1221 lines
30 KiB
C
1221 lines
30 KiB
C
/*
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* pidl Handling
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*
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* Copyright 1998 Juergen Schmied
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*
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* NOTES
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* a pidl == NULL means desktop and is legal
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*
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*/
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include "debugtools.h"
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#include "shell.h"
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#include "shlguid.h"
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#include "winerror.h"
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#include "winnls.h"
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#include "winversion.h"
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#include "shell32_main.h"
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#include "pidl.h"
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DECLARE_DEBUG_CHANNEL(pidl)
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DECLARE_DEBUG_CHANNEL(shell)
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static char * szMyComp = "My Computer"; /* for comparing */
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void pdump (LPCITEMIDLIST pidl)
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{ DWORD type;
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CHAR * szData;
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CHAR * szShortName;
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LPITEMIDLIST pidltemp = pidl;
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if (! pidltemp)
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{ TRACE_(pidl)("-------- pidl = NULL (Root)\n");
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return;
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}
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TRACE_(pidl)("-------- pidl=%p \n", pidl);
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if (pidltemp->mkid.cb)
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{ do
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{ type = _ILGetDataPointer(pidltemp)->type;
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szData = _ILGetTextPointer(type, _ILGetDataPointer(pidltemp));
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szShortName = _ILGetSTextPointer(type, _ILGetDataPointer(pidltemp));
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TRACE_(pidl)("---- pidl=%p size=%u type=%lx %s, (%s)\n",
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pidltemp, pidltemp->mkid.cb,type,debugstr_a(szData), debugstr_a(szShortName));
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pidltemp = ILGetNext(pidltemp);
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} while (pidltemp->mkid.cb);
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return;
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}
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else
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TRACE_(pidl)("empty pidl (Desktop)\n");
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}
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#define BYTES_PRINTED 32
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BOOL pcheck (LPCITEMIDLIST pidl)
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{ DWORD type, ret=TRUE;
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LPITEMIDLIST pidltemp = pidl;
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if (pidltemp && pidltemp->mkid.cb)
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{ do
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{ type = _ILGetDataPointer(pidltemp)->type;
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switch (type)
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{ case PT_DESKTOP:
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case PT_MYCOMP:
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case PT_SPECIAL:
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case PT_DRIVE:
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case PT_FOLDER:
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case PT_VALUE:
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case PT_DRIVE1:
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case PT_FOLDER1:
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case PT_WORKGRP:
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case PT_COMP:
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case PT_NETWORK:
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case PT_SHARE:
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break;
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default:
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{
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char szTemp[BYTES_PRINTED*4 + 1];
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int i;
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unsigned char c;
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memset(szTemp, ' ', BYTES_PRINTED*4 + 1);
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for ( i = 0; (i<pidltemp->mkid.cb) && (i<BYTES_PRINTED); i++)
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{
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c = ((unsigned char *)pidltemp)[i];
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szTemp[i*3+0] = ((c>>4)>9)? (c>>4)+55 : (c>>4)+48;
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szTemp[i*3+1] = ((0x0F&c)>9)? (0x0F&c)+55 : (0x0F&c)+48;
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szTemp[i*3+2] = ' ';
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szTemp[i+BYTES_PRINTED*3] = (c>=0x20 && c <=0x80) ? c : '.';
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}
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szTemp[BYTES_PRINTED*4] = 0x00;
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ERR_(pidl)("unknown IDLIST type size=%u type=%lx\n%s\n",pidltemp->mkid.cb,type, szTemp);
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ret = FALSE;
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}
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}
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pidltemp = ILGetNext(pidltemp);
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} while (pidltemp->mkid.cb);
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}
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return ret;
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}
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/*************************************************************************
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* ILGetDisplayName [SHELL32.15]
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*/
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BOOL WINAPI ILGetDisplayName(LPCITEMIDLIST pidl,LPSTR path)
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{ TRACE_(shell)("pidl=%p %p semi-stub\n",pidl,path);
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return SHGetPathFromIDListA(pidl, path);
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}
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/*************************************************************************
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* ILFindLastID [SHELL32.16]
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*/
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LPITEMIDLIST WINAPI ILFindLastID(LPITEMIDLIST pidl)
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{ LPITEMIDLIST pidlLast = NULL;
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TRACE_(pidl)("(pidl=%p)\n",pidl);
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while (pidl->mkid.cb)
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{ pidlLast = pidl;
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pidl = ILGetNext(pidl);
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}
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return pidlLast;
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}
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/*************************************************************************
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* ILRemoveLastID [SHELL32.17]
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* NOTES
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* Removes the last item
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*/
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BOOL WINAPI ILRemoveLastID(LPCITEMIDLIST pidl)
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{ TRACE_(shell)("pidl=%p\n",pidl);
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if (!pidl || !pidl->mkid.cb)
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return 0;
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ILFindLastID(pidl)->mkid.cb = 0;
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return 1;
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}
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/*************************************************************************
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* ILClone [SHELL32.18]
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*
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* NOTES
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* dupicate an idlist
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*/
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LPITEMIDLIST WINAPI ILClone (LPCITEMIDLIST pidl)
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{ DWORD len;
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LPITEMIDLIST newpidl;
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if (!pidl)
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return NULL;
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len = ILGetSize(pidl);
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newpidl = (LPITEMIDLIST)SHAlloc(len);
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if (newpidl)
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memcpy(newpidl,pidl,len);
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TRACE_(pidl)("pidl=%p newpidl=%p\n",pidl, newpidl);
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pdump(pidl);
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return newpidl;
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}
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/*************************************************************************
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* ILCloneFirst [SHELL32.19]
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*
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* NOTES
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* duplicates the first idlist of a complex pidl
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*/
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LPITEMIDLIST WINAPI ILCloneFirst(LPCITEMIDLIST pidl)
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{ DWORD len;
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LPITEMIDLIST newpidl=NULL;
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TRACE_(pidl)("pidl=%p \n",pidl);
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pdump(pidl);
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if (pidl)
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{ len = pidl->mkid.cb;
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newpidl = (LPITEMIDLIST) SHAlloc (len+2);
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if (newpidl)
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{ memcpy(newpidl,pidl,len);
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ILGetNext(newpidl)->mkid.cb = 0x00;
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}
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}
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TRACE_(pidl)("-- newpidl=%p\n",newpidl);
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return newpidl;
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}
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/*************************************************************************
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* ILLoadFromStream
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*
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* NOTES
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* the first two bytes are the len, the pidl is following then
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*/
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HRESULT WINAPI ILLoadFromStream (IStream * pStream, LPITEMIDLIST * ppPidl)
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{ WORD wLen = 0;
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DWORD dwBytesRead;
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HRESULT ret = E_FAIL;
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TRACE_(shell)("%p %p\n", pStream , ppPidl);
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if (*ppPidl)
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{ SHFree(*ppPidl);
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*ppPidl = NULL;
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}
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IStream_AddRef (pStream);
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if (SUCCEEDED(IStream_Read(pStream, (LPVOID)&wLen, 2, &dwBytesRead)))
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{ *ppPidl = SHAlloc (wLen);
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if (SUCCEEDED(IStream_Read(pStream, *ppPidl , wLen, &dwBytesRead)))
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{ ret = S_OK;
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}
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else
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{ SHFree(*ppPidl);
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*ppPidl = NULL;
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}
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}
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/* we are not jet fully compatible */
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if (!pcheck(*ppPidl))
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{ SHFree(*ppPidl);
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*ppPidl = NULL;
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}
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IStream_Release (pStream);
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return ret;
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}
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/*************************************************************************
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* SHILCreateFromPath [SHELL32.28]
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*
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* NOTES
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* wraper for IShellFolder::ParseDisplayName()
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*/
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HRESULT WINAPI SHILCreateFromPathA (LPSTR path, LPITEMIDLIST * ppidl, DWORD attributes)
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{ LPSHELLFOLDER sf;
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WCHAR lpszDisplayName[MAX_PATH];
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DWORD pchEaten;
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HRESULT ret = E_FAIL;
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TRACE_(shell)("%s %p 0x%08lx\n",path,ppidl,attributes);
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LocalToWideChar(lpszDisplayName, path, MAX_PATH);
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if (SUCCEEDED (SHGetDesktopFolder(&sf)))
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{ ret = sf->lpvtbl->fnParseDisplayName(sf,0, NULL,lpszDisplayName,&pchEaten,ppidl,&attributes);
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sf->lpvtbl->fnRelease(sf);
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}
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return ret;
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}
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HRESULT WINAPI SHILCreateFromPathW (LPWSTR path, LPITEMIDLIST * ppidl, DWORD attributes)
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{ LPSHELLFOLDER sf;
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DWORD pchEaten;
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HRESULT ret = E_FAIL;
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TRACE_(shell)("%s %p 0x%08lx\n",debugstr_w(path),ppidl,attributes);
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if (SUCCEEDED (SHGetDesktopFolder(&sf)))
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{ ret = sf->lpvtbl->fnParseDisplayName(sf,0, NULL, path, &pchEaten, ppidl, &attributes);
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sf->lpvtbl->fnRelease(sf);
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}
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return ret;
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}
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HRESULT WINAPI SHILCreateFromPathAW (LPVOID path, LPITEMIDLIST * ppidl, DWORD attributes)
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{
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if ( VERSION_OsIsUnicode())
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return SHILCreateFromPathW (path, ppidl, attributes);
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return SHILCreateFromPathA (path, ppidl, attributes);
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}
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/*************************************************************************
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* SHCloneSpecialIDList [SHELL32.89]
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*
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* PARAMETERS
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* hwndOwner [in]
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* nFolder [in] CSIDL_xxxxx ??
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*
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* RETURNS
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* pidl ??
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* NOTES
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* exported by ordinal
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*/
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LPITEMIDLIST WINAPI SHCloneSpecialIDList(HWND hwndOwner,DWORD nFolder,DWORD x3)
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{ LPITEMIDLIST ppidl;
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WARN_(shell)("(hwnd=0x%x,csidl=0x%lx,0x%lx):semi-stub.\n",
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hwndOwner,nFolder,x3);
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SHGetSpecialFolderLocation(hwndOwner, nFolder, &ppidl);
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return ppidl;
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}
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/*************************************************************************
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* ILGlobalClone [SHELL32.97]
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*
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*/
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LPITEMIDLIST WINAPI ILGlobalClone(LPCITEMIDLIST pidl)
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{ DWORD len;
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LPITEMIDLIST newpidl;
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if (!pidl)
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return NULL;
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len = ILGetSize(pidl);
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newpidl = (LPITEMIDLIST)pCOMCTL32_Alloc(len);
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if (newpidl)
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memcpy(newpidl,pidl,len);
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TRACE_(pidl)("pidl=%p newpidl=%p\n",pidl, newpidl);
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pdump(pidl);
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return newpidl;
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}
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/*************************************************************************
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* ILIsEqual [SHELL32.21]
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*
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*/
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BOOL WINAPI ILIsEqual(LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
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{ LPPIDLDATA ppidldata;
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CHAR * szData1;
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CHAR * szData2;
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LPITEMIDLIST pidltemp1 = pidl1;
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LPITEMIDLIST pidltemp2 = pidl2;
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TRACE_(pidl)("pidl1=%p pidl2=%p\n",pidl1, pidl2);
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/* explorer reads from registry directly (StreamMRU),
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so we can only check here */
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if ((!pcheck (pidl1)) || (!pcheck (pidl2)))
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return FALSE;
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pdump (pidl1);
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pdump (pidl2);
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if ( (!pidl1) || (!pidl2) )
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{ return FALSE;
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}
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if (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
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{ do
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{ ppidldata = _ILGetDataPointer(pidltemp1);
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szData1 = _ILGetTextPointer(ppidldata->type, ppidldata);
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ppidldata = _ILGetDataPointer(pidltemp2);
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szData2 = _ILGetTextPointer(ppidldata->type, ppidldata);
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if (strcmp ( szData1, szData2 )!=0 )
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return FALSE;
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pidltemp1 = ILGetNext(pidltemp1);
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pidltemp2 = ILGetNext(pidltemp2);
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} while (pidltemp1->mkid.cb && pidltemp2->mkid.cb);
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}
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if (!pidltemp1 && !pidltemp2)
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{ TRACE_(shell)("--- equal\n");
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return TRUE;
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}
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return FALSE;
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}
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/*************************************************************************
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* ILIsParent [SHELL32.23]
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*
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*/
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DWORD WINAPI ILIsParent( DWORD x, DWORD y, DWORD z)
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{ FIXME_(pidl)("0x%08lx 0x%08lx 0x%08lx stub\n",x,y,z);
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return 0;
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}
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/*************************************************************************
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* ILFindChild [SHELL32.24]
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*
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* NOTES
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* Compares elements from pidl1 and pidl2.
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* When at least the first element is equal, it gives a pointer
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* to the first different element of pidl 2 back.
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* Returns 0 if pidl 2 is shorter.
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*/
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LPITEMIDLIST WINAPI ILFindChild(LPCITEMIDLIST pidl1,LPCITEMIDLIST pidl2)
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{ LPPIDLDATA ppidldata;
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CHAR * szData1;
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CHAR * szData2;
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LPITEMIDLIST pidltemp1 = pidl1;
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LPITEMIDLIST pidltemp2 = pidl2;
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LPITEMIDLIST ret=NULL;
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TRACE_(pidl)("pidl1=%p pidl2=%p\n",pidl1, pidl2);
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/* explorer reads from registry directly (StreamMRU),
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so we can only check here */
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if ((!pcheck (pidl1)) || (!pcheck (pidl2)))
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return FALSE;
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pdump (pidl1);
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pdump (pidl2);
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if ( !pidl1 || !pidl1->mkid.cb) /* pidl 1 is desktop (root) */
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{ TRACE_(shell)("--- %p\n", pidl2);
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return pidl2;
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}
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if (pidltemp1->mkid.cb && pidltemp2->mkid.cb)
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{ do
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{ ppidldata = _ILGetDataPointer(pidltemp1);
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szData1 = _ILGetTextPointer(ppidldata->type, ppidldata);
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ppidldata = _ILGetDataPointer(pidltemp2);
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szData2 = _ILGetTextPointer(ppidldata->type, ppidldata);
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pidltemp2 = ILGetNext(pidltemp2); /* points behind the pidl2 */
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if (strcmp(szData1,szData2) == 0)
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{ ret = pidltemp2; /* found equal element */
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}
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else
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{ if (ret) /* different element after equal -> break */
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{ ret = NULL;
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break;
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}
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}
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pidltemp1 = ILGetNext(pidltemp1);
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} while (pidltemp1->mkid.cb && pidltemp2->mkid.cb);
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}
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if (!pidltemp2->mkid.cb)
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{ return NULL; /* complete equal or pidl 2 is shorter */
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}
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TRACE_(shell)("--- %p\n", ret);
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return ret; /* pidl 1 is shorter */
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}
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/*************************************************************************
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* ILCombine [SHELL32.25]
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*
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* NOTES
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* Concatenates two complex idlists.
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* The pidl is the first one, pidlsub the next one
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* Does not destroy the passed in idlists!
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*/
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LPITEMIDLIST WINAPI ILCombine(LPCITEMIDLIST pidl1,LPCITEMIDLIST pidl2)
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{ DWORD len1,len2;
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LPITEMIDLIST pidlNew;
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TRACE_(pidl)("pidl=%p pidl=%p\n",pidl1,pidl2);
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if(!pidl1 && !pidl2)
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{ return NULL;
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}
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pdump (pidl1);
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pdump (pidl2);
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if(!pidl1)
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{ pidlNew = ILClone(pidl2);
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return pidlNew;
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}
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if(!pidl2)
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{ pidlNew = ILClone(pidl1);
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return pidlNew;
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}
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len1 = ILGetSize(pidl1)-2;
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len2 = ILGetSize(pidl2);
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pidlNew = SHAlloc(len1+len2);
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if (pidlNew)
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{ memcpy(pidlNew,pidl1,len1);
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memcpy(((BYTE *)pidlNew)+len1,pidl2,len2);
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}
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/* TRACE(pidl,"--new pidl=%p\n",pidlNew);*/
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return pidlNew;
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}
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/*************************************************************************
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* SHGetRealIDL [SHELL32.98]
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*
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* NOTES
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*/
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LPITEMIDLIST WINAPI SHGetRealIDL(LPSHELLFOLDER lpsf, LPITEMIDLIST pidl, DWORD z)
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{ FIXME_(pidl)("sf=%p pidl=%p 0x%04lx\n",lpsf,pidl,z);
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pdump (pidl);
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return 0;
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}
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/*************************************************************************
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* SHLogILFromFSIL [SHELL32.95]
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*
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* NOTES
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*/
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LPITEMIDLIST WINAPI SHLogILFromFSIL(LPITEMIDLIST pidl)
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{ FIXME_(pidl)("(pidl=%p)\n",pidl);
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pdump(pidl);
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return 0;
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}
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|
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/*************************************************************************
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* ILGetSize [SHELL32.152]
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* gets the byte size of an idlist including zero terminator (pidl)
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*
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* PARAMETERS
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* pidl ITEMIDLIST
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*
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* RETURNS
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* size of pidl
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*
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* NOTES
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* exported by ordinal
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*/
|
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DWORD WINAPI ILGetSize(LPITEMIDLIST pidl)
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{ LPSHITEMID si = &(pidl->mkid);
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DWORD len=0;
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|
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if (pidl)
|
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{ while (si->cb)
|
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{ len += si->cb;
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si = (LPSHITEMID)(((LPBYTE)si)+si->cb);
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}
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len += 2;
|
|
}
|
|
TRACE_(pidl)("pidl=%p size=%lu\n",pidl, len);
|
|
return len;
|
|
}
|
|
/*************************************************************************
|
|
* ILGetNext [SHELL32.153]
|
|
* gets the next simple pidl of a complex pidl
|
|
*
|
|
* PARAMETERS
|
|
* pidl ITEMIDLIST
|
|
*
|
|
* RETURNS
|
|
* pointer to next element
|
|
* NULL when last element ist reached
|
|
*
|
|
*/
|
|
LPITEMIDLIST WINAPI ILGetNext(LPITEMIDLIST pidl)
|
|
{ LPITEMIDLIST nextpidl;
|
|
WORD len;
|
|
|
|
TRACE_(pidl)("(pidl=%p)\n",pidl);
|
|
if(pidl)
|
|
{ len = pidl->mkid.cb;
|
|
if (len)
|
|
{ nextpidl = (LPITEMIDLIST) (((LPBYTE)pidl)+len);
|
|
return nextpidl;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
/*************************************************************************
|
|
* ILAppend [SHELL32.154]
|
|
*
|
|
* NOTES
|
|
* Adds the single item to the idlist indicated by pidl.
|
|
* if bEnd is 0, adds the item to the front of the list,
|
|
* otherwise adds the item to the end. (???)
|
|
* Destroys the passed in idlist! (???)
|
|
*/
|
|
LPITEMIDLIST WINAPI ILAppend(LPITEMIDLIST pidl,LPCITEMIDLIST item,BOOL bEnd)
|
|
{ LPITEMIDLIST idlRet;
|
|
WARN_(pidl)("(pidl=%p,pidl=%p,%08u)semi-stub\n",pidl,item,bEnd);
|
|
pdump (pidl);
|
|
pdump (item);
|
|
|
|
if (_ILIsDesktop(pidl))
|
|
{ idlRet = ILClone(item);
|
|
if (pidl)
|
|
SHFree (pidl);
|
|
return idlRet;
|
|
}
|
|
if (bEnd)
|
|
{ idlRet=ILCombine(pidl,item);
|
|
}
|
|
else
|
|
{ idlRet=ILCombine(item,pidl);
|
|
}
|
|
SHFree(pidl);
|
|
return idlRet;
|
|
}
|
|
/*************************************************************************
|
|
* ILFree [SHELL32.155]
|
|
*
|
|
* NOTES
|
|
* free_check_ptr - frees memory (if not NULL)
|
|
* allocated by SHMalloc allocator
|
|
* exported by ordinal
|
|
*/
|
|
DWORD WINAPI ILFree(LPITEMIDLIST pidl)
|
|
{ TRACE_(pidl)("(pidl=0x%08lx)\n",(DWORD)pidl);
|
|
|
|
if (!pidl)
|
|
return FALSE;
|
|
|
|
return SHFree(pidl);
|
|
}
|
|
/*************************************************************************
|
|
* ILGlobalFree [SHELL32.156]
|
|
*
|
|
*/
|
|
DWORD WINAPI ILGlobalFree( LPITEMIDLIST pidl)
|
|
{ TRACE_(pidl)("%p\n",pidl);
|
|
|
|
if (!pidl)
|
|
return FALSE;
|
|
|
|
return pCOMCTL32_Free (pidl);
|
|
}
|
|
/*************************************************************************
|
|
* ILCreateFromPath [SHELL32.157]
|
|
*
|
|
*/
|
|
LPITEMIDLIST WINAPI ILCreateFromPathA (LPSTR path)
|
|
{ LPITEMIDLIST pidlnew;
|
|
|
|
TRACE_(shell)("%s\n",path);
|
|
if (SUCCEEDED (SHILCreateFromPathA (path, &pidlnew, 0)))
|
|
return pidlnew;
|
|
return FALSE;
|
|
}
|
|
LPITEMIDLIST WINAPI ILCreateFromPathW (LPWSTR path)
|
|
{ LPITEMIDLIST pidlnew;
|
|
|
|
TRACE_(shell)("%s\n",debugstr_w(path));
|
|
|
|
if (SUCCEEDED (SHILCreateFromPathW (path, &pidlnew, 0)))
|
|
return pidlnew;
|
|
return FALSE;
|
|
}
|
|
LPITEMIDLIST WINAPI ILCreateFromPathAW (LPVOID path)
|
|
{
|
|
if ( VERSION_OsIsUnicode())
|
|
return ILCreateFromPathW (path);
|
|
return ILCreateFromPathA (path);
|
|
}
|
|
/*************************************************************************
|
|
* SHSimpleIDListFromPath [SHELL32.162]
|
|
*
|
|
*/
|
|
LPITEMIDLIST WINAPI SHSimpleIDListFromPathAW (LPVOID lpszPath)
|
|
{ LPCSTR lpszElement;
|
|
char lpszTemp[MAX_PATH];
|
|
|
|
if (!lpszPath)
|
|
return 0;
|
|
|
|
if ( VERSION_OsIsUnicode())
|
|
{ TRACE_(pidl)("(path=L%s)\n",debugstr_w((LPWSTR)lpszPath));
|
|
WideCharToLocal(lpszTemp, lpszPath, MAX_PATH);
|
|
}
|
|
else
|
|
{ TRACE_(pidl)("(path=%s)\n",(LPSTR)lpszPath);
|
|
strcpy(lpszTemp, lpszPath);
|
|
}
|
|
|
|
lpszElement = PathFindFilenameA(lpszTemp);
|
|
if( GetFileAttributesA(lpszTemp) & FILE_ATTRIBUTE_DIRECTORY )
|
|
{ return _ILCreateFolder(NULL, lpszElement); /*FIXME: fill shortname */
|
|
}
|
|
return _ILCreateValue(NULL, lpszElement); /*FIXME: fill shortname */
|
|
}
|
|
/*************************************************************************
|
|
* SHGetDataFromIDListA [SHELL32.247]
|
|
*
|
|
*/
|
|
HRESULT WINAPI SHGetDataFromIDListA(LPSHELLFOLDER psf, LPCITEMIDLIST pidl, int nFormat, LPVOID dest, int len)
|
|
{ TRACE_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
|
|
|
|
if (! psf || !dest )
|
|
return E_INVALIDARG;
|
|
|
|
switch (nFormat)
|
|
{ case SHGDFIL_FINDDATA:
|
|
{ WIN32_FIND_DATAA * pfd = dest;
|
|
STRRET lpName;
|
|
CHAR pszPath[MAX_PATH];
|
|
HANDLE handle;
|
|
|
|
if ( len < sizeof (WIN32_FIND_DATAA))
|
|
return E_INVALIDARG;
|
|
|
|
psf->lpvtbl->fnAddRef(psf);
|
|
psf->lpvtbl->fnGetDisplayNameOf( psf, pidl, SHGDN_FORPARSING, &lpName);
|
|
psf->lpvtbl->fnRelease(psf);
|
|
|
|
strcpy(pszPath,lpName.u.cStr);
|
|
if ((handle = FindFirstFileA ( pszPath, pfd)))
|
|
FindClose (handle);
|
|
}
|
|
break;
|
|
case SHGDFIL_NETRESOURCE:
|
|
case SHGDFIL_DESCRIPTIONID:
|
|
FIXME_(shell)("SHGDFIL %i stub\n", nFormat);
|
|
break;
|
|
default:
|
|
ERR_(shell)("Unknown SHGDFIL %i, please report\n", nFormat);
|
|
}
|
|
return E_INVALIDARG;
|
|
}
|
|
/*************************************************************************
|
|
* SHGetDataFromIDListW [SHELL32.247]
|
|
*
|
|
*/
|
|
HRESULT WINAPI SHGetDataFromIDListW(LPSHELLFOLDER psf, LPCITEMIDLIST pidl, int nFormat, LPVOID dest, int len)
|
|
{ FIXME_(shell)("sf=%p pidl=%p 0x%04x %p 0x%04x stub\n",psf,pidl,nFormat,dest,len);
|
|
return SHGetDataFromIDListA( psf, pidl, nFormat, dest, len);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* internal functions
|
|
*/
|
|
|
|
/**************************************************************************
|
|
* _ILCreateDesktop()
|
|
* _ILCreateMyComputer()
|
|
* _ILCreateDrive()
|
|
* _ILCreateFolder()
|
|
* _ILCreateValue()
|
|
*/
|
|
LPITEMIDLIST WINAPI _ILCreateDesktop()
|
|
{ TRACE_(pidl)("()\n");
|
|
return _ILCreate(PT_DESKTOP, NULL, 0);
|
|
}
|
|
LPITEMIDLIST WINAPI _ILCreateMyComputer()
|
|
{ TRACE_(pidl)("()\n");
|
|
return _ILCreate(PT_MYCOMP, &IID_MyComputer, sizeof(GUID));
|
|
}
|
|
LPITEMIDLIST WINAPI _ILCreateDrive( LPCSTR lpszNew)
|
|
{ char sTemp[4];
|
|
strncpy (sTemp,lpszNew,4);
|
|
sTemp[2]='\\';
|
|
sTemp[3]=0x00;
|
|
TRACE_(pidl)("(%s)\n",sTemp);
|
|
return _ILCreate(PT_DRIVE,(LPVOID)&sTemp[0],4);
|
|
}
|
|
LPITEMIDLIST WINAPI _ILCreateFolder( LPCSTR lpszShortName, LPCSTR lpszName)
|
|
{ char buff[MAX_PATH];
|
|
char * pbuff = buff;
|
|
ULONG len, len1;
|
|
|
|
TRACE_(pidl)("(%s, %s)\n",lpszShortName, lpszName);
|
|
|
|
len = strlen (lpszName)+1;
|
|
memcpy (pbuff, lpszName, len);
|
|
pbuff += len;
|
|
|
|
if (lpszShortName)
|
|
{ len1 = strlen (lpszShortName)+1;
|
|
memcpy (pbuff, lpszShortName, len1);
|
|
}
|
|
else
|
|
{ len1 = 1;
|
|
*pbuff = 0x00;
|
|
}
|
|
return _ILCreate(PT_FOLDER, (LPVOID)buff, len + len1);
|
|
}
|
|
LPITEMIDLIST WINAPI _ILCreateValue(LPCSTR lpszShortName, LPCSTR lpszName)
|
|
{ char buff[MAX_PATH];
|
|
char * pbuff = buff;
|
|
ULONG len, len1;
|
|
|
|
TRACE_(pidl)("(%s, %s)\n", lpszShortName, lpszName);
|
|
|
|
len = strlen (lpszName)+1;
|
|
memcpy (pbuff, lpszName, len);
|
|
pbuff += len;
|
|
|
|
if (lpszShortName)
|
|
{ len1 = strlen (lpszShortName)+1;
|
|
memcpy (pbuff, lpszShortName, len1);
|
|
}
|
|
else
|
|
{ len1 = 1;
|
|
*pbuff = 0x00;
|
|
}
|
|
return _ILCreate(PT_VALUE, (LPVOID)buff, len + len1);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* _ILGetDrive()
|
|
*
|
|
* Gets the text for the drive eg. 'c:\'
|
|
*
|
|
* RETURNS
|
|
* strlen (lpszText)
|
|
*/
|
|
DWORD WINAPI _ILGetDrive(LPCITEMIDLIST pidl,LPSTR pOut, UINT16 uSize)
|
|
{ TRACE_(pidl)("(%p,%p,%u)\n",pidl,pOut,uSize);
|
|
|
|
if(_ILIsMyComputer(pidl))
|
|
pidl = ILGetNext(pidl);
|
|
|
|
if (pidl && _ILIsDrive(pidl))
|
|
return _ILGetData(PT_DRIVE, pidl, (LPVOID)pOut, uSize)-1;
|
|
|
|
return 0;
|
|
}
|
|
/**************************************************************************
|
|
* _ILGetItemText()
|
|
* Gets the text for only the first item
|
|
*
|
|
* RETURNS
|
|
* strlen (lpszText)
|
|
*/
|
|
DWORD WINAPI _ILGetItemText(LPCITEMIDLIST pidl, LPSTR lpszText, UINT16 uSize)
|
|
{ DWORD ret = 0;
|
|
|
|
TRACE_(pidl)("(pidl=%p %p %d)\n",pidl,lpszText,uSize);
|
|
if (_ILIsMyComputer(pidl))
|
|
{ ret = _ILGetData(PT_MYCOMP, pidl, (LPVOID)lpszText, uSize)-1;
|
|
}
|
|
else if (_ILIsDrive(pidl))
|
|
{ ret = _ILGetData(PT_DRIVE, pidl, (LPVOID)lpszText, uSize)-1;
|
|
}
|
|
else if (_ILIsFolder (pidl))
|
|
{ ret = _ILGetData(PT_FOLDER, pidl, (LPVOID)lpszText, uSize)-1;
|
|
}
|
|
else if (_ILIsValue (pidl))
|
|
{ ret = _ILGetData(PT_VALUE, pidl, (LPVOID)lpszText, uSize)-1;
|
|
}
|
|
TRACE_(pidl)("(-- %s)\n",debugstr_a(lpszText));
|
|
return ret;
|
|
}
|
|
/**************************************************************************
|
|
* _ILIsDesktop()
|
|
* _ILIsDrive()
|
|
* _ILIsFolder()
|
|
* _ILIsValue()
|
|
*/
|
|
BOOL WINAPI _ILIsDesktop(LPCITEMIDLIST pidl)
|
|
{ TRACE_(pidl)("(%p)\n",pidl);
|
|
return ( !pidl || (pidl && pidl->mkid.cb == 0x00) );
|
|
}
|
|
|
|
BOOL WINAPI _ILIsMyComputer(LPCITEMIDLIST pidl)
|
|
{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
|
|
TRACE_(pidl)("(%p)\n",pidl);
|
|
return (pidl && lpPData && PT_MYCOMP == lpPData->type);
|
|
}
|
|
|
|
BOOL WINAPI _ILIsDrive(LPCITEMIDLIST pidl)
|
|
{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
|
|
TRACE_(pidl)("(%p)\n",pidl);
|
|
return (pidl && lpPData && (PT_DRIVE == lpPData->type || PT_DRIVE1 == lpPData->type));
|
|
}
|
|
|
|
BOOL WINAPI _ILIsFolder(LPCITEMIDLIST pidl)
|
|
{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
|
|
TRACE_(pidl)("(%p)\n",pidl);
|
|
return (pidl && lpPData && (PT_FOLDER == lpPData->type || PT_FOLDER1 == lpPData->type));
|
|
}
|
|
|
|
BOOL WINAPI _ILIsValue(LPCITEMIDLIST pidl)
|
|
{ LPPIDLDATA lpPData = _ILGetDataPointer(pidl);
|
|
TRACE_(pidl)("(%p)\n",pidl);
|
|
return (pidl && lpPData && PT_VALUE == lpPData->type);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* _ILGetFolderText()
|
|
* Creates a Path string from a PIDL, filtering out the special Folders and values
|
|
* There is no trailing backslash
|
|
* When lpszPath is NULL the needed size is returned
|
|
*
|
|
* RETURNS
|
|
* strlen(lpszPath)
|
|
*/
|
|
DWORD WINAPI _ILGetFolderText(LPCITEMIDLIST pidl,LPSTR lpszPath, DWORD dwSize)
|
|
{ LPITEMIDLIST pidlTemp;
|
|
LPPIDLDATA pData;
|
|
DWORD dwCopied = 0;
|
|
LPSTR pText;
|
|
|
|
TRACE_(pidl)("(%p path=%p)\n",pidl, lpszPath);
|
|
|
|
if(!pidl)
|
|
return 0;
|
|
|
|
if(_ILIsMyComputer(pidl))
|
|
{ pidlTemp = ILGetNext(pidl);
|
|
TRACE_(pidl)("-- skip My Computer\n");
|
|
}
|
|
else
|
|
{ pidlTemp = (LPITEMIDLIST)pidl;
|
|
}
|
|
|
|
if(lpszPath)
|
|
*lpszPath = 0;
|
|
|
|
pData = _ILGetDataPointer(pidlTemp);
|
|
|
|
while(pidlTemp->mkid.cb && !(PT_VALUE == pData->type))
|
|
{
|
|
if (!(pText = _ILGetTextPointer(pData->type,pData)))
|
|
return 0; /* foreign pidl */
|
|
|
|
dwCopied += strlen(pText);
|
|
|
|
pidlTemp = ILGetNext(pidlTemp);
|
|
pData = _ILGetDataPointer(pidlTemp);
|
|
|
|
if (lpszPath)
|
|
{ strcat(lpszPath, pText);
|
|
|
|
if (pidlTemp->mkid.cb /* last element ? */
|
|
&& (pText[2] != '\\') /* drive has own '\' */
|
|
&& (PT_VALUE != pData->type)) /* next element is value */
|
|
{ lpszPath[dwCopied] = '\\';
|
|
lpszPath[dwCopied+1] = '\0';
|
|
dwCopied++;
|
|
}
|
|
}
|
|
else /* only length */
|
|
{ if (pidlTemp->mkid.cb
|
|
&& (pText[2] != '\\')
|
|
&& (PT_VALUE != pData->type))
|
|
dwCopied++; /* backslash between elements */
|
|
}
|
|
}
|
|
|
|
TRACE_(pidl)("-- (size=%lu path=%s)\n",dwCopied, debugstr_a(lpszPath));
|
|
return dwCopied;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* _ILGetValueText()
|
|
* Gets the text for the last item in the list
|
|
*/
|
|
DWORD WINAPI _ILGetValueText(LPCITEMIDLIST pidl, LPSTR lpszValue, DWORD dwSize)
|
|
{ LPITEMIDLIST pidlTemp=pidl;
|
|
CHAR szText[MAX_PATH];
|
|
|
|
TRACE_(pidl)("(pidl=%p %p 0x%08lx)\n",pidl,lpszValue,dwSize);
|
|
|
|
if(!pidl)
|
|
{ return 0;
|
|
}
|
|
|
|
while(pidlTemp->mkid.cb && !_ILIsValue(pidlTemp))
|
|
{ pidlTemp = ILGetNext(pidlTemp);
|
|
}
|
|
|
|
if(!pidlTemp->mkid.cb)
|
|
{ return 0;
|
|
}
|
|
|
|
_ILGetItemText( pidlTemp, szText, sizeof(szText));
|
|
|
|
if(!lpszValue)
|
|
{ return strlen(szText);
|
|
}
|
|
|
|
strcpy(lpszValue, szText);
|
|
|
|
TRACE_(pidl)("-- (pidl=%p %p=%s 0x%08lx)\n",pidl,lpszValue,lpszValue,dwSize);
|
|
return strlen(lpszValue);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* _ILGetPidlPath()
|
|
* Create a string that includes the Drive name, the folder text and
|
|
* the value text.
|
|
*
|
|
* RETURNS
|
|
* strlen(lpszOut)
|
|
*/
|
|
DWORD WINAPI _ILGetPidlPath( LPCITEMIDLIST pidl, LPSTR lpszOut, DWORD dwOutSize)
|
|
{ int len = 0;
|
|
LPSTR lpszTemp = lpszOut;
|
|
|
|
TRACE_(pidl)("(%p,%lu)\n",lpszOut,dwOutSize);
|
|
|
|
if(!lpszOut)
|
|
{ return 0;
|
|
}
|
|
|
|
*lpszOut = 0;
|
|
|
|
len = _ILGetFolderText(pidl, lpszOut, dwOutSize);
|
|
|
|
lpszOut += len;
|
|
strcpy (lpszOut,"\\");
|
|
len++; lpszOut++; dwOutSize -= len;
|
|
|
|
len += _ILGetValueText(pidl, lpszOut, dwOutSize );
|
|
|
|
/*remove the last backslash if necessary */
|
|
if( lpszTemp[len-1]=='\\')
|
|
{ lpszTemp[len-1] = 0;
|
|
len--;
|
|
}
|
|
|
|
TRACE_(pidl)("-- (%p=%s,%u)\n",lpszTemp,lpszTemp,len);
|
|
|
|
return len;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* _ILCreate()
|
|
* Creates a new PIDL
|
|
* type = PT_DESKTOP | PT_DRIVE | PT_FOLDER | PT_VALUE
|
|
* pIn = data
|
|
* uInSize = size of data (raw)
|
|
*/
|
|
|
|
LPITEMIDLIST WINAPI _ILCreate(PIDLTYPE type, LPCVOID pIn, UINT16 uInSize)
|
|
{ LPITEMIDLIST pidlOut = NULL, pidlTemp = NULL;
|
|
LPPIDLDATA pData;
|
|
UINT16 uSize = 0;
|
|
LPSTR pszDest;
|
|
|
|
TRACE_(pidl)("(0x%02x %p %i)\n",type,pIn,uInSize);
|
|
|
|
switch (type)
|
|
{ case PT_DESKTOP:
|
|
uSize = 0;
|
|
pidlOut = SHAlloc(uSize + 2);
|
|
pidlOut->mkid.cb = uSize;
|
|
TRACE_(pidl)("- create Desktop\n");
|
|
break;
|
|
|
|
case PT_MYCOMP:
|
|
uSize = 2 + 2 + sizeof(GUID);
|
|
pidlOut = SHAlloc(uSize + 2);
|
|
pidlOut->mkid.cb = uSize;
|
|
pData =_ILGetDataPointer(pidlOut);
|
|
pData->type = type;
|
|
memcpy(&(pData->u.mycomp.guid), pIn, uInSize);
|
|
TRACE_(pidl)("- create My Computer\n");
|
|
break;
|
|
|
|
case PT_DRIVE:
|
|
uSize = 2 + 23;
|
|
pidlOut = SHAlloc(uSize + 2);
|
|
pidlOut->mkid.cb = uSize;
|
|
pData =_ILGetDataPointer(pidlOut);
|
|
pData->type = type;
|
|
pszDest = _ILGetTextPointer(type, pData);
|
|
memcpy(pszDest, pIn, uInSize);
|
|
TRACE_(pidl)("- create Drive: %s\n",debugstr_a(pszDest));
|
|
break;
|
|
|
|
case PT_FOLDER:
|
|
case PT_VALUE:
|
|
uSize = 2 + 12 + uInSize;
|
|
pidlOut = SHAlloc(uSize + 2);
|
|
pidlOut->mkid.cb = uSize;
|
|
pData =_ILGetDataPointer(pidlOut);
|
|
pData->type = type;
|
|
pszDest = _ILGetTextPointer(type, pData);
|
|
memcpy(pszDest, pIn, uInSize);
|
|
TRACE_(pidl)("- create Value: %s\n",debugstr_a(pszDest));
|
|
break;
|
|
}
|
|
|
|
pidlTemp = ILGetNext(pidlOut);
|
|
if (pidlTemp)
|
|
pidlTemp->mkid.cb = 0x00;
|
|
|
|
TRACE_(pidl)("-- (pidl=%p, size=%u)\n", pidlOut, uSize);
|
|
return pidlOut;
|
|
}
|
|
/**************************************************************************
|
|
* _ILGetData(PIDLTYPE, LPCITEMIDLIST, LPVOID, UINT16)
|
|
*
|
|
* RETURNS
|
|
* length of data (raw)
|
|
*/
|
|
DWORD WINAPI _ILGetData(PIDLTYPE type, LPCITEMIDLIST pidl, LPVOID pOut, UINT uOutSize)
|
|
{ LPPIDLDATA pData;
|
|
DWORD dwReturn=0;
|
|
LPSTR pszSrc;
|
|
|
|
TRACE_(pidl)("(%x %p %p %x)\n",type,pidl,pOut,uOutSize);
|
|
|
|
if( (!pidl) || (!pOut) || (uOutSize < 1))
|
|
{ return 0;
|
|
}
|
|
|
|
*(LPSTR)pOut = 0;
|
|
|
|
pData = _ILGetDataPointer(pidl);
|
|
|
|
assert ( pData->type == type);
|
|
|
|
pszSrc = _ILGetTextPointer(pData->type, pData);
|
|
|
|
if (pszSrc)
|
|
{ strncpy((LPSTR)pOut, pszSrc, uOutSize);
|
|
dwReturn = strlen((LPSTR)pOut)+1;
|
|
}
|
|
else
|
|
{ ERR_(pidl)("-- no data\n");
|
|
}
|
|
|
|
TRACE_(pidl)("-- (%p=%s 0x%08lx)\n",pOut,(char*)pOut,dwReturn);
|
|
return dwReturn;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* _ILGetDataPointer()
|
|
*/
|
|
LPPIDLDATA WINAPI _ILGetDataPointer(LPITEMIDLIST pidl)
|
|
{ if(pidl && pidl->mkid.cb != 0x00)
|
|
return (LPPIDLDATA)(&pidl->mkid.abID);
|
|
return NULL;
|
|
}
|
|
/**************************************************************************
|
|
* _ILGetTextPointer()
|
|
* gets a pointer to the long filename string stored in the pidl
|
|
*/
|
|
LPSTR WINAPI _ILGetTextPointer(PIDLTYPE type, LPPIDLDATA pidldata)
|
|
{/* TRACE(pidl,"(type=%x data=%p)\n", type, pidldata);*/
|
|
|
|
if(!pidldata)
|
|
{ return NULL;
|
|
}
|
|
|
|
switch (type)
|
|
{ case PT_DRIVE:
|
|
case PT_DRIVE1:
|
|
return (LPSTR)&(pidldata->u.drive.szDriveName);
|
|
|
|
case PT_MYCOMP:
|
|
return szMyComp;
|
|
|
|
case PT_FOLDER:
|
|
case PT_FOLDER1:
|
|
case PT_VALUE:
|
|
return (LPSTR)&(pidldata->u.file.szNames);
|
|
|
|
case PT_WORKGRP:
|
|
case PT_COMP:
|
|
case PT_NETWORK:
|
|
case PT_SHARE:
|
|
return (LPSTR)&(pidldata->u.network.szNames);
|
|
}
|
|
return NULL;
|
|
}
|
|
/**************************************************************************
|
|
* _ILGetSTextPointer()
|
|
* gets a pointer to the long filename string stored in the pidl
|
|
*/
|
|
LPSTR WINAPI _ILGetSTextPointer(PIDLTYPE type, LPPIDLDATA pidldata)
|
|
{/* TRACE(pidl,"(type=%x data=%p)\n", type, pidldata);*/
|
|
|
|
if(!pidldata)
|
|
{ return NULL;
|
|
}
|
|
switch (type)
|
|
{ case PT_FOLDER:
|
|
case PT_VALUE:
|
|
return (LPSTR)(pidldata->u.file.szNames + strlen (pidldata->u.file.szNames) + 1);
|
|
case PT_WORKGRP:
|
|
return (LPSTR)(pidldata->u.network.szNames + strlen (pidldata->u.network.szNames) + 1);
|
|
}
|
|
return NULL;
|
|
}
|
|
BOOL WINAPI _ILGetFileDate (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
|
|
{ LPPIDLDATA pdata =_ILGetDataPointer(pidl);
|
|
FILETIME ft;
|
|
SYSTEMTIME time;
|
|
|
|
switch (pdata->type)
|
|
{ case PT_FOLDER:
|
|
DosDateTimeToFileTime(pdata->u.folder.uFileDate, pdata->u.folder.uFileTime, &ft);
|
|
break;
|
|
case PT_VALUE:
|
|
DosDateTimeToFileTime(pdata->u.file.uFileDate, pdata->u.file.uFileTime, &ft);
|
|
break;
|
|
default:
|
|
return FALSE;
|
|
}
|
|
FileTimeToSystemTime (&ft, &time);
|
|
return GetDateFormatA(LOCALE_USER_DEFAULT,DATE_SHORTDATE,&time, NULL, pOut, uOutSize);
|
|
}
|
|
BOOL WINAPI _ILGetFileSize (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
|
|
{ LPPIDLDATA pdata =_ILGetDataPointer(pidl);
|
|
char stemp[20]; /* for filesize */
|
|
|
|
switch (pdata->type)
|
|
{ case PT_VALUE:
|
|
break;
|
|
default:
|
|
return FALSE;
|
|
}
|
|
StrFormatByteSizeA(pdata->u.file.dwFileSize, stemp, 20);
|
|
strncpy( pOut, stemp, 20);
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL WINAPI _ILGetExtension (LPCITEMIDLIST pidl, LPSTR pOut, UINT uOutSize)
|
|
{ char pTemp[MAX_PATH];
|
|
int i;
|
|
|
|
TRACE_(pidl)("pidl=%p\n",pidl);
|
|
|
|
if ( ! _ILGetValueText(pidl, pTemp, MAX_PATH))
|
|
{ return FALSE;
|
|
}
|
|
|
|
for (i=0; pTemp[i]!='.' && pTemp[i];i++);
|
|
|
|
if (!pTemp[i])
|
|
return FALSE;
|
|
|
|
strncpy(pOut, &pTemp[i], uOutSize);
|
|
TRACE_(pidl)("%s\n",pOut);
|
|
|
|
return TRUE;
|
|
}
|