dlls/urlmon/http.c

   1 /*
   2  * Copyright 2005 Jacek Caban
   3  * Copyright 2007 Misha Koshelev
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "urlmon_main.h"
  21 #include "wininet.h"
  22
  23 #define NO_SHLWAPI_REG
  24 #include "shlwapi.h"
  25
  26 #include "wine/debug.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
  29
  30 typedef struct {
  31     Protocol base;
  32
  33     IInternetProtocolEx IInternetProtocolEx_iface;
  34     IInternetPriority   IInternetPriority_iface;
  35     IWinInetHttpInfo    IWinInetHttpInfo_iface;
  36
  37     BOOL https;
  38     IHttpNegotiate *http_negotiate;
  39     WCHAR *full_header;
  40
  41     LONG ref;
  42 } HttpProtocol;
  43
  44 static inline HttpProtocol *impl_from_IInternetProtocolEx(IInternetProtocolEx *iface)
  45 {
  46     return CONTAINING_RECORD(iface, HttpProtocol, IInternetProtocolEx_iface);
  47 }
  48
  49 static inline HttpProtocol *impl_from_IInternetPriority(IInternetPriority *iface)
  50 {
  51     return CONTAINING_RECORD(iface, HttpProtocol, IInternetPriority_iface);
  52 }
  53
  54 static inline HttpProtocol *impl_from_IWinInetHttpInfo(IWinInetHttpInfo *iface)
  55 {
  56     return CONTAINING_RECORD(iface, HttpProtocol, IWinInetHttpInfo_iface);
  57 }
  58
  59 static const WCHAR default_headersW[] = {
  60     'A','c','c','e','p','t','-','E','n','c','o','d','i','n','g',':',' ','g','z','i','p',',',' ','d','e','f','l','a','t','e',0};
  61
  62 static LPWSTR query_http_info(HttpProtocol *This, DWORD option)
  63 {
  64     LPWSTR ret = NULL;
  65     DWORD len = 0;
  66     BOOL res;
  67
  68     res = HttpQueryInfoW(This->base.request, option, NULL, &len, NULL);
  69     if (!res && GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
  70         ret = heap_alloc(len);
  71         res = HttpQueryInfoW(This->base.request, option, ret, &len, NULL);
  72     }
  73     if(!res) {
  74         TRACE("HttpQueryInfoW(%d) failed: %08x\n", option, GetLastError());
  75         heap_free(ret);
  76         return NULL;
  77     }
  78
  79     return ret;
  80 }
  81
  82 static inline BOOL set_security_flag(HttpProtocol *This, DWORD new_flag)
  83 {
  84     DWORD flags, size = sizeof(flags);
  85     BOOL res;
  86
  87     res = InternetQueryOptionW(This->base.request, INTERNET_OPTION_SECURITY_FLAGS, &flags, &size);
  88     if(res) {
  89         flags |= new_flag;
  90         res = InternetSetOptionW(This->base.request, INTERNET_OPTION_SECURITY_FLAGS, &flags, size);
  91     }
  92     if(!res)
  93         ERR("Failed to set security flag(s): %x\n", new_flag);
  94
  95     return res;
  96 }
  97
  98 static inline HRESULT internet_error_to_hres(DWORD error)
  99 {
 100     switch(error)
 101     {
 102     case ERROR_INTERNET_SEC_CERT_DATE_INVALID:
 103     case ERROR_INTERNET_SEC_CERT_CN_INVALID:
 104     case ERROR_INTERNET_INVALID_CA:
 105     case ERROR_INTERNET_CLIENT_AUTH_CERT_NEEDED:
 106         return INET_E_INVALID_CERTIFICATE;
 107     case ERROR_INTERNET_HTTP_TO_HTTPS_ON_REDIR:
 108     case ERROR_INTERNET_HTTPS_TO_HTTP_ON_REDIR:
 109     case ERROR_HTTP_REDIRECT_NEEDS_CONFIRMATION:
 110         return INET_E_REDIRECT_FAILED;
 111     default:
 112         return INET_E_DOWNLOAD_FAILURE;
 113     }
 114 }
 115
 116 static HRESULT handle_http_error(HttpProtocol *This, DWORD error)
 117 {
 118     IServiceProvider *serv_prov;
 119     IWindowForBindingUI *wfb_ui;
 120     IHttpSecurity *http_security;
 121     BOOL security_problem;
 122     HRESULT hres;
 123
 124     switch(error) {
 125     case ERROR_INTERNET_SEC_CERT_DATE_INVALID:
 126     case ERROR_INTERNET_SEC_CERT_CN_INVALID:
 127     case ERROR_INTERNET_HTTP_TO_HTTPS_ON_REDIR:
 128     case ERROR_INTERNET_HTTPS_TO_HTTP_ON_REDIR:
 129     case ERROR_HTTP_REDIRECT_NEEDS_CONFIRMATION:
 130     case ERROR_INTERNET_INVALID_CA:
 131     case ERROR_INTERNET_CLIENT_AUTH_CERT_NEEDED:
 132         security_problem = TRUE;
 133         break;
 134     default:
 135         security_problem = FALSE;
 136     }
 137
 138     hres = IInternetProtocolSink_QueryInterface(This->base.protocol_sink, &IID_IServiceProvider,
 139                                                 (void**)&serv_prov);
 140     if(FAILED(hres)) {
 141         ERR("Failed to get IServiceProvider.\n");
 142         return E_ABORT;
 143     }
 144
 145     if(security_problem) {
 146         hres = IServiceProvider_QueryService(serv_prov, &IID_IHttpSecurity, &IID_IHttpSecurity,
 147                                              (void**)&http_security);
 148         if(SUCCEEDED(hres)) {
 149             hres = IHttpSecurity_OnSecurityProblem(http_security, error);
 150             IHttpSecurity_Release(http_security);
 151
 152             if(hres != S_FALSE)
 153             {
 154                 BOOL res = FALSE;
 155
 156                 IServiceProvider_Release(serv_prov);
 157
 158                 if(hres == S_OK) {
 159                     if(error == ERROR_INTERNET_SEC_CERT_DATE_INVALID)
 160                         res = set_security_flag(This, SECURITY_FLAG_IGNORE_CERT_DATE_INVALID);
 161                     else if(error == ERROR_INTERNET_SEC_CERT_CN_INVALID)
 162                         res = set_security_flag(This, SECURITY_FLAG_IGNORE_CERT_CN_INVALID);
 163                     else if(error == ERROR_INTERNET_INVALID_CA)
 164                         res = set_security_flag(This, SECURITY_FLAG_IGNORE_UNKNOWN_CA);
 165
 166                     if(res)
 167                         return RPC_E_RETRY;
 168
 169                     FIXME("Don't know how to ignore error %d\n", error);
 170                     return E_ABORT;
 171                 }
 172
 173                 if(hres == E_ABORT)
 174                     return E_ABORT;
 175                 if(hres == RPC_E_RETRY)
 176                     return RPC_E_RETRY;
 177
 178                 return internet_error_to_hres(error);
 179             }
 180         }
 181     }
 182
 183     hres = IServiceProvider_QueryService(serv_prov, &IID_IWindowForBindingUI, &IID_IWindowForBindingUI,
 184                                          (void**)&wfb_ui);
 185     if(SUCCEEDED(hres)) {
 186         HWND hwnd;
 187         const IID *iid_reason;
 188
 189         if(security_problem)
 190             iid_reason = &IID_IHttpSecurity;
 191         else if(error == ERROR_INTERNET_INCORRECT_PASSWORD)
 192             iid_reason = &IID_IAuthenticate;
 193         else
 194             iid_reason = &IID_IWindowForBindingUI;
 195
 196         hres = IWindowForBindingUI_GetWindow(wfb_ui, iid_reason, &hwnd);
 197         if(SUCCEEDED(hres) && hwnd)
 198         {
 199             DWORD res;
 200
 201             res = InternetErrorDlg(hwnd, This->base.request, error,
 202                                    FLAGS_ERROR_UI_FLAGS_CHANGE_OPTIONS | FLAGS_ERROR_UI_FLAGS_GENERATE_DATA,
 203                                    NULL);
 204
 205             if(res == ERROR_INTERNET_FORCE_RETRY || res == ERROR_SUCCESS)
 206                 hres = RPC_E_RETRY;
 207             else
 208                 hres = E_FAIL;
 209         }
 210         IWindowForBindingUI_Release(wfb_ui);
 211     }
 212
 213     IServiceProvider_Release(serv_prov);
 214
 215     if(hres == RPC_E_RETRY)
 216         return hres;
 217
 218     return internet_error_to_hres(error);
 219 }
 220
 221 static ULONG send_http_request(HttpProtocol *This)
 222 {
 223     INTERNET_BUFFERSW send_buffer = {sizeof(INTERNET_BUFFERSW)};
 224     BOOL res;
 225
 226     send_buffer.lpcszHeader = This->full_header;
 227     send_buffer.dwHeadersLength = send_buffer.dwHeadersTotal = strlenW(This->full_header);
 228
 229     if(This->base.bind_info.dwBindVerb != BINDVERB_GET) {
 230         switch(This->base.bind_info.stgmedData.tymed) {
 231         case TYMED_HGLOBAL:
 232             /* Native does not use GlobalLock/GlobalUnlock, so we won't either */
 233             send_buffer.lpvBuffer = This->base.bind_info.stgmedData.u.hGlobal;
 234             send_buffer.dwBufferLength = send_buffer.dwBufferTotal = This->base.bind_info.cbstgmedData;
 235             break;
 236         case TYMED_ISTREAM: {
 237             LARGE_INTEGER offset;
 238
 239             send_buffer.dwBufferTotal = This->base.bind_info.cbstgmedData;
 240             if(!This->base.post_stream) {
 241                 This->base.post_stream = This->base.bind_info.stgmedData.u.pstm;
 242                 IStream_AddRef(This->base.post_stream);
 243             }
 244
 245             offset.QuadPart = 0;
 246             IStream_Seek(This->base.post_stream, offset, STREAM_SEEK_SET, NULL);
 247             break;
 248         }
 249         default:
 250             FIXME("Unsupported This->base.bind_info.stgmedData.tymed %d\n", This->base.bind_info.stgmedData.tymed);
 251         }
 252     }
 253
 254     if(This->base.post_stream)
 255         res = HttpSendRequestExW(This->base.request, &send_buffer, NULL, 0, 0);
 256     else
 257         res = HttpSendRequestW(This->base.request, send_buffer.lpcszHeader, send_buffer.dwHeadersLength,
 258                 send_buffer.lpvBuffer, send_buffer.dwBufferLength);
 259
 260     return res ? 0 : GetLastError();
 261 }
 262
 263 static inline HttpProtocol *impl_from_Protocol(Protocol *prot)
 264 {
 265     return CONTAINING_RECORD(prot, HttpProtocol, base);
 266 }
 267
 268 static HRESULT HttpProtocol_open_request(Protocol *prot, IUri *uri, DWORD request_flags,
 269         HINTERNET internet_session, IInternetBindInfo *bind_info)
 270 {
 271     HttpProtocol *This = impl_from_Protocol(prot);
 272     LPWSTR addl_header = NULL, post_cookie = NULL;
 273     IServiceProvider *service_provider = NULL;
 274     IHttpNegotiate2 *http_negotiate2 = NULL;
 275     BSTR url, host, user, pass, path;
 276     LPOLESTR accept_mimes[257];
 277     const WCHAR **accept_types;
 278     BYTE security_id[512];
 279     DWORD len, port;
 280     ULONG num, error;
 281     BOOL res, b;
 282     HRESULT hres;
 283
 284     static const WCHAR wszBindVerb[BINDVERB_CUSTOM][5] =
 285         {{'G','E','T',0},
 286          {'P','O','S','T',0},
 287          {'P','U','T',0}};
 288
 289     hres = IUri_GetPort(uri, &port);
 290     if(FAILED(hres))
 291         return hres;
 292
 293     hres = IUri_GetHost(uri, &host);
 294     if(FAILED(hres))
 295         return hres;
 296
 297     hres = IUri_GetUserName(uri, &user);
 298     if(SUCCEEDED(hres)) {
 299         hres = IUri_GetPassword(uri, &pass);
 300
 301         if(SUCCEEDED(hres)) {
 302             This->base.connection = InternetConnectW(internet_session, host, port, user, pass,
 303                     INTERNET_SERVICE_HTTP, This->https ? INTERNET_FLAG_SECURE : 0, (DWORD_PTR)&This->base);
 304             SysFreeString(pass);
 305         }
 306         SysFreeString(user);
 307     }
 308     SysFreeString(host);
 309     if(FAILED(hres))
 310         return hres;
 311     if(!This->base.connection) {
 312         WARN("InternetConnect failed: %d\n", GetLastError());
 313         return INET_E_CANNOT_CONNECT;
 314     }
 315
 316     num = sizeof(accept_mimes)/sizeof(accept_mimes[0])-1;
 317     hres = IInternetBindInfo_GetBindString(bind_info, BINDSTRING_ACCEPT_MIMES, accept_mimes, num, &num);
 318     if(hres == INET_E_USE_DEFAULT_SETTING) {
 319         static const WCHAR default_accept_mimeW[] = {'*','/','*',0};
 320         static const WCHAR *default_accept_mimes[] = {default_accept_mimeW, NULL};
 321
 322         accept_types = default_accept_mimes;
 323         num = 0;
 324     }else if(hres == S_OK) {
 325         accept_types = (const WCHAR**)accept_mimes;
 326     }else {
 327         WARN("GetBindString BINDSTRING_ACCEPT_MIMES failed: %08x\n", hres);
 328         return INET_E_NO_VALID_MEDIA;
 329     }
 330     accept_mimes[num] = 0;
 331
 332     if(This->https)
 333         request_flags |= INTERNET_FLAG_SECURE;
 334
 335     hres = IUri_GetPathAndQuery(uri, &path);
 336     if(SUCCEEDED(hres)) {
 337         This->base.request = HttpOpenRequestW(This->base.connection,
 338                 This->base.bind_info.dwBindVerb < BINDVERB_CUSTOM
 339                     ? wszBindVerb[This->base.bind_info.dwBindVerb] : This->base.bind_info.szCustomVerb,
 340                 path, NULL, NULL, accept_types, request_flags, (DWORD_PTR)&This->base);
 341         SysFreeString(path);
 342     }
 343     while(num--)
 344         CoTaskMemFree(accept_mimes[num]);
 345     if(FAILED(hres))
 346         return hres;
 347     if (!This->base.request) {
 348         WARN("HttpOpenRequest failed: %d\n", GetLastError());
 349         return INET_E_RESOURCE_NOT_FOUND;
 350     }
 351
 352     hres = IInternetProtocolSink_QueryInterface(This->base.protocol_sink, &IID_IServiceProvider,
 353             (void **)&service_provider);
 354     if (hres != S_OK) {
 355         WARN("IInternetProtocolSink_QueryInterface IID_IServiceProvider failed: %08x\n", hres);
 356         return hres;
 357     }
 358
 359     hres = IServiceProvider_QueryService(service_provider, &IID_IHttpNegotiate,
 360             &IID_IHttpNegotiate, (void **)&This->http_negotiate);
 361     if (hres != S_OK) {
 362         WARN("IServiceProvider_QueryService IID_IHttpNegotiate failed: %08x\n", hres);
 363         IServiceProvider_Release(service_provider);
 364         return hres;
 365     }
 366
 367     hres = IUri_GetAbsoluteUri(uri, &url);
 368     if(FAILED(hres)) {
 369         IServiceProvider_Release(service_provider);
 370         return hres;
 371     }
 372
 373     hres = IHttpNegotiate_BeginningTransaction(This->http_negotiate, url, default_headersW,
 374             0, &addl_header);
 375     SysFreeString(url);
 376     if(hres != S_OK) {
 377         WARN("IHttpNegotiate_BeginningTransaction failed: %08x\n", hres);
 378         IServiceProvider_Release(service_provider);
 379         return hres;
 380     }
 381
 382     len = addl_header ? strlenW(addl_header) : 0;
 383
 384     This->full_header = heap_alloc(len*sizeof(WCHAR)+sizeof(default_headersW));
 385     if(!This->full_header) {
 386         IServiceProvider_Release(service_provider);
 387         return E_OUTOFMEMORY;
 388     }
 389
 390     if(len)
 391         memcpy(This->full_header, addl_header, len*sizeof(WCHAR));
 392     CoTaskMemFree(addl_header);
 393     memcpy(This->full_header+len, default_headersW, sizeof(default_headersW));
 394
 395     hres = IServiceProvider_QueryService(service_provider, &IID_IHttpNegotiate2,
 396             &IID_IHttpNegotiate2, (void **)&http_negotiate2);
 397     IServiceProvider_Release(service_provider);
 398     if(hres != S_OK) {
 399         WARN("IServiceProvider_QueryService IID_IHttpNegotiate2 failed: %08x\n", hres);
 400         /* No goto done as per native */
 401     }else {
 402         len = sizeof(security_id)/sizeof(security_id[0]);
 403         hres = IHttpNegotiate2_GetRootSecurityId(http_negotiate2, security_id, &len, 0);
 404         IHttpNegotiate2_Release(http_negotiate2);
 405         if (hres != S_OK)
 406             WARN("IHttpNegotiate2_GetRootSecurityId failed: %08x\n", hres);
 407     }
 408
 409     /* FIXME: Handle security_id. Native calls undocumented function IsHostInProxyBypassList. */
 410
 411     if(This->base.bind_info.dwBindVerb == BINDVERB_POST) {
 412         num = 0;
 413         hres = IInternetBindInfo_GetBindString(bind_info, BINDSTRING_POST_COOKIE, &post_cookie, 1, &num);
 414         if(hres == S_OK && num) {
 415             if(!InternetSetOptionW(This->base.request, INTERNET_OPTION_SECONDARY_CACHE_KEY,
 416                                    post_cookie, lstrlenW(post_cookie)))
 417                 WARN("InternetSetOption INTERNET_OPTION_SECONDARY_CACHE_KEY failed: %d\n", GetLastError());
 418             CoTaskMemFree(post_cookie);
 419         }
 420     }
 421
 422     b = TRUE;
 423     res = InternetSetOptionW(This->base.request, INTERNET_OPTION_HTTP_DECODING, &b, sizeof(b));
 424     if(!res)
 425         WARN("InternetSetOption(INTERNET_OPTION_HTTP_DECODING) failed: %08x\n", GetLastError());
 426
 427     do {
 428         error = send_http_request(This);
 429
 430         if(error == ERROR_IO_PENDING || error == ERROR_SUCCESS)
 431             return S_OK;
 432
 433         hres = handle_http_error(This, error);
 434
 435     } while(hres == RPC_E_RETRY);
 436
 437     WARN("HttpSendRequest failed: %d\n", error);
 438     return hres;
 439 }
 440
 441 static HRESULT HttpProtocol_end_request(Protocol *protocol)
 442 {
 443     BOOL res;
 444
 445     res = HttpEndRequestW(protocol->request, NULL, 0, 0);
 446     if(!res && GetLastError() != ERROR_IO_PENDING) {
 447         FIXME("HttpEndRequest failed: %u\n", GetLastError());
 448         return E_FAIL;
 449     }
 450
 451     return S_OK;
 452 }
 453
 454 static HRESULT HttpProtocol_start_downloading(Protocol *prot)
 455 {
 456     HttpProtocol *This = impl_from_Protocol(prot);
 457     LPWSTR content_type, content_length, ranges;
 458     DWORD len = sizeof(DWORD);
 459     DWORD status_code;
 460     BOOL res;
 461     HRESULT hres;
 462
 463     static const WCHAR wszDefaultContentType[] =
 464         {'t','e','x','t','/','h','t','m','l',0};
 465
 466     if(!This->http_negotiate) {
 467         WARN("Expected IHttpNegotiate pointer to be non-NULL\n");
 468         return S_OK;
 469     }
 470
 471     res = HttpQueryInfoW(This->base.request, HTTP_QUERY_STATUS_CODE | HTTP_QUERY_FLAG_NUMBER,
 472             &status_code, &len, NULL);
 473     if(res) {
 474         LPWSTR response_headers = query_http_info(This, HTTP_QUERY_RAW_HEADERS_CRLF);
 475         if(response_headers) {
 476             hres = IHttpNegotiate_OnResponse(This->http_negotiate, status_code, response_headers,
 477                     NULL, NULL);
 478             heap_free(response_headers);
 479             if (hres != S_OK) {
 480                 WARN("IHttpNegotiate_OnResponse failed: %08x\n", hres);
 481                 return S_OK;
 482             }
 483         }
 484     }else {
 485         WARN("HttpQueryInfo failed: %d\n", GetLastError());
 486     }
 487
 488     ranges = query_http_info(This, HTTP_QUERY_ACCEPT_RANGES);
 489     if(ranges) {
 490         IInternetProtocolSink_ReportProgress(This->base.protocol_sink, BINDSTATUS_ACCEPTRANGES, NULL);
 491         heap_free(ranges);
 492     }
 493
 494     content_type = query_http_info(This, HTTP_QUERY_CONTENT_TYPE);
 495     if(content_type) {
 496         /* remove the charset, if present */
 497         LPWSTR p = strchrW(content_type, ';');
 498         if (p) *p = '\0';
 499
 500         IInternetProtocolSink_ReportProgress(This->base.protocol_sink,
 501                 (This->base.bindf & BINDF_FROMURLMON)
 502                  ? BINDSTATUS_MIMETYPEAVAILABLE : BINDSTATUS_RAWMIMETYPE,
 503                  content_type);
 504         heap_free(content_type);
 505     }else {
 506         WARN("HttpQueryInfo failed: %d\n", GetLastError());
 507         IInternetProtocolSink_ReportProgress(This->base.protocol_sink,
 508                  (This->base.bindf & BINDF_FROMURLMON)
 509                   ? BINDSTATUS_MIMETYPEAVAILABLE : BINDSTATUS_RAWMIMETYPE,
 510                   wszDefaultContentType);
 511     }
 512
 513     content_length = query_http_info(This, HTTP_QUERY_CONTENT_LENGTH);
 514     if(content_length) {
 515         This->base.content_length = atoiW(content_length);
 516         heap_free(content_length);
 517     }
 518
 519     return S_OK;
 520 }
 521
 522 static void HttpProtocol_close_connection(Protocol *prot)
 523 {
 524     HttpProtocol *This = impl_from_Protocol(prot);
 525
 526     if(This->http_negotiate) {
 527         IHttpNegotiate_Release(This->http_negotiate);
 528         This->http_negotiate = NULL;
 529     }
 530
 531     heap_free(This->full_header);
 532     This->full_header = NULL;
 533 }
 534
 535 static void HttpProtocol_on_error(Protocol *prot, DWORD error)
 536 {
 537     HttpProtocol *This = impl_from_Protocol(prot);
 538     HRESULT hres;
 539
 540     TRACE("(%p) %d\n", prot, error);
 541
 542     if(prot->flags & FLAG_FIRST_CONTINUE_COMPLETE) {
 543         FIXME("Not handling error %d\n", error);
 544         return;
 545     }
 546
 547     while((hres = handle_http_error(This, error)) == RPC_E_RETRY) {
 548         error = send_http_request(This);
 549
 550         if(error == ERROR_IO_PENDING || error == ERROR_SUCCESS)
 551             return;
 552     }
 553
 554     protocol_abort(prot, hres);
 555     protocol_close_connection(prot);
 556     return;
 557 }
 558
 559 static const ProtocolVtbl AsyncProtocolVtbl = {
 560     HttpProtocol_open_request,
 561     HttpProtocol_end_request,
 562     HttpProtocol_start_downloading,
 563     HttpProtocol_close_connection,
 564     HttpProtocol_on_error
 565 };
 566
 567 static HRESULT WINAPI HttpProtocol_QueryInterface(IInternetProtocolEx *iface, REFIID riid, void **ppv)
 568 {
 569     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 570
 571     *ppv = NULL;
 572     if(IsEqualGUID(&IID_IUnknown, riid)) {
 573         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 574         *ppv = &This->IInternetProtocolEx_iface;
 575     }else if(IsEqualGUID(&IID_IInternetProtocolRoot, riid)) {
 576         TRACE("(%p)->(IID_IInternetProtocolRoot %p)\n", This, ppv);
 577         *ppv = &This->IInternetProtocolEx_iface;
 578     }else if(IsEqualGUID(&IID_IInternetProtocol, riid)) {
 579         TRACE("(%p)->(IID_IInternetProtocol %p)\n", This, ppv);
 580         *ppv = &This->IInternetProtocolEx_iface;
 581     }else if(IsEqualGUID(&IID_IInternetProtocolEx, riid)) {
 582         TRACE("(%p)->(IID_IInternetProtocolEx %p)\n", This, ppv);
 583         *ppv = &This->IInternetProtocolEx_iface;
 584     }else if(IsEqualGUID(&IID_IInternetPriority, riid)) {
 585         TRACE("(%p)->(IID_IInternetPriority %p)\n", This, ppv);
 586         *ppv = &This->IInternetPriority_iface;
 587     }else if(IsEqualGUID(&IID_IWinInetInfo, riid)) {
 588         TRACE("(%p)->(IID_IWinInetInfo %p)\n", This, ppv);
 589         *ppv = &This->IWinInetHttpInfo_iface;
 590     }else if(IsEqualGUID(&IID_IWinInetHttpInfo, riid)) {
 591         TRACE("(%p)->(IID_IWinInetHttpInfo %p)\n", This, ppv);
 592         *ppv = &This->IWinInetHttpInfo_iface;
 593     }
 594
 595     if(*ppv) {
 596         IInternetProtocol_AddRef(iface);
 597         return S_OK;
 598     }
 599
 600     WARN("not supported interface %s\n", debugstr_guid(riid));
 601     return E_NOINTERFACE;
 602 }
 603
 604 static ULONG WINAPI HttpProtocol_AddRef(IInternetProtocolEx *iface)
 605 {
 606     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 607     LONG ref = InterlockedIncrement(&This->ref);
 608     TRACE("(%p) ref=%d\n", This, ref);
 609     return ref;
 610 }
 611
 612 static ULONG WINAPI HttpProtocol_Release(IInternetProtocolEx *iface)
 613 {
 614     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 615     LONG ref = InterlockedDecrement(&This->ref);
 616
 617     TRACE("(%p) ref=%d\n", This, ref);
 618
 619     if(!ref) {
 620         protocol_close_connection(&This->base);
 621         heap_free(This);
 622
 623         URLMON_UnlockModule();
 624     }
 625
 626     return ref;
 627 }
 628
 629 static HRESULT WINAPI HttpProtocol_Start(IInternetProtocolEx *iface, LPCWSTR szUrl,
 630         IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
 631         DWORD grfPI, HANDLE_PTR dwReserved)
 632 {
 633     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 634     IUri *uri;
 635     HRESULT hres;
 636
 637     TRACE("(%p)->(%s %p %p %08x %lx)\n", This, debugstr_w(szUrl), pOIProtSink,
 638             pOIBindInfo, grfPI, dwReserved);
 639
 640     hres = CreateUri(szUrl, 0, 0, &uri);
 641     if(FAILED(hres))
 642         return hres;
 643
 644     hres = IInternetProtocolEx_StartEx(&This->IInternetProtocolEx_iface, uri, pOIProtSink,
 645             pOIBindInfo, grfPI, (HANDLE*)dwReserved);
 646
 647     IUri_Release(uri);
 648     return hres;
 649 }
 650
 651 static HRESULT WINAPI HttpProtocol_Continue(IInternetProtocolEx *iface, PROTOCOLDATA *pProtocolData)
 652 {
 653     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 654
 655     TRACE("(%p)->(%p)\n", This, pProtocolData);
 656
 657     return protocol_continue(&This->base, pProtocolData);
 658 }
 659
 660 static HRESULT WINAPI HttpProtocol_Abort(IInternetProtocolEx *iface, HRESULT hrReason,
 661         DWORD dwOptions)
 662 {
 663     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 664
 665     TRACE("(%p)->(%08x %08x)\n", This, hrReason, dwOptions);
 666
 667     return protocol_abort(&This->base, hrReason);
 668 }
 669
 670 static HRESULT WINAPI HttpProtocol_Terminate(IInternetProtocolEx *iface, DWORD dwOptions)
 671 {
 672     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 673
 674     TRACE("(%p)->(%08x)\n", This, dwOptions);
 675
 676     protocol_close_connection(&This->base);
 677     return S_OK;
 678 }
 679
 680 static HRESULT WINAPI HttpProtocol_Suspend(IInternetProtocolEx *iface)
 681 {
 682     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 683     FIXME("(%p)\n", This);
 684     return E_NOTIMPL;
 685 }
 686
 687 static HRESULT WINAPI HttpProtocol_Resume(IInternetProtocolEx *iface)
 688 {
 689     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 690     FIXME("(%p)\n", This);
 691     return E_NOTIMPL;
 692 }
 693
 694 static HRESULT WINAPI HttpProtocol_Read(IInternetProtocolEx *iface, void *pv,
 695         ULONG cb, ULONG *pcbRead)
 696 {
 697     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 698
 699     TRACE("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);
 700
 701     return protocol_read(&This->base, pv, cb, pcbRead);
 702 }
 703
 704 static HRESULT WINAPI HttpProtocol_Seek(IInternetProtocolEx *iface, LARGE_INTEGER dlibMove,
 705         DWORD dwOrigin, ULARGE_INTEGER *plibNewPosition)
 706 {
 707     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 708     FIXME("(%p)->(%d %d %p)\n", This, dlibMove.u.LowPart, dwOrigin, plibNewPosition);
 709     return E_NOTIMPL;
 710 }
 711
 712 static HRESULT WINAPI HttpProtocol_LockRequest(IInternetProtocolEx *iface, DWORD dwOptions)
 713 {
 714     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 715
 716     TRACE("(%p)->(%08x)\n", This, dwOptions);
 717
 718     return protocol_lock_request(&This->base);
 719 }
 720
 721 static HRESULT WINAPI HttpProtocol_UnlockRequest(IInternetProtocolEx *iface)
 722 {
 723     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 724
 725     TRACE("(%p)\n", This);
 726
 727     return protocol_unlock_request(&This->base);
 728 }
 729
 730 static HRESULT WINAPI HttpProtocol_StartEx(IInternetProtocolEx *iface, IUri *pUri,
 731         IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
 732         DWORD grfPI, HANDLE *dwReserved)
 733 {
 734     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 735     DWORD scheme = 0;
 736     HRESULT hres;
 737
 738     TRACE("(%p)->(%p %p %p %08x %p)\n", This, pUri, pOIProtSink,
 739             pOIBindInfo, grfPI, dwReserved);
 740
 741     hres = IUri_GetScheme(pUri, &scheme);
 742     if(FAILED(hres))
 743         return hres;
 744     if(scheme != (This->https ? URL_SCHEME_HTTPS : URL_SCHEME_HTTP))
 745         return MK_E_SYNTAX;
 746
 747     return protocol_start(&This->base, (IInternetProtocol*)&This->IInternetProtocolEx_iface, pUri,
 748                           pOIProtSink, pOIBindInfo);
 749 }
 750
 751 static const IInternetProtocolExVtbl HttpProtocolVtbl = {
 752     HttpProtocol_QueryInterface,
 753     HttpProtocol_AddRef,
 754     HttpProtocol_Release,
 755     HttpProtocol_Start,
 756     HttpProtocol_Continue,
 757     HttpProtocol_Abort,
 758     HttpProtocol_Terminate,
 759     HttpProtocol_Suspend,
 760     HttpProtocol_Resume,
 761     HttpProtocol_Read,
 762     HttpProtocol_Seek,
 763     HttpProtocol_LockRequest,
 764     HttpProtocol_UnlockRequest,
 765     HttpProtocol_StartEx
 766 };
 767
 768 static HRESULT WINAPI HttpPriority_QueryInterface(IInternetPriority *iface, REFIID riid, void **ppv)
 769 {
 770     HttpProtocol *This = impl_from_IInternetPriority(iface);
 771     return IInternetProtocolEx_QueryInterface(&This->IInternetProtocolEx_iface, riid, ppv);
 772 }
 773
 774 static ULONG WINAPI HttpPriority_AddRef(IInternetPriority *iface)
 775 {
 776     HttpProtocol *This = impl_from_IInternetPriority(iface);
 777     return IInternetProtocolEx_AddRef(&This->IInternetProtocolEx_iface);
 778 }
 779
 780 static ULONG WINAPI HttpPriority_Release(IInternetPriority *iface)
 781 {
 782     HttpProtocol *This = impl_from_IInternetPriority(iface);
 783     return IInternetProtocolEx_Release(&This->IInternetProtocolEx_iface);
 784 }
 785
 786 static HRESULT WINAPI HttpPriority_SetPriority(IInternetPriority *iface, LONG nPriority)
 787 {
 788     HttpProtocol *This = impl_from_IInternetPriority(iface);
 789
 790     TRACE("(%p)->(%d)\n", This, nPriority);
 791
 792     This->base.priority = nPriority;
 793     return S_OK;
 794 }
 795
 796 static HRESULT WINAPI HttpPriority_GetPriority(IInternetPriority *iface, LONG *pnPriority)
 797 {
 798     HttpProtocol *This = impl_from_IInternetPriority(iface);
 799
 800     TRACE("(%p)->(%p)\n", This, pnPriority);
 801
 802     *pnPriority = This->base.priority;
 803     return S_OK;
 804 }
 805
 806 static const IInternetPriorityVtbl HttpPriorityVtbl = {
 807     HttpPriority_QueryInterface,
 808     HttpPriority_AddRef,
 809     HttpPriority_Release,
 810     HttpPriority_SetPriority,
 811     HttpPriority_GetPriority
 812 };
 813
 814 static HRESULT WINAPI HttpInfo_QueryInterface(IWinInetHttpInfo *iface, REFIID riid, void **ppv)
 815 {
 816     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 817     return IInternetProtocolEx_QueryInterface(&This->IInternetProtocolEx_iface, riid, ppv);
 818 }
 819
 820 static ULONG WINAPI HttpInfo_AddRef(IWinInetHttpInfo *iface)
 821 {
 822     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 823     return IInternetProtocolEx_AddRef(&This->IInternetProtocolEx_iface);
 824 }
 825
 826 static ULONG WINAPI HttpInfo_Release(IWinInetHttpInfo *iface)
 827 {
 828     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 829     return IInternetProtocolEx_Release(&This->IInternetProtocolEx_iface);
 830 }
 831
 832 static HRESULT WINAPI HttpInfo_QueryOption(IWinInetHttpInfo *iface, DWORD dwOption,
 833         void *pBuffer, DWORD *pcbBuffer)
 834 {
 835     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 836     TRACE("(%p)->(%x %p %p)\n", This, dwOption, pBuffer, pcbBuffer);
 837
 838     if(!This->base.request)
 839         return E_FAIL;
 840
 841     if(!InternetQueryOptionW(This->base.request, dwOption, pBuffer, pcbBuffer))
 842         return S_FALSE;
 843     return S_OK;
 844 }
 845
 846 static HRESULT WINAPI HttpInfo_QueryInfo(IWinInetHttpInfo *iface, DWORD dwOption,
 847         void *pBuffer, DWORD *pcbBuffer, DWORD *pdwFlags, DWORD *pdwReserved)
 848 {
 849     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 850     TRACE("(%p)->(%x %p %p %p %p)\n", This, dwOption, pBuffer, pcbBuffer, pdwFlags, pdwReserved);
 851
 852     if(!This->base.request)
 853         return E_FAIL;
 854
 855     if(!HttpQueryInfoW(This->base.request, dwOption, pBuffer, pcbBuffer, pdwFlags)) {
 856         if(pBuffer)
 857             memset(pBuffer, 0, *pcbBuffer);
 858         return S_OK;
 859     }
 860     return S_OK;
 861 }
 862
 863 static const IWinInetHttpInfoVtbl WinInetHttpInfoVtbl = {
 864     HttpInfo_QueryInterface,
 865     HttpInfo_AddRef,
 866     HttpInfo_Release,
 867     HttpInfo_QueryOption,
 868     HttpInfo_QueryInfo
 869 };
 870
 871 static HRESULT create_http_protocol(BOOL https, void **ppobj)
 872 {
 873     HttpProtocol *ret;
 874
 875     ret = heap_alloc_zero(sizeof(HttpProtocol));
 876     if(!ret)
 877         return E_OUTOFMEMORY;
 878
 879     ret->base.vtbl = &AsyncProtocolVtbl;
 880     ret->IInternetProtocolEx_iface.lpVtbl = &HttpProtocolVtbl;
 881     ret->IInternetPriority_iface.lpVtbl   = &HttpPriorityVtbl;
 882     ret->IWinInetHttpInfo_iface.lpVtbl    = &WinInetHttpInfoVtbl;
 883
 884     ret->https = https;
 885     ret->ref = 1;
 886
 887     *ppobj = &ret->IInternetProtocolEx_iface;
 888
 889     URLMON_LockModule();
 890     return S_OK;
 891 }
 892
 893 HRESULT HttpProtocol_Construct(IUnknown *pUnkOuter, LPVOID *ppobj)
 894 {
 895     TRACE("(%p %p)\n", pUnkOuter, ppobj);
 896
 897     return create_http_protocol(FALSE, ppobj);
 898 }
 899
 900 HRESULT HttpSProtocol_Construct(IUnknown *pUnkOuter, LPVOID *ppobj)
 901 {
 902     TRACE("(%p %p)\n", pUnkOuter, ppobj);
 903
 904     return create_http_protocol(TRUE, ppobj);
 905 }