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_RESOLVE_TIMEOUT     0
  37 #define DEFAULT_CONNECT_TIMEOUT     20000
  38 #define DEFAULT_SEND_TIMEOUT        30000
  39 #define DEFAULT_RECEIVE_TIMEOUT     30000
  40
  41 void set_last_error( DWORD error )
  42 {
  43     /* FIXME */
  44     SetLastError( error );
  45 }
  46
  47 DWORD get_last_error( void )
  48 {
  49     /* FIXME */
  50     return GetLastError();
  51 }
  52
  53 void send_callback( object_header_t *hdr, DWORD status, LPVOID info, DWORD buflen )
  54 {
  55     TRACE("%p, 0x%08x, %p, %u\n", hdr, status, info, buflen);
  56
  57     if (hdr->callback && (hdr->notify_mask & status)) hdr->callback( hdr->handle, hdr->context, status, info, buflen );
  58 }
  59
  60 /***********************************************************************
  61  *          WinHttpCheckPlatform (winhttp.@)
  62  */
  63 BOOL WINAPI WinHttpCheckPlatform( void )
  64 {
  65     TRACE("\n");
  66     return TRUE;
  67 }
  68
  69 /***********************************************************************
  70  *          session_destroy (internal)
  71  */
  72 static void session_destroy( object_header_t *hdr )
  73 {
  74     session_t *session = (session_t *)hdr;
  75     struct list *item, *next;
  76     domain_t *domain;
  77
  78     TRACE("%p\n", session);
  79
  80     LIST_FOR_EACH_SAFE( item, next, &session->cookie_cache )
  81     {
  82         domain = LIST_ENTRY( item, domain_t, entry );
  83         delete_domain( domain );
  84     }
  85     heap_free( session->agent );
  86     heap_free( session->proxy_server );
  87     heap_free( session->proxy_bypass );
  88     heap_free( session->proxy_username );
  89     heap_free( session->proxy_password );
  90     heap_free( session );
  91 }
  92
  93 static BOOL session_query_option( object_header_t *hdr, DWORD option, LPVOID buffer, LPDWORD buflen )
  94 {
  95     session_t *session = (session_t *)hdr;
  96
  97     switch (option)
  98     {
  99     case WINHTTP_OPTION_REDIRECT_POLICY:
 100     {
 101         if (!buffer || *buflen < sizeof(DWORD))
 102         {
 103             *buflen = sizeof(DWORD);
 104             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 105             return FALSE;
 106         }
 107
 108         *(DWORD *)buffer = hdr->redirect_policy;
 109         *buflen = sizeof(DWORD);
 110         return TRUE;
 111     }
 112     case WINHTTP_OPTION_RESOLVE_TIMEOUT:
 113         *(DWORD *)buffer = session->resolve_timeout;
 114         *buflen = sizeof(DWORD);
 115         return TRUE;
 116     case WINHTTP_OPTION_CONNECT_TIMEOUT:
 117         *(DWORD *)buffer = session->connect_timeout;
 118         *buflen = sizeof(DWORD);
 119         return TRUE;
 120     case WINHTTP_OPTION_SEND_TIMEOUT:
 121         *(DWORD *)buffer = session->send_timeout;
 122         *buflen = sizeof(DWORD);
 123         return TRUE;
 124     case WINHTTP_OPTION_RECEIVE_TIMEOUT:
 125         *(DWORD *)buffer = session->recv_timeout;
 126         *buflen = sizeof(DWORD);
 127         return TRUE;
 128     default:
 129         FIXME("unimplemented option %u\n", option);
 130         set_last_error( ERROR_INVALID_PARAMETER );
 131         return FALSE;
 132     }
 133 }
 134
 135 static BOOL session_set_option( object_header_t *hdr, DWORD option, LPVOID buffer, DWORD buflen )
 136 {
 137     session_t *session = (session_t *)hdr;
 138
 139     switch (option)
 140     {
 141     case WINHTTP_OPTION_PROXY:
 142     {
 143         WINHTTP_PROXY_INFO *pi = buffer;
 144
 145         FIXME("%u %s %s\n", pi->dwAccessType, debugstr_w(pi->lpszProxy), debugstr_w(pi->lpszProxyBypass));
 146         return TRUE;
 147     }
 148     case WINHTTP_OPTION_REDIRECT_POLICY:
 149     {
 150         DWORD policy;
 151
 152         if (buflen != sizeof(policy))
 153         {
 154             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 155             return FALSE;
 156         }
 157
 158         policy = *(DWORD *)buffer;
 159         TRACE("0x%x\n", policy);
 160         hdr->redirect_policy = policy;
 161         return TRUE;
 162     }
 163     case WINHTTP_OPTION_DISABLE_FEATURE:
 164         set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
 165         return FALSE;
 166     case WINHTTP_OPTION_RESOLVE_TIMEOUT:
 167         session->resolve_timeout = *(DWORD *)buffer;
 168         return TRUE;
 169     case WINHTTP_OPTION_CONNECT_TIMEOUT:
 170         session->connect_timeout = *(DWORD *)buffer;
 171         return TRUE;
 172     case WINHTTP_OPTION_SEND_TIMEOUT:
 173         session->send_timeout = *(DWORD *)buffer;
 174         return TRUE;
 175     case WINHTTP_OPTION_RECEIVE_TIMEOUT:
 176         session->recv_timeout = *(DWORD *)buffer;
 177         return TRUE;
 178     default:
 179         FIXME("unimplemented option %u\n", option);
 180         set_last_error( ERROR_INVALID_PARAMETER );
 181         return FALSE;
 182     }
 183 }
 184
 185 static const object_vtbl_t session_vtbl =
 186 {
 187     session_destroy,
 188     session_query_option,
 189     session_set_option
 190 };
 191
 192 /***********************************************************************
 193  *          WinHttpOpen (winhttp.@)
 194  */
 195 HINTERNET WINAPI WinHttpOpen( LPCWSTR agent, DWORD access, LPCWSTR proxy, LPCWSTR bypass, DWORD flags )
 196 {
 197     session_t *session;
 198     HINTERNET handle = NULL;
 199
 200     TRACE("%s, %u, %s, %s, 0x%08x\n", debugstr_w(agent), access, debugstr_w(proxy), debugstr_w(bypass), flags);
 201
 202     if (!(session = heap_alloc_zero( sizeof(session_t) ))) return NULL;
 203
 204     session->hdr.type = WINHTTP_HANDLE_TYPE_SESSION;
 205     session->hdr.vtbl = &session_vtbl;
 206     session->hdr.flags = flags;
 207     session->hdr.refs = 1;
 208     session->hdr.redirect_policy = WINHTTP_OPTION_REDIRECT_POLICY_DISALLOW_HTTPS_TO_HTTP;
 209     session->resolve_timeout = DEFAULT_RESOLVE_TIMEOUT;
 210     session->connect_timeout = DEFAULT_CONNECT_TIMEOUT;
 211     session->send_timeout = DEFAULT_SEND_TIMEOUT;
 212     session->recv_timeout = DEFAULT_RECEIVE_TIMEOUT;
 213     list_init( &session->cookie_cache );
 214
 215     if (agent && !(session->agent = strdupW( agent ))) goto end;
 216     if (access == WINHTTP_ACCESS_TYPE_DEFAULT_PROXY)
 217     {
 218         WINHTTP_PROXY_INFO info;
 219
 220         WinHttpGetDefaultProxyConfiguration( &info );
 221         session->access = info.dwAccessType;
 222         if (info.lpszProxy && !(session->proxy_server = strdupW( info.lpszProxy )))
 223         {
 224             GlobalFree( (LPWSTR)info.lpszProxy );
 225             GlobalFree( (LPWSTR)info.lpszProxyBypass );
 226             goto end;
 227         }
 228         if (info.lpszProxyBypass && !(session->proxy_bypass = strdupW( info.lpszProxyBypass )))
 229         {
 230             GlobalFree( (LPWSTR)info.lpszProxy );
 231             GlobalFree( (LPWSTR)info.lpszProxyBypass );
 232             goto end;
 233         }
 234     }
 235     else if (access == WINHTTP_ACCESS_TYPE_NAMED_PROXY)
 236     {
 237         session->access = access;
 238         if (proxy && !(session->proxy_server = strdupW( proxy ))) goto end;
 239         if (bypass && !(session->proxy_bypass = strdupW( bypass ))) goto end;
 240     }
 241
 242     if (!(handle = alloc_handle( &session->hdr ))) goto end;
 243     session->hdr.handle = handle;
 244
 245 end:
 246     release_object( &session->hdr );
 247     TRACE("returning %p\n", handle);
 248     return handle;
 249 }
 250
 251 /***********************************************************************
 252  *          connect_destroy (internal)
 253  */
 254 static void connect_destroy( object_header_t *hdr )
 255 {
 256     connect_t *connect = (connect_t *)hdr;
 257
 258     TRACE("%p\n", connect);
 259
 260     release_object( &connect->session->hdr );
 261
 262     heap_free( connect->hostname );
 263     heap_free( connect->servername );
 264     heap_free( connect->username );
 265     heap_free( connect->password );
 266     heap_free( connect );
 267 }
 268
 269 static BOOL connect_query_option( object_header_t *hdr, DWORD option, LPVOID buffer, LPDWORD buflen )
 270 {
 271     connect_t *connect = (connect_t *)hdr;
 272
 273     switch (option)
 274     {
 275     case WINHTTP_OPTION_PARENT_HANDLE:
 276     {
 277         if (!buffer || *buflen < sizeof(HINTERNET))
 278         {
 279             *buflen = sizeof(HINTERNET);
 280             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 281             return FALSE;
 282         }
 283
 284         *(HINTERNET *)buffer = ((object_header_t *)connect->session)->handle;
 285         *buflen = sizeof(HINTERNET);
 286         return TRUE;
 287     }
 288     case WINHTTP_OPTION_RESOLVE_TIMEOUT:
 289         *(DWORD *)buffer = connect->session->resolve_timeout;
 290         *buflen = sizeof(DWORD);
 291         return TRUE;
 292     case WINHTTP_OPTION_CONNECT_TIMEOUT:
 293         *(DWORD *)buffer = connect->session->connect_timeout;
 294         *buflen = sizeof(DWORD);
 295         return TRUE;
 296     case WINHTTP_OPTION_SEND_TIMEOUT:
 297         *(DWORD *)buffer = connect->session->send_timeout;
 298         *buflen = sizeof(DWORD);
 299         return TRUE;
 300     case WINHTTP_OPTION_RECEIVE_TIMEOUT:
 301         *(DWORD *)buffer = connect->session->recv_timeout;
 302         *buflen = sizeof(DWORD);
 303         return TRUE;
 304     default:
 305         FIXME("unimplemented option %u\n", option);
 306         set_last_error( ERROR_INVALID_PARAMETER );
 307         return FALSE;
 308     }
 309 }
 310
 311 static const object_vtbl_t connect_vtbl =
 312 {
 313     connect_destroy,
 314     connect_query_option,
 315     NULL
 316 };
 317
 318 static BOOL domain_matches(LPCWSTR server, LPCWSTR domain)
 319 {
 320     static const WCHAR localW[] = { '<','l','o','c','a','l','>',0 };
 321     BOOL ret = FALSE;
 322
 323     if (!strcmpiW( domain, localW ) && !strchrW( server, '.' ))
 324         ret = TRUE;
 325     else if (*domain == '*')
 326     {
 327         if (domain[1] == '.')
 328         {
 329             LPCWSTR dot;
 330
 331             /* For a hostname to match a wildcard, the last domain must match
 332              * the wildcard exactly.  E.g. if the wildcard is *.a.b, and the
 333              * hostname is www.foo.a.b, it matches, but a.b does not.
 334              */
 335             dot = strchrW( server, '.' );
 336             if (dot)
 337             {
 338                 int len = strlenW( dot + 1 );
 339
 340                 if (len > strlenW( domain + 2 ))
 341                 {
 342                     LPCWSTR ptr;
 343
 344                     /* The server's domain is longer than the wildcard, so it
 345                      * could be a subdomain.  Compare the last portion of the
 346                      * server's domain.
 347                      */
 348                     ptr = dot + len + 1 - strlenW( domain + 2 );
 349                     if (!strcmpiW( ptr, domain + 2 ))
 350                     {
 351                         /* This is only a match if the preceding character is
 352                          * a '.', i.e. that it is a matching domain.  E.g.
 353                          * if domain is '*.b.c' and server is 'www.ab.c' they
 354                          * do not match.
 355                          */
 356                         ret = *(ptr - 1) == '.';
 357                     }
 358                 }
 359                 else
 360                     ret = !strcmpiW( dot + 1, domain + 2 );
 361             }
 362         }
 363     }
 364     else
 365         ret = !strcmpiW( server, domain );
 366     return ret;
 367 }
 368
 369 /* Matches INTERNET_MAX_HOST_NAME_LENGTH in wininet.h, also RFC 1035 */
 370 #define MAX_HOST_NAME_LENGTH 256
 371
 372 static BOOL should_bypass_proxy(session_t *session, LPCWSTR server)
 373 {
 374     LPCWSTR ptr;
 375     BOOL ret = FALSE;
 376
 377     if (!session->proxy_bypass) return FALSE;
 378     ptr = session->proxy_bypass;
 379     do {
 380         LPCWSTR tmp = ptr;
 381
 382         ptr = strchrW( ptr, ';' );
 383         if (!ptr)
 384             ptr = strchrW( tmp, ' ' );
 385         if (ptr)
 386         {
 387             if (ptr - tmp < MAX_HOST_NAME_LENGTH)
 388             {
 389                 WCHAR domain[MAX_HOST_NAME_LENGTH];
 390
 391                 memcpy( domain, tmp, (ptr - tmp) * sizeof(WCHAR) );
 392                 domain[ptr - tmp] = 0;
 393                 ret = domain_matches( server, domain );
 394             }
 395             ptr += 1;
 396         }
 397         else if (*tmp)
 398             ret = domain_matches( server, tmp );
 399     } while (ptr && !ret);
 400     return ret;
 401 }
 402
 403 BOOL set_server_for_hostname( connect_t *connect, LPCWSTR server, INTERNET_PORT port )
 404 {
 405     session_t *session = connect->session;
 406     BOOL ret = TRUE;
 407
 408     if (session->proxy_server && !should_bypass_proxy(session, server))
 409     {
 410         LPCWSTR colon;
 411
 412         if ((colon = strchrW( session->proxy_server, ':' )))
 413         {
 414             if (!connect->servername || strncmpiW( connect->servername,
 415                 session->proxy_server, colon - session->proxy_server - 1 ))
 416             {
 417                 heap_free( connect->servername );
 418                 if (!(connect->servername = heap_alloc(
 419                     (colon - session->proxy_server + 1) * sizeof(WCHAR) )))
 420                 {
 421                     ret = FALSE;
 422                     goto end;
 423                 }
 424                 memcpy( connect->servername, session->proxy_server,
 425                     (colon - session->proxy_server) * sizeof(WCHAR) );
 426                 connect->servername[colon - session->proxy_server] = 0;
 427                 if (*(colon + 1))
 428                     connect->serverport = atoiW( colon + 1 );
 429                 else
 430                     connect->serverport = INTERNET_DEFAULT_PORT;
 431             }
 432         }
 433         else
 434         {
 435             if (!connect->servername || strcmpiW( connect->servername,
 436                 session->proxy_server ))
 437             {
 438                 heap_free( connect->servername );
 439                 if (!(connect->servername = strdupW( session->proxy_server )))
 440                 {
 441                     ret = FALSE;
 442                     goto end;
 443                 }
 444                 connect->serverport = INTERNET_DEFAULT_PORT;
 445             }
 446         }
 447     }
 448     else if (server)
 449     {
 450         heap_free( connect->servername );
 451         if (!(connect->servername = strdupW( server )))
 452         {
 453             ret = FALSE;
 454             goto end;
 455         }
 456         connect->serverport = port;
 457     }
 458 end:
 459     return ret;
 460 }
 461
 462 /***********************************************************************
 463  *          WinHttpConnect (winhttp.@)
 464  */
 465 HINTERNET WINAPI WinHttpConnect( HINTERNET hsession, LPCWSTR server, INTERNET_PORT port, DWORD reserved )
 466 {
 467     connect_t *connect;
 468     session_t *session;
 469     HINTERNET hconnect = NULL;
 470
 471     TRACE("%p, %s, %u, %x\n", hsession, debugstr_w(server), port, reserved);
 472
 473     if (!server)
 474     {
 475         set_last_error( ERROR_INVALID_PARAMETER );
 476         return NULL;
 477     }
 478     if (!(session = (session_t *)grab_object( hsession )))
 479     {
 480         set_last_error( ERROR_INVALID_HANDLE );
 481         return NULL;
 482     }
 483     if (session->hdr.type != WINHTTP_HANDLE_TYPE_SESSION)
 484     {
 485         release_object( &session->hdr );
 486         set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
 487         return NULL;
 488     }
 489     if (!(connect = heap_alloc_zero( sizeof(connect_t) )))
 490     {
 491         release_object( &session->hdr );
 492         return NULL;
 493     }
 494     connect->hdr.type = WINHTTP_HANDLE_TYPE_CONNECT;
 495     connect->hdr.vtbl = &connect_vtbl;
 496     connect->hdr.refs = 1;
 497     connect->hdr.flags = session->hdr.flags;
 498     connect->hdr.callback = session->hdr.callback;
 499     connect->hdr.notify_mask = session->hdr.notify_mask;
 500     connect->hdr.context = session->hdr.context;
 501
 502     addref_object( &session->hdr );
 503     connect->session = session;
 504     list_add_head( &session->hdr.children, &connect->hdr.entry );
 505
 506     if (!(connect->hostname = strdupW( server ))) goto end;
 507     connect->hostport = port;
 508
 509     if (!set_server_for_hostname( connect, server, port ))
 510         goto end;
 511
 512     if (!(hconnect = alloc_handle( &connect->hdr ))) goto end;
 513     connect->hdr.handle = hconnect;
 514
 515     send_callback( &session->hdr, WINHTTP_CALLBACK_STATUS_HANDLE_CREATED, &hconnect, sizeof(hconnect) );
 516
 517 end:
 518     release_object( &connect->hdr );
 519
 520     TRACE("returning %p\n", hconnect);
 521     return hconnect;
 522 }
 523
 524 /***********************************************************************
 525  *          request_destroy (internal)
 526  */
 527 static void request_destroy( object_header_t *hdr )
 528 {
 529     request_t *request = (request_t *)hdr;
 530     DWORD i;
 531
 532     TRACE("%p\n", request);
 533
 534     release_object( &request->connect->hdr );
 535
 536     heap_free( request->verb );
 537     heap_free( request->path );
 538     heap_free( request->version );
 539     heap_free( request->raw_headers );
 540     heap_free( request->status_text );
 541     for (i = 0; i < request->num_headers; i++)
 542     {
 543         heap_free( request->headers[i].field );
 544         heap_free( request->headers[i].value );
 545     }
 546     heap_free( request->headers );
 547     heap_free( request );
 548 }
 549
 550 static void str_to_buffer( WCHAR *buffer, const WCHAR *str, LPDWORD buflen )
 551 {
 552     int len = 0;
 553     if (str) len = strlenW( str );
 554     if (buffer && *buflen > len)
 555     {
 556         memcpy( buffer, str, len * sizeof(WCHAR) );
 557         buffer[len] = 0;
 558     }
 559     *buflen = len * sizeof(WCHAR);
 560 }
 561
 562 static BOOL request_query_option( object_header_t *hdr, DWORD option, LPVOID buffer, LPDWORD buflen )
 563 {
 564     request_t *request = (request_t *)hdr;
 565
 566     switch (option)
 567     {
 568     case WINHTTP_OPTION_SECURITY_FLAGS:
 569     {
 570         DWORD flags;
 571
 572         if (!buffer || *buflen < sizeof(flags))
 573         {
 574             *buflen = sizeof(flags);
 575             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 576             return FALSE;
 577         }
 578
 579         flags = 0;
 580         if (hdr->flags & WINHTTP_FLAG_SECURE) flags |= SECURITY_FLAG_SECURE;
 581         *(DWORD *)buffer = flags;
 582         *buflen = sizeof(flags);
 583         return TRUE;
 584     }
 585     case WINHTTP_OPTION_SERVER_CERT_CONTEXT:
 586     {
 587         const CERT_CONTEXT *cert;
 588
 589         if (!buffer || *buflen < sizeof(cert))
 590         {
 591             *buflen = sizeof(cert);
 592             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 593             return FALSE;
 594         }
 595
 596         if (!(cert = netconn_get_certificate( &request->netconn ))) return FALSE;
 597         *(CERT_CONTEXT **)buffer = (CERT_CONTEXT *)cert;
 598         *buflen = sizeof(cert);
 599         return TRUE;
 600     }
 601     case WINHTTP_OPTION_SECURITY_KEY_BITNESS:
 602     {
 603         if (!buffer || *buflen < sizeof(DWORD))
 604         {
 605             *buflen = sizeof(DWORD);
 606             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 607             return FALSE;
 608         }
 609
 610         *(DWORD *)buffer = 128; /* FIXME */
 611         *buflen = sizeof(DWORD);
 612         return TRUE;
 613     }
 614     case WINHTTP_OPTION_RESOLVE_TIMEOUT:
 615         *(DWORD *)buffer = request->resolve_timeout;
 616         *buflen = sizeof(DWORD);
 617         return TRUE;
 618     case WINHTTP_OPTION_CONNECT_TIMEOUT:
 619         *(DWORD *)buffer = request->connect_timeout;
 620         *buflen = sizeof(DWORD);
 621         return TRUE;
 622     case WINHTTP_OPTION_SEND_TIMEOUT:
 623         *(DWORD *)buffer = request->send_timeout;
 624         *buflen = sizeof(DWORD);
 625         return TRUE;
 626     case WINHTTP_OPTION_RECEIVE_TIMEOUT:
 627         *(DWORD *)buffer = request->recv_timeout;
 628         *buflen = sizeof(DWORD);
 629         return TRUE;
 630
 631     case WINHTTP_OPTION_USERNAME:
 632         str_to_buffer( buffer, request->connect->username, buflen );
 633         return TRUE;
 634
 635     case WINHTTP_OPTION_PASSWORD:
 636         str_to_buffer( buffer, request->connect->password, buflen );
 637         return TRUE;
 638
 639     case WINHTTP_OPTION_PROXY_USERNAME:
 640         str_to_buffer( buffer, request->connect->session->proxy_username, buflen );
 641         return TRUE;
 642
 643     case WINHTTP_OPTION_PROXY_PASSWORD:
 644         str_to_buffer( buffer, request->connect->session->proxy_password, buflen );
 645         return TRUE;
 646
 647     default:
 648         FIXME("unimplemented option %u\n", option);
 649         set_last_error( ERROR_INVALID_PARAMETER );
 650         return FALSE;
 651     }
 652 }
 653
 654 static WCHAR *buffer_to_str( WCHAR *buffer, DWORD buflen )
 655 {
 656     WCHAR *ret;
 657     if ((ret = heap_alloc( (buflen + 1) * sizeof(WCHAR))))
 658     {
 659         memcpy( ret, buffer, buflen * sizeof(WCHAR) );
 660         ret[buflen] = 0;
 661         return ret;
 662     }
 663     set_last_error( ERROR_OUTOFMEMORY );
 664     return NULL;
 665 }
 666
 667 static BOOL request_set_option( object_header_t *hdr, DWORD option, LPVOID buffer, DWORD buflen )
 668 {
 669     request_t *request = (request_t *)hdr;
 670
 671     switch (option)
 672     {
 673     case WINHTTP_OPTION_PROXY:
 674     {
 675         WINHTTP_PROXY_INFO *pi = buffer;
 676
 677         FIXME("%u %s %s\n", pi->dwAccessType, debugstr_w(pi->lpszProxy), debugstr_w(pi->lpszProxyBypass));
 678         return TRUE;
 679     }
 680     case WINHTTP_OPTION_DISABLE_FEATURE:
 681     {
 682         DWORD disable;
 683
 684         if (buflen != sizeof(DWORD))
 685         {
 686             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 687             return FALSE;
 688         }
 689
 690         disable = *(DWORD *)buffer;
 691         TRACE("0x%x\n", disable);
 692         hdr->disable_flags |= disable;
 693         return TRUE;
 694     }
 695     case WINHTTP_OPTION_AUTOLOGON_POLICY:
 696     {
 697         DWORD policy;
 698
 699         if (buflen != sizeof(DWORD))
 700         {
 701             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 702             return FALSE;
 703         }
 704
 705         policy = *(DWORD *)buffer;
 706         TRACE("0x%x\n", policy);
 707         hdr->logon_policy = policy;
 708         return TRUE;
 709     }
 710     case WINHTTP_OPTION_REDIRECT_POLICY:
 711     {
 712         DWORD policy;
 713
 714         if (buflen != sizeof(DWORD))
 715         {
 716             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 717             return FALSE;
 718         }
 719
 720         policy = *(DWORD *)buffer;
 721         TRACE("0x%x\n", policy);
 722         hdr->redirect_policy = policy;
 723         return TRUE;
 724     }
 725     case WINHTTP_OPTION_SECURITY_FLAGS:
 726     {
 727         DWORD flags;
 728
 729         if (buflen < sizeof(DWORD))
 730         {
 731             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 732             return FALSE;
 733         }
 734         flags = *(DWORD *)buffer;
 735         TRACE("0x%x\n", flags);
 736         if (!(flags & (SECURITY_FLAG_IGNORE_CERT_CN_INVALID   |
 737                        SECURITY_FLAG_IGNORE_CERT_DATE_INVALID |
 738                        SECURITY_FLAG_IGNORE_UNKNOWN_CA        |
 739                        SECURITY_FLAG_IGNORE_CERT_WRONG_USAGE)))
 740         {
 741             set_last_error( ERROR_INVALID_PARAMETER );
 742             return FALSE;
 743         }
 744         request->netconn.security_flags = flags;
 745         return TRUE;
 746     }
 747     case WINHTTP_OPTION_RESOLVE_TIMEOUT:
 748         request->resolve_timeout = *(DWORD *)buffer;
 749         return TRUE;
 750     case WINHTTP_OPTION_CONNECT_TIMEOUT:
 751         request->connect_timeout = *(DWORD *)buffer;
 752         return TRUE;
 753     case WINHTTP_OPTION_SEND_TIMEOUT:
 754         request->send_timeout = *(DWORD *)buffer;
 755         return TRUE;
 756     case WINHTTP_OPTION_RECEIVE_TIMEOUT:
 757         request->recv_timeout = *(DWORD *)buffer;
 758         return TRUE;
 759
 760     case WINHTTP_OPTION_USERNAME:
 761     {
 762         connect_t *connect = request->connect;
 763
 764         heap_free( connect->username );
 765         if (!(connect->username = buffer_to_str( buffer, buflen ))) return FALSE;
 766         return TRUE;
 767     }
 768     case WINHTTP_OPTION_PASSWORD:
 769     {
 770         connect_t *connect = request->connect;
 771
 772         heap_free( connect->password );
 773         if (!(connect->password = buffer_to_str( buffer, buflen ))) return FALSE;
 774         return TRUE;
 775     }
 776     case WINHTTP_OPTION_PROXY_USERNAME:
 777     {
 778         session_t *session = request->connect->session;
 779
 780         heap_free( session->proxy_username );
 781         if (!(session->proxy_username = buffer_to_str( buffer, buflen ))) return FALSE;
 782         return TRUE;
 783     }
 784     case WINHTTP_OPTION_PROXY_PASSWORD:
 785     {
 786         session_t *session = request->connect->session;
 787
 788         heap_free( session->proxy_password );
 789         if (!(session->proxy_password = buffer_to_str( buffer, buflen ))) return FALSE;
 790         return TRUE;
 791     }
 792     default:
 793         FIXME("unimplemented option %u\n", option);
 794         set_last_error( ERROR_INVALID_PARAMETER );
 795         return TRUE;
 796     }
 797 }
 798
 799 static const object_vtbl_t request_vtbl =
 800 {
 801     request_destroy,
 802     request_query_option,
 803     request_set_option
 804 };
 805
 806 /***********************************************************************
 807  *          WinHttpOpenRequest (winhttp.@)
 808  */
 809 HINTERNET WINAPI WinHttpOpenRequest( HINTERNET hconnect, LPCWSTR verb, LPCWSTR object, LPCWSTR version,
 810                                      LPCWSTR referrer, LPCWSTR *types, DWORD flags )
 811 {
 812     request_t *request;
 813     connect_t *connect;
 814     HINTERNET hrequest = NULL;
 815
 816     TRACE("%p, %s, %s, %s, %s, %p, 0x%08x\n", hconnect, debugstr_w(verb), debugstr_w(object),
 817           debugstr_w(version), debugstr_w(referrer), types, flags);
 818
 819     if (!(connect = (connect_t *)grab_object( hconnect )))
 820     {
 821         set_last_error( ERROR_INVALID_HANDLE );
 822         return NULL;
 823     }
 824     if (connect->hdr.type != WINHTTP_HANDLE_TYPE_CONNECT)
 825     {
 826         release_object( &connect->hdr );
 827         set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
 828         return NULL;
 829     }
 830     if (!(request = heap_alloc_zero( sizeof(request_t) )))
 831     {
 832         release_object( &connect->hdr );
 833         return NULL;
 834     }
 835     request->hdr.type = WINHTTP_HANDLE_TYPE_REQUEST;
 836     request->hdr.vtbl = &request_vtbl;
 837     request->hdr.refs = 1;
 838     request->hdr.flags = flags;
 839     request->hdr.callback = connect->hdr.callback;
 840     request->hdr.notify_mask = connect->hdr.notify_mask;
 841     request->hdr.context = connect->hdr.context;
 842
 843     addref_object( &connect->hdr );
 844     request->connect = connect;
 845     list_add_head( &connect->hdr.children, &request->hdr.entry );
 846
 847     if (!netconn_init( &request->netconn, request->hdr.flags & WINHTTP_FLAG_SECURE )) goto end;
 848     request->resolve_timeout = connect->session->resolve_timeout;
 849     request->connect_timeout = connect->session->connect_timeout;
 850     request->send_timeout = connect->session->send_timeout;
 851     request->recv_timeout = connect->session->recv_timeout;
 852
 853     if (!verb || !verb[0]) verb = getW;
 854     if (!(request->verb = strdupW( verb ))) goto end;
 855
 856     if (object)
 857     {
 858         WCHAR *path, *p;
 859         unsigned int len;
 860
 861         len = strlenW( object ) + 1;
 862         if (object[0] != '/') len++;
 863         if (!(p = path = heap_alloc( len * sizeof(WCHAR) ))) goto end;
 864
 865         if (object[0] != '/') *p++ = '/';
 866         strcpyW( p, object );
 867         request->path = path;
 868     }
 869     else if (!(request->path = strdupW( slashW ))) goto end;
 870
 871     if (!version || !version[0]) version = http1_1;
 872     if (!(request->version = strdupW( version ))) goto end;
 873
 874     if (!(hrequest = alloc_handle( &request->hdr ))) goto end;
 875     request->hdr.handle = hrequest;
 876
 877     send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_HANDLE_CREATED, &hrequest, sizeof(hrequest) );
 878
 879 end:
 880     release_object( &request->hdr );
 881
 882     TRACE("returning %p\n", hrequest);
 883     return hrequest;
 884 }
 885
 886 /***********************************************************************
 887  *          WinHttpCloseHandle (winhttp.@)
 888  */
 889 BOOL WINAPI WinHttpCloseHandle( HINTERNET handle )
 890 {
 891     object_header_t *hdr;
 892
 893     TRACE("%p\n", handle);
 894
 895     if (!(hdr = grab_object( handle )))
 896     {
 897         set_last_error( ERROR_INVALID_HANDLE );
 898         return FALSE;
 899     }
 900     release_object( hdr );
 901     free_handle( handle );
 902     return TRUE;
 903 }
 904
 905 static BOOL query_option( object_header_t *hdr, DWORD option, LPVOID buffer, LPDWORD buflen )
 906 {
 907     BOOL ret = FALSE;
 908
 909     if (!buflen)
 910     {
 911         set_last_error( ERROR_INVALID_PARAMETER );
 912         return FALSE;
 913     }
 914
 915     switch (option)
 916     {
 917     case WINHTTP_OPTION_CONTEXT_VALUE:
 918     {
 919         if (!buffer || *buflen < sizeof(DWORD_PTR))
 920         {
 921             *buflen = sizeof(DWORD_PTR);
 922             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 923             return FALSE;
 924         }
 925
 926         *(DWORD_PTR *)buffer = hdr->context;
 927         *buflen = sizeof(DWORD_PTR);
 928         return TRUE;
 929     }
 930     default:
 931         if (hdr->vtbl->query_option) ret = hdr->vtbl->query_option( hdr, option, buffer, buflen );
 932         else
 933         {
 934             FIXME("unimplemented option %u\n", option);
 935             set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
 936             return FALSE;
 937         }
 938         break;
 939     }
 940     return ret;
 941 }
 942
 943 /***********************************************************************
 944  *          WinHttpQueryOption (winhttp.@)
 945  */
 946 BOOL WINAPI WinHttpQueryOption( HINTERNET handle, DWORD option, LPVOID buffer, LPDWORD buflen )
 947 {
 948     BOOL ret = FALSE;
 949     object_header_t *hdr;
 950
 951     TRACE("%p, %u, %p, %p\n", handle, option, buffer, buflen);
 952
 953     if (!(hdr = grab_object( handle )))
 954     {
 955         set_last_error( ERROR_INVALID_HANDLE );
 956         return FALSE;
 957     }
 958
 959     ret = query_option( hdr, option, buffer, buflen );
 960
 961     release_object( hdr );
 962     return ret;
 963 }
 964
 965 static BOOL set_option( object_header_t *hdr, DWORD option, LPVOID buffer, DWORD buflen )
 966 {
 967     BOOL ret = TRUE;
 968
 969     if (!buffer)
 970     {
 971         set_last_error( ERROR_INVALID_PARAMETER );
 972         return FALSE;
 973     }
 974
 975     switch (option)
 976     {
 977     case WINHTTP_OPTION_CONTEXT_VALUE:
 978     {
 979         if (buflen != sizeof(DWORD_PTR))
 980         {
 981             set_last_error( ERROR_INSUFFICIENT_BUFFER );
 982             return FALSE;
 983         }
 984
 985         hdr->context = *(DWORD_PTR *)buffer;
 986         return TRUE;
 987     }
 988     default:
 989         if (hdr->vtbl->set_option) ret = hdr->vtbl->set_option( hdr, option, buffer, buflen );
 990         else
 991         {
 992             FIXME("unimplemented option %u\n", option);
 993             set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
 994             return FALSE;
 995         }
 996         break;
 997     }
 998     return ret;
 999 }
1000
1001 /***********************************************************************
1002  *          WinHttpSetOption (winhttp.@)
1003  */
1004 BOOL WINAPI WinHttpSetOption( HINTERNET handle, DWORD option, LPVOID buffer, DWORD buflen )
1005 {
1006     BOOL ret = FALSE;
1007     object_header_t *hdr;
1008
1009     TRACE("%p, %u, %p, %u\n", handle, option, buffer, buflen);
1010
1011     if (!(hdr = grab_object( handle )))
1012     {
1013         set_last_error( ERROR_INVALID_HANDLE );
1014         return FALSE;
1015     }
1016
1017     ret = set_option( hdr, option, buffer, buflen );
1018
1019     release_object( hdr );
1020     return ret;
1021 }
1022
1023 /***********************************************************************
1024  *          WinHttpDetectAutoProxyConfigUrl (winhttp.@)
1025  */
1026 BOOL WINAPI WinHttpDetectAutoProxyConfigUrl( DWORD flags, LPWSTR *url )
1027 {
1028     FIXME("0x%08x, %p\n", flags, url);
1029
1030     set_last_error( ERROR_WINHTTP_AUTODETECTION_FAILED );
1031     return FALSE;
1032 }
1033
1034 static const WCHAR Connections[] = {
1035     'S','o','f','t','w','a','r','e','\\',
1036     'M','i','c','r','o','s','o','f','t','\\',
1037     'W','i','n','d','o','w','s','\\',
1038     'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
1039     'I','n','t','e','r','n','e','t',' ','S','e','t','t','i','n','g','s','\\',
1040     'C','o','n','n','e','c','t','i','o','n','s',0 };
1041 static const WCHAR WinHttpSettings[] = {
1042     'W','i','n','H','t','t','p','S','e','t','t','i','n','g','s',0 };
1043 static const DWORD WINHTTPSETTINGS_MAGIC = 0x18;
1044 static const DWORD WINHTTP_PROXY_TYPE_DIRECT = 1;
1045 static const DWORD WINHTTP_PROXY_TYPE_PROXY = 2;
1046
1047 struct winhttp_settings_header
1048 {
1049     DWORD magic;
1050     DWORD unknown; /* always zero? */
1051     DWORD flags;   /* one of WINHTTP_PROXY_TYPE_* */
1052 };
1053
1054 static inline void copy_char_to_wchar_sz(const BYTE *src, DWORD len, WCHAR *dst)
1055 {
1056     const BYTE *begin;
1057
1058     for (begin = src; src - begin < len; src++, dst++)
1059         *dst = *src;
1060     *dst = 0;
1061 }
1062
1063 /***********************************************************************
1064  *          WinHttpGetDefaultProxyConfiguration (winhttp.@)
1065  */
1066 BOOL WINAPI WinHttpGetDefaultProxyConfiguration( WINHTTP_PROXY_INFO *info )
1067 {
1068     LONG l;
1069     HKEY key;
1070     BOOL got_from_reg = FALSE, direct = TRUE;
1071     char *envproxy;
1072
1073     TRACE("%p\n", info);
1074
1075     l = RegOpenKeyExW( HKEY_LOCAL_MACHINE, Connections, 0, KEY_READ, &key );
1076     if (!l)
1077     {
1078         DWORD type, size = 0;
1079
1080         l = RegQueryValueExW( key, WinHttpSettings, NULL, &type, NULL, &size );
1081         if (!l && type == REG_BINARY &&
1082             size >= sizeof(struct winhttp_settings_header) + 2 * sizeof(DWORD))
1083         {
1084             BYTE *buf = heap_alloc( size );
1085
1086             if (buf)
1087             {
1088                 struct winhttp_settings_header *hdr =
1089                     (struct winhttp_settings_header *)buf;
1090                 DWORD *len = (DWORD *)(hdr + 1);
1091
1092                 l = RegQueryValueExW( key, WinHttpSettings, NULL, NULL, buf,
1093                     &size );
1094                 if (!l && hdr->magic == WINHTTPSETTINGS_MAGIC &&
1095                     hdr->unknown == 0)
1096                 {
1097                     if (hdr->flags & WINHTTP_PROXY_TYPE_PROXY)
1098                     {
1099                        BOOL sane = FALSE;
1100                        LPWSTR proxy = NULL;
1101                        LPWSTR proxy_bypass = NULL;
1102
1103                         /* Sanity-check length of proxy string */
1104                         if ((BYTE *)len - buf + *len <= size)
1105                         {
1106                             sane = TRUE;
1107                             proxy = GlobalAlloc( 0, (*len + 1) * sizeof(WCHAR) );
1108                             if (proxy)
1109                                 copy_char_to_wchar_sz( (BYTE *)(len + 1), *len, proxy );
1110                             len = (DWORD *)((BYTE *)(len + 1) + *len);
1111                         }
1112                         if (sane)
1113                         {
1114                             /* Sanity-check length of proxy bypass string */
1115                             if ((BYTE *)len - buf + *len <= size)
1116                             {
1117                                 proxy_bypass = GlobalAlloc( 0, (*len + 1) * sizeof(WCHAR) );
1118                                 if (proxy_bypass)
1119                                     copy_char_to_wchar_sz( (BYTE *)(len + 1), *len, proxy_bypass );
1120                             }
1121                             else
1122                             {
1123                                 sane = FALSE;
1124                                 GlobalFree( proxy );
1125                                 proxy = NULL;
1126                             }
1127                         }
1128                         info->lpszProxy = proxy;
1129                         info->lpszProxyBypass = proxy_bypass;
1130                         if (sane)
1131                         {
1132                             got_from_reg = TRUE;
1133                             direct = FALSE;
1134                             info->dwAccessType =
1135                                 WINHTTP_ACCESS_TYPE_NAMED_PROXY;
1136                             TRACE("http proxy (from registry) = %s, bypass = %s\n",
1137                                 debugstr_w(info->lpszProxy),
1138                                 debugstr_w(info->lpszProxyBypass));
1139                         }
1140                     }
1141                 }
1142                 heap_free( buf );
1143             }
1144         }
1145         RegCloseKey( key );
1146     }
1147     if (!got_from_reg && (envproxy = getenv( "http_proxy" )))
1148     {
1149         char *colon, *http_proxy;
1150
1151         if ((colon = strchr( envproxy, ':' )))
1152         {
1153             if (*(colon + 1) == '/' && *(colon + 2) == '/')
1154             {
1155                 static const char http[] = "http://";
1156
1157                 /* It's a scheme, check that it's http */
1158                 if (!strncmp( envproxy, http, strlen( http ) ))
1159                     http_proxy = envproxy + strlen( http );
1160                 else
1161                 {
1162                     WARN("unsupported scheme in $http_proxy: %s\n", envproxy);
1163                     http_proxy = NULL;
1164                 }
1165             }
1166             else
1167                 http_proxy = envproxy;
1168         }
1169         else
1170             http_proxy = envproxy;
1171         if (http_proxy)
1172         {
1173             WCHAR *http_proxyW;
1174             int len;
1175
1176             len = MultiByteToWideChar( CP_UNIXCP, 0, http_proxy, -1, NULL, 0 );
1177             if ((http_proxyW = GlobalAlloc( 0, len * sizeof(WCHAR))))
1178             {
1179                 MultiByteToWideChar( CP_UNIXCP, 0, http_proxy, -1, http_proxyW, len );
1180                 direct = FALSE;
1181                 info->dwAccessType = WINHTTP_ACCESS_TYPE_NAMED_PROXY;
1182                 info->lpszProxy = http_proxyW;
1183                 info->lpszProxyBypass = NULL;
1184                 TRACE("http proxy (from environment) = %s\n",
1185                     debugstr_w(info->lpszProxy));
1186             }
1187         }
1188     }
1189     if (direct)
1190     {
1191         info->dwAccessType    = WINHTTP_ACCESS_TYPE_NO_PROXY;
1192         info->lpszProxy       = NULL;
1193         info->lpszProxyBypass = NULL;
1194     }
1195     return TRUE;
1196 }
1197
1198 /***********************************************************************
1199  *          WinHttpGetIEProxyConfigForCurrentUser (winhttp.@)
1200  */
1201 BOOL WINAPI WinHttpGetIEProxyConfigForCurrentUser( WINHTTP_CURRENT_USER_IE_PROXY_CONFIG *config )
1202 {
1203     TRACE("%p\n", config);
1204
1205     if (!config)
1206     {
1207         set_last_error( ERROR_INVALID_PARAMETER );
1208         return FALSE;
1209     }
1210
1211     /* FIXME: read from HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings */
1212
1213     FIXME("returning no proxy used\n");
1214     config->fAutoDetect       = FALSE;
1215     config->lpszAutoConfigUrl = NULL;
1216     config->lpszProxy         = NULL;
1217     config->lpszProxyBypass   = NULL;
1218
1219     return TRUE;
1220 }
1221
1222 /***********************************************************************
1223  *          WinHttpGetProxyForUrl (winhttp.@)
1224  */
1225 BOOL WINAPI WinHttpGetProxyForUrl( HINTERNET hsession, LPCWSTR url, WINHTTP_AUTOPROXY_OPTIONS *options,
1226                                    WINHTTP_PROXY_INFO *info )
1227 {
1228     FIXME("%p, %s, %p, %p\n", hsession, debugstr_w(url), options, info);
1229
1230     set_last_error( ERROR_WINHTTP_AUTO_PROXY_SERVICE_ERROR );
1231     return FALSE;
1232 }
1233
1234 /***********************************************************************
1235  *          WinHttpSetDefaultProxyConfiguration (winhttp.@)
1236  */
1237 BOOL WINAPI WinHttpSetDefaultProxyConfiguration( WINHTTP_PROXY_INFO *info )
1238 {
1239     LONG l;
1240     HKEY key;
1241     BOOL ret = FALSE;
1242     const WCHAR *src;
1243
1244     TRACE("%p\n", info);
1245
1246     if (!info)
1247     {
1248         set_last_error( ERROR_INVALID_PARAMETER );
1249         return FALSE;
1250     }
1251     switch (info->dwAccessType)
1252     {
1253     case WINHTTP_ACCESS_TYPE_NO_PROXY:
1254         break;
1255     case WINHTTP_ACCESS_TYPE_NAMED_PROXY:
1256         if (!info->lpszProxy)
1257         {
1258             set_last_error( ERROR_INVALID_PARAMETER );
1259             return FALSE;
1260         }
1261         /* Only ASCII characters are allowed */
1262         for (src = info->lpszProxy; *src; src++)
1263             if (*src > 0x7f)
1264             {
1265                 set_last_error( ERROR_INVALID_PARAMETER );
1266                 return FALSE;
1267             }
1268         if (info->lpszProxyBypass)
1269         {
1270             for (src = info->lpszProxyBypass; *src; src++)
1271                 if (*src > 0x7f)
1272                 {
1273                     set_last_error( ERROR_INVALID_PARAMETER );
1274                     return FALSE;
1275                 }
1276         }
1277         break;
1278     default:
1279         set_last_error( ERROR_INVALID_PARAMETER );
1280         return FALSE;
1281     }
1282
1283     l = RegCreateKeyExW( HKEY_LOCAL_MACHINE, Connections, 0, NULL, 0,
1284         KEY_WRITE, NULL, &key, NULL );
1285     if (!l)
1286     {
1287         DWORD size = sizeof(struct winhttp_settings_header) + 2 * sizeof(DWORD);
1288         BYTE *buf;
1289
1290         if (info->dwAccessType == WINHTTP_ACCESS_TYPE_NAMED_PROXY)
1291         {
1292             size += strlenW( info->lpszProxy );
1293             if (info->lpszProxyBypass)
1294                 size += strlenW( info->lpszProxyBypass );
1295         }
1296         buf = heap_alloc( size );
1297         if (buf)
1298         {
1299             struct winhttp_settings_header *hdr =
1300                 (struct winhttp_settings_header *)buf;
1301             DWORD *len = (DWORD *)(hdr + 1);
1302
1303             hdr->magic = WINHTTPSETTINGS_MAGIC;
1304             hdr->unknown = 0;
1305             if (info->dwAccessType == WINHTTP_ACCESS_TYPE_NAMED_PROXY)
1306             {
1307                 BYTE *dst;
1308
1309                 hdr->flags = WINHTTP_PROXY_TYPE_PROXY;
1310                 *len++ = strlenW( info->lpszProxy );
1311                 for (dst = (BYTE *)len, src = info->lpszProxy; *src;
1312                     src++, dst++)
1313                     *dst = *src;
1314                 len = (DWORD *)dst;
1315                 if (info->lpszProxyBypass)
1316                 {
1317                     *len++ = strlenW( info->lpszProxyBypass );
1318                     for (dst = (BYTE *)len, src = info->lpszProxyBypass; *src;
1319                         src++, dst++)
1320                         *dst = *src;
1321                 }
1322                 else
1323                     *len++ = 0;
1324             }
1325             else
1326             {
1327                 hdr->flags = WINHTTP_PROXY_TYPE_DIRECT;
1328                 *len++ = 0;
1329                 *len++ = 0;
1330             }
1331             l = RegSetValueExW( key, WinHttpSettings, 0, REG_BINARY, buf, size );
1332             if (!l)
1333                 ret = TRUE;
1334             heap_free( buf );
1335         }
1336         RegCloseKey( key );
1337     }
1338     return ret;
1339 }
1340
1341 /***********************************************************************
1342  *          WinHttpSetStatusCallback (winhttp.@)
1343  */
1344 WINHTTP_STATUS_CALLBACK WINAPI WinHttpSetStatusCallback( HINTERNET handle, WINHTTP_STATUS_CALLBACK callback,
1345                                                          DWORD flags, DWORD_PTR reserved )
1346 {
1347     object_header_t *hdr;
1348     WINHTTP_STATUS_CALLBACK ret;
1349
1350     TRACE("%p, %p, 0x%08x, 0x%lx\n", handle, callback, flags, reserved);
1351
1352     if (!(hdr = grab_object( handle )))
1353     {
1354         set_last_error( ERROR_INVALID_HANDLE );
1355         return WINHTTP_INVALID_STATUS_CALLBACK;
1356     }
1357     ret = hdr->callback;
1358     hdr->callback = callback;
1359     hdr->notify_mask = flags;
1360
1361     release_object( hdr );
1362     return ret;
1363 }
1364
1365 /***********************************************************************
1366  *          WinHttpSetTimeouts (winhttp.@)
1367  */
1368 BOOL WINAPI WinHttpSetTimeouts( HINTERNET handle, int resolve, int connect, int send, int receive )
1369 {
1370     BOOL ret = TRUE;
1371     object_header_t *hdr;
1372     request_t *request;
1373     session_t *session;
1374
1375     TRACE("%p, %d, %d, %d, %d\n", handle, resolve, connect, send, receive);
1376
1377     if (resolve < -1 || connect < -1 || send < -1 || receive < -1)
1378     {
1379         set_last_error( ERROR_INVALID_PARAMETER );
1380         return FALSE;
1381     }
1382
1383     if (!(hdr = grab_object( handle )))
1384     {
1385         set_last_error( ERROR_INVALID_HANDLE );
1386         return FALSE;
1387     }
1388
1389     switch(hdr->type)
1390     {
1391         case WINHTTP_HANDLE_TYPE_REQUEST:
1392             request = (request_t *)hdr;
1393             request->connect_timeout = connect;
1394
1395             if (resolve < 0) resolve = 0;
1396             request->resolve_timeout = resolve;
1397
1398             if (send < 0) send = 0;
1399             request->send_timeout = send;
1400
1401             if (receive < 0) receive = 0;
1402             request->recv_timeout = receive;
1403
1404             if (netconn_connected( &request->netconn ))
1405             {
1406                 if (netconn_set_timeout( &request->netconn, TRUE, send )) ret = FALSE;
1407                 if (netconn_set_timeout( &request->netconn, FALSE, receive )) ret = FALSE;
1408             }
1409
1410             release_object( &request->hdr );
1411             break;
1412
1413         case WINHTTP_HANDLE_TYPE_SESSION:
1414             session = (session_t *)hdr;
1415             session->connect_timeout = connect;
1416
1417             if (resolve < 0) resolve = 0;
1418             session->resolve_timeout = resolve;
1419
1420             if (send < 0) send = 0;
1421             session->send_timeout = send;
1422
1423             if (receive < 0) receive = 0;
1424             session->recv_timeout = receive;
1425             break;
1426
1427         default:
1428             release_object( hdr );
1429             set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1430             return FALSE;
1431     }
1432     return ret;
1433 }
1434
1435 static const WCHAR wkday[7][4] =
1436     {{'S','u','n', 0}, {'M','o','n', 0}, {'T','u','e', 0}, {'W','e','d', 0},
1437      {'T','h','u', 0}, {'F','r','i', 0}, {'S','a','t', 0}};
1438 static const WCHAR month[12][4] =
1439     {{'J','a','n', 0}, {'F','e','b', 0}, {'M','a','r', 0}, {'A','p','r', 0},
1440      {'M','a','y', 0}, {'J','u','n', 0}, {'J','u','l', 0}, {'A','u','g', 0},
1441      {'S','e','p', 0}, {'O','c','t', 0}, {'N','o','v', 0}, {'D','e','c', 0}};
1442
1443 /***********************************************************************
1444  *           WinHttpTimeFromSystemTime (WININET.@)
1445  */
1446 BOOL WINAPI WinHttpTimeFromSystemTime( const SYSTEMTIME *time, LPWSTR string )
1447 {
1448     static const WCHAR format[] =
1449         {'%','s',',',' ','%','0','2','d',' ','%','s',' ','%','4','d',' ','%','0',
1450          '2','d',':','%','0','2','d',':','%','0','2','d',' ','G','M','T', 0};
1451
1452     TRACE("%p, %p\n", time, string);
1453
1454     if (!time || !string) return FALSE;
1455
1456     sprintfW( string, format,
1457               wkday[time->wDayOfWeek],
1458               time->wDay,
1459               month[time->wMonth - 1],
1460               time->wYear,
1461               time->wHour,
1462               time->wMinute,
1463               time->wSecond );
1464
1465     return TRUE;
1466 }
1467
1468 /***********************************************************************
1469  *           WinHttpTimeToSystemTime (WININET.@)
1470  */
1471 BOOL WINAPI WinHttpTimeToSystemTime( LPCWSTR string, SYSTEMTIME *time )
1472 {
1473     unsigned int i;
1474     const WCHAR *s = string;
1475     WCHAR *end;
1476
1477     TRACE("%s, %p\n", debugstr_w(string), time);
1478
1479     if (!string || !time) return FALSE;
1480
1481     /* Windows does this too */
1482     GetSystemTime( time );
1483
1484     /*  Convert an RFC1123 time such as 'Fri, 07 Jan 2005 12:06:35 GMT' into
1485      *  a SYSTEMTIME structure.
1486      */
1487
1488     while (*s && !isalphaW( *s )) s++;
1489     if (s[0] == '\0' || s[1] == '\0' || s[2] == '\0') return TRUE;
1490     time->wDayOfWeek = 7;
1491
1492     for (i = 0; i < 7; i++)
1493     {
1494         if (toupperW( wkday[i][0] ) == toupperW( s[0] ) &&
1495             toupperW( wkday[i][1] ) == toupperW( s[1] ) &&
1496             toupperW( wkday[i][2] ) == toupperW( s[2] ) )
1497         {
1498             time->wDayOfWeek = i;
1499             break;
1500         }
1501     }
1502
1503     if (time->wDayOfWeek > 6) return TRUE;
1504     while (*s && !isdigitW( *s )) s++;
1505     time->wDay = strtolW( s, &end, 10 );
1506     s = end;
1507
1508     while (*s && !isalphaW( *s )) s++;
1509     if (s[0] == '\0' || s[1] == '\0' || s[2] == '\0') return TRUE;
1510     time->wMonth = 0;
1511
1512     for (i = 0; i < 12; i++)
1513     {
1514         if (toupperW( month[i][0]) == toupperW( s[0] ) &&
1515             toupperW( month[i][1]) == toupperW( s[1] ) &&
1516             toupperW( month[i][2]) == toupperW( s[2] ) )
1517         {
1518             time->wMonth = i + 1;
1519             break;
1520         }
1521     }
1522     if (time->wMonth == 0) return TRUE;
1523
1524     while (*s && !isdigitW( *s )) s++;
1525     if (*s == '\0') return TRUE;
1526     time->wYear = strtolW( s, &end, 10 );
1527     s = end;
1528
1529     while (*s && !isdigitW( *s )) s++;
1530     if (*s == '\0') return TRUE;
1531     time->wHour = strtolW( s, &end, 10 );
1532     s = end;
1533
1534     while (*s && !isdigitW( *s )) s++;
1535     if (*s == '\0') return TRUE;
1536     time->wMinute = strtolW( s, &end, 10 );
1537     s = end;
1538
1539     while (*s && !isdigitW( *s )) s++;
1540     if (*s == '\0') return TRUE;
1541     time->wSecond = strtolW( s, &end, 10 );
1542     s = end;
1543
1544     time->wMilliseconds = 0;
1545     return TRUE;
1546 }