source: trunk/src/kernel32/oslibdos.cpp@ 4323

Last change on this file since 4323 was 4323, checked in by sandervl, 25 years ago

no need to save fs twice
File size: 63.1 KB
Line 
1/* $Id: oslibdos.cpp,v 1.45 2000-09-25 18:58:53 sandervl Exp $ */
2/*
3 * Wrappers for OS/2 Dos* API
4 *
5 * Copyright 1998-2000 Sander van Leeuwen (sandervl@xs4all.nl)
6 * Copyright 1999-2000 Edgar Buerkle (Edgar.Buerkle@gmx.net)
7 * Copyright 2000 Przemyslaw Dobrowolski (dobrawka@asua.org.pl)
8 * Copyright 2000 Christoph Bratschi (cbratschi@datacomm.ch)
9 * Copyright 2000 knut st. osmundsen (knut.stange.osmundsen@mynd.no)
10 *
11 * Project Odin Software License can be found in LICENSE.TXT
12 *
13 */
14#define INCL_BASE
15#define INCL_DOSEXCEPTIONS
16#define INCL_DOSMEMMGR
17#define INCL_DOSPROCESS
18#define INCL_DOSFILEMGR
19#define INCL_DOSERRORS
20#define INCL_NPIPES
21#include <os2wrap.h> //Odin32 OS/2 api wrappers
22#include <stdlib.h>
23#include <stdio.h>
24#include <string.h>
25#include <ctype.h>
26#include <win32api.h>
27#include <winconst.h>
28#include <misc.h>
29#include "initterm.h"
30#include "oslibdos.h"
31#include "dosqss.h"
32
33#define DBG_LOCALLOG DBG_oslibdos
34#include "dbglocal.h"
35
36static PROC_DosSetFileSizeL DosSetFileSizeLProc = 0;
37static PROC_DosSetFilePtrL DosSetFilePtrLProc = 0;
38static PROC_DosSetFileLocksL DosSetFileLocksLProc = 0;
39static BOOL f64BitIO = FALSE;
40//******************************************************************************
41//******************************************************************************
42void OSLibInitWSeBFileIO()
43{
44 HMODULE hDoscalls;
45
46 if(DosQueryModuleHandle("DOSCALLS", &hDoscalls) != NO_ERROR) {
47 return;
48 }
49 if(DosQueryProcAddr(hDoscalls, 989, NULL, (PFN *)&DosSetFileSizeLProc) != NO_ERROR) {
50 return;
51 }
52 if(DosQueryProcAddr(hDoscalls, 988, NULL, (PFN *)&DosSetFilePtrLProc) != NO_ERROR) {
53 return;
54 }
55 if(DosQueryProcAddr(hDoscalls, 986, NULL, (PFN *)&DosSetFileLocksLProc) != NO_ERROR) {
56 return;
57 }
58 f64BitIO = TRUE;
59}
60//******************************************************************************
61//******************************************************************************
62APIRET OdinDosSetFileSizeL(HFILE hFile, LONGLONG cbSize)
63{
64 APIRET yyrc;
65 USHORT sel = RestoreOS2FS();
66
67 yyrc = DosSetFileSizeLProc(hFile, cbSize);
68 SetFS(sel);
69
70 return yyrc;
71}
72//******************************************************************************
73//******************************************************************************
74APIRET OdinDosSetFilePtrL(HFILE hFile, LONGLONG ib, ULONG method, PLONGLONG ibActual)
75{
76 APIRET yyrc;
77 USHORT sel = RestoreOS2FS();
78
79 yyrc = DosSetFilePtrLProc(hFile, ib, method, ibActual);
80 SetFS(sel);
81
82 return yyrc;
83}
84//******************************************************************************
85//******************************************************************************
86APIRET OdinDosSetFileLocksL(HFILE hFile, PFILELOCKL pflUnlock, PFILELOCKL pflLock,
87 ULONG timeout, ULONG flags)
88{
89 APIRET yyrc;
90 USHORT sel = RestoreOS2FS();
91
92 yyrc = DosSetFileLocksLProc(hFile, pflUnlock, pflLock, timeout, flags);
93 SetFS(sel);
94
95 return yyrc;
96}
97//******************************************************************************
98// translate OS/2 error codes to Windows codes
99// NOTE: add all codes you need, list is not complete!
100//******************************************************************************
101DWORD error2WinError(APIRET rc,DWORD defaultCode = ERROR_NOT_ENOUGH_MEMORY_W)
102{
103 switch (rc)
104 {
105 case NO_ERROR: //0
106 return ERROR_SUCCESS_W;
107
108 case ERROR_INVALID_FUNCTION: //1
109 return ERROR_INVALID_FUNCTION_W;
110
111 case ERROR_FILE_NOT_FOUND: //2
112 return ERROR_FILE_NOT_FOUND_W;
113
114 case ERROR_PATH_NOT_FOUND: //3
115 return ERROR_PATH_NOT_FOUND_W;
116
117 case ERROR_TOO_MANY_OPEN_FILES: //4
118 return ERROR_TOO_MANY_OPEN_FILES_W;
119
120 case ERROR_ACCESS_DENIED: //5
121 return ERROR_ACCESS_DENIED_W;
122
123 case ERROR_INVALID_HANDLE: //6
124 return ERROR_INVALID_HANDLE_W;
125
126 case ERROR_NOT_ENOUGH_MEMORY: //8
127 return ERROR_NOT_ENOUGH_MEMORY_W;
128
129 case ERROR_BAD_FORMAT: //11
130 return ERROR_BAD_FORMAT_W;
131
132 case ERROR_INVALID_ACCESS: //12
133 return ERROR_INVALID_ACCESS_W;
134
135 case ERROR_NO_MORE_FILES: //18
136 return ERROR_NO_MORE_FILES_W;
137
138 case ERROR_WRITE_PROTECT: //19
139 return ERROR_WRITE_PROTECT_W;
140
141 case ERROR_NOT_DOS_DISK: //26
142 return ERROR_NOT_DOS_DISK_W;
143
144 case ERROR_WRITE_FAULT: //29
145 return ERROR_WRITE_FAULT_W;
146
147 case ERROR_SHARING_VIOLATION: //32
148 return ERROR_SHARING_VIOLATION_W;
149
150 case ERROR_LOCK_VIOLATION: //32
151 return ERROR_LOCK_VIOLATION_W;
152
153 case ERROR_SHARING_BUFFER_EXCEEDED: //36
154 return ERROR_SHARING_BUFFER_EXCEEDED_W;
155
156 case ERROR_CANNOT_MAKE: //82
157 return ERROR_CANNOT_MAKE_W;
158
159 case ERROR_OUT_OF_STRUCTURES: //84
160 return ERROR_OUT_OF_STRUCTURES_W;
161
162 case ERROR_INVALID_PARAMETER: //87
163 return ERROR_INVALID_PARAMETER_W;
164
165 case ERROR_INTERRUPT: //95
166 return ERROR_INVALID_AT_INTERRUPT_TIME_W; //CB: right???
167
168 case ERROR_DEVICE_IN_USE: //99
169 return ERROR_DEVICE_IN_USE_W;
170
171 case ERROR_DRIVE_LOCKED: //108
172 return ERROR_DRIVE_LOCKED_W;
173
174 case ERROR_BROKEN_PIPE: //109
175 return ERROR_BROKEN_PIPE_W;
176
177 case ERROR_OPEN_FAILED: //110
178 return ERROR_OPEN_FAILED_W;
179
180 case ERROR_BUFFER_OVERFLOW: //111
181 return ERROR_BUFFER_OVERFLOW_W;
182
183 case ERROR_DISK_FULL: //112
184 return ERROR_DISK_FULL_W;
185
186 case ERROR_NO_MORE_SEARCH_HANDLES: //113
187 return ERROR_NO_MORE_SEARCH_HANDLES_W;
188
189 case ERROR_SEM_TIMEOUT: //121
190 return ERROR_SEM_TIMEOUT_W;
191
192 case ERROR_DIRECT_ACCESS_HANDLE: //130
193 return ERROR_DIRECT_ACCESS_HANDLE_W;
194
195 case ERROR_NEGATIVE_SEEK: //131
196 return ERROR_NEGATIVE_SEEK;
197
198 case ERROR_SEEK_ON_DEVICE: //132
199 return ERROR_SEEK_ON_DEVICE_W;
200
201 case ERROR_DISCARDED: //157
202 return ERROR_DISCARDED_W;
203
204 case ERROR_FILENAME_EXCED_RANGE: //206
205 return ERROR_FILENAME_EXCED_RANGE_W;
206
207 case ERROR_META_EXPANSION_TOO_LONG: //208
208 return ERROR_META_EXPANSION_TOO_LONG_W;
209
210 case ERROR_BAD_PIPE: //230
211 return ERROR_BAD_PIPE_W;
212
213 case ERROR_PIPE_BUSY: //231
214 return ERROR_PIPE_BUSY_W;
215
216 case ERROR_NO_DATA: //232
217 return ERROR_NO_DATA_W;
218
219 case ERROR_PIPE_NOT_CONNECTED: //233
220 return ERROR_PIPE_NOT_CONNECTED_W;
221
222 case ERROR_MORE_DATA: //234
223 return ERROR_MORE_DATA_W;
224
225 case ERROR_INVALID_EA_NAME: //254
226 return ERROR_INVALID_EA_NAME_W;
227
228 case ERROR_EA_LIST_INCONSISTENT: //255
229 return ERROR_EA_LIST_INCONSISTENT_W;
230
231 case ERROR_EAS_DIDNT_FIT: //275
232 return ERROR_EAS_DIDNT_FIT;
233
234 default:
235 dprintf(("WARNING: error2WinError: error %d not included!!!!", rc));
236 return defaultCode;
237 }
238}
239//******************************************************************************
240//TODO: Assumes entire memory range has the same protection flags!
241//TODO: Check if this works for code aliases...
242//******************************************************************************
243DWORD OSLibDosAliasMem(LPVOID pb, ULONG cb, LPVOID *ppbAlias, ULONG fl)
244{
245 DWORD rc;
246 DWORD attr;
247 DWORD size = cb;
248
249 cb = (cb-1) & ~0xfff;
250 cb+= PAGE_SIZE;
251
252 rc = DosQueryMem(pb, &size, &attr);
253 if(rc) {
254 dprintf(("OSLibDosAliasMem: DosQueryMem %x %x return %d", pb, size, rc));
255 return rc;
256 }
257 size = (size-1) & ~0xfff;
258 size+= PAGE_SIZE;
259 if(size != cb) {
260 dprintf(("ERROR: OSLibDosAliasMem: size != cb (%x!=%x)!!!!!!!!", size, cb));
261 //ignore this and continue return 5;
262 attr = fl; //just use original protection flags (NOT CORRECT)
263 }
264 attr &= (PAG_READ|PAG_WRITE|PAG_EXECUTE|PAG_GUARD|PAG_DEFAULT);
265 if(attr != fl) {
266 rc = DosSetMem(pb, size, fl);
267 if(rc) {
268 dprintf(("OSLibDosAliasMem: DosSetMem %x %x return %d", pb, size, rc));
269 attr = fl;
270 //just continue for now
271 //return rc;
272 }
273 }
274 rc = DosAliasMem(pb, cb, ppbAlias, 2);
275 if(rc) {
276 dprintf(("OSLibDosAliasMem: DosAliasMem %x %x returned %d", pb, cb, rc));
277 return rc;
278 }
279 if(attr != fl) {
280 rc = DosSetMem(pb, size, attr);
281 if(rc) {
282 dprintf(("OSLibDosAliasMem: DosSetMem (2) %x %x return %d", pb, size, rc));
283 return rc;
284 }
285 }
286 return 0;
287}
288//******************************************************************************
289//NT returns addresses aligned at 64k, so we do too.
290//******************************************************************************
291DWORD OSLibDosAllocMem(LPVOID *lplpMemAddr, DWORD size, DWORD flags)
292{
293 LPVOID memaddr;
294 DWORD offset;
295 APIRET rc;
296
297 rc = DosAllocMem(&memaddr, size, PAG_READ | flAllocMem);
298 if(rc) {
299 return rc;
300 }
301 DosEnterCritSec();
302 DosFreeMem(memaddr);
303 offset = (DWORD)memaddr & 0xFFFF;
304 if(offset) {
305 DosAllocMem(&memaddr, 64*1024 - offset, PAG_READ | flAllocMem);
306 }
307 rc = DosAllocMem(lplpMemAddr, size, flags | flAllocMem);
308 DosExitCritSec();
309 if((DWORD)*lplpMemAddr & 0xFFFF) {//still not at 64k boundary?
310 DosFreeMem(*lplpMemAddr);
311 rc = OSLibDosAllocMem(lplpMemAddr, size, flags);
312 }
313 if(offset) {
314 DosFreeMem(memaddr);
315 }
316
317 return rc;
318}
319//******************************************************************************
320//******************************************************************************
321DWORD OSLibDosFreeMem(LPVOID lpMemAddr)
322{
323 return DosFreeMem(lpMemAddr);
324}
325//******************************************************************************
326//NOTE: If name == NULL, allocated gettable unnamed shared memory
327//******************************************************************************
328DWORD OSLibDosAllocSharedMem(LPVOID *lplpMemAddr, DWORD size, DWORD flags, LPSTR name)
329{
330 APIRET rc;
331 char *sharedmemname = NULL;
332
333 if(name) {
334 sharedmemname = (char *)malloc(strlen(name) + 16);
335 strcpy(sharedmemname, "\\SHAREMEM\\");
336 strcat(sharedmemname, name);
337 }
338 else flags |= OBJ_GETTABLE;
339
340 rc = DosAllocSharedMem(lplpMemAddr, sharedmemname, size, flags);
341 if(name) {
342 free(sharedmemname);
343 }
344 return rc;
345}
346//******************************************************************************
347//NOTE: If name == NULL, assume gettable unnamed shared memory
348//******************************************************************************
349DWORD OSLibDosGetNamedSharedMem(LPVOID *lplpMemAddr, LPSTR name)
350{
351 APIRET rc;
352 char *sharedmemname = NULL;
353
354 if(name) {
355 sharedmemname = (char *)malloc(strlen(name) + 16);
356 strcpy(sharedmemname, "\\SHAREMEM\\");
357 strcat(sharedmemname, name);
358 rc = DosGetNamedSharedMem(lplpMemAddr, sharedmemname, PAG_READ|PAG_WRITE);
359 if(name) {
360 free(sharedmemname);
361 }
362 }
363 else rc = DosGetSharedMem((LPVOID)*(DWORD *)lplpMemAddr, PAG_READ|PAG_WRITE);
364
365 return rc;
366}
367//******************************************************************************
368//******************************************************************************
369DWORD OSLibDosQueryMem(LPVOID lpMemAddr, DWORD *lpRangeSize, DWORD *lpAttr)
370{
371 return DosQueryMem(lpMemAddr, lpRangeSize, lpAttr);
372}
373//******************************************************************************
374//******************************************************************************
375DWORD OSLibDosSetMem(LPVOID lpMemAddr, DWORD size, DWORD flags)
376{
377 APIRET rc;
378
379 rc = DosSetMem(lpMemAddr, size, flags);
380 switch(rc) {
381 case ERROR_INVALID_ADDRESS:
382 return OSLIB_ERROR_INVALID_ADDRESS;
383 case ERROR_ACCESS_DENIED:
384 return OSLIB_ERROR_ACCESS_DENIED;
385 default:
386 return rc;
387 }
388}
389//******************************************************************************
390//******************************************************************************
391DWORD OSLibDosOpen(char *lpszFileName, DWORD flags)
392{
393 APIRET rc;
394 HFILE hFile;
395 ULONG ulAction;
396 DWORD os2flags = OPEN_FLAGS_NOINHERIT;
397
398
399 if(flags & OSLIB_ACCESS_READONLY)
400 os2flags |= OPEN_ACCESS_READONLY;
401 else
402 if(flags & OSLIB_ACCESS_READWRITE)
403 os2flags |= OPEN_ACCESS_READWRITE;
404
405 if(flags & OSLIB_ACCESS_SHAREDENYNONE)
406 os2flags |= OPEN_SHARE_DENYNONE;
407 else
408 if(flags & OSLIB_ACCESS_SHAREDENYREAD)
409 os2flags |= OPEN_SHARE_DENYREAD;
410 else
411 if(flags & OSLIB_ACCESS_SHAREDENYWRITE)
412 os2flags |= OPEN_SHARE_DENYWRITE;
413
414tryopen:
415 rc = DosOpen(lpszFileName, /* File path name */
416 &hFile, /* File handle */
417 &ulAction, /* Action taken */
418 0L, /* File primary allocation */
419 0L, /* File attribute */
420 OPEN_ACTION_FAIL_IF_NEW |
421 OPEN_ACTION_OPEN_IF_EXISTS, /* Open function type */
422 os2flags,
423 0L); /* No extended attribute */
424
425 if(rc) {
426 if(rc == ERROR_TOO_MANY_OPEN_FILES) {
427 ULONG CurMaxFH;
428 LONG ReqCount = 32;
429
430 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
431 if(rc) {
432 dprintf(("DosSetRelMaxFH returned %d", rc));
433 return 0;
434 }
435 dprintf(("DosOpen failed -> increased nr open files to %d", CurMaxFH));
436 goto tryopen;
437 }
438 return 0;
439 }
440 else return hFile;
441}
442//******************************************************************************
443//******************************************************************************
444BOOL OSLibDosClose(DWORD hFile)
445{
446 APIRET rc;
447
448 rc = DosClose(hFile);
449 SetLastError(error2WinError(rc));
450 return (rc == NO_ERROR);
451}
452//******************************************************************************
453//******************************************************************************
454DWORD OSLibDosChangeMaxFileHandles()
455{
456 ULONG CurMaxFH;
457 LONG ReqCount = 0;
458 APIRET rc;
459
460 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
461 if(rc) {
462 dprintf(("DosSetRelMaxFH returned %d", rc));
463 return rc;
464 }
465 if(ReqCount + ODIN_INCREMENT_MAX_FILEHANDLES > CurMaxFH) {
466 ReqCount = CurMaxFH + ODIN_INCREMENT_MAX_FILEHANDLES;
467 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
468 if(rc) {
469 dprintf(("DosSetRelMaxFH returned %d", rc));
470 return rc;
471 }
472 }
473 return 0;
474}
475//******************************************************************************
476//******************************************************************************
477DWORD OSLibDosSetInitialMaxFileHandles(DWORD maxhandles)
478{
479 ULONG CurMaxFH;
480 LONG ReqCount = 0;
481 APIRET rc;
482
483 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
484 if(rc) {
485 dprintf(("DosSetRelMaxFH returned %d", rc));
486 return rc;
487 }
488 if(CurMaxFH < maxhandles) {
489 rc = DosSetMaxFH(maxhandles);
490 if(rc) {
491 dprintf(("DosSetMaxFH returned %d", rc));
492 return rc;
493 }
494 }
495 return 0;
496}
497//******************************************************************************
498//******************************************************************************
499BOOL OSLibDosRead(DWORD hFile, LPVOID lpBuffer, DWORD size, DWORD *nrBytesRead)
500{
501 APIRET rc;
502
503 rc = DosRead(hFile, lpBuffer, size, nrBytesRead);
504 SetLastError(error2WinError(rc));
505 return (rc == NO_ERROR);
506}
507//******************************************************************************
508//******************************************************************************
509BOOL OSLibDosWrite(DWORD hFile, LPVOID lpBuffer, DWORD size, DWORD *nrBytesWritten)
510{
511 APIRET rc;
512
513 rc = DosWrite(hFile, lpBuffer, size, nrBytesWritten);
514 SetLastError(error2WinError(rc));
515 return (rc == NO_ERROR);
516}
517//******************************************************************************
518//******************************************************************************
519DWORD OSLibDosSetFilePtr(DWORD hFile, DWORD offset, DWORD method)
520{
521 DWORD os2method;
522 DWORD newoffset;
523 APIRET rc;
524
525 switch(method)
526 {
527 case OSLIB_SETPTR_FILE_CURRENT:
528 os2method = FILE_CURRENT;
529 break;
530 case OSLIB_SETPTR_FILE_BEGIN:
531 os2method = FILE_BEGIN ;
532 break;
533 case OSLIB_SETPTR_FILE_END:
534 os2method = FILE_END;
535 break;
536 default:
537 return OSLIB_ERROR_INVALID_PARAMETER;
538 }
539
540 rc = DosSetFilePtr(hFile, offset, os2method, &newoffset);
541 if(rc)
542 {
543 SetLastError(error2WinError(rc));
544 return -1;
545 }
546 else return newoffset;
547}
548//******************************************************************************
549//******************************************************************************
550BOOL OSLibDosDelete(char *lpszFileName)
551{
552 APIRET rc;
553
554 rc = DosDelete(lpszFileName);
555 if(rc) {
556 SetLastError(error2WinError(rc));
557 return FALSE;
558 }
559 return TRUE;
560}
561//******************************************************************************
562//******************************************************************************
563BOOL pmDateTimeToFileTime(FDATE *pDate,FTIME *pTime,FILETIME *pFT)
564{
565 USHORT dosTime, dosDate;
566
567 dosTime = *(USHORT*)pTime;
568 dosDate = *(USHORT*)pDate;
569
570 return DosDateTimeToFileTime(dosDate,dosTime,pFT);
571}
572//******************************************************************************
573//******************************************************************************
574#define NOT_NORMAL (FILE_ATTRIBUTE_READONLY_W | \
575 FILE_ATTRIBUTE_HIDDEN_W | \
576 FILE_ATTRIBUTE_SYSTEM_W | \
577 FILE_ATTRIBUTE_ARCHIVE_W)
578
579inline DWORD pm2WinFileAttributes(DWORD attrFile)
580{
581 DWORD res = 0;
582
583 if (!(attrFile & NOT_NORMAL))
584 res |= FILE_ATTRIBUTE_NORMAL_W;
585 if (attrFile & FILE_READONLY)
586 res |= FILE_ATTRIBUTE_READONLY_W;
587 if (attrFile & FILE_HIDDEN)
588 res |= FILE_ATTRIBUTE_HIDDEN_W;
589 if (attrFile & FILE_SYSTEM)
590 res |= FILE_ATTRIBUTE_SYSTEM_W;
591 if (attrFile & FILE_DIRECTORY)
592 res |= FILE_ATTRIBUTE_DIRECTORY_W;
593 if (attrFile & FILE_ARCHIVED)
594 res |= FILE_ATTRIBUTE_ARCHIVE_W;
595
596 //CB: not used: FILE_ATTRIBUTE_COMPRESSED_W
597
598 return res;
599}
600//******************************************************************************
601//******************************************************************************
602BOOL OSLibDosGetFileAttributesEx(PSZ pszName,
603 ULONG ulDummy,
604 PVOID pBuffer)
605{
606 APIRET rc; /* API return code */
607 FILESTATUS3 fs3; /* file information structure */
608 LPWIN32_FILE_ATTRIBUTE_DATA lpFad = (LPWIN32_FILE_ATTRIBUTE_DATA) pBuffer;
609
610 // Note: we only handle standard "GetFileExInfoStandard" requests
611 rc = DosQueryPathInfo(pszName, /* query the file information */
612 FIL_STANDARD,
613 &fs3,
614 sizeof(fs3));
615 if (rc != NO_ERROR) /* check for errors */
616 return FALSE; /* raise error condition */
617
618 // convert structure
619 lpFad->dwFileAttributes = pm2WinFileAttributes(fs3.attrFile);
620 pmDateTimeToFileTime(&fs3.fdateCreation, &fs3.ftimeCreation, &lpFad->ftCreationTime);
621 pmDateTimeToFileTime(&fs3.fdateLastAccess, &fs3.ftimeLastAccess, &lpFad->ftLastAccessTime);
622 pmDateTimeToFileTime(&fs3.fdateLastWrite, &fs3.ftimeLastWrite, &lpFad->ftLastWriteTime);
623
624 /* @@@PH we might add Aurora support ...
625 lpFad->nFileSizeHigh = info.nFileSizeHigh;
626 */
627 lpFad->nFileSizeHigh = 0;
628 lpFad->nFileSizeLow = fs3.cbFile;
629
630 return TRUE;
631}
632//******************************************************************************
633DWORD WIN32API GetEnvironmentVariableA(LPCSTR, LPSTR, DWORD );
634//******************************************************************************
635DWORD OSLibDosSearchPath(DWORD cmd, char *path, char *name, char *full_name,
636 DWORD length_fullname)
637{
638 switch(cmd) {
639 case OSLIB_SEARCHDIR:
640 if(DosSearchPath(SEARCH_IGNORENETERRS, path,
641 name, full_name, length_fullname) != 0) {
642 return 0;
643 }
644 return strlen(full_name);
645
646
647 case OSLIB_SEARCHCURDIR:
648 if(DosSearchPath(SEARCH_IGNORENETERRS | SEARCH_CUR_DIRECTORY, path,
649 name, full_name, length_fullname) != 0) {
650 return 0;
651 }
652 return strlen(full_name);
653
654 case OSLIB_SEARCHFILE:
655 {
656 FILESTATUS3 fileinfo;
657
658 if(DosQueryPathInfo(name, FIL_STANDARD, &fileinfo, sizeof(fileinfo)) != 0) {
659 return 0;
660 }
661 strncpy(full_name, name, length_fullname);
662 full_name[length_fullname-1] = 0;
663 return strlen(full_name);
664 }
665
666 case OSLIB_SEARCHENV:
667 {
668 LPSTR envstring;
669 int envsize;
670 CHAR szResult[CCHMAXPATH];
671
672 envsize = GetEnvironmentVariableA(path, NULL, 0);
673 envstring = (LPSTR)malloc(envsize+1);
674 GetEnvironmentVariableA(path, envstring, envsize);
675 if(DosSearchPath(SEARCH_IGNORENETERRS, envstring,
676 name, szResult, sizeof(szResult)) != 0) {
677 free(envstring);
678 return 0;
679 }
680 free(envstring);
681 strcpy(full_name, szResult);
682 return strlen(full_name);
683 }
684 }
685 return 0;
686}
687//******************************************************************************
688//******************************************************************************
689DWORD OSLibDosQueryPathInfo(CHAR *pszPathName,
690 ULONG ulInfoLevel,
691 PVOID pInfoBuf,
692 ULONG cbInfoBuf)
693{
694 APIRET rc = DosQueryPathInfo( pszPathName, ulInfoLevel,
695 pInfoBuf, cbInfoBuf );
696
697 if(rc == ERROR_TOO_MANY_OPEN_FILES)
698 {
699 LONG reqCount = 2;
700 ULONG maxFiles;
701
702 if(DosSetRelMaxFH(&reqCount, &maxFiles) == NO_ERROR)
703 rc = DosQueryPathInfo(pszPathName, ulInfoLevel,
704 pInfoBuf, cbInfoBuf );
705 }
706 return rc;
707}
708//******************************************************************************
709//******************************************************************************
710DWORD OSLibDosCreateFile(CHAR *lpszFile,
711 DWORD fuAccess,
712 DWORD fuShare,
713 LPSECURITY_ATTRIBUTES lpSecurityAttributes,
714 DWORD fuCreate,
715 DWORD fuAttrFlags,
716 HANDLE hTemplateFile)
717{
718 HFILE hFile;
719 ULONG actionTaken = 0;
720 ULONG fileSize = 0;
721 ULONG fileAttr = FILE_NORMAL;
722 ULONG openFlag = 0;
723 ULONG openMode = 0;
724 APIRET rc = ERROR_NOT_ENOUGH_MEMORY;;
725
726 //TODO: lpSecurityAttributes (inheritance)
727
728 if(fuAttrFlags & FILE_ATTRIBUTE_ARCHIVE_W)
729 fileAttr |= FILE_ARCHIVED;
730 if(fuAttrFlags & FILE_ATTRIBUTE_HIDDEN_W)
731 fileAttr |= FILE_HIDDEN;
732 if(fuAttrFlags & FILE_ATTRIBUTE_SYSTEM_W)
733 fileAttr |= FILE_SYSTEM;
734 if(fuAttrFlags & FILE_ATTRIBUTE_READONLY_W)
735 fileAttr |= FILE_READONLY;
736 // TODO: FILE_ATTRIBUTE_TEMPORARY_W
737
738 switch(fuCreate)
739 {
740 case CREATE_NEW_W:
741 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_FAIL_IF_EXISTS;
742 break;
743 case CREATE_ALWAYS_W:
744 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_REPLACE_IF_EXISTS;
745 break;
746 case OPEN_EXISTING_W:
747 openFlag |= OPEN_ACTION_FAIL_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS;
748 break;
749 case OPEN_ALWAYS_W:
750 openFlag |= OPEN_ACTION_CREATE_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS;
751 break;
752 case TRUNCATE_EXISTING_W:
753 openFlag |= OPEN_ACTION_FAIL_IF_NEW | OPEN_ACTION_REPLACE_IF_EXISTS;
754 break;
755 }
756
757 if(fuAttrFlags & FILE_FLAG_WRITE_THROUGH_W) openMode |= OPEN_FLAGS_WRITE_THROUGH;
758 if(fuAttrFlags & FILE_FLAG_NO_BUFFERING_W) openMode |= OPEN_FLAGS_NO_CACHE;
759 if(fuAttrFlags & FILE_FLAG_RANDOM_ACCESS_W) openMode |= OPEN_FLAGS_RANDOM;
760 if(fuAttrFlags & FILE_FLAG_SEQUENTIAL_SCAN_W) openMode |= OPEN_FLAGS_SEQUENTIAL;
761 // TODO: FILE_FLAG_BACKUP_SEMANTICS_W
762 // FILE_FLAG_POSIX_SEMANTICS_W are not supported
763
764 //TODO: FILE_SHARE_DELETE
765 if((fuShare & (FILE_SHARE_READ_W | FILE_SHARE_WRITE_W)) == 0 )
766 openMode |= OPEN_SHARE_DENYREADWRITE;
767 else
768 if((fuShare & (FILE_SHARE_READ_W | FILE_SHARE_WRITE_W)) == (FILE_SHARE_READ_W | FILE_SHARE_WRITE_W))
769 openMode |= OPEN_SHARE_DENYNONE;
770 else
771 if(fuShare & FILE_SHARE_READ_W)
772 openMode |= OPEN_SHARE_DENYWRITE;
773 else
774 if(fuShare & FILE_SHARE_WRITE_W)
775 openMode |= OPEN_SHARE_DENYREAD;
776
777 if(fuAccess == (GENERIC_READ_W | GENERIC_WRITE_W))
778 openMode |= OPEN_ACCESS_READWRITE;
779 else
780 if(fuAccess & GENERIC_READ_W)
781 openMode |= OPEN_ACCESS_READONLY;
782 else
783 if(fuAccess & GENERIC_WRITE_W)
784 openMode |= OPEN_ACCESS_WRITEONLY;
785
786#if 0
787 //SvL: Not true; verified in NT! (also messed up access of files on
788 // readonly volumes)
789 // CreateFile with OPEN_ALWAYS & GENERIC_READ on non-existing file
790 // -> creates 0 size file, WriteFile is not allowed
791 // Same in OS/2.
792 /* if creating a file, access cannot be readonly! */
793 if (openFlag & OPEN_ACTION_CREATE_IF_NEW &&
794 (!(openMode & OPEN_ACCESS_READWRITE) &&
795 !(openMode & OPEN_ACCESS_WRITEONLY))) {
796 openMode |= OPEN_ACCESS_READWRITE;
797 }
798#endif
799
800 if(strlen(lpszFile) == 2 && lpszFile[1] == ':') {
801 //app tries to open physical disk
802 openMode |= OPEN_FLAGS_DASD;
803 }
804 int retry = 0;
805 while(retry < 2)
806 {
807 dprintf(("DosOpen %s openFlag=%x openMode=%x", lpszFile, openFlag, openMode));
808 rc = DosOpen((PSZ)lpszFile,
809 &hFile,
810 &actionTaken,
811 fileSize,
812 fileAttr,
813 openFlag,
814 openMode,
815 NULL);
816 if(rc == ERROR_TOO_MANY_OPEN_FILES)
817 {
818 ULONG CurMaxFH;
819 LONG ReqCount = 32;
820
821 rc = DosSetRelMaxFH(&ReqCount, &CurMaxFH);
822 if(rc) {
823 dprintf(("DosSetRelMaxFH returned %d", rc));
824 SetLastError(ERROR_TOO_MANY_OPEN_FILES_W);
825 return INVALID_HANDLE_VALUE_W;
826 }
827 dprintf(("DosOpen failed -> increased nr open files to %d", CurMaxFH));
828 }
829 else break;
830 retry++;
831 }
832
833 if(rc)
834 {
835 SetLastError(error2WinError(rc));
836 return INVALID_HANDLE_VALUE_W;
837 }
838 SetLastError(ERROR_SUCCESS_W);
839 return hFile;
840}
841//******************************************************************************
842//******************************************************************************
843DWORD OSLibDosOpenFile(CHAR *lpszFile, UINT fuMode)
844{
845 ULONG actionTaken = 0;
846 ULONG fileSize = 0;
847 ULONG fileAttr = FILE_NORMAL;
848 ULONG openFlag = 0;
849 ULONG openMode = 0;
850 APIRET rc = ERROR_NOT_ENOUGH_MEMORY;
851 HFILE hFile;
852
853 if(!(fuMode & (OF_CREATE_W | OF_READWRITE_W | OF_WRITE_W)))
854 {
855 openMode |= OPEN_ACCESS_READONLY;
856 openFlag |= OPEN_ACTION_OPEN_IF_EXISTS;
857 }
858 else
859 {
860 if(fuMode & OF_CREATE_W) {
861 openFlag |= OPEN_ACTION_CREATE_IF_NEW |
862 OPEN_ACTION_REPLACE_IF_EXISTS;
863 }
864 else openFlag |= OPEN_ACTION_OPEN_IF_EXISTS; //180575
865
866 if(fuMode & OF_READWRITE_W)
867 openMode |= OPEN_ACCESS_READWRITE;
868 else
869 if(fuMode & OF_WRITE_W)
870 openMode |= OPEN_ACCESS_WRITEONLY;
871 else
872 if(fuMode & OF_CREATE_W)
873 openMode |= OPEN_ACCESS_READWRITE;
874 }
875
876 if((fuMode & OF_SHARE_DENY_WRITE_W) ||
877 !(fuMode & (OF_SHARE_DENY_READ_W | OF_SHARE_DENY_NONE_W | OF_SHARE_EXCLUSIVE_W)))
878 openMode |= OPEN_SHARE_DENYWRITE;
879 else
880 if (fuMode & OF_SHARE_DENY_NONE_W)
881 openMode |= OPEN_SHARE_DENYNONE;
882 else
883 if (fuMode & OF_SHARE_DENY_READ_W)
884 openMode |= OPEN_SHARE_DENYREAD;
885 else
886 if (fuMode & OF_SHARE_EXCLUSIVE_W)
887 openMode |= OPEN_SHARE_DENYREADWRITE;
888
889 rc = DosOpen((PSZ)lpszFile,
890 &hFile,
891 &actionTaken,
892 fileSize,
893 fileAttr,
894 openFlag,
895 openMode,
896 NULL);
897
898 if(rc != NO_ERROR)
899 {
900 if(fuMode & OF_EXIST_W)
901 {
902 if(rc == ERROR_OPEN_FAILED || rc == ERROR_FILE_NOT_FOUND)
903 {
904 SetLastError(ERROR_FILE_NOT_FOUND_W);
905 return HFILE_ERROR_W;
906 }
907 }
908 if((rc == ERROR_OPEN_FAILED) && (openFlag & OPEN_ACTION_OPEN_IF_EXISTS))
909 {
910 SetLastError(ERROR_FILE_NOT_FOUND_W);
911 }
912 else SetLastError(error2WinError(rc));
913
914 return HFILE_ERROR_W;
915 }
916 SetLastError(ERROR_SUCCESS_W);
917 return hFile;
918}
919//******************************************************************************
920//******************************************************************************
921BOOL OSLibDosLockFile(DWORD hFile, DWORD dwFlags,
922 DWORD OffsetLow, DWORD OffsetHigh,
923 DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh,
924 LPOVERLAPPED lpOverlapped)
925{
926 APIRET rc;
927
928 // Set 5 secs timeout for locking file and no other can access this
929 // file region
930
931 if(lpOverlapped) {//TODO:
932 dprintf(("OSLibDosLockFile: overlapped lock not yet implemented!!"));
933 }
934 //TODO: Locking region crossing end of file is permitted. Works in OS/2??
935 if(f64BitIO)
936 {
937 FILELOCKL lockRangeL;
938
939 lockRangeL.lOffset.ulLo = OffsetLow;
940 lockRangeL.lOffset.ulHi = OffsetHigh;
941 lockRangeL.lRange.ulLo = nNumberOfBytesToLockLow;
942 lockRangeL.lRange.ulHi = nNumberOfBytesToLockHigh;
943
944 rc = OdinDosSetFileLocksL(hFile, NULL, &lockRangeL,
945 (dwFlags & LOCKFILE_FAIL_IMMEDIATELY_W) ? 0 : 5000, 0);
946 //SvL: 64 bits values are only supported by JFS
947 // Try the 32 bits DosSetFileLocks if it fails
948 // (TODO: should check the partition type instead)
949 if(rc == ERROR_INVALID_PARAMETER && (OffsetHigh || nNumberOfBytesToLockHigh)) {
950 goto oldlock;
951 }
952 }
953 else
954 {
955oldlock:
956 FILELOCK lockRange = { OffsetLow, nNumberOfBytesToLockLow };
957
958 rc = DosSetFileLocks(hFile, NULL, &lockRange,
959 (dwFlags & LOCKFILE_FAIL_IMMEDIATELY_W) ? 0 : 5000, 0);
960 }
961 if(rc) {
962 SetLastError(error2WinError(rc));
963 return FALSE;
964 }
965 SetLastError(ERROR_SUCCESS_W);
966 return TRUE;
967}
968//******************************************************************************
969//******************************************************************************
970BOOL OSLibDosUnlockFile(DWORD hFile, DWORD OffsetLow, DWORD OffsetHigh,
971 DWORD nNumberOfBytesToLockLow, DWORD nNumberOfBytesToLockHigh,
972 LPOVERLAPPED lpOverlapped)
973{
974 APIRET rc;
975
976 // Set 5 secs timeout for unlocking file and no other can access this
977 // file region
978
979 if(lpOverlapped) {//TODO:
980 dprintf(("OSLibDosUnlockFile: overlapped unlock not yet implemented!!"));
981 }
982 if(f64BitIO)
983 {
984 FILELOCKL unlockRangeL;
985
986 unlockRangeL.lOffset.ulLo = OffsetLow;
987 unlockRangeL.lOffset.ulHi = OffsetHigh;
988 unlockRangeL.lRange.ulLo = nNumberOfBytesToLockLow;
989 unlockRangeL.lRange.ulHi = nNumberOfBytesToLockHigh;
990
991 rc = OdinDosSetFileLocksL(hFile, &unlockRangeL, NULL, 5000, 0);
992 //SvL: 64 bits values are only supported by JFS
993 // Try the 32 bits DosSetFileLocks if it fails
994 // (TODO: should check the partition type instead)
995 if(rc == ERROR_INVALID_PARAMETER && (OffsetHigh || nNumberOfBytesToLockHigh)) {
996 goto oldlock;
997 }
998 }
999 else
1000 {
1001oldlock:
1002 FILELOCK unlockRange = { OffsetLow, nNumberOfBytesToLockLow };
1003
1004 rc = DosSetFileLocks(hFile, &unlockRange, NULL, 5000, 0);
1005 }
1006 if(rc) {
1007 SetLastError(error2WinError(rc));
1008 return FALSE;
1009 }
1010 SetLastError(ERROR_SUCCESS_W);
1011 return TRUE;
1012}
1013//******************************************************************************
1014//******************************************************************************
1015BOOL OSLibDosFlushFileBuffers(DWORD hFile)
1016{
1017 APIRET rc;
1018
1019 rc = DosResetBuffer(hFile);
1020 SetLastError(error2WinError(rc));
1021 return (rc == NO_ERROR);
1022}
1023//******************************************************************************
1024//******************************************************************************
1025DWORD OSLibDosGetFileSize(DWORD hFile, LPDWORD lpdwFileSizeHigh)
1026{
1027 APIRET rc;
1028 ULONG sizeLow;
1029
1030 if(f64BitIO)
1031 {
1032 FILESTATUS3L fsts3ConfigInfoL = {{0}};
1033 ULONG ulBufSize = sizeof(FILESTATUS3L);
1034
1035 rc = DosQueryFileInfo(hFile, FIL_STANDARDL, &fsts3ConfigInfoL, ulBufSize);
1036 if(lpdwFileSizeHigh) {
1037 *lpdwFileSizeHigh = fsts3ConfigInfoL.cbFile.ulHi;
1038 }
1039 sizeLow = fsts3ConfigInfoL.cbFile.ulLo;
1040 }
1041 else
1042 {
1043 FILESTATUS3 fsts3ConfigInfo = {{0}};
1044 ULONG ulBufSize = sizeof(FILESTATUS3);
1045
1046 if(lpdwFileSizeHigh) {
1047 *lpdwFileSizeHigh = 0;
1048 }
1049 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fsts3ConfigInfo, ulBufSize);
1050 sizeLow = fsts3ConfigInfo.cbFile;
1051 }
1052 if(rc) {
1053 SetLastError(error2WinError(rc));
1054 return -1;
1055 }
1056 SetLastError(ERROR_SUCCESS_W);
1057 return sizeLow;
1058}
1059//******************************************************************************
1060//******************************************************************************
1061DWORD OSLibDosSetFilePointer(DWORD hFile, DWORD OffsetLow, DWORD *OffsetHigh, DWORD method)
1062{
1063 LONGLONG offsetL;
1064 LONGLONG newoffsetL;
1065 APIRET rc;
1066 DWORD newoffset;
1067
1068 switch(method)
1069 {
1070 case FILE_BEGIN_W:
1071 method = FILE_BEGIN;
1072 break;
1073
1074 case FILE_CURRENT_W:
1075 method = FILE_CURRENT;
1076 break;
1077
1078 case FILE_END_W:
1079 method = FILE_END;
1080 break;
1081 }
1082
1083 // PH Note: for a negative 32-bit seek, the OS/2 64-bit version
1084 // needs to be skipped.
1085 if( (f64BitIO) && (OffsetHigh) )
1086 {
1087 offsetL.ulLo = OffsetLow;
1088 offsetL.ulHi = (OffsetHigh) ? *OffsetHigh : 0;
1089 rc = OdinDosSetFilePtrL(hFile, offsetL, method, &newoffsetL);
1090 if(OffsetHigh) {
1091 *OffsetHigh = newoffsetL.ulHi;
1092 }
1093 newoffset = newoffsetL.ulLo;
1094 }
1095 else
1096 rc = DosSetFilePtr(hFile, OffsetLow, method, &newoffset);
1097
1098 if(rc)
1099 {
1100 SetLastError(error2WinError(rc));
1101 return -1;
1102 }
1103 SetLastError(ERROR_SUCCESS_W);
1104 return newoffset;
1105}
1106//******************************************************************************
1107//******************************************************************************
1108BOOL OSLibDosSetEndOfFile(DWORD hFile)
1109{
1110 ULONG newFilePos;
1111 LONGLONG FilePosL = {0,0};
1112 LONGLONG newFilePosL;
1113 APIRET rc;
1114
1115 if(f64BitIO) {
1116 rc = OdinDosSetFilePtrL(hFile, FilePosL, FILE_CURRENT, &newFilePosL);
1117 if(rc == 0) {
1118 rc = OdinDosSetFileSizeL(hFile, newFilePosL);
1119 }
1120 }
1121 else {
1122 rc = DosSetFilePtr(hFile, 0, FILE_CURRENT, &newFilePos);
1123 if(rc == 0) {
1124 rc = DosSetFileSize(hFile, newFilePos);
1125 }
1126 }
1127 if(rc) {
1128 SetLastError(error2WinError(rc));
1129 return FALSE;
1130 }
1131 SetLastError(ERROR_SUCCESS_W);
1132 return TRUE;
1133}
1134//******************************************************************************
1135//******************************************************************************
1136BOOL OSLibDosGetFileInformationByHandle(DWORD hFile, BY_HANDLE_FILE_INFORMATION* pInfo)
1137{
1138 APIRET rc;
1139
1140 if(f64BitIO)
1141 {
1142 FILESTATUS4L statusL = { 0 };
1143
1144 rc = DosQueryFileInfo(hFile,
1145 FIL_QUERYEASIZEL,
1146 &statusL,
1147 sizeof(statusL));
1148 if(rc == NO_ERROR)
1149 {
1150 pInfo->dwFileAttributes = 0;
1151 if(!(statusL.attrFile & NOT_NORMAL))
1152 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_NORMAL_W;
1153 if(statusL.attrFile & FILE_READONLY)
1154 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_READONLY_W;
1155 if(statusL.attrFile & FILE_HIDDEN)
1156 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_HIDDEN_W;
1157 if(statusL.attrFile & FILE_SYSTEM)
1158 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_SYSTEM_W;
1159 if(statusL.attrFile & FILE_DIRECTORY)
1160 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY_W;
1161 if(statusL.attrFile & FILE_ARCHIVED)
1162 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_ARCHIVE_W;
1163
1164 pmDateTimeToFileTime(&statusL.fdateCreation,
1165 &statusL.ftimeCreation,
1166 &pInfo->ftCreationTime);
1167 pmDateTimeToFileTime(&statusL.fdateLastAccess,
1168 &statusL.ftimeLastAccess,
1169 &pInfo->ftLastAccessTime);
1170 pmDateTimeToFileTime(&statusL.fdateLastWrite,
1171 &statusL.ftimeLastWrite,
1172 &pInfo->ftLastWriteTime);
1173
1174 pInfo->nFileSizeHigh = statusL.cbFile.ulHi;
1175 pInfo->nFileSizeLow = statusL.cbFile.ulLo;
1176 pInfo->dwVolumeSerialNumber = 0; //todo
1177 pInfo->nNumberOfLinks = 1;
1178 pInfo->nFileIndexHigh = 0;
1179 pInfo->nFileIndexLow = 0;
1180 }
1181 }
1182 else
1183 {
1184 FILESTATUS4 status = { 0 };
1185
1186 rc = DosQueryFileInfo(hFile,
1187 FIL_QUERYEASIZE,
1188 &status,
1189 sizeof(status));
1190 if(rc == NO_ERROR)
1191 {
1192 pInfo->dwFileAttributes = 0;
1193 if(!(status.attrFile & NOT_NORMAL))
1194 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_NORMAL_W;
1195 if(status.attrFile & FILE_READONLY)
1196 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_READONLY_W;
1197 if(status.attrFile & FILE_HIDDEN)
1198 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_HIDDEN_W;
1199 if(status.attrFile & FILE_SYSTEM)
1200 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_SYSTEM_W;
1201 if(status.attrFile & FILE_DIRECTORY)
1202 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_DIRECTORY_W;
1203 if(status.attrFile & FILE_ARCHIVED)
1204 pInfo->dwFileAttributes |= FILE_ATTRIBUTE_ARCHIVE_W;
1205
1206 pmDateTimeToFileTime(&status.fdateCreation,
1207 &status.ftimeCreation,
1208 &pInfo->ftCreationTime);
1209 pmDateTimeToFileTime(&status.fdateLastAccess,
1210 &status.ftimeLastAccess,
1211 &pInfo->ftLastAccessTime);
1212 pmDateTimeToFileTime(&status.fdateLastWrite,
1213 &status.ftimeLastWrite,
1214 &pInfo->ftLastWriteTime);
1215
1216 pInfo->nFileSizeHigh = 0;
1217 pInfo->nFileSizeLow = status.cbFile;
1218 pInfo->dwVolumeSerialNumber = 0; //todo
1219 pInfo->nNumberOfLinks = 1;
1220 pInfo->nFileIndexHigh = 0;
1221 pInfo->nFileIndexLow = 0;
1222 }
1223 }
1224 if(rc) {
1225 SetLastError(error2WinError(rc));
1226 return FALSE;
1227 }
1228 SetLastError(ERROR_SUCCESS_W);
1229 return TRUE;
1230}
1231//******************************************************************************
1232//******************************************************************************
1233BOOL OSLibDosSetFileTime(DWORD hFile, WORD creationdate, WORD creationtime,
1234 WORD lastaccessdate, WORD lastaccesstime,
1235 WORD lastwritedate, WORD lastwritetime)
1236{
1237 FILESTATUS3 fileInfo;
1238 APIRET rc;
1239
1240 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1241
1242 if(rc == NO_ERROR)
1243 {
1244 if(creationdate && creationtime) {
1245 fileInfo.fdateCreation = *(FDATE *)&creationdate;
1246 fileInfo.ftimeCreation = *(FTIME *)&creationtime;
1247 }
1248 if(lastaccessdate && lastaccesstime) {
1249 fileInfo.fdateLastAccess = *(FDATE *)&lastaccessdate;
1250 fileInfo.ftimeLastAccess = *(FTIME *)&lastaccesstime;
1251 }
1252 if(lastwritedate && lastwritetime) {
1253 fileInfo.fdateLastWrite = *(FDATE *)&lastwritedate;
1254 fileInfo.ftimeLastWrite = *(FTIME *)&lastwritetime;
1255 }
1256
1257 rc = DosSetFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1258 }
1259
1260 if(rc)
1261 {
1262 SetLastError(error2WinError(rc));
1263 return FALSE;
1264 }
1265 SetLastError(ERROR_SUCCESS_W);
1266 return TRUE;
1267}
1268//******************************************************************************
1269//******************************************************************************
1270BOOL OSLibDosGetFileTime(DWORD hFile, WORD *creationdate, WORD *creationtime,
1271 WORD *lastaccessdate, WORD *lastaccesstime,
1272 WORD *lastwritedate, WORD *lastwritetime)
1273{
1274 FILESTATUS3 fileInfo;
1275 APIRET rc;
1276
1277 rc = DosQueryFileInfo(hFile, FIL_STANDARD, &fileInfo, sizeof(fileInfo));
1278
1279 if(rc == NO_ERROR)
1280 {
1281 *creationdate = *(WORD *)&fileInfo.fdateCreation;
1282 *creationtime = *(WORD *)&fileInfo.ftimeCreation;
1283 *lastaccessdate = *(WORD *)&fileInfo.fdateLastAccess;
1284 *lastaccesstime = *(WORD *)&fileInfo.ftimeLastAccess;
1285 *lastwritedate = *(WORD *)&fileInfo.fdateLastWrite;
1286 *lastwritetime = *(WORD *)&fileInfo.ftimeLastWrite;
1287 }
1288
1289 if(rc)
1290 {
1291 SetLastError(error2WinError(rc));
1292 return FALSE;
1293 }
1294 SetLastError(ERROR_SUCCESS_W);
1295 return TRUE;
1296}
1297//******************************************************************************
1298//******************************************************************************
1299DWORD OSLibDosSetFilePtr2(DWORD hFile, DWORD offset, DWORD method)
1300{
1301 DWORD newoffset;
1302 APIRET rc;
1303
1304
1305 rc = DosSetFilePtr(hFile, offset, method, &newoffset);
1306 if(rc) {
1307 dprintf(("DosSetFilePtr Error rc:%d", rc));
1308 return -1;
1309 }
1310 else return newoffset;
1311}
1312//******************************************************************************
1313//******************************************************************************
1314DWORD OSLibDosDupHandle(DWORD hFile, DWORD *hNew)
1315{
1316 *hNew = -1;
1317 return DosDupHandle(hFile, hNew);
1318}
1319//******************************************************************************
1320//******************************************************************************
1321void OSLibDosDisableHardError(BOOL fTurnOff)
1322{
1323 DosError((fTurnOff) ? FERR_DISABLEHARDERR : FERR_ENABLEHARDERR);
1324}
1325//******************************************************************************
1326//Returns time spent in kernel & user mode in milliseconds
1327//******************************************************************************
1328BOOL OSLibDosQueryProcTimes(DWORD procid, ULONG *kerneltime, ULONG *usertime)
1329{
1330 APIRET rc;
1331 char *buf;
1332 ULONG size;
1333 ULONG nrthreads = 4;
1334
1335tryagain:
1336 size = sizeof(QTOPLEVEL)+sizeof(QGLOBAL)+sizeof(QPROCESS) + nrthreads*sizeof(QTHREAD);
1337 buf = (char *)malloc(size);
1338 rc = DosQuerySysState(0x1, RESERVED, procid, RESERVED, (PCHAR)buf, size);
1339
1340 if(rc) {
1341 free(buf);
1342 if(rc == ERROR_BUFFER_OVERFLOW) {
1343 nrthreads += 4;
1344 goto tryagain;
1345 }
1346 return FALSE;
1347 }
1348 PQTOPLEVEL top = (PQTOPLEVEL)buf;
1349
1350 *kerneltime = 0;
1351 *usertime = 0;
1352 for(int i=0;i<top->procdata->threadcnt;i++) {
1353 *kerneltime += top->procdata->threads[i].systime;
1354 *usertime += top->procdata->threads[i].usertime;
1355 }
1356 free(buf);
1357 return TRUE;
1358}
1359//******************************************************************************
1360//******************************************************************************
1361// TODO: implement SecurityAttributes parameter
1362DWORD OSLibDosCreateNamedPipe(LPCTSTR lpName,
1363 DWORD dwOpenMode,
1364 DWORD dwPipeMode,
1365 DWORD nMaxInstances,
1366 DWORD nOutBufferSize,
1367 DWORD nInBufferSize,
1368 DWORD nDefaultTimeOut,
1369 LPSECURITY_ATTRIBUTES lpSecurityAttributes)
1370{ DWORD dwOS2Mode = 0;
1371 DWORD dwOS2PipeMode = 0;
1372 LPSTR lpOS2Name;
1373 DWORD hPipe;
1374 DWORD rc;
1375
1376 if (dwOpenMode & PIPE_ACCESS_DUPLEX_W)
1377 dwOS2Mode |= NP_ACCESS_DUPLEX;
1378 else
1379 if (dwOpenMode & PIPE_ACCESS_INBOUND_W)
1380 dwOS2Mode |= NP_ACCESS_INBOUND;
1381 else
1382 if (dwOpenMode & PIPE_ACCESS_OUTBOUND_W)
1383 dwOS2Mode |= NP_ACCESS_OUTBOUND;
1384 // TODO:
1385 // if(dwOpenMode & FILE_FLAG_OVERLAPPED)
1386 // if(dwOpenMode & WRITE_DAC)
1387 // if(dwOpenMode & WRITE_OWNER)
1388 // if(dwOpenMode & ACCESS_SYSTEM_SECURITY)
1389 if(dwOpenMode & FILE_FLAG_WRITE_THROUGH_W)
1390 dwOS2Mode |= NP_WRITEBEHIND; // FIXME: I'm not sure!
1391
1392 if (dwPipeMode & PIPE_WAIT_W)
1393 dwOS2PipeMode |= NP_WAIT;
1394 if (dwPipeMode & PIPE_NOWAIT_W)
1395 dwOS2PipeMode |= NP_NOWAIT;
1396 if (dwPipeMode & PIPE_READMODE_BYTE_W)
1397 dwOS2PipeMode |= NP_READMODE_BYTE;
1398 if (dwPipeMode & PIPE_READMODE_MESSAGE_W)
1399 dwOS2PipeMode |= NP_READMODE_MESSAGE;
1400 if (dwPipeMode & PIPE_TYPE_BYTE_W)
1401 dwOS2PipeMode |= NP_TYPE_BYTE;
1402 if (dwPipeMode & PIPE_TYPE_MESSAGE_W)
1403 dwOS2PipeMode |= NP_TYPE_MESSAGE;
1404
1405 if (nMaxInstances>0xff)
1406 {
1407 SetLastError(ERROR_INVALID_PARAMETER_W); // ERROR_INVALID_PARAMETER
1408 return -1; // INVALID_HANDLE_VALUE
1409 }
1410 dwOS2PipeMode |= nMaxInstances;
1411
1412 if (strstr(lpName,"\\\\."))
1413 {
1414 // If pipe is created on the local machine
1415 // we must delete string \\. because
1416 // in Windows named pipes scheme is a \\.\PIPE\pipename
1417 // but in OS/2 only \PIPE\pipename
1418 lpOS2Name = (LPSTR)lpName + 3;
1419 }
1420 else lpOS2Name = (LPSTR)lpName;
1421
1422 dprintf(("DosCreateNPipe(%s,%x,%x,%x,%x,%x)",lpOS2Name,dwOS2Mode,dwOS2PipeMode,nInBufferSize,nOutBufferSize,nDefaultTimeOut));
1423 rc=DosCreateNPipe(lpOS2Name,
1424 &hPipe,
1425 dwOS2Mode,
1426 dwOS2PipeMode,
1427 nInBufferSize,
1428 nInBufferSize,
1429 nDefaultTimeOut); // Timeouts must be tested!
1430
1431 dprintf(("DosCreateNPipe rc=%d",rc));
1432 if (rc)
1433 {
1434 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER_W));
1435 return -1; // INVALID_HANDLE_VALUE
1436 }
1437 return hPipe;
1438}
1439
1440//******************************************************************************
1441//******************************************************************************
1442// TODO: implement lpOverlapped parameter!
1443BOOL OSLibDosConnectNamedPipe(DWORD hNamedPipe, LPOVERLAPPED lpOverlapped)
1444{
1445 DWORD rc;
1446
1447 rc=DosConnectNPipe(hNamedPipe);
1448 dprintf(("DosConnectNPipe rc=%d",rc));
1449
1450 if (!rc) return (TRUE);
1451 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1452
1453 return (FALSE);
1454}
1455
1456//******************************************************************************
1457//******************************************************************************
1458BOOL OSLibDosCallNamedPipe( LPCTSTR lpNamedPipeName,
1459 LPVOID lpInBuffer,
1460 DWORD nInBufferSize,
1461 LPVOID lpOutBuffer,
1462 DWORD nOutBufferSize,
1463 LPDWORD lpBytesRead,
1464 DWORD nTimeOut )
1465{
1466 LPSTR lpOS2Name;
1467 DWORD rc;
1468
1469 if (strstr(lpNamedPipeName,"\\\\."))
1470 {
1471 // If pipe is created on the local machine
1472 // we must delete string \\. because
1473 // in Windows named pipes scheme is a \\.\PIPE\pipename
1474 // but in OS/2 only \PIPE\pipename
1475 lpOS2Name = (LPSTR)lpNamedPipeName + 3;
1476 }
1477 else lpOS2Name = (LPSTR)lpNamedPipeName;
1478
1479 rc=DosCallNPipe(lpOS2Name,
1480 lpInBuffer,
1481 nInBufferSize,
1482 lpOutBuffer,
1483 nOutBufferSize,
1484 lpBytesRead,
1485 nTimeOut );
1486
1487
1488 if (!rc) return (TRUE);
1489 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1490
1491 return (FALSE);
1492}
1493
1494//******************************************************************************
1495//******************************************************************************
1496BOOL OSLibDosTransactNamedPipe( DWORD hNamedPipe,
1497 LPVOID lpInBuffer,
1498 DWORD nInBufferSize,
1499 LPVOID lpOutBuffer,
1500 DWORD nOutBufferSize,
1501 LPDWORD lpBytesRead,
1502 LPOVERLAPPED lpOverlapped)
1503{
1504 DWORD rc;
1505
1506 rc=DosTransactNPipe(hNamedPipe,
1507 lpOutBuffer,
1508 nOutBufferSize,
1509 lpInBuffer,
1510 nInBufferSize,
1511 lpBytesRead);
1512
1513 dprintf(("DosTransactNPipe returned rc=%d");)
1514 if (!rc) return (TRUE);
1515 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1516
1517 return (FALSE);
1518}
1519
1520//******************************************************************************
1521//******************************************************************************
1522BOOL OSLibDosPeekNamedPipe(DWORD hPipe,
1523 LPVOID lpvBuffer,
1524 DWORD cbBuffer,
1525 LPDWORD lpcbRead,
1526 LPDWORD lpcbAvail,
1527 LPDWORD lpcbMessage)
1528{
1529 DWORD rc;
1530 AVAILDATA availData ={0};
1531 ULONG ulDummy;
1532
1533 rc=DosPeekNPipe(hPipe,lpvBuffer,cbBuffer,lpcbRead,&availData,&ulDummy);
1534
1535 dprintf(("DosPeekNPipe returned rc=%d",rc));
1536
1537 if (!rc)
1538 {
1539 *lpcbAvail = availData.cbpipe;
1540 *lpcbMessage = availData.cbmessage;
1541 return (TRUE);
1542 }
1543 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1544
1545 return (FALSE);
1546}
1547//******************************************************************************
1548//******************************************************************************
1549BOOL OSLibDosDisconnectNamedPipe(DWORD hPipe)
1550{
1551 DWORD rc;
1552
1553 rc=DosDisConnectNPipe(hPipe);
1554
1555 dprintf(("DosDisConnectNPipe returned rc=%d",rc));
1556
1557 if (!rc) return TRUE;
1558 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1559
1560 return (FALSE);
1561}
1562//******************************************************************************
1563//******************************************************************************
1564BOOL OSLibDosWaitNamedPipe(LPCSTR lpszNamedPipeName,
1565 DWORD dwTimeout)
1566{
1567 LPSTR lpOS2Name;
1568 DWORD rc;
1569
1570 if (strstr(lpszNamedPipeName,"\\\\."))
1571 {
1572 // If pipe is created on the local machine
1573 // we must delete string \\. because
1574 // in Windows named pipes scheme is a \\.\PIPE\pipename
1575 // but in OS/2 only \PIPE\pipename
1576 lpOS2Name = (LPSTR)lpszNamedPipeName + 3;
1577 }
1578 else lpOS2Name = (LPSTR)lpszNamedPipeName;
1579
1580 rc=DosWaitNPipe(lpOS2Name,dwTimeout);
1581
1582 dprintf(("DosWaitNPipe returned rc=%d",rc));
1583
1584 if (!rc) return TRUE;
1585 SetLastError(error2WinError(rc,ERROR_PIPE_NOT_CONNECTED_W));
1586
1587 return (FALSE);
1588}
1589//******************************************************************************
1590//******************************************************************************
1591BOOL isRoot(CHAR* name)
1592{
1593 if (name[1] == ':')
1594 {
1595 //local name (x:\)
1596 return (name[2] == 0) || !strchr(&name[3],'\\');
1597 } else if (name[0] == '\\')
1598 {
1599 //UNC name (\\resource\drive\)
1600 CHAR *drive,*dir;
1601
1602 drive = strchr(&name[2],'\\');
1603 if (!drive) return FALSE;
1604 dir = strchr(&drive[1],'\\');
1605 if (!dir) return TRUE;
1606 return !strchr(&dir[1],'\\');
1607 } else return FALSE; //unknown
1608}
1609//******************************************************************************
1610//******************************************************************************
1611inline CHAR system2DOSCharacter(CHAR ch)
1612{
1613 switch(ch)
1614 {
1615 case ' ':
1616 case '.':
1617 case '~':
1618 return '_';
1619
1620 default:
1621 return toupper(ch);
1622 }
1623}
1624
1625VOID long2ShortName(CHAR* longName,CHAR* shortName)
1626{
1627 INT x;
1628 CHAR *source = longName,*dest = shortName,*ext = strrchr(longName,'.');
1629
1630 if ((strcmp(longName,".") == 0) || (strcmp(longName,"..") == 0))
1631 {
1632 strcpy(shortName,longName);
1633 return;
1634 }
1635
1636 //CB: quick and dirty, real FILE~12.EXT is too slow
1637
1638 //8 character file name
1639 for (x = 0;x < 8;x++)
1640 {
1641 if ((source == ext) || (source[0] == 0)) break;
1642 dest[0] = system2DOSCharacter(source[0]);
1643 source++;
1644 dest++;
1645 }
1646
1647 if (source[0] == 0)
1648 {
1649 dest[0] = 0;
1650 return;
1651 }
1652
1653 if (source != ext)
1654 {
1655 //longName > 8 characters, insert ~1
1656 shortName[6] = '~';
1657 shortName[7] = '1';
1658 }
1659
1660 if (ext)
1661 {
1662 //add extension, 3 characters
1663 dest[0] = ext[0];
1664 dest++;
1665 ext++;
1666 for (x = 0;x < 3;x++)
1667 {
1668 if (ext[0] == 0) break;
1669 dest[0] = system2DOSCharacter(ext[0]);
1670 ext++;
1671 dest++;
1672 }
1673 }
1674 dest[0] = 0;
1675}
1676//******************************************************************************
1677//******************************************************************************
1678VOID translateFileResults(FILESTATUS3 *pResult,LPWIN32_FIND_DATAA pFind,CHAR* achName)
1679{
1680 CHAR* name;
1681
1682 pFind->dwFileAttributes = pm2WinFileAttributes(pResult->attrFile);
1683
1684 pmDateTimeToFileTime(&pResult->fdateCreation,&pResult->ftimeCreation,&pFind->ftCreationTime);
1685 pmDateTimeToFileTime(&pResult->fdateLastAccess,&pResult->ftimeLastAccess,&pFind->ftLastAccessTime);
1686 pmDateTimeToFileTime(&pResult->fdateLastWrite,&pResult->ftimeLastWrite,&pFind->ftLastWriteTime);
1687
1688 pFind->nFileSizeHigh = 0; //CB: fixme
1689 pFind->nFileSizeLow = pResult->cbFile;
1690 name = strrchr(achName,'\\');
1691 if (name)
1692 {
1693 name++;
1694 strcpy(pFind->cFileName,name);
1695 } else pFind->cFileName[0] = 0;
1696 long2ShortName(pFind->cFileName,pFind->cAlternateFileName);
1697}
1698
1699VOID translateFindResults(FILEFINDBUF3 *pResult,LPWIN32_FIND_DATAA pFind)
1700{
1701 pFind->dwFileAttributes = pm2WinFileAttributes(pResult->attrFile);
1702
1703 pmDateTimeToFileTime(&pResult->fdateCreation,&pResult->ftimeCreation,&pFind->ftCreationTime);
1704 pmDateTimeToFileTime(&pResult->fdateLastAccess,&pResult->ftimeLastAccess,&pFind->ftLastAccessTime);
1705 pmDateTimeToFileTime(&pResult->fdateLastWrite,&pResult->ftimeLastWrite,&pFind->ftLastWriteTime);
1706
1707 pFind->nFileSizeHigh = 0; //CB: fixme
1708 pFind->nFileSizeLow = pResult->cbFile;
1709 strcpy(pFind->cFileName,pResult->achName);
1710 long2ShortName(pFind->cFileName,pFind->cAlternateFileName);
1711}
1712//******************************************************************************
1713//******************************************************************************
1714DWORD OSLibDosFindFirst(LPCSTR lpFileName,WIN32_FIND_DATAA* lpFindFileData)
1715{
1716 HDIR hDir = -1;
1717 ULONG attrs;
1718 FILEFINDBUF3 result;
1719 ULONG searchCount = 1;
1720
1721 attrs = FILE_READONLY | FILE_HIDDEN | FILE_SYSTEM | FILE_DIRECTORY | FILE_ARCHIVED;
1722 result.achName[0] = 0;
1723
1724 DosError(FERR_DISABLEHARDERR | FERR_DISABLEEXCEPTION);
1725 APIRET rc = DosFindFirst((PSZ)lpFileName,&hDir,attrs,&result,sizeof(result),&searchCount,FIL_STANDARD);
1726 DosError(FERR_ENABLEHARDERR | FERR_ENABLEEXCEPTION);
1727
1728 //check root: skip "." and ".." (HPFS, not on FAT)
1729 //check in OSLibDosFindNext not necessary: "." and ".." are the first two entries
1730 if ((rc == 0) && isRoot((LPSTR)lpFileName))
1731 {
1732 while ((strcmp(result.achName,".") == 0) || (strcmp(result.achName,"..") == 0))
1733 {
1734 result.achName[0] = 0;
1735 DosError(FERR_DISABLEHARDERR | FERR_DISABLEEXCEPTION);
1736 searchCount = 1;
1737 APIRET rc = DosFindNext(hDir,&result,sizeof(result),&searchCount);
1738 DosError(FERR_ENABLEHARDERR | FERR_ENABLEEXCEPTION);
1739 if (rc)
1740 {
1741 DosFindClose(hDir);
1742 SetLastError(error2WinError(rc));
1743
1744 return INVALID_HANDLE_VALUE_W;
1745 }
1746 }
1747 }
1748 if(rc) {
1749 DosFindClose(hDir);
1750 SetLastError(error2WinError(rc));
1751 return INVALID_HANDLE_VALUE_W;
1752 }
1753 translateFindResults(&result,lpFindFileData);
1754 return hDir;
1755}
1756//******************************************************************************
1757// NOTE: returns "." and ".." in root
1758//******************************************************************************
1759DWORD OSLibDosFindFirstMulti(LPCSTR lpFileName,WIN32_FIND_DATAA *lpFindFileData,DWORD *count)
1760{
1761 HDIR hDir = -1;
1762 ULONG attrs;
1763 FILEFINDBUF3 *result,*data;
1764 ULONG searchCount = *count;
1765
1766 attrs = FILE_READONLY | FILE_HIDDEN | FILE_SYSTEM | FILE_DIRECTORY | FILE_ARCHIVED;
1767 result = (FILEFINDBUF3*)malloc(searchCount*sizeof(FILEFINDBUF3));
1768
1769 DosError(FERR_DISABLEHARDERR | FERR_DISABLEEXCEPTION);
1770 APIRET rc = DosFindFirst((PSZ)lpFileName,&hDir,attrs,result,searchCount*sizeof(FILEFINDBUF3),&searchCount,FIL_STANDARD);
1771 DosError(FERR_ENABLEHARDERR | FERR_ENABLEEXCEPTION);
1772 if (rc)
1773 {
1774 free(result);
1775 *count = 0;
1776 SetLastError(error2WinError(rc));
1777
1778 return INVALID_HANDLE_VALUE_W;
1779 }
1780
1781 data = result;
1782 for (int x = 0;x < searchCount;x++)
1783 {
1784 translateFindResults(data,&lpFindFileData[x]);
1785 data = (FILEFINDBUF3*)(((DWORD)data)+data->oNextEntryOffset);
1786 }
1787 free(result);
1788 *count = searchCount;
1789
1790 return hDir;
1791}
1792//******************************************************************************
1793//******************************************************************************
1794BOOL OSLibDosFindNext(DWORD hFindFile,WIN32_FIND_DATAA *lpFindFileData)
1795{
1796 FILEFINDBUF3 result;
1797 ULONG searchCount = 1;
1798
1799 APIRET rc = DosFindNext((HDIR)hFindFile,&result,sizeof(result),&searchCount);
1800 if (rc)
1801 {
1802 SetLastError(error2WinError(rc));
1803
1804 return FALSE;
1805 }
1806
1807 translateFindResults(&result,lpFindFileData);
1808
1809 return TRUE;
1810}
1811//******************************************************************************
1812//******************************************************************************
1813BOOL OSLibDosFindNextMulti(DWORD hFindFile,WIN32_FIND_DATAA *lpFindFileData,DWORD *count)
1814{
1815 FILEFINDBUF3 *result,*data;
1816 ULONG searchCount = *count;
1817
1818 result = (FILEFINDBUF3*)malloc(searchCount*sizeof(FILEFINDBUF3));
1819 APIRET rc = DosFindNext((HDIR)hFindFile,result,searchCount*sizeof(FILEFINDBUF3),&searchCount);
1820 if (rc)
1821 {
1822 free(result);
1823 *count = 0;
1824 SetLastError(error2WinError(rc));
1825
1826 return FALSE;
1827 }
1828
1829 data = result;
1830 for (int x = 0;x < searchCount;x++)
1831 {
1832 translateFindResults(data,&lpFindFileData[x]);
1833 data = (FILEFINDBUF3*)(((DWORD)data)+data->oNextEntryOffset);
1834 }
1835 free(result);
1836 *count = searchCount;
1837
1838 return TRUE;
1839}
1840//******************************************************************************
1841//******************************************************************************
1842BOOL OSLibDosFindClose(DWORD hFindFile)
1843{
1844 APIRET rc = DosFindClose((HDIR)hFindFile);
1845 if (rc)
1846 {
1847 SetLastError(error2WinError(rc));
1848
1849 return FALSE;
1850 }
1851
1852 return TRUE;
1853}
1854//******************************************************************************
1855#define FSATTACH_SIZE 256
1856//******************************************************************************
1857DWORD OSLibDosQueryVolumeFS(int drive, LPSTR lpFileSystemNameBuffer, DWORD nFileSystemNameSize)
1858{
1859 PFSQBUFFER2 fsinfo = (PFSQBUFFER2) alloca(FSATTACH_SIZE);
1860 ULONG cb = FSATTACH_SIZE;
1861 char drv[3] = "A:";
1862 char *fsname;
1863 APIRET rc;
1864
1865 if(lpFileSystemNameBuffer == NULL) {
1866 DebugInt3();
1867 return ERROR_INVALID_PARAMETER_W;
1868 }
1869 drv[0] = (char)('A' + drive - 1);
1870
1871 DosError(FERR_DISABLEHARDERR);
1872 rc = DosQueryFSAttach(drv, 1, FSAIL_QUERYNAME, fsinfo, &cb);
1873 DosError(FERR_ENABLEHARDERR);
1874
1875 switch(rc) {
1876 case ERROR_INVALID_DRIVE:
1877 return ERROR_INVALID_DRIVE_W;
1878 case ERROR_NO_VOLUME_LABEL:
1879 return ERROR_NO_VOLUME_LABEL_W;
1880 case NO_ERROR:
1881 break;
1882 default:
1883 return ERROR_NOT_ENOUGH_MEMORY; //whatever
1884 }
1885
1886 fsname = (char *)&fsinfo->szName[0] + fsinfo->cbName + 1;
1887
1888 /* @@@PH 2000/08/10 CMD.EXE querys with nFileSystemNameSize == 0
1889 * however does NOT expect to receive an error.
1890 */
1891 strncpy(lpFileSystemNameBuffer,
1892 fsname,
1893 nFileSystemNameSize);
1894 /*
1895 if(strlen(fsname) < nFileSystemNameSize) {
1896 strcpy(lpFileSystemNameBuffer, fsname);
1897 }
1898 else return ERROR_BUFFER_OVERFLOW_W;
1899 */
1900 return 0;
1901}
1902//******************************************************************************
1903typedef struct _FSINFOBUF
1904{
1905 ULONG ulVolser; /* Volume serial number */
1906 VOLUMELABEL vol; /* Volume lable */
1907} FSINFOBUF;
1908//******************************************************************************
1909DWORD OSLibDosQueryVolumeSerialAndName(int drive, LPDWORD lpVolumeSerialNumber,
1910 LPSTR lpVolumeNameBuffer, DWORD nVolumeNameSize)
1911{
1912 FSINFOBUF fsi;
1913 APIRET rc;
1914
1915 DosError(FERR_DISABLEHARDERR);
1916 rc = DosQueryFSInfo(drive, FSIL_VOLSER, &fsi, sizeof(fsi));
1917 DosError(FERR_ENABLEHARDERR);
1918
1919 switch(rc) {
1920 case ERROR_INVALID_DRIVE:
1921 return ERROR_INVALID_DRIVE_W;
1922 case ERROR_NO_VOLUME_LABEL:
1923 return ERROR_NO_VOLUME_LABEL_W;
1924 case NO_ERROR:
1925 break;
1926 default:
1927 return ERROR_NOT_ENOUGH_MEMORY; //whatever
1928 }
1929
1930 if(lpVolumeSerialNumber) {
1931 *lpVolumeSerialNumber = fsi.ulVolser;
1932 }
1933 if(lpVolumeNameBuffer)
1934 {
1935 if(nVolumeNameSize > fsi.vol.cch) {
1936 strcpy(lpVolumeNameBuffer, (PCHAR)fsi.vol.szVolLabel);
1937 }
1938 else return ERROR_BUFFER_OVERFLOW_W;
1939 }
1940
1941 return ERROR_SUCCESS_W;
1942}
1943//******************************************************************************
1944//******************************************************************************
1945BOOL OSLibGetDiskFreeSpace(LPSTR lpRootPathName, LPDWORD lpSectorsPerCluster,
1946 LPDWORD lpBytesPerSector, LPDWORD lpNumberOfFreeClusters,
1947 LPDWORD lpTotalNumberOfClusters)
1948{
1949 ULONG diskNum;
1950 FSALLOCATE fsAlloc;
1951 APIRET rc;
1952
1953 if(lpRootPathName == 0)
1954 diskNum = 0;
1955 else
1956 if('A' <= *lpRootPathName && *lpRootPathName <= 'Z' )
1957 diskNum = *lpRootPathName - 'A' + 1;
1958 else
1959 if('a' <= *lpRootPathName && *lpRootPathName <= 'z' )
1960 diskNum = *lpRootPathName - 'a' + 1;
1961 else
1962 diskNum = 0;
1963
1964 DosError(FERR_DISABLEHARDERR);
1965 rc = DosQueryFSInfo(diskNum, FSIL_ALLOC, &fsAlloc, sizeof(fsAlloc));
1966 DosError(FERR_ENABLEHARDERR);
1967
1968 if(rc == 0)
1969 {
1970 *lpSectorsPerCluster = fsAlloc.cSectorUnit;
1971 *lpBytesPerSector = fsAlloc.cbSector;
1972 *lpNumberOfFreeClusters = fsAlloc.cUnitAvail;
1973 *lpTotalNumberOfClusters = fsAlloc.cUnit;
1974 SetLastError(ERROR_SUCCESS_W);
1975 return TRUE;
1976 }
1977 SetLastError(error2WinError(rc));
1978 return FALSE;
1979}
1980//******************************************************************************
1981//******************************************************************************
1982BOOL OSLibDosCreatePipe(PHANDLE phfRead,
1983 PHANDLE phfWrite,
1984 LPSECURITY_ATTRIBUTES lpsa,
1985 DWORD dwSize)
1986{
1987 APIRET rc;
1988
1989 dprintf(("DosCreatePipe(%08xh,%08xh,%08xh)\n",
1990 phfRead,
1991 phfWrite,
1992 dwSize));
1993
1994 // select default buffer size
1995 if (dwSize == 0)
1996 dwSize = 4096;
1997
1998 rc = DosCreatePipe(phfRead,
1999 phfWrite,
2000 dwSize);
2001 dprintf(("DosCreatePipe rc=%d",rc));
2002 if (rc)
2003 {
2004 SetLastError(error2WinError(rc,ERROR_INVALID_PARAMETER_W));
2005 return -1; // INVALID_HANDLE_VALUE
2006 }
2007 return NO_ERROR;
2008}
2009//******************************************************************************
2010//******************************************************************************
2011DWORD OSLibDosDevIOCtl( DWORD hFile, DWORD dwCat, DWORD dwFunc,
2012 PVOID pParm, DWORD dwParmMaxLen, DWORD *pdwParmLen,
2013 PVOID pData, DWORD dwDataMaxLen, DWORD *pdwDataLen)
2014{
2015 APIRET rc;
2016 USHORT sel = RestoreOS2FS();
2017
2018 rc = DosDevIOCtl( (HFILE)hFile, dwCat, dwFunc,
2019 pParm, dwParmMaxLen, pdwParmLen,
2020 pData, dwDataMaxLen, pdwDataLen);
2021 SetFS(sel);
2022 SetLastError(error2WinError(rc,ERROR_INVALID_HANDLE));
2023 return (DWORD)rc;
2024}
2025
2026/**
2027 * Pure wrapper for DosQueryModulName which returns the OS/2 returncode.
2028 * @returns Returncode from DosQueryModuleName.
2029 * @param hModule Handle of the module which name we query.
2030 * @param cchName Length of the output name buffer.
2031 * @param pszname Pointer to the output name buffer.
2032 * @status Completely implemented.
2033 * @author knut st. osmundsen (knut.stange.osmundsen@mynd.no)
2034 */
2035ULONG OSLibDosQueryModuleName(ULONG hModule, int cchName, char *pszName)
2036{
2037 return DosQueryModuleName(hModule, cchName, pszName);
2038}
2039
2040
2041ULONG OSLibDosQuerySysInfo(ULONG iStart, ULONG iLast, PVOID pBuf, ULONG cbBuf)
2042{
2043 APIRET rc;
2044
2045 rc = DosQuerySysInfo(iStart, iLast, pBuf, cbBuf);
2046 SetLastError(error2WinError(rc,ERROR_INVALID_HANDLE));
2047 return rc;
2048}
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