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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23 #include <string.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winerror.h"
  28 #include "winreg.h"
  29
  30 #include "objbase.h"
  31
  32 #include "rpcproxy.h"
  33
  34 #include "wine/debug.h"
  35
  36 #include "cpsf.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  39
  40 static BOOL FindProxyInfo(const ProxyFileInfo **pProxyFileList, REFIID riid, const ProxyFileInfo **pProxyInfo, int *pIndex)
  41 {
  42   while (*pProxyFileList) {
  43     if ((*pProxyFileList)->pIIDLookupRtn(riid, pIndex)) {
  44       *pProxyInfo = *pProxyFileList;
  45       TRACE("found: ProxyInfo %p Index %d\n", *pProxyInfo, *pIndex);
  46       return TRUE;
  47     }
  48     pProxyFileList++;
  49   }
  50   TRACE("not found\n");
  51   return FALSE;
  52 }
  53
  54 static HRESULT WINAPI CStdPSFactory_QueryInterface(LPPSFACTORYBUFFER iface,
  55                                                   REFIID riid,
  56                                                   LPVOID *obj)
  57 {
  58   ICOM_THIS(CStdPSFactoryBuffer,iface);
  59   TRACE("(%p)->QueryInterface(%s,%p)\n",iface,debugstr_guid(riid),obj);
  60   if (IsEqualGUID(&IID_IUnknown,riid) ||
  61       IsEqualGUID(&IID_IPSFactoryBuffer,riid)) {
  62     *obj = This;
  63     This->RefCount++;
  64     return S_OK;
  65   }
  66   return E_NOINTERFACE;
  67 }
  68
  69 static ULONG WINAPI CStdPSFactory_AddRef(LPPSFACTORYBUFFER iface)
  70 {
  71   ICOM_THIS(CStdPSFactoryBuffer,iface);
  72   TRACE("(%p)->AddRef()\n",iface);
  73   return ++(This->RefCount);
  74 }
  75
  76 static ULONG WINAPI CStdPSFactory_Release(LPPSFACTORYBUFFER iface)
  77 {
  78   ICOM_THIS(CStdPSFactoryBuffer,iface);
  79   TRACE("(%p)->Release()\n",iface);
  80   return --(This->RefCount);
  81 }
  82
  83 static HRESULT WINAPI CStdPSFactory_CreateProxy(LPPSFACTORYBUFFER iface,
  84                                                LPUNKNOWN pUnkOuter,
  85                                                REFIID riid,
  86                                                LPRPCPROXYBUFFER *ppProxy,
  87                                                LPVOID *ppv)
  88 {
  89   ICOM_THIS(CStdPSFactoryBuffer,iface);
  90   const ProxyFileInfo *ProxyInfo;
  91   int Index;
  92   TRACE("(%p)->CreateProxy(%p,%s,%p,%p)\n",iface,pUnkOuter,
  93        debugstr_guid(riid),ppProxy,ppv);
  94   if (!FindProxyInfo(This->pProxyFileList,riid,&ProxyInfo,&Index))
  95     return E_NOINTERFACE;
  96   return StdProxy_Construct(riid, pUnkOuter, ProxyInfo->pNamesArray[Index],
  97                             ProxyInfo->pProxyVtblList[Index],
  98                             ProxyInfo->pStubVtblList[Index], iface, ppProxy, ppv);
  99 }
 100
 101 static HRESULT WINAPI CStdPSFactory_CreateStub(LPPSFACTORYBUFFER iface,
 102                                               REFIID riid,
 103                                               LPUNKNOWN pUnkServer,
 104                                               LPRPCSTUBBUFFER *ppStub)
 105 {
 106   ICOM_THIS(CStdPSFactoryBuffer,iface);
 107   const ProxyFileInfo *ProxyInfo;
 108   int Index;
 109   TRACE("(%p)->CreateStub(%s,%p,%p)\n",iface,debugstr_guid(riid),
 110        pUnkServer,ppStub);
 111   if (!FindProxyInfo(This->pProxyFileList,riid,&ProxyInfo,&Index))
 112     return E_NOINTERFACE;
 113   return CStdStubBuffer_Construct(riid, pUnkServer, ProxyInfo->pNamesArray[Index],
 114                                   ProxyInfo->pStubVtblList[Index], iface, ppStub);
 115 }
 116
 117 static IPSFactoryBufferVtbl CStdPSFactory_Vtbl =
 118 {
 119   ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 120   CStdPSFactory_QueryInterface,
 121   CStdPSFactory_AddRef,
 122   CStdPSFactory_Release,
 123   CStdPSFactory_CreateProxy,
 124   CStdPSFactory_CreateStub
 125 };
 126
 127 /***********************************************************************
 128  *           NdrDllGetClassObject [RPCRT4.@]
 129  */
 130 HRESULT WINAPI NdrDllGetClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv,
 131                                    const ProxyFileInfo **pProxyFileList,
 132                                    const CLSID *pclsid,
 133                                    CStdPSFactoryBuffer *pPSFactoryBuffer)
 134 {
 135   *ppv = NULL;
 136   if (!pPSFactoryBuffer->lpVtbl) {
 137     pPSFactoryBuffer->lpVtbl = &CStdPSFactory_Vtbl;
 138     pPSFactoryBuffer->RefCount = 0;
 139     pPSFactoryBuffer->pProxyFileList = pProxyFileList;
 140   }
 141   if (IsEqualGUID(rclsid, pclsid))
 142     return IPSFactoryBuffer_QueryInterface((LPPSFACTORYBUFFER)pPSFactoryBuffer, iid, ppv);
 143   return CLASS_E_CLASSNOTAVAILABLE;
 144 }
 145
 146 /***********************************************************************
 147  *           NdrDllCanUnloadNow [RPCRT4.@]
 148  */
 149 HRESULT WINAPI NdrDllCanUnloadNow(CStdPSFactoryBuffer *pPSFactoryBuffer)
 150 {
 151   return !(pPSFactoryBuffer->RefCount);
 152 }
 153
 154 /***********************************************************************
 155  *           NdrDllRegisterProxy [RPCRT4.@]
 156  */
 157 HRESULT WINAPI NdrDllRegisterProxy(HMODULE hDll,
 158                                   const ProxyFileInfo **pProxyFileList,
 159                                   const CLSID *pclsid)
 160 {
 161   LPSTR clsid;
 162   char keyname[120], module[MAX_PATH];
 163   HKEY key, subkey;
 164   DWORD len;
 165
 166   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 167   UuidToStringA((UUID*)pclsid, (unsigned char**)&clsid);
 168
 169   /* register interfaces to point to clsid */
 170   while (*pProxyFileList) {
 171     unsigned u;
 172     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 173       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 174       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 175       LPSTR iid;
 176
 177       TRACE("registering %s %s => %s\n", name, debugstr_guid(proxy->header.piid), clsid);
 178
 179       UuidToStringA((UUID*)proxy->header.piid, (unsigned char**)&iid);
 180       snprintf(keyname, sizeof(keyname), "Interface\\{%s}", iid);
 181       RpcStringFreeA((unsigned char**)&iid);
 182       if (RegCreateKeyExA(HKEY_CLASSES_ROOT, keyname, 0, NULL, 0,
 183                           KEY_WRITE, NULL, &key, NULL) == ERROR_SUCCESS) {
 184         if (name)
 185           RegSetValueExA(key, NULL, 0, REG_SZ, name, strlen(name));
 186         if (RegCreateKeyExA(key, "ProxyStubClsid32", 0, NULL, 0,
 187                             KEY_WRITE, NULL, &subkey, NULL) == ERROR_SUCCESS) {
 188           snprintf(module, sizeof(module), "{%s}", clsid);
 189           RegSetValueExA(subkey, NULL, 0, REG_SZ, module, strlen(module));
 190           RegCloseKey(subkey);
 191         }
 192         RegCloseKey(key);
 193       }
 194     }
 195     pProxyFileList++;
 196   }
 197
 198   /* register clsid to point to module */
 199   snprintf(keyname, sizeof(keyname), "CLSID\\{%s}", clsid);
 200   len = GetModuleFileNameA(hDll, module, sizeof(module));
 201   if (len && len < sizeof(module)) {
 202     TRACE("registering CLSID %s => %s\n", clsid, module);
 203     if (RegCreateKeyExA(HKEY_CLASSES_ROOT, keyname, 0, NULL, 0,
 204                         KEY_WRITE, NULL, &key, NULL) == ERROR_SUCCESS) {
 205       if (RegCreateKeyExA(key, "InProcServer32", 0, NULL, 0,
 206                           KEY_WRITE, NULL, &subkey, NULL) == ERROR_SUCCESS) {
 207         RegSetValueExA(subkey, NULL, 0, REG_SZ, module, strlen(module));
 208         RegCloseKey(subkey);
 209       }
 210       RegCloseKey(key);
 211     }
 212   }
 213
 214   /* done */
 215   RpcStringFreeA((unsigned char**)&clsid);
 216   return S_OK;
 217 }
 218
 219 /***********************************************************************
 220  *           NdrDllUnregisterProxy [RPCRT4.@]
 221  */
 222 HRESULT WINAPI NdrDllUnregisterProxy(HMODULE hDll,
 223                                     const ProxyFileInfo **pProxyFileList,
 224                                     const CLSID *pclsid)
 225 {
 226   LPSTR clsid;
 227   char keyname[120], module[MAX_PATH];
 228   DWORD len;
 229
 230   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 231   UuidToStringA((UUID*)pclsid, (unsigned char**)&clsid);
 232
 233   /* unregister interfaces */
 234   while (*pProxyFileList) {
 235     unsigned u;
 236     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 237       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 238       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 239       LPSTR iid;
 240
 241       TRACE("unregistering %s %s <= %s\n", name, debugstr_guid(proxy->header.piid), clsid);
 242
 243       UuidToStringA((UUID*)proxy->header.piid, (unsigned char**)&iid);
 244       snprintf(keyname, sizeof(keyname), "Interface\\{%s}", iid);
 245       RpcStringFreeA((unsigned char**)&iid);
 246       RegDeleteKeyA(HKEY_CLASSES_ROOT, keyname);
 247     }
 248     pProxyFileList++;
 249   }
 250
 251   /* unregister clsid */
 252   snprintf(keyname, sizeof(keyname), "CLSID\\{%s}", clsid);
 253   len = GetModuleFileNameA(hDll, module, sizeof(module));
 254   if (len && len < sizeof(module)) {
 255     TRACE("unregistering CLSID %s <= %s\n", clsid, module);
 256     RegDeleteKeyA(HKEY_CLASSES_ROOT, keyname);
 257   }
 258
 259   /* done */
 260   RpcStringFreeA((unsigned char**)&clsid);
 261   return S_OK;
 262 }