git.oblomov.eu Git - wine/blob - dlls/wininet/internet.c

   1 /*
   2  * Wininet
   3  *
   4  * Copyright 1999 Corel Corporation
   5  * Copyright 2002 CodeWeavers Inc.
   6  * Copyright 2002 Jaco Greeff
   7  * Copyright 2002 TransGaming Technologies Inc.
   8  * Copyright 2004 Mike McCormack for CodeWeavers
   9  *
  10  * Ulrich Czekalla
  11  * Aric Stewart
  12  * David Hammerton
  13  *
  14  * This library is free software; you can redistribute it and/or
  15  * modify it under the terms of the GNU Lesser General Public
  16  * License as published by the Free Software Foundation; either
  17  * version 2.1 of the License, or (at your option) any later version.
  18  *
  19  * This library is distributed in the hope that it will be useful,
  20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  22  * Lesser General Public License for more details.
  23  *
  24  * You should have received a copy of the GNU Lesser General Public
  25  * License along with this library; if not, write to the Free Software
  26  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  27  */
  28
  29 #include "config.h"
  30 #include "wine/port.h"
  31
  32 #define MAXHOSTNAME 100 /* from http.c */
  33
  34 #include <string.h>
  35 #include <stdarg.h>
  36 #include <stdio.h>
  37 #include <sys/types.h>
  38 #ifdef HAVE_SYS_SOCKET_H
  39 # include <sys/socket.h>
  40 #endif
  41 #ifdef HAVE_SYS_TIME_H
  42 # include <sys/time.h>
  43 #endif
  44 #include <stdlib.h>
  45 #include <ctype.h>
  46 #ifdef HAVE_UNISTD_H
  47 # include <unistd.h>
  48 #endif
  49 #include <assert.h>
  50
  51 #include "windef.h"
  52 #include "winbase.h"
  53 #include "winreg.h"
  54 #include "winuser.h"
  55 #include "wininet.h"
  56 #include "winineti.h"
  57 #include "winnls.h"
  58 #include "wine/debug.h"
  59 #include "winerror.h"
  60 #define NO_SHLWAPI_STREAM
  61 #include "shlwapi.h"
  62 #include "wincrypt.h"
  63
  64 #include "wine/exception.h"
  65
  66 #include "internet.h"
  67 #include "resource.h"
  68
  69 #include "wine/unicode.h"
  70
  71 WINE_DEFAULT_DEBUG_CHANNEL(wininet);
  72
  73 #define RESPONSE_TIMEOUT        30
  74
  75 typedef struct
  76 {
  77     DWORD  dwError;
  78     CHAR   response[MAX_REPLY_LEN];
  79 } WITHREADERROR, *LPWITHREADERROR;
  80
  81 static VOID INTERNET_CloseHandle(LPWININETHANDLEHEADER hdr);
  82 HINTERNET WINAPI INTERNET_InternetOpenUrlW(LPWININETAPPINFOW hIC, LPCWSTR lpszUrl,
  83               LPCWSTR lpszHeaders, DWORD dwHeadersLength, DWORD dwFlags, DWORD_PTR dwContext);
  84
  85 static DWORD g_dwTlsErrIndex = TLS_OUT_OF_INDEXES;
  86 static HMODULE WININET_hModule;
  87
  88 #define HANDLE_CHUNK_SIZE 0x10
  89
  90 static CRITICAL_SECTION WININET_cs;
  91 static CRITICAL_SECTION_DEBUG WININET_cs_debug =
  92 {
  93     0, 0, &WININET_cs,
  94     { &WININET_cs_debug.ProcessLocksList, &WININET_cs_debug.ProcessLocksList },
  95       0, 0, { (DWORD_PTR)(__FILE__ ": WININET_cs") }
  96 };
  97 static CRITICAL_SECTION WININET_cs = { &WININET_cs_debug, -1, 0, 0, 0, 0 };
  98
  99 static LPWININETHANDLEHEADER *WININET_Handles;
 100 static UINT WININET_dwNextHandle;
 101 static UINT WININET_dwMaxHandles;
 102
 103 HINTERNET WININET_AllocHandle( LPWININETHANDLEHEADER info )
 104 {
 105     LPWININETHANDLEHEADER *p;
 106     UINT handle = 0, num;
 107
 108     list_init( &info->children );
 109
 110     EnterCriticalSection( &WININET_cs );
 111     if( !WININET_dwMaxHandles )
 112     {
 113         num = HANDLE_CHUNK_SIZE;
 114         p = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
 115                    sizeof (UINT)* num);
 116         if( !p )
 117             goto end;
 118         WININET_Handles = p;
 119         WININET_dwMaxHandles = num;
 120     }
 121     if( WININET_dwMaxHandles == WININET_dwNextHandle )
 122     {
 123         num = WININET_dwMaxHandles + HANDLE_CHUNK_SIZE;
 124         p = HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
 125                    WININET_Handles, sizeof (UINT)* num);
 126         if( !p )
 127             goto end;
 128         WININET_Handles = p;
 129         WININET_dwMaxHandles = num;
 130     }
 131
 132     handle = WININET_dwNextHandle;
 133     if( WININET_Handles[handle] )
 134         ERR("handle isn't free but should be\n");
 135     WININET_Handles[handle] = WININET_AddRef( info );
 136
 137     while( WININET_Handles[WININET_dwNextHandle] &&
 138            (WININET_dwNextHandle < WININET_dwMaxHandles ) )
 139         WININET_dwNextHandle++;
 140
 141 end:
 142     LeaveCriticalSection( &WININET_cs );
 143
 144     return info->hInternet = (HINTERNET) (handle+1);
 145 }
 146
 147 LPWININETHANDLEHEADER WININET_AddRef( LPWININETHANDLEHEADER info )
 148 {
 149     info->dwRefCount++;
 150     TRACE("%p -> refcount = %d\n", info, info->dwRefCount );
 151     return info;
 152 }
 153
 154 LPWININETHANDLEHEADER WININET_GetObject( HINTERNET hinternet )
 155 {
 156     LPWININETHANDLEHEADER info = NULL;
 157     UINT handle = (UINT) hinternet;
 158
 159     EnterCriticalSection( &WININET_cs );
 160
 161     if( (handle > 0) && ( handle <= WININET_dwMaxHandles ) &&
 162         WININET_Handles[handle-1] )
 163         info = WININET_AddRef( WININET_Handles[handle-1] );
 164
 165     LeaveCriticalSection( &WININET_cs );
 166
 167     TRACE("handle %d -> %p\n", handle, info);
 168
 169     return info;
 170 }
 171
 172 BOOL WININET_Release( LPWININETHANDLEHEADER info )
 173 {
 174     info->dwRefCount--;
 175     TRACE( "object %p refcount = %d\n", info, info->dwRefCount );
 176     if( !info->dwRefCount )
 177     {
 178         if ( info->close_connection )
 179         {
 180             TRACE( "closing connection %p\n", info);
 181             info->close_connection( info );
 182         }
 183         INTERNET_SendCallback(info, info->dwContext,
 184                               INTERNET_STATUS_HANDLE_CLOSING, &info->hInternet,
 185                               sizeof(HINTERNET));
 186         TRACE( "destroying object %p\n", info);
 187         if ( info->htype != WH_HINIT )
 188             list_remove( &info->entry );
 189         info->destroy( info );
 190     }
 191     return TRUE;
 192 }
 193
 194 BOOL WININET_FreeHandle( HINTERNET hinternet )
 195 {
 196     BOOL ret = FALSE;
 197     UINT handle = (UINT) hinternet;
 198     LPWININETHANDLEHEADER info = NULL, child, next;
 199
 200     EnterCriticalSection( &WININET_cs );
 201
 202     if( (handle > 0) && ( handle <= WININET_dwMaxHandles ) )
 203     {
 204         handle--;
 205         if( WININET_Handles[handle] )
 206         {
 207             info = WININET_Handles[handle];
 208             TRACE( "destroying handle %d for object %p\n", handle+1, info);
 209             WININET_Handles[handle] = NULL;
 210             ret = TRUE;
 211         }
 212     }
 213
 214     LeaveCriticalSection( &WININET_cs );
 215
 216     /* As on native when the equivalent of WININET_Release is called, the handle
 217      * is already invalid, but if a new handle is created at this time it does
 218      * not yet get assigned the freed handle number */
 219     if( info )
 220     {
 221         /* Free all children as native does */
 222         LIST_FOR_EACH_ENTRY_SAFE( child, next, &info->children, WININETHANDLEHEADER, entry )
 223         {
 224             TRACE( "freeing child handle %d for parent handle %d\n",
 225                    (UINT)child->hInternet, handle+1);
 226             WININET_FreeHandle( child->hInternet );
 227         }
 228         WININET_Release( info );
 229     }
 230
 231     EnterCriticalSection( &WININET_cs );
 232
 233     if( WININET_dwNextHandle > handle && !WININET_Handles[handle] )
 234         WININET_dwNextHandle = handle;
 235
 236     LeaveCriticalSection( &WININET_cs );
 237
 238     return ret;
 239 }
 240
 241 /***********************************************************************
 242  * DllMain [Internal] Initializes the internal 'WININET.DLL'.
 243  *
 244  * PARAMS
 245  *     hinstDLL    [I] handle to the DLL's instance
 246  *     fdwReason   [I]
 247  *     lpvReserved [I] reserved, must be NULL
 248  *
 249  * RETURNS
 250  *     Success: TRUE
 251  *     Failure: FALSE
 252  */
 253
 254 BOOL WINAPI DllMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 255 {
 256     TRACE("%p,%x,%p\n", hinstDLL, fdwReason, lpvReserved);
 257
 258     switch (fdwReason) {
 259         case DLL_PROCESS_ATTACH:
 260
 261             g_dwTlsErrIndex = TlsAlloc();
 262
 263             if (g_dwTlsErrIndex == TLS_OUT_OF_INDEXES)
 264                 return FALSE;
 265
 266             URLCacheContainers_CreateDefaults();
 267
 268             WININET_hModule = (HMODULE)hinstDLL;
 269
 270         case DLL_THREAD_ATTACH:
 271             break;
 272
 273         case DLL_THREAD_DETACH:
 274             if (g_dwTlsErrIndex != TLS_OUT_OF_INDEXES)
 275                         {
 276                                 LPVOID lpwite = TlsGetValue(g_dwTlsErrIndex);
 277                                 HeapFree(GetProcessHeap(), 0, lpwite);
 278                         }
 279             break;
 280
 281         case DLL_PROCESS_DETACH:
 282
 283             URLCacheContainers_DeleteAll();
 284
 285             if (g_dwTlsErrIndex != TLS_OUT_OF_INDEXES)
 286             {
 287                 HeapFree(GetProcessHeap(), 0, TlsGetValue(g_dwTlsErrIndex));
 288                 TlsFree(g_dwTlsErrIndex);
 289             }
 290             break;
 291     }
 292
 293     return TRUE;
 294 }
 295
 296
 297 /***********************************************************************
 298  *           InternetInitializeAutoProxyDll   (WININET.@)
 299  *
 300  * Setup the internal proxy
 301  *
 302  * PARAMETERS
 303  *     dwReserved
 304  *
 305  * RETURNS
 306  *     FALSE on failure
 307  *
 308  */
 309 BOOL WINAPI InternetInitializeAutoProxyDll(DWORD dwReserved)
 310 {
 311     FIXME("STUB\n");
 312     INTERNET_SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 313     return FALSE;
 314 }
 315
 316 /***********************************************************************
 317  *           DetectAutoProxyUrl   (WININET.@)
 318  *
 319  * Auto detect the proxy url
 320  *
 321  * RETURNS
 322  *     FALSE on failure
 323  *
 324  */
 325 BOOL WINAPI DetectAutoProxyUrl(LPSTR lpszAutoProxyUrl,
 326         DWORD dwAutoProxyUrlLength, DWORD dwDetectFlags)
 327 {
 328     FIXME("STUB\n");
 329     INTERNET_SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
 330     return FALSE;
 331 }
 332
 333
 334 /***********************************************************************
 335  *           INTERNET_ConfigureProxyFromReg
 336  *
 337  * FIXME:
 338  * The proxy may be specified in the form 'http=proxy.my.org'
 339  * Presumably that means there can be ftp=ftpproxy.my.org too.
 340  */
 341 static BOOL INTERNET_ConfigureProxyFromReg( LPWININETAPPINFOW lpwai )
 342 {
 343     HKEY key;
 344     DWORD r, keytype, len, enabled;
 345     LPCSTR lpszInternetSettings =
 346         "Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings";
 347     static const WCHAR szProxyServer[] = { 'P','r','o','x','y','S','e','r','v','e','r', 0 };
 348
 349     r = RegOpenKeyA(HKEY_CURRENT_USER, lpszInternetSettings, &key);
 350     if ( r != ERROR_SUCCESS )
 351         return FALSE;
 352
 353     len = sizeof enabled;
 354     r = RegQueryValueExA( key, "ProxyEnable", NULL, &keytype,
 355                           (BYTE*)&enabled, &len);
 356     if( (r == ERROR_SUCCESS) && enabled )
 357     {
 358         TRACE("Proxy is enabled.\n");
 359
 360         /* figure out how much memory the proxy setting takes */
 361         r = RegQueryValueExW( key, szProxyServer, NULL, &keytype,
 362                               NULL, &len);
 363         if( (r == ERROR_SUCCESS) && len && (keytype == REG_SZ) )
 364         {
 365             LPWSTR szProxy, p;
 366             static const WCHAR szHttp[] = {'h','t','t','p','=',0};
 367
 368             szProxy=HeapAlloc( GetProcessHeap(), 0, len );
 369             RegQueryValueExW( key, szProxyServer, NULL, &keytype,
 370                               (BYTE*)szProxy, &len);
 371
 372             /* find the http proxy, and strip away everything else */
 373             p = strstrW( szProxy, szHttp );
 374             if( p )
 375             {
 376                  p += lstrlenW(szHttp);
 377                  lstrcpyW( szProxy, p );
 378             }
 379             p = strchrW( szProxy, ' ' );
 380             if( p )
 381                 *p = 0;
 382
 383             lpwai->dwAccessType = INTERNET_OPEN_TYPE_PROXY;
 384             lpwai->lpszProxy = szProxy;
 385
 386             TRACE("http proxy = %s\n", debugstr_w(lpwai->lpszProxy));
 387         }
 388         else
 389             ERR("Couldn't read proxy server settings.\n");
 390     }
 391     else
 392         TRACE("Proxy is not enabled.\n");
 393     RegCloseKey(key);
 394
 395     return enabled;
 396 }
 397
 398 /***********************************************************************
 399  *           dump_INTERNET_FLAGS
 400  *
 401  * Helper function to TRACE the internet flags.
 402  *
 403  * RETURNS
 404  *    None
 405  *
 406  */
 407 static void dump_INTERNET_FLAGS(DWORD dwFlags)
 408 {
 409 #define FE(x) { x, #x }
 410     static const wininet_flag_info flag[] = {
 411         FE(INTERNET_FLAG_RELOAD),
 412         FE(INTERNET_FLAG_RAW_DATA),
 413         FE(INTERNET_FLAG_EXISTING_CONNECT),
 414         FE(INTERNET_FLAG_ASYNC),
 415         FE(INTERNET_FLAG_PASSIVE),
 416         FE(INTERNET_FLAG_NO_CACHE_WRITE),
 417         FE(INTERNET_FLAG_MAKE_PERSISTENT),
 418         FE(INTERNET_FLAG_FROM_CACHE),
 419         FE(INTERNET_FLAG_SECURE),
 420         FE(INTERNET_FLAG_KEEP_CONNECTION),
 421         FE(INTERNET_FLAG_NO_AUTO_REDIRECT),
 422         FE(INTERNET_FLAG_READ_PREFETCH),
 423         FE(INTERNET_FLAG_NO_COOKIES),
 424         FE(INTERNET_FLAG_NO_AUTH),
 425         FE(INTERNET_FLAG_CACHE_IF_NET_FAIL),
 426         FE(INTERNET_FLAG_IGNORE_REDIRECT_TO_HTTP),
 427         FE(INTERNET_FLAG_IGNORE_REDIRECT_TO_HTTPS),
 428         FE(INTERNET_FLAG_IGNORE_CERT_DATE_INVALID),
 429         FE(INTERNET_FLAG_IGNORE_CERT_CN_INVALID),
 430         FE(INTERNET_FLAG_RESYNCHRONIZE),
 431         FE(INTERNET_FLAG_HYPERLINK),
 432         FE(INTERNET_FLAG_NO_UI),
 433         FE(INTERNET_FLAG_PRAGMA_NOCACHE),
 434         FE(INTERNET_FLAG_CACHE_ASYNC),
 435         FE(INTERNET_FLAG_FORMS_SUBMIT),
 436         FE(INTERNET_FLAG_NEED_FILE),
 437         FE(INTERNET_FLAG_TRANSFER_ASCII),
 438         FE(INTERNET_FLAG_TRANSFER_BINARY)
 439     };
 440 #undef FE
 441     int i;
 442
 443     for (i = 0; i < (sizeof(flag) / sizeof(flag[0])); i++) {
 444         if (flag[i].val & dwFlags) {
 445             TRACE(" %s", flag[i].name);
 446             dwFlags &= ~flag[i].val;
 447         }
 448     }
 449     if (dwFlags)
 450         TRACE(" Unknown flags (%08x)\n", dwFlags);
 451     else
 452         TRACE("\n");
 453 }
 454
 455 /***********************************************************************
 456  *           InternetOpenW   (WININET.@)
 457  *
 458  * Per-application initialization of wininet
 459  *
 460  * RETURNS
 461  *    HINTERNET on success
 462  *    NULL on failure
 463  *
 464  */
 465 HINTERNET WINAPI InternetOpenW(LPCWSTR lpszAgent, DWORD dwAccessType,
 466     LPCWSTR lpszProxy, LPCWSTR lpszProxyBypass, DWORD dwFlags)
 467 {
 468     LPWININETAPPINFOW lpwai = NULL;
 469     HINTERNET handle = NULL;
 470
 471     if (TRACE_ON(wininet)) {
 472 #define FE(x) { x, #x }
 473         static const wininet_flag_info access_type[] = {
 474             FE(INTERNET_OPEN_TYPE_PRECONFIG),
 475             FE(INTERNET_OPEN_TYPE_DIRECT),
 476             FE(INTERNET_OPEN_TYPE_PROXY),
 477             FE(INTERNET_OPEN_TYPE_PRECONFIG_WITH_NO_AUTOPROXY)
 478         };
 479 #undef FE
 480         DWORD i;
 481         const char *access_type_str = "Unknown";
 482
 483         TRACE("(%s, %i, %s, %s, %i)\n", debugstr_w(lpszAgent), dwAccessType,
 484               debugstr_w(lpszProxy), debugstr_w(lpszProxyBypass), dwFlags);
 485         for (i = 0; i < (sizeof(access_type) / sizeof(access_type[0])); i++) {
 486             if (access_type[i].val == dwAccessType) {
 487                 access_type_str = access_type[i].name;
 488                 break;
 489             }
 490         }
 491         TRACE("  access type : %s\n", access_type_str);
 492         TRACE("  flags       :");
 493         dump_INTERNET_FLAGS(dwFlags);
 494     }
 495
 496     /* Clear any error information */
 497     INTERNET_SetLastError(0);
 498
 499     lpwai = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WININETAPPINFOW));
 500     if (NULL == lpwai)
 501     {
 502         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
 503         goto lend;
 504     }
 505
 506     lpwai->hdr.htype = WH_HINIT;
 507     lpwai->hdr.dwFlags = dwFlags;
 508     lpwai->hdr.dwRefCount = 1;
 509     lpwai->hdr.close_connection = NULL;
 510     lpwai->hdr.destroy = INTERNET_CloseHandle;
 511     lpwai->dwAccessType = dwAccessType;
 512     lpwai->lpszProxyUsername = NULL;
 513     lpwai->lpszProxyPassword = NULL;
 514
 515     handle = WININET_AllocHandle( &lpwai->hdr );
 516     if( !handle )
 517     {
 518         HeapFree( GetProcessHeap(), 0, lpwai );
 519         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
 520         goto lend;
 521     }
 522
 523     if (NULL != lpszAgent)
 524     {
 525         lpwai->lpszAgent = HeapAlloc( GetProcessHeap(),0,
 526                                       (strlenW(lpszAgent)+1)*sizeof(WCHAR));
 527         if (lpwai->lpszAgent)
 528             lstrcpyW( lpwai->lpszAgent, lpszAgent );
 529     }
 530     if(dwAccessType == INTERNET_OPEN_TYPE_PRECONFIG)
 531         INTERNET_ConfigureProxyFromReg( lpwai );
 532     else if (NULL != lpszProxy)
 533     {
 534         lpwai->lpszProxy = HeapAlloc( GetProcessHeap(), 0,
 535                                       (strlenW(lpszProxy)+1)*sizeof(WCHAR));
 536         if (lpwai->lpszProxy)
 537             lstrcpyW( lpwai->lpszProxy, lpszProxy );
 538     }
 539
 540     if (NULL != lpszProxyBypass)
 541     {
 542         lpwai->lpszProxyBypass = HeapAlloc( GetProcessHeap(), 0,
 543                                      (strlenW(lpszProxyBypass)+1)*sizeof(WCHAR));
 544         if (lpwai->lpszProxyBypass)
 545             lstrcpyW( lpwai->lpszProxyBypass, lpszProxyBypass );
 546     }
 547
 548 lend:
 549     if( lpwai )
 550         WININET_Release( &lpwai->hdr );
 551
 552     TRACE("returning %p\n", lpwai);
 553
 554     return handle;
 555 }
 556
 557
 558 /***********************************************************************
 559  *           InternetOpenA   (WININET.@)
 560  *
 561  * Per-application initialization of wininet
 562  *
 563  * RETURNS
 564  *    HINTERNET on success
 565  *    NULL on failure
 566  *
 567  */
 568 HINTERNET WINAPI InternetOpenA(LPCSTR lpszAgent, DWORD dwAccessType,
 569     LPCSTR lpszProxy, LPCSTR lpszProxyBypass, DWORD dwFlags)
 570 {
 571     HINTERNET rc = (HINTERNET)NULL;
 572     INT len;
 573     WCHAR *szAgent = NULL, *szProxy = NULL, *szBypass = NULL;
 574
 575     TRACE("(%s, 0x%08x, %s, %s, 0x%08x)\n", debugstr_a(lpszAgent),
 576        dwAccessType, debugstr_a(lpszProxy), debugstr_a(lpszProxyBypass), dwFlags);
 577
 578     if( lpszAgent )
 579     {
 580         len = MultiByteToWideChar(CP_ACP, 0, lpszAgent, -1, NULL, 0);
 581         szAgent = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
 582         MultiByteToWideChar(CP_ACP, 0, lpszAgent, -1, szAgent, len);
 583     }
 584
 585     if( lpszProxy )
 586     {
 587         len = MultiByteToWideChar(CP_ACP, 0, lpszProxy, -1, NULL, 0);
 588         szProxy = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
 589         MultiByteToWideChar(CP_ACP, 0, lpszProxy, -1, szProxy, len);
 590     }
 591
 592     if( lpszProxyBypass )
 593     {
 594         len = MultiByteToWideChar(CP_ACP, 0, lpszProxyBypass, -1, NULL, 0);
 595         szBypass = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
 596         MultiByteToWideChar(CP_ACP, 0, lpszProxyBypass, -1, szBypass, len);
 597     }
 598
 599     rc = InternetOpenW(szAgent, dwAccessType, szProxy, szBypass, dwFlags);
 600
 601     HeapFree(GetProcessHeap(), 0, szAgent);
 602     HeapFree(GetProcessHeap(), 0, szProxy);
 603     HeapFree(GetProcessHeap(), 0, szBypass);
 604
 605     return rc;
 606 }
 607
 608 /***********************************************************************
 609  *           InternetGetLastResponseInfoA (WININET.@)
 610  *
 611  * Return last wininet error description on the calling thread
 612  *
 613  * RETURNS
 614  *    TRUE on success of writing to buffer
 615  *    FALSE on failure
 616  *
 617  */
 618 BOOL WINAPI InternetGetLastResponseInfoA(LPDWORD lpdwError,
 619     LPSTR lpszBuffer, LPDWORD lpdwBufferLength)
 620 {
 621     LPWITHREADERROR lpwite = (LPWITHREADERROR)TlsGetValue(g_dwTlsErrIndex);
 622
 623     TRACE("\n");
 624
 625     if (lpwite)
 626     {
 627         *lpdwError = lpwite->dwError;
 628         if (lpwite->dwError)
 629         {
 630             memcpy(lpszBuffer, lpwite->response, *lpdwBufferLength);
 631             *lpdwBufferLength = strlen(lpszBuffer);
 632         }
 633         else
 634             *lpdwBufferLength = 0;
 635     }
 636     else
 637     {
 638         *lpdwError = 0;
 639         *lpdwBufferLength = 0;
 640     }
 641
 642     return TRUE;
 643 }
 644
 645 /***********************************************************************
 646  *           InternetGetLastResponseInfoW (WININET.@)
 647  *
 648  * Return last wininet error description on the calling thread
 649  *
 650  * RETURNS
 651  *    TRUE on success of writing to buffer
 652  *    FALSE on failure
 653  *
 654  */
 655 BOOL WINAPI InternetGetLastResponseInfoW(LPDWORD lpdwError,
 656     LPWSTR lpszBuffer, LPDWORD lpdwBufferLength)
 657 {
 658     LPWITHREADERROR lpwite = (LPWITHREADERROR)TlsGetValue(g_dwTlsErrIndex);
 659
 660     TRACE("\n");
 661
 662     if (lpwite)
 663     {
 664         *lpdwError = lpwite->dwError;
 665         if (lpwite->dwError)
 666         {
 667             memcpy(lpszBuffer, lpwite->response, *lpdwBufferLength);
 668             *lpdwBufferLength = lstrlenW(lpszBuffer);
 669         }
 670         else
 671             *lpdwBufferLength = 0;
 672     }
 673     else
 674     {
 675         *lpdwError = 0;
 676         *lpdwBufferLength = 0;
 677     }
 678
 679     return TRUE;
 680 }
 681
 682 /***********************************************************************
 683  *           InternetGetConnectedState (WININET.@)
 684  *
 685  * Return connected state
 686  *
 687  * RETURNS
 688  *    TRUE if connected
 689  *    if lpdwStatus is not null, return the status (off line,
 690  *    modem, lan...) in it.
 691  *    FALSE if not connected
 692  */
 693 BOOL WINAPI InternetGetConnectedState(LPDWORD lpdwStatus, DWORD dwReserved)
 694 {
 695     TRACE("(%p, 0x%08x)\n", lpdwStatus, dwReserved);
 696
 697     if (lpdwStatus) {
 698         FIXME("always returning LAN connection.\n");
 699         *lpdwStatus = INTERNET_CONNECTION_LAN;
 700     }
 701     return TRUE;
 702 }
 703
 704
 705 /***********************************************************************
 706  *           InternetGetConnectedStateExW (WININET.@)
 707  *
 708  * Return connected state
 709  *
 710  * PARAMS
 711  *
 712  * lpdwStatus         [O] Flags specifying the status of the internet connection.
 713  * lpszConnectionName [O] Pointer to buffer to receive the friendly name of the internet connection.
 714  * dwNameLen          [I] Size of the buffer, in characters.
 715  * dwReserved         [I] Reserved. Must be set to 0.
 716  *
 717  * RETURNS
 718  *    TRUE if connected
 719  *    if lpdwStatus is not null, return the status (off line,
 720  *    modem, lan...) in it.
 721  *    FALSE if not connected
 722  *
 723  * NOTES
 724  *   If the system has no available network connections, an empty string is
 725  *   stored in lpszConnectionName. If there is a LAN connection, a localized
 726  *   "LAN Connection" string is stored. Presumably, if only a dial-up
 727  *   connection is available then the name of the dial-up connection is
 728  *   returned. Why any application, other than the "Internet Settings" CPL,
 729  *   would want to use this function instead of the simpler InternetGetConnectedStateW
 730  *   function is beyond me.
 731  */
 732 BOOL WINAPI InternetGetConnectedStateExW(LPDWORD lpdwStatus, LPWSTR lpszConnectionName,
 733                                          DWORD dwNameLen, DWORD dwReserved)
 734 {
 735     TRACE("(%p, %p, %d, 0x%08x)\n", lpdwStatus, lpszConnectionName, dwNameLen, dwReserved);
 736
 737     /* Must be zero */
 738     if(dwReserved)
 739         return FALSE;
 740
 741     if (lpdwStatus) {
 742         FIXME("always returning LAN connection.\n");
 743         *lpdwStatus = INTERNET_CONNECTION_LAN;
 744     }
 745     return LoadStringW(WININET_hModule, IDS_LANCONNECTION, lpszConnectionName, dwNameLen);
 746 }
 747
 748
 749 /***********************************************************************
 750  *           InternetGetConnectedStateExA (WININET.@)
 751  */
 752 BOOL WINAPI InternetGetConnectedStateExA(LPDWORD lpdwStatus, LPSTR lpszConnectionName,
 753                                          DWORD dwNameLen, DWORD dwReserved)
 754 {
 755     LPWSTR lpwszConnectionName = NULL;
 756     BOOL rc;
 757
 758     TRACE("(%p, %p, %d, 0x%08x)\n", lpdwStatus, lpszConnectionName, dwNameLen, dwReserved);
 759
 760     if (lpszConnectionName && dwNameLen > 0)
 761         lpwszConnectionName= HeapAlloc(GetProcessHeap(), 0, dwNameLen * sizeof(WCHAR));
 762
 763     rc = InternetGetConnectedStateExW(lpdwStatus,lpwszConnectionName, dwNameLen,
 764                                       dwReserved);
 765     if (rc && lpwszConnectionName)
 766     {
 767         WideCharToMultiByte(CP_ACP,0,lpwszConnectionName,-1,lpszConnectionName,
 768                             dwNameLen, NULL, NULL);
 769
 770         HeapFree(GetProcessHeap(),0,lpwszConnectionName);
 771     }
 772
 773     return rc;
 774 }
 775
 776
 777 /***********************************************************************
 778  *           InternetConnectW (WININET.@)
 779  *
 780  * Open a ftp, gopher or http session
 781  *
 782  * RETURNS
 783  *    HINTERNET a session handle on success
 784  *    NULL on failure
 785  *
 786  */
 787 HINTERNET WINAPI InternetConnectW(HINTERNET hInternet,
 788     LPCWSTR lpszServerName, INTERNET_PORT nServerPort,
 789     LPCWSTR lpszUserName, LPCWSTR lpszPassword,
 790     DWORD dwService, DWORD dwFlags, DWORD_PTR dwContext)
 791 {
 792     LPWININETAPPINFOW hIC;
 793     HINTERNET rc = NULL;
 794
 795     TRACE("(%p, %s, %i, %s, %s, %i, %i, %lx)\n", hInternet, debugstr_w(lpszServerName),
 796           nServerPort, debugstr_w(lpszUserName), debugstr_w(lpszPassword),
 797           dwService, dwFlags, dwContext);
 798
 799     if (!lpszServerName)
 800     {
 801         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
 802         return NULL;
 803     }
 804
 805     /* Clear any error information */
 806     INTERNET_SetLastError(0);
 807     hIC = (LPWININETAPPINFOW) WININET_GetObject( hInternet );
 808     if ( (hIC == NULL) || (hIC->hdr.htype != WH_HINIT) )
 809     {
 810         INTERNET_SetLastError(ERROR_INVALID_HANDLE);
 811         goto lend;
 812     }
 813
 814     switch (dwService)
 815     {
 816         case INTERNET_SERVICE_FTP:
 817             rc = FTP_Connect(hIC, lpszServerName, nServerPort,
 818             lpszUserName, lpszPassword, dwFlags, dwContext, 0);
 819             break;
 820
 821         case INTERNET_SERVICE_HTTP:
 822             rc = HTTP_Connect(hIC, lpszServerName, nServerPort,
 823             lpszUserName, lpszPassword, dwFlags, dwContext, 0);
 824             break;
 825
 826         case INTERNET_SERVICE_GOPHER:
 827         default:
 828             break;
 829     }
 830 lend:
 831     if( hIC )
 832         WININET_Release( &hIC->hdr );
 833
 834     TRACE("returning %p\n", rc);
 835     return rc;
 836 }
 837
 838
 839 /***********************************************************************
 840  *           InternetConnectA (WININET.@)
 841  *
 842  * Open a ftp, gopher or http session
 843  *
 844  * RETURNS
 845  *    HINTERNET a session handle on success
 846  *    NULL on failure
 847  *
 848  */
 849 HINTERNET WINAPI InternetConnectA(HINTERNET hInternet,
 850     LPCSTR lpszServerName, INTERNET_PORT nServerPort,
 851     LPCSTR lpszUserName, LPCSTR lpszPassword,
 852     DWORD dwService, DWORD dwFlags, DWORD_PTR dwContext)
 853 {
 854     HINTERNET rc = (HINTERNET)NULL;
 855     INT len = 0;
 856     LPWSTR szServerName = NULL;
 857     LPWSTR szUserName = NULL;
 858     LPWSTR szPassword = NULL;
 859
 860     if (lpszServerName)
 861     {
 862         len = MultiByteToWideChar(CP_ACP, 0, lpszServerName, -1, NULL, 0);
 863         szServerName = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
 864         MultiByteToWideChar(CP_ACP, 0, lpszServerName, -1, szServerName, len);
 865     }
 866     if (lpszUserName)
 867     {
 868         len = MultiByteToWideChar(CP_ACP, 0, lpszUserName, -1, NULL, 0);
 869         szUserName = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
 870         MultiByteToWideChar(CP_ACP, 0, lpszUserName, -1, szUserName, len);
 871     }
 872     if (lpszPassword)
 873     {
 874         len = MultiByteToWideChar(CP_ACP, 0, lpszPassword, -1, NULL, 0);
 875         szPassword = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
 876         MultiByteToWideChar(CP_ACP, 0, lpszPassword, -1, szPassword, len);
 877     }
 878
 879
 880     rc = InternetConnectW(hInternet, szServerName, nServerPort,
 881         szUserName, szPassword, dwService, dwFlags, dwContext);
 882
 883     HeapFree(GetProcessHeap(), 0, szServerName);
 884     HeapFree(GetProcessHeap(), 0, szUserName);
 885     HeapFree(GetProcessHeap(), 0, szPassword);
 886     return rc;
 887 }
 888
 889
 890 /***********************************************************************
 891  *           InternetFindNextFileA (WININET.@)
 892  *
 893  * Continues a file search from a previous call to FindFirstFile
 894  *
 895  * RETURNS
 896  *    TRUE on success
 897  *    FALSE on failure
 898  *
 899  */
 900 BOOL WINAPI InternetFindNextFileA(HINTERNET hFind, LPVOID lpvFindData)
 901 {
 902     BOOL ret;
 903     WIN32_FIND_DATAW fd;
 904
 905     ret = InternetFindNextFileW(hFind, lpvFindData?&fd:NULL);
 906     if(lpvFindData)
 907         WININET_find_data_WtoA(&fd, (LPWIN32_FIND_DATAA)lpvFindData);
 908     return ret;
 909 }
 910
 911 /***********************************************************************
 912  *           InternetFindNextFileW (WININET.@)
 913  *
 914  * Continues a file search from a previous call to FindFirstFile
 915  *
 916  * RETURNS
 917  *    TRUE on success
 918  *    FALSE on failure
 919  *
 920  */
 921 static void AsyncFtpFindNextFileProc(WORKREQUEST *workRequest)
 922 {
 923     struct WORKREQ_FTPFINDNEXTW *req = &workRequest->u.FtpFindNextW;
 924     LPWININETFTPFINDNEXTW lpwh = (LPWININETFTPFINDNEXTW) workRequest->hdr;
 925
 926     TRACE("%p\n", lpwh);
 927
 928     FTP_FindNextFileW(lpwh, req->lpFindFileData);
 929 }
 930
 931 BOOL WINAPI InternetFindNextFileW(HINTERNET hFind, LPVOID lpvFindData)
 932 {
 933     LPWININETAPPINFOW hIC = NULL;
 934     LPWININETFTPFINDNEXTW lpwh;
 935     BOOL bSuccess = FALSE;
 936
 937     TRACE("\n");
 938
 939     lpwh = (LPWININETFTPFINDNEXTW) WININET_GetObject( hFind );
 940     if (NULL == lpwh || lpwh->hdr.htype != WH_HFTPFINDNEXT)
 941     {
 942         FIXME("Only FTP supported\n");
 943         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 944         goto lend;
 945     }
 946
 947     hIC = lpwh->lpFtpSession->lpAppInfo;
 948     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
 949     {
 950         WORKREQUEST workRequest;
 951         struct WORKREQ_FTPFINDNEXTW *req;
 952
 953         workRequest.asyncproc = AsyncFtpFindNextFileProc;
 954         workRequest.hdr = WININET_AddRef( &lpwh->hdr );
 955         req = &workRequest.u.FtpFindNextW;
 956         req->lpFindFileData = lpvFindData;
 957
 958         bSuccess = INTERNET_AsyncCall(&workRequest);
 959     }
 960     else
 961     {
 962         bSuccess = FTP_FindNextFileW(lpwh, lpvFindData);
 963     }
 964 lend:
 965     if( lpwh )
 966         WININET_Release( &lpwh->hdr );
 967     return bSuccess;
 968 }
 969
 970 /***********************************************************************
 971  *           INTERNET_CloseHandle (internal)
 972  *
 973  * Close internet handle
 974  *
 975  * RETURNS
 976  *    Void
 977  *
 978  */
 979 static VOID INTERNET_CloseHandle(LPWININETHANDLEHEADER hdr)
 980 {
 981     LPWININETAPPINFOW lpwai = (LPWININETAPPINFOW) hdr;
 982
 983     TRACE("%p\n",lpwai);
 984
 985     HeapFree(GetProcessHeap(), 0, lpwai->lpszAgent);
 986     HeapFree(GetProcessHeap(), 0, lpwai->lpszProxy);
 987     HeapFree(GetProcessHeap(), 0, lpwai->lpszProxyBypass);
 988     HeapFree(GetProcessHeap(), 0, lpwai->lpszProxyUsername);
 989     HeapFree(GetProcessHeap(), 0, lpwai->lpszProxyPassword);
 990     HeapFree(GetProcessHeap(), 0, lpwai);
 991 }
 992
 993
 994 /***********************************************************************
 995  *           InternetCloseHandle (WININET.@)
 996  *
 997  * Generic close handle function
 998  *
 999  * RETURNS
1000  *    TRUE on success
1001  *    FALSE on failure
1002  *
1003  */
1004 BOOL WINAPI InternetCloseHandle(HINTERNET hInternet)
1005 {
1006     LPWININETHANDLEHEADER lpwh;
1007
1008     TRACE("%p\n",hInternet);
1009
1010     lpwh = WININET_GetObject( hInternet );
1011     if (NULL == lpwh)
1012     {
1013         INTERNET_SetLastError(ERROR_INVALID_HANDLE);
1014         return FALSE;
1015     }
1016
1017     WININET_Release( lpwh );
1018     WININET_FreeHandle( hInternet );
1019
1020     return TRUE;
1021 }
1022
1023
1024 /***********************************************************************
1025  *           ConvertUrlComponentValue (Internal)
1026  *
1027  * Helper function for InternetCrackUrlW
1028  *
1029  */
1030 static void ConvertUrlComponentValue(LPSTR* lppszComponent, LPDWORD dwComponentLen,
1031                                      LPWSTR lpwszComponent, DWORD dwwComponentLen,
1032                                      LPCSTR lpszStart, LPCWSTR lpwszStart)
1033 {
1034     TRACE("%p %d %p %d %p %p\n", lppszComponent, *dwComponentLen, lpwszComponent, dwwComponentLen, lpszStart, lpwszStart);
1035     if (*dwComponentLen != 0)
1036     {
1037         DWORD nASCIILength=WideCharToMultiByte(CP_ACP,0,lpwszComponent,dwwComponentLen,NULL,0,NULL,NULL);
1038         if (*lppszComponent == NULL)
1039         {
1040             int nASCIIOffset=WideCharToMultiByte(CP_ACP,0,lpwszStart,lpwszComponent-lpwszStart,NULL,0,NULL,NULL);
1041             if (lpwszComponent)
1042                 *lppszComponent = (LPSTR)lpszStart+nASCIIOffset;
1043             else
1044                 *lppszComponent = NULL;
1045             *dwComponentLen = nASCIILength;
1046         }
1047         else
1048         {
1049             DWORD ncpylen = min((*dwComponentLen)-1, nASCIILength);
1050             WideCharToMultiByte(CP_ACP,0,lpwszComponent,dwwComponentLen,*lppszComponent,ncpylen+1,NULL,NULL);
1051             (*lppszComponent)[ncpylen]=0;
1052             *dwComponentLen = ncpylen;
1053         }
1054     }
1055 }
1056
1057
1058 /***********************************************************************
1059  *           InternetCrackUrlA (WININET.@)
1060  *
1061  * See InternetCrackUrlW.
1062  */
1063 BOOL WINAPI InternetCrackUrlA(LPCSTR lpszUrl, DWORD dwUrlLength, DWORD dwFlags,
1064     LPURL_COMPONENTSA lpUrlComponents)
1065 {
1066   DWORD nLength;
1067   URL_COMPONENTSW UCW;
1068   WCHAR* lpwszUrl;
1069
1070   TRACE("(%s %u %x %p)\n", debugstr_a(lpszUrl), dwUrlLength, dwFlags, lpUrlComponents);
1071
1072   if (!lpszUrl || !*lpszUrl || !lpUrlComponents ||
1073           lpUrlComponents->dwStructSize != sizeof(URL_COMPONENTSA))
1074   {
1075       INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
1076       return FALSE;
1077   }
1078
1079   if(dwUrlLength<=0)
1080       dwUrlLength=-1;
1081   nLength=MultiByteToWideChar(CP_ACP,0,lpszUrl,dwUrlLength,NULL,0);
1082
1083   /* if dwUrlLength=-1 then nLength includes null but length to
1084        InternetCrackUrlW should not include it                  */
1085   if (dwUrlLength == -1) nLength--;
1086
1087   lpwszUrl=HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WCHAR)*nLength);
1088   MultiByteToWideChar(CP_ACP,0,lpszUrl,dwUrlLength,lpwszUrl,nLength);
1089
1090   memset(&UCW,0,sizeof(UCW));
1091   UCW.dwStructSize = sizeof(URL_COMPONENTSW);
1092   if(lpUrlComponents->dwHostNameLength!=0)
1093       UCW.dwHostNameLength= lpUrlComponents->dwHostNameLength;
1094   if(lpUrlComponents->dwUserNameLength!=0)
1095       UCW.dwUserNameLength=lpUrlComponents->dwUserNameLength;
1096   if(lpUrlComponents->dwPasswordLength!=0)
1097       UCW.dwPasswordLength=lpUrlComponents->dwPasswordLength;
1098   if(lpUrlComponents->dwUrlPathLength!=0)
1099       UCW.dwUrlPathLength=lpUrlComponents->dwUrlPathLength;
1100   if(lpUrlComponents->dwSchemeLength!=0)
1101       UCW.dwSchemeLength=lpUrlComponents->dwSchemeLength;
1102   if(lpUrlComponents->dwExtraInfoLength!=0)
1103       UCW.dwExtraInfoLength=lpUrlComponents->dwExtraInfoLength;
1104   if(!InternetCrackUrlW(lpwszUrl,nLength,dwFlags,&UCW))
1105   {
1106       HeapFree(GetProcessHeap(), 0, lpwszUrl);
1107       return FALSE;
1108   }
1109
1110   ConvertUrlComponentValue(&lpUrlComponents->lpszHostName, &lpUrlComponents->dwHostNameLength,
1111                            UCW.lpszHostName, UCW.dwHostNameLength,
1112                            lpszUrl, lpwszUrl);
1113   ConvertUrlComponentValue(&lpUrlComponents->lpszUserName, &lpUrlComponents->dwUserNameLength,
1114                            UCW.lpszUserName, UCW.dwUserNameLength,
1115                            lpszUrl, lpwszUrl);
1116   ConvertUrlComponentValue(&lpUrlComponents->lpszPassword, &lpUrlComponents->dwPasswordLength,
1117                            UCW.lpszPassword, UCW.dwPasswordLength,
1118                            lpszUrl, lpwszUrl);
1119   ConvertUrlComponentValue(&lpUrlComponents->lpszUrlPath, &lpUrlComponents->dwUrlPathLength,
1120                            UCW.lpszUrlPath, UCW.dwUrlPathLength,
1121                            lpszUrl, lpwszUrl);
1122   ConvertUrlComponentValue(&lpUrlComponents->lpszScheme, &lpUrlComponents->dwSchemeLength,
1123                            UCW.lpszScheme, UCW.dwSchemeLength,
1124                            lpszUrl, lpwszUrl);
1125   ConvertUrlComponentValue(&lpUrlComponents->lpszExtraInfo, &lpUrlComponents->dwExtraInfoLength,
1126                            UCW.lpszExtraInfo, UCW.dwExtraInfoLength,
1127                            lpszUrl, lpwszUrl);
1128   lpUrlComponents->nScheme=UCW.nScheme;
1129   lpUrlComponents->nPort=UCW.nPort;
1130   HeapFree(GetProcessHeap(), 0, lpwszUrl);
1131
1132   TRACE("%s: scheme(%s) host(%s) path(%s) extra(%s)\n", lpszUrl,
1133           debugstr_an(lpUrlComponents->lpszScheme,lpUrlComponents->dwSchemeLength),
1134           debugstr_an(lpUrlComponents->lpszHostName,lpUrlComponents->dwHostNameLength),
1135           debugstr_an(lpUrlComponents->lpszUrlPath,lpUrlComponents->dwUrlPathLength),
1136           debugstr_an(lpUrlComponents->lpszExtraInfo,lpUrlComponents->dwExtraInfoLength));
1137
1138   return TRUE;
1139 }
1140
1141 static const WCHAR url_schemes[][7] =
1142 {
1143     {'f','t','p',0},
1144     {'g','o','p','h','e','r',0},
1145     {'h','t','t','p',0},
1146     {'h','t','t','p','s',0},
1147     {'f','i','l','e',0},
1148     {'n','e','w','s',0},
1149     {'m','a','i','l','t','o',0},
1150     {'r','e','s',0},
1151 };
1152
1153 /***********************************************************************
1154  *           GetInternetSchemeW (internal)
1155  *
1156  * Get scheme of url
1157  *
1158  * RETURNS
1159  *    scheme on success
1160  *    INTERNET_SCHEME_UNKNOWN on failure
1161  *
1162  */
1163 static INTERNET_SCHEME GetInternetSchemeW(LPCWSTR lpszScheme, DWORD nMaxCmp)
1164 {
1165     int i;
1166
1167     TRACE("%s %d\n",debugstr_wn(lpszScheme, nMaxCmp), nMaxCmp);
1168
1169     if(lpszScheme==NULL)
1170         return INTERNET_SCHEME_UNKNOWN;
1171
1172     for (i = 0; i < sizeof(url_schemes)/sizeof(url_schemes[0]); i++)
1173         if (!strncmpW(lpszScheme, url_schemes[i], nMaxCmp))
1174             return INTERNET_SCHEME_FIRST + i;
1175
1176     return INTERNET_SCHEME_UNKNOWN;
1177 }
1178
1179 /***********************************************************************
1180  *           SetUrlComponentValueW (Internal)
1181  *
1182  * Helper function for InternetCrackUrlW
1183  *
1184  * PARAMS
1185  *     lppszComponent [O] Holds the returned string
1186  *     dwComponentLen [I] Holds the size of lppszComponent
1187  *                    [O] Holds the length of the string in lppszComponent without '\0'
1188  *     lpszStart      [I] Holds the string to copy from
1189  *     len            [I] Holds the length of lpszStart without '\0'
1190  *
1191  * RETURNS
1192  *    TRUE on success
1193  *    FALSE on failure
1194  *
1195  */
1196 static BOOL SetUrlComponentValueW(LPWSTR* lppszComponent, LPDWORD dwComponentLen, LPCWSTR lpszStart, DWORD len)
1197 {
1198     TRACE("%s (%d)\n", debugstr_wn(lpszStart,len), len);
1199
1200     if ( (*dwComponentLen == 0) && (*lppszComponent == NULL) )
1201         return FALSE;
1202
1203     if (*dwComponentLen != 0 || *lppszComponent == NULL)
1204     {
1205         if (*lppszComponent == NULL)
1206         {
1207             *lppszComponent = (LPWSTR)lpszStart;
1208             *dwComponentLen = len;
1209         }
1210         else
1211         {
1212             DWORD ncpylen = min((*dwComponentLen)-1, len);
1213             memcpy(*lppszComponent, lpszStart, ncpylen*sizeof(WCHAR));
1214             (*lppszComponent)[ncpylen] = '\0';
1215             *dwComponentLen = ncpylen;
1216         }
1217     }
1218
1219     return TRUE;
1220 }
1221
1222 /***********************************************************************
1223  *           InternetCrackUrlW   (WININET.@)
1224  *
1225  * Break up URL into its components
1226  *
1227  * RETURNS
1228  *    TRUE on success
1229  *    FALSE on failure
1230  */
1231 BOOL WINAPI InternetCrackUrlW(LPCWSTR lpszUrl_orig, DWORD dwUrlLength_orig, DWORD dwFlags,
1232                               LPURL_COMPONENTSW lpUC)
1233 {
1234   /*
1235    * RFC 1808
1236    * <protocol>:[//<net_loc>][/path][;<params>][?<query>][#<fragment>]
1237    *
1238    */
1239     LPCWSTR lpszParam    = NULL;
1240     BOOL  bIsAbsolute = FALSE;
1241     LPCWSTR lpszap, lpszUrl = lpszUrl_orig;
1242     LPCWSTR lpszcp = NULL;
1243     LPWSTR  lpszUrl_decode = NULL;
1244     DWORD dwUrlLength = dwUrlLength_orig;
1245     const WCHAR lpszSeparators[3]={';','?',0};
1246     const WCHAR lpszSlash[2]={'/',0};
1247
1248     TRACE("(%s %u %x %p)\n", debugstr_w(lpszUrl), dwUrlLength, dwFlags, lpUC);
1249
1250     if (!lpszUrl_orig || !*lpszUrl_orig || !lpUC)
1251     {
1252         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
1253         return FALSE;
1254     }
1255     if (!dwUrlLength) dwUrlLength = strlenW(lpszUrl);
1256
1257     if (dwFlags & ICU_DECODE)
1258     {
1259         lpszUrl_decode=HeapAlloc( GetProcessHeap(), 0,  dwUrlLength * sizeof (WCHAR) );
1260         if( InternetCanonicalizeUrlW(lpszUrl_orig, lpszUrl_decode, &dwUrlLength, dwFlags))
1261         {
1262             lpszUrl =  lpszUrl_decode;
1263         }
1264     }
1265     lpszap = lpszUrl;
1266
1267     /* Determine if the URI is absolute. */
1268     while (*lpszap != '\0')
1269     {
1270         if (isalnumW(*lpszap))
1271         {
1272             lpszap++;
1273             continue;
1274         }
1275         if ((*lpszap == ':') && (lpszap - lpszUrl >= 2))
1276         {
1277             bIsAbsolute = TRUE;
1278             lpszcp = lpszap;
1279         }
1280         else
1281         {
1282             lpszcp = lpszUrl; /* Relative url */
1283         }
1284
1285         break;
1286     }
1287
1288     lpUC->nScheme = INTERNET_SCHEME_UNKNOWN;
1289     lpUC->nPort = INTERNET_INVALID_PORT_NUMBER;
1290
1291     /* Parse <params> */
1292     lpszParam = strpbrkW(lpszap, lpszSeparators);
1293     SetUrlComponentValueW(&lpUC->lpszExtraInfo, &lpUC->dwExtraInfoLength,
1294                           lpszParam, lpszParam ? dwUrlLength-(lpszParam-lpszUrl) : 0);
1295
1296     if (bIsAbsolute) /* Parse <protocol>:[//<net_loc>] */
1297     {
1298         LPCWSTR lpszNetLoc;
1299
1300         /* Get scheme first. */
1301         lpUC->nScheme = GetInternetSchemeW(lpszUrl, lpszcp - lpszUrl);
1302         SetUrlComponentValueW(&lpUC->lpszScheme, &lpUC->dwSchemeLength,
1303                                    lpszUrl, lpszcp - lpszUrl);
1304
1305         /* Eat ':' in protocol. */
1306         lpszcp++;
1307
1308         /* double slash indicates the net_loc portion is present */
1309         if ((lpszcp[0] == '/') && (lpszcp[1] == '/'))
1310         {
1311             lpszcp += 2;
1312
1313             lpszNetLoc = strpbrkW(lpszcp, lpszSlash);
1314             if (lpszParam)
1315             {
1316                 if (lpszNetLoc)
1317                     lpszNetLoc = min(lpszNetLoc, lpszParam);
1318                 else
1319                     lpszNetLoc = lpszParam;
1320             }
1321             else if (!lpszNetLoc)
1322                 lpszNetLoc = lpszcp + dwUrlLength-(lpszcp-lpszUrl);
1323
1324             /* Parse net-loc */
1325             if (lpszNetLoc)
1326             {
1327                 LPCWSTR lpszHost;
1328                 LPCWSTR lpszPort;
1329
1330                 /* [<user>[<:password>]@]<host>[:<port>] */
1331                 /* First find the user and password if they exist */
1332
1333                 lpszHost = strchrW(lpszcp, '@');
1334                 if (lpszHost == NULL || lpszHost > lpszNetLoc)
1335                 {
1336                     /* username and password not specified. */
1337                     SetUrlComponentValueW(&lpUC->lpszUserName, &lpUC->dwUserNameLength, NULL, 0);
1338                     SetUrlComponentValueW(&lpUC->lpszPassword, &lpUC->dwPasswordLength, NULL, 0);
1339                 }
1340                 else /* Parse out username and password */
1341                 {
1342                     LPCWSTR lpszUser = lpszcp;
1343                     LPCWSTR lpszPasswd = lpszHost;
1344
1345                     while (lpszcp < lpszHost)
1346                     {
1347                         if (*lpszcp == ':')
1348                             lpszPasswd = lpszcp;
1349
1350                         lpszcp++;
1351                     }
1352
1353                     SetUrlComponentValueW(&lpUC->lpszUserName, &lpUC->dwUserNameLength,
1354                                           lpszUser, lpszPasswd - lpszUser);
1355
1356                     if (lpszPasswd != lpszHost)
1357                         lpszPasswd++;
1358                     SetUrlComponentValueW(&lpUC->lpszPassword, &lpUC->dwPasswordLength,
1359                                           lpszPasswd == lpszHost ? NULL : lpszPasswd,
1360                                           lpszHost - lpszPasswd);
1361
1362                     lpszcp++; /* Advance to beginning of host */
1363                 }
1364
1365                 /* Parse <host><:port> */
1366
1367                 lpszHost = lpszcp;
1368                 lpszPort = lpszNetLoc;
1369
1370                 /* special case for res:// URLs: there is no port here, so the host is the
1371                    entire string up to the first '/' */
1372                 if(lpUC->nScheme==INTERNET_SCHEME_RES)
1373                 {
1374                     SetUrlComponentValueW(&lpUC->lpszHostName, &lpUC->dwHostNameLength,
1375                                           lpszHost, lpszPort - lpszHost);
1376                     lpszcp=lpszNetLoc;
1377                 }
1378                 else
1379                 {
1380                     while (lpszcp < lpszNetLoc)
1381                     {
1382                         if (*lpszcp == ':')
1383                             lpszPort = lpszcp;
1384
1385                         lpszcp++;
1386                     }
1387
1388                     /* If the scheme is "file" and the host is just one letter, it's not a host */
1389                     if(lpUC->nScheme==INTERNET_SCHEME_FILE && (lpszPort-lpszHost)==1)
1390                     {
1391                         lpszcp=lpszHost;
1392                         SetUrlComponentValueW(&lpUC->lpszHostName, &lpUC->dwHostNameLength,
1393                                               NULL, 0);
1394                     }
1395                     else
1396                     {
1397                         SetUrlComponentValueW(&lpUC->lpszHostName, &lpUC->dwHostNameLength,
1398                                               lpszHost, lpszPort - lpszHost);
1399                         if (lpszPort != lpszNetLoc)
1400                             lpUC->nPort = atoiW(++lpszPort);
1401                         else switch (lpUC->nScheme)
1402                         {
1403                         case INTERNET_SCHEME_HTTP:
1404                             lpUC->nPort = INTERNET_DEFAULT_HTTP_PORT;
1405                             break;
1406                         case INTERNET_SCHEME_HTTPS:
1407                             lpUC->nPort = INTERNET_DEFAULT_HTTPS_PORT;
1408                             break;
1409                         case INTERNET_SCHEME_FTP:
1410                             lpUC->nPort = INTERNET_DEFAULT_FTP_PORT;
1411                             break;
1412                         case INTERNET_SCHEME_GOPHER:
1413                             lpUC->nPort = INTERNET_DEFAULT_GOPHER_PORT;
1414                             break;
1415                         default:
1416                             break;
1417                         }
1418                     }
1419                 }
1420             }
1421         }
1422         else
1423         {
1424             SetUrlComponentValueW(&lpUC->lpszUserName, &lpUC->dwUserNameLength, NULL, 0);
1425             SetUrlComponentValueW(&lpUC->lpszPassword, &lpUC->dwPasswordLength, NULL, 0);
1426             SetUrlComponentValueW(&lpUC->lpszHostName, &lpUC->dwHostNameLength, NULL, 0);
1427         }
1428     }
1429     else
1430     {
1431         SetUrlComponentValueW(&lpUC->lpszScheme, &lpUC->dwSchemeLength, NULL, 0);
1432         SetUrlComponentValueW(&lpUC->lpszUserName, &lpUC->dwUserNameLength, NULL, 0);
1433         SetUrlComponentValueW(&lpUC->lpszPassword, &lpUC->dwPasswordLength, NULL, 0);
1434         SetUrlComponentValueW(&lpUC->lpszHostName, &lpUC->dwHostNameLength, NULL, 0);
1435     }
1436
1437     /* Here lpszcp points to:
1438      *
1439      * <protocol>:[//<net_loc>][/path][;<params>][?<query>][#<fragment>]
1440      *                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
1441      */
1442     if (lpszcp != 0 && *lpszcp != '\0' && (!lpszParam || lpszcp < lpszParam))
1443     {
1444         INT len;
1445
1446         /* Only truncate the parameter list if it's already been saved
1447          * in lpUC->lpszExtraInfo.
1448          */
1449         if (lpszParam && lpUC->dwExtraInfoLength && lpUC->lpszExtraInfo)
1450             len = lpszParam - lpszcp;
1451         else
1452         {
1453             /* Leave the parameter list in lpszUrlPath.  Strip off any trailing
1454              * newlines if necessary.
1455              */
1456             LPWSTR lpsznewline = strchrW(lpszcp, '\n');
1457             if (lpsznewline != NULL)
1458                 len = lpsznewline - lpszcp;
1459             else
1460                 len = dwUrlLength-(lpszcp-lpszUrl);
1461         }
1462         SetUrlComponentValueW(&lpUC->lpszUrlPath, &lpUC->dwUrlPathLength,
1463                                    lpszcp, len);
1464     }
1465     else
1466     {
1467         lpUC->dwUrlPathLength = 0;
1468     }
1469
1470     TRACE("%s: scheme(%s) host(%s) path(%s) extra(%s)\n", debugstr_wn(lpszUrl,dwUrlLength),
1471              debugstr_wn(lpUC->lpszScheme,lpUC->dwSchemeLength),
1472              debugstr_wn(lpUC->lpszHostName,lpUC->dwHostNameLength),
1473              debugstr_wn(lpUC->lpszUrlPath,lpUC->dwUrlPathLength),
1474              debugstr_wn(lpUC->lpszExtraInfo,lpUC->dwExtraInfoLength));
1475
1476     HeapFree(GetProcessHeap(), 0, lpszUrl_decode );
1477     return TRUE;
1478 }
1479
1480 /***********************************************************************
1481  *           InternetAttemptConnect (WININET.@)
1482  *
1483  * Attempt to make a connection to the internet
1484  *
1485  * RETURNS
1486  *    ERROR_SUCCESS on success
1487  *    Error value   on failure
1488  *
1489  */
1490 DWORD WINAPI InternetAttemptConnect(DWORD dwReserved)
1491 {
1492     FIXME("Stub\n");
1493     return ERROR_SUCCESS;
1494 }
1495
1496
1497 /***********************************************************************
1498  *           InternetCanonicalizeUrlA (WININET.@)
1499  *
1500  * Escape unsafe characters and spaces
1501  *
1502  * RETURNS
1503  *    TRUE on success
1504  *    FALSE on failure
1505  *
1506  */
1507 BOOL WINAPI InternetCanonicalizeUrlA(LPCSTR lpszUrl, LPSTR lpszBuffer,
1508         LPDWORD lpdwBufferLength, DWORD dwFlags)
1509 {
1510     HRESULT hr;
1511     DWORD dwURLFlags = URL_WININET_COMPATIBILITY | URL_ESCAPE_UNSAFE;
1512
1513     TRACE("(%s, %p, %p, 0x%08x) bufferlength: %d\n", debugstr_a(lpszUrl), lpszBuffer,
1514         lpdwBufferLength, lpdwBufferLength ? *lpdwBufferLength : -1, dwFlags);
1515
1516     if(dwFlags & ICU_DECODE)
1517     {
1518         dwURLFlags |= URL_UNESCAPE;
1519         dwFlags &= ~ICU_DECODE;
1520     }
1521
1522     if(dwFlags & ICU_ESCAPE)
1523     {
1524         dwURLFlags |= URL_UNESCAPE;
1525         dwFlags &= ~ICU_ESCAPE;
1526     }
1527
1528     if(dwFlags & ICU_BROWSER_MODE)
1529     {
1530         dwURLFlags |= URL_BROWSER_MODE;
1531         dwFlags &= ~ICU_BROWSER_MODE;
1532     }
1533
1534     if(dwFlags & ICU_NO_ENCODE)
1535     {
1536         /* Flip this bit to correspond to URL_ESCAPE_UNSAFE */
1537         dwURLFlags ^= URL_ESCAPE_UNSAFE;
1538         dwFlags &= ~ICU_NO_ENCODE;
1539     }
1540
1541     if (dwFlags) FIXME("Unhandled flags 0x%08x\n", dwFlags);
1542
1543     hr = UrlCanonicalizeA(lpszUrl, lpszBuffer, lpdwBufferLength, dwURLFlags);
1544     if (hr == E_POINTER) SetLastError(ERROR_INSUFFICIENT_BUFFER);
1545     if (hr == E_INVALIDARG) SetLastError(ERROR_INVALID_PARAMETER);
1546
1547     return (hr == S_OK) ? TRUE : FALSE;
1548 }
1549
1550 /***********************************************************************
1551  *           InternetCanonicalizeUrlW (WININET.@)
1552  *
1553  * Escape unsafe characters and spaces
1554  *
1555  * RETURNS
1556  *    TRUE on success
1557  *    FALSE on failure
1558  *
1559  */
1560 BOOL WINAPI InternetCanonicalizeUrlW(LPCWSTR lpszUrl, LPWSTR lpszBuffer,
1561     LPDWORD lpdwBufferLength, DWORD dwFlags)
1562 {
1563     HRESULT hr;
1564     DWORD dwURLFlags = URL_WININET_COMPATIBILITY | URL_ESCAPE_UNSAFE;
1565
1566     TRACE("(%s, %p, %p, 0x%08x) bufferlength: %d\n", debugstr_w(lpszUrl), lpszBuffer,
1567         lpdwBufferLength, lpdwBufferLength ? *lpdwBufferLength : -1, dwFlags);
1568
1569     if(dwFlags & ICU_DECODE)
1570     {
1571         dwURLFlags |= URL_UNESCAPE;
1572         dwFlags &= ~ICU_DECODE;
1573     }
1574
1575     if(dwFlags & ICU_ESCAPE)
1576     {
1577         dwURLFlags |= URL_UNESCAPE;
1578         dwFlags &= ~ICU_ESCAPE;
1579     }
1580
1581     if(dwFlags & ICU_BROWSER_MODE)
1582     {
1583         dwURLFlags |= URL_BROWSER_MODE;
1584         dwFlags &= ~ICU_BROWSER_MODE;
1585     }
1586
1587     if(dwFlags & ICU_NO_ENCODE)
1588     {
1589         /* Flip this bit to correspond to URL_ESCAPE_UNSAFE */
1590         dwURLFlags ^= URL_ESCAPE_UNSAFE;
1591         dwFlags &= ~ICU_NO_ENCODE;
1592     }
1593
1594     if (dwFlags) FIXME("Unhandled flags 0x%08x\n", dwFlags);
1595
1596     hr = UrlCanonicalizeW(lpszUrl, lpszBuffer, lpdwBufferLength, dwURLFlags);
1597     if (hr == E_POINTER) SetLastError(ERROR_INSUFFICIENT_BUFFER);
1598     if (hr == E_INVALIDARG) SetLastError(ERROR_INVALID_PARAMETER);
1599
1600     return (hr == S_OK) ? TRUE : FALSE;
1601 }
1602
1603 /* #################################################### */
1604
1605 static INTERNET_STATUS_CALLBACK set_status_callback(
1606     LPWININETHANDLEHEADER lpwh, INTERNET_STATUS_CALLBACK callback, BOOL unicode)
1607 {
1608     INTERNET_STATUS_CALLBACK ret;
1609
1610     if (unicode) lpwh->dwInternalFlags |= INET_CALLBACKW;
1611     else lpwh->dwInternalFlags &= ~INET_CALLBACKW;
1612
1613     ret = lpwh->lpfnStatusCB;
1614     lpwh->lpfnStatusCB = callback;
1615
1616     return ret;
1617 }
1618
1619 /***********************************************************************
1620  *           InternetSetStatusCallbackA (WININET.@)
1621  *
1622  * Sets up a callback function which is called as progress is made
1623  * during an operation.
1624  *
1625  * RETURNS
1626  *    Previous callback or NULL         on success
1627  *    INTERNET_INVALID_STATUS_CALLBACK  on failure
1628  *
1629  */
1630 INTERNET_STATUS_CALLBACK WINAPI InternetSetStatusCallbackA(
1631         HINTERNET hInternet ,INTERNET_STATUS_CALLBACK lpfnIntCB)
1632 {
1633     INTERNET_STATUS_CALLBACK retVal;
1634     LPWININETHANDLEHEADER lpwh;
1635
1636     TRACE("0x%08x\n", (ULONG)hInternet);
1637
1638     if (!(lpwh = WININET_GetObject(hInternet)))
1639         return INTERNET_INVALID_STATUS_CALLBACK;
1640
1641     retVal = set_status_callback(lpwh, lpfnIntCB, FALSE);
1642
1643     WININET_Release( lpwh );
1644     return retVal;
1645 }
1646
1647 /***********************************************************************
1648  *           InternetSetStatusCallbackW (WININET.@)
1649  *
1650  * Sets up a callback function which is called as progress is made
1651  * during an operation.
1652  *
1653  * RETURNS
1654  *    Previous callback or NULL         on success
1655  *    INTERNET_INVALID_STATUS_CALLBACK  on failure
1656  *
1657  */
1658 INTERNET_STATUS_CALLBACK WINAPI InternetSetStatusCallbackW(
1659         HINTERNET hInternet ,INTERNET_STATUS_CALLBACK lpfnIntCB)
1660 {
1661     INTERNET_STATUS_CALLBACK retVal;
1662     LPWININETHANDLEHEADER lpwh;
1663
1664     TRACE("0x%08x\n", (ULONG)hInternet);
1665
1666     if (!(lpwh = WININET_GetObject(hInternet)))
1667         return INTERNET_INVALID_STATUS_CALLBACK;
1668
1669     retVal = set_status_callback(lpwh, lpfnIntCB, TRUE);
1670
1671     WININET_Release( lpwh );
1672     return retVal;
1673 }
1674
1675 /***********************************************************************
1676  *           InternetSetFilePointer (WININET.@)
1677  */
1678 DWORD WINAPI InternetSetFilePointer(HINTERNET hFile, LONG lDistanceToMove,
1679     PVOID pReserved, DWORD dwMoveContext, DWORD_PTR dwContext)
1680 {
1681     FIXME("stub\n");
1682     return FALSE;
1683 }
1684
1685 /***********************************************************************
1686  *           InternetWriteFile (WININET.@)
1687  *
1688  * Write data to an open internet file
1689  *
1690  * RETURNS
1691  *    TRUE  on success
1692  *    FALSE on failure
1693  *
1694  */
1695 BOOL WINAPI InternetWriteFile(HINTERNET hFile, LPCVOID lpBuffer ,
1696         DWORD dwNumOfBytesToWrite, LPDWORD lpdwNumOfBytesWritten)
1697 {
1698     BOOL retval = FALSE;
1699     int nSocket = -1;
1700     LPWININETHANDLEHEADER lpwh;
1701
1702     TRACE("\n");
1703     lpwh = (LPWININETHANDLEHEADER) WININET_GetObject( hFile );
1704     if (NULL == lpwh)
1705         return FALSE;
1706
1707     switch (lpwh->htype)
1708     {
1709         case WH_HHTTPREQ:
1710             {
1711                 LPWININETHTTPREQW lpwhr;
1712                 lpwhr = (LPWININETHTTPREQW)lpwh;
1713
1714                 TRACE("HTTPREQ %i\n",dwNumOfBytesToWrite);
1715                 retval = NETCON_send(&lpwhr->netConnection, lpBuffer,
1716                         dwNumOfBytesToWrite, 0, (LPINT)lpdwNumOfBytesWritten);
1717
1718                 WININET_Release( lpwh );
1719                 return retval;
1720             }
1721             break;
1722
1723         case WH_HFILE:
1724             nSocket = ((LPWININETFTPFILE)lpwh)->nDataSocket;
1725             break;
1726
1727         default:
1728             break;
1729     }
1730
1731     if (nSocket != -1)
1732     {
1733         int res = send(nSocket, lpBuffer, dwNumOfBytesToWrite, 0);
1734         retval = (res >= 0);
1735         *lpdwNumOfBytesWritten = retval ? res : 0;
1736     }
1737     WININET_Release( lpwh );
1738
1739     return retval;
1740 }
1741
1742
1743 BOOL INTERNET_ReadFile(LPWININETHANDLEHEADER lpwh, LPVOID lpBuffer,
1744                        DWORD dwNumOfBytesToRead, LPDWORD pdwNumOfBytesRead,
1745                        BOOL bWait, BOOL bSendCompletionStatus)
1746 {
1747     BOOL retval = FALSE;
1748     int nSocket = -1;
1749     int bytes_read;
1750     LPWININETHTTPREQW lpwhr;
1751
1752     /* FIXME: this should use NETCON functions! */
1753     switch (lpwh->htype)
1754     {
1755         case WH_HHTTPREQ:
1756             lpwhr = (LPWININETHTTPREQW)lpwh;
1757
1758             if (!NETCON_recv(&lpwhr->netConnection, lpBuffer,
1759                              min(dwNumOfBytesToRead, lpwhr->dwContentLength - lpwhr->dwContentRead),
1760                              bWait ? MSG_WAITALL : 0, &bytes_read))
1761             {
1762
1763                 if (((lpwhr->dwContentLength != -1) &&
1764                      (lpwhr->dwContentRead != lpwhr->dwContentLength)))
1765                     ERR("not all data received %d/%d\n", lpwhr->dwContentRead,
1766                         lpwhr->dwContentLength);
1767
1768                 /* always returns TRUE, even if the network layer returns an
1769                  * error */
1770                 *pdwNumOfBytesRead = 0;
1771                 HTTP_FinishedReading(lpwhr);
1772                 retval = TRUE;
1773             }
1774             else
1775             {
1776                 lpwhr->dwContentRead += bytes_read;
1777                 *pdwNumOfBytesRead = bytes_read;
1778                 if (!bytes_read && (lpwhr->dwContentRead == lpwhr->dwContentLength))
1779                     retval = HTTP_FinishedReading(lpwhr);
1780                 else
1781                     retval = TRUE;
1782             }
1783             break;
1784
1785         case WH_HFILE:
1786             /* FIXME: FTP should use NETCON_ stuff */
1787             nSocket = ((LPWININETFTPFILE)lpwh)->nDataSocket;
1788             if (nSocket != -1)
1789             {
1790                 int res = recv(nSocket, lpBuffer, dwNumOfBytesToRead, bWait ? MSG_WAITALL : 0);
1791                 retval = (res >= 0);
1792                 *pdwNumOfBytesRead = retval ? res : 0;
1793             }
1794             break;
1795
1796         default:
1797             break;
1798     }
1799
1800     if (bSendCompletionStatus)
1801     {
1802         INTERNET_ASYNC_RESULT iar;
1803
1804         iar.dwResult = retval;
1805         iar.dwError = iar.dwError = retval ? ERROR_SUCCESS :
1806                                              INTERNET_GetLastError();
1807
1808         INTERNET_SendCallback(lpwh, lpwh->dwContext,
1809                               INTERNET_STATUS_REQUEST_COMPLETE, &iar,
1810                               sizeof(INTERNET_ASYNC_RESULT));
1811     }
1812     return retval;
1813 }
1814
1815 /***********************************************************************
1816  *           InternetReadFile (WININET.@)
1817  *
1818  * Read data from an open internet file
1819  *
1820  * RETURNS
1821  *    TRUE  on success
1822  *    FALSE on failure
1823  *
1824  */
1825 BOOL WINAPI InternetReadFile(HINTERNET hFile, LPVOID lpBuffer,
1826         DWORD dwNumOfBytesToRead, LPDWORD pdwNumOfBytesRead)
1827 {
1828     LPWININETHANDLEHEADER lpwh;
1829     BOOL retval;
1830
1831     TRACE("%p %p %d %p\n", hFile, lpBuffer, dwNumOfBytesToRead, pdwNumOfBytesRead);
1832
1833     lpwh = WININET_GetObject( hFile );
1834     if (!lpwh)
1835     {
1836         INTERNET_SetLastError(ERROR_INVALID_HANDLE);
1837         return FALSE;
1838     }
1839
1840     retval = INTERNET_ReadFile(lpwh, lpBuffer, dwNumOfBytesToRead, pdwNumOfBytesRead, TRUE, FALSE);
1841     WININET_Release( lpwh );
1842
1843     TRACE("-- %s (bytes read: %d)\n", retval ? "TRUE": "FALSE", pdwNumOfBytesRead ? *pdwNumOfBytesRead : -1);
1844     return retval;
1845 }
1846
1847 /***********************************************************************
1848  *           InternetReadFileExA (WININET.@)
1849  *
1850  * Read data from an open internet file
1851  *
1852  * PARAMS
1853  *  hFile         [I] Handle returned by InternetOpenUrl or HttpOpenRequest.
1854  *  lpBuffersOut  [I/O] Buffer.
1855  *  dwFlags       [I] Flags. See notes.
1856  *  dwContext     [I] Context for callbacks.
1857  *
1858  * RETURNS
1859  *    TRUE  on success
1860  *    FALSE on failure
1861  *
1862  * NOTES
1863  *  The parameter dwFlags include zero or more of the following flags:
1864  *|IRF_ASYNC - Makes the call asynchronous.
1865  *|IRF_SYNC - Makes the call synchronous.
1866  *|IRF_USE_CONTEXT - Forces dwContext to be used.
1867  *|IRF_NO_WAIT - Don't block if the data is not available, just return what is available.
1868  *
1869  * However, in testing IRF_USE_CONTEXT seems to have no effect - dwContext isn't used.
1870  *
1871  * SEE
1872  *  InternetOpenUrlA(), HttpOpenRequestA()
1873  */
1874 void AsyncInternetReadFileExProc(WORKREQUEST *workRequest)
1875 {
1876     struct WORKREQ_INTERNETREADFILEEXA const *req = &workRequest->u.InternetReadFileExA;
1877
1878     TRACE("INTERNETREADFILEEXA %p\n", workRequest->hdr);
1879
1880     INTERNET_ReadFile(workRequest->hdr, req->lpBuffersOut->lpvBuffer,
1881         req->lpBuffersOut->dwBufferLength,
1882         &req->lpBuffersOut->dwBufferLength, TRUE, TRUE);
1883 }
1884
1885 BOOL WINAPI InternetReadFileExA(HINTERNET hFile, LPINTERNET_BUFFERSA lpBuffersOut,
1886         DWORD dwFlags, DWORD_PTR dwContext)
1887 {
1888     BOOL retval = FALSE;
1889     LPWININETHANDLEHEADER lpwh;
1890
1891     TRACE("(%p %p 0x%x 0x%lx)\n", hFile, lpBuffersOut, dwFlags, dwContext);
1892
1893     if (dwFlags & ~(IRF_ASYNC|IRF_NO_WAIT))
1894         FIXME("these dwFlags aren't implemented: 0x%x\n", dwFlags & ~(IRF_ASYNC|IRF_NO_WAIT));
1895
1896     if (lpBuffersOut->dwStructSize != sizeof(*lpBuffersOut))
1897     {
1898         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
1899         return FALSE;
1900     }
1901
1902     lpwh = (LPWININETHANDLEHEADER) WININET_GetObject( hFile );
1903     if (!lpwh)
1904     {
1905         INTERNET_SetLastError(ERROR_INVALID_HANDLE);
1906         return FALSE;
1907     }
1908
1909     INTERNET_SendCallback(lpwh, lpwh->dwContext,
1910                           INTERNET_STATUS_RECEIVING_RESPONSE, NULL, 0);
1911
1912     /* FIXME: IRF_ASYNC may not be the right thing to test here;
1913      * hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC is probably better */
1914     if (dwFlags & IRF_ASYNC)
1915     {
1916         DWORD dwDataAvailable = 0;
1917
1918         if (lpwh->htype == WH_HHTTPREQ)
1919             NETCON_query_data_available(&((LPWININETHTTPREQW)lpwh)->netConnection,
1920                                         &dwDataAvailable);
1921
1922         if (!dwDataAvailable)
1923         {
1924             WORKREQUEST workRequest;
1925             struct WORKREQ_INTERNETREADFILEEXA *req;
1926
1927             workRequest.asyncproc = AsyncInternetReadFileExProc;
1928             workRequest.hdr = WININET_AddRef( lpwh );
1929             req = &workRequest.u.InternetReadFileExA;
1930             req->lpBuffersOut = lpBuffersOut;
1931
1932             if (!INTERNET_AsyncCall(&workRequest))
1933                 WININET_Release( lpwh );
1934             else
1935                 INTERNET_SetLastError(ERROR_IO_PENDING);
1936             goto end;
1937         }
1938     }
1939
1940     retval = INTERNET_ReadFile(lpwh, lpBuffersOut->lpvBuffer,
1941         lpBuffersOut->dwBufferLength, &lpBuffersOut->dwBufferLength,
1942         !(dwFlags & IRF_NO_WAIT), FALSE);
1943
1944     if (retval)
1945     {
1946         DWORD dwBytesReceived = lpBuffersOut->dwBufferLength;
1947         INTERNET_SendCallback(lpwh, lpwh->dwContext,
1948                               INTERNET_STATUS_RESPONSE_RECEIVED, &dwBytesReceived,
1949                               sizeof(dwBytesReceived));
1950     }
1951
1952 end:
1953     WININET_Release( lpwh );
1954
1955     TRACE("-- %s (bytes read: %d)\n", retval ? "TRUE": "FALSE", lpBuffersOut->dwBufferLength);
1956     return retval;
1957 }
1958
1959 /***********************************************************************
1960  *           InternetReadFileExW (WININET.@)
1961  *
1962  * Read data from an open internet file.
1963  *
1964  * PARAMS
1965  *  hFile         [I] Handle returned by InternetOpenUrl() or HttpOpenRequest().
1966  *  lpBuffersOut  [I/O] Buffer.
1967  *  dwFlags       [I] Flags.
1968  *  dwContext     [I] Context for callbacks.
1969  *
1970  * RETURNS
1971  *    FALSE, last error is set to ERROR_CALL_NOT_IMPLEMENTED
1972  *
1973  * NOTES
1974  *  Not implemented in Wine or native either (as of IE6 SP2).
1975  *
1976  */
1977 BOOL WINAPI InternetReadFileExW(HINTERNET hFile, LPINTERNET_BUFFERSW lpBuffer,
1978         DWORD dwFlags, DWORD_PTR dwContext)
1979 {
1980   ERR("(%p, %p, 0x%x, 0x%lx): not implemented in native\n", hFile, lpBuffer, dwFlags, dwContext);
1981
1982   INTERNET_SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
1983   return FALSE;
1984 }
1985
1986 /***********************************************************************
1987  *           INET_QueryOptionHelper (internal)
1988  */
1989 static BOOL INET_QueryOptionHelper(BOOL bIsUnicode, HINTERNET hInternet, DWORD dwOption,
1990                                    LPVOID lpBuffer, LPDWORD lpdwBufferLength)
1991 {
1992     LPWININETHANDLEHEADER lpwhh;
1993     BOOL bSuccess = FALSE;
1994
1995     TRACE("(%p, 0x%08x, %p, %p)\n", hInternet, dwOption, lpBuffer, lpdwBufferLength);
1996
1997     lpwhh = (LPWININETHANDLEHEADER) WININET_GetObject( hInternet );
1998
1999     switch (dwOption)
2000     {
2001         case INTERNET_OPTION_HANDLE_TYPE:
2002         {
2003             ULONG type;
2004
2005             if (!lpwhh)
2006             {
2007                 WARN("Invalid hInternet handle\n");
2008                 INTERNET_SetLastError(ERROR_INVALID_HANDLE);
2009                 return FALSE;
2010             }
2011
2012             type = lpwhh->htype;
2013
2014             TRACE("INTERNET_OPTION_HANDLE_TYPE: %d\n", type);
2015
2016             if (*lpdwBufferLength < sizeof(ULONG))
2017                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2018             else
2019             {
2020                 memcpy(lpBuffer, &type, sizeof(ULONG));
2021                 bSuccess = TRUE;
2022             }
2023             *lpdwBufferLength = sizeof(ULONG);
2024             break;
2025         }
2026
2027         case INTERNET_OPTION_REQUEST_FLAGS:
2028         {
2029             ULONG flags = 4;
2030             TRACE("INTERNET_OPTION_REQUEST_FLAGS: %d\n", flags);
2031             if (*lpdwBufferLength < sizeof(ULONG))
2032                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2033             else
2034             {
2035                 memcpy(lpBuffer, &flags, sizeof(ULONG));
2036                 bSuccess = TRUE;
2037             }
2038             *lpdwBufferLength = sizeof(ULONG);
2039             break;
2040         }
2041
2042         case INTERNET_OPTION_URL:
2043         case INTERNET_OPTION_DATAFILE_NAME:
2044         {
2045             if (!lpwhh)
2046             {
2047                 WARN("Invalid hInternet handle\n");
2048                 INTERNET_SetLastError(ERROR_INVALID_HANDLE);
2049                 return FALSE;
2050             }
2051             if (lpwhh->htype == WH_HHTTPREQ)
2052             {
2053                 LPWININETHTTPREQW lpreq = (LPWININETHTTPREQW) lpwhh;
2054                 WCHAR url[1023];
2055                 static const WCHAR szFmt[] = {'h','t','t','p',':','/','/','%','s','%','s',0};
2056                 static const WCHAR szHost[] = {'H','o','s','t',0};
2057                 DWORD sizeRequired;
2058                 LPHTTPHEADERW Host;
2059
2060                 Host = HTTP_GetHeader(lpreq,szHost);
2061                 sprintfW(url,szFmt,Host->lpszValue,lpreq->lpszPath);
2062                 TRACE("INTERNET_OPTION_URL: %s\n",debugstr_w(url));
2063                 if(!bIsUnicode)
2064                 {
2065                     sizeRequired = WideCharToMultiByte(CP_ACP,0,url,-1,
2066                      lpBuffer,*lpdwBufferLength,NULL,NULL);
2067                     if (sizeRequired > *lpdwBufferLength)
2068                         INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2069                     else
2070                         bSuccess = TRUE;
2071                     *lpdwBufferLength = sizeRequired;
2072                 }
2073                 else
2074                 {
2075                     sizeRequired = (lstrlenW(url)+1) * sizeof(WCHAR);
2076                     if (*lpdwBufferLength < sizeRequired)
2077                         INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2078                     else
2079                     {
2080                         strcpyW(lpBuffer, url);
2081                         bSuccess = TRUE;
2082                     }
2083                     *lpdwBufferLength = sizeRequired;
2084                 }
2085             }
2086             break;
2087         }
2088         case INTERNET_OPTION_HTTP_VERSION:
2089         {
2090             if (*lpdwBufferLength < sizeof(HTTP_VERSION_INFO))
2091                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2092             else
2093             {
2094                 /*
2095                  * Presently hardcoded to 1.1
2096                  */
2097                 ((HTTP_VERSION_INFO*)lpBuffer)->dwMajorVersion = 1;
2098                 ((HTTP_VERSION_INFO*)lpBuffer)->dwMinorVersion = 1;
2099                 bSuccess = TRUE;
2100             }
2101             *lpdwBufferLength = sizeof(HTTP_VERSION_INFO);
2102             break;
2103         }
2104        case INTERNET_OPTION_CONNECTED_STATE:
2105        {
2106             DWORD *pdwConnectedState = (DWORD *)lpBuffer;
2107             FIXME("INTERNET_OPTION_CONNECTED_STATE: semi-stub\n");
2108
2109             if (*lpdwBufferLength < sizeof(*pdwConnectedState))
2110                  INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2111             else
2112             {
2113                 *pdwConnectedState = INTERNET_STATE_CONNECTED;
2114                 bSuccess = TRUE;
2115             }
2116             *lpdwBufferLength = sizeof(*pdwConnectedState);
2117             break;
2118         }
2119         case INTERNET_OPTION_PROXY:
2120         {
2121             LPWININETAPPINFOW lpwai = (LPWININETAPPINFOW)lpwhh;
2122             WININETAPPINFOW wai;
2123
2124             if (lpwai == NULL)
2125             {
2126                 TRACE("Getting global proxy info\n");
2127                 memset(&wai, 0, sizeof(WININETAPPINFOW));
2128                 INTERNET_ConfigureProxyFromReg( &wai );
2129                 lpwai = &wai;
2130             }
2131
2132             if (bIsUnicode)
2133             {
2134                 INTERNET_PROXY_INFOW *pPI = (INTERNET_PROXY_INFOW *)lpBuffer;
2135                 DWORD proxyBytesRequired = 0, proxyBypassBytesRequired = 0;
2136
2137                 if (lpwai->lpszProxy)
2138                     proxyBytesRequired = (lstrlenW(lpwai->lpszProxy) + 1) *
2139                      sizeof(WCHAR);
2140                 if (lpwai->lpszProxyBypass)
2141                     proxyBypassBytesRequired =
2142                      (lstrlenW(lpwai->lpszProxyBypass) + 1) * sizeof(WCHAR);
2143                 if (*lpdwBufferLength < sizeof(INTERNET_PROXY_INFOW) +
2144                  proxyBytesRequired + proxyBypassBytesRequired)
2145                     INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2146                 else
2147                 {
2148                     LPWSTR proxy = (LPWSTR)((LPBYTE)lpBuffer +
2149                                             sizeof(INTERNET_PROXY_INFOW));
2150                     LPWSTR proxy_bypass = (LPWSTR)((LPBYTE)lpBuffer +
2151                                                    sizeof(INTERNET_PROXY_INFOW) +
2152                                                    proxyBytesRequired);
2153
2154                     pPI->dwAccessType = lpwai->dwAccessType;
2155                     pPI->lpszProxy = NULL;
2156                     pPI->lpszProxyBypass = NULL;
2157                     if (lpwai->lpszProxy)
2158                     {
2159                         lstrcpyW(proxy, lpwai->lpszProxy);
2160                         pPI->lpszProxy = proxy;
2161                     }
2162
2163                     if (lpwai->lpszProxyBypass)
2164                     {
2165                         lstrcpyW(proxy_bypass, lpwai->lpszProxyBypass);
2166                         pPI->lpszProxyBypass = proxy_bypass;
2167                     }
2168                     bSuccess = TRUE;
2169                 }
2170                 *lpdwBufferLength = sizeof(INTERNET_PROXY_INFOW) +
2171                  proxyBytesRequired + proxyBypassBytesRequired;
2172             }
2173             else
2174             {
2175                 INTERNET_PROXY_INFOA *pPI = (INTERNET_PROXY_INFOA *)lpBuffer;
2176                 DWORD proxyBytesRequired = 0, proxyBypassBytesRequired = 0;
2177
2178                 if (lpwai->lpszProxy)
2179                     proxyBytesRequired = WideCharToMultiByte(CP_ACP, 0,
2180                      lpwai->lpszProxy, -1, NULL, 0, NULL, NULL);
2181                 if (lpwai->lpszProxyBypass)
2182                     proxyBypassBytesRequired = WideCharToMultiByte(CP_ACP, 0,
2183                      lpwai->lpszProxyBypass, -1, NULL, 0, NULL, NULL);
2184                 if (*lpdwBufferLength < sizeof(INTERNET_PROXY_INFOA) +
2185                  proxyBytesRequired + proxyBypassBytesRequired)
2186                     INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2187                 else
2188                 {
2189                     LPSTR proxy = (LPSTR)((LPBYTE)lpBuffer +
2190                                           sizeof(INTERNET_PROXY_INFOA));
2191                     LPSTR proxy_bypass = (LPSTR)((LPBYTE)lpBuffer +
2192                                                  sizeof(INTERNET_PROXY_INFOA) +
2193                                                  proxyBytesRequired);
2194
2195                     pPI->dwAccessType = lpwai->dwAccessType;
2196                     pPI->lpszProxy = NULL;
2197                     pPI->lpszProxyBypass = NULL;
2198                     if (lpwai->lpszProxy)
2199                     {
2200                         WideCharToMultiByte(CP_ACP, 0, lpwai->lpszProxy, -1,
2201                                             proxy, proxyBytesRequired, NULL, NULL);
2202                         pPI->lpszProxy = proxy;
2203                     }
2204
2205                     if (lpwai->lpszProxyBypass)
2206                     {
2207                         WideCharToMultiByte(CP_ACP, 0, lpwai->lpszProxyBypass,
2208                                             -1, proxy_bypass, proxyBypassBytesRequired,
2209                                             NULL, NULL);
2210                         pPI->lpszProxyBypass = proxy_bypass;
2211                     }
2212                     bSuccess = TRUE;
2213                 }
2214                 *lpdwBufferLength = sizeof(INTERNET_PROXY_INFOA) +
2215                  proxyBytesRequired + proxyBypassBytesRequired;
2216             }
2217             break;
2218         }
2219         case INTERNET_OPTION_MAX_CONNS_PER_SERVER:
2220         {
2221             ULONG conn = 2;
2222             TRACE("INTERNET_OPTION_MAX_CONNS_PER_SERVER: %d\n", conn);
2223             if (*lpdwBufferLength < sizeof(ULONG))
2224                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2225             else
2226             {
2227                 memcpy(lpBuffer, &conn, sizeof(ULONG));
2228                 bSuccess = TRUE;
2229             }
2230             *lpdwBufferLength = sizeof(ULONG);
2231             break;
2232         }
2233         case INTERNET_OPTION_MAX_CONNS_PER_1_0_SERVER:
2234         {
2235             ULONG conn = 4;
2236             TRACE("INTERNET_OPTION_MAX_CONNS_1_0_SERVER: %d\n", conn);
2237             if (*lpdwBufferLength < sizeof(ULONG))
2238                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2239             else
2240             {
2241                 memcpy(lpBuffer, &conn, sizeof(ULONG));
2242                 bSuccess = TRUE;
2243             }
2244             *lpdwBufferLength = sizeof(ULONG);
2245             break;
2246         }
2247         case INTERNET_OPTION_SECURITY_FLAGS:
2248             FIXME("INTERNET_OPTION_SECURITY_FLAGS: Stub\n");
2249             bSuccess = TRUE;
2250             break;
2251
2252         case INTERNET_OPTION_SECURITY_CERTIFICATE_STRUCT:
2253             if (!lpwhh)
2254             {
2255                 INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
2256                 return FALSE;
2257             }
2258             if (*lpdwBufferLength < sizeof(INTERNET_CERTIFICATE_INFOW))
2259             {
2260                 *lpdwBufferLength = sizeof(INTERNET_CERTIFICATE_INFOW);
2261                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2262             }
2263             else if (lpwhh->htype == WH_HHTTPREQ)
2264             {
2265                 LPWININETHTTPREQW lpwhr;
2266                 PCCERT_CONTEXT context;
2267
2268                 lpwhr = (LPWININETHTTPREQW)lpwhh;
2269                 context = (PCCERT_CONTEXT)NETCON_GetCert(&(lpwhr->netConnection));
2270                 if (context)
2271                 {
2272                     LPINTERNET_CERTIFICATE_INFOW info = (LPINTERNET_CERTIFICATE_INFOW)lpBuffer;
2273                     DWORD strLen;
2274
2275                     memset(info,0,sizeof(INTERNET_CERTIFICATE_INFOW));
2276                     info->ftExpiry = context->pCertInfo->NotAfter;
2277                     info->ftStart = context->pCertInfo->NotBefore;
2278                     if (bIsUnicode)
2279                     {
2280                         strLen = CertNameToStrW(context->dwCertEncodingType,
2281                          &context->pCertInfo->Subject, CERT_SIMPLE_NAME_STR,
2282                          NULL, 0);
2283                         info->lpszSubjectInfo = LocalAlloc(0,
2284                          strLen * sizeof(WCHAR));
2285                         if (info->lpszSubjectInfo)
2286                             CertNameToStrW(context->dwCertEncodingType,
2287                              &context->pCertInfo->Subject, CERT_SIMPLE_NAME_STR,
2288                              info->lpszSubjectInfo, strLen);
2289                         strLen = CertNameToStrW(context->dwCertEncodingType,
2290                          &context->pCertInfo->Issuer, CERT_SIMPLE_NAME_STR,
2291                          NULL, 0);
2292                         info->lpszIssuerInfo = LocalAlloc(0,
2293                          strLen * sizeof(WCHAR));
2294                         if (info->lpszIssuerInfo)
2295                             CertNameToStrW(context->dwCertEncodingType,
2296                              &context->pCertInfo->Issuer, CERT_SIMPLE_NAME_STR,
2297                              info->lpszIssuerInfo, strLen);
2298                     }
2299                     else
2300                     {
2301                         LPINTERNET_CERTIFICATE_INFOA infoA =
2302                          (LPINTERNET_CERTIFICATE_INFOA)info;
2303
2304                         strLen = CertNameToStrA(context->dwCertEncodingType,
2305                          &context->pCertInfo->Subject, CERT_SIMPLE_NAME_STR,
2306                          NULL, 0);
2307                         infoA->lpszSubjectInfo = LocalAlloc(0, strLen);
2308                         if (infoA->lpszSubjectInfo)
2309                             CertNameToStrA(context->dwCertEncodingType,
2310                              &context->pCertInfo->Subject, CERT_SIMPLE_NAME_STR,
2311                              infoA->lpszSubjectInfo, strLen);
2312                         strLen = CertNameToStrA(context->dwCertEncodingType,
2313                          &context->pCertInfo->Issuer, CERT_SIMPLE_NAME_STR,
2314                          NULL, 0);
2315                         infoA->lpszIssuerInfo = LocalAlloc(0, strLen);
2316                         if (infoA->lpszIssuerInfo)
2317                             CertNameToStrA(context->dwCertEncodingType,
2318                              &context->pCertInfo->Issuer, CERT_SIMPLE_NAME_STR,
2319                              infoA->lpszIssuerInfo, strLen);
2320                     }
2321                     /*
2322                      * Contrary to MSDN, these do not appear to be set.
2323                      * lpszProtocolName
2324                      * lpszSignatureAlgName
2325                      * lpszEncryptionAlgName
2326                      * dwKeySize
2327                      */
2328                     CertFreeCertificateContext(context);
2329                     bSuccess = TRUE;
2330                 }
2331             }
2332             break;
2333         case INTERNET_OPTION_VERSION:
2334         {
2335             TRACE("INTERNET_OPTION_VERSION\n");
2336             if (*lpdwBufferLength < sizeof(INTERNET_VERSION_INFO))
2337                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2338             else
2339             {
2340                 static const INTERNET_VERSION_INFO info = { 6, 0 };
2341                 memcpy(lpBuffer, &info, sizeof(info));
2342                 *lpdwBufferLength = sizeof(info);
2343                 bSuccess = TRUE;
2344             }
2345             break;
2346         }
2347         default:
2348             FIXME("Stub! %d\n", dwOption);
2349             break;
2350     }
2351     if (lpwhh)
2352         WININET_Release( lpwhh );
2353
2354     return bSuccess;
2355 }
2356
2357 /***********************************************************************
2358  *           InternetQueryOptionW (WININET.@)
2359  *
2360  * Queries an options on the specified handle
2361  *
2362  * RETURNS
2363  *    TRUE  on success
2364  *    FALSE on failure
2365  *
2366  */
2367 BOOL WINAPI InternetQueryOptionW(HINTERNET hInternet, DWORD dwOption,
2368                                  LPVOID lpBuffer, LPDWORD lpdwBufferLength)
2369 {
2370     return INET_QueryOptionHelper(TRUE, hInternet, dwOption, lpBuffer, lpdwBufferLength);
2371 }
2372
2373 /***********************************************************************
2374  *           InternetQueryOptionA (WININET.@)
2375  *
2376  * Queries an options on the specified handle
2377  *
2378  * RETURNS
2379  *    TRUE  on success
2380  *    FALSE on failure
2381  *
2382  */
2383 BOOL WINAPI InternetQueryOptionA(HINTERNET hInternet, DWORD dwOption,
2384                                  LPVOID lpBuffer, LPDWORD lpdwBufferLength)
2385 {
2386     return INET_QueryOptionHelper(FALSE, hInternet, dwOption, lpBuffer, lpdwBufferLength);
2387 }
2388
2389
2390 /***********************************************************************
2391  *           InternetSetOptionW (WININET.@)
2392  *
2393  * Sets an options on the specified handle
2394  *
2395  * RETURNS
2396  *    TRUE  on success
2397  *    FALSE on failure
2398  *
2399  */
2400 BOOL WINAPI InternetSetOptionW(HINTERNET hInternet, DWORD dwOption,
2401                            LPVOID lpBuffer, DWORD dwBufferLength)
2402 {
2403     LPWININETHANDLEHEADER lpwhh;
2404     BOOL ret = TRUE;
2405
2406     TRACE("0x%08x\n", dwOption);
2407
2408     lpwhh = (LPWININETHANDLEHEADER) WININET_GetObject( hInternet );
2409     if( !lpwhh )
2410         return FALSE;
2411
2412     switch (dwOption)
2413     {
2414     case INTERNET_OPTION_CALLBACK:
2415       {
2416         INTERNET_STATUS_CALLBACK callback = *(INTERNET_STATUS_CALLBACK *)lpBuffer;
2417         ret = (set_status_callback(lpwhh, callback, TRUE) != INTERNET_INVALID_STATUS_CALLBACK);
2418         break;
2419       }
2420     case INTERNET_OPTION_HTTP_VERSION:
2421       {
2422         HTTP_VERSION_INFO* pVersion=(HTTP_VERSION_INFO*)lpBuffer;
2423         FIXME("Option INTERNET_OPTION_HTTP_VERSION(%d,%d): STUB\n",pVersion->dwMajorVersion,pVersion->dwMinorVersion);
2424       }
2425       break;
2426     case INTERNET_OPTION_ERROR_MASK:
2427       {
2428         unsigned long flags=*(unsigned long*)lpBuffer;
2429         FIXME("Option INTERNET_OPTION_ERROR_MASK(%ld): STUB\n",flags);
2430       }
2431       break;
2432     case INTERNET_OPTION_CODEPAGE:
2433       {
2434         unsigned long codepage=*(unsigned long*)lpBuffer;
2435         FIXME("Option INTERNET_OPTION_CODEPAGE (%ld): STUB\n",codepage);
2436       }
2437       break;
2438     case INTERNET_OPTION_REQUEST_PRIORITY:
2439       {
2440         unsigned long priority=*(unsigned long*)lpBuffer;
2441         FIXME("Option INTERNET_OPTION_REQUEST_PRIORITY (%ld): STUB\n",priority);
2442       }
2443       break;
2444     case INTERNET_OPTION_CONNECT_TIMEOUT:
2445       {
2446         unsigned long connecttimeout=*(unsigned long*)lpBuffer;
2447         FIXME("Option INTERNET_OPTION_CONNECT_TIMEOUT (%ld): STUB\n",connecttimeout);
2448       }
2449       break;
2450     case INTERNET_OPTION_DATA_RECEIVE_TIMEOUT:
2451       {
2452         unsigned long receivetimeout=*(unsigned long*)lpBuffer;
2453         FIXME("Option INTERNET_OPTION_DATA_RECEIVE_TIMEOUT (%ld): STUB\n",receivetimeout);
2454       }
2455       break;
2456     case INTERNET_OPTION_MAX_CONNS_PER_SERVER:
2457       {
2458         unsigned long conns=*(unsigned long*)lpBuffer;
2459         FIXME("Option INTERNET_OPTION_MAX_CONNS_PER_SERVER (%ld): STUB\n",conns);
2460       }
2461       break;
2462     case INTERNET_OPTION_MAX_CONNS_PER_1_0_SERVER:
2463       {
2464         unsigned long conns=*(unsigned long*)lpBuffer;
2465         FIXME("Option INTERNET_OPTION_MAX_CONNS_PER_1_0_SERVER (%ld): STUB\n",conns);
2466       }
2467       break;
2468     case INTERNET_OPTION_RESET_URLCACHE_SESSION:
2469         FIXME("Option INTERNET_OPTION_RESET_URLCACHE_SESSION: STUB\n");
2470         break;
2471     case INTERNET_OPTION_END_BROWSER_SESSION:
2472         FIXME("Option INTERNET_OPTION_END_BROWSER_SESSION: STUB\n");
2473         break;
2474     case INTERNET_OPTION_CONNECTED_STATE:
2475         FIXME("Option INTERNET_OPTION_CONNECTED_STATE: STUB\n");
2476         break;
2477     case INTERNET_OPTION_DISABLE_PASSPORT_AUTH:
2478         TRACE("Option INTERNET_OPTION_DISABLE_PASSPORT_AUTH: harmless stub, since not enabled\n");
2479         break;
2480     case INTERNET_OPTION_SEND_TIMEOUT:
2481     case INTERNET_OPTION_RECEIVE_TIMEOUT:
2482         TRACE("INTERNET_OPTION_SEND/RECEIVE_TIMEOUT\n");
2483         if (dwBufferLength == sizeof(DWORD))
2484         {
2485             if (lpwhh->htype == WH_HHTTPREQ)
2486                 ret = NETCON_set_timeout(
2487                     &((LPWININETHTTPREQW)lpwhh)->netConnection,
2488                     dwOption == INTERNET_OPTION_SEND_TIMEOUT,
2489                     *(DWORD *)lpBuffer);
2490             else
2491             {
2492                 FIXME("INTERNET_OPTION_SEND/RECEIVE_TIMEOUT not supported on protocol %d\n",
2493                       lpwhh->htype);
2494             }
2495         }
2496         else
2497         {
2498             INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
2499             ret = FALSE;
2500         }
2501         break;
2502     case INTERNET_OPTION_CONNECT_RETRIES:
2503         FIXME("Option INTERNET_OPTION_CONNECT_RETRIES: STUB\n");
2504         break;
2505     case INTERNET_OPTION_CONTEXT_VALUE:
2506          FIXME("Option INTERNET_OPTION_CONTEXT_VALUE; STUB\n");
2507          break;
2508     case INTERNET_OPTION_SECURITY_FLAGS:
2509          FIXME("Option INTERNET_OPTION_SECURITY_FLAGS; STUB\n");
2510          break;
2511     default:
2512         FIXME("Option %d STUB\n",dwOption);
2513         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
2514         ret = FALSE;
2515         break;
2516     }
2517     WININET_Release( lpwhh );
2518
2519     return ret;
2520 }
2521
2522
2523 /***********************************************************************
2524  *           InternetSetOptionA (WININET.@)
2525  *
2526  * Sets an options on the specified handle.
2527  *
2528  * RETURNS
2529  *    TRUE  on success
2530  *    FALSE on failure
2531  *
2532  */
2533 BOOL WINAPI InternetSetOptionA(HINTERNET hInternet, DWORD dwOption,
2534                            LPVOID lpBuffer, DWORD dwBufferLength)
2535 {
2536     LPVOID wbuffer;
2537     DWORD wlen;
2538     BOOL r;
2539
2540     switch( dwOption )
2541     {
2542     case INTERNET_OPTION_CALLBACK:
2543         {
2544         LPWININETHANDLEHEADER lpwh;
2545         INTERNET_STATUS_CALLBACK callback = *(INTERNET_STATUS_CALLBACK *)lpBuffer;
2546
2547         if (!(lpwh = (LPWININETHANDLEHEADER)WININET_GetObject(hInternet))) return FALSE;
2548         r = (set_status_callback(lpwh, callback, FALSE) != INTERNET_INVALID_STATUS_CALLBACK);
2549         WININET_Release(lpwh);
2550         return r;
2551         }
2552     case INTERNET_OPTION_PROXY:
2553         {
2554         LPINTERNET_PROXY_INFOA pi = (LPINTERNET_PROXY_INFOA) lpBuffer;
2555         LPINTERNET_PROXY_INFOW piw;
2556         DWORD proxlen, prbylen;
2557         LPWSTR prox, prby;
2558
2559         proxlen = MultiByteToWideChar( CP_ACP, 0, pi->lpszProxy, -1, NULL, 0);
2560         prbylen= MultiByteToWideChar( CP_ACP, 0, pi->lpszProxyBypass, -1, NULL, 0);
2561         wlen = sizeof(*piw) + proxlen + prbylen;
2562         wbuffer = HeapAlloc( GetProcessHeap(), 0, wlen*sizeof(WCHAR) );
2563         piw = (LPINTERNET_PROXY_INFOW) wbuffer;
2564         piw->dwAccessType = pi->dwAccessType;
2565         prox = (LPWSTR) &piw[1];
2566         prby = &prox[proxlen+1];
2567         MultiByteToWideChar( CP_ACP, 0, pi->lpszProxy, -1, prox, proxlen);
2568         MultiByteToWideChar( CP_ACP, 0, pi->lpszProxyBypass, -1, prby, prbylen);
2569         piw->lpszProxy = prox;
2570         piw->lpszProxyBypass = prby;
2571         }
2572         break;
2573     case INTERNET_OPTION_USER_AGENT:
2574     case INTERNET_OPTION_USERNAME:
2575     case INTERNET_OPTION_PASSWORD:
2576         wlen = MultiByteToWideChar( CP_ACP, 0, lpBuffer, dwBufferLength,
2577                                    NULL, 0 );
2578         wbuffer = HeapAlloc( GetProcessHeap(), 0, wlen*sizeof(WCHAR) );
2579         MultiByteToWideChar( CP_ACP, 0, lpBuffer, dwBufferLength,
2580                                    wbuffer, wlen );
2581         break;
2582     default:
2583         wbuffer = lpBuffer;
2584         wlen = dwBufferLength;
2585     }
2586
2587     r = InternetSetOptionW(hInternet,dwOption, wbuffer, wlen);
2588
2589     if( lpBuffer != wbuffer )
2590         HeapFree( GetProcessHeap(), 0, wbuffer );
2591
2592     return r;
2593 }
2594
2595
2596 /***********************************************************************
2597  *           InternetSetOptionExA (WININET.@)
2598  */
2599 BOOL WINAPI InternetSetOptionExA(HINTERNET hInternet, DWORD dwOption,
2600                            LPVOID lpBuffer, DWORD dwBufferLength, DWORD dwFlags)
2601 {
2602     FIXME("Flags %08x ignored\n", dwFlags);
2603     return InternetSetOptionA( hInternet, dwOption, lpBuffer, dwBufferLength );
2604 }
2605
2606 /***********************************************************************
2607  *           InternetSetOptionExW (WININET.@)
2608  */
2609 BOOL WINAPI InternetSetOptionExW(HINTERNET hInternet, DWORD dwOption,
2610                            LPVOID lpBuffer, DWORD dwBufferLength, DWORD dwFlags)
2611 {
2612     FIXME("Flags %08x ignored\n", dwFlags);
2613     if( dwFlags & ~ISO_VALID_FLAGS )
2614     {
2615         INTERNET_SetLastError( ERROR_INVALID_PARAMETER );
2616         return FALSE;
2617     }
2618     return InternetSetOptionW( hInternet, dwOption, lpBuffer, dwBufferLength );
2619 }
2620
2621 static const WCHAR WININET_wkday[7][4] =
2622     { { 'S','u','n', 0 }, { 'M','o','n', 0 }, { 'T','u','e', 0 }, { 'W','e','d', 0 },
2623       { 'T','h','u', 0 }, { 'F','r','i', 0 }, { 'S','a','t', 0 } };
2624 static const WCHAR WININET_month[12][4] =
2625     { { 'J','a','n', 0 }, { 'F','e','b', 0 }, { 'M','a','r', 0 }, { 'A','p','r', 0 },
2626       { 'M','a','y', 0 }, { 'J','u','n', 0 }, { 'J','u','l', 0 }, { 'A','u','g', 0 },
2627       { 'S','e','p', 0 }, { 'O','c','t', 0 }, { 'N','o','v', 0 }, { 'D','e','c', 0 } };
2628
2629 /***********************************************************************
2630  *           InternetTimeFromSystemTimeA (WININET.@)
2631  */
2632 BOOL WINAPI InternetTimeFromSystemTimeA( const SYSTEMTIME* time, DWORD format, LPSTR string, DWORD size )
2633 {
2634     BOOL ret;
2635     WCHAR stringW[INTERNET_RFC1123_BUFSIZE];
2636
2637     TRACE( "%p 0x%08x %p 0x%08x\n", time, format, string, size );
2638
2639     ret = InternetTimeFromSystemTimeW( time, format, stringW, sizeof(stringW) );
2640     if (ret) WideCharToMultiByte( CP_ACP, 0, stringW, -1, string, size, NULL, NULL );
2641
2642     return ret;
2643 }
2644
2645 /***********************************************************************
2646  *           InternetTimeFromSystemTimeW (WININET.@)
2647  */
2648 BOOL WINAPI InternetTimeFromSystemTimeW( const SYSTEMTIME* time, DWORD format, LPWSTR string, DWORD size )
2649 {
2650     static const WCHAR date[] =
2651         { '%','s',',',' ','%','0','2','d',' ','%','s',' ','%','4','d',' ','%','0',
2652           '2','d',':','%','0','2','d',':','%','0','2','d',' ','G','M','T', 0 };
2653
2654     TRACE( "%p 0x%08x %p 0x%08x\n", time, format, string, size );
2655
2656     if (!time || !string) return FALSE;
2657
2658     if (format != INTERNET_RFC1123_FORMAT || size < INTERNET_RFC1123_BUFSIZE * sizeof(WCHAR))
2659         return FALSE;
2660
2661     sprintfW( string, date,
2662               WININET_wkday[time->wDayOfWeek],
2663               time->wDay,
2664               WININET_month[time->wMonth - 1],
2665               time->wYear,
2666               time->wHour,
2667               time->wMinute,
2668               time->wSecond );
2669
2670     return TRUE;
2671 }
2672
2673 /***********************************************************************
2674  *           InternetTimeToSystemTimeA (WININET.@)
2675  */
2676 BOOL WINAPI InternetTimeToSystemTimeA( LPCSTR string, SYSTEMTIME* time, DWORD reserved )
2677 {
2678     BOOL ret = FALSE;
2679     WCHAR *stringW;
2680     int len;
2681
2682     TRACE( "%s %p 0x%08x\n", debugstr_a(string), time, reserved );
2683
2684     len = MultiByteToWideChar( CP_ACP, 0, string, -1, NULL, 0 );
2685     stringW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
2686
2687     if (stringW)
2688     {
2689         MultiByteToWideChar( CP_ACP, 0, string, -1, stringW, len );
2690         ret = InternetTimeToSystemTimeW( stringW, time, reserved );
2691         HeapFree( GetProcessHeap(), 0, stringW );
2692     }
2693     return ret;
2694 }
2695
2696 /***********************************************************************
2697  *           InternetTimeToSystemTimeW (WININET.@)
2698  */
2699 BOOL WINAPI InternetTimeToSystemTimeW( LPCWSTR string, SYSTEMTIME* time, DWORD reserved )
2700 {
2701     unsigned int i;
2702     const WCHAR *s = string;
2703     WCHAR       *end;
2704
2705     TRACE( "%s %p 0x%08x\n", debugstr_w(string), time, reserved );
2706
2707     if (!string || !time) return FALSE;
2708
2709     /* Windows does this too */
2710     GetSystemTime( time );
2711
2712     /*  Convert an RFC1123 time such as 'Fri, 07 Jan 2005 12:06:35 GMT' into
2713      *  a SYSTEMTIME structure.
2714      */
2715
2716     while (*s && !isalphaW( *s )) s++;
2717     if (s[0] == '\0' || s[1] == '\0' || s[2] == '\0') return TRUE;
2718     time->wDayOfWeek = 7;
2719
2720     for (i = 0; i < 7; i++)
2721     {
2722         if (toupperW( WININET_wkday[i][0] ) == toupperW( s[0] ) &&
2723             toupperW( WININET_wkday[i][1] ) == toupperW( s[1] ) &&
2724             toupperW( WININET_wkday[i][2] ) == toupperW( s[2] ) )
2725         {
2726             time->wDayOfWeek = i;
2727             break;
2728         }
2729     }
2730
2731     if (time->wDayOfWeek > 6) return TRUE;
2732     while (*s && !isdigitW( *s )) s++;
2733     time->wDay = strtolW( s, &end, 10 );
2734     s = end;
2735
2736     while (*s && !isalphaW( *s )) s++;
2737     if (s[0] == '\0' || s[1] == '\0' || s[2] == '\0') return TRUE;
2738     time->wMonth = 0;
2739
2740     for (i = 0; i < 12; i++)
2741     {
2742         if (toupperW( WININET_month[i][0]) == toupperW( s[0] ) &&
2743             toupperW( WININET_month[i][1]) == toupperW( s[1] ) &&
2744             toupperW( WININET_month[i][2]) == toupperW( s[2] ) )
2745         {
2746             time->wMonth = i + 1;
2747             break;
2748         }
2749     }
2750     if (time->wMonth == 0) return TRUE;
2751
2752     while (*s && !isdigitW( *s )) s++;
2753     if (*s == '\0') return TRUE;
2754     time->wYear = strtolW( s, &end, 10 );
2755     s = end;
2756
2757     while (*s && !isdigitW( *s )) s++;
2758     if (*s == '\0') return TRUE;
2759     time->wHour = strtolW( s, &end, 10 );
2760     s = end;
2761
2762     while (*s && !isdigitW( *s )) s++;
2763     if (*s == '\0') return TRUE;
2764     time->wMinute = strtolW( s, &end, 10 );
2765     s = end;
2766
2767     while (*s && !isdigitW( *s )) s++;
2768     if (*s == '\0') return TRUE;
2769     time->wSecond = strtolW( s, &end, 10 );
2770     s = end;
2771
2772     time->wMilliseconds = 0;
2773     return TRUE;
2774 }
2775
2776 /***********************************************************************
2777  *      InternetCheckConnectionW (WININET.@)
2778  *
2779  * Pings a requested host to check internet connection
2780  *
2781  * RETURNS
2782  *   TRUE on success and FALSE on failure. If a failure then
2783  *   ERROR_NOT_CONNECTED is placed into GetLastError
2784  *
2785  */
2786 BOOL WINAPI InternetCheckConnectionW( LPCWSTR lpszUrl, DWORD dwFlags, DWORD dwReserved )
2787 {
2788 /*
2789  * this is a kludge which runs the resident ping program and reads the output.
2790  *
2791  * Anyone have a better idea?
2792  */
2793
2794   BOOL   rc = FALSE;
2795   static const CHAR ping[] = "ping -c 1 ";
2796   static const CHAR redirect[] = " >/dev/null 2>/dev/null";
2797   CHAR *command = NULL;
2798   WCHAR hostW[1024];
2799   DWORD len;
2800   INTERNET_PORT port;
2801   int status = -1;
2802
2803   FIXME("\n");
2804
2805   /*
2806    * Crack or set the Address
2807    */
2808   if (lpszUrl == NULL)
2809   {
2810      /*
2811       * According to the doc we are supposed to use the ip for the next
2812       * server in the WnInet internal server database. I have
2813       * no idea what that is or how to get it.
2814       *
2815       * So someone needs to implement this.
2816       */
2817      FIXME("Unimplemented with URL of NULL\n");
2818      return TRUE;
2819   }
2820   else
2821   {
2822      URL_COMPONENTSW components;
2823
2824      ZeroMemory(&components,sizeof(URL_COMPONENTSW));
2825      components.lpszHostName = (LPWSTR)&hostW;
2826      components.dwHostNameLength = 1024;
2827
2828      if (!InternetCrackUrlW(lpszUrl,0,0,&components))
2829        goto End;
2830
2831      TRACE("host name : %s\n",debugstr_w(components.lpszHostName));
2832      port = components.nPort;
2833      TRACE("port: %d\n", port);
2834   }
2835
2836   if (dwFlags & FLAG_ICC_FORCE_CONNECTION)
2837   {
2838       struct sockaddr_in sin;
2839       int fd;
2840
2841       if (!GetAddress(hostW, port, &sin))
2842           goto End;
2843       fd = socket(sin.sin_family, SOCK_STREAM, 0);
2844       if (fd != -1)
2845       {
2846           if (connect(fd, (struct sockaddr *)&sin, sizeof(sin)) == 0)
2847               rc = TRUE;
2848           close(fd);
2849       }
2850   }
2851   else
2852   {
2853       /*
2854        * Build our ping command
2855        */
2856       len = WideCharToMultiByte(CP_UNIXCP, 0, hostW, -1, NULL, 0, NULL, NULL);
2857       command = HeapAlloc( GetProcessHeap(), 0, strlen(ping)+len+strlen(redirect) );
2858       strcpy(command,ping);
2859       WideCharToMultiByte(CP_UNIXCP, 0, hostW, -1, command+strlen(ping), len, NULL, NULL);
2860       strcat(command,redirect);
2861
2862       TRACE("Ping command is : %s\n",command);
2863
2864       status = system(command);
2865
2866       TRACE("Ping returned a code of %i\n",status);
2867
2868       /* Ping return code of 0 indicates success */
2869       if (status == 0)
2870          rc = TRUE;
2871   }
2872
2873 End:
2874
2875   HeapFree( GetProcessHeap(), 0, command );
2876   if (rc == FALSE)
2877     INTERNET_SetLastError(ERROR_NOT_CONNECTED);
2878
2879   return rc;
2880 }
2881
2882
2883 /***********************************************************************
2884  *      InternetCheckConnectionA (WININET.@)
2885  *
2886  * Pings a requested host to check internet connection
2887  *
2888  * RETURNS
2889  *   TRUE on success and FALSE on failure. If a failure then
2890  *   ERROR_NOT_CONNECTED is placed into GetLastError
2891  *
2892  */
2893 BOOL WINAPI InternetCheckConnectionA(LPCSTR lpszUrl, DWORD dwFlags, DWORD dwReserved)
2894 {
2895     WCHAR *szUrl;
2896     INT len;
2897     BOOL rc;
2898
2899     len = MultiByteToWideChar(CP_ACP, 0, lpszUrl, -1, NULL, 0);
2900     if (!(szUrl = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR))))
2901         return FALSE;
2902     MultiByteToWideChar(CP_ACP, 0, lpszUrl, -1, szUrl, len);
2903     rc = InternetCheckConnectionW(szUrl, dwFlags, dwReserved);
2904     HeapFree(GetProcessHeap(), 0, szUrl);
2905
2906     return rc;
2907 }
2908
2909
2910 /**********************************************************
2911  *      INTERNET_InternetOpenUrlW (internal)
2912  *
2913  * Opens an URL
2914  *
2915  * RETURNS
2916  *   handle of connection or NULL on failure
2917  */
2918 HINTERNET WINAPI INTERNET_InternetOpenUrlW(LPWININETAPPINFOW hIC, LPCWSTR lpszUrl,
2919     LPCWSTR lpszHeaders, DWORD dwHeadersLength, DWORD dwFlags, DWORD_PTR dwContext)
2920 {
2921     URL_COMPONENTSW urlComponents;
2922     WCHAR protocol[32], hostName[MAXHOSTNAME], userName[1024];
2923     WCHAR password[1024], path[2048], extra[1024];
2924     HINTERNET client = NULL, client1 = NULL;
2925
2926     TRACE("(%p, %s, %s, %08x, %08x, %08lx)\n", hIC, debugstr_w(lpszUrl), debugstr_w(lpszHeaders),
2927           dwHeadersLength, dwFlags, dwContext);
2928
2929     urlComponents.dwStructSize = sizeof(URL_COMPONENTSW);
2930     urlComponents.lpszScheme = protocol;
2931     urlComponents.dwSchemeLength = 32;
2932     urlComponents.lpszHostName = hostName;
2933     urlComponents.dwHostNameLength = MAXHOSTNAME;
2934     urlComponents.lpszUserName = userName;
2935     urlComponents.dwUserNameLength = 1024;
2936     urlComponents.lpszPassword = password;
2937     urlComponents.dwPasswordLength = 1024;
2938     urlComponents.lpszUrlPath = path;
2939     urlComponents.dwUrlPathLength = 2048;
2940     urlComponents.lpszExtraInfo = extra;
2941     urlComponents.dwExtraInfoLength = 1024;
2942     if(!InternetCrackUrlW(lpszUrl, strlenW(lpszUrl), 0, &urlComponents))
2943         return NULL;
2944     switch(urlComponents.nScheme) {
2945     case INTERNET_SCHEME_FTP:
2946         if(urlComponents.nPort == 0)
2947             urlComponents.nPort = INTERNET_DEFAULT_FTP_PORT;
2948         client = FTP_Connect(hIC, hostName, urlComponents.nPort,
2949                              userName, password, dwFlags, dwContext, INET_OPENURL);
2950         if(client == NULL)
2951             break;
2952         client1 = FtpOpenFileW(client, path, GENERIC_READ, dwFlags, dwContext);
2953         if(client1 == NULL) {
2954             InternetCloseHandle(client);
2955             break;
2956         }
2957         break;
2958
2959     case INTERNET_SCHEME_HTTP:
2960     case INTERNET_SCHEME_HTTPS: {
2961         static const WCHAR szStars[] = { '*','/','*', 0 };
2962         LPCWSTR accept[2] = { szStars, NULL };
2963         if(urlComponents.nPort == 0) {
2964             if(urlComponents.nScheme == INTERNET_SCHEME_HTTP)
2965                 urlComponents.nPort = INTERNET_DEFAULT_HTTP_PORT;
2966             else
2967                 urlComponents.nPort = INTERNET_DEFAULT_HTTPS_PORT;
2968         }
2969         /* FIXME: should use pointers, not handles, as handles are not thread-safe */
2970         client = HTTP_Connect(hIC, hostName, urlComponents.nPort,
2971                               userName, password, dwFlags, dwContext, INET_OPENURL);
2972         if(client == NULL)
2973             break;
2974
2975         if (urlComponents.dwExtraInfoLength) {
2976                 WCHAR *path_extra;
2977                 DWORD len = urlComponents.dwUrlPathLength + urlComponents.dwExtraInfoLength + 1;
2978
2979                 if (!(path_extra = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR))))
2980                 {
2981                         InternetCloseHandle(client);
2982                         break;
2983                 }
2984                 strcpyW(path_extra, urlComponents.lpszUrlPath);
2985                 strcatW(path_extra, urlComponents.lpszExtraInfo);
2986                 client1 = HttpOpenRequestW(client, NULL, path_extra, NULL, NULL, accept, dwFlags, dwContext);
2987                 HeapFree(GetProcessHeap(), 0, path_extra);
2988         }
2989         else
2990                 client1 = HttpOpenRequestW(client, NULL, path, NULL, NULL, accept, dwFlags, dwContext);
2991
2992         if(client1 == NULL) {
2993             InternetCloseHandle(client);
2994             break;
2995         }
2996         HttpAddRequestHeadersW(client1, lpszHeaders, dwHeadersLength, HTTP_ADDREQ_FLAG_ADD);
2997         if (!HttpSendRequestW(client1, NULL, 0, NULL, 0) &&
2998             GetLastError() != ERROR_IO_PENDING) {
2999             InternetCloseHandle(client1);
3000             client1 = NULL;
3001             break;
3002         }
3003     }
3004     case INTERNET_SCHEME_GOPHER:
3005         /* gopher doesn't seem to be implemented in wine, but it's supposed
3006          * to be supported by InternetOpenUrlA. */
3007     default:
3008         INTERNET_SetLastError(ERROR_INTERNET_UNRECOGNIZED_SCHEME);
3009         break;
3010     }
3011
3012     TRACE(" %p <--\n", client1);
3013
3014     return client1;
3015 }
3016
3017 /**********************************************************
3018  *      InternetOpenUrlW (WININET.@)
3019  *
3020  * Opens an URL
3021  *
3022  * RETURNS
3023  *   handle of connection or NULL on failure
3024  */
3025 static void AsyncInternetOpenUrlProc(WORKREQUEST *workRequest)
3026 {
3027     struct WORKREQ_INTERNETOPENURLW const *req = &workRequest->u.InternetOpenUrlW;
3028     LPWININETAPPINFOW hIC = (LPWININETAPPINFOW) workRequest->hdr;
3029
3030     TRACE("%p\n", hIC);
3031
3032     INTERNET_InternetOpenUrlW(hIC, req->lpszUrl,
3033                               req->lpszHeaders, req->dwHeadersLength, req->dwFlags, req->dwContext);
3034     HeapFree(GetProcessHeap(), 0, req->lpszUrl);
3035     HeapFree(GetProcessHeap(), 0, req->lpszHeaders);
3036 }
3037
3038 HINTERNET WINAPI InternetOpenUrlW(HINTERNET hInternet, LPCWSTR lpszUrl,
3039     LPCWSTR lpszHeaders, DWORD dwHeadersLength, DWORD dwFlags, DWORD_PTR dwContext)
3040 {
3041     HINTERNET ret = NULL;
3042     LPWININETAPPINFOW hIC = NULL;
3043
3044     if (TRACE_ON(wininet)) {
3045         TRACE("(%p, %s, %s, %08x, %08x, %08lx)\n", hInternet, debugstr_w(lpszUrl), debugstr_w(lpszHeaders),
3046               dwHeadersLength, dwFlags, dwContext);
3047         TRACE("  flags :");
3048         dump_INTERNET_FLAGS(dwFlags);
3049     }
3050
3051     if (!lpszUrl)
3052     {
3053         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
3054         goto lend;
3055     }
3056
3057     hIC = (LPWININETAPPINFOW) WININET_GetObject( hInternet );
3058     if (NULL == hIC ||  hIC->hdr.htype != WH_HINIT) {
3059         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
3060         goto lend;
3061     }
3062
3063     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC) {
3064         WORKREQUEST workRequest;
3065         struct WORKREQ_INTERNETOPENURLW *req;
3066
3067         workRequest.asyncproc = AsyncInternetOpenUrlProc;
3068         workRequest.hdr = WININET_AddRef( &hIC->hdr );
3069         req = &workRequest.u.InternetOpenUrlW;
3070         req->lpszUrl = WININET_strdupW(lpszUrl);
3071         if (lpszHeaders)
3072             req->lpszHeaders = WININET_strdupW(lpszHeaders);
3073         else
3074             req->lpszHeaders = 0;
3075         req->dwHeadersLength = dwHeadersLength;
3076         req->dwFlags = dwFlags;
3077         req->dwContext = dwContext;
3078
3079         INTERNET_AsyncCall(&workRequest);
3080         /*
3081          * This is from windows.
3082          */
3083         INTERNET_SetLastError(ERROR_IO_PENDING);
3084     } else {
3085         ret = INTERNET_InternetOpenUrlW(hIC, lpszUrl, lpszHeaders, dwHeadersLength, dwFlags, dwContext);
3086     }
3087
3088   lend:
3089     if( hIC )
3090         WININET_Release( &hIC->hdr );
3091     TRACE(" %p <--\n", ret);
3092
3093     return ret;
3094 }
3095
3096 /**********************************************************
3097  *      InternetOpenUrlA (WININET.@)
3098  *
3099  * Opens an URL
3100  *
3101  * RETURNS
3102  *   handle of connection or NULL on failure
3103  */
3104 HINTERNET WINAPI InternetOpenUrlA(HINTERNET hInternet, LPCSTR lpszUrl,
3105     LPCSTR lpszHeaders, DWORD dwHeadersLength, DWORD dwFlags, DWORD_PTR dwContext)
3106 {
3107     HINTERNET rc = (HINTERNET)NULL;
3108
3109     INT lenUrl;
3110     INT lenHeaders = 0;
3111     LPWSTR szUrl = NULL;
3112     LPWSTR szHeaders = NULL;
3113
3114     TRACE("\n");
3115
3116     if(lpszUrl) {
3117         lenUrl = MultiByteToWideChar(CP_ACP, 0, lpszUrl, -1, NULL, 0 );
3118         szUrl = HeapAlloc(GetProcessHeap(), 0, lenUrl*sizeof(WCHAR));
3119         if(!szUrl)
3120             return (HINTERNET)NULL;
3121         MultiByteToWideChar(CP_ACP, 0, lpszUrl, -1, szUrl, lenUrl);
3122     }
3123
3124     if(lpszHeaders) {
3125         lenHeaders = MultiByteToWideChar(CP_ACP, 0, lpszHeaders, dwHeadersLength, NULL, 0 );
3126         szHeaders = HeapAlloc(GetProcessHeap(), 0, lenHeaders*sizeof(WCHAR));
3127         if(!szHeaders) {
3128             HeapFree(GetProcessHeap(), 0, szUrl);
3129             return (HINTERNET)NULL;
3130         }
3131         MultiByteToWideChar(CP_ACP, 0, lpszHeaders, dwHeadersLength, szHeaders, lenHeaders);
3132     }
3133
3134     rc = InternetOpenUrlW(hInternet, szUrl, szHeaders,
3135         lenHeaders, dwFlags, dwContext);
3136
3137     HeapFree(GetProcessHeap(), 0, szUrl);
3138     HeapFree(GetProcessHeap(), 0, szHeaders);
3139
3140     return rc;
3141 }
3142
3143
3144 static LPWITHREADERROR INTERNET_AllocThreadError(void)
3145 {
3146     LPWITHREADERROR lpwite = HeapAlloc(GetProcessHeap(), 0, sizeof(*lpwite));
3147
3148     if (lpwite)
3149     {
3150         lpwite->dwError = 0;
3151         lpwite->response[0] = '\0';
3152     }
3153
3154     if (!TlsSetValue(g_dwTlsErrIndex, lpwite))
3155     {
3156         HeapFree(GetProcessHeap(), 0, lpwite);
3157         return NULL;
3158     }
3159
3160     return lpwite;
3161 }
3162
3163
3164 /***********************************************************************
3165  *           INTERNET_SetLastError (internal)
3166  *
3167  * Set last thread specific error
3168  *
3169  * RETURNS
3170  *
3171  */
3172 void INTERNET_SetLastError(DWORD dwError)
3173 {
3174     LPWITHREADERROR lpwite = (LPWITHREADERROR)TlsGetValue(g_dwTlsErrIndex);
3175
3176     if (!lpwite)
3177         lpwite = INTERNET_AllocThreadError();
3178
3179     SetLastError(dwError);
3180     if(lpwite)
3181         lpwite->dwError = dwError;
3182 }
3183
3184
3185 /***********************************************************************
3186  *           INTERNET_GetLastError (internal)
3187  *
3188  * Get last thread specific error
3189  *
3190  * RETURNS
3191  *
3192  */
3193 DWORD INTERNET_GetLastError(void)
3194 {
3195     LPWITHREADERROR lpwite = (LPWITHREADERROR)TlsGetValue(g_dwTlsErrIndex);
3196     if (!lpwite) return 0;
3197     /* TlsGetValue clears last error, so set it again here */
3198     SetLastError(lpwite->dwError);
3199     return lpwite->dwError;
3200 }
3201
3202
3203 /***********************************************************************
3204  *           INTERNET_WorkerThreadFunc (internal)
3205  *
3206  * Worker thread execution function
3207  *
3208  * RETURNS
3209  *
3210  */
3211 static DWORD CALLBACK INTERNET_WorkerThreadFunc(LPVOID lpvParam)
3212 {
3213     LPWORKREQUEST lpRequest = lpvParam;
3214     WORKREQUEST workRequest;
3215
3216     TRACE("\n");
3217
3218     memcpy(&workRequest, lpRequest, sizeof(WORKREQUEST));
3219     HeapFree(GetProcessHeap(), 0, lpRequest);
3220
3221     workRequest.asyncproc(&workRequest);
3222
3223     WININET_Release( workRequest.hdr );
3224     return TRUE;
3225 }
3226
3227
3228 /***********************************************************************
3229  *           INTERNET_AsyncCall (internal)
3230  *
3231  * Retrieves work request from queue
3232  *
3233  * RETURNS
3234  *
3235  */
3236 BOOL INTERNET_AsyncCall(LPWORKREQUEST lpWorkRequest)
3237 {
3238     BOOL bSuccess;
3239     LPWORKREQUEST lpNewRequest;
3240
3241     TRACE("\n");
3242
3243     lpNewRequest = HeapAlloc(GetProcessHeap(), 0, sizeof(WORKREQUEST));
3244     if (!lpNewRequest)
3245         return FALSE;
3246
3247     memcpy(lpNewRequest, lpWorkRequest, sizeof(WORKREQUEST));
3248
3249     bSuccess = QueueUserWorkItem(INTERNET_WorkerThreadFunc, lpNewRequest, WT_EXECUTELONGFUNCTION);
3250     if (!bSuccess)
3251     {
3252         HeapFree(GetProcessHeap(), 0, lpNewRequest);
3253         INTERNET_SetLastError(ERROR_INTERNET_ASYNC_THREAD_FAILED);
3254     }
3255
3256     return bSuccess;
3257 }
3258
3259
3260 /***********************************************************************
3261  *          INTERNET_GetResponseBuffer  (internal)
3262  *
3263  * RETURNS
3264  *
3265  */
3266 LPSTR INTERNET_GetResponseBuffer(void)
3267 {
3268     LPWITHREADERROR lpwite = (LPWITHREADERROR)TlsGetValue(g_dwTlsErrIndex);
3269     if (!lpwite)
3270         lpwite = INTERNET_AllocThreadError();
3271     TRACE("\n");
3272     return lpwite->response;
3273 }
3274
3275 /***********************************************************************
3276  *           INTERNET_GetNextLine  (internal)
3277  *
3278  * Parse next line in directory string listing
3279  *
3280  * RETURNS
3281  *   Pointer to beginning of next line
3282  *   NULL on failure
3283  *
3284  */
3285
3286 LPSTR INTERNET_GetNextLine(INT nSocket, LPDWORD dwLen)
3287 {
3288     struct timeval tv;
3289     fd_set infd;
3290     BOOL bSuccess = FALSE;
3291     INT nRecv = 0;
3292     LPSTR lpszBuffer = INTERNET_GetResponseBuffer();
3293
3294     TRACE("\n");
3295
3296     FD_ZERO(&infd);
3297     FD_SET(nSocket, &infd);
3298     tv.tv_sec=RESPONSE_TIMEOUT;
3299     tv.tv_usec=0;
3300
3301     while (nRecv < MAX_REPLY_LEN)
3302     {
3303         if (select(nSocket+1,&infd,NULL,NULL,&tv) > 0)
3304         {
3305             if (recv(nSocket, &lpszBuffer[nRecv], 1, 0) <= 0)
3306             {
3307                 INTERNET_SetLastError(ERROR_FTP_TRANSFER_IN_PROGRESS);
3308                 goto lend;
3309             }
3310
3311             if (lpszBuffer[nRecv] == '\n')
3312             {
3313                 bSuccess = TRUE;
3314                 break;
3315             }
3316             if (lpszBuffer[nRecv] != '\r')
3317                 nRecv++;
3318         }
3319         else
3320         {
3321             INTERNET_SetLastError(ERROR_INTERNET_TIMEOUT);
3322             goto lend;
3323         }
3324     }
3325
3326 lend:
3327     if (bSuccess)
3328     {
3329         lpszBuffer[nRecv] = '\0';
3330         *dwLen = nRecv - 1;
3331         TRACE(":%d %s\n", nRecv, lpszBuffer);
3332         return lpszBuffer;
3333     }
3334     else
3335     {
3336         return NULL;
3337     }
3338 }
3339
3340 /**********************************************************
3341  *      InternetQueryDataAvailable (WININET.@)
3342  *
3343  * Determines how much data is available to be read.
3344  *
3345  * RETURNS
3346  *   TRUE on success, FALSE if an error occurred. If
3347  *   INTERNET_FLAG_ASYNC was specified in InternetOpen, and
3348  *   no data is presently available, FALSE is returned with
3349  *   the last error ERROR_IO_PENDING; a callback with status
3350  *   INTERNET_STATUS_REQUEST_COMPLETE will be sent when more
3351  *   data is available.
3352  */
3353 void AsyncInternetQueryDataAvailableProc(WORKREQUEST *workRequest)
3354 {
3355     LPWININETHTTPREQW lpwhr;
3356     INTERNET_ASYNC_RESULT iar;
3357     char buffer[4048];
3358
3359     TRACE("INTERNETQUERYDATAAVAILABLE %p\n", workRequest->hdr);
3360
3361     switch (workRequest->hdr->htype)
3362     {
3363     case WH_HHTTPREQ:
3364         lpwhr = (LPWININETHTTPREQW)workRequest->hdr;
3365         iar.dwResult = NETCON_recv(&lpwhr->netConnection, buffer,
3366                                    min(sizeof(buffer),
3367                                        lpwhr->dwContentLength - lpwhr->dwContentRead),
3368                                    MSG_PEEK, (int *)&iar.dwError);
3369         INTERNET_SendCallback(workRequest->hdr, workRequest->hdr->dwContext,
3370                               INTERNET_STATUS_REQUEST_COMPLETE, &iar,
3371                               sizeof(INTERNET_ASYNC_RESULT));
3372         break;
3373
3374     default:
3375         FIXME("unsupported file type\n");
3376         break;
3377     }
3378 }
3379
3380 BOOL WINAPI InternetQueryDataAvailable( HINTERNET hFile,
3381                                 LPDWORD lpdwNumberOfBytesAvailble,
3382                                 DWORD dwFlags, DWORD_PTR dwContext)
3383 {
3384     LPWININETHTTPREQW lpwhr;
3385     BOOL retval = FALSE;
3386     char buffer[4048];
3387
3388     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hFile );
3389     if (NULL == lpwhr)
3390     {
3391         INTERNET_SetLastError(ERROR_NO_MORE_FILES);
3392         return FALSE;
3393     }
3394
3395     TRACE("-->  %p %i\n",lpwhr,lpwhr->hdr.htype);
3396
3397     switch (lpwhr->hdr.htype)
3398     {
3399     case WH_HHTTPREQ:
3400         retval = TRUE;
3401         if (NETCON_query_data_available(&lpwhr->netConnection,
3402                                         lpdwNumberOfBytesAvailble) &&
3403             !*lpdwNumberOfBytesAvailble)
3404         {
3405             /* Even if we are in async mode, we need to determine whether
3406              * there is actually more data available. We do this by trying
3407              * to peek only a single byte in async mode. */
3408             BOOL async = (lpwhr->lpHttpSession->lpAppInfo->hdr.dwFlags & INTERNET_FLAG_ASYNC);
3409             if (NETCON_recv(&lpwhr->netConnection, buffer,
3410                             min(async ? 1 : sizeof(buffer),
3411                                 lpwhr->dwContentLength - lpwhr->dwContentRead),
3412                             MSG_PEEK, (int *)lpdwNumberOfBytesAvailble) &&
3413                 async && *lpdwNumberOfBytesAvailble)
3414             {
3415                 WORKREQUEST workRequest;
3416
3417                 *lpdwNumberOfBytesAvailble = 0;
3418                 workRequest.asyncproc = AsyncInternetQueryDataAvailableProc;
3419                 workRequest.hdr = WININET_AddRef( &lpwhr->hdr );
3420
3421                 retval = INTERNET_AsyncCall(&workRequest);
3422                 if (!retval)
3423                 {
3424                     WININET_Release( &lpwhr->hdr );
3425                 }
3426                 else
3427                 {
3428                     INTERNET_SetLastError(ERROR_IO_PENDING);
3429                     retval = FALSE;
3430                 }
3431             }
3432         }
3433         break;
3434
3435     default:
3436         FIXME("unsupported file type\n");
3437         break;
3438     }
3439     WININET_Release( &lpwhr->hdr );
3440
3441     TRACE("<-- %i\n",retval);
3442     return retval;
3443 }
3444
3445
3446 /***********************************************************************
3447  *      InternetLockRequestFile (WININET.@)
3448  */
3449 BOOL WINAPI InternetLockRequestFile( HINTERNET hInternet, HANDLE
3450 *lphLockReqHandle)
3451 {
3452     FIXME("STUB\n");
3453     return FALSE;
3454 }
3455
3456 BOOL WINAPI InternetUnlockRequestFile( HANDLE hLockHandle)
3457 {
3458     FIXME("STUB\n");
3459     return FALSE;
3460 }
3461
3462
3463 /***********************************************************************
3464  *      InternetAutodial (WININET.@)
3465  *
3466  * On windows this function is supposed to dial the default internet
3467  * connection. We don't want to have Wine dial out to the internet so
3468  * we return TRUE by default. It might be nice to check if we are connected.
3469  *
3470  * RETURNS
3471  *   TRUE on success
3472  *   FALSE on failure
3473  *
3474  */
3475 BOOL WINAPI InternetAutodial(DWORD dwFlags, HWND hwndParent)
3476 {
3477     FIXME("STUB\n");
3478
3479     /* Tell that we are connected to the internet. */
3480     return TRUE;
3481 }
3482
3483 /***********************************************************************
3484  *      InternetAutodialHangup (WININET.@)
3485  *
3486  * Hangs up a connection made with InternetAutodial
3487  *
3488  * PARAM
3489  *    dwReserved
3490  * RETURNS
3491  *   TRUE on success
3492  *   FALSE on failure
3493  *
3494  */
3495 BOOL WINAPI InternetAutodialHangup(DWORD dwReserved)
3496 {
3497     FIXME("STUB\n");
3498
3499     /* we didn't dial, we don't disconnect */
3500     return TRUE;
3501 }
3502
3503 /***********************************************************************
3504  *      InternetCombineUrlA (WININET.@)
3505  *
3506  * Combine a base URL with a relative URL
3507  *
3508  * RETURNS
3509  *   TRUE on success
3510  *   FALSE on failure
3511  *
3512  */
3513
3514 BOOL WINAPI InternetCombineUrlA(LPCSTR lpszBaseUrl, LPCSTR lpszRelativeUrl,
3515                                 LPSTR lpszBuffer, LPDWORD lpdwBufferLength,
3516                                 DWORD dwFlags)
3517 {
3518     HRESULT hr=S_OK;
3519
3520     TRACE("(%s, %s, %p, %p, 0x%08x)\n", debugstr_a(lpszBaseUrl), debugstr_a(lpszRelativeUrl), lpszBuffer, lpdwBufferLength, dwFlags);
3521
3522     /* Flip this bit to correspond to URL_ESCAPE_UNSAFE */
3523     dwFlags ^= ICU_NO_ENCODE;
3524     hr=UrlCombineA(lpszBaseUrl,lpszRelativeUrl,lpszBuffer,lpdwBufferLength,dwFlags);
3525
3526     return (hr==S_OK);
3527 }
3528
3529 /***********************************************************************
3530  *      InternetCombineUrlW (WININET.@)
3531  *
3532  * Combine a base URL with a relative URL
3533  *
3534  * RETURNS
3535  *   TRUE on success
3536  *   FALSE on failure
3537  *
3538  */
3539
3540 BOOL WINAPI InternetCombineUrlW(LPCWSTR lpszBaseUrl, LPCWSTR lpszRelativeUrl,
3541                                 LPWSTR lpszBuffer, LPDWORD lpdwBufferLength,
3542                                 DWORD dwFlags)
3543 {
3544     HRESULT hr=S_OK;
3545
3546     TRACE("(%s, %s, %p, %p, 0x%08x)\n", debugstr_w(lpszBaseUrl), debugstr_w(lpszRelativeUrl), lpszBuffer, lpdwBufferLength, dwFlags);
3547
3548     /* Flip this bit to correspond to URL_ESCAPE_UNSAFE */
3549     dwFlags ^= ICU_NO_ENCODE;
3550     hr=UrlCombineW(lpszBaseUrl,lpszRelativeUrl,lpszBuffer,lpdwBufferLength,dwFlags);
3551
3552     return (hr==S_OK);
3553 }
3554
3555 /* max port num is 65535 => 5 digits */
3556 #define MAX_WORD_DIGITS 5
3557
3558 #define URL_GET_COMP_LENGTH(url, component) ((url)->dw##component##Length ? \
3559     (url)->dw##component##Length : strlenW((url)->lpsz##component))
3560 #define URL_GET_COMP_LENGTHA(url, component) ((url)->dw##component##Length ? \
3561     (url)->dw##component##Length : strlen((url)->lpsz##component))
3562
3563 static BOOL url_uses_default_port(INTERNET_SCHEME nScheme, INTERNET_PORT nPort)
3564 {
3565     if ((nScheme == INTERNET_SCHEME_HTTP) &&
3566         (nPort == INTERNET_DEFAULT_HTTP_PORT))
3567         return TRUE;
3568     if ((nScheme == INTERNET_SCHEME_HTTPS) &&
3569         (nPort == INTERNET_DEFAULT_HTTPS_PORT))
3570         return TRUE;
3571     if ((nScheme == INTERNET_SCHEME_FTP) &&
3572         (nPort == INTERNET_DEFAULT_FTP_PORT))
3573         return TRUE;
3574     if ((nScheme == INTERNET_SCHEME_GOPHER) &&
3575         (nPort == INTERNET_DEFAULT_GOPHER_PORT))
3576         return TRUE;
3577
3578     if (nPort == INTERNET_INVALID_PORT_NUMBER)
3579         return TRUE;
3580
3581     return FALSE;
3582 }
3583
3584 /* opaque urls do not fit into the standard url hierarchy and don't have
3585  * two following slashes */
3586 static inline BOOL scheme_is_opaque(INTERNET_SCHEME nScheme)
3587 {
3588     return (nScheme != INTERNET_SCHEME_FTP) &&
3589            (nScheme != INTERNET_SCHEME_GOPHER) &&
3590            (nScheme != INTERNET_SCHEME_HTTP) &&
3591            (nScheme != INTERNET_SCHEME_HTTPS) &&
3592            (nScheme != INTERNET_SCHEME_FILE);
3593 }
3594
3595 static LPCWSTR INTERNET_GetSchemeString(INTERNET_SCHEME scheme)
3596 {
3597     int index;
3598     if (scheme < INTERNET_SCHEME_FIRST)
3599         return NULL;
3600     index = scheme - INTERNET_SCHEME_FIRST;
3601     if (index >= sizeof(url_schemes)/sizeof(url_schemes[0]))
3602         return NULL;
3603     return (LPCWSTR)&url_schemes[index];
3604 }
3605
3606 /* we can calculate using ansi strings because we're just
3607  * calculating string length, not size
3608  */
3609 static BOOL calc_url_length(LPURL_COMPONENTSW lpUrlComponents,
3610                             LPDWORD lpdwUrlLength)
3611 {
3612     INTERNET_SCHEME nScheme;
3613
3614     *lpdwUrlLength = 0;
3615
3616     if (lpUrlComponents->lpszScheme)
3617     {
3618         DWORD dwLen = URL_GET_COMP_LENGTH(lpUrlComponents, Scheme);
3619         *lpdwUrlLength += dwLen;
3620         nScheme = GetInternetSchemeW(lpUrlComponents->lpszScheme, dwLen);
3621     }
3622     else
3623     {
3624         LPCWSTR scheme;
3625
3626         nScheme = lpUrlComponents->nScheme;
3627
3628         if (nScheme == INTERNET_SCHEME_DEFAULT)
3629             nScheme = INTERNET_SCHEME_HTTP;
3630         scheme = INTERNET_GetSchemeString(nScheme);
3631         *lpdwUrlLength += strlenW(scheme);
3632     }
3633
3634     (*lpdwUrlLength)++; /* ':' */
3635     if (!scheme_is_opaque(nScheme) || lpUrlComponents->lpszHostName)
3636         *lpdwUrlLength += strlen("//");
3637
3638     if (lpUrlComponents->lpszUserName)
3639     {
3640         *lpdwUrlLength += URL_GET_COMP_LENGTH(lpUrlComponents, UserName);
3641         *lpdwUrlLength += strlen("@");
3642     }
3643     else
3644     {
3645         if (lpUrlComponents->lpszPassword)
3646         {
3647             INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
3648             return FALSE;
3649         }
3650     }
3651
3652     if (lpUrlComponents->lpszPassword)
3653     {
3654         *lpdwUrlLength += strlen(":");
3655         *lpdwUrlLength += URL_GET_COMP_LENGTH(lpUrlComponents, Password);
3656     }
3657
3658     if (lpUrlComponents->lpszHostName)
3659     {
3660         *lpdwUrlLength += URL_GET_COMP_LENGTH(lpUrlComponents, HostName);
3661
3662         if (!url_uses_default_port(nScheme, lpUrlComponents->nPort))
3663         {
3664             char szPort[MAX_WORD_DIGITS+1];
3665
3666             sprintf(szPort, "%d", lpUrlComponents->nPort);
3667             *lpdwUrlLength += strlen(szPort);
3668             *lpdwUrlLength += strlen(":");
3669         }
3670
3671         if (lpUrlComponents->lpszUrlPath && *lpUrlComponents->lpszUrlPath != '/')
3672             (*lpdwUrlLength)++; /* '/' */
3673     }
3674
3675     if (lpUrlComponents->lpszUrlPath)
3676         *lpdwUrlLength += URL_GET_COMP_LENGTH(lpUrlComponents, UrlPath);
3677
3678     return TRUE;
3679 }
3680
3681 static void convert_urlcomp_atow(LPURL_COMPONENTSA lpUrlComponents, LPURL_COMPONENTSW urlCompW)
3682 {
3683     INT len;
3684
3685     ZeroMemory(urlCompW, sizeof(URL_COMPONENTSW));
3686
3687     urlCompW->dwStructSize = sizeof(URL_COMPONENTSW);
3688     urlCompW->dwSchemeLength = lpUrlComponents->dwSchemeLength;
3689     urlCompW->nScheme = lpUrlComponents->nScheme;
3690     urlCompW->dwHostNameLength = lpUrlComponents->dwHostNameLength;
3691     urlCompW->nPort = lpUrlComponents->nPort;
3692     urlCompW->dwUserNameLength = lpUrlComponents->dwUserNameLength;
3693     urlCompW->dwPasswordLength = lpUrlComponents->dwPasswordLength;
3694     urlCompW->dwUrlPathLength = lpUrlComponents->dwUrlPathLength;
3695     urlCompW->dwExtraInfoLength = lpUrlComponents->dwExtraInfoLength;
3696
3697     if (lpUrlComponents->lpszScheme)
3698     {
3699         len = URL_GET_COMP_LENGTHA(lpUrlComponents, Scheme) + 1;
3700         urlCompW->lpszScheme = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
3701         MultiByteToWideChar(CP_ACP, 0, lpUrlComponents->lpszScheme,
3702                             -1, urlCompW->lpszScheme, len);
3703     }
3704
3705     if (lpUrlComponents->lpszHostName)
3706     {
3707         len = URL_GET_COMP_LENGTHA(lpUrlComponents, HostName) + 1;
3708         urlCompW->lpszHostName = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
3709         MultiByteToWideChar(CP_ACP, 0, lpUrlComponents->lpszHostName,
3710                             -1, urlCompW->lpszHostName, len);
3711     }
3712
3713     if (lpUrlComponents->lpszUserName)
3714     {
3715         len = URL_GET_COMP_LENGTHA(lpUrlComponents, UserName) + 1;
3716         urlCompW->lpszUserName = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
3717         MultiByteToWideChar(CP_ACP, 0, lpUrlComponents->lpszUserName,
3718                             -1, urlCompW->lpszUserName, len);
3719     }
3720
3721     if (lpUrlComponents->lpszPassword)
3722     {
3723         len = URL_GET_COMP_LENGTHA(lpUrlComponents, Password) + 1;
3724         urlCompW->lpszPassword = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
3725         MultiByteToWideChar(CP_ACP, 0, lpUrlComponents->lpszPassword,
3726                             -1, urlCompW->lpszPassword, len);
3727     }
3728
3729     if (lpUrlComponents->lpszUrlPath)
3730     {
3731         len = URL_GET_COMP_LENGTHA(lpUrlComponents, UrlPath) + 1;
3732         urlCompW->lpszUrlPath = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
3733         MultiByteToWideChar(CP_ACP, 0, lpUrlComponents->lpszUrlPath,
3734                             -1, urlCompW->lpszUrlPath, len);
3735     }
3736
3737     if (lpUrlComponents->lpszExtraInfo)
3738     {
3739         len = URL_GET_COMP_LENGTHA(lpUrlComponents, ExtraInfo) + 1;
3740         urlCompW->lpszExtraInfo = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
3741         MultiByteToWideChar(CP_ACP, 0, lpUrlComponents->lpszExtraInfo,
3742                             -1, urlCompW->lpszExtraInfo, len);
3743     }
3744 }
3745
3746 /***********************************************************************
3747  *      InternetCreateUrlA (WININET.@)
3748  *
3749  * See InternetCreateUrlW.
3750  */
3751 BOOL WINAPI InternetCreateUrlA(LPURL_COMPONENTSA lpUrlComponents, DWORD dwFlags,
3752                                LPSTR lpszUrl, LPDWORD lpdwUrlLength)
3753 {
3754     BOOL ret;
3755     LPWSTR urlW = NULL;
3756     URL_COMPONENTSW urlCompW;
3757
3758     TRACE("(%p,%d,%p,%p)\n", lpUrlComponents, dwFlags, lpszUrl, lpdwUrlLength);
3759
3760     if (!lpUrlComponents || lpUrlComponents->dwStructSize != sizeof(URL_COMPONENTSW) || !lpdwUrlLength)
3761     {
3762         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
3763         return FALSE;
3764     }
3765
3766     convert_urlcomp_atow(lpUrlComponents, &urlCompW);
3767
3768     if (lpszUrl)
3769         urlW = HeapAlloc(GetProcessHeap(), 0, *lpdwUrlLength * sizeof(WCHAR));
3770
3771     ret = InternetCreateUrlW(&urlCompW, dwFlags, urlW, lpdwUrlLength);
3772
3773     if (!ret && (GetLastError() == ERROR_INSUFFICIENT_BUFFER))
3774         *lpdwUrlLength /= sizeof(WCHAR);
3775
3776     /* on success, lpdwUrlLength points to the size of urlW in WCHARS
3777     * minus one, so add one to leave room for NULL terminator
3778     */
3779     if (ret)
3780         WideCharToMultiByte(CP_ACP, 0, urlW, -1, lpszUrl, *lpdwUrlLength + 1, NULL, NULL);
3781
3782     HeapFree(GetProcessHeap(), 0, urlCompW.lpszScheme);
3783     HeapFree(GetProcessHeap(), 0, urlCompW.lpszHostName);
3784     HeapFree(GetProcessHeap(), 0, urlCompW.lpszUserName);
3785     HeapFree(GetProcessHeap(), 0, urlCompW.lpszPassword);
3786     HeapFree(GetProcessHeap(), 0, urlCompW.lpszUrlPath);
3787     HeapFree(GetProcessHeap(), 0, urlCompW.lpszExtraInfo);
3788     HeapFree(GetProcessHeap(), 0, urlW);
3789
3790     return ret;
3791 }
3792
3793 /***********************************************************************
3794  *      InternetCreateUrlW (WININET.@)
3795  *
3796  * Creates a URL from its component parts.
3797  *
3798  * PARAMS
3799  *  lpUrlComponents [I] URL Components.
3800  *  dwFlags         [I] Flags. See notes.
3801  *  lpszUrl         [I] Buffer in which to store the created URL.
3802  *  lpdwUrlLength   [I/O] On input, the length of the buffer pointed to by
3803  *                        lpszUrl in characters. On output, the number of bytes
3804  *                        required to store the URL including terminator.
3805  *
3806  * NOTES
3807  *
3808  * The dwFlags parameter can be zero or more of the following:
3809  *|ICU_ESCAPE - Generates escape sequences for unsafe characters in the path and extra info of the URL.
3810  *
3811  * RETURNS
3812  *   TRUE on success
3813  *   FALSE on failure
3814  *
3815  */
3816 BOOL WINAPI InternetCreateUrlW(LPURL_COMPONENTSW lpUrlComponents, DWORD dwFlags,
3817                                LPWSTR lpszUrl, LPDWORD lpdwUrlLength)
3818 {
3819     DWORD dwLen;
3820     INTERNET_SCHEME nScheme;
3821
3822     static const WCHAR slashSlashW[] = {'/','/'};
3823     static const WCHAR percentD[] = {'%','d',0};
3824
3825     TRACE("(%p,%d,%p,%p)\n", lpUrlComponents, dwFlags, lpszUrl, lpdwUrlLength);
3826
3827     if (!lpUrlComponents || lpUrlComponents->dwStructSize != sizeof(URL_COMPONENTSW) || !lpdwUrlLength)
3828     {
3829         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
3830         return FALSE;
3831     }
3832
3833     if (!calc_url_length(lpUrlComponents, &dwLen))
3834         return FALSE;
3835
3836     if (!lpszUrl || *lpdwUrlLength < dwLen)
3837     {
3838         *lpdwUrlLength = (dwLen + 1) * sizeof(WCHAR);
3839         INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
3840         return FALSE;
3841     }
3842
3843     *lpdwUrlLength = dwLen;
3844     lpszUrl[0] = 0x00;
3845
3846     dwLen = 0;
3847
3848     if (lpUrlComponents->lpszScheme)
3849     {
3850         dwLen = URL_GET_COMP_LENGTH(lpUrlComponents, Scheme);
3851         memcpy(lpszUrl, lpUrlComponents->lpszScheme, dwLen * sizeof(WCHAR));
3852         lpszUrl += dwLen;
3853
3854         nScheme = GetInternetSchemeW(lpUrlComponents->lpszScheme, dwLen);
3855     }
3856     else
3857     {
3858         LPCWSTR scheme;
3859         nScheme = lpUrlComponents->nScheme;
3860
3861         if (nScheme == INTERNET_SCHEME_DEFAULT)
3862             nScheme = INTERNET_SCHEME_HTTP;
3863
3864         scheme = INTERNET_GetSchemeString(nScheme);
3865         dwLen = strlenW(scheme);
3866         memcpy(lpszUrl, scheme, dwLen * sizeof(WCHAR));
3867         lpszUrl += dwLen;
3868     }
3869
3870     /* all schemes are followed by at least a colon */
3871     *lpszUrl = ':';
3872     lpszUrl++;
3873
3874     if (!scheme_is_opaque(nScheme) || lpUrlComponents->lpszHostName)
3875     {
3876         memcpy(lpszUrl, slashSlashW, sizeof(slashSlashW));
3877         lpszUrl += sizeof(slashSlashW)/sizeof(slashSlashW[0]);
3878     }
3879
3880     if (lpUrlComponents->lpszUserName)
3881     {
3882         dwLen = URL_GET_COMP_LENGTH(lpUrlComponents, UserName);
3883         memcpy(lpszUrl, lpUrlComponents->lpszUserName, dwLen * sizeof(WCHAR));
3884         lpszUrl += dwLen;
3885
3886         if (lpUrlComponents->lpszPassword)
3887         {
3888             *lpszUrl = ':';
3889             lpszUrl++;
3890
3891             dwLen = URL_GET_COMP_LENGTH(lpUrlComponents, Password);
3892             memcpy(lpszUrl, lpUrlComponents->lpszPassword, dwLen * sizeof(WCHAR));
3893             lpszUrl += dwLen;
3894         }
3895
3896         *lpszUrl = '@';
3897         lpszUrl++;
3898     }
3899
3900     if (lpUrlComponents->lpszHostName)
3901     {
3902         dwLen = URL_GET_COMP_LENGTH(lpUrlComponents, HostName);
3903         memcpy(lpszUrl, lpUrlComponents->lpszHostName, dwLen * sizeof(WCHAR));
3904         lpszUrl += dwLen;
3905
3906         if (!url_uses_default_port(nScheme, lpUrlComponents->nPort))
3907         {
3908             WCHAR szPort[MAX_WORD_DIGITS+1];
3909
3910             sprintfW(szPort, percentD, lpUrlComponents->nPort);
3911             *lpszUrl = ':';
3912             lpszUrl++;
3913             dwLen = strlenW(szPort);
3914             memcpy(lpszUrl, szPort, dwLen * sizeof(WCHAR));
3915             lpszUrl += dwLen;
3916         }
3917
3918         /* add slash between hostname and path if necessary */
3919         if (lpUrlComponents->lpszUrlPath && *lpUrlComponents->lpszUrlPath != '/')
3920         {
3921             *lpszUrl = '/';
3922             lpszUrl++;
3923         }
3924     }
3925
3926
3927     if (lpUrlComponents->lpszUrlPath)
3928     {
3929         dwLen = URL_GET_COMP_LENGTH(lpUrlComponents, UrlPath);
3930         memcpy(lpszUrl, lpUrlComponents->lpszUrlPath, dwLen * sizeof(WCHAR));
3931         lpszUrl += dwLen;
3932     }
3933
3934     *lpszUrl = '\0';
3935
3936     return TRUE;
3937 }
3938
3939 /***********************************************************************
3940  *      InternetConfirmZoneCrossingA (WININET.@)
3941  *
3942  */
3943 DWORD WINAPI InternetConfirmZoneCrossingA( HWND hWnd, LPSTR szUrlPrev, LPSTR szUrlNew, BOOL bPost )
3944 {
3945     FIXME("(%p, %s, %s, %x) stub\n", hWnd, debugstr_a(szUrlPrev), debugstr_a(szUrlNew), bPost);
3946     return ERROR_SUCCESS;
3947 }
3948
3949 /***********************************************************************
3950  *      InternetConfirmZoneCrossingW (WININET.@)
3951  *
3952  */
3953 DWORD WINAPI InternetConfirmZoneCrossingW( HWND hWnd, LPWSTR szUrlPrev, LPWSTR szUrlNew, BOOL bPost )
3954 {
3955     FIXME("(%p, %s, %s, %x) stub\n", hWnd, debugstr_w(szUrlPrev), debugstr_w(szUrlNew), bPost);
3956     return ERROR_SUCCESS;
3957 }
3958
3959 DWORD WINAPI InternetDialA( HWND hwndParent, LPSTR lpszConnectoid, DWORD dwFlags,
3960                             DWORD_PTR* lpdwConnection, DWORD dwReserved )
3961 {
3962     FIXME("(%p, %p, 0x%08x, %p, 0x%08x) stub\n", hwndParent, lpszConnectoid, dwFlags,
3963           lpdwConnection, dwReserved);
3964     return ERROR_SUCCESS;
3965 }
3966
3967 DWORD WINAPI InternetDialW( HWND hwndParent, LPWSTR lpszConnectoid, DWORD dwFlags,
3968                             DWORD_PTR* lpdwConnection, DWORD dwReserved )
3969 {
3970     FIXME("(%p, %p, 0x%08x, %p, 0x%08x) stub\n", hwndParent, lpszConnectoid, dwFlags,
3971           lpdwConnection, dwReserved);
3972     return ERROR_SUCCESS;
3973 }
3974
3975 BOOL WINAPI InternetGoOnlineA( LPSTR lpszURL, HWND hwndParent, DWORD dwReserved )
3976 {
3977     FIXME("(%s, %p, 0x%08x) stub\n", debugstr_a(lpszURL), hwndParent, dwReserved);
3978     return TRUE;
3979 }
3980
3981 BOOL WINAPI InternetGoOnlineW( LPWSTR lpszURL, HWND hwndParent, DWORD dwReserved )
3982 {
3983     FIXME("(%s, %p, 0x%08x) stub\n", debugstr_w(lpszURL), hwndParent, dwReserved);
3984     return TRUE;
3985 }
3986
3987 DWORD WINAPI InternetHangUp( DWORD_PTR dwConnection, DWORD dwReserved )
3988 {
3989     FIXME("(0x%08lx, 0x%08x) stub\n", dwConnection, dwReserved);
3990     return ERROR_SUCCESS;
3991 }
3992
3993 BOOL WINAPI CreateMD5SSOHash( PWSTR pszChallengeInfo, PWSTR pwszRealm, PWSTR pwszTarget,
3994                               PBYTE pbHexHash )
3995 {
3996     FIXME("(%s, %s, %s, %p) stub\n", debugstr_w(pszChallengeInfo), debugstr_w(pwszRealm),
3997           debugstr_w(pwszTarget), pbHexHash);
3998     return FALSE;
3999 }
4000
4001 BOOL WINAPI ResumeSuspendedDownload( HINTERNET hInternet, DWORD dwError )
4002 {
4003     FIXME("(%p, 0x%08x) stub\n", hInternet, dwError);
4004     return FALSE;
4005 }
4006
4007 BOOL WINAPI InternetQueryFortezzaStatus(DWORD *a, DWORD_PTR b)
4008 {
4009     FIXME("(%p, %08lx) stub\n", a, b);
4010     return 0;
4011 }