dll/win32/rpcrt4/cpsf.c

   1 /*
   2  * COM proxy/stub factory (CStdPSFactory) implementation
   3  *
   4  * Copyright 2001 Ove Kåven, TransGaming Technologies
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "precomp.h"
  22
  23 #include <winreg.h>
  24
  25 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  26
  27 static void format_clsid( WCHAR *buffer, const CLSID *clsid )
  28 {
  29     static const WCHAR clsid_formatW[] = {'{','%','0','8','X','-','%','0','4','X','-','%','0','4','X','-',
  30                                     '%','0','2','X','%','0','2','X','-','%','0','2','X','%','0','2','X',
  31                                     '%','0','2','X','%','0','2','X','%','0','2','X','%','0','2','X','}',0};
  32
  33     sprintfW( buffer, clsid_formatW, clsid->Data1, clsid->Data2, clsid->Data3,
  34               clsid->Data4[0], clsid->Data4[1], clsid->Data4[2], clsid->Data4[3],
  35               clsid->Data4[4], clsid->Data4[5], clsid->Data4[6], clsid->Data4[7] );
  36
  37 }
  38
  39 static BOOL FindProxyInfo(const ProxyFileInfo **pProxyFileList, REFIID riid, const ProxyFileInfo **pProxyInfo, int *pIndex)
  40 {
  41   while (*pProxyFileList) {
  42     if ((*pProxyFileList)->pIIDLookupRtn(riid, pIndex)) {
  43       *pProxyInfo = *pProxyFileList;
  44       TRACE("found: ProxyInfo %p Index %d\n", *pProxyInfo, *pIndex);
  45       return TRUE;
  46     }
  47     pProxyFileList++;
  48   }
  49   TRACE("not found\n");
  50   return FALSE;
  51 }
  52
  53 static HRESULT WINAPI CStdPSFactory_QueryInterface(LPPSFACTORYBUFFER iface,
  54                                                   REFIID riid,
  55                                                   LPVOID *obj)
  56 {
  57   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
  58   TRACE("(%p)->QueryInterface(%s,%p)\n",iface,debugstr_guid(riid),obj);
  59   if (IsEqualGUID(&IID_IUnknown,riid) ||
  60       IsEqualGUID(&IID_IPSFactoryBuffer,riid)) {
  61     *obj = This;
  62     InterlockedIncrement( &This->RefCount );
  63     return S_OK;
  64   }
  65   return E_NOINTERFACE;
  66 }
  67
  68 static ULONG WINAPI CStdPSFactory_AddRef(LPPSFACTORYBUFFER iface)
  69 {
  70   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
  71   TRACE("(%p)->AddRef()\n",iface);
  72   return InterlockedIncrement( &This->RefCount );
  73 }
  74
  75 static ULONG WINAPI CStdPSFactory_Release(LPPSFACTORYBUFFER iface)
  76 {
  77   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
  78   TRACE("(%p)->Release()\n",iface);
  79   return InterlockedDecrement( &This->RefCount );
  80 }
  81
  82 static HRESULT WINAPI CStdPSFactory_CreateProxy(LPPSFACTORYBUFFER iface,
  83                                                LPUNKNOWN pUnkOuter,
  84                                                REFIID riid,
  85                                                LPRPCPROXYBUFFER *ppProxy,
  86                                                LPVOID *ppv)
  87 {
  88   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
  89   const ProxyFileInfo *ProxyInfo;
  90   int Index;
  91   TRACE("(%p)->CreateProxy(%p,%s,%p,%p)\n",iface,pUnkOuter,
  92        debugstr_guid(riid),ppProxy,ppv);
  93   if (!FindProxyInfo(This->pProxyFileList,riid,&ProxyInfo,&Index))
  94     return E_NOINTERFACE;
  95   return StdProxy_Construct(riid, pUnkOuter, ProxyInfo, Index, iface, ppProxy, ppv);
  96 }
  97
  98 static HRESULT WINAPI CStdPSFactory_CreateStub(LPPSFACTORYBUFFER iface,
  99                                               REFIID riid,
 100                                               LPUNKNOWN pUnkServer,
 101                                               LPRPCSTUBBUFFER *ppStub)
 102 {
 103   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
 104   const ProxyFileInfo *ProxyInfo;
 105   int Index;
 106   TRACE("(%p)->CreateStub(%s,%p,%p)\n",iface,debugstr_guid(riid),
 107        pUnkServer,ppStub);
 108   if (!FindProxyInfo(This->pProxyFileList,riid,&ProxyInfo,&Index))
 109     return E_NOINTERFACE;
 110
 111   if(ProxyInfo->pDelegatedIIDs && ProxyInfo->pDelegatedIIDs[Index])
 112     return  CStdStubBuffer_Delegating_Construct(riid, pUnkServer, ProxyInfo->pNamesArray[Index],
 113                                                 ProxyInfo->pStubVtblList[Index], ProxyInfo->pDelegatedIIDs[Index],
 114                                                 iface, ppStub);
 115
 116   return CStdStubBuffer_Construct(riid, pUnkServer, ProxyInfo->pNamesArray[Index],
 117                                   ProxyInfo->pStubVtblList[Index], iface, ppStub);
 118 }
 119
 120 static const IPSFactoryBufferVtbl CStdPSFactory_Vtbl =
 121 {
 122   CStdPSFactory_QueryInterface,
 123   CStdPSFactory_AddRef,
 124   CStdPSFactory_Release,
 125   CStdPSFactory_CreateProxy,
 126   CStdPSFactory_CreateStub
 127 };
 128
 129
 130 static void init_psfactory( CStdPSFactoryBuffer *psfac, const ProxyFileInfo **file_list )
 131 {
 132     DWORD i, j, k;
 133
 134     psfac->lpVtbl = &CStdPSFactory_Vtbl;
 135     psfac->RefCount = 0;
 136     psfac->pProxyFileList = file_list;
 137     for (i = 0; file_list[i]; i++)
 138     {
 139         const PCInterfaceProxyVtblList *proxies = file_list[i]->pProxyVtblList;
 140         const PCInterfaceStubVtblList *stubs = file_list[i]->pStubVtblList;
 141
 142         for (j = 0; j < file_list[i]->TableSize; j++)
 143         {
 144             /* FIXME: i think that different vtables should be copied for
 145              * async interfaces */
 146             void * const *pSrcRpcStubVtbl = (void * const *)&CStdStubBuffer_Vtbl;
 147             void **pRpcStubVtbl = (void **)&stubs[j]->Vtbl;
 148
 149             if (file_list[i]->pDelegatedIIDs && file_list[i]->pDelegatedIIDs[j])
 150             {
 151                 void **vtbl = proxies[j]->Vtbl;
 152                 if (file_list[i]->TableVersion > 1) vtbl++;
 153                 fill_delegated_proxy_table( (IUnknownVtbl *)vtbl, stubs[j]->header.DispatchTableCount );
 154                 pSrcRpcStubVtbl = (void * const *)&CStdStubBuffer_Delegating_Vtbl;
 155             }
 156
 157             for (k = 0; k < sizeof(IRpcStubBufferVtbl)/sizeof(void *); k++)
 158                 if (!pRpcStubVtbl[k]) pRpcStubVtbl[k] = pSrcRpcStubVtbl[k];
 159         }
 160     }
 161 }
 162
 163
 164 /***********************************************************************
 165  *           NdrDllGetClassObject [RPCRT4.@]
 166  */
 167 HRESULT WINAPI NdrDllGetClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv,
 168                                    const ProxyFileInfo **pProxyFileList,
 169                                    const CLSID *pclsid,
 170                                    CStdPSFactoryBuffer *pPSFactoryBuffer)
 171 {
 172   TRACE("(%s, %s, %p, %p, %s, %p)\n", debugstr_guid(rclsid),
 173     debugstr_guid(iid), ppv, pProxyFileList, debugstr_guid(pclsid),
 174     pPSFactoryBuffer);
 175
 176   *ppv = NULL;
 177   if (!pPSFactoryBuffer->lpVtbl) init_psfactory( pPSFactoryBuffer, pProxyFileList );
 178
 179   if (pclsid && IsEqualGUID(rclsid, pclsid))
 180     return IPSFactoryBuffer_QueryInterface((LPPSFACTORYBUFFER)pPSFactoryBuffer, iid, ppv);
 181   else {
 182     const ProxyFileInfo *info;
 183     int index;
 184     /* otherwise, the dll may be using the iid as the clsid, so
 185      * search for it in the proxy file list */
 186     if (FindProxyInfo(pProxyFileList, rclsid, &info, &index))
 187       return IPSFactoryBuffer_QueryInterface((LPPSFACTORYBUFFER)pPSFactoryBuffer, iid, ppv);
 188
 189     WARN("class %s not available\n", debugstr_guid(rclsid));
 190     return CLASS_E_CLASSNOTAVAILABLE;
 191   }
 192 }
 193
 194 /***********************************************************************
 195  *           NdrDllCanUnloadNow [RPCRT4.@]
 196  */
 197 HRESULT WINAPI NdrDllCanUnloadNow(CStdPSFactoryBuffer *pPSFactoryBuffer)
 198 {
 199   return pPSFactoryBuffer->RefCount != 0 ? S_FALSE : S_OK;
 200 }
 201
 202
 203 /***********************************************************************
 204  *           NdrDllRegisterProxy [RPCRT4.@]
 205  */
 206 HRESULT WINAPI NdrDllRegisterProxy(HMODULE hDll,
 207                                   const ProxyFileInfo **pProxyFileList,
 208                                   const CLSID *pclsid)
 209 {
 210   static const WCHAR bothW[] = {'B','o','t','h',0};
 211   static const WCHAR clsidW[] = {'C','L','S','I','D','\\',0};
 212   static const WCHAR clsid32W[] = {'P','r','o','x','y','S','t','u','b','C','l','s','i','d','3','2',0};
 213   static const WCHAR interfaceW[] = {'I','n','t','e','r','f','a','c','e','\\',0};
 214   static const WCHAR psfactoryW[] = {'P','S','F','a','c','t','o','r','y','B','u','f','f','e','r',0};
 215   static const WCHAR numformatW[] = {'%','u',0};
 216   static const WCHAR nummethodsW[] = {'N','u','m','M','e','t','h','o','d','s',0};
 217   static const WCHAR inprocserverW[] = {'I','n','P','r','o','c','S','e','r','v','e','r','3','2',0};
 218   static const WCHAR threadingmodelW[] = {'T','h','r','e','a','d','i','n','g','M','o','d','e','l',0};
 219   WCHAR clsid[39], keyname[50], module[MAX_PATH];
 220   HKEY key, subkey;
 221   DWORD len;
 222
 223   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 224
 225   if (!hDll) return E_HANDLE;
 226   if (!*pProxyFileList) return E_NOINTERFACE;
 227
 228   if (pclsid)
 229       format_clsid( clsid, pclsid );
 230   else if ((*pProxyFileList)->TableSize > 0)
 231       format_clsid( clsid,(*pProxyFileList)->pStubVtblList[0]->header.piid);
 232   else
 233       return E_NOINTERFACE;
 234
 235   /* register interfaces to point to clsid */
 236   while (*pProxyFileList) {
 237     unsigned u;
 238     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 239       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 240       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 241
 242       TRACE("registering %s %s => %s\n",
 243             debugstr_a(name), debugstr_guid(proxy->header.piid), debugstr_w(clsid));
 244
 245       strcpyW( keyname, interfaceW );
 246       format_clsid( keyname + strlenW(keyname), proxy->header.piid );
 247       if (RegCreateKeyW(HKEY_CLASSES_ROOT, keyname, &key) == ERROR_SUCCESS) {
 248         WCHAR num[10];
 249         if (name)
 250           RegSetValueExA(key, NULL, 0, REG_SZ, (const BYTE *)name, strlen(name)+1);
 251         RegSetValueW( key, clsid32W, REG_SZ, clsid, 0 );
 252         sprintfW(num, numformatW, proxy->header.DispatchTableCount);
 253         RegSetValueW( key, nummethodsW, REG_SZ, num, 0 );
 254         RegCloseKey(key);
 255       }
 256     }
 257     pProxyFileList++;
 258   }
 259
 260   /* register clsid to point to module */
 261   strcpyW( keyname, clsidW );
 262   strcatW( keyname, clsid );
 263   len = GetModuleFileNameW(hDll, module, sizeof(module)/sizeof(WCHAR));
 264   if (len && len < sizeof(module)) {
 265       TRACE("registering CLSID %s => %s\n", debugstr_w(clsid), debugstr_w(module));
 266       if (RegCreateKeyW(HKEY_CLASSES_ROOT, keyname, &key) == ERROR_SUCCESS) {
 267           RegSetValueExW(key, NULL, 0, REG_SZ, (const BYTE *)psfactoryW, sizeof(psfactoryW));
 268           if (RegCreateKeyW(key, inprocserverW, &subkey) == ERROR_SUCCESS) {
 269               RegSetValueExW(subkey, NULL, 0, REG_SZ, (LPBYTE)module, (strlenW(module)+1)*sizeof(WCHAR));
 270               RegSetValueExW(subkey, threadingmodelW, 0, REG_SZ, (const BYTE *)bothW, sizeof(bothW));
 271               RegCloseKey(subkey);
 272           }
 273           RegCloseKey(key);
 274       }
 275   }
 276
 277   return S_OK;
 278 }
 279
 280 /***********************************************************************
 281  *           NdrDllUnregisterProxy [RPCRT4.@]
 282  */
 283 HRESULT WINAPI NdrDllUnregisterProxy(HMODULE hDll,
 284                                     const ProxyFileInfo **pProxyFileList,
 285                                     const CLSID *pclsid)
 286 {
 287   static const WCHAR clsidW[] = {'C','L','S','I','D','\\',0};
 288   static const WCHAR interfaceW[] = {'I','n','t','e','r','f','a','c','e','\\',0};
 289   WCHAR keyname[50];
 290   WCHAR clsid[39];
 291
 292   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 293   if (pclsid)
 294       format_clsid( clsid, pclsid );
 295   else if ((*pProxyFileList)->TableSize > 0)
 296       format_clsid( clsid,(*pProxyFileList)->pStubVtblList[0]->header.piid);
 297   else
 298       return E_NOINTERFACE;
 299
 300   /* unregister interfaces */
 301   while (*pProxyFileList) {
 302     unsigned u;
 303     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 304       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 305       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 306
 307       TRACE("unregistering %s %s\n", debugstr_a(name), debugstr_guid(proxy->header.piid));
 308
 309       strcpyW( keyname, interfaceW );
 310       format_clsid( keyname + strlenW(keyname), proxy->header.piid );
 311       RegDeleteTreeW(HKEY_CLASSES_ROOT, keyname);
 312     }
 313     pProxyFileList++;
 314   }
 315
 316   /* unregister clsid */
 317   strcpyW( keyname, clsidW );
 318   strcatW( keyname, clsid );
 319   RegDeleteTreeW(HKEY_CLASSES_ROOT, keyname);
 320
 321   return S_OK;
 322 }