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source: trunk/dll/valid.c@ 1305

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Last change on this file since 1305 was 1214, checked in by John Small, 17 years ago
Ticket 187: Move data declarations/definitions out of fm3dll.h
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 24.8 KB

Line
1
2	/***********************************************************************
3
4	$Id: valid.c 1214 2008-09-13 06:53:34Z jbs $
5
6	File name manipulation routines
7
8	Copyright (c) 1993, 1998 M. Kimes
9	Copyright (c) 2002, 2007 Steven H.Levine
10
11	23 Nov 02 SHL RootName: rework for sanity
12	27 Nov 02 SHL MakeFullName: correct typo
13	11 Jun 03 SHL Add JFS and FAT32 support
14	15 Jun 04 SHL Implement Jim Read's removable logic
15	31 Jul 04 SHL Comments
16	01 Aug 04 SHL Rework lstrip/rstrip usage
17	03 Jun 05 SHL Drop CD_DEBUG logic
18	28 Nov 05 SHL MakeValidDir: correct DosQuerySysInfo args
19	22 Jul 06 SHL Use Runtime_Error
20	22 Oct 06 GKY Add NDFS32 support
21	22 Oct 06 GKY Increased BUFFER_BYTES in CheckDrive to 8192 to fix NDFS32 scan failure
22	07 Jan 07 GKY Move error strings etc. to string file
23	18 Feb 07 GKY Add more drive types and icons
24	16 Jun 07 SHL Update for OpenWatcom
25	20 Aug 07 GKY Move #pragma alloc_text to end for OpenWatcom compat
26	30 Dec 07 GKY Change TestDates to TestFDates can compare by filename or FDATE/FTIME data
27	30 Dec 07 GKY Add TestCDates to compare CNRITEMs by CDATE/CTIME data
28	19 Jul 08 GKY Replace save_dir2(dir) with pFM2SaveDirectory
29
30	***********************************************************************/
31
32	#include <string.h>
33	#include <ctype.h>
34
35	#define INCL_DOS
36	#define INCL_WIN
37	#define INCL_DOSDEVIOCTL // DosDevIOCtl
38	#define INCL_LONGLONG
39
40	#include "fm3dll.h"
41	#include "treecnr.h" // Data declaration(s)
42	#include "info.h" // Data declaration(s)
43	#include "notebook.h" // Data declaration(s)
44	#include "fm3str.h"
45	#include "errutil.h" // Dos_Error...
46	#include "strutil.h" // GetPString
47	#include "valid.h"
48	#include "dirs.h" // save_dir2
49	#include "strips.h" // bstrip
50	#include "init.h" // GetTidForWindow
51
52
53	//static BOOL IsDesktop(HAB hab, HWND hwnd);
54	//static BOOL IsFileSame(CHAR * filename1, CHAR * filename2);
55	//static char *IsVowel(char a);
56
57	// Data definitions
58	static PSZ pszSrcFile = __FILE__;
59
60	#pragma data_seg(GLOBAL2)
61	CHAR *CDFS;
62	CHAR *FAT32;
63	CHAR *HPFS;
64	CHAR *HPFS386;
65	CHAR *ISOFS;
66	CHAR *JFS;
67	CHAR *NDFS32;
68	CHAR *NTFS;
69	CHAR *RAMFS;
70
71	APIRET MakeFullName(char *pszFileName)
72	{
73	/* pszFileName must be CCHMAXPATH long minimum! */
74
75	char szPathName[CCHMAXPATH];
76	APIRET rc;
77
78	DosError(FERR_DISABLEHARDERR);
79	rc = DosQueryPathInfo(pszFileName,
80	FIL_QUERYFULLNAME, szPathName, sizeof(szPathName));
81	if (!rc)
82	strcpy(pszFileName, szPathName); // Pass back actual name
83	return rc;
84	}
85
86	char RootName(char filename)
87	{
88	char p = NULL, pp;
89
90	// Return filename, strip path parts
91	// Return empty string when filename ends with backslash
92
93	if (filename) {
94	p = strrchr(filename, '\\');
95	pp = strrchr(filename, '/');
96	p = (p) ? (pp) ? (p > pp) ? p : pp : p : pp;
97	}
98	if (!p) /* name is itself a root */
99	p = filename;
100	else /* skip past backslash */
101	p++;
102	return p;
103	}
104
105	/** TestFDate
106	* return 1 (file2 newer than file1),
107	* 0 (files same)
108	* or -1 (file1 newer than file2)
109	* Make the FILSTATUS pointers NULL if passing file names
110	* if the FILESTATUS information is already available it can be passed instead
111	* Make the files NULL if passing FILESTATUS buffers
112	*/
113
114	int TestFDates(char file1, char file2, FDATE datevar1, FTIME timevar1,
115	FDATE datevar2, FTIME timevar2)
116	{
117	int comp = 0;
118	FILESTATUS3 fs3o, fs3n;
119
120	if (file1){
121	DosError(FERR_DISABLEHARDERR);
122	DosQueryPathInfo(file1, FIL_STANDARD, &fs3o, sizeof(fs3o));
123	datevar1 = &fs3o.fdateLastWrite;
124	timevar1 = &fs3o.ftimeLastWrite;
125	}
126	if (file2) {
127	DosError(FERR_DISABLEHARDERR);
128	DosQueryPathInfo(file2, FIL_STANDARD, &fs3n, sizeof(fs3n));
129	datevar2 = &fs3n.fdateLastWrite;
130	timevar2 = &fs3n.ftimeLastWrite;
131	}
132	if (&datevar1 && &datevar2 && &timevar1 && &timevar2) {
133	comp = (datevar2->year >
134	datevar1->year) ? 1 :
135	(datevar2->year <
136	datevar1->year) ? -1 :
137	(datevar2->month >
138	datevar1->month) ? 1 :
139	(datevar2->month <
140	datevar1->month) ? -1 :
141	(datevar2->day >
142	datevar1->day) ? 1 :
143	(datevar2->day <
144	datevar1->day) ? -1 :
145	(timevar2->hours >
146	timevar1->hours) ? 1 :
147	(timevar2->hours <
148	timevar1->hours) ? -1 :
149	(timevar2->minutes >
150	timevar1->minutes) ? 1 :
151	(timevar2->minutes <
152	timevar1->minutes) ? -1 :
153	(timevar2->twosecs >
154	timevar1->twosecs) ? 1 :
155	(timevar2->twosecs < timevar1->twosecs) ? -1 : 0;
156	}
157	return comp;
158	}
159
160	/** TestCDate
161	* return 1 (file2 newer than file1),
162	* 0 (files same)
163	* or -1 (file1 newer than file2)
164	*/
165
166	int TestCDates(CDATE datevar1, CTIME timevar1,
167	CDATE datevar2, CTIME timevar2)
168	{
169	int comp = 0;
170
171	if (&datevar1 && &datevar2 && &timevar1 && &timevar2) {
172	comp = (datevar2->year >
173	datevar1->year) ? 1 :
174	(datevar2->year <
175	datevar1->year) ? -1 :
176	(datevar2->month >
177	datevar1->month) ? 1 :
178	(datevar2->month <
179	datevar1->month) ? -1 :
180	(datevar2->day >
181	datevar1->day) ? 1 :
182	(datevar2->day <
183	datevar1->day) ? -1 :
184	(timevar2->hours >
185	timevar1->hours) ? 1 :
186	(timevar2->hours <
187	timevar1->hours) ? -1 :
188	(timevar2->minutes >
189	timevar1->minutes) ? 1 :
190	(timevar2->minutes <
191	timevar1->minutes) ? -1 :
192	(timevar2->seconds >
193	timevar1->seconds) ? 1 :
194	(timevar2->seconds < timevar1->seconds) ? -1 : 0;
195	}
196	return comp;
197	}
198
199	BOOL IsNewer(char file1, char file2)
200	{
201	/* return TRUE if file2 is newer than file1 */
202
203	return (TestFDates(file1, file2, NULL, NULL, NULL, NULL) > 0);
204	}
205
206	#if 0 // JBS 11 Sep 08
207	BOOL IsDesktop(HAB hab, HWND hwnd)
208	{
209	HWND hwndDesktop;
210
211	if (hwnd == HWND_DESKTOP)
212	return TRUE;
213	hwndDesktop = WinQueryDesktopWindow(hab, NULLHANDLE);
214	if (hwnd == hwndDesktop)
215	return TRUE;
216	return FALSE;
217	}
218	#endif
219
220	BOOL ParentIsDesktop(HWND hwnd, HWND hwndParent)
221	{
222	HWND hwndDesktop;
223	BOOL ret = FALSE;
224
225	if (!hwndParent)
226	hwndParent = WinQueryWindow(hwnd, QW_PARENT);
227	if (hwndParent == HWND_DESKTOP)
228	ret = TRUE;
229	else {
230	hwndDesktop = WinQueryDesktopWindow(WinQueryAnchorBlock(hwnd), (HWND) 0);
231	if (hwndDesktop == hwndParent)
232	ret = TRUE;
233	}
234	return ret;
235	}
236
237	/** CheckDrive
238	* @param chDrive drive letter
239	* @param pszFileSystem pointer to buffer to return file system type or NULL
240	* @param pulType pointer to long word to return drive flags or NULL
241	* @returns removability flag, 1 = removable, 0 = not removable, -1 = error
242	*/
243
244	INT CheckDrive(CHAR chDrive, CHAR * pszFileSystem, ULONG * pulType)
245	{
246	CHAR szPath[3];
247	VOID *pvBuffer = NULL;
248	CHAR *pfsn;
249	CHAR *pfsd;
250	ULONG clBufferSize;
251	APIRET rc;
252	ULONG ulAction;
253	ULONG clParmBytes;
254	ULONG clDataBytes;
255	HFILE hDev;
256
257	# pragma pack(1)
258	struct
259	{
260	BYTE Cmd;
261	BYTE Unit;
262	}
263	parmPkt =
264	{
265	0, 0};
266	# define BPB_REMOVABLE_MEDIA 0x08 // 3 - Media is removable
267	struct
268	{
269	BIOSPARAMETERBLOCK bpb;
270	USHORT cCylinders; // Documented but not implemented
271	BYTE bDeviceType; // Documented but not implemented
272	USHORT fsDeviceAttr; // Documented but not implemented
273	}
274	dataPkt;
275
276	# pragma pack()
277	BYTE NonRemovable;
278	PFSQBUFFER2 pfsq;
279
280	if (pszFileSystem)
281	*pszFileSystem = 0;
282
283	if (pulType)
284	*pulType = 0;
285
286	# define BUFFER_BYTES 8192
287	rc = DosAllocMem(&pvBuffer, BUFFER_BYTES,
288	PAG_COMMIT \| OBJ_TILE \| PAG_READ \| PAG_WRITE);
289	if (rc) {
290	Dos_Error(MB_CANCEL, rc, HWND_DESKTOP, pszSrcFile, __LINE__,
291	GetPString(IDS_OUTOFMEMORY));
292	return -1; // Say failed
293	}
294
295	szPath[0] = chDrive;
296	szPath[1] = ':';
297	szPath[2] = 0;
298	clBufferSize = BUFFER_BYTES;
299	DosError(FERR_DISABLEHARDERR);
300	rc = DosQueryFSAttach(szPath, 0, FSAIL_QUERYNAME,
301	(PFSQBUFFER2) pvBuffer, &clBufferSize);
302	if (rc) {
303	/* can't get any info at all */
304	DosFreeMem(pvBuffer);
305	DosError(FERR_DISABLEHARDERR);
306	return -1; // Say failed
307	}
308
309	pfsq = (PFSQBUFFER2) pvBuffer;
310	pfsn = (PCHAR)(pfsq->szName) + pfsq->cbName + 1;
311	pfsd = pfsn + pfsq->cbFSDName + 1;
312
313	if (pszFileSystem) {
314	strncpy(pszFileSystem, pfsn, CCHMAXPATH);
315	pszFileSystem[CCHMAXPATH - 1] = 0;
316	}
317
318	if (pulType && (!strcmp(pfsn, CDFS) \|\| !strcmp(pfsn, ISOFS)))
319	*pulType \|= DRIVE_NOTWRITEABLE \| DRIVE_CDROM \| DRIVE_REMOVABLE;
320	if (pulType && !strcmp(pfsn, NTFS))
321	*pulType \|= DRIVE_NOTWRITEABLE;
322	if (pulType && !strcmp(pfsn, NDFS32)){
323	*pulType \|= DRIVE_VIRTUAL;
324	}
325	if (pulType && !strcmp(pfsn, RAMFS)){
326	*pulType \|= DRIVE_RAMDISK;
327	}
328	if (((PFSQBUFFER2) pvBuffer)->iType == FSAT_REMOTEDRV &&
329	(strcmp(pfsn, CDFS) \|\| strcmp(pfsn, ISOFS))) {
330	if (pulType)
331	*pulType \|= DRIVE_REMOTE;
332
333	if (pulType && !strcmp(pfsn, CBSIFS)) {
334	*pulType \|= DRIVE_ZIPSTREAM;
335	*pulType &= ~DRIVE_REMOTE;
336	*pulType \|= DRIVE_NOLONGNAMES;
337	if (pfsq->cbFSAData) {
338	ULONG FType;
339
340	if (CheckDrive(*pfsd, NULL, &FType) != -1) {
341	if (FType & DRIVE_REMOVABLE)
342	*pulType \|= DRIVE_REMOVABLE;
343	if (~FType & DRIVE_NOLONGNAMES)
344	*pulType &= ~DRIVE_NOLONGNAMES;
345	}
346
347	}
348	}
349	if (pulType &&
350	(!strcmp(pfsn, HPFS) \|\|
351	!strcmp(pfsn, JFS) \|\|
352	!strcmp(pfsn, FAT32) \|\|
353	!strcmp(pfsn, RAMFS) \|\|
354	!strcmp(pfsn, NDFS32) \|\|
355	!strcmp(pfsn, NTFS) \|\|
356	!strcmp(pfsn, HPFS386))) {
357	*pulType &= ~DRIVE_NOLONGNAMES;
358	}
359
360	DosFreeMem(pvBuffer);
361	return 0; // Remotes are non-removable
362	}
363
364	// Local drive
365	if (strcmp(pfsn, HPFS) &&
366	strcmp(pfsn, JFS) &&
367	strcmp(pfsn, CDFS) &&
368	strcmp(pfsn, ISOFS) &&
369	strcmp(pfsn, RAMFS) &&
370	strcmp(pfsn, FAT32) &&
371	strcmp(pfsn, NDFS32) &&
372	strcmp(pfsn, NTFS) &&
373	strcmp(pfsn, HPFS386)) {
374	if (pulType)
375	(*pulType) \|= DRIVE_NOLONGNAMES; // Others can not have long names
376	}
377
378
379	DosError(FERR_DISABLEHARDERR);
380	rc = DosOpen(szPath, &hDev, &ulAction, 0, 0, FILE_OPEN,
381	OPEN_ACCESS_READONLY \| OPEN_SHARE_DENYNONE \|
382	OPEN_FLAGS_DASD \| OPEN_FLAGS_FAIL_ON_ERROR, 0);
383	if (rc) {
384	DosError(FERR_DISABLEHARDERR);
385	if (pulType)
386	*pulType \|= DRIVE_REMOVABLE; // Assume removable if can not access
387	DosFreeMem(pvBuffer);
388	return 1; // Say removable
389	}
390
391	clParmBytes = sizeof(parmPkt.Cmd);
392	clDataBytes = sizeof(NonRemovable);
393	NonRemovable = 1; // Preset as non removable
394	DosError(FERR_DISABLEHARDERR);
395	rc = DosDevIOCtl(hDev, IOCTL_DISK, DSK_BLOCKREMOVABLE, &parmPkt.Cmd, /* Address of the command-specific argument list. */
396	sizeof(parmPkt.Cmd), /* Length, in bytes, of pParams. */
397	&clParmBytes, /* Pointer to the length of parameters. */
398	&NonRemovable, /* Address of the data area. */
399	sizeof(NonRemovable), /* Length, in bytes, of pData. */
400	&clDataBytes); /* Pointer to the length of data. */
401
402	if (!rc && NonRemovable) {
403	// Could be USB so check BPB flags
404	clParmBytes = sizeof(parmPkt.Cmd);
405	clDataBytes = sizeof(dataPkt);
406	memset(&dataPkt, 0xff, sizeof(dataPkt));
407	DosError(FERR_DISABLEHARDERR);
408	rc = DosDevIOCtl(hDev, IOCTL_DISK, DSK_GETDEVICEPARAMS, &parmPkt.Cmd, /* Address of the command-specific argument list. */
409	sizeof(parmPkt.Cmd), /* Length, in bytes, of pParams. */
410	&clParmBytes, /* Pointer to the length of parameters. */
411	&dataPkt, /* Address of the data area. */
412	sizeof(dataPkt), /* Length, in bytes, of pData. */
413	&clDataBytes); /* Pointer to the length of data. */
414
415	if (!rc && (dataPkt.bpb.fsDeviceAttr & BPB_REMOVABLE_MEDIA))
416	NonRemovable = 0;
417	}
418
419	DosClose(hDev);
420
421	if (!NonRemovable && pulType)
422	*pulType \|= DRIVE_REMOVABLE;
423
424	DosFreeMem(pvBuffer);
425
426	return NonRemovable ? 0 : 1;
427	}
428
429	#if 0 // JBS 11 Sep 08
430	BOOL IsFileSame(CHAR * filename1, CHAR * filename2)
431	{
432	/* returns: -1 (error), 0 (is a directory), or 1 (is a file) */
433
434	FILESTATUS3L fsa1, fsa2;
435	APIRET ret;
436
437	if (filename1 && filename2) {
438	DosError(FERR_DISABLEHARDERR);
439	ret = DosQueryPathInfo(filename1, FIL_STANDARDL, &fsa1,
440	(ULONG) sizeof(fsa1));
441	if (!ret) {
442	DosError(FERR_DISABLEHARDERR);
443	ret = DosQueryPathInfo(filename2, FIL_STANDARDL, &fsa2,
444	(ULONG) sizeof(fsa2));
445	if (!ret) {
446	if (fsa1.cbFile == fsa2.cbFile &&
447	(fsa1.attrFile & (~FILE_ARCHIVED)) ==
448	(fsa2.attrFile & (~FILE_ARCHIVED)))
449	return TRUE;
450	}
451	}
452	}
453	return FALSE;
454	}
455	#endif
456
457	INT IsFile(CHAR * filename)
458	{
459	/* returns: -1 (error), 0 (is a directory), or 1 (is a file) */
460
461	FILESTATUS3 fsa;
462	APIRET ret;
463
464	if (filename && *filename) {
465	DosError(FERR_DISABLEHARDERR);
466	ret = DosQueryPathInfo(filename, FIL_STANDARD, &fsa, (ULONG) sizeof(fsa));
467	if (!ret)
468	return ((fsa.attrFile & FILE_DIRECTORY) == 0);
469	else if (IsValidDrive(*filename) && IsRoot(filename))
470	return 0;
471	}
472	return -1; /* error; doesn't exist or can't read or null filename */
473	}
474
475	BOOL IsFullName(CHAR * filename)
476	{
477	return (filename) ?
478	(isalpha(*filename) && filename[1] == ':' && filename[2] == '\\') : 0;
479	}
480
481	BOOL IsRoot(CHAR * filename)
482	{
483	return (filename && isalpha(*filename) && filename[1] == ':' &&
484	filename[2] == '\\' && !filename[3]);
485	}
486
487	BOOL IsValidDir(CHAR * path)
488	{
489	CHAR fullname[CCHMAXPATH];
490	FILESTATUS3 fs;
491
492	if (path) {
493	DosError(FERR_DISABLEHARDERR);
494	if (!DosQueryPathInfo(path,
495	FIL_QUERYFULLNAME, fullname, sizeof(fullname))) {
496	if (IsValidDrive(*fullname)) {
497	if (!IsRoot(fullname)) {
498	DosError(FERR_DISABLEHARDERR);
499	if (!DosQueryPathInfo(fullname,
500	FIL_STANDARD,
501	&fs,
502	sizeof(fs)) && (fs.attrFile & FILE_DIRECTORY))
503	return TRUE;
504	}
505	else
506	return TRUE;
507	}
508	}
509	}
510	return FALSE;
511	}
512
513	BOOL IsValidDrive(CHAR drive)
514	{
515	CHAR Path[] = " :", Buffer[256];
516	APIRET Status;
517	ULONG Size;
518	ULONG ulDriveNum, ulDriveMap;
519
520	if (!isalpha(drive) \|\|
521	(driveflags[toupper(drive) - 'A'] & (DRIVE_IGNORE \| DRIVE_INVALID)))
522	return FALSE;
523	DosError(FERR_DISABLEHARDERR);
524	Status = DosQCurDisk(&ulDriveNum, &ulDriveMap);
525	if (!Status) {
526	if (!(ulDriveMap & (1 << (ULONG) (toupper(drive) - 'A'))))
527	return FALSE;
528	Path[0] = toupper(drive);
529	Size = sizeof(Buffer);
530	DosError(FERR_DISABLEHARDERR);
531	Status = DosQueryFSAttach(Path,
532	0,
533	FSAIL_QUERYNAME, (PFSQBUFFER2) Buffer, &Size);
534	}
535	return (Status == 0);
536	}
537
538	//=== MakeValidDir() build valid directory name ===
539
540	CHAR MakeValidDir(CHAR path)
541	{
542	ULONG ulDrv;
543	CHAR *p;
544	FILESTATUS3 fs;
545	APIRET rc;
546
547	if (!MakeFullName(path)) {
548	if (IsValidDrive(*path)) {
549	// Passed name is valid - trim to directory
550	for (;;) {
551	if (IsRoot(path))
552	return path;
553	DosError(FERR_DISABLEHARDERR);
554	rc = DosQueryPathInfo(path, FIL_STANDARD, &fs, sizeof(fs));
555	if (!rc && (fs.attrFile & FILE_DIRECTORY))
556	return path;
557	p = strrchr(path, '\\');
558	if (p) {
559	if (p < path + 3)
560	p++;
561	*p = 0;
562	}
563	else
564	break;
565	}
566	}
567	}
568	// Fall back to boot drive
569	DosError(FERR_DISABLEHARDERR);
570	if (!DosQuerySysInfo(QSV_BOOT_DRIVE, QSV_BOOT_DRIVE, &ulDrv, sizeof(ulDrv))) {
571	ulDrv += '@';
572	if (ulDrv < 'C')
573	ulDrv = 'C';
574	strcpy(path, " :\\");
575	*path = (CHAR) ulDrv;
576	}
577	else
578	strcpy(path, pFM2SaveDirectory); // Fall back to fm3.ini drive or current dir - should never occur
579	return path;
580	}
581
582	BOOL IsExecutable(CHAR * filename)
583	{
584	register CHAR *p;
585	APIRET ret;
586	ULONG apptype;
587
588	if (filename) {
589	DosError(FERR_DISABLEHARDERR);
590	p = strrchr(filename, '.');
591	if (p)
592	ret = DosQueryAppType(filename, &apptype);
593	else {
594
595	char fname[CCHMAXPATH + 2];
596
597	strcpy(fname, filename);
598	strcat(fname, ".");
599	ret = DosQueryAppType(fname, &apptype);
600	}
601	if ((!ret && (!apptype \|\|
602	(apptype &
603	(FAPPTYP_NOTWINDOWCOMPAT \|
604	FAPPTYP_WINDOWCOMPAT \|
605	FAPPTYP_WINDOWAPI \|
606	FAPPTYP_BOUND \|
607	FAPPTYP_DOS \|
608	FAPPTYP_WINDOWSREAL \|
609	FAPPTYP_WINDOWSPROT \|
610	FAPPTYP_32BIT \|
611	0x1000)))) \|\|
612	(p && (!stricmp(p, ".CMD") \|\| !stricmp(p, ".BAT"))))
613	return TRUE;
614	}
615	return FALSE;
616	}
617
618	VOID ArgDriveFlags(INT argc, CHAR ** argv)
619	{
620	INT x;
621
622	for (x = 1; x < argc; x++) {
623	if (*argv[x] == '/' && isalpha(argv[x][1])) {
624
625	CHAR *p = &argv[x][1];
626
627	while (isalpha(*p)) {
628	driveflags[toupper(*p) - 'A'] \|= DRIVE_IGNORE;
629	p++;
630	}
631	}
632	else if (*argv[x] == ';' && isalpha(argv[x][1])) {
633
634	CHAR *p = &argv[x][1];
635
636	while (isalpha(*p)) {
637	driveflags[toupper(*p) - 'A'] \|= DRIVE_NOPRESCAN;
638	p++;
639	}
640	}
641	else if (*argv[x] == '`' && isalpha(argv[x][1])) {
642
643	CHAR *p = &argv[x][1];
644
645	while (isalpha(*p)) {
646	driveflags[toupper(*p) - 'A'] \|= DRIVE_NOSTATS;
647	p++;
648	}
649	}
650	else if (*argv[x] == ',' && isalpha(argv[x][1])) {
651
652	CHAR *p = &argv[x][1];
653
654	while (isalpha(*p)) {
655	driveflags[toupper(*p) - 'A'] \|= DRIVE_NOLOADICONS;
656	p++;
657	}
658	}
659	else if (*argv[x] == '-' && isalpha(argv[x][1])) {
660
661	CHAR *p = &argv[x][1];
662
663	while (isalpha(*p)) {
664	driveflags[toupper(*p) - 'A'] \|= DRIVE_NOLOADSUBJS;
665	p++;
666	}
667	}
668	else if (*argv[x] == '\'' && isalpha(argv[x][1])) {
669
670	CHAR *p = &argv[x][1];
671
672	while (isalpha(*p)) {
673	driveflags[toupper(*p) - 'A'] \|= DRIVE_NOLOADLONGS;
674	p++;
675	}
676	}
677	}
678	}
679
680	VOID DriveFlagsOne(INT x)
681	{
682	INT removable;
683	CHAR szDrive[] = " :\\", FileSystem[CCHMAXPATH];
684	ULONG drvtype;
685
686	*szDrive = (CHAR) (x + 'A');
687	*FileSystem = 0;
688	drvtype = 0;
689	removable = CheckDrive(*szDrive, FileSystem, &drvtype);
690	driveserial[x] = -1;
691	driveflags[x] &= (DRIVE_IGNORE \| DRIVE_NOPRESCAN \| DRIVE_NOLOADICONS \|
692	DRIVE_NOLOADSUBJS \| DRIVE_NOLOADLONGS \|
693	DRIVE_INCLUDEFILES \| DRIVE_SLOW \| DRIVE_NOSTATS);
694	if (removable != -1) {
695	struct
696	{
697	ULONG serial;
698	CHAR volumelength;
699	CHAR volumelabel[CCHMAXPATH];
700	}
701	volser;
702
703	DosError(FERR_DISABLEHARDERR);
704	if (!DosQueryFSInfo((ULONG) x + 1, FSIL_VOLSER, &volser, sizeof(volser)))
705	driveserial[x] = volser.serial;
706	else
707	DosError(FERR_DISABLEHARDERR);
708	}
709	else
710	driveflags[x] \|= DRIVE_INVALID;
711	driveflags[x] \|= ((removable == -1 \|\| removable == 1) ?
712	DRIVE_REMOVABLE : 0);
713	if (drvtype & DRIVE_REMOTE)
714	driveflags[x] \|= DRIVE_REMOTE;
715	if(!stricmp(FileSystem,NDFS32)){
716	driveflags[x] \|= DRIVE_VIRTUAL;
717	driveflags[x] &= (~DRIVE_REMOTE);
718	}
719	if(!stricmp(FileSystem,RAMFS)){
720	driveflags[x] \|= DRIVE_RAMDISK;
721	driveflags[x] &= (~DRIVE_REMOTE);
722	}
723	if(!stricmp(FileSystem,NTFS))
724	driveflags[x] \|= DRIVE_NOTWRITEABLE;
725	if (strcmp(FileSystem, HPFS) &&
726	strcmp(FileSystem, JFS) &&
727	strcmp(FileSystem, CDFS) &&
728	strcmp(FileSystem, ISOFS) &&
729	strcmp(FileSystem, RAMFS) &&
730	strcmp(FileSystem, FAT32) &&
731	strcmp(FileSystem, NTFS) &&
732	strcmp(FileSystem, NDFS32) &&
733	strcmp(FileSystem, HPFS386)) {
734	driveflags[x] \|= DRIVE_NOLONGNAMES;
735	}
736
737	if (!strcmp(FileSystem, CDFS) \|\| !strcmp(FileSystem, ISOFS)) {
738	removable = 1;
739	driveflags[x] \|= (DRIVE_REMOVABLE \| DRIVE_NOTWRITEABLE \| DRIVE_CDROM);
740	}
741	else if (!stricmp(FileSystem, CBSIFS)) {
742	driveflags[x] \|= DRIVE_ZIPSTREAM;
743	driveflags[x] &= (~DRIVE_REMOTE);
744	if (drvtype & DRIVE_REMOVABLE)
745	driveflags[x] \|= DRIVE_REMOVABLE;
746	if (!(drvtype & DRIVE_NOLONGNAMES))
747	driveflags[x] &= (~DRIVE_NOLONGNAMES);
748	}
749	}
750
751	VOID FillInDriveFlags(VOID * dummy)
752	{
753	ULONG ulDriveNum, ulDriveMap;
754	register INT x;
755
756	for (x = 0; x < 26; x++)
757	driveflags[x] &= (DRIVE_IGNORE \| DRIVE_NOPRESCAN \| DRIVE_NOLOADICONS \|
758	DRIVE_NOLOADSUBJS \| DRIVE_NOLOADLONGS \|
759	DRIVE_INCLUDEFILES \| DRIVE_SLOW \| DRIVE_NOSTATS);
760	memset(driveserial, -1, sizeof(driveserial));
761	DosError(FERR_DISABLEHARDERR);
762	DosQCurDisk(&ulDriveNum, &ulDriveMap);
763	for (x = 0; x < 26; x++) {
764	if (ulDriveMap & (1 << x) && !(driveflags[x] & DRIVE_IGNORE)) {
765	{
766	CHAR s[80];
767	ULONG flags = 0, size = sizeof(ULONG);
768
769	sprintf(s, "%c.DriveFlags", (CHAR) (x + 'A'));
770	if (PrfQueryProfileData(fmprof, appname, s, &flags, &size) &&
771	size == sizeof(ULONG))
772	driveflags[x] \|= flags;
773	}
774
775	if (x > 1) {
776	if (!(driveflags[x] & DRIVE_NOPRESCAN))
777	DriveFlagsOne(x);
778	else
779	driveserial[x] = -1;
780	}
781	else {
782	driveflags[x] \|= (DRIVE_REMOVABLE \| DRIVE_NOLONGNAMES);
783	driveserial[x] = -1;
784	}
785	}
786	else if (!(ulDriveMap & (1 << x)))
787	driveflags[x] \|= DRIVE_INVALID;
788	}
789	{
790	ULONG startdrive = 3L;
791
792	DosError(FERR_DISABLEHARDERR);
793	DosQuerySysInfo(QSV_BOOT_DRIVE, QSV_BOOT_DRIVE,
794	(PVOID) & startdrive, (ULONG) sizeof(ULONG));
795	if (startdrive)
796	driveflags[startdrive - 1] \|= DRIVE_BOOT;
797	}
798	}
799
800	CHAR assign_ignores(CHAR s)
801	{
802	register INT x;
803	register CHAR p, pp;
804
805	*s = '/';
806	s[1] = 0;
807	p = s + 1;
808	if (s) {
809	for (x = 0; x < 26; x++) {
810	if ((driveflags[x] & DRIVE_IGNORE) != 0) {
811	*p = (CHAR) x + 'A';
812	p++;
813	*p = 0;
814	}
815	}
816	}
817	if (!s[1]) {
818	*s = 0;
819	pp = s;
820	}
821	else {
822	pp = &s[strlen(s)];
823	*pp = ' ';
824	pp++;
825	}
826	*pp = ';';
827	pp[1] = 0;
828	p = pp + 1;
829	if (pp) {
830	for (x = 0; x < 26; x++) {
831	if ((driveflags[x] & DRIVE_NOPRESCAN) != 0) {
832	*p = (CHAR) x + 'A';
833	p++;
834	*p = 0;
835	}
836	}
837	}
838	if (!pp[1])
839	*pp = 0;
840	pp = &s[strlen(s)];
841	*pp = ' ';
842	pp++;
843	*pp = ',';
844	pp[1] = 0;
845	p = pp + 1;
846	if (pp) {
847	for (x = 0; x < 26; x++) {
848	if ((driveflags[x] & DRIVE_NOLOADICONS) != 0) {
849	*p = (CHAR) x + 'A';
850	p++;
851	*p = 0;
852	}
853	}
854	}
855	if (!pp[1])
856	*pp = 0;
857	pp = &s[strlen(s)];
858	*pp = ' ';
859	pp++;
860	*pp = '-';
861	pp[1] = 0;
862	p = pp + 1;
863	if (pp) {
864	for (x = 0; x < 26; x++) {
865	if ((driveflags[x] & DRIVE_NOLOADSUBJS) != 0) {
866	*p = (CHAR) x + 'A';
867	p++;
868	*p = 0;
869	}
870	}
871	}
872	if (!pp[1])
873	*pp = 0;
874	pp = &s[strlen(s)];
875	*pp = ' ';
876	pp++;
877	*pp = '`';
878	pp[1] = 0;
879	p = pp + 1;
880	if (pp) {
881	for (x = 0; x < 26; x++) {
882	if ((driveflags[x] & DRIVE_NOSTATS) != 0) {
883	*p = (CHAR) x + 'A';
884	p++;
885	*p = 0;
886	}
887	}
888	}
889	if (!pp[1])
890	*pp = 0;
891	pp = &s[strlen(s)];
892	*pp = ' ';
893	pp++;
894	*pp = '\'';
895	pp[1] = 0;
896	p = pp + 1;
897	if (pp) {
898	for (x = 0; x < 26; x++) {
899	if ((driveflags[x] & DRIVE_NOLOADLONGS) != 0) {
900	*p = (CHAR) x + 'A';
901	p++;
902	*p = 0;
903	}
904	}
905	}
906	if (!pp[1])
907	*pp = 0;
908	bstrip(s);
909	return s;
910	}
911
912	BOOL needs_quoting(register CHAR * f)
913	{
914	register CHAR *p = " &\|<>";
915
916	while (*p) {
917	if (strchr(f, *p))
918	return TRUE;
919	p++;
920	}
921	return FALSE;
922	}
923
924	BOOL IsBinary(register CHAR * str, ULONG len)
925	{
926	register ULONG x = 0;
927
928	if (str) {
929	while (x < len) {
930	if (str[x] < ' ' && str[x] != '\r' && str[x] != '\n' && str[x] != '\t'
931	&& str[x] != '\x1b' && str[x] != '\x1a' && str[x] != '\07'
932	&& str[x] != '\x0c')
933	return TRUE;
934	x++;
935	}
936	}
937	return FALSE;
938	}
939
940	BOOL TestBinary(CHAR * filename)
941	{
942	HFILE handle;
943	ULONG ulAction;
944	ULONG len;
945	APIRET rc;
946	// CHAR buff[512];
947	CHAR buff[4096]; // 06 Oct 07 SHL protect against NTFS defect
948
949	if (filename) {
950	if (!DosOpen(filename, &handle, &ulAction, 0, 0,
951	OPEN_ACTION_FAIL_IF_NEW \| OPEN_ACTION_OPEN_IF_EXISTS,
952	OPEN_FLAGS_FAIL_ON_ERROR \| OPEN_FLAGS_NOINHERIT \|
953	OPEN_FLAGS_SEQUENTIAL \| OPEN_SHARE_DENYNONE \|
954	OPEN_ACCESS_READONLY, 0)) {
955	len = 512;
956	rc = DosRead(handle, buff, len, &len);
957	DosClose(handle);
958	if (!rc && len)
959	return IsBinary(buff, len);
960	}
961	}
962	return FALSE;
963	}
964
965	#if 0 // JBS 11 Sep 08
966	char *IsVowel(char a)
967	{
968	return (strchr("aeiouAEIOU", a) != NULL) ? "n" : NullStr;
969	}
970	#endif
971
972	VOID GetDesktopName(CHAR * objectpath, ULONG size)
973	{
974	PFN WQDPath;
975	HMODULE hmod = 0;
976	APIRET rc;
977	ULONG startdrive = 3;
978	CHAR objerr[CCHMAXPATH];
979
980	if (!objectpath) {
981	Runtime_Error(pszSrcFile, __LINE__, "null pointer");
982	return;
983	}
984	*objectpath = 0;
985	if (OS2ver[0] > 20 \|\| (OS2ver[0] == 20 && OS2ver[1] >= 30)) {
986	/*
987	* if running under warp, we can get the desktop name
988	* this way...
989	*/
990	rc = DosLoadModule(objerr, sizeof(objerr), "PMWP", &hmod);
991	if (!rc) {
992	rc = DosQueryProcAddr(hmod, 262, NULL, &WQDPath);
993	if (!rc)
994	WQDPath(objectpath, size);
995	DosFreeModule(hmod);
996	}
997	}
998	if (!*objectpath) {
999	// Fall back to INI content
1000	if (!PrfQueryProfileString(HINI_SYSTEMPROFILE,
1001	"FolderWorkareaRunningObjects",
1002	NULL,
1003	"\0",
1004	(PVOID) objectpath, sizeof(objectpath))) {
1005	Win_Error(HWND_DESKTOP, HWND_DESKTOP, pszSrcFile, __LINE__,
1006	"PrfQueryProfileString");
1007	*objectpath = 0;
1008	}
1009	else if (!*objectpath \|\| IsFile(objectpath)) {
1010	Runtime_Error(pszSrcFile, __LINE__, "bad FolderWorkareaRunningObjects");
1011	*objectpath = 0;
1012	}
1013	if (!*objectpath) {
1014	// Fall back
1015	DosError(FERR_DISABLEHARDERR);
1016	DosQuerySysInfo(QSV_BOOT_DRIVE, QSV_BOOT_DRIVE,
1017	(PVOID) & startdrive, (ULONG) sizeof(ULONG));
1018	sprintf(objectpath, GetPString(IDS_PATHTODESKTOP), ((CHAR) startdrive) + '@');
1019	}
1020	}
1021	}
1022
1023	#pragma alloc_text(VALID,CheckDrive,IsRoot,IsFile,IsFullName,needsquoting)
1024	#pragma alloc_text(VALID,IsValidDir,IsValidDrive,MakeValidDir,IsVowel)
1025	#pragma alloc_text(VALID,IsFileSame,IsNewer,TestFDates,TestCDates,RootName,MakeFullName)
1026	#pragma alloc_text(VALID,IsExecutable,IsBinary,IsDesktop,ParentIsDesktop)
1027	#pragma alloc_text(FILLFLAGS,FillInDriveFlags,assign_ignores)
1028	#pragma alloc_text(FILLFLAGS,ArgDriveFlags,DriveFlagsOne)
1029	#pragma alloc_text(FINDDESK,GetDesktopName)

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