source: trunk/src/kernel32/oslibdos.cpp@ 9653

Last change on this file since 9653 was 9653, checked in by sandervl, 23 years ago

implemented Get/SetHandleInformation; CloseHandle change for HANDLE_FLAG_PROTECT_FROM_CLOSE; inheritance support added to DuplicateHandle
File size: 103.4 KB
Line 
1/* $Id: oslibdos.cpp,v 1.111 2003-01-10 12:57:13 sandervl Exp $ */
2/*
3 * Wrappers for OS/2 Dos* API
4 *
5 * Copyright 1998-2000 Sander van Leeuwen (sandervl@xs4all.nl)
6 * Copyright 1999-2000 Edgar Buerkle (Edgar.Buerkle@gmx.net)
7 * Copyright 2000 Przemyslaw Dobrowolski (dobrawka@asua.org.pl)
8 * Copyright 2000 Christoph Bratschi (cbratschi@datacomm.ch)
9 * Copyright 2000 knut st. osmundsen (knut.stange.osmundsen@mynd.no)
10 *
11 * Project Odin Software License can be found in LICENSE.TXT
12 *
13 */
14
15
16
17/*******************************************************************************
18* Header Files *
19*******************************************************************************/
20#define INCL_BASE
21#define INCL_DOSEXCEPTIONS
22#define INCL_DOSMEMMGR
23#define INCL_DOSPROCESS
24#define INCL_DOSFILEMGR
25#define INCL_DOSERRORS
26#define INCL_DOSDEVIOCTL
27#define INCL_DOSDEVICES
28#define INCL_NPIPES
29#include <os2wrap.h> //Odin32 OS/2 api wrappers
30#include <stdlib.h>
31#include <stdio.h>
32#include <string.h>
33#include <ctype.h>
34#include <win32api.h>
35#include <winconst.h>
36#include <win\winioctl.h>
37#include <misc.h>
38#include "initterm.h"
39#include "oslibdos.h"
40#include "dosqss.h"
41#include "win32k.h"
42
43#define DBG_LOCALLOG DBG_oslibdos
44#include "dbglocal.h"
45
46
47/*******************************************************************************
48* Structures and Typedefs *
49*******************************************************************************/
50#ifndef DEVTYPE_OPTICAL
51#define DEVTYPE_OPTICAL 0x0008
52#endif
53
54#define IOC_CDROM_2 0x82 /* from cdioctl.h (ddk, os2cdrom.dmd sample) */
55#define IOCD_RETURN_DRIVE_LETTER 0x60
56
57
58// used for input to logical disk Get device parms Ioctl
59#pragma pack(1)
60typedef struct
61{
62 UCHAR Infotype;
63 UCHAR DriveUnit;
64} DSKREQ;
65
66/*------------------------------------------------*
67 * Cat 0x82, Func 0x60: Return Drive Letter Info *
68 *------------------------------------------------*/
69typedef struct DriveLetter_Data
70{
71 USHORT drive_count;
72 USHORT first_drive_number;
73} CDDRVLTR;
74#pragma pack()
75
76
77/*******************************************************************************
78* Global Variables *
79*******************************************************************************/
80static PROC_DosSetFileSizeL DosSetFileSizeLProc = 0;
81static PROC_DosSetFilePtrL DosSetFilePtrLProc = 0;
82static PROC_DosSetFileLocksL DosSetFileLocksLProc = 0;
83static PROC_DosOpenL DosOpenLProc = 0;
84static BOOL f64BitIO = FALSE;
85
86/* first user queries the data */
87static CDDRVLTR cdDrvLtr = {0xffff, 0xffff};
88
89
90/*******************************************************************************
91* Functions Prototypes. *
92*******************************************************************************/
93BOOL WINAPI CharToOemA( LPCSTR s, LPSTR d );
94BOOL WINAPI OemToCharA( LPCSTR s, LPSTR d );
95
96
97
98
99//******************************************************************************
100//******************************************************************************
101void OSLibInitWSeBFileIO()
102{
103 HMODULE hDoscalls;
104
105 if(DosQueryModuleHandle("DOSCALLS", &hDoscalls) != NO_ERROR) {
106 return;
107 }
108 if(DosQueryProcAddr(hDoscalls, 989, NULL, (PFN *)&DosSetFileSizeLProc) != NO_ERROR) {
109 return;
110 }
111 if(DosQueryProcAddr(hDoscalls, 988, NULL, (PFN *)&DosSetFilePtrLProc) != NO_ERROR) {
112 return;
113 }
114 if(DosQueryProcAddr(hDoscalls, 986, NULL, (PFN *)&DosSetFileLocksLProc) != NO_ERROR) {
115 return;
116 }
117 if(DosQueryProcAddr(hDoscalls, 981, NULL, (PFN *)&DosOpenLProc) != NO_ERROR) {
118 return;
119 }
120 f64BitIO = TRUE;
121}
122//******************************************************************************
123//******************************************************************************
124APIRET OdinDosSetFileSizeL(HFILE hFile, LONGLONG cbSize)
125{
126 APIRET yyrc;
127 USHORT sel = RestoreOS2FS();
128
129 yyrc = DosSetFileSizeLProc(hFile, cbSize);
130 SetFS(sel);
131
132 return yyrc;
133}
134//******************************************************************************
135//******************************************************************************
136APIRET OdinDosSetFilePtrL(HFILE hFile, LONGLONG ib, ULONG method, PLONGLONG ibActual)
137{
138 APIRET yyrc;
139 USHORT sel = RestoreOS2FS();
140
141 yyrc = DosSetFilePtrLProc(hFile, ib, method, ibActual);
142 SetFS(sel);
143
144 return yyrc;
145}
146//******************************************************************************
147//******************************************************************************
148APIRET OdinDosSetFileLocksL(HFILE hFile, PFILELOCKL pflUnlock, PFILELOCKL pflLock,
149 ULONG timeout, ULONG flags)
150{
151 APIRET yyrc;
152 USHORT sel = RestoreOS2FS();
153
154 yyrc = DosSetFileLocksLProc(hFile, pflUnlock, pflLock, timeout, flags);
155 SetFS(sel);
156
157 return yyrc;
158}
159//******************************************************************************
160//******************************************************************************
161APIRET APIENTRY OdinDosOpenL(PCSZ pszFileName,
162 PHFILE phf,
163 PULONG pulAction,
164 LONGLONG cbFile,
165 ULONG ulAttribute,
166 ULONG fsOpenFlags,
167 ULONG fsOpenMode,
168 PEAOP2 peaop2)
169{
170 APIRET yyrc;
171 USHORT sel = RestoreOS2FS();
172 char OemFileName[260];
173 CharToOemA(pszFileName, OemFileName);
174
175 if(DosOpenLProc) {
176 yyrc = DosOpenLProc(OemFileName, phf, pulAction, cbFile, ulAttribute, fsOpenFlags,
177 fsOpenMode, peaop2);
178 }
179 else yyrc = DosOpen(OemFileName, phf, pulAction, cbFile.ulLo, ulAttribute, fsOpenFlags,
180 fsOpenMode, peaop2);
181 SetFS(sel);
182
183 return yyrc;
184}
185//******************************************************************************
186// translate OS/2 error codes to Windows codes
187// NOTE: add all codes you need, list is not complete!
188//******************************************************************************
189DWORD error2WinError(APIRET rc,DWORD defaultCode)
190{
191 switch (rc)
192 {
193 case NO_ERROR: //0
194 return ERROR_SUCCESS_W;
195
196 case ERROR_INVALID_FUNCTION: //1
197 return ERROR_INVALID_FUNCTION_W;
198
199 case ERROR_FILE_NOT_FOUND: //2
200 return ERROR_FILE_NOT_FOUND_W;
201
202 case ERROR_PATH_NOT_FOUND: //3
203 return ERROR_PATH_NOT_FOUND_W;
204
205 case ERROR_TOO_MANY_OPEN_FILES: //4
206 return ERROR_TOO_MANY_OPEN_FILES_W;
207
208 case ERROR_ACCESS_DENIED: //5
209 return ERROR_ACCESS_DENIED_W;
210
211 case ERROR_INVALID_HANDLE: //6
212 return ERROR_INVALID_HANDLE_W;
213
214 case ERROR_NOT_ENOUGH_MEMORY: //8
215 return ERROR_NOT_ENOUGH_MEMORY_W;
216
217 case ERROR_BAD_FORMAT: //11
218 return ERROR_BAD_FORMAT_W;
219
220 case ERROR_INVALID_ACCESS: //12
221 return ERROR_INVALID_ACCESS_W;
222
223 case ERROR_INVALID_DATA: //13
224 return ERROR_INVALID_DATA_W;
225
226 case ERROR_INVALID_DRIVE: //15
227 return ERROR_INVALID_DRIVE_W;
228
229 case ERROR_CURRENT_DIRECTORY: // 16
230 return ERROR_CURRENT_DIRECTORY_W;
231
232 case ERROR_NO_MORE_FILES: //18
233 return ERROR_NO_MORE_FILES_W;
234
235 case ERROR_WRITE_PROTECT: //19
236 return ERROR_WRITE_PROTECT_W;
237
238 case ERROR_BAD_UNIT: //20
239 return ERROR_BAD_UNIT_W;
240
241 case ERROR_NOT_READY: //21
242 return ERROR_NOT_READY_W;
243
244 case ERROR_CRC: //23
245 return ERROR_CRC_W;
246
247 case ERROR_SEEK:
248 return ERROR_SEEK_W;
249
250 case ERROR_NOT_DOS_DISK: //26
251 return ERROR_NOT_DOS_DISK_W;
252
253 case ERROR_WRITE_FAULT: //29
254 return ERROR_WRITE_FAULT_W;
255
256 case ERROR_GEN_FAILURE: //31
257 return ERROR_GEN_FAILURE_W;
258
259 case ERROR_SHARING_VIOLATION: //32
260 return ERROR_SHARING_VIOLATION_W;
261
262 case ERROR_LOCK_VIOLATION: //32
263 return ERROR_LOCK_VIOLATION_W;
264
265 case ERROR_WRONG_DISK: //34
266 return ERROR_WRONG_DISK_W;
267
268 case ERROR_SHARING_BUFFER_EXCEEDED: //36
269 return ERROR_SHARING_BUFFER_EXCEEDED_W;
270
271 case ERROR_CANNOT_MAKE: //82
272 return ERROR_CANNOT_MAKE_W;
273
274 case ERROR_OUT_OF_STRUCTURES: //84
275 return ERROR_OUT_OF_STRUCTURES_W;
276
277 case ERROR_INVALID_PARAMETER: //87
278 return ERROR_INVALID_PARAMETER_W;
279
280 case ERROR_INTERRUPT: //95
281 return ERROR_INVALID_AT_INTERRUPT_TIME_W; //CB: right???
282
283 case ERROR_DEVICE_IN_USE: //99
284 return ERROR_DEVICE_IN_USE_W;
285
286 case ERROR_TOO_MANY_SEMAPHORES: //100
287 return ERROR_TOO_MANY_SEMAPHORES_W;
288
289 case ERROR_DISK_CHANGE: // 107
290 return ERROR_DISK_CHANGE_W;
291
292 case ERROR_DRIVE_LOCKED: //108
293 return ERROR_DRIVE_LOCKED_W;
294
295 case ERROR_BROKEN_PIPE: //109
296 return ERROR_BROKEN_PIPE_W;
297
298 case ERROR_OPEN_FAILED: //110
299 return ERROR_OPEN_FAILED_W;
300
301 case ERROR_BUFFER_OVERFLOW: //111
302 return ERROR_BUFFER_OVERFLOW_W;
303
304 case ERROR_DISK_FULL: //112
305 return ERROR_DISK_FULL_W;
306
307 case ERROR_NO_MORE_SEARCH_HANDLES: //113
308 return ERROR_NO_MORE_SEARCH_HANDLES_W;
309
310 case ERROR_SEM_TIMEOUT: //121
311 return ERROR_SEM_TIMEOUT_W;
312
313 case ERROR_INVALID_NAME:
314 return ERROR_INVALID_NAME_W;
315
316 case ERROR_DIRECT_ACCESS_HANDLE: //130
317 return ERROR_DIRECT_ACCESS_HANDLE_W;
318
319 case ERROR_NEGATIVE_SEEK: //131
320 return ERROR_NEGATIVE_SEEK;
321
322 case ERROR_SEEK_ON_DEVICE: //132
323 return ERROR_SEEK_ON_DEVICE_W;
324
325 case ERROR_DISCARDED: //157
326 return ERROR_DISCARDED_W;
327
328 case ERROR_INVALID_EXE_SIGNATURE: // 191
329 return ERROR_INVALID_EXE_SIGNATURE_W;
330
331 case ERROR_EXE_MARKED_INVALID: // 192
332 return ERROR_EXE_MARKED_INVALID_W;
333
334 case ERROR_BAD_EXE_FORMAT: // 193
335 return ERROR_BAD_EXE_FORMAT_W;
336
337 case ERROR_FILENAME_EXCED_RANGE: //206
338 return ERROR_FILENAME_EXCED_RANGE_W;
339
340 case ERROR_META_EXPANSION_TOO_LONG: //208
341 return ERROR_META_EXPANSION_TOO_LONG_W;
342
343 case ERROR_BAD_PIPE: //230
344 return ERROR_BAD_PIPE_W;
345
346 case ERROR_PIPE_BUSY: //231
347 return ERROR_PIPE_BUSY_W;
348
349 case ERROR_NO_DATA: //232
350 return ERROR_NO_DATA_W;
351
352 case ERROR_PIPE_NOT_CONNECTED: //233
353 return ERROR_PIPE_NOT_CONNECTED_W;
354
355 case ERROR_MORE_DATA: //234
356 return ERROR_MORE_DATA_W;
357
358 case ERROR_INVALID_EA_NAME: //254
359 return ERROR_INVALID_EA_NAME_W;
360
361 case ERROR_EA_LIST_INCONSISTENT: //255
362 return ERROR_EA_LIST_INCONSISTENT_W;
363
364 case ERROR_EAS_DIDNT_FIT: //275
365 return ERROR_EAS_DIDNT_FIT;
366
367 // device driver specific error codes (I24)
368 case ERROR_USER_DEFINED_BASE + ERROR_I24_WRITE_PROTECT:
369 return ERROR_WRITE_PROTECT_W;
370
371 case ERROR_USER_DEFINED_BASE + ERROR_I24_BAD_UNIT:
372 return ERROR_BAD_UNIT_W;
373
374 case ERROR_USER_DEFINED_BASE + ERROR_I24_NOT_READY:
375 return ERROR_NOT_READY_W;
376
377 case ERROR_USER_DEFINED_BASE + ERROR_I24_BAD_COMMAND:
378 return ERROR_BAD_COMMAND_W;
379
380 case ERROR_USER_DEFINED_BASE + ERROR_I24_CRC:
381 return ERROR_CRC_W;
382
383 case ERROR_USER_DEFINED_BASE + ERROR_I24_BAD_LENGTH:
384 return ERROR_BAD_LENGTH_W;
385
386 case ERROR_USER_DEFINED_BASE + ERROR_I24_SEEK:
387 return ERROR_SEEK_W;
388
389 case ERROR_USER_DEFINED_BASE + ERROR_I24_NOT_DOS_DISK:
390 return ERROR_NOT_DOS_DISK_W;
391
392 case ERROR_USER_DEFINED_BASE + ERROR_I24_SECTOR_NOT_FOUND:
393 return ERROR_SECTOR_NOT_FOUND_W;
394
395// @@@PH this error code is not defined in winconst.h
396// case ERROR_USER_DEFINED_BASE + ERROR_I24_OUT_OF_PAPER:
397// return 28;
398
399 case ERROR_USER_DEFINED_BASE + ERROR_I24_WRITE_FAULT:
400 return ERROR_WRITE_FAULT_W;
401
402 case ERROR_USER_DEFINED_BASE + ERROR_I24_READ_FAULT:
403 return ERROR_READ_FAULT_W;
404
405 case ERROR_USER_DEFINED_BASE + ERROR_I24_GEN_FAILURE:
406 return ERROR_GEN_FAILURE_W;
407
408 case ERROR_USER_DEFINED_BASE + ERROR_I24_DISK_CHANGE:
409 return ERROR_DISK_CHANGE_W;
410
411 case ERROR_USER_DEFINED_BASE + ERROR_I24_WRONG_DISK:
412 return ERROR_WRONG_DISK_W;
413
414 case ERROR_USER_DEFINED_BASE + ERROR_I24_INVALID_PARAMETER:
415 return ERROR_INVALID_PARAMETER_W;
416
417 case ERROR_USER_DEFINED_BASE + ERROR_I24_DEVICE_IN_USE:
418 return ERROR_DEVICE_IN_USE_W;
419
420 default:
421 dprintf(("WARNING: error2WinError: error %d not included!!!!", rc));
422 return defaultCode;
423 }
424}
425//******************************************************************************
426//******************************************************************************
427DWORD OSLibDosOpen(char *lpszFileName, DWORD flags)
428{
429 APIRET rc;
430 HFILE hFile;
431 ULONG ulAction;
432 DWORD os2flags = OPEN_FLAGS_NOINHERIT; //default is not inherited by child processes
433 char lOemFileName[260];
434
435 CharToOemA(lpszFileName, lOemFileName);
436
437 if(flags & OSLIB_ACCESS_READONLY)
438 os2flags |= OPEN_ACCESS_READONLY;
439 else
440 if(flags & OSLIB_ACCESS_READWRITE)
441 os2flags |= OPEN_ACCESS_READWRITE;
442
443 if(flags & OSLIB_ACCESS_SHAREDENYNONE)
444 os2flags |= OPEN_SHARE_DENYNONE;
445 else
446 if(flags & OSLIB_ACCESS_SHAREDENYREAD)
447 os2flags |= OPEN_SHARE_DENYREAD;
448 else
449 if(flags & OSLIB_ACCESS_SHAREDENYWRITE)
450 os2flags |= OPEN_SHARE_DENYWRITE;
451
452tryopen:
453 rc = DosOpen(lOemFileName, /* File path name */
454 &hFile, /* File handle */
455 &ulAction, /* Action taken */
456 0L, /* File primary allocation */
457 0L, /* File attribute */
458 OPEN_ACTION_FAIL_IF_NEW |
459 OPEN_ACTION_OPEN_IF_EXISTS, /* Open function type */
460 os2flags,
461 0L); /* No extended attribute */
462 if(rc)
463 {
464 if(rc == ERROR_TOO_MANY_OPEN_FILES)
465 {
466 ULONG CurMaxFH;
467 LONG ReqCount = 32;
468
469 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
470 if(rc)
471 {
472 dprintf(("DosSetRelMaxFH returned %d", rc));
473 return 0;
474 }
475 dprintf(("DosOpen failed -> increased nr open files to %d", CurMaxFH));
476 goto tryopen;
477 }
478
479 SetLastError(error2WinError(rc));
480 return 0;
481 }
482
483 // OK, file was opened
484 SetLastError(ERROR_SUCCESS_W);
485 return hFile;
486}
487//******************************************************************************
488//******************************************************************************
489BOOL OSLibDosClose(DWORD hFile)
490{
491 APIRET rc;
492
493 rc = DosClose(hFile);
494 SetLastError(error2WinError(rc));
495 return (rc == NO_ERROR);
496}
497//******************************************************************************
498//******************************************************************************
499BOOL OSLibDosCopyFile(LPCSTR lpszOldFile, LPCSTR lpszNewFile, BOOL fFailIfExist)
500{
501 APIRET rc;
502 char lOemOldFile[260], lOemNewFile[260];
503
504 CharToOemA(lpszOldFile, lOemOldFile);
505 CharToOemA(lpszNewFile, lOemNewFile);
506
507 rc = DosCopy((PSZ)lOemOldFile, (PSZ)lOemNewFile, fFailIfExist ? 0: DCPY_EXISTING);
508 SetLastError(error2WinError(rc));
509 return (rc == NO_ERROR);
510}
511//******************************************************************************
512//******************************************************************************
513BOOL OSLibDosMoveFile(LPCSTR lpszOldFile, LPCSTR lpszNewFile)
514{
515 APIRET rc;
516 char lOemOldFile[260], lOemNewFile[260];
517
518 CharToOemA(lpszOldFile, lOemOldFile);
519 CharToOemA(lpszNewFile, lOemNewFile);
520
521 rc = DosMove((PSZ)lOemOldFile, (PSZ)lOemNewFile);
522 SetLastError(error2WinError(rc));
523 return (rc == NO_ERROR);
524}
525//******************************************************************************
526//******************************************************************************
527BOOL OSLibDosRemoveDir(LPCSTR lpszDir)
528{
529 APIRET rc;
530 char lOemDir[260];
531
532 CharToOemA(lpszDir, lOemDir);
533
534 rc = DosDeleteDir((PSZ)lOemDir);
535 SetLastError(error2WinError(rc));
536 return (rc == NO_ERROR);
537}
538//******************************************************************************
539//******************************************************************************
540BOOL OSLibDosCreateDirectory(LPCSTR lpszDir)
541{
542 APIRET rc;
543 char lOemDir[260];
544
545 CharToOemA(lpszDir, lOemDir);
546
547 rc = DosCreateDir((PSZ)lOemDir, NULL);
548 SetLastError(error2WinError(rc));
549 return (rc == NO_ERROR);
550}
551//******************************************************************************
552//******************************************************************************
553DWORD OSLibDosChangeMaxFileHandles()
554{
555 ULONG CurMaxFH;
556 LONG ReqCount = 0;
557 APIRET rc;
558
559 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
560 if(rc) {
561 dprintf(("DosSetRelMaxFH returned %d", rc));
562 return rc;
563 }
564 if(ReqCount + ODIN_INCREMENT_MAX_FILEHANDLES > CurMaxFH) {
565 ReqCount = CurMaxFH + ODIN_INCREMENT_MAX_FILEHANDLES;
566 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
567 if(rc) {
568 dprintf(("DosSetRelMaxFH returned %d", rc));
569 return rc;
570 }
571 }
572 return 0;
573}
574//******************************************************************************
575//******************************************************************************
576DWORD OSLibDosSetInitialMaxFileHandles(DWORD maxhandles)
577{
578 ULONG CurMaxFH;
579 LONG ReqCount = 0;
580 APIRET rc;
581
582 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
583 if(rc) {
584 dprintf(("DosSetRelMaxFH returned %d", rc));
585 return rc;
586 }
587 if(CurMaxFH < maxhandles) {
588 rc = DosSetMaxFH(maxhandles);
589 if(rc) {
590 dprintf(("DosSetMaxFH returned %d", rc));
591 return rc;
592 }
593 }
594 return 0;
595}
596//******************************************************************************
597//******************************************************************************
598BOOL OSLibDosRead(DWORD hFile, LPVOID lpBuffer, DWORD size, DWORD *nrBytesRead)
599{
600 APIRET rc;
601
602 rc = DosRead(hFile, lpBuffer, size, nrBytesRead);
603 SetLastError(error2WinError(rc));
604 return (rc == NO_ERROR);
605}
606//******************************************************************************
607//******************************************************************************
608BOOL OSLibDosWrite(DWORD hFile, LPVOID lpBuffer, DWORD size, DWORD *nrBytesWritten)
609{
610 APIRET rc;
611
612 rc = DosWrite(hFile, lpBuffer, size, nrBytesWritten);
613 SetLastError(error2WinError(rc));
614 return (rc == NO_ERROR);
615}
616//******************************************************************************
617//******************************************************************************
618DWORD OSLibDosSetFilePtr(DWORD hFile, DWORD offset, DWORD method)
619{
620 DWORD os2method;
621 DWORD newoffset;
622 APIRET rc;
623
624 switch(method)
625 {
626 case OSLIB_SETPTR_FILE_CURRENT:
627 os2method = FILE_CURRENT;
628 break;
629 case OSLIB_SETPTR_FILE_BEGIN:
630 os2method = FILE_BEGIN ;
631 break;
632 case OSLIB_SETPTR_FILE_END:
633 os2method = FILE_END;
634 break;
635 default:
636 return OSLIB_ERROR_INVALID_PARAMETER;
637 }
638
639 rc = DosSetFilePtr(hFile, offset, os2method, &newoffset);
640 if(rc)
641 {
642 SetLastError(error2WinError(rc));
643 return -1;
644 }
645 SetLastError(ERROR_SUCCESS_W);
646 return newoffset;
647}
648//******************************************************************************
649//******************************************************************************
650BOOL OSLibDosDelete(char *lpszFileName)
651{
652 APIRET rc;
653 char lOemFileName[260];
654
655 CharToOemA(lpszFileName, lOemFileName);
656
657 rc = DosDelete(lOemFileName);
658 if(rc) {
659 SetLastError(error2WinError(rc));
660 return FALSE;
661 }
662 return TRUE;
663}
664//******************************************************************************
665//******************************************************************************
666BOOL pmDateTimeToFileTime(FDATE *pDate,FTIME *pTime,FILETIME *pFT)
667{
668 USHORT dosTime, dosDate;
669 BOOL ret;
670 FILETIME dummy;
671
672 dosTime = *(USHORT*)pTime;
673 dosDate = *(USHORT*)pDate;
674
675 //time we get from OS2 is local time; win32 expects file time (UTC)
676 ret = DosDateTimeToFileTime(dosDate, dosTime, &dummy);
677 if(ret) ret = LocalFileTimeToFileTime(&dummy, pFT);
678 return ret;
679}
680//******************************************************************************
681//******************************************************************************
682BOOL pmFileTimeToDateTime(FILETIME *pFT, FDATE *pDate, FTIME *pTime)
683{
684 BOOL ret;
685 FILETIME dummy;
686 //time we get from win32 is file time (UTC); OS2 expects local time
687 ret = FileTimeToLocalFileTime(pFT, &dummy);
688 if (ret) ret = FileTimeToDosDateTime(&dummy, (WORD*)pDate, (WORD*)pTime);
689 return ret;
690}
691//******************************************************************************
692//******************************************************************************
693#define NOT_NORMAL (FILE_ATTRIBUTE_READONLY_W | \
694 FILE_ATTRIBUTE_HIDDEN_W | \
695 FILE_ATTRIBUTE_SYSTEM_W | \
696 FILE_ATTRIBUTE_ARCHIVE_W)
697
698inline DWORD pm2WinFileAttributes(DWORD attrFile)
699{
700 DWORD res = 0;
701
702 if (!(attrFile & NOT_NORMAL))
703 res |= FILE_ATTRIBUTE_NORMAL_W;
704 if (attrFile & FILE_READONLY)
705 res |= FILE_ATTRIBUTE_READONLY_W;
706 if (attrFile & FILE_HIDDEN)
707 res |= FILE_ATTRIBUTE_HIDDEN_W;
708 if (attrFile & FILE_SYSTEM)
709 res |= FILE_ATTRIBUTE_SYSTEM_W;
710 if (attrFile & FILE_DIRECTORY)
711 res |= FILE_ATTRIBUTE_DIRECTORY_W;
712 if (attrFile & FILE_ARCHIVED)
713 res |= FILE_ATTRIBUTE_ARCHIVE_W;
714
715 //CB: not used: FILE_ATTRIBUTE_COMPRESSED_W
716 //PH: NT server will serve appropriate sizes for compressed files
717 // over network. So if realSize < allocatedSize, the file must
718 // be compressed.
719
720 return res;
721}
722//******************************************************************************
723//******************************************************************************
724BOOL OSLibDosGetFileAttributesEx(PSZ pszName,
725 ULONG ulDummy,
726 PVOID pBuffer)
727{
728 APIRET rc; /* API return code */
729 FILESTATUS3 fs3; /* file information structure */
730 LPWIN32_FILE_ATTRIBUTE_DATA lpFad = (LPWIN32_FILE_ATTRIBUTE_DATA) pBuffer;
731
732 // Note: we only handle standard "GetFileExInfoStandard" requests
733 rc = DosQueryPathInfo(pszName, /* query the file information */
734 FIL_STANDARD,
735 &fs3,
736 sizeof(fs3));
737 if (rc != NO_ERROR) /* check for errors */
738 return FALSE; /* raise error condition */
739
740 // convert structure
741 lpFad->dwFileAttributes = pm2WinFileAttributes(fs3.attrFile);
742 pmDateTimeToFileTime(&fs3.fdateCreation, &fs3.ftimeCreation, &lpFad->ftCreationTime);
743 pmDateTimeToFileTime(&fs3.fdateLastAccess, &fs3.ftimeLastAccess, &lpFad->ftLastAccessTime);
744 pmDateTimeToFileTime(&fs3.fdateLastWrite, &fs3.ftimeLastWrite, &lpFad->ftLastWriteTime);
745
746 /* @@@PH we might add Aurora support ...
747 lpFad->nFileSizeHigh = info.nFileSizeHigh;
748 */
749 lpFad->nFileSizeHigh = 0;
750 lpFad->nFileSizeLow = fs3.cbFile;
751
752 return TRUE;
753}
754//******************************************************************************
755DWORD WIN32API GetEnvironmentVariableA(LPCSTR, LPSTR, DWORD );
756//******************************************************************************
757DWORD OSLibDosSearchPath(DWORD cmd, char *path, char *name, char *full_name,
758 DWORD length_fullname)
759{
760 switch(cmd) {
761 case OSLIB_SEARCHDIR:
762 if(DosSearchPath(SEARCH_IGNORENETERRS, path,
763 name, full_name, length_fullname) != 0) {
764 return 0;
765 }
766 return strlen(full_name);
767
768
769 case OSLIB_SEARCHCURDIR:
770 if(DosSearchPath(SEARCH_IGNORENETERRS | SEARCH_CUR_DIRECTORY, path,
771 name, full_name, length_fullname) != 0) {
772 return 0;
773 }
774 return strlen(full_name);
775
776 case OSLIB_SEARCHFILE:
777 {
778 FILESTATUS3 fileinfo;
779
780 if(DosQueryPathInfo(name, FIL_STANDARD, &fileinfo, sizeof(fileinfo)) != 0) {
781 return 0;
782 }
783 strncpy(full_name, name, length_fullname);
784 full_name[length_fullname-1] = 0;
785 return strlen(full_name);
786 }
787
788 case OSLIB_SEARCHENV:
789 {
790 LPSTR envstring;
791 int envsize;
792 CHAR szResult[CCHMAXPATH];
793
794 envsize = GetEnvironmentVariableA(path, NULL, 0);
795 envstring = (LPSTR)malloc(envsize+1);
796 GetEnvironmentVariableA(path, envstring, envsize);
797 if(DosSearchPath(SEARCH_IGNORENETERRS, envstring,
798 name, szResult, sizeof(szResult)) != 0) {
799 free(envstring);
800 return 0;
801 }
802 free(envstring);
803 strcpy(full_name, szResult);
804 return strlen(full_name);
805 }
806 }
807 return 0;
808}
809//******************************************************************************
810//******************************************************************************
811DWORD OSLibDosQueryPathInfo(CHAR *pszPathName,
812 ULONG ulInfoLevel,
813 PVOID pInfoBuf,
814 ULONG cbInfoBuf)
815{
816 APIRET rc = DosQueryPathInfo( pszPathName, ulInfoLevel,
817 pInfoBuf, cbInfoBuf );
818
819 if(rc == ERROR_TOO_MANY_OPEN_FILES)
820 {
821 LONG reqCount = 2;
822 ULONG maxFiles;
823
824 if(DosSetRelMaxFH(&reqCount, &maxFiles) == NO_ERROR)
825 rc = DosQueryPathInfo(pszPathName, ulInfoLevel,
826 pInfoBuf, cbInfoBuf );
827 }
828 return rc;
829}
830//******************************************************************************
831//******************************************************************************
832DWORD OSLibDosCreateFile(CHAR *lpszFile,
833 DWORD fuAccess,
834 DWORD fuShare,
835 LPSECURITY_ATTRIBUTES lpSecurityAttributes,
836 DWORD fuCreate,
837 DWORD fuAttrFlags,
838 HANDLE hTemplateFile)
839{
840 HFILE hFile;
841 ULONG actionTaken = 0;
842 LONGLONG fileSize = {0};
843 ULONG fileAttr = FILE_NORMAL;
844 ULONG openFlag = 0;
845 ULONG openMode = OPEN_FLAGS_NOINHERIT; //default is not inherited by child processes
846 APIRET rc = ERROR_NOT_ENOUGH_MEMORY;;
847
848 //TODO: lpSecurityAttributes (inheritance)
849
850 if(fuAttrFlags & FILE_ATTRIBUTE_ARCHIVE_W)
851 fileAttr |= FILE_ARCHIVED;
852 if(fuAttrFlags & FILE_ATTRIBUTE_HIDDEN_W)
853 fileAttr |= FILE_HIDDEN;
854 if(fuAttrFlags & FILE_ATTRIBUTE_SYSTEM_W)
855 fileAttr |= FILE_SYSTEM;
856 if(fuAttrFlags & FILE_ATTRIBUTE_READONLY_W)
857 fileAttr |= FILE_READONLY;
858 // TODO: FILE_ATTRIBUTE_TEMPORARY_W
859
860 switch(fuCreate)
861 {
862 case CREATE_NEW_W:
863 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_FAIL_IF_EXISTS;
864 break;
865 case CREATE_ALWAYS_W:
866 /* kso 2000-11-26: Not sure if OPEN_ACTION_REPLACE_IF_EXISTS is correct here! It is correct according to
867 * MSDN, but not according to "The Win32 API SuperBible". Anyway I haven't got time to check it out in
868 * NT now.
869 * The problem is that OPEN_ACTION_REPLACE_IF_EXISTS requires write access. It failes with
870 * rc = ERROR_ACCESS_DENIED (5). Quick fix, use OPEN_IF_EXIST if readonly access.
871 */
872 if (fuAccess & GENERIC_WRITE_W)
873 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_REPLACE_IF_EXISTS;
874 else
875 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS;
876 break;
877 case OPEN_EXISTING_W:
878 openFlag |= OPEN_ACTION_FAIL_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS;
879 break;
880 case OPEN_ALWAYS_W:
881 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS;
882 break;
883 case TRUNCATE_EXISTING_W:
884 openFlag |= OPEN_ACTION_FAIL_IF_NEW | OPEN_ACTION_REPLACE_IF_EXISTS;
885 break;
886 }
887
888 if(fuAttrFlags & FILE_FLAG_WRITE_THROUGH_W) openMode |= OPEN_FLAGS_WRITE_THROUGH;
889 if(fuAttrFlags & FILE_FLAG_NO_BUFFERING_W) openMode |= OPEN_FLAGS_NO_CACHE;
890 if(fuAttrFlags & FILE_FLAG_RANDOM_ACCESS_W) openMode |= OPEN_FLAGS_RANDOM;
891 if(fuAttrFlags & FILE_FLAG_SEQUENTIAL_SCAN_W) openMode |= OPEN_FLAGS_SEQUENTIAL;
892 // TODO: FILE_FLAG_BACKUP_SEMANTICS_W
893 // FILE_FLAG_POSIX_SEMANTICS_W are not supported
894
895 //TODO: FILE_SHARE_DELETE
896 if((fuShare & (FILE_SHARE_READ_W | FILE_SHARE_WRITE_W)) == 0 )
897 openMode |= OPEN_SHARE_DENYREADWRITE;
898 else
899 if((fuShare & (FILE_SHARE_READ_W | FILE_SHARE_WRITE_W)) == (FILE_SHARE_READ_W | FILE_SHARE_WRITE_W))
900 openMode |= OPEN_SHARE_DENYNONE;
901 else
902 if(fuShare & FILE_SHARE_READ_W)
903 openMode |= OPEN_SHARE_DENYWRITE;
904 else
905 if(fuShare & FILE_SHARE_WRITE_W)
906 openMode |= OPEN_SHARE_DENYREAD;
907
908 if(fuAccess == (GENERIC_READ_W | GENERIC_WRITE_W))
909 openMode |= OPEN_ACCESS_READWRITE;
910 else
911 if(fuAccess & GENERIC_READ_W)
912 openMode |= OPEN_ACCESS_READONLY;
913 else
914 //mgp: There seems to be a problem where OPEN_ACCESS_WRITEONLY gives an
915 // Access Error (0x05) if the file is opened with
916 // OPEN_ACTION_OPEN_IF_EXISTS. So, in that case, change it to
917 // OPEN_ACCESS_READWRITE
918 if(fuAccess & GENERIC_WRITE_W)
919 if (openFlag & OPEN_ACTION_OPEN_IF_EXISTS)
920 openMode |= OPEN_ACCESS_READWRITE;
921 else
922 openMode |= OPEN_ACCESS_WRITEONLY;
923
924#if 0
925 //SvL: Not true; verified in NT! (also messed up access of files on
926 // readonly volumes)
927 // CreateFile with OPEN_ALWAYS & GENERIC_READ on non-existing file
928 // -> creates 0 size file, WriteFile is not allowed
929 // Same in OS/2.
930 /* if creating a file, access cannot be readonly! */
931 if (openFlag & OPEN_ACTION_CREATE_IF_NEW &&
932 (!(openMode & OPEN_ACCESS_READWRITE) &&
933 !(openMode & OPEN_ACCESS_WRITEONLY))) {
934 openMode |= OPEN_ACCESS_READWRITE;
935 }
936#endif
937
938 if(strlen(lpszFile) == 2 && lpszFile[1] == ':') {
939 //app tries to open logical volume/partition
940 openMode |= OPEN_FLAGS_DASD;
941 }
942 int retry = 0;
943 while (retry < 3)
944 {
945 dprintf(("DosOpen %s openFlag=%x openMode=%x", lpszFile, openFlag, openMode));
946 rc = OdinDosOpenL((PSZ)lpszFile,
947 &hFile,
948 &actionTaken,
949 fileSize,
950 fileAttr,
951 openFlag,
952 openMode,
953 NULL);
954 if (rc == ERROR_TOO_MANY_OPEN_FILES)
955 {
956 ULONG CurMaxFH;
957 LONG ReqCount = 32;
958
959 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
960 if(rc) {
961 dprintf(("DosSetRelMaxFH returned %d", rc));
962 SetLastError(ERROR_TOO_MANY_OPEN_FILES_W);
963 return INVALID_HANDLE_VALUE_W;
964 }
965 dprintf(("DosOpen failed -> increased nr open files to %d", CurMaxFH));
966 }
967 #if 0
968 else if (rc == ERROR_ACCESS_DENIED && (openFlag & OPEN_ACTION_REPLACE_IF_EXISTS))
969 { /* kso: I have great problems with the REPLACE not working
970 * So, I guess this emulation may help...
971 * This problem exist on WS4eB SMP FP1 and Warp4 FP14/Kernel 14059 at least.
972 */
973 rc = DosOpen((PSZ)lOemFile,
974 &hFile,
975 &actionTaken,
976 fileSize,
977 fileAttr,
978 (openFlag & ~OPEN_ACTION_REPLACE_IF_EXISTS) | OPEN_ACTION_OPEN_IF_EXISTS,
979 openMode,
980 NULL);
981 if (rc == NO_ERROR)
982 {
983 rc = DosSetFileSize(hFile, 0);
984 if (!rc && fileSize > 0)
985 rc = DosSetFileSize(hFile, fileSize);
986 if (rc)
987 {
988 DosClose(hFile);
989 hFile = NULLHANDLE;
990
991 if (rc != ERROR_TOO_MANY_OPEN_FILES)
992 break;
993 }
994 else break;
995 }
996 }
997 #endif
998 else break;
999 retry++;
1000 }
1001
1002 if(rc)
1003 {
1004 // @@@AH 2001-06-02 Win2k SP2 returns error 2 in this case
1005 int winError = error2WinError(rc);
1006 if (winError == ERROR_OPEN_FAILED_W || winError == ERROR_PATH_NOT_FOUND_W)
1007 winError = ERROR_FILE_NOT_FOUND_W;
1008 SetLastError(winError);
1009 return INVALID_HANDLE_VALUE_W;
1010 }
1011 SetLastError(ERROR_SUCCESS_W);
1012 return hFile;
1013}
1014//******************************************************************************
1015//******************************************************************************
1016DWORD OSLibDosOpenFile(CHAR *lpszFile, UINT fuMode)
1017{
1018 ULONG actionTaken = 0;
1019 LONGLONG fileSize = {0};
1020 ULONG fileAttr = FILE_NORMAL;
1021 ULONG openFlag = 0;
1022 ULONG openMode = OPEN_FLAGS_NOINHERIT; //default is not inherited by child processes
1023 APIRET rc = ERROR_NOT_ENOUGH_MEMORY;
1024 HFILE hFile;
1025
1026 if(!(fuMode & (OF_CREATE_W | OF_READWRITE_W | OF_WRITE_W)))
1027 {
1028 openMode |= OPEN_ACCESS_READONLY;
1029 openFlag |= OPEN_ACTION_OPEN_IF_EXISTS;
1030 }
1031 else
1032 {
1033 if(fuMode & OF_CREATE_W) {
1034 openFlag |= OPEN_ACTION_CREATE_IF_NEW |
1035 OPEN_ACTION_REPLACE_IF_EXISTS;
1036 }
1037 else openFlag |= OPEN_ACTION_OPEN_IF_EXISTS;
1038
1039 if(fuMode & OF_READWRITE_W)
1040 openMode |= OPEN_ACCESS_READWRITE;
1041 else
1042 if(fuMode & OF_WRITE_W)
1043 openMode |= OPEN_ACCESS_WRITEONLY;
1044 else
1045 if(fuMode & OF_CREATE_W)
1046 openMode |= OPEN_ACCESS_READWRITE;
1047 }
1048
1049 if((fuMode & OF_SHARE_DENY_WRITE_W) ||
1050 !(fuMode & (OF_SHARE_DENY_READ_W | OF_SHARE_DENY_NONE_W | OF_SHARE_EXCLUSIVE_W)))
1051 openMode |= OPEN_SHARE_DENYWRITE;
1052 else
1053 if (fuMode & OF_SHARE_DENY_NONE_W)
1054 openMode |= OPEN_SHARE_DENYNONE;
1055 else
1056 if (fuMode & OF_SHARE_DENY_READ_W)
1057 openMode |= OPEN_SHARE_DENYREAD;
1058 else
1059 if (fuMode & OF_SHARE_EXCLUSIVE_W)
1060 openMode |= OPEN_SHARE_DENYREADWRITE;
1061
1062 rc = OdinDosOpenL((PSZ)lpszFile,
1063 &hFile,
1064 &actionTaken,
1065 fileSize,
1066 fileAttr,
1067 openFlag,
1068 openMode,
1069 NULL);
1070
1071 if(rc != NO_ERROR)
1072 {
1073 if(fuMode & OF_EXIST_W)
1074 {
1075 if(rc == ERROR_OPEN_FAILED || rc == ERROR_FILE_NOT_FOUND)
1076 {
1077 SetLastError(ERROR_FILE_NOT_FOUND_W);
1078 return HFILE_ERROR_W;
1079 }
1080 }
1081 if((rc == ERROR_OPEN_FAILED) && (openFlag & OPEN_ACTION_OPEN_IF_EXISTS))
1082 {
1083 SetLastError(ERROR_FILE_NOT_FOUND_W);
1084 }
1085 else SetLastError(error2WinError(rc));
1086
1087 return HFILE_ERROR_W;
1088 }
1089 SetLastError(ERROR_SUCCESS_W);
1090 return hFile;
1091}
1092//******************************************************************************
1093//******************************************************************************
1094BOOL OSLibDosLockFile(DWORD hFile, DWORD dwFlags,
1095 DWORD OffsetLow, DWORD OffsetHigh,
1096 DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh,
1097 LPOVERLAPPED lpOverlapped)
1098{
1099 APIRET rc;
1100
1101 // Set 5 secs timeout for locking file and no other can access this
1102 // file region
1103
1104 if(lpOverlapped) {//TODO:
1105 dprintf(("OSLibDosLockFile: overlapped lock not yet implemented!!"));
1106 }
1107 //TODO: Locking region crossing end of file is permitted. Works in OS/2??
1108 if(f64BitIO)
1109 {
1110 FILELOCKL lockRangeL;
1111
1112 lockRangeL.lOffset.ulLo = OffsetLow;
1113 lockRangeL.lOffset.ulHi = OffsetHigh;
1114 lockRangeL.lRange.ulLo = nNumberOfBytesToLockLow;
1115 lockRangeL.lRange.ulHi = nNumberOfBytesToLockHigh;
1116
1117 rc = OdinDosSetFileLocksL(hFile, NULL, &lockRangeL,
1118 (dwFlags & LOCKFILE_FAIL_IMMEDIATELY_W) ? 0 : 5000, 0);
1119 //SvL: 64 bits values are only supported by JFS
1120 // Try the 32 bits DosSetFileLocks if it fails
1121 // (TODO: should check the partition type instead)
1122 if(rc == ERROR_INVALID_PARAMETER && (OffsetHigh || nNumberOfBytesToLockHigh)) {
1123 goto oldlock;
1124 }
1125 }
1126 else
1127 {
1128oldlock:
1129 FILELOCK lockRange = { OffsetLow, nNumberOfBytesToLockLow };
1130
1131 rc = DosSetFileLocks(hFile, NULL, &lockRange,
1132 (dwFlags & LOCKFILE_FAIL_IMMEDIATELY_W) ? 0 : 5000, 0);
1133 }
1134 if(rc) {
1135 SetLastError(error2WinError(rc));
1136 return FALSE;
1137 }
1138 SetLastError(ERROR_SUCCESS_W);
1139 return TRUE;
1140}
1141//******************************************************************************
1142//******************************************************************************
1143BOOL OSLibDosUnlockFile(DWORD hFile, DWORD OffsetLow, DWORD OffsetHigh,
1144 DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh,
1145 LPOVERLAPPED lpOverlapped)
1146{
1147 APIRET rc;
1148
1149 // Set 5 secs timeout for unlocking file and no other can access this
1150 // file region
1151
1152 if(lpOverlapped) {//TODO:
1153 dprintf(("OSLibDosUnlockFile: overlapped unlock not yet implemented!!"));
1154 }
1155 if(f64BitIO)
1156 {
1157 FILELOCKL unlockRangeL;
1158
1159 unlockRangeL.lOffset.ulLo = OffsetLow;
1160 unlockRangeL.lOffset.ulHi = OffsetHigh;
1161 unlockRangeL.lRange.ulLo = nNumberOfBytesToLockLow;
1162 unlockRangeL.lRange.ulHi = nNumberOfBytesToLockHigh;
1163
1164 rc = OdinDosSetFileLocksL(hFile, &unlockRangeL, NULL, 5000, 0);
1165 //SvL: 64 bits values are only supported by JFS
1166 // Try the 32 bits DosSetFileLocks if it fails
1167 // (TODO: should check the partition type instead)
1168 if(rc == ERROR_INVALID_PARAMETER && (OffsetHigh || nNumberOfBytesToLockHigh)) {
1169 goto oldlock;
1170 }
1171 }
1172 else
1173 {
1174oldlock:
1175 FILELOCK unlockRange = { OffsetLow, nNumberOfBytesToLockLow };
1176
1177 rc = DosSetFileLocks(hFile, &unlockRange, NULL, 5000, 0);
1178 }
1179 if(rc) {
1180 SetLastError(error2WinError(rc));
1181 return FALSE;
1182 }
1183 SetLastError(ERROR_SUCCESS_W);
1184 return TRUE;
1185}
1186//******************************************************************************
1187//******************************************************************************
1188BOOL OSLibDosFlushFileBuffers(DWORD hFile)
1189{
1190 APIRET rc;
1191
1192 rc = DosResetBuffer(hFile);
1193 SetLastError(error2WinError(rc));
1194 return (rc == NO_ERROR);
1195}
1196//******************************************************************************
1197//******************************************************************************
1198DWORD OSLibDosGetFileSize(DWORD hFile, LPDWORD lpdwFileSizeHigh)
1199{
1200 APIRET rc;
1201 ULONG sizeLow;
1202
1203 if(f64BitIO)
1204 {
1205 FILESTATUS3L fsts3ConfigInfoL = {{0}};
1206 ULONG ulBufSize = sizeof(FILESTATUS3L);
1207
1208 rc = DosQueryFileInfo(hFile, FIL_STANDARDL, &fsts3ConfigInfoL, ulBufSize);
1209 if(lpdwFileSizeHigh) {
1210 *lpdwFileSizeHigh = fsts3ConfigInfoL.cbFile.ulHi;
1211 }
1212 sizeLow = fsts3ConfigInfoL.cbFile.ulLo;
1213 }
1214 else
1215 {
1216 FILESTATUS3 fsts3ConfigInfo = {{0}};
1217 ULONG ulBufSize = sizeof(FILESTATUS3);
1218
1219 if(lpdwFileSizeHigh) {
1220 *lpdwFileSizeHigh = 0;
1221 }
1222 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fsts3ConfigInfo, ulBufSize);
1223 sizeLow = fsts3ConfigInfo.cbFile;
1224 }
1225 if(rc) {
1226 SetLastError(error2WinError(rc));
1227 return -1;
1228 }
1229 SetLastError(ERROR_SUCCESS_W);
1230 return sizeLow;
1231}
1232//******************************************************************************
1233//******************************************************************************
1234DWORD OSLibDosSetFilePointer(DWORD hFile, DWORD OffsetLow, DWORD *OffsetHigh, DWORD method)
1235{
1236 LONGLONG offsetL;
1237 LONGLONG newoffsetL;
1238 APIRET rc;
1239 DWORD newoffset;
1240
1241 switch(method)
1242 {
1243 case FILE_BEGIN_W:
1244 method = FILE_BEGIN;
1245 break;
1246
1247 case FILE_CURRENT_W:
1248 method = FILE_CURRENT;
1249 break;
1250
1251 case FILE_END_W:
1252 method = FILE_END;
1253 break;
1254 }
1255
1256 // PH Note: for a negative 32-bit seek, the OS/2 64-bit version
1257 // needs to be skipped.
1258 if( (f64BitIO) && (OffsetHigh) )
1259 {
1260 offsetL.ulLo = OffsetLow;
1261 offsetL.ulHi = (OffsetHigh) ? *OffsetHigh : 0;
1262 rc = OdinDosSetFilePtrL(hFile, offsetL, method, &newoffsetL);
1263 if(OffsetHigh) {
1264 *OffsetHigh = newoffsetL.ulHi;
1265 }
1266 newoffset = newoffsetL.ulLo;
1267 }
1268 else rc = DosSetFilePtr(hFile, OffsetLow, method, &newoffset);
1269
1270 if(rc)
1271 {
1272 SetLastError(error2WinError(rc));
1273 return -1;
1274 }
1275 SetLastError(ERROR_SUCCESS_W);
1276 return newoffset;
1277}
1278//******************************************************************************
1279//******************************************************************************
1280BOOL OSLibDosSetEndOfFile(DWORD hFile)
1281{
1282 ULONG newFilePos;
1283 LONGLONG FilePosL = {0,0};
1284 LONGLONG newFilePosL;
1285 APIRET rc;
1286
1287 if(f64BitIO) {
1288 rc = OdinDosSetFilePtrL(hFile, FilePosL, FILE_CURRENT, &newFilePosL);
1289 if(rc == 0) {
1290 rc = OdinDosSetFileSizeL(hFile, newFilePosL);
1291 }
1292 }
1293 else {
1294 rc = DosSetFilePtr(hFile, 0, FILE_CURRENT, &newFilePos);
1295 if(rc == 0) {
1296 rc = DosSetFileSize(hFile, newFilePos);
1297 }
1298 }
1299 if(rc) {
1300 SetLastError(error2WinError(rc));
1301 return FALSE;
1302 }
1303 SetLastError(ERROR_SUCCESS_W);
1304 return TRUE;
1305}
1306//******************************************************************************
1307//******************************************************************************
1308BOOL OSLibDosGetFileInformationByHandle(DWORD hFile, BY_HANDLE_FILE_INFORMATION* pInfo)
1309{
1310 APIRET rc;
1311
1312 if(f64BitIO)
1313 {
1314 FILESTATUS4L statusL = { 0 };
1315
1316 rc = DosQueryFileInfo(hFile, FIL_QUERYEASIZEL,
1317 &statusL, sizeof(statusL));
1318 if(rc == NO_ERROR)
1319 {
1320 pInfo->dwFileAttributes = 0;
1321 if(!(statusL.attrFile & NOT_NORMAL))
1322 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_NORMAL_W;
1323 if(statusL.attrFile & FILE_READONLY)
1324 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_READONLY_W;
1325 if(statusL.attrFile & FILE_HIDDEN)
1326 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_HIDDEN_W;
1327 if(statusL.attrFile & FILE_SYSTEM)
1328 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_SYSTEM_W;
1329 if(statusL.attrFile & FILE_DIRECTORY)
1330 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY_W;
1331 if(statusL.attrFile & FILE_ARCHIVED)
1332 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_ARCHIVE_W;
1333
1334 pmDateTimeToFileTime(&statusL.fdateCreation,
1335 &statusL.ftimeCreation,
1336 &pInfo->ftCreationTime);
1337 pmDateTimeToFileTime(&statusL.fdateLastAccess,
1338 &statusL.ftimeLastAccess,
1339 &pInfo->ftLastAccessTime);
1340 pmDateTimeToFileTime(&statusL.fdateLastWrite,
1341 &statusL.ftimeLastWrite,
1342 &pInfo->ftLastWriteTime);
1343
1344 pInfo->nFileSizeHigh = statusL.cbFile.ulHi;
1345 pInfo->nFileSizeLow = statusL.cbFile.ulLo;
1346 pInfo->dwVolumeSerialNumber = 0; //todo
1347 pInfo->nNumberOfLinks = 1;
1348 pInfo->nFileIndexHigh = 0;
1349 pInfo->nFileIndexLow = 0;
1350 }
1351 }
1352 else
1353 {
1354 FILESTATUS4 status = { 0 };
1355
1356 rc = DosQueryFileInfo(hFile, FIL_QUERYEASIZE, &status,
1357 sizeof(status));
1358 if(rc == NO_ERROR)
1359 {
1360 pInfo->dwFileAttributes = 0;
1361 if(!(status.attrFile & NOT_NORMAL))
1362 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_NORMAL_W;
1363 if(status.attrFile & FILE_READONLY)
1364 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_READONLY_W;
1365 if(status.attrFile & FILE_HIDDEN)
1366 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_HIDDEN_W;
1367 if(status.attrFile & FILE_SYSTEM)
1368 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_SYSTEM_W;
1369 if(status.attrFile & FILE_DIRECTORY)
1370 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY_W;
1371 if(status.attrFile & FILE_ARCHIVED)
1372 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_ARCHIVE_W;
1373
1374 pmDateTimeToFileTime(&status.fdateCreation,
1375 &status.ftimeCreation,
1376 &pInfo->ftCreationTime);
1377 pmDateTimeToFileTime(&status.fdateLastAccess,
1378 &status.ftimeLastAccess,
1379 &pInfo->ftLastAccessTime);
1380 pmDateTimeToFileTime(&status.fdateLastWrite,
1381 &status.ftimeLastWrite,
1382 &pInfo->ftLastWriteTime);
1383
1384 pInfo->nFileSizeHigh = 0;
1385 pInfo->nFileSizeLow = status.cbFile;
1386 pInfo->dwVolumeSerialNumber = 0; //todo
1387 pInfo->nNumberOfLinks = 1;
1388 pInfo->nFileIndexHigh = 0;
1389 pInfo->nFileIndexLow = 0;
1390 }
1391 }
1392 if(rc) {
1393 SetLastError(error2WinError(rc));
1394 return FALSE;
1395 }
1396 SetLastError(ERROR_SUCCESS_W);
1397 return TRUE;
1398}
1399//******************************************************************************
1400//******************************************************************************
1401BOOL OSLibDosSetFileTime(DWORD hFile, LPFILETIME pFT1,
1402 LPFILETIME pFT2, LPFILETIME pFT3)
1403{
1404 FILESTATUS3 fileInfo;
1405 APIRET rc;
1406
1407 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1408
1409 if (rc == NO_ERROR)
1410 {
1411 if (pFT1) pmFileTimeToDateTime(pFT1, &fileInfo.fdateCreation, &fileInfo.ftimeCreation);
1412 if (pFT2) pmFileTimeToDateTime(pFT2, &fileInfo.fdateLastAccess,&fileInfo.ftimeLastAccess);
1413 if (pFT3) pmFileTimeToDateTime(pFT3, &fileInfo.fdateLastWrite, &fileInfo.ftimeLastWrite);
1414
1415 rc = DosSetFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1416 }
1417
1418 if(rc)
1419 {
1420 SetLastError(error2WinError(rc));
1421 return FALSE;
1422 }
1423 SetLastError(ERROR_SUCCESS_W);
1424 return TRUE;
1425}
1426//******************************************************************************
1427//******************************************************************************
1428BOOL OSLibDosGetFileTime(DWORD hFile, LPFILETIME pFT1,
1429 LPFILETIME pFT2, LPFILETIME pFT3)
1430{
1431 FILESTATUS3 fileInfo;
1432 APIRET rc;
1433
1434 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1435
1436 if(rc == NO_ERROR)
1437 {
1438 if (pFT1) pmDateTimeToFileTime(&fileInfo.fdateCreation, &fileInfo.ftimeCreation, pFT1);
1439 if (pFT2) pmDateTimeToFileTime(&fileInfo.fdateLastAccess,&fileInfo.ftimeLastAccess,pFT2);
1440 if (pFT3) pmDateTimeToFileTime(&fileInfo.fdateLastWrite, &fileInfo.ftimeLastWrite, pFT3);
1441 }
1442 if(rc)
1443 {
1444 SetLastError(error2WinError(rc));
1445 return FALSE;
1446 }
1447 SetLastError(ERROR_SUCCESS_W);
1448 return TRUE;
1449}
1450//******************************************************************************
1451//******************************************************************************
1452DWORD OSLibDosSetFilePtr2(DWORD hFile, DWORD offset, DWORD method)
1453{
1454 DWORD newoffset;
1455 APIRET rc;
1456
1457
1458 rc = DosSetFilePtr(hFile, offset, method, &newoffset);
1459 if(rc) {
1460 dprintf(("DosSetFilePtr Error rc:%d", rc));
1461 return -1;
1462 }
1463 else return newoffset;
1464}
1465//******************************************************************************
1466//******************************************************************************
1467DWORD OSLibDosDupHandle(DWORD hFile, DWORD *hNew)
1468{
1469 *hNew = -1;
1470 return DosDupHandle(hFile, hNew);
1471}
1472//******************************************************************************
1473//******************************************************************************
1474DWORD OSLibDosSetFHState(DWORD hFile, DWORD dwFlags)
1475{
1476 DWORD ulMode;
1477 APIRET rc;
1478
1479 rc = DosQueryFHState(hFile, &ulMode);
1480 if(rc != NO_ERROR) return error2WinError(rc);
1481
1482 //turn off non-participating bits
1483 ulMode &= 0x7F88;
1484
1485 if(dwFlags & HANDLE_FLAG_INHERIT_W) {
1486 ulMode &= ~OPEN_FLAGS_NOINHERIT;
1487 }
1488 else
1489 ulMode |= OPEN_FLAGS_NOINHERIT;
1490
1491 rc = DosSetFHState(hFile, ulMode);
1492 return error2WinError(rc);
1493}
1494//******************************************************************************
1495//Returns time spent in kernel & user mode in milliseconds
1496//******************************************************************************
1497BOOL OSLibDosQueryProcTimes(DWORD procid, ULONG *kerneltime, ULONG *usertime)
1498{
1499 APIRET rc;
1500 char *buf;
1501 ULONG size;
1502 ULONG nrthreads = 4;
1503
1504tryagain:
1505 size = sizeof(QTOPLEVEL)+sizeof(QGLOBAL)+sizeof(QPROCESS) + nrthreads*sizeof(QTHREAD);
1506 buf = (char *)malloc(size);
1507 rc = DosQuerySysState(0x1, RESERVED, procid, RESERVED, (PCHAR)buf, size);
1508
1509 if(rc) {
1510 free(buf);
1511 if(rc == ERROR_BUFFER_OVERFLOW) {
1512 nrthreads += 4;
1513 goto tryagain;
1514 }
1515 return FALSE;
1516 }
1517 PQTOPLEVEL top = (PQTOPLEVEL)buf;
1518
1519 *kerneltime = 0;
1520 *usertime = 0;
1521 for(int i=0;i<top->procdata->threadcnt;i++) {
1522 *kerneltime += top->procdata->threads[i].systime;
1523 *usertime += top->procdata->threads[i].usertime;
1524 }
1525 free(buf);
1526 return TRUE;
1527}
1528//******************************************************************************
1529//******************************************************************************
1530// TODO: implement SecurityAttributes parameter
1531DWORD OSLibDosCreateNamedPipe(LPCTSTR lpName,
1532 DWORD dwOpenMode,
1533 DWORD dwPipeMode,
1534 DWORD nMaxInstances,
1535 DWORD nOutBufferSize,
1536 DWORD nInBufferSize,
1537 DWORD nDefaultTimeOut,
1538 LPSECURITY_ATTRIBUTES lpSecurityAttributes)
1539{ DWORD dwOS2Mode = NP_NOINHERIT; //default is not inherited by child processes
1540 DWORD dwOS2PipeMode = 0;
1541 LPSTR lpOS2Name;
1542 DWORD hPipe;
1543 DWORD rc, ulAction;
1544
1545 if (dwOpenMode & PIPE_ACCESS_DUPLEX_W)
1546 dwOS2Mode |= NP_ACCESS_DUPLEX;
1547 else
1548 if (dwOpenMode & PIPE_ACCESS_INBOUND_W)
1549 dwOS2Mode |= NP_ACCESS_INBOUND;
1550 else
1551 if (dwOpenMode & PIPE_ACCESS_OUTBOUND_W)
1552 dwOS2Mode |= NP_ACCESS_OUTBOUND;
1553 // TODO:
1554 // if(dwOpenMode & FILE_FLAG_OVERLAPPED)
1555 // if(dwOpenMode & WRITE_DAC)
1556 // if(dwOpenMode & WRITE_OWNER)
1557 // if(dwOpenMode & ACCESS_SYSTEM_SECURITY)
1558 if(dwOpenMode & FILE_FLAG_WRITE_THROUGH_W)
1559 dwOS2Mode |= NP_WRITEBEHIND; // FIXME: I'm not sure!
1560
1561 if (dwPipeMode & PIPE_WAIT_W)
1562 dwOS2PipeMode |= NP_WAIT;
1563 if (dwPipeMode & PIPE_NOWAIT_W)
1564 dwOS2PipeMode |= NP_NOWAIT;
1565 if (dwPipeMode & PIPE_READMODE_BYTE_W)
1566 dwOS2PipeMode |= NP_READMODE_BYTE;
1567 if (dwPipeMode & PIPE_READMODE_MESSAGE_W)
1568 dwOS2PipeMode |= NP_READMODE_MESSAGE;
1569 if (dwPipeMode & PIPE_TYPE_BYTE_W)
1570 dwOS2PipeMode |= NP_TYPE_BYTE;
1571 if (dwPipeMode & PIPE_TYPE_MESSAGE_W)
1572 dwOS2PipeMode |= NP_TYPE_MESSAGE;
1573
1574 if (nMaxInstances>0xff)
1575 {
1576 SetLastError(ERROR_INVALID_PARAMETER_W); // ERROR_INVALID_PARAMETER
1577 return -1; // INVALID_HANDLE_VALUE
1578 }
1579 dwOS2PipeMode |= nMaxInstances;
1580
1581 if (strstr(lpName,"\\\\."))
1582 {
1583 // If pipe is created on the local machine
1584 // we must delete string \\. because
1585 // in Windows named pipes scheme is a \\.\PIPE\pipename
1586 // but in OS/2 only \PIPE\pipename
1587 lpOS2Name = (LPSTR)lpName + 3;
1588 }
1589 else lpOS2Name = (LPSTR)lpName;
1590
1591 dprintf(("DosCreateNPipe(%s,%x,%x,%x,%x,%x)",lpOS2Name,dwOS2Mode,dwOS2PipeMode,nInBufferSize,nOutBufferSize,nDefaultTimeOut));
1592
1593 //if the windows app tries to open another instance of an existing pipe, then
1594 //we must use DosOpen here. So first try DosOpen, if that fails then we can
1595 //create the named pipe
1596 rc = DosOpen(lpOS2Name, &hPipe, &ulAction, 0, FILE_NORMAL, FILE_OPEN,
1597 ((dwOpenMode & PIPE_ACCESS_INBOUND_W) ? OPEN_ACCESS_READWRITE : OPEN_ACCESS_READONLY) |
1598 OPEN_SHARE_DENYNONE | OPEN_FLAGS_NOINHERIT, NULL);
1599
1600 if(rc == NO_ERROR) {
1601#if 0
1602 //TODO:
1603 if(dwOpenMode & FILE_FLAG_FIRST_PIPE_INSTANCE_W) {
1604 DosClose(hPipe);
1605 SetLastError(ERROR_ALREADY_EXISTS_W);
1606 return -1;
1607 }
1608 else {
1609#endif
1610 dprintf(("Opening of existing named pipe succeeded"));
1611 SetLastError(ERROR_SUCCESS_W);
1612 return hPipe;
1613// }
1614 }
1615
1616 rc=DosCreateNPipe(lpOS2Name,
1617 &hPipe,
1618 dwOS2Mode,
1619 dwOS2PipeMode,
1620 nInBufferSize,
1621 nInBufferSize,
1622 nDefaultTimeOut); // Timeouts must be tested!
1623
1624 dprintf(("DosCreateNPipe rc=%d",rc));
1625 if (rc)
1626 {
1627 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER_W));
1628 return -1; // INVALID_HANDLE_VALUE
1629 }
1630 SetLastError(ERROR_SUCCESS_W);
1631 return hPipe;
1632}
1633//******************************************************************************
1634//******************************************************************************
1635BOOL OSLibSetNamedPipeState(DWORD hNamedPipe, DWORD dwPipeMode)
1636{
1637 ULONG dwOS2PipeMode = 0;
1638 APIRET rc;
1639
1640 if (dwPipeMode & PIPE_WAIT_W)
1641 dwOS2PipeMode |= NP_WAIT;
1642 if (dwPipeMode & PIPE_NOWAIT_W)
1643 dwOS2PipeMode |= NP_NOWAIT;
1644 if (dwPipeMode & PIPE_READMODE_BYTE_W)
1645 dwOS2PipeMode |= NP_READMODE_BYTE;
1646 if (dwPipeMode & PIPE_READMODE_MESSAGE_W)
1647 dwOS2PipeMode |= NP_READMODE_MESSAGE;
1648
1649 rc = DosSetNPHState(hNamedPipe, dwOS2PipeMode);
1650 if(rc) {
1651 SetLastError(error2WinError(rc, ERROR_INVALID_PARAMETER_W));
1652 return FALSE;
1653 }
1654 SetLastError(ERROR_SUCCESS_W);
1655 return TRUE;
1656}
1657//******************************************************************************
1658//******************************************************************************
1659DWORD OSLibDosOpenPipe(LPCTSTR lpName,
1660 DWORD fuAccess,
1661 DWORD fuShare,
1662 LPSECURITY_ATTRIBUTES lpSecurityAttributes,
1663 DWORD fuCreate,
1664 DWORD fuAttrFlags)
1665{
1666 LPSTR lpOS2Name;
1667 ULONG hPipe;
1668 ULONG rc, ulAction;
1669 ULONG openFlag = 0;
1670 ULONG openMode = OPEN_FLAGS_NOINHERIT; //default is not inherited by child processes
1671
1672
1673 switch(fuCreate)
1674 {
1675 case CREATE_NEW_W:
1676 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_FAIL_IF_EXISTS;
1677 break;
1678 case CREATE_ALWAYS_W:
1679 /* kso 2000-11-26: Not sure if OPEN_ACTION_REPLACE_IF_EXISTS is correct here! It is correct according to
1680 * MSDN, but not according to "The Win32 API SuperBible". Anyway I haven't got time to check it out in
1681 * NT now.
1682 * The problem is that OPEN_ACTION_REPLACE_IF_EXISTS requires write access. It failes with
1683 * rc = ERROR_ACCESS_DENIED (5). Quick fix, use OPEN_IF_EXIST if readonly access.
1684 */
1685 if (fuAccess & GENERIC_WRITE_W)
1686 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_REPLACE_IF_EXISTS;
1687 else
1688 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS;
1689 break;
1690 case OPEN_EXISTING_W:
1691 openFlag |= OPEN_ACTION_FAIL_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS;
1692 break;
1693 case OPEN_ALWAYS_W:
1694 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS;
1695 break;
1696 case TRUNCATE_EXISTING_W:
1697 openFlag |= OPEN_ACTION_FAIL_IF_NEW | OPEN_ACTION_REPLACE_IF_EXISTS;
1698 break;
1699 }
1700
1701 if(fuAttrFlags & FILE_FLAG_WRITE_THROUGH_W) openMode |= OPEN_FLAGS_WRITE_THROUGH;
1702 if(fuAttrFlags & FILE_FLAG_NO_BUFFERING_W) openMode |= OPEN_FLAGS_NO_CACHE;
1703 if(fuAttrFlags & FILE_FLAG_RANDOM_ACCESS_W) openMode |= OPEN_FLAGS_RANDOM;
1704 if(fuAttrFlags & FILE_FLAG_SEQUENTIAL_SCAN_W) openMode |= OPEN_FLAGS_SEQUENTIAL;
1705 // TODO: FILE_FLAG_BACKUP_SEMANTICS_W
1706 // FILE_FLAG_POSIX_SEMANTICS_W are not supported
1707
1708 //TODO: FILE_SHARE_DELETE
1709 if((fuShare & (FILE_SHARE_READ_W | FILE_SHARE_WRITE_W)) == 0 )
1710 openMode |= OPEN_SHARE_DENYREADWRITE;
1711 else
1712 if((fuShare & (FILE_SHARE_READ_W | FILE_SHARE_WRITE_W)) == (FILE_SHARE_READ_W | FILE_SHARE_WRITE_W))
1713 openMode |= OPEN_SHARE_DENYNONE;
1714 else
1715 if(fuShare & FILE_SHARE_READ_W)
1716 openMode |= OPEN_SHARE_DENYWRITE;
1717 else
1718 if(fuShare & FILE_SHARE_WRITE_W)
1719 openMode |= OPEN_SHARE_DENYREAD;
1720
1721 if(fuAccess == (GENERIC_READ_W | GENERIC_WRITE_W))
1722 openMode |= OPEN_ACCESS_READWRITE;
1723 else
1724 if(fuAccess & GENERIC_READ_W)
1725 openMode |= OPEN_ACCESS_READONLY;
1726 else
1727 if(fuAccess & GENERIC_WRITE_W)
1728 openMode |= OPEN_ACCESS_WRITEONLY;
1729
1730 if (strstr(lpName,"\\\\."))
1731 {
1732 // If pipe is created on the local machine
1733 // we must delete string \\. because
1734 // in Windows named pipes scheme is a \\.\PIPE\pipename
1735 // but in OS/2 only \PIPE\pipename
1736 lpOS2Name = (LPSTR)lpName + 3;
1737 }
1738 else lpOS2Name = (LPSTR)lpName;
1739
1740 rc = DosOpen(lpOS2Name, &hPipe, &ulAction, 0, 0,
1741 openFlag, openMode, NULL);
1742
1743 if(rc == NO_ERROR) {
1744 dprintf(("Opening of existing named pipe succeeded"));
1745 SetLastError(ERROR_SUCCESS_W);
1746 return hPipe;
1747 }
1748
1749 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER_W));
1750 return -1; // INVALID_HANDLE_VALUE
1751}
1752
1753//******************************************************************************
1754//******************************************************************************
1755// TODO: implement lpOverlapped parameter!
1756BOOL OSLibDosConnectNamedPipe(DWORD hNamedPipe, LPOVERLAPPED lpOverlapped)
1757{
1758 DWORD rc;
1759
1760 rc=DosConnectNPipe(hNamedPipe);
1761 dprintf(("DosConnectNPipe rc=%d",rc));
1762
1763 if(rc == NO_ERROR) {
1764 SetLastError(ERROR_SUCCESS_W);
1765 return (TRUE);
1766 }
1767 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1768 return (FALSE);
1769}
1770
1771//******************************************************************************
1772//******************************************************************************
1773BOOL OSLibDosCallNamedPipe( LPCTSTR lpNamedPipeName,
1774 LPVOID lpInBuffer,
1775 DWORD nInBufferSize,
1776 LPVOID lpOutBuffer,
1777 DWORD nOutBufferSize,
1778 LPDWORD lpBytesRead,
1779 DWORD nTimeOut )
1780{
1781 LPSTR lpOS2Name;
1782 DWORD rc;
1783
1784 if (strstr(lpNamedPipeName,"\\\\."))
1785 {
1786 // If pipe is created on the local machine
1787 // we must delete string \\. because
1788 // in Windows named pipes scheme is a \\.\PIPE\pipename
1789 // but in OS/2 only \PIPE\pipename
1790 lpOS2Name = (LPSTR)lpNamedPipeName + 3;
1791 }
1792 else lpOS2Name = (LPSTR)lpNamedPipeName;
1793
1794 rc=DosCallNPipe(lpOS2Name,
1795 lpInBuffer,
1796 nInBufferSize,
1797 lpOutBuffer,
1798 nOutBufferSize,
1799 lpBytesRead,
1800 nTimeOut );
1801
1802
1803 if(rc == NO_ERROR) {
1804 SetLastError(ERROR_SUCCESS_W);
1805 return (TRUE);
1806 }
1807 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1808 return (FALSE);
1809}
1810
1811//******************************************************************************
1812//******************************************************************************
1813BOOL OSLibDosTransactNamedPipe( DWORD hNamedPipe,
1814 LPVOID lpInBuffer,
1815 DWORD nInBufferSize,
1816 LPVOID lpOutBuffer,
1817 DWORD nOutBufferSize,
1818 LPDWORD lpBytesRead,
1819 LPOVERLAPPED lpOverlapped)
1820{
1821 DWORD rc;
1822
1823 rc=DosTransactNPipe(hNamedPipe,
1824 lpOutBuffer,
1825 nOutBufferSize,
1826 lpInBuffer,
1827 nInBufferSize,
1828 lpBytesRead);
1829
1830 dprintf(("DosTransactNPipe returned rc=%d");)
1831 if(rc == NO_ERROR) {
1832 SetLastError(ERROR_SUCCESS_W);
1833 return (TRUE);
1834 }
1835 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1836 return (FALSE);
1837}
1838
1839//******************************************************************************
1840//******************************************************************************
1841BOOL OSLibDosPeekNamedPipe(DWORD hPipe,
1842 LPVOID lpvBuffer,
1843 DWORD cbBuffer,
1844 LPDWORD lpcbRead,
1845 LPDWORD lpcbAvail,
1846 LPDWORD lpcbMessage)
1847{
1848 DWORD rc;
1849 AVAILDATA availData ={0};
1850 ULONG ulDummy;
1851
1852 rc=DosPeekNPipe(hPipe,lpvBuffer,cbBuffer,lpcbRead,&availData,&ulDummy);
1853
1854 dprintf(("DosPeekNPipe returned rc=%d",rc));
1855
1856 if (!rc)
1857 {
1858 *lpcbAvail = availData.cbpipe;
1859 *lpcbMessage = availData.cbmessage;
1860 SetLastError(ERROR_SUCCESS_W);
1861 return (TRUE);
1862 }
1863 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1864 return (FALSE);
1865}
1866//******************************************************************************
1867//******************************************************************************
1868BOOL OSLibDosDisconnectNamedPipe(DWORD hPipe)
1869{
1870 DWORD rc;
1871
1872 rc=DosDisConnectNPipe(hPipe);
1873
1874 dprintf(("DosDisConnectNPipe returned rc=%d",rc));
1875
1876 if(rc == NO_ERROR) {
1877 SetLastError(ERROR_SUCCESS_W);
1878 return (TRUE);
1879 }
1880 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1881 return (FALSE);
1882}
1883//******************************************************************************
1884//******************************************************************************
1885BOOL OSLibDosWaitNamedPipe(LPCSTR lpszNamedPipeName,
1886 DWORD dwTimeout)
1887{
1888 LPSTR lpOS2Name;
1889 DWORD rc;
1890
1891 if (strstr(lpszNamedPipeName,"\\\\."))
1892 {
1893 // If pipe is created on the local machine
1894 // we must delete string \\. because
1895 // in Windows named pipes scheme is a \\.\PIPE\pipename
1896 // but in OS/2 only \PIPE\pipename
1897 lpOS2Name = (LPSTR)lpszNamedPipeName + 3;
1898 }
1899 else lpOS2Name = (LPSTR)lpszNamedPipeName;
1900
1901 rc=DosWaitNPipe(lpOS2Name,dwTimeout);
1902
1903 dprintf(("DosWaitNPipe returned rc=%d",rc));
1904
1905 if(rc == NO_ERROR) {
1906 SetLastError(ERROR_SUCCESS_W);
1907 return (TRUE);
1908 }
1909 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1910
1911 return (FALSE);
1912}
1913//******************************************************************************
1914//******************************************************************************
1915BOOL isRoot(CHAR* name)
1916{
1917 if (name[1] == ':')
1918 {
1919 //local name (x:\)
1920 return (name[2] == 0) || !strchr(&name[3],'\\');
1921 } else if (name[0] == '\\')
1922 {
1923 //UNC name (\\resource\drive\)
1924 CHAR *drive,*dir;
1925
1926 drive = strchr(&name[2],'\\');
1927 if (!drive) return FALSE;
1928 dir = strchr(&drive[1],'\\');
1929 if (!dir) return TRUE;
1930 return !strchr(&dir[1],'\\');
1931 } else return FALSE; //unknown
1932}
1933//******************************************************************************
1934//******************************************************************************
1935inline CHAR system2DOSCharacter(CHAR ch)
1936{
1937 switch(ch)
1938 {
1939 case ' ':
1940 case '.':
1941 case '~':
1942 return '_';
1943
1944 default:
1945 return toupper(ch);
1946 }
1947}
1948
1949// TODO: not finished nor correct!!!!
1950VOID long2ShortName(CHAR* longName, CHAR* shortName)
1951{
1952 // check for uplink / root: "." and ".."
1953 if (longName[0] == '.')
1954 {
1955 // if ((strcmp(longName,".") == 0) || (strcmp(longName,"..") == 0))
1956 if (longName[1] == 0) // "."
1957 {
1958 shortName[0] = '.';
1959 shortName[1] = 0;
1960 return;
1961 }
1962
1963 if (longName[1] == '.' && longName[2] == 0) // ".."
1964 {
1965 shortName[0] = '.';
1966 shortName[1] = '.';
1967 shortName[2] = 0;
1968 return;
1969 }
1970 }
1971 else
1972 // check for empty name
1973 if(longName[0] == 0)
1974 {
1975 shortName[0] = 0;
1976 return;
1977 }
1978
1979 INT x;
1980 CHAR *source = longName;
1981
1982 // Test if longName is 8:3 compliant and simply copy
1983 // the filename.
1984 BOOL flag83 = TRUE;
1985
1986 // verify forbidden characters
1987 for (x = 0;
1988 (x < 8) &&
1989 (flag83 == TRUE);
1990 x++)
1991 {
1992 switch (*source)
1993 {
1994 case '.': // a period will cause the loop to abort!
1995 x=1000;
1996 break;
1997
1998 case '/': case '?':
1999 case '*': case ':':
2000 case '\\': case '"':
2001 case ' ':
2002 flag83 = FALSE;
2003 break;
2004 default:
2005 source++;
2006 break;
2007 }
2008 }
2009
2010 // verify we're on a period now
2011 if (flag83 == TRUE)
2012 if (*source != '.')
2013 flag83 = FALSE;
2014 else source++;
2015
2016 // verify extension
2017 if (flag83 == TRUE)
2018 for (INT y = 0;
2019 (y < 3) && (flag83 == TRUE);
2020 y++)
2021 {
2022 switch (*source)
2023 {
2024 case '/': case '?':
2025 case '*': case ':':
2026 case '\\': case '"':
2027 case ' ': case '.':
2028 flag83 = FALSE;
2029 break;
2030 }
2031 source++;
2032 }
2033
2034 // verify we're at the end of the string now
2035 if (flag83 == TRUE)
2036 if (*source != 0)
2037 flag83 = FALSE;
2038
2039 // OK, done
2040 if (flag83 == TRUE)
2041 {
2042 // we might not alter any character here, since
2043 // an app opening a specific file with an 8:3 "alias",
2044 // would surely fail.
2045 strcpy(shortName, longName);
2046
2047 return; // Done
2048 }
2049
2050
2051 // @@@PH
2052 shortName[0] = 0; // this function is disabled anyway ...
2053 return;
2054
2055 CHAR *dest = shortName;
2056 CHAR *ext = strrchr(longName,'.');
2057
2058 //CB: quick and dirty, real FILE~12.EXT is too slow
2059 //PH: We'd have to count the number of non-8:3-compliant files
2060 // within a directory. Or simpler: the number of files within
2061 // the current directory.
2062
2063 //8 character file name
2064 for (x = 0;x < 8;x++)
2065 {
2066 if ((source == ext) || (source[0] == 0)) break;
2067 dest[0] = system2DOSCharacter(source[0]);
2068 source++;
2069 dest++;
2070 }
2071
2072 if (source[0] == 0)
2073 {
2074 dest[0] = 0;
2075 return;
2076 }
2077
2078 if (source != ext)
2079 {
2080 //longName > 8 characters, insert ~1
2081 shortName[6] = '~';
2082 shortName[7] = '1';
2083 }
2084
2085 if (ext)
2086 {
2087 //add extension, 3 characters
2088 dest[0] = ext[0];
2089 dest++;
2090 ext++;
2091 for (x = 0;x < 3;x++)
2092 {
2093 if (ext[0] == 0) break;
2094 dest[0] = system2DOSCharacter(ext[0]);
2095 ext++;
2096 dest++;
2097 }
2098 }
2099 dest[0] = 0;
2100}
2101//******************************************************************************
2102//******************************************************************************
2103VOID translateFileResults(FILESTATUS3 *pResult,LPWIN32_FIND_DATAA pFind,CHAR* achName)
2104{
2105 CHAR* name;
2106
2107 pFind->dwReserved0 = pFind->dwReserved1 = 0;
2108 pFind->dwFileAttributes = pm2WinFileAttributes(pResult->attrFile);
2109
2110 pmDateTimeToFileTime(&pResult->fdateCreation,&pResult->ftimeCreation,&pFind->ftCreationTime);
2111 pmDateTimeToFileTime(&pResult->fdateLastAccess,&pResult->ftimeLastAccess,&pFind->ftLastAccessTime);
2112 pmDateTimeToFileTime(&pResult->fdateLastWrite,&pResult->ftimeLastWrite,&pFind->ftLastWriteTime);
2113
2114 pFind->nFileSizeHigh = 0; //CB: fixme
2115 pFind->nFileSizeLow = pResult->cbFile;
2116 name = strrchr(achName,'\\');
2117 if (name)
2118 {
2119 name++;
2120// strcpy(pFind->cFileName,name);
2121 OemToCharA( name, pFind->cFileName );
2122 }
2123 else
2124 pFind->cFileName[0] = 0;
2125
2126 long2ShortName(pFind->cFileName,pFind->cAlternateFileName);
2127}
2128
2129
2130VOID translateFindResults(FILEFINDBUF3 *pResult,LPWIN32_FIND_DATAA pFind)
2131{
2132 pFind->dwFileAttributes = pm2WinFileAttributes(pResult->attrFile);
2133 pFind->dwReserved0 = pFind->dwReserved1 = 0;
2134
2135 pmDateTimeToFileTime(&pResult->fdateCreation,&pResult->ftimeCreation,&pFind->ftCreationTime);
2136 pmDateTimeToFileTime(&pResult->fdateLastAccess,&pResult->ftimeLastAccess,&pFind->ftLastAccessTime);
2137 pmDateTimeToFileTime(&pResult->fdateLastWrite,&pResult->ftimeLastWrite,&pFind->ftLastWriteTime);
2138
2139 pFind->nFileSizeHigh = 0; //CB: fixme
2140 pFind->nFileSizeLow = pResult->cbFile;
2141// strcpy(pFind->cFileName,pResult->achName);
2142 OemToCharA( pResult->achName, pFind->cFileName );
2143 long2ShortName(pFind->cFileName,pFind->cAlternateFileName);
2144}
2145//******************************************************************************
2146//******************************************************************************
2147DWORD OSLibDosFindFirst(LPCSTR lpFileName,WIN32_FIND_DATAA* lpFindFileData)
2148{
2149 HDIR hDir = -1;
2150 ULONG attrs;
2151 FILEFINDBUF3 result;
2152 ULONG searchCount = 1;
2153
2154 attrs = FILE_READONLY | FILE_HIDDEN | FILE_SYSTEM | FILE_DIRECTORY | FILE_ARCHIVED;
2155 result.achName[0] = 0;
2156
2157 ULONG oldmode = SetErrorMode(SEM_FAILCRITICALERRORS_W);
2158 char lOemFileName[260];
2159
2160 CharToOemA(lpFileName, lOemFileName);
2161
2162 APIRET rc = DosFindFirst((PSZ)lOemFileName,&hDir,attrs,&result,sizeof(result),&searchCount,FIL_STANDARD);
2163
2164 //check root: skip "." and ".." (HPFS, not on FAT)
2165 //check in OSLibDosFindNext not necessary: "." and ".." are the first two entries
2166 if ((rc == 0) && isRoot((LPSTR)lpFileName))
2167 {
2168 while ((strcmp(result.achName,".") == 0) ||
2169 (strcmp(result.achName,"..") == 0))
2170 {
2171 result.achName[0] = 0;
2172 searchCount = 1;
2173 APIRET rc = DosFindNext(hDir,&result,sizeof(result),&searchCount);
2174 if (rc)
2175 {
2176 DosFindClose(hDir);
2177 SetLastError(error2WinError(rc));
2178
2179 SetErrorMode(oldmode);
2180 return INVALID_HANDLE_VALUE_W;
2181 }
2182 }
2183 }
2184
2185 // enable i/o kernel exceptions again
2186 SetErrorMode(oldmode);
2187
2188 if(rc)
2189 {
2190 DosFindClose(hDir);
2191 SetLastError(error2WinError(rc));
2192 return INVALID_HANDLE_VALUE_W;
2193 }
2194 translateFindResults(&result,lpFindFileData);
2195 SetLastError(ERROR_SUCCESS_W);
2196 return hDir;
2197}
2198//******************************************************************************
2199// NOTE: returns "." and ".." in root
2200//******************************************************************************
2201DWORD OSLibDosFindFirstMulti(LPCSTR lpFileName,WIN32_FIND_DATAA *lpFindFileData,DWORD *count)
2202{
2203 HDIR hDir = -1;
2204 ULONG attrs;
2205 FILEFINDBUF3 *result,*data;
2206 ULONG searchCount = *count;
2207
2208 attrs = FILE_READONLY | FILE_HIDDEN | FILE_SYSTEM | FILE_DIRECTORY | FILE_ARCHIVED;
2209 result = (FILEFINDBUF3*)malloc(searchCount*sizeof(FILEFINDBUF3));
2210
2211 ULONG oldmode = SetErrorMode(SEM_FAILCRITICALERRORS_W);
2212 char lOemFileName[260];
2213
2214 CharToOemA(lpFileName, lOemFileName);
2215 APIRET rc = DosFindFirst((PSZ)lOemFileName,&hDir,attrs,result,searchCount*sizeof(FILEFINDBUF3),&searchCount,FIL_STANDARD);
2216 SetErrorMode(oldmode);
2217 if (rc)
2218 {
2219 free(result);
2220 *count = 0;
2221 SetLastError(error2WinError(rc));
2222
2223 return INVALID_HANDLE_VALUE_W;
2224 }
2225
2226 data = result;
2227 for (int x = 0;x < searchCount;x++)
2228 {
2229 translateFindResults(data,&lpFindFileData[x]);
2230 data = (FILEFINDBUF3*)(((DWORD)data)+data->oNextEntryOffset);
2231 }
2232 free(result);
2233 *count = searchCount;
2234
2235 SetLastError(ERROR_SUCCESS_W);
2236 return hDir;
2237}
2238//******************************************************************************
2239//******************************************************************************
2240BOOL OSLibDosFindNext(DWORD hFindFile,WIN32_FIND_DATAA *lpFindFileData)
2241{
2242 FILEFINDBUF3 result;
2243 ULONG searchCount = 1;
2244
2245 APIRET rc = DosFindNext((HDIR)hFindFile,&result,sizeof(result),&searchCount);
2246 if (rc)
2247 {
2248 SetLastError(error2WinError(rc));
2249
2250 return FALSE;
2251 }
2252
2253 translateFindResults(&result,lpFindFileData);
2254 SetLastError(ERROR_SUCCESS_W);
2255 return TRUE;
2256}
2257//******************************************************************************
2258//******************************************************************************
2259BOOL OSLibDosFindNextMulti(DWORD hFindFile,WIN32_FIND_DATAA *lpFindFileData,DWORD *count)
2260{
2261 FILEFINDBUF3 *result,*data;
2262 ULONG searchCount = *count;
2263
2264 result = (FILEFINDBUF3*)malloc(searchCount*sizeof(FILEFINDBUF3));
2265 APIRET rc = DosFindNext((HDIR)hFindFile,result,searchCount*sizeof(FILEFINDBUF3),&searchCount);
2266 if (rc)
2267 {
2268 free(result);
2269 *count = 0;
2270 SetLastError(error2WinError(rc));
2271
2272 return FALSE;
2273 }
2274
2275 data = result;
2276 for (int x = 0;x < searchCount;x++)
2277 {
2278 translateFindResults(data,&lpFindFileData[x]);
2279 data = (FILEFINDBUF3*)(((DWORD)data)+data->oNextEntryOffset);
2280 }
2281 free(result);
2282 *count = searchCount;
2283
2284 SetLastError(ERROR_SUCCESS_W);
2285 return TRUE;
2286}
2287//******************************************************************************
2288//******************************************************************************
2289BOOL OSLibDosFindClose(DWORD hFindFile)
2290{
2291 APIRET rc = DosFindClose((HDIR)hFindFile);
2292 if (rc)
2293 {
2294 SetLastError(error2WinError(rc));
2295 return FALSE;
2296 }
2297
2298 SetLastError(ERROR_SUCCESS_W);
2299 return TRUE;
2300}
2301//******************************************************************************
2302//******************************************************************************
2303DWORD OSLibGetFileAttributes(LPSTR lpFileName)
2304{
2305 FILESTATUS3 statusBuf;
2306 char lOemFileName[CCHMAXPATH];
2307 char *lpszBackslash, *lpszColon;
2308 APIRET rc;
2309
2310 //Convert file name from Windows to OS/2 codepage
2311 CharToOemA(lpFileName, lOemFileName);
2312 lpszBackslash = CharPrevA(lOemFileName, lOemFileName + strlen(lOemFileName));
2313 if(lpszBackslash)
2314 {
2315 if(*lpszBackslash == '\\')
2316 {
2317 lpszColon = CharPrevA(lOemFileName, lpszBackslash);
2318 if(lpszColon && *lpszColon != ':')
2319 {//only rootdir is allowed to have terminating backslash
2320 *lpszBackslash = 0;
2321 }
2322 }
2323 else
2324 if(*lpszBackslash == ':')
2325 {//root dir must end with backslash
2326 strcat(lOemFileName, "\\");
2327 }
2328 }
2329
2330 rc = DosQueryPathInfo(lOemFileName, FIL_STANDARD, &statusBuf, sizeof(statusBuf));
2331 if(rc == ERROR_TOO_MANY_OPEN_FILES)
2332 {
2333 LONG reqCount = 2;
2334 ULONG maxFiles;
2335
2336 if(DosSetRelMaxFH(&reqCount, &maxFiles) == NO_ERROR)
2337 rc = DosQueryPathInfo(lOemFileName, FIL_STANDARD, &statusBuf, sizeof(statusBuf));
2338 }
2339
2340 if(rc == NO_ERROR)
2341 {
2342 DWORD status = 0;
2343 if(!(statusBuf.attrFile & NOT_NORMAL))
2344 status |= FILE_ATTRIBUTE_NORMAL_W;
2345 if(statusBuf.attrFile & FILE_READONLY)
2346 status |= FILE_ATTRIBUTE_READONLY_W;
2347 if(statusBuf.attrFile & FILE_HIDDEN)
2348 status |= FILE_ATTRIBUTE_HIDDEN_W;
2349 if(statusBuf.attrFile & FILE_SYSTEM)
2350 status |= FILE_ATTRIBUTE_SYSTEM_W;
2351 if(statusBuf.attrFile & FILE_DIRECTORY)
2352 status |= FILE_ATTRIBUTE_DIRECTORY_W;
2353 if(statusBuf.attrFile & FILE_ARCHIVED)
2354 status |= FILE_ATTRIBUTE_ARCHIVE_W;
2355
2356 SetLastError(ERROR_SUCCESS_W);
2357 return status;
2358 }
2359 SetLastError(error2WinError(rc));
2360 return -1;
2361}
2362//******************************************************************************
2363#define FSATTACH_SIZE 256
2364//******************************************************************************
2365DWORD OSLibDosQueryVolumeFS(int drive, LPSTR lpFileSystemNameBuffer, DWORD nFileSystemNameSize)
2366{
2367 PFSQBUFFER2 fsinfo = (PFSQBUFFER2) alloca(FSATTACH_SIZE);
2368 ULONG cb = FSATTACH_SIZE;
2369 char drv[3] = "A:";
2370 char *fsname;
2371 APIRET rc;
2372
2373 if(lpFileSystemNameBuffer == NULL) {
2374 DebugInt3();
2375 return ERROR_INVALID_PARAMETER_W;
2376 }
2377 drv[0] = (char)('A' + drive - 1);
2378
2379 ULONG oldmode = SetErrorMode(SEM_FAILCRITICALERRORS_W);
2380 rc = DosQueryFSAttach(drv, 1, FSAIL_QUERYNAME, fsinfo, &cb);
2381 SetErrorMode(oldmode);
2382
2383 switch(rc) {
2384 case ERROR_INVALID_DRIVE:
2385 return ERROR_INVALID_DRIVE_W;
2386 case ERROR_NO_VOLUME_LABEL:
2387 return ERROR_NO_VOLUME_LABEL_W;
2388 case NO_ERROR:
2389 break;
2390 default:
2391 return ERROR_NOT_ENOUGH_MEMORY; //whatever
2392 }
2393
2394 fsname = (char *)&fsinfo->szName[0] + fsinfo->cbName + 1;
2395
2396 /* @@@PH 2000/08/10 CMD.EXE querys with nFileSystemNameSize == 0
2397 * however does NOT expect to receive an error.
2398 */
2399 strncpy(lpFileSystemNameBuffer,
2400 fsname,
2401 nFileSystemNameSize);
2402 /*
2403 if(strlen(fsname) < nFileSystemNameSize) {
2404 strcpy(lpFileSystemNameBuffer, fsname);
2405 }
2406 else return ERROR_BUFFER_OVERFLOW_W;
2407 */
2408 return ERROR_SUCCESS_W;
2409}
2410//******************************************************************************
2411typedef struct _FSINFOBUF
2412{
2413 ULONG ulVolser; /* Volume serial number */
2414 VOLUMELABEL vol; /* Volume lable */
2415} FSINFOBUF;
2416//******************************************************************************
2417DWORD OSLibDosQueryVolumeSerialAndName(int drive, LPDWORD lpVolumeSerialNumber,
2418 LPSTR lpVolumeNameBuffer, DWORD nVolumeNameSize)
2419{
2420 FSINFOBUF fsi;
2421 APIRET rc;
2422
2423 ULONG oldmode = SetErrorMode(SEM_FAILCRITICALERRORS_W);
2424 rc = DosQueryFSInfo(drive, FSIL_VOLSER, &fsi, sizeof(fsi));
2425 SetErrorMode(oldmode);
2426
2427 switch(rc) {
2428 case ERROR_INVALID_DRIVE:
2429 return ERROR_INVALID_DRIVE_W;
2430 case ERROR_NO_VOLUME_LABEL:
2431 return ERROR_NO_VOLUME_LABEL_W;
2432 case NO_ERROR:
2433 break;
2434 default:
2435 return ERROR_NOT_ENOUGH_MEMORY; //whatever
2436 }
2437
2438 if(lpVolumeSerialNumber) {
2439 *lpVolumeSerialNumber = fsi.ulVolser;
2440 }
2441 if(lpVolumeNameBuffer)
2442 {
2443 if(nVolumeNameSize > fsi.vol.cch) {
2444 strcpy(lpVolumeNameBuffer, (PCHAR)fsi.vol.szVolLabel);
2445 }
2446 else return ERROR_BUFFER_OVERFLOW_W;
2447 }
2448
2449 return ERROR_SUCCESS_W;
2450}
2451//******************************************************************************
2452//******************************************************************************
2453BOOL OSLibGetDiskFreeSpace(LPSTR lpRootPathName, LPDWORD lpSectorsPerCluster,
2454 LPDWORD lpBytesPerSector, LPDWORD lpNumberOfFreeClusters,
2455 LPDWORD lpTotalNumberOfClusters)
2456{
2457 ULONG diskNum;
2458 FSALLOCATE fsAlloc;
2459 APIRET rc;
2460
2461 if(lpRootPathName == 0)
2462 diskNum = 0;
2463 else
2464 if('A' <= *lpRootPathName && *lpRootPathName <= 'Z' )
2465 diskNum = *lpRootPathName - 'A' + 1;
2466 else
2467 if('a' <= *lpRootPathName && *lpRootPathName <= 'z' )
2468 diskNum = *lpRootPathName - 'a' + 1;
2469 else
2470 diskNum = 0;
2471
2472 ULONG oldmode = SetErrorMode(SEM_FAILCRITICALERRORS_W);
2473 rc = DosQueryFSInfo(diskNum, FSIL_ALLOC, &fsAlloc, sizeof(fsAlloc));
2474 SetErrorMode(oldmode);
2475
2476 if(rc == 0)
2477 {
2478 *lpSectorsPerCluster = fsAlloc.cSectorUnit;
2479 *lpBytesPerSector = fsAlloc.cbSector;
2480 *lpNumberOfFreeClusters = fsAlloc.cUnitAvail;
2481 *lpTotalNumberOfClusters = fsAlloc.cUnit;
2482 SetLastError(ERROR_SUCCESS_W);
2483 return TRUE;
2484 }
2485 SetLastError(error2WinError(rc));
2486 return FALSE;
2487}
2488//******************************************************************************
2489//******************************************************************************
2490BOOL OSLibDosGetDiskGeometry(HANDLE hDisk, DWORD cDisk, PVOID pdiskgeom)
2491{
2492 PDISK_GEOMETRY pGeom = (PDISK_GEOMETRY)pdiskgeom;
2493 BYTE param[2] = {0, 0};
2494 ULONG parsize = 2;
2495 BIOSPARAMETERBLOCK bpb;
2496 ULONG datasize = sizeof(bpb);
2497 APIRET rc;
2498
2499 dprintf(("OSLibDosGetDiskGeometry %x %d %x", hDisk, cDisk, pdiskgeom));
2500 param[1] = cDisk - 'A';
2501 rc = DosDevIOCtl((hDisk) ? hDisk : -1, IOCTL_DISK, DSK_GETDEVICEPARAMS, param, 2, &parsize, &bpb, sizeof(bpb), &datasize);
2502 if(rc == 0)
2503 {
2504 pGeom->SectorsPerTrack = bpb.usSectorsPerTrack;
2505 pGeom->BytesPerSector = bpb.usBytesPerSector;
2506 pGeom->TracksPerCylinder = 80; //TODO:!!!!!
2507 pGeom->Cylinders.u.LowPart = bpb.cCylinders;
2508 pGeom->Cylinders.u.HighPart = 0;
2509 switch(bpb.bDeviceType) {
2510 case DEVTYPE_48TPI:
2511 pGeom->MediaType = F5_360_512; //?????
2512 break;
2513 case DEVTYPE_96TPI:
2514 pGeom->MediaType = F5_1Pt2_512; //?????
2515 break;
2516 case DEVTYPE_35:
2517 pGeom->MediaType = F3_720_512;
2518 break;
2519 case DEVTYPE_8SD:
2520 case DEVTYPE_8DD:
2521 pGeom->MediaType = RemovableMedia;
2522 break;
2523 case DEVTYPE_FIXED:
2524 pGeom->MediaType = FixedMedia;
2525 break;
2526 case DEVTYPE_TAPE:
2527 pGeom->MediaType = RemovableMedia;
2528 break;
2529 case DEVTYPE_UNKNOWN: //others, include 1.44 3.5 inch disk drive
2530 pGeom->MediaType = F3_1Pt44_512;
2531 break;
2532 case 8: //RW optical disk
2533 pGeom->MediaType = RemovableMedia;
2534 break;
2535 case 9: //2.88 3.5 inch disk
2536 pGeom->MediaType = F3_2Pt88_512;
2537 break;
2538 }
2539 SetLastError(ERROR_SUCCESS_W);
2540 return TRUE;
2541 }
2542 dprintf(("OSLibDosGetDiskGeometry: error %d -> %d", rc, error2WinError(rc)));
2543 SetLastError(error2WinError(rc));
2544 return FALSE;
2545}
2546//******************************************************************************
2547
2548#define CDType 0x8000
2549#define FloppyType 0x4000
2550#define LanType 0x2000
2551#define LogicalType 0x1000
2552#define VDISKType 0x0800
2553#define OpticalType 0x0400
2554#define NonRemovable 0x01
2555
2556#define FirstDrive 0
2557#define B_Drive_0_Based 1
2558#define Base_1_offset 1
2559#define Binary_to_Printable 0x41
2560#define LastDrive 26
2561#define OpticalSectorsPerCluster 4
2562
2563#define DisketteCylinders 80
2564
2565
2566
2567/**
2568 * Determin the type of a specific drive or the current drive.
2569 *
2570 * @returns DRIVE_UNKNOWN
2571 * DRIVE_NO_ROOT_DIR
2572 * DRIVE_CANNOTDETERMINE
2573 * DRIVE_DOESNOTEXIST
2574 * DRIVE_REMOVABLE
2575 * DRIVE_FIXED
2576 * DRIVE_REMOTE
2577 * DRIVE_CDROM
2578 * DRIVE_RAMDISK
2579 *
2580 * @param ulDrive Index of the drive which type we query.
2581 *
2582 * @status completely implemented and tested
2583 * @author Vitali Pelenyov <sunlover@anduin.net>
2584 * @author bird
2585 */
2586ULONG OSLibGetDriveType(ULONG ulDrive)
2587{
2588 ULONG cbParm;
2589 ULONG cbData;
2590 ULONG ulDriveNum = 0;
2591 ULONG ulDriveMap = 0;
2592 APIRET rc;
2593 ULONG ulDriveType;
2594
2595
2596 /*
2597 * Check if drive is present in the logical drive mask,
2598 */
2599 if ( DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap)
2600 || !(ulDriveMap & (1 << ulDrive))
2601 )
2602 return DRIVE_DOESNOTEXIST_W;
2603
2604
2605 /*
2606 * Optimize floppy queries for A: and B:.
2607 * (These aren't currently a subject of change.)
2608 */
2609 static ULONG ulFloppyMask = 0;
2610 if (ulFloppyMask & (1 << ulDrive))
2611 return DRIVE_REMOVABLE_W;
2612
2613 /*
2614 * Optimize for CDROM requests.
2615 * (These aren't currently a subject of change.)
2616 */
2617 static ULONG ulCDROMMask = 0;
2618 if (ulCDROMMask & (1 << ulDrive))
2619 return DRIVE_CDROM_W;
2620
2621 /*
2622 * Check for CD drives
2623 * We don't have to this everytime. I mean, the os2cdrom.dmd is
2624 * exactly very dynamic when it comes to this info.
2625 */
2626 if (cdDrvLtr.drive_count == 0xffff)
2627 {
2628 HFILE hCDRom2;
2629 ULONG ulAction = 0;
2630
2631 if (DosOpen("\\DEV\\CD-ROM2$", &hCDRom2, &ulAction, 0,
2632 FILE_NORMAL, OPEN_ACTION_OPEN_IF_EXISTS,
2633 OPEN_SHARE_DENYNONE | OPEN_ACCESS_READONLY | OPEN_FLAGS_NOINHERIT, NULL)
2634 == NO_ERROR)
2635 {
2636 cbData = sizeof(cdDrvLtr);
2637 rc = DosDevIOCtl(hCDRom2,
2638 IOC_CDROM_2,
2639 IOCD_RETURN_DRIVE_LETTER,
2640 NULL, 0, NULL,
2641 (PVOID)&cdDrvLtr, sizeof(cdDrvLtr), &cbData);
2642 DosClose(hCDRom2);
2643 }
2644 else
2645 cdDrvLtr.drive_count = 0;
2646 }
2647
2648
2649 /*
2650 * Is the drive present?? Lets the the BPB to check this.
2651 * this should be a pretty speedy call if I'm not much mistaken.
2652 */
2653 BIOSPARAMETERBLOCK bpb = {0};
2654 DSKREQ DskReq;
2655 DskReq.Infotype = 0;
2656 DskReq.DriveUnit = (UCHAR)ulDrive;
2657 cbParm = sizeof(DskReq);
2658 cbData = sizeof(bpb);
2659 if (DosDevIOCtl(-1, IOCTL_DISK, DSK_GETDEVICEPARAMS,
2660 (PVOID)&DskReq, sizeof(DskReq), &cbParm,
2661 (PVOID)&bpb, sizeof(BIOSPARAMETERBLOCK), &cbData)
2662 == NO_ERROR)
2663 {
2664 if (bpb.bDeviceType == 0 && bpb.fsDeviceAttr == 0)
2665 bpb.fsDeviceAttr = LanType; // fix for LAN type drives
2666 }
2667 else
2668 bpb.fsDeviceAttr = LanType; //could be a LAN drive - could it??
2669
2670
2671 /*
2672 * This is a CDROM/DVD drive
2673 *
2674 * Fix: When the cdrom is not last drive letter that
2675 * sometimes reports wrong index, have to check
2676 * that device type can be a CDROM one.
2677 */
2678 if ( cdDrvLtr.drive_count > 0
2679 && (bpb.bDeviceType == DEVTYPE_UNKNOWN || bpb.bDeviceType == DEVTYPE_OPTICAL) // Other or RW optical
2680 && ulDrive >= cdDrvLtr.first_drive_number
2681 && ulDrive < cdDrvLtr.first_drive_number + cdDrvLtr.drive_count
2682 )
2683 bpb.fsDeviceAttr |= CDType;
2684
2685
2686 if (bpb.bDeviceType || bpb.fsDeviceAttr == LanType)
2687 {
2688 if ((bpb.fsDeviceAttr & (CDType | NonRemovable)) == 0)
2689 { // if the device is removable and NOT a CD
2690 CHAR szDevName[4] = "A:";
2691 PFSQBUFFER2 pfsqbuf2;
2692
2693 szDevName[0] += ulDrive;
2694 cbData = sizeof(PFSQBUFFER2) + 3 * CCHMAXPATH;
2695 pfsqbuf2 = (PFSQBUFFER2)malloc(cbData);
2696 DosError(FERR_DISABLEEXCEPTION | FERR_DISABLEHARDERR); // disable error popups
2697 rc = DosQueryFSAttach(&szDevName[0], 0L, FSAIL_QUERYNAME, pfsqbuf2, &cbData);
2698 if (rc == NO_ERROR)
2699 {
2700 if (pfsqbuf2->iType == FSAT_REMOTEDRV)
2701 bpb.fsDeviceAttr |= LanType;
2702 else if (pfsqbuf2->iType == FSAT_LOCALDRV)
2703 {
2704 PSZ pszFSName = (PSZ)pfsqbuf2->szName + pfsqbuf2->cbName + 1;
2705 if (!strcmp(pszFSName, "FAT"))
2706 {
2707 // device is a removable FAT drive, so it MUST be diskette
2708 // as Optical has another name as does LAN and SRVIFS
2709 if (bpb.bSectorsPerCluster != OpticalSectorsPerCluster)
2710 bpb.fsDeviceAttr |= FloppyType;
2711 else
2712 bpb.fsDeviceAttr |= OpticalType;
2713 }
2714 /*
2715 * CDROM detection fix
2716 */
2717 else
2718 {
2719 // device is removable non-FAT, maybe it is CD?
2720 if ( bpb.bDeviceType == DEVTYPE_UNKNOWN
2721 && bpb.bMedia == 5
2722 && bpb.usBytesPerSector > 512
2723 )
2724 bpb.fsDeviceAttr |= CDType;
2725 }
2726 // CDROM detection fix
2727 }
2728 }
2729 else // must be no media or audio only (for CDs at least)
2730 {
2731 if (bpb.cCylinders <= DisketteCylinders) // floppies will always be 80
2732 {
2733 // or less cylinders
2734 if (bpb.bSectorsPerCluster != OpticalSectorsPerCluster)
2735 bpb.fsDeviceAttr |= FloppyType;
2736 else
2737 bpb.fsDeviceAttr |= OpticalType;
2738 }
2739 }
2740
2741 //Enable error popups again
2742 DosError(FERR_ENABLEEXCEPTION | FERR_ENABLEHARDERR);
2743
2744 free(pfsqbuf2);
2745 }
2746 else
2747 {// non removable or CD type. maybe RAM disk
2748 if (!(bpb.fsDeviceAttr & CDType)) // if NOT CD
2749 {
2750 if (bpb.cFATs == 1) // is there only one FAT?
2751 bpb.fsDeviceAttr |= VDISKType; // -> RAM disk
2752 }
2753 }
2754 }
2755
2756
2757 /*
2758 * Determin return value.
2759 */
2760 if (bpb.fsDeviceAttr & FloppyType)
2761 {
2762 ulDriveType = DRIVE_REMOVABLE_W;
2763 /* update floppy cache if A or B */
2764 if (ulDrive <= 1)
2765 ulFloppyMask |= 1 << ulDrive;
2766 }
2767 else if (bpb.fsDeviceAttr & CDType)
2768 {
2769 ulDriveType = DRIVE_CDROM_W;
2770 /* update cdrom cache */
2771 ulCDROMMask |= 1 << ulDrive;
2772 }
2773 else if (bpb.fsDeviceAttr & LanType)
2774 ulDriveType = DRIVE_REMOTE_W;
2775 else if (bpb.fsDeviceAttr & VDISKType)
2776 ulDriveType = DRIVE_RAMDISK_W;
2777 else if (bpb.fsDeviceAttr & OpticalType || bpb.bDeviceType == DEVTYPE_OPTICAL)
2778 ulDriveType = DRIVE_FIXED_W;
2779 else if (bpb.bDeviceType == DEVTYPE_FIXED)
2780 ulDriveType = DRIVE_FIXED_W;
2781 else
2782 ulDriveType = DRIVE_UNKNOWN_W;
2783
2784 return ulDriveType;
2785}
2786//******************************************************************************
2787//Returns bit map where with the mapping of the logical drives
2788//******************************************************************************
2789ULONG OSLibGetLogicalDrives()
2790{
2791 ULONG ulDriveNum = 0; /* Drive number (A=1, B=2, C=3, ...) */
2792 ULONG ulDriveMap = 0; /* Mapping of valid drives */
2793 APIRET rc;
2794
2795 rc = DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
2796 if(rc) {
2797 DebugInt3();
2798 SetLastError(error2WinError(rc));
2799 return 0;
2800 }
2801 return ulDriveMap;
2802}
2803//******************************************************************************
2804//******************************************************************************
2805ULONG OSLibDosQueryCurrentDisk()
2806
2807{
2808 ULONG ulDriveNum = 0; /* Drive number (A=1, B=2, C=3, ...) */
2809 ULONG ulDriveMap = 0; /* Mapping of valid drives */
2810 APIRET rc;
2811
2812 rc = DosQueryCurrentDisk(&ulDriveNum, &ulDriveMap);
2813 if(rc) {
2814 DebugInt3();
2815 SetLastError(error2WinError(rc));
2816 return 0;
2817 }
2818 return ulDriveNum;
2819}
2820//******************************************************************************
2821//******************************************************************************
2822BOOL OSLibDosCreatePipe(PHANDLE phfRead,
2823 PHANDLE phfWrite,
2824 LPSECURITY_ATTRIBUTES lpsa,
2825 DWORD dwSize)
2826{
2827 APIRET rc;
2828
2829 dprintf(("DosCreatePipe(%08xh,%08xh,%08xh)\n",
2830 phfRead,
2831 phfWrite,
2832 dwSize));
2833
2834 // select default buffer size
2835 if (dwSize == 0)
2836 dwSize = 4096;
2837
2838 rc = DosCreatePipe(phfRead,
2839 phfWrite,
2840 dwSize);
2841 dprintf(("DosCreatePipe rc=%d",rc));
2842 if (rc)
2843 {
2844 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER_W));
2845 return -1; // INVALID_HANDLE_VALUE
2846 }
2847 SetLastError(ERROR_SUCCESS_W);
2848 return NO_ERROR;
2849}
2850//******************************************************************************
2851//******************************************************************************
2852DWORD SYSTEM OSLibDosDevIOCtl( DWORD hFile, DWORD dwCat, DWORD dwFunc,
2853 PVOID pParm, DWORD dwParmMaxLen, DWORD *pdwParmLen,
2854 PVOID pData, DWORD dwDataMaxLen, DWORD *pdwDataLen)
2855{
2856 APIRET rc;
2857 PVOID pTiledParm = pParm;
2858 BOOL flagTiledParm = FALSE;
2859 PVOID pTiledData = pData;
2860 BOOL flagTiledData = FALSE;
2861
2862#if 1
2863 /*
2864 * Quick and Dirty Fix!
2865 * TO BE REMOVED!
2866 *
2867 * On some VPC installation without CDROM we seem to
2868 * use a concidrable amount of time during Win2k shutdown.
2869 * No idea why, but it has to do with CDROM we think.
2870 *
2871 * So, let's just fail all IOCtls to CD01 if there aren't any
2872 * CDROMs in the system.
2873 *
2874 */
2875
2876 /*
2877 * Check for CD drives
2878 * We don't have to this everytime. I mean, the os2cdrom.dmd is
2879 * exactly very dynamic when it comes to this info.
2880 */
2881 if (cdDrvLtr.drive_count == 0xffff)
2882 {
2883 HFILE hCDRom2;
2884 ULONG ulAction = 0;
2885
2886 if (DosOpen("\\DEV\\CD-ROM2$", &hCDRom2, &ulAction, 0,
2887 FILE_NORMAL, OPEN_ACTION_OPEN_IF_EXISTS,
2888 OPEN_SHARE_DENYNONE | OPEN_ACCESS_READONLY | OPEN_FLAGS_NOINHERIT, NULL)
2889 == NO_ERROR)
2890 {
2891 ULONG cbData = sizeof(cdDrvLtr);
2892 rc = DosDevIOCtl(hCDRom2,
2893 IOC_CDROM_2,
2894 IOCD_RETURN_DRIVE_LETTER,
2895 NULL, 0, NULL,
2896 (PVOID)&cdDrvLtr, sizeof(cdDrvLtr), &cbData);
2897 DosClose(hCDRom2);
2898 }
2899 else
2900 cdDrvLtr.drive_count = 0;
2901 }
2902
2903 if ( cdDrvLtr.drive_count == 0
2904 && (dwCat == IOCTL_CDROMDISK
2905 || (dwCat == IOCTL_CDROMAUDIO
2906 && dwParmMaxLen >= 4 && strncmp((char*)pParm, "CD01", 4))
2907 )
2908 )
2909 {
2910 /* just return some error code */
2911 return ERROR_BAD_COMMAND;
2912 }
2913
2914#endif
2915
2916#define MEM_TILED_CEILING 0x1fffffff
2917
2918 // bounce buffer support
2919 // make sure no parameter or data buffer can pass the tiled memory region
2920 // barrier (usually 512MB). OS/2 kernel does not correctly translate these
2921 // addresses to a 16:16 address used in device driver land. In fact,
2922 // DosDevIOCtl is not a high memory enabled API!
2923
2924 if (pTiledParm && (((DWORD)pTiledParm + max(dwParmMaxLen, *pdwParmLen)) > MEM_TILED_CEILING))
2925 {
2926 rc = DosAllocMem(&pTiledParm, dwParmMaxLen, PAG_READ | PAG_WRITE);
2927 if (rc)
2928 goto _exit_ioctl;
2929
2930 flagTiledParm = TRUE;
2931 }
2932
2933 if (pTiledData && (((DWORD)pTiledData + max(dwDataMaxLen, *pdwDataLen)) > MEM_TILED_CEILING))
2934 {
2935 rc = DosAllocMem(&pTiledData, dwDataMaxLen, PAG_READ | PAG_WRITE);
2936 if (rc)
2937 goto _exit_ioctl;
2938
2939 flagTiledData = TRUE;
2940 }
2941
2942 // copy data from real buffers to
2943 // bounce buffers if necessary
2944 if (pTiledParm != pParm)
2945 memcpy(pTiledParm, pParm, *pdwParmLen);
2946
2947 if (pTiledData != pData)
2948 memcpy(pTiledData, pData, *pdwDataLen);
2949
2950
2951 rc = DosDevIOCtl( (HFILE)hFile, dwCat, dwFunc,
2952 pParm, dwParmMaxLen, pdwParmLen,
2953 pData, dwDataMaxLen, pdwDataLen);
2954
2955 // copy data from bounce buffers to real
2956 // target buffers if necessary
2957 if (pTiledParm != pParm)
2958 memcpy(pParm, pTiledParm, *pdwParmLen);
2959
2960 if (pTiledData != pData)
2961 memcpy(pData, pTiledData, *pdwDataLen);
2962
2963
2964 _exit_ioctl:
2965
2966 // deallocate bounce buffers
2967 if (flagTiledParm)
2968 DosFreeMem(pTiledParm);
2969
2970 if (flagTiledData)
2971 DosFreeMem(pTiledData);
2972
2973 rc = error2WinError(rc, ERROR_INVALID_HANDLE);
2974 SetLastError(rc);
2975 return (DWORD)rc;
2976}
2977
2978/**
2979 * Pure wrapper for DosQueryModulName which returns the OS/2 returncode.
2980 * @returns Returncode from DosQueryModuleName.
2981 * @param hModule Handle of the module which name we query.
2982 * @param cchName Length of the output name buffer.
2983 * @param pszname Pointer to the output name buffer.
2984 * @status Completely implemented.
2985 * @author knut st. osmundsen (knut.stange.osmundsen@mynd.no)
2986 */
2987ULONG OSLibDosQueryModuleName(ULONG hModule, int cchName, char *pszName)
2988{
2989 return DosQueryModuleName(hModule, cchName, pszName);
2990}
2991
2992
2993HINSTANCE OSLibDosLoadModule(LPSTR szModName)
2994{
2995 APIRET rc;
2996 HMODULE hModule = NULLHANDLE;
2997 char name[ CCHMAXPATH ];
2998
2999 rc = DosLoadModule(name, CCHMAXPATH, szModName, &hModule);
3000 if(rc) {
3001 SetLastError(error2WinError(rc,ERROR_FILE_NOT_FOUND));
3002 return 0;
3003 }
3004 SetLastError(ERROR_SUCCESS_W);
3005 return hModule;
3006}
3007//******************************************************************************
3008//******************************************************************************
3009void OSLibDosFreeModule(HINSTANCE hinst)
3010{
3011 DosFreeModule(hinst);
3012}
3013//******************************************************************************
3014//******************************************************************************
3015ULONG OSLibDosQuerySysInfo(ULONG iStart, ULONG iLast, PVOID pBuf, ULONG cbBuf)
3016{
3017 APIRET rc;
3018
3019 rc = DosQuerySysInfo(iStart, iLast, pBuf, cbBuf);
3020 SetLastError(error2WinError(rc,ERROR_INVALID_HANDLE));
3021 return rc;
3022}
3023//******************************************************************************
3024//returned length is number of characters required or used for current dir
3025//*excluding* terminator
3026//******************************************************************************
3027ULONG OSLibDosQueryDir(DWORD length, LPSTR lpszCurDir)
3028{
3029 ULONG drivemap, currentdisk, len;
3030 char *lpszCurDriveAndDir = lpszCurDir +3;
3031 APIRET rc;
3032
3033 len = (length > 3) ? length - 3 : 0;
3034
3035 rc = DosQueryCurrentDir(0, lpszCurDriveAndDir, &len);
3036 if(rc != ERROR_BUFFER_OVERFLOW)
3037 {
3038 if(rc)
3039 {
3040 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER));
3041 return 0;
3042 }
3043 len = strlen(lpszCurDriveAndDir) + 3;
3044
3045 // Dir returned by DosQueryCurDir doesn't include drive, so add it
3046 DosQueryCurrentDisk(&currentdisk, &drivemap);
3047
3048 if(isupper(lpszCurDir[3])) {
3049 lpszCurDir[0] = (char)('A' - 1 + currentdisk);
3050 }
3051 else lpszCurDir[0] = (char)('a' - 1 + currentdisk);
3052
3053 lpszCurDir[1] = ':';
3054 lpszCurDir[2] = '\\';
3055 }
3056 else len += 3; // + 3 since DosQueryCurDir doesn't include drive
3057
3058 SetLastError(ERROR_SUCCESS_W);
3059 return len;
3060}
3061//******************************************************************************
3062//******************************************************************************
3063BOOL OSLibDosBeep(DWORD ulFreq, DWORD ulDuration)
3064{
3065 APIRET rc;
3066
3067 if (ulDuration == -1)
3068 {
3069 SetLastError(ERROR_NOT_SUPPORTED_W);
3070 return FALSE;
3071 }
3072 rc = DosBeep(ulFreq, ulDuration);
3073 SetLastError(error2WinError(rc,ERROR_INVALID_HANDLE));
3074
3075 return (rc == 0);
3076}
3077//******************************************************************************
3078//******************************************************************************
3079ULONG OSLibDosGetModuleFileName(HMODULE hModule, LPTSTR lpszPath, DWORD cchPath)
3080{
3081 PTIB pTIB;
3082 PPIB pPIB;
3083 APIRET rc;
3084
3085 if(hModule == -1 || hModule == 0)
3086 {
3087 DosGetInfoBlocks(&pTIB, &pPIB);
3088 hModule = pPIB->pib_hmte;
3089 }
3090 *lpszPath = 0;
3091 rc = DosQueryModuleName(hModule, cchPath, lpszPath);
3092
3093 DWORD len = strlen(lpszPath);
3094 SetLastError(error2WinError(rc,ERROR_INVALID_HANDLE));
3095 return len;
3096}
3097//******************************************************************************
3098//******************************************************************************
3099ULONG OSLibDosGetProcAddress(HMODULE hModule, LPCSTR lpszProc)
3100{
3101 APIRET rc;
3102 PFN pfn = NULL;
3103 ULONG ordinal = (((ULONG)lpszProc) <= 0xFFFF) ? (ULONG)lpszProc : 0;
3104 HMODULE hmod = (HMODULE)hModule;
3105
3106 rc = DosQueryProcAddr( hmod, ordinal, (PSZ)lpszProc, &pfn );
3107 if(rc == ERROR_INVALID_HANDLE && pfn == NULL) {
3108 CHAR pszError[32], pszModule[CCHMAXPATH];
3109
3110 if(DosQueryModuleName( hmod, CCHMAXPATH, pszModule ) == 0 &&
3111 DosLoadModule( pszError, 32, pszModule, &hmod ) == 0)
3112 {
3113 rc = DosQueryProcAddr(hmod, ordinal, (PSZ)lpszProc, &pfn);
3114 }
3115 }
3116 SetLastError(error2WinError(rc,ERROR_INVALID_HANDLE));
3117
3118 return (ULONG)pfn;
3119}
3120//******************************************************************************
3121//******************************************************************************
3122BOOL OSLibDosSetThreadAffinity(DWORD dwThreadAffinityMask)
3123{
3124 static PROC_DosSetThreadAffinity pfnDosSetThreadAffinity = NULL;
3125 static BOOL fInit = FALSE;
3126 MPAFFINITY mask;
3127 APIRET rc;
3128
3129 if(fInit == FALSE && pfnDosSetThreadAffinity == NULL)
3130 {
3131 ULONG nrCPUs;
3132
3133 rc = DosQuerySysInfo(QSV_NUMPROCESSORS, QSV_NUMPROCESSORS, &nrCPUs, sizeof(nrCPUs));
3134 if (rc != 0 || nrCPUs == 1)
3135 {//not supported
3136 fInit = TRUE;
3137 SetLastError(ERROR_SUCCESS_W);
3138 return TRUE;
3139 }
3140
3141 HMODULE hDoscalls;
3142 if(DosQueryModuleHandle("DOSCALLS", &hDoscalls) == NO_ERROR) {
3143 DosQueryProcAddr(hDoscalls, 564, NULL, (PFN *)&pfnDosSetThreadAffinity);
3144 }
3145 fInit = TRUE;
3146 }
3147 if(fInit && pfnDosSetThreadAffinity == NULL) {
3148 SetLastError(ERROR_SUCCESS_W);
3149 return TRUE;
3150 }
3151 USHORT sel = RestoreOS2FS();
3152
3153 mask.mask[0] = dwThreadAffinityMask;
3154 mask.mask[1] = 0; //TODO: this might not be a good idea, but then again, not many people have > 32 cpus
3155
3156 rc = pfnDosSetThreadAffinity(&mask);
3157 SetFS(sel);
3158
3159 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER));
3160 return (rc == NO_ERROR);
3161}
3162//******************************************************************************
3163//******************************************************************************
3164BOOL OSLibDosQueryAffinity(DWORD fMaskType, DWORD *pdwThreadAffinityMask)
3165{
3166 static PROC_DosQueryThreadAffinity pfnDosQueryThreadAffinity = NULL;
3167 static BOOL fInit = FALSE;
3168 MPAFFINITY mask;
3169 APIRET rc;
3170
3171 if(fInit == FALSE && pfnDosQueryThreadAffinity == NULL)
3172 {
3173 ULONG nrCPUs;
3174
3175 rc = DosQuerySysInfo(QSV_NUMPROCESSORS, QSV_NUMPROCESSORS, &nrCPUs, sizeof(nrCPUs));
3176 if (rc != 0 || nrCPUs == 1)
3177 {//not supported
3178 fInit = TRUE;
3179 *pdwThreadAffinityMask = 1;
3180 SetLastError(ERROR_SUCCESS_W);
3181 return TRUE;
3182 }
3183
3184 HMODULE hDoscalls;
3185 if(DosQueryModuleHandle("DOSCALLS", &hDoscalls) == NO_ERROR) {
3186 DosQueryProcAddr(hDoscalls, 563, NULL, (PFN *)&pfnDosQueryThreadAffinity);
3187 }
3188 fInit = TRUE;
3189 }
3190 if(fInit && pfnDosQueryThreadAffinity == NULL) {
3191 *pdwThreadAffinityMask = 1;
3192 SetLastError(ERROR_SUCCESS_W);
3193 return TRUE;
3194 }
3195
3196 ULONG scope = (fMaskType == MASK_SYSTEM) ? AFNTY_SYSTEM : AFNTY_THREAD;
3197
3198 USHORT sel = RestoreOS2FS();
3199
3200 rc = pfnDosQueryThreadAffinity(scope, &mask);
3201 SetFS(sel);
3202
3203 if(rc == NO_ERROR) {
3204 *pdwThreadAffinityMask = mask.mask[0];
3205 }
3206
3207 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER));
3208 return (rc == NO_ERROR);
3209}
3210//******************************************************************************
3211//******************************************************************************
3212DWORD OSLibDosSetPriority(ULONG tid, int priority)
3213{
3214 DWORD ret, os2priorityclass;
3215 LONG os2prioritydelta;
3216 APIRET rc;
3217
3218 switch(priority)
3219 {
3220 case THREAD_PRIORITY_IDLE_W:
3221 os2priorityclass = PRTYC_IDLETIME;
3222 os2prioritydelta = 0;
3223 break;
3224 case THREAD_PRIORITY_LOWEST_W:
3225 os2priorityclass = PRTYC_REGULAR;
3226 os2prioritydelta = PRTYD_MINIMUM;
3227 break;
3228 case THREAD_PRIORITY_BELOW_NORMAL_W:
3229 os2priorityclass = PRTYC_REGULAR;
3230 os2prioritydelta = -15;
3231 break;
3232 case THREAD_PRIORITY_NORMAL_W:
3233 os2priorityclass = PRTYC_REGULAR;
3234 os2prioritydelta = 0;
3235 break;
3236 case THREAD_PRIORITY_ABOVE_NORMAL_W:
3237 os2priorityclass = PRTYC_REGULAR;
3238 os2prioritydelta = 15;
3239 break;
3240 case THREAD_PRIORITY_HIGHEST_W:
3241 os2priorityclass = PRTYC_REGULAR;
3242 os2prioritydelta = PRTYD_MAXIMUM;
3243 break;
3244 case THREAD_PRIORITY_TIME_CRITICAL_W:
3245 os2priorityclass = PRTYC_TIMECRITICAL;
3246 os2prioritydelta = 0;
3247 break;
3248 default:
3249 dprintf(("!WARNING!: Invalid priority!!"));
3250 SetLastError(ERROR_INVALID_PARAMETER_W);
3251 return ERROR_INVALID_PARAMETER_W;
3252 }
3253 rc = DosSetPriority(PRTYS_THREAD, os2priorityclass, os2prioritydelta, tid);
3254 ret = error2WinError(rc, ERROR_INVALID_PARAMETER);
3255 SetLastError(ret);
3256 return ret;
3257}
3258//******************************************************************************
3259//******************************************************************************
3260void OSLibDosSleep(ULONG msecs)
3261{
3262 DosSleep(msecs);
3263}
3264//******************************************************************************
3265//******************************************************************************
3266void OSLibDosExitThread(ULONG retcode)
3267{
3268 DosExit(EXIT_THREAD, retcode);
3269}
3270//******************************************************************************
3271//******************************************************************************
3272DWORD OSLibDosDevConfig(PVOID pdevinfo,
3273 ULONG item)
3274{
3275 return (DWORD)DosDevConfig(pdevinfo, item);
3276}
3277//******************************************************************************
3278//******************************************************************************
3279DWORD OSLibDosGetNumPhysDrives()
3280{
3281 USHORT usNumDrives = 0; /* Data return buffer */
3282 ULONG ulDataLen = sizeof(USHORT); /* Data return buffer length */
3283 APIRET rc = NO_ERROR; /* Return code */
3284
3285 /* Request a count of the number of partitionable disks in the system */
3286
3287 rc = DosPhysicalDisk(INFO_COUNT_PARTITIONABLE_DISKS,
3288 &usNumDrives,
3289 ulDataLen,
3290 NULL, /* No parameter for this function */
3291 0L);
3292
3293 if (rc != NO_ERROR) {
3294 dprintf(("DosPhysicalDisk error: return code = %u\n", rc));
3295 return 0;
3296 }
3297 else {
3298 dprintf(("DosPhysicalDisk: %u partitionable disk(s)\n",usNumDrives));
3299 }
3300 return usNumDrives;
3301}
3302//******************************************************************************
3303//******************************************************************************
3304
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