dlls/msxml3/node.c

   1 /*
   2  *    Node implementation
   3  *
   4  * Copyright 2005 Mike McCormack
   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 #include "config.h"
  22
  23 #define COBJMACROS
  24
  25 #include <stdarg.h>
  26 #include <assert.h>
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winuser.h"
  30 #include "winnls.h"
  31 #include "ole2.h"
  32 #include "msxml2.h"
  33
  34 #include "msxml_private.h"
  35
  36 #include "wine/debug.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  39
  40 #ifdef HAVE_LIBXML2
  41
  42 typedef struct _xmlnode
  43 {
  44     const struct IXMLDOMNodeVtbl *lpVtbl;
  45     const struct IUnknownVtbl *lpInternalUnkVtbl;
  46     IUnknown *pUnkOuter;
  47     LONG ref;
  48     xmlNodePtr node;
  49 } xmlnode;
  50
  51 static inline xmlnode *impl_from_IXMLDOMNode( IXMLDOMNode *iface )
  52 {
  53     return (xmlnode *)((char*)iface - FIELD_OFFSET(xmlnode, lpVtbl));
  54 }
  55
  56 static inline xmlnode *impl_from_InternalUnknown( IUnknown *iface )
  57 {
  58     return (xmlnode *)((char*)iface - FIELD_OFFSET(xmlnode, lpInternalUnkVtbl));
  59 }
  60
  61 xmlNodePtr xmlNodePtr_from_domnode( IXMLDOMNode *iface, xmlElementType type )
  62 {
  63     xmlnode *This;
  64
  65     if ( !iface )
  66         return NULL;
  67     This = impl_from_IXMLDOMNode( iface );
  68     if ( !This->node )
  69         return NULL;
  70     if ( type && This->node->type != type )
  71         return NULL;
  72     return This->node;
  73 }
  74
  75 void attach_xmlnode( IXMLDOMNode *node, xmlNodePtr xml )
  76 {
  77     xmlnode *This = impl_from_IXMLDOMNode( node );
  78
  79     if(This->node)
  80         xmldoc_release(This->node->doc);
  81
  82     This->node = xml;
  83     if(This->node)
  84         xmldoc_add_ref(This->node->doc);
  85
  86     return;
  87 }
  88
  89 static HRESULT WINAPI xmlnode_QueryInterface(
  90     IXMLDOMNode *iface,
  91     REFIID riid,
  92     void** ppvObject )
  93 {
  94     xmlnode *This = impl_from_IXMLDOMNode( iface );
  95     TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
  96
  97     return IUnknown_QueryInterface(This->pUnkOuter, riid, ppvObject);
  98 }
  99
 100 static ULONG WINAPI xmlnode_AddRef(
 101     IXMLDOMNode *iface )
 102 {
 103     xmlnode *This = impl_from_IXMLDOMNode( iface );
 104     return IUnknown_AddRef(This->pUnkOuter);
 105 }
 106
 107 static ULONG WINAPI xmlnode_Release(
 108     IXMLDOMNode *iface )
 109 {
 110     xmlnode *This = impl_from_IXMLDOMNode( iface );
 111     return IUnknown_Release(This->pUnkOuter);
 112 }
 113
 114 static HRESULT WINAPI xmlnode_GetTypeInfoCount(
 115     IXMLDOMNode *iface,
 116     UINT* pctinfo )
 117 {
 118     FIXME("\n");
 119     return E_NOTIMPL;
 120 }
 121
 122 static HRESULT WINAPI xmlnode_GetTypeInfo(
 123     IXMLDOMNode *iface,
 124     UINT iTInfo,
 125     LCID lcid,
 126     ITypeInfo** ppTInfo )
 127 {
 128     FIXME("\n");
 129     return E_NOTIMPL;
 130 }
 131
 132 static HRESULT WINAPI xmlnode_GetIDsOfNames(
 133     IXMLDOMNode *iface,
 134     REFIID riid,
 135     LPOLESTR* rgszNames,
 136     UINT cNames,
 137     LCID lcid,
 138     DISPID* rgDispId )
 139 {
 140     FIXME("\n");
 141     return E_NOTIMPL;
 142 }
 143
 144 static HRESULT WINAPI xmlnode_Invoke(
 145     IXMLDOMNode *iface,
 146     DISPID dispIdMember,
 147     REFIID riid,
 148     LCID lcid,
 149     WORD wFlags,
 150     DISPPARAMS* pDispParams,
 151     VARIANT* pVarResult,
 152     EXCEPINFO* pExcepInfo,
 153     UINT* puArgErr )
 154 {
 155     FIXME("\n");
 156     return E_NOTIMPL;
 157 }
 158
 159 static HRESULT WINAPI xmlnode_get_nodeName(
 160     IXMLDOMNode *iface,
 161     BSTR* name)
 162 {
 163     xmlnode *This = impl_from_IXMLDOMNode( iface );
 164     const xmlChar *str;
 165
 166     TRACE("%p\n", This );
 167
 168     if (!name)
 169         return E_INVALIDARG;
 170
 171     if ( !This->node )
 172         return E_FAIL;
 173
 174     switch( This->node->type )
 175     {
 176     case XML_TEXT_NODE:
 177         str = (const xmlChar*) "#text";
 178         break;
 179     case XML_DOCUMENT_NODE:
 180         str = (const xmlChar*) "#document";
 181         break;
 182     default:
 183         str = This->node->name;
 184         break;
 185     }
 186
 187     *name = bstr_from_xmlChar( str );
 188     if (!*name)
 189         return S_FALSE;
 190
 191     return S_OK;
 192 }
 193
 194 BSTR bstr_from_xmlChar( const xmlChar *buf )
 195 {
 196     DWORD len;
 197     LPWSTR str;
 198     BSTR bstr;
 199
 200     if ( !buf )
 201         return NULL;
 202
 203     len = MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) buf, -1, NULL, 0 );
 204     str = (LPWSTR) HeapAlloc( GetProcessHeap(), 0, len * sizeof (WCHAR) );
 205     if ( !str )
 206         return NULL;
 207     MultiByteToWideChar( CP_UTF8, 0, (LPCSTR) buf, -1, str, len );
 208     bstr = SysAllocString( str );
 209     HeapFree( GetProcessHeap(), 0, str );
 210     return bstr;
 211 }
 212
 213 static HRESULT WINAPI xmlnode_get_nodeValue(
 214     IXMLDOMNode *iface,
 215     VARIANT* value)
 216 {
 217     xmlnode *This = impl_from_IXMLDOMNode( iface );
 218     HRESULT r = S_FALSE;
 219
 220     TRACE("%p %p\n", This, value);
 221
 222     V_BSTR(value) = NULL;
 223     V_VT(value) = VT_NULL;
 224
 225     switch ( This->node->type )
 226     {
 227     case XML_ATTRIBUTE_NODE:
 228       {
 229         xmlChar *content = xmlNodeGetContent(This->node);
 230         V_VT(value) = VT_BSTR;
 231         V_BSTR(value) = bstr_from_xmlChar( content );
 232         xmlFree(content);
 233         r = S_OK;
 234         break;
 235       }
 236     case XML_TEXT_NODE:
 237         V_VT(value) = VT_BSTR;
 238         V_BSTR(value) = bstr_from_xmlChar( This->node->content );
 239         r = S_OK;
 240         break;
 241     case XML_ELEMENT_NODE:
 242     case XML_DOCUMENT_NODE:
 243         /* these seem to return NULL */
 244         break;
 245     case XML_PI_NODE:
 246     default:
 247         FIXME("node %p type %d\n", This, This->node->type);
 248     }
 249
 250     TRACE("%p returned %s\n", This, debugstr_w( V_BSTR(value) ) );
 251
 252     return r;
 253 }
 254
 255 static HRESULT WINAPI xmlnode_put_nodeValue(
 256     IXMLDOMNode *iface,
 257     VARIANT value)
 258 {
 259     FIXME("\n");
 260     return E_NOTIMPL;
 261 }
 262
 263 static HRESULT WINAPI xmlnode_get_nodeType(
 264     IXMLDOMNode *iface,
 265     DOMNodeType* type)
 266 {
 267     xmlnode *This = impl_from_IXMLDOMNode( iface );
 268
 269     TRACE("%p %p\n", This, type);
 270
 271     assert( NODE_ELEMENT == XML_ELEMENT_NODE );
 272     assert( NODE_NOTATION == XML_NOTATION_NODE );
 273
 274     *type = This->node->type;
 275
 276     return S_OK;
 277 }
 278
 279 static HRESULT get_node(
 280     xmlnode *This,
 281     const char *name,
 282     xmlNodePtr node,
 283     IXMLDOMNode **out )
 284 {
 285     TRACE("%p->%s %p\n", This, name, node );
 286
 287     if ( !out )
 288         return E_INVALIDARG;
 289     *out = create_node( node );
 290     if (!*out)
 291         return S_FALSE;
 292     return S_OK;
 293 }
 294
 295 static HRESULT WINAPI xmlnode_get_parentNode(
 296     IXMLDOMNode *iface,
 297     IXMLDOMNode** parent)
 298 {
 299     xmlnode *This = impl_from_IXMLDOMNode( iface );
 300     return get_node( This, "parent", This->node->parent, parent );
 301 }
 302
 303 static HRESULT WINAPI xmlnode_get_childNodes(
 304     IXMLDOMNode *iface,
 305     IXMLDOMNodeList** childList)
 306 {
 307     xmlnode *This = impl_from_IXMLDOMNode( iface );
 308
 309     TRACE("%p %p\n", This, childList );
 310
 311     if ( !childList )
 312         return E_INVALIDARG;
 313
 314     switch(This->node->type)
 315     {
 316     case XML_ELEMENT_NODE:
 317         *childList = create_filtered_nodelist( This->node->children, (const xmlChar *)"*", FALSE );
 318         break;
 319
 320     case XML_ATTRIBUTE_NODE:
 321         *childList = create_filtered_nodelist( This->node->children, (const xmlChar *)"node()", FALSE );
 322         break;
 323
 324     default:
 325         FIXME("unhandled node type %d\n", This->node->type);
 326         break;
 327     }
 328
 329     if (!*childList)
 330         return S_FALSE;
 331     return S_OK;
 332 }
 333
 334 static HRESULT WINAPI xmlnode_get_firstChild(
 335     IXMLDOMNode *iface,
 336     IXMLDOMNode** firstChild)
 337 {
 338     xmlnode *This = impl_from_IXMLDOMNode( iface );
 339     return get_node( This, "firstChild", This->node->children, firstChild );
 340 }
 341
 342 static HRESULT WINAPI xmlnode_get_lastChild(
 343     IXMLDOMNode *iface,
 344     IXMLDOMNode** lastChild)
 345 {
 346     xmlnode *This = impl_from_IXMLDOMNode( iface );
 347     return get_node( This, "lastChild", This->node->last, lastChild );
 348 }
 349
 350 static HRESULT WINAPI xmlnode_get_previousSibling(
 351     IXMLDOMNode *iface,
 352     IXMLDOMNode** previousSibling)
 353 {
 354     xmlnode *This = impl_from_IXMLDOMNode( iface );
 355     return get_node( This, "previous", This->node->prev, previousSibling );
 356 }
 357
 358 static HRESULT WINAPI xmlnode_get_nextSibling(
 359     IXMLDOMNode *iface,
 360     IXMLDOMNode** nextSibling)
 361 {
 362     xmlnode *This = impl_from_IXMLDOMNode( iface );
 363     return get_node( This, "next", This->node->next, nextSibling );
 364 }
 365
 366 static HRESULT WINAPI xmlnode_get_attributes(
 367     IXMLDOMNode *iface,
 368     IXMLDOMNamedNodeMap** attributeMap)
 369 {
 370     xmlnode *This = impl_from_IXMLDOMNode( iface );
 371     TRACE("%p\n", This);
 372     *attributeMap = create_nodemap( iface );
 373     return S_OK;
 374 }
 375
 376 static HRESULT WINAPI xmlnode_insertBefore(
 377     IXMLDOMNode *iface,
 378     IXMLDOMNode* newChild,
 379     VARIANT refChild,
 380     IXMLDOMNode** outNewChild)
 381 {
 382     xmlnode *This = impl_from_IXMLDOMNode( iface );
 383     xmlNodePtr before_node, new_child_node;
 384     IXMLDOMNode *before = NULL, *new;
 385     HRESULT hr;
 386
 387     TRACE("(%p)->(%p,var,%p)\n",This,newChild,outNewChild);
 388
 389     if (!(newChild && outNewChild))
 390         return E_INVALIDARG;
 391
 392     switch(V_VT(&refChild))
 393     {
 394     case VT_EMPTY:
 395     case VT_NULL:
 396         break;
 397
 398     case VT_UNKNOWN:
 399         hr = IUnknown_QueryInterface(V_UNKNOWN(&refChild), &IID_IXMLDOMNode, (LPVOID)&before);
 400         if(FAILED(hr)) return hr;
 401         break;
 402
 403     case VT_DISPATCH:
 404         hr = IDispatch_QueryInterface(V_DISPATCH(&refChild), &IID_IXMLDOMNode, (LPVOID)&before);
 405         if(FAILED(hr)) return hr;
 406         break;
 407
 408     default:
 409         FIXME("refChild var type %x\n", V_VT(&refChild));
 410         return E_FAIL;
 411     }
 412
 413     IXMLDOMNode_QueryInterface(newChild, &IID_IXMLDOMNode, (LPVOID)&new);
 414     new_child_node = impl_from_IXMLDOMNode(new)->node;
 415     TRACE("new_child_node %p This->node %p\n", new_child_node, This->node);
 416
 417     if(before)
 418     {
 419         before_node = impl_from_IXMLDOMNode(before)->node;
 420         xmlAddPrevSibling(before_node, new_child_node);
 421         IXMLDOMNode_Release(before);
 422     }
 423     else
 424     {
 425         xmlAddChild(This->node, new_child_node);
 426     }
 427
 428     IXMLDOMNode_Release(new);
 429     IXMLDOMNode_AddRef(newChild);
 430     *outNewChild = newChild;
 431     TRACE("ret S_OK\n");
 432     return S_OK;
 433 }
 434
 435 static HRESULT WINAPI xmlnode_replaceChild(
 436     IXMLDOMNode *iface,
 437     IXMLDOMNode* newChild,
 438     IXMLDOMNode* oldChild,
 439     IXMLDOMNode** outOldChild)
 440 {
 441     FIXME("\n");
 442     return E_NOTIMPL;
 443 }
 444
 445 static HRESULT WINAPI xmlnode_removeChild(
 446     IXMLDOMNode *iface,
 447     IXMLDOMNode* childNode,
 448     IXMLDOMNode** oldChild)
 449 {
 450     xmlnode *This = impl_from_IXMLDOMNode( iface );
 451     xmlNode *ancestor, *child_node_ptr;
 452     HRESULT hr;
 453     IXMLDOMNode *child;
 454
 455     TRACE("%p->(%p, %p)\n", This, childNode, oldChild);
 456
 457     *oldChild = NULL;
 458
 459     if(!childNode) return E_INVALIDARG;
 460
 461     hr = IXMLDOMNode_QueryInterface(childNode, &IID_IXMLDOMNode, (LPVOID)&child);
 462     if(FAILED(hr))
 463         return hr;
 464
 465     child_node_ptr = ancestor = impl_from_IXMLDOMNode(child)->node;
 466     while(ancestor->parent)
 467     {
 468         if(ancestor->parent == This->node)
 469             break;
 470         ancestor = ancestor->parent;
 471     }
 472     if(!ancestor->parent)
 473     {
 474         WARN("childNode %p is not a child of %p\n", childNode, iface);
 475         IXMLDOMNode_Release(child);
 476         return E_INVALIDARG;
 477     }
 478
 479     xmlUnlinkNode(child_node_ptr);
 480
 481     IXMLDOMNode_Release(child);
 482     IXMLDOMNode_AddRef(childNode);
 483     *oldChild = childNode;
 484     return S_OK;
 485 }
 486
 487 static HRESULT WINAPI xmlnode_appendChild(
 488     IXMLDOMNode *iface,
 489     IXMLDOMNode* newChild,
 490     IXMLDOMNode** outNewChild)
 491 {
 492     xmlnode *This = impl_from_IXMLDOMNode( iface );
 493     VARIANT var;
 494
 495     TRACE("(%p)->(%p,%p)\n", This, newChild, outNewChild);
 496     VariantInit(&var);
 497     return IXMLDOMNode_insertBefore(iface, newChild, var, outNewChild);
 498 }
 499
 500 static HRESULT WINAPI xmlnode_hasChildNodes(
 501     IXMLDOMNode *iface,
 502     VARIANT_BOOL* hasChild)
 503 {
 504     xmlnode *This = impl_from_IXMLDOMNode( iface );
 505
 506     TRACE("%p\n", This);
 507
 508     if (!hasChild)
 509         return E_INVALIDARG;
 510     if (!This->node->children)
 511     {
 512         *hasChild = VARIANT_FALSE;
 513         return S_FALSE;
 514     }
 515
 516     *hasChild = VARIANT_TRUE;
 517     return S_OK;
 518 }
 519
 520 static HRESULT WINAPI xmlnode_get_ownerDocument(
 521     IXMLDOMNode *iface,
 522     IXMLDOMDocument** DOMDocument)
 523 {
 524     FIXME("\n");
 525     return E_NOTIMPL;
 526 }
 527
 528 static HRESULT WINAPI xmlnode_cloneNode(
 529     IXMLDOMNode *iface,
 530     VARIANT_BOOL deep,
 531     IXMLDOMNode** cloneRoot)
 532 {
 533     FIXME("\n");
 534     return E_NOTIMPL;
 535 }
 536
 537 static HRESULT WINAPI xmlnode_get_nodeTypeString(
 538     IXMLDOMNode *iface,
 539     BSTR* xmlnodeType)
 540 {
 541     FIXME("\n");
 542     return E_NOTIMPL;
 543 }
 544
 545 static HRESULT WINAPI xmlnode_get_text(
 546     IXMLDOMNode *iface,
 547     BSTR* text)
 548 {
 549     xmlnode *This = impl_from_IXMLDOMNode( iface );
 550     BSTR str = NULL;
 551
 552     TRACE("%p\n", This);
 553
 554     if ( !text )
 555         return E_INVALIDARG;
 556
 557     switch(This->node->type)
 558     {
 559     case XML_ELEMENT_NODE:
 560     case XML_ATTRIBUTE_NODE:
 561     {
 562         xmlNodePtr child = This->node->children;
 563         if ( child && child->type == XML_TEXT_NODE )
 564             str = bstr_from_xmlChar( child->content );
 565         break;
 566     }
 567
 568     case XML_TEXT_NODE:
 569         str = bstr_from_xmlChar( This->node->content );
 570         break;
 571
 572     default:
 573         FIXME("Unhandled node type %d\n", This->node->type);
 574     }
 575
 576     TRACE("%p %s\n", This, debugstr_w(str) );
 577     *text = str;
 578
 579     return S_OK;
 580 }
 581
 582 static HRESULT WINAPI xmlnode_put_text(
 583     IXMLDOMNode *iface,
 584     BSTR text)
 585 {
 586     FIXME("\n");
 587     return E_NOTIMPL;
 588 }
 589
 590 static HRESULT WINAPI xmlnode_get_specified(
 591     IXMLDOMNode *iface,
 592     VARIANT_BOOL* isSpecified)
 593 {
 594     FIXME("\n");
 595     return E_NOTIMPL;
 596 }
 597
 598 static HRESULT WINAPI xmlnode_get_definition(
 599     IXMLDOMNode *iface,
 600     IXMLDOMNode** definitionNode)
 601 {
 602     FIXME("\n");
 603     return E_NOTIMPL;
 604 }
 605
 606 static HRESULT WINAPI xmlnode_get_nodeTypedValue(
 607     IXMLDOMNode *iface,
 608     VARIANT* typedValue)
 609 {
 610     FIXME("ignoring data type\n");
 611     return xmlnode_get_nodeValue(iface, typedValue);
 612 }
 613
 614 static HRESULT WINAPI xmlnode_put_nodeTypedValue(
 615     IXMLDOMNode *iface,
 616     VARIANT typedValue)
 617 {
 618     FIXME("\n");
 619     return E_NOTIMPL;
 620 }
 621
 622 static HRESULT WINAPI xmlnode_get_dataType(
 623     IXMLDOMNode *iface,
 624     VARIANT* dataTypeName)
 625 {
 626     FIXME("\n");
 627     return E_NOTIMPL;
 628 }
 629
 630 static HRESULT WINAPI xmlnode_put_dataType(
 631     IXMLDOMNode *iface,
 632     BSTR dataTypeName)
 633 {
 634     FIXME("\n");
 635     return E_NOTIMPL;
 636 }
 637
 638 static HRESULT WINAPI xmlnode_get_xml(
 639     IXMLDOMNode *iface,
 640     BSTR* xmlString)
 641 {
 642     FIXME("\n");
 643     return E_NOTIMPL;
 644 }
 645
 646 static HRESULT WINAPI xmlnode_transformNode(
 647     IXMLDOMNode *iface,
 648     IXMLDOMNode* styleSheet,
 649     BSTR* xmlString)
 650 {
 651     FIXME("\n");
 652     return E_NOTIMPL;
 653 }
 654
 655 static HRESULT WINAPI xmlnode_selectNodes(
 656     IXMLDOMNode *iface,
 657     BSTR queryString,
 658     IXMLDOMNodeList** resultList)
 659 {
 660     xmlnode *This = impl_from_IXMLDOMNode( iface );
 661     xmlChar *str = NULL;
 662     HRESULT r = E_FAIL;
 663
 664     TRACE("%p %s %p\n", This, debugstr_w(queryString), resultList );
 665
 666     str = xmlChar_from_wchar( queryString );
 667     if (!str)
 668         return r;
 669
 670     if( !This->node->children )
 671         return S_FALSE;
 672
 673     *resultList = create_filtered_nodelist( This->node->children, str, FALSE );
 674     HeapFree( GetProcessHeap(), 0, str );
 675     return S_OK;
 676 }
 677
 678 static HRESULT WINAPI xmlnode_selectSingleNode(
 679     IXMLDOMNode *iface,
 680     BSTR queryString,
 681     IXMLDOMNode** resultNode)
 682 {
 683     xmlnode *This = impl_from_IXMLDOMNode( iface );
 684     IXMLDOMNodeList *list;
 685     HRESULT r;
 686
 687     TRACE("%p %s %p\n", This, debugstr_w(queryString), resultNode );
 688
 689     r = IXMLDOMNode_selectNodes(iface, queryString, &list);
 690     if(r == S_OK)
 691     {
 692         r = IXMLDOMNodeList_nextNode(list, resultNode);
 693         IXMLDOMNodeList_Release(list);
 694     }
 695     return r;
 696 }
 697
 698 static HRESULT WINAPI xmlnode_get_parsed(
 699     IXMLDOMNode *iface,
 700     VARIANT_BOOL* isParsed)
 701 {
 702     FIXME("\n");
 703     return E_NOTIMPL;
 704 }
 705
 706 static HRESULT WINAPI xmlnode_get_namespaceURI(
 707     IXMLDOMNode *iface,
 708     BSTR* namespaceURI)
 709 {
 710     FIXME("\n");
 711     return E_NOTIMPL;
 712 }
 713
 714 static HRESULT WINAPI xmlnode_get_prefix(
 715     IXMLDOMNode *iface,
 716     BSTR* prefixString)
 717 {
 718     FIXME("\n");
 719     return E_NOTIMPL;
 720 }
 721
 722 static HRESULT WINAPI xmlnode_get_baseName(
 723     IXMLDOMNode *iface,
 724     BSTR* nameString)
 725 {
 726     xmlnode *This = impl_from_IXMLDOMNode( iface );
 727     BSTR str = NULL;
 728     HRESULT r = S_FALSE;
 729
 730     TRACE("%p %p\n", This, nameString );
 731
 732     if ( !nameString )
 733         return E_INVALIDARG;
 734
 735     switch ( This->node->type )
 736     {
 737     case XML_ELEMENT_NODE:
 738     case XML_ATTRIBUTE_NODE:
 739         str = bstr_from_xmlChar( This->node->name );
 740         r = S_OK;
 741         break;
 742     case XML_TEXT_NODE:
 743         break;
 744     default:
 745         ERR("Unhandled type %d\n", This->node->type );
 746         break;
 747     }
 748
 749     TRACE("returning %08x str = %s\n", r, debugstr_w( str ) );
 750
 751     *nameString = str;
 752     return r;
 753 }
 754
 755 static HRESULT WINAPI xmlnode_transformNodeToObject(
 756     IXMLDOMNode *iface,
 757     IXMLDOMNode* stylesheet,
 758     VARIANT outputObject)
 759 {
 760     FIXME("\n");
 761     return E_NOTIMPL;
 762 }
 763
 764 static const struct IXMLDOMNodeVtbl xmlnode_vtbl =
 765 {
 766     xmlnode_QueryInterface,
 767     xmlnode_AddRef,
 768     xmlnode_Release,
 769     xmlnode_GetTypeInfoCount,
 770     xmlnode_GetTypeInfo,
 771     xmlnode_GetIDsOfNames,
 772     xmlnode_Invoke,
 773     xmlnode_get_nodeName,
 774     xmlnode_get_nodeValue,
 775     xmlnode_put_nodeValue,
 776     xmlnode_get_nodeType,
 777     xmlnode_get_parentNode,
 778     xmlnode_get_childNodes,
 779     xmlnode_get_firstChild,
 780     xmlnode_get_lastChild,
 781     xmlnode_get_previousSibling,
 782     xmlnode_get_nextSibling,
 783     xmlnode_get_attributes,
 784     xmlnode_insertBefore,
 785     xmlnode_replaceChild,
 786     xmlnode_removeChild,
 787     xmlnode_appendChild,
 788     xmlnode_hasChildNodes,
 789     xmlnode_get_ownerDocument,
 790     xmlnode_cloneNode,
 791     xmlnode_get_nodeTypeString,
 792     xmlnode_get_text,
 793     xmlnode_put_text,
 794     xmlnode_get_specified,
 795     xmlnode_get_definition,
 796     xmlnode_get_nodeTypedValue,
 797     xmlnode_put_nodeTypedValue,
 798     xmlnode_get_dataType,
 799     xmlnode_put_dataType,
 800     xmlnode_get_xml,
 801     xmlnode_transformNode,
 802     xmlnode_selectNodes,
 803     xmlnode_selectSingleNode,
 804     xmlnode_get_parsed,
 805     xmlnode_get_namespaceURI,
 806     xmlnode_get_prefix,
 807     xmlnode_get_baseName,
 808     xmlnode_transformNodeToObject,
 809 };
 810
 811 static HRESULT WINAPI Internal_QueryInterface(
 812     IUnknown *iface,
 813     REFIID riid,
 814     void** ppvObject )
 815 {
 816     xmlnode *This = impl_from_InternalUnknown( iface );
 817
 818     TRACE("%p %s %p\n", iface, debugstr_guid(riid), ppvObject);
 819
 820
 821     if ( IsEqualGUID( riid, &IID_IUnknown ))
 822         *ppvObject = iface;
 823     else if ( IsEqualGUID( riid, &IID_IDispatch ) ||
 824               IsEqualGUID( riid, &IID_IXMLDOMNode ) )
 825         *ppvObject = &This->lpVtbl;
 826     else
 827     {
 828         FIXME("interface %s not implemented\n", debugstr_guid(riid));
 829         *ppvObject = NULL;
 830         return E_NOINTERFACE;
 831     }
 832
 833     IUnknown_AddRef( (IUnknown*)*ppvObject );
 834
 835     return S_OK;
 836 }
 837
 838 static ULONG WINAPI Internal_AddRef(
 839                  IUnknown *iface )
 840 {
 841     xmlnode *This = impl_from_InternalUnknown( iface );
 842     return InterlockedIncrement( &This->ref );
 843 }
 844
 845 static ULONG WINAPI Internal_Release(
 846     IUnknown *iface )
 847 {
 848     xmlnode *This = impl_from_InternalUnknown( iface );
 849     ULONG ref;
 850
 851     ref = InterlockedDecrement( &This->ref );
 852     if ( ref == 0 )
 853     {
 854         if( This->node )
 855             xmldoc_release( This->node->doc );
 856         HeapFree( GetProcessHeap(), 0, This );
 857     }
 858
 859     return ref;
 860 }
 861
 862 static const struct IUnknownVtbl internal_unk_vtbl =
 863 {
 864     Internal_QueryInterface,
 865     Internal_AddRef,
 866     Internal_Release
 867 };
 868
 869 IUnknown *create_basic_node( xmlNodePtr node, IUnknown *pUnkOuter )
 870 {
 871     xmlnode *This;
 872
 873     This = HeapAlloc( GetProcessHeap(), 0, sizeof *This );
 874     if ( !This )
 875         return NULL;
 876
 877     if(node)
 878         xmldoc_add_ref( node->doc );
 879
 880     This->lpVtbl = &xmlnode_vtbl;
 881     This->lpInternalUnkVtbl = &internal_unk_vtbl;
 882
 883     if(pUnkOuter)
 884         This->pUnkOuter = pUnkOuter; /* Don't take a ref on outer Unknown */
 885     else
 886         This->pUnkOuter = (IUnknown *)&This->lpInternalUnkVtbl;
 887
 888     This->ref = 1;
 889     This->node = node;
 890
 891     return (IUnknown*)&This->lpInternalUnkVtbl;
 892 }
 893
 894 IXMLDOMNode *create_node( xmlNodePtr node )
 895 {
 896     IUnknown *pUnk;
 897     IXMLDOMNode *ret;
 898     HRESULT hr;
 899
 900     if ( !node )
 901         return NULL;
 902
 903     TRACE("type %d\n", node->type);
 904     switch(node->type)
 905     {
 906     case XML_ELEMENT_NODE:
 907         pUnk = create_element( node, NULL );
 908         break;
 909     case XML_ATTRIBUTE_NODE:
 910         pUnk = create_attribute( node );
 911         break;
 912     case XML_TEXT_NODE:
 913         pUnk = create_text( node );
 914         break;
 915     case XML_COMMENT_NODE:
 916         pUnk = create_comment( node );
 917         break;
 918     case XML_DOCUMENT_NODE:
 919         ERR("shouldn't be here!\n");
 920         return NULL;
 921     default:
 922         FIXME("only creating basic node for type %d\n", node->type);
 923         pUnk = create_basic_node( node, NULL );
 924     }
 925
 926     hr = IUnknown_QueryInterface(pUnk, &IID_IXMLDOMNode, (LPVOID*)&ret);
 927     IUnknown_Release(pUnk);
 928     if(FAILED(hr)) return NULL;
 929     return ret;
 930 }
 931 #endif