Commit | Line | Data |
---|---|---|
ff1d2767 JM |
1 | /* Host AP driver Info Frame processing (part of hostap.o module) */ |
2 | ||
1ea893fd | 3 | #include <linux/if_arp.h> |
d43c36dc | 4 | #include <linux/sched.h> |
5a0e3ad6 | 5 | #include <linux/slab.h> |
ee40fa06 | 6 | #include <linux/export.h> |
5fad5a2e AB |
7 | #include "hostap_wlan.h" |
8 | #include "hostap.h" | |
9 | #include "hostap_ap.h" | |
ff1d2767 JM |
10 | |
11 | /* Called only as a tasklet (software IRQ) */ | |
12 | static void prism2_info_commtallies16(local_info_t *local, unsigned char *buf, | |
13 | int left) | |
14 | { | |
15 | struct hfa384x_comm_tallies *tallies; | |
16 | ||
17 | if (left < sizeof(struct hfa384x_comm_tallies)) { | |
18 | printk(KERN_DEBUG "%s: too short (len=%d) commtallies " | |
19 | "info frame\n", local->dev->name, left); | |
20 | return; | |
21 | } | |
22 | ||
23 | tallies = (struct hfa384x_comm_tallies *) buf; | |
24 | #define ADD_COMM_TALLIES(name) \ | |
25 | local->comm_tallies.name += le16_to_cpu(tallies->name) | |
26 | ADD_COMM_TALLIES(tx_unicast_frames); | |
27 | ADD_COMM_TALLIES(tx_multicast_frames); | |
28 | ADD_COMM_TALLIES(tx_fragments); | |
29 | ADD_COMM_TALLIES(tx_unicast_octets); | |
30 | ADD_COMM_TALLIES(tx_multicast_octets); | |
31 | ADD_COMM_TALLIES(tx_deferred_transmissions); | |
32 | ADD_COMM_TALLIES(tx_single_retry_frames); | |
33 | ADD_COMM_TALLIES(tx_multiple_retry_frames); | |
34 | ADD_COMM_TALLIES(tx_retry_limit_exceeded); | |
35 | ADD_COMM_TALLIES(tx_discards); | |
36 | ADD_COMM_TALLIES(rx_unicast_frames); | |
37 | ADD_COMM_TALLIES(rx_multicast_frames); | |
38 | ADD_COMM_TALLIES(rx_fragments); | |
39 | ADD_COMM_TALLIES(rx_unicast_octets); | |
40 | ADD_COMM_TALLIES(rx_multicast_octets); | |
41 | ADD_COMM_TALLIES(rx_fcs_errors); | |
42 | ADD_COMM_TALLIES(rx_discards_no_buffer); | |
43 | ADD_COMM_TALLIES(tx_discards_wrong_sa); | |
44 | ADD_COMM_TALLIES(rx_discards_wep_undecryptable); | |
45 | ADD_COMM_TALLIES(rx_message_in_msg_fragments); | |
46 | ADD_COMM_TALLIES(rx_message_in_bad_msg_fragments); | |
47 | #undef ADD_COMM_TALLIES | |
48 | } | |
49 | ||
50 | ||
51 | /* Called only as a tasklet (software IRQ) */ | |
52 | static void prism2_info_commtallies32(local_info_t *local, unsigned char *buf, | |
53 | int left) | |
54 | { | |
55 | struct hfa384x_comm_tallies32 *tallies; | |
56 | ||
57 | if (left < sizeof(struct hfa384x_comm_tallies32)) { | |
58 | printk(KERN_DEBUG "%s: too short (len=%d) commtallies32 " | |
59 | "info frame\n", local->dev->name, left); | |
60 | return; | |
61 | } | |
62 | ||
63 | tallies = (struct hfa384x_comm_tallies32 *) buf; | |
64 | #define ADD_COMM_TALLIES(name) \ | |
65 | local->comm_tallies.name += le32_to_cpu(tallies->name) | |
66 | ADD_COMM_TALLIES(tx_unicast_frames); | |
67 | ADD_COMM_TALLIES(tx_multicast_frames); | |
68 | ADD_COMM_TALLIES(tx_fragments); | |
69 | ADD_COMM_TALLIES(tx_unicast_octets); | |
70 | ADD_COMM_TALLIES(tx_multicast_octets); | |
71 | ADD_COMM_TALLIES(tx_deferred_transmissions); | |
72 | ADD_COMM_TALLIES(tx_single_retry_frames); | |
73 | ADD_COMM_TALLIES(tx_multiple_retry_frames); | |
74 | ADD_COMM_TALLIES(tx_retry_limit_exceeded); | |
75 | ADD_COMM_TALLIES(tx_discards); | |
76 | ADD_COMM_TALLIES(rx_unicast_frames); | |
77 | ADD_COMM_TALLIES(rx_multicast_frames); | |
78 | ADD_COMM_TALLIES(rx_fragments); | |
79 | ADD_COMM_TALLIES(rx_unicast_octets); | |
80 | ADD_COMM_TALLIES(rx_multicast_octets); | |
81 | ADD_COMM_TALLIES(rx_fcs_errors); | |
82 | ADD_COMM_TALLIES(rx_discards_no_buffer); | |
83 | ADD_COMM_TALLIES(tx_discards_wrong_sa); | |
84 | ADD_COMM_TALLIES(rx_discards_wep_undecryptable); | |
85 | ADD_COMM_TALLIES(rx_message_in_msg_fragments); | |
86 | ADD_COMM_TALLIES(rx_message_in_bad_msg_fragments); | |
87 | #undef ADD_COMM_TALLIES | |
88 | } | |
89 | ||
90 | ||
91 | /* Called only as a tasklet (software IRQ) */ | |
92 | static void prism2_info_commtallies(local_info_t *local, unsigned char *buf, | |
93 | int left) | |
94 | { | |
95 | if (local->tallies32) | |
96 | prism2_info_commtallies32(local, buf, left); | |
97 | else | |
98 | prism2_info_commtallies16(local, buf, left); | |
99 | } | |
100 | ||
101 | ||
102 | #ifndef PRISM2_NO_STATION_MODES | |
103 | #ifndef PRISM2_NO_DEBUG | |
104 | static const char* hfa384x_linkstatus_str(u16 linkstatus) | |
105 | { | |
106 | switch (linkstatus) { | |
107 | case HFA384X_LINKSTATUS_CONNECTED: | |
108 | return "Connected"; | |
109 | case HFA384X_LINKSTATUS_DISCONNECTED: | |
110 | return "Disconnected"; | |
111 | case HFA384X_LINKSTATUS_AP_CHANGE: | |
112 | return "Access point change"; | |
113 | case HFA384X_LINKSTATUS_AP_OUT_OF_RANGE: | |
114 | return "Access point out of range"; | |
115 | case HFA384X_LINKSTATUS_AP_IN_RANGE: | |
116 | return "Access point in range"; | |
117 | case HFA384X_LINKSTATUS_ASSOC_FAILED: | |
118 | return "Association failed"; | |
119 | default: | |
120 | return "Unknown"; | |
121 | } | |
122 | } | |
123 | #endif /* PRISM2_NO_DEBUG */ | |
124 | ||
125 | ||
126 | /* Called only as a tasklet (software IRQ) */ | |
127 | static void prism2_info_linkstatus(local_info_t *local, unsigned char *buf, | |
128 | int left) | |
129 | { | |
130 | u16 val; | |
131 | int non_sta_mode; | |
132 | ||
133 | /* Alloc new JoinRequests to occur since LinkStatus for the previous | |
134 | * has been received */ | |
135 | local->last_join_time = 0; | |
136 | ||
137 | if (left != 2) { | |
138 | printk(KERN_DEBUG "%s: invalid linkstatus info frame " | |
139 | "length %d\n", local->dev->name, left); | |
140 | return; | |
141 | } | |
142 | ||
143 | non_sta_mode = local->iw_mode == IW_MODE_MASTER || | |
144 | local->iw_mode == IW_MODE_REPEAT || | |
145 | local->iw_mode == IW_MODE_MONITOR; | |
146 | ||
147 | val = buf[0] | (buf[1] << 8); | |
148 | if (!non_sta_mode || val != HFA384X_LINKSTATUS_DISCONNECTED) { | |
149 | PDEBUG(DEBUG_EXTRA, "%s: LinkStatus=%d (%s)\n", | |
150 | local->dev->name, val, hfa384x_linkstatus_str(val)); | |
151 | } | |
152 | ||
153 | if (non_sta_mode) { | |
154 | netif_carrier_on(local->dev); | |
155 | netif_carrier_on(local->ddev); | |
156 | return; | |
157 | } | |
158 | ||
159 | /* Get current BSSID later in scheduled task */ | |
160 | set_bit(PRISM2_INFO_PENDING_LINKSTATUS, &local->pending_info); | |
161 | local->prev_link_status = val; | |
162 | schedule_work(&local->info_queue); | |
163 | } | |
164 | ||
165 | ||
166 | static void prism2_host_roaming(local_info_t *local) | |
167 | { | |
168 | struct hfa384x_join_request req; | |
169 | struct net_device *dev = local->dev; | |
2e4fd068 | 170 | struct hfa384x_hostscan_result *selected, *entry; |
ff1d2767 JM |
171 | int i; |
172 | unsigned long flags; | |
173 | ||
174 | if (local->last_join_time && | |
175 | time_before(jiffies, local->last_join_time + 10 * HZ)) { | |
176 | PDEBUG(DEBUG_EXTRA, "%s: last join request has not yet been " | |
177 | "completed - waiting for it before issuing new one\n", | |
178 | dev->name); | |
179 | return; | |
180 | } | |
181 | ||
182 | /* ScanResults are sorted: first ESS results in decreasing signal | |
183 | * quality then IBSS results in similar order. | |
184 | * Trivial roaming policy: just select the first entry. | |
185 | * This could probably be improved by adding hysteresis to limit | |
186 | * number of handoffs, etc. | |
187 | * | |
188 | * Could do periodic RID_SCANREQUEST or Inquire F101 to get new | |
189 | * ScanResults */ | |
190 | spin_lock_irqsave(&local->lock, flags); | |
191 | if (local->last_scan_results == NULL || | |
192 | local->last_scan_results_count == 0) { | |
193 | spin_unlock_irqrestore(&local->lock, flags); | |
194 | PDEBUG(DEBUG_EXTRA, "%s: no scan results for host roaming\n", | |
195 | dev->name); | |
196 | return; | |
197 | } | |
198 | ||
199 | selected = &local->last_scan_results[0]; | |
200 | ||
201 | if (local->preferred_ap[0] || local->preferred_ap[1] || | |
202 | local->preferred_ap[2] || local->preferred_ap[3] || | |
203 | local->preferred_ap[4] || local->preferred_ap[5]) { | |
204 | /* Try to find preferred AP */ | |
e174961c JB |
205 | PDEBUG(DEBUG_EXTRA, "%s: Preferred AP BSSID %pM\n", |
206 | dev->name, local->preferred_ap); | |
ff1d2767 JM |
207 | for (i = 0; i < local->last_scan_results_count; i++) { |
208 | entry = &local->last_scan_results[i]; | |
209 | if (memcmp(local->preferred_ap, entry->bssid, 6) == 0) | |
210 | { | |
211 | PDEBUG(DEBUG_EXTRA, "%s: using preferred AP " | |
212 | "selection\n", dev->name); | |
213 | selected = entry; | |
214 | break; | |
215 | } | |
216 | } | |
217 | } | |
218 | ||
219 | memcpy(req.bssid, selected->bssid, 6); | |
220 | req.channel = selected->chid; | |
221 | spin_unlock_irqrestore(&local->lock, flags); | |
222 | ||
e174961c | 223 | PDEBUG(DEBUG_EXTRA, "%s: JoinRequest: BSSID=%pM" |
0795af57 | 224 | " channel=%d\n", |
e174961c | 225 | dev->name, req.bssid, le16_to_cpu(req.channel)); |
ff1d2767 JM |
226 | if (local->func->set_rid(dev, HFA384X_RID_JOINREQUEST, &req, |
227 | sizeof(req))) { | |
228 | printk(KERN_DEBUG "%s: JoinRequest failed\n", dev->name); | |
229 | } | |
230 | local->last_join_time = jiffies; | |
231 | } | |
232 | ||
233 | ||
234 | static void hostap_report_scan_complete(local_info_t *local) | |
235 | { | |
236 | union iwreq_data wrqu; | |
237 | ||
238 | /* Inform user space about new scan results (just empty event, | |
239 | * SIOCGIWSCAN can be used to fetch data */ | |
240 | wrqu.data.length = 0; | |
241 | wrqu.data.flags = 0; | |
242 | wireless_send_event(local->dev, SIOCGIWSCAN, &wrqu, NULL); | |
243 | ||
244 | /* Allow SIOCGIWSCAN handling to occur since we have received | |
245 | * scanning result */ | |
246 | local->scan_timestamp = 0; | |
247 | } | |
248 | ||
249 | ||
250 | /* Called only as a tasklet (software IRQ) */ | |
251 | static void prism2_info_scanresults(local_info_t *local, unsigned char *buf, | |
252 | int left) | |
253 | { | |
254 | u16 *pos; | |
2e4fd068 | 255 | int new_count, i; |
ff1d2767 | 256 | unsigned long flags; |
2e4fd068 JM |
257 | struct hfa384x_scan_result *res; |
258 | struct hfa384x_hostscan_result *results, *prev; | |
ff1d2767 JM |
259 | |
260 | if (left < 4) { | |
261 | printk(KERN_DEBUG "%s: invalid scanresult info frame " | |
262 | "length %d\n", local->dev->name, left); | |
263 | return; | |
264 | } | |
265 | ||
266 | pos = (u16 *) buf; | |
267 | pos++; | |
268 | pos++; | |
269 | left -= 4; | |
270 | ||
271 | new_count = left / sizeof(struct hfa384x_scan_result); | |
2e4fd068 | 272 | results = kmalloc(new_count * sizeof(struct hfa384x_hostscan_result), |
ff1d2767 JM |
273 | GFP_ATOMIC); |
274 | if (results == NULL) | |
275 | return; | |
2e4fd068 JM |
276 | |
277 | /* Convert to hostscan result format. */ | |
278 | res = (struct hfa384x_scan_result *) pos; | |
279 | for (i = 0; i < new_count; i++) { | |
280 | memcpy(&results[i], &res[i], | |
281 | sizeof(struct hfa384x_scan_result)); | |
282 | results[i].atim = 0; | |
283 | } | |
ff1d2767 JM |
284 | |
285 | spin_lock_irqsave(&local->lock, flags); | |
286 | local->last_scan_type = PRISM2_SCAN; | |
287 | prev = local->last_scan_results; | |
288 | local->last_scan_results = results; | |
289 | local->last_scan_results_count = new_count; | |
290 | spin_unlock_irqrestore(&local->lock, flags); | |
291 | kfree(prev); | |
292 | ||
293 | hostap_report_scan_complete(local); | |
294 | ||
295 | /* Perform rest of ScanResults handling later in scheduled task */ | |
296 | set_bit(PRISM2_INFO_PENDING_SCANRESULTS, &local->pending_info); | |
297 | schedule_work(&local->info_queue); | |
298 | } | |
299 | ||
300 | ||
301 | /* Called only as a tasklet (software IRQ) */ | |
302 | static void prism2_info_hostscanresults(local_info_t *local, | |
303 | unsigned char *buf, int left) | |
304 | { | |
305 | int i, result_size, copy_len, new_count; | |
306 | struct hfa384x_hostscan_result *results, *prev; | |
307 | unsigned long flags; | |
8a9faf3c | 308 | __le16 *pos; |
ff1d2767 JM |
309 | u8 *ptr; |
310 | ||
311 | wake_up_interruptible(&local->hostscan_wq); | |
312 | ||
313 | if (left < 4) { | |
314 | printk(KERN_DEBUG "%s: invalid hostscanresult info frame " | |
315 | "length %d\n", local->dev->name, left); | |
316 | return; | |
317 | } | |
318 | ||
8a9faf3c | 319 | pos = (__le16 *) buf; |
ff1d2767 JM |
320 | copy_len = result_size = le16_to_cpu(*pos); |
321 | if (result_size == 0) { | |
322 | printk(KERN_DEBUG "%s: invalid result_size (0) in " | |
323 | "hostscanresults\n", local->dev->name); | |
324 | return; | |
325 | } | |
326 | if (copy_len > sizeof(struct hfa384x_hostscan_result)) | |
327 | copy_len = sizeof(struct hfa384x_hostscan_result); | |
328 | ||
329 | pos++; | |
330 | pos++; | |
331 | left -= 4; | |
332 | ptr = (u8 *) pos; | |
333 | ||
334 | new_count = left / result_size; | |
b0471bb7 | 335 | results = kcalloc(new_count, sizeof(struct hfa384x_hostscan_result), |
ff1d2767 JM |
336 | GFP_ATOMIC); |
337 | if (results == NULL) | |
338 | return; | |
ff1d2767 JM |
339 | |
340 | for (i = 0; i < new_count; i++) { | |
341 | memcpy(&results[i], ptr, copy_len); | |
342 | ptr += result_size; | |
343 | left -= result_size; | |
344 | } | |
345 | ||
346 | if (left) { | |
347 | printk(KERN_DEBUG "%s: short HostScan result entry (%d/%d)\n", | |
348 | local->dev->name, left, result_size); | |
349 | } | |
350 | ||
351 | spin_lock_irqsave(&local->lock, flags); | |
352 | local->last_scan_type = PRISM2_HOSTSCAN; | |
2e4fd068 JM |
353 | prev = local->last_scan_results; |
354 | local->last_scan_results = results; | |
355 | local->last_scan_results_count = new_count; | |
ff1d2767 JM |
356 | spin_unlock_irqrestore(&local->lock, flags); |
357 | kfree(prev); | |
358 | ||
359 | hostap_report_scan_complete(local); | |
360 | } | |
361 | #endif /* PRISM2_NO_STATION_MODES */ | |
362 | ||
363 | ||
364 | /* Called only as a tasklet (software IRQ) */ | |
365 | void hostap_info_process(local_info_t *local, struct sk_buff *skb) | |
366 | { | |
367 | struct hfa384x_info_frame *info; | |
368 | unsigned char *buf; | |
369 | int left; | |
370 | #ifndef PRISM2_NO_DEBUG | |
371 | int i; | |
372 | #endif /* PRISM2_NO_DEBUG */ | |
373 | ||
374 | info = (struct hfa384x_info_frame *) skb->data; | |
375 | buf = skb->data + sizeof(*info); | |
376 | left = skb->len - sizeof(*info); | |
377 | ||
184a3b2c | 378 | switch (le16_to_cpu(info->type)) { |
ff1d2767 JM |
379 | case HFA384X_INFO_COMMTALLIES: |
380 | prism2_info_commtallies(local, buf, left); | |
381 | break; | |
382 | ||
383 | #ifndef PRISM2_NO_STATION_MODES | |
384 | case HFA384X_INFO_LINKSTATUS: | |
385 | prism2_info_linkstatus(local, buf, left); | |
386 | break; | |
387 | ||
388 | case HFA384X_INFO_SCANRESULTS: | |
389 | prism2_info_scanresults(local, buf, left); | |
390 | break; | |
391 | ||
392 | case HFA384X_INFO_HOSTSCANRESULTS: | |
393 | prism2_info_hostscanresults(local, buf, left); | |
394 | break; | |
395 | #endif /* PRISM2_NO_STATION_MODES */ | |
396 | ||
397 | #ifndef PRISM2_NO_DEBUG | |
398 | default: | |
399 | PDEBUG(DEBUG_EXTRA, "%s: INFO - len=%d type=0x%04x\n", | |
184a3b2c AV |
400 | local->dev->name, le16_to_cpu(info->len), |
401 | le16_to_cpu(info->type)); | |
ff1d2767 JM |
402 | PDEBUG(DEBUG_EXTRA, "Unknown info frame:"); |
403 | for (i = 0; i < (left < 100 ? left : 100); i++) | |
404 | PDEBUG2(DEBUG_EXTRA, " %02x", buf[i]); | |
405 | PDEBUG2(DEBUG_EXTRA, "\n"); | |
406 | break; | |
407 | #endif /* PRISM2_NO_DEBUG */ | |
408 | } | |
409 | } | |
410 | ||
411 | ||
412 | #ifndef PRISM2_NO_STATION_MODES | |
413 | static void handle_info_queue_linkstatus(local_info_t *local) | |
414 | { | |
415 | int val = local->prev_link_status; | |
416 | int connected; | |
417 | union iwreq_data wrqu; | |
418 | ||
419 | connected = | |
420 | val == HFA384X_LINKSTATUS_CONNECTED || | |
421 | val == HFA384X_LINKSTATUS_AP_CHANGE || | |
422 | val == HFA384X_LINKSTATUS_AP_IN_RANGE; | |
423 | ||
424 | if (local->func->get_rid(local->dev, HFA384X_RID_CURRENTBSSID, | |
425 | local->bssid, ETH_ALEN, 1) < 0) { | |
426 | printk(KERN_DEBUG "%s: could not read CURRENTBSSID after " | |
427 | "LinkStatus event\n", local->dev->name); | |
428 | } else { | |
e174961c | 429 | PDEBUG(DEBUG_EXTRA, "%s: LinkStatus: BSSID=%pM\n", |
ff1d2767 | 430 | local->dev->name, |
e174961c | 431 | (unsigned char *) local->bssid); |
ff1d2767 JM |
432 | if (local->wds_type & HOSTAP_WDS_AP_CLIENT) |
433 | hostap_add_sta(local->ap, local->bssid); | |
434 | } | |
435 | ||
436 | /* Get BSSID if we have a valid AP address */ | |
437 | if (connected) { | |
438 | netif_carrier_on(local->dev); | |
439 | netif_carrier_on(local->ddev); | |
440 | memcpy(wrqu.ap_addr.sa_data, local->bssid, ETH_ALEN); | |
441 | } else { | |
442 | netif_carrier_off(local->dev); | |
443 | netif_carrier_off(local->ddev); | |
444 | memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN); | |
445 | } | |
446 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; | |
447 | ||
448 | /* | |
449 | * Filter out sequential disconnect events in order not to cause a | |
450 | * flood of SIOCGIWAP events that have a race condition with EAPOL | |
451 | * frames and can confuse wpa_supplicant about the current association | |
452 | * status. | |
453 | */ | |
454 | if (connected || local->prev_linkstatus_connected) | |
455 | wireless_send_event(local->dev, SIOCGIWAP, &wrqu, NULL); | |
456 | local->prev_linkstatus_connected = connected; | |
457 | } | |
458 | ||
459 | ||
460 | static void handle_info_queue_scanresults(local_info_t *local) | |
461 | { | |
462 | if (local->host_roaming == 1 && local->iw_mode == IW_MODE_INFRA) | |
463 | prism2_host_roaming(local); | |
0c629a69 JM |
464 | |
465 | if (local->host_roaming == 2 && local->iw_mode == IW_MODE_INFRA && | |
466 | memcmp(local->preferred_ap, "\x00\x00\x00\x00\x00\x00", | |
467 | ETH_ALEN) != 0) { | |
468 | /* | |
469 | * Firmware seems to be getting into odd state in host_roaming | |
470 | * mode 2 when hostscan is used without join command, so try | |
471 | * to fix this by re-joining the current AP. This does not | |
472 | * actually trigger a new association if the current AP is | |
473 | * still in the scan results. | |
474 | */ | |
475 | prism2_host_roaming(local); | |
476 | } | |
ff1d2767 JM |
477 | } |
478 | ||
479 | ||
480 | /* Called only as scheduled task after receiving info frames (used to avoid | |
481 | * pending too much time in HW IRQ handler). */ | |
c4028958 | 482 | static void handle_info_queue(struct work_struct *work) |
ff1d2767 | 483 | { |
c4028958 | 484 | local_info_t *local = container_of(work, local_info_t, info_queue); |
ff1d2767 JM |
485 | |
486 | if (test_and_clear_bit(PRISM2_INFO_PENDING_LINKSTATUS, | |
487 | &local->pending_info)) | |
488 | handle_info_queue_linkstatus(local); | |
489 | ||
490 | if (test_and_clear_bit(PRISM2_INFO_PENDING_SCANRESULTS, | |
491 | &local->pending_info)) | |
492 | handle_info_queue_scanresults(local); | |
493 | } | |
494 | #endif /* PRISM2_NO_STATION_MODES */ | |
495 | ||
496 | ||
497 | void hostap_info_init(local_info_t *local) | |
498 | { | |
499 | skb_queue_head_init(&local->info_list); | |
500 | #ifndef PRISM2_NO_STATION_MODES | |
c4028958 | 501 | INIT_WORK(&local->info_queue, handle_info_queue); |
ff1d2767 JM |
502 | #endif /* PRISM2_NO_STATION_MODES */ |
503 | } | |
504 | ||
505 | ||
506 | EXPORT_SYMBOL(hostap_info_init); | |
507 | EXPORT_SYMBOL(hostap_info_process); |