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     xmlnode node;
  43     const struct IXMLDOMCDATASectionVtbl *lpVtbl;
  44     LONG ref;
  45 } domcdata;
  46
  47 static inline domcdata *impl_from_IXMLDOMCDATASection( IXMLDOMCDATASection *iface )
  48 {
  49     return (domcdata *)((char*)iface - FIELD_OFFSET(domcdata, lpVtbl));
  50 }
  51
  52 static HRESULT WINAPI domcdata_QueryInterface(
  53     IXMLDOMCDATASection *iface,
  54     REFIID riid,
  55     void** ppvObject )
  56 {
  57     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
  58     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObject);
  59
  60     if ( IsEqualGUID( riid, &IID_IXMLDOMCDATASection ) ||
  61          IsEqualGUID( riid, &IID_IXMLDOMCharacterData) ||
  62          IsEqualGUID( riid, &IID_IDispatch ) ||
  63          IsEqualGUID( riid, &IID_IUnknown ) )
  64     {
  65         *ppvObject = iface;
  66     }
  67     else if ( IsEqualGUID( riid, &IID_IXMLDOMNode ) )
  68     {
  69         *ppvObject = IXMLDOMNode_from_impl(&This->node);
  70     }
  71     else if ( IsEqualGUID( riid, &IID_IXMLDOMText ) ||
  72               IsEqualGUID( riid, &IID_IXMLDOMElement ) )
  73     {
  74         TRACE("Unsupported interface\n");
  75         return E_NOINTERFACE;
  76     }
  77     else
  78     {
  79         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
  80         return E_NOINTERFACE;
  81     }
  82
  83     IXMLDOMText_AddRef((IUnknown*)*ppvObject);
  84     return S_OK;
  85 }
  86
  87 static ULONG WINAPI domcdata_AddRef(
  88     IXMLDOMCDATASection *iface )
  89 {
  90     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
  91     return InterlockedIncrement( &This->ref );
  92 }
  93
  94 static ULONG WINAPI domcdata_Release(
  95     IXMLDOMCDATASection *iface )
  96 {
  97     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
  98     ULONG ref;
  99
 100     ref = InterlockedDecrement( &This->ref );
 101     if ( ref == 0 )
 102     {
 103         destroy_xmlnode(&This->node);
 104         heap_free( This );
 105     }
 106
 107     return ref;
 108 }
 109
 110 static HRESULT WINAPI domcdata_GetTypeInfoCount(
 111     IXMLDOMCDATASection *iface,
 112     UINT* pctinfo )
 113 {
 114     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 115
 116     TRACE("(%p)->(%p)\n", This, pctinfo);
 117
 118     *pctinfo = 1;
 119
 120     return S_OK;
 121 }
 122
 123 static HRESULT WINAPI domcdata_GetTypeInfo(
 124     IXMLDOMCDATASection *iface,
 125     UINT iTInfo, LCID lcid,
 126     ITypeInfo** ppTInfo )
 127 {
 128     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 129     HRESULT hr;
 130
 131     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 132
 133     hr = get_typeinfo(IXMLDOMCDATASection_tid, ppTInfo);
 134
 135     return hr;
 136 }
 137
 138 static HRESULT WINAPI domcdata_GetIDsOfNames(
 139     IXMLDOMCDATASection *iface,
 140     REFIID riid, LPOLESTR* rgszNames,
 141     UINT cNames, LCID lcid, DISPID* rgDispId )
 142 {
 143     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 144     ITypeInfo *typeinfo;
 145     HRESULT hr;
 146
 147     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 148           lcid, rgDispId);
 149
 150     if(!rgszNames || cNames == 0 || !rgDispId)
 151         return E_INVALIDARG;
 152
 153     hr = get_typeinfo(IXMLDOMCDATASection_tid, &typeinfo);
 154     if(SUCCEEDED(hr))
 155     {
 156         hr = ITypeInfo_GetIDsOfNames(typeinfo, rgszNames, cNames, rgDispId);
 157         ITypeInfo_Release(typeinfo);
 158     }
 159
 160     return hr;
 161 }
 162
 163 static HRESULT WINAPI domcdata_Invoke(
 164     IXMLDOMCDATASection *iface,
 165     DISPID dispIdMember, REFIID riid, LCID lcid,
 166     WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarResult,
 167     EXCEPINFO* pExcepInfo, UINT* puArgErr )
 168 {
 169     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 170     ITypeInfo *typeinfo;
 171     HRESULT hr;
 172
 173     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 174           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 175
 176     hr = get_typeinfo(IXMLDOMCDATASection_tid, &typeinfo);
 177     if(SUCCEEDED(hr))
 178     {
 179         hr = ITypeInfo_Invoke(typeinfo, &(This->lpVtbl), dispIdMember, wFlags, pDispParams,
 180                 pVarResult, pExcepInfo, puArgErr);
 181         ITypeInfo_Release(typeinfo);
 182     }
 183
 184     return hr;
 185 }
 186
 187 static HRESULT WINAPI domcdata_get_nodeName(
 188     IXMLDOMCDATASection *iface,
 189     BSTR* p )
 190 {
 191     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 192     return IXMLDOMNode_get_nodeName( IXMLDOMNode_from_impl(&This->node), p );
 193 }
 194
 195 static HRESULT WINAPI domcdata_get_nodeValue(
 196     IXMLDOMCDATASection *iface,
 197     VARIANT* var1 )
 198 {
 199     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 200     return IXMLDOMNode_get_nodeValue( IXMLDOMNode_from_impl(&This->node), var1 );
 201 }
 202
 203 static HRESULT WINAPI domcdata_put_nodeValue(
 204     IXMLDOMCDATASection *iface,
 205     VARIANT var1 )
 206 {
 207     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 208     return IXMLDOMNode_put_nodeValue( IXMLDOMNode_from_impl(&This->node), var1 );
 209 }
 210
 211 static HRESULT WINAPI domcdata_get_nodeType(
 212     IXMLDOMCDATASection *iface,
 213     DOMNodeType* domNodeType )
 214 {
 215     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 216     return IXMLDOMNode_get_nodeType( IXMLDOMNode_from_impl(&This->node), domNodeType );
 217 }
 218
 219 static HRESULT WINAPI domcdata_get_parentNode(
 220     IXMLDOMCDATASection *iface,
 221     IXMLDOMNode** parent )
 222 {
 223     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 224     return IXMLDOMNode_get_parentNode( IXMLDOMNode_from_impl(&This->node), parent );
 225 }
 226
 227 static HRESULT WINAPI domcdata_get_childNodes(
 228     IXMLDOMCDATASection *iface,
 229     IXMLDOMNodeList** outList)
 230 {
 231     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 232     return IXMLDOMNode_get_childNodes( IXMLDOMNode_from_impl(&This->node), outList );
 233 }
 234
 235 static HRESULT WINAPI domcdata_get_firstChild(
 236     IXMLDOMCDATASection *iface,
 237     IXMLDOMNode** domNode)
 238 {
 239     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 240     return IXMLDOMNode_get_firstChild( IXMLDOMNode_from_impl(&This->node), domNode );
 241 }
 242
 243 static HRESULT WINAPI domcdata_get_lastChild(
 244     IXMLDOMCDATASection *iface,
 245     IXMLDOMNode** domNode)
 246 {
 247     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 248     return IXMLDOMNode_get_lastChild( IXMLDOMNode_from_impl(&This->node), domNode );
 249 }
 250
 251 static HRESULT WINAPI domcdata_get_previousSibling(
 252     IXMLDOMCDATASection *iface,
 253     IXMLDOMNode** domNode)
 254 {
 255     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 256     return IXMLDOMNode_get_previousSibling( IXMLDOMNode_from_impl(&This->node), domNode );
 257 }
 258
 259 static HRESULT WINAPI domcdata_get_nextSibling(
 260     IXMLDOMCDATASection *iface,
 261     IXMLDOMNode** domNode)
 262 {
 263     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 264     return IXMLDOMNode_get_nextSibling( IXMLDOMNode_from_impl(&This->node), domNode );
 265 }
 266
 267 static HRESULT WINAPI domcdata_get_attributes(
 268     IXMLDOMCDATASection *iface,
 269     IXMLDOMNamedNodeMap** attributeMap)
 270 {
 271         domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 272     return IXMLDOMNode_get_attributes( IXMLDOMNode_from_impl(&This->node), attributeMap );
 273 }
 274
 275 static HRESULT WINAPI domcdata_insertBefore(
 276     IXMLDOMCDATASection *iface,
 277     IXMLDOMNode* newNode, VARIANT var1,
 278     IXMLDOMNode** outOldNode)
 279 {
 280     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 281     return IXMLDOMNode_insertBefore( IXMLDOMNode_from_impl(&This->node), newNode, var1, outOldNode );
 282 }
 283
 284 static HRESULT WINAPI domcdata_replaceChild(
 285     IXMLDOMCDATASection *iface,
 286     IXMLDOMNode* newNode,
 287     IXMLDOMNode* oldNode,
 288     IXMLDOMNode** outOldNode)
 289 {
 290     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 291     return IXMLDOMNode_replaceChild( IXMLDOMNode_from_impl(&This->node), newNode, oldNode, outOldNode );
 292 }
 293
 294 static HRESULT WINAPI domcdata_removeChild(
 295     IXMLDOMCDATASection *iface,
 296     IXMLDOMNode* domNode, IXMLDOMNode** oldNode)
 297 {
 298     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 299     return IXMLDOMNode_removeChild( IXMLDOMNode_from_impl(&This->node), domNode, oldNode );
 300 }
 301
 302 static HRESULT WINAPI domcdata_appendChild(
 303     IXMLDOMCDATASection *iface,
 304     IXMLDOMNode* newNode, IXMLDOMNode** outNewNode)
 305 {
 306     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 307     return IXMLDOMNode_appendChild( IXMLDOMNode_from_impl(&This->node), newNode, outNewNode );
 308 }
 309
 310 static HRESULT WINAPI domcdata_hasChildNodes(
 311     IXMLDOMCDATASection *iface,
 312     VARIANT_BOOL* pbool)
 313 {
 314     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 315     return IXMLDOMNode_hasChildNodes( IXMLDOMNode_from_impl(&This->node), pbool );
 316 }
 317
 318 static HRESULT WINAPI domcdata_get_ownerDocument(
 319     IXMLDOMCDATASection *iface,
 320     IXMLDOMDocument** domDocument)
 321 {
 322     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 323     return IXMLDOMNode_get_ownerDocument( IXMLDOMNode_from_impl(&This->node), domDocument );
 324 }
 325
 326 static HRESULT WINAPI domcdata_cloneNode(
 327     IXMLDOMCDATASection *iface,
 328     VARIANT_BOOL pbool, IXMLDOMNode** outNode)
 329 {
 330     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 331     return IXMLDOMNode_cloneNode( IXMLDOMNode_from_impl(&This->node), pbool, outNode );
 332 }
 333
 334 static HRESULT WINAPI domcdata_get_nodeTypeString(
 335     IXMLDOMCDATASection *iface,
 336     BSTR* p)
 337 {
 338     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 339     return IXMLDOMNode_get_nodeTypeString( IXMLDOMNode_from_impl(&This->node), p );
 340 }
 341
 342 static HRESULT WINAPI domcdata_get_text(
 343     IXMLDOMCDATASection *iface,
 344     BSTR* p)
 345 {
 346     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 347     return IXMLDOMNode_get_text( IXMLDOMNode_from_impl(&This->node), p );
 348 }
 349
 350 static HRESULT WINAPI domcdata_put_text(
 351     IXMLDOMCDATASection *iface,
 352     BSTR p)
 353 {
 354     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 355     return IXMLDOMNode_put_text( IXMLDOMNode_from_impl(&This->node), p );
 356 }
 357
 358 static HRESULT WINAPI domcdata_get_specified(
 359     IXMLDOMCDATASection *iface,
 360     VARIANT_BOOL* pbool)
 361 {
 362     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 363     return IXMLDOMNode_get_specified( IXMLDOMNode_from_impl(&This->node), pbool );
 364 }
 365
 366 static HRESULT WINAPI domcdata_get_definition(
 367     IXMLDOMCDATASection *iface,
 368     IXMLDOMNode** domNode)
 369 {
 370     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 371     return IXMLDOMNode_get_definition( IXMLDOMNode_from_impl(&This->node), domNode );
 372 }
 373
 374 static HRESULT WINAPI domcdata_get_nodeTypedValue(
 375     IXMLDOMCDATASection *iface,
 376     VARIANT* var1)
 377 {
 378     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 379     return IXMLDOMNode_get_nodeTypedValue( IXMLDOMNode_from_impl(&This->node), var1 );
 380 }
 381
 382 static HRESULT WINAPI domcdata_put_nodeTypedValue(
 383     IXMLDOMCDATASection *iface,
 384     VARIANT var1)
 385 {
 386     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 387     return IXMLDOMNode_put_nodeTypedValue( IXMLDOMNode_from_impl(&This->node), var1 );
 388 }
 389
 390 static HRESULT WINAPI domcdata_get_dataType(
 391     IXMLDOMCDATASection *iface,
 392     VARIANT* var1)
 393 {
 394     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 395     return IXMLDOMNode_get_dataType( IXMLDOMNode_from_impl(&This->node), var1 );
 396 }
 397
 398 static HRESULT WINAPI domcdata_put_dataType(
 399     IXMLDOMCDATASection *iface,
 400     BSTR p)
 401 {
 402     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 403     return IXMLDOMNode_put_dataType( IXMLDOMNode_from_impl(&This->node), p );
 404 }
 405
 406 static HRESULT WINAPI domcdata_get_xml(
 407     IXMLDOMCDATASection *iface,
 408     BSTR* p)
 409 {
 410     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 411     return IXMLDOMNode_get_xml( IXMLDOMNode_from_impl(&This->node), p );
 412 }
 413
 414 static HRESULT WINAPI domcdata_transformNode(
 415     IXMLDOMCDATASection *iface,
 416     IXMLDOMNode* domNode, BSTR* p)
 417 {
 418     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 419     return IXMLDOMNode_transformNode( IXMLDOMNode_from_impl(&This->node), domNode, p );
 420 }
 421
 422 static HRESULT WINAPI domcdata_selectNodes(
 423     IXMLDOMCDATASection *iface,
 424     BSTR p, IXMLDOMNodeList** outList)
 425 {
 426     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 427     return IXMLDOMNode_selectNodes( IXMLDOMNode_from_impl(&This->node), p, outList );
 428 }
 429
 430 static HRESULT WINAPI domcdata_selectSingleNode(
 431     IXMLDOMCDATASection *iface,
 432     BSTR p, IXMLDOMNode** outNode)
 433 {
 434     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 435     return IXMLDOMNode_selectSingleNode( IXMLDOMNode_from_impl(&This->node), p, outNode );
 436 }
 437
 438 static HRESULT WINAPI domcdata_get_parsed(
 439     IXMLDOMCDATASection *iface,
 440     VARIANT_BOOL* pbool)
 441 {
 442     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 443     return IXMLDOMNode_get_parsed( IXMLDOMNode_from_impl(&This->node), pbool );
 444 }
 445
 446 static HRESULT WINAPI domcdata_get_namespaceURI(
 447     IXMLDOMCDATASection *iface,
 448     BSTR* p)
 449 {
 450     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 451     return IXMLDOMNode_get_namespaceURI( IXMLDOMNode_from_impl(&This->node), p );
 452 }
 453
 454 static HRESULT WINAPI domcdata_get_prefix(
 455     IXMLDOMCDATASection *iface,
 456     BSTR* p)
 457 {
 458     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 459     return IXMLDOMNode_get_prefix( IXMLDOMNode_from_impl(&This->node), p );
 460 }
 461
 462 static HRESULT WINAPI domcdata_get_baseName(
 463     IXMLDOMCDATASection *iface,
 464     BSTR* p)
 465 {
 466     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 467     return IXMLDOMNode_get_baseName( IXMLDOMNode_from_impl(&This->node), p );
 468 }
 469
 470 static HRESULT WINAPI domcdata_transformNodeToObject(
 471     IXMLDOMCDATASection *iface,
 472     IXMLDOMNode* domNode, VARIANT var1)
 473 {
 474     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 475     return IXMLDOMNode_transformNodeToObject( IXMLDOMNode_from_impl(&This->node), domNode, var1 );
 476 }
 477
 478 static HRESULT WINAPI domcdata_get_data(
 479     IXMLDOMCDATASection *iface,
 480     BSTR *p)
 481 {
 482     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 483     HRESULT hr;
 484     VARIANT vRet;
 485
 486     if(!p)
 487         return E_INVALIDARG;
 488
 489     hr = IXMLDOMNode_get_nodeValue( IXMLDOMNode_from_impl(&This->node), &vRet );
 490     if(hr == S_OK)
 491     {
 492         *p = V_BSTR(&vRet);
 493     }
 494
 495     return hr;
 496 }
 497
 498 static HRESULT WINAPI domcdata_put_data(
 499     IXMLDOMCDATASection *iface,
 500     BSTR data)
 501 {
 502     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 503     VARIANT val;
 504
 505     TRACE("(%p)->(%s)\n", This, debugstr_w(data) );
 506
 507     V_VT(&val) = VT_BSTR;
 508     V_BSTR(&val) = data;
 509
 510     return IXMLDOMNode_put_nodeValue( IXMLDOMNode_from_impl(&This->node), val );
 511 }
 512
 513 static HRESULT WINAPI domcdata_get_length(
 514     IXMLDOMCDATASection *iface,
 515     LONG *len)
 516 {
 517     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 518     HRESULT hr;
 519     BSTR data;
 520
 521     TRACE("(%p)->(%p)\n", This, len);
 522
 523     if(!len)
 524         return E_INVALIDARG;
 525
 526     hr = IXMLDOMCDATASection_get_data(iface, &data);
 527     if(hr == S_OK)
 528     {
 529         *len = SysStringLen(data);
 530         SysFreeString(data);
 531     }
 532
 533     return S_OK;
 534 }
 535
 536 static HRESULT WINAPI domcdata_substringData(
 537     IXMLDOMCDATASection *iface,
 538     LONG offset, LONG count, BSTR *p)
 539 {
 540     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 541     HRESULT hr;
 542     BSTR data;
 543
 544     TRACE("(%p)->(%d %d %p)\n", This, offset, count, p);
 545
 546     if(!p)
 547         return E_INVALIDARG;
 548
 549     *p = NULL;
 550     if(offset < 0 || count < 0)
 551         return E_INVALIDARG;
 552
 553     if(count == 0)
 554         return S_FALSE;
 555
 556     hr = IXMLDOMCDATASection_get_data(iface, &data);
 557     if(hr == S_OK)
 558     {
 559         LONG len = SysStringLen(data);
 560
 561         if(offset < len)
 562         {
 563             if(offset + count > len)
 564                 *p = SysAllocString(&data[offset]);
 565             else
 566                 *p = SysAllocStringLen(&data[offset], count);
 567         }
 568         else
 569             hr = S_FALSE;
 570
 571         SysFreeString(data);
 572     }
 573
 574     return hr;
 575 }
 576
 577 static HRESULT WINAPI domcdata_appendData(
 578     IXMLDOMCDATASection *iface,
 579     BSTR p)
 580 {
 581     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 582     HRESULT hr;
 583     BSTR data;
 584     LONG p_len;
 585
 586     TRACE("(%p)->(%s)\n", This, debugstr_w(p));
 587
 588     /* Nothing to do if NULL or an Empty string passed in. */
 589     if((p_len = SysStringLen(p)) == 0) return S_OK;
 590
 591     hr = IXMLDOMCDATASection_get_data(iface, &data);
 592     if(hr == S_OK)
 593     {
 594         LONG len = SysStringLen(data);
 595         BSTR str = SysAllocStringLen(NULL, p_len + len);
 596
 597         memcpy(str, data, len*sizeof(WCHAR));
 598         memcpy(&str[len], p, p_len*sizeof(WCHAR));
 599         str[len+p_len] = 0;
 600
 601         hr = IXMLDOMCDATASection_put_data(iface, str);
 602
 603         SysFreeString(str);
 604         SysFreeString(data);
 605     }
 606
 607     return hr;
 608 }
 609
 610 static HRESULT WINAPI domcdata_insertData(
 611     IXMLDOMCDATASection *iface,
 612     LONG offset, BSTR p)
 613 {
 614     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 615     HRESULT hr;
 616     BSTR data;
 617     LONG p_len;
 618
 619     TRACE("(%p)->(%d %s)\n", This, offset, debugstr_w(p));
 620
 621     /* If have a NULL or empty string, don't do anything. */
 622     if((p_len = SysStringLen(p)) == 0)
 623         return S_OK;
 624
 625     if(offset < 0)
 626     {
 627         return E_INVALIDARG;
 628     }
 629
 630     hr = IXMLDOMCDATASection_get_data(iface, &data);
 631     if(hr == S_OK)
 632     {
 633         LONG len = SysStringLen(data);
 634         BSTR str;
 635
 636         if(len < offset)
 637         {
 638             SysFreeString(data);
 639             return E_INVALIDARG;
 640         }
 641
 642         str = SysAllocStringLen(NULL, len + p_len);
 643         /* start part, supplied string and end part */
 644         memcpy(str, data, offset*sizeof(WCHAR));
 645         memcpy(&str[offset], p, p_len*sizeof(WCHAR));
 646         memcpy(&str[offset+p_len], &data[offset], (len-offset)*sizeof(WCHAR));
 647         str[len+p_len] = 0;
 648
 649         hr = IXMLDOMCDATASection_put_data(iface, str);
 650
 651         SysFreeString(str);
 652         SysFreeString(data);
 653     }
 654
 655     return hr;
 656 }
 657
 658 static HRESULT WINAPI domcdata_deleteData(
 659     IXMLDOMCDATASection *iface,
 660     LONG offset, LONG count)
 661 {
 662     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 663     HRESULT hr;
 664     LONG len = -1;
 665     BSTR str;
 666
 667     TRACE("(%p)->(%d %d)\n", This, offset, count);
 668
 669     hr = IXMLDOMCDATASection_get_length(iface, &len);
 670     if(hr != S_OK) return hr;
 671
 672     if((offset < 0) || (offset > len) || (count < 0))
 673         return E_INVALIDARG;
 674
 675     if(len == 0) return S_OK;
 676
 677     /* cutting start or end */
 678     if((offset == 0) || ((count + offset) >= len))
 679     {
 680         if(offset == 0)
 681             IXMLDOMCDATASection_substringData(iface, count, len - count, &str);
 682         else
 683             IXMLDOMCDATASection_substringData(iface, 0, offset, &str);
 684         hr = IXMLDOMCDATASection_put_data(iface, str);
 685     }
 686     else
 687     /* cutting from the inside */
 688     {
 689         BSTR str_end;
 690
 691         IXMLDOMCDATASection_substringData(iface, 0, offset, &str);
 692         IXMLDOMCDATASection_substringData(iface, offset + count, len - count, &str_end);
 693
 694         hr = IXMLDOMCDATASection_put_data(iface, str);
 695         if(hr == S_OK)
 696             hr = IXMLDOMCDATASection_appendData(iface, str_end);
 697
 698         SysFreeString(str_end);
 699     }
 700
 701     SysFreeString(str);
 702
 703     return hr;
 704 }
 705
 706 static HRESULT WINAPI domcdata_replaceData(
 707     IXMLDOMCDATASection *iface,
 708     LONG offset, LONG count, BSTR p)
 709 {
 710     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 711     HRESULT hr;
 712
 713     TRACE("(%p)->(%d %d %s)\n", This, offset, count, debugstr_w(p));
 714
 715     hr = IXMLDOMCDATASection_deleteData(iface, offset, count);
 716
 717     if (hr == S_OK)
 718        hr = IXMLDOMCDATASection_insertData(iface, offset, p);
 719
 720     return hr;
 721 }
 722
 723 static HRESULT WINAPI domcdata_splitText(
 724     IXMLDOMCDATASection *iface,
 725     LONG offset, IXMLDOMText **txtNode)
 726 {
 727     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 728     FIXME("(%p)->(%d %p)\n", This, offset, txtNode);
 729     return E_NOTIMPL;
 730 }
 731
 732
 733 static const struct IXMLDOMCDATASectionVtbl domcdata_vtbl =
 734 {
 735     domcdata_QueryInterface,
 736     domcdata_AddRef,
 737     domcdata_Release,
 738     domcdata_GetTypeInfoCount,
 739     domcdata_GetTypeInfo,
 740     domcdata_GetIDsOfNames,
 741     domcdata_Invoke,
 742     domcdata_get_nodeName,
 743     domcdata_get_nodeValue,
 744     domcdata_put_nodeValue,
 745     domcdata_get_nodeType,
 746     domcdata_get_parentNode,
 747     domcdata_get_childNodes,
 748     domcdata_get_firstChild,
 749     domcdata_get_lastChild,
 750     domcdata_get_previousSibling,
 751     domcdata_get_nextSibling,
 752     domcdata_get_attributes,
 753     domcdata_insertBefore,
 754     domcdata_replaceChild,
 755     domcdata_removeChild,
 756     domcdata_appendChild,
 757     domcdata_hasChildNodes,
 758     domcdata_get_ownerDocument,
 759     domcdata_cloneNode,
 760     domcdata_get_nodeTypeString,
 761     domcdata_get_text,
 762     domcdata_put_text,
 763     domcdata_get_specified,
 764     domcdata_get_definition,
 765     domcdata_get_nodeTypedValue,
 766     domcdata_put_nodeTypedValue,
 767     domcdata_get_dataType,
 768     domcdata_put_dataType,
 769     domcdata_get_xml,
 770     domcdata_transformNode,
 771     domcdata_selectNodes,
 772     domcdata_selectSingleNode,
 773     domcdata_get_parsed,
 774     domcdata_get_namespaceURI,
 775     domcdata_get_prefix,
 776     domcdata_get_baseName,
 777     domcdata_transformNodeToObject,
 778     domcdata_get_data,
 779     domcdata_put_data,
 780     domcdata_get_length,
 781     domcdata_substringData,
 782     domcdata_appendData,
 783     domcdata_insertData,
 784     domcdata_deleteData,
 785     domcdata_replaceData,
 786     domcdata_splitText
 787 };
 788
 789 IUnknown* create_cdata( xmlNodePtr text )
 790 {
 791     domcdata *This;
 792
 793     This = heap_alloc( sizeof *This );
 794     if ( !This )
 795         return NULL;
 796
 797     This->lpVtbl = &domcdata_vtbl;
 798     This->ref = 1;
 799
 800     init_xmlnode(&This->node, text, (IUnknown*)&This->lpVtbl, NULL);
 801
 802     return (IUnknown*) &This->lpVtbl;
 803 }
 804
 805 #endif