dlls/wininet/http.c

   1 /*
   2  * Wininet - Http Implementation
   3  *
   4  * Copyright 1999 Corel Corporation
   5  * Copyright 2002 CodeWeavers Inc.
   6  * Copyright 2002 TransGaming Technologies Inc.
   7  *
   8  * Ulrich Czekalla
   9  * Aric Stewart
  10  * David Hammerton
  11  *
  12  * This library is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU Lesser General Public
  14  * License as published by the Free Software Foundation; either
  15  * version 2.1 of the License, or (at your option) any later version.
  16  *
  17  * This library is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20  * Lesser General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU Lesser General Public
  23  * License along with this library; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  25  */
  26
  27 #include "config.h"
  28
  29 #include <sys/types.h>
  30 #ifdef HAVE_SYS_SOCKET_H
  31 # include <sys/socket.h>
  32 #endif
  33 #include <stdarg.h>
  34 #include <stdio.h>
  35 #include <stdlib.h>
  36 #ifdef HAVE_UNISTD_H
  37 # include <unistd.h>
  38 #endif
  39 #include <errno.h>
  40 #include <string.h>
  41 #include <time.h>
  42
  43 #include "windef.h"
  44 #include "winbase.h"
  45 #include "wininet.h"
  46 #include "winreg.h"
  47 #include "winerror.h"
  48 #define NO_SHLWAPI_STREAM
  49 #include "shlwapi.h"
  50
  51 #include "internet.h"
  52 #include "wine/debug.h"
  53 #include "wine/unicode.h"
  54
  55 WINE_DEFAULT_DEBUG_CHANNEL(wininet);
  56
  57 #define HTTPHEADER " HTTP/1.0"
  58 #define HTTPHOSTHEADER "\r\nHost: "
  59 #define MAXHOSTNAME 100
  60 #define MAX_FIELD_VALUE_LEN 256
  61 #define MAX_FIELD_LEN 256
  62
  63
  64 #define HTTP_REFERER    "Referer"
  65 #define HTTP_ACCEPT     "Accept"
  66 #define HTTP_USERAGENT  "User-Agent"
  67
  68 #define HTTP_ADDHDR_FLAG_ADD                            0x20000000
  69 #define HTTP_ADDHDR_FLAG_ADD_IF_NEW                     0x10000000
  70 #define HTTP_ADDHDR_FLAG_COALESCE                       0x40000000
  71 #define HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA            0x40000000
  72 #define HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON        0x01000000
  73 #define HTTP_ADDHDR_FLAG_REPLACE                        0x80000000
  74 #define HTTP_ADDHDR_FLAG_REQ                            0x02000000
  75
  76
  77 BOOL HTTP_OpenConnection(LPWININETHTTPREQA lpwhr);
  78 int HTTP_WriteDataToStream(LPWININETHTTPREQA lpwhr,
  79         void *Buffer, int BytesToWrite);
  80 int HTTP_ReadDataFromStream(LPWININETHTTPREQA lpwhr,
  81         void *Buffer, int BytesToRead);
  82 BOOL HTTP_GetResponseHeaders(LPWININETHTTPREQA lpwhr);
  83 BOOL HTTP_ProcessHeader(LPWININETHTTPREQA lpwhr, LPCSTR field, LPCSTR value, DWORD dwModifier);
  84 void HTTP_CloseConnection(LPWININETHTTPREQA lpwhr);
  85 BOOL HTTP_InterpretHttpHeader(LPSTR buffer, LPSTR field, INT fieldlen, LPSTR value, INT valuelen);
  86 INT HTTP_GetStdHeaderIndex(LPCSTR lpszField);
  87 BOOL HTTP_InsertCustomHeader(LPWININETHTTPREQA lpwhr, LPHTTPHEADERA lpHdr);
  88 INT HTTP_GetCustomHeaderIndex(LPWININETHTTPREQA lpwhr, LPCSTR lpszField);
  89 BOOL HTTP_DeleteCustomHeader(LPWININETHTTPREQA lpwhr, INT index);
  90
  91 inline static LPSTR HTTP_strdup( LPCSTR str )
  92 {
  93     LPSTR ret = HeapAlloc( GetProcessHeap(), 0, strlen(str) + 1 );
  94     if (ret) strcpy( ret, str );
  95     return ret;
  96 }
  97
  98 /***********************************************************************
  99  *           HttpAddRequestHeadersA (WININET.@)
 100  *
 101  * Adds one or more HTTP header to the request handler
 102  *
 103  * RETURNS
 104  *    TRUE  on success
 105  *    FALSE on failure
 106  *
 107  */
 108 BOOL WINAPI HttpAddRequestHeadersA(HINTERNET hHttpRequest,
 109         LPCSTR lpszHeader, DWORD dwHeaderLength, DWORD dwModifier)
 110 {
 111     LPSTR lpszStart;
 112     LPSTR lpszEnd;
 113     LPSTR buffer;
 114     CHAR value[MAX_FIELD_VALUE_LEN], field[MAX_FIELD_LEN];
 115     BOOL bSuccess = FALSE;
 116     LPWININETHTTPREQA lpwhr = (LPWININETHTTPREQA) hHttpRequest;
 117
 118     TRACE("%p, %s, %li, %li\n", hHttpRequest, lpszHeader, dwHeaderLength,
 119           dwModifier);
 120
 121
 122     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
 123     {
 124         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 125         return FALSE;
 126     }
 127
 128     if (!lpszHeader)
 129       return TRUE;
 130
 131     TRACE("copying header: %s\n", lpszHeader);
 132     buffer = HTTP_strdup(lpszHeader);
 133     lpszStart = buffer;
 134
 135     do
 136     {
 137         lpszEnd = lpszStart;
 138
 139         while (*lpszEnd != '\0')
 140         {
 141             if (*lpszEnd == '\r' && *(lpszEnd + 1) == '\n')
 142                  break;
 143             lpszEnd++;
 144         }
 145
 146         if (*lpszEnd == '\0')
 147             break;
 148
 149         *lpszEnd = '\0';
 150
 151         TRACE("interpreting header %s\n", debugstr_a(lpszStart));
 152         if (HTTP_InterpretHttpHeader(lpszStart, field, MAX_FIELD_LEN, value, MAX_FIELD_VALUE_LEN))
 153             bSuccess = HTTP_ProcessHeader(lpwhr, field, value, dwModifier | HTTP_ADDHDR_FLAG_REQ);
 154
 155         lpszStart = lpszEnd + 2; /* Jump over \0\n */
 156
 157     } while (bSuccess);
 158
 159     HeapFree(GetProcessHeap(), 0, buffer);
 160     return bSuccess;
 161 }
 162
 163 /***********************************************************************
 164  *           HttpEndRequestA (WININET.@)
 165  *
 166  * Ends an HTTP request that was started by HttpSendRequestEx
 167  *
 168  * RETURNS
 169  *    TRUE      if successful
 170  *    FALSE     on failure
 171  *
 172  */
 173 BOOL WINAPI HttpEndRequestA(HINTERNET hRequest, LPINTERNET_BUFFERSA lpBuffersOut,
 174           DWORD dwFlags, DWORD dwContext)
 175 {
 176   FIXME("stub\n");
 177   return FALSE;
 178 }
 179
 180 /***********************************************************************
 181  *           HttpEndRequestW (WININET.@)
 182  *
 183  * Ends an HTTP request that was started by HttpSendRequestEx
 184  *
 185  * RETURNS
 186  *    TRUE      if successful
 187  *    FALSE     on failure
 188  *
 189  */
 190 BOOL WINAPI HttpEndRequestW(HINTERNET hRequest, LPINTERNET_BUFFERSW lpBuffersOut,
 191           DWORD dwFlags, DWORD dwContext)
 192 {
 193   FIXME("stub\n");
 194   return FALSE;
 195 }
 196
 197 /***********************************************************************
 198  *           HttpOpenRequestA (WININET.@)
 199  *
 200  * Open a HTTP request handle
 201  *
 202  * RETURNS
 203  *    HINTERNET  a HTTP request handle on success
 204  *    NULL       on failure
 205  *
 206  */
 207 HINTERNET WINAPI HttpOpenRequestA(HINTERNET hHttpSession,
 208         LPCSTR lpszVerb, LPCSTR lpszObjectName, LPCSTR lpszVersion,
 209         LPCSTR lpszReferrer , LPCSTR *lpszAcceptTypes,
 210         DWORD dwFlags, DWORD dwContext)
 211 {
 212     LPWININETHTTPSESSIONA lpwhs = (LPWININETHTTPSESSIONA) hHttpSession;
 213     LPWININETAPPINFOA hIC = NULL;
 214
 215     TRACE("(%p, %s, %s, %s, %s, %p, %08lx, %08lx)\n", hHttpSession,
 216           debugstr_a(lpszVerb), lpszObjectName,
 217           debugstr_a(lpszVersion), debugstr_a(lpszReferrer), lpszAcceptTypes,
 218           dwFlags, dwContext);
 219     if(lpszAcceptTypes!=NULL)
 220     {
 221         int i;
 222         for(i=0;lpszAcceptTypes[i]!=NULL;i++)
 223             TRACE("\taccept type: %s\n",lpszAcceptTypes[i]);
 224     }
 225
 226     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
 227     {
 228         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 229         return FALSE;
 230     }
 231     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
 232
 233     /*
 234      * My tests seem to show that the windows version does not
 235      * become asynchronous until after this point. And anyhow
 236      * if this call was asynchronous then how would you get the
 237      * necessary HINTERNET pointer returned by this function.
 238      *
 239      * I am leaving this here just in case I am wrong
 240      *
 241      * if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
 242      */
 243     if (0)
 244     {
 245         WORKREQUEST workRequest;
 246
 247         workRequest.asyncall = HTTPOPENREQUESTA;
 248         workRequest.HFTPSESSION = (DWORD)hHttpSession;
 249         workRequest.LPSZVERB = (DWORD)HTTP_strdup(lpszVerb);
 250         workRequest.LPSZOBJECTNAME = (DWORD)HTTP_strdup(lpszObjectName);
 251         if (lpszVersion)
 252             workRequest.LPSZVERSION = (DWORD)HTTP_strdup(lpszVersion);
 253         else
 254             workRequest.LPSZVERSION = 0;
 255         if (lpszReferrer)
 256             workRequest.LPSZREFERRER = (DWORD)HTTP_strdup(lpszReferrer);
 257         else
 258             workRequest.LPSZREFERRER = 0;
 259         workRequest.LPSZACCEPTTYPES = (DWORD)lpszAcceptTypes;
 260         workRequest.DWFLAGS = dwFlags;
 261         workRequest.DWCONTEXT = dwContext;
 262
 263         INTERNET_AsyncCall(&workRequest);
 264         TRACE ("returning NULL\n");
 265         return NULL;
 266     }
 267     else
 268     {
 269         HINTERNET rec = HTTP_HttpOpenRequestA(hHttpSession, lpszVerb, lpszObjectName,
 270                                               lpszVersion, lpszReferrer, lpszAcceptTypes,
 271                                               dwFlags, dwContext);
 272         TRACE("returning %p\n", rec);
 273         return rec;
 274     }
 275 }
 276
 277
 278 /***********************************************************************
 279  *           HttpOpenRequestW (WININET.@)
 280  *
 281  * Open a HTTP request handle
 282  *
 283  * RETURNS
 284  *    HINTERNET  a HTTP request handle on success
 285  *    NULL       on failure
 286  *
 287  * FIXME: This should be the other way around (A should call W)
 288  */
 289 HINTERNET WINAPI HttpOpenRequestW(HINTERNET hHttpSession,
 290         LPCWSTR lpszVerb, LPCWSTR lpszObjectName, LPCWSTR lpszVersion,
 291         LPCWSTR lpszReferrer , LPCWSTR *lpszAcceptTypes,
 292         DWORD dwFlags, DWORD dwContext)
 293 {
 294     CHAR *szVerb = NULL, *szObjectName = NULL;
 295     CHAR *szVersion = NULL, *szReferrer = NULL, **szAcceptTypes = NULL;
 296     INT len;
 297     INT acceptTypesCount;
 298     HINTERNET rc = FALSE;
 299     TRACE("(%p, %s, %s, %s, %s, %p, %08lx, %08lx)\n", hHttpSession,
 300           debugstr_w(lpszVerb), debugstr_w(lpszObjectName),
 301           debugstr_w(lpszVersion), debugstr_w(lpszReferrer), lpszAcceptTypes,
 302           dwFlags, dwContext);
 303
 304     if (lpszVerb)
 305     {
 306         len = WideCharToMultiByte(CP_ACP, 0, lpszVerb, -1, NULL, 0, NULL, NULL);
 307         szVerb = HeapAlloc(GetProcessHeap(), 0, len * sizeof(CHAR) );
 308         if ( !szVerb )
 309             goto end;
 310         WideCharToMultiByte(CP_ACP, 0, lpszVerb, -1, szVerb, len, NULL, NULL);
 311     }
 312
 313     if (lpszObjectName)
 314     {
 315         len = WideCharToMultiByte(CP_ACP, 0, lpszObjectName, -1, NULL, 0, NULL, NULL);
 316         szObjectName = HeapAlloc(GetProcessHeap(), 0, len * sizeof(CHAR) );
 317         if ( !szObjectName )
 318             goto end;
 319         WideCharToMultiByte(CP_ACP, 0, lpszObjectName, -1, szObjectName, len, NULL, NULL);
 320     }
 321
 322     if (lpszVersion)
 323     {
 324         len = WideCharToMultiByte(CP_ACP, 0, lpszVersion, -1, NULL, 0, NULL, NULL);
 325         szVersion = HeapAlloc(GetProcessHeap(), 0, len * sizeof(CHAR));
 326         if ( !szVersion )
 327             goto end;
 328         WideCharToMultiByte(CP_ACP, 0, lpszVersion, -1, szVersion, len, NULL, NULL);
 329     }
 330
 331     if (lpszReferrer)
 332     {
 333         len = WideCharToMultiByte(CP_ACP, 0, lpszReferrer, -1, NULL, 0, NULL, NULL);
 334         szReferrer = HeapAlloc(GetProcessHeap(), 0, len * sizeof(CHAR));
 335         if ( !szReferrer )
 336             goto end;
 337         WideCharToMultiByte(CP_ACP, 0, lpszReferrer, -1, szReferrer, len, NULL, NULL);
 338     }
 339
 340     acceptTypesCount = 0;
 341     if (lpszAcceptTypes)
 342     {
 343         while (lpszAcceptTypes[acceptTypesCount]) { acceptTypesCount++; } /* find out how many there are */
 344         szAcceptTypes = HeapAlloc(GetProcessHeap(), 0, sizeof(CHAR *) * acceptTypesCount);
 345         acceptTypesCount = 0;
 346         while (lpszAcceptTypes[acceptTypesCount])
 347         {
 348             len = WideCharToMultiByte(CP_ACP, 0, lpszAcceptTypes[acceptTypesCount],
 349                                 -1, NULL, 0, NULL, NULL);
 350             szAcceptTypes[acceptTypesCount] = HeapAlloc(GetProcessHeap(), 0, len * sizeof(CHAR));
 351             if (!szAcceptTypes[acceptTypesCount] )
 352                 goto end;
 353             WideCharToMultiByte(CP_ACP, 0, lpszAcceptTypes[acceptTypesCount],
 354                                 -1, szAcceptTypes[acceptTypesCount], len, NULL, NULL);
 355             acceptTypesCount++;
 356         }
 357     }
 358     else szAcceptTypes = 0;
 359
 360     rc = HttpOpenRequestA(hHttpSession, (LPCSTR)szVerb, (LPCSTR)szObjectName,
 361                           (LPCSTR)szVersion, (LPCSTR)szReferrer,
 362                           (LPCSTR *)szAcceptTypes, dwFlags, dwContext);
 363
 364 end:
 365     if (szAcceptTypes)
 366     {
 367         acceptTypesCount = 0;
 368         while (szAcceptTypes[acceptTypesCount])
 369         {
 370             HeapFree(GetProcessHeap(), 0, szAcceptTypes[acceptTypesCount]);
 371             acceptTypesCount++;
 372         }
 373         HeapFree(GetProcessHeap(), 0, szAcceptTypes);
 374     }
 375     if (szReferrer) HeapFree(GetProcessHeap(), 0, szReferrer);
 376     if (szVersion) HeapFree(GetProcessHeap(), 0, szVersion);
 377     if (szObjectName) HeapFree(GetProcessHeap(), 0, szObjectName);
 378     if (szVerb) HeapFree(GetProcessHeap(), 0, szVerb);
 379
 380     return rc;
 381 }
 382
 383 /***********************************************************************
 384  *  HTTP_Base64
 385  */
 386 static UINT HTTP_Base64( LPCSTR bin, LPSTR base64 )
 387 {
 388     UINT n = 0, x;
 389     static LPSTR HTTP_Base64Enc =
 390         "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
 391
 392     while( bin[0] )
 393     {
 394         /* first 6 bits, all from bin[0] */
 395         base64[n++] = HTTP_Base64Enc[(bin[0] & 0xfc) >> 2];
 396         x = (bin[0] & 3) << 4;
 397
 398         /* next 6 bits, 2 from bin[0] and 4 from bin[1] */
 399         if( !bin[1] )
 400         {
 401             base64[n++] = HTTP_Base64Enc[x];
 402             base64[n++] = '=';
 403             base64[n++] = '=';
 404             break;
 405         }
 406         base64[n++] = HTTP_Base64Enc[ x | ( (bin[1]&0xf0) >> 4 ) ];
 407         x = ( bin[1] & 0x0f ) << 2;
 408
 409         /* next 6 bits 4 from bin[1] and 2 from bin[2] */
 410         if( !bin[2] )
 411         {
 412             base64[n++] = HTTP_Base64Enc[x];
 413             base64[n++] = '=';
 414             break;
 415         }
 416         base64[n++] = HTTP_Base64Enc[ x | ( (bin[2]&0xc0 ) >> 6 ) ];
 417
 418         /* last 6 bits, all from bin [2] */
 419         base64[n++] = HTTP_Base64Enc[ bin[2] & 0x3f ];
 420         bin += 3;
 421     }
 422     base64[n] = 0;
 423     return n;
 424 }
 425
 426 /***********************************************************************
 427  *  HTTP_EncodeBasicAuth
 428  *
 429  *  Encode the basic authentication string for HTTP 1.1
 430  */
 431 static LPSTR HTTP_EncodeBasicAuth( LPCSTR username, LPCSTR password)
 432 {
 433     UINT len;
 434     LPSTR in, out, szBasic = "Basic ";
 435
 436     len = strlen( username ) + 1 + strlen ( password ) + 1;
 437     in = HeapAlloc( GetProcessHeap(), 0, len );
 438     if( !in )
 439         return NULL;
 440
 441     len = strlen(szBasic) +
 442           (strlen( username ) + 1 + strlen ( password ))*2 + 1 + 1;
 443     out = HeapAlloc( GetProcessHeap(), 0, len );
 444     if( out )
 445     {
 446         strcpy( in, username );
 447         strcat( in, ":" );
 448         strcat( in, password );
 449         strcpy( out, szBasic );
 450         HTTP_Base64( in, &out[strlen(out)] );
 451     }
 452     HeapFree( GetProcessHeap(), 0, in );
 453
 454     return out;
 455 }
 456
 457 /***********************************************************************
 458  *  HTTP_InsertProxyAuthorization
 459  *
 460  *   Insert the basic authorization field in the request header
 461  */
 462 BOOL HTTP_InsertProxyAuthorization( LPWININETHTTPREQA lpwhr,
 463                        LPCSTR username, LPCSTR password )
 464 {
 465     HTTPHEADERA hdr;
 466     INT index;
 467
 468     hdr.lpszField = "Proxy-Authorization";
 469     hdr.lpszValue = HTTP_EncodeBasicAuth( username, password );
 470     hdr.wFlags = HDR_ISREQUEST;
 471     hdr.wCount = 0;
 472     if( !hdr.lpszValue )
 473         return FALSE;
 474
 475     TRACE("Inserting %s = %s\n",
 476           debugstr_a( hdr.lpszField ), debugstr_a( hdr.lpszValue ) );
 477
 478     /* remove the old proxy authorization header */
 479     index = HTTP_GetCustomHeaderIndex( lpwhr, hdr.lpszField );
 480     if( index >=0 )
 481         HTTP_DeleteCustomHeader( lpwhr, index );
 482
 483     HTTP_InsertCustomHeader(lpwhr, &hdr);
 484     HeapFree( GetProcessHeap(), 0, hdr.lpszValue );
 485
 486     return TRUE;
 487 }
 488
 489 /***********************************************************************
 490  *           HTTP_DealWithProxy
 491  */
 492 static BOOL HTTP_DealWithProxy( LPWININETAPPINFOA hIC,
 493     LPWININETHTTPSESSIONA lpwhs, LPWININETHTTPREQA lpwhr)
 494 {
 495     char buf[MAXHOSTNAME];
 496     char proxy[MAXHOSTNAME + 15]; /* 15 == "http://" + sizeof(port#) + ":/\0" */
 497     char* url, *szNul = "";
 498     URL_COMPONENTSA UrlComponents;
 499
 500     memset( &UrlComponents, 0, sizeof UrlComponents );
 501     UrlComponents.dwStructSize = sizeof UrlComponents;
 502     UrlComponents.lpszHostName = buf;
 503     UrlComponents.dwHostNameLength = MAXHOSTNAME;
 504
 505     sprintf(proxy, "http://%s/", hIC->lpszProxy);
 506     if( !InternetCrackUrlA(proxy, 0, 0, &UrlComponents) )
 507         return FALSE;
 508     if( UrlComponents.dwHostNameLength == 0 )
 509         return FALSE;
 510
 511     if( !lpwhr->lpszPath )
 512         lpwhr->lpszPath = szNul;
 513     TRACE("server='%s' path='%s'\n",
 514           lpwhs->lpszServerName, lpwhr->lpszPath);
 515     /* for constant 15 see above */
 516     url = HeapAlloc(GetProcessHeap(), 0,
 517         strlen(lpwhs->lpszServerName) + strlen(lpwhr->lpszPath) + 15);
 518
 519     if(UrlComponents.nPort == INTERNET_INVALID_PORT_NUMBER)
 520         UrlComponents.nPort = INTERNET_DEFAULT_HTTP_PORT;
 521
 522     sprintf(url, "http://%s:%d", lpwhs->lpszServerName,
 523             lpwhs->nServerPort);
 524     if( lpwhr->lpszPath[0] != '/' )
 525         strcat( url, "/" );
 526     strcat(url, lpwhr->lpszPath);
 527     if(lpwhr->lpszPath != szNul)
 528         HeapFree(GetProcessHeap(), 0, lpwhr->lpszPath);
 529     lpwhr->lpszPath = url;
 530     /* FIXME: Do I have to free lpwhs->lpszServerName here ? */
 531     lpwhs->lpszServerName = HTTP_strdup(UrlComponents.lpszHostName);
 532     lpwhs->nServerPort = UrlComponents.nPort;
 533
 534     return TRUE;
 535 }
 536
 537 /***********************************************************************
 538  *           HTTP_HttpOpenRequestA (internal)
 539  *
 540  * Open a HTTP request handle
 541  *
 542  * RETURNS
 543  *    HINTERNET  a HTTP request handle on success
 544  *    NULL       on failure
 545  *
 546  */
 547 HINTERNET WINAPI HTTP_HttpOpenRequestA(HINTERNET hHttpSession,
 548         LPCSTR lpszVerb, LPCSTR lpszObjectName, LPCSTR lpszVersion,
 549         LPCSTR lpszReferrer , LPCSTR *lpszAcceptTypes,
 550         DWORD dwFlags, DWORD dwContext)
 551 {
 552     LPWININETHTTPSESSIONA lpwhs = (LPWININETHTTPSESSIONA) hHttpSession;
 553     LPWININETAPPINFOA hIC = NULL;
 554     LPWININETHTTPREQA lpwhr;
 555     LPSTR lpszCookies;
 556     LPSTR lpszUrl = NULL;
 557     DWORD nCookieSize;
 558
 559     TRACE("--> \n");
 560
 561     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
 562     {
 563         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 564         return FALSE;
 565     }
 566
 567     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
 568
 569     lpwhr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WININETHTTPREQA));
 570     if (NULL == lpwhr)
 571     {
 572         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
 573         return (HINTERNET) NULL;
 574     }
 575
 576     lpwhr->hdr.htype = WH_HHTTPREQ;
 577     lpwhr->hdr.lpwhparent = hHttpSession;
 578     lpwhr->hdr.dwFlags = dwFlags;
 579     lpwhr->hdr.dwContext = dwContext;
 580     NETCON_init(&lpwhr->netConnection, dwFlags & INTERNET_FLAG_SECURE);
 581
 582     if (NULL != lpszObjectName && strlen(lpszObjectName)) {
 583         DWORD needed = 0;
 584         HRESULT rc;
 585         rc = UrlEscapeA(lpszObjectName, NULL, &needed, URL_ESCAPE_SPACES_ONLY);
 586         if (rc != E_POINTER)
 587             needed = strlen(lpszObjectName)+1;
 588         lpwhr->lpszPath = HeapAlloc(GetProcessHeap(), 0, needed);
 589         rc = UrlEscapeA(lpszObjectName, lpwhr->lpszPath, &needed,
 590                    URL_ESCAPE_SPACES_ONLY);
 591         if (rc)
 592         {
 593             ERR("Unable to escape string!(%s) (%ld)\n",lpszObjectName,rc);
 594             strcpy(lpwhr->lpszPath,lpszObjectName);
 595         }
 596     }
 597
 598     if (NULL != lpszReferrer && strlen(lpszReferrer))
 599         HTTP_ProcessHeader(lpwhr, HTTP_REFERER, lpszReferrer, HTTP_ADDHDR_FLAG_COALESCE);
 600
 601     if(lpszAcceptTypes!=NULL)
 602     {
 603         int i;
 604         for(i=0;lpszAcceptTypes[i]!=NULL;i++)
 605             HTTP_ProcessHeader(lpwhr, HTTP_ACCEPT, lpszAcceptTypes[i], HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA|HTTP_ADDHDR_FLAG_REQ|HTTP_ADDHDR_FLAG_ADD_IF_NEW);
 606     }
 607
 608     if (NULL == lpszVerb)
 609         lpwhr->lpszVerb = HTTP_strdup("GET");
 610     else if (strlen(lpszVerb))
 611         lpwhr->lpszVerb = HTTP_strdup(lpszVerb);
 612
 613     if (NULL != lpszReferrer && strlen(lpszReferrer))
 614     {
 615         char buf[MAXHOSTNAME];
 616         URL_COMPONENTSA UrlComponents;
 617
 618         memset( &UrlComponents, 0, sizeof UrlComponents );
 619         UrlComponents.dwStructSize = sizeof UrlComponents;
 620         UrlComponents.lpszHostName = buf;
 621         UrlComponents.dwHostNameLength = MAXHOSTNAME;
 622
 623         InternetCrackUrlA(lpszReferrer, 0, 0, &UrlComponents);
 624         if (strlen(UrlComponents.lpszHostName))
 625             lpwhr->lpszHostName = HTTP_strdup(UrlComponents.lpszHostName);
 626     } else {
 627         lpwhr->lpszHostName = HTTP_strdup(lpwhs->lpszServerName);
 628     }
 629     if (NULL != hIC->lpszProxy && hIC->lpszProxy[0] != 0)
 630         HTTP_DealWithProxy( hIC, lpwhs, lpwhr );
 631
 632     if (hIC->lpszAgent)
 633     {
 634         char *agent_header = HeapAlloc(GetProcessHeap(), 0, strlen(hIC->lpszAgent) + 1 + 14);
 635         sprintf(agent_header, "User-Agent: %s\r\n", hIC->lpszAgent);
 636         HttpAddRequestHeadersA((HINTERNET)lpwhr, agent_header, strlen(agent_header),
 637                                HTTP_ADDREQ_FLAG_ADD);
 638         HeapFree(GetProcessHeap(), 0, agent_header);
 639     }
 640
 641     lpszUrl = HeapAlloc(GetProcessHeap(), 0, strlen(lpwhr->lpszHostName) + 1 + 7);
 642     sprintf(lpszUrl, "http://%s", lpwhr->lpszHostName);
 643     if (InternetGetCookieA(lpszUrl, NULL, NULL, &nCookieSize))
 644     {
 645         int cnt = 0;
 646
 647         lpszCookies = HeapAlloc(GetProcessHeap(), 0, nCookieSize + 1 + 8);
 648
 649         cnt += sprintf(lpszCookies, "Cookie: ");
 650         InternetGetCookieA(lpszUrl, NULL, lpszCookies + cnt, &nCookieSize);
 651         cnt += nCookieSize - 1;
 652         sprintf(lpszCookies + cnt, "\r\n");
 653
 654         HttpAddRequestHeadersA((HINTERNET)lpwhr, lpszCookies, strlen(lpszCookies),
 655                                HTTP_ADDREQ_FLAG_ADD);
 656         HeapFree(GetProcessHeap(), 0, lpszCookies);
 657     }
 658     HeapFree(GetProcessHeap(), 0, lpszUrl);
 659
 660
 661
 662     if (hIC->lpfnStatusCB)
 663     {
 664         INTERNET_ASYNC_RESULT iar;
 665
 666         iar.dwResult = (DWORD)lpwhr;
 667         iar.dwError = ERROR_SUCCESS;
 668
 669         SendAsyncCallback(hIC, hHttpSession, dwContext,
 670                       INTERNET_STATUS_HANDLE_CREATED, &iar,
 671                       sizeof(INTERNET_ASYNC_RESULT));
 672     }
 673
 674     /*
 675      * A STATUS_REQUEST_COMPLETE is NOT sent here as per my tests on windows
 676      */
 677
 678     /*
 679      * According to my tests. The name is not resolved until a request is Opened
 680      */
 681     SendAsyncCallback(hIC, hHttpSession, dwContext,
 682                       INTERNET_STATUS_RESOLVING_NAME,
 683                       lpwhs->lpszServerName,
 684                       strlen(lpwhs->lpszServerName)+1);
 685     if (!GetAddress(lpwhs->lpszServerName, lpwhs->nServerPort,
 686                     &lpwhs->phostent, &lpwhs->socketAddress))
 687     {
 688         INTERNET_SetLastError(ERROR_INTERNET_NAME_NOT_RESOLVED);
 689         return FALSE;
 690     }
 691
 692     SendAsyncCallback(hIC, hHttpSession, lpwhr->hdr.dwContext,
 693                       INTERNET_STATUS_NAME_RESOLVED,
 694                       &(lpwhs->socketAddress),
 695                       sizeof(struct sockaddr_in));
 696
 697     TRACE("<--\n");
 698     return (HINTERNET) lpwhr;
 699 }
 700
 701
 702 /***********************************************************************
 703  *           HttpQueryInfoA (WININET.@)
 704  *
 705  * Queries for information about an HTTP request
 706  *
 707  * RETURNS
 708  *    TRUE  on success
 709  *    FALSE on failure
 710  *
 711  */
 712 BOOL WINAPI HttpQueryInfoA(HINTERNET hHttpRequest, DWORD dwInfoLevel,
 713         LPVOID lpBuffer, LPDWORD lpdwBufferLength, LPDWORD lpdwIndex)
 714 {
 715     LPHTTPHEADERA lphttpHdr = NULL;
 716     BOOL bSuccess = FALSE;
 717     LPWININETHTTPREQA lpwhr = (LPWININETHTTPREQA) hHttpRequest;
 718
 719     TRACE("(0x%08lx)--> %ld\n", dwInfoLevel, dwInfoLevel);
 720
 721     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
 722     {
 723         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 724         return FALSE;
 725     }
 726
 727     /* Find requested header structure */
 728     if ((dwInfoLevel & ~HTTP_QUERY_MODIFIER_FLAGS_MASK) == HTTP_QUERY_CUSTOM)
 729     {
 730         INT index = HTTP_GetCustomHeaderIndex(lpwhr, (LPSTR)lpBuffer);
 731
 732         if (index < 0)
 733             goto lend;
 734
 735         lphttpHdr = &lpwhr->pCustHeaders[index];
 736     }
 737     else
 738     {
 739         INT index = dwInfoLevel & ~HTTP_QUERY_MODIFIER_FLAGS_MASK;
 740
 741         if (index == HTTP_QUERY_RAW_HEADERS_CRLF || index == HTTP_QUERY_RAW_HEADERS)
 742         {
 743             INT i, delim, size = 0, cnt = 0;
 744
 745             delim = index == HTTP_QUERY_RAW_HEADERS_CRLF ? 2 : 1;
 746
 747            /* Calculate length of custom reuqest headers */
 748            for (i = 0; i < lpwhr->nCustHeaders; i++)
 749            {
 750                if ((~lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST) && lpwhr->pCustHeaders[i].lpszField &&
 751                    lpwhr->pCustHeaders[i].lpszValue)
 752                {
 753                   size += strlen(lpwhr->pCustHeaders[i].lpszField) +
 754                        strlen(lpwhr->pCustHeaders[i].lpszValue) + delim + 2;
 755                }
 756            }
 757
 758            /* Calculate the length of stadard request headers */
 759            for (i = 0; i <= HTTP_QUERY_MAX; i++)
 760            {
 761               if ((~lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST) && lpwhr->StdHeaders[i].lpszField &&
 762                    lpwhr->StdHeaders[i].lpszValue)
 763               {
 764                  size += strlen(lpwhr->StdHeaders[i].lpszField) +
 765                     strlen(lpwhr->StdHeaders[i].lpszValue) + delim + 2;
 766               }
 767            }
 768            size += delim;
 769
 770            if (size + 1 > *lpdwBufferLength)
 771            {
 772               *lpdwBufferLength = size + 1;
 773               INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
 774               goto lend;
 775            }
 776
 777            /* Append standard request heades */
 778            for (i = 0; i <= HTTP_QUERY_MAX; i++)
 779            {
 780                if ((~lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST) &&
 781                                            lpwhr->StdHeaders[i].lpszField &&
 782                                            lpwhr->StdHeaders[i].lpszValue)
 783                {
 784                    cnt += sprintf((char*)lpBuffer + cnt, "%s: %s%s", lpwhr->StdHeaders[i].lpszField, lpwhr->StdHeaders[i].lpszValue,
 785                           index == HTTP_QUERY_RAW_HEADERS_CRLF ? "\r\n" : "\0");
 786                }
 787             }
 788
 789             /* Append custom request heades */
 790             for (i = 0; i < lpwhr->nCustHeaders; i++)
 791             {
 792                 if ((~lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST) &&
 793                                                 lpwhr->pCustHeaders[i].lpszField &&
 794                                                 lpwhr->pCustHeaders[i].lpszValue)
 795                 {
 796                    cnt += sprintf((char*)lpBuffer + cnt, "%s: %s%s",
 797                     lpwhr->pCustHeaders[i].lpszField, lpwhr->pCustHeaders[i].lpszValue,
 798                                         index == HTTP_QUERY_RAW_HEADERS_CRLF ? "\r\n" : "\0");
 799                 }
 800             }
 801
 802             strcpy((char*)lpBuffer + cnt, index == HTTP_QUERY_RAW_HEADERS_CRLF ? "\r\n" : "");
 803
 804            *lpdwBufferLength = cnt + delim;
 805            bSuccess = TRUE;
 806                 goto lend;
 807         }
 808         else if (index >= 0 && index <= HTTP_QUERY_MAX && lpwhr->StdHeaders[index].lpszValue)
 809         {
 810             lphttpHdr = &lpwhr->StdHeaders[index];
 811         }
 812         else
 813             goto lend;
 814     }
 815
 816     /* Ensure header satisifies requested attributes */
 817     if ((dwInfoLevel & HTTP_QUERY_FLAG_REQUEST_HEADERS) &&
 818             (~lphttpHdr->wFlags & HDR_ISREQUEST))
 819         goto lend;
 820
 821     /* coalesce value to reuqested type */
 822     if (dwInfoLevel & HTTP_QUERY_FLAG_NUMBER)
 823     {
 824        *(int *)lpBuffer = atoi(lphttpHdr->lpszValue);
 825            bSuccess = TRUE;
 826     }
 827     else if (dwInfoLevel & HTTP_QUERY_FLAG_SYSTEMTIME)
 828     {
 829         time_t tmpTime;
 830         struct tm tmpTM;
 831         SYSTEMTIME *STHook;
 832
 833         tmpTime = ConvertTimeString(lphttpHdr->lpszValue);
 834
 835         tmpTM = *gmtime(&tmpTime);
 836         STHook = (SYSTEMTIME *) lpBuffer;
 837         if(STHook==NULL)
 838             goto lend;
 839
 840             STHook->wDay = tmpTM.tm_mday;
 841             STHook->wHour = tmpTM.tm_hour;
 842             STHook->wMilliseconds = 0;
 843             STHook->wMinute = tmpTM.tm_min;
 844             STHook->wDayOfWeek = tmpTM.tm_wday;
 845             STHook->wMonth = tmpTM.tm_mon + 1;
 846             STHook->wSecond = tmpTM.tm_sec;
 847             STHook->wYear = tmpTM.tm_year;
 848
 849             bSuccess = TRUE;
 850     }
 851     else if (dwInfoLevel & HTTP_QUERY_FLAG_COALESCE)
 852     {
 853             if (*lpdwIndex >= lphttpHdr->wCount)
 854                 {
 855                 INTERNET_SetLastError(ERROR_HTTP_HEADER_NOT_FOUND);
 856                 }
 857             else
 858             {
 859             /* Copy strncpy(lpBuffer, lphttpHdr[*lpdwIndex], len); */
 860             (*lpdwIndex)++;
 861             }
 862     }
 863     else
 864     {
 865         INT len = strlen(lphttpHdr->lpszValue);
 866
 867         if (len + 1 > *lpdwBufferLength)
 868         {
 869             *lpdwBufferLength = len + 1;
 870             INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
 871             goto lend;
 872         }
 873
 874         strncpy(lpBuffer, lphttpHdr->lpszValue, len);
 875         ((char*)lpBuffer)[len]=0;
 876         *lpdwBufferLength = len;
 877         bSuccess = TRUE;
 878     }
 879
 880 lend:
 881     TRACE("%d <--\n", bSuccess);
 882     return bSuccess;
 883 }
 884
 885 /***********************************************************************
 886  *           HttpQueryInfoW (WININET.@)
 887  *
 888  * Queries for information about an HTTP request
 889  *
 890  * RETURNS
 891  *    TRUE  on success
 892  *    FALSE on failure
 893  *
 894  */
 895 BOOL WINAPI HttpQueryInfoW(HINTERNET hHttpRequest, DWORD dwInfoLevel,
 896         LPVOID lpBuffer, LPDWORD lpdwBufferLength, LPDWORD lpdwIndex)
 897 {
 898     BOOL result;
 899     DWORD charLen=*lpdwBufferLength;
 900     char* tempBuffer=HeapAlloc(GetProcessHeap(), 0, charLen);
 901     result=HttpQueryInfoA(hHttpRequest, dwInfoLevel, tempBuffer, &charLen, lpdwIndex);
 902     if((dwInfoLevel & HTTP_QUERY_FLAG_NUMBER) ||
 903        (dwInfoLevel & HTTP_QUERY_FLAG_SYSTEMTIME))
 904     {
 905         memcpy(lpBuffer,tempBuffer,charLen);
 906     }
 907     else
 908     {
 909         int nChars=MultiByteToWideChar(CP_ACP,0, tempBuffer,charLen,lpBuffer,*lpdwBufferLength);
 910         *lpdwBufferLength=nChars;
 911     }
 912     HeapFree(GetProcessHeap(), 0, tempBuffer);
 913     return result;
 914 }
 915
 916 /***********************************************************************
 917  *           HttpSendRequestExA (WININET.@)
 918  *
 919  * Sends the specified request to the HTTP server and allows chunked
 920  * transfers
 921  */
 922 BOOL WINAPI HttpSendRequestExA(HINTERNET hRequest,
 923                                LPINTERNET_BUFFERSA lpBuffersIn,
 924                                LPINTERNET_BUFFERSA lpBuffersOut,
 925                                DWORD dwFlags, DWORD dwContext)
 926 {
 927   FIXME("(%p, %p, %p, %08lx, %08lx): stub\n", hRequest, lpBuffersIn,
 928         lpBuffersOut, dwFlags, dwContext);
 929   return FALSE;
 930 }
 931
 932 /***********************************************************************
 933  *           HttpSendRequestA (WININET.@)
 934  *
 935  * Sends the specified request to the HTTP server
 936  *
 937  * RETURNS
 938  *    TRUE  on success
 939  *    FALSE on failure
 940  *
 941  */
 942 BOOL WINAPI HttpSendRequestA(HINTERNET hHttpRequest, LPCSTR lpszHeaders,
 943         DWORD dwHeaderLength, LPVOID lpOptional ,DWORD dwOptionalLength)
 944 {
 945     LPWININETHTTPREQA lpwhr = (LPWININETHTTPREQA) hHttpRequest;
 946     LPWININETHTTPSESSIONA lpwhs = NULL;
 947     LPWININETAPPINFOA hIC = NULL;
 948
 949     TRACE("(0x%08lx, %p (%s), %li, %p, %li)\n", (unsigned long)hHttpRequest,
 950             lpszHeaders, debugstr_a(lpszHeaders), dwHeaderLength, lpOptional, dwOptionalLength);
 951
 952     if (NULL == lpwhr || lpwhr->hdr.htype != WH_HHTTPREQ)
 953     {
 954         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 955         return FALSE;
 956     }
 957
 958     lpwhs = (LPWININETHTTPSESSIONA) lpwhr->hdr.lpwhparent;
 959     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
 960     {
 961         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 962         return FALSE;
 963     }
 964
 965     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
 966     if (NULL == hIC ||  hIC->hdr.htype != WH_HINIT)
 967     {
 968         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 969         return FALSE;
 970     }
 971
 972     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
 973     {
 974         WORKREQUEST workRequest;
 975
 976         workRequest.asyncall = HTTPSENDREQUESTA;
 977         workRequest.HFTPSESSION = (DWORD)hHttpRequest;
 978         if (lpszHeaders)
 979             workRequest.LPSZHEADER = (DWORD)HTTP_strdup(lpszHeaders);
 980         else
 981             workRequest.LPSZHEADER = 0;
 982         workRequest.DWHEADERLENGTH = dwHeaderLength;
 983         workRequest.LPOPTIONAL = (DWORD)lpOptional;
 984         workRequest.DWOPTIONALLENGTH = dwOptionalLength;
 985
 986         INTERNET_AsyncCall(&workRequest);
 987         /*
 988          * This is from windows.
 989          */
 990         SetLastError(ERROR_IO_PENDING);
 991         return 0;
 992     }
 993     else
 994     {
 995         return HTTP_HttpSendRequestA(hHttpRequest, lpszHeaders,
 996                 dwHeaderLength, lpOptional, dwOptionalLength);
 997     }
 998 }
 999
1000 /***********************************************************************
1001  *           HttpSendRequestW (WININET.@)
1002  *
1003  * Sends the specified request to the HTTP server
1004  *
1005  * RETURNS
1006  *    TRUE  on success
1007  *    FALSE on failure
1008  *
1009  */
1010 BOOL WINAPI HttpSendRequestW(HINTERNET hHttpRequest, LPCWSTR lpszHeaders,
1011         DWORD dwHeaderLength, LPVOID lpOptional ,DWORD dwOptionalLength)
1012 {
1013     BOOL result;
1014     char* szHeaders=NULL;
1015     DWORD nLen=dwHeaderLength;
1016     if(lpszHeaders!=NULL)
1017     {
1018         nLen=WideCharToMultiByte(CP_ACP,0,lpszHeaders,dwHeaderLength,NULL,0,NULL,NULL);
1019         szHeaders=HeapAlloc(GetProcessHeap(),0,nLen);
1020         WideCharToMultiByte(CP_ACP,0,lpszHeaders,dwHeaderLength,szHeaders,nLen,NULL,NULL);
1021     }
1022     result=HttpSendRequestA(hHttpRequest, szHeaders, nLen, lpOptional, dwOptionalLength);
1023     if(szHeaders!=NULL)
1024         HeapFree(GetProcessHeap(),0,szHeaders);
1025     return result;
1026 }
1027
1028 /***********************************************************************
1029  *           HTTP_HandleRedirect (internal)
1030  */
1031 static BOOL HTTP_HandleRedirect(LPWININETHTTPREQA lpwhr, LPCSTR lpszUrl, LPCSTR lpszHeaders,
1032                                 DWORD dwHeaderLength, LPVOID lpOptional, DWORD dwOptionalLength)
1033 {
1034     LPWININETHTTPSESSIONA lpwhs = (LPWININETHTTPSESSIONA) lpwhr->hdr.lpwhparent;
1035     LPWININETAPPINFOA hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
1036     char path[2048];
1037     if(lpszUrl[0]=='/')
1038     {
1039         /* if it's an absolute path, keep the same session info */
1040         strcpy(path,lpszUrl);
1041     }
1042     else if (NULL != hIC->lpszProxy && hIC->lpszProxy[0] != 0)
1043     {
1044         TRACE("Redirect through proxy\n");
1045         strcpy(path,lpszUrl);
1046     }
1047     else
1048     {
1049         URL_COMPONENTSA urlComponents;
1050         char protocol[32], hostName[MAXHOSTNAME], userName[1024];
1051         char password[1024], extra[1024];
1052         urlComponents.dwStructSize = sizeof(URL_COMPONENTSA);
1053         urlComponents.lpszScheme = protocol;
1054         urlComponents.dwSchemeLength = 32;
1055         urlComponents.lpszHostName = hostName;
1056         urlComponents.dwHostNameLength = MAXHOSTNAME;
1057         urlComponents.lpszUserName = userName;
1058         urlComponents.dwUserNameLength = 1024;
1059         urlComponents.lpszPassword = password;
1060         urlComponents.dwPasswordLength = 1024;
1061         urlComponents.lpszUrlPath = path;
1062         urlComponents.dwUrlPathLength = 2048;
1063         urlComponents.lpszExtraInfo = extra;
1064         urlComponents.dwExtraInfoLength = 1024;
1065         if(!InternetCrackUrlA(lpszUrl, strlen(lpszUrl), 0, &urlComponents))
1066             return FALSE;
1067
1068         if (urlComponents.nPort == INTERNET_INVALID_PORT_NUMBER)
1069             urlComponents.nPort = INTERNET_DEFAULT_HTTP_PORT;
1070
1071 #if 0
1072         /*
1073          * This upsets redirects to binary files on sourceforge.net
1074          * and gives an html page instead of the target file
1075          * Examination of the HTTP request sent by native wininet.dll
1076          * reveals that it doesn't send a referrer in that case.
1077          * Maybe there's a flag that enables this, or maybe a referrer
1078          * shouldn't be added in case of a redirect.
1079          */
1080
1081         /* consider the current host as the referrer */
1082         if (NULL != lpwhs->lpszServerName && strlen(lpwhs->lpszServerName))
1083             HTTP_ProcessHeader(lpwhr, HTTP_REFERER, lpwhs->lpszServerName,
1084                            HTTP_ADDHDR_FLAG_REQ|HTTP_ADDREQ_FLAG_REPLACE|
1085                            HTTP_ADDHDR_FLAG_ADD_IF_NEW);
1086 #endif
1087
1088         if (NULL != lpwhs->lpszServerName)
1089             HeapFree(GetProcessHeap(), 0, lpwhs->lpszServerName);
1090         lpwhs->lpszServerName = HTTP_strdup(hostName);
1091         if (NULL != lpwhs->lpszUserName)
1092             HeapFree(GetProcessHeap(), 0, lpwhs->lpszUserName);
1093         lpwhs->lpszUserName = HTTP_strdup(userName);
1094         lpwhs->nServerPort = urlComponents.nPort;
1095
1096         if (NULL != lpwhr->lpszHostName)
1097             HeapFree(GetProcessHeap(), 0, lpwhr->lpszHostName);
1098         lpwhr->lpszHostName=HTTP_strdup(hostName);
1099
1100         SendAsyncCallback(hIC, lpwhs, lpwhr->hdr.dwContext,
1101                       INTERNET_STATUS_RESOLVING_NAME,
1102                       lpwhs->lpszServerName,
1103                       strlen(lpwhs->lpszServerName)+1);
1104
1105         if (!GetAddress(lpwhs->lpszServerName, lpwhs->nServerPort,
1106                     &lpwhs->phostent, &lpwhs->socketAddress))
1107         {
1108             INTERNET_SetLastError(ERROR_INTERNET_NAME_NOT_RESOLVED);
1109             return FALSE;
1110         }
1111
1112         SendAsyncCallback(hIC, lpwhs, lpwhr->hdr.dwContext,
1113                       INTERNET_STATUS_NAME_RESOLVED,
1114                       &(lpwhs->socketAddress),
1115                       sizeof(struct sockaddr_in));
1116
1117     }
1118
1119     if(lpwhr->lpszPath)
1120         HeapFree(GetProcessHeap(), 0, lpwhr->lpszPath);
1121     lpwhr->lpszPath=NULL;
1122     if (strlen(path))
1123     {
1124         DWORD needed = 0;
1125         HRESULT rc;
1126         rc = UrlEscapeA(path, NULL, &needed, URL_ESCAPE_SPACES_ONLY);
1127         if (rc != E_POINTER)
1128             needed = strlen(path)+1;
1129         lpwhr->lpszPath = HeapAlloc(GetProcessHeap(), 0, needed);
1130         rc = UrlEscapeA(path, lpwhr->lpszPath, &needed,
1131                         URL_ESCAPE_SPACES_ONLY);
1132         if (rc)
1133         {
1134             ERR("Unable to escape string!(%s) (%ld)\n",path,rc);
1135             strcpy(lpwhr->lpszPath,path);
1136         }
1137     }
1138
1139     return HttpSendRequestA((HINTERNET)lpwhr, lpszHeaders, dwHeaderLength, lpOptional, dwOptionalLength);
1140 }
1141
1142 /***********************************************************************
1143  *           HTTP_HttpSendRequestA (internal)
1144  *
1145  * Sends the specified request to the HTTP server
1146  *
1147  * RETURNS
1148  *    TRUE  on success
1149  *    FALSE on failure
1150  *
1151  */
1152 BOOL WINAPI HTTP_HttpSendRequestA(HINTERNET hHttpRequest, LPCSTR lpszHeaders,
1153         DWORD dwHeaderLength, LPVOID lpOptional ,DWORD dwOptionalLength)
1154 {
1155     INT cnt;
1156     INT i;
1157     BOOL bSuccess = FALSE;
1158     LPSTR requestString = NULL;
1159     INT requestStringLen;
1160     INT responseLen;
1161     INT headerLength = 0;
1162     LPWININETHTTPREQA lpwhr = (LPWININETHTTPREQA) hHttpRequest;
1163     LPWININETHTTPSESSIONA lpwhs = NULL;
1164     LPWININETAPPINFOA hIC = NULL;
1165     BOOL loop_next = FALSE;
1166     int CustHeaderIndex;
1167
1168     TRACE("--> 0x%08lx\n", (ULONG)hHttpRequest);
1169
1170     /* Verify our tree of internet handles */
1171     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
1172     {
1173         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
1174         return FALSE;
1175     }
1176
1177     lpwhs = (LPWININETHTTPSESSIONA) lpwhr->hdr.lpwhparent;
1178     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
1179     {
1180         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
1181         return FALSE;
1182     }
1183
1184     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
1185     if (NULL == hIC ||  hIC->hdr.htype != WH_HINIT)
1186     {
1187         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
1188         return FALSE;
1189     }
1190
1191     /* Clear any error information */
1192     INTERNET_SetLastError(0);
1193
1194
1195     /* We must have a verb */
1196     if (NULL == lpwhr->lpszVerb)
1197     {
1198             goto lend;
1199     }
1200
1201     /* if we are using optional stuff, we must add the fixed header of that option length */
1202     if (lpOptional && dwOptionalLength)
1203     {
1204         char contentLengthStr[sizeof("Content-Length: ") + 20 /* int */ + 2 /* \n\r */];
1205         sprintf(contentLengthStr, "Content-Length: %li\r\n", dwOptionalLength);
1206         HttpAddRequestHeadersA(hHttpRequest, contentLengthStr, -1L, HTTP_ADDREQ_FLAG_ADD);
1207     }
1208
1209     do
1210     {
1211         TRACE("Going to url %s %s\n", debugstr_a(lpwhr->lpszHostName), debugstr_a(lpwhr->lpszPath));
1212         loop_next = FALSE;
1213
1214         /* If we don't have a path we set it to root */
1215         if (NULL == lpwhr->lpszPath)
1216             lpwhr->lpszPath = HTTP_strdup("/");
1217
1218         if(strncmp(lpwhr->lpszPath, "http://", sizeof("http://") -1) != 0
1219            && lpwhr->lpszPath[0] != '/') /* not an absolute path ?? --> fix it !! */
1220         {
1221             char *fixurl = HeapAlloc(GetProcessHeap(), 0, strlen(lpwhr->lpszPath) + 2);
1222             *fixurl = '/';
1223             strcpy(fixurl + 1, lpwhr->lpszPath);
1224             HeapFree( GetProcessHeap(), 0, lpwhr->lpszPath );
1225             lpwhr->lpszPath = fixurl;
1226         }
1227
1228         /* Calculate length of request string */
1229         requestStringLen =
1230             strlen(lpwhr->lpszVerb) +
1231             strlen(lpwhr->lpszPath) +
1232             strlen(HTTPHEADER) +
1233             5; /* " \r\n\r\n" */
1234
1235         /* Add length of passed headers */
1236         if (lpszHeaders)
1237         {
1238             headerLength = -1 == dwHeaderLength ?  strlen(lpszHeaders) : dwHeaderLength;
1239             requestStringLen += headerLength +  2; /* \r\n */
1240         }
1241
1242
1243         /* if there isa proxy username and password, add it to the headers */
1244         if( hIC && (hIC->lpszProxyUsername || hIC->lpszProxyPassword ) )
1245         {
1246             HTTP_InsertProxyAuthorization( lpwhr, hIC->lpszProxyUsername, hIC->lpszProxyPassword );
1247         }
1248
1249         /* Calculate length of custom request headers */
1250         for (i = 0; i < lpwhr->nCustHeaders; i++)
1251         {
1252             if (lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST)
1253             {
1254                 requestStringLen += strlen(lpwhr->pCustHeaders[i].lpszField) +
1255                     strlen(lpwhr->pCustHeaders[i].lpszValue) + 4; /*: \r\n */
1256             }
1257         }
1258
1259         /* Calculate the length of standard request headers */
1260         for (i = 0; i <= HTTP_QUERY_MAX; i++)
1261         {
1262             if (lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST)
1263             {
1264                 requestStringLen += strlen(lpwhr->StdHeaders[i].lpszField) +
1265                     strlen(lpwhr->StdHeaders[i].lpszValue) + 4; /*: \r\n */
1266             }
1267         }
1268
1269         if (lpwhr->lpszHostName)
1270             requestStringLen += (strlen(HTTPHOSTHEADER) + strlen(lpwhr->lpszHostName));
1271
1272         /* if there is optional data to send, add the length */
1273         if (lpOptional)
1274         {
1275             requestStringLen += dwOptionalLength;
1276         }
1277
1278         /* Allocate string to hold entire request */
1279         requestString = HeapAlloc(GetProcessHeap(), 0, requestStringLen + 1);
1280         if (NULL == requestString)
1281         {
1282             INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1283             goto lend;
1284         }
1285
1286         /* Build request string */
1287         cnt = sprintf(requestString, "%s %s%s",
1288                       lpwhr->lpszVerb,
1289                       lpwhr->lpszPath,
1290                       HTTPHEADER);
1291
1292         /* Append standard request headers */
1293         for (i = 0; i <= HTTP_QUERY_MAX; i++)
1294         {
1295             if (lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST)
1296             {
1297                 cnt += sprintf(requestString + cnt, "\r\n%s: %s",
1298                                lpwhr->StdHeaders[i].lpszField, lpwhr->StdHeaders[i].lpszValue);
1299                 TRACE("Adding header %s (%s)\n",lpwhr->StdHeaders[i].lpszField,lpwhr->StdHeaders[i].lpszValue);
1300             }
1301         }
1302
1303         /* Append custom request heades */
1304         for (i = 0; i < lpwhr->nCustHeaders; i++)
1305         {
1306             if (lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST)
1307             {
1308                 cnt += sprintf(requestString + cnt, "\r\n%s: %s",
1309                                lpwhr->pCustHeaders[i].lpszField, lpwhr->pCustHeaders[i].lpszValue);
1310                 TRACE("Adding custom header %s (%s)\n",lpwhr->pCustHeaders[i].lpszField,lpwhr->pCustHeaders[i].lpszValue);
1311             }
1312         }
1313
1314         if (lpwhr->lpszHostName)
1315             cnt += sprintf(requestString + cnt, "%s%s", HTTPHOSTHEADER, lpwhr->lpszHostName);
1316
1317         /* Append passed request headers */
1318         if (lpszHeaders)
1319         {
1320             strcpy(requestString + cnt, "\r\n");
1321             cnt += 2;
1322             strcpy(requestString + cnt, lpszHeaders);
1323             cnt += headerLength;
1324         }
1325
1326         /* Set (header) termination string for request */
1327         if (memcmp((requestString + cnt) - 4, "\r\n\r\n", 4) != 0)
1328         { /* only add it if the request string doesn't already
1329              have the thing.. (could happen if the custom header
1330              added it */
1331                 strcpy(requestString + cnt, "\r\n");
1332                 cnt += 2;
1333         }
1334         else
1335             requestStringLen -= 2;
1336
1337         /* if optional data, append it */
1338         if (lpOptional)
1339         {
1340             memcpy(requestString + cnt, lpOptional, dwOptionalLength);
1341             cnt += dwOptionalLength;
1342             /* we also have to decrease the expected string length by two,
1343              * since we won't be adding on those following \r\n's */
1344             requestStringLen -= 2;
1345         }
1346         else
1347         { /* if there is no optional data, add on another \r\n just to be safe */
1348                 /* termination for request */
1349                 strcpy(requestString + cnt, "\r\n");
1350                 cnt += 2;
1351         }
1352
1353         TRACE("(%s) len(%d)\n", requestString, requestStringLen);
1354         /* Send the request and store the results */
1355         if (!HTTP_OpenConnection(lpwhr))
1356             goto lend;
1357
1358         SendAsyncCallback(hIC, hHttpRequest, lpwhr->hdr.dwContext,
1359                           INTERNET_STATUS_SENDING_REQUEST, NULL, 0);
1360
1361         NETCON_send(&lpwhr->netConnection, requestString, requestStringLen,
1362                     0, &cnt);
1363
1364
1365         SendAsyncCallback(hIC, hHttpRequest, lpwhr->hdr.dwContext,
1366                           INTERNET_STATUS_REQUEST_SENT,
1367                           &requestStringLen,sizeof(DWORD));
1368
1369         SendAsyncCallback(hIC, hHttpRequest, lpwhr->hdr.dwContext,
1370                           INTERNET_STATUS_RECEIVING_RESPONSE, NULL, 0);
1371
1372         if (cnt < 0)
1373             goto lend;
1374
1375         responseLen = HTTP_GetResponseHeaders(lpwhr);
1376         if (responseLen)
1377             bSuccess = TRUE;
1378
1379         SendAsyncCallback(hIC, hHttpRequest, lpwhr->hdr.dwContext,
1380                           INTERNET_STATUS_RESPONSE_RECEIVED, &responseLen,
1381                           sizeof(DWORD));
1382
1383         /* process headers here. Is this right? */
1384         CustHeaderIndex = HTTP_GetCustomHeaderIndex(lpwhr, "Set-Cookie");
1385         if (CustHeaderIndex >= 0)
1386         {
1387             LPHTTPHEADERA setCookieHeader;
1388             int nPosStart = 0, nPosEnd = 0;
1389
1390             setCookieHeader = &lpwhr->pCustHeaders[CustHeaderIndex];
1391
1392             while (setCookieHeader->lpszValue[nPosEnd] != '\0')
1393             {
1394                 LPSTR buf_cookie, cookie_name, cookie_data;
1395                 LPSTR buf_url;
1396                 LPSTR domain = NULL;
1397                 int nEqualPos = 0;
1398                 while (setCookieHeader->lpszValue[nPosEnd] != ';' && setCookieHeader->lpszValue[nPosEnd] != ',' &&
1399                        setCookieHeader->lpszValue[nPosEnd] != '\0')
1400                 {
1401                     nPosEnd++;
1402                 }
1403                 if (setCookieHeader->lpszValue[nPosEnd] == ';')
1404                 {
1405                     /* fixme: not case sensitive, strcasestr is gnu only */
1406                     int nDomainPosEnd = 0;
1407                     int nDomainPosStart = 0, nDomainLength = 0;
1408                     LPSTR lpszDomain = strstr(&setCookieHeader->lpszValue[nPosEnd], "domain=");
1409                     if (lpszDomain)
1410                     { /* they have specified their own domain, lets use it */
1411                         while (lpszDomain[nDomainPosEnd] != ';' && lpszDomain[nDomainPosEnd] != ',' &&
1412                                lpszDomain[nDomainPosEnd] != '\0')
1413                         {
1414                             nDomainPosEnd++;
1415                         }
1416                         nDomainPosStart = strlen("domain=");
1417                         nDomainLength = (nDomainPosEnd - nDomainPosStart) + 1;
1418                         domain = HeapAlloc(GetProcessHeap(), 0, nDomainLength + 1);
1419                         strncpy(domain, &lpszDomain[nDomainPosStart], nDomainLength);
1420                         domain[nDomainLength] = '\0';
1421                     }
1422                 }
1423                 if (setCookieHeader->lpszValue[nPosEnd] == '\0') break;
1424                 buf_cookie = HeapAlloc(GetProcessHeap(), 0, (nPosEnd - nPosStart) + 1);
1425                 strncpy(buf_cookie, &setCookieHeader->lpszValue[nPosStart], (nPosEnd - nPosStart));
1426                 buf_cookie[(nPosEnd - nPosStart)] = '\0';
1427                 TRACE("%s\n", buf_cookie);
1428                 while (buf_cookie[nEqualPos] != '=' && buf_cookie[nEqualPos] != '\0')
1429                 {
1430                     nEqualPos++;
1431                 }
1432                 if (buf_cookie[nEqualPos] == '\0' || buf_cookie[nEqualPos + 1] == '\0')
1433                 {
1434                     HeapFree(GetProcessHeap(), 0, buf_cookie);
1435                     break;
1436                 }
1437
1438                 cookie_name = HeapAlloc(GetProcessHeap(), 0, nEqualPos + 1);
1439                 strncpy(cookie_name, buf_cookie, nEqualPos);
1440                 cookie_name[nEqualPos] = '\0';
1441                 cookie_data = &buf_cookie[nEqualPos + 1];
1442
1443
1444                 buf_url = HeapAlloc(GetProcessHeap(), 0, strlen((domain ? domain : lpwhr->lpszHostName)) + strlen(lpwhr->lpszPath) + 9);
1445                 sprintf(buf_url, "http://%s/", (domain ? domain : lpwhr->lpszHostName)); /* FIXME PATH!!! */
1446                 InternetSetCookieA(buf_url, cookie_name, cookie_data);
1447
1448                 HeapFree(GetProcessHeap(), 0, buf_url);
1449                 HeapFree(GetProcessHeap(), 0, buf_cookie);
1450                 HeapFree(GetProcessHeap(), 0, cookie_name);
1451                 if (domain) HeapFree(GetProcessHeap(), 0, domain);
1452                 nPosStart = nPosEnd;
1453             }
1454         }
1455     }
1456     while (loop_next);
1457
1458 lend:
1459
1460     if (requestString)
1461         HeapFree(GetProcessHeap(), 0, requestString);
1462
1463     /* TODO: send notification for P3P header */
1464
1465     if(!(hIC->hdr.dwFlags & INTERNET_FLAG_NO_AUTO_REDIRECT) && bSuccess)
1466     {
1467         DWORD dwCode,dwCodeLength=sizeof(DWORD),dwIndex=0;
1468         if(HttpQueryInfoA(hHttpRequest,HTTP_QUERY_FLAG_NUMBER|HTTP_QUERY_STATUS_CODE,&dwCode,&dwCodeLength,&dwIndex) &&
1469             (dwCode==302 || dwCode==301))
1470         {
1471             char szNewLocation[2048];
1472             DWORD dwBufferSize=2048;
1473             dwIndex=0;
1474             if(HttpQueryInfoA(hHttpRequest,HTTP_QUERY_LOCATION,szNewLocation,&dwBufferSize,&dwIndex))
1475             {
1476                 SendAsyncCallback(hIC, hHttpRequest, lpwhr->hdr.dwContext,
1477                       INTERNET_STATUS_REDIRECT, szNewLocation,
1478                       dwBufferSize);
1479                 return HTTP_HandleRedirect(lpwhr, szNewLocation, lpszHeaders,
1480                                            dwHeaderLength, lpOptional, dwOptionalLength);
1481             }
1482         }
1483     }
1484
1485     if (hIC->lpfnStatusCB)
1486     {
1487         INTERNET_ASYNC_RESULT iar;
1488
1489         iar.dwResult = (DWORD)bSuccess;
1490         iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
1491
1492         SendAsyncCallback(hIC, hHttpRequest, lpwhr->hdr.dwContext,
1493                       INTERNET_STATUS_REQUEST_COMPLETE, &iar,
1494                       sizeof(INTERNET_ASYNC_RESULT));
1495     }
1496
1497     TRACE("<--\n");
1498     return bSuccess;
1499 }
1500
1501
1502 /***********************************************************************
1503  *           HTTP_Connect  (internal)
1504  *
1505  * Create http session handle
1506  *
1507  * RETURNS
1508  *   HINTERNET a session handle on success
1509  *   NULL on failure
1510  *
1511  */
1512 HINTERNET HTTP_Connect(HINTERNET hInternet, LPCSTR lpszServerName,
1513         INTERNET_PORT nServerPort, LPCSTR lpszUserName,
1514         LPCSTR lpszPassword, DWORD dwFlags, DWORD dwContext)
1515 {
1516     BOOL bSuccess = FALSE;
1517     LPWININETAPPINFOA hIC = NULL;
1518     LPWININETHTTPSESSIONA lpwhs = NULL;
1519
1520     TRACE("-->\n");
1521
1522     if (((LPWININETHANDLEHEADER)hInternet)->htype != WH_HINIT)
1523         goto lerror;
1524
1525     hIC = (LPWININETAPPINFOA) hInternet;
1526     hIC->hdr.dwContext = dwContext;
1527
1528     lpwhs = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WININETHTTPSESSIONA));
1529     if (NULL == lpwhs)
1530     {
1531         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1532         goto lerror;
1533     }
1534
1535    /*
1536     * According to my tests. The name is not resolved until a request is sent
1537     */
1538
1539     if (nServerPort == INTERNET_INVALID_PORT_NUMBER)
1540         nServerPort = INTERNET_DEFAULT_HTTP_PORT;
1541
1542     lpwhs->hdr.htype = WH_HHTTPSESSION;
1543     lpwhs->hdr.lpwhparent = (LPWININETHANDLEHEADER)hInternet;
1544     lpwhs->hdr.dwFlags = dwFlags;
1545     lpwhs->hdr.dwContext = dwContext;
1546     if(hIC->lpszProxy && hIC->dwAccessType == INTERNET_OPEN_TYPE_PROXY) {
1547         if(strchr(hIC->lpszProxy, ' '))
1548             FIXME("Several proxies not implemented.\n");
1549         if(hIC->lpszProxyBypass)
1550             FIXME("Proxy bypass is ignored.\n");
1551     }
1552     if (NULL != lpszServerName)
1553         lpwhs->lpszServerName = HTTP_strdup(lpszServerName);
1554     if (NULL != lpszUserName)
1555         lpwhs->lpszUserName = HTTP_strdup(lpszUserName);
1556     lpwhs->nServerPort = nServerPort;
1557
1558     if (hIC->lpfnStatusCB)
1559     {
1560         INTERNET_ASYNC_RESULT iar;
1561
1562         iar.dwResult = (DWORD)lpwhs;
1563         iar.dwError = ERROR_SUCCESS;
1564
1565         SendAsyncCallback(hIC, hInternet, dwContext,
1566                       INTERNET_STATUS_HANDLE_CREATED, &iar,
1567                       sizeof(INTERNET_ASYNC_RESULT));
1568     }
1569
1570     bSuccess = TRUE;
1571
1572 lerror:
1573     if (!bSuccess && lpwhs)
1574     {
1575         HeapFree(GetProcessHeap(), 0, lpwhs);
1576         lpwhs = NULL;
1577     }
1578
1579 /*
1580  * a INTERNET_STATUS_REQUEST_COMPLETE is NOT sent here as per my tests on
1581  * windows
1582  */
1583
1584     TRACE("%p -->\n", hInternet);
1585     return (HINTERNET)lpwhs;
1586 }
1587
1588
1589 /***********************************************************************
1590  *           HTTP_OpenConnection (internal)
1591  *
1592  * Connect to a web server
1593  *
1594  * RETURNS
1595  *
1596  *   TRUE  on success
1597  *   FALSE on failure
1598  */
1599 BOOL HTTP_OpenConnection(LPWININETHTTPREQA lpwhr)
1600 {
1601     BOOL bSuccess = FALSE;
1602     LPWININETHTTPSESSIONA lpwhs;
1603     LPWININETAPPINFOA hIC = NULL;
1604
1605     TRACE("-->\n");
1606
1607
1608     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
1609     {
1610         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
1611         goto lend;
1612     }
1613
1614     lpwhs = (LPWININETHTTPSESSIONA)lpwhr->hdr.lpwhparent;
1615
1616     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
1617     SendAsyncCallback(hIC, lpwhr, lpwhr->hdr.dwContext,
1618                       INTERNET_STATUS_CONNECTING_TO_SERVER,
1619                       &(lpwhs->socketAddress),
1620                        sizeof(struct sockaddr_in));
1621
1622     if (!NETCON_create(&lpwhr->netConnection, lpwhs->phostent->h_addrtype,
1623                          SOCK_STREAM, 0))
1624     {
1625         WARN("Socket creation failed\n");
1626         goto lend;
1627     }
1628
1629     if (!NETCON_connect(&lpwhr->netConnection, (struct sockaddr *)&lpwhs->socketAddress,
1630                       sizeof(lpwhs->socketAddress)))
1631     {
1632        WARN("Unable to connect to host (%s)\n", strerror(errno));
1633        goto lend;
1634     }
1635
1636     SendAsyncCallback(hIC, lpwhr, lpwhr->hdr.dwContext,
1637                       INTERNET_STATUS_CONNECTED_TO_SERVER,
1638                       &(lpwhs->socketAddress),
1639                        sizeof(struct sockaddr_in));
1640
1641     bSuccess = TRUE;
1642
1643 lend:
1644     TRACE("%d <--\n", bSuccess);
1645     return bSuccess;
1646 }
1647
1648
1649 /***********************************************************************
1650  *           HTTP_GetResponseHeaders (internal)
1651  *
1652  * Read server response
1653  *
1654  * RETURNS
1655  *
1656  *   TRUE  on success
1657  *   FALSE on error
1658  */
1659 BOOL HTTP_GetResponseHeaders(LPWININETHTTPREQA lpwhr)
1660 {
1661     INT cbreaks = 0;
1662     CHAR buffer[MAX_REPLY_LEN];
1663     DWORD buflen = MAX_REPLY_LEN;
1664     BOOL bSuccess = FALSE;
1665     INT  rc = 0;
1666     CHAR value[MAX_FIELD_VALUE_LEN], field[MAX_FIELD_LEN];
1667
1668     TRACE("-->\n");
1669
1670     if (!NETCON_connected(&lpwhr->netConnection))
1671         goto lend;
1672
1673     /*
1674      * HACK peek at the buffer
1675      */
1676     NETCON_recv(&lpwhr->netConnection, buffer, buflen, MSG_PEEK, &rc);
1677
1678     /*
1679      * We should first receive 'HTTP/1.x nnn' where nnn is the status code.
1680      */
1681     buflen = MAX_REPLY_LEN;
1682     memset(buffer, 0, MAX_REPLY_LEN);
1683     if (!NETCON_getNextLine(&lpwhr->netConnection, buffer, &buflen))
1684         goto lend;
1685
1686     if (strncmp(buffer, "HTTP", 4) != 0)
1687         goto lend;
1688
1689     buffer[12]='\0';
1690     HTTP_ProcessHeader(lpwhr, "Status", buffer+9, (HTTP_ADDREQ_FLAG_ADD | HTTP_ADDREQ_FLAG_REPLACE));
1691
1692     /* Parse each response line */
1693     do
1694     {
1695         buflen = MAX_REPLY_LEN;
1696         if (NETCON_getNextLine(&lpwhr->netConnection, buffer, &buflen))
1697         {
1698             TRACE("got line %s, now interpretting\n", debugstr_a(buffer));
1699             if (!HTTP_InterpretHttpHeader(buffer, field, MAX_FIELD_LEN, value, MAX_FIELD_VALUE_LEN))
1700                 break;
1701
1702             HTTP_ProcessHeader(lpwhr, field, value, (HTTP_ADDREQ_FLAG_ADD | HTTP_ADDREQ_FLAG_REPLACE));
1703         }
1704         else
1705         {
1706             cbreaks++;
1707             if (cbreaks >= 2)
1708                break;
1709         }
1710     }while(1);
1711
1712     bSuccess = TRUE;
1713
1714 lend:
1715
1716     TRACE("<--\n");
1717     if (bSuccess)
1718         return rc;
1719     else
1720         return FALSE;
1721 }
1722
1723
1724 /***********************************************************************
1725  *           HTTP_InterpretHttpHeader (internal)
1726  *
1727  * Parse server response
1728  *
1729  * RETURNS
1730  *
1731  *   TRUE  on success
1732  *   FALSE on error
1733  */
1734 INT stripSpaces(LPCSTR lpszSrc, LPSTR lpszStart, INT *len)
1735 {
1736     LPCSTR lpsztmp;
1737     INT srclen;
1738
1739     srclen = 0;
1740
1741     while (*lpszSrc == ' ' && *lpszSrc != '\0')
1742         lpszSrc++;
1743
1744     lpsztmp = lpszSrc;
1745     while(*lpsztmp != '\0')
1746     {
1747         if (*lpsztmp != ' ')
1748             srclen = lpsztmp - lpszSrc + 1;
1749
1750         lpsztmp++;
1751     }
1752
1753     *len = min(*len, srclen);
1754     strncpy(lpszStart, lpszSrc, *len);
1755     lpszStart[*len] = '\0';
1756
1757     return *len;
1758 }
1759
1760
1761 BOOL HTTP_InterpretHttpHeader(LPSTR buffer, LPSTR field, INT fieldlen, LPSTR value, INT valuelen)
1762 {
1763     CHAR *pd;
1764     BOOL bSuccess = FALSE;
1765
1766     TRACE("\n");
1767
1768     *field = '\0';
1769     *value = '\0';
1770
1771     pd = strchr(buffer, ':');
1772     if (pd)
1773     {
1774         *pd = '\0';
1775         if (stripSpaces(buffer, field, &fieldlen) > 0)
1776         {
1777             if (stripSpaces(pd+1, value, &valuelen) > 0)
1778                 bSuccess = TRUE;
1779         }
1780     }
1781
1782     TRACE("%d: field(%s) Value(%s)\n", bSuccess, field, value);
1783     return bSuccess;
1784 }
1785
1786
1787 /***********************************************************************
1788  *           HTTP_GetStdHeaderIndex (internal)
1789  *
1790  * Lookup field index in standard http header array
1791  *
1792  * FIXME: This should be stuffed into a hash table
1793  */
1794 INT HTTP_GetStdHeaderIndex(LPCSTR lpszField)
1795 {
1796     INT index = -1;
1797
1798     if (!strcasecmp(lpszField, "Content-Length"))
1799         index = HTTP_QUERY_CONTENT_LENGTH;
1800     else if (!strcasecmp(lpszField,"Status"))
1801         index = HTTP_QUERY_STATUS_CODE;
1802     else if (!strcasecmp(lpszField,"Content-Type"))
1803         index = HTTP_QUERY_CONTENT_TYPE;
1804     else if (!strcasecmp(lpszField,"Last-Modified"))
1805         index = HTTP_QUERY_LAST_MODIFIED;
1806     else if (!strcasecmp(lpszField,"Location"))
1807         index = HTTP_QUERY_LOCATION;
1808     else if (!strcasecmp(lpszField,"Accept"))
1809         index = HTTP_QUERY_ACCEPT;
1810     else if (!strcasecmp(lpszField,"Referer"))
1811         index = HTTP_QUERY_REFERER;
1812     else if (!strcasecmp(lpszField,"Content-Transfer-Encoding"))
1813         index = HTTP_QUERY_CONTENT_TRANSFER_ENCODING;
1814     else if (!strcasecmp(lpszField,"Date"))
1815         index = HTTP_QUERY_DATE;
1816     else if (!strcasecmp(lpszField,"Server"))
1817         index = HTTP_QUERY_SERVER;
1818     else if (!strcasecmp(lpszField,"Connection"))
1819         index = HTTP_QUERY_CONNECTION;
1820     else if (!strcasecmp(lpszField,"ETag"))
1821         index = HTTP_QUERY_ETAG;
1822     else if (!strcasecmp(lpszField,"Accept-Ranges"))
1823         index = HTTP_QUERY_ACCEPT_RANGES;
1824     else if (!strcasecmp(lpszField,"Expires"))
1825         index = HTTP_QUERY_EXPIRES;
1826     else if (!strcasecmp(lpszField,"Mime-Version"))
1827         index = HTTP_QUERY_MIME_VERSION;
1828     else if (!strcasecmp(lpszField,"Pragma"))
1829         index = HTTP_QUERY_PRAGMA;
1830     else if (!strcasecmp(lpszField,"Cache-Control"))
1831         index = HTTP_QUERY_CACHE_CONTROL;
1832     else if (!strcasecmp(lpszField,"Content-Length"))
1833         index = HTTP_QUERY_CONTENT_LENGTH;
1834     else if (!strcasecmp(lpszField,"User-Agent"))
1835         index = HTTP_QUERY_USER_AGENT;
1836     else if (!strcasecmp(lpszField,"Proxy-Authenticate"))
1837         index = HTTP_QUERY_PROXY_AUTHENTICATE;
1838     else
1839     {
1840        TRACE("Couldn't find %s in standard header table\n", lpszField);
1841     }
1842
1843     return index;
1844 }
1845
1846
1847 /***********************************************************************
1848  *           HTTP_ProcessHeader (internal)
1849  *
1850  * Stuff header into header tables according to <dwModifier>
1851  *
1852  */
1853
1854 #define COALESCEFLASG (HTTP_ADDHDR_FLAG_COALESCE|HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA|HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON)
1855
1856 BOOL HTTP_ProcessHeader(LPWININETHTTPREQA lpwhr, LPCSTR field, LPCSTR value, DWORD dwModifier)
1857 {
1858     LPHTTPHEADERA lphttpHdr = NULL;
1859     BOOL bSuccess = FALSE;
1860     INT index;
1861
1862     TRACE("--> %s: %s - 0x%08x\n", field, value, (unsigned int)dwModifier);
1863
1864     /* Adjust modifier flags */
1865     if (dwModifier & COALESCEFLASG)
1866         dwModifier |= HTTP_ADDHDR_FLAG_ADD;
1867
1868     /* Try to get index into standard header array */
1869     index = HTTP_GetStdHeaderIndex(field);
1870     if (index >= 0)
1871     {
1872         lphttpHdr = &lpwhr->StdHeaders[index];
1873     }
1874     else /* Find or create new custom header */
1875     {
1876         index = HTTP_GetCustomHeaderIndex(lpwhr, field);
1877         if (index >= 0)
1878         {
1879             if (dwModifier & HTTP_ADDHDR_FLAG_ADD_IF_NEW)
1880             {
1881                 return FALSE;
1882             }
1883             lphttpHdr = &lpwhr->pCustHeaders[index];
1884         }
1885         else
1886         {
1887             HTTPHEADERA hdr;
1888
1889             hdr.lpszField = (LPSTR)field;
1890             hdr.lpszValue = (LPSTR)value;
1891             hdr.wFlags = hdr.wCount = 0;
1892
1893             if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
1894                 hdr.wFlags |= HDR_ISREQUEST;
1895
1896             return HTTP_InsertCustomHeader(lpwhr, &hdr);
1897         }
1898     }
1899
1900     if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
1901         lphttpHdr->wFlags |= HDR_ISREQUEST;
1902     else
1903         lphttpHdr->wFlags &= ~HDR_ISREQUEST;
1904
1905     if (!lphttpHdr->lpszValue && (dwModifier & (HTTP_ADDHDR_FLAG_ADD|HTTP_ADDHDR_FLAG_ADD_IF_NEW)))
1906     {
1907         INT slen;
1908
1909         if (!lpwhr->StdHeaders[index].lpszField)
1910         {
1911             lphttpHdr->lpszField = HTTP_strdup(field);
1912
1913             if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
1914                 lphttpHdr->wFlags |= HDR_ISREQUEST;
1915         }
1916
1917         slen = strlen(value) + 1;
1918         lphttpHdr->lpszValue = HeapAlloc(GetProcessHeap(), 0, slen);
1919         if (lphttpHdr->lpszValue)
1920         {
1921             memcpy(lphttpHdr->lpszValue, value, slen);
1922             bSuccess = TRUE;
1923         }
1924         else
1925         {
1926             INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1927         }
1928     }
1929     else if (lphttpHdr->lpszValue)
1930     {
1931         if (dwModifier & HTTP_ADDHDR_FLAG_REPLACE)
1932         {
1933             LPSTR lpsztmp;
1934             INT len;
1935
1936             len = strlen(value);
1937
1938             if (len <= 0)
1939             {
1940                 /* if custom header delete from array */
1941                 HeapFree(GetProcessHeap(), 0, lphttpHdr->lpszValue);
1942                 lphttpHdr->lpszValue = NULL;
1943                 bSuccess = TRUE;
1944             }
1945             else
1946             {
1947                 lpsztmp = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,  lphttpHdr->lpszValue, len+1);
1948                 if (lpsztmp)
1949                 {
1950                     lphttpHdr->lpszValue = lpsztmp;
1951                     strcpy(lpsztmp, value);
1952                     bSuccess = TRUE;
1953                 }
1954                 else
1955                 {
1956                     WARN("HeapReAlloc (%d bytes) failed\n",len+1);
1957                     INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1958                 }
1959             }
1960         }
1961         else if (dwModifier & COALESCEFLASG)
1962         {
1963             LPSTR lpsztmp;
1964             CHAR ch = 0;
1965             INT len = 0;
1966             INT origlen = strlen(lphttpHdr->lpszValue);
1967             INT valuelen = strlen(value);
1968
1969             if (dwModifier & HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA)
1970             {
1971                 ch = ',';
1972                 lphttpHdr->wFlags |= HDR_COMMADELIMITED;
1973             }
1974             else if (dwModifier & HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON)
1975             {
1976                 ch = ';';
1977                 lphttpHdr->wFlags |= HDR_COMMADELIMITED;
1978             }
1979
1980             len = origlen + valuelen + ((ch > 0) ? 1 : 0);
1981
1982             lpsztmp = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,  lphttpHdr->lpszValue, len+1);
1983             if (lpsztmp)
1984             {
1985                 /* FIXME: Increment lphttpHdr->wCount. Perhaps lpszValue should be an array */
1986                 if (ch > 0)
1987                 {
1988                     lphttpHdr->lpszValue[origlen] = ch;
1989                     origlen++;
1990                 }
1991
1992                 memcpy(&lphttpHdr->lpszValue[origlen], value, valuelen);
1993                 lphttpHdr->lpszValue[len] = '\0';
1994                 bSuccess = TRUE;
1995             }
1996             else
1997             {
1998                 WARN("HeapReAlloc (%d bytes) failed\n",len+1);
1999                 INTERNET_SetLastError(ERROR_OUTOFMEMORY);
2000             }
2001         }
2002     }
2003     TRACE("<-- %d\n",bSuccess);
2004     return bSuccess;
2005 }
2006
2007
2008 /***********************************************************************
2009  *           HTTP_CloseConnection (internal)
2010  *
2011  * Close socket connection
2012  *
2013  */
2014 VOID HTTP_CloseConnection(LPWININETHTTPREQA lpwhr)
2015 {
2016
2017
2018     LPWININETHTTPSESSIONA lpwhs = NULL;
2019     LPWININETAPPINFOA hIC = NULL;
2020
2021     TRACE("%p\n",lpwhr);
2022
2023     lpwhs = (LPWININETHTTPSESSIONA) lpwhr->hdr.lpwhparent;
2024     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
2025
2026     SendAsyncCallback(hIC, lpwhr, lpwhr->hdr.dwContext,
2027                       INTERNET_STATUS_CLOSING_CONNECTION, 0, 0);
2028
2029     if (NETCON_connected(&lpwhr->netConnection))
2030     {
2031         NETCON_close(&lpwhr->netConnection);
2032     }
2033
2034     SendAsyncCallback(hIC, lpwhr, lpwhr->hdr.dwContext,
2035                       INTERNET_STATUS_CONNECTION_CLOSED, 0, 0);
2036 }
2037
2038
2039 /***********************************************************************
2040  *           HTTP_CloseHTTPRequestHandle (internal)
2041  *
2042  * Deallocate request handle
2043  *
2044  */
2045 void HTTP_CloseHTTPRequestHandle(LPWININETHTTPREQA lpwhr)
2046 {
2047     int i;
2048     LPWININETHTTPSESSIONA lpwhs = NULL;
2049     LPWININETAPPINFOA hIC = NULL;
2050
2051     TRACE("\n");
2052
2053     if (NETCON_connected(&lpwhr->netConnection))
2054         HTTP_CloseConnection(lpwhr);
2055
2056     lpwhs = (LPWININETHTTPSESSIONA) lpwhr->hdr.lpwhparent;
2057     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
2058
2059     SendAsyncCallback(hIC, lpwhr, lpwhr->hdr.dwContext,
2060                       INTERNET_STATUS_HANDLE_CLOSING, lpwhr,
2061                       sizeof(HINTERNET));
2062
2063     if (lpwhr->lpszPath)
2064         HeapFree(GetProcessHeap(), 0, lpwhr->lpszPath);
2065     if (lpwhr->lpszVerb)
2066         HeapFree(GetProcessHeap(), 0, lpwhr->lpszVerb);
2067     if (lpwhr->lpszHostName)
2068         HeapFree(GetProcessHeap(), 0, lpwhr->lpszHostName);
2069
2070     for (i = 0; i <= HTTP_QUERY_MAX; i++)
2071     {
2072            if (lpwhr->StdHeaders[i].lpszField)
2073             HeapFree(GetProcessHeap(), 0, lpwhr->StdHeaders[i].lpszField);
2074            if (lpwhr->StdHeaders[i].lpszValue)
2075             HeapFree(GetProcessHeap(), 0, lpwhr->StdHeaders[i].lpszValue);
2076     }
2077
2078     for (i = 0; i < lpwhr->nCustHeaders; i++)
2079     {
2080            if (lpwhr->pCustHeaders[i].lpszField)
2081             HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders[i].lpszField);
2082            if (lpwhr->pCustHeaders[i].lpszValue)
2083             HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders[i].lpszValue);
2084     }
2085
2086     HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders);
2087     HeapFree(GetProcessHeap(), 0, lpwhr);
2088 }
2089
2090
2091 /***********************************************************************
2092  *           HTTP_CloseHTTPSessionHandle (internal)
2093  *
2094  * Deallocate session handle
2095  *
2096  */
2097 void HTTP_CloseHTTPSessionHandle(LPWININETHTTPSESSIONA lpwhs)
2098 {
2099     LPWININETAPPINFOA hIC = NULL;
2100     TRACE("%p\n", lpwhs);
2101
2102     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
2103
2104     SendAsyncCallback(hIC, lpwhs, lpwhs->hdr.dwContext,
2105                       INTERNET_STATUS_HANDLE_CLOSING, lpwhs,
2106                       sizeof(HINTERNET));
2107
2108     if (lpwhs->lpszServerName)
2109         HeapFree(GetProcessHeap(), 0, lpwhs->lpszServerName);
2110     if (lpwhs->lpszUserName)
2111         HeapFree(GetProcessHeap(), 0, lpwhs->lpszUserName);
2112     HeapFree(GetProcessHeap(), 0, lpwhs);
2113 }
2114
2115
2116 /***********************************************************************
2117  *           HTTP_GetCustomHeaderIndex (internal)
2118  *
2119  * Return index of custom header from header array
2120  *
2121  */
2122 INT HTTP_GetCustomHeaderIndex(LPWININETHTTPREQA lpwhr, LPCSTR lpszField)
2123 {
2124     INT index;
2125
2126     TRACE("%s\n", lpszField);
2127
2128     for (index = 0; index < lpwhr->nCustHeaders; index++)
2129     {
2130         if (!strcasecmp(lpwhr->pCustHeaders[index].lpszField, lpszField))
2131             break;
2132
2133     }
2134
2135     if (index >= lpwhr->nCustHeaders)
2136         index = -1;
2137
2138     TRACE("Return: %d\n", index);
2139     return index;
2140 }
2141
2142
2143 /***********************************************************************
2144  *           HTTP_InsertCustomHeader (internal)
2145  *
2146  * Insert header into array
2147  *
2148  */
2149 BOOL HTTP_InsertCustomHeader(LPWININETHTTPREQA lpwhr, LPHTTPHEADERA lpHdr)
2150 {
2151     INT count;
2152     LPHTTPHEADERA lph = NULL;
2153     BOOL r = FALSE;
2154
2155     TRACE("--> %s: %s\n", lpHdr->lpszField, lpHdr->lpszValue);
2156     count = lpwhr->nCustHeaders + 1;
2157     if (count > 1)
2158         lph = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, lpwhr->pCustHeaders, sizeof(HTTPHEADERA) * count);
2159     else
2160         lph = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(HTTPHEADERA) * count);
2161
2162     if (NULL != lph)
2163     {
2164         lpwhr->pCustHeaders = lph;
2165         lpwhr->pCustHeaders[count-1].lpszField = HTTP_strdup(lpHdr->lpszField);
2166         lpwhr->pCustHeaders[count-1].lpszValue = HTTP_strdup(lpHdr->lpszValue);
2167         lpwhr->pCustHeaders[count-1].wFlags = lpHdr->wFlags;
2168         lpwhr->pCustHeaders[count-1].wCount= lpHdr->wCount;
2169         lpwhr->nCustHeaders++;
2170         r = TRUE;
2171     }
2172     else
2173     {
2174         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
2175     }
2176
2177     return r;
2178 }
2179
2180
2181 /***********************************************************************
2182  *           HTTP_DeleteCustomHeader (internal)
2183  *
2184  * Delete header from array
2185  *  If this function is called, the indexs may change.
2186  */
2187 BOOL HTTP_DeleteCustomHeader(LPWININETHTTPREQA lpwhr, INT index)
2188 {
2189     if( lpwhr->nCustHeaders <= 0 )
2190         return FALSE;
2191     if( lpwhr->nCustHeaders >= index )
2192         return FALSE;
2193     lpwhr->nCustHeaders--;
2194
2195     memmove( &lpwhr->pCustHeaders[index], &lpwhr->pCustHeaders[index+1],
2196              (lpwhr->nCustHeaders - index)* sizeof(HTTPHEADERA) );
2197     memset( &lpwhr->pCustHeaders[lpwhr->nCustHeaders], 0, sizeof(HTTPHEADERA) );
2198
2199     return TRUE;
2200 }
2201
2202 /***********************************************************************
2203  *          IsHostInProxyBypassList (@)
2204  *
2205  * Undocumented
2206  *
2207  */
2208 BOOL WINAPI IsHostInProxyBypassList(DWORD flags, LPCSTR szHost, DWORD length)
2209 {
2210    FIXME("STUB: flags=%ld host=%s length=%ld\n",flags,szHost,length);
2211    return FALSE;
2212 }