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Sweden-Number/dlls/ole32/compobj_private.h

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/*
* Copyright 1995 Martin von Loewis
* Copyright 1998 Justin Bradford
* Copyright 1999 Francis Beaudet
* Copyright 1999 Sylvain St-Germain
* Copyright 2002 Marcus Meissner
* Copyright 2003 Ove Kåven, TransGaming Technologies
* Copyright 2004 Mike Hearn, Rob Shearman, CodeWeavers Inc
*
* 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
*/
#ifndef __WINE_OLE_COMPOBJ_H
#define __WINE_OLE_COMPOBJ_H
/* All private prototype functions used by OLE will be added to this header file */
#include <stdarg.h>
#include "wine/list.h"
#include "wine/heap.h"
#include "windef.h"
#include "winbase.h"
#include "wtypes.h"
#include "dcom.h"
#include "winreg.h"
#include "winternl.h"
struct apartment;
typedef struct apartment APARTMENT;
typedef struct LocalServer LocalServer;
DEFINE_OLEGUID( CLSID_DfMarshal, 0x0000030b, 0, 0 );
/* signal to stub manager that this is a rem unknown object */
#define MSHLFLAGSP_REMUNKNOWN 0x80000000
/* Thread-safety Annotation Legend:
*
* RO - The value is read only. It never changes after creation, so no
* locking is required.
* LOCK - The value is written to only using Interlocked* functions.
* CS - The value is read or written to inside a critical section.
* The identifier following "CS" is the specific critical section that
* must be used.
* MUTEX - The value is read or written to with a mutex held.
* The identifier following "MUTEX" is the specific mutex that
* must be used.
*/
typedef enum ifstub_state
{
STUBSTATE_NORMAL_MARSHALED,
STUBSTATE_NORMAL_UNMARSHALED,
STUBSTATE_TABLE_WEAK_MARSHALED,
STUBSTATE_TABLE_WEAK_UNMARSHALED,
STUBSTATE_TABLE_STRONG,
} STUB_STATE;
/* an interface stub */
struct ifstub
{
struct list entry; /* entry in stub_manager->ifstubs list (CS stub_manager->lock) */
IRpcStubBuffer *stubbuffer; /* RO */
IID iid; /* RO */
IPID ipid; /* RO */
IUnknown *iface; /* RO */
MSHLFLAGS flags; /* so we can enforce process-local marshalling rules (RO) */
IRpcChannelBuffer*chan; /* channel passed to IRpcStubBuffer::Invoke (RO) */
};
/* stub managers hold refs on the object and each interface stub */
struct stub_manager
{
struct list entry; /* entry in apartment stubmgr list (CS apt->cs) */
struct list ifstubs; /* list of active ifstubs for the object (CS lock) */
CRITICAL_SECTION lock;
APARTMENT *apt; /* owning apt (RO) */
ULONG extrefs; /* number of 'external' references (CS lock) */
ULONG refs; /* internal reference count (CS apt->cs) */
ULONG weakrefs; /* number of weak references (CS lock) */
OID oid; /* apartment-scoped unique identifier (RO) */
IUnknown *object; /* the object we are managing the stub for (RO) */
ULONG next_ipid; /* currently unused (LOCK) */
OXID_INFO oxid_info; /* string binding, ipid of rem unknown and other information (RO) */
IExternalConnection *extern_conn;
/* We need to keep a count of the outstanding marshals, so we can enforce the
* marshalling rules (ie, you can only unmarshal normal marshals once). Note
* that these counts do NOT include unmarshalled interfaces, once a stream is
* unmarshalled and a proxy set up, this count is decremented.
*/
ULONG norm_refs; /* refcount of normal marshals (CS lock) */
BOOL disconnected; /* CoDisconnectObject has been called (CS lock) */
};
/* imported interface proxy */
struct ifproxy
{
struct list entry; /* entry in proxy_manager list (CS parent->cs) */
struct proxy_manager *parent; /* owning proxy_manager (RO) */
LPVOID iface; /* interface pointer (RO) */
STDOBJREF stdobjref; /* marshal data that represents this object (RO) */
IID iid; /* interface ID (RO) */
LPRPCPROXYBUFFER proxy; /* interface proxy (RO) */
ULONG refs; /* imported (public) references (LOCK) */
IRpcChannelBuffer *chan; /* channel to object (CS parent->cs) */
};
struct apartment
{
struct list entry;
LONG refs; /* refcount of the apartment (LOCK) */
BOOL multi_threaded; /* multi-threaded or single-threaded apartment? (RO) */
DWORD tid; /* thread id (RO) */
OXID oxid; /* object exporter ID (RO) */
LONG ipidc; /* interface pointer ID counter, starts at 1 (LOCK) */
CRITICAL_SECTION cs; /* thread safety */
struct list proxies; /* imported objects (CS cs) */
struct list stubmgrs; /* stub managers for exported objects (CS cs) */
BOOL remunk_exported; /* has the IRemUnknown interface for this apartment been created yet? (CS cs) */
LONG remoting_started; /* has the RPC system been started for this apartment? (LOCK) */
struct list loaded_dlls; /* list of dlls loaded by this apartment (CS cs) */
DWORD host_apt_tid; /* thread ID of apartment hosting objects of differing threading model (CS cs) */
HWND host_apt_hwnd; /* handle to apartment window of host apartment (CS cs) */
LocalServer *local_server; /* A marshallable object exposing local servers (CS cs) */
BOOL being_destroyed; /* is currently being destroyed */
/* FIXME: OIDs should be given out by RPCSS */
OID oidc; /* object ID counter, starts at 1, zero is invalid OID (CS cs) */
/* STA-only fields */
HWND win; /* message window (LOCK) */
LPMESSAGEFILTER filter; /* message filter (CS cs) */
BOOL main; /* is this a main-threaded-apartment? (RO) */
};
struct init_spy
{
struct list entry;
IInitializeSpy *spy;
unsigned int id;
};
/* this is what is stored in TEB->ReservedForOle */
struct oletls
{
struct apartment *apt;
IErrorInfo *errorinfo; /* see errorinfo.c */
IUnknown *state; /* see CoSetState */
DWORD apt_mask; /* apartment mask (+0Ch on x86) */
void *unknown0;
DWORD inits; /* number of times CoInitializeEx called */
DWORD ole_inits; /* number of times OleInitialize called */
GUID causality_id; /* unique identifier for each COM call */
LONG pending_call_count_client; /* number of client calls pending */
LONG pending_call_count_server; /* number of server calls pending */
DWORD unknown;
IObjContext *context_token; /* (+38h on x86) */
IUnknown *call_state; /* current call context (+3Ch on x86) */
DWORD unknown2[46];
IUnknown *cancel_object; /* cancel object set by CoSetCancelObject (+F8h on x86) */
struct list spies; /* Spies installed with CoRegisterInitializeSpy */
DWORD spies_lock;
};
/* Global Interface Table Functions */
extern IGlobalInterfaceTable *get_std_git(void) DECLSPEC_HIDDEN;
extern void release_std_git(void) DECLSPEC_HIDDEN;
extern HRESULT StdGlobalInterfaceTable_GetFactory(LPVOID *ppv) DECLSPEC_HIDDEN;
HRESULT COM_OpenKeyForCLSID(REFCLSID clsid, LPCWSTR keyname, REGSAM access, HKEY *key) DECLSPEC_HIDDEN;
HRESULT COM_OpenKeyForAppIdFromCLSID(REFCLSID clsid, REGSAM access, HKEY *subkey) DECLSPEC_HIDDEN;
HRESULT MARSHAL_GetStandardMarshalCF(LPVOID *ppv) DECLSPEC_HIDDEN;
HRESULT FTMarshalCF_Create(REFIID riid, LPVOID *ppv) DECLSPEC_HIDDEN;
/* Stub Manager */
ULONG stub_manager_int_release(struct stub_manager *This) DECLSPEC_HIDDEN;
ULONG stub_manager_ext_addref(struct stub_manager *m, ULONG refs, BOOL tableweak) DECLSPEC_HIDDEN;
ULONG stub_manager_ext_release(struct stub_manager *m, ULONG refs, BOOL tableweak, BOOL last_unlock_releases) DECLSPEC_HIDDEN;
struct ifstub *stub_manager_new_ifstub(struct stub_manager *m, IRpcStubBuffer *sb, REFIID iid,
DWORD dest_context, void *dest_context_data, MSHLFLAGS flags) DECLSPEC_HIDDEN;
struct ifstub *stub_manager_find_ifstub(struct stub_manager *m, REFIID iid, MSHLFLAGS flags) DECLSPEC_HIDDEN;
struct stub_manager *get_stub_manager(APARTMENT *apt, OID oid) DECLSPEC_HIDDEN;
struct stub_manager *get_stub_manager_from_object(APARTMENT *apt, IUnknown *object, BOOL alloc) DECLSPEC_HIDDEN;
BOOL stub_manager_notify_unmarshal(struct stub_manager *m, const IPID *ipid) DECLSPEC_HIDDEN;
BOOL stub_manager_is_table_marshaled(struct stub_manager *m, const IPID *ipid) DECLSPEC_HIDDEN;
void stub_manager_release_marshal_data(struct stub_manager *m, ULONG refs, const IPID *ipid, BOOL tableweak) DECLSPEC_HIDDEN;
void stub_manager_disconnect(struct stub_manager *m) DECLSPEC_HIDDEN;
HRESULT ipid_get_dispatch_params(const IPID *ipid, APARTMENT **stub_apt, struct stub_manager **manager, IRpcStubBuffer **stub,
IRpcChannelBuffer **chan, IID *iid, IUnknown **iface) DECLSPEC_HIDDEN;
HRESULT start_apartment_remote_unknown(APARTMENT *apt) DECLSPEC_HIDDEN;
HRESULT marshal_object(APARTMENT *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *obj, DWORD dest_context, void *dest_context_data, MSHLFLAGS mshlflags) DECLSPEC_HIDDEN;
/* RPC Backend */
struct dispatch_params;
void RPC_StartRemoting(struct apartment *apt) DECLSPEC_HIDDEN;
HRESULT RPC_CreateClientChannel(const OXID *oxid, const IPID *ipid,
const OXID_INFO *oxid_info, const IID *iid,
DWORD dest_context, void *dest_context_data,
IRpcChannelBuffer **chan, APARTMENT *apt) DECLSPEC_HIDDEN;
HRESULT RPC_CreateServerChannel(DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan) DECLSPEC_HIDDEN;
void RPC_ExecuteCall(struct dispatch_params *params) DECLSPEC_HIDDEN;
HRESULT RPC_RegisterInterface(REFIID riid) DECLSPEC_HIDDEN;
void RPC_UnregisterInterface(REFIID riid, BOOL wait) DECLSPEC_HIDDEN;
HRESULT RPC_StartLocalServer(REFCLSID clsid, IStream *stream, BOOL multi_use, void **registration) DECLSPEC_HIDDEN;
void RPC_StopLocalServer(void *registration) DECLSPEC_HIDDEN;
HRESULT RPC_GetLocalClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv) DECLSPEC_HIDDEN;
HRESULT RPC_RegisterChannelHook(REFGUID rguid, IChannelHook *hook) DECLSPEC_HIDDEN;
void RPC_UnregisterAllChannelHooks(void) DECLSPEC_HIDDEN;
HRESULT RPC_ResolveOxid(OXID oxid, OXID_INFO *oxid_info) DECLSPEC_HIDDEN;
/* This function initialize the Running Object Table */
HRESULT WINAPI RunningObjectTableImpl_Initialize(void) DECLSPEC_HIDDEN;
/* This function uninitialize the Running Object Table */
HRESULT WINAPI RunningObjectTableImpl_UnInitialize(void) DECLSPEC_HIDDEN;
/* Drag and drop */
void OLEDD_UnInitialize(void) DECLSPEC_HIDDEN;
/* Apartment Functions */
APARTMENT *apartment_findfromoxid(OXID oxid, BOOL ref) DECLSPEC_HIDDEN;
APARTMENT *apartment_findfromtid(DWORD tid) DECLSPEC_HIDDEN;
DWORD apartment_release(struct apartment *apt) DECLSPEC_HIDDEN;
HRESULT apartment_disconnectproxies(struct apartment *apt) DECLSPEC_HIDDEN;
static inline HRESULT apartment_getoxid(const struct apartment *apt, OXID *oxid)
{
*oxid = apt->oxid;
return S_OK;
}
HRESULT apartment_createwindowifneeded(struct apartment *apt) DECLSPEC_HIDDEN;
HWND apartment_getwindow(const struct apartment *apt) DECLSPEC_HIDDEN;
HRESULT enter_apartment(struct oletls *info, DWORD model) DECLSPEC_HIDDEN;
void leave_apartment(struct oletls *info) DECLSPEC_HIDDEN;
APARTMENT *apartment_get_current_or_mta(void) DECLSPEC_HIDDEN;
/* DCOM messages used by the apartment window (not compatible with native) */
#define DM_EXECUTERPC (WM_USER + 0) /* WPARAM = 0, LPARAM = (struct dispatch_params *) */
#define DM_HOSTOBJECT (WM_USER + 1) /* WPARAM = 0, LPARAM = (struct host_object_params *) */
/*
* Per-thread values are stored in the TEB on offset 0xF80
*/
/* will create if necessary */
static inline struct oletls *COM_CurrentInfo(void)
{
if (!NtCurrentTeb()->ReservedForOle)
{
struct oletls *oletls = heap_alloc_zero(sizeof(*oletls));
if (oletls)
list_init(&oletls->spies);
NtCurrentTeb()->ReservedForOle = oletls;
}
return NtCurrentTeb()->ReservedForOle;
}
static inline APARTMENT* COM_CurrentApt(void)
{
return COM_CurrentInfo()->apt;
}
static inline GUID COM_CurrentCausalityId(void)
{
struct oletls *info = COM_CurrentInfo();
if (!info)
return GUID_NULL;
if (IsEqualGUID(&info->causality_id, &GUID_NULL))
CoCreateGuid(&info->causality_id);
return info->causality_id;
}
/* helpers for debugging */
# define DEBUG_SET_CRITSEC_NAME(cs, name) (cs)->DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": " name)
# define DEBUG_CLEAR_CRITSEC_NAME(cs) (cs)->DebugInfo->Spare[0] = 0
#define CHARS_IN_GUID 39 /* including NULL */
#define WINE_CLSCTX_DONT_HOST 0x80000000
/* from dlldata.c */
extern HINSTANCE hProxyDll DECLSPEC_HIDDEN;
extern HRESULT WINAPI OLE32_DllGetClassObject(REFCLSID rclsid, REFIID iid,LPVOID *ppv) DECLSPEC_HIDDEN;
extern HRESULT WINAPI OLE32_DllRegisterServer(void) DECLSPEC_HIDDEN;
extern HRESULT WINAPI OLE32_DllUnregisterServer(void) DECLSPEC_HIDDEN;
extern HRESULT Handler_DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv) DECLSPEC_HIDDEN;
extern HRESULT HandlerCF_Create(REFCLSID rclsid, REFIID riid, LPVOID *ppv) DECLSPEC_HIDDEN;
extern HRESULT WINAPI GlobalOptions_CreateInstance(IClassFactory *iface, IUnknown *pUnk,
REFIID riid, void **ppv) DECLSPEC_HIDDEN;
extern IClassFactory GlobalOptionsCF DECLSPEC_HIDDEN;
/* Exported non-interface Data Advise Holder functions */
HRESULT DataAdviseHolder_OnConnect(IDataAdviseHolder *iface, IDataObject *pDelegate) DECLSPEC_HIDDEN;
void DataAdviseHolder_OnDisconnect(IDataAdviseHolder *iface) DECLSPEC_HIDDEN;
extern UINT ownerlink_clipboard_format DECLSPEC_HIDDEN;
extern UINT filename_clipboard_format DECLSPEC_HIDDEN;
extern UINT filenameW_clipboard_format DECLSPEC_HIDDEN;
extern UINT dataobject_clipboard_format DECLSPEC_HIDDEN;
extern UINT embedded_object_clipboard_format DECLSPEC_HIDDEN;
extern UINT embed_source_clipboard_format DECLSPEC_HIDDEN;
extern UINT custom_link_source_clipboard_format DECLSPEC_HIDDEN;
extern UINT link_source_clipboard_format DECLSPEC_HIDDEN;
extern UINT object_descriptor_clipboard_format DECLSPEC_HIDDEN;
extern UINT link_source_descriptor_clipboard_format DECLSPEC_HIDDEN;
extern UINT ole_private_data_clipboard_format DECLSPEC_HIDDEN;
extern LSTATUS create_classes_key(HKEY, const WCHAR *, REGSAM, HKEY *) DECLSPEC_HIDDEN;
extern LSTATUS open_classes_key(HKEY, const WCHAR *, REGSAM, HKEY *) DECLSPEC_HIDDEN;
extern BOOL actctx_get_miscstatus(const CLSID*, DWORD, DWORD*) DECLSPEC_HIDDEN;
extern const char *debugstr_formatetc(const FORMATETC *formatetc) DECLSPEC_HIDDEN;
static inline HRESULT copy_formatetc(FORMATETC *dst, const FORMATETC *src)
{
*dst = *src;
if (src->ptd)
{
dst->ptd = CoTaskMemAlloc( src->ptd->tdSize );
if (!dst->ptd) return E_OUTOFMEMORY;
memcpy( dst->ptd, src->ptd, src->ptd->tdSize );
}
return S_OK;
}
extern HRESULT EnumSTATDATA_Construct(IUnknown *holder, ULONG index, DWORD array_len, STATDATA *data,
BOOL copy, IEnumSTATDATA **ppenum) DECLSPEC_HIDDEN;
#endif /* __WINE_OLE_COMPOBJ_H */
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