dlls/winhttp/session.c

   1 /*
   2  * Copyright 2008 Hans Leidekker for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20 #include "wine/port.h"
  21 #include "wine/debug.h"
  22
  23 #include <stdarg.h>
  24 #include <stdlib.h>
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winhttp.h"
  29 #include "wincrypt.h"
  30 #include "winreg.h"
  31
  32 #include "winhttp_private.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(winhttp);
  35
  36 #define DEFAULT_CONNECT_TIMEOUT     60000
  37 #define DEFAULT_SEND_TIMEOUT        30000
  38 #define DEFAULT_RECEIVE_TIMEOUT     30000
  39
  40 void set_last_error( DWORD error )
  41 {
  42     /* FIXME */
  43     SetLastError( error );
  44 }
  45
  46 DWORD get_last_error( void )
  47 {
  48     /* FIXME */
  49     return GetLastError();
  50 }
  51
  52 void send_callback( object_header_t *hdr, DWORD status, LPVOID info, DWORD buflen )
  53 {
  54     TRACE("%p, 0x%08x, %p, %u\n", hdr, status, info, buflen);
  55
  56     if (hdr->callback && (hdr->notify_mask & status)) hdr->callback( hdr->handle, hdr->context, status, info, buflen );
  57 }
  58
  59 /***********************************************************************
  60  *          WinHttpCheckPlatform (winhttp.@)
  61  */
  62 BOOL WINAPI WinHttpCheckPlatform( void )
  63 {
  64     TRACE("\n");
  65     return TRUE;
  66 }
  67
  68 /***********************************************************************
  69  *          session_destroy (internal)
  70  */
  71 static void session_destroy( object_header_t *hdr )
  72 {
  73     session_t *session = (session_t *)hdr;
  74     struct list *item, *next;
  75     domain_t *domain;
  76
  77     TRACE("%p\n", session);
  78
  79     LIST_FOR_EACH_SAFE( item, next, &session->cookie_cache )
  80     {
  81         domain = LIST_ENTRY( item, domain_t, entry );
  82         delete_domain( domain );
  83     }
  84     heap_free( session->agent );
  85     heap_free( session->proxy_server );
  86     heap_free( session->proxy_bypass );
  87     heap_free( session->proxy_username );
  88     heap_free( session->proxy_password );
  89     heap_free( session );
  90 }
  91
  92 static BOOL session_query_option( object_header_t *hdr, DWORD option, LPVOID buffer, LPDWORD buflen )
  93 {
  94     switch (option)
  95     {
  96     case WINHTTP_OPTION_REDIRECT_POLICY:
  97     {
  98         if (!buffer || *buflen < sizeof(DWORD))
  99         {
 100             *buflen = sizeof(DWORD);
 101             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 102             return FALSE;
 103         }
 104
 105         *(DWORD *)buffer = hdr->redirect_policy;
 106         *buflen = sizeof(DWORD);
 107         return TRUE;
 108     }
 109     default:
 110         FIXME("unimplemented option %u\n", option);
 111         set_last_error( ERROR_INVALID_PARAMETER );
 112         return FALSE;
 113     }
 114 }
 115
 116 static BOOL session_set_option( object_header_t *hdr, DWORD option, LPVOID buffer, DWORD buflen )
 117 {
 118     switch (option)
 119     {
 120     case WINHTTP_OPTION_PROXY:
 121     {
 122         WINHTTP_PROXY_INFO *pi = buffer;
 123
 124         FIXME("%u %s %s\n", pi->dwAccessType, debugstr_w(pi->lpszProxy), debugstr_w(pi->lpszProxyBypass));
 125         return TRUE;
 126     }
 127     case WINHTTP_OPTION_REDIRECT_POLICY:
 128     {
 129         DWORD policy;
 130
 131         if (buflen != sizeof(policy))
 132         {
 133             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 134             return FALSE;
 135         }
 136
 137         policy = *(DWORD *)buffer;
 138         TRACE("0x%x\n", policy);
 139         hdr->redirect_policy = policy;
 140         return TRUE;
 141     }
 142     case WINHTTP_OPTION_DISABLE_FEATURE:
 143         set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
 144         return FALSE;
 145     default:
 146         FIXME("unimplemented option %u\n", option);
 147         set_last_error( ERROR_INVALID_PARAMETER );
 148         return FALSE;
 149     }
 150 }
 151
 152 static const object_vtbl_t session_vtbl =
 153 {
 154     session_destroy,
 155     session_query_option,
 156     session_set_option
 157 };
 158
 159 /***********************************************************************
 160  *          WinHttpOpen (winhttp.@)
 161  */
 162 HINTERNET WINAPI WinHttpOpen( LPCWSTR agent, DWORD access, LPCWSTR proxy, LPCWSTR bypass, DWORD flags )
 163 {
 164     session_t *session;
 165     HINTERNET handle = NULL;
 166
 167     TRACE("%s, %u, %s, %s, 0x%08x\n", debugstr_w(agent), access, debugstr_w(proxy), debugstr_w(bypass), flags);
 168
 169     if (!(session = heap_alloc_zero( sizeof(session_t) ))) return NULL;
 170
 171     session->hdr.type = WINHTTP_HANDLE_TYPE_SESSION;
 172     session->hdr.vtbl = &session_vtbl;
 173     session->hdr.flags = flags;
 174     session->hdr.refs = 1;
 175     session->hdr.redirect_policy = WINHTTP_OPTION_REDIRECT_POLICY_DISALLOW_HTTPS_TO_HTTP;
 176     list_init( &session->cookie_cache );
 177
 178     if (agent && !(session->agent = strdupW( agent ))) goto end;
 179     if (access == WINHTTP_ACCESS_TYPE_DEFAULT_PROXY)
 180     {
 181         WINHTTP_PROXY_INFO info;
 182
 183         WinHttpGetDefaultProxyConfiguration( &info );
 184         session->access = info.dwAccessType;
 185         if (info.lpszProxy && !(session->proxy_server = strdupW( info.lpszProxy )))
 186         {
 187             GlobalFree( (LPWSTR)info.lpszProxy );
 188             GlobalFree( (LPWSTR)info.lpszProxyBypass );
 189             goto end;
 190         }
 191         if (info.lpszProxyBypass && !(session->proxy_bypass = strdupW( info.lpszProxyBypass )))
 192         {
 193             GlobalFree( (LPWSTR)info.lpszProxy );
 194             GlobalFree( (LPWSTR)info.lpszProxyBypass );
 195             goto end;
 196         }
 197     }
 198     else if (access == WINHTTP_ACCESS_TYPE_NAMED_PROXY)
 199     {
 200         session->access = access;
 201         if (proxy && !(session->proxy_server = strdupW( proxy ))) goto end;
 202         if (bypass && !(session->proxy_bypass = strdupW( bypass ))) goto end;
 203     }
 204
 205     if (!(handle = alloc_handle( &session->hdr ))) goto end;
 206     session->hdr.handle = handle;
 207
 208 end:
 209     release_object( &session->hdr );
 210     TRACE("returning %p\n", handle);
 211     return handle;
 212 }
 213
 214 /***********************************************************************
 215  *          connect_destroy (internal)
 216  */
 217 static void connect_destroy( object_header_t *hdr )
 218 {
 219     connect_t *connect = (connect_t *)hdr;
 220
 221     TRACE("%p\n", connect);
 222
 223     release_object( &connect->session->hdr );
 224
 225     heap_free( connect->hostname );
 226     heap_free( connect->servername );
 227     heap_free( connect->username );
 228     heap_free( connect->password );
 229     heap_free( connect );
 230 }
 231
 232 static const object_vtbl_t connect_vtbl =
 233 {
 234     connect_destroy,
 235     NULL,
 236     NULL
 237 };
 238
 239 static BOOL domain_matches(LPCWSTR server, LPCWSTR domain)
 240 {
 241     static const WCHAR localW[] = { '<','l','o','c','a','l','>',0 };
 242     BOOL ret = FALSE;
 243
 244     if (!strcmpiW( domain, localW ) && !strchrW( server, '.' ))
 245         ret = TRUE;
 246     else if (*domain == '*')
 247     {
 248         if (domain[1] == '.')
 249         {
 250             LPCWSTR dot;
 251
 252             /* For a hostname to match a wildcard, the last domain must match
 253              * the wildcard exactly.  E.g. if the wildcard is *.a.b, and the
 254              * hostname is www.foo.a.b, it matches, but a.b does not.
 255              */
 256             dot = strchrW( server, '.' );
 257             if (dot)
 258             {
 259                 int len = strlenW( dot + 1 );
 260
 261                 if (len > strlenW( domain + 2 ))
 262                 {
 263                     LPCWSTR ptr;
 264
 265                     /* The server's domain is longer than the wildcard, so it
 266                      * could be a subdomain.  Compare the last portion of the
 267                      * server's domain.
 268                      */
 269                     ptr = dot + len + 1 - strlenW( domain + 2 );
 270                     if (!strcmpiW( ptr, domain + 2 ))
 271                     {
 272                         /* This is only a match if the preceding character is
 273                          * a '.', i.e. that it is a matching domain.  E.g.
 274                          * if domain is '*.b.c' and server is 'www.ab.c' they
 275                          * do not match.
 276                          */
 277                         ret = *(ptr - 1) == '.';
 278                     }
 279                 }
 280                 else
 281                     ret = !strcmpiW( dot + 1, domain + 2 );
 282             }
 283         }
 284     }
 285     else
 286         ret = !strcmpiW( server, domain );
 287     return ret;
 288 }
 289
 290 /* Matches INTERNET_MAX_HOST_NAME_LENGTH in wininet.h, also RFC 1035 */
 291 #define MAX_HOST_NAME_LENGTH 256
 292
 293 static BOOL should_bypass_proxy(session_t *session, LPCWSTR server)
 294 {
 295     LPCWSTR ptr;
 296     BOOL ret = FALSE;
 297
 298     if (!session->proxy_bypass) return FALSE;
 299     ptr = session->proxy_bypass;
 300     do {
 301         LPCWSTR tmp = ptr;
 302
 303         ptr = strchrW( ptr, ';' );
 304         if (!ptr)
 305             ptr = strchrW( tmp, ' ' );
 306         if (ptr)
 307         {
 308             if (ptr - tmp < MAX_HOST_NAME_LENGTH)
 309             {
 310                 WCHAR domain[MAX_HOST_NAME_LENGTH];
 311
 312                 memcpy( domain, tmp, (ptr - tmp) * sizeof(WCHAR) );
 313                 domain[ptr - tmp] = 0;
 314                 ret = domain_matches( server, domain );
 315             }
 316             ptr += 1;
 317         }
 318         else if (*tmp)
 319             ret = domain_matches( server, tmp );
 320     } while (ptr && !ret);
 321     return ret;
 322 }
 323
 324 BOOL set_server_for_hostname( connect_t *connect, LPCWSTR server, INTERNET_PORT port )
 325 {
 326     session_t *session = connect->session;
 327     BOOL ret = TRUE;
 328
 329     if (session->proxy_server && !should_bypass_proxy(session, server))
 330     {
 331         LPCWSTR colon;
 332
 333         if ((colon = strchrW( session->proxy_server, ':' )))
 334         {
 335             if (!connect->servername || strncmpiW( connect->servername,
 336                 session->proxy_server, colon - session->proxy_server - 1 ))
 337             {
 338                 heap_free( connect->servername );
 339                 if (!(connect->servername = heap_alloc(
 340                     (colon - session->proxy_server + 1) * sizeof(WCHAR) )))
 341                 {
 342                     ret = FALSE;
 343                     goto end;
 344                 }
 345                 memcpy( connect->servername, session->proxy_server,
 346                     (colon - session->proxy_server) * sizeof(WCHAR) );
 347                 connect->servername[colon - session->proxy_server] = 0;
 348                 if (*(colon + 1))
 349                     connect->serverport = atoiW( colon + 1 );
 350                 else
 351                     connect->serverport = INTERNET_DEFAULT_PORT;
 352             }
 353         }
 354         else
 355         {
 356             if (!connect->servername || strcmpiW( connect->servername,
 357                 session->proxy_server ))
 358             {
 359                 heap_free( connect->servername );
 360                 if (!(connect->servername = strdupW( session->proxy_server )))
 361                 {
 362                     ret = FALSE;
 363                     goto end;
 364                 }
 365                 connect->serverport = INTERNET_DEFAULT_PORT;
 366             }
 367         }
 368     }
 369     else if (server)
 370     {
 371         if (!(connect->servername = strdupW( server )))
 372         {
 373             ret = FALSE;
 374             goto end;
 375         }
 376         connect->serverport = port;
 377     }
 378 end:
 379     return ret;
 380 }
 381
 382 /***********************************************************************
 383  *          WinHttpConnect (winhttp.@)
 384  */
 385 HINTERNET WINAPI WinHttpConnect( HINTERNET hsession, LPCWSTR server, INTERNET_PORT port, DWORD reserved )
 386 {
 387     connect_t *connect;
 388     session_t *session;
 389     HINTERNET hconnect = NULL;
 390
 391     TRACE("%p, %s, %u, %x\n", hsession, debugstr_w(server), port, reserved);
 392
 393     if (!server)
 394     {
 395         set_last_error( ERROR_INVALID_PARAMETER );
 396         return NULL;
 397     }
 398     if (!(session = (session_t *)grab_object( hsession )))
 399     {
 400         set_last_error( ERROR_INVALID_HANDLE );
 401         return NULL;
 402     }
 403     if (session->hdr.type != WINHTTP_HANDLE_TYPE_SESSION)
 404     {
 405         release_object( &session->hdr );
 406         set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
 407         return NULL;
 408     }
 409     if (!(connect = heap_alloc_zero( sizeof(connect_t) )))
 410     {
 411         release_object( &session->hdr );
 412         return NULL;
 413     }
 414     connect->hdr.type = WINHTTP_HANDLE_TYPE_CONNECT;
 415     connect->hdr.vtbl = &connect_vtbl;
 416     connect->hdr.refs = 1;
 417     connect->hdr.flags = session->hdr.flags;
 418     connect->hdr.callback = session->hdr.callback;
 419     connect->hdr.notify_mask = session->hdr.notify_mask;
 420     connect->hdr.context = session->hdr.context;
 421
 422     addref_object( &session->hdr );
 423     connect->session = session;
 424     list_add_head( &session->hdr.children, &connect->hdr.entry );
 425
 426     if (server && !(connect->hostname = strdupW( server ))) goto end;
 427     connect->hostport = port;
 428
 429     if (!set_server_for_hostname( connect, server, port ))
 430         goto end;
 431
 432     if (!(hconnect = alloc_handle( &connect->hdr ))) goto end;
 433     connect->hdr.handle = hconnect;
 434
 435     send_callback( &session->hdr, WINHTTP_CALLBACK_STATUS_HANDLE_CREATED, &hconnect, sizeof(hconnect) );
 436
 437 end:
 438     release_object( &connect->hdr );
 439
 440     TRACE("returning %p\n", hconnect);
 441     return hconnect;
 442 }
 443
 444 /***********************************************************************
 445  *          request_destroy (internal)
 446  */
 447 static void request_destroy( object_header_t *hdr )
 448 {
 449     request_t *request = (request_t *)hdr;
 450     DWORD i;
 451
 452     TRACE("%p\n", request);
 453
 454     release_object( &request->connect->hdr );
 455
 456     heap_free( request->verb );
 457     heap_free( request->path );
 458     heap_free( request->version );
 459     heap_free( request->raw_headers );
 460     heap_free( request->status_text );
 461     for (i = 0; i < request->num_headers; i++)
 462     {
 463         heap_free( request->headers[i].field );
 464         heap_free( request->headers[i].value );
 465     }
 466     heap_free( request->headers );
 467     heap_free( request );
 468 }
 469
 470 static BOOL request_query_option( object_header_t *hdr, DWORD option, LPVOID buffer, LPDWORD buflen )
 471 {
 472     switch (option)
 473     {
 474     case WINHTTP_OPTION_SECURITY_FLAGS:
 475     {
 476         DWORD flags;
 477
 478         if (!buffer || *buflen < sizeof(flags))
 479         {
 480             *buflen = sizeof(flags);
 481             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 482             return FALSE;
 483         }
 484
 485         flags = 0;
 486         if (hdr->flags & WINHTTP_FLAG_SECURE) flags |= SECURITY_FLAG_SECURE;
 487         *(DWORD *)buffer = flags;
 488         *buflen = sizeof(flags);
 489         return TRUE;
 490     }
 491     case WINHTTP_OPTION_SERVER_CERT_CONTEXT:
 492     {
 493         const CERT_CONTEXT *cert;
 494         request_t *request = (request_t *)hdr;
 495
 496         if (!buffer || *buflen < sizeof(cert))
 497         {
 498             *buflen = sizeof(cert);
 499             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 500             return FALSE;
 501         }
 502
 503         if (!(cert = netconn_get_certificate( &request->netconn ))) return FALSE;
 504         *(CERT_CONTEXT **)buffer = (CERT_CONTEXT *)cert;
 505         *buflen = sizeof(cert);
 506         return TRUE;
 507     }
 508     case WINHTTP_OPTION_SECURITY_KEY_BITNESS:
 509     {
 510         if (!buffer || *buflen < sizeof(DWORD))
 511         {
 512             *buflen = sizeof(DWORD);
 513             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 514             return FALSE;
 515         }
 516
 517         *(DWORD *)buffer = 128; /* FIXME */
 518         *buflen = sizeof(DWORD);
 519         return TRUE;
 520     }
 521     default:
 522         FIXME("unimplemented option %u\n", option);
 523         set_last_error( ERROR_INVALID_PARAMETER );
 524         return FALSE;
 525     }
 526 }
 527
 528 static BOOL request_set_option( object_header_t *hdr, DWORD option, LPVOID buffer, DWORD buflen )
 529 {
 530     switch (option)
 531     {
 532     case WINHTTP_OPTION_PROXY:
 533     {
 534         WINHTTP_PROXY_INFO *pi = buffer;
 535
 536         FIXME("%u %s %s\n", pi->dwAccessType, debugstr_w(pi->lpszProxy), debugstr_w(pi->lpszProxyBypass));
 537         return TRUE;
 538     }
 539     case WINHTTP_OPTION_DISABLE_FEATURE:
 540     {
 541         DWORD disable;
 542
 543         if (buflen != sizeof(DWORD))
 544         {
 545             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 546             return FALSE;
 547         }
 548
 549         disable = *(DWORD *)buffer;
 550         TRACE("0x%x\n", disable);
 551         hdr->disable_flags |= disable;
 552         return TRUE;
 553     }
 554     case WINHTTP_OPTION_AUTOLOGON_POLICY:
 555     {
 556         DWORD policy;
 557
 558         if (buflen != sizeof(DWORD))
 559         {
 560             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 561             return FALSE;
 562         }
 563
 564         policy = *(DWORD *)buffer;
 565         TRACE("0x%x\n", policy);
 566         hdr->logon_policy = policy;
 567         return TRUE;
 568     }
 569     case WINHTTP_OPTION_REDIRECT_POLICY:
 570     {
 571         DWORD policy;
 572
 573         if (buflen != sizeof(DWORD))
 574         {
 575             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 576             return FALSE;
 577         }
 578
 579         policy = *(DWORD *)buffer;
 580         TRACE("0x%x\n", policy);
 581         hdr->redirect_policy = policy;
 582         return TRUE;
 583     }
 584     case WINHTTP_OPTION_SECURITY_FLAGS:
 585         FIXME("WINHTTP_OPTION_SECURITY_FLAGS unimplemented (%08x)\n",
 586               *(DWORD *)buffer);
 587         return TRUE;
 588     default:
 589         FIXME("unimplemented option %u\n", option);
 590         set_last_error( ERROR_INVALID_PARAMETER );
 591         return TRUE;
 592     }
 593 }
 594
 595 static const object_vtbl_t request_vtbl =
 596 {
 597     request_destroy,
 598     request_query_option,
 599     request_set_option
 600 };
 601
 602 /***********************************************************************
 603  *          WinHttpOpenRequest (winhttp.@)
 604  */
 605 HINTERNET WINAPI WinHttpOpenRequest( HINTERNET hconnect, LPCWSTR verb, LPCWSTR object, LPCWSTR version,
 606                                      LPCWSTR referrer, LPCWSTR *types, DWORD flags )
 607 {
 608     request_t *request;
 609     connect_t *connect;
 610     HINTERNET hrequest = NULL;
 611
 612     TRACE("%p, %s, %s, %s, %s, %p, 0x%08x\n", hconnect, debugstr_w(verb), debugstr_w(object),
 613           debugstr_w(version), debugstr_w(referrer), types, flags);
 614
 615     if (!(connect = (connect_t *)grab_object( hconnect )))
 616     {
 617         set_last_error( ERROR_INVALID_HANDLE );
 618         return NULL;
 619     }
 620     if (connect->hdr.type != WINHTTP_HANDLE_TYPE_CONNECT)
 621     {
 622         release_object( &connect->hdr );
 623         set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
 624         return NULL;
 625     }
 626     if (!(request = heap_alloc_zero( sizeof(request_t) )))
 627     {
 628         release_object( &connect->hdr );
 629         return NULL;
 630     }
 631     request->hdr.type = WINHTTP_HANDLE_TYPE_REQUEST;
 632     request->hdr.vtbl = &request_vtbl;
 633     request->hdr.refs = 1;
 634     request->hdr.flags = flags;
 635     request->hdr.callback = connect->hdr.callback;
 636     request->hdr.notify_mask = connect->hdr.notify_mask;
 637     request->hdr.context = connect->hdr.context;
 638
 639     addref_object( &connect->hdr );
 640     request->connect = connect;
 641     list_add_head( &connect->hdr.children, &request->hdr.entry );
 642
 643     if (!netconn_init( &request->netconn, request->hdr.flags & WINHTTP_FLAG_SECURE )) goto end;
 644     request->connect_timeout = DEFAULT_CONNECT_TIMEOUT;
 645     request->send_timeout = DEFAULT_SEND_TIMEOUT;
 646     request->recv_timeout = DEFAULT_RECEIVE_TIMEOUT;
 647
 648     if (!verb || !verb[0]) verb = getW;
 649     if (!(request->verb = strdupW( verb ))) goto end;
 650
 651     if (object)
 652     {
 653         WCHAR *path, *p;
 654         unsigned int len;
 655
 656         len = strlenW( object ) + 1;
 657         if (object[0] != '/') len++;
 658         if (!(p = path = heap_alloc( len * sizeof(WCHAR) ))) goto end;
 659
 660         if (object[0] != '/') *p++ = '/';
 661         strcpyW( p, object );
 662         request->path = path;
 663     }
 664     else if (!(request->path = strdupW( slashW ))) goto end;
 665
 666     if (!version || !version[0]) version = http1_1;
 667     if (!(request->version = strdupW( version ))) goto end;
 668
 669     if (!(hrequest = alloc_handle( &request->hdr ))) goto end;
 670     request->hdr.handle = hrequest;
 671
 672     send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_HANDLE_CREATED, &hrequest, sizeof(hrequest) );
 673
 674 end:
 675     release_object( &request->hdr );
 676
 677     TRACE("returning %p\n", hrequest);
 678     return hrequest;
 679 }
 680
 681 /***********************************************************************
 682  *          WinHttpCloseHandle (winhttp.@)
 683  */
 684 BOOL WINAPI WinHttpCloseHandle( HINTERNET handle )
 685 {
 686     object_header_t *hdr;
 687
 688     TRACE("%p\n", handle);
 689
 690     if (!(hdr = grab_object( handle )))
 691     {
 692         set_last_error( ERROR_INVALID_HANDLE );
 693         return FALSE;
 694     }
 695     release_object( hdr );
 696     free_handle( handle );
 697     return TRUE;
 698 }
 699
 700 static BOOL query_option( object_header_t *hdr, DWORD option, LPVOID buffer, LPDWORD buflen )
 701 {
 702     BOOL ret = FALSE;
 703
 704     if (!buflen)
 705     {
 706         set_last_error( ERROR_INVALID_PARAMETER );
 707         return FALSE;
 708     }
 709
 710     switch (option)
 711     {
 712     case WINHTTP_OPTION_CONTEXT_VALUE:
 713     {
 714         if (!buffer || *buflen < sizeof(DWORD_PTR))
 715         {
 716             *buflen = sizeof(DWORD_PTR);
 717             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 718             return FALSE;
 719         }
 720
 721         *(DWORD_PTR *)buffer = hdr->context;
 722         *buflen = sizeof(DWORD_PTR);
 723         return TRUE;
 724     }
 725     default:
 726         if (hdr->vtbl->query_option) ret = hdr->vtbl->query_option( hdr, option, buffer, buflen );
 727         else
 728         {
 729             FIXME("unimplemented option %u\n", option);
 730             set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
 731             return FALSE;
 732         }
 733         break;
 734     }
 735     return ret;
 736 }
 737
 738 /***********************************************************************
 739  *          WinHttpQueryOption (winhttp.@)
 740  */
 741 BOOL WINAPI WinHttpQueryOption( HINTERNET handle, DWORD option, LPVOID buffer, LPDWORD buflen )
 742 {
 743     BOOL ret = FALSE;
 744     object_header_t *hdr;
 745
 746     TRACE("%p, %u, %p, %p\n", handle, option, buffer, buflen);
 747
 748     if (!(hdr = grab_object( handle )))
 749     {
 750         set_last_error( ERROR_INVALID_HANDLE );
 751         return FALSE;
 752     }
 753
 754     ret = query_option( hdr, option, buffer, buflen );
 755
 756     release_object( hdr );
 757     return ret;
 758 }
 759
 760 static BOOL set_option( object_header_t *hdr, DWORD option, LPVOID buffer, DWORD buflen )
 761 {
 762     BOOL ret = TRUE;
 763
 764     if (!buffer)
 765     {
 766         set_last_error( ERROR_INVALID_PARAMETER );
 767         return FALSE;
 768     }
 769
 770     switch (option)
 771     {
 772     case WINHTTP_OPTION_CONTEXT_VALUE:
 773     {
 774         if (buflen != sizeof(DWORD_PTR))
 775         {
 776             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 777             return FALSE;
 778         }
 779
 780         hdr->context = *(DWORD_PTR *)buffer;
 781         return TRUE;
 782     }
 783     default:
 784         if (hdr->vtbl->set_option) ret = hdr->vtbl->set_option( hdr, option, buffer, buflen );
 785         else
 786         {
 787             FIXME("unimplemented option %u\n", option);
 788             set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
 789             return FALSE;
 790         }
 791         break;
 792     }
 793     return ret;
 794 }
 795
 796 /***********************************************************************
 797  *          WinHttpSetOption (winhttp.@)
 798  */
 799 BOOL WINAPI WinHttpSetOption( HINTERNET handle, DWORD option, LPVOID buffer, DWORD buflen )
 800 {
 801     BOOL ret = FALSE;
 802     object_header_t *hdr;
 803
 804     TRACE("%p, %u, %p, %u\n", handle, option, buffer, buflen);
 805
 806     if (!(hdr = grab_object( handle )))
 807     {
 808         set_last_error( ERROR_INVALID_HANDLE );
 809         return FALSE;
 810     }
 811
 812     ret = set_option( hdr, option, buffer, buflen );
 813
 814     release_object( hdr );
 815     return ret;
 816 }
 817
 818 /***********************************************************************
 819  *          WinHttpDetectAutoProxyConfigUrl (winhttp.@)
 820  */
 821 BOOL WINAPI WinHttpDetectAutoProxyConfigUrl( DWORD flags, LPWSTR *url )
 822 {
 823     FIXME("0x%08x, %p\n", flags, url);
 824
 825     set_last_error( ERROR_WINHTTP_AUTODETECTION_FAILED );
 826     return FALSE;
 827 }
 828
 829 static const WCHAR Connections[] = {
 830     'S','o','f','t','w','a','r','e','\\',
 831     'M','i','c','r','o','s','o','f','t','\\',
 832     'W','i','n','d','o','w','s','\\',
 833     'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
 834     'I','n','t','e','r','n','e','t',' ','S','e','t','t','i','n','g','s','\\',
 835     'C','o','n','n','e','c','t','i','o','n','s',0 };
 836 static const WCHAR WinHttpSettings[] = {
 837     'W','i','n','H','t','t','p','S','e','t','t','i','n','g','s',0 };
 838 static const DWORD WINHTTPSETTINGS_MAGIC = 0x18;
 839 static const DWORD WINHTTP_PROXY_TYPE_DIRECT = 1;
 840 static const DWORD WINHTTP_PROXY_TYPE_PROXY = 2;
 841
 842 struct winhttp_settings_header
 843 {
 844     DWORD magic;
 845     DWORD unknown; /* always zero? */
 846     DWORD flags;   /* one of WINHTTP_PROXY_TYPE_* */
 847 };
 848
 849 static inline void copy_char_to_wchar_sz(const BYTE *src, DWORD len, WCHAR *dst)
 850 {
 851     const BYTE *begin;
 852
 853     for (begin = src; src - begin < len; src++, dst++)
 854         *dst = *src;
 855     *dst = 0;
 856 }
 857
 858 /***********************************************************************
 859  *          WinHttpGetDefaultProxyConfiguration (winhttp.@)
 860  */
 861 BOOL WINAPI WinHttpGetDefaultProxyConfiguration( WINHTTP_PROXY_INFO *info )
 862 {
 863     LONG l;
 864     HKEY key;
 865     BOOL got_from_reg = FALSE, direct = TRUE;
 866     char *envproxy;
 867
 868     TRACE("%p\n", info);
 869
 870     l = RegOpenKeyExW( HKEY_LOCAL_MACHINE, Connections, 0, KEY_READ, &key );
 871     if (!l)
 872     {
 873         DWORD type, size = 0;
 874
 875         l = RegQueryValueExW( key, WinHttpSettings, NULL, &type, NULL, &size );
 876         if (!l && type == REG_BINARY &&
 877             size >= sizeof(struct winhttp_settings_header) + 2 * sizeof(DWORD))
 878         {
 879             BYTE *buf = heap_alloc( size );
 880
 881             if (buf)
 882             {
 883                 struct winhttp_settings_header *hdr =
 884                     (struct winhttp_settings_header *)buf;
 885                 DWORD *len = (DWORD *)(hdr + 1);
 886
 887                 l = RegQueryValueExW( key, WinHttpSettings, NULL, NULL, buf,
 888                     &size );
 889                 if (!l && hdr->magic == WINHTTPSETTINGS_MAGIC &&
 890                     hdr->unknown == 0)
 891                 {
 892                     if (hdr->flags & WINHTTP_PROXY_TYPE_PROXY)
 893                     {
 894                        BOOL sane = FALSE;
 895                        LPWSTR proxy = NULL;
 896                        LPWSTR proxy_bypass = NULL;
 897
 898                         /* Sanity-check length of proxy string */
 899                         if ((BYTE *)len - buf + *len <= size)
 900                         {
 901                             sane = TRUE;
 902                             proxy = GlobalAlloc( 0, (*len + 1) * sizeof(WCHAR) );
 903                             if (proxy)
 904                                 copy_char_to_wchar_sz( (BYTE *)(len + 1), *len, proxy );
 905                             len = (DWORD *)((BYTE *)(len + 1) + *len);
 906                         }
 907                         if (sane)
 908                         {
 909                             /* Sanity-check length of proxy bypass string */
 910                             if ((BYTE *)len - buf + *len <= size)
 911                             {
 912                                 proxy_bypass = GlobalAlloc( 0, (*len + 1) * sizeof(WCHAR) );
 913                                 if (proxy_bypass)
 914                                     copy_char_to_wchar_sz( (BYTE *)(len + 1), *len, proxy_bypass );
 915                             }
 916                             else
 917                             {
 918                                 sane = FALSE;
 919                                 GlobalFree( proxy );
 920                                 proxy = NULL;
 921                             }
 922                         }
 923                         info->lpszProxy = proxy;
 924                         info->lpszProxyBypass = proxy_bypass;
 925                         if (sane)
 926                         {
 927                             got_from_reg = TRUE;
 928                             direct = FALSE;
 929                             info->dwAccessType =
 930                                 WINHTTP_ACCESS_TYPE_NAMED_PROXY;
 931                             TRACE("http proxy (from registry) = %s, bypass = %s\n",
 932                                 debugstr_w(info->lpszProxy),
 933                                 debugstr_w(info->lpszProxyBypass));
 934                         }
 935                     }
 936                 }
 937                 heap_free( buf );
 938             }
 939         }
 940         RegCloseKey( key );
 941     }
 942     if (!got_from_reg && (envproxy = getenv( "http_proxy" )))
 943     {
 944         char *colon, *http_proxy;
 945
 946         if ((colon = strchr( envproxy, ':' )))
 947         {
 948             if (*(colon + 1) == '/' && *(colon + 2) == '/')
 949             {
 950                 static const char http[] = "http://";
 951
 952                 /* It's a scheme, check that it's http */
 953                 if (!strncmp( envproxy, http, strlen( http ) ))
 954                     http_proxy = envproxy + strlen( http );
 955                 else
 956                 {
 957                     WARN("unsupported scheme in $http_proxy: %s\n", envproxy);
 958                     http_proxy = NULL;
 959                 }
 960             }
 961             else
 962                 http_proxy = envproxy;
 963         }
 964         else
 965             http_proxy = envproxy;
 966         if (http_proxy)
 967         {
 968             WCHAR *http_proxyW;
 969             int len;
 970
 971             len = MultiByteToWideChar( CP_UNIXCP, 0, http_proxy, -1, NULL, 0 );
 972             if ((http_proxyW = GlobalAlloc( 0, len * sizeof(WCHAR))))
 973             {
 974                 MultiByteToWideChar( CP_UNIXCP, 0, http_proxy, -1, http_proxyW, len );
 975                 direct = FALSE;
 976                 info->dwAccessType = WINHTTP_ACCESS_TYPE_NAMED_PROXY;
 977                 info->lpszProxy = http_proxyW;
 978                 info->lpszProxyBypass = NULL;
 979                 TRACE("http proxy (from environment) = %s\n",
 980                     debugstr_w(info->lpszProxy));
 981             }
 982         }
 983     }
 984     if (direct)
 985     {
 986         info->dwAccessType    = WINHTTP_ACCESS_TYPE_NO_PROXY;
 987         info->lpszProxy       = NULL;
 988         info->lpszProxyBypass = NULL;
 989     }
 990     return TRUE;
 991 }
 992
 993 /***********************************************************************
 994  *          WinHttpGetIEProxyConfigForCurrentUser (winhttp.@)
 995  */
 996 BOOL WINAPI WinHttpGetIEProxyConfigForCurrentUser( WINHTTP_CURRENT_USER_IE_PROXY_CONFIG *config )
 997 {
 998     TRACE("%p\n", config);
 999
1000     if (!config)
1001     {
1002         set_last_error( ERROR_INVALID_PARAMETER );
1003         return FALSE;
1004     }
1005
1006     /* FIXME: read from HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings */
1007
1008     FIXME("returning no proxy used\n");
1009     config->fAutoDetect       = FALSE;
1010     config->lpszAutoConfigUrl = NULL;
1011     config->lpszProxy         = NULL;
1012     config->lpszProxyBypass   = NULL;
1013
1014     return TRUE;
1015 }
1016
1017 /***********************************************************************
1018  *          WinHttpGetProxyForUrl (winhttp.@)
1019  */
1020 BOOL WINAPI WinHttpGetProxyForUrl( HINTERNET hsession, LPCWSTR url, WINHTTP_AUTOPROXY_OPTIONS *options,
1021                                    WINHTTP_PROXY_INFO *info )
1022 {
1023     FIXME("%p, %s, %p, %p\n", hsession, debugstr_w(url), options, info);
1024
1025     set_last_error( ERROR_WINHTTP_AUTO_PROXY_SERVICE_ERROR );
1026     return FALSE;
1027 }
1028
1029 /***********************************************************************
1030  *          WinHttpSetDefaultProxyConfiguration (winhttp.@)
1031  */
1032 BOOL WINAPI WinHttpSetDefaultProxyConfiguration( WINHTTP_PROXY_INFO *info )
1033 {
1034     LONG l;
1035     HKEY key;
1036     BOOL ret = FALSE;
1037     const WCHAR *src;
1038
1039     TRACE("%p\n", info);
1040
1041     if (!info)
1042     {
1043         set_last_error( ERROR_INVALID_PARAMETER );
1044         return FALSE;
1045     }
1046     switch (info->dwAccessType)
1047     {
1048     case WINHTTP_ACCESS_TYPE_NO_PROXY:
1049         break;
1050     case WINHTTP_ACCESS_TYPE_NAMED_PROXY:
1051         if (!info->lpszProxy)
1052         {
1053             set_last_error( ERROR_INVALID_PARAMETER );
1054             return FALSE;
1055         }
1056         /* Only ASCII characters are allowed */
1057         for (src = info->lpszProxy; *src; src++)
1058             if (*src > 0x7f)
1059             {
1060                 set_last_error( ERROR_INVALID_PARAMETER );
1061                 return FALSE;
1062             }
1063         if (info->lpszProxyBypass)
1064         {
1065             for (src = info->lpszProxyBypass; *src; src++)
1066                 if (*src > 0x7f)
1067                 {
1068                     set_last_error( ERROR_INVALID_PARAMETER );
1069                     return FALSE;
1070                 }
1071         }
1072         break;
1073     default:
1074         set_last_error( ERROR_INVALID_PARAMETER );
1075         return FALSE;
1076     }
1077
1078     l = RegCreateKeyExW( HKEY_LOCAL_MACHINE, Connections, 0, NULL, 0,
1079         KEY_WRITE, NULL, &key, NULL );
1080     if (!l)
1081     {
1082         DWORD size = sizeof(struct winhttp_settings_header) + 2 * sizeof(DWORD);
1083         BYTE *buf;
1084
1085         if (info->dwAccessType == WINHTTP_ACCESS_TYPE_NAMED_PROXY)
1086         {
1087             size += strlenW( info->lpszProxy );
1088             if (info->lpszProxyBypass)
1089                 size += strlenW( info->lpszProxyBypass );
1090         }
1091         buf = heap_alloc( size );
1092         if (buf)
1093         {
1094             struct winhttp_settings_header *hdr =
1095                 (struct winhttp_settings_header *)buf;
1096             DWORD *len = (DWORD *)(hdr + 1);
1097
1098             hdr->magic = WINHTTPSETTINGS_MAGIC;
1099             hdr->unknown = 0;
1100             if (info->dwAccessType == WINHTTP_ACCESS_TYPE_NAMED_PROXY)
1101             {
1102                 BYTE *dst;
1103
1104                 hdr->flags = WINHTTP_PROXY_TYPE_PROXY;
1105                 *len++ = strlenW( info->lpszProxy );
1106                 for (dst = (BYTE *)len, src = info->lpszProxy; *src;
1107                     src++, dst++)
1108                     *dst = *src;
1109                 len = (DWORD *)dst;
1110                 if (info->lpszProxyBypass)
1111                 {
1112                     *len++ = strlenW( info->lpszProxyBypass );
1113                     for (dst = (BYTE *)len, src = info->lpszProxyBypass; *src;
1114                         src++, dst++)
1115                         *dst = *src;
1116                 }
1117                 else
1118                     *len++ = 0;
1119             }
1120             else
1121             {
1122                 hdr->flags = WINHTTP_PROXY_TYPE_DIRECT;
1123                 *len++ = 0;
1124                 *len++ = 0;
1125             }
1126             l = RegSetValueExW( key, WinHttpSettings, 0, REG_BINARY, buf, size );
1127             if (!l)
1128                 ret = TRUE;
1129             heap_free( buf );
1130         }
1131         RegCloseKey( key );
1132     }
1133     return ret;
1134 }
1135
1136 /***********************************************************************
1137  *          WinHttpSetStatusCallback (winhttp.@)
1138  */
1139 WINHTTP_STATUS_CALLBACK WINAPI WinHttpSetStatusCallback( HINTERNET handle, WINHTTP_STATUS_CALLBACK callback,
1140                                                          DWORD flags, DWORD_PTR reserved )
1141 {
1142     object_header_t *hdr;
1143     WINHTTP_STATUS_CALLBACK ret;
1144
1145     TRACE("%p, %p, 0x%08x, 0x%lx\n", handle, callback, flags, reserved);
1146
1147     if (!(hdr = grab_object( handle )))
1148     {
1149         set_last_error( ERROR_INVALID_HANDLE );
1150         return WINHTTP_INVALID_STATUS_CALLBACK;
1151     }
1152     ret = hdr->callback;
1153     hdr->callback = callback;
1154     hdr->notify_mask = flags;
1155
1156     release_object( hdr );
1157     return ret;
1158 }
1159
1160 /***********************************************************************
1161  *          WinHttpSetTimeouts (winhttp.@)
1162  */
1163 BOOL WINAPI WinHttpSetTimeouts( HINTERNET handle, int resolve, int connect, int send, int receive )
1164 {
1165     BOOL ret = TRUE;
1166     request_t *request;
1167
1168     TRACE("%p, %d, %d, %d, %d\n", handle, resolve, connect, send, receive);
1169
1170     if (resolve < -1 || connect < -1 || send < -1 || receive < -1)
1171     {
1172         set_last_error( ERROR_INVALID_PARAMETER );
1173         return FALSE;
1174     }
1175
1176     if (resolve > 0)
1177         FIXME("resolve timeout (%d) not supported\n", resolve);
1178
1179     if (!(request = (request_t *)grab_object( handle )))
1180     {
1181         set_last_error( ERROR_INVALID_HANDLE );
1182         return FALSE;
1183     }
1184
1185     if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1186     {
1187         release_object( &request->hdr );
1188         set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1189         return FALSE;
1190     }
1191
1192     request->connect_timeout = connect;
1193
1194     if (send < 0) send = 0;
1195     request->send_timeout = send;
1196
1197     if (receive < 0) receive = 0;
1198     request->recv_timeout = receive;
1199
1200     if (netconn_connected( &request->netconn ))
1201     {
1202         if (netconn_set_timeout( &request->netconn, TRUE, send )) ret = FALSE;
1203         if (netconn_set_timeout( &request->netconn, FALSE, receive )) ret = FALSE;
1204     }
1205
1206     release_object( &request->hdr );
1207     return ret;
1208 }
1209
1210 static const WCHAR wkday[7][4] =
1211     {{'S','u','n', 0}, {'M','o','n', 0}, {'T','u','e', 0}, {'W','e','d', 0},
1212      {'T','h','u', 0}, {'F','r','i', 0}, {'S','a','t', 0}};
1213 static const WCHAR month[12][4] =
1214     {{'J','a','n', 0}, {'F','e','b', 0}, {'M','a','r', 0}, {'A','p','r', 0},
1215      {'M','a','y', 0}, {'J','u','n', 0}, {'J','u','l', 0}, {'A','u','g', 0},
1216      {'S','e','p', 0}, {'O','c','t', 0}, {'N','o','v', 0}, {'D','e','c', 0}};
1217
1218 /***********************************************************************
1219  *           WinHttpTimeFromSystemTime (WININET.@)
1220  */
1221 BOOL WINAPI WinHttpTimeFromSystemTime( const SYSTEMTIME *time, LPWSTR string )
1222 {
1223     static const WCHAR format[] =
1224         {'%','s',',',' ','%','0','2','d',' ','%','s',' ','%','4','d',' ','%','0',
1225          '2','d',':','%','0','2','d',':','%','0','2','d',' ','G','M','T', 0};
1226
1227     TRACE("%p, %p\n", time, string);
1228
1229     if (!time || !string) return FALSE;
1230
1231     sprintfW( string, format,
1232               wkday[time->wDayOfWeek],
1233               time->wDay,
1234               month[time->wMonth - 1],
1235               time->wYear,
1236               time->wHour,
1237               time->wMinute,
1238               time->wSecond );
1239
1240     return TRUE;
1241 }
1242
1243 /***********************************************************************
1244  *           WinHttpTimeToSystemTime (WININET.@)
1245  */
1246 BOOL WINAPI WinHttpTimeToSystemTime( LPCWSTR string, SYSTEMTIME *time )
1247 {
1248     unsigned int i;
1249     const WCHAR *s = string;
1250     WCHAR *end;
1251
1252     TRACE("%s, %p\n", debugstr_w(string), time);
1253
1254     if (!string || !time) return FALSE;
1255
1256     /* Windows does this too */
1257     GetSystemTime( time );
1258
1259     /*  Convert an RFC1123 time such as 'Fri, 07 Jan 2005 12:06:35 GMT' into
1260      *  a SYSTEMTIME structure.
1261      */
1262
1263     while (*s && !isalphaW( *s )) s++;
1264     if (s[0] == '\0' || s[1] == '\0' || s[2] == '\0') return TRUE;
1265     time->wDayOfWeek = 7;
1266
1267     for (i = 0; i < 7; i++)
1268     {
1269         if (toupperW( wkday[i][0] ) == toupperW( s[0] ) &&
1270             toupperW( wkday[i][1] ) == toupperW( s[1] ) &&
1271             toupperW( wkday[i][2] ) == toupperW( s[2] ) )
1272         {
1273             time->wDayOfWeek = i;
1274             break;
1275         }
1276     }
1277
1278     if (time->wDayOfWeek > 6) return TRUE;
1279     while (*s && !isdigitW( *s )) s++;
1280     time->wDay = strtolW( s, &end, 10 );
1281     s = end;
1282
1283     while (*s && !isalphaW( *s )) s++;
1284     if (s[0] == '\0' || s[1] == '\0' || s[2] == '\0') return TRUE;
1285     time->wMonth = 0;
1286
1287     for (i = 0; i < 12; i++)
1288     {
1289         if (toupperW( month[i][0]) == toupperW( s[0] ) &&
1290             toupperW( month[i][1]) == toupperW( s[1] ) &&
1291             toupperW( month[i][2]) == toupperW( s[2] ) )
1292         {
1293             time->wMonth = i + 1;
1294             break;
1295         }
1296     }
1297     if (time->wMonth == 0) return TRUE;
1298
1299     while (*s && !isdigitW( *s )) s++;
1300     if (*s == '\0') return TRUE;
1301     time->wYear = strtolW( s, &end, 10 );
1302     s = end;
1303
1304     while (*s && !isdigitW( *s )) s++;
1305     if (*s == '\0') return TRUE;
1306     time->wHour = strtolW( s, &end, 10 );
1307     s = end;
1308
1309     while (*s && !isdigitW( *s )) s++;
1310     if (*s == '\0') return TRUE;
1311     time->wMinute = strtolW( s, &end, 10 );
1312     s = end;
1313
1314     while (*s && !isdigitW( *s )) s++;
1315     if (*s == '\0') return TRUE;
1316     time->wSecond = strtolW( s, &end, 10 );
1317     s = end;
1318
1319     time->wMilliseconds = 0;
1320     return TRUE;
1321 }