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
  39 #include "mshtml_private.h"
  40 #include "binding.h"
  41
  42 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  43
  44 #define CONTENT_LENGTH "Content-Length"
  45 #define UTF16_STR "utf-16"
  46
  47 struct nsProtocolStream {
  48     nsIInputStream nsIInputStream_iface;
  49
  50     LONG ref;
  51
  52     char buf[1024];
  53     DWORD buf_size;
  54 };
  55
  56 struct BSCallbackVtbl {
  57     void (*destroy)(BSCallback*);
  58     HRESULT (*init_bindinfo)(BSCallback*);
  59     HRESULT (*start_binding)(BSCallback*);
  60     HRESULT (*stop_binding)(BSCallback*,HRESULT);
  61     HRESULT (*read_data)(BSCallback*,IStream*);
  62     HRESULT (*on_progress)(BSCallback*,ULONG,LPCWSTR);
  63     HRESULT (*on_response)(BSCallback*,DWORD,LPCWSTR);
  64     HRESULT (*beginning_transaction)(BSCallback*,WCHAR**);
  65 };
  66
  67 static inline nsProtocolStream *impl_from_nsIInputStream(nsIInputStream *iface)
  68 {
  69     return CONTAINING_RECORD(iface, nsProtocolStream, nsIInputStream_iface);
  70 }
  71
  72 static nsresult NSAPI nsInputStream_QueryInterface(nsIInputStream *iface, nsIIDRef riid,
  73         void **result)
  74 {
  75     nsProtocolStream *This = impl_from_nsIInputStream(iface);
  76
  77     *result = NULL;
  78
  79     if(IsEqualGUID(&IID_nsISupports, riid)) {
  80         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
  81         *result  = &This->nsIInputStream_iface;
  82     }else if(IsEqualGUID(&IID_nsIInputStream, riid)) {
  83         TRACE("(%p)->(IID_nsIInputStream %p)\n", This, result);
  84         *result  = &This->nsIInputStream_iface;
  85     }
  86
  87     if(*result) {
  88         nsIInputStream_AddRef(&This->nsIInputStream_iface);
  89         return NS_OK;
  90     }
  91
  92     WARN("unsupported interface %s\n", debugstr_guid(riid));
  93     return NS_NOINTERFACE;
  94 }
  95
  96 static nsrefcnt NSAPI nsInputStream_AddRef(nsIInputStream *iface)
  97 {
  98     nsProtocolStream *This = impl_from_nsIInputStream(iface);
  99     LONG ref = InterlockedIncrement(&This->ref);
 100
 101     TRACE("(%p) ref=%d\n", This, ref);
 102
 103     return ref;
 104 }
 105
 106
 107 static nsrefcnt NSAPI nsInputStream_Release(nsIInputStream *iface)
 108 {
 109     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 110     LONG ref = InterlockedDecrement(&This->ref);
 111
 112     TRACE("(%p) ref=%d\n", This, ref);
 113
 114     if(!ref)
 115         heap_free(This);
 116
 117     return ref;
 118 }
 119
 120 static nsresult NSAPI nsInputStream_Close(nsIInputStream *iface)
 121 {
 122     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 123     FIXME("(%p)\n", This);
 124     return NS_ERROR_NOT_IMPLEMENTED;
 125 }
 126
 127 static nsresult NSAPI nsInputStream_Available(nsIInputStream *iface, PRUint32 *_retval)
 128 {
 129     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 130     FIXME("(%p)->(%p)\n", This, _retval);
 131     return NS_ERROR_NOT_IMPLEMENTED;
 132 }
 133
 134 static nsresult NSAPI nsInputStream_Read(nsIInputStream *iface, char *aBuf, PRUint32 aCount,
 135                                          PRUint32 *_retval)
 136 {
 137     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 138     DWORD read = aCount;
 139
 140     TRACE("(%p)->(%p %d %p)\n", This, aBuf, aCount, _retval);
 141
 142     if(read > This->buf_size)
 143         read = This->buf_size;
 144
 145     if(read) {
 146         memcpy(aBuf, This->buf, read);
 147         if(read < This->buf_size)
 148             memmove(This->buf, This->buf+read, This->buf_size-read);
 149         This->buf_size -= read;
 150     }
 151
 152     *_retval = read;
 153     return NS_OK;
 154 }
 155
 156 static nsresult NSAPI nsInputStream_ReadSegments(nsIInputStream *iface,
 157         nsresult (WINAPI *aWriter)(nsIInputStream*,void*,const char*,PRUint32,PRUint32,PRUint32*),
 158         void *aClousure, PRUint32 aCount, PRUint32 *_retval)
 159 {
 160     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 161     PRUint32 written = 0;
 162     nsresult nsres;
 163
 164     TRACE("(%p)->(%p %p %d %p)\n", This, aWriter, aClousure, aCount, _retval);
 165
 166     if(!This->buf_size)
 167         return S_OK;
 168
 169     if(aCount > This->buf_size)
 170         aCount = This->buf_size;
 171
 172     nsres = aWriter(&This->nsIInputStream_iface, aClousure, This->buf, 0, aCount, &written);
 173     if(NS_FAILED(nsres))
 174         TRACE("aWritter failed: %08x\n", nsres);
 175     else if(written != This->buf_size)
 176         FIXME("written %d != buf_size %d\n", written, This->buf_size);
 177
 178     This->buf_size -= written;
 179
 180     *_retval = written;
 181     return nsres;
 182 }
 183
 184 static nsresult NSAPI nsInputStream_IsNonBlocking(nsIInputStream *iface, PRBool *_retval)
 185 {
 186     nsProtocolStream *This = impl_from_nsIInputStream(iface);
 187     FIXME("(%p)->(%p)\n", This, _retval);
 188     return NS_ERROR_NOT_IMPLEMENTED;
 189 }
 190
 191 static const nsIInputStreamVtbl nsInputStreamVtbl = {
 192     nsInputStream_QueryInterface,
 193     nsInputStream_AddRef,
 194     nsInputStream_Release,
 195     nsInputStream_Close,
 196     nsInputStream_Available,
 197     nsInputStream_Read,
 198     nsInputStream_ReadSegments,
 199     nsInputStream_IsNonBlocking
 200 };
 201
 202 static nsProtocolStream *create_nsprotocol_stream(void)
 203 {
 204     nsProtocolStream *ret = heap_alloc(sizeof(nsProtocolStream));
 205
 206     ret->nsIInputStream_iface.lpVtbl = &nsInputStreamVtbl;
 207     ret->ref = 1;
 208     ret->buf_size = 0;
 209
 210     return ret;
 211 }
 212
 213 static inline BSCallback *impl_from_IBindStatusCallback(IBindStatusCallback *iface)
 214 {
 215     return CONTAINING_RECORD(iface, BSCallback, IBindStatusCallback_iface);
 216 }
 217
 218 static HRESULT WINAPI BindStatusCallback_QueryInterface(IBindStatusCallback *iface,
 219         REFIID riid, void **ppv)
 220 {
 221     BSCallback *This = impl_from_IBindStatusCallback(iface);
 222
 223     *ppv = NULL;
 224     if(IsEqualGUID(&IID_IUnknown, riid)) {
 225         TRACE("(%p)->(IID_IUnknown, %p)\n", This, ppv);
 226         *ppv = &This->IBindStatusCallback_iface;
 227     }else if(IsEqualGUID(&IID_IBindStatusCallback, riid)) {
 228         TRACE("(%p)->(IID_IBindStatusCallback, %p)\n", This, ppv);
 229         *ppv = &This->IBindStatusCallback_iface;
 230     }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
 231         TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
 232         *ppv = &This->IServiceProvider_iface;
 233     }else if(IsEqualGUID(&IID_IHttpNegotiate, riid)) {
 234         TRACE("(%p)->(IID_IHttpNegotiate %p)\n", This, ppv);
 235         *ppv = &This->IHttpNegotiate2_iface;
 236     }else if(IsEqualGUID(&IID_IHttpNegotiate2, riid)) {
 237         TRACE("(%p)->(IID_IHttpNegotiate2 %p)\n", This, ppv);
 238         *ppv = &This->IHttpNegotiate2_iface;
 239     }else if(IsEqualGUID(&IID_IInternetBindInfo, riid)) {
 240         TRACE("(%p)->(IID_IInternetBindInfo %p)\n", This, ppv);
 241         *ppv = &This->IInternetBindInfo_iface;
 242     }
 243
 244     if(*ppv) {
 245         IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 246         return S_OK;
 247     }
 248
 249     TRACE("Unsupported riid = %s\n", debugstr_guid(riid));
 250     return E_NOINTERFACE;
 251 }
 252
 253 static ULONG WINAPI BindStatusCallback_AddRef(IBindStatusCallback *iface)
 254 {
 255     BSCallback *This = impl_from_IBindStatusCallback(iface);
 256     LONG ref = InterlockedIncrement(&This->ref);
 257
 258     TRACE("(%p) ref = %d\n", This, ref);
 259
 260     return ref;
 261 }
 262
 263 static ULONG WINAPI BindStatusCallback_Release(IBindStatusCallback *iface)
 264 {
 265     BSCallback *This = impl_from_IBindStatusCallback(iface);
 266     LONG ref = InterlockedDecrement(&This->ref);
 267
 268     TRACE("(%p) ref = %d\n", This, ref);
 269
 270     if(!ref) {
 271         if(This->post_data)
 272             GlobalFree(This->post_data);
 273         if(This->mon)
 274             IMoniker_Release(This->mon);
 275         if(This->binding)
 276             IBinding_Release(This->binding);
 277         list_remove(&This->entry);
 278         list_init(&This->entry);
 279         heap_free(This->headers);
 280
 281         This->vtbl->destroy(This);
 282     }
 283
 284     return ref;
 285 }
 286
 287 static HRESULT WINAPI BindStatusCallback_OnStartBinding(IBindStatusCallback *iface,
 288         DWORD dwReserved, IBinding *pbind)
 289 {
 290     BSCallback *This = impl_from_IBindStatusCallback(iface);
 291
 292     TRACE("(%p)->(%d %p)\n", This, dwReserved, pbind);
 293
 294     IBinding_AddRef(pbind);
 295     This->binding = pbind;
 296
 297     if(This->doc)
 298         list_add_head(&This->doc->bindings, &This->entry);
 299
 300     return This->vtbl->start_binding(This);
 301 }
 302
 303 static HRESULT WINAPI BindStatusCallback_GetPriority(IBindStatusCallback *iface, LONG *pnPriority)
 304 {
 305     BSCallback *This = impl_from_IBindStatusCallback(iface);
 306     FIXME("(%p)->(%p)\n", This, pnPriority);
 307     return E_NOTIMPL;
 308 }
 309
 310 static HRESULT WINAPI BindStatusCallback_OnLowResource(IBindStatusCallback *iface, DWORD reserved)
 311 {
 312     BSCallback *This = impl_from_IBindStatusCallback(iface);
 313     FIXME("(%p)->(%d)\n", This, reserved);
 314     return E_NOTIMPL;
 315 }
 316
 317 static HRESULT WINAPI BindStatusCallback_OnProgress(IBindStatusCallback *iface, ULONG ulProgress,
 318         ULONG ulProgressMax, ULONG ulStatusCode, LPCWSTR szStatusText)
 319 {
 320     BSCallback *This = impl_from_IBindStatusCallback(iface);
 321
 322     TRACE("%p)->(%u %u %u %s)\n", This, ulProgress, ulProgressMax, ulStatusCode,
 323             debugstr_w(szStatusText));
 324
 325     return This->vtbl->on_progress(This, ulStatusCode, szStatusText);
 326 }
 327
 328 static HRESULT WINAPI BindStatusCallback_OnStopBinding(IBindStatusCallback *iface,
 329         HRESULT hresult, LPCWSTR szError)
 330 {
 331     BSCallback *This = impl_from_IBindStatusCallback(iface);
 332     HRESULT hres;
 333
 334     TRACE("(%p)->(%08x %s)\n", This, hresult, debugstr_w(szError));
 335
 336     /* NOTE: IE7 calls GetBindResult here */
 337
 338     hres = This->vtbl->stop_binding(This, hresult);
 339
 340     if(This->binding) {
 341         IBinding_Release(This->binding);
 342         This->binding = NULL;
 343     }
 344
 345     list_remove(&This->entry);
 346     list_init(&This->entry);
 347     This->doc = NULL;
 348
 349     return hres;
 350 }
 351
 352 static HRESULT WINAPI BindStatusCallback_GetBindInfo(IBindStatusCallback *iface,
 353         DWORD *grfBINDF, BINDINFO *pbindinfo)
 354 {
 355     BSCallback *This = impl_from_IBindStatusCallback(iface);
 356     DWORD size;
 357
 358     TRACE("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 359
 360     if(!This->bindinfo_ready) {
 361         HRESULT hres;
 362
 363         hres = This->vtbl->init_bindinfo(This);
 364         if(FAILED(hres))
 365             return hres;
 366
 367         This->bindinfo_ready = TRUE;
 368     }
 369
 370     *grfBINDF = This->bindf;
 371
 372     size = pbindinfo->cbSize;
 373     memset(pbindinfo, 0, size);
 374     pbindinfo->cbSize = size;
 375
 376     pbindinfo->cbstgmedData = This->post_data_len;
 377     pbindinfo->dwCodePage = CP_UTF8;
 378     pbindinfo->dwOptions = 0x80000;
 379
 380     if(This->post_data) {
 381         pbindinfo->dwBindVerb = BINDVERB_POST;
 382
 383         pbindinfo->stgmedData.tymed = TYMED_HGLOBAL;
 384         pbindinfo->stgmedData.u.hGlobal = This->post_data;
 385         pbindinfo->stgmedData.pUnkForRelease = (IUnknown*)&This->IBindStatusCallback_iface;
 386         IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 387     }
 388
 389     return S_OK;
 390 }
 391
 392 static HRESULT WINAPI BindStatusCallback_OnDataAvailable(IBindStatusCallback *iface,
 393         DWORD grfBSCF, DWORD dwSize, FORMATETC *pformatetc, STGMEDIUM *pstgmed)
 394 {
 395     BSCallback *This = impl_from_IBindStatusCallback(iface);
 396
 397     TRACE("(%p)->(%08x %d %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);
 398
 399     return This->vtbl->read_data(This, pstgmed->u.pstm);
 400 }
 401
 402 static HRESULT WINAPI BindStatusCallback_OnObjectAvailable(IBindStatusCallback *iface,
 403         REFIID riid, IUnknown *punk)
 404 {
 405     BSCallback *This = impl_from_IBindStatusCallback(iface);
 406     FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), punk);
 407     return E_NOTIMPL;
 408 }
 409
 410 static const IBindStatusCallbackVtbl BindStatusCallbackVtbl = {
 411     BindStatusCallback_QueryInterface,
 412     BindStatusCallback_AddRef,
 413     BindStatusCallback_Release,
 414     BindStatusCallback_OnStartBinding,
 415     BindStatusCallback_GetPriority,
 416     BindStatusCallback_OnLowResource,
 417     BindStatusCallback_OnProgress,
 418     BindStatusCallback_OnStopBinding,
 419     BindStatusCallback_GetBindInfo,
 420     BindStatusCallback_OnDataAvailable,
 421     BindStatusCallback_OnObjectAvailable
 422 };
 423
 424 static inline BSCallback *impl_from_IHttpNegotiate2(IHttpNegotiate2 *iface)
 425 {
 426     return CONTAINING_RECORD(iface, BSCallback, IHttpNegotiate2_iface);
 427 }
 428
 429 static HRESULT WINAPI HttpNegotiate_QueryInterface(IHttpNegotiate2 *iface,
 430                                                    REFIID riid, void **ppv)
 431 {
 432     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 433     return IBindStatusCallback_QueryInterface(&This->IBindStatusCallback_iface, riid, ppv);
 434 }
 435
 436 static ULONG WINAPI HttpNegotiate_AddRef(IHttpNegotiate2 *iface)
 437 {
 438     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 439     return IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 440 }
 441
 442 static ULONG WINAPI HttpNegotiate_Release(IHttpNegotiate2 *iface)
 443 {
 444     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 445     return IBindStatusCallback_Release(&This->IBindStatusCallback_iface);
 446 }
 447
 448 static HRESULT WINAPI HttpNegotiate_BeginningTransaction(IHttpNegotiate2 *iface,
 449         LPCWSTR szURL, LPCWSTR szHeaders, DWORD dwReserved, LPWSTR *pszAdditionalHeaders)
 450 {
 451     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 452     HRESULT hres;
 453
 454     TRACE("(%p)->(%s %s %d %p)\n", This, debugstr_w(szURL), debugstr_w(szHeaders),
 455           dwReserved, pszAdditionalHeaders);
 456
 457     *pszAdditionalHeaders = NULL;
 458
 459     hres = This->vtbl->beginning_transaction(This, pszAdditionalHeaders);
 460     if(hres != S_FALSE)
 461         return hres;
 462
 463     if(This->headers) {
 464         DWORD size;
 465
 466         size = (strlenW(This->headers)+1)*sizeof(WCHAR);
 467         *pszAdditionalHeaders = CoTaskMemAlloc(size);
 468         if(!*pszAdditionalHeaders)
 469             return E_OUTOFMEMORY;
 470         memcpy(*pszAdditionalHeaders, This->headers, size);
 471     }
 472
 473     return S_OK;
 474 }
 475
 476 static HRESULT WINAPI HttpNegotiate_OnResponse(IHttpNegotiate2 *iface, DWORD dwResponseCode,
 477         LPCWSTR szResponseHeaders, LPCWSTR szRequestHeaders, LPWSTR *pszAdditionalRequestHeaders)
 478 {
 479     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 480
 481     TRACE("(%p)->(%d %s %s %p)\n", This, dwResponseCode, debugstr_w(szResponseHeaders),
 482           debugstr_w(szRequestHeaders), pszAdditionalRequestHeaders);
 483
 484     return This->vtbl->on_response(This, dwResponseCode, szResponseHeaders);
 485 }
 486
 487 static HRESULT WINAPI HttpNegotiate_GetRootSecurityId(IHttpNegotiate2 *iface,
 488         BYTE *pbSecurityId, DWORD *pcbSecurityId, DWORD_PTR dwReserved)
 489 {
 490     BSCallback *This = impl_from_IHttpNegotiate2(iface);
 491     FIXME("(%p)->(%p %p %ld)\n", This, pbSecurityId, pcbSecurityId, dwReserved);
 492     return E_NOTIMPL;
 493 }
 494
 495 static const IHttpNegotiate2Vtbl HttpNegotiate2Vtbl = {
 496     HttpNegotiate_QueryInterface,
 497     HttpNegotiate_AddRef,
 498     HttpNegotiate_Release,
 499     HttpNegotiate_BeginningTransaction,
 500     HttpNegotiate_OnResponse,
 501     HttpNegotiate_GetRootSecurityId
 502 };
 503
 504 static inline BSCallback *impl_from_IInternetBindInfo(IInternetBindInfo *iface)
 505 {
 506     return CONTAINING_RECORD(iface, BSCallback, IInternetBindInfo_iface);
 507 }
 508
 509 static HRESULT WINAPI InternetBindInfo_QueryInterface(IInternetBindInfo *iface,
 510                                                       REFIID riid, void **ppv)
 511 {
 512     BSCallback *This = impl_from_IInternetBindInfo(iface);
 513     return IBindStatusCallback_QueryInterface(&This->IBindStatusCallback_iface, riid, ppv);
 514 }
 515
 516 static ULONG WINAPI InternetBindInfo_AddRef(IInternetBindInfo *iface)
 517 {
 518     BSCallback *This = impl_from_IInternetBindInfo(iface);
 519     return IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 520 }
 521
 522 static ULONG WINAPI InternetBindInfo_Release(IInternetBindInfo *iface)
 523 {
 524     BSCallback *This = impl_from_IInternetBindInfo(iface);
 525     return IBindStatusCallback_Release(&This->IBindStatusCallback_iface);
 526 }
 527
 528 static HRESULT WINAPI InternetBindInfo_GetBindInfo(IInternetBindInfo *iface,
 529                                                    DWORD *grfBINDF, BINDINFO *pbindinfo)
 530 {
 531     BSCallback *This = impl_from_IInternetBindInfo(iface);
 532     FIXME("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 533     return E_NOTIMPL;
 534 }
 535
 536 static HRESULT WINAPI InternetBindInfo_GetBindString(IInternetBindInfo *iface,
 537         ULONG ulStringType, LPOLESTR *ppwzStr, ULONG cEl, ULONG *pcElFetched)
 538 {
 539     BSCallback *This = impl_from_IInternetBindInfo(iface);
 540     FIXME("(%p)->(%u %p %u %p)\n", This, ulStringType, ppwzStr, cEl, pcElFetched);
 541     return E_NOTIMPL;
 542 }
 543
 544 static const IInternetBindInfoVtbl InternetBindInfoVtbl = {
 545     InternetBindInfo_QueryInterface,
 546     InternetBindInfo_AddRef,
 547     InternetBindInfo_Release,
 548     InternetBindInfo_GetBindInfo,
 549     InternetBindInfo_GetBindString
 550 };
 551
 552 static inline BSCallback *impl_from_IServiceProvider(IServiceProvider *iface)
 553 {
 554     return CONTAINING_RECORD(iface, BSCallback, IServiceProvider_iface);
 555 }
 556
 557 static HRESULT WINAPI BSCServiceProvider_QueryInterface(IServiceProvider *iface,
 558                                                         REFIID riid, void **ppv)
 559 {
 560     BSCallback *This = impl_from_IServiceProvider(iface);
 561     return IBindStatusCallback_QueryInterface(&This->IBindStatusCallback_iface, riid, ppv);
 562 }
 563
 564 static ULONG WINAPI BSCServiceProvider_AddRef(IServiceProvider *iface)
 565 {
 566     BSCallback *This = impl_from_IServiceProvider(iface);
 567     return IBindStatusCallback_AddRef(&This->IBindStatusCallback_iface);
 568 }
 569
 570 static ULONG WINAPI BSCServiceProvider_Release(IServiceProvider *iface)
 571 {
 572     BSCallback *This = impl_from_IServiceProvider(iface);
 573     return IBindStatusCallback_Release(&This->IBindStatusCallback_iface);
 574 }
 575
 576 static HRESULT WINAPI BSCServiceProvider_QueryService(IServiceProvider *iface,
 577         REFGUID guidService, REFIID riid, void **ppv)
 578 {
 579     BSCallback *This = impl_from_IServiceProvider(iface);
 580     TRACE("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
 581     return E_NOINTERFACE;
 582 }
 583
 584 static const IServiceProviderVtbl ServiceProviderVtbl = {
 585     BSCServiceProvider_QueryInterface,
 586     BSCServiceProvider_AddRef,
 587     BSCServiceProvider_Release,
 588     BSCServiceProvider_QueryService
 589 };
 590
 591 static void init_bscallback(BSCallback *This, const BSCallbackVtbl *vtbl, IMoniker *mon, DWORD bindf)
 592 {
 593     This->IBindStatusCallback_iface.lpVtbl = &BindStatusCallbackVtbl;
 594     This->IServiceProvider_iface.lpVtbl = &ServiceProviderVtbl;
 595     This->IHttpNegotiate2_iface.lpVtbl = &HttpNegotiate2Vtbl;
 596     This->IInternetBindInfo_iface.lpVtbl = &InternetBindInfoVtbl;
 597     This->vtbl = vtbl;
 598     This->ref = 1;
 599     This->bindf = bindf;
 600
 601     list_init(&This->entry);
 602
 603     if(mon)
 604         IMoniker_AddRef(mon);
 605     This->mon = mon;
 606 }
 607
 608 /* Calls undocumented 84 cmd of CGID_ShellDocView */
 609 static void call_docview_84(HTMLDocumentObj *doc)
 610 {
 611     IOleCommandTarget *olecmd;
 612     VARIANT var;
 613     HRESULT hres;
 614
 615     if(!doc->client)
 616         return;
 617
 618     hres = IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd);
 619     if(FAILED(hres))
 620         return;
 621
 622     VariantInit(&var);
 623     hres = IOleCommandTarget_Exec(olecmd, &CGID_ShellDocView, 84, 0, NULL, &var);
 624     IOleCommandTarget_Release(olecmd);
 625     if(SUCCEEDED(hres) && V_VT(&var) != VT_NULL)
 626         FIXME("handle result\n");
 627 }
 628
 629 static HRESULT parse_headers(const WCHAR *headers, struct list *headers_list)
 630 {
 631     const WCHAR *header, *header_end, *colon, *value;
 632     HRESULT hres;
 633
 634     header = headers;
 635     while(*header) {
 636         if(header[0] == '\r' && header[1] == '\n' && !header[2])
 637             break;
 638         for(colon = header; *colon && *colon != ':' && *colon != '\r'; colon++);
 639         if(*colon != ':')
 640             return E_FAIL;
 641
 642         value = colon+1;
 643         while(*value == ' ')
 644             value++;
 645         if(!*value)
 646             return E_FAIL;
 647
 648         for(header_end = value+1; *header_end && *header_end != '\r'; header_end++);
 649
 650         hres = set_http_header(headers_list, header, colon-header, value, header_end-value);
 651         if(FAILED(hres))
 652             return hres;
 653
 654         header = header_end;
 655         if(header[0] == '\r' && header[1] == '\n')
 656             header += 2;
 657     }
 658
 659     return S_OK;
 660 }
 661
 662 HRESULT start_binding(HTMLWindow *window, HTMLDocumentNode *doc, BSCallback *bscallback, IBindCtx *bctx)
 663 {
 664     IStream *str = NULL;
 665     HRESULT hres;
 666
 667     TRACE("(%p %p %p %p)\n", window, doc, bscallback, bctx);
 668
 669     bscallback->doc = doc;
 670
 671     /* NOTE: IE7 calls IsSystemMoniker here*/
 672
 673     if(window) {
 674         if(bscallback->mon != window->mon)
 675             set_current_mon(window, bscallback->mon);
 676         call_docview_84(window->doc_obj);
 677     }
 678
 679     if(bctx) {
 680         RegisterBindStatusCallback(bctx, &bscallback->IBindStatusCallback_iface, NULL, 0);
 681         IBindCtx_AddRef(bctx);
 682     }else {
 683         hres = CreateAsyncBindCtx(0, &bscallback->IBindStatusCallback_iface, NULL, &bctx);
 684         if(FAILED(hres)) {
 685             WARN("CreateAsyncBindCtx failed: %08x\n", hres);
 686             bscallback->vtbl->stop_binding(bscallback, hres);
 687             return hres;
 688         }
 689     }
 690
 691     hres = IMoniker_BindToStorage(bscallback->mon, bctx, NULL, &IID_IStream, (void**)&str);
 692     IBindCtx_Release(bctx);
 693     if(FAILED(hres)) {
 694         WARN("BindToStorage failed: %08x\n", hres);
 695         bscallback->vtbl->stop_binding(bscallback, hres);
 696         return hres;
 697     }
 698
 699     if(str)
 700         IStream_Release(str);
 701
 702     IMoniker_Release(bscallback->mon);
 703     bscallback->mon = NULL;
 704
 705     return S_OK;
 706 }
 707
 708 typedef struct {
 709     BSCallback bsc;
 710
 711     DWORD size;
 712     BYTE *buf;
 713     HRESULT hres;
 714 } BufferBSC;
 715
 716 static inline BufferBSC *BufferBSC_from_BSCallback(BSCallback *iface)
 717 {
 718     return CONTAINING_RECORD(iface, BufferBSC, bsc);
 719 }
 720
 721 static void BufferBSC_destroy(BSCallback *bsc)
 722 {
 723     BufferBSC *This = BufferBSC_from_BSCallback(bsc);
 724
 725     heap_free(This->buf);
 726     heap_free(This);
 727 }
 728
 729 static HRESULT BufferBSC_init_bindinfo(BSCallback *bsc)
 730 {
 731     return S_OK;
 732 }
 733
 734 static HRESULT BufferBSC_start_binding(BSCallback *bsc)
 735 {
 736     return S_OK;
 737 }
 738
 739 static HRESULT BufferBSC_stop_binding(BSCallback *bsc, HRESULT result)
 740 {
 741     BufferBSC *This = BufferBSC_from_BSCallback(bsc);
 742
 743     This->hres = result;
 744
 745     if(FAILED(result)) {
 746         heap_free(This->buf);
 747         This->buf = NULL;
 748         This->size = 0;
 749     }
 750
 751     return S_OK;
 752 }
 753
 754 static HRESULT BufferBSC_read_data(BSCallback *bsc, IStream *stream)
 755 {
 756     BufferBSC *This = BufferBSC_from_BSCallback(bsc);
 757     DWORD readed;
 758     HRESULT hres;
 759
 760     if(!This->buf) {
 761         This->size = 128;
 762         This->buf = heap_alloc(This->size);
 763     }
 764
 765     do {
 766         if(This->bsc.readed == This->size) {
 767             This->size <<= 1;
 768             This->buf = heap_realloc(This->buf, This->size);
 769         }
 770
 771         readed = 0;
 772         hres = IStream_Read(stream, This->buf+This->bsc.readed, This->size-This->bsc.readed, &readed);
 773         This->bsc.readed += readed;
 774     }while(hres == S_OK);
 775
 776     return S_OK;
 777 }
 778
 779 static HRESULT BufferBSC_on_progress(BSCallback *bsc, ULONG status_code, LPCWSTR status_text)
 780 {
 781     return S_OK;
 782 }
 783
 784 static HRESULT BufferBSC_on_response(BSCallback *bsc, DWORD response_code,
 785         LPCWSTR response_headers)
 786 {
 787     return S_OK;
 788 }
 789
 790 static HRESULT BufferBSC_beginning_transaction(BSCallback *bsc, WCHAR **additional_headers)
 791 {
 792     return S_FALSE;
 793 }
 794
 795 static const BSCallbackVtbl BufferBSCVtbl = {
 796     BufferBSC_destroy,
 797     BufferBSC_init_bindinfo,
 798     BufferBSC_start_binding,
 799     BufferBSC_stop_binding,
 800     BufferBSC_read_data,
 801     BufferBSC_on_progress,
 802     BufferBSC_on_response,
 803     BufferBSC_beginning_transaction
 804 };
 805
 806
 807 static BufferBSC *create_bufferbsc(IMoniker *mon)
 808 {
 809     BufferBSC *ret = heap_alloc_zero(sizeof(*ret));
 810
 811     init_bscallback(&ret->bsc, &BufferBSCVtbl, mon, 0);
 812     ret->hres = E_FAIL;
 813
 814     return ret;
 815 }
 816
 817 HRESULT bind_mon_to_buffer(HTMLDocumentNode *doc, IMoniker *mon, void **buf, DWORD *size)
 818 {
 819     BufferBSC *bsc = create_bufferbsc(mon);
 820     HRESULT hres;
 821
 822     *buf = NULL;
 823
 824     hres = start_binding(NULL, doc, &bsc->bsc, NULL);
 825     if(SUCCEEDED(hres)) {
 826         hres = bsc->hres;
 827         if(SUCCEEDED(hres)) {
 828             *buf = bsc->buf;
 829             bsc->buf = NULL;
 830             *size = bsc->bsc.readed;
 831             bsc->size = 0;
 832         }
 833     }
 834
 835     IBindStatusCallback_Release(&bsc->bsc.IBindStatusCallback_iface);
 836
 837     return hres;
 838 }
 839
 840 static HRESULT read_post_data_stream(nsChannelBSC *This, nsChannel *nschannel)
 841 {
 842     PRUint32 data_len = 0, available = 0;
 843     char *data, *post_data;
 844     nsresult nsres;
 845     HRESULT hres = S_OK;
 846
 847     if(!nschannel->post_data_stream)
 848         return S_OK;
 849
 850     nsres =  nsIInputStream_Available(nschannel->post_data_stream, &available);
 851     if(NS_FAILED(nsres))
 852         return E_FAIL;
 853
 854     post_data = data = GlobalAlloc(0, available);
 855     if(!data)
 856         return E_OUTOFMEMORY;
 857
 858     nsres = nsIInputStream_Read(nschannel->post_data_stream, data, available, &data_len);
 859     if(NS_FAILED(nsres)) {
 860         GlobalFree(data);
 861         return E_FAIL;
 862     }
 863
 864     if(nschannel->post_data_contains_headers) {
 865         if(data_len >= 2 && data[0] == '\r' && data[1] == '\n') {
 866             post_data = data+2;
 867             data_len -= 2;
 868         }else {
 869             WCHAR *headers;
 870             DWORD size;
 871             char *ptr;
 872
 873             post_data += data_len;
 874             for(ptr = data; ptr+4 < data+data_len; ptr++) {
 875                 if(!memcmp(ptr, "\r\n\r\n", 4)) {
 876                     post_data = ptr+4;
 877                     break;
 878                 }
 879             }
 880
 881             data_len -= post_data-data;
 882
 883             size = MultiByteToWideChar(CP_ACP, 0, data, post_data-data, NULL, 0);
 884             headers = heap_alloc((size+1)*sizeof(WCHAR));
 885             if(headers) {
 886                 MultiByteToWideChar(CP_ACP, 0, data, post_data-data, headers, size);
 887                 headers[size] = 0;
 888                 hres = parse_headers(headers , &nschannel->request_headers);
 889                 if(SUCCEEDED(hres))
 890                     This->bsc.headers = headers;
 891                 else
 892                     heap_free(headers);
 893             }else {
 894                 hres = E_OUTOFMEMORY;
 895             }
 896         }
 897     }
 898
 899     if(FAILED(hres)) {
 900         GlobalFree(data);
 901         return hres;
 902     }
 903
 904     if(!data_len) {
 905         GlobalFree(data);
 906         post_data = NULL;
 907     }else if(post_data != data) {
 908         char *new_data;
 909
 910         new_data = GlobalAlloc(0, data_len);
 911         if(new_data)
 912             memcpy(new_data, post_data, data_len);
 913         GlobalFree(data);
 914         if(!new_data)
 915             return E_OUTOFMEMORY;
 916         post_data = new_data;
 917     }
 918
 919     This->bsc.post_data = post_data;
 920     This->bsc.post_data_len = data_len;
 921     TRACE("post_data = %s\n", debugstr_a(This->bsc.post_data));
 922     return S_OK;
 923 }
 924
 925 static HRESULT on_start_nsrequest(nsChannelBSC *This)
 926 {
 927     nsresult nsres;
 928
 929     /* FIXME: it's needed for http connections from BindToObject. */
 930     if(!This->nschannel->response_status)
 931         This->nschannel->response_status = 200;
 932
 933     nsres = nsIStreamListener_OnStartRequest(This->nslistener,
 934             (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, This->nscontext);
 935     if(NS_FAILED(nsres)) {
 936         FIXME("OnStartRequest failed: %08x\n", nsres);
 937         return E_FAIL;
 938     }
 939
 940     if(This->window) {
 941         list_remove(&This->bsc.entry);
 942         list_init(&This->bsc.entry);
 943         update_window_doc(This->window);
 944         if(This->window->doc != This->bsc.doc)
 945             This->bsc.doc = This->window->doc;
 946         list_add_head(&This->bsc.doc->bindings, &This->bsc.entry);
 947         if(This->window->readystate != READYSTATE_LOADING)
 948             set_ready_state(This->window, READYSTATE_LOADING);
 949     }
 950
 951     return S_OK;
 952 }
 953
 954 static void on_stop_nsrequest(nsChannelBSC *This, HRESULT result)
 955 {
 956     nsresult nsres, request_result;
 957
 958     switch(result) {
 959     case S_OK:
 960         request_result = NS_OK;
 961         break;
 962     case E_ABORT:
 963         request_result = NS_BINDING_ABORTED;
 964         break;
 965     default:
 966         request_result = NS_ERROR_FAILURE;
 967     }
 968
 969     if(This->nslistener) {
 970         nsres = nsIStreamListener_OnStopRequest(This->nslistener,
 971                  (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, This->nscontext,
 972                  request_result);
 973         if(NS_FAILED(nsres))
 974             WARN("OnStopRequet failed: %08x\n", nsres);
 975     }
 976
 977     if(This->nschannel->load_group) {
 978         nsres = nsILoadGroup_RemoveRequest(This->nschannel->load_group,
 979                 (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, NULL, request_result);
 980         if(NS_FAILED(nsres))
 981             ERR("RemoveRequest failed: %08x\n", nsres);
 982     }
 983 }
 984
 985 static HRESULT read_stream_data(nsChannelBSC *This, IStream *stream)
 986 {
 987     DWORD read;
 988     nsresult nsres;
 989     HRESULT hres;
 990
 991     if(!This->nslistener) {
 992         BYTE buf[1024];
 993
 994         do {
 995             read = 0;
 996             hres = IStream_Read(stream, buf, sizeof(buf), &read);
 997         }while(hres == S_OK && read);
 998
 999         return S_OK;
1000     }
1001
1002     if(!This->nsstream)
1003         This->nsstream = create_nsprotocol_stream();
1004
1005     do {
1006         read = 0;
1007         hres = IStream_Read(stream, This->nsstream->buf+This->nsstream->buf_size,
1008                 sizeof(This->nsstream->buf)-This->nsstream->buf_size, &read);
1009         if(!read)
1010             break;
1011
1012         This->nsstream->buf_size += read;
1013
1014         if(!This->bsc.readed) {
1015             if(This->nsstream->buf_size >= 2
1016                && (BYTE)This->nsstream->buf[0] == 0xff
1017                && (BYTE)This->nsstream->buf[1] == 0xfe)
1018                 This->nschannel->charset = heap_strdupA(UTF16_STR);
1019
1020             if(!This->nschannel->content_type) {
1021                 WCHAR *mime;
1022
1023                 hres = FindMimeFromData(NULL, NULL, This->nsstream->buf, This->nsstream->buf_size, NULL, 0, &mime, 0);
1024                 if(FAILED(hres))
1025                     return hres;
1026
1027                 TRACE("Found MIME %s\n", debugstr_w(mime));
1028
1029                 This->nschannel->content_type = heap_strdupWtoA(mime);
1030                 CoTaskMemFree(mime);
1031                 if(!This->nschannel->content_type)
1032                     return E_OUTOFMEMORY;
1033             }
1034
1035             on_start_nsrequest(This);
1036         }
1037
1038         This->bsc.readed += This->nsstream->buf_size;
1039
1040         nsres = nsIStreamListener_OnDataAvailable(This->nslistener,
1041                 (nsIRequest*)&This->nschannel->nsIHttpChannel_iface, This->nscontext,
1042                 &This->nsstream->nsIInputStream_iface, This->bsc.readed-This->nsstream->buf_size,
1043                 This->nsstream->buf_size);
1044         if(NS_FAILED(nsres))
1045             ERR("OnDataAvailable failed: %08x\n", nsres);
1046
1047         if(This->nsstream->buf_size == sizeof(This->nsstream->buf)) {
1048             ERR("buffer is full\n");
1049             break;
1050         }
1051     }while(hres == S_OK);
1052
1053     return S_OK;
1054 }
1055
1056 typedef struct {
1057     nsIAsyncVerifyRedirectCallback nsIAsyncVerifyRedirectCallback_iface;
1058
1059     LONG ref;
1060
1061     nsChannel *nschannel;
1062     nsChannelBSC *bsc;
1063 } nsRedirectCallback;
1064
1065 static nsRedirectCallback *impl_from_nsIAsyncVerifyRedirectCallback(nsIAsyncVerifyRedirectCallback *iface)
1066 {
1067     return CONTAINING_RECORD(iface, nsRedirectCallback, nsIAsyncVerifyRedirectCallback_iface);
1068 }
1069
1070 static nsresult NSAPI nsAsyncVerifyRedirectCallback_QueryInterface(nsIAsyncVerifyRedirectCallback *iface,
1071         nsIIDRef riid, void **result)
1072 {
1073     nsRedirectCallback *This = impl_from_nsIAsyncVerifyRedirectCallback(iface);
1074
1075     if(IsEqualGUID(&IID_nsISupports, riid)) {
1076         TRACE("(%p)->(IID_nsISuports %p)\n", This, result);
1077         *result = &This->nsIAsyncVerifyRedirectCallback_iface;
1078     }else if(IsEqualGUID(&IID_nsIAsyncVerifyRedirectCallback, riid)) {
1079         TRACE("(%p)->(IID_nsIAsyncVerifyRedirectCallback %p)\n", This, result);
1080         *result = &This->nsIAsyncVerifyRedirectCallback_iface;
1081     }else {
1082         *result = NULL;
1083         WARN("unimplemented iface %s\n", debugstr_guid(riid));
1084         return NS_NOINTERFACE;
1085     }
1086
1087     nsISupports_AddRef((nsISupports*)*result);
1088     return NS_OK;
1089 }
1090
1091 static nsrefcnt NSAPI nsAsyncVerifyRedirectCallback_AddRef(nsIAsyncVerifyRedirectCallback *iface)
1092 {
1093     nsRedirectCallback *This = impl_from_nsIAsyncVerifyRedirectCallback(iface);
1094     LONG ref = InterlockedIncrement(&This->ref);
1095
1096     TRACE("(%p) ref=%d\n", This, ref);
1097
1098     return ref;
1099 }
1100
1101 static nsrefcnt NSAPI nsAsyncVerifyRedirectCallback_Release(nsIAsyncVerifyRedirectCallback *iface)
1102 {
1103     nsRedirectCallback *This = impl_from_nsIAsyncVerifyRedirectCallback(iface);
1104     LONG ref = InterlockedDecrement(&This->ref);
1105
1106     TRACE("(%p) ref=%d\n", This, ref);
1107
1108     if(!ref) {
1109         IBindStatusCallback_Release(&This->bsc->bsc.IBindStatusCallback_iface);
1110         nsIChannel_Release(&This->nschannel->nsIHttpChannel_iface);
1111         heap_free(This);
1112     }
1113
1114     return ref;
1115 }
1116
1117 static nsresult NSAPI nsAsyncVerifyRedirectCallback_AsyncOnChannelRedirect(nsIAsyncVerifyRedirectCallback *iface, nsresult result)
1118 {
1119     nsRedirectCallback *This = impl_from_nsIAsyncVerifyRedirectCallback(iface);
1120
1121     TRACE("(%p)->(%08x)\n", This, result);
1122
1123     if(This->bsc->nschannel)
1124         nsIHttpChannel_Release(&This->bsc->nschannel->nsIHttpChannel_iface);
1125     nsIChannel_AddRef(&This->nschannel->nsIHttpChannel_iface);
1126     This->bsc->nschannel = This->nschannel;
1127
1128     if(This->nschannel->load_group) {
1129         nsresult nsres;
1130
1131         nsres = nsILoadGroup_AddRequest(This->nschannel->load_group, (nsIRequest*)&This->nschannel->nsIHttpChannel_iface,
1132                 NULL);
1133         if(NS_FAILED(nsres))
1134             ERR("AddRequest failed: %08x\n", nsres);
1135     }
1136
1137     return NS_OK;
1138 }
1139
1140 static const nsIAsyncVerifyRedirectCallbackVtbl nsAsyncVerifyRedirectCallbackVtbl = {
1141     nsAsyncVerifyRedirectCallback_QueryInterface,
1142     nsAsyncVerifyRedirectCallback_AddRef,
1143     nsAsyncVerifyRedirectCallback_Release,
1144     nsAsyncVerifyRedirectCallback_AsyncOnChannelRedirect
1145 };
1146
1147 static HRESULT create_redirect_callback(nsChannel *nschannel, nsChannelBSC *bsc, nsRedirectCallback **ret)
1148 {
1149     nsRedirectCallback *callback;
1150
1151     callback = heap_alloc(sizeof(*callback));
1152     if(!callback)
1153         return E_OUTOFMEMORY;
1154
1155     callback->nsIAsyncVerifyRedirectCallback_iface.lpVtbl = &nsAsyncVerifyRedirectCallbackVtbl;
1156     callback->ref = 1;
1157
1158     nsIChannel_AddRef(&nschannel->nsIHttpChannel_iface);
1159     callback->nschannel = nschannel;
1160
1161     IBindStatusCallback_AddRef(&bsc->bsc.IBindStatusCallback_iface);
1162     callback->bsc = bsc;
1163
1164     *ret = callback;
1165     return S_OK;
1166 }
1167
1168 static inline nsChannelBSC *nsChannelBSC_from_BSCallback(BSCallback *iface)
1169 {
1170     return CONTAINING_RECORD(iface, nsChannelBSC, bsc);
1171 }
1172
1173 static void nsChannelBSC_destroy(BSCallback *bsc)
1174 {
1175     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1176
1177     if(This->nschannel)
1178         nsIChannel_Release(&This->nschannel->nsIHttpChannel_iface);
1179     if(This->nslistener)
1180         nsIStreamListener_Release(This->nslistener);
1181     if(This->nscontext)
1182         nsISupports_Release(This->nscontext);
1183     if(This->nsstream)
1184         nsIInputStream_Release(&This->nsstream->nsIInputStream_iface);
1185     heap_free(This);
1186 }
1187
1188 static HRESULT nsChannelBSC_start_binding(BSCallback *bsc)
1189 {
1190     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1191
1192     if(This->window)
1193         This->window->doc->skip_mutation_notif = FALSE;
1194
1195     return S_OK;
1196 }
1197
1198 static HRESULT nsChannelBSC_init_bindinfo(BSCallback *bsc)
1199 {
1200     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1201     HRESULT hres;
1202
1203     if(This->nschannel && This->nschannel->post_data_stream) {
1204         hres = read_post_data_stream(This, This->nschannel);
1205         if(FAILED(hres))
1206             return hres;
1207     }
1208
1209     return S_OK;
1210 }
1211
1212 typedef struct {
1213     task_t header;
1214     nsChannelBSC *bsc;
1215 } stop_request_task_t;
1216
1217 static void stop_request_proc(task_t *_task)
1218 {
1219     stop_request_task_t *task = (stop_request_task_t*)_task;
1220
1221     TRACE("(%p)\n", task->bsc);
1222
1223     list_remove(&task->bsc->bsc.entry);
1224     list_init(&task->bsc->bsc.entry);
1225     on_stop_nsrequest(task->bsc, S_OK);
1226 }
1227
1228 static void stop_request_task_destr(task_t *_task)
1229 {
1230     stop_request_task_t *task = (stop_request_task_t*)_task;
1231
1232     IBindStatusCallback_Release(&task->bsc->bsc.IBindStatusCallback_iface);
1233     heap_free(task);
1234 }
1235
1236 static HRESULT async_stop_request(nsChannelBSC *This)
1237 {
1238     stop_request_task_t *task;
1239
1240     if(!This->bsc.readed) {
1241         TRACE("No data read, calling OnStartRequest\n");
1242         on_start_nsrequest(This);
1243     }
1244
1245     task = heap_alloc(sizeof(*task));
1246     if(!task)
1247         return E_OUTOFMEMORY;
1248
1249     IBindStatusCallback_AddRef(&This->bsc.IBindStatusCallback_iface);
1250     task->bsc = This;
1251     push_task(&task->header, stop_request_proc, stop_request_task_destr, This->bsc.doc->basedoc.doc_obj->basedoc.task_magic);
1252     return S_OK;
1253 }
1254
1255 static void handle_navigation_error(nsChannelBSC *This, DWORD result)
1256 {
1257     HTMLDocumentObj *doc;
1258     IOleCommandTarget *olecmd;
1259     BOOL is_error_url;
1260     SAFEARRAY *sa;
1261     SAFEARRAYBOUND bound;
1262     VARIANT var, varOut;
1263     LONG ind;
1264     BSTR url, unk;
1265     HRESULT hres;
1266
1267     if(!This->window)
1268         return;
1269
1270     doc = This->window->doc_obj;
1271     if(!doc || !doc->doc_object_service || !doc->client)
1272         return;
1273
1274     hres = IDocObjectService_IsErrorUrl(doc->doc_object_service,
1275             This->window->url, &is_error_url);
1276     if(FAILED(hres) || is_error_url)
1277         return;
1278
1279     hres = IOleClientSite_QueryInterface(doc->client,
1280             &IID_IOleCommandTarget, (void**)&olecmd);
1281     if(FAILED(hres))
1282         return;
1283
1284     bound.lLbound = 0;
1285     bound.cElements = 8;
1286     sa = SafeArrayCreate(VT_VARIANT, 1, &bound);
1287     if(!sa) {
1288         IOleCommandTarget_Release(olecmd);
1289         return;
1290     }
1291
1292     ind = 0;
1293     V_VT(&var) = VT_I4;
1294     V_I4(&var) = result;
1295     SafeArrayPutElement(sa, &ind, &var);
1296
1297     ind = 1;
1298     V_VT(&var) = VT_BSTR;
1299     url = SysAllocString(This->window->url);
1300     V_BSTR(&var) = url;
1301     SafeArrayPutElement(sa, &ind, &var);
1302
1303     ind = 3;
1304     V_VT(&var) = VT_UNKNOWN;
1305     V_UNKNOWN(&var) = (IUnknown*)&This->window->IHTMLWindow2_iface;
1306     SafeArrayPutElement(sa, &ind, &var);
1307
1308     /* FIXME: what are the following fields for? */
1309     ind = 2;
1310     V_VT(&var) = VT_UNKNOWN;
1311     V_UNKNOWN(&var) = NULL;
1312     SafeArrayPutElement(sa, &ind, &var);
1313
1314     ind = 4;
1315     V_VT(&var) = VT_BOOL;
1316     V_BOOL(&var) = FALSE;
1317     SafeArrayPutElement(sa, &ind, &var);
1318
1319     ind = 5;
1320     V_VT(&var) = VT_BOOL;
1321     V_BOOL(&var) = FALSE;
1322     SafeArrayPutElement(sa, &ind, &var);
1323
1324     ind = 6;
1325     V_VT(&var) = VT_BSTR;
1326     unk = SysAllocString(NULL);
1327     V_BSTR(&var) = unk;
1328     SafeArrayPutElement(sa, &ind, &var);
1329
1330     ind = 7;
1331     V_VT(&var) = VT_UNKNOWN;
1332     V_UNKNOWN(&var) = NULL;
1333     SafeArrayPutElement(sa, &ind, &var);
1334
1335     V_VT(&var) = VT_ARRAY;
1336     V_ARRAY(&var) = sa;
1337     V_VT(&varOut) = VT_BOOL;
1338     V_BOOL(&varOut) = VARIANT_TRUE;
1339     IOleCommandTarget_Exec(olecmd, &CGID_DocHostCmdPriv, 1, 0, &var, FAILED(hres)?NULL:&varOut);
1340
1341     SysFreeString(url);
1342     SysFreeString(unk);
1343     SafeArrayDestroy(sa);
1344     IOleCommandTarget_Release(olecmd);
1345 }
1346
1347 static HRESULT nsChannelBSC_stop_binding(BSCallback *bsc, HRESULT result)
1348 {
1349     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1350
1351     if(result != E_ABORT) {
1352         if(FAILED(result))
1353             handle_navigation_error(This, result);
1354         else if(This->window) {
1355             result = async_stop_request(This);
1356             if(SUCCEEDED(result))
1357                 return S_OK;
1358         }
1359     }
1360
1361     on_stop_nsrequest(This, result);
1362     return S_OK;
1363 }
1364
1365 static HRESULT nsChannelBSC_read_data(BSCallback *bsc, IStream *stream)
1366 {
1367     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1368
1369     return read_stream_data(This, stream);
1370 }
1371
1372 static HRESULT handle_redirect(nsChannelBSC *This, const WCHAR *new_url)
1373 {
1374     nsRedirectCallback *callback;
1375     nsIChannelEventSink *sink;
1376     nsChannel *new_channel;
1377     nsresult nsres;
1378     HRESULT hres;
1379
1380     TRACE("(%p)->(%s)\n", This, debugstr_w(new_url));
1381
1382     if(!This->nschannel || !This->nschannel->notif_callback)
1383         return S_OK;
1384
1385     nsres = nsIInterfaceRequestor_GetInterface(This->nschannel->notif_callback, &IID_nsIChannelEventSink, (void**)&sink);
1386     if(NS_FAILED(nsres))
1387         return S_OK;
1388
1389     hres = create_redirect_nschannel(new_url, This->nschannel, &new_channel);
1390     if(SUCCEEDED(hres)) {
1391         hres = create_redirect_callback(new_channel, This, &callback);
1392         nsIChannel_Release(&new_channel->nsIHttpChannel_iface);
1393     }
1394
1395     if(SUCCEEDED(hres)) {
1396         nsres = nsIChannelEventSink_AsyncOnChannelRedirect(sink, (nsIChannel*)&This->nschannel->nsIHttpChannel_iface,
1397                 (nsIChannel*)&callback->nschannel->nsIHttpChannel_iface, REDIRECT_TEMPORARY, /* FIXME */
1398                 &callback->nsIAsyncVerifyRedirectCallback_iface);
1399
1400         if(NS_FAILED(nsres))
1401             FIXME("AsyncOnChannelRedirect failed: %08x\n", hres);
1402         else if(This->nschannel != callback->nschannel)
1403             FIXME("nschannel not updated\n");
1404
1405         nsIAsyncVerifyRedirectCallback_Release(&callback->nsIAsyncVerifyRedirectCallback_iface);
1406     }
1407
1408     nsIChannelEventSink_Release(sink);
1409     return hres;
1410 }
1411
1412 static HRESULT nsChannelBSC_on_progress(BSCallback *bsc, ULONG status_code, LPCWSTR status_text)
1413 {
1414     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1415
1416     switch(status_code) {
1417     case BINDSTATUS_MIMETYPEAVAILABLE:
1418         if(!This->nschannel)
1419             return S_OK;
1420
1421         heap_free(This->nschannel->content_type);
1422         This->nschannel->content_type = heap_strdupWtoA(status_text);
1423         break;
1424     case BINDSTATUS_REDIRECTING:
1425         return handle_redirect(This, status_text);
1426     case BINDSTATUS_BEGINDOWNLOADDATA: {
1427         IWinInetHttpInfo *http_info;
1428         DWORD status, size = sizeof(DWORD);
1429         HRESULT hres;
1430
1431         if(!This->bsc.binding)
1432             break;
1433
1434         hres = IBinding_QueryInterface(This->bsc.binding, &IID_IWinInetHttpInfo, (void**)&http_info);
1435         if(FAILED(hres))
1436             break;
1437
1438         hres = IWinInetHttpInfo_QueryInfo(http_info,
1439                 HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_NUMBER, &status, &size, NULL, NULL);
1440         IWinInetHttpInfo_Release(http_info);
1441         if(FAILED(hres) || status == HTTP_STATUS_OK)
1442             break;
1443
1444         handle_navigation_error(This, status);
1445     }
1446     }
1447
1448     return S_OK;
1449 }
1450
1451 static HRESULT nsChannelBSC_on_response(BSCallback *bsc, DWORD response_code,
1452         LPCWSTR response_headers)
1453 {
1454     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1455     HRESULT hres;
1456
1457     This->nschannel->response_status = response_code;
1458
1459     if(response_headers) {
1460         const WCHAR *headers;
1461
1462         headers = strchrW(response_headers, '\r');
1463         if(headers && headers[1] == '\n') {
1464             headers += 2;
1465             hres = parse_headers(headers, &This->nschannel->response_headers);
1466             if(FAILED(hres)) {
1467                 WARN("parsing headers failed: %08x\n", hres);
1468                 return hres;
1469             }
1470         }
1471     }
1472
1473     return S_OK;
1474 }
1475
1476 static HRESULT nsChannelBSC_beginning_transaction(BSCallback *bsc, WCHAR **additional_headers)
1477 {
1478     nsChannelBSC *This = nsChannelBSC_from_BSCallback(bsc);
1479     http_header_t *iter;
1480     DWORD len = 0;
1481     WCHAR *ptr;
1482
1483     static const WCHAR content_lengthW[] =
1484         {'C','o','n','t','e','n','t','-','L','e','n','g','t','h',0};
1485
1486     if(!This->nschannel)
1487         return S_FALSE;
1488
1489     LIST_FOR_EACH_ENTRY(iter, &This->nschannel->request_headers, http_header_t, entry) {
1490         if(strcmpW(iter->header, content_lengthW))
1491             len += strlenW(iter->header) + 2 /* ": " */ + strlenW(iter->data) + 2 /* "\r\n" */;
1492     }
1493
1494     if(!len)
1495         return S_OK;
1496
1497     *additional_headers = ptr = CoTaskMemAlloc((len+1)*sizeof(WCHAR));
1498     if(!ptr)
1499         return E_OUTOFMEMORY;
1500
1501     LIST_FOR_EACH_ENTRY(iter, &This->nschannel->request_headers, http_header_t, entry) {
1502         if(!strcmpW(iter->header, content_lengthW))
1503             continue;
1504
1505         len = strlenW(iter->header);
1506         memcpy(ptr, iter->header, len*sizeof(WCHAR));
1507         ptr += len;
1508
1509         *ptr++ = ':';
1510         *ptr++ = ' ';
1511
1512         len = strlenW(iter->data);
1513         memcpy(ptr, iter->data, len*sizeof(WCHAR));
1514         ptr += len;
1515
1516         *ptr++ = '\r';
1517         *ptr++ = '\n';
1518     }
1519
1520     *ptr = 0;
1521
1522     return S_OK;
1523 }
1524
1525 static const BSCallbackVtbl nsChannelBSCVtbl = {
1526     nsChannelBSC_destroy,
1527     nsChannelBSC_init_bindinfo,
1528     nsChannelBSC_start_binding,
1529     nsChannelBSC_stop_binding,
1530     nsChannelBSC_read_data,
1531     nsChannelBSC_on_progress,
1532     nsChannelBSC_on_response,
1533     nsChannelBSC_beginning_transaction
1534 };
1535
1536 HRESULT create_channelbsc(IMoniker *mon, WCHAR *headers, BYTE *post_data, DWORD post_data_size, nsChannelBSC **retval)
1537 {
1538     nsChannelBSC *ret;
1539
1540     ret = heap_alloc_zero(sizeof(*ret));
1541     if(!ret)
1542         return E_OUTOFMEMORY;
1543
1544     init_bscallback(&ret->bsc, &nsChannelBSCVtbl, mon, BINDF_ASYNCHRONOUS | BINDF_ASYNCSTORAGE | BINDF_PULLDATA);
1545
1546     if(headers) {
1547         ret->bsc.headers = heap_strdupW(headers);
1548         if(!ret->bsc.headers) {
1549             IBindStatusCallback_Release(&ret->bsc.IBindStatusCallback_iface);
1550             return E_OUTOFMEMORY;
1551         }
1552     }
1553
1554     if(post_data) {
1555         ret->bsc.post_data = GlobalAlloc(0, post_data_size);
1556         if(!ret->bsc.post_data) {
1557             heap_free(ret->bsc.headers);
1558             IBindStatusCallback_Release(&ret->bsc.IBindStatusCallback_iface);
1559             return E_OUTOFMEMORY;
1560         }
1561
1562         memcpy(ret->bsc.post_data, post_data, post_data_size);
1563         ret->bsc.post_data_len = post_data_size;
1564     }
1565
1566     *retval = ret;
1567     return S_OK;
1568 }
1569
1570 void set_window_bscallback(HTMLWindow *window, nsChannelBSC *callback)
1571 {
1572     if(window->bscallback) {
1573         if(window->bscallback->bsc.binding)
1574             IBinding_Abort(window->bscallback->bsc.binding);
1575         window->bscallback->bsc.doc = NULL;
1576         window->bscallback->window = NULL;
1577         IBindStatusCallback_Release(&window->bscallback->bsc.IBindStatusCallback_iface);
1578     }
1579
1580     window->bscallback = callback;
1581
1582     if(callback) {
1583         callback->window = window;
1584         IBindStatusCallback_AddRef(&callback->bsc.IBindStatusCallback_iface);
1585         callback->bsc.doc = window->doc;
1586     }
1587 }
1588
1589 typedef struct {
1590     task_t header;
1591     HTMLWindow *window;
1592     nsChannelBSC *bscallback;
1593 } start_doc_binding_task_t;
1594
1595 static void start_doc_binding_proc(task_t *_task)
1596 {
1597     start_doc_binding_task_t *task = (start_doc_binding_task_t*)_task;
1598
1599     start_binding(task->window, NULL, (BSCallback*)task->bscallback, NULL);
1600 }
1601
1602 static void start_doc_binding_task_destr(task_t *_task)
1603 {
1604     start_doc_binding_task_t *task = (start_doc_binding_task_t*)_task;
1605
1606     IBindStatusCallback_Release(&task->bscallback->bsc.IBindStatusCallback_iface);
1607     heap_free(task);
1608 }
1609
1610 HRESULT async_start_doc_binding(HTMLWindow *window, nsChannelBSC *bscallback)
1611 {
1612     start_doc_binding_task_t *task;
1613
1614     task = heap_alloc(sizeof(start_doc_binding_task_t));
1615     if(!task)
1616         return E_OUTOFMEMORY;
1617
1618     task->window = window;
1619     task->bscallback = bscallback;
1620     IBindStatusCallback_AddRef(&bscallback->bsc.IBindStatusCallback_iface);
1621
1622     push_task(&task->header, start_doc_binding_proc, start_doc_binding_task_destr, window->task_magic);
1623     return S_OK;
1624 }
1625
1626 void abort_document_bindings(HTMLDocumentNode *doc)
1627 {
1628     BSCallback *iter, *next;
1629
1630     LIST_FOR_EACH_ENTRY_SAFE(iter, next, &doc->bindings, BSCallback, entry) {
1631         TRACE("Aborting %p\n", iter);
1632
1633         if(iter->doc)
1634             remove_target_tasks(iter->doc->basedoc.task_magic);
1635
1636         if(iter->binding)
1637             IBinding_Abort(iter->binding);
1638         else {
1639             list_remove(&iter->entry);
1640             list_init(&iter->entry);
1641             iter->vtbl->stop_binding(iter, E_ABORT);
1642         }
1643
1644         iter->doc = NULL;
1645     }
1646 }
1647
1648 HRESULT channelbsc_load_stream(nsChannelBSC *bscallback, IStream *stream)
1649 {
1650     HRESULT hres = S_OK;
1651
1652     if(!bscallback->nschannel) {
1653         ERR("NULL nschannel\n");
1654         return E_FAIL;
1655     }
1656
1657     bscallback->nschannel->content_type = heap_strdupA("text/html");
1658     if(!bscallback->nschannel->content_type)
1659         return E_OUTOFMEMORY;
1660
1661     list_add_head(&bscallback->bsc.doc->bindings, &bscallback->bsc.entry);
1662     if(stream)
1663         hres = read_stream_data(bscallback, stream);
1664     if(SUCCEEDED(hres))
1665         hres = async_stop_request(bscallback);
1666     if(FAILED(hres))
1667         IBindStatusCallback_OnStopBinding(&bscallback->bsc.IBindStatusCallback_iface, hres,
1668                 ERROR_SUCCESS);
1669
1670     return hres;
1671 }
1672
1673 void channelbsc_set_channel(nsChannelBSC *This, nsChannel *channel, nsIStreamListener *listener, nsISupports *context)
1674 {
1675     nsIChannel_AddRef(&channel->nsIHttpChannel_iface);
1676     This->nschannel = channel;
1677
1678     nsIStreamListener_AddRef(listener);
1679     This->nslistener = listener;
1680
1681     if(context) {
1682         nsISupports_AddRef(context);
1683         This->nscontext = context;
1684     }
1685
1686     if(This->bsc.headers) {
1687         HRESULT hres;
1688
1689         hres = parse_headers(This->bsc.headers, &channel->request_headers);
1690         heap_free(This->bsc.headers);
1691         This->bsc.headers = NULL;
1692         if(FAILED(hres))
1693             WARN("parse_headers failed: %08x\n", hres);
1694     }
1695 }
1696
1697 HRESULT hlink_frame_navigate(HTMLDocument *doc, LPCWSTR url, nsChannel *nschannel, DWORD hlnf, BOOL *cancel)
1698 {
1699     IHlinkFrame *hlink_frame;
1700     nsChannelBSC *callback;
1701     IServiceProvider *sp;
1702     IBindCtx *bindctx;
1703     IMoniker *mon;
1704     IHlink *hlink;
1705     HRESULT hres;
1706
1707     *cancel = FALSE;
1708
1709     hres = IOleClientSite_QueryInterface(doc->doc_obj->client, &IID_IServiceProvider,
1710             (void**)&sp);
1711     if(FAILED(hres))
1712         return S_OK;
1713
1714     hres = IServiceProvider_QueryService(sp, &IID_IHlinkFrame, &IID_IHlinkFrame,
1715             (void**)&hlink_frame);
1716     IServiceProvider_Release(sp);
1717     if(FAILED(hres))
1718         return S_OK;
1719
1720     hres = create_channelbsc(NULL, NULL, NULL, 0, &callback);
1721     if(FAILED(hres)) {
1722         IHlinkFrame_Release(hlink_frame);
1723         return hres;
1724     }
1725
1726     if(nschannel)
1727         read_post_data_stream(callback, nschannel);
1728
1729     hres = CreateAsyncBindCtx(0, &callback->bsc.IBindStatusCallback_iface, NULL, &bindctx);
1730     if(SUCCEEDED(hres))
1731         hres = CoCreateInstance(&CLSID_StdHlink, NULL, CLSCTX_INPROC_SERVER,
1732                 &IID_IHlink, (LPVOID*)&hlink);
1733
1734     if(SUCCEEDED(hres))
1735         hres = CreateURLMoniker(NULL, url, &mon);
1736
1737     if(SUCCEEDED(hres)) {
1738         IHlink_SetMonikerReference(hlink, HLINKSETF_TARGET, mon, NULL);
1739
1740         if(hlnf & HLNF_OPENINNEWWINDOW) {
1741             static const WCHAR wszBlank[] = {'_','b','l','a','n','k',0};
1742             IHlink_SetTargetFrameName(hlink, wszBlank); /* FIXME */
1743         }
1744
1745         hres = IHlinkFrame_Navigate(hlink_frame, hlnf, bindctx,
1746                 &callback->bsc.IBindStatusCallback_iface, hlink);
1747         IMoniker_Release(mon);
1748         *cancel = hres == S_OK;
1749         hres = S_OK;
1750     }
1751
1752     IHlinkFrame_Release(hlink_frame);
1753     IBindCtx_Release(bindctx);
1754     IBindStatusCallback_Release(&callback->bsc.IBindStatusCallback_iface);
1755     return hres;
1756 }
1757
1758 HRESULT navigate_url(HTMLWindow *window, const WCHAR *new_url, const WCHAR *base_url)
1759 {
1760     WCHAR url[INTERNET_MAX_URL_LENGTH];
1761     nsWineURI *uri;
1762     HRESULT hres;
1763
1764     if(!new_url) {
1765         *url = 0;
1766     }else if(base_url) {
1767         DWORD len = 0;
1768
1769         hres = CoInternetCombineUrl(base_url, new_url, URL_ESCAPE_SPACES_ONLY|URL_DONT_ESCAPE_EXTRA_INFO,
1770                 url, sizeof(url)/sizeof(WCHAR), &len, 0);
1771         if(FAILED(hres))
1772             return hres;
1773     }else {
1774         strcpyW(url, new_url);
1775     }
1776
1777     if(window->doc_obj && window->doc_obj->hostui) {
1778         OLECHAR *translated_url = NULL;
1779
1780         hres = IDocHostUIHandler_TranslateUrl(window->doc_obj->hostui, 0, url,
1781                 &translated_url);
1782         if(hres == S_OK) {
1783             TRACE("%08x %s -> %s\n", hres, debugstr_w(url), debugstr_w(translated_url));
1784             strcpyW(url, translated_url);
1785             CoTaskMemFree(translated_url);
1786         }
1787     }
1788
1789     if(window->doc_obj && window == window->doc_obj->basedoc.window) {
1790         BOOL cancel;
1791
1792         hres = hlink_frame_navigate(&window->doc->basedoc, url, NULL, 0, &cancel);
1793         if(FAILED(hres))
1794             return hres;
1795
1796         if(cancel) {
1797             TRACE("Navigation handled by hlink frame\n");
1798             return S_OK;
1799         }
1800     }
1801
1802     hres = create_doc_uri(window, url, &uri);
1803     if(FAILED(hres))
1804         return hres;
1805
1806     hres = load_nsuri(window, uri, NULL, LOAD_FLAGS_NONE);
1807     nsISupports_Release((nsISupports*)uri);
1808     return hres;
1809 }