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32#include <linux/wireless.h>
33#include <linux/kmod.h>
34#include <linux/slab.h>
35#include <linux/module.h>
36
37#include "ieee80211.h"
38static const char *ieee80211_modes[] = {
39 "?", "a", "b", "ab", "g", "ag", "bg", "abg"
40};
41
42#define MAX_CUSTOM_LEN 64
43static inline char *rtl818x_translate_scan(struct ieee80211_device *ieee,
44 char *start, char *stop,
45 struct ieee80211_network *network,
46 struct iw_request_info *info)
47{
48 char custom[MAX_CUSTOM_LEN];
49 char *p;
50 struct iw_event iwe;
51 int i, j;
52 u8 max_rate, rate;
53
54
55 iwe.cmd = SIOCGIWAP;
56 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
57 memcpy(iwe.u.ap_addr.sa_data, network->bssid, ETH_ALEN);
58 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_ADDR_LEN);
59
60
61
62
63 iwe.cmd = SIOCGIWESSID;
64 iwe.u.data.flags = 1;
65
66
67 if (network->ssid_len == 0) {
68
69 iwe.u.data.length = sizeof("<hidden>");
70 start = iwe_stream_add_point(info, start, stop, &iwe, "<hidden>");
71 } else {
72 iwe.u.data.length = min(network->ssid_len, (u8)32);
73 start = iwe_stream_add_point(info, start, stop, &iwe, network->ssid);
74 }
75
76
77 iwe.cmd = SIOCGIWNAME;
78 snprintf(iwe.u.name, IFNAMSIZ, "IEEE 802.11%s", ieee80211_modes[network->mode]);
79 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_CHAR_LEN);
80
81
82 iwe.cmd = SIOCGIWMODE;
83 if (network->capability &
84 (WLAN_CAPABILITY_BSS | WLAN_CAPABILITY_IBSS)) {
85 if (network->capability & WLAN_CAPABILITY_BSS)
86 iwe.u.mode = IW_MODE_MASTER;
87 else
88 iwe.u.mode = IW_MODE_ADHOC;
89
90 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_UINT_LEN);
91 }
92
93
94 iwe.cmd = SIOCGIWFREQ;
95
96
97 iwe.u.freq.m = network->channel;
98 iwe.u.freq.e = 0;
99 iwe.u.freq.i = 0;
100 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_FREQ_LEN);
101
102
103 iwe.cmd = SIOCGIWENCODE;
104 if (network->capability & WLAN_CAPABILITY_PRIVACY)
105 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
106 else
107 iwe.u.data.flags = IW_ENCODE_DISABLED;
108 iwe.u.data.length = 0;
109 start = iwe_stream_add_point(info, start, stop, &iwe, network->ssid);
110
111
112 max_rate = 0;
113 p = custom;
114 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Rates (Mb/s): ");
115 for (i = 0, j = 0; i < network->rates_len; ) {
116 if (j < network->rates_ex_len &&
117 ((network->rates_ex[j] & 0x7F) <
118 (network->rates[i] & 0x7F)))
119 rate = network->rates_ex[j++] & 0x7F;
120 else
121 rate = network->rates[i++] & 0x7F;
122 if (rate > max_rate)
123 max_rate = rate;
124 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
125 "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
126 }
127 for (; j < network->rates_ex_len; j++) {
128 rate = network->rates_ex[j] & 0x7F;
129 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
130 "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
131 if (rate > max_rate)
132 max_rate = rate;
133 }
134
135 iwe.cmd = SIOCGIWRATE;
136 iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
137 iwe.u.bitrate.value = max_rate * 500000;
138 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_PARAM_LEN);
139
140 iwe.cmd = IWEVCUSTOM;
141 iwe.u.data.length = p - custom;
142 if (iwe.u.data.length)
143 start = iwe_stream_add_point(info, start, stop, &iwe, custom);
144
145
146
147 if (network->stats.signal == 0 || network->stats.rssi == 0)
148 printk("========>signal:%d, rssi:%d\n", network->stats.signal, network->stats.rssi);
149 iwe.cmd = IWEVQUAL;
150
151 iwe.u.qual.qual = network->stats.signalstrength;
152 iwe.u.qual.level = network->stats.signal;
153 iwe.u.qual.noise = network->stats.noise;
154 iwe.u.qual.updated = network->stats.mask & IEEE80211_STATMASK_WEMASK;
155 if (!(network->stats.mask & IEEE80211_STATMASK_RSSI))
156 iwe.u.qual.updated |= IW_QUAL_LEVEL_INVALID;
157 if (!(network->stats.mask & IEEE80211_STATMASK_NOISE))
158 iwe.u.qual.updated |= IW_QUAL_NOISE_INVALID;
159 if (!(network->stats.mask & IEEE80211_STATMASK_SIGNAL))
160 iwe.u.qual.updated |= IW_QUAL_QUAL_INVALID;
161 iwe.u.qual.updated = 7;
162 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_QUAL_LEN);
163
164 iwe.cmd = IWEVCUSTOM;
165 p = custom;
166
167 iwe.u.data.length = p - custom;
168 if (iwe.u.data.length)
169 start = iwe_stream_add_point(info, start, stop, &iwe, custom);
170
171 memset(&iwe, 0, sizeof(iwe));
172 if (network->wpa_ie_len) {
173
174 char buf[MAX_WPA_IE_LEN];
175 memcpy(buf, network->wpa_ie, network->wpa_ie_len);
176 iwe.cmd = IWEVGENIE;
177 iwe.u.data.length = network->wpa_ie_len;
178 start = iwe_stream_add_point(info, start, stop, &iwe, buf);
179 }
180
181 memset(&iwe, 0, sizeof(iwe));
182 if (network->rsn_ie_len) {
183
184 char buf[MAX_WPA_IE_LEN];
185 memcpy(buf, network->rsn_ie, network->rsn_ie_len);
186 iwe.cmd = IWEVGENIE;
187 iwe.u.data.length = network->rsn_ie_len;
188 start = iwe_stream_add_point(info, start, stop, &iwe, buf);
189 }
190
191
192
193 iwe.cmd = IWEVCUSTOM;
194 p = custom;
195 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
196 " Last beacon: %lums ago", (jiffies - network->last_scanned) / (HZ / 100));
197 iwe.u.data.length = p - custom;
198 if (iwe.u.data.length)
199 start = iwe_stream_add_point(info, start, stop, &iwe, custom);
200
201 return start;
202}
203
204int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
205 struct iw_request_info *info,
206 union iwreq_data *wrqu, char *extra)
207{
208 struct ieee80211_network *network;
209 unsigned long flags;
210 int err = 0;
211 char *ev = extra;
212 char *stop = ev + wrqu->data.length;
213
214 int i = 0;
215
216 IEEE80211_DEBUG_WX("Getting scan\n");
217 down(&ieee->wx_sem);
218 spin_lock_irqsave(&ieee->lock, flags);
219
220 if(!ieee->bHwRadioOff)
221 {
222 list_for_each_entry(network, &ieee->network_list, list) {
223 i++;
224
225 if((stop-ev)<200)
226 {
227 err = -E2BIG;
228 break;
229 }
230 if (ieee->scan_age == 0 ||
231 time_after(network->last_scanned + ieee->scan_age, jiffies))
232 {
233 ev = rtl818x_translate_scan(ieee, ev, stop, network, info);
234 }
235 else
236 IEEE80211_DEBUG_SCAN(
237 "Not showing network '%s ("
238 "%pM)' due to age (%lums).\n",
239 escape_essid(network->ssid,
240 network->ssid_len),
241 network->bssid,
242 (jiffies - network->last_scanned) / (HZ / 100));
243 }
244 }
245 spin_unlock_irqrestore(&ieee->lock, flags);
246 up(&ieee->wx_sem);
247 wrqu->data.length = ev - extra;
248 wrqu->data.flags = 0;
249 IEEE80211_DEBUG_WX("exit: %d networks returned.\n", i);
250
251 return err;
252}
253
254int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
255 struct iw_request_info *info,
256 union iwreq_data *wrqu, char *keybuf)
257{
258 struct iw_point *erq = &(wrqu->encoding);
259 struct net_device *dev = ieee->dev;
260 struct ieee80211_security sec = {
261 .flags = 0
262 };
263 int i, key, key_provided, len;
264 struct ieee80211_crypt_data **crypt;
265
266 IEEE80211_DEBUG_WX("SET_ENCODE\n");
267
268 key = erq->flags & IW_ENCODE_INDEX;
269 if (key) {
270 if (key > WEP_KEYS)
271 return -EINVAL;
272 key--;
273 key_provided = 1;
274 } else {
275 key_provided = 0;
276 key = ieee->tx_keyidx;
277 }
278
279 IEEE80211_DEBUG_WX("Key: %d [%s]\n", key, key_provided ?
280 "provided" : "default");
281
282 crypt = &ieee->crypt[key];
283
284 if (erq->flags & IW_ENCODE_DISABLED) {
285 if (key_provided && *crypt) {
286 IEEE80211_DEBUG_WX("Disabling encryption on key %d.\n",
287 key);
288 ieee80211_crypt_delayed_deinit(ieee, crypt);
289 } else
290 IEEE80211_DEBUG_WX("Disabling encryption.\n");
291
292
293
294 for (i = 0; i < WEP_KEYS; i++) {
295 if (ieee->crypt[i] != NULL) {
296 if (key_provided)
297 break;
298 ieee80211_crypt_delayed_deinit(
299 ieee, &ieee->crypt[i]);
300 }
301 }
302
303 if (i == WEP_KEYS) {
304 sec.enabled = 0;
305 sec.level = SEC_LEVEL_0;
306 sec.flags |= SEC_ENABLED | SEC_LEVEL;
307 }
308
309 goto done;
310 }
311
312
313
314 sec.enabled = 1;
315 sec.flags |= SEC_ENABLED;
316
317 if (*crypt != NULL && (*crypt)->ops != NULL &&
318 strcmp((*crypt)->ops->name, "WEP") != 0) {
319
320
321 ieee80211_crypt_delayed_deinit(ieee, crypt);
322 }
323
324 if (*crypt == NULL) {
325 struct ieee80211_crypt_data *new_crypt;
326
327
328 new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
329 GFP_KERNEL);
330 if (new_crypt == NULL)
331 return -ENOMEM;
332 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
333 if (!new_crypt->ops)
334 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
335
336 if (new_crypt->ops)
337 new_crypt->priv = new_crypt->ops->init(key);
338
339 if (!new_crypt->ops || !new_crypt->priv) {
340 kfree(new_crypt);
341 new_crypt = NULL;
342
343 printk(KERN_WARNING "%s: could not initialize WEP: "
344 "load module ieee80211_crypt_wep\n",
345 dev->name);
346 return -EOPNOTSUPP;
347 }
348 *crypt = new_crypt;
349 }
350
351
352 if (erq->length > 0) {
353 len = erq->length <= 5 ? 5 : 13;
354 memcpy(sec.keys[key], keybuf, erq->length);
355 if (len > erq->length)
356 memset(sec.keys[key] + erq->length, 0,
357 len - erq->length);
358 IEEE80211_DEBUG_WX("Setting key %d to '%s' (%d:%d bytes)\n",
359 key, escape_essid(sec.keys[key], len),
360 erq->length, len);
361 sec.key_sizes[key] = len;
362 (*crypt)->ops->set_key(sec.keys[key], len, NULL,
363 (*crypt)->priv);
364 sec.flags |= (1 << key);
365
366
367 if (key == sec.active_key)
368 sec.flags |= SEC_ACTIVE_KEY;
369 ieee->tx_keyidx = key;
370 } else {
371 len = (*crypt)->ops->get_key(sec.keys[key], WEP_KEY_LEN,
372 NULL, (*crypt)->priv);
373 if (len == 0) {
374
375 IEEE80211_DEBUG_WX("Setting key %d to all zero.\n",
376 key);
377 memset(sec.keys[key], 0, 13);
378 (*crypt)->ops->set_key(sec.keys[key], 13, NULL,
379 (*crypt)->priv);
380 sec.key_sizes[key] = 13;
381 sec.flags |= (1 << key);
382 }
383
384
385 if (key_provided) {
386 IEEE80211_DEBUG_WX(
387 "Setting key %d to default Tx key.\n", key);
388 ieee->tx_keyidx = key;
389 sec.active_key = key;
390 sec.flags |= SEC_ACTIVE_KEY;
391 }
392 }
393
394 done:
395 ieee->open_wep = !(erq->flags & IW_ENCODE_RESTRICTED);
396 sec.auth_mode = ieee->open_wep ? WLAN_AUTH_OPEN : WLAN_AUTH_SHARED_KEY;
397 sec.flags |= SEC_AUTH_MODE;
398 IEEE80211_DEBUG_WX("Auth: %s\n", sec.auth_mode == WLAN_AUTH_OPEN ?
399 "OPEN" : "SHARED KEY");
400
401
402
403 sec.flags |= SEC_LEVEL;
404 sec.level = SEC_LEVEL_1;
405
406 if (ieee->set_security)
407 ieee->set_security(dev, &sec);
408
409
410
411
412
413
414 if (ieee->reset_on_keychange &&
415 ieee->iw_mode != IW_MODE_INFRA &&
416 ieee->reset_port && ieee->reset_port(dev)) {
417 printk(KERN_DEBUG "%s: reset_port failed\n", dev->name);
418 return -EINVAL;
419 }
420 return 0;
421}
422
423int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
424 struct iw_request_info *info,
425 union iwreq_data *wrqu, char *keybuf)
426{
427 struct iw_point *erq = &(wrqu->encoding);
428 int len, key;
429 struct ieee80211_crypt_data *crypt;
430
431 IEEE80211_DEBUG_WX("GET_ENCODE\n");
432
433 if(ieee->iw_mode == IW_MODE_MONITOR)
434 return -1;
435
436 key = erq->flags & IW_ENCODE_INDEX;
437 if (key) {
438 if (key > WEP_KEYS)
439 return -EINVAL;
440 key--;
441 } else
442 key = ieee->tx_keyidx;
443
444 crypt = ieee->crypt[key];
445 erq->flags = key + 1;
446
447 if (crypt == NULL || crypt->ops == NULL) {
448 erq->length = 0;
449 erq->flags |= IW_ENCODE_DISABLED;
450 return 0;
451 }
452
453 if (strcmp(crypt->ops->name, "WEP") != 0) {
454
455
456 erq->length = 0;
457 erq->flags |= IW_ENCODE_ENABLED;
458 return 0;
459 }
460
461 len = crypt->ops->get_key(keybuf, WEP_KEY_LEN, NULL, crypt->priv);
462 erq->length = (len >= 0 ? len : 0);
463
464 erq->flags |= IW_ENCODE_ENABLED;
465
466 if (ieee->open_wep)
467 erq->flags |= IW_ENCODE_OPEN;
468 else
469 erq->flags |= IW_ENCODE_RESTRICTED;
470
471 return 0;
472}
473
474int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
475 struct iw_request_info *info,
476 union iwreq_data *wrqu, char *extra)
477{
478 struct net_device *dev = ieee->dev;
479 struct iw_point *encoding = &wrqu->encoding;
480 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
481 int i, idx, ret = 0;
482 int group_key = 0;
483 const char *alg;
484 struct ieee80211_crypto_ops *ops;
485 struct ieee80211_crypt_data **crypt;
486
487 struct ieee80211_security sec = {
488 .flags = 0,
489 };
490
491 idx = encoding->flags & IW_ENCODE_INDEX;
492 if (idx) {
493 if (idx < 1 || idx > WEP_KEYS)
494 return -EINVAL;
495 idx--;
496 } else
497 idx = ieee->tx_keyidx;
498
499 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
500 crypt = &ieee->crypt[idx];
501 group_key = 1;
502 } else {
503
504
505 if (idx != 0 && ext->alg != IW_ENCODE_ALG_WEP)
506 return -EINVAL;
507 if (ieee->iw_mode == IW_MODE_INFRA)
508 crypt = &ieee->crypt[idx];
509 else
510 return -EINVAL;
511 }
512
513 sec.flags |= SEC_ENABLED;
514 if ((encoding->flags & IW_ENCODE_DISABLED) ||
515 ext->alg == IW_ENCODE_ALG_NONE) {
516 if (*crypt)
517 ieee80211_crypt_delayed_deinit(ieee, crypt);
518
519 for (i = 0; i < WEP_KEYS; i++)
520 if (ieee->crypt[i] != NULL)
521 break;
522
523 if (i == WEP_KEYS) {
524 sec.enabled = 0;
525
526 sec.level = SEC_LEVEL_0;
527 sec.flags |= SEC_LEVEL;
528 }
529
530 goto done;
531 }
532
533 sec.enabled = 1;
534
535
536 switch (ext->alg) {
537 case IW_ENCODE_ALG_WEP:
538 alg = "WEP";
539 break;
540 case IW_ENCODE_ALG_TKIP:
541 alg = "TKIP";
542 break;
543 case IW_ENCODE_ALG_CCMP:
544 alg = "CCMP";
545 break;
546 default:
547 IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
548 dev->name, ext->alg);
549 ret = -EINVAL;
550 goto done;
551 }
552
553
554 ops = ieee80211_get_crypto_ops(alg);
555 if (ops == NULL)
556 ops = ieee80211_get_crypto_ops(alg);
557 if (ops == NULL) {
558 IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
559 dev->name, ext->alg);
560 printk("========>unknown crypto alg %d\n", ext->alg);
561 ret = -EINVAL;
562 goto done;
563 }
564
565 if (*crypt == NULL || (*crypt)->ops != ops) {
566 struct ieee80211_crypt_data *new_crypt;
567
568 ieee80211_crypt_delayed_deinit(ieee, crypt);
569
570 new_crypt = kzalloc(sizeof(*new_crypt), GFP_KERNEL);
571 if (new_crypt == NULL) {
572 ret = -ENOMEM;
573 goto done;
574 }
575 new_crypt->ops = ops;
576 if (new_crypt->ops)
577 new_crypt->priv = new_crypt->ops->init(idx);
578 if (new_crypt->priv == NULL) {
579 kfree(new_crypt);
580 ret = -EINVAL;
581 goto done;
582 }
583 *crypt = new_crypt;
584
585 }
586
587 if (ext->key_len > 0 && (*crypt)->ops->set_key &&
588 (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq,
589 (*crypt)->priv) < 0) {
590 IEEE80211_DEBUG_WX("%s: key setting failed\n", dev->name);
591 printk("key setting failed\n");
592 ret = -EINVAL;
593 goto done;
594 }
595#if 1
596
597
598 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
599 ieee->tx_keyidx = idx;
600 sec.active_key = idx;
601 sec.flags |= SEC_ACTIVE_KEY;
602 }
603
604 if (ext->alg != IW_ENCODE_ALG_NONE) {
605 memcpy(sec.keys[idx], ext->key, ext->key_len);
606 sec.key_sizes[idx] = ext->key_len;
607 sec.flags |= (1 << idx);
608 if (ext->alg == IW_ENCODE_ALG_WEP) {
609
610 sec.flags |= SEC_LEVEL;
611 sec.level = SEC_LEVEL_1;
612 } else if (ext->alg == IW_ENCODE_ALG_TKIP) {
613
614 sec.flags |= SEC_LEVEL;
615 sec.level = SEC_LEVEL_2;
616 } else if (ext->alg == IW_ENCODE_ALG_CCMP) {
617
618 sec.flags |= SEC_LEVEL;
619 sec.level = SEC_LEVEL_3;
620 }
621
622 if (group_key)
623 sec.flags &= ~SEC_LEVEL;
624 }
625#endif
626done:
627 if (ieee->set_security)
628 ieee->set_security(ieee->dev, &sec);
629
630 if (ieee->reset_on_keychange &&
631 ieee->iw_mode != IW_MODE_INFRA &&
632 ieee->reset_port && ieee->reset_port(dev)) {
633 IEEE80211_DEBUG_WX("%s: reset_port failed\n", dev->name);
634 return -EINVAL;
635 }
636
637 return ret;
638}
639int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
640 struct iw_request_info *info,
641 union iwreq_data *wrqu, char *extra)
642{
643 struct iw_mlme *mlme = (struct iw_mlme *) extra;
644
645#if 1
646 switch (mlme->cmd) {
647 case IW_MLME_DEAUTH:
648 case IW_MLME_DISASSOC:
649
650 ieee80211_disassociate(ieee);
651 break;
652 default:
653 return -EOPNOTSUPP;
654 }
655#endif
656 return 0;
657}
658
659int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
660 struct iw_request_info *info,
661 struct iw_param *data, char *extra)
662{
663
664
665
666
667
668
669 switch (data->flags & IW_AUTH_INDEX) {
670 case IW_AUTH_WPA_VERSION:
671
672
673 break;
674 case IW_AUTH_CIPHER_PAIRWISE:
675 case IW_AUTH_CIPHER_GROUP:
676 case IW_AUTH_KEY_MGMT:
677
678
679
680
681 break;
682 case IW_AUTH_TKIP_COUNTERMEASURES:
683 ieee->tkip_countermeasures = data->value;
684 break;
685 case IW_AUTH_DROP_UNENCRYPTED:
686 ieee->drop_unencrypted = data->value;
687 break;
688
689 case IW_AUTH_80211_AUTH_ALG:
690 ieee->open_wep = (data->value&IW_AUTH_ALG_OPEN_SYSTEM)?1:0;
691
692 break;
693
694#if 1
695 case IW_AUTH_WPA_ENABLED:
696 ieee->wpa_enabled = (data->value)?1:0;
697
698 break;
699
700#endif
701 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
702 ieee->ieee802_1x = data->value;
703 break;
704 case IW_AUTH_PRIVACY_INVOKED:
705 ieee->privacy_invoked = data->value;
706 break;
707 default:
708 return -EOPNOTSUPP;
709 }
710 return 0;
711}
712
713#if 1
714int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len)
715{
716 u8 *buf = NULL;
717
718 if (len>MAX_WPA_IE_LEN || (len && ie == NULL))
719 {
720 printk("return error out, len:%zu\n", len);
721 return -EINVAL;
722 }
723
724 if (len)
725 {
726 if (len != ie[1]+2){
727 printk("len:%zu, ie:%d\n", len, ie[1]);
728 return -EINVAL;
729 }
730 buf = kmemdup(ie, len, GFP_KERNEL);
731 if (buf == NULL)
732 return -ENOMEM;
733 kfree(ieee->wpa_ie);
734 ieee->wpa_ie = buf;
735 ieee->wpa_ie_len = len;
736 }
737 else{
738 kfree(ieee->wpa_ie);
739 ieee->wpa_ie = NULL;
740 ieee->wpa_ie_len = 0;
741 }
742
743
744 return 0;
745
746}
747#endif
748
