Sweden-Number/ole/filemoniker.c

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/***************************************************************************************
* FileMonikers implementation
*
* Copyright 1999 Noomen Hamza
***************************************************************************************/
#include <assert.h>
1999-02-28 20:14:33 +01:00
#include "winerror.h"
#include "debug.h"
#include "heap.h"
#include "winuser.h"
#include "file.h"
#include "winreg.h"
#include "objbase.h"
#include "wine/obj_storage.h"
#include "wine/obj_base.h"
DEFAULT_DEBUG_CHANNEL(ole)
/* filemoniker data structure */
typedef struct FileMonikerImpl{
ICOM_VTABLE(IMoniker)* lpvtbl1; /* VTable relative to the IMoniker interface.*/
/* The ROT (RunningObjectTable implementation) uses the IROTData interface to test whether
* two monikers are equal. That's whay IROTData interface is implemented by monikers.
*/
ICOM_VTABLE(IROTData)* lpvtbl2; /* VTable relative to the IROTData interface.*/
ULONG ref; /* reference counter for this object */
LPOLESTR filePathName; /* path string identified by this filemoniker */
} FileMonikerImpl;
/********************************************************************************/
/* FileMoniker prototype functions : */
/* IUnknown prototype functions */
static HRESULT WINAPI FileMonikerImpl_QueryInterface(IMoniker* iface,REFIID riid,void** ppvObject);
static ULONG WINAPI FileMonikerImpl_AddRef(IMoniker* iface);
static ULONG WINAPI FileMonikerImpl_Release(IMoniker* iface);
/* IPersist prototype functions */
static HRESULT WINAPI FileMonikerImpl_GetClassID(const IMoniker* iface, CLSID *pClassID);
/* IPersistStream prototype functions */
static HRESULT WINAPI FileMonikerImpl_IsDirty(IMoniker* iface);
static HRESULT WINAPI FileMonikerImpl_Load(IMoniker* iface, IStream* pStm);
static HRESULT WINAPI FileMonikerImpl_Save(IMoniker* iface, IStream* pStm, BOOL fClearDirty);
static HRESULT WINAPI FileMonikerImpl_GetSizeMax(IMoniker* iface, ULARGE_INTEGER* pcbSize);
/* IMoniker prototype functions */
static HRESULT WINAPI FileMonikerImpl_BindToObject(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, REFIID riid, VOID** ppvResult);
static HRESULT WINAPI FileMonikerImpl_BindToStorage(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, REFIID riid, VOID** ppvResult);
static HRESULT WINAPI FileMonikerImpl_Reduce(IMoniker* iface,IBindCtx* pbc, DWORD dwReduceHowFar,IMoniker** ppmkToLeft, IMoniker** ppmkReduced);
static HRESULT WINAPI FileMonikerImpl_ComposeWith(IMoniker* iface,IMoniker* pmkRight,BOOL fOnlyIfNotGeneric, IMoniker** ppmkComposite);
static HRESULT WINAPI FileMonikerImpl_Enum(IMoniker* iface,BOOL fForward, IEnumMoniker** ppenumMoniker);
static HRESULT WINAPI FileMonikerImpl_IsEqual(IMoniker* iface,IMoniker* pmkOtherMoniker);
static HRESULT WINAPI FileMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash);
static HRESULT WINAPI FileMonikerImpl_IsRunning(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, IMoniker* pmkNewlyRunning);
static HRESULT WINAPI FileMonikerImpl_GetTimeOfLastChange(IMoniker* iface, IBindCtx* pbc, IMoniker* pmkToLeft, FILETIME* pFileTime);
static HRESULT WINAPI FileMonikerImpl_Inverse(IMoniker* iface,IMoniker** ppmk);
static HRESULT WINAPI FileMonikerImpl_CommonPrefixWith(IMoniker* iface,IMoniker* pmkOther, IMoniker** ppmkPrefix);
static HRESULT WINAPI FileMonikerImpl_RelativePathTo(IMoniker* iface,IMoniker* pmOther, IMoniker** ppmkRelPath);
static HRESULT WINAPI FileMonikerImpl_GetDisplayName(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, LPOLESTR *ppszDisplayName);
static HRESULT WINAPI FileMonikerImpl_ParseDisplayName(IMoniker* iface,IBindCtx* pbc, IMoniker* pmkToLeft, LPOLESTR pszDisplayName, ULONG* pchEaten, IMoniker** ppmkOut);
static HRESULT WINAPI FileMonikerImpl_IsSystemMoniker(IMoniker* iface,DWORD* pwdMksys);
/********************************************************************************/
/* IROTData prototype functions */
/* IUnknown prototype functions */
static HRESULT WINAPI FileMonikerROTDataImpl_QueryInterface(IROTData* iface,REFIID riid,VOID** ppvObject);
static ULONG WINAPI FileMonikerROTDataImpl_AddRef(IROTData* iface);
static ULONG WINAPI FileMonikerROTDataImpl_Release(IROTData* iface);
/* IROTData prototype function */
static HRESULT WINAPI FileMonikerROTDataImpl_GetComparaisonData(IROTData* iface,BYTE* pbData,ULONG cbMax,ULONG* pcbData);
/* Local function used by filemoniker implementation */
HRESULT WINAPI FileMonikerImpl_Construct(FileMonikerImpl* iface, LPCOLESTR lpszPathName);
HRESULT WINAPI FileMonikerImpl_Destroy(FileMonikerImpl* iface);
int WINAPI FileMonikerImpl_DecomposePath(LPOLESTR str, LPOLESTR** tabStr);
/********************************************************************************/
/* Virtual function table for the FileMonikerImpl class witch include Ipersist,*/
/* IPersistStream and IMoniker functions. */
static ICOM_VTABLE(IMoniker) VT_FileMonikerImpl =
{
FileMonikerImpl_QueryInterface,
FileMonikerImpl_AddRef,
FileMonikerImpl_Release,
FileMonikerImpl_GetClassID,
FileMonikerImpl_IsDirty,
FileMonikerImpl_Load,
FileMonikerImpl_Save,
FileMonikerImpl_GetSizeMax,
FileMonikerImpl_BindToObject,
FileMonikerImpl_BindToStorage,
FileMonikerImpl_Reduce,
FileMonikerImpl_ComposeWith,
FileMonikerImpl_Enum,
FileMonikerImpl_IsEqual,
FileMonikerImpl_Hash,
FileMonikerImpl_IsRunning,
FileMonikerImpl_GetTimeOfLastChange,
FileMonikerImpl_Inverse,
FileMonikerImpl_CommonPrefixWith,
FileMonikerImpl_RelativePathTo,
FileMonikerImpl_GetDisplayName,
FileMonikerImpl_ParseDisplayName,
FileMonikerImpl_IsSystemMoniker
};
/********************************************************************************/
/* Virtual function table for the IROTData class. */
static ICOM_VTABLE(IROTData) VT_ROTDataImpl =
{
FileMonikerROTDataImpl_QueryInterface,
FileMonikerROTDataImpl_AddRef,
FileMonikerROTDataImpl_Release,
FileMonikerROTDataImpl_GetComparaisonData
};
/*******************************************************************************
* FileMoniker_QueryInterface
*******************************************************************************/
HRESULT WINAPI FileMonikerImpl_QueryInterface(IMoniker* iface,REFIID riid,void** ppvObject)
{
ICOM_THIS(FileMonikerImpl,iface);
TRACE(ole,"(%p,%p,%p)\n",This,riid,ppvObject);
/* Perform a sanity check on the parameters.*/
if ( (This==0) || (ppvObject==0) )
return E_INVALIDARG;
/* Initialize the return parameter */
*ppvObject = 0;
/* Compare the riid with the interface IDs implemented by this object.*/
if (IsEqualIID(&IID_IUnknown, riid) ||
IsEqualIID(&IID_IPersist, riid) ||
IsEqualIID(&IID_IPersistStream,riid) ||
IsEqualIID(&IID_IMoniker, riid)
)
*ppvObject = iface;
else if (IsEqualIID(&IID_IROTData, riid))
*ppvObject = (IROTData*)&(This->lpvtbl2);
/* Check that we obtained an interface.*/
if ((*ppvObject)==0)
return E_NOINTERFACE;
/* Query Interface always increases the reference count by one when it is successful */
FileMonikerImpl_AddRef(iface);
return S_OK;
}
/******************************************************************************
* FileMoniker_AddRef
******************************************************************************/
ULONG WINAPI FileMonikerImpl_AddRef(IMoniker* iface)
{
ICOM_THIS(FileMonikerImpl,iface);
TRACE(ole,"(%p)\n",iface);
return ++(This->ref);
}
/******************************************************************************
* FileMoniker_Release
******************************************************************************/
ULONG WINAPI FileMonikerImpl_Release(IMoniker* iface)
{
ICOM_THIS(FileMonikerImpl,iface);
TRACE(ole,"(%p)\n",iface);
This->ref--;
/* destroy the object if there's no more reference on it */
if (This->ref==0){
FileMonikerImpl_Destroy(This);
return 0;
}
return This->ref;;
}
/******************************************************************************
* FileMoniker_GetClassID
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_GetClassID(const IMoniker* iface,
CLSID *pClassID)/* Pointer to CLSID of object */
{
TRACE(ole,"(%p,%p),stub!\n",iface,pClassID);
if (pClassID==NULL)
return E_POINTER;
*pClassID = CLSID_FileMoniker;
return S_OK;
}
/******************************************************************************
* FileMoniker_IsDirty
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_IsDirty(IMoniker* iface)
{
/* Note that the OLE-provided implementations of the IPersistStream::IsDirty
method in the OLE-provided moniker interfaces always return S_FALSE because
their internal state never changes. */
TRACE(ole,"(%p)\n",iface);
return S_FALSE;
}
/******************************************************************************
* FileMoniker_Load
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_Load(IMoniker* iface,IStream* pStm)
{
HRESULT res;
CHAR* filePathA;
WCHAR* filePathW;
ULONG bread;
WORD wbuffer;
DWORD dwbuffer,length,i,doubleLenHex,doubleLenDec;
ICOM_THIS(FileMonikerImpl,iface);
TRACE(ole,"(%p,%p)\n",iface,pStm);
/* this function locate and read from the stream the filePath string writen by FileMonikerImpl_Save */
/* first WORD is non significative */
res=IStream_Read(pStm,&wbuffer,sizeof(WORD),&bread);
if (bread!=sizeof(WORD) || wbuffer!=0)
return E_FAIL;
/* read filePath string length (plus one) */
res=IStream_Read(pStm,&length,sizeof(DWORD),&bread);
if (bread != sizeof(DWORD))
return E_FAIL;
/* read filePath string */
filePathA=HeapAlloc(GetProcessHeap(),0,length);
res=IStream_Read(pStm,filePathA,length,&bread);
if (bread != length)
return E_FAIL;
/* read the first constant */
IStream_Read(pStm,&dwbuffer,sizeof(DWORD),&bread);
if (bread != sizeof(DWORD) || dwbuffer != 0xDEADFFFF)
return E_FAIL;
length--;
for(i=0;i<10;i++){
res=IStream_Read(pStm,&wbuffer,sizeof(WORD),&bread);
if (bread!=sizeof(WORD) || wbuffer!=0)
return E_FAIL;
}
if (length>8)
length=0;
doubleLenHex=doubleLenDec=2*length;
if (length > 5)
doubleLenDec+=6;
res=IStream_Read(pStm,&dwbuffer,sizeof(DWORD),&bread);
if (bread!=sizeof(DWORD) || dwbuffer!=doubleLenDec)
return E_FAIL;
if (length==0)
return res;
res=IStream_Read(pStm,&dwbuffer,sizeof(DWORD),&bread);
if (bread!=sizeof(DWORD) || dwbuffer!=doubleLenHex)
return E_FAIL;
res=IStream_Read(pStm,&wbuffer,sizeof(WORD),&bread);
if (bread!=sizeof(WORD) || wbuffer!=0x3)
return E_FAIL;
filePathW=HeapAlloc(GetProcessHeap(),0,(length+1)*sizeof(WCHAR));
filePathW[length]=0;
res=IStream_Read(pStm,filePathW,doubleLenHex,&bread);
if (bread!=doubleLenHex)
return E_FAIL;
if (This->filePathName!=NULL)
HeapFree(GetProcessHeap(),0,This->filePathName);
This->filePathName=filePathW;
HeapFree(GetProcessHeap(),0,filePathA);
return res;
}
/******************************************************************************
* FileMoniker_Save
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_Save(IMoniker* iface,
IStream* pStm,/* poniter to the stream where the object is to be saved */
BOOL fClearDirty)/* Specifies whether to clear the dirty flag */
{
/* this function saves data of this object. In the begining I thougth that I have just to write
* the filePath string on Stream. But, when I tested this function whith windows programs samples !
* I noted that it was not the case. So I analysed data writen by this function on Windows system and
* what did this function do exactly ! but I have no idear a bout its logic !
* I guessed data who must be writen on stream wich is:
* 1) WORD constant:zero 2) length of the path string ("\0" included) 3) path string type A
* 4) DWORD constant : 0xDEADFFFF 5) ten WORD constant: zero 6) DWORD: double-length of the the path
* string type W ("\0" not included) 7) WORD constant: 0x3 8) filePath unicode string.
* if the length(filePath) > 8 or.length(filePath) == 8 stop at step 5)
*/
ICOM_THIS(FileMonikerImpl,iface);
HRESULT res;
LPOLESTR filePathW=This->filePathName;
CHAR* filePathA;
DWORD len=1+lstrlenW(filePathW);
DWORD constant1 = 0xDEADFFFF; /* these constants are detected after analysing the data structure writen by */
WORD constant2 = 0x3; /* FileMoniker_Save function in a windows program system */
WORD zero=0;
DWORD doubleLenHex;
DWORD doubleLenDec;
int i=0;
TRACE(ole,"(%p,%p,%d)\n",iface,pStm,fClearDirty);
if (pStm==NULL)
return E_POINTER;
/* write a DWORD seted to 0 : constant */
res=IStream_Write(pStm,&zero,sizeof(WORD),NULL);
/* write length of filePath string ( "\0" included )*/
res=IStream_Write(pStm,&len,sizeof(DWORD),NULL);
/* write filePath string type A */
filePathA=HeapAlloc(GetProcessHeap(),0,len);
lstrcpyWtoA(filePathA,filePathW);
res=IStream_Write(pStm,filePathA,len,NULL);
HeapFree(GetProcessHeap(),0,filePathA);
/* write a DWORD seted to 0xDEADFFFF: constant */
res=IStream_Write(pStm,&constant1,sizeof(DWORD),NULL);
len--;
/* write 10 times a DWORD seted to 0 : constants */
for(i=0;i<10;i++)
res=IStream_Write(pStm,&zero,sizeof(WORD),NULL);
if (len>8)
len=0;
doubleLenHex=doubleLenDec=2*len;
if (len > 5)
doubleLenDec+=6;
/* write double-length of the path string ( "\0" included )*/
res=IStream_Write(pStm,&doubleLenDec,sizeof(DWORD),NULL);
if (len==0)
return res;
/* write double-length (hexa representation) of the path string ( "\0" included ) */
res=IStream_Write(pStm,&doubleLenHex,sizeof(DWORD),NULL);
/* write a WORD seted to 0x3: constant */
res=IStream_Write(pStm,&constant2,sizeof(WORD),NULL);
/* write path unicode string */
res=IStream_Write(pStm,filePathW,doubleLenHex,NULL);
return res;
}
/******************************************************************************
* FileMoniker_GetSizeMax
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_GetSizeMax(IMoniker* iface,
ULARGE_INTEGER* pcbSize)/* Pointer to size of stream needed to save object */
{
ICOM_THIS(FileMonikerImpl,iface);
DWORD len=lstrlenW(This->filePathName);
DWORD sizeMAx;
TRACE(ole,"(%p,%p)\n",iface,pcbSize);
if (pcbSize!=NULL)
return E_POINTER;
/* for more details see FileMonikerImpl_Save coments */
sizeMAx = sizeof(WORD) + /* first WORD is 0 */
sizeof(DWORD)+ /* length of filePath including "\0" in the end of the string */
(len+1)+ /* filePath string */
sizeof(DWORD)+ /* constant : 0xDEADFFFF */
10*sizeof(WORD)+ /* 10 zero WORD */
sizeof(DWORD); /* size of the unicode filePath: "\0" not included */
if (len==0 || len > 8)
return S_OK;
sizeMAx += sizeof(DWORD)+ /* size of the unicode filePath: "\0" not included */
sizeof(WORD)+ /* constant : 0x3 */
len*sizeof(WCHAR); /* unicde filePath string */
pcbSize->LowPart=sizeMAx;
pcbSize->HighPart=0;
return S_OK;
}
/******************************************************************************
* FileMoniker_Construct (local function)
*******************************************************************************/
HRESULT WINAPI FileMonikerImpl_Construct(FileMonikerImpl* This, LPCOLESTR lpszPathName)
{
int nb=0,i;
int sizeStr=lstrlenW(lpszPathName);
LPOLESTR *tabStr=0;
WCHAR twoPoint[]={'.','.',0};
WCHAR bkSlash[]={'\\',0};
BYTE addBkSlash;
TRACE(ole,"(%p,%p)\n",This,lpszPathName);
/* Initialize the virtual fgunction table. */
This->lpvtbl1 = &VT_FileMonikerImpl;
This->lpvtbl2 = &VT_ROTDataImpl;
This->ref = 0;
This->filePathName=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(sizeStr+1));
if (This->filePathName==NULL)
return E_OUTOFMEMORY;
lstrcpyW(This->filePathName,lpszPathName);
nb=FileMonikerImpl_DecomposePath(This->filePathName,&tabStr);
if (nb > 0 ){
addBkSlash=1;
if (lstrcmpW(tabStr[0],twoPoint)!=0)
addBkSlash=0;
else
for(i=0;i<nb;i++){
if ( (lstrcmpW(tabStr[i],twoPoint)!=0) && (lstrcmpW(tabStr[i],bkSlash)!=0) ){
addBkSlash=0;
break;
}
else
if (lstrcmpW(tabStr[i],bkSlash)==0 && i<nb-1 && lstrcmpW(tabStr[i+1],bkSlash)==0){
*tabStr[i]=0;
sizeStr--;
addBkSlash=0;
break;
}
}
if (lstrcmpW(tabStr[nb-1],bkSlash)==0)
addBkSlash=0;
This->filePathName=HeapReAlloc(GetProcessHeap(),0,This->filePathName,(sizeStr+1)*sizeof(WCHAR));
*This->filePathName=0;
for(i=0;tabStr[i]!=NULL;i++)
lstrcatW(This->filePathName,tabStr[i]);
if (addBkSlash)
lstrcatW(This->filePathName,bkSlash);
}
for(i=0; tabStr[i]!=NULL;i++)
CoTaskMemFree(tabStr[i]);
CoTaskMemFree(tabStr);
return S_OK;
}
/******************************************************************************
* FileMoniker_Destroy (local function)
*******************************************************************************/
HRESULT WINAPI FileMonikerImpl_Destroy(FileMonikerImpl* This)
{
TRACE(ole,"(%p)\n",This);
if (This->filePathName!=NULL)
HeapFree(GetProcessHeap(),0,This->filePathName);
HeapFree(GetProcessHeap(),0,This);
return S_OK;
}
/******************************************************************************
* FileMoniker_BindToObject
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_BindToObject(IMoniker* iface,
IBindCtx* pbc,
IMoniker* pmkToLeft,
REFIID riid,
VOID** ppvResult)
{
HRESULT res=E_FAIL;
CLSID clsID;
IUnknown* pObj=0;
IRunningObjectTable *prot=0;
IPersistFile *ppf=0;
IClassFactory *pcf=0;
IClassActivator *pca=0;
ICOM_THIS(FileMonikerImpl,iface);
*ppvResult=0;
TRACE(ole,"(%p,%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,riid,ppvResult);
if(pmkToLeft==NULL){
res=IBindCtx_GetRunningObjectTable(pbc,&prot);
if (SUCCEEDED(res)){
/* if the requested class was loaded befor ! we dont need to reload it */
res = IRunningObjectTable_GetObject(prot,iface,&pObj);
if (res==S_FALSE){
/* first activation of this class */
res=GetClassFile(This->filePathName,&clsID);
if (SUCCEEDED(res)){
res=CoCreateInstance(&clsID,NULL,CLSCTX_ALL,&IID_IPersistFile,(void**)&ppf);
if (SUCCEEDED(res)){
res=IPersistFile_Load(ppf,This->filePathName,STGM_READ);
if (SUCCEEDED(res)){
pObj=(IUnknown*)ppf;
IUnknown_AddRef(pObj);
}
}
}
}
}
}
else{
res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&IID_IClassFactory,(void**)&pcf);
if (res==E_NOINTERFACE){
res=IMoniker_BindToObject(pmkToLeft,pbc,NULL,&IID_IClassActivator,(void**)&pca);
if (res==E_NOINTERFACE)
return MK_E_INTERMEDIATEINTERFACENOTSUPPORTED;
}
if (pcf!=NULL){
IClassFactory_CreateInstance(pcf,NULL,&IID_IPersistFile,(void**)ppf);
res=IPersistFile_Load(ppf,This->filePathName,STGM_READ);
if (SUCCEEDED(res)){
pObj=(IUnknown*)ppf;
IUnknown_AddRef(pObj);
}
}
if (pca!=NULL){
FIXME(ole,"()");
/*res=GetClassFile(This->filePathName,&clsID);
if (SUCCEEDED(res)){
res=IClassActivator_GetClassObject(pca,&clsID,CLSCTX_ALL,0,&IID_IPersistFile,(void**)&ppf);
if (SUCCEEDED(res)){
pObj=(IUnknown*)ppf;
IUnknown_AddRef(pObj);
}
}*/
}
}
if (pObj!=NULL){
/* get the requested interface from the loaded class */
res= IUnknown_QueryInterface(pObj,riid,ppvResult);
IBindCtx_RegisterObjectBound(pbc,(IUnknown*)*ppvResult);
IUnknown_Release(pObj);
}
if (prot!=NULL)
IRunningObjectTable_Release(prot);
if (ppf!=NULL)
IPersistFile_Release(ppf);
if (pca!=NULL)
IClassActivator_Release(pca);
if (pcf!=NULL)
IClassFactory_Release(pcf);
return res;
}
/******************************************************************************
* FileMoniker_BindToStorage
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_BindToStorage(IMoniker* iface,
IBindCtx* pbc,
IMoniker* pmkToLeft,
REFIID riid,
VOID** ppvObject)
{
LPOLESTR filePath=0;
IStorage *pstg=0;
HRESULT res;
TRACE(ole,"(%p,%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,riid,ppvObject);
if (pmkToLeft==NULL){
if (IsEqualIID(&IID_IStorage, riid)){
/* get the file name */
FileMonikerImpl_GetDisplayName(iface,pbc,pmkToLeft,&filePath);
/* verifie if the file contains a storage object */
res=StgIsStorageFile(filePath);
if(res==S_OK){
res=StgOpenStorage(filePath,NULL,STGM_READWRITE|STGM_SHARE_DENY_WRITE,NULL,0,&pstg);
if (SUCCEEDED(res)){
*ppvObject=pstg;
IStorage_AddRef(pstg);
return res;
}
}
CoTaskMemFree(filePath);
}
else
if ( (IsEqualIID(&IID_IStream, riid)) || (IsEqualIID(&IID_ILockBytes, riid)) )
return E_UNSPEC;
else
return E_NOINTERFACE;
}
else {
FIXME(ole,"(%p,%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,riid,ppvObject);
return E_NOTIMPL;
}
return res;
}
/******************************************************************************
* FileMoniker_Reduce
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_Reduce(IMoniker* iface,
IBindCtx* pbc,
DWORD dwReduceHowFar,
IMoniker** ppmkToLeft,
IMoniker** ppmkReduced)
{
TRACE(ole,"(%p,%p,%ld,%p,%p)\n",iface,pbc,dwReduceHowFar,ppmkToLeft,ppmkReduced);
if (ppmkReduced==NULL)
return E_POINTER;
FileMonikerImpl_AddRef(iface);
*ppmkReduced=iface;
return MK_S_REDUCED_TO_SELF;
}
/******************************************************************************
* FileMoniker_ComposeWith
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_ComposeWith(IMoniker* iface,
IMoniker* pmkRight,
BOOL fOnlyIfNotGeneric,
IMoniker** ppmkComposite)
{
HRESULT res;
LPOLESTR str1=0,str2=0,*strDec1=0,*strDec2=0,newStr=0;
WCHAR twoPoint[]={'.','.',0};
WCHAR bkSlash[]={'\\',0};
IBindCtx *bind=0;
int i=0,j=0,lastIdx1=0,lastIdx2=0;
DWORD mkSys;
TRACE(ole,"(%p,%p,%d,%p)\n",iface,pmkRight,fOnlyIfNotGeneric,ppmkComposite);
if (ppmkComposite==NULL)
return E_POINTER;
if (pmkRight==NULL)
return E_INVALIDARG;
*ppmkComposite=0;
IMoniker_IsSystemMoniker(pmkRight,&mkSys);
/* check if we have two filemonikers to compose or not */
if(mkSys==MKSYS_FILEMONIKER){
CreateBindCtx(0,&bind);
FileMonikerImpl_GetDisplayName(iface,bind,NULL,&str1);
IMoniker_GetDisplayName(pmkRight,bind,NULL,&str2);
/* decompose pathnames of the two monikers : (to prepare the path merge operation ) */
lastIdx1=FileMonikerImpl_DecomposePath(str1,&strDec1)-1;
lastIdx2=FileMonikerImpl_DecomposePath(str2,&strDec2)-1;
if ((lastIdx1==-1 && lastIdx2>-1)||(lastIdx1==1 && lstrcmpW(strDec1[0],twoPoint)==0))
return MK_E_SYNTAX;
if(lstrcmpW(strDec1[lastIdx1],bkSlash)==0)
lastIdx1--;
/* for etch "..\" in the left of str2 remove the right element from str1 */
for(i=0; ( (lastIdx1>=0) && (strDec2[i]!=NULL) && (lstrcmpW(strDec2[i],twoPoint)==0) ) ;i+=2){
lastIdx1-=2;
}
/* the length of the composed path string is raised by the sum of the two paths lengths */
newStr=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(lstrlenW(str1)+lstrlenW(str2)+1));
if (newStr==NULL)
return E_OUTOFMEMORY;
/* new path is the concatenation of the rest of str1 and str2 */
for(*newStr=0,j=0;j<=lastIdx1;j++)
lstrcatW(newStr,strDec1[j]);
if ((strDec2[i]==NULL && lastIdx1>-1 && lastIdx2>-1) || lstrcmpW(strDec2[i],bkSlash)!=0)
lstrcatW(newStr,bkSlash);
for(j=i;j<=lastIdx2;j++)
lstrcatW(newStr,strDec2[j]);
/* create a new moniker with the new string */
res=CreateFileMoniker(newStr,ppmkComposite);
/* free all strings space memory used by this function */
HeapFree(GetProcessHeap(),0,newStr);
for(i=0; strDec1[i]!=NULL;i++)
CoTaskMemFree(strDec1[i]);
for(i=0; strDec2[i]!=NULL;i++)
CoTaskMemFree(strDec2[i]);
CoTaskMemFree(strDec1);
CoTaskMemFree(strDec2);
CoTaskMemFree(str1);
CoTaskMemFree(str2);
return res;
}
else if(mkSys==MKSYS_ANTIMONIKER){
*ppmkComposite=NULL;
return S_OK;
}
else if (fOnlyIfNotGeneric){
*ppmkComposite=NULL;
return MK_E_NEEDGENERIC;
}
else
return CreateGenericComposite(iface,pmkRight,ppmkComposite);
}
/******************************************************************************
* FileMoniker_Enum
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_Enum(IMoniker* iface,BOOL fForward, IEnumMoniker** ppenumMoniker)
{
TRACE(ole,"(%p,%d,%p)\n",iface,fForward,ppenumMoniker);
if (ppenumMoniker == NULL)
return E_POINTER;
*ppenumMoniker = NULL;
return S_OK;
}
/******************************************************************************
* FileMoniker_IsEqual
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_IsEqual(IMoniker* iface,IMoniker* pmkOtherMoniker)
{
ICOM_THIS(FileMonikerImpl,iface);
CLSID clsid;
LPOLESTR filePath;
IBindCtx* bind;
HRESULT res;
TRACE(ole,"(%p,%p)\n",iface,pmkOtherMoniker);
if (pmkOtherMoniker==NULL)
return S_FALSE;
IMoniker_GetClassID(pmkOtherMoniker,&clsid);
if (!IsEqualCLSID(&clsid,&CLSID_FileMoniker))
return S_FALSE;
res=CreateBindCtx(0,&bind);
if (FAILED(res))
return res;
IMoniker_GetDisplayName(pmkOtherMoniker,bind,NULL,&filePath);
if (lstrcmpiW(filePath,
This->filePathName)!=0)
return S_FALSE;
return S_OK;
}
/******************************************************************************
* FileMoniker_Hash
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash)
{
ICOM_THIS(FileMonikerImpl,iface);
int h = 0,i,skip,len;
int off = 0;
LPOLESTR val;
if (pdwHash==NULL)
return E_POINTER;
val = This->filePathName;
len = lstrlenW(val);
if (len < 16) {
for (i = len ; i > 0; i--) {
h = (h * 37) + val[off++];
}
} else {
/* only sample some characters */
skip = len / 8;
for (i = len ; i > 0; i -= skip, off += skip) {
h = (h * 39) + val[off];
}
}
*pdwHash=h;
return S_OK;
}
/******************************************************************************
* FileMoniker_IsRunning
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_IsRunning(IMoniker* iface,
IBindCtx* pbc,
IMoniker* pmkToLeft,
IMoniker* pmkNewlyRunning)
{
IRunningObjectTable* rot;
HRESULT res;
TRACE(ole,"(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pmkNewlyRunning);
if ( (pmkNewlyRunning!=NULL) && (IMoniker_IsEqual(pmkNewlyRunning,iface)==S_OK) )
return S_OK;
if (pbc==NULL)
return E_POINTER;
res=IBindCtx_GetRunningObjectTable(pbc,&rot);
if (FAILED(res))
return res;
res = IRunningObjectTable_IsRunning(rot,iface);
IRunningObjectTable_Release(rot);
return res;
}
/******************************************************************************
* FileMoniker_GetTimeOfLastChange
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_GetTimeOfLastChange(IMoniker* iface,
IBindCtx* pbc,
IMoniker* pmkToLeft,
FILETIME* pFileTime)
{
ICOM_THIS(FileMonikerImpl,iface);
IRunningObjectTable* rot;
HRESULT res;
WIN32_FILE_ATTRIBUTE_DATA info;
TRACE(ole,"(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pFileTime);
if (pFileTime==NULL)
return E_POINTER;
if (pmkToLeft!=NULL)
return E_INVALIDARG;
res=IBindCtx_GetRunningObjectTable(pbc,&rot);
if (FAILED(res))
return res;
res= IRunningObjectTable_GetTimeOfLastChange(rot,iface,pFileTime);
if (FAILED(res)){ /* the moniker is not registred */
if (!GetFileAttributesExW(This->filePathName,GetFileExInfoStandard,&info))
return MK_E_NOOBJECT;
*pFileTime=info.ftLastWriteTime;
}
return S_OK;
}
/******************************************************************************
* FileMoniker_Inverse
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_Inverse(IMoniker* iface,IMoniker** ppmk)
{
TRACE(ole,"(%p,%p)\n",iface,ppmk);
return CreateAntiMoniker(ppmk);
}
/******************************************************************************
* FileMoniker_CommonPrefixWith
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_CommonPrefixWith(IMoniker* iface,IMoniker* pmkOther,IMoniker** ppmkPrefix)
{
LPOLESTR pathThis,pathOther,*stringTable1,*stringTable2,commonPath;
IBindCtx *pbind;
DWORD mkSys;
ULONG nb1,nb2,i,sameIdx;
BOOL machimeNameCase=FALSE;
if (ppmkPrefix==NULL)
return E_POINTER;
if (pmkOther==NULL)
return E_INVALIDARG;
*ppmkPrefix=0;
/* check if we have the same type of moniker */
IMoniker_IsSystemMoniker(pmkOther,&mkSys);
if(mkSys==MKSYS_FILEMONIKER){
CreateBindCtx(0,&pbind);
/* create a string based on common part of the two paths */
IMoniker_GetDisplayName(iface,pbind,NULL,&pathThis);
IMoniker_GetDisplayName(pmkOther,pbind,NULL,&pathOther);
nb1=FileMonikerImpl_DecomposePath(pathThis,&stringTable1);
nb2=FileMonikerImpl_DecomposePath(pathOther,&stringTable2);
if (nb1==0 || nb2==0)
return MK_E_NOPREFIX;
commonPath=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(min(lstrlenW(pathThis),lstrlenW(pathOther))+1));
*commonPath=0;
for(sameIdx=0; ( (stringTable1[sameIdx]!=NULL) &&
(stringTable2[sameIdx]!=NULL) &&
(lstrcmpiW(stringTable1[sameIdx],stringTable2[sameIdx])==0)); sameIdx++);
if (sameIdx > 1 && *stringTable1[0]=='\\' && *stringTable2[1]=='\\'){
machimeNameCase=TRUE;
for(i=2;i<sameIdx;i++)
if( (*stringTable1[i]=='\\') && (i+1 < sameIdx) && (*stringTable1[i+1]=='\\') ){
machimeNameCase=FALSE;
break;
}
}
if (machimeNameCase && *stringTable1[sameIdx-1]=='\\')
sameIdx--;
if (machimeNameCase && (sameIdx<=3) && (nb1 > 3 || nb2 > 3) )
return MK_E_NOPREFIX;
for(i=0;i<sameIdx;i++)
lstrcatW(commonPath,stringTable1[i]);
for(i=0;i<nb1;i++)
CoTaskMemFree(stringTable1[i]);
CoTaskMemFree(stringTable1);
for(i=0;i<nb2;i++)
CoTaskMemFree(stringTable2[i]);
CoTaskMemFree(stringTable2);
HeapFree(GetProcessHeap(),0,commonPath);
return CreateFileMoniker(commonPath,ppmkPrefix);
}
else
return MonikerCommonPrefixWith(iface,pmkOther,ppmkPrefix);
}
/******************************************************************************
* DecomposePath (local function)
******************************************************************************/
int WINAPI FileMonikerImpl_DecomposePath(LPOLESTR str, LPOLESTR** stringTable)
{
WCHAR bSlash[] = {'\\',0};
WCHAR word[100];
int i=0,j,tabIndex=0;
LPOLESTR *strgtable ;
int len=lstrlenW(str);
1999-04-25 21:01:52 +02:00
strgtable =CoTaskMemAlloc(len*sizeof(LPOLESTR));
if (strgtable==NULL)
return E_OUTOFMEMORY;
while(str[i]!=0){
if(str[i]==bSlash[0]){
strgtable[tabIndex]=CoTaskMemAlloc(2*sizeof(WCHAR));
if (strgtable[tabIndex]==NULL)
return E_OUTOFMEMORY;
lstrcpyW(strgtable[tabIndex++],bSlash);
i++;
}
else {
for(j=0; str[i]!=0 && str[i]!=bSlash[0] ; i++,j++)
word[j]=str[i];
word[j]=0;
strgtable[tabIndex]=CoTaskMemAlloc(sizeof(WCHAR)*(j+1));
if (strgtable[tabIndex]==NULL)
return E_OUTOFMEMORY;
lstrcpyW(strgtable[tabIndex++],word);
}
}
strgtable[tabIndex]=NULL;
*stringTable=strgtable;
return tabIndex;
}
/******************************************************************************
* FileMoniker_RelativePathTo
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_RelativePathTo(IMoniker* iface,IMoniker* pmOther, IMoniker** ppmkRelPath)
{
IBindCtx *bind;
HRESULT res;
LPOLESTR str1=0,str2=0,*tabStr1=0,*tabStr2=0,relPath=0;
DWORD len1=0,len2=0,sameIdx=0,j=0;
WCHAR back[] ={'.','.','\\',0};
TRACE(ole,"(%p,%p,%p)\n",iface,pmOther,ppmkRelPath);
if (ppmkRelPath==NULL)
return E_POINTER;
if (pmOther==NULL)
return E_INVALIDARG;
res=CreateBindCtx(0,&bind);
if (FAILED(res))
return res;
res=IMoniker_GetDisplayName(iface,bind,NULL,&str1);
if (FAILED(res))
return res;
res=IMoniker_GetDisplayName(pmOther,bind,NULL,&str2);
if (FAILED(res))
return res;
len1=FileMonikerImpl_DecomposePath(str1,&tabStr1);
len2=FileMonikerImpl_DecomposePath(str2,&tabStr2);
if (FAILED(len1) || FAILED(len2))
return E_OUTOFMEMORY;
/* count the number of similar items from the begin of the two paths */
for(sameIdx=0; ( (tabStr1[sameIdx]!=NULL) &&
(tabStr2[sameIdx]!=NULL) &&
(lstrcmpiW(tabStr1[sameIdx],tabStr2[sameIdx])==0)); sameIdx++);
/* begin the construction of relativePath */
/* if the two paths have a consecutive similar item from the begin ! the relativePath will be composed */
/* by "..\\" in the begin */
relPath=HeapAlloc(GetProcessHeap(),0,sizeof(WCHAR)*(1+lstrlenW(str1)+lstrlenW(str2)));
*relPath=0;
if (len2>0 && !(len1==1 && len2==1 && sameIdx==0))
for(j=sameIdx;(tabStr1[j] != NULL); j++)
if (*tabStr1[j]!='\\')
lstrcatW(relPath,back);
/* add items of the second path (similar items with the first path are not included) to the relativePath */
for(j=sameIdx;tabStr2[j]!=NULL;j++)
lstrcatW(relPath,tabStr2[j]);
res=CreateFileMoniker(relPath,ppmkRelPath);
for(j=0; tabStr1[j]!=NULL;j++)
CoTaskMemFree(tabStr1[j]);
for(j=0; tabStr2[j]!=NULL;j++)
CoTaskMemFree(tabStr2[j]);
CoTaskMemFree(tabStr1);
CoTaskMemFree(tabStr2);
CoTaskMemFree(str1);
CoTaskMemFree(str2);
HeapFree(GetProcessHeap(),0,relPath);
if (len1==0 || len2==0 || (len1==1 && len2==1 && sameIdx==0))
return MK_S_HIM;
return res;
}
/******************************************************************************
* FileMoniker_GetDisplayName
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_GetDisplayName(IMoniker* iface,
IBindCtx* pbc,
IMoniker* pmkToLeft,
LPOLESTR *ppszDisplayName)
{
ICOM_THIS(FileMonikerImpl,iface);
int len=lstrlenW(This->filePathName);
TRACE(ole,"(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,ppszDisplayName);
if (ppszDisplayName==NULL)
return E_POINTER;
if (pmkToLeft!=NULL)
return E_INVALIDARG;
*ppszDisplayName=CoTaskMemAlloc(sizeof(WCHAR)*(len+1));
if (*ppszDisplayName==NULL)
return E_OUTOFMEMORY;
lstrcpyW(*ppszDisplayName,This->filePathName);
return S_OK;
}
/******************************************************************************
* FileMoniker_ParseDisplayName
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_ParseDisplayName(IMoniker* iface,
IBindCtx* pbc,
IMoniker* pmkToLeft,
LPOLESTR pszDisplayName,
ULONG* pchEaten,
IMoniker** ppmkOut)
{
FIXME(ole,"(%p,%p,%p,%p,%p,%p),stub!\n",iface,pbc,pmkToLeft,pszDisplayName,pchEaten,ppmkOut);
return E_NOTIMPL;
}
/******************************************************************************
* FileMoniker_IsSystemMonker
******************************************************************************/
HRESULT WINAPI FileMonikerImpl_IsSystemMoniker(IMoniker* iface,DWORD* pwdMksys)
{
TRACE(ole,"(%p,%p)\n",iface,pwdMksys);
if (!pwdMksys)
return E_POINTER;
(*pwdMksys)=MKSYS_FILEMONIKER;
return S_OK;
}
/*******************************************************************************
* FileMonikerIROTData_QueryInterface
*******************************************************************************/
HRESULT WINAPI FileMonikerROTDataImpl_QueryInterface(IROTData *iface,REFIID riid,VOID** ppvObject)
{
ICOM_THIS_From_IROTData(IMoniker, iface);
TRACE(ole,"(%p,%p,%p)\n",This,riid,ppvObject);
return FileMonikerImpl_QueryInterface(This, riid, ppvObject);
}
/***********************************************************************
* FileMonikerIROTData_AddRef
*/
ULONG WINAPI FileMonikerROTDataImpl_AddRef(IROTData *iface)
{
ICOM_THIS_From_IROTData(IMoniker, iface);
TRACE(ole,"(%p)\n",This);
return FileMonikerImpl_AddRef(This);
}
/***********************************************************************
* FileMonikerIROTData_Release
*/
ULONG WINAPI FileMonikerROTDataImpl_Release(IROTData* iface)
{
ICOM_THIS_From_IROTData(IMoniker, iface);
TRACE(ole,"(%p)\n",This);
return FileMonikerImpl_Release(This);
}
/******************************************************************************
* FileMonikerIROTData_GetComparaisonData
******************************************************************************/
HRESULT WINAPI FileMonikerROTDataImpl_GetComparaisonData(IROTData* iface,
BYTE* pbData,
ULONG cbMax,
ULONG* pcbData)
{
FIXME(ole,"(),stub!\n");
return E_NOTIMPL;
}
/******************************************************************************
* CreateFileMoniker16
******************************************************************************/
HRESULT WINAPI CreateFileMoniker16(LPCOLESTR16 lpszPathName,LPMONIKER* ppmk)
{
FIXME(ole,"(%s,%p),stub!\n",lpszPathName,ppmk);
return E_NOTIMPL;
}
/******************************************************************************
* CreateFileMoniker
******************************************************************************/
HRESULT WINAPI CreateFileMoniker(LPCOLESTR lpszPathName, LPMONIKER * ppmk)
{
FileMonikerImpl* newFileMoniker = 0;
HRESULT hr = E_FAIL;
IID riid=IID_IMoniker;
TRACE(ole,"(%p,%p)\n",lpszPathName,ppmk);
if (ppmk==NULL)
return E_POINTER;
if(lpszPathName==NULL)
return MK_E_SYNTAX;
*ppmk=0;
newFileMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(FileMonikerImpl));
if (newFileMoniker == 0)
return E_OUTOFMEMORY;
hr = FileMonikerImpl_Construct(newFileMoniker,lpszPathName);
if (SUCCEEDED(hr))
hr = FileMonikerImpl_QueryInterface((IMoniker*)newFileMoniker,&riid,(void**)ppmk);
else
HeapFree(GetProcessHeap(),0,newFileMoniker);
return hr;
}