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 #include <assert.h>
  23
  24 #define COBJMACROS
  25 #define NONAMELESSUNION
  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 #include "htiface.h"
  37 #include "shdeprecated.h"
  38
  39 #include "wine/debug.h"
  40
  41 #include "mshtml_private.h"
  42 #include "htmlscript.h"
  43 #include "binding.h"
  44
  45 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  46
  47 #define CONTENT_LENGTH "Content-Length"
  48 #define UTF8_STR "utf-8"
  49 #define UTF16_STR "utf-16"
  50
  51 static const WCHAR emptyW[] = {0};
  52 static const WCHAR text_htmlW[] = {'t','e','x','t','/','h','t','m','l',0};
  53
  54 struct nsProtocolStream {
  55     nsIInputStream nsIInputStream_iface;
  56
  57     LONG ref;
  58
  59     char buf[1024];
  60     DWORD buf_size;
  61 };
  62
  63 static inline nsProtocolStream *impl_from_nsIInputStream(nsIInputStream *iface)
  64 {
  65     return CONTAINING_RECORD(iface, nsProtocolStream, nsIInputStream_iface);
  66 }
  67
  68 static nsresult NSAPI nsInputStream_QueryInterface(nsIInputStream *iface, nsIIDRef riid,
  69         void **result)
  70 {
  71     nsProtocolStream *This = impl_from_nsIInputStream(iface);
  72
  73     *result = NULL;
  74
  75     if(IsEqualGUID(&IID_nsISupports, riid)) {
  76         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
  77         *result  = &This->nsIInputStream_iface;
  78     }else if(IsEqualGUID(&IID_nsIInputStream, riid)) {
  79         TRACE("(%p)->(IID_nsIInputStream %p)\n", This, result);
  80         *result  = &This->nsIInputStream_iface;
  81     }
  82
  83     if(*result) {
  84         nsIInputStream_AddRef(&This->nsIInputStream_iface);
  85         return NS_OK;
  86     }
  87
  88     WARN("unsupported interface %s\n", debugstr_guid(riid));
  89     return NS_NOINTERFACE;
  90 }
  91
  92 static nsrefcnt NSAPI nsInputStream_AddRef(nsIInputStream *iface)
  93 {
  94     nsProtocolStream *This = impl_from_nsIInputStream(iface);
  95     LONG ref = InterlockedIncrement(&This->ref);
  96
  97     TRACE("(%p) ref=%d\n", This, ref);
  98
  99     return ref;
 100 }
 101
 102
 103 static nsrefcnt NSAPI nsInputStream_Release(nsIInputStream *iface)
 104 {
 105     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 106     LONG ref = InterlockedDecrement(&This->ref);
 107
 108     TRACE("(%p) ref=%d\n", This, ref);
 109
 110     if(!ref)
 111         heap_free(This);
 112
 113     return ref;
 114 }
 115
 116 static nsresult NSAPI nsInputStream_Close(nsIInputStream *iface)
 117 {
 118     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 119     FIXME("(%p)\n", This);
 120     return NS_ERROR_NOT_IMPLEMENTED;
 121 }
 122
 123 static nsresult NSAPI nsInputStream_Available(nsIInputStream *iface, UINT64 *_retval)
 124 {
 125     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 126     FIXME("(%p)->(%p)\n", This, _retval);
 127     return NS_ERROR_NOT_IMPLEMENTED;
 128 }
 129
 130 static nsresult NSAPI nsInputStream_Read(nsIInputStream *iface, char *aBuf, UINT32 aCount,
 131                                          UINT32 *_retval)
 132 {
 133     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 134     DWORD read = aCount;
 135
 136     TRACE("(%p)->(%p %d %p)\n", This, aBuf, aCount, _retval);
 137
 138     if(read > This->buf_size)
 139         read = This->buf_size;
 140
 141     if(read) {
 142         memcpy(aBuf, This->buf, read);
 143         if(read < This->buf_size)
 144             memmove(This->buf, This->buf+read, This->buf_size-read);
 145         This->buf_size -= read;
 146     }
 147
 148     *_retval = read;
 149     return NS_OK;
 150 }
 151
 152 static nsresult NSAPI nsInputStream_ReadSegments(nsIInputStream *iface,
 153         nsresult (WINAPI *aWriter)(nsIInputStream*,void*,const char*,UINT32,UINT32,UINT32*),
 154         void *aClousure, UINT32 aCount, UINT32 *_retval)
 155 {
 156     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 157     UINT32 written = 0;
 158     nsresult nsres;
 159
 160     TRACE("(%p)->(%p %p %d %p)\n", This, aWriter, aClousure, aCount, _retval);
 161
 162     if(!This->buf_size)
 163         return S_OK;
 164
 165     if(aCount > This->buf_size)
 166         aCount = This->buf_size;
 167
 168     nsres = aWriter(&This->nsIInputStream_iface, aClousure, This->buf, 0, aCount, &written);
 169     if(NS_FAILED(nsres))
 170         TRACE("aWriter failed: %08x\n", nsres);
 171     else if(written != This->buf_size)
 172         FIXME("written %d != buf_size %d\n", written, This->buf_size);
 173
 174     This->buf_size -= written;
 175
 176     *_retval = written;
 177     return nsres;
 178 }
 179
 180 static nsresult NSAPI nsInputStream_IsNonBlocking(nsIInputStream *iface, cpp_bool *_retval)
 181 {
 182     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 183     FIXME("(%p)->(%p)\n", This, _retval);
 184     return NS_ERROR_NOT_IMPLEMENTED;
 185 }
 186
 187 static const nsIInputStreamVtbl nsInputStreamVtbl = {
 188     nsInputStream_QueryInterface,
 189     nsInputStream_AddRef,
 190     nsInputStream_Release,
 191     nsInputStream_Close,
 192     nsInputStream_Available,
 193     nsInputStream_Read,
 194     nsInputStream_ReadSegments,
 195     nsInputStream_IsNonBlocking
 196 };
 197
 198 static nsProtocolStream *create_nsprotocol_stream(void)
 199 {
 200     nsProtocolStream *ret;
 201
 202     ret = heap_alloc(sizeof(nsProtocolStream));
 203     if(!ret)
 204         return NULL;
 205
 206     ret->nsIInputStream_iface.lpVtbl = &nsInputStreamVtbl;
 207     ret->ref = 1;
 208     ret->buf_size = 0;
 209
 210     return ret;
 211 }
 212
 213 static void release_request_data(request_data_t *request_data)
 214 {
 215     if(request_data->post_stream)
 216         nsIInputStream_Release(request_data->post_stream);
 217     heap_free(request_data->headers);
 218     if(request_data->post_data)
 219         GlobalFree(request_data->post_data);
 220 }
 221
 222 static inline BSCallback *impl_from_IBindStatusCallback(IBindStatusCallback *iface)
 223 {
 224     return CONTAINING_RECORD(iface, BSCallback, IBindStatusCallback_iface);
 225 }
 226
 227 static HRESULT WINAPI BindStatusCallback_QueryInterface(IBindStatusCallback *iface,
 228         REFIID riid, void **ppv)
 229 {
 230     BSCallback *This = impl_from_IBindStatusCallback(iface);
 231
 232     *ppv = NULL;
 233     if(IsEqualGUID(&IID_IUnknown, riid)) {
 234         TRACE("(%p)->(IID_IUnknown, %p)\n", This, ppv);
 235         *ppv = &This->IBindStatusCallback_iface;
 236     }else if(IsEqualGUID(&IID_IBindStatusCallback, riid)) {
 237         TRACE("(%p)->(IID_IBindStatusCallback, %p)\n", This, ppv);
 238         *ppv = &This->IBindStatusCallback_iface;
 239     }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
 240         TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
 241         *ppv = &This->IServiceProvider_iface;
 242     }else if(IsEqualGUID(&IID_IHttpNegotiate, riid)) {
 243         TRACE("(%p)->(IID_IHttpNegotiate %p)\n", This, ppv);
 244         *ppv = &This->IHttpNegotiate2_iface;
 245     }else if(IsEqualGUID(&IID_IHttpNegotiate2, riid)) {
 246         TRACE("(%p)->(IID_IHttpNegotiate2 %p)\n", This, ppv);
 247         *ppv = &This->IHttpNegotiate2_iface;
 248     }else if(IsEqualGUID(&IID_IInternetBindInfo, riid)) {
 249         TRACE("(%p)->(IID_IInternetBindInfo %p)\n", This, ppv);
 250         *ppv = &This->IInternetBindInfo_iface;
 251     }
 252
 253     if(*ppv) {
 254         IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 255         return S_OK;
 256     }
 257
 258     TRACE("Unsupported riid = %s\n", debugstr_guid(riid));
 259     return E_NOINTERFACE;
 260 }
 261
 262 static ULONG WINAPI BindStatusCallback_AddRef(IBindStatusCallback *iface)
 263 {
 264     BSCallback *This = impl_from_IBindStatusCallback(iface);
 265     LONG ref = InterlockedIncrement(&This->ref);
 266
 267     TRACE("(%p) ref = %d\n", This, ref);
 268
 269     return ref;
 270 }
 271
 272 static ULONG WINAPI BindStatusCallback_Release(IBindStatusCallback *iface)
 273 {
 274     BSCallback *This = impl_from_IBindStatusCallback(iface);
 275     LONG ref = InterlockedDecrement(&This->ref);
 276
 277     TRACE("(%p) ref = %d\n", This, ref);
 278
 279     if(!ref) {
 280         release_request_data(&This->request_data);
 281         if(This->mon)
 282             IMoniker_Release(This->mon);
 283         if(This->binding)
 284             IBinding_Release(This->binding);
 285         list_remove(&This->entry);
 286         list_init(&This->entry);
 287
 288         This->vtbl->destroy(This);
 289     }
 290
 291     return ref;
 292 }
 293
 294 static HRESULT WINAPI BindStatusCallback_OnStartBinding(IBindStatusCallback *iface,
 295         DWORD dwReserved, IBinding *pbind)
 296 {
 297     BSCallback *This = impl_from_IBindStatusCallback(iface);
 298
 299     TRACE("(%p)->(%d %p)\n", This, dwReserved, pbind);
 300
 301     IBinding_AddRef(pbind);
 302     This->binding = pbind;
 303
 304     if(This->window)
 305         list_add_head(&This->window->bindings, &This->entry);
 306
 307     return This->vtbl->start_binding(This);
 308 }
 309
 310 static HRESULT WINAPI BindStatusCallback_GetPriority(IBindStatusCallback *iface, LONG *pnPriority)
 311 {
 312     BSCallback *This = impl_from_IBindStatusCallback(iface);
 313     FIXME("(%p)->(%p)\n", This, pnPriority);
 314     return E_NOTIMPL;
 315 }
 316
 317 static HRESULT WINAPI BindStatusCallback_OnLowResource(IBindStatusCallback *iface, DWORD reserved)
 318 {
 319     BSCallback *This = impl_from_IBindStatusCallback(iface);
 320     FIXME("(%p)->(%d)\n", This, reserved);
 321     return E_NOTIMPL;
 322 }
 323
 324 static HRESULT WINAPI BindStatusCallback_OnProgress(IBindStatusCallback *iface, ULONG ulProgress,
 325         ULONG ulProgressMax, ULONG ulStatusCode, LPCWSTR szStatusText)
 326 {
 327     BSCallback *This = impl_from_IBindStatusCallback(iface);
 328
 329     TRACE("%p)->(%u %u %u %s)\n", This, ulProgress, ulProgressMax, ulStatusCode,
 330             debugstr_w(szStatusText));
 331
 332     return This->vtbl->on_progress(This, ulStatusCode, szStatusText);
 333 }
 334
 335 static HRESULT WINAPI BindStatusCallback_OnStopBinding(IBindStatusCallback *iface,
 336         HRESULT hresult, LPCWSTR szError)
 337 {
 338     BSCallback *This = impl_from_IBindStatusCallback(iface);
 339     HRESULT hres;
 340
 341     TRACE("(%p)->(%08x %s)\n", This, hresult, debugstr_w(szError));
 342
 343     /* NOTE: IE7 calls GetBindResult here */
 344
 345     hres = This->vtbl->stop_binding(This, hresult);
 346
 347     if(This->binding) {
 348         IBinding_Release(This->binding);
 349         This->binding = NULL;
 350     }
 351
 352     if(This->mon) {
 353         IMoniker_Release(This->mon);
 354         This->mon = NULL;
 355     }
 356
 357     list_remove(&This->entry);
 358     list_init(&This->entry);
 359     This->window = NULL;
 360
 361     return hres;
 362 }
 363
 364 static HRESULT WINAPI BindStatusCallback_GetBindInfo(IBindStatusCallback *iface,
 365         DWORD *grfBINDF, BINDINFO *pbindinfo)
 366 {
 367     BSCallback *This = impl_from_IBindStatusCallback(iface);
 368     DWORD size;
 369
 370     TRACE("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 371
 372     if(!This->bindinfo_ready) {
 373         HRESULT hres;
 374
 375         hres = This->vtbl->init_bindinfo(This);
 376         if(FAILED(hres))
 377             return hres;
 378
 379         This->bindinfo_ready = TRUE;
 380     }
 381
 382     *grfBINDF = This->bindf;
 383
 384     size = pbindinfo->cbSize;
 385     memset(pbindinfo, 0, size);
 386     pbindinfo->cbSize = size;
 387
 388     pbindinfo->cbstgmedData = This->request_data.post_data_len;
 389     pbindinfo->dwCodePage = CP_UTF8;
 390     pbindinfo->dwOptions = 0x80000;
 391
 392     if(This->request_data.post_data_len) {
 393         pbindinfo->dwBindVerb = BINDVERB_POST;
 394
 395         pbindinfo->stgmedData.tymed = TYMED_HGLOBAL;
 396         pbindinfo->stgmedData.u.hGlobal = This->request_data.post_data;
 397         pbindinfo->stgmedData.pUnkForRelease = (IUnknown*)&This->IBindStatusCallback_iface;
 398         IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 399     }
 400
 401     return S_OK;
 402 }
 403
 404 static HRESULT WINAPI BindStatusCallback_OnDataAvailable(IBindStatusCallback *iface,
 405         DWORD grfBSCF, DWORD dwSize, FORMATETC *pformatetc, STGMEDIUM *pstgmed)
 406 {
 407     BSCallback *This = impl_from_IBindStatusCallback(iface);
 408
 409     TRACE("(%p)->(%08x %d %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);
 410
 411     return This->vtbl->read_data(This, pstgmed->u.pstm);
 412 }
 413
 414 static HRESULT WINAPI BindStatusCallback_OnObjectAvailable(IBindStatusCallback *iface,
 415         REFIID riid, IUnknown *punk)
 416 {
 417     BSCallback *This = impl_from_IBindStatusCallback(iface);
 418     FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), punk);
 419     return E_NOTIMPL;
 420 }
 421
 422 static const IBindStatusCallbackVtbl BindStatusCallbackVtbl = {
 423     BindStatusCallback_QueryInterface,
 424     BindStatusCallback_AddRef,
 425     BindStatusCallback_Release,
 426     BindStatusCallback_OnStartBinding,
 427     BindStatusCallback_GetPriority,
 428     BindStatusCallback_OnLowResource,
 429     BindStatusCallback_OnProgress,
 430     BindStatusCallback_OnStopBinding,
 431     BindStatusCallback_GetBindInfo,
 432     BindStatusCallback_OnDataAvailable,
 433     BindStatusCallback_OnObjectAvailable
 434 };
 435
 436 static inline BSCallback *impl_from_IHttpNegotiate2(IHttpNegotiate2 *iface)
 437 {
 438     return CONTAINING_RECORD(iface, BSCallback, IHttpNegotiate2_iface);
 439 }
 440
 441 static HRESULT WINAPI HttpNegotiate_QueryInterface(IHttpNegotiate2 *iface,
 442                                                    REFIID riid, void **ppv)
 443 {
 444     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 445     return IBindStatusCallback_QueryInterface(&This->IBindStatusCallback_iface, riid, ppv);
 446 }
 447
 448 static ULONG WINAPI HttpNegotiate_AddRef(IHttpNegotiate2 *iface)
 449 {
 450     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 451     return IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 452 }
 453
 454 static ULONG WINAPI HttpNegotiate_Release(IHttpNegotiate2 *iface)
 455 {
 456     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 457     return IBindStatusCallback_Release(&This->IBindStatusCallback_iface);
 458 }
 459
 460 static HRESULT WINAPI HttpNegotiate_BeginningTransaction(IHttpNegotiate2 *iface,
 461         LPCWSTR szURL, LPCWSTR szHeaders, DWORD dwReserved, LPWSTR *pszAdditionalHeaders)
 462 {
 463     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 464     HRESULT hres;
 465
 466     TRACE("(%p)->(%s %s %d %p)\n", This, debugstr_w(szURL), debugstr_w(szHeaders),
 467           dwReserved, pszAdditionalHeaders);
 468
 469     *pszAdditionalHeaders = NULL;
 470
 471     hres = This->vtbl->beginning_transaction(This, pszAdditionalHeaders);
 472     if(hres != S_FALSE)
 473         return hres;
 474
 475     if(This->request_data.headers) {
 476         DWORD size;
 477
 478         size = (strlenW(This->request_data.headers)+1)*sizeof(WCHAR);
 479         *pszAdditionalHeaders = CoTaskMemAlloc(size);
 480         if(!*pszAdditionalHeaders)
 481             return E_OUTOFMEMORY;
 482         memcpy(*pszAdditionalHeaders, This->request_data.headers, size);
 483     }
 484
 485     return S_OK;
 486 }
 487
 488 static HRESULT WINAPI HttpNegotiate_OnResponse(IHttpNegotiate2 *iface, DWORD dwResponseCode,
 489         LPCWSTR szResponseHeaders, LPCWSTR szRequestHeaders, LPWSTR *pszAdditionalRequestHeaders)
 490 {
 491     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 492
 493     TRACE("(%p)->(%d %s %s %p)\n", This, dwResponseCode, debugstr_w(szResponseHeaders),
 494           debugstr_w(szRequestHeaders), pszAdditionalRequestHeaders);
 495
 496     return This->vtbl->on_response(This, dwResponseCode, szResponseHeaders);
 497 }
 498
 499 static HRESULT WINAPI HttpNegotiate_GetRootSecurityId(IHttpNegotiate2 *iface,
 500         BYTE *pbSecurityId, DWORD *pcbSecurityId, DWORD_PTR dwReserved)
 501 {
 502     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 503     FIXME("(%p)->(%p %p %ld)\n", This, pbSecurityId, pcbSecurityId, dwReserved);
 504     return E_NOTIMPL;
 505 }
 506
 507 static const IHttpNegotiate2Vtbl HttpNegotiate2Vtbl = {
 508     HttpNegotiate_QueryInterface,
 509     HttpNegotiate_AddRef,
 510     HttpNegotiate_Release,
 511     HttpNegotiate_BeginningTransaction,
 512     HttpNegotiate_OnResponse,
 513     HttpNegotiate_GetRootSecurityId
 514 };
 515
 516 static inline BSCallback *impl_from_IInternetBindInfo(IInternetBindInfo *iface)
 517 {
 518     return CONTAINING_RECORD(iface, BSCallback, IInternetBindInfo_iface);
 519 }
 520
 521 static HRESULT WINAPI InternetBindInfo_QueryInterface(IInternetBindInfo *iface,
 522                                                       REFIID riid, void **ppv)
 523 {
 524     BSCallback *This = impl_from_IInternetBindInfo(iface);
 525     return IBindStatusCallback_QueryInterface(&This->IBindStatusCallback_iface, riid, ppv);
 526 }
 527
 528 static ULONG WINAPI InternetBindInfo_AddRef(IInternetBindInfo *iface)
 529 {
 530     BSCallback *This = impl_from_IInternetBindInfo(iface);
 531     return IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 532 }
 533
 534 static ULONG WINAPI InternetBindInfo_Release(IInternetBindInfo *iface)
 535 {
 536     BSCallback *This = impl_from_IInternetBindInfo(iface);
 537     return IBindStatusCallback_Release(&This->IBindStatusCallback_iface);
 538 }
 539
 540 static HRESULT WINAPI InternetBindInfo_GetBindInfo(IInternetBindInfo *iface,
 541                                                    DWORD *grfBINDF, BINDINFO *pbindinfo)
 542 {
 543     BSCallback *This = impl_from_IInternetBindInfo(iface);
 544     FIXME("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 545     return E_NOTIMPL;
 546 }
 547
 548 static HRESULT WINAPI InternetBindInfo_GetBindString(IInternetBindInfo *iface,
 549         ULONG ulStringType, LPOLESTR *ppwzStr, ULONG cEl, ULONG *pcElFetched)
 550 {
 551     BSCallback *This = impl_from_IInternetBindInfo(iface);
 552     FIXME("(%p)->(%u %p %u %p)\n", This, ulStringType, ppwzStr, cEl, pcElFetched);
 553     return E_NOTIMPL;
 554 }
 555
 556 static const IInternetBindInfoVtbl InternetBindInfoVtbl = {
 557     InternetBindInfo_QueryInterface,
 558     InternetBindInfo_AddRef,
 559     InternetBindInfo_Release,
 560     InternetBindInfo_GetBindInfo,
 561     InternetBindInfo_GetBindString
 562 };
 563
 564 static inline BSCallback *impl_from_IServiceProvider(IServiceProvider *iface)
 565 {
 566     return CONTAINING_RECORD(iface, BSCallback, IServiceProvider_iface);
 567 }
 568
 569 static HRESULT WINAPI BSCServiceProvider_QueryInterface(IServiceProvider *iface,
 570                                                         REFIID riid, void **ppv)
 571 {
 572     BSCallback *This = impl_from_IServiceProvider(iface);
 573     return IBindStatusCallback_QueryInterface(&This->IBindStatusCallback_iface, riid, ppv);
 574 }
 575
 576 static ULONG WINAPI BSCServiceProvider_AddRef(IServiceProvider *iface)
 577 {
 578     BSCallback *This = impl_from_IServiceProvider(iface);
 579     return IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 580 }
 581
 582 static ULONG WINAPI BSCServiceProvider_Release(IServiceProvider *iface)
 583 {
 584     BSCallback *This = impl_from_IServiceProvider(iface);
 585     return IBindStatusCallback_Release(&This->IBindStatusCallback_iface);
 586 }
 587
 588 static HRESULT WINAPI BSCServiceProvider_QueryService(IServiceProvider *iface,
 589         REFGUID guidService, REFIID riid, void **ppv)
 590 {
 591     BSCallback *This = impl_from_IServiceProvider(iface);
 592
 593     TRACE("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
 594
 595     if(This->window && IsEqualGUID(guidService, &IID_IWindowForBindingUI))
 596         return IServiceProvider_QueryService(&This->window->base.IServiceProvider_iface, guidService, riid, ppv);
 597     return E_NOINTERFACE;
 598 }
 599
 600 static const IServiceProviderVtbl ServiceProviderVtbl = {
 601     BSCServiceProvider_QueryInterface,
 602     BSCServiceProvider_AddRef,
 603     BSCServiceProvider_Release,
 604     BSCServiceProvider_QueryService
 605 };
 606
 607 void init_bscallback(BSCallback *This, const BSCallbackVtbl *vtbl, IMoniker *mon, DWORD bindf)
 608 {
 609     This->IBindStatusCallback_iface.lpVtbl = &BindStatusCallbackVtbl;
 610     This->IServiceProvider_iface.lpVtbl = &ServiceProviderVtbl;
 611     This->IHttpNegotiate2_iface.lpVtbl = &HttpNegotiate2Vtbl;
 612     This->IInternetBindInfo_iface.lpVtbl = &InternetBindInfoVtbl;
 613     This->vtbl = vtbl;
 614     This->ref = 1;
 615     This->bindf = bindf;
 616     This->bom = BOM_NONE;
 617
 618     list_init(&This->entry);
 619
 620     if(mon)
 621         IMoniker_AddRef(mon);
 622     This->mon = mon;
 623 }
 624
 625 HRESULT read_stream(BSCallback *This, IStream *stream, void *buf, DWORD size, DWORD *ret_size)
 626 {
 627     DWORD read_size = 0, skip=0;
 628     BYTE *data = buf;
 629     HRESULT hres;
 630
 631     hres = IStream_Read(stream, buf, size, &read_size);
 632
 633     if(!This->readed && This->bom == BOM_NONE) {
 634         if(read_size >= 2 && data[0] == 0xff && data[1] == 0xfe) {
 635             This->bom = BOM_UTF16;
 636             skip = 2;
 637         }else if(read_size >= 3 && data[0] == 0xef && data[1] == 0xbb && data[2] == 0xbf) {
 638             This->bom = BOM_UTF8;
 639             skip = 3;
 640         }
 641         if(skip) {
 642             read_size -= skip;
 643             if(read_size)
 644                 memmove(data, data+skip, read_size);
 645         }
 646     }
 647
 648     This->readed += read_size;
 649     *ret_size = read_size;
 650     return hres;
 651 }
 652
 653 static void parse_content_type(nsChannelBSC *This, const WCHAR *value)
 654 {
 655     const WCHAR *ptr;
 656     size_t len;
 657
 658     static const WCHAR charsetW[] = {'c','h','a','r','s','e','t','='};
 659
 660     ptr = strchrW(value, ';');
 661     if(!ptr)
 662         return;
 663
 664     ptr++;
 665     while(*ptr && isspaceW(*ptr))
 666         ptr++;
 667
 668     len = strlenW(value);
 669     if(ptr + sizeof(charsetW)/sizeof(WCHAR) < value+len && !memicmpW(ptr, charsetW, sizeof(charsetW)/sizeof(WCHAR))) {
 670         size_t charset_len, lena;
 671         nsACString charset_str;
 672         const WCHAR *charset;
 673         char *charseta;
 674
 675         ptr += sizeof(charsetW)/sizeof(WCHAR);
 676
 677         if(*ptr == '\'') {
 678             FIXME("Quoted value\n");
 679             return;
 680         }else {
 681             charset = ptr;
 682             while(*ptr && *ptr != ',')
 683                 ptr++;
 684             charset_len = ptr-charset;
 685         }
 686
 687         lena = WideCharToMultiByte(CP_ACP, 0, charset, charset_len, NULL, 0, NULL, NULL);
 688         charseta = heap_alloc(lena+1);
 689         if(!charseta)
 690             return;
 691
 692         WideCharToMultiByte(CP_ACP, 0, charset, charset_len, charseta, lena, NULL, NULL);
 693         charseta[lena] = 0;
 694
 695         nsACString_InitDepend(&charset_str, charseta);
 696         nsIHttpChannel_SetContentCharset(&This->nschannel->nsIHttpChannel_iface, &charset_str);
 697         nsACString_Finish(&charset_str);
 698         heap_free(charseta);
 699     }else {
 700         FIXME("unhandled: %s\n", debugstr_wn(ptr, len - (ptr-value)));
 701     }
 702 }
 703
 704 static HRESULT parse_headers(const WCHAR *headers, struct list *headers_list)
 705 {
 706     const WCHAR *header, *header_end, *colon, *value;
 707     HRESULT hres;
 708
 709     header = headers;
 710     while(*header) {
 711         if(header[0] == '\r' && header[1] == '\n' && !header[2])
 712             break;
 713         for(colon = header; *colon && *colon != ':' && *colon != '\r'; colon++);
 714         if(*colon != ':')
 715             return E_FAIL;
 716
 717         value = colon+1;
 718         while(*value == ' ')
 719             value++;
 720         if(!*value)
 721             return E_FAIL;
 722
 723         for(header_end = value+1; *header_end && *header_end != '\r'; header_end++);
 724
 725         hres = set_http_header(headers_list, header, colon-header, value, header_end-value);
 726         if(FAILED(hres))
 727             return hres;
 728
 729         header = header_end;
 730         if(header[0] == '\r' && header[1] == '\n')
 731             header += 2;
 732     }
 733
 734     return S_OK;
 735 }
 736
 737 static HRESULT process_response_headers(nsChannelBSC *This, const WCHAR *headers)
 738 {
 739     http_header_t *iter;
 740     HRESULT hres;
 741
 742     static const WCHAR content_typeW[] = {'c','o','n','t','e','n','t','-','t','y','p','e',0};
 743
 744     hres = parse_headers(headers, &This->nschannel->response_headers);
 745     if(FAILED(hres))
 746         return hres;
 747
 748     LIST_FOR_EACH_ENTRY(iter, &This->nschannel->response_headers, http_header_t, entry) {
 749         if(!strcmpiW(iter->header, content_typeW))
 750             parse_content_type(This, iter->data);
 751     }
 752
 753     return S_OK;
 754 }
 755
 756 static void query_http_info(nsChannelBSC *This, IWinInetHttpInfo *wininet_info)
 757 {
 758     const WCHAR *ptr;
 759     DWORD len = 0;
 760     WCHAR *buf;
 761
 762     IWinInetHttpInfo_QueryInfo(wininet_info, HTTP_QUERY_RAW_HEADERS_CRLF, NULL, &len, NULL, NULL);
 763     if(!len)
 764         return;
 765
 766     buf = heap_alloc(len);
 767     if(!buf)
 768         return;
 769
 770     IWinInetHttpInfo_QueryInfo(wininet_info, HTTP_QUERY_RAW_HEADERS_CRLF, buf, &len, NULL, NULL);
 771     if(!len) {
 772         heap_free(buf);
 773         return;
 774     }
 775
 776     ptr = strchrW(buf, '\r');
 777     if(ptr && ptr[1] == '\n') {
 778         ptr += 2;
 779         process_response_headers(This, ptr);
 780     }
 781
 782     heap_free(buf);
 783 }
 784
 785 HRESULT start_binding(HTMLInnerWindow *inner_window, BSCallback *bscallback, IBindCtx *bctx)
 786 {
 787     IStream *str = NULL;
 788     HRESULT hres;
 789
 790     TRACE("(%p %p %p)\n", inner_window, bscallback, bctx);
 791
 792     bscallback->window = inner_window;
 793
 794     /* NOTE: IE7 calls IsSystemMoniker here*/
 795
 796     if(bctx) {
 797         hres = RegisterBindStatusCallback(bctx, &bscallback->IBindStatusCallback_iface, NULL, 0);
 798         if(SUCCEEDED(hres))
 799             IBindCtx_AddRef(bctx);
 800     }else {
 801         hres = CreateAsyncBindCtx(0, &bscallback->IBindStatusCallback_iface, NULL, &bctx);
 802     }
 803
 804     if(FAILED(hres)) {
 805         bscallback->window = NULL;
 806         return hres;
 807     }
 808
 809     hres = IMoniker_BindToStorage(bscallback->mon, bctx, NULL, &IID_IStream, (void**)&str);
 810     IBindCtx_Release(bctx);
 811     if(FAILED(hres)) {
 812         WARN("BindToStorage failed: %08x\n", hres);
 813         bscallback->window = NULL;
 814         return hres;
 815     }
 816
 817     if(str)
 818         IStream_Release(str);
 819
 820     return S_OK;
 821 }
 822
 823 static HRESULT read_post_data_stream(nsIInputStream *stream, BOOL contains_headers, struct list *headers_list,
 824         request_data_t *request_data)
 825 {
 826     nsISeekableStream *seekable_stream;
 827     UINT64 available = 0;
 828     UINT32 data_len = 0;
 829     char *data, *post_data;
 830     nsresult nsres;
 831     HRESULT hres = S_OK;
 832
 833     if(!stream)
 834         return S_OK;
 835
 836     nsres =  nsIInputStream_Available(stream, &available);
 837     if(NS_FAILED(nsres))
 838         return E_FAIL;
 839
 840     post_data = data = GlobalAlloc(0, available+1);
 841     if(!data)
 842         return E_OUTOFMEMORY;
 843
 844     nsres = nsIInputStream_Read(stream, data, available, &data_len);
 845     if(NS_FAILED(nsres)) {
 846         GlobalFree(data);
 847         return E_FAIL;
 848     }
 849
 850     if(contains_headers) {
 851         if(data_len >= 2 && data[0] == '\r' && data[1] == '\n') {
 852             post_data = data+2;
 853             data_len -= 2;
 854         }else {
 855             WCHAR *headers;
 856             DWORD size;
 857             char *ptr;
 858
 859             post_data += data_len;
 860             for(ptr = data; ptr+4 < data+data_len; ptr++) {
 861                 if(!memcmp(ptr, "\r\n\r\n", 4)) {
 862                     ptr += 2;
 863                     post_data = ptr+2;
 864                     break;
 865                 }
 866             }
 867
 868             data_len -= post_data-data;
 869
 870             size = MultiByteToWideChar(CP_ACP, 0, data, ptr-data, NULL, 0);
 871             headers = heap_alloc((size+1)*sizeof(WCHAR));
 872             if(headers) {
 873                 MultiByteToWideChar(CP_ACP, 0, data, ptr-data, headers, size);
 874                 headers[size] = 0;
 875                 if(headers_list)
 876                     hres = parse_headers(headers, headers_list);
 877                 if(SUCCEEDED(hres))
 878                     request_data->headers = headers;
 879                 else
 880                     heap_free(headers);
 881             }else {
 882                 hres = E_OUTOFMEMORY;
 883             }
 884         }
 885     }
 886
 887     if(FAILED(hres)) {
 888         GlobalFree(data);
 889         return hres;
 890     }
 891
 892     if(!data_len) {
 893         GlobalFree(data);
 894         post_data = NULL;
 895     }else if(post_data != data) {
 896         char *new_data;
 897
 898         new_data = GlobalAlloc(0, data_len+1);
 899         if(new_data)
 900             memcpy(new_data, post_data, data_len);
 901         GlobalFree(data);
 902         if(!new_data)
 903             return E_OUTOFMEMORY;
 904         post_data = new_data;
 905     }
 906
 907     if(post_data)
 908         post_data[data_len] = 0;
 909     request_data->post_data = post_data;
 910     request_data->post_data_len = data_len;
 911
 912     nsres = nsIInputStream_QueryInterface(stream, &IID_nsISeekableStream, (void**)&seekable_stream);
 913     assert(nsres == NS_OK);
 914
 915     nsres = nsISeekableStream_Seek(seekable_stream, NS_SEEK_SET, 0);
 916     assert(nsres == NS_OK);
 917
 918     nsISeekableStream_Release(seekable_stream);
 919
 920     nsIInputStream_AddRef(stream);
 921     request_data->post_stream = stream;
 922     TRACE("post_data = %s\n", debugstr_an(request_data->post_data, request_data->post_data_len));
 923     return S_OK;
 924 }
 925
 926 static HRESULT on_start_nsrequest(nsChannelBSC *This)
 927 {
 928     nsresult nsres;
 929
 930     /* FIXME: it's needed for http connections from BindToObject. */
 931     if(!This->nschannel->response_status)
 932         This->nschannel->response_status = 200;
 933
 934     nsres = nsIStreamListener_OnStartRequest(This->nslistener,
 935             (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, This->nscontext);
 936     if(NS_FAILED(nsres)) {
 937         FIXME("OnStartRequest failed: %08x\n", nsres);
 938         return E_FAIL;
 939     }
 940
 941     if(This->is_doc_channel) {
 942         if(!This->bsc.window)
 943             return E_ABORT; /* Binding aborted in OnStartRequest call. */
 944         update_window_doc(This->bsc.window);
 945         if(This->bsc.window->base.outer_window->readystate != READYSTATE_LOADING)
 946             set_ready_state(This->bsc.window->base.outer_window, READYSTATE_LOADING);
 947     }
 948
 949     return S_OK;
 950 }
 951
 952 static void on_stop_nsrequest(nsChannelBSC *This, HRESULT result)
 953 {
 954     nsresult nsres, request_result;
 955
 956     switch(result) {
 957     case S_OK:
 958         request_result = NS_OK;
 959         break;
 960     case E_ABORT:
 961         request_result = NS_BINDING_ABORTED;
 962         break;
 963     default:
 964         request_result = NS_ERROR_FAILURE;
 965     }
 966
 967     if(This->nslistener) {
 968         nsres = nsIStreamListener_OnStopRequest(This->nslistener,
 969                  (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, This->nscontext,
 970                  request_result);
 971         if(NS_FAILED(nsres))
 972             WARN("OnStopRequest failed: %08x\n", nsres);
 973     }
 974
 975     if(This->nschannel && This->nschannel->load_group) {
 976         nsres = nsILoadGroup_RemoveRequest(This->nschannel->load_group,
 977                 (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, NULL, request_result);
 978         if(NS_FAILED(nsres))
 979             ERR("RemoveRequest failed: %08x\n", nsres);
 980     }
 981 }
 982
 983 static HRESULT read_stream_data(nsChannelBSC *This, IStream *stream)
 984 {
 985     DWORD read;
 986     nsresult nsres;
 987     HRESULT hres;
 988
 989     if(!This->response_processed) {
 990         IWinInetHttpInfo *wininet_info;
 991
 992         This->response_processed = TRUE;
 993         if(This->bsc.binding) {
 994             hres = IBinding_QueryInterface(This->bsc.binding, &IID_IWinInetHttpInfo, (void**)&wininet_info);
 995             if(SUCCEEDED(hres)) {
 996                 query_http_info(This, wininet_info);
 997                 IWinInetHttpInfo_Release(wininet_info);
 998             }
 999         }
1000     }
1001
1002     if(!This->nschannel)
1003         return S_OK;
1004
1005     if(!This->nslistener) {
1006         BYTE buf[1024];
1007
1008         do {
1009             hres = read_stream(&This->bsc, stream, buf, sizeof(buf), &read);
1010         }while(hres == S_OK && read);
1011
1012         return S_OK;
1013     }
1014
1015     if(!This->nsstream) {
1016         This->nsstream = create_nsprotocol_stream();
1017         if(!This->nsstream)
1018             return E_OUTOFMEMORY;
1019     }
1020
1021     do {
1022         BOOL first_read = !This->bsc.readed;
1023
1024         hres = read_stream(&This->bsc, stream, This->nsstream->buf+This->nsstream->buf_size,
1025                 sizeof(This->nsstream->buf)-This->nsstream->buf_size, &read);
1026         if(!read)
1027             break;
1028
1029         This->nsstream->buf_size += read;
1030
1031         if(first_read) {
1032             switch(This->bsc.bom) {
1033             case BOM_UTF8:
1034                 This->nschannel->charset = heap_strdupA(UTF8_STR);
1035                 break;
1036             case BOM_UTF16:
1037                 This->nschannel->charset = heap_strdupA(UTF16_STR);
1038             case BOM_NONE:
1039                 /* FIXME: Get charset from HTTP headers */;
1040             }
1041
1042             if(!This->nschannel->content_type) {
1043                 WCHAR *mime;
1044
1045                 hres = FindMimeFromData(NULL, NULL, This->nsstream->buf, This->nsstream->buf_size,
1046                         This->is_doc_channel ? text_htmlW : NULL, 0, &mime, 0);
1047                 if(FAILED(hres))
1048                     return hres;
1049
1050                 TRACE("Found MIME %s\n", debugstr_w(mime));
1051
1052                 This->nschannel->content_type = heap_strdupWtoA(mime);
1053                 CoTaskMemFree(mime);
1054                 if(!This->nschannel->content_type)
1055                     return E_OUTOFMEMORY;
1056             }
1057
1058             hres = on_start_nsrequest(This);
1059             if(FAILED(hres))
1060                 return hres;
1061         }
1062
1063         nsres = nsIStreamListener_OnDataAvailable(This->nslistener,
1064                 (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, This->nscontext,
1065                 &This->nsstream->nsIInputStream_iface, This->bsc.readed-This->nsstream->buf_size,
1066                 This->nsstream->buf_size);
1067         if(NS_FAILED(nsres))
1068             ERR("OnDataAvailable failed: %08x\n", nsres);
1069
1070         if(This->nsstream->buf_size == sizeof(This->nsstream->buf)) {
1071             ERR("buffer is full\n");
1072             break;
1073         }
1074     }while(hres == S_OK);
1075
1076     return S_OK;
1077 }
1078
1079 typedef struct {
1080     nsIAsyncVerifyRedirectCallback nsIAsyncVerifyRedirectCallback_iface;
1081
1082     LONG ref;
1083
1084     nsChannel *nschannel;
1085     nsChannelBSC *bsc;
1086 } nsRedirectCallback;
1087
1088 static nsRedirectCallback *impl_from_nsIAsyncVerifyRedirectCallback(nsIAsyncVerifyRedirectCallback *iface)
1089 {
1090     return CONTAINING_RECORD(iface, nsRedirectCallback, nsIAsyncVerifyRedirectCallback_iface);
1091 }
1092
1093 static nsresult NSAPI nsAsyncVerifyRedirectCallback_QueryInterface(nsIAsyncVerifyRedirectCallback *iface,
1094         nsIIDRef riid, void **result)
1095 {
1096     nsRedirectCallback *This = impl_from_nsIAsyncVerifyRedirectCallback(iface);
1097
1098     if(IsEqualGUID(&IID_nsISupports, riid)) {
1099         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
1100         *result = &This->nsIAsyncVerifyRedirectCallback_iface;
1101     }else if(IsEqualGUID(&IID_nsIAsyncVerifyRedirectCallback, riid)) {
1102         TRACE("(%p)->(IID_nsIAsyncVerifyRedirectCallback %p)\n", This, result);
1103         *result = &This->nsIAsyncVerifyRedirectCallback_iface;
1104     }else {
1105         *result = NULL;
1106         WARN("unimplemented iface %s\n", debugstr_guid(riid));
1107         return NS_NOINTERFACE;
1108     }
1109
1110     nsISupports_AddRef((nsISupports*)*result);
1111     return NS_OK;
1112 }
1113
1114 static nsrefcnt NSAPI nsAsyncVerifyRedirectCallback_AddRef(nsIAsyncVerifyRedirectCallback *iface)
1115 {
1116     nsRedirectCallback *This = impl_from_nsIAsyncVerifyRedirectCallback(iface);
1117     LONG ref = InterlockedIncrement(&This->ref);
1118
1119     TRACE("(%p) ref=%d\n", This, ref);
1120
1121     return ref;
1122 }
1123
1124 static nsrefcnt NSAPI nsAsyncVerifyRedirectCallback_Release(nsIAsyncVerifyRedirectCallback *iface)
1125 {
1126     nsRedirectCallback *This = impl_from_nsIAsyncVerifyRedirectCallback(iface);
1127     LONG ref = InterlockedDecrement(&This->ref);
1128
1129     TRACE("(%p) ref=%d\n", This, ref);
1130
1131     if(!ref) {
1132         IBindStatusCallback_Release(&This->bsc->bsc.IBindStatusCallback_iface);
1133         nsIHttpChannel_Release(&This->nschannel->nsIHttpChannel_iface);
1134         heap_free(This);
1135     }
1136
1137     return ref;
1138 }
1139
1140 static nsresult NSAPI nsAsyncVerifyRedirectCallback_OnRedirectVerifyCallback(nsIAsyncVerifyRedirectCallback *iface, nsresult result)
1141 {
1142     nsRedirectCallback *This = impl_from_nsIAsyncVerifyRedirectCallback(iface);
1143     nsChannel *old_nschannel;
1144     nsresult nsres;
1145
1146     TRACE("(%p)->(%08x)\n", This, result);
1147
1148     old_nschannel = This->bsc->nschannel;
1149     nsIHttpChannel_AddRef(&This->nschannel->nsIHttpChannel_iface);
1150     This->bsc->nschannel = This->nschannel;
1151
1152     if(This->nschannel->load_group) {
1153         nsres = nsILoadGroup_AddRequest(This->nschannel->load_group, (nsIRequest*)&This->nschannel->nsIHttpChannel_iface,
1154                 NULL);
1155         if(NS_FAILED(nsres))
1156             ERR("AddRequest failed: %08x\n", nsres);
1157     }
1158
1159     if(This->bsc->is_doc_channel) {
1160         IUri *uri = nsuri_get_uri(This->nschannel->uri);
1161
1162         if(uri) {
1163             set_current_uri(This->bsc->bsc.window->base.outer_window, uri);
1164             IUri_Release(uri);
1165         }else {
1166             WARN("Could not get IUri from nsWineURI\n");
1167         }
1168     }
1169
1170     if(old_nschannel) {
1171         if(old_nschannel->load_group) {
1172             nsres = nsILoadGroup_RemoveRequest(old_nschannel->load_group,
1173                     (nsIRequest*)&old_nschannel->nsIHttpChannel_iface, NULL, NS_OK);
1174             if(NS_FAILED(nsres))
1175                 ERR("RemoveRequest failed: %08x\n", nsres);
1176         }
1177         nsIHttpChannel_Release(&old_nschannel->nsIHttpChannel_iface);
1178     }
1179
1180     return NS_OK;
1181 }
1182
1183 static const nsIAsyncVerifyRedirectCallbackVtbl nsAsyncVerifyRedirectCallbackVtbl = {
1184     nsAsyncVerifyRedirectCallback_QueryInterface,
1185     nsAsyncVerifyRedirectCallback_AddRef,
1186     nsAsyncVerifyRedirectCallback_Release,
1187     nsAsyncVerifyRedirectCallback_OnRedirectVerifyCallback
1188 };
1189
1190 static HRESULT create_redirect_callback(nsChannel *nschannel, nsChannelBSC *bsc, nsRedirectCallback **ret)
1191 {
1192     nsRedirectCallback *callback;
1193
1194     callback = heap_alloc(sizeof(*callback));
1195     if(!callback)
1196         return E_OUTOFMEMORY;
1197
1198     callback->nsIAsyncVerifyRedirectCallback_iface.lpVtbl = &nsAsyncVerifyRedirectCallbackVtbl;
1199     callback->ref = 1;
1200
1201     nsIHttpChannel_AddRef(&nschannel->nsIHttpChannel_iface);
1202     callback->nschannel = nschannel;
1203
1204     IBindStatusCallback_AddRef(&bsc->bsc.IBindStatusCallback_iface);
1205     callback->bsc = bsc;
1206
1207     *ret = callback;
1208     return S_OK;
1209 }
1210
1211 static inline nsChannelBSC *nsChannelBSC_from_BSCallback(BSCallback *iface)
1212 {
1213     return CONTAINING_RECORD(iface, nsChannelBSC, bsc);
1214 }
1215
1216 static void nsChannelBSC_destroy(BSCallback *bsc)
1217 {
1218     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1219
1220     if(This->nschannel)
1221         nsIHttpChannel_Release(&This->nschannel->nsIHttpChannel_iface);
1222     if(This->nslistener)
1223         nsIStreamListener_Release(This->nslistener);
1224     if(This->nscontext)
1225         nsISupports_Release(This->nscontext);
1226     if(This->nsstream)
1227         nsIInputStream_Release(&This->nsstream->nsIInputStream_iface);
1228     heap_free(This);
1229 }
1230
1231 static HRESULT nsChannelBSC_start_binding(BSCallback *bsc)
1232 {
1233     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1234
1235     if(This->is_doc_channel)
1236         This->bsc.window->base.outer_window->base.inner_window->doc->skip_mutation_notif = FALSE;
1237
1238     return S_OK;
1239 }
1240
1241 static HRESULT nsChannelBSC_init_bindinfo(BSCallback *bsc)
1242 {
1243     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1244     nsChannel *nschannel = This->nschannel;
1245     HRESULT hres;
1246
1247     if(nschannel && nschannel->post_data_stream) {
1248         hres = read_post_data_stream(nschannel->post_data_stream, nschannel->post_data_contains_headers,
1249                 &nschannel->request_headers, &This->bsc.request_data);
1250         if(FAILED(hres))
1251             return hres;
1252     }
1253
1254     return S_OK;
1255 }
1256
1257 typedef struct {
1258     task_t header;
1259     nsChannelBSC *bsc;
1260 } stop_request_task_t;
1261
1262 static void stop_request_proc(task_t *_task)
1263 {
1264     stop_request_task_t *task = (stop_request_task_t*)_task;
1265
1266     TRACE("(%p)\n", task->bsc);
1267
1268     list_remove(&task->bsc->bsc.entry);
1269     list_init(&task->bsc->bsc.entry);
1270     on_stop_nsrequest(task->bsc, S_OK);
1271 }
1272
1273 static void stop_request_task_destr(task_t *_task)
1274 {
1275     stop_request_task_t *task = (stop_request_task_t*)_task;
1276
1277     IBindStatusCallback_Release(&task->bsc->bsc.IBindStatusCallback_iface);
1278     heap_free(task);
1279 }
1280
1281 static HRESULT async_stop_request(nsChannelBSC *This)
1282 {
1283     stop_request_task_t *task;
1284
1285     if(!This->bsc.readed) {
1286         TRACE("No data read, calling OnStartRequest\n");
1287         on_start_nsrequest(This);
1288     }
1289
1290     task = heap_alloc(sizeof(*task));
1291     if(!task)
1292         return E_OUTOFMEMORY;
1293
1294     IBindStatusCallback_AddRef(&This->bsc.IBindStatusCallback_iface);
1295     task->bsc = This;
1296
1297     return push_task(&task->header, stop_request_proc, stop_request_task_destr, This->bsc.window->task_magic);
1298 }
1299
1300 static void handle_navigation_error(nsChannelBSC *This, DWORD result)
1301 {
1302     HTMLOuterWindow *outer_window;
1303     HTMLDocumentObj *doc;
1304     BOOL is_error_url;
1305     SAFEARRAY *sa;
1306     SAFEARRAYBOUND bound;
1307     VARIANT var, varOut;
1308     LONG ind;
1309     BSTR unk;
1310     HRESULT hres;
1311
1312     if(!This->is_doc_channel || !This->bsc.window)
1313         return;
1314
1315     outer_window = This->bsc.window->base.outer_window;
1316
1317     doc = outer_window->doc_obj;
1318     if(!doc || !doc->doc_object_service || !doc->client)
1319         return;
1320
1321     hres = IDocObjectService_IsErrorUrl(doc->doc_object_service,
1322             outer_window->url, &is_error_url);
1323     if(FAILED(hres) || is_error_url)
1324         return;
1325
1326     if(!doc->client_cmdtrg)
1327         return;
1328
1329     bound.lLbound = 0;
1330     bound.cElements = 8;
1331     sa = SafeArrayCreate(VT_VARIANT, 1, &bound);
1332     if(!sa)
1333         return;
1334
1335     ind = 0;
1336     V_VT(&var) = VT_I4;
1337     V_I4(&var) = result;
1338     SafeArrayPutElement(sa, &ind, &var);
1339
1340     ind = 1;
1341     V_VT(&var) = VT_BSTR;
1342     V_BSTR(&var) = outer_window->url;
1343     SafeArrayPutElement(sa, &ind, &var);
1344
1345     ind = 3;
1346     V_VT(&var) = VT_UNKNOWN;
1347     V_UNKNOWN(&var) = (IUnknown*)&outer_window->base.IHTMLWindow2_iface;
1348     SafeArrayPutElement(sa, &ind, &var);
1349
1350     /* FIXME: what are the following fields for? */
1351     ind = 2;
1352     V_VT(&var) = VT_UNKNOWN;
1353     V_UNKNOWN(&var) = NULL;
1354     SafeArrayPutElement(sa, &ind, &var);
1355
1356     ind = 4;
1357     V_VT(&var) = VT_BOOL;
1358     V_BOOL(&var) = FALSE;
1359     SafeArrayPutElement(sa, &ind, &var);
1360
1361     ind = 5;
1362     V_VT(&var) = VT_BOOL;
1363     V_BOOL(&var) = FALSE;
1364     SafeArrayPutElement(sa, &ind, &var);
1365
1366     ind = 6;
1367     V_VT(&var) = VT_BSTR;
1368     unk = SysAllocString(NULL);
1369     V_BSTR(&var) = unk;
1370     SafeArrayPutElement(sa, &ind, &var);
1371
1372     ind = 7;
1373     V_VT(&var) = VT_UNKNOWN;
1374     V_UNKNOWN(&var) = NULL;
1375     SafeArrayPutElement(sa, &ind, &var);
1376
1377     V_VT(&var) = VT_ARRAY;
1378     V_ARRAY(&var) = sa;
1379     V_VT(&varOut) = VT_BOOL;
1380     V_BOOL(&varOut) = VARIANT_TRUE;
1381     IOleCommandTarget_Exec(doc->client_cmdtrg, &CGID_DocHostCmdPriv, 1, 0, &var, FAILED(hres)?NULL:&varOut);
1382
1383     SysFreeString(unk);
1384     SafeArrayDestroy(sa);
1385 }
1386
1387 static HRESULT nsChannelBSC_stop_binding(BSCallback *bsc, HRESULT result)
1388 {
1389     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1390
1391     if(result != E_ABORT) {
1392         if(FAILED(result))
1393             handle_navigation_error(This, result);
1394         else if(This->is_doc_channel && This->nschannel) {
1395             result = async_stop_request(This);
1396             if(SUCCEEDED(result))
1397                 return S_OK;
1398         }
1399     }
1400
1401     on_stop_nsrequest(This, result);
1402     return S_OK;
1403 }
1404
1405 static HRESULT nsChannelBSC_read_data(BSCallback *bsc, IStream *stream)
1406 {
1407     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1408
1409     return read_stream_data(This, stream);
1410 }
1411
1412 static HRESULT handle_redirect(nsChannelBSC *This, const WCHAR *new_url)
1413 {
1414     nsRedirectCallback *callback;
1415     nsIChannelEventSink *sink;
1416     nsChannel *new_channel;
1417     nsresult nsres;
1418     HRESULT hres;
1419
1420     TRACE("(%p)->(%s)\n", This, debugstr_w(new_url));
1421
1422     if(!This->nschannel || !This->nschannel->notif_callback)
1423         return S_OK;
1424
1425     nsres = nsIInterfaceRequestor_GetInterface(This->nschannel->notif_callback, &IID_nsIChannelEventSink, (void**)&sink);
1426     if(NS_FAILED(nsres))
1427         return S_OK;
1428
1429     hres = create_redirect_nschannel(new_url, This->nschannel, &new_channel);
1430     if(SUCCEEDED(hres)) {
1431         TRACE("%p %p->%p\n", This, This->nschannel, new_channel);
1432
1433         hres = create_redirect_callback(new_channel, This, &callback);
1434         nsIHttpChannel_Release(&new_channel->nsIHttpChannel_iface);
1435     }
1436
1437     if(SUCCEEDED(hres)) {
1438         nsres = nsIChannelEventSink_AsyncOnChannelRedirect(sink, (nsIChannel*)&This->nschannel->nsIHttpChannel_iface,
1439                 (nsIChannel*)&callback->nschannel->nsIHttpChannel_iface, REDIRECT_TEMPORARY, /* FIXME */
1440                 &callback->nsIAsyncVerifyRedirectCallback_iface);
1441
1442         if(NS_FAILED(nsres))
1443             FIXME("AsyncOnChannelRedirect failed: %08x\n", hres);
1444         else if(This->nschannel != callback->nschannel)
1445             FIXME("nschannel not updated\n");
1446
1447         nsIAsyncVerifyRedirectCallback_Release(&callback->nsIAsyncVerifyRedirectCallback_iface);
1448     }
1449
1450     nsIChannelEventSink_Release(sink);
1451     return hres;
1452 }
1453
1454 static BOOL is_supported_doc_mime(const WCHAR *mime)
1455 {
1456     char *nscat, *mimea;
1457     BOOL ret;
1458
1459     mimea = heap_strdupWtoA(mime);
1460     if(!mimea)
1461         return FALSE;
1462
1463     nscat = get_nscategory_entry("Gecko-Content-Viewers", mimea);
1464
1465     ret = nscat != NULL && !strcmp(nscat, "@mozilla.org/content/document-loader-factory;1");
1466
1467     heap_free(mimea);
1468     nsfree(nscat);
1469     return ret;
1470 }
1471
1472 static IUri *get_moniker_uri(IMoniker *mon)
1473 {
1474     IUriContainer *uri_container;
1475     IUri *ret = NULL;
1476     HRESULT hres;
1477
1478     hres = IMoniker_QueryInterface(mon, &IID_IUriContainer, (void**)&uri_container);
1479     if(SUCCEEDED(hres)) {
1480         hres = IUriContainer_GetIUri(uri_container, &ret);
1481         IUriContainer_Release(uri_container);
1482         if(FAILED(hres))
1483             return NULL;
1484     }else {
1485         FIXME("No IUriContainer\n");
1486     }
1487
1488     return ret;
1489 }
1490
1491 static void handle_extern_mime_navigation(nsChannelBSC *This)
1492 {
1493     IWebBrowserPriv2IE9 *webbrowser_priv;
1494     IOleCommandTarget *cmdtrg;
1495     HTMLDocumentObj *doc_obj;
1496     IBindCtx *bind_ctx;
1497     IUri *uri;
1498     VARIANT flags;
1499     HRESULT hres;
1500
1501     if(!This->bsc.window || !This->bsc.window->base.outer_window || !This->bsc.window->base.outer_window->doc_obj)
1502         return;
1503
1504     doc_obj = This->bsc.window->base.outer_window->doc_obj;
1505
1506     hres = IOleClientSite_QueryInterface(doc_obj->client, &IID_IOleCommandTarget, (void**)&cmdtrg);
1507     if(SUCCEEDED(hres)) {
1508         IOleCommandTarget_Exec(cmdtrg, &CGID_ShellDocView, 62, 0, NULL, NULL);
1509         IOleCommandTarget_Release(cmdtrg);
1510     }
1511
1512     set_document_navigation(doc_obj, FALSE);
1513
1514     if(!doc_obj->webbrowser) {
1515         FIXME("unimplemented in non-webbrowser mode\n");
1516         return;
1517     }
1518
1519     uri = get_moniker_uri(This->bsc.mon);
1520     if(!uri)
1521         return;
1522
1523     hres = CreateBindCtx(0, &bind_ctx);
1524     if(FAILED(hres)) {
1525         IUri_Release(uri);
1526         return;
1527     }
1528
1529     V_VT(&flags) = VT_I4;
1530     V_I4(&flags) = navHyperlink;
1531
1532     hres = IUnknown_QueryInterface(doc_obj->webbrowser, &IID_IWebBrowserPriv2IE8, (void**)&webbrowser_priv);
1533     if(SUCCEEDED(hres)) {
1534         hres = IWebBrowserPriv2IE9_NavigateWithBindCtx2(webbrowser_priv, uri, &flags, NULL, NULL, NULL, bind_ctx, NULL, 0);
1535         IWebBrowserPriv2IE9_Release(webbrowser_priv);
1536     }else {
1537         IWebBrowserPriv *webbrowser_priv_old;
1538         VARIANT uriv;
1539
1540         hres = IUnknown_QueryInterface(doc_obj->webbrowser, &IID_IWebBrowserPriv, (void**)&webbrowser_priv_old);
1541         if(SUCCEEDED(hres)) {
1542             V_VT(&uriv) = VT_BSTR;
1543             IUri_GetDisplayUri(uri, &V_BSTR(&uriv));
1544
1545             hres = IWebBrowserPriv_NavigateWithBindCtx(webbrowser_priv_old, &uriv, &flags, NULL, NULL, NULL, bind_ctx, NULL);
1546
1547             SysFreeString(V_BSTR(&uriv));
1548             IWebBrowserPriv_Release(webbrowser_priv_old);
1549         }
1550     }
1551
1552     IUri_Release(uri);
1553 }
1554
1555 static HRESULT nsChannelBSC_on_progress(BSCallback *bsc, ULONG status_code, LPCWSTR status_text)
1556 {
1557     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1558
1559     switch(status_code) {
1560     case BINDSTATUS_MIMETYPEAVAILABLE:
1561         if(This->is_doc_channel && !is_supported_doc_mime(status_text)) {
1562             FIXME("External MIME: %s\n", debugstr_w(status_text));
1563
1564             handle_extern_mime_navigation(This);
1565
1566             This->nschannel = NULL;
1567         }
1568
1569         if(!This->nschannel)
1570             return S_OK;
1571
1572         heap_free(This->nschannel->content_type);
1573         This->nschannel->content_type = heap_strdupWtoA(status_text);
1574         break;
1575     case BINDSTATUS_REDIRECTING:
1576         return handle_redirect(This, status_text);
1577     case BINDSTATUS_BEGINDOWNLOADDATA: {
1578         IWinInetHttpInfo *http_info;
1579         DWORD status, size = sizeof(DWORD);
1580         HRESULT hres;
1581
1582         if(!This->bsc.binding)
1583             break;
1584
1585         hres = IBinding_QueryInterface(This->bsc.binding, &IID_IWinInetHttpInfo, (void**)&http_info);
1586         if(FAILED(hres))
1587             break;
1588
1589         hres = IWinInetHttpInfo_QueryInfo(http_info,
1590                 HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_NUMBER, &status, &size, NULL, NULL);
1591         IWinInetHttpInfo_Release(http_info);
1592         if(FAILED(hres) || status == HTTP_STATUS_OK)
1593             break;
1594
1595         handle_navigation_error(This, status);
1596     }
1597     }
1598
1599     return S_OK;
1600 }
1601
1602 static HRESULT process_response_status_text(const WCHAR *header, const WCHAR *header_end, char **status_text)
1603 {
1604     header = strchrW(header + 1, ' ');
1605     if(!header || header >= header_end)
1606         return E_FAIL;
1607     header = strchrW(header + 1, ' ');
1608     if(!header || header >= header_end)
1609         return E_FAIL;
1610     ++header;
1611
1612     *status_text = heap_strndupWtoU(header, header_end - header);
1613
1614     if(!*status_text)
1615         return E_OUTOFMEMORY;
1616
1617     return S_OK;
1618 }
1619
1620 static HRESULT nsChannelBSC_on_response(BSCallback *bsc, DWORD response_code,
1621         LPCWSTR response_headers)
1622 {
1623     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1624     char *str;
1625     HRESULT hres;
1626
1627     This->response_processed = TRUE;
1628     This->nschannel->response_status = response_code;
1629
1630     if(response_headers) {
1631         const WCHAR *headers;
1632
1633         headers = strchrW(response_headers, '\r');
1634         hres = process_response_status_text(response_headers, headers, &str);
1635         if(FAILED(hres)) {
1636             WARN("parsing headers failed: %08x\n", hres);
1637             return hres;
1638         }
1639
1640         heap_free(This->nschannel->response_status_text);
1641         This->nschannel->response_status_text = str;
1642
1643         if(headers && headers[1] == '\n') {
1644             headers += 2;
1645             hres = process_response_headers(This, headers);
1646             if(FAILED(hres)) {
1647                 WARN("parsing headers failed: %08x\n", hres);
1648                 return hres;
1649             }
1650         }
1651     }
1652
1653     return S_OK;
1654 }
1655
1656 static HRESULT nsChannelBSC_beginning_transaction(BSCallback *bsc, WCHAR **additional_headers)
1657 {
1658     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1659     http_header_t *iter;
1660     DWORD len = 0;
1661     WCHAR *ptr;
1662
1663     static const WCHAR content_lengthW[] =
1664         {'C','o','n','t','e','n','t','-','L','e','n','g','t','h',0};
1665
1666     if(!This->nschannel)
1667         return S_FALSE;
1668
1669     LIST_FOR_EACH_ENTRY(iter, &This->nschannel->request_headers, http_header_t, entry) {
1670         if(strcmpW(iter->header, content_lengthW))
1671             len += strlenW(iter->header) + 2 /* ": " */ + strlenW(iter->data) + 2 /* "\r\n" */;
1672     }
1673
1674     if(!len)
1675         return S_OK;
1676
1677     *additional_headers = ptr = CoTaskMemAlloc((len+1)*sizeof(WCHAR));
1678     if(!ptr)
1679         return E_OUTOFMEMORY;
1680
1681     LIST_FOR_EACH_ENTRY(iter, &This->nschannel->request_headers, http_header_t, entry) {
1682         if(!strcmpW(iter->header, content_lengthW))
1683             continue;
1684
1685         len = strlenW(iter->header);
1686         memcpy(ptr, iter->header, len*sizeof(WCHAR));
1687         ptr += len;
1688
1689         *ptr++ = ':';
1690         *ptr++ = ' ';
1691
1692         len = strlenW(iter->data);
1693         memcpy(ptr, iter->data, len*sizeof(WCHAR));
1694         ptr += len;
1695
1696         *ptr++ = '\r';
1697         *ptr++ = '\n';
1698     }
1699
1700     *ptr = 0;
1701
1702     return S_OK;
1703 }
1704
1705 static const BSCallbackVtbl nsChannelBSCVtbl = {
1706     nsChannelBSC_destroy,
1707     nsChannelBSC_init_bindinfo,
1708     nsChannelBSC_start_binding,
1709     nsChannelBSC_stop_binding,
1710     nsChannelBSC_read_data,
1711     nsChannelBSC_on_progress,
1712     nsChannelBSC_on_response,
1713     nsChannelBSC_beginning_transaction
1714 };
1715
1716 HRESULT create_channelbsc(IMoniker *mon, const WCHAR *headers, BYTE *post_data, DWORD post_data_size,
1717         BOOL is_doc_binding, nsChannelBSC **retval)
1718 {
1719     nsChannelBSC *ret;
1720     DWORD bindf;
1721
1722     ret = heap_alloc_zero(sizeof(*ret));
1723     if(!ret)
1724         return E_OUTOFMEMORY;
1725
1726     bindf = BINDF_ASYNCHRONOUS | BINDF_ASYNCSTORAGE | BINDF_PULLDATA;
1727     if(post_data_size)
1728         bindf |= BINDF_FORMS_SUBMIT | BINDF_PRAGMA_NO_CACHE | BINDF_HYPERLINK | BINDF_GETNEWESTVERSION;
1729
1730     init_bscallback(&ret->bsc, &nsChannelBSCVtbl, mon, bindf);
1731     ret->is_doc_channel = is_doc_binding;
1732
1733     if(headers) {
1734         ret->bsc.request_data.headers = heap_strdupW(headers);
1735         if(!ret->bsc.request_data.headers) {
1736             IBindStatusCallback_Release(&ret->bsc.IBindStatusCallback_iface);
1737             return E_OUTOFMEMORY;
1738         }
1739     }
1740
1741     if(post_data) {
1742         ret->bsc.request_data.post_data = GlobalAlloc(0, post_data_size+1);
1743         if(!ret->bsc.request_data.post_data) {
1744             release_request_data(&ret->bsc.request_data);
1745             IBindStatusCallback_Release(&ret->bsc.IBindStatusCallback_iface);
1746             return E_OUTOFMEMORY;
1747         }
1748
1749         memcpy(ret->bsc.request_data.post_data, post_data, post_data_size);
1750         ((BYTE*)ret->bsc.request_data.post_data)[post_data_size] = 0;
1751         ret->bsc.request_data.post_data_len = post_data_size;
1752     }
1753
1754     TRACE("created %p\n", ret);
1755     *retval = ret;
1756     return S_OK;
1757 }
1758
1759 typedef struct {
1760     task_t header;
1761     HTMLOuterWindow *window;
1762     HTMLInnerWindow *pending_window;
1763 } start_doc_binding_task_t;
1764
1765 static void start_doc_binding_proc(task_t *_task)
1766 {
1767     start_doc_binding_task_t *task = (start_doc_binding_task_t*)_task;
1768
1769     set_current_mon(task->window, task->pending_window->bscallback->bsc.mon, BINDING_NAVIGATED);
1770     start_binding(task->pending_window, &task->pending_window->bscallback->bsc, NULL);
1771 }
1772
1773 static void start_doc_binding_task_destr(task_t *_task)
1774 {
1775     start_doc_binding_task_t *task = (start_doc_binding_task_t*)_task;
1776
1777     IHTMLWindow2_Release(&task->pending_window->base.IHTMLWindow2_iface);
1778     heap_free(task);
1779 }
1780
1781 HRESULT async_start_doc_binding(HTMLOuterWindow *window, HTMLInnerWindow *pending_window)
1782 {
1783     start_doc_binding_task_t *task;
1784
1785     TRACE("%p\n", pending_window);
1786
1787     task = heap_alloc(sizeof(start_doc_binding_task_t));
1788     if(!task)
1789         return E_OUTOFMEMORY;
1790
1791     task->window = window;
1792     task->pending_window = pending_window;
1793     IHTMLWindow2_AddRef(&pending_window->base.IHTMLWindow2_iface);
1794
1795     return push_task(&task->header, start_doc_binding_proc, start_doc_binding_task_destr, pending_window->task_magic);
1796 }
1797
1798 void abort_window_bindings(HTMLInnerWindow *window)
1799 {
1800     BSCallback *iter;
1801
1802     remove_target_tasks(window->task_magic);
1803
1804     while(!list_empty(&window->bindings)) {
1805         iter = LIST_ENTRY(window->bindings.next, BSCallback, entry);
1806
1807         TRACE("Aborting %p\n", iter);
1808
1809         IBindStatusCallback_AddRef(&iter->IBindStatusCallback_iface);
1810
1811         if(iter->binding)
1812             IBinding_Abort(iter->binding);
1813         else
1814             iter->vtbl->stop_binding(iter, E_ABORT);
1815
1816         iter->window = NULL;
1817         list_remove(&iter->entry);
1818         list_init(&iter->entry);
1819
1820         IBindStatusCallback_Release(&iter->IBindStatusCallback_iface);
1821     }
1822
1823     if(window->bscallback) {
1824         IBindStatusCallback_Release(&window->bscallback->bsc.IBindStatusCallback_iface);
1825         window->bscallback = NULL;
1826     }
1827
1828     if(window->mon) {
1829         IMoniker_Release(window->mon);
1830         window->mon = NULL;
1831     }
1832 }
1833
1834 HRESULT channelbsc_load_stream(HTMLInnerWindow *pending_window, IMoniker *mon, IStream *stream)
1835 {
1836     nsChannelBSC *bscallback = pending_window->bscallback;
1837     HRESULT hres = S_OK;
1838
1839     if(!bscallback->nschannel) {
1840         ERR("NULL nschannel\n");
1841         return E_FAIL;
1842     }
1843
1844     bscallback->nschannel->content_type = heap_strdupA("text/html");
1845     if(!bscallback->nschannel->content_type)
1846         return E_OUTOFMEMORY;
1847
1848     set_current_mon(pending_window->base.outer_window, mon, 0);
1849
1850     bscallback->bsc.window = pending_window;
1851     if(stream)
1852         hres = read_stream_data(bscallback, stream);
1853     if(SUCCEEDED(hres))
1854         hres = async_stop_request(bscallback);
1855     if(FAILED(hres))
1856         IBindStatusCallback_OnStopBinding(&bscallback->bsc.IBindStatusCallback_iface, hres,
1857                 ERROR_SUCCESS);
1858
1859     return hres;
1860 }
1861
1862 void channelbsc_set_channel(nsChannelBSC *This, nsChannel *channel, nsIStreamListener *listener, nsISupports *context)
1863 {
1864     nsIHttpChannel_AddRef(&channel->nsIHttpChannel_iface);
1865     This->nschannel = channel;
1866
1867     nsIStreamListener_AddRef(listener);
1868     This->nslistener = listener;
1869
1870     if(context) {
1871         nsISupports_AddRef(context);
1872         This->nscontext = context;
1873     }
1874
1875     if(This->bsc.request_data.headers) {
1876         HRESULT hres;
1877
1878         hres = parse_headers(This->bsc.request_data.headers, &channel->request_headers);
1879         heap_free(This->bsc.request_data.headers);
1880         This->bsc.request_data.headers = NULL;
1881         if(FAILED(hres))
1882             WARN("parse_headers failed: %08x\n", hres);
1883     }
1884 }
1885
1886 typedef struct {
1887     task_t header;
1888     HTMLOuterWindow *window;
1889     IUri *uri;
1890 } navigate_javascript_task_t;
1891
1892 static void navigate_javascript_proc(task_t *_task)
1893 {
1894     navigate_javascript_task_t *task = (navigate_javascript_task_t*)_task;
1895     HTMLOuterWindow *window = task->window;
1896     VARIANT v;
1897     BSTR code;
1898     HRESULT hres;
1899
1900     static const WCHAR jscriptW[] = {'j','s','c','r','i','p','t',0};
1901
1902     task->window->readystate = READYSTATE_COMPLETE;
1903
1904     hres = IUri_GetPath(task->uri, &code);
1905     if(FAILED(hres))
1906         return;
1907
1908     hres = UrlUnescapeW(code, NULL, NULL, URL_UNESCAPE_INPLACE);
1909     if(FAILED(hres)) {
1910         SysFreeString(code);
1911         return;
1912     }
1913
1914     set_download_state(window->doc_obj, 1);
1915
1916     V_VT(&v) = VT_EMPTY;
1917     hres = exec_script(window->base.inner_window, code, jscriptW, &v);
1918     SysFreeString(code);
1919     if(SUCCEEDED(hres) && V_VT(&v) != VT_EMPTY) {
1920         FIXME("javascirpt URL returned %s\n", debugstr_variant(&v));
1921         VariantClear(&v);
1922     }
1923
1924     if(window->doc_obj->view_sink)
1925         IAdviseSink_OnViewChange(window->doc_obj->view_sink, DVASPECT_CONTENT, -1);
1926
1927     set_download_state(window->doc_obj, 0);
1928 }
1929
1930 static void navigate_javascript_task_destr(task_t *_task)
1931 {
1932     navigate_javascript_task_t *task = (navigate_javascript_task_t*)_task;
1933
1934     IUri_Release(task->uri);
1935     heap_free(task);
1936 }
1937
1938 typedef struct {
1939     task_t header;
1940     HTMLOuterWindow *window;
1941     nsChannelBSC *bscallback;
1942     DWORD flags;
1943     IMoniker *mon;
1944     IUri *uri;
1945 } navigate_task_t;
1946
1947 static void navigate_proc(task_t *_task)
1948 {
1949     navigate_task_t *task = (navigate_task_t*)_task;
1950     HRESULT hres;
1951
1952     hres = set_moniker(task->window, task->mon, task->uri, NULL, task->bscallback, TRUE);
1953     if(SUCCEEDED(hres)) {
1954         set_current_mon(task->window, task->bscallback->bsc.mon, task->flags);
1955         set_current_uri(task->window, task->uri);
1956         start_binding(task->window->pending_window, &task->bscallback->bsc, NULL);
1957     }
1958 }
1959
1960 static void navigate_task_destr(task_t *_task)
1961 {
1962     navigate_task_t *task = (navigate_task_t*)_task;
1963
1964     IBindStatusCallback_Release(&task->bscallback->bsc.IBindStatusCallback_iface);
1965     IMoniker_Release(task->mon);
1966     IUri_Release(task->uri);
1967     heap_free(task);
1968 }
1969
1970 static HRESULT navigate_fragment(HTMLOuterWindow *window, IUri *uri)
1971 {
1972     nsIDOMLocation *nslocation;
1973     nsAString nsfrag_str;
1974     WCHAR *selector;
1975     BSTR frag;
1976     nsresult nsres;
1977     HRESULT hres;
1978
1979     const WCHAR selector_formatW[] = {'a','[','i','d','=','"','%','s','"',']',0};
1980
1981     set_current_uri(window, uri);
1982
1983     nsres = nsIDOMWindow_GetLocation(window->nswindow, &nslocation);
1984     if(FAILED(nsres) || !nslocation)
1985         return E_FAIL;
1986
1987     hres = IUri_GetFragment(uri, &frag);
1988     if(FAILED(hres)) {
1989         nsIDOMLocation_Release(nslocation);
1990         return hres;
1991     }
1992
1993     nsAString_InitDepend(&nsfrag_str, frag);
1994     nsres = nsIDOMLocation_SetHash(nslocation, &nsfrag_str);
1995     nsAString_Finish(&nsfrag_str);
1996     nsIDOMLocation_Release(nslocation);
1997     if(NS_FAILED(nsres))
1998         ERR("SetHash failed: %08x\n", nsres);
1999
2000     /*
2001      * IE supports scrolling to anchor elements with "#hash" ids (note that '#' is part of the id),
2002      * while Gecko scrolls only to elements with "hash" ids. We scroll the page ourselves if
2003      * a[id="#hash"] element can be found.
2004      */
2005     selector = heap_alloc(sizeof(selector_formatW)+SysStringLen(frag)*sizeof(WCHAR));
2006     if(selector) {
2007         nsIDOMElement *nselem = NULL;
2008         nsAString selector_str;
2009
2010         sprintfW(selector, selector_formatW, frag);
2011         nsAString_InitDepend(&selector_str, selector);
2012         /* NOTE: Gecko doesn't set result to NULL if there is no match, so nselem must be initialized */
2013         nsres = nsIDOMHTMLDocument_QuerySelector(window->base.inner_window->doc->nsdoc, &selector_str, &nselem);
2014         nsAString_Finish(&selector_str);
2015         heap_free(selector);
2016         if(NS_SUCCEEDED(nsres) && nselem) {
2017             nsIDOMHTMLElement *html_elem;
2018
2019             nsres = nsIDOMElement_QueryInterface(nselem, &IID_nsIDOMHTMLElement, (void**)&html_elem);
2020             nsIDOMElement_Release(nselem);
2021             if(NS_SUCCEEDED(nsres)) {
2022                 nsIDOMHTMLElement_ScrollIntoView(html_elem, TRUE, 1);
2023                 nsIDOMHTMLElement_Release(html_elem);
2024             }
2025         }
2026     }
2027
2028     SysFreeString(frag);
2029
2030     if(window->doc_obj->doc_object_service) {
2031         IDocObjectService_FireNavigateComplete2(window->doc_obj->doc_object_service, &window->base.IHTMLWindow2_iface, 0x10);
2032         IDocObjectService_FireDocumentComplete(window->doc_obj->doc_object_service, &window->base.IHTMLWindow2_iface, 0);
2033
2034     }
2035
2036     return S_OK;
2037 }
2038
2039 HRESULT super_navigate(HTMLOuterWindow *window, IUri *uri, DWORD flags, const WCHAR *headers, BYTE *post_data, DWORD post_data_size)
2040 {
2041     nsChannelBSC *bsc;
2042     IUri *uri_nofrag;
2043     IMoniker *mon;
2044     DWORD scheme;
2045     HRESULT hres;
2046
2047     uri_nofrag = get_uri_nofrag(uri);
2048     if(!uri_nofrag)
2049         return E_FAIL;
2050
2051     if(window->doc_obj->client && !(flags & BINDING_REFRESH)) {
2052         IOleCommandTarget *cmdtrg;
2053
2054         hres = IOleClientSite_QueryInterface(window->doc_obj->client, &IID_IOleCommandTarget, (void**)&cmdtrg);
2055         if(SUCCEEDED(hres)) {
2056             VARIANT in, out;
2057             BSTR url_str;
2058
2059             hres = IUri_GetDisplayUri(uri_nofrag, &url_str);
2060             if(SUCCEEDED(hres)) {
2061                 V_VT(&in) = VT_BSTR;
2062                 V_BSTR(&in) = url_str;
2063                 V_VT(&out) = VT_BOOL;
2064                 V_BOOL(&out) = VARIANT_TRUE;
2065                 hres = IOleCommandTarget_Exec(cmdtrg, &CGID_ShellDocView, 67, 0, &in, &out);
2066                 IOleCommandTarget_Release(cmdtrg);
2067                 if(SUCCEEDED(hres))
2068                     VariantClear(&out);
2069                 SysFreeString(url_str);
2070             }
2071         }
2072     }
2073
2074     if(!(flags & BINDING_NOFRAG) && window->uri_nofrag && !post_data_size) {
2075         BOOL eq;
2076
2077         hres = IUri_IsEqual(uri_nofrag, window->uri_nofrag, &eq);
2078         if(SUCCEEDED(hres) && eq) {
2079             IUri_Release(uri_nofrag);
2080             TRACE("fragment navigate\n");
2081             return navigate_fragment(window, uri);
2082         }
2083     }
2084
2085     hres = CreateURLMonikerEx2(NULL, uri_nofrag, &mon, URL_MK_UNIFORM);
2086     IUri_Release(uri_nofrag);
2087     if(FAILED(hres))
2088         return hres;
2089
2090     /* FIXME: Why not set_ready_state? */
2091     window->readystate = READYSTATE_UNINITIALIZED;
2092
2093     hres = create_channelbsc(mon, headers, post_data, post_data_size, TRUE, &bsc);
2094     if(FAILED(hres)) {
2095         IMoniker_Release(mon);
2096         return hres;
2097     }
2098
2099     prepare_for_binding(&window->doc_obj->basedoc, mon, flags);
2100
2101     hres = IUri_GetScheme(uri, &scheme);
2102     if(SUCCEEDED(hres) && scheme == URL_SCHEME_JAVASCRIPT) {
2103         navigate_javascript_task_t *task;
2104
2105         IBindStatusCallback_Release(&bsc->bsc.IBindStatusCallback_iface);
2106         IMoniker_Release(mon);
2107
2108         task = heap_alloc(sizeof(*task));
2109         if(!task)
2110             return E_OUTOFMEMORY;
2111
2112         /* Why silently? */
2113         window->readystate = READYSTATE_COMPLETE;
2114         if(!(flags & BINDING_FROMHIST))
2115             call_docview_84(window->doc_obj);
2116
2117         IUri_AddRef(uri);
2118         task->window = window;
2119         task->uri = uri;
2120         hres = push_task(&task->header, navigate_javascript_proc, navigate_javascript_task_destr, window->task_magic);
2121     }else if(flags & BINDING_SUBMIT) {
2122         hres = set_moniker(window, mon, uri, NULL, bsc, TRUE);
2123         if(SUCCEEDED(hres))
2124             hres = start_binding(window->pending_window, &bsc->bsc, NULL);
2125         IBindStatusCallback_Release(&bsc->bsc.IBindStatusCallback_iface);
2126         IMoniker_Release(mon);
2127     }else {
2128         navigate_task_t *task;
2129
2130         task = heap_alloc(sizeof(*task));
2131         if(!task) {
2132             IBindStatusCallback_Release(&bsc->bsc.IBindStatusCallback_iface);
2133             IMoniker_Release(mon);
2134             return E_OUTOFMEMORY;
2135         }
2136
2137         /* Silently and repeated when real loading starts? */
2138         window->readystate = READYSTATE_LOADING;
2139         if(!(flags & (BINDING_FROMHIST|BINDING_REFRESH)))
2140             call_docview_84(window->doc_obj);
2141
2142         task->window = window;
2143         task->bscallback = bsc;
2144         task->flags = flags;
2145         task->mon = mon;
2146
2147         IUri_AddRef(uri);
2148         task->uri = uri;
2149         hres = push_task(&task->header, navigate_proc, navigate_task_destr, window->task_magic);
2150     }
2151
2152     return hres;
2153 }
2154
2155 HRESULT navigate_new_window(HTMLOuterWindow *window, IUri *uri, const WCHAR *name, request_data_t *request_data, IHTMLWindow2 **ret)
2156 {
2157     IWebBrowser2 *web_browser;
2158     IHTMLWindow2 *new_window;
2159     IBindCtx *bind_ctx;
2160     nsChannelBSC *bsc;
2161     HRESULT hres;
2162
2163     if(request_data)
2164         hres = create_channelbsc(NULL, request_data->headers,
2165                 request_data->post_data, request_data->post_data_len, FALSE,
2166                 &bsc);
2167     else
2168         hres = create_channelbsc(NULL, NULL, NULL, 0, FALSE, &bsc);
2169     if(FAILED(hres))
2170         return hres;
2171
2172     hres = CreateAsyncBindCtx(0, &bsc->bsc.IBindStatusCallback_iface, NULL, &bind_ctx);
2173     if(FAILED(hres)) {
2174         IBindStatusCallback_Release(&bsc->bsc.IBindStatusCallback_iface);
2175         return hres;
2176     }
2177
2178     hres = CoCreateInstance(&CLSID_InternetExplorer, NULL, CLSCTX_LOCAL_SERVER,
2179             &IID_IWebBrowser2, (void**)&web_browser);
2180     if(SUCCEEDED(hres)) {
2181         ITargetFramePriv2 *target_frame_priv;
2182
2183         hres = IWebBrowser2_QueryInterface(web_browser, &IID_ITargetFramePriv2, (void**)&target_frame_priv);
2184         if(SUCCEEDED(hres)) {
2185             hres = ITargetFramePriv2_AggregatedNavigation2(target_frame_priv,
2186                     HLNF_DISABLEWINDOWRESTRICTIONS|HLNF_OPENINNEWWINDOW, bind_ctx, &bsc->bsc.IBindStatusCallback_iface,
2187                     name, uri, emptyW);
2188             ITargetFramePriv2_Release(target_frame_priv);
2189
2190             if(SUCCEEDED(hres))
2191                 hres = do_query_service((IUnknown*)web_browser, &SID_SHTMLWindow, &IID_IHTMLWindow2, (void**)&new_window);
2192         }
2193         if(FAILED(hres)) {
2194             IWebBrowser2_Quit(web_browser);
2195             IWebBrowser2_Release(web_browser);
2196         }
2197     }else {
2198         WARN("Could not create InternetExplorer instance: %08x\n", hres);
2199     }
2200
2201     IBindStatusCallback_Release(&bsc->bsc.IBindStatusCallback_iface);
2202     IBindCtx_Release(bind_ctx);
2203     if(FAILED(hres))
2204         return hres;
2205
2206     IWebBrowser2_put_Visible(web_browser, VARIANT_TRUE);
2207     IWebBrowser2_Release(web_browser);
2208
2209     if(ret)
2210         *ret = new_window;
2211     else
2212         IHTMLWindow2_Release(new_window);
2213     return S_OK;
2214 }
2215
2216 HRESULT hlink_frame_navigate(HTMLDocument *doc, LPCWSTR url, nsChannel *nschannel, DWORD hlnf, BOOL *cancel)
2217 {
2218     IHlinkFrame *hlink_frame;
2219     nsChannelBSC *callback;
2220     IBindCtx *bindctx;
2221     IMoniker *mon;
2222     IHlink *hlink;
2223     HRESULT hres;
2224
2225     *cancel = FALSE;
2226
2227     hres = do_query_service((IUnknown*)doc->doc_obj->client, &IID_IHlinkFrame, &IID_IHlinkFrame,
2228             (void**)&hlink_frame);
2229     if(FAILED(hres))
2230         return S_OK;
2231
2232     hres = create_channelbsc(NULL, NULL, NULL, 0, FALSE, &callback);
2233     if(FAILED(hres)) {
2234         IHlinkFrame_Release(hlink_frame);
2235         return hres;
2236     }
2237
2238     if(nschannel)
2239         read_post_data_stream(nschannel->post_data_stream, nschannel->post_data_contains_headers,
2240                 &nschannel->request_headers, &callback->bsc.request_data);
2241
2242     hres = CreateAsyncBindCtx(0, &callback->bsc.IBindStatusCallback_iface, NULL, &bindctx);
2243     if(SUCCEEDED(hres))
2244        hres = CoCreateInstance(&CLSID_StdHlink, NULL, CLSCTX_INPROC_SERVER,
2245                 &IID_IHlink, (LPVOID*)&hlink);
2246
2247     if(SUCCEEDED(hres))
2248         hres = CreateURLMoniker(NULL, url, &mon);
2249
2250     if(SUCCEEDED(hres)) {
2251         IHlink_SetMonikerReference(hlink, HLINKSETF_TARGET, mon, NULL);
2252
2253         if(hlnf & HLNF_OPENINNEWWINDOW) {
2254             static const WCHAR wszBlank[] = {'_','b','l','a','n','k',0};
2255             IHlink_SetTargetFrameName(hlink, wszBlank); /* FIXME */
2256         }
2257
2258         hres = IHlinkFrame_Navigate(hlink_frame, hlnf, bindctx,
2259                 &callback->bsc.IBindStatusCallback_iface, hlink);
2260         IMoniker_Release(mon);
2261         *cancel = hres == S_OK;
2262         hres = S_OK;
2263     }
2264
2265     IHlinkFrame_Release(hlink_frame);
2266     IBindCtx_Release(bindctx);
2267     IBindStatusCallback_Release(&callback->bsc.IBindStatusCallback_iface);
2268     return hres;
2269 }
2270
2271 static HRESULT navigate_uri(HTMLOuterWindow *window, IUri *uri, const WCHAR *display_uri, const request_data_t *request_data,
2272         DWORD flags)
2273 {
2274     nsWineURI *nsuri;
2275     HRESULT hres;
2276
2277     TRACE("%s\n", debugstr_w(display_uri));
2278
2279     if(window->doc_obj && window->doc_obj->webbrowser) {
2280         DWORD post_data_len = request_data ? request_data->post_data_len : 0;
2281         void *post_data = post_data_len ? request_data->post_data : NULL;
2282         const WCHAR *headers = request_data ? request_data->headers : NULL;
2283
2284         if(!(flags & BINDING_REFRESH)) {
2285             BSTR frame_name = NULL;
2286             BOOL cancel = FALSE;
2287
2288             if(window != window->doc_obj->basedoc.window) {
2289                 hres = IHTMLWindow2_get_name(&window->base.IHTMLWindow2_iface, &frame_name);
2290                 if(FAILED(hres))
2291                     return hres;
2292             }
2293
2294             hres = IDocObjectService_FireBeforeNavigate2(window->doc_obj->doc_object_service, NULL, display_uri, 0x40,
2295                     frame_name, post_data, post_data_len ? post_data_len+1 : 0, headers, TRUE, &cancel);
2296             SysFreeString(frame_name);
2297             if(SUCCEEDED(hres) && cancel) {
2298                 TRACE("Navigation canceled\n");
2299                 return S_OK;
2300             }
2301         }
2302
2303         if(window == window->doc_obj->basedoc.window)
2304             return super_navigate(window, uri, flags, headers, post_data, post_data_len);
2305     }
2306
2307     if(window->doc_obj && window == window->doc_obj->basedoc.window) {
2308         BOOL cancel;
2309
2310         hres = hlink_frame_navigate(&window->base.inner_window->doc->basedoc, display_uri, NULL, 0, &cancel);
2311         if(FAILED(hres))
2312             return hres;
2313
2314         if(cancel) {
2315             TRACE("Navigation handled by hlink frame\n");
2316             return S_OK;
2317         }
2318     }
2319
2320     hres = create_doc_uri(window, uri, &nsuri);
2321     if(FAILED(hres))
2322         return hres;
2323
2324     hres = load_nsuri(window, nsuri, request_data ? request_data->post_stream : NULL, NULL, LOAD_FLAGS_NONE);
2325     nsISupports_Release((nsISupports*)nsuri);
2326     return hres;
2327 }
2328
2329 HRESULT load_uri(HTMLOuterWindow *window, IUri *uri, DWORD flags)
2330 {
2331     BSTR display_uri;
2332     HRESULT hres;
2333
2334     hres = IUri_GetDisplayUri(uri, &display_uri);
2335     if(FAILED(hres))
2336         return hres;
2337
2338     hres = navigate_uri(window, uri, display_uri, NULL, flags);
2339     SysFreeString(display_uri);
2340     return hres;
2341 }
2342
2343 static HRESULT translate_uri(HTMLOuterWindow *window, IUri *orig_uri, BSTR *ret_display_uri, IUri **ret_uri)
2344 {
2345     IUri *uri = NULL;
2346     BSTR display_uri;
2347     HRESULT hres;
2348
2349     hres = IUri_GetDisplayUri(orig_uri, &display_uri);
2350     if(FAILED(hres))
2351         return hres;
2352
2353     if(window->doc_obj && window->doc_obj->hostui) {
2354         OLECHAR *translated_url = NULL;
2355
2356         hres = IDocHostUIHandler_TranslateUrl(window->doc_obj->hostui, 0, display_uri,
2357                 &translated_url);
2358         if(hres == S_OK && translated_url) {
2359             TRACE("%08x %s -> %s\n", hres, debugstr_w(display_uri), debugstr_w(translated_url));
2360             SysFreeString(display_uri);
2361             hres = create_uri(translated_url, 0, &uri);
2362             CoTaskMemFree(translated_url);
2363             if(FAILED(hres))
2364                 return hres;
2365
2366             hres = IUri_GetDisplayUri(uri, &display_uri);
2367             if(FAILED(hres)) {
2368                 IUri_Release(uri);
2369                 return hres;
2370             }
2371         }
2372     }
2373
2374     if(!uri) {
2375         IUri_AddRef(orig_uri);
2376         uri = orig_uri;
2377     }
2378
2379     *ret_display_uri = display_uri;
2380     *ret_uri = uri;
2381     return S_OK;
2382 }
2383
2384 HRESULT submit_form(HTMLOuterWindow *window, const WCHAR *target, IUri *submit_uri, nsIInputStream *post_stream)
2385 {
2386     request_data_t request_data = {NULL};
2387     HRESULT hres;
2388
2389     hres = read_post_data_stream(post_stream, TRUE, NULL, &request_data);
2390     if(FAILED(hres))
2391         return hres;
2392
2393     if(window) {
2394         IUri *uri;
2395         BSTR display_uri;
2396
2397         window->readystate_locked++;
2398
2399         hres = translate_uri(window, submit_uri, &display_uri, &uri);
2400         if(SUCCEEDED(hres)) {
2401             hres = navigate_uri(window, uri, display_uri, &request_data, BINDING_NAVIGATED|BINDING_SUBMIT);
2402             IUri_Release(uri);
2403             SysFreeString(display_uri);
2404         }
2405
2406         window->readystate_locked--;
2407     }else
2408         hres = navigate_new_window(window, submit_uri, target, &request_data, NULL);
2409
2410     release_request_data(&request_data);
2411     return hres;
2412 }
2413
2414 HRESULT navigate_url(HTMLOuterWindow *window, const WCHAR *new_url, IUri *base_uri, DWORD flags)
2415 {
2416     IUri *uri, *nav_uri;
2417     BSTR display_uri;
2418     HRESULT hres;
2419
2420     if(new_url && base_uri)
2421         hres = CoInternetCombineUrlEx(base_uri, new_url, URL_ESCAPE_SPACES_ONLY|URL_DONT_ESCAPE_EXTRA_INFO,
2422                 &nav_uri, 0);
2423     else
2424         hres = create_uri(new_url, 0, &nav_uri);
2425     if(FAILED(hres))
2426         return hres;
2427
2428     hres = translate_uri(window, nav_uri, &display_uri, &uri);
2429     IUri_Release(nav_uri);
2430     if(FAILED(hres))
2431         return hres;
2432
2433     hres = navigate_uri(window, uri, display_uri, NULL, flags);
2434     IUri_Release(uri);
2435     SysFreeString(display_uri);
2436     return hres;
2437 }