| /* |
| * Monikers |
| * |
| * Copyright 1998 Marcus Meissner |
| * Copyright 1999 Noomen Hamza |
| * Copyright 2005 Robert Shearman (for CodeWeavers) |
| * Copyright 2007 Robert Shearman |
| * |
| * 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 |
| * |
| * TODO: |
| * - IRunningObjectTable should work interprocess, but currently doesn't. |
| * Native (on Win2k at least) uses an undocumented RPC interface, IROT, to |
| * communicate with RPCSS which contains the table of marshalled data. |
| */ |
| |
| #include <stdarg.h> |
| #include <string.h> |
| |
| #define COBJMACROS |
| |
| #include "winerror.h" |
| #include "windef.h" |
| #include "winbase.h" |
| #include "winuser.h" |
| #include "wtypes.h" |
| #include "ole2.h" |
| |
| #include "wine/list.h" |
| #include "wine/debug.h" |
| #include "wine/unicode.h" |
| #include "wine/exception.h" |
| |
| #include "compobj_private.h" |
| #include "moniker.h" |
| #include "irot.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(ole); |
| |
| /* see MSDN docs for IROTData::GetComparisonData, which states what this |
| * constant is (http://msdn2.microsoft.com/en-us/library/ms693773.aspx) */ |
| #define MAX_COMPARISON_DATA 2048 |
| |
| static LONG WINAPI rpc_filter(EXCEPTION_POINTERS *__eptr) |
| { |
| switch (GetExceptionCode()) |
| { |
| case EXCEPTION_ACCESS_VIOLATION: |
| case EXCEPTION_ILLEGAL_INSTRUCTION: |
| return EXCEPTION_CONTINUE_SEARCH; |
| default: |
| return EXCEPTION_EXECUTE_HANDLER; |
| } |
| } |
| |
| /* define the structure of the running object table elements */ |
| struct rot_entry |
| { |
| struct list entry; |
| InterfaceData* object; /* marshaled running object*/ |
| MonikerComparisonData* moniker_data; /* moniker comparison data that identifies this object */ |
| DWORD cookie; /* cookie identifying this object */ |
| FILETIME last_modified; |
| }; |
| |
| /* define the RunningObjectTableImpl structure */ |
| typedef struct RunningObjectTableImpl |
| { |
| const IRunningObjectTableVtbl *lpVtbl; |
| LONG ref; |
| |
| struct list rot; /* list of ROT entries */ |
| CRITICAL_SECTION lock; |
| } RunningObjectTableImpl; |
| |
| static RunningObjectTableImpl* runningObjectTableInstance = NULL; |
| static IrotHandle irot_handle; |
| |
| /* define the EnumMonikerImpl structure */ |
| typedef struct EnumMonikerImpl |
| { |
| const IEnumMonikerVtbl *lpVtbl; |
| LONG ref; |
| |
| InterfaceData **monikers; |
| ULONG moniker_count; |
| ULONG pos; |
| } EnumMonikerImpl; |
| |
| |
| /* IEnumMoniker Local functions*/ |
| static HRESULT WINAPI EnumMonikerImpl_CreateEnumROTMoniker(InterfaceData **monikers, |
| ULONG moniker_count, ULONG pos, IEnumMoniker **ppenumMoniker); |
| |
| static IrotHandle get_irot_handle(void) |
| { |
| if (!irot_handle) |
| { |
| RPC_STATUS status; |
| RPC_WSTR binding; |
| IrotHandle new_handle; |
| unsigned short ncacn_np[] = IROT_PROTSEQ; |
| unsigned short endpoint[] = IROT_ENDPOINT; |
| status = RpcStringBindingComposeW(NULL, ncacn_np, NULL, endpoint, NULL, &binding); |
| if (status == RPC_S_OK) |
| { |
| status = RpcBindingFromStringBindingW(binding, &new_handle); |
| RpcStringFreeW(&binding); |
| } |
| if (status != RPC_S_OK) |
| return NULL; |
| if (InterlockedCompareExchangePointer(&irot_handle, new_handle, NULL)) |
| /* another thread beat us to it */ |
| RpcBindingFree(&new_handle); |
| } |
| return irot_handle; |
| } |
| |
| static BOOL start_rpcss(void) |
| { |
| PROCESS_INFORMATION pi; |
| STARTUPINFOW si; |
| static WCHAR cmd[6]; |
| static const WCHAR rpcss[] = {'r','p','c','s','s',0}; |
| BOOL rslt; |
| |
| TRACE("\n"); |
| |
| ZeroMemory(&pi, sizeof(PROCESS_INFORMATION)); |
| ZeroMemory(&si, sizeof(STARTUPINFOA)); |
| si.cb = sizeof(STARTUPINFOA); |
| |
| memcpy(cmd, rpcss, sizeof(rpcss)); |
| |
| rslt = CreateProcessW( |
| NULL, /* executable */ |
| cmd, /* command line */ |
| NULL, /* process security attributes */ |
| NULL, /* primary thread security attributes */ |
| FALSE, /* inherit handles */ |
| 0, /* creation flags */ |
| NULL, /* use parent's environment */ |
| NULL, /* use parent's current directory */ |
| &si, /* STARTUPINFO pointer */ |
| &pi /* PROCESS_INFORMATION */ |
| ); |
| |
| if (rslt) |
| { |
| CloseHandle(pi.hProcess); |
| CloseHandle(pi.hThread); |
| Sleep(100); |
| } |
| |
| return rslt; |
| } |
| |
| static HRESULT create_stream_on_mip_ro(const InterfaceData *mip, IStream **stream) |
| { |
| HGLOBAL hglobal = GlobalAlloc(0, mip->ulCntData); |
| void *pv = GlobalLock(hglobal); |
| memcpy(pv, mip->abData, mip->ulCntData); |
| GlobalUnlock(hglobal); |
| return CreateStreamOnHGlobal(hglobal, TRUE, stream); |
| } |
| |
| static inline void rot_entry_delete(struct rot_entry *rot_entry) |
| { |
| if (rot_entry->cookie) |
| { |
| InterfaceData *object = NULL; |
| InterfaceData *moniker = NULL; |
| __TRY |
| { |
| IrotRevoke(get_irot_handle(), rot_entry->cookie, &object, &moniker); |
| } |
| __EXCEPT(rpc_filter) |
| { |
| } |
| __ENDTRY |
| MIDL_user_free(object); |
| if (moniker) |
| { |
| IStream *stream; |
| HRESULT hr; |
| hr = create_stream_on_mip_ro(moniker, &stream); |
| if (hr == S_OK) |
| { |
| CoReleaseMarshalData(stream); |
| IUnknown_Release(stream); |
| } |
| } |
| MIDL_user_free(moniker); |
| } |
| if (rot_entry->object) |
| { |
| IStream *stream; |
| HRESULT hr; |
| hr = create_stream_on_mip_ro(rot_entry->object, &stream); |
| if (hr == S_OK) |
| { |
| CoReleaseMarshalData(stream); |
| IUnknown_Release(stream); |
| } |
| } |
| HeapFree(GetProcessHeap(), 0, rot_entry->object); |
| HeapFree(GetProcessHeap(), 0, rot_entry->moniker_data); |
| HeapFree(GetProcessHeap(), 0, rot_entry); |
| } |
| |
| /* moniker_data must be freed with HeapFree when no longer in use */ |
| static HRESULT get_moniker_comparison_data(IMoniker *pMoniker, MonikerComparisonData **moniker_data) |
| { |
| HRESULT hr; |
| IROTData *pROTData = NULL; |
| hr = IMoniker_QueryInterface(pMoniker, &IID_IROTData, (void *)&pROTData); |
| if (SUCCEEDED(hr)) |
| { |
| ULONG size = MAX_COMPARISON_DATA; |
| *moniker_data = HeapAlloc(GetProcessHeap(), 0, FIELD_OFFSET(MonikerComparisonData, abData[size])); |
| if (!*moniker_data) |
| { |
| IROTData_Release(pROTData); |
| return E_OUTOFMEMORY; |
| } |
| hr = IROTData_GetComparisonData(pROTData, (*moniker_data)->abData, size, &size); |
| IROTData_Release(pROTData); |
| if (hr != S_OK) |
| { |
| ERR("Failed to copy comparison data into buffer, hr = 0x%08x\n", hr); |
| HeapFree(GetProcessHeap(), 0, *moniker_data); |
| return hr; |
| } |
| (*moniker_data)->ulCntData = size; |
| } |
| else |
| { |
| IBindCtx *pbc; |
| LPOLESTR pszDisplayName; |
| CLSID clsid; |
| int len; |
| |
| TRACE("generating comparison data from display name\n"); |
| |
| hr = CreateBindCtx(0, &pbc); |
| if (FAILED(hr)) |
| return hr; |
| hr = IMoniker_GetDisplayName(pMoniker, pbc, NULL, &pszDisplayName); |
| IBindCtx_Release(pbc); |
| if (FAILED(hr)) |
| return hr; |
| hr = IMoniker_GetClassID(pMoniker, &clsid); |
| if (FAILED(hr)) |
| { |
| CoTaskMemFree(pszDisplayName); |
| return hr; |
| } |
| |
| len = strlenW(pszDisplayName); |
| *moniker_data = HeapAlloc(GetProcessHeap(), 0, |
| FIELD_OFFSET(MonikerComparisonData, abData[sizeof(CLSID) + (len+1)*sizeof(WCHAR)])); |
| if (!*moniker_data) |
| { |
| CoTaskMemFree(pszDisplayName); |
| return E_OUTOFMEMORY; |
| } |
| (*moniker_data)->ulCntData = sizeof(CLSID) + (len+1)*sizeof(WCHAR); |
| |
| memcpy(&(*moniker_data)->abData[0], &clsid, sizeof(clsid)); |
| memcpy(&(*moniker_data)->abData[sizeof(clsid)], pszDisplayName, (len+1)*sizeof(WCHAR)); |
| } |
| return S_OK; |
| } |
| |
| static HRESULT reduce_moniker(IMoniker *pmk, IBindCtx *pbc, IMoniker **pmkReduced) |
| { |
| IBindCtx *pbcNew = NULL; |
| HRESULT hr; |
| if (!pbc) |
| { |
| hr = CreateBindCtx(0, &pbcNew); |
| if (FAILED(hr)) |
| return hr; |
| pbc = pbcNew; |
| } |
| hr = IMoniker_Reduce(pmk, pbc, MKRREDUCE_ALL, NULL, pmkReduced); |
| if (FAILED(hr)) |
| ERR("reducing moniker failed with error 0x%08x\n", hr); |
| if (pbcNew) IBindCtx_Release(pbcNew); |
| return hr; |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_QueryInterface |
| */ |
| static HRESULT WINAPI |
| RunningObjectTableImpl_QueryInterface(IRunningObjectTable* iface, |
| REFIID riid,void** ppvObject) |
| { |
| RunningObjectTableImpl *This = (RunningObjectTableImpl *)iface; |
| |
| TRACE("(%p,%p,%p)\n",This,riid,ppvObject); |
| |
| /* validate arguments */ |
| |
| if (ppvObject==0) |
| return E_INVALIDARG; |
| |
| *ppvObject = 0; |
| |
| if (IsEqualIID(&IID_IUnknown, riid) || |
| IsEqualIID(&IID_IRunningObjectTable, riid)) |
| *ppvObject = (IRunningObjectTable*)This; |
| |
| if ((*ppvObject)==0) |
| return E_NOINTERFACE; |
| |
| IRunningObjectTable_AddRef(iface); |
| |
| return S_OK; |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_AddRef |
| */ |
| static ULONG WINAPI |
| RunningObjectTableImpl_AddRef(IRunningObjectTable* iface) |
| { |
| RunningObjectTableImpl *This = (RunningObjectTableImpl *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| return InterlockedIncrement(&This->ref); |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_Initialize |
| */ |
| static HRESULT WINAPI |
| RunningObjectTableImpl_Destroy(void) |
| { |
| struct list *cursor, *cursor2; |
| IrotHandle old_handle; |
| |
| TRACE("()\n"); |
| |
| if (runningObjectTableInstance==NULL) |
| return E_INVALIDARG; |
| |
| /* free the ROT table memory */ |
| LIST_FOR_EACH_SAFE(cursor, cursor2, &runningObjectTableInstance->rot) |
| { |
| struct rot_entry *rot_entry = LIST_ENTRY(cursor, struct rot_entry, entry); |
| list_remove(&rot_entry->entry); |
| rot_entry_delete(rot_entry); |
| } |
| |
| DEBUG_CLEAR_CRITSEC_NAME(&runningObjectTableInstance->lock); |
| DeleteCriticalSection(&runningObjectTableInstance->lock); |
| |
| /* free the ROT structure memory */ |
| HeapFree(GetProcessHeap(),0,runningObjectTableInstance); |
| runningObjectTableInstance = NULL; |
| |
| old_handle = irot_handle; |
| irot_handle = NULL; |
| if (old_handle) |
| RpcBindingFree(&old_handle); |
| |
| return S_OK; |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_Release |
| */ |
| static ULONG WINAPI |
| RunningObjectTableImpl_Release(IRunningObjectTable* iface) |
| { |
| RunningObjectTableImpl *This = (RunningObjectTableImpl *)iface; |
| ULONG ref; |
| |
| TRACE("(%p)\n",This); |
| |
| ref = InterlockedDecrement(&This->ref); |
| |
| /* uninitialize ROT structure if there's no more references to it */ |
| if (ref == 0) |
| { |
| struct list *cursor, *cursor2; |
| LIST_FOR_EACH_SAFE(cursor, cursor2, &This->rot) |
| { |
| struct rot_entry *rot_entry = LIST_ENTRY(cursor, struct rot_entry, entry); |
| list_remove(&rot_entry->entry); |
| rot_entry_delete(rot_entry); |
| } |
| /* RunningObjectTable data structure will be not destroyed here ! the destruction will be done only |
| * when RunningObjectTableImpl_UnInitialize function is called |
| */ |
| } |
| |
| return ref; |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_Register |
| * |
| * PARAMS |
| * grfFlags [in] Registration options |
| * punkObject [in] the object being registered |
| * pmkObjectName [in] the moniker of the object being registered |
| * pdwRegister [in] the value identifying the registration |
| */ |
| static HRESULT WINAPI |
| RunningObjectTableImpl_Register(IRunningObjectTable* iface, DWORD grfFlags, |
| IUnknown *punkObject, IMoniker *pmkObjectName, DWORD *pdwRegister) |
| { |
| RunningObjectTableImpl *This = (RunningObjectTableImpl *)iface; |
| struct rot_entry *rot_entry; |
| HRESULT hr = S_OK; |
| IStream *pStream = NULL; |
| DWORD mshlflags; |
| IBindCtx *pbc; |
| InterfaceData *moniker = NULL; |
| |
| TRACE("(%p,%d,%p,%p,%p)\n",This,grfFlags,punkObject,pmkObjectName,pdwRegister); |
| |
| if (grfFlags & ~(ROTFLAGS_REGISTRATIONKEEPSALIVE|ROTFLAGS_ALLOWANYCLIENT)) |
| { |
| ERR("Invalid grfFlags: 0x%08x\n", grfFlags & ~(ROTFLAGS_REGISTRATIONKEEPSALIVE|ROTFLAGS_ALLOWANYCLIENT)); |
| return E_INVALIDARG; |
| } |
| |
| if (punkObject==NULL || pmkObjectName==NULL || pdwRegister==NULL) |
| return E_INVALIDARG; |
| |
| rot_entry = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*rot_entry)); |
| if (!rot_entry) |
| return E_OUTOFMEMORY; |
| |
| /* marshal object */ |
| hr = CreateStreamOnHGlobal(NULL, TRUE, &pStream); |
| if (hr != S_OK) |
| { |
| rot_entry_delete(rot_entry); |
| return hr; |
| } |
| mshlflags = (grfFlags & ROTFLAGS_REGISTRATIONKEEPSALIVE) ? MSHLFLAGS_TABLESTRONG : MSHLFLAGS_TABLEWEAK; |
| hr = CoMarshalInterface(pStream, &IID_IUnknown, punkObject, MSHCTX_LOCAL | MSHCTX_NOSHAREDMEM, NULL, mshlflags); |
| /* FIXME: a cleaner way would be to create an IStream class that writes |
| * directly to an MInterfacePointer */ |
| if (hr == S_OK) |
| { |
| HGLOBAL hglobal; |
| hr = GetHGlobalFromStream(pStream, &hglobal); |
| if (hr == S_OK) |
| { |
| SIZE_T size = GlobalSize(hglobal); |
| const void *pv = GlobalLock(hglobal); |
| rot_entry->object = HeapAlloc(GetProcessHeap(), 0, FIELD_OFFSET(MInterfacePointer, abData[size])); |
| rot_entry->object->ulCntData = size; |
| memcpy(&rot_entry->object->abData, pv, size); |
| GlobalUnlock(hglobal); |
| } |
| } |
| IStream_Release(pStream); |
| if (hr != S_OK) |
| { |
| rot_entry_delete(rot_entry); |
| return hr; |
| } |
| |
| hr = CreateBindCtx(0, &pbc); |
| if (FAILED(hr)) |
| { |
| rot_entry_delete(rot_entry); |
| return hr; |
| } |
| |
| hr = reduce_moniker(pmkObjectName, pbc, &pmkObjectName); |
| if (FAILED(hr)) |
| { |
| rot_entry_delete(rot_entry); |
| IBindCtx_Release(pbc); |
| return hr; |
| } |
| |
| hr = IMoniker_GetTimeOfLastChange(pmkObjectName, pbc, NULL, |
| &rot_entry->last_modified); |
| IBindCtx_Release(pbc); |
| if (FAILED(hr)) |
| { |
| CoFileTimeNow(&rot_entry->last_modified); |
| hr = S_OK; |
| } |
| |
| hr = get_moniker_comparison_data(pmkObjectName, |
| &rot_entry->moniker_data); |
| if (hr != S_OK) |
| { |
| rot_entry_delete(rot_entry); |
| IMoniker_Release(pmkObjectName); |
| return hr; |
| } |
| |
| hr = CreateStreamOnHGlobal(NULL, TRUE, &pStream); |
| if (hr != S_OK) |
| { |
| rot_entry_delete(rot_entry); |
| IMoniker_Release(pmkObjectName); |
| return hr; |
| } |
| /* marshal moniker */ |
| hr = CoMarshalInterface(pStream, &IID_IMoniker, (IUnknown *)pmkObjectName, |
| MSHCTX_LOCAL | MSHCTX_NOSHAREDMEM, NULL, MSHLFLAGS_TABLESTRONG); |
| /* FIXME: a cleaner way would be to create an IStream class that writes |
| * directly to an MInterfacePointer */ |
| if (hr == S_OK) |
| { |
| HGLOBAL hglobal; |
| hr = GetHGlobalFromStream(pStream, &hglobal); |
| if (hr == S_OK) |
| { |
| SIZE_T size = GlobalSize(hglobal); |
| const void *pv = GlobalLock(hglobal); |
| moniker = HeapAlloc(GetProcessHeap(), 0, FIELD_OFFSET(InterfaceData, abData[size])); |
| moniker->ulCntData = size; |
| memcpy(&moniker->abData, pv, size); |
| GlobalUnlock(hglobal); |
| } |
| } |
| IStream_Release(pStream); |
| IMoniker_Release(pmkObjectName); |
| if (hr != S_OK) |
| { |
| rot_entry_delete(rot_entry); |
| return hr; |
| } |
| |
| |
| while (TRUE) |
| { |
| __TRY |
| { |
| hr = IrotRegister(get_irot_handle(), rot_entry->moniker_data, rot_entry->object, moniker, &rot_entry->last_modified, grfFlags, &rot_entry->cookie); |
| } |
| __EXCEPT(rpc_filter) |
| { |
| hr = HRESULT_FROM_WIN32(GetExceptionCode()); |
| } |
| __ENDTRY |
| if (hr == HRESULT_FROM_WIN32(RPC_S_SERVER_UNAVAILABLE)) |
| { |
| if (start_rpcss()) |
| continue; |
| } |
| break; |
| } |
| if (FAILED(hr)) |
| { |
| rot_entry_delete(rot_entry); |
| return hr; |
| } |
| |
| /* gives a registration identifier to the registered object*/ |
| *pdwRegister = rot_entry->cookie; |
| |
| EnterCriticalSection(&This->lock); |
| list_add_tail(&This->rot, &rot_entry->entry); |
| LeaveCriticalSection(&This->lock); |
| |
| return hr; |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_Revoke |
| * |
| * PARAMS |
| * dwRegister [in] Value identifying registration to be revoked |
| */ |
| static HRESULT WINAPI |
| RunningObjectTableImpl_Revoke( IRunningObjectTable* iface, DWORD dwRegister) |
| { |
| RunningObjectTableImpl *This = (RunningObjectTableImpl *)iface; |
| struct rot_entry *rot_entry; |
| |
| TRACE("(%p,%d)\n",This,dwRegister); |
| |
| EnterCriticalSection(&This->lock); |
| LIST_FOR_EACH_ENTRY(rot_entry, &This->rot, struct rot_entry, entry) |
| { |
| if (rot_entry->cookie == dwRegister) |
| { |
| list_remove(&rot_entry->entry); |
| LeaveCriticalSection(&This->lock); |
| |
| rot_entry_delete(rot_entry); |
| return S_OK; |
| } |
| } |
| LeaveCriticalSection(&This->lock); |
| |
| return E_INVALIDARG; |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_IsRunning |
| * |
| * PARAMS |
| * pmkObjectName [in] moniker of the object whose status is desired |
| */ |
| static HRESULT WINAPI |
| RunningObjectTableImpl_IsRunning( IRunningObjectTable* iface, IMoniker *pmkObjectName) |
| { |
| RunningObjectTableImpl *This = (RunningObjectTableImpl *)iface; |
| MonikerComparisonData *moniker_data; |
| HRESULT hr; |
| const struct rot_entry *rot_entry; |
| |
| TRACE("(%p,%p)\n",This,pmkObjectName); |
| |
| hr = reduce_moniker(pmkObjectName, NULL, &pmkObjectName); |
| if (FAILED(hr)) |
| return hr; |
| hr = get_moniker_comparison_data(pmkObjectName, &moniker_data); |
| IMoniker_Release(pmkObjectName); |
| if (hr != S_OK) |
| return hr; |
| |
| hr = S_FALSE; |
| EnterCriticalSection(&This->lock); |
| LIST_FOR_EACH_ENTRY(rot_entry, &This->rot, const struct rot_entry, entry) |
| { |
| if ((rot_entry->moniker_data->ulCntData == moniker_data->ulCntData) && |
| !memcmp(&moniker_data->abData, &rot_entry->moniker_data->abData, moniker_data->ulCntData)) |
| { |
| hr = S_OK; |
| break; |
| } |
| } |
| LeaveCriticalSection(&This->lock); |
| |
| if (hr == S_FALSE) |
| { |
| while (TRUE) |
| { |
| __TRY |
| { |
| hr = IrotIsRunning(get_irot_handle(), moniker_data); |
| } |
| __EXCEPT(rpc_filter) |
| { |
| hr = HRESULT_FROM_WIN32(GetExceptionCode()); |
| } |
| __ENDTRY |
| if (hr == HRESULT_FROM_WIN32(RPC_S_SERVER_UNAVAILABLE)) |
| { |
| if (start_rpcss()) |
| continue; |
| } |
| break; |
| } |
| } |
| |
| HeapFree(GetProcessHeap(), 0, moniker_data); |
| |
| return hr; |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_GetObject |
| * |
| * PARAMS |
| * pmkObjectName [in] Pointer to the moniker on the object |
| * ppunkObject [out] variable that receives the IUnknown interface pointer |
| */ |
| static HRESULT WINAPI |
| RunningObjectTableImpl_GetObject( IRunningObjectTable* iface, |
| IMoniker *pmkObjectName, IUnknown **ppunkObject) |
| { |
| RunningObjectTableImpl *This = (RunningObjectTableImpl *)iface; |
| MonikerComparisonData *moniker_data; |
| InterfaceData *object; |
| IrotCookie cookie; |
| HRESULT hr; |
| struct rot_entry *rot_entry; |
| |
| TRACE("(%p,%p,%p)\n",This,pmkObjectName,ppunkObject); |
| |
| if (ppunkObject == NULL) |
| return E_POINTER; |
| |
| *ppunkObject = NULL; |
| |
| hr = reduce_moniker(pmkObjectName, NULL, &pmkObjectName); |
| if (FAILED(hr)) |
| return hr; |
| hr = get_moniker_comparison_data(pmkObjectName, &moniker_data); |
| IMoniker_Release(pmkObjectName); |
| if (hr != S_OK) |
| return hr; |
| |
| EnterCriticalSection(&This->lock); |
| LIST_FOR_EACH_ENTRY(rot_entry, &This->rot, struct rot_entry, entry) |
| { |
| if ((rot_entry->moniker_data->ulCntData == moniker_data->ulCntData) && |
| !memcmp(&moniker_data->abData, &rot_entry->moniker_data->abData, moniker_data->ulCntData)) |
| { |
| IStream *pStream; |
| hr = create_stream_on_mip_ro(rot_entry->object, &pStream); |
| if (hr == S_OK) |
| { |
| hr = CoUnmarshalInterface(pStream, &IID_IUnknown, (void **)ppunkObject); |
| IStream_Release(pStream); |
| } |
| |
| LeaveCriticalSection(&This->lock); |
| HeapFree(GetProcessHeap(), 0, moniker_data); |
| |
| return hr; |
| } |
| } |
| LeaveCriticalSection(&This->lock); |
| |
| TRACE("moniker unavailable locally, calling SCM\n"); |
| |
| while (TRUE) |
| { |
| __TRY |
| { |
| hr = IrotGetObject(get_irot_handle(), moniker_data, &object, &cookie); |
| } |
| __EXCEPT(rpc_filter) |
| { |
| hr = HRESULT_FROM_WIN32(GetExceptionCode()); |
| } |
| __ENDTRY |
| if (hr == HRESULT_FROM_WIN32(RPC_S_SERVER_UNAVAILABLE)) |
| { |
| if (start_rpcss()) |
| continue; |
| } |
| break; |
| } |
| |
| if (SUCCEEDED(hr)) |
| { |
| IStream *pStream; |
| hr = create_stream_on_mip_ro(object, &pStream); |
| if (hr == S_OK) |
| { |
| hr = CoUnmarshalInterface(pStream, &IID_IUnknown, (void **)ppunkObject); |
| IStream_Release(pStream); |
| } |
| } |
| else |
| WARN("Moniker unavailable, IrotGetObject returned 0x%08x\n", hr); |
| |
| HeapFree(GetProcessHeap(), 0, moniker_data); |
| |
| return hr; |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_NoteChangeTime |
| * |
| * PARAMS |
| * dwRegister [in] Value identifying registration being updated |
| * pfiletime [in] Pointer to structure containing object's last change time |
| */ |
| static HRESULT WINAPI |
| RunningObjectTableImpl_NoteChangeTime(IRunningObjectTable* iface, |
| DWORD dwRegister, FILETIME *pfiletime) |
| { |
| RunningObjectTableImpl *This = (RunningObjectTableImpl *)iface; |
| struct rot_entry *rot_entry; |
| HRESULT hr = E_INVALIDARG; |
| |
| TRACE("(%p,%d,%p)\n",This,dwRegister,pfiletime); |
| |
| EnterCriticalSection(&This->lock); |
| LIST_FOR_EACH_ENTRY(rot_entry, &This->rot, struct rot_entry, entry) |
| { |
| if (rot_entry->cookie == dwRegister) |
| { |
| rot_entry->last_modified = *pfiletime; |
| LeaveCriticalSection(&This->lock); |
| |
| while (TRUE) |
| { |
| __TRY |
| { |
| hr = IrotNoteChangeTime(get_irot_handle(), dwRegister, pfiletime); |
| } |
| __EXCEPT(rpc_filter) |
| { |
| hr = HRESULT_FROM_WIN32(GetExceptionCode()); |
| } |
| __ENDTRY |
| if (hr == HRESULT_FROM_WIN32(RPC_S_SERVER_UNAVAILABLE)) |
| { |
| if (start_rpcss()) |
| continue; |
| } |
| break; |
| } |
| break; |
| } |
| } |
| LeaveCriticalSection(&This->lock); |
| |
| TRACE("-- 0x08%x\n", hr); |
| return hr; |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_GetTimeOfLastChange |
| * |
| * PARAMS |
| * pmkObjectName [in] moniker of the object whose status is desired |
| * pfiletime [out] structure that receives object's last change time |
| */ |
| static HRESULT WINAPI |
| RunningObjectTableImpl_GetTimeOfLastChange(IRunningObjectTable* iface, |
| IMoniker *pmkObjectName, FILETIME *pfiletime) |
| { |
| HRESULT hr = MK_E_UNAVAILABLE; |
| RunningObjectTableImpl *This = (RunningObjectTableImpl *)iface; |
| MonikerComparisonData *moniker_data; |
| const struct rot_entry *rot_entry; |
| |
| TRACE("(%p,%p,%p)\n",This,pmkObjectName,pfiletime); |
| |
| if (pmkObjectName==NULL || pfiletime==NULL) |
| return E_INVALIDARG; |
| |
| hr = reduce_moniker(pmkObjectName, NULL, &pmkObjectName); |
| if (FAILED(hr)) |
| return hr; |
| hr = get_moniker_comparison_data(pmkObjectName, &moniker_data); |
| IMoniker_Release(pmkObjectName); |
| if (hr != S_OK) |
| return hr; |
| |
| hr = MK_E_UNAVAILABLE; |
| |
| EnterCriticalSection(&This->lock); |
| LIST_FOR_EACH_ENTRY(rot_entry, &This->rot, const struct rot_entry, entry) |
| { |
| if ((rot_entry->moniker_data->ulCntData == moniker_data->ulCntData) && |
| !memcmp(&moniker_data->abData, &rot_entry->moniker_data->abData, moniker_data->ulCntData)) |
| { |
| *pfiletime = rot_entry->last_modified; |
| hr = S_OK; |
| break; |
| } |
| } |
| LeaveCriticalSection(&This->lock); |
| |
| if (hr != S_OK) |
| { |
| while (TRUE) |
| { |
| __TRY |
| { |
| hr = IrotGetTimeOfLastChange(get_irot_handle(), moniker_data, pfiletime); |
| } |
| __EXCEPT(rpc_filter) |
| { |
| hr = HRESULT_FROM_WIN32(GetExceptionCode()); |
| } |
| __ENDTRY |
| if (hr == HRESULT_FROM_WIN32(RPC_S_SERVER_UNAVAILABLE)) |
| { |
| if (start_rpcss()) |
| continue; |
| } |
| break; |
| } |
| } |
| |
| HeapFree(GetProcessHeap(), 0, moniker_data); |
| |
| TRACE("-- 0x%08x\n", hr); |
| return hr; |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_EnumRunning |
| * |
| * PARAMS |
| * ppenumMoniker [out] receives the IEnumMoniker interface pointer |
| */ |
| static HRESULT WINAPI |
| RunningObjectTableImpl_EnumRunning(IRunningObjectTable* iface, |
| IEnumMoniker **ppenumMoniker) |
| { |
| RunningObjectTableImpl *This = (RunningObjectTableImpl *)iface; |
| InterfaceList *interface_list = NULL; |
| HRESULT hr; |
| |
| TRACE("(%p, %p)\n", This, ppenumMoniker); |
| |
| *ppenumMoniker = NULL; |
| |
| while (TRUE) |
| { |
| __TRY |
| { |
| hr = IrotEnumRunning(get_irot_handle(), &interface_list); |
| } |
| __EXCEPT(rpc_filter) |
| { |
| hr = HRESULT_FROM_WIN32(GetExceptionCode()); |
| } |
| __ENDTRY |
| if (hr == HRESULT_FROM_WIN32(RPC_S_SERVER_UNAVAILABLE)) |
| { |
| if (start_rpcss()) |
| continue; |
| } |
| break; |
| } |
| |
| if (SUCCEEDED(hr)) |
| hr = EnumMonikerImpl_CreateEnumROTMoniker(interface_list->interfaces, |
| interface_list->size, |
| 0, ppenumMoniker); |
| |
| return hr; |
| } |
| |
| /* Virtual function table for the IRunningObjectTable class. */ |
| static const IRunningObjectTableVtbl VT_RunningObjectTableImpl = |
| { |
| RunningObjectTableImpl_QueryInterface, |
| RunningObjectTableImpl_AddRef, |
| RunningObjectTableImpl_Release, |
| RunningObjectTableImpl_Register, |
| RunningObjectTableImpl_Revoke, |
| RunningObjectTableImpl_IsRunning, |
| RunningObjectTableImpl_GetObject, |
| RunningObjectTableImpl_NoteChangeTime, |
| RunningObjectTableImpl_GetTimeOfLastChange, |
| RunningObjectTableImpl_EnumRunning |
| }; |
| |
| /*********************************************************************** |
| * RunningObjectTable_Initialize |
| */ |
| HRESULT WINAPI RunningObjectTableImpl_Initialize(void) |
| { |
| TRACE("\n"); |
| |
| /* create the unique instance of the RunningObjectTableImpl structure */ |
| runningObjectTableInstance = HeapAlloc(GetProcessHeap(), 0, sizeof(RunningObjectTableImpl)); |
| |
| if (!runningObjectTableInstance) |
| return E_OUTOFMEMORY; |
| |
| /* initialize the virtual table function */ |
| runningObjectTableInstance->lpVtbl = &VT_RunningObjectTableImpl; |
| |
| /* the initial reference is set to "1" ! because if set to "0" it will be not practis when */ |
| /* the ROT referred many times not in the same time (all the objects in the ROT will */ |
| /* be removed every time the ROT is removed ) */ |
| runningObjectTableInstance->ref = 1; |
| |
| list_init(&runningObjectTableInstance->rot); |
| InitializeCriticalSection(&runningObjectTableInstance->lock); |
| DEBUG_SET_CRITSEC_NAME(&runningObjectTableInstance->lock, "RunningObjectTableImpl.lock"); |
| |
| return S_OK; |
| } |
| |
| /*********************************************************************** |
| * RunningObjectTable_UnInitialize |
| */ |
| HRESULT WINAPI RunningObjectTableImpl_UnInitialize(void) |
| { |
| TRACE("\n"); |
| |
| if (runningObjectTableInstance==NULL) |
| return E_POINTER; |
| |
| RunningObjectTableImpl_Release((IRunningObjectTable*)runningObjectTableInstance); |
| |
| RunningObjectTableImpl_Destroy(); |
| |
| return S_OK; |
| } |
| |
| /*********************************************************************** |
| * GetRunningObjectTable (OLE32.@) |
| * |
| * Retrieves the global running object table. |
| * |
| * PARAMS |
| * reserved [I] Reserved. Set to 0. |
| * pprot [O] Address that receives the pointer to the running object table. |
| * |
| * RETURNS |
| * Success: S_OK. |
| * Failure: Any HRESULT code. |
| */ |
| HRESULT WINAPI |
| GetRunningObjectTable(DWORD reserved, LPRUNNINGOBJECTTABLE *pprot) |
| { |
| IID riid=IID_IRunningObjectTable; |
| HRESULT res; |
| |
| TRACE("()\n"); |
| |
| if (reserved!=0) |
| return E_UNEXPECTED; |
| |
| if(runningObjectTableInstance==NULL) |
| return CO_E_NOTINITIALIZED; |
| |
| res = IRunningObjectTable_QueryInterface((IRunningObjectTable*)runningObjectTableInstance,&riid,(void**)pprot); |
| |
| return res; |
| } |
| |
| static HRESULT get_moniker_for_progid_display_name(LPBC pbc, |
| LPCOLESTR szDisplayName, |
| LPDWORD pchEaten, |
| LPMONIKER *ppmk) |
| { |
| CLSID clsid; |
| HRESULT hr; |
| LPWSTR progid; |
| LPCWSTR start = szDisplayName; |
| LPCWSTR end; |
| int len; |
| IMoniker *class_moniker; |
| |
| if (*start == '@') |
| start++; |
| |
| /* find end delimiter */ |
| for (end = start; *end; end++) |
| if (*end == ':') |
| break; |
| |
| len = end - start; |
| |
| /* must start with '@' or have a ':' somewhere and mustn't be one character |
| * long (since that looks like an absolute path) */ |
| if (((start == szDisplayName) && (*end == '\0')) || (len <= 1)) |
| return MK_E_SYNTAX; |
| |
| progid = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR)); |
| if (progid) |
| { |
| memcpy(progid, start, len * sizeof(WCHAR)); |
| progid[len] = '\0'; |
| } |
| hr = CLSIDFromProgID(progid, &clsid); |
| HeapFree(GetProcessHeap(), 0, progid); |
| if (FAILED(hr)) |
| return MK_E_SYNTAX; |
| |
| hr = CreateClassMoniker(&clsid, &class_moniker); |
| if (SUCCEEDED(hr)) |
| { |
| IParseDisplayName *pdn; |
| hr = IMoniker_BindToObject(class_moniker, pbc, NULL, |
| &IID_IParseDisplayName, (void **)&pdn); |
| IMoniker_Release(class_moniker); |
| if (SUCCEEDED(hr)) |
| { |
| hr = IParseDisplayName_ParseDisplayName(pdn, pbc, |
| (LPOLESTR)szDisplayName, |
| pchEaten, ppmk); |
| IParseDisplayName_Release(pdn); |
| } |
| } |
| return hr; |
| } |
| |
| /****************************************************************************** |
| * MkParseDisplayName [OLE32.@] |
| */ |
| HRESULT WINAPI MkParseDisplayName(LPBC pbc, LPCOLESTR szDisplayName, |
| LPDWORD pchEaten, LPMONIKER *ppmk) |
| { |
| HRESULT hr = MK_E_SYNTAX; |
| static const WCHAR wszClsidColon[] = {'c','l','s','i','d',':'}; |
| IMoniker *moniker; |
| DWORD chEaten; |
| |
| TRACE("(%p, %s, %p, %p)\n", pbc, debugstr_w(szDisplayName), pchEaten, ppmk); |
| |
| if (!(IsValidInterface((LPUNKNOWN) pbc))) |
| return E_INVALIDARG; |
| |
| *pchEaten = 0; |
| *ppmk = NULL; |
| |
| if (!strncmpiW(szDisplayName, wszClsidColon, sizeof(wszClsidColon)/sizeof(wszClsidColon[0]))) |
| { |
| hr = ClassMoniker_CreateFromDisplayName(pbc, szDisplayName, &chEaten, &moniker); |
| if (FAILED(hr) && (hr != MK_E_SYNTAX)) |
| return hr; |
| } |
| else |
| { |
| hr = get_moniker_for_progid_display_name(pbc, szDisplayName, &chEaten, &moniker); |
| if (FAILED(hr) && (hr != MK_E_SYNTAX)) |
| return hr; |
| } |
| |
| if (FAILED(hr)) |
| { |
| hr = FileMoniker_CreateFromDisplayName(pbc, szDisplayName, &chEaten, &moniker); |
| if (FAILED(hr) && (hr != MK_E_SYNTAX)) |
| return hr; |
| } |
| |
| if (SUCCEEDED(hr)) |
| { |
| while (TRUE) |
| { |
| IMoniker *next_moniker; |
| *pchEaten += chEaten; |
| szDisplayName += chEaten; |
| if (!*szDisplayName) |
| { |
| *ppmk = moniker; |
| return S_OK; |
| } |
| chEaten = 0; |
| hr = IMoniker_ParseDisplayName(moniker, pbc, NULL, |
| (LPOLESTR)szDisplayName, &chEaten, |
| &next_moniker); |
| IMoniker_Release(moniker); |
| if (FAILED(hr)) |
| { |
| *pchEaten = 0; |
| break; |
| } |
| moniker = next_moniker; |
| } |
| } |
| |
| return hr; |
| } |
| |
| /*********************************************************************** |
| * GetClassFile (OLE32.@) |
| * |
| * Retrieves the class ID associated with the given filename. |
| * |
| * PARAMS |
| * filePathName [I] Filename to retrieve the class ID for. |
| * pclsid [O] Address that receives the class ID for the file. |
| * |
| * RETURNS |
| * Success: S_OK. |
| * Failure: Any HRESULT code. |
| */ |
| HRESULT WINAPI GetClassFile(LPCOLESTR filePathName,CLSID *pclsid) |
| { |
| IStorage *pstg=0; |
| HRESULT res; |
| int nbElm, length, i; |
| LONG sizeProgId; |
| LPOLESTR *pathDec=0,absFile=0,progId=0; |
| LPWSTR extension; |
| static const WCHAR bkslashW[] = {'\\',0}; |
| static const WCHAR dotW[] = {'.',0}; |
| |
| TRACE("%s, %p\n", debugstr_w(filePathName), pclsid); |
| |
| /* if the file contain a storage object the return the CLSID written by IStorage_SetClass method*/ |
| if((StgIsStorageFile(filePathName))==S_OK){ |
| |
| res=StgOpenStorage(filePathName,NULL,STGM_READ | STGM_SHARE_DENY_WRITE,NULL,0,&pstg); |
| |
| if (SUCCEEDED(res)) |
| res=ReadClassStg(pstg,pclsid); |
| |
| IStorage_Release(pstg); |
| |
| return res; |
| } |
| /* if the file is not a storage object then attemps to match various bits in the file against a |
| pattern in the registry. this case is not frequently used ! so I present only the psodocode for |
| this case |
| |
| for(i=0;i<nFileTypes;i++) |
| |
| for(i=0;j<nPatternsForType;j++){ |
| |
| PATTERN pat; |
| HANDLE hFile; |
| |
| pat=ReadPatternFromRegistry(i,j); |
| hFile=CreateFileW(filePathName,,,,,,hFile); |
| SetFilePosition(hFile,pat.offset); |
| ReadFile(hFile,buf,pat.size,&r,NULL); |
| if (memcmp(buf&pat.mask,pat.pattern.pat.size)==0){ |
| |
| *pclsid=ReadCLSIDFromRegistry(i); |
| return S_OK; |
| } |
| } |
| */ |
| |
| /* if the above strategies fail then search for the extension key in the registry */ |
| |
| /* get the last element (absolute file) in the path name */ |
| nbElm=FileMonikerImpl_DecomposePath(filePathName,&pathDec); |
| absFile=pathDec[nbElm-1]; |
| |
| /* failed if the path represente a directory and not an absolute file name*/ |
| if (!lstrcmpW(absFile, bkslashW)) |
| return MK_E_INVALIDEXTENSION; |
| |
| /* get the extension of the file */ |
| extension = NULL; |
| length=lstrlenW(absFile); |
| for(i = length-1; (i >= 0) && *(extension = &absFile[i]) != '.'; i--) |
| /* nothing */; |
| |
| if (!extension || !lstrcmpW(extension, dotW)) |
| return MK_E_INVALIDEXTENSION; |
| |
| res=RegQueryValueW(HKEY_CLASSES_ROOT, extension, NULL, &sizeProgId); |
| |
| /* get the progId associated to the extension */ |
| progId = CoTaskMemAlloc(sizeProgId); |
| res = RegQueryValueW(HKEY_CLASSES_ROOT, extension, progId, &sizeProgId); |
| |
| if (res==ERROR_SUCCESS) |
| /* return the clsid associated to the progId */ |
| res= CLSIDFromProgID(progId,pclsid); |
| |
| for(i=0; pathDec[i]!=NULL;i++) |
| CoTaskMemFree(pathDec[i]); |
| CoTaskMemFree(pathDec); |
| |
| CoTaskMemFree(progId); |
| |
| if (res==ERROR_SUCCESS) |
| return res; |
| |
| return MK_E_INVALIDEXTENSION; |
| } |
| |
| /*********************************************************************** |
| * EnumMoniker_QueryInterface |
| */ |
| static HRESULT WINAPI EnumMonikerImpl_QueryInterface(IEnumMoniker* iface,REFIID riid,void** ppvObject) |
| { |
| EnumMonikerImpl *This = (EnumMonikerImpl *)iface; |
| |
| TRACE("(%p,%p,%p)\n",This,riid,ppvObject); |
| |
| /* validate arguments */ |
| if (ppvObject == NULL) |
| return E_INVALIDARG; |
| |
| *ppvObject = NULL; |
| |
| if (IsEqualIID(&IID_IUnknown, riid)) |
| *ppvObject = (IEnumMoniker*)This; |
| else |
| if (IsEqualIID(&IID_IEnumMoniker, riid)) |
| *ppvObject = (IEnumMoniker*)This; |
| |
| if ((*ppvObject)==NULL) |
| return E_NOINTERFACE; |
| |
| IEnumMoniker_AddRef(iface); |
| |
| return S_OK; |
| } |
| |
| /*********************************************************************** |
| * EnumMoniker_AddRef |
| */ |
| static ULONG WINAPI EnumMonikerImpl_AddRef(IEnumMoniker* iface) |
| { |
| EnumMonikerImpl *This = (EnumMonikerImpl *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| return InterlockedIncrement(&This->ref); |
| } |
| |
| /*********************************************************************** |
| * EnumMoniker_release |
| */ |
| static ULONG WINAPI EnumMonikerImpl_Release(IEnumMoniker* iface) |
| { |
| EnumMonikerImpl *This = (EnumMonikerImpl *)iface; |
| ULONG ref; |
| |
| TRACE("(%p)\n",This); |
| |
| ref = InterlockedDecrement(&This->ref); |
| |
| /* uninitialize rot structure if there's no more reference to it*/ |
| if (ref == 0) |
| { |
| ULONG i; |
| |
| TRACE("(%p) Deleting\n",This); |
| |
| for (i = 0; i < This->moniker_count; i++) |
| HeapFree(GetProcessHeap(), 0, This->monikers[i]); |
| HeapFree(GetProcessHeap(), 0, This->monikers); |
| HeapFree(GetProcessHeap(), 0, This); |
| } |
| |
| return ref; |
| } |
| /*********************************************************************** |
| * EnmumMoniker_Next |
| */ |
| static HRESULT WINAPI EnumMonikerImpl_Next(IEnumMoniker* iface, ULONG celt, IMoniker** rgelt, ULONG * pceltFetched) |
| { |
| ULONG i; |
| EnumMonikerImpl *This = (EnumMonikerImpl *)iface; |
| HRESULT hr = S_OK; |
| |
| TRACE("(%p) TabCurrentPos %d Tablastindx %d\n", This, This->pos, This->moniker_count); |
| |
| /* retrieve the requested number of moniker from the current position */ |
| for(i = 0; (This->pos < This->moniker_count) && (i < celt); i++) |
| { |
| IStream *stream; |
| hr = create_stream_on_mip_ro(This->monikers[This->pos++], &stream); |
| if (hr != S_OK) break; |
| hr = CoUnmarshalInterface(stream, &IID_IMoniker, (void **)&rgelt[i]); |
| IStream_Release(stream); |
| if (hr != S_OK) break; |
| } |
| |
| if (pceltFetched != NULL) |
| *pceltFetched= i; |
| |
| if (hr != S_OK) |
| return hr; |
| |
| if (i == celt) |
| return S_OK; |
| else |
| return S_FALSE; |
| |
| } |
| |
| /*********************************************************************** |
| * EnmumMoniker_Skip |
| */ |
| static HRESULT WINAPI EnumMonikerImpl_Skip(IEnumMoniker* iface, ULONG celt) |
| { |
| EnumMonikerImpl *This = (EnumMonikerImpl *)iface; |
| |
| TRACE("(%p)\n",This); |
| |
| if (This->pos + celt >= This->moniker_count) |
| return S_FALSE; |
| |
| This->pos += celt; |
| |
| return S_OK; |
| } |
| |
| /*********************************************************************** |
| * EnmumMoniker_Reset |
| */ |
| static HRESULT WINAPI EnumMonikerImpl_Reset(IEnumMoniker* iface) |
| { |
| EnumMonikerImpl *This = (EnumMonikerImpl *)iface; |
| |
| This->pos = 0; /* set back to start of list */ |
| |
| TRACE("(%p)\n",This); |
| |
| return S_OK; |
| } |
| |
| /*********************************************************************** |
| * EnmumMoniker_Clone |
| */ |
| static HRESULT WINAPI EnumMonikerImpl_Clone(IEnumMoniker* iface, IEnumMoniker ** ppenum) |
| { |
| EnumMonikerImpl *This = (EnumMonikerImpl *)iface; |
| InterfaceData **monikers; |
| ULONG i; |
| |
| TRACE("(%p)\n",This); |
| |
| *ppenum = NULL; |
| |
| monikers = HeapAlloc(GetProcessHeap(), 0, sizeof(*monikers)*This->moniker_count); |
| if (!monikers) |
| return E_OUTOFMEMORY; |
| |
| for (i = 0; i < This->moniker_count; i++) |
| { |
| SIZE_T size = FIELD_OFFSET(InterfaceData, abData[This->monikers[i]->ulCntData]); |
| monikers[i] = HeapAlloc(GetProcessHeap(), 0, size); |
| if (!monikers[i]) |
| { |
| ULONG end = i; |
| for (i = 0; i < end; i++) |
| HeapFree(GetProcessHeap(), 0, monikers[i]); |
| HeapFree(GetProcessHeap(), 0, monikers); |
| return E_OUTOFMEMORY; |
| } |
| memcpy(monikers[i], This->monikers[i], size); |
| } |
| |
| /* copy the enum structure */ |
| return EnumMonikerImpl_CreateEnumROTMoniker(monikers, This->moniker_count, |
| This->pos, ppenum); |
| } |
| |
| /* Virtual function table for the IEnumMoniker class. */ |
| static const IEnumMonikerVtbl VT_EnumMonikerImpl = |
| { |
| EnumMonikerImpl_QueryInterface, |
| EnumMonikerImpl_AddRef, |
| EnumMonikerImpl_Release, |
| EnumMonikerImpl_Next, |
| EnumMonikerImpl_Skip, |
| EnumMonikerImpl_Reset, |
| EnumMonikerImpl_Clone |
| }; |
| |
| /*********************************************************************** |
| * EnumMonikerImpl_CreateEnumROTMoniker |
| * Used by EnumRunning to create the structure and EnumClone |
| * to copy the structure |
| */ |
| static HRESULT WINAPI EnumMonikerImpl_CreateEnumROTMoniker(InterfaceData **monikers, |
| ULONG moniker_count, |
| ULONG current_pos, |
| IEnumMoniker **ppenumMoniker) |
| { |
| EnumMonikerImpl* This = NULL; |
| |
| if (!ppenumMoniker) |
| return E_INVALIDARG; |
| |
| This = HeapAlloc(GetProcessHeap(), 0, sizeof(EnumMonikerImpl)); |
| if (!This) return E_OUTOFMEMORY; |
| |
| TRACE("(%p)\n", This); |
| |
| /* initialize the virtual table function */ |
| This->lpVtbl = &VT_EnumMonikerImpl; |
| |
| /* the initial reference is set to "1" */ |
| This->ref = 1; /* set the ref count to one */ |
| This->pos = current_pos; /* Set the list start posn */ |
| This->moniker_count = moniker_count; /* Need the same size table as ROT */ |
| This->monikers = monikers; |
| |
| *ppenumMoniker = (IEnumMoniker*)This; |
| |
| return S_OK; |
| } |
| |
| |
| /* Shared implementation of moniker marshaler based on saving and loading of |
| * monikers */ |
| |
| typedef struct MonikerMarshal |
| { |
| const IUnknownVtbl *lpVtbl; |
| const IMarshalVtbl *lpVtblMarshal; |
| |
| LONG ref; |
| IMoniker *moniker; |
| } MonikerMarshal; |
| |
| static inline MonikerMarshal *impl_from_IMarshal( IMarshal *iface ) |
| { |
| return (MonikerMarshal *)((char*)iface - FIELD_OFFSET(MonikerMarshal, lpVtblMarshal)); |
| } |
| |
| static HRESULT WINAPI MonikerMarshalInner_QueryInterface(IUnknown *iface, REFIID riid, LPVOID *ppv) |
| { |
| MonikerMarshal *This = (MonikerMarshal *)iface; |
| TRACE("(%s, %p)\n", debugstr_guid(riid), ppv); |
| *ppv = NULL; |
| if (IsEqualIID(&IID_IUnknown, riid) || IsEqualIID(&IID_IMarshal, riid)) |
| { |
| *ppv = &This->lpVtblMarshal; |
| IUnknown_AddRef((IUnknown *)&This->lpVtblMarshal); |
| return S_OK; |
| } |
| FIXME("No interface for %s\n", debugstr_guid(riid)); |
| return E_NOINTERFACE; |
| } |
| |
| static ULONG WINAPI MonikerMarshalInner_AddRef(IUnknown *iface) |
| { |
| MonikerMarshal *This = (MonikerMarshal *)iface; |
| return InterlockedIncrement(&This->ref); |
| } |
| |
| static ULONG WINAPI MonikerMarshalInner_Release(IUnknown *iface) |
| { |
| MonikerMarshal *This = (MonikerMarshal *)iface; |
| ULONG ref = InterlockedDecrement(&This->ref); |
| |
| if (!ref) HeapFree(GetProcessHeap(), 0, This); |
| return ref; |
| } |
| |
| static const IUnknownVtbl VT_MonikerMarshalInner = |
| { |
| MonikerMarshalInner_QueryInterface, |
| MonikerMarshalInner_AddRef, |
| MonikerMarshalInner_Release |
| }; |
| |
| static HRESULT WINAPI MonikerMarshal_QueryInterface(IMarshal *iface, REFIID riid, LPVOID *ppv) |
| { |
| MonikerMarshal *This = impl_from_IMarshal(iface); |
| return IMoniker_QueryInterface(This->moniker, riid, ppv); |
| } |
| |
| static ULONG WINAPI MonikerMarshal_AddRef(IMarshal *iface) |
| { |
| MonikerMarshal *This = impl_from_IMarshal(iface); |
| return IMoniker_AddRef(This->moniker); |
| } |
| |
| static ULONG WINAPI MonikerMarshal_Release(IMarshal *iface) |
| { |
| MonikerMarshal *This = impl_from_IMarshal(iface); |
| return IMoniker_Release(This->moniker); |
| } |
| |
| static HRESULT WINAPI MonikerMarshal_GetUnmarshalClass( |
| LPMARSHAL iface, REFIID riid, void* pv, DWORD dwDestContext, |
| void* pvDestContext, DWORD mshlflags, CLSID* pCid) |
| { |
| MonikerMarshal *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->moniker, pCid); |
| } |
| |
| static HRESULT WINAPI MonikerMarshal_GetMarshalSizeMax( |
| LPMARSHAL iface, REFIID riid, void* pv, DWORD dwDestContext, |
| void* pvDestContext, DWORD mshlflags, DWORD* pSize) |
| { |
| MonikerMarshal *This = impl_from_IMarshal(iface); |
| HRESULT hr; |
| ULARGE_INTEGER size; |
| |
| TRACE("(%s, %p, %x, %p, %x, %p)\n", debugstr_guid(riid), pv, |
| dwDestContext, pvDestContext, mshlflags, pSize); |
| |
| hr = IMoniker_GetSizeMax(This->moniker, &size); |
| if (hr == S_OK) |
| *pSize = (DWORD)size.QuadPart; |
| return hr; |
| } |
| |
| static HRESULT WINAPI MonikerMarshal_MarshalInterface(LPMARSHAL iface, IStream *pStm, |
| REFIID riid, void* pv, DWORD dwDestContext, |
| void* pvDestContext, DWORD mshlflags) |
| { |
| MonikerMarshal *This = impl_from_IMarshal(iface); |
| |
| TRACE("(%p, %s, %p, %x, %p, %x)\n", pStm, debugstr_guid(riid), pv, |
| dwDestContext, pvDestContext, mshlflags); |
| |
| return IMoniker_Save(This->moniker, pStm, FALSE); |
| } |
| |
| static HRESULT WINAPI MonikerMarshal_UnmarshalInterface(LPMARSHAL iface, IStream *pStm, REFIID riid, void **ppv) |
| { |
| MonikerMarshal *This = impl_from_IMarshal(iface); |
| HRESULT hr; |
| |
| TRACE("(%p, %s, %p)\n", pStm, debugstr_guid(riid), ppv); |
| |
| hr = IMoniker_Load(This->moniker, pStm); |
| if (hr == S_OK) |
| hr = IMoniker_QueryInterface(This->moniker, riid, ppv); |
| return hr; |
| } |
| |
| static HRESULT WINAPI MonikerMarshal_ReleaseMarshalData(LPMARSHAL iface, IStream *pStm) |
| { |
| TRACE("()\n"); |
| /* can't release a state-based marshal as nothing on server side to |
| * release */ |
| return S_OK; |
| } |
| |
| static HRESULT WINAPI MonikerMarshal_DisconnectObject(LPMARSHAL iface, DWORD dwReserved) |
| { |
| TRACE("()\n"); |
| /* can't disconnect a state-based marshal as nothing on server side to |
| * disconnect from */ |
| return S_OK; |
| } |
| |
| static const IMarshalVtbl VT_MonikerMarshal = |
| { |
| MonikerMarshal_QueryInterface, |
| MonikerMarshal_AddRef, |
| MonikerMarshal_Release, |
| MonikerMarshal_GetUnmarshalClass, |
| MonikerMarshal_GetMarshalSizeMax, |
| MonikerMarshal_MarshalInterface, |
| MonikerMarshal_UnmarshalInterface, |
| MonikerMarshal_ReleaseMarshalData, |
| MonikerMarshal_DisconnectObject |
| }; |
| |
| HRESULT MonikerMarshal_Create(IMoniker *inner, IUnknown **outer) |
| { |
| MonikerMarshal *This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This)); |
| if (!This) return E_OUTOFMEMORY; |
| |
| This->lpVtbl = &VT_MonikerMarshalInner; |
| This->lpVtblMarshal = &VT_MonikerMarshal; |
| This->ref = 1; |
| This->moniker = inner; |
| |
| *outer = (IUnknown *)&This->lpVtbl; |
| return S_OK; |
| } |
| |
| void * __RPC_USER MIDL_user_allocate(size_t size) |
| { |
| return HeapAlloc(GetProcessHeap(), 0, size); |
| } |
| |
| void __RPC_USER MIDL_user_free(void *p) |
| { |
| HeapFree(GetProcessHeap(), 0, p); |
| } |
