser General Public |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
b85697f6 UD |
10 | |
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 14 | Lesser General Public License for more details. |
b85697f6 | 15 | |
41bdb6e2 | 16 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
18 | <http://www.gnu.org/licenses/>. */ | |
b85697f6 UD |
19 | |
20 | #define _LARGEFILE_SOURCE 1 | |
21 | #include <aio.h> | |
22 | #include <errno.h> | |
23 | #include <error.h> | |
84ad622b | 24 | #include <fcntl.h> |
b85697f6 UD |
25 | #include <stdlib.h> |
26 | #include <string.h> | |
27 | #include <unistd.h> | |
28 | #include <sys/stat.h> | |
29 | ||
30 | ||
31 | /* Prototype for our test function. */ | |
32 | extern void do_prepare (int argc, char *argv[]); | |
33 | extern int do_test (int argc, char *argv[]); | |
34 | ||
35 | /* We have a preparation function. */ | |
36 | #define PREPARE do_prepare | |
37 | ||
38 | /* We might need a bit longer timeout. */ | |
39 | #define TIMEOUT 20 /* sec */ | |
40 | ||
41 | /* This defines the `main' function and some more. */ | |
42 | #include <test-skeleton.c> | |
43 | ||
44 | ||
45 | /* These are for the temporary file we generate. */ | |
46 | char *name; | |
47 | int fd; | |
48 | ||
49 | void | |
50 | do_prepare (int argc, char *argv[]) | |
51 | { | |
30aa5785 | 52 | size_t name_len; |
b85697f6 UD |
53 | |
54 | name_len = strlen (test_dir); | |
55 | name = malloc (name_len + sizeof ("/aioXXXXXX")); | |
56 | mempcpy (mempcpy (name, test_dir, name_len), | |
57 | "/aioXXXXXX", sizeof ("/aioXXXXXX")); | |
58 | add_temp_file (name); | |
59 | ||
60 | /* Open our test file. */ | |
61 | fd = mkstemp (name); | |
62 | if (fd == -1) | |
63 | error (EXIT_FAILURE, errno, "cannot open test file `%s'", name); | |
64 | } | |
65 | ||
66 | ||
f71bc3ba | 67 | static int |
b85697f6 UD |
68 | test_file (const void *buf, size_t size, int fd, const char *msg) |
69 | { | |
70 | struct stat st; | |
71 | char tmp[size]; | |
72 | ||
73 | errno = 0; | |
74 | if (fstat (fd, &st) < 0) | |
75 | { | |
76 | error (0, errno, "%s: failed stat", msg); | |
77 | return 1; | |
78 | } | |
79 | ||
57b36a0a | 80 | if (st.st_size != (off_t) size) |
b85697f6 UD |
81 | { |
82 | error (0, errno, "%s: wrong size: %lu, should be %lu", | |
83 | msg, (unsigned long int) st.st_size, (unsigned long int) size); | |
84 | return 1; | |
85 | } | |
86 | ||
57b36a0a | 87 | if (pread (fd, tmp, size, 0) != (ssize_t) size) |
b85697f6 | 88 | { |
9881cbf8 | 89 | error (0, errno, "%s: failed pread", msg); |
b85697f6 UD |
90 | return 1; |
91 | } | |
92 | ||
93 | if (memcmp (buf, tmp, size) != 0) | |
94 | { | |
95 | error (0, errno, "%s: failed comparison", msg); | |
96 | return 1; | |
97 | } | |
98 | ||
99 | printf ("%s test ok\n", msg); | |
100 | ||
101 | return 0; | |
102 | } | |
103 | ||
104 | ||
f71bc3ba | 105 | static int |
46bdb694 | 106 | do_wait (struct aiocb64 **cbp, size_t nent, int allowed_err) |
b85697f6 UD |
107 | { |
108 | int go_on; | |
46bdb694 AJ |
109 | size_t cnt; |
110 | int result = 0; | |
111 | ||
b85697f6 UD |
112 | do |
113 | { | |
b85697f6 UD |
114 | aio_suspend64 ((const struct aiocb64 *const *) cbp, nent, NULL); |
115 | go_on = 0; | |
116 | for (cnt = 0; cnt < nent; ++cnt) | |
46bdb694 AJ |
117 | if (cbp[cnt] != NULL) |
118 | { | |
119 | if (aio_error64 (cbp[cnt]) == EINPROGRESS) | |
120 | go_on = 1; | |
121 | else | |
122 | { | |
123 | if (aio_return64 (cbp[cnt]) == -1 | |
124 | && (allowed_err == 0 | |
125 | || aio_error64 (cbp[cnt]) != allowed_err)) | |
126 | { | |
127 | error (0, aio_error64 (cbp[cnt]), "Operation failed\n"); | |
128 | result = 1; | |
129 | } | |
130 | cbp[cnt] = NULL; | |
131 | } | |
132 | } | |
b85697f6 UD |
133 | } |
134 | while (go_on); | |
46bdb694 AJ |
135 | |
136 | return result; | |
b85697f6 UD |
137 | } |
138 | ||
139 | ||
140 | int | |
141 | do_test (int argc, char *argv[]) | |
142 | { | |
143 | struct aiocb64 cbs[10]; | |
46bdb694 | 144 | struct aiocb64 cbs_fsync; |
b85697f6 | 145 | struct aiocb64 *cbp[10]; |
46bdb694 | 146 | struct aiocb64 *cbp_fsync[1]; |
b85697f6 UD |
147 | char buf[1000]; |
148 | size_t cnt; | |
149 | int result = 0; | |
150 | ||
151 | /* Preparation. */ | |
152 | for (cnt = 0; cnt < 10; ++cnt) | |
153 | { | |
154 | cbs[cnt].aio_fildes = fd; | |
155 | cbs[cnt].aio_reqprio = 0; | |
156 | cbs[cnt].aio_buf = memset (&buf[cnt * 100], '0' + cnt, 100); | |
157 | cbs[cnt].aio_nbytes = 100; | |
158 | cbs[cnt].aio_offset = cnt * 100; | |
159 | cbs[cnt].aio_sigevent.sigev_notify = SIGEV_NONE; | |
160 | ||
161 | cbp[cnt] = &cbs[cnt]; | |
162 | } | |
163 | ||
164 | /* First a simple test. */ | |
165 | for (cnt = 10; cnt > 0; ) | |
ffa8d2a0 RM |
166 | if (aio_write64 (cbp[--cnt]) < 0 && errno == ENOSYS) |
167 | { | |
168 | error (0, 0, "no aio support in this configuration"); | |
169 | return 0; | |
170 | } | |
b85697f6 | 171 | /* Wait 'til the results are there. */ |
46bdb694 | 172 | result |= do_wait (cbp, 10, 0); |
b85697f6 UD |
173 | /* Test this. */ |
174 | result |= test_file (buf, sizeof (buf), fd, "aio_write"); | |
175 | ||
176 | /* Read now as we've written it. */ | |
177 | memset (buf, '\0', sizeof (buf)); | |
178 | /* Issue the commands. */ | |
179 | for (cnt = 10; cnt > 0; ) | |
180 | { | |
181 | --cnt; | |
182 | cbp[cnt] = &cbs[cnt]; | |
183 | aio_read64 (cbp[cnt]); | |
184 | } | |
185 | /* Wait 'til the results are there. */ | |
46bdb694 | 186 | result |= do_wait (cbp, 10, 0); |
b85697f6 UD |
187 | /* Test this. */ |
188 | for (cnt = 0; cnt < 1000; ++cnt) | |
189 | if (buf[cnt] != '0' + (cnt / 100)) | |
190 | { | |
191 | result = 1; | |
192 | error (0, 0, "comparison failed for aio_read test"); | |
193 | break; | |
194 | } | |
195 | ||
196 | if (cnt == 1000) | |
197 | puts ("aio_read test ok"); | |
198 | ||
199 | /* Remove the test file contents. */ | |
200 | if (ftruncate64 (fd, 0) < 0) | |
201 | { | |
202 | error (0, errno, "ftruncate failed\n"); | |
203 | result = 1; | |
204 | } | |
205 | ||
206 | /* Test lio_listio. */ | |
207 | for (cnt = 0; cnt < 10; ++cnt) | |
208 | { | |
209 | cbs[cnt].aio_lio_opcode = LIO_WRITE; | |
210 | cbp[cnt] = &cbs[cnt]; | |
211 | } | |
212 | /* Issue the command. */ | |
213 | lio_listio64 (LIO_WAIT, cbp, 10, NULL); | |
214 | /* ...and immediately test it since we started it in wait mode. */ | |
215 | result |= test_file (buf, sizeof (buf), fd, "lio_listio (write)"); | |
216 | ||
46bdb694 AJ |
217 | /* Test aio_fsync. */ |
218 | cbs_fsync.aio_fildes = fd; | |
219 | cbs_fsync.aio_sigevent.sigev_notify = SIGEV_NONE; | |
220 | cbp_fsync[0] = &cbs_fsync; | |
221 | ||
222 | /* Remove the test file contents first. */ | |
223 | if (ftruncate64 (fd, 0) < 0) | |
224 | { | |
225 | error (0, errno, "ftruncate failed\n"); | |
226 | result = 1; | |
227 | } | |
228 | ||
229 | /* Write again. */ | |
230 | for (cnt = 10; cnt > 0; ) | |
231 | aio_write64 (cbp[--cnt]); | |
232 | ||
233 | if (aio_fsync64 (O_SYNC, &cbs_fsync) < 0) | |
234 | { | |
235 | error (0, errno, "aio_fsync failed\n"); | |
236 | result = 1; | |
237 | } | |
238 | result |= do_wait (cbp_fsync, 1, 0); | |
239 | ||
240 | /* ...and test since all data should be on disk now. */ | |
241 | result |= test_file (buf, sizeof (buf), fd, "aio_fsync (aio_write)"); | |
242 | ||
243 | /* Test aio_cancel. */ | |
244 | /* Remove the test file contents first. */ | |
245 | if (ftruncate64 (fd, 0) < 0) | |
246 | { | |
247 | error (0, errno, "ftruncate failed\n"); | |
248 | result = 1; | |
249 | } | |
250 | ||
251 | /* Write again. */ | |
252 | for (cnt = 10; cnt > 0; ) | |
253 | aio_write64 (cbp[--cnt]); | |
254 | ||
255 | /* Cancel all requests. */ | |
256 | if (aio_cancel64 (fd, NULL) == -1) | |
257 | printf ("aio_cancel64 (fd, NULL) cannot cancel anything\n"); | |
258 | ||
259 | result |= do_wait (cbp, 10, ECANCELED); | |
260 | ||
261 | /* Another test for aio_cancel. */ | |
262 | /* Remove the test file contents first. */ | |
263 | if (ftruncate64 (fd, 0) < 0) | |
264 | { | |
265 | error (0, errno, "ftruncate failed\n"); | |
266 | result = 1; | |
267 | } | |
268 | ||
269 | /* Write again. */ | |
270 | for (cnt = 10; cnt > 0; ) | |
271 | { | |
272 | --cnt; | |
273 | cbp[cnt] = &cbs[cnt]; | |
274 | aio_write64 (cbp[cnt]); | |
275 | } | |
276 | puts ("finished3"); | |
277 | ||
278 | /* Cancel all requests. */ | |
279 | for (cnt = 10; cnt > 0; ) | |
280 | if (aio_cancel64 (fd, cbp[--cnt]) == -1) | |
281 | /* This is not an error. The request can simply be finished. */ | |
282 | printf ("aio_cancel64 (fd, cbp[%Zd]) cannot be canceled\n", cnt); | |
283 | puts ("finished2"); | |
284 | ||
285 | result |= do_wait (cbp, 10, ECANCELED); | |
286 | ||
287 | puts ("finished"); | |
288 | ||
b85697f6 UD |
289 | return result; |
290 | } |