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

   1 /*
   2  * Copyright 2006-2007 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20
  21 #include <stdarg.h>
  22
  23 #define COBJMACROS
  24 #define NONAMELESSUNION
  25 #define NONAMELESSSTRUCT
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winuser.h"
  30 #include "ole2.h"
  31 #include "hlguids.h"
  32 #include "shlguid.h"
  33
  34 #include "wine/debug.h"
  35 #include "wine/unicode.h"
  36
  37 #include "mshtml_private.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  40
  41 #define CONTENT_LENGTH "Content-Length"
  42 #define UTF16_STR "utf-16"
  43
  44 typedef struct {
  45     const nsIInputStreamVtbl *lpInputStreamVtbl;
  46
  47     LONG ref;
  48
  49     char buf[1024];
  50     DWORD buf_size;
  51 } nsProtocolStream;
  52
  53 #define NSINSTREAM(x) ((nsIInputStream*) &(x)->lpInputStreamVtbl)
  54
  55 typedef struct {
  56     void (*destroy)(BSCallback*);
  57     HRESULT (*start_binding)(BSCallback*);
  58     HRESULT (*stop_binding)(BSCallback*,HRESULT);
  59     HRESULT (*read_data)(BSCallback*,IStream*);
  60     HRESULT (*on_progress)(BSCallback*,ULONG,LPCWSTR);
  61 } BSCallbackVtbl;
  62
  63 struct BSCallback {
  64     const IBindStatusCallbackVtbl *lpBindStatusCallbackVtbl;
  65     const IServiceProviderVtbl    *lpServiceProviderVtbl;
  66     const IHttpNegotiate2Vtbl     *lpHttpNegotiate2Vtbl;
  67     const IInternetBindInfoVtbl   *lpInternetBindInfoVtbl;
  68
  69     const BSCallbackVtbl          *vtbl;
  70
  71     LONG ref;
  72
  73     LPWSTR headers;
  74     HGLOBAL post_data;
  75     ULONG post_data_len;
  76     ULONG readed;
  77     DWORD bindf;
  78
  79     IMoniker *mon;
  80     IBinding *binding;
  81
  82     HTMLDocument *doc;
  83
  84     struct list entry;
  85 };
  86
  87 #define NSINSTREAM_THIS(iface) DEFINE_THIS(nsProtocolStream, InputStream, iface)
  88
  89 static nsresult NSAPI nsInputStream_QueryInterface(nsIInputStream *iface, nsIIDRef riid,
  90                                                    nsQIResult result)
  91 {
  92     nsProtocolStream *This = NSINSTREAM_THIS(iface);
  93
  94     *result = NULL;
  95
  96     if(IsEqualGUID(&IID_nsISupports, riid)) {
  97         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
  98         *result  = NSINSTREAM(This);
  99     }else if(IsEqualGUID(&IID_nsIInputStream, riid)) {
 100         TRACE("(%p)->(IID_nsIInputStream %p)\n", This, result);
 101         *result  = NSINSTREAM(This);
 102     }
 103
 104     if(*result) {
 105         nsIInputStream_AddRef(NSINSTREAM(This));
 106         return NS_OK;
 107     }
 108
 109     WARN("unsupported interface %s\n", debugstr_guid(riid));
 110     return NS_NOINTERFACE;
 111 }
 112
 113 static nsrefcnt NSAPI nsInputStream_AddRef(nsIInputStream *iface)
 114 {
 115     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 116     LONG ref = InterlockedIncrement(&This->ref);
 117
 118     TRACE("(%p) ref=%d\n", This, ref);
 119
 120     return ref;
 121 }
 122
 123
 124 static nsrefcnt NSAPI nsInputStream_Release(nsIInputStream *iface)
 125 {
 126     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 127     LONG ref = InterlockedDecrement(&This->ref);
 128
 129     TRACE("(%p) ref=%d\n", This, ref);
 130
 131     if(!ref)
 132         heap_free(This);
 133
 134     return ref;
 135 }
 136
 137 static nsresult NSAPI nsInputStream_Close(nsIInputStream *iface)
 138 {
 139     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 140     FIXME("(%p)\n", This);
 141     return NS_ERROR_NOT_IMPLEMENTED;
 142 }
 143
 144 static nsresult NSAPI nsInputStream_Available(nsIInputStream *iface, PRUint32 *_retval)
 145 {
 146     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 147     FIXME("(%p)->(%p)\n", This, _retval);
 148     return NS_ERROR_NOT_IMPLEMENTED;
 149 }
 150
 151 static nsresult NSAPI nsInputStream_Read(nsIInputStream *iface, char *aBuf, PRUint32 aCount,
 152                                          PRUint32 *_retval)
 153 {
 154     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 155
 156     TRACE("(%p)->(%p %d %p)\n", This, aBuf, aCount, _retval);
 157
 158     /* Gecko always calls Read with big enough buffer */
 159     if(aCount < This->buf_size)
 160         FIXME("aCount < This->buf_size\n");
 161
 162     *_retval = This->buf_size;
 163     if(This->buf_size)
 164         memcpy(aBuf, This->buf, This->buf_size);
 165     This->buf_size = 0;
 166
 167     return NS_OK;
 168 }
 169
 170 static nsresult NSAPI nsInputStream_ReadSegments(nsIInputStream *iface,
 171         nsresult (WINAPI *aWriter)(nsIInputStream*,void*,const char*,PRUint32,PRUint32,PRUint32*),
 172         void *aClousure, PRUint32 aCount, PRUint32 *_retval)
 173 {
 174     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 175     PRUint32 written = 0;
 176     nsresult nsres;
 177
 178     TRACE("(%p)->(%p %p %d %p)\n", This, aWriter, aClousure, aCount, _retval);
 179
 180     if(!This->buf_size)
 181         return S_OK;
 182
 183     if(aCount > This->buf_size)
 184         aCount = This->buf_size;
 185
 186     nsres = aWriter(NSINSTREAM(This), aClousure, This->buf, 0, aCount, &written);
 187     if(NS_FAILED(nsres))
 188         TRACE("aWritter failed: %08x\n", nsres);
 189     else if(written != This->buf_size)
 190         FIXME("written %d != buf_size %d\n", written, This->buf_size);
 191
 192     This->buf_size -= written;
 193
 194     *_retval = written;
 195     return nsres;
 196 }
 197
 198 static nsresult NSAPI nsInputStream_IsNonBlocking(nsIInputStream *iface, PRBool *_retval)
 199 {
 200     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 201     FIXME("(%p)->(%p)\n", This, _retval);
 202     return NS_ERROR_NOT_IMPLEMENTED;
 203 }
 204
 205 #undef NSINSTREAM_THIS
 206
 207 static const nsIInputStreamVtbl nsInputStreamVtbl = {
 208     nsInputStream_QueryInterface,
 209     nsInputStream_AddRef,
 210     nsInputStream_Release,
 211     nsInputStream_Close,
 212     nsInputStream_Available,
 213     nsInputStream_Read,
 214     nsInputStream_ReadSegments,
 215     nsInputStream_IsNonBlocking
 216 };
 217
 218 static nsProtocolStream *create_nsprotocol_stream(void)
 219 {
 220     nsProtocolStream *ret = heap_alloc(sizeof(nsProtocolStream));
 221
 222     ret->lpInputStreamVtbl = &nsInputStreamVtbl;
 223     ret->ref = 1;
 224     ret->buf_size = 0;
 225
 226     return ret;
 227 }
 228
 229 #define STATUSCLB_THIS(iface) DEFINE_THIS(BSCallback, BindStatusCallback, iface)
 230
 231 static HRESULT WINAPI BindStatusCallback_QueryInterface(IBindStatusCallback *iface,
 232         REFIID riid, void **ppv)
 233 {
 234     BSCallback *This = STATUSCLB_THIS(iface);
 235
 236     *ppv = NULL;
 237     if(IsEqualGUID(&IID_IUnknown, riid)) {
 238         TRACE("(%p)->(IID_IUnknown, %p)\n", This, ppv);
 239         *ppv = STATUSCLB(This);
 240     }else if(IsEqualGUID(&IID_IBindStatusCallback, riid)) {
 241         TRACE("(%p)->(IID_IBindStatusCallback, %p)\n", This, ppv);
 242         *ppv = STATUSCLB(This);
 243     }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
 244         TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
 245         *ppv = SERVPROV(This);
 246     }else if(IsEqualGUID(&IID_IHttpNegotiate, riid)) {
 247         TRACE("(%p)->(IID_IHttpNegotiate %p)\n", This, ppv);
 248         *ppv = HTTPNEG(This);
 249     }else if(IsEqualGUID(&IID_IHttpNegotiate2, riid)) {
 250         TRACE("(%p)->(IID_IHttpNegotiate2 %p)\n", This, ppv);
 251         *ppv = HTTPNEG(This);
 252     }else if(IsEqualGUID(&IID_IInternetBindInfo, riid)) {
 253         TRACE("(%p)->(IID_IInternetBindInfo %p)\n", This, ppv);
 254         *ppv = BINDINFO(This);
 255     }
 256
 257     if(*ppv) {
 258         IBindStatusCallback_AddRef(STATUSCLB(This));
 259         return S_OK;
 260     }
 261
 262     TRACE("Unsupported riid = %s\n", debugstr_guid(riid));
 263     return E_NOINTERFACE;
 264 }
 265
 266 static ULONG WINAPI BindStatusCallback_AddRef(IBindStatusCallback *iface)
 267 {
 268     BSCallback *This = STATUSCLB_THIS(iface);
 269     LONG ref = InterlockedIncrement(&This->ref);
 270
 271     TRACE("(%p) ref = %d\n", This, ref);
 272
 273     return ref;
 274 }
 275
 276 static ULONG WINAPI BindStatusCallback_Release(IBindStatusCallback *iface)
 277 {
 278     BSCallback *This = STATUSCLB_THIS(iface);
 279     LONG ref = InterlockedDecrement(&This->ref);
 280
 281     TRACE("(%p) ref = %d\n", This, ref);
 282
 283     if(!ref) {
 284         if(This->post_data)
 285             GlobalFree(This->post_data);
 286         if(This->mon)
 287             IMoniker_Release(This->mon);
 288         if(This->binding)
 289             IBinding_Release(This->binding);
 290         list_remove(&This->entry);
 291         heap_free(This->headers);
 292
 293         This->vtbl->destroy(This);
 294     }
 295
 296     return ref;
 297 }
 298
 299 static HRESULT WINAPI BindStatusCallback_OnStartBinding(IBindStatusCallback *iface,
 300         DWORD dwReserved, IBinding *pbind)
 301 {
 302     BSCallback *This = STATUSCLB_THIS(iface);
 303
 304     TRACE("(%p)->(%d %p)\n", This, dwReserved, pbind);
 305
 306     IBinding_AddRef(pbind);
 307     This->binding = pbind;
 308
 309     if(This->doc)
 310         list_add_head(&This->doc->bindings, &This->entry);
 311
 312     return This->vtbl->start_binding(This);
 313 }
 314
 315 static HRESULT WINAPI BindStatusCallback_GetPriority(IBindStatusCallback *iface, LONG *pnPriority)
 316 {
 317     BSCallback *This = STATUSCLB_THIS(iface);
 318     FIXME("(%p)->(%p)\n", This, pnPriority);
 319     return E_NOTIMPL;
 320 }
 321
 322 static HRESULT WINAPI BindStatusCallback_OnLowResource(IBindStatusCallback *iface, DWORD reserved)
 323 {
 324     BSCallback *This = STATUSCLB_THIS(iface);
 325     FIXME("(%p)->(%d)\n", This, reserved);
 326     return E_NOTIMPL;
 327 }
 328
 329 static HRESULT WINAPI BindStatusCallback_OnProgress(IBindStatusCallback *iface, ULONG ulProgress,
 330         ULONG ulProgressMax, ULONG ulStatusCode, LPCWSTR szStatusText)
 331 {
 332     BSCallback *This = STATUSCLB_THIS(iface);
 333
 334     TRACE("%p)->(%u %u %u %s)\n", This, ulProgress, ulProgressMax, ulStatusCode,
 335             debugstr_w(szStatusText));
 336
 337     return This->vtbl->on_progress(This, ulStatusCode, szStatusText);
 338 }
 339
 340 static HRESULT WINAPI BindStatusCallback_OnStopBinding(IBindStatusCallback *iface,
 341         HRESULT hresult, LPCWSTR szError)
 342 {
 343     BSCallback *This = STATUSCLB_THIS(iface);
 344
 345     TRACE("(%p)->(%08x %s)\n", This, hresult, debugstr_w(szError));
 346
 347     /* NOTE: IE7 calls GetBindResult here */
 348
 349     if(This->binding) {
 350         IBinding_Release(This->binding);
 351         This->binding = NULL;
 352     }
 353
 354     list_remove(&This->entry);
 355
 356     return This->vtbl->stop_binding(This, hresult);
 357 }
 358
 359 static HRESULT WINAPI BindStatusCallback_GetBindInfo(IBindStatusCallback *iface,
 360         DWORD *grfBINDF, BINDINFO *pbindinfo)
 361 {
 362     BSCallback *This = STATUSCLB_THIS(iface);
 363     DWORD size;
 364
 365     TRACE("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 366
 367     *grfBINDF = This->bindf;
 368
 369     size = pbindinfo->cbSize;
 370     memset(pbindinfo, 0, size);
 371     pbindinfo->cbSize = size;
 372
 373     pbindinfo->cbstgmedData = This->post_data_len;
 374     pbindinfo->dwCodePage = CP_UTF8;
 375     pbindinfo->dwOptions = 0x80000;
 376
 377     if(This->post_data) {
 378         pbindinfo->dwBindVerb = BINDVERB_POST;
 379
 380         pbindinfo->stgmedData.tymed = TYMED_HGLOBAL;
 381         pbindinfo->stgmedData.u.hGlobal = This->post_data;
 382         pbindinfo->stgmedData.pUnkForRelease = (IUnknown*)STATUSCLB(This);
 383         IBindStatusCallback_AddRef(STATUSCLB(This));
 384     }
 385
 386     return S_OK;
 387 }
 388
 389 static HRESULT WINAPI BindStatusCallback_OnDataAvailable(IBindStatusCallback *iface,
 390         DWORD grfBSCF, DWORD dwSize, FORMATETC *pformatetc, STGMEDIUM *pstgmed)
 391 {
 392     BSCallback *This = STATUSCLB_THIS(iface);
 393
 394     TRACE("(%p)->(%08x %d %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);
 395
 396     return This->vtbl->read_data(This, pstgmed->u.pstm);
 397 }
 398
 399 static HRESULT WINAPI BindStatusCallback_OnObjectAvailable(IBindStatusCallback *iface,
 400         REFIID riid, IUnknown *punk)
 401 {
 402     BSCallback *This = STATUSCLB_THIS(iface);
 403     FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), punk);
 404     return E_NOTIMPL;
 405 }
 406
 407 #undef STATUSCLB_THIS
 408
 409 static const IBindStatusCallbackVtbl BindStatusCallbackVtbl = {
 410     BindStatusCallback_QueryInterface,
 411     BindStatusCallback_AddRef,
 412     BindStatusCallback_Release,
 413     BindStatusCallback_OnStartBinding,
 414     BindStatusCallback_GetPriority,
 415     BindStatusCallback_OnLowResource,
 416     BindStatusCallback_OnProgress,
 417     BindStatusCallback_OnStopBinding,
 418     BindStatusCallback_GetBindInfo,
 419     BindStatusCallback_OnDataAvailable,
 420     BindStatusCallback_OnObjectAvailable
 421 };
 422
 423 #define HTTPNEG_THIS(iface) DEFINE_THIS(BSCallback, HttpNegotiate2, iface)
 424
 425 static HRESULT WINAPI HttpNegotiate_QueryInterface(IHttpNegotiate2 *iface,
 426                                                    REFIID riid, void **ppv)
 427 {
 428     BSCallback *This = HTTPNEG_THIS(iface);
 429     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
 430 }
 431
 432 static ULONG WINAPI HttpNegotiate_AddRef(IHttpNegotiate2 *iface)
 433 {
 434     BSCallback *This = HTTPNEG_THIS(iface);
 435     return IBindStatusCallback_AddRef(STATUSCLB(This));
 436 }
 437
 438 static ULONG WINAPI HttpNegotiate_Release(IHttpNegotiate2 *iface)
 439 {
 440     BSCallback *This = HTTPNEG_THIS(iface);
 441     return IBindStatusCallback_Release(STATUSCLB(This));
 442 }
 443
 444 static HRESULT WINAPI HttpNegotiate_BeginningTransaction(IHttpNegotiate2 *iface,
 445         LPCWSTR szURL, LPCWSTR szHeaders, DWORD dwReserved, LPWSTR *pszAdditionalHeaders)
 446 {
 447     BSCallback *This = HTTPNEG_THIS(iface);
 448     DWORD size;
 449
 450     TRACE("(%p)->(%s %s %d %p)\n", This, debugstr_w(szURL), debugstr_w(szHeaders),
 451           dwReserved, pszAdditionalHeaders);
 452
 453     if(!This->headers) {
 454         *pszAdditionalHeaders = NULL;
 455         return S_OK;
 456     }
 457
 458     size = (strlenW(This->headers)+1)*sizeof(WCHAR);
 459     *pszAdditionalHeaders = CoTaskMemAlloc(size);
 460     memcpy(*pszAdditionalHeaders, This->headers, size);
 461
 462     return S_OK;
 463 }
 464
 465 static HRESULT WINAPI HttpNegotiate_OnResponse(IHttpNegotiate2 *iface, DWORD dwResponseCode,
 466         LPCWSTR szResponseHeaders, LPCWSTR szRequestHeaders, LPWSTR *pszAdditionalRequestHeaders)
 467 {
 468     BSCallback *This = HTTPNEG_THIS(iface);
 469     FIXME("(%p)->(%d %s %s %p)\n", This, dwResponseCode, debugstr_w(szResponseHeaders),
 470           debugstr_w(szRequestHeaders), pszAdditionalRequestHeaders);
 471     return E_NOTIMPL;
 472 }
 473
 474 static HRESULT WINAPI HttpNegotiate_GetRootSecurityId(IHttpNegotiate2 *iface,
 475         BYTE *pbSecurityId, DWORD *pcbSecurityId, DWORD_PTR dwReserved)
 476 {
 477     BSCallback *This = HTTPNEG_THIS(iface);
 478     FIXME("(%p)->(%p %p %ld)\n", This, pbSecurityId, pcbSecurityId, dwReserved);
 479     return E_NOTIMPL;
 480 }
 481
 482 #undef HTTPNEG
 483
 484 static const IHttpNegotiate2Vtbl HttpNegotiate2Vtbl = {
 485     HttpNegotiate_QueryInterface,
 486     HttpNegotiate_AddRef,
 487     HttpNegotiate_Release,
 488     HttpNegotiate_BeginningTransaction,
 489     HttpNegotiate_OnResponse,
 490     HttpNegotiate_GetRootSecurityId
 491 };
 492
 493 #define BINDINFO_THIS(iface) DEFINE_THIS(BSCallback, InternetBindInfo, iface)
 494
 495 static HRESULT WINAPI InternetBindInfo_QueryInterface(IInternetBindInfo *iface,
 496                                                       REFIID riid, void **ppv)
 497 {
 498     BSCallback *This = BINDINFO_THIS(iface);
 499     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
 500 }
 501
 502 static ULONG WINAPI InternetBindInfo_AddRef(IInternetBindInfo *iface)
 503 {
 504     BSCallback *This = BINDINFO_THIS(iface);
 505     return IBindStatusCallback_AddRef(STATUSCLB(This));
 506 }
 507
 508 static ULONG WINAPI InternetBindInfo_Release(IInternetBindInfo *iface)
 509 {
 510     BSCallback *This = BINDINFO_THIS(iface);
 511     return IBindStatusCallback_Release(STATUSCLB(This));
 512 }
 513
 514 static HRESULT WINAPI InternetBindInfo_GetBindInfo(IInternetBindInfo *iface,
 515                                                    DWORD *grfBINDF, BINDINFO *pbindinfo)
 516 {
 517     BSCallback *This = BINDINFO_THIS(iface);
 518     FIXME("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 519     return E_NOTIMPL;
 520 }
 521
 522 static HRESULT WINAPI InternetBindInfo_GetBindString(IInternetBindInfo *iface,
 523         ULONG ulStringType, LPOLESTR *ppwzStr, ULONG cEl, ULONG *pcElFetched)
 524 {
 525     BSCallback *This = BINDINFO_THIS(iface);
 526     FIXME("(%p)->(%u %p %u %p)\n", This, ulStringType, ppwzStr, cEl, pcElFetched);
 527     return E_NOTIMPL;
 528 }
 529
 530 #undef BINDINFO_THIS
 531
 532 static const IInternetBindInfoVtbl InternetBindInfoVtbl = {
 533     InternetBindInfo_QueryInterface,
 534     InternetBindInfo_AddRef,
 535     InternetBindInfo_Release,
 536     InternetBindInfo_GetBindInfo,
 537     InternetBindInfo_GetBindString
 538 };
 539
 540 #define SERVPROV_THIS(iface) DEFINE_THIS(BSCallback, ServiceProvider, iface)
 541
 542 static HRESULT WINAPI BSCServiceProvider_QueryInterface(IServiceProvider *iface,
 543                                                         REFIID riid, void **ppv)
 544 {
 545     BSCallback *This = SERVPROV_THIS(iface);
 546     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
 547 }
 548
 549 static ULONG WINAPI BSCServiceProvider_AddRef(IServiceProvider *iface)
 550 {
 551     BSCallback *This = SERVPROV_THIS(iface);
 552     return IBindStatusCallback_AddRef(STATUSCLB(This));
 553 }
 554
 555 static ULONG WINAPI BSCServiceProvider_Release(IServiceProvider *iface)
 556 {
 557     BSCallback *This = SERVPROV_THIS(iface);
 558     return IBindStatusCallback_Release(STATUSCLB(This));
 559 }
 560
 561 static HRESULT WINAPI BSCServiceProvider_QueryService(IServiceProvider *iface,
 562         REFGUID guidService, REFIID riid, void **ppv)
 563 {
 564     BSCallback *This = SERVPROV_THIS(iface);
 565     TRACE("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
 566     return E_NOINTERFACE;
 567 }
 568
 569 #undef SERVPROV_THIS
 570
 571 static const IServiceProviderVtbl ServiceProviderVtbl = {
 572     BSCServiceProvider_QueryInterface,
 573     BSCServiceProvider_AddRef,
 574     BSCServiceProvider_Release,
 575     BSCServiceProvider_QueryService
 576 };
 577
 578 static void init_bscallback(BSCallback *This, const BSCallbackVtbl *vtbl, IMoniker *mon, DWORD bindf)
 579 {
 580     This->lpBindStatusCallbackVtbl = &BindStatusCallbackVtbl;
 581     This->lpServiceProviderVtbl    = &ServiceProviderVtbl;
 582     This->lpHttpNegotiate2Vtbl     = &HttpNegotiate2Vtbl;
 583     This->lpInternetBindInfoVtbl   = &InternetBindInfoVtbl;
 584     This->vtbl = vtbl;
 585     This->ref = 1;
 586     This->bindf = bindf;
 587
 588     list_init(&This->entry);
 589
 590     if(mon)
 591         IMoniker_AddRef(mon);
 592     This->mon = mon;
 593 }
 594
 595 /* Calls undocumented 84 cmd of CGID_ShellDocView */
 596 static void call_docview_84(HTMLDocument *doc)
 597 {
 598     IOleCommandTarget *olecmd;
 599     VARIANT var;
 600     HRESULT hres;
 601
 602     if(!doc->client)
 603         return;
 604
 605     hres = IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd);
 606     if(FAILED(hres))
 607         return;
 608
 609     VariantInit(&var);
 610     hres = IOleCommandTarget_Exec(olecmd, &CGID_ShellDocView, 84, 0, NULL, &var);
 611     IOleCommandTarget_Release(olecmd);
 612     if(SUCCEEDED(hres) && V_VT(&var) != VT_NULL)
 613         FIXME("handle result\n");
 614 }
 615
 616 static void parse_post_data(nsIInputStream *post_data_stream, LPWSTR *headers_ret,
 617                             HGLOBAL *post_data_ret, ULONG *post_data_len_ret)
 618 {
 619     PRUint32 post_data_len = 0, available = 0;
 620     HGLOBAL post_data = NULL;
 621     LPWSTR headers = NULL;
 622     DWORD headers_len = 0, len;
 623     const char *ptr, *ptr2, *post_data_end;
 624
 625     nsIInputStream_Available(post_data_stream, &available);
 626     post_data = GlobalAlloc(0, available+1);
 627     nsIInputStream_Read(post_data_stream, post_data, available, &post_data_len);
 628
 629     TRACE("post_data = %s\n", debugstr_an(post_data, post_data_len));
 630
 631     ptr = ptr2 = post_data;
 632     post_data_end = (const char*)post_data+post_data_len;
 633
 634     while(ptr < post_data_end && (*ptr != '\r' || ptr[1] != '\n')) {
 635         while(ptr < post_data_end && (*ptr != '\r' || ptr[1] != '\n'))
 636             ptr++;
 637
 638         if(!*ptr) {
 639             FIXME("*ptr = 0\n");
 640             return;
 641         }
 642
 643         ptr += 2;
 644
 645         if(ptr-ptr2 >= sizeof(CONTENT_LENGTH)
 646            && CompareStringA(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE,
 647                              CONTENT_LENGTH, sizeof(CONTENT_LENGTH)-1,
 648                              ptr2, sizeof(CONTENT_LENGTH)-1) == CSTR_EQUAL) {
 649             ptr2 = ptr;
 650             continue;
 651         }
 652
 653         len = MultiByteToWideChar(CP_ACP, 0, ptr2, ptr-ptr2, NULL, 0);
 654
 655         if(headers)
 656             headers = heap_realloc(headers,(headers_len+len+1)*sizeof(WCHAR));
 657         else
 658             headers = heap_alloc((len+1)*sizeof(WCHAR));
 659
 660         len = MultiByteToWideChar(CP_ACP, 0, ptr2, ptr-ptr2, headers+headers_len, -1);
 661         headers_len += len;
 662
 663         ptr2 = ptr;
 664     }
 665
 666     headers[headers_len] = 0;
 667     *headers_ret = headers;
 668
 669     if(ptr >= post_data_end-2) {
 670         GlobalFree(post_data);
 671         return;
 672     }
 673
 674     ptr += 2;
 675
 676     if(headers_len) {
 677         post_data_len -= ptr-(const char*)post_data;
 678         memmove(post_data, ptr, post_data_len);
 679         post_data = GlobalReAlloc(post_data, post_data_len+1, 0);
 680     }
 681
 682     *post_data_ret = post_data;
 683     *post_data_len_ret = post_data_len;
 684 }
 685
 686 HRESULT start_binding(HTMLDocument *doc, BSCallback *bscallback, IBindCtx *bctx)
 687 {
 688     IStream *str = NULL;
 689     HRESULT hres;
 690
 691     bscallback->doc = doc;
 692
 693     /* NOTE: IE7 calls IsSystemMoniker here*/
 694
 695     call_docview_84(doc);
 696
 697     if(bctx) {
 698         RegisterBindStatusCallback(bctx, STATUSCLB(bscallback), NULL, 0);
 699         IBindCtx_AddRef(bctx);
 700     }else {
 701         hres = CreateAsyncBindCtx(0, STATUSCLB(bscallback), NULL, &bctx);
 702         if(FAILED(hres)) {
 703             WARN("CreateAsyncBindCtx failed: %08x\n", hres);
 704             bscallback->vtbl->stop_binding(bscallback, hres);
 705             return hres;
 706         }
 707     }
 708
 709     hres = IMoniker_BindToStorage(bscallback->mon, bctx, NULL, &IID_IStream, (void**)&str);
 710     IBindCtx_Release(bctx);
 711     if(FAILED(hres)) {
 712         WARN("BindToStorage failed: %08x\n", hres);
 713         bscallback->vtbl->stop_binding(bscallback, hres);
 714         return hres;
 715     }
 716
 717     if(str)
 718         IStream_Release(str);
 719
 720     IMoniker_Release(bscallback->mon);
 721     bscallback->mon = NULL;
 722
 723     return S_OK;
 724 }
 725
 726 typedef struct {
 727     BSCallback bsc;
 728
 729     DWORD size;
 730     BYTE *buf;
 731     HRESULT hres;
 732 } BufferBSC;
 733
 734 #define BUFFERBSC_THIS(bsc) ((BufferBSC*) bsc)
 735
 736 static void BufferBSC_destroy(BSCallback *bsc)
 737 {
 738     BufferBSC *This = BUFFERBSC_THIS(bsc);
 739
 740     heap_free(This->buf);
 741     heap_free(This);
 742 }
 743
 744 static HRESULT BufferBSC_start_binding(BSCallback *bsc)
 745 {
 746     return S_OK;
 747 }
 748
 749 static HRESULT BufferBSC_stop_binding(BSCallback *bsc, HRESULT result)
 750 {
 751     BufferBSC *This = BUFFERBSC_THIS(bsc);
 752
 753     This->hres = result;
 754
 755     if(FAILED(result)) {
 756         heap_free(This->buf);
 757         This->buf = NULL;
 758         This->size = 0;
 759     }
 760
 761     return S_OK;
 762 }
 763
 764 static HRESULT BufferBSC_read_data(BSCallback *bsc, IStream *stream)
 765 {
 766     BufferBSC *This = BUFFERBSC_THIS(bsc);
 767     DWORD readed;
 768     HRESULT hres;
 769
 770     if(!This->buf) {
 771         This->size = 128;
 772         This->buf = heap_alloc(This->size);
 773     }
 774
 775     do {
 776         if(This->bsc.readed == This->size) {
 777             This->size <<= 1;
 778             This->buf = heap_realloc(This->buf, This->size);
 779         }
 780
 781         readed = 0;
 782         hres = IStream_Read(stream, This->buf+This->bsc.readed, This->size-This->bsc.readed, &readed);
 783         This->bsc.readed += readed;
 784     }while(hres == S_OK);
 785
 786     return S_OK;
 787 }
 788
 789 static HRESULT BufferBSC_on_progress(BSCallback *bsc, ULONG status_code, LPCWSTR status_text)
 790 {
 791     return S_OK;
 792 }
 793
 794 #undef BUFFERBSC_THIS
 795
 796 static const BSCallbackVtbl BufferBSCVtbl = {
 797     BufferBSC_destroy,
 798     BufferBSC_start_binding,
 799     BufferBSC_stop_binding,
 800     BufferBSC_read_data,
 801     BufferBSC_on_progress,
 802 };
 803
 804
 805 static BufferBSC *create_bufferbsc(IMoniker *mon)
 806 {
 807     BufferBSC *ret = heap_alloc_zero(sizeof(*ret));
 808
 809     init_bscallback(&ret->bsc, &BufferBSCVtbl, mon, 0);
 810     ret->hres = E_FAIL;
 811
 812     return ret;
 813 }
 814
 815 HRESULT bind_mon_to_buffer(HTMLDocument *doc, IMoniker *mon, void **buf, DWORD *size)
 816 {
 817     BufferBSC *bsc = create_bufferbsc(mon);
 818     HRESULT hres;
 819
 820     *buf = NULL;
 821
 822     hres = start_binding(doc, &bsc->bsc, NULL);
 823     if(SUCCEEDED(hres)) {
 824         hres = bsc->hres;
 825         if(SUCCEEDED(hres)) {
 826             *buf = bsc->buf;
 827             bsc->buf = NULL;
 828             *size = bsc->bsc.readed;
 829             bsc->size = 0;
 830         }
 831     }
 832
 833     IBindStatusCallback_Release(STATUSCLB(&bsc->bsc));
 834
 835     return hres;
 836 }
 837
 838 struct nsChannelBSC {
 839     BSCallback bsc;
 840
 841     nsChannel *nschannel;
 842     nsIStreamListener *nslistener;
 843     nsISupports *nscontext;
 844
 845     nsProtocolStream *nsstream;
 846 };
 847
 848 static HRESULT read_stream_data(nsChannelBSC *This, IStream *stream)
 849 {
 850     nsresult nsres;
 851     HRESULT hres;
 852
 853     if(!This->nslistener) {
 854         BYTE buf[1024];
 855         DWORD read;
 856
 857         do {
 858             read = 0;
 859             hres = IStream_Read(stream, buf, sizeof(buf), &read);
 860         }while(hres == S_OK && read);
 861
 862         return S_OK;
 863     }
 864
 865     if(!This->nsstream)
 866         This->nsstream = create_nsprotocol_stream();
 867
 868     do {
 869         hres = IStream_Read(stream, This->nsstream->buf, sizeof(This->nsstream->buf),
 870                 &This->nsstream->buf_size);
 871         if(!This->nsstream->buf_size)
 872             break;
 873
 874         if(!This->bsc.readed && This->nsstream->buf_size >= 2 && *(WORD*)This->nsstream->buf == 0xfeff) {
 875             This->nschannel->charset = heap_alloc(sizeof(UTF16_STR));
 876             memcpy(This->nschannel->charset, UTF16_STR, sizeof(UTF16_STR));
 877         }
 878
 879         if(!This->bsc.readed) {
 880             nsres = nsIStreamListener_OnStartRequest(This->nslistener,
 881                     (nsIRequest*)NSCHANNEL(This->nschannel), This->nscontext);
 882             if(NS_FAILED(nsres))
 883                 FIXME("OnStartRequest failed: %08x\n", nsres);
 884
 885             /* events are reset when a new document URI is loaded, so re-initialise them here */
 886             if(This->bsc.doc && This->bsc.doc->bscallback == This && This->bsc.doc->nscontainer) {
 887                 update_nsdocument(This->bsc.doc);
 888                 init_nsevents(This->bsc.doc->nscontainer);
 889             }
 890         }
 891
 892         This->bsc.readed += This->nsstream->buf_size;
 893
 894         nsres = nsIStreamListener_OnDataAvailable(This->nslistener,
 895                 (nsIRequest*)NSCHANNEL(This->nschannel), This->nscontext,
 896                 NSINSTREAM(This->nsstream), This->bsc.readed-This->nsstream->buf_size,
 897                 This->nsstream->buf_size);
 898         if(NS_FAILED(nsres))
 899             ERR("OnDataAvailable failed: %08x\n", nsres);
 900
 901         if(This->nsstream->buf_size)
 902             FIXME("buffer is not empty!\n");
 903     }while(hres == S_OK);
 904
 905     return S_OK;
 906 }
 907
 908 static void on_stop_nsrequest(nsChannelBSC *This)
 909 {
 910     if(!This->nslistener)
 911         return;
 912
 913     nsIStreamListener_OnStopRequest(This->nslistener, (nsIRequest*)NSCHANNEL(This->nschannel),
 914             This->nscontext, NS_OK);
 915 }
 916
 917 static void add_nsrequest(nsChannelBSC *This)
 918 {
 919     nsresult nsres;
 920
 921     if(!This->nschannel || !This->nschannel->load_group)
 922         return;
 923
 924     nsres = nsILoadGroup_AddRequest(This->nschannel->load_group,
 925             (nsIRequest*)NSCHANNEL(This->nschannel), This->nscontext);
 926
 927     if(NS_FAILED(nsres))
 928         ERR("AddRequest failed:%08x\n", nsres);
 929 }
 930
 931 #define NSCHANNELBSC_THIS(bsc) ((nsChannelBSC*) bsc)
 932
 933 static void nsChannelBSC_destroy(BSCallback *bsc)
 934 {
 935     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
 936
 937     if(This->nschannel)
 938         nsIChannel_Release(NSCHANNEL(This->nschannel));
 939     if(This->nslistener)
 940         nsIStreamListener_Release(This->nslistener);
 941     if(This->nscontext)
 942         nsISupports_Release(This->nscontext);
 943     if(This->nsstream)
 944         nsIInputStream_Release(NSINSTREAM(This->nsstream));
 945     heap_free(This);
 946 }
 947
 948 static HRESULT nsChannelBSC_start_binding(BSCallback *bsc)
 949 {
 950     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
 951
 952     add_nsrequest(This);
 953
 954     return S_OK;
 955 }
 956
 957 static HRESULT nsChannelBSC_stop_binding(BSCallback *bsc, HRESULT result)
 958 {
 959     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
 960
 961     on_stop_nsrequest(This);
 962
 963     if(This->nslistener) {
 964         if(This->nschannel->load_group) {
 965             nsresult nsres;
 966
 967             nsres = nsILoadGroup_RemoveRequest(This->nschannel->load_group,
 968                     (nsIRequest*)NSCHANNEL(This->nschannel), NULL, NS_OK);
 969             if(NS_FAILED(nsres))
 970                 ERR("RemoveRequest failed: %08x\n", nsres);
 971         }
 972     }
 973
 974     if(FAILED(result))
 975         return S_OK;
 976
 977     if(This->bsc.doc && This->bsc.doc->bscallback == This && !This->bsc.doc->nscontainer) {
 978         task_t *task = heap_alloc(sizeof(task_t));
 979
 980         task->doc = This->bsc.doc;
 981         task->task_id = TASK_PARSECOMPLETE;
 982         task->next = NULL;
 983
 984         /*
 985          * This should be done in the worker thread that parses HTML,
 986          * but we don't have such thread.
 987          */
 988         push_task(task);
 989     }
 990
 991     return S_OK;
 992 }
 993
 994 static HRESULT nsChannelBSC_read_data(BSCallback *bsc, IStream *stream)
 995 {
 996     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
 997
 998     return read_stream_data(This, stream);
 999 }
1000
1001 static HRESULT nsChannelBSC_on_progress(BSCallback *bsc, ULONG status_code, LPCWSTR status_text)
1002 {
1003     nsChannelBSC *This = NSCHANNELBSC_THIS(bsc);
1004
1005     switch(status_code) {
1006     case BINDSTATUS_MIMETYPEAVAILABLE:
1007         if(!This->nschannel)
1008             return S_OK;
1009
1010         heap_free(This->nschannel->content_type);
1011         This->nschannel->content_type = heap_strdupWtoA(status_text);
1012     }
1013
1014     return S_OK;
1015 }
1016
1017 #undef NSCHANNELBSC_THIS
1018
1019 static const BSCallbackVtbl nsChannelBSCVtbl = {
1020     nsChannelBSC_destroy,
1021     nsChannelBSC_start_binding,
1022     nsChannelBSC_stop_binding,
1023     nsChannelBSC_read_data,
1024     nsChannelBSC_on_progress,
1025 };
1026
1027 nsChannelBSC *create_channelbsc(IMoniker *mon)
1028 {
1029     nsChannelBSC *ret = heap_alloc_zero(sizeof(*ret));
1030
1031     init_bscallback(&ret->bsc, &nsChannelBSCVtbl, mon, BINDF_ASYNCHRONOUS | BINDF_ASYNCSTORAGE | BINDF_PULLDATA);
1032
1033     return ret;
1034 }
1035
1036 IMoniker *get_channelbsc_mon(nsChannelBSC *This)
1037 {
1038     if(This->bsc.mon)
1039         IMoniker_AddRef(This->bsc.mon);
1040     return This->bsc.mon;
1041 }
1042
1043 void set_document_bscallback(HTMLDocument *doc, nsChannelBSC *callback)
1044 {
1045     BSCallback *iter;
1046
1047     if(doc->bscallback) {
1048         if(doc->bscallback->bsc.binding)
1049             IBinding_Abort(doc->bscallback->bsc.binding);
1050         doc->bscallback->bsc.doc = NULL;
1051         IBindStatusCallback_Release(STATUSCLB(&doc->bscallback->bsc));
1052     }
1053
1054     LIST_FOR_EACH_ENTRY(iter, &doc->bindings, BSCallback, entry) {
1055         iter->doc = NULL;
1056         list_remove(&iter->entry);
1057     }
1058
1059     doc->bscallback = callback;
1060
1061     if(callback) {
1062         IBindStatusCallback_AddRef(STATUSCLB(&callback->bsc));
1063         callback->bsc.doc = doc;
1064     }
1065 }
1066
1067 HRESULT channelbsc_load_stream(nsChannelBSC *bscallback, IStream *stream)
1068 {
1069     HRESULT hres;
1070
1071     const char text_html[] = "text/html";
1072
1073     add_nsrequest(bscallback);
1074
1075     if(bscallback->nschannel)
1076         bscallback->nschannel->content_type = heap_strdupA(text_html);
1077
1078     hres = read_stream_data(bscallback, stream);
1079     IBindStatusCallback_OnStopBinding(STATUSCLB(&bscallback->bsc), hres, ERROR_SUCCESS);
1080
1081     return hres;
1082 }
1083
1084 void channelbsc_set_channel(nsChannelBSC *This, nsChannel *channel, nsIStreamListener *listener, nsISupports *context)
1085 {
1086     nsIChannel_AddRef(NSCHANNEL(channel));
1087     This->nschannel = channel;
1088
1089     nsIStreamListener_AddRef(listener);
1090     This->nslistener = listener;
1091
1092     if(context) {
1093         nsISupports_AddRef(context);
1094         This->nscontext = context;
1095     }
1096 }
1097
1098 void hlink_frame_navigate(HTMLDocument *doc, IHlinkFrame *hlink_frame,
1099                           LPCWSTR uri, nsIInputStream *post_data_stream, DWORD hlnf)
1100 {
1101     BSCallback *callback;
1102     IBindCtx *bindctx;
1103     IMoniker *mon;
1104     IHlink *hlink;
1105     HRESULT hr;
1106
1107     callback = &create_channelbsc(NULL)->bsc;
1108
1109     if(post_data_stream) {
1110         parse_post_data(post_data_stream, &callback->headers, &callback->post_data,
1111                         &callback->post_data_len);
1112         TRACE("headers = %s post_data = %s\n", debugstr_w(callback->headers),
1113               debugstr_an(callback->post_data, callback->post_data_len));
1114     }
1115
1116     hr = CreateAsyncBindCtx(0, STATUSCLB(callback), NULL, &bindctx);
1117     if (FAILED(hr)) {
1118         IBindStatusCallback_Release(STATUSCLB(callback));
1119         return;
1120     }
1121
1122     hr = CoCreateInstance(&CLSID_StdHlink, NULL, CLSCTX_INPROC_SERVER, &IID_IHlink, (LPVOID*)&hlink);
1123     if (FAILED(hr)) {
1124         IBindCtx_Release(bindctx);
1125         IBindStatusCallback_Release(STATUSCLB(callback));
1126         return;
1127     }
1128
1129     hr = CreateURLMoniker(NULL, uri, &mon);
1130     if (SUCCEEDED(hr)) {
1131         IHlink_SetMonikerReference(hlink, 0, mon, NULL);
1132
1133         if(hlnf & HLNF_OPENINNEWWINDOW) {
1134             static const WCHAR wszBlank[] = {'_','b','l','a','n','k',0};
1135             IHlink_SetTargetFrameName(hlink, wszBlank); /* FIXME */
1136         }
1137
1138         IHlinkFrame_Navigate(hlink_frame, hlnf, bindctx, STATUSCLB(callback), hlink);
1139
1140         IMoniker_Release(mon);
1141     }
1142
1143     IBindCtx_Release(bindctx);
1144     IBindStatusCallback_Release(STATUSCLB(callback));
1145 }