git.oblomov.eu Git - wine/blob - 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     DWORD dlg_flags;
 123     HWND hwnd;
 124     DWORD res;
 125     HRESULT hres;
 126
 127     switch(error) {
 128     case ERROR_INTERNET_SEC_CERT_DATE_INVALID:
 129     case ERROR_INTERNET_SEC_CERT_CN_INVALID:
 130     case ERROR_INTERNET_HTTP_TO_HTTPS_ON_REDIR:
 131     case ERROR_INTERNET_HTTPS_TO_HTTP_ON_REDIR:
 132     case ERROR_HTTP_REDIRECT_NEEDS_CONFIRMATION:
 133     case ERROR_INTERNET_INVALID_CA:
 134     case ERROR_INTERNET_CLIENT_AUTH_CERT_NEEDED:
 135         security_problem = TRUE;
 136         break;
 137     default:
 138         security_problem = FALSE;
 139     }
 140
 141     hres = IInternetProtocolSink_QueryInterface(This->base.protocol_sink, &IID_IServiceProvider,
 142                                                 (void**)&serv_prov);
 143     if(FAILED(hres)) {
 144         ERR("Failed to get IServiceProvider.\n");
 145         return E_ABORT;
 146     }
 147
 148     if(security_problem) {
 149         hres = IServiceProvider_QueryService(serv_prov, &IID_IHttpSecurity, &IID_IHttpSecurity,
 150                                              (void**)&http_security);
 151         if(SUCCEEDED(hres)) {
 152             hres = IHttpSecurity_OnSecurityProblem(http_security, error);
 153             IHttpSecurity_Release(http_security);
 154
 155             if(hres != S_FALSE)
 156             {
 157                 BOOL res = FALSE;
 158
 159                 IServiceProvider_Release(serv_prov);
 160
 161                 if(hres == S_OK) {
 162                     if(error == ERROR_INTERNET_SEC_CERT_DATE_INVALID)
 163                         res = set_security_flag(This, SECURITY_FLAG_IGNORE_CERT_DATE_INVALID);
 164                     else if(error == ERROR_INTERNET_SEC_CERT_CN_INVALID)
 165                         res = set_security_flag(This, SECURITY_FLAG_IGNORE_CERT_CN_INVALID);
 166                     else if(error == ERROR_INTERNET_INVALID_CA)
 167                         res = set_security_flag(This, SECURITY_FLAG_IGNORE_UNKNOWN_CA);
 168
 169                     if(res)
 170                         return RPC_E_RETRY;
 171
 172                     FIXME("Don't know how to ignore error %d\n", error);
 173                     return E_ABORT;
 174                 }
 175
 176                 if(hres == E_ABORT)
 177                     return E_ABORT;
 178                 if(hres == RPC_E_RETRY)
 179                     return RPC_E_RETRY;
 180
 181                 return internet_error_to_hres(error);
 182             }
 183         }
 184     }
 185
 186     hres = IServiceProvider_QueryService(serv_prov, &IID_IWindowForBindingUI, &IID_IWindowForBindingUI,
 187                                          (void**)&wfb_ui);
 188     if(SUCCEEDED(hres)) {
 189         const IID *iid_reason;
 190
 191         if(security_problem)
 192             iid_reason = &IID_IHttpSecurity;
 193         else if(error == ERROR_INTERNET_INCORRECT_PASSWORD)
 194             iid_reason = &IID_IAuthenticate;
 195         else
 196             iid_reason = &IID_IWindowForBindingUI;
 197
 198         hres = IWindowForBindingUI_GetWindow(wfb_ui, iid_reason, &hwnd);
 199         IWindowForBindingUI_Release(wfb_ui);
 200         if(FAILED(hres))
 201             hwnd = NULL;
 202     }
 203
 204     IServiceProvider_Release(serv_prov);
 205
 206     dlg_flags = FLAGS_ERROR_UI_FLAGS_CHANGE_OPTIONS | FLAGS_ERROR_UI_FLAGS_GENERATE_DATA;
 207     if(This->base.bindf & BINDF_NO_UI)
 208         dlg_flags |= FLAGS_ERROR_UI_FLAGS_NO_UI;
 209
 210     res = InternetErrorDlg(hwnd, This->base.request, error, dlg_flags, NULL);
 211     if(res == ERROR_INTERNET_FORCE_RETRY || res == ERROR_SUCCESS)
 212         return RPC_E_RETRY;
 213
 214     return internet_error_to_hres(error);
 215 }
 216
 217 static ULONG send_http_request(HttpProtocol *This)
 218 {
 219     INTERNET_BUFFERSW send_buffer = {sizeof(INTERNET_BUFFERSW)};
 220     BOOL res;
 221
 222     send_buffer.lpcszHeader = This->full_header;
 223     send_buffer.dwHeadersLength = send_buffer.dwHeadersTotal = strlenW(This->full_header);
 224
 225     if(This->base.bind_info.dwBindVerb != BINDVERB_GET) {
 226         switch(This->base.bind_info.stgmedData.tymed) {
 227         case TYMED_HGLOBAL:
 228             /* Native does not use GlobalLock/GlobalUnlock, so we won't either */
 229             send_buffer.lpvBuffer = This->base.bind_info.stgmedData.u.hGlobal;
 230             send_buffer.dwBufferLength = send_buffer.dwBufferTotal = This->base.bind_info.cbstgmedData;
 231             break;
 232         case TYMED_ISTREAM: {
 233             LARGE_INTEGER offset;
 234
 235             send_buffer.dwBufferTotal = This->base.bind_info.cbstgmedData;
 236             if(!This->base.post_stream) {
 237                 This->base.post_stream = This->base.bind_info.stgmedData.u.pstm;
 238                 IStream_AddRef(This->base.post_stream);
 239             }
 240
 241             offset.QuadPart = 0;
 242             IStream_Seek(This->base.post_stream, offset, STREAM_SEEK_SET, NULL);
 243             break;
 244         }
 245         default:
 246             FIXME("Unsupported This->base.bind_info.stgmedData.tymed %d\n", This->base.bind_info.stgmedData.tymed);
 247         }
 248     }
 249
 250     if(This->base.post_stream)
 251         res = HttpSendRequestExW(This->base.request, &send_buffer, NULL, 0, 0);
 252     else
 253         res = HttpSendRequestW(This->base.request, send_buffer.lpcszHeader, send_buffer.dwHeadersLength,
 254                 send_buffer.lpvBuffer, send_buffer.dwBufferLength);
 255
 256     return res ? 0 : GetLastError();
 257 }
 258
 259 static inline HttpProtocol *impl_from_Protocol(Protocol *prot)
 260 {
 261     return CONTAINING_RECORD(prot, HttpProtocol, base);
 262 }
 263
 264 static HRESULT HttpProtocol_open_request(Protocol *prot, IUri *uri, DWORD request_flags,
 265         HINTERNET internet_session, IInternetBindInfo *bind_info)
 266 {
 267     HttpProtocol *This = impl_from_Protocol(prot);
 268     LPWSTR addl_header = NULL, post_cookie = NULL;
 269     IServiceProvider *service_provider = NULL;
 270     IHttpNegotiate2 *http_negotiate2 = NULL;
 271     BSTR url, host, user, pass, path;
 272     LPOLESTR accept_mimes[257];
 273     const WCHAR **accept_types;
 274     BYTE security_id[512];
 275     DWORD len, port, flags;
 276     ULONG num, error;
 277     BOOL res, b;
 278     HRESULT hres;
 279
 280     static const WCHAR wszBindVerb[BINDVERB_CUSTOM][5] =
 281         {{'G','E','T',0},
 282          {'P','O','S','T',0},
 283          {'P','U','T',0}};
 284
 285     hres = IUri_GetPort(uri, &port);
 286     if(FAILED(hres))
 287         return hres;
 288
 289     hres = IUri_GetHost(uri, &host);
 290     if(FAILED(hres))
 291         return hres;
 292
 293     hres = IUri_GetUserName(uri, &user);
 294     if(SUCCEEDED(hres)) {
 295         hres = IUri_GetPassword(uri, &pass);
 296
 297         if(SUCCEEDED(hres)) {
 298             This->base.connection = InternetConnectW(internet_session, host, port, user, pass,
 299                     INTERNET_SERVICE_HTTP, This->https ? INTERNET_FLAG_SECURE : 0, (DWORD_PTR)&This->base);
 300             SysFreeString(pass);
 301         }
 302         SysFreeString(user);
 303     }
 304     SysFreeString(host);
 305     if(FAILED(hres))
 306         return hres;
 307     if(!This->base.connection) {
 308         WARN("InternetConnect failed: %d\n", GetLastError());
 309         return INET_E_CANNOT_CONNECT;
 310     }
 311
 312     num = sizeof(accept_mimes)/sizeof(accept_mimes[0])-1;
 313     hres = IInternetBindInfo_GetBindString(bind_info, BINDSTRING_ACCEPT_MIMES, accept_mimes, num, &num);
 314     if(hres == INET_E_USE_DEFAULT_SETTING) {
 315         static const WCHAR default_accept_mimeW[] = {'*','/','*',0};
 316         static const WCHAR *default_accept_mimes[] = {default_accept_mimeW, NULL};
 317
 318         accept_types = default_accept_mimes;
 319         num = 0;
 320     }else if(hres == S_OK) {
 321         accept_types = (const WCHAR**)accept_mimes;
 322     }else {
 323         WARN("GetBindString BINDSTRING_ACCEPT_MIMES failed: %08x\n", hres);
 324         return INET_E_NO_VALID_MEDIA;
 325     }
 326     accept_mimes[num] = 0;
 327
 328     if(This->https)
 329         request_flags |= INTERNET_FLAG_SECURE;
 330
 331     hres = IUri_GetPathAndQuery(uri, &path);
 332     if(SUCCEEDED(hres)) {
 333         This->base.request = HttpOpenRequestW(This->base.connection,
 334                 This->base.bind_info.dwBindVerb < BINDVERB_CUSTOM
 335                     ? wszBindVerb[This->base.bind_info.dwBindVerb] : This->base.bind_info.szCustomVerb,
 336                 path, NULL, NULL, accept_types, request_flags, (DWORD_PTR)&This->base);
 337         SysFreeString(path);
 338     }
 339     while(num--)
 340         CoTaskMemFree(accept_mimes[num]);
 341     if(FAILED(hres))
 342         return hres;
 343     if (!This->base.request) {
 344         WARN("HttpOpenRequest failed: %d\n", GetLastError());
 345         return INET_E_RESOURCE_NOT_FOUND;
 346     }
 347
 348     hres = IInternetProtocolSink_QueryInterface(This->base.protocol_sink, &IID_IServiceProvider,
 349             (void **)&service_provider);
 350     if (hres != S_OK) {
 351         WARN("IInternetProtocolSink_QueryInterface IID_IServiceProvider failed: %08x\n", hres);
 352         return hres;
 353     }
 354
 355     hres = IServiceProvider_QueryService(service_provider, &IID_IHttpNegotiate,
 356             &IID_IHttpNegotiate, (void **)&This->http_negotiate);
 357     if (hres != S_OK) {
 358         WARN("IServiceProvider_QueryService IID_IHttpNegotiate failed: %08x\n", hres);
 359         IServiceProvider_Release(service_provider);
 360         return hres;
 361     }
 362
 363     hres = IUri_GetAbsoluteUri(uri, &url);
 364     if(FAILED(hres)) {
 365         IServiceProvider_Release(service_provider);
 366         return hres;
 367     }
 368
 369     hres = IHttpNegotiate_BeginningTransaction(This->http_negotiate, url, default_headersW,
 370             0, &addl_header);
 371     SysFreeString(url);
 372     if(hres != S_OK) {
 373         WARN("IHttpNegotiate_BeginningTransaction failed: %08x\n", hres);
 374         IServiceProvider_Release(service_provider);
 375         return hres;
 376     }
 377
 378     len = addl_header ? strlenW(addl_header) : 0;
 379
 380     This->full_header = heap_alloc(len*sizeof(WCHAR)+sizeof(default_headersW));
 381     if(!This->full_header) {
 382         IServiceProvider_Release(service_provider);
 383         return E_OUTOFMEMORY;
 384     }
 385
 386     if(len)
 387         memcpy(This->full_header, addl_header, len*sizeof(WCHAR));
 388     CoTaskMemFree(addl_header);
 389     memcpy(This->full_header+len, default_headersW, sizeof(default_headersW));
 390
 391     hres = IServiceProvider_QueryService(service_provider, &IID_IHttpNegotiate2,
 392             &IID_IHttpNegotiate2, (void **)&http_negotiate2);
 393     IServiceProvider_Release(service_provider);
 394     if(hres != S_OK) {
 395         WARN("IServiceProvider_QueryService IID_IHttpNegotiate2 failed: %08x\n", hres);
 396         /* No goto done as per native */
 397     }else {
 398         len = sizeof(security_id)/sizeof(security_id[0]);
 399         hres = IHttpNegotiate2_GetRootSecurityId(http_negotiate2, security_id, &len, 0);
 400         IHttpNegotiate2_Release(http_negotiate2);
 401         if (hres != S_OK)
 402             WARN("IHttpNegotiate2_GetRootSecurityId failed: %08x\n", hres);
 403     }
 404
 405     /* FIXME: Handle security_id. Native calls undocumented function IsHostInProxyBypassList. */
 406
 407     if(This->base.bind_info.dwBindVerb == BINDVERB_POST) {
 408         num = 0;
 409         hres = IInternetBindInfo_GetBindString(bind_info, BINDSTRING_POST_COOKIE, &post_cookie, 1, &num);
 410         if(hres == S_OK && num) {
 411             if(!InternetSetOptionW(This->base.request, INTERNET_OPTION_SECONDARY_CACHE_KEY,
 412                                    post_cookie, lstrlenW(post_cookie)))
 413                 WARN("InternetSetOption INTERNET_OPTION_SECONDARY_CACHE_KEY failed: %d\n", GetLastError());
 414             CoTaskMemFree(post_cookie);
 415         }
 416     }
 417
 418     flags = INTERNET_ERROR_MASK_COMBINED_SEC_CERT;
 419     res = InternetSetOptionW(This->base.request, INTERNET_OPTION_ERROR_MASK, &flags, sizeof(flags));
 420     if(!res)
 421         WARN("InternetSetOption(INTERNET_OPTION_ERROR_MASK) failed: %u\n", GetLastError());
 422
 423     b = TRUE;
 424     res = InternetSetOptionW(This->base.request, INTERNET_OPTION_HTTP_DECODING, &b, sizeof(b));
 425     if(!res)
 426         WARN("InternetSetOption(INTERNET_OPTION_HTTP_DECODING) failed: %u\n", GetLastError());
 427
 428     do {
 429         error = send_http_request(This);
 430
 431         if(error == ERROR_IO_PENDING || error == ERROR_SUCCESS)
 432             return S_OK;
 433
 434         hres = handle_http_error(This, error);
 435
 436     } while(hres == RPC_E_RETRY);
 437
 438     WARN("HttpSendRequest failed: %d\n", error);
 439     return hres;
 440 }
 441
 442 static HRESULT HttpProtocol_end_request(Protocol *protocol)
 443 {
 444     BOOL res;
 445
 446     res = HttpEndRequestW(protocol->request, NULL, 0, 0);
 447     if(!res && GetLastError() != ERROR_IO_PENDING) {
 448         FIXME("HttpEndRequest failed: %u\n", GetLastError());
 449         return E_FAIL;
 450     }
 451
 452     return S_OK;
 453 }
 454
 455 static HRESULT HttpProtocol_start_downloading(Protocol *prot)
 456 {
 457     HttpProtocol *This = impl_from_Protocol(prot);
 458     LPWSTR content_type, content_length, ranges;
 459     DWORD len = sizeof(DWORD);
 460     DWORD status_code;
 461     BOOL res;
 462     HRESULT hres;
 463
 464     static const WCHAR wszDefaultContentType[] =
 465         {'t','e','x','t','/','h','t','m','l',0};
 466
 467     if(!This->http_negotiate) {
 468         WARN("Expected IHttpNegotiate pointer to be non-NULL\n");
 469         return S_OK;
 470     }
 471
 472     res = HttpQueryInfoW(This->base.request, HTTP_QUERY_STATUS_CODE | HTTP_QUERY_FLAG_NUMBER,
 473             &status_code, &len, NULL);
 474     if(res) {
 475         LPWSTR response_headers = query_http_info(This, HTTP_QUERY_RAW_HEADERS_CRLF);
 476         if(response_headers) {
 477             hres = IHttpNegotiate_OnResponse(This->http_negotiate, status_code, response_headers,
 478                     NULL, NULL);
 479             heap_free(response_headers);
 480             if (hres != S_OK) {
 481                 WARN("IHttpNegotiate_OnResponse failed: %08x\n", hres);
 482                 return S_OK;
 483             }
 484         }
 485     }else {
 486         WARN("HttpQueryInfo failed: %d\n", GetLastError());
 487     }
 488
 489     ranges = query_http_info(This, HTTP_QUERY_ACCEPT_RANGES);
 490     if(ranges) {
 491         IInternetProtocolSink_ReportProgress(This->base.protocol_sink, BINDSTATUS_ACCEPTRANGES, NULL);
 492         heap_free(ranges);
 493     }
 494
 495     content_type = query_http_info(This, HTTP_QUERY_CONTENT_TYPE);
 496     if(content_type) {
 497         /* remove the charset, if present */
 498         LPWSTR p = strchrW(content_type, ';');
 499         if (p) *p = '\0';
 500
 501         IInternetProtocolSink_ReportProgress(This->base.protocol_sink,
 502                 (This->base.bindf & BINDF_FROMURLMON)
 503                  ? BINDSTATUS_MIMETYPEAVAILABLE : BINDSTATUS_RAWMIMETYPE,
 504                  content_type);
 505         heap_free(content_type);
 506     }else {
 507         WARN("HttpQueryInfo failed: %d\n", GetLastError());
 508         IInternetProtocolSink_ReportProgress(This->base.protocol_sink,
 509                  (This->base.bindf & BINDF_FROMURLMON)
 510                   ? BINDSTATUS_MIMETYPEAVAILABLE : BINDSTATUS_RAWMIMETYPE,
 511                   wszDefaultContentType);
 512     }
 513
 514     content_length = query_http_info(This, HTTP_QUERY_CONTENT_LENGTH);
 515     if(content_length) {
 516         This->base.content_length = atoiW(content_length);
 517         heap_free(content_length);
 518     }
 519
 520     return S_OK;
 521 }
 522
 523 static void HttpProtocol_close_connection(Protocol *prot)
 524 {
 525     HttpProtocol *This = impl_from_Protocol(prot);
 526
 527     if(This->http_negotiate) {
 528         IHttpNegotiate_Release(This->http_negotiate);
 529         This->http_negotiate = NULL;
 530     }
 531
 532     heap_free(This->full_header);
 533     This->full_header = NULL;
 534 }
 535
 536 static void HttpProtocol_on_error(Protocol *prot, DWORD error)
 537 {
 538     HttpProtocol *This = impl_from_Protocol(prot);
 539     HRESULT hres;
 540
 541     TRACE("(%p) %d\n", prot, error);
 542
 543     if(prot->flags & FLAG_FIRST_CONTINUE_COMPLETE) {
 544         FIXME("Not handling error %d\n", error);
 545         return;
 546     }
 547
 548     while((hres = handle_http_error(This, error)) == RPC_E_RETRY) {
 549         error = send_http_request(This);
 550
 551         if(error == ERROR_IO_PENDING || error == ERROR_SUCCESS)
 552             return;
 553     }
 554
 555     protocol_abort(prot, hres);
 556     protocol_close_connection(prot);
 557     return;
 558 }
 559
 560 static const ProtocolVtbl AsyncProtocolVtbl = {
 561     HttpProtocol_open_request,
 562     HttpProtocol_end_request,
 563     HttpProtocol_start_downloading,
 564     HttpProtocol_close_connection,
 565     HttpProtocol_on_error
 566 };
 567
 568 static HRESULT WINAPI HttpProtocol_QueryInterface(IInternetProtocolEx *iface, REFIID riid, void **ppv)
 569 {
 570     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 571
 572     *ppv = NULL;
 573     if(IsEqualGUID(&IID_IUnknown, riid)) {
 574         TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
 575         *ppv = &This->IInternetProtocolEx_iface;
 576     }else if(IsEqualGUID(&IID_IInternetProtocolRoot, riid)) {
 577         TRACE("(%p)->(IID_IInternetProtocolRoot %p)\n", This, ppv);
 578         *ppv = &This->IInternetProtocolEx_iface;
 579     }else if(IsEqualGUID(&IID_IInternetProtocol, riid)) {
 580         TRACE("(%p)->(IID_IInternetProtocol %p)\n", This, ppv);
 581         *ppv = &This->IInternetProtocolEx_iface;
 582     }else if(IsEqualGUID(&IID_IInternetProtocolEx, riid)) {
 583         TRACE("(%p)->(IID_IInternetProtocolEx %p)\n", This, ppv);
 584         *ppv = &This->IInternetProtocolEx_iface;
 585     }else if(IsEqualGUID(&IID_IInternetPriority, riid)) {
 586         TRACE("(%p)->(IID_IInternetPriority %p)\n", This, ppv);
 587         *ppv = &This->IInternetPriority_iface;
 588     }else if(IsEqualGUID(&IID_IWinInetInfo, riid)) {
 589         TRACE("(%p)->(IID_IWinInetInfo %p)\n", This, ppv);
 590         *ppv = &This->IWinInetHttpInfo_iface;
 591     }else if(IsEqualGUID(&IID_IWinInetHttpInfo, riid)) {
 592         TRACE("(%p)->(IID_IWinInetHttpInfo %p)\n", This, ppv);
 593         *ppv = &This->IWinInetHttpInfo_iface;
 594     }
 595
 596     if(*ppv) {
 597         IInternetProtocol_AddRef(iface);
 598         return S_OK;
 599     }
 600
 601     WARN("not supported interface %s\n", debugstr_guid(riid));
 602     return E_NOINTERFACE;
 603 }
 604
 605 static ULONG WINAPI HttpProtocol_AddRef(IInternetProtocolEx *iface)
 606 {
 607     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 608     LONG ref = InterlockedIncrement(&This->ref);
 609     TRACE("(%p) ref=%d\n", This, ref);
 610     return ref;
 611 }
 612
 613 static ULONG WINAPI HttpProtocol_Release(IInternetProtocolEx *iface)
 614 {
 615     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 616     LONG ref = InterlockedDecrement(&This->ref);
 617
 618     TRACE("(%p) ref=%d\n", This, ref);
 619
 620     if(!ref) {
 621         protocol_close_connection(&This->base);
 622         heap_free(This);
 623
 624         URLMON_UnlockModule();
 625     }
 626
 627     return ref;
 628 }
 629
 630 static HRESULT WINAPI HttpProtocol_Start(IInternetProtocolEx *iface, LPCWSTR szUrl,
 631         IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
 632         DWORD grfPI, HANDLE_PTR dwReserved)
 633 {
 634     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 635     IUri *uri;
 636     HRESULT hres;
 637
 638     TRACE("(%p)->(%s %p %p %08x %lx)\n", This, debugstr_w(szUrl), pOIProtSink,
 639             pOIBindInfo, grfPI, dwReserved);
 640
 641     hres = CreateUri(szUrl, 0, 0, &uri);
 642     if(FAILED(hres))
 643         return hres;
 644
 645     hres = IInternetProtocolEx_StartEx(&This->IInternetProtocolEx_iface, uri, pOIProtSink,
 646             pOIBindInfo, grfPI, (HANDLE*)dwReserved);
 647
 648     IUri_Release(uri);
 649     return hres;
 650 }
 651
 652 static HRESULT WINAPI HttpProtocol_Continue(IInternetProtocolEx *iface, PROTOCOLDATA *pProtocolData)
 653 {
 654     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 655
 656     TRACE("(%p)->(%p)\n", This, pProtocolData);
 657
 658     return protocol_continue(&This->base, pProtocolData);
 659 }
 660
 661 static HRESULT WINAPI HttpProtocol_Abort(IInternetProtocolEx *iface, HRESULT hrReason,
 662         DWORD dwOptions)
 663 {
 664     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 665
 666     TRACE("(%p)->(%08x %08x)\n", This, hrReason, dwOptions);
 667
 668     return protocol_abort(&This->base, hrReason);
 669 }
 670
 671 static HRESULT WINAPI HttpProtocol_Terminate(IInternetProtocolEx *iface, DWORD dwOptions)
 672 {
 673     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 674
 675     TRACE("(%p)->(%08x)\n", This, dwOptions);
 676
 677     protocol_close_connection(&This->base);
 678     return S_OK;
 679 }
 680
 681 static HRESULT WINAPI HttpProtocol_Suspend(IInternetProtocolEx *iface)
 682 {
 683     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 684     FIXME("(%p)\n", This);
 685     return E_NOTIMPL;
 686 }
 687
 688 static HRESULT WINAPI HttpProtocol_Resume(IInternetProtocolEx *iface)
 689 {
 690     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 691     FIXME("(%p)\n", This);
 692     return E_NOTIMPL;
 693 }
 694
 695 static HRESULT WINAPI HttpProtocol_Read(IInternetProtocolEx *iface, void *pv,
 696         ULONG cb, ULONG *pcbRead)
 697 {
 698     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 699
 700     TRACE("(%p)->(%p %u %p)\n", This, pv, cb, pcbRead);
 701
 702     return protocol_read(&This->base, pv, cb, pcbRead);
 703 }
 704
 705 static HRESULT WINAPI HttpProtocol_Seek(IInternetProtocolEx *iface, LARGE_INTEGER dlibMove,
 706         DWORD dwOrigin, ULARGE_INTEGER *plibNewPosition)
 707 {
 708     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 709     FIXME("(%p)->(%d %d %p)\n", This, dlibMove.u.LowPart, dwOrigin, plibNewPosition);
 710     return E_NOTIMPL;
 711 }
 712
 713 static HRESULT WINAPI HttpProtocol_LockRequest(IInternetProtocolEx *iface, DWORD dwOptions)
 714 {
 715     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 716
 717     TRACE("(%p)->(%08x)\n", This, dwOptions);
 718
 719     return protocol_lock_request(&This->base);
 720 }
 721
 722 static HRESULT WINAPI HttpProtocol_UnlockRequest(IInternetProtocolEx *iface)
 723 {
 724     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 725
 726     TRACE("(%p)\n", This);
 727
 728     return protocol_unlock_request(&This->base);
 729 }
 730
 731 static HRESULT WINAPI HttpProtocol_StartEx(IInternetProtocolEx *iface, IUri *pUri,
 732         IInternetProtocolSink *pOIProtSink, IInternetBindInfo *pOIBindInfo,
 733         DWORD grfPI, HANDLE *dwReserved)
 734 {
 735     HttpProtocol *This = impl_from_IInternetProtocolEx(iface);
 736     DWORD scheme = 0;
 737     HRESULT hres;
 738
 739     TRACE("(%p)->(%p %p %p %08x %p)\n", This, pUri, pOIProtSink,
 740             pOIBindInfo, grfPI, dwReserved);
 741
 742     hres = IUri_GetScheme(pUri, &scheme);
 743     if(FAILED(hres))
 744         return hres;
 745     if(scheme != (This->https ? URL_SCHEME_HTTPS : URL_SCHEME_HTTP))
 746         return MK_E_SYNTAX;
 747
 748     return protocol_start(&This->base, (IInternetProtocol*)&This->IInternetProtocolEx_iface, pUri,
 749                           pOIProtSink, pOIBindInfo);
 750 }
 751
 752 static const IInternetProtocolExVtbl HttpProtocolVtbl = {
 753     HttpProtocol_QueryInterface,
 754     HttpProtocol_AddRef,
 755     HttpProtocol_Release,
 756     HttpProtocol_Start,
 757     HttpProtocol_Continue,
 758     HttpProtocol_Abort,
 759     HttpProtocol_Terminate,
 760     HttpProtocol_Suspend,
 761     HttpProtocol_Resume,
 762     HttpProtocol_Read,
 763     HttpProtocol_Seek,
 764     HttpProtocol_LockRequest,
 765     HttpProtocol_UnlockRequest,
 766     HttpProtocol_StartEx
 767 };
 768
 769 static HRESULT WINAPI HttpPriority_QueryInterface(IInternetPriority *iface, REFIID riid, void **ppv)
 770 {
 771     HttpProtocol *This = impl_from_IInternetPriority(iface);
 772     return IInternetProtocolEx_QueryInterface(&This->IInternetProtocolEx_iface, riid, ppv);
 773 }
 774
 775 static ULONG WINAPI HttpPriority_AddRef(IInternetPriority *iface)
 776 {
 777     HttpProtocol *This = impl_from_IInternetPriority(iface);
 778     return IInternetProtocolEx_AddRef(&This->IInternetProtocolEx_iface);
 779 }
 780
 781 static ULONG WINAPI HttpPriority_Release(IInternetPriority *iface)
 782 {
 783     HttpProtocol *This = impl_from_IInternetPriority(iface);
 784     return IInternetProtocolEx_Release(&This->IInternetProtocolEx_iface);
 785 }
 786
 787 static HRESULT WINAPI HttpPriority_SetPriority(IInternetPriority *iface, LONG nPriority)
 788 {
 789     HttpProtocol *This = impl_from_IInternetPriority(iface);
 790
 791     TRACE("(%p)->(%d)\n", This, nPriority);
 792
 793     This->base.priority = nPriority;
 794     return S_OK;
 795 }
 796
 797 static HRESULT WINAPI HttpPriority_GetPriority(IInternetPriority *iface, LONG *pnPriority)
 798 {
 799     HttpProtocol *This = impl_from_IInternetPriority(iface);
 800
 801     TRACE("(%p)->(%p)\n", This, pnPriority);
 802
 803     *pnPriority = This->base.priority;
 804     return S_OK;
 805 }
 806
 807 static const IInternetPriorityVtbl HttpPriorityVtbl = {
 808     HttpPriority_QueryInterface,
 809     HttpPriority_AddRef,
 810     HttpPriority_Release,
 811     HttpPriority_SetPriority,
 812     HttpPriority_GetPriority
 813 };
 814
 815 static HRESULT WINAPI HttpInfo_QueryInterface(IWinInetHttpInfo *iface, REFIID riid, void **ppv)
 816 {
 817     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 818     return IInternetProtocolEx_QueryInterface(&This->IInternetProtocolEx_iface, riid, ppv);
 819 }
 820
 821 static ULONG WINAPI HttpInfo_AddRef(IWinInetHttpInfo *iface)
 822 {
 823     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 824     return IInternetProtocolEx_AddRef(&This->IInternetProtocolEx_iface);
 825 }
 826
 827 static ULONG WINAPI HttpInfo_Release(IWinInetHttpInfo *iface)
 828 {
 829     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 830     return IInternetProtocolEx_Release(&This->IInternetProtocolEx_iface);
 831 }
 832
 833 static HRESULT WINAPI HttpInfo_QueryOption(IWinInetHttpInfo *iface, DWORD dwOption,
 834         void *pBuffer, DWORD *pcbBuffer)
 835 {
 836     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 837     TRACE("(%p)->(%x %p %p)\n", This, dwOption, pBuffer, pcbBuffer);
 838
 839     if(!This->base.request)
 840         return E_FAIL;
 841
 842     if(!InternetQueryOptionW(This->base.request, dwOption, pBuffer, pcbBuffer))
 843         return S_FALSE;
 844     return S_OK;
 845 }
 846
 847 static HRESULT WINAPI HttpInfo_QueryInfo(IWinInetHttpInfo *iface, DWORD dwOption,
 848         void *pBuffer, DWORD *pcbBuffer, DWORD *pdwFlags, DWORD *pdwReserved)
 849 {
 850     HttpProtocol *This = impl_from_IWinInetHttpInfo(iface);
 851     TRACE("(%p)->(%x %p %p %p %p)\n", This, dwOption, pBuffer, pcbBuffer, pdwFlags, pdwReserved);
 852
 853     if(!This->base.request)
 854         return E_FAIL;
 855
 856     if(!HttpQueryInfoW(This->base.request, dwOption, pBuffer, pcbBuffer, pdwFlags)) {
 857         if(pBuffer)
 858             memset(pBuffer, 0, *pcbBuffer);
 859         return S_OK;
 860     }
 861     return S_OK;
 862 }
 863
 864 static const IWinInetHttpInfoVtbl WinInetHttpInfoVtbl = {
 865     HttpInfo_QueryInterface,
 866     HttpInfo_AddRef,
 867     HttpInfo_Release,
 868     HttpInfo_QueryOption,
 869     HttpInfo_QueryInfo
 870 };
 871
 872 static HRESULT create_http_protocol(BOOL https, void **ppobj)
 873 {
 874     HttpProtocol *ret;
 875
 876     ret = heap_alloc_zero(sizeof(HttpProtocol));
 877     if(!ret)
 878         return E_OUTOFMEMORY;
 879
 880     ret->base.vtbl = &AsyncProtocolVtbl;
 881     ret->IInternetProtocolEx_iface.lpVtbl = &HttpProtocolVtbl;
 882     ret->IInternetPriority_iface.lpVtbl   = &HttpPriorityVtbl;
 883     ret->IWinInetHttpInfo_iface.lpVtbl    = &WinInetHttpInfoVtbl;
 884
 885     ret->https = https;
 886     ret->ref = 1;
 887
 888     *ppobj = &ret->IInternetProtocolEx_iface;
 889
 890     URLMON_LockModule();
 891     return S_OK;
 892 }
 893
 894 HRESULT HttpProtocol_Construct(IUnknown *pUnkOuter, LPVOID *ppobj)
 895 {
 896     TRACE("(%p %p)\n", pUnkOuter, ppobj);
 897
 898     return create_http_protocol(FALSE, ppobj);
 899 }
 900
 901 HRESULT HttpSProtocol_Construct(IUnknown *pUnkOuter, LPVOID *ppobj)
 902 {
 903     TRACE("(%p %p)\n", pUnkOuter, ppobj);
 904
 905     return create_http_protocol(TRUE, ppobj);
 906 }