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source: trunk/include/helpers/dosh.h@ 173

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Last change on this file since 173 was 161, checked in by umoeller, 24 years ago
Misc fixes.
Property svn:eol-style set to `CRLF` Property svn:keywords set to `Author Date Id Revision`
File size: 34.8 KB

Line
1
2	/*
3	*@@sourcefile dosh.h:
4	* header file for dosh.c. See remarks there.
5	*
6	* Note: Version numbering in this file relates to XWorkplace version
7	* numbering.
8	*
9	*@@include #define INCL_DOSPROCESS
10	*@@include #define INCL_DOSDEVIOCTL // for doshQueryDiskParams only
11	*@@include #include <os2.h>
12	*@@include #include "helpers\dosh.h"
13	*/
14
15	/* This file Copyright (C) 1997-2001 Ulrich Mller,
16	* Dmitry A. Steklenev.
17	* This file is part of the "XWorkplace helpers" source package.
18	* This is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published
20	* by the Free Software Foundation, in version 2 as it comes in the
21	* "COPYING" file of the XWorkplace main distribution.
22	* This program is distributed in the hope that it will be useful,
23	* but WITHOUT ANY WARRANTY; without even the implied warranty of
24	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25	* GNU General Public License for more details.
26	*/
27
28	#if __cplusplus
29	extern "C" {
30	#endif
31
32	#ifndef DOSH_HEADER_INCLUDED
33	#define DOSH_HEADER_INCLUDED
34
35	/* ******************************************************************
36	*
37	* Wrappers
38	*
39	********************************************************************/
40
41	// if DOSH_STANDARDWRAPPERS is #define'd before including dosh.h,
42	// all the following Dos* API calls are redirected to the dosh*
43	// counterparts
44
45	#ifdef DOSH_STANDARDWRAPPERS
46
47	#ifdef INCL_DOSPROCESS
48
49	APIRET XWPENTRY doshSleep(ULONG msec);
50	#define DosSleep(a) doshSleep((a))
51
52	#endif
53
54	#ifdef INCL_DOSSEMAPHORES
55
56	APIRET XWPENTRY doshCreateMutexSem(PSZ pszName,
57	PHMTX phmtx,
58	ULONG flAttr,
59	BOOL32 fState);
60	#define DosCreateMutexSem(a, b, c, d) doshCreateMutexSem((a), (b), (c), (d))
61
62	APIRET XWPENTRY doshRequestMutexSem(HMTX hmtx, ULONG ulTimeout);
63	#define DosRequestMutexSem(h, t) doshRequestMutexSem((h), (t))
64
65	APIRET XWPENTRY doshReleaseMutexSem(HMTX hmtx);
66	#define DosReleaseMutexSem(h) doshReleaseMutexSem((h))
67
68	#endif
69
70	#ifdef INCL_DOSEXCEPTIONS
71
72	APIRET XWPENTRY doshSetExceptionHandler(PEXCEPTIONREGISTRATIONRECORD pERegRec);
73	#define DosSetExceptionHandler(a) doshSetExceptionHandler((a))
74
75	APIRET XWPENTRY doshUnsetExceptionHandler(PEXCEPTIONREGISTRATIONRECORD pERegRec);
76	#define DosUnsetExceptionHandler(a) doshUnsetExceptionHandler((a))
77
78	#endif
79
80	#endif
81
82	/* ******************************************************************
83	*
84	* Miscellaneous
85	*
86	********************************************************************/
87
88	CHAR doshGetChar(VOID);
89
90	BOOL doshQueryShiftState(VOID);
91
92	ULONG doshIsWarp4(VOID);
93
94	PSZ doshQuerySysErrorMsg(APIRET arc);
95
96	ULONG doshQuerySysUptime(VOID);
97
98	/* ******************************************************************
99	*
100	* Memory helpers
101	*
102	********************************************************************/
103
104	PVOID doshMalloc(ULONG cb,
105	APIRET *parc);
106
107	APIRET doshAllocArray(ULONG c,
108	ULONG cbArrayItem,
109	PBYTE *ppv,
110	PULONG pcbAllocated);
111
112	PVOID doshAllocSharedMem(ULONG ulSize,
113	const char* pcszName);
114
115	PVOID doshRequestSharedMem(PCSZ pcszName);
116
117	/* ******************************************************************
118	*
119	* Drive helpers
120	*
121	********************************************************************/
122
123	APIRET doshIsFixedDisk(ULONG ulLogicalDrive,
124	PBOOL pfFixed);
125
126	#ifdef INCL_DOSDEVIOCTL
127
128	// #pragma pack(1)
129
130	/*
131	* DRIVEPARAMS:
132	* structure used for doshQueryDiskParams.
133	* removed this, we can directly use BIOSPARAMETERBLOCK
134	* V0.9.13 (2001-06-14) [umoeller]
135	*/
136
137	/* typedef struct _DRIVEPARAMS
138	{
139	BIOSPARAMETERBLOCK bpb;
140	// BIOS parameter block. This is the first sector
141	// (at byte 0) in each partition. This is defined
142	// in the OS2 headers as follows:
143
144	typedef struct _BIOSPARAMETERBLOCK {
145	0 USHORT usBytesPerSector;
146	// Number of bytes per sector.
147	2 BYTE bSectorsPerCluster;
148	// Number of sectors per cluster.
149	3 USHORT usReservedSectors;
150	// Number of reserved sectors.
151	5 BYTE cFATs;
152	// Number of FATs.
153	6 USHORT cRootEntries;
154	// Number of root directory entries.
155	8 USHORT cSectors;
156	// Number of sectors.
157	10 BYTE bMedia;
158	// Media descriptor.
159	11 USHORT usSectorsPerFAT;
160	// Number of secctors per FAT.
161	13 USHORT usSectorsPerTrack;
162	// Number of sectors per track.
163	15 USHORT cHeads;
164	// Number of heads.
165	17 ULONG cHiddenSectors;
166	// Number of hidden sectors.
167	21 ULONG cLargeSectors;
168	// Number of large sectors.
169	25 BYTE abReserved[6];
170	// Reserved.
171	31 USHORT cCylinders;
172	// Number of cylinders defined for the physical
173	// device.
174	33 BYTE bDeviceType;
175	// Physical layout of the specified device.
176	34 USHORT fsDeviceAttr;
177	// A bit field that returns flag information
178	// about the specified drive.
179	} BIOSPARAMETERBLOCK;
180
181	// removed the following fields... these are already
182	// in the extended BPB structure, as defined in the
183	// Toolkit's BIOSPARAMETERBLOCK struct. Checked this,
184	// the definition is the same for the Toolkit 3 and 4.5.
185
186	USHORT usCylinders;
187	// no. of cylinders
188	UCHAR ucDeviceType;
189	// device type; according to the IBM Control
190	// Program Reference (see DSK_GETDEVICEPARAMS),
191	// this value can be:
192	// -- 0: 48 TPI low-density diskette drive
193	// -- 1: 96 TPI high-density diskette drive
194	// -- 2: 3.5-inch 720KB diskette drive
195	// -- 3: 8-Inch single-density diskette drive
196	// -- 4: 8-Inch double-density diskette drive
197	// -- 5: Fixed disk
198	// -- 6: Tape drive
199	// -- 7: Other (includes 1.44MB 3.5-inch diskette drive
200	// and CD-ROMs)
201	// -- 8: R/W optical disk
202	// -- 9: 3.5-inch 4.0MB diskette drive (2.88MB formatted)
203	USHORT usDeviceAttrs;
204	// DEVATTR_* flags
205	} DRIVEPARAMS, *PDRIVEPARAMS;
206	#pragma pack() */
207
208	APIRET doshQueryDiskParams(ULONG ulLogicalDrive,
209	PBIOSPARAMETERBLOCK pdp);
210
211	BYTE doshQueryDriveType(ULONG ulLogicalDrive,
212	PBIOSPARAMETERBLOCK pdp,
213	BOOL fFixed);
214
215	APIRET XWPENTRY doshHasAudioCD(ULONG ulLogicalDrive,
216	HFILE hfDrive,
217	BOOL fMixedModeCD,
218	PBOOL pfAudio);
219
220	#endif
221
222	VOID XWPENTRY doshEnumDrives(PSZ pszBuffer,
223	PCSZ pcszFileSystem,
224	BOOL fSkipRemoveables);
225	typedef VOID XWPENTRY DOSHENUMDRIVES(PSZ pszBuffer,
226	PCSZ pcszFileSystem,
227	BOOL fSkipRemoveables);
228	typedef DOSHENUMDRIVES *PDOSHENUMDRIVES;
229
230	CHAR doshQueryBootDrive(VOID);
231
232	#define ERROR_AUDIO_CD_ROM 10000
233
234	#define DRVFL_MIXEDMODECD 0x0001
235	#define DRVFL_TOUCHFLOPPIES 0x0002
236	#define DRVFL_CHECKEAS 0x0004
237	#define DRVFL_CHECKLONGNAMES 0x0008
238
239	APIRET doshAssertDrive(ULONG ulLogicalDrive,
240	ULONG fl);
241
242	#ifdef INCL_DOSDEVIOCTL
243
244	/*
245	*@@ XDISKINFO:
246	*
247	*@@added V0.9.16 (2002-01-13) [umoeller]
248	*/
249
250	typedef struct _XDISKINFO
251	{
252	CHAR cDriveLetter; // drive letter
253	CHAR cLogicalDrive; // logical drive no.
254
255	BOOL fPresent; // if FALSE, drive does not exist
256
257	// the following are only valid if fPresent == TRUE
258
259	BIOSPARAMETERBLOCK bpb;
260	// 0x00 USHORT usBytesPerSector;
261	// 0x02 BYTE bSectorsPerCluster;
262	// 0x03 USHORT usReservedSectors;
263	// 0x05 BYTE cFATs;
264	// 0x06 USHORT cRootEntries;
265	// 0x08 USHORT cSectors;
266	// 0x0a BYTE bMedia;
267	// 0x0b USHORT usSectorsPerFAT;
268	// 0x0d USHORT usSectorsPerTrack;
269	// 0x0f USHORT cHeads;
270	// 0x11 ULONG cHiddenSectors;
271	// 0x15 ULONG cLargeSectors;
272	// 0x19 BYTE abReserved[6];
273	// 0x1a USHORT cCylinders;
274	// 0x1c BYTE bDeviceType;
275	#ifndef DEVTYPE_48TPI
276	#define DEVTYPE_48TPI 0x0000
277	#define DEVTYPE_96TPI 0x0001
278	#define DEVTYPE_35 0x0002
279	#define DEVTYPE_8SD 0x0003
280	#define DEVTYPE_8DD 0x0004
281	#define DEVTYPE_FIXED 0x0005
282	#define DEVTYPE_TAPE 0x0006
283	#endif
284	#define DEVTYPE_OTHER 0x0007
285	// includes 1.44 3.5" floppy
286	#define DEVTYPE_RWOPTICAL 0x0008
287	#define DEVTYPE_35_288MB 0x0009
288	// 0x1d USHORT fsDeviceAttr;
289	#define DEVATTR_REMOVEABLE 0x0001
290	// drive is removeable
291	#define DEVATTR_CHANGELINE 0x0002
292	// device can determine whether media has
293	// been removed since last I/O operation
294	#define DEVATTR_GREATER16MB 0x0004
295	// physical device driver supports physical
296	// addresses > 16 MB
297	#define DEVATTR_PARTITIONALREMOVEABLE 0x0008
298	// undocumented flag; set for ZIP drives
299
300	BYTE bType;
301	// do not change these codes, XWorkplace relies
302	// on them too to parse WPDisk data
303	#define DRVTYPE_HARDDISK 0
304	#define DRVTYPE_FLOPPY 1
305	#define DRVTYPE_TAPE 2
306	#define DRVTYPE_VDISK 3
307	#define DRVTYPE_CDROM 4
308	#define DRVTYPE_LAN 5
309	#define DRVTYPE_PARTITIONABLEREMOVEABLE 6
310	#define DRVTYPE_UNKNOWN 255
311
312	ULONG flDevice;
313	// any combination of the following:
314	#define DFL_REMOTE 0x0001
315	// drive is remote (not local)
316	#define DFL_FIXED 0x0002
317	// drive is fixed; otherwise it is removeable!
318	// always set for harddisks and zip drives
319	#define DFL_PARTITIONABLEREMOVEABLE 0x0004
320	// set for zip drives;
321	// in that case, DFL_FIXED is set also
322	#define DFL_BOOTDRIVE 0x0008
323	// drive was booted from
324
325	// media flags:
326
327	#define DFL_MEDIA_PRESENT 0x1000
328	// media is present in drive;
329	// -- always set for harddisks,
330	// unless the file system is not
331	// understood
332	// -- always set for remove drives
333	// -- always set for A: and B:
334	// -- set for CD-ROMS only if data
335	// CD-ROM is inserted
336	#define DFL_AUDIO_CD 0x2000
337	// set for CD-ROMs only, if an audio CD
338	// is currently inserted; in that case,
339	// DFL_MEDIA_PRESENT is _not_ set
340	#define DFL_SUPPORTS_EAS 0x4000
341	// drive supports extended attributes
342	// (assumption based on DosFSCtl,
343	// might not be correct for remote drives;
344	// reports correctly for FAT32 though)
345	#define DFL_SUPPORTS_LONGNAMES 0x8000
346	// drive supports long names; this does not
347	// necessarily mean that we support all IFS
348	// characters also
349
350	// the following are only valid if DFL_MEDIA_PRESENT is set;
351	// they are always set for drives A: and B:
352
353	CHAR szFileSystem[30];
354	// e.g. "FAT" or "HPFS" or "JFS" or "CDFS"
355
356	LONG lFileSystem;
357	// do not change these codes, XWorkplace relies
358	// on them too to parse WPDisk data
359	#define FSYS_UNKNOWN 0
360	// drive not formatted, or unknown file system
361	#define FSYS_FAT 1
362	#define FSYS_HPFS_JFS 2
363	#define FSYS_CDFS 3
364	#define FSYS_CDWFS 6 // not used by WPS!
365	// added V0.9.19 (2002-04-25) [umoeller]
366	#define FSYS_TVFS 7 // not used by WPS!
367	#define FSYS_FAT32_EXT2 8 // not used by WPS!
368	#define FSYS_RAMFS 9 // not used by WPS!
369	#define FSYS_REMOTE 10
370	// NOTE: if this has a negative value, this is
371	// the APIRET code from DosQueryFSAttach
372
373	// error codes for various operations
374	APIRET arcIsFixedDisk,
375	arcQueryDiskParams,
376	arcQueryMedia,
377	arcOpenLongnames;
378
379	} XDISKINFO, *PXDISKINFO;
380
381	APIRET doshGetDriveInfo(ULONG ulLogicalDrive,
382	ULONG fl,
383	PXDISKINFO pdi);
384
385	#endif
386
387	APIRET doshSetLogicalMap(ULONG ulLogicalDrive);
388
389	APIRET XWPENTRY doshQueryDiskSize(ULONG ulLogicalDrive, double *pdSize);
390	typedef APIRET XWPENTRY DOSHQUERYDISKSIZE(ULONG ulLogicalDrive, double *pdSize);
391	typedef DOSHQUERYDISKSIZE *PDOSHQUERYDISKSIZE;
392
393	APIRET XWPENTRY doshQueryDiskFree(ULONG ulLogicalDrive, double *pdFree);
394	typedef APIRET XWPENTRY DOSHQUERYDISKFREE(ULONG ulLogicalDrive, double *pdFree);
395	typedef DOSHQUERYDISKFREE *PDOSHQUERYDISKFREE;
396
397	APIRET XWPENTRY doshQueryDiskFSType(ULONG ulLogicalDrive, PSZ pszBuf, ULONG cbBuf);
398	typedef APIRET XWPENTRY DOSHQUERYDISKFSTYPE(ULONG ulLogicalDrive, PSZ pszBuf, ULONG cbBuf);
399	typedef DOSHQUERYDISKFSTYPE *PDOSHQUERYDISKFSTYPE;
400
401	APIRET doshQueryDiskLabel(ULONG ulLogicalDrive,
402	PSZ pszVolumeLabel);
403
404	APIRET doshSetDiskLabel(ULONG ulLogicalDrive,
405	PSZ pszNewLabel);
406
407	/* ******************************************************************
408	*
409	* Module handling helpers
410	*
411	********************************************************************/
412
413	APIRET doshQueryProcAddr(PCSZ pcszModuleName,
414	ULONG ulOrdinal,
415	PFN *ppfn);
416
417	/*
418	*@@ RESOLVEFUNCTION:
419	* one of these structures each define
420	* a single function import to doshResolveImports.
421	*
422	*@@added V0.9.3 (2000-04-25) [umoeller]
423	*/
424
425	typedef struct _RESOLVEFUNCTION
426	{
427	const char *pcszFunctionName;
428	PFN *ppFuncAddress;
429	} RESOLVEFUNCTION, *PRESOLVEFUNCTION;
430
431	typedef const struct _RESOLVEFUNCTION *PCRESOLVEFUNCTION;
432
433	APIRET doshResolveImports(PCSZ pcszModuleName,
434	HMODULE *phmod,
435	PCRESOLVEFUNCTION paResolves,
436	ULONG cResolves);
437
438	/* ******************************************************************
439	*
440	* Performance Counters (CPU Load)
441	*
442	********************************************************************/
443
444	#define CMD_PERF_INFO 0x41
445	#define CMD_KI_ENABLE 0x60
446	#define CMD_KI_DISABLE 0x61
447	#ifndef CMD_KI_RDCNT
448	#define CMD_KI_RDCNT 0x63
449	typedef APIRET APIENTRY FNDOSPERFSYSCALL(ULONG ulCommand,
450	ULONG ulParm1,
451	ULONG ulParm2,
452	ULONG ulParm3);
453	typedef FNDOSPERFSYSCALL *PFNDOSPERFSYSCALL;
454	#endif
455
456	typedef struct _CPUUTIL
457	{
458	ULONG ulTimeLow; // low 32 bits of time stamp
459	ULONG ulTimeHigh; // high 32 bits of time stamp
460	ULONG ulIdleLow; // low 32 bits of idle time
461	ULONG ulIdleHigh; // high 32 bits of idle time
462	ULONG ulBusyLow; // low 32 bits of busy time
463	ULONG ulBusyHigh; // high 32 bits of busy time
464	ULONG ulIntrLow; // low 32 bits of interrupt time
465	ULONG ulIntrHigh; // high 32 bits of interrupt time
466	} CPUUTIL, *PCPUUTIL;
467
468	// macro to convert 8-byte (low, high) time value to double
469	#define LL2F(high, low) (4294967296.0*(high)+(low))
470
471	/*
472	*@@ DOSHPERFSYS:
473	* structure used with doshPerfOpen.
474	*
475	*@@added V0.9.7 (2000-12-02) [umoeller]
476	*@@changed V0.9.9 (2001-03-14) [umoeller]: added interrupt load
477	*/
478
479	typedef struct _DOSHPERFSYS
480	{
481	// output: no. of processors on the system
482	ULONG cProcessors;
483	// output: one CPU load for each CPU
484	PLONG palLoads;
485
486	// output: one CPU interrupt load for each CPU
487	PLONG palIntrs;
488
489	// each of the following ptrs points to an array of cProcessors items
490	PCPUUTIL paCPUUtils; // CPUUTIL structures
491	double *padBusyPrev; // previous "busy" calculations
492	double *padTimePrev; // previous "time" calculations
493	double *padIntrPrev; // previous "intr" calculations
494
495	// private stuff
496	HMODULE hmod;
497	BOOL fInitialized;
498	PFNDOSPERFSYSCALL pDosPerfSysCall;
499	} DOSHPERFSYS, *PDOSHPERFSYS;
500
501	APIRET doshPerfOpen(PDOSHPERFSYS *ppPerfSys);
502
503	APIRET doshPerfGet(PDOSHPERFSYS pPerfSys);
504
505	APIRET doshPerfClose(PDOSHPERFSYS *ppPerfSys);
506
507	/* ******************************************************************
508	*
509	* File name parsing
510	*
511	********************************************************************/
512
513	APIRET doshGetDriveSpec(PCSZ pcszFullFile,
514	PSZ pszDrive,
515	PULONG pulDriveLen,
516	PBOOL pfIsUNC);
517
518	PSZ doshGetExtension(PCSZ pcszFilename);
519
520	/* ******************************************************************
521	*
522	* File helpers
523	*
524	********************************************************************/
525
526	BOOL doshIsFileOnFAT(const char* pcszFileName);
527
528	APIRET doshIsValidFileName(const char* pcszFile,
529	BOOL fFullyQualified);
530
531	BOOL doshMakeRealName(PSZ pszTarget, PSZ pszSource, CHAR cReplace, BOOL fIsFAT);
532
533	APIRET doshQueryFileSize(HFILE hFile,
534	PULONG pulSize);
535
536	APIRET doshQueryPathSize(PCSZ pcszFile,
537	PULONG pulSize);
538
539	APIRET doshQueryPathAttr(const char* pcszFile,
540	PULONG pulAttr);
541
542	APIRET doshSetPathAttr(const char* pcszFile,
543	ULONG ulAttr);
544
545	/* ******************************************************************
546	*
547	* XFILEs
548	*
549	********************************************************************/
550
551	/*
552	*@@ XFILE:
553	*
554	*@@added V0.9.16 (2001-10-19) [umoeller]
555	*/
556
557	typedef struct _XFILE
558	{
559	HFILE hf;
560
561	PSZ pszFilename; // as given to doshOpen
562	ULONG flOpenMode; // as given to doshOpen
563
564	ULONG cbInitial, // intial file size on open (can be 0 if new)
565	cbCurrent; // current file size (raised with each write)
566
567	PBYTE pbCache; // if != NULL, cached data from doshReadAt
568	ULONG cbCache, // size of data in cbCache
569	ulReadFrom; // file offset where pbCache was read from
570	} XFILE, *PXFILE;
571
572	#define XOPEN_READ_EXISTING 0x0001
573	#define XOPEN_READWRITE_EXISTING 0x0002
574	#define XOPEN_READWRITE_APPEND 0x0003
575	#define XOPEN_READWRITE_NEW 0x0004
576	#define XOPEN_ACCESS_MASK 0xffff
577
578	#define XOPEN_BINARY 0x10000000
579
580	APIRET doshOpen(PCSZ pcszFilename,
581	ULONG flOpenMode,
582	PULONG pcbFile,
583	PXFILE *ppFile);
584
585	#define DRFL_NOCACHE 0x0001
586	#define DRFL_FAILIFLESS 0x0002
587
588	APIRET doshReadAt(PXFILE pFile,
589	ULONG ulOffset,
590	PULONG pcb,
591	PBYTE pbData,
592	ULONG fl);
593
594	APIRET doshWrite(PXFILE pFile,
595	ULONG cb,
596	PCSZ pbData);
597
598	APIRET doshWriteAt(PXFILE pFile,
599	ULONG ulOffset,
600	ULONG cb,
601	PCSZ pbData);
602
603	APIRET doshWriteLogEntry(PXFILE pFile,
604	const char* pcszFormat,
605	...);
606
607	APIRET doshClose(PXFILE *ppFile);
608
609	APIRET doshLoadTextFile(PCSZ pcszFile,
610	PSZ* ppszContent,
611	PULONG pcbRead);
612
613	PSZ doshCreateBackupFileName(const char* pszExisting);
614
615	APIRET doshCreateTempFileName(PSZ pszTempFileName,
616	PCSZ pcszDir,
617	PCSZ pcszPrefix,
618	PCSZ pcszExt);
619
620	APIRET doshWriteTextFile(const char* pszFile,
621	const char* pszContent,
622	PULONG pulWritten,
623	PSZ pszBackup);
624
625
626	/* ******************************************************************
627	*
628	* Directory helpers
629	*
630	********************************************************************/
631
632	BOOL doshQueryDirExist(PCSZ pcszDir);
633
634	APIRET doshCreatePath(PCSZ pcszPath,
635	BOOL fHidden);
636
637	APIRET doshQueryCurrentDir(PSZ pszBuf);
638
639	APIRET doshSetCurrentDir(PCSZ pcszDir);
640
641	#define DOSHDELDIR_RECURSE 0x0001
642	#define DOSHDELDIR_DELETEFILES 0x0002
643
644	APIRET doshDeleteDir(PCSZ pcszDir,
645	ULONG flFlags,
646	PULONG pulDirs,
647	PULONG pulFiles);
648
649	APIRET doshCanonicalize(PCSZ pcszFileIn,
650	PSZ pszFileOut,
651	ULONG cbFileOut);
652
653	/* ******************************************************************
654	*
655	* Process helpers
656	*
657	********************************************************************/
658
659	ULONG XWPENTRY doshMyPID(VOID);
660	typedef ULONG XWPENTRY DOSHMYPID(VOID);
661	typedef DOSHMYPID *PDOSHMYPID;
662
663	ULONG XWPENTRY doshMyTID(VOID);
664	typedef ULONG XWPENTRY DOSHMYTID(VOID);
665	typedef DOSHMYTID *PDOSHMYTID;
666
667	APIRET doshExecVIO(PCSZ pcszExecWithArgs,
668	PLONG plExitCode);
669
670	APIRET doshQuickStartSession(PCSZ pcszPath,
671	PCSZ pcszParams,
672	BOOL fForeground,
673	USHORT usPgmCtl,
674	BOOL fWait,
675	PULONG pulSID,
676	PPID ppid,
677	PUSHORT pusReturn);
678
679	APIRET doshSearchPath(PCSZ pcszPath,
680	PCSZ pcszFile,
681	PSZ pszExecutable,
682	ULONG cbExecutable);
683
684	APIRET doshFindExecutable(PCSZ pcszCommand,
685	PSZ pszExecutable,
686	ULONG cbExecutable,
687	PCSZ *papcszExtensions,
688	ULONG cExtensions);
689
690	/********************************************************************
691	*
692	* Partition functions
693	*
694	********************************************************************/
695
696	/*
697	*@@ LVMINFO:
698	* informational structure created by
699	* doshQueryLVMInfo.
700	*
701	*@@added V0.9.9 (2001-04-07) [umoeller]
702	*/
703
704	typedef struct _LVMINFO
705	{
706	HMODULE hmodLVM;
707
708	} LVMINFO, *PLVMINFO;
709
710	/* #define DOSH_PARTITIONS_LIMIT 10
711
712	#define PAR_UNUSED 0x00 // Unused
713	#define PAR_FAT12SMALL 0x01 // DOS FAT 12-bit < 10 Mb
714	#define PAR_XENIXROOT 0x02 // XENIX root
715	#define PAR_XENIXUSER 0x03 // XENIX user
716	#define PAR_FAT16SMALL 0x04 // DOS FAT 16-bit < 32 Mb
717	#define PAR_EXTENDED 0x05 // Extended partition
718	#define PAR_FAT16BIG 0x06 // DOS FAT 16-bit > 32 Mb
719	#define PAR_HPFS 0x07 // OS/2 HPFS
720	#define PAR_AIXBOOT 0x08 // AIX bootable partition
721	#define PAR_AIXDATA 0x09 // AIX bootable partition
722	#define PAR_BOOTMANAGER 0x0A // OS/2 Boot Manager
723	#define PAR_WINDOWS95 0x0B // Windows 95 32-bit FAT
724	#define PAR_WINDOWS95LB 0x0C // Windows 95 32-bit FAT with LBA
725	#define PAR_VFAT16BIG 0x0E // LBA VFAT (same as 06h but using LBA-mode)
726	#define PAR_VFAT16EXT 0x0F // LBA VFAT (same as 05h but using LBA-mode)
727	#define PAR_OPUS 0x10 // OPUS
728	#define PAR_HID12SMALL 0x11 // OS/2 hidden DOS FAT 12-bit
729	#define PAR_COMPAQDIAG 0x12 // Compaq diagnostic
730	#define PAR_HID16SMALL 0x14 // OS/2 hidden DOS FAT 16-bit
731	#define PAR_HID16BIG 0x16 // OS/2 hidden DOS FAT 16-bit
732	#define PAR_HIDHPFS 0x17 // OS/2 hidden HPFS
733	#define PAR_WINDOWSSWP 0x18 // AST Windows Swap File
734	#define PAR_NECDOS 0x24 // NEC MS-DOS 3.x
735	#define PAR_THEOS 0x38 // THEOS
736	#define PAR_VENIX 0x40 // VENIX
737	#define PAR_RISCBOOT 0x41 // Personal RISC boot
738	#define PAR_SFS 0x42 // SFS
739	#define PAR_ONTRACK 0x50 // Ontrack
740	#define PAR_ONTRACKEXT 0x51 // Ontrack extended partition
741	#define PAR_CPM 0x52 // CP/M
742	#define PAR_UNIXSYSV 0x63 // UNIX SysV/386
743	#define PAR_NOVELL_64 0x64 // Novell
744	#define PAR_NOVELL_65 0x65 // Novell
745	#define PAR_NOVELL_67 0x67 // Novell
746	#define PAR_NOVELL_68 0x68 // Novell
747	#define PAR_NOVELL_69 0x69 // Novell
748	#define PAR_PCIX 0x75 // PCIX
749	#define PAR_MINIX 0x80 // MINIX
750	#define PAR_LINUX 0x81 // Linux
751	#define PAR_LINUXSWAP 0x82 // Linux Swap Partition
752	#define PAR_LINUXFILE 0x83 // Linux File System
753	#define PAR_FREEBSD 0xA5 // FreeBSD
754	#define PAR_BBT 0xFF // BBT
755	*/
756
757	// one-byte alignment
758	#pragma pack(1)
759
760	/*
761	*@@ PAR_INFO:
762	* partition table
763	*/
764
765	typedef struct _PAR_INFO
766	{
767	BYTE bBootFlag; // 0=not active, 80H = active (boot this partition
768	BYTE bBeginHead; // partition begins at this head...
769	USHORT rBeginSecCyl; // ...and this sector and cylinder (see below)
770	BYTE bFileSysCode; // file system type
771	BYTE bEndHead; // partition ends at this head...
772	USHORT bEndSecCyl; // ...and this sector and cylinder (see below)
773	ULONG lBeginAbsSec; // partition begins at this absolute sector #
774	ULONG lTotalSects; // total sectors in this partition
775	} PAR_INFO, *PPAR_INFO;
776
777	/*
778	*@@ MBR_INFO:
779	* master boot record table.
780	* This has the four primary partitions.
781	*/
782
783	typedef struct _MBR_INFO // MBR
784	{
785	BYTE aBootCode[0x1BE]; // abBootCode master boot executable code
786	PAR_INFO sPrtnInfo[4]; // primary partition entries
787	USHORT wPrtnTblSig; // partition table signature (aa55H)
788	} MBR_INFO, *PMBR_INFO;
789
790	/*
791	*@@ SYS_INFO:
792	*
793	*/
794
795	typedef struct _SYS_INFO
796	{
797	BYTE startable;
798	BYTE unknown[3];
799	BYTE bootable;
800	BYTE name[8];
801	BYTE reservd[3];
802	} SYS_INFO, *PSYS_INFO;
803
804	/*
805	*@@ SYE_INFO:
806	*
807	*/
808
809	typedef struct _SYE_INFO
810	{
811	BYTE bootable;
812	BYTE name[8];
813	} SYE_INFO, *PSYE_INFO;
814
815	/*
816	*@@ EXT_INFO:
817	*
818	*/
819
820	typedef struct _EXT_INFO
821	{
822	BYTE aBootCode[0x18A]; // abBootCode master boot executable code
823	SYE_INFO sBmNames[4]; // System Names
824	BYTE bReserved[16]; // reserved
825	PAR_INFO sPrtnInfo[4]; // partitioms entrys
826	USHORT wPrtnTblSig; // partition table signature (aa55H)
827	} EXT_INFO, *PEXT_INFO;
828
829	typedef struct _PARTITIONINFO *PPARTITIONINFO;
830
831	/*
832	*@@ PARTITIONINFO:
833	* informational structure returned
834	* by doshGetPartitionsList. One of
835	* these items is created for each
836	* bootable partition.
837	*/
838
839	typedef struct _PARTITIONINFO
840	{
841	BYTE bDisk; // drive number
842	CHAR cLetter; // probable drive letter or ' ' if none
843	BYTE bFSType; // file system type
844	PCSZ pcszFSType; // file system name (as returned by
845	// doshType2FSName, can be NULL!)
846	BOOL fPrimary; // primary partition?
847	BOOL fBootable; // bootable by Boot Manager?
848	CHAR szBootName[9]; // Boot Manager name, if (fBootable)
849	ULONG ulSize; // size MBytes
850	PPARTITIONINFO pNext; // next info or NULL if last
851	} PARTITIONINFO;
852
853	UINT doshQueryDiskCount(VOID);
854
855	APIRET doshReadSector(USHORT disk,
856	void *buff,
857	USHORT head,
858	USHORT cylinder,
859	USHORT sector);
860
861	// restore original alignment
862	#pragma pack()
863
864	const char* doshType2FSName(unsigned char bFSType);
865
866	APIRET doshGetBootManager(USHORT *pusDisk,
867	USHORT *pusPart,
868	PAR_INFO *BmInfo);
869
870	typedef struct _PARTITIONSLIST
871	{
872	PLVMINFO pLVMInfo; // != NULL if LVM is installed
873
874	// partitions array
875	PPARTITIONINFO pPartitionInfo;
876	USHORT cPartitions;
877	} PARTITIONSLIST, *PPARTITIONSLIST;
878
879	APIRET doshGetPartitionsList(PPARTITIONSLIST *ppList,
880	PUSHORT pusContext);
881
882	APIRET doshFreePartitionsList(PPARTITIONSLIST ppList);
883
884	APIRET doshQueryLVMInfo(PLVMINFO *ppLVMInfo);
885
886	APIRET doshReadLVMPartitions(PLVMINFO pInfo,
887	PPARTITIONINFO *ppPartitionInfo,
888	PUSHORT pcPartitions);
889
890	VOID doshFreeLVMInfo(PLVMINFO pInfo);
891
892	/* ******************************************************************
893	*
894	* Wildcard matching
895	*
896	********************************************************************/
897
898	BOOL doshMatchCase(PCSZ pcszMask,
899	PCSZ pcszName);
900
901	BOOL doshMatch(PCSZ pcszMask,
902	PCSZ pcszName);
903
904	#endif
905
906	#if __cplusplus
907	}
908	#endif
909

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