source: trunk/src/shell32/pidl.c@ 7031

Last change on this file since 7031 was 7031, checked in by phaller, 24 years ago

performance improvement on ILSimpleGetText used for comparison
File size: 46.7 KB
Line 
1/*
2 * pidl Handling
3 *
4 * Copyright 1998 Juergen Schmied
5 *
6 * NOTES
7 * a pidl == NULL means desktop and is legal
8 *
9 */
10
11
12/****************************************************************************
13 * includes
14 ****************************************************************************/
15
16#include <odin.h>
17#include <os2sel.h>
18#include <odinwrap.h>
19
20ODINDEBUGCHANNEL(SHELL32-PIDL)
21
22
23#include <ctype.h>
24#include <stdlib.h>
25#include <string.h>
26#include "winbase.h"
27#include "debugtools.h"
28#include "shlguid.h"
29#include "winerror.h"
30#include "winnls.h"
31#include "wine/undocshell.h"
32#include "shell32_main.h"
33#include "shellapi.h"
34#include "shlwapi.h"
35
36#include "pidl.h"
37
38DEFAULT_DEBUG_CHANNEL(pidl);
39
40#ifndef __WIN32OS2__
41DECLARE_DEBUG_CHANNEL(shell);
42#endif
43
44
45/****************************************************************************
46 * local prototypes
47 ****************************************************************************/
48
49LPITEMIDLIST _Optlink ODIN_ILGetNext(LPITEMIDLIST pidl);
50LPITEMIDLIST _Optlink ODIN_ILClone (LPCITEMIDLIST pidl);
51DWORD _Optlink ODIN_ILGetSize(LPITEMIDLIST pidl);
52
53void _Optlink ODIN_SHFree (LPVOID x);
54LPVOID _Optlink ODIN_SHAlloc (DWORD len);
55
56
57
58#if defined( __WIN32OS2__) && defined(DEBUG)
59void pdump (LPCITEMIDLIST pidl)
60{
61 BOOL bIsShellDebug;
62
63 LPITEMIDLIST pidltemp = pidl;
64 if (!TRACE_ON(pidl))
65 return;
66
67 /* silence the sub-functions */
68 bIsShellDebug = TRACE_ON(shell);
69 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_shell, FALSE);
70 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_pidl, FALSE);
71
72 if (! pidltemp)
73 {
74 MESSAGE ("PIDL: -------- pidl=NULL (Desktop)\n");
75 }
76 else
77 {
78 MESSAGE ("PIDL: -------- pidl=%p\n", pidl);
79 if (pidltemp->mkid.cb)
80 {
81 do
82 {
83 DWORD dwAttrib = 0;
84 LPPIDLDATA pData = _ILGetDataPointer(pidltemp);
85 DWORD type = pData->type;
86 LPSTR szLongName = _ILGetTextPointer(pidltemp);
87 LPSTR szShortName = _ILGetSTextPointer(pidltemp);
88 char szName[MAX_PATH];
89
90 _ILSimpleGetText(pidltemp, szName, MAX_PATH);
91 if( PT_FOLDER == type)
92 dwAttrib = pData->u.folder.uFileAttribs;
93 else if( PT_VALUE == type)
94 dwAttrib = pData->u.file.uFileAttribs;
95
96 MESSAGE ("PIDL: -- pidl=%p size=%u type=%lx attr=0x%08lx name=%s (%s,%s)\n",
97 pidltemp, pidltemp->mkid.cb,type,dwAttrib,szName,debugstr_a(szLongName), debugstr_a(szShortName));
98
99 pidltemp = ODIN_ILGetNext(pidltemp);
100
101 } while (pidltemp->mkid.cb);
102 }
103 else
104 {
105 MESSAGE ("PIDL: empty pidl (Desktop)\n");
106 }
107 pcheck(pidl);
108 }
109
110 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_shell, bIsShellDebug);
111 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_pidl, TRUE);
112
113}
114#endif
115#define BYTES_PRINTED 32
116BOOL pcheck (LPCITEMIDLIST pidl)
117{ DWORD type, ret=TRUE;
118 BOOL bIsPidlDebug;
119
120 LPITEMIDLIST pidltemp = pidl;
121
122 bIsPidlDebug = TRACE_ON(shell);
123 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_pidl, FALSE);
124
125 if (pidltemp && pidltemp->mkid.cb)
126 { do
127 { type = _ILGetDataPointer(pidltemp)->type;
128 switch (type)
129 { case PT_DESKTOP:
130 case PT_MYCOMP:
131 case PT_SPECIAL:
132 case PT_DRIVE:
133 case PT_DRIVE1:
134 case PT_DRIVE2:
135 case PT_DRIVE3:
136 case PT_FOLDER:
137 case PT_VALUE:
138 case PT_FOLDER1:
139 case PT_WORKGRP:
140 case PT_COMP:
141 case PT_NETWORK:
142 case PT_IESPECIAL1:
143 case PT_IESPECIAL2:
144 case PT_SHARE:
145 break;
146 default:
147 {
148 char szTemp[BYTES_PRINTED*4 + 1];
149 int i;
150 unsigned char c;
151
152 memset(szTemp, ' ', BYTES_PRINTED*4 + 1);
153 for ( i = 0; (i<pidltemp->mkid.cb) && (i<BYTES_PRINTED); i++)
154 {
155 c = ((unsigned char *)pidltemp)[i];
156
157 szTemp[i*3+0] = ((c>>4)>9)? (c>>4)+55 : (c>>4)+48;
158 szTemp[i*3+1] = ((0x0F&c)>9)? (0x0F&c)+55 : (0x0F&c)+48;
159 szTemp[i*3+2] = ' ';
160 szTemp[i+BYTES_PRINTED*3] = (c>=0x20 && c <=0x80) ? c : '.';
161 }
162 szTemp[BYTES_PRINTED*4] = 0x00;
163 ERR("unknown IDLIST type size=%u type=%lx\n%s\n",pidltemp->mkid.cb,type, szTemp);
164 ret = FALSE;
165 }
166 }
167 pidltemp = ODIN_ILGetNext(pidltemp);
168 } while (pidltemp->mkid.cb);
169 }
170 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_pidl, bIsPidlDebug);
171 return ret;
172}
173
174/*************************************************************************
175 * ILGetDisplayName [SHELL32.15]
176 */
177
178ODINFUNCTION2(BOOL, ILGetDisplayName,
179 LPCITEMIDLIST, pidl,
180 LPSTR, path)
181{
182 TRACE_(shell)("pidl=%p %p semi-stub\n",pidl,path);
183 return SHGetPathFromIDListA(pidl, path);
184}
185/*************************************************************************
186 * ILFindLastID [SHELL32.16]
187 *
188 * NOTES
189 * observed: pidl=Desktop return=pidl
190 */
191ODINFUNCTION1(LPITEMIDLIST, ILFindLastID,
192 LPITEMIDLIST, pidl)
193{ LPITEMIDLIST pidlLast = pidl;
194
195 TRACE("(pidl=%p)\n",pidl);
196
197 while (pidl->mkid.cb)
198 {
199 pidlLast = pidl;
200 pidl = ODIN_ILGetNext(pidl);
201 }
202 return pidlLast;
203}
204/*************************************************************************
205 * ILRemoveLastID [SHELL32.17]
206 *
207 * NOTES
208 * when pidl=Desktop return=FALSE
209 */
210ODINFUNCTION1(BOOL, ILRemoveLastID,
211 LPCITEMIDLIST, pidl)
212{
213 TRACE_(shell)("pidl=%p\n",pidl);
214
215 if (!pidl || !pidl->mkid.cb)
216 return 0;
217 ILFindLastID(pidl)->mkid.cb = 0;
218 return 1;
219}
220
221/*************************************************************************
222 * ILClone [SHELL32.18]
223 *
224 * NOTES
225 * dupicate an idlist
226 */
227ODINFUNCTION1(LPITEMIDLIST, ILClone,
228 LPCITEMIDLIST, pidl)
229{ DWORD len;
230 LPITEMIDLIST newpidl;
231
232 if (!pidl)
233 return NULL;
234
235 len = ODIN_ILGetSize(pidl);
236 newpidl = (LPITEMIDLIST)ODIN_SHAlloc(len);
237 if (newpidl)
238 memcpy(newpidl,pidl,len);
239
240 TRACE("pidl=%p newpidl=%p\n",pidl, newpidl);
241 pdump(pidl);
242
243 return newpidl;
244}
245/*************************************************************************
246 * ILCloneFirst [SHELL32.19]
247 *
248 * NOTES
249 * duplicates the first idlist of a complex pidl
250 */
251ODINFUNCTION1(LPITEMIDLIST, ILCloneFirst,
252 LPCITEMIDLIST, pidl)
253{ DWORD len;
254 LPITEMIDLIST pidlNew = NULL;
255
256 TRACE("pidl=%p \n",pidl);
257 pdump(pidl);
258
259 if (pidl)
260 {
261 len = pidl->mkid.cb;
262 pidlNew = (LPITEMIDLIST) ODIN_SHAlloc (len+2);
263 if (pidlNew)
264 {
265 memcpy(pidlNew,pidl,len+2); /* 2 -> mind a desktop pidl */
266
267 if (len)
268 ODIN_ILGetNext(pidlNew)->mkid.cb = 0x00;
269 }
270 }
271 TRACE("-- newpidl=%p\n",pidlNew);
272
273 return pidlNew;
274}
275
276/*************************************************************************
277 * ILLoadFromStream
278 *
279 * NOTES
280 * the first two bytes are the len, the pidl is following then
281 */
282ODINFUNCTION2(HRESULT, ILLoadFromStream,
283 IStream *, pStream,
284 LPITEMIDLIST *, ppPidl)
285{ WORD wLen = 0;
286 DWORD dwBytesRead;
287 HRESULT ret = E_FAIL;
288
289
290 TRACE_(shell)("%p %p\n", pStream , ppPidl);
291
292 if (*ppPidl)
293 { ODIN_SHFree(*ppPidl);
294 *ppPidl = NULL;
295 }
296
297 IStream_AddRef (pStream);
298
299 if (SUCCEEDED(IStream_Read(pStream, (LPVOID)&wLen, 2, &dwBytesRead)))
300 { *ppPidl = ODIN_SHAlloc (wLen);
301 if (SUCCEEDED(IStream_Read(pStream, *ppPidl , wLen, &dwBytesRead)))
302 { ret = S_OK;
303 }
304 else
305 { ODIN_SHFree(*ppPidl);
306 *ppPidl = NULL;
307 }
308 }
309
310 /* we are not yet fully compatible */
311 if (!pcheck(*ppPidl))
312 { ODIN_SHFree(*ppPidl);
313 *ppPidl = NULL;
314 }
315
316
317 IStream_Release (pStream);
318
319 return ret;
320}
321
322/*************************************************************************
323 * ILSaveToStream
324 *
325 * NOTES
326 * the first two bytes are the len, the pidl is following then
327 */
328ODINFUNCTION2(HRESULT, ILSaveToStream,
329 IStream *, pStream,
330 LPCITEMIDLIST, pPidl)
331{
332 LPITEMIDLIST pidl;
333 WORD wLen = 0;
334 HRESULT ret = E_FAIL;
335
336 TRACE_(shell)("%p %p\n", pStream, pPidl);
337
338 IStream_AddRef (pStream);
339
340 pidl = pPidl;
341 while (pidl->mkid.cb)
342 {
343 wLen += sizeof(WORD) + pidl->mkid.cb;
344 pidl = ODIN_ILGetNext(pidl);
345 }
346
347 if (SUCCEEDED(IStream_Write(pStream, (LPVOID)&wLen, 2, NULL)))
348 {
349 if (SUCCEEDED(IStream_Write(pStream, pPidl, wLen, NULL)))
350 { ret = S_OK;
351 }
352 }
353
354
355 IStream_Release (pStream);
356
357 return ret;
358}
359
360/*************************************************************************
361 * SHILCreateFromPath [SHELL32.28]
362 *
363 * NOTES
364 * wraper for IShellFolder::ParseDisplayName()
365 */
366ODINFUNCTION3(HRESULT, SHILCreateFromPathA,
367 LPCSTR, path,
368 LPITEMIDLIST *, ppidl,
369 DWORD *, attributes)
370{ LPSHELLFOLDER sf;
371 WCHAR lpszDisplayName[MAX_PATH];
372 DWORD pchEaten;
373 HRESULT ret = E_FAIL;
374
375 TRACE_(shell)("%s %p 0x%08lx\n",path,ppidl,attributes?*attributes:0);
376
377 if (!MultiByteToWideChar( CP_ACP, 0, path, -1, lpszDisplayName, MAX_PATH ))
378 lpszDisplayName[MAX_PATH-1] = 0;
379
380 if (SUCCEEDED (SHGetDesktopFolder(&sf)))
381 {
382 ret = IShellFolder_ParseDisplayName(sf,0, NULL,lpszDisplayName,&pchEaten,ppidl,attributes);
383 IShellFolder_Release(sf);
384 }
385 return ret;
386}
387
388
389ODINFUNCTION3(HRESULT, SHILCreateFromPathW,
390 LPCWSTR, path,
391 LPITEMIDLIST *, ppidl,
392 DWORD *, attributes)
393{ LPSHELLFOLDER sf;
394 DWORD pchEaten;
395 HRESULT ret = E_FAIL;
396
397 TRACE_(shell)("%s %p 0x%08lx\n",debugstr_w(path),ppidl,attributes?*attributes:0);
398
399 if (SUCCEEDED (SHGetDesktopFolder(&sf)))
400 {
401 ret = IShellFolder_ParseDisplayName(sf,0, NULL, (LPWSTR) path, &pchEaten, ppidl, attributes);
402 IShellFolder_Release(sf);
403 }
404 return ret;
405}
406HRESULT WINAPI SHILCreateFromPathAW (LPCVOID path, LPITEMIDLIST * ppidl, DWORD * attributes)
407{
408 if ( SHELL_OsIsUnicode())
409 return SHILCreateFromPathW (path, ppidl, attributes);
410 return SHILCreateFromPathA (path, ppidl, attributes);
411}
412
413/*************************************************************************
414 * SHCloneSpecialIDList [SHELL32.89]
415 *
416 * PARAMETERS
417 * hwndOwner [in]
418 * nFolder [in] CSIDL_xxxxx ??
419 *
420 * RETURNS
421 * pidl ??
422 * NOTES
423 * exported by ordinal
424 */
425ODINFUNCTION3(LPITEMIDLIST, SHCloneSpecialIDList,
426 HWND, hwndOwner,
427 DWORD, nFolder,
428 DWORD, x3)
429{ LPITEMIDLIST ppidl;
430 WARN_(shell)("(hwnd=0x%x,csidl=0x%lx,0x%lx):semi-stub.\n",
431 hwndOwner,nFolder,x3);
432
433 SHGetSpecialFolderLocation(hwndOwner, nFolder, &ppidl);
434
435 return ppidl;
436}
437
438/*************************************************************************
439 * ILGlobalClone [SHELL32.97]
440 *
441 */
442ODINFUNCTION1(LPITEMIDLIST, ILGlobalClone,
443 LPCITEMIDLIST, pidl)
444{ DWORD len;
445 LPITEMIDLIST newpidl;
446
447 if (!pidl)
448 return NULL;
449
450 len = ODIN_ILGetSize(pidl);
451 newpidl = (LPITEMIDLIST)pCOMCTL32_Alloc(len);
452 if (newpidl)
453 memcpy(newpidl,pidl,len);
454
455 TRACE("pidl=%p newpidl=%p\n",pidl, newpidl);
456 pdump(pidl);
457
458 return newpidl;
459}
460
461/*************************************************************************
462 * ILIsEqual [SHELL32.21]
463 *
464 */
465ODINFUNCTION2(BOOL, ILIsEqual,
466 LPCITEMIDLIST, pidl1,
467 LPCITEMIDLIST, pidl2)
468{
469 char szData1[MAX_PATH];
470 char szData2[MAX_PATH];
471
472 LPITEMIDLIST pidltemp1 = pidl1;
473 LPITEMIDLIST pidltemp2 = pidl2;
474
475 TRACE("pidl1=%p pidl2=%p\n",pidl1, pidl2);
476
477 /* explorer reads from registry directly (StreamMRU),
478 so we can only check here */
479 if ((!pcheck (pidl1)) || (!pcheck (pidl2))) return FALSE;
480
481 pdump (pidl1);
482 pdump (pidl2);
483
484 if ( (!pidl1) || (!pidl2) ) return FALSE;
485
486 while (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
487 {
488// _ILSimpleGetText(pidltemp1, szData1, MAX_PATH);
489// _ILSimpleGetText(pidltemp2, szData2, MAX_PATH);
490//
491// if (strcasecmp ( szData1, szData2 )!=0 )
492 if (_ILSimpleCompareText(pidltemp1, pidltemp2) != 0)
493 return FALSE;
494
495 pidltemp1 = ODIN_ILGetNext(pidltemp1);
496 pidltemp2 = ODIN_ILGetNext(pidltemp2);
497 }
498
499 if (!pidltemp1->mkid.cb && !pidltemp2->mkid.cb)
500 {
501 return TRUE;
502 }
503
504 return FALSE;
505}
506/*************************************************************************
507 * ILIsParent [SHELL32.23]
508 *
509 * parent=a/b child=a/b/c -> true, c is in folder a/b
510 * child=a/b/c/d -> false if bImmediate is true, d is not in folder a/b
511 * child=a/b/c/d -> true if bImmediate is false, d is in a subfolder of a/b
512 */
513ODINFUNCTION3(BOOL, ILIsParent,
514 LPCITEMIDLIST, pidlParent,
515 LPCITEMIDLIST, pidlChild,
516 BOOL, bImmediate)
517{
518 char szData1[MAX_PATH];
519 char szData2[MAX_PATH];
520
521 LPITEMIDLIST pParent = pidlParent;
522 LPITEMIDLIST pChild = pidlChild;
523
524 TRACE("%p %p %x\n", pidlParent, pidlChild, bImmediate);
525
526 while (pParent->mkid.cb && pChild->mkid.cb)
527 {
528// _ILSimpleGetText(pParent, szData1, MAX_PATH);
529// _ILSimpleGetText(pChild, szData2, MAX_PATH);
530//
531// if (strcasecmp ( szData1, szData2 )!=0 )
532 if ( _ILSimpleCompareText(pParent, pChild) != 0)
533 return FALSE;
534
535 pParent = ODIN_ILGetNext(pParent);
536 pChild = ODIN_ILGetNext(pChild);
537 }
538
539 if ( pParent->mkid.cb || ! pChild->mkid.cb) /* child shorter or has equal length to parent */
540 return FALSE;
541
542 if ( ODIN_ILGetNext(pChild)->mkid.cb && bImmediate) /* not immediate descent */
543 return FALSE;
544
545 return TRUE;
546}
547
548/*************************************************************************
549 * ILFindChild [SHELL32.24]
550 *
551 * NOTES
552 * Compares elements from pidl1 and pidl2.
553 *
554 * pidl1 is desktop pidl2
555 * pidl1 shorter pidl2 pointer to first different element of pidl2
556 * if there was at least one equal element
557 * pidl2 shorter pidl1 0
558 * pidl2 equal pidl1 pointer to last 0x00-element of pidl2
559 */
560ODINFUNCTION2(LPITEMIDLIST, ILFindChild,
561 LPCITEMIDLIST, pidl1,
562 LPCITEMIDLIST, pidl2)
563{
564 char szData1[MAX_PATH];
565 char szData2[MAX_PATH];
566
567 LPITEMIDLIST pidltemp1 = pidl1;
568 LPITEMIDLIST pidltemp2 = pidl2;
569 LPITEMIDLIST ret=NULL;
570
571 TRACE("pidl1=%p pidl2=%p\n",pidl1, pidl2);
572
573 /* explorer reads from registry directly (StreamMRU),
574 so we can only check here */
575 if ((!pcheck (pidl1)) || (!pcheck (pidl2)))
576 return FALSE;
577
578 pdump (pidl1);
579 pdump (pidl2);
580
581 if ( _ILIsDesktop(pidl1) )
582 {
583 ret = pidl2;
584 }
585 else
586 {
587 while (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
588 {
589// _ILSimpleGetText(pidltemp1, szData1, MAX_PATH);
590// _ILSimpleGetText(pidltemp2, szData2, MAX_PATH);
591//
592// if (strcasecmp(szData1,szData2))
593 if ( _ILSimpleCompareText( pidltemp1, pidltemp2 ) )
594 break;
595
596 pidltemp1 = ODIN_ILGetNext(pidltemp1);
597 pidltemp2 = ODIN_ILGetNext(pidltemp2);
598 ret = pidltemp2;
599 }
600
601 if (pidltemp1->mkid.cb)
602 {
603 ret = NULL; /* elements of pidl1 left*/
604 }
605 }
606 TRACE_(shell)("--- %p\n", ret);
607 return ret; /* pidl 1 is shorter */
608}
609
610/*************************************************************************
611 * ILCombine [SHELL32.25]
612 *
613 * NOTES
614 * Concatenates two complex idlists.
615 * The pidl is the first one, pidlsub the next one
616 * Does not destroy the passed in idlists!
617 */
618ODINFUNCTION2(LPITEMIDLIST, ILCombine,
619 LPCITEMIDLIST, pidl1,
620 LPCITEMIDLIST, pidl2)
621{
622 DWORD len1,len2;
623 LPITEMIDLIST pidlNew;
624
625
626 if(!pidl1 && !pidl2) return NULL;
627
628 pdump (pidl1);
629 pdump (pidl2);
630
631 if(!pidl1)
632 {
633 pidlNew = ODIN_ILClone(pidl2);
634 return pidlNew;
635 }
636
637 if(!pidl2)
638 {
639 pidlNew = ODIN_ILClone(pidl1);
640 return pidlNew;
641 }
642
643 len1 = ODIN_ILGetSize(pidl1)-2;
644 len2 = ODIN_ILGetSize(pidl2);
645 pidlNew = ODIN_SHAlloc(len1+len2);
646
647 if (pidlNew)
648 {
649 memcpy(pidlNew,pidl1,len1);
650 memcpy(((BYTE *)pidlNew)+len1,pidl2,len2);
651 }
652
653 /* TRACE(pidl,"--new pidl=%p\n",pidlNew);*/
654 return pidlNew;
655}
656/*************************************************************************
657 * SHGetRealIDL [SHELL32.98]
658 *
659 * NOTES
660 */
661ODINFUNCTION3(LPITEMIDLIST, SHGetRealIDL,
662 LPSHELLFOLDER, lpsf,
663 LPITEMIDLIST, pidl,
664 DWORD, z)
665{
666 dprintf(("not yet implemented"));
667
668 FIXME("sf=%p pidl=%p 0x%04lx\n",lpsf,pidl,z);
669
670 pdump (pidl);
671 return 0;
672}
673
674/*************************************************************************
675 * SHLogILFromFSIL [SHELL32.95]
676 *
677 * NOTES
678 * pild = CSIDL_DESKTOP ret = 0
679 * pild = CSIDL_DRIVES ret = 0
680 */
681ODINFUNCTION1(LPITEMIDLIST, SHLogILFromFSIL,
682 LPITEMIDLIST, pidl)
683{
684 dprintf(("not yet implemented"));
685
686 FIXME("(pidl=%p)\n",pidl);
687
688 pdump(pidl);
689
690 return 0;
691}
692
693/*************************************************************************
694 * ILGetSize [SHELL32.152]
695 * gets the byte size of an idlist including zero terminator (pidl)
696 *
697 * PARAMETERS
698 * pidl ITEMIDLIST
699 *
700 * RETURNS
701 * size of pidl
702 *
703 * NOTES
704 * exported by ordinal
705 */
706ODINFUNCTION1(DWORD, ILGetSize,
707 LPITEMIDLIST, pidl)
708{
709 LPSHITEMID si = &(pidl->mkid);
710 DWORD len=0;
711
712 // @@@PH this cannot be correct: pidl==NULL would crash!
713 if (pidl)
714 {
715 while (si->cb)
716 {
717 len += si->cb;
718 si = (LPSHITEMID)(((LPBYTE)si)+si->cb);
719 }
720 len += 2;
721 }
722 TRACE("pidl=%p size=%lu\n",pidl, len);
723 return len;
724}
725
726/*************************************************************************
727 * ODIN_ILGetNext [SHELL32.153]
728 * gets the next simple pidl of a complex pidl
729 *
730 * observed return values:
731 * null -> null
732 * desktop -> null
733 * simple pidl -> pointer to 0x0000 element
734 *
735 */
736ODINFUNCTION1(LPITEMIDLIST, ILGetNext,
737 LPITEMIDLIST, pidl)
738{
739 WORD len;
740
741 if(pidl)
742 {
743 len = pidl->mkid.cb;
744 if (len)
745 return (LPITEMIDLIST) (((LPBYTE)pidl)+len);
746 }
747 return NULL;
748}
749/*************************************************************************
750 * ILAppend [SHELL32.154]
751 *
752 * NOTES
753 * Adds the single item to the idlist indicated by pidl.
754 * if bEnd is 0, adds the item to the front of the list,
755 * otherwise adds the item to the end. (???)
756 * Destroys the passed in idlist! (???)
757 */
758ODINFUNCTION3(LPITEMIDLIST, ILAppend,
759 LPITEMIDLIST, pidl,
760 LPCITEMIDLIST, item,
761 BOOL, bEnd)
762{
763 LPITEMIDLIST idlRet;
764
765 WARN("(pidl=%p,pidl=%p,%08u)semi-stub\n",pidl,item,bEnd);
766
767 pdump (pidl);
768 pdump (item);
769
770 if (_ILIsDesktop(pidl))
771 {
772 idlRet = ODIN_ILClone(item);
773 if (pidl)
774 ODIN_SHFree (pidl);
775 return idlRet;
776 }
777
778 if (bEnd)
779 {
780 idlRet=ILCombine(pidl,item);
781 }
782 else
783 {
784 idlRet=ILCombine(item,pidl);
785 }
786
787 ODIN_SHFree(pidl);
788 return idlRet;
789}
790/*************************************************************************
791 * ILFree [SHELL32.155]
792 *
793 * NOTES
794 * free_check_ptr - frees memory (if not NULL)
795 * allocated by SHMalloc allocator
796 * exported by ordinal
797 */
798ODINFUNCTION1(DWORD, ILFree,
799 LPITEMIDLIST, pidl)
800{
801 if(!pidl)
802 return FALSE;
803 ODIN_SHFree(pidl);
804 return TRUE;
805}
806/*************************************************************************
807 * ILGlobalFree [SHELL32.156]
808 *
809 */
810ODINPROCEDURE1(ILGlobalFree,
811 LPCITEMIDLIST, pidl)
812{
813 TRACE("%p\n",pidl);
814
815 if(!pidl) return;
816 pCOMCTL32_Free(pidl);
817}
818/*************************************************************************
819 * ILCreateFromPath [SHELL32.157]
820 *
821 */
822ODINFUNCTION1(LPITEMIDLIST, ILCreateFromPathA,
823 LPCSTR, path)
824{
825 LPITEMIDLIST pidlnew;
826 DWORD attributes = 0;
827
828 TRACE_(shell)("%s\n",path);
829
830 if (SUCCEEDED (SHILCreateFromPathA (path, &pidlnew, &attributes)))
831 return pidlnew;
832 return FALSE;
833}
834
835
836ODINFUNCTION1(LPITEMIDLIST, ILCreateFromPathW,
837 LPCWSTR, path)
838{
839 LPITEMIDLIST pidlnew;
840 DWORD attributes = 0;
841
842 TRACE_(shell)("%s\n",debugstr_w(path));
843
844 if (SUCCEEDED (SHILCreateFromPathW (path, &pidlnew, &attributes)))
845 return pidlnew;
846 return FALSE;
847}
848LPITEMIDLIST WINAPI ILCreateFromPathAW (LPCVOID path)
849{
850 if ( SHELL_OsIsUnicode())
851 return ILCreateFromPathW (path);
852 return ILCreateFromPathA (path);
853}
854/*************************************************************************
855 * SHSimpleIDListFromPath [SHELL32.162]
856 */
857ODINFUNCTION1(LPITEMIDLIST, SHSimpleIDListFromPathA,
858 LPCSTR, lpszPath)
859{
860 LPITEMIDLIST pidl=NULL;
861 HANDLE hFile;
862 WIN32_FIND_DATAA stffile;
863
864 TRACE("path=%s\n", lpszPath);
865
866 if (!lpszPath) return NULL;
867
868 hFile = FindFirstFileA(lpszPath, &stffile);
869
870 if ( hFile != INVALID_HANDLE_VALUE )
871 {
872 if (stffile.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
873 {
874 pidl = _ILCreateFolder (&stffile);
875 }
876 else
877 {
878 pidl = _ILCreateValue (&stffile);
879 }
880 FindClose (hFile);
881 }
882 return pidl;
883}
884
885
886ODINFUNCTION1(LPITEMIDLIST, SHSimpleIDListFromPathW,
887 LPCWSTR, lpszPath)
888{
889 char lpszTemp[MAX_PATH];
890 TRACE("path=%s\n",debugstr_w(lpszPath));
891
892 if (!WideCharToMultiByte( CP_ACP, 0, lpszPath, -1, lpszTemp, sizeof(lpszTemp), NULL, NULL ))
893 lpszTemp[sizeof(lpszTemp)-1] = 0;
894
895 return SHSimpleIDListFromPathA (lpszTemp);
896}
897
898LPITEMIDLIST WINAPI SHSimpleIDListFromPathAW (LPCVOID lpszPath)
899{
900 if ( SHELL_OsIsUnicode())
901 return SHSimpleIDListFromPathW (lpszPath);
902 return SHSimpleIDListFromPathA (lpszPath);
903}
904
905/*************************************************************************
906 * SHGetSpecialFolderLocation [SHELL32.223]
907 *
908 * gets the folder locations from the registry and creates a pidl
909 * creates missing reg keys and directorys
910 *
911 * PARAMS
912 * hwndOwner [I]
913 * nFolder [I] CSIDL_xxxxx
914 * ppidl [O] PIDL of a special folder
915 *
916 */
917ODINFUNCTION3(HRESULT, SHGetSpecialFolderLocation,
918 HWND, hwndOwner,
919 INT, nFolder,
920 LPITEMIDLIST *, ppidl)
921{
922 CHAR szPath[MAX_PATH];
923 HRESULT hr = E_INVALIDARG;
924
925 TRACE_(shell)("(%04x,0x%x,%p)\n", hwndOwner,nFolder,ppidl);
926
927 if (ppidl)
928 {
929 *ppidl = NULL;
930 switch (nFolder)
931 {
932 case CSIDL_DESKTOP:
933 *ppidl = _ILCreateDesktop();
934 break;
935
936 case CSIDL_DRIVES:
937 *ppidl = _ILCreateMyComputer();
938 break;
939
940 case CSIDL_NETWORK:
941 *ppidl = _ILCreateNetwork ();
942 break;
943
944 case CSIDL_CONTROLS:
945 *ppidl = _ILCreateControl ();
946 break;
947
948 case CSIDL_PRINTERS:
949 *ppidl = _ILCreatePrinter ();
950 break;
951
952 case CSIDL_BITBUCKET:
953 *ppidl = _ILCreateBitBucket ();
954 break;
955
956 default:
957 if (SHGetSpecialFolderPathA(hwndOwner, szPath, nFolder, TRUE))
958 {
959 DWORD attributes=0;
960 TRACE_(shell)("Value=%s\n",szPath);
961 hr = SHILCreateFromPathA(szPath, ppidl, &attributes);
962 }
963 }
964 if(*ppidl) hr = NOERROR;
965 }
966
967 TRACE_(shell)("-- (new pidl %p)\n",*ppidl);
968 return hr;
969}
970
971/*************************************************************************
972 * SHGetFolderLocation [SHELL32]
973 *
974 * NOTES
975 * the pidl can be a simple one. since we cant get the path out of the pidl
976 * we have to take all data from the pidl
977 */
978ODINFUNCTION5(HRESULT, SHGetFolderLocation,
979 HWND, hwnd,
980 int, csidl,
981 HANDLE, hToken,
982 DWORD, dwFlags,
983 LPITEMIDLIST *, ppidl)
984{
985 FIXME("0x%04x 0x%08x 0x%08x 0x%08lx %p\n",
986 hwnd, csidl, hToken, dwFlags, ppidl);
987 return SHGetSpecialFolderLocation(hwnd, csidl, ppidl);
988}
989
990/*************************************************************************
991 * SHGetDataFromIDListA [SHELL32.247]
992 *
993 * NOTES
994 * the pidl can be a simple one. since we cant get the path out of the pidl
995 * we have to take all data from the pidl
996 */
997ODINFUNCTION5(HRESULT, SHGetDataFromIDListA,
998 LPSHELLFOLDER, psf,
999 LPCITEMIDLIST, pidl,
1000 int, nFormat,
1001 LPVOID, dest,
1002 int, len)
1003{
1004 TRACE_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
1005
1006 pdump(pidl);
1007 if (!psf || !dest ) return E_INVALIDARG;
1008
1009 switch (nFormat)
1010 {
1011 case SHGDFIL_FINDDATA:
1012 {
1013 WIN32_FIND_DATAA * pfd = dest;
1014
1015 if ( len < sizeof (WIN32_FIND_DATAA)) return E_INVALIDARG;
1016
1017 ZeroMemory(pfd, sizeof (WIN32_FIND_DATAA));
1018 _ILGetFileDateTime( pidl, &(pfd->ftLastWriteTime));
1019 pfd->dwFileAttributes = _ILGetFileAttributes(pidl, NULL, 0);
1020 pfd->nFileSizeLow = _ILGetFileSize ( pidl, NULL, 0);
1021 lstrcpynA(pfd->cFileName,_ILGetTextPointer(pidl), MAX_PATH);
1022 lstrcpynA(pfd->cAlternateFileName,_ILGetSTextPointer(pidl), 14);
1023 }
1024 return NOERROR;
1025
1026 case SHGDFIL_NETRESOURCE:
1027 case SHGDFIL_DESCRIPTIONID:
1028 FIXME_(shell)("SHGDFIL %i stub\n", nFormat);
1029 break;
1030
1031 default:
1032 ERR_(shell)("Unknown SHGDFIL %i, please report\n", nFormat);
1033 }
1034
1035 return E_INVALIDARG;
1036}
1037/*************************************************************************
1038 * SHGetDataFromIDListW [SHELL32.247]
1039 *
1040 */
1041ODINFUNCTION5(HRESULT, SHGetDataFromIDListW,
1042 LPSHELLFOLDER, psf,
1043 LPCITEMIDLIST, pidl,
1044 int, nFormat,
1045 LPVOID, dest,
1046 int, len)
1047{
1048 TRACE_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
1049
1050 pdump(pidl);
1051
1052 if (! psf || !dest ) return E_INVALIDARG;
1053
1054 switch (nFormat)
1055 {
1056 case SHGDFIL_FINDDATA:
1057 {
1058 WIN32_FIND_DATAW * pfd = dest;
1059
1060 if ( len < sizeof (WIN32_FIND_DATAW)) return E_INVALIDARG;
1061
1062 ZeroMemory(pfd, sizeof (WIN32_FIND_DATAA));
1063 _ILGetFileDateTime( pidl, &(pfd->ftLastWriteTime));
1064 pfd->dwFileAttributes = _ILGetFileAttributes(pidl, NULL, 0);
1065 pfd->nFileSizeLow = _ILGetFileSize ( pidl, NULL, 0);
1066 if (!MultiByteToWideChar( CP_ACP, 0, _ILGetTextPointer(pidl), -1,
1067 pfd->cFileName, MAX_PATH ))
1068 pfd->cFileName[MAX_PATH-1] = 0;
1069 if (!MultiByteToWideChar( CP_ACP, 0, _ILGetSTextPointer(pidl), -1,
1070 pfd->cAlternateFileName, 14 ))
1071 pfd->cFileName[13] = 0;
1072 }
1073 return NOERROR;
1074 case SHGDFIL_NETRESOURCE:
1075 case SHGDFIL_DESCRIPTIONID:
1076 FIXME_(shell)("SHGDFIL %i stub\n", nFormat);
1077 break;
1078
1079 default:
1080 ERR_(shell)("Unknown SHGDFIL %i, please report\n", nFormat);
1081 }
1082
1083 return E_INVALIDARG;
1084}
1085
1086/*************************************************************************
1087 * SHGetPathFromIDListA [SHELL32.261][NT 4.0: SHELL32.220]
1088 *
1089 * PARAMETERS
1090 * pidl, [IN] pidl
1091 * pszPath [OUT] path
1092 *
1093 * RETURNS
1094 * path from a passed PIDL.
1095 *
1096 * NOTES
1097 * NULL returns FALSE
1098 * desktop pidl gives path to desktopdirectory back
1099 * special pidls returning FALSE
1100 *
1101 * FIXME
1102 * fnGetDisplayNameOf can return different types of OLEString
1103 */
1104ODINFUNCTION2(BOOL, SHGetPathFromIDListA,
1105 LPCITEMIDLIST, pidl,
1106 LPSTR, pszPath)
1107{ STRRET str;
1108 LPSHELLFOLDER shellfolder;
1109
1110 TRACE_(shell)("(pidl=%p,%p)\n",pidl,pszPath);
1111
1112 if (!pidl) return FALSE;
1113
1114 pdump(pidl);
1115
1116 if(_ILIsDesktop(pidl))
1117 {
1118 SHGetSpecialFolderPathA(0, pszPath, CSIDL_DESKTOPDIRECTORY, FALSE);
1119 }
1120 else if (_ILIsSpecialFolder(ILFindLastID(pidl)))
1121 {
1122 /* we are somewhere in a special folder */
1123 return FALSE;
1124 }
1125 else
1126 {
1127 if (SHGetDesktopFolder(&shellfolder)==S_OK)
1128 {
1129 IShellFolder_GetDisplayNameOf(shellfolder,pidl,SHGDN_FORPARSING,&str);
1130 StrRetToStrNA (pszPath, MAX_PATH, &str, pidl);
1131 IShellFolder_Release(shellfolder);
1132 }
1133 }
1134 TRACE_(shell)("-- (%s)\n",pszPath);
1135
1136 return TRUE;
1137}
1138/*************************************************************************
1139 * SHGetPathFromIDListW [SHELL32.262]
1140 */
1141ODINFUNCTION2(BOOL, SHGetPathFromIDListW,
1142 LPCITEMIDLIST, pidl,
1143 LPWSTR, pszPath)
1144{ char sTemp[MAX_PATH];
1145
1146 TRACE_(shell)("(pidl=%p)\n", pidl);
1147
1148 SHGetPathFromIDListA (pidl, sTemp);
1149 MultiByteToWideChar( CP_ACP, 0, sTemp, -1, pszPath, MAX_PATH );
1150
1151 TRACE_(shell)("-- (%s)\n",debugstr_w(pszPath));
1152
1153 return TRUE;
1154}
1155
1156/*************************************************************************
1157 * SHBindToParent [shell version 5.0]
1158 */
1159ODINFUNCTION4(HRESULT, SHBindToParent,
1160 LPCITEMIDLIST, pidl,
1161 REFIID, riid,
1162 LPVOID *,ppv,
1163 LPCITEMIDLIST *,ppidlLast)
1164{
1165 IShellFolder * psf;
1166 LPITEMIDLIST pidlChild, pidlParent;
1167 HRESULT hr=E_FAIL;
1168
1169 TRACE_(shell)("pidl=%p\n", pidl);
1170 pdump(pidl);
1171
1172 *ppv = NULL;
1173 if (ppidlLast) *ppidlLast = NULL;
1174
1175 if (_ILIsPidlSimple(pidl))
1176 {
1177 /* we are on desktop level */
1178 if (ppidlLast)
1179 *ppidlLast = ODIN_ILClone(pidl);
1180 hr = SHGetDesktopFolder((IShellFolder**)ppv);
1181 }
1182 else
1183 {
1184 pidlChild = ODIN_ILClone(ILFindLastID(pidl));
1185 pidlParent = ODIN_ILClone(pidl);
1186 ILRemoveLastID(pidlParent);
1187
1188 hr = SHGetDesktopFolder(&psf);
1189
1190 if (SUCCEEDED(hr))
1191 hr = IShellFolder_BindToObject(psf, pidlParent, NULL, riid, ppv);
1192
1193 if (SUCCEEDED(hr) && ppidlLast)
1194 *ppidlLast = pidlChild;
1195 else
1196 ILFree (pidlChild);
1197
1198 ODIN_SHFree (pidlParent);
1199 if (psf) IShellFolder_Release(psf);
1200 }
1201
1202
1203 TRACE_(shell)("-- psf=%p pidl=%p ret=0x%08lx\n", *ppv, (ppidlLast)?*ppidlLast:NULL, hr);
1204 return hr;
1205}
1206
1207/*************************************************************************
1208 * SHGetPathFromIDListAW [SHELL32.221][NT 4.0: SHELL32.219]
1209 */
1210ODINFUNCTION2(BOOL, SHGetPathFromIDListAW,
1211 LPCITEMIDLIST, pidl,
1212 LPVOID, pszPath)
1213{
1214 TRACE_(shell)("(pidl=%p,%p)\n",pidl,pszPath);
1215
1216 if (SHELL_OsIsUnicode())
1217 return SHGetPathFromIDListW(pidl,pszPath);
1218 return SHGetPathFromIDListA(pidl,pszPath);
1219}
1220
1221/**************************************************************************
1222 *
1223 * internal functions
1224 *
1225 * ### 1. section creating pidls ###
1226 *
1227 *************************************************************************
1228 * _ILCreateDesktop()
1229 * _ILCreateIExplore()
1230 * _ILCreateMyComputer()
1231 * _ILCreateDrive()
1232 * _ILCreateFolder()
1233 * _ILCreateValue()
1234 */
1235LPITEMIDLIST _ILCreateDesktop()
1236{ TRACE("()\n");
1237 return _ILCreate(PT_DESKTOP, NULL, 0);
1238}
1239
1240LPITEMIDLIST _ILCreateMyComputer()
1241{ TRACE("()\n");
1242 return _ILCreate(PT_MYCOMP, &CLSID_MyComputer, sizeof(GUID));
1243}
1244
1245LPITEMIDLIST _ILCreateIExplore()
1246{ TRACE("()\n");
1247 return _ILCreate(PT_MYCOMP, &CLSID_Internet, sizeof(GUID));
1248}
1249
1250LPITEMIDLIST _ILCreateControl()
1251{ TRACE("()\n");
1252 return _ILCreate(PT_SPECIAL, &CLSID_ControlPanel, sizeof(GUID));
1253}
1254
1255LPITEMIDLIST _ILCreatePrinter()
1256{ TRACE("()\n");
1257 return _ILCreate(PT_SPECIAL, &CLSID_Printers, sizeof(GUID));
1258}
1259
1260LPITEMIDLIST _ILCreateNetwork()
1261{ TRACE("()\n");
1262 return _ILCreate(PT_MYCOMP, &CLSID_NetworkPlaces, sizeof(GUID));
1263}
1264
1265LPITEMIDLIST _ILCreateBitBucket()
1266{ TRACE("()\n");
1267 return _ILCreate(PT_MYCOMP, &CLSID_RecycleBin, sizeof(GUID));
1268}
1269
1270LPITEMIDLIST _ILCreateDrive( LPCSTR lpszNew)
1271{ char sTemp[4];
1272 lstrcpynA (sTemp,lpszNew,4);
1273 sTemp[2]='\\';
1274 sTemp[3]=0x00;
1275 TRACE("(%s)\n",sTemp);
1276 return _ILCreate(PT_DRIVE,(LPVOID)&sTemp[0],4);
1277}
1278
1279LPITEMIDLIST _ILCreateFolder( WIN32_FIND_DATAA * stffile )
1280{
1281 char buff[MAX_PATH + 14 +1]; /* see WIN32_FIND_DATA */
1282 char * pbuff = buff;
1283 ULONG len, len1;
1284 LPITEMIDLIST pidl;
1285
1286 TRACE("(%s, %s)\n",stffile->cAlternateFileName, stffile->cFileName);
1287
1288 /* prepare buffer with both names */
1289 len = strlen (stffile->cFileName) + 1;
1290 memcpy (pbuff, stffile->cFileName, len);
1291 pbuff += len;
1292
1293 if (stffile->cAlternateFileName)
1294 {
1295 len1 = strlen (stffile->cAlternateFileName)+1;
1296 memcpy (pbuff, stffile->cAlternateFileName, len1);
1297 }
1298 else
1299 {
1300 len1 = 1;
1301 *pbuff = 0x00;
1302 }
1303
1304 pidl = _ILCreate(PT_FOLDER, (LPVOID)buff, len + len1);
1305
1306 /* set attributes */
1307 if (pidl)
1308 {
1309 LPPIDLDATA pData;
1310 pData = _ILGetDataPointer(pidl);
1311 FileTimeToDosDateTime(&(stffile->ftLastWriteTime),&pData->u.folder.uFileDate,&pData->u.folder.uFileTime);
1312 pData->u.folder.dwFileSize = stffile->nFileSizeLow;
1313 pData->u.folder.uFileAttribs=stffile->dwFileAttributes;
1314 }
1315
1316 return pidl;
1317}
1318
1319LPITEMIDLIST _ILCreateValue(WIN32_FIND_DATAA * stffile)
1320{
1321 char buff[MAX_PATH + 14 +1]; /* see WIN32_FIND_DATA */
1322 char * pbuff = buff;
1323 ULONG len, len1;
1324 LPITEMIDLIST pidl;
1325
1326 TRACE("(%s, %s)\n",stffile->cAlternateFileName, stffile->cFileName);
1327
1328 /* prepare buffer with both names */
1329 len = strlen (stffile->cFileName) + 1;
1330 memcpy (pbuff, stffile->cFileName, len);
1331 pbuff += len;
1332
1333 if (stffile->cAlternateFileName)
1334 {
1335 len1 = strlen (stffile->cAlternateFileName)+1;
1336 memcpy (pbuff, stffile->cAlternateFileName, len1);
1337 }
1338 else
1339 {
1340 len1 = 1;
1341 *pbuff = 0x00;
1342 }
1343
1344 pidl = _ILCreate(PT_VALUE, (LPVOID)buff, len + len1);
1345
1346 /* set attributes */
1347 if (pidl)
1348 {
1349 LPPIDLDATA pData;
1350 pData = _ILGetDataPointer(pidl);
1351 FileTimeToDosDateTime(&(stffile->ftLastWriteTime),&pData->u.folder.uFileDate,&pData->u.folder.uFileTime);
1352 pData->u.folder.dwFileSize = stffile->nFileSizeLow;
1353 pData->u.folder.uFileAttribs=stffile->dwFileAttributes;
1354 }
1355
1356 return pidl;
1357}
1358
1359LPITEMIDLIST _ILCreateSpecial(LPCSTR szGUID)
1360{
1361 IID iid;
1362 WCHAR buffer[40];
1363
1364 if (!MultiByteToWideChar( CP_ACP, 0, szGUID, -1, buffer, sizeof(buffer)/sizeof(WCHAR) ))
1365 return NULL;
1366 CLSIDFromString( buffer, &iid );
1367 return _ILCreate(PT_MYCOMP, &iid, sizeof(IID));
1368}
1369
1370/**************************************************************************
1371 * _ILCreate()
1372 * Creates a new PIDL
1373 * type = PT_DESKTOP | PT_DRIVE | PT_FOLDER | PT_VALUE
1374 * pIn = data
1375 * uInSize = size of data (raw)
1376 */
1377
1378LPITEMIDLIST _ILCreate(PIDLTYPE type, LPCVOID pIn, UINT uInSize)
1379{
1380 LPITEMIDLIST pidlOut = NULL, pidlTemp = NULL;
1381 LPPIDLDATA pData;
1382 UINT uSize = 0;
1383 LPSTR pszDest;
1384
1385 TRACE("(0x%02x %p %i)\n",type,pIn,uInSize);
1386
1387 switch (type)
1388 {
1389 case PT_DESKTOP:
1390 uSize = 0;
1391 break;
1392 case PT_SPECIAL:
1393 case PT_MYCOMP:
1394 uSize = 2 + 2 + sizeof(GUID);
1395 break;
1396 case PT_DRIVE:
1397 uSize = 2 + 23;
1398 break;
1399 case PT_FOLDER:
1400 case PT_VALUE:
1401 uSize = 2 + 12 + uInSize;
1402 break;
1403 default:
1404 FIXME("can't create type: 0x%08x\n",type);
1405 return NULL;
1406 }
1407
1408 if(!(pidlOut = ODIN_SHAlloc(uSize + 2))) return NULL;
1409 ZeroMemory(pidlOut, uSize + 2);
1410 pidlOut->mkid.cb = uSize;
1411
1412 switch (type)
1413 {
1414 case PT_DESKTOP:
1415 TRACE("- create Desktop\n");
1416 break;
1417
1418 case PT_SPECIAL:
1419 case PT_MYCOMP:
1420 pData =_ILGetDataPointer(pidlOut);
1421 pData->type = type;
1422 memcpy(&(pData->u.mycomp.guid), pIn, uInSize);
1423 TRACE("- create GUID-pidl\n");
1424 break;
1425
1426 case PT_DRIVE:
1427 pData =_ILGetDataPointer(pidlOut);
1428 pData->type = type;
1429 pszDest = _ILGetTextPointer(pidlOut);
1430 memcpy(pszDest, pIn, uInSize);
1431 TRACE("- create Drive: %s\n",debugstr_a(pszDest));
1432 break;
1433
1434 case PT_FOLDER:
1435 case PT_VALUE:
1436 pData =_ILGetDataPointer(pidlOut);
1437 pData->type = type;
1438 pszDest = _ILGetTextPointer(pidlOut);
1439 memcpy(pszDest, pIn, uInSize);
1440 TRACE("- create Value: %s\n",debugstr_a(pszDest));
1441 break;
1442 }
1443
1444 pidlTemp = ODIN_ILGetNext(pidlOut);
1445 if (pidlTemp)
1446 pidlTemp->mkid.cb = 0x00;
1447
1448 TRACE("-- (pidl=%p, size=%u)\n", pidlOut, uSize);
1449 return pidlOut;
1450}
1451
1452/**************************************************************************
1453 * _ILGetDrive()
1454 *
1455 * Gets the text for the drive eg. 'c:\'
1456 *
1457 * RETURNS
1458 * strlen (lpszText)
1459 */
1460DWORD _ILGetDrive(LPCITEMIDLIST pidl,LPSTR pOut, UINT uSize)
1461{ TRACE("(%p,%p,%u)\n",pidl,pOut,uSize);
1462
1463 if(_ILIsMyComputer(pidl))
1464 pidl = ODIN_ILGetNext(pidl);
1465
1466 if (pidl && _ILIsDrive(pidl))
1467 return _ILSimpleGetText(pidl, pOut, uSize);
1468
1469 return 0;
1470}
1471
1472/**************************************************************************
1473 *
1474 * ### 2. section testing pidls ###
1475 *
1476 **************************************************************************
1477 * _ILIsDesktop()
1478 * _ILIsMyComputer()
1479 * _ILIsSpecialFolder()
1480 * _ILIsDrive()
1481 * _ILIsFolder()
1482 * _ILIsValue()
1483 * _ILIsPidlSimple()
1484 */
1485BOOL _ILIsDesktop(LPCITEMIDLIST pidl)
1486{ TRACE("(%p)\n",pidl);
1487 return ( !pidl || (pidl && pidl->mkid.cb == 0x00) );
1488}
1489
1490BOOL _ILIsMyComputer(LPCITEMIDLIST pidl)
1491{
1492 REFIID iid = _ILGetGUIDPointer(pidl);
1493
1494 TRACE("(%p)\n",pidl);
1495
1496 if (iid)
1497 return IsEqualIID(iid, &CLSID_MyComputer);
1498 return FALSE;
1499}
1500
1501BOOL _ILIsSpecialFolder (LPCITEMIDLIST pidl)
1502{
1503 LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1504 TRACE("(%p)\n",pidl);
1505 return (pidl && ( (lpPData && (PT_MYCOMP== lpPData->type || PT_SPECIAL== lpPData->type)) ||
1506 (pidl && pidl->mkid.cb == 0x00)
1507 ));
1508}
1509
1510BOOL _ILIsDrive(LPCITEMIDLIST pidl)
1511{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1512 TRACE("(%p)\n",pidl);
1513 return (pidl && lpPData && (PT_DRIVE == lpPData->type ||
1514 PT_DRIVE1 == lpPData->type ||
1515 PT_DRIVE2 == lpPData->type ||
1516 PT_DRIVE3 == lpPData->type));
1517}
1518
1519BOOL _ILIsFolder(LPCITEMIDLIST pidl)
1520{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1521 TRACE("(%p)\n",pidl);
1522 return (pidl && lpPData && (PT_FOLDER == lpPData->type || PT_FOLDER1 == lpPData->type));
1523}
1524
1525BOOL _ILIsValue(LPCITEMIDLIST pidl)
1526{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1527 TRACE("(%p)\n",pidl);
1528 return (pidl && lpPData && PT_VALUE == lpPData->type);
1529}
1530
1531/**************************************************************************
1532 * _ILIsPidlSimple
1533 */
1534BOOL _ILIsPidlSimple ( LPCITEMIDLIST pidl)
1535{
1536 BOOL ret = TRUE;
1537
1538 if(! _ILIsDesktop(pidl)) /* pidl=NULL or mkid.cb=0 */
1539 {
1540 WORD len = pidl->mkid.cb;
1541 LPCITEMIDLIST pidlnext = (LPCITEMIDLIST) (((LPBYTE)pidl) + len );
1542 if (pidlnext->mkid.cb)
1543 ret = FALSE;
1544 }
1545
1546 TRACE("%s\n", ret ? "Yes" : "No");
1547 return ret;
1548}
1549
1550/**************************************************************************
1551 *
1552 * ### 3. section getting values from pidls ###
1553 */
1554
1555 /**************************************************************************
1556 * _ILSimpleGetText
1557 *
1558 * gets the text for the first item in the pidl (eg. simple pidl)
1559 *
1560 * returns the length of the string
1561 */
1562DWORD _ILSimpleGetText (LPCITEMIDLIST pidl, LPSTR szOut, UINT uOutSize)
1563{
1564 DWORD dwReturn=0;
1565 LPSTR szSrc;
1566 GUID const * riid;
1567 char szTemp[MAX_PATH];
1568
1569 TRACE("(%p %p %x)\n",pidl,szOut,uOutSize);
1570
1571 if (!pidl) return 0;
1572
1573 if (szOut)
1574 *szOut = 0;
1575
1576 if (_ILIsDesktop(pidl))
1577 {
1578 /* desktop */
1579 if (HCR_GetClassName(&CLSID_ShellDesktop, szTemp, MAX_PATH))
1580 {
1581 if (szOut)
1582 lstrcpynA(szOut, szTemp, uOutSize);
1583
1584 dwReturn = strlen (szTemp);
1585 }
1586 }
1587 else if (( szSrc = _ILGetTextPointer(pidl) ))
1588 {
1589 /* filesystem */
1590 if (szOut)
1591 lstrcpynA(szOut, szSrc, uOutSize);
1592
1593 dwReturn = strlen(szSrc);
1594 }
1595 else if (( riid = _ILGetGUIDPointer(pidl) ))
1596 {
1597 /* special folder */
1598 if ( HCR_GetClassName(riid, szTemp, MAX_PATH) )
1599 {
1600 if (szOut)
1601 lstrcpynA(szOut, szTemp, uOutSize);
1602
1603 dwReturn = strlen (szTemp);
1604 }
1605 }
1606 else
1607 {
1608 ERR("-- no text\n");
1609 }
1610
1611 TRACE("-- (%p=%s 0x%08lx)\n",szOut,(char*)szOut,dwReturn);
1612 return dwReturn;
1613}
1614
1615
1616 /**************************************************************************
1617 * _ILSimpleCompareText
1618 *
1619 * gets the text for the first item in the pidl (eg. simple pidl)
1620 * and compares it with the text for the second pidl
1621 *
1622 * returns the length of the string
1623 */
1624int _ILSimpleCompareText (LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
1625{
1626 LPSTR lpText1;
1627 LPSTR lpText2;
1628
1629 char szTemp1[MAX_PATH];
1630 char szTemp2[MAX_PATH];
1631 GUID const * riid;
1632
1633
1634 if (!pidl1 && !pidl2)
1635 return 0;
1636
1637 if (!pidl1 && pidl2)
1638 return -1;
1639
1640 if (pidl1 && !pidl2)
1641 return 1;
1642
1643
1644 // -------------
1645 // examine pidl1
1646 // -------------
1647 if (_ILIsDesktop(pidl1))
1648 {
1649 HCR_GetClassName(&CLSID_ShellDesktop, szTemp1, MAX_PATH);
1650 lpText1 = szTemp1;
1651 }
1652 else
1653 if ( lpText1 = _ILGetTextPointer(pidl1) )
1654 {
1655 // OK, nice to have a valid pointer :)
1656 }
1657 else
1658 if ( riid = _ILGetGUIDPointer(pidl1) )
1659 {
1660 /* special folder */
1661 HCR_GetClassName(riid, szTemp1, MAX_PATH);
1662 lpText1 = szTemp1;
1663 }
1664 else
1665 lpText1 = "undetermined";
1666
1667 // -------------
1668 // examine pidl2
1669 // -------------
1670 if (_ILIsDesktop(pidl2))
1671 {
1672 HCR_GetClassName(&CLSID_ShellDesktop, szTemp2, MAX_PATH);
1673 lpText2 = szTemp2;
1674 }
1675 else
1676 if ( lpText2 = _ILGetTextPointer(pidl2) )
1677 {
1678 // OK, nice to have a valid pointer :)
1679 }
1680 else
1681 if ( riid = _ILGetGUIDPointer(pidl2) )
1682 {
1683 /* special folder */
1684 HCR_GetClassName(riid, szTemp2, MAX_PATH);
1685 lpText2 = szTemp2;
1686 }
1687 else
1688 lpText2 = "undetermined";
1689
1690
1691 // now finally compare the texts
1692 return strcasecmp(lpText1, lpText2);
1693}
1694
1695
1696/**************************************************************************
1697 *
1698 * ### 4. getting pointers to parts of pidls ###
1699 *
1700 **************************************************************************
1701 * _ILGetDataPointer()
1702 */
1703LPPIDLDATA _ILGetDataPointer(LPITEMIDLIST pidl)
1704{
1705 if(pidl && pidl->mkid.cb != 0x00)
1706 return (LPPIDLDATA) &(pidl->mkid.abID);
1707 return NULL;
1708}
1709
1710/**************************************************************************
1711 * _ILGetTextPointer()
1712 * gets a pointer to the long filename string stored in the pidl
1713 */
1714LPSTR _ILGetTextPointer(LPCITEMIDLIST pidl)
1715{/* TRACE(pidl,"(pidl%p)\n", pidl);*/
1716
1717 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1718
1719 if (pdata)
1720 {
1721 switch (pdata->type)
1722 {
1723 case PT_MYCOMP:
1724 case PT_SPECIAL:
1725 return NULL;
1726
1727 case PT_DRIVE:
1728 case PT_DRIVE1:
1729 case PT_DRIVE2:
1730 case PT_DRIVE3:
1731 return (LPSTR)&(pdata->u.drive.szDriveName);
1732
1733 case PT_FOLDER:
1734 case PT_FOLDER1:
1735 case PT_VALUE:
1736 case PT_IESPECIAL1:
1737 case PT_IESPECIAL2:
1738 return (LPSTR)&(pdata->u.file.szNames);
1739
1740 case PT_WORKGRP:
1741 case PT_COMP:
1742 case PT_NETWORK:
1743 case PT_SHARE:
1744 return (LPSTR)&(pdata->u.network.szNames);
1745 }
1746 }
1747 return NULL;
1748}
1749
1750/**************************************************************************
1751 * _ILGetSTextPointer()
1752 * gets a pointer to the short filename string stored in the pidl
1753 */
1754LPSTR _ILGetSTextPointer(LPCITEMIDLIST pidl)
1755{/* TRACE(pidl,"(pidl%p)\n", pidl);*/
1756
1757 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1758
1759 if (pdata)
1760 {
1761 switch (pdata->type)
1762 {
1763 case PT_FOLDER:
1764 case PT_VALUE:
1765 case PT_IESPECIAL1:
1766 case PT_IESPECIAL2:
1767 return (LPSTR)(pdata->u.file.szNames + strlen (pdata->u.file.szNames) + 1);
1768
1769 case PT_WORKGRP:
1770 return (LPSTR)(pdata->u.network.szNames + strlen (pdata->u.network.szNames) + 1);
1771 }
1772 }
1773 return NULL;
1774}
1775
1776/**************************************************************************
1777 * _ILGetGUIDPointer()
1778 *
1779 * returns reference to guid stored in some pidls
1780 */
1781REFIID _ILGetGUIDPointer(LPCITEMIDLIST pidl)
1782{
1783 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1784
1785 if (pdata)
1786 {
1787 switch (pdata->type)
1788 {
1789 case PT_SPECIAL:
1790 case PT_MYCOMP:
1791 return (REFIID) &(pdata->u.mycomp.guid);
1792 }
1793 }
1794 return NULL;
1795}
1796
1797/*************************************************************************
1798 * _ILGetFileDateTime
1799 *
1800 * Given the ItemIdList, get the FileTime
1801 *
1802 * PARAMS
1803 * pidl [I] The ItemIDList
1804 * pFt [I] the resulted FILETIME of the file
1805 *
1806 * RETURNS
1807 * True if Successful
1808 *
1809 * NOTES
1810 *
1811 */
1812BOOL _ILGetFileDateTime(LPCITEMIDLIST pidl, FILETIME *pFt)
1813{
1814 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1815
1816 if(! pdata) return FALSE;
1817
1818 switch (pdata->type)
1819 {
1820 case PT_FOLDER:
1821 DosDateTimeToFileTime(pdata->u.folder.uFileDate, pdata->u.folder.uFileTime, pFt);
1822 break;
1823 case PT_VALUE:
1824 DosDateTimeToFileTime(pdata->u.file.uFileDate, pdata->u.file.uFileTime, pFt);
1825 break;
1826 default:
1827 return FALSE;
1828 }
1829 return TRUE;
1830}
1831
1832BOOL _ILGetFileDate (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1833{
1834 FILETIME ft,lft;
1835 SYSTEMTIME time;
1836
1837 if (! _ILGetFileDateTime( pidl, &ft )) return FALSE;
1838
1839 FileTimeToLocalFileTime(&ft, &lft);
1840 FileTimeToSystemTime (&lft, &time);
1841 return GetDateFormatA(LOCALE_USER_DEFAULT,DATE_SHORTDATE,&time, NULL, pOut, uOutSize);
1842}
1843
1844/*************************************************************************
1845 * _ILGetFileSize
1846 *
1847 * Given the ItemIdList, get the FileSize
1848 *
1849 * PARAMS
1850 * pidl [I] The ItemIDList
1851 * pOut [I] The buffer to save the result
1852 * uOutsize [I] The size of the buffer
1853 *
1854 * RETURNS
1855 * The FileSize
1856 *
1857 * NOTES
1858 * pOut can be null when no string is needed
1859 *
1860 */
1861DWORD _ILGetFileSize (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1862{
1863 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1864 DWORD dwSize;
1865
1866 if(! pdata) return 0;
1867
1868 switch (pdata->type)
1869 {
1870 case PT_VALUE:
1871 dwSize = pdata->u.file.dwFileSize;
1872 if (pOut) StrFormatByteSizeA(dwSize, pOut, uOutSize);
1873 return dwSize;
1874 }
1875 if (pOut) *pOut = 0x00;
1876 return 0;
1877}
1878
1879BOOL _ILGetExtension (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1880{
1881 char szTemp[MAX_PATH];
1882 const char * pPoint;
1883 LPITEMIDLIST pidlTemp=pidl;
1884
1885 TRACE("pidl=%p\n",pidl);
1886
1887 if (!pidl) return FALSE;
1888
1889 pidlTemp = ILFindLastID(pidl);
1890
1891 if (!_ILIsValue(pidlTemp)) return FALSE;
1892 if (!_ILSimpleGetText(pidlTemp, szTemp, MAX_PATH)) return FALSE;
1893
1894 pPoint = PathFindExtensionA(szTemp);
1895
1896 if (! *pPoint) return FALSE;
1897
1898 pPoint++;
1899 lstrcpynA(pOut, pPoint, uOutSize);
1900 TRACE("%s\n",pOut);
1901
1902 return TRUE;
1903}
1904
1905/*************************************************************************
1906 * _ILGetFileType
1907 *
1908 * Given the ItemIdList, get the file type description
1909 *
1910 * PARAMS
1911 * pidl [I] The ItemIDList (simple)
1912 * pOut [I] The buffer to save the result
1913 * uOutsize [I] The size of the buffer
1914 *
1915 * RETURNS
1916 * nothing
1917 *
1918 * NOTES
1919 * This function copies as much as possible into the buffer.
1920 */
1921void _ILGetFileType(LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1922{
1923 if(_ILIsValue(pidl))
1924 {
1925 char sTemp[64];
1926 if(uOutSize > 0)
1927 {
1928 pOut[0] = 0;
1929 }
1930 if (_ILGetExtension (pidl, sTemp, 64))
1931 {
1932 if (!( HCR_MapTypeToValue(sTemp, sTemp, 64, TRUE)
1933 && HCR_MapTypeToValue(sTemp, pOut, uOutSize, FALSE )))
1934 {
1935 lstrcpynA (pOut, sTemp, uOutSize - 6);
1936 strcat (pOut, "-file");
1937 }
1938 }
1939 }
1940 else
1941 {
1942 lstrcpynA(pOut, "Folder", uOutSize);
1943 }
1944}
1945
1946/*************************************************************************
1947 * _ILGetFileAttributes
1948 *
1949 * Given the ItemIdList, get the Attrib string format
1950 *
1951 * PARAMS
1952 * pidl [I] The ItemIDList
1953 * pOut [I] The buffer to save the result
1954 * uOutsize [I] The size of the Buffer
1955 *
1956 * RETURNS
1957 * Attributes
1958 *
1959 * FIXME
1960 * return value 0 in case of error is a valid return value
1961 *
1962 */
1963DWORD _ILGetFileAttributes(LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1964{
1965 LPPIDLDATA pData =_ILGetDataPointer(pidl);
1966 WORD wAttrib = 0;
1967 int i;
1968
1969 if(! pData) return 0;
1970
1971 switch(pData->type)
1972 {
1973 case PT_FOLDER:
1974 wAttrib = pData->u.folder.uFileAttribs;
1975 break;
1976 case PT_VALUE:
1977 wAttrib = pData->u.file.uFileAttribs;
1978 break;
1979 }
1980
1981 if(uOutSize >= 6)
1982 {
1983 i=0;
1984 if(wAttrib & FILE_ATTRIBUTE_READONLY)
1985 {
1986 pOut[i++] = 'R';
1987 }
1988 if(wAttrib & FILE_ATTRIBUTE_HIDDEN)
1989 {
1990 pOut[i++] = 'H';
1991 }
1992 if(wAttrib & FILE_ATTRIBUTE_SYSTEM)
1993 {
1994 pOut[i++] = 'S';
1995 }
1996 if(wAttrib & FILE_ATTRIBUTE_ARCHIVE)
1997 {
1998 pOut[i++] = 'A';
1999 }
2000 if(wAttrib & FILE_ATTRIBUTE_COMPRESSED)
2001 {
2002 pOut[i++] = 'C';
2003 }
2004 pOut[i] = 0x00;
2005 }
2006 return wAttrib;
2007}
2008
2009/*************************************************************************
2010* ILFreeaPidl
2011*
2012* free a aPidl struct
2013*/
2014void _ILFreeaPidl(LPITEMIDLIST * apidl, UINT cidl)
2015{
2016 int i;
2017
2018 if(apidl)
2019 {
2020 for(i = 0; i < cidl; i++) ODIN_SHFree(apidl[i]);
2021 ODIN_SHFree(apidl);
2022 }
2023}
2024
2025/*************************************************************************
2026* ILCopyaPidl
2027*
2028* copys a aPidl struct
2029*/
2030LPITEMIDLIST * _ILCopyaPidl(LPITEMIDLIST * apidlsrc, UINT cidl)
2031{
2032 int i;
2033 LPITEMIDLIST * apidldest = (LPITEMIDLIST*)ODIN_SHAlloc(cidl * sizeof(LPITEMIDLIST));
2034 if(!apidlsrc) return NULL;
2035
2036 for(i = 0; i < cidl; i++)
2037 apidldest[i] = ODIN_ILClone(apidlsrc[i]);
2038
2039 return apidldest;
2040}
2041
2042/*************************************************************************
2043* _ILCopyCidaToaPidl
2044*
2045* creates aPidl from CIDA
2046*/
2047LPITEMIDLIST * _ILCopyCidaToaPidl(LPITEMIDLIST* pidl, LPCIDA cida)
2048{
2049 int i;
2050 LPITEMIDLIST * dst = (LPITEMIDLIST*)ODIN_SHAlloc(cida->cidl * sizeof(LPITEMIDLIST));
2051
2052 if(!dst) return NULL;
2053
2054 if (pidl)
2055 *pidl = ODIN_ILClone((LPITEMIDLIST)(&((LPBYTE)cida)[cida->aoffset[0]]));
2056
2057 for(i = 0; i < cida->cidl; i++)
2058 dst[i] = ODIN_ILClone((LPITEMIDLIST)(&((LPBYTE)cida)[cida->aoffset[i + 1]]));
2059
2060 return dst;
2061}
Note: See TracBrowser for help on using the repository browser.