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 static void init_psfactory( CStdPSFactoryBuffer *psfac, const ProxyFileInfo **file_list )
 150 {
 151     DWORD i, j, k;
 152
 153     psfac->lpVtbl = &CStdPSFactory_Vtbl;
 154     psfac->RefCount = 0;
 155     psfac->pProxyFileList = file_list;
 156     for (i = 0; file_list[i]; i++)
 157     {
 158         const PCInterfaceProxyVtblList *proxies = file_list[i]->pProxyVtblList;
 159         const PCInterfaceStubVtblList *stubs = file_list[i]->pStubVtblList;
 160
 161         for (j = 0; j < file_list[i]->TableSize; j++)
 162         {
 163             /* FIXME: i think that different vtables should be copied for
 164              * async interfaces */
 165             void * const *pSrcRpcStubVtbl = (void * const *)&CStdStubBuffer_Vtbl;
 166             void **pRpcStubVtbl = (void **)&stubs[j]->Vtbl;
 167
 168             if (file_list[i]->pDelegatedIIDs && file_list[i]->pDelegatedIIDs[j])
 169             {
 170                 void **vtbl = proxies[j]->Vtbl;
 171                 if (file_list[i]->TableVersion > 1) vtbl++;
 172                 fill_delegated_proxy_table( (IUnknownVtbl *)vtbl, stubs[j]->header.DispatchTableCount );
 173                 pSrcRpcStubVtbl = (void * const *)&CStdStubBuffer_Delegating_Vtbl;
 174             }
 175
 176             for (k = 0; k < sizeof(IRpcStubBufferVtbl)/sizeof(void *); k++)
 177                 if (!pRpcStubVtbl[k]) pRpcStubVtbl[k] = pSrcRpcStubVtbl[k];
 178         }
 179     }
 180 }
 181
 182
 183 /***********************************************************************
 184  *           NdrDllGetClassObject [RPCRT4.@]
 185  */
 186 HRESULT WINAPI NdrDllGetClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv,
 187                                    const ProxyFileInfo **pProxyFileList,
 188                                    const CLSID *pclsid,
 189                                    CStdPSFactoryBuffer *pPSFactoryBuffer)
 190 {
 191   TRACE("(%s, %s, %p, %p, %s, %p)\n", debugstr_guid(rclsid),
 192     debugstr_guid(iid), ppv, pProxyFileList, debugstr_guid(pclsid),
 193     pPSFactoryBuffer);
 194
 195   *ppv = NULL;
 196   if (!pPSFactoryBuffer->lpVtbl) init_psfactory( pPSFactoryBuffer, pProxyFileList );
 197
 198   if (pclsid && IsEqualGUID(rclsid, pclsid))
 199     return IPSFactoryBuffer_QueryInterface((LPPSFACTORYBUFFER)pPSFactoryBuffer, iid, ppv);
 200   else {
 201     const ProxyFileInfo *info;
 202     int index;
 203     /* otherwise, the dll may be using the iid as the clsid, so
 204      * search for it in the proxy file list */
 205     if (FindProxyInfo(pProxyFileList, rclsid, &info, &index))
 206       return IPSFactoryBuffer_QueryInterface((LPPSFACTORYBUFFER)pPSFactoryBuffer, iid, ppv);
 207
 208     WARN("class %s not available\n", debugstr_guid(rclsid));
 209     return CLASS_E_CLASSNOTAVAILABLE;
 210   }
 211 }
 212
 213 /***********************************************************************
 214  *           NdrDllCanUnloadNow [RPCRT4.@]
 215  */
 216 HRESULT WINAPI NdrDllCanUnloadNow(CStdPSFactoryBuffer *pPSFactoryBuffer)
 217 {
 218   return pPSFactoryBuffer->RefCount != 0 ? S_FALSE : S_OK;
 219 }
 220
 221
 222 /***********************************************************************
 223  *           NdrDllRegisterProxy [RPCRT4.@]
 224  */
 225 HRESULT WINAPI NdrDllRegisterProxy(HMODULE hDll,
 226                                   const ProxyFileInfo **pProxyFileList,
 227                                   const CLSID *pclsid)
 228 {
 229   static const WCHAR bothW[] = {'B','o','t','h',0};
 230   static const WCHAR clsidW[] = {'C','L','S','I','D','\\',0};
 231   static const WCHAR clsid32W[] = {'P','r','o','x','y','S','t','u','b','C','l','s','i','d','3','2',0};
 232   static const WCHAR interfaceW[] = {'I','n','t','e','r','f','a','c','e','\\',0};
 233   static const WCHAR psfactoryW[] = {'P','S','F','a','c','t','o','r','y','B','u','f','f','e','r',0};
 234   static const WCHAR numformatW[] = {'%','u',0};
 235   static const WCHAR nummethodsW[] = {'N','u','m','M','e','t','h','o','d','s',0};
 236   static const WCHAR inprocserverW[] = {'I','n','P','r','o','c','S','e','r','v','e','r','3','2',0};
 237   static const WCHAR threadingmodelW[] = {'T','h','r','e','a','d','i','n','g','M','o','d','e','l',0};
 238   WCHAR clsid[39], keyname[50], module[MAX_PATH];
 239   HKEY key, subkey;
 240   DWORD len;
 241
 242   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 243
 244   if (!hDll) return E_HANDLE;
 245   if (!*pProxyFileList) return E_NOINTERFACE;
 246
 247   if (pclsid)
 248       format_clsid( clsid, pclsid );
 249   else if ((*pProxyFileList)->TableSize > 0)
 250       format_clsid( clsid,(*pProxyFileList)->pStubVtblList[0]->header.piid);
 251   else
 252       return E_NOINTERFACE;
 253
 254   /* register interfaces to point to clsid */
 255   while (*pProxyFileList) {
 256     unsigned u;
 257     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 258       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 259       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 260
 261       TRACE("registering %s %s => %s\n",
 262             debugstr_a(name), debugstr_guid(proxy->header.piid), debugstr_w(clsid));
 263
 264       strcpyW( keyname, interfaceW );
 265       format_clsid( keyname + strlenW(keyname), proxy->header.piid );
 266       if (RegCreateKeyW(HKEY_CLASSES_ROOT, keyname, &key) == ERROR_SUCCESS) {
 267         WCHAR num[10];
 268         if (name)
 269           RegSetValueExA(key, NULL, 0, REG_SZ, (const BYTE *)name, strlen(name)+1);
 270         RegSetValueW( key, clsid32W, REG_SZ, clsid, 0 );
 271         sprintfW(num, numformatW, proxy->header.DispatchTableCount);
 272         RegSetValueW( key, nummethodsW, REG_SZ, num, 0 );
 273         RegCloseKey(key);
 274       }
 275     }
 276     pProxyFileList++;
 277   }
 278
 279   /* register clsid to point to module */
 280   strcpyW( keyname, clsidW );
 281   strcatW( keyname, clsid );
 282   len = GetModuleFileNameW(hDll, module, sizeof(module)/sizeof(WCHAR));
 283   if (len && len < sizeof(module)) {
 284       TRACE("registering CLSID %s => %s\n", debugstr_w(clsid), debugstr_w(module));
 285       if (RegCreateKeyW(HKEY_CLASSES_ROOT, keyname, &key) == ERROR_SUCCESS) {
 286           RegSetValueExW(key, NULL, 0, REG_SZ, (const BYTE *)psfactoryW, sizeof(psfactoryW));
 287           if (RegCreateKeyW(key, inprocserverW, &subkey) == ERROR_SUCCESS) {
 288               RegSetValueExW(subkey, NULL, 0, REG_SZ, (LPBYTE)module, (strlenW(module)+1)*sizeof(WCHAR));
 289               RegSetValueExW(subkey, threadingmodelW, 0, REG_SZ, (const BYTE *)bothW, sizeof(bothW));
 290               RegCloseKey(subkey);
 291           }
 292           RegCloseKey(key);
 293       }
 294   }
 295
 296   return S_OK;
 297 }
 298
 299 /***********************************************************************
 300  *           NdrDllUnregisterProxy [RPCRT4.@]
 301  */
 302 HRESULT WINAPI NdrDllUnregisterProxy(HMODULE hDll,
 303                                     const ProxyFileInfo **pProxyFileList,
 304                                     const CLSID *pclsid)
 305 {
 306   static const WCHAR clsidW[] = {'C','L','S','I','D','\\',0};
 307   static const WCHAR interfaceW[] = {'I','n','t','e','r','f','a','c','e','\\',0};
 308   WCHAR keyname[50];
 309   WCHAR clsid[39];
 310
 311   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 312   if (pclsid)
 313       format_clsid( clsid, pclsid );
 314   else if ((*pProxyFileList)->TableSize > 0)
 315       format_clsid( clsid,(*pProxyFileList)->pStubVtblList[0]->header.piid);
 316   else
 317       return E_NOINTERFACE;
 318
 319   /* unregister interfaces */
 320   while (*pProxyFileList) {
 321     unsigned u;
 322     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 323       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 324       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 325
 326       TRACE("unregistering %s %s\n", debugstr_a(name), debugstr_guid(proxy->header.piid));
 327
 328       strcpyW( keyname, interfaceW );
 329       format_clsid( keyname + strlenW(keyname), proxy->header.piid );
 330       RegDeleteTreeW(HKEY_CLASSES_ROOT, keyname);
 331     }
 332     pProxyFileList++;
 333   }
 334
 335   /* unregister clsid */
 336   strcpyW( keyname, clsidW );
 337   strcatW( keyname, clsid );
 338   RegDeleteTreeW(HKEY_CLASSES_ROOT, keyname);
 339
 340   return S_OK;
 341 }