1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
|
/*
*************************************************************************
* Ralink Tech Inc.
* 5F., No.36, Taiyuan St., Jhubei City,
* Hsinchu County 302,
* Taiwan, R.O.C.
*
* (c) Copyright 2002-2007, Ralink Technology, Inc.
*
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
*************************************************************************
*/
#include "rt_config.h"
ULONG RTDebugLevel = RT_DEBUG_ERROR;
BUILD_TIMER_FUNCTION(MlmePeriodicExec);
BUILD_TIMER_FUNCTION(AsicRxAntEvalTimeout);
BUILD_TIMER_FUNCTION(APSDPeriodicExec);
BUILD_TIMER_FUNCTION(AsicRfTuningExec);
BUILD_TIMER_FUNCTION(BeaconTimeout);
BUILD_TIMER_FUNCTION(ScanTimeout);
BUILD_TIMER_FUNCTION(AuthTimeout);
BUILD_TIMER_FUNCTION(AssocTimeout);
BUILD_TIMER_FUNCTION(ReassocTimeout);
BUILD_TIMER_FUNCTION(DisassocTimeout);
BUILD_TIMER_FUNCTION(LinkDownExec);
BUILD_TIMER_FUNCTION(StaQuickResponeForRateUpExec);
BUILD_TIMER_FUNCTION(WpaDisassocApAndBlockAssoc);
BUILD_TIMER_FUNCTION(PsPollWakeExec);
BUILD_TIMER_FUNCTION(RadioOnExec);
// for wireless system event message
char const *pWirelessSysEventText[IW_SYS_EVENT_TYPE_NUM] = {
// system status event
"had associated successfully", /* IW_ASSOC_EVENT_FLAG */
"had disassociated", /* IW_DISASSOC_EVENT_FLAG */
"had deauthenticated", /* IW_DEAUTH_EVENT_FLAG */
"had been aged-out and disassociated", /* IW_AGEOUT_EVENT_FLAG */
"occurred CounterMeasures attack", /* IW_COUNTER_MEASURES_EVENT_FLAG */
"occurred replay counter different in Key Handshaking", /* IW_REPLAY_COUNTER_DIFF_EVENT_FLAG */
"occurred RSNIE different in Key Handshaking", /* IW_RSNIE_DIFF_EVENT_FLAG */
"occurred MIC different in Key Handshaking", /* IW_MIC_DIFF_EVENT_FLAG */
"occurred ICV error in RX", /* IW_ICV_ERROR_EVENT_FLAG */
"occurred MIC error in RX", /* IW_MIC_ERROR_EVENT_FLAG */
"Group Key Handshaking timeout", /* IW_GROUP_HS_TIMEOUT_EVENT_FLAG */
"Pairwise Key Handshaking timeout", /* IW_PAIRWISE_HS_TIMEOUT_EVENT_FLAG */
"RSN IE sanity check failure", /* IW_RSNIE_SANITY_FAIL_EVENT_FLAG */
"set key done in WPA/WPAPSK", /* IW_SET_KEY_DONE_WPA1_EVENT_FLAG */
"set key done in WPA2/WPA2PSK", /* IW_SET_KEY_DONE_WPA2_EVENT_FLAG */
"connects with our wireless client", /* IW_STA_LINKUP_EVENT_FLAG */
"disconnects with our wireless client", /* IW_STA_LINKDOWN_EVENT_FLAG */
"scan completed" /* IW_SCAN_COMPLETED_EVENT_FLAG */
"scan terminate!! Busy!! Enqueue fail!!" /* IW_SCAN_ENQUEUE_FAIL_EVENT_FLAG */
};
// for wireless IDS_spoof_attack event message
char const *pWirelessSpoofEventText[IW_SPOOF_EVENT_TYPE_NUM] = {
"detected conflict SSID", /* IW_CONFLICT_SSID_EVENT_FLAG */
"detected spoofed association response", /* IW_SPOOF_ASSOC_RESP_EVENT_FLAG */
"detected spoofed reassociation responses", /* IW_SPOOF_REASSOC_RESP_EVENT_FLAG */
"detected spoofed probe response", /* IW_SPOOF_PROBE_RESP_EVENT_FLAG */
"detected spoofed beacon", /* IW_SPOOF_BEACON_EVENT_FLAG */
"detected spoofed disassociation", /* IW_SPOOF_DISASSOC_EVENT_FLAG */
"detected spoofed authentication", /* IW_SPOOF_AUTH_EVENT_FLAG */
"detected spoofed deauthentication", /* IW_SPOOF_DEAUTH_EVENT_FLAG */
"detected spoofed unknown management frame", /* IW_SPOOF_UNKNOWN_MGMT_EVENT_FLAG */
"detected replay attack" /* IW_REPLAY_ATTACK_EVENT_FLAG */
};
// for wireless IDS_flooding_attack event message
char const *pWirelessFloodEventText[IW_FLOOD_EVENT_TYPE_NUM] = {
"detected authentication flooding", /* IW_FLOOD_AUTH_EVENT_FLAG */
"detected association request flooding", /* IW_FLOOD_ASSOC_REQ_EVENT_FLAG */
"detected reassociation request flooding", /* IW_FLOOD_REASSOC_REQ_EVENT_FLAG */
"detected probe request flooding", /* IW_FLOOD_PROBE_REQ_EVENT_FLAG */
"detected disassociation flooding", /* IW_FLOOD_DISASSOC_EVENT_FLAG */
"detected deauthentication flooding", /* IW_FLOOD_DEAUTH_EVENT_FLAG */
"detected 802.1x eap-request flooding" /* IW_FLOOD_EAP_REQ_EVENT_FLAG */
};
/* timeout -- ms */
VOID RTMP_SetPeriodicTimer(
IN NDIS_MINIPORT_TIMER *pTimer,
IN unsigned long timeout)
{
timeout = ((timeout*HZ) / 1000);
pTimer->expires = jiffies + timeout;
add_timer(pTimer);
}
/* convert NdisMInitializeTimer --> RTMP_OS_Init_Timer */
VOID RTMP_OS_Init_Timer(
IN PRTMP_ADAPTER pAd,
IN NDIS_MINIPORT_TIMER *pTimer,
IN TIMER_FUNCTION function,
IN PVOID data)
{
init_timer(pTimer);
pTimer->data = (unsigned long)data;
pTimer->function = function;
}
VOID RTMP_OS_Add_Timer(
IN NDIS_MINIPORT_TIMER *pTimer,
IN unsigned long timeout)
{
if (timer_pending(pTimer))
return;
timeout = ((timeout*HZ) / 1000);
pTimer->expires = jiffies + timeout;
add_timer(pTimer);
}
VOID RTMP_OS_Mod_Timer(
IN NDIS_MINIPORT_TIMER *pTimer,
IN unsigned long timeout)
{
timeout = ((timeout*HZ) / 1000);
mod_timer(pTimer, jiffies + timeout);
}
VOID RTMP_OS_Del_Timer(
IN NDIS_MINIPORT_TIMER *pTimer,
OUT BOOLEAN *pCancelled)
{
if (timer_pending(pTimer))
{
*pCancelled = del_timer_sync(pTimer);
}
else
{
*pCancelled = TRUE;
}
}
VOID RTMP_OS_Release_Packet(
IN PRTMP_ADAPTER pAd,
IN PQUEUE_ENTRY pEntry)
{
//RTMPFreeNdisPacket(pAd, (struct sk_buff *)pEntry);
}
// Unify all delay routine by using udelay
VOID RTMPusecDelay(
IN ULONG usec)
{
ULONG i;
for (i = 0; i < (usec / 50); i++)
udelay(50);
if (usec % 50)
udelay(usec % 50);
}
void RTMP_GetCurrentSystemTime(LARGE_INTEGER *time)
{
time->u.LowPart = jiffies;
}
// pAd MUST allow to be NULL
NDIS_STATUS os_alloc_mem(
IN PRTMP_ADAPTER pAd,
OUT PUCHAR *mem,
IN ULONG size)
{
*mem = (PUCHAR) kmalloc(size, GFP_ATOMIC);
if (*mem)
return (NDIS_STATUS_SUCCESS);
else
return (NDIS_STATUS_FAILURE);
}
// pAd MUST allow to be NULL
NDIS_STATUS os_free_mem(
IN PRTMP_ADAPTER pAd,
IN PUCHAR mem)
{
ASSERT(mem);
kfree(mem);
return (NDIS_STATUS_SUCCESS);
}
PNDIS_PACKET RTMP_AllocateFragPacketBuffer(
IN PRTMP_ADAPTER pAd,
IN ULONG Length)
{
struct sk_buff *pkt;
pkt = dev_alloc_skb(Length);
if (pkt == NULL)
{
DBGPRINT(RT_DEBUG_ERROR, ("can't allocate frag rx %ld size packet\n",Length));
}
if (pkt)
{
RTMP_SET_PACKET_SOURCE(OSPKT_TO_RTPKT(pkt), PKTSRC_NDIS);
}
return (PNDIS_PACKET) pkt;
}
PNDIS_PACKET RTMP_AllocateTxPacketBuffer(
IN PRTMP_ADAPTER pAd,
IN ULONG Length,
IN BOOLEAN Cached,
OUT PVOID *VirtualAddress)
{
struct sk_buff *pkt;
pkt = dev_alloc_skb(Length);
if (pkt == NULL)
{
DBGPRINT(RT_DEBUG_ERROR, ("can't allocate tx %ld size packet\n",Length));
}
if (pkt)
{
RTMP_SET_PACKET_SOURCE(OSPKT_TO_RTPKT(pkt), PKTSRC_NDIS);
*VirtualAddress = (PVOID) pkt->data;
}
else
{
*VirtualAddress = (PVOID) NULL;
}
return (PNDIS_PACKET) pkt;
}
VOID build_tx_packet(
IN PRTMP_ADAPTER pAd,
IN PNDIS_PACKET pPacket,
IN PUCHAR pFrame,
IN ULONG FrameLen)
{
struct sk_buff *pTxPkt;
ASSERT(pPacket);
pTxPkt = RTPKT_TO_OSPKT(pPacket);
NdisMoveMemory(skb_put(pTxPkt, FrameLen), pFrame, FrameLen);
}
VOID RTMPFreeAdapter(
IN PRTMP_ADAPTER pAd)
{
POS_COOKIE os_cookie;
int index;
os_cookie=(POS_COOKIE)pAd->OS_Cookie;
kfree(pAd->BeaconBuf);
NdisFreeSpinLock(&pAd->MgmtRingLock);
NdisFreeSpinLock(&pAd->RxRingLock);
for (index =0 ; index < NUM_OF_TX_RING; index++)
{
NdisFreeSpinLock(&pAd->TxSwQueueLock[index]);
NdisFreeSpinLock(&pAd->DeQueueLock[index]);
pAd->DeQueueRunning[index] = FALSE;
}
NdisFreeSpinLock(&pAd->irq_lock);
vfree(pAd); // pci_free_consistent(os_cookie->pci_dev,sizeof(RTMP_ADAPTER),pAd,os_cookie->pAd_pa);
kfree(os_cookie);
}
BOOLEAN OS_Need_Clone_Packet(void)
{
return (FALSE);
}
/*
========================================================================
Routine Description:
clone an input NDIS PACKET to another one. The new internally created NDIS PACKET
must have only one NDIS BUFFER
return - byte copied. 0 means can't create NDIS PACKET
NOTE: internally created NDIS_PACKET should be destroyed by RTMPFreeNdisPacket
Arguments:
pAd Pointer to our adapter
pInsAMSDUHdr EWC A-MSDU format has extra 14-bytes header. if TRUE, insert this 14-byte hdr in front of MSDU.
*pSrcTotalLen return total packet length. This lenght is calculated with 802.3 format packet.
Return Value:
NDIS_STATUS_SUCCESS
NDIS_STATUS_FAILURE
Note:
========================================================================
*/
NDIS_STATUS RTMPCloneNdisPacket(
IN PRTMP_ADAPTER pAd,
IN BOOLEAN pInsAMSDUHdr,
IN PNDIS_PACKET pInPacket,
OUT PNDIS_PACKET *ppOutPacket)
{
struct sk_buff *pkt;
ASSERT(pInPacket);
ASSERT(ppOutPacket);
// 1. Allocate a packet
pkt = dev_alloc_skb(2048);
if (pkt == NULL)
{
return NDIS_STATUS_FAILURE;
}
skb_put(pkt, GET_OS_PKT_LEN(pInPacket));
NdisMoveMemory(pkt->data, GET_OS_PKT_DATAPTR(pInPacket), GET_OS_PKT_LEN(pInPacket));
*ppOutPacket = OSPKT_TO_RTPKT(pkt);
RTMP_SET_PACKET_SOURCE(OSPKT_TO_RTPKT(pkt), PKTSRC_NDIS);
printk("###Clone###\n");
return NDIS_STATUS_SUCCESS;
}
// the allocated NDIS PACKET must be freed via RTMPFreeNdisPacket()
NDIS_STATUS RTMPAllocateNdisPacket(
IN PRTMP_ADAPTER pAd,
OUT PNDIS_PACKET *ppPacket,
IN PUCHAR pHeader,
IN UINT HeaderLen,
IN PUCHAR pData,
IN UINT DataLen)
{
PNDIS_PACKET pPacket;
ASSERT(pData);
ASSERT(DataLen);
// 1. Allocate a packet
pPacket = (PNDIS_PACKET *) dev_alloc_skb(HeaderLen + DataLen + TXPADDING_SIZE);
if (pPacket == NULL)
{
*ppPacket = NULL;
#ifdef DEBUG
printk("RTMPAllocateNdisPacket Fail\n\n");
#endif
return NDIS_STATUS_FAILURE;
}
// 2. clone the frame content
if (HeaderLen > 0)
NdisMoveMemory(GET_OS_PKT_DATAPTR(pPacket), pHeader, HeaderLen);
if (DataLen > 0)
NdisMoveMemory(GET_OS_PKT_DATAPTR(pPacket) + HeaderLen, pData, DataLen);
// 3. update length of packet
skb_put(GET_OS_PKT_TYPE(pPacket), HeaderLen+DataLen);
RTMP_SET_PACKET_SOURCE(pPacket, PKTSRC_NDIS);
// printk("%s : pPacket = %p, len = %d\n", __func__, pPacket, GET_OS_PKT_LEN(pPacket));
*ppPacket = pPacket;
return NDIS_STATUS_SUCCESS;
}
/*
========================================================================
Description:
This routine frees a miniport internally allocated NDIS_PACKET and its
corresponding NDIS_BUFFER and allocated memory.
========================================================================
*/
VOID RTMPFreeNdisPacket(
IN PRTMP_ADAPTER pAd,
IN PNDIS_PACKET pPacket)
{
dev_kfree_skb_any(RTPKT_TO_OSPKT(pPacket));
}
// IRQL = DISPATCH_LEVEL
// NOTE: we do have an assumption here, that Byte0 and Byte1 always reasid at the same
// scatter gather buffer
NDIS_STATUS Sniff2BytesFromNdisBuffer(
IN PNDIS_BUFFER pFirstBuffer,
IN UCHAR DesiredOffset,
OUT PUCHAR pByte0,
OUT PUCHAR pByte1)
{
*pByte0 = *(PUCHAR)(pFirstBuffer + DesiredOffset);
*pByte1 = *(PUCHAR)(pFirstBuffer + DesiredOffset + 1);
return NDIS_STATUS_SUCCESS;
}
void RTMP_QueryPacketInfo(
IN PNDIS_PACKET pPacket,
OUT PACKET_INFO *pPacketInfo,
OUT PUCHAR *pSrcBufVA,
OUT UINT *pSrcBufLen)
{
pPacketInfo->BufferCount = 1;
pPacketInfo->pFirstBuffer = GET_OS_PKT_DATAPTR(pPacket);
pPacketInfo->PhysicalBufferCount = 1;
pPacketInfo->TotalPacketLength = GET_OS_PKT_LEN(pPacket);
*pSrcBufVA = GET_OS_PKT_DATAPTR(pPacket);
*pSrcBufLen = GET_OS_PKT_LEN(pPacket);
}
void RTMP_QueryNextPacketInfo(
IN PNDIS_PACKET *ppPacket,
OUT PACKET_INFO *pPacketInfo,
OUT PUCHAR *pSrcBufVA,
OUT UINT *pSrcBufLen)
{
PNDIS_PACKET pPacket = NULL;
if (*ppPacket)
pPacket = GET_OS_PKT_NEXT(*ppPacket);
if (pPacket)
{
pPacketInfo->BufferCount = 1;
pPacketInfo->pFirstBuffer = GET_OS_PKT_DATAPTR(pPacket);
pPacketInfo->PhysicalBufferCount = 1;
pPacketInfo->TotalPacketLength = GET_OS_PKT_LEN(pPacket);
*pSrcBufVA = GET_OS_PKT_DATAPTR(pPacket);
*pSrcBufLen = GET_OS_PKT_LEN(pPacket);
*ppPacket = GET_OS_PKT_NEXT(pPacket);
}
else
{
pPacketInfo->BufferCount = 0;
pPacketInfo->pFirstBuffer = NULL;
pPacketInfo->PhysicalBufferCount = 0;
pPacketInfo->TotalPacketLength = 0;
*pSrcBufVA = NULL;
*pSrcBufLen = 0;
*ppPacket = NULL;
}
}
// not yet support MBSS
PNET_DEV get_netdev_from_bssid(
IN PRTMP_ADAPTER pAd,
IN UCHAR FromWhichBSSID)
{
PNET_DEV dev_p = NULL;
dev_p = pAd->net_dev;
ASSERT(dev_p);
return dev_p; /* return one of MBSS */
}
PNDIS_PACKET DuplicatePacket(
IN PRTMP_ADAPTER pAd,
IN PNDIS_PACKET pPacket,
IN UCHAR FromWhichBSSID)
{
struct sk_buff *skb;
PNDIS_PACKET pRetPacket = NULL;
USHORT DataSize;
UCHAR *pData;
DataSize = (USHORT) GET_OS_PKT_LEN(pPacket);
pData = (PUCHAR) GET_OS_PKT_DATAPTR(pPacket);
skb = skb_clone(RTPKT_TO_OSPKT(pPacket), MEM_ALLOC_FLAG);
if (skb)
{
skb->dev = get_netdev_from_bssid(pAd, FromWhichBSSID);
pRetPacket = OSPKT_TO_RTPKT(skb);
}
return pRetPacket;
}
PNDIS_PACKET duplicate_pkt(
IN PRTMP_ADAPTER pAd,
IN PUCHAR pHeader802_3,
IN UINT HdrLen,
IN PUCHAR pData,
IN ULONG DataSize,
IN UCHAR FromWhichBSSID)
{
struct sk_buff *skb;
PNDIS_PACKET pPacket = NULL;
if ((skb = __dev_alloc_skb(HdrLen + DataSize + 2, MEM_ALLOC_FLAG)) != NULL)
{
skb_reserve(skb, 2);
NdisMoveMemory(skb->tail, pHeader802_3, HdrLen);
skb_put(skb, HdrLen);
NdisMoveMemory(skb->tail, pData, DataSize);
skb_put(skb, DataSize);
skb->dev = get_netdev_from_bssid(pAd, FromWhichBSSID);
pPacket = OSPKT_TO_RTPKT(skb);
}
return pPacket;
}
#define TKIP_TX_MIC_SIZE 8
PNDIS_PACKET duplicate_pkt_with_TKIP_MIC(
IN PRTMP_ADAPTER pAd,
IN PNDIS_PACKET pPacket)
{
struct sk_buff *skb, *newskb;
skb = RTPKT_TO_OSPKT(pPacket);
if (skb_tailroom(skb) < TKIP_TX_MIC_SIZE)
{
// alloc a new skb and copy the packet
newskb = skb_copy_expand(skb, skb_headroom(skb), TKIP_TX_MIC_SIZE, GFP_ATOMIC);
dev_kfree_skb_any(skb);
if (newskb == NULL)
{
DBGPRINT(RT_DEBUG_ERROR, ("Extend Tx.MIC for packet failed!, dropping packet!\n"));
return NULL;
}
skb = newskb;
}
return OSPKT_TO_RTPKT(skb);
}
PNDIS_PACKET ClonePacket(
IN PRTMP_ADAPTER pAd,
IN PNDIS_PACKET pPacket,
IN PUCHAR pData,
IN ULONG DataSize)
{
struct sk_buff *pRxPkt;
struct sk_buff *pClonedPkt;
ASSERT(pPacket);
pRxPkt = RTPKT_TO_OSPKT(pPacket);
// clone the packet
pClonedPkt = skb_clone(pRxPkt, MEM_ALLOC_FLAG);
if (pClonedPkt)
{
// set the correct dataptr and data len
pClonedPkt->dev = pRxPkt->dev;
pClonedPkt->data = pData;
pClonedPkt->len = DataSize;
pClonedPkt->tail = pClonedPkt->data + pClonedPkt->len;
ASSERT(DataSize < 1530);
}
return pClonedPkt;
}
//
// change OS packet DataPtr and DataLen
//
void update_os_packet_info(
IN PRTMP_ADAPTER pAd,
IN RX_BLK *pRxBlk,
IN UCHAR FromWhichBSSID)
{
struct sk_buff *pOSPkt;
ASSERT(pRxBlk->pRxPacket);
pOSPkt = RTPKT_TO_OSPKT(pRxBlk->pRxPacket);
pOSPkt->dev = get_netdev_from_bssid(pAd, FromWhichBSSID);
pOSPkt->data = pRxBlk->pData;
pOSPkt->len = pRxBlk->DataSize;
pOSPkt->tail = pOSPkt->data + pOSPkt->len;
}
void wlan_802_11_to_802_3_packet(
IN PRTMP_ADAPTER pAd,
IN RX_BLK *pRxBlk,
IN PUCHAR pHeader802_3,
IN UCHAR FromWhichBSSID)
{
struct sk_buff *pOSPkt;
ASSERT(pRxBlk->pRxPacket);
ASSERT(pHeader802_3);
pOSPkt = RTPKT_TO_OSPKT(pRxBlk->pRxPacket);
pOSPkt->dev = get_netdev_from_bssid(pAd, FromWhichBSSID);
pOSPkt->data = pRxBlk->pData;
pOSPkt->len = pRxBlk->DataSize;
pOSPkt->tail = pOSPkt->data + pOSPkt->len;
//
// copy 802.3 header
//
//
NdisMoveMemory(skb_push(pOSPkt, LENGTH_802_3), pHeader802_3, LENGTH_802_3);
}
void announce_802_3_packet(
IN PRTMP_ADAPTER pAd,
IN PNDIS_PACKET pPacket)
{
struct sk_buff *pRxPkt;
ASSERT(pPacket);
pRxPkt = RTPKT_TO_OSPKT(pPacket);
/* Push up the protocol stack */
#ifdef IKANOS_VX_1X0
IKANOS_DataFrameRx(pAd, pRxPkt->dev, pRxPkt, pRxPkt->len);
#else
pRxPkt->protocol = eth_type_trans(pRxPkt, pRxPkt->dev);
netif_rx(pRxPkt);
#endif // IKANOS_VX_1X0 //
}
PRTMP_SCATTER_GATHER_LIST
rt_get_sg_list_from_packet(PNDIS_PACKET pPacket, RTMP_SCATTER_GATHER_LIST *sg)
{
sg->NumberOfElements = 1;
sg->Elements[0].Address = GET_OS_PKT_DATAPTR(pPacket);
sg->Elements[0].Length = GET_OS_PKT_LEN(pPacket);
return (sg);
}
void hex_dump(char *str, unsigned char *pSrcBufVA, unsigned int SrcBufLen)
{
unsigned char *pt;
int x;
if (RTDebugLevel < RT_DEBUG_TRACE)
return;
pt = pSrcBufVA;
printk("%s: %p, len = %d\n",str, pSrcBufVA, SrcBufLen);
for (x=0; x<SrcBufLen; x++)
{
if (x % 16 == 0)
printk("0x%04x : ", x);
printk("%02x ", ((unsigned char)pt[x]));
if (x%16 == 15) printk("\n");
}
printk("\n");
}
/*
========================================================================
Routine Description:
Send log message through wireless event
Support standard iw_event with IWEVCUSTOM. It is used below.
iwreq_data.data.flags is used to store event_flag that is defined by user.
iwreq_data.data.length is the length of the event log.
The format of the event log is composed of the entry's MAC address and
the desired log message (refer to pWirelessEventText).
ex: 11:22:33:44:55:66 has associated successfully
p.s. The requirement of Wireless Extension is v15 or newer.
========================================================================
*/
VOID RTMPSendWirelessEvent(
IN PRTMP_ADAPTER pAd,
IN USHORT Event_flag,
IN PUCHAR pAddr,
IN UCHAR BssIdx,
IN CHAR Rssi)
{
#if WIRELESS_EXT >= 15
union iwreq_data wrqu;
PUCHAR pBuf = NULL, pBufPtr = NULL;
USHORT event, type, BufLen;
UCHAR event_table_len = 0;
type = Event_flag & 0xFF00;
event = Event_flag & 0x00FF;
switch (type)
{
case IW_SYS_EVENT_FLAG_START:
event_table_len = IW_SYS_EVENT_TYPE_NUM;
break;
case IW_SPOOF_EVENT_FLAG_START:
event_table_len = IW_SPOOF_EVENT_TYPE_NUM;
break;
case IW_FLOOD_EVENT_FLAG_START:
event_table_len = IW_FLOOD_EVENT_TYPE_NUM;
break;
}
if (event_table_len == 0)
{
DBGPRINT(RT_DEBUG_ERROR, ("%s : The type(%0x02x) is not valid.\n", __func__, type));
return;
}
if (event >= event_table_len)
{
DBGPRINT(RT_DEBUG_ERROR, ("%s : The event(%0x02x) is not valid.\n", __func__, event));
return;
}
//Allocate memory and copy the msg.
if((pBuf = kmalloc(IW_CUSTOM_MAX_LEN, GFP_ATOMIC)) != NULL)
{
//Prepare the payload
memset(pBuf, 0, IW_CUSTOM_MAX_LEN);
pBufPtr = pBuf;
if (pAddr)
pBufPtr += sprintf(pBufPtr, "(RT2860) STA(%02x:%02x:%02x:%02x:%02x:%02x) ", PRINT_MAC(pAddr));
else if (BssIdx < MAX_MBSSID_NUM)
pBufPtr += sprintf(pBufPtr, "(RT2860) BSS(ra%d) ", BssIdx);
else
pBufPtr += sprintf(pBufPtr, "(RT2860) ");
if (type == IW_SYS_EVENT_FLAG_START)
pBufPtr += sprintf(pBufPtr, "%s", pWirelessSysEventText[event]);
else if (type == IW_SPOOF_EVENT_FLAG_START)
pBufPtr += sprintf(pBufPtr, "%s (RSSI=%d)", pWirelessSpoofEventText[event], Rssi);
else if (type == IW_FLOOD_EVENT_FLAG_START)
pBufPtr += sprintf(pBufPtr, "%s", pWirelessFloodEventText[event]);
else
pBufPtr += sprintf(pBufPtr, "%s", "unknown event");
pBufPtr[pBufPtr - pBuf] = '\0';
BufLen = pBufPtr - pBuf;
memset(&wrqu, 0, sizeof(wrqu));
wrqu.data.flags = Event_flag;
wrqu.data.length = BufLen;
//send wireless event
wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, pBuf);
//DBGPRINT(RT_DEBUG_TRACE, ("%s : %s\n", __func__, pBuf));
kfree(pBuf);
}
else
DBGPRINT(RT_DEBUG_ERROR, ("%s : Can't allocate memory for wireless event.\n", __func__));
#else
DBGPRINT(RT_DEBUG_ERROR, ("%s : The Wireless Extension MUST be v15 or newer.\n", __func__));
#endif /* WIRELESS_EXT >= 15 */
}
void send_monitor_packets(
IN PRTMP_ADAPTER pAd,
IN RX_BLK *pRxBlk)
{
struct sk_buff *pOSPkt;
wlan_ng_prism2_header *ph;
int rate_index = 0;
USHORT header_len = 0;
UCHAR temp_header[40] = {0};
u_int32_t ralinkrate[256] = {2,4,11,22, 12,18,24,36,48,72,96, 108, 109, 110, 111, 112, 13, 26, 39, 52,78,104, 117, 130, 26, 52, 78,104, 156, 208, 234, 260, 27, 54,81,108,162, 216, 243, 270, // Last 38
54, 108, 162, 216, 324, 432, 486, 540, 14, 29, 43, 57, 87, 115, 130, 144, 29, 59,87,115, 173, 230,260, 288, 30, 60,90,120,180,240,270,300,60,120,180,240,360,480,540,600, 0,1,2,3,4,5,6,7,8,9,10,
11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80};
ASSERT(pRxBlk->pRxPacket);
if (pRxBlk->DataSize < 10)
{
DBGPRINT(RT_DEBUG_ERROR, ("%s : Size is too small! (%d)\n", __func__, pRxBlk->DataSize));
goto err_free_sk_buff;
}
if (pRxBlk->DataSize + sizeof(wlan_ng_prism2_header) > RX_BUFFER_AGGRESIZE)
{
DBGPRINT(RT_DEBUG_ERROR, ("%s : Size is too large! (%zu)\n", __func__, pRxBlk->DataSize + sizeof(wlan_ng_prism2_header)));
goto err_free_sk_buff;
}
pOSPkt = RTPKT_TO_OSPKT(pRxBlk->pRxPacket);
pOSPkt->dev = get_netdev_from_bssid(pAd, BSS0);
if (pRxBlk->pHeader->FC.Type == BTYPE_DATA)
{
pRxBlk->DataSize -= LENGTH_802_11;
if ((pRxBlk->pHeader->FC.ToDs == 1) &&
(pRxBlk->pHeader->FC.FrDs == 1))
header_len = LENGTH_802_11_WITH_ADDR4;
else
header_len = LENGTH_802_11;
// QOS
if (pRxBlk->pHeader->FC.SubType & 0x08)
{
header_len += 2;
// Data skip QOS contorl field
pRxBlk->DataSize -=2;
}
// Order bit: A-Ralink or HTC+
if (pRxBlk->pHeader->FC.Order)
{
header_len += 4;
// Data skip HTC contorl field
pRxBlk->DataSize -= 4;
}
// Copy Header
if (header_len <= 40)
NdisMoveMemory(temp_header, pRxBlk->pData, header_len);
// skip HW padding
if (pRxBlk->RxD.L2PAD)
pRxBlk->pData += (header_len + 2);
else
pRxBlk->pData += header_len;
} //end if
if (pRxBlk->DataSize < pOSPkt->len) {
skb_trim(pOSPkt,pRxBlk->DataSize);
} else {
skb_put(pOSPkt,(pRxBlk->DataSize - pOSPkt->len));
} //end if
if ((pRxBlk->pData - pOSPkt->data) > 0) {
skb_put(pOSPkt,(pRxBlk->pData - pOSPkt->data));
skb_pull(pOSPkt,(pRxBlk->pData - pOSPkt->data));
} //end if
if (skb_headroom(pOSPkt) < (sizeof(wlan_ng_prism2_header)+ header_len)) {
if (pskb_expand_head(pOSPkt, (sizeof(wlan_ng_prism2_header) + header_len), 0, GFP_ATOMIC)) {
DBGPRINT(RT_DEBUG_ERROR, ("%s : Reallocate header size of sk_buff fail!\n", __func__));
goto err_free_sk_buff;
} //end if
} //end if
if (header_len > 0)
NdisMoveMemory(skb_push(pOSPkt, header_len), temp_header, header_len);
ph = (wlan_ng_prism2_header *) skb_push(pOSPkt, sizeof(wlan_ng_prism2_header));
NdisZeroMemory(ph, sizeof(wlan_ng_prism2_header));
ph->msgcode = DIDmsg_lnxind_wlansniffrm;
ph->msglen = sizeof(wlan_ng_prism2_header);
strcpy(ph->devname, pAd->net_dev->name);
ph->hosttime.did = DIDmsg_lnxind_wlansniffrm_hosttime;
ph->hosttime.status = 0;
ph->hosttime.len = 4;
ph->hosttime.data = jiffies;
ph->mactime.did = DIDmsg_lnxind_wlansniffrm_mactime;
ph->mactime.status = 0;
ph->mactime.len = 0;
ph->mactime.data = 0;
ph->istx.did = DIDmsg_lnxind_wlansniffrm_istx;
ph->istx.status = 0;
ph->istx.len = 0;
ph->istx.data = 0;
ph->channel.did = DIDmsg_lnxind_wlansniffrm_channel;
ph->channel.status = 0;
ph->channel.len = 4;
ph->channel.data = (u_int32_t)pAd->CommonCfg.Channel;
ph->rssi.did = DIDmsg_lnxind_wlansniffrm_rssi;
ph->rssi.status = 0;
ph->rssi.len = 4;
ph->rssi.data = (u_int32_t)RTMPMaxRssi(pAd, ConvertToRssi(pAd, pRxBlk->pRxWI->RSSI0, RSSI_0), ConvertToRssi(pAd, pRxBlk->pRxWI->RSSI1, RSSI_1), ConvertToRssi(pAd, pRxBlk->pRxWI->RSSI2, RSSI_2));;
ph->signal.did = DIDmsg_lnxind_wlansniffrm_signal;
ph->signal.status = 0;
ph->signal.len = 4;
ph->signal.data = 0; //rssi + noise;
ph->noise.did = DIDmsg_lnxind_wlansniffrm_noise;
ph->noise.status = 0;
ph->noise.len = 4;
ph->noise.data = 0;
if (pRxBlk->pRxWI->PHYMODE >= MODE_HTMIX)
{
rate_index = 16 + ((UCHAR)pRxBlk->pRxWI->BW *16) + ((UCHAR)pRxBlk->pRxWI->ShortGI *32) + ((UCHAR)pRxBlk->pRxWI->MCS);
}
else
if (pRxBlk->pRxWI->PHYMODE == MODE_OFDM)
rate_index = (UCHAR)(pRxBlk->pRxWI->MCS) + 4;
else
rate_index = (UCHAR)(pRxBlk->pRxWI->MCS);
if (rate_index < 0)
rate_index = 0;
if (rate_index > 255)
rate_index = 255;
ph->rate.did = DIDmsg_lnxind_wlansniffrm_rate;
ph->rate.status = 0;
ph->rate.len = 4;
ph->rate.data = ralinkrate[rate_index];
ph->frmlen.did = DIDmsg_lnxind_wlansniffrm_frmlen;
ph->frmlen.status = 0;
ph->frmlen.len = 4;
ph->frmlen.data = (u_int32_t)pRxBlk->DataSize;
pOSPkt->pkt_type = PACKET_OTHERHOST;
pOSPkt->protocol = eth_type_trans(pOSPkt, pOSPkt->dev);
pOSPkt->ip_summed = CHECKSUM_NONE;
netif_rx(pOSPkt);
return;
err_free_sk_buff:
RELEASE_NDIS_PACKET(pAd, pRxBlk->pRxPacket, NDIS_STATUS_FAILURE);
return;
}
void rtmp_os_thread_init(PUCHAR pThreadName, PVOID pNotify)
{
daemonize(pThreadName /*"%s",pAd->net_dev->name*/);
allow_signal(SIGTERM);
allow_signal(SIGKILL);
current->flags |= PF_NOFREEZE;
/* signal that we've started the thread */
complete(pNotify);
}
void RTMP_IndicateMediaState(
IN PRTMP_ADAPTER pAd)
{
if (pAd->CommonCfg.bWirelessEvent)
{
if (pAd->IndicateMediaState == NdisMediaStateConnected)
{
RTMPSendWirelessEvent(pAd, IW_STA_LINKUP_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
}
else
{
RTMPSendWirelessEvent(pAd, IW_STA_LINKDOWN_EVENT_FLAG, pAd->MacTab.Content[BSSID_WCID].Addr, BSS0, 0);
}
}
}
|