git.oblomov.eu Git - wine/blob - dlls/mshtml/navigate.c

   1 /*
   2  * Copyright 2006-2010 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     IBindStatusCallback IBindStatusCallback_iface;
  71     IServiceProvider    IServiceProvider_iface;
  72     IHttpNegotiate2     IHttpNegotiate2_iface;
  73     IInternetBindInfo   IInternetBindInfo_iface;
  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 static inline BSCallback *impl_from_IBindStatusCallback(IBindStatusCallback *iface)
 240 {
 241     return CONTAINING_RECORD(iface, BSCallback, IBindStatusCallback_iface);
 242 }
 243
 244 static HRESULT WINAPI BindStatusCallback_QueryInterface(IBindStatusCallback *iface,
 245         REFIID riid, void **ppv)
 246 {
 247     BSCallback *This = impl_from_IBindStatusCallback(iface);
 248
 249     *ppv = NULL;
 250     if(IsEqualGUID(&IID_IUnknown, riid)) {
 251         TRACE("(%p)->(IID_IUnknown, %p)\n", This, ppv);
 252         *ppv = &This->IBindStatusCallback_iface;
 253     }else if(IsEqualGUID(&IID_IBindStatusCallback, riid)) {
 254         TRACE("(%p)->(IID_IBindStatusCallback, %p)\n", This, ppv);
 255         *ppv = &This->IBindStatusCallback_iface;
 256     }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
 257         TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
 258         *ppv = &This->IServiceProvider_iface;
 259     }else if(IsEqualGUID(&IID_IHttpNegotiate, riid)) {
 260         TRACE("(%p)->(IID_IHttpNegotiate %p)\n", This, ppv);
 261         *ppv = &This->IHttpNegotiate2_iface;
 262     }else if(IsEqualGUID(&IID_IHttpNegotiate2, riid)) {
 263         TRACE("(%p)->(IID_IHttpNegotiate2 %p)\n", This, ppv);
 264         *ppv = &This->IHttpNegotiate2_iface;
 265     }else if(IsEqualGUID(&IID_IInternetBindInfo, riid)) {
 266         TRACE("(%p)->(IID_IInternetBindInfo %p)\n", This, ppv);
 267         *ppv = &This->IInternetBindInfo_iface;
 268     }
 269
 270     if(*ppv) {
 271         IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 272         return S_OK;
 273     }
 274
 275     TRACE("Unsupported riid = %s\n", debugstr_guid(riid));
 276     return E_NOINTERFACE;
 277 }
 278
 279 static ULONG WINAPI BindStatusCallback_AddRef(IBindStatusCallback *iface)
 280 {
 281     BSCallback *This = impl_from_IBindStatusCallback(iface);
 282     LONG ref = InterlockedIncrement(&This->ref);
 283
 284     TRACE("(%p) ref = %d\n", This, ref);
 285
 286     return ref;
 287 }
 288
 289 static ULONG WINAPI BindStatusCallback_Release(IBindStatusCallback *iface)
 290 {
 291     BSCallback *This = impl_from_IBindStatusCallback(iface);
 292     LONG ref = InterlockedDecrement(&This->ref);
 293
 294     TRACE("(%p) ref = %d\n", This, ref);
 295
 296     if(!ref) {
 297         if(This->post_data)
 298             GlobalFree(This->post_data);
 299         if(This->mon)
 300             IMoniker_Release(This->mon);
 301         if(This->binding)
 302             IBinding_Release(This->binding);
 303         list_remove(&This->entry);
 304         heap_free(This->headers);
 305
 306         This->vtbl->destroy(This);
 307     }
 308
 309     return ref;
 310 }
 311
 312 static HRESULT WINAPI BindStatusCallback_OnStartBinding(IBindStatusCallback *iface,
 313         DWORD dwReserved, IBinding *pbind)
 314 {
 315     BSCallback *This = impl_from_IBindStatusCallback(iface);
 316
 317     TRACE("(%p)->(%d %p)\n", This, dwReserved, pbind);
 318
 319     IBinding_AddRef(pbind);
 320     This->binding = pbind;
 321
 322     if(This->doc)
 323         list_add_head(&This->doc->bindings, &This->entry);
 324
 325     return This->vtbl->start_binding(This);
 326 }
 327
 328 static HRESULT WINAPI BindStatusCallback_GetPriority(IBindStatusCallback *iface, LONG *pnPriority)
 329 {
 330     BSCallback *This = impl_from_IBindStatusCallback(iface);
 331     FIXME("(%p)->(%p)\n", This, pnPriority);
 332     return E_NOTIMPL;
 333 }
 334
 335 static HRESULT WINAPI BindStatusCallback_OnLowResource(IBindStatusCallback *iface, DWORD reserved)
 336 {
 337     BSCallback *This = impl_from_IBindStatusCallback(iface);
 338     FIXME("(%p)->(%d)\n", This, reserved);
 339     return E_NOTIMPL;
 340 }
 341
 342 static HRESULT WINAPI BindStatusCallback_OnProgress(IBindStatusCallback *iface, ULONG ulProgress,
 343         ULONG ulProgressMax, ULONG ulStatusCode, LPCWSTR szStatusText)
 344 {
 345     BSCallback *This = impl_from_IBindStatusCallback(iface);
 346
 347     TRACE("%p)->(%u %u %u %s)\n", This, ulProgress, ulProgressMax, ulStatusCode,
 348             debugstr_w(szStatusText));
 349
 350     return This->vtbl->on_progress(This, ulStatusCode, szStatusText);
 351 }
 352
 353 static HRESULT WINAPI BindStatusCallback_OnStopBinding(IBindStatusCallback *iface,
 354         HRESULT hresult, LPCWSTR szError)
 355 {
 356     BSCallback *This = impl_from_IBindStatusCallback(iface);
 357     HRESULT hres;
 358
 359     TRACE("(%p)->(%08x %s)\n", This, hresult, debugstr_w(szError));
 360
 361     /* NOTE: IE7 calls GetBindResult here */
 362
 363     hres = This->vtbl->stop_binding(This, hresult);
 364
 365     if(This->binding) {
 366         IBinding_Release(This->binding);
 367         This->binding = NULL;
 368     }
 369
 370     list_remove(&This->entry);
 371     This->doc = NULL;
 372
 373     return hres;
 374 }
 375
 376 static HRESULT WINAPI BindStatusCallback_GetBindInfo(IBindStatusCallback *iface,
 377         DWORD *grfBINDF, BINDINFO *pbindinfo)
 378 {
 379     BSCallback *This = impl_from_IBindStatusCallback(iface);
 380     DWORD size;
 381
 382     TRACE("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 383
 384     if(!This->bindinfo_ready) {
 385         HRESULT hres;
 386
 387         hres = This->vtbl->init_bindinfo(This);
 388         if(FAILED(hres))
 389             return hres;
 390
 391         This->bindinfo_ready = TRUE;
 392     }
 393
 394     *grfBINDF = This->bindf;
 395
 396     size = pbindinfo->cbSize;
 397     memset(pbindinfo, 0, size);
 398     pbindinfo->cbSize = size;
 399
 400     pbindinfo->cbstgmedData = This->post_data_len;
 401     pbindinfo->dwCodePage = CP_UTF8;
 402     pbindinfo->dwOptions = 0x80000;
 403
 404     if(This->post_data) {
 405         pbindinfo->dwBindVerb = BINDVERB_POST;
 406
 407         pbindinfo->stgmedData.tymed = TYMED_HGLOBAL;
 408         pbindinfo->stgmedData.u.hGlobal = This->post_data;
 409         pbindinfo->stgmedData.pUnkForRelease = (IUnknown*)&This->IBindStatusCallback_iface;
 410         IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 411     }
 412
 413     return S_OK;
 414 }
 415
 416 static HRESULT WINAPI BindStatusCallback_OnDataAvailable(IBindStatusCallback *iface,
 417         DWORD grfBSCF, DWORD dwSize, FORMATETC *pformatetc, STGMEDIUM *pstgmed)
 418 {
 419     BSCallback *This = impl_from_IBindStatusCallback(iface);
 420
 421     TRACE("(%p)->(%08x %d %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);
 422
 423     return This->vtbl->read_data(This, pstgmed->u.pstm);
 424 }
 425
 426 static HRESULT WINAPI BindStatusCallback_OnObjectAvailable(IBindStatusCallback *iface,
 427         REFIID riid, IUnknown *punk)
 428 {
 429     BSCallback *This = impl_from_IBindStatusCallback(iface);
 430     FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), punk);
 431     return E_NOTIMPL;
 432 }
 433
 434 static const IBindStatusCallbackVtbl BindStatusCallbackVtbl = {
 435     BindStatusCallback_QueryInterface,
 436     BindStatusCallback_AddRef,
 437     BindStatusCallback_Release,
 438     BindStatusCallback_OnStartBinding,
 439     BindStatusCallback_GetPriority,
 440     BindStatusCallback_OnLowResource,
 441     BindStatusCallback_OnProgress,
 442     BindStatusCallback_OnStopBinding,
 443     BindStatusCallback_GetBindInfo,
 444     BindStatusCallback_OnDataAvailable,
 445     BindStatusCallback_OnObjectAvailable
 446 };
 447
 448 static inline BSCallback *impl_from_IHttpNegotiate2(IHttpNegotiate2 *iface)
 449 {
 450     return CONTAINING_RECORD(iface, BSCallback, IHttpNegotiate2_iface);
 451 }
 452
 453 static HRESULT WINAPI HttpNegotiate_QueryInterface(IHttpNegotiate2 *iface,
 454                                                    REFIID riid, void **ppv)
 455 {
 456     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 457     return IBindStatusCallback_QueryInterface(&This->IBindStatusCallback_iface, riid, ppv);
 458 }
 459
 460 static ULONG WINAPI HttpNegotiate_AddRef(IHttpNegotiate2 *iface)
 461 {
 462     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 463     return IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 464 }
 465
 466 static ULONG WINAPI HttpNegotiate_Release(IHttpNegotiate2 *iface)
 467 {
 468     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 469     return IBindStatusCallback_Release(&This->IBindStatusCallback_iface);
 470 }
 471
 472 static HRESULT WINAPI HttpNegotiate_BeginningTransaction(IHttpNegotiate2 *iface,
 473         LPCWSTR szURL, LPCWSTR szHeaders, DWORD dwReserved, LPWSTR *pszAdditionalHeaders)
 474 {
 475     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 476     HRESULT hres;
 477
 478     TRACE("(%p)->(%s %s %d %p)\n", This, debugstr_w(szURL), debugstr_w(szHeaders),
 479           dwReserved, pszAdditionalHeaders);
 480
 481     *pszAdditionalHeaders = NULL;
 482
 483     hres = This->vtbl->beginning_transaction(This, pszAdditionalHeaders);
 484     if(hres != S_FALSE)
 485         return hres;
 486
 487     if(This->headers) {
 488         DWORD size;
 489
 490         size = (strlenW(This->headers)+1)*sizeof(WCHAR);
 491         *pszAdditionalHeaders = CoTaskMemAlloc(size);
 492         if(!*pszAdditionalHeaders)
 493             return E_OUTOFMEMORY;
 494         memcpy(*pszAdditionalHeaders, This->headers, size);
 495     }
 496
 497     return S_OK;
 498 }
 499
 500 static HRESULT WINAPI HttpNegotiate_OnResponse(IHttpNegotiate2 *iface, DWORD dwResponseCode,
 501         LPCWSTR szResponseHeaders, LPCWSTR szRequestHeaders, LPWSTR *pszAdditionalRequestHeaders)
 502 {
 503     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 504
 505     TRACE("(%p)->(%d %s %s %p)\n", This, dwResponseCode, debugstr_w(szResponseHeaders),
 506           debugstr_w(szRequestHeaders), pszAdditionalRequestHeaders);
 507
 508     return This->vtbl->on_response(This, dwResponseCode, szResponseHeaders);
 509 }
 510
 511 static HRESULT WINAPI HttpNegotiate_GetRootSecurityId(IHttpNegotiate2 *iface,
 512         BYTE *pbSecurityId, DWORD *pcbSecurityId, DWORD_PTR dwReserved)
 513 {
 514     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 515     FIXME("(%p)->(%p %p %ld)\n", This, pbSecurityId, pcbSecurityId, dwReserved);
 516     return E_NOTIMPL;
 517 }
 518
 519 static const IHttpNegotiate2Vtbl HttpNegotiate2Vtbl = {
 520     HttpNegotiate_QueryInterface,
 521     HttpNegotiate_AddRef,
 522     HttpNegotiate_Release,
 523     HttpNegotiate_BeginningTransaction,
 524     HttpNegotiate_OnResponse,
 525     HttpNegotiate_GetRootSecurityId
 526 };
 527
 528 static inline BSCallback *impl_from_IInternetBindInfo(IInternetBindInfo *iface)
 529 {
 530     return CONTAINING_RECORD(iface, BSCallback, IInternetBindInfo_iface);
 531 }
 532
 533 static HRESULT WINAPI InternetBindInfo_QueryInterface(IInternetBindInfo *iface,
 534                                                       REFIID riid, void **ppv)
 535 {
 536     BSCallback *This = impl_from_IInternetBindInfo(iface);
 537     return IBindStatusCallback_QueryInterface(&This->IBindStatusCallback_iface, riid, ppv);
 538 }
 539
 540 static ULONG WINAPI InternetBindInfo_AddRef(IInternetBindInfo *iface)
 541 {
 542     BSCallback *This = impl_from_IInternetBindInfo(iface);
 543     return IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 544 }
 545
 546 static ULONG WINAPI InternetBindInfo_Release(IInternetBindInfo *iface)
 547 {
 548     BSCallback *This = impl_from_IInternetBindInfo(iface);
 549     return IBindStatusCallback_Release(&This->IBindStatusCallback_iface);
 550 }
 551
 552 static HRESULT WINAPI InternetBindInfo_GetBindInfo(IInternetBindInfo *iface,
 553                                                    DWORD *grfBINDF, BINDINFO *pbindinfo)
 554 {
 555     BSCallback *This = impl_from_IInternetBindInfo(iface);
 556     FIXME("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 557     return E_NOTIMPL;
 558 }
 559
 560 static HRESULT WINAPI InternetBindInfo_GetBindString(IInternetBindInfo *iface,
 561         ULONG ulStringType, LPOLESTR *ppwzStr, ULONG cEl, ULONG *pcElFetched)
 562 {
 563     BSCallback *This = impl_from_IInternetBindInfo(iface);
 564     FIXME("(%p)->(%u %p %u %p)\n", This, ulStringType, ppwzStr, cEl, pcElFetched);
 565     return E_NOTIMPL;
 566 }
 567
 568 static const IInternetBindInfoVtbl InternetBindInfoVtbl = {
 569     InternetBindInfo_QueryInterface,
 570     InternetBindInfo_AddRef,
 571     InternetBindInfo_Release,
 572     InternetBindInfo_GetBindInfo,
 573     InternetBindInfo_GetBindString
 574 };
 575
 576 static inline BSCallback *impl_from_IServiceProvider(IServiceProvider *iface)
 577 {
 578     return CONTAINING_RECORD(iface, BSCallback, IServiceProvider_iface);
 579 }
 580
 581 static HRESULT WINAPI BSCServiceProvider_QueryInterface(IServiceProvider *iface,
 582                                                         REFIID riid, void **ppv)
 583 {
 584     BSCallback *This = impl_from_IServiceProvider(iface);
 585     return IBindStatusCallback_QueryInterface(&This->IBindStatusCallback_iface, riid, ppv);
 586 }
 587
 588 static ULONG WINAPI BSCServiceProvider_AddRef(IServiceProvider *iface)
 589 {
 590     BSCallback *This = impl_from_IServiceProvider(iface);
 591     return IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 592 }
 593
 594 static ULONG WINAPI BSCServiceProvider_Release(IServiceProvider *iface)
 595 {
 596     BSCallback *This = impl_from_IServiceProvider(iface);
 597     return IBindStatusCallback_Release(&This->IBindStatusCallback_iface);
 598 }
 599
 600 static HRESULT WINAPI BSCServiceProvider_QueryService(IServiceProvider *iface,
 601         REFGUID guidService, REFIID riid, void **ppv)
 602 {
 603     BSCallback *This = impl_from_IServiceProvider(iface);
 604     TRACE("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
 605     return E_NOINTERFACE;
 606 }
 607
 608 static const IServiceProviderVtbl ServiceProviderVtbl = {
 609     BSCServiceProvider_QueryInterface,
 610     BSCServiceProvider_AddRef,
 611     BSCServiceProvider_Release,
 612     BSCServiceProvider_QueryService
 613 };
 614
 615 static void init_bscallback(BSCallback *This, const BSCallbackVtbl *vtbl, IMoniker *mon, DWORD bindf)
 616 {
 617     This->IBindStatusCallback_iface.lpVtbl = &BindStatusCallbackVtbl;
 618     This->IServiceProvider_iface.lpVtbl = &ServiceProviderVtbl;
 619     This->IHttpNegotiate2_iface.lpVtbl = &HttpNegotiate2Vtbl;
 620     This->IInternetBindInfo_iface.lpVtbl = &InternetBindInfoVtbl;
 621     This->vtbl = vtbl;
 622     This->ref = 1;
 623     This->bindf = bindf;
 624
 625     list_init(&This->entry);
 626
 627     if(mon)
 628         IMoniker_AddRef(mon);
 629     This->mon = mon;
 630 }
 631
 632 /* Calls undocumented 84 cmd of CGID_ShellDocView */
 633 static void call_docview_84(HTMLDocumentObj *doc)
 634 {
 635     IOleCommandTarget *olecmd;
 636     VARIANT var;
 637     HRESULT hres;
 638
 639     if(!doc->client)
 640         return;
 641
 642     hres = IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd);
 643     if(FAILED(hres))
 644         return;
 645
 646     VariantInit(&var);
 647     hres = IOleCommandTarget_Exec(olecmd, &CGID_ShellDocView, 84, 0, NULL, &var);
 648     IOleCommandTarget_Release(olecmd);
 649     if(SUCCEEDED(hres) && V_VT(&var) != VT_NULL)
 650         FIXME("handle result\n");
 651 }
 652
 653 static HRESULT parse_headers(const WCHAR *headers, struct list *headers_list)
 654 {
 655     const WCHAR *header, *header_end, *colon, *value;
 656     HRESULT hres;
 657
 658     header = headers;
 659     while(*header) {
 660         if(header[0] == '\r' && header[1] == '\n' && !header[2])
 661             break;
 662         for(colon = header; *colon && *colon != ':' && *colon != '\r'; colon++);
 663         if(*colon != ':')
 664             return E_FAIL;
 665
 666         value = colon+1;
 667         while(*value == ' ')
 668             value++;
 669         if(!*value)
 670             return E_FAIL;
 671
 672         for(header_end = value+1; *header_end && *header_end != '\r'; header_end++);
 673
 674         hres = set_http_header(headers_list, header, colon-header, value, header_end-value);
 675         if(FAILED(hres))
 676             return hres;
 677
 678         header = header_end;
 679         if(header[0] == '\r' && header[1] == '\n')
 680             header += 2;
 681     }
 682
 683     return S_OK;
 684 }
 685
 686 static HRESULT read_post_data_stream(nsIInputStream *stream, HGLOBAL *post_data,
 687         ULONG *post_data_len)
 688 {
 689     PRUint32 data_len = 0, available = 0;
 690     char *data;
 691     nsresult nsres;
 692
 693     nsres =  nsIInputStream_Available(stream, &available);
 694     if(NS_FAILED(nsres))
 695         return E_FAIL;
 696
 697     data = GlobalAlloc(0, available+1);
 698     if(!data)
 699         return E_OUTOFMEMORY;
 700
 701     nsres = nsIInputStream_Read(stream, data, available, &data_len);
 702     if(NS_FAILED(nsres)) {
 703         GlobalFree(data);
 704         return E_FAIL;
 705     }
 706
 707     data[data_len] = 0;
 708     *post_data = data;
 709     *post_data_len = data_len;
 710     return S_OK;
 711 }
 712
 713 HRESULT start_binding(HTMLWindow *window, HTMLDocumentNode *doc, BSCallback *bscallback, IBindCtx *bctx)
 714 {
 715     IStream *str = NULL;
 716     HRESULT hres;
 717
 718     bscallback->doc = doc;
 719
 720     /* NOTE: IE7 calls IsSystemMoniker here*/
 721
 722     if(window) {
 723         if(bscallback->mon != window->mon)
 724             set_current_mon(window, bscallback->mon);
 725         call_docview_84(window->doc_obj);
 726     }
 727
 728     if(bctx) {
 729         RegisterBindStatusCallback(bctx, &bscallback->IBindStatusCallback_iface, NULL, 0);
 730         IBindCtx_AddRef(bctx);
 731     }else {
 732         hres = CreateAsyncBindCtx(0, &bscallback->IBindStatusCallback_iface, NULL, &bctx);
 733         if(FAILED(hres)) {
 734             WARN("CreateAsyncBindCtx failed: %08x\n", hres);
 735             bscallback->vtbl->stop_binding(bscallback, hres);
 736             return hres;
 737         }
 738     }
 739
 740     hres = IMoniker_BindToStorage(bscallback->mon, bctx, NULL, &IID_IStream, (void**)&str);
 741     IBindCtx_Release(bctx);
 742     if(FAILED(hres)) {
 743         WARN("BindToStorage failed: %08x\n", hres);
 744         bscallback->vtbl->stop_binding(bscallback, hres);
 745         return hres;
 746     }
 747
 748     if(str)
 749         IStream_Release(str);
 750
 751     IMoniker_Release(bscallback->mon);
 752     bscallback->mon = NULL;
 753
 754     return S_OK;
 755 }
 756
 757 typedef struct {
 758     BSCallback bsc;
 759
 760     DWORD size;
 761     BYTE *buf;
 762     HRESULT hres;
 763 } BufferBSC;
 764
 765 #define BUFFERBSC_THIS(bsc) ((BufferBSC*) bsc)
 766
 767 static void BufferBSC_destroy(BSCallback *bsc)
 768 {
 769     BufferBSC *This = BUFFERBSC_THIS(bsc);
 770
 771     heap_free(This->buf);
 772     heap_free(This);
 773 }
 774
 775 static HRESULT BufferBSC_init_bindinfo(BSCallback *bsc)
 776 {
 777     return S_OK;
 778 }
 779
 780 static HRESULT BufferBSC_start_binding(BSCallback *bsc)
 781 {
 782     return S_OK;
 783 }
 784
 785 static HRESULT BufferBSC_stop_binding(BSCallback *bsc, HRESULT result)
 786 {
 787     BufferBSC *This = BUFFERBSC_THIS(bsc);
 788
 789     This->hres = result;
 790
 791     if(FAILED(result)) {
 792         heap_free(This->buf);
 793         This->buf = NULL;
 794         This->size = 0;
 795     }
 796
 797     return S_OK;
 798 }
 799
 800 static HRESULT BufferBSC_read_data(BSCallback *bsc, IStream *stream)
 801 {
 802     BufferBSC *This = BUFFERBSC_THIS(bsc);
 803     DWORD readed;
 804     HRESULT hres;
 805
 806     if(!This->buf) {
 807         This->size = 128;
 808         This->buf = heap_alloc(This->size);
 809     }
 810
 811     do {
 812         if(This->bsc.readed == This->size) {
 813             This->size <<= 1;
 814             This->buf = heap_realloc(This->buf, This->size);
 815         }
 816
 817         readed = 0;
 818         hres = IStream_Read(stream, This->buf+This->bsc.readed, This->size-This->bsc.readed, &readed);
 819         This->bsc.readed += readed;
 820     }while(hres == S_OK);
 821
 822     return S_OK;
 823 }
 824
 825 static HRESULT BufferBSC_on_progress(BSCallback *bsc, ULONG status_code, LPCWSTR status_text)
 826 {
 827     return S_OK;
 828 }
 829
 830 static HRESULT BufferBSC_on_response(BSCallback *bsc, DWORD response_code,
 831         LPCWSTR response_headers)
 832 {
 833     return S_OK;
 834 }
 835
 836 static HRESULT BufferBSC_beginning_transaction(BSCallback *bsc, WCHAR **additional_headers)
 837 {
 838     return S_FALSE;
 839 }
 840
 841 #undef BUFFERBSC_THIS
 842
 843 static const BSCallbackVtbl BufferBSCVtbl = {
 844     BufferBSC_destroy,
 845     BufferBSC_init_bindinfo,
 846     BufferBSC_start_binding,
 847     BufferBSC_stop_binding,
 848     BufferBSC_read_data,
 849     BufferBSC_on_progress,
 850     BufferBSC_on_response,
 851     BufferBSC_beginning_transaction
 852 };
 853
 854
 855 static BufferBSC *create_bufferbsc(IMoniker *mon)
 856 {
 857     BufferBSC *ret = heap_alloc_zero(sizeof(*ret));
 858
 859     init_bscallback(&ret->bsc, &BufferBSCVtbl, mon, 0);
 860     ret->hres = E_FAIL;
 861
 862     return ret;
 863 }
 864
 865 HRESULT bind_mon_to_buffer(HTMLDocumentNode *doc, IMoniker *mon, void **buf, DWORD *size)
 866 {
 867     BufferBSC *bsc = create_bufferbsc(mon);
 868     HRESULT hres;
 869
 870     *buf = NULL;
 871
 872     hres = start_binding(NULL, doc, &bsc->bsc, NULL);
 873     if(SUCCEEDED(hres)) {
 874         hres = bsc->hres;
 875         if(SUCCEEDED(hres)) {
 876             *buf = bsc->buf;
 877             bsc->buf = NULL;
 878             *size = bsc->bsc.readed;
 879             bsc->size = 0;
 880         }
 881     }
 882
 883     IBindStatusCallback_Release(&bsc->bsc.IBindStatusCallback_iface);
 884
 885     return hres;
 886 }
 887
 888 struct nsChannelBSC {
 889     BSCallback bsc;
 890
 891     HTMLWindow *window;
 892
 893     nsChannel *nschannel;
 894     nsIStreamListener *nslistener;
 895     nsISupports *nscontext;
 896
 897     nsProtocolStream *nsstream;
 898 };
 899
 900 static HRESULT on_start_nsrequest(nsChannelBSC *This)
 901 {
 902     nsresult nsres;
 903
 904     /* FIXME: it's needed for http connections from BindToObject. */
 905     if(!This->nschannel->response_status)
 906         This->nschannel->response_status = 200;
 907
 908     nsres = nsIStreamListener_OnStartRequest(This->nslistener,
 909             (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, This->nscontext);
 910     if(NS_FAILED(nsres)) {
 911         FIXME("OnStartRequest failed: %08x\n", nsres);
 912         return E_FAIL;
 913     }
 914
 915     if(This->window) {
 916         update_window_doc(This->window);
 917         if(This->window->doc != This->bsc.doc)
 918             This->bsc.doc = This->window->doc;
 919         if(This->window->readystate != READYSTATE_LOADING)
 920             set_ready_state(This->window, READYSTATE_LOADING);
 921     }
 922
 923     return S_OK;
 924 }
 925
 926 static void on_stop_nsrequest(nsChannelBSC *This, HRESULT result)
 927 {
 928     nsresult nsres, request_result;
 929
 930     switch(result) {
 931     case S_OK:
 932         request_result = NS_OK;
 933         break;
 934     case E_ABORT:
 935         request_result = NS_BINDING_ABORTED;
 936         break;
 937     default:
 938         request_result = NS_ERROR_FAILURE;
 939     }
 940
 941     if(!This->bsc.readed && SUCCEEDED(result)) {
 942         TRACE("No data read! Calling OnStartRequest\n");
 943         on_start_nsrequest(This);
 944     }
 945
 946     if(This->nslistener) {
 947         nsres = nsIStreamListener_OnStopRequest(This->nslistener,
 948                  (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, This->nscontext,
 949                  request_result);
 950         if(NS_FAILED(nsres))
 951             WARN("OnStopRequet failed: %08x\n", nsres);
 952     }
 953
 954     if(This->nschannel->load_group) {
 955         nsres = nsILoadGroup_RemoveRequest(This->nschannel->load_group,
 956                 (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, NULL, request_result);
 957         if(NS_FAILED(nsres))
 958             ERR("RemoveRequest failed: %08x\n", nsres);
 959     }
 960 }
 961
 962 static HRESULT read_stream_data(nsChannelBSC *This, IStream *stream)
 963 {
 964     DWORD read;
 965     nsresult nsres;
 966     HRESULT hres;
 967
 968     if(!This->nslistener) {
 969         BYTE buf[1024];
 970
 971         do {
 972             read = 0;
 973             hres = IStream_Read(stream, buf, sizeof(buf), &read);
 974         }while(hres == S_OK && read);
 975
 976         return S_OK;
 977     }
 978
 979     if(!This->nsstream)
 980         This->nsstream = create_nsprotocol_stream();
 981
 982     do {
 983         read = 0;
 984         hres = IStream_Read(stream, This->nsstream->buf+This->nsstream->buf_size,
 985                 sizeof(This->nsstream->buf)-This->nsstream->buf_size, &read);
 986         if(!read)
 987             break;
 988
 989         This->nsstream->buf_size += read;
 990
 991         if(!This->bsc.readed) {
 992             if(This->nsstream->buf_size >= 2
 993                && (BYTE)This->nsstream->buf[0] == 0xff
 994                && (BYTE)This->nsstream->buf[1] == 0xfe)
 995                 This->nschannel->charset = heap_strdupA(UTF16_STR);
 996
 997             if(!This->nschannel->content_type) {
 998                 WCHAR *mime;
 999
1000                 hres = FindMimeFromData(NULL, NULL, This->nsstream->buf, This->nsstream->buf_size, NULL, 0, &mime, 0);
1001                 if(FAILED(hres))
1002                     return hres;
1003
1004                 TRACE("Found MIME %s\n", debugstr_w(mime));
1005
1006                 This->nschannel->content_type = heap_strdupWtoA(mime);
1007                 CoTaskMemFree(mime);
1008                 if(!This->nschannel->content_type)
1009                     return E_OUTOFMEMORY;
1010             }
1011
1012             on_start_nsrequest(This);
1013         }
1014
1015         This->bsc.readed += This->nsstream->buf_size;
1016
1017         nsres = nsIStreamListener_OnDataAvailable(This->nslistener,
1018                 (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, This->nscontext,
1019                 NSINSTREAM(This->nsstream), This->bsc.readed-This->nsstream->buf_size,
1020                 This->nsstream->buf_size);
1021         if(NS_FAILED(nsres))
1022             ERR("OnDataAvailable failed: %08x\n", nsres);
1023
1024         if(This->nsstream->buf_size == sizeof(This->nsstream->buf)) {
1025             ERR("buffer is full\n");
1026             break;
1027         }
1028     }while(hres == S_OK);
1029
1030     return S_OK;
1031 }
1032
1033 #define NSCHANNELBSC_THIS(bsc) ((nsChannelBSC*) bsc)
1034
1035 static void nsChannelBSC_destroy(BSCallback *bsc)
1036 {
1037     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1038
1039     if(This->nschannel)
1040         nsIChannel_Release(&This->nschannel->nsIHttpChannel_iface);
1041     if(This->nslistener)
1042         nsIStreamListener_Release(This->nslistener);
1043     if(This->nscontext)
1044         nsISupports_Release(This->nscontext);
1045     if(This->nsstream)
1046         nsIInputStream_Release(NSINSTREAM(This->nsstream));
1047     heap_free(This);
1048 }
1049
1050 static HRESULT nsChannelBSC_start_binding(BSCallback *bsc)
1051 {
1052     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1053
1054     if(This->window)
1055         This->window->doc->skip_mutation_notif = FALSE;
1056
1057     return S_OK;
1058 }
1059
1060 static HRESULT nsChannelBSC_init_bindinfo(BSCallback *bsc)
1061 {
1062     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1063     HRESULT hres;
1064
1065     if(This->nschannel && This->nschannel->post_data_stream) {
1066         hres = read_post_data_stream(This->nschannel->post_data_stream,
1067                 &This->bsc.post_data, &This->bsc.post_data_len);
1068         if(FAILED(hres))
1069             return hres;
1070
1071         TRACE("post_data = %s\n", debugstr_an(This->bsc.post_data, This->bsc.post_data_len));
1072     }
1073
1074     return S_OK;
1075 }
1076
1077 typedef struct {
1078     task_t header;
1079     nsChannelBSC *bsc;
1080 } stop_request_task_t;
1081
1082 static void stop_request_proc(task_t *_task)
1083 {
1084     stop_request_task_t *task = (stop_request_task_t*)_task;
1085
1086     TRACE("(%p)\n", task->bsc);
1087
1088     on_stop_nsrequest(task->bsc, S_OK);
1089     IBindStatusCallback_Release(&task->bsc->bsc.IBindStatusCallback_iface);
1090 }
1091
1092 static HRESULT async_stop_request(nsChannelBSC *This)
1093 {
1094     stop_request_task_t *task;
1095
1096     task = heap_alloc(sizeof(*task));
1097     if(!task)
1098         return E_OUTOFMEMORY;
1099
1100     IBindStatusCallback_AddRef(&This->bsc.IBindStatusCallback_iface);
1101     task->bsc = This;
1102     push_task(&task->header, stop_request_proc, This->bsc.doc->basedoc.doc_obj->basedoc.task_magic);
1103     return S_OK;
1104 }
1105
1106 static HRESULT nsChannelBSC_stop_binding(BSCallback *bsc, HRESULT result)
1107 {
1108     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1109
1110     if(This->window && SUCCEEDED(result)) {
1111         result = async_stop_request(This);
1112         if(SUCCEEDED(result))
1113            return S_OK;
1114     }
1115
1116     on_stop_nsrequest(This, result);
1117     return S_OK;
1118 }
1119
1120 static HRESULT nsChannelBSC_read_data(BSCallback *bsc, IStream *stream)
1121 {
1122     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1123
1124     return read_stream_data(This, stream);
1125 }
1126
1127 static HRESULT nsChannelBSC_on_progress(BSCallback *bsc, ULONG status_code, LPCWSTR status_text)
1128 {
1129     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1130
1131     switch(status_code) {
1132     case BINDSTATUS_MIMETYPEAVAILABLE:
1133         if(!This->nschannel)
1134             return S_OK;
1135
1136         heap_free(This->nschannel->content_type);
1137         This->nschannel->content_type = heap_strdupWtoA(status_text);
1138         break;
1139     case BINDSTATUS_REDIRECTING:
1140         TRACE("redirect to %s\n", debugstr_w(status_text));
1141
1142         /* FIXME: We should find a better way to handle this */
1143         set_wine_url(This->nschannel->uri, status_text);
1144     }
1145
1146     return S_OK;
1147 }
1148
1149 static HRESULT nsChannelBSC_on_response(BSCallback *bsc, DWORD response_code,
1150         LPCWSTR response_headers)
1151 {
1152     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1153     HRESULT hres;
1154
1155     This->nschannel->response_status = response_code;
1156
1157     if(response_headers) {
1158         const WCHAR *headers;
1159
1160         headers = strchrW(response_headers, '\r');
1161         if(headers && headers[1] == '\n') {
1162             headers += 2;
1163             hres = parse_headers(headers, &This->nschannel->response_headers);
1164             if(FAILED(hres)) {
1165                 WARN("parsing headers failed: %08x\n", hres);
1166                 return hres;
1167             }
1168         }
1169     }
1170
1171     return S_OK;
1172 }
1173
1174 static HRESULT nsChannelBSC_beginning_transaction(BSCallback *bsc, WCHAR **additional_headers)
1175 {
1176     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1177     http_header_t *iter;
1178     DWORD len = 0;
1179     WCHAR *ptr;
1180
1181     static const WCHAR content_lengthW[] =
1182         {'C','o','n','t','e','n','t','-','L','e','n','g','t','h',0};
1183
1184     if(!This->nschannel)
1185         return S_FALSE;
1186
1187     LIST_FOR_EACH_ENTRY(iter, &This->nschannel->request_headers, http_header_t, entry) {
1188         if(strcmpW(iter->header, content_lengthW))
1189             len += strlenW(iter->header) + 2 /* ": " */ + strlenW(iter->data) + 2 /* "\r\n" */;
1190     }
1191
1192     if(!len)
1193         return S_OK;
1194
1195     *additional_headers = ptr = CoTaskMemAlloc((len+1)*sizeof(WCHAR));
1196     if(!ptr)
1197         return E_OUTOFMEMORY;
1198
1199     LIST_FOR_EACH_ENTRY(iter, &This->nschannel->request_headers, http_header_t, entry) {
1200         if(!strcmpW(iter->header, content_lengthW))
1201             continue;
1202
1203         len = strlenW(iter->header);
1204         memcpy(ptr, iter->header, len*sizeof(WCHAR));
1205         ptr += len;
1206
1207         *ptr++ = ':';
1208         *ptr++ = ' ';
1209
1210         len = strlenW(iter->data);
1211         memcpy(ptr, iter->data, len*sizeof(WCHAR));
1212         ptr += len;
1213
1214         *ptr++ = '\r';
1215         *ptr++ = '\n';
1216     }
1217
1218     *ptr = 0;
1219
1220     return S_OK;
1221 }
1222
1223 #undef NSCHANNELBSC_THIS
1224
1225 static const BSCallbackVtbl nsChannelBSCVtbl = {
1226     nsChannelBSC_destroy,
1227     nsChannelBSC_init_bindinfo,
1228     nsChannelBSC_start_binding,
1229     nsChannelBSC_stop_binding,
1230     nsChannelBSC_read_data,
1231     nsChannelBSC_on_progress,
1232     nsChannelBSC_on_response,
1233     nsChannelBSC_beginning_transaction
1234 };
1235
1236 HRESULT create_channelbsc(IMoniker *mon, WCHAR *headers, BYTE *post_data, DWORD post_data_size, nsChannelBSC **retval)
1237 {
1238     nsChannelBSC *ret;
1239
1240     ret = heap_alloc_zero(sizeof(*ret));
1241     if(!ret)
1242         return E_OUTOFMEMORY;
1243
1244     init_bscallback(&ret->bsc, &nsChannelBSCVtbl, mon, BINDF_ASYNCHRONOUS | BINDF_ASYNCSTORAGE | BINDF_PULLDATA);
1245
1246     if(headers) {
1247         ret->bsc.headers = heap_strdupW(headers);
1248         if(!ret->bsc.headers) {
1249             IBindStatusCallback_Release(&ret->bsc.IBindStatusCallback_iface);
1250             return E_OUTOFMEMORY;
1251         }
1252     }
1253
1254     if(post_data) {
1255         ret->bsc.post_data = GlobalAlloc(0, post_data_size);
1256         if(!ret->bsc.post_data) {
1257             heap_free(ret->bsc.headers);
1258             IBindStatusCallback_Release(&ret->bsc.IBindStatusCallback_iface);
1259             return E_OUTOFMEMORY;
1260         }
1261
1262         memcpy(ret->bsc.post_data, post_data, post_data_size);
1263         ret->bsc.post_data_len = post_data_size;
1264     }
1265
1266     *retval = ret;
1267     return S_OK;
1268 }
1269
1270 IMoniker *get_channelbsc_mon(nsChannelBSC *This)
1271 {
1272     if(This->bsc.mon)
1273         IMoniker_AddRef(This->bsc.mon);
1274     return This->bsc.mon;
1275 }
1276
1277 void set_window_bscallback(HTMLWindow *window, nsChannelBSC *callback)
1278 {
1279     if(window->bscallback) {
1280         if(window->bscallback->bsc.binding)
1281             IBinding_Abort(window->bscallback->bsc.binding);
1282         window->bscallback->bsc.doc = NULL;
1283         window->bscallback->window = NULL;
1284         IBindStatusCallback_Release(&window->bscallback->bsc.IBindStatusCallback_iface);
1285     }
1286
1287     window->bscallback = callback;
1288
1289     if(callback) {
1290         callback->window = window;
1291         IBindStatusCallback_AddRef(&callback->bsc.IBindStatusCallback_iface);
1292         callback->bsc.doc = window->doc;
1293     }
1294 }
1295
1296 typedef struct {
1297     task_t header;
1298     HTMLWindow *window;
1299     nsChannelBSC *bscallback;
1300 } start_doc_binding_task_t;
1301
1302 static void start_doc_binding_proc(task_t *_task)
1303 {
1304     start_doc_binding_task_t *task = (start_doc_binding_task_t*)_task;
1305
1306     start_binding(task->window, NULL, (BSCallback*)task->bscallback, NULL);
1307     IBindStatusCallback_Release(&task->bscallback->bsc.IBindStatusCallback_iface);
1308 }
1309
1310 HRESULT async_start_doc_binding(HTMLWindow *window, nsChannelBSC *bscallback)
1311 {
1312     start_doc_binding_task_t *task;
1313
1314     task = heap_alloc(sizeof(start_doc_binding_task_t));
1315     if(!task)
1316         return E_OUTOFMEMORY;
1317
1318     task->window = window;
1319     task->bscallback = bscallback;
1320     IBindStatusCallback_AddRef(&bscallback->bsc.IBindStatusCallback_iface);
1321
1322     push_task(&task->header, start_doc_binding_proc, window->task_magic);
1323     return S_OK;
1324 }
1325
1326 void abort_document_bindings(HTMLDocumentNode *doc)
1327 {
1328     BSCallback *iter;
1329
1330     LIST_FOR_EACH_ENTRY(iter, &doc->bindings, BSCallback, entry) {
1331         if(iter->binding)
1332             IBinding_Abort(iter->binding);
1333         iter->doc = NULL;
1334         list_remove(&iter->entry);
1335     }
1336 }
1337
1338 HRESULT channelbsc_load_stream(nsChannelBSC *bscallback, IStream *stream)
1339 {
1340     HRESULT hres = S_OK;
1341
1342     if(!bscallback->nschannel) {
1343         ERR("NULL nschannel\n");
1344         return E_FAIL;
1345     }
1346
1347     bscallback->nschannel->content_type = heap_strdupA("text/html");
1348     if(!bscallback->nschannel->content_type)
1349         return E_OUTOFMEMORY;
1350
1351     if(stream)
1352         hres = read_stream_data(bscallback, stream);
1353     if(SUCCEEDED(hres))
1354         hres = async_stop_request(bscallback);
1355     if(FAILED(hres))
1356         IBindStatusCallback_OnStopBinding(&bscallback->bsc.IBindStatusCallback_iface, hres,
1357                 ERROR_SUCCESS);
1358
1359     return hres;
1360 }
1361
1362 void channelbsc_set_channel(nsChannelBSC *This, nsChannel *channel, nsIStreamListener *listener, nsISupports *context)
1363 {
1364     nsIChannel_AddRef(&channel->nsIHttpChannel_iface);
1365     This->nschannel = channel;
1366
1367     nsIStreamListener_AddRef(listener);
1368     This->nslistener = listener;
1369
1370     if(context) {
1371         nsISupports_AddRef(context);
1372         This->nscontext = context;
1373     }
1374
1375     if(This->bsc.headers) {
1376         HRESULT hres;
1377
1378         hres = parse_headers(This->bsc.headers, &channel->request_headers);
1379         heap_free(This->bsc.headers);
1380         This->bsc.headers = NULL;
1381         if(FAILED(hres))
1382             WARN("parse_headers failed: %08x\n", hres);
1383     }
1384 }
1385
1386 HRESULT hlink_frame_navigate(HTMLDocument *doc, LPCWSTR url,
1387         nsIInputStream *post_data_stream, DWORD hlnf, BOOL *cancel)
1388 {
1389     IHlinkFrame *hlink_frame;
1390     nsChannelBSC *callback;
1391     IServiceProvider *sp;
1392     IBindCtx *bindctx;
1393     IMoniker *mon;
1394     IHlink *hlink;
1395     HRESULT hres;
1396
1397     *cancel = FALSE;
1398
1399     hres = IOleClientSite_QueryInterface(doc->doc_obj->client, &IID_IServiceProvider,
1400             (void**)&sp);
1401     if(FAILED(hres))
1402         return S_OK;
1403
1404     hres = IServiceProvider_QueryService(sp, &IID_IHlinkFrame, &IID_IHlinkFrame,
1405             (void**)&hlink_frame);
1406     IServiceProvider_Release(sp);
1407     if(FAILED(hres))
1408         return S_OK;
1409
1410     hres = create_channelbsc(NULL, NULL, NULL, 0, &callback);
1411     if(FAILED(hres)) {
1412         IHlinkFrame_Release(hlink_frame);
1413         return hres;
1414     }
1415
1416     if(post_data_stream) {
1417         read_post_data_stream(post_data_stream, &callback->bsc.post_data, &callback->bsc.post_data_len);
1418         TRACE("post_data = %s\n", debugstr_an(callback->bsc.post_data, callback->bsc.post_data_len));
1419     }
1420
1421     hres = CreateAsyncBindCtx(0, &callback->bsc.IBindStatusCallback_iface, NULL, &bindctx);
1422     if(SUCCEEDED(hres))
1423         hres = CoCreateInstance(&CLSID_StdHlink, NULL, CLSCTX_INPROC_SERVER,
1424                 &IID_IHlink, (LPVOID*)&hlink);
1425
1426     if(SUCCEEDED(hres))
1427         hres = CreateURLMoniker(NULL, url, &mon);
1428
1429     if(SUCCEEDED(hres)) {
1430         IHlink_SetMonikerReference(hlink, HLINKSETF_TARGET, mon, NULL);
1431
1432         if(hlnf & HLNF_OPENINNEWWINDOW) {
1433             static const WCHAR wszBlank[] = {'_','b','l','a','n','k',0};
1434             IHlink_SetTargetFrameName(hlink, wszBlank); /* FIXME */
1435         }
1436
1437         hres = IHlinkFrame_Navigate(hlink_frame, hlnf, bindctx,
1438                 &callback->bsc.IBindStatusCallback_iface, hlink);
1439         IMoniker_Release(mon);
1440         *cancel = hres == S_OK;
1441         hres = S_OK;
1442     }
1443
1444     IHlinkFrame_Release(hlink_frame);
1445     IBindCtx_Release(bindctx);
1446     IBindStatusCallback_Release(&callback->bsc.IBindStatusCallback_iface);
1447     return hres;
1448 }
1449
1450 HRESULT navigate_url(HTMLWindow *window, const WCHAR *new_url, const WCHAR *base_url)
1451 {
1452     WCHAR url[INTERNET_MAX_URL_LENGTH];
1453     nsWineURI *uri;
1454     HRESULT hres;
1455
1456     if(!new_url) {
1457         *url = 0;
1458     }else if(base_url) {
1459         DWORD len = 0;
1460
1461         hres = CoInternetCombineUrl(base_url, new_url, URL_ESCAPE_SPACES_ONLY|URL_DONT_ESCAPE_EXTRA_INFO,
1462                 url, sizeof(url)/sizeof(WCHAR), &len, 0);
1463         if(FAILED(hres))
1464             return hres;
1465     }else {
1466         strcpyW(url, new_url);
1467     }
1468
1469     if(window->doc_obj && window->doc_obj->hostui) {
1470         OLECHAR *translated_url = NULL;
1471
1472         hres = IDocHostUIHandler_TranslateUrl(window->doc_obj->hostui, 0, url,
1473                 &translated_url);
1474         if(hres == S_OK) {
1475             TRACE("%08x %s -> %s\n", hres, debugstr_w(url), debugstr_w(translated_url));
1476             strcpyW(url, translated_url);
1477             CoTaskMemFree(translated_url);
1478         }
1479     }
1480
1481     if(window->doc_obj && window == window->doc_obj->basedoc.window) {
1482         BOOL cancel;
1483
1484         hres = hlink_frame_navigate(&window->doc->basedoc, url, NULL, 0, &cancel);
1485         if(FAILED(hres))
1486             return hres;
1487
1488         if(cancel) {
1489             TRACE("Navigation handled by hlink frame\n");
1490             return S_OK;
1491         }
1492     }
1493
1494     hres = create_doc_uri(window, url, &uri);
1495     if(FAILED(hres))
1496         return hres;
1497
1498     hres = load_nsuri(window, uri, NULL, LOAD_FLAGS_NONE);
1499     nsISupports_Release((nsISupports*)uri);
1500     return hres;
1501 }