dlls/mshtml/navigate.c

   1 /*
   2  * Copyright 2006-2007 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20
  21 #include <stdarg.h>
  22
  23 #define COBJMACROS
  24 #define NONAMELESSUNION
  25 #define NONAMELESSSTRUCT
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winuser.h"
  30 #include "winreg.h"
  31 #include "ole2.h"
  32 #include "hlguids.h"
  33 #include "shlguid.h"
  34 #include "wininet.h"
  35 #include "shlwapi.h"
  36
  37 #include "wine/debug.h"
  38 #include "wine/unicode.h"
  39
  40 #include "mshtml_private.h"
  41
  42 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  43
  44 #define CONTENT_LENGTH "Content-Length"
  45 #define UTF16_STR "utf-16"
  46
  47 typedef struct {
  48     const nsIInputStreamVtbl *lpInputStreamVtbl;
  49
  50     LONG ref;
  51
  52     char buf[1024];
  53     DWORD buf_size;
  54 } nsProtocolStream;
  55
  56 #define NSINSTREAM(x) ((nsIInputStream*) &(x)->lpInputStreamVtbl)
  57
  58 typedef struct {
  59     void (*destroy)(BSCallback*);
  60     HRESULT (*init_bindinfo)(BSCallback*);
  61     HRESULT (*start_binding)(BSCallback*);
  62     HRESULT (*stop_binding)(BSCallback*,HRESULT);
  63     HRESULT (*read_data)(BSCallback*,IStream*);
  64     HRESULT (*on_progress)(BSCallback*,ULONG,LPCWSTR);
  65     HRESULT (*on_response)(BSCallback*,DWORD,LPCWSTR);
  66     HRESULT (*beginning_transaction)(BSCallback*,WCHAR**);
  67 } BSCallbackVtbl;
  68
  69 struct BSCallback {
  70     const IBindStatusCallbackVtbl *lpBindStatusCallbackVtbl;
  71     const IServiceProviderVtbl    *lpServiceProviderVtbl;
  72     const IHttpNegotiate2Vtbl     *lpHttpNegotiate2Vtbl;
  73     const IInternetBindInfoVtbl   *lpInternetBindInfoVtbl;
  74
  75     const BSCallbackVtbl          *vtbl;
  76
  77     LONG ref;
  78
  79     LPWSTR headers;
  80     HGLOBAL post_data;
  81     ULONG post_data_len;
  82     ULONG readed;
  83     DWORD bindf;
  84     BOOL bindinfo_ready;
  85
  86     IMoniker *mon;
  87     IBinding *binding;
  88
  89     HTMLDocumentNode *doc;
  90
  91     struct list entry;
  92 };
  93
  94 #define NSINSTREAM_THIS(iface) DEFINE_THIS(nsProtocolStream, InputStream, iface)
  95
  96 static nsresult NSAPI nsInputStream_QueryInterface(nsIInputStream *iface, nsIIDRef riid,
  97         void **result)
  98 {
  99     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 100
 101     *result = NULL;
 102
 103     if(IsEqualGUID(&IID_nsISupports, riid)) {
 104         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
 105         *result  = NSINSTREAM(This);
 106     }else if(IsEqualGUID(&IID_nsIInputStream, riid)) {
 107         TRACE("(%p)->(IID_nsIInputStream %p)\n", This, result);
 108         *result  = NSINSTREAM(This);
 109     }
 110
 111     if(*result) {
 112         nsIInputStream_AddRef(NSINSTREAM(This));
 113         return NS_OK;
 114     }
 115
 116     WARN("unsupported interface %s\n", debugstr_guid(riid));
 117     return NS_NOINTERFACE;
 118 }
 119
 120 static nsrefcnt NSAPI nsInputStream_AddRef(nsIInputStream *iface)
 121 {
 122     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 123     LONG ref = InterlockedIncrement(&This->ref);
 124
 125     TRACE("(%p) ref=%d\n", This, ref);
 126
 127     return ref;
 128 }
 129
 130
 131 static nsrefcnt NSAPI nsInputStream_Release(nsIInputStream *iface)
 132 {
 133     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 134     LONG ref = InterlockedDecrement(&This->ref);
 135
 136     TRACE("(%p) ref=%d\n", This, ref);
 137
 138     if(!ref)
 139         heap_free(This);
 140
 141     return ref;
 142 }
 143
 144 static nsresult NSAPI nsInputStream_Close(nsIInputStream *iface)
 145 {
 146     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 147     FIXME("(%p)\n", This);
 148     return NS_ERROR_NOT_IMPLEMENTED;
 149 }
 150
 151 static nsresult NSAPI nsInputStream_Available(nsIInputStream *iface, PRUint32 *_retval)
 152 {
 153     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 154     FIXME("(%p)->(%p)\n", This, _retval);
 155     return NS_ERROR_NOT_IMPLEMENTED;
 156 }
 157
 158 static nsresult NSAPI nsInputStream_Read(nsIInputStream *iface, char *aBuf, PRUint32 aCount,
 159                                          PRUint32 *_retval)
 160 {
 161     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 162     DWORD read = aCount;
 163
 164     TRACE("(%p)->(%p %d %p)\n", This, aBuf, aCount, _retval);
 165
 166     if(read > This->buf_size)
 167         read = This->buf_size;
 168
 169     if(read) {
 170         memcpy(aBuf, This->buf, read);
 171         if(read < This->buf_size)
 172             memmove(This->buf, This->buf+read, This->buf_size-read);
 173         This->buf_size -= read;
 174     }
 175
 176     *_retval = read;
 177     return NS_OK;
 178 }
 179
 180 static nsresult NSAPI nsInputStream_ReadSegments(nsIInputStream *iface,
 181         nsresult (WINAPI *aWriter)(nsIInputStream*,void*,const char*,PRUint32,PRUint32,PRUint32*),
 182         void *aClousure, PRUint32 aCount, PRUint32 *_retval)
 183 {
 184     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 185     PRUint32 written = 0;
 186     nsresult nsres;
 187
 188     TRACE("(%p)->(%p %p %d %p)\n", This, aWriter, aClousure, aCount, _retval);
 189
 190     if(!This->buf_size)
 191         return S_OK;
 192
 193     if(aCount > This->buf_size)
 194         aCount = This->buf_size;
 195
 196     nsres = aWriter(NSINSTREAM(This), aClousure, This->buf, 0, aCount, &written);
 197     if(NS_FAILED(nsres))
 198         TRACE("aWritter failed: %08x\n", nsres);
 199     else if(written != This->buf_size)
 200         FIXME("written %d != buf_size %d\n", written, This->buf_size);
 201
 202     This->buf_size -= written;
 203
 204     *_retval = written;
 205     return nsres;
 206 }
 207
 208 static nsresult NSAPI nsInputStream_IsNonBlocking(nsIInputStream *iface, PRBool *_retval)
 209 {
 210     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 211     FIXME("(%p)->(%p)\n", This, _retval);
 212     return NS_ERROR_NOT_IMPLEMENTED;
 213 }
 214
 215 #undef NSINSTREAM_THIS
 216
 217 static const nsIInputStreamVtbl nsInputStreamVtbl = {
 218     nsInputStream_QueryInterface,
 219     nsInputStream_AddRef,
 220     nsInputStream_Release,
 221     nsInputStream_Close,
 222     nsInputStream_Available,
 223     nsInputStream_Read,
 224     nsInputStream_ReadSegments,
 225     nsInputStream_IsNonBlocking
 226 };
 227
 228 static nsProtocolStream *create_nsprotocol_stream(void)
 229 {
 230     nsProtocolStream *ret = heap_alloc(sizeof(nsProtocolStream));
 231
 232     ret->lpInputStreamVtbl = &nsInputStreamVtbl;
 233     ret->ref = 1;
 234     ret->buf_size = 0;
 235
 236     return ret;
 237 }
 238
 239 #define STATUSCLB_THIS(iface) DEFINE_THIS(BSCallback, BindStatusCallback, iface)
 240
 241 static HRESULT WINAPI BindStatusCallback_QueryInterface(IBindStatusCallback *iface,
 242         REFIID riid, void **ppv)
 243 {
 244     BSCallback *This = STATUSCLB_THIS(iface);
 245
 246     *ppv = NULL;
 247     if(IsEqualGUID(&IID_IUnknown, riid)) {
 248         TRACE("(%p)->(IID_IUnknown, %p)\n", This, ppv);
 249         *ppv = STATUSCLB(This);
 250     }else if(IsEqualGUID(&IID_IBindStatusCallback, riid)) {
 251         TRACE("(%p)->(IID_IBindStatusCallback, %p)\n", This, ppv);
 252         *ppv = STATUSCLB(This);
 253     }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
 254         TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
 255         *ppv = SERVPROV(This);
 256     }else if(IsEqualGUID(&IID_IHttpNegotiate, riid)) {
 257         TRACE("(%p)->(IID_IHttpNegotiate %p)\n", This, ppv);
 258         *ppv = HTTPNEG(This);
 259     }else if(IsEqualGUID(&IID_IHttpNegotiate2, riid)) {
 260         TRACE("(%p)->(IID_IHttpNegotiate2 %p)\n", This, ppv);
 261         *ppv = HTTPNEG(This);
 262     }else if(IsEqualGUID(&IID_IInternetBindInfo, riid)) {
 263         TRACE("(%p)->(IID_IInternetBindInfo %p)\n", This, ppv);
 264         *ppv = BINDINFO(This);
 265     }
 266
 267     if(*ppv) {
 268         IBindStatusCallback_AddRef(STATUSCLB(This));
 269         return S_OK;
 270     }
 271
 272     TRACE("Unsupported riid = %s\n", debugstr_guid(riid));
 273     return E_NOINTERFACE;
 274 }
 275
 276 static ULONG WINAPI BindStatusCallback_AddRef(IBindStatusCallback *iface)
 277 {
 278     BSCallback *This = STATUSCLB_THIS(iface);
 279     LONG ref = InterlockedIncrement(&This->ref);
 280
 281     TRACE("(%p) ref = %d\n", This, ref);
 282
 283     return ref;
 284 }
 285
 286 static ULONG WINAPI BindStatusCallback_Release(IBindStatusCallback *iface)
 287 {
 288     BSCallback *This = STATUSCLB_THIS(iface);
 289     LONG ref = InterlockedDecrement(&This->ref);
 290
 291     TRACE("(%p) ref = %d\n", This, ref);
 292
 293     if(!ref) {
 294         if(This->post_data)
 295             GlobalFree(This->post_data);
 296         if(This->mon)
 297             IMoniker_Release(This->mon);
 298         if(This->binding)
 299             IBinding_Release(This->binding);
 300         list_remove(&This->entry);
 301         heap_free(This->headers);
 302
 303         This->vtbl->destroy(This);
 304     }
 305
 306     return ref;
 307 }
 308
 309 static HRESULT WINAPI BindStatusCallback_OnStartBinding(IBindStatusCallback *iface,
 310         DWORD dwReserved, IBinding *pbind)
 311 {
 312     BSCallback *This = STATUSCLB_THIS(iface);
 313
 314     TRACE("(%p)->(%d %p)\n", This, dwReserved, pbind);
 315
 316     IBinding_AddRef(pbind);
 317     This->binding = pbind;
 318
 319     if(This->doc)
 320         list_add_head(&This->doc->bindings, &This->entry);
 321
 322     return This->vtbl->start_binding(This);
 323 }
 324
 325 static HRESULT WINAPI BindStatusCallback_GetPriority(IBindStatusCallback *iface, LONG *pnPriority)
 326 {
 327     BSCallback *This = STATUSCLB_THIS(iface);
 328     FIXME("(%p)->(%p)\n", This, pnPriority);
 329     return E_NOTIMPL;
 330 }
 331
 332 static HRESULT WINAPI BindStatusCallback_OnLowResource(IBindStatusCallback *iface, DWORD reserved)
 333 {
 334     BSCallback *This = STATUSCLB_THIS(iface);
 335     FIXME("(%p)->(%d)\n", This, reserved);
 336     return E_NOTIMPL;
 337 }
 338
 339 static HRESULT WINAPI BindStatusCallback_OnProgress(IBindStatusCallback *iface, ULONG ulProgress,
 340         ULONG ulProgressMax, ULONG ulStatusCode, LPCWSTR szStatusText)
 341 {
 342     BSCallback *This = STATUSCLB_THIS(iface);
 343
 344     TRACE("%p)->(%u %u %u %s)\n", This, ulProgress, ulProgressMax, ulStatusCode,
 345             debugstr_w(szStatusText));
 346
 347     return This->vtbl->on_progress(This, ulStatusCode, szStatusText);
 348 }
 349
 350 static HRESULT WINAPI BindStatusCallback_OnStopBinding(IBindStatusCallback *iface,
 351         HRESULT hresult, LPCWSTR szError)
 352 {
 353     BSCallback *This = STATUSCLB_THIS(iface);
 354     HRESULT hres;
 355
 356     TRACE("(%p)->(%08x %s)\n", This, hresult, debugstr_w(szError));
 357
 358     /* NOTE: IE7 calls GetBindResult here */
 359
 360     hres = This->vtbl->stop_binding(This, hresult);
 361
 362     if(This->binding) {
 363         IBinding_Release(This->binding);
 364         This->binding = NULL;
 365     }
 366
 367     list_remove(&This->entry);
 368     This->doc = NULL;
 369
 370     return hres;
 371 }
 372
 373 static HRESULT WINAPI BindStatusCallback_GetBindInfo(IBindStatusCallback *iface,
 374         DWORD *grfBINDF, BINDINFO *pbindinfo)
 375 {
 376     BSCallback *This = STATUSCLB_THIS(iface);
 377     DWORD size;
 378
 379     TRACE("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 380
 381     if(!This->bindinfo_ready) {
 382         HRESULT hres;
 383
 384         hres = This->vtbl->init_bindinfo(This);
 385         if(FAILED(hres))
 386             return hres;
 387
 388         This->bindinfo_ready = TRUE;
 389     }
 390
 391     *grfBINDF = This->bindf;
 392
 393     size = pbindinfo->cbSize;
 394     memset(pbindinfo, 0, size);
 395     pbindinfo->cbSize = size;
 396
 397     pbindinfo->cbstgmedData = This->post_data_len;
 398     pbindinfo->dwCodePage = CP_UTF8;
 399     pbindinfo->dwOptions = 0x80000;
 400
 401     if(This->post_data) {
 402         pbindinfo->dwBindVerb = BINDVERB_POST;
 403
 404         pbindinfo->stgmedData.tymed = TYMED_HGLOBAL;
 405         pbindinfo->stgmedData.u.hGlobal = This->post_data;
 406         pbindinfo->stgmedData.pUnkForRelease = (IUnknown*)STATUSCLB(This);
 407         IBindStatusCallback_AddRef(STATUSCLB(This));
 408     }
 409
 410     return S_OK;
 411 }
 412
 413 static HRESULT WINAPI BindStatusCallback_OnDataAvailable(IBindStatusCallback *iface,
 414         DWORD grfBSCF, DWORD dwSize, FORMATETC *pformatetc, STGMEDIUM *pstgmed)
 415 {
 416     BSCallback *This = STATUSCLB_THIS(iface);
 417
 418     TRACE("(%p)->(%08x %d %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);
 419
 420     return This->vtbl->read_data(This, pstgmed->u.pstm);
 421 }
 422
 423 static HRESULT WINAPI BindStatusCallback_OnObjectAvailable(IBindStatusCallback *iface,
 424         REFIID riid, IUnknown *punk)
 425 {
 426     BSCallback *This = STATUSCLB_THIS(iface);
 427     FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), punk);
 428     return E_NOTIMPL;
 429 }
 430
 431 #undef STATUSCLB_THIS
 432
 433 static const IBindStatusCallbackVtbl BindStatusCallbackVtbl = {
 434     BindStatusCallback_QueryInterface,
 435     BindStatusCallback_AddRef,
 436     BindStatusCallback_Release,
 437     BindStatusCallback_OnStartBinding,
 438     BindStatusCallback_GetPriority,
 439     BindStatusCallback_OnLowResource,
 440     BindStatusCallback_OnProgress,
 441     BindStatusCallback_OnStopBinding,
 442     BindStatusCallback_GetBindInfo,
 443     BindStatusCallback_OnDataAvailable,
 444     BindStatusCallback_OnObjectAvailable
 445 };
 446
 447 #define HTTPNEG_THIS(iface) DEFINE_THIS(BSCallback, HttpNegotiate2, iface)
 448
 449 static HRESULT WINAPI HttpNegotiate_QueryInterface(IHttpNegotiate2 *iface,
 450                                                    REFIID riid, void **ppv)
 451 {
 452     BSCallback *This = HTTPNEG_THIS(iface);
 453     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
 454 }
 455
 456 static ULONG WINAPI HttpNegotiate_AddRef(IHttpNegotiate2 *iface)
 457 {
 458     BSCallback *This = HTTPNEG_THIS(iface);
 459     return IBindStatusCallback_AddRef(STATUSCLB(This));
 460 }
 461
 462 static ULONG WINAPI HttpNegotiate_Release(IHttpNegotiate2 *iface)
 463 {
 464     BSCallback *This = HTTPNEG_THIS(iface);
 465     return IBindStatusCallback_Release(STATUSCLB(This));
 466 }
 467
 468 static HRESULT WINAPI HttpNegotiate_BeginningTransaction(IHttpNegotiate2 *iface,
 469         LPCWSTR szURL, LPCWSTR szHeaders, DWORD dwReserved, LPWSTR *pszAdditionalHeaders)
 470 {
 471     BSCallback *This = HTTPNEG_THIS(iface);
 472     HRESULT hres;
 473
 474     TRACE("(%p)->(%s %s %d %p)\n", This, debugstr_w(szURL), debugstr_w(szHeaders),
 475           dwReserved, pszAdditionalHeaders);
 476
 477     *pszAdditionalHeaders = NULL;
 478
 479     hres = This->vtbl->beginning_transaction(This, pszAdditionalHeaders);
 480     if(hres != S_FALSE)
 481         return hres;
 482
 483     if(This->headers) {
 484         DWORD size;
 485
 486         size = (strlenW(This->headers)+1)*sizeof(WCHAR);
 487         *pszAdditionalHeaders = CoTaskMemAlloc(size);
 488         if(!*pszAdditionalHeaders)
 489             return E_OUTOFMEMORY;
 490         memcpy(*pszAdditionalHeaders, This->headers, size);
 491     }
 492
 493     return S_OK;
 494 }
 495
 496 static HRESULT WINAPI HttpNegotiate_OnResponse(IHttpNegotiate2 *iface, DWORD dwResponseCode,
 497         LPCWSTR szResponseHeaders, LPCWSTR szRequestHeaders, LPWSTR *pszAdditionalRequestHeaders)
 498 {
 499     BSCallback *This = HTTPNEG_THIS(iface);
 500
 501     TRACE("(%p)->(%d %s %s %p)\n", This, dwResponseCode, debugstr_w(szResponseHeaders),
 502           debugstr_w(szRequestHeaders), pszAdditionalRequestHeaders);
 503
 504     return This->vtbl->on_response(This, dwResponseCode, szResponseHeaders);
 505 }
 506
 507 static HRESULT WINAPI HttpNegotiate_GetRootSecurityId(IHttpNegotiate2 *iface,
 508         BYTE *pbSecurityId, DWORD *pcbSecurityId, DWORD_PTR dwReserved)
 509 {
 510     BSCallback *This = HTTPNEG_THIS(iface);
 511     FIXME("(%p)->(%p %p %ld)\n", This, pbSecurityId, pcbSecurityId, dwReserved);
 512     return E_NOTIMPL;
 513 }
 514
 515 #undef HTTPNEG
 516
 517 static const IHttpNegotiate2Vtbl HttpNegotiate2Vtbl = {
 518     HttpNegotiate_QueryInterface,
 519     HttpNegotiate_AddRef,
 520     HttpNegotiate_Release,
 521     HttpNegotiate_BeginningTransaction,
 522     HttpNegotiate_OnResponse,
 523     HttpNegotiate_GetRootSecurityId
 524 };
 525
 526 #define BINDINFO_THIS(iface) DEFINE_THIS(BSCallback, InternetBindInfo, iface)
 527
 528 static HRESULT WINAPI InternetBindInfo_QueryInterface(IInternetBindInfo *iface,
 529                                                       REFIID riid, void **ppv)
 530 {
 531     BSCallback *This = BINDINFO_THIS(iface);
 532     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
 533 }
 534
 535 static ULONG WINAPI InternetBindInfo_AddRef(IInternetBindInfo *iface)
 536 {
 537     BSCallback *This = BINDINFO_THIS(iface);
 538     return IBindStatusCallback_AddRef(STATUSCLB(This));
 539 }
 540
 541 static ULONG WINAPI InternetBindInfo_Release(IInternetBindInfo *iface)
 542 {
 543     BSCallback *This = BINDINFO_THIS(iface);
 544     return IBindStatusCallback_Release(STATUSCLB(This));
 545 }
 546
 547 static HRESULT WINAPI InternetBindInfo_GetBindInfo(IInternetBindInfo *iface,
 548                                                    DWORD *grfBINDF, BINDINFO *pbindinfo)
 549 {
 550     BSCallback *This = BINDINFO_THIS(iface);
 551     FIXME("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 552     return E_NOTIMPL;
 553 }
 554
 555 static HRESULT WINAPI InternetBindInfo_GetBindString(IInternetBindInfo *iface,
 556         ULONG ulStringType, LPOLESTR *ppwzStr, ULONG cEl, ULONG *pcElFetched)
 557 {
 558     BSCallback *This = BINDINFO_THIS(iface);
 559     FIXME("(%p)->(%u %p %u %p)\n", This, ulStringType, ppwzStr, cEl, pcElFetched);
 560     return E_NOTIMPL;
 561 }
 562
 563 #undef BINDINFO_THIS
 564
 565 static const IInternetBindInfoVtbl InternetBindInfoVtbl = {
 566     InternetBindInfo_QueryInterface,
 567     InternetBindInfo_AddRef,
 568     InternetBindInfo_Release,
 569     InternetBindInfo_GetBindInfo,
 570     InternetBindInfo_GetBindString
 571 };
 572
 573 #define SERVPROV_THIS(iface) DEFINE_THIS(BSCallback, ServiceProvider, iface)
 574
 575 static HRESULT WINAPI BSCServiceProvider_QueryInterface(IServiceProvider *iface,
 576                                                         REFIID riid, void **ppv)
 577 {
 578     BSCallback *This = SERVPROV_THIS(iface);
 579     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
 580 }
 581
 582 static ULONG WINAPI BSCServiceProvider_AddRef(IServiceProvider *iface)
 583 {
 584     BSCallback *This = SERVPROV_THIS(iface);
 585     return IBindStatusCallback_AddRef(STATUSCLB(This));
 586 }
 587
 588 static ULONG WINAPI BSCServiceProvider_Release(IServiceProvider *iface)
 589 {
 590     BSCallback *This = SERVPROV_THIS(iface);
 591     return IBindStatusCallback_Release(STATUSCLB(This));
 592 }
 593
 594 static HRESULT WINAPI BSCServiceProvider_QueryService(IServiceProvider *iface,
 595         REFGUID guidService, REFIID riid, void **ppv)
 596 {
 597     BSCallback *This = SERVPROV_THIS(iface);
 598     TRACE("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
 599     return E_NOINTERFACE;
 600 }
 601
 602 #undef SERVPROV_THIS
 603
 604 static const IServiceProviderVtbl ServiceProviderVtbl = {
 605     BSCServiceProvider_QueryInterface,
 606     BSCServiceProvider_AddRef,
 607     BSCServiceProvider_Release,
 608     BSCServiceProvider_QueryService
 609 };
 610
 611 static void init_bscallback(BSCallback *This, const BSCallbackVtbl *vtbl, IMoniker *mon, DWORD bindf)
 612 {
 613     This->lpBindStatusCallbackVtbl = &BindStatusCallbackVtbl;
 614     This->lpServiceProviderVtbl    = &ServiceProviderVtbl;
 615     This->lpHttpNegotiate2Vtbl     = &HttpNegotiate2Vtbl;
 616     This->lpInternetBindInfoVtbl   = &InternetBindInfoVtbl;
 617     This->vtbl = vtbl;
 618     This->ref = 1;
 619     This->bindf = bindf;
 620
 621     list_init(&This->entry);
 622
 623     if(mon)
 624         IMoniker_AddRef(mon);
 625     This->mon = mon;
 626 }
 627
 628 /* Calls undocumented 84 cmd of CGID_ShellDocView */
 629 static void call_docview_84(HTMLDocumentObj *doc)
 630 {
 631     IOleCommandTarget *olecmd;
 632     VARIANT var;
 633     HRESULT hres;
 634
 635     if(!doc->client)
 636         return;
 637
 638     hres = IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd);
 639     if(FAILED(hres))
 640         return;
 641
 642     VariantInit(&var);
 643     hres = IOleCommandTarget_Exec(olecmd, &CGID_ShellDocView, 84, 0, NULL, &var);
 644     IOleCommandTarget_Release(olecmd);
 645     if(SUCCEEDED(hres) && V_VT(&var) != VT_NULL)
 646         FIXME("handle result\n");
 647 }
 648
 649 static HRESULT parse_headers(const WCHAR *headers, struct list *headers_list)
 650 {
 651     const WCHAR *header, *header_end, *colon, *value;
 652     HRESULT hres;
 653
 654     header = headers;
 655     while(*header) {
 656         if(header[0] == '\r' && header[1] == '\n' && !header[2])
 657             break;
 658         for(colon = header; *colon && *colon != ':' && *colon != '\r'; colon++);
 659         if(*colon != ':')
 660             return E_FAIL;
 661
 662         value = colon+1;
 663         while(*value == ' ')
 664             value++;
 665         if(!*value)
 666             return E_FAIL;
 667
 668         for(header_end = value+1; *header_end && *header_end != '\r'; header_end++);
 669
 670         hres = set_http_header(headers_list, header, colon-header, value, header_end-value);
 671         if(FAILED(hres))
 672             return hres;
 673
 674         header = header_end;
 675         if(header[0] == '\r' && header[1] == '\n')
 676             header += 2;
 677     }
 678
 679     return S_OK;
 680 }
 681
 682 static void parse_post_data(nsIInputStream *post_data_stream, LPWSTR *headers_ret,
 683                             HGLOBAL *post_data_ret, ULONG *post_data_len_ret)
 684 {
 685     PRUint32 post_data_len = 0, available = 0;
 686     HGLOBAL post_data = NULL;
 687     LPWSTR headers = NULL;
 688     DWORD headers_len = 0, len;
 689     const char *ptr, *ptr2, *post_data_end;
 690
 691     nsIInputStream_Available(post_data_stream, &available);
 692     post_data = GlobalAlloc(0, available+1);
 693     nsIInputStream_Read(post_data_stream, post_data, available, &post_data_len);
 694
 695     TRACE("post_data = %s\n", debugstr_an(post_data, post_data_len));
 696
 697     ptr = ptr2 = post_data;
 698     post_data_end = (const char*)post_data+post_data_len;
 699
 700     while(ptr < post_data_end && (*ptr != '\r' || ptr[1] != '\n')) {
 701         while(ptr < post_data_end && (*ptr != '\r' || ptr[1] != '\n'))
 702             ptr++;
 703
 704         if(!*ptr) {
 705             FIXME("*ptr = 0\n");
 706             return;
 707         }
 708
 709         ptr += 2;
 710
 711         if(ptr-ptr2 >= sizeof(CONTENT_LENGTH)
 712            && CompareStringA(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE,
 713                              CONTENT_LENGTH, sizeof(CONTENT_LENGTH)-1,
 714                              ptr2, sizeof(CONTENT_LENGTH)-1) == CSTR_EQUAL) {
 715             ptr2 = ptr;
 716             continue;
 717         }
 718
 719         len = MultiByteToWideChar(CP_ACP, 0, ptr2, ptr-ptr2, NULL, 0);
 720
 721         if(headers)
 722             headers = heap_realloc(headers,(headers_len+len+1)*sizeof(WCHAR));
 723         else
 724             headers = heap_alloc((len+1)*sizeof(WCHAR));
 725
 726         len = MultiByteToWideChar(CP_ACP, 0, ptr2, ptr-ptr2, headers+headers_len, len);
 727         headers_len += len;
 728
 729         ptr2 = ptr;
 730     }
 731
 732     headers[headers_len] = 0;
 733     *headers_ret = headers;
 734
 735     if(ptr >= post_data_end-2) {
 736         GlobalFree(post_data);
 737         return;
 738     }
 739
 740     ptr += 2;
 741
 742     if(headers_len) {
 743         post_data_len -= ptr-(const char*)post_data;
 744         memmove(post_data, ptr, post_data_len);
 745         post_data = GlobalReAlloc(post_data, post_data_len+1, 0);
 746     }
 747
 748     *post_data_ret = post_data;
 749     *post_data_len_ret = post_data_len;
 750 }
 751
 752 HRESULT start_binding(HTMLWindow *window, HTMLDocumentNode *doc, BSCallback *bscallback, IBindCtx *bctx)
 753 {
 754     IStream *str = NULL;
 755     HRESULT hres;
 756
 757     bscallback->doc = doc;
 758
 759     /* NOTE: IE7 calls IsSystemMoniker here*/
 760
 761     if(window) {
 762         if(bscallback->mon != window->mon)
 763             set_current_mon(window, bscallback->mon);
 764         call_docview_84(window->doc_obj);
 765     }
 766
 767     if(bctx) {
 768         RegisterBindStatusCallback(bctx, STATUSCLB(bscallback), NULL, 0);
 769         IBindCtx_AddRef(bctx);
 770     }else {
 771         hres = CreateAsyncBindCtx(0, STATUSCLB(bscallback), NULL, &bctx);
 772         if(FAILED(hres)) {
 773             WARN("CreateAsyncBindCtx failed: %08x\n", hres);
 774             bscallback->vtbl->stop_binding(bscallback, hres);
 775             return hres;
 776         }
 777     }
 778
 779     hres = IMoniker_BindToStorage(bscallback->mon, bctx, NULL, &IID_IStream, (void**)&str);
 780     IBindCtx_Release(bctx);
 781     if(FAILED(hres)) {
 782         WARN("BindToStorage failed: %08x\n", hres);
 783         bscallback->vtbl->stop_binding(bscallback, hres);
 784         return hres;
 785     }
 786
 787     if(str)
 788         IStream_Release(str);
 789
 790     IMoniker_Release(bscallback->mon);
 791     bscallback->mon = NULL;
 792
 793     return S_OK;
 794 }
 795
 796 typedef struct {
 797     BSCallback bsc;
 798
 799     DWORD size;
 800     BYTE *buf;
 801     HRESULT hres;
 802 } BufferBSC;
 803
 804 #define BUFFERBSC_THIS(bsc) ((BufferBSC*) bsc)
 805
 806 static void BufferBSC_destroy(BSCallback *bsc)
 807 {
 808     BufferBSC *This = BUFFERBSC_THIS(bsc);
 809
 810     heap_free(This->buf);
 811     heap_free(This);
 812 }
 813
 814 static HRESULT BufferBSC_init_bindinfo(BSCallback *bsc)
 815 {
 816     return S_OK;
 817 }
 818
 819 static HRESULT BufferBSC_start_binding(BSCallback *bsc)
 820 {
 821     return S_OK;
 822 }
 823
 824 static HRESULT BufferBSC_stop_binding(BSCallback *bsc, HRESULT result)
 825 {
 826     BufferBSC *This = BUFFERBSC_THIS(bsc);
 827
 828     This->hres = result;
 829
 830     if(FAILED(result)) {
 831         heap_free(This->buf);
 832         This->buf = NULL;
 833         This->size = 0;
 834     }
 835
 836     return S_OK;
 837 }
 838
 839 static HRESULT BufferBSC_read_data(BSCallback *bsc, IStream *stream)
 840 {
 841     BufferBSC *This = BUFFERBSC_THIS(bsc);
 842     DWORD readed;
 843     HRESULT hres;
 844
 845     if(!This->buf) {
 846         This->size = 128;
 847         This->buf = heap_alloc(This->size);
 848     }
 849
 850     do {
 851         if(This->bsc.readed == This->size) {
 852             This->size <<= 1;
 853             This->buf = heap_realloc(This->buf, This->size);
 854         }
 855
 856         readed = 0;
 857         hres = IStream_Read(stream, This->buf+This->bsc.readed, This->size-This->bsc.readed, &readed);
 858         This->bsc.readed += readed;
 859     }while(hres == S_OK);
 860
 861     return S_OK;
 862 }
 863
 864 static HRESULT BufferBSC_on_progress(BSCallback *bsc, ULONG status_code, LPCWSTR status_text)
 865 {
 866     return S_OK;
 867 }
 868
 869 static HRESULT BufferBSC_on_response(BSCallback *bsc, DWORD response_code,
 870         LPCWSTR response_headers)
 871 {
 872     return S_OK;
 873 }
 874
 875 static HRESULT BufferBSC_beginning_transaction(BSCallback *bsc, WCHAR **additional_headers)
 876 {
 877     return S_FALSE;
 878 }
 879
 880 #undef BUFFERBSC_THIS
 881
 882 static const BSCallbackVtbl BufferBSCVtbl = {
 883     BufferBSC_destroy,
 884     BufferBSC_init_bindinfo,
 885     BufferBSC_start_binding,
 886     BufferBSC_stop_binding,
 887     BufferBSC_read_data,
 888     BufferBSC_on_progress,
 889     BufferBSC_on_response,
 890     BufferBSC_beginning_transaction
 891 };
 892
 893
 894 static BufferBSC *create_bufferbsc(IMoniker *mon)
 895 {
 896     BufferBSC *ret = heap_alloc_zero(sizeof(*ret));
 897
 898     init_bscallback(&ret->bsc, &BufferBSCVtbl, mon, 0);
 899     ret->hres = E_FAIL;
 900
 901     return ret;
 902 }
 903
 904 HRESULT bind_mon_to_buffer(HTMLDocumentNode *doc, IMoniker *mon, void **buf, DWORD *size)
 905 {
 906     BufferBSC *bsc = create_bufferbsc(mon);
 907     HRESULT hres;
 908
 909     *buf = NULL;
 910
 911     hres = start_binding(NULL, doc, &bsc->bsc, NULL);
 912     if(SUCCEEDED(hres)) {
 913         hres = bsc->hres;
 914         if(SUCCEEDED(hres)) {
 915             *buf = bsc->buf;
 916             bsc->buf = NULL;
 917             *size = bsc->bsc.readed;
 918             bsc->size = 0;
 919         }
 920     }
 921
 922     IBindStatusCallback_Release(STATUSCLB(&bsc->bsc));
 923
 924     return hres;
 925 }
 926
 927 struct nsChannelBSC {
 928     BSCallback bsc;
 929
 930     HTMLWindow *window;
 931
 932     nsChannel *nschannel;
 933     nsIStreamListener *nslistener;
 934     nsISupports *nscontext;
 935
 936     nsProtocolStream *nsstream;
 937 };
 938
 939 static void on_start_nsrequest(nsChannelBSC *This)
 940 {
 941     nsresult nsres;
 942
 943     /* FIXME: it's needed for http connections from BindToObject. */
 944     if(!This->nschannel->response_status)
 945         This->nschannel->response_status = 200;
 946
 947     nsres = nsIStreamListener_OnStartRequest(This->nslistener,
 948             (nsIRequest*)NSCHANNEL(This->nschannel), This->nscontext);
 949     if(NS_FAILED(nsres))
 950         FIXME("OnStartRequest failed: %08x\n", nsres);
 951 }
 952
 953 static void on_stop_nsrequest(nsChannelBSC *This, HRESULT result)
 954 {
 955     nsresult nsres;
 956
 957     if(!This->nslistener)
 958         return;
 959
 960     if(!This->bsc.readed && SUCCEEDED(result)) {
 961         TRACE("No data read! Calling OnStartRequest\n");
 962         on_start_nsrequest(This);
 963     }
 964
 965     nsres = nsIStreamListener_OnStopRequest(This->nslistener, (nsIRequest*)NSCHANNEL(This->nschannel),
 966              This->nscontext, SUCCEEDED(result) ? NS_OK : NS_ERROR_FAILURE);
 967     if(NS_FAILED(nsres))
 968         WARN("OnStopRequest failed: %08x\n", nsres);
 969 }
 970
 971 static HRESULT read_stream_data(nsChannelBSC *This, IStream *stream)
 972 {
 973     DWORD read;
 974     nsresult nsres;
 975     HRESULT hres;
 976
 977     if(!This->nslistener) {
 978         BYTE buf[1024];
 979
 980         do {
 981             read = 0;
 982             hres = IStream_Read(stream, buf, sizeof(buf), &read);
 983         }while(hres == S_OK && read);
 984
 985         return S_OK;
 986     }
 987
 988     if(!This->nsstream)
 989         This->nsstream = create_nsprotocol_stream();
 990
 991     do {
 992         read = 0;
 993         hres = IStream_Read(stream, This->nsstream->buf+This->nsstream->buf_size,
 994                 sizeof(This->nsstream->buf)-This->nsstream->buf_size, &read);
 995         if(!read)
 996             break;
 997
 998         This->nsstream->buf_size += read;
 999
1000         if(!This->bsc.readed) {
1001             if(This->nsstream->buf_size >= 2
1002                && (BYTE)This->nsstream->buf[0] == 0xff
1003                && (BYTE)This->nsstream->buf[1] == 0xfe)
1004                 This->nschannel->charset = heap_strdupA(UTF16_STR);
1005
1006             if(!This->nschannel->content_type) {
1007                 WCHAR *mime;
1008
1009                 hres = FindMimeFromData(NULL, NULL, This->nsstream->buf, This->nsstream->buf_size, NULL, 0, &mime, 0);
1010                 if(FAILED(hres))
1011                     return hres;
1012
1013                 TRACE("Found MIME %s\n", debugstr_w(mime));
1014
1015                 This->nschannel->content_type = heap_strdupWtoA(mime);
1016                 CoTaskMemFree(mime);
1017                 if(!This->nschannel->content_type)
1018                     return E_OUTOFMEMORY;
1019             }
1020
1021             on_start_nsrequest(This);
1022
1023             if(This->window) {
1024                 update_window_doc(This->window);
1025                 if(This->window->readystate != READYSTATE_LOADING)
1026                     set_ready_state(This->window, READYSTATE_LOADING);
1027             }
1028         }
1029
1030         This->bsc.readed += This->nsstream->buf_size;
1031
1032         nsres = nsIStreamListener_OnDataAvailable(This->nslistener,
1033                 (nsIRequest*)NSCHANNEL(This->nschannel), This->nscontext,
1034                 NSINSTREAM(This->nsstream), This->bsc.readed-This->nsstream->buf_size,
1035                 This->nsstream->buf_size);
1036         if(NS_FAILED(nsres))
1037             ERR("OnDataAvailable failed: %08x\n", nsres);
1038
1039         if(This->nsstream->buf_size == sizeof(This->nsstream->buf)) {
1040             ERR("buffer is full\n");
1041             break;
1042         }
1043     }while(hres == S_OK);
1044
1045     return S_OK;
1046 }
1047
1048 static void add_nsrequest(nsChannelBSC *This)
1049 {
1050     nsresult nsres;
1051
1052     if(!This->nschannel || !This->nschannel->load_group)
1053         return;
1054
1055     nsres = nsILoadGroup_AddRequest(This->nschannel->load_group,
1056             (nsIRequest*)NSCHANNEL(This->nschannel), This->nscontext);
1057
1058     if(NS_FAILED(nsres))
1059         ERR("AddRequest failed:%08x\n", nsres);
1060 }
1061
1062 #define NSCHANNELBSC_THIS(bsc) ((nsChannelBSC*) bsc)
1063
1064 static void nsChannelBSC_destroy(BSCallback *bsc)
1065 {
1066     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1067
1068     if(This->nschannel)
1069         nsIChannel_Release(NSCHANNEL(This->nschannel));
1070     if(This->nslistener)
1071         nsIStreamListener_Release(This->nslistener);
1072     if(This->nscontext)
1073         nsISupports_Release(This->nscontext);
1074     if(This->nsstream)
1075         nsIInputStream_Release(NSINSTREAM(This->nsstream));
1076     heap_free(This);
1077 }
1078
1079 static HRESULT nsChannelBSC_start_binding(BSCallback *bsc)
1080 {
1081     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1082
1083     add_nsrequest(This);
1084
1085     return S_OK;
1086 }
1087
1088 static HRESULT nsChannelBSC_init_bindinfo(BSCallback *bsc)
1089 {
1090     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1091
1092     if(This->nschannel && This->nschannel->post_data_stream) {
1093         WCHAR *headers;
1094         HRESULT hres;
1095
1096         parse_post_data(This->nschannel->post_data_stream, &headers, &This->bsc.post_data, &This->bsc.post_data_len);
1097
1098         TRACE("headers = %s post_data = %s\n", debugstr_w(headers),
1099               debugstr_an(This->bsc.post_data, This->bsc.post_data_len));
1100
1101         hres = parse_headers(headers, &This->nschannel->request_headers);
1102         heap_free(headers);
1103         if(FAILED(hres))
1104             return hres;
1105     }
1106
1107     return S_OK;
1108 }
1109
1110 static HRESULT nsChannelBSC_stop_binding(BSCallback *bsc, HRESULT result)
1111 {
1112     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1113
1114     on_stop_nsrequest(This, result);
1115
1116     if(This->nslistener) {
1117         if(This->nschannel->load_group) {
1118             nsresult nsres;
1119
1120             nsres = nsILoadGroup_RemoveRequest(This->nschannel->load_group,
1121                     (nsIRequest*)NSCHANNEL(This->nschannel), NULL, NS_OK);
1122             if(NS_FAILED(nsres))
1123                 ERR("RemoveRequest failed: %08x\n", nsres);
1124         }
1125     }
1126
1127     return S_OK;
1128 }
1129
1130 static HRESULT nsChannelBSC_read_data(BSCallback *bsc, IStream *stream)
1131 {
1132     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1133
1134     return read_stream_data(This, stream);
1135 }
1136
1137 static HRESULT nsChannelBSC_on_progress(BSCallback *bsc, ULONG status_code, LPCWSTR status_text)
1138 {
1139     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1140
1141     switch(status_code) {
1142     case BINDSTATUS_MIMETYPEAVAILABLE:
1143         if(!This->nschannel)
1144             return S_OK;
1145
1146         heap_free(This->nschannel->content_type);
1147         This->nschannel->content_type = heap_strdupWtoA(status_text);
1148         break;
1149     case BINDSTATUS_REDIRECTING:
1150         TRACE("redirect to %s\n", debugstr_w(status_text));
1151
1152         /* FIXME: We should find a better way to handle this */
1153         set_wine_url(This->nschannel->uri, status_text);
1154     }
1155
1156     return S_OK;
1157 }
1158
1159 static HRESULT nsChannelBSC_on_response(BSCallback *bsc, DWORD response_code,
1160         LPCWSTR response_headers)
1161 {
1162     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1163     HRESULT hres;
1164
1165     This->nschannel->response_status = response_code;
1166
1167     if(response_headers) {
1168         const WCHAR *headers;
1169
1170         headers = strchrW(response_headers, '\r');
1171         if(headers && headers[1] == '\n') {
1172             headers += 2;
1173             hres = parse_headers(headers, &This->nschannel->response_headers);
1174             if(FAILED(hres)) {
1175                 WARN("parsing headers failed: %08x\n", hres);
1176                 return hres;
1177             }
1178         }
1179     }
1180
1181     return S_OK;
1182 }
1183
1184 static HRESULT nsChannelBSC_beginning_transaction(BSCallback *bsc, WCHAR **additional_headers)
1185 {
1186     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1187     http_header_t *iter;
1188     DWORD len = 0;
1189     WCHAR *ptr;
1190
1191     static const WCHAR content_lengthW[] =
1192         {'C','o','n','t','e','n','t','-','L','e','n','g','t','h',0};
1193
1194     if(!This->nschannel)
1195         return S_FALSE;
1196
1197     LIST_FOR_EACH_ENTRY(iter, &This->nschannel->request_headers, http_header_t, entry) {
1198         if(strcmpW(iter->header, content_lengthW))
1199             len += strlenW(iter->header) + 2 /* ": " */ + strlenW(iter->data) + 2 /* "\r\n" */;
1200     }
1201
1202     if(!len)
1203         return S_OK;
1204
1205     *additional_headers = ptr = CoTaskMemAlloc((len+1)*sizeof(WCHAR));
1206     if(!ptr)
1207         return E_OUTOFMEMORY;
1208
1209     LIST_FOR_EACH_ENTRY(iter, &This->nschannel->request_headers, http_header_t, entry) {
1210         if(!strcmpW(iter->header, content_lengthW))
1211             continue;
1212
1213         len = strlenW(iter->header);
1214         memcpy(ptr, iter->header, len*sizeof(WCHAR));
1215         ptr += len;
1216
1217         *ptr++ = ':';
1218         *ptr++ = ' ';
1219
1220         len = strlenW(iter->data);
1221         memcpy(ptr, iter->data, len*sizeof(WCHAR));
1222         ptr += len;
1223
1224         *ptr++ = '\r';
1225         *ptr++ = '\n';
1226     }
1227
1228     *ptr = 0;
1229
1230     return S_OK;
1231 }
1232
1233 #undef NSCHANNELBSC_THIS
1234
1235 static const BSCallbackVtbl nsChannelBSCVtbl = {
1236     nsChannelBSC_destroy,
1237     nsChannelBSC_init_bindinfo,
1238     nsChannelBSC_start_binding,
1239     nsChannelBSC_stop_binding,
1240     nsChannelBSC_read_data,
1241     nsChannelBSC_on_progress,
1242     nsChannelBSC_on_response,
1243     nsChannelBSC_beginning_transaction
1244 };
1245
1246 HRESULT create_channelbsc(IMoniker *mon, WCHAR *headers, BYTE *post_data, DWORD post_data_size, nsChannelBSC **retval)
1247 {
1248     nsChannelBSC *ret;
1249
1250     ret = heap_alloc_zero(sizeof(*ret));
1251     if(!ret)
1252         return E_OUTOFMEMORY;
1253
1254     init_bscallback(&ret->bsc, &nsChannelBSCVtbl, mon, BINDF_ASYNCHRONOUS | BINDF_ASYNCSTORAGE | BINDF_PULLDATA);
1255
1256     if(headers) {
1257         ret->bsc.headers = heap_strdupW(headers);
1258         if(!ret->bsc.headers) {
1259             IBindStatusCallback_Release(STATUSCLB(&ret->bsc));
1260             return E_OUTOFMEMORY;
1261         }
1262     }
1263
1264     if(post_data) {
1265         ret->bsc.post_data = GlobalAlloc(0, post_data_size);
1266         if(!ret->bsc.post_data) {
1267             heap_free(ret->bsc.headers);
1268             IBindStatusCallback_Release(STATUSCLB(&ret->bsc));
1269             return E_OUTOFMEMORY;
1270         }
1271
1272         memcpy(ret->bsc.post_data, post_data, post_data_size);
1273         ret->bsc.post_data_len = post_data_size;
1274     }
1275
1276     *retval = ret;
1277     return S_OK;
1278 }
1279
1280 IMoniker *get_channelbsc_mon(nsChannelBSC *This)
1281 {
1282     if(This->bsc.mon)
1283         IMoniker_AddRef(This->bsc.mon);
1284     return This->bsc.mon;
1285 }
1286
1287 void set_window_bscallback(HTMLWindow *window, nsChannelBSC *callback)
1288 {
1289     if(window->bscallback) {
1290         if(window->bscallback->bsc.binding)
1291             IBinding_Abort(window->bscallback->bsc.binding);
1292         window->bscallback->bsc.doc = NULL;
1293         window->bscallback->window = NULL;
1294         IBindStatusCallback_Release(STATUSCLB(&window->bscallback->bsc));
1295     }
1296
1297     window->bscallback = callback;
1298
1299     if(callback) {
1300         callback->window = window;
1301         IBindStatusCallback_AddRef(STATUSCLB(&callback->bsc));
1302         callback->bsc.doc = window->doc;
1303     }
1304 }
1305
1306 typedef struct {
1307     task_t header;
1308     HTMLWindow *window;
1309     nsChannelBSC *bscallback;
1310 } start_doc_binding_task_t;
1311
1312 static void start_doc_binding_proc(task_t *_task)
1313 {
1314     start_doc_binding_task_t *task = (start_doc_binding_task_t*)_task;
1315
1316     start_binding(task->window, NULL, (BSCallback*)task->bscallback, NULL);
1317     IBindStatusCallback_Release(STATUSCLB(&task->bscallback->bsc));
1318 }
1319
1320 HRESULT async_start_doc_binding(HTMLWindow *window, nsChannelBSC *bscallback)
1321 {
1322     start_doc_binding_task_t *task;
1323
1324     task = heap_alloc(sizeof(start_doc_binding_task_t));
1325     if(!task)
1326         return E_OUTOFMEMORY;
1327
1328     task->window = window;
1329     task->bscallback = bscallback;
1330     IBindStatusCallback_AddRef(STATUSCLB(&bscallback->bsc));
1331
1332     push_task(&task->header, start_doc_binding_proc, window->task_magic);
1333     return S_OK;
1334 }
1335
1336 void abort_document_bindings(HTMLDocumentNode *doc)
1337 {
1338     BSCallback *iter;
1339
1340     LIST_FOR_EACH_ENTRY(iter, &doc->bindings, BSCallback, entry) {
1341         if(iter->binding)
1342             IBinding_Abort(iter->binding);
1343         iter->doc = NULL;
1344         list_remove(&iter->entry);
1345     }
1346 }
1347
1348 HRESULT channelbsc_load_stream(nsChannelBSC *bscallback, IStream *stream)
1349 {
1350     HRESULT hres;
1351
1352     if(!bscallback->nschannel) {
1353         ERR("NULL nschannel\n");
1354         return E_FAIL;
1355     }
1356
1357     bscallback->nschannel->content_type = heap_strdupA("text/html");
1358     if(!bscallback->nschannel->content_type)
1359         return E_OUTOFMEMORY;
1360
1361     add_nsrequest(bscallback);
1362
1363     hres = read_stream_data(bscallback, stream);
1364     IBindStatusCallback_OnStopBinding(STATUSCLB(&bscallback->bsc), hres, ERROR_SUCCESS);
1365
1366     return hres;
1367 }
1368
1369 void channelbsc_set_channel(nsChannelBSC *This, nsChannel *channel, nsIStreamListener *listener, nsISupports *context)
1370 {
1371     nsIChannel_AddRef(NSCHANNEL(channel));
1372     This->nschannel = channel;
1373
1374     nsIStreamListener_AddRef(listener);
1375     This->nslistener = listener;
1376
1377     if(context) {
1378         nsISupports_AddRef(context);
1379         This->nscontext = context;
1380     }
1381
1382     if(This->bsc.headers) {
1383         HRESULT hres;
1384
1385         hres = parse_headers(This->bsc.headers, &channel->request_headers);
1386         heap_free(This->bsc.headers);
1387         This->bsc.headers = NULL;
1388         if(FAILED(hres))
1389             WARN("parse_headers failed: %08x\n", hres);
1390     }
1391 }
1392
1393 HRESULT hlink_frame_navigate(HTMLDocument *doc, LPCWSTR url,
1394         nsIInputStream *post_data_stream, DWORD hlnf, BOOL *cancel)
1395 {
1396     IHlinkFrame *hlink_frame;
1397     nsChannelBSC *callback;
1398     IServiceProvider *sp;
1399     IBindCtx *bindctx;
1400     IMoniker *mon;
1401     IHlink *hlink;
1402     HRESULT hres;
1403
1404     *cancel = FALSE;
1405
1406     hres = IOleClientSite_QueryInterface(doc->doc_obj->client, &IID_IServiceProvider,
1407             (void**)&sp);
1408     if(FAILED(hres))
1409         return S_OK;
1410
1411     hres = IServiceProvider_QueryService(sp, &IID_IHlinkFrame, &IID_IHlinkFrame,
1412             (void**)&hlink_frame);
1413     IServiceProvider_Release(sp);
1414     if(FAILED(hres))
1415         return S_OK;
1416
1417     hres = create_channelbsc(NULL, NULL, NULL, 0, &callback);
1418     if(FAILED(hres)) {
1419         IHlinkFrame_Release(hlink_frame);
1420         return hres;
1421     }
1422
1423     if(post_data_stream) {
1424         parse_post_data(post_data_stream, &callback->bsc.headers, &callback->bsc.post_data,
1425                         &callback->bsc.post_data_len);
1426         TRACE("headers = %s post_data = %s\n", debugstr_w(callback->bsc.headers),
1427               debugstr_an(callback->bsc.post_data, callback->bsc.post_data_len));
1428     }
1429
1430     hres = CreateAsyncBindCtx(0, STATUSCLB(&callback->bsc), NULL, &bindctx);
1431     if(SUCCEEDED(hres))
1432         hres = CoCreateInstance(&CLSID_StdHlink, NULL, CLSCTX_INPROC_SERVER,
1433                 &IID_IHlink, (LPVOID*)&hlink);
1434
1435     if(SUCCEEDED(hres))
1436         hres = CreateURLMoniker(NULL, url, &mon);
1437
1438     if(SUCCEEDED(hres)) {
1439         IHlink_SetMonikerReference(hlink, HLINKSETF_TARGET, mon, NULL);
1440
1441         if(hlnf & HLNF_OPENINNEWWINDOW) {
1442             static const WCHAR wszBlank[] = {'_','b','l','a','n','k',0};
1443             IHlink_SetTargetFrameName(hlink, wszBlank); /* FIXME */
1444         }
1445
1446         hres = IHlinkFrame_Navigate(hlink_frame, hlnf, bindctx, STATUSCLB(&callback->bsc), hlink);
1447         IMoniker_Release(mon);
1448         *cancel = hres == S_OK;
1449         hres = S_OK;
1450     }
1451
1452     IHlinkFrame_Release(hlink_frame);
1453     IBindCtx_Release(bindctx);
1454     IBindStatusCallback_Release(STATUSCLB(&callback->bsc));
1455     return hres;
1456 }
1457
1458 HRESULT navigate_url(HTMLWindow *window, const WCHAR *new_url, const WCHAR *base_url)
1459 {
1460     WCHAR url[INTERNET_MAX_URL_LENGTH];
1461     nsWineURI *uri;
1462     HRESULT hres;
1463
1464     if(!new_url) {
1465         *url = 0;
1466     }else if(base_url) {
1467         DWORD len = 0;
1468
1469         hres = CoInternetCombineUrl(base_url, new_url, URL_ESCAPE_SPACES_ONLY|URL_DONT_ESCAPE_EXTRA_INFO,
1470                 url, sizeof(url)/sizeof(WCHAR), &len, 0);
1471         if(FAILED(hres))
1472             return hres;
1473     }else {
1474         strcpyW(url, new_url);
1475     }
1476
1477     if(window->doc_obj && window->doc_obj->hostui) {
1478         OLECHAR *translated_url = NULL;
1479
1480         hres = IDocHostUIHandler_TranslateUrl(window->doc_obj->hostui, 0, url,
1481                 &translated_url);
1482         if(hres == S_OK) {
1483             TRACE("%08x %s -> %s\n", hres, debugstr_w(url), debugstr_w(translated_url));
1484             strcpyW(url, translated_url);
1485             CoTaskMemFree(translated_url);
1486         }
1487     }
1488
1489     if(window->doc_obj && window == window->doc_obj->basedoc.window) {
1490         BOOL cancel;
1491
1492         hres = hlink_frame_navigate(&window->doc->basedoc, url, NULL, 0, &cancel);
1493         if(FAILED(hres))
1494             return hres;
1495
1496         if(cancel) {
1497             TRACE("Navigation handled by hlink frame\n");
1498             return S_OK;
1499         }
1500     }
1501
1502     hres = create_doc_uri(window, url, &uri);
1503     if(FAILED(hres))
1504         return hres;
1505
1506     hres = load_nsuri(window, uri, NULL, LOAD_FLAGS_NONE);
1507     nsISupports_Release((nsISupports*)uri);
1508     return hres;
1509 }