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 "msxml6.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     IXMLDOMCDATASection IXMLDOMCDATASection_iface;
  44     LONG ref;
  45 } domcdata;
  46
  47 static inline domcdata *impl_from_IXMLDOMCDATASection( IXMLDOMCDATASection *iface )
  48 {
  49     return CONTAINING_RECORD(iface, domcdata, IXMLDOMCDATASection_iface);
  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_IXMLDOMNode ) ||
  63          IsEqualGUID( riid, &IID_IDispatch ) ||
  64          IsEqualGUID( riid, &IID_IUnknown ) )
  65     {
  66         *ppvObject = iface;
  67     }
  68     else if ( IsEqualGUID( riid, &IID_IXMLDOMText ) ||
  69               IsEqualGUID( riid, &IID_IXMLDOMElement ) )
  70     {
  71         TRACE("Unsupported interface\n");
  72         return E_NOINTERFACE;
  73     }
  74     else if(node_query_interface(&This->node, riid, ppvObject))
  75     {
  76         return *ppvObject ? S_OK : E_NOINTERFACE;
  77     }
  78     else
  79     {
  80         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
  81         return E_NOINTERFACE;
  82     }
  83
  84     IXMLDOMText_AddRef((IUnknown*)*ppvObject);
  85     return S_OK;
  86 }
  87
  88 static ULONG WINAPI domcdata_AddRef(
  89     IXMLDOMCDATASection *iface )
  90 {
  91     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
  92     return InterlockedIncrement( &This->ref );
  93 }
  94
  95 static ULONG WINAPI domcdata_Release(
  96     IXMLDOMCDATASection *iface )
  97 {
  98     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
  99     ULONG ref;
 100
 101     ref = InterlockedDecrement( &This->ref );
 102     if ( ref == 0 )
 103     {
 104         destroy_xmlnode(&This->node);
 105         heap_free( This );
 106     }
 107
 108     return ref;
 109 }
 110
 111 static HRESULT WINAPI domcdata_GetTypeInfoCount(
 112     IXMLDOMCDATASection *iface,
 113     UINT* pctinfo )
 114 {
 115     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 116
 117     TRACE("(%p)->(%p)\n", This, pctinfo);
 118
 119     *pctinfo = 1;
 120
 121     return S_OK;
 122 }
 123
 124 static HRESULT WINAPI domcdata_GetTypeInfo(
 125     IXMLDOMCDATASection *iface,
 126     UINT iTInfo, LCID lcid,
 127     ITypeInfo** ppTInfo )
 128 {
 129     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 130     HRESULT hr;
 131
 132     TRACE("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
 133
 134     hr = get_typeinfo(IXMLDOMCDATASection_tid, ppTInfo);
 135
 136     return hr;
 137 }
 138
 139 static HRESULT WINAPI domcdata_GetIDsOfNames(
 140     IXMLDOMCDATASection *iface,
 141     REFIID riid, LPOLESTR* rgszNames,
 142     UINT cNames, LCID lcid, DISPID* rgDispId )
 143 {
 144     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 145     ITypeInfo *typeinfo;
 146     HRESULT hr;
 147
 148     TRACE("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
 149           lcid, rgDispId);
 150
 151     if(!rgszNames || cNames == 0 || !rgDispId)
 152         return E_INVALIDARG;
 153
 154     hr = get_typeinfo(IXMLDOMCDATASection_tid, &typeinfo);
 155     if(SUCCEEDED(hr))
 156     {
 157         hr = ITypeInfo_GetIDsOfNames(typeinfo, rgszNames, cNames, rgDispId);
 158         ITypeInfo_Release(typeinfo);
 159     }
 160
 161     return hr;
 162 }
 163
 164 static HRESULT WINAPI domcdata_Invoke(
 165     IXMLDOMCDATASection *iface,
 166     DISPID dispIdMember, REFIID riid, LCID lcid,
 167     WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarResult,
 168     EXCEPINFO* pExcepInfo, UINT* puArgErr )
 169 {
 170     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 171     ITypeInfo *typeinfo;
 172     HRESULT hr;
 173
 174     TRACE("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
 175           lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 176
 177     hr = get_typeinfo(IXMLDOMCDATASection_tid, &typeinfo);
 178     if(SUCCEEDED(hr))
 179     {
 180         hr = ITypeInfo_Invoke(typeinfo, &This->IXMLDOMCDATASection_iface, dispIdMember, wFlags,
 181                 pDispParams, pVarResult, pExcepInfo, puArgErr);
 182         ITypeInfo_Release(typeinfo);
 183     }
 184
 185     return hr;
 186 }
 187
 188 static HRESULT WINAPI domcdata_get_nodeName(
 189     IXMLDOMCDATASection *iface,
 190     BSTR* p )
 191 {
 192     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 193
 194     static const WCHAR cdata_sectionW[] =
 195         {'#','c','d','a','t','a','-','s','e','c','t','i','o','n',0};
 196
 197     TRACE("(%p)->(%p)\n", This, p);
 198
 199     return return_bstr(cdata_sectionW, p);
 200 }
 201
 202 static HRESULT WINAPI domcdata_get_nodeValue(
 203     IXMLDOMCDATASection *iface,
 204     VARIANT* value)
 205 {
 206     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 207
 208     TRACE("(%p)->(%p)\n", This, value);
 209
 210     return node_get_content(&This->node, value);
 211 }
 212
 213 static HRESULT WINAPI domcdata_put_nodeValue(
 214     IXMLDOMCDATASection *iface,
 215     VARIANT value)
 216 {
 217     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 218
 219     TRACE("(%p)->(v%d)\n", This, V_VT(&value));
 220
 221     return node_put_value(&This->node, &value);
 222 }
 223
 224 static HRESULT WINAPI domcdata_get_nodeType(
 225     IXMLDOMCDATASection *iface,
 226     DOMNodeType* domNodeType )
 227 {
 228     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 229
 230     TRACE("(%p)->(%p)\n", This, domNodeType);
 231
 232     *domNodeType = NODE_CDATA_SECTION;
 233     return S_OK;
 234 }
 235
 236 static HRESULT WINAPI domcdata_get_parentNode(
 237     IXMLDOMCDATASection *iface,
 238     IXMLDOMNode** parent )
 239 {
 240     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 241
 242     TRACE("(%p)->(%p)\n", This, parent);
 243
 244     return node_get_parent(&This->node, parent);
 245 }
 246
 247 static HRESULT WINAPI domcdata_get_childNodes(
 248     IXMLDOMCDATASection *iface,
 249     IXMLDOMNodeList** outList)
 250 {
 251     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 252
 253     TRACE("(%p)->(%p)\n", This, outList);
 254
 255     return node_get_child_nodes(&This->node, outList);
 256 }
 257
 258 static HRESULT WINAPI domcdata_get_firstChild(
 259     IXMLDOMCDATASection *iface,
 260     IXMLDOMNode** domNode)
 261 {
 262     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 263
 264     TRACE("(%p)->(%p)\n", This, domNode);
 265
 266     return return_null_node(domNode);
 267 }
 268
 269 static HRESULT WINAPI domcdata_get_lastChild(
 270     IXMLDOMCDATASection *iface,
 271     IXMLDOMNode** domNode)
 272 {
 273     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 274
 275     TRACE("(%p)->(%p)\n", This, domNode);
 276
 277     return return_null_node(domNode);
 278 }
 279
 280 static HRESULT WINAPI domcdata_get_previousSibling(
 281     IXMLDOMCDATASection *iface,
 282     IXMLDOMNode** domNode)
 283 {
 284     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 285
 286     TRACE("(%p)->(%p)\n", This, domNode);
 287
 288     return node_get_previous_sibling(&This->node, domNode);
 289 }
 290
 291 static HRESULT WINAPI domcdata_get_nextSibling(
 292     IXMLDOMCDATASection *iface,
 293     IXMLDOMNode** domNode)
 294 {
 295     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 296
 297     TRACE("(%p)->(%p)\n", This, domNode);
 298
 299     return node_get_next_sibling(&This->node, domNode);
 300 }
 301
 302 static HRESULT WINAPI domcdata_get_attributes(
 303     IXMLDOMCDATASection *iface,
 304     IXMLDOMNamedNodeMap** attributeMap)
 305 {
 306     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 307
 308     TRACE("(%p)->(%p)\n", This, attributeMap);
 309
 310     return return_null_ptr((void**)attributeMap);
 311 }
 312
 313 static HRESULT WINAPI domcdata_insertBefore(
 314     IXMLDOMCDATASection *iface,
 315     IXMLDOMNode* newNode, VARIANT refChild,
 316     IXMLDOMNode** outOldNode)
 317 {
 318     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 319
 320     FIXME("(%p)->(%p x%d %p) needs test\n", This, newNode, V_VT(&refChild), outOldNode);
 321
 322     return node_insert_before(&This->node, newNode, &refChild, outOldNode);
 323 }
 324
 325 static HRESULT WINAPI domcdata_replaceChild(
 326     IXMLDOMCDATASection *iface,
 327     IXMLDOMNode* newNode,
 328     IXMLDOMNode* oldNode,
 329     IXMLDOMNode** outOldNode)
 330 {
 331     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 332
 333     FIXME("(%p)->(%p %p %p) needs tests\n", This, newNode, oldNode, outOldNode);
 334
 335     return node_replace_child(&This->node, newNode, oldNode, outOldNode);
 336 }
 337
 338 static HRESULT WINAPI domcdata_removeChild(
 339     IXMLDOMCDATASection *iface,
 340     IXMLDOMNode* domNode, IXMLDOMNode** oldNode)
 341 {
 342     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 343     return IXMLDOMNode_removeChild( IXMLDOMNode_from_impl(&This->node), domNode, oldNode );
 344 }
 345
 346 static HRESULT WINAPI domcdata_appendChild(
 347     IXMLDOMCDATASection *iface,
 348     IXMLDOMNode* newNode, IXMLDOMNode** outNewNode)
 349 {
 350     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 351     return IXMLDOMNode_appendChild( IXMLDOMNode_from_impl(&This->node), newNode, outNewNode );
 352 }
 353
 354 static HRESULT WINAPI domcdata_hasChildNodes(
 355     IXMLDOMCDATASection *iface,
 356     VARIANT_BOOL* pbool)
 357 {
 358     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 359     return IXMLDOMNode_hasChildNodes( IXMLDOMNode_from_impl(&This->node), pbool );
 360 }
 361
 362 static HRESULT WINAPI domcdata_get_ownerDocument(
 363     IXMLDOMCDATASection *iface,
 364     IXMLDOMDocument** domDocument)
 365 {
 366     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 367     return IXMLDOMNode_get_ownerDocument( IXMLDOMNode_from_impl(&This->node), domDocument );
 368 }
 369
 370 static HRESULT WINAPI domcdata_cloneNode(
 371     IXMLDOMCDATASection *iface,
 372     VARIANT_BOOL deep, IXMLDOMNode** outNode)
 373 {
 374     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 375     TRACE("(%p)->(%d %p)\n", This, deep, outNode);
 376     return node_clone( &This->node, deep, outNode );
 377 }
 378
 379 static HRESULT WINAPI domcdata_get_nodeTypeString(
 380     IXMLDOMCDATASection *iface,
 381     BSTR* p)
 382 {
 383     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 384     static const WCHAR cdatasectionW[] = {'c','d','a','t','a','s','e','c','t','i','o','n',0};
 385
 386     TRACE("(%p)->(%p)\n", This, p);
 387
 388     return return_bstr(cdatasectionW, p);
 389 }
 390
 391 static HRESULT WINAPI domcdata_get_text(
 392     IXMLDOMCDATASection *iface,
 393     BSTR* p)
 394 {
 395     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 396     return IXMLDOMNode_get_text( IXMLDOMNode_from_impl(&This->node), p );
 397 }
 398
 399 static HRESULT WINAPI domcdata_put_text(
 400     IXMLDOMCDATASection *iface,
 401     BSTR p)
 402 {
 403     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 404     TRACE("(%p)->(%p)\n", This, debugstr_w(p));
 405     return node_put_text( &This->node, p );
 406 }
 407
 408 static HRESULT WINAPI domcdata_get_specified(
 409     IXMLDOMCDATASection *iface,
 410     VARIANT_BOOL* isSpecified)
 411 {
 412     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 413     FIXME("(%p)->(%p) stub!\n", This, isSpecified);
 414     *isSpecified = VARIANT_TRUE;
 415     return S_OK;
 416 }
 417
 418 static HRESULT WINAPI domcdata_get_definition(
 419     IXMLDOMCDATASection *iface,
 420     IXMLDOMNode** definitionNode)
 421 {
 422     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 423     FIXME("(%p)->(%p)\n", This, definitionNode);
 424     return E_NOTIMPL;
 425 }
 426
 427 static HRESULT WINAPI domcdata_get_nodeTypedValue(
 428     IXMLDOMCDATASection *iface,
 429     VARIANT* var1)
 430 {
 431     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 432     return IXMLDOMNode_get_nodeTypedValue( IXMLDOMNode_from_impl(&This->node), var1 );
 433 }
 434
 435 static HRESULT WINAPI domcdata_put_nodeTypedValue(
 436     IXMLDOMCDATASection *iface,
 437     VARIANT typedValue)
 438 {
 439     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 440     FIXME("(%p)->(%s)\n", This, debugstr_variant(&typedValue));
 441     return E_NOTIMPL;
 442 }
 443
 444 static HRESULT WINAPI domcdata_get_dataType(
 445     IXMLDOMCDATASection *iface,
 446     VARIANT* typename)
 447 {
 448     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 449     TRACE("(%p)->(%p)\n", This, typename);
 450     return return_null_var( typename );
 451 }
 452
 453 static HRESULT WINAPI domcdata_put_dataType(
 454     IXMLDOMCDATASection *iface,
 455     BSTR p)
 456 {
 457     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 458
 459     FIXME("(%p)->(%s)\n", This, debugstr_w(p));
 460
 461     if(!p)
 462         return E_INVALIDARG;
 463
 464     return E_FAIL;
 465 }
 466
 467 static HRESULT WINAPI domcdata_get_xml(
 468     IXMLDOMCDATASection *iface,
 469     BSTR* p)
 470 {
 471     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 472
 473     TRACE("(%p)->(%p)\n", This, p);
 474
 475     return node_get_xml(&This->node, FALSE, FALSE, p);
 476 }
 477
 478 static HRESULT WINAPI domcdata_transformNode(
 479     IXMLDOMCDATASection *iface,
 480     IXMLDOMNode* domNode, BSTR* p)
 481 {
 482     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 483     return IXMLDOMNode_transformNode( IXMLDOMNode_from_impl(&This->node), domNode, p );
 484 }
 485
 486 static HRESULT WINAPI domcdata_selectNodes(
 487     IXMLDOMCDATASection *iface,
 488     BSTR p, IXMLDOMNodeList** outList)
 489 {
 490     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 491     return IXMLDOMNode_selectNodes( IXMLDOMNode_from_impl(&This->node), p, outList );
 492 }
 493
 494 static HRESULT WINAPI domcdata_selectSingleNode(
 495     IXMLDOMCDATASection *iface,
 496     BSTR p, IXMLDOMNode** outNode)
 497 {
 498     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 499     return IXMLDOMNode_selectSingleNode( IXMLDOMNode_from_impl(&This->node), p, outNode );
 500 }
 501
 502 static HRESULT WINAPI domcdata_get_parsed(
 503     IXMLDOMCDATASection *iface,
 504     VARIANT_BOOL* isParsed)
 505 {
 506     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 507     FIXME("(%p)->(%p) stub!\n", This, isParsed);
 508     *isParsed = VARIANT_TRUE;
 509     return S_OK;
 510 }
 511
 512 static HRESULT WINAPI domcdata_get_namespaceURI(
 513     IXMLDOMCDATASection *iface,
 514     BSTR* p)
 515 {
 516     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 517     return IXMLDOMNode_get_namespaceURI( IXMLDOMNode_from_impl(&This->node), p );
 518 }
 519
 520 static HRESULT WINAPI domcdata_get_prefix(
 521     IXMLDOMCDATASection *iface,
 522     BSTR* prefix)
 523 {
 524     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 525     TRACE("(%p)->(%p)\n", This, prefix);
 526     return return_null_bstr( prefix );
 527 }
 528
 529 static HRESULT WINAPI domcdata_get_baseName(
 530     IXMLDOMCDATASection *iface,
 531     BSTR* name)
 532 {
 533     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 534     FIXME("(%p)->(%p): needs test\n", This, name);
 535     return return_null_bstr( name );
 536 }
 537
 538 static HRESULT WINAPI domcdata_transformNodeToObject(
 539     IXMLDOMCDATASection *iface,
 540     IXMLDOMNode* domNode, VARIANT var1)
 541 {
 542     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 543     return IXMLDOMNode_transformNodeToObject( IXMLDOMNode_from_impl(&This->node), domNode, var1 );
 544 }
 545
 546 static HRESULT WINAPI domcdata_get_data(
 547     IXMLDOMCDATASection *iface,
 548     BSTR *p)
 549 {
 550     HRESULT hr;
 551     VARIANT vRet;
 552
 553     if(!p)
 554         return E_INVALIDARG;
 555
 556     hr = IXMLDOMCDATASection_get_nodeValue( iface, &vRet );
 557     if(hr == S_OK)
 558     {
 559         *p = V_BSTR(&vRet);
 560     }
 561
 562     return hr;
 563 }
 564
 565 static HRESULT WINAPI domcdata_put_data(
 566     IXMLDOMCDATASection *iface,
 567     BSTR data)
 568 {
 569     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 570     VARIANT val;
 571
 572     TRACE("(%p)->(%s)\n", This, debugstr_w(data) );
 573
 574     V_VT(&val) = VT_BSTR;
 575     V_BSTR(&val) = data;
 576
 577     return IXMLDOMCDATASection_put_nodeValue( iface, val );
 578 }
 579
 580 static HRESULT WINAPI domcdata_get_length(
 581     IXMLDOMCDATASection *iface,
 582     LONG *len)
 583 {
 584     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 585     HRESULT hr;
 586     BSTR data;
 587
 588     TRACE("(%p)->(%p)\n", This, len);
 589
 590     if(!len)
 591         return E_INVALIDARG;
 592
 593     hr = IXMLDOMCDATASection_get_data(iface, &data);
 594     if(hr == S_OK)
 595     {
 596         *len = SysStringLen(data);
 597         SysFreeString(data);
 598     }
 599
 600     return S_OK;
 601 }
 602
 603 static HRESULT WINAPI domcdata_substringData(
 604     IXMLDOMCDATASection *iface,
 605     LONG offset, LONG count, BSTR *p)
 606 {
 607     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 608     HRESULT hr;
 609     BSTR data;
 610
 611     TRACE("(%p)->(%d %d %p)\n", This, offset, count, p);
 612
 613     if(!p)
 614         return E_INVALIDARG;
 615
 616     *p = NULL;
 617     if(offset < 0 || count < 0)
 618         return E_INVALIDARG;
 619
 620     if(count == 0)
 621         return S_FALSE;
 622
 623     hr = IXMLDOMCDATASection_get_data(iface, &data);
 624     if(hr == S_OK)
 625     {
 626         LONG len = SysStringLen(data);
 627
 628         if(offset < len)
 629         {
 630             if(offset + count > len)
 631                 *p = SysAllocString(&data[offset]);
 632             else
 633                 *p = SysAllocStringLen(&data[offset], count);
 634         }
 635         else
 636             hr = S_FALSE;
 637
 638         SysFreeString(data);
 639     }
 640
 641     return hr;
 642 }
 643
 644 static HRESULT WINAPI domcdata_appendData(
 645     IXMLDOMCDATASection *iface,
 646     BSTR p)
 647 {
 648     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 649     HRESULT hr;
 650     BSTR data;
 651     LONG p_len;
 652
 653     TRACE("(%p)->(%s)\n", This, debugstr_w(p));
 654
 655     /* Nothing to do if NULL or an Empty string passed in. */
 656     if((p_len = SysStringLen(p)) == 0) return S_OK;
 657
 658     hr = IXMLDOMCDATASection_get_data(iface, &data);
 659     if(hr == S_OK)
 660     {
 661         LONG len = SysStringLen(data);
 662         BSTR str = SysAllocStringLen(NULL, p_len + len);
 663
 664         memcpy(str, data, len*sizeof(WCHAR));
 665         memcpy(&str[len], p, p_len*sizeof(WCHAR));
 666         str[len+p_len] = 0;
 667
 668         hr = IXMLDOMCDATASection_put_data(iface, str);
 669
 670         SysFreeString(str);
 671         SysFreeString(data);
 672     }
 673
 674     return hr;
 675 }
 676
 677 static HRESULT WINAPI domcdata_insertData(
 678     IXMLDOMCDATASection *iface,
 679     LONG offset, BSTR p)
 680 {
 681     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 682     HRESULT hr;
 683     BSTR data;
 684     LONG p_len;
 685
 686     TRACE("(%p)->(%d %s)\n", This, offset, debugstr_w(p));
 687
 688     /* If have a NULL or empty string, don't do anything. */
 689     if((p_len = SysStringLen(p)) == 0)
 690         return S_OK;
 691
 692     if(offset < 0)
 693     {
 694         return E_INVALIDARG;
 695     }
 696
 697     hr = IXMLDOMCDATASection_get_data(iface, &data);
 698     if(hr == S_OK)
 699     {
 700         LONG len = SysStringLen(data);
 701         BSTR str;
 702
 703         if(len < offset)
 704         {
 705             SysFreeString(data);
 706             return E_INVALIDARG;
 707         }
 708
 709         str = SysAllocStringLen(NULL, len + p_len);
 710         /* start part, supplied string and end part */
 711         memcpy(str, data, offset*sizeof(WCHAR));
 712         memcpy(&str[offset], p, p_len*sizeof(WCHAR));
 713         memcpy(&str[offset+p_len], &data[offset], (len-offset)*sizeof(WCHAR));
 714         str[len+p_len] = 0;
 715
 716         hr = IXMLDOMCDATASection_put_data(iface, str);
 717
 718         SysFreeString(str);
 719         SysFreeString(data);
 720     }
 721
 722     return hr;
 723 }
 724
 725 static HRESULT WINAPI domcdata_deleteData(
 726     IXMLDOMCDATASection *iface,
 727     LONG offset, LONG count)
 728 {
 729     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 730     HRESULT hr;
 731     LONG len = -1;
 732     BSTR str;
 733
 734     TRACE("(%p)->(%d %d)\n", This, offset, count);
 735
 736     hr = IXMLDOMCDATASection_get_length(iface, &len);
 737     if(hr != S_OK) return hr;
 738
 739     if((offset < 0) || (offset > len) || (count < 0))
 740         return E_INVALIDARG;
 741
 742     if(len == 0) return S_OK;
 743
 744     /* cutting start or end */
 745     if((offset == 0) || ((count + offset) >= len))
 746     {
 747         if(offset == 0)
 748             IXMLDOMCDATASection_substringData(iface, count, len - count, &str);
 749         else
 750             IXMLDOMCDATASection_substringData(iface, 0, offset, &str);
 751         hr = IXMLDOMCDATASection_put_data(iface, str);
 752     }
 753     else
 754     /* cutting from the inside */
 755     {
 756         BSTR str_end;
 757
 758         IXMLDOMCDATASection_substringData(iface, 0, offset, &str);
 759         IXMLDOMCDATASection_substringData(iface, offset + count, len - count, &str_end);
 760
 761         hr = IXMLDOMCDATASection_put_data(iface, str);
 762         if(hr == S_OK)
 763             hr = IXMLDOMCDATASection_appendData(iface, str_end);
 764
 765         SysFreeString(str_end);
 766     }
 767
 768     SysFreeString(str);
 769
 770     return hr;
 771 }
 772
 773 static HRESULT WINAPI domcdata_replaceData(
 774     IXMLDOMCDATASection *iface,
 775     LONG offset, LONG count, BSTR p)
 776 {
 777     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 778     HRESULT hr;
 779
 780     TRACE("(%p)->(%d %d %s)\n", This, offset, count, debugstr_w(p));
 781
 782     hr = IXMLDOMCDATASection_deleteData(iface, offset, count);
 783
 784     if (hr == S_OK)
 785        hr = IXMLDOMCDATASection_insertData(iface, offset, p);
 786
 787     return hr;
 788 }
 789
 790 static HRESULT WINAPI domcdata_splitText(
 791     IXMLDOMCDATASection *iface,
 792     LONG offset, IXMLDOMText **txtNode)
 793 {
 794     domcdata *This = impl_from_IXMLDOMCDATASection( iface );
 795     IXMLDOMDocument *doc;
 796     LONG length = 0;
 797     HRESULT hr;
 798
 799     TRACE("(%p)->(%d %p)\n", This, offset, txtNode);
 800
 801     if (!txtNode || offset < 0) return E_INVALIDARG;
 802
 803     *txtNode = NULL;
 804
 805     IXMLDOMCDATASection_get_length(iface, &length);
 806
 807     if (offset > length) return E_INVALIDARG;
 808     if (offset == length) return S_FALSE;
 809
 810     hr = IXMLDOMCDATASection_get_ownerDocument(iface, &doc);
 811     if (hr == S_OK)
 812     {
 813         BSTR data;
 814
 815         hr = IXMLDOMCDATASection_substringData(iface, offset, length - offset, &data);
 816         if (hr == S_OK)
 817         {
 818             hr = IXMLDOMDocument_createTextNode(doc, data, txtNode);
 819             if (hr == S_OK)
 820             {
 821                 IXMLDOMNode *parent;
 822
 823                 hr = IXMLDOMCDATASection_get_parentNode(iface, &parent);
 824                 if (hr == S_OK)
 825                 {
 826                     IXMLDOMCDATASection_deleteData(iface, 0, offset);
 827                     hr = IXMLDOMNode_appendChild(parent, (IXMLDOMNode*)*txtNode, NULL);
 828                 }
 829             }
 830             SysFreeString(data);
 831         }
 832         IXMLDOMDocument_Release(doc);
 833     }
 834
 835     return hr;
 836 }
 837
 838 static const struct IXMLDOMCDATASectionVtbl domcdata_vtbl =
 839 {
 840     domcdata_QueryInterface,
 841     domcdata_AddRef,
 842     domcdata_Release,
 843     domcdata_GetTypeInfoCount,
 844     domcdata_GetTypeInfo,
 845     domcdata_GetIDsOfNames,
 846     domcdata_Invoke,
 847     domcdata_get_nodeName,
 848     domcdata_get_nodeValue,
 849     domcdata_put_nodeValue,
 850     domcdata_get_nodeType,
 851     domcdata_get_parentNode,
 852     domcdata_get_childNodes,
 853     domcdata_get_firstChild,
 854     domcdata_get_lastChild,
 855     domcdata_get_previousSibling,
 856     domcdata_get_nextSibling,
 857     domcdata_get_attributes,
 858     domcdata_insertBefore,
 859     domcdata_replaceChild,
 860     domcdata_removeChild,
 861     domcdata_appendChild,
 862     domcdata_hasChildNodes,
 863     domcdata_get_ownerDocument,
 864     domcdata_cloneNode,
 865     domcdata_get_nodeTypeString,
 866     domcdata_get_text,
 867     domcdata_put_text,
 868     domcdata_get_specified,
 869     domcdata_get_definition,
 870     domcdata_get_nodeTypedValue,
 871     domcdata_put_nodeTypedValue,
 872     domcdata_get_dataType,
 873     domcdata_put_dataType,
 874     domcdata_get_xml,
 875     domcdata_transformNode,
 876     domcdata_selectNodes,
 877     domcdata_selectSingleNode,
 878     domcdata_get_parsed,
 879     domcdata_get_namespaceURI,
 880     domcdata_get_prefix,
 881     domcdata_get_baseName,
 882     domcdata_transformNodeToObject,
 883     domcdata_get_data,
 884     domcdata_put_data,
 885     domcdata_get_length,
 886     domcdata_substringData,
 887     domcdata_appendData,
 888     domcdata_insertData,
 889     domcdata_deleteData,
 890     domcdata_replaceData,
 891     domcdata_splitText
 892 };
 893
 894 IUnknown* create_cdata( xmlNodePtr text )
 895 {
 896     domcdata *This;
 897
 898     This = heap_alloc( sizeof *This );
 899     if ( !This )
 900         return NULL;
 901
 902     This->IXMLDOMCDATASection_iface.lpVtbl = &domcdata_vtbl;
 903     This->ref = 1;
 904
 905     init_xmlnode(&This->node, text, (IXMLDOMNode*)&This->IXMLDOMCDATASection_iface, NULL);
 906
 907     return (IUnknown*)&This->IXMLDOMCDATASection_iface;
 908 }
 909
 910 #endif