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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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 /* Thread-safety Annotation Legend:
46 * RO - The value is read only. It never changes after creation, so no
47 * locking is required.
48 * LOCK - The value is written to only using Interlocked* functions.
49 * CS - The value is read or written to with a critical section held.
50 * The identifier following "CS" is the specific critical section that
54 typedef enum ifstub_state
56 STUBSTATE_NORMAL_MARSHALED,
57 STUBSTATE_NORMAL_UNMARSHALED,
58 STUBSTATE_TABLE_WEAK_MARSHALED,
59 STUBSTATE_TABLE_WEAK_UNMARSHALED,
60 STUBSTATE_TABLE_STRONG,
63 /* an interface stub */
66 struct list entry; /* entry in stub_manager->ifstubs list (CS stub_manager->lock) */
67 IRpcStubBuffer *stubbuffer; /* RO */
70 IUnknown *iface; /* RO */
74 /* stub managers hold refs on the object and each interface stub */
77 struct list entry; /* entry in apartment stubmgr list (CS apt->cs) */
78 struct list ifstubs; /* list of active ifstubs for the object (CS lock) */
79 CRITICAL_SECTION lock;
80 APARTMENT *apt; /* owning apt (RO) */
82 ULONG extrefs; /* number of 'external' references (CS lock) */
83 ULONG refs; /* internal reference count (CS apt->cs) */
84 OID oid; /* apartment-scoped unique identifier (RO) */
85 IUnknown *object; /* the object we are managing the stub for (RO) */
86 ULONG next_ipid; /* currently unused (LOCK) */
87 STUB_STATE state; /* state machine (CS lock) */
90 /* imported interface proxy */
93 struct list entry; /* entry in proxy_manager list (CS parent->cs) */
94 struct proxy_manager *parent; /* owning proxy_manager (RO) */
95 LPVOID iface; /* interface pointer (RO) */
96 IID iid; /* interface ID (RO) */
97 IPID ipid; /* imported interface ID (RO) */
98 LPRPCPROXYBUFFER proxy; /* interface proxy (RO) */
99 DWORD refs; /* imported (public) references (CS parent->cs) */
102 /* imported object / proxy manager */
105 const IMultiQIVtbl *lpVtbl;
106 struct apartment *parent; /* owning apartment (RO) */
107 struct list entry; /* entry in apartment (CS parent->cs) */
108 LPRPCCHANNELBUFFER chan; /* channel to object (CS cs) */
109 OXID oxid; /* object exported ID (RO) */
110 OID oid; /* object ID (RO) */
111 struct list interfaces; /* imported interfaces (CS cs) */
112 DWORD refs; /* proxy reference count (LOCK) */
113 CRITICAL_SECTION cs; /* thread safety for this object and children */
114 ULONG sorflags; /* STDOBJREF flags (RO) */
115 IRemUnknown *remunk; /* proxy to IRemUnknown used for lifecycle management (CS cs) */
118 /* this needs to become a COM object that implements IRemUnknown */
123 DWORD refs; /* refcount of the apartment (LOCK) */
124 DWORD model; /* threading model (RO) */
125 DWORD tid; /* thread id (RO) */
126 HANDLE thread; /* thread handle (RO) */
127 OXID oxid; /* object exporter ID (RO) */
128 DWORD ipidc; /* interface pointer ID counter, starts at 1 (LOCK) */
129 HWND win; /* message window (RO) */
130 CRITICAL_SECTION cs; /* thread safety */
131 LPMESSAGEFILTER filter; /* message filter (CS cs) */
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) */
137 /* FIXME: OID's should be given out by RPCSS */
138 OID oidc; /* object ID counter, starts at 1, zero is invalid OID (CS cs) */
141 /* this is what is stored in TEB->ReservedForOle */
144 struct apartment *apt;
145 IErrorInfo *errorinfo; /* see errorinfo.c */
146 IUnknown *state; /* see CoSetState */
147 DWORD inits; /* number of times CoInitializeEx called */
151 /* Global Interface Table Functions */
153 extern void* StdGlobalInterfaceTable_Construct(void);
154 extern void StdGlobalInterfaceTable_Destroy(void* self);
155 extern HRESULT StdGlobalInterfaceTable_GetFactory(LPVOID *ppv);
156 extern void* StdGlobalInterfaceTableInstance;
158 /* FIXME: these shouldn't be needed, except for 16-bit functions */
159 extern HRESULT WINE_StringFromCLSID(const CLSID *id,LPSTR idstr);
160 HRESULT WINAPI __CLSIDFromStringA(LPCSTR idstr, CLSID *id);
162 HRESULT MARSHAL_Disconnect_Proxies(APARTMENT *apt);
163 HRESULT MARSHAL_GetStandardMarshalCF(LPVOID *ppv);
167 ULONG stub_manager_int_addref(struct stub_manager *This);
168 ULONG stub_manager_int_release(struct stub_manager *This);
169 struct stub_manager *new_stub_manager(APARTMENT *apt, IUnknown *object, MSHLFLAGS mshlflags);
170 ULONG stub_manager_ext_addref(struct stub_manager *m, ULONG refs);
171 ULONG stub_manager_ext_release(struct stub_manager *m, ULONG refs);
172 struct ifstub *stub_manager_new_ifstub(struct stub_manager *m, IRpcStubBuffer *sb, IUnknown *iptr, REFIID iid);
173 struct stub_manager *get_stub_manager(APARTMENT *apt, OID oid);
174 struct stub_manager *get_stub_manager_from_object(APARTMENT *apt, void *object);
175 void apartment_disconnect_object(APARTMENT *apt, void *object);
176 BOOL stub_manager_notify_unmarshal(struct stub_manager *m);
177 BOOL stub_manager_is_table_marshaled(struct stub_manager *m);
178 void stub_manager_release_marshal_data(struct stub_manager *m, ULONG refs);
179 HRESULT register_ifstub(APARTMENT *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *obj, MSHLFLAGS mshlflags);
180 HRESULT ipid_to_stub_manager(const IPID *ipid, APARTMENT **stub_apt, struct stub_manager **stubmgr_ret);
181 IRpcStubBuffer *ipid_to_apt_and_stubbuffer(const IPID *ipid, APARTMENT **stub_apt);
182 HRESULT start_apartment_remote_unknown(void);
186 void RPC_StartRemoting(struct apartment *apt);
187 HRESULT RPC_CreateClientChannel(const OXID *oxid, const IPID *ipid, IRpcChannelBuffer **pipebuf);
188 HRESULT RPC_ExecuteCall(RPCOLEMESSAGE *msg, IRpcStubBuffer *stub);
189 HRESULT RPC_RegisterInterface(REFIID riid);
190 void RPC_UnregisterInterface(REFIID riid);
191 void RPC_StartLocalServer(REFCLSID clsid, IStream *stream);
192 HRESULT RPC_GetLocalClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv);
194 /* This function initialize the Running Object Table */
195 HRESULT WINAPI RunningObjectTableImpl_Initialize(void);
197 /* This function uninitialize the Running Object Table */
198 HRESULT WINAPI RunningObjectTableImpl_UnInitialize(void);
200 /* This function decomposes a String path to a String Table containing all the elements ("\" or "subDirectory" or "Directory" or "FileName") of the path */
201 int WINAPI FileMonikerImpl_DecomposePath(LPCOLESTR str, LPOLESTR** stringTable);
204 /* Apartment Functions */
206 APARTMENT *COM_ApartmentFromOXID(OXID oxid, BOOL ref);
207 APARTMENT *COM_ApartmentFromTID(DWORD tid);
208 DWORD COM_ApartmentAddRef(struct apartment *apt);
209 DWORD COM_ApartmentRelease(struct apartment *apt);
211 /* messages used by the apartment window (not compatible with native) */
212 #define DM_EXECUTERPC (WM_USER + 0) /* WPARAM = (RPCOLEMESSAGE *), LPARAM = (IRpcStubBuffer *) */
215 * Per-thread values are stored in the TEB on offset 0xF80,
216 * see http://www.microsoft.com/msj/1099/bugslayer/bugslayer1099.htm
219 /* will create if necessary */
220 static inline struct oletls *COM_CurrentInfo(void)
222 if (!NtCurrentTeb()->ReservedForOle)
223 NtCurrentTeb()->ReservedForOle = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct oletls));
225 return NtCurrentTeb()->ReservedForOle;
228 static inline APARTMENT* COM_CurrentApt(void)
230 return COM_CurrentInfo()->apt;
233 #define ICOM_THIS_MULTI(impl,field,iface) impl* const This=(impl*)((char*)(iface) - offsetof(impl,field))
235 #endif /* __WINE_OLE_COMPOBJ_H */