include/rpcproxy.h

   1 /*
   2  * Copyright (C) 2001 Ove Kaaven
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #ifndef __RPCPROXY_H_VERSION__
  20 /* FIXME: Find an appropriate version number.  I guess something is better than nothing */
  21 #define __RPCPROXY_H_VERSION__ ( 399 )
  22 #endif
  23
  24 #ifndef __WINE_RPCPROXY_H
  25 #define __WINE_RPCPROXY_H
  26
  27 #define __midl_proxy
  28
  29 #include <basetsd.h>
  30 #ifndef GUID_DEFINED
  31 #include <guiddef.h>
  32 #endif
  33 #include <rpc.h>
  34 #include <rpcndr.h>
  35
  36 #ifdef __cplusplus
  37 extern "C" {
  38 #endif
  39
  40 typedef struct tagCInterfaceStubVtbl *PCInterfaceStubVtblList;
  41 typedef struct tagCInterfaceProxyVtbl *PCInterfaceProxyVtblList;
  42 typedef const char *PCInterfaceName;
  43 typedef int __stdcall IIDLookupRtn( const IID *pIID, int *pIndex );
  44 typedef IIDLookupRtn *PIIDLookup;
  45
  46 typedef struct tagProxyFileInfo
  47 {
  48   const PCInterfaceProxyVtblList *pProxyVtblList;
  49   const PCInterfaceStubVtblList *pStubVtblList;
  50   const PCInterfaceName *pNamesArray;
  51   const IID **pDelegatedIIDs;
  52   const PIIDLookup pIIDLookupRtn;
  53   unsigned short TableSize;
  54   unsigned short TableVersion;
  55   const IID **pAsyncIIDLookup;
  56   LONG_PTR Filler2;
  57   LONG_PTR Filler3;
  58   LONG_PTR Filler4;
  59 } ProxyFileInfo;
  60
  61 typedef ProxyFileInfo ExtendedProxyFileInfo;
  62
  63 typedef struct tagCInterfaceProxyHeader
  64 {
  65 #ifdef USE_STUBLESS_PROXY
  66   const void *pStublessProxyInfo;
  67 #endif
  68   const IID *piid;
  69 } CInterfaceProxyHeader;
  70
  71 #define CINTERFACE_PROXY_VTABLE(n) \
  72   struct \
  73   { \
  74     CInterfaceProxyHeader header; \
  75     void *Vtbl[n]; \
  76   }
  77
  78 typedef struct tagCInterfaceProxyVtbl
  79 {
  80   CInterfaceProxyHeader header;
  81 #if defined(__GNUC__)
  82   void *Vtbl[0];
  83 #else
  84   void *Vtbl[1];
  85 #endif
  86 } CInterfaceProxyVtbl;
  87
  88 typedef void (__RPC_STUB *PRPC_STUB_FUNCTION)(
  89   IRpcStubBuffer *This,
  90   IRpcChannelBuffer *_pRpcChannelBuffer,
  91   PRPC_MESSAGE _pRpcMessage,
  92   DWORD *pdwStubPhase);
  93
  94 typedef struct tagCInterfaceStubHeader
  95 {
  96   const IID *piid;
  97   const MIDL_SERVER_INFO *pServerInfo;
  98   ULONG DispatchTableCount;
  99   const PRPC_STUB_FUNCTION *pDispatchTable;
 100 } CInterfaceStubHeader;
 101
 102 typedef struct tagCInterfaceStubVtbl
 103 {
 104   CInterfaceStubHeader header;
 105   IRpcStubBufferVtbl Vtbl;
 106 } CInterfaceStubVtbl;
 107
 108 typedef struct tagCStdStubBuffer
 109 {
 110   const IRpcStubBufferVtbl *lpVtbl;
 111   LONG RefCount;
 112   struct IUnknown *pvServerObject;
 113   const struct ICallFactoryVtbl *pCallFactoryVtbl;
 114   const IID *pAsyncIID;
 115   struct IPSFactoryBuffer *pPSFactory;
 116 } CStdStubBuffer;
 117
 118 typedef struct tagCStdPSFactoryBuffer
 119 {
 120   const IPSFactoryBufferVtbl *lpVtbl;
 121   LONG RefCount;
 122   const ProxyFileInfo **pProxyFileList;
 123   LONG Filler1;
 124 } CStdPSFactoryBuffer;
 125
 126 #define STUB_FORWARDING_FUNCTION NdrStubForwardingFunction
 127
 128 ULONG STDMETHODCALLTYPE CStdStubBuffer2_Release(IRpcStubBuffer *This);
 129 ULONG STDMETHODCALLTYPE NdrCStdStubBuffer2_Release(IRpcStubBuffer *This, IPSFactoryBuffer *pPSF);
 130
 131 #define CStdStubBuffer_DELEGATING_METHODS 0, 0, CStdStubBuffer2_Release, 0, 0, 0, 0, 0, 0, 0
 132
 133
 134 HRESULT WINAPI
 135   CStdStubBuffer_QueryInterface( IRpcStubBuffer *This, REFIID riid, void **ppvObject );
 136 ULONG WINAPI
 137   CStdStubBuffer_AddRef( IRpcStubBuffer *This );
 138 ULONG WINAPI
 139   CStdStubBuffer_Release( IRpcStubBuffer *This );
 140 ULONG WINAPI
 141   NdrCStdStubBuffer_Release( IRpcStubBuffer *This, IPSFactoryBuffer *pPSF );
 142 HRESULT WINAPI
 143   CStdStubBuffer_Connect( IRpcStubBuffer *This, IUnknown *pUnkServer );
 144 void WINAPI
 145   CStdStubBuffer_Disconnect( IRpcStubBuffer *This );
 146 HRESULT WINAPI
 147   CStdStubBuffer_Invoke( IRpcStubBuffer *This, RPCOLEMESSAGE *pRpcMsg, IRpcChannelBuffer *pRpcChannelBuffer );
 148 IRpcStubBuffer * WINAPI
 149   CStdStubBuffer_IsIIDSupported( IRpcStubBuffer *This, REFIID riid );
 150 ULONG WINAPI
 151   CStdStubBuffer_CountRefs( IRpcStubBuffer *This );
 152 HRESULT WINAPI
 153   CStdStubBuffer_DebugServerQueryInterface( IRpcStubBuffer *This, void **ppv );
 154 void WINAPI
 155   CStdStubBuffer_DebugServerRelease( IRpcStubBuffer *This, void *pv );
 156
 157 #define CStdStubBuffer_METHODS \
 158   CStdStubBuffer_QueryInterface, \
 159   CStdStubBuffer_AddRef, \
 160   CStdStubBuffer_Release, \
 161   CStdStubBuffer_Connect, \
 162   CStdStubBuffer_Disconnect, \
 163   CStdStubBuffer_Invoke, \
 164   CStdStubBuffer_IsIIDSupported, \
 165   CStdStubBuffer_CountRefs, \
 166   CStdStubBuffer_DebugServerQueryInterface, \
 167   CStdStubBuffer_DebugServerRelease
 168
 169 RPCRTAPI void RPC_ENTRY
 170   NdrProxyInitialize( void *This, PRPC_MESSAGE pRpcMsg, PMIDL_STUB_MESSAGE pStubMsg,
 171                       PMIDL_STUB_DESC pStubDescriptor, unsigned int ProcNum );
 172 RPCRTAPI void RPC_ENTRY
 173   NdrProxyGetBuffer( void *This, PMIDL_STUB_MESSAGE pStubMsg );
 174 RPCRTAPI void RPC_ENTRY
 175   NdrProxySendReceive( void *This, PMIDL_STUB_MESSAGE pStubMsg );
 176 RPCRTAPI void RPC_ENTRY
 177   NdrProxyFreeBuffer( void *This, PMIDL_STUB_MESSAGE pStubMsg );
 178 RPCRTAPI HRESULT RPC_ENTRY
 179   NdrProxyErrorHandler( DWORD dwExceptionCode );
 180
 181 RPCRTAPI void RPC_ENTRY
 182   NdrStubInitialize( PRPC_MESSAGE pRpcMsg, PMIDL_STUB_MESSAGE pStubMsg,
 183                      PMIDL_STUB_DESC pStubDescriptor, IRpcChannelBuffer *pRpcChannelBuffer );
 184 RPCRTAPI void RPC_ENTRY
 185   NdrStubInitializePartial( PRPC_MESSAGE pRpcMsg, PMIDL_STUB_MESSAGE pStubMsg,
 186                             PMIDL_STUB_DESC pStubDescriptor, IRpcChannelBuffer *pRpcChannelBuffer,
 187                             ULONG RequestedBufferSize );
 188 void __RPC_STUB NdrStubForwardingFunction( IRpcStubBuffer *This, IRpcChannelBuffer *pChannel,
 189                                            PRPC_MESSAGE pMsg, DWORD *pdwStubPhase );
 190 RPCRTAPI void RPC_ENTRY
 191   NdrStubGetBuffer( IRpcStubBuffer *This, IRpcChannelBuffer *pRpcChannelBuffer, PMIDL_STUB_MESSAGE pStubMsg );
 192 RPCRTAPI HRESULT RPC_ENTRY
 193   NdrStubErrorHandler( DWORD dwExceptionCode );
 194
 195 RPCRTAPI HRESULT RPC_ENTRY
 196   NdrDllGetClassObject( REFCLSID rclsid, REFIID riid, void **ppv, const ProxyFileInfo **pProxyFileList,
 197                         const CLSID *pclsid, CStdPSFactoryBuffer *pPSFactoryBuffer );
 198 RPCRTAPI HRESULT RPC_ENTRY
 199   NdrDllCanUnloadNow( CStdPSFactoryBuffer *pPSFactoryBuffer );
 200
 201 RPCRTAPI HRESULT RPC_ENTRY
 202   NdrDllRegisterProxy( HMODULE hDll, const ProxyFileInfo **pProxyFileList, const CLSID *pclsid );
 203 RPCRTAPI HRESULT RPC_ENTRY
 204   NdrDllUnregisterProxy( HMODULE hDll, const ProxyFileInfo **pProxyFileList, const CLSID *pclsid );
 205
 206 #define CSTDSTUBBUFFERRELEASE(pFactory) \
 207 ULONG WINAPI CStdStubBuffer_Release(IRpcStubBuffer *This) \
 208   { return NdrCStdStubBuffer_Release(This, (IPSFactoryBuffer *)pFactory); }
 209
 210 #ifdef PROXY_DELEGATION
 211 #define CSTDSTUBBUFFER2RELEASE(pFactory) \
 212 ULONG WINAPI CStdStubBuffer2_Release(IRpcStubBuffer *This) \
 213   { return NdrCStdStubBuffer2_Release(This, (IPSFactoryBuffer *)pFactory); }
 214 #else
 215 #define CSTDSTUBBUFFER2RELEASE(pFactory)
 216 #endif
 217
 218 #define IID_GENERIC_CHECK_IID(name,pIID,index) memcmp(pIID, name##_ProxyVtblList[index]->header.piid, sizeof(IID))
 219
 220 /*
 221  * In these macros, BS stands for Binary Search. MIDL uses these to
 222  * "unroll" a binary search into the module's IID_Lookup function.
 223  * However, I haven't bothered to reimplement that stuff yet;
 224  * I've just implemented a linear search for now.
 225  */
 226 #define IID_BS_LOOKUP_SETUP \
 227   int c;
 228 #define IID_BS_LOOKUP_INITIAL_TEST(name, sz, split)
 229 #define IID_BS_LOOKUP_NEXT_TEST(name, split)
 230 #define IID_BS_LOOKUP_RETURN_RESULT(name, sz, index) \
 231   for (c=0; c<sz; c++) if (!name##_CHECK_IID(c)) { (index)=c; return 1; } \
 232   return 0;
 233
 234 /* macros used in dlldata.c files */
 235 #define EXTERN_PROXY_FILE(proxy) \
 236     EXTERN_C const ProxyFileInfo proxy##_ProxyFileInfo;
 237
 238 #define PROXYFILE_LIST_START \
 239     const ProxyFileInfo *aProxyFileList[] = \
 240     {
 241
 242 #define REFERENCE_PROXY_FILE(proxy) \
 243         & proxy##_ProxyFileInfo
 244
 245 #define PROXYFILE_LIST_END \
 246         NULL \
 247     };
 248
 249
 250 /* define PROXY_CLSID to use an existing CLSID */
 251 /* define PROXY_CLSID_IS to specify the CLSID data of the PSFactoryBuffer */
 252 /* define neither to use the GUID of the first interface */
 253 #ifdef PROXY_CLSID
 254 # define CLSID_PSFACTORYBUFFER extern CLSID PROXY_CLSID;
 255 #else
 256 # ifdef PROXY_CLSID_IS
 257 #  define CLSID_PSFACTORYBUFFER const CLSID CLSID_PSFactoryBuffer = \
 258     PROXY_CLSID_IS;
 259 #  define PROXY_CLSID CLSID_PSFactoryBuffer
 260 # else
 261 #  define CLSID_PSFACTORYBUFFER
 262 # endif
 263 #endif
 264
 265 #ifndef PROXY_CLSID
 266 # define GET_DLL_CLSID (aProxyFileList[0]->pStubVtblList[0] ? \
 267     aProxyFileList[0]->pStubVtblList[0]->header.piid : NULL)
 268 #else
 269 # define GET_DLL_CLSID &PROXY_CLSID
 270 #endif
 271
 272 #ifdef ENTRY_PREFIX
 273 # define __rpc_macro_expand2(a, b) a##b
 274 # define __rpc_macro_expand(a, b) __rpc_macro_expand2(a, b)
 275 # define DLLREGISTERSERVER_ENTRY __rpc_macro_expand(ENTRY_PREFIX, DllRegisterServer)
 276 # define DLLUNREGISTERSERVER_ENTRY __rpc_macro_expand(ENTRY_PREFIX, DllUnregisterServer)
 277 # define DLLMAIN_ENTRY __rpc_macro_expand(ENTRY_PREFIX, DllMain)
 278 # define DLLGETCLASSOBJECT_ENTRY __rpc_macro_expand(ENTRY_PREFIX, DllGetClassObject)
 279 # define DLLCANUNLOADNOW_ENTRY __rpc_macro_expand(ENTRY_PREFIX, DllCanUnloadNow)
 280 #else
 281 # define DLLREGISTERSERVER_ENTRY DllRegisterServer
 282 # define DLLUNREGISTERSERVER_ENTRY DllUnregisterServer
 283 # define DLLMAIN_ENTRY DllMain
 284 # define DLLGETCLASSOBJECT_ENTRY DllGetClassObject
 285 # define DLLCANUNLOADNOW_ENTRY DllCanUnloadNow
 286 #endif
 287
 288 #define DLLDATA_GETPROXYDLLINFO(pfl, rclsid) \
 289     void RPC_ENTRY GetProxyDllInfo(const ProxyFileInfo ***ppProxyFileInfo, \
 290                                    const CLSID **ppClsid) \
 291     { \
 292         *ppProxyFileInfo = (pfl); \
 293         *ppClsid = (rclsid); \
 294     }
 295
 296 #define DLLGETCLASSOBJECTROUTINE(pfl, factory_clsid, factory) \
 297     HRESULT WINAPI DLLGETCLASSOBJECT_ENTRY(REFCLSID rclsid, REFIID riid, \
 298                                            void **ppv) \
 299     { \
 300         return NdrDllGetClassObject(rclsid, riid, ppv, (pfl), \
 301                                     (factory_clsid), factory); \
 302     }
 303
 304 #define DLLCANUNLOADNOW(factory) \
 305     HRESULT WINAPI DLLCANUNLOADNOW_ENTRY(void) \
 306     { \
 307         return NdrDllCanUnloadNow((factory)); \
 308     }
 309
 310 #define REGISTER_PROXY_DLL_ROUTINES(pfl, factory_clsid) \
 311     HINSTANCE hProxyDll = NULL; \
 312     \
 313     BOOL WINAPI DLLMAIN_ENTRY(HINSTANCE hinstDLL, DWORD fdwReason, \
 314                               LPVOID lpvReserved) \
 315     { \
 316         if (fdwReason == DLL_PROCESS_ATTACH) \
 317         { \
 318             DisableThreadLibraryCalls(hinstDLL); \
 319             hProxyDll = hinstDLL; \
 320         } \
 321         return TRUE; \
 322     } \
 323     \
 324     HRESULT WINAPI DLLREGISTERSERVER_ENTRY(void) \
 325     { \
 326         return NdrDllRegisterProxy(hProxyDll, (pfl), (factory_clsid)); \
 327     } \
 328     \
 329     HRESULT WINAPI DLLUNREGISTERSERVER_ENTRY(void) \
 330     { \
 331         return NdrDllUnregisterProxy(hProxyDll, (pfl), (factory_clsid)); \
 332     }
 333
 334 #ifdef REGISTER_PROXY_DLL
 335 # define DLLREGISTRY_ROUTINES(pfl, factory_clsid) \
 336     REGISTER_PROXY_DLL_ROUTINES(pfl, factory_clsid)
 337 #else
 338 # define DLLREGISTRY_ROUTINES(pfl, factory_clsid)
 339 #endif
 340
 341 #define DLLDATA_ROUTINES(pfl, factory_clsid) \
 342     CLSID_PSFACTORYBUFFER \
 343     CStdPSFactoryBuffer gPFactory = { NULL, 0, NULL, 0 }; \
 344     DLLDATA_GETPROXYDLLINFO(pfl, factory_clsid) \
 345     DLLGETCLASSOBJECTROUTINE(pfl, factory_clsid, &gPFactory) \
 346     DLLCANUNLOADNOW(&gPFactory) \
 347     CSTDSTUBBUFFERRELEASE(&gPFactory) \
 348     CSTDSTUBBUFFER2RELEASE(&gPFactory) \
 349     DLLREGISTRY_ROUTINES(pfl, factory_clsid)
 350
 351 #if 0
 352
 353 /* see http://www.microsoft.com/msj/0199/com/com0199.aspx */
 354
 355 RPCRTAPI HRESULT RPC_ENTRY
 356   CreateProxyFromTypeInfo( LPTYPEINFO pTypeInfo, LPUNKNOWN pUnkOuter, REFIID riid,
 357                            LPRPCPROXYBUFFER *ppProxy, LPVOID *ppv );
 358 RPCRTAPI HRESULT RPC_ENTRY
 359   CreateStubFromTypeInfo( LPTYPEINFO pTypeInfo, REFIID riid, LPUNKNOWN pUnkServer,
 360                           LPRPCSTUBBUFFER *ppStub );
 361
 362 #endif
 363
 364 #ifdef __cplusplus
 365 }
 366 #endif
 367
 368 #endif /*__WINE_RPCDCE_H */