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> |
c3a2ee93 | 7 | #include <linux/etherdevice.h> |
5fad5a2e AB |
8 | #include "hostap_wlan.h" |
9 | #include "hostap.h" | |
10 | #include "hostap_ap.h" | |
ff1d2767 JM |
11 | |
12 | /* Called only as a tasklet (software IRQ) */ | |
13 | static void prism2_info_commtallies16(local_info_t *local, unsigned char *buf, | |
14 | int left) | |
15 | { | |
16 | struct hfa384x_comm_tallies *tallies; | |
17 | ||
18 | if (left < sizeof(struct hfa384x_comm_tallies)) { | |
19 | printk(KERN_DEBUG "%s: too short (len=%d) commtallies " | |
20 | "info frame\n", local->dev->name, left); | |
21 | return; | |
22 | } | |
23 | ||
24 | tallies = (struct hfa384x_comm_tallies *) buf; | |
25 | #define ADD_COMM_TALLIES(name) \ | |
26 | local->comm_tallies.name += le16_to_cpu(tallies->name) | |
27 | ADD_COMM_TALLIES(tx_unicast_frames); | |
28 | ADD_COMM_TALLIES(tx_multicast_frames); | |
29 | ADD_COMM_TALLIES(tx_fragments); | |
30 | ADD_COMM_TALLIES(tx_unicast_octets); | |
31 | ADD_COMM_TALLIES(tx_multicast_octets); | |
32 | ADD_COMM_TALLIES(tx_deferred_transmissions); | |
33 | ADD_COMM_TALLIES(tx_single_retry_frames); | |
34 | ADD_COMM_TALLIES(tx_multiple_retry_frames); | |
35 | ADD_COMM_TALLIES(tx_retry_limit_exceeded); | |
36 | ADD_COMM_TALLIES(tx_discards); | |
37 | ADD_COMM_TALLIES(rx_unicast_frames); | |
38 | ADD_COMM_TALLIES(rx_multicast_frames); | |
39 | ADD_COMM_TALLIES(rx_fragments); | |
40 | ADD_COMM_TALLIES(rx_unicast_octets); | |
41 | ADD_COMM_TALLIES(rx_multicast_octets); | |
42 | ADD_COMM_TALLIES(rx_fcs_errors); | |
43 | ADD_COMM_TALLIES(rx_discards_no_buffer); | |
44 | ADD_COMM_TALLIES(tx_discards_wrong_sa); | |
45 | ADD_COMM_TALLIES(rx_discards_wep_undecryptable); | |
46 | ADD_COMM_TALLIES(rx_message_in_msg_fragments); | |
47 | ADD_COMM_TALLIES(rx_message_in_bad_msg_fragments); | |
48 | #undef ADD_COMM_TALLIES | |
49 | } | |
50 | ||
51 | ||
52 | /* Called only as a tasklet (software IRQ) */ | |
53 | static void prism2_info_commtallies32(local_info_t *local, unsigned char *buf, | |
54 | int left) | |
55 | { | |
56 | struct hfa384x_comm_tallies32 *tallies; | |
57 | ||
58 | if (left < sizeof(struct hfa384x_comm_tallies32)) { | |
59 | printk(KERN_DEBUG "%s: too short (len=%d) commtallies32 " | |
60 | "info frame\n", local->dev->name, left); | |
61 | return; | |
62 | } | |
63 | ||
64 | tallies = (struct hfa384x_comm_tallies32 *) buf; | |
65 | #define ADD_COMM_TALLIES(name) \ | |
66 | local->comm_tallies.name += le32_to_cpu(tallies->name) | |
67 | ADD_COMM_TALLIES(tx_unicast_frames); | |
68 | ADD_COMM_TALLIES(tx_multicast_frames); | |
69 | ADD_COMM_TALLIES(tx_fragments); | |
70 | ADD_COMM_TALLIES(tx_unicast_octets); | |
71 | ADD_COMM_TALLIES(tx_multicast_octets); | |
72 | ADD_COMM_TALLIES(tx_deferred_transmissions); | |
73 | ADD_COMM_TALLIES(tx_single_retry_frames); | |
74 | ADD_COMM_TALLIES(tx_multiple_retry_frames); | |
75 | ADD_COMM_TALLIES(tx_retry_limit_exceeded); | |
76 | ADD_COMM_TALLIES(tx_discards); | |
77 | ADD_COMM_TALLIES(rx_unicast_frames); | |
78 | ADD_COMM_TALLIES(rx_multicast_frames); | |
79 | ADD_COMM_TALLIES(rx_fragments); | |
80 | ADD_COMM_TALLIES(rx_unicast_octets); | |
81 | ADD_COMM_TALLIES(rx_multicast_octets); | |
82 | ADD_COMM_TALLIES(rx_fcs_errors); | |
83 | ADD_COMM_TALLIES(rx_discards_no_buffer); | |
84 | ADD_COMM_TALLIES(tx_discards_wrong_sa); | |
85 | ADD_COMM_TALLIES(rx_discards_wep_undecryptable); | |
86 | ADD_COMM_TALLIES(rx_message_in_msg_fragments); | |
87 | ADD_COMM_TALLIES(rx_message_in_bad_msg_fragments); | |
88 | #undef ADD_COMM_TALLIES | |
89 | } | |
90 | ||
91 | ||
92 | /* Called only as a tasklet (software IRQ) */ | |
93 | static void prism2_info_commtallies(local_info_t *local, unsigned char *buf, | |
94 | int left) | |
95 | { | |
96 | if (local->tallies32) | |
97 | prism2_info_commtallies32(local, buf, left); | |
98 | else | |
99 | prism2_info_commtallies16(local, buf, left); | |
100 | } | |
101 | ||
102 | ||
103 | #ifndef PRISM2_NO_STATION_MODES | |
104 | #ifndef PRISM2_NO_DEBUG | |
105 | static const char* hfa384x_linkstatus_str(u16 linkstatus) | |
106 | { | |
107 | switch (linkstatus) { | |
108 | case HFA384X_LINKSTATUS_CONNECTED: | |
109 | return "Connected"; | |
110 | case HFA384X_LINKSTATUS_DISCONNECTED: | |
111 | return "Disconnected"; | |
112 | case HFA384X_LINKSTATUS_AP_CHANGE: | |
113 | return "Access point change"; | |
114 | case HFA384X_LINKSTATUS_AP_OUT_OF_RANGE: | |
115 | return "Access point out of range"; | |
116 | case HFA384X_LINKSTATUS_AP_IN_RANGE: | |
117 | return "Access point in range"; | |
118 | case HFA384X_LINKSTATUS_ASSOC_FAILED: | |
119 | return "Association failed"; | |
120 | default: | |
121 | return "Unknown"; | |
122 | } | |
123 | } | |
124 | #endif /* PRISM2_NO_DEBUG */ | |
125 | ||
126 | ||
127 | /* Called only as a tasklet (software IRQ) */ | |
128 | static void prism2_info_linkstatus(local_info_t *local, unsigned char *buf, | |
129 | int left) | |
130 | { | |
131 | u16 val; | |
132 | int non_sta_mode; | |
133 | ||
134 | /* Alloc new JoinRequests to occur since LinkStatus for the previous | |
135 | * has been received */ | |
136 | local->last_join_time = 0; | |
137 | ||
138 | if (left != 2) { | |
139 | printk(KERN_DEBUG "%s: invalid linkstatus info frame " | |
140 | "length %d\n", local->dev->name, left); | |
141 | return; | |
142 | } | |
143 | ||
144 | non_sta_mode = local->iw_mode == IW_MODE_MASTER || | |
145 | local->iw_mode == IW_MODE_REPEAT || | |
146 | local->iw_mode == IW_MODE_MONITOR; | |
147 | ||
148 | val = buf[0] | (buf[1] << 8); | |
149 | if (!non_sta_mode || val != HFA384X_LINKSTATUS_DISCONNECTED) { | |
150 | PDEBUG(DEBUG_EXTRA, "%s: LinkStatus=%d (%s)\n", | |
151 | local->dev->name, val, hfa384x_linkstatus_str(val)); | |
152 | } | |
153 | ||
154 | if (non_sta_mode) { | |
155 | netif_carrier_on(local->dev); | |
156 | netif_carrier_on(local->ddev); | |
157 | return; | |
158 | } | |
159 | ||
160 | /* Get current BSSID later in scheduled task */ | |
161 | set_bit(PRISM2_INFO_PENDING_LINKSTATUS, &local->pending_info); | |
162 | local->prev_link_status = val; | |
163 | schedule_work(&local->info_queue); | |
164 | } | |
165 | ||
166 | ||
167 | static void prism2_host_roaming(local_info_t *local) | |
168 | { | |
169 | struct hfa384x_join_request req; | |
170 | struct net_device *dev = local->dev; | |
2e4fd068 | 171 | struct hfa384x_hostscan_result *selected, *entry; |
ff1d2767 JM |
172 | int i; |
173 | unsigned long flags; | |
174 | ||
175 | if (local->last_join_time && | |
176 | time_before(jiffies, local->last_join_time + 10 * HZ)) { | |
177 | PDEBUG(DEBUG_EXTRA, "%s: last join request has not yet been " | |
178 | "completed - waiting for it before issuing new one\n", | |
179 | dev->name); | |
180 | return; | |
181 | } | |
182 | ||
183 | /* ScanResults are sorted: first ESS results in decreasing signal | |
184 | * quality then IBSS results in similar order. | |
185 | * Trivial roaming policy: just select the first entry. | |
186 | * This could probably be improved by adding hysteresis to limit | |
187 | * number of handoffs, etc. | |
188 | * | |
189 | * Could do periodic RID_SCANREQUEST or Inquire F101 to get new | |
190 | * ScanResults */ | |
191 | spin_lock_irqsave(&local->lock, flags); | |
192 | if (local->last_scan_results == NULL || | |
193 | local->last_scan_results_count == 0) { | |
194 | spin_unlock_irqrestore(&local->lock, flags); | |
195 | PDEBUG(DEBUG_EXTRA, "%s: no scan results for host roaming\n", | |
196 | dev->name); | |
197 | return; | |
198 | } | |
199 | ||
200 | selected = &local->last_scan_results[0]; | |
201 | ||
202 | if (local->preferred_ap[0] || local->preferred_ap[1] || | |
203 | local->preferred_ap[2] || local->preferred_ap[3] || | |
204 | local->preferred_ap[4] || local->preferred_ap[5]) { | |
205 | /* Try to find preferred AP */ | |
e174961c JB |
206 | PDEBUG(DEBUG_EXTRA, "%s: Preferred AP BSSID %pM\n", |
207 | dev->name, local->preferred_ap); | |
ff1d2767 JM |
208 | for (i = 0; i < local->last_scan_results_count; i++) { |
209 | entry = &local->last_scan_results[i]; | |
210 | if (memcmp(local->preferred_ap, entry->bssid, 6) == 0) | |
211 | { | |
212 | PDEBUG(DEBUG_EXTRA, "%s: using preferred AP " | |
213 | "selection\n", dev->name); | |
214 | selected = entry; | |
215 | break; | |
216 | } | |
217 | } | |
218 | } | |
219 | ||
d458cdf7 | 220 | memcpy(req.bssid, selected->bssid, ETH_ALEN); |
ff1d2767 JM |
221 | req.channel = selected->chid; |
222 | spin_unlock_irqrestore(&local->lock, flags); | |
223 | ||
e174961c | 224 | PDEBUG(DEBUG_EXTRA, "%s: JoinRequest: BSSID=%pM" |
0795af57 | 225 | " channel=%d\n", |
e174961c | 226 | dev->name, req.bssid, le16_to_cpu(req.channel)); |
ff1d2767 JM |
227 | if (local->func->set_rid(dev, HFA384X_RID_JOINREQUEST, &req, |
228 | sizeof(req))) { | |
229 | printk(KERN_DEBUG "%s: JoinRequest failed\n", dev->name); | |
230 | } | |
231 | local->last_join_time = jiffies; | |
232 | } | |
233 | ||
234 | ||
235 | static void hostap_report_scan_complete(local_info_t *local) | |
236 | { | |
237 | union iwreq_data wrqu; | |
238 | ||
239 | /* Inform user space about new scan results (just empty event, | |
240 | * SIOCGIWSCAN can be used to fetch data */ | |
241 | wrqu.data.length = 0; | |
242 | wrqu.data.flags = 0; | |
243 | wireless_send_event(local->dev, SIOCGIWSCAN, &wrqu, NULL); | |
244 | ||
245 | /* Allow SIOCGIWSCAN handling to occur since we have received | |
246 | * scanning result */ | |
247 | local->scan_timestamp = 0; | |
248 | } | |
249 | ||
250 | ||
251 | /* Called only as a tasklet (software IRQ) */ | |
252 | static void prism2_info_scanresults(local_info_t *local, unsigned char *buf, | |
253 | int left) | |
254 | { | |
255 | u16 *pos; | |
2e4fd068 | 256 | int new_count, i; |
ff1d2767 | 257 | unsigned long flags; |
2e4fd068 JM |
258 | struct hfa384x_scan_result *res; |
259 | struct hfa384x_hostscan_result *results, *prev; | |
ff1d2767 JM |
260 | |
261 | if (left < 4) { | |
262 | printk(KERN_DEBUG "%s: invalid scanresult info frame " | |
263 | "length %d\n", local->dev->name, left); | |
264 | return; | |
265 | } | |
266 | ||
267 | pos = (u16 *) buf; | |
268 | pos++; | |
269 | pos++; | |
270 | left -= 4; | |
271 | ||
272 | new_count = left / sizeof(struct hfa384x_scan_result); | |
2e4fd068 | 273 | results = kmalloc(new_count * sizeof(struct hfa384x_hostscan_result), |
ff1d2767 JM |
274 | GFP_ATOMIC); |
275 | if (results == NULL) | |
276 | return; | |
2e4fd068 JM |
277 | |
278 | /* Convert to hostscan result format. */ | |
279 | res = (struct hfa384x_scan_result *) pos; | |
280 | for (i = 0; i < new_count; i++) { | |
281 | memcpy(&results[i], &res[i], | |
282 | sizeof(struct hfa384x_scan_result)); | |
283 | results[i].atim = 0; | |
284 | } | |
ff1d2767 JM |
285 | |
286 | spin_lock_irqsave(&local->lock, flags); | |
287 | local->last_scan_type = PRISM2_SCAN; | |
288 | prev = local->last_scan_results; | |
289 | local->last_scan_results = results; | |
290 | local->last_scan_results_count = new_count; | |
291 | spin_unlock_irqrestore(&local->lock, flags); | |
292 | kfree(prev); | |
293 | ||
294 | hostap_report_scan_complete(local); | |
295 | ||
296 | /* Perform rest of ScanResults handling later in scheduled task */ | |
297 | set_bit(PRISM2_INFO_PENDING_SCANRESULTS, &local->pending_info); | |
298 | schedule_work(&local->info_queue); | |
299 | } | |
300 | ||
301 | ||
302 | /* Called only as a tasklet (software IRQ) */ | |
303 | static void prism2_info_hostscanresults(local_info_t *local, | |
304 | unsigned char *buf, int left) | |
305 | { | |
306 | int i, result_size, copy_len, new_count; | |
307 | struct hfa384x_hostscan_result *results, *prev; | |
308 | unsigned long flags; | |
8a9faf3c | 309 | __le16 *pos; |
ff1d2767 JM |
310 | u8 *ptr; |
311 | ||
312 | wake_up_interruptible(&local->hostscan_wq); | |
313 | ||
314 | if (left < 4) { | |
315 | printk(KERN_DEBUG "%s: invalid hostscanresult info frame " | |
316 | "length %d\n", local->dev->name, left); | |
317 | return; | |
318 | } | |
319 | ||
8a9faf3c | 320 | pos = (__le16 *) buf; |
ff1d2767 JM |
321 | copy_len = result_size = le16_to_cpu(*pos); |
322 | if (result_size == 0) { | |
323 | printk(KERN_DEBUG "%s: invalid result_size (0) in " | |
324 | "hostscanresults\n", local->dev->name); | |
325 | return; | |
326 | } | |
327 | if (copy_len > sizeof(struct hfa384x_hostscan_result)) | |
328 | copy_len = sizeof(struct hfa384x_hostscan_result); | |
329 | ||
330 | pos++; | |
331 | pos++; | |
332 | left -= 4; | |
333 | ptr = (u8 *) pos; | |
334 | ||
335 | new_count = left / result_size; | |
b0471bb7 | 336 | results = kcalloc(new_count, sizeof(struct hfa384x_hostscan_result), |
ff1d2767 JM |
337 | GFP_ATOMIC); |
338 | if (results == NULL) | |
339 | return; | |
ff1d2767 JM |
340 | |
341 | for (i = 0; i < new_count; i++) { | |
342 | memcpy(&results[i], ptr, copy_len); | |
343 | ptr += result_size; | |
344 | left -= result_size; | |
345 | } | |
346 | ||
347 | if (left) { | |
348 | printk(KERN_DEBUG "%s: short HostScan result entry (%d/%d)\n", | |
349 | local->dev->name, left, result_size); | |
350 | } | |
351 | ||
352 | spin_lock_irqsave(&local->lock, flags); | |
353 | local->last_scan_type = PRISM2_HOSTSCAN; | |
2e4fd068 JM |
354 | prev = local->last_scan_results; |
355 | local->last_scan_results = results; | |
356 | local->last_scan_results_count = new_count; | |
ff1d2767 JM |
357 | spin_unlock_irqrestore(&local->lock, flags); |
358 | kfree(prev); | |
359 | ||
360 | hostap_report_scan_complete(local); | |
361 | } | |
362 | #endif /* PRISM2_NO_STATION_MODES */ | |
363 | ||
364 | ||
365 | /* Called only as a tasklet (software IRQ) */ | |
366 | void hostap_info_process(local_info_t *local, struct sk_buff *skb) | |
367 | { | |
368 | struct hfa384x_info_frame *info; | |
369 | unsigned char *buf; | |
370 | int left; | |
371 | #ifndef PRISM2_NO_DEBUG | |
372 | int i; | |
373 | #endif /* PRISM2_NO_DEBUG */ | |
374 | ||
375 | info = (struct hfa384x_info_frame *) skb->data; | |
376 | buf = skb->data + sizeof(*info); | |
377 | left = skb->len - sizeof(*info); | |
378 | ||
184a3b2c | 379 | switch (le16_to_cpu(info->type)) { |
ff1d2767 JM |
380 | case HFA384X_INFO_COMMTALLIES: |
381 | prism2_info_commtallies(local, buf, left); | |
382 | break; | |
383 | ||
384 | #ifndef PRISM2_NO_STATION_MODES | |
385 | case HFA384X_INFO_LINKSTATUS: | |
386 | prism2_info_linkstatus(local, buf, left); | |
387 | break; | |
388 | ||
389 | case HFA384X_INFO_SCANRESULTS: | |
390 | prism2_info_scanresults(local, buf, left); | |
391 | break; | |
392 | ||
393 | case HFA384X_INFO_HOSTSCANRESULTS: | |
394 | prism2_info_hostscanresults(local, buf, left); | |
395 | break; | |
396 | #endif /* PRISM2_NO_STATION_MODES */ | |
397 | ||
398 | #ifndef PRISM2_NO_DEBUG | |
399 | default: | |
400 | PDEBUG(DEBUG_EXTRA, "%s: INFO - len=%d type=0x%04x\n", | |
184a3b2c AV |
401 | local->dev->name, le16_to_cpu(info->len), |
402 | le16_to_cpu(info->type)); | |
ff1d2767 JM |
403 | PDEBUG(DEBUG_EXTRA, "Unknown info frame:"); |
404 | for (i = 0; i < (left < 100 ? left : 100); i++) | |
405 | PDEBUG2(DEBUG_EXTRA, " %02x", buf[i]); | |
406 | PDEBUG2(DEBUG_EXTRA, "\n"); | |
407 | break; | |
408 | #endif /* PRISM2_NO_DEBUG */ | |
409 | } | |
410 | } | |
411 | ||
412 | ||
413 | #ifndef PRISM2_NO_STATION_MODES | |
414 | static void handle_info_queue_linkstatus(local_info_t *local) | |
415 | { | |
416 | int val = local->prev_link_status; | |
417 | int connected; | |
418 | union iwreq_data wrqu; | |
419 | ||
420 | connected = | |
421 | val == HFA384X_LINKSTATUS_CONNECTED || | |
422 | val == HFA384X_LINKSTATUS_AP_CHANGE || | |
423 | val == HFA384X_LINKSTATUS_AP_IN_RANGE; | |
424 | ||
425 | if (local->func->get_rid(local->dev, HFA384X_RID_CURRENTBSSID, | |
426 | local->bssid, ETH_ALEN, 1) < 0) { | |
427 | printk(KERN_DEBUG "%s: could not read CURRENTBSSID after " | |
428 | "LinkStatus event\n", local->dev->name); | |
429 | } else { | |
e174961c | 430 | PDEBUG(DEBUG_EXTRA, "%s: LinkStatus: BSSID=%pM\n", |
ff1d2767 | 431 | local->dev->name, |
e174961c | 432 | (unsigned char *) local->bssid); |
ff1d2767 JM |
433 | if (local->wds_type & HOSTAP_WDS_AP_CLIENT) |
434 | hostap_add_sta(local->ap, local->bssid); | |
435 | } | |
436 | ||
437 | /* Get BSSID if we have a valid AP address */ | |
438 | if (connected) { | |
439 | netif_carrier_on(local->dev); | |
440 | netif_carrier_on(local->ddev); | |
441 | memcpy(wrqu.ap_addr.sa_data, local->bssid, ETH_ALEN); | |
442 | } else { | |
443 | netif_carrier_off(local->dev); | |
444 | netif_carrier_off(local->ddev); | |
445 | memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN); | |
446 | } | |
447 | wrqu.ap_addr.sa_family = ARPHRD_ETHER; | |
448 | ||
449 | /* | |
450 | * Filter out sequential disconnect events in order not to cause a | |
451 | * flood of SIOCGIWAP events that have a race condition with EAPOL | |
452 | * frames and can confuse wpa_supplicant about the current association | |
453 | * status. | |
454 | */ | |
455 | if (connected || local->prev_linkstatus_connected) | |
456 | wireless_send_event(local->dev, SIOCGIWAP, &wrqu, NULL); | |
457 | local->prev_linkstatus_connected = connected; | |
458 | } | |
459 | ||
460 | ||
461 | static void handle_info_queue_scanresults(local_info_t *local) | |
462 | { | |
463 | if (local->host_roaming == 1 && local->iw_mode == IW_MODE_INFRA) | |
464 | prism2_host_roaming(local); | |
0c629a69 JM |
465 | |
466 | if (local->host_roaming == 2 && local->iw_mode == IW_MODE_INFRA && | |
c3a2ee93 | 467 | !is_zero_ether_addr(local->preferred_ap)) { |
0c629a69 JM |
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); |