-
Notifications
You must be signed in to change notification settings - Fork 25
/
IO.cpp
1719 lines (1514 loc) · 61.9 KB
/
IO.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
/************************************************************************/
/* */
/* UI.cpp */
/* */
/* To support User Interface via the Serial Monitor or COMM */
/* */
/************************************************************************/
/* Author: Keith Vogel */
/* Copyright 2016, Digilent Inc. */
/************************************************************************/
/* Revision History: */
/* 6/1/2016(KeithV): Created */
/************************************************************************/
#include <OpenScope.h>
static const char szModeJSON[] = "{\"mode\":\"JSON\"}";
STATE UIMainPage(DFILE& dFile, VOLTYPE const wifiVol, WiFiConnectInfo& wifiConn)
{
// static WiFiScanInfo wifiScan = WiFiScanInfo();
static STATE state = Idle;
static char szInput[1024];
static uint32_t cbInput = 0;
// WiFi Scan states
static STATE nextScanWalk = Idle;
static STATE endScanWalk = Idle;
static STATE endScanState = Idle;
// for walking files
static STATE walkFileEntry = Idle;
static STATE walkFileDone = Idle;
static VOLTYPE walkVol = VOLSD;;
static uint32_t iFileWalk = 0;
// for write output to the COM port
static STATE stateNext = Idle;
static uint8_t const * pbOutput = NULL;
static int32_t cbOutput = 0;
// for setting gain
static HINSTR hInstrt = NULL;
// for general use
static STATE nextState = Idle;
static uint32_t u32t1 = 0;
// for local general use
STATE retState = Idle;
FRESULT fr = FR_OK;
switch(state)
{
case Idle:
case UIMainMenu:
if(fModeJSON)
{
state = UIJSONMain;
}
else
{
Serial.println();
Serial.println("Enter the number of the operation you would like to do:");
Serial.println("1. Enter JSON mode");
Serial.println("2. Calibrate the instruments");
Serial.println("3. Save the current calibration values");
Serial.println("4. Manage your WiFi connections");
Serial.println("5. View all files names on the SD card");
Serial.println("6. View all files names in flash");
Serial.println("7. Set the Oscilloscope input gain");
Serial.println();
state = UIWaitForInput;
}
Serial.purge(); // clear the serial input buffer
break;
case UIWaitForInput:
if(Serial.available() > 0)
{
szInput[0] = Serial.read();
cbInput = 1;
switch(szInput[0])
{
case '1':
memcpy(szInput, szModeJSON, sizeof(szModeJSON)-1);
cbInput = sizeof(szModeJSON)-1;
state = UIJSONWaitOSLEX;
break;
case '2':
state = UIStartCalibrateInstruments;
break;
case '3':
Serial.println("Saving calibration data");
state = UISaveCalibration;
break;
case '4':
state = UIManageWiFi;
break;
case '5':
walkVol = VOLSD;
walkFileEntry = UIPrtszInput;
nextState = UIProcessFileEntry;
walkFileDone = UIMainMenu;
state = UIWalkFiles;
break;
case '6':
walkVol = VOLFLASH;
walkFileEntry = UIPrtszInput;
nextState = UIProcessFileEntry;
walkFileDone = UIMainMenu;
state = UIWalkFiles;
break;
case '7':
state = UISetOSCGain;
break;
case '{':
state = UIJSONWaitOSLEX;
break;
// else this is an error
default:
Serial.println("Unsupported option, please try again");
// fall thru
case '\n':
case '\0':// just a carriage return
state = UIMainMenu;
break;
// skip White
case ' ':
case '\r':
break;
}
}
break;
case UIWriteOutput:
// we can't DMA more than 65536-2 (the -2 is to prevent freakout mode in the DMA)
ASSERT(cbOutput < 65534);
if(Serial.writeBuffer(pbOutput, cbOutput, &DCH1CON))
{
state = UIWriteDone;
}
break;
case UIWriteDone:
if(Serial.isDMATxDone())
{
state = stateNext;
}
break;
/************************************************************************/
/************************************************************************/
/********************** JSON PARSING ***********************************/
/************************************************************************/
/************************************************************************/
case UIJSONMain:
if(Serial.available() > 0)
{
szInput[0] = Serial.read();
if(oslex.IsOSCmdStart(szInput[0]) != OSPAR::NONE)
{
cbInput = 1;
state = UIJSONWaitOSLEX;
break;
}
}
break;
case UIJSONWaitOSLEX:
#if 0 // debug to collect more char before proceeding
{
uint32_t tStart = ReadCoreTimer();
while(ReadCoreTimer() - tStart < 200 * CORE_TMR_TICKS_PER_MSEC);
}
#endif
// keep collecting data
while(Serial.available() > 0 && cbInput < sizeof(szInput)) szInput[cbInput++] = Serial.read();
// see if we can parse
if(!oslex.fLocked)
{
oslex.Init(OSPAR::ICDStart);
oslex.fLocked = true;
state = UIJSONProcessJSON; // we know we have at least '{'
}
break;
case UIJSONWaitInput:
cbInput = 0;
if(Serial.available() > 0)
{
while(Serial.available() > 0 && cbInput < sizeof(szInput)) szInput[cbInput++] = Serial.read();
state = UIJSONProcessJSON;
}
break;
case UIJSONProcessJSON:
switch(oslex.StreamOS(szInput, cbInput))
{
case GCMD::READ:
state = UIJSONWaitInput;
break;
case GCMD::ERROR:
// clear the input stream, we lost sync
// so wait for a new command.
Serial.purge();
// fall thru
case GCMD::DONE:
state = UIJSONDone;
break;
case GCMD::WRITE:
cbOutput = oslex.cbOutput;
pbOutput = oslex.pbOutput;
stateNext = UIJSONProcessJSON;
state = UIWriteOutput;
break;
// continue
default:
break;
}
break;
case UIJSONDone:
// Unlock all of the buffers
for(int32_t i=0; i<oslex.cOData; i++)
{
if(oslex.odata[i].pLockState != NULL && *oslex.odata[i].pLockState == LOCKOutput)
{
*oslex.odata[i].pLockState = LOCKAvailable;
}
}
// we are no longer parsing JSON
oslex.Init(OSPAR::ICDEnd);
// get out of JSON mode
if(fModeJSON)
{
// wait for a command to come in
state = UIJSONMain;
}
// go back into menu mode
else
{
state = UIMainMenu;
}
break;
/************************************************************************/
/************************************************************************/
/********************** Manage Networks *******************************/
/************************************************************************/
/************************************************************************/
case UIManageWiFi:
Serial.println();
Serial.println("Enter the number of the operation you would like to do:");
Serial.println("1. View availabe WiFi networks");
Serial.println("2. Connect to a WiFi network");
Serial.println("3. View saved WiFi connections");
Serial.println("4. Add a new WiFi connection");
Serial.println("5. Delete a saved WiFi connection");
Serial.println("6. Exit to main menu");
Serial.println();
state = UIWaitForManageWiFiInput;
break;
case UIWaitForManageWiFiInput:
if(Serial.available() > 0)
{
szInput[0] = Serial.read();
cbInput = 1;
switch(szInput[0])
{
case '1':
endScanState = UIWalkScan;
nextScanWalk = UIPrtWiFiInfo;
endScanWalk = UIManageWiFi;
state = UIAskToShutdownWiFi;
break;
case '2':
memcpy((void *) &wifiConn.comhdr.idhdr.mac , &macOpenScope, sizeof(wifiConn.comhdr.idhdr.mac));
u32t1 = 1;
endScanState = UIWalkFiles;
walkVol = wifiVol;
walkFileEntry = UICheckFileName;
walkFileDone = UIWaitForNetwork;
nextState = UICheckFileAgainstScan;
state = UIAskToShutdownWiFi;
break;
case '3':
u32t1 = 1;
walkVol = wifiVol;
walkFileEntry = UIPrtWiFiConnectionFile;
walkFileDone = UIManageWiFi;
state = UIWalkFiles;
break;
case '4':
state = UIAddWiFiConnection;
break;
case '5':
Serial.println("Select connection to delete");
u32t1 = 1;
walkVol = wifiVol;
walkFileEntry = UIPrtWiFiConnectionFile;
walkFileDone = UIDeleteWiFiConnection;
state = UIWalkFiles;
break;
case '6':
state = UIMainMenu;
break;
case '{':
state = UIJSONWaitOSLEX;
break;
default:
Serial.println("Unsupported option, please try again");
// fall thru
case '\n':
case '\0':// just a carriage return
state = UIManageWiFi;
break;
// skip White
case ' ':
case '\r':
break;
}
}
break;
/************************************************************************/
/************************************************************************/
/********************** OSC Gain Setting ******************************/
/************************************************************************/
/************************************************************************/
case UISetOSCGain:
Serial.println();
Serial.println("Enter the Net Gain to set the OSC Input too");
Serial.println("1. Set OSC1 gain to 1");
Serial.println("2. Set OSC1 gain to 1/4");
Serial.println("3. Set OSC1 gain to 1/8");
Serial.println("4. Set OSC1 gain to 3/40");
Serial.println("5. Set OSC2 gain to 1");
Serial.println("6. Set OSC2 gain to 1/4");
Serial.println("7. Set OSC2 gain to 1/8");
Serial.println("8. Set OSC2 gain to 3/40");
Serial.println("9. Exit to main menu");
Serial.println();
state = UIOSCGainInput;
break;
case UIOSCGainInput:
if(Serial.available() > 0)
{
szInput[0] = Serial.read();
cbInput = 1;
state = UIOSCSetGainOffset;
switch(szInput[0])
{
case '1':
Serial.println("OSC1 gain set to 1");
hInstrt = instrGrp.rghInstr[OSC1_ID];
iFileWalk = 1;
break;
case '2':
Serial.println("OSC1 gain set to 1/4");
hInstrt = instrGrp.rghInstr[OSC1_ID];
iFileWalk = 2;
break;
case '3':
Serial.println("OSC1 gain set to 1/8");
hInstrt = instrGrp.rghInstr[OSC1_ID];
iFileWalk = 3;
break;
case '4':
Serial.println("OSC1 gain set to 3/40");
hInstrt = instrGrp.rghInstr[OSC1_ID];
iFileWalk = 4;
break;
case '5':
Serial.println("OSC2 gain set to 1");
hInstrt = instrGrp.rghInstr[OSC2_ID];
iFileWalk = 1;
break;
case '6':
Serial.println("OSC2 gain set to 1/4");
hInstrt = instrGrp.rghInstr[OSC2_ID];
iFileWalk = 2;
break;
case '7':
Serial.println("OSC2 gain set to 1/8");
hInstrt = instrGrp.rghInstr[OSC2_ID];
iFileWalk = 3;
break;
case '8':
Serial.println("OSC2 gain set to 3/40");
hInstrt = instrGrp.rghInstr[OSC2_ID];
iFileWalk = 4;
break;
case '9':
state = UIMainMenu;
break;
default:
Serial.println("Unsupported option, please try again");
// fall thru
case '\n':
case '\0':// just a carriage return
state = UISetOSCGain;
break;
// skip White
case ' ':
case '\r':
break;
}
}
break;
case UIOSCSetGainOffset:
if(OSCSetGainAndOffset(hInstrt, iFileWalk, 0) == Idle)
{
state = UISetOSCGain;
}
break;
/************************************************************************/
/************************************************************************/
/******************************** WiFi Scan *****************************/
/************************************************************************/
/********************* endScanState = state to goto after scanning ****/
/********************* endScanWalk = called when all SSIDs processed ***/
/************************************************************************/
case UIAskToShutdownWiFi:
if(deIPcK.isLinked())
{
Serial.println("The WiFi connection must be dropped to proceed");
Serial.println("Is it okay to shutdown the WiFi connection? Y/N");
state = UIWaitForShutdownReply;
}
else
{
Serial.println("Scanning WiFi");
pjcmd.iWiFi.wifiScan.iNetwork = 0;
state = UIWiFiScan;
}
case UIWaitForShutdownReply:
if(Serial.available() > 0)
{
szInput[0] = Serial.read();
cbInput = 1;
switch(szInput[0])
{
case 'Y':
case 'y':
Serial.println("Scanning WiFi");
pjcmd.iWiFi.wifiScan.iNetwork = 0;
state = UIWiFiScan;
break;
case 'N':
case 'n':
Serial.println("Not touching WiFi connection");
state = UIManageWiFi;
break;
// skip White
case ' ':
case '\r':
case '\n':
break;
default:
Serial.println("Unknown response, you must specify Y or N");
state = UIWaitForShutdownReply;
break;
}
}
break;
case UIWiFiScan:
if((retState = WiFiScan(pjcmd.iWiFi.wifiScan)) == Idle)
{
state = endScanState;
}
else if(IsStateAnError(retState))
{
Serial.print("WiFi Scan failed, Error: 0x");
Serial.println(retState, 16);
state = UIManageWiFi;
}
break;
/************************************************************************/
/************************************************************************/
/********************** Walk the Scan data ******************************/
/************************************************************************/
/********************* nextScanWalk = called on each SSID **************/
/********************* endScanWalk = called when all SSIDs processed ***/
/************************************************************************/
/************************************************************************/
case UIWalkScan:
if(pjcmd.iWiFi.wifiScan.iNetwork < pjcmd.iWiFi.wifiScan.cNetworks)
{
if(!deIPcK.getScanInfo(pjcmd.iWiFi.wifiScan.iNetwork, &pjcmd.iWiFi.wifiScan.scanInfo))
{
state = UIManageWiFi;
return(WiFiNoScanData);
}
pjcmd.iWiFi.wifiScan.iNetwork++;
state = nextScanWalk;
}
else
{
state = endScanWalk;
}
break;
/************************************************************************/
/************************************************************************/
/********************** WiFi connect / disconnect ***********************/
/************************************************************************/
/******** nextState = where to go after the connect / disconnect ******/
/************************************************************************/
/************************************************************************/
case UIWiFiConnect:
if((retState = WiFiConnect(wifiConn, false)) == Idle)
{
Serial.print("Connected to AP: ");
Serial.println(wifiConn.ssid);
state = nextState;
}
else if(IsStateAnError(retState))
{
Serial.print("Failed to connect, error: 0x");
Serial.println(retState, 16);
state = UIManageWiFi;
}
break;
case UIWiFiDisconnect:
if((retState = WiFiDisconnect()) == Idle)
{
Serial.print("Disconnected from AP: ");
Serial.println(wifiConn.ssid);
state = nextState;
}
else if(IsStateAnError(retState))
{
Serial.print("Failed to disconnect, error: 0x");
Serial.println(retState, 16);
state = UIManageWiFi;
}
break;
/************************************************************************/
/************************************************************************/
/********************** Walk the file system ****************************/
/********************** walkVol = vol to walk. **************************/
/********************* walkFileEntry = state on each file entry ********/
/********************** walkFileDone = state when all files walked ******/
/*********************** szInput contains the file name *****************/
/************************************************************************/
/************************************************************************/
case UIWalkFiles:
if((fr = DDIRINFO::fsopendir(DFATFS::szFatFsVols[walkVol])) == FR_OK)
{
iFileWalk = 0;
state = UIProcessFileEntry;
}
else
{
Serial.println("Unable to open volumn: ");
Serial.println(DFATFS::szFatFsVols[walkVol]);
state = UIMainMenu;
}
break;
case UIProcessFileEntry:
{
char szFileName[128];
char const * szFile = NULL;
// always assign a valid filename locationOh
DDIRINFO::fssetLongFilename(szFileName);
DDIRINFO::fssetLongFilenameLength(sizeof(szFileName));
state = walkFileEntry;
if(DDIRINFO::fsreaddir() == FR_OK)
{
if(DDIRINFO::fsgetLongFilename()[0] != '\0')
{
szFile = DDIRINFO::fsgetLongFilename();
}
else if(DDIRINFO::fsget8Dot3Filename()[0] != 0)
{
szFile = DDIRINFO::fsget8Dot3Filename();
}
// save this file
if(szFile != NULL)
{
strcpy(szInput, szFile);
}
// done walking the list
else
{
DDIRINFO::fsclosedir();
state = walkFileDone;
szInput[0] = '\0';
}
iFileWalk++;
}
else
{
state = UIMainMenu;
}
}
break;
/************************************************************************/
/************************************************************************/
/********************** szInput processing *****************************/
/************************************************************************/
/************************************************************************/
case UIPrtszInput:
Serial.print(iFileWalk, 10);
Serial.print(". ");
Serial.println(szInput);
state = nextState;
break;
case UIDeleteszInputFile:
if((fr = DFATFS::fsunlink(szInput)) == FR_OK)
{
Serial.print("File ");
Serial.print(szInput);
Serial.println(" deleted");
}
else
{
Serial.print("Unable to delete file ");
Serial.print(szInput);
Serial.print(" fat error 0x");
Serial.println(fr, 16);
}
state = nextState;
break;
/************************************************************************/
/************************************************************************/
/********************** Calibrate Instruments **************************/
/************************************************************************/
/************************************************************************/
case UIStartCalibrateInstruments:
Serial.println("Calibrating instruments");
Serial.println("Connect DCOUT1 to OCS1 and DCOUT2 to OCS2");
Serial.println("To connect DCOUT1 to OCS1, wire the solid red wire to the solid orange wire");
Serial.println("To connect DCOUT2 to OCS2, wire the solid white wire to the solid blue wire");
Serial.println("Enter C when ready");
state = UIWaitForCalibrationButton;
break;
case UIWaitForCalibrationButton:
if(Serial.available() > 0)
{
szInput[0] = Serial.read();
cbInput = 1;
switch(szInput[0])
{
case 'c':
case 'C':
Serial.println("Starting Calibration");
state = UIAWGStop;
break;
case 'x':
case 'X':
Serial.println("Calibration Terminated");
state = UIMainMenu;
break;
// skip White
case ' ':
case '\r':
case '\n':
break;
default:
Serial.println("Invalid command, Enter C to continue with calibration, Enter X to terminate calibration.");
break;
}
}
break;
case UIAWGStop:
if(AWGStop(rgInstr[AWG1_ID]) == Idle)
{
state = UICalibrateInstruments;
}
break;
case UICalibrateInstruments:
if((retState = CFGCalibrateInstruments(instrGrp)) == Idle)
{
Serial.print("Calibration time was: ");
Serial.print(instrGrp.tStart);
Serial.println(" msec");
state = UIPrtCalibrationInfo;
}
else if(IsStateAnError(retState))
{
Serial.print("Unable to calibrate info for ");
Serial.print(rgszInstr[((IDHDR *) instrGrp.rghInstr[instrGrp.iInstr])->id]);
Serial.print(" Error: 0x");
Serial.println(retState, 16);
if(retState == OSCDcNotHookedToOSC)
{
Serial.println("Most likely error is that the DC output is not hooked to the Analog Inputs");
}
state = UIMainMenu;
}
break;
case UIPrtCalibrationInfo:
Serial.println("Do you want to save this calibration Y/N?");
state = UIWaitForSaveCalibration;
break;
/************************************************************************/
/************************************************************************/
/********************** Save Calibration *******************************/
/************************************************************************/
/************************************************************************/
case UIWaitForSaveCalibration:
if(Serial.available() > 0)
{
szInput[0] = Serial.read();
cbInput = 1;
switch(szInput[0])
{
case 'Y':
case 'y':
state = UISaveCalibration;
break;
case 'N':
case 'n':
Serial.println("Calibration information is not saved");
state = UIMainMenu;
break;
// skip White
case ' ':
case '\r':
case '\n':
break;
default:
Serial.println("Invalid response, calibration information was not saved");
Serial.println("You can save it manually by selecting to save it");
state = UIMainMenu;
break;
}
}
break;
case UISaveCalibration:
if((retState = CFGSaveCalibration(instrGrp, VOLSD, CFGSD)) == Idle)
{
Serial.print("Calibration was saved");
state = UIMainMenu;
}
else if(IsStateAnError(retState))
{
Serial.print("Unable to save calibration info for ");
Serial.print(rgszInstr[((IDHDR *) instrGrp.rghInstr[instrGrp.iInstr])->id]);
Serial.print(" Error: 0x");
Serial.println(retState, 16);
state = UIMainMenu;
}
break;
/************************************************************************/
/************************************************************************/
/********************** Connect to a network **************************/
/************************************************************************/
/************************************************************************/
case UICheckFileName:
{
char sz[128];
int cbPrefix = CFGCreateFileName(wifiConn.comhdr.idhdr, NULL, sz, sizeof(sz));
int cbInput = strlen(szInput);
if(cbPrefix < cbInput && memcmp(sz, szInput, cbPrefix) == 0)
{
// this will include the terminating null
// remember that we index past the '_',
// so the length is one to long when calculating the size
// and that will include the null when memcpy
// use memcpy instead of strcpy because it is in place
memcpy(szInput, &szInput[cbPrefix+1], cbInput-cbPrefix);
pjcmd.iWiFi.wifiScan.iNetwork = 0;
nextScanWalk = nextState;
endScanWalk = UIProcessFileEntry;
state = UIWalkScan;
}
else
{
state = UIProcessFileEntry;
}
}
break;
case UICheckFileAgainstScan:
{
// a match
if(strlen(szInput) == pjcmd.iWiFi.wifiScan.scanInfo.ssidLen && memcmp(szInput, pjcmd.iWiFi.wifiScan.scanInfo.ssid, pjcmd.iWiFi.wifiScan.scanInfo.ssidLen) == 0)
{
Serial.print(u32t1++, 10);
Serial.print(". ");
Serial.println(szInput);
state = UIProcessFileEntry;
}
else
{
state = UIWalkScan;
}
}
break;
case UIWaitForNetwork:
if(IOReadLine(szInput, sizeof(szInput)) == Idle)
{
uint32_t index = atoi(szInput);
if(0 < index && index < u32t1)
{
u32t1 = index;
endScanState = UIWalkFiles;
walkVol = wifiVol;
walkFileEntry = UICheckFileName;
walkFileDone = UIManageWiFi;
nextState = UICheckFileAgainstSelection;
state = UIWalkFiles;
}
else
{
Serial.println("Invalid selection, try again");
state = UIManageWiFi;
}
}
break;
case UICheckFileAgainstSelection:
{
// a match
if(strlen(szInput) == pjcmd.iWiFi.wifiScan.scanInfo.ssidLen && memcmp(szInput, pjcmd.iWiFi.wifiScan.scanInfo.ssid, pjcmd.iWiFi.wifiScan.scanInfo.ssidLen) == 0)
{
if((--u32t1) == 0)
{
char sz[128];
memcpy(sz, pjcmd.iWiFi.wifiScan.scanInfo.ssid, pjcmd.iWiFi.wifiScan.scanInfo.ssidLen);
sz[pjcmd.iWiFi.wifiScan.scanInfo.ssidLen] = '\0';
CFGCreateFileName(wifiConn.comhdr.idhdr, sz, szInput, sizeof(szInput));
state = WiFiReadFile;
}
else
{
state = UIProcessFileEntry;
}
}
else
{
state = UIWalkScan;
}
}
break;
case WiFiReadFile:
if((retState = IOReadFile(dFile, wifiVol, szInput, wifiConn.comhdr.idhdr)) == Idle)
{
// put this to the starting state, no matter how it was saved
wifiConn.comhdr.state = Idle;
nextState = UIMainMenu;
state = UIWiFiConnect;
}
else if(IsStateAnError(retState))
{
Serial.print("Unable to read file: ");
Serial.println(szInput);
state = UIManageWiFi;
}
break;
/************************************************************************/
/************************************************************************/
/********************** Walk Saved WiFi Connections *********************/
/************************************************************************/
/************************************************************************/
case UIPrtWiFiConnectionFile:
{
char szWiFiPrefix[32];
uint32_t cbPrefix = 0;
uint32_t cbFile = 0;
IDHDR idHdr = {sizeof(IDHDR), WFVER, WIFIPARAM_ID, CFGSD, macOpenScope};
// create the matching template
cbFile = strlen(szInput);
cbPrefix = CFGCreateFileName(idHdr, NULL, szWiFiPrefix, sizeof(szWiFiPrefix));
if(cbFile >= cbPrefix && memcmp(szWiFiPrefix, szInput, cbPrefix) == 0 )
{
Serial.print(u32t1++);
Serial.print(". ");
Serial.println(&szInput[cbPrefix+1]);
}
}
state = UIProcessFileEntry;
break;
/************************************************************************/
/************************************************************************/
/********************** Delete Saved WiFi Connections *********************/
/************************************************************************/
/************************************************************************/
case UIDeleteWiFiConnection:
if(IOReadLine(szInput, sizeof(szInput)) == Idle)
{
uint32_t index = atoi(szInput);
if(0 < index && index < u32t1)
{
u32t1 = index;
walkVol = wifiVol;
walkFileEntry = UICheckWiFiConnectionToDelete;
walkFileDone = UIManageWiFi;
state = UIWalkFiles;
}
else
{
Serial.println("Invalid selection");
state = UIManageWiFi;
}
}
break;
case UICheckWiFiConnectionToDelete:
{
char szWiFiPrefix[32];
uint32_t cbPrefix = 0;
uint32_t cbFile = 0;
IDHDR idHdr = {sizeof(IDHDR), WFVER, WIFIPARAM_ID, CFGSD, macOpenScope};
// create the matching template
cbFile = strlen(szInput);