dlls/msxml3/element.c

   1 /*
   2  *    DOM Document 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 #define COBJMACROS
  22
  23 #include "config.h"
  24
  25 #include <stdarg.h>
  26 #ifdef HAVE_LIBXML2
  27 # include <libxml/parser.h>
  28 # include <libxml/xmlerror.h>
  29 #endif
  30
  31 #include "windef.h"
  32 #include "winbase.h"
  33 #include "winuser.h"
  34 #include "winnls.h"
  35 #include "ole2.h"
  36 #include "msxml6.h"
  37
  38 #include "msxml_private.h"
  39
  40 #include "wine/debug.h"
  41
  42 #ifdef HAVE_LIBXML2
  43
  44 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
  45
  46 static const xmlChar DT_prefix[] = "dt";
  47 static const xmlChar DT_nsURI[] = "urn:schemas-microsoft-com:datatypes";
  48
  49 typedef struct _domelem
  50 {
  51     xmlnode node;
  52     IXMLDOMElement IXMLDOMElement_iface;
  53     LONG ref;
  54 } domelem;
  55
  56 static const struct nodemap_funcs domelem_attr_map;
  57
  58 static const tid_t domelem_se_tids[] = {
  59     IXMLDOMNode_tid,
  60     IXMLDOMElement_tid,
  61     NULL_tid
  62 };
  63
  64 static inline domelem *impl_from_IXMLDOMElement( IXMLDOMElement *iface )
  65 {
  66     return CONTAINING_RECORD(iface, domelem, IXMLDOMElement_iface);
  67 }
  68
  69 static inline xmlNodePtr get_element( const domelem *This )
  70 {
  71     return This->node.node;
  72 }
  73
  74 static HRESULT WINAPI domelem_QueryInterface(
  75     IXMLDOMElement *iface,
  76     REFIID riid,
  77     void** ppvObject )
  78 {
  79     domelem *This = impl_from_IXMLDOMElement( iface );
  80
  81     TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObject);
  82
  83     if ( IsEqualGUID( riid, &IID_IXMLDOMElement ) ||
  84          IsEqualGUID( riid, &IID_IXMLDOMNode ) ||
  85          IsEqualGUID( riid, &IID_IDispatch ) ||
  86          IsEqualGUID( riid, &IID_IUnknown ) )
  87     {
  88         *ppvObject = &This->IXMLDOMElement_iface;
  89     }
  90     else if(node_query_interface(&This->node, riid, ppvObject))
  91     {
  92         return *ppvObject ? S_OK : E_NOINTERFACE;
  93     }
  94     else if(IsEqualGUID( riid, &IID_ISupportErrorInfo ))
  95     {
  96         return node_create_supporterrorinfo(domelem_se_tids, ppvObject);
  97     }
  98     else
  99     {
 100         TRACE("interface %s not implemented\n", debugstr_guid(riid));
 101         *ppvObject = NULL;
 102         return E_NOINTERFACE;
 103     }
 104
 105     IUnknown_AddRef( (IUnknown*)*ppvObject );
 106     return S_OK;
 107 }
 108
 109 static ULONG WINAPI domelem_AddRef(
 110     IXMLDOMElement *iface )
 111 {
 112     domelem *This = impl_from_IXMLDOMElement( iface );
 113     LONG ref = InterlockedIncrement(&This->ref);
 114
 115     TRACE("(%p)->(%d)\n", This, ref);
 116
 117     return ref;
 118 }
 119
 120 static ULONG WINAPI domelem_Release(
 121     IXMLDOMElement *iface )
 122 {
 123     domelem *This = impl_from_IXMLDOMElement( iface );
 124     ULONG ref = InterlockedDecrement(&This->ref);
 125
 126     TRACE("(%p)->(%d)\n", This, ref);
 127
 128     if(!ref) {
 129         destroy_xmlnode(&This->node);
 130         heap_free(This);
 131     }
 132
 133     return ref;
 134 }
 135
 136 static HRESULT WINAPI domelem_GetTypeInfoCount(
 137     IXMLDOMElement *iface,
 138     UINT* pctinfo )
 139 {
 140     domelem *This = impl_from_IXMLDOMElement( iface );
 141     return IDispatchEx_GetTypeInfoCount(&This->node.dispex.IDispatchEx_iface, pctinfo);
 142 }
 143
 144 static HRESULT WINAPI domelem_GetTypeInfo(
 145     IXMLDOMElement *iface,
 146     UINT iTInfo, LCID lcid,
 147     ITypeInfo** ppTInfo )
 148 {
 149     domelem *This = impl_from_IXMLDOMElement( iface );
 150     return IDispatchEx_GetTypeInfo(&This->node.dispex.IDispatchEx_iface,
 151         iTInfo, lcid, ppTInfo);
 152 }
 153
 154 static HRESULT WINAPI domelem_GetIDsOfNames(
 155     IXMLDOMElement *iface,
 156     REFIID riid, LPOLESTR* rgszNames,
 157     UINT cNames, LCID lcid, DISPID* rgDispId )
 158 {
 159     domelem *This = impl_from_IXMLDOMElement( iface );
 160     return IDispatchEx_GetIDsOfNames(&This->node.dispex.IDispatchEx_iface,
 161         riid, rgszNames, cNames, lcid, rgDispId);
 162 }
 163
 164 static HRESULT WINAPI domelem_Invoke(
 165     IXMLDOMElement *iface,
 166     DISPID dispIdMember, REFIID riid, LCID lcid,
 167     WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarResult,
 168     EXCEPINFO* pExcepInfo, UINT* puArgErr )
 169 {
 170     domelem *This = impl_from_IXMLDOMElement( iface );
 171     return IDispatchEx_Invoke(&This->node.dispex.IDispatchEx_iface,
 172         dispIdMember, riid, lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 173 }
 174
 175 static HRESULT WINAPI domelem_get_nodeName(
 176     IXMLDOMElement *iface,
 177     BSTR* p )
 178 {
 179     domelem *This = impl_from_IXMLDOMElement( iface );
 180
 181     TRACE("(%p)->(%p)\n", This, p);
 182
 183     return node_get_nodeName(&This->node, p);
 184 }
 185
 186 static HRESULT WINAPI domelem_get_nodeValue(
 187     IXMLDOMElement *iface,
 188     VARIANT* value)
 189 {
 190     domelem *This = impl_from_IXMLDOMElement( iface );
 191
 192     TRACE("(%p)->(%p)\n", This, value);
 193
 194     if(!value)
 195         return E_INVALIDARG;
 196
 197     V_VT(value) = VT_NULL;
 198     V_BSTR(value) = NULL; /* tests show that we should do this */
 199     return S_FALSE;
 200 }
 201
 202 static HRESULT WINAPI domelem_put_nodeValue(
 203     IXMLDOMElement *iface,
 204     VARIANT value)
 205 {
 206     domelem *This = impl_from_IXMLDOMElement( iface );
 207     TRACE("(%p)->(%s)\n", This, debugstr_variant(&value));
 208     return E_FAIL;
 209 }
 210
 211 static HRESULT WINAPI domelem_get_nodeType(
 212     IXMLDOMElement *iface,
 213     DOMNodeType* domNodeType )
 214 {
 215     domelem *This = impl_from_IXMLDOMElement( iface );
 216
 217     TRACE("(%p)->(%p)\n", This, domNodeType);
 218
 219     *domNodeType = NODE_ELEMENT;
 220     return S_OK;
 221 }
 222
 223 static HRESULT WINAPI domelem_get_parentNode(
 224     IXMLDOMElement *iface,
 225     IXMLDOMNode** parent )
 226 {
 227     domelem *This = impl_from_IXMLDOMElement( iface );
 228
 229     TRACE("(%p)->(%p)\n", This, parent);
 230
 231     return node_get_parent(&This->node, parent);
 232 }
 233
 234 static HRESULT WINAPI domelem_get_childNodes(
 235     IXMLDOMElement *iface,
 236     IXMLDOMNodeList** outList)
 237 {
 238     domelem *This = impl_from_IXMLDOMElement( iface );
 239
 240     TRACE("(%p)->(%p)\n", This, outList);
 241
 242     return node_get_child_nodes(&This->node, outList);
 243 }
 244
 245 static HRESULT WINAPI domelem_get_firstChild(
 246     IXMLDOMElement *iface,
 247     IXMLDOMNode** domNode)
 248 {
 249     domelem *This = impl_from_IXMLDOMElement( iface );
 250
 251     TRACE("(%p)->(%p)\n", This, domNode);
 252
 253     return node_get_first_child(&This->node, domNode);
 254 }
 255
 256 static HRESULT WINAPI domelem_get_lastChild(
 257     IXMLDOMElement *iface,
 258     IXMLDOMNode** domNode)
 259 {
 260     domelem *This = impl_from_IXMLDOMElement( iface );
 261
 262     TRACE("(%p)->(%p)\n", This, domNode);
 263
 264     return node_get_last_child(&This->node, domNode);
 265 }
 266
 267 static HRESULT WINAPI domelem_get_previousSibling(
 268     IXMLDOMElement *iface,
 269     IXMLDOMNode** domNode)
 270 {
 271     domelem *This = impl_from_IXMLDOMElement( iface );
 272
 273     TRACE("(%p)->(%p)\n", This, domNode);
 274
 275     return node_get_previous_sibling(&This->node, domNode);
 276 }
 277
 278 static HRESULT WINAPI domelem_get_nextSibling(
 279     IXMLDOMElement *iface,
 280     IXMLDOMNode** domNode)
 281 {
 282     domelem *This = impl_from_IXMLDOMElement( iface );
 283
 284     TRACE("(%p)->(%p)\n", This, domNode);
 285
 286     return node_get_next_sibling(&This->node, domNode);
 287 }
 288
 289 static HRESULT WINAPI domelem_get_attributes(
 290     IXMLDOMElement *iface,
 291     IXMLDOMNamedNodeMap** map)
 292 {
 293     domelem *This = impl_from_IXMLDOMElement( iface );
 294
 295     TRACE("(%p)->(%p)\n", This, map);
 296
 297     *map = create_nodemap(This->node.node, &domelem_attr_map);
 298     return S_OK;
 299 }
 300
 301 static HRESULT WINAPI domelem_insertBefore(
 302     IXMLDOMElement *iface,
 303     IXMLDOMNode* newNode, VARIANT refChild,
 304     IXMLDOMNode** old_node)
 305 {
 306     domelem *This = impl_from_IXMLDOMElement( iface );
 307     DOMNodeType type;
 308     HRESULT hr;
 309
 310     TRACE("(%p)->(%p %s %p)\n", This, newNode, debugstr_variant(&refChild), old_node);
 311
 312     hr = IXMLDOMNode_get_nodeType(newNode, &type);
 313     if (hr != S_OK) return hr;
 314
 315     TRACE("new node type %d\n", type);
 316     switch (type)
 317     {
 318         case NODE_DOCUMENT:
 319         case NODE_DOCUMENT_TYPE:
 320         case NODE_ENTITY:
 321         case NODE_NOTATION:
 322             if (old_node) *old_node = NULL;
 323             return E_FAIL;
 324         default:
 325             return node_insert_before(&This->node, newNode, &refChild, old_node);
 326     }
 327 }
 328
 329 static HRESULT WINAPI domelem_replaceChild(
 330     IXMLDOMElement *iface,
 331     IXMLDOMNode* newNode,
 332     IXMLDOMNode* oldNode,
 333     IXMLDOMNode** outOldNode)
 334 {
 335     domelem *This = impl_from_IXMLDOMElement( iface );
 336
 337     TRACE("(%p)->(%p %p %p)\n", This, newNode, oldNode, outOldNode);
 338
 339     return node_replace_child(&This->node, newNode, oldNode, outOldNode);
 340 }
 341
 342 static HRESULT WINAPI domelem_removeChild(
 343     IXMLDOMElement *iface,
 344     IXMLDOMNode *child, IXMLDOMNode **oldChild)
 345 {
 346     domelem *This = impl_from_IXMLDOMElement( iface );
 347     TRACE("(%p)->(%p %p)\n", This, child, oldChild);
 348     return node_remove_child(&This->node, child, oldChild);
 349 }
 350
 351 static HRESULT WINAPI domelem_appendChild(
 352     IXMLDOMElement *iface,
 353     IXMLDOMNode *child, IXMLDOMNode **outChild)
 354 {
 355     domelem *This = impl_from_IXMLDOMElement( iface );
 356     TRACE("(%p)->(%p %p)\n", This, child, outChild);
 357     return node_append_child(&This->node, child, outChild);
 358 }
 359
 360 static HRESULT WINAPI domelem_hasChildNodes(
 361     IXMLDOMElement *iface,
 362     VARIANT_BOOL *ret)
 363 {
 364     domelem *This = impl_from_IXMLDOMElement( iface );
 365     TRACE("(%p)->(%p)\n", This, ret);
 366     return node_has_childnodes(&This->node, ret);
 367 }
 368
 369 static HRESULT WINAPI domelem_get_ownerDocument(
 370     IXMLDOMElement   *iface,
 371     IXMLDOMDocument **doc)
 372 {
 373     domelem *This = impl_from_IXMLDOMElement( iface );
 374     TRACE("(%p)->(%p)\n", This, doc);
 375     return node_get_owner_doc(&This->node, doc);
 376 }
 377
 378 static HRESULT WINAPI domelem_cloneNode(
 379     IXMLDOMElement *iface,
 380     VARIANT_BOOL deep, IXMLDOMNode** outNode)
 381 {
 382     domelem *This = impl_from_IXMLDOMElement( iface );
 383     TRACE("(%p)->(%d %p)\n", This, deep, outNode);
 384     return node_clone( &This->node, deep, outNode );
 385 }
 386
 387 static HRESULT WINAPI domelem_get_nodeTypeString(
 388     IXMLDOMElement *iface,
 389     BSTR* p)
 390 {
 391     domelem *This = impl_from_IXMLDOMElement( iface );
 392     static const WCHAR elementW[] = {'e','l','e','m','e','n','t',0};
 393
 394     TRACE("(%p)->(%p)\n", This, p);
 395
 396     return return_bstr(elementW, p);
 397 }
 398
 399 static HRESULT WINAPI domelem_get_text(
 400     IXMLDOMElement *iface,
 401     BSTR* p)
 402 {
 403     domelem *This = impl_from_IXMLDOMElement( iface );
 404     TRACE("(%p)->(%p)\n", This, p);
 405     return node_get_text(&This->node, p);
 406 }
 407
 408 static HRESULT WINAPI domelem_put_text(
 409     IXMLDOMElement *iface,
 410     BSTR p)
 411 {
 412     domelem *This = impl_from_IXMLDOMElement( iface );
 413     TRACE("(%p)->(%s)\n", This, debugstr_w(p));
 414     return node_put_text( &This->node, p );
 415 }
 416
 417 static HRESULT WINAPI domelem_get_specified(
 418     IXMLDOMElement *iface,
 419     VARIANT_BOOL* isSpecified)
 420 {
 421     domelem *This = impl_from_IXMLDOMElement( iface );
 422     FIXME("(%p)->(%p) stub!\n", This, isSpecified);
 423     *isSpecified = VARIANT_TRUE;
 424     return S_OK;
 425 }
 426
 427 static HRESULT WINAPI domelem_get_definition(
 428     IXMLDOMElement *iface,
 429     IXMLDOMNode** definitionNode)
 430 {
 431     domelem *This = impl_from_IXMLDOMElement( iface );
 432     FIXME("(%p)->(%p)\n", This, definitionNode);
 433     return E_NOTIMPL;
 434 }
 435
 436 static inline BYTE hex_to_byte(xmlChar c)
 437 {
 438     if(c <= '9') return c-'0';
 439     if(c <= 'F') return c-'A'+10;
 440     return c-'a'+10;
 441 }
 442
 443 static inline BYTE base64_to_byte(xmlChar c)
 444 {
 445     if(c == '+') return 62;
 446     if(c == '/') return 63;
 447     if(c <= '9') return c-'0'+52;
 448     if(c <= 'Z') return c-'A';
 449     return c-'a'+26;
 450 }
 451
 452 static inline HRESULT variant_from_dt(XDR_DT dt, xmlChar* str, VARIANT* v)
 453 {
 454     VARIANT src;
 455     HRESULT hr = S_OK;
 456     BOOL handled = FALSE;
 457
 458     VariantInit(&src);
 459
 460     switch (dt)
 461     {
 462     case DT_INVALID:
 463     case DT_STRING:
 464     case DT_NMTOKEN:
 465     case DT_NMTOKENS:
 466     case DT_NUMBER:
 467     case DT_URI:
 468     case DT_UUID:
 469         {
 470             V_VT(v) = VT_BSTR;
 471             V_BSTR(v) = bstr_from_xmlChar(str);
 472
 473             if(!V_BSTR(v))
 474                 return E_OUTOFMEMORY;
 475             handled = TRUE;
 476         }
 477         break;
 478     case DT_DATE:
 479     case DT_DATE_TZ:
 480     case DT_DATETIME:
 481     case DT_DATETIME_TZ:
 482     case DT_TIME:
 483     case DT_TIME_TZ:
 484         {
 485             WCHAR *p, *e;
 486             SYSTEMTIME st;
 487             DOUBLE date = 0.0;
 488
 489             st.wYear = 1899;
 490             st.wMonth = 12;
 491             st.wDay = 30;
 492             st.wDayOfWeek = st.wHour = st.wMinute = st.wSecond = st.wMilliseconds = 0;
 493
 494             V_VT(&src) = VT_BSTR;
 495             V_BSTR(&src) = bstr_from_xmlChar(str);
 496
 497             if(!V_BSTR(&src))
 498                 return E_OUTOFMEMORY;
 499
 500             p = V_BSTR(&src);
 501             e = p + SysStringLen(V_BSTR(&src));
 502
 503             if(p+4<e && *(p+4)=='-') /* parse date (yyyy-mm-dd) */
 504             {
 505                 st.wYear = atoiW(p);
 506                 st.wMonth = atoiW(p+5);
 507                 st.wDay = atoiW(p+8);
 508                 p += 10;
 509
 510                 if(*p == 'T') p++;
 511             }
 512
 513             if(p+2<e && *(p+2)==':') /* parse time (hh:mm:ss.?) */
 514             {
 515                 st.wHour = atoiW(p);
 516                 st.wMinute = atoiW(p+3);
 517                 st.wSecond = atoiW(p+6);
 518                 p += 8;
 519
 520                 if(*p == '.')
 521                 {
 522                     p++;
 523                     while(isdigitW(*p)) p++;
 524                 }
 525             }
 526
 527             SystemTimeToVariantTime(&st, &date);
 528             V_VT(v) = VT_DATE;
 529             V_DATE(v) = date;
 530
 531             if(*p == '+') /* parse timezone offset (+hh:mm) */
 532                 V_DATE(v) += (DOUBLE)atoiW(p+1)/24 + (DOUBLE)atoiW(p+4)/1440;
 533             else if(*p == '-') /* parse timezone offset (-hh:mm) */
 534                 V_DATE(v) -= (DOUBLE)atoiW(p+1)/24 + (DOUBLE)atoiW(p+4)/1440;
 535
 536             VariantClear(&src);
 537             handled = TRUE;
 538         }
 539         break;
 540     case DT_BIN_HEX:
 541         {
 542             SAFEARRAYBOUND sab;
 543             int i, len;
 544
 545             len = xmlStrlen(str)/2;
 546             sab.lLbound = 0;
 547             sab.cElements = len;
 548
 549             V_VT(v) = (VT_ARRAY|VT_UI1);
 550             V_ARRAY(v) = SafeArrayCreate(VT_UI1, 1, &sab);
 551
 552             if(!V_ARRAY(v))
 553                 return E_OUTOFMEMORY;
 554
 555             for(i=0; i<len; i++)
 556                 ((BYTE*)V_ARRAY(v)->pvData)[i] = (hex_to_byte(str[2*i])<<4)
 557                     + hex_to_byte(str[2*i+1]);
 558             handled = TRUE;
 559         }
 560         break;
 561     case DT_BIN_BASE64:
 562         {
 563             SAFEARRAYBOUND sab;
 564             xmlChar *c1, *c2;
 565             int i, len;
 566
 567             /* remove all formatting chars */
 568             c1 = c2 = str;
 569             len = 0;
 570             while (*c2)
 571             {
 572                 if ( *c2 == ' '  || *c2 == '\t' ||
 573                      *c2 == '\n' || *c2 == '\r' )
 574                 {
 575                     c2++;
 576                     continue;
 577                 }
 578                 *c1++ = *c2++;
 579                 len++;
 580             }
 581
 582             /* skip padding */
 583             if(str[len-2] == '=') i = 2;
 584             else if(str[len-1] == '=') i = 1;
 585             else i = 0;
 586
 587             sab.lLbound = 0;
 588             sab.cElements = len/4*3-i;
 589
 590             V_VT(v) = (VT_ARRAY|VT_UI1);
 591             V_ARRAY(v) = SafeArrayCreate(VT_UI1, 1, &sab);
 592
 593             if(!V_ARRAY(v))
 594                 return E_OUTOFMEMORY;
 595
 596             for(i=0; i<len/4; i++)
 597             {
 598                 ((BYTE*)V_ARRAY(v)->pvData)[3*i] = (base64_to_byte(str[4*i])<<2)
 599                     + (base64_to_byte(str[4*i+1])>>4);
 600                 if(3*i+1 < sab.cElements)
 601                     ((BYTE*)V_ARRAY(v)->pvData)[3*i+1] = (base64_to_byte(str[4*i+1])<<4)
 602                         + (base64_to_byte(str[4*i+2])>>2);
 603                 if(3*i+2 < sab.cElements)
 604                     ((BYTE*)V_ARRAY(v)->pvData)[3*i+2] = (base64_to_byte(str[4*i+2])<<6)
 605                         + base64_to_byte(str[4*i+3]);
 606             }
 607             handled = TRUE;
 608         }
 609         break;
 610     case DT_BOOLEAN:
 611         V_VT(v) = VT_BOOL;
 612         break;
 613     case DT_FIXED_14_4:
 614         V_VT(v) = VT_CY;
 615         break;
 616     case DT_I1:
 617         V_VT(v) = VT_I1;
 618         break;
 619     case DT_I2:
 620         V_VT(v) = VT_I2;
 621         break;
 622     case DT_I4:
 623     case DT_INT:
 624         V_VT(v) = VT_I4;
 625         break;
 626     case DT_I8:
 627         V_VT(v) = VT_I8;
 628         break;
 629     case DT_R4:
 630         V_VT(v) = VT_R4;
 631         break;
 632     case DT_FLOAT:
 633     case DT_R8:
 634         V_VT(v) = VT_R8;
 635         break;
 636     case DT_UI1:
 637         V_VT(v) = VT_UI1;
 638         break;
 639     case DT_UI2:
 640         V_VT(v) = VT_UI2;
 641         break;
 642     case DT_UI4:
 643         V_VT(v) = VT_UI4;
 644         break;
 645     case DT_UI8:
 646         V_VT(v) = VT_UI8;
 647         break;
 648     case DT_CHAR:
 649     case DT_ENTITY:
 650     case DT_ENTITIES:
 651     case DT_ENUMERATION:
 652     case DT_ID:
 653     case DT_IDREF:
 654     case DT_IDREFS:
 655     case DT_NOTATION:
 656         FIXME("need to handle dt:%s\n", debugstr_dt(dt));
 657         V_VT(v) = VT_BSTR;
 658         V_BSTR(v) = bstr_from_xmlChar(str);
 659         if (!V_BSTR(v))
 660             return E_OUTOFMEMORY;
 661         handled = TRUE;
 662         break;
 663     default:
 664         WARN("unknown type %d\n", dt);
 665     }
 666
 667     if (!handled)
 668     {
 669         V_VT(&src) = VT_BSTR;
 670         V_BSTR(&src) = bstr_from_xmlChar(str);
 671
 672         if(!V_BSTR(&src))
 673             return E_OUTOFMEMORY;
 674
 675         hr = VariantChangeTypeEx(v, &src,
 676                 MAKELCID(MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US),SORT_DEFAULT),0, V_VT(v));
 677         VariantClear(&src);
 678     }
 679     return hr;
 680 }
 681
 682 static XDR_DT element_get_dt(xmlNodePtr node)
 683 {
 684     XDR_DT dt = DT_INVALID;
 685
 686     TRACE("(%p)\n", node);
 687     if(node->type != XML_ELEMENT_NODE)
 688     {
 689         FIXME("invalid element node\n");
 690         return dt;
 691     }
 692
 693     if (node->ns && xmlStrEqual(node->ns->href, DT_nsURI))
 694     {
 695         dt = str_to_dt(node->name, -1);
 696     }
 697     else
 698     {
 699         xmlChar* pVal = xmlGetNsProp(node, BAD_CAST "dt", DT_nsURI);
 700         if (pVal)
 701         {
 702             dt = str_to_dt(pVal, -1);
 703             xmlFree(pVal);
 704         }
 705         else if (node->doc)
 706         {
 707             IXMLDOMDocument3* doc = (IXMLDOMDocument3*)create_domdoc((xmlNodePtr)node->doc);
 708             if (doc)
 709             {
 710                 VARIANT v;
 711                 VariantInit(&v);
 712
 713                 if (IXMLDOMDocument3_get_schemas(doc, &v) == S_OK &&
 714                     V_VT(&v) == VT_DISPATCH)
 715                 {
 716                     dt = SchemaCache_get_node_dt((IXMLDOMSchemaCollection2*)V_DISPATCH(&v), node);
 717                 }
 718                 VariantClear(&v);
 719                 IXMLDOMDocument3_Release(doc);
 720             }
 721         }
 722     }
 723
 724     TRACE("=> dt:%s\n", debugstr_dt(dt));
 725     return dt;
 726 }
 727
 728 static HRESULT WINAPI domelem_get_nodeTypedValue(
 729     IXMLDOMElement *iface,
 730     VARIANT* v)
 731 {
 732     domelem *This = impl_from_IXMLDOMElement( iface );
 733     XDR_DT dt;
 734     xmlChar* content;
 735     HRESULT hr;
 736
 737     TRACE("(%p)->(%p)\n", This, v);
 738
 739     if(!v) return E_INVALIDARG;
 740
 741     V_VT(v) = VT_NULL;
 742
 743     dt = element_get_dt(get_element(This));
 744     content = xmlNodeGetContent(get_element(This));
 745     hr = variant_from_dt(dt, content, v);
 746     xmlFree(content);
 747
 748     return hr;
 749 }
 750
 751 static HRESULT encode_base64(const BYTE *buf, int len, BSTR *ret)
 752 {
 753     static const char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
 754     const BYTE *d = buf;
 755     int bytes, pad_bytes, div;
 756     DWORD needed;
 757     WCHAR *ptr;
 758
 759     bytes = (len*8 + 5)/6;
 760     pad_bytes = (bytes % 4) ? 4 - (bytes % 4) : 0;
 761
 762     TRACE("%d, bytes is %d, pad bytes is %d\n", len, bytes, pad_bytes);
 763     needed = bytes + pad_bytes + 1;
 764
 765     *ret = SysAllocStringLen(NULL, needed);
 766     if (!*ret) return E_OUTOFMEMORY;
 767
 768     /* Three bytes of input give 4 chars of output */
 769     div = len / 3;
 770
 771     ptr = *ret;
 772     while (div > 0)
 773     {
 774         /* first char is the first 6 bits of the first byte*/
 775         *ptr++ = b64[ ( d[0] >> 2) & 0x3f ];
 776         /* second char is the last 2 bits of the first byte and the first 4
 777          * bits of the second byte */
 778         *ptr++ = b64[ ((d[0] << 4) & 0x30) | (d[1] >> 4 & 0x0f)];
 779         /* third char is the last 4 bits of the second byte and the first 2
 780          * bits of the third byte */
 781         *ptr++ = b64[ ((d[1] << 2) & 0x3c) | (d[2] >> 6 & 0x03)];
 782         /* fourth char is the remaining 6 bits of the third byte */
 783         *ptr++ = b64[   d[2]       & 0x3f];
 784         d += 3;
 785         div--;
 786     }
 787
 788     switch (pad_bytes)
 789     {
 790         case 1:
 791             /* first char is the first 6 bits of the first byte*/
 792             *ptr++ = b64[ ( d[0] >> 2) & 0x3f ];
 793             /* second char is the last 2 bits of the first byte and the first 4
 794              * bits of the second byte */
 795             *ptr++ = b64[ ((d[0] << 4) & 0x30) | (d[1] >> 4 & 0x0f)];
 796             /* third char is the last 4 bits of the second byte padded with
 797              * two zeroes */
 798             *ptr++ = b64[ ((d[1] << 2) & 0x3c) ];
 799             /* fourth char is a = to indicate one byte of padding */
 800             *ptr++ = '=';
 801             break;
 802         case 2:
 803             /* first char is the first 6 bits of the first byte*/
 804             *ptr++ = b64[ ( d[0] >> 2) & 0x3f ];
 805             /* second char is the last 2 bits of the first byte padded with
 806              * four zeroes*/
 807             *ptr++ = b64[ ((d[0] << 4) & 0x30)];
 808             /* third char is = to indicate padding */
 809             *ptr++ = '=';
 810             /* fourth char is = to indicate padding */
 811             *ptr++ = '=';
 812             break;
 813     }
 814
 815     return S_OK;
 816 }
 817
 818 static HRESULT encode_binhex(const BYTE *buf, int len, BSTR *ret)
 819 {
 820     static const char byte_to_hex[16] = "0123456789abcdef";
 821     int i;
 822
 823     *ret = SysAllocStringLen(NULL, len*2);
 824     if (!*ret) return E_OUTOFMEMORY;
 825
 826     for (i = 0; i < len; i++)
 827     {
 828         (*ret)[2*i]   = byte_to_hex[buf[i] >> 4];
 829         (*ret)[2*i+1] = byte_to_hex[0x0f & buf[i]];
 830     }
 831
 832     return S_OK;
 833 }
 834
 835 static HRESULT WINAPI domelem_put_nodeTypedValue(
 836     IXMLDOMElement *iface,
 837     VARIANT value)
 838 {
 839     domelem *This = impl_from_IXMLDOMElement( iface );
 840     XDR_DT dt;
 841     HRESULT hr;
 842
 843     TRACE("(%p)->(%s)\n", This, debugstr_variant(&value));
 844
 845     dt = element_get_dt(get_element(This));
 846     switch (dt)
 847     {
 848     /* for untyped node coerce to BSTR and set */
 849     case DT_INVALID:
 850         if (V_VT(&value) != VT_BSTR)
 851         {
 852             VARIANT content;
 853             VariantInit(&content);
 854             hr = VariantChangeType(&content, &value, 0, VT_BSTR);
 855             if (hr == S_OK)
 856             {
 857                 hr = node_set_content(&This->node, V_BSTR(&content));
 858                 VariantClear(&content);
 859             }
 860         }
 861         else
 862             hr = node_set_content(&This->node, V_BSTR(&value));
 863         break;
 864     case DT_BIN_BASE64:
 865         if (V_VT(&value) == VT_BSTR)
 866             hr = node_set_content(&This->node, V_BSTR(&value));
 867         else if (V_VT(&value) == (VT_UI1|VT_ARRAY))
 868         {
 869             UINT dim = SafeArrayGetDim(V_ARRAY(&value));
 870             LONG lbound, ubound;
 871             BSTR encoded;
 872             BYTE *ptr;
 873             int len;
 874
 875             if (dim > 1)
 876                 FIXME("unexpected array dimension count %u\n", dim);
 877
 878             SafeArrayGetUBound(V_ARRAY(&value), 1, &ubound);
 879             SafeArrayGetLBound(V_ARRAY(&value), 1, &lbound);
 880
 881             len = (ubound - lbound + 1)*SafeArrayGetElemsize(V_ARRAY(&value));
 882
 883             hr = SafeArrayAccessData(V_ARRAY(&value), (void*)&ptr);
 884             if (FAILED(hr)) return hr;
 885
 886             hr = encode_base64(ptr, len, &encoded);
 887             SafeArrayUnaccessData(V_ARRAY(&value));
 888             if (FAILED(hr)) return hr;
 889
 890             hr = node_set_content(&This->node, encoded);
 891             SysFreeString(encoded);
 892         }
 893         else
 894         {
 895             FIXME("unhandled variant type %d for dt:%s\n", V_VT(&value), debugstr_dt(dt));
 896             return E_NOTIMPL;
 897         }
 898         break;
 899     case DT_BIN_HEX:
 900         if (V_VT(&value) == (VT_UI1|VT_ARRAY))
 901         {
 902             UINT dim = SafeArrayGetDim(V_ARRAY(&value));
 903             LONG lbound, ubound;
 904             BSTR encoded;
 905             BYTE *ptr;
 906             int len;
 907
 908             if (dim > 1)
 909                 FIXME("unexpected array dimension count %u\n", dim);
 910
 911             SafeArrayGetUBound(V_ARRAY(&value), 1, &ubound);
 912             SafeArrayGetLBound(V_ARRAY(&value), 1, &lbound);
 913
 914             len = (ubound - lbound + 1)*SafeArrayGetElemsize(V_ARRAY(&value));
 915
 916             hr = SafeArrayAccessData(V_ARRAY(&value), (void*)&ptr);
 917             if (FAILED(hr)) return hr;
 918
 919             hr = encode_binhex(ptr, len, &encoded);
 920             SafeArrayUnaccessData(V_ARRAY(&value));
 921             if (FAILED(hr)) return hr;
 922
 923             hr = node_set_content(&This->node, encoded);
 924             SysFreeString(encoded);
 925         }
 926         else
 927         {
 928             FIXME("unhandled variant type %d for dt:%s\n", V_VT(&value), debugstr_dt(dt));
 929             return E_NOTIMPL;
 930         }
 931         break;
 932     default:
 933         FIXME("not implemented for dt:%s\n", debugstr_dt(dt));
 934         return E_NOTIMPL;
 935     }
 936
 937     return hr;
 938 }
 939
 940 static HRESULT WINAPI domelem_get_dataType(
 941     IXMLDOMElement *iface,
 942     VARIANT* typename)
 943 {
 944     domelem *This = impl_from_IXMLDOMElement( iface );
 945     XDR_DT dt;
 946
 947     TRACE("(%p)->(%p)\n", This, typename);
 948
 949     if (!typename)
 950         return E_INVALIDARG;
 951
 952     dt = element_get_dt(get_element(This));
 953     switch (dt)
 954     {
 955         case DT_BIN_BASE64:
 956         case DT_BIN_HEX:
 957         case DT_BOOLEAN:
 958         case DT_CHAR:
 959         case DT_DATE:
 960         case DT_DATE_TZ:
 961         case DT_DATETIME:
 962         case DT_DATETIME_TZ:
 963         case DT_FIXED_14_4:
 964         case DT_FLOAT:
 965         case DT_I1:
 966         case DT_I2:
 967         case DT_I4:
 968         case DT_I8:
 969         case DT_INT:
 970         case DT_NUMBER:
 971         case DT_R4:
 972         case DT_R8:
 973         case DT_TIME:
 974         case DT_TIME_TZ:
 975         case DT_UI1:
 976         case DT_UI2:
 977         case DT_UI4:
 978         case DT_UI8:
 979         case DT_URI:
 980         case DT_UUID:
 981             V_VT(typename) = VT_BSTR;
 982             V_BSTR(typename) = SysAllocString(dt_to_bstr(dt));
 983
 984             if (!V_BSTR(typename))
 985                 return E_OUTOFMEMORY;
 986             break;
 987         default:
 988             /* Other types (DTD equivalents) do not return anything here,
 989              * but the pointer part of the VARIANT is set to NULL */
 990             V_VT(typename) = VT_NULL;
 991             V_BSTR(typename) = NULL;
 992             break;
 993     }
 994     return (V_VT(typename) != VT_NULL) ? S_OK : S_FALSE;
 995 }
 996
 997 static HRESULT WINAPI domelem_put_dataType(
 998     IXMLDOMElement *iface,
 999     BSTR dtName)
1000 {
1001     domelem *This = impl_from_IXMLDOMElement( iface );
1002     HRESULT hr = E_FAIL;
1003     xmlChar *str;
1004     XDR_DT dt;
1005
1006     TRACE("(%p)->(%s)\n", This, debugstr_w(dtName));
1007
1008     if(dtName == NULL)
1009         return E_INVALIDARG;
1010
1011     dt = bstr_to_dt(dtName, -1);
1012
1013     /* An example of this is. The Text in the node needs to be a 0 or 1 for a boolean type.
1014        This applies to changing types (string->bool) or setting a new one
1015      */
1016     str = xmlNodeGetContent(get_element(This));
1017     hr = dt_validate(dt, str);
1018     xmlFree(str);
1019
1020     /* Check all supported types. */
1021     if (hr == S_OK)
1022     {
1023         switch (dt)
1024         {
1025         case DT_BIN_BASE64:
1026         case DT_BIN_HEX:
1027         case DT_BOOLEAN:
1028         case DT_CHAR:
1029         case DT_DATE:
1030         case DT_DATE_TZ:
1031         case DT_DATETIME:
1032         case DT_DATETIME_TZ:
1033         case DT_FIXED_14_4:
1034         case DT_FLOAT:
1035         case DT_I1:
1036         case DT_I2:
1037         case DT_I4:
1038         case DT_I8:
1039         case DT_INT:
1040         case DT_NMTOKEN:
1041         case DT_NMTOKENS:
1042         case DT_NUMBER:
1043         case DT_R4:
1044         case DT_R8:
1045         case DT_STRING:
1046         case DT_TIME:
1047         case DT_TIME_TZ:
1048         case DT_UI1:
1049         case DT_UI2:
1050         case DT_UI4:
1051         case DT_UI8:
1052         case DT_URI:
1053         case DT_UUID:
1054             {
1055                 xmlAttrPtr attr = xmlHasNsProp(get_element(This), DT_prefix, DT_nsURI);
1056                 if (attr)
1057                 {
1058                     attr = xmlSetNsProp(get_element(This), attr->ns, DT_prefix, dt_to_str(dt));
1059                     hr = S_OK;
1060                 }
1061                 else
1062                 {
1063                     xmlNsPtr ns = xmlNewNs(get_element(This), DT_nsURI, DT_prefix);
1064                     if (ns)
1065                     {
1066                         attr = xmlNewNsProp(get_element(This), ns, DT_prefix, dt_to_str(dt));
1067                         if (attr)
1068                         {
1069                             xmlAddChild(get_element(This), (xmlNodePtr)attr);
1070                             hr = S_OK;
1071                         }
1072                         else
1073                             ERR("Failed to create Attribute\n");
1074                     }
1075                     else
1076                         ERR("Failed to create Namespace\n");
1077                 }
1078             }
1079             break;
1080         default:
1081             FIXME("need to handle dt:%s\n", debugstr_dt(dt));
1082             break;
1083         }
1084     }
1085
1086     return hr;
1087 }
1088
1089 static HRESULT WINAPI domelem_get_xml(
1090     IXMLDOMElement *iface,
1091     BSTR* p)
1092 {
1093     domelem *This = impl_from_IXMLDOMElement( iface );
1094
1095     TRACE("(%p)->(%p)\n", This, p);
1096
1097     return node_get_xml(&This->node, TRUE, p);
1098 }
1099
1100 static HRESULT WINAPI domelem_transformNode(
1101     IXMLDOMElement *iface,
1102     IXMLDOMNode *node, BSTR *p)
1103 {
1104     domelem *This = impl_from_IXMLDOMElement( iface );
1105     TRACE("(%p)->(%p %p)\n", This, node, p);
1106     return node_transform_node(&This->node, node, p);
1107 }
1108
1109 static HRESULT WINAPI domelem_selectNodes(
1110     IXMLDOMElement *iface,
1111     BSTR p, IXMLDOMNodeList** outList)
1112 {
1113     domelem *This = impl_from_IXMLDOMElement( iface );
1114     TRACE("(%p)->(%s %p)\n", This, debugstr_w(p), outList);
1115     return node_select_nodes(&This->node, p, outList);
1116 }
1117
1118 static HRESULT WINAPI domelem_selectSingleNode(
1119     IXMLDOMElement *iface,
1120     BSTR p, IXMLDOMNode** outNode)
1121 {
1122     domelem *This = impl_from_IXMLDOMElement( iface );
1123     TRACE("(%p)->(%s %p)\n", This, debugstr_w(p), outNode);
1124     return node_select_singlenode(&This->node, p, outNode);
1125 }
1126
1127 static HRESULT WINAPI domelem_get_parsed(
1128     IXMLDOMElement *iface,
1129     VARIANT_BOOL* isParsed)
1130 {
1131     domelem *This = impl_from_IXMLDOMElement( iface );
1132     FIXME("(%p)->(%p) stub!\n", This, isParsed);
1133     *isParsed = VARIANT_TRUE;
1134     return S_OK;
1135 }
1136
1137 static HRESULT WINAPI domelem_get_namespaceURI(
1138     IXMLDOMElement *iface,
1139     BSTR* p)
1140 {
1141     domelem *This = impl_from_IXMLDOMElement( iface );
1142     TRACE("(%p)->(%p)\n", This, p);
1143     return node_get_namespaceURI(&This->node, p);
1144 }
1145
1146 static HRESULT WINAPI domelem_get_prefix(
1147     IXMLDOMElement *iface,
1148     BSTR* prefix)
1149 {
1150     domelem *This = impl_from_IXMLDOMElement( iface );
1151     TRACE("(%p)->(%p)\n", This, prefix);
1152     return node_get_prefix( &This->node, prefix );
1153 }
1154
1155 static HRESULT WINAPI domelem_get_baseName(
1156     IXMLDOMElement *iface,
1157     BSTR* name)
1158 {
1159     domelem *This = impl_from_IXMLDOMElement( iface );
1160     TRACE("(%p)->(%p)\n", This, name);
1161     return node_get_base_name( &This->node, name );
1162 }
1163
1164 static HRESULT WINAPI domelem_transformNodeToObject(
1165     IXMLDOMElement *iface,
1166     IXMLDOMNode* domNode, VARIANT var1)
1167 {
1168     domelem *This = impl_from_IXMLDOMElement( iface );
1169     FIXME("(%p)->(%p %s)\n", This, domNode, debugstr_variant(&var1));
1170     return E_NOTIMPL;
1171 }
1172
1173 static HRESULT WINAPI domelem_get_tagName(
1174     IXMLDOMElement *iface,
1175     BSTR* p)
1176 {
1177     domelem *This = impl_from_IXMLDOMElement( iface );
1178     xmlNodePtr element;
1179     const xmlChar *prefix;
1180     xmlChar *qname;
1181
1182     TRACE("(%p)->(%p)\n", This, p );
1183
1184     if (!p) return E_INVALIDARG;
1185
1186     element = get_element( This );
1187     if ( !element )
1188         return E_FAIL;
1189
1190     prefix = element->ns ? element->ns->prefix : NULL;
1191     qname = xmlBuildQName(element->name, prefix, NULL, 0);
1192
1193     *p = bstr_from_xmlChar(qname);
1194     if (qname != element->name) xmlFree(qname);
1195
1196     return *p ? S_OK : E_OUTOFMEMORY;
1197 }
1198
1199 static HRESULT WINAPI domelem_getAttribute(
1200     IXMLDOMElement *iface,
1201     BSTR name, VARIANT* value)
1202 {
1203     domelem *This = impl_from_IXMLDOMElement( iface );
1204     xmlNodePtr element;
1205     xmlChar *xml_name, *xml_value = NULL;
1206     xmlChar *local, *prefix;
1207     HRESULT hr = S_FALSE;
1208     xmlNsPtr ns;
1209
1210     TRACE("(%p)->(%s %p)\n", This, debugstr_w(name), value);
1211
1212     if(!value || !name)
1213         return E_INVALIDARG;
1214
1215     element = get_element( This );
1216     if ( !element )
1217         return E_FAIL;
1218
1219     V_BSTR(value) = NULL;
1220     V_VT(value) = VT_NULL;
1221
1222     xml_name = xmlchar_from_wchar( name );
1223
1224     if(!xmlValidateNameValue(xml_name))
1225         hr = E_FAIL;
1226     else
1227     {
1228         if ((local = xmlSplitQName2(xml_name, &prefix)))
1229         {
1230             if (xmlStrEqual(prefix, BAD_CAST "xmlns"))
1231             {
1232                 ns = xmlSearchNs(element->doc, element, local);
1233                 if (ns)
1234                     xml_value = xmlStrdup(ns->href);
1235             }
1236             else
1237             {
1238                 ns = xmlSearchNs(element->doc, element, prefix);
1239                 if (ns)
1240                     xml_value = xmlGetNsProp(element, local, ns->href);
1241             }
1242
1243             xmlFree(prefix);
1244             xmlFree(local);
1245         }
1246         else
1247             xml_value = xmlGetNsProp(element, xml_name, NULL);
1248     }
1249
1250     heap_free(xml_name);
1251     if(xml_value)
1252     {
1253         V_VT(value) = VT_BSTR;
1254         V_BSTR(value) = bstr_from_xmlChar( xml_value );
1255         xmlFree(xml_value);
1256         hr = S_OK;
1257     }
1258
1259     return hr;
1260 }
1261
1262 static HRESULT WINAPI domelem_setAttribute(
1263     IXMLDOMElement *iface,
1264     BSTR name, VARIANT value)
1265 {
1266     domelem *This = impl_from_IXMLDOMElement( iface );
1267     xmlChar *xml_name, *xml_value, *local, *prefix;
1268     xmlNodePtr element;
1269     HRESULT hr = S_OK;
1270
1271     TRACE("(%p)->(%s %s)\n", This, debugstr_w(name), debugstr_variant(&value));
1272
1273     element = get_element( This );
1274     if ( !element )
1275         return E_FAIL;
1276
1277     if (V_VT(&value) != VT_BSTR)
1278     {
1279         VARIANT var;
1280
1281         VariantInit(&var);
1282         hr = VariantChangeType(&var, &value, 0, VT_BSTR);
1283         if (hr != S_OK)
1284         {
1285             FIXME("VariantChangeType failed\n");
1286             return hr;
1287         }
1288
1289         xml_value = xmlchar_from_wchar(V_BSTR(&var));
1290         VariantClear(&var);
1291     }
1292     else
1293         xml_value = xmlchar_from_wchar(V_BSTR(&value));
1294
1295     xml_name = xmlchar_from_wchar( name );
1296
1297     if ((local = xmlSplitQName2(xml_name, &prefix)))
1298     {
1299         static const xmlChar* xmlnsA = (const xmlChar*)"xmlns";
1300         xmlNsPtr ns = NULL;
1301
1302         /* it's not allowed to modify existing namespace definition */
1303         if (xmlStrEqual(prefix, xmlnsA))
1304             ns = xmlSearchNs(element->doc, element, local);
1305
1306         xmlFree(prefix);
1307         xmlFree(local);
1308
1309         if (ns)
1310         {
1311             int cmp = xmlStrEqual(ns->href, xml_value);
1312             heap_free(xml_value);
1313             heap_free(xml_name);
1314             return cmp ? S_OK : E_INVALIDARG;
1315         }
1316     }
1317
1318     if (!xmlSetNsProp(element, NULL, xml_name, xml_value))
1319         hr = E_FAIL;
1320
1321     heap_free(xml_value);
1322     heap_free(xml_name);
1323
1324     return hr;
1325 }
1326
1327 static HRESULT WINAPI domelem_removeAttribute(
1328     IXMLDOMElement *iface,
1329     BSTR p)
1330 {
1331     domelem *This = impl_from_IXMLDOMElement( iface );
1332     IXMLDOMNamedNodeMap *attr;
1333     HRESULT hr;
1334
1335     TRACE("(%p)->(%s)\n", This, debugstr_w(p));
1336
1337     hr = IXMLDOMElement_get_attributes(iface, &attr);
1338     if (hr != S_OK) return hr;
1339
1340     hr = IXMLDOMNamedNodeMap_removeNamedItem(attr, p, NULL);
1341     IXMLDOMNamedNodeMap_Release(attr);
1342
1343     return hr;
1344 }
1345
1346 static HRESULT WINAPI domelem_getAttributeNode(
1347     IXMLDOMElement *iface,
1348     BSTR p, IXMLDOMAttribute** attributeNode )
1349 {
1350     domelem *This = impl_from_IXMLDOMElement( iface );
1351     xmlChar *local, *prefix, *nameA;
1352     HRESULT hr = S_FALSE;
1353     xmlNodePtr element;
1354     xmlAttrPtr attr;
1355
1356     TRACE("(%p)->(%s %p)\n", This, debugstr_w(p), attributeNode);
1357
1358     element = get_element( This );
1359     if (!element) return E_FAIL;
1360
1361     if (attributeNode) *attributeNode = NULL;
1362
1363     nameA = xmlchar_from_wchar(p);
1364     if (!xmlValidateNameValue(nameA))
1365     {
1366         heap_free(nameA);
1367         return E_FAIL;
1368     }
1369
1370     if (!attributeNode)
1371     {
1372         heap_free(nameA);
1373         return S_FALSE;
1374     }
1375
1376     *attributeNode = NULL;
1377
1378     local = xmlSplitQName2(nameA, &prefix);
1379
1380     if (local)
1381     {
1382         /* try to get namespace for supplied qualified name */
1383         xmlNsPtr ns = xmlSearchNs(element->doc, element, prefix);
1384         xmlFree(prefix);
1385
1386         attr = xmlHasNsProp(element, local, ns ? ns->href : NULL);
1387         xmlFree(local);
1388     }
1389     else
1390     {
1391         attr = xmlHasProp(element, nameA);
1392         /* attribute has attached namespace and we requested non-qualified
1393            name - it's a failure case */
1394         if (attr && attr->ns) attr = NULL;
1395     }
1396
1397     heap_free(nameA);
1398
1399     if (attr)
1400     {
1401         IUnknown *unk = create_attribute((xmlNodePtr)attr, FALSE);
1402         hr = IUnknown_QueryInterface(unk, &IID_IXMLDOMAttribute, (void**)attributeNode);
1403         IUnknown_Release(unk);
1404     }
1405
1406     return hr;
1407 }
1408
1409 static HRESULT WINAPI domelem_setAttributeNode(
1410     IXMLDOMElement *iface,
1411     IXMLDOMAttribute* attribute,
1412     IXMLDOMAttribute** old)
1413 {
1414     domelem *This = impl_from_IXMLDOMElement( iface );
1415     static const WCHAR xmlnsW[] = {'x','m','l','n','s',0};
1416     xmlChar *name, *value;
1417     BSTR nameW, prefix;
1418     xmlnode *attr_node;
1419     xmlAttrPtr attr;
1420     VARIANT valueW;
1421     HRESULT hr;
1422
1423     FIXME("(%p)->(%p %p): semi-stub\n", This, attribute, old);
1424
1425     if (!attribute) return E_INVALIDARG;
1426
1427     attr_node = get_node_obj((IXMLDOMNode*)attribute);
1428     if (!attr_node) return E_FAIL;
1429
1430     if (attr_node->parent)
1431     {
1432         WARN("attempt to add already used attribute\n");
1433         return E_FAIL;
1434     }
1435
1436     hr = IXMLDOMAttribute_get_nodeName(attribute, &nameW);
1437     if (hr != S_OK) return hr;
1438
1439     /* adding xmlns attribute doesn't change a tree or existing namespace definition */
1440     if (!strcmpW(nameW, xmlnsW))
1441     {
1442         SysFreeString(nameW);
1443         return DISP_E_UNKNOWNNAME;
1444     }
1445
1446     hr = IXMLDOMAttribute_get_nodeValue(attribute, &valueW);
1447     if (hr != S_OK)
1448     {
1449         SysFreeString(nameW);
1450         return hr;
1451     }
1452
1453     if (old) *old = NULL;
1454
1455     TRACE("attribute: %s=%s\n", debugstr_w(nameW), debugstr_w(V_BSTR(&valueW)));
1456
1457     hr = IXMLDOMAttribute_get_prefix(attribute, &prefix);
1458     if (hr == S_OK)
1459     {
1460         FIXME("namespaces not supported: %s\n", debugstr_w(prefix));
1461         SysFreeString(prefix);
1462     }
1463
1464     name = xmlchar_from_wchar(nameW);
1465     value = xmlchar_from_wchar(V_BSTR(&valueW));
1466
1467     if (!name || !value)
1468     {
1469         SysFreeString(nameW);
1470         VariantClear(&valueW);
1471         heap_free(name);
1472         heap_free(value);
1473         return E_OUTOFMEMORY;
1474     }
1475
1476     attr = xmlSetNsProp(get_element(This), NULL, name, value);
1477     if (attr)
1478         attr_node->parent = (IXMLDOMNode*)iface;
1479
1480     SysFreeString(nameW);
1481     VariantClear(&valueW);
1482     heap_free(name);
1483     heap_free(value);
1484
1485     return attr ? S_OK : E_FAIL;
1486 }
1487
1488 static HRESULT WINAPI domelem_removeAttributeNode(
1489     IXMLDOMElement *iface,
1490     IXMLDOMAttribute* domAttribute,
1491     IXMLDOMAttribute** attributeNode)
1492 {
1493     domelem *This = impl_from_IXMLDOMElement( iface );
1494     FIXME("(%p)->(%p %p)\n", This, domAttribute, attributeNode);
1495     return E_NOTIMPL;
1496 }
1497
1498 static HRESULT WINAPI domelem_getElementsByTagName(
1499     IXMLDOMElement *iface,
1500     BSTR tagName, IXMLDOMNodeList** resultList)
1501 {
1502     domelem *This = impl_from_IXMLDOMElement( iface );
1503     xmlChar *query;
1504     HRESULT hr;
1505     BOOL XPath;
1506
1507     TRACE("(%p)->(%s, %p)\n", This, debugstr_w(tagName), resultList);
1508
1509     if (!tagName || !resultList) return E_INVALIDARG;
1510
1511     XPath = is_xpathmode(get_element(This)->doc);
1512     set_xpathmode(get_element(This)->doc, TRUE);
1513     query = tagName_to_XPath(tagName);
1514     hr = create_selection(get_element(This), query, resultList);
1515     xmlFree(query);
1516     set_xpathmode(get_element(This)->doc, XPath);
1517
1518     return hr;
1519 }
1520
1521 static HRESULT WINAPI domelem_normalize(
1522     IXMLDOMElement *iface )
1523 {
1524     domelem *This = impl_from_IXMLDOMElement( iface );
1525     FIXME("%p\n", This);
1526     return E_NOTIMPL;
1527 }
1528
1529 static const struct IXMLDOMElementVtbl domelem_vtbl =
1530 {
1531     domelem_QueryInterface,
1532     domelem_AddRef,
1533     domelem_Release,
1534     domelem_GetTypeInfoCount,
1535     domelem_GetTypeInfo,
1536     domelem_GetIDsOfNames,
1537     domelem_Invoke,
1538     domelem_get_nodeName,
1539     domelem_get_nodeValue,
1540     domelem_put_nodeValue,
1541     domelem_get_nodeType,
1542     domelem_get_parentNode,
1543     domelem_get_childNodes,
1544     domelem_get_firstChild,
1545     domelem_get_lastChild,
1546     domelem_get_previousSibling,
1547     domelem_get_nextSibling,
1548     domelem_get_attributes,
1549     domelem_insertBefore,
1550     domelem_replaceChild,
1551     domelem_removeChild,
1552     domelem_appendChild,
1553     domelem_hasChildNodes,
1554     domelem_get_ownerDocument,
1555     domelem_cloneNode,
1556     domelem_get_nodeTypeString,
1557     domelem_get_text,
1558     domelem_put_text,
1559     domelem_get_specified,
1560     domelem_get_definition,
1561     domelem_get_nodeTypedValue,
1562     domelem_put_nodeTypedValue,
1563     domelem_get_dataType,
1564     domelem_put_dataType,
1565     domelem_get_xml,
1566     domelem_transformNode,
1567     domelem_selectNodes,
1568     domelem_selectSingleNode,
1569     domelem_get_parsed,
1570     domelem_get_namespaceURI,
1571     domelem_get_prefix,
1572     domelem_get_baseName,
1573     domelem_transformNodeToObject,
1574     domelem_get_tagName,
1575     domelem_getAttribute,
1576     domelem_setAttribute,
1577     domelem_removeAttribute,
1578     domelem_getAttributeNode,
1579     domelem_setAttributeNode,
1580     domelem_removeAttributeNode,
1581     domelem_getElementsByTagName,
1582     domelem_normalize,
1583 };
1584
1585 static HRESULT domelem_get_qualified_item(const xmlNodePtr node, BSTR name, BSTR uri,
1586     IXMLDOMNode **item)
1587 {
1588     xmlAttrPtr attr;
1589     xmlChar *nameA;
1590     xmlChar *href;
1591
1592     TRACE("(%p)->(%s %s %p)\n", node, debugstr_w(name), debugstr_w(uri), item);
1593
1594     if (!name || !item) return E_INVALIDARG;
1595
1596     if (uri && *uri)
1597     {
1598         href = xmlchar_from_wchar(uri);
1599         if (!href) return E_OUTOFMEMORY;
1600     }
1601     else
1602         href = NULL;
1603
1604     nameA = xmlchar_from_wchar(name);
1605     if (!nameA)
1606     {
1607         heap_free(href);
1608         return E_OUTOFMEMORY;
1609     }
1610
1611     attr = xmlHasNsProp(node, nameA, href);
1612
1613     heap_free(nameA);
1614     heap_free(href);
1615
1616     if (!attr)
1617     {
1618         *item = NULL;
1619         return S_FALSE;
1620     }
1621
1622     *item = create_node((xmlNodePtr)attr);
1623
1624     return S_OK;
1625 }
1626
1627 static HRESULT domelem_get_named_item(const xmlNodePtr node, BSTR name, IXMLDOMNode **item)
1628 {
1629     xmlChar *nameA, *local, *prefix;
1630     BSTR uriW, localW;
1631     xmlNsPtr ns;
1632     HRESULT hr;
1633
1634     TRACE("(%p)->(%s %p)\n", node, debugstr_w(name), item );
1635
1636     nameA = xmlchar_from_wchar(name);
1637     local = xmlSplitQName2(nameA, &prefix);
1638     heap_free(nameA);
1639
1640     if (!local)
1641         return domelem_get_qualified_item(node, name, NULL, item);
1642
1643     /* try to get namespace uri for supplied qualified name */
1644     ns = xmlSearchNs(node->doc, node, prefix);
1645
1646     xmlFree(prefix);
1647
1648     if (!ns)
1649     {
1650         xmlFree(local);
1651         if (item) *item = NULL;
1652         return item ? S_FALSE : E_INVALIDARG;
1653     }
1654
1655     uriW = bstr_from_xmlChar(ns->href);
1656     localW = bstr_from_xmlChar(local);
1657     xmlFree(local);
1658
1659     TRACE("got qualified node %s, uri=%s\n", debugstr_w(localW), debugstr_w(uriW));
1660
1661     hr = domelem_get_qualified_item(node, localW, uriW, item);
1662
1663     SysFreeString(localW);
1664     SysFreeString(uriW);
1665
1666     return hr;
1667 }
1668
1669 static HRESULT domelem_set_named_item(xmlNodePtr node, IXMLDOMNode *newItem, IXMLDOMNode **namedItem)
1670 {
1671     xmlNodePtr nodeNew;
1672     xmlnode *ThisNew;
1673
1674     TRACE("(%p)->(%p %p)\n", node, newItem, namedItem );
1675
1676     if(!newItem)
1677         return E_INVALIDARG;
1678
1679     if(namedItem) *namedItem = NULL;
1680
1681     /* Must be an Attribute */
1682     ThisNew = get_node_obj( newItem );
1683     if(!ThisNew) return E_FAIL;
1684
1685     if(ThisNew->node->type != XML_ATTRIBUTE_NODE)
1686         return E_FAIL;
1687
1688     if(!ThisNew->node->parent)
1689         if(xmldoc_remove_orphan(ThisNew->node->doc, ThisNew->node) != S_OK)
1690             WARN("%p is not an orphan of %p\n", ThisNew->node, ThisNew->node->doc);
1691
1692     nodeNew = xmlAddChild(node, ThisNew->node);
1693
1694     if(namedItem)
1695         *namedItem = create_node( nodeNew );
1696     return S_OK;
1697 }
1698
1699 static HRESULT domelem_remove_qualified_item(xmlNodePtr node, BSTR name, BSTR uri, IXMLDOMNode **item)
1700 {
1701     xmlChar *nameA, *href;
1702     xmlAttrPtr attr;
1703
1704     TRACE("(%p)->(%s %s %p)\n", node, debugstr_w(name), debugstr_w(uri), item);
1705
1706     if (!name) return E_INVALIDARG;
1707
1708     if (uri && *uri)
1709     {
1710         href = xmlchar_from_wchar(uri);
1711         if (!href) return E_OUTOFMEMORY;
1712     }
1713     else
1714         href = NULL;
1715
1716     nameA = xmlchar_from_wchar(name);
1717     if (!nameA)
1718     {
1719         heap_free(href);
1720         return E_OUTOFMEMORY;
1721     }
1722
1723     attr = xmlHasNsProp(node, nameA, href);
1724
1725     heap_free(nameA);
1726     heap_free(href);
1727
1728     if (!attr)
1729     {
1730         if (item) *item = NULL;
1731         return S_FALSE;
1732     }
1733
1734     if (item)
1735     {
1736         xmlUnlinkNode( (xmlNodePtr) attr );
1737         xmldoc_add_orphan( attr->doc, (xmlNodePtr) attr );
1738         *item = create_node( (xmlNodePtr) attr );
1739     }
1740     else
1741     {
1742         if (xmlRemoveProp(attr) == -1)
1743             ERR("xmlRemoveProp failed\n");
1744     }
1745
1746     return S_OK;
1747 }
1748
1749 static HRESULT domelem_remove_named_item(xmlNodePtr node, BSTR name, IXMLDOMNode **item)
1750 {
1751     TRACE("(%p)->(%s %p)\n", node, debugstr_w(name), item);
1752     return domelem_remove_qualified_item(node, name, NULL, item);
1753 }
1754
1755 static HRESULT domelem_get_item(const xmlNodePtr node, LONG index, IXMLDOMNode **item)
1756 {
1757     xmlNsPtr ns, xmlns;
1758     xmlAttrPtr curr;
1759     LONG attrIndex;
1760     IUnknown *unk;
1761     HRESULT hr;
1762
1763     TRACE("(%p)->(%d %p)\n", node, index, item);
1764
1765     *item = NULL;
1766
1767     if (index < 0)
1768         return S_FALSE;
1769
1770     attrIndex = 0;
1771     curr = node->properties;
1772     if (curr) {
1773         for (; attrIndex < index && curr->next != NULL; attrIndex++)
1774             curr = curr->next;
1775
1776         if (attrIndex == index) {
1777             *item = create_node( (xmlNodePtr) curr );
1778             return S_OK;
1779         }
1780     }
1781
1782     if (!node->nsDef)
1783         return S_FALSE;
1784
1785     attrIndex++;
1786     ns = node->nsDef;
1787     for (; attrIndex < index && ns->next != NULL; attrIndex++)
1788         ns = ns->next;
1789
1790     if (attrIndex < index)
1791         return S_FALSE;
1792
1793     xmlns = xmlNewNs(NULL, BAD_CAST "http://www.w3.org/2000/xmlns/", BAD_CAST "xmlns");
1794     if (!xmlns)
1795         return E_OUTOFMEMORY;
1796
1797     curr = xmlNewNsProp(NULL, xmlns, ns->prefix, ns->href);
1798     if (!curr) {
1799         xmlFreeNs(xmlns);
1800         return E_OUTOFMEMORY;
1801     }
1802     curr->doc = node->doc;
1803
1804     unk = create_attribute((xmlNodePtr)curr, TRUE);
1805     if (!unk) {
1806         xmlFreeNs(xmlns);
1807         xmlFreeProp(curr);
1808         return E_OUTOFMEMORY;
1809     }
1810
1811     hr = IUnknown_QueryInterface(unk, &IID_IXMLDOMNode, (void**)item);
1812     IUnknown_Release(unk);
1813
1814     return hr;
1815 }
1816
1817 static HRESULT domelem_get_length(const xmlNodePtr node, LONG *length)
1818 {
1819     xmlAttrPtr curr;
1820     LONG attrCount;
1821     xmlNsPtr ns;
1822
1823     TRACE("(%p)->(%p)\n", node, length);
1824
1825     if( !length )
1826         return E_INVALIDARG;
1827
1828     attrCount = 0;
1829     curr = node->properties;
1830     while (curr) {
1831         attrCount++;
1832         curr = curr->next;
1833     }
1834
1835     ns = node->nsDef;
1836     while (ns) {
1837         attrCount++;
1838         ns = ns->next;
1839     }
1840     *length = attrCount;
1841
1842     return S_OK;
1843 }
1844
1845 static HRESULT domelem_next_node(const xmlNodePtr node, LONG *iter, IXMLDOMNode **nextNode)
1846 {
1847     xmlAttrPtr curr;
1848     LONG i;
1849
1850     TRACE("(%p)->(%d: %p)\n", node, *iter, nextNode);
1851
1852     *nextNode = NULL;
1853
1854     curr = node->properties;
1855
1856     for (i = 0; i < *iter; i++) {
1857         if (curr->next == NULL)
1858             return S_FALSE;
1859         else
1860             curr = curr->next;
1861     }
1862
1863     (*iter)++;
1864     *nextNode = create_node((xmlNodePtr)curr);
1865
1866     return S_OK;
1867 }
1868
1869 static const struct nodemap_funcs domelem_attr_map = {
1870     domelem_get_named_item,
1871     domelem_set_named_item,
1872     domelem_remove_named_item,
1873     domelem_get_item,
1874     domelem_get_length,
1875     domelem_get_qualified_item,
1876     domelem_remove_qualified_item,
1877     domelem_next_node
1878 };
1879
1880 static const tid_t domelem_iface_tids[] = {
1881     IXMLDOMElement_tid,
1882     0
1883 };
1884
1885 static dispex_static_data_t domelem_dispex = {
1886     NULL,
1887     IXMLDOMElement_tid,
1888     NULL,
1889     domelem_iface_tids
1890 };
1891
1892 IUnknown* create_element( xmlNodePtr element )
1893 {
1894     domelem *This;
1895
1896     This = heap_alloc( sizeof *This );
1897     if ( !This )
1898         return NULL;
1899
1900     This->IXMLDOMElement_iface.lpVtbl = &domelem_vtbl;
1901     This->ref = 1;
1902
1903     init_xmlnode(&This->node, element, (IXMLDOMNode*)&This->IXMLDOMElement_iface, &domelem_dispex);
1904
1905     return (IUnknown*)&This->IXMLDOMElement_iface;
1906 }
1907
1908 #endif