dlls/msxml3/main.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 #include "config.h"
  23
  24 #define COBJMACROS
  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 "msxml2.h"
  33
  34 #include "wine/debug.h"
  35
  36 #include "msxml_private.h"
  37
  38 #ifdef HAVE_LIBXSLT
  39 #include <libxslt/xslt.h>
  40 #endif
  41
  42 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  43
  44 static HINSTANCE hInstance;
  45 static ITypeLib *typelib;
  46 static ITypeInfo *typeinfos[LAST_tid];
  47
  48 static REFIID tid_ids[] = {
  49     &IID_IXMLDOMAttribute,
  50     &IID_IXMLDOMCDATASection,
  51     &IID_IXMLDOMComment,
  52     &IID_IXMLDOMDocument2,
  53     &IID_IXMLDOMDocumentFragment,
  54     &IID_IXMLDOMElement,
  55     &IID_IXMLDOMEntityReference,
  56     &IID_IXMLDOMImplementation,
  57     &IID_IXMLDOMNamedNodeMap,
  58     &IID_IXMLDOMNode,
  59     &IID_IXMLDOMNodeList,
  60     &IID_IXMLDOMParseError,
  61     &IID_IXMLDOMProcessingInstruction,
  62     &IID_IXMLDOMSchemaCollection,
  63     &IID_IXMLDOMText,
  64     &IID_IXMLElement,
  65     &IID_IXMLDOMDocument,
  66     &IID_IVBSAXAttributes,
  67     &IID_IVBSAXContentHandler,
  68     &IID_IVBSAXDeclHandler,
  69     &IID_IVBSAXDTDHandler,
  70     &IID_IVBSAXEntityResolver,
  71     &IID_IVBSAXErrorHandler,
  72     &IID_IVBSAXLexicalHandler,
  73     &IID_IVBSAXLocator,
  74     &IID_IVBSAXXMLFilter,
  75     &IID_IVBSAXXMLReader,
  76     &IID_IMXAttributes,
  77     &IID_IMXReaderControl,
  78     &IID_IMXWriter,
  79 };
  80
  81 HRESULT get_typeinfo(enum tid_t tid, ITypeInfo **typeinfo)
  82 {
  83     HRESULT hres;
  84
  85     if(!typelib) {
  86         ITypeLib *tl;
  87
  88         hres = LoadRegTypeLib(&LIBID_MSXML2, 3, 0, LOCALE_SYSTEM_DEFAULT, &tl);
  89         if(FAILED(hres)) {
  90             ERR("LoadRegTypeLib failed: %08x\n", hres);
  91             return hres;
  92         }
  93
  94         if(InterlockedCompareExchangePointer((void**)&typelib, tl, NULL))
  95             ITypeLib_Release(tl);
  96     }
  97
  98     if(!typeinfos[tid]) {
  99         ITypeInfo *typeinfo;
 100
 101         hres = ITypeLib_GetTypeInfoOfGuid(typelib, tid_ids[tid], &typeinfo);
 102         if(FAILED(hres)) {
 103             ERR("GetTypeInfoOfGuid failed: %08x\n", hres);
 104             return hres;
 105         }
 106
 107         if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), typeinfo, NULL))
 108             ITypeInfo_Release(typeinfo);
 109     }
 110
 111     *typeinfo = typeinfos[tid];
 112
 113     ITypeInfo_AddRef(typeinfos[tid]);
 114     return S_OK;
 115 }
 116
 117 static CRITICAL_SECTION MSXML3_typelib_cs;
 118 static CRITICAL_SECTION_DEBUG MSXML3_typelib_cs_debug =
 119 {
 120     0, 0, &MSXML3_typelib_cs,
 121     { &MSXML3_typelib_cs_debug.ProcessLocksList,
 122       &MSXML3_typelib_cs_debug.ProcessLocksList },
 123       0, 0, { (DWORD_PTR)(__FILE__ ": MSXML3_typelib_cs") }
 124 };
 125 static CRITICAL_SECTION MSXML3_typelib_cs = { &MSXML3_typelib_cs_debug, -1, 0, 0, 0, 0 };
 126
 127 ITypeLib *get_msxml3_typelib( LPWSTR *path )
 128 {
 129     static WCHAR msxml3_path[MAX_PATH];
 130
 131     EnterCriticalSection( &MSXML3_typelib_cs );
 132
 133     if (!typelib)
 134     {
 135         TRACE("loading typelib\n");
 136
 137         if (GetModuleFileNameW( hInstance, msxml3_path, MAX_PATH ))
 138             LoadTypeLib( msxml3_path, &typelib );
 139     }
 140
 141     LeaveCriticalSection( &MSXML3_typelib_cs );
 142
 143     if (path)
 144         *path = msxml3_path;
 145
 146     if (typelib)
 147         ITypeLib_AddRef( typelib );
 148
 149     return typelib;
 150 }
 151
 152 static void process_detach(void)
 153 {
 154     if(typelib) {
 155         unsigned i;
 156
 157         for(i=0; i < sizeof(typeinfos)/sizeof(*typeinfos); i++)
 158             if(typeinfos[i])
 159                 ITypeInfo_Release(typeinfos[i]);
 160
 161         ITypeLib_Release(typelib);
 162     }
 163 }
 164
 165 HRESULT WINAPI DllCanUnloadNow(void)
 166 {
 167     FIXME("\n");
 168     return S_FALSE;
 169 }
 170
 171 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
 172 {
 173     switch(fdwReason)
 174     {
 175     case DLL_PROCESS_ATTACH:
 176 #ifdef HAVE_LIBXML2
 177         xmlInitParser();
 178 #endif
 179 #ifdef HAVE_XSLTINIT
 180         xsltInit();
 181 #endif
 182         hInstance = hInstDLL;
 183         DisableThreadLibraryCalls(hInstDLL);
 184         break;
 185     case DLL_PROCESS_DETACH:
 186 #ifdef HAVE_LIBXSLT
 187         xsltCleanupGlobals();
 188 #endif
 189 #ifdef HAVE_LIBXML2
 190         xmlCleanupParser();
 191 #endif
 192         process_detach();
 193         break;
 194     }
 195     return TRUE;
 196 }