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/debug.h"
  40
  41 #include "cpsf.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  44
  45 static BOOL FindProxyInfo(const ProxyFileInfo **pProxyFileList, REFIID riid, const ProxyFileInfo **pProxyInfo, int *pIndex)
  46 {
  47   while (*pProxyFileList) {
  48     if ((*pProxyFileList)->pIIDLookupRtn(riid, pIndex)) {
  49       *pProxyInfo = *pProxyFileList;
  50       TRACE("found: ProxyInfo %p Index %d\n", *pProxyInfo, *pIndex);
  51       return TRUE;
  52     }
  53     pProxyFileList++;
  54   }
  55   TRACE("not found\n");
  56   return FALSE;
  57 }
  58
  59 static HRESULT WINAPI CStdPSFactory_QueryInterface(LPPSFACTORYBUFFER iface,
  60                                                   REFIID riid,
  61                                                   LPVOID *obj)
  62 {
  63   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
  64   TRACE("(%p)->QueryInterface(%s,%p)\n",iface,debugstr_guid(riid),obj);
  65   if (IsEqualGUID(&IID_IUnknown,riid) ||
  66       IsEqualGUID(&IID_IPSFactoryBuffer,riid)) {
  67     *obj = This;
  68     This->RefCount++;
  69     return S_OK;
  70   }
  71   return E_NOINTERFACE;
  72 }
  73
  74 static ULONG WINAPI CStdPSFactory_AddRef(LPPSFACTORYBUFFER iface)
  75 {
  76   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
  77   TRACE("(%p)->AddRef()\n",iface);
  78   return ++(This->RefCount);
  79 }
  80
  81 static ULONG WINAPI CStdPSFactory_Release(LPPSFACTORYBUFFER iface)
  82 {
  83   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
  84   TRACE("(%p)->Release()\n",iface);
  85   return --(This->RefCount);
  86 }
  87
  88 static HRESULT WINAPI CStdPSFactory_CreateProxy(LPPSFACTORYBUFFER iface,
  89                                                LPUNKNOWN pUnkOuter,
  90                                                REFIID riid,
  91                                                LPRPCPROXYBUFFER *ppProxy,
  92                                                LPVOID *ppv)
  93 {
  94   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
  95   const ProxyFileInfo *ProxyInfo;
  96   int Index;
  97   TRACE("(%p)->CreateProxy(%p,%s,%p,%p)\n",iface,pUnkOuter,
  98        debugstr_guid(riid),ppProxy,ppv);
  99   if (!FindProxyInfo(This->pProxyFileList,riid,&ProxyInfo,&Index))
 100     return E_NOINTERFACE;
 101   return StdProxy_Construct(riid, pUnkOuter, ProxyInfo, Index, iface, ppProxy, ppv);
 102 }
 103
 104 static HRESULT WINAPI CStdPSFactory_CreateStub(LPPSFACTORYBUFFER iface,
 105                                               REFIID riid,
 106                                               LPUNKNOWN pUnkServer,
 107                                               LPRPCSTUBBUFFER *ppStub)
 108 {
 109   CStdPSFactoryBuffer *This = (CStdPSFactoryBuffer *)iface;
 110   const ProxyFileInfo *ProxyInfo;
 111   int Index;
 112   TRACE("(%p)->CreateStub(%s,%p,%p)\n",iface,debugstr_guid(riid),
 113        pUnkServer,ppStub);
 114   if (!FindProxyInfo(This->pProxyFileList,riid,&ProxyInfo,&Index))
 115     return E_NOINTERFACE;
 116
 117   if(ProxyInfo->pDelegatedIIDs && ProxyInfo->pDelegatedIIDs[Index])
 118     return  CStdStubBuffer_Delegating_Construct(riid, pUnkServer, ProxyInfo->pNamesArray[Index],
 119                                                 ProxyInfo->pStubVtblList[Index], ProxyInfo->pDelegatedIIDs[Index],
 120                                                 iface, ppStub);
 121
 122   return CStdStubBuffer_Construct(riid, pUnkServer, ProxyInfo->pNamesArray[Index],
 123                                   ProxyInfo->pStubVtblList[Index], iface, ppStub);
 124 }
 125
 126 static const IPSFactoryBufferVtbl CStdPSFactory_Vtbl =
 127 {
 128   CStdPSFactory_QueryInterface,
 129   CStdPSFactory_AddRef,
 130   CStdPSFactory_Release,
 131   CStdPSFactory_CreateProxy,
 132   CStdPSFactory_CreateStub
 133 };
 134
 135 /***********************************************************************
 136  *           NdrDllGetClassObject [RPCRT4.@]
 137  */
 138 HRESULT WINAPI NdrDllGetClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv,
 139                                    const ProxyFileInfo **pProxyFileList,
 140                                    const CLSID *pclsid,
 141                                    CStdPSFactoryBuffer *pPSFactoryBuffer)
 142 {
 143   TRACE("(%s, %s, %p, %p, %s, %p)\n", debugstr_guid(rclsid),
 144     debugstr_guid(iid), ppv, pProxyFileList, debugstr_guid(pclsid),
 145     pPSFactoryBuffer);
 146
 147   *ppv = NULL;
 148   if (!pPSFactoryBuffer->lpVtbl) {
 149     const ProxyFileInfo **pProxyFileList2;
 150     int max_delegating_vtbl_size = 0;
 151     pPSFactoryBuffer->lpVtbl = &CStdPSFactory_Vtbl;
 152     pPSFactoryBuffer->RefCount = 0;
 153     pPSFactoryBuffer->pProxyFileList = pProxyFileList;
 154     for (pProxyFileList2 = pProxyFileList; *pProxyFileList2; pProxyFileList2++) {
 155       int i;
 156       for (i = 0; i < (*pProxyFileList2)->TableSize; i++) {
 157         /* FIXME: i think that different vtables should be copied for
 158          * async interfaces */
 159         void * const *pSrcRpcStubVtbl = (void * const *)&CStdStubBuffer_Vtbl;
 160         void **pRpcStubVtbl = (void **)&(*pProxyFileList2)->pStubVtblList[i]->Vtbl;
 161         int j;
 162
 163         if ((*pProxyFileList2)->pDelegatedIIDs && (*pProxyFileList2)->pDelegatedIIDs[i]) {
 164           pSrcRpcStubVtbl = (void * const *)&CStdStubBuffer_Delegating_Vtbl;
 165           if ((*pProxyFileList2)->pStubVtblList[i]->header.DispatchTableCount > max_delegating_vtbl_size)
 166             max_delegating_vtbl_size = (*pProxyFileList2)->pStubVtblList[i]->header.DispatchTableCount;
 167         }
 168
 169         for (j = 0; j < sizeof(IRpcStubBufferVtbl)/sizeof(void *); j++)
 170           if (!pRpcStubVtbl[j])
 171             pRpcStubVtbl[j] = pSrcRpcStubVtbl[j];
 172       }
 173     }
 174     if(max_delegating_vtbl_size > 0)
 175       create_delegating_vtbl(max_delegating_vtbl_size);
 176   }
 177   if (IsEqualGUID(rclsid, pclsid))
 178     return IPSFactoryBuffer_QueryInterface((LPPSFACTORYBUFFER)pPSFactoryBuffer, iid, ppv);
 179   else {
 180     const ProxyFileInfo *info;
 181     int index;
 182     /* otherwise, the dll may be using the iid as the clsid, so
 183      * search for it in the proxy file list */
 184     if (FindProxyInfo(pProxyFileList, rclsid, &info, &index))
 185       return IPSFactoryBuffer_QueryInterface((LPPSFACTORYBUFFER)pPSFactoryBuffer, iid, ppv);
 186
 187     WARN("class %s not available\n", debugstr_guid(rclsid));
 188     return CLASS_E_CLASSNOTAVAILABLE;
 189   }
 190 }
 191
 192 /***********************************************************************
 193  *           NdrDllCanUnloadNow [RPCRT4.@]
 194  */
 195 HRESULT WINAPI NdrDllCanUnloadNow(CStdPSFactoryBuffer *pPSFactoryBuffer)
 196 {
 197   return !(pPSFactoryBuffer->RefCount);
 198 }
 199
 200 /***********************************************************************
 201  *           NdrDllRegisterProxy [RPCRT4.@]
 202  */
 203 HRESULT WINAPI NdrDllRegisterProxy(HMODULE hDll,
 204                                   const ProxyFileInfo **pProxyFileList,
 205                                   const CLSID *pclsid)
 206 {
 207   LPSTR clsid;
 208   char keyname[120], module[MAX_PATH];
 209   HKEY key, subkey;
 210   DWORD len;
 211
 212   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 213   UuidToStringA((UUID*)pclsid, (unsigned char**)&clsid);
 214
 215   /* register interfaces to point to clsid */
 216   while (*pProxyFileList) {
 217     unsigned u;
 218     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 219       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 220       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 221       LPSTR iid;
 222
 223       TRACE("registering %s %s => %s\n", name, debugstr_guid(proxy->header.piid), clsid);
 224
 225       UuidToStringA((UUID*)proxy->header.piid, (unsigned char**)&iid);
 226       snprintf(keyname, sizeof(keyname), "Interface\\{%s}", iid);
 227       RpcStringFreeA((unsigned char**)&iid);
 228       if (RegCreateKeyExA(HKEY_CLASSES_ROOT, keyname, 0, NULL, 0,
 229                           KEY_WRITE, NULL, &key, NULL) == ERROR_SUCCESS) {
 230         if (name)
 231           RegSetValueExA(key, NULL, 0, REG_SZ, (const BYTE *)name, strlen(name));
 232         if (RegCreateKeyExA(key, "ProxyStubClsid32", 0, NULL, 0,
 233                             KEY_WRITE, NULL, &subkey, NULL) == ERROR_SUCCESS) {
 234           snprintf(module, sizeof(module), "{%s}", clsid);
 235           RegSetValueExA(subkey, NULL, 0, REG_SZ, (LPBYTE)module, strlen(module));
 236           RegCloseKey(subkey);
 237         }
 238         RegCloseKey(key);
 239       }
 240     }
 241     pProxyFileList++;
 242   }
 243
 244   /* register clsid to point to module */
 245   snprintf(keyname, sizeof(keyname), "CLSID\\{%s}", clsid);
 246   len = GetModuleFileNameA(hDll, module, sizeof(module));
 247   if (len && len < sizeof(module)) {
 248     TRACE("registering CLSID %s => %s\n", clsid, module);
 249     if (RegCreateKeyExA(HKEY_CLASSES_ROOT, keyname, 0, NULL, 0,
 250                         KEY_WRITE, NULL, &key, NULL) == ERROR_SUCCESS) {
 251       RegSetValueExA(subkey, NULL, 0, REG_SZ, (const BYTE *)"PSFactoryBuffer", strlen("PSFactoryBuffer"));
 252       if (RegCreateKeyExA(key, "InProcServer32", 0, NULL, 0,
 253                           KEY_WRITE, NULL, &subkey, NULL) == ERROR_SUCCESS) {
 254         RegSetValueExA(subkey, NULL, 0, REG_SZ, (LPBYTE)module, strlen(module));
 255         RegSetValueExA(subkey, "ThreadingModel", 0, REG_SZ, (const BYTE *)"Both", strlen("Both"));
 256         RegCloseKey(subkey);
 257       }
 258       RegCloseKey(key);
 259     }
 260   }
 261
 262   /* done */
 263   RpcStringFreeA((unsigned char**)&clsid);
 264   return S_OK;
 265 }
 266
 267 /***********************************************************************
 268  *           NdrDllUnregisterProxy [RPCRT4.@]
 269  */
 270 HRESULT WINAPI NdrDllUnregisterProxy(HMODULE hDll,
 271                                     const ProxyFileInfo **pProxyFileList,
 272                                     const CLSID *pclsid)
 273 {
 274   LPSTR clsid;
 275   char keyname[120], module[MAX_PATH];
 276   DWORD len;
 277
 278   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 279   UuidToStringA((UUID*)pclsid, (unsigned char**)&clsid);
 280
 281   /* unregister interfaces */
 282   while (*pProxyFileList) {
 283     unsigned u;
 284     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 285       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 286       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 287       LPSTR iid;
 288
 289       TRACE("unregistering %s %s <= %s\n", name, debugstr_guid(proxy->header.piid), clsid);
 290
 291       UuidToStringA((UUID*)proxy->header.piid, (unsigned char**)&iid);
 292       snprintf(keyname, sizeof(keyname), "Interface\\{%s}", iid);
 293       RpcStringFreeA((unsigned char**)&iid);
 294       RegDeleteKeyA(HKEY_CLASSES_ROOT, keyname);
 295     }
 296     pProxyFileList++;
 297   }
 298
 299   /* unregister clsid */
 300   snprintf(keyname, sizeof(keyname), "CLSID\\{%s}", clsid);
 301   len = GetModuleFileNameA(hDll, module, sizeof(module));
 302   if (len && len < sizeof(module)) {
 303     TRACE("unregistering CLSID %s <= %s\n", clsid, module);
 304     RegDeleteKeyA(HKEY_CLASSES_ROOT, keyname);
 305   }
 306
 307   /* done */
 308   RpcStringFreeA((unsigned char**)&clsid);
 309   return S_OK;
 310 }