2 * Copyright 1995 Martin von Loewis
3 * Copyright 1998 Justin Bradford
4 * Copyright 1999 Francis Beaudet
5 * Copyright 1999 Sylvain St-Germain
6 * Copyright 2002 Marcus Meissner
7 * Copyright 2003 Ove Kåven, TransGaming Technologies
8 * Copyright 2004 Mike Hearn, Rob Shearman, CodeWeavers Inc
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
25 #ifndef __WINE_OLE_COMPOBJ_H
26 #define __WINE_OLE_COMPOBJ_H
28 /* All private prototype functions used by OLE will be added to this header file */
32 #include "wine/list.h"
42 typedef struct apartment APARTMENT;
44 DEFINE_OLEGUID( CLSID_DfMarshal, 0x0000030b, 0, 0 );
45 DEFINE_OLEGUID( CLSID_PSFactoryBuffer, 0x00000320, 0, 0 );
46 DEFINE_OLEGUID( CLSID_InProcFreeMarshaler, 0x0000033a, 0, 0 );
48 /* signal to stub manager that this is a rem unknown object */
49 #define MSHLFLAGSP_REMUNKNOWN 0x80000000
51 /* Thread-safety Annotation Legend:
53 * RO - The value is read only. It never changes after creation, so no
54 * locking is required.
55 * LOCK - The value is written to only using Interlocked* functions.
56 * CS - The value is read or written to inside a critical section.
57 * The identifier following "CS" is the specific critical setion that
59 * MUTEX - The value is read or written to with a mutex held.
60 * The identifier following "MUTEX" is the specific mutex that
64 typedef enum ifstub_state
66 STUBSTATE_NORMAL_MARSHALED,
67 STUBSTATE_NORMAL_UNMARSHALED,
68 STUBSTATE_TABLE_WEAK_MARSHALED,
69 STUBSTATE_TABLE_WEAK_UNMARSHALED,
70 STUBSTATE_TABLE_STRONG,
73 /* an interface stub */
76 struct list entry; /* entry in stub_manager->ifstubs list (CS stub_manager->lock) */
77 IRpcStubBuffer *stubbuffer; /* RO */
80 IUnknown *iface; /* RO */
81 MSHLFLAGS flags; /* so we can enforce process-local marshalling rules (RO) */
82 IRpcChannelBuffer*chan; /* channel passed to IRpcStubBuffer::Invoke (RO) */
86 /* stub managers hold refs on the object and each interface stub */
89 struct list entry; /* entry in apartment stubmgr list (CS apt->cs) */
90 struct list ifstubs; /* list of active ifstubs for the object (CS lock) */
91 CRITICAL_SECTION lock;
92 APARTMENT *apt; /* owning apt (RO) */
94 ULONG extrefs; /* number of 'external' references (CS lock) */
95 ULONG refs; /* internal reference count (CS apt->cs) */
96 OID oid; /* apartment-scoped unique identifier (RO) */
97 IUnknown *object; /* the object we are managing the stub for (RO) */
98 ULONG next_ipid; /* currently unused (LOCK) */
99 OXID_INFO oxid_info; /* string binding, ipid of rem unknown and other information (RO) */
101 /* We need to keep a count of the outstanding marshals, so we can enforce the
102 * marshalling rules (ie, you can only unmarshal normal marshals once). Note
103 * that these counts do NOT include unmarshalled interfaces, once a stream is
104 * unmarshalled and a proxy set up, this count is decremented.
107 ULONG norm_refs; /* refcount of normal marshals (CS lock) */
110 /* imported interface proxy */
113 struct list entry; /* entry in proxy_manager list (CS parent->cs) */
114 struct proxy_manager *parent; /* owning proxy_manager (RO) */
115 LPVOID iface; /* interface pointer (RO) */
116 STDOBJREF stdobjref; /* marshal data that represents this object (RO) */
117 IID iid; /* interface ID (RO) */
118 LPRPCPROXYBUFFER proxy; /* interface proxy (RO) */
119 ULONG refs; /* imported (public) references (LOCK) */
120 IRpcChannelBuffer *chan; /* channel to object (CS parent->cs) */
123 /* imported object / proxy manager */
126 const IMultiQIVtbl *lpVtbl;
127 const IMarshalVtbl *lpVtblMarshal;
128 const IClientSecurityVtbl *lpVtblCliSec;
129 struct apartment *parent; /* owning apartment (RO) */
130 struct list entry; /* entry in apartment (CS parent->cs) */
131 OXID oxid; /* object exported ID (RO) */
132 OXID_INFO oxid_info; /* string binding, ipid of rem unknown and other information (RO) */
133 OID oid; /* object ID (RO) */
134 struct list interfaces; /* imported interfaces (CS cs) */
135 LONG refs; /* proxy reference count (LOCK) */
136 CRITICAL_SECTION cs; /* thread safety for this object and children */
137 ULONG sorflags; /* STDOBJREF flags (RO) */
138 IRemUnknown *remunk; /* proxy to IRemUnknown used for lifecycle management (CS cs) */
139 HANDLE remoting_mutex; /* mutex used for synchronizing access to IRemUnknown */
140 MSHCTX dest_context; /* context used for activating optimisations (LOCK) */
141 void *dest_context_data; /* reserved context value (LOCK) */
144 /* this needs to become a COM object that implements IRemUnknown */
149 LONG refs; /* refcount of the apartment (LOCK) */
150 BOOL multi_threaded; /* multi-threaded or single-threaded apartment? (RO) */
151 DWORD tid; /* thread id (RO) */
152 OXID oxid; /* object exporter ID (RO) */
153 LONG ipidc; /* interface pointer ID counter, starts at 1 (LOCK) */
154 CRITICAL_SECTION cs; /* thread safety */
155 struct list proxies; /* imported objects (CS cs) */
156 struct list stubmgrs; /* stub managers for exported objects (CS cs) */
157 BOOL remunk_exported; /* has the IRemUnknown interface for this apartment been created yet? (CS cs) */
158 LONG remoting_started; /* has the RPC system been started for this apartment? (LOCK) */
159 struct list psclsids; /* list of registered PS CLSIDs (CS cs) */
160 struct list loaded_dlls; /* list of dlls loaded by this apartment (CS cs) */
162 /* FIXME: OID's should be given out by RPCSS */
163 OID oidc; /* object ID counter, starts at 1, zero is invalid OID (CS cs) */
165 /* STA-only fields */
166 HWND win; /* message window (LOCK) */
167 LPMESSAGEFILTER filter; /* message filter (CS cs) */
168 BOOL main; /* is this a main-threaded-apartment? (RO) */
171 /* this is what is stored in TEB->ReservedForOle */
174 struct apartment *apt;
175 IErrorInfo *errorinfo; /* see errorinfo.c */
176 IUnknown *state; /* see CoSetState */
177 DWORD inits; /* number of times CoInitializeEx called */
178 DWORD ole_inits; /* number of times OleInitialize called */
179 GUID causality_id; /* unique identifier for each COM call */
180 LONG pending_call_count_client; /* number of client calls pending */
181 LONG pending_call_count_server; /* number of server calls pending */
185 /* Global Interface Table Functions */
187 extern void* StdGlobalInterfaceTable_Construct(void);
188 extern HRESULT StdGlobalInterfaceTable_GetFactory(LPVOID *ppv);
189 extern void* StdGlobalInterfaceTableInstance;
191 /* FIXME: these shouldn't be needed, except for 16-bit functions */
192 extern HRESULT WINE_StringFromCLSID(const CLSID *id,LPSTR idstr);
194 HRESULT COM_OpenKeyForCLSID(REFCLSID clsid, LPCWSTR keyname, REGSAM access, HKEY *key);
195 HRESULT COM_OpenKeyForAppIdFromCLSID(REFCLSID clsid, REGSAM access, HKEY *subkey);
196 HRESULT MARSHAL_GetStandardMarshalCF(LPVOID *ppv);
197 HRESULT FTMarshalCF_Create(REFIID riid, LPVOID *ppv);
201 ULONG stub_manager_int_addref(struct stub_manager *This);
202 ULONG stub_manager_int_release(struct stub_manager *This);
203 struct stub_manager *new_stub_manager(APARTMENT *apt, IUnknown *object);
204 ULONG stub_manager_ext_addref(struct stub_manager *m, ULONG refs);
205 ULONG stub_manager_ext_release(struct stub_manager *m, ULONG refs, BOOL last_unlock_releases);
206 struct ifstub *stub_manager_new_ifstub(struct stub_manager *m, IRpcStubBuffer *sb, IUnknown *iptr, REFIID iid, MSHLFLAGS flags);
207 struct ifstub *stub_manager_find_ifstub(struct stub_manager *m, REFIID iid, MSHLFLAGS flags);
208 struct stub_manager *get_stub_manager(APARTMENT *apt, OID oid);
209 struct stub_manager *get_stub_manager_from_object(APARTMENT *apt, void *object);
210 BOOL stub_manager_notify_unmarshal(struct stub_manager *m, const IPID *ipid);
211 BOOL stub_manager_is_table_marshaled(struct stub_manager *m, const IPID *ipid);
212 void stub_manager_release_marshal_data(struct stub_manager *m, ULONG refs, const IPID *ipid);
213 HRESULT ipid_to_stub_manager(const IPID *ipid, APARTMENT **stub_apt, struct stub_manager **stubmgr_ret);
214 HRESULT ipid_get_dispatch_params(const IPID *ipid, APARTMENT **stub_apt, IRpcStubBuffer **stub, IRpcChannelBuffer **chan, IID *iid, IUnknown **iface);
215 HRESULT start_apartment_remote_unknown(void);
217 HRESULT marshal_object(APARTMENT *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *obj, MSHLFLAGS mshlflags);
221 struct dispatch_params;
223 void RPC_StartRemoting(struct apartment *apt);
224 HRESULT RPC_CreateClientChannel(const OXID *oxid, const IPID *ipid,
225 const OXID_INFO *oxid_info,
226 DWORD dest_context, void *dest_context_data,
227 IRpcChannelBuffer **chan);
228 HRESULT RPC_CreateServerChannel(IRpcChannelBuffer **chan);
229 void RPC_ExecuteCall(struct dispatch_params *params);
230 HRESULT RPC_RegisterInterface(REFIID riid);
231 void RPC_UnregisterInterface(REFIID riid);
232 HRESULT RPC_StartLocalServer(REFCLSID clsid, IStream *stream, BOOL multi_use, void **registration);
233 void RPC_StopLocalServer(void *registration);
234 HRESULT RPC_GetLocalClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv);
235 HRESULT RPC_RegisterChannelHook(REFGUID rguid, IChannelHook *hook);
236 void RPC_UnregisterAllChannelHooks(void);
237 HRESULT RPC_ResolveOxid(OXID oxid, OXID_INFO *oxid_info);
239 /* This function initialize the Running Object Table */
240 HRESULT WINAPI RunningObjectTableImpl_Initialize(void);
242 /* This function uninitialize the Running Object Table */
243 HRESULT WINAPI RunningObjectTableImpl_UnInitialize(void);
246 void OLEDD_UnInitialize(void);
248 /* Apartment Functions */
250 APARTMENT *apartment_findfromoxid(OXID oxid, BOOL ref);
251 APARTMENT *apartment_findfromtid(DWORD tid);
252 DWORD apartment_addref(struct apartment *apt);
253 DWORD apartment_release(struct apartment *apt);
254 HRESULT apartment_disconnectproxies(struct apartment *apt);
255 void apartment_disconnectobject(struct apartment *apt, void *object);
256 static inline HRESULT apartment_getoxid(struct apartment *apt, OXID *oxid)
261 HRESULT apartment_createwindowifneeded(struct apartment *apt);
262 HWND apartment_getwindow(struct apartment *apt);
263 void apartment_joinmta(void);
266 /* DCOM messages used by the apartment window (not compatible with native) */
267 #define DM_EXECUTERPC (WM_USER + 0) /* WPARAM = 0, LPARAM = (struct dispatch_params *) */
268 #define DM_HOSTOBJECT (WM_USER + 1) /* WPARAM = 0, LPARAM = (struct host_object_params *) */
271 * Per-thread values are stored in the TEB on offset 0xF80,
272 * see http://www.microsoft.com/msj/1099/bugslayer/bugslayer1099.htm
275 /* will create if necessary */
276 static inline struct oletls *COM_CurrentInfo(void)
278 if (!NtCurrentTeb()->ReservedForOle)
279 NtCurrentTeb()->ReservedForOle = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct oletls));
281 return NtCurrentTeb()->ReservedForOle;
284 static inline APARTMENT* COM_CurrentApt(void)
286 return COM_CurrentInfo()->apt;
289 static inline GUID COM_CurrentCausalityId(void)
291 struct oletls *info = COM_CurrentInfo();
294 if (IsEqualGUID(&info->causality_id, &GUID_NULL))
295 CoCreateGuid(&info->causality_id);
296 return info->causality_id;
299 #define ICOM_THIS_MULTI(impl,field,iface) impl* const This=(impl*)((char*)(iface) - offsetof(impl,field))
301 /* helpers for debugging */
302 # define DEBUG_SET_CRITSEC_NAME(cs, name) (cs)->DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": " name)
303 # define DEBUG_CLEAR_CRITSEC_NAME(cs) (cs)->DebugInfo->Spare[0] = 0
305 extern HINSTANCE OLE32_hInstance; /* FIXME: make static */
307 #define CHARS_IN_GUID 39 /* including NULL */
309 /* Exported non-interface Data Advise Holder functions */
310 HRESULT DataAdviseHolder_OnConnect(IDataAdviseHolder *iface, IDataObject *pDelegate);
311 void DataAdviseHolder_OnDisconnect(IDataAdviseHolder *iface);
313 #endif /* __WINE_OLE_COMPOBJ_H */