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reactos/dll/win32/ole32/compositemoniker.c
Amine Khaldi 0f5d91b750 [OLE32] Sync with Wine Staging 4.18. CORE-16441
2019-11-10 14:10:55 +01:00

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/*
* CompositeMonikers implementation
*
* Copyright 1999 Noomen Hamza
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <assert.h>
#include <stdarg.h>
#include <string.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winerror.h"
#include "wine/debug.h"
#include "ole2.h"
#include "moniker.h"
WINE_DEFAULT_DEBUG_CHANNEL(ole);
#define BLOCK_TAB_SIZE 5 /* represent the first size table and its increment block size */
/* CompositeMoniker data structure */
typedef struct CompositeMonikerImpl{
IMoniker IMoniker_iface;
IROTData IROTData_iface;
IMarshal IMarshal_iface;
LONG ref;
IMoniker** tabMoniker; /* dynamic table containing all components (monikers) of this composite moniker */
ULONG tabSize; /* size of tabMoniker */
ULONG tabLastIndex; /* first free index in tabMoniker */
} CompositeMonikerImpl;
static inline CompositeMonikerImpl *impl_from_IMoniker(IMoniker *iface)
{
return CONTAINING_RECORD(iface, CompositeMonikerImpl, IMoniker_iface);
}
static inline CompositeMonikerImpl *impl_from_IROTData(IROTData *iface)
{
return CONTAINING_RECORD(iface, CompositeMonikerImpl, IROTData_iface);
}
static inline CompositeMonikerImpl *impl_from_IMarshal(IMarshal *iface)
{
return CONTAINING_RECORD(iface, CompositeMonikerImpl, IMarshal_iface);
}
/* EnumMoniker data structure */
typedef struct EnumMonikerImpl{
IEnumMoniker IEnumMoniker_iface;
LONG ref;
IMoniker** tabMoniker; /* dynamic table containing the enumerated monikers */
ULONG tabSize; /* size of tabMoniker */
ULONG currentPos; /* index pointer on the current moniker */
} EnumMonikerImpl;
static inline EnumMonikerImpl *impl_from_IEnumMoniker(IEnumMoniker *iface)
{
return CONTAINING_RECORD(iface, EnumMonikerImpl, IEnumMoniker_iface);
}
static HRESULT EnumMonikerImpl_CreateEnumMoniker(IMoniker** tabMoniker,ULONG tabSize,ULONG currentPos,BOOL leftToRight,IEnumMoniker ** ppmk);
/*******************************************************************************
* CompositeMoniker_QueryInterface
*******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_QueryInterface(IMoniker* iface,REFIID riid,void** ppvObject)
{
CompositeMonikerImpl *This = impl_from_IMoniker(iface);
TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppvObject);
/* Perform a sanity check on the parameters.*/
if ( 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 = &This->IROTData_iface;
else if (IsEqualIID(&IID_IMarshal, riid))
*ppvObject = &This->IMarshal_iface;
/* 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 */
IMoniker_AddRef(iface);
return S_OK;
}
/******************************************************************************
* CompositeMoniker_AddRef
******************************************************************************/
static ULONG WINAPI
CompositeMonikerImpl_AddRef(IMoniker* iface)
{
CompositeMonikerImpl *This = impl_from_IMoniker(iface);
TRACE("(%p)\n",This);
return InterlockedIncrement(&This->ref);
}
static void CompositeMonikerImpl_ReleaseMonikersInTable(CompositeMonikerImpl *This)
{
ULONG i;
for (i = 0; i < This->tabLastIndex; i++)
IMoniker_Release(This->tabMoniker[i]);
This->tabLastIndex = 0;
}
/******************************************************************************
* CompositeMoniker_Release
******************************************************************************/
static ULONG WINAPI
CompositeMonikerImpl_Release(IMoniker* iface)
{
CompositeMonikerImpl *This = impl_from_IMoniker(iface);
ULONG ref;
TRACE("(%p)\n",This);
ref = InterlockedDecrement(&This->ref);
/* destroy the object if there are no more references to it */
if (ref == 0){
/* release all the components before destroying this object */
CompositeMonikerImpl_ReleaseMonikersInTable(This);
HeapFree(GetProcessHeap(),0,This->tabMoniker);
HeapFree(GetProcessHeap(),0,This);
}
return ref;
}
/******************************************************************************
* CompositeMoniker_GetClassID
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_GetClassID(IMoniker* iface,CLSID *pClassID)
{
TRACE("(%p,%p)\n",iface,pClassID);
if (pClassID==NULL)
return E_POINTER;
*pClassID = CLSID_CompositeMoniker;
return S_OK;
}
/******************************************************************************
* CompositeMoniker_IsDirty
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_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("(%p)\n",iface);
return S_FALSE;
}
/******************************************************************************
* CompositeMoniker_Load
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_Load(IMoniker* iface,IStream* pStm)
{
CompositeMonikerImpl *This = impl_from_IMoniker(iface);
HRESULT res;
DWORD moniker_count;
DWORD i;
TRACE("(%p,%p)\n",iface,pStm);
/* this function call OleLoadFromStream function for each moniker within this object */
res=IStream_Read(pStm,&moniker_count,sizeof(DWORD),NULL);
if (res != S_OK)
{
ERR("couldn't reading moniker count from stream\n");
return E_FAIL;
}
CompositeMonikerImpl_ReleaseMonikersInTable(This);
for (i = 0; i < moniker_count; i++)
{
res=OleLoadFromStream(pStm,&IID_IMoniker,(void**)&This->tabMoniker[This->tabLastIndex]);
if (FAILED(res))
{
ERR("couldn't load moniker from stream, res = 0x%08x\n", res);
break;
}
/* resize the table if needed */
if (++This->tabLastIndex==This->tabSize){
This->tabSize+=BLOCK_TAB_SIZE;
This->tabMoniker=HeapReAlloc(GetProcessHeap(),0,This->tabMoniker,This->tabSize*sizeof(This->tabMoniker[0]));
if (This->tabMoniker==NULL)
return E_OUTOFMEMORY;
}
}
return res;
}
/******************************************************************************
* CompositeMoniker_Save
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_Save(IMoniker* iface,IStream* pStm,BOOL fClearDirty)
{
CompositeMonikerImpl *This = impl_from_IMoniker(iface);
HRESULT res;
IEnumMoniker *enumMk;
IMoniker *pmk;
DWORD moniker_count = This->tabLastIndex;
TRACE("(%p,%p,%d)\n",iface,pStm,fClearDirty);
/* This function calls OleSaveToStream function for each moniker within
* this object.
* When I tested this function in windows, I usually found this constant
* at the beginning of the stream. I don't known why (there's no
* indication in the specification) !
*/
res=IStream_Write(pStm,&moniker_count,sizeof(moniker_count),NULL);
if (FAILED(res)) return res;
IMoniker_Enum(iface,TRUE,&enumMk);
while(IEnumMoniker_Next(enumMk,1,&pmk,NULL)==S_OK){
res=OleSaveToStream((IPersistStream*)pmk,pStm);
IMoniker_Release(pmk);
if (FAILED(res)){
IEnumMoniker_Release(enumMk);
return res;
}
}
IEnumMoniker_Release(enumMk);
return S_OK;
}
/******************************************************************************
* CompositeMoniker_GetSizeMax
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_GetSizeMax(IMoniker* iface,ULARGE_INTEGER* pcbSize)
{
IEnumMoniker *enumMk;
IMoniker *pmk;
ULARGE_INTEGER ptmpSize;
/* The sizeMax of this object is calculated by calling GetSizeMax on
* each moniker within this object then summing all returned values
*/
TRACE("(%p,%p)\n",iface,pcbSize);
if (!pcbSize)
return E_POINTER;
pcbSize->QuadPart = sizeof(DWORD);
IMoniker_Enum(iface,TRUE,&enumMk);
while(IEnumMoniker_Next(enumMk,1,&pmk,NULL)==S_OK){
IMoniker_GetSizeMax(pmk,&ptmpSize);
IMoniker_Release(pmk);
pcbSize->QuadPart = ptmpSize.QuadPart + sizeof(CLSID);
}
IEnumMoniker_Release(enumMk);
return S_OK;
}
/******************************************************************************
* CompositeMoniker_BindToObject
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_BindToObject(IMoniker* iface, IBindCtx* pbc,
IMoniker* pmkToLeft, REFIID riid, VOID** ppvResult)
{
HRESULT res;
IRunningObjectTable *prot;
IMoniker *tempMk,*antiMk,*rightMostMk;
IEnumMoniker *enumMoniker;
TRACE("(%p,%p,%p,%s,%p)\n",iface,pbc,pmkToLeft,debugstr_guid(riid),ppvResult);
if (ppvResult==NULL)
return E_POINTER;
*ppvResult=0;
/* If pmkToLeft is NULL, this method looks for the moniker in the ROT, and if found, queries the retrieved */
/* object for the requested interface pointer. */
if(pmkToLeft==NULL){
res=IBindCtx_GetRunningObjectTable(pbc,&prot);
if (SUCCEEDED(res)){
/* if the requested class was loaded before ! we don't need to reload it */
res = IRunningObjectTable_GetObject(prot,iface,(IUnknown**)ppvResult);
if (res==S_OK)
return res;
}
}
else{
/* If pmkToLeft is not NULL, the method recursively calls IMoniker::BindToObject on the rightmost */
/* component of the composite, passing the rest of the composite as the pmkToLeft parameter for that call */
IMoniker_Enum(iface,FALSE,&enumMoniker);
IEnumMoniker_Next(enumMoniker,1,&rightMostMk,NULL);
IEnumMoniker_Release(enumMoniker);
res=CreateAntiMoniker(&antiMk);
res=IMoniker_ComposeWith(iface,antiMk,0,&tempMk);
IMoniker_Release(antiMk);
res=IMoniker_BindToObject(rightMostMk,pbc,tempMk,riid,ppvResult);
IMoniker_Release(tempMk);
IMoniker_Release(rightMostMk);
}
return res;
}
/******************************************************************************
* CompositeMoniker_BindToStorage
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_BindToStorage(IMoniker* iface, IBindCtx* pbc,
IMoniker* pmkToLeft, REFIID riid, VOID** ppvResult)
{
HRESULT res;
IMoniker *tempMk,*antiMk,*rightMostMk,*leftMk;
IEnumMoniker *enumMoniker;
TRACE("(%p,%p,%p,%s,%p)\n",iface,pbc,pmkToLeft,debugstr_guid(riid),ppvResult);
*ppvResult=0;
/* This method recursively calls BindToStorage on the rightmost component of the composite, */
/* passing the rest of the composite as the pmkToLeft parameter for that call. */
if (pmkToLeft)
{
res = IMoniker_ComposeWith(pmkToLeft, iface, FALSE, &leftMk);
if (FAILED(res)) return res;
}
else
leftMk = iface;
IMoniker_Enum(iface, FALSE, &enumMoniker);
IEnumMoniker_Next(enumMoniker, 1, &rightMostMk, NULL);
IEnumMoniker_Release(enumMoniker);
res = CreateAntiMoniker(&antiMk);
if (FAILED(res)) return res;
res = IMoniker_ComposeWith(leftMk, antiMk, 0, &tempMk);
if (FAILED(res)) return res;
IMoniker_Release(antiMk);
res = IMoniker_BindToStorage(rightMostMk, pbc, tempMk, riid, ppvResult);
IMoniker_Release(tempMk);
IMoniker_Release(rightMostMk);
if (pmkToLeft)
IMoniker_Release(leftMk);
return res;
}
/******************************************************************************
* CompositeMoniker_Reduce
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_Reduce(IMoniker* iface, IBindCtx* pbc, DWORD dwReduceHowFar,
IMoniker** ppmkToLeft, IMoniker** ppmkReduced)
{
HRESULT res;
IMoniker *tempMk,*antiMk,*rightMostMk,*leftReducedComposedMk,*rightMostReducedMk;
IEnumMoniker *enumMoniker;
TRACE("(%p,%p,%d,%p,%p)\n",iface,pbc,dwReduceHowFar,ppmkToLeft,ppmkReduced);
if (ppmkReduced==NULL)
return E_POINTER;
/* This method recursively calls Reduce for each of its component monikers. */
if (ppmkToLeft==NULL){
IMoniker_Enum(iface,FALSE,&enumMoniker);
IEnumMoniker_Next(enumMoniker,1,&rightMostMk,NULL);
IEnumMoniker_Release(enumMoniker);
CreateAntiMoniker(&antiMk);
IMoniker_ComposeWith(iface,antiMk,0,&tempMk);
IMoniker_Release(antiMk);
res = IMoniker_Reduce(rightMostMk,pbc,dwReduceHowFar,&tempMk, ppmkReduced);
IMoniker_Release(tempMk);
IMoniker_Release(rightMostMk);
return res;
}
else if (*ppmkToLeft==NULL)
return IMoniker_Reduce(iface,pbc,dwReduceHowFar,NULL,ppmkReduced);
else{
/* separate the composite moniker in to left and right moniker */
IMoniker_Enum(iface,FALSE,&enumMoniker);
IEnumMoniker_Next(enumMoniker,1,&rightMostMk,NULL);
IEnumMoniker_Release(enumMoniker);
CreateAntiMoniker(&antiMk);
IMoniker_ComposeWith(iface,antiMk,0,&tempMk);
IMoniker_Release(antiMk);
/* If any of the components reduces itself, the method returns S_OK and passes back a composite */
/* of the reduced components */
if (IMoniker_Reduce(rightMostMk,pbc,dwReduceHowFar,NULL,&rightMostReducedMk) &&
IMoniker_Reduce(rightMostMk,pbc,dwReduceHowFar,&tempMk,&leftReducedComposedMk) ){
IMoniker_Release(tempMk);
IMoniker_Release(rightMostMk);
return CreateGenericComposite(leftReducedComposedMk,rightMostReducedMk,ppmkReduced);
}
else{
/* If no reduction occurred, the method passes back the same moniker and returns MK_S_REDUCED_TO_SELF.*/
IMoniker_Release(tempMk);
IMoniker_Release(rightMostMk);
IMoniker_AddRef(iface);
*ppmkReduced=iface;
return MK_S_REDUCED_TO_SELF;
}
}
}
/******************************************************************************
* CompositeMoniker_ComposeWith
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_ComposeWith(IMoniker* iface, IMoniker* pmkRight,
BOOL fOnlyIfNotGeneric, IMoniker** ppmkComposite)
{
TRACE("(%p,%p,%d,%p)\n",iface,pmkRight,fOnlyIfNotGeneric,ppmkComposite);
if ((ppmkComposite==NULL)||(pmkRight==NULL))
return E_POINTER;
*ppmkComposite=0;
/* If fOnlyIfNotGeneric is TRUE, this method sets *pmkComposite to NULL and returns MK_E_NEEDGENERIC; */
/* otherwise, the method returns the result of combining the two monikers by calling the */
/* CreateGenericComposite function */
if (fOnlyIfNotGeneric)
return MK_E_NEEDGENERIC;
return CreateGenericComposite(iface,pmkRight,ppmkComposite);
}
/******************************************************************************
* CompositeMoniker_Enum
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_Enum(IMoniker* iface,BOOL fForward, IEnumMoniker** ppenumMoniker)
{
CompositeMonikerImpl *This = impl_from_IMoniker(iface);
TRACE("(%p,%d,%p)\n",iface,fForward,ppenumMoniker);
if (ppenumMoniker == NULL)
return E_POINTER;
return EnumMonikerImpl_CreateEnumMoniker(This->tabMoniker,This->tabLastIndex,0,fForward,ppenumMoniker);
}
/******************************************************************************
* CompositeMoniker_IsEqual
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_IsEqual(IMoniker* iface,IMoniker* pmkOtherMoniker)
{
IEnumMoniker *enumMoniker1,*enumMoniker2;
IMoniker *tempMk1,*tempMk2;
HRESULT res1,res2,res;
BOOL done;
TRACE("(%p,%p)\n",iface,pmkOtherMoniker);
if (pmkOtherMoniker==NULL)
return S_FALSE;
/* This method returns S_OK if the components of both monikers are equal when compared in the */
/* left-to-right order.*/
IMoniker_Enum(pmkOtherMoniker,TRUE,&enumMoniker1);
if (enumMoniker1==NULL)
return S_FALSE;
IMoniker_Enum(iface,TRUE,&enumMoniker2);
do {
res1=IEnumMoniker_Next(enumMoniker1,1,&tempMk1,NULL);
res2=IEnumMoniker_Next(enumMoniker2,1,&tempMk2,NULL);
if((res1==S_OK)&&(res2==S_OK)){
done = (res = IMoniker_IsEqual(tempMk1,tempMk2)) == S_FALSE;
}
else
{
res = (res1==S_FALSE) && (res2==S_FALSE);
done = TRUE;
}
if (res1==S_OK)
IMoniker_Release(tempMk1);
if (res2==S_OK)
IMoniker_Release(tempMk2);
} while (!done);
IEnumMoniker_Release(enumMoniker1);
IEnumMoniker_Release(enumMoniker2);
return res;
}
/******************************************************************************
* CompositeMoniker_Hash
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash)
{
IEnumMoniker *enumMoniker;
IMoniker *tempMk;
HRESULT res;
DWORD tempHash;
TRACE("(%p,%p)\n",iface,pdwHash);
if (pdwHash==NULL)
return E_POINTER;
res = IMoniker_Enum(iface,TRUE,&enumMoniker);
if(FAILED(res))
return res;
*pdwHash = 0;
while(IEnumMoniker_Next(enumMoniker,1,&tempMk,NULL)==S_OK){
res = IMoniker_Hash(tempMk, &tempHash);
if(FAILED(res))
break;
*pdwHash = *pdwHash ^ tempHash;
IMoniker_Release(tempMk);
}
IEnumMoniker_Release(enumMoniker);
return res;
}
/******************************************************************************
* CompositeMoniker_IsRunning
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_IsRunning(IMoniker* iface, IBindCtx* pbc,
IMoniker* pmkToLeft, IMoniker* pmkNewlyRunning)
{
IRunningObjectTable* rot;
HRESULT res;
IMoniker *tempMk,*antiMk,*rightMostMk;
IEnumMoniker *enumMoniker;
TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pmkNewlyRunning);
/* If pmkToLeft is non-NULL, this method composes pmkToLeft with this moniker and calls IsRunning on the result.*/
if (pmkToLeft!=NULL){
CreateGenericComposite(pmkToLeft,iface,&tempMk);
res = IMoniker_IsRunning(tempMk,pbc,NULL,pmkNewlyRunning);
IMoniker_Release(tempMk);
return res;
}
else
/* If pmkToLeft is NULL, this method returns S_OK if pmkNewlyRunning is non-NULL and is equal */
/* to this moniker */
if (pmkNewlyRunning!=NULL)
if (IMoniker_IsEqual(iface,pmkNewlyRunning)==S_OK)
return S_OK;
else
return S_FALSE;
else{
if (pbc==NULL)
return E_INVALIDARG;
/* If pmkToLeft and pmkNewlyRunning are both NULL, this method checks the ROT to see whether */
/* the moniker is running. If so, the method returns S_OK; otherwise, it recursively calls */
/* IMoniker::IsRunning on the rightmost component of the composite, passing the remainder of */
/* the composite as the pmkToLeft parameter for that call. */
res=IBindCtx_GetRunningObjectTable(pbc,&rot);
if (FAILED(res))
return res;
res = IRunningObjectTable_IsRunning(rot,iface);
IRunningObjectTable_Release(rot);
if(res==S_OK)
return S_OK;
else{
IMoniker_Enum(iface,FALSE,&enumMoniker);
IEnumMoniker_Next(enumMoniker,1,&rightMostMk,NULL);
IEnumMoniker_Release(enumMoniker);
res=CreateAntiMoniker(&antiMk);
res=IMoniker_ComposeWith(iface,antiMk,0,&tempMk);
IMoniker_Release(antiMk);
res=IMoniker_IsRunning(rightMostMk,pbc,tempMk,pmkNewlyRunning);
IMoniker_Release(tempMk);
IMoniker_Release(rightMostMk);
return res;
}
}
}
/******************************************************************************
* CompositeMoniker_GetTimeOfLastChange
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_GetTimeOfLastChange(IMoniker* iface, IBindCtx* pbc,
IMoniker* pmkToLeft, FILETIME* pCompositeTime)
{
HRESULT res;
IMoniker *tempMk,*antiMk,*rightMostMk,*leftMk;
IEnumMoniker *enumMoniker;
TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,pCompositeTime);
if (pCompositeTime==NULL)
return E_INVALIDARG;
/* This method creates a composite of pmkToLeft (if non-NULL) and this moniker and uses the ROT to */
/* retrieve the time of last change. If the object is not in the ROT, the method recursively calls */
/* IMoniker::GetTimeOfLastChange on the rightmost component of the composite, passing the remainder */
/* of the composite as the pmkToLeft parameter for that call. */
if (pmkToLeft)
{
IRunningObjectTable* rot;
res = IMoniker_ComposeWith(pmkToLeft, iface, FALSE, &leftMk);
if (FAILED(res))
return res;
res = IBindCtx_GetRunningObjectTable(pbc,&rot);
if (FAILED(res))
{
IMoniker_Release(leftMk);
return res;
}
if (IRunningObjectTable_GetTimeOfLastChange(rot,leftMk,pCompositeTime)==S_OK)
{
IMoniker_Release(leftMk);
return res;
}
}
else
leftMk = iface;
IMoniker_Enum(iface, FALSE, &enumMoniker);
IEnumMoniker_Next(enumMoniker, 1, &rightMostMk, NULL);
IEnumMoniker_Release(enumMoniker);
res = CreateAntiMoniker(&antiMk);
res = IMoniker_ComposeWith(leftMk, antiMk, 0, &tempMk);
IMoniker_Release(antiMk);
res = IMoniker_GetTimeOfLastChange(rightMostMk, pbc, tempMk, pCompositeTime);
IMoniker_Release(tempMk);
IMoniker_Release(rightMostMk);
if (pmkToLeft)
IMoniker_Release(leftMk);
return res;
}
/******************************************************************************
* CompositeMoniker_Inverse
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_Inverse(IMoniker* iface,IMoniker** ppmk)
{
HRESULT res;
IMoniker *tempMk,*antiMk,*rightMostMk,*tempInvMk,*rightMostInvMk;
IEnumMoniker *enumMoniker;
TRACE("(%p,%p)\n",iface,ppmk);
if (ppmk==NULL)
return E_POINTER;
/* This method returns a composite moniker that consists of the inverses of each of the components */
/* of the original composite, stored in reverse order */
*ppmk = NULL;
res=CreateAntiMoniker(&antiMk);
if (FAILED(res))
return res;
res=IMoniker_ComposeWith(iface,antiMk,FALSE,&tempMk);
IMoniker_Release(antiMk);
if (FAILED(res))
return res;
if (tempMk==NULL)
return IMoniker_Inverse(iface,ppmk);
else{
IMoniker_Enum(iface,FALSE,&enumMoniker);
IEnumMoniker_Next(enumMoniker,1,&rightMostMk,NULL);
IEnumMoniker_Release(enumMoniker);
IMoniker_Inverse(rightMostMk,&rightMostInvMk);
CompositeMonikerImpl_Inverse(tempMk,&tempInvMk);
res=CreateGenericComposite(rightMostInvMk,tempInvMk,ppmk);
IMoniker_Release(tempMk);
IMoniker_Release(rightMostMk);
IMoniker_Release(tempInvMk);
IMoniker_Release(rightMostInvMk);
return res;
}
}
/******************************************************************************
* CompositeMoniker_CommonPrefixWith
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_CommonPrefixWith(IMoniker* iface, IMoniker* pmkOther,
IMoniker** ppmkPrefix)
{
DWORD mkSys;
HRESULT res1,res2;
IMoniker *tempMk1,*tempMk2,*mostLeftMk1,*mostLeftMk2;
IEnumMoniker *enumMoniker1,*enumMoniker2;
ULONG i,nbCommonMk=0;
/* If the other moniker is a composite, this method compares the components of each composite from left */
/* to right. The returned common prefix moniker might also be a composite moniker, depending on how many */
/* of the leftmost components were common to both monikers. */
if (ppmkPrefix==NULL)
return E_POINTER;
*ppmkPrefix=0;
if (pmkOther==NULL)
return MK_E_NOPREFIX;
IMoniker_IsSystemMoniker(pmkOther,&mkSys);
if(mkSys==MKSYS_GENERICCOMPOSITE){
IMoniker_Enum(iface,TRUE,&enumMoniker1);
IMoniker_Enum(pmkOther,TRUE,&enumMoniker2);
while(1){
res1=IEnumMoniker_Next(enumMoniker1,1,&mostLeftMk1,NULL);
res2=IEnumMoniker_Next(enumMoniker2,1,&mostLeftMk2,NULL);
if ((res1==S_FALSE) && (res2==S_FALSE)){
/* If the monikers are equal, the method returns MK_S_US and sets ppmkPrefix to this moniker.*/
*ppmkPrefix=iface;
IMoniker_AddRef(iface);
return MK_S_US;
}
else if ((res1==S_OK) && (res2==S_OK)){
if (IMoniker_IsEqual(mostLeftMk1,mostLeftMk2)==S_OK)
nbCommonMk++;
else
break;
}
else if (res1==S_OK){
/* If the other moniker is a prefix of this moniker, the method returns MK_S_HIM and sets */
/* ppmkPrefix to the other moniker. */
*ppmkPrefix=pmkOther;
return MK_S_HIM;
}
else{
/* If this moniker is a prefix of the other, this method returns MK_S_ME and sets ppmkPrefix */
/* to this moniker. */
*ppmkPrefix=iface;
return MK_S_ME;
}
}
IEnumMoniker_Release(enumMoniker1);
IEnumMoniker_Release(enumMoniker2);
/* If there is no common prefix, this method returns MK_E_NOPREFIX and sets ppmkPrefix to NULL. */
if (nbCommonMk==0)
return MK_E_NOPREFIX;
IEnumMoniker_Reset(enumMoniker1);
IEnumMoniker_Next(enumMoniker1,1,&tempMk1,NULL);
/* if we have more than one common moniker the result will be a composite moniker */
if (nbCommonMk>1){
/* initialize the common prefix moniker with the composite of two first moniker (from the left)*/
IEnumMoniker_Next(enumMoniker1,1,&tempMk2,NULL);
CreateGenericComposite(tempMk1,tempMk2,ppmkPrefix);
IMoniker_Release(tempMk1);
IMoniker_Release(tempMk2);
/* compose all common monikers in a composite moniker */
for(i=0;i<nbCommonMk;i++){
IEnumMoniker_Next(enumMoniker1,1,&tempMk1,NULL);
CreateGenericComposite(*ppmkPrefix,tempMk1,&tempMk2);
IMoniker_Release(*ppmkPrefix);
IMoniker_Release(tempMk1);
*ppmkPrefix=tempMk2;
}
return S_OK;
}
else{
/* if we have only one common moniker the result will be a simple moniker which is the most-left one*/
*ppmkPrefix=tempMk1;
return S_OK;
}
}
else{
/* If the other moniker is not a composite, the method simply compares it to the leftmost component
of this moniker.*/
IMoniker_Enum(iface,TRUE,&enumMoniker1);
IEnumMoniker_Next(enumMoniker1,1,&mostLeftMk1,NULL);
if (IMoniker_IsEqual(pmkOther,mostLeftMk1)==S_OK){
*ppmkPrefix=pmkOther;
return MK_S_HIM;
}
else
return MK_E_NOPREFIX;
}
}
/***************************************************************************************************
* GetAfterCommonPrefix (local function)
* This function returns a moniker that consist of the remainder when the common prefix is removed
***************************************************************************************************/
static VOID GetAfterCommonPrefix(IMoniker* pGenMk,IMoniker* commonMk,IMoniker** restMk)
{
IMoniker *tempMk,*tempMk1,*tempMk2;
IEnumMoniker *enumMoniker1,*enumMoniker2,*enumMoniker3;
ULONG nbRestMk=0;
DWORD mkSys;
HRESULT res1,res2;
*restMk=0;
/* to create an enumerator for pGenMk with current position pointed on the first element after common */
/* prefix: enum the two monikers (left-right) then compare these enumerations (left-right) and stop */
/* on the first difference. */
IMoniker_Enum(pGenMk,TRUE,&enumMoniker1);
IMoniker_IsSystemMoniker(commonMk,&mkSys);
if (mkSys==MKSYS_GENERICCOMPOSITE){
IMoniker_Enum(commonMk,TRUE,&enumMoniker2);
while(1){
res1=IEnumMoniker_Next(enumMoniker1,1,&tempMk1,NULL);
res2=IEnumMoniker_Next(enumMoniker2,1,&tempMk2,NULL);
if ((res1==S_FALSE)||(res2==S_FALSE)){
if (res1==S_OK)
nbRestMk++;
IMoniker_Release(tempMk1);
IMoniker_Release(tempMk2);
break;
}
IMoniker_Release(tempMk1);
IMoniker_Release(tempMk2);
}
}
else{
IEnumMoniker_Next(enumMoniker1,1,&tempMk1,NULL);
IMoniker_Release(tempMk1);
}
/* count the number of elements in the enumerator after the common prefix */
IEnumMoniker_Clone(enumMoniker1,&enumMoniker3);
for(;IEnumMoniker_Next(enumMoniker3,1,&tempMk,NULL)==S_OK;nbRestMk++)
IMoniker_Release(tempMk);
if (nbRestMk==0)
return;
/* create a generic composite moniker with monikers located after the common prefix */
IEnumMoniker_Next(enumMoniker1,1,&tempMk1,NULL);
if (nbRestMk==1){
*restMk= tempMk1;
return;
}
else {
IEnumMoniker_Next(enumMoniker1,1,&tempMk2,NULL);
CreateGenericComposite(tempMk1,tempMk2,restMk);
IMoniker_Release(tempMk1);
IMoniker_Release(tempMk2);
while(IEnumMoniker_Next(enumMoniker1,1,&tempMk1,NULL)==S_OK){
CreateGenericComposite(*restMk,tempMk1,&tempMk2);
IMoniker_Release(tempMk1);
IMoniker_Release(*restMk);
*restMk=tempMk2;
}
}
}
/******************************************************************************
* CompositeMoniker_RelativePathTo
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_RelativePathTo(IMoniker* iface,IMoniker* pmkOther,
IMoniker** ppmkRelPath)
{
HRESULT res;
IMoniker *restOtherMk=0,*restThisMk=0,*invRestThisMk=0,*commonMk=0;
TRACE("(%p,%p,%p)\n",iface,pmkOther,ppmkRelPath);
if (ppmkRelPath==NULL)
return E_POINTER;
*ppmkRelPath=0;
/* This method finds the common prefix of the two monikers and creates two monikers that consist */
/* of the remainder when the common prefix is removed. Then it creates the inverse for the remainder */
/* of this moniker and composes the remainder of the other moniker on the right of it. */
/* finds the common prefix of the two monikers */
res=IMoniker_CommonPrefixWith(iface,pmkOther,&commonMk);
/* if there's no common prefix or the two moniker are equal the relative is the other moniker */
if ((res== MK_E_NOPREFIX)||(res==MK_S_US)){
*ppmkRelPath=pmkOther;
IMoniker_AddRef(pmkOther);
return MK_S_HIM;
}
GetAfterCommonPrefix(iface,commonMk,&restThisMk);
GetAfterCommonPrefix(pmkOther,commonMk,&restOtherMk);
/* if other is a prefix of this moniker the relative path is the inverse of the remainder path of this */
/* moniker when the common prefix is removed */
if (res==MK_S_HIM){
IMoniker_Inverse(restThisMk,ppmkRelPath);
IMoniker_Release(restThisMk);
}
/* if this moniker is a prefix of other moniker the relative path is the remainder path of other moniker */
/* when the common prefix is removed */
else if (res==MK_S_ME){
*ppmkRelPath=restOtherMk;
IMoniker_AddRef(restOtherMk);
}
/* the relative path is the inverse for the remainder of this moniker and the remainder of the other */
/* moniker on the right of it. */
else if (res==S_OK){
IMoniker_Inverse(restThisMk,&invRestThisMk);
IMoniker_Release(restThisMk);
CreateGenericComposite(invRestThisMk,restOtherMk,ppmkRelPath);
IMoniker_Release(invRestThisMk);
IMoniker_Release(restOtherMk);
}
return S_OK;
}
/******************************************************************************
* CompositeMoniker_GetDisplayName
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_GetDisplayName(IMoniker* iface, IBindCtx* pbc,
IMoniker* pmkToLeft, LPOLESTR *ppszDisplayName)
{
ULONG lengthStr=1;
IEnumMoniker *enumMoniker;
IMoniker* tempMk;
LPOLESTR tempStr;
TRACE("(%p,%p,%p,%p)\n",iface,pbc,pmkToLeft,ppszDisplayName);
if (ppszDisplayName==NULL)
return E_POINTER;
*ppszDisplayName=CoTaskMemAlloc(sizeof(WCHAR));
if (*ppszDisplayName==NULL)
return E_OUTOFMEMORY;
/* This method returns the concatenation of the display names returned by each component moniker of */
/* the composite */
**ppszDisplayName=0;
IMoniker_Enum(iface,TRUE,&enumMoniker);
while(IEnumMoniker_Next(enumMoniker,1,&tempMk,NULL)==S_OK){
IMoniker_GetDisplayName(tempMk,pbc,NULL,&tempStr);
lengthStr+=lstrlenW(tempStr);
*ppszDisplayName=CoTaskMemRealloc(*ppszDisplayName,lengthStr * sizeof(WCHAR));
if (*ppszDisplayName==NULL)
return E_OUTOFMEMORY;
lstrcatW(*ppszDisplayName,tempStr);
CoTaskMemFree(tempStr);
IMoniker_Release(tempMk);
}
IEnumMoniker_Release(enumMoniker);
return S_OK;
}
/******************************************************************************
* CompositeMoniker_ParseDisplayName
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_ParseDisplayName(IMoniker* iface, IBindCtx* pbc,
IMoniker* pmkToLeft, LPOLESTR pszDisplayName, ULONG* pchEaten,
IMoniker** ppmkOut)
{
IEnumMoniker *enumMoniker;
IMoniker *tempMk,*rightMostMk,*antiMk;
/* This method recursively calls IMoniker::ParseDisplayName on the rightmost component of the composite,*/
/* passing everything else as the pmkToLeft parameter for that call. */
/* get the most right moniker */
IMoniker_Enum(iface,FALSE,&enumMoniker);
IEnumMoniker_Next(enumMoniker,1,&rightMostMk,NULL);
IEnumMoniker_Release(enumMoniker);
/* get the left moniker */
CreateAntiMoniker(&antiMk);
IMoniker_ComposeWith(iface,antiMk,0,&tempMk);
IMoniker_Release(antiMk);
return IMoniker_ParseDisplayName(rightMostMk,pbc,tempMk,pszDisplayName,pchEaten,ppmkOut);
}
/******************************************************************************
* CompositeMoniker_IsSystemMoniker
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerImpl_IsSystemMoniker(IMoniker* iface,DWORD* pwdMksys)
{
TRACE("(%p,%p)\n",iface,pwdMksys);
if (!pwdMksys)
return E_POINTER;
(*pwdMksys)=MKSYS_GENERICCOMPOSITE;
return S_OK;
}
/*******************************************************************************
* CompositeMonikerIROTData_QueryInterface
*******************************************************************************/
static HRESULT WINAPI
CompositeMonikerROTDataImpl_QueryInterface(IROTData *iface,REFIID riid,
VOID** ppvObject)
{
CompositeMonikerImpl *This = impl_from_IROTData(iface);
TRACE("(%p,%s,%p)\n",iface,debugstr_guid(riid),ppvObject);
return CompositeMonikerImpl_QueryInterface(&This->IMoniker_iface, riid, ppvObject);
}
/***********************************************************************
* CompositeMonikerIROTData_AddRef
*/
static ULONG WINAPI
CompositeMonikerROTDataImpl_AddRef(IROTData *iface)
{
CompositeMonikerImpl *This = impl_from_IROTData(iface);
TRACE("(%p)\n",iface);
return IMoniker_AddRef(&This->IMoniker_iface);
}
/***********************************************************************
* CompositeMonikerIROTData_Release
*/
static ULONG WINAPI CompositeMonikerROTDataImpl_Release(IROTData* iface)
{
CompositeMonikerImpl *This = impl_from_IROTData(iface);
TRACE("(%p)\n",iface);
return IMoniker_Release(&This->IMoniker_iface);
}
/******************************************************************************
* CompositeMonikerIROTData_GetComparisonData
******************************************************************************/
static HRESULT WINAPI
CompositeMonikerROTDataImpl_GetComparisonData(IROTData* iface,
BYTE* pbData, ULONG cbMax, ULONG* pcbData)
{
CompositeMonikerImpl *This = impl_from_IROTData(iface);
IEnumMoniker *pEnumMk;
IMoniker *pmk;
HRESULT hr;
TRACE("(%p, %u, %p)\n", pbData, cbMax, pcbData);
*pcbData = sizeof(CLSID);
hr = IMoniker_Enum(&This->IMoniker_iface, TRUE, &pEnumMk);
if (FAILED(hr)) return hr;
while(IEnumMoniker_Next(pEnumMk, 1, &pmk, NULL) == S_OK)
{
IROTData *pROTData;
hr = IMoniker_QueryInterface(pmk, &IID_IROTData, (void **)&pROTData);
if (FAILED(hr))
ERR("moniker doesn't support IROTData interface\n");
if (SUCCEEDED(hr))
{
ULONG cbData;
hr = IROTData_GetComparisonData(pROTData, NULL, 0, &cbData);
IROTData_Release(pROTData);
if (SUCCEEDED(hr) || (hr == E_OUTOFMEMORY))
{
*pcbData += cbData;
hr = S_OK;
}
else
ERR("IROTData_GetComparisonData failed with error 0x%08x\n", hr);
}
IMoniker_Release(pmk);
if (FAILED(hr))
{
IEnumMoniker_Release(pEnumMk);
return hr;
}
}
if (cbMax < *pcbData)
return E_OUTOFMEMORY;
IEnumMoniker_Reset(pEnumMk);
memcpy(pbData, &CLSID_CompositeMoniker, sizeof(CLSID));
pbData += sizeof(CLSID);
cbMax -= sizeof(CLSID);
while (IEnumMoniker_Next(pEnumMk, 1, &pmk, NULL) == S_OK)
{
IROTData *pROTData;
hr = IMoniker_QueryInterface(pmk, &IID_IROTData, (void **)&pROTData);
if (FAILED(hr))
ERR("moniker doesn't support IROTData interface\n");
if (SUCCEEDED(hr))
{
ULONG cbData;
hr = IROTData_GetComparisonData(pROTData, pbData, cbMax, &cbData);
IROTData_Release(pROTData);
if (SUCCEEDED(hr))
{
pbData += cbData;
cbMax -= cbData;
}
else
ERR("IROTData_GetComparisonData failed with error 0x%08x\n", hr);
}
IMoniker_Release(pmk);
if (FAILED(hr))
{
IEnumMoniker_Release(pEnumMk);
return hr;
}
}
IEnumMoniker_Release(pEnumMk);
return S_OK;
}
static HRESULT WINAPI CompositeMonikerMarshalImpl_QueryInterface(IMarshal *iface, REFIID riid, LPVOID *ppv)
{
CompositeMonikerImpl *This = impl_from_IMarshal(iface);
TRACE("(%p,%s,%p)\n",iface,debugstr_guid(riid),ppv);
return CompositeMonikerImpl_QueryInterface(&This->IMoniker_iface, riid, ppv);
}
static ULONG WINAPI CompositeMonikerMarshalImpl_AddRef(IMarshal *iface)
{
CompositeMonikerImpl *This = impl_from_IMarshal(iface);
TRACE("(%p)\n",iface);
return CompositeMonikerImpl_AddRef(&This->IMoniker_iface);
}
static ULONG WINAPI CompositeMonikerMarshalImpl_Release(IMarshal *iface)
{
CompositeMonikerImpl *This = impl_from_IMarshal(iface);
TRACE("(%p)\n",iface);
return CompositeMonikerImpl_Release(&This->IMoniker_iface);
}
static HRESULT WINAPI CompositeMonikerMarshalImpl_GetUnmarshalClass(
IMarshal *iface, REFIID riid, void *pv, DWORD dwDestContext,
void* pvDestContext, DWORD mshlflags, CLSID* pCid)
{
CompositeMonikerImpl *This = impl_from_IMarshal(iface);
TRACE("(%s, %p, %x, %p, %x, %p)\n", debugstr_guid(riid), pv,
dwDestContext, pvDestContext, mshlflags, pCid);
return IMoniker_GetClassID(&This->IMoniker_iface, pCid);
}
static HRESULT WINAPI CompositeMonikerMarshalImpl_GetMarshalSizeMax(
IMarshal *iface, REFIID riid, void *pv, DWORD dwDestContext,
void* pvDestContext, DWORD mshlflags, DWORD* pSize)
{
CompositeMonikerImpl *This = impl_from_IMarshal(iface);
IEnumMoniker *pEnumMk;
IMoniker *pmk;
HRESULT hr;
ULARGE_INTEGER size;
TRACE("(%s, %p, %x, %p, %x, %p)\n", debugstr_guid(riid), pv,
dwDestContext, pvDestContext, mshlflags, pSize);
*pSize = 0x10; /* to match native */
hr = IMoniker_Enum(&This->IMoniker_iface, TRUE, &pEnumMk);
if (FAILED(hr)) return hr;
hr = IMoniker_GetSizeMax(&This->IMoniker_iface, &size);
while (IEnumMoniker_Next(pEnumMk, 1, &pmk, NULL) == S_OK)
{
ULONG size;
hr = CoGetMarshalSizeMax(&size, &IID_IMoniker, (IUnknown *)pmk, dwDestContext, pvDestContext, mshlflags);
if (SUCCEEDED(hr))
*pSize += size;
IMoniker_Release(pmk);
if (FAILED(hr))
{
IEnumMoniker_Release(pEnumMk);
return hr;
}
}
IEnumMoniker_Release(pEnumMk);
return S_OK;
}
static HRESULT WINAPI CompositeMonikerMarshalImpl_MarshalInterface(IMarshal *iface, IStream *pStm,
REFIID riid, void* pv, DWORD dwDestContext,
void* pvDestContext, DWORD mshlflags)
{
CompositeMonikerImpl *This = impl_from_IMarshal(iface);
IEnumMoniker *pEnumMk;
IMoniker *pmk;
HRESULT hr;
ULONG i = 0;
TRACE("(%p, %s, %p, %x, %p, %x)\n", pStm, debugstr_guid(riid), pv,
dwDestContext, pvDestContext, mshlflags);
hr = IMoniker_Enum(&This->IMoniker_iface, TRUE, &pEnumMk);
if (FAILED(hr)) return hr;
while (IEnumMoniker_Next(pEnumMk, 1, &pmk, NULL) == S_OK)
{
hr = CoMarshalInterface(pStm, &IID_IMoniker, (IUnknown *)pmk, dwDestContext, pvDestContext, mshlflags);
IMoniker_Release(pmk);
if (FAILED(hr))
{
IEnumMoniker_Release(pEnumMk);
return hr;
}
i++;
}
if (i != 2)
FIXME("moniker count of %d not supported\n", i);
IEnumMoniker_Release(pEnumMk);
return S_OK;
}
static HRESULT WINAPI CompositeMonikerMarshalImpl_UnmarshalInterface(IMarshal *iface, IStream *pStm,
REFIID riid, void **ppv)
{
CompositeMonikerImpl *This = impl_from_IMarshal(iface);
HRESULT hr;
TRACE("(%p, %s, %p)\n", pStm, debugstr_guid(riid), ppv);
CompositeMonikerImpl_ReleaseMonikersInTable(This);
/* resize the table if needed */
if (This->tabLastIndex + 2 > This->tabSize)
{
This->tabSize += max(BLOCK_TAB_SIZE, 2);
This->tabMoniker=HeapReAlloc(GetProcessHeap(),0,This->tabMoniker,This->tabSize*sizeof(This->tabMoniker[0]));
if (This->tabMoniker==NULL)
return E_OUTOFMEMORY;
}
hr = CoUnmarshalInterface(pStm, &IID_IMoniker, (void**)&This->tabMoniker[This->tabLastIndex]);
if (FAILED(hr))
{
ERR("couldn't unmarshal moniker, hr = 0x%08x\n", hr);
return hr;
}
This->tabLastIndex++;
hr = CoUnmarshalInterface(pStm, &IID_IMoniker, (void**)&This->tabMoniker[This->tabLastIndex]);
if (FAILED(hr))
{
ERR("couldn't unmarshal moniker, hr = 0x%08x\n", hr);
return hr;
}
This->tabLastIndex++;
return IMoniker_QueryInterface(&This->IMoniker_iface, riid, ppv);
}
static HRESULT WINAPI CompositeMonikerMarshalImpl_ReleaseMarshalData(IMarshal *iface, IStream *pStm)
{
TRACE("(%p)\n", pStm);
/* can't release a state-based marshal as nothing on server side to
* release */
return S_OK;
}
static HRESULT WINAPI CompositeMonikerMarshalImpl_DisconnectObject(IMarshal *iface,
DWORD dwReserved)
{
TRACE("(0x%x)\n", dwReserved);
/* can't disconnect a state-based marshal as nothing on server side to
* disconnect from */
return S_OK;
}
/******************************************************************************
* EnumMonikerImpl_QueryInterface
******************************************************************************/
static HRESULT WINAPI
EnumMonikerImpl_QueryInterface(IEnumMoniker* iface,REFIID riid,void** ppvObject)
{
EnumMonikerImpl *This = impl_from_IEnumMoniker(iface);
TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppvObject);
/* Perform a sanity check on the parameters.*/
if ( 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_IEnumMoniker, riid))
*ppvObject = iface;
/* 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 */
IEnumMoniker_AddRef(iface);
return S_OK;
}
/******************************************************************************
* EnumMonikerImpl_AddRef
******************************************************************************/
static ULONG WINAPI
EnumMonikerImpl_AddRef(IEnumMoniker* iface)
{
EnumMonikerImpl *This = impl_from_IEnumMoniker(iface);
TRACE("(%p)\n",This);
return InterlockedIncrement(&This->ref);
}
/******************************************************************************
* EnumMonikerImpl_Release
******************************************************************************/
static ULONG WINAPI
EnumMonikerImpl_Release(IEnumMoniker* iface)
{
EnumMonikerImpl *This = impl_from_IEnumMoniker(iface);
ULONG i;
ULONG ref;
TRACE("(%p)\n",This);
ref = InterlockedDecrement(&This->ref);
/* destroy the object if there are no more references to it */
if (ref == 0) {
for(i=0;i<This->tabSize;i++)
IMoniker_Release(This->tabMoniker[i]);
HeapFree(GetProcessHeap(),0,This->tabMoniker);
HeapFree(GetProcessHeap(),0,This);
}
return ref;
}
/******************************************************************************
* EnumMonikerImpl_Next
******************************************************************************/
static HRESULT WINAPI
EnumMonikerImpl_Next(IEnumMoniker* iface,ULONG celt, IMoniker** rgelt,
ULONG* pceltFethed)
{
EnumMonikerImpl *This = impl_from_IEnumMoniker(iface);
ULONG i;
/* retrieve the requested number of moniker from the current position */
for(i=0;((This->currentPos < This->tabSize) && (i < celt));i++)
{
rgelt[i]=This->tabMoniker[This->currentPos++];
IMoniker_AddRef(rgelt[i]);
}
if (pceltFethed!=NULL)
*pceltFethed= i;
if (i==celt)
return S_OK;
else
return S_FALSE;
}
/******************************************************************************
* EnumMonikerImpl_Skip
******************************************************************************/
static HRESULT WINAPI
EnumMonikerImpl_Skip(IEnumMoniker* iface,ULONG celt)
{
EnumMonikerImpl *This = impl_from_IEnumMoniker(iface);
if ((This->currentPos+celt) >= This->tabSize)
return S_FALSE;
This->currentPos+=celt;
return S_OK;
}
/******************************************************************************
* EnumMonikerImpl_Reset
******************************************************************************/
static HRESULT WINAPI
EnumMonikerImpl_Reset(IEnumMoniker* iface)
{
EnumMonikerImpl *This = impl_from_IEnumMoniker(iface);
This->currentPos=0;
return S_OK;
}
/******************************************************************************
* EnumMonikerImpl_Clone
******************************************************************************/
static HRESULT WINAPI
EnumMonikerImpl_Clone(IEnumMoniker* iface,IEnumMoniker** ppenum)
{
EnumMonikerImpl *This = impl_from_IEnumMoniker(iface);
return EnumMonikerImpl_CreateEnumMoniker(This->tabMoniker,This->tabSize,This->currentPos,TRUE,ppenum);
}
/********************************************************************************/
/* Virtual function table for the IROTData class */
static const IEnumMonikerVtbl VT_EnumMonikerImpl =
{
EnumMonikerImpl_QueryInterface,
EnumMonikerImpl_AddRef,
EnumMonikerImpl_Release,
EnumMonikerImpl_Next,
EnumMonikerImpl_Skip,
EnumMonikerImpl_Reset,
EnumMonikerImpl_Clone
};
/******************************************************************************
* EnumMonikerImpl_CreateEnumMoniker
******************************************************************************/
static HRESULT
EnumMonikerImpl_CreateEnumMoniker(IMoniker** tabMoniker, ULONG tabSize,
ULONG currentPos, BOOL leftToRight, IEnumMoniker ** ppmk)
{
EnumMonikerImpl* newEnumMoniker;
ULONG i;
if (currentPos > tabSize)
return E_INVALIDARG;
newEnumMoniker = HeapAlloc(GetProcessHeap(), 0, sizeof(EnumMonikerImpl));
if (newEnumMoniker == 0)
return STG_E_INSUFFICIENTMEMORY;
/* Initialize the virtual function table. */
newEnumMoniker->IEnumMoniker_iface.lpVtbl = &VT_EnumMonikerImpl;
newEnumMoniker->ref = 1;
newEnumMoniker->tabSize=tabSize;
newEnumMoniker->currentPos=currentPos;
newEnumMoniker->tabMoniker=HeapAlloc(GetProcessHeap(),0,tabSize*sizeof(newEnumMoniker->tabMoniker[0]));
if (newEnumMoniker->tabMoniker==NULL) {
HeapFree(GetProcessHeap(), 0, newEnumMoniker);
return E_OUTOFMEMORY;
}
if (leftToRight)
for (i=0;i<tabSize;i++){
newEnumMoniker->tabMoniker[i]=tabMoniker[i];
IMoniker_AddRef(tabMoniker[i]);
}
else
for (i = tabSize; i > 0; i--){
newEnumMoniker->tabMoniker[tabSize-i]=tabMoniker[i - 1];
IMoniker_AddRef(tabMoniker[i - 1]);
}
*ppmk=&newEnumMoniker->IEnumMoniker_iface;
return S_OK;
}
/********************************************************************************/
/* Virtual function table for the CompositeMonikerImpl class which includes */
/* IPersist, IPersistStream and IMoniker functions. */
static const IMonikerVtbl VT_CompositeMonikerImpl =
{
CompositeMonikerImpl_QueryInterface,
CompositeMonikerImpl_AddRef,
CompositeMonikerImpl_Release,
CompositeMonikerImpl_GetClassID,
CompositeMonikerImpl_IsDirty,
CompositeMonikerImpl_Load,
CompositeMonikerImpl_Save,
CompositeMonikerImpl_GetSizeMax,
CompositeMonikerImpl_BindToObject,
CompositeMonikerImpl_BindToStorage,
CompositeMonikerImpl_Reduce,
CompositeMonikerImpl_ComposeWith,
CompositeMonikerImpl_Enum,
CompositeMonikerImpl_IsEqual,
CompositeMonikerImpl_Hash,
CompositeMonikerImpl_IsRunning,
CompositeMonikerImpl_GetTimeOfLastChange,
CompositeMonikerImpl_Inverse,
CompositeMonikerImpl_CommonPrefixWith,
CompositeMonikerImpl_RelativePathTo,
CompositeMonikerImpl_GetDisplayName,
CompositeMonikerImpl_ParseDisplayName,
CompositeMonikerImpl_IsSystemMoniker
};
/********************************************************************************/
/* Virtual function table for the IROTData class. */
static const IROTDataVtbl VT_ROTDataImpl =
{
CompositeMonikerROTDataImpl_QueryInterface,
CompositeMonikerROTDataImpl_AddRef,
CompositeMonikerROTDataImpl_Release,
CompositeMonikerROTDataImpl_GetComparisonData
};
static const IMarshalVtbl VT_MarshalImpl =
{
CompositeMonikerMarshalImpl_QueryInterface,
CompositeMonikerMarshalImpl_AddRef,
CompositeMonikerMarshalImpl_Release,
CompositeMonikerMarshalImpl_GetUnmarshalClass,
CompositeMonikerMarshalImpl_GetMarshalSizeMax,
CompositeMonikerMarshalImpl_MarshalInterface,
CompositeMonikerMarshalImpl_UnmarshalInterface,
CompositeMonikerMarshalImpl_ReleaseMarshalData,
CompositeMonikerMarshalImpl_DisconnectObject
};
/******************************************************************************
* Composite-Moniker_Construct (local function)
*******************************************************************************/
static HRESULT
CompositeMonikerImpl_Construct(IMoniker **ppMoniker, IMoniker *pmkFirst, IMoniker *pmkRest)
{
DWORD mkSys;
IEnumMoniker *enumMoniker;
IMoniker *tempMk;
HRESULT res;
CompositeMonikerImpl *This;
int i;
This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
if (!This)
return E_OUTOFMEMORY;
TRACE("(%p,%p,%p)\n",This,pmkFirst,pmkRest);
/* Initialize the virtual function table. */
This->IMoniker_iface.lpVtbl = &VT_CompositeMonikerImpl;
This->IROTData_iface.lpVtbl = &VT_ROTDataImpl;
This->IMarshal_iface.lpVtbl = &VT_MarshalImpl;
This->ref = 1;
This->tabSize=BLOCK_TAB_SIZE;
This->tabLastIndex=0;
This->tabMoniker=HeapAlloc(GetProcessHeap(),0,This->tabSize*sizeof(This->tabMoniker[0]));
if (This->tabMoniker==NULL) {
HeapFree(GetProcessHeap(), 0, This);
return E_OUTOFMEMORY;
}
if (!pmkFirst && !pmkRest)
{
*ppMoniker = &This->IMoniker_iface;
return S_OK;
}
IMoniker_IsSystemMoniker(pmkFirst,&mkSys);
/* put the first moniker contents in the beginning of the table */
if (mkSys!=MKSYS_GENERICCOMPOSITE){
This->tabMoniker[(This->tabLastIndex)++]=pmkFirst;
IMoniker_AddRef(pmkFirst);
}
else{
IMoniker_Enum(pmkFirst,TRUE,&enumMoniker);
while(IEnumMoniker_Next(enumMoniker,1,&This->tabMoniker[This->tabLastIndex],NULL)==S_OK){
if (++This->tabLastIndex==This->tabSize){
IMoniker **tab_moniker = This->tabMoniker;
This->tabSize+=BLOCK_TAB_SIZE;
This->tabMoniker=HeapReAlloc(GetProcessHeap(),0,This->tabMoniker,This->tabSize*sizeof(This->tabMoniker[0]));
if (This->tabMoniker==NULL){
for (i = 0; i < This->tabLastIndex; i++)
IMoniker_Release(tab_moniker[i]);
HeapFree(GetProcessHeap(), 0, tab_moniker);
HeapFree(GetProcessHeap(), 0, This);
return E_OUTOFMEMORY;
}
}
}
IEnumMoniker_Release(enumMoniker);
}
/* put the rest moniker contents after the first one and make simplification if needed */
IMoniker_IsSystemMoniker(pmkRest,&mkSys);
if (mkSys!=MKSYS_GENERICCOMPOSITE){
/* add a simple moniker to the moniker table */
res=IMoniker_ComposeWith(This->tabMoniker[This->tabLastIndex-1],pmkRest,TRUE,&tempMk);
if (res==MK_E_NEEDGENERIC){
/* there's no simplification in this case */
This->tabMoniker[This->tabLastIndex]=pmkRest;
This->tabLastIndex++;
IMoniker_AddRef(pmkRest);
}
else if (tempMk==NULL){
/* we have an antimoniker after a simple moniker so we can make a simplification in this case */
IMoniker_Release(This->tabMoniker[This->tabLastIndex-1]);
This->tabLastIndex--;
}
else if (SUCCEEDED(res)){
/* the non-generic composition was successful so we can make a simplification in this case */
IMoniker_Release(This->tabMoniker[This->tabLastIndex-1]);
This->tabMoniker[This->tabLastIndex-1]=tempMk;
} else{
for (i = 0; i < This->tabLastIndex; i++)
IMoniker_Release(This->tabMoniker[i]);
HeapFree(GetProcessHeap(), 0, This->tabMoniker);
HeapFree(GetProcessHeap(), 0, This);
return res;
}
/* resize tabMoniker if needed */
if (This->tabLastIndex==This->tabSize){
IMoniker **tab_moniker = This->tabMoniker;
This->tabSize+=BLOCK_TAB_SIZE;
This->tabMoniker=HeapReAlloc(GetProcessHeap(),0,This->tabMoniker,This->tabSize*sizeof(IMoniker));
if (This->tabMoniker==NULL){
for (i = 0; i < This->tabLastIndex; i++)
IMoniker_Release(tab_moniker[i]);
HeapFree(GetProcessHeap(), 0, tab_moniker);
HeapFree(GetProcessHeap(), 0, This);
return E_OUTOFMEMORY;
}
}
}
else{
/* add a composite moniker to the moniker table (do the same thing
* for each moniker within the composite moniker as a simple moniker
* (see above for how to add a simple moniker case) )
*/
IMoniker_Enum(pmkRest,TRUE,&enumMoniker);
while(IEnumMoniker_Next(enumMoniker,1,&This->tabMoniker[This->tabLastIndex],NULL)==S_OK){
res=IMoniker_ComposeWith(This->tabMoniker[This->tabLastIndex-1],This->tabMoniker[This->tabLastIndex],TRUE,&tempMk);
if (res==MK_E_NEEDGENERIC){
This->tabLastIndex++;
}
else if (tempMk==NULL){
IMoniker_Release(This->tabMoniker[This->tabLastIndex-1]);
IMoniker_Release(This->tabMoniker[This->tabLastIndex]);
This->tabLastIndex--;
}
else{
IMoniker_Release(This->tabMoniker[This->tabLastIndex-1]);
This->tabMoniker[This->tabLastIndex-1]=tempMk;
}
if (This->tabLastIndex==This->tabSize){
IMoniker **tab_moniker = This->tabMoniker;
This->tabSize+=BLOCK_TAB_SIZE;
This->tabMoniker=HeapReAlloc(GetProcessHeap(),0,This->tabMoniker,This->tabSize*sizeof(This->tabMoniker[0]));
if (This->tabMoniker==NULL){
for (i = 0; i < This->tabLastIndex; i++)
IMoniker_Release(tab_moniker[i]);
HeapFree(GetProcessHeap(), 0, tab_moniker);
HeapFree(GetProcessHeap(), 0, This);
return E_OUTOFMEMORY;
}
}
}
IEnumMoniker_Release(enumMoniker);
}
/* only one moniker, then just return it */
if (This->tabLastIndex == 1)
{
*ppMoniker = This->tabMoniker[0];
IMoniker_AddRef(*ppMoniker);
IMoniker_Release(&This->IMoniker_iface);
}
else
*ppMoniker = &This->IMoniker_iface;
return S_OK;
}
/******************************************************************************
* CreateGenericComposite [OLE32.@]
******************************************************************************/
HRESULT WINAPI
CreateGenericComposite(IMoniker *pmkFirst, IMoniker *pmkRest, IMoniker **ppmkComposite)
{
IMoniker* moniker = 0;
HRESULT hr = S_OK;
TRACE("(%p,%p,%p)\n",pmkFirst,pmkRest,ppmkComposite);
if (ppmkComposite==NULL)
return E_POINTER;
*ppmkComposite=0;
if (pmkFirst==NULL && pmkRest!=NULL){
*ppmkComposite=pmkRest;
IMoniker_AddRef(pmkRest);
return S_OK;
}
else if (pmkFirst!=NULL && pmkRest==NULL){
*ppmkComposite=pmkFirst;
IMoniker_AddRef(pmkFirst);
return S_OK;
}
else if (pmkFirst==NULL && pmkRest==NULL)
return S_OK;
hr = CompositeMonikerImpl_Construct(&moniker,pmkFirst,pmkRest);
if (FAILED(hr))
return hr;
hr = IMoniker_QueryInterface(moniker,&IID_IMoniker,(void**)ppmkComposite);
IMoniker_Release(moniker);
return hr;
}
/******************************************************************************
* MonikerCommonPrefixWith [OLE32.@]
******************************************************************************/
HRESULT WINAPI
MonikerCommonPrefixWith(IMoniker* pmkThis,IMoniker* pmkOther,IMoniker** ppmkCommon)
{
FIXME("(),stub!\n");
return E_NOTIMPL;
}
HRESULT WINAPI CompositeMoniker_CreateInstance(IClassFactory *iface,
IUnknown *pUnk, REFIID riid, void **ppv)
{
IMoniker* pMoniker;
HRESULT hr;
TRACE("(%p, %s, %p)\n", pUnk, debugstr_guid(riid), ppv);
*ppv = NULL;
if (pUnk)
return CLASS_E_NOAGGREGATION;
hr = CompositeMonikerImpl_Construct(&pMoniker, NULL, NULL);
if (SUCCEEDED(hr))
{
hr = IMoniker_QueryInterface(pMoniker, riid, ppv);
IMoniker_Release(pMoniker);
}
return hr;
}
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