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 );
46 /* signal to stub manager that this is a rem unknown object */
47 #define MSHLFLAGSP_REMUNKNOWN 0x80000000
49 /* Thread-safety Annotation Legend:
51 * RO - The value is read only. It never changes after creation, so no
52 * locking is required.
53 * LOCK - The value is written to only using Interlocked* functions.
54 * CS - The value is read or written to inside a critical section.
55 * The identifier following "CS" is the specific critical section that
57 * MUTEX - The value is read or written to with a mutex held.
58 * The identifier following "MUTEX" is the specific mutex that
62 typedef enum ifstub_state
64 STUBSTATE_NORMAL_MARSHALED,
65 STUBSTATE_NORMAL_UNMARSHALED,
66 STUBSTATE_TABLE_WEAK_MARSHALED,
67 STUBSTATE_TABLE_WEAK_UNMARSHALED,
68 STUBSTATE_TABLE_STRONG,
71 /* an interface stub */
74 struct list entry; /* entry in stub_manager->ifstubs list (CS stub_manager->lock) */
75 IRpcStubBuffer *stubbuffer; /* RO */
78 IUnknown *iface; /* RO */
79 MSHLFLAGS flags; /* so we can enforce process-local marshalling rules (RO) */
80 IRpcChannelBuffer*chan; /* channel passed to IRpcStubBuffer::Invoke (RO) */
84 /* stub managers hold refs on the object and each interface stub */
87 struct list entry; /* entry in apartment stubmgr list (CS apt->cs) */
88 struct list ifstubs; /* list of active ifstubs for the object (CS lock) */
89 CRITICAL_SECTION lock;
90 APARTMENT *apt; /* owning apt (RO) */
92 ULONG extrefs; /* number of 'external' references (CS lock) */
93 ULONG refs; /* internal reference count (CS apt->cs) */
94 ULONG weakrefs; /* number of weak references (CS lock) */
95 OID oid; /* apartment-scoped unique identifier (RO) */
96 IUnknown *object; /* the object we are managing the stub for (RO) */
97 ULONG next_ipid; /* currently unused (LOCK) */
98 OXID_INFO oxid_info; /* string binding, ipid of rem unknown and other information (RO) */
100 /* We need to keep a count of the outstanding marshals, so we can enforce the
101 * marshalling rules (ie, you can only unmarshal normal marshals once). Note
102 * that these counts do NOT include unmarshalled interfaces, once a stream is
103 * unmarshalled and a proxy set up, this count is decremented.
106 ULONG norm_refs; /* refcount of normal marshals (CS lock) */
109 /* imported interface proxy */
112 struct list entry; /* entry in proxy_manager list (CS parent->cs) */
113 struct proxy_manager *parent; /* owning proxy_manager (RO) */
114 LPVOID iface; /* interface pointer (RO) */
115 STDOBJREF stdobjref; /* marshal data that represents this object (RO) */
116 IID iid; /* interface ID (RO) */
117 LPRPCPROXYBUFFER proxy; /* interface proxy (RO) */
118 ULONG refs; /* imported (public) references (LOCK) */
119 IRpcChannelBuffer *chan; /* channel to object (CS parent->cs) */
126 LONG refs; /* refcount of the apartment (LOCK) */
127 BOOL multi_threaded; /* multi-threaded or single-threaded apartment? (RO) */
128 DWORD tid; /* thread id (RO) */
129 OXID oxid; /* object exporter ID (RO) */
130 LONG ipidc; /* interface pointer ID counter, starts at 1 (LOCK) */
131 CRITICAL_SECTION cs; /* thread safety */
132 struct list proxies; /* imported objects (CS cs) */
133 struct list stubmgrs; /* stub managers for exported objects (CS cs) */
134 BOOL remunk_exported; /* has the IRemUnknown interface for this apartment been created yet? (CS cs) */
135 LONG remoting_started; /* has the RPC system been started for this apartment? (LOCK) */
136 struct list psclsids; /* list of registered PS CLSIDs (CS cs) */
137 struct list loaded_dlls; /* list of dlls loaded by this apartment (CS cs) */
138 DWORD host_apt_tid; /* thread ID of apartment hosting objects of differing threading model (CS cs) */
139 HWND host_apt_hwnd; /* handle to apartment window of host apartment (CS cs) */
141 /* FIXME: OIDs should be given out by RPCSS */
142 OID oidc; /* object ID counter, starts at 1, zero is invalid OID (CS cs) */
144 /* STA-only fields */
145 HWND win; /* message window (LOCK) */
146 LPMESSAGEFILTER filter; /* message filter (CS cs) */
147 BOOL main; /* is this a main-threaded-apartment? (RO) */
150 /* this is what is stored in TEB->ReservedForOle */
153 struct apartment *apt;
154 IErrorInfo *errorinfo; /* see errorinfo.c */
155 IUnknown *state; /* see CoSetState */
156 DWORD apt_mask; /* apartment mask (+0Ch on x86) */
157 IInitializeSpy *spy; /* The "SPY" from CoInitializeSpy */
158 DWORD inits; /* number of times CoInitializeEx called */
159 DWORD ole_inits; /* number of times OleInitialize called */
160 GUID causality_id; /* unique identifier for each COM call */
161 LONG pending_call_count_client; /* number of client calls pending */
162 LONG pending_call_count_server; /* number of server calls pending */
164 IObjContext *context_token; /* (+38h on x86) */
165 IUnknown *call_state; /* current call context (+3Ch on x86) */
167 IUnknown *cancel_object; /* cancel object set by CoSetCancelObject (+F8h on x86) */
171 /* Global Interface Table Functions */
173 extern void* StdGlobalInterfaceTable_Construct(void) DECLSPEC_HIDDEN;
174 extern HRESULT StdGlobalInterfaceTable_GetFactory(LPVOID *ppv) DECLSPEC_HIDDEN;
175 extern void* StdGlobalInterfaceTableInstance DECLSPEC_HIDDEN;
177 HRESULT COM_OpenKeyForCLSID(REFCLSID clsid, LPCWSTR keyname, REGSAM access, HKEY *key) DECLSPEC_HIDDEN;
178 HRESULT COM_OpenKeyForAppIdFromCLSID(REFCLSID clsid, REGSAM access, HKEY *subkey) DECLSPEC_HIDDEN;
179 HRESULT MARSHAL_GetStandardMarshalCF(LPVOID *ppv) DECLSPEC_HIDDEN;
180 HRESULT FTMarshalCF_Create(REFIID riid, LPVOID *ppv) DECLSPEC_HIDDEN;
184 ULONG stub_manager_int_release(struct stub_manager *This) DECLSPEC_HIDDEN;
185 struct stub_manager *new_stub_manager(APARTMENT *apt, IUnknown *object) DECLSPEC_HIDDEN;
186 ULONG stub_manager_ext_addref(struct stub_manager *m, ULONG refs, BOOL tableweak) DECLSPEC_HIDDEN;
187 ULONG stub_manager_ext_release(struct stub_manager *m, ULONG refs, BOOL tableweak, BOOL last_unlock_releases) DECLSPEC_HIDDEN;
188 struct ifstub *stub_manager_new_ifstub(struct stub_manager *m, IRpcStubBuffer *sb, IUnknown *iptr, REFIID iid,
189 DWORD dest_context, void *dest_context_data, MSHLFLAGS flags) DECLSPEC_HIDDEN;
190 struct ifstub *stub_manager_find_ifstub(struct stub_manager *m, REFIID iid, MSHLFLAGS flags) DECLSPEC_HIDDEN;
191 struct stub_manager *get_stub_manager(APARTMENT *apt, OID oid) DECLSPEC_HIDDEN;
192 struct stub_manager *get_stub_manager_from_object(APARTMENT *apt, void *object) DECLSPEC_HIDDEN;
193 BOOL stub_manager_notify_unmarshal(struct stub_manager *m, const IPID *ipid) DECLSPEC_HIDDEN;
194 BOOL stub_manager_is_table_marshaled(struct stub_manager *m, const IPID *ipid) DECLSPEC_HIDDEN;
195 void stub_manager_release_marshal_data(struct stub_manager *m, ULONG refs, const IPID *ipid, BOOL tableweak) DECLSPEC_HIDDEN;
196 HRESULT ipid_get_dispatch_params(const IPID *ipid, APARTMENT **stub_apt, IRpcStubBuffer **stub, IRpcChannelBuffer **chan, IID *iid, IUnknown **iface) DECLSPEC_HIDDEN;
197 HRESULT start_apartment_remote_unknown(void) DECLSPEC_HIDDEN;
199 HRESULT marshal_object(APARTMENT *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *obj, DWORD dest_context, void *dest_context_data, MSHLFLAGS mshlflags) DECLSPEC_HIDDEN;
203 struct dispatch_params;
205 void RPC_StartRemoting(struct apartment *apt) DECLSPEC_HIDDEN;
206 HRESULT RPC_CreateClientChannel(const OXID *oxid, const IPID *ipid,
207 const OXID_INFO *oxid_info,
208 DWORD dest_context, void *dest_context_data,
209 IRpcChannelBuffer **chan) DECLSPEC_HIDDEN;
210 HRESULT RPC_CreateServerChannel(DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan) DECLSPEC_HIDDEN;
211 void RPC_ExecuteCall(struct dispatch_params *params) DECLSPEC_HIDDEN;
212 HRESULT RPC_RegisterInterface(REFIID riid) DECLSPEC_HIDDEN;
213 void RPC_UnregisterInterface(REFIID riid) DECLSPEC_HIDDEN;
214 HRESULT RPC_StartLocalServer(REFCLSID clsid, IStream *stream, BOOL multi_use, void **registration) DECLSPEC_HIDDEN;
215 void RPC_StopLocalServer(void *registration) DECLSPEC_HIDDEN;
216 HRESULT RPC_GetLocalClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv) DECLSPEC_HIDDEN;
217 HRESULT RPC_RegisterChannelHook(REFGUID rguid, IChannelHook *hook) DECLSPEC_HIDDEN;
218 void RPC_UnregisterAllChannelHooks(void) DECLSPEC_HIDDEN;
219 HRESULT RPC_ResolveOxid(OXID oxid, OXID_INFO *oxid_info) DECLSPEC_HIDDEN;
221 /* This function initialize the Running Object Table */
222 HRESULT WINAPI RunningObjectTableImpl_Initialize(void) DECLSPEC_HIDDEN;
224 /* This function uninitialize the Running Object Table */
225 HRESULT WINAPI RunningObjectTableImpl_UnInitialize(void) DECLSPEC_HIDDEN;
228 void OLEDD_UnInitialize(void) DECLSPEC_HIDDEN;
230 /* Apartment Functions */
232 APARTMENT *apartment_findfromoxid(OXID oxid, BOOL ref) DECLSPEC_HIDDEN;
233 APARTMENT *apartment_findfromtid(DWORD tid) DECLSPEC_HIDDEN;
234 DWORD apartment_release(struct apartment *apt) DECLSPEC_HIDDEN;
235 HRESULT apartment_disconnectproxies(struct apartment *apt) DECLSPEC_HIDDEN;
236 void apartment_disconnectobject(struct apartment *apt, void *object) DECLSPEC_HIDDEN;
237 static inline HRESULT apartment_getoxid(const struct apartment *apt, OXID *oxid)
242 HRESULT apartment_createwindowifneeded(struct apartment *apt) DECLSPEC_HIDDEN;
243 HWND apartment_getwindow(const struct apartment *apt) DECLSPEC_HIDDEN;
244 void apartment_joinmta(void) DECLSPEC_HIDDEN;
247 /* DCOM messages used by the apartment window (not compatible with native) */
248 #define DM_EXECUTERPC (WM_USER + 0) /* WPARAM = 0, LPARAM = (struct dispatch_params *) */
249 #define DM_HOSTOBJECT (WM_USER + 1) /* WPARAM = 0, LPARAM = (struct host_object_params *) */
252 * Per-thread values are stored in the TEB on offset 0xF80
255 /* will create if necessary */
256 static inline struct oletls *COM_CurrentInfo(void)
258 if (!NtCurrentTeb()->ReservedForOle)
259 NtCurrentTeb()->ReservedForOle = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct oletls));
261 return NtCurrentTeb()->ReservedForOle;
264 static inline APARTMENT* COM_CurrentApt(void)
266 return COM_CurrentInfo()->apt;
269 static inline GUID COM_CurrentCausalityId(void)
271 struct oletls *info = COM_CurrentInfo();
274 if (IsEqualGUID(&info->causality_id, &GUID_NULL))
275 CoCreateGuid(&info->causality_id);
276 return info->causality_id;
279 /* helpers for debugging */
280 # define DEBUG_SET_CRITSEC_NAME(cs, name) (cs)->DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": " name)
281 # define DEBUG_CLEAR_CRITSEC_NAME(cs) (cs)->DebugInfo->Spare[0] = 0
283 #define CHARS_IN_GUID 39 /* including NULL */
285 #define WINE_CLSCTX_DONT_HOST 0x80000000
288 extern HINSTANCE hProxyDll DECLSPEC_HIDDEN;
289 extern HRESULT WINAPI OLE32_DllGetClassObject(REFCLSID rclsid, REFIID iid,LPVOID *ppv) DECLSPEC_HIDDEN;
290 extern HRESULT WINAPI OLE32_DllRegisterServer(void) DECLSPEC_HIDDEN;
291 extern HRESULT WINAPI OLE32_DllUnregisterServer(void) DECLSPEC_HIDDEN;
293 extern HRESULT Handler_DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv) DECLSPEC_HIDDEN;
294 extern HRESULT HandlerCF_Create(REFCLSID rclsid, REFIID riid, LPVOID *ppv) DECLSPEC_HIDDEN;
296 /* Exported non-interface Data Advise Holder functions */
297 HRESULT DataAdviseHolder_OnConnect(IDataAdviseHolder *iface, IDataObject *pDelegate) DECLSPEC_HIDDEN;
298 void DataAdviseHolder_OnDisconnect(IDataAdviseHolder *iface) DECLSPEC_HIDDEN;
300 extern UINT ownerlink_clipboard_format DECLSPEC_HIDDEN;
301 extern UINT filename_clipboard_format DECLSPEC_HIDDEN;
302 extern UINT filenameW_clipboard_format DECLSPEC_HIDDEN;
303 extern UINT dataobject_clipboard_format DECLSPEC_HIDDEN;
304 extern UINT embedded_object_clipboard_format DECLSPEC_HIDDEN;
305 extern UINT embed_source_clipboard_format DECLSPEC_HIDDEN;
306 extern UINT custom_link_source_clipboard_format DECLSPEC_HIDDEN;
307 extern UINT link_source_clipboard_format DECLSPEC_HIDDEN;
308 extern UINT object_descriptor_clipboard_format DECLSPEC_HIDDEN;
309 extern UINT link_source_descriptor_clipboard_format DECLSPEC_HIDDEN;
310 extern UINT ole_private_data_clipboard_format DECLSPEC_HIDDEN;
312 extern LSTATUS create_classes_key(HKEY, const WCHAR *, REGSAM, HKEY *) DECLSPEC_HIDDEN;
313 extern LSTATUS open_classes_key(HKEY, const WCHAR *, REGSAM, HKEY *) DECLSPEC_HIDDEN;
315 #endif /* __WINE_OLE_COMPOBJ_H */