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 if ( IsEqualGUID( riid, &IID_IXMLDOMText ) ||
  73               IsEqualGUID( riid, &IID_IXMLDOMElement ) )
  74     {
  75         TRACE("Unsupported interface\n");
  76         return E_NOINTERFACE;
  77     }
  78     else
  79     {
  80         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
  81         return E_NOINTERFACE;
  82     }
  83
  84     IXMLDOMCDATASection_AddRef( iface );
  85
  86     return S_OK;
  87 }
  88
  89 static ULONG WINAPI domcdata_AddRef(
  90     IXMLDOMCDATASection *iface )
  91 {
  92     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
  93     return InterlockedIncrement( &This->ref );
  94 }
  95
  96 static ULONG WINAPI domcdata_Release(
  97     IXMLDOMCDATASection *iface )
  98 {
  99     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 100     ULONG ref;
 101
 102     ref = InterlockedDecrement( &This->ref );
 103     if ( ref == 0 )
 104     {
 105         IUnknown_Release( This->node_unk );
 106         HeapFree( GetProcessHeap(), 0, This );
 107     }
 108
 109     return ref;
 110 }
 111
 112 static HRESULT WINAPI domcdata_GetTypeInfoCount(
 113     IXMLDOMCDATASection *iface,
 114     UINT* pctinfo )
 115 {
 116     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 117
 118     TRACE("(%p)->(%p)\n", This, pctinfo);
 119
 120     *pctinfo = 1;
 121
 122     return S_OK;
 123 }
 124
 125 static HRESULT WINAPI domcdata_GetTypeInfo(
 126     IXMLDOMCDATASection *iface,
 127     UINT iTInfo, LCID lcid,
 128     ITypeInfo** ppTInfo )
 129 {
 130     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 131     HRESULT hr;
 132
 133     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 134
 135     hr = get_typeinfo(IXMLDOMCDATASection_tid, ppTInfo);
 136
 137     return hr;
 138 }
 139
 140 static HRESULT WINAPI domcdata_GetIDsOfNames(
 141     IXMLDOMCDATASection *iface,
 142     REFIID riid, LPOLESTR* rgszNames,
 143     UINT cNames, LCID lcid, DISPID* rgDispId )
 144 {
 145     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 146     ITypeInfo *typeinfo;
 147     HRESULT hr;
 148
 149     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 150           lcid, rgDispId);
 151
 152     if(!rgszNames || cNames == 0 || !rgDispId)
 153         return E_INVALIDARG;
 154
 155     hr = get_typeinfo(IXMLDOMCDATASection_tid, &typeinfo);
 156     if(SUCCEEDED(hr))
 157     {
 158         hr = ITypeInfo_GetIDsOfNames(typeinfo, rgszNames, cNames, rgDispId);
 159         ITypeInfo_Release(typeinfo);
 160     }
 161
 162     return hr;
 163 }
 164
 165 static HRESULT WINAPI domcdata_Invoke(
 166     IXMLDOMCDATASection *iface,
 167     DISPID dispIdMember, REFIID riid, LCID lcid,
 168     WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarResult,
 169     EXCEPINFO* pExcepInfo, UINT* puArgErr )
 170 {
 171     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 172     ITypeInfo *typeinfo;
 173     HRESULT hr;
 174
 175     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 176           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 177
 178     hr = get_typeinfo(IXMLDOMCDATASection_tid, &typeinfo);
 179     if(SUCCEEDED(hr))
 180     {
 181         hr = ITypeInfo_Invoke(typeinfo, &(This->lpVtbl), dispIdMember, wFlags, pDispParams,
 182                 pVarResult, pExcepInfo, puArgErr);
 183         ITypeInfo_Release(typeinfo);
 184     }
 185
 186     return hr;
 187 }
 188
 189 static HRESULT WINAPI domcdata_get_nodeName(
 190     IXMLDOMCDATASection *iface,
 191     BSTR* p )
 192 {
 193     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 194     return IXMLDOMNode_get_nodeName( This->node, p );
 195 }
 196
 197 static HRESULT WINAPI domcdata_get_nodeValue(
 198     IXMLDOMCDATASection *iface,
 199     VARIANT* var1 )
 200 {
 201     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 202     return IXMLDOMNode_get_nodeValue( This->node, var1 );
 203 }
 204
 205 static HRESULT WINAPI domcdata_put_nodeValue(
 206     IXMLDOMCDATASection *iface,
 207     VARIANT var1 )
 208 {
 209     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 210     return IXMLDOMNode_put_nodeValue( This->node, var1 );
 211 }
 212
 213 static HRESULT WINAPI domcdata_get_nodeType(
 214     IXMLDOMCDATASection *iface,
 215     DOMNodeType* domNodeType )
 216 {
 217     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 218     return IXMLDOMNode_get_nodeType( This->node, domNodeType );
 219 }
 220
 221 static HRESULT WINAPI domcdata_get_parentNode(
 222     IXMLDOMCDATASection *iface,
 223     IXMLDOMNode** parent )
 224 {
 225     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 226     return IXMLDOMNode_get_parentNode( This->node, parent );
 227 }
 228
 229 static HRESULT WINAPI domcdata_get_childNodes(
 230     IXMLDOMCDATASection *iface,
 231     IXMLDOMNodeList** outList)
 232 {
 233     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 234     return IXMLDOMNode_get_childNodes( This->node, outList );
 235 }
 236
 237 static HRESULT WINAPI domcdata_get_firstChild(
 238     IXMLDOMCDATASection *iface,
 239     IXMLDOMNode** domNode)
 240 {
 241     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 242     return IXMLDOMNode_get_firstChild( This->node, domNode );
 243 }
 244
 245 static HRESULT WINAPI domcdata_get_lastChild(
 246     IXMLDOMCDATASection *iface,
 247     IXMLDOMNode** domNode)
 248 {
 249     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 250     return IXMLDOMNode_get_lastChild( This->node, domNode );
 251 }
 252
 253 static HRESULT WINAPI domcdata_get_previousSibling(
 254     IXMLDOMCDATASection *iface,
 255     IXMLDOMNode** domNode)
 256 {
 257     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 258     return IXMLDOMNode_get_previousSibling( This->node, domNode );
 259 }
 260
 261 static HRESULT WINAPI domcdata_get_nextSibling(
 262     IXMLDOMCDATASection *iface,
 263     IXMLDOMNode** domNode)
 264 {
 265     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 266     return IXMLDOMNode_get_nextSibling( This->node, domNode );
 267 }
 268
 269 static HRESULT WINAPI domcdata_get_attributes(
 270     IXMLDOMCDATASection *iface,
 271     IXMLDOMNamedNodeMap** attributeMap)
 272 {
 273         domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 274     return IXMLDOMNode_get_attributes( This->node, attributeMap );
 275 }
 276
 277 static HRESULT WINAPI domcdata_insertBefore(
 278     IXMLDOMCDATASection *iface,
 279     IXMLDOMNode* newNode, VARIANT var1,
 280     IXMLDOMNode** outOldNode)
 281 {
 282     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 283     return IXMLDOMNode_insertBefore( This->node, newNode, var1, outOldNode );
 284 }
 285
 286 static HRESULT WINAPI domcdata_replaceChild(
 287     IXMLDOMCDATASection *iface,
 288     IXMLDOMNode* newNode,
 289     IXMLDOMNode* oldNode,
 290     IXMLDOMNode** outOldNode)
 291 {
 292     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 293     return IXMLDOMNode_replaceChild( This->node, newNode, oldNode, outOldNode );
 294 }
 295
 296 static HRESULT WINAPI domcdata_removeChild(
 297     IXMLDOMCDATASection *iface,
 298     IXMLDOMNode* domNode, IXMLDOMNode** oldNode)
 299 {
 300     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 301     return IXMLDOMNode_removeChild( This->node, domNode, oldNode );
 302 }
 303
 304 static HRESULT WINAPI domcdata_appendChild(
 305     IXMLDOMCDATASection *iface,
 306     IXMLDOMNode* newNode, IXMLDOMNode** outNewNode)
 307 {
 308     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 309     return IXMLDOMNode_appendChild( This->node, newNode, outNewNode );
 310 }
 311
 312 static HRESULT WINAPI domcdata_hasChildNodes(
 313     IXMLDOMCDATASection *iface,
 314     VARIANT_BOOL* pbool)
 315 {
 316     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 317     return IXMLDOMNode_hasChildNodes( This->node, pbool );
 318 }
 319
 320 static HRESULT WINAPI domcdata_get_ownerDocument(
 321     IXMLDOMCDATASection *iface,
 322     IXMLDOMDocument** domDocument)
 323 {
 324     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 325     return IXMLDOMNode_get_ownerDocument( This->node, domDocument );
 326 }
 327
 328 static HRESULT WINAPI domcdata_cloneNode(
 329     IXMLDOMCDATASection *iface,
 330     VARIANT_BOOL pbool, IXMLDOMNode** outNode)
 331 {
 332     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 333     return IXMLDOMNode_cloneNode( This->node, pbool, outNode );
 334 }
 335
 336 static HRESULT WINAPI domcdata_get_nodeTypeString(
 337     IXMLDOMCDATASection *iface,
 338     BSTR* p)
 339 {
 340     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 341     return IXMLDOMNode_get_nodeTypeString( This->node, p );
 342 }
 343
 344 static HRESULT WINAPI domcdata_get_text(
 345     IXMLDOMCDATASection *iface,
 346     BSTR* p)
 347 {
 348     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 349     return IXMLDOMNode_get_text( This->node, p );
 350 }
 351
 352 static HRESULT WINAPI domcdata_put_text(
 353     IXMLDOMCDATASection *iface,
 354     BSTR p)
 355 {
 356     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 357     return IXMLDOMNode_put_text( This->node, p );
 358 }
 359
 360 static HRESULT WINAPI domcdata_get_specified(
 361     IXMLDOMCDATASection *iface,
 362     VARIANT_BOOL* pbool)
 363 {
 364     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 365     return IXMLDOMNode_get_specified( This->node, pbool );
 366 }
 367
 368 static HRESULT WINAPI domcdata_get_definition(
 369     IXMLDOMCDATASection *iface,
 370     IXMLDOMNode** domNode)
 371 {
 372     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 373     return IXMLDOMNode_get_definition( This->node, domNode );
 374 }
 375
 376 static HRESULT WINAPI domcdata_get_nodeTypedValue(
 377     IXMLDOMCDATASection *iface,
 378     VARIANT* var1)
 379 {
 380     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 381     return IXMLDOMNode_get_nodeTypedValue( This->node, var1 );
 382 }
 383
 384 static HRESULT WINAPI domcdata_put_nodeTypedValue(
 385     IXMLDOMCDATASection *iface,
 386     VARIANT var1)
 387 {
 388     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 389     return IXMLDOMNode_put_nodeTypedValue( This->node, var1 );
 390 }
 391
 392 static HRESULT WINAPI domcdata_get_dataType(
 393     IXMLDOMCDATASection *iface,
 394     VARIANT* var1)
 395 {
 396     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 397     return IXMLDOMNode_get_dataType( This->node, var1 );
 398 }
 399
 400 static HRESULT WINAPI domcdata_put_dataType(
 401     IXMLDOMCDATASection *iface,
 402     BSTR p)
 403 {
 404     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 405     return IXMLDOMNode_put_dataType( This->node, p );
 406 }
 407
 408 static HRESULT WINAPI domcdata_get_xml(
 409     IXMLDOMCDATASection *iface,
 410     BSTR* p)
 411 {
 412     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 413     return IXMLDOMNode_get_xml( This->node, p );
 414 }
 415
 416 static HRESULT WINAPI domcdata_transformNode(
 417     IXMLDOMCDATASection *iface,
 418     IXMLDOMNode* domNode, BSTR* p)
 419 {
 420     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 421     return IXMLDOMNode_transformNode( This->node, domNode, p );
 422 }
 423
 424 static HRESULT WINAPI domcdata_selectNodes(
 425     IXMLDOMCDATASection *iface,
 426     BSTR p, IXMLDOMNodeList** outList)
 427 {
 428     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 429     return IXMLDOMNode_selectNodes( This->node, p, outList );
 430 }
 431
 432 static HRESULT WINAPI domcdata_selectSingleNode(
 433     IXMLDOMCDATASection *iface,
 434     BSTR p, IXMLDOMNode** outNode)
 435 {
 436     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 437     return IXMLDOMNode_selectSingleNode( This->node, p, outNode );
 438 }
 439
 440 static HRESULT WINAPI domcdata_get_parsed(
 441     IXMLDOMCDATASection *iface,
 442     VARIANT_BOOL* pbool)
 443 {
 444     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 445     return IXMLDOMNode_get_parsed( This->node, pbool );
 446 }
 447
 448 static HRESULT WINAPI domcdata_get_namespaceURI(
 449     IXMLDOMCDATASection *iface,
 450     BSTR* p)
 451 {
 452     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 453     return IXMLDOMNode_get_namespaceURI( This->node, p );
 454 }
 455
 456 static HRESULT WINAPI domcdata_get_prefix(
 457     IXMLDOMCDATASection *iface,
 458     BSTR* p)
 459 {
 460     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 461     return IXMLDOMNode_get_prefix( This->node, p );
 462 }
 463
 464 static HRESULT WINAPI domcdata_get_baseName(
 465     IXMLDOMCDATASection *iface,
 466     BSTR* p)
 467 {
 468     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 469     return IXMLDOMNode_get_baseName( This->node, p );
 470 }
 471
 472 static HRESULT WINAPI domcdata_transformNodeToObject(
 473     IXMLDOMCDATASection *iface,
 474     IXMLDOMNode* domNode, VARIANT var1)
 475 {
 476     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 477     return IXMLDOMNode_transformNodeToObject( This->node, domNode, var1 );
 478 }
 479
 480 static HRESULT WINAPI domcdata_get_data(
 481     IXMLDOMCDATASection *iface,
 482     BSTR *p)
 483 {
 484     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 485     HRESULT hr = E_FAIL;
 486     VARIANT vRet;
 487
 488     if(!p)
 489         return E_INVALIDARG;
 490
 491     hr = IXMLDOMNode_get_nodeValue( This->node, &vRet );
 492     if(hr == S_OK)
 493     {
 494         *p = V_BSTR(&vRet);
 495     }
 496
 497     return hr;
 498 }
 499
 500 static HRESULT WINAPI domcdata_put_data(
 501     IXMLDOMCDATASection *iface,
 502     BSTR data)
 503 {
 504     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 505     HRESULT hr = E_FAIL;
 506     VARIANT val;
 507
 508     TRACE("%p %s\n", This, debugstr_w(data) );
 509
 510     V_VT(&val) = VT_BSTR;
 511     V_BSTR(&val) = data;
 512
 513     hr = IXMLDOMNode_put_nodeValue( This->node, val );
 514
 515     return hr;
 516 }
 517
 518 static HRESULT WINAPI domcdata_get_length(
 519     IXMLDOMCDATASection *iface,
 520     long *len)
 521 {
 522     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 523     xmlnode *pDOMNode = impl_from_IXMLDOMNode( This->node );
 524     xmlChar *pContent;
 525     long nLength = 0;
 526
 527     TRACE("%p\n", iface);
 528
 529     if(!len)
 530         return E_INVALIDARG;
 531
 532     pContent = xmlNodeGetContent(pDOMNode->node);
 533     if(pContent)
 534     {
 535         nLength = xmlStrlen(pContent);
 536         xmlFree(pContent);
 537     }
 538
 539     *len = nLength;
 540
 541     return S_OK;
 542 }
 543
 544 static HRESULT WINAPI domcdata_substringData(
 545     IXMLDOMCDATASection *iface,
 546     long offset, long count, BSTR *p)
 547 {
 548     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 549     xmlnode *pDOMNode = impl_from_IXMLDOMNode( This->node );
 550     xmlChar *pContent;
 551     long nLength = 0;
 552     HRESULT hr = S_FALSE;
 553
 554     TRACE("%p\n", iface);
 555
 556     if(!p)
 557         return E_INVALIDARG;
 558
 559     *p = NULL;
 560     if(offset < 0 || count < 0)
 561         return E_INVALIDARG;
 562
 563     if(count == 0)
 564         return hr;
 565
 566     pContent = xmlNodeGetContent(pDOMNode->node);
 567     if(pContent)
 568     {
 569         nLength = xmlStrlen(pContent);
 570
 571         if( offset < nLength)
 572         {
 573             BSTR sContent = bstr_from_xmlChar(pContent);
 574             if(offset + count > nLength)
 575                 *p = SysAllocString(&sContent[offset]);
 576             else
 577                 *p = SysAllocStringLen(&sContent[offset], count);
 578
 579             SysFreeString(sContent);
 580             hr = S_OK;
 581         }
 582
 583         xmlFree(pContent);
 584     }
 585
 586     return hr;
 587 }
 588
 589 static HRESULT WINAPI domcdata_appendData(
 590     IXMLDOMCDATASection *iface,
 591     BSTR p)
 592 {
 593     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 594     xmlnode *pDOMNode = impl_from_IXMLDOMNode( This->node );
 595     xmlChar *pContent;
 596     HRESULT hr = S_FALSE;
 597
 598     TRACE("%p\n", iface);
 599
 600     /* Nothing to do if NULL or an Empty string passed in. */
 601     if(p == NULL || SysStringLen(p) == 0)
 602         return S_OK;
 603
 604     pContent = xmlChar_from_wchar( p );
 605     if(pContent)
 606     {
 607         if(xmlTextConcat(pDOMNode->node, pContent, SysStringLen(p) ) == 0)
 608             hr = S_OK;
 609         else
 610             hr = E_FAIL;
 611     }
 612     else
 613         hr = E_FAIL;
 614     HeapFree(GetProcessHeap(), 0, pContent);
 615
 616     return hr;
 617 }
 618
 619 static HRESULT WINAPI domcdata_insertData(
 620     IXMLDOMCDATASection *iface,
 621     long offset, BSTR p)
 622 {
 623     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 624     xmlnode *pDOMNode = impl_from_IXMLDOMNode( This->node );
 625     xmlChar *pXmlContent;
 626     BSTR sNewString;
 627     HRESULT hr = S_FALSE;
 628     long nLength = 0, nLengthP = 0;
 629     xmlChar *str = NULL;
 630
 631     TRACE("%p\n", This);
 632
 633     /* If have a NULL or empty string, don't do anything. */
 634     if(SysStringLen(p) == 0)
 635         return S_OK;
 636
 637     if(offset < 0)
 638     {
 639         return E_INVALIDARG;
 640     }
 641
 642     pXmlContent = xmlNodeGetContent(pDOMNode->node);
 643     if(pXmlContent)
 644     {
 645         BSTR sContent = bstr_from_xmlChar( pXmlContent );
 646         nLength = SysStringLen(sContent);
 647         nLengthP = SysStringLen(p);
 648
 649         if(nLength < offset)
 650         {
 651             SysFreeString(sContent);
 652             xmlFree(pXmlContent);
 653
 654             return E_INVALIDARG;
 655         }
 656
 657         sNewString = SysAllocStringLen(NULL, nLength + nLengthP + 1);
 658         if(sNewString)
 659         {
 660             if(offset > 0)
 661                 memcpy(sNewString, sContent, offset * sizeof(WCHAR));
 662
 663             memcpy(&sNewString[offset], p, nLengthP * sizeof(WCHAR));
 664
 665             if(offset+nLengthP < nLength)
 666                 memcpy(&sNewString[offset+nLengthP], &sContent[offset], (nLength-offset) * sizeof(WCHAR));
 667
 668             sNewString[nLengthP + nLength] = 0;
 669
 670             str = xmlChar_from_wchar(sNewString);
 671             if(str)
 672             {
 673                 xmlNodeSetContent(pDOMNode->node, str);
 674                 hr = S_OK;
 675             }
 676             HeapFree(GetProcessHeap(), 0, str);
 677
 678             SysFreeString(sNewString);
 679         }
 680
 681         SysFreeString(sContent);
 682
 683         xmlFree(pXmlContent);
 684     }
 685
 686     return hr;
 687 }
 688
 689 static HRESULT WINAPI domcdata_deleteData(
 690     IXMLDOMCDATASection *iface,
 691     long offset, long count)
 692 {
 693     FIXME("\n");
 694     return E_NOTIMPL;
 695 }
 696
 697 static HRESULT WINAPI domcdata_replaceData(
 698     IXMLDOMCDATASection *iface,
 699     long offset, long count, BSTR p)
 700 {
 701     FIXME("\n");
 702     return E_NOTIMPL;
 703 }
 704
 705 static HRESULT WINAPI domcdata_splitText(
 706     IXMLDOMCDATASection *iface,
 707     long offset, IXMLDOMText **txtNode)
 708 {
 709     FIXME("\n");
 710     return E_NOTIMPL;
 711 }
 712
 713
 714 static const struct IXMLDOMCDATASectionVtbl domcdata_vtbl =
 715 {
 716     domcdata_QueryInterface,
 717     domcdata_AddRef,
 718     domcdata_Release,
 719     domcdata_GetTypeInfoCount,
 720     domcdata_GetTypeInfo,
 721     domcdata_GetIDsOfNames,
 722     domcdata_Invoke,
 723     domcdata_get_nodeName,
 724     domcdata_get_nodeValue,
 725     domcdata_put_nodeValue,
 726     domcdata_get_nodeType,
 727     domcdata_get_parentNode,
 728     domcdata_get_childNodes,
 729     domcdata_get_firstChild,
 730     domcdata_get_lastChild,
 731     domcdata_get_previousSibling,
 732     domcdata_get_nextSibling,
 733     domcdata_get_attributes,
 734     domcdata_insertBefore,
 735     domcdata_replaceChild,
 736     domcdata_removeChild,
 737     domcdata_appendChild,
 738     domcdata_hasChildNodes,
 739     domcdata_get_ownerDocument,
 740     domcdata_cloneNode,
 741     domcdata_get_nodeTypeString,
 742     domcdata_get_text,
 743     domcdata_put_text,
 744     domcdata_get_specified,
 745     domcdata_get_definition,
 746     domcdata_get_nodeTypedValue,
 747     domcdata_put_nodeTypedValue,
 748     domcdata_get_dataType,
 749     domcdata_put_dataType,
 750     domcdata_get_xml,
 751     domcdata_transformNode,
 752     domcdata_selectNodes,
 753     domcdata_selectSingleNode,
 754     domcdata_get_parsed,
 755     domcdata_get_namespaceURI,
 756     domcdata_get_prefix,
 757     domcdata_get_baseName,
 758     domcdata_transformNodeToObject,
 759     domcdata_get_data,
 760     domcdata_put_data,
 761     domcdata_get_length,
 762     domcdata_substringData,
 763     domcdata_appendData,
 764     domcdata_insertData,
 765     domcdata_deleteData,
 766     domcdata_replaceData,
 767     domcdata_splitText
 768 };
 769
 770 IUnknown* create_cdata( xmlNodePtr text )
 771 {
 772     domcdata *This;
 773     HRESULT hr;
 774
 775     This = HeapAlloc( GetProcessHeap(), 0, sizeof *This );
 776     if ( !This )
 777         return NULL;
 778
 779     This->lpVtbl = &domcdata_vtbl;
 780     This->ref = 1;
 781
 782     This->node_unk = create_basic_node( text, (IUnknown*)&This->lpVtbl );
 783     if(!This->node_unk)
 784     {
 785         HeapFree(GetProcessHeap(), 0, This);
 786         return NULL;
 787     }
 788
 789     hr = IUnknown_QueryInterface(This->node_unk, &IID_IXMLDOMNode, (LPVOID*)&This->node);
 790     if(FAILED(hr))
 791     {
 792         IUnknown_Release(This->node_unk);
 793         HeapFree( GetProcessHeap(), 0, This );
 794         return NULL;
 795     }
 796     /* The ref on This->node is actually looped back into this object, so release it */
 797     IXMLDOMNode_Release(This->node);
 798
 799     return (IUnknown*) &This->lpVtbl;
 800 }
 801
 802 #endif