dlls/msxml3/cdata.c

   1 /*
   2  *    DOM CDATA node implementation
   3  *
   4  * Copyright 2007 Alistair Leslie-Hughes
   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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define COBJMACROS
  22
  23 #include "config.h"
  24
  25 #include <stdarg.h>
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "ole2.h"
  30 #include "msxml2.h"
  31
  32 #include "msxml_private.h"
  33
  34 #include "wine/debug.h"
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  37
  38 #ifdef HAVE_LIBXML2
  39
  40 typedef struct _domcdata
  41 {
  42     const struct IXMLDOMCDATASectionVtbl *lpVtbl;
  43     LONG ref;
  44     IUnknown *node_unk;
  45     IXMLDOMNode *node;
  46 } domcdata;
  47
  48 static inline domcdata *impl_from_IXMLDOMCDATASection( IXMLDOMCDATASection *iface )
  49 {
  50     return (domcdata *)((char*)iface - FIELD_OFFSET(domcdata, lpVtbl));
  51 }
  52
  53 static HRESULT WINAPI domcdata_QueryInterface(
  54     IXMLDOMCDATASection *iface,
  55     REFIID riid,
  56     void** ppvObject )
  57 {
  58     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
  59     TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
  60
  61     if ( IsEqualGUID( riid, &IID_IXMLDOMCDATASection ) ||
  62          IsEqualGUID( riid, &IID_IXMLDOMCharacterData) ||
  63          IsEqualGUID( riid, &IID_IDispatch ) ||
  64          IsEqualGUID( riid, &IID_IUnknown ) )
  65     {
  66         *ppvObject = iface;
  67     }
  68     else if ( IsEqualGUID( riid, &IID_IXMLDOMNode ) )
  69     {
  70         return IUnknown_QueryInterface(This->node_unk, riid, ppvObject);
  71     }
  72     else
  73     {
  74         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
  75         return E_NOINTERFACE;
  76     }
  77
  78     IXMLDOMCDATASection_AddRef( iface );
  79
  80     return S_OK;
  81 }
  82
  83 static ULONG WINAPI domcdata_AddRef(
  84     IXMLDOMCDATASection *iface )
  85 {
  86     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
  87     return InterlockedIncrement( &This->ref );
  88 }
  89
  90 static ULONG WINAPI domcdata_Release(
  91     IXMLDOMCDATASection *iface )
  92 {
  93     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
  94     ULONG ref;
  95
  96     ref = InterlockedDecrement( &This->ref );
  97     if ( ref == 0 )
  98     {
  99         IUnknown_Release( This->node_unk );
 100         HeapFree( GetProcessHeap(), 0, This );
 101     }
 102
 103     return ref;
 104 }
 105
 106 static HRESULT WINAPI domcdata_GetTypeInfoCount(
 107     IXMLDOMCDATASection *iface,
 108     UINT* pctinfo )
 109 {
 110     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 111
 112     TRACE("(%p)->(%p)\n", This, pctinfo);
 113
 114     *pctinfo = 1;
 115
 116     return S_OK;
 117 }
 118
 119 static HRESULT WINAPI domcdata_GetTypeInfo(
 120     IXMLDOMCDATASection *iface,
 121     UINT iTInfo, LCID lcid,
 122     ITypeInfo** ppTInfo )
 123 {
 124     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 125     HRESULT hr;
 126
 127     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 128
 129     hr = get_typeinfo(IXMLDOMCDATASection_tid, ppTInfo);
 130
 131     return hr;
 132 }
 133
 134 static HRESULT WINAPI domcdata_GetIDsOfNames(
 135     IXMLDOMCDATASection *iface,
 136     REFIID riid, LPOLESTR* rgszNames,
 137     UINT cNames, LCID lcid, DISPID* rgDispId )
 138 {
 139     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 140     ITypeInfo *typeinfo;
 141     HRESULT hr;
 142
 143     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 144           lcid, rgDispId);
 145
 146     if(!rgszNames || cNames == 0 || !rgDispId)
 147         return E_INVALIDARG;
 148
 149     hr = get_typeinfo(IXMLDOMCDATASection_tid, &typeinfo);
 150     if(SUCCEEDED(hr))
 151     {
 152         hr = ITypeInfo_GetIDsOfNames(typeinfo, rgszNames, cNames, rgDispId);
 153         ITypeInfo_Release(typeinfo);
 154     }
 155
 156     return hr;
 157 }
 158
 159 static HRESULT WINAPI domcdata_Invoke(
 160     IXMLDOMCDATASection *iface,
 161     DISPID dispIdMember, REFIID riid, LCID lcid,
 162     WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarResult,
 163     EXCEPINFO* pExcepInfo, UINT* puArgErr )
 164 {
 165     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 166     ITypeInfo *typeinfo;
 167     HRESULT hr;
 168
 169     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 170           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 171
 172     hr = get_typeinfo(IXMLDOMCDATASection_tid, &typeinfo);
 173     if(SUCCEEDED(hr))
 174     {
 175         hr = ITypeInfo_Invoke(typeinfo, &(This->lpVtbl), dispIdMember, wFlags, pDispParams,
 176                 pVarResult, pExcepInfo, puArgErr);
 177         ITypeInfo_Release(typeinfo);
 178     }
 179
 180     return hr;
 181 }
 182
 183 static HRESULT WINAPI domcdata_get_nodeName(
 184     IXMLDOMCDATASection *iface,
 185     BSTR* p )
 186 {
 187     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 188     return IXMLDOMNode_get_nodeName( This->node, p );
 189 }
 190
 191 static HRESULT WINAPI domcdata_get_nodeValue(
 192     IXMLDOMCDATASection *iface,
 193     VARIANT* var1 )
 194 {
 195     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 196     return IXMLDOMNode_get_nodeValue( This->node, var1 );
 197 }
 198
 199 static HRESULT WINAPI domcdata_put_nodeValue(
 200     IXMLDOMCDATASection *iface,
 201     VARIANT var1 )
 202 {
 203     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 204     return IXMLDOMNode_put_nodeValue( This->node, var1 );
 205 }
 206
 207 static HRESULT WINAPI domcdata_get_nodeType(
 208     IXMLDOMCDATASection *iface,
 209     DOMNodeType* domNodeType )
 210 {
 211     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 212     return IXMLDOMNode_get_nodeType( This->node, domNodeType );
 213 }
 214
 215 static HRESULT WINAPI domcdata_get_parentNode(
 216     IXMLDOMCDATASection *iface,
 217     IXMLDOMNode** parent )
 218 {
 219     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 220     return IXMLDOMNode_get_parentNode( This->node, parent );
 221 }
 222
 223 static HRESULT WINAPI domcdata_get_childNodes(
 224     IXMLDOMCDATASection *iface,
 225     IXMLDOMNodeList** outList)
 226 {
 227     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 228     return IXMLDOMNode_get_childNodes( This->node, outList );
 229 }
 230
 231 static HRESULT WINAPI domcdata_get_firstChild(
 232     IXMLDOMCDATASection *iface,
 233     IXMLDOMNode** domNode)
 234 {
 235     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 236     return IXMLDOMNode_get_firstChild( This->node, domNode );
 237 }
 238
 239 static HRESULT WINAPI domcdata_get_lastChild(
 240     IXMLDOMCDATASection *iface,
 241     IXMLDOMNode** domNode)
 242 {
 243     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 244     return IXMLDOMNode_get_lastChild( This->node, domNode );
 245 }
 246
 247 static HRESULT WINAPI domcdata_get_previousSibling(
 248     IXMLDOMCDATASection *iface,
 249     IXMLDOMNode** domNode)
 250 {
 251     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 252     return IXMLDOMNode_get_previousSibling( This->node, domNode );
 253 }
 254
 255 static HRESULT WINAPI domcdata_get_nextSibling(
 256     IXMLDOMCDATASection *iface,
 257     IXMLDOMNode** domNode)
 258 {
 259     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 260     return IXMLDOMNode_get_nextSibling( This->node, domNode );
 261 }
 262
 263 static HRESULT WINAPI domcdata_get_attributes(
 264     IXMLDOMCDATASection *iface,
 265     IXMLDOMNamedNodeMap** attributeMap)
 266 {
 267         domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 268     return IXMLDOMNode_get_attributes( This->node, attributeMap );
 269 }
 270
 271 static HRESULT WINAPI domcdata_insertBefore(
 272     IXMLDOMCDATASection *iface,
 273     IXMLDOMNode* newNode, VARIANT var1,
 274     IXMLDOMNode** outOldNode)
 275 {
 276     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 277     return IXMLDOMNode_insertBefore( This->node, newNode, var1, outOldNode );
 278 }
 279
 280 static HRESULT WINAPI domcdata_replaceChild(
 281     IXMLDOMCDATASection *iface,
 282     IXMLDOMNode* newNode,
 283     IXMLDOMNode* oldNode,
 284     IXMLDOMNode** outOldNode)
 285 {
 286     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 287     return IXMLDOMNode_replaceChild( This->node, newNode, oldNode, outOldNode );
 288 }
 289
 290 static HRESULT WINAPI domcdata_removeChild(
 291     IXMLDOMCDATASection *iface,
 292     IXMLDOMNode* domNode, IXMLDOMNode** oldNode)
 293 {
 294     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 295     return IXMLDOMNode_removeChild( This->node, domNode, oldNode );
 296 }
 297
 298 static HRESULT WINAPI domcdata_appendChild(
 299     IXMLDOMCDATASection *iface,
 300     IXMLDOMNode* newNode, IXMLDOMNode** outNewNode)
 301 {
 302     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 303     return IXMLDOMNode_appendChild( This->node, newNode, outNewNode );
 304 }
 305
 306 static HRESULT WINAPI domcdata_hasChildNodes(
 307     IXMLDOMCDATASection *iface,
 308     VARIANT_BOOL* pbool)
 309 {
 310     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 311     return IXMLDOMNode_hasChildNodes( This->node, pbool );
 312 }
 313
 314 static HRESULT WINAPI domcdata_get_ownerDocument(
 315     IXMLDOMCDATASection *iface,
 316     IXMLDOMDocument** domDocument)
 317 {
 318     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 319     return IXMLDOMNode_get_ownerDocument( This->node, domDocument );
 320 }
 321
 322 static HRESULT WINAPI domcdata_cloneNode(
 323     IXMLDOMCDATASection *iface,
 324     VARIANT_BOOL pbool, IXMLDOMNode** outNode)
 325 {
 326     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 327     return IXMLDOMNode_cloneNode( This->node, pbool, outNode );
 328 }
 329
 330 static HRESULT WINAPI domcdata_get_nodeTypeString(
 331     IXMLDOMCDATASection *iface,
 332     BSTR* p)
 333 {
 334     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 335     return IXMLDOMNode_get_nodeTypeString( This->node, p );
 336 }
 337
 338 static HRESULT WINAPI domcdata_get_text(
 339     IXMLDOMCDATASection *iface,
 340     BSTR* p)
 341 {
 342     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 343     return IXMLDOMNode_get_text( This->node, p );
 344 }
 345
 346 static HRESULT WINAPI domcdata_put_text(
 347     IXMLDOMCDATASection *iface,
 348     BSTR p)
 349 {
 350     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 351     return IXMLDOMNode_put_text( This->node, p );
 352 }
 353
 354 static HRESULT WINAPI domcdata_get_specified(
 355     IXMLDOMCDATASection *iface,
 356     VARIANT_BOOL* pbool)
 357 {
 358     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 359     return IXMLDOMNode_get_specified( This->node, pbool );
 360 }
 361
 362 static HRESULT WINAPI domcdata_get_definition(
 363     IXMLDOMCDATASection *iface,
 364     IXMLDOMNode** domNode)
 365 {
 366     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 367     return IXMLDOMNode_get_definition( This->node, domNode );
 368 }
 369
 370 static HRESULT WINAPI domcdata_get_nodeTypedValue(
 371     IXMLDOMCDATASection *iface,
 372     VARIANT* var1)
 373 {
 374     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 375     return IXMLDOMNode_get_nodeTypedValue( This->node, var1 );
 376 }
 377
 378 static HRESULT WINAPI domcdata_put_nodeTypedValue(
 379     IXMLDOMCDATASection *iface,
 380     VARIANT var1)
 381 {
 382     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 383     return IXMLDOMNode_put_nodeTypedValue( This->node, var1 );
 384 }
 385
 386 static HRESULT WINAPI domcdata_get_dataType(
 387     IXMLDOMCDATASection *iface,
 388     VARIANT* var1)
 389 {
 390     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 391     return IXMLDOMNode_get_dataType( This->node, var1 );
 392 }
 393
 394 static HRESULT WINAPI domcdata_put_dataType(
 395     IXMLDOMCDATASection *iface,
 396     BSTR p)
 397 {
 398     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 399     return IXMLDOMNode_put_dataType( This->node, p );
 400 }
 401
 402 static HRESULT WINAPI domcdata_get_xml(
 403     IXMLDOMCDATASection *iface,
 404     BSTR* p)
 405 {
 406     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 407     return IXMLDOMNode_get_xml( This->node, p );
 408 }
 409
 410 static HRESULT WINAPI domcdata_transformNode(
 411     IXMLDOMCDATASection *iface,
 412     IXMLDOMNode* domNode, BSTR* p)
 413 {
 414     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 415     return IXMLDOMNode_transformNode( This->node, domNode, p );
 416 }
 417
 418 static HRESULT WINAPI domcdata_selectNodes(
 419     IXMLDOMCDATASection *iface,
 420     BSTR p, IXMLDOMNodeList** outList)
 421 {
 422     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 423     return IXMLDOMNode_selectNodes( This->node, p, outList );
 424 }
 425
 426 static HRESULT WINAPI domcdata_selectSingleNode(
 427     IXMLDOMCDATASection *iface,
 428     BSTR p, IXMLDOMNode** outNode)
 429 {
 430     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 431     return IXMLDOMNode_selectSingleNode( This->node, p, outNode );
 432 }
 433
 434 static HRESULT WINAPI domcdata_get_parsed(
 435     IXMLDOMCDATASection *iface,
 436     VARIANT_BOOL* pbool)
 437 {
 438     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 439     return IXMLDOMNode_get_parsed( This->node, pbool );
 440 }
 441
 442 static HRESULT WINAPI domcdata_get_namespaceURI(
 443     IXMLDOMCDATASection *iface,
 444     BSTR* p)
 445 {
 446     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 447     return IXMLDOMNode_get_namespaceURI( This->node, p );
 448 }
 449
 450 static HRESULT WINAPI domcdata_get_prefix(
 451     IXMLDOMCDATASection *iface,
 452     BSTR* p)
 453 {
 454     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 455     return IXMLDOMNode_get_prefix( This->node, p );
 456 }
 457
 458 static HRESULT WINAPI domcdata_get_baseName(
 459     IXMLDOMCDATASection *iface,
 460     BSTR* p)
 461 {
 462     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 463     return IXMLDOMNode_get_baseName( This->node, p );
 464 }
 465
 466 static HRESULT WINAPI domcdata_transformNodeToObject(
 467     IXMLDOMCDATASection *iface,
 468     IXMLDOMNode* domNode, VARIANT var1)
 469 {
 470     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 471     return IXMLDOMNode_transformNodeToObject( This->node, domNode, var1 );
 472 }
 473
 474 static HRESULT WINAPI domcdata_get_data(
 475     IXMLDOMCDATASection *iface,
 476     BSTR *p)
 477 {
 478     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 479     HRESULT hr = E_FAIL;
 480     VARIANT vRet;
 481
 482     if(!p)
 483         return E_INVALIDARG;
 484
 485     hr = IXMLDOMNode_get_nodeValue( This->node, &vRet );
 486     if(hr == S_OK)
 487     {
 488         *p = V_BSTR(&vRet);
 489     }
 490
 491     return hr;
 492 }
 493
 494 static HRESULT WINAPI domcdata_put_data(
 495     IXMLDOMCDATASection *iface,
 496     BSTR data)
 497 {
 498     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 499     HRESULT hr = E_FAIL;
 500     VARIANT val;
 501
 502     TRACE("%p %s\n", This, debugstr_w(data) );
 503
 504     V_VT(&val) = VT_BSTR;
 505     V_BSTR(&val) = data;
 506
 507     hr = IXMLDOMNode_put_nodeValue( This->node, val );
 508
 509     return hr;
 510 }
 511
 512 static HRESULT WINAPI domcdata_get_length(
 513     IXMLDOMCDATASection *iface,
 514     long *len)
 515 {
 516     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 517     xmlnode *pDOMNode = impl_from_IXMLDOMNode( (IXMLDOMNode*)This->node );
 518     xmlChar *pContent;
 519     long nLength = 0;
 520
 521     TRACE("%p\n", iface);
 522
 523     if(!len)
 524         return E_INVALIDARG;
 525
 526     pContent = xmlNodeGetContent(pDOMNode->node);
 527     if(pContent)
 528     {
 529         nLength = xmlStrlen(pContent);
 530         xmlFree(pContent);
 531     }
 532
 533     *len = nLength;
 534
 535     return S_OK;
 536 }
 537
 538 static HRESULT WINAPI domcdata_substringData(
 539     IXMLDOMCDATASection *iface,
 540     long offset, long count, BSTR *p)
 541 {
 542     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 543     xmlnode *pDOMNode = impl_from_IXMLDOMNode( (IXMLDOMNode*)This->node );
 544     xmlChar *pContent;
 545     long nLength = 0;
 546     HRESULT hr = S_FALSE;
 547
 548     TRACE("%p\n", iface);
 549
 550     if(!p)
 551         return E_INVALIDARG;
 552
 553     *p = NULL;
 554     if(offset < 0 || count < 0)
 555         return E_INVALIDARG;
 556
 557     if(count == 0)
 558         return hr;
 559
 560     pContent = xmlNodeGetContent(pDOMNode->node);
 561     if(pContent)
 562     {
 563         nLength = xmlStrlen(pContent);
 564
 565         if( offset < nLength)
 566         {
 567             BSTR sContent = bstr_from_xmlChar(pContent);
 568             if(offset + count > nLength)
 569                 *p = SysAllocString(&sContent[offset]);
 570             else
 571                 *p = SysAllocStringLen(&sContent[offset], count);
 572
 573             SysFreeString(sContent);
 574             hr = S_OK;
 575         }
 576
 577         xmlFree(pContent);
 578     }
 579
 580     return hr;
 581 }
 582
 583 static HRESULT WINAPI domcdata_appendData(
 584     IXMLDOMCDATASection *iface,
 585     BSTR p)
 586 {
 587     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 588     xmlnode *pDOMNode = impl_from_IXMLDOMNode( (IXMLDOMNode*)This->node );
 589     xmlChar *pContent;
 590     HRESULT hr = S_FALSE;
 591
 592     TRACE("%p\n", iface);
 593
 594     /* Nothing to do if NULL or an Empty string passed in. */
 595     if(p == NULL || SysStringLen(p) == 0)
 596         return S_OK;
 597
 598     pContent = xmlChar_from_wchar( (WCHAR*)p );
 599     if(pContent)
 600     {
 601         if(xmlTextConcat(pDOMNode->node, pContent, SysStringLen(p) ) == 0)
 602             hr = S_OK;
 603         else
 604             hr = E_FAIL;
 605     }
 606     else
 607         hr = E_FAIL;
 608     HeapFree(GetProcessHeap(), 0, pContent);
 609
 610     return hr;
 611 }
 612
 613 static HRESULT WINAPI domcdata_insertData(
 614     IXMLDOMCDATASection *iface,
 615     long offset, BSTR p)
 616 {
 617     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 618     xmlnode *pDOMNode = impl_from_IXMLDOMNode( (IXMLDOMNode*)This->node );
 619     xmlChar *pXmlContent;
 620     BSTR sNewString;
 621     HRESULT hr = S_FALSE;
 622     long nLength = 0, nLengthP = 0;
 623     xmlChar *str = NULL;
 624
 625     TRACE("%p\n", This);
 626
 627     /* If have a NULL or empty string, don't do anything. */
 628     if(SysStringLen(p) == 0)
 629         return S_OK;
 630
 631     if(offset < 0)
 632     {
 633         return E_INVALIDARG;
 634     }
 635
 636     pXmlContent = xmlNodeGetContent(pDOMNode->node);
 637     if(pXmlContent)
 638     {
 639         BSTR sContent = bstr_from_xmlChar( pXmlContent );
 640         nLength = SysStringLen(sContent);
 641         nLengthP = SysStringLen(p);
 642
 643         if(nLength < offset)
 644         {
 645             SysFreeString(sContent);
 646             xmlFree(pXmlContent);
 647
 648             return E_INVALIDARG;
 649         }
 650
 651         sNewString = SysAllocStringLen(NULL, nLength + nLengthP + 1);
 652         if(sNewString)
 653         {
 654             if(offset > 0)
 655                 memcpy(sNewString, sContent, offset * sizeof(WCHAR));
 656
 657             memcpy(&sNewString[offset], p, nLengthP * sizeof(WCHAR));
 658
 659             if(offset+nLengthP < nLength)
 660                 memcpy(&sNewString[offset+nLengthP], &sContent[offset], (nLength-offset) * sizeof(WCHAR));
 661
 662             sNewString[nLengthP + nLength] = 0;
 663
 664             str = xmlChar_from_wchar((WCHAR*)sNewString);
 665             if(str)
 666             {
 667                 xmlNodeSetContent(pDOMNode->node, str);
 668                 hr = S_OK;
 669             }
 670             HeapFree(GetProcessHeap(), 0, str);
 671
 672             SysFreeString(sNewString);
 673         }
 674
 675         SysFreeString(sContent);
 676
 677         xmlFree(pXmlContent);
 678     }
 679
 680     return hr;
 681 }
 682
 683 static HRESULT WINAPI domcdata_deleteData(
 684     IXMLDOMCDATASection *iface,
 685     long offset, long count)
 686 {
 687     FIXME("\n");
 688     return E_NOTIMPL;
 689 }
 690
 691 static HRESULT WINAPI domcdata_replaceData(
 692     IXMLDOMCDATASection *iface,
 693     long offset, long count, BSTR p)
 694 {
 695     FIXME("\n");
 696     return E_NOTIMPL;
 697 }
 698
 699 static HRESULT WINAPI domcdata_splitText(
 700     IXMLDOMCDATASection *iface,
 701     long offset, IXMLDOMText **txtNode)
 702 {
 703     FIXME("\n");
 704     return E_NOTIMPL;
 705 }
 706
 707
 708 static const struct IXMLDOMCDATASectionVtbl domcdata_vtbl =
 709 {
 710     domcdata_QueryInterface,
 711     domcdata_AddRef,
 712     domcdata_Release,
 713     domcdata_GetTypeInfoCount,
 714     domcdata_GetTypeInfo,
 715     domcdata_GetIDsOfNames,
 716     domcdata_Invoke,
 717     domcdata_get_nodeName,
 718     domcdata_get_nodeValue,
 719     domcdata_put_nodeValue,
 720     domcdata_get_nodeType,
 721     domcdata_get_parentNode,
 722     domcdata_get_childNodes,
 723     domcdata_get_firstChild,
 724     domcdata_get_lastChild,
 725     domcdata_get_previousSibling,
 726     domcdata_get_nextSibling,
 727     domcdata_get_attributes,
 728     domcdata_insertBefore,
 729     domcdata_replaceChild,
 730     domcdata_removeChild,
 731     domcdata_appendChild,
 732     domcdata_hasChildNodes,
 733     domcdata_get_ownerDocument,
 734     domcdata_cloneNode,
 735     domcdata_get_nodeTypeString,
 736     domcdata_get_text,
 737     domcdata_put_text,
 738     domcdata_get_specified,
 739     domcdata_get_definition,
 740     domcdata_get_nodeTypedValue,
 741     domcdata_put_nodeTypedValue,
 742     domcdata_get_dataType,
 743     domcdata_put_dataType,
 744     domcdata_get_xml,
 745     domcdata_transformNode,
 746     domcdata_selectNodes,
 747     domcdata_selectSingleNode,
 748     domcdata_get_parsed,
 749     domcdata_get_namespaceURI,
 750     domcdata_get_prefix,
 751     domcdata_get_baseName,
 752     domcdata_transformNodeToObject,
 753     domcdata_get_data,
 754     domcdata_put_data,
 755     domcdata_get_length,
 756     domcdata_substringData,
 757     domcdata_appendData,
 758     domcdata_insertData,
 759     domcdata_deleteData,
 760     domcdata_replaceData,
 761     domcdata_splitText
 762 };
 763
 764 IUnknown* create_cdata( xmlNodePtr text )
 765 {
 766     domcdata *This;
 767     HRESULT hr;
 768
 769     This = HeapAlloc( GetProcessHeap(), 0, sizeof *This );
 770     if ( !This )
 771         return NULL;
 772
 773     This->lpVtbl = &domcdata_vtbl;
 774     This->ref = 1;
 775
 776     This->node_unk = create_basic_node( text, (IUnknown*)&This->lpVtbl );
 777     if(!This->node_unk)
 778     {
 779         HeapFree(GetProcessHeap(), 0, This);
 780         return NULL;
 781     }
 782
 783     hr = IUnknown_QueryInterface(This->node_unk, &IID_IXMLDOMNode, (LPVOID*)&This->node);
 784     if(FAILED(hr))
 785     {
 786         IUnknown_Release(This->node_unk);
 787         HeapFree( GetProcessHeap(), 0, This );
 788         return NULL;
 789     }
 790     /* The ref on This->node is actually looped back into this object, so release it */
 791     IXMLDOMNode_Release(This->node);
 792
 793     return (IUnknown*) &This->lpVtbl;
 794 }
 795
 796 #endif