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     } else {
 247         lpwhr->lpszHostName = HEAP_strdupA(GetProcessHeap(), 0,
 248                                            lpwhs->lpszServerName);
 249     }
 250
 251     if (hIC->lpfnStatusCB)
 252     {
 253         INTERNET_ASYNC_RESULT iar;
 254
 255         iar.dwResult = (DWORD)lpwhr;
 256         iar.dwError = ERROR_SUCCESS;
 257
 258         hIC->lpfnStatusCB(hHttpSession, dwContext, INTERNET_STATUS_HANDLE_CREATED,
 259              &iar, sizeof(INTERNET_ASYNC_RESULT));
 260     }
 261
 262     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
 263     {
 264         INTERNET_ASYNC_RESULT iar;
 265
 266         iar.dwResult = (DWORD)lpwhr;
 267         iar.dwError = lpwhr ? ERROR_SUCCESS : INTERNET_GetLastError();
 268         hIC->lpfnStatusCB(hHttpSession, dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
 269             &iar, sizeof(INTERNET_ASYNC_RESULT));
 270     }
 271
 272     return (HINTERNET) lpwhr;
 273 }
 274
 275
 276 /***********************************************************************
 277  *           HttpQueryInfoA (WININET.74)
 278  *
 279  * Queries for information about an HTTP request
 280  *
 281  * RETURNS
 282  *    TRUE  on success
 283  *    FALSE on failure
 284  *
 285  */
 286 BOOL WINAPI HttpQueryInfoA(HINTERNET hHttpRequest, DWORD dwInfoLevel,
 287         LPVOID lpBuffer, LPDWORD lpdwBufferLength, LPDWORD lpdwIndex)
 288 {
 289     LPHTTPHEADERA lphttpHdr = NULL;
 290     BOOL bSuccess = FALSE;
 291     LPWININETHTTPREQA lpwhr = (LPWININETHTTPREQA) hHttpRequest;
 292
 293     TRACE("(0x%08lx)--> %ld\n", dwInfoLevel, dwInfoLevel);
 294
 295     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
 296     {
 297         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 298         return FALSE;
 299     }
 300
 301     /* Find requested header structure */
 302     if ((dwInfoLevel & ~HTTP_QUERY_MODIFIER_FLAGS_MASK) == HTTP_QUERY_CUSTOM)
 303     {
 304         INT index = HTTP_GetCustomHeaderIndex(lpwhr, (LPSTR)lpBuffer);
 305
 306         if (index < 0)
 307             goto lend;
 308
 309         lphttpHdr = &lpwhr->pCustHeaders[index];
 310     }
 311     else
 312     {
 313         INT index = dwInfoLevel & ~HTTP_QUERY_MODIFIER_FLAGS_MASK;
 314
 315         if (index == HTTP_QUERY_RAW_HEADERS_CRLF || index == HTTP_QUERY_RAW_HEADERS)
 316         {
 317             INT i, delim, size = 0, cnt = 0;
 318
 319             delim = index == HTTP_QUERY_RAW_HEADERS_CRLF ? 2 : 1;
 320
 321            /* Calculate length of custom reuqest headers */
 322            for (i = 0; i < lpwhr->nCustHeaders; i++)
 323            {
 324                if ((~lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST) && lpwhr->pCustHeaders[i].lpszField &&
 325                    lpwhr->pCustHeaders[i].lpszValue)
 326                {
 327                   size += strlen(lpwhr->pCustHeaders[i].lpszField) +
 328                        strlen(lpwhr->pCustHeaders[i].lpszValue) + delim + 2;
 329                }
 330            }
 331
 332            /* Calculate the length of stadard request headers */
 333            for (i = 0; i <= HTTP_QUERY_MAX; i++)
 334            {
 335               if ((~lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST) && lpwhr->StdHeaders[i].lpszField &&
 336                    lpwhr->StdHeaders[i].lpszValue)
 337               {
 338                  size += strlen(lpwhr->StdHeaders[i].lpszField) +
 339                     strlen(lpwhr->StdHeaders[i].lpszValue) + delim + 2;
 340               }
 341            }
 342
 343            size += delim;
 344
 345            if (size + 1 > *lpdwBufferLength)
 346            {
 347               *lpdwBufferLength = size + 1;
 348               INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
 349               goto lend;
 350            }
 351
 352            /* Append standard request heades */
 353            for (i = 0; i <= HTTP_QUERY_MAX; i++)
 354            {
 355                if ((~lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST) &&
 356                                            lpwhr->StdHeaders[i].lpszField &&
 357                                            lpwhr->StdHeaders[i].lpszValue)
 358                {
 359                    cnt += sprintf(lpBuffer + cnt, "%s: %s%s", lpwhr->StdHeaders[i].lpszField, lpwhr->StdHeaders[i].lpszValue,
 360                           index == HTTP_QUERY_RAW_HEADERS_CRLF ? "\r\n" : "\0");
 361                }
 362             }
 363
 364             /* Append custom request heades */
 365             for (i = 0; i < lpwhr->nCustHeaders; i++)
 366             {
 367                 if ((~lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST) &&
 368                                                 lpwhr->pCustHeaders[i].lpszField &&
 369                                                 lpwhr->pCustHeaders[i].lpszValue)
 370                 {
 371                    cnt += sprintf(lpBuffer + cnt, "%s: %s%s",
 372                     lpwhr->pCustHeaders[i].lpszField, lpwhr->pCustHeaders[i].lpszValue,
 373                                         index == HTTP_QUERY_RAW_HEADERS_CRLF ? "\r\n" : "\0");
 374                 }
 375             }
 376
 377             strcpy(lpBuffer + cnt, index == HTTP_QUERY_RAW_HEADERS_CRLF ? "\r\n" : "");
 378
 379            *lpdwBufferLength = cnt + delim;
 380            bSuccess = TRUE;
 381                 goto lend;
 382         }
 383         else if (index >= 0 && index <= HTTP_QUERY_MAX && lpwhr->StdHeaders[index].lpszValue)
 384         {
 385             lphttpHdr = &lpwhr->StdHeaders[index];
 386         }
 387         else
 388             goto lend;
 389     }
 390
 391     /* Ensure header satisifies requested attributes */
 392     if ((dwInfoLevel & HTTP_QUERY_FLAG_REQUEST_HEADERS) &&
 393             (~lphttpHdr->wFlags & HDR_ISREQUEST))
 394         goto lend;
 395
 396     /* coalesce value to reuqested type */
 397     if (dwInfoLevel & HTTP_QUERY_FLAG_NUMBER)
 398     {
 399        *(int *)lpBuffer = atoi(lphttpHdr->lpszValue);
 400            bSuccess = TRUE;
 401     }
 402     else if (dwInfoLevel & HTTP_QUERY_FLAG_SYSTEMTIME)
 403     {
 404         time_t tmpTime;
 405         struct tm tmpTM;
 406         SYSTEMTIME *STHook;
 407
 408         tmpTime = ConvertTimeString(lphttpHdr->lpszValue);
 409
 410         tmpTM = *gmtime(&tmpTime);
 411         STHook = (SYSTEMTIME *) lpBuffer;
 412         if(STHook==NULL)
 413             goto lend;
 414
 415             STHook->wDay = tmpTM.tm_mday;
 416             STHook->wHour = tmpTM.tm_hour;
 417             STHook->wMilliseconds = 0;
 418             STHook->wMinute = tmpTM.tm_min;
 419             STHook->wDayOfWeek = tmpTM.tm_wday;
 420             STHook->wMonth = tmpTM.tm_mon + 1;
 421             STHook->wSecond = tmpTM.tm_sec;
 422             STHook->wYear = tmpTM.tm_year;
 423
 424             bSuccess = TRUE;
 425     }
 426     else if (dwInfoLevel & HTTP_QUERY_FLAG_COALESCE)
 427     {
 428             if (*lpdwIndex >= lphttpHdr->wCount)
 429                 {
 430                 INTERNET_SetLastError(ERROR_HTTP_HEADER_NOT_FOUND);
 431                 }
 432             else
 433             {
 434             //! Copy strncpy(lpBuffer, lphttpHdr[*lpdwIndex], len);
 435             (*lpdwIndex)++;
 436             }
 437     }
 438     else
 439     {
 440         INT len = strlen(lphttpHdr->lpszValue);
 441
 442         if (len + 1 > *lpdwBufferLength)
 443         {
 444             *lpdwBufferLength = len + 1;
 445             INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
 446             goto lend;
 447         }
 448
 449         strncpy(lpBuffer, lphttpHdr->lpszValue, len);
 450         *lpdwBufferLength = len;
 451         bSuccess = TRUE;
 452     }
 453
 454 lend:
 455     TRACE("%d <--\n", bSuccess);
 456     return bSuccess;
 457 }
 458
 459
 460 /***********************************************************************
 461  *           HttpSendRequestExA (WININET)
 462  *
 463  * Sends the specified request to the HTTP server and allows chunked
 464  * transfers
 465  */
 466 BOOL WINAPI HttpSendRequestExA(HINTERNET hRequest,
 467                                LPINTERNET_BUFFERSA lpBuffersIn,
 468                                LPINTERNET_BUFFERSA lpBuffersOut,
 469                                DWORD dwFlags, DWORD dwContext)
 470 {
 471   FIXME("(%p, %p, %p, %08lx, %08lx): stub\n", hRequest, lpBuffersIn,
 472         lpBuffersOut, dwFlags, dwContext);
 473   return FALSE;
 474 }
 475
 476 /***********************************************************************
 477  *           HttpSendRequestA (WININET.76)
 478  *
 479  * Sends the specified request to the HTTP server
 480  *
 481  * RETURNS
 482  *    TRUE  on success
 483  *    FALSE on failure
 484  *
 485  */
 486 BOOL WINAPI HttpSendRequestA(HINTERNET hHttpRequest, LPCSTR lpszHeaders,
 487         DWORD dwHeaderLength, LPVOID lpOptional ,DWORD dwOptionalLength)
 488 {
 489     LPWININETHTTPREQA lpwhr = (LPWININETHTTPREQA) hHttpRequest;
 490     LPWININETHTTPSESSIONA lpwhs = NULL;
 491     LPWININETAPPINFOA hIC = NULL;
 492
 493     TRACE("0x%08lx\n", (unsigned long)hHttpRequest);
 494
 495     if (NULL == lpwhr || lpwhr->hdr.htype != WH_HHTTPREQ)
 496     {
 497         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 498         return FALSE;
 499     }
 500
 501     lpwhs = (LPWININETHTTPSESSIONA) lpwhr->hdr.lpwhparent;
 502     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
 503     {
 504         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 505         return FALSE;
 506     }
 507
 508     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
 509     if (NULL == hIC ||  hIC->hdr.htype != WH_HINIT)
 510     {
 511         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 512         return FALSE;
 513     }
 514
 515     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
 516     {
 517         WORKREQUEST workRequest;
 518
 519         workRequest.asyncall = HTTPSENDREQUESTA;
 520         workRequest.HFTPSESSION = (DWORD)hHttpRequest;
 521         workRequest.LPSZHEADER = (DWORD)HEAP_strdupA(GetProcessHeap(), 0, lpszHeaders);
 522         workRequest.DWHEADERLENGTH = dwHeaderLength;
 523         workRequest.LPOPTIONAL = (DWORD)lpOptional;
 524         workRequest.DWOPTIONALLENGTH = dwOptionalLength;
 525
 526         return INTERNET_AsyncCall(&workRequest);
 527     }
 528     else
 529     {
 530         return HTTP_HttpSendRequestA(hHttpRequest, lpszHeaders,
 531                 dwHeaderLength, lpOptional, dwOptionalLength);
 532     }
 533 }
 534
 535
 536 /***********************************************************************
 537  *           HTTP_HttpSendRequestA (internal)
 538  *
 539  * Sends the specified request to the HTTP server
 540  *
 541  * RETURNS
 542  *    TRUE  on success
 543  *    FALSE on failure
 544  *
 545  */
 546 BOOL WINAPI HTTP_HttpSendRequestA(HINTERNET hHttpRequest, LPCSTR lpszHeaders,
 547         DWORD dwHeaderLength, LPVOID lpOptional ,DWORD dwOptionalLength)
 548 {
 549     INT cnt;
 550     INT i;
 551     BOOL bSuccess = FALSE;
 552     LPSTR requestString = NULL;
 553     INT requestStringLen;
 554     INT headerLength = 0;
 555     LPWININETHTTPREQA lpwhr = (LPWININETHTTPREQA) hHttpRequest;
 556     LPWININETHTTPSESSIONA lpwhs = NULL;
 557     LPWININETAPPINFOA hIC = NULL;
 558
 559     TRACE("0x%08lx\n", (ULONG)hHttpRequest);
 560
 561     /* Verify our tree of internet handles */
 562     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
 563     {
 564         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 565         return FALSE;
 566     }
 567
 568     lpwhs = (LPWININETHTTPSESSIONA) lpwhr->hdr.lpwhparent;
 569     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
 570     {
 571         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 572         return FALSE;
 573     }
 574
 575     hIC = (LPWININETAPPINFOA) lpwhs->hdr.lpwhparent;
 576     if (NULL == hIC ||  hIC->hdr.htype != WH_HINIT)
 577     {
 578         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
 579         return FALSE;
 580     }
 581
 582     /* Clear any error information */
 583     INTERNET_SetLastError(0);
 584
 585     /* We must have a verb */
 586     if (NULL == lpwhr->lpszVerb)
 587     {
 588             goto lend;
 589     }
 590
 591     /* If we don't have a path we set it to root */
 592     if (NULL == lpwhr->lpszPath)
 593         lpwhr->lpszPath = HEAP_strdupA(GetProcessHeap(), 0, "/");
 594
 595     /* Calculate length of request string */
 596     requestStringLen =
 597         strlen(lpwhr->lpszVerb) +
 598         strlen(lpwhr->lpszPath) +
 599         (lpwhr->lpszHostName ? (strlen(HTTPHOSTHEADER) + strlen(lpwhr->lpszHostName)) : 0) +
 600         strlen(HTTPHEADER) +
 601         5; /* " \r\n\r\n" */
 602
 603     /* Add length of passed headers */
 604     if (lpszHeaders)
 605     {
 606         headerLength = -1 == dwHeaderLength ?  strlen(lpszHeaders) : dwHeaderLength;
 607         requestStringLen += headerLength +  2; /* \r\n */
 608     }
 609
 610     /* Calculate length of custom request headers */
 611     for (i = 0; i < lpwhr->nCustHeaders; i++)
 612     {
 613             if (lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST)
 614             {
 615             requestStringLen += strlen(lpwhr->pCustHeaders[i].lpszField) +
 616                 strlen(lpwhr->pCustHeaders[i].lpszValue) + 4; /*: \r\n */
 617             }
 618     }
 619
 620     /* Calculate the length of standard request headers */
 621     for (i = 0; i <= HTTP_QUERY_MAX; i++)
 622     {
 623        if (lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST)
 624        {
 625           requestStringLen += strlen(lpwhr->StdHeaders[i].lpszField) +
 626              strlen(lpwhr->StdHeaders[i].lpszValue) + 4; /*: \r\n */
 627        }
 628     }
 629
 630     /* Allocate string to hold entire request */
 631     requestString = HeapAlloc(GetProcessHeap(), 0, requestStringLen + 1);
 632     if (NULL == requestString)
 633     {
 634         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
 635         goto lend;
 636     }
 637
 638     /* Build request string */
 639     cnt = sprintf(requestString, "%s %s%s%s",
 640         lpwhr->lpszVerb,
 641         lpwhr->lpszPath,
 642         lpwhr->lpszHostName ? (HTTPHEADER HTTPHOSTHEADER) : HTTPHEADER,
 643         lpwhr->lpszHostName ? lpwhr->lpszHostName : "");
 644
 645     /* Append standard request headers */
 646     for (i = 0; i <= HTTP_QUERY_MAX; i++)
 647     {
 648        if (lpwhr->StdHeaders[i].wFlags & HDR_ISREQUEST)
 649        {
 650            cnt += sprintf(requestString + cnt, "\r\n%s: %s",
 651                lpwhr->StdHeaders[i].lpszField, lpwhr->StdHeaders[i].lpszValue);
 652        }
 653     }
 654
 655     /* Append custom request heades */
 656     for (i = 0; i < lpwhr->nCustHeaders; i++)
 657     {
 658        if (lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST)
 659        {
 660            cnt += sprintf(requestString + cnt, "\r\n%s: %s",
 661                lpwhr->pCustHeaders[i].lpszField, lpwhr->pCustHeaders[i].lpszValue);
 662        }
 663     }
 664
 665     /* Append passed request headers */
 666     if (lpszHeaders)
 667     {
 668         strcpy(requestString + cnt, "\r\n");
 669         cnt += 2;
 670         strcpy(requestString + cnt, lpszHeaders);
 671         cnt += headerLength;
 672     }
 673
 674     /* Set termination string for request */
 675     strcpy(requestString + cnt, "\r\n\r\n");
 676
 677     if (hIC->lpfnStatusCB)
 678         hIC->lpfnStatusCB(hHttpRequest, lpwhr->hdr.dwContext, INTERNET_STATUS_SENDING_REQUEST, NULL, 0);
 679
 680     TRACE("(%s) len(%d)\n", requestString, requestStringLen);
 681     /* Send the request and store the results */
 682     if (!HTTP_OpenConnection(lpwhr))
 683         goto lend;
 684
 685     cnt = INTERNET_WriteDataToStream(lpwhr->nSocketFD, requestString, requestStringLen);
 686
 687     if (cnt < 0)
 688         goto lend;
 689
 690     if (HTTP_GetResponseHeaders(lpwhr))
 691             bSuccess = TRUE;
 692
 693 lend:
 694
 695     if (requestString)
 696         HeapFree(GetProcessHeap(), 0, requestString);
 697
 698     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC  && hIC->lpfnStatusCB)
 699     {
 700         INTERNET_ASYNC_RESULT iar;
 701
 702         iar.dwResult = (DWORD)bSuccess;
 703         iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
 704         hIC->lpfnStatusCB(hHttpRequest, lpwhr->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
 705             &iar, sizeof(INTERNET_ASYNC_RESULT));
 706     }
 707
 708     TRACE("<--\n");
 709     return bSuccess;
 710 }
 711
 712
 713 /***********************************************************************
 714  *           HTTP_Connect  (internal)
 715  *
 716  * Create http session handle
 717  *
 718  * RETURNS
 719  *   HINTERNET a session handle on success
 720  *   NULL on failure
 721  *
 722  */
 723 HINTERNET HTTP_Connect(HINTERNET hInternet, LPCSTR lpszServerName,
 724         INTERNET_PORT nServerPort, LPCSTR lpszUserName,
 725         LPCSTR lpszPassword, DWORD dwFlags, DWORD dwContext)
 726 {
 727     BOOL bSuccess = FALSE;
 728     LPWININETAPPINFOA hIC = NULL;
 729     LPWININETHTTPSESSIONA lpwhs = NULL;
 730
 731     TRACE("\n");
 732
 733     if (((LPWININETHANDLEHEADER)hInternet)->htype != WH_HINIT)
 734         goto lerror;
 735
 736     hIC = (LPWININETAPPINFOA) hInternet;
 737
 738     lpwhs = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WININETHTTPSESSIONA));
 739     if (NULL == lpwhs)
 740     {
 741         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
 742         goto lerror;
 743     }
 744
 745     if (hIC->lpfnStatusCB)
 746         hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_RESOLVING_NAME,
 747            (LPVOID)lpszServerName, strlen(lpszServerName));
 748
 749     if (nServerPort == INTERNET_INVALID_PORT_NUMBER)
 750         nServerPort = INTERNET_DEFAULT_HTTP_PORT;
 751
 752     if (!GetAddress(lpszServerName, nServerPort, &lpwhs->phostent, &lpwhs->socketAddress))
 753     {
 754             INTERNET_SetLastError(ERROR_INTERNET_NAME_NOT_RESOLVED);
 755             goto lerror;
 756     }
 757
 758     if (hIC->lpfnStatusCB)
 759         hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_NAME_RESOLVED,
 760            (LPVOID)lpszServerName, strlen(lpszServerName));
 761
 762     lpwhs->hdr.htype = WH_HHTTPSESSION;
 763     lpwhs->hdr.lpwhparent = (LPWININETHANDLEHEADER)hInternet;
 764     lpwhs->hdr.dwFlags = dwFlags;
 765     lpwhs->hdr.dwContext = dwContext;
 766     if (NULL != lpszServerName)
 767         lpwhs->lpszServerName = HEAP_strdupA(GetProcessHeap(), 0, lpszServerName);
 768     if (NULL != lpszUserName)
 769         lpwhs->lpszUserName = HEAP_strdupA(GetProcessHeap(), 0, lpszUserName);
 770     lpwhs->nServerPort = nServerPort;
 771
 772     if (hIC->lpfnStatusCB)
 773     {
 774         INTERNET_ASYNC_RESULT iar;
 775
 776         iar.dwResult = (DWORD)lpwhs;
 777         iar.dwError = ERROR_SUCCESS;
 778
 779         hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_HANDLE_CREATED,
 780              &iar, sizeof(INTERNET_ASYNC_RESULT));
 781     }
 782
 783     bSuccess = TRUE;
 784
 785 lerror:
 786     if (!bSuccess && lpwhs)
 787     {
 788         HeapFree(GetProcessHeap(), 0, lpwhs);
 789         lpwhs = NULL;
 790     }
 791
 792     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC && hIC->lpfnStatusCB)
 793     {
 794         INTERNET_ASYNC_RESULT iar;
 795
 796         iar.dwResult = (DWORD)lpwhs;
 797         iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
 798         hIC->lpfnStatusCB(hInternet, dwContext, INTERNET_STATUS_REQUEST_COMPLETE,
 799             &iar, sizeof(INTERNET_ASYNC_RESULT));
 800     }
 801 TRACE("<--\n");
 802     return (HINTERNET)lpwhs;
 803 }
 804
 805
 806 /***********************************************************************
 807  *           HTTP_OpenConnection (internal)
 808  *
 809  * Connect to a web server
 810  *
 811  * RETURNS
 812  *
 813  *   TRUE  on success
 814  *   FALSE on failure
 815  */
 816 BOOL HTTP_OpenConnection(LPWININETHTTPREQA lpwhr)
 817 {
 818     BOOL bSuccess = FALSE;
 819     INT result;
 820     LPWININETHTTPSESSIONA lpwhs;
 821
 822     TRACE("\n");
 823
 824     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
 825     {
 826         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
 827         goto lend;
 828     }
 829
 830     lpwhs = (LPWININETHTTPSESSIONA)lpwhr->hdr.lpwhparent;
 831
 832     lpwhr->nSocketFD = socket(lpwhs->phostent->h_addrtype,SOCK_STREAM,0);
 833     if (INVALID_SOCKET == lpwhr->nSocketFD)
 834     {
 835         WARN("Socket creation failed\n");
 836         goto lend;
 837     }
 838
 839     result = connect(lpwhr->nSocketFD, (struct sockaddr *)&lpwhs->socketAddress,
 840         sizeof(lpwhs->socketAddress));
 841
 842     if (SOCKET_ERROR == result)
 843     {
 844        WARN("Unable to connect to host (%s)\n", strerror(errno));
 845        goto lend;
 846     }
 847
 848     bSuccess = TRUE;
 849
 850 lend:
 851     TRACE(": %d\n", bSuccess);
 852     return bSuccess;
 853 }
 854
 855
 856 /***********************************************************************
 857  *           HTTP_GetResponseHeaders (internal)
 858  *
 859  * Read server response
 860  *
 861  * RETURNS
 862  *
 863  *   TRUE  on success
 864  *   FALSE on error
 865  */
 866 BOOL HTTP_GetResponseHeaders(LPWININETHTTPREQA lpwhr)
 867 {
 868     INT cbreaks = 0;
 869     CHAR buffer[MAX_REPLY_LEN];
 870     DWORD buflen = MAX_REPLY_LEN;
 871     BOOL bSuccess = FALSE;
 872     CHAR value[MAX_FIELD_VALUE_LEN], field[MAX_FIELD_LEN];
 873
 874     TRACE("\n");
 875
 876     if (INVALID_SOCKET == lpwhr->nSocketFD)
 877         goto lend;
 878
 879     /*
 880      * We should first receive 'HTTP/1.x nnn' where nnn is the status code.
 881      */
 882     if (!INTERNET_GetNextLine(lpwhr->nSocketFD, buffer, &buflen))
 883         goto lend;
 884
 885     if (strncmp(buffer, "HTTP", 4) != 0)
 886         goto lend;
 887
 888     buffer[12]='\0';
 889     HTTP_ProcessHeader(lpwhr, "Status", buffer+9, (HTTP_ADDREQ_FLAG_ADD | HTTP_ADDREQ_FLAG_REPLACE));
 890
 891     /* Parse each response line */
 892     do
 893     {
 894         buflen = MAX_REPLY_LEN;
 895         if (INTERNET_GetNextLine(lpwhr->nSocketFD, buffer, &buflen))
 896         {
 897             if (!HTTP_InterpretHttpHeader(buffer, field, MAX_FIELD_LEN, value, MAX_FIELD_VALUE_LEN))
 898                 break;
 899
 900             HTTP_ProcessHeader(lpwhr, field, value, (HTTP_ADDREQ_FLAG_ADD | HTTP_ADDREQ_FLAG_REPLACE));
 901         }
 902         else
 903         {
 904             cbreaks++;
 905             if (cbreaks >= 2)
 906                break;
 907         }
 908     }while(1);
 909
 910     bSuccess = TRUE;
 911
 912 lend:
 913
 914     return bSuccess;
 915 }
 916
 917
 918 /***********************************************************************
 919  *           HTTP_InterpretHttpHeader (internal)
 920  *
 921  * Parse server response
 922  *
 923  * RETURNS
 924  *
 925  *   TRUE  on success
 926  *   FALSE on error
 927  */
 928 INT stripSpaces(LPCSTR lpszSrc, LPSTR lpszStart, INT *len)
 929 {
 930     LPCSTR lpsztmp;
 931     INT srclen;
 932
 933     srclen = 0;
 934
 935     while (*lpszSrc == ' ' && *lpszSrc != '\0')
 936         lpszSrc++;
 937
 938     lpsztmp = lpszSrc;
 939     while(*lpsztmp != '\0')
 940     {
 941         if (*lpsztmp != ' ')
 942             srclen = lpsztmp - lpszSrc + 1;
 943
 944         lpsztmp++;
 945     }
 946
 947     *len = min(*len, srclen);
 948     strncpy(lpszStart, lpszSrc, *len);
 949     lpszStart[*len] = '\0';
 950
 951     return *len;
 952 }
 953
 954
 955 BOOL HTTP_InterpretHttpHeader(LPSTR buffer, LPSTR field, INT fieldlen, LPSTR value, INT valuelen)
 956 {
 957     CHAR *pd;
 958     BOOL bSuccess = FALSE;
 959
 960     TRACE("\n");
 961
 962     *field = '\0';
 963     *value = '\0';
 964
 965     pd = strchr(buffer, ':');
 966     if (pd)
 967     {
 968         *pd = '\0';
 969         if (stripSpaces(buffer, field, &fieldlen) > 0)
 970         {
 971             if (stripSpaces(pd+1, value, &valuelen) > 0)
 972                 bSuccess = TRUE;
 973         }
 974     }
 975
 976     TRACE("%d: field(%s) Value(%s)\n", bSuccess, field, value);
 977     return bSuccess;
 978 }
 979
 980
 981 /***********************************************************************
 982  *           HTTP_GetStdHeaderIndex (internal)
 983  *
 984  * Lookup field index in standard http header array
 985  *
 986  * FIXME: This should be stuffed into a hash table
 987  */
 988 INT HTTP_GetStdHeaderIndex(LPCSTR lpszField)
 989 {
 990     INT index = -1;
 991
 992     if (!strcasecmp(lpszField, "Content-Length"))
 993         index = HTTP_QUERY_CONTENT_LENGTH;
 994     else if (!strcasecmp(lpszField,"Status"))
 995         index = HTTP_QUERY_STATUS_CODE;
 996     else if (!strcasecmp(lpszField,"Content-Type"))
 997         index = HTTP_QUERY_CONTENT_TYPE;
 998     else if (!strcasecmp(lpszField,"Last-Modified"))
 999         index = HTTP_QUERY_LAST_MODIFIED;
1000     else if (!strcasecmp(lpszField,"Location"))
1001         index = HTTP_QUERY_LOCATION;
1002     else if (!strcasecmp(lpszField,"Accept"))
1003         index = HTTP_QUERY_ACCEPT;
1004     else if (!strcasecmp(lpszField,"Referer"))
1005         index = HTTP_QUERY_REFERER;
1006     else if (!strcasecmp(lpszField,"Content-Transfer-Encoding"))
1007         index = HTTP_QUERY_CONTENT_TRANSFER_ENCODING;
1008     else if (!strcasecmp(lpszField,"Date"))
1009         index = HTTP_QUERY_DATE;
1010     else if (!strcasecmp(lpszField,"Server"))
1011         index = HTTP_QUERY_SERVER;
1012     else if (!strcasecmp(lpszField,"Connection"))
1013         index = HTTP_QUERY_CONNECTION;
1014     else if (!strcasecmp(lpszField,"ETag"))
1015         index = HTTP_QUERY_ETAG;
1016     else if (!strcasecmp(lpszField,"Accept-Ranges"))
1017         index = HTTP_QUERY_ACCEPT_RANGES;
1018     else if (!strcasecmp(lpszField,"Expires"))
1019         index = HTTP_QUERY_EXPIRES;
1020     else if (!strcasecmp(lpszField,"Mime-Version"))
1021         index = HTTP_QUERY_MIME_VERSION;
1022     else
1023     {
1024        FIXME("Couldn't find %s in standard header table\n", lpszField);
1025     }
1026
1027     return index;
1028 }
1029
1030
1031 /***********************************************************************
1032  *           HTTP_ProcessHeader (internal)
1033  *
1034  * Stuff header into header tables according to <dwModifier>
1035  *
1036  */
1037
1038 #define COALESCEFLASG (HTTP_ADDHDR_FLAG_COALESCE|HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA|HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON)
1039
1040 BOOL HTTP_ProcessHeader(LPWININETHTTPREQA lpwhr, LPCSTR field, LPCSTR value, DWORD dwModifier)
1041 {
1042     LPHTTPHEADERA lphttpHdr = NULL;
1043     BOOL bSuccess = FALSE;
1044     INT index;
1045
1046     TRACE("%s:%s - 0x%08x\n", field, value, (unsigned int)dwModifier);
1047
1048     /* Adjust modifier flags */
1049     if (dwModifier & COALESCEFLASG)
1050         dwModifier |= HTTP_ADDHDR_FLAG_ADD;
1051
1052     /* Try to get index into standard header array */
1053     index = HTTP_GetStdHeaderIndex(field);
1054     if (index >= 0)
1055     {
1056         lphttpHdr = &lpwhr->StdHeaders[index];
1057     }
1058     else /* Find or create new custom header */
1059     {
1060         index = HTTP_GetCustomHeaderIndex(lpwhr, field);
1061         if (index >= 0)
1062         {
1063             if (dwModifier & HTTP_ADDHDR_FLAG_ADD_IF_NEW)
1064             {
1065                 return FALSE;
1066             }
1067             lphttpHdr = &lpwhr->pCustHeaders[index];
1068         }
1069         else
1070         {
1071             HTTPHEADERA hdr;
1072
1073             hdr.lpszField = (LPSTR)field;
1074             hdr.lpszValue = (LPSTR)value;
1075             hdr.wFlags = hdr.wCount = 0;
1076
1077             if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
1078                 hdr.wFlags |= HDR_ISREQUEST;
1079
1080             index = HTTP_InsertCustomHeader(lpwhr, &hdr);
1081             return index >= 0;
1082         }
1083     }
1084
1085     if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
1086         lphttpHdr->wFlags |= HDR_ISREQUEST;
1087     else
1088         lphttpHdr->wFlags &= ~HDR_ISREQUEST;
1089
1090     if (!lphttpHdr->lpszValue && (dwModifier & (HTTP_ADDHDR_FLAG_ADD|HTTP_ADDHDR_FLAG_ADD_IF_NEW)))
1091     {
1092         INT slen;
1093
1094         if (!lpwhr->StdHeaders[index].lpszField)
1095         {
1096             lphttpHdr->lpszField = HEAP_strdupA(GetProcessHeap(), 0, field);
1097
1098             if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
1099                 lphttpHdr->wFlags |= HDR_ISREQUEST;
1100         }
1101
1102         slen = strlen(value) + 1;
1103         lphttpHdr->lpszValue = HeapAlloc(GetProcessHeap(), 0, slen);
1104         if (lphttpHdr->lpszValue)
1105         {
1106             memcpy(lphttpHdr->lpszValue, value, slen);
1107             bSuccess = TRUE;
1108         }
1109         else
1110         {
1111             INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1112         }
1113     }
1114     else if (lphttpHdr->lpszValue)
1115     {
1116         if (dwModifier & HTTP_ADDHDR_FLAG_REPLACE)
1117         {
1118             LPSTR lpsztmp;
1119             INT len;
1120
1121             len = strlen(value);
1122
1123             if (len <= 0)
1124             {
1125                 //! if custom header delete from array
1126                 HeapFree(GetProcessHeap(), 0, lphttpHdr->lpszValue);
1127                 lphttpHdr->lpszValue = NULL;
1128                 bSuccess = TRUE;
1129             }
1130             else
1131             {
1132                 lpsztmp = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,  lphttpHdr->lpszValue, len+1);
1133                 if (lpsztmp)
1134                 {
1135                     lphttpHdr->lpszValue = lpsztmp;
1136                     strcpy(lpsztmp, value);
1137                     bSuccess = TRUE;
1138                 }
1139                 else
1140                 {
1141                     INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1142                 }
1143             }
1144         }
1145         else if (dwModifier & COALESCEFLASG)
1146         {
1147             LPSTR lpsztmp;
1148             CHAR ch = 0;
1149             INT len = 0;
1150             INT origlen = strlen(lphttpHdr->lpszValue);
1151             INT valuelen = strlen(value);
1152
1153             if (dwModifier & HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA)
1154             {
1155                 ch = ',';
1156                 lphttpHdr->wFlags |= HDR_COMMADELIMITED;
1157             }
1158             else if (dwModifier & HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON)
1159             {
1160                 ch = ';';
1161                 lphttpHdr->wFlags |= HDR_COMMADELIMITED;
1162             }
1163
1164             len = origlen + valuelen + (ch > 0) ? 1 : 0;
1165
1166             lpsztmp = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,  lphttpHdr->lpszValue, len+1);
1167             if (lpsztmp)
1168             {
1169                 /* FIXME: Increment lphttpHdr->wCount. Perhaps lpszValue should be an array */
1170                 if (ch > 0)
1171                 {
1172                     lphttpHdr->lpszValue[origlen] = ch;
1173                     origlen++;
1174                 }
1175
1176                 memcpy(&lphttpHdr->lpszValue[origlen], value, valuelen);
1177                 lphttpHdr->lpszValue[len] = '\0';
1178                 bSuccess = TRUE;
1179             }
1180             else
1181             {
1182                 INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1183             }
1184         }
1185     }
1186
1187     return bSuccess;
1188 }
1189
1190
1191 /***********************************************************************
1192  *           HTTP_CloseConnection (internal)
1193  *
1194  * Close socket connection
1195  *
1196  */
1197 VOID HTTP_CloseConnection(LPWININETHTTPREQA lpwhr)
1198 {
1199         if (lpwhr->nSocketFD != INVALID_SOCKET)
1200         {
1201                 close(lpwhr->nSocketFD);
1202                 lpwhr->nSocketFD = INVALID_SOCKET;
1203         }
1204 }
1205
1206
1207 /***********************************************************************
1208  *           HTTP_CloseHTTPRequestHandle (internal)
1209  *
1210  * Deallocate request handle
1211  *
1212  */
1213 void HTTP_CloseHTTPRequestHandle(LPWININETHTTPREQA lpwhr)
1214 {
1215     int i;
1216
1217     TRACE("\n");
1218
1219     if (lpwhr->nSocketFD != INVALID_SOCKET)
1220         HTTP_CloseConnection(lpwhr);
1221
1222     if (lpwhr->lpszPath)
1223         HeapFree(GetProcessHeap(), 0, lpwhr->lpszPath);
1224     if (lpwhr->lpszVerb)
1225         HeapFree(GetProcessHeap(), 0, lpwhr->lpszVerb);
1226     if (lpwhr->lpszHostName)
1227         HeapFree(GetProcessHeap(), 0, lpwhr->lpszHostName);
1228
1229     for (i = 0; i <= HTTP_QUERY_MAX; i++)
1230     {
1231            if (lpwhr->StdHeaders[i].lpszField)
1232             HeapFree(GetProcessHeap(), 0, lpwhr->StdHeaders[i].lpszField);
1233            if (lpwhr->StdHeaders[i].lpszValue)
1234             HeapFree(GetProcessHeap(), 0, lpwhr->StdHeaders[i].lpszValue);
1235     }
1236
1237     for (i = 0; i < lpwhr->nCustHeaders; i++)
1238     {
1239            if (lpwhr->pCustHeaders[i].lpszField)
1240             HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders[i].lpszField);
1241            if (lpwhr->pCustHeaders[i].lpszValue)
1242             HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders[i].lpszValue);
1243     }
1244
1245     HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders);
1246     HeapFree(GetProcessHeap(), 0, lpwhr);
1247 }
1248
1249
1250 /***********************************************************************
1251  *           HTTP_CloseHTTPSessionHandle (internal)
1252  *
1253  * Deallocate session handle
1254  *
1255  */
1256 void HTTP_CloseHTTPSessionHandle(LPWININETHTTPSESSIONA lpwhs)
1257 {
1258     TRACE("\n");
1259
1260     if (lpwhs->lpszServerName)
1261         HeapFree(GetProcessHeap(), 0, lpwhs->lpszServerName);
1262     if (lpwhs->lpszUserName)
1263         HeapFree(GetProcessHeap(), 0, lpwhs->lpszUserName);
1264     HeapFree(GetProcessHeap(), 0, lpwhs);
1265 }
1266
1267
1268 /***********************************************************************
1269  *           HTTP_GetCustomHeaderIndex (internal)
1270  *
1271  * Return index of custom header from header array
1272  *
1273  */
1274 INT HTTP_GetCustomHeaderIndex(LPWININETHTTPREQA lpwhr, LPCSTR lpszField)
1275 {
1276     INT index;
1277
1278     TRACE("%s\n", lpszField);
1279
1280     for (index = 0; index < lpwhr->nCustHeaders; index++)
1281     {
1282         if (!strcasecmp(lpwhr->pCustHeaders[index].lpszField, lpszField))
1283             break;
1284
1285     }
1286
1287     if (index >= lpwhr->nCustHeaders)
1288         index = -1;
1289
1290     TRACE("Return: %d\n", index);
1291     return index;
1292 }
1293
1294
1295 /***********************************************************************
1296  *           HTTP_InsertCustomHeader (internal)
1297  *
1298  * Insert header into array
1299  *
1300  */
1301 INT HTTP_InsertCustomHeader(LPWININETHTTPREQA lpwhr, LPHTTPHEADERA lpHdr)
1302 {
1303     INT count;
1304     LPHTTPHEADERA lph = NULL;
1305
1306     TRACE("%s: %s\n", lpHdr->lpszField, lpHdr->lpszValue);
1307     count = lpwhr->nCustHeaders + 1;
1308     if (count > 1)
1309         lph = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, lpwhr->pCustHeaders, sizeof(HTTPHEADERA) * count);
1310     else
1311         lph = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(HTTPHEADERA) * count);
1312
1313     if (NULL != lph)
1314     {
1315         lpwhr->pCustHeaders = lph;
1316         lpwhr->pCustHeaders[count-1].lpszField = HEAP_strdupA(GetProcessHeap(), 0, lpHdr->lpszField);
1317         lpwhr->pCustHeaders[count-1].lpszValue = HEAP_strdupA(GetProcessHeap(), 0, lpHdr->lpszValue);
1318         lpwhr->pCustHeaders[count-1].wFlags = lpHdr->wFlags;
1319         lpwhr->pCustHeaders[count-1].wCount= lpHdr->wCount;
1320         lpwhr->nCustHeaders++;
1321     }
1322     else
1323     {
1324         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1325         count = 0;
1326     }
1327
1328     TRACE("%d <--\n", count-1);
1329     return count - 1;
1330 }
1331
1332
1333 /***********************************************************************
1334  *           HTTP_DeleteCustomHeader (internal)
1335  *
1336  * Delete header from array
1337  *
1338  */
1339 BOOL HTTP_DeleteCustomHeader(INT index)
1340 {
1341     TRACE("\n");
1342     return FALSE;
1343 }