dlls/msxml3/factory.c

   1 /*
   2  *    MSXML Class Factory
   3  *
   4  * Copyright 2002 Lionel Ulmer
   5  * Copyright 2005 Mike McCormack
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #define COBJMACROS
  23
  24 #include "config.h"
  25
  26 #include <stdarg.h>
  27 #ifdef HAVE_LIBXML2
  28 # include <libxml/parser.h>
  29 # include <libxml/xmlerror.h>
  30 #endif
  31
  32 #include "windef.h"
  33 #include "winbase.h"
  34 #include "winuser.h"
  35 #include "ole2.h"
  36 #include "msxml.h"
  37 #include "msxml2.h"
  38
  39 /* undef the #define in msxml2 so that we can access the v.2 version
  40    independent CLSID as well as the v.3 one. */
  41 #undef CLSID_DOMDocument
  42
  43 #include "wine/debug.h"
  44
  45 #include "msxml_private.h"
  46
  47 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  48
  49 typedef HRESULT (*ClassFactoryCreateInstanceFunc)(IUnknown *pUnkOuter, LPVOID *ppObj);
  50 typedef HRESULT (*DOMFactoryCreateInstanceFunc)(const GUID *clsid, IUnknown *pUnkOuter, LPVOID *ppObj);
  51
  52 /******************************************************************************
  53  * MSXML ClassFactory
  54  */
  55 typedef struct
  56 {
  57     const struct IClassFactoryVtbl *lpVtbl;
  58     ClassFactoryCreateInstanceFunc pCreateInstance;
  59 } ClassFactory;
  60
  61 typedef struct
  62 {
  63     const struct IClassFactoryVtbl *lpVtbl;
  64     LONG ref;
  65     DOMFactoryCreateInstanceFunc pCreateInstance;
  66     GUID clsid;
  67 } DOMFactory;
  68
  69 static HRESULT WINAPI ClassFactory_QueryInterface(
  70     IClassFactory *iface,
  71     REFIID riid,
  72     void **ppobj )
  73 {
  74     if (IsEqualGUID(riid, &IID_IUnknown) ||
  75         IsEqualGUID(riid, &IID_IClassFactory))
  76     {
  77         IClassFactory_AddRef( iface );
  78         *ppobj = iface;
  79         return S_OK;
  80     }
  81
  82     FIXME("interface %s not implemented\n", debugstr_guid(riid));
  83     *ppobj = NULL;
  84     return E_NOINTERFACE;
  85 }
  86
  87 static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface )
  88 {
  89     return 2;
  90 }
  91
  92 static ULONG WINAPI ClassFactory_Release(IClassFactory *iface )
  93 {
  94     return 1;
  95 }
  96
  97 static HRESULT WINAPI ClassFactory_CreateInstance(
  98     IClassFactory *iface,
  99     IUnknown *pOuter,
 100     REFIID riid,
 101     void **ppobj )
 102 {
 103     ClassFactory *This = (ClassFactory*)iface;
 104     IUnknown *punk;
 105     HRESULT r;
 106
 107     TRACE("%p %s %p\n", pOuter, debugstr_guid(riid), ppobj );
 108
 109     *ppobj = NULL;
 110
 111     if (pOuter)
 112         return CLASS_E_NOAGGREGATION;
 113
 114     r = This->pCreateInstance( pOuter, (void**) &punk );
 115     if (FAILED(r))
 116         return r;
 117
 118     r = IUnknown_QueryInterface( punk, riid, ppobj );
 119     IUnknown_Release( punk );
 120     return r;
 121 }
 122
 123 static HRESULT WINAPI ClassFactory_LockServer(
 124     IClassFactory *iface,
 125     BOOL dolock)
 126 {
 127     FIXME("(%p)->(%d),stub!\n",iface,dolock);
 128     return S_OK;
 129 }
 130
 131 static ULONG WINAPI DOMClassFactory_AddRef(IClassFactory *iface )
 132 {
 133     DOMFactory *This = (DOMFactory*)iface;
 134     ULONG ref = InterlockedIncrement(&This->ref);
 135     TRACE("(%p) ref = %u\n", This, ref);
 136     return ref;
 137 }
 138
 139 static ULONG WINAPI DOMClassFactory_Release(IClassFactory *iface )
 140 {
 141     DOMFactory *This = (DOMFactory*)iface;
 142     ULONG ref = InterlockedDecrement(&This->ref);
 143     TRACE("(%p) ref = %u\n", This, ref);
 144     if(!ref) {
 145         heap_free(This);
 146     }
 147     return ref;
 148 }
 149
 150 static HRESULT WINAPI DOMClassFactory_CreateInstance(
 151     IClassFactory *iface,
 152     IUnknown *pOuter,
 153     REFIID riid,
 154     void **ppobj )
 155 {
 156     DOMFactory *This = (DOMFactory*)iface;
 157     IUnknown *punk;
 158     HRESULT r;
 159
 160     TRACE("%p %s %p\n", pOuter, debugstr_guid(riid), ppobj );
 161
 162     *ppobj = NULL;
 163
 164     if (pOuter)
 165         return CLASS_E_NOAGGREGATION;
 166
 167     r = This->pCreateInstance( &This->clsid, pOuter, (void**) &punk );
 168     if (FAILED(r))
 169         return r;
 170
 171     r = IUnknown_QueryInterface( punk, riid, ppobj );
 172     IUnknown_Release( punk );
 173     return r;
 174 }
 175
 176 static const struct IClassFactoryVtbl ClassFactoryVtbl =
 177 {
 178     ClassFactory_QueryInterface,
 179     ClassFactory_AddRef,
 180     ClassFactory_Release,
 181     ClassFactory_CreateInstance,
 182     ClassFactory_LockServer
 183 };
 184
 185 static const struct IClassFactoryVtbl DOMClassFactoryVtbl =
 186 {
 187     ClassFactory_QueryInterface,
 188     DOMClassFactory_AddRef,
 189     DOMClassFactory_Release,
 190     DOMClassFactory_CreateInstance,
 191     ClassFactory_LockServer
 192 };
 193
 194 static HRESULT DOMClassFactory_Create(const GUID *clsid, REFIID riid, void **ppv, DOMFactoryCreateInstanceFunc fnCreateInstance)
 195 {
 196     DOMFactory *ret = heap_alloc(sizeof(DOMFactory));
 197     HRESULT hres;
 198
 199     ret->lpVtbl = &DOMClassFactoryVtbl;
 200     ret->ref = 0;
 201     ret->clsid = *clsid;
 202     ret->pCreateInstance = fnCreateInstance;
 203
 204     hres = IClassFactory_QueryInterface((IClassFactory*)ret, riid, ppv);
 205     if(FAILED(hres)) {
 206         heap_free(ret);
 207         *ppv = NULL;
 208     }
 209     return hres;
 210 }
 211
 212 static ClassFactory xmldoccf = { &ClassFactoryVtbl, XMLDocument_create };
 213 static ClassFactory saxreadcf = { &ClassFactoryVtbl, SAXXMLReader_create };
 214 static ClassFactory httpreqcf = { &ClassFactoryVtbl, XMLHTTPRequest_create };
 215 static ClassFactory xsltemplatecf = { &ClassFactoryVtbl, XSLTemplate_create };
 216
 217 /******************************************************************
 218  *              DllGetClassObject (MSXML3.@)
 219  */
 220 HRESULT WINAPI DllGetClassObject( REFCLSID rclsid, REFIID riid, void **ppv )
 221 {
 222     IClassFactory *cf = NULL;
 223
 224     TRACE("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv );
 225
 226     if( IsEqualCLSID( rclsid, &CLSID_DOMDocument )  ||  /* Version indep. v 2.x */
 227         IsEqualCLSID( rclsid, &CLSID_DOMDocument2 ) ||  /* Version indep. v 3.0 */
 228         IsEqualCLSID( rclsid, &CLSID_DOMDocument26 )||  /* Version dep.   v 2.6 */
 229         IsEqualCLSID( rclsid, &CLSID_DOMDocument30 )||  /* Version dep.   v 3.0 */
 230         IsEqualCLSID( rclsid, &CLSID_DOMDocument40 )||  /* Version dep.   v 4.0 */
 231         IsEqualCLSID( rclsid, &CLSID_DOMDocument60 ))   /* Version dep.   v 6.0 */
 232     {
 233         return DOMClassFactory_Create(rclsid, riid, ppv, DOMDocument_create);
 234     }
 235     else if( IsEqualCLSID( rclsid, &CLSID_XMLSchemaCache )   ||
 236              IsEqualCLSID( rclsid, &CLSID_XMLSchemaCache26 ) ||
 237              IsEqualCLSID( rclsid, &CLSID_XMLSchemaCache30 ) ||
 238              IsEqualCLSID( rclsid, &CLSID_XMLSchemaCache40 ) ||
 239              IsEqualCLSID( rclsid, &CLSID_XMLSchemaCache60 ))
 240     {
 241         return DOMClassFactory_Create(rclsid, riid, ppv, SchemaCache_create);
 242     }
 243     else if( IsEqualCLSID( rclsid, &CLSID_XMLDocument ) )
 244     {
 245         cf = (IClassFactory*) &xmldoccf.lpVtbl;
 246     }
 247     else if( IsEqualCLSID( rclsid, &CLSID_DOMFreeThreadedDocument )   ||   /* Version indep. v 2.x */
 248              IsEqualCLSID( rclsid, &CLSID_FreeThreadedDOMDocument )   ||
 249              IsEqualCLSID( rclsid, &CLSID_FreeThreadedDOMDocument26 ) ||
 250              IsEqualCLSID( rclsid, &CLSID_FreeThreadedDOMDocument30 ) ||
 251              IsEqualCLSID( rclsid, &CLSID_FreeThreadedDOMDocument40 ) ||
 252              IsEqualCLSID( rclsid, &CLSID_FreeThreadedDOMDocument60 ))
 253     {
 254         return DOMClassFactory_Create(rclsid, riid, ppv, DOMDocument_create);
 255     }
 256     else if( IsEqualCLSID( rclsid, &CLSID_SAXXMLReader) ||
 257              IsEqualCLSID( rclsid, &CLSID_SAXXMLReader30 ) ||
 258              IsEqualCLSID( rclsid, &CLSID_SAXXMLReader40 ) ||
 259              IsEqualCLSID( rclsid, &CLSID_SAXXMLReader60 ))
 260     {
 261         cf = (IClassFactory*) &saxreadcf.lpVtbl;
 262     }
 263     else if( IsEqualCLSID( rclsid, &CLSID_XMLHTTPRequest ) ||
 264              IsEqualCLSID( rclsid, &CLSID_XMLHTTP26 ) ||
 265              IsEqualCLSID( rclsid, &CLSID_XMLHTTP30 ) ||
 266              IsEqualCLSID( rclsid, &CLSID_XMLHTTP40 ) ||
 267              IsEqualCLSID( rclsid, &CLSID_XMLHTTP60 ))
 268     {
 269         cf = (IClassFactory*) &httpreqcf.lpVtbl;
 270     }
 271     else if( IsEqualCLSID( rclsid, &CLSID_XSLTemplate )   ||
 272              IsEqualCLSID( rclsid, &CLSID_XSLTemplate26 ) ||
 273              IsEqualCLSID( rclsid, &CLSID_XSLTemplate30 ) ||
 274              IsEqualCLSID( rclsid, &CLSID_XSLTemplate40 ) ||
 275              IsEqualCLSID( rclsid, &CLSID_XSLTemplate60 ))
 276     {
 277         cf = (IClassFactory*) &xsltemplatecf.lpVtbl;
 278     }
 279
 280     if ( !cf )
 281         return CLASS_E_CLASSNOTAVAILABLE;
 282
 283     return IClassFactory_QueryInterface( cf, riid, ppv );
 284 }