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1.1 root 1: /*++
2:
3: Copyright (c) 1993 - Colorado Memory Systems, Inc.
4: All Rights Reserved
5:
6: Module Name:
7:
8: protos.h
9:
10: Abstract:
11:
12: Prototypes for internal functions of the High-Level portion (data
13: formatter) of the QIC-117 device driver.
14:
15: Revision History:
16:
17:
18: --*/
19:
20: STATUS
21: q117Format(
22: OUT LONG *NumberBad,
23: IN UCHAR DoFormat,
24: IN PQIC40_VENDOR_UNIQUE VendorUnique,
25: IN OUT PQ117_CONTEXT Context
26: );
27:
28: STATUS
29: q117ReqIO(
30: IN PIO_REQUEST IoRequest,
31: IN PSEGMENT_BUFFER BufferInfo,
32: IN PQ117_CONTEXT Context
33: );
34:
35: STATUS
36: q117WaitIO(
37: IN PIO_REQUEST IoRequest,
38: IN PQ117_CONTEXT Context
39: );
40:
41: STATUS
42: q117DoIO(
43: IN PIO_REQUEST IoRequest,
44: IN PSEGMENT_BUFFER BufferInfo,
45: IN PQ117_CONTEXT Context
46: );
47:
48: STATUS
49: q117AbortIo(
50: IN PQ117_CONTEXT Context,
51: IN PKEVENT DoneEvent,
52: IN PIO_STATUS_BLOCK IoStatus
53: );
54:
55: STATUS
56: q117AbortIoDone(
57: IN PQ117_CONTEXT Context,
58: IN PKEVENT DoneEvent
59: );
60:
61: STATUS
62: q117CheckDrive(
63: IN PQ117_CONTEXT Context
64: );
65:
66: STATUS
67: q117DoCmd(
68: IN OUT PIO_REQUEST IoRequest,
69: IN CHAR Command,
70: IN PVOID Data,
71: IN PQ117_CONTEXT Context
72: );
73:
74: STATUS
75: q117EndRest(
76: IN PQ117_CONTEXT Context
77: );
78:
79: STATUS
80: q117MapBadBlock (
81: IN PIO_REQUEST IoRequest,
82: OUT PVOID *DataPointer,
83: IN OUT USHORT *BytesLeft,
84: IN OUT SEGMENT *CurrentSegment,
85: IN OUT USHORT *Remainder,
86: IN OUT PQ117_CONTEXT Context
87: );
88:
89: STATUS
90: q117NewTrkRC(
91: IN OUT PQ117_CONTEXT Context
92: );
93:
94: STATUS
95: q117SelectVol(
96: IN PVOLUME_TABLE_ENTRY TheVolumeTable,
97: IN PQ117_CONTEXT Context
98: );
99:
100: STATUS
101: q117UpdateHeader(
102: IN PTAPE_HEADER Header,
103: IN PQ117_CONTEXT Context
104: );
105:
106: STATUS
107: q117Update(
108: IN OUT PQ117_CONTEXT Context
109: );
110:
111: STATUS
112: q117DoUpdateBad(
113: IN OUT PQ117_CONTEXT Context
114: );
115:
116: STATUS
117: q117DoUpdateMarks(
118: IN OUT PQ117_CONTEXT Context
119: );
120:
121: STATUS
122: q117GetMarks(
123: IN OUT PQ117_CONTEXT Context
124: );
125:
126: STATUS
127: q117FillTapeBlocks(
128: IN OUT DRIVER_COMMAND Command,
129: IN SEGMENT CurrentSegment,
130: IN SEGMENT EndSegment,
131: IN OUT PVOID Buffer,
132: IN SEGMENT FirstGood,
133: IN SEGMENT SecondGood,
134: IN PSEGMENT_BUFFER BufferInfo,
135: IN PQ117_CONTEXT Context
136: );
137: STATUS
138: q117IssIOReq(
139: IN OUT PVOID Data,
140: IN DRIVER_COMMAND Command,
141: IN LONG Block,
142: IN OUT PSEGMENT_BUFFER BufferInfo,
143: IN OUT PQ117_CONTEXT Context
144: );
145:
146: BOOLEAN
147: q117QueueFull(
148: IN PQ117_CONTEXT Context
149: );
150:
151: BOOLEAN
152: q117QueueEmpty(
153: IN PQ117_CONTEXT Context
154: );
155:
156: PVOID
157: q117GetFreeBuffer(
158: OUT PSEGMENT_BUFFER *BufferInfo,
159: IN PQ117_CONTEXT Context
160: );
161:
162: PVOID
163: q117GetLastBuffer(
164: IN PQ117_CONTEXT Context
165: );
166:
167: PIO_REQUEST
168: q117Dequeue(
169: IN DEQUEUE_TYPE Type,
170: IN OUT PQ117_CONTEXT Context
171: );
172:
173: VOID
174: q117ClearQueue(
175: IN OUT PQ117_CONTEXT Context
176: );
177:
178: VOID
179: q117QueueSingle(
180: IN OUT PQ117_CONTEXT Context
181: );
182:
183: VOID
184: q117QueueNormal(
185: IN OUT PQ117_CONTEXT Context
186: );
187:
188: PIO_REQUEST
189: q117GetCurReq(
190: IN PQ117_CONTEXT Context
191: );
192:
193: ULONG
194: q117GetQueueIndex(
195: IN PQ117_CONTEXT Context
196: );
197:
198: VOID
199: q117SetQueueIndex(
200: IN ULONG Index,
201: OUT PQ117_CONTEXT Context
202: );
203:
204: STATUS
205: q117LoadTape (
206: IN OUT PTAPE_HEADER*HeaderPointer,
207: IN OUT PQ117_CONTEXT Context
208: );
209:
210: STATUS
211: q117InitFiler (
212: IN OUT PQ117_CONTEXT Context
213: );
214:
215: void
216: q117GetBadSectors (
217: IN OUT PQ117_CONTEXT Context
218: );
219:
220: STATUS
221: q117ReadHeaderSegment (
222: OUT PTAPE_HEADER*HeaderPointer,
223: IN OUT PQ117_CONTEXT Context
224: );
225:
226: STATUS
227: q117WriteTape(
228: IN OUT PVOID FromWhere,
229: IN OUT ULONG HowMany,
230: IN OUT PQ117_CONTEXT Context
231: );
232:
233: STATUS
234: q117EndBack(
235: IN OUT PQ117_CONTEXT Context
236: );
237:
238: STATUS
239: q117ReadVolumeEntry(
240: PVOLUME_TABLE_ENTRY VolumeEntry,
241: PQ117_CONTEXT Context
242: );
243:
244: VOID
245: q117FakeDataSize(
246: IN OUT PVOLUME_TABLE_ENTRY TheVolumeTable,
247: IN PQ117_CONTEXT Context
248: );
249:
250: STATUS
251: q117AppVolTD(
252: IN OUT PVOLUME_TABLE_ENTRY TheVolumeTable,
253: IN OUT PQ117_CONTEXT Context
254: );
255:
256: STATUS
257: q117SelectTD(
258: IN OUT PQ117_CONTEXT Context
259: );
260:
261: STATUS
262: q117Start (
263: IN OUT PQ117_CONTEXT Context
264: );
265:
266: STATUS
267: q117Stop (
268: IN OUT PQ117_CONTEXT Context
269: );
270:
271: STATUS
272: q117OpenForWrite (
273: IN OUT PQ117_CONTEXT Context
274: );
275:
276: STATUS
277: q117EndWriteOperation (
278: IN OUT PQ117_CONTEXT Context
279: );
280:
281: NTSTATUS
282: q117OpenForRead (
283: IN ULONG StartPosition,
284: IN OUT PQ117_CONTEXT Context,
285: IN PDEVICE_OBJECT DeviceObject
286: );
287:
288: STATUS
289: q117EndReadOperation (
290: IN OUT PQ117_CONTEXT Context
291: );
292:
293: STATUS
294: q117StartBack(
295: IN OUT PVOLUME_TABLE_ENTRY TheVolumeTable,
296: IN PQ117_CONTEXT Context
297: );
298:
299: STATUS
300: q117StartAppend(
301: IN OUT ULONG BytesAlreadyThere,
302: IN PVOLUME_TABLE_ENTRY TheVolumeTable,
303: IN OUT PQ117_CONTEXT Context
304: );
305:
306: STATUS
307: q117StartComm(
308: OUT PVOLUME_TABLE_ENTRY TheVolumeTable,
309: IN OUT PQ117_CONTEXT Context
310: );
311:
312: STATUS
313: q117SelVol (
314: PVOLUME_TABLE_ENTRY TheVolumeTable,
315: PQ117_CONTEXT Context
316: );
317:
318: STATUS
319: q117ReadTape (
320: OUT PVOID ToWhere,
321: IN OUT ULONG *HowMany,
322: IN OUT PQ117_CONTEXT Context
323: );
324:
325: NTSTATUS
326: q117ConvertStatus(
327: IN PDEVICE_OBJECT DeviceObject,
328: IN STATUS status
329: );
330:
331: VOID
332: q117SetTpSt(
333: PQ117_CONTEXT Context
334: );
335:
336: STATUS
337: q117GetEndBlock (
338: OUT PVOLUME_TABLE_ENTRY TheVolumeTable,
339: OUT LONG *NumberVolumes,
340: IN PQ117_CONTEXT Context
341: );
342:
343: STATUS
344: q117BuildHeader(
345: OUT PQIC40_VENDOR_UNIQUE VendorUnique,
346: IN SEGMENT *HeaderSect,
347: IN OUT PTAPE_HEADER Header,
348: IN PQ117_CONTEXT Context
349: );
350:
351: NTSTATUS
352: q117IoCtlGetMediaParameters (
353: IN PDEVICE_OBJECT DeviceObject,
354: IN PIRP Irp
355: );
356:
357: NTSTATUS
358: q117IoCtlSetMediaParameters (
359: IN PDEVICE_OBJECT DeviceObject,
360: IN PIRP Irp
361: );
362:
363: NTSTATUS
364: q117IoCtlGetDriveParameters (
365: IN PDEVICE_OBJECT DeviceObject,
366: IN PIRP Irp
367: );
368:
369: NTSTATUS
370: q117IoCtlSetDriveParameters (
371: IN PDEVICE_OBJECT DeviceObject,
372: IN PIRP Irp
373: );
374:
375: NTSTATUS
376: q117IoCtlWriteMarks (
377: IN PDEVICE_OBJECT DeviceObject,
378: IN PIRP Irp
379: );
380:
381: NTSTATUS
382: q117IoCtlSetPosition (
383: IN PDEVICE_OBJECT DeviceObject,
384: IN PIRP Irp
385: );
386:
387: NTSTATUS
388: q117FindMark(
389: ULONG Type,
390: LONG Number,
391: PQ117_CONTEXT Context,
392: IN PDEVICE_OBJECT DeviceObject
393: );
394:
395: NTSTATUS
396: q117SeekToOffset(
397: ULONG Offset,
398: PQ117_CONTEXT Context,
399: IN PDEVICE_OBJECT DeviceObject
400: );
401:
402: NTSTATUS
403: q117IoCtlErase (
404: IN PDEVICE_OBJECT DeviceObject,
405: IN PIRP Irp
406: );
407:
408: NTSTATUS
409: q117IoCtlPrepare (
410: IN PDEVICE_OBJECT DeviceObject,
411: IN PIRP Irp
412: );
413:
414: NTSTATUS
415: q117IoCtlGetStatus (
416: IN PDEVICE_OBJECT DeviceObject,
417: IN PIRP Irp
418: );
419:
420: NTSTATUS
421: q117IoCtlGetPosition (
422: IN PDEVICE_OBJECT DeviceObject,
423: IN PIRP Irp
424: );
425:
426: STATUS
427: q117CheckNewTape (
428: PQ117_CONTEXT Context
429: );
430:
431: STATUS
432: q117NewTrkBk(
433: PQ117_CONTEXT Context
434: );
435:
436: STATUS
437: q117GetTapeCapacity(
438: struct S_O_DGetCap *ptr,
439: PQ117_CONTEXT Context
440: );
441:
442: VOID
443: q117RdsInitReed (
444: VOID
445: );
446:
447: UCHAR
448: q117RdsMultiplyTuples (
449: IN UCHAR tup1,
450: IN UCHAR tup2
451: );
452:
453: UCHAR
454: q117RdsDivideTuples (
455: IN UCHAR tup1,
456: IN UCHAR tup2
457: );
458:
459: UCHAR
460: q117RdsExpTuple (
461: IN UCHAR tup1,
462: IN UCHAR xpnt
463: );
464:
465: VOID
466: q117RdsMakeCRC (
467: IN OUT UCHAR *Array, // pointer to 32K data area (segment)
468: IN UCHAR Count // number of sectors (1K blocks)(1-32)
469: );
470:
471: BOOLEAN
472: q117RdsReadCheck (
473: IN UCHAR *Array, // pointer to 32K data area (segment)
474: IN UCHAR Count // number of sectors (1K blocks)(1-32)
475: );
476:
477: BOOLEAN
478: q117RdsCorrect(
479: IN OUT UCHAR *Array, // pointer to 32K data area (segment)
480: IN UCHAR Count, // number of good sectors in segment (4-32)
481: IN UCHAR CRCErrors, // number of crc errors
482: IN UCHAR e1,
483: IN UCHAR e2,
484: IN UCHAR e3 // sectors where errors occurred
485: );
486:
487: VOID
488: q117RdsGetSyndromes (
489: IN OUT UCHAR *Array, // pointer to 32K data area (segment)
490: IN UCHAR Count, // number of good sectors in segment (4-32)
491: IN UCHAR *ps1,
492: IN UCHAR *ps2,
493: IN UCHAR *ps3
494: );
495:
496: BOOLEAN
497: q117RdsCorrectFailure (
498: IN OUT UCHAR *Array, // pointer to 32K data area (segment)
499: IN UCHAR Count, // number of good sectors in segment (4-32)
500: IN UCHAR s1,
501: IN UCHAR s2,
502: IN UCHAR s3
503: );
504:
505: BOOLEAN
506: q117RdsCorrectOneError (
507: IN OUT UCHAR *Array, // pointer to 32K data area (segment)
508: IN UCHAR Count, // number of good sectors in segment (4-32)
509: IN UCHAR ErrorLocation,
510: IN UCHAR s1,
511: IN UCHAR s2,
512: IN UCHAR s3
513: );
514:
515: BOOLEAN
516: q117RdsCorrectTwoErrors (
517: IN OUT UCHAR *Array, // pointer to 32K data area (segment)
518: IN UCHAR Count, // number of good sectors in segment (4-32)
519: IN UCHAR ErrorLocation1,
520: IN UCHAR ErrorLocation2,
521: IN UCHAR s1,
522: IN UCHAR s2,
523: IN UCHAR s3
524: );
525:
526: BOOLEAN
527: q117RdsCorrectThreeErrors (
528: IN OUT UCHAR *Array, // pointer to 32K data area (segment)
529: IN UCHAR Count, // number of good sectors in segment (4-32)
530: IN UCHAR ErrorLocation1,
531: IN UCHAR ErrorLocation2,
532: IN UCHAR ErrorLocation3,
533: IN UCHAR s1,
534: IN UCHAR s2,
535: UCHAR s3
536: );
537:
538: BOOLEAN
539: q117RdsCorrectOneErrorAndOneFailure (
540: IN OUT UCHAR *Array, // pointer to 32K data area (segment)
541: IN UCHAR Count, // number of good sectors in segment (4-32)
542: IN UCHAR ErrorLocation1,
543: IN UCHAR s1,
544: IN UCHAR s2,
545: IN UCHAR s3
546: );
547:
548: void
549: q117SpacePadString(
550: IN OUT CHAR *InputString,
551: IN LONG StrSize
552: );
553:
554: STATUS
555: q117VerifyFormat(
556: IN OUT PQ117_CONTEXT Context
557: );
558:
559: STATUS
560: q117EraseQ(
561: IN OUT PQ117_CONTEXT Context
562: );
563:
564: STATUS
565: q117EraseS(
566: IN OUT PQ117_CONTEXT Context
567: );
568:
569: VOID
570: q117ClearVolume (
571: IN OUT PQ117_CONTEXT Context
572: );
573:
574: STATUS
575: q117SkipBlock (
576: IN OUT ULONG *HowMany,
577: IN OUT PQ117_CONTEXT Context
578: );
579:
580: STATUS
581: q117ReconstructSegment(
582: IN PIO_REQUEST IoReq,
583: IN PQ117_CONTEXT Context
584: );
585:
586: STATUS
587: q117DoCorrect(
588: IN PVOID DataBuffer,
589: IN ULONG BadSectorMap,
590: IN ULONG SectorsInError
591: );
592:
593: UCHAR
594: q117CountBits(
595: IN PQ117_CONTEXT Context,
596: IN SEGMENT Segment,
597: ULONG Map
598: );
599:
600: ULONG q117ReadBadSectorList (
601: IN PQ117_CONTEXT Context,
602: IN SEGMENT Segment
603: );
604:
605: USHORT
606: q117GoodDataBytes(
607: IN SEGMENT Segment,
608: IN PQ117_CONTEXT Context
609: );
610:
611: NTSTATUS
612: q117AllocatePermanentMemory(
613: PQ117_CONTEXT Context,
614: PADAPTER_OBJECT AdapterObject,
615: ULONG NumberOfMapRegisters
616: );
617:
618: STATUS
619: q117GetTemporaryMemory(
620: PQ117_CONTEXT Context
621: );
622:
623: VOID
624: q117FreeTemporaryMemory(
625: PQ117_CONTEXT Context
626: );
627:
628: NTSTATUS
629: q117IoCtlReadAbs (
630: IN PDEVICE_OBJECT DeviceObject,
631: IN PIRP Irp
632: );
633:
634: NTSTATUS
635: q117IoCtlWriteAbs (
636: IN PDEVICE_OBJECT DeviceObject,
637: IN PIRP Irp
638: );
639:
640: STATUS
641: q117UpdateBadMap(
642: IN OUT PQ117_CONTEXT Context,
643: IN SEGMENT Segment,
644: IN ULONG BadSectors
645: );
646:
647: VOID
648: q117BadMapToBadList(
649: IN SEGMENT Segment,
650: IN ULONG BadSectors,
651: IN BAD_LIST_PTR BadListPtr
652: );
653:
654: ULONG
655: q117BadListEntryToSector(
656: IN UCHAR *ListEntry
657: );
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