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Diffstat (limited to 'drivers/net/wireless/bcm4329/dhd_common.c')
-rw-r--r--drivers/net/wireless/bcm4329/dhd_common.c2432
1 files changed, 2432 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcm4329/dhd_common.c b/drivers/net/wireless/bcm4329/dhd_common.c
new file mode 100644
index 00000000000..f7cd372d68c
--- /dev/null
+++ b/drivers/net/wireless/bcm4329/dhd_common.c
@@ -0,0 +1,2432 @@
1/*
2 * Broadcom Dongle Host Driver (DHD), common DHD core.
3 *
4 * Copyright (C) 1999-2010, Broadcom Corporation
5 *
6 * Unless you and Broadcom execute a separate written software license
7 * agreement governing use of this software, this software is licensed to you
8 * under the terms of the GNU General Public License version 2 (the "GPL"),
9 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
10 * following added to such license:
11 *
12 * As a special exception, the copyright holders of this software give you
13 * permission to link this software with independent modules, and to copy and
14 * distribute the resulting executable under terms of your choice, provided that
15 * you also meet, for each linked independent module, the terms and conditions of
16 * the license of that module. An independent module is a module which is not
17 * derived from this software. The special exception does not apply to any
18 * modifications of the software.
19 *
20 * Notwithstanding the above, under no circumstances may you combine this
21 * software in any way with any other Broadcom software provided under a license
22 * other than the GPL, without Broadcom's express prior written consent.
23 *
24 * $Id: dhd_common.c,v 1.5.6.8.2.6.6.69.4.25 2011-02-11 21:16:02 Exp $
25 */
26#include <typedefs.h>
27#include <osl.h>
28
29#include <epivers.h>
30#include <bcmutils.h>
31
32#include <bcmendian.h>
33#include <dngl_stats.h>
34#include <dhd.h>
35#include <dhd_bus.h>
36#include <dhd_proto.h>
37#include <dhd_dbg.h>
38#include <msgtrace.h>
39
40#include <wlioctl.h>
41
42#ifdef SET_RANDOM_MAC_SOFTAP
43#include <linux/random.h>
44#include <linux/jiffies.h>
45#endif
46
47#ifdef GET_CUSTOM_MAC_ENABLE
48int wifi_get_mac_addr(unsigned char *buf);
49#endif /* GET_CUSTOM_MAC_ENABLE */
50
51int dhd_msg_level;
52
53#include <wl_iw.h>
54
55char fw_path[MOD_PARAM_PATHLEN];
56char nv_path[MOD_PARAM_PATHLEN];
57
58/* Last connection success/failure status */
59uint32 dhd_conn_event;
60uint32 dhd_conn_status;
61uint32 dhd_conn_reason;
62
63#define htod32(i) i
64#define htod16(i) i
65#define dtoh32(i) i
66#define dtoh16(i) i
67
68extern int dhdcdc_set_ioctl(dhd_pub_t *dhd, int ifidx, uint cmd, void *buf, uint len);
69extern void dhd_ind_scan_confirm(void *h, bool status);
70extern int dhd_wl_ioctl(dhd_pub_t *dhd, uint cmd, char *buf, uint buflen);
71void dhd_iscan_lock(void);
72void dhd_iscan_unlock(void);
73
74#if defined(SOFTAP)
75extern bool ap_fw_loaded;
76#endif
77#if defined(KEEP_ALIVE)
78int dhd_keep_alive_onoff(dhd_pub_t *dhd, int ka_on);
79#endif /* KEEP_ALIVE */
80
81/* Packet alignment for most efficient SDIO (can change based on platform) */
82#ifndef DHD_SDALIGN
83#define DHD_SDALIGN 32
84#endif
85#if !ISPOWEROF2(DHD_SDALIGN)
86#error DHD_SDALIGN is not a power of 2!
87#endif
88
89#ifdef DHD_DEBUG
90const char dhd_version[] = "Dongle Host Driver, version " EPI_VERSION_STR "\nCompiled on "
91 __DATE__ " at " __TIME__;
92#else
93const char dhd_version[] = "Dongle Host Driver, version " EPI_VERSION_STR;
94#endif
95
96void dhd_set_timer(void *bus, uint wdtick);
97
98/* IOVar table */
99enum {
100 IOV_VERSION = 1,
101 IOV_MSGLEVEL,
102 IOV_BCMERRORSTR,
103 IOV_BCMERROR,
104 IOV_WDTICK,
105 IOV_DUMP,
106#ifdef DHD_DEBUG
107 IOV_CONS,
108 IOV_DCONSOLE_POLL,
109#endif
110 IOV_CLEARCOUNTS,
111 IOV_LOGDUMP,
112 IOV_LOGCAL,
113 IOV_LOGSTAMP,
114 IOV_GPIOOB,
115 IOV_IOCTLTIMEOUT,
116 IOV_LAST
117};
118
119const bcm_iovar_t dhd_iovars[] = {
120 {"version", IOV_VERSION, 0, IOVT_BUFFER, sizeof(dhd_version) },
121#ifdef DHD_DEBUG
122 {"msglevel", IOV_MSGLEVEL, 0, IOVT_UINT32, 0 },
123#endif /* DHD_DEBUG */
124 {"bcmerrorstr", IOV_BCMERRORSTR, 0, IOVT_BUFFER, BCME_STRLEN },
125 {"bcmerror", IOV_BCMERROR, 0, IOVT_INT8, 0 },
126 {"wdtick", IOV_WDTICK, 0, IOVT_UINT32, 0 },
127 {"dump", IOV_DUMP, 0, IOVT_BUFFER, DHD_IOCTL_MAXLEN },
128#ifdef DHD_DEBUG
129 {"dconpoll", IOV_DCONSOLE_POLL, 0, IOVT_UINT32, 0 },
130 {"cons", IOV_CONS, 0, IOVT_BUFFER, 0 },
131#endif
132 {"clearcounts", IOV_CLEARCOUNTS, 0, IOVT_VOID, 0 },
133 {"gpioob", IOV_GPIOOB, 0, IOVT_UINT32, 0 },
134 {"ioctl_timeout", IOV_IOCTLTIMEOUT, 0, IOVT_UINT32, 0 },
135 {NULL, 0, 0, 0, 0 }
136};
137
138void
139dhd_common_init(void)
140{
141 /* Init global variables at run-time, not as part of the declaration.
142 * This is required to support init/de-init of the driver. Initialization
143 * of globals as part of the declaration results in non-deterministic
144 * behaviour since the value of the globals may be different on the
145 * first time that the driver is initialized vs subsequent initializations.
146 */
147 dhd_msg_level = DHD_ERROR_VAL;
148#ifdef CONFIG_BCM4329_FW_PATH
149 strncpy(fw_path, CONFIG_BCM4329_FW_PATH, MOD_PARAM_PATHLEN-1);
150#else
151 fw_path[0] = '\0';
152#endif
153#ifdef CONFIG_BCM4329_NVRAM_PATH
154 strncpy(nv_path, CONFIG_BCM4329_NVRAM_PATH, MOD_PARAM_PATHLEN-1);
155#else
156 nv_path[0] = '\0';
157#endif
158}
159
160static int
161dhd_dump(dhd_pub_t *dhdp, char *buf, int buflen)
162{
163 char eabuf[ETHER_ADDR_STR_LEN];
164
165 struct bcmstrbuf b;
166 struct bcmstrbuf *strbuf = &b;
167
168 bcm_binit(strbuf, buf, buflen);
169
170 /* Base DHD info */
171 bcm_bprintf(strbuf, "%s\n", dhd_version);
172 bcm_bprintf(strbuf, "\n");
173 bcm_bprintf(strbuf, "pub.up %d pub.txoff %d pub.busstate %d\n",
174 dhdp->up, dhdp->txoff, dhdp->busstate);
175 bcm_bprintf(strbuf, "pub.hdrlen %d pub.maxctl %d pub.rxsz %d\n",
176 dhdp->hdrlen, dhdp->maxctl, dhdp->rxsz);
177 bcm_bprintf(strbuf, "pub.iswl %d pub.drv_version %ld pub.mac %s\n",
178 dhdp->iswl, dhdp->drv_version, bcm_ether_ntoa(&dhdp->mac, eabuf));
179 bcm_bprintf(strbuf, "pub.bcmerror %d tickcnt %d\n", dhdp->bcmerror, dhdp->tickcnt);
180
181 bcm_bprintf(strbuf, "dongle stats:\n");
182 bcm_bprintf(strbuf, "tx_packets %ld tx_bytes %ld tx_errors %ld tx_dropped %ld\n",
183 dhdp->dstats.tx_packets, dhdp->dstats.tx_bytes,
184 dhdp->dstats.tx_errors, dhdp->dstats.tx_dropped);
185 bcm_bprintf(strbuf, "rx_packets %ld rx_bytes %ld rx_errors %ld rx_dropped %ld\n",
186 dhdp->dstats.rx_packets, dhdp->dstats.rx_bytes,
187 dhdp->dstats.rx_errors, dhdp->dstats.rx_dropped);
188 bcm_bprintf(strbuf, "multicast %ld\n", dhdp->dstats.multicast);
189
190 bcm_bprintf(strbuf, "bus stats:\n");
191 bcm_bprintf(strbuf, "tx_packets %ld tx_multicast %ld tx_errors %ld\n",
192 dhdp->tx_packets, dhdp->tx_multicast, dhdp->tx_errors);
193 bcm_bprintf(strbuf, "tx_ctlpkts %ld tx_ctlerrs %ld\n",
194 dhdp->tx_ctlpkts, dhdp->tx_ctlerrs);
195 bcm_bprintf(strbuf, "rx_packets %ld rx_multicast %ld rx_errors %ld \n",
196 dhdp->rx_packets, dhdp->rx_multicast, dhdp->rx_errors);
197 bcm_bprintf(strbuf, "rx_ctlpkts %ld rx_ctlerrs %ld rx_dropped %ld rx_flushed %ld\n",
198 dhdp->rx_ctlpkts, dhdp->rx_ctlerrs, dhdp->rx_dropped, dhdp->rx_flushed);
199 bcm_bprintf(strbuf, "rx_readahead_cnt %ld tx_realloc %ld fc_packets %ld\n",
200 dhdp->rx_readahead_cnt, dhdp->tx_realloc, dhdp->fc_packets);
201 bcm_bprintf(strbuf, "wd_dpc_sched %ld\n", dhdp->wd_dpc_sched);
202 bcm_bprintf(strbuf, "\n");
203
204 /* Add any prot info */
205 dhd_prot_dump(dhdp, strbuf);
206 bcm_bprintf(strbuf, "\n");
207
208 /* Add any bus info */
209 dhd_bus_dump(dhdp, strbuf);
210
211 return (!strbuf->size ? BCME_BUFTOOSHORT : 0);
212}
213
214static int
215dhd_doiovar(dhd_pub_t *dhd_pub, const bcm_iovar_t *vi, uint32 actionid, const char *name,
216 void *params, int plen, void *arg, int len, int val_size)
217{
218 int bcmerror = 0;
219 int32 int_val = 0;
220
221 DHD_TRACE(("%s: Enter\n", __FUNCTION__));
222
223 if ((bcmerror = bcm_iovar_lencheck(vi, arg, len, IOV_ISSET(actionid))) != 0)
224 goto exit;
225
226 if (plen >= (int)sizeof(int_val))
227 bcopy(params, &int_val, sizeof(int_val));
228
229 switch (actionid) {
230 case IOV_GVAL(IOV_VERSION):
231 /* Need to have checked buffer length */
232 strncpy((char*)arg, dhd_version, len);
233 break;
234
235 case IOV_GVAL(IOV_MSGLEVEL):
236 int_val = (int32)dhd_msg_level;
237 bcopy(&int_val, arg, val_size);
238 break;
239
240 case IOV_SVAL(IOV_MSGLEVEL):
241 dhd_msg_level = int_val;
242 break;
243
244 case IOV_GVAL(IOV_BCMERRORSTR):
245 strncpy((char *)arg, bcmerrorstr(dhd_pub->bcmerror), BCME_STRLEN);
246 ((char *)arg)[BCME_STRLEN - 1] = 0x00;
247 break;
248
249 case IOV_GVAL(IOV_BCMERROR):
250 int_val = (int32)dhd_pub->bcmerror;
251 bcopy(&int_val, arg, val_size);
252 break;
253
254 case IOV_GVAL(IOV_WDTICK):
255 int_val = (int32)dhd_watchdog_ms;
256 bcopy(&int_val, arg, val_size);
257 break;
258
259 case IOV_SVAL(IOV_WDTICK):
260 if (!dhd_pub->up) {
261 bcmerror = BCME_NOTUP;
262 break;
263 }
264 dhd_os_wd_timer(dhd_pub, (uint)int_val);
265 break;
266
267 case IOV_GVAL(IOV_DUMP):
268 bcmerror = dhd_dump(dhd_pub, arg, len);
269 break;
270
271#ifdef DHD_DEBUG
272 case IOV_GVAL(IOV_DCONSOLE_POLL):
273 int_val = (int32)dhd_console_ms;
274 bcopy(&int_val, arg, val_size);
275 break;
276
277 case IOV_SVAL(IOV_DCONSOLE_POLL):
278 dhd_console_ms = (uint)int_val;
279 break;
280
281 case IOV_SVAL(IOV_CONS):
282 if (len > 0)
283 bcmerror = dhd_bus_console_in(dhd_pub, arg, len - 1);
284 break;
285#endif
286
287 case IOV_SVAL(IOV_CLEARCOUNTS):
288 dhd_pub->tx_packets = dhd_pub->rx_packets = 0;
289 dhd_pub->tx_errors = dhd_pub->rx_errors = 0;
290 dhd_pub->tx_ctlpkts = dhd_pub->rx_ctlpkts = 0;
291 dhd_pub->tx_ctlerrs = dhd_pub->rx_ctlerrs = 0;
292 dhd_pub->rx_dropped = 0;
293 dhd_pub->rx_readahead_cnt = 0;
294 dhd_pub->tx_realloc = 0;
295 dhd_pub->wd_dpc_sched = 0;
296 memset(&dhd_pub->dstats, 0, sizeof(dhd_pub->dstats));
297 dhd_bus_clearcounts(dhd_pub);
298 break;
299
300
301 case IOV_GVAL(IOV_IOCTLTIMEOUT): {
302 int_val = (int32)dhd_os_get_ioctl_resp_timeout();
303 bcopy(&int_val, arg, sizeof(int_val));
304 break;
305 }
306
307 case IOV_SVAL(IOV_IOCTLTIMEOUT): {
308 if (int_val <= 0)
309 bcmerror = BCME_BADARG;
310 else
311 dhd_os_set_ioctl_resp_timeout((unsigned int)int_val);
312 break;
313 }
314
315
316 default:
317 bcmerror = BCME_UNSUPPORTED;
318 break;
319 }
320
321exit:
322 return bcmerror;
323}
324
325/* Store the status of a connection attempt for later retrieval by an iovar */
326void
327dhd_store_conn_status(uint32 event, uint32 status, uint32 reason)
328{
329 /* Do not overwrite a WLC_E_PRUNE with a WLC_E_SET_SSID
330 * because an encryption/rsn mismatch results in both events, and
331 * the important information is in the WLC_E_PRUNE.
332 */
333 if (!(event == WLC_E_SET_SSID && status == WLC_E_STATUS_FAIL &&
334 dhd_conn_event == WLC_E_PRUNE)) {
335 dhd_conn_event = event;
336 dhd_conn_status = status;
337 dhd_conn_reason = reason;
338 }
339}
340
341bool
342dhd_prec_enq(dhd_pub_t *dhdp, struct pktq *q, void *pkt, int prec)
343{
344 void *p;
345 int eprec = -1; /* precedence to evict from */
346 bool discard_oldest;
347
348 /* Fast case, precedence queue is not full and we are also not
349 * exceeding total queue length
350 */
351 if (!pktq_pfull(q, prec) && !pktq_full(q)) {
352 pktq_penq(q, prec, pkt);
353 return TRUE;
354 }
355
356 /* Determine precedence from which to evict packet, if any */
357 if (pktq_pfull(q, prec))
358 eprec = prec;
359 else if (pktq_full(q)) {
360 p = pktq_peek_tail(q, &eprec);
361 ASSERT(p);
362 if (eprec > prec)
363 return FALSE;
364 }
365
366 /* Evict if needed */
367 if (eprec >= 0) {
368 /* Detect queueing to unconfigured precedence */
369 ASSERT(!pktq_pempty(q, eprec));
370 discard_oldest = AC_BITMAP_TST(dhdp->wme_dp, eprec);
371 if (eprec == prec && !discard_oldest)
372 return FALSE; /* refuse newer (incoming) packet */
373 /* Evict packet according to discard policy */
374 p = discard_oldest ? pktq_pdeq(q, eprec) : pktq_pdeq_tail(q, eprec);
375 if (p == NULL) {
376 DHD_ERROR(("%s: pktq_penq() failed, oldest %d.",
377 __FUNCTION__, discard_oldest));
378 ASSERT(p);
379 }
380
381 PKTFREE(dhdp->osh, p, TRUE);
382 }
383
384 /* Enqueue */
385 p = pktq_penq(q, prec, pkt);
386 if (p == NULL) {
387 DHD_ERROR(("%s: pktq_penq() failed.", __FUNCTION__));
388 ASSERT(p);
389 }
390
391 return TRUE;
392}
393
394static int
395dhd_iovar_op(dhd_pub_t *dhd_pub, const char *name,
396 void *params, int plen, void *arg, int len, bool set)
397{
398 int bcmerror = 0;
399 int val_size;
400 const bcm_iovar_t *vi = NULL;
401 uint32 actionid;
402
403 DHD_TRACE(("%s: Enter\n", __FUNCTION__));
404
405 ASSERT(name);
406 ASSERT(len >= 0);
407
408 /* Get MUST have return space */
409 ASSERT(set || (arg && len));
410
411 /* Set does NOT take qualifiers */
412 ASSERT(!set || (!params && !plen));
413
414 if ((vi = bcm_iovar_lookup(dhd_iovars, name)) == NULL) {
415 bcmerror = BCME_UNSUPPORTED;
416 goto exit;
417 }
418
419 DHD_CTL(("%s: %s %s, len %d plen %d\n", __FUNCTION__,
420 name, (set ? "set" : "get"), len, plen));
421
422 /* set up 'params' pointer in case this is a set command so that
423 * the convenience int and bool code can be common to set and get
424 */
425 if (params == NULL) {
426 params = arg;
427 plen = len;
428 }
429
430 if (vi->type == IOVT_VOID)
431 val_size = 0;
432 else if (vi->type == IOVT_BUFFER)
433 val_size = len;
434 else
435 /* all other types are integer sized */
436 val_size = sizeof(int);
437
438 actionid = set ? IOV_SVAL(vi->varid) : IOV_GVAL(vi->varid);
439 bcmerror = dhd_doiovar(dhd_pub, vi, actionid, name, params, plen, arg, len, val_size);
440
441exit:
442 return bcmerror;
443}
444
445int
446dhd_ioctl(dhd_pub_t *dhd_pub, dhd_ioctl_t *ioc, void *buf, uint buflen)
447{
448 int bcmerror = 0;
449
450 DHD_TRACE(("%s: Enter\n", __FUNCTION__));
451
452 if (!buf) return BCME_BADARG;
453
454 switch (ioc->cmd) {
455 case DHD_GET_MAGIC:
456 if (buflen < sizeof(int))
457 bcmerror = BCME_BUFTOOSHORT;
458 else
459 *(int*)buf = DHD_IOCTL_MAGIC;
460 break;
461
462 case DHD_GET_VERSION:
463 if (buflen < sizeof(int))
464 bcmerror = -BCME_BUFTOOSHORT;
465 else
466 *(int*)buf = DHD_IOCTL_VERSION;
467 break;
468
469 case DHD_GET_VAR:
470 case DHD_SET_VAR: {
471 char *arg;
472 uint arglen;
473
474 /* scan past the name to any arguments */
475 for (arg = buf, arglen = buflen; *arg && arglen; arg++, arglen--);
476
477 if (*arg) {
478 bcmerror = BCME_BUFTOOSHORT;
479 break;
480 }
481
482 /* account for the NUL terminator */
483 arg++, arglen--;
484
485 /* call with the appropriate arguments */
486 if (ioc->cmd == DHD_GET_VAR)
487 bcmerror = dhd_iovar_op(dhd_pub, buf, arg, arglen,
488 buf, buflen, IOV_GET);
489 else
490 bcmerror = dhd_iovar_op(dhd_pub, buf, NULL, 0, arg, arglen, IOV_SET);
491 if (bcmerror != BCME_UNSUPPORTED)
492 break;
493
494 /* not in generic table, try protocol module */
495 if (ioc->cmd == DHD_GET_VAR)
496 bcmerror = dhd_prot_iovar_op(dhd_pub, buf, arg,
497 arglen, buf, buflen, IOV_GET);
498 else
499 bcmerror = dhd_prot_iovar_op(dhd_pub, buf,
500 NULL, 0, arg, arglen, IOV_SET);
501 if (bcmerror != BCME_UNSUPPORTED)
502 break;
503
504 /* if still not found, try bus module */
505 if (ioc->cmd == DHD_GET_VAR)
506 bcmerror = dhd_bus_iovar_op(dhd_pub, buf,
507 arg, arglen, buf, buflen, IOV_GET);
508 else
509 bcmerror = dhd_bus_iovar_op(dhd_pub, buf,
510 NULL, 0, arg, arglen, IOV_SET);
511
512 break;
513 }
514
515 default:
516 bcmerror = BCME_UNSUPPORTED;
517 }
518
519 return bcmerror;
520}
521
522
523#ifdef SHOW_EVENTS
524static void
525wl_show_host_event(wl_event_msg_t *event, void *event_data)
526{
527 uint i, status, reason;
528 bool group = FALSE, flush_txq = FALSE, link = FALSE;
529 char *auth_str, *event_name;
530 uchar *buf;
531 char err_msg[256], eabuf[ETHER_ADDR_STR_LEN];
532 static struct {uint event; char *event_name;} event_names[] = {
533 {WLC_E_SET_SSID, "SET_SSID"},
534 {WLC_E_JOIN, "JOIN"},
535 {WLC_E_START, "START"},
536 {WLC_E_AUTH, "AUTH"},
537 {WLC_E_AUTH_IND, "AUTH_IND"},
538 {WLC_E_DEAUTH, "DEAUTH"},
539 {WLC_E_DEAUTH_IND, "DEAUTH_IND"},
540 {WLC_E_ASSOC, "ASSOC"},
541 {WLC_E_ASSOC_IND, "ASSOC_IND"},
542 {WLC_E_REASSOC, "REASSOC"},
543 {WLC_E_REASSOC_IND, "REASSOC_IND"},
544 {WLC_E_DISASSOC, "DISASSOC"},
545 {WLC_E_DISASSOC_IND, "DISASSOC_IND"},
546 {WLC_E_QUIET_START, "START_QUIET"},
547 {WLC_E_QUIET_END, "END_QUIET"},
548 {WLC_E_BEACON_RX, "BEACON_RX"},
549 {WLC_E_LINK, "LINK"},
550 {WLC_E_MIC_ERROR, "MIC_ERROR"},
551 {WLC_E_NDIS_LINK, "NDIS_LINK"},
552 {WLC_E_ROAM, "ROAM"},
553 {WLC_E_TXFAIL, "TXFAIL"},
554 {WLC_E_PMKID_CACHE, "PMKID_CACHE"},
555 {WLC_E_RETROGRADE_TSF, "RETROGRADE_TSF"},
556 {WLC_E_PRUNE, "PRUNE"},
557 {WLC_E_AUTOAUTH, "AUTOAUTH"},
558 {WLC_E_EAPOL_MSG, "EAPOL_MSG"},
559 {WLC_E_SCAN_COMPLETE, "SCAN_COMPLETE"},
560 {WLC_E_ADDTS_IND, "ADDTS_IND"},
561 {WLC_E_DELTS_IND, "DELTS_IND"},
562 {WLC_E_BCNSENT_IND, "BCNSENT_IND"},
563 {WLC_E_BCNRX_MSG, "BCNRX_MSG"},
564 {WLC_E_BCNLOST_MSG, "BCNLOST_MSG"},
565 {WLC_E_ROAM_PREP, "ROAM_PREP"},
566 {WLC_E_PFN_NET_FOUND, "PNO_NET_FOUND"},
567 {WLC_E_PFN_NET_LOST, "PNO_NET_LOST"},
568 {WLC_E_RESET_COMPLETE, "RESET_COMPLETE"},
569 {WLC_E_JOIN_START, "JOIN_START"},
570 {WLC_E_ROAM_START, "ROAM_START"},
571 {WLC_E_ASSOC_START, "ASSOC_START"},
572 {WLC_E_IBSS_ASSOC, "IBSS_ASSOC"},
573 {WLC_E_RADIO, "RADIO"},
574 {WLC_E_PSM_WATCHDOG, "PSM_WATCHDOG"},
575 {WLC_E_PROBREQ_MSG, "PROBREQ_MSG"},
576 {WLC_E_SCAN_CONFIRM_IND, "SCAN_CONFIRM_IND"},
577 {WLC_E_PSK_SUP, "PSK_SUP"},
578 {WLC_E_COUNTRY_CODE_CHANGED, "COUNTRY_CODE_CHANGED"},
579 {WLC_E_EXCEEDED_MEDIUM_TIME, "EXCEEDED_MEDIUM_TIME"},
580 {WLC_E_ICV_ERROR, "ICV_ERROR"},
581 {WLC_E_UNICAST_DECODE_ERROR, "UNICAST_DECODE_ERROR"},
582 {WLC_E_MULTICAST_DECODE_ERROR, "MULTICAST_DECODE_ERROR"},
583 {WLC_E_TRACE, "TRACE"},
584 {WLC_E_ACTION_FRAME, "ACTION FRAME"},
585 {WLC_E_ACTION_FRAME_COMPLETE, "ACTION FRAME TX COMPLETE"},
586 {WLC_E_IF, "IF"},
587 {WLC_E_RSSI, "RSSI"},
588 {WLC_E_PFN_SCAN_COMPLETE, "SCAN_COMPLETE"}
589 };
590 uint event_type, flags, auth_type, datalen;
591 event_type = ntoh32(event->event_type);
592 flags = ntoh16(event->flags);
593 status = ntoh32(event->status);
594 reason = ntoh32(event->reason);
595 auth_type = ntoh32(event->auth_type);
596 datalen = ntoh32(event->datalen);
597 /* debug dump of event messages */
598 sprintf(eabuf, "%02x:%02x:%02x:%02x:%02x:%02x",
599 (uchar)event->addr.octet[0]&0xff,
600 (uchar)event->addr.octet[1]&0xff,
601 (uchar)event->addr.octet[2]&0xff,
602 (uchar)event->addr.octet[3]&0xff,
603 (uchar)event->addr.octet[4]&0xff,
604 (uchar)event->addr.octet[5]&0xff);
605
606 event_name = "UNKNOWN";
607 for (i = 0; i < ARRAYSIZE(event_names); i++) {
608 if (event_names[i].event == event_type)
609 event_name = event_names[i].event_name;
610 }
611
612 DHD_EVENT(("EVENT: %s, event ID = %d\n", event_name, event_type));
613
614 if (flags & WLC_EVENT_MSG_LINK)
615 link = TRUE;
616 if (flags & WLC_EVENT_MSG_GROUP)
617 group = TRUE;
618 if (flags & WLC_EVENT_MSG_FLUSHTXQ)
619 flush_txq = TRUE;
620
621 switch (event_type) {
622 case WLC_E_START:
623 case WLC_E_DEAUTH:
624 case WLC_E_DISASSOC:
625 DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
626 break;
627
628 case WLC_E_ASSOC_IND:
629 case WLC_E_REASSOC_IND:
630 DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
631 break;
632
633 case WLC_E_ASSOC:
634 case WLC_E_REASSOC:
635 if (status == WLC_E_STATUS_SUCCESS) {
636 DHD_EVENT(("MACEVENT: %s, MAC %s, SUCCESS\n", event_name, eabuf));
637 } else if (status == WLC_E_STATUS_TIMEOUT) {
638 DHD_EVENT(("MACEVENT: %s, MAC %s, TIMEOUT\n", event_name, eabuf));
639 } else if (status == WLC_E_STATUS_FAIL) {
640 DHD_EVENT(("MACEVENT: %s, MAC %s, FAILURE, reason %d\n",
641 event_name, eabuf, (int)reason));
642 } else {
643 DHD_EVENT(("MACEVENT: %s, MAC %s, unexpected status %d\n",
644 event_name, eabuf, (int)status));
645 }
646 break;
647
648 case WLC_E_DEAUTH_IND:
649 case WLC_E_DISASSOC_IND:
650 DHD_EVENT(("MACEVENT: %s, MAC %s, reason %d\n", event_name, eabuf, (int)reason));
651 break;
652
653 case WLC_E_AUTH:
654 case WLC_E_AUTH_IND:
655 if (auth_type == DOT11_OPEN_SYSTEM)
656 auth_str = "Open System";
657 else if (auth_type == DOT11_SHARED_KEY)
658 auth_str = "Shared Key";
659 else {
660 sprintf(err_msg, "AUTH unknown: %d", (int)auth_type);
661 auth_str = err_msg;
662 }
663 if (event_type == WLC_E_AUTH_IND) {
664 DHD_EVENT(("MACEVENT: %s, MAC %s, %s\n", event_name, eabuf, auth_str));
665 } else if (status == WLC_E_STATUS_SUCCESS) {
666 DHD_EVENT(("MACEVENT: %s, MAC %s, %s, SUCCESS\n",
667 event_name, eabuf, auth_str));
668 } else if (status == WLC_E_STATUS_TIMEOUT) {
669 DHD_EVENT(("MACEVENT: %s, MAC %s, %s, TIMEOUT\n",
670 event_name, eabuf, auth_str));
671 } else if (status == WLC_E_STATUS_FAIL) {
672 DHD_EVENT(("MACEVENT: %s, MAC %s, %s, FAILURE, reason %d\n",
673 event_name, eabuf, auth_str, (int)reason));
674 }
675
676 break;
677
678 case WLC_E_JOIN:
679 case WLC_E_ROAM:
680 case WLC_E_SET_SSID:
681 if (status == WLC_E_STATUS_SUCCESS) {
682 DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
683 } else if (status == WLC_E_STATUS_FAIL) {
684 DHD_EVENT(("MACEVENT: %s, failed\n", event_name));
685 } else if (status == WLC_E_STATUS_NO_NETWORKS) {
686 DHD_EVENT(("MACEVENT: %s, no networks found\n", event_name));
687 } else {
688 DHD_EVENT(("MACEVENT: %s, unexpected status %d\n",
689 event_name, (int)status));
690 }
691 break;
692
693 case WLC_E_BEACON_RX:
694 if (status == WLC_E_STATUS_SUCCESS) {
695 DHD_EVENT(("MACEVENT: %s, SUCCESS\n", event_name));
696 } else if (status == WLC_E_STATUS_FAIL) {
697 DHD_EVENT(("MACEVENT: %s, FAIL\n", event_name));
698 } else {
699 DHD_EVENT(("MACEVENT: %s, status %d\n", event_name, status));
700 }
701 break;
702
703 case WLC_E_LINK:
704 DHD_EVENT(("MACEVENT: %s %s\n", event_name, link?"UP":"DOWN"));
705 break;
706
707 case WLC_E_MIC_ERROR:
708 DHD_EVENT(("MACEVENT: %s, MAC %s, Group %d, Flush %d\n",
709 event_name, eabuf, group, flush_txq));
710 break;
711
712 case WLC_E_ICV_ERROR:
713 case WLC_E_UNICAST_DECODE_ERROR:
714 case WLC_E_MULTICAST_DECODE_ERROR:
715 DHD_EVENT(("MACEVENT: %s, MAC %s\n",
716 event_name, eabuf));
717 break;
718
719 case WLC_E_TXFAIL:
720 DHD_EVENT(("MACEVENT: %s, RA %s\n", event_name, eabuf));
721 break;
722
723 case WLC_E_SCAN_COMPLETE:
724 case WLC_E_PMKID_CACHE:
725 DHD_EVENT(("MACEVENT: %s\n", event_name));
726 break;
727
728 case WLC_E_PFN_NET_FOUND:
729 case WLC_E_PFN_NET_LOST:
730 case WLC_E_PFN_SCAN_COMPLETE:
731 DHD_EVENT(("PNOEVENT: %s\n", event_name));
732 break;
733
734 case WLC_E_PSK_SUP:
735 case WLC_E_PRUNE:
736 DHD_EVENT(("MACEVENT: %s, status %d, reason %d\n",
737 event_name, (int)status, (int)reason));
738 break;
739
740 case WLC_E_TRACE:
741 {
742 static uint32 seqnum_prev = 0;
743 msgtrace_hdr_t hdr;
744 uint32 nblost;
745 char *s, *p;
746
747 buf = (uchar *) event_data;
748 memcpy(&hdr, buf, MSGTRACE_HDRLEN);
749
750 if (hdr.version != MSGTRACE_VERSION) {
751 printf("\nMACEVENT: %s [unsupported version --> "
752 "dhd version:%d dongle version:%d]\n",
753 event_name, MSGTRACE_VERSION, hdr.version);
754 /* Reset datalen to avoid display below */
755 datalen = 0;
756 break;
757 }
758
759 /* There are 2 bytes available at the end of data */
760 buf[MSGTRACE_HDRLEN + ntoh16(hdr.len)] = '\0';
761
762 if (ntoh32(hdr.discarded_bytes) || ntoh32(hdr.discarded_printf)) {
763 printf("\nWLC_E_TRACE: [Discarded traces in dongle -->"
764 "discarded_bytes %d discarded_printf %d]\n",
765 ntoh32(hdr.discarded_bytes), ntoh32(hdr.discarded_printf));
766 }
767
768 nblost = ntoh32(hdr.seqnum) - seqnum_prev - 1;
769 if (nblost > 0) {
770 printf("\nWLC_E_TRACE: [Event lost --> seqnum %d nblost %d\n",
771 ntoh32(hdr.seqnum), nblost);
772 }
773 seqnum_prev = ntoh32(hdr.seqnum);
774
775 /* Display the trace buffer. Advance from \n to \n to avoid display big
776 * printf (issue with Linux printk )
777 */
778 p = (char *)&buf[MSGTRACE_HDRLEN];
779 while ((s = strstr(p, "\n")) != NULL) {
780 *s = '\0';
781 printf("%s\n", p);
782 p = s + 1;
783 }
784 printf("%s\n", p);
785
786 /* Reset datalen to avoid display below */
787 datalen = 0;
788 }
789 break;
790
791
792 case WLC_E_RSSI:
793 DHD_EVENT(("MACEVENT: %s %d\n", event_name, ntoh32(*((int *)event_data))));
794 break;
795
796 default:
797 DHD_EVENT(("MACEVENT: %s %d, MAC %s, status %d, reason %d, auth %d\n",
798 event_name, event_type, eabuf, (int)status, (int)reason,
799 (int)auth_type));
800 break;
801 }
802
803 /* show any appended data */
804 if (datalen) {
805 buf = (uchar *) event_data;
806 DHD_EVENT((" data (%d) : ", datalen));
807 for (i = 0; i < datalen; i++)
808 DHD_EVENT((" 0x%02x ", *buf++));
809 DHD_EVENT(("\n"));
810 }
811}
812#endif /* SHOW_EVENTS */
813
814int
815wl_host_event(struct dhd_info *dhd, int *ifidx, void *pktdata,
816 wl_event_msg_t *event, void **data_ptr)
817{
818 /* check whether packet is a BRCM event pkt */
819 bcm_event_t *pvt_data = (bcm_event_t *)pktdata;
820 char *event_data;
821 uint32 type, status;
822 uint16 flags;
823 int evlen;
824
825 if (bcmp(BRCM_OUI, &pvt_data->bcm_hdr.oui[0], DOT11_OUI_LEN)) {
826 DHD_ERROR(("%s: mismatched OUI, bailing\n", __FUNCTION__));
827 return (BCME_ERROR);
828 }
829
830 /* BRCM event pkt may be unaligned - use xxx_ua to load user_subtype. */
831 if (ntoh16_ua((void *)&pvt_data->bcm_hdr.usr_subtype) != BCMILCP_BCM_SUBTYPE_EVENT) {
832 DHD_ERROR(("%s: mismatched subtype, bailing\n", __FUNCTION__));
833 return (BCME_ERROR);
834 }
835
836 *data_ptr = &pvt_data[1];
837 event_data = *data_ptr;
838
839 /* memcpy since BRCM event pkt may be unaligned. */
840 memcpy(event, &pvt_data->event, sizeof(wl_event_msg_t));
841
842 type = ntoh32_ua((void *)&event->event_type);
843 flags = ntoh16_ua((void *)&event->flags);
844 status = ntoh32_ua((void *)&event->status);
845 evlen = ntoh32_ua((void *)&event->datalen) + sizeof(bcm_event_t);
846
847 switch (type) {
848 case WLC_E_IF:
849 {
850 dhd_if_event_t *ifevent = (dhd_if_event_t *)event_data;
851 DHD_TRACE(("%s: if event\n", __FUNCTION__));
852
853 if (ifevent->ifidx > 0 && ifevent->ifidx < DHD_MAX_IFS)
854 {
855 if (ifevent->action == WLC_E_IF_ADD)
856 dhd_add_if(dhd, ifevent->ifidx,
857 NULL, event->ifname,
858 pvt_data->eth.ether_dhost,
859 ifevent->flags, ifevent->bssidx);
860 else
861 dhd_del_if(dhd, ifevent->ifidx);
862 } else {
863 DHD_ERROR(("%s: Invalid ifidx %d for %s\n",
864 __FUNCTION__, ifevent->ifidx, event->ifname));
865 }
866 }
867 /* send up the if event: btamp user needs it */
868 *ifidx = dhd_ifname2idx(dhd, event->ifname);
869 /* push up to external supp/auth */
870 dhd_event(dhd, (char *)pvt_data, evlen, *ifidx);
871 break;
872
873
874#ifdef P2P
875 case WLC_E_NDIS_LINK:
876 break;
877#endif
878 /* fall through */
879 /* These are what external supplicant/authenticator wants */
880 case WLC_E_LINK:
881 case WLC_E_ASSOC_IND:
882 case WLC_E_REASSOC_IND:
883 case WLC_E_DISASSOC_IND:
884 case WLC_E_MIC_ERROR:
885 default:
886 /* Fall through: this should get _everything_ */
887
888 *ifidx = dhd_ifname2idx(dhd, event->ifname);
889 /* push up to external supp/auth */
890 dhd_event(dhd, (char *)pvt_data, evlen, *ifidx);
891 DHD_TRACE(("%s: MAC event %d, flags %x, status %x\n",
892 __FUNCTION__, type, flags, status));
893
894 /* put it back to WLC_E_NDIS_LINK */
895 if (type == WLC_E_NDIS_LINK) {
896 uint32 temp;
897
898 temp = ntoh32_ua((void *)&event->event_type);
899 DHD_TRACE(("Converted to WLC_E_LINK type %d\n", temp));
900
901 temp = ntoh32(WLC_E_NDIS_LINK);
902 memcpy((void *)(&pvt_data->event.event_type), &temp,
903 sizeof(pvt_data->event.event_type));
904 }
905 break;
906 }
907
908#ifdef SHOW_EVENTS
909 wl_show_host_event(event, event_data);
910#endif /* SHOW_EVENTS */
911
912 return (BCME_OK);
913}
914
915
916void
917wl_event_to_host_order(wl_event_msg_t *evt)
918{
919 /* Event struct members passed from dongle to host are stored in network
920 * byte order. Convert all members to host-order.
921 */
922 evt->event_type = ntoh32(evt->event_type);
923 evt->flags = ntoh16(evt->flags);
924 evt->status = ntoh32(evt->status);
925 evt->reason = ntoh32(evt->reason);
926 evt->auth_type = ntoh32(evt->auth_type);
927 evt->datalen = ntoh32(evt->datalen);
928 evt->version = ntoh16(evt->version);
929}
930
931void print_buf(void *pbuf, int len, int bytes_per_line)
932{
933 int i, j = 0;
934 unsigned char *buf = pbuf;
935
936 if (bytes_per_line == 0) {
937 bytes_per_line = len;
938 }
939
940 for (i = 0; i < len; i++) {
941 printf("%2.2x", *buf++);
942 j++;
943 if (j == bytes_per_line) {
944 printf("\n");
945 j = 0;
946 } else {
947 printf(":");
948 }
949 }
950 printf("\n");
951}
952
953#define strtoul(nptr, endptr, base) bcm_strtoul((nptr), (endptr), (base))
954
955#ifdef PKT_FILTER_SUPPORT
956/* Convert user's input in hex pattern to byte-size mask */
957static int
958wl_pattern_atoh(char *src, char *dst)
959{
960 int i;
961 if (strncmp(src, "0x", 2) != 0 &&
962 strncmp(src, "0X", 2) != 0) {
963 DHD_ERROR(("Mask invalid format. Needs to start with 0x\n"));
964 return -1;
965 }
966 src = src + 2; /* Skip past 0x */
967 if (strlen(src) % 2 != 0) {
968 DHD_ERROR(("Mask invalid format. Needs to be of even length\n"));
969 return -1;
970 }
971 for (i = 0; *src != '\0'; i++) {
972 char num[3];
973 strncpy(num, src, 2);
974 num[2] = '\0';
975 dst[i] = (uint8)strtoul(num, NULL, 16);
976 src += 2;
977 }
978 return i;
979}
980
981void
982dhd_pktfilter_offload_enable(dhd_pub_t * dhd, char *arg, int enable, int master_mode)
983{
984 char *argv[8];
985 int i = 0;
986 const char *str;
987 int buf_len;
988 int str_len;
989 char *arg_save = 0, *arg_org = 0;
990 int rc;
991 char buf[128];
992 wl_pkt_filter_enable_t enable_parm;
993 wl_pkt_filter_enable_t * pkt_filterp;
994
995 if (!arg)
996 return;
997
998 if (!(arg_save = MALLOC(dhd->osh, strlen(arg) + 1))) {
999 DHD_ERROR(("%s: kmalloc failed\n", __FUNCTION__));
1000 goto fail;
1001 }
1002 arg_org = arg_save;
1003 memcpy(arg_save, arg, strlen(arg) + 1);
1004
1005 argv[i] = bcmstrtok(&arg_save, " ", 0);
1006
1007 i = 0;
1008 if (NULL == argv[i]) {
1009 DHD_ERROR(("No args provided\n"));
1010 goto fail;
1011 }
1012
1013 str = "pkt_filter_enable";
1014 str_len = strlen(str);
1015 strncpy(buf, str, str_len);
1016 buf[str_len] = '\0';
1017 buf_len = str_len + 1;
1018
1019 pkt_filterp = (wl_pkt_filter_enable_t *)(buf + str_len + 1);
1020
1021 /* Parse packet filter id. */
1022 enable_parm.id = htod32(strtoul(argv[i], NULL, 0));
1023
1024 /* Parse enable/disable value. */
1025 enable_parm.enable = htod32(enable);
1026
1027 buf_len += sizeof(enable_parm);
1028 memcpy((char *)pkt_filterp,
1029 &enable_parm,
1030 sizeof(enable_parm));
1031
1032 /* Enable/disable the specified filter. */
1033 rc = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, buf_len);
1034 rc = rc >= 0 ? 0 : rc;
1035 if (rc)
1036 DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
1037 __FUNCTION__, arg, rc));
1038 else
1039 DHD_TRACE(("%s: successfully added pktfilter %s\n",
1040 __FUNCTION__, arg));
1041
1042 /* Contorl the master mode */
1043 bcm_mkiovar("pkt_filter_mode", (char *)&master_mode, 4, buf, sizeof(buf));
1044 rc = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, sizeof(buf));
1045 rc = rc >= 0 ? 0 : rc;
1046 if (rc)
1047 DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
1048 __FUNCTION__, arg, rc));
1049
1050fail:
1051 if (arg_org)
1052 MFREE(dhd->osh, arg_org, strlen(arg) + 1);
1053}
1054
1055void
1056dhd_pktfilter_offload_set(dhd_pub_t * dhd, char *arg)
1057{
1058 const char *str;
1059 wl_pkt_filter_t pkt_filter;
1060 wl_pkt_filter_t *pkt_filterp;
1061 int buf_len;
1062 int str_len;
1063 int rc;
1064 uint32 mask_size;
1065 uint32 pattern_size;
1066 char *argv[8], * buf = 0;
1067 int i = 0;
1068 char *arg_save = 0, *arg_org = 0;
1069#define BUF_SIZE 2048
1070
1071 if (!arg)
1072 return;
1073
1074 if (!(arg_save = MALLOC(dhd->osh, strlen(arg) + 1))) {
1075 DHD_ERROR(("%s: kmalloc failed\n", __FUNCTION__));
1076 goto fail;
1077 }
1078
1079 arg_org = arg_save;
1080
1081 if (!(buf = MALLOC(dhd->osh, BUF_SIZE))) {
1082 DHD_ERROR(("%s: kmalloc failed\n", __FUNCTION__));
1083 goto fail;
1084 }
1085
1086 memcpy(arg_save, arg, strlen(arg) + 1);
1087
1088 if (strlen(arg) > BUF_SIZE) {
1089 DHD_ERROR(("Not enough buffer %d < %d\n", (int)strlen(arg), (int)sizeof(buf)));
1090 goto fail;
1091 }
1092
1093 argv[i] = bcmstrtok(&arg_save, " ", 0);
1094 while (argv[i++])
1095 argv[i] = bcmstrtok(&arg_save, " ", 0);
1096
1097 i = 0;
1098 if (NULL == argv[i]) {
1099 DHD_ERROR(("No args provided\n"));
1100 goto fail;
1101 }
1102
1103 str = "pkt_filter_add";
1104 str_len = strlen(str);
1105 strncpy(buf, str, str_len);
1106 buf[ str_len ] = '\0';
1107 buf_len = str_len + 1;
1108
1109 pkt_filterp = (wl_pkt_filter_t *) (buf + str_len + 1);
1110
1111 /* Parse packet filter id. */
1112 pkt_filter.id = htod32(strtoul(argv[i], NULL, 0));
1113
1114 if (NULL == argv[++i]) {
1115 DHD_ERROR(("Polarity not provided\n"));
1116 goto fail;
1117 }
1118
1119 /* Parse filter polarity. */
1120 pkt_filter.negate_match = htod32(strtoul(argv[i], NULL, 0));
1121
1122 if (NULL == argv[++i]) {
1123 DHD_ERROR(("Filter type not provided\n"));
1124 goto fail;
1125 }
1126
1127 /* Parse filter type. */
1128 pkt_filter.type = htod32(strtoul(argv[i], NULL, 0));
1129
1130 if (NULL == argv[++i]) {
1131 DHD_ERROR(("Offset not provided\n"));
1132 goto fail;
1133 }
1134
1135 /* Parse pattern filter offset. */
1136 pkt_filter.u.pattern.offset = htod32(strtoul(argv[i], NULL, 0));
1137
1138 if (NULL == argv[++i]) {
1139 DHD_ERROR(("Bitmask not provided\n"));
1140 goto fail;
1141 }
1142
1143 /* Parse pattern filter mask. */
1144 mask_size =
1145 htod32(wl_pattern_atoh(argv[i], (char *) pkt_filterp->u.pattern.mask_and_pattern));
1146
1147 if (NULL == argv[++i]) {
1148 DHD_ERROR(("Pattern not provided\n"));
1149 goto fail;
1150 }
1151
1152 /* Parse pattern filter pattern. */
1153 pattern_size =
1154 htod32(wl_pattern_atoh(argv[i],
1155 (char *) &pkt_filterp->u.pattern.mask_and_pattern[mask_size]));
1156
1157 if (mask_size != pattern_size) {
1158 DHD_ERROR(("Mask and pattern not the same size\n"));
1159 goto fail;
1160 }
1161
1162 pkt_filter.u.pattern.size_bytes = mask_size;
1163 buf_len += WL_PKT_FILTER_FIXED_LEN;
1164 buf_len += (WL_PKT_FILTER_PATTERN_FIXED_LEN + 2 * mask_size);
1165
1166 /* Keep-alive attributes are set in local variable (keep_alive_pkt), and
1167 ** then memcpy'ed into buffer (keep_alive_pktp) since there is no
1168 ** guarantee that the buffer is properly aligned.
1169 */
1170 memcpy((char *)pkt_filterp,
1171 &pkt_filter,
1172 WL_PKT_FILTER_FIXED_LEN + WL_PKT_FILTER_PATTERN_FIXED_LEN);
1173
1174 rc = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, buf_len);
1175 rc = rc >= 0 ? 0 : rc;
1176
1177 if (rc)
1178 DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
1179 __FUNCTION__, arg, rc));
1180 else
1181 DHD_TRACE(("%s: successfully added pktfilter %s\n",
1182 __FUNCTION__, arg));
1183
1184fail:
1185 if (arg_org)
1186 MFREE(dhd->osh, arg_org, strlen(arg) + 1);
1187
1188 if (buf)
1189 MFREE(dhd->osh, buf, BUF_SIZE);
1190}
1191#endif
1192
1193#ifdef ARP_OFFLOAD_SUPPORT
1194void
1195dhd_arp_offload_set(dhd_pub_t * dhd, int arp_mode)
1196{
1197 char iovbuf[32];
1198 int retcode;
1199
1200 bcm_mkiovar("arp_ol", (char *)&arp_mode, 4, iovbuf, sizeof(iovbuf));
1201 retcode = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
1202 retcode = retcode >= 0 ? 0 : retcode;
1203 if (retcode)
1204 DHD_TRACE(("%s: failed to set ARP offload mode to 0x%x, retcode = %d\n",
1205 __FUNCTION__, arp_mode, retcode));
1206 else
1207 DHD_TRACE(("%s: successfully set ARP offload mode to 0x%x\n",
1208 __FUNCTION__, arp_mode));
1209}
1210
1211void
1212dhd_arp_offload_enable(dhd_pub_t * dhd, int arp_enable)
1213{
1214 char iovbuf[32];
1215 int retcode;
1216
1217 bcm_mkiovar("arpoe", (char *)&arp_enable, 4, iovbuf, sizeof(iovbuf));
1218 retcode = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
1219 retcode = retcode >= 0 ? 0 : retcode;
1220 if (retcode)
1221 DHD_TRACE(("%s: failed to enabe ARP offload to %d, retcode = %d\n",
1222 __FUNCTION__, arp_enable, retcode));
1223 else
1224 DHD_TRACE(("%s: successfully enabed ARP offload to %d\n",
1225 __FUNCTION__, arp_enable));
1226}
1227#endif
1228
1229
1230void dhd_arp_cleanup(dhd_pub_t *dhd)
1231{
1232#ifdef ARP_OFFLOAD_SUPPORT
1233 int ret = 0;
1234 int iov_len = 0;
1235 char iovbuf[128];
1236
1237 if (dhd == NULL) return;
1238
1239 dhd_os_proto_block(dhd);
1240
1241 iov_len = bcm_mkiovar("arp_hostip_clear", 0, 0, iovbuf, sizeof(iovbuf));
1242 if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, iov_len)) < 0)
1243 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret));
1244
1245 iov_len = bcm_mkiovar("arp_table_clear", 0, 0, iovbuf, sizeof(iovbuf));
1246 if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, iov_len)) < 0)
1247 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret));
1248
1249 dhd_os_proto_unblock(dhd);
1250
1251#endif /* ARP_OFFLOAD_SUPPORT */
1252}
1253
1254void dhd_arp_offload_add_ip(dhd_pub_t *dhd, u32 ipaddr)
1255{
1256#ifdef ARP_OFFLOAD_SUPPORT
1257 int iov_len = 0;
1258 char iovbuf[32];
1259 int retcode;
1260
1261 dhd_os_proto_block(dhd);
1262
1263 iov_len = bcm_mkiovar("arp_hostip", (char *)&ipaddr, 4, iovbuf, sizeof(iovbuf));
1264 retcode = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, iov_len);
1265
1266 dhd_os_proto_unblock(dhd);
1267
1268 if (retcode)
1269 DHD_TRACE(("%s: ARP ip addr add failed, retcode = %d\n",
1270 __FUNCTION__, retcode));
1271 else
1272 DHD_TRACE(("%s: ARP ipaddr entry added\n",
1273 __FUNCTION__));
1274#endif /* ARP_OFFLOAD_SUPPORT */
1275}
1276
1277
1278int dhd_arp_get_arp_hostip_table(dhd_pub_t *dhd, void *buf, int buflen)
1279{
1280#ifdef ARP_OFFLOAD_SUPPORT
1281 int retcode;
1282 int iov_len = 0;
1283
1284 if (!buf)
1285 return -1;
1286
1287 dhd_os_proto_block(dhd);
1288
1289 iov_len = bcm_mkiovar("arp_hostip", 0, 0, buf, buflen);
1290 retcode = dhdcdc_query_ioctl(dhd, 0, WLC_GET_VAR, buf, buflen);
1291
1292 dhd_os_proto_unblock(dhd);
1293
1294 if (retcode) {
1295 DHD_TRACE(("%s: ioctl WLC_GET_VAR error %d\n",
1296 __FUNCTION__, retcode));
1297
1298 return -1;
1299 }
1300#endif /* ARP_OFFLOAD_SUPPORT */
1301 return 0;
1302}
1303
1304
1305int
1306dhd_preinit_ioctls(dhd_pub_t *dhd)
1307{
1308 char iovbuf[WL_EVENTING_MASK_LEN + 12]; /* Room for "event_msgs" + '\0' + bitvec */
1309 uint up = 0;
1310 char buf[128], *ptr;
1311 uint power_mode = PM_FAST;
1312 uint32 dongle_align = DHD_SDALIGN;
1313 uint32 glom = 0;
1314 uint bcn_timeout = 4;
1315 int scan_assoc_time = 40;
1316 int scan_unassoc_time = 40;
1317 uint32 listen_interval = LISTEN_INTERVAL; /* Default Listen Interval in Beacons */
1318#if defined(SOFTAP)
1319 uint dtim = 1;
1320#endif
1321 int ret = 0;
1322#ifdef GET_CUSTOM_MAC_ENABLE
1323 struct ether_addr ea_addr;
1324#endif /* GET_CUSTOM_MAC_ENABLE */
1325
1326 dhd_os_proto_block(dhd);
1327
1328#ifdef GET_CUSTOM_MAC_ENABLE
1329 /*
1330 ** Read MAC address from external customer place
1331 ** NOTE that default mac address has to be present in otp or nvram file
1332 ** to bring up firmware but unique per board mac address maybe provided
1333 ** by customer code
1334 */
1335 ret = dhd_custom_get_mac_address(ea_addr.octet);
1336 if (!ret) {
1337 bcm_mkiovar("cur_etheraddr", (void *)&ea_addr, ETHER_ADDR_LEN, buf, sizeof(buf));
1338 ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, sizeof(buf));
1339 if (ret < 0) {
1340 DHD_ERROR(("%s: can't set MAC address , error=%d\n", __FUNCTION__, ret));
1341 } else
1342 memcpy(dhd->mac.octet, (void *)&ea_addr, ETHER_ADDR_LEN);
1343 }
1344#endif /* GET_CUSTOM_MAC_ENABLE */
1345
1346#ifdef SET_RANDOM_MAC_SOFTAP
1347 if (strstr(fw_path, "apsta") != NULL) {
1348 uint rand_mac;
1349
1350 srandom32((uint)jiffies);
1351 rand_mac = random32();
1352 iovbuf[0] = 0x02; /* locally administered bit */
1353 iovbuf[1] = 0x1A;
1354 iovbuf[2] = 0x11;
1355 iovbuf[3] = (unsigned char)(rand_mac & 0x0F) | 0xF0;
1356 iovbuf[4] = (unsigned char)(rand_mac >> 8);
1357 iovbuf[5] = (unsigned char)(rand_mac >> 16);
1358
1359 printk("Broadcom Dongle Host Driver mac=%02x:%02x:%02x:%02x:%02x:%02x\n",
1360 iovbuf[0], iovbuf[1], iovbuf[2], iovbuf[3], iovbuf[4], iovbuf[5]);
1361
1362 bcm_mkiovar("cur_etheraddr", (void *)iovbuf, ETHER_ADDR_LEN, buf, sizeof(buf));
1363 ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, sizeof(buf));
1364 if (ret < 0) {
1365 DHD_ERROR(("%s: can't set MAC address , error=%d\n", __FUNCTION__, ret));
1366 } else
1367 memcpy(dhd->mac.octet, iovbuf, ETHER_ADDR_LEN);
1368 }
1369#endif /* SET_RANDOM_MAC_SOFTAP */
1370
1371 /* Set Country code */
1372 if (dhd->dhd_cspec.ccode[0] != 0) {
1373 bcm_mkiovar("country", (char *)&dhd->dhd_cspec, \
1374 sizeof(wl_country_t), iovbuf, sizeof(iovbuf));
1375 if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf))) < 0) {
1376 DHD_ERROR(("%s: country code setting failed\n", __FUNCTION__));
1377 }
1378 }
1379
1380 /* Set Listen Interval */
1381 bcm_mkiovar("assoc_listen", (char *)&listen_interval, 4, iovbuf, sizeof(iovbuf));
1382 if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf))) < 0)
1383 DHD_ERROR(("%s assoc_listen failed %d\n", __FUNCTION__, ret));
1384
1385 /* query for 'ver' to get version info from firmware */
1386 memset(buf, 0, sizeof(buf));
1387 ptr = buf;
1388 bcm_mkiovar("ver", 0, 0, buf, sizeof(buf));
1389 dhdcdc_query_ioctl(dhd, 0, WLC_GET_VAR, buf, sizeof(buf));
1390 bcmstrtok(&ptr, "\n", 0);
1391 /* Print fw version info */
1392 DHD_ERROR(("Firmware version = %s\n", buf));
1393
1394 /* Set PowerSave mode */
1395 dhdcdc_set_ioctl(dhd, 0, WLC_SET_PM, (char *)&power_mode, sizeof(power_mode));
1396
1397 /* Match Host and Dongle rx alignment */
1398 bcm_mkiovar("bus:txglomalign", (char *)&dongle_align, 4, iovbuf, sizeof(iovbuf));
1399 dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
1400
1401 /* disable glom option per default */
1402 bcm_mkiovar("bus:txglom", (char *)&glom, 4, iovbuf, sizeof(iovbuf));
1403 dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
1404
1405 /* Setup timeout if Beacons are lost and roam is off to report link down */
1406 bcm_mkiovar("bcn_timeout", (char *)&bcn_timeout, 4, iovbuf, sizeof(iovbuf));
1407 dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
1408
1409 /* Enable/Disable build-in roaming to allowed ext supplicant to take of romaing */
1410 bcm_mkiovar("roam_off", (char *)&dhd_roam, 4, iovbuf, sizeof(iovbuf));
1411 dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
1412
1413#if defined(SOFTAP)
1414 if (ap_fw_loaded == TRUE) {
1415 dhdcdc_set_ioctl(dhd, 0, WLC_SET_DTIMPRD, (char *)&dtim, sizeof(dtim));
1416 }
1417#endif
1418
1419 if (dhd_roam == 0)
1420 {
1421 /* set internal roaming roaming parameters */
1422 int roam_scan_period = 30; /* in sec */
1423 int roam_fullscan_period = 120; /* in sec */
1424 int roam_trigger = -85;
1425 int roam_delta = 15;
1426 int band;
1427 int band_temp_set = WLC_BAND_2G;
1428
1429 if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_ROAM_SCAN_PERIOD, \
1430 (char *)&roam_scan_period, sizeof(roam_scan_period)) < 0)
1431 DHD_ERROR(("%s: roam scan setup failed\n", __FUNCTION__));
1432
1433 bcm_mkiovar("fullroamperiod", (char *)&roam_fullscan_period, \
1434 4, iovbuf, sizeof(iovbuf));
1435 if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, \
1436 iovbuf, sizeof(iovbuf)) < 0)
1437 DHD_ERROR(("%s: roam fullscan setup failed\n", __FUNCTION__));
1438
1439 if (dhdcdc_query_ioctl(dhd, 0, WLC_GET_BAND, \
1440 (char *)&band, sizeof(band)) < 0)
1441 DHD_ERROR(("%s: roam delta setting failed\n", __FUNCTION__));
1442 else {
1443 if ((band == WLC_BAND_AUTO) || (band == WLC_BAND_ALL))
1444 {
1445 /* temp set band to insert new roams values */
1446 if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_BAND, \
1447 (char *)&band_temp_set, sizeof(band_temp_set)) < 0)
1448 DHD_ERROR(("%s: local band seting failed\n", __FUNCTION__));
1449 }
1450 if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_ROAM_DELTA, \
1451 (char *)&roam_delta, sizeof(roam_delta)) < 0)
1452 DHD_ERROR(("%s: roam delta setting failed\n", __FUNCTION__));
1453
1454 if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_ROAM_TRIGGER, \
1455 (char *)&roam_trigger, sizeof(roam_trigger)) < 0)
1456 DHD_ERROR(("%s: roam trigger setting failed\n", __FUNCTION__));
1457
1458 /* Restore original band settinngs */
1459 if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_BAND, \
1460 (char *)&band, sizeof(band)) < 0)
1461 DHD_ERROR(("%s: Original band restore failed\n", __FUNCTION__));
1462 }
1463 }
1464
1465 /* Force STA UP */
1466 if (dhd_radio_up)
1467 dhdcdc_set_ioctl(dhd, 0, WLC_UP, (char *)&up, sizeof(up));
1468
1469 /* Setup event_msgs */
1470 bcm_mkiovar("event_msgs", dhd->eventmask, WL_EVENTING_MASK_LEN, iovbuf, sizeof(iovbuf));
1471 dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
1472
1473 dhdcdc_set_ioctl(dhd, 0, WLC_SET_SCAN_CHANNEL_TIME, (char *)&scan_assoc_time,
1474 sizeof(scan_assoc_time));
1475 dhdcdc_set_ioctl(dhd, 0, WLC_SET_SCAN_UNASSOC_TIME, (char *)&scan_unassoc_time,
1476 sizeof(scan_unassoc_time));
1477
1478#ifdef ARP_OFFLOAD_SUPPORT
1479 /* Set and enable ARP offload feature */
1480 if (dhd_arp_enable)
1481 dhd_arp_offload_set(dhd, dhd_arp_mode);
1482 dhd_arp_offload_enable(dhd, dhd_arp_enable);
1483#endif /* ARP_OFFLOAD_SUPPORT */
1484
1485#ifdef PKT_FILTER_SUPPORT
1486 {
1487 int i;
1488 /* Set up pkt filter */
1489 if (dhd_pkt_filter_enable) {
1490 for (i = 0; i < dhd->pktfilter_count; i++) {
1491 dhd_pktfilter_offload_set(dhd, dhd->pktfilter[i]);
1492 dhd_pktfilter_offload_enable(dhd, dhd->pktfilter[i],
1493 dhd_pkt_filter_init, dhd_master_mode);
1494 }
1495 }
1496 }
1497#endif /* PKT_FILTER_SUPPORT */
1498
1499#if defined(KEEP_ALIVE)
1500 {
1501 /* Set Keep Alive : be sure to use FW with -keepalive */
1502 int res;
1503
1504 if (ap_fw_loaded == FALSE) {
1505 if ((res = dhd_keep_alive_onoff(dhd, 1)) < 0)
1506 DHD_ERROR(("%s set keeplive failed %d\n", \
1507 __FUNCTION__, res));
1508 }
1509 }
1510#endif
1511
1512 dhd_os_proto_unblock(dhd);
1513
1514 return 0;
1515}
1516
1517#ifdef SIMPLE_ISCAN
1518
1519uint iscan_thread_id;
1520iscan_buf_t * iscan_chain = 0;
1521
1522iscan_buf_t *
1523dhd_iscan_allocate_buf(dhd_pub_t *dhd, iscan_buf_t **iscanbuf)
1524{
1525 iscan_buf_t *iscanbuf_alloc = 0;
1526 iscan_buf_t *iscanbuf_head;
1527
1528 dhd_iscan_lock();
1529
1530 iscanbuf_alloc = (iscan_buf_t*)MALLOC(dhd->osh, sizeof(iscan_buf_t));
1531 if (iscanbuf_alloc == NULL)
1532 goto fail;
1533
1534 iscanbuf_alloc->next = NULL;
1535 iscanbuf_head = *iscanbuf;
1536
1537 DHD_ISCAN(("%s: addr of allocated node = 0x%X"
1538 "addr of iscanbuf_head = 0x%X dhd = 0x%X\n",
1539 __FUNCTION__, iscanbuf_alloc, iscanbuf_head, dhd));
1540
1541 if (iscanbuf_head == NULL) {
1542 *iscanbuf = iscanbuf_alloc;
1543 DHD_ISCAN(("%s: Head is allocated\n", __FUNCTION__));
1544 goto fail;
1545 }
1546
1547 while (iscanbuf_head->next)
1548 iscanbuf_head = iscanbuf_head->next;
1549
1550 iscanbuf_head->next = iscanbuf_alloc;
1551
1552fail:
1553 dhd_iscan_unlock();
1554 return iscanbuf_alloc;
1555}
1556
1557void
1558dhd_iscan_free_buf(void *dhdp, iscan_buf_t *iscan_delete)
1559{
1560 iscan_buf_t *iscanbuf_free = 0;
1561 iscan_buf_t *iscanbuf_prv = 0;
1562 iscan_buf_t *iscanbuf_cur = iscan_chain;
1563 dhd_pub_t *dhd = dhd_bus_pub(dhdp);
1564
1565 dhd_iscan_lock();
1566 /* If iscan_delete is null then delete the entire
1567 * chain or else delete specific one provided
1568 */
1569 if (!iscan_delete) {
1570 while (iscanbuf_cur) {
1571 iscanbuf_free = iscanbuf_cur;
1572 iscanbuf_cur = iscanbuf_cur->next;
1573 iscanbuf_free->next = 0;
1574 MFREE(dhd->osh, iscanbuf_free, sizeof(iscan_buf_t));
1575 }
1576 iscan_chain = 0;
1577 } else {
1578 while (iscanbuf_cur) {
1579 if (iscanbuf_cur == iscan_delete)
1580 break;
1581 iscanbuf_prv = iscanbuf_cur;
1582 iscanbuf_cur = iscanbuf_cur->next;
1583 }
1584 if (iscanbuf_prv)
1585 iscanbuf_prv->next = iscan_delete->next;
1586
1587 iscan_delete->next = 0;
1588 MFREE(dhd->osh, iscan_delete, sizeof(iscan_buf_t));
1589
1590 if (!iscanbuf_prv)
1591 iscan_chain = 0;
1592 }
1593 dhd_iscan_unlock();
1594}
1595
1596iscan_buf_t *
1597dhd_iscan_result_buf(void)
1598{
1599 return iscan_chain;
1600}
1601
1602
1603
1604/*
1605* print scan cache
1606* print partial iscan_skip list differently
1607*/
1608int
1609dhd_iscan_print_cache(iscan_buf_t *iscan_skip)
1610{
1611 int i = 0, l = 0;
1612 iscan_buf_t *iscan_cur;
1613 wl_iscan_results_t *list;
1614 wl_scan_results_t *results;
1615 wl_bss_info_t UNALIGNED *bi;
1616
1617 dhd_iscan_lock();
1618
1619 iscan_cur = dhd_iscan_result_buf();
1620
1621 while (iscan_cur) {
1622 list = (wl_iscan_results_t *)iscan_cur->iscan_buf;
1623 if (!list)
1624 break;
1625
1626 results = (wl_scan_results_t *)&list->results;
1627 if (!results)
1628 break;
1629
1630 if (results->version != WL_BSS_INFO_VERSION) {
1631 DHD_ISCAN(("%s: results->version %d != WL_BSS_INFO_VERSION\n",
1632 __FUNCTION__, results->version));
1633 goto done;
1634 }
1635
1636 bi = results->bss_info;
1637 for (i = 0; i < results->count; i++) {
1638 if (!bi)
1639 break;
1640
1641 DHD_ISCAN(("%s[%2.2d:%2.2d] %X:%X:%X:%X:%X:%X\n",
1642 iscan_cur != iscan_skip?"BSS":"bss", l, i,
1643 bi->BSSID.octet[0], bi->BSSID.octet[1], bi->BSSID.octet[2],
1644 bi->BSSID.octet[3], bi->BSSID.octet[4], bi->BSSID.octet[5]));
1645
1646 bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length));
1647 }
1648 iscan_cur = iscan_cur->next;
1649 l++;
1650 }
1651
1652done:
1653 dhd_iscan_unlock();
1654 return 0;
1655}
1656
1657/*
1658* delete disappeared AP from specific scan cache but skip partial list in iscan_skip
1659*/
1660int
1661dhd_iscan_delete_bss(void *dhdp, void *addr, iscan_buf_t *iscan_skip)
1662{
1663 int i = 0, j = 0, l = 0;
1664 iscan_buf_t *iscan_cur;
1665 wl_iscan_results_t *list;
1666 wl_scan_results_t *results;
1667 wl_bss_info_t UNALIGNED *bi, *bi_new, *bi_next;
1668
1669 uchar *s_addr = addr;
1670
1671 dhd_iscan_lock();
1672 DHD_ISCAN(("%s: BSS to remove %X:%X:%X:%X:%X:%X\n",
1673 __FUNCTION__, s_addr[0], s_addr[1], s_addr[2],
1674 s_addr[3], s_addr[4], s_addr[5]));
1675
1676 iscan_cur = dhd_iscan_result_buf();
1677
1678 while (iscan_cur) {
1679 if (iscan_cur != iscan_skip) {
1680 list = (wl_iscan_results_t *)iscan_cur->iscan_buf;
1681 if (!list)
1682 break;
1683
1684 results = (wl_scan_results_t *)&list->results;
1685 if (!results)
1686 break;
1687
1688 if (results->version != WL_BSS_INFO_VERSION) {
1689 DHD_ERROR(("%s: results->version %d != WL_BSS_INFO_VERSION\n",
1690 __FUNCTION__, results->version));
1691 goto done;
1692 }
1693
1694 bi = results->bss_info;
1695 for (i = 0; i < results->count; i++) {
1696 if (!bi)
1697 break;
1698
1699 if (!memcmp(bi->BSSID.octet, addr, ETHER_ADDR_LEN)) {
1700 DHD_ISCAN(("%s: Del BSS[%2.2d:%2.2d] %X:%X:%X:%X:%X:%X\n",
1701 __FUNCTION__, l, i, bi->BSSID.octet[0],
1702 bi->BSSID.octet[1], bi->BSSID.octet[2],
1703 bi->BSSID.octet[3], bi->BSSID.octet[4],
1704 bi->BSSID.octet[5]));
1705
1706 bi_new = bi;
1707 bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length));
1708/*
1709 if(bi && bi_new) {
1710 bcopy(bi, bi_new, results->buflen -
1711 dtoh32(bi_new->length));
1712 results->buflen -= dtoh32(bi_new->length);
1713 }
1714*/
1715 results->buflen -= dtoh32(bi_new->length);
1716 results->count--;
1717
1718 for (j = i; j < results->count; j++) {
1719 if (bi && bi_new) {
1720 DHD_ISCAN(("%s: Moved up BSS[%2.2d:%2.2d]"
1721 "%X:%X:%X:%X:%X:%X\n",
1722 __FUNCTION__, l, j, bi->BSSID.octet[0],
1723 bi->BSSID.octet[1], bi->BSSID.octet[2],
1724 bi->BSSID.octet[3], bi->BSSID.octet[4],
1725 bi->BSSID.octet[5]));
1726
1727 bi_next = (wl_bss_info_t *)((uintptr)bi +
1728 dtoh32(bi->length));
1729 bcopy(bi, bi_new, dtoh32(bi->length));
1730 bi_new = (wl_bss_info_t *)((uintptr)bi_new +
1731 dtoh32(bi_new->length));
1732 bi = bi_next;
1733 }
1734 }
1735
1736 if (results->count == 0) {
1737 /* Prune now empty partial scan list */
1738 dhd_iscan_free_buf(dhdp, iscan_cur);
1739 goto done;
1740 }
1741 break;
1742 }
1743 bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length));
1744 }
1745 }
1746 iscan_cur = iscan_cur->next;
1747 l++;
1748 }
1749
1750done:
1751 dhd_iscan_unlock();
1752 return 0;
1753}
1754
1755int
1756dhd_iscan_remove_duplicates(void * dhdp, iscan_buf_t *iscan_cur)
1757{
1758 int i = 0;
1759 wl_iscan_results_t *list;
1760 wl_scan_results_t *results;
1761 wl_bss_info_t UNALIGNED *bi, *bi_new, *bi_next;
1762
1763 dhd_iscan_lock();
1764
1765 DHD_ISCAN(("%s: Scan cache before delete\n",
1766 __FUNCTION__));
1767 dhd_iscan_print_cache(iscan_cur);
1768
1769 if (!iscan_cur)
1770 goto done;
1771
1772 list = (wl_iscan_results_t *)iscan_cur->iscan_buf;
1773 if (!list)
1774 goto done;
1775
1776 results = (wl_scan_results_t *)&list->results;
1777 if (!results)
1778 goto done;
1779
1780 if (results->version != WL_BSS_INFO_VERSION) {
1781 DHD_ERROR(("%s: results->version %d != WL_BSS_INFO_VERSION\n",
1782 __FUNCTION__, results->version));
1783 goto done;
1784 }
1785
1786 bi = results->bss_info;
1787 for (i = 0; i < results->count; i++) {
1788 if (!bi)
1789 break;
1790
1791 DHD_ISCAN(("%s: Find dups for BSS[%2.2d] %X:%X:%X:%X:%X:%X\n",
1792 __FUNCTION__, i, bi->BSSID.octet[0], bi->BSSID.octet[1], bi->BSSID.octet[2],
1793 bi->BSSID.octet[3], bi->BSSID.octet[4], bi->BSSID.octet[5]));
1794
1795 dhd_iscan_delete_bss(dhdp, bi->BSSID.octet, iscan_cur);
1796
1797 bi = (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length));
1798 }
1799
1800done:
1801 DHD_ISCAN(("%s: Scan cache after delete\n", __FUNCTION__));
1802 dhd_iscan_print_cache(iscan_cur);
1803 dhd_iscan_unlock();
1804 return 0;
1805}
1806
1807void
1808dhd_iscan_ind_scan_confirm(void *dhdp, bool status)
1809{
1810
1811 dhd_ind_scan_confirm(dhdp, status);
1812}
1813
1814int
1815dhd_iscan_request(void * dhdp, uint16 action)
1816{
1817 int rc;
1818 wl_iscan_params_t params;
1819 dhd_pub_t *dhd = dhd_bus_pub(dhdp);
1820 char buf[WLC_IOCTL_SMLEN];
1821
1822
1823 memset(&params, 0, sizeof(wl_iscan_params_t));
1824 memcpy(&params.params.bssid, &ether_bcast, ETHER_ADDR_LEN);
1825
1826 params.params.bss_type = DOT11_BSSTYPE_ANY;
1827 params.params.scan_type = DOT11_SCANTYPE_ACTIVE;
1828
1829 params.params.nprobes = htod32(-1);
1830 params.params.active_time = htod32(-1);
1831 params.params.passive_time = htod32(-1);
1832 params.params.home_time = htod32(-1);
1833 params.params.channel_num = htod32(0);
1834
1835 params.version = htod32(ISCAN_REQ_VERSION);
1836 params.action = htod16(action);
1837 params.scan_duration = htod16(0);
1838
1839 bcm_mkiovar("iscan", (char *)&params, sizeof(wl_iscan_params_t), buf, WLC_IOCTL_SMLEN);
1840 rc = dhd_wl_ioctl(dhdp, WLC_SET_VAR, buf, WLC_IOCTL_SMLEN);
1841
1842 return rc;
1843}
1844
1845static int
1846dhd_iscan_get_partial_result(void *dhdp, uint *scan_count)
1847{
1848 wl_iscan_results_t *list_buf;
1849 wl_iscan_results_t list;
1850 wl_scan_results_t *results;
1851 iscan_buf_t *iscan_cur;
1852 int status = -1;
1853 dhd_pub_t *dhd = dhd_bus_pub(dhdp);
1854 int rc;
1855
1856
1857 iscan_cur = dhd_iscan_allocate_buf(dhd, &iscan_chain);
1858 if (!iscan_cur) {
1859 DHD_ERROR(("%s: Failed to allocate node\n", __FUNCTION__));
1860 dhd_iscan_free_buf(dhdp, 0);
1861 dhd_iscan_request(dhdp, WL_SCAN_ACTION_ABORT);
1862 goto fail;
1863 }
1864
1865 dhd_iscan_lock();
1866
1867 memset(iscan_cur->iscan_buf, 0, WLC_IW_ISCAN_MAXLEN);
1868 list_buf = (wl_iscan_results_t*)iscan_cur->iscan_buf;
1869 results = &list_buf->results;
1870 results->buflen = WL_ISCAN_RESULTS_FIXED_SIZE;
1871 results->version = 0;
1872 results->count = 0;
1873
1874 memset(&list, 0, sizeof(list));
1875 list.results.buflen = htod32(WLC_IW_ISCAN_MAXLEN);
1876 bcm_mkiovar("iscanresults", (char *)&list, WL_ISCAN_RESULTS_FIXED_SIZE,
1877 iscan_cur->iscan_buf, WLC_IW_ISCAN_MAXLEN);
1878 rc = dhd_wl_ioctl(dhdp, WLC_GET_VAR, iscan_cur->iscan_buf, WLC_IW_ISCAN_MAXLEN);
1879
1880 results->buflen = dtoh32(results->buflen);
1881 results->version = dtoh32(results->version);
1882 *scan_count = results->count = dtoh32(results->count);
1883 status = dtoh32(list_buf->status);
1884
1885 dhd_iscan_unlock();
1886
1887 if (!(*scan_count))
1888 dhd_iscan_free_buf(dhdp, iscan_cur);
1889 else
1890 dhd_iscan_remove_duplicates(dhdp, iscan_cur);
1891
1892
1893fail:
1894 return status;
1895}
1896
1897#endif
1898
1899/* Function to estimate possible DTIM_SKIP value */
1900int dhd_get_dtim_skip(dhd_pub_t *dhd)
1901{
1902 int bcn_li_dtim;
1903 char buf[128];
1904 int ret;
1905 int dtim_assoc = 0;
1906
1907 if ((dhd->dtim_skip == 0) || (dhd->dtim_skip == 1))
1908 bcn_li_dtim = 3;
1909 else
1910 bcn_li_dtim = dhd->dtim_skip;
1911
1912 /* Read DTIM value if associated */
1913 memset(buf, 0, sizeof(buf));
1914 bcm_mkiovar("dtim_assoc", 0, 0, buf, sizeof(buf));
1915 if ((ret = dhdcdc_query_ioctl(dhd, 0, WLC_GET_VAR, buf, sizeof(buf))) < 0) {
1916 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret));
1917 bcn_li_dtim = 1;
1918 goto exit;
1919 }
1920 else
1921 dtim_assoc = dtoh32(*(int *)buf);
1922
1923 DHD_ERROR(("%s bcn_li_dtim=%d DTIM=%d Listen=%d\n", \
1924 __FUNCTION__, bcn_li_dtim, dtim_assoc, LISTEN_INTERVAL));
1925
1926 /* if not assocated just eixt */
1927 if (dtim_assoc == 0) {
1928 goto exit;
1929 }
1930
1931 /* check if sta listen interval fits into AP dtim */
1932 if (dtim_assoc > LISTEN_INTERVAL) {
1933 /* AP DTIM to big for our Listen Interval : no dtim skiping */
1934 bcn_li_dtim = 1;
1935 DHD_ERROR(("%s DTIM=%d > Listen=%d : too big ...\n", \
1936 __FUNCTION__, dtim_assoc, LISTEN_INTERVAL));
1937 goto exit;
1938 }
1939
1940 if ((bcn_li_dtim * dtim_assoc) > LISTEN_INTERVAL) {
1941 /* Round up dtim_skip to fit into STAs Listen Interval */
1942 bcn_li_dtim = (int)(LISTEN_INTERVAL / dtim_assoc);
1943 DHD_TRACE(("%s agjust dtim_skip as %d\n", __FUNCTION__, bcn_li_dtim));
1944 }
1945
1946exit:
1947 return bcn_li_dtim;
1948}
1949
1950#ifdef PNO_SUPPORT
1951int dhd_pno_clean(dhd_pub_t *dhd)
1952{
1953 char iovbuf[128];
1954 int pfn_enabled = 0;
1955 int iov_len = 0;
1956 int ret;
1957
1958 /* Disable pfn */
1959 iov_len = bcm_mkiovar("pfn", (char *)&pfn_enabled, 4, iovbuf, sizeof(iovbuf));
1960 if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf))) >= 0) {
1961 /* clear pfn */
1962 iov_len = bcm_mkiovar("pfnclear", 0, 0, iovbuf, sizeof(iovbuf));
1963 if (iov_len) {
1964 if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, iov_len)) < 0) {
1965 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret));
1966 }
1967 }
1968 else {
1969 ret = -1;
1970 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, iov_len));
1971 }
1972 }
1973 else
1974 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret));
1975
1976 return ret;
1977}
1978
1979int dhd_pno_enable(dhd_pub_t *dhd, int pfn_enabled)
1980{
1981 char iovbuf[128];
1982 uint8 bssid[6];
1983 int ret = -1;
1984
1985 if ((!dhd) && ((pfn_enabled != 0) || (pfn_enabled != 1))) {
1986 DHD_ERROR(("%s error exit\n", __FUNCTION__));
1987 return ret;
1988 }
1989
1990 memset(iovbuf, 0, sizeof(iovbuf));
1991
1992 /* Check if disassoc to enable pno */
1993 if ((pfn_enabled) && \
1994 ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_GET_BSSID, \
1995 (char *)&bssid, ETHER_ADDR_LEN)) == BCME_NOTASSOCIATED)) {
1996 DHD_TRACE(("%s pno enable called in disassoc mode\n", __FUNCTION__));
1997 }
1998 else if (pfn_enabled) {
1999 DHD_ERROR(("%s pno enable called in assoc mode ret=%d\n", \
2000 __FUNCTION__, ret));
2001 return ret;
2002 }
2003
2004 /* Enable/disable PNO */
2005 if ((ret = bcm_mkiovar("pfn", (char *)&pfn_enabled, 4, iovbuf, sizeof(iovbuf))) > 0) {
2006 if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf))) < 0) {
2007 DHD_ERROR(("%s failed for error=%d\n", __FUNCTION__, ret));
2008 return ret;
2009 }
2010 else {
2011 dhd->pno_enable = pfn_enabled;
2012 DHD_TRACE(("%s set pno as %d\n", __FUNCTION__, dhd->pno_enable));
2013 }
2014 }
2015 else DHD_ERROR(("%s failed err=%d\n", __FUNCTION__, ret));
2016
2017 return ret;
2018}
2019
2020/* Function to execute combined scan */
2021int
2022dhd_pno_set(dhd_pub_t *dhd, wlc_ssid_t* ssids_local, int nssid, ushort scan_fr, \
2023 int pno_repeat, int pno_freq_expo_max)
2024{
2025 int err = -1;
2026 char iovbuf[128];
2027 int k, i;
2028 wl_pfn_param_t pfn_param;
2029 wl_pfn_t pfn_element;
2030
2031 DHD_TRACE(("%s nssid=%d nchan=%d\n", __FUNCTION__, nssid, scan_fr));
2032
2033 if ((!dhd) && (!ssids_local)) {
2034 DHD_ERROR(("%s error exit\n", __FUNCTION__));
2035 err = -1;
2036 }
2037
2038 /* Check for broadcast ssid */
2039 for (k = 0; k < nssid; k++) {
2040 if (!ssids_local[k].SSID_len) {
2041 DHD_ERROR(("%d: Broadcast SSID is ilegal for PNO setting\n", k));
2042 return err;
2043 }
2044 }
2045/* #define PNO_DUMP 1 */
2046#ifdef PNO_DUMP
2047 {
2048 int j;
2049 for (j = 0; j < nssid; j++) {
2050 DHD_ERROR(("%d: scan for %s size =%d\n", j,
2051 ssids_local[j].SSID, ssids_local[j].SSID_len));
2052 }
2053 }
2054#endif /* PNO_DUMP */
2055
2056 /* clean up everything */
2057 if ((err = dhd_pno_clean(dhd)) < 0) {
2058 DHD_ERROR(("%s failed error=%d\n", __FUNCTION__, err));
2059 return err;
2060 }
2061 memset(&pfn_param, 0, sizeof(pfn_param));
2062 memset(&pfn_element, 0, sizeof(pfn_element));
2063
2064 /* set pfn parameters */
2065 pfn_param.version = htod32(PFN_VERSION);
2066 pfn_param.flags = htod16((PFN_LIST_ORDER << SORT_CRITERIA_BIT));
2067
2068 /* check and set extra pno params */
2069 if ((pno_repeat != 0) || (pno_freq_expo_max != 0)) {
2070 pfn_param.flags |= htod16(ENABLE << ENABLE_ADAPTSCAN_BIT);
2071 pfn_param.repeat_scan = htod32(pno_repeat);
2072 pfn_param.max_freq_adjust = htod32(pno_freq_expo_max);
2073 }
2074
2075 /* set up pno scan fr */
2076 if (scan_fr != 0)
2077 pfn_param.scan_freq = htod32(scan_fr);
2078
2079 if (pfn_param.scan_freq > PNO_SCAN_MAX_FW_SEC) {
2080 DHD_ERROR(("%s pno freq above %d sec\n", __FUNCTION__, PNO_SCAN_MAX_FW_SEC));
2081 return err;
2082 }
2083 if (pfn_param.scan_freq < PNO_SCAN_MIN_FW_SEC) {
2084 DHD_ERROR(("%s pno freq less %d sec\n", __FUNCTION__, PNO_SCAN_MIN_FW_SEC));
2085 return err;
2086 }
2087
2088 bcm_mkiovar("pfn_set", (char *)&pfn_param, sizeof(pfn_param), iovbuf, sizeof(iovbuf));
2089 dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
2090
2091 /* set all pfn ssid */
2092 for (i = 0; i < nssid; i++) {
2093
2094 pfn_element.bss_type = htod32(DOT11_BSSTYPE_INFRASTRUCTURE);
2095 pfn_element.auth = (DOT11_OPEN_SYSTEM);
2096 pfn_element.infra = htod32(1);
2097
2098 memcpy((char *)pfn_element.ssid.SSID, ssids_local[i].SSID, ssids_local[i].SSID_len);
2099 pfn_element.ssid.SSID_len = ssids_local[i].SSID_len;
2100
2101 if ((err =
2102 bcm_mkiovar("pfn_add", (char *)&pfn_element,
2103 sizeof(pfn_element), iovbuf, sizeof(iovbuf))) > 0) {
2104 if ((err =
2105 dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf))) < 0) {
2106 DHD_ERROR(("%s failed for i=%d error=%d\n",
2107 __FUNCTION__, i, err));
2108 return err;
2109 }
2110 else
2111 DHD_ERROR(("%s set OK with PNO time=%d repeat=%d max_adjust=%d\n", \
2112 __FUNCTION__, pfn_param.scan_freq, \
2113 pfn_param.repeat_scan, pfn_param.max_freq_adjust));
2114 }
2115 else DHD_ERROR(("%s failed err=%d\n", __FUNCTION__, err));
2116 }
2117
2118 /* Enable PNO */
2119 /* dhd_pno_enable(dhd, 1); */
2120 return err;
2121}
2122
2123int dhd_pno_get_status(dhd_pub_t *dhd)
2124{
2125 int ret = -1;
2126
2127 if (!dhd)
2128 return ret;
2129 else
2130 return (dhd->pno_enable);
2131}
2132
2133#endif /* PNO_SUPPORT */
2134
2135#if defined(KEEP_ALIVE)
2136int dhd_keep_alive_onoff(dhd_pub_t *dhd, int ka_on)
2137{
2138 char buf[256];
2139 char *buf_ptr = buf;
2140 wl_keep_alive_pkt_t keep_alive_pkt;
2141 char * str;
2142 int str_len, buf_len;
2143 int res = 0;
2144 int keep_alive_period = KEEP_ALIVE_PERIOD; /* in ms */
2145
2146 DHD_TRACE(("%s: ka:%d\n", __FUNCTION__, ka_on));
2147
2148 if (ka_on) { /* on suspend */
2149 keep_alive_pkt.period_msec = keep_alive_period;
2150
2151 } else {
2152 /* on resume, turn off keep_alive packets */
2153 keep_alive_pkt.period_msec = 0;
2154 }
2155
2156 /* IOC var name */
2157 str = "keep_alive";
2158 str_len = strlen(str);
2159 strncpy(buf, str, str_len);
2160 buf[str_len] = '\0';
2161 buf_len = str_len + 1;
2162
2163 /* set ptr to IOCTL payload after the var name */
2164 buf_ptr += buf_len; /* include term Z */
2165
2166 /* copy Keep-alive attributes from local var keep_alive_pkt */
2167 str = NULL_PKT_STR;
2168 keep_alive_pkt.len_bytes = strlen(str);
2169
2170 memcpy(buf_ptr, &keep_alive_pkt, WL_KEEP_ALIVE_FIXED_LEN);
2171 buf_ptr += WL_KEEP_ALIVE_FIXED_LEN;
2172
2173 /* copy packet data */
2174 memcpy(buf_ptr, str, keep_alive_pkt.len_bytes);
2175 buf_len += (WL_KEEP_ALIVE_FIXED_LEN + keep_alive_pkt.len_bytes);
2176
2177 res = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, buf_len);
2178 return res;
2179}
2180#endif /* defined(KEEP_ALIVE) */
2181
2182#if defined(CSCAN)
2183
2184/* Androd ComboSCAN support */
2185/*
2186 * data parsing from ComboScan tlv list
2187*/
2188int
2189wl_iw_parse_data_tlv(char** list_str, void *dst, int dst_size, const char token,
2190 int input_size, int *bytes_left)
2191{
2192 char* str = *list_str;
2193 uint16 short_temp;
2194 uint32 int_temp;
2195
2196 if ((list_str == NULL) || (*list_str == NULL) ||(bytes_left == NULL) || (*bytes_left < 0)) {
2197 DHD_ERROR(("%s error paramters\n", __FUNCTION__));
2198 return -1;
2199 }
2200
2201 /* Clean all dest bytes */
2202 memset(dst, 0, dst_size);
2203 while (*bytes_left > 0) {
2204
2205 if (str[0] != token) {
2206 DHD_TRACE(("%s NOT Type=%d get=%d left_parse=%d \n",
2207 __FUNCTION__, token, str[0], *bytes_left));
2208 return -1;
2209 }
2210
2211 *bytes_left -= 1;
2212 str += 1;
2213
2214 if (input_size == 1) {
2215 memcpy(dst, str, input_size);
2216 }
2217 else if (input_size == 2) {
2218 memcpy(dst, (char *)htod16(memcpy(&short_temp, str, input_size)),
2219 input_size);
2220 }
2221 else if (input_size == 4) {
2222 memcpy(dst, (char *)htod32(memcpy(&int_temp, str, input_size)),
2223 input_size);
2224 }
2225
2226 *bytes_left -= input_size;
2227 str += input_size;
2228 *list_str = str;
2229 return 1;
2230 }
2231 return 1;
2232}
2233
2234/*
2235 * channel list parsing from cscan tlv list
2236*/
2237int
2238wl_iw_parse_channel_list_tlv(char** list_str, uint16* channel_list,
2239 int channel_num, int *bytes_left)
2240{
2241 char* str = *list_str;
2242 int idx = 0;
2243
2244 if ((list_str == NULL) || (*list_str == NULL) ||(bytes_left == NULL) || (*bytes_left < 0)) {
2245 DHD_ERROR(("%s error paramters\n", __FUNCTION__));
2246 return -1;
2247 }
2248
2249 while (*bytes_left > 0) {
2250
2251 if (str[0] != CSCAN_TLV_TYPE_CHANNEL_IE) {
2252 *list_str = str;
2253 DHD_TRACE(("End channel=%d left_parse=%d %d\n", idx, *bytes_left, str[0]));
2254 return idx;
2255 }
2256 /* Get proper CSCAN_TLV_TYPE_CHANNEL_IE */
2257 *bytes_left -= 1;
2258 str += 1;
2259
2260 if (str[0] == 0) {
2261 /* All channels */
2262 channel_list[idx] = 0x0;
2263 }
2264 else {
2265 channel_list[idx] = (uint16)str[0];
2266 DHD_TRACE(("%s channel=%d \n", __FUNCTION__, channel_list[idx]));
2267 }
2268 *bytes_left -= 1;
2269 str += 1;
2270
2271 if (idx++ > 255) {
2272 DHD_ERROR(("%s Too many channels \n", __FUNCTION__));
2273 return -1;
2274 }
2275 }
2276
2277 *list_str = str;
2278 return idx;
2279}
2280
2281/*
2282 * SSIDs list parsing from cscan tlv list
2283 */
2284int
2285wl_iw_parse_ssid_list_tlv(char** list_str, wlc_ssid_t* ssid, int max, int *bytes_left)
2286{
2287 char* str = *list_str;
2288 int idx = 0;
2289
2290 if ((list_str == NULL) || (*list_str == NULL) || (*bytes_left < 0)) {
2291 DHD_ERROR(("%s error paramters\n", __FUNCTION__));
2292 return -1;
2293 }
2294
2295 while (*bytes_left > 0) {
2296
2297 if (str[0] != CSCAN_TLV_TYPE_SSID_IE) {
2298 *list_str = str;
2299 DHD_TRACE(("nssid=%d left_parse=%d %d\n", idx, *bytes_left, str[0]));
2300 return idx;
2301 }
2302
2303 /* Get proper CSCAN_TLV_TYPE_SSID_IE */
2304 *bytes_left -= 1;
2305 str += 1;
2306
2307 if (str[0] == 0) {
2308 /* Broadcast SSID */
2309 ssid[idx].SSID_len = 0;
2310 memset((char*)ssid[idx].SSID, 0x0, DOT11_MAX_SSID_LEN);
2311 *bytes_left -= 1;
2312 str += 1;
2313
2314 DHD_TRACE(("BROADCAST SCAN left=%d\n", *bytes_left));
2315 }
2316 else if (str[0] <= DOT11_MAX_SSID_LEN) {
2317 /* Get proper SSID size */
2318 ssid[idx].SSID_len = str[0];
2319 *bytes_left -= 1;
2320 str += 1;
2321
2322 /* Get SSID */
2323 if (ssid[idx].SSID_len > *bytes_left) {
2324 DHD_ERROR(("%s out of memory range len=%d but left=%d\n",
2325 __FUNCTION__, ssid[idx].SSID_len, *bytes_left));
2326 return -1;
2327 }
2328
2329 memcpy((char*)ssid[idx].SSID, str, ssid[idx].SSID_len);
2330
2331 *bytes_left -= ssid[idx].SSID_len;
2332 str += ssid[idx].SSID_len;
2333
2334 DHD_TRACE(("%s :size=%d left=%d\n",
2335 (char*)ssid[idx].SSID, ssid[idx].SSID_len, *bytes_left));
2336 }
2337 else {
2338 DHD_ERROR(("### SSID size more that %d\n", str[0]));
2339 return -1;
2340 }
2341
2342 if (idx++ > max) {
2343 DHD_ERROR(("%s number of SSIDs more that %d\n", __FUNCTION__, idx));
2344 return -1;
2345 }
2346 }
2347
2348 *list_str = str;
2349 return idx;
2350}
2351
2352/* Parse a comma-separated list from list_str into ssid array, starting
2353 * at index idx. Max specifies size of the ssid array. Parses ssids
2354 * and returns updated idx; if idx >= max not all fit, the excess have
2355 * not been copied. Returns -1 on empty string, or on ssid too long.
2356 */
2357int
2358wl_iw_parse_ssid_list(char** list_str, wlc_ssid_t* ssid, int idx, int max)
2359{
2360 char* str, *ptr;
2361
2362 if ((list_str == NULL) || (*list_str == NULL))
2363 return -1;
2364
2365 for (str = *list_str; str != NULL; str = ptr) {
2366
2367 /* check for next TAG */
2368 if (!strncmp(str, GET_CHANNEL, strlen(GET_CHANNEL))) {
2369 *list_str = str + strlen(GET_CHANNEL);
2370 return idx;
2371 }
2372
2373 if ((ptr = strchr(str, ',')) != NULL) {
2374 *ptr++ = '\0';
2375 }
2376
2377 if (strlen(str) > DOT11_MAX_SSID_LEN) {
2378 DHD_ERROR(("ssid <%s> exceeds %d\n", str, DOT11_MAX_SSID_LEN));
2379 return -1;
2380 }
2381
2382 if (strlen(str) == 0)
2383 ssid[idx].SSID_len = 0;
2384
2385 if (idx < max) {
2386 strcpy((char*)ssid[idx].SSID, str);
2387 ssid[idx].SSID_len = strlen(str);
2388 }
2389 idx++;
2390 }
2391 return idx;
2392}
2393
2394/*
2395 * Parse channel list from iwpriv CSCAN
2396 */
2397int
2398wl_iw_parse_channel_list(char** list_str, uint16* channel_list, int channel_num)
2399{
2400 int num;
2401 int val;
2402 char* str;
2403 char* endptr = NULL;
2404
2405 if ((list_str == NULL)||(*list_str == NULL))
2406 return -1;
2407
2408 str = *list_str;
2409 num = 0;
2410 while (strncmp(str, GET_NPROBE, strlen(GET_NPROBE))) {
2411 val = (int)strtoul(str, &endptr, 0);
2412 if (endptr == str) {
2413 printf("could not parse channel number starting at"
2414 " substring \"%s\" in list:\n%s\n",
2415 str, *list_str);
2416 return -1;
2417 }
2418 str = endptr + strspn(endptr, " ,");
2419
2420 if (num == channel_num) {
2421 DHD_ERROR(("too many channels (more than %d) in channel list:\n%s\n",
2422 channel_num, *list_str));
2423 return -1;
2424 }
2425
2426 channel_list[num++] = (uint16)val;
2427 }
2428 *list_str = str;
2429 return num;
2430}
2431
2432#endif
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