source: trunk/src/shell32/pidl.c@ 7098

Last change on this file since 7098 was 7098, checked in by phaller, 24 years ago

ILIsEqual slightly faster
File size: 46.8 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 (pidl1->mkid.cb && pidl2->mkid.cb)
487 {
488 // compare lengths first
489 if (pidl1->mkid.cb != pidl2->mkid.cb)
490 return FALSE;
491
492// _ILSimpleGetText(pidltemp1, szData1, MAX_PATH);
493// _ILSimpleGetText(pidltemp2, szData2, MAX_PATH);
494//
495// if (strcasecmp ( szData1, szData2 )!=0 )
496 if (_ILSimpleCompareText(pidl1, pidl2) != 0)
497 return FALSE;
498
499 pidl1 = ODIN_ILGetNext(pidl1);
500 pidl2 = ODIN_ILGetNext(pidl2);
501 }
502
503 if (!pidl1->mkid.cb && !pidl2->mkid.cb)
504 {
505 return TRUE;
506 }
507
508 return FALSE;
509}
510/*************************************************************************
511 * ILIsParent [SHELL32.23]
512 *
513 * parent=a/b child=a/b/c -> true, c is in folder a/b
514 * child=a/b/c/d -> false if bImmediate is true, d is not in folder a/b
515 * child=a/b/c/d -> true if bImmediate is false, d is in a subfolder of a/b
516 */
517ODINFUNCTION3(BOOL, ILIsParent,
518 LPCITEMIDLIST, pidlParent,
519 LPCITEMIDLIST, pidlChild,
520 BOOL, bImmediate)
521{
522 char szData1[MAX_PATH];
523 char szData2[MAX_PATH];
524
525 LPITEMIDLIST pParent = pidlParent;
526 LPITEMIDLIST pChild = pidlChild;
527
528 TRACE("%p %p %x\n", pidlParent, pidlChild, bImmediate);
529
530 while (pParent->mkid.cb && pChild->mkid.cb)
531 {
532// _ILSimpleGetText(pParent, szData1, MAX_PATH);
533// _ILSimpleGetText(pChild, szData2, MAX_PATH);
534//
535// if (strcasecmp ( szData1, szData2 )!=0 )
536 if ( _ILSimpleCompareText(pParent, pChild) != 0)
537 return FALSE;
538
539 pParent = ODIN_ILGetNext(pParent);
540 pChild = ODIN_ILGetNext(pChild);
541 }
542
543 if ( pParent->mkid.cb || ! pChild->mkid.cb) /* child shorter or has equal length to parent */
544 return FALSE;
545
546 if ( ODIN_ILGetNext(pChild)->mkid.cb && bImmediate) /* not immediate descent */
547 return FALSE;
548
549 return TRUE;
550}
551
552/*************************************************************************
553 * ILFindChild [SHELL32.24]
554 *
555 * NOTES
556 * Compares elements from pidl1 and pidl2.
557 *
558 * pidl1 is desktop pidl2
559 * pidl1 shorter pidl2 pointer to first different element of pidl2
560 * if there was at least one equal element
561 * pidl2 shorter pidl1 0
562 * pidl2 equal pidl1 pointer to last 0x00-element of pidl2
563 */
564ODINFUNCTION2(LPITEMIDLIST, ILFindChild,
565 LPCITEMIDLIST, pidl1,
566 LPCITEMIDLIST, pidl2)
567{
568 char szData1[MAX_PATH];
569 char szData2[MAX_PATH];
570
571 LPITEMIDLIST pidltemp1 = pidl1;
572 LPITEMIDLIST pidltemp2 = pidl2;
573 LPITEMIDLIST ret=NULL;
574
575 TRACE("pidl1=%p pidl2=%p\n",pidl1, pidl2);
576
577 /* explorer reads from registry directly (StreamMRU),
578 so we can only check here */
579 if ((!pcheck (pidl1)) || (!pcheck (pidl2)))
580 return FALSE;
581
582 pdump (pidl1);
583 pdump (pidl2);
584
585 if ( _ILIsDesktop(pidl1) )
586 {
587 ret = pidl2;
588 }
589 else
590 {
591 while (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
592 {
593// _ILSimpleGetText(pidltemp1, szData1, MAX_PATH);
594// _ILSimpleGetText(pidltemp2, szData2, MAX_PATH);
595//
596// if (strcasecmp(szData1,szData2))
597 if ( _ILSimpleCompareText( pidltemp1, pidltemp2 ) )
598 break;
599
600 pidltemp1 = ODIN_ILGetNext(pidltemp1);
601 pidltemp2 = ODIN_ILGetNext(pidltemp2);
602 ret = pidltemp2;
603 }
604
605 if (pidltemp1->mkid.cb)
606 {
607 ret = NULL; /* elements of pidl1 left*/
608 }
609 }
610 TRACE_(shell)("--- %p\n", ret);
611 return ret; /* pidl 1 is shorter */
612}
613
614/*************************************************************************
615 * ILCombine [SHELL32.25]
616 *
617 * NOTES
618 * Concatenates two complex idlists.
619 * The pidl is the first one, pidlsub the next one
620 * Does not destroy the passed in idlists!
621 */
622ODINFUNCTION2(LPITEMIDLIST, ILCombine,
623 LPCITEMIDLIST, pidl1,
624 LPCITEMIDLIST, pidl2)
625{
626 DWORD len1,len2;
627 LPITEMIDLIST pidlNew;
628
629
630 if(!pidl1 && !pidl2) return NULL;
631
632 pdump (pidl1);
633 pdump (pidl2);
634
635 if(!pidl1)
636 {
637 pidlNew = ODIN_ILClone(pidl2);
638 return pidlNew;
639 }
640
641 if(!pidl2)
642 {
643 pidlNew = ODIN_ILClone(pidl1);
644 return pidlNew;
645 }
646
647 len1 = ODIN_ILGetSize(pidl1)-2;
648 len2 = ODIN_ILGetSize(pidl2);
649 pidlNew = ODIN_SHAlloc(len1+len2);
650
651 if (pidlNew)
652 {
653 memcpy(pidlNew,pidl1,len1);
654 memcpy(((BYTE *)pidlNew)+len1,pidl2,len2);
655 }
656
657 /* TRACE(pidl,"--new pidl=%p\n",pidlNew);*/
658 return pidlNew;
659}
660/*************************************************************************
661 * SHGetRealIDL [SHELL32.98]
662 *
663 * NOTES
664 */
665ODINFUNCTION3(LPITEMIDLIST, SHGetRealIDL,
666 LPSHELLFOLDER, lpsf,
667 LPITEMIDLIST, pidl,
668 DWORD, z)
669{
670 dprintf(("not yet implemented"));
671
672 FIXME("sf=%p pidl=%p 0x%04lx\n",lpsf,pidl,z);
673
674 pdump (pidl);
675 return 0;
676}
677
678/*************************************************************************
679 * SHLogILFromFSIL [SHELL32.95]
680 *
681 * NOTES
682 * pild = CSIDL_DESKTOP ret = 0
683 * pild = CSIDL_DRIVES ret = 0
684 */
685ODINFUNCTION1(LPITEMIDLIST, SHLogILFromFSIL,
686 LPITEMIDLIST, pidl)
687{
688 dprintf(("not yet implemented"));
689
690 FIXME("(pidl=%p)\n",pidl);
691
692 pdump(pidl);
693
694 return 0;
695}
696
697/*************************************************************************
698 * ILGetSize [SHELL32.152]
699 * gets the byte size of an idlist including zero terminator (pidl)
700 *
701 * PARAMETERS
702 * pidl ITEMIDLIST
703 *
704 * RETURNS
705 * size of pidl
706 *
707 * NOTES
708 * exported by ordinal
709 */
710ODINFUNCTION1(DWORD, ILGetSize,
711 LPITEMIDLIST, pidl)
712{
713 LPSHITEMID si = &(pidl->mkid);
714 DWORD len=0;
715
716 // @@@PH this cannot be correct: pidl==NULL would crash!
717 if (pidl)
718 {
719 while (si->cb)
720 {
721 len += si->cb;
722 si = (LPSHITEMID)(((LPBYTE)si)+si->cb);
723 }
724 len += 2;
725 }
726 TRACE("pidl=%p size=%lu\n",pidl, len);
727 return len;
728}
729
730/*************************************************************************
731 * ODIN_ILGetNext [SHELL32.153]
732 * gets the next simple pidl of a complex pidl
733 *
734 * observed return values:
735 * null -> null
736 * desktop -> null
737 * simple pidl -> pointer to 0x0000 element
738 *
739 */
740ODINFUNCTION1(LPITEMIDLIST, ILGetNext,
741 LPITEMIDLIST, pidl)
742{
743 WORD len;
744
745 if(pidl)
746 {
747 len = pidl->mkid.cb;
748 if (len)
749 return (LPITEMIDLIST) (((LPBYTE)pidl)+len);
750 }
751 return NULL;
752}
753/*************************************************************************
754 * ILAppend [SHELL32.154]
755 *
756 * NOTES
757 * Adds the single item to the idlist indicated by pidl.
758 * if bEnd is 0, adds the item to the front of the list,
759 * otherwise adds the item to the end. (???)
760 * Destroys the passed in idlist! (???)
761 */
762ODINFUNCTION3(LPITEMIDLIST, ILAppend,
763 LPITEMIDLIST, pidl,
764 LPCITEMIDLIST, item,
765 BOOL, bEnd)
766{
767 LPITEMIDLIST idlRet;
768
769 WARN("(pidl=%p,pidl=%p,%08u)semi-stub\n",pidl,item,bEnd);
770
771 pdump (pidl);
772 pdump (item);
773
774 if (_ILIsDesktop(pidl))
775 {
776 idlRet = ODIN_ILClone(item);
777 if (pidl)
778 ODIN_SHFree (pidl);
779 return idlRet;
780 }
781
782 if (bEnd)
783 {
784 idlRet=ILCombine(pidl,item);
785 }
786 else
787 {
788 idlRet=ILCombine(item,pidl);
789 }
790
791 ODIN_SHFree(pidl);
792 return idlRet;
793}
794/*************************************************************************
795 * ILFree [SHELL32.155]
796 *
797 * NOTES
798 * free_check_ptr - frees memory (if not NULL)
799 * allocated by SHMalloc allocator
800 * exported by ordinal
801 */
802ODINFUNCTION1(DWORD, ILFree,
803 LPITEMIDLIST, pidl)
804{
805 if(!pidl)
806 return FALSE;
807 ODIN_SHFree(pidl);
808 return TRUE;
809}
810/*************************************************************************
811 * ILGlobalFree [SHELL32.156]
812 *
813 */
814ODINPROCEDURE1(ILGlobalFree,
815 LPCITEMIDLIST, pidl)
816{
817 TRACE("%p\n",pidl);
818
819 if(!pidl) return;
820 pCOMCTL32_Free(pidl);
821}
822/*************************************************************************
823 * ILCreateFromPath [SHELL32.157]
824 *
825 */
826ODINFUNCTION1(LPITEMIDLIST, ILCreateFromPathA,
827 LPCSTR, path)
828{
829 LPITEMIDLIST pidlnew;
830 DWORD attributes = 0;
831
832 TRACE_(shell)("%s\n",path);
833
834 if (SUCCEEDED (SHILCreateFromPathA (path, &pidlnew, &attributes)))
835 return pidlnew;
836 return FALSE;
837}
838
839
840ODINFUNCTION1(LPITEMIDLIST, ILCreateFromPathW,
841 LPCWSTR, path)
842{
843 LPITEMIDLIST pidlnew;
844 DWORD attributes = 0;
845
846 TRACE_(shell)("%s\n",debugstr_w(path));
847
848 if (SUCCEEDED (SHILCreateFromPathW (path, &pidlnew, &attributes)))
849 return pidlnew;
850 return FALSE;
851}
852LPITEMIDLIST WINAPI ILCreateFromPathAW (LPCVOID path)
853{
854 if ( SHELL_OsIsUnicode())
855 return ILCreateFromPathW (path);
856 return ILCreateFromPathA (path);
857}
858/*************************************************************************
859 * SHSimpleIDListFromPath [SHELL32.162]
860 */
861ODINFUNCTION1(LPITEMIDLIST, SHSimpleIDListFromPathA,
862 LPCSTR, lpszPath)
863{
864 LPITEMIDLIST pidl=NULL;
865 HANDLE hFile;
866 WIN32_FIND_DATAA stffile;
867
868 TRACE("path=%s\n", lpszPath);
869
870 if (!lpszPath) return NULL;
871
872 hFile = FindFirstFileA(lpszPath, &stffile);
873
874 if ( hFile != INVALID_HANDLE_VALUE )
875 {
876 if (stffile.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
877 {
878 pidl = _ILCreateFolder (&stffile);
879 }
880 else
881 {
882 pidl = _ILCreateValue (&stffile);
883 }
884 FindClose (hFile);
885 }
886 return pidl;
887}
888
889
890ODINFUNCTION1(LPITEMIDLIST, SHSimpleIDListFromPathW,
891 LPCWSTR, lpszPath)
892{
893 char lpszTemp[MAX_PATH];
894 TRACE("path=%s\n",debugstr_w(lpszPath));
895
896 if (!WideCharToMultiByte( CP_ACP, 0, lpszPath, -1, lpszTemp, sizeof(lpszTemp), NULL, NULL ))
897 lpszTemp[sizeof(lpszTemp)-1] = 0;
898
899 return SHSimpleIDListFromPathA (lpszTemp);
900}
901
902LPITEMIDLIST WINAPI SHSimpleIDListFromPathAW (LPCVOID lpszPath)
903{
904 if ( SHELL_OsIsUnicode())
905 return SHSimpleIDListFromPathW (lpszPath);
906 return SHSimpleIDListFromPathA (lpszPath);
907}
908
909/*************************************************************************
910 * SHGetSpecialFolderLocation [SHELL32.223]
911 *
912 * gets the folder locations from the registry and creates a pidl
913 * creates missing reg keys and directorys
914 *
915 * PARAMS
916 * hwndOwner [I]
917 * nFolder [I] CSIDL_xxxxx
918 * ppidl [O] PIDL of a special folder
919 *
920 */
921ODINFUNCTION3(HRESULT, SHGetSpecialFolderLocation,
922 HWND, hwndOwner,
923 INT, nFolder,
924 LPITEMIDLIST *, ppidl)
925{
926 CHAR szPath[MAX_PATH];
927 HRESULT hr = E_INVALIDARG;
928
929 TRACE_(shell)("(%04x,0x%x,%p)\n", hwndOwner,nFolder,ppidl);
930
931 if (ppidl)
932 {
933 *ppidl = NULL;
934 switch (nFolder)
935 {
936 case CSIDL_DESKTOP:
937 *ppidl = _ILCreateDesktop();
938 break;
939
940 case CSIDL_DRIVES:
941 *ppidl = _ILCreateMyComputer();
942 break;
943
944 case CSIDL_NETWORK:
945 *ppidl = _ILCreateNetwork ();
946 break;
947
948 case CSIDL_CONTROLS:
949 *ppidl = _ILCreateControl ();
950 break;
951
952 case CSIDL_PRINTERS:
953 *ppidl = _ILCreatePrinter ();
954 break;
955
956 case CSIDL_BITBUCKET:
957 *ppidl = _ILCreateBitBucket ();
958 break;
959
960 default:
961 if (SHGetSpecialFolderPathA(hwndOwner, szPath, nFolder, TRUE))
962 {
963 DWORD attributes=0;
964 TRACE_(shell)("Value=%s\n",szPath);
965 hr = SHILCreateFromPathA(szPath, ppidl, &attributes);
966 }
967 }
968 if(*ppidl) hr = NOERROR;
969 }
970
971 TRACE_(shell)("-- (new pidl %p)\n",*ppidl);
972 return hr;
973}
974
975/*************************************************************************
976 * SHGetFolderLocation [SHELL32]
977 *
978 * NOTES
979 * the pidl can be a simple one. since we cant get the path out of the pidl
980 * we have to take all data from the pidl
981 */
982ODINFUNCTION5(HRESULT, SHGetFolderLocation,
983 HWND, hwnd,
984 int, csidl,
985 HANDLE, hToken,
986 DWORD, dwFlags,
987 LPITEMIDLIST *, ppidl)
988{
989 FIXME("0x%04x 0x%08x 0x%08x 0x%08lx %p\n",
990 hwnd, csidl, hToken, dwFlags, ppidl);
991 return SHGetSpecialFolderLocation(hwnd, csidl, ppidl);
992}
993
994/*************************************************************************
995 * SHGetDataFromIDListA [SHELL32.247]
996 *
997 * NOTES
998 * the pidl can be a simple one. since we cant get the path out of the pidl
999 * we have to take all data from the pidl
1000 */
1001ODINFUNCTION5(HRESULT, SHGetDataFromIDListA,
1002 LPSHELLFOLDER, psf,
1003 LPCITEMIDLIST, pidl,
1004 int, nFormat,
1005 LPVOID, dest,
1006 int, len)
1007{
1008 TRACE_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
1009
1010 pdump(pidl);
1011 if (!psf || !dest ) return E_INVALIDARG;
1012
1013 switch (nFormat)
1014 {
1015 case SHGDFIL_FINDDATA:
1016 {
1017 WIN32_FIND_DATAA * pfd = dest;
1018
1019 if ( len < sizeof (WIN32_FIND_DATAA)) return E_INVALIDARG;
1020
1021 ZeroMemory(pfd, sizeof (WIN32_FIND_DATAA));
1022 _ILGetFileDateTime( pidl, &(pfd->ftLastWriteTime));
1023 pfd->dwFileAttributes = _ILGetFileAttributes(pidl, NULL, 0);
1024 pfd->nFileSizeLow = _ILGetFileSize ( pidl, NULL, 0);
1025 lstrcpynA(pfd->cFileName,_ILGetTextPointer(pidl), MAX_PATH);
1026 lstrcpynA(pfd->cAlternateFileName,_ILGetSTextPointer(pidl), 14);
1027 }
1028 return NOERROR;
1029
1030 case SHGDFIL_NETRESOURCE:
1031 case SHGDFIL_DESCRIPTIONID:
1032 FIXME_(shell)("SHGDFIL %i stub\n", nFormat);
1033 break;
1034
1035 default:
1036 ERR_(shell)("Unknown SHGDFIL %i, please report\n", nFormat);
1037 }
1038
1039 return E_INVALIDARG;
1040}
1041/*************************************************************************
1042 * SHGetDataFromIDListW [SHELL32.247]
1043 *
1044 */
1045ODINFUNCTION5(HRESULT, SHGetDataFromIDListW,
1046 LPSHELLFOLDER, psf,
1047 LPCITEMIDLIST, pidl,
1048 int, nFormat,
1049 LPVOID, dest,
1050 int, len)
1051{
1052 TRACE_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
1053
1054 pdump(pidl);
1055
1056 if (! psf || !dest ) return E_INVALIDARG;
1057
1058 switch (nFormat)
1059 {
1060 case SHGDFIL_FINDDATA:
1061 {
1062 WIN32_FIND_DATAW * pfd = dest;
1063
1064 if ( len < sizeof (WIN32_FIND_DATAW)) return E_INVALIDARG;
1065
1066 ZeroMemory(pfd, sizeof (WIN32_FIND_DATAA));
1067 _ILGetFileDateTime( pidl, &(pfd->ftLastWriteTime));
1068 pfd->dwFileAttributes = _ILGetFileAttributes(pidl, NULL, 0);
1069 pfd->nFileSizeLow = _ILGetFileSize ( pidl, NULL, 0);
1070 if (!MultiByteToWideChar( CP_ACP, 0, _ILGetTextPointer(pidl), -1,
1071 pfd->cFileName, MAX_PATH ))
1072 pfd->cFileName[MAX_PATH-1] = 0;
1073 if (!MultiByteToWideChar( CP_ACP, 0, _ILGetSTextPointer(pidl), -1,
1074 pfd->cAlternateFileName, 14 ))
1075 pfd->cFileName[13] = 0;
1076 }
1077 return NOERROR;
1078 case SHGDFIL_NETRESOURCE:
1079 case SHGDFIL_DESCRIPTIONID:
1080 FIXME_(shell)("SHGDFIL %i stub\n", nFormat);
1081 break;
1082
1083 default:
1084 ERR_(shell)("Unknown SHGDFIL %i, please report\n", nFormat);
1085 }
1086
1087 return E_INVALIDARG;
1088}
1089
1090/*************************************************************************
1091 * SHGetPathFromIDListA [SHELL32.261][NT 4.0: SHELL32.220]
1092 *
1093 * PARAMETERS
1094 * pidl, [IN] pidl
1095 * pszPath [OUT] path
1096 *
1097 * RETURNS
1098 * path from a passed PIDL.
1099 *
1100 * NOTES
1101 * NULL returns FALSE
1102 * desktop pidl gives path to desktopdirectory back
1103 * special pidls returning FALSE
1104 *
1105 * FIXME
1106 * fnGetDisplayNameOf can return different types of OLEString
1107 */
1108ODINFUNCTION2(BOOL, SHGetPathFromIDListA,
1109 LPCITEMIDLIST, pidl,
1110 LPSTR, pszPath)
1111{ STRRET str;
1112 LPSHELLFOLDER shellfolder;
1113
1114 TRACE_(shell)("(pidl=%p,%p)\n",pidl,pszPath);
1115
1116 if (!pidl) return FALSE;
1117
1118 pdump(pidl);
1119
1120 if(_ILIsDesktop(pidl))
1121 {
1122 SHGetSpecialFolderPathA(0, pszPath, CSIDL_DESKTOPDIRECTORY, FALSE);
1123 }
1124 else if (_ILIsSpecialFolder(ILFindLastID(pidl)))
1125 {
1126 /* we are somewhere in a special folder */
1127 return FALSE;
1128 }
1129 else
1130 {
1131 if (SHGetDesktopFolder(&shellfolder)==S_OK)
1132 {
1133 IShellFolder_GetDisplayNameOf(shellfolder,pidl,SHGDN_FORPARSING,&str);
1134 StrRetToStrNA (pszPath, MAX_PATH, &str, pidl);
1135 IShellFolder_Release(shellfolder);
1136 }
1137 }
1138 TRACE_(shell)("-- (%s)\n",pszPath);
1139
1140 return TRUE;
1141}
1142/*************************************************************************
1143 * SHGetPathFromIDListW [SHELL32.262]
1144 */
1145ODINFUNCTION2(BOOL, SHGetPathFromIDListW,
1146 LPCITEMIDLIST, pidl,
1147 LPWSTR, pszPath)
1148{ char sTemp[MAX_PATH];
1149
1150 TRACE_(shell)("(pidl=%p)\n", pidl);
1151
1152 SHGetPathFromIDListA (pidl, sTemp);
1153 MultiByteToWideChar( CP_ACP, 0, sTemp, -1, pszPath, MAX_PATH );
1154
1155 TRACE_(shell)("-- (%s)\n",debugstr_w(pszPath));
1156
1157 return TRUE;
1158}
1159
1160/*************************************************************************
1161 * SHBindToParent [shell version 5.0]
1162 */
1163ODINFUNCTION4(HRESULT, SHBindToParent,
1164 LPCITEMIDLIST, pidl,
1165 REFIID, riid,
1166 LPVOID *,ppv,
1167 LPCITEMIDLIST *,ppidlLast)
1168{
1169 IShellFolder * psf;
1170 LPITEMIDLIST pidlChild, pidlParent;
1171 HRESULT hr=E_FAIL;
1172
1173 TRACE_(shell)("pidl=%p\n", pidl);
1174 pdump(pidl);
1175
1176 *ppv = NULL;
1177 if (ppidlLast) *ppidlLast = NULL;
1178
1179 if (_ILIsPidlSimple(pidl))
1180 {
1181 /* we are on desktop level */
1182 if (ppidlLast)
1183 *ppidlLast = ODIN_ILClone(pidl);
1184 hr = SHGetDesktopFolder((IShellFolder**)ppv);
1185 }
1186 else
1187 {
1188 pidlChild = ODIN_ILClone(ILFindLastID(pidl));
1189 pidlParent = ODIN_ILClone(pidl);
1190 ILRemoveLastID(pidlParent);
1191
1192 hr = SHGetDesktopFolder(&psf);
1193
1194 if (SUCCEEDED(hr))
1195 hr = IShellFolder_BindToObject(psf, pidlParent, NULL, riid, ppv);
1196
1197 if (SUCCEEDED(hr) && ppidlLast)
1198 *ppidlLast = pidlChild;
1199 else
1200 ILFree (pidlChild);
1201
1202 ODIN_SHFree (pidlParent);
1203 if (psf) IShellFolder_Release(psf);
1204 }
1205
1206
1207 TRACE_(shell)("-- psf=%p pidl=%p ret=0x%08lx\n", *ppv, (ppidlLast)?*ppidlLast:NULL, hr);
1208 return hr;
1209}
1210
1211/*************************************************************************
1212 * SHGetPathFromIDListAW [SHELL32.221][NT 4.0: SHELL32.219]
1213 */
1214ODINFUNCTION2(BOOL, SHGetPathFromIDListAW,
1215 LPCITEMIDLIST, pidl,
1216 LPVOID, pszPath)
1217{
1218 TRACE_(shell)("(pidl=%p,%p)\n",pidl,pszPath);
1219
1220 if (SHELL_OsIsUnicode())
1221 return SHGetPathFromIDListW(pidl,pszPath);
1222 return SHGetPathFromIDListA(pidl,pszPath);
1223}
1224
1225/**************************************************************************
1226 *
1227 * internal functions
1228 *
1229 * ### 1. section creating pidls ###
1230 *
1231 *************************************************************************
1232 * _ILCreateDesktop()
1233 * _ILCreateIExplore()
1234 * _ILCreateMyComputer()
1235 * _ILCreateDrive()
1236 * _ILCreateFolder()
1237 * _ILCreateValue()
1238 */
1239LPITEMIDLIST _ILCreateDesktop()
1240{ TRACE("()\n");
1241 return _ILCreate(PT_DESKTOP, NULL, 0);
1242}
1243
1244LPITEMIDLIST _ILCreateMyComputer()
1245{ TRACE("()\n");
1246 return _ILCreate(PT_MYCOMP, &CLSID_MyComputer, sizeof(GUID));
1247}
1248
1249LPITEMIDLIST _ILCreateIExplore()
1250{ TRACE("()\n");
1251 return _ILCreate(PT_MYCOMP, &CLSID_Internet, sizeof(GUID));
1252}
1253
1254LPITEMIDLIST _ILCreateControl()
1255{ TRACE("()\n");
1256 return _ILCreate(PT_SPECIAL, &CLSID_ControlPanel, sizeof(GUID));
1257}
1258
1259LPITEMIDLIST _ILCreatePrinter()
1260{ TRACE("()\n");
1261 return _ILCreate(PT_SPECIAL, &CLSID_Printers, sizeof(GUID));
1262}
1263
1264LPITEMIDLIST _ILCreateNetwork()
1265{ TRACE("()\n");
1266 return _ILCreate(PT_MYCOMP, &CLSID_NetworkPlaces, sizeof(GUID));
1267}
1268
1269LPITEMIDLIST _ILCreateBitBucket()
1270{ TRACE("()\n");
1271 return _ILCreate(PT_MYCOMP, &CLSID_RecycleBin, sizeof(GUID));
1272}
1273
1274LPITEMIDLIST _ILCreateDrive( LPCSTR lpszNew)
1275{ char sTemp[4];
1276 lstrcpynA (sTemp,lpszNew,4);
1277 sTemp[2]='\\';
1278 sTemp[3]=0x00;
1279 TRACE("(%s)\n",sTemp);
1280 return _ILCreate(PT_DRIVE,(LPVOID)&sTemp[0],4);
1281}
1282
1283LPITEMIDLIST _ILCreateFolder( WIN32_FIND_DATAA * stffile )
1284{
1285 char buff[MAX_PATH + 14 +1]; /* see WIN32_FIND_DATA */
1286 char * pbuff = buff;
1287 ULONG len, len1;
1288 LPITEMIDLIST pidl;
1289
1290 TRACE("(%s, %s)\n",stffile->cAlternateFileName, stffile->cFileName);
1291
1292 /* prepare buffer with both names */
1293 len = strlen (stffile->cFileName) + 1;
1294 memcpy (pbuff, stffile->cFileName, len);
1295 pbuff += len;
1296
1297 if (stffile->cAlternateFileName)
1298 {
1299 len1 = strlen (stffile->cAlternateFileName)+1;
1300 memcpy (pbuff, stffile->cAlternateFileName, len1);
1301 }
1302 else
1303 {
1304 len1 = 1;
1305 *pbuff = 0x00;
1306 }
1307
1308 pidl = _ILCreate(PT_FOLDER, (LPVOID)buff, len + len1);
1309
1310 /* set attributes */
1311 if (pidl)
1312 {
1313 LPPIDLDATA pData;
1314 pData = _ILGetDataPointer(pidl);
1315 FileTimeToDosDateTime(&(stffile->ftLastWriteTime),&pData->u.folder.uFileDate,&pData->u.folder.uFileTime);
1316 pData->u.folder.dwFileSize = stffile->nFileSizeLow;
1317 pData->u.folder.uFileAttribs=stffile->dwFileAttributes;
1318 }
1319
1320 return pidl;
1321}
1322
1323LPITEMIDLIST _ILCreateValue(WIN32_FIND_DATAA * stffile)
1324{
1325 char buff[MAX_PATH + 14 +1]; /* see WIN32_FIND_DATA */
1326 char * pbuff = buff;
1327 ULONG len, len1;
1328 LPITEMIDLIST pidl;
1329
1330 TRACE("(%s, %s)\n",stffile->cAlternateFileName, stffile->cFileName);
1331
1332 /* prepare buffer with both names */
1333 len = strlen (stffile->cFileName) + 1;
1334 memcpy (pbuff, stffile->cFileName, len);
1335 pbuff += len;
1336
1337 if (stffile->cAlternateFileName)
1338 {
1339 len1 = strlen (stffile->cAlternateFileName)+1;
1340 memcpy (pbuff, stffile->cAlternateFileName, len1);
1341 }
1342 else
1343 {
1344 len1 = 1;
1345 *pbuff = 0x00;
1346 }
1347
1348 pidl = _ILCreate(PT_VALUE, (LPVOID)buff, len + len1);
1349
1350 /* set attributes */
1351 if (pidl)
1352 {
1353 LPPIDLDATA pData;
1354 pData = _ILGetDataPointer(pidl);
1355 FileTimeToDosDateTime(&(stffile->ftLastWriteTime),&pData->u.folder.uFileDate,&pData->u.folder.uFileTime);
1356 pData->u.folder.dwFileSize = stffile->nFileSizeLow;
1357 pData->u.folder.uFileAttribs=stffile->dwFileAttributes;
1358 }
1359
1360 return pidl;
1361}
1362
1363LPITEMIDLIST _ILCreateSpecial(LPCSTR szGUID)
1364{
1365 IID iid;
1366 WCHAR buffer[40];
1367
1368 if (!MultiByteToWideChar( CP_ACP, 0, szGUID, -1, buffer, sizeof(buffer)/sizeof(WCHAR) ))
1369 return NULL;
1370 CLSIDFromString( buffer, &iid );
1371 return _ILCreate(PT_MYCOMP, &iid, sizeof(IID));
1372}
1373
1374/**************************************************************************
1375 * _ILCreate()
1376 * Creates a new PIDL
1377 * type = PT_DESKTOP | PT_DRIVE | PT_FOLDER | PT_VALUE
1378 * pIn = data
1379 * uInSize = size of data (raw)
1380 */
1381
1382LPITEMIDLIST _ILCreate(PIDLTYPE type, LPCVOID pIn, UINT uInSize)
1383{
1384 LPITEMIDLIST pidlOut = NULL, pidlTemp = NULL;
1385 LPPIDLDATA pData;
1386 UINT uSize = 0;
1387 LPSTR pszDest;
1388
1389 TRACE("(0x%02x %p %i)\n",type,pIn,uInSize);
1390
1391 switch (type)
1392 {
1393 case PT_DESKTOP:
1394 uSize = 0;
1395 break;
1396 case PT_SPECIAL:
1397 case PT_MYCOMP:
1398 uSize = 2 + 2 + sizeof(GUID);
1399 break;
1400 case PT_DRIVE:
1401 uSize = 2 + 23;
1402 break;
1403 case PT_FOLDER:
1404 case PT_VALUE:
1405 uSize = 2 + 12 + uInSize;
1406 break;
1407 default:
1408 FIXME("can't create type: 0x%08x\n",type);
1409 return NULL;
1410 }
1411
1412 if(!(pidlOut = ODIN_SHAlloc(uSize + 2))) return NULL;
1413 ZeroMemory(pidlOut, uSize + 2);
1414 pidlOut->mkid.cb = uSize;
1415
1416 switch (type)
1417 {
1418 case PT_DESKTOP:
1419 TRACE("- create Desktop\n");
1420 break;
1421
1422 case PT_SPECIAL:
1423 case PT_MYCOMP:
1424 pData =_ILGetDataPointer(pidlOut);
1425 pData->type = type;
1426 memcpy(&(pData->u.mycomp.guid), pIn, uInSize);
1427 TRACE("- create GUID-pidl\n");
1428 break;
1429
1430 case PT_DRIVE:
1431 pData =_ILGetDataPointer(pidlOut);
1432 pData->type = type;
1433 pszDest = _ILGetTextPointer(pidlOut);
1434 memcpy(pszDest, pIn, uInSize);
1435 TRACE("- create Drive: %s\n",debugstr_a(pszDest));
1436 break;
1437
1438 case PT_FOLDER:
1439 case PT_VALUE:
1440 pData =_ILGetDataPointer(pidlOut);
1441 pData->type = type;
1442 pszDest = _ILGetTextPointer(pidlOut);
1443 memcpy(pszDest, pIn, uInSize);
1444 TRACE("- create Value: %s\n",debugstr_a(pszDest));
1445 break;
1446 }
1447
1448 pidlTemp = ODIN_ILGetNext(pidlOut);
1449 if (pidlTemp)
1450 pidlTemp->mkid.cb = 0x00;
1451
1452 TRACE("-- (pidl=%p, size=%u)\n", pidlOut, uSize);
1453 return pidlOut;
1454}
1455
1456/**************************************************************************
1457 * _ILGetDrive()
1458 *
1459 * Gets the text for the drive eg. 'c:\'
1460 *
1461 * RETURNS
1462 * strlen (lpszText)
1463 */
1464DWORD _ILGetDrive(LPCITEMIDLIST pidl,LPSTR pOut, UINT uSize)
1465{ TRACE("(%p,%p,%u)\n",pidl,pOut,uSize);
1466
1467 if(_ILIsMyComputer(pidl))
1468 pidl = ODIN_ILGetNext(pidl);
1469
1470 if (pidl && _ILIsDrive(pidl))
1471 return _ILSimpleGetText(pidl, pOut, uSize);
1472
1473 return 0;
1474}
1475
1476/**************************************************************************
1477 *
1478 * ### 2. section testing pidls ###
1479 *
1480 **************************************************************************
1481 * _ILIsDesktop()
1482 * _ILIsMyComputer()
1483 * _ILIsSpecialFolder()
1484 * _ILIsDrive()
1485 * _ILIsFolder()
1486 * _ILIsValue()
1487 * _ILIsPidlSimple()
1488 */
1489BOOL _ILIsDesktop(LPCITEMIDLIST pidl)
1490{ TRACE("(%p)\n",pidl);
1491 return ( !pidl || (pidl && pidl->mkid.cb == 0x00) );
1492}
1493
1494BOOL _ILIsMyComputer(LPCITEMIDLIST pidl)
1495{
1496 REFIID iid = _ILGetGUIDPointer(pidl);
1497
1498 TRACE("(%p)\n",pidl);
1499
1500 if (iid)
1501 return IsEqualIID(iid, &CLSID_MyComputer);
1502 return FALSE;
1503}
1504
1505BOOL _ILIsSpecialFolder (LPCITEMIDLIST pidl)
1506{
1507 LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1508 TRACE("(%p)\n",pidl);
1509 return (pidl && ( (lpPData && (PT_MYCOMP== lpPData->type || PT_SPECIAL== lpPData->type)) ||
1510 (pidl && pidl->mkid.cb == 0x00)
1511 ));
1512}
1513
1514BOOL _ILIsDrive(LPCITEMIDLIST pidl)
1515{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1516 TRACE("(%p)\n",pidl);
1517 return (pidl && lpPData && (PT_DRIVE == lpPData->type ||
1518 PT_DRIVE1 == lpPData->type ||
1519 PT_DRIVE2 == lpPData->type ||
1520 PT_DRIVE3 == lpPData->type));
1521}
1522
1523BOOL _ILIsFolder(LPCITEMIDLIST pidl)
1524{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1525 TRACE("(%p)\n",pidl);
1526 return (pidl && lpPData && (PT_FOLDER == lpPData->type || PT_FOLDER1 == lpPData->type));
1527}
1528
1529BOOL _ILIsValue(LPCITEMIDLIST pidl)
1530{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
1531 TRACE("(%p)\n",pidl);
1532 return (pidl && lpPData && PT_VALUE == lpPData->type);
1533}
1534
1535/**************************************************************************
1536 * _ILIsPidlSimple
1537 */
1538BOOL _ILIsPidlSimple ( LPCITEMIDLIST pidl)
1539{
1540 BOOL ret = TRUE;
1541
1542 if(! _ILIsDesktop(pidl)) /* pidl=NULL or mkid.cb=0 */
1543 {
1544 WORD len = pidl->mkid.cb;
1545 LPCITEMIDLIST pidlnext = (LPCITEMIDLIST) (((LPBYTE)pidl) + len );
1546 if (pidlnext->mkid.cb)
1547 ret = FALSE;
1548 }
1549
1550 TRACE("%s\n", ret ? "Yes" : "No");
1551 return ret;
1552}
1553
1554/**************************************************************************
1555 *
1556 * ### 3. section getting values from pidls ###
1557 */
1558
1559 /**************************************************************************
1560 * _ILSimpleGetText
1561 *
1562 * gets the text for the first item in the pidl (eg. simple pidl)
1563 *
1564 * returns the length of the string
1565 */
1566DWORD _ILSimpleGetText (LPCITEMIDLIST pidl, LPSTR szOut, UINT uOutSize)
1567{
1568 DWORD dwReturn=0;
1569 LPSTR szSrc;
1570 GUID const * riid;
1571 char szTemp[MAX_PATH];
1572
1573 TRACE("(%p %p %x)\n",pidl,szOut,uOutSize);
1574
1575 if (!pidl) return 0;
1576
1577 if (szOut)
1578 *szOut = 0;
1579
1580 if (_ILIsDesktop(pidl))
1581 {
1582 /* desktop */
1583 if (HCR_GetClassName(&CLSID_ShellDesktop, szTemp, MAX_PATH))
1584 {
1585 if (szOut)
1586 lstrcpynA(szOut, szTemp, uOutSize);
1587
1588 dwReturn = strlen (szTemp);
1589 }
1590 }
1591 else if (( szSrc = _ILGetTextPointer(pidl) ))
1592 {
1593 /* filesystem */
1594 if (szOut)
1595 lstrcpynA(szOut, szSrc, uOutSize);
1596
1597 dwReturn = strlen(szSrc);
1598 }
1599 else if (( riid = _ILGetGUIDPointer(pidl) ))
1600 {
1601 /* special folder */
1602 if ( HCR_GetClassName(riid, szTemp, MAX_PATH) )
1603 {
1604 if (szOut)
1605 lstrcpynA(szOut, szTemp, uOutSize);
1606
1607 dwReturn = strlen (szTemp);
1608 }
1609 }
1610 else
1611 {
1612 ERR("-- no text\n");
1613 }
1614
1615 TRACE("-- (%p=%s 0x%08lx)\n",szOut,(char*)szOut,dwReturn);
1616 return dwReturn;
1617}
1618
1619
1620 /**************************************************************************
1621 * _ILSimpleCompareText
1622 *
1623 * gets the text for the first item in the pidl (eg. simple pidl)
1624 * and compares it with the text for the second pidl
1625 *
1626 * returns the length of the string
1627 */
1628int _ILSimpleCompareText (LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
1629{
1630 LPSTR lpText1;
1631 LPSTR lpText2;
1632
1633 char szTemp1[MAX_PATH];
1634 char szTemp2[MAX_PATH];
1635 GUID const * riid;
1636
1637
1638 if (!pidl1 && !pidl2)
1639 return 0;
1640
1641 if (!pidl1 && pidl2)
1642 return -1;
1643
1644 if (pidl1 && !pidl2)
1645 return 1;
1646
1647
1648 // -------------
1649 // examine pidl1
1650 // -------------
1651 if (_ILIsDesktop(pidl1))
1652 {
1653 HCR_GetClassName(&CLSID_ShellDesktop, szTemp1, MAX_PATH);
1654 lpText1 = szTemp1;
1655 }
1656 else
1657 if ( lpText1 = _ILGetTextPointer(pidl1) )
1658 {
1659 // OK, nice to have a valid pointer :)
1660 }
1661 else
1662 if ( riid = _ILGetGUIDPointer(pidl1) )
1663 {
1664 /* special folder */
1665 HCR_GetClassName(riid, szTemp1, MAX_PATH);
1666 lpText1 = szTemp1;
1667 }
1668 else
1669 lpText1 = "undetermined";
1670
1671 // -------------
1672 // examine pidl2
1673 // -------------
1674 if (_ILIsDesktop(pidl2))
1675 {
1676 HCR_GetClassName(&CLSID_ShellDesktop, szTemp2, MAX_PATH);
1677 lpText2 = szTemp2;
1678 }
1679 else
1680 if ( lpText2 = _ILGetTextPointer(pidl2) )
1681 {
1682 // OK, nice to have a valid pointer :)
1683 }
1684 else
1685 if ( riid = _ILGetGUIDPointer(pidl2) )
1686 {
1687 /* special folder */
1688 HCR_GetClassName(riid, szTemp2, MAX_PATH);
1689 lpText2 = szTemp2;
1690 }
1691 else
1692 lpText2 = "undetermined";
1693
1694
1695 // now finally compare the texts
1696 return strcasecmp(lpText1, lpText2);
1697}
1698
1699
1700/**************************************************************************
1701 *
1702 * ### 4. getting pointers to parts of pidls ###
1703 *
1704 **************************************************************************
1705 * _ILGetDataPointer()
1706 */
1707LPPIDLDATA _ILGetDataPointer(LPITEMIDLIST pidl)
1708{
1709 if(pidl && pidl->mkid.cb != 0x00)
1710 return (LPPIDLDATA) &(pidl->mkid.abID);
1711 return NULL;
1712}
1713
1714/**************************************************************************
1715 * _ILGetTextPointer()
1716 * gets a pointer to the long filename string stored in the pidl
1717 */
1718LPSTR _ILGetTextPointer(LPCITEMIDLIST pidl)
1719{/* TRACE(pidl,"(pidl%p)\n", pidl);*/
1720
1721 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1722
1723 if (pdata)
1724 {
1725 switch (pdata->type)
1726 {
1727 case PT_MYCOMP:
1728 case PT_SPECIAL:
1729 return NULL;
1730
1731 case PT_DRIVE:
1732 case PT_DRIVE1:
1733 case PT_DRIVE2:
1734 case PT_DRIVE3:
1735 return (LPSTR)&(pdata->u.drive.szDriveName);
1736
1737 case PT_FOLDER:
1738 case PT_FOLDER1:
1739 case PT_VALUE:
1740 case PT_IESPECIAL1:
1741 case PT_IESPECIAL2:
1742 return (LPSTR)&(pdata->u.file.szNames);
1743
1744 case PT_WORKGRP:
1745 case PT_COMP:
1746 case PT_NETWORK:
1747 case PT_SHARE:
1748 return (LPSTR)&(pdata->u.network.szNames);
1749 }
1750 }
1751 return NULL;
1752}
1753
1754/**************************************************************************
1755 * _ILGetSTextPointer()
1756 * gets a pointer to the short filename string stored in the pidl
1757 */
1758LPSTR _ILGetSTextPointer(LPCITEMIDLIST pidl)
1759{/* TRACE(pidl,"(pidl%p)\n", pidl);*/
1760
1761 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1762
1763 if (pdata)
1764 {
1765 switch (pdata->type)
1766 {
1767 case PT_FOLDER:
1768 case PT_VALUE:
1769 case PT_IESPECIAL1:
1770 case PT_IESPECIAL2:
1771 return (LPSTR)(pdata->u.file.szNames + strlen (pdata->u.file.szNames) + 1);
1772
1773 case PT_WORKGRP:
1774 return (LPSTR)(pdata->u.network.szNames + strlen (pdata->u.network.szNames) + 1);
1775 }
1776 }
1777 return NULL;
1778}
1779
1780/**************************************************************************
1781 * _ILGetGUIDPointer()
1782 *
1783 * returns reference to guid stored in some pidls
1784 */
1785REFIID _ILGetGUIDPointer(LPCITEMIDLIST pidl)
1786{
1787 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1788
1789 if (pdata)
1790 {
1791 switch (pdata->type)
1792 {
1793 case PT_SPECIAL:
1794 case PT_MYCOMP:
1795 return (REFIID) &(pdata->u.mycomp.guid);
1796 }
1797 }
1798 return NULL;
1799}
1800
1801/*************************************************************************
1802 * _ILGetFileDateTime
1803 *
1804 * Given the ItemIdList, get the FileTime
1805 *
1806 * PARAMS
1807 * pidl [I] The ItemIDList
1808 * pFt [I] the resulted FILETIME of the file
1809 *
1810 * RETURNS
1811 * True if Successful
1812 *
1813 * NOTES
1814 *
1815 */
1816BOOL _ILGetFileDateTime(LPCITEMIDLIST pidl, FILETIME *pFt)
1817{
1818 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1819
1820 if(! pdata) return FALSE;
1821
1822 switch (pdata->type)
1823 {
1824 case PT_FOLDER:
1825 DosDateTimeToFileTime(pdata->u.folder.uFileDate, pdata->u.folder.uFileTime, pFt);
1826 break;
1827 case PT_VALUE:
1828 DosDateTimeToFileTime(pdata->u.file.uFileDate, pdata->u.file.uFileTime, pFt);
1829 break;
1830 default:
1831 return FALSE;
1832 }
1833 return TRUE;
1834}
1835
1836BOOL _ILGetFileDate (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1837{
1838 FILETIME ft,lft;
1839 SYSTEMTIME time;
1840
1841 if (! _ILGetFileDateTime( pidl, &ft )) return FALSE;
1842
1843 FileTimeToLocalFileTime(&ft, &lft);
1844 FileTimeToSystemTime (&lft, &time);
1845 return GetDateFormatA(LOCALE_USER_DEFAULT,DATE_SHORTDATE,&time, NULL, pOut, uOutSize);
1846}
1847
1848/*************************************************************************
1849 * _ILGetFileSize
1850 *
1851 * Given the ItemIdList, get the FileSize
1852 *
1853 * PARAMS
1854 * pidl [I] The ItemIDList
1855 * pOut [I] The buffer to save the result
1856 * uOutsize [I] The size of the buffer
1857 *
1858 * RETURNS
1859 * The FileSize
1860 *
1861 * NOTES
1862 * pOut can be null when no string is needed
1863 *
1864 */
1865DWORD _ILGetFileSize (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1866{
1867 LPPIDLDATA pdata =_ILGetDataPointer(pidl);
1868 DWORD dwSize;
1869
1870 if(! pdata) return 0;
1871
1872 switch (pdata->type)
1873 {
1874 case PT_VALUE:
1875 dwSize = pdata->u.file.dwFileSize;
1876 if (pOut) StrFormatByteSizeA(dwSize, pOut, uOutSize);
1877 return dwSize;
1878 }
1879 if (pOut) *pOut = 0x00;
1880 return 0;
1881}
1882
1883BOOL _ILGetExtension (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1884{
1885 char szTemp[MAX_PATH];
1886 const char * pPoint;
1887 LPITEMIDLIST pidlTemp=pidl;
1888
1889 TRACE("pidl=%p\n",pidl);
1890
1891 if (!pidl) return FALSE;
1892
1893 pidlTemp = ILFindLastID(pidl);
1894
1895 if (!_ILIsValue(pidlTemp)) return FALSE;
1896 if (!_ILSimpleGetText(pidlTemp, szTemp, MAX_PATH)) return FALSE;
1897
1898 pPoint = PathFindExtensionA(szTemp);
1899
1900 if (! *pPoint) return FALSE;
1901
1902 pPoint++;
1903 lstrcpynA(pOut, pPoint, uOutSize);
1904 TRACE("%s\n",pOut);
1905
1906 return TRUE;
1907}
1908
1909/*************************************************************************
1910 * _ILGetFileType
1911 *
1912 * Given the ItemIdList, get the file type description
1913 *
1914 * PARAMS
1915 * pidl [I] The ItemIDList (simple)
1916 * pOut [I] The buffer to save the result
1917 * uOutsize [I] The size of the buffer
1918 *
1919 * RETURNS
1920 * nothing
1921 *
1922 * NOTES
1923 * This function copies as much as possible into the buffer.
1924 */
1925void _ILGetFileType(LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1926{
1927 if(_ILIsValue(pidl))
1928 {
1929 char sTemp[64];
1930 if(uOutSize > 0)
1931 {
1932 pOut[0] = 0;
1933 }
1934 if (_ILGetExtension (pidl, sTemp, 64))
1935 {
1936 if (!( HCR_MapTypeToValue(sTemp, sTemp, 64, TRUE)
1937 && HCR_MapTypeToValue(sTemp, pOut, uOutSize, FALSE )))
1938 {
1939 lstrcpynA (pOut, sTemp, uOutSize - 6);
1940 strcat (pOut, "-file");
1941 }
1942 }
1943 }
1944 else
1945 {
1946 lstrcpynA(pOut, "Folder", uOutSize);
1947 }
1948}
1949
1950/*************************************************************************
1951 * _ILGetFileAttributes
1952 *
1953 * Given the ItemIdList, get the Attrib string format
1954 *
1955 * PARAMS
1956 * pidl [I] The ItemIDList
1957 * pOut [I] The buffer to save the result
1958 * uOutsize [I] The size of the Buffer
1959 *
1960 * RETURNS
1961 * Attributes
1962 *
1963 * FIXME
1964 * return value 0 in case of error is a valid return value
1965 *
1966 */
1967DWORD _ILGetFileAttributes(LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
1968{
1969 LPPIDLDATA pData =_ILGetDataPointer(pidl);
1970 WORD wAttrib = 0;
1971 int i;
1972
1973 if(! pData) return 0;
1974
1975 switch(pData->type)
1976 {
1977 case PT_FOLDER:
1978 wAttrib = pData->u.folder.uFileAttribs;
1979 break;
1980 case PT_VALUE:
1981 wAttrib = pData->u.file.uFileAttribs;
1982 break;
1983 }
1984
1985 if(uOutSize >= 6)
1986 {
1987 i=0;
1988 if(wAttrib & FILE_ATTRIBUTE_READONLY)
1989 {
1990 pOut[i++] = 'R';
1991 }
1992 if(wAttrib & FILE_ATTRIBUTE_HIDDEN)
1993 {
1994 pOut[i++] = 'H';
1995 }
1996 if(wAttrib & FILE_ATTRIBUTE_SYSTEM)
1997 {
1998 pOut[i++] = 'S';
1999 }
2000 if(wAttrib & FILE_ATTRIBUTE_ARCHIVE)
2001 {
2002 pOut[i++] = 'A';
2003 }
2004 if(wAttrib & FILE_ATTRIBUTE_COMPRESSED)
2005 {
2006 pOut[i++] = 'C';
2007 }
2008 pOut[i] = 0x00;
2009 }
2010 return wAttrib;
2011}
2012
2013/*************************************************************************
2014* ILFreeaPidl
2015*
2016* free a aPidl struct
2017*/
2018void _ILFreeaPidl(LPITEMIDLIST * apidl, UINT cidl)
2019{
2020 int i;
2021
2022 if(apidl)
2023 {
2024 for(i = 0; i < cidl; i++) ODIN_SHFree(apidl[i]);
2025 ODIN_SHFree(apidl);
2026 }
2027}
2028
2029/*************************************************************************
2030* ILCopyaPidl
2031*
2032* copys a aPidl struct
2033*/
2034LPITEMIDLIST * _ILCopyaPidl(LPITEMIDLIST * apidlsrc, UINT cidl)
2035{
2036 int i;
2037 LPITEMIDLIST * apidldest = (LPITEMIDLIST*)ODIN_SHAlloc(cidl * sizeof(LPITEMIDLIST));
2038 if(!apidlsrc) return NULL;
2039
2040 for(i = 0; i < cidl; i++)
2041 apidldest[i] = ODIN_ILClone(apidlsrc[i]);
2042
2043 return apidldest;
2044}
2045
2046/*************************************************************************
2047* _ILCopyCidaToaPidl
2048*
2049* creates aPidl from CIDA
2050*/
2051LPITEMIDLIST * _ILCopyCidaToaPidl(LPITEMIDLIST* pidl, LPCIDA cida)
2052{
2053 int i;
2054 LPITEMIDLIST * dst = (LPITEMIDLIST*)ODIN_SHAlloc(cida->cidl * sizeof(LPITEMIDLIST));
2055
2056 if(!dst) return NULL;
2057
2058 if (pidl)
2059 *pidl = ODIN_ILClone((LPITEMIDLIST)(&((LPBYTE)cida)[cida->aoffset[0]]));
2060
2061 for(i = 0; i < cida->cidl; i++)
2062 dst[i] = ODIN_ILClone((LPITEMIDLIST)(&((LPBYTE)cida)[cida->aoffset[i + 1]]));
2063
2064 return dst;
2065}
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