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 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winuser.h"
  30 #include "ole2.h"
  31 #include "msxml.h"
  32 #include "xmldom.h"
  33 #include "msxml2.h"
  34
  35 /* undef the #define in msxml2 so that we can access the v.2 version
  36    independent CLSID as well as the v.3 one. */
  37 #undef CLSID_DOMDocument
  38
  39 #include "wine/debug.h"
  40
  41 #include "msxml_private.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  44
  45 typedef HRESULT (*fnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
  46
  47 /******************************************************************************
  48  * MSXML ClassFactory
  49  */
  50 typedef struct _xmlcf
  51 {
  52     const struct IClassFactoryVtbl *lpVtbl;
  53     fnCreateInstance pfnCreateInstance;
  54 } xmlcf;
  55
  56 static inline xmlcf *impl_from_IClassFactory( IClassFactory *iface )
  57 {
  58     return (xmlcf *)((char*)iface - FIELD_OFFSET(xmlcf, lpVtbl));
  59 }
  60
  61 static HRESULT WINAPI xmlcf_QueryInterface(
  62     IClassFactory *iface,
  63     REFIID riid,
  64     LPVOID *ppobj )
  65 {
  66     if (IsEqualGUID(riid, &IID_IUnknown) ||
  67         IsEqualGUID(riid, &IID_IClassFactory))
  68     {
  69         IClassFactory_AddRef( iface );
  70         *ppobj = iface;
  71         return S_OK;
  72     }
  73
  74     FIXME("interface %s not implemented\n", debugstr_guid(riid));
  75     return E_NOINTERFACE;
  76 }
  77
  78 static ULONG WINAPI xmlcf_AddRef(
  79     IClassFactory *iface )
  80 {
  81     return 2;
  82 }
  83
  84 static ULONG WINAPI xmlcf_Release(
  85     IClassFactory *iface )
  86 {
  87     return 1;
  88 }
  89
  90 static HRESULT WINAPI xmlcf_CreateInstance(
  91     IClassFactory *iface,
  92     LPUNKNOWN pOuter,
  93     REFIID riid,
  94     LPVOID *ppobj )
  95 {
  96     xmlcf *This = impl_from_IClassFactory( iface );
  97     HRESULT r;
  98     IUnknown *punk;
  99
 100     TRACE("%p %s %p\n", pOuter, debugstr_guid(riid), ppobj );
 101
 102     *ppobj = NULL;
 103
 104     if (pOuter)
 105         return CLASS_E_NOAGGREGATION;
 106
 107     r = This->pfnCreateInstance( pOuter, (LPVOID*) &punk );
 108     if (FAILED(r))
 109         return r;
 110
 111     r = IUnknown_QueryInterface( punk, riid, ppobj );
 112     if (FAILED(r))
 113         return r;
 114     IUnknown_Release( punk );
 115     return r;
 116 }
 117
 118 static HRESULT WINAPI xmlcf_LockServer(
 119     IClassFactory *iface,
 120     BOOL dolock)
 121 {
 122     FIXME("(%p)->(%d),stub!\n",iface,dolock);
 123     return S_OK;
 124 }
 125
 126 static const struct IClassFactoryVtbl xmlcf_vtbl =
 127 {
 128     xmlcf_QueryInterface,
 129     xmlcf_AddRef,
 130     xmlcf_Release,
 131     xmlcf_CreateInstance,
 132     xmlcf_LockServer
 133 };
 134
 135 static xmlcf domdoccf = { &xmlcf_vtbl, DOMDocument_create };
 136 static xmlcf schemacf = { &xmlcf_vtbl, SchemaCache_create };
 137 static xmlcf xmldoccf = { &xmlcf_vtbl, XMLDocument_create };
 138
 139 /******************************************************************
 140  *              DllGetClassObject (MSXML3.@)
 141  */
 142 HRESULT WINAPI DllGetClassObject( REFCLSID rclsid, REFIID iid, LPVOID *ppv )
 143 {
 144     IClassFactory *cf = NULL;
 145
 146     TRACE("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(iid), ppv );
 147
 148     if( IsEqualCLSID( rclsid, &CLSID_DOMDocument ) ||   /* Version indep. v 2.x */
 149         IsEqualCLSID( rclsid, &CLSID_DOMDocument2 ) ||  /* Version indep. v 3.0 */
 150         IsEqualCLSID( rclsid, &CLSID_DOMDocument30 ) )  /* Version dep.   v 3.0 */
 151     {
 152         cf = (IClassFactory*) &domdoccf.lpVtbl;
 153     }
 154     else if( IsEqualCLSID( rclsid, &CLSID_XMLSchemaCache ) ||
 155              IsEqualCLSID( rclsid, &CLSID_XMLSchemaCache30 ) )
 156     {
 157         cf = (IClassFactory*) &schemacf.lpVtbl;
 158     }
 159     else if( IsEqualCLSID( rclsid, &CLSID_XMLDocument ) )
 160     {
 161         cf = (IClassFactory*) &xmldoccf.lpVtbl;
 162     }
 163
 164     if ( !cf )
 165         return CLASS_E_CLASSNOTAVAILABLE;
 166
 167     return IClassFactory_QueryInterface( cf, iid, ppv );
 168 }