dlls/wininet/http.c

   1 /*
   2  * Wininet - Http Implementation
   3  *
   4  * Copyright 1999 Corel Corporation
   5  *
   6  * Ulrich Czekalla
   7  *
   8  */
   9
  10 #include "config.h"
  11
  12 #include "windows.h"
  13 #include "wininet.h"
  14 #include "debugtools.h"
  15 #include "winerror.h"
  16 #include "heap.h"
  17 #include "winsock.h"
  18
  19 #include <sys/types.h>
  20 #ifdef HAVE_SYS_SOCKET_H
  21 # include <sys/socket.h>
  22 #endif
  23 #include <netdb.h>
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26 #include <unistd.h>
  27 #include <errno.h>
  28
  29 #include "internet.h"
  30
  31 DEFAULT_DEBUG_CHANNEL(wininet)
  32
  33 #define HTTPHEADER " HTTP/1.0"
  34 #define HTTPHOSTHEADER "\r\nHost: "
  35 #define MAXHOSTNAME 100
  36 #define MAX_FIELD_VALUE_LEN 256
  37 #define MAX_FIELD_LEN 256
  38
  39
  40 #define HTTP_REFERER    "Referer"
  41 #define HTTP_ACCEPT             "Accept"
  42
  43 #define HTTP_ADDHDR_FLAG_ADD                            0x20000000
  44 #define HTTP_ADDHDR_FLAG_ADD_IF_NEW                     0x10000000
  45 #define HTTP_ADDHDR_FLAG_COALESCE                       0x40000000
  46 #define HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA            0x40000000
  47 #define HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON        0x01000000
  48 #define HTTP_ADDHDR_FLAG_REPLACE                        0x80000000
  49 #define HTTP_ADDHDR_FLAG_REQ                            0x02000000
  50
  51
  52 BOOL HTTP_OpenConnection(LPWININETHTTPREQA lpwhr);
  53 int HTTP_WriteDataToStream(LPWININETHTTPREQA lpwhr,
  54         void *Buffer, int BytesToWrite);
  55 int HTTP_ReadDataFromStream(LPWININETHTTPREQA lpwhr,
  56         void *Buffer, int BytesToRead);
  57 BOOL HTTP_GetResponseHeaders(LPWININETHTTPREQA lpwhr);
  58 BOOL HTTP_ProcessHeader(LPWININETHTTPREQA lpwhr, LPCSTR field, LPCSTR value, DWORD dwModifier);
  59 void HTTP_CloseConnection(LPWININETHTTPREQA lpwhr);
  60 BOOL HTTP_InterpretHttpHeader(LPSTR buffer, LPSTR field, INT fieldlen, LPSTR value, INT valuelen);
  61 INT HTTP_GetStdHeaderIndex(LPCSTR lpszField);
  62 INT HTTP_InsertCustomHeader(LPWININETHTTPREQA lpwhr, LPHTTPHEADERA lpHdr);
  63 INT HTTP_GetCustomHeaderIndex(LPWININETHTTPREQA lpwhr, LPCSTR lpszField);
  64
  65 /***********************************************************************
  66  *           HttpAddRequestHeadersA (WININET.68)
  67  *
  68  * Adds one or more HTTP header to the request handler
  69  *
  70  * RETURNS
  71  *    TRUE  on success
  72  *    FALSE on failure
  73  *
  74  */
  75 INTERNETAPI BOOL WINAPI HttpAddRequestHeadersA(HINTERNET hHttpRequest,
  76         LPCSTR lpszHeader, DWORD dwHeaderLength, DWORD dwModifier)
  77 {
  78     LPSTR lpszStart;
  79     LPSTR lpszEnd;
  80     LPSTR buffer;
  81     CHAR value[MAX_FIELD_VALUE_LEN], field[MAX_FIELD_LEN];
  82     BOOL bSuccess = FALSE;
  83     LPWININETHTTPREQA lpwhr = (LPWININETHTTPREQA) hHttpRequest;
  84
  85     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
  86     {
  87         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
  88         return FALSE;
  89     }
  90
  91     buffer = HEAP_strdupA(GetProcessHeap(), 0, lpszHeader);
  92     lpszStart = buffer;
  93
  94     do
  95     {
  96         lpszEnd = lpszStart;
  97
  98         while (*lpszEnd != '\0')
  99         {
 100             if (*lpszEnd == '\r' && *(lpszEnd + 1) == '\n')
 101                  break;
 102             lpszEnd++;
 103         }
 104
 105         if (*lpszEnd == '\0')
 106             break;
 107
 108         *lpszEnd = '\0';
 109
 110         if (HTTP_InterpretHttpHeader(lpszStart, field, MAX_FIELD_LEN, value, MAX_FIELD_VALUE_LEN))
 111             bSuccess = HTTP_ProcessHeader(lpwhr, field, value, dwModifier | HTTP_ADDHDR_FLAG_REQ);
 112
 113         lpszStart = lpszEnd + 2; /* Jump over \0\n */
 114
 115     } while (bSuccess);
 116
 117     HeapFree(GetProcessHeap(), 0, buffer);
 118     return bSuccess;
 119 }
 120
 121
 122 /***********************************************************************
 123  *           HttpOpenRequestA (WININET.72)
 124  *
 125  * Open a HTTP request handle
 126  *
 127  * RETURNS
 128  *    HINTERNET  a HTTP request handle on success
 129  *    NULL       on failure
 130  *
 131  */
 132 INTERNETAPI HINTERNET WINAPI HttpOpenRequestA(HINTERNET hHttpSession,
 133         LPCSTR lpszVerb, LPCSTR lpszObjectName, LPCSTR lpszVersion,
 134         LPCSTR lpszReferrer , LPCSTR *lpszAcceptTypes,
 135         DWORD dwFlags, DWORD dwContext)
 136 {
 137     LPWININETHTTPSESSIONA lpwhs = (LPWININETHTTPSESSIONA) hHttpSession;
 138     LPWININETAPPINFOA hIC = NULL;
 139
 140     TRACE("\n");
 141
 142     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
 143     {
 144         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 145         return FALSE;
 146     }
 147
 148     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
 149
 150     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
 151     {
 152         WORKREQUEST workRequest;
 153
 154         workRequest.asyncall = HTTPOPENREQUESTA;
 155         workRequest.HFTPSESSION = (DWORD)hHttpSession;
 156         workRequest.LPSZVERB = (DWORD)HEAP_strdupA(GetProcessHeap(), 0, lpszVerb);
 157         workRequest.LPSZOBJECTNAME = (DWORD)HEAP_strdupA(GetProcessHeap(), 0, lpszObjectName);
 158         workRequest.LPSZVERSION = (DWORD)HEAP_strdupA(GetProcessHeap(), 0, lpszVersion);
 159         workRequest.LPSZREFERRER = (DWORD)HEAP_strdupA(GetProcessHeap(), 0, lpszReferrer);
 160         workRequest.LPSZACCEPTTYPES = (DWORD)lpszAcceptTypes;
 161         workRequest.DWFLAGS = dwFlags;
 162         workRequest.DWCONTEXT = dwContext;
 163
 164         return (HINTERNET)INTERNET_AsyncCall(&workRequest);
 165     }
 166     else
 167     {
 168         return HTTP_HttpOpenRequestA(hHttpSession, lpszVerb, lpszObjectName,
 169                 lpszVersion, lpszReferrer, lpszAcceptTypes, dwFlags, dwContext);
 170     }
 171 }
 172
 173
 174 /***********************************************************************
 175  *           HTTP_HttpOpenRequestA (internal)
 176  *
 177  * Open a HTTP request handle
 178  *
 179  * RETURNS
 180  *    HINTERNET  a HTTP request handle on success
 181  *    NULL       on failure
 182  *
 183  */
 184 INTERNETAPI HINTERNET WINAPI HTTP_HttpOpenRequestA(HINTERNET hHttpSession,
 185         LPCSTR lpszVerb, LPCSTR lpszObjectName, LPCSTR lpszVersion,
 186         LPCSTR lpszReferrer , LPCSTR *lpszAcceptTypes,
 187         DWORD dwFlags, DWORD dwContext)
 188 {
 189     LPWININETHTTPSESSIONA lpwhs = (LPWININETHTTPSESSIONA) hHttpSession;
 190     LPWININETAPPINFOA hIC = NULL;
 191     LPWININETHTTPREQA lpwhr;
 192
 193     TRACE("\n");
 194
 195     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
 196     {
 197         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 198         return FALSE;
 199     }
 200
 201     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
 202
 203     lpwhr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WININETHTTPREQA));
 204     if (NULL == lpwhr)
 205     {
 206         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
 207         return (HINTERNET) NULL;
 208     }
 209
 210     lpwhr->hdr.htype = WH_HHTTPREQ;
 211     lpwhr->hdr.lpwhparent = hHttpSession;
 212     lpwhr->hdr.dwFlags = dwFlags;
 213     lpwhr->hdr.dwContext = dwContext;
 214
 215     if (NULL != lpszObjectName && strlen(lpszObjectName))
 216         lpwhr->lpszPath = HEAP_strdupA(GetProcessHeap(), 0, lpszObjectName);
 217
 218     if (NULL != lpszReferrer && strlen(lpszReferrer))
 219         HTTP_ProcessHeader(lpwhr, HTTP_REFERER, lpszReferrer, HTTP_ADDHDR_FLAG_COALESCE);
 220
 221     //! FIXME
 222     if (NULL != lpszAcceptTypes && strlen(*lpszAcceptTypes))
 223         HTTP_ProcessHeader(lpwhr, HTTP_ACCEPT, *lpszAcceptTypes, HTTP_ADDHDR_FLAG_COALESCE);
 224
 225     if (NULL == lpszVerb)
 226         lpwhr->lpszVerb = HEAP_strdupA(GetProcessHeap(), 0, "GET");
 227     else if (strlen(lpszVerb))
 228         lpwhr->lpszVerb = HEAP_strdupA(GetProcessHeap(), 0, lpszVerb);
 229
 230     if (NULL != lpszReferrer)
 231     {
 232         char buf[MAXHOSTNAME];
 233         URL_COMPONENTSA UrlComponents;
 234
 235         UrlComponents.lpszExtraInfo = NULL;
 236         UrlComponents.lpszPassword = NULL;
 237         UrlComponents.lpszScheme = NULL;
 238         UrlComponents.lpszUrlPath = NULL;
 239         UrlComponents.lpszUserName = NULL;
 240         UrlComponents.lpszHostName = buf;
 241         UrlComponents.dwHostNameLength = MAXHOSTNAME;
 242
 243         InternetCrackUrlA(lpszReferrer, 0, 0, &UrlComponents);
 244         if (strlen(UrlComponents.lpszHostName))
 245             lpwhr->lpszHostName = HEAP_strdupA(GetProcessHeap(), 0, UrlComponents.lpszHostName);
 246     }
 247
 248     if (hIC->lpfnStatusCB)
 249     {
 250         INTERNET_ASYNC_RESULT iar;
 251
 252         iar.dwResult = (DWORD)lpwhr;
 253         iar.dwError = ERROR_SUCCESS;
 254
 255         hIC->lpfnStatusCB(hHttpSession, dwContext, INTERNET_STATUS_HANDLE_CREATED,
 256              &iar, sizeof(INTERNET_ASYNC_RESULT));
 257     }
 258
 259     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
 260     {
 261         INTERNET_ASYNC_RESULT iar;
 262
 263         iar.dwResult = (DWORD)lpwhr;
 264         iar.dwError = lpwhr ? ERROR_SUCCESS : INTERNET_GetLastError();
 265         hIC->lpfnStatusCB(hHttpSession, dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
 266             &iar, sizeof(INTERNET_ASYNC_RESULT));
 267     }
 268
 269     return (HINTERNET) lpwhr;
 270 }
 271
 272
 273 /***********************************************************************
 274  *           HttpQueryInfoA (WININET.74)
 275  *
 276  * Queries for information about an HTTP request
 277  *
 278  * RETURNS
 279  *    TRUE  on success
 280  *    FALSE on failure
 281  *
 282  */
 283 BOOL WINAPI HttpQueryInfoA(HINTERNET hHttpRequest, DWORD dwInfoLevel,
 284         LPVOID lpBuffer, LPDWORD lpdwBufferLength, LPDWORD lpdwIndex)
 285 {
 286     LPHTTPHEADERA lphttpHdr = NULL;
 287     BOOL bSuccess = FALSE;
 288     LPWININETHTTPREQA lpwhr = (LPWININETHTTPREQA) hHttpRequest;
 289
 290     TRACE("(0x%08lx)--> %ld\n", dwInfoLevel, dwInfoLevel);
 291
 292     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
 293     {
 294         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 295         return FALSE;
 296     }
 297
 298     /* Find requested header structure */
 299     if ((dwInfoLevel & ~HTTP_QUERY_MODIFIER_FLAGS_MASK) == HTTP_QUERY_CUSTOM)
 300     {
 301         INT index = HTTP_GetCustomHeaderIndex(lpwhr, (LPSTR)lpBuffer);
 302
 303         if (index < 0)
 304             goto lend;
 305
 306         lphttpHdr = &lpwhr->pCustHeaders[index];
 307     }
 308     else
 309     {
 310         INT index = dwInfoLevel & ~HTTP_QUERY_MODIFIER_FLAGS_MASK;
 311
 312         if (index == HTTP_QUERY_RAW_HEADERS_CRLF || index == HTTP_QUERY_RAW_HEADERS)
 313         {
 314             INT i, delim, size = 0, cnt = 0;
 315
 316             delim = index == HTTP_QUERY_RAW_HEADERS_CRLF ? 2 : 1;
 317
 318            /* Calculate length of custom reuqest headers */
 319            for (i = 0; i < lpwhr->nCustHeaders; i++)
 320            {
 321                if ((~lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST) && lpwhr->pCustHeaders[i].lpszField &&
 322                    lpwhr->pCustHeaders[i].lpszValue)
 323                {
 324                   size += strlen(lpwhr->pCustHeaders[i].lpszField) +
 325                        strlen(lpwhr->pCustHeaders[i].lpszValue) + delim + 2;
 326                }
 327            }
 328
 329            /* Calculate the length of stadard request headers */
 330            for (i = 0; i <= HTTP_QUERY_MAX; i++)
 331            {
 332               if ((~lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST) && lpwhr->StdHeaders[i].lpszField &&
 333                    lpwhr->StdHeaders[i].lpszValue)
 334               {
 335                  size += strlen(lpwhr->StdHeaders[i].lpszField) +
 336                     strlen(lpwhr->StdHeaders[i].lpszValue) + delim + 2;
 337               }
 338            }
 339
 340            size += delim;
 341
 342            if (size + 1 > *lpdwBufferLength)
 343            {
 344               *lpdwBufferLength = size + 1;
 345               INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
 346               goto lend;
 347            }
 348
 349            /* Append standard request heades */
 350            for (i = 0; i <= HTTP_QUERY_MAX; i++)
 351            {
 352                if ((~lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST) &&
 353                                            lpwhr->StdHeaders[i].lpszField &&
 354                                            lpwhr->StdHeaders[i].lpszValue)
 355                {
 356                    cnt += sprintf(lpBuffer + cnt, "%s: %s%s", lpwhr->StdHeaders[i].lpszField, lpwhr->StdHeaders[i].lpszValue,
 357                           index == HTTP_QUERY_RAW_HEADERS_CRLF ? "\r\n" : "\0");
 358                }
 359             }
 360
 361             /* Append custom request heades */
 362             for (i = 0; i < lpwhr->nCustHeaders; i++)
 363             {
 364                 if ((~lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST) &&
 365                                                 lpwhr->pCustHeaders[i].lpszField &&
 366                                                 lpwhr->pCustHeaders[i].lpszValue)
 367                 {
 368                    cnt += sprintf(lpBuffer + cnt, "%s: %s%s",
 369                     lpwhr->pCustHeaders[i].lpszField, lpwhr->pCustHeaders[i].lpszValue,
 370                                         index == HTTP_QUERY_RAW_HEADERS_CRLF ? "\r\n" : "\0");
 371                 }
 372             }
 373
 374             strcpy(lpBuffer + cnt, index == HTTP_QUERY_RAW_HEADERS_CRLF ? "\r\n" : "");
 375
 376            *lpdwBufferLength = cnt + delim;
 377            bSuccess = TRUE;
 378                 goto lend;
 379         }
 380         else if (index >= 0 && index <= HTTP_QUERY_MAX && lpwhr->StdHeaders[index].lpszValue)
 381         {
 382             lphttpHdr = &lpwhr->StdHeaders[index];
 383         }
 384         else
 385             goto lend;
 386     }
 387
 388     /* Ensure header satisifies requested attributes */
 389     if ((dwInfoLevel & HTTP_QUERY_FLAG_REQUEST_HEADERS) &&
 390             (~lphttpHdr->wFlags & HDR_ISREQUEST))
 391         goto lend;
 392
 393     /* coalesce value to reuqested type */
 394     if (dwInfoLevel & HTTP_QUERY_FLAG_NUMBER)
 395     {
 396        *(int *)lpBuffer = atoi(lphttpHdr->lpszValue);
 397            bSuccess = TRUE;
 398     }
 399     else if (dwInfoLevel & HTTP_QUERY_FLAG_SYSTEMTIME)
 400     {
 401         time_t tmpTime;
 402         struct tm tmpTM;
 403         SYSTEMTIME *STHook;
 404
 405         tmpTime = ConvertTimeString(lphttpHdr->lpszValue);
 406
 407         tmpTM = *gmtime(&tmpTime);
 408         STHook = (SYSTEMTIME *) lpBuffer;
 409         if(STHook==NULL)
 410             goto lend;
 411
 412             STHook->wDay = tmpTM.tm_mday;
 413             STHook->wHour = tmpTM.tm_hour;
 414             STHook->wMilliseconds = 0;
 415             STHook->wMinute = tmpTM.tm_min;
 416             STHook->wDayOfWeek = tmpTM.tm_wday;
 417             STHook->wMonth = tmpTM.tm_mon + 1;
 418             STHook->wSecond = tmpTM.tm_sec;
 419             STHook->wYear = tmpTM.tm_year;
 420
 421             bSuccess = TRUE;
 422     }
 423     else if (dwInfoLevel & HTTP_QUERY_FLAG_COALESCE)
 424     {
 425             if (*lpdwIndex >= lphttpHdr->wCount)
 426                 {
 427                 INTERNET_SetLastError(ERROR_HTTP_HEADER_NOT_FOUND);
 428                 }
 429             else
 430             {
 431             //! Copy strncpy(lpBuffer, lphttpHdr[*lpdwIndex], len);
 432             (*lpdwIndex)++;
 433             }
 434     }
 435     else
 436     {
 437         INT len = strlen(lphttpHdr->lpszValue);
 438
 439         if (len + 1 > *lpdwBufferLength)
 440         {
 441             *lpdwBufferLength = len + 1;
 442             INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
 443             goto lend;
 444         }
 445
 446         strncpy(lpBuffer, lphttpHdr->lpszValue, len);
 447         *lpdwBufferLength = len;
 448         bSuccess = TRUE;
 449     }
 450
 451 lend:
 452     TRACE("%d <--\n", bSuccess);
 453     return bSuccess;
 454 }
 455
 456 /***********************************************************************
 457  *           HttpSendRequestA (WININET.76)
 458  *
 459  * Sends the specified request to the HTTP server
 460  *
 461  * RETURNS
 462  *    TRUE  on success
 463  *    FALSE on failure
 464  *
 465  */
 466 BOOL WINAPI HttpSendRequestA(HINTERNET hHttpRequest, LPCSTR lpszHeaders,
 467         DWORD dwHeaderLength, LPVOID lpOptional ,DWORD dwOptionalLength)
 468 {
 469     LPWININETHTTPREQA lpwhr = (LPWININETHTTPREQA) hHttpRequest;
 470     LPWININETHTTPSESSIONA lpwhs = NULL;
 471     LPWININETAPPINFOA hIC = NULL;
 472
 473     TRACE("0x%08lx\n", (unsigned long)hHttpRequest);
 474
 475     if (NULL == lpwhr || lpwhr->hdr.htype != WH_HHTTPREQ)
 476     {
 477         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 478         return FALSE;
 479     }
 480
 481     lpwhs = (LPWININETHTTPSESSIONA) lpwhr->hdr.lpwhparent;
 482     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
 483     {
 484         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 485         return FALSE;
 486     }
 487
 488     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
 489     if (NULL == hIC ||  hIC->hdr.htype != WH_HINIT)
 490     {
 491         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 492         return FALSE;
 493     }
 494
 495     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
 496     {
 497         WORKREQUEST workRequest;
 498
 499         workRequest.asyncall = HTTPSENDREQUESTA;
 500         workRequest.HFTPSESSION = (DWORD)hHttpRequest;
 501         workRequest.LPSZHEADER = (DWORD)HEAP_strdupA(GetProcessHeap(), 0, lpszHeaders);
 502         workRequest.DWHEADERLENGTH = dwHeaderLength;
 503         workRequest.LPOPTIONAL = (DWORD)lpOptional;
 504         workRequest.DWOPTIONALLENGTH = dwOptionalLength;
 505
 506         return INTERNET_AsyncCall(&workRequest);
 507     }
 508     else
 509     {
 510         return HTTP_HttpSendRequestA(hHttpRequest, lpszHeaders,
 511                 dwHeaderLength, lpOptional, dwOptionalLength);
 512     }
 513 }
 514
 515
 516 /***********************************************************************
 517  *           HTTP_HttpSendRequestA (internal)
 518  *
 519  * Sends the specified request to the HTTP server
 520  *
 521  * RETURNS
 522  *    TRUE  on success
 523  *    FALSE on failure
 524  *
 525  */
 526 BOOL WINAPI HTTP_HttpSendRequestA(HINTERNET hHttpRequest, LPCSTR lpszHeaders,
 527         DWORD dwHeaderLength, LPVOID lpOptional ,DWORD dwOptionalLength)
 528 {
 529     INT cnt;
 530     INT i;
 531     BOOL bSuccess = FALSE;
 532     LPSTR requestString = NULL;
 533     INT requestStringLen;
 534     INT headerLength = 0;
 535     LPWININETHTTPREQA lpwhr = (LPWININETHTTPREQA) hHttpRequest;
 536     LPWININETHTTPSESSIONA lpwhs = NULL;
 537     LPWININETAPPINFOA hIC = NULL;
 538
 539     TRACE("0x%08lx\n", (ULONG)hHttpRequest);
 540
 541     /* Verify our tree of internet handles */
 542     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
 543     {
 544         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 545         return FALSE;
 546     }
 547
 548     lpwhs = (LPWININETHTTPSESSIONA) lpwhr->hdr.lpwhparent;
 549     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
 550     {
 551         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 552         return FALSE;
 553     }
 554
 555     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
 556     if (NULL == hIC ||  hIC->hdr.htype != WH_HINIT)
 557     {
 558         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 559         return FALSE;
 560     }
 561
 562     /* Clear any error information */
 563     INTERNET_SetLastError(0);
 564
 565     /* We must have a verb */
 566     if (NULL == lpwhr->lpszVerb)
 567     {
 568             goto lend;
 569     }
 570
 571     /* If we don't have a path we set it to root */
 572     if (NULL == lpwhr->lpszPath)
 573         lpwhr->lpszPath = HEAP_strdupA(GetProcessHeap(), 0, "/");
 574
 575     /* Calculate length of request string */
 576     requestStringLen =
 577         strlen(lpwhr->lpszVerb) +
 578         strlen(lpwhr->lpszPath) +
 579         (lpwhr->lpszHostName ? (strlen(HTTPHOSTHEADER) + strlen(lpwhr->lpszHostName)) : 0) +
 580         strlen(HTTPHEADER) +
 581         5; /* " \r\n\r\n" */
 582
 583     /* Add length of passed headers */
 584     if (lpszHeaders)
 585     {
 586         headerLength = -1 == dwHeaderLength ?  strlen(lpszHeaders) : dwHeaderLength;
 587         requestStringLen += headerLength +  2; /* \r\n */
 588     }
 589
 590     /* Calculate length of custom request headers */
 591     for (i = 0; i < lpwhr->nCustHeaders; i++)
 592     {
 593             if (lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST)
 594             {
 595             requestStringLen += strlen(lpwhr->pCustHeaders[i].lpszField) +
 596                 strlen(lpwhr->pCustHeaders[i].lpszValue) + 4; /*: \r\n */
 597             }
 598     }
 599
 600     /* Calculate the length of standard request headers */
 601     for (i = 0; i <= HTTP_QUERY_MAX; i++)
 602     {
 603        if (lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST)
 604        {
 605           requestStringLen += strlen(lpwhr->StdHeaders[i].lpszField) +
 606              strlen(lpwhr->StdHeaders[i].lpszValue) + 4; /*: \r\n */
 607        }
 608     }
 609
 610     /* Allocate string to hold entire request */
 611     requestString = HeapAlloc(GetProcessHeap(), 0, requestStringLen + 1);
 612     if (NULL == requestString)
 613     {
 614         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
 615         goto lend;
 616     }
 617
 618     /* Build request string */
 619     cnt = sprintf(requestString, "%s %s%s%s",
 620         lpwhr->lpszVerb,
 621         lpwhr->lpszPath,
 622         lpwhr->lpszHostName ? (HTTPHEADER HTTPHOSTHEADER) : HTTPHEADER,
 623         lpwhr->lpszHostName ? lpwhr->lpszHostName : "");
 624
 625     /* Append standard request headers */
 626     for (i = 0; i <= HTTP_QUERY_MAX; i++)
 627     {
 628        if (lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST)
 629        {
 630            cnt += sprintf(requestString + cnt, "\r\n%s: %s",
 631                lpwhr->StdHeaders[i].lpszField, lpwhr->StdHeaders[i].lpszValue);
 632        }
 633     }
 634
 635     /* Append custom request heades */
 636     for (i = 0; i < lpwhr->nCustHeaders; i++)
 637     {
 638        if (lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST)
 639        {
 640            cnt += sprintf(requestString + cnt, "\r\n%s: %s",
 641                lpwhr->pCustHeaders[i].lpszField, lpwhr->pCustHeaders[i].lpszValue);
 642        }
 643     }
 644
 645     /* Append passed request headers */
 646     if (lpszHeaders)
 647     {
 648         strcpy(requestString + cnt, "\r\n");
 649         cnt += 2;
 650         strcpy(requestString + cnt, lpszHeaders);
 651         cnt += headerLength;
 652     }
 653
 654     /* Set termination string for request */
 655     strcpy(requestString + cnt, "\r\n\r\n");
 656
 657     if (hIC->lpfnStatusCB)
 658         hIC->lpfnStatusCB(hHttpRequest, lpwhr->hdr.dwContext, INTERNET_STATUS_SENDING_REQUEST, NULL, 0);
 659
 660     TRACE("(%s) len(%d)\n", requestString, requestStringLen);
 661     /* Send the request and store the results */
 662     if (!HTTP_OpenConnection(lpwhr))
 663         goto lend;
 664
 665     cnt = INTERNET_WriteDataToStream(lpwhr->nSocketFD, requestString, requestStringLen);
 666
 667     if (cnt < 0)
 668         goto lend;
 669
 670     if (HTTP_GetResponseHeaders(lpwhr))
 671             bSuccess = TRUE;
 672
 673 lend:
 674
 675     if (requestString)
 676         HeapFree(GetProcessHeap(), 0, requestString);
 677
 678     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC  && hIC->lpfnStatusCB)
 679     {
 680         INTERNET_ASYNC_RESULT iar;
 681
 682         iar.dwResult = (DWORD)bSuccess;
 683         iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
 684         hIC->lpfnStatusCB(hHttpRequest, lpwhr->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
 685             &iar, sizeof(INTERNET_ASYNC_RESULT));
 686     }
 687
 688     TRACE("<--\n");
 689     return bSuccess;
 690 }
 691
 692
 693 /***********************************************************************
 694  *           HTTP_Connect  (internal)
 695  *
 696  * Create http session handle
 697  *
 698  * RETURNS
 699  *   HINTERNET a session handle on success
 700  *   NULL on failure
 701  *
 702  */
 703 HINTERNET HTTP_Connect(HINTERNET hInternet, LPCSTR lpszServerName,
 704         INTERNET_PORT nServerPort, LPCSTR lpszUserName,
 705         LPCSTR lpszPassword, DWORD dwFlags, DWORD dwContext)
 706 {
 707     BOOL bSuccess = FALSE;
 708     LPWININETAPPINFOA hIC = NULL;
 709     LPWININETHTTPSESSIONA lpwhs = NULL;
 710
 711     TRACE("\n");
 712
 713     if (((LPWININETHANDLEHEADER)hInternet)->htype != WH_HINIT)
 714         goto lerror;
 715
 716     hIC = (LPWININETAPPINFOA) hInternet;
 717
 718     lpwhs = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WININETHTTPSESSIONA));
 719     if (NULL == lpwhs)
 720     {
 721         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
 722         goto lerror;
 723     }
 724
 725     if (hIC->lpfnStatusCB)
 726         hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_RESOLVING_NAME,
 727            (LPVOID)lpszServerName, strlen(lpszServerName));
 728
 729     if (nServerPort == INTERNET_INVALID_PORT_NUMBER)
 730         nServerPort = INTERNET_DEFAULT_HTTP_PORT;
 731
 732     if (!GetAddress(lpszServerName, nServerPort, &lpwhs->phostent, &lpwhs->socketAddress))
 733     {
 734             INTERNET_SetLastError(ERROR_INTERNET_NAME_NOT_RESOLVED);
 735             goto lerror;
 736     }
 737
 738     if (hIC->lpfnStatusCB)
 739         hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_NAME_RESOLVED,
 740            (LPVOID)lpszServerName, strlen(lpszServerName));
 741
 742     lpwhs->hdr.htype = WH_HHTTPSESSION;
 743     lpwhs->hdr.lpwhparent = (LPWININETHANDLEHEADER)hInternet;
 744     lpwhs->hdr.dwFlags = dwFlags;
 745     lpwhs->hdr.dwContext = dwContext;
 746     if (NULL != lpszServerName)
 747         lpwhs->lpszServerName = HEAP_strdupA(GetProcessHeap(), 0, lpszServerName);
 748     if (NULL != lpszUserName)
 749         lpwhs->lpszUserName = HEAP_strdupA(GetProcessHeap(), 0, lpszUserName);
 750     lpwhs->nServerPort = nServerPort;
 751
 752     if (hIC->lpfnStatusCB)
 753     {
 754         INTERNET_ASYNC_RESULT iar;
 755
 756         iar.dwResult = (DWORD)lpwhs;
 757         iar.dwError = ERROR_SUCCESS;
 758
 759         hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_HANDLE_CREATED,
 760              &iar, sizeof(INTERNET_ASYNC_RESULT));
 761     }
 762
 763     bSuccess = TRUE;
 764
 765 lerror:
 766     if (!bSuccess && lpwhs)
 767     {
 768         HeapFree(GetProcessHeap(), 0, lpwhs);
 769         lpwhs = NULL;
 770     }
 771
 772     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
 773     {
 774         INTERNET_ASYNC_RESULT iar;
 775
 776         iar.dwResult = (DWORD)lpwhs;
 777         iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
 778         hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
 779             &iar, sizeof(INTERNET_ASYNC_RESULT));
 780     }
 781 TRACE("<--\n");
 782     return (HINTERNET)lpwhs;
 783 }
 784
 785
 786 /***********************************************************************
 787  *           HTTP_OpenConnection (internal)
 788  *
 789  * Connect to a web server
 790  *
 791  * RETURNS
 792  *
 793  *   TRUE  on success
 794  *   FALSE on failure
 795  */
 796 BOOL HTTP_OpenConnection(LPWININETHTTPREQA lpwhr)
 797 {
 798     BOOL bSuccess = FALSE;
 799     INT result;
 800     LPWININETHTTPSESSIONA lpwhs;
 801
 802     TRACE("\n");
 803
 804     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
 805     {
 806         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
 807         goto lend;
 808     }
 809
 810     lpwhs = (LPWININETHTTPSESSIONA)lpwhr->hdr.lpwhparent;
 811
 812     lpwhr->nSocketFD = socket(lpwhs->phostent->h_addrtype,SOCK_STREAM,0);
 813     if (INVALID_SOCKET == lpwhr->nSocketFD)
 814     {
 815         WARN("Socket creation failed\n");
 816         goto lend;
 817     }
 818
 819     result = connect(lpwhr->nSocketFD, (struct sockaddr *)&lpwhs->socketAddress,
 820         sizeof(lpwhs->socketAddress));
 821
 822     if (SOCKET_ERROR == result)
 823     {
 824        WARN("Unable to connect to host: %d\n", errno);
 825        goto lend;
 826     }
 827
 828     bSuccess = TRUE;
 829
 830 lend:
 831     TRACE(": %d\n", bSuccess);
 832     return bSuccess;
 833 }
 834
 835
 836 /***********************************************************************
 837  *           HTTP_GetResponseHeaders (internal)
 838  *
 839  * Read server response
 840  *
 841  * RETURNS
 842  *
 843  *   TRUE  on success
 844  *   FALSE on error
 845  */
 846 BOOL HTTP_GetResponseHeaders(LPWININETHTTPREQA lpwhr)
 847 {
 848     INT cbreaks = 0;
 849     CHAR buffer[MAX_REPLY_LEN];
 850     DWORD buflen = MAX_REPLY_LEN;
 851     BOOL bSuccess = FALSE;
 852     CHAR value[MAX_FIELD_VALUE_LEN], field[MAX_FIELD_LEN];
 853
 854     TRACE("\n");
 855
 856     if (INVALID_SOCKET == lpwhr->nSocketFD)
 857         goto lend;
 858
 859     /*
 860      * We should first receive 'HTTP/1.x nnn' where nnn is the status code.
 861      */
 862     if (!INTERNET_GetNextLine(lpwhr->nSocketFD, buffer, &buflen))
 863         goto lend;
 864
 865     if (strncmp(buffer, "HTTP", 4) != 0)
 866         goto lend;
 867
 868     buffer[12]='\0';
 869     HTTP_ProcessHeader(lpwhr, "Status", buffer+9, (HTTP_ADDREQ_FLAG_ADD | HTTP_ADDREQ_FLAG_REPLACE));
 870
 871     /* Parse each response line */
 872     do
 873     {
 874         buflen = MAX_REPLY_LEN;
 875         if (INTERNET_GetNextLine(lpwhr->nSocketFD, buffer, &buflen))
 876         {
 877             if (!HTTP_InterpretHttpHeader(buffer, field, MAX_FIELD_LEN, value, MAX_FIELD_VALUE_LEN))
 878                 break;
 879
 880             HTTP_ProcessHeader(lpwhr, field, value, (HTTP_ADDREQ_FLAG_ADD | HTTP_ADDREQ_FLAG_REPLACE));
 881         }
 882         else
 883         {
 884             cbreaks++;
 885             if (cbreaks >= 2)
 886                break;
 887         }
 888     }while(1);
 889
 890     bSuccess = TRUE;
 891
 892 lend:
 893
 894     return bSuccess;
 895 }
 896
 897
 898 /***********************************************************************
 899  *           HTTP_InterpretHttpHeader (internal)
 900  *
 901  * Parse server response
 902  *
 903  * RETURNS
 904  *
 905  *   TRUE  on success
 906  *   FALSE on error
 907  */
 908 INT stripSpaces(LPCSTR lpszSrc, LPSTR lpszStart, INT *len)
 909 {
 910     LPCSTR lpsztmp;
 911     INT srclen;
 912
 913     srclen = 0;
 914
 915     while (*lpszSrc == ' ' && *lpszSrc != '\0')
 916         lpszSrc++;
 917
 918     lpsztmp = lpszSrc;
 919     while(*lpsztmp != '\0')
 920     {
 921         if (*lpsztmp != ' ')
 922             srclen = lpsztmp - lpszSrc + 1;
 923
 924         lpsztmp++;
 925     }
 926
 927     *len = min(*len, srclen);
 928     strncpy(lpszStart, lpszSrc, *len);
 929     lpszStart[*len] = '\0';
 930
 931     return *len;
 932 }
 933
 934
 935 BOOL HTTP_InterpretHttpHeader(LPSTR buffer, LPSTR field, INT fieldlen, LPSTR value, INT valuelen)
 936 {
 937     CHAR *pd;
 938     BOOL bSuccess = FALSE;
 939
 940     TRACE("\n");
 941
 942     *field = '\0';
 943     *value = '\0';
 944
 945     pd = strchr(buffer, ':');
 946     if (pd)
 947     {
 948         *pd = '\0';
 949         if (stripSpaces(buffer, field, &fieldlen) > 0)
 950         {
 951             if (stripSpaces(pd+1, value, &valuelen) > 0)
 952                 bSuccess = TRUE;
 953         }
 954     }
 955
 956     TRACE("%d: field(%s) Value(%s)\n", bSuccess, field, value);
 957     return bSuccess;
 958 }
 959
 960
 961 /***********************************************************************
 962  *           HTTP_GetStdHeaderIndex (internal)
 963  *
 964  * Lookup field index in standard http header array
 965  *
 966  * FIXME: This should be stuffed into a hash table
 967  */
 968 INT HTTP_GetStdHeaderIndex(LPCSTR lpszField)
 969 {
 970     INT index = -1;
 971
 972     if (!strcasecmp(lpszField, "Content-Length"))
 973         index = HTTP_QUERY_CONTENT_LENGTH;
 974     else if (!strcasecmp(lpszField,"Status"))
 975         index = HTTP_QUERY_STATUS_CODE;
 976     else if (!strcasecmp(lpszField,"Content-Type"))
 977         index = HTTP_QUERY_CONTENT_TYPE;
 978     else if (!strcasecmp(lpszField,"Last-Modified"))
 979         index = HTTP_QUERY_LAST_MODIFIED;
 980     else if (!strcasecmp(lpszField,"Location"))
 981         index = HTTP_QUERY_LOCATION;
 982     else if (!strcasecmp(lpszField,"Accept"))
 983         index = HTTP_QUERY_ACCEPT;
 984     else if (!strcasecmp(lpszField,"Referer"))
 985         index = HTTP_QUERY_REFERER;
 986     else if (!strcasecmp(lpszField,"Content-Transfer-Encoding"))
 987         index = HTTP_QUERY_CONTENT_TRANSFER_ENCODING;
 988     else if (!strcasecmp(lpszField,"Date"))
 989         index = HTTP_QUERY_DATE;
 990     else if (!strcasecmp(lpszField,"Server"))
 991         index = HTTP_QUERY_SERVER;
 992     else if (!strcasecmp(lpszField,"Connection"))
 993         index = HTTP_QUERY_CONNECTION;
 994     else if (!strcasecmp(lpszField,"ETag"))
 995         index = HTTP_QUERY_ETAG;
 996     else if (!strcasecmp(lpszField,"Accept-Ranges"))
 997         index = HTTP_QUERY_ACCEPT_RANGES;
 998     else if (!strcasecmp(lpszField,"Expires"))
 999         index = HTTP_QUERY_EXPIRES;
1000     else if (!strcasecmp(lpszField,"Mime-Version"))
1001         index = HTTP_QUERY_MIME_VERSION;
1002     else
1003     {
1004        FIXME("Couldn't find %s in standard header table\n", lpszField);
1005     }
1006
1007     return index;
1008 }
1009
1010
1011 /***********************************************************************
1012  *           HTTP_ProcessHeader (internal)
1013  *
1014  * Stuff header into header tables according to <dwModifier>
1015  *
1016  */
1017
1018 #define COALESCEFLASG (HTTP_ADDHDR_FLAG_COALESCE|HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA|HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON)
1019
1020 BOOL HTTP_ProcessHeader(LPWININETHTTPREQA lpwhr, LPCSTR field, LPCSTR value, DWORD dwModifier)
1021 {
1022     LPHTTPHEADERA lphttpHdr = NULL;
1023     BOOL bSuccess = FALSE;
1024     INT index;
1025
1026     TRACE("%s:%s - 0x%08x\n", field, value, (unsigned int)dwModifier);
1027
1028     /* Adjust modifier flags */
1029     if (dwModifier & COALESCEFLASG)
1030         dwModifier |= HTTP_ADDHDR_FLAG_ADD;
1031
1032     /* Try to get index into standard header array */
1033     index = HTTP_GetStdHeaderIndex(field);
1034     if (index >= 0)
1035     {
1036         lphttpHdr = &lpwhr->StdHeaders[index];
1037     }
1038     else /* Find or create new custom header */
1039     {
1040         index = HTTP_GetCustomHeaderIndex(lpwhr, field);
1041         if (index >= 0)
1042         {
1043             if (dwModifier & HTTP_ADDHDR_FLAG_ADD_IF_NEW)
1044             {
1045                 return FALSE;
1046             }
1047             lphttpHdr = &lpwhr->pCustHeaders[index];
1048         }
1049         else
1050         {
1051             HTTPHEADERA hdr;
1052
1053             hdr.lpszField = (LPSTR)field;
1054             hdr.lpszValue = (LPSTR)value;
1055             hdr.wFlags = hdr.wCount = 0;
1056
1057             if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
1058                 hdr.wFlags |= HDR_ISREQUEST;
1059
1060             index = HTTP_InsertCustomHeader(lpwhr, &hdr);
1061             return index >= 0;
1062         }
1063     }
1064
1065     if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
1066         lphttpHdr->wFlags |= HDR_ISREQUEST;
1067     else
1068         lphttpHdr->wFlags &= ~HDR_ISREQUEST;
1069
1070     if (!lphttpHdr->lpszValue && (dwModifier & (HTTP_ADDHDR_FLAG_ADD|HTTP_ADDHDR_FLAG_ADD_IF_NEW)))
1071     {
1072         INT slen;
1073
1074         if (!lpwhr->StdHeaders[index].lpszField)
1075         {
1076             lphttpHdr->lpszField = HEAP_strdupA(GetProcessHeap(), 0, field);
1077
1078             if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
1079                 lphttpHdr->wFlags |= HDR_ISREQUEST;
1080         }
1081
1082         slen = strlen(value) + 1;
1083         lphttpHdr->lpszValue = HeapAlloc(GetProcessHeap(), 0, slen);
1084         if (lphttpHdr->lpszValue)
1085         {
1086             memcpy(lphttpHdr->lpszValue, value, slen);
1087             bSuccess = TRUE;
1088         }
1089         else
1090         {
1091             INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1092         }
1093     }
1094     else if (lphttpHdr->lpszValue)
1095     {
1096         if (dwModifier & HTTP_ADDHDR_FLAG_REPLACE)
1097         {
1098             LPSTR lpsztmp;
1099             INT len;
1100
1101             len = strlen(value);
1102
1103             if (len <= 0)
1104             {
1105                 //! if custom header delete from array
1106                 HeapFree(GetProcessHeap(), 0, lphttpHdr->lpszValue);
1107                 lphttpHdr->lpszValue = NULL;
1108                 bSuccess = TRUE;
1109             }
1110             else
1111             {
1112                 lpsztmp = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,  lphttpHdr->lpszValue, len+1);
1113                 if (lpsztmp)
1114                 {
1115                     lphttpHdr->lpszValue = lpsztmp;
1116                     strcpy(lpsztmp, value);
1117                     bSuccess = TRUE;
1118                 }
1119                 else
1120                 {
1121                     INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1122                 }
1123             }
1124         }
1125         else if (dwModifier & COALESCEFLASG)
1126         {
1127             LPSTR lpsztmp;
1128             CHAR ch = 0;
1129             INT len = 0;
1130             INT origlen = strlen(lphttpHdr->lpszValue);
1131             INT valuelen = strlen(value);
1132
1133             if (dwModifier & HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA)
1134             {
1135                 ch = ',';
1136                 lphttpHdr->wFlags |= HDR_COMMADELIMITED;
1137             }
1138             else if (dwModifier & HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON)
1139             {
1140                 ch = ';';
1141                 lphttpHdr->wFlags |= HDR_COMMADELIMITED;
1142             }
1143
1144             len = origlen + valuelen + (ch > 0) ? 1 : 0;
1145
1146             lpsztmp = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,  lphttpHdr->lpszValue, len+1);
1147             if (lpsztmp)
1148             {
1149                 /* FIXME: Increment lphttpHdr->wCount. Perhaps lpszValue should be an array */
1150                 if (ch > 0)
1151                 {
1152                     lphttpHdr->lpszValue[origlen] = ch;
1153                     origlen++;
1154                 }
1155
1156                 memcpy(&lphttpHdr->lpszValue[origlen], value, valuelen);
1157                 lphttpHdr->lpszValue[len] = '\0';
1158                 bSuccess = TRUE;
1159             }
1160             else
1161             {
1162                 INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1163             }
1164         }
1165     }
1166
1167     return bSuccess;
1168 }
1169
1170
1171 /***********************************************************************
1172  *           HTTP_CloseConnection (internal)
1173  *
1174  * Close socket connection
1175  *
1176  */
1177 VOID HTTP_CloseConnection(LPWININETHTTPREQA lpwhr)
1178 {
1179         if (lpwhr->nSocketFD != INVALID_SOCKET)
1180         {
1181                 close(lpwhr->nSocketFD);
1182                 lpwhr->nSocketFD = INVALID_SOCKET;
1183         }
1184 }
1185
1186
1187 /***********************************************************************
1188  *           HTTP_CloseHTTPRequestHandle (internal)
1189  *
1190  * Deallocate request handle
1191  *
1192  */
1193 void HTTP_CloseHTTPRequestHandle(LPWININETHTTPREQA lpwhr)
1194 {
1195     int i;
1196
1197     TRACE("\n");
1198
1199     if (lpwhr->nSocketFD != INVALID_SOCKET)
1200         HTTP_CloseConnection(lpwhr);
1201
1202     if (lpwhr->lpszPath)
1203         HeapFree(GetProcessHeap(), 0, lpwhr->lpszPath);
1204     if (lpwhr->lpszVerb)
1205         HeapFree(GetProcessHeap(), 0, lpwhr->lpszVerb);
1206     if (lpwhr->lpszHostName)
1207         HeapFree(GetProcessHeap(), 0, lpwhr->lpszHostName);
1208
1209     for (i = 0; i <= HTTP_QUERY_MAX; i++)
1210     {
1211            if (lpwhr->StdHeaders[i].lpszField)
1212             HeapFree(GetProcessHeap(), 0, lpwhr->StdHeaders[i].lpszField);
1213            if (lpwhr->StdHeaders[i].lpszValue)
1214             HeapFree(GetProcessHeap(), 0, lpwhr->StdHeaders[i].lpszValue);
1215     }
1216
1217     for (i = 0; i < lpwhr->nCustHeaders; i++)
1218     {
1219            if (lpwhr->pCustHeaders[i].lpszField)
1220             HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders[i].lpszField);
1221            if (lpwhr->pCustHeaders[i].lpszValue)
1222             HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders[i].lpszValue);
1223     }
1224
1225     HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders);
1226     HeapFree(GetProcessHeap(), 0, lpwhr);
1227 }
1228
1229
1230 /***********************************************************************
1231  *           HTTP_CloseHTTPSessionHandle (internal)
1232  *
1233  * Deallocate session handle
1234  *
1235  */
1236 void HTTP_CloseHTTPSessionHandle(LPWININETHTTPSESSIONA lpwhs)
1237 {
1238     TRACE("\n");
1239
1240     if (lpwhs->lpszServerName)
1241         HeapFree(GetProcessHeap(), 0, lpwhs->lpszServerName);
1242     if (lpwhs->lpszUserName)
1243         HeapFree(GetProcessHeap(), 0, lpwhs->lpszUserName);
1244     HeapFree(GetProcessHeap(), 0, lpwhs);
1245 }
1246
1247
1248 /***********************************************************************
1249  *           HTTP_GetCustomHeaderIndex (internal)
1250  *
1251  * Return index of custom header from header array
1252  *
1253  */
1254 INT HTTP_GetCustomHeaderIndex(LPWININETHTTPREQA lpwhr, LPCSTR lpszField)
1255 {
1256     INT index;
1257
1258     TRACE("%s\n", lpszField);
1259
1260     for (index = 0; index < lpwhr->nCustHeaders; index++)
1261     {
1262         if (!strcasecmp(lpwhr->pCustHeaders[index].lpszField, lpszField))
1263             break;
1264
1265     }
1266
1267     if (index >= lpwhr->nCustHeaders)
1268         index = -1;
1269
1270     TRACE("Return: %d\n", index);
1271     return index;
1272 }
1273
1274
1275 /***********************************************************************
1276  *           HTTP_InsertCustomHeader (internal)
1277  *
1278  * Insert header into array
1279  *
1280  */
1281 INT HTTP_InsertCustomHeader(LPWININETHTTPREQA lpwhr, LPHTTPHEADERA lpHdr)
1282 {
1283     INT count;
1284     LPHTTPHEADERA lph = NULL;
1285
1286     TRACE("%s: %s\n", lpHdr->lpszField, lpHdr->lpszValue);
1287     count = lpwhr->nCustHeaders + 1;
1288     if (count > 1)
1289         lph = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, lpwhr->pCustHeaders, sizeof(HTTPHEADERA) * count);
1290     else
1291         lph = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(HTTPHEADERA) * count);
1292
1293     if (NULL != lph)
1294     {
1295         lpwhr->pCustHeaders = lph;
1296         lpwhr->pCustHeaders[count-1].lpszField = HEAP_strdupA(GetProcessHeap(), 0, lpHdr->lpszField);
1297         lpwhr->pCustHeaders[count-1].lpszValue = HEAP_strdupA(GetProcessHeap(), 0, lpHdr->lpszValue);
1298         lpwhr->pCustHeaders[count-1].wFlags = lpHdr->wFlags;
1299         lpwhr->pCustHeaders[count-1].wCount= lpHdr->wCount;
1300         lpwhr->nCustHeaders++;
1301     }
1302     else
1303     {
1304         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1305         count = 0;
1306     }
1307
1308     TRACE("%d <--\n", count-1);
1309     return count - 1;
1310 }
1311
1312
1313 /***********************************************************************
1314  *           HTTP_DeleteCustomHeader (internal)
1315  *
1316  * Delete header from array
1317  *
1318  */
1319 BOOL HTTP_DeleteCustomHeader(INT index)
1320 {
1321     TRACE("\n");
1322     return FALSE;
1323 }