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Commit | Line | Data |
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be9b51f6 | 1 | /* |
fc206fbe | 2 | * Copyright (C) 2004-2009 Kay Sievers <kay.sievers@vrfy.org> |
be9b51f6 | 3 | * |
55e9959b KS |
4 | * This program is free software: you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation, either version 2 of the License, or | |
7 | * (at your option) any later version. | |
be9b51f6 | 8 | * |
55e9959b KS |
9 | * This program is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
be9b51f6 KS |
16 | */ |
17 | ||
18 | #include <stdlib.h> | |
19 | #include <string.h> | |
20 | #include <stdio.h> | |
1aa1e248 | 21 | #include <stddef.h> |
034f35d7 | 22 | #include <ctype.h> |
87171e46 KS |
23 | #include <stdarg.h> |
24 | #include <unistd.h> | |
1aa1e248 | 25 | #include <dirent.h> |
87171e46 | 26 | #include <errno.h> |
11f1bb5a | 27 | #include <getopt.h> |
e6c1a2bd | 28 | #include <fcntl.h> |
492e76c9 KS |
29 | #include <sys/stat.h> |
30 | #include <sys/types.h> | |
be9b51f6 | 31 | |
869fc2f1 | 32 | #include "udev.h" |
be9b51f6 | 33 | |
93b0f384 | 34 | static void print_all_attributes(struct udev_device *device, const char *key) |
be9b51f6 | 35 | { |
95ce1875 | 36 | struct udev_list_entry *sysattr; |
1aa1e248 | 37 | |
95ce1875 TE |
38 | udev_list_entry_foreach(sysattr, udev_device_get_sysattr_list_entry(device)) { |
39 | const char *name; | |
40 | const char *value; | |
41 | size_t len; | |
1aa1e248 | 42 | |
95ce1875 TE |
43 | /* skip symlinks */ |
44 | if (0 == strcmp("s", udev_list_entry_get_value(sysattr))) | |
45 | continue; | |
492e76c9 | 46 | |
95ce1875 TE |
47 | name = udev_list_entry_get_name(sysattr); |
48 | if (strcmp(name, "uevent") == 0) | |
49 | continue; | |
50 | if (strcmp(name, "dev") == 0) | |
51 | continue; | |
e9b64770 | 52 | |
95ce1875 TE |
53 | value = udev_device_get_sysattr_value(device, name); |
54 | if (value == NULL) | |
55 | continue; | |
56 | dbg(udev_device_get_udev(device), "attr '%s'='%s'\n", name, value); | |
492e76c9 | 57 | |
95ce1875 TE |
58 | /* skip nonprintable attributes */ |
59 | len = strlen(value); | |
60 | while (len > 0 && isprint(value[len-1])) | |
61 | len--; | |
62 | if (len > 0) { | |
63 | dbg(udev_device_get_udev(device), | |
64 | "attribute value of '%s' non-printable, skip\n", name); | |
65 | continue; | |
6276fdd2 | 66 | } |
95ce1875 TE |
67 | |
68 | printf(" %s{%s}==\"%s\"\n", key, name, value); | |
be9b51f6 KS |
69 | } |
70 | printf("\n"); | |
be9b51f6 KS |
71 | } |
72 | ||
93b0f384 | 73 | static int print_device_chain(struct udev_device *device) |
87171e46 | 74 | { |
b2d9e4f2 | 75 | struct udev_device *device_parent; |
4ad3a37f | 76 | const char *str; |
e48fc108 | 77 | |
1aa1e248 | 78 | printf("\n" |
b620292b | 79 | "Udevadm info starts with the device specified by the devpath and then\n" |
6cf19e52 KS |
80 | "walks up the chain of parent devices. It prints for every device\n" |
81 | "found, all possible attributes in the udev rules key format.\n" | |
82 | "A rule to match, can be composed by the attributes of the device\n" | |
83 | "and the attributes from one single parent device.\n" | |
dba8c18b | 84 | "\n"); |
f61d732a | 85 | |
4ad3a37f KS |
86 | printf(" looking at device '%s':\n", udev_device_get_devpath(device)); |
87 | printf(" KERNEL==\"%s\"\n", udev_device_get_sysname(device)); | |
88 | str = udev_device_get_subsystem(device); | |
89 | if (str == NULL) | |
90 | str = ""; | |
91 | printf(" SUBSYSTEM==\"%s\"\n", str); | |
92 | str = udev_device_get_driver(device); | |
93 | if (str == NULL) | |
94 | str = ""; | |
95 | printf(" DRIVER==\"%s\"\n", str); | |
93b0f384 | 96 | print_all_attributes(device, "ATTR"); |
4ad3a37f | 97 | |
b2d9e4f2 KS |
98 | device_parent = device; |
99 | do { | |
100 | device_parent = udev_device_get_parent(device_parent); | |
4ad3a37f | 101 | if (device_parent == NULL) |
034f35d7 | 102 | break; |
b2d9e4f2 KS |
103 | printf(" looking at parent device '%s':\n", udev_device_get_devpath(device_parent)); |
104 | printf(" KERNELS==\"%s\"\n", udev_device_get_sysname(device_parent)); | |
105 | str = udev_device_get_subsystem(device_parent); | |
4ad3a37f KS |
106 | if (str == NULL) |
107 | str = ""; | |
108 | printf(" SUBSYSTEMS==\"%s\"\n", str); | |
b2d9e4f2 | 109 | str = udev_device_get_driver(device_parent); |
4ad3a37f KS |
110 | if (str == NULL) |
111 | str = ""; | |
112 | printf(" DRIVERS==\"%s\"\n", str); | |
93b0f384 | 113 | print_all_attributes(device_parent, "ATTRS"); |
b2d9e4f2 | 114 | } while (device_parent != NULL); |
be9b51f6 | 115 | |
1aa1e248 KS |
116 | return 0; |
117 | } | |
118 | ||
93b0f384 | 119 | static void print_record(struct udev_device *device) |
31de3a2b | 120 | { |
93b0f384 | 121 | size_t len; |
ee137da3 | 122 | const char *str; |
93b0f384 | 123 | int i; |
0de33a61 | 124 | struct udev_list_entry *list_entry; |
93b0f384 KS |
125 | |
126 | printf("P: %s\n", udev_device_get_devpath(device)); | |
bf7ad0ea | 127 | |
93b0f384 | 128 | len = strlen(udev_get_dev_path(udev_device_get_udev(device))); |
ee137da3 KS |
129 | str = udev_device_get_devnode(device); |
130 | if (str != NULL) | |
131 | printf("N: %s\n", &str[len+1]); | |
bf7ad0ea | 132 | |
aa8734ff | 133 | i = udev_device_get_devlink_priority(device); |
93b0f384 KS |
134 | if (i != 0) |
135 | printf("L: %i\n", i); | |
bf7ad0ea | 136 | |
0de33a61 | 137 | udev_list_entry_foreach(list_entry, udev_device_get_devlinks_list_entry(device)) { |
bf7ad0ea | 138 | len = strlen(udev_get_dev_path(udev_device_get_udev(device))); |
0de33a61 | 139 | printf("S: %s\n", &udev_list_entry_get_name(list_entry)[len+1]); |
31de3a2b | 140 | } |
93b0f384 | 141 | |
0de33a61 KS |
142 | udev_list_entry_foreach(list_entry, udev_device_get_properties_list_entry(device)) |
143 | printf("E: %s=%s\n", | |
144 | udev_list_entry_get_name(list_entry), | |
145 | udev_list_entry_get_value(list_entry)); | |
bf7ad0ea | 146 | printf("\n"); |
31de3a2b KS |
147 | } |
148 | ||
88163971 | 149 | static int stat_device(const char *name, bool export, const char *prefix) |
f338bac8 KS |
150 | { |
151 | struct stat statbuf; | |
152 | ||
153 | if (stat(name, &statbuf) != 0) | |
154 | return -1; | |
155 | ||
d1acfc3e KS |
156 | if (export) { |
157 | if (prefix == NULL) | |
158 | prefix = "INFO_"; | |
159 | printf("%sMAJOR=%d\n" | |
160 | "%sMINOR=%d\n", | |
161 | prefix, major(statbuf.st_dev), | |
162 | prefix, minor(statbuf.st_dev)); | |
163 | } else | |
cce9d773 | 164 | printf("%d:%d\n", major(statbuf.st_dev), minor(statbuf.st_dev)); |
f338bac8 KS |
165 | return 0; |
166 | } | |
167 | ||
bf7ad0ea KS |
168 | static int export_devices(struct udev *udev) |
169 | { | |
438d4c3c | 170 | struct udev_enumerate *udev_enumerate; |
0de33a61 | 171 | struct udev_list_entry *list_entry; |
bf7ad0ea | 172 | |
438d4c3c KS |
173 | udev_enumerate = udev_enumerate_new(udev); |
174 | if (udev_enumerate == NULL) | |
bf7ad0ea | 175 | return -1; |
c97f839e | 176 | udev_enumerate_scan_devices(udev_enumerate); |
438d4c3c | 177 | udev_list_entry_foreach(list_entry, udev_enumerate_get_list_entry(udev_enumerate)) { |
bf7ad0ea KS |
178 | struct udev_device *device; |
179 | ||
0de33a61 | 180 | device = udev_device_new_from_syspath(udev, udev_list_entry_get_name(list_entry)); |
bf7ad0ea | 181 | if (device != NULL) { |
b38a5801 | 182 | print_record(device); |
bf7ad0ea KS |
183 | udev_device_unref(device); |
184 | } | |
bf7ad0ea | 185 | } |
438d4c3c | 186 | udev_enumerate_unref(udev_enumerate); |
bf7ad0ea KS |
187 | return 0; |
188 | } | |
189 | ||
4281da1f KS |
190 | static int convert_db(struct udev *udev) |
191 | { | |
192 | struct udev_enumerate *udev_enumerate; | |
193 | struct udev_list_entry *list_entry; | |
194 | ||
195 | udev_enumerate = udev_enumerate_new(udev); | |
196 | if (udev_enumerate == NULL) | |
197 | return -1; | |
198 | udev_enumerate_scan_devices(udev_enumerate); | |
199 | udev_list_entry_foreach(list_entry, udev_enumerate_get_list_entry(udev_enumerate)) { | |
200 | struct udev_device *device; | |
201 | ||
202 | device = udev_device_new_from_syspath(udev, udev_list_entry_get_name(list_entry)); | |
203 | if (device != NULL) { | |
204 | const char *id; | |
24d10766 | 205 | struct stat stats; |
4281da1f KS |
206 | char to[UTIL_PATH_SIZE]; |
207 | char devpath[UTIL_PATH_SIZE]; | |
208 | char from[UTIL_PATH_SIZE]; | |
209 | ||
210 | id = udev_device_get_id_filename(device); | |
24d10766 KS |
211 | if (id == NULL) { |
212 | udev_device_unref(device); | |
213 | continue; | |
214 | } | |
4281da1f KS |
215 | util_strscpyl(to, sizeof(to), udev_get_dev_path(udev), "/.udev/db/", id, NULL); |
216 | ||
4281da1f KS |
217 | /* find old database with $subsys:$sysname */ |
218 | util_strscpyl(from, sizeof(from), udev_get_dev_path(udev), | |
219 | "/.udev/db/", udev_device_get_subsystem(device), ":", | |
220 | udev_device_get_sysname(device), NULL); | |
24d10766 KS |
221 | if (lstat(from, &stats) == 0) { |
222 | if (lstat(to, &stats) == 0) | |
223 | unlink(from); | |
224 | else | |
225 | rename(from, to); | |
4281da1f KS |
226 | } |
227 | ||
228 | /* find old database with the encoded devpath */ | |
229 | util_path_encode(udev_device_get_devpath(device), devpath, sizeof(devpath)); | |
230 | util_strscpyl(from, sizeof(from), udev_get_dev_path(udev), | |
231 | "/.udev/db/", devpath, NULL); | |
24d10766 KS |
232 | if (lstat(from, &stats) == 0) { |
233 | if (lstat(to, &stats) == 0) | |
234 | unlink(from); | |
235 | else | |
236 | rename(from, to); | |
4281da1f | 237 | } |
24d10766 KS |
238 | |
239 | /* read the old database, and write out a new one */ | |
240 | udev_device_read_db(device); | |
241 | udev_device_update_db(device); | |
242 | ||
4281da1f KS |
243 | udev_device_unref(device); |
244 | } | |
245 | } | |
246 | udev_enumerate_unref(udev_enumerate); | |
247 | return 0; | |
248 | } | |
249 | ||
7d563a17 | 250 | int udevadm_info(struct udev *udev, int argc, char *argv[]) |
87171e46 | 251 | { |
93b0f384 | 252 | struct udev_device *device = NULL; |
88163971 KS |
253 | bool root = 0; |
254 | bool export = 0; | |
d1acfc3e | 255 | const char *export_prefix = NULL; |
93b0f384 KS |
256 | char path[UTIL_PATH_SIZE]; |
257 | char name[UTIL_PATH_SIZE]; | |
0de33a61 | 258 | struct udev_list_entry *list_entry; |
93b0f384 | 259 | int rc = 0; |
24ca5c33 | 260 | |
e97717ba | 261 | static const struct option options[] = { |
033e9f8c KS |
262 | { "name", required_argument, NULL, 'n' }, |
263 | { "path", required_argument, NULL, 'p' }, | |
ff5d99e0 | 264 | { "query", required_argument, NULL, 'q' }, |
033e9f8c KS |
265 | { "attribute-walk", no_argument, NULL, 'a' }, |
266 | { "export-db", no_argument, NULL, 'e' }, | |
4281da1f | 267 | { "convert-db", no_argument, NULL, 'C' }, |
033e9f8c KS |
268 | { "root", no_argument, NULL, 'r' }, |
269 | { "device-id-of-file", required_argument, NULL, 'd' }, | |
270 | { "export", no_argument, NULL, 'x' }, | |
271 | { "export-prefix", required_argument, NULL, 'P' }, | |
50025605 | 272 | { "version", no_argument, NULL, 'V' }, |
033e9f8c | 273 | { "help", no_argument, NULL, 'h' }, |
11f1bb5a KS |
274 | {} |
275 | }; | |
276 | ||
24ca5c33 KS |
277 | enum action_type { |
278 | ACTION_NONE, | |
279 | ACTION_QUERY, | |
280 | ACTION_ATTRIBUTE_WALK, | |
281 | ACTION_ROOT, | |
f338bac8 | 282 | ACTION_DEVICE_ID_FILE, |
24ca5c33 KS |
283 | } action = ACTION_NONE; |
284 | ||
b8476286 KS |
285 | enum query_type { |
286 | QUERY_NONE, | |
287 | QUERY_NAME, | |
288 | QUERY_PATH, | |
289 | QUERY_SYMLINK, | |
0254b211 | 290 | QUERY_PROPERTY, |
b8476286 KS |
291 | QUERY_ALL, |
292 | } query = QUERY_NONE; | |
24ca5c33 | 293 | |
88cbfb09 | 294 | for (;;) { |
7d563a17 | 295 | int option; |
bf7ad0ea | 296 | struct stat statbuf; |
7d563a17 | 297 | |
163c0365 | 298 | option = getopt_long(argc, argv, "aed:n:p:q:rxP:Vh", options, NULL); |
87171e46 KS |
299 | if (option == -1) |
300 | break; | |
301 | ||
7d563a17 | 302 | dbg(udev, "option '%c'\n", option); |
87171e46 KS |
303 | switch (option) { |
304 | case 'n': | |
93b0f384 KS |
305 | if (device != NULL) { |
306 | fprintf(stderr, "device already specified\n"); | |
307 | rc = 2; | |
308 | goto exit; | |
309 | } | |
2362eea6 | 310 | /* remove /dev if given */ |
065db052 KS |
311 | if (strncmp(optarg, udev_get_dev_path(udev), strlen(udev_get_dev_path(udev))) != 0) |
312 | util_strscpyl(name, sizeof(name), udev_get_dev_path(udev), "/", optarg, NULL); | |
313 | else | |
314 | util_strscpy(name, sizeof(name), optarg); | |
ecc9ec57 | 315 | util_remove_trailing_chars(name, '/'); |
bf7ad0ea KS |
316 | if (stat(name, &statbuf) < 0) { |
317 | fprintf(stderr, "device node not found\n"); | |
318 | rc = 2; | |
319 | goto exit; | |
320 | } else { | |
321 | char type; | |
322 | ||
323 | if (S_ISBLK(statbuf.st_mode)) { | |
324 | type = 'b'; | |
325 | } else if (S_ISCHR(statbuf.st_mode)) { | |
326 | type = 'c'; | |
327 | } else { | |
328 | fprintf(stderr, "device node has wrong file type\n"); | |
329 | rc = 2; | |
330 | goto exit; | |
331 | } | |
332 | device = udev_device_new_from_devnum(udev, type, statbuf.st_rdev); | |
333 | if (device == NULL) { | |
334 | fprintf(stderr, "device node not found\n"); | |
335 | rc = 2; | |
336 | goto exit; | |
337 | } | |
338 | } | |
87171e46 | 339 | break; |
87171e46 | 340 | case 'p': |
93b0f384 KS |
341 | if (device != NULL) { |
342 | fprintf(stderr, "device already specified\n"); | |
343 | rc = 2; | |
344 | goto exit; | |
345 | } | |
bc8184ed | 346 | /* add sys dir if needed */ |
065db052 KS |
347 | if (strncmp(optarg, udev_get_sys_path(udev), strlen(udev_get_sys_path(udev))) != 0) |
348 | util_strscpyl(path, sizeof(path), udev_get_sys_path(udev), optarg, NULL); | |
349 | else | |
350 | util_strscpy(path, sizeof(path), optarg); | |
ecc9ec57 | 351 | util_remove_trailing_chars(path, '/'); |
8753fadf | 352 | device = udev_device_new_from_syspath(udev, path); |
bf7ad0ea KS |
353 | if (device == NULL) { |
354 | fprintf(stderr, "device path not found\n"); | |
355 | rc = 2; | |
356 | goto exit; | |
357 | } | |
87171e46 | 358 | break; |
87171e46 | 359 | case 'q': |
24ca5c33 | 360 | action = ACTION_QUERY; |
ff5d99e0 | 361 | if (strcmp(optarg, "property") == 0 || strcmp(optarg, "env") == 0) { |
0254b211 KS |
362 | query = QUERY_PROPERTY; |
363 | } else if (strcmp(optarg, "name") == 0) { | |
b8476286 | 364 | query = QUERY_NAME; |
0254b211 | 365 | } else if (strcmp(optarg, "symlink") == 0) { |
b8476286 | 366 | query = QUERY_SYMLINK; |
0254b211 | 367 | } else if (strcmp(optarg, "path") == 0) { |
b8476286 | 368 | query = QUERY_PATH; |
0254b211 | 369 | } else if (strcmp(optarg, "all") == 0) { |
b8476286 | 370 | query = QUERY_ALL; |
0254b211 KS |
371 | } else { |
372 | fprintf(stderr, "unknown query type\n"); | |
373 | rc = 3; | |
374 | goto exit; | |
8ea84a8a | 375 | } |
0254b211 | 376 | break; |
87171e46 | 377 | case 'r': |
24ca5c33 KS |
378 | if (action == ACTION_NONE) |
379 | action = ACTION_ROOT; | |
88163971 | 380 | root = true; |
87171e46 | 381 | break; |
f338bac8 KS |
382 | case 'd': |
383 | action = ACTION_DEVICE_ID_FILE; | |
065db052 | 384 | util_strscpy(name, sizeof(name), optarg); |
f338bac8 | 385 | break; |
87171e46 | 386 | case 'a': |
24ca5c33 | 387 | action = ACTION_ATTRIBUTE_WALK; |
87171e46 | 388 | break; |
24ca5c33 | 389 | case 'e': |
bf7ad0ea | 390 | export_devices(udev); |
e48fc108 | 391 | goto exit; |
4281da1f KS |
392 | case 'C': |
393 | convert_db(udev); | |
394 | goto exit; | |
d1acfc3e | 395 | case 'x': |
88163971 | 396 | export = true; |
d1acfc3e KS |
397 | break; |
398 | case 'P': | |
399 | export_prefix = optarg; | |
400 | break; | |
87171e46 | 401 | case 'V': |
50025605 | 402 | printf("%s\n", VERSION); |
e48fc108 | 403 | goto exit; |
87171e46 | 404 | case 'h': |
225cb03b | 405 | printf("Usage: udevadm info OPTIONS\n" |
cd42b50d | 406 | " --query=<type> query device information:\n" |
f338bac8 KS |
407 | " name name of device node\n" |
408 | " symlink pointing to node\n" | |
cd42b50d | 409 | " path sys device path\n" |
0254b211 | 410 | " property the device properties\n" |
f338bac8 | 411 | " all all values\n" |
cd42b50d KS |
412 | " --path=<syspath> sys device path used for query or attribute walk\n" |
413 | " --name=<name> node or symlink name used for query or attribute walk\n" | |
414 | " --root prepend dev directory to path names\n" | |
415 | " --attribute-walk print all key matches while walking along the chain\n" | |
f338bac8 | 416 | " of parent devices\n" |
cd42b50d | 417 | " --device-id-of-file=<file> print major:minor of device containing this file\n" |
4281da1f KS |
418 | " --export export key/value pairs\n" |
419 | " --export-prefix export the key name with a prefix\n" | |
f338bac8 | 420 | " --export-db export the content of the udev database\n" |
4281da1f | 421 | " --convert-db convert older version of database without a reboot\n" |
f1e7e360 | 422 | " --help\n\n"); |
e3396a2d | 423 | goto exit; |
87171e46 | 424 | default: |
24ca5c33 | 425 | goto exit; |
87171e46 KS |
426 | } |
427 | } | |
428 | ||
24ca5c33 KS |
429 | switch (action) { |
430 | case ACTION_QUERY: | |
93b0f384 | 431 | if (device == NULL) { |
9a8047fa | 432 | fprintf(stderr, "query needs a valid device specified by --path= or --name=\n"); |
1aa1e248 | 433 | rc = 4; |
24ca5c33 | 434 | goto exit; |
87171e46 KS |
435 | } |
436 | ||
87171e46 | 437 | switch(query) { |
299650f1 KS |
438 | case QUERY_NAME: { |
439 | const char *node = udev_device_get_devnode(device); | |
440 | ||
441 | if (node == NULL) { | |
442 | fprintf(stderr, "no device node found\n"); | |
443 | rc = 5; | |
444 | goto exit; | |
445 | } | |
446 | ||
93b0f384 | 447 | if (root) { |
fb762bb9 | 448 | printf("%s\n", udev_device_get_devnode(device)); |
93b0f384 | 449 | } else { |
299650f1 KS |
450 | size_t len = strlen(udev_get_dev_path(udev)); |
451 | ||
452 | printf("%s\n", &udev_device_get_devnode(device)[len+1]); | |
18770246 | 453 | } |
24ca5c33 | 454 | break; |
299650f1 | 455 | } |
93b0f384 | 456 | case QUERY_SYMLINK: |
0de33a61 KS |
457 | list_entry = udev_device_get_devlinks_list_entry(device); |
458 | while (list_entry != NULL) { | |
bf7ad0ea | 459 | if (root) { |
0de33a61 | 460 | printf("%s", udev_list_entry_get_name(list_entry)); |
bf7ad0ea KS |
461 | } else { |
462 | size_t len; | |
463 | ||
464 | len = strlen(udev_get_dev_path(udev_device_get_udev(device))); | |
0de33a61 | 465 | printf("%s", &udev_list_entry_get_name(list_entry)[len+1]); |
bf7ad0ea | 466 | } |
0de33a61 KS |
467 | list_entry = udev_list_entry_get_next(list_entry); |
468 | if (list_entry != NULL) | |
bf7ad0ea KS |
469 | printf(" "); |
470 | } | |
471 | printf("\n"); | |
93b0f384 | 472 | break; |
b8476286 | 473 | case QUERY_PATH: |
93b0f384 | 474 | printf("%s\n", udev_device_get_devpath(device)); |
e48fc108 | 475 | goto exit; |
0254b211 | 476 | case QUERY_PROPERTY: |
0de33a61 KS |
477 | list_entry = udev_device_get_properties_list_entry(device); |
478 | while (list_entry != NULL) { | |
88163971 KS |
479 | if (export) { |
480 | const char *prefix = export_prefix; | |
481 | ||
482 | if (prefix == NULL) | |
483 | prefix = ""; | |
484 | printf("%s%s='%s'\n", prefix, | |
485 | udev_list_entry_get_name(list_entry), | |
486 | udev_list_entry_get_value(list_entry)); | |
487 | } else { | |
488 | printf("%s=%s\n", udev_list_entry_get_name(list_entry), udev_list_entry_get_value(list_entry)); | |
489 | } | |
0de33a61 | 490 | list_entry = udev_list_entry_get_next(list_entry); |
bf7ad0ea | 491 | } |
24ca5c33 | 492 | break; |
b8476286 | 493 | case QUERY_ALL: |
93b0f384 | 494 | print_record(device); |
24ca5c33 | 495 | break; |
87171e46 | 496 | default: |
e3396a2d | 497 | fprintf(stderr, "unknown query type\n"); |
24ca5c33 | 498 | break; |
87171e46 | 499 | } |
24ca5c33 KS |
500 | break; |
501 | case ACTION_ATTRIBUTE_WALK: | |
93b0f384 | 502 | if (device == NULL) { |
9a8047fa | 503 | fprintf(stderr, "query needs a valid device specified by --path= or --name=\n"); |
62b9dfb6 | 504 | rc = 4; |
1aa0c52b KS |
505 | goto exit; |
506 | } | |
93b0f384 | 507 | print_device_chain(device); |
24ca5c33 | 508 | break; |
f338bac8 | 509 | case ACTION_DEVICE_ID_FILE: |
d1acfc3e | 510 | if (stat_device(name, export, export_prefix) != 0) |
62b9dfb6 | 511 | rc = 1; |
f338bac8 | 512 | break; |
24ca5c33 | 513 | case ACTION_ROOT: |
7d563a17 | 514 | printf("%s\n", udev_get_dev_path(udev)); |
24ca5c33 KS |
515 | break; |
516 | default: | |
e3396a2d | 517 | fprintf(stderr, "missing option\n"); |
1aa1e248 | 518 | rc = 1; |
24ca5c33 | 519 | break; |
87171e46 KS |
520 | } |
521 | ||
e48fc108 | 522 | exit: |
93b0f384 | 523 | udev_device_unref(device); |
1aa1e248 | 524 | return rc; |
87171e46 | 525 | } |