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1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ | |
2 | ||
3 | #include <errno.h> | |
4 | #include <getopt.h> | |
5 | #include <sys/epoll.h> | |
6 | #include <unistd.h> | |
7 | ||
8 | #include "alloc-util.h" | |
9 | #include "build.h" | |
10 | #include "fd-util.h" | |
11 | #include "libudev-list-internal.h" | |
12 | #include "libudev-util.h" | |
13 | #include "log.h" | |
14 | #include "main-func.h" | |
15 | #include "stdio-util.h" | |
16 | #include "string-util.h" | |
17 | #include "tests.h" | |
18 | ||
19 | static bool arg_monitor = false; | |
20 | ||
21 | static void print_device(struct udev_device *device) { | |
22 | const char *str; | |
23 | dev_t devnum; | |
24 | int count; | |
25 | struct udev_list_entry *list_entry; | |
26 | ||
27 | log_info("*** device: %p ***", device); | |
28 | str = udev_device_get_action(device); | |
29 | if (str) | |
30 | log_info("action: '%s'", str); | |
31 | ||
32 | str = udev_device_get_syspath(device); | |
33 | log_info("syspath: '%s'", str); | |
34 | ||
35 | str = udev_device_get_sysname(device); | |
36 | log_info("sysname: '%s'", str); | |
37 | ||
38 | str = udev_device_get_sysnum(device); | |
39 | if (str) | |
40 | log_info("sysnum: '%s'", str); | |
41 | ||
42 | str = udev_device_get_devpath(device); | |
43 | log_info("devpath: '%s'", str); | |
44 | ||
45 | str = udev_device_get_subsystem(device); | |
46 | if (str) | |
47 | log_info("subsystem: '%s'", str); | |
48 | ||
49 | str = udev_device_get_devtype(device); | |
50 | if (str) | |
51 | log_info("devtype: '%s'", str); | |
52 | ||
53 | str = udev_device_get_driver(device); | |
54 | if (str) | |
55 | log_info("driver: '%s'", str); | |
56 | ||
57 | str = udev_device_get_devnode(device); | |
58 | if (str) | |
59 | log_info("devname: '%s'", str); | |
60 | ||
61 | devnum = udev_device_get_devnum(device); | |
62 | if (major(devnum) > 0) | |
63 | log_info("devnum: %u:%u", major(devnum), minor(devnum)); | |
64 | ||
65 | count = 0; | |
66 | udev_list_entry_foreach(list_entry, udev_device_get_devlinks_list_entry(device)) { | |
67 | log_info("link: '%s'", udev_list_entry_get_name(list_entry)); | |
68 | count++; | |
69 | } | |
70 | if (count > 0) | |
71 | log_info("found %i links", count); | |
72 | ||
73 | count = 0; | |
74 | udev_list_entry_foreach(list_entry, udev_device_get_properties_list_entry(device)) { | |
75 | log_info("property: '%s=%s'", | |
76 | udev_list_entry_get_name(list_entry), | |
77 | udev_list_entry_get_value(list_entry)); | |
78 | count++; | |
79 | } | |
80 | if (count > 0) | |
81 | log_info("found %i properties", count); | |
82 | ||
83 | str = udev_device_get_property_value(device, "MAJOR"); | |
84 | if (str) | |
85 | log_info("MAJOR: '%s'", str); | |
86 | ||
87 | str = udev_device_get_sysattr_value(device, "dev"); | |
88 | if (str) | |
89 | log_info("attr{dev}: '%s'", str); | |
90 | } | |
91 | ||
92 | static void test_device(struct udev *udev, const char *syspath) { | |
93 | _cleanup_(udev_device_unrefp) struct udev_device *device; | |
94 | ||
95 | log_info("/* %s, device %s */", __func__, syspath); | |
96 | device = udev_device_new_from_syspath(udev, syspath); | |
97 | if (device) | |
98 | print_device(device); | |
99 | else | |
100 | log_warning_errno(errno, "udev_device_new_from_syspath: %m"); | |
101 | } | |
102 | ||
103 | static void test_device_parents(struct udev *udev, const char *syspath) { | |
104 | _cleanup_(udev_device_unrefp) struct udev_device *device; | |
105 | struct udev_device *device_parent; | |
106 | ||
107 | log_info("/* %s, device %s */", __func__, syspath); | |
108 | device = udev_device_new_from_syspath(udev, syspath); | |
109 | if (!device) | |
110 | return; | |
111 | ||
112 | log_info("looking at parents"); | |
113 | device_parent = device; | |
114 | do { | |
115 | print_device(device_parent); | |
116 | device_parent = udev_device_get_parent(device_parent); | |
117 | } while (device_parent != NULL); | |
118 | ||
119 | log_info("looking at parents again"); | |
120 | device_parent = device; | |
121 | do { | |
122 | print_device(device_parent); | |
123 | device_parent = udev_device_get_parent(device_parent); | |
124 | } while (device_parent != NULL); | |
125 | } | |
126 | ||
127 | static void test_device_devnum(struct udev *udev) { | |
128 | dev_t devnum = makedev(1, 3); | |
129 | _cleanup_(udev_device_unrefp) struct udev_device *device; | |
130 | ||
131 | log_info("/* %s, device %d:%d */", __func__, major(devnum), minor(devnum)); | |
132 | ||
133 | device = udev_device_new_from_devnum(udev, 'c', devnum); | |
134 | if (device) | |
135 | print_device(device); | |
136 | else | |
137 | log_warning_errno(errno, "udev_device_new_from_devnum: %m"); | |
138 | } | |
139 | ||
140 | static void test_device_subsys_name(struct udev *udev, const char *subsys, const char *dev) { | |
141 | _cleanup_(udev_device_unrefp) struct udev_device *device; | |
142 | ||
143 | log_info("looking up device: '%s:%s'", subsys, dev); | |
144 | device = udev_device_new_from_subsystem_sysname(udev, subsys, dev); | |
145 | if (!device) | |
146 | log_warning_errno(errno, "udev_device_new_from_subsystem_sysname: %m"); | |
147 | else | |
148 | print_device(device); | |
149 | } | |
150 | ||
151 | static int enumerate_print_list(struct udev_enumerate *enumerate) { | |
152 | struct udev_list_entry *list_entry; | |
153 | int count = 0; | |
154 | ||
155 | udev_list_entry_foreach(list_entry, udev_enumerate_get_list_entry(enumerate)) { | |
156 | struct udev_device *device; | |
157 | ||
158 | device = udev_device_new_from_syspath(udev_enumerate_get_udev(enumerate), | |
159 | udev_list_entry_get_name(list_entry)); | |
160 | if (device) { | |
161 | log_info("device: '%s' (%s)", | |
162 | udev_device_get_syspath(device), | |
163 | udev_device_get_subsystem(device)); | |
164 | udev_device_unref(device); | |
165 | count++; | |
166 | } | |
167 | } | |
168 | log_info("found %i devices", count); | |
169 | return count; | |
170 | } | |
171 | ||
172 | static void test_monitor(struct udev *udev) { | |
173 | _cleanup_(udev_monitor_unrefp) struct udev_monitor *udev_monitor; | |
174 | _cleanup_close_ int fd_ep; | |
175 | int fd_udev; | |
176 | struct epoll_event ep_udev = { | |
177 | .events = EPOLLIN, | |
178 | }, ep_stdin = { | |
179 | .events = EPOLLIN, | |
180 | .data.fd = STDIN_FILENO, | |
181 | }; | |
182 | ||
183 | log_info("/* %s */", __func__); | |
184 | ||
185 | fd_ep = epoll_create1(EPOLL_CLOEXEC); | |
186 | assert_se(fd_ep >= 0); | |
187 | ||
188 | udev_monitor = udev_monitor_new_from_netlink(udev, "udev"); | |
189 | assert_se(udev_monitor != NULL); | |
190 | ||
191 | fd_udev = udev_monitor_get_fd(udev_monitor); | |
192 | ep_udev.data.fd = fd_udev; | |
193 | ||
194 | assert_se(udev_monitor_filter_add_match_subsystem_devtype(udev_monitor, "block", NULL) >= 0); | |
195 | assert_se(udev_monitor_filter_add_match_subsystem_devtype(udev_monitor, "tty", NULL) >= 0); | |
196 | assert_se(udev_monitor_filter_add_match_subsystem_devtype(udev_monitor, "usb", "usb_device") >= 0); | |
197 | ||
198 | assert_se(udev_monitor_enable_receiving(udev_monitor) >= 0); | |
199 | ||
200 | assert_se(epoll_ctl(fd_ep, EPOLL_CTL_ADD, fd_udev, &ep_udev) >= 0); | |
201 | assert_se(epoll_ctl(fd_ep, EPOLL_CTL_ADD, STDIN_FILENO, &ep_stdin) >= 0); | |
202 | ||
203 | for (;;) { | |
204 | int fdcount; | |
205 | struct epoll_event ev[4]; | |
206 | struct udev_device *device; | |
207 | int i; | |
208 | ||
209 | printf("waiting for events from udev, press ENTER to exit\n"); | |
210 | fdcount = epoll_wait(fd_ep, ev, ELEMENTSOF(ev), -1); | |
211 | printf("epoll fd count: %i\n", fdcount); | |
212 | ||
213 | for (i = 0; i < fdcount; i++) { | |
214 | if (ev[i].data.fd == fd_udev && ev[i].events & EPOLLIN) { | |
215 | device = udev_monitor_receive_device(udev_monitor); | |
216 | if (!device) { | |
217 | printf("no device from socket\n"); | |
218 | continue; | |
219 | } | |
220 | print_device(device); | |
221 | udev_device_unref(device); | |
222 | } else if (ev[i].data.fd == STDIN_FILENO && ev[i].events & EPOLLIN) { | |
223 | printf("exiting loop\n"); | |
224 | return; | |
225 | } | |
226 | } | |
227 | } | |
228 | } | |
229 | ||
230 | static void test_queue(struct udev *udev) { | |
231 | struct udev_queue *udev_queue; | |
232 | bool empty; | |
233 | ||
234 | log_info("/* %s */", __func__); | |
235 | ||
236 | assert_se(udev_queue = udev_queue_new(udev)); | |
237 | ||
238 | empty = udev_queue_get_queue_is_empty(udev_queue); | |
239 | log_info("queue is %s", empty ? "empty" : "not empty"); | |
240 | udev_queue_unref(udev_queue); | |
241 | } | |
242 | ||
243 | static int test_enumerate(struct udev *udev, const char *subsystem) { | |
244 | struct udev_enumerate *udev_enumerate; | |
245 | int r; | |
246 | ||
247 | log_info("/* %s */", __func__); | |
248 | ||
249 | log_info("enumerate '%s'", subsystem == NULL ? "<all>" : subsystem); | |
250 | udev_enumerate = udev_enumerate_new(udev); | |
251 | if (!udev_enumerate) | |
252 | return -1; | |
253 | udev_enumerate_add_match_subsystem(udev_enumerate, subsystem); | |
254 | udev_enumerate_scan_devices(udev_enumerate); | |
255 | enumerate_print_list(udev_enumerate); | |
256 | udev_enumerate_unref(udev_enumerate); | |
257 | ||
258 | log_info("enumerate 'net' + duplicated scan + null + zero"); | |
259 | udev_enumerate = udev_enumerate_new(udev); | |
260 | if (!udev_enumerate) | |
261 | return -1; | |
262 | udev_enumerate_add_match_subsystem(udev_enumerate, "net"); | |
263 | udev_enumerate_scan_devices(udev_enumerate); | |
264 | udev_enumerate_scan_devices(udev_enumerate); | |
265 | udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/zero"); | |
266 | udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/null"); | |
267 | udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/zero"); | |
268 | udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/null"); | |
269 | udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/zero"); | |
270 | udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/null"); | |
271 | udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/null"); | |
272 | udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/zero"); | |
273 | udev_enumerate_add_syspath(udev_enumerate, "/sys/class/mem/zero"); | |
274 | udev_enumerate_scan_devices(udev_enumerate); | |
275 | enumerate_print_list(udev_enumerate); | |
276 | udev_enumerate_unref(udev_enumerate); | |
277 | ||
278 | log_info("enumerate 'block'"); | |
279 | udev_enumerate = udev_enumerate_new(udev); | |
280 | if (!udev_enumerate) | |
281 | return -1; | |
282 | udev_enumerate_add_match_subsystem(udev_enumerate,"block"); | |
283 | r = udev_enumerate_add_match_is_initialized(udev_enumerate); | |
284 | if (r < 0) { | |
285 | udev_enumerate_unref(udev_enumerate); | |
286 | return r; | |
287 | } | |
288 | udev_enumerate_scan_devices(udev_enumerate); | |
289 | enumerate_print_list(udev_enumerate); | |
290 | udev_enumerate_unref(udev_enumerate); | |
291 | ||
292 | log_info("enumerate 'not block'"); | |
293 | udev_enumerate = udev_enumerate_new(udev); | |
294 | if (!udev_enumerate) | |
295 | return -1; | |
296 | udev_enumerate_add_nomatch_subsystem(udev_enumerate, "block"); | |
297 | udev_enumerate_scan_devices(udev_enumerate); | |
298 | enumerate_print_list(udev_enumerate); | |
299 | udev_enumerate_unref(udev_enumerate); | |
300 | ||
301 | log_info("enumerate 'pci, mem, vc'"); | |
302 | udev_enumerate = udev_enumerate_new(udev); | |
303 | if (!udev_enumerate) | |
304 | return -1; | |
305 | udev_enumerate_add_match_subsystem(udev_enumerate, "pci"); | |
306 | udev_enumerate_add_match_subsystem(udev_enumerate, "mem"); | |
307 | udev_enumerate_add_match_subsystem(udev_enumerate, "vc"); | |
308 | udev_enumerate_scan_devices(udev_enumerate); | |
309 | enumerate_print_list(udev_enumerate); | |
310 | udev_enumerate_unref(udev_enumerate); | |
311 | ||
312 | log_info("enumerate 'subsystem'"); | |
313 | udev_enumerate = udev_enumerate_new(udev); | |
314 | if (!udev_enumerate) | |
315 | return -1; | |
316 | udev_enumerate_scan_subsystems(udev_enumerate); | |
317 | enumerate_print_list(udev_enumerate); | |
318 | udev_enumerate_unref(udev_enumerate); | |
319 | ||
320 | log_info("enumerate 'property IF_FS_*=filesystem'"); | |
321 | udev_enumerate = udev_enumerate_new(udev); | |
322 | if (!udev_enumerate) | |
323 | return -1; | |
324 | udev_enumerate_add_match_property(udev_enumerate, "ID_FS*", "filesystem"); | |
325 | udev_enumerate_scan_devices(udev_enumerate); | |
326 | enumerate_print_list(udev_enumerate); | |
327 | udev_enumerate_unref(udev_enumerate); | |
328 | return 0; | |
329 | } | |
330 | ||
331 | static void test_hwdb(struct udev *udev, const char *modalias) { | |
332 | struct udev_hwdb *hwdb; | |
333 | struct udev_list_entry *entry; | |
334 | ||
335 | log_info("/* %s */", __func__); | |
336 | ||
337 | hwdb = udev_hwdb_new(udev); | |
338 | if (!hwdb) | |
339 | log_warning_errno(errno, "Failed to open hwdb: %m"); | |
340 | ||
341 | udev_list_entry_foreach(entry, udev_hwdb_get_properties_list_entry(hwdb, modalias, 0)) | |
342 | log_info("'%s'='%s'", udev_list_entry_get_name(entry), udev_list_entry_get_value(entry)); | |
343 | ||
344 | hwdb = udev_hwdb_unref(hwdb); | |
345 | assert_se(hwdb == NULL); | |
346 | } | |
347 | ||
348 | static void test_util_replace_whitespace_one_len(const char *str, size_t len, const char *expected) { | |
349 | _cleanup_free_ char *result = NULL; | |
350 | int r; | |
351 | ||
352 | result = new(char, len + 1); | |
353 | assert_se(result); | |
354 | r = util_replace_whitespace(str, result, len); | |
355 | assert_se((size_t) r == strlen(expected)); | |
356 | assert_se(streq(result, expected)); | |
357 | } | |
358 | ||
359 | static void test_util_replace_whitespace_one(const char *str, const char *expected) { | |
360 | test_util_replace_whitespace_one_len(str, strlen(str), expected); | |
361 | } | |
362 | ||
363 | static void test_util_replace_whitespace(void) { | |
364 | log_info("/* %s */", __func__); | |
365 | ||
366 | test_util_replace_whitespace_one("hogehoge", "hogehoge"); | |
367 | test_util_replace_whitespace_one("hoge hoge", "hoge_hoge"); | |
368 | test_util_replace_whitespace_one(" hoge hoge ", "hoge_hoge"); | |
369 | test_util_replace_whitespace_one(" ", ""); | |
370 | test_util_replace_whitespace_one("hoge ", "hoge"); | |
371 | ||
372 | test_util_replace_whitespace_one_len("hoge hoge ", 9, "hoge_hoge"); | |
373 | test_util_replace_whitespace_one_len("hoge hoge ", 8, "hoge_hog"); | |
374 | test_util_replace_whitespace_one_len("hoge hoge ", 7, "hoge_ho"); | |
375 | test_util_replace_whitespace_one_len("hoge hoge ", 6, "hoge_h"); | |
376 | test_util_replace_whitespace_one_len("hoge hoge ", 5, "hoge"); | |
377 | test_util_replace_whitespace_one_len("hoge hoge ", 4, "hoge"); | |
378 | test_util_replace_whitespace_one_len("hoge hoge ", 3, "hog"); | |
379 | test_util_replace_whitespace_one_len("hoge hoge ", 2, "ho"); | |
380 | test_util_replace_whitespace_one_len("hoge hoge ", 1, "h"); | |
381 | test_util_replace_whitespace_one_len("hoge hoge ", 0, ""); | |
382 | ||
383 | test_util_replace_whitespace_one_len(" hoge hoge ", 16, "hoge_hoge"); | |
384 | test_util_replace_whitespace_one_len(" hoge hoge ", 15, "hoge_hoge"); | |
385 | test_util_replace_whitespace_one_len(" hoge hoge ", 14, "hoge_hog"); | |
386 | test_util_replace_whitespace_one_len(" hoge hoge ", 13, "hoge_ho"); | |
387 | test_util_replace_whitespace_one_len(" hoge hoge ", 12, "hoge_h"); | |
388 | test_util_replace_whitespace_one_len(" hoge hoge ", 11, "hoge"); | |
389 | test_util_replace_whitespace_one_len(" hoge hoge ", 10, "hoge"); | |
390 | test_util_replace_whitespace_one_len(" hoge hoge ", 9, "hoge"); | |
391 | test_util_replace_whitespace_one_len(" hoge hoge ", 8, "hoge"); | |
392 | test_util_replace_whitespace_one_len(" hoge hoge ", 7, "hog"); | |
393 | test_util_replace_whitespace_one_len(" hoge hoge ", 6, "ho"); | |
394 | test_util_replace_whitespace_one_len(" hoge hoge ", 5, "h"); | |
395 | test_util_replace_whitespace_one_len(" hoge hoge ", 4, ""); | |
396 | test_util_replace_whitespace_one_len(" hoge hoge ", 3, ""); | |
397 | test_util_replace_whitespace_one_len(" hoge hoge ", 2, ""); | |
398 | test_util_replace_whitespace_one_len(" hoge hoge ", 1, ""); | |
399 | test_util_replace_whitespace_one_len(" hoge hoge ", 0, ""); | |
400 | } | |
401 | ||
402 | static void test_util_resolve_subsys_kernel_one(const char *str, bool read_value, int retval, const char *expected) { | |
403 | char result[UTIL_PATH_SIZE] = ""; | |
404 | int r; | |
405 | ||
406 | r = util_resolve_subsys_kernel(str, result, sizeof(result), read_value); | |
407 | log_info("\"%s\" → expect: \"%s\", %d, actual: \"%s\", %d", str, strnull(expected), retval, result, r); | |
408 | assert_se(r == retval); | |
409 | if (r >= 0) | |
410 | assert_se(streq(result, expected)); | |
411 | } | |
412 | ||
413 | static void test_util_resolve_subsys_kernel(void) { | |
414 | log_info("/* %s */", __func__); | |
415 | ||
416 | test_util_resolve_subsys_kernel_one("hoge", false, -EINVAL, NULL); | |
417 | test_util_resolve_subsys_kernel_one("[hoge", false, -EINVAL, NULL); | |
418 | test_util_resolve_subsys_kernel_one("[hoge/foo", false, -EINVAL, NULL); | |
419 | test_util_resolve_subsys_kernel_one("[hoge/]", false, -ENODEV, NULL); | |
420 | ||
421 | test_util_resolve_subsys_kernel_one("[net/lo]", false, 0, "/sys/devices/virtual/net/lo"); | |
422 | test_util_resolve_subsys_kernel_one("[net/lo]/", false, 0, "/sys/devices/virtual/net/lo"); | |
423 | test_util_resolve_subsys_kernel_one("[net/lo]hoge", false, 0, "/sys/devices/virtual/net/lo/hoge"); | |
424 | test_util_resolve_subsys_kernel_one("[net/lo]/hoge", false, 0, "/sys/devices/virtual/net/lo/hoge"); | |
425 | ||
426 | test_util_resolve_subsys_kernel_one("[net/lo]", true, -EINVAL, NULL); | |
427 | test_util_resolve_subsys_kernel_one("[net/lo]/", true, -EINVAL, NULL); | |
428 | test_util_resolve_subsys_kernel_one("[net/lo]hoge", true, 0, ""); | |
429 | test_util_resolve_subsys_kernel_one("[net/lo]/hoge", true, 0, ""); | |
430 | test_util_resolve_subsys_kernel_one("[net/lo]address", true, 0, "00:00:00:00:00:00"); | |
431 | test_util_resolve_subsys_kernel_one("[net/lo]/address", true, 0, "00:00:00:00:00:00"); | |
432 | } | |
433 | ||
434 | static void test_list(void) { | |
435 | _cleanup_(udev_list_freep) struct udev_list *list = NULL; | |
436 | struct udev_list_entry *e; | |
437 | ||
438 | /* empty list */ | |
439 | assert_se(list = udev_list_new(false)); | |
440 | assert_se(!udev_list_get_entry(list)); | |
441 | list = udev_list_free(list); | |
442 | ||
443 | /* unique == false */ | |
444 | assert_se(list = udev_list_new(false)); | |
445 | assert_se(udev_list_entry_add(list, "aaa", "hoge")); | |
446 | assert_se(udev_list_entry_add(list, "aaa", "hogehoge")); | |
447 | assert_se(udev_list_entry_add(list, "bbb", "foo")); | |
448 | e = udev_list_get_entry(list); | |
449 | assert_se(e); | |
450 | assert_se(streq_ptr(udev_list_entry_get_name(e), "aaa")); | |
451 | assert_se(streq_ptr(udev_list_entry_get_value(e), "hoge")); | |
452 | e = udev_list_entry_get_next(e); | |
453 | assert_se(e); | |
454 | assert_se(streq_ptr(udev_list_entry_get_name(e), "aaa")); | |
455 | assert_se(streq_ptr(udev_list_entry_get_value(e), "hogehoge")); | |
456 | e = udev_list_entry_get_next(e); | |
457 | assert_se(e); | |
458 | assert_se(streq_ptr(udev_list_entry_get_name(e), "bbb")); | |
459 | assert_se(streq_ptr(udev_list_entry_get_value(e), "foo")); | |
460 | assert_se(!udev_list_entry_get_next(e)); | |
461 | ||
462 | assert_se(!udev_list_entry_get_by_name(e, "aaa")); | |
463 | assert_se(!udev_list_entry_get_by_name(e, "bbb")); | |
464 | assert_se(!udev_list_entry_get_by_name(e, "ccc")); | |
465 | list = udev_list_free(list); | |
466 | ||
467 | /* unique == true */ | |
468 | assert_se(list = udev_list_new(true)); | |
469 | assert_se(udev_list_entry_add(list, "aaa", "hoge")); | |
470 | assert_se(udev_list_entry_add(list, "aaa", "hogehoge")); | |
471 | assert_se(udev_list_entry_add(list, "bbb", "foo")); | |
472 | e = udev_list_get_entry(list); | |
473 | assert_se(e); | |
474 | assert_se(streq_ptr(udev_list_entry_get_name(e), "aaa")); | |
475 | assert_se(streq_ptr(udev_list_entry_get_value(e), "hogehoge")); | |
476 | e = udev_list_entry_get_next(e); | |
477 | assert_se(streq_ptr(udev_list_entry_get_name(e), "bbb")); | |
478 | assert_se(streq_ptr(udev_list_entry_get_value(e), "foo")); | |
479 | assert_se(!udev_list_entry_get_next(e)); | |
480 | ||
481 | e = udev_list_entry_get_by_name(e, "bbb"); | |
482 | assert_se(e); | |
483 | assert_se(streq_ptr(udev_list_entry_get_name(e), "bbb")); | |
484 | assert_se(streq_ptr(udev_list_entry_get_value(e), "foo")); | |
485 | e = udev_list_entry_get_by_name(e, "aaa"); | |
486 | assert_se(e); | |
487 | assert_se(streq_ptr(udev_list_entry_get_name(e), "aaa")); | |
488 | assert_se(streq_ptr(udev_list_entry_get_value(e), "hogehoge")); | |
489 | assert_se(!udev_list_entry_get_by_name(e, "ccc")); | |
490 | } | |
491 | ||
492 | static int parse_args(int argc, char *argv[], const char **syspath, const char **subsystem) { | |
493 | static const struct option options[] = { | |
494 | { "syspath", required_argument, NULL, 'p' }, | |
495 | { "subsystem", required_argument, NULL, 's' }, | |
496 | { "debug", no_argument, NULL, 'd' }, | |
497 | { "help", no_argument, NULL, 'h' }, | |
498 | { "version", no_argument, NULL, 'V' }, | |
499 | { "monitor", no_argument, NULL, 'm' }, | |
500 | {} | |
501 | }; | |
502 | int c; | |
503 | ||
504 | while ((c = getopt_long(argc, argv, "p:s:dhVm", options, NULL)) >= 0) | |
505 | switch (c) { | |
506 | case 'p': | |
507 | *syspath = optarg; | |
508 | break; | |
509 | ||
510 | case 's': | |
511 | *subsystem = optarg; | |
512 | break; | |
513 | ||
514 | case 'd': | |
515 | log_set_max_level(LOG_DEBUG); | |
516 | break; | |
517 | ||
518 | case 'h': | |
519 | printf("--debug --syspath= --subsystem= --help\n"); | |
520 | return 0; | |
521 | ||
522 | case 'V': | |
523 | printf("%s\n", GIT_VERSION); | |
524 | return 0; | |
525 | ||
526 | case 'm': | |
527 | arg_monitor = true; | |
528 | break; | |
529 | ||
530 | case '?': | |
531 | return -EINVAL; | |
532 | ||
533 | default: | |
534 | assert_not_reached("Unhandled option code."); | |
535 | } | |
536 | ||
537 | return 1; | |
538 | } | |
539 | ||
540 | static int run(int argc, char *argv[]) { | |
541 | _cleanup_(udev_unrefp) struct udev *udev = NULL; | |
542 | ||
543 | const char *syspath = "/devices/virtual/mem/null"; | |
544 | const char *subsystem = NULL; | |
545 | int r; | |
546 | ||
547 | test_setup_logging(LOG_INFO); | |
548 | ||
549 | r = parse_args(argc, argv, &syspath, &subsystem); | |
550 | if (r <= 0) | |
551 | return r; | |
552 | ||
553 | assert_se(udev = udev_new()); | |
554 | ||
555 | /* add sys path if needed */ | |
556 | if (!startswith(syspath, "/sys")) | |
557 | syspath = strjoina("/sys/", syspath); | |
558 | ||
559 | test_device(udev, syspath); | |
560 | test_device_devnum(udev); | |
561 | test_device_subsys_name(udev, "block", "sda"); | |
562 | test_device_subsys_name(udev, "subsystem", "pci"); | |
563 | test_device_subsys_name(udev, "drivers", "scsi:sd"); | |
564 | test_device_subsys_name(udev, "module", "printk"); | |
565 | test_device_parents(udev, syspath); | |
566 | ||
567 | test_enumerate(udev, subsystem); | |
568 | ||
569 | test_queue(udev); | |
570 | ||
571 | test_hwdb(udev, "usb:v0D50p0011*"); | |
572 | ||
573 | if (arg_monitor) | |
574 | test_monitor(udev); | |
575 | ||
576 | test_util_replace_whitespace(); | |
577 | test_util_resolve_subsys_kernel(); | |
578 | ||
579 | test_list(); | |
580 | ||
581 | return 0; | |
582 | } | |
583 | ||
584 | DEFINE_MAIN_FUNCTION(run); |