source: trunk/src/kernel32/oslibdos.cpp@ 3993

Last change on this file since 3993 was 3993, checked in by sandervl, 25 years ago

Updates for fake system dll headers
File size: 59.8 KB
Line 
1/* $Id: oslibdos.cpp,v 1.37 2000-08-11 10:56:17 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 *
10 * Project Odin Software License can be found in LICENSE.TXT
11 *
12 */
13#define INCL_BASE
14#define INCL_DOSEXCEPTIONS
15#define INCL_DOSMEMMGR
16#define INCL_DOSPROCESS
17#define INCL_DOSFILEMGR
18#define INCL_DOSERRORS
19#define INCL_NPIPES
20#include <os2wrap.h> //Odin32 OS/2 api wrappers
21#include <stdlib.h>
22#include <stdio.h>
23#include <string.h>
24#include <ctype.h>
25#include <win32api.h>
26#include <winconst.h>
27#include <misc.h>
28#include "initterm.h"
29#include "oslibdos.h"
30#include "dosqss.h"
31
32#define DBG_LOCALLOG DBG_oslibdos
33#include "dbglocal.h"
34
35static PROC_DosSetFileSizeL DosSetFileSizeLProc = 0;
36static PROC_DosSetFilePtrL DosSetFilePtrLProc = 0;
37static PROC_DosSetFileLocksL DosSetFileLocksLProc = 0;
38static BOOL f64BitIO = FALSE;
39//******************************************************************************
40//******************************************************************************
41void OSLibInitWSeBFileIO()
42{
43 HMODULE hDoscalls;
44
45 if(DosQueryModuleHandle("DOSCALLS", &hDoscalls) != NO_ERROR) {
46 return;
47 }
48 if(DosQueryProcAddr(hDoscalls, 989, NULL, (PFN *)&DosSetFileSizeLProc) != NO_ERROR) {
49 return;
50 }
51 if(DosQueryProcAddr(hDoscalls, 988, NULL, (PFN *)&DosSetFilePtrLProc) != NO_ERROR) {
52 return;
53 }
54 if(DosQueryProcAddr(hDoscalls, 986, NULL, (PFN *)&DosSetFileLocksLProc) != NO_ERROR) {
55 return;
56 }
57 f64BitIO = TRUE;
58}
59//******************************************************************************
60//******************************************************************************
61APIRET OdinDosSetFileSizeL(HFILE hFile, LONGLONG cbSize)
62{
63 APIRET yyrc;
64 USHORT sel = RestoreOS2FS();
65
66 yyrc = DosSetFileSizeLProc(hFile, cbSize);
67 SetFS(sel);
68
69 return yyrc;
70}
71//******************************************************************************
72//******************************************************************************
73APIRET OdinDosSetFilePtrL(HFILE hFile, LONGLONG ib, ULONG method, PLONGLONG ibActual)
74{
75 APIRET yyrc;
76 USHORT sel = RestoreOS2FS();
77
78 yyrc = DosSetFilePtrLProc(hFile, ib, method, ibActual);
79 SetFS(sel);
80
81 return yyrc;
82}
83//******************************************************************************
84//******************************************************************************
85APIRET OdinDosSetFileLocksL(HFILE hFile, PFILELOCKL pflUnlock, PFILELOCKL pflLock,
86 ULONG timeout, ULONG flags)
87{
88 APIRET yyrc;
89 USHORT sel = RestoreOS2FS();
90
91 yyrc = DosSetFileLocksLProc(hFile, pflUnlock, pflLock, timeout, flags);
92 SetFS(sel);
93
94 return yyrc;
95}
96//******************************************************************************
97// translate OS/2 error codes to Windows codes
98// NOTE: add all codes you need, list is not complete!
99//******************************************************************************
100DWORD error2WinError(APIRET rc,DWORD defaultCode = ERROR_NOT_ENOUGH_MEMORY_W)
101{
102 switch (rc)
103 {
104 case NO_ERROR: //0
105 return ERROR_SUCCESS_W;
106
107 case ERROR_INVALID_FUNCTION: //1
108 return ERROR_INVALID_FUNCTION_W;
109
110 case ERROR_FILE_NOT_FOUND: //2
111 return ERROR_FILE_NOT_FOUND_W;
112
113 case ERROR_PATH_NOT_FOUND: //3
114 return ERROR_PATH_NOT_FOUND_W;
115
116 case ERROR_TOO_MANY_OPEN_FILES: //4
117 return ERROR_TOO_MANY_OPEN_FILES_W;
118
119 case ERROR_ACCESS_DENIED: //5
120 return ERROR_ACCESS_DENIED_W;
121
122 case ERROR_INVALID_HANDLE: //6
123 return ERROR_INVALID_HANDLE_W;
124
125 case ERROR_NOT_ENOUGH_MEMORY: //8
126 return ERROR_NOT_ENOUGH_MEMORY_W;
127
128 case ERROR_BAD_FORMAT: //11
129 return ERROR_BAD_FORMAT_W;
130
131 case ERROR_INVALID_ACCESS: //12
132 return ERROR_INVALID_ACCESS_W;
133
134 case ERROR_NO_MORE_FILES: //18
135 return ERROR_NO_MORE_FILES_W;
136
137 case ERROR_WRITE_PROTECT: //19
138 return ERROR_WRITE_PROTECT_W;
139
140 case ERROR_NOT_DOS_DISK: //26
141 return ERROR_NOT_DOS_DISK_W;
142
143 case ERROR_WRITE_FAULT: //29
144 return ERROR_WRITE_FAULT_W;
145
146 case ERROR_SHARING_VIOLATION: //32
147 return ERROR_SHARING_VIOLATION_W;
148
149 case ERROR_LOCK_VIOLATION: //32
150 return ERROR_LOCK_VIOLATION_W;
151
152 case ERROR_SHARING_BUFFER_EXCEEDED: //36
153 return ERROR_SHARING_BUFFER_EXCEEDED_W;
154
155 case ERROR_CANNOT_MAKE: //82
156 return ERROR_CANNOT_MAKE_W;
157
158 case ERROR_OUT_OF_STRUCTURES: //84
159 return ERROR_OUT_OF_STRUCTURES_W;
160
161 case ERROR_INVALID_PARAMETER: //87
162 return ERROR_INVALID_PARAMETER_W;
163
164 case ERROR_INTERRUPT: //95
165 return ERROR_INVALID_AT_INTERRUPT_TIME_W; //CB: right???
166
167 case ERROR_DEVICE_IN_USE: //99
168 return ERROR_DEVICE_IN_USE_W;
169
170 case ERROR_DRIVE_LOCKED: //108
171 return ERROR_DRIVE_LOCKED_W;
172
173 case ERROR_BROKEN_PIPE: //109
174 return ERROR_BROKEN_PIPE_W;
175
176 case ERROR_OPEN_FAILED: //110
177 return ERROR_OPEN_FAILED_W;
178
179 case ERROR_BUFFER_OVERFLOW: //111
180 return ERROR_BUFFER_OVERFLOW_W;
181
182 case ERROR_DISK_FULL: //112
183 return ERROR_DISK_FULL_W;
184
185 case ERROR_NO_MORE_SEARCH_HANDLES: //113
186 return ERROR_NO_MORE_SEARCH_HANDLES_W;
187
188 case ERROR_SEM_TIMEOUT: //121
189 return ERROR_SEM_TIMEOUT_W;
190
191 case ERROR_DIRECT_ACCESS_HANDLE: //130
192 return ERROR_DIRECT_ACCESS_HANDLE_W;
193
194 case ERROR_NEGATIVE_SEEK: //131
195 return ERROR_NEGATIVE_SEEK;
196
197 case ERROR_SEEK_ON_DEVICE: //132
198 return ERROR_SEEK_ON_DEVICE_W;
199
200 case ERROR_DISCARDED: //157
201 return ERROR_DISCARDED_W;
202
203 case ERROR_FILENAME_EXCED_RANGE: //206
204 return ERROR_FILENAME_EXCED_RANGE_W;
205
206 case ERROR_META_EXPANSION_TOO_LONG: //208
207 return ERROR_META_EXPANSION_TOO_LONG_W;
208
209 case ERROR_BAD_PIPE: //230
210 return ERROR_BAD_PIPE_W;
211
212 case ERROR_PIPE_BUSY: //231
213 return ERROR_PIPE_BUSY_W;
214
215 case ERROR_NO_DATA: //232
216 return ERROR_NO_DATA_W;
217
218 case ERROR_PIPE_NOT_CONNECTED: //233
219 return ERROR_PIPE_NOT_CONNECTED_W;
220
221 case ERROR_MORE_DATA: //234
222 return ERROR_MORE_DATA_W;
223
224 case ERROR_INVALID_EA_NAME: //254
225 return ERROR_INVALID_EA_NAME_W;
226
227 case ERROR_EA_LIST_INCONSISTENT: //255
228 return ERROR_EA_LIST_INCONSISTENT_W;
229
230 case ERROR_EAS_DIDNT_FIT: //275
231 return ERROR_EAS_DIDNT_FIT;
232
233 default:
234 dprintf(("WARNING: error2WinError: error %d not included!!!!", rc));
235 return defaultCode;
236 }
237}
238//******************************************************************************
239//TODO: Assumes entire memory range has the same protection flags!
240//TODO: Check if this works for code aliases...
241//******************************************************************************
242DWORD OSLibDosAliasMem(LPVOID pb, ULONG cb, LPVOID *ppbAlias, ULONG fl)
243{
244 DWORD rc;
245 DWORD attr;
246 DWORD size = cb;
247
248 cb = (cb-1) & ~0xfff;
249 cb+= PAGE_SIZE;
250
251 rc = DosQueryMem(pb, &size, &attr);
252 if(rc) {
253 dprintf(("OSLibDosAliasMem: DosQueryMem %x %x return %d", pb, size, rc));
254 return rc;
255 }
256 size = (size-1) & ~0xfff;
257 size+= PAGE_SIZE;
258 if(size != cb) {
259 dprintf(("ERROR: OSLibDosAliasMem: size != cb (%x!=%x)!!!!!!!!", size, cb));
260 //ignore this and continue return 5;
261 attr = fl; //just use original protection flags (NOT CORRECT)
262 }
263 attr &= (PAG_READ|PAG_WRITE|PAG_EXECUTE|PAG_GUARD|PAG_DEFAULT);
264 if(attr != fl) {
265 rc = DosSetMem(pb, size, fl);
266 if(rc) {
267 dprintf(("OSLibDosAliasMem: DosSetMem %x %x return %d", pb, size, rc));
268 attr = fl;
269 //just continue for now
270 //return rc;
271 }
272 }
273 rc = DosAliasMem(pb, cb, ppbAlias, 2);
274 if(rc) {
275 dprintf(("OSLibDosAliasMem: DosAliasMem %x %x returned %d", pb, cb, rc));
276 return rc;
277 }
278 if(attr != fl) {
279 rc = DosSetMem(pb, size, attr);
280 if(rc) {
281 dprintf(("OSLibDosAliasMem: DosSetMem (2) %x %x return %d", pb, size, rc));
282 return rc;
283 }
284 }
285 return 0;
286}
287//******************************************************************************
288//NT returns addresses aligned at 64k, so we do too.
289//******************************************************************************
290DWORD OSLibDosAllocMem(LPVOID *lplpMemAddr, DWORD size, DWORD flags)
291{
292 LPVOID memaddr;
293 DWORD offset;
294 APIRET rc;
295
296 rc = DosAllocMem(&memaddr, size, PAG_READ | flAllocMem);
297 if(rc) {
298 return rc;
299 }
300 DosEnterCritSec();
301 DosFreeMem(memaddr);
302 offset = (DWORD)memaddr & 0xFFFF;
303 if(offset) {
304 DosAllocMem(&memaddr, 64*1024 - offset, PAG_READ | flAllocMem);
305 }
306 rc = DosAllocMem(lplpMemAddr, size, flags | flAllocMem);
307 DosExitCritSec();
308 if((DWORD)*lplpMemAddr & 0xFFFF) {//still not at 64k boundary?
309 DosFreeMem(*lplpMemAddr);
310 rc = OSLibDosAllocMem(lplpMemAddr, size, flags);
311 }
312 if(offset) {
313 DosFreeMem(memaddr);
314 }
315
316 return rc;
317}
318//******************************************************************************
319//******************************************************************************
320DWORD OSLibDosFreeMem(LPVOID lpMemAddr)
321{
322 return DosFreeMem(lpMemAddr);
323}
324//******************************************************************************
325//NOTE: If name == NULL, allocated gettable unnamed shared memory
326//******************************************************************************
327DWORD OSLibDosAllocSharedMem(LPVOID *lplpMemAddr, DWORD size, DWORD flags, LPSTR name)
328{
329 APIRET rc;
330 char *sharedmemname = NULL;
331
332 if(name) {
333 sharedmemname = (char *)malloc(strlen(name) + 16);
334 strcpy(sharedmemname, "\\SHAREMEM\\");
335 strcat(sharedmemname, name);
336 }
337 else flags |= OBJ_GETTABLE;
338
339 rc = DosAllocSharedMem(lplpMemAddr, sharedmemname, size, flags);
340 if(name) {
341 free(sharedmemname);
342 }
343 return rc;
344}
345//******************************************************************************
346//NOTE: If name == NULL, assume gettable unnamed shared memory
347//******************************************************************************
348DWORD OSLibDosGetNamedSharedMem(LPVOID *lplpMemAddr, LPSTR name)
349{
350 APIRET rc;
351 char *sharedmemname = NULL;
352
353 if(name) {
354 sharedmemname = (char *)malloc(strlen(name) + 16);
355 strcpy(sharedmemname, "\\SHAREMEM\\");
356 strcat(sharedmemname, name);
357 rc = DosGetNamedSharedMem(lplpMemAddr, sharedmemname, PAG_READ|PAG_WRITE);
358 if(name) {
359 free(sharedmemname);
360 }
361 }
362 else rc = DosGetSharedMem((LPVOID)*(DWORD *)lplpMemAddr, PAG_READ|PAG_WRITE);
363
364 return rc;
365}
366//******************************************************************************
367//******************************************************************************
368DWORD OSLibDosQueryMem(LPVOID lpMemAddr, DWORD *lpRangeSize, DWORD *lpAttr)
369{
370 return DosQueryMem(lpMemAddr, lpRangeSize, lpAttr);
371}
372//******************************************************************************
373//******************************************************************************
374DWORD OSLibDosSetMem(LPVOID lpMemAddr, DWORD size, DWORD flags)
375{
376 APIRET rc;
377
378 rc = DosSetMem(lpMemAddr, size, flags);
379 switch(rc) {
380 case ERROR_INVALID_ADDRESS:
381 return OSLIB_ERROR_INVALID_ADDRESS;
382 case ERROR_ACCESS_DENIED:
383 return OSLIB_ERROR_ACCESS_DENIED;
384 default:
385 return rc;
386 }
387}
388//******************************************************************************
389//******************************************************************************
390DWORD OSLibDosOpen(char *lpszFileName, DWORD flags)
391{
392 APIRET rc;
393 HFILE hFile;
394 ULONG ulAction;
395 DWORD os2flags = OPEN_FLAGS_NOINHERIT;
396
397
398 if(flags & OSLIB_ACCESS_READONLY)
399 os2flags |= OPEN_ACCESS_READONLY;
400 else
401 if(flags & OSLIB_ACCESS_READWRITE)
402 os2flags |= OPEN_ACCESS_READWRITE;
403
404 if(flags & OSLIB_ACCESS_SHAREDENYNONE)
405 os2flags |= OPEN_SHARE_DENYNONE;
406 else
407 if(flags & OSLIB_ACCESS_SHAREDENYREAD)
408 os2flags |= OPEN_SHARE_DENYREAD;
409 else
410 if(flags & OSLIB_ACCESS_SHAREDENYWRITE)
411 os2flags |= OPEN_SHARE_DENYWRITE;
412
413tryopen:
414 rc = DosOpen(lpszFileName, /* File path name */
415 &hFile, /* File handle */
416 &ulAction, /* Action taken */
417 0L, /* File primary allocation */
418 0L, /* File attribute */
419 OPEN_ACTION_FAIL_IF_NEW |
420 OPEN_ACTION_OPEN_IF_EXISTS, /* Open function type */
421 os2flags,
422 0L); /* No extended attribute */
423
424 if(rc) {
425 if(rc == ERROR_TOO_MANY_OPEN_FILES) {
426 ULONG CurMaxFH;
427 LONG ReqCount = 32;
428
429 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
430 if(rc) {
431 dprintf(("DosSetRelMaxFH returned %d", rc));
432 return 0;
433 }
434 dprintf(("DosOpen failed -> increased nr open files to %d", CurMaxFH));
435 goto tryopen;
436 }
437 return 0;
438 }
439 else return hFile;
440}
441//******************************************************************************
442//******************************************************************************
443BOOL OSLibDosClose(DWORD hFile)
444{
445 APIRET rc;
446
447 rc = DosClose(hFile);
448 SetLastError(error2WinError(rc));
449 return (rc == NO_ERROR);
450}
451//******************************************************************************
452//******************************************************************************
453DWORD OSLibDosChangeMaxFileHandles()
454{
455 ULONG CurMaxFH;
456 LONG ReqCount = 0;
457 APIRET rc;
458
459 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
460 if(rc) {
461 dprintf(("DosSetRelMaxFH returned %d", rc));
462 return rc;
463 }
464 if(ReqCount + ODIN_INCREMENT_MAX_FILEHANDLES > CurMaxFH) {
465 ReqCount = CurMaxFH + ODIN_INCREMENT_MAX_FILEHANDLES;
466 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
467 if(rc) {
468 dprintf(("DosSetRelMaxFH returned %d", rc));
469 return rc;
470 }
471 }
472 return 0;
473}
474//******************************************************************************
475//******************************************************************************
476DWORD OSLibDosSetInitialMaxFileHandles(DWORD maxhandles)
477{
478 ULONG CurMaxFH;
479 LONG ReqCount = 0;
480 APIRET rc;
481
482 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
483 if(rc) {
484 dprintf(("DosSetRelMaxFH returned %d", rc));
485 return rc;
486 }
487 if(CurMaxFH < maxhandles) {
488 rc = DosSetMaxFH(maxhandles);
489 if(rc) {
490 dprintf(("DosSetMaxFH returned %d", rc));
491 return rc;
492 }
493 }
494 return 0;
495}
496//******************************************************************************
497//******************************************************************************
498BOOL OSLibDosRead(DWORD hFile, LPVOID lpBuffer, DWORD size, DWORD *nrBytesRead)
499{
500 APIRET rc;
501
502 rc = DosRead(hFile, lpBuffer, size, nrBytesRead);
503 SetLastError(error2WinError(rc));
504 return (rc == NO_ERROR);
505}
506//******************************************************************************
507//******************************************************************************
508BOOL OSLibDosWrite(DWORD hFile, LPVOID lpBuffer, DWORD size, DWORD *nrBytesWritten)
509{
510 APIRET rc;
511
512 rc = DosWrite(hFile, lpBuffer, size, nrBytesWritten);
513 SetLastError(error2WinError(rc));
514 return (rc == NO_ERROR);
515}
516//******************************************************************************
517//******************************************************************************
518DWORD OSLibDosSetFilePtr(DWORD hFile, DWORD offset, DWORD method)
519{
520 DWORD os2method;
521 DWORD newoffset;
522 APIRET rc;
523
524 switch(method)
525 {
526 case OSLIB_SETPTR_FILE_CURRENT:
527 os2method = FILE_CURRENT;
528 break;
529 case OSLIB_SETPTR_FILE_BEGIN:
530 os2method = FILE_BEGIN ;
531 break;
532 case OSLIB_SETPTR_FILE_END:
533 os2method = FILE_END;
534 break;
535 default:
536 return OSLIB_ERROR_INVALID_PARAMETER;
537 }
538
539 rc = DosSetFilePtr(hFile, offset, os2method, &newoffset);
540 if(rc)
541 {
542 SetLastError(error2WinError(rc));
543 return -1;
544 }
545 else return newoffset;
546}
547//******************************************************************************
548//******************************************************************************
549BOOL OSLibDosDelete(char *lpszFileName)
550{
551 APIRET rc;
552
553 rc = DosDelete(lpszFileName);
554 if(rc) {
555 SetLastError(error2WinError(rc));
556 return FALSE;
557 }
558 return TRUE;
559}
560//******************************************************************************
561//******************************************************************************
562BOOL pmDateTimeToFileTime(FDATE *pDate,FTIME *pTime,FILETIME *pFT)
563{
564 USHORT dosTime, dosDate;
565
566 dosTime = *(USHORT*)pTime;
567 dosDate = *(USHORT*)pDate;
568
569 return DosDateTimeToFileTime(dosDate,dosTime,pFT);
570}
571//******************************************************************************
572//******************************************************************************
573#define NOT_NORMAL (FILE_ATTRIBUTE_READONLY_W | \
574 FILE_ATTRIBUTE_HIDDEN_W | \
575 FILE_ATTRIBUTE_SYSTEM_W | \
576 FILE_ATTRIBUTE_ARCHIVE_W)
577
578inline DWORD pm2WinFileAttributes(DWORD attrFile)
579{
580 DWORD res = 0;
581
582 if (!(attrFile & NOT_NORMAL))
583 res |= FILE_ATTRIBUTE_NORMAL_W;
584 if (attrFile & FILE_READONLY)
585 res |= FILE_ATTRIBUTE_READONLY_W;
586 if (attrFile & FILE_HIDDEN)
587 res |= FILE_ATTRIBUTE_HIDDEN_W;
588 if (attrFile & FILE_SYSTEM)
589 res |= FILE_ATTRIBUTE_SYSTEM_W;
590 if (attrFile & FILE_DIRECTORY)
591 res |= FILE_ATTRIBUTE_DIRECTORY_W;
592 if (attrFile & FILE_ARCHIVED)
593 res |= FILE_ATTRIBUTE_ARCHIVE_W;
594
595 //CB: not used: FILE_ATTRIBUTE_COMPRESSED_W
596
597 return res;
598}
599//******************************************************************************
600//******************************************************************************
601BOOL OSLibDosGetFileAttributesEx(PSZ pszName,
602 ULONG ulDummy,
603 PVOID pBuffer)
604{
605 APIRET rc; /* API return code */
606 FILESTATUS3 fs3; /* file information structure */
607 LPWIN32_FILE_ATTRIBUTE_DATA lpFad = (LPWIN32_FILE_ATTRIBUTE_DATA) pBuffer;
608
609 // Note: we only handle standard "GetFileExInfoStandard" requests
610 rc = DosQueryPathInfo(pszName, /* query the file information */
611 FIL_STANDARD,
612 &fs3,
613 sizeof(fs3));
614 if (rc != NO_ERROR) /* check for errors */
615 return FALSE; /* raise error condition */
616
617 // convert structure
618 lpFad->dwFileAttributes = pm2WinFileAttributes(fs3.attrFile);
619 pmDateTimeToFileTime(&fs3.fdateCreation, &fs3.ftimeCreation, &lpFad->ftCreationTime);
620 pmDateTimeToFileTime(&fs3.fdateLastAccess, &fs3.ftimeLastAccess, &lpFad->ftLastAccessTime);
621 pmDateTimeToFileTime(&fs3.fdateLastWrite, &fs3.ftimeLastWrite, &lpFad->ftLastWriteTime);
622
623 /* @@@PH we might add Aurora support ...
624 lpFad->nFileSizeHigh = info.nFileSizeHigh;
625 */
626 lpFad->nFileSizeHigh = 0;
627 lpFad->nFileSizeLow = fs3.cbFile;
628
629 return TRUE;
630}
631//******************************************************************************
632DWORD WIN32API GetEnvironmentVariableA(LPCSTR, LPSTR, DWORD );
633//******************************************************************************
634DWORD OSLibDosSearchPath(DWORD cmd, char *path, char *name, char *full_name,
635 DWORD length_fullname)
636{
637 switch(cmd) {
638 case OSLIB_SEARCHDIR:
639 if(DosSearchPath(SEARCH_IGNORENETERRS, path,
640 name, full_name, length_fullname) != 0) {
641 return 0;
642 }
643 return strlen(full_name);
644
645
646 case OSLIB_SEARCHCURDIR:
647 if(DosSearchPath(SEARCH_IGNORENETERRS | SEARCH_CUR_DIRECTORY, path,
648 name, full_name, length_fullname) != 0) {
649 return 0;
650 }
651 return strlen(full_name);
652
653 case OSLIB_SEARCHFILE:
654 {
655 FILESTATUS3 fileinfo;
656
657 if(DosQueryPathInfo(name, FIL_STANDARD, &fileinfo, sizeof(fileinfo)) != 0) {
658 return 0;
659 }
660 strncpy(full_name, name, length_fullname);
661 full_name[length_fullname-1] = 0;
662 return strlen(full_name);
663 }
664
665 case OSLIB_SEARCHENV:
666 {
667 LPSTR envstring;
668 int envsize;
669 CHAR szResult[CCHMAXPATH];
670
671 envsize = GetEnvironmentVariableA(path, NULL, 0);
672 envstring = (LPSTR)malloc(envsize+1);
673 GetEnvironmentVariableA(path, envstring, envsize);
674 if(DosSearchPath(SEARCH_IGNORENETERRS, envstring,
675 name, szResult, sizeof(szResult)) != 0) {
676 free(envstring);
677 return 0;
678 }
679 free(envstring);
680 strcpy(full_name, szResult);
681 return strlen(full_name);
682 }
683 }
684 return 0;
685}
686//******************************************************************************
687//******************************************************************************
688APIRET OSLibDosQueryPathInfo(PSZ pszPathName,
689 ULONG ulInfoLevel,
690 PVOID pInfoBuf,
691 ULONG cbInfoBuf)
692{
693 APIRET rc = DosQueryPathInfo( pszPathName, ulInfoLevel,
694 pInfoBuf, cbInfoBuf );
695
696 if(rc == ERROR_TOO_MANY_OPEN_FILES)
697 {
698 LONG reqCount = 2;
699 ULONG maxFiles;
700
701 if(DosSetRelMaxFH(&reqCount, &maxFiles) == NO_ERROR)
702 rc = DosQueryPathInfo(pszPathName, ulInfoLevel,
703 pInfoBuf, cbInfoBuf );
704 }
705 return rc;
706}
707//******************************************************************************
708//******************************************************************************
709DWORD OSLibDosCreateFile(CHAR *lpszFile,
710 DWORD fuAccess,
711 DWORD fuShare,
712 LPSECURITY_ATTRIBUTES lpSecurityAttributes,
713 DWORD fuCreate,
714 DWORD fuAttrFlags,
715 HANDLE hTemplateFile)
716{
717 HFILE hFile;
718 ULONG actionTaken = 0;
719 ULONG fileSize = 0;
720 ULONG fileAttr = FILE_NORMAL;
721 ULONG openFlag = 0;
722 ULONG openMode = 0;
723 APIRET rc = ERROR_NOT_ENOUGH_MEMORY;;
724
725 //TODO: lpSecurityAttributes (inheritance)
726
727 if(fuAttrFlags & FILE_ATTRIBUTE_ARCHIVE_W)
728 fileAttr |= FILE_ARCHIVED;
729 if(fuAttrFlags & FILE_ATTRIBUTE_HIDDEN_W)
730 fileAttr |= FILE_HIDDEN;
731 if(fuAttrFlags & FILE_ATTRIBUTE_SYSTEM_W)
732 fileAttr |= FILE_SYSTEM;
733 if(fuAttrFlags & FILE_ATTRIBUTE_READONLY_W)
734 fileAttr |= FILE_READONLY;
735 // TODO: FILE_ATTRIBUTE_TEMPORARY_W
736
737 switch(fuCreate)
738 {
739 case CREATE_NEW_W:
740 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_FAIL_IF_EXISTS;
741 break;
742 case CREATE_ALWAYS_W:
743 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_REPLACE_IF_EXISTS;
744 break;
745 case OPEN_EXISTING_W:
746 openFlag |= OPEN_ACTION_FAIL_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS;
747 break;
748 case OPEN_ALWAYS_W:
749 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS;
750 break;
751 case TRUNCATE_EXISTING_W:
752 openFlag |= OPEN_ACTION_FAIL_IF_NEW | OPEN_ACTION_REPLACE_IF_EXISTS;
753 break;
754 }
755
756 if(fuAttrFlags & FILE_FLAG_WRITE_THROUGH_W) openMode |= OPEN_FLAGS_WRITE_THROUGH;
757 if(fuAttrFlags & FILE_FLAG_NO_BUFFERING_W) openMode |= OPEN_FLAGS_NO_CACHE;
758 if(fuAttrFlags & FILE_FLAG_RANDOM_ACCESS_W) openMode |= OPEN_FLAGS_RANDOM;
759 if(fuAttrFlags & FILE_FLAG_SEQUENTIAL_SCAN_W) openMode |= OPEN_FLAGS_SEQUENTIAL;
760 // TODO: FILE_FLAG_BACKUP_SEMANTICS_W
761 // FILE_FLAG_POSIX_SEMANTICS_W are not supported
762
763 if(fuShare == 0)
764 openMode |= OPEN_SHARE_DENYREADWRITE;
765 else
766 if(fuShare == (FILE_SHARE_READ_W | FILE_SHARE_WRITE_W))
767 openMode |= OPEN_SHARE_DENYNONE;
768 else
769 if(fuShare & FILE_SHARE_READ_W)
770 openMode |= OPEN_SHARE_DENYWRITE;
771 else
772 if(fuShare & FILE_SHARE_WRITE_W)
773 openMode |= OPEN_SHARE_DENYREAD;
774
775 if(fuAccess == (GENERIC_READ_W | GENERIC_WRITE_W))
776 openMode |= OPEN_ACCESS_READWRITE;
777 else
778 if(fuAccess & GENERIC_READ_W)
779 openMode |= OPEN_ACCESS_READONLY;
780 else
781 if(fuAccess & GENERIC_WRITE_W)
782 openMode |= OPEN_ACCESS_WRITEONLY;
783
784 /* if creating a file, access cannot be readonly! */
785 if (openFlag & OPEN_ACTION_CREATE_IF_NEW &&
786 (!(openMode & OPEN_ACCESS_READWRITE) &&
787 !(openMode & OPEN_ACCESS_WRITEONLY))) {
788 openMode |= OPEN_ACCESS_READWRITE;
789 }
790
791 int retry = 0;
792 while(retry < 2)
793 {
794 rc = DosOpen((PSZ)lpszFile,
795 &hFile,
796 &actionTaken,
797 fileSize,
798 fileAttr,
799 openFlag,
800 openMode,
801 NULL);
802 if(rc == ERROR_TOO_MANY_OPEN_FILES)
803 {
804 ULONG CurMaxFH;
805 LONG ReqCount = 32;
806
807 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
808 if(rc) {
809 dprintf(("DosSetRelMaxFH returned %d", rc));
810 SetLastError(ERROR_TOO_MANY_OPEN_FILES_W);
811 return INVALID_HANDLE_VALUE_W;
812 }
813 dprintf(("DosOpen failed -> increased nr open files to %d", CurMaxFH));
814 }
815 else break;
816 retry++;
817 }
818
819 if(rc)
820 {
821 SetLastError(error2WinError(rc));
822 return INVALID_HANDLE_VALUE_W;
823 }
824 SetLastError(ERROR_SUCCESS_W);
825 return hFile;
826}
827//******************************************************************************
828//******************************************************************************
829DWORD OSLibDosOpenFile(CHAR *lpszFile, UINT fuMode)
830{
831 ULONG actionTaken = 0;
832 ULONG fileSize = 0;
833 ULONG fileAttr = FILE_NORMAL;
834 ULONG openFlag = 0;
835 ULONG openMode = 0;
836 APIRET rc = ERROR_NOT_ENOUGH_MEMORY;
837 HFILE hFile;
838
839 if(!(fuMode & (OF_CREATE_W | OF_READWRITE_W | OF_WRITE_W)))
840 {
841 openMode |= OPEN_ACCESS_READONLY;
842 openFlag |= OPEN_ACTION_OPEN_IF_EXISTS;
843 }
844 else
845 {
846 if(fuMode & OF_CREATE_W) {
847 openFlag |= OPEN_ACTION_CREATE_IF_NEW |
848 OPEN_ACTION_REPLACE_IF_EXISTS;
849 }
850 else openFlag |= OPEN_ACTION_OPEN_IF_EXISTS; //180575
851
852 if(fuMode & OF_READWRITE_W)
853 openMode |= OPEN_ACCESS_READWRITE;
854 else
855 if(fuMode & OF_WRITE_W)
856 openMode |= OPEN_ACCESS_WRITEONLY;
857 else
858 if(fuMode & OF_CREATE_W)
859 openMode |= OPEN_ACCESS_READWRITE;
860 }
861
862 if((fuMode & OF_SHARE_DENY_WRITE_W) ||
863 !(fuMode & (OF_SHARE_DENY_READ_W | OF_SHARE_DENY_NONE_W | OF_SHARE_EXCLUSIVE_W)))
864 openMode |= OPEN_SHARE_DENYWRITE;
865 else
866 if (fuMode & OF_SHARE_DENY_NONE_W)
867 openMode |= OPEN_SHARE_DENYNONE;
868 else
869 if (fuMode & OF_SHARE_DENY_READ_W)
870 openMode |= OPEN_SHARE_DENYREAD;
871 else
872 if (fuMode & OF_SHARE_EXCLUSIVE_W)
873 openMode |= OPEN_SHARE_DENYREADWRITE;
874
875 rc = DosOpen((PSZ)lpszFile,
876 &hFile,
877 &actionTaken,
878 fileSize,
879 fileAttr,
880 openFlag,
881 openMode,
882 NULL);
883
884 if(rc != NO_ERROR)
885 {
886 if(fuMode & OF_EXIST_W)
887 {
888 if(rc == ERROR_OPEN_FAILED || rc == ERROR_FILE_NOT_FOUND)
889 {
890 SetLastError(ERROR_FILE_NOT_FOUND_W);
891 return HFILE_ERROR_W;
892 }
893 }
894 if((rc == ERROR_OPEN_FAILED) && (openFlag & OPEN_ACTION_OPEN_IF_EXISTS))
895 {
896 SetLastError(ERROR_FILE_NOT_FOUND_W);
897 }
898 else SetLastError(error2WinError(rc));
899
900 return HFILE_ERROR_W;
901 }
902 SetLastError(ERROR_SUCCESS_W);
903 return hFile;
904}
905//******************************************************************************
906//******************************************************************************
907BOOL OSLibDosLockFile(DWORD hFile, DWORD dwFlags,
908 DWORD OffsetLow, DWORD OffsetHigh,
909 DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh,
910 LPOVERLAPPED lpOverlapped)
911{
912 APIRET rc;
913
914 // Set 5 secs timeout for locking file and no other can access this
915 // file region
916
917 if(lpOverlapped) {//TODO:
918 dprintf(("OSLibDosLockFile: overlapped lock not yet implemented!!"));
919 }
920 //TODO: Locking region crossing end of file is permitted. Works in OS/2??
921 if(f64BitIO)
922 {
923 FILELOCKL lockRangeL;
924
925 lockRangeL.lOffset.ulLo = OffsetLow;
926 lockRangeL.lOffset.ulHi = OffsetHigh;
927 lockRangeL.lRange.ulLo = nNumberOfBytesToLockLow;
928 lockRangeL.lRange.ulHi = nNumberOfBytesToLockHigh;
929
930 rc = OdinDosSetFileLocksL(hFile, NULL, &lockRangeL,
931 (dwFlags & LOCKFILE_FAIL_IMMEDIATELY_W) ? 0 : 5000, 0);
932 //SvL: 64 bits values are only supported by JFS
933 // Try the 32 bits DosSetFileLocks if it fails
934 // (TODO: should check the partition type instead)
935 if(rc == ERROR_INVALID_PARAMETER && (OffsetHigh || nNumberOfBytesToLockHigh)) {
936 goto oldlock;
937 }
938 }
939 else
940 {
941oldlock:
942 FILELOCK lockRange = { OffsetLow, nNumberOfBytesToLockLow };
943
944 rc = DosSetFileLocks(hFile, NULL, &lockRange,
945 (dwFlags & LOCKFILE_FAIL_IMMEDIATELY_W) ? 0 : 5000, 0);
946 }
947 if(rc) {
948 SetLastError(error2WinError(rc));
949 return FALSE;
950 }
951 SetLastError(ERROR_SUCCESS_W);
952 return TRUE;
953}
954//******************************************************************************
955//******************************************************************************
956BOOL OSLibDosUnlockFile(DWORD hFile, DWORD OffsetLow, DWORD OffsetHigh,
957 DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh,
958 LPOVERLAPPED lpOverlapped)
959{
960 APIRET rc;
961
962 // Set 5 secs timeout for unlocking file and no other can access this
963 // file region
964
965 if(lpOverlapped) {//TODO:
966 dprintf(("OSLibDosUnlockFile: overlapped unlock not yet implemented!!"));
967 }
968 if(f64BitIO)
969 {
970 FILELOCKL unlockRangeL;
971
972 unlockRangeL.lOffset.ulLo = OffsetLow;
973 unlockRangeL.lOffset.ulHi = OffsetHigh;
974 unlockRangeL.lRange.ulLo = nNumberOfBytesToLockLow;
975 unlockRangeL.lRange.ulHi = nNumberOfBytesToLockHigh;
976
977 rc = OdinDosSetFileLocksL(hFile, &unlockRangeL, NULL, 5000, 0);
978 //SvL: 64 bits values are only supported by JFS
979 // Try the 32 bits DosSetFileLocks if it fails
980 // (TODO: should check the partition type instead)
981 if(rc == ERROR_INVALID_PARAMETER && (OffsetHigh || nNumberOfBytesToLockHigh)) {
982 goto oldlock;
983 }
984 }
985 else
986 {
987oldlock:
988 FILELOCK unlockRange = { OffsetLow, nNumberOfBytesToLockLow };
989
990 rc = DosSetFileLocks(hFile, &unlockRange, NULL, 5000, 0);
991 }
992 if(rc) {
993 SetLastError(error2WinError(rc));
994 return FALSE;
995 }
996 SetLastError(ERROR_SUCCESS_W);
997 return TRUE;
998}
999//******************************************************************************
1000//******************************************************************************
1001BOOL OSLibDosFlushFileBuffers(DWORD hFile)
1002{
1003 APIRET rc;
1004
1005 rc = DosResetBuffer(hFile);
1006 SetLastError(error2WinError(rc));
1007 return (rc == NO_ERROR);
1008}
1009//******************************************************************************
1010//******************************************************************************
1011DWORD OSLibDosGetFileSize(DWORD hFile, LPDWORD lpdwFileSizeHigh)
1012{
1013 APIRET rc;
1014 ULONG sizeLow;
1015
1016 if(f64BitIO)
1017 {
1018 FILESTATUS3L fsts3ConfigInfoL = {{0}};
1019 ULONG ulBufSize = sizeof(FILESTATUS3L);
1020
1021 rc = DosQueryFileInfo(hFile, FIL_STANDARDL, &fsts3ConfigInfoL, ulBufSize);
1022 if(lpdwFileSizeHigh) {
1023 *lpdwFileSizeHigh = fsts3ConfigInfoL.cbFile.ulHi;
1024 }
1025 sizeLow = fsts3ConfigInfoL.cbFile.ulLo;
1026 }
1027 else
1028 {
1029 FILESTATUS3 fsts3ConfigInfo = {{0}};
1030 ULONG ulBufSize = sizeof(FILESTATUS3);
1031
1032 if(lpdwFileSizeHigh) {
1033 *lpdwFileSizeHigh = 0;
1034 }
1035 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fsts3ConfigInfo, ulBufSize);
1036 sizeLow = fsts3ConfigInfo.cbFile;
1037 }
1038 if(rc) {
1039 SetLastError(error2WinError(rc));
1040 return -1;
1041 }
1042 SetLastError(ERROR_SUCCESS_W);
1043 return sizeLow;
1044}
1045//******************************************************************************
1046//******************************************************************************
1047DWORD OSLibDosSetFilePointer(DWORD hFile, DWORD OffsetLow, DWORD *OffsetHigh, DWORD method)
1048{
1049 LONGLONG offsetL;
1050 LONGLONG newoffsetL;
1051 APIRET rc;
1052 DWORD newoffset;
1053
1054 switch(method)
1055 {
1056 case FILE_BEGIN_W:
1057 method = FILE_BEGIN;
1058 break;
1059
1060 case FILE_CURRENT_W:
1061 method = FILE_CURRENT;
1062 break;
1063
1064 case FILE_END_W:
1065 method = FILE_END;
1066 break;
1067 }
1068
1069 // PH Note: for a negative 32-bit seek, the OS/2 64-bit version
1070 // needs to be skipped.
1071 if( (f64BitIO) && (OffsetHigh) )
1072 {
1073 offsetL.ulLo = OffsetLow;
1074 offsetL.ulHi = (OffsetHigh) ? *OffsetHigh : 0;
1075 rc = OdinDosSetFilePtrL(hFile, offsetL, method, &newoffsetL);
1076 if(OffsetHigh) {
1077 *OffsetHigh = newoffsetL.ulHi;
1078 }
1079 newoffset = newoffsetL.ulLo;
1080 }
1081 else
1082 rc = DosSetFilePtr(hFile, OffsetLow, method, &newoffset);
1083
1084 if(rc)
1085 {
1086 SetLastError(error2WinError(rc));
1087 return -1;
1088 }
1089 SetLastError(ERROR_SUCCESS_W);
1090 return newoffset;
1091}
1092//******************************************************************************
1093//******************************************************************************
1094BOOL OSLibDosSetEndOfFile(DWORD hFile)
1095{
1096 ULONG newFilePos;
1097 LONGLONG FilePosL = {0,0};
1098 LONGLONG newFilePosL;
1099 APIRET rc;
1100
1101 if(f64BitIO) {
1102 rc = OdinDosSetFilePtrL(hFile, FilePosL, FILE_CURRENT, &newFilePosL);
1103 if(rc == 0) {
1104 rc = OdinDosSetFileSizeL(hFile, newFilePosL);
1105 }
1106 }
1107 else {
1108 rc = DosSetFilePtr(hFile, 0, FILE_CURRENT, &newFilePos);
1109 if(rc == 0) {
1110 rc = DosSetFileSize(hFile, newFilePos);
1111 }
1112 }
1113 if(rc) {
1114 SetLastError(error2WinError(rc));
1115 return FALSE;
1116 }
1117 SetLastError(ERROR_SUCCESS_W);
1118 return TRUE;
1119}
1120//******************************************************************************
1121//******************************************************************************
1122BOOL OSLibDosGetFileInformationByHandle(DWORD hFile, BY_HANDLE_FILE_INFORMATION* pInfo)
1123{
1124 APIRET rc;
1125
1126 if(f64BitIO)
1127 {
1128 FILESTATUS4L statusL = { 0 };
1129
1130 rc = DosQueryFileInfo(hFile,
1131 FIL_QUERYEASIZEL,
1132 &statusL,
1133 sizeof(statusL));
1134 if(rc == NO_ERROR)
1135 {
1136 pInfo->dwFileAttributes = 0;
1137 if(!(statusL.attrFile & NOT_NORMAL))
1138 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_NORMAL_W;
1139 if(statusL.attrFile & FILE_READONLY)
1140 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_READONLY_W;
1141 if(statusL.attrFile & FILE_HIDDEN)
1142 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_HIDDEN_W;
1143 if(statusL.attrFile & FILE_SYSTEM)
1144 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_SYSTEM_W;
1145 if(statusL.attrFile & FILE_DIRECTORY)
1146 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY_W;
1147 if(statusL.attrFile & FILE_ARCHIVED)
1148 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_ARCHIVE_W;
1149
1150 pmDateTimeToFileTime(&statusL.fdateCreation,
1151 &statusL.ftimeCreation,
1152 &pInfo->ftCreationTime);
1153 pmDateTimeToFileTime(&statusL.fdateLastAccess,
1154 &statusL.ftimeLastAccess,
1155 &pInfo->ftLastAccessTime);
1156 pmDateTimeToFileTime(&statusL.fdateLastWrite,
1157 &statusL.ftimeLastWrite,
1158 &pInfo->ftLastWriteTime);
1159
1160 pInfo->nFileSizeHigh = statusL.cbFile.ulHi;
1161 pInfo->nFileSizeLow = statusL.cbFile.ulLo;
1162 pInfo->dwVolumeSerialNumber = 0; //todo
1163 pInfo->nNumberOfLinks = 1;
1164 pInfo->nFileIndexHigh = 0;
1165 pInfo->nFileIndexLow = 0;
1166 }
1167 }
1168 else
1169 {
1170 FILESTATUS4 status = { 0 };
1171
1172 rc = DosQueryFileInfo(hFile,
1173 FIL_QUERYEASIZE,
1174 &status,
1175 sizeof(status));
1176 if(rc == NO_ERROR)
1177 {
1178 pInfo->dwFileAttributes = 0;
1179 if(!(status.attrFile & NOT_NORMAL))
1180 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_NORMAL_W;
1181 if(status.attrFile & FILE_READONLY)
1182 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_READONLY_W;
1183 if(status.attrFile & FILE_HIDDEN)
1184 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_HIDDEN_W;
1185 if(status.attrFile & FILE_SYSTEM)
1186 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_SYSTEM_W;
1187 if(status.attrFile & FILE_DIRECTORY)
1188 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY_W;
1189 if(status.attrFile & FILE_ARCHIVED)
1190 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_ARCHIVE_W;
1191
1192 pmDateTimeToFileTime(&status.fdateCreation,
1193 &status.ftimeCreation,
1194 &pInfo->ftCreationTime);
1195 pmDateTimeToFileTime(&status.fdateLastAccess,
1196 &status.ftimeLastAccess,
1197 &pInfo->ftLastAccessTime);
1198 pmDateTimeToFileTime(&status.fdateLastWrite,
1199 &status.ftimeLastWrite,
1200 &pInfo->ftLastWriteTime);
1201
1202 pInfo->nFileSizeHigh = 0;
1203 pInfo->nFileSizeLow = status.cbFile;
1204 pInfo->dwVolumeSerialNumber = 0; //todo
1205 pInfo->nNumberOfLinks = 1;
1206 pInfo->nFileIndexHigh = 0;
1207 pInfo->nFileIndexLow = 0;
1208 }
1209 }
1210 if(rc) {
1211 SetLastError(error2WinError(rc));
1212 return FALSE;
1213 }
1214 SetLastError(ERROR_SUCCESS_W);
1215 return TRUE;
1216}
1217//******************************************************************************
1218//******************************************************************************
1219BOOL OSLibDosSetFileTime(DWORD hFile, WORD creationdate, WORD creationtime,
1220 WORD lastaccessdate, WORD lastaccesstime,
1221 WORD lastwritedate, WORD lastwritetime)
1222{
1223 FILESTATUS3 fileInfo;
1224 APIRET rc;
1225
1226 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1227
1228 if(rc == NO_ERROR)
1229 {
1230 if(creationdate && creationtime) {
1231 fileInfo.fdateCreation = *(FDATE *)&creationdate;
1232 fileInfo.ftimeCreation = *(FTIME *)&creationtime;
1233 }
1234 if(lastaccessdate && lastaccesstime) {
1235 fileInfo.fdateLastAccess = *(FDATE *)&lastaccessdate;
1236 fileInfo.ftimeLastAccess = *(FTIME *)&lastaccesstime;
1237 }
1238 if(lastwritedate && lastwritetime) {
1239 fileInfo.fdateLastWrite = *(FDATE *)&lastwritedate;
1240 fileInfo.ftimeLastWrite = *(FTIME *)&lastwritetime;
1241 }
1242
1243 rc = DosSetFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1244 }
1245
1246 if(rc)
1247 {
1248 SetLastError(error2WinError(rc));
1249 return FALSE;
1250 }
1251 SetLastError(ERROR_SUCCESS_W);
1252 return TRUE;
1253}
1254//******************************************************************************
1255//******************************************************************************
1256BOOL OSLibDosGetFileTime(DWORD hFile, WORD *creationdate, WORD *creationtime,
1257 WORD *lastaccessdate, WORD *lastaccesstime,
1258 WORD *lastwritedate, WORD *lastwritetime)
1259{
1260 FILESTATUS3 fileInfo;
1261 APIRET rc;
1262
1263 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1264
1265 if(rc == NO_ERROR)
1266 {
1267 *creationdate = *(WORD *)&fileInfo.fdateCreation;
1268 *creationtime = *(WORD *)&fileInfo.ftimeCreation;
1269 *lastaccessdate = *(WORD *)&fileInfo.fdateLastAccess;
1270 *lastaccesstime = *(WORD *)&fileInfo.ftimeLastAccess;
1271 *lastwritedate = *(WORD *)&fileInfo.fdateLastWrite;
1272 *lastwritetime = *(WORD *)&fileInfo.ftimeLastWrite;
1273 }
1274
1275 if(rc)
1276 {
1277 SetLastError(error2WinError(rc));
1278 return FALSE;
1279 }
1280 SetLastError(ERROR_SUCCESS_W);
1281 return TRUE;
1282}
1283//******************************************************************************
1284//******************************************************************************
1285DWORD OSLibDosSetFilePtr2(DWORD hFile, DWORD offset, DWORD method)
1286{
1287 DWORD newoffset;
1288 APIRET rc;
1289
1290
1291 rc = DosSetFilePtr(hFile, offset, method, &newoffset);
1292 if(rc) {
1293 dprintf(("DosSetFilePtr Error rc:%d", rc));
1294 return -1;
1295 }
1296 else return newoffset;
1297}
1298//******************************************************************************
1299//******************************************************************************
1300DWORD OSLibDosDupHandle(DWORD hFile, DWORD *hNew)
1301{
1302 *hNew = -1;
1303 return DosDupHandle(hFile, hNew);
1304}
1305//******************************************************************************
1306//******************************************************************************
1307void OSLibDosDisableHardError(BOOL fTurnOff)
1308{
1309 DosError((fTurnOff) ? FERR_DISABLEHARDERR : FERR_ENABLEHARDERR);
1310}
1311//******************************************************************************
1312//Returns time spent in kernel & user mode in milliseconds
1313//******************************************************************************
1314BOOL OSLibDosQueryProcTimes(DWORD procid, ULONG *kerneltime, ULONG *usertime)
1315{
1316 APIRET rc;
1317 char *buf;
1318 ULONG size;
1319 ULONG nrthreads = 4;
1320
1321tryagain:
1322 size = sizeof(QTOPLEVEL)+sizeof(QGLOBAL)+sizeof(QPROCESS) + nrthreads*sizeof(QTHREAD);
1323 buf = (char *)malloc(size);
1324 rc = DosQuerySysState(0x1, RESERVED, procid, RESERVED, (PCHAR)buf, size);
1325
1326 if(rc) {
1327 free(buf);
1328 if(rc == ERROR_BUFFER_OVERFLOW) {
1329 nrthreads += 4;
1330 goto tryagain;
1331 }
1332 return FALSE;
1333 }
1334 PQTOPLEVEL top = (PQTOPLEVEL)buf;
1335
1336 *kerneltime = 0;
1337 *usertime = 0;
1338 for(int i=0;i<top->procdata->threadcnt;i++) {
1339 *kerneltime += top->procdata->threads[i].systime;
1340 *usertime += top->procdata->threads[i].usertime;
1341 }
1342 free(buf);
1343 return TRUE;
1344}
1345//******************************************************************************
1346//******************************************************************************
1347// TODO: implement SecurityAttributes parameter
1348DWORD OSLibDosCreateNamedPipe(LPCTSTR lpName,
1349 DWORD dwOpenMode,
1350 DWORD dwPipeMode,
1351 DWORD nMaxInstances,
1352 DWORD nOutBufferSize,
1353 DWORD nInBufferSize,
1354 DWORD nDefaultTimeOut,
1355 LPSECURITY_ATTRIBUTES lpSecurityAttributes)
1356{ DWORD dwOS2Mode = 0;
1357 DWORD dwOS2PipeMode = 0;
1358 LPSTR lpOS2Name;
1359 DWORD hPipe;
1360 DWORD rc;
1361
1362 if (dwOpenMode & PIPE_ACCESS_DUPLEX_W)
1363 dwOS2Mode |= NP_ACCESS_DUPLEX;
1364 else
1365 if (dwOpenMode & PIPE_ACCESS_INBOUND_W)
1366 dwOS2Mode |= NP_ACCESS_INBOUND;
1367 else
1368 if (dwOpenMode & PIPE_ACCESS_OUTBOUND_W)
1369 dwOS2Mode |= NP_ACCESS_OUTBOUND;
1370 // TODO:
1371 // if(dwOpenMode & FILE_FLAG_OVERLAPPED)
1372 // if(dwOpenMode & WRITE_DAC)
1373 // if(dwOpenMode & WRITE_OWNER)
1374 // if(dwOpenMode & ACCESS_SYSTEM_SECURITY)
1375 if(dwOpenMode & FILE_FLAG_WRITE_THROUGH_W)
1376 dwOS2Mode |= NP_WRITEBEHIND; // FIXME: I'm not sure!
1377
1378 if (dwPipeMode & PIPE_WAIT_W)
1379 dwOS2PipeMode |= NP_WAIT;
1380 if (dwPipeMode & PIPE_NOWAIT_W)
1381 dwOS2PipeMode |= NP_NOWAIT;
1382 if (dwPipeMode & PIPE_READMODE_BYTE_W)
1383 dwOS2PipeMode |= NP_READMODE_BYTE;
1384 if (dwPipeMode & PIPE_READMODE_MESSAGE_W)
1385 dwOS2PipeMode |= NP_READMODE_MESSAGE;
1386 if (dwPipeMode & PIPE_TYPE_BYTE_W)
1387 dwOS2PipeMode |= NP_TYPE_BYTE;
1388 if (dwPipeMode & PIPE_TYPE_MESSAGE_W)
1389 dwOS2PipeMode |= NP_TYPE_MESSAGE;
1390
1391 if (nMaxInstances>0xff)
1392 {
1393 SetLastError(ERROR_INVALID_PARAMETER_W); // ERROR_INVALID_PARAMETER
1394 return -1; // INVALID_HANDLE_VALUE
1395 }
1396 dwOS2PipeMode |= nMaxInstances;
1397
1398 if (strstr(lpName,"\\\\."))
1399 {
1400 // If pipe is created on the local machine
1401 // we must delete string \\. because
1402 // in Windows named pipes scheme is a \\.\PIPE\pipename
1403 // but in OS/2 only \PIPE\pipename
1404 lpOS2Name = (LPSTR)lpName + 3;
1405 }
1406 else lpOS2Name = (LPSTR)lpName;
1407
1408 dprintf(("DosCreateNPipe(%s,%x,%x,%x,%x,%x)",lpOS2Name,dwOS2Mode,dwOS2PipeMode,nInBufferSize,nOutBufferSize,nDefaultTimeOut));
1409 rc=DosCreateNPipe(lpOS2Name,
1410 &hPipe,
1411 dwOS2Mode,
1412 dwOS2PipeMode,
1413 nInBufferSize,
1414 nInBufferSize,
1415 nDefaultTimeOut); // Timeouts must be tested!
1416
1417 dprintf(("DosCreateNPipe rc=%d",rc));
1418 if (rc)
1419 {
1420 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER_W));
1421 return -1; // INVALID_HANDLE_VALUE
1422 }
1423 return hPipe;
1424}
1425
1426//******************************************************************************
1427//******************************************************************************
1428// TODO: implement lpOverlapped parameter!
1429BOOL OSLibDosConnectNamedPipe(DWORD hNamedPipe, LPOVERLAPPED lpOverlapped)
1430{
1431 DWORD rc;
1432
1433 rc=DosConnectNPipe(hNamedPipe);
1434 dprintf(("DosConnectNPipe rc=%d",rc));
1435
1436 if (!rc) return (TRUE);
1437 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1438
1439 return (FALSE);
1440}
1441
1442//******************************************************************************
1443//******************************************************************************
1444BOOL OSLibDosCallNamedPipe( LPCTSTR lpNamedPipeName,
1445 LPVOID lpInBuffer,
1446 DWORD nInBufferSize,
1447 LPVOID lpOutBuffer,
1448 DWORD nOutBufferSize,
1449 LPDWORD lpBytesRead,
1450 DWORD nTimeOut )
1451{
1452 LPSTR lpOS2Name;
1453 DWORD rc;
1454
1455 if (strstr(lpNamedPipeName,"\\\\."))
1456 {
1457 // If pipe is created on the local machine
1458 // we must delete string \\. because
1459 // in Windows named pipes scheme is a \\.\PIPE\pipename
1460 // but in OS/2 only \PIPE\pipename
1461 lpOS2Name = (LPSTR)lpNamedPipeName + 3;
1462 }
1463 else lpOS2Name = (LPSTR)lpNamedPipeName;
1464
1465 rc=DosCallNPipe(lpOS2Name,
1466 lpInBuffer,
1467 nInBufferSize,
1468 lpOutBuffer,
1469 nOutBufferSize,
1470 lpBytesRead,
1471 nTimeOut );
1472
1473
1474 if (!rc) return (TRUE);
1475 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1476
1477 return (FALSE);
1478}
1479
1480//******************************************************************************
1481//******************************************************************************
1482BOOL OSLibDosTransactNamedPipe( DWORD hNamedPipe,
1483 LPVOID lpInBuffer,
1484 DWORD nInBufferSize,
1485 LPVOID lpOutBuffer,
1486 DWORD nOutBufferSize,
1487 LPDWORD lpBytesRead,
1488 LPOVERLAPPED lpOverlapped)
1489{
1490 DWORD rc;
1491
1492 rc=DosTransactNPipe(hNamedPipe,
1493 lpOutBuffer,
1494 nOutBufferSize,
1495 lpInBuffer,
1496 nInBufferSize,
1497 lpBytesRead);
1498
1499 dprintf(("DosTransactNPipe returned rc=%d");)
1500 if (!rc) return (TRUE);
1501 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1502
1503 return (FALSE);
1504}
1505
1506//******************************************************************************
1507//******************************************************************************
1508BOOL OSLibDosPeekNamedPipe(DWORD hPipe,
1509 LPVOID lpvBuffer,
1510 DWORD cbBuffer,
1511 LPDWORD lpcbRead,
1512 LPDWORD lpcbAvail,
1513 LPDWORD lpcbMessage)
1514{
1515 DWORD rc;
1516 AVAILDATA availData ={0};
1517 ULONG ulDummy;
1518
1519 rc=DosPeekNPipe(hPipe,lpvBuffer,cbBuffer,lpcbRead,&availData,&ulDummy);
1520
1521 dprintf(("DosPeekNPipe returned rc=%d",rc));
1522
1523 if (!rc)
1524 {
1525 *lpcbAvail = availData.cbpipe;
1526 *lpcbMessage = availData.cbmessage;
1527 return (TRUE);
1528 }
1529 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1530
1531 return (FALSE);
1532}
1533//******************************************************************************
1534//******************************************************************************
1535BOOL OSLibDosDisconnectNamedPipe(DWORD hPipe)
1536{
1537 DWORD rc;
1538
1539 rc=DosDisConnectNPipe(hPipe);
1540
1541 dprintf(("DosDisConnectNPipe returned rc=%d",rc));
1542
1543 if (!rc) return TRUE;
1544 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1545
1546 return (FALSE);
1547}
1548//******************************************************************************
1549//******************************************************************************
1550BOOL OSLibDosWaitNamedPipe(LPCSTR lpszNamedPipeName,
1551 DWORD dwTimeout)
1552{
1553 LPSTR lpOS2Name;
1554 DWORD rc;
1555
1556 if (strstr(lpszNamedPipeName,"\\\\."))
1557 {
1558 // If pipe is created on the local machine
1559 // we must delete string \\. because
1560 // in Windows named pipes scheme is a \\.\PIPE\pipename
1561 // but in OS/2 only \PIPE\pipename
1562 lpOS2Name = (LPSTR)lpszNamedPipeName + 3;
1563 }
1564 else lpOS2Name = (LPSTR)lpszNamedPipeName;
1565
1566 rc=DosWaitNPipe(lpOS2Name,dwTimeout);
1567
1568 dprintf(("DosWaitNPipe returned rc=%d",rc));
1569
1570 if (!rc) return TRUE;
1571 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1572
1573 return (FALSE);
1574}
1575//******************************************************************************
1576//******************************************************************************
1577BOOL isRoot(CHAR* name)
1578{
1579 if (name[1] == ':')
1580 {
1581 //local name (x:\)
1582 return (name[2] == 0) || !strchr(&name[3],'\\');
1583 } else if (name[0] == '\\')
1584 {
1585 //UNC name (\\resource\drive\)
1586 CHAR *drive,*dir;
1587
1588 drive = strchr(&name[2],'\\');
1589 if (!drive) return FALSE;
1590 dir = strchr(&drive[1],'\\');
1591 if (!dir) return TRUE;
1592 return !strchr(&dir[1],'\\');
1593 } else return FALSE; //unknown
1594}
1595//******************************************************************************
1596//******************************************************************************
1597inline CHAR system2DOSCharacter(CHAR ch)
1598{
1599 switch(ch)
1600 {
1601 case ' ':
1602 case '.':
1603 case '~':
1604 return '_';
1605
1606 default:
1607 return toupper(ch);
1608 }
1609}
1610
1611VOID long2ShortName(CHAR* longName,CHAR* shortName)
1612{
1613 INT x;
1614 CHAR *source = longName,*dest = shortName,*ext = strrchr(longName,'.');
1615
1616 if ((strcmp(longName,".") == 0) || (strcmp(longName,"..") == 0))
1617 {
1618 strcpy(shortName,longName);
1619 return;
1620 }
1621
1622 //CB: quick and dirty, real FILE~12.EXT is too slow
1623
1624 //8 character file name
1625 for (x = 0;x < 8;x++)
1626 {
1627 if ((source == ext) || (source[0] == 0)) break;
1628 dest[0] = system2DOSCharacter(source[0]);
1629 source++;
1630 dest++;
1631 }
1632
1633 if (source[0] == 0)
1634 {
1635 dest[0] = 0;
1636 return;
1637 }
1638
1639 if (source != ext)
1640 {
1641 //longName > 8 characters, insert ~1
1642 shortName[6] = '~';
1643 shortName[7] = '1';
1644 }
1645
1646 if (ext)
1647 {
1648 //add extension, 3 characters
1649 dest[0] = ext[0];
1650 dest++;
1651 ext++;
1652 for (x = 0;x < 3;x++)
1653 {
1654 if (ext[0] == 0) break;
1655 dest[0] = system2DOSCharacter(ext[0]);
1656 ext++;
1657 dest++;
1658 }
1659 }
1660 dest[0] = 0;
1661}
1662//******************************************************************************
1663//******************************************************************************
1664VOID translateFileResults(FILESTATUS3 *pResult,LPWIN32_FIND_DATAA pFind,CHAR* achName)
1665{
1666 CHAR* name;
1667
1668 pFind->dwFileAttributes = pm2WinFileAttributes(pResult->attrFile);
1669
1670 pmDateTimeToFileTime(&pResult->fdateCreation,&pResult->ftimeCreation,&pFind->ftCreationTime);
1671 pmDateTimeToFileTime(&pResult->fdateLastAccess,&pResult->ftimeLastAccess,&pFind->ftLastAccessTime);
1672 pmDateTimeToFileTime(&pResult->fdateLastWrite,&pResult->ftimeLastWrite,&pFind->ftLastWriteTime);
1673
1674 pFind->nFileSizeHigh = 0; //CB: fixme
1675 pFind->nFileSizeLow = pResult->cbFile;
1676 name = strrchr(achName,'\\');
1677 if (name)
1678 {
1679 name++;
1680 strcpy(pFind->cFileName,name);
1681 } else pFind->cFileName[0] = 0;
1682 long2ShortName(pFind->cFileName,pFind->cAlternateFileName);
1683}
1684
1685VOID translateFindResults(FILEFINDBUF3 *pResult,LPWIN32_FIND_DATAA pFind)
1686{
1687 pFind->dwFileAttributes = pm2WinFileAttributes(pResult->attrFile);
1688
1689 pmDateTimeToFileTime(&pResult->fdateCreation,&pResult->ftimeCreation,&pFind->ftCreationTime);
1690 pmDateTimeToFileTime(&pResult->fdateLastAccess,&pResult->ftimeLastAccess,&pFind->ftLastAccessTime);
1691 pmDateTimeToFileTime(&pResult->fdateLastWrite,&pResult->ftimeLastWrite,&pFind->ftLastWriteTime);
1692
1693 pFind->nFileSizeHigh = 0; //CB: fixme
1694 pFind->nFileSizeLow = pResult->cbFile;
1695 strcpy(pFind->cFileName,pResult->achName);
1696 long2ShortName(pFind->cFileName,pFind->cAlternateFileName);
1697}
1698//******************************************************************************
1699//******************************************************************************
1700DWORD OSLibDosFindFirst(LPCSTR lpFileName,WIN32_FIND_DATAA* lpFindFileData)
1701{
1702 HDIR hDir = -1;
1703 ULONG attrs;
1704 FILEFINDBUF3 result;
1705 ULONG searchCount = 1;
1706
1707 attrs = FILE_READONLY | FILE_HIDDEN | FILE_SYSTEM | FILE_DIRECTORY | FILE_ARCHIVED;
1708 result.achName[0] = 0;
1709
1710 DosError(FERR_DISABLEHARDERR | FERR_DISABLEEXCEPTION);
1711 APIRET rc = DosFindFirst((PSZ)lpFileName,&hDir,attrs,&result,sizeof(result),&searchCount,FIL_STANDARD);
1712 DosError(FERR_ENABLEHARDERR | FERR_ENABLEEXCEPTION);
1713
1714 //check root: skip "." and ".." (HPFS, not on FAT)
1715 //check in OSLibDosFindNext not necessary: "." and ".." are the first two entries
1716 if ((rc == 0) && isRoot((LPSTR)lpFileName))
1717 {
1718 while ((strcmp(result.achName,".") == 0) || (strcmp(result.achName,"..") == 0))
1719 {
1720 result.achName[0] = 0;
1721 DosError(FERR_DISABLEHARDERR | FERR_DISABLEEXCEPTION);
1722 searchCount = 1;
1723 APIRET rc = DosFindNext(hDir,&result,sizeof(result),&searchCount);
1724 DosError(FERR_ENABLEHARDERR | FERR_ENABLEEXCEPTION);
1725 if (rc)
1726 {
1727 DosFindClose(hDir);
1728 SetLastError(error2WinError(rc));
1729
1730 return INVALID_HANDLE_VALUE_W;
1731 }
1732 }
1733 }
1734 if(rc) {
1735 DosFindClose(hDir);
1736 SetLastError(error2WinError(rc));
1737 return INVALID_HANDLE_VALUE_W;
1738 }
1739 translateFindResults(&result,lpFindFileData);
1740 return hDir;
1741}
1742//******************************************************************************
1743// NOTE: returns "." and ".." in root
1744//******************************************************************************
1745DWORD OSLibDosFindFirstMulti(LPCSTR lpFileName,WIN32_FIND_DATAA *lpFindFileData,DWORD *count)
1746{
1747 HDIR hDir = -1;
1748 ULONG attrs;
1749 FILEFINDBUF3 *result,*data;
1750 ULONG searchCount = *count;
1751
1752 attrs = FILE_READONLY | FILE_HIDDEN | FILE_SYSTEM | FILE_DIRECTORY | FILE_ARCHIVED;
1753 result = (FILEFINDBUF3*)malloc(searchCount*sizeof(FILEFINDBUF3));
1754
1755 DosError(FERR_DISABLEHARDERR | FERR_DISABLEEXCEPTION);
1756 APIRET rc = DosFindFirst((PSZ)lpFileName,&hDir,attrs,result,searchCount*sizeof(FILEFINDBUF3),&searchCount,FIL_STANDARD);
1757 DosError(FERR_ENABLEHARDERR | FERR_ENABLEEXCEPTION);
1758 if (rc)
1759 {
1760 free(result);
1761 *count = 0;
1762 SetLastError(error2WinError(rc));
1763
1764 return INVALID_HANDLE_VALUE_W;
1765 }
1766
1767 data = result;
1768 for (int x = 0;x < searchCount;x++)
1769 {
1770 translateFindResults(data,&lpFindFileData[x]);
1771 data = (FILEFINDBUF3*)(((DWORD)data)+data->oNextEntryOffset);
1772 }
1773 free(result);
1774 *count = searchCount;
1775
1776 return hDir;
1777}
1778//******************************************************************************
1779//******************************************************************************
1780BOOL OSLibDosFindNext(DWORD hFindFile,WIN32_FIND_DATAA *lpFindFileData)
1781{
1782 FILEFINDBUF3 result;
1783 ULONG searchCount = 1;
1784
1785 APIRET rc = DosFindNext((HDIR)hFindFile,&result,sizeof(result),&searchCount);
1786 if (rc)
1787 {
1788 SetLastError(error2WinError(rc));
1789
1790 return FALSE;
1791 }
1792
1793 translateFindResults(&result,lpFindFileData);
1794
1795 return TRUE;
1796}
1797//******************************************************************************
1798//******************************************************************************
1799BOOL OSLibDosFindNextMulti(DWORD hFindFile,WIN32_FIND_DATAA *lpFindFileData,DWORD *count)
1800{
1801 FILEFINDBUF3 *result,*data;
1802 ULONG searchCount = *count;
1803
1804 result = (FILEFINDBUF3*)malloc(searchCount*sizeof(FILEFINDBUF3));
1805 APIRET rc = DosFindNext((HDIR)hFindFile,result,searchCount*sizeof(FILEFINDBUF3),&searchCount);
1806 if (rc)
1807 {
1808 free(result);
1809 *count = 0;
1810 SetLastError(error2WinError(rc));
1811
1812 return FALSE;
1813 }
1814
1815 data = result;
1816 for (int x = 0;x < searchCount;x++)
1817 {
1818 translateFindResults(data,&lpFindFileData[x]);
1819 data = (FILEFINDBUF3*)(((DWORD)data)+data->oNextEntryOffset);
1820 }
1821 free(result);
1822 *count = searchCount;
1823
1824 return TRUE;
1825}
1826//******************************************************************************
1827//******************************************************************************
1828BOOL OSLibDosFindClose(DWORD hFindFile)
1829{
1830 APIRET rc = DosFindClose((HDIR)hFindFile);
1831 if (rc)
1832 {
1833 SetLastError(error2WinError(rc));
1834
1835 return FALSE;
1836 }
1837
1838 return TRUE;
1839}
1840//******************************************************************************
1841#define FSATTACH_SIZE 256
1842//******************************************************************************
1843DWORD OSLibDosQueryVolumeFS(int drive, LPSTR lpFileSystemNameBuffer, DWORD nFileSystemNameSize)
1844{
1845 PFSQBUFFER2 fsinfo = (PFSQBUFFER2) alloca(FSATTACH_SIZE);
1846 ULONG cb = FSATTACH_SIZE;
1847 char drv[3] = "A:";
1848 char *fsname;
1849 APIRET rc;
1850
1851 if(lpFileSystemNameBuffer == NULL) {
1852 DebugInt3();
1853 return ERROR_INVALID_PARAMETER_W;
1854 }
1855 drv[0] = (char)('A' + drive - 1);
1856
1857 DosError(FERR_DISABLEHARDERR);
1858 rc = DosQueryFSAttach(drv, 1, FSAIL_QUERYNAME, fsinfo, &cb);
1859 DosError(FERR_ENABLEHARDERR);
1860
1861 switch(rc) {
1862 case ERROR_INVALID_DRIVE:
1863 return ERROR_INVALID_DRIVE_W;
1864 case ERROR_NO_VOLUME_LABEL:
1865 return ERROR_NO_VOLUME_LABEL_W;
1866 case NO_ERROR:
1867 break;
1868 default:
1869 return ERROR_NOT_ENOUGH_MEMORY; //whatever
1870 }
1871
1872 fsname = (char *)&fsinfo->szName[0] + fsinfo->cbName + 1;
1873
1874 /* @@@PH 2000/08/10 CMD.EXE querys with nFileSystemNameSize == 0
1875 * however does NOT expect to receive an error.
1876 */
1877 strncpy(lpFileSystemNameBuffer,
1878 fsname,
1879 nFileSystemNameSize);
1880 /*
1881 if(strlen(fsname) < nFileSystemNameSize) {
1882 strcpy(lpFileSystemNameBuffer, fsname);
1883 }
1884 else return ERROR_BUFFER_OVERFLOW_W;
1885 */
1886 return 0;
1887}
1888//******************************************************************************
1889typedef struct _FSINFOBUF
1890{
1891 ULONG ulVolser; /* Volume serial number */
1892 VOLUMELABEL vol; /* Volume lable */
1893} FSINFOBUF;
1894//******************************************************************************
1895DWORD OSLibDosQueryVolumeSerialAndName(int drive, LPDWORD lpVolumeSerialNumber,
1896 LPSTR lpVolumeNameBuffer, DWORD nVolumeNameSize)
1897{
1898 FSINFOBUF fsi;
1899 APIRET rc;
1900
1901 DosError(FERR_DISABLEHARDERR);
1902 rc = DosQueryFSInfo(drive, FSIL_VOLSER, &fsi, sizeof(fsi));
1903 DosError(FERR_ENABLEHARDERR);
1904
1905 switch(rc) {
1906 case ERROR_INVALID_DRIVE:
1907 return ERROR_INVALID_DRIVE_W;
1908 case ERROR_NO_VOLUME_LABEL:
1909 return ERROR_NO_VOLUME_LABEL_W;
1910 case NO_ERROR:
1911 break;
1912 default:
1913 return ERROR_NOT_ENOUGH_MEMORY; //whatever
1914 }
1915
1916 if(lpVolumeSerialNumber) {
1917 *lpVolumeSerialNumber = fsi.ulVolser;
1918 }
1919 if(lpVolumeNameBuffer)
1920 {
1921 if(nVolumeNameSize > fsi.vol.cch) {
1922 strcpy(lpVolumeNameBuffer, (PCHAR)fsi.vol.szVolLabel);
1923 }
1924 else return ERROR_BUFFER_OVERFLOW_W;
1925 }
1926
1927 return ERROR_SUCCESS_W;
1928}
1929//******************************************************************************
1930//******************************************************************************
1931
1932
1933//******************************************************************************
1934//******************************************************************************
1935BOOL OSLibDosCreatePipe(PHANDLE phfRead,
1936 PHANDLE phfWrite,
1937 LPSECURITY_ATTRIBUTES lpsa,
1938 DWORD dwSize)
1939{
1940 APIRET rc;
1941
1942 dprintf(("DosCreatePipe(%08xh,%08xh,%08xh)\n",
1943 phfRead,
1944 phfWrite,
1945 dwSize));
1946
1947 // select default buffer size
1948 if (dwSize == 0)
1949 dwSize = 4096;
1950
1951 rc = DosCreatePipe(phfRead,
1952 phfWrite,
1953 dwSize);
1954 dprintf(("DosCreatePipe rc=%d",rc));
1955 if (rc)
1956 {
1957 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER_W));
1958 return -1; // INVALID_HANDLE_VALUE
1959 }
1960 return NO_ERROR;
1961}
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