dlls/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 "config.h"
  22 #include "wine/port.h"
  23
  24 #include <stdarg.h>
  25 #include <stdio.h>
  26 #include <string.h>
  27
  28 #define COBJMACROS
  29
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "winerror.h"
  33 #include "winreg.h"
  34
  35 #include "objbase.h"
  36
  37 #include "rpcproxy.h"
  38
  39 #include "wine/unicode.h"
  40 #include "wine/debug.h"
  41
  42 #include "cpsf.h"
  43
  44 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  45
  46 static void format_clsid( WCHAR *buffer, const CLSID *clsid )
  47 {
  48     static const WCHAR clsid_formatW[] = {'{','%','0','8','X','-','%','0','4','X','-','%','0','4','X','-',
  49                                     '%','0','2','X','%','0','2','X','-','%','0','2','X','%','0','2','X',
  50                                     '%','0','2','X','%','0','2','X','%','0','2','X','%','0','2','X','}',0};
  51
  52     sprintfW( buffer, clsid_formatW, clsid->Data1, clsid->Data2, clsid->Data3,
  53               clsid->Data4[0], clsid->Data4[1], clsid->Data4[2], clsid->Data4[3],
  54               clsid->Data4[4], clsid->Data4[5], clsid->Data4[6], clsid->Data4[7] );
  55
  56 }
  57
  58 static BOOL FindProxyInfo(const ProxyFileInfo **pProxyFileList, REFIID riid, const ProxyFileInfo **pProxyInfo, int *pIndex)
  59 {
  60   while (*pProxyFileList) {
  61     if ((*pProxyFileList)->pIIDLookupRtn(riid, pIndex)) {
  62       *pProxyInfo = *pProxyFileList;
  63       TRACE("found: ProxyInfo %p Index %d\n", *pProxyInfo, *pIndex);
  64       return TRUE;
  65     }
  66     pProxyFileList++;
  67   }
  68   TRACE("not found\n");
  69   return FALSE;
  70 }
  71
  72 static HRESULT WINAPI CStdPSFactory_QueryInterface(LPPSFACTORYBUFFER iface,
  73                                                   REFIID riid,
  74                                                   LPVOID *obj)
  75 {
  76   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
  77   TRACE("(%p)->QueryInterface(%s,%p)\n",iface,debugstr_guid(riid),obj);
  78   if (IsEqualGUID(&IID_IUnknown,riid) ||
  79       IsEqualGUID(&IID_IPSFactoryBuffer,riid)) {
  80     *obj = This;
  81     InterlockedIncrement( &This->RefCount );
  82     return S_OK;
  83   }
  84   return E_NOINTERFACE;
  85 }
  86
  87 static ULONG WINAPI CStdPSFactory_AddRef(LPPSFACTORYBUFFER iface)
  88 {
  89   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
  90   TRACE("(%p)->AddRef()\n",iface);
  91   return InterlockedIncrement( &This->RefCount );
  92 }
  93
  94 static ULONG WINAPI CStdPSFactory_Release(LPPSFACTORYBUFFER iface)
  95 {
  96   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
  97   TRACE("(%p)->Release()\n",iface);
  98   return InterlockedDecrement( &This->RefCount );
  99 }
 100
 101 static HRESULT WINAPI CStdPSFactory_CreateProxy(LPPSFACTORYBUFFER iface,
 102                                                LPUNKNOWN pUnkOuter,
 103                                                REFIID riid,
 104                                                LPRPCPROXYBUFFER *ppProxy,
 105                                                LPVOID *ppv)
 106 {
 107   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
 108   const ProxyFileInfo *ProxyInfo;
 109   int Index;
 110   TRACE("(%p)->CreateProxy(%p,%s,%p,%p)\n",iface,pUnkOuter,
 111        debugstr_guid(riid),ppProxy,ppv);
 112   if (!FindProxyInfo(This->pProxyFileList,riid,&ProxyInfo,&Index))
 113     return E_NOINTERFACE;
 114   return StdProxy_Construct(riid, pUnkOuter, ProxyInfo, Index, iface, ppProxy, ppv);
 115 }
 116
 117 static HRESULT WINAPI CStdPSFactory_CreateStub(LPPSFACTORYBUFFER iface,
 118                                               REFIID riid,
 119                                               LPUNKNOWN pUnkServer,
 120                                               LPRPCSTUBBUFFER *ppStub)
 121 {
 122   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
 123   const ProxyFileInfo *ProxyInfo;
 124   int Index;
 125   TRACE("(%p)->CreateStub(%s,%p,%p)\n",iface,debugstr_guid(riid),
 126        pUnkServer,ppStub);
 127   if (!FindProxyInfo(This->pProxyFileList,riid,&ProxyInfo,&Index))
 128     return E_NOINTERFACE;
 129
 130   if(ProxyInfo->pDelegatedIIDs && ProxyInfo->pDelegatedIIDs[Index])
 131     return  CStdStubBuffer_Delegating_Construct(riid, pUnkServer, ProxyInfo->pNamesArray[Index],
 132                                                 ProxyInfo->pStubVtblList[Index], ProxyInfo->pDelegatedIIDs[Index],
 133                                                 iface, ppStub);
 134
 135   return CStdStubBuffer_Construct(riid, pUnkServer, ProxyInfo->pNamesArray[Index],
 136                                   ProxyInfo->pStubVtblList[Index], iface, ppStub);
 137 }
 138
 139 static const IPSFactoryBufferVtbl CStdPSFactory_Vtbl =
 140 {
 141   CStdPSFactory_QueryInterface,
 142   CStdPSFactory_AddRef,
 143   CStdPSFactory_Release,
 144   CStdPSFactory_CreateProxy,
 145   CStdPSFactory_CreateStub
 146 };
 147
 148 /***********************************************************************
 149  *           NdrDllGetClassObject [RPCRT4.@]
 150  */
 151 HRESULT WINAPI NdrDllGetClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv,
 152                                    const ProxyFileInfo **pProxyFileList,
 153                                    const CLSID *pclsid,
 154                                    CStdPSFactoryBuffer *pPSFactoryBuffer)
 155 {
 156   TRACE("(%s, %s, %p, %p, %s, %p)\n", debugstr_guid(rclsid),
 157     debugstr_guid(iid), ppv, pProxyFileList, debugstr_guid(pclsid),
 158     pPSFactoryBuffer);
 159
 160   *ppv = NULL;
 161   if (!pPSFactoryBuffer->lpVtbl) {
 162     const ProxyFileInfo **pProxyFileList2;
 163     DWORD max_delegating_vtbl_size = 0;
 164     pPSFactoryBuffer->lpVtbl = &CStdPSFactory_Vtbl;
 165     pPSFactoryBuffer->RefCount = 0;
 166     pPSFactoryBuffer->pProxyFileList = pProxyFileList;
 167     for (pProxyFileList2 = pProxyFileList; *pProxyFileList2; pProxyFileList2++) {
 168       int i;
 169       for (i = 0; i < (*pProxyFileList2)->TableSize; i++) {
 170         /* FIXME: i think that different vtables should be copied for
 171          * async interfaces */
 172         void * const *pSrcRpcStubVtbl = (void * const *)&CStdStubBuffer_Vtbl;
 173         void **pRpcStubVtbl = (void **)&(*pProxyFileList2)->pStubVtblList[i]->Vtbl;
 174         unsigned int j;
 175
 176         if ((*pProxyFileList2)->pDelegatedIIDs && (*pProxyFileList2)->pDelegatedIIDs[i]) {
 177           pSrcRpcStubVtbl = (void * const *)&CStdStubBuffer_Delegating_Vtbl;
 178           if ((*pProxyFileList2)->pStubVtblList[i]->header.DispatchTableCount > max_delegating_vtbl_size)
 179             max_delegating_vtbl_size = (*pProxyFileList2)->pStubVtblList[i]->header.DispatchTableCount;
 180         }
 181
 182         for (j = 0; j < sizeof(IRpcStubBufferVtbl)/sizeof(void *); j++)
 183           if (!pRpcStubVtbl[j])
 184             pRpcStubVtbl[j] = pSrcRpcStubVtbl[j];
 185       }
 186     }
 187     if(max_delegating_vtbl_size > 0)
 188       create_delegating_vtbl(max_delegating_vtbl_size);
 189   }
 190   if (pclsid && IsEqualGUID(rclsid, pclsid))
 191     return IPSFactoryBuffer_QueryInterface((LPPSFACTORYBUFFER)pPSFactoryBuffer, iid, ppv);
 192   else {
 193     const ProxyFileInfo *info;
 194     int index;
 195     /* otherwise, the dll may be using the iid as the clsid, so
 196      * search for it in the proxy file list */
 197     if (FindProxyInfo(pProxyFileList, rclsid, &info, &index))
 198       return IPSFactoryBuffer_QueryInterface((LPPSFACTORYBUFFER)pPSFactoryBuffer, iid, ppv);
 199
 200     WARN("class %s not available\n", debugstr_guid(rclsid));
 201     return CLASS_E_CLASSNOTAVAILABLE;
 202   }
 203 }
 204
 205 /***********************************************************************
 206  *           NdrDllCanUnloadNow [RPCRT4.@]
 207  */
 208 HRESULT WINAPI NdrDllCanUnloadNow(CStdPSFactoryBuffer *pPSFactoryBuffer)
 209 {
 210   return !(pPSFactoryBuffer->RefCount);
 211 }
 212
 213
 214 /***********************************************************************
 215  *           NdrDllRegisterProxy [RPCRT4.@]
 216  */
 217 HRESULT WINAPI NdrDllRegisterProxy(HMODULE hDll,
 218                                   const ProxyFileInfo **pProxyFileList,
 219                                   const CLSID *pclsid)
 220 {
 221   static const WCHAR bothW[] = {'B','o','t','h',0};
 222   static const WCHAR clsidW[] = {'C','L','S','I','D','\\',0};
 223   static const WCHAR clsid32W[] = {'P','r','o','x','y','S','t','u','b','C','l','s','i','d','3','2',0};
 224   static const WCHAR interfaceW[] = {'I','n','t','e','r','f','a','c','e','\\',0};
 225   static const WCHAR psfactoryW[] = {'P','S','F','a','c','t','o','r','y','B','u','f','f','e','r',0};
 226   static const WCHAR numformatW[] = {'%','u',0};
 227   static const WCHAR nummethodsW[] = {'N','u','m','M','e','t','h','o','d','s',0};
 228   static const WCHAR inprocserverW[] = {'I','n','P','r','o','c','S','e','r','v','e','r','3','2',0};
 229   static const WCHAR threadingmodelW[] = {'T','h','r','e','a','d','i','n','g','M','o','d','e','l',0};
 230   WCHAR clsid[39], keyname[50], module[MAX_PATH];
 231   HKEY key, subkey;
 232   DWORD len;
 233
 234   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 235   format_clsid( clsid, pclsid );
 236
 237   /* register interfaces to point to clsid */
 238   while (*pProxyFileList) {
 239     unsigned u;
 240     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 241       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 242       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 243
 244       TRACE("registering %s %s => %s\n",
 245             debugstr_a(name), debugstr_guid(proxy->header.piid), debugstr_w(clsid));
 246
 247       strcpyW( keyname, interfaceW );
 248       format_clsid( keyname + strlenW(keyname), proxy->header.piid );
 249       if (RegCreateKeyW(HKEY_CLASSES_ROOT, keyname, &key) == ERROR_SUCCESS) {
 250         WCHAR num[10];
 251         if (name)
 252           RegSetValueExA(key, NULL, 0, REG_SZ, (const BYTE *)name, strlen(name)+1);
 253         RegSetValueW( key, clsid32W, REG_SZ, clsid, 0 );
 254         sprintfW(num, numformatW, proxy->header.DispatchTableCount);
 255         RegSetValueW( key, nummethodsW, REG_SZ, num, 0 );
 256         RegCloseKey(key);
 257       }
 258     }
 259     pProxyFileList++;
 260   }
 261
 262   /* register clsid to point to module */
 263   strcpyW( keyname, clsidW );
 264   strcatW( keyname, clsid );
 265   len = GetModuleFileNameW(hDll, module, sizeof(module)/sizeof(WCHAR));
 266   if (len && len < sizeof(module)) {
 267       TRACE("registering CLSID %s => %s\n", debugstr_w(clsid), debugstr_w(module));
 268       if (RegCreateKeyW(HKEY_CLASSES_ROOT, keyname, &key) == ERROR_SUCCESS) {
 269           RegSetValueExW(key, NULL, 0, REG_SZ, (const BYTE *)psfactoryW, sizeof(psfactoryW));
 270           if (RegCreateKeyW(key, inprocserverW, &subkey) == ERROR_SUCCESS) {
 271               RegSetValueExW(subkey, NULL, 0, REG_SZ, (LPBYTE)module, (strlenW(module)+1)*sizeof(WCHAR));
 272               RegSetValueExW(subkey, threadingmodelW, 0, REG_SZ, (const BYTE *)bothW, sizeof(bothW));
 273               RegCloseKey(subkey);
 274           }
 275           RegCloseKey(key);
 276       }
 277   }
 278
 279   return S_OK;
 280 }
 281
 282 /***********************************************************************
 283  *           NdrDllUnregisterProxy [RPCRT4.@]
 284  */
 285 HRESULT WINAPI NdrDllUnregisterProxy(HMODULE hDll,
 286                                     const ProxyFileInfo **pProxyFileList,
 287                                     const CLSID *pclsid)
 288 {
 289   static const WCHAR clsidW[] = {'C','L','S','I','D','\\',0};
 290   static const WCHAR interfaceW[] = {'I','n','t','e','r','f','a','c','e','\\',0};
 291   WCHAR keyname[50];
 292
 293   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 294
 295   /* unregister interfaces */
 296   while (*pProxyFileList) {
 297     unsigned u;
 298     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 299       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 300       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 301
 302       TRACE("unregistering %s %s\n", debugstr_a(name), debugstr_guid(proxy->header.piid));
 303
 304       strcpyW( keyname, interfaceW );
 305       format_clsid( keyname + strlenW(keyname), proxy->header.piid );
 306       RegDeleteTreeW(HKEY_CLASSES_ROOT, keyname);
 307     }
 308     pProxyFileList++;
 309   }
 310
 311   /* unregister clsid */
 312   strcpyW( keyname, clsidW );
 313   format_clsid( keyname + strlenW(keyname), pclsid );
 314   RegDeleteTreeW(HKEY_CLASSES_ROOT, keyname);
 315
 316   return S_OK;
 317 }