dll/win32/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     if(This->full_header) {
 532         heap_free(This->full_header);
 533         This->full_header = NULL;
 534     }
 535 }
 536
 537 static void HttpProtocol_on_error(Protocol *prot, DWORD error)
 538 {
 539     HttpProtocol *This = impl_from_Protocol(prot);
 540     HRESULT hres;
 541
 542     TRACE("(%p) %d\n", prot, error);
 543
 544     if(prot->flags & FLAG_FIRST_CONTINUE_COMPLETE) {
 545         FIXME("Not handling error %d\n", error);
 546         return;
 547     }
 548
 549     while((hres = handle_http_error(This, error)) == RPC_E_RETRY) {
 550         error = send_http_request(This);
 551
 552         if(error == ERROR_IO_PENDING || error == ERROR_SUCCESS)
 553             return;
 554     }
 555
 556     protocol_abort(prot, hres);
 557     protocol_close_connection(prot);
 558     return;
 559 }
 560
 561 static const ProtocolVtbl AsyncProtocolVtbl = {
 562     HttpProtocol_open_request,
 563     HttpProtocol_end_request,
 564     HttpProtocol_start_downloading,
 565     HttpProtocol_close_connection,
 566     HttpProtocol_on_error
 567 };
 568
 569 static HRESULT WINAPI HttpProtocol_QueryInterface(IInternetProtocolEx *iface, REFIID riid, void **ppv)
 570 {
 571     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 572
 573     *ppv = NULL;
 574     if(IsEqualGUID(&IID_IUnknown, riid)) {
 575         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 576         *ppv = &This->IInternetProtocolEx_iface;
 577     }else if(IsEqualGUID(&IID_IInternetProtocolRoot, riid)) {
 578         TRACE("(%p)->(IID_IInternetProtocolRoot %p)\n", This, ppv);
 579         *ppv = &This->IInternetProtocolEx_iface;
 580     }else if(IsEqualGUID(&IID_IInternetProtocol, riid)) {
 581         TRACE("(%p)->(IID_IInternetProtocol %p)\n", This, ppv);
 582         *ppv = &This->IInternetProtocolEx_iface;
 583     }else if(IsEqualGUID(&IID_IInternetProtocolEx, riid)) {
 584         TRACE("(%p)->(IID_IInternetProtocolEx %p)\n", This, ppv);
 585         *ppv = &This->IInternetProtocolEx_iface;
 586     }else if(IsEqualGUID(&IID_IInternetPriority, riid)) {
 587         TRACE("(%p)->(IID_IInternetPriority %p)\n", This, ppv);
 588         *ppv = &This->IInternetPriority_iface;
 589     }else if(IsEqualGUID(&IID_IWinInetInfo, riid)) {
 590         TRACE("(%p)->(IID_IWinInetInfo %p)\n", This, ppv);
 591         *ppv = &This->IWinInetHttpInfo_iface;
 592     }else if(IsEqualGUID(&IID_IWinInetHttpInfo, riid)) {
 593         TRACE("(%p)->(IID_IWinInetHttpInfo %p)\n", This, ppv);
 594         *ppv = &This->IWinInetHttpInfo_iface;
 595     }
 596
 597     if(*ppv) {
 598         IInternetProtocol_AddRef(iface);
 599         return S_OK;
 600     }
 601
 602     WARN("not supported interface %s\n", debugstr_guid(riid));
 603     return E_NOINTERFACE;
 604 }
 605
 606 static ULONG WINAPI HttpProtocol_AddRef(IInternetProtocolEx *iface)
 607 {
 608     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 609     LONG ref = InterlockedIncrement(&This->ref);
 610     TRACE("(%p) ref=%d\n", This, ref);
 611     return ref;
 612 }
 613
 614 static ULONG WINAPI HttpProtocol_Release(IInternetProtocolEx *iface)
 615 {
 616     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 617     LONG ref = InterlockedDecrement(&This->ref);
 618
 619     TRACE("(%p) ref=%d\n", This, ref);
 620
 621     if(!ref) {
 622         protocol_close_connection(&This->base);
 623         heap_free(This);
 624
 625         URLMON_UnlockModule();
 626     }
 627
 628     return ref;
 629 }
 630
 631 static HRESULT WINAPI HttpProtocol_Start(IInternetProtocolEx *iface, LPCWSTR szUrl,
 632         IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
 633         DWORD grfPI, HANDLE_PTR dwReserved)
 634 {
 635     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 636     IUri *uri;
 637     HRESULT hres;
 638
 639     TRACE("(%p)->(%s %p %p %08x %lx)\n", This, debugstr_w(szUrl), pOIProtSink,
 640             pOIBindInfo, grfPI, dwReserved);
 641
 642     hres = CreateUri(szUrl, 0, 0, &uri);
 643     if(FAILED(hres))
 644         return hres;
 645
 646     hres = IInternetProtocolEx_StartEx(&This->IInternetProtocolEx_iface, uri, pOIProtSink,
 647             pOIBindInfo, grfPI, (HANDLE*)dwReserved);
 648
 649     IUri_Release(uri);
 650     return hres;
 651 }
 652
 653 static HRESULT WINAPI HttpProtocol_Continue(IInternetProtocolEx *iface, PROTOCOLDATA *pProtocolData)
 654 {
 655     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 656
 657     TRACE("(%p)->(%p)\n", This, pProtocolData);
 658
 659     return protocol_continue(&This->base, pProtocolData);
 660 }
 661
 662 static HRESULT WINAPI HttpProtocol_Abort(IInternetProtocolEx *iface, HRESULT hrReason,
 663         DWORD dwOptions)
 664 {
 665     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 666
 667     TRACE("(%p)->(%08x %08x)\n", This, hrReason, dwOptions);
 668
 669     return protocol_abort(&This->base, hrReason);
 670 }
 671
 672 static HRESULT WINAPI HttpProtocol_Terminate(IInternetProtocolEx *iface, DWORD dwOptions)
 673 {
 674     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 675
 676     TRACE("(%p)->(%08x)\n", This, dwOptions);
 677
 678     protocol_close_connection(&This->base);
 679     return S_OK;
 680 }
 681
 682 static HRESULT WINAPI HttpProtocol_Suspend(IInternetProtocolEx *iface)
 683 {
 684     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 685     FIXME("(%p)\n", This);
 686     return E_NOTIMPL;
 687 }
 688
 689 static HRESULT WINAPI HttpProtocol_Resume(IInternetProtocolEx *iface)
 690 {
 691     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 692     FIXME("(%p)\n", This);
 693     return E_NOTIMPL;
 694 }
 695
 696 static HRESULT WINAPI HttpProtocol_Read(IInternetProtocolEx *iface, void *pv,
 697         ULONG cb, ULONG *pcbRead)
 698 {
 699     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 700
 701     TRACE("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);
 702
 703     return protocol_read(&This->base, pv, cb, pcbRead);
 704 }
 705
 706 static HRESULT WINAPI HttpProtocol_Seek(IInternetProtocolEx *iface, LARGE_INTEGER dlibMove,
 707         DWORD dwOrigin, ULARGE_INTEGER *plibNewPosition)
 708 {
 709     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 710     FIXME("(%p)->(%d %d %p)\n", This, dlibMove.u.LowPart, dwOrigin, plibNewPosition);
 711     return E_NOTIMPL;
 712 }
 713
 714 static HRESULT WINAPI HttpProtocol_LockRequest(IInternetProtocolEx *iface, DWORD dwOptions)
 715 {
 716     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 717
 718     TRACE("(%p)->(%08x)\n", This, dwOptions);
 719
 720     return protocol_lock_request(&This->base);
 721 }
 722
 723 static HRESULT WINAPI HttpProtocol_UnlockRequest(IInternetProtocolEx *iface)
 724 {
 725     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 726
 727     TRACE("(%p)\n", This);
 728
 729     return protocol_unlock_request(&This->base);
 730 }
 731
 732 static HRESULT WINAPI HttpProtocol_StartEx(IInternetProtocolEx *iface, IUri *pUri,
 733         IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
 734         DWORD grfPI, HANDLE *dwReserved)
 735 {
 736     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 737     DWORD scheme = 0;
 738     HRESULT hres;
 739
 740     TRACE("(%p)->(%p %p %p %08x %p)\n", This, pUri, pOIProtSink,
 741             pOIBindInfo, grfPI, dwReserved);
 742
 743     hres = IUri_GetScheme(pUri, &scheme);
 744     if(FAILED(hres))
 745         return hres;
 746     if(scheme != (This->https ? URL_SCHEME_HTTPS : URL_SCHEME_HTTP))
 747         return MK_E_SYNTAX;
 748
 749     return protocol_start(&This->base, (IInternetProtocol*)&This->IInternetProtocolEx_iface, pUri,
 750                           pOIProtSink, pOIBindInfo);
 751 }
 752
 753 static const IInternetProtocolExVtbl HttpProtocolVtbl = {
 754     HttpProtocol_QueryInterface,
 755     HttpProtocol_AddRef,
 756     HttpProtocol_Release,
 757     HttpProtocol_Start,
 758     HttpProtocol_Continue,
 759     HttpProtocol_Abort,
 760     HttpProtocol_Terminate,
 761     HttpProtocol_Suspend,
 762     HttpProtocol_Resume,
 763     HttpProtocol_Read,
 764     HttpProtocol_Seek,
 765     HttpProtocol_LockRequest,
 766     HttpProtocol_UnlockRequest,
 767     HttpProtocol_StartEx
 768 };
 769
 770 static HRESULT WINAPI HttpPriority_QueryInterface(IInternetPriority *iface, REFIID riid, void **ppv)
 771 {
 772     HttpProtocol *This = impl_from_IInternetPriority(iface);
 773     return IInternetProtocolEx_QueryInterface(&This->IInternetProtocolEx_iface, riid, ppv);
 774 }
 775
 776 static ULONG WINAPI HttpPriority_AddRef(IInternetPriority *iface)
 777 {
 778     HttpProtocol *This = impl_from_IInternetPriority(iface);
 779     return IInternetProtocolEx_AddRef(&This->IInternetProtocolEx_iface);
 780 }
 781
 782 static ULONG WINAPI HttpPriority_Release(IInternetPriority *iface)
 783 {
 784     HttpProtocol *This = impl_from_IInternetPriority(iface);
 785     return IInternetProtocolEx_Release(&This->IInternetProtocolEx_iface);
 786 }
 787
 788 static HRESULT WINAPI HttpPriority_SetPriority(IInternetPriority *iface, LONG nPriority)
 789 {
 790     HttpProtocol *This = impl_from_IInternetPriority(iface);
 791
 792     TRACE("(%p)->(%d)\n", This, nPriority);
 793
 794     This->base.priority = nPriority;
 795     return S_OK;
 796 }
 797
 798 static HRESULT WINAPI HttpPriority_GetPriority(IInternetPriority *iface, LONG *pnPriority)
 799 {
 800     HttpProtocol *This = impl_from_IInternetPriority(iface);
 801
 802     TRACE("(%p)->(%p)\n", This, pnPriority);
 803
 804     *pnPriority = This->base.priority;
 805     return S_OK;
 806 }
 807
 808 static const IInternetPriorityVtbl HttpPriorityVtbl = {
 809     HttpPriority_QueryInterface,
 810     HttpPriority_AddRef,
 811     HttpPriority_Release,
 812     HttpPriority_SetPriority,
 813     HttpPriority_GetPriority
 814 };
 815
 816 static HRESULT WINAPI HttpInfo_QueryInterface(IWinInetHttpInfo *iface, REFIID riid, void **ppv)
 817 {
 818     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 819     return IInternetProtocolEx_QueryInterface(&This->IInternetProtocolEx_iface, riid, ppv);
 820 }
 821
 822 static ULONG WINAPI HttpInfo_AddRef(IWinInetHttpInfo *iface)
 823 {
 824     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 825     return IInternetProtocolEx_AddRef(&This->IInternetProtocolEx_iface);
 826 }
 827
 828 static ULONG WINAPI HttpInfo_Release(IWinInetHttpInfo *iface)
 829 {
 830     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 831     return IInternetProtocolEx_Release(&This->IInternetProtocolEx_iface);
 832 }
 833
 834 static HRESULT WINAPI HttpInfo_QueryOption(IWinInetHttpInfo *iface, DWORD dwOption,
 835         void *pBuffer, DWORD *pcbBuffer)
 836 {
 837     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 838     TRACE("(%p)->(%x %p %p)\n", This, dwOption, pBuffer, pcbBuffer);
 839
 840     if(!This->base.request)
 841         return E_FAIL;
 842
 843     if(!InternetQueryOptionW(This->base.request, dwOption, pBuffer, pcbBuffer))
 844         return S_FALSE;
 845     return S_OK;
 846 }
 847
 848 static HRESULT WINAPI HttpInfo_QueryInfo(IWinInetHttpInfo *iface, DWORD dwOption,
 849         void *pBuffer, DWORD *pcbBuffer, DWORD *pdwFlags, DWORD *pdwReserved)
 850 {
 851     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 852     TRACE("(%p)->(%x %p %p %p %p)\n", This, dwOption, pBuffer, pcbBuffer, pdwFlags, pdwReserved);
 853
 854     if(!This->base.request)
 855         return E_FAIL;
 856
 857     if(!HttpQueryInfoW(This->base.request, dwOption, pBuffer, pcbBuffer, pdwFlags)) {
 858         if(pBuffer)
 859             memset(pBuffer, 0, *pcbBuffer);
 860         return S_OK;
 861     }
 862     return S_OK;
 863 }
 864
 865 static const IWinInetHttpInfoVtbl WinInetHttpInfoVtbl = {
 866     HttpInfo_QueryInterface,
 867     HttpInfo_AddRef,
 868     HttpInfo_Release,
 869     HttpInfo_QueryOption,
 870     HttpInfo_QueryInfo
 871 };
 872
 873 static HRESULT create_http_protocol(BOOL https, void **ppobj)
 874 {
 875     HttpProtocol *ret;
 876
 877     ret = heap_alloc_zero(sizeof(HttpProtocol));
 878     if(!ret)
 879         return E_OUTOFMEMORY;
 880
 881     ret->base.vtbl = &AsyncProtocolVtbl;
 882     ret->IInternetProtocolEx_iface.lpVtbl = &HttpProtocolVtbl;
 883     ret->IInternetPriority_iface.lpVtbl   = &HttpPriorityVtbl;
 884     ret->IWinInetHttpInfo_iface.lpVtbl    = &WinInetHttpInfoVtbl;
 885
 886     ret->https = https;
 887     ret->ref = 1;
 888
 889     *ppobj = &ret->IInternetProtocolEx_iface;
 890
 891     URLMON_LockModule();
 892     return S_OK;
 893 }
 894
 895 HRESULT HttpProtocol_Construct(IUnknown *pUnkOuter, LPVOID *ppobj)
 896 {
 897     TRACE("(%p %p)\n", pUnkOuter, ppobj);
 898
 899     return create_http_protocol(FALSE, ppobj);
 900 }
 901
 902 HRESULT HttpSProtocol_Construct(IUnknown *pUnkOuter, LPVOID *ppobj)
 903 {
 904     TRACE("(%p %p)\n", pUnkOuter, ppobj);
 905
 906     return create_http_protocol(TRUE, ppobj);
 907 }