-
Notifications
You must be signed in to change notification settings - Fork 3k
/
OdinWiFiInterface.cpp
2109 lines (1665 loc) · 60.4 KB
/
OdinWiFiInterface.cpp
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
/* ODIN-W2 implementation of WiFiInterface
* Copyright (c) 2016 u-blox Malmö AB
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "OdinWiFiInterface.h"
#include "cb_main.h"
#include "cb_wlan.h"
#include "cb_wlan_types.h"
#include "cb_wlan_driver_config.h"
#include "wifi_emac.h"
#include "netsocket/WiFiAccessPoint.h"
#include "enterprise_handle.h"
#define VALIDATE_CERT(X) \
if(strlen(X) > cbSECMNG_MAX_CERTIFICATE_SIZE){ \
return NSAPI_ERROR_PARAMETER; \
} \
#define ODIN_WIFI_BSSID_CACHE (5)
#define ODIN_WIFI_STA_DEFAULT_CONN_TMO (20000)
#define ODIN_WIFI_AP_ALLOWED_RATE_MASK 0xfffffff
#define ODIN_MAX_AP_STATIONS (10)
#define APP_MASK_LOWESTBIT(BITMASK) ((BITMASK) & (-(BITMASK)))
#define APP_MASK_SHIFTUP(MASK, SHIFTMASK) ((cbWLAN_RateMask)((SHIFTMASK != 0 ) ? (MASK * APP_MASK_LOWESTBIT(SHIFTMASK)) : MASK))
enum user_msg_types_t {
// cbWLAN_StatusIndicationInfo use from 0 to ~10
cbWLAN_SCAN_INDICATION = 100,
ODIN_WIFI_MSG_USER_CONNECT,
ODIN_WIFI_MSG_USER_DISCONNECT,
ODIN_WIFI_MSG_USER_CONNECT_TIMEOUT,
ODIN_WIFI_MSG_USER_SCAN,
ODIN_WIFI_MSG_USER_SCAN_RSP,
ODIN_WIFI_MSG_USER_STOP,
ODIN_WIFI_MSG_USER_AP_START,
ODIN_WIFI_MSG_USER_AP_STOP
};
struct user_connect_s {
const char *ssid;
const char *passwd;
uint8_t channel;
auth_cert_s *cert_handle;
nsapi_security_t security;
unsigned int timeout;
const char *user_name;
const char *user_passwd;
};
struct user_scan_s {
WiFiAccessPoint *ap_list;
nsapi_size_t ap_list_size;
};
struct user_scan_rsp_s {
WiFiAccessPoint *ap_list;
nsapi_size_or_error_t found_aps;
};
struct user_response_s {
nsapi_error_t error;
};
struct user_ap_start_s {
const char *ssid;
const char *passwd;
uint8_t channel;
nsapi_security_t security;
uint16_t beacon_interval;
};
struct wlan_status_started_s {
cbWLAN_StatusStartedInfo info;
};
struct wlan_status_connected_s {
cbWLAN_StatusConnectedInfo info;
};
struct wlan_status_connection_failure_s {
cbWLAN_StatusDisconnectedInfo info;
};
struct odin_wifi_msg_s {
unsigned int type;
union data_t {
struct user_connect_s user_connect;
struct user_response_s user_response;
struct user_scan_s user_scan;
struct user_scan_rsp_s user_scan_rsp;
struct user_ap_start_s user_ap_start;
struct wlan_status_started_s wlan_status_started;
struct wlan_status_connected_s wlan_status_connected;
struct wlan_status_connection_failure_s wlan_status_connection_failure;
} data;
};
static void generateWEPKeys(const char *passphrase, cbWLAN_WEPKey keys[4]);
static void set_wpa_rsn_cipher(
nsapi_security_t security,
cbWLAN_CipherSuite &wpa_ciphers,
cbWLAN_CipherSuite &rsn_ciphers);
static bool is_valid_AP_channel(cbWLAN_Channel channel);
static cbTARGET_ConfigParams map_odin_config(target_config_params_e parameter);
static cbTARGET_PowerSaveMode convertPowerSaveAtToIoctl(target_power_save_mode_e powerSaveMode);
// Friend declared C-functions that calls corresponding wi-fi object member function
struct wlan_callb_s {
static void scan_indication_callback(void *callb_context, cbWLAN_ScanIndicationInfo *scan_info, cb_boolean is_last_result)
{
MBED_ASSERT(callb_context != NULL);
OdinWiFiInterface *wifi = (OdinWiFiInterface*)callb_context;
wifi->wlan_scan_indication(scan_info, is_last_result);
};
static void status_indication_callback(void *callb_context, cbWLAN_StatusIndicationInfo status, void *data)
{
MBED_ASSERT(callb_context != NULL);
OdinWiFiInterface *wifi = (OdinWiFiInterface*)callb_context;
wifi->wlan_status_indication(status, data);
};
static void odin_thread_fcn(OdinWiFiInterface *wifi)
{
wifi->handle_in_msg();
};
};
// Static declared class variables
bool OdinWiFiInterface::_wlan_initialized = false;
int32_t OdinWiFiInterface::_target_id = cbMAIN_TARGET_INVALID_ID;
OdinWiFiInterface::OdinWiFiInterface(OdinWiFiEMAC &emac , OnboardNetworkStack &stack) :
EMACInterface(emac, stack),
_thread(osPriorityNormal, 4096)
{
init(false);
}
OdinWiFiInterface::OdinWiFiInterface(bool debug, OdinWiFiEMAC &emac, OnboardNetworkStack &stack) :
EMACInterface(emac, stack),
_thread(osPriorityNormal, 4096)
{
init(debug);
}
OdinWiFiInterface::~OdinWiFiInterface()
{
osStatus ok;
// Allocate and initialize user_connect message
struct odin_wifi_msg_s* msg = _msg_pool->alloc();
MBED_ASSERT(msg != NULL);
msg->type = ODIN_WIFI_MSG_USER_STOP;
// Put user_connect message in input queue or cache queue
switch(_state) {
case S_STARTED:
ok = _in_queue.put(msg, 0);
MBED_ASSERT(ok == osOK);
break;
case S_WAIT_START:
ok = _cache_queue.put(msg, 0);
MBED_ASSERT(ok == osOK);
break;
default:
MBED_ASSERT(false);
break;
}
// To synchronize, wait until response message is available
osEvent evt = _out_queue.get();
MBED_ASSERT(evt.status == osEventMessage);
msg = (odin_wifi_msg_s*)evt.value.p;
MBED_ASSERT(msg != 0);
MBED_ASSERT(msg->type == ODIN_WIFI_MSG_USER_STOP);
//Final cleanup
_thread.terminate();
delete _msg_pool;
}
nsapi_error_t OdinWiFiInterface::set_credentials(const char *ssid, const char *pass, nsapi_security_t security)
{
int len;
if(ssid == NULL || *ssid == '\0' ) {
return NSAPI_ERROR_PARAMETER;
}
if ((pass == NULL || *pass == '\0') && (security == NSAPI_SECURITY_WEP || security == NSAPI_SECURITY_WPA
|| security == NSAPI_SECURITY_WPA2 || security == NSAPI_SECURITY_WPA_WPA2)){
return NSAPI_ERROR_PARAMETER;
}
len = strlen(pass);
if (len > cbWLAN_MAX_PASSPHRASE_LENGTH -1){
return NSAPI_ERROR_PARAMETER;
}
osStatus res = _mutex.lock();
MBED_ASSERT(res == osOK);
strncpy(_sta.ssid, ssid, cbWLAN_SSID_MAX_LENGTH);
strncpy(_sta.passwd, pass, cbWLAN_MAX_PASSPHRASE_LENGTH);
_sta.security = security;
res = _mutex.unlock();
MBED_ASSERT(res == osOK);
return NSAPI_ERROR_OK;
}
nsapi_error_t OdinWiFiInterface::set_certificates(const char *client_cert, const char *client_pvt_key , const char *ca_cert )
{
int size;
/* Check if client certificate is valid */
if((client_cert != NULL) && (*client_cert != '\0')) {
VALIDATE_CERT(client_cert);
_certs.client_cert = client_cert;
/* Check if private key is valid in case passed separately from client_cert */
if (client_pvt_key!= NULL){
VALIDATE_CERT(client_pvt_key);
}
/* If private key is passed as part of client cert it could be NULL */
_certs.client_prvt_key = client_pvt_key;
}
/* Check if ca certificate is valid */
if((ca_cert != NULL) || (*ca_cert != '\0' )) {
VALIDATE_CERT(ca_cert);
_certs.ca_cert = ca_cert;
}
return NSAPI_ERROR_OK;
}
nsapi_error_t OdinWiFiInterface::set_channel(uint8_t channel)
{
if (channel > 165 || (channel > 11 && channel < 36)){
return NSAPI_ERROR_PARAMETER;
}
osStatus res = _mutex.lock();
MBED_ASSERT(res == osOK);
_sta.channel = channel;
res = _mutex.unlock();
MBED_ASSERT(res == osOK);
return NSAPI_ERROR_OK;
}
nsapi_error_t OdinWiFiInterface::set_timeout(int ms)
{
osStatus res = _mutex.lock();
MBED_ASSERT(res == osOK);
_sta.timeout_ms = ms;
res = _mutex.unlock();
MBED_ASSERT(res == osOK);
return NSAPI_ERROR_OK;
}
nsapi_error_t OdinWiFiInterface::connect()
{
return connect(_sta.ssid, _sta.passwd, _sta.security, _sta.channel);
}
nsapi_error_t OdinWiFiInterface::connect(
const char *ssid,
const char *pass,
nsapi_security_t security,
uint8_t channel)
{
nsapi_error_t error_code = NSAPI_ERROR_OK;
osStatus ok;
if (ssid == NULL || *ssid == NULL) {
return NSAPI_ERROR_PARAMETER;
}
if ((pass == NULL || *pass == NULL) && (security == NSAPI_SECURITY_WEP || security == NSAPI_SECURITY_WPA
|| security == NSAPI_SECURITY_WPA2 || security == NSAPI_SECURITY_WPA_WPA2)){
return NSAPI_ERROR_PARAMETER;
}
// Allocate and initialize user_connect message
struct odin_wifi_msg_s* msg = _msg_pool->alloc();
MBED_ASSERT(msg != NULL);
msg->type = ODIN_WIFI_MSG_USER_CONNECT;
msg->data.user_connect.ssid = ssid; // Must be valid until task is completed
msg->data.user_connect.passwd = pass; // Must be valid until task is completed
msg->data.user_connect.security = security;
msg->data.user_connect.channel = channel;
// Put user_connect message in input queue or cache queue
switch(_state) {
case S_STARTED:
ok = _in_queue.put(msg, 0);
MBED_ASSERT(ok == osOK);
break;
case S_WAIT_START:
ok = _cache_queue.put(msg, 0); // handle once we are started
MBED_ASSERT(ok == osOK);
break;
default:
MBED_ASSERT(false);
break;
}
// To synchronize, wait until response message is available
osEvent evt = _out_queue.get();
MBED_ASSERT(evt.status == osEventMessage);
msg = (odin_wifi_msg_s*)evt.value.p;
MBED_ASSERT(msg != 0);
MBED_ASSERT(msg->type == ODIN_WIFI_MSG_USER_CONNECT);
// Return the result of the connect call
error_code = msg->data.user_response.error;
ok = _msg_pool->free(msg);
MBED_ASSERT(ok == osOK);
return error_code;
}
nsapi_error_t OdinWiFiInterface::connect(
const char *ssid,
const char *pass,
nsapi_security_t security,
auth_cert_s *cert_handle,
const char *username,
const char *user_pswd,
uint8_t channel)
{
nsapi_error_t error_code = NSAPI_ERROR_OK;
osStatus ok;
if(ssid == NULL || *ssid == NULL || cert_handle == NULL) {
return NSAPI_ERROR_PARAMETER;
}
if((security == NSAPI_SECURITY_PEAP) && (username == NULL || user_pswd == NULL)) {
return NSAPI_ERROR_PARAMETER;
}
if((security == NSAPI_SECURITY_EAP_TLS) && (cert_handle->client_cert == NULL)) {
return NSAPI_ERROR_PARAMETER;
}
if((pass == NULL || *pass == NULL) && (security == NSAPI_SECURITY_WEP || security == NSAPI_SECURITY_WPA
|| security == NSAPI_SECURITY_WPA2 || security == NSAPI_SECURITY_WPA_WPA2)) {
return NSAPI_ERROR_PARAMETER;
}
// Allocate and initialize user_connect message
struct odin_wifi_msg_s* msg = _msg_pool->alloc();
MBED_ASSERT(msg != NULL);
msg->type = ODIN_WIFI_MSG_USER_CONNECT;
msg->data.user_connect.ssid = ssid; // Must be valid until task is completed
msg->data.user_connect.passwd = pass; // Must be valid until task is completed
msg->data.user_connect.security = security;
msg->data.user_connect.channel = channel;
msg->data.user_connect.cert_handle = cert_handle;
msg->data.user_connect.user_name = username;
msg->data.user_connect.user_passwd = user_pswd;
// Put user_connect message in input queue or cache queue
switch(_state) {
case S_STARTED:
ok = _in_queue.put(msg, 0);
MBED_ASSERT(ok == osOK);
break;
case S_WAIT_START:
ok = _cache_queue.put(msg, 0); // handle once we are started
MBED_ASSERT(ok == osOK);
break;
default:
MBED_ASSERT(false);
break;
}
// To synchronize, wait until response message is available
osEvent evt = _out_queue.get();
MBED_ASSERT(evt.status == osEventMessage);
msg = (odin_wifi_msg_s*)evt.value.p;
MBED_ASSERT(msg != 0);
MBED_ASSERT(msg->type == ODIN_WIFI_MSG_USER_CONNECT);
// Return the result of the connect call
error_code = msg->data.user_response.error;
ok = _msg_pool->free(msg);
MBED_ASSERT(ok == osOK);
return error_code;
}
nsapi_error_t OdinWiFiInterface::disconnect()
{
nsapi_error_t error_code = NSAPI_ERROR_OK;
// Allocate and init the user disconnect message
struct odin_wifi_msg_s* msg = _msg_pool->alloc();
MBED_ASSERT(msg != NULL);
msg->type = ODIN_WIFI_MSG_USER_DISCONNECT;
// Put the user disconnect message in the input queue
osStatus ok = _in_queue.put(msg);
MBED_ASSERT(ok == osOK);
// To synchronize, wait until response message is available
osEvent evt = _out_queue.get();
MBED_ASSERT(evt.status == osEventMessage);
msg = (odin_wifi_msg_s*)evt.value.p;
MBED_ASSERT(msg != 0);
MBED_ASSERT(msg->type == ODIN_WIFI_MSG_USER_DISCONNECT);
// Return the result of the disconnect call
error_code = msg->data.user_response.error;
_msg_pool->free(msg);
return error_code;
}
int8_t OdinWiFiInterface::get_rssi()
{
cbMAIN_driverLock();
int8_t rssi = cbWLAN_STA_getRSSI();
cbMAIN_driverUnlock();
return rssi;
}
int OdinWiFiInterface::scan(WiFiAccessPoint *res_list, unsigned count)
{
osStatus ok;
nsapi_size_or_error_t found_aps = NSAPI_ERROR_DEVICE_ERROR;
// Allocate and initialize user_connect message
struct odin_wifi_msg_s* msg = _msg_pool->alloc();
MBED_ASSERT(msg != NULL);
msg->type = ODIN_WIFI_MSG_USER_SCAN;
msg->data.user_scan.ap_list = res_list; // Must be valid during execution
msg->data.user_scan.ap_list_size = count;
// Put user_connect message in input queue or cache queue
switch(_state) {
case S_STARTED:
ok = _in_queue.put(msg);
MBED_ASSERT(ok == osOK);
break;
case S_WAIT_START:
ok = _cache_queue.put(msg);
MBED_ASSERT(ok == osOK);
break;
default:
MBED_ASSERT(false);
break;
}
// To synchronize, wait until response message is available
osEvent evt = _out_queue.get();
MBED_ASSERT(evt.status == osEventMessage);
msg = (odin_wifi_msg_s*)evt.value.p;
MBED_ASSERT(msg != 0);
MBED_ASSERT(msg->type == ODIN_WIFI_MSG_USER_SCAN_RSP);
found_aps = msg->data.user_scan_rsp.found_aps;
_msg_pool->free(msg);
return found_aps;
}
void OdinWiFiInterface::set_config(void *setting, cb_uint32 value) {
cbTARGET_ConfigParams param;
target_config_params_e configuration = *(target_config_params_e*)setting;
param = map_odin_config(configuration);
wlan_set_gParams(param, value);
}
void OdinWiFiInterface::wlan_set_gParams(cbTARGET_ConfigParams setting, cb_uint32 value) {
cbMAIN_driverLock();
cbTARGET_configure(cbTARGET_targetResolve(_target_id), setting, (void*)value);
cbMAIN_driverUnlock();
}
unsigned int OdinWiFiInterface::get_config(void *setting) {
cbTARGET_ConfigParams param;
target_config_params_e configuration = *(target_config_params_e*)setting;
param = map_odin_config(configuration);
return wlan_get_gParams(param);
}
unsigned int OdinWiFiInterface::wlan_get_gParams(cbTARGET_ConfigParams setting) {
cb_uint32 value = 0xFF;
cbMAIN_driverLock();
cbTARGET_configure(cbTARGET_targetResolve(_target_id), setting, (void*)&value);
cbMAIN_driverUnlock();
return value;
}
#ifdef DEVICE_WIFI_AP
nsapi_error_t OdinWiFiInterface::set_ap_network(const char *ip_address, const char *netmask, const char *gateway)
{
nsapi_error_t result = NSAPI_ERROR_PARAMETER;
osStatus res = _mutex.lock();
MBED_ASSERT(res == osOK);
if ((ip_address != NULL) && (netmask != NULL) && (gateway != NULL))
{
strncpy(_ap.ip_address, ip_address, sizeof(_ap.ip_address));
strncpy(_ap.netmask, netmask, sizeof(_ap.netmask));
strncpy(_ap.gateway, gateway, sizeof(_ap.gateway));
_ap.use_dhcp = false;
result = NSAPI_ERROR_OK;
}
else {
memset(_ap.ip_address, 0, sizeof(_ap.ip_address));
memset(_ap.netmask, 0, sizeof(_ap.netmask));
memset(_ap.gateway, 0, sizeof(_ap.gateway));
_ap.use_dhcp = true;
result = NSAPI_ERROR_OK;
}
res = _mutex.unlock();
MBED_ASSERT(res == osOK);
return result;
}
nsapi_error_t OdinWiFiInterface::set_ap_credentials(const char *ssid, const char *pass,
nsapi_security_t security)
{
osStatus res = _mutex.lock();
MBED_ASSERT(res == osOK);
_ap.ssid = ssid;
_ap.passwd = pass;
_ap.security = security;
res = _mutex.unlock();
MBED_ASSERT(res == osOK);
return NSAPI_ERROR_OK;
}
nsapi_error_t OdinWiFiInterface::set_ap_channel(uint8_t channel)
{
osStatus res = _mutex.lock();
MBED_ASSERT(res == osOK);
_ap.channel = channel;
res = _mutex.unlock();
MBED_ASSERT(res == osOK);
return NSAPI_ERROR_OK;
}
int OdinWiFiInterface::get_ap_connection_count()
{
int cnt;
osStatus res = _mutex.lock();
MBED_ASSERT(res == osOK);
cnt = _ap.cnt_connected;
res = _mutex.unlock();
MBED_ASSERT(res == osOK);
return cnt;
}
int OdinWiFiInterface::get_ap_max_connection_count()
{
return ODIN_MAX_AP_STATIONS;
}
nsapi_error_t OdinWiFiInterface::set_ap_dhcp(bool dhcp)
{
osStatus res = _mutex.lock();
MBED_ASSERT(res == osOK);
_ap.use_dhcp = dhcp;
res = _mutex.unlock();
MBED_ASSERT(res == osOK);
return NSAPI_ERROR_OK;
}
nsapi_error_t OdinWiFiInterface::ap_start(const char *ssid, const char *pass,
nsapi_security_t security, uint8_t channel)
{
int error_code = NSAPI_ERROR_OK;
osStatus ok;
// Allocate and initialize message
struct odin_wifi_msg_s* msg = _msg_pool->alloc();
MBED_ASSERT(msg != NULL);
msg->type = ODIN_WIFI_MSG_USER_AP_START;
msg->data.user_ap_start.ssid = ssid; // Must be valid until task is completed
msg->data.user_ap_start.passwd = pass; // Must be valid until task is completed
msg->data.user_ap_start.security = security;
msg->data.user_ap_start.channel = channel; // Must be valid until task is completed
msg->data.user_ap_start.beacon_interval = _ap.beacon_interval;
// Put message in input queue or cache queue
switch(_state) {
case S_STARTED:
ok = _in_queue.put(msg);
MBED_ASSERT(ok == osOK);
break;
case S_WAIT_START:
ok = _cache_queue.put(msg); // handle once we are started
MBED_ASSERT(ok == osOK);
break;
default:
MBED_ASSERT(false);
break;
}
// To synchronize, wait until response message is available
osEvent evt = _out_queue.get();
MBED_ASSERT(evt.status == osEventMessage);
msg = (odin_wifi_msg_s*)evt.value.p;
MBED_ASSERT(msg != 0);
MBED_ASSERT(msg->type == ODIN_WIFI_MSG_USER_AP_START);
// Return the result of the call
error_code = msg->data.user_response.error;
ok = _msg_pool->free(msg);
MBED_ASSERT(ok == osOK);
return error_code;
}
nsapi_error_t OdinWiFiInterface::ap_start()
{
return ap_start(_ap.ssid, _ap.passwd, _ap.security, _ap.channel);
}
nsapi_error_t OdinWiFiInterface::ap_stop()
{
nsapi_error_t error_code = NSAPI_ERROR_OK;
struct odin_wifi_msg_s* msg = _msg_pool->alloc();
MBED_ASSERT(msg != NULL);
msg->type = ODIN_WIFI_MSG_USER_AP_STOP;
// Put the user message in the input queue
osStatus ok = _in_queue.put(msg);
MBED_ASSERT(ok == osOK);
// To synchronize, wait until response message is available
osEvent evt = _out_queue.get();
MBED_ASSERT(evt.status == osEventMessage);
msg = (odin_wifi_msg_s*)evt.value.p;
MBED_ASSERT(msg != 0);
MBED_ASSERT(msg->type == ODIN_WIFI_MSG_USER_AP_STOP);
// Return the result of the disconnect call
error_code = msg->data.user_response.error;
_msg_pool->free(msg);
return error_code;
}
nsapi_error_t OdinWiFiInterface::set_ap_beacon_interval(uint16_t interval)
{
osStatus res = _mutex.lock();
MBED_ASSERT(res == osOK);
_ap.beacon_interval = interval;
res = _mutex.unlock();
MBED_ASSERT(res == osOK);
return NSAPI_ERROR_OK;
}
#endif
OdinWiFiInterface::OdinWifiState OdinWiFiInterface::entry_connect_fail_wait_disconnect(void)
{
cbRTSL_Status error_code;
cbMAIN_driverLock();
error_code = cbWLAN_disconnect(handle);
cbMAIN_driverUnlock();
MBED_ASSERT(error_code == cbSTATUS_OK);
return S_STA_CONNECTION_FAIL_WAIT_DISCONNECT;
}
OdinWiFiInterface::OdinWifiState OdinWiFiInterface::entry_wait_connect()
{
_timer.reset();
_timer.start();
return S_STA_WAIT_CONNECT;
}
OdinWiFiInterface::OdinWifiState OdinWiFiInterface::entry_wait_disconnect()
{
cbRTSL_Status error_code;
cbMAIN_driverLock();
error_code = cbWLAN_disconnect(handle);
cbMAIN_driverUnlock();
MBED_ASSERT(error_code == cbSTATUS_OK);
return S_STA_WAIT_DISCONNECT;
}
OdinWiFiInterface::OdinWifiState OdinWiFiInterface::entry_ap_wait_start()
{
return S_AP_WAIT_START;
}
OdinWiFiInterface::OdinWifiState OdinWiFiInterface::entry_ap_started()
{
_ap.cnt_connected = 0;
return S_AP_STARTED;
}
OdinWiFiInterface::OdinWifiState OdinWiFiInterface::entry_ap_wait_stop()
{
cbMAIN_driverLock();
cbRTSL_Status status = cbWLAN_apStop(handle);
cbMAIN_driverUnlock();
MBED_ASSERT(status == cbSTATUS_OK);
return S_AP_WAIT_STOP;
}
OdinWiFiInterface::OdinWifiState OdinWiFiInterface::entry_ap_fail_wait_stop()
{
cbMAIN_driverLock();
cbRTSL_Status status = cbWLAN_apStop(handle);
cbMAIN_driverUnlock();
MBED_ASSERT(status == cbSTATUS_OK);
return S_AP_FAIL_WAIT_STOP;
}
OdinWiFiInterface::OdinWifiState OdinWiFiInterface::entry_ap_wait_drv_stop()
{
cbMAIN_driverLock();
cbRTSL_Status status = cbWLAN_stop();
cbMAIN_driverUnlock();
MBED_ASSERT(status == cbSTATUS_OK);
return S_AP_WAIT_DRV_STOP;
}
OdinWiFiInterface::OdinWifiState OdinWiFiInterface::entry_ap_wait_drv_start()
{
cbMAIN_WlanStartParams startParams;
memset(&startParams, 0, sizeof(startParams));
startParams.txPowerSettings.lowTxPowerLevel = cbWLAN_TX_POWER_AUTO;
startParams.txPowerSettings.medTxPowerLevel = cbWLAN_TX_POWER_AUTO;
startParams.txPowerSettings.maxTxPowerLevel = cbWLAN_TX_POWER_AUTO;
cbMAIN_driverLock();
cb_int32 status = cbMAIN_startWlan(_target_id, &startParams);
cbMAIN_driverUnlock();
MBED_ASSERT(status == cbSTATUS_OK);
return S_AP_WAIT_DRV_START;
}
void OdinWiFiInterface::handle_in_msg(void)
{
while(true) {
osEvent evt = _in_queue.get(1000);
if(evt.status == osEventMessage) {
struct odin_wifi_msg_s *msg = (odin_wifi_msg_s*)evt.value.p;
MBED_ASSERT(msg != 0);
osStatus res = _mutex.lock();
MBED_ASSERT(res == osOK);
switch(msg->type) {
case ODIN_WIFI_MSG_USER_CONNECT:
handle_user_connect(&(msg->data.user_connect));
break;
case ODIN_WIFI_MSG_USER_DISCONNECT:
handle_user_disconnect();
break;
case ODIN_WIFI_MSG_USER_CONNECT_TIMEOUT:
handle_user_connect_timeout();
break;
case ODIN_WIFI_MSG_USER_STOP:
handle_user_stop();
break;
case ODIN_WIFI_MSG_USER_SCAN:
handle_user_scan(&(msg->data.user_scan));
break;
case ODIN_WIFI_MSG_USER_AP_START:
handle_user_ap_start(&(msg->data.user_ap_start));
break;
case ODIN_WIFI_MSG_USER_AP_STOP:
handle_user_ap_stop();
break;
case cbWLAN_STATUS_STOPPED:
handle_wlan_status_stopped();
break;
case cbWLAN_STATUS_STARTED:
handle_wlan_status_started(&(msg->data.wlan_status_started));
break;
case cbWLAN_STATUS_ERROR:
handle_wlan_status_error();
break;
case cbWLAN_STATUS_DISCONNECTED:
handle_wlan_status_disconnected();
break;
case cbWLAN_STATUS_CONNECTION_FAILURE:
handle_wlan_status_connection_failure(&(msg->data.wlan_status_connection_failure));
break;
case cbWLAN_STATUS_CONNECTING:
handle_wlan_status_connecting();
break;
case cbWLAN_STATUS_CONNECTED:
handle_wlan_status_connected(&(msg->data.wlan_status_connected));
break;
case cbWLAN_SCAN_INDICATION:
handle_wlan_scan_indication();
break;
case cbWLAN_STATUS_AP_UP:
handle_wlan_status_ap_up();
break;
case cbWLAN_STATUS_AP_DOWN:
handle_wlan_status_ap_down();
break;
case cbWLAN_STATUS_AP_STA_ADDED:
_ap.cnt_connected++;
if(_debug) {printf("cbWLAN_STATUS_AP_STA_ADDED: %d\r\n", _ap.cnt_connected);}
break;
case cbWLAN_STATUS_AP_STA_REMOVED:
_ap.cnt_connected--;
if(_debug) {printf("cbWLAN_STATUS_AP_STA_REMOVED: %d\r\n", _ap.cnt_connected);}
break;
default:
MBED_ASSERT(false);
break;
}
res = _mutex.unlock();
MBED_ASSERT(res == osOK);
if(msg != 0) {
_msg_pool->free(msg);
}
}
else if(evt.status == osEventTimeout) {
//Make sure the connect timeout is checked
handle_user_connect_timeout();
}
else {
MBED_ASSERT(false);
}
}
}
void OdinWiFiInterface::handle_cached_msg(void)
{
osEvent evt = _cache_queue.get(0);
if(evt.status == osEventMessage) {
struct odin_wifi_msg_s *msg = (odin_wifi_msg_s*)evt.value.p;
MBED_ASSERT(msg != 0);
switch(msg->type) {
case ODIN_WIFI_MSG_USER_CONNECT:
handle_user_connect(&(msg->data.user_connect));
break;
case ODIN_WIFI_MSG_USER_SCAN:
handle_user_scan(&(msg->data.user_scan));
break;
case ODIN_WIFI_MSG_USER_STOP:
handle_user_stop();
break;
case ODIN_WIFI_MSG_USER_AP_START:
handle_user_ap_start(&(msg->data.user_ap_start));
break;
default:
MBED_ASSERT(false);
break;
}
if(msg != 0) {
_msg_pool->free(msg);
}
}
}