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9cfc7bd6 | 1 | /* Copyright (C) 2010-2012 B.A.T.M.A.N. contributors: |
c6c8fea2 SE |
2 | * |
3 | * Marek Lindner | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of version 2 of the GNU General Public | |
7 | * License as published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, but | |
10 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | * 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, write to the Free Software | |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
17 | * 02110-1301, USA | |
c6c8fea2 SE |
18 | */ |
19 | ||
20 | #include "main.h" | |
21 | #include "bat_sysfs.h" | |
22 | #include "translation-table.h" | |
23 | #include "originator.h" | |
24 | #include "hard-interface.h" | |
25 | #include "gateway_common.h" | |
26 | #include "gateway_client.h" | |
27 | #include "vis.h" | |
28 | ||
0ff9b86f | 29 | static struct net_device *batadv_kobj_to_netdev(struct kobject *obj) |
3d222bba SE |
30 | { |
31 | struct device *dev = container_of(obj->parent, struct device, kobj); | |
32 | return to_net_dev(dev); | |
33 | } | |
34 | ||
56303d34 | 35 | static struct batadv_priv *batadv_kobj_to_batpriv(struct kobject *obj) |
3d222bba | 36 | { |
0ff9b86f | 37 | struct net_device *net_dev = batadv_kobj_to_netdev(obj); |
3d222bba SE |
38 | return netdev_priv(net_dev); |
39 | } | |
c6c8fea2 | 40 | |
347c80f0 SE |
41 | #define BATADV_UEV_TYPE_VAR "BATTYPE=" |
42 | #define BATADV_UEV_ACTION_VAR "BATACTION=" | |
43 | #define BATADV_UEV_DATA_VAR "BATDATA=" | |
c6bda689 | 44 | |
0ff9b86f | 45 | static char *batadv_uev_action_str[] = { |
c6bda689 AQ |
46 | "add", |
47 | "del", | |
48 | "change" | |
49 | }; | |
50 | ||
0ff9b86f | 51 | static char *batadv_uev_type_str[] = { |
c6bda689 AQ |
52 | "gw" |
53 | }; | |
54 | ||
c6c8fea2 | 55 | /* Use this, if you have customized show and store functions */ |
347c80f0 | 56 | #define BATADV_ATTR(_name, _mode, _show, _store) \ |
b4d66b87 | 57 | struct batadv_attribute batadv_attr_##_name = { \ |
347c80f0 SE |
58 | .attr = {.name = __stringify(_name), \ |
59 | .mode = _mode }, \ | |
60 | .show = _show, \ | |
61 | .store = _store, \ | |
c6c8fea2 SE |
62 | }; |
63 | ||
347c80f0 | 64 | #define BATADV_ATTR_SIF_STORE_BOOL(_name, _post_func) \ |
0ff9b86f SE |
65 | ssize_t batadv_store_##_name(struct kobject *kobj, \ |
66 | struct attribute *attr, char *buff, \ | |
67 | size_t count) \ | |
c6c8fea2 | 68 | { \ |
0ff9b86f | 69 | struct net_device *net_dev = batadv_kobj_to_netdev(kobj); \ |
56303d34 | 70 | struct batadv_priv *bat_priv = netdev_priv(net_dev); \ |
0ff9b86f SE |
71 | return __batadv_store_bool_attr(buff, count, _post_func, attr, \ |
72 | &bat_priv->_name, net_dev); \ | |
c6c8fea2 SE |
73 | } |
74 | ||
347c80f0 | 75 | #define BATADV_ATTR_SIF_SHOW_BOOL(_name) \ |
0ff9b86f SE |
76 | ssize_t batadv_show_##_name(struct kobject *kobj, \ |
77 | struct attribute *attr, char *buff) \ | |
c6c8fea2 | 78 | { \ |
56303d34 | 79 | struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj); \ |
c6c8fea2 SE |
80 | return sprintf(buff, "%s\n", \ |
81 | atomic_read(&bat_priv->_name) == 0 ? \ | |
82 | "disabled" : "enabled"); \ | |
83 | } \ | |
84 | ||
f245c38b | 85 | /* Use this, if you are going to turn a [name] in the soft-interface |
9cfc7bd6 SE |
86 | * (bat_priv) on or off |
87 | */ | |
347c80f0 SE |
88 | #define BATADV_ATTR_SIF_BOOL(_name, _mode, _post_func) \ |
89 | static BATADV_ATTR_SIF_STORE_BOOL(_name, _post_func) \ | |
90 | static BATADV_ATTR_SIF_SHOW_BOOL(_name) \ | |
91 | static BATADV_ATTR(_name, _mode, batadv_show_##_name, \ | |
92 | batadv_store_##_name) | |
c6c8fea2 SE |
93 | |
94 | ||
347c80f0 | 95 | #define BATADV_ATTR_SIF_STORE_UINT(_name, _min, _max, _post_func) \ |
0ff9b86f SE |
96 | ssize_t batadv_store_##_name(struct kobject *kobj, \ |
97 | struct attribute *attr, char *buff, \ | |
98 | size_t count) \ | |
c6c8fea2 | 99 | { \ |
0ff9b86f | 100 | struct net_device *net_dev = batadv_kobj_to_netdev(kobj); \ |
56303d34 | 101 | struct batadv_priv *bat_priv = netdev_priv(net_dev); \ |
0ff9b86f SE |
102 | return __batadv_store_uint_attr(buff, count, _min, _max, \ |
103 | _post_func, attr, \ | |
104 | &bat_priv->_name, net_dev); \ | |
c6c8fea2 SE |
105 | } |
106 | ||
347c80f0 | 107 | #define BATADV_ATTR_SIF_SHOW_UINT(_name) \ |
0ff9b86f SE |
108 | ssize_t batadv_show_##_name(struct kobject *kobj, \ |
109 | struct attribute *attr, char *buff) \ | |
c6c8fea2 | 110 | { \ |
56303d34 | 111 | struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj); \ |
c6c8fea2 SE |
112 | return sprintf(buff, "%i\n", atomic_read(&bat_priv->_name)); \ |
113 | } \ | |
114 | ||
f245c38b | 115 | /* Use this, if you are going to set [name] in the soft-interface |
9cfc7bd6 SE |
116 | * (bat_priv) to an unsigned integer value |
117 | */ | |
347c80f0 SE |
118 | #define BATADV_ATTR_SIF_UINT(_name, _mode, _min, _max, _post_func) \ |
119 | static BATADV_ATTR_SIF_STORE_UINT(_name, _min, _max, _post_func)\ | |
120 | static BATADV_ATTR_SIF_SHOW_UINT(_name) \ | |
121 | static BATADV_ATTR(_name, _mode, batadv_show_##_name, \ | |
122 | batadv_store_##_name) | |
c6c8fea2 SE |
123 | |
124 | ||
347c80f0 | 125 | #define BATADV_ATTR_HIF_STORE_UINT(_name, _min, _max, _post_func) \ |
0ff9b86f SE |
126 | ssize_t batadv_store_##_name(struct kobject *kobj, \ |
127 | struct attribute *attr, char *buff, \ | |
128 | size_t count) \ | |
9d853f62 | 129 | { \ |
0ff9b86f | 130 | struct net_device *net_dev = batadv_kobj_to_netdev(kobj); \ |
56303d34 | 131 | struct batadv_hard_iface *hard_iface; \ |
9d853f62 LL |
132 | ssize_t length; \ |
133 | \ | |
9563877e | 134 | hard_iface = batadv_hardif_get_by_netdev(net_dev); \ |
9d853f62 LL |
135 | if (!hard_iface) \ |
136 | return 0; \ | |
137 | \ | |
0ff9b86f SE |
138 | length = __batadv_store_uint_attr(buff, count, _min, _max, \ |
139 | _post_func, attr, \ | |
140 | &hard_iface->_name, net_dev); \ | |
9d853f62 | 141 | \ |
e5d89254 | 142 | batadv_hardif_free_ref(hard_iface); \ |
9d853f62 LL |
143 | return length; \ |
144 | } | |
145 | ||
347c80f0 | 146 | #define BATADV_ATTR_HIF_SHOW_UINT(_name) \ |
0ff9b86f SE |
147 | ssize_t batadv_show_##_name(struct kobject *kobj, \ |
148 | struct attribute *attr, char *buff) \ | |
9d853f62 | 149 | { \ |
0ff9b86f | 150 | struct net_device *net_dev = batadv_kobj_to_netdev(kobj); \ |
56303d34 | 151 | struct batadv_hard_iface *hard_iface; \ |
9d853f62 LL |
152 | ssize_t length; \ |
153 | \ | |
9563877e | 154 | hard_iface = batadv_hardif_get_by_netdev(net_dev); \ |
9d853f62 LL |
155 | if (!hard_iface) \ |
156 | return 0; \ | |
157 | \ | |
158 | length = sprintf(buff, "%i\n", atomic_read(&hard_iface->_name));\ | |
159 | \ | |
e5d89254 | 160 | batadv_hardif_free_ref(hard_iface); \ |
9d853f62 LL |
161 | return length; \ |
162 | } | |
163 | ||
164 | /* Use this, if you are going to set [name] in hard_iface to an | |
9cfc7bd6 SE |
165 | * unsigned integer value |
166 | */ | |
347c80f0 SE |
167 | #define BATADV_ATTR_HIF_UINT(_name, _mode, _min, _max, _post_func) \ |
168 | static BATADV_ATTR_HIF_STORE_UINT(_name, _min, _max, _post_func)\ | |
169 | static BATADV_ATTR_HIF_SHOW_UINT(_name) \ | |
170 | static BATADV_ATTR(_name, _mode, batadv_show_##_name, \ | |
171 | batadv_store_##_name) | |
9d853f62 LL |
172 | |
173 | ||
0ff9b86f SE |
174 | static int batadv_store_bool_attr(char *buff, size_t count, |
175 | struct net_device *net_dev, | |
176 | const char *attr_name, atomic_t *attr) | |
c6c8fea2 SE |
177 | { |
178 | int enabled = -1; | |
179 | ||
180 | if (buff[count - 1] == '\n') | |
181 | buff[count - 1] = '\0'; | |
182 | ||
183 | if ((strncmp(buff, "1", 2) == 0) || | |
184 | (strncmp(buff, "enable", 7) == 0) || | |
185 | (strncmp(buff, "enabled", 8) == 0)) | |
186 | enabled = 1; | |
187 | ||
188 | if ((strncmp(buff, "0", 2) == 0) || | |
189 | (strncmp(buff, "disable", 8) == 0) || | |
190 | (strncmp(buff, "disabled", 9) == 0)) | |
191 | enabled = 0; | |
192 | ||
193 | if (enabled < 0) { | |
3e34819e SE |
194 | batadv_info(net_dev, "%s: Invalid parameter received: %s\n", |
195 | attr_name, buff); | |
c6c8fea2 SE |
196 | return -EINVAL; |
197 | } | |
198 | ||
199 | if (atomic_read(attr) == enabled) | |
200 | return count; | |
201 | ||
3e34819e SE |
202 | batadv_info(net_dev, "%s: Changing from: %s to: %s\n", attr_name, |
203 | atomic_read(attr) == 1 ? "enabled" : "disabled", | |
204 | enabled == 1 ? "enabled" : "disabled"); | |
c6c8fea2 | 205 | |
95c96174 | 206 | atomic_set(attr, (unsigned int)enabled); |
c6c8fea2 SE |
207 | return count; |
208 | } | |
209 | ||
0ff9b86f SE |
210 | static inline ssize_t |
211 | __batadv_store_bool_attr(char *buff, size_t count, | |
212 | void (*post_func)(struct net_device *), | |
213 | struct attribute *attr, | |
214 | atomic_t *attr_store, struct net_device *net_dev) | |
c6c8fea2 SE |
215 | { |
216 | int ret; | |
217 | ||
0ff9b86f SE |
218 | ret = batadv_store_bool_attr(buff, count, net_dev, attr->name, |
219 | attr_store); | |
c6c8fea2 SE |
220 | if (post_func && ret) |
221 | post_func(net_dev); | |
222 | ||
223 | return ret; | |
224 | } | |
225 | ||
0ff9b86f SE |
226 | static int batadv_store_uint_attr(const char *buff, size_t count, |
227 | struct net_device *net_dev, | |
228 | const char *attr_name, | |
229 | unsigned int min, unsigned int max, | |
230 | atomic_t *attr) | |
c6c8fea2 SE |
231 | { |
232 | unsigned long uint_val; | |
233 | int ret; | |
234 | ||
25a92b13 | 235 | ret = kstrtoul(buff, 10, &uint_val); |
c6c8fea2 | 236 | if (ret) { |
3e34819e SE |
237 | batadv_info(net_dev, "%s: Invalid parameter received: %s\n", |
238 | attr_name, buff); | |
c6c8fea2 SE |
239 | return -EINVAL; |
240 | } | |
241 | ||
242 | if (uint_val < min) { | |
3e34819e SE |
243 | batadv_info(net_dev, "%s: Value is too small: %lu min: %u\n", |
244 | attr_name, uint_val, min); | |
c6c8fea2 SE |
245 | return -EINVAL; |
246 | } | |
247 | ||
248 | if (uint_val > max) { | |
3e34819e SE |
249 | batadv_info(net_dev, "%s: Value is too big: %lu max: %u\n", |
250 | attr_name, uint_val, max); | |
c6c8fea2 SE |
251 | return -EINVAL; |
252 | } | |
253 | ||
254 | if (atomic_read(attr) == uint_val) | |
255 | return count; | |
256 | ||
3e34819e SE |
257 | batadv_info(net_dev, "%s: Changing from: %i to: %lu\n", |
258 | attr_name, atomic_read(attr), uint_val); | |
c6c8fea2 SE |
259 | |
260 | atomic_set(attr, uint_val); | |
261 | return count; | |
262 | } | |
263 | ||
0ff9b86f SE |
264 | static inline ssize_t |
265 | __batadv_store_uint_attr(const char *buff, size_t count, | |
266 | int min, int max, | |
267 | void (*post_func)(struct net_device *), | |
268 | const struct attribute *attr, | |
269 | atomic_t *attr_store, struct net_device *net_dev) | |
c6c8fea2 SE |
270 | { |
271 | int ret; | |
272 | ||
0ff9b86f SE |
273 | ret = batadv_store_uint_attr(buff, count, net_dev, attr->name, min, max, |
274 | attr_store); | |
c6c8fea2 SE |
275 | if (post_func && ret) |
276 | post_func(net_dev); | |
277 | ||
278 | return ret; | |
279 | } | |
280 | ||
0ff9b86f SE |
281 | static ssize_t batadv_show_vis_mode(struct kobject *kobj, |
282 | struct attribute *attr, char *buff) | |
c6c8fea2 | 283 | { |
56303d34 | 284 | struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj); |
c6c8fea2 | 285 | int vis_mode = atomic_read(&bat_priv->vis_mode); |
acd34afa | 286 | const char *mode; |
c6c8fea2 | 287 | |
acd34afa SE |
288 | if (vis_mode == BATADV_VIS_TYPE_CLIENT_UPDATE) |
289 | mode = "client"; | |
290 | else | |
291 | mode = "server"; | |
292 | ||
293 | return sprintf(buff, "%s\n", mode); | |
c6c8fea2 SE |
294 | } |
295 | ||
0ff9b86f SE |
296 | static ssize_t batadv_store_vis_mode(struct kobject *kobj, |
297 | struct attribute *attr, char *buff, | |
298 | size_t count) | |
c6c8fea2 | 299 | { |
0ff9b86f | 300 | struct net_device *net_dev = batadv_kobj_to_netdev(kobj); |
56303d34 | 301 | struct batadv_priv *bat_priv = netdev_priv(net_dev); |
c6c8fea2 SE |
302 | unsigned long val; |
303 | int ret, vis_mode_tmp = -1; | |
3e34819e | 304 | const char *old_mode, *new_mode; |
c6c8fea2 | 305 | |
25a92b13 | 306 | ret = kstrtoul(buff, 10, &val); |
c6c8fea2 | 307 | |
acd34afa SE |
308 | if (((count == 2) && (!ret) && |
309 | (val == BATADV_VIS_TYPE_CLIENT_UPDATE)) || | |
c6c8fea2 SE |
310 | (strncmp(buff, "client", 6) == 0) || |
311 | (strncmp(buff, "off", 3) == 0)) | |
acd34afa | 312 | vis_mode_tmp = BATADV_VIS_TYPE_CLIENT_UPDATE; |
c6c8fea2 | 313 | |
acd34afa SE |
314 | if (((count == 2) && (!ret) && |
315 | (val == BATADV_VIS_TYPE_SERVER_SYNC)) || | |
c6c8fea2 | 316 | (strncmp(buff, "server", 6) == 0)) |
acd34afa | 317 | vis_mode_tmp = BATADV_VIS_TYPE_SERVER_SYNC; |
c6c8fea2 SE |
318 | |
319 | if (vis_mode_tmp < 0) { | |
320 | if (buff[count - 1] == '\n') | |
321 | buff[count - 1] = '\0'; | |
322 | ||
3e34819e SE |
323 | batadv_info(net_dev, |
324 | "Invalid parameter for 'vis mode' setting received: %s\n", | |
325 | buff); | |
c6c8fea2 SE |
326 | return -EINVAL; |
327 | } | |
328 | ||
329 | if (atomic_read(&bat_priv->vis_mode) == vis_mode_tmp) | |
330 | return count; | |
331 | ||
acd34afa | 332 | if (atomic_read(&bat_priv->vis_mode) == BATADV_VIS_TYPE_CLIENT_UPDATE) |
3e34819e SE |
333 | old_mode = "client"; |
334 | else | |
335 | old_mode = "server"; | |
336 | ||
acd34afa | 337 | if (vis_mode_tmp == BATADV_VIS_TYPE_CLIENT_UPDATE) |
3e34819e SE |
338 | new_mode = "client"; |
339 | else | |
340 | new_mode = "server"; | |
341 | ||
342 | batadv_info(net_dev, "Changing vis mode from: %s to: %s\n", old_mode, | |
343 | new_mode); | |
c6c8fea2 | 344 | |
95c96174 | 345 | atomic_set(&bat_priv->vis_mode, (unsigned int)vis_mode_tmp); |
c6c8fea2 SE |
346 | return count; |
347 | } | |
348 | ||
0ff9b86f SE |
349 | static ssize_t batadv_show_bat_algo(struct kobject *kobj, |
350 | struct attribute *attr, char *buff) | |
ea3d2fd1 | 351 | { |
56303d34 | 352 | struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj); |
ea3d2fd1 ML |
353 | return sprintf(buff, "%s\n", bat_priv->bat_algo_ops->name); |
354 | } | |
355 | ||
0ff9b86f | 356 | static void batadv_post_gw_deselect(struct net_device *net_dev) |
c6c8fea2 | 357 | { |
56303d34 | 358 | struct batadv_priv *bat_priv = netdev_priv(net_dev); |
7cf06bc6 | 359 | batadv_gw_deselect(bat_priv); |
c6c8fea2 SE |
360 | } |
361 | ||
0ff9b86f SE |
362 | static ssize_t batadv_show_gw_mode(struct kobject *kobj, struct attribute *attr, |
363 | char *buff) | |
c6c8fea2 | 364 | { |
56303d34 | 365 | struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj); |
c6c8fea2 SE |
366 | int bytes_written; |
367 | ||
368 | switch (atomic_read(&bat_priv->gw_mode)) { | |
cd646ab1 | 369 | case BATADV_GW_MODE_CLIENT: |
97ea4ba1 SE |
370 | bytes_written = sprintf(buff, "%s\n", |
371 | BATADV_GW_MODE_CLIENT_NAME); | |
c6c8fea2 | 372 | break; |
cd646ab1 | 373 | case BATADV_GW_MODE_SERVER: |
97ea4ba1 SE |
374 | bytes_written = sprintf(buff, "%s\n", |
375 | BATADV_GW_MODE_SERVER_NAME); | |
c6c8fea2 SE |
376 | break; |
377 | default: | |
97ea4ba1 SE |
378 | bytes_written = sprintf(buff, "%s\n", |
379 | BATADV_GW_MODE_OFF_NAME); | |
c6c8fea2 SE |
380 | break; |
381 | } | |
382 | ||
383 | return bytes_written; | |
384 | } | |
385 | ||
0ff9b86f SE |
386 | static ssize_t batadv_store_gw_mode(struct kobject *kobj, |
387 | struct attribute *attr, char *buff, | |
388 | size_t count) | |
c6c8fea2 | 389 | { |
0ff9b86f | 390 | struct net_device *net_dev = batadv_kobj_to_netdev(kobj); |
56303d34 | 391 | struct batadv_priv *bat_priv = netdev_priv(net_dev); |
c6c8fea2 SE |
392 | char *curr_gw_mode_str; |
393 | int gw_mode_tmp = -1; | |
394 | ||
395 | if (buff[count - 1] == '\n') | |
396 | buff[count - 1] = '\0'; | |
397 | ||
97ea4ba1 SE |
398 | if (strncmp(buff, BATADV_GW_MODE_OFF_NAME, |
399 | strlen(BATADV_GW_MODE_OFF_NAME)) == 0) | |
cd646ab1 | 400 | gw_mode_tmp = BATADV_GW_MODE_OFF; |
c6c8fea2 | 401 | |
97ea4ba1 SE |
402 | if (strncmp(buff, BATADV_GW_MODE_CLIENT_NAME, |
403 | strlen(BATADV_GW_MODE_CLIENT_NAME)) == 0) | |
cd646ab1 | 404 | gw_mode_tmp = BATADV_GW_MODE_CLIENT; |
c6c8fea2 | 405 | |
97ea4ba1 SE |
406 | if (strncmp(buff, BATADV_GW_MODE_SERVER_NAME, |
407 | strlen(BATADV_GW_MODE_SERVER_NAME)) == 0) | |
cd646ab1 | 408 | gw_mode_tmp = BATADV_GW_MODE_SERVER; |
c6c8fea2 SE |
409 | |
410 | if (gw_mode_tmp < 0) { | |
3e34819e SE |
411 | batadv_info(net_dev, |
412 | "Invalid parameter for 'gw mode' setting received: %s\n", | |
413 | buff); | |
c6c8fea2 SE |
414 | return -EINVAL; |
415 | } | |
416 | ||
417 | if (atomic_read(&bat_priv->gw_mode) == gw_mode_tmp) | |
418 | return count; | |
419 | ||
420 | switch (atomic_read(&bat_priv->gw_mode)) { | |
cd646ab1 | 421 | case BATADV_GW_MODE_CLIENT: |
97ea4ba1 | 422 | curr_gw_mode_str = BATADV_GW_MODE_CLIENT_NAME; |
c6c8fea2 | 423 | break; |
cd646ab1 | 424 | case BATADV_GW_MODE_SERVER: |
97ea4ba1 | 425 | curr_gw_mode_str = BATADV_GW_MODE_SERVER_NAME; |
c6c8fea2 SE |
426 | break; |
427 | default: | |
97ea4ba1 | 428 | curr_gw_mode_str = BATADV_GW_MODE_OFF_NAME; |
c6c8fea2 SE |
429 | break; |
430 | } | |
431 | ||
3e34819e SE |
432 | batadv_info(net_dev, "Changing gw mode from: %s to: %s\n", |
433 | curr_gw_mode_str, buff); | |
c6c8fea2 | 434 | |
7cf06bc6 | 435 | batadv_gw_deselect(bat_priv); |
95c96174 | 436 | atomic_set(&bat_priv->gw_mode, (unsigned int)gw_mode_tmp); |
c6c8fea2 SE |
437 | return count; |
438 | } | |
439 | ||
0ff9b86f SE |
440 | static ssize_t batadv_show_gw_bwidth(struct kobject *kobj, |
441 | struct attribute *attr, char *buff) | |
c6c8fea2 | 442 | { |
56303d34 | 443 | struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj); |
c6c8fea2 SE |
444 | int down, up; |
445 | int gw_bandwidth = atomic_read(&bat_priv->gw_bandwidth); | |
446 | ||
84d5e5e0 | 447 | batadv_gw_bandwidth_to_kbit(gw_bandwidth, &down, &up); |
c6c8fea2 SE |
448 | return sprintf(buff, "%i%s/%i%s\n", |
449 | (down > 2048 ? down / 1024 : down), | |
450 | (down > 2048 ? "MBit" : "KBit"), | |
451 | (up > 2048 ? up / 1024 : up), | |
452 | (up > 2048 ? "MBit" : "KBit")); | |
453 | } | |
454 | ||
0ff9b86f SE |
455 | static ssize_t batadv_store_gw_bwidth(struct kobject *kobj, |
456 | struct attribute *attr, char *buff, | |
457 | size_t count) | |
c6c8fea2 | 458 | { |
0ff9b86f | 459 | struct net_device *net_dev = batadv_kobj_to_netdev(kobj); |
c6c8fea2 SE |
460 | |
461 | if (buff[count - 1] == '\n') | |
462 | buff[count - 1] = '\0'; | |
463 | ||
84d5e5e0 | 464 | return batadv_gw_bandwidth_set(net_dev, buff, count); |
c6c8fea2 SE |
465 | } |
466 | ||
347c80f0 SE |
467 | BATADV_ATTR_SIF_BOOL(aggregated_ogms, S_IRUGO | S_IWUSR, NULL); |
468 | BATADV_ATTR_SIF_BOOL(bonding, S_IRUGO | S_IWUSR, NULL); | |
7a5cc242 | 469 | #ifdef CONFIG_BATMAN_ADV_BLA |
347c80f0 | 470 | BATADV_ATTR_SIF_BOOL(bridge_loop_avoidance, S_IRUGO | S_IWUSR, NULL); |
7a5cc242 | 471 | #endif |
347c80f0 SE |
472 | BATADV_ATTR_SIF_BOOL(fragmentation, S_IRUGO | S_IWUSR, batadv_update_min_mtu); |
473 | BATADV_ATTR_SIF_BOOL(ap_isolation, S_IRUGO | S_IWUSR, NULL); | |
474 | static BATADV_ATTR(vis_mode, S_IRUGO | S_IWUSR, batadv_show_vis_mode, | |
475 | batadv_store_vis_mode); | |
476 | static BATADV_ATTR(routing_algo, S_IRUGO, batadv_show_bat_algo, NULL); | |
477 | static BATADV_ATTR(gw_mode, S_IRUGO | S_IWUSR, batadv_show_gw_mode, | |
478 | batadv_store_gw_mode); | |
42d0b044 SE |
479 | BATADV_ATTR_SIF_UINT(orig_interval, S_IRUGO | S_IWUSR, 2 * BATADV_JITTER, |
480 | INT_MAX, NULL); | |
481 | BATADV_ATTR_SIF_UINT(hop_penalty, S_IRUGO | S_IWUSR, 0, BATADV_TQ_MAX_VALUE, | |
347c80f0 | 482 | NULL); |
42d0b044 | 483 | BATADV_ATTR_SIF_UINT(gw_sel_class, S_IRUGO | S_IWUSR, 1, BATADV_TQ_MAX_VALUE, |
347c80f0 SE |
484 | batadv_post_gw_deselect); |
485 | static BATADV_ATTR(gw_bandwidth, S_IRUGO | S_IWUSR, batadv_show_gw_bwidth, | |
486 | batadv_store_gw_bwidth); | |
c6c8fea2 | 487 | #ifdef CONFIG_BATMAN_ADV_DEBUG |
39c75a51 | 488 | BATADV_ATTR_SIF_UINT(log_level, S_IRUGO | S_IWUSR, 0, BATADV_DBG_ALL, NULL); |
c6c8fea2 SE |
489 | #endif |
490 | ||
b4d66b87 | 491 | static struct batadv_attribute *batadv_mesh_attrs[] = { |
0ff9b86f SE |
492 | &batadv_attr_aggregated_ogms, |
493 | &batadv_attr_bonding, | |
7a5cc242 | 494 | #ifdef CONFIG_BATMAN_ADV_BLA |
0ff9b86f | 495 | &batadv_attr_bridge_loop_avoidance, |
7a5cc242 | 496 | #endif |
0ff9b86f SE |
497 | &batadv_attr_fragmentation, |
498 | &batadv_attr_ap_isolation, | |
499 | &batadv_attr_vis_mode, | |
500 | &batadv_attr_routing_algo, | |
501 | &batadv_attr_gw_mode, | |
502 | &batadv_attr_orig_interval, | |
503 | &batadv_attr_hop_penalty, | |
504 | &batadv_attr_gw_sel_class, | |
505 | &batadv_attr_gw_bandwidth, | |
c6c8fea2 | 506 | #ifdef CONFIG_BATMAN_ADV_DEBUG |
0ff9b86f | 507 | &batadv_attr_log_level, |
c6c8fea2 SE |
508 | #endif |
509 | NULL, | |
510 | }; | |
511 | ||
5853e22c | 512 | int batadv_sysfs_add_meshif(struct net_device *dev) |
c6c8fea2 SE |
513 | { |
514 | struct kobject *batif_kobject = &dev->dev.kobj; | |
56303d34 | 515 | struct batadv_priv *bat_priv = netdev_priv(dev); |
b4d66b87 | 516 | struct batadv_attribute **bat_attr; |
c6c8fea2 SE |
517 | int err; |
518 | ||
036cbfeb | 519 | bat_priv->mesh_obj = kobject_create_and_add(BATADV_SYSFS_IF_MESH_SUBDIR, |
c6c8fea2 SE |
520 | batif_kobject); |
521 | if (!bat_priv->mesh_obj) { | |
3e34819e | 522 | batadv_err(dev, "Can't add sysfs directory: %s/%s\n", dev->name, |
036cbfeb | 523 | BATADV_SYSFS_IF_MESH_SUBDIR); |
c6c8fea2 SE |
524 | goto out; |
525 | } | |
526 | ||
0ff9b86f | 527 | for (bat_attr = batadv_mesh_attrs; *bat_attr; ++bat_attr) { |
c6c8fea2 SE |
528 | err = sysfs_create_file(bat_priv->mesh_obj, |
529 | &((*bat_attr)->attr)); | |
530 | if (err) { | |
3e34819e | 531 | batadv_err(dev, "Can't add sysfs file: %s/%s/%s\n", |
036cbfeb | 532 | dev->name, BATADV_SYSFS_IF_MESH_SUBDIR, |
3e34819e | 533 | ((*bat_attr)->attr).name); |
c6c8fea2 SE |
534 | goto rem_attr; |
535 | } | |
536 | } | |
537 | ||
538 | return 0; | |
539 | ||
540 | rem_attr: | |
0ff9b86f | 541 | for (bat_attr = batadv_mesh_attrs; *bat_attr; ++bat_attr) |
c6c8fea2 SE |
542 | sysfs_remove_file(bat_priv->mesh_obj, &((*bat_attr)->attr)); |
543 | ||
544 | kobject_put(bat_priv->mesh_obj); | |
545 | bat_priv->mesh_obj = NULL; | |
546 | out: | |
547 | return -ENOMEM; | |
548 | } | |
549 | ||
5853e22c | 550 | void batadv_sysfs_del_meshif(struct net_device *dev) |
c6c8fea2 | 551 | { |
56303d34 | 552 | struct batadv_priv *bat_priv = netdev_priv(dev); |
b4d66b87 | 553 | struct batadv_attribute **bat_attr; |
c6c8fea2 | 554 | |
0ff9b86f | 555 | for (bat_attr = batadv_mesh_attrs; *bat_attr; ++bat_attr) |
c6c8fea2 SE |
556 | sysfs_remove_file(bat_priv->mesh_obj, &((*bat_attr)->attr)); |
557 | ||
558 | kobject_put(bat_priv->mesh_obj); | |
559 | bat_priv->mesh_obj = NULL; | |
560 | } | |
561 | ||
0ff9b86f SE |
562 | static ssize_t batadv_show_mesh_iface(struct kobject *kobj, |
563 | struct attribute *attr, char *buff) | |
c6c8fea2 | 564 | { |
0ff9b86f | 565 | struct net_device *net_dev = batadv_kobj_to_netdev(kobj); |
56303d34 | 566 | struct batadv_hard_iface *hard_iface; |
c6c8fea2 | 567 | ssize_t length; |
e9a4f295 | 568 | const char *ifname; |
c6c8fea2 | 569 | |
56303d34 | 570 | hard_iface = batadv_hardif_get_by_netdev(net_dev); |
e6c10f43 | 571 | if (!hard_iface) |
c6c8fea2 SE |
572 | return 0; |
573 | ||
e9a4f295 SE |
574 | if (hard_iface->if_status == BATADV_IF_NOT_IN_USE) |
575 | ifname = "none"; | |
576 | else | |
577 | ifname = hard_iface->soft_iface->name; | |
578 | ||
579 | length = sprintf(buff, "%s\n", ifname); | |
c6c8fea2 | 580 | |
e5d89254 | 581 | batadv_hardif_free_ref(hard_iface); |
c6c8fea2 SE |
582 | |
583 | return length; | |
584 | } | |
585 | ||
0ff9b86f SE |
586 | static ssize_t batadv_store_mesh_iface(struct kobject *kobj, |
587 | struct attribute *attr, char *buff, | |
588 | size_t count) | |
c6c8fea2 | 589 | { |
0ff9b86f | 590 | struct net_device *net_dev = batadv_kobj_to_netdev(kobj); |
56303d34 | 591 | struct batadv_hard_iface *hard_iface; |
c6c8fea2 | 592 | int status_tmp = -1; |
ed75ccbe | 593 | int ret = count; |
c6c8fea2 | 594 | |
56303d34 | 595 | hard_iface = batadv_hardif_get_by_netdev(net_dev); |
e6c10f43 | 596 | if (!hard_iface) |
c6c8fea2 SE |
597 | return count; |
598 | ||
599 | if (buff[count - 1] == '\n') | |
600 | buff[count - 1] = '\0'; | |
601 | ||
602 | if (strlen(buff) >= IFNAMSIZ) { | |
86ceb360 SE |
603 | pr_err("Invalid parameter for 'mesh_iface' setting received: interface name too long '%s'\n", |
604 | buff); | |
e5d89254 | 605 | batadv_hardif_free_ref(hard_iface); |
c6c8fea2 SE |
606 | return -EINVAL; |
607 | } | |
608 | ||
609 | if (strncmp(buff, "none", 4) == 0) | |
e9a4f295 | 610 | status_tmp = BATADV_IF_NOT_IN_USE; |
c6c8fea2 | 611 | else |
e9a4f295 | 612 | status_tmp = BATADV_IF_I_WANT_YOU; |
c6c8fea2 | 613 | |
e6c10f43 ML |
614 | if (hard_iface->if_status == status_tmp) |
615 | goto out; | |
616 | ||
617 | if ((hard_iface->soft_iface) && | |
618 | (strncmp(hard_iface->soft_iface->name, buff, IFNAMSIZ) == 0)) | |
ed75ccbe | 619 | goto out; |
c6c8fea2 | 620 | |
3a4375a9 SE |
621 | if (!rtnl_trylock()) { |
622 | ret = -ERESTARTSYS; | |
623 | goto out; | |
624 | } | |
625 | ||
e9a4f295 | 626 | if (status_tmp == BATADV_IF_NOT_IN_USE) { |
9563877e | 627 | batadv_hardif_disable_interface(hard_iface); |
3a4375a9 | 628 | goto unlock; |
c6c8fea2 SE |
629 | } |
630 | ||
631 | /* if the interface already is in use */ | |
e9a4f295 | 632 | if (hard_iface->if_status != BATADV_IF_NOT_IN_USE) |
9563877e | 633 | batadv_hardif_disable_interface(hard_iface); |
c6c8fea2 | 634 | |
9563877e | 635 | ret = batadv_hardif_enable_interface(hard_iface, buff); |
c6c8fea2 | 636 | |
3a4375a9 SE |
637 | unlock: |
638 | rtnl_unlock(); | |
ed75ccbe | 639 | out: |
e5d89254 | 640 | batadv_hardif_free_ref(hard_iface); |
c6c8fea2 SE |
641 | return ret; |
642 | } | |
643 | ||
0ff9b86f SE |
644 | static ssize_t batadv_show_iface_status(struct kobject *kobj, |
645 | struct attribute *attr, char *buff) | |
c6c8fea2 | 646 | { |
0ff9b86f | 647 | struct net_device *net_dev = batadv_kobj_to_netdev(kobj); |
56303d34 | 648 | struct batadv_hard_iface *hard_iface; |
c6c8fea2 SE |
649 | ssize_t length; |
650 | ||
56303d34 | 651 | hard_iface = batadv_hardif_get_by_netdev(net_dev); |
e6c10f43 | 652 | if (!hard_iface) |
c6c8fea2 SE |
653 | return 0; |
654 | ||
e6c10f43 | 655 | switch (hard_iface->if_status) { |
e9a4f295 | 656 | case BATADV_IF_TO_BE_REMOVED: |
c6c8fea2 SE |
657 | length = sprintf(buff, "disabling\n"); |
658 | break; | |
e9a4f295 | 659 | case BATADV_IF_INACTIVE: |
c6c8fea2 SE |
660 | length = sprintf(buff, "inactive\n"); |
661 | break; | |
e9a4f295 | 662 | case BATADV_IF_ACTIVE: |
c6c8fea2 SE |
663 | length = sprintf(buff, "active\n"); |
664 | break; | |
e9a4f295 | 665 | case BATADV_IF_TO_BE_ACTIVATED: |
c6c8fea2 SE |
666 | length = sprintf(buff, "enabling\n"); |
667 | break; | |
e9a4f295 | 668 | case BATADV_IF_NOT_IN_USE: |
c6c8fea2 SE |
669 | default: |
670 | length = sprintf(buff, "not in use\n"); | |
671 | break; | |
672 | } | |
673 | ||
e5d89254 | 674 | batadv_hardif_free_ref(hard_iface); |
c6c8fea2 SE |
675 | |
676 | return length; | |
677 | } | |
678 | ||
347c80f0 SE |
679 | static BATADV_ATTR(mesh_iface, S_IRUGO | S_IWUSR, batadv_show_mesh_iface, |
680 | batadv_store_mesh_iface); | |
681 | static BATADV_ATTR(iface_status, S_IRUGO, batadv_show_iface_status, NULL); | |
c6c8fea2 | 682 | |
b4d66b87 | 683 | static struct batadv_attribute *batadv_batman_attrs[] = { |
0ff9b86f SE |
684 | &batadv_attr_mesh_iface, |
685 | &batadv_attr_iface_status, | |
c6c8fea2 SE |
686 | NULL, |
687 | }; | |
688 | ||
5853e22c | 689 | int batadv_sysfs_add_hardif(struct kobject **hardif_obj, struct net_device *dev) |
c6c8fea2 SE |
690 | { |
691 | struct kobject *hardif_kobject = &dev->dev.kobj; | |
b4d66b87 | 692 | struct batadv_attribute **bat_attr; |
c6c8fea2 SE |
693 | int err; |
694 | ||
036cbfeb SE |
695 | *hardif_obj = kobject_create_and_add(BATADV_SYSFS_IF_BAT_SUBDIR, |
696 | hardif_kobject); | |
c6c8fea2 SE |
697 | |
698 | if (!*hardif_obj) { | |
3e34819e | 699 | batadv_err(dev, "Can't add sysfs directory: %s/%s\n", dev->name, |
036cbfeb | 700 | BATADV_SYSFS_IF_BAT_SUBDIR); |
c6c8fea2 SE |
701 | goto out; |
702 | } | |
703 | ||
0ff9b86f | 704 | for (bat_attr = batadv_batman_attrs; *bat_attr; ++bat_attr) { |
c6c8fea2 SE |
705 | err = sysfs_create_file(*hardif_obj, &((*bat_attr)->attr)); |
706 | if (err) { | |
3e34819e | 707 | batadv_err(dev, "Can't add sysfs file: %s/%s/%s\n", |
036cbfeb | 708 | dev->name, BATADV_SYSFS_IF_BAT_SUBDIR, |
3e34819e | 709 | ((*bat_attr)->attr).name); |
c6c8fea2 SE |
710 | goto rem_attr; |
711 | } | |
712 | } | |
713 | ||
714 | return 0; | |
715 | ||
716 | rem_attr: | |
0ff9b86f | 717 | for (bat_attr = batadv_batman_attrs; *bat_attr; ++bat_attr) |
c6c8fea2 SE |
718 | sysfs_remove_file(*hardif_obj, &((*bat_attr)->attr)); |
719 | out: | |
720 | return -ENOMEM; | |
721 | } | |
722 | ||
5853e22c | 723 | void batadv_sysfs_del_hardif(struct kobject **hardif_obj) |
c6c8fea2 SE |
724 | { |
725 | kobject_put(*hardif_obj); | |
726 | *hardif_obj = NULL; | |
727 | } | |
c6bda689 | 728 | |
56303d34 | 729 | int batadv_throw_uevent(struct batadv_priv *bat_priv, enum batadv_uev_type type, |
39c75a51 | 730 | enum batadv_uev_action action, const char *data) |
c6bda689 | 731 | { |
5346c35e | 732 | int ret = -ENOMEM; |
56303d34 | 733 | struct batadv_hard_iface *primary_if = NULL; |
c6bda689 AQ |
734 | struct kobject *bat_kobj; |
735 | char *uevent_env[4] = { NULL, NULL, NULL, NULL }; | |
736 | ||
e5d89254 | 737 | primary_if = batadv_primary_if_get_selected(bat_priv); |
c6bda689 AQ |
738 | if (!primary_if) |
739 | goto out; | |
740 | ||
741 | bat_kobj = &primary_if->soft_iface->dev.kobj; | |
742 | ||
347c80f0 | 743 | uevent_env[0] = kmalloc(strlen(BATADV_UEV_TYPE_VAR) + |
0ff9b86f | 744 | strlen(batadv_uev_type_str[type]) + 1, |
c6bda689 AQ |
745 | GFP_ATOMIC); |
746 | if (!uevent_env[0]) | |
747 | goto out; | |
748 | ||
347c80f0 SE |
749 | sprintf(uevent_env[0], "%s%s", BATADV_UEV_TYPE_VAR, |
750 | batadv_uev_type_str[type]); | |
c6bda689 | 751 | |
347c80f0 | 752 | uevent_env[1] = kmalloc(strlen(BATADV_UEV_ACTION_VAR) + |
0ff9b86f | 753 | strlen(batadv_uev_action_str[action]) + 1, |
c6bda689 AQ |
754 | GFP_ATOMIC); |
755 | if (!uevent_env[1]) | |
756 | goto out; | |
757 | ||
347c80f0 | 758 | sprintf(uevent_env[1], "%s%s", BATADV_UEV_ACTION_VAR, |
0ff9b86f | 759 | batadv_uev_action_str[action]); |
c6bda689 AQ |
760 | |
761 | /* If the event is DEL, ignore the data field */ | |
39c75a51 | 762 | if (action != BATADV_UEV_DEL) { |
347c80f0 | 763 | uevent_env[2] = kmalloc(strlen(BATADV_UEV_DATA_VAR) + |
c6bda689 AQ |
764 | strlen(data) + 1, GFP_ATOMIC); |
765 | if (!uevent_env[2]) | |
766 | goto out; | |
767 | ||
347c80f0 | 768 | sprintf(uevent_env[2], "%s%s", BATADV_UEV_DATA_VAR, data); |
c6bda689 AQ |
769 | } |
770 | ||
771 | ret = kobject_uevent_env(bat_kobj, KOBJ_CHANGE, uevent_env); | |
772 | out: | |
773 | kfree(uevent_env[0]); | |
774 | kfree(uevent_env[1]); | |
775 | kfree(uevent_env[2]); | |
776 | ||
777 | if (primary_if) | |
e5d89254 | 778 | batadv_hardif_free_ref(primary_if); |
c6bda689 AQ |
779 | |
780 | if (ret) | |
39c75a51 | 781 | batadv_dbg(BATADV_DBG_BATMAN, bat_priv, |
1eda58bf | 782 | "Impossible to send uevent for (%s,%s,%s) event (err: %d)\n", |
0ff9b86f SE |
783 | batadv_uev_type_str[type], |
784 | batadv_uev_action_str[action], | |
39c75a51 | 785 | (action == BATADV_UEV_DEL ? "NULL" : data), ret); |
c6bda689 AQ |
786 | return ret; |
787 | } |