source: trunk/src/shell32/pidl.c@ 7012

Last change on this file since 7012 was 7012, checked in by phaller, 24 years ago

performance improvement
File size: 44.6 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
53
54#if defined( __WIN32OS2__) && defined(DEBUG)
55void pdump (LPCITEMIDLIST pidl)
56{
57 BOOL bIsShellDebug;
58
59 LPITEMIDLIST pidltemp = pidl;
60 if (!TRACE_ON(pidl))
61 return;
62
63 /* silence the sub-functions */
64 bIsShellDebug = TRACE_ON(shell);
65 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_shell, FALSE);
66 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_pidl, FALSE);
67
68 if (! pidltemp)
69 {
70 MESSAGE ("PIDL: -------- pidl=NULL (Desktop)\n");
71 }
72 else
73 {
74 MESSAGE ("PIDL: -------- pidl=%p\n", pidl);
75 if (pidltemp->mkid.cb)
76 {
77 do
78 {
79 DWORD dwAttrib = 0;
80 LPPIDLDATA pData = _ILGetDataPointer(pidltemp);
81 DWORD type = pData->type;
82 LPSTR szLongName = _ILGetTextPointer(pidltemp);
83 LPSTR szShortName = _ILGetSTextPointer(pidltemp);
84 char szName[MAX_PATH];
85
86 _ILSimpleGetText(pidltemp, szName, MAX_PATH);
87 if( PT_FOLDER == type)
88 dwAttrib = pData->u.folder.uFileAttribs;
89 else if( PT_VALUE == type)
90 dwAttrib = pData->u.file.uFileAttribs;
91
92 MESSAGE ("PIDL: -- pidl=%p size=%u type=%lx attr=0x%08lx name=%s (%s,%s)\n",
93 pidltemp, pidltemp->mkid.cb,type,dwAttrib,szName,debugstr_a(szLongName), debugstr_a(szShortName));
94
95 pidltemp = ODIN_ILGetNext(pidltemp);
96
97 } while (pidltemp->mkid.cb);
98 }
99 else
100 {
101 MESSAGE ("PIDL: empty pidl (Desktop)\n");
102 }
103 pcheck(pidl);
104 }
105
106 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_shell, bIsShellDebug);
107 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_pidl, TRUE);
108
109}
110#endif
111#define BYTES_PRINTED 32
112BOOL pcheck (LPCITEMIDLIST pidl)
113{ DWORD type, ret=TRUE;
114 BOOL bIsPidlDebug;
115
116 LPITEMIDLIST pidltemp = pidl;
117
118 bIsPidlDebug = TRACE_ON(shell);
119 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_pidl, FALSE);
120
121 if (pidltemp && pidltemp->mkid.cb)
122 { do
123 { type = _ILGetDataPointer(pidltemp)->type;
124 switch (type)
125 { case PT_DESKTOP:
126 case PT_MYCOMP:
127 case PT_SPECIAL:
128 case PT_DRIVE:
129 case PT_DRIVE1:
130 case PT_DRIVE2:
131 case PT_DRIVE3:
132 case PT_FOLDER:
133 case PT_VALUE:
134 case PT_FOLDER1:
135 case PT_WORKGRP:
136 case PT_COMP:
137 case PT_NETWORK:
138 case PT_IESPECIAL1:
139 case PT_IESPECIAL2:
140 case PT_SHARE:
141 break;
142 default:
143 {
144 char szTemp[BYTES_PRINTED*4 + 1];
145 int i;
146 unsigned char c;
147
148 memset(szTemp, ' ', BYTES_PRINTED*4 + 1);
149 for ( i = 0; (i<pidltemp->mkid.cb) && (i<BYTES_PRINTED); i++)
150 {
151 c = ((unsigned char *)pidltemp)[i];
152
153 szTemp[i*3+0] = ((c>>4)>9)? (c>>4)+55 : (c>>4)+48;
154 szTemp[i*3+1] = ((0x0F&c)>9)? (0x0F&c)+55 : (0x0F&c)+48;
155 szTemp[i*3+2] = ' ';
156 szTemp[i+BYTES_PRINTED*3] = (c>=0x20 && c <=0x80) ? c : '.';
157 }
158 szTemp[BYTES_PRINTED*4] = 0x00;
159 ERR("unknown IDLIST type size=%u type=%lx\n%s\n",pidltemp->mkid.cb,type, szTemp);
160 ret = FALSE;
161 }
162 }
163 pidltemp = ODIN_ILGetNext(pidltemp);
164 } while (pidltemp->mkid.cb);
165 }
166 __SET_DEBUGGING(__DBCL_TRACE, __wine_dbch_pidl, bIsPidlDebug);
167 return ret;
168}
169
170/*************************************************************************
171 * ILGetDisplayName [SHELL32.15]
172 */
173
174ODINFUNCTION2(BOOL, ILGetDisplayName,
175 LPCITEMIDLIST, pidl,
176 LPSTR, path)
177{
178 TRACE_(shell)("pidl=%p %p semi-stub\n",pidl,path);
179 return SHGetPathFromIDListA(pidl, path);
180}
181/*************************************************************************
182 * ILFindLastID [SHELL32.16]
183 *
184 * NOTES
185 * observed: pidl=Desktop return=pidl
186 */
187ODINFUNCTION1(LPITEMIDLIST, ILFindLastID,
188 LPITEMIDLIST, pidl)
189{ LPITEMIDLIST pidlLast = pidl;
190
191 TRACE("(pidl=%p)\n",pidl);
192
193 while (pidl->mkid.cb)
194 {
195 pidlLast = pidl;
196 pidl = ODIN_ILGetNext(pidl);
197 }
198 return pidlLast;
199}
200/*************************************************************************
201 * ILRemoveLastID [SHELL32.17]
202 *
203 * NOTES
204 * when pidl=Desktop return=FALSE
205 */
206ODINFUNCTION1(BOOL, ILRemoveLastID,
207 LPCITEMIDLIST, pidl)
208{
209 TRACE_(shell)("pidl=%p\n",pidl);
210
211 if (!pidl || !pidl->mkid.cb)
212 return 0;
213 ILFindLastID(pidl)->mkid.cb = 0;
214 return 1;
215}
216
217/*************************************************************************
218 * ILClone [SHELL32.18]
219 *
220 * NOTES
221 * dupicate an idlist
222 */
223ODINFUNCTION1(LPITEMIDLIST, ILClone,
224 LPCITEMIDLIST, pidl)
225{ DWORD len;
226 LPITEMIDLIST newpidl;
227
228 if (!pidl)
229 return NULL;
230
231 len = ODIN_ILGetSize(pidl);
232 newpidl = (LPITEMIDLIST)SHAlloc(len);
233 if (newpidl)
234 memcpy(newpidl,pidl,len);
235
236 TRACE("pidl=%p newpidl=%p\n",pidl, newpidl);
237 pdump(pidl);
238
239 return newpidl;
240}
241/*************************************************************************
242 * ILCloneFirst [SHELL32.19]
243 *
244 * NOTES
245 * duplicates the first idlist of a complex pidl
246 */
247ODINFUNCTION1(LPITEMIDLIST, ILCloneFirst,
248 LPCITEMIDLIST, pidl)
249{ DWORD len;
250 LPITEMIDLIST pidlNew = NULL;
251
252 TRACE("pidl=%p \n",pidl);
253 pdump(pidl);
254
255 if (pidl)
256 {
257 len = pidl->mkid.cb;
258 pidlNew = (LPITEMIDLIST) SHAlloc (len+2);
259 if (pidlNew)
260 {
261 memcpy(pidlNew,pidl,len+2); /* 2 -> mind a desktop pidl */
262
263 if (len)
264 ODIN_ILGetNext(pidlNew)->mkid.cb = 0x00;
265 }
266 }
267 TRACE("-- newpidl=%p\n",pidlNew);
268
269 return pidlNew;
270}
271
272/*************************************************************************
273 * ILLoadFromStream
274 *
275 * NOTES
276 * the first two bytes are the len, the pidl is following then
277 */
278ODINFUNCTION2(HRESULT, ILLoadFromStream,
279 IStream *, pStream,
280 LPITEMIDLIST *, ppPidl)
281{ WORD wLen = 0;
282 DWORD dwBytesRead;
283 HRESULT ret = E_FAIL;
284
285
286 TRACE_(shell)("%p %p\n", pStream , ppPidl);
287
288 if (*ppPidl)
289 { SHFree(*ppPidl);
290 *ppPidl = NULL;
291 }
292
293 IStream_AddRef (pStream);
294
295 if (SUCCEEDED(IStream_Read(pStream, (LPVOID)&wLen, 2, &dwBytesRead)))
296 { *ppPidl = SHAlloc (wLen);
297 if (SUCCEEDED(IStream_Read(pStream, *ppPidl , wLen, &dwBytesRead)))
298 { ret = S_OK;
299 }
300 else
301 { SHFree(*ppPidl);
302 *ppPidl = NULL;
303 }
304 }
305
306 /* we are not yet fully compatible */
307 if (!pcheck(*ppPidl))
308 { SHFree(*ppPidl);
309 *ppPidl = NULL;
310 }
311
312
313 IStream_Release (pStream);
314
315 return ret;
316}
317
318/*************************************************************************
319 * ILSaveToStream
320 *
321 * NOTES
322 * the first two bytes are the len, the pidl is following then
323 */
324ODINFUNCTION2(HRESULT, ILSaveToStream,
325 IStream *, pStream,
326 LPCITEMIDLIST, pPidl)
327{
328 LPITEMIDLIST pidl;
329 WORD wLen = 0;
330 HRESULT ret = E_FAIL;
331
332 TRACE_(shell)("%p %p\n", pStream, pPidl);
333
334 IStream_AddRef (pStream);
335
336 pidl = pPidl;
337 while (pidl->mkid.cb)
338 {
339 wLen += sizeof(WORD) + pidl->mkid.cb;
340 pidl = ODIN_ILGetNext(pidl);
341 }
342
343 if (SUCCEEDED(IStream_Write(pStream, (LPVOID)&wLen, 2, NULL)))
344 {
345 if (SUCCEEDED(IStream_Write(pStream, pPidl, wLen, NULL)))
346 { ret = S_OK;
347 }
348 }
349
350
351 IStream_Release (pStream);
352
353 return ret;
354}
355
356/*************************************************************************
357 * SHILCreateFromPath [SHELL32.28]
358 *
359 * NOTES
360 * wraper for IShellFolder::ParseDisplayName()
361 */
362ODINFUNCTION3(HRESULT, SHILCreateFromPathA,
363 LPCSTR, path,
364 LPITEMIDLIST *, ppidl,
365 DWORD *, attributes)
366{ LPSHELLFOLDER sf;
367 WCHAR lpszDisplayName[MAX_PATH];
368 DWORD pchEaten;
369 HRESULT ret = E_FAIL;
370
371 TRACE_(shell)("%s %p 0x%08lx\n",path,ppidl,attributes?*attributes:0);
372
373 if (!MultiByteToWideChar( CP_ACP, 0, path, -1, lpszDisplayName, MAX_PATH ))
374 lpszDisplayName[MAX_PATH-1] = 0;
375
376 if (SUCCEEDED (SHGetDesktopFolder(&sf)))
377 {
378 ret = IShellFolder_ParseDisplayName(sf,0, NULL,lpszDisplayName,&pchEaten,ppidl,attributes);
379 IShellFolder_Release(sf);
380 }
381 return ret;
382}
383
384
385ODINFUNCTION3(HRESULT, SHILCreateFromPathW,
386 LPCWSTR, path,
387 LPITEMIDLIST *, ppidl,
388 DWORD *, attributes)
389{ LPSHELLFOLDER sf;
390 DWORD pchEaten;
391 HRESULT ret = E_FAIL;
392
393 TRACE_(shell)("%s %p 0x%08lx\n",debugstr_w(path),ppidl,attributes?*attributes:0);
394
395 if (SUCCEEDED (SHGetDesktopFolder(&sf)))
396 {
397 ret = IShellFolder_ParseDisplayName(sf,0, NULL, (LPWSTR) path, &pchEaten, ppidl, attributes);
398 IShellFolder_Release(sf);
399 }
400 return ret;
401}
402HRESULT WINAPI SHILCreateFromPathAW (LPCVOID path, LPITEMIDLIST * ppidl, DWORD * attributes)
403{
404 if ( SHELL_OsIsUnicode())
405 return SHILCreateFromPathW (path, ppidl, attributes);
406 return SHILCreateFromPathA (path, ppidl, attributes);
407}
408
409/*************************************************************************
410 * SHCloneSpecialIDList [SHELL32.89]
411 *
412 * PARAMETERS
413 * hwndOwner [in]
414 * nFolder [in] CSIDL_xxxxx ??
415 *
416 * RETURNS
417 * pidl ??
418 * NOTES
419 * exported by ordinal
420 */
421ODINFUNCTION3(LPITEMIDLIST, SHCloneSpecialIDList,
422 HWND, hwndOwner,
423 DWORD, nFolder,
424 DWORD, x3)
425{ LPITEMIDLIST ppidl;
426 WARN_(shell)("(hwnd=0x%x,csidl=0x%lx,0x%lx):semi-stub.\n",
427 hwndOwner,nFolder,x3);
428
429 SHGetSpecialFolderLocation(hwndOwner, nFolder, &ppidl);
430
431 return ppidl;
432}
433
434/*************************************************************************
435 * ILGlobalClone [SHELL32.97]
436 *
437 */
438ODINFUNCTION1(LPITEMIDLIST, ILGlobalClone,
439 LPCITEMIDLIST, pidl)
440{ DWORD len;
441 LPITEMIDLIST newpidl;
442
443 if (!pidl)
444 return NULL;
445
446 len = ODIN_ILGetSize(pidl);
447 newpidl = (LPITEMIDLIST)pCOMCTL32_Alloc(len);
448 if (newpidl)
449 memcpy(newpidl,pidl,len);
450
451 TRACE("pidl=%p newpidl=%p\n",pidl, newpidl);
452 pdump(pidl);
453
454 return newpidl;
455}
456
457/*************************************************************************
458 * ILIsEqual [SHELL32.21]
459 *
460 */
461ODINFUNCTION2(BOOL, ILIsEqual,
462 LPCITEMIDLIST, pidl1,
463 LPCITEMIDLIST, pidl2)
464{
465 char szData1[MAX_PATH];
466 char szData2[MAX_PATH];
467
468 LPITEMIDLIST pidltemp1 = pidl1;
469 LPITEMIDLIST pidltemp2 = pidl2;
470
471 TRACE("pidl1=%p pidl2=%p\n",pidl1, pidl2);
472
473 /* explorer reads from registry directly (StreamMRU),
474 so we can only check here */
475 if ((!pcheck (pidl1)) || (!pcheck (pidl2))) return FALSE;
476
477 pdump (pidl1);
478 pdump (pidl2);
479
480 if ( (!pidl1) || (!pidl2) ) return FALSE;
481
482 while (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
483 {
484 _ILSimpleGetText(pidltemp1, szData1, MAX_PATH);
485 _ILSimpleGetText(pidltemp2, szData2, MAX_PATH);
486
487 if (strcasecmp ( szData1, szData2 )!=0 )
488 return FALSE;
489
490 pidltemp1 = ODIN_ILGetNext(pidltemp1);
491 pidltemp2 = ODIN_ILGetNext(pidltemp2);
492 }
493
494 if (!pidltemp1->mkid.cb && !pidltemp2->mkid.cb)
495 {
496 return TRUE;
497 }
498
499 return FALSE;
500}
501/*************************************************************************
502 * ILIsParent [SHELL32.23]
503 *
504 * parent=a/b child=a/b/c -> true, c is in folder a/b
505 * child=a/b/c/d -> false if bImmediate is true, d is not in folder a/b
506 * child=a/b/c/d -> true if bImmediate is false, d is in a subfolder of a/b
507 */
508ODINFUNCTION3(BOOL, ILIsParent,
509 LPCITEMIDLIST, pidlParent,
510 LPCITEMIDLIST, pidlChild,
511 BOOL, bImmediate)
512{
513 char szData1[MAX_PATH];
514 char szData2[MAX_PATH];
515
516 LPITEMIDLIST pParent = pidlParent;
517 LPITEMIDLIST pChild = pidlChild;
518
519 TRACE("%p %p %x\n", pidlParent, pidlChild, bImmediate);
520
521 while (pParent->mkid.cb && pChild->mkid.cb)
522 {
523 _ILSimpleGetText(pParent, szData1, MAX_PATH);
524 _ILSimpleGetText(pChild, szData2, MAX_PATH);
525
526 if (strcasecmp ( szData1, szData2 )!=0 )
527 return FALSE;
528
529 pParent = ODIN_ILGetNext(pParent);
530 pChild = ODIN_ILGetNext(pChild);
531 }
532
533 if ( pParent->mkid.cb || ! pChild->mkid.cb) /* child shorter or has equal length to parent */
534 return FALSE;
535
536 if ( ODIN_ILGetNext(pChild)->mkid.cb && bImmediate) /* not immediate descent */
537 return FALSE;
538
539 return TRUE;
540}
541
542/*************************************************************************
543 * ILFindChild [SHELL32.24]
544 *
545 * NOTES
546 * Compares elements from pidl1 and pidl2.
547 *
548 * pidl1 is desktop pidl2
549 * pidl1 shorter pidl2 pointer to first different element of pidl2
550 * if there was at least one equal element
551 * pidl2 shorter pidl1 0
552 * pidl2 equal pidl1 pointer to last 0x00-element of pidl2
553 */
554ODINFUNCTION2(LPITEMIDLIST, ILFindChild,
555 LPCITEMIDLIST, pidl1,
556 LPCITEMIDLIST, pidl2)
557{
558 char szData1[MAX_PATH];
559 char szData2[MAX_PATH];
560
561 LPITEMIDLIST pidltemp1 = pidl1;
562 LPITEMIDLIST pidltemp2 = pidl2;
563 LPITEMIDLIST ret=NULL;
564
565 TRACE("pidl1=%p pidl2=%p\n",pidl1, pidl2);
566
567 /* explorer reads from registry directly (StreamMRU),
568 so we can only check here */
569 if ((!pcheck (pidl1)) || (!pcheck (pidl2)))
570 return FALSE;
571
572 pdump (pidl1);
573 pdump (pidl2);
574
575 if ( _ILIsDesktop(pidl1) )
576 {
577 ret = pidl2;
578 }
579 else
580 {
581 while (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
582 {
583 _ILSimpleGetText(pidltemp1, szData1, MAX_PATH);
584 _ILSimpleGetText(pidltemp2, szData2, MAX_PATH);
585
586 if (strcasecmp(szData1,szData2))
587 break;
588
589 pidltemp1 = ODIN_ILGetNext(pidltemp1);
590 pidltemp2 = ODIN_ILGetNext(pidltemp2);
591 ret = pidltemp2;
592 }
593
594 if (pidltemp1->mkid.cb)
595 {
596 ret = NULL; /* elements of pidl1 left*/
597 }
598 }
599 TRACE_(shell)("--- %p\n", ret);
600 return ret; /* pidl 1 is shorter */
601}
602
603/*************************************************************************
604 * ILCombine [SHELL32.25]
605 *
606 * NOTES
607 * Concatenates two complex idlists.
608 * The pidl is the first one, pidlsub the next one
609 * Does not destroy the passed in idlists!
610 */
611ODINFUNCTION2(LPITEMIDLIST, ILCombine,
612 LPCITEMIDLIST, pidl1,
613 LPCITEMIDLIST, pidl2)
614{
615 DWORD len1,len2;
616 LPITEMIDLIST pidlNew;
617
618
619 if(!pidl1 && !pidl2) return NULL;
620
621 pdump (pidl1);
622 pdump (pidl2);
623
624 if(!pidl1)
625 {
626 pidlNew = ODIN_ILClone(pidl2);
627 return pidlNew;
628 }
629
630 if(!pidl2)
631 {
632 pidlNew = ODIN_ILClone(pidl1);
633 return pidlNew;
634 }
635
636 len1 = ODIN_ILGetSize(pidl1)-2;
637 len2 = ODIN_ILGetSize(pidl2);
638 pidlNew = SHAlloc(len1+len2);
639
640 if (pidlNew)
641 {
642 memcpy(pidlNew,pidl1,len1);
643 memcpy(((BYTE *)pidlNew)+len1,pidl2,len2);
644 }
645
646 /* TRACE(pidl,"--new pidl=%p\n",pidlNew);*/
647 return pidlNew;
648}
649/*************************************************************************
650 * SHGetRealIDL [SHELL32.98]
651 *
652 * NOTES
653 */
654ODINFUNCTION3(LPITEMIDLIST, SHGetRealIDL,
655 LPSHELLFOLDER, lpsf,
656 LPITEMIDLIST, pidl,
657 DWORD, z)
658{
659 dprintf(("not yet implemented"));
660
661 FIXME("sf=%p pidl=%p 0x%04lx\n",lpsf,pidl,z);
662
663 pdump (pidl);
664 return 0;
665}
666
667/*************************************************************************
668 * SHLogILFromFSIL [SHELL32.95]
669 *
670 * NOTES
671 * pild = CSIDL_DESKTOP ret = 0
672 * pild = CSIDL_DRIVES ret = 0
673 */
674ODINFUNCTION1(LPITEMIDLIST, SHLogILFromFSIL,
675 LPITEMIDLIST, pidl)
676{
677 dprintf(("not yet implemented"));
678
679 FIXME("(pidl=%p)\n",pidl);
680
681 pdump(pidl);
682
683 return 0;
684}
685
686/*************************************************************************
687 * ILGetSize [SHELL32.152]
688 * gets the byte size of an idlist including zero terminator (pidl)
689 *
690 * PARAMETERS
691 * pidl ITEMIDLIST
692 *
693 * RETURNS
694 * size of pidl
695 *
696 * NOTES
697 * exported by ordinal
698 */
699ODINFUNCTION1(DWORD, ILGetSize,
700 LPITEMIDLIST, pidl)
701{
702 LPSHITEMID si = &(pidl->mkid);
703 DWORD len=0;
704
705 // @@@PH this cannot be correct: pidl==NULL would crash!
706 if (pidl)
707 {
708 while (si->cb)
709 {
710 len += si->cb;
711 si = (LPSHITEMID)(((LPBYTE)si)+si->cb);
712 }
713 len += 2;
714 }
715 TRACE("pidl=%p size=%lu\n",pidl, len);
716 return len;
717}
718
719/*************************************************************************
720 * ODIN_ILGetNext [SHELL32.153]
721 * gets the next simple pidl of a complex pidl
722 *
723 * observed return values:
724 * null -> null
725 * desktop -> null
726 * simple pidl -> pointer to 0x0000 element
727 *
728 */
729ODINFUNCTION1(LPITEMIDLIST, ILGetNext,
730 LPITEMIDLIST, pidl)
731{
732 WORD len;
733
734 if(pidl)
735 {
736 len = pidl->mkid.cb;
737 if (len)
738 return (LPITEMIDLIST) (((LPBYTE)pidl)+len);
739 }
740 return NULL;
741}
742/*************************************************************************
743 * ILAppend [SHELL32.154]
744 *
745 * NOTES
746 * Adds the single item to the idlist indicated by pidl.
747 * if bEnd is 0, adds the item to the front of the list,
748 * otherwise adds the item to the end. (???)
749 * Destroys the passed in idlist! (???)
750 */
751ODINFUNCTION3(LPITEMIDLIST, ILAppend,
752 LPITEMIDLIST, pidl,
753 LPCITEMIDLIST, item,
754 BOOL, bEnd)
755{
756 LPITEMIDLIST idlRet;
757
758 WARN("(pidl=%p,pidl=%p,%08u)semi-stub\n",pidl,item,bEnd);
759
760 pdump (pidl);
761 pdump (item);
762
763 if (_ILIsDesktop(pidl))
764 {
765 idlRet = ODIN_ILClone(item);
766 if (pidl)
767 SHFree (pidl);
768 return idlRet;
769 }
770
771 if (bEnd)
772 {
773 idlRet=ILCombine(pidl,item);
774 }
775 else
776 {
777 idlRet=ILCombine(item,pidl);
778 }
779
780 SHFree(pidl);
781 return idlRet;
782}
783/*************************************************************************
784 * ILFree [SHELL32.155]
785 *
786 * NOTES
787 * free_check_ptr - frees memory (if not NULL)
788 * allocated by SHMalloc allocator
789 * exported by ordinal
790 */
791ODINFUNCTION1(DWORD, ILFree,
792 LPITEMIDLIST, pidl)
793{
794 if(!pidl)
795 return FALSE;
796 SHFree(pidl);
797 return TRUE;
798}
799/*************************************************************************
800 * ILGlobalFree [SHELL32.156]
801 *
802 */
803ODINPROCEDURE1(ILGlobalFree,
804 LPCITEMIDLIST, pidl)
805{
806 TRACE("%p\n",pidl);
807
808 if(!pidl) return;
809 pCOMCTL32_Free(pidl);
810}
811/*************************************************************************
812 * ILCreateFromPath [SHELL32.157]
813 *
814 */
815ODINFUNCTION1(LPITEMIDLIST, ILCreateFromPathA,
816 LPCSTR, path)
817{
818 LPITEMIDLIST pidlnew;
819 DWORD attributes = 0;
820
821 TRACE_(shell)("%s\n",path);
822
823 if (SUCCEEDED (SHILCreateFromPathA (path, &pidlnew, &attributes)))
824 return pidlnew;
825 return FALSE;
826}
827
828
829ODINFUNCTION1(LPITEMIDLIST, ILCreateFromPathW,
830 LPCWSTR, path)
831{
832 LPITEMIDLIST pidlnew;
833 DWORD attributes = 0;
834
835 TRACE_(shell)("%s\n",debugstr_w(path));
836
837 if (SUCCEEDED (SHILCreateFromPathW (path, &pidlnew, &attributes)))
838 return pidlnew;
839 return FALSE;
840}
841LPITEMIDLIST WINAPI ILCreateFromPathAW (LPCVOID path)
842{
843 if ( SHELL_OsIsUnicode())
844 return ILCreateFromPathW (path);
845 return ILCreateFromPathA (path);
846}
847/*************************************************************************
848 * SHSimpleIDListFromPath [SHELL32.162]
849 */
850ODINFUNCTION1(LPITEMIDLIST, SHSimpleIDListFromPathA,
851 LPCSTR, lpszPath)
852{
853 LPITEMIDLIST pidl=NULL;
854 HANDLE hFile;
855 WIN32_FIND_DATAA stffile;
856
857 TRACE("path=%s\n", lpszPath);
858
859 if (!lpszPath) return NULL;
860
861 hFile = FindFirstFileA(lpszPath, &stffile);
862
863 if ( hFile != INVALID_HANDLE_VALUE )
864 {
865 if (stffile.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
866 {
867 pidl = _ILCreateFolder (&stffile);
868 }
869 else
870 {
871 pidl = _ILCreateValue (&stffile);
872 }
873 FindClose (hFile);
874 }
875 return pidl;
876}
877
878
879ODINFUNCTION1(LPITEMIDLIST, SHSimpleIDListFromPathW,
880 LPCWSTR, lpszPath)
881{
882 char lpszTemp[MAX_PATH];
883 TRACE("path=%s\n",debugstr_w(lpszPath));
884
885 if (!WideCharToMultiByte( CP_ACP, 0, lpszPath, -1, lpszTemp, sizeof(lpszTemp), NULL, NULL ))
886 lpszTemp[sizeof(lpszTemp)-1] = 0;
887
888 return SHSimpleIDListFromPathA (lpszTemp);
889}
890
891LPITEMIDLIST WINAPI SHSimpleIDListFromPathAW (LPCVOID lpszPath)
892{
893 if ( SHELL_OsIsUnicode())
894 return SHSimpleIDListFromPathW (lpszPath);
895 return SHSimpleIDListFromPathA (lpszPath);
896}
897
898/*************************************************************************
899 * SHGetSpecialFolderLocation [SHELL32.223]
900 *
901 * gets the folder locations from the registry and creates a pidl
902 * creates missing reg keys and directorys
903 *
904 * PARAMS
905 * hwndOwner [I]
906 * nFolder [I] CSIDL_xxxxx
907 * ppidl [O] PIDL of a special folder
908 *
909 */
910ODINFUNCTION3(HRESULT, SHGetSpecialFolderLocation,
911 HWND, hwndOwner,
912 INT, nFolder,
913 LPITEMIDLIST *, ppidl)
914{
915 CHAR szPath[MAX_PATH];
916 HRESULT hr = E_INVALIDARG;
917
918 TRACE_(shell)("(%04x,0x%x,%p)\n", hwndOwner,nFolder,ppidl);
919
920 if (ppidl)
921 {
922 *ppidl = NULL;
923 switch (nFolder)
924 {
925 case CSIDL_DESKTOP:
926 *ppidl = _ILCreateDesktop();
927 break;
928
929 case CSIDL_DRIVES:
930 *ppidl = _ILCreateMyComputer();
931 break;
932
933 case CSIDL_NETWORK:
934 *ppidl = _ILCreateNetwork ();
935 break;
936
937 case CSIDL_CONTROLS:
938 *ppidl = _ILCreateControl ();
939 break;
940
941 case CSIDL_PRINTERS:
942 *ppidl = _ILCreatePrinter ();
943 break;
944
945 case CSIDL_BITBUCKET:
946 *ppidl = _ILCreateBitBucket ();
947 break;
948
949 default:
950 if (SHGetSpecialFolderPathA(hwndOwner, szPath, nFolder, TRUE))
951 {
952 DWORD attributes=0;
953 TRACE_(shell)("Value=%s\n",szPath);
954 hr = SHILCreateFromPathA(szPath, ppidl, &attributes);
955 }
956 }
957 if(*ppidl) hr = NOERROR;
958 }
959
960 TRACE_(shell)("-- (new pidl %p)\n",*ppidl);
961 return hr;
962}
963
964/*************************************************************************
965 * SHGetFolderLocation [SHELL32]
966 *
967 * NOTES
968 * the pidl can be a simple one. since we cant get the path out of the pidl
969 * we have to take all data from the pidl
970 */
971ODINFUNCTION5(HRESULT, SHGetFolderLocation,
972 HWND, hwnd,
973 int, csidl,
974 HANDLE, hToken,
975 DWORD, dwFlags,
976 LPITEMIDLIST *, ppidl)
977{
978 FIXME("0x%04x 0x%08x 0x%08x 0x%08lx %p\n",
979 hwnd, csidl, hToken, dwFlags, ppidl);
980 return SHGetSpecialFolderLocation(hwnd, csidl, ppidl);
981}
982
983/*************************************************************************
984 * SHGetDataFromIDListA [SHELL32.247]
985 *
986 * NOTES
987 * the pidl can be a simple one. since we cant get the path out of the pidl
988 * we have to take all data from the pidl
989 */
990ODINFUNCTION5(HRESULT, SHGetDataFromIDListA,
991 LPSHELLFOLDER, psf,
992 LPCITEMIDLIST, pidl,
993 int, nFormat,
994 LPVOID, dest,
995 int, len)
996{
997 TRACE_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
998
999 pdump(pidl);
1000 if (!psf || !dest ) return E_INVALIDARG;
1001
1002 switch (nFormat)
1003 {
1004 case SHGDFIL_FINDDATA:
1005 {
1006 WIN32_FIND_DATAA * pfd = dest;
1007
1008 if ( len < sizeof (WIN32_FIND_DATAA)) return E_INVALIDARG;
1009
1010 ZeroMemory(pfd, sizeof (WIN32_FIND_DATAA));
1011 _ILGetFileDateTime( pidl, &(pfd->ftLastWriteTime));
1012 pfd->dwFileAttributes = _ILGetFileAttributes(pidl, NULL, 0);
1013 pfd->nFileSizeLow = _ILGetFileSize ( pidl, NULL, 0);
1014 lstrcpynA(pfd->cFileName,_ILGetTextPointer(pidl), MAX_PATH);
1015 lstrcpynA(pfd->cAlternateFileName,_ILGetSTextPointer(pidl), 14);
1016 }
1017 return NOERROR;
1018
1019 case SHGDFIL_NETRESOURCE:
1020 case SHGDFIL_DESCRIPTIONID:
1021 FIXME_(shell)("SHGDFIL %i stub\n", nFormat);
1022 break;
1023
1024 default:
1025 ERR_(shell)("Unknown SHGDFIL %i, please report\n", nFormat);
1026 }
1027
1028 return E_INVALIDARG;
1029}
1030/*************************************************************************
1031 * SHGetDataFromIDListW [SHELL32.247]
1032 *
1033 */
1034ODINFUNCTION5(HRESULT, SHGetDataFromIDListW,
1035 LPSHELLFOLDER, psf,
1036 LPCITEMIDLIST, pidl,
1037 int, nFormat,
1038 LPVOID, dest,
1039 int, len)
1040{
1041 TRACE_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
1042
1043 pdump(pidl);
1044
1045 if (! psf || !dest ) return E_INVALIDARG;
1046
1047 switch (nFormat)
1048 {
1049 case SHGDFIL_FINDDATA:
1050 {
1051 WIN32_FIND_DATAW * pfd = dest;
1052
1053 if ( len < sizeof (WIN32_FIND_DATAW)) return E_INVALIDARG;
1054
1055 ZeroMemory(pfd, sizeof (WIN32_FIND_DATAA));
1056 _ILGetFileDateTime( pidl, &(pfd->ftLastWriteTime));
1057 pfd->dwFileAttributes = _ILGetFileAttributes(pidl, NULL, 0);
1058 pfd->nFileSizeLow = _ILGetFileSize ( pidl, NULL, 0);
1059 if (!MultiByteToWideChar( CP_ACP, 0, _ILGetTextPointer(pidl), -1,
1060 pfd->cFileName, MAX_PATH ))
1061 pfd->cFileName[MAX_PATH-1] = 0;
1062 if (!MultiByteToWideChar( CP_ACP, 0, _ILGetSTextPointer(pidl), -1,
1063 pfd->cAlternateFileName, 14 ))
1064 pfd->cFileName[13] = 0;
1065 }
1066 return NOERROR;
1067 case SHGDFIL_NETRESOURCE:
1068 case SHGDFIL_DESCRIPTIONID:
1069 FIXME_(shell)("SHGDFIL %i stub\n", nFormat);
1070 break;
1071
1072 default:
1073 ERR_(shell)("Unknown SHGDFIL %i, please report\n", nFormat);
1074 }
1075
1076 return E_INVALIDARG;
1077}
1078
1079/*************************************************************************
1080 * SHGetPathFromIDListA [SHELL32.261][NT 4.0: SHELL32.220]
1081 *
1082 * PARAMETERS
1083 * pidl, [IN] pidl
1084 * pszPath [OUT] path
1085 *
1086 * RETURNS
1087 * path from a passed PIDL.
1088 *
1089 * NOTES
1090 * NULL returns FALSE
1091 * desktop pidl gives path to desktopdirectory back
1092 * special pidls returning FALSE
1093 *
1094 * FIXME
1095 * fnGetDisplayNameOf can return different types of OLEString
1096 */
1097ODINFUNCTION2(BOOL, SHGetPathFromIDListA,
1098 LPCITEMIDLIST, pidl,
1099 LPSTR, pszPath)
1100{ STRRET str;
1101 LPSHELLFOLDER shellfolder;
1102
1103 TRACE_(shell)("(pidl=%p,%p)\n",pidl,pszPath);
1104
1105 if (!pidl) return FALSE;
1106
1107 pdump(pidl);
1108
1109 if(_ILIsDesktop(pidl))
1110 {
1111 SHGetSpecialFolderPathA(0, pszPath, CSIDL_DESKTOPDIRECTORY, FALSE);
1112 }
1113 else if (_ILIsSpecialFolder(ILFindLastID(pidl)))
1114 {
1115 /* we are somewhere in a special folder */
1116 return FALSE;
1117 }
1118 else
1119 {
1120 if (SHGetDesktopFolder(&shellfolder)==S_OK)
1121 {
1122 IShellFolder_GetDisplayNameOf(shellfolder,pidl,SHGDN_FORPARSING,&str);
1123 StrRetToStrNA (pszPath, MAX_PATH, &str, pidl);
1124 IShellFolder_Release(shellfolder);
1125 }
1126 }
1127 TRACE_(shell)("-- (%s)\n",pszPath);
1128
1129 return TRUE;
1130}
1131/*************************************************************************
1132 * SHGetPathFromIDListW [SHELL32.262]
1133 */
1134ODINFUNCTION2(BOOL, SHGetPathFromIDListW,
1135 LPCITEMIDLIST, pidl,
1136 LPWSTR, pszPath)
1137{ char sTemp[MAX_PATH];
1138
1139 TRACE_(shell)("(pidl=%p)\n", pidl);
1140
1141 SHGetPathFromIDListA (pidl, sTemp);
1142 MultiByteToWideChar( CP_ACP, 0, sTemp, -1, pszPath, MAX_PATH );
1143
1144 TRACE_(shell)("-- (%s)\n",debugstr_w(pszPath));
1145
1146 return TRUE;
1147}
1148
1149/*************************************************************************
1150 * SHBindToParent [shell version 5.0]
1151 */
1152ODINFUNCTION4(HRESULT, SHBindToParent,
1153 LPCITEMIDLIST, pidl,
1154 REFIID, riid,
1155 LPVOID *,ppv,
1156 LPCITEMIDLIST *,ppidlLast)
1157{
1158 IShellFolder * psf;
1159 LPITEMIDLIST pidlChild, pidlParent;
1160 HRESULT hr=E_FAIL;
1161
1162 TRACE_(shell)("pidl=%p\n", pidl);
1163 pdump(pidl);
1164
1165 *ppv = NULL;
1166 if (ppidlLast) *ppidlLast = NULL;
1167
1168 if (_ILIsPidlSimple(pidl))
1169 {
1170 /* we are on desktop level */
1171 if (ppidlLast)
1172 *ppidlLast = ODIN_ILClone(pidl);
1173 hr = SHGetDesktopFolder((IShellFolder**)ppv);
1174 }
1175 else
1176 {
1177 pidlChild = ODIN_ILClone(ILFindLastID(pidl));
1178 pidlParent = ODIN_ILClone(pidl);
1179 ILRemoveLastID(pidlParent);
1180
1181 hr = SHGetDesktopFolder(&psf);
1182
1183 if (SUCCEEDED(hr))
1184 hr = IShellFolder_BindToObject(psf, pidlParent, NULL, riid, ppv);
1185
1186 if (SUCCEEDED(hr) && ppidlLast)
1187 *ppidlLast = pidlChild;
1188 else
1189 ILFree (pidlChild);
1190
1191 SHFree (pidlParent);
1192 if (psf) IShellFolder_Release(psf);
1193 }
1194
1195
1196 TRACE_(shell)("-- psf=%p pidl=%p ret=0x%08lx\n", *ppv, (ppidlLast)?*ppidlLast:NULL, hr);
1197 return hr;
1198}
1199
1200/*************************************************************************
1201 * SHGetPathFromIDListAW [SHELL32.221][NT 4.0: SHELL32.219]
1202 */
1203ODINFUNCTION2(BOOL, SHGetPathFromIDListAW,
1204 LPCITEMIDLIST, pidl,
1205 LPVOID, pszPath)
1206{
1207 TRACE_(shell)("(pidl=%p,%p)\n",pidl,pszPath);
1208
1209 if (SHELL_OsIsUnicode())
1210 return SHGetPathFromIDListW(pidl,pszPath);
1211 return SHGetPathFromIDListA(pidl,pszPath);
1212}
1213
1214/**************************************************************************
1215 *
1216 * internal functions
1217 *
1218 * ### 1. section creating pidls ###
1219 *
1220 *************************************************************************
1221 * _ILCreateDesktop()
1222 * _ILCreateIExplore()
1223 * _ILCreateMyComputer()
1224 * _ILCreateDrive()
1225 * _ILCreateFolder()
1226 * _ILCreateValue()
1227 */
1228LPITEMIDLIST _ILCreateDesktop()
1229{ TRACE("()\n");
1230 return _ILCreate(PT_DESKTOP, NULL, 0);
1231}
1232
1233LPITEMIDLIST _ILCreateMyComputer()
1234{ TRACE("()\n");
1235 return _ILCreate(PT_MYCOMP, &CLSID_MyComputer, sizeof(GUID));
1236}
1237
1238LPITEMIDLIST _ILCreateIExplore()
1239{ TRACE("()\n");
1240 return _ILCreate(PT_MYCOMP, &CLSID_Internet, sizeof(GUID));
1241}
1242
1243LPITEMIDLIST _ILCreateControl()
1244{ TRACE("()\n");
1245 return _ILCreate(PT_SPECIAL, &CLSID_ControlPanel, sizeof(GUID));
1246}
1247
1248LPITEMIDLIST _ILCreatePrinter()
1249{ TRACE("()\n");
1250 return _ILCreate(PT_SPECIAL, &CLSID_Printers, sizeof(GUID));
1251}
1252
1253LPITEMIDLIST _ILCreateNetwork()
1254{ TRACE("()\n");
1255 return _ILCreate(PT_MYCOMP, &CLSID_NetworkPlaces, sizeof(GUID));
1256}
1257
1258LPITEMIDLIST _ILCreateBitBucket()
1259{ TRACE("()\n");
1260 return _ILCreate(PT_MYCOMP, &CLSID_RecycleBin, sizeof(GUID));
1261}
1262
1263LPITEMIDLIST _ILCreateDrive( LPCSTR lpszNew)
1264{ char sTemp[4];
1265 lstrcpynA (sTemp,lpszNew,4);
1266 sTemp[2]='\\';
1267 sTemp[3]=0x00;
1268 TRACE("(%s)\n",sTemp);
1269 return _ILCreate(PT_DRIVE,(LPVOID)&sTemp[0],4);
1270}
1271
1272LPITEMIDLIST _ILCreateFolder( WIN32_FIND_DATAA * stffile )
1273{
1274 char buff[MAX_PATH + 14 +1]; /* see WIN32_FIND_DATA */
1275 char * pbuff = buff;
1276 ULONG len, len1;
1277 LPITEMIDLIST pidl;
1278
1279 TRACE("(%s, %s)\n",stffile->cAlternateFileName, stffile->cFileName);
1280
1281 /* prepare buffer with both names */
1282 len = strlen (stffile->cFileName) + 1;
1283 memcpy (pbuff, stffile->cFileName, len);
1284 pbuff += len;
1285
1286 if (stffile->cAlternateFileName)
1287 {
1288 len1 = strlen (stffile->cAlternateFileName)+1;
1289 memcpy (pbuff, stffile->cAlternateFileName, len1);
1290 }
1291 else
1292 {
1293 len1 = 1;
1294 *pbuff = 0x00;
1295 }
1296
1297 pidl = _ILCreate(PT_FOLDER, (LPVOID)buff, len + len1);
1298
1299 /* set attributes */
1300 if (pidl)
1301 {
1302 LPPIDLDATA pData;
1303 pData = _ILGetDataPointer(pidl);
1304 FileTimeToDosDateTime(&(stffile->ftLastWriteTime),&pData->u.folder.uFileDate,&pData->u.folder.uFileTime);
1305 pData->u.folder.dwFileSize = stffile->nFileSizeLow;
1306 pData->u.folder.uFileAttribs=stffile->dwFileAttributes;
1307 }
1308
1309 return pidl;
1310}
1311
1312LPITEMIDLIST _ILCreateValue(WIN32_FIND_DATAA * stffile)
1313{
1314 char buff[MAX_PATH + 14 +1]; /* see WIN32_FIND_DATA */
1315 char * pbuff = buff;
1316 ULONG len, len1;
1317 LPITEMIDLIST pidl;
1318
1319 TRACE("(%s, %s)\n",stffile->cAlternateFileName, stffile->cFileName);
1320
1321 /* prepare buffer with both names */
1322 len = strlen (stffile->cFileName) + 1;
1323 memcpy (pbuff, stffile->cFileName, len);
1324 pbuff += len;
1325
1326 if (stffile->cAlternateFileName)
1327 {
1328 len1 = strlen (stffile->cAlternateFileName)+1;
1329 memcpy (pbuff, stffile->cAlternateFileName, len1);
1330 }
1331 else
1332 {
1333 len1 = 1;
1334 *pbuff = 0x00;
1335 }
1336
1337 pidl = _ILCreate(PT_VALUE, (LPVOID)buff, len + len1);
1338
1339 /* set attributes */
1340 if (pidl)
1341 {
1342 LPPIDLDATA pData;
1343 pData = _ILGetDataPointer(pidl);
1344 FileTimeToDosDateTime(&(stffile->ftLastWriteTime),&pData->u.folder.uFileDate,&pData->u.folder.uFileTime);
1345 pData->u.folder.dwFileSize = stffile->nFileSizeLow;
1346 pData->u.folder.uFileAttribs=stffile->dwFileAttributes;
1347 }
1348
1349 return pidl;
1350}
1351
1352LPITEMIDLIST _ILCreateSpecial(LPCSTR szGUID)
1353{
1354 IID iid;
1355 WCHAR buffer[40];
1356
1357 if (!MultiByteToWideChar( CP_ACP, 0, szGUID, -1, buffer, sizeof(buffer)/sizeof(WCHAR) ))
1358 return NULL;
1359 CLSIDFromString( buffer, &iid );
1360 return _ILCreate(PT_MYCOMP, &iid, sizeof(IID));
1361}
1362
1363/**************************************************************************
1364 * _ILCreate()
1365 * Creates a new PIDL
1366 * type = PT_DESKTOP | PT_DRIVE | PT_FOLDER | PT_VALUE
1367 * pIn = data
1368 * uInSize = size of data (raw)
1369 */
1370
1371LPITEMIDLIST _ILCreate(PIDLTYPE type, LPCVOID pIn, UINT uInSize)
1372{
1373 LPITEMIDLIST pidlOut = NULL, pidlTemp = NULL;
1374 LPPIDLDATA pData;
1375 UINT uSize = 0;
1376 LPSTR pszDest;
1377
1378 TRACE("(0x%02x %p %i)\n",type,pIn,uInSize);
1379
1380 switch (type)
1381 {
1382 case PT_DESKTOP:
1383 uSize = 0;
1384 break;
1385 case PT_SPECIAL:
1386 case PT_MYCOMP:
1387 uSize = 2 + 2 + sizeof(GUID);
1388 break;
1389 case PT_DRIVE:
1390 uSize = 2 + 23;
1391 break;
1392 case PT_FOLDER:
1393 case PT_VALUE:
1394 uSize = 2 + 12 + uInSize;
1395 break;
1396 default:
1397 FIXME("can't create type: 0x%08x\n",type);
1398 return NULL;
1399 }
1400
1401 if(!(pidlOut = SHAlloc(uSize + 2))) return NULL;
1402 ZeroMemory(pidlOut, uSize + 2);
1403 pidlOut->mkid.cb = uSize;
1404
1405 switch (type)
1406 {
1407 case PT_DESKTOP:
1408 TRACE("- create Desktop\n");
1409 break;
1410
1411 case PT_SPECIAL:
1412 case PT_MYCOMP:
1413 pData =_ILGetDataPointer(pidlOut);
1414 pData->type = type;
1415 memcpy(&(pData->u.mycomp.guid), pIn, uInSize);
1416 TRACE("- create GUID-pidl\n");
1417 break;
1418
1419 case PT_DRIVE:
1420 pData =_ILGetDataPointer(pidlOut);
1421 pData->type = type;
1422 pszDest = _ILGetTextPointer(pidlOut);
1423 memcpy(pszDest, pIn, uInSize);
1424 TRACE("- create Drive: %s\n",debugstr_a(pszDest));
1425 break;
1426
1427 case PT_FOLDER:
1428 case PT_VALUE:
1429 pData =_ILGetDataPointer(pidlOut);
1430 pData->type = type;
1431 pszDest = _ILGetTextPointer(pidlOut);
1432 memcpy(pszDest, pIn, uInSize);
1433 TRACE("- create Value: %s\n",debugstr_a(pszDest));
1434 break;
1435 }
1436
1437 pidlTemp = ODIN_ILGetNext(pidlOut);
1438 if (pidlTemp)
1439 pidlTemp->mkid.cb = 0x00;
1440
1441 TRACE("-- (pidl=%p, size=%u)\n", pidlOut, uSize);
1442 return pidlOut;
1443}
1444
1445/**************************************************************************
1446 * _ILGetDrive()
1447 *
1448 * Gets the text for the drive eg. 'c:\'
1449 *
1450 * RETURNS
1451 * strlen (lpszText)
1452 */
1453DWORD _ILGetDrive(LPCITEMIDLIST pidl,LPSTR pOut, UINT uSize)
1454{ TRACE("(%p,%p,%u)\n",pidl,pOut,uSize);
1455
1456 if(_ILIsMyComputer(pidl))
1457 pidl = ODIN_ILGetNext(pidl);
1458
1459 if (pidl && _ILIsDrive(pidl))
1460 return _ILSimpleGetText(pidl, pOut, uSize);
1461
1462 return 0;
1463}
1464
1465/**************************************************************************
1466 *
1467 * ### 2. section testing pidls ###
1468 *
1469 **************************************************************************
1470 * _ILIsDesktop()
1471 * _ILIsMyComputer()
1472 * _ILIsSpecialFolder()
1473 * _ILIsDrive()
1474 * _ILIsFolder()
1475 * _ILIsValue()
1476 * _ILIsPidlSimple()
1477 */
1478BOOL _ILIsDesktop(LPCITEMIDLIST pidl)
1479{ TRACE("(%p)\n",pidl);
1480 return ( !pidl || (pidl && pidl->mkid.cb == 0x00) );
1481}
1482
1483BOOL _ILIsMyComputer(LPCITEMIDLIST pidl)
1484{
1485 REFIID iid = _ILGetGUIDPointer(pidl);
1486
1487 TRACE("(%p)\n",pidl);
1488
1489 if (iid)
1490 return IsEqualIID(iid, &CLSID_MyComputer);
1491 return FALSE;
1492}
1493
1494BOOL _ILIsSpecialFolder (LPCITEMIDLIST pidl)
1495{
1496 LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1497 TRACE("(%p)\n",pidl);
1498 return (pidl && ( (lpPData && (PT_MYCOMP== lpPData->type || PT_SPECIAL== lpPData->type)) ||
1499 (pidl && pidl->mkid.cb == 0x00)
1500 ));
1501}
1502
1503BOOL _ILIsDrive(LPCITEMIDLIST pidl)
1504{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1505 TRACE("(%p)\n",pidl);
1506 return (pidl && lpPData && (PT_DRIVE == lpPData->type ||
1507 PT_DRIVE1 == lpPData->type ||
1508 PT_DRIVE2 == lpPData->type ||
1509 PT_DRIVE3 == lpPData->type));
1510}
1511
1512BOOL _ILIsFolder(LPCITEMIDLIST pidl)
1513{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1514 TRACE("(%p)\n",pidl);
1515 return (pidl && lpPData && (PT_FOLDER == lpPData->type || PT_FOLDER1 == lpPData->type));
1516}
1517
1518BOOL _ILIsValue(LPCITEMIDLIST pidl)
1519{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1520 TRACE("(%p)\n",pidl);
1521 return (pidl && lpPData && PT_VALUE == lpPData->type);
1522}
1523
1524/**************************************************************************
1525 * _ILIsPidlSimple
1526 */
1527BOOL _ILIsPidlSimple ( LPCITEMIDLIST pidl)
1528{
1529 BOOL ret = TRUE;
1530
1531 if(! _ILIsDesktop(pidl)) /* pidl=NULL or mkid.cb=0 */
1532 {
1533 WORD len = pidl->mkid.cb;
1534 LPCITEMIDLIST pidlnext = (LPCITEMIDLIST) (((LPBYTE)pidl) + len );
1535 if (pidlnext->mkid.cb)
1536 ret = FALSE;
1537 }
1538
1539 TRACE("%s\n", ret ? "Yes" : "No");
1540 return ret;
1541}
1542
1543/**************************************************************************
1544 *
1545 * ### 3. section getting values from pidls ###
1546 */
1547
1548 /**************************************************************************
1549 * _ILSimpleGetText
1550 *
1551 * gets the text for the first item in the pidl (eg. simple pidl)
1552 *
1553 * returns the length of the string
1554 */
1555DWORD _ILSimpleGetText (LPCITEMIDLIST pidl, LPSTR szOut, UINT uOutSize)
1556{
1557 DWORD dwReturn=0;
1558 LPSTR szSrc;
1559 GUID const * riid;
1560 char szTemp[MAX_PATH];
1561
1562 TRACE("(%p %p %x)\n",pidl,szOut,uOutSize);
1563
1564 if (!pidl) return 0;
1565
1566 if (szOut)
1567 *szOut = 0;
1568
1569 if (_ILIsDesktop(pidl))
1570 {
1571 /* desktop */
1572 if (HCR_GetClassName(&CLSID_ShellDesktop, szTemp, MAX_PATH))
1573 {
1574 if (szOut)
1575 lstrcpynA(szOut, szTemp, uOutSize);
1576
1577 dwReturn = strlen (szTemp);
1578 }
1579 }
1580 else if (( szSrc = _ILGetTextPointer(pidl) ))
1581 {
1582 /* filesystem */
1583 if (szOut)
1584 lstrcpynA(szOut, szSrc, uOutSize);
1585
1586 dwReturn = strlen(szSrc);
1587 }
1588 else if (( riid = _ILGetGUIDPointer(pidl) ))
1589 {
1590 /* special folder */
1591 if ( HCR_GetClassName(riid, szTemp, MAX_PATH) )
1592 {
1593 if (szOut)
1594 lstrcpynA(szOut, szTemp, uOutSize);
1595
1596 dwReturn = strlen (szTemp);
1597 }
1598 }
1599 else
1600 {
1601 ERR("-- no text\n");
1602 }
1603
1604 TRACE("-- (%p=%s 0x%08lx)\n",szOut,(char*)szOut,dwReturn);
1605 return dwReturn;
1606}
1607
1608/**************************************************************************
1609 *
1610 * ### 4. getting pointers to parts of pidls ###
1611 *
1612 **************************************************************************
1613 * _ILGetDataPointer()
1614 */
1615LPPIDLDATA _ILGetDataPointer(LPITEMIDLIST pidl)
1616{
1617 if(pidl && pidl->mkid.cb != 0x00)
1618 return (LPPIDLDATA) &(pidl->mkid.abID);
1619 return NULL;
1620}
1621
1622/**************************************************************************
1623 * _ILGetTextPointer()
1624 * gets a pointer to the long filename string stored in the pidl
1625 */
1626LPSTR _ILGetTextPointer(LPCITEMIDLIST pidl)
1627{/* TRACE(pidl,"(pidl%p)\n", pidl);*/
1628
1629 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1630
1631 if (pdata)
1632 {
1633 switch (pdata->type)
1634 {
1635 case PT_MYCOMP:
1636 case PT_SPECIAL:
1637 return NULL;
1638
1639 case PT_DRIVE:
1640 case PT_DRIVE1:
1641 case PT_DRIVE2:
1642 case PT_DRIVE3:
1643 return (LPSTR)&(pdata->u.drive.szDriveName);
1644
1645 case PT_FOLDER:
1646 case PT_FOLDER1:
1647 case PT_VALUE:
1648 case PT_IESPECIAL1:
1649 case PT_IESPECIAL2:
1650 return (LPSTR)&(pdata->u.file.szNames);
1651
1652 case PT_WORKGRP:
1653 case PT_COMP:
1654 case PT_NETWORK:
1655 case PT_SHARE:
1656 return (LPSTR)&(pdata->u.network.szNames);
1657 }
1658 }
1659 return NULL;
1660}
1661
1662/**************************************************************************
1663 * _ILGetSTextPointer()
1664 * gets a pointer to the short filename string stored in the pidl
1665 */
1666LPSTR _ILGetSTextPointer(LPCITEMIDLIST pidl)
1667{/* TRACE(pidl,"(pidl%p)\n", pidl);*/
1668
1669 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1670
1671 if (pdata)
1672 {
1673 switch (pdata->type)
1674 {
1675 case PT_FOLDER:
1676 case PT_VALUE:
1677 case PT_IESPECIAL1:
1678 case PT_IESPECIAL2:
1679 return (LPSTR)(pdata->u.file.szNames + strlen (pdata->u.file.szNames) + 1);
1680
1681 case PT_WORKGRP:
1682 return (LPSTR)(pdata->u.network.szNames + strlen (pdata->u.network.szNames) + 1);
1683 }
1684 }
1685 return NULL;
1686}
1687
1688/**************************************************************************
1689 * _ILGetGUIDPointer()
1690 *
1691 * returns reference to guid stored in some pidls
1692 */
1693REFIID _ILGetGUIDPointer(LPCITEMIDLIST pidl)
1694{
1695 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1696
1697 if (pdata)
1698 {
1699 switch (pdata->type)
1700 {
1701 case PT_SPECIAL:
1702 case PT_MYCOMP:
1703 return (REFIID) &(pdata->u.mycomp.guid);
1704 }
1705 }
1706 return NULL;
1707}
1708
1709/*************************************************************************
1710 * _ILGetFileDateTime
1711 *
1712 * Given the ItemIdList, get the FileTime
1713 *
1714 * PARAMS
1715 * pidl [I] The ItemIDList
1716 * pFt [I] the resulted FILETIME of the file
1717 *
1718 * RETURNS
1719 * True if Successful
1720 *
1721 * NOTES
1722 *
1723 */
1724BOOL _ILGetFileDateTime(LPCITEMIDLIST pidl, FILETIME *pFt)
1725{
1726 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1727
1728 if(! pdata) return FALSE;
1729
1730 switch (pdata->type)
1731 {
1732 case PT_FOLDER:
1733 DosDateTimeToFileTime(pdata->u.folder.uFileDate, pdata->u.folder.uFileTime, pFt);
1734 break;
1735 case PT_VALUE:
1736 DosDateTimeToFileTime(pdata->u.file.uFileDate, pdata->u.file.uFileTime, pFt);
1737 break;
1738 default:
1739 return FALSE;
1740 }
1741 return TRUE;
1742}
1743
1744BOOL _ILGetFileDate (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1745{
1746 FILETIME ft,lft;
1747 SYSTEMTIME time;
1748
1749 if (! _ILGetFileDateTime( pidl, &ft )) return FALSE;
1750
1751 FileTimeToLocalFileTime(&ft, &lft);
1752 FileTimeToSystemTime (&lft, &time);
1753 return GetDateFormatA(LOCALE_USER_DEFAULT,DATE_SHORTDATE,&time, NULL, pOut, uOutSize);
1754}
1755
1756/*************************************************************************
1757 * _ILGetFileSize
1758 *
1759 * Given the ItemIdList, get the FileSize
1760 *
1761 * PARAMS
1762 * pidl [I] The ItemIDList
1763 * pOut [I] The buffer to save the result
1764 * uOutsize [I] The size of the buffer
1765 *
1766 * RETURNS
1767 * The FileSize
1768 *
1769 * NOTES
1770 * pOut can be null when no string is needed
1771 *
1772 */
1773DWORD _ILGetFileSize (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1774{
1775 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1776 DWORD dwSize;
1777
1778 if(! pdata) return 0;
1779
1780 switch (pdata->type)
1781 {
1782 case PT_VALUE:
1783 dwSize = pdata->u.file.dwFileSize;
1784 if (pOut) StrFormatByteSizeA(dwSize, pOut, uOutSize);
1785 return dwSize;
1786 }
1787 if (pOut) *pOut = 0x00;
1788 return 0;
1789}
1790
1791BOOL _ILGetExtension (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1792{
1793 char szTemp[MAX_PATH];
1794 const char * pPoint;
1795 LPITEMIDLIST pidlTemp=pidl;
1796
1797 TRACE("pidl=%p\n",pidl);
1798
1799 if (!pidl) return FALSE;
1800
1801 pidlTemp = ILFindLastID(pidl);
1802
1803 if (!_ILIsValue(pidlTemp)) return FALSE;
1804 if (!_ILSimpleGetText(pidlTemp, szTemp, MAX_PATH)) return FALSE;
1805
1806 pPoint = PathFindExtensionA(szTemp);
1807
1808 if (! *pPoint) return FALSE;
1809
1810 pPoint++;
1811 lstrcpynA(pOut, pPoint, uOutSize);
1812 TRACE("%s\n",pOut);
1813
1814 return TRUE;
1815}
1816
1817/*************************************************************************
1818 * _ILGetFileType
1819 *
1820 * Given the ItemIdList, get the file type description
1821 *
1822 * PARAMS
1823 * pidl [I] The ItemIDList (simple)
1824 * pOut [I] The buffer to save the result
1825 * uOutsize [I] The size of the buffer
1826 *
1827 * RETURNS
1828 * nothing
1829 *
1830 * NOTES
1831 * This function copies as much as possible into the buffer.
1832 */
1833void _ILGetFileType(LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1834{
1835 if(_ILIsValue(pidl))
1836 {
1837 char sTemp[64];
1838 if(uOutSize > 0)
1839 {
1840 pOut[0] = 0;
1841 }
1842 if (_ILGetExtension (pidl, sTemp, 64))
1843 {
1844 if (!( HCR_MapTypeToValue(sTemp, sTemp, 64, TRUE)
1845 && HCR_MapTypeToValue(sTemp, pOut, uOutSize, FALSE )))
1846 {
1847 lstrcpynA (pOut, sTemp, uOutSize - 6);
1848 strcat (pOut, "-file");
1849 }
1850 }
1851 }
1852 else
1853 {
1854 lstrcpynA(pOut, "Folder", uOutSize);
1855 }
1856}
1857
1858/*************************************************************************
1859 * _ILGetFileAttributes
1860 *
1861 * Given the ItemIdList, get the Attrib string format
1862 *
1863 * PARAMS
1864 * pidl [I] The ItemIDList
1865 * pOut [I] The buffer to save the result
1866 * uOutsize [I] The size of the Buffer
1867 *
1868 * RETURNS
1869 * Attributes
1870 *
1871 * FIXME
1872 * return value 0 in case of error is a valid return value
1873 *
1874 */
1875DWORD _ILGetFileAttributes(LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1876{
1877 LPPIDLDATA pData =_ILGetDataPointer(pidl);
1878 WORD wAttrib = 0;
1879 int i;
1880
1881 if(! pData) return 0;
1882
1883 switch(pData->type)
1884 {
1885 case PT_FOLDER:
1886 wAttrib = pData->u.folder.uFileAttribs;
1887 break;
1888 case PT_VALUE:
1889 wAttrib = pData->u.file.uFileAttribs;
1890 break;
1891 }
1892
1893 if(uOutSize >= 6)
1894 {
1895 i=0;
1896 if(wAttrib & FILE_ATTRIBUTE_READONLY)
1897 {
1898 pOut[i++] = 'R';
1899 }
1900 if(wAttrib & FILE_ATTRIBUTE_HIDDEN)
1901 {
1902 pOut[i++] = 'H';
1903 }
1904 if(wAttrib & FILE_ATTRIBUTE_SYSTEM)
1905 {
1906 pOut[i++] = 'S';
1907 }
1908 if(wAttrib & FILE_ATTRIBUTE_ARCHIVE)
1909 {
1910 pOut[i++] = 'A';
1911 }
1912 if(wAttrib & FILE_ATTRIBUTE_COMPRESSED)
1913 {
1914 pOut[i++] = 'C';
1915 }
1916 pOut[i] = 0x00;
1917 }
1918 return wAttrib;
1919}
1920
1921/*************************************************************************
1922* ILFreeaPidl
1923*
1924* free a aPidl struct
1925*/
1926void _ILFreeaPidl(LPITEMIDLIST * apidl, UINT cidl)
1927{
1928 int i;
1929
1930 if(apidl)
1931 {
1932 for(i = 0; i < cidl; i++) SHFree(apidl[i]);
1933 SHFree(apidl);
1934 }
1935}
1936
1937/*************************************************************************
1938* ILCopyaPidl
1939*
1940* copys a aPidl struct
1941*/
1942LPITEMIDLIST * _ILCopyaPidl(LPITEMIDLIST * apidlsrc, UINT cidl)
1943{
1944 int i;
1945 LPITEMIDLIST * apidldest = (LPITEMIDLIST*)SHAlloc(cidl * sizeof(LPITEMIDLIST));
1946 if(!apidlsrc) return NULL;
1947
1948 for(i = 0; i < cidl; i++)
1949 apidldest[i] = ODIN_ILClone(apidlsrc[i]);
1950
1951 return apidldest;
1952}
1953
1954/*************************************************************************
1955* _ILCopyCidaToaPidl
1956*
1957* creates aPidl from CIDA
1958*/
1959LPITEMIDLIST * _ILCopyCidaToaPidl(LPITEMIDLIST* pidl, LPCIDA cida)
1960{
1961 int i;
1962 LPITEMIDLIST * dst = (LPITEMIDLIST*)SHAlloc(cida->cidl * sizeof(LPITEMIDLIST));
1963
1964 if(!dst) return NULL;
1965
1966 if (pidl)
1967 *pidl = ODIN_ILClone((LPITEMIDLIST)(&((LPBYTE)cida)[cida->aoffset[0]]));
1968
1969 for(i = 0; i < cida->cidl; i++)
1970 dst[i] = ODIN_ILClone((LPITEMIDLIST)(&((LPBYTE)cida)[cida->aoffset[i + 1]]));
1971
1972 return dst;
1973}
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