source: trunk/src/kernel32/oslibdos.cpp@ 3819

Last change on this file since 3819 was 3819, checked in by sandervl, 25 years ago

PD: added handlemanager support for named & unnamed pipes
File size: 59.0 KB
Line 
1/* $Id: oslibdos.cpp,v 1.35 2000-07-12 18:21:45 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 }
933 else
934 {
935 FILELOCK lockRange = { OffsetLow, nNumberOfBytesToLockLow };
936
937 rc = DosSetFileLocks(hFile, NULL, &lockRange,
938 (dwFlags & LOCKFILE_FAIL_IMMEDIATELY_W) ? 0 : 5000, 0);
939 }
940 if(rc) {
941 SetLastError(error2WinError(rc));
942 return FALSE;
943 }
944 SetLastError(ERROR_SUCCESS_W);
945 return TRUE;
946}
947//******************************************************************************
948//******************************************************************************
949BOOL OSLibDosUnlockFile(DWORD hFile, DWORD OffsetLow, DWORD OffsetHigh,
950 DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh,
951 LPOVERLAPPED lpOverlapped)
952{
953 APIRET rc;
954
955 // Set 5 secs timeout for unlocking file and no other can access this
956 // file region
957
958 if(lpOverlapped) {//TODO:
959 dprintf(("OSLibDosUnlockFile: overlapped unlock not yet implemented!!"));
960 }
961 if(f64BitIO)
962 {
963 FILELOCKL unlockRangeL;
964
965 unlockRangeL.lOffset.ulLo = OffsetLow;
966 unlockRangeL.lOffset.ulHi = OffsetHigh;
967 unlockRangeL.lRange.ulLo = nNumberOfBytesToLockLow;
968 unlockRangeL.lRange.ulHi = nNumberOfBytesToLockHigh;
969
970 rc = OdinDosSetFileLocksL(hFile, &unlockRangeL, NULL, 5000, 0);
971 }
972 else
973 {
974 FILELOCK unlockRange = { OffsetLow, nNumberOfBytesToLockLow };
975
976 rc = DosSetFileLocks(hFile, &unlockRange, NULL, 5000, 0);
977 }
978 if(rc) {
979 SetLastError(error2WinError(rc));
980 return FALSE;
981 }
982 SetLastError(ERROR_SUCCESS_W);
983 return TRUE;
984}
985//******************************************************************************
986//******************************************************************************
987BOOL OSLibDosFlushFileBuffers(DWORD hFile)
988{
989 APIRET rc;
990
991 rc = DosResetBuffer(hFile);
992 SetLastError(error2WinError(rc));
993 return (rc == NO_ERROR);
994}
995//******************************************************************************
996//******************************************************************************
997DWORD OSLibDosGetFileSize(DWORD hFile, LPDWORD lpdwFileSizeHigh)
998{
999 APIRET rc;
1000 ULONG sizeLow;
1001
1002 if(f64BitIO)
1003 {
1004 FILESTATUS3L fsts3ConfigInfoL = {{0}};
1005 ULONG ulBufSize = sizeof(FILESTATUS3L);
1006
1007 rc = DosQueryFileInfo(hFile, FIL_STANDARDL, &fsts3ConfigInfoL, ulBufSize);
1008 if(lpdwFileSizeHigh) {
1009 *lpdwFileSizeHigh = fsts3ConfigInfoL.cbFile.ulHi;
1010 }
1011 sizeLow = fsts3ConfigInfoL.cbFile.ulLo;
1012 }
1013 else
1014 {
1015 FILESTATUS3 fsts3ConfigInfo = {{0}};
1016 ULONG ulBufSize = sizeof(FILESTATUS3);
1017
1018 if(lpdwFileSizeHigh) {
1019 *lpdwFileSizeHigh = 0;
1020 }
1021 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fsts3ConfigInfo, ulBufSize);
1022 sizeLow = fsts3ConfigInfo.cbFile;
1023 }
1024 if(rc) {
1025 SetLastError(error2WinError(rc));
1026 return -1;
1027 }
1028 SetLastError(ERROR_SUCCESS_W);
1029 return sizeLow;
1030}
1031//******************************************************************************
1032//******************************************************************************
1033DWORD OSLibDosSetFilePointer(DWORD hFile, DWORD OffsetLow, DWORD *OffsetHigh, DWORD method)
1034{
1035 LONGLONG offsetL;
1036 LONGLONG newoffsetL;
1037 APIRET rc;
1038 DWORD newoffset;
1039
1040 switch(method)
1041 {
1042 case FILE_BEGIN_W:
1043 method = FILE_BEGIN;
1044 break;
1045
1046 case FILE_CURRENT_W:
1047 method = FILE_CURRENT;
1048 break;
1049
1050 case FILE_END_W:
1051 method = FILE_END;
1052 break;
1053 }
1054
1055 // PH Note: for a negative 32-bit seek, the OS/2 64-bit version
1056 // needs to be skipped.
1057 if( (f64BitIO) && (OffsetHigh) )
1058 {
1059 offsetL.ulLo = OffsetLow;
1060 offsetL.ulHi = (OffsetHigh) ? *OffsetHigh : 0;
1061 rc = OdinDosSetFilePtrL(hFile, offsetL, method, &newoffsetL);
1062 if(OffsetHigh) {
1063 *OffsetHigh = newoffsetL.ulHi;
1064 }
1065 newoffset = newoffsetL.ulLo;
1066 }
1067 else
1068 rc = DosSetFilePtr(hFile, OffsetLow, method, &newoffset);
1069
1070 if(rc)
1071 {
1072 SetLastError(error2WinError(rc));
1073 return -1;
1074 }
1075 SetLastError(ERROR_SUCCESS_W);
1076 return newoffset;
1077}
1078//******************************************************************************
1079//******************************************************************************
1080BOOL OSLibDosSetEndOfFile(DWORD hFile)
1081{
1082 ULONG newFilePos;
1083 LONGLONG FilePosL = {0,0};
1084 LONGLONG newFilePosL;
1085 APIRET rc;
1086
1087 if(f64BitIO) {
1088 rc = OdinDosSetFilePtrL(hFile, FilePosL, FILE_CURRENT, &newFilePosL);
1089 if(rc == 0) {
1090 rc = OdinDosSetFileSizeL(hFile, newFilePosL);
1091 }
1092 }
1093 else {
1094 rc = DosSetFilePtr(hFile, 0, FILE_CURRENT, &newFilePos);
1095 if(rc == 0) {
1096 rc = DosSetFileSize(hFile, newFilePos);
1097 }
1098 }
1099 if(rc) {
1100 SetLastError(error2WinError(rc));
1101 return FALSE;
1102 }
1103 SetLastError(ERROR_SUCCESS_W);
1104 return TRUE;
1105}
1106//******************************************************************************
1107//******************************************************************************
1108BOOL OSLibDosGetFileInformationByHandle(DWORD hFile, BY_HANDLE_FILE_INFORMATION* pInfo)
1109{
1110 APIRET rc;
1111
1112 if(f64BitIO)
1113 {
1114 FILESTATUS4L statusL = { 0 };
1115
1116 rc = DosQueryFileInfo(hFile,
1117 FIL_QUERYEASIZEL,
1118 &statusL,
1119 sizeof(statusL));
1120 if(rc == NO_ERROR)
1121 {
1122 pInfo->dwFileAttributes = 0;
1123 if(!(statusL.attrFile & NOT_NORMAL))
1124 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_NORMAL_W;
1125 if(statusL.attrFile & FILE_READONLY)
1126 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_READONLY_W;
1127 if(statusL.attrFile & FILE_HIDDEN)
1128 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_HIDDEN_W;
1129 if(statusL.attrFile & FILE_SYSTEM)
1130 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_SYSTEM_W;
1131 if(statusL.attrFile & FILE_DIRECTORY)
1132 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY_W;
1133 if(statusL.attrFile & FILE_ARCHIVED)
1134 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_ARCHIVE_W;
1135
1136 pmDateTimeToFileTime(&statusL.fdateCreation,
1137 &statusL.ftimeCreation,
1138 &pInfo->ftCreationTime);
1139 pmDateTimeToFileTime(&statusL.fdateLastAccess,
1140 &statusL.ftimeLastAccess,
1141 &pInfo->ftLastAccessTime);
1142 pmDateTimeToFileTime(&statusL.fdateLastWrite,
1143 &statusL.ftimeLastWrite,
1144 &pInfo->ftLastWriteTime);
1145
1146 pInfo->nFileSizeHigh = statusL.cbFile.ulHi;
1147 pInfo->nFileSizeLow = statusL.cbFile.ulLo;
1148 pInfo->dwVolumeSerialNumber = 0; //todo
1149 pInfo->nNumberOfLinks = 1;
1150 pInfo->nFileIndexHigh = 0;
1151 pInfo->nFileIndexLow = 0;
1152 }
1153 }
1154 else
1155 {
1156 FILESTATUS4 status = { 0 };
1157
1158 rc = DosQueryFileInfo(hFile,
1159 FIL_QUERYEASIZE,
1160 &status,
1161 sizeof(status));
1162 if(rc == NO_ERROR)
1163 {
1164 pInfo->dwFileAttributes = 0;
1165 if(!(status.attrFile & NOT_NORMAL))
1166 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_NORMAL_W;
1167 if(status.attrFile & FILE_READONLY)
1168 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_READONLY_W;
1169 if(status.attrFile & FILE_HIDDEN)
1170 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_HIDDEN_W;
1171 if(status.attrFile & FILE_SYSTEM)
1172 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_SYSTEM_W;
1173 if(status.attrFile & FILE_DIRECTORY)
1174 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY_W;
1175 if(status.attrFile & FILE_ARCHIVED)
1176 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_ARCHIVE_W;
1177
1178 pmDateTimeToFileTime(&status.fdateCreation,
1179 &status.ftimeCreation,
1180 &pInfo->ftCreationTime);
1181 pmDateTimeToFileTime(&status.fdateLastAccess,
1182 &status.ftimeLastAccess,
1183 &pInfo->ftLastAccessTime);
1184 pmDateTimeToFileTime(&status.fdateLastWrite,
1185 &status.ftimeLastWrite,
1186 &pInfo->ftLastWriteTime);
1187
1188 pInfo->nFileSizeHigh = 0;
1189 pInfo->nFileSizeLow = status.cbFile;
1190 pInfo->dwVolumeSerialNumber = 0; //todo
1191 pInfo->nNumberOfLinks = 1;
1192 pInfo->nFileIndexHigh = 0;
1193 pInfo->nFileIndexLow = 0;
1194 }
1195 }
1196 if(rc) {
1197 SetLastError(error2WinError(rc));
1198 return FALSE;
1199 }
1200 SetLastError(ERROR_SUCCESS_W);
1201 return TRUE;
1202}
1203//******************************************************************************
1204//******************************************************************************
1205BOOL OSLibDosSetFileTime(DWORD hFile, WORD creationdate, WORD creationtime,
1206 WORD lastaccessdate, WORD lastaccesstime,
1207 WORD lastwritedate, WORD lastwritetime)
1208{
1209 FILESTATUS3 fileInfo;
1210 APIRET rc;
1211
1212 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1213
1214 if(rc == NO_ERROR)
1215 {
1216 if(creationdate && creationtime) {
1217 fileInfo.fdateCreation = *(FDATE *)&creationdate;
1218 fileInfo.ftimeCreation = *(FTIME *)&creationtime;
1219 }
1220 if(lastaccessdate && lastaccesstime) {
1221 fileInfo.fdateLastAccess = *(FDATE *)&lastaccessdate;
1222 fileInfo.ftimeLastAccess = *(FTIME *)&lastaccesstime;
1223 }
1224 if(lastwritedate && lastwritetime) {
1225 fileInfo.fdateLastWrite = *(FDATE *)&lastwritedate;
1226 fileInfo.ftimeLastWrite = *(FTIME *)&lastwritetime;
1227 }
1228
1229 rc = DosSetFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1230 }
1231
1232 if(rc)
1233 {
1234 SetLastError(error2WinError(rc));
1235 return FALSE;
1236 }
1237 SetLastError(ERROR_SUCCESS_W);
1238 return TRUE;
1239}
1240//******************************************************************************
1241//******************************************************************************
1242BOOL OSLibDosGetFileTime(DWORD hFile, WORD *creationdate, WORD *creationtime,
1243 WORD *lastaccessdate, WORD *lastaccesstime,
1244 WORD *lastwritedate, WORD *lastwritetime)
1245{
1246 FILESTATUS3 fileInfo;
1247 APIRET rc;
1248
1249 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1250
1251 if(rc == NO_ERROR)
1252 {
1253 *creationdate = *(WORD *)&fileInfo.fdateCreation;
1254 *creationtime = *(WORD *)&fileInfo.ftimeCreation;
1255 *lastaccessdate = *(WORD *)&fileInfo.fdateLastAccess;
1256 *lastaccesstime = *(WORD *)&fileInfo.ftimeLastAccess;
1257 *lastwritedate = *(WORD *)&fileInfo.fdateLastWrite;
1258 *lastwritetime = *(WORD *)&fileInfo.ftimeLastWrite;
1259 }
1260
1261 if(rc)
1262 {
1263 SetLastError(error2WinError(rc));
1264 return FALSE;
1265 }
1266 SetLastError(ERROR_SUCCESS_W);
1267 return TRUE;
1268}
1269//******************************************************************************
1270//******************************************************************************
1271DWORD OSLibDosSetFilePtr2(DWORD hFile, DWORD offset, DWORD method)
1272{
1273 DWORD newoffset;
1274 APIRET rc;
1275
1276
1277 rc = DosSetFilePtr(hFile, offset, method, &newoffset);
1278 if(rc) {
1279 dprintf(("DosSetFilePtr Error rc:%d", rc));
1280 return -1;
1281 }
1282 else return newoffset;
1283}
1284//******************************************************************************
1285//******************************************************************************
1286DWORD OSLibDosDupHandle(DWORD hFile, DWORD *hNew)
1287{
1288 *hNew = -1;
1289 return DosDupHandle(hFile, hNew);
1290}
1291//******************************************************************************
1292//******************************************************************************
1293void OSLibDosDisableHardError(BOOL fTurnOff)
1294{
1295 DosError((fTurnOff) ? FERR_DISABLEHARDERR : FERR_ENABLEHARDERR);
1296}
1297//******************************************************************************
1298//Returns time spent in kernel & user mode in milliseconds
1299//******************************************************************************
1300BOOL OSLibDosQueryProcTimes(DWORD procid, ULONG *kerneltime, ULONG *usertime)
1301{
1302 APIRET rc;
1303 char *buf;
1304 ULONG size;
1305 ULONG nrthreads = 4;
1306
1307tryagain:
1308 size = sizeof(QTOPLEVEL)+sizeof(QGLOBAL)+sizeof(QPROCESS) + nrthreads*sizeof(QTHREAD);
1309 buf = (char *)malloc(size);
1310 rc = DosQuerySysState(0x1, RESERVED, procid, RESERVED, (PCHAR)buf, size);
1311
1312 if(rc) {
1313 free(buf);
1314 if(rc == ERROR_BUFFER_OVERFLOW) {
1315 nrthreads += 4;
1316 goto tryagain;
1317 }
1318 return FALSE;
1319 }
1320 PQTOPLEVEL top = (PQTOPLEVEL)buf;
1321
1322 *kerneltime = 0;
1323 *usertime = 0;
1324 for(int i=0;i<top->procdata->threadcnt;i++) {
1325 *kerneltime += top->procdata->threads[i].systime;
1326 *usertime += top->procdata->threads[i].usertime;
1327 }
1328 free(buf);
1329 return TRUE;
1330}
1331//******************************************************************************
1332//******************************************************************************
1333// TODO: implement SecurityAttributes parameter
1334DWORD OSLibDosCreateNamedPipe(LPCTSTR lpName,
1335 DWORD dwOpenMode,
1336 DWORD dwPipeMode,
1337 DWORD nMaxInstances,
1338 DWORD nOutBufferSize,
1339 DWORD nInBufferSize,
1340 DWORD nDefaultTimeOut,
1341 LPSECURITY_ATTRIBUTES lpSecurityAttributes)
1342{ DWORD dwOS2Mode = 0;
1343 DWORD dwOS2PipeMode = 0;
1344 LPSTR lpOS2Name;
1345 DWORD hPipe;
1346 DWORD rc;
1347
1348 if (dwOpenMode & PIPE_ACCESS_DUPLEX_W)
1349 dwOS2Mode |= NP_ACCESS_DUPLEX;
1350 else
1351 if (dwOpenMode & PIPE_ACCESS_INBOUND_W)
1352 dwOS2Mode |= NP_ACCESS_INBOUND;
1353 else
1354 if (dwOpenMode & PIPE_ACCESS_OUTBOUND_W)
1355 dwOS2Mode |= NP_ACCESS_OUTBOUND;
1356 // TODO:
1357 // if(dwOpenMode & FILE_FLAG_OVERLAPPED)
1358 // if(dwOpenMode & WRITE_DAC)
1359 // if(dwOpenMode & WRITE_OWNER)
1360 // if(dwOpenMode & ACCESS_SYSTEM_SECURITY)
1361 if(dwOpenMode & FILE_FLAG_WRITE_THROUGH_W)
1362 dwOS2Mode |= NP_WRITEBEHIND; // FIXME: I'm not sure!
1363
1364 if (dwPipeMode & PIPE_WAIT_W)
1365 dwOS2PipeMode |= NP_WAIT;
1366 if (dwPipeMode & PIPE_NOWAIT_W)
1367 dwOS2PipeMode |= NP_NOWAIT;
1368 if (dwPipeMode & PIPE_READMODE_BYTE_W)
1369 dwOS2PipeMode |= NP_READMODE_BYTE;
1370 if (dwPipeMode & PIPE_READMODE_MESSAGE_W)
1371 dwOS2PipeMode |= NP_READMODE_MESSAGE;
1372 if (dwPipeMode & PIPE_TYPE_BYTE_W)
1373 dwOS2PipeMode |= NP_TYPE_BYTE;
1374 if (dwPipeMode & PIPE_TYPE_MESSAGE_W)
1375 dwOS2PipeMode |= NP_TYPE_MESSAGE;
1376
1377 if (nMaxInstances>0xff)
1378 {
1379 SetLastError(ERROR_INVALID_PARAMETER_W); // ERROR_INVALID_PARAMETER
1380 return -1; // INVALID_HANDLE_VALUE
1381 }
1382 dwOS2PipeMode |= nMaxInstances;
1383
1384 if (strstr(lpName,"\\\\."))
1385 {
1386 // If pipe is created on the local machine
1387 // we must delete string \\. because
1388 // in Windows named pipes scheme is a \\.\PIPE\pipename
1389 // but in OS/2 only \PIPE\pipename
1390 lpOS2Name = (LPSTR)lpName + 3;
1391 }
1392 else lpOS2Name = (LPSTR)lpName;
1393
1394 dprintf(("DosCreateNPipe(%s,%x,%x,%x,%x,%x)",lpOS2Name,dwOS2Mode,dwOS2PipeMode,nInBufferSize,nOutBufferSize,nDefaultTimeOut));
1395 rc=DosCreateNPipe(lpOS2Name,
1396 &hPipe,
1397 dwOS2Mode,
1398 dwOS2PipeMode,
1399 nInBufferSize,
1400 nInBufferSize,
1401 nDefaultTimeOut); // Timeouts must be tested!
1402
1403 dprintf(("DosCreateNPipe rc=%d",rc));
1404 if (rc)
1405 {
1406 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER_W));
1407 return -1; // INVALID_HANDLE_VALUE
1408 }
1409 return hPipe;
1410}
1411
1412//******************************************************************************
1413//******************************************************************************
1414// TODO: implement lpOverlapped parameter!
1415BOOL OSLibDosConnectNamedPipe(DWORD hNamedPipe, LPOVERLAPPED lpOverlapped)
1416{
1417 DWORD rc;
1418
1419 rc=DosConnectNPipe(hNamedPipe);
1420 dprintf(("DosConnectNPipe rc=%d",rc));
1421
1422 if (!rc) return (TRUE);
1423 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1424
1425 return (FALSE);
1426}
1427
1428//******************************************************************************
1429//******************************************************************************
1430BOOL OSLibDosCallNamedPipe( LPCTSTR lpNamedPipeName,
1431 LPVOID lpInBuffer,
1432 DWORD nInBufferSize,
1433 LPVOID lpOutBuffer,
1434 DWORD nOutBufferSize,
1435 LPDWORD lpBytesRead,
1436 DWORD nTimeOut )
1437{
1438 LPSTR lpOS2Name;
1439 DWORD rc;
1440
1441 if (strstr(lpNamedPipeName,"\\\\."))
1442 {
1443 // If pipe is created on the local machine
1444 // we must delete string \\. because
1445 // in Windows named pipes scheme is a \\.\PIPE\pipename
1446 // but in OS/2 only \PIPE\pipename
1447 lpOS2Name = (LPSTR)lpNamedPipeName + 3;
1448 }
1449 else lpOS2Name = (LPSTR)lpNamedPipeName;
1450
1451 rc=DosCallNPipe(lpOS2Name,
1452 lpInBuffer,
1453 nInBufferSize,
1454 lpOutBuffer,
1455 nOutBufferSize,
1456 lpBytesRead,
1457 nTimeOut );
1458
1459
1460 if (!rc) return (TRUE);
1461 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1462
1463 return (FALSE);
1464}
1465
1466//******************************************************************************
1467//******************************************************************************
1468BOOL OSLibDosTransactNamedPipe( DWORD hNamedPipe,
1469 LPVOID lpInBuffer,
1470 DWORD nInBufferSize,
1471 LPVOID lpOutBuffer,
1472 DWORD nOutBufferSize,
1473 LPDWORD lpBytesRead,
1474 LPOVERLAPPED lpOverlapped)
1475{
1476 DWORD rc;
1477
1478 rc=DosTransactNPipe(hNamedPipe,
1479 lpOutBuffer,
1480 nOutBufferSize,
1481 lpInBuffer,
1482 nInBufferSize,
1483 lpBytesRead);
1484
1485 dprintf(("DosTransactNPipe returned rc=%d");)
1486 if (!rc) return (TRUE);
1487 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1488
1489 return (FALSE);
1490}
1491
1492//******************************************************************************
1493//******************************************************************************
1494BOOL OSLibDosPeekNamedPipe(DWORD hPipe,
1495 LPVOID lpvBuffer,
1496 DWORD cbBuffer,
1497 LPDWORD lpcbRead,
1498 LPDWORD lpcbAvail,
1499 LPDWORD lpcbMessage)
1500{
1501 DWORD rc;
1502 AVAILDATA availData ={0};
1503 ULONG ulDummy;
1504
1505 rc=DosPeekNPipe(hPipe,lpvBuffer,cbBuffer,lpcbRead,&availData,&ulDummy);
1506
1507 dprintf(("DosPeekNPipe returned rc=%d",rc));
1508
1509 if (!rc)
1510 {
1511 *lpcbAvail = availData.cbpipe;
1512 *lpcbMessage = availData.cbmessage;
1513 return (TRUE);
1514 }
1515 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1516
1517 return (FALSE);
1518}
1519//******************************************************************************
1520//******************************************************************************
1521BOOL OSLibDosDisconnectNamedPipe(DWORD hPipe)
1522{
1523 DWORD rc;
1524
1525 rc=DosDisConnectNPipe(hPipe);
1526
1527 dprintf(("DosDisConnectNPipe returned rc=%d",rc));
1528
1529 if (!rc) return TRUE;
1530 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1531
1532 return (FALSE);
1533}
1534//******************************************************************************
1535//******************************************************************************
1536BOOL OSLibDosWaitNamedPipe(LPCSTR lpszNamedPipeName,
1537 DWORD dwTimeout)
1538{
1539 LPSTR lpOS2Name;
1540 DWORD rc;
1541
1542 if (strstr(lpszNamedPipeName,"\\\\."))
1543 {
1544 // If pipe is created on the local machine
1545 // we must delete string \\. because
1546 // in Windows named pipes scheme is a \\.\PIPE\pipename
1547 // but in OS/2 only \PIPE\pipename
1548 lpOS2Name = (LPSTR)lpszNamedPipeName + 3;
1549 }
1550 else lpOS2Name = (LPSTR)lpszNamedPipeName;
1551
1552 rc=DosWaitNPipe(lpOS2Name,dwTimeout);
1553
1554 dprintf(("DosWaitNPipe returned rc=%d",rc));
1555
1556 if (!rc) return TRUE;
1557 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1558
1559 return (FALSE);
1560}
1561//******************************************************************************
1562//******************************************************************************
1563BOOL isRoot(CHAR* name)
1564{
1565 if (name[1] == ':')
1566 {
1567 //local name (x:\)
1568 return (name[2] == 0) || !strchr(&name[3],'\\');
1569 } else if (name[0] == '\\')
1570 {
1571 //UNC name (\\resource\drive\)
1572 CHAR *drive,*dir;
1573
1574 drive = strchr(&name[2],'\\');
1575 if (!drive) return FALSE;
1576 dir = strchr(&drive[1],'\\');
1577 if (!dir) return TRUE;
1578 return !strchr(&dir[1],'\\');
1579 } else return FALSE; //unknown
1580}
1581//******************************************************************************
1582//******************************************************************************
1583inline CHAR system2DOSCharacter(CHAR ch)
1584{
1585 switch(ch)
1586 {
1587 case ' ':
1588 case '.':
1589 case '~':
1590 return '_';
1591
1592 default:
1593 return toupper(ch);
1594 }
1595}
1596
1597VOID long2ShortName(CHAR* longName,CHAR* shortName)
1598{
1599 INT x;
1600 CHAR *source = longName,*dest = shortName,*ext = strrchr(longName,'.');
1601
1602 if ((strcmp(longName,".") == 0) || (strcmp(longName,"..") == 0))
1603 {
1604 strcpy(shortName,longName);
1605 return;
1606 }
1607
1608 //CB: quick and dirty, real FILE~12.EXT is too slow
1609
1610 //8 character file name
1611 for (x = 0;x < 8;x++)
1612 {
1613 if ((source == ext) || (source[0] == 0)) break;
1614 dest[0] = system2DOSCharacter(source[0]);
1615 source++;
1616 dest++;
1617 }
1618
1619 if (source[0] == 0)
1620 {
1621 dest[0] = 0;
1622 return;
1623 }
1624
1625 if (source != ext)
1626 {
1627 //longName > 8 characters, insert ~1
1628 shortName[6] = '~';
1629 shortName[7] = '1';
1630 }
1631
1632 if (ext)
1633 {
1634 //add extension, 3 characters
1635 dest[0] = ext[0];
1636 dest++;
1637 ext++;
1638 for (x = 0;x < 3;x++)
1639 {
1640 if (ext[0] == 0) break;
1641 dest[0] = system2DOSCharacter(ext[0]);
1642 ext++;
1643 dest++;
1644 }
1645 }
1646 dest[0] = 0;
1647}
1648//******************************************************************************
1649//******************************************************************************
1650VOID translateFileResults(FILESTATUS3 *pResult,LPWIN32_FIND_DATAA pFind,CHAR* achName)
1651{
1652 CHAR* name;
1653
1654 pFind->dwFileAttributes = pm2WinFileAttributes(pResult->attrFile);
1655
1656 pmDateTimeToFileTime(&pResult->fdateCreation,&pResult->ftimeCreation,&pFind->ftCreationTime);
1657 pmDateTimeToFileTime(&pResult->fdateLastAccess,&pResult->ftimeLastAccess,&pFind->ftLastAccessTime);
1658 pmDateTimeToFileTime(&pResult->fdateLastWrite,&pResult->ftimeLastWrite,&pFind->ftLastWriteTime);
1659
1660 pFind->nFileSizeHigh = 0; //CB: fixme
1661 pFind->nFileSizeLow = pResult->cbFile;
1662 name = strrchr(achName,'\\');
1663 if (name)
1664 {
1665 name++;
1666 strcpy(pFind->cFileName,name);
1667 } else pFind->cFileName[0] = 0;
1668 long2ShortName(pFind->cFileName,pFind->cAlternateFileName);
1669}
1670
1671VOID translateFindResults(FILEFINDBUF3 *pResult,LPWIN32_FIND_DATAA pFind)
1672{
1673 pFind->dwFileAttributes = pm2WinFileAttributes(pResult->attrFile);
1674
1675 pmDateTimeToFileTime(&pResult->fdateCreation,&pResult->ftimeCreation,&pFind->ftCreationTime);
1676 pmDateTimeToFileTime(&pResult->fdateLastAccess,&pResult->ftimeLastAccess,&pFind->ftLastAccessTime);
1677 pmDateTimeToFileTime(&pResult->fdateLastWrite,&pResult->ftimeLastWrite,&pFind->ftLastWriteTime);
1678
1679 pFind->nFileSizeHigh = 0; //CB: fixme
1680 pFind->nFileSizeLow = pResult->cbFile;
1681 strcpy(pFind->cFileName,pResult->achName);
1682 long2ShortName(pFind->cFileName,pFind->cAlternateFileName);
1683}
1684//******************************************************************************
1685//******************************************************************************
1686DWORD OSLibDosFindFirst(LPCSTR lpFileName,WIN32_FIND_DATAA* lpFindFileData)
1687{
1688 HDIR hDir = -1;
1689 ULONG attrs;
1690 FILEFINDBUF3 result;
1691 ULONG searchCount = 1;
1692
1693 attrs = FILE_READONLY | FILE_HIDDEN | FILE_SYSTEM | FILE_DIRECTORY | FILE_ARCHIVED;
1694 result.achName[0] = 0;
1695
1696 DosError(FERR_DISABLEHARDERR | FERR_DISABLEEXCEPTION);
1697 APIRET rc = DosFindFirst((PSZ)lpFileName,&hDir,attrs,&result,sizeof(result),&searchCount,FIL_STANDARD);
1698 DosError(FERR_ENABLEHARDERR | FERR_ENABLEEXCEPTION);
1699
1700 //check root: skip "." and ".." (HPFS, not on FAT)
1701 //check in OSLibDosFindNext not necessary: "." and ".." are the first two entries
1702 if ((rc == 0) && isRoot((LPSTR)lpFileName))
1703 {
1704 while ((strcmp(result.achName,".") == 0) || (strcmp(result.achName,"..") == 0))
1705 {
1706 result.achName[0] = 0;
1707 DosError(FERR_DISABLEHARDERR | FERR_DISABLEEXCEPTION);
1708 searchCount = 1;
1709 APIRET rc = DosFindNext(hDir,&result,sizeof(result),&searchCount);
1710 DosError(FERR_ENABLEHARDERR | FERR_ENABLEEXCEPTION);
1711 if (rc)
1712 {
1713 DosFindClose(hDir);
1714 SetLastError(error2WinError(rc));
1715
1716 return INVALID_HANDLE_VALUE_W;
1717 }
1718 }
1719 }
1720 if(rc) {
1721 DosFindClose(hDir);
1722 SetLastError(error2WinError(rc));
1723 return INVALID_HANDLE_VALUE_W;
1724 }
1725 translateFindResults(&result,lpFindFileData);
1726 return hDir;
1727}
1728//******************************************************************************
1729// NOTE: returns "." and ".." in root
1730//******************************************************************************
1731DWORD OSLibDosFindFirstMulti(LPCSTR lpFileName,WIN32_FIND_DATAA *lpFindFileData,DWORD *count)
1732{
1733 HDIR hDir = -1;
1734 ULONG attrs;
1735 FILEFINDBUF3 *result,*data;
1736 ULONG searchCount = *count;
1737
1738 attrs = FILE_READONLY | FILE_HIDDEN | FILE_SYSTEM | FILE_DIRECTORY | FILE_ARCHIVED;
1739 result = (FILEFINDBUF3*)malloc(searchCount*sizeof(FILEFINDBUF3));
1740
1741 DosError(FERR_DISABLEHARDERR | FERR_DISABLEEXCEPTION);
1742 APIRET rc = DosFindFirst((PSZ)lpFileName,&hDir,attrs,result,searchCount*sizeof(FILEFINDBUF3),&searchCount,FIL_STANDARD);
1743 DosError(FERR_ENABLEHARDERR | FERR_ENABLEEXCEPTION);
1744 if (rc)
1745 {
1746 free(result);
1747 *count = 0;
1748 SetLastError(error2WinError(rc));
1749
1750 return INVALID_HANDLE_VALUE_W;
1751 }
1752
1753 data = result;
1754 for (int x = 0;x < searchCount;x++)
1755 {
1756 translateFindResults(data,&lpFindFileData[x]);
1757 data = (FILEFINDBUF3*)(((DWORD)data)+data->oNextEntryOffset);
1758 }
1759 free(result);
1760 *count = searchCount;
1761
1762 return hDir;
1763}
1764//******************************************************************************
1765//******************************************************************************
1766BOOL OSLibDosFindNext(DWORD hFindFile,WIN32_FIND_DATAA *lpFindFileData)
1767{
1768 FILEFINDBUF3 result;
1769 ULONG searchCount = 1;
1770
1771 APIRET rc = DosFindNext((HDIR)hFindFile,&result,sizeof(result),&searchCount);
1772 if (rc)
1773 {
1774 SetLastError(error2WinError(rc));
1775
1776 return FALSE;
1777 }
1778
1779 translateFindResults(&result,lpFindFileData);
1780
1781 return TRUE;
1782}
1783//******************************************************************************
1784//******************************************************************************
1785BOOL OSLibDosFindNextMulti(DWORD hFindFile,WIN32_FIND_DATAA *lpFindFileData,DWORD *count)
1786{
1787 FILEFINDBUF3 *result,*data;
1788 ULONG searchCount = *count;
1789
1790 result = (FILEFINDBUF3*)malloc(searchCount*sizeof(FILEFINDBUF3));
1791 APIRET rc = DosFindNext((HDIR)hFindFile,result,searchCount*sizeof(FILEFINDBUF3),&searchCount);
1792 if (rc)
1793 {
1794 free(result);
1795 *count = 0;
1796 SetLastError(error2WinError(rc));
1797
1798 return FALSE;
1799 }
1800
1801 data = result;
1802 for (int x = 0;x < searchCount;x++)
1803 {
1804 translateFindResults(data,&lpFindFileData[x]);
1805 data = (FILEFINDBUF3*)(((DWORD)data)+data->oNextEntryOffset);
1806 }
1807 free(result);
1808 *count = searchCount;
1809
1810 return TRUE;
1811}
1812//******************************************************************************
1813//******************************************************************************
1814BOOL OSLibDosFindClose(DWORD hFindFile)
1815{
1816 APIRET rc = DosFindClose((HDIR)hFindFile);
1817 if (rc)
1818 {
1819 SetLastError(error2WinError(rc));
1820
1821 return FALSE;
1822 }
1823
1824 return TRUE;
1825}
1826//******************************************************************************
1827#define FSATTACH_SIZE 256
1828//******************************************************************************
1829DWORD OSLibDosQueryVolumeFS(int drive, LPSTR lpFileSystemNameBuffer, DWORD nFileSystemNameSize)
1830{
1831 PFSQBUFFER2 fsinfo = (PFSQBUFFER2) alloca(FSATTACH_SIZE);
1832 ULONG cb = FSATTACH_SIZE;
1833 char drv[3] = "A:";
1834 char *fsname;
1835 APIRET rc;
1836
1837 if(lpFileSystemNameBuffer == NULL) {
1838 DebugInt3();
1839 return ERROR_INVALID_PARAMETER_W;
1840 }
1841 drv[0] = (char)('A' + drive - 1);
1842
1843 DosError(FERR_DISABLEHARDERR);
1844 rc = DosQueryFSAttach(drv, 1, FSAIL_QUERYNAME, fsinfo, &cb);
1845 DosError(FERR_ENABLEHARDERR);
1846
1847 switch(rc) {
1848 case ERROR_INVALID_DRIVE:
1849 return ERROR_INVALID_DRIVE_W;
1850 case ERROR_NO_VOLUME_LABEL:
1851 return ERROR_NO_VOLUME_LABEL_W;
1852 case NO_ERROR:
1853 break;
1854 default:
1855 return ERROR_NOT_ENOUGH_MEMORY; //whatever
1856 }
1857
1858 fsname = (char *)&fsinfo->szName[0] + fsinfo->cbName + 1;
1859 if(strlen(fsname) < nFileSystemNameSize) {
1860 strcpy(lpFileSystemNameBuffer, fsname);
1861 }
1862 else return ERROR_BUFFER_OVERFLOW_W;
1863 return 0;
1864}
1865//******************************************************************************
1866typedef struct _FSINFOBUF
1867{
1868 ULONG ulVolser; /* Volume serial number */
1869 VOLUMELABEL vol; /* Volume lable */
1870} FSINFOBUF;
1871//******************************************************************************
1872DWORD OSLibDosQueryVolumeSerialAndName(int drive, LPDWORD lpVolumeSerialNumber,
1873 LPSTR lpVolumeNameBuffer, DWORD nVolumeNameSize)
1874{
1875 FSINFOBUF fsi;
1876 APIRET rc;
1877
1878 DosError(FERR_DISABLEHARDERR);
1879 rc = DosQueryFSInfo(drive, FSIL_VOLSER, &fsi, sizeof(fsi));
1880 DosError(FERR_ENABLEHARDERR);
1881
1882 switch(rc) {
1883 case ERROR_INVALID_DRIVE:
1884 return ERROR_INVALID_DRIVE_W;
1885 case ERROR_NO_VOLUME_LABEL:
1886 return ERROR_NO_VOLUME_LABEL_W;
1887 case NO_ERROR:
1888 break;
1889 default:
1890 return ERROR_NOT_ENOUGH_MEMORY; //whatever
1891 }
1892
1893 if(lpVolumeSerialNumber) {
1894 *lpVolumeSerialNumber = fsi.ulVolser;
1895 }
1896 if(lpVolumeNameBuffer)
1897 {
1898 if(nVolumeNameSize > fsi.vol.cch) {
1899 strcpy(lpVolumeNameBuffer, (PCHAR)fsi.vol.szVolLabel);
1900 }
1901 else return ERROR_BUFFER_OVERFLOW_W;
1902 }
1903
1904 return ERROR_SUCCESS_W;
1905}
1906//******************************************************************************
1907//******************************************************************************
1908
1909
1910//******************************************************************************
1911//******************************************************************************
1912BOOL OSLibDosCreatePipe(PHANDLE phfRead,
1913 PHANDLE phfWrite,
1914 LPSECURITY_ATTRIBUTES lpsa,
1915 DWORD dwSize)
1916{
1917 APIRET rc;
1918
1919 dprintf(("DosCreatePipe(%08xh,%08xh,%08xh)\n",
1920 phfRead,
1921 phfWrite,
1922 dwSize));
1923
1924 // select default buffer size
1925 if (dwSize == 0)
1926 dwSize = 4096;
1927
1928 rc = DosCreatePipe(phfRead,
1929 phfWrite,
1930 dwSize);
1931 dprintf(("DosCreatePipe rc=%d",rc));
1932 if (rc)
1933 {
1934 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER_W));
1935 return -1; // INVALID_HANDLE_VALUE
1936 }
1937 return NO_ERROR;
1938}
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