reactos/lib/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   CStdPSFactoryBuffer *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   CStdPSFactoryBuffer *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   CStdPSFactoryBuffer *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   CStdPSFactoryBuffer *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   CStdPSFactoryBuffer *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   CStdPSFactory_QueryInterface,
 120   CStdPSFactory_AddRef,
 121   CStdPSFactory_Release,
 122   CStdPSFactory_CreateProxy,
 123   CStdPSFactory_CreateStub
 124 };
 125
 126 /***********************************************************************
 127  *           NdrDllGetClassObject [RPCRT4.@]
 128  */
 129 HRESULT WINAPI NdrDllGetClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv,
 130                                    const ProxyFileInfo **pProxyFileList,
 131                                    const CLSID *pclsid,
 132                                    CStdPSFactoryBuffer *pPSFactoryBuffer)
 133 {
 134   *ppv = NULL;
 135   if (!pPSFactoryBuffer->lpVtbl) {
 136     pPSFactoryBuffer->lpVtbl = &CStdPSFactory_Vtbl;
 137     pPSFactoryBuffer->RefCount = 0;
 138     pPSFactoryBuffer->pProxyFileList = pProxyFileList;
 139   }
 140   if (IsEqualGUID(rclsid, pclsid))
 141     return IPSFactoryBuffer_QueryInterface((LPPSFACTORYBUFFER)pPSFactoryBuffer, iid, ppv);
 142   return CLASS_E_CLASSNOTAVAILABLE;
 143 }
 144
 145 /***********************************************************************
 146  *           NdrDllCanUnloadNow [RPCRT4.@]
 147  */
 148 HRESULT WINAPI NdrDllCanUnloadNow(CStdPSFactoryBuffer *pPSFactoryBuffer)
 149 {
 150   return !(pPSFactoryBuffer->RefCount);
 151 }
 152
 153 /***********************************************************************
 154  *           NdrDllRegisterProxy [RPCRT4.@]
 155  */
 156 HRESULT WINAPI NdrDllRegisterProxy(HMODULE hDll,
 157                                   const ProxyFileInfo **pProxyFileList,
 158                                   const CLSID *pclsid)
 159 {
 160   LPSTR clsid;
 161   char keyname[120], module[MAX_PATH];
 162   HKEY key, subkey;
 163   DWORD len;
 164
 165   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 166   UuidToStringA((UUID*)pclsid, (unsigned char**)&clsid);
 167
 168   /* register interfaces to point to clsid */
 169   while (*pProxyFileList) {
 170     unsigned u;
 171     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 172       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 173       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 174       LPSTR iid;
 175
 176       TRACE("registering %s %s => %s\n", name, debugstr_guid(proxy->header.piid), clsid);
 177
 178       UuidToStringA((UUID*)proxy->header.piid, (unsigned char**)&iid);
 179       snprintf(keyname, sizeof(keyname), "Interface\\{%s}", iid);
 180       RpcStringFreeA((unsigned char**)&iid);
 181       if (RegCreateKeyExA(HKEY_CLASSES_ROOT, keyname, 0, NULL, 0,
 182                           KEY_WRITE, NULL, &key, NULL) == ERROR_SUCCESS) {
 183         if (name)
 184           RegSetValueExA(key, NULL, 0, REG_SZ, name, strlen(name));
 185         if (RegCreateKeyExA(key, "ProxyStubClsid32", 0, NULL, 0,
 186                             KEY_WRITE, NULL, &subkey, NULL) == ERROR_SUCCESS) {
 187           snprintf(module, sizeof(module), "{%s}", clsid);
 188           RegSetValueExA(subkey, NULL, 0, REG_SZ, module, strlen(module));
 189           RegCloseKey(subkey);
 190         }
 191         RegCloseKey(key);
 192       }
 193     }
 194     pProxyFileList++;
 195   }
 196
 197   /* register clsid to point to module */
 198   snprintf(keyname, sizeof(keyname), "CLSID\\{%s}", clsid);
 199   len = GetModuleFileNameA(hDll, module, sizeof(module));
 200   if (len && len < sizeof(module)) {
 201     TRACE("registering CLSID %s => %s\n", clsid, module);
 202     if (RegCreateKeyExA(HKEY_CLASSES_ROOT, keyname, 0, NULL, 0,
 203                         KEY_WRITE, NULL, &key, NULL) == ERROR_SUCCESS) {
 204       if (RegCreateKeyExA(key, "InProcServer32", 0, NULL, 0,
 205                           KEY_WRITE, NULL, &subkey, NULL) == ERROR_SUCCESS) {
 206         RegSetValueExA(subkey, NULL, 0, REG_SZ, module, strlen(module));
 207         RegCloseKey(subkey);
 208       }
 209       RegCloseKey(key);
 210     }
 211   }
 212
 213   /* done */
 214   RpcStringFreeA((unsigned char**)&clsid);
 215   return S_OK;
 216 }
 217
 218 /***********************************************************************
 219  *           NdrDllUnregisterProxy [RPCRT4.@]
 220  */
 221 HRESULT WINAPI NdrDllUnregisterProxy(HMODULE hDll,
 222                                     const ProxyFileInfo **pProxyFileList,
 223                                     const CLSID *pclsid)
 224 {
 225   LPSTR clsid;
 226   char keyname[120], module[MAX_PATH];
 227   DWORD len;
 228
 229   TRACE("(%p,%p,%s)\n", hDll, pProxyFileList, debugstr_guid(pclsid));
 230   UuidToStringA((UUID*)pclsid, (unsigned char**)&clsid);
 231
 232   /* unregister interfaces */
 233   while (*pProxyFileList) {
 234     unsigned u;
 235     for (u=0; u<(*pProxyFileList)->TableSize; u++) {
 236       CInterfaceStubVtbl *proxy = (*pProxyFileList)->pStubVtblList[u];
 237       PCInterfaceName name = (*pProxyFileList)->pNamesArray[u];
 238       LPSTR iid;
 239
 240       TRACE("unregistering %s %s <= %s\n", name, debugstr_guid(proxy->header.piid), clsid);
 241
 242       UuidToStringA((UUID*)proxy->header.piid, (unsigned char**)&iid);
 243       snprintf(keyname, sizeof(keyname), "Interface\\{%s}", iid);
 244       RpcStringFreeA((unsigned char**)&iid);
 245       RegDeleteKeyA(HKEY_CLASSES_ROOT, keyname);
 246     }
 247     pProxyFileList++;
 248   }
 249
 250   /* unregister clsid */
 251   snprintf(keyname, sizeof(keyname), "CLSID\\{%s}", clsid);
 252   len = GetModuleFileNameA(hDll, module, sizeof(module));
 253   if (len && len < sizeof(module)) {
 254     TRACE("unregistering CLSID %s <= %s\n", clsid, module);
 255     RegDeleteKeyA(HKEY_CLASSES_ROOT, keyname);
 256   }
 257
 258   /* done */
 259   RpcStringFreeA((unsigned char**)&clsid);
 260   return S_OK;
 261 }