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 #define NSINSTREAM(x) ((nsIInputStream*) &(x)->lpInputStreamVtbl)
  45
  46 #define NSINSTREAM_THIS(iface) DEFINE_THIS(nsProtocolStream, InputStream, iface)
  47
  48 static nsresult NSAPI nsInputStream_QueryInterface(nsIInputStream *iface, nsIIDRef riid,
  49                                                    nsQIResult result)
  50 {
  51     nsProtocolStream *This = NSINSTREAM_THIS(iface);
  52
  53     *result = NULL;
  54
  55     if(IsEqualGUID(&IID_nsISupports, riid)) {
  56         TRACE("(%p)->(IID_nsISupports %p)\n", This, result);
  57         *result  = NSINSTREAM(This);
  58     }else if(IsEqualGUID(&IID_nsIInputStream, riid)) {
  59         TRACE("(%p)->(IID_nsIInputStream %p)\n", This, result);
  60         *result  = NSINSTREAM(This);
  61     }
  62
  63     if(*result) {
  64         nsIInputStream_AddRef(NSINSTREAM(This));
  65         return NS_OK;
  66     }
  67
  68     WARN("unsupported interface %s\n", debugstr_guid(riid));
  69     return NS_NOINTERFACE;
  70 }
  71
  72 static nsrefcnt NSAPI nsInputStream_AddRef(nsIInputStream *iface)
  73 {
  74     nsProtocolStream *This = NSINSTREAM_THIS(iface);
  75     LONG ref = InterlockedIncrement(&This->ref);
  76
  77     TRACE("(%p) ref=%d\n", This, ref);
  78
  79     return ref;
  80 }
  81
  82
  83 static nsrefcnt NSAPI nsInputStream_Release(nsIInputStream *iface)
  84 {
  85     nsProtocolStream *This = NSINSTREAM_THIS(iface);
  86     LONG ref = InterlockedDecrement(&This->ref);
  87
  88     TRACE("(%p) ref=%d\n", This, ref);
  89
  90     if(!ref)
  91         heap_free(This);
  92
  93     return ref;
  94 }
  95
  96 static nsresult NSAPI nsInputStream_Close(nsIInputStream *iface)
  97 {
  98     nsProtocolStream *This = NSINSTREAM_THIS(iface);
  99     FIXME("(%p)\n", This);
 100     return NS_ERROR_NOT_IMPLEMENTED;
 101 }
 102
 103 static nsresult NSAPI nsInputStream_Available(nsIInputStream *iface, PRUint32 *_retval)
 104 {
 105     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 106     FIXME("(%p)->(%p)\n", This, _retval);
 107     return NS_ERROR_NOT_IMPLEMENTED;
 108 }
 109
 110 static nsresult NSAPI nsInputStream_Read(nsIInputStream *iface, char *aBuf, PRUint32 aCount,
 111                                          PRUint32 *_retval)
 112 {
 113     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 114
 115     TRACE("(%p)->(%p %d %p)\n", This, aBuf, aCount, _retval);
 116
 117     /* Gecko always calls Read with big enough buffer */
 118     if(aCount < This->buf_size)
 119         FIXME("aCount < This->buf_size\n");
 120
 121     *_retval = This->buf_size;
 122     if(This->buf_size)
 123         memcpy(aBuf, This->buf, This->buf_size);
 124     This->buf_size = 0;
 125
 126     return NS_OK;
 127 }
 128
 129 static nsresult NSAPI nsInputStream_ReadSegments(nsIInputStream *iface,
 130         nsresult (WINAPI *aWriter)(nsIInputStream*,void*,const char*,PRUint32,PRUint32,PRUint32*),
 131         void *aClousure, PRUint32 aCount, PRUint32 *_retval)
 132 {
 133     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 134     PRUint32 written = 0;
 135     nsresult nsres;
 136
 137     TRACE("(%p)->(%p %p %d %p)\n", This, aWriter, aClousure, aCount, _retval);
 138
 139     if(!This->buf_size)
 140         return S_OK;
 141
 142     if(This->buf_size > aCount)
 143         FIXME("buf_size > aCount\n");
 144
 145     nsres = aWriter(NSINSTREAM(This), aClousure, This->buf, 0, This->buf_size, &written);
 146     if(NS_FAILED(nsres))
 147         TRACE("aWritter failed: %08x\n", nsres);
 148     else if(written != This->buf_size)
 149         FIXME("written %d != buf_size %d\n", written, This->buf_size);
 150
 151     This->buf_size -= written;
 152
 153     *_retval = written;
 154     return nsres;
 155 }
 156
 157 static nsresult NSAPI nsInputStream_IsNonBlocking(nsIInputStream *iface, PRBool *_retval)
 158 {
 159     nsProtocolStream *This = NSINSTREAM_THIS(iface);
 160     FIXME("(%p)->(%p)\n", This, _retval);
 161     return NS_ERROR_NOT_IMPLEMENTED;
 162 }
 163
 164 #undef NSINSTREAM_THIS
 165
 166 static const nsIInputStreamVtbl nsInputStreamVtbl = {
 167     nsInputStream_QueryInterface,
 168     nsInputStream_AddRef,
 169     nsInputStream_Release,
 170     nsInputStream_Close,
 171     nsInputStream_Available,
 172     nsInputStream_Read,
 173     nsInputStream_ReadSegments,
 174     nsInputStream_IsNonBlocking
 175 };
 176
 177 static nsProtocolStream *create_nsprotocol_stream(void)
 178 {
 179     nsProtocolStream *ret = heap_alloc(sizeof(nsProtocolStream));
 180
 181     ret->lpInputStreamVtbl = &nsInputStreamVtbl;
 182     ret->ref = 1;
 183     ret->buf_size = 0;
 184
 185     return ret;
 186 }
 187
 188 static HRESULT read_stream_data(BSCallback *This, IStream *stream)
 189 {
 190     nsresult nsres;
 191     HRESULT hres;
 192
 193     if(!This->nslistener) {
 194         BYTE buf[1024];
 195         DWORD read;
 196
 197         do {
 198             read = 0;
 199             hres = IStream_Read(stream, buf, sizeof(buf), &read);
 200         }while(hres == S_OK && read);
 201
 202         return S_OK;
 203     }
 204
 205     if(!This->nsstream)
 206         This->nsstream = create_nsprotocol_stream();
 207
 208     do {
 209         hres = IStream_Read(stream, This->nsstream->buf, sizeof(This->nsstream->buf),
 210                 &This->nsstream->buf_size);
 211         if(!This->nsstream->buf_size)
 212             break;
 213
 214         if(!This->readed && This->nsstream->buf_size >= 2 && *(WORD*)This->nsstream->buf == 0xfeff) {
 215             This->nschannel->charset = heap_alloc(sizeof(UTF16_STR));
 216             memcpy(This->nschannel->charset, UTF16_STR, sizeof(UTF16_STR));
 217         }
 218
 219         if(!This->readed) {
 220             nsres = nsIStreamListener_OnStartRequest(This->nslistener,
 221                     (nsIRequest*)NSCHANNEL(This->nschannel), This->nscontext);
 222             if(NS_FAILED(nsres))
 223                 FIXME("OnStartRequest failed: %08x\n", nsres);
 224
 225             /* events are reset when a new document URI is loaded, so re-initialise them here */
 226             if(This->doc && This->doc->bscallback == This && This->doc->nscontainer)
 227                 init_nsevents(This->doc->nscontainer);
 228         }
 229
 230         This->readed += This->nsstream->buf_size;
 231
 232         nsres = nsIStreamListener_OnDataAvailable(This->nslistener,
 233                 (nsIRequest*)NSCHANNEL(This->nschannel), This->nscontext,
 234                 NSINSTREAM(This->nsstream), This->readed-This->nsstream->buf_size,
 235                 This->nsstream->buf_size);
 236         if(NS_FAILED(nsres))
 237             ERR("OnDataAvailable failed: %08x\n", nsres);
 238
 239         if(This->nsstream->buf_size)
 240             FIXME("buffer is not empty!\n");
 241     }while(hres == S_OK);
 242
 243     return S_OK;
 244 }
 245
 246 static void add_nsrequest(BSCallback *This)
 247 {
 248     if(This->nschannel && This->nschannel->load_group) {
 249         nsresult nsres = nsILoadGroup_AddRequest(This->nschannel->load_group,
 250                 (nsIRequest*)NSCHANNEL(This->nschannel), This->nscontext);
 251
 252         if(NS_FAILED(nsres))
 253             ERR("AddRequest failed:%08x\n", nsres);
 254     }
 255 }
 256
 257 static void on_stop_nsrequest(BSCallback *This) {
 258     if(This->nslistener)
 259         nsIStreamListener_OnStopRequest(This->nslistener, (nsIRequest*)NSCHANNEL(This->nschannel),
 260                 This->nscontext, NS_OK);
 261 }
 262
 263 #define STATUSCLB_THIS(iface) DEFINE_THIS(BSCallback, BindStatusCallback, iface)
 264
 265 static HRESULT WINAPI BindStatusCallback_QueryInterface(IBindStatusCallback *iface,
 266         REFIID riid, void **ppv)
 267 {
 268     BSCallback *This = STATUSCLB_THIS(iface);
 269
 270     *ppv = NULL;
 271     if(IsEqualGUID(&IID_IUnknown, riid)) {
 272         TRACE("(%p)->(IID_IUnknown, %p)\n", This, ppv);
 273         *ppv = STATUSCLB(This);
 274     }else if(IsEqualGUID(&IID_IBindStatusCallback, riid)) {
 275         TRACE("(%p)->(IID_IBindStatusCallback, %p)\n", This, ppv);
 276         *ppv = STATUSCLB(This);
 277     }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
 278         TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
 279         *ppv = SERVPROV(This);
 280     }else if(IsEqualGUID(&IID_IHttpNegotiate, riid)) {
 281         TRACE("(%p)->(IID_IHttpNegotiate %p)\n", This, ppv);
 282         *ppv = HTTPNEG(This);
 283     }else if(IsEqualGUID(&IID_IHttpNegotiate2, riid)) {
 284         TRACE("(%p)->(IID_IHttpNegotiate2 %p)\n", This, ppv);
 285         *ppv = HTTPNEG(This);
 286     }else if(IsEqualGUID(&IID_IInternetBindInfo, riid)) {
 287         TRACE("(%p)->(IID_IInternetBindInfo %p)\n", This, ppv);
 288         *ppv = BINDINFO(This);
 289     }
 290
 291     if(*ppv) {
 292         IBindStatusCallback_AddRef(STATUSCLB(This));
 293         return S_OK;
 294     }
 295
 296     TRACE("Unsupported riid = %s\n", debugstr_guid(riid));
 297     return E_NOINTERFACE;
 298 }
 299
 300 static ULONG WINAPI BindStatusCallback_AddRef(IBindStatusCallback *iface)
 301 {
 302     BSCallback *This = STATUSCLB_THIS(iface);
 303     LONG ref = InterlockedIncrement(&This->ref);
 304
 305     TRACE("(%p) ref = %d\n", This, ref);
 306
 307     return ref;
 308 }
 309
 310 static ULONG WINAPI BindStatusCallback_Release(IBindStatusCallback *iface)
 311 {
 312     BSCallback *This = STATUSCLB_THIS(iface);
 313     LONG ref = InterlockedDecrement(&This->ref);
 314
 315     TRACE("(%p) ref = %d\n", This, ref);
 316
 317     if(!ref) {
 318         if(This->post_data)
 319             GlobalFree(This->post_data);
 320         if(This->nschannel)
 321             nsIChannel_Release(NSCHANNEL(This->nschannel));
 322         if(This->nslistener)
 323             nsIStreamListener_Release(This->nslistener);
 324         if(This->nscontext)
 325             nsISupports_Release(This->nscontext);
 326         if(This->nsstream)
 327             nsIInputStream_Release(NSINSTREAM(This->nsstream));
 328         if(This->mon)
 329             IMoniker_Release(This->mon);
 330         if(This->binding)
 331             IBinding_Release(This->binding);
 332         list_remove(&This->entry);
 333         heap_free(This->headers);
 334         heap_free(This);
 335     }
 336
 337     return ref;
 338 }
 339
 340 static HRESULT WINAPI BindStatusCallback_OnStartBinding(IBindStatusCallback *iface,
 341         DWORD dwReserved, IBinding *pbind)
 342 {
 343     BSCallback *This = STATUSCLB_THIS(iface);
 344
 345     TRACE("(%p)->(%d %p)\n", This, dwReserved, pbind);
 346
 347     IBinding_AddRef(pbind);
 348     This->binding = pbind;
 349
 350     if(This->doc)
 351         list_add_head(&This->doc->bindings, &This->entry);
 352
 353     add_nsrequest(This);
 354
 355     return S_OK;
 356 }
 357
 358 static HRESULT WINAPI BindStatusCallback_GetPriority(IBindStatusCallback *iface, LONG *pnPriority)
 359 {
 360     BSCallback *This = STATUSCLB_THIS(iface);
 361     FIXME("(%p)->(%p)\n", This, pnPriority);
 362     return E_NOTIMPL;
 363 }
 364
 365 static HRESULT WINAPI BindStatusCallback_OnLowResource(IBindStatusCallback *iface, DWORD reserved)
 366 {
 367     BSCallback *This = STATUSCLB_THIS(iface);
 368     FIXME("(%p)->(%d)\n", This, reserved);
 369     return E_NOTIMPL;
 370 }
 371
 372 static HRESULT WINAPI BindStatusCallback_OnProgress(IBindStatusCallback *iface, ULONG ulProgress,
 373         ULONG ulProgressMax, ULONG ulStatusCode, LPCWSTR szStatusText)
 374 {
 375     BSCallback *This = STATUSCLB_THIS(iface);
 376
 377     TRACE("%p)->(%u %u %u %s)\n", This, ulProgress, ulProgressMax, ulStatusCode,
 378             debugstr_w(szStatusText));
 379
 380     switch(ulStatusCode) {
 381     case BINDSTATUS_MIMETYPEAVAILABLE: {
 382         int len;
 383
 384         if(!This->nschannel)
 385             return S_OK;
 386         heap_free(This->nschannel->content);
 387
 388         len = WideCharToMultiByte(CP_ACP, 0, szStatusText, -1, NULL, 0, NULL, NULL);
 389         This->nschannel->content = heap_alloc(len*sizeof(WCHAR));
 390         WideCharToMultiByte(CP_ACP, 0, szStatusText, -1, This->nschannel->content, -1, NULL, NULL);
 391     }
 392     }
 393
 394     return S_OK;
 395 }
 396
 397 static HRESULT WINAPI BindStatusCallback_OnStopBinding(IBindStatusCallback *iface,
 398         HRESULT hresult, LPCWSTR szError)
 399 {
 400     BSCallback *This = STATUSCLB_THIS(iface);
 401
 402     TRACE("(%p)->(%08x %s)\n", This, hresult, debugstr_w(szError));
 403
 404     if(This->binding) {
 405         IBinding_Release(This->binding);
 406         This->binding = NULL;
 407     }
 408
 409     on_stop_nsrequest(This);
 410
 411     if(This->nslistener) {
 412         if(This->nschannel->load_group) {
 413             nsresult nsres;
 414
 415             nsres = nsILoadGroup_RemoveRequest(This->nschannel->load_group,
 416                     (nsIRequest*)NSCHANNEL(This->nschannel), NULL, NS_OK);
 417             if(NS_FAILED(nsres))
 418                 ERR("RemoveRequest failed: %08x\n", nsres);
 419         }
 420     }
 421
 422     list_remove(&This->entry);
 423
 424     if(FAILED(hresult))
 425         return S_OK;
 426
 427     if(This->doc && This->doc->bscallback == This && !This->doc->nscontainer) {
 428         task_t *task = heap_alloc(sizeof(task_t));
 429
 430         task->doc = This->doc;
 431         task->task_id = TASK_PARSECOMPLETE;
 432         task->next = NULL;
 433
 434         /*
 435          * This should be done in the worker thread that parses HTML,
 436          * but we don't have such thread.
 437          */
 438         push_task(task);
 439     }
 440
 441     return S_OK;
 442 }
 443
 444 static HRESULT WINAPI BindStatusCallback_GetBindInfo(IBindStatusCallback *iface,
 445         DWORD *grfBINDF, BINDINFO *pbindinfo)
 446 {
 447     BSCallback *This = STATUSCLB_THIS(iface);
 448     DWORD size;
 449
 450     TRACE("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 451
 452     *grfBINDF = BINDF_ASYNCHRONOUS | BINDF_ASYNCSTORAGE | BINDF_PULLDATA;
 453
 454     size = pbindinfo->cbSize;
 455     memset(pbindinfo, 0, size);
 456     pbindinfo->cbSize = size;
 457
 458     pbindinfo->cbstgmedData = This->post_data_len;
 459     pbindinfo->dwCodePage = CP_UTF8;
 460     pbindinfo->dwOptions = 0x80000;
 461
 462     if(This->post_data) {
 463         pbindinfo->dwBindVerb = BINDVERB_POST;
 464
 465         pbindinfo->stgmedData.tymed = TYMED_HGLOBAL;
 466         pbindinfo->stgmedData.u.hGlobal = This->post_data;
 467         pbindinfo->stgmedData.pUnkForRelease = (IUnknown*)STATUSCLB(This);
 468         IBindStatusCallback_AddRef(STATUSCLB(This));
 469     }
 470
 471     return S_OK;
 472 }
 473
 474 static HRESULT WINAPI BindStatusCallback_OnDataAvailable(IBindStatusCallback *iface,
 475         DWORD grfBSCF, DWORD dwSize, FORMATETC *pformatetc, STGMEDIUM *pstgmed)
 476 {
 477     BSCallback *This = STATUSCLB_THIS(iface);
 478
 479     TRACE("(%p)->(%08x %d %p %p)\n", This, grfBSCF, dwSize, pformatetc, pstgmed);
 480
 481     return read_stream_data(This, pstgmed->u.pstm);
 482 }
 483
 484 static HRESULT WINAPI BindStatusCallback_OnObjectAvailable(IBindStatusCallback *iface,
 485         REFIID riid, IUnknown *punk)
 486 {
 487     BSCallback *This = STATUSCLB_THIS(iface);
 488     FIXME("(%p)->(%s %p)\n", This, debugstr_guid(riid), punk);
 489     return E_NOTIMPL;
 490 }
 491
 492 #undef STATUSCLB_THIS
 493
 494 static const IBindStatusCallbackVtbl BindStatusCallbackVtbl = {
 495     BindStatusCallback_QueryInterface,
 496     BindStatusCallback_AddRef,
 497     BindStatusCallback_Release,
 498     BindStatusCallback_OnStartBinding,
 499     BindStatusCallback_GetPriority,
 500     BindStatusCallback_OnLowResource,
 501     BindStatusCallback_OnProgress,
 502     BindStatusCallback_OnStopBinding,
 503     BindStatusCallback_GetBindInfo,
 504     BindStatusCallback_OnDataAvailable,
 505     BindStatusCallback_OnObjectAvailable
 506 };
 507
 508 #define HTTPNEG_THIS(iface) DEFINE_THIS(BSCallback, HttpNegotiate2, iface)
 509
 510 static HRESULT WINAPI HttpNegotiate_QueryInterface(IHttpNegotiate2 *iface,
 511                                                    REFIID riid, void **ppv)
 512 {
 513     BSCallback *This = HTTPNEG_THIS(iface);
 514     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
 515 }
 516
 517 static ULONG WINAPI HttpNegotiate_AddRef(IHttpNegotiate2 *iface)
 518 {
 519     BSCallback *This = HTTPNEG_THIS(iface);
 520     return IBindStatusCallback_AddRef(STATUSCLB(This));
 521 }
 522
 523 static ULONG WINAPI HttpNegotiate_Release(IHttpNegotiate2 *iface)
 524 {
 525     BSCallback *This = HTTPNEG_THIS(iface);
 526     return IBindStatusCallback_Release(STATUSCLB(This));
 527 }
 528
 529 static HRESULT WINAPI HttpNegotiate_BeginningTransaction(IHttpNegotiate2 *iface,
 530         LPCWSTR szURL, LPCWSTR szHeaders, DWORD dwReserved, LPWSTR *pszAdditionalHeaders)
 531 {
 532     BSCallback *This = HTTPNEG_THIS(iface);
 533     DWORD size;
 534
 535     TRACE("(%p)->(%s %s %d %p)\n", This, debugstr_w(szURL), debugstr_w(szHeaders),
 536           dwReserved, pszAdditionalHeaders);
 537
 538     if(!This->headers) {
 539         *pszAdditionalHeaders = NULL;
 540         return S_OK;
 541     }
 542
 543     size = (strlenW(This->headers)+1)*sizeof(WCHAR);
 544     *pszAdditionalHeaders = CoTaskMemAlloc(size);
 545     memcpy(*pszAdditionalHeaders, This->headers, size);
 546
 547     return S_OK;
 548 }
 549
 550 static HRESULT WINAPI HttpNegotiate_OnResponse(IHttpNegotiate2 *iface, DWORD dwResponseCode,
 551         LPCWSTR szResponseHeaders, LPCWSTR szRequestHeaders, LPWSTR *pszAdditionalRequestHeaders)
 552 {
 553     BSCallback *This = HTTPNEG_THIS(iface);
 554     FIXME("(%p)->(%d %s %s %p)\n", This, dwResponseCode, debugstr_w(szResponseHeaders),
 555           debugstr_w(szRequestHeaders), pszAdditionalRequestHeaders);
 556     return E_NOTIMPL;
 557 }
 558
 559 static HRESULT WINAPI HttpNegotiate_GetRootSecurityId(IHttpNegotiate2 *iface,
 560         BYTE *pbSecurityId, DWORD *pcbSecurityId, DWORD_PTR dwReserved)
 561 {
 562     BSCallback *This = HTTPNEG_THIS(iface);
 563     FIXME("(%p)->(%p %p %ld)\n", This, pbSecurityId, pcbSecurityId, dwReserved);
 564     return E_NOTIMPL;
 565 }
 566
 567 #undef HTTPNEG
 568
 569 static const IHttpNegotiate2Vtbl HttpNegotiate2Vtbl = {
 570     HttpNegotiate_QueryInterface,
 571     HttpNegotiate_AddRef,
 572     HttpNegotiate_Release,
 573     HttpNegotiate_BeginningTransaction,
 574     HttpNegotiate_OnResponse,
 575     HttpNegotiate_GetRootSecurityId
 576 };
 577
 578 #define BINDINFO_THIS(iface) DEFINE_THIS(BSCallback, InternetBindInfo, iface)
 579
 580 static HRESULT WINAPI InternetBindInfo_QueryInterface(IInternetBindInfo *iface,
 581                                                       REFIID riid, void **ppv)
 582 {
 583     BSCallback *This = BINDINFO_THIS(iface);
 584     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
 585 }
 586
 587 static ULONG WINAPI InternetBindInfo_AddRef(IInternetBindInfo *iface)
 588 {
 589     BSCallback *This = BINDINFO_THIS(iface);
 590     return IBindStatusCallback_AddRef(STATUSCLB(This));
 591 }
 592
 593 static ULONG WINAPI InternetBindInfo_Release(IInternetBindInfo *iface)
 594 {
 595     BSCallback *This = BINDINFO_THIS(iface);
 596     return IBindStatusCallback_Release(STATUSCLB(This));
 597 }
 598
 599 static HRESULT WINAPI InternetBindInfo_GetBindInfo(IInternetBindInfo *iface,
 600                                                    DWORD *grfBINDF, BINDINFO *pbindinfo)
 601 {
 602     BSCallback *This = BINDINFO_THIS(iface);
 603     FIXME("(%p)->(%p %p)\n", This, grfBINDF, pbindinfo);
 604     return E_NOTIMPL;
 605 }
 606
 607 static HRESULT WINAPI InternetBindInfo_GetBindString(IInternetBindInfo *iface,
 608         ULONG ulStringType, LPOLESTR *ppwzStr, ULONG cEl, ULONG *pcElFetched)
 609 {
 610     BSCallback *This = BINDINFO_THIS(iface);
 611     FIXME("(%p)->(%u %p %u %p)\n", This, ulStringType, ppwzStr, cEl, pcElFetched);
 612     return E_NOTIMPL;
 613 }
 614
 615 #undef BINDINFO_THIS
 616
 617 static const IInternetBindInfoVtbl InternetBindInfoVtbl = {
 618     InternetBindInfo_QueryInterface,
 619     InternetBindInfo_AddRef,
 620     InternetBindInfo_Release,
 621     InternetBindInfo_GetBindInfo,
 622     InternetBindInfo_GetBindString
 623 };
 624
 625 #define SERVPROV_THIS(iface) DEFINE_THIS(BSCallback, ServiceProvider, iface)
 626
 627 static HRESULT WINAPI BSCServiceProvider_QueryInterface(IServiceProvider *iface,
 628                                                         REFIID riid, void **ppv)
 629 {
 630     BSCallback *This = SERVPROV_THIS(iface);
 631     return IBindStatusCallback_QueryInterface(STATUSCLB(This), riid, ppv);
 632 }
 633
 634 static ULONG WINAPI BSCServiceProvider_AddRef(IServiceProvider *iface)
 635 {
 636     BSCallback *This = SERVPROV_THIS(iface);
 637     return IBindStatusCallback_AddRef(STATUSCLB(This));
 638 }
 639
 640 static ULONG WINAPI BSCServiceProvider_Release(IServiceProvider *iface)
 641 {
 642     BSCallback *This = SERVPROV_THIS(iface);
 643     return IBindStatusCallback_Release(STATUSCLB(This));
 644 }
 645
 646 static HRESULT WINAPI BSCServiceProvider_QueryService(IServiceProvider *iface,
 647         REFGUID guidService, REFIID riid, void **ppv)
 648 {
 649     BSCallback *This = SERVPROV_THIS(iface);
 650     TRACE("(%p)->(%s %s %p)\n", This, debugstr_guid(guidService), debugstr_guid(riid), ppv);
 651     return E_NOINTERFACE;
 652 }
 653
 654 #undef SERVPROV_THIS
 655
 656 static const IServiceProviderVtbl ServiceProviderVtbl = {
 657     BSCServiceProvider_QueryInterface,
 658     BSCServiceProvider_AddRef,
 659     BSCServiceProvider_Release,
 660     BSCServiceProvider_QueryService
 661 };
 662
 663 BSCallback *create_bscallback(IMoniker *mon)
 664 {
 665     BSCallback *ret = heap_alloc(sizeof(BSCallback));
 666
 667     ret->lpBindStatusCallbackVtbl = &BindStatusCallbackVtbl;
 668     ret->lpServiceProviderVtbl    = &ServiceProviderVtbl;
 669     ret->lpHttpNegotiate2Vtbl     = &HttpNegotiate2Vtbl;
 670     ret->lpInternetBindInfoVtbl   = &InternetBindInfoVtbl;
 671     ret->ref = 1;
 672     ret->post_data = NULL;
 673     ret->headers = NULL;
 674     ret->post_data_len = 0;
 675     ret->readed = 0;
 676     ret->nschannel = NULL;
 677     ret->nslistener = NULL;
 678     ret->nscontext = NULL;
 679     ret->nsstream = NULL;
 680     ret->binding = NULL;
 681     ret->doc = NULL;
 682
 683     list_init(&ret->entry);
 684
 685     if(mon)
 686         IMoniker_AddRef(mon);
 687     ret->mon = mon;
 688
 689     return ret;
 690 }
 691
 692 /* Calls undocumented 84 cmd of CGID_ShellDocView */
 693 static void call_docview_84(HTMLDocument *doc)
 694 {
 695     IOleCommandTarget *olecmd;
 696     VARIANT var;
 697     HRESULT hres;
 698
 699     if(!doc->client)
 700         return;
 701
 702     hres = IOleClientSite_QueryInterface(doc->client, &IID_IOleCommandTarget, (void**)&olecmd);
 703     if(FAILED(hres))
 704         return;
 705
 706     VariantInit(&var);
 707     hres = IOleCommandTarget_Exec(olecmd, &CGID_ShellDocView, 84, 0, NULL, &var);
 708     IOleCommandTarget_Release(olecmd);
 709     if(SUCCEEDED(hres) && V_VT(&var) != VT_NULL)
 710         FIXME("handle result\n");
 711 }
 712
 713 static void parse_post_data(nsIInputStream *post_data_stream, LPWSTR *headers_ret,
 714                             HGLOBAL *post_data_ret, ULONG *post_data_len_ret)
 715 {
 716     PRUint32 post_data_len = 0, available = 0;
 717     HGLOBAL post_data = NULL;
 718     LPWSTR headers = NULL;
 719     DWORD headers_len = 0, len;
 720     const char *ptr, *ptr2, *post_data_end;
 721
 722     nsIInputStream_Available(post_data_stream, &available);
 723     post_data = GlobalAlloc(0, available+1);
 724     nsIInputStream_Read(post_data_stream, post_data, available, &post_data_len);
 725
 726     TRACE("post_data = %s\n", debugstr_an(post_data, post_data_len));
 727
 728     ptr = ptr2 = post_data;
 729     post_data_end = (const char*)post_data+post_data_len;
 730
 731     while(ptr < post_data_end && (*ptr != '\r' || ptr[1] != '\n')) {
 732         while(ptr < post_data_end && (*ptr != '\r' || ptr[1] != '\n'))
 733             ptr++;
 734
 735         if(!*ptr) {
 736             FIXME("*ptr = 0\n");
 737             return;
 738         }
 739
 740         ptr += 2;
 741
 742         if(ptr-ptr2 >= sizeof(CONTENT_LENGTH)
 743            && CompareStringA(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE,
 744                              CONTENT_LENGTH, sizeof(CONTENT_LENGTH)-1,
 745                              ptr2, sizeof(CONTENT_LENGTH)-1) == CSTR_EQUAL) {
 746             ptr2 = ptr;
 747             continue;
 748         }
 749
 750         len = MultiByteToWideChar(CP_ACP, 0, ptr2, ptr-ptr2, NULL, 0);
 751
 752         if(headers)
 753             headers = heap_realloc(headers,(headers_len+len+1)*sizeof(WCHAR));
 754         else
 755             headers = heap_alloc((len+1)*sizeof(WCHAR));
 756
 757         len = MultiByteToWideChar(CP_ACP, 0, ptr2, ptr-ptr2, headers+headers_len, -1);
 758         headers_len += len;
 759
 760         ptr2 = ptr;
 761     }
 762
 763     headers[headers_len] = 0;
 764     *headers_ret = headers;
 765
 766     if(ptr >= post_data_end-2) {
 767         GlobalFree(post_data);
 768         return;
 769     }
 770
 771     ptr += 2;
 772
 773     if(headers_len) {
 774         post_data_len -= ptr-(const char*)post_data;
 775         memmove(post_data, ptr, post_data_len);
 776         post_data = GlobalReAlloc(post_data, post_data_len+1, 0);
 777     }
 778
 779     *post_data_ret = post_data;
 780     *post_data_len_ret = post_data_len;
 781 }
 782
 783 void hlink_frame_navigate(HTMLDocument *doc, IHlinkFrame *hlink_frame,
 784                           LPCWSTR uri, nsIInputStream *post_data_stream, DWORD hlnf)
 785 {
 786     BSCallback *callback;
 787     IBindCtx *bindctx;
 788     IMoniker *mon;
 789     IHlink *hlink;
 790     HRESULT hr;
 791
 792     callback = create_bscallback(NULL);
 793
 794     if(post_data_stream) {
 795         parse_post_data(post_data_stream, &callback->headers, &callback->post_data,
 796                         &callback->post_data_len);
 797         TRACE("headers = %s post_data = %s\n", debugstr_w(callback->headers),
 798               debugstr_an(callback->post_data, callback->post_data_len));
 799     }
 800
 801     hr = CreateAsyncBindCtx(0, STATUSCLB(callback), NULL, &bindctx);
 802     if (FAILED(hr)) {
 803         IBindStatusCallback_Release(STATUSCLB(callback));
 804         return;
 805     }
 806
 807     hr = CoCreateInstance(&CLSID_StdHlink, NULL, CLSCTX_INPROC_SERVER, &IID_IHlink, (LPVOID*)&hlink);
 808     if (FAILED(hr)) {
 809         IBindCtx_Release(bindctx);
 810         IBindStatusCallback_Release(STATUSCLB(callback));
 811         return;
 812     }
 813
 814     hr = CreateURLMoniker(NULL, uri, &mon);
 815     if (SUCCEEDED(hr)) {
 816         IHlink_SetMonikerReference(hlink, 0, mon, NULL);
 817
 818         if(hlnf & HLNF_OPENINNEWWINDOW) {
 819             static const WCHAR wszBlank[] = {'_','b','l','a','n','k',0};
 820             IHlink_SetTargetFrameName(hlink, wszBlank); /* FIXME */
 821         }
 822
 823         IHlinkFrame_Navigate(hlink_frame, hlnf, bindctx, STATUSCLB(callback), hlink);
 824
 825         IMoniker_Release(mon);
 826     }
 827
 828     IBindCtx_Release(bindctx);
 829     IBindStatusCallback_Release(STATUSCLB(callback));
 830 }
 831
 832 HRESULT start_binding(HTMLDocument *doc, BSCallback *bscallback, IBindCtx *bctx)
 833 {
 834     IStream *str = NULL;
 835     HRESULT hres;
 836
 837     bscallback->doc = doc;
 838     call_docview_84(bscallback->doc);
 839
 840     if(bctx) {
 841         RegisterBindStatusCallback(bctx, STATUSCLB(bscallback), NULL, 0);
 842         IBindCtx_AddRef(bctx);
 843     }else {
 844         hres = CreateAsyncBindCtx(0, STATUSCLB(bscallback), NULL, &bctx);
 845         if(FAILED(hres)) {
 846             WARN("CreateAsyncBindCtx failed: %08x\n", hres);
 847             on_stop_nsrequest(bscallback);
 848             return hres;
 849         }
 850     }
 851
 852     hres = IMoniker_BindToStorage(bscallback->mon, bctx, NULL, &IID_IStream, (void**)&str);
 853     IBindCtx_Release(bctx);
 854     if(FAILED(hres)) {
 855         WARN("BindToStorage failed: %08x\n", hres);
 856         on_stop_nsrequest(bscallback);
 857         return hres;
 858     }
 859
 860     if(str)
 861         IStream_Release(str);
 862
 863     IMoniker_Release(bscallback->mon);
 864     bscallback->mon = NULL;
 865
 866     return S_OK;
 867 }
 868
 869 void set_document_bscallback(HTMLDocument *doc, BSCallback *callback)
 870 {
 871     BSCallback *iter;
 872
 873     if(doc->bscallback) {
 874         if(doc->bscallback->binding)
 875             IBinding_Abort(doc->bscallback->binding);
 876         doc->bscallback->doc = NULL;
 877         IBindStatusCallback_Release(STATUSCLB(doc->bscallback));
 878     }
 879
 880     LIST_FOR_EACH_ENTRY(iter, &doc->bindings, BSCallback, entry) {
 881         iter->doc = NULL;
 882         list_remove(&iter->entry);
 883     }
 884
 885     doc->bscallback = callback;
 886
 887     if(callback) {
 888         IBindStatusCallback_AddRef(STATUSCLB(callback));
 889         callback->doc = doc;
 890     }
 891 }
 892
 893 HRESULT load_stream(BSCallback *bscallback, IStream *stream)
 894 {
 895     HRESULT hres;
 896
 897     const char text_html[] = "text/html";
 898
 899     add_nsrequest(bscallback);
 900
 901     if(bscallback->nschannel) {
 902         bscallback->nschannel->content = heap_alloc(sizeof(text_html));
 903         memcpy(bscallback->nschannel->content, text_html, sizeof(text_html));
 904     }
 905
 906     hres = read_stream_data(bscallback, stream);
 907     IBindStatusCallback_OnStopBinding(STATUSCLB(bscallback), hres, ERROR_SUCCESS);
 908
 909     return hres;
 910 }