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475 lines
17 KiB
C
475 lines
17 KiB
C
/*
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* Monikers
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*
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* Copyright 1998 Marcus Meissner
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* Copyright 1999 Noomen Hamza
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*/
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#include <assert.h>
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#include "winerror.h"
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#include "wine/obj_moniker.h"
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#include "debug.h"
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#include "heap.h"
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DEFAULT_DEBUG_CHANNEL(ole)
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#define BLOCK_TAB_SIZE 20 /* represent the first size table and it's increment block size */
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/* define the structure of the running object table elements */
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typedef struct RunObject{
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IUnknown* pObj; /* points on a running object*/
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IMoniker* pmkObj; /* points on a moniker who identifies this object */
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FILETIME lastModifObj;
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DWORD identRegObj; /* registration key relative to this object */
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DWORD regTypeObj; /* registration type : strong or weak */
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}RunObject;
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/* define de RunningObjectTableImpl structure */
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typedef struct RunningObjectTableImpl{
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ICOM_VTABLE(IRunningObjectTable)* lpvtbl;
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ULONG ref;
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RunObject* runObjTab; /* pointe to the first object in the table */
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DWORD runObjTabSize; /* current table size */
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DWORD runObjTabLastIndx; /* first free index element in the table. */
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DWORD runObjTabRegister; /* registration key of the next registred object */
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} RunningObjectTableImpl;
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RunningObjectTableImpl* runningObjectTableInstance=0;
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/* IRunningObjectTable prototipe functions : */
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/* IUnknown functions*/
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static HRESULT WINAPI RunningObjectTableImpl_QueryInterface(IRunningObjectTable* iface,REFIID riid,void** ppvObject);
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static ULONG WINAPI RunningObjectTableImpl_AddRef(IRunningObjectTable* iface);
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static ULONG WINAPI RunningObjectTableImpl_Release(IRunningObjectTable* iface);
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/* IRunningObjectTable functions */
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static HRESULT WINAPI RunningObjectTableImpl_Register(IRunningObjectTable* iface, DWORD grfFlags,IUnknown* punkObject,IMoniker* pmkObjectName,DWORD* pdwRegister);
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static HRESULT WINAPI RunningObjectTableImpl_Revoke(IRunningObjectTable* iface, DWORD dwRegister);
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static HRESULT WINAPI RunningObjectTableImpl_IsRunning(IRunningObjectTable* iface, IMoniker* pmkObjectName);
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static HRESULT WINAPI RunningObjectTableImpl_GetObject(IRunningObjectTable* iface, IMoniker* pmkObjectName,IUnknown** ppunkObject);
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static HRESULT WINAPI RunningObjectTableImpl_NoteChangeTime(IRunningObjectTable* iface, DWORD dwRegister,FILETIME* pfiletime);
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static HRESULT WINAPI RunningObjectTableImpl_GetTimeOfLastChange(IRunningObjectTable* iface, IMoniker* pmkObjectName,FILETIME* pfiletime);
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static HRESULT WINAPI RunningObjectTableImpl_EnumRunning(IRunningObjectTable* iface, IEnumMoniker** ppenumMoniker);
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/* Local functions*/
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HRESULT WINAPI RunningObjectTableImpl_Initialize();
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HRESULT WINAPI RunningObjectTableImpl_UnInitialize();
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HRESULT WINAPI RunningObjectTableImpl_Destroy();
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HRESULT WINAPI RunningObjectTableImpl_GetObjectIndex(RunningObjectTableImpl* This,DWORD identReg,IMoniker* pmk,DWORD *indx);
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/* Virtual function table for the IRunningObjectTable class. */
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static ICOM_VTABLE(IRunningObjectTable) VT_RunningObjectTableImpl =
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{
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ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
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RunningObjectTableImpl_QueryInterface,
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RunningObjectTableImpl_AddRef,
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RunningObjectTableImpl_Release,
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RunningObjectTableImpl_Register,
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RunningObjectTableImpl_Revoke,
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RunningObjectTableImpl_IsRunning,
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RunningObjectTableImpl_GetObject,
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RunningObjectTableImpl_NoteChangeTime,
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RunningObjectTableImpl_GetTimeOfLastChange,
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RunningObjectTableImpl_EnumRunning
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};
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/***********************************************************************
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* RunningObjectTable_QueryInterface
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*/
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HRESULT WINAPI RunningObjectTableImpl_QueryInterface(IRunningObjectTable* iface,REFIID riid,void** ppvObject)
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{
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ICOM_THIS(RunningObjectTableImpl,iface);
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TRACE(ole,"(%p,%p,%p)\n",This,riid,ppvObject);
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/* validate arguments*/
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if (This==0)
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return CO_E_NOTINITIALIZED;
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if (ppvObject==0)
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return E_INVALIDARG;
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*ppvObject = 0;
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if (IsEqualIID(&IID_IUnknown, riid))
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*ppvObject = (IRunningObjectTable*)This;
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else
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if (IsEqualIID(&IID_IRunningObjectTable, riid))
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*ppvObject = (IRunningObjectTable*)This;
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if ((*ppvObject)==0)
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return E_NOINTERFACE;
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RunningObjectTableImpl_AddRef(iface);
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return S_OK;
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}
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/***********************************************************************
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* RunningObjectTable_AddRef
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*/
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ULONG WINAPI RunningObjectTableImpl_AddRef(IRunningObjectTable* iface)
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{
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ICOM_THIS(RunningObjectTableImpl,iface);
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TRACE(ole,"(%p)\n",This);
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return ++(This->ref);
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}
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/***********************************************************************
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* RunningObjectTable_Initialize
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*/
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HRESULT WINAPI RunningObjectTableImpl_Destroy()
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{
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TRACE(ole,"()\n");
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if (runningObjectTableInstance==NULL)
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return E_INVALIDARG;
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/* free the ROT table memory */
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HeapFree(GetProcessHeap(),0,runningObjectTableInstance->runObjTab);
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/* free the ROT structure memory */
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HeapFree(GetProcessHeap(),0,runningObjectTableInstance);
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return S_OK;
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}
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/***********************************************************************
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* RunningObjectTable_Release
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*/
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ULONG WINAPI RunningObjectTableImpl_Release(IRunningObjectTable* iface)
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{
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DWORD i;
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ICOM_THIS(RunningObjectTableImpl,iface);
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TRACE(ole,"(%p)\n",This);
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This->ref--;
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/* unitialize ROT structure if there's no more reference to it*/
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if (This->ref==0){
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/* release all registred objects */
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for(i=0;i<This->runObjTabLastIndx;i++)
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{
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if (( This->runObjTab[i].regTypeObj & ROTFLAGS_REGISTRATIONKEEPSALIVE) != 0)
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IUnknown_Release(This->runObjTab[i].pObj);
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IMoniker_Release(This->runObjTab[i].pmkObj);
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}
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/* RunningObjectTable data structure will be not destroyed here ! the destruction will be done only
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* when RunningObjectTableImpl_UnInitialize function is called
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*/
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/* there's no more elements in the table */
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This->runObjTabRegister=0;
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This->runObjTabLastIndx=0;
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return 0;
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}
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return This->ref;
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}
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/***********************************************************************
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* RunningObjectTable_Initialize
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*/
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HRESULT WINAPI RunningObjectTableImpl_Initialize()
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{
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TRACE(ole,"()\n");
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/* create the unique instance of the RunningObjectTableImpl structure */
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runningObjectTableInstance = HeapAlloc(GetProcessHeap(), 0, sizeof(RunningObjectTableImpl));
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if (runningObjectTableInstance == 0)
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return E_OUTOFMEMORY;
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/* initialize the virtual table function */
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runningObjectTableInstance->lpvtbl = &VT_RunningObjectTableImpl;
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/* the initial reference is set to "1" ! because if set to "0" it will be not practis when */
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/* the ROT refered many times not in the same time (all the objects in the ROT will */
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/* be removed evry time the ROT is removed ) */
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runningObjectTableInstance->ref = 1;
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/* allocate space memory for the table witch contains all the running objects */
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runningObjectTableInstance->runObjTab = HeapAlloc(GetProcessHeap(), 0, sizeof(RunObject[BLOCK_TAB_SIZE]));
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if (runningObjectTableInstance->runObjTab == NULL)
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return E_OUTOFMEMORY;
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runningObjectTableInstance->runObjTabSize=BLOCK_TAB_SIZE;
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runningObjectTableInstance->runObjTabRegister=0;
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runningObjectTableInstance->runObjTabLastIndx=0;
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return S_OK;
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}
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/***********************************************************************
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* RunningObjectTable_UnInitialize
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*/
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HRESULT WINAPI RunningObjectTableImpl_UnInitialize()
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{
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TRACE(ole,"()\n");
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if (runningObjectTableInstance==NULL)
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return E_POINTER;
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RunningObjectTableImpl_Release((IRunningObjectTable*)runningObjectTableInstance);
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RunningObjectTableImpl_Destroy();
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return S_OK;
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}
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/***********************************************************************
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* RunningObjectTable_Register
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*/
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HRESULT WINAPI RunningObjectTableImpl_Register(IRunningObjectTable* iface,
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DWORD grfFlags, /* Registration options */
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IUnknown *punkObject, /* Pointer to the object being registered */
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IMoniker *pmkObjectName, /* Pointer to the moniker of the object being registered */
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DWORD *pdwRegister) /* Pointer to the value identifying the registration */
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{
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HRESULT res=S_OK;
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ICOM_THIS(RunningObjectTableImpl,iface);
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TRACE(ole,"(%p,%ld,%p,%p,%p)\n",This,grfFlags,punkObject,pmkObjectName,pdwRegister);
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/* there's only tow types of register : strong and or weak registration (only one must be passed on parameter) */
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if ( ( (grfFlags & ROTFLAGS_REGISTRATIONKEEPSALIVE) || !(grfFlags & ROTFLAGS_ALLOWANYCLIENT)) &&
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(!(grfFlags & ROTFLAGS_REGISTRATIONKEEPSALIVE) || (grfFlags & ROTFLAGS_ALLOWANYCLIENT)) &&
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(grfFlags) )
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return E_INVALIDARG;
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if (punkObject==NULL || pmkObjectName==NULL || pdwRegister==NULL)
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return E_INVALIDARG;
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/* verify if the object to be registred was registred befor */
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if (RunningObjectTableImpl_GetObjectIndex(This,-1,pmkObjectName,NULL)==S_OK)
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res = MK_S_MONIKERALREADYREGISTERED;
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/* put the new registred object in the first free element in the table */
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This->runObjTab[This->runObjTabLastIndx].pObj = punkObject;
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This->runObjTab[This->runObjTabLastIndx].pmkObj = pmkObjectName;
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This->runObjTab[This->runObjTabLastIndx].regTypeObj = grfFlags;
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This->runObjTab[This->runObjTabLastIndx].identRegObj = This->runObjTabRegister;
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CoFileTimeNow(&(This->runObjTab[This->runObjTabLastIndx].lastModifObj));
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/* gives a registration identifier to the registred object*/
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(*pdwRegister)= This->runObjTabRegister;
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if (This->runObjTabRegister == 0xFFFFFFFF){
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FIXME(ole,"runObjTabRegister: %ld is out of data limite \n",This->runObjTabRegister);
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return E_FAIL;
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}
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This->runObjTabRegister++;
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This->runObjTabLastIndx++;
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if (This->runObjTabLastIndx == This->runObjTabSize){ /* table is full ! so it must be resized */
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This->runObjTabSize+=BLOCK_TAB_SIZE; /* newsize table */
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This->runObjTab=HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,This->runObjTab,
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This->runObjTabSize * sizeof(RunObject));
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if (!This->runObjTab)
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return E_OUTOFMEMORY;
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}
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/* add a reference to the object in the strong registration case */
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if ((grfFlags & ROTFLAGS_REGISTRATIONKEEPSALIVE) !=0 )
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IUnknown_AddRef(punkObject);
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IMoniker_AddRef(pmkObjectName);
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return res;
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}
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/***********************************************************************
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* RunningObjectTable_Revoke
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*/
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HRESULT WINAPI RunningObjectTableImpl_Revoke( IRunningObjectTable* iface,
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DWORD dwRegister) /* Value identifying registration to be revoked*/
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{
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DWORD index,j;
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ICOM_THIS(RunningObjectTableImpl,iface);
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TRACE(ole,"(%p,%ld)\n",This,dwRegister);
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/* verify if the object to be revoked was registred befor or not */
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if (RunningObjectTableImpl_GetObjectIndex(This,dwRegister,NULL,&index)==S_FALSE)
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return E_INVALIDARG;
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/* release the object if it was registred with a strong registrantion option */
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if ((This->runObjTab[index].regTypeObj & ROTFLAGS_REGISTRATIONKEEPSALIVE)!=0)
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IUnknown_Release(This->runObjTab[index].pObj);
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IMoniker_Release(This->runObjTab[index].pmkObj);
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/* remove the object from the table */
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for(j=index; j<This->runObjTabLastIndx-1; j++)
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This->runObjTab[j]= This->runObjTab[j+1];
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This->runObjTabLastIndx--;
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return S_OK;
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}
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/***********************************************************************
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* RunningObjectTable_IsRunning
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*/
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HRESULT WINAPI RunningObjectTableImpl_IsRunning( IRunningObjectTable* iface,
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IMoniker *pmkObjectName) /* Pointer to the moniker of the object whose status is desired */
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{
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ICOM_THIS(RunningObjectTableImpl,iface);
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TRACE(ole,"(%p,%p)\n",This,pmkObjectName);
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return RunningObjectTableImpl_GetObjectIndex(This,-1,pmkObjectName,NULL);
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}
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/***********************************************************************
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* RunningObjectTable_GetObject
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*/
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HRESULT WINAPI RunningObjectTableImpl_GetObject( IRunningObjectTable* iface,
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IMoniker *pmkObjectName,/* Pointer to the moniker on the object */
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IUnknown **ppunkObject) /* Address of output variable that receives the IUnknown interface pointer */
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{
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DWORD index;
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ICOM_THIS(RunningObjectTableImpl,iface);
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TRACE(ole,"(%p,%p,%p)\n",This,pmkObjectName,ppunkObject);
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if (ppunkObject==NULL)
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return E_POINTER;
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*ppunkObject=0;
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/* verify if the object was registred befor or not */
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if (RunningObjectTableImpl_GetObjectIndex(This,-1,pmkObjectName,&index)==S_FALSE)
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return MK_E_UNAVAILABLE;
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/* add a reference to the object then set output object argument */
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IUnknown_AddRef(This->runObjTab[index].pObj);
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*ppunkObject=This->runObjTab[index].pObj;
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return S_OK;
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}
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/***********************************************************************
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* RunningObjectTable_NoteChangeTime
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*/
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HRESULT WINAPI RunningObjectTableImpl_NoteChangeTime(IRunningObjectTable* iface,
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DWORD dwRegister, /* Value identifying registration being updated */
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FILETIME *pfiletime) /* Pointer to structure containing object's last change time */
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{
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DWORD index=-1;
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ICOM_THIS(RunningObjectTableImpl,iface);
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TRACE(ole,"(%p,%ld,%p)\n",This,dwRegister,pfiletime);
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/* verify if the object to be changed was registred befor or not */
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if (RunningObjectTableImpl_GetObjectIndex(This,dwRegister,NULL,&index)==S_FALSE)
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return E_INVALIDARG;
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/* set the new value of the last time change */
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This->runObjTab[index].lastModifObj= (*pfiletime);
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return S_OK;
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}
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/***********************************************************************
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* RunningObjectTable_GetTimeOfLastChange
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*/
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HRESULT WINAPI RunningObjectTableImpl_GetTimeOfLastChange(IRunningObjectTable* iface,
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IMoniker *pmkObjectName, /* Pointer to moniker on the object whose status is desired */
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FILETIME *pfiletime) /* Pointer to structure that receives object's last change time */
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{
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DWORD index=-1;
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ICOM_THIS(RunningObjectTableImpl,iface);
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TRACE(ole,"(%p,%p,%p)\n",This,pmkObjectName,pfiletime);
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if (pmkObjectName==NULL || pfiletime==NULL)
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return E_INVALIDARG;
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/* verify if the object was registred befor or not */
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if (RunningObjectTableImpl_GetObjectIndex(This,-1,pmkObjectName,&index)==S_FALSE)
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return MK_E_UNAVAILABLE;;
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(*pfiletime)= This->runObjTab[index].lastModifObj;
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return S_OK;
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}
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/***********************************************************************
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* RunningObjectTable_EnumRunning
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*/
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HRESULT WINAPI RunningObjectTableImpl_EnumRunning(IRunningObjectTable* iface,
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IEnumMoniker **ppenumMoniker) /* Address of output variable that receives the IEnumMoniker interface pointer */
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{
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FIXME(ole,"(%p,%p) needs the IEnumMoniker implementation \n",iface,ppenumMoniker);
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return E_NOTIMPL;
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}
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/***********************************************************************
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* GetObjectIndex
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*/
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HRESULT WINAPI RunningObjectTableImpl_GetObjectIndex(RunningObjectTableImpl* This,
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DWORD identReg,
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IMoniker* pmk,
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DWORD *indx)
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{
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DWORD i;
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TRACE(ole,"(%p,%ld,%p,%p)\n",This,identReg,pmk,indx);
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if (pmk!=NULL)
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/* search object identified by a moniker*/
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for(i=0 ; (i < This->runObjTabLastIndx) &&(!IMoniker_IsEqual(This->runObjTab[i].pmkObj,pmk)==S_OK);i++);
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else
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/* search object identified by a register identifier*/
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for(i=0;((i<This->runObjTabLastIndx)&&(This->runObjTab[i].identRegObj!=identReg));i++);
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if (i==This->runObjTabLastIndx) return S_FALSE;
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if (indx != NULL) *indx=i;
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return S_OK;
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}
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/******************************************************************************
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* GetRunningObjectTable16 [OLE2.30]
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*/
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HRESULT WINAPI GetRunningObjectTable16(DWORD reserved, LPRUNNINGOBJECTTABLE *pprot)
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{
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FIXME(ole,"(%ld,%p),stub!\n",reserved,pprot);
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return E_NOTIMPL;
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}
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/***********************************************************************
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* GetRunningObjectTable (OLE2.73)
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*/
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HRESULT WINAPI GetRunningObjectTable(DWORD reserved, LPRUNNINGOBJECTTABLE *pprot)
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{
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IID riid=IID_IRunningObjectTable;
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HRESULT res;
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TRACE(ole,"()\n");
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if (reserved!=0)
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return E_UNEXPECTED;
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if(runningObjectTableInstance==NULL)
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return CO_E_NOTINITIALIZED;
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res = RunningObjectTableImpl_QueryInterface((IRunningObjectTable*)runningObjectTableInstance,&riid,(void**)pprot);
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return res;
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}
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