~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~ [ freetext search ] ~ [ file search ] ~

Wine Cross Reference
wine/dlls/wininet/http.c

Version: ~ [ wine-1.1.33 ] ~ [ wine-1.1.32 ] ~ [ wine-1.1.31 ] ~ [ wine-1.1.30 ] ~ [ wine-1.1.29 ] ~ [ wine-1.1.28 ] ~ [ wine-1.1.27 ] ~ [ wine-1.1.26 ] ~ [ wine-1.1.25 ] ~ [ wine-1.1.24 ] ~ [ wine-1.1.23 ] ~ [ wine-1.1.22 ] ~ [ wine-1.1.21 ] ~ [ wine-1.1.20 ] ~ [ wine-1.1.19 ] ~ [ wine-1.1.18 ] ~ [ wine-1.1.17 ] ~ [ wine-1.1.16 ] ~ [ wine-1.1.15 ] ~ [ wine-1.1.14 ] ~ [ wine-1.1.13 ] ~ [ wine-1.1.12 ] ~ [ wine-1.1.11 ] ~ [ wine-1.1.10 ] ~ [ wine-1.1.9 ] ~ [ wine-1.1.8 ] ~ [ wine-1.1.7 ] ~ [ wine-1.0.1 ] ~ [ wine-1.1.6 ] ~ [ wine-1.1.5 ] ~ [ wine-1.1.4 ] ~ [ wine-1.1.3 ] ~ [ wine-1.1.2 ] ~ [ wine-1.1.1 ] ~ [ wine-1.1.0 ] ~ [ wine-1.0 ] ~

  1 /*
  2  * Wininet - Http Implementation
  3  *
  4  * Copyright 1999 Corel Corporation
  5  * Copyright 2002 CodeWeavers Inc.
  6  * Copyright 2002 TransGaming Technologies Inc.
  7  * Copyright 2004 Mike McCormack for CodeWeavers
  8  * Copyright 2005 Aric Stewart for CodeWeavers
  9  * Copyright 2006 Robert Shearman for CodeWeavers
 10  *
 11  * Ulrich Czekalla
 12  * David Hammerton
 13  *
 14  * This library is free software; you can redistribute it and/or
 15  * modify it under the terms of the GNU Lesser General Public
 16  * License as published by the Free Software Foundation; either
 17  * version 2.1 of the License, or (at your option) any later version.
 18  *
 19  * This library is distributed in the hope that it will be useful,
 20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 22  * Lesser General Public License for more details.
 23  *
 24  * You should have received a copy of the GNU Lesser General Public
 25  * License along with this library; if not, write to the Free Software
 26  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 27  */
 28 
 29 #include "config.h"
 30 #include "wine/port.h"
 31 
 32 #if defined(__MINGW32__) || defined (_MSC_VER)
 33 #include <ws2tcpip.h>
 34 #endif
 35 
 36 #include <sys/types.h>
 37 #ifdef HAVE_SYS_SOCKET_H
 38 # include <sys/socket.h>
 39 #endif
 40 #ifdef HAVE_ARPA_INET_H
 41 # include <arpa/inet.h>
 42 #endif
 43 #include <stdarg.h>
 44 #include <stdio.h>
 45 #include <stdlib.h>
 46 #ifdef HAVE_UNISTD_H
 47 # include <unistd.h>
 48 #endif
 49 #include <time.h>
 50 #include <assert.h>
 51 #ifdef HAVE_ZLIB
 52 #  include <zlib.h>
 53 #endif
 54 
 55 #include "windef.h"
 56 #include "winbase.h"
 57 #include "wininet.h"
 58 #include "winerror.h"
 59 #define NO_SHLWAPI_STREAM
 60 #define NO_SHLWAPI_REG
 61 #define NO_SHLWAPI_STRFCNS
 62 #define NO_SHLWAPI_GDI
 63 #include "shlwapi.h"
 64 #include "sspi.h"
 65 #include "wincrypt.h"
 66 
 67 #include "internet.h"
 68 #include "wine/debug.h"
 69 #include "wine/exception.h"
 70 #include "wine/unicode.h"
 71 
 72 WINE_DEFAULT_DEBUG_CHANNEL(wininet);
 73 
 74 static const WCHAR g_szHttp1_0[] = {'H','T','T','P','/','1','.','',0};
 75 static const WCHAR g_szHttp1_1[] = {'H','T','T','P','/','1','.','1',0};
 76 static const WCHAR hostW[] = { 'H','o','s','t',0 };
 77 static const WCHAR szAuthorization[] = { 'A','u','t','h','o','r','i','z','a','t','i','o','n',0 };
 78 static const WCHAR szProxy_Authorization[] = { 'P','r','o','x','y','-','A','u','t','h','o','r','i','z','a','t','i','o','n',0 };
 79 static const WCHAR szStatus[] = { 'S','t','a','t','u','s',0 };
 80 static const WCHAR szKeepAlive[] = {'K','e','e','p','-','A','l','i','v','e',0};
 81 static const WCHAR szGET[] = { 'G','E','T', 0 };
 82 static const WCHAR szCrLf[] = {'\r','\n', 0};
 83 
 84 static const WCHAR szAccept[] = { 'A','c','c','e','p','t',0 };
 85 static const WCHAR szAccept_Charset[] = { 'A','c','c','e','p','t','-','C','h','a','r','s','e','t', 0 };
 86 static const WCHAR szAccept_Encoding[] = { 'A','c','c','e','p','t','-','E','n','c','o','d','i','n','g',0 };
 87 static const WCHAR szAccept_Language[] = { 'A','c','c','e','p','t','-','L','a','n','g','u','a','g','e',0 };
 88 static const WCHAR szAccept_Ranges[] = { 'A','c','c','e','p','t','-','R','a','n','g','e','s',0 };
 89 static const WCHAR szAge[] = { 'A','g','e',0 };
 90 static const WCHAR szAllow[] = { 'A','l','l','o','w',0 };
 91 static const WCHAR szCache_Control[] = { 'C','a','c','h','e','-','C','o','n','t','r','o','l',0 };
 92 static const WCHAR szConnection[] = { 'C','o','n','n','e','c','t','i','o','n',0 };
 93 static const WCHAR szContent_Base[] = { 'C','o','n','t','e','n','t','-','B','a','s','e',0 };
 94 static const WCHAR szContent_Encoding[] = { 'C','o','n','t','e','n','t','-','E','n','c','o','d','i','n','g',0 };
 95 static const WCHAR szContent_ID[] = { 'C','o','n','t','e','n','t','-','I','D',0 };
 96 static const WCHAR szContent_Language[] = { 'C','o','n','t','e','n','t','-','L','a','n','g','u','a','g','e',0 };
 97 static const WCHAR szContent_Length[] = { 'C','o','n','t','e','n','t','-','L','e','n','g','t','h',0 };
 98 static const WCHAR szContent_Location[] = { 'C','o','n','t','e','n','t','-','L','o','c','a','t','i','o','n',0 };
 99 static const WCHAR szContent_MD5[] = { 'C','o','n','t','e','n','t','-','M','D','5',0 };
100 static const WCHAR szContent_Range[] = { 'C','o','n','t','e','n','t','-','R','a','n','g','e',0 };
101 static const WCHAR szContent_Transfer_Encoding[] = { 'C','o','n','t','e','n','t','-','T','r','a','n','s','f','e','r','-','E','n','c','o','d','i','n','g',0 };
102 static const WCHAR szContent_Type[] = { 'C','o','n','t','e','n','t','-','T','y','p','e',0 };
103 static const WCHAR szCookie[] = { 'C','o','o','k','i','e',0 };
104 static const WCHAR szDate[] = { 'D','a','t','e',0 };
105 static const WCHAR szFrom[] = { 'F','r','o','m',0 };
106 static const WCHAR szETag[] = { 'E','T','a','g',0 };
107 static const WCHAR szExpect[] = { 'E','x','p','e','c','t',0 };
108 static const WCHAR szExpires[] = { 'E','x','p','i','r','e','s',0 };
109 static const WCHAR szIf_Match[] = { 'I','f','-','M','a','t','c','h',0 };
110 static const WCHAR szIf_Modified_Since[] = { 'I','f','-','M','o','d','i','f','i','e','d','-','S','i','n','c','e',0 };
111 static const WCHAR szIf_None_Match[] = { 'I','f','-','N','o','n','e','-','M','a','t','c','h',0 };
112 static const WCHAR szIf_Range[] = { 'I','f','-','R','a','n','g','e',0 };
113 static const WCHAR szIf_Unmodified_Since[] = { 'I','f','-','U','n','m','o','d','i','f','i','e','d','-','S','i','n','c','e',0 };
114 static const WCHAR szLast_Modified[] = { 'L','a','s','t','-','M','o','d','i','f','i','e','d',0 };
115 static const WCHAR szLocation[] = { 'L','o','c','a','t','i','o','n',0 };
116 static const WCHAR szMax_Forwards[] = { 'M','a','x','-','F','o','r','w','a','r','d','s',0 };
117 static const WCHAR szMime_Version[] = { 'M','i','m','e','-','V','e','r','s','i','o','n',0 };
118 static const WCHAR szPragma[] = { 'P','r','a','g','m','a',0 };
119 static const WCHAR szProxy_Authenticate[] = { 'P','r','o','x','y','-','A','u','t','h','e','n','t','i','c','a','t','e',0 };
120 static const WCHAR szProxy_Connection[] = { 'P','r','o','x','y','-','C','o','n','n','e','c','t','i','o','n',0 };
121 static const WCHAR szPublic[] = { 'P','u','b','l','i','c',0 };
122 static const WCHAR szRange[] = { 'R','a','n','g','e',0 };
123 static const WCHAR szReferer[] = { 'R','e','f','e','r','e','r',0 };
124 static const WCHAR szRetry_After[] = { 'R','e','t','r','y','-','A','f','t','e','r',0 };
125 static const WCHAR szServer[] = { 'S','e','r','v','e','r',0 };
126 static const WCHAR szSet_Cookie[] = { 'S','e','t','-','C','o','o','k','i','e',0 };
127 static const WCHAR szTransfer_Encoding[] = { 'T','r','a','n','s','f','e','r','-','E','n','c','o','d','i','n','g',0 };
128 static const WCHAR szUnless_Modified_Since[] = { 'U','n','l','e','s','s','-','M','o','d','i','f','i','e','d','-','S','i','n','c','e',0 };
129 static const WCHAR szUpgrade[] = { 'U','p','g','r','a','d','e',0 };
130 static const WCHAR szURI[] = { 'U','R','I',0 };
131 static const WCHAR szUser_Agent[] = { 'U','s','e','r','-','A','g','e','n','t',0 };
132 static const WCHAR szVary[] = { 'V','a','r','y',0 };
133 static const WCHAR szVia[] = { 'V','i','a',0 };
134 static const WCHAR szWarning[] = { 'W','a','r','n','i','n','g',0 };
135 static const WCHAR szWWW_Authenticate[] = { 'W','W','W','-','A','u','t','h','e','n','t','i','c','a','t','e',0 };
136 
137 #define MAXHOSTNAME 100
138 #define MAX_FIELD_VALUE_LEN 256
139 #define MAX_FIELD_LEN 256
140 
141 #define HTTP_REFERER    szReferer
142 #define HTTP_ACCEPT     szAccept
143 #define HTTP_USERAGENT  szUser_Agent
144 
145 #define HTTP_ADDHDR_FLAG_ADD                            0x20000000
146 #define HTTP_ADDHDR_FLAG_ADD_IF_NEW                     0x10000000
147 #define HTTP_ADDHDR_FLAG_COALESCE                       0x40000000
148 #define HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA            0x40000000
149 #define HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON        0x01000000
150 #define HTTP_ADDHDR_FLAG_REPLACE                        0x80000000
151 #define HTTP_ADDHDR_FLAG_REQ                            0x02000000
152 
153 #define ARRAYSIZE(array) (sizeof(array)/sizeof((array)[0]))
154 
155 struct HttpAuthInfo
156 {
157     LPWSTR scheme;
158     CredHandle cred;
159     CtxtHandle ctx;
160     TimeStamp exp;
161     ULONG attr;
162     ULONG max_token;
163     void *auth_data;
164     unsigned int auth_data_len;
165     BOOL finished; /* finished authenticating */
166 };
167 
168 #ifdef HAVE_ZLIB
169 
170 struct gzip_stream_t {
171     z_stream zstream;
172     BYTE buf[4096];
173 };
174 
175 #endif
176 
177 static BOOL HTTP_OpenConnection(LPWININETHTTPREQW lpwhr);
178 static BOOL HTTP_GetResponseHeaders(LPWININETHTTPREQW lpwhr, BOOL clear);
179 static BOOL HTTP_ProcessHeader(LPWININETHTTPREQW lpwhr, LPCWSTR field, LPCWSTR value, DWORD dwModifier);
180 static LPWSTR * HTTP_InterpretHttpHeader(LPCWSTR buffer);
181 static BOOL HTTP_InsertCustomHeader(LPWININETHTTPREQW lpwhr, LPHTTPHEADERW lpHdr);
182 static INT HTTP_GetCustomHeaderIndex(LPWININETHTTPREQW lpwhr, LPCWSTR lpszField, INT index, BOOL Request);
183 static BOOL HTTP_DeleteCustomHeader(LPWININETHTTPREQW lpwhr, DWORD index);
184 static LPWSTR HTTP_build_req( LPCWSTR *list, int len );
185 static BOOL HTTP_HttpQueryInfoW(LPWININETHTTPREQW, DWORD, LPVOID, LPDWORD, LPDWORD);
186 static LPWSTR HTTP_GetRedirectURL(LPWININETHTTPREQW lpwhr, LPCWSTR lpszUrl);
187 static BOOL HTTP_HandleRedirect(LPWININETHTTPREQW lpwhr, LPCWSTR lpszUrl);
188 static UINT HTTP_DecodeBase64(LPCWSTR base64, LPSTR bin);
189 static BOOL HTTP_VerifyValidHeader(LPWININETHTTPREQW lpwhr, LPCWSTR field);
190 static void HTTP_DrainContent(WININETHTTPREQW *req);
191 static BOOL HTTP_FinishedReading(LPWININETHTTPREQW lpwhr);
192 
193 static LPHTTPHEADERW HTTP_GetHeader(LPWININETHTTPREQW req, LPCWSTR head)
194 {
195     int HeaderIndex = 0;
196     HeaderIndex = HTTP_GetCustomHeaderIndex(req, head, 0, TRUE);
197     if (HeaderIndex == -1)
198         return NULL;
199     else
200         return &req->pCustHeaders[HeaderIndex];
201 }
202 
203 #ifdef HAVE_ZLIB
204 
205 static voidpf wininet_zalloc(voidpf opaque, uInt items, uInt size)
206 {
207     return HeapAlloc(GetProcessHeap(), 0, items*size);
208 }
209 
210 static void wininet_zfree(voidpf opaque, voidpf address)
211 {
212     HeapFree(GetProcessHeap(), 0, address);
213 }
214 
215 static void init_gzip_stream(WININETHTTPREQW *req)
216 {
217     gzip_stream_t *gzip_stream;
218     int zres;
219 
220     gzip_stream = HeapAlloc(GetProcessHeap(), 0, sizeof(gzip_stream_t));
221     gzip_stream->zstream.zalloc = wininet_zalloc;
222     gzip_stream->zstream.zfree = wininet_zfree;
223     gzip_stream->zstream.opaque = NULL;
224     gzip_stream->zstream.next_in = NULL;
225     gzip_stream->zstream.avail_in = 0;
226 
227     zres = inflateInit2(&gzip_stream->zstream, 0x1f);
228     if(zres != Z_OK) {
229         ERR("inflateInit failed: %d\n", zres);
230         HeapFree(GetProcessHeap(), 0, gzip_stream);
231         return;
232     }
233 
234     req->gzip_stream = gzip_stream;
235     req->dwContentLength = ~0u;
236 
237     if(req->read_size) {
238         memcpy(gzip_stream->buf, req->read_buf + req->read_pos, req->read_size);
239         gzip_stream->zstream.next_in = gzip_stream->buf;
240         gzip_stream->zstream.avail_in = req->read_size;
241         req->read_size = 0;
242     }
243 }
244 
245 #else
246 
247 static void init_gzip_stream(WININETHTTPREQW *req)
248 {
249     ERR("gzip stream not supported, missing zlib.\n");
250 }
251 
252 #endif
253 
254 /* set the request content length based on the headers */
255 static DWORD set_content_length( LPWININETHTTPREQW lpwhr )
256 {
257     static const WCHAR szChunked[] = {'c','h','u','n','k','e','d',0};
258     WCHAR encoding[20];
259     DWORD size;
260 
261     size = sizeof(lpwhr->dwContentLength);
262     if (!HTTP_HttpQueryInfoW(lpwhr, HTTP_QUERY_FLAG_NUMBER|HTTP_QUERY_CONTENT_LENGTH,
263                              &lpwhr->dwContentLength, &size, NULL))
264         lpwhr->dwContentLength = ~0u;
265 
266     size = sizeof(encoding);
267     if (HTTP_HttpQueryInfoW(lpwhr, HTTP_QUERY_TRANSFER_ENCODING, encoding, &size, NULL) &&
268         !strcmpiW(encoding, szChunked))
269     {
270         lpwhr->dwContentLength = ~0u;
271         lpwhr->read_chunked = TRUE;
272     }
273 
274     if(lpwhr->decoding) {
275         int encoding_idx;
276 
277         static const WCHAR gzipW[] = {'g','z','i','p',0};
278 
279         encoding_idx = HTTP_GetCustomHeaderIndex(lpwhr, szContent_Encoding, 0, FALSE);
280         if(encoding_idx != -1 && !strcmpiW(lpwhr->pCustHeaders[encoding_idx].lpszValue, gzipW))
281             init_gzip_stream(lpwhr);
282     }
283 
284     return lpwhr->dwContentLength;
285 }
286 
287 /***********************************************************************
288  *           HTTP_Tokenize (internal)
289  *
290  *  Tokenize a string, allocating memory for the tokens.
291  */
292 static LPWSTR * HTTP_Tokenize(LPCWSTR string, LPCWSTR token_string)
293 {
294     LPWSTR * token_array;
295     int tokens = 0;
296     int i;
297     LPCWSTR next_token;
298 
299     if (string)
300     {
301         /* empty string has no tokens */
302         if (*string)
303             tokens++;
304         /* count tokens */
305         for (i = 0; string[i]; i++)
306         {
307             if (!strncmpW(string+i, token_string, strlenW(token_string)))
308             {
309                 DWORD j;
310                 tokens++;
311                 /* we want to skip over separators, but not the null terminator */
312                 for (j = 0; j < strlenW(token_string) - 1; j++)
313                     if (!string[i+j])
314                         break;
315                 i += j;
316             }
317         }
318     }
319 
320     /* add 1 for terminating NULL */
321     token_array = HeapAlloc(GetProcessHeap(), 0, (tokens+1) * sizeof(*token_array));
322     token_array[tokens] = NULL;
323     if (!tokens)
324         return token_array;
325     for (i = 0; i < tokens; i++)
326     {
327         int len;
328         next_token = strstrW(string, token_string);
329         if (!next_token) next_token = string+strlenW(string);
330         len = next_token - string;
331         token_array[i] = HeapAlloc(GetProcessHeap(), 0, (len+1)*sizeof(WCHAR));
332         memcpy(token_array[i], string, len*sizeof(WCHAR));
333         token_array[i][len] = '\0';
334         string = next_token+strlenW(token_string);
335     }
336     return token_array;
337 }
338 
339 /***********************************************************************
340  *           HTTP_FreeTokens (internal)
341  *
342  *  Frees memory returned from HTTP_Tokenize.
343  */
344 static void HTTP_FreeTokens(LPWSTR * token_array)
345 {
346     int i;
347     for (i = 0; token_array[i]; i++)
348         HeapFree(GetProcessHeap(), 0, token_array[i]);
349     HeapFree(GetProcessHeap(), 0, token_array);
350 }
351 
352 /* **********************************************************************
353  * 
354  * Helper functions for the HttpSendRequest(Ex) functions
355  * 
356  */
357 static void AsyncHttpSendRequestProc(WORKREQUEST *workRequest)
358 {
359     struct WORKREQ_HTTPSENDREQUESTW const *req = &workRequest->u.HttpSendRequestW;
360     LPWININETHTTPREQW lpwhr = (LPWININETHTTPREQW) workRequest->hdr;
361 
362     TRACE("%p\n", lpwhr);
363 
364     HTTP_HttpSendRequestW(lpwhr, req->lpszHeader,
365             req->dwHeaderLength, req->lpOptional, req->dwOptionalLength,
366             req->dwContentLength, req->bEndRequest);
367 
368     HeapFree(GetProcessHeap(), 0, req->lpszHeader);
369 }
370 
371 static void HTTP_FixURL( LPWININETHTTPREQW lpwhr)
372 {
373     static const WCHAR szSlash[] = { '/',0 };
374     static const WCHAR szHttp[] = { 'h','t','t','p',':','/','/', 0 };
375 
376     /* If we don't have a path we set it to root */
377     if (NULL == lpwhr->lpszPath)
378         lpwhr->lpszPath = WININET_strdupW(szSlash);
379     else /* remove \r and \n*/
380     {
381         int nLen = strlenW(lpwhr->lpszPath);
382         while ((nLen >0 ) && ((lpwhr->lpszPath[nLen-1] == '\r')||(lpwhr->lpszPath[nLen-1] == '\n')))
383         {
384             nLen--;
385             lpwhr->lpszPath[nLen]='\0';
386         }
387         /* Replace '\' with '/' */
388         while (nLen>0) {
389             nLen--;
390             if (lpwhr->lpszPath[nLen] == '\\') lpwhr->lpszPath[nLen]='/';
391         }
392     }
393 
394     if(CSTR_EQUAL != CompareStringW( LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE,
395                        lpwhr->lpszPath, strlenW(lpwhr->lpszPath), szHttp, strlenW(szHttp) )
396        && lpwhr->lpszPath[0] != '/') /* not an absolute path ?? --> fix it !! */
397     {
398         WCHAR *fixurl = HeapAlloc(GetProcessHeap(), 0, 
399                              (strlenW(lpwhr->lpszPath) + 2)*sizeof(WCHAR));
400         *fixurl = '/';
401         strcpyW(fixurl + 1, lpwhr->lpszPath);
402         HeapFree( GetProcessHeap(), 0, lpwhr->lpszPath );
403         lpwhr->lpszPath = fixurl;
404     }
405 }
406 
407 static LPWSTR HTTP_BuildHeaderRequestString( LPWININETHTTPREQW lpwhr, LPCWSTR verb, LPCWSTR path, LPCWSTR version )
408 {
409     LPWSTR requestString;
410     DWORD len, n;
411     LPCWSTR *req;
412     UINT i;
413     LPWSTR p;
414 
415     static const WCHAR szSpace[] = { ' ',0 };
416     static const WCHAR szColon[] = { ':',' ',0 };
417     static const WCHAR sztwocrlf[] = {'\r','\n','\r','\n', 0};
418 
419     /* allocate space for an array of all the string pointers to be added */
420     len = (lpwhr->nCustHeaders)*4 + 10;
421     req = HeapAlloc( GetProcessHeap(), 0, len*sizeof(LPCWSTR) );
422 
423     /* add the verb, path and HTTP version string */
424     n = 0;
425     req[n++] = verb;
426     req[n++] = szSpace;
427     req[n++] = path;
428     req[n++] = szSpace;
429     req[n++] = version;
430 
431     /* Append custom request headers */
432     for (i = 0; i < lpwhr->nCustHeaders; i++)
433     {
434         if (lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST)
435         {
436             req[n++] = szCrLf;
437             req[n++] = lpwhr->pCustHeaders[i].lpszField;
438             req[n++] = szColon;
439             req[n++] = lpwhr->pCustHeaders[i].lpszValue;
440 
441             TRACE("Adding custom header %s (%s)\n",
442                    debugstr_w(lpwhr->pCustHeaders[i].lpszField),
443                    debugstr_w(lpwhr->pCustHeaders[i].lpszValue));
444         }
445     }
446 
447     if( n >= len )
448         ERR("oops. buffer overrun\n");
449 
450     req[n] = NULL;
451     requestString = HTTP_build_req( req, 4 );
452     HeapFree( GetProcessHeap(), 0, req );
453 
454     /*
455      * Set (header) termination string for request
456      * Make sure there's exactly two new lines at the end of the request
457      */
458     p = &requestString[strlenW(requestString)-1];
459     while ( (*p == '\n') || (*p == '\r') )
460        p--;
461     strcpyW( p+1, sztwocrlf );
462     
463     return requestString;
464 }
465 
466 static void HTTP_ProcessCookies( LPWININETHTTPREQW lpwhr )
467 {
468     int HeaderIndex;
469     int numCookies = 0;
470     LPHTTPHEADERW setCookieHeader;
471 
472     while((HeaderIndex = HTTP_GetCustomHeaderIndex(lpwhr, szSet_Cookie, numCookies, FALSE)) != -1)
473     {
474         setCookieHeader = &lpwhr->pCustHeaders[HeaderIndex];
475 
476         if (!(lpwhr->hdr.dwFlags & INTERNET_FLAG_NO_COOKIES) && setCookieHeader->lpszValue)
477         {
478             int len;
479             static const WCHAR szFmt[] = { 'h','t','t','p',':','/','/','%','s','%','s',0};
480             LPWSTR buf_url;
481             LPHTTPHEADERW Host;
482 
483             Host = HTTP_GetHeader(lpwhr, hostW);
484             len = lstrlenW(Host->lpszValue) + 9 + lstrlenW(lpwhr->lpszPath);
485             buf_url = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
486             sprintfW(buf_url, szFmt, Host->lpszValue, lpwhr->lpszPath);
487             InternetSetCookieW(buf_url, NULL, setCookieHeader->lpszValue);
488 
489             HeapFree(GetProcessHeap(), 0, buf_url);
490         }
491         numCookies++;
492     }
493 }
494 
495 static inline BOOL is_basic_auth_value( LPCWSTR pszAuthValue )
496 {
497     static const WCHAR szBasic[] = {'B','a','s','i','c'}; /* Note: not nul-terminated */
498     return !strncmpiW(pszAuthValue, szBasic, ARRAYSIZE(szBasic)) &&
499         ((pszAuthValue[ARRAYSIZE(szBasic)] == ' ') || !pszAuthValue[ARRAYSIZE(szBasic)]);
500 }
501 
502 static BOOL HTTP_DoAuthorization( LPWININETHTTPREQW lpwhr, LPCWSTR pszAuthValue,
503                                   struct HttpAuthInfo **ppAuthInfo,
504                                   LPWSTR domain_and_username, LPWSTR password )
505 {
506     SECURITY_STATUS sec_status;
507     struct HttpAuthInfo *pAuthInfo = *ppAuthInfo;
508     BOOL first = FALSE;
509 
510     TRACE("%s\n", debugstr_w(pszAuthValue));
511 
512     if (!pAuthInfo)
513     {
514         TimeStamp exp;
515 
516         first = TRUE;
517         pAuthInfo = HeapAlloc(GetProcessHeap(), 0, sizeof(*pAuthInfo));
518         if (!pAuthInfo)
519             return FALSE;
520 
521         SecInvalidateHandle(&pAuthInfo->cred);
522         SecInvalidateHandle(&pAuthInfo->ctx);
523         memset(&pAuthInfo->exp, 0, sizeof(pAuthInfo->exp));
524         pAuthInfo->attr = 0;
525         pAuthInfo->auth_data = NULL;
526         pAuthInfo->auth_data_len = 0;
527         pAuthInfo->finished = FALSE;
528 
529         if (is_basic_auth_value(pszAuthValue))
530         {
531             static const WCHAR szBasic[] = {'B','a','s','i','c',0};
532             pAuthInfo->scheme = WININET_strdupW(szBasic);
533             if (!pAuthInfo->scheme)
534             {
535                 HeapFree(GetProcessHeap(), 0, pAuthInfo);
536                 return FALSE;
537             }
538         }
539         else
540         {
541             PVOID pAuthData;
542             SEC_WINNT_AUTH_IDENTITY_W nt_auth_identity;
543 
544             pAuthInfo->scheme = WININET_strdupW(pszAuthValue);
545             if (!pAuthInfo->scheme)
546             {
547                 HeapFree(GetProcessHeap(), 0, pAuthInfo);
548                 return FALSE;
549             }
550 
551             if (domain_and_username)
552             {
553                 WCHAR *user = strchrW(domain_and_username, '\\');
554                 WCHAR *domain = domain_and_username;
555 
556                 /* FIXME: make sure scheme accepts SEC_WINNT_AUTH_IDENTITY before calling AcquireCredentialsHandle */
557 
558                 pAuthData = &nt_auth_identity;
559 
560                 if (user) user++;
561                 else
562                 {
563                     user = domain_and_username;
564                     domain = NULL;
565                 }
566 
567                 nt_auth_identity.Flags = SEC_WINNT_AUTH_IDENTITY_UNICODE;
568                 nt_auth_identity.User = user;
569                 nt_auth_identity.UserLength = strlenW(nt_auth_identity.User);
570                 nt_auth_identity.Domain = domain;
571                 nt_auth_identity.DomainLength = domain ? user - domain - 1 : 0;
572                 nt_auth_identity.Password = password;
573                 nt_auth_identity.PasswordLength = strlenW(nt_auth_identity.Password);
574             }
575             else
576                 /* use default credentials */
577                 pAuthData = NULL;
578 
579             sec_status = AcquireCredentialsHandleW(NULL, pAuthInfo->scheme,
580                                                    SECPKG_CRED_OUTBOUND, NULL,
581                                                    pAuthData, NULL,
582                                                    NULL, &pAuthInfo->cred,
583                                                    &exp);
584             if (sec_status == SEC_E_OK)
585             {
586                 PSecPkgInfoW sec_pkg_info;
587                 sec_status = QuerySecurityPackageInfoW(pAuthInfo->scheme, &sec_pkg_info);
588                 if (sec_status == SEC_E_OK)
589                 {
590                     pAuthInfo->max_token = sec_pkg_info->cbMaxToken;
591                     FreeContextBuffer(sec_pkg_info);
592                 }
593             }
594             if (sec_status != SEC_E_OK)
595             {
596                 WARN("AcquireCredentialsHandleW for scheme %s failed with error 0x%08x\n",
597                      debugstr_w(pAuthInfo->scheme), sec_status);
598                 HeapFree(GetProcessHeap(), 0, pAuthInfo->scheme);
599                 HeapFree(GetProcessHeap(), 0, pAuthInfo);
600                 return FALSE;
601             }
602         }
603         *ppAuthInfo = pAuthInfo;
604     }
605     else if (pAuthInfo->finished)
606         return FALSE;
607 
608     if ((strlenW(pszAuthValue) < strlenW(pAuthInfo->scheme)) ||
609         strncmpiW(pszAuthValue, pAuthInfo->scheme, strlenW(pAuthInfo->scheme)))
610     {
611         ERR("authentication scheme changed from %s to %s\n",
612             debugstr_w(pAuthInfo->scheme), debugstr_w(pszAuthValue));
613         return FALSE;
614     }
615 
616     if (is_basic_auth_value(pszAuthValue))
617     {
618         int userlen;
619         int passlen;
620         char *auth_data;
621 
622         TRACE("basic authentication\n");
623 
624         /* we don't cache credentials for basic authentication, so we can't
625          * retrieve them if the application didn't pass us any credentials */
626         if (!domain_and_username) return FALSE;
627 
628         userlen = WideCharToMultiByte(CP_UTF8, 0, domain_and_username, lstrlenW(domain_and_username), NULL, 0, NULL, NULL);
629         passlen = WideCharToMultiByte(CP_UTF8, 0, password, lstrlenW(password), NULL, 0, NULL, NULL);
630 
631         /* length includes a nul terminator, which will be re-used for the ':' */
632         auth_data = HeapAlloc(GetProcessHeap(), 0, userlen + 1 + passlen);
633         if (!auth_data)
634             return FALSE;
635 
636         WideCharToMultiByte(CP_UTF8, 0, domain_and_username, -1, auth_data, userlen, NULL, NULL);
637         auth_data[userlen] = ':';
638         WideCharToMultiByte(CP_UTF8, 0, password, -1, &auth_data[userlen+1], passlen, NULL, NULL);
639 
640         pAuthInfo->auth_data = auth_data;
641         pAuthInfo->auth_data_len = userlen + 1 + passlen;
642         pAuthInfo->finished = TRUE;
643 
644         return TRUE;
645     }
646     else
647     {
648         LPCWSTR pszAuthData;
649         SecBufferDesc out_desc, in_desc;
650         SecBuffer out, in;
651         unsigned char *buffer;
652         ULONG context_req = ISC_REQ_CONNECTION | ISC_REQ_USE_DCE_STYLE |
653             ISC_REQ_MUTUAL_AUTH | ISC_REQ_DELEGATE;
654 
655         in.BufferType = SECBUFFER_TOKEN;
656         in.cbBuffer = 0;
657         in.pvBuffer = NULL;
658 
659         in_desc.ulVersion = 0;
660         in_desc.cBuffers = 1;
661         in_desc.pBuffers = &in;
662 
663         pszAuthData = pszAuthValue + strlenW(pAuthInfo->scheme);
664         if (*pszAuthData == ' ')
665         {
666             pszAuthData++;
667             in.cbBuffer = HTTP_DecodeBase64(pszAuthData, NULL);
668             in.pvBuffer = HeapAlloc(GetProcessHeap(), 0, in.cbBuffer);
669             HTTP_DecodeBase64(pszAuthData, in.pvBuffer);
670         }
671 
672         buffer = HeapAlloc(GetProcessHeap(), 0, pAuthInfo->max_token);
673 
674         out.BufferType = SECBUFFER_TOKEN;
675         out.cbBuffer = pAuthInfo->max_token;
676         out.pvBuffer = buffer;
677 
678         out_desc.ulVersion = 0;
679         out_desc.cBuffers = 1;
680         out_desc.pBuffers = &out;
681 
682         sec_status = InitializeSecurityContextW(first ? &pAuthInfo->cred : NULL,
683                                                 first ? NULL : &pAuthInfo->ctx,
684                                                 first ? lpwhr->lpHttpSession->lpszServerName : NULL,
685                                                 context_req, 0, SECURITY_NETWORK_DREP,
686                                                 in.pvBuffer ? &in_desc : NULL,
687                                                 0, &pAuthInfo->ctx, &out_desc,
688                                                 &pAuthInfo->attr, &pAuthInfo->exp);
689         if (sec_status == SEC_E_OK)
690         {
691             pAuthInfo->finished = TRUE;
692             pAuthInfo->auth_data = out.pvBuffer;
693             pAuthInfo->auth_data_len = out.cbBuffer;
694             TRACE("sending last auth packet\n");
695         }
696         else if (sec_status == SEC_I_CONTINUE_NEEDED)
697         {
698             pAuthInfo->auth_data = out.pvBuffer;
699             pAuthInfo->auth_data_len = out.cbBuffer;
700             TRACE("sending next auth packet\n");
701         }
702         else
703         {
704             ERR("InitializeSecurityContextW returned error 0x%08x\n", sec_status);
705             pAuthInfo->finished = TRUE;
706             HeapFree(GetProcessHeap(), 0, out.pvBuffer);
707             return FALSE;
708         }
709     }
710 
711     return TRUE;
712 }
713 
714 /***********************************************************************
715  *           HTTP_HttpAddRequestHeadersW (internal)
716  */
717 static BOOL HTTP_HttpAddRequestHeadersW(LPWININETHTTPREQW lpwhr,
718         LPCWSTR lpszHeader, DWORD dwHeaderLength, DWORD dwModifier)
719 {
720     LPWSTR lpszStart;
721     LPWSTR lpszEnd;
722     LPWSTR buffer;
723     BOOL bSuccess = FALSE;
724     DWORD len;
725 
726     TRACE("copying header: %s\n", debugstr_wn(lpszHeader, dwHeaderLength));
727 
728     if( dwHeaderLength == ~0U )
729         len = strlenW(lpszHeader);
730     else
731         len = dwHeaderLength;
732     buffer = HeapAlloc( GetProcessHeap(), 0, sizeof(WCHAR)*(len+1) );
733     lstrcpynW( buffer, lpszHeader, len + 1);
734 
735     lpszStart = buffer;
736 
737     do
738     {
739         LPWSTR * pFieldAndValue;
740 
741         lpszEnd = lpszStart;
742 
743         while (*lpszEnd != '\0')
744         {
745             if (*lpszEnd == '\r' && *(lpszEnd + 1) == '\n')
746                  break;
747             lpszEnd++;
748         }
749 
750         if (*lpszStart == '\0')
751             break;
752 
753         if (*lpszEnd == '\r')
754         {
755             *lpszEnd = '\0';
756             lpszEnd += 2; /* Jump over \r\n */
757         }
758         TRACE("interpreting header %s\n", debugstr_w(lpszStart));
759         if (*lpszStart == '\0')
760         {
761             /* Skip 0-length headers */
762             lpszStart = lpszEnd;
763             bSuccess = TRUE;
764             continue;
765         }
766         pFieldAndValue = HTTP_InterpretHttpHeader(lpszStart);
767         if (pFieldAndValue)
768         {
769             bSuccess = HTTP_VerifyValidHeader(lpwhr, pFieldAndValue[0]);
770             if (bSuccess)
771                 bSuccess = HTTP_ProcessHeader(lpwhr, pFieldAndValue[0],
772                     pFieldAndValue[1], dwModifier | HTTP_ADDHDR_FLAG_REQ);
773             HTTP_FreeTokens(pFieldAndValue);
774         }
775 
776         lpszStart = lpszEnd;
777     } while (bSuccess);
778 
779     HeapFree(GetProcessHeap(), 0, buffer);
780 
781     return bSuccess;
782 }
783 
784 /***********************************************************************
785  *           HttpAddRequestHeadersW (WININET.@)
786  *
787  * Adds one or more HTTP header to the request handler
788  *
789  * NOTE
790  * On Windows if dwHeaderLength includes the trailing '\0', then
791  * HttpAddRequestHeadersW() adds it too. However this results in an
792  * invalid Http header which is rejected by some servers so we probably
793  * don't need to match Windows on that point.
794  *
795  * RETURNS
796  *    TRUE  on success
797  *    FALSE on failure
798  *
799  */
800 BOOL WINAPI HttpAddRequestHeadersW(HINTERNET hHttpRequest,
801         LPCWSTR lpszHeader, DWORD dwHeaderLength, DWORD dwModifier)
802 {
803     BOOL bSuccess = FALSE;
804     LPWININETHTTPREQW lpwhr;
805 
806     TRACE("%p, %s, %i, %i\n", hHttpRequest, debugstr_wn(lpszHeader, dwHeaderLength), dwHeaderLength, dwModifier);
807 
808     if (!lpszHeader) 
809       return TRUE;
810 
811     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hHttpRequest );
812     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
813     {
814         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
815         goto lend;
816     }
817     bSuccess = HTTP_HttpAddRequestHeadersW( lpwhr, lpszHeader, dwHeaderLength, dwModifier );
818 lend:
819     if( lpwhr )
820         WININET_Release( &lpwhr->hdr );
821 
822     return bSuccess;
823 }
824 
825 /***********************************************************************
826  *           HttpAddRequestHeadersA (WININET.@)
827  *
828  * Adds one or more HTTP header to the request handler
829  *
830  * RETURNS
831  *    TRUE  on success
832  *    FALSE on failure
833  *
834  */
835 BOOL WINAPI HttpAddRequestHeadersA(HINTERNET hHttpRequest,
836         LPCSTR lpszHeader, DWORD dwHeaderLength, DWORD dwModifier)
837 {
838     DWORD len;
839     LPWSTR hdr;
840     BOOL r;
841 
842     TRACE("%p, %s, %i, %i\n", hHttpRequest, debugstr_an(lpszHeader, dwHeaderLength), dwHeaderLength, dwModifier);
843 
844     len = MultiByteToWideChar( CP_ACP, 0, lpszHeader, dwHeaderLength, NULL, 0 );
845     hdr = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
846     MultiByteToWideChar( CP_ACP, 0, lpszHeader, dwHeaderLength, hdr, len );
847     if( dwHeaderLength != ~0U )
848         dwHeaderLength = len;
849 
850     r = HttpAddRequestHeadersW( hHttpRequest, hdr, dwHeaderLength, dwModifier );
851 
852     HeapFree( GetProcessHeap(), 0, hdr );
853 
854     return r;
855 }
856 
857 /***********************************************************************
858  *           HttpEndRequestA (WININET.@)
859  *
860  * Ends an HTTP request that was started by HttpSendRequestEx
861  *
862  * RETURNS
863  *    TRUE      if successful
864  *    FALSE     on failure
865  *
866  */
867 BOOL WINAPI HttpEndRequestA(HINTERNET hRequest, 
868         LPINTERNET_BUFFERSA lpBuffersOut, DWORD dwFlags, DWORD_PTR dwContext)
869 {
870     TRACE("(%p, %p, %08x, %08lx)\n", hRequest, lpBuffersOut, dwFlags, dwContext);
871 
872     if (lpBuffersOut)
873     {
874         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
875         return FALSE;
876     }
877 
878     return HttpEndRequestW(hRequest, NULL, dwFlags, dwContext);
879 }
880 
881 static BOOL HTTP_HttpEndRequestW(LPWININETHTTPREQW lpwhr, DWORD dwFlags, DWORD_PTR dwContext)
882 {
883     BOOL rc = FALSE;
884     INT responseLen;
885     DWORD dwBufferSize;
886     INTERNET_ASYNC_RESULT iar;
887 
888     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
889                   INTERNET_STATUS_RECEIVING_RESPONSE, NULL, 0);
890 
891     responseLen = HTTP_GetResponseHeaders(lpwhr, TRUE);
892     if (responseLen)
893         rc = TRUE;
894 
895     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
896                   INTERNET_STATUS_RESPONSE_RECEIVED, &responseLen, sizeof(DWORD));
897 
898     /* process cookies here. Is this right? */
899     HTTP_ProcessCookies(lpwhr);
900 
901     if (!set_content_length( lpwhr )) HTTP_FinishedReading(lpwhr);
902 
903     if (!(lpwhr->hdr.dwFlags & INTERNET_FLAG_NO_AUTO_REDIRECT))
904     {
905         DWORD dwCode,dwCodeLength = sizeof(DWORD);
906         if (HTTP_HttpQueryInfoW(lpwhr, HTTP_QUERY_FLAG_NUMBER|HTTP_QUERY_STATUS_CODE, &dwCode, &dwCodeLength, NULL) &&
907             (dwCode == 302 || dwCode == 301 || dwCode == 303))
908         {
909             WCHAR *new_url, szNewLocation[INTERNET_MAX_URL_LENGTH];
910             dwBufferSize=sizeof(szNewLocation);
911             if (HTTP_HttpQueryInfoW(lpwhr, HTTP_QUERY_LOCATION, szNewLocation, &dwBufferSize, NULL))
912             {
913                 /* redirects are always GETs */
914                 HeapFree(GetProcessHeap(), 0, lpwhr->lpszVerb);
915                 lpwhr->lpszVerb = WININET_strdupW(szGET);
916                 HTTP_DrainContent(lpwhr);
917                 if ((new_url = HTTP_GetRedirectURL( lpwhr, szNewLocation )))
918                 {
919                     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext, INTERNET_STATUS_REDIRECT,
920                                           new_url, (strlenW(new_url) + 1) * sizeof(WCHAR));
921                     rc = HTTP_HandleRedirect(lpwhr, new_url);
922                     if (rc)
923                         rc = HTTP_HttpSendRequestW(lpwhr, NULL, 0, NULL, 0, 0, TRUE);
924                     HeapFree( GetProcessHeap(), 0, new_url );
925                 }
926             }
927         }
928     }
929 
930     iar.dwResult = (DWORD_PTR)lpwhr->hdr.hInternet;
931     iar.dwError = rc ? 0 : INTERNET_GetLastError();
932 
933     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
934                           INTERNET_STATUS_REQUEST_COMPLETE, &iar,
935                           sizeof(INTERNET_ASYNC_RESULT));
936     return rc;
937 }
938 
939 static void AsyncHttpEndRequestProc(WORKREQUEST *work)
940 {
941     struct WORKREQ_HTTPENDREQUESTW const *req = &work->u.HttpEndRequestW;
942     LPWININETHTTPREQW lpwhr = (LPWININETHTTPREQW)work->hdr;
943 
944     TRACE("%p\n", lpwhr);
945 
946     HTTP_HttpEndRequestW(lpwhr, req->dwFlags, req->dwContext);
947 }
948 
949 /***********************************************************************
950  *           HttpEndRequestW (WININET.@)
951  *
952  * Ends an HTTP request that was started by HttpSendRequestEx
953  *
954  * RETURNS
955  *    TRUE      if successful
956  *    FALSE     on failure
957  *
958  */
959 BOOL WINAPI HttpEndRequestW(HINTERNET hRequest, 
960         LPINTERNET_BUFFERSW lpBuffersOut, DWORD dwFlags, DWORD_PTR dwContext)
961 {
962     BOOL rc = FALSE;
963     LPWININETHTTPREQW lpwhr;
964 
965     TRACE("-->\n");
966 
967     if (lpBuffersOut)
968     {
969         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
970         return FALSE;
971     }
972 
973     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hRequest );
974 
975     if (NULL == lpwhr || lpwhr->hdr.htype != WH_HHTTPREQ)
976     {
977         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
978         if (lpwhr)
979             WININET_Release( &lpwhr->hdr );
980         return FALSE;
981     }
982     lpwhr->hdr.dwFlags |= dwFlags;
983 
984     if (lpwhr->lpHttpSession->lpAppInfo->hdr.dwFlags & INTERNET_FLAG_ASYNC)
985     {
986         WORKREQUEST work;
987         struct WORKREQ_HTTPENDREQUESTW *request;
988 
989         work.asyncproc = AsyncHttpEndRequestProc;
990         work.hdr = WININET_AddRef( &lpwhr->hdr );
991 
992         request = &work.u.HttpEndRequestW;
993         request->dwFlags = dwFlags;
994         request->dwContext = dwContext;
995 
996         INTERNET_AsyncCall(&work);
997         INTERNET_SetLastError(ERROR_IO_PENDING);
998     }
999     else
1000         rc = HTTP_HttpEndRequestW(lpwhr, dwFlags, dwContext);
1001 
1002     WININET_Release( &lpwhr->hdr );
1003     TRACE("%i <--\n",rc);
1004     return rc;
1005 }
1006 
1007 /***********************************************************************
1008  *           HttpOpenRequestW (WININET.@)
1009  *
1010  * Open a HTTP request handle
1011  *
1012  * RETURNS
1013  *    HINTERNET  a HTTP request handle on success
1014  *    NULL       on failure
1015  *
1016  */
1017 HINTERNET WINAPI HttpOpenRequestW(HINTERNET hHttpSession,
1018         LPCWSTR lpszVerb, LPCWSTR lpszObjectName, LPCWSTR lpszVersion,
1019         LPCWSTR lpszReferrer , LPCWSTR *lpszAcceptTypes,
1020         DWORD dwFlags, DWORD_PTR dwContext)
1021 {
1022     LPWININETHTTPSESSIONW lpwhs;
1023     HINTERNET handle = NULL;
1024 
1025     TRACE("(%p, %s, %s, %s, %s, %p, %08x, %08lx)\n", hHttpSession,
1026           debugstr_w(lpszVerb), debugstr_w(lpszObjectName),
1027           debugstr_w(lpszVersion), debugstr_w(lpszReferrer), lpszAcceptTypes,
1028           dwFlags, dwContext);
1029     if(lpszAcceptTypes!=NULL)
1030     {
1031         int i;
1032         for(i=0;lpszAcceptTypes[i]!=NULL;i++)
1033             TRACE("\taccept type: %s\n",debugstr_w(lpszAcceptTypes[i]));
1034     }    
1035 
1036     lpwhs = (LPWININETHTTPSESSIONW) WININET_GetObject( hHttpSession );
1037     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
1038     {
1039         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
1040         goto lend;
1041     }
1042 
1043     /*
1044      * My tests seem to show that the windows version does not
1045      * become asynchronous until after this point. And anyhow
1046      * if this call was asynchronous then how would you get the
1047      * necessary HINTERNET pointer returned by this function.
1048      *
1049      */
1050     handle = HTTP_HttpOpenRequestW(lpwhs, lpszVerb, lpszObjectName,
1051                                    lpszVersion, lpszReferrer, lpszAcceptTypes,
1052                                    dwFlags, dwContext);
1053 lend:
1054     if( lpwhs )
1055         WININET_Release( &lpwhs->hdr );
1056     TRACE("returning %p\n", handle);
1057     return handle;
1058 }
1059 
1060 
1061 /***********************************************************************
1062  *           HttpOpenRequestA (WININET.@)
1063  *
1064  * Open a HTTP request handle
1065  *
1066  * RETURNS
1067  *    HINTERNET  a HTTP request handle on success
1068  *    NULL       on failure
1069  *
1070  */
1071 HINTERNET WINAPI HttpOpenRequestA(HINTERNET hHttpSession,
1072         LPCSTR lpszVerb, LPCSTR lpszObjectName, LPCSTR lpszVersion,
1073         LPCSTR lpszReferrer , LPCSTR *lpszAcceptTypes,
1074         DWORD dwFlags, DWORD_PTR dwContext)
1075 {
1076     LPWSTR szVerb = NULL, szObjectName = NULL;
1077     LPWSTR szVersion = NULL, szReferrer = NULL, *szAcceptTypes = NULL;
1078     INT len, acceptTypesCount;
1079     HINTERNET rc = FALSE;
1080     LPCSTR *types;
1081 
1082     TRACE("(%p, %s, %s, %s, %s, %p, %08x, %08lx)\n", hHttpSession,
1083           debugstr_a(lpszVerb), debugstr_a(lpszObjectName),
1084           debugstr_a(lpszVersion), debugstr_a(lpszReferrer), lpszAcceptTypes,
1085           dwFlags, dwContext);
1086 
1087     if (lpszVerb)
1088     {
1089         len = MultiByteToWideChar(CP_ACP, 0, lpszVerb, -1, NULL, 0 );
1090         szVerb = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR) );
1091         if ( !szVerb )
1092             goto end;
1093         MultiByteToWideChar(CP_ACP, 0, lpszVerb, -1, szVerb, len);
1094     }
1095 
1096     if (lpszObjectName)
1097     {
1098         len = MultiByteToWideChar(CP_ACP, 0, lpszObjectName, -1, NULL, 0 );
1099         szObjectName = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR) );
1100         if ( !szObjectName )
1101             goto end;
1102         MultiByteToWideChar(CP_ACP, 0, lpszObjectName, -1, szObjectName, len );
1103     }
1104 
1105     if (lpszVersion)
1106     {
1107         len = MultiByteToWideChar(CP_ACP, 0, lpszVersion, -1, NULL, 0 );
1108         szVersion = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1109         if ( !szVersion )
1110             goto end;
1111         MultiByteToWideChar(CP_ACP, 0, lpszVersion, -1, szVersion, len );
1112     }
1113 
1114     if (lpszReferrer)
1115     {
1116         len = MultiByteToWideChar(CP_ACP, 0, lpszReferrer, -1, NULL, 0 );
1117         szReferrer = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1118         if ( !szReferrer )
1119             goto end;
1120         MultiByteToWideChar(CP_ACP, 0, lpszReferrer, -1, szReferrer, len );
1121     }
1122 
1123     if (lpszAcceptTypes)
1124     {
1125         acceptTypesCount = 0;
1126         types = lpszAcceptTypes;
1127         while (*types)
1128         {
1129             __TRY
1130             {
1131                 /* find out how many there are */
1132                 if (*types && **types)
1133                 {
1134                     TRACE("accept type: %s\n", debugstr_a(*types));
1135                     acceptTypesCount++;
1136                 }
1137             }
1138             __EXCEPT_PAGE_FAULT
1139             {
1140                 WARN("invalid accept type pointer\n");
1141             }
1142             __ENDTRY;
1143             types++;
1144         }
1145         szAcceptTypes = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR *) * (acceptTypesCount+1));
1146         if (!szAcceptTypes) goto end;
1147 
1148         acceptTypesCount = 0;
1149         types = lpszAcceptTypes;
1150         while (*types)
1151         {
1152             __TRY
1153             {
1154                 if (*types && **types)
1155                 {
1156                     len = MultiByteToWideChar(CP_ACP, 0, *types, -1, NULL, 0 );
1157                     szAcceptTypes[acceptTypesCount] = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1158 
1159                     MultiByteToWideChar(CP_ACP, 0, *types, -1, szAcceptTypes[acceptTypesCount], len);
1160                     acceptTypesCount++;
1161                 }
1162             }
1163             __EXCEPT_PAGE_FAULT
1164             {
1165                 /* ignore invalid pointer */
1166             }
1167             __ENDTRY;
1168             types++;
1169         }
1170         szAcceptTypes[acceptTypesCount] = NULL;
1171     }
1172 
1173     rc = HttpOpenRequestW(hHttpSession, szVerb, szObjectName,
1174                           szVersion, szReferrer,
1175                           (LPCWSTR*)szAcceptTypes, dwFlags, dwContext);
1176 
1177 end:
1178     if (szAcceptTypes)
1179     {
1180         acceptTypesCount = 0;
1181         while (szAcceptTypes[acceptTypesCount])
1182         {
1183             HeapFree(GetProcessHeap(), 0, szAcceptTypes[acceptTypesCount]);
1184             acceptTypesCount++;
1185         }
1186         HeapFree(GetProcessHeap(), 0, szAcceptTypes);
1187     }
1188     HeapFree(GetProcessHeap(), 0, szReferrer);
1189     HeapFree(GetProcessHeap(), 0, szVersion);
1190     HeapFree(GetProcessHeap(), 0, szObjectName);
1191     HeapFree(GetProcessHeap(), 0, szVerb);
1192 
1193     return rc;
1194 }
1195 
1196 /***********************************************************************
1197  *  HTTP_EncodeBase64
1198  */
1199 static UINT HTTP_EncodeBase64( LPCSTR bin, unsigned int len, LPWSTR base64 )
1200 {
1201     UINT n = 0, x;
1202     static const CHAR HTTP_Base64Enc[] =
1203         "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
1204 
1205     while( len > 0 )
1206     {
1207         /* first 6 bits, all from bin[0] */
1208         base64[n++] = HTTP_Base64Enc[(bin[0] & 0xfc) >> 2];
1209         x = (bin[0] & 3) << 4;
1210 
1211         /* next 6 bits, 2 from bin[0] and 4 from bin[1] */
1212         if( len == 1 )
1213         {
1214             base64[n++] = HTTP_Base64Enc[x];
1215             base64[n++] = '=';
1216             base64[n++] = '=';
1217             break;
1218         }
1219         base64[n++] = HTTP_Base64Enc[ x | ( (bin[1]&0xf0) >> 4 ) ];
1220         x = ( bin[1] & 0x0f ) << 2;
1221 
1222         /* next 6 bits 4 from bin[1] and 2 from bin[2] */
1223         if( len == 2 )
1224         {
1225             base64[n++] = HTTP_Base64Enc[x];
1226             base64[n++] = '=';
1227             break;
1228         }
1229         base64[n++] = HTTP_Base64Enc[ x | ( (bin[2]&0xc0 ) >> 6 ) ];
1230 
1231         /* last 6 bits, all from bin [2] */
1232         base64[n++] = HTTP_Base64Enc[ bin[2] & 0x3f ];
1233         bin += 3;
1234         len -= 3;
1235     }
1236     base64[n] = 0;
1237     return n;
1238 }
1239 
1240 #define CH(x) (((x) >= 'A' && (x) <= 'Z') ? (x) - 'A' : \
1241                ((x) >= 'a' && (x) <= 'z') ? (x) - 'a' + 26 : \
1242                ((x) >= '' && (x) <= '9') ? (x) - '' + 52 : \
1243                ((x) == '+') ? 62 : ((x) == '/') ? 63 : -1)
1244 static const signed char HTTP_Base64Dec[256] =
1245 {
1246     CH( 0),CH( 1),CH( 2),CH( 3),CH( 4),CH( 5),CH( 6),CH( 7),CH( 8),CH( 9),
1247     CH(10),CH(11),CH(12),CH(13),CH(14),CH(15),CH(16),CH(17),CH(18),CH(19),
1248     CH(20),CH(21),CH(22),CH(23),CH(24),CH(25),CH(26),CH(27),CH(28),CH(29),
1249     CH(30),CH(31),CH(32),CH(33),CH(34),CH(35),CH(36),CH(37),CH(38),CH(39),
1250     CH(40),CH(41),CH(42),CH(43),CH(44),CH(45),CH(46),CH(47),CH(48),CH(49),
1251     CH(50),CH(51),CH(52),CH(53),CH(54),CH(55),CH(56),CH(57),CH(58),CH(59),
1252     CH(60),CH(61),CH(62),CH(63),CH(64),CH(65),CH(66),CH(67),CH(68),CH(69),
1253     CH(70),CH(71),CH(72),CH(73),CH(74),CH(75),CH(76),CH(77),CH(78),CH(79),
1254     CH(80),CH(81),CH(82),CH(83),CH(84),CH(85),CH(86),CH(87),CH(88),CH(89),
1255     CH(90),CH(91),CH(92),CH(93),CH(94),CH(95),CH(96),CH(97),CH(98),CH(99),
1256     CH(100),CH(101),CH(102),CH(103),CH(104),CH(105),CH(106),CH(107),CH(108),CH(109),
1257     CH(110),CH(111),CH(112),CH(113),CH(114),CH(115),CH(116),CH(117),CH(118),CH(119),
1258     CH(120),CH(121),CH(122),CH(123),CH(124),CH(125),CH(126),CH(127),CH(128),CH(129),
1259     CH(130),CH(131),CH(132),CH(133),CH(134),CH(135),CH(136),CH(137),CH(138),CH(139),
1260     CH(140),CH(141),CH(142),CH(143),CH(144),CH(145),CH(146),CH(147),CH(148),CH(149),
1261     CH(150),CH(151),CH(152),CH(153),CH(154),CH(155),CH(156),CH(157),CH(158),CH(159),
1262     CH(160),CH(161),CH(162),CH(163),CH(164),CH(165),CH(166),CH(167),CH(168),CH(169),
1263     CH(170),CH(171),CH(172),CH(173),CH(174),CH(175),CH(176),CH(177),CH(178),CH(179),
1264     CH(180),CH(181),CH(182),CH(183),CH(184),CH(185),CH(186),CH(187),CH(188),CH(189),
1265     CH(190),CH(191),CH(192),CH(193),CH(194),CH(195),CH(196),CH(197),CH(198),CH(199),
1266     CH(200),CH(201),CH(202),CH(203),CH(204),CH(205),CH(206),CH(207),CH(208),CH(209),
1267     CH(210),CH(211),CH(212),CH(213),CH(214),CH(215),CH(216),CH(217),CH(218),CH(219),
1268     CH(220),CH(221),CH(222),CH(223),CH(224),CH(225),CH(226),CH(227),CH(228),CH(229),
1269     CH(230),CH(231),CH(232),CH(233),CH(234),CH(235),CH(236),CH(237),CH(238),CH(239),
1270     CH(240),CH(241),CH(242),CH(243),CH(244),CH(245),CH(246),CH(247),CH(248), CH(249),
1271     CH(250),CH(251),CH(252),CH(253),CH(254),CH(255),
1272 };
1273 #undef CH
1274 
1275 /***********************************************************************
1276  *  HTTP_DecodeBase64
1277  */
1278 static UINT HTTP_DecodeBase64( LPCWSTR base64, LPSTR bin )
1279 {
1280     unsigned int n = 0;
1281 
1282     while(*base64)
1283     {
1284         signed char in[4];
1285 
1286         if (base64[0] >= ARRAYSIZE(HTTP_Base64Dec) ||
1287             ((in[0] = HTTP_Base64Dec[base64[0]]) == -1) ||
1288             base64[1] >= ARRAYSIZE(HTTP_Base64Dec) ||
1289             ((in[1] = HTTP_Base64Dec[base64[1]]) == -1))
1290         {
1291             WARN("invalid base64: %s\n", debugstr_w(base64));
1292             return 0;
1293         }
1294         if (bin)
1295             bin[n] = (unsigned char) (in[0] << 2 | in[1] >> 4);
1296         n++;
1297 
1298         if ((base64[2] == '=') && (base64[3] == '='))
1299             break;
1300         if (base64[2] > ARRAYSIZE(HTTP_Base64Dec) ||
1301             ((in[2] = HTTP_Base64Dec[base64[2]]) == -1))
1302         {
1303             WARN("invalid base64: %s\n", debugstr_w(&base64[2]));
1304             return 0;
1305         }
1306         if (bin)
1307             bin[n] = (unsigned char) (in[1] << 4 | in[2] >> 2);
1308         n++;
1309 
1310         if (base64[3] == '=')
1311             break;
1312         if (base64[3] > ARRAYSIZE(HTTP_Base64Dec) ||
1313             ((in[3] = HTTP_Base64Dec[base64[3]]) == -1))
1314         {
1315             WARN("invalid base64: %s\n", debugstr_w(&base64[3]));
1316             return 0;
1317         }
1318         if (bin)
1319             bin[n] = (unsigned char) (((in[2] << 6) & 0xc0) | in[3]);
1320         n++;
1321 
1322         base64 += 4;
1323     }
1324 
1325     return n;
1326 }
1327 
1328 /***********************************************************************
1329  *  HTTP_InsertAuthorization
1330  *
1331  *   Insert or delete the authorization field in the request header.
1332  */
1333 static BOOL HTTP_InsertAuthorization( LPWININETHTTPREQW lpwhr, struct HttpAuthInfo *pAuthInfo, LPCWSTR header )
1334 {
1335     if (pAuthInfo)
1336     {
1337         static const WCHAR wszSpace[] = {' ',0};
1338         static const WCHAR wszBasic[] = {'B','a','s','i','c',0};
1339         unsigned int len;
1340         WCHAR *authorization = NULL;
1341 
1342         if (pAuthInfo->auth_data_len)
1343         {
1344             /* scheme + space + base64 encoded data (3/2/1 bytes data -> 4 bytes of characters) */
1345             len = strlenW(pAuthInfo->scheme)+1+((pAuthInfo->auth_data_len+2)*4)/3;
1346             authorization = HeapAlloc(GetProcessHeap(), 0, (len+1)*sizeof(WCHAR));
1347             if (!authorization)
1348                 return FALSE;
1349 
1350             strcpyW(authorization, pAuthInfo->scheme);
1351             strcatW(authorization, wszSpace);
1352             HTTP_EncodeBase64(pAuthInfo->auth_data,
1353                               pAuthInfo->auth_data_len,
1354                               authorization+strlenW(authorization));
1355 
1356             /* clear the data as it isn't valid now that it has been sent to the
1357              * server, unless it's Basic authentication which doesn't do
1358              * connection tracking */
1359             if (strcmpiW(pAuthInfo->scheme, wszBasic))
1360             {
1361                 HeapFree(GetProcessHeap(), 0, pAuthInfo->auth_data);
1362                 pAuthInfo->auth_data = NULL;
1363                 pAuthInfo->auth_data_len = 0;
1364             }
1365         }
1366 
1367         TRACE("Inserting authorization: %s\n", debugstr_w(authorization));
1368 
1369         HTTP_ProcessHeader(lpwhr, header, authorization, HTTP_ADDHDR_FLAG_REQ | HTTP_ADDHDR_FLAG_REPLACE);
1370 
1371         HeapFree(GetProcessHeap(), 0, authorization);
1372     }
1373     return TRUE;
1374 }
1375 
1376 static WCHAR *HTTP_BuildProxyRequestUrl(WININETHTTPREQW *req)
1377 {
1378     WCHAR new_location[INTERNET_MAX_URL_LENGTH], *url;
1379     DWORD size;
1380 
1381     size = sizeof(new_location);
1382     if (HTTP_HttpQueryInfoW(req, HTTP_QUERY_LOCATION, new_location, &size, NULL))
1383     {
1384         if (!(url = HeapAlloc( GetProcessHeap(), 0, size + sizeof(WCHAR) ))) return NULL;
1385         strcpyW( url, new_location );
1386     }
1387     else
1388     {
1389         static const WCHAR slash[] = { '/',0 };
1390         static const WCHAR format[] = { 'h','t','t','p',':','/','/','%','s',':','%','d',0 };
1391         static const WCHAR formatSSL[] = { 'h','t','t','p','s',':','/','/','%','s',':','%','d',0 };
1392         WININETHTTPSESSIONW *session = req->lpHttpSession;
1393 
1394         size = 16; /* "https://" + sizeof(port#) + ":/\0" */
1395         size += strlenW( session->lpszHostName ) + strlenW( req->lpszPath );
1396 
1397         if (!(url = HeapAlloc( GetProcessHeap(), 0, size * sizeof(WCHAR) ))) return NULL;
1398 
1399         if (req->hdr.dwFlags & INTERNET_FLAG_SECURE)
1400             sprintfW( url, formatSSL, session->lpszHostName, session->nHostPort );
1401         else
1402             sprintfW( url, format, session->lpszHostName, session->nHostPort );
1403         if (req->lpszPath[0] != '/') strcatW( url, slash );
1404         strcatW( url, req->lpszPath );
1405     }
1406     TRACE("url=%s\n", debugstr_w(url));
1407     return url;
1408 }
1409 
1410 /***********************************************************************
1411  *           HTTP_DealWithProxy
1412  */
1413 static BOOL HTTP_DealWithProxy( LPWININETAPPINFOW hIC,
1414     LPWININETHTTPSESSIONW lpwhs, LPWININETHTTPREQW lpwhr)
1415 {
1416     WCHAR buf[MAXHOSTNAME];
1417     WCHAR proxy[MAXHOSTNAME + 15]; /* 15 == "http://" + sizeof(port#) + ":/\0" */
1418     static WCHAR szNul[] = { 0 };
1419     URL_COMPONENTSW UrlComponents;
1420     static const WCHAR szHttp[] = { 'h','t','t','p',':','/','/',0 };
1421     static const WCHAR szFormat[] = { 'h','t','t','p',':','/','/','%','s',0 };
1422 
1423     memset( &UrlComponents, 0, sizeof UrlComponents );
1424     UrlComponents.dwStructSize = sizeof UrlComponents;
1425     UrlComponents.lpszHostName = buf;
1426     UrlComponents.dwHostNameLength = MAXHOSTNAME;
1427 
1428     if( CSTR_EQUAL != CompareStringW(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE,
1429                                  hIC->lpszProxy,strlenW(szHttp),szHttp,strlenW(szHttp)) )
1430         sprintfW(proxy, szFormat, hIC->lpszProxy);
1431     else
1432         strcpyW(proxy, hIC->lpszProxy);
1433     if( !InternetCrackUrlW(proxy, 0, 0, &UrlComponents) )
1434         return FALSE;
1435     if( UrlComponents.dwHostNameLength == 0 )
1436         return FALSE;
1437 
1438     if( !lpwhr->lpszPath )
1439         lpwhr->lpszPath = szNul;
1440 
1441     if(UrlComponents.nPort == INTERNET_INVALID_PORT_NUMBER)
1442         UrlComponents.nPort = INTERNET_DEFAULT_HTTP_PORT;
1443 
1444     HeapFree(GetProcessHeap(), 0, lpwhs->lpszServerName);
1445     lpwhs->lpszServerName = WININET_strdupW(UrlComponents.lpszHostName);
1446     lpwhs->nServerPort = UrlComponents.nPort;
1447 
1448     TRACE("proxy server=%s port=%d\n", debugstr_w(lpwhs->lpszServerName), lpwhs->nServerPort);
1449     return TRUE;
1450 }
1451 
1452 static BOOL HTTP_ResolveName(LPWININETHTTPREQW lpwhr)
1453 {
1454     char szaddr[32];
1455     LPWININETHTTPSESSIONW lpwhs = lpwhr->lpHttpSession;
1456 
1457     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
1458                           INTERNET_STATUS_RESOLVING_NAME,
1459                           lpwhs->lpszServerName,
1460                           strlenW(lpwhs->lpszServerName)+1);
1461 
1462     if (!GetAddress(lpwhs->lpszServerName, lpwhs->nServerPort,
1463                     &lpwhs->socketAddress))
1464     {
1465         INTERNET_SetLastError(ERROR_INTERNET_NAME_NOT_RESOLVED);
1466         return FALSE;
1467     }
1468 
1469     inet_ntop(lpwhs->socketAddress.sin_family, &lpwhs->socketAddress.sin_addr,
1470               szaddr, sizeof(szaddr));
1471     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
1472                           INTERNET_STATUS_NAME_RESOLVED,
1473                           szaddr, strlen(szaddr)+1);
1474 
1475     TRACE("resolved %s to %s\n", debugstr_w(lpwhs->lpszServerName), szaddr);
1476     return TRUE;
1477 }
1478 
1479 
1480 /***********************************************************************
1481  *           HTTPREQ_Destroy (internal)
1482  *
1483  * Deallocate request handle
1484  *
1485  */
1486 static void HTTPREQ_Destroy(WININETHANDLEHEADER *hdr)
1487 {
1488     LPWININETHTTPREQW lpwhr = (LPWININETHTTPREQW) hdr;
1489     DWORD i;
1490 
1491     TRACE("\n");
1492 
1493     if(lpwhr->hCacheFile)
1494         CloseHandle(lpwhr->hCacheFile);
1495 
1496     if(lpwhr->lpszCacheFile) {
1497         DeleteFileW(lpwhr->lpszCacheFile); /* FIXME */
1498         HeapFree(GetProcessHeap(), 0, lpwhr->lpszCacheFile);
1499     }
1500 
1501     DeleteCriticalSection( &lpwhr->read_section );
1502     WININET_Release(&lpwhr->lpHttpSession->hdr);
1503 
1504     if (lpwhr->pAuthInfo)
1505     {
1506         if (SecIsValidHandle(&lpwhr->pAuthInfo->ctx))
1507             DeleteSecurityContext(&lpwhr->pAuthInfo->ctx);
1508         if (SecIsValidHandle(&lpwhr->pAuthInfo->cred))
1509             FreeCredentialsHandle(&lpwhr->pAuthInfo->cred);
1510 
1511         HeapFree(GetProcessHeap(), 0, lpwhr->pAuthInfo->auth_data);
1512         HeapFree(GetProcessHeap(), 0, lpwhr->pAuthInfo->scheme);
1513         HeapFree(GetProcessHeap(), 0, lpwhr->pAuthInfo);
1514         lpwhr->pAuthInfo = NULL;
1515     }
1516 
1517     if (lpwhr->pProxyAuthInfo)
1518     {
1519         if (SecIsValidHandle(&lpwhr->pProxyAuthInfo->ctx))
1520             DeleteSecurityContext(&lpwhr->pProxyAuthInfo->ctx);
1521         if (SecIsValidHandle(&lpwhr->pProxyAuthInfo->cred))
1522             FreeCredentialsHandle(&lpwhr->pProxyAuthInfo->cred);
1523 
1524         HeapFree(GetProcessHeap(), 0, lpwhr->pProxyAuthInfo->auth_data);
1525         HeapFree(GetProcessHeap(), 0, lpwhr->pProxyAuthInfo->scheme);
1526         HeapFree(GetProcessHeap(), 0, lpwhr->pProxyAuthInfo);
1527         lpwhr->pProxyAuthInfo = NULL;
1528     }
1529 
1530     HeapFree(GetProcessHeap(), 0, lpwhr->lpszPath);
1531     HeapFree(GetProcessHeap(), 0, lpwhr->lpszVerb);
1532     HeapFree(GetProcessHeap(), 0, lpwhr->lpszRawHeaders);
1533     HeapFree(GetProcessHeap(), 0, lpwhr->lpszVersion);
1534     HeapFree(GetProcessHeap(), 0, lpwhr->lpszStatusText);
1535 
1536     for (i = 0; i < lpwhr->nCustHeaders; i++)
1537     {
1538         HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders[i].lpszField);
1539         HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders[i].lpszValue);
1540     }
1541 
1542     HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders);
1543     HeapFree(GetProcessHeap(), 0, lpwhr);
1544 }
1545 
1546 static void HTTPREQ_CloseConnection(WININETHANDLEHEADER *hdr)
1547 {
1548     LPWININETHTTPREQW lpwhr = (LPWININETHTTPREQW) hdr;
1549 
1550     TRACE("%p\n",lpwhr);
1551 
1552 #ifdef HAVE_ZLIB
1553     if(lpwhr->gzip_stream) {
1554         inflateEnd(&lpwhr->gzip_stream->zstream);
1555         HeapFree(GetProcessHeap(), 0, lpwhr->gzip_stream);
1556         lpwhr->gzip_stream = NULL;
1557     }
1558 #endif
1559 
1560     if (!NETCON_connected(&lpwhr->netConnection))
1561         return;
1562 
1563     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
1564                           INTERNET_STATUS_CLOSING_CONNECTION, 0, 0);
1565 
1566     NETCON_close(&lpwhr->netConnection);
1567 
1568     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
1569                           INTERNET_STATUS_CONNECTION_CLOSED, 0, 0);
1570 }
1571 
1572 static DWORD HTTPREQ_QueryOption(WININETHANDLEHEADER *hdr, DWORD option, void *buffer, DWORD *size, BOOL unicode)
1573 {
1574     WININETHTTPREQW *req = (WININETHTTPREQW*)hdr;
1575 
1576     switch(option) {
1577     case INTERNET_OPTION_HANDLE_TYPE:
1578         TRACE("INTERNET_OPTION_HANDLE_TYPE\n");
1579 
1580         if (*size < sizeof(ULONG))
1581             return ERROR_INSUFFICIENT_BUFFER;
1582 
1583         *size = sizeof(DWORD);
1584         *(DWORD*)buffer = INTERNET_HANDLE_TYPE_HTTP_REQUEST;
1585         return ERROR_SUCCESS;
1586 
1587     case INTERNET_OPTION_URL: {
1588         WCHAR url[INTERNET_MAX_URL_LENGTH];
1589         HTTPHEADERW *host;
1590         DWORD len;
1591         WCHAR *pch;
1592 
1593         static const WCHAR httpW[] = {'h','t','t','p',':','/','/',0};
1594 
1595         TRACE("INTERNET_OPTION_URL\n");
1596 
1597         host = HTTP_GetHeader(req, hostW);
1598         strcpyW(url, httpW);
1599         strcatW(url, host->lpszValue);
1600         if (NULL != (pch = strchrW(url + strlenW(httpW), ':')))
1601             *pch = 0;
1602         strcatW(url, req->lpszPath);
1603 
1604         TRACE("INTERNET_OPTION_URL: %s\n",debugstr_w(url));
1605 
1606         if(unicode) {
1607             len = (strlenW(url)+1) * sizeof(WCHAR);
1608             if(*size < len)
1609                 return ERROR_INSUFFICIENT_BUFFER;
1610 
1611             *size = len;
1612             strcpyW(buffer, url);
1613             return ERROR_SUCCESS;
1614         }else {
1615             len = WideCharToMultiByte(CP_ACP, 0, url, -1, buffer, *size, NULL, NULL);
1616             if(len > *size)
1617                 return ERROR_INSUFFICIENT_BUFFER;
1618 
1619             *size = len;
1620             return ERROR_SUCCESS;
1621         }
1622     }
1623 
1624     case INTERNET_OPTION_DATAFILE_NAME: {
1625         DWORD req_size;
1626 
1627         TRACE("INTERNET_OPTION_DATAFILE_NAME\n");
1628 
1629         if(!req->lpszCacheFile) {
1630             *size = 0;
1631             return ERROR_INTERNET_ITEM_NOT_FOUND;
1632         }
1633 
1634         if(unicode) {
1635             req_size = (lstrlenW(req->lpszCacheFile)+1) * sizeof(WCHAR);
1636             if(*size < req_size)
1637                 return ERROR_INSUFFICIENT_BUFFER;
1638 
1639             *size = req_size;
1640             memcpy(buffer, req->lpszCacheFile, *size);
1641             return ERROR_SUCCESS;
1642         }else {
1643             req_size = WideCharToMultiByte(CP_ACP, 0, req->lpszCacheFile, -1, NULL, 0, NULL, NULL);
1644             if (req_size > *size)
1645                 return ERROR_INSUFFICIENT_BUFFER;
1646 
1647             *size = WideCharToMultiByte(CP_ACP, 0, req->lpszCacheFile,
1648                     -1, buffer, *size, NULL, NULL);
1649             return ERROR_SUCCESS;
1650         }
1651     }
1652 
1653     case INTERNET_OPTION_SECURITY_CERTIFICATE_STRUCT: {
1654         PCCERT_CONTEXT context;
1655 
1656         if(*size < sizeof(INTERNET_CERTIFICATE_INFOW)) {
1657             *size = sizeof(INTERNET_CERTIFICATE_INFOW);
1658             return ERROR_INSUFFICIENT_BUFFER;
1659         }
1660 
1661         context = (PCCERT_CONTEXT)NETCON_GetCert(&(req->netConnection));
1662         if(context) {
1663             INTERNET_CERTIFICATE_INFOW *info = (INTERNET_CERTIFICATE_INFOW*)buffer;
1664             DWORD len;
1665 
1666             memset(info, 0, sizeof(INTERNET_CERTIFICATE_INFOW));
1667             info->ftExpiry = context->pCertInfo->NotAfter;
1668             info->ftStart = context->pCertInfo->NotBefore;
1669             if(unicode) {
1670                 len = CertNameToStrW(context->dwCertEncodingType,
1671                         &context->pCertInfo->Subject, CERT_SIMPLE_NAME_STR, NULL, 0);
1672                 info->lpszSubjectInfo = LocalAlloc(0, len*sizeof(WCHAR));
1673                 if(info->lpszSubjectInfo)
1674                     CertNameToStrW(context->dwCertEncodingType,
1675                              &context->pCertInfo->Subject, CERT_SIMPLE_NAME_STR,
1676                              info->lpszSubjectInfo, len);
1677                 len = CertNameToStrW(context->dwCertEncodingType,
1678                          &context->pCertInfo->Issuer, CERT_SIMPLE_NAME_STR, NULL, 0);
1679                 info->lpszIssuerInfo = LocalAlloc(0, len*sizeof(WCHAR));
1680                 if (info->lpszIssuerInfo)
1681                     CertNameToStrW(context->dwCertEncodingType,
1682                              &context->pCertInfo->Issuer, CERT_SIMPLE_NAME_STR,
1683                              info->lpszIssuerInfo, len);
1684             }else {
1685                 INTERNET_CERTIFICATE_INFOA *infoA = (INTERNET_CERTIFICATE_INFOA*)info;
1686 
1687                 len = CertNameToStrA(context->dwCertEncodingType,
1688                          &context->pCertInfo->Subject, CERT_SIMPLE_NAME_STR, NULL, 0);
1689                 infoA->lpszSubjectInfo = LocalAlloc(0, len);
1690                 if(infoA->lpszSubjectInfo)
1691                     CertNameToStrA(context->dwCertEncodingType,
1692                              &context->pCertInfo->Subject, CERT_SIMPLE_NAME_STR,
1693                              infoA->lpszSubjectInfo, len);
1694                 len = CertNameToStrA(context->dwCertEncodingType,
1695                          &context->pCertInfo->Issuer, CERT_SIMPLE_NAME_STR, NULL, 0);
1696                 infoA->lpszIssuerInfo = LocalAlloc(0, len);
1697                 if(infoA->lpszIssuerInfo)
1698                     CertNameToStrA(context->dwCertEncodingType,
1699                              &context->pCertInfo->Issuer, CERT_SIMPLE_NAME_STR,
1700                              infoA->lpszIssuerInfo, len);
1701             }
1702 
1703             /*
1704              * Contrary to MSDN, these do not appear to be set.
1705              * lpszProtocolName
1706              * lpszSignatureAlgName
1707              * lpszEncryptionAlgName
1708              * dwKeySize
1709              */
1710             CertFreeCertificateContext(context);
1711             return ERROR_SUCCESS;
1712         }
1713     }
1714     }
1715 
1716     return INET_QueryOption(option, buffer, size, unicode);
1717 }
1718 
1719 static DWORD HTTPREQ_SetOption(WININETHANDLEHEADER *hdr, DWORD option, void *buffer, DWORD size)
1720 {
1721     WININETHTTPREQW *req = (WININETHTTPREQW*)hdr;
1722 
1723     switch(option) {
1724     case INTERNET_OPTION_SEND_TIMEOUT:
1725     case INTERNET_OPTION_RECEIVE_TIMEOUT:
1726         TRACE("INTERNET_OPTION_SEND/RECEIVE_TIMEOUT\n");
1727 
1728         if (size != sizeof(DWORD))
1729             return ERROR_INVALID_PARAMETER;
1730 
1731         return NETCON_set_timeout(&req->netConnection, option == INTERNET_OPTION_SEND_TIMEOUT,
1732                     *(DWORD*)buffer);
1733 
1734     case INTERNET_OPTION_USERNAME:
1735         HeapFree(GetProcessHeap(), 0, req->lpHttpSession->lpszUserName);
1736         if (!(req->lpHttpSession->lpszUserName = WININET_strdupW(buffer))) return ERROR_OUTOFMEMORY;
1737         return ERROR_SUCCESS;
1738 
1739     case INTERNET_OPTION_PASSWORD:
1740         HeapFree(GetProcessHeap(), 0, req->lpHttpSession->lpszPassword);
1741         if (!(req->lpHttpSession->lpszPassword = WININET_strdupW(buffer))) return ERROR_OUTOFMEMORY;
1742         return ERROR_SUCCESS;
1743     case INTERNET_OPTION_HTTP_DECODING:
1744         if(size != sizeof(BOOL))
1745             return ERROR_INVALID_PARAMETER;
1746         req->decoding = *(BOOL*)buffer;
1747         return ERROR_SUCCESS;
1748     }
1749 
1750     return ERROR_INTERNET_INVALID_OPTION;
1751 }
1752 
1753 static inline BOOL is_gzip_buf_empty(gzip_stream_t *gzip_stream)
1754 {
1755 #ifdef HAVE_ZLIB
1756     return gzip_stream->zstream.avail_in == 0;
1757 #else
1758     return TRUE;
1759 #endif
1760 }
1761 
1762 static DWORD read_gzip_data(WININETHTTPREQW *req, BYTE *buf, int size, int flags, int *read_ret)
1763 {
1764     DWORD ret = ERROR_SUCCESS;
1765     int read = 0;
1766 
1767 #ifdef HAVE_ZLIB
1768     int res, len, zres;
1769     z_stream *zstream;
1770 
1771     zstream = &req->gzip_stream->zstream;
1772 
1773     while(read < size) {
1774         if(is_gzip_buf_empty(req->gzip_stream)) {
1775             res = NETCON_recv( &req->netConnection, req->gzip_stream->buf,
1776                                sizeof(req->gzip_stream->buf), flags, &len);
1777             if(!res) {
1778                 if(!read)
1779                     ret = INTERNET_GetLastError();
1780                 break;
1781             }
1782 
1783             zstream->next_in = req->gzip_stream->buf;
1784             zstream->avail_in = len;
1785         }
1786 
1787         zstream->next_out = buf+read;
1788         zstream->avail_out = size-read;
1789         zres = inflate(zstream, Z_FULL_FLUSH);
1790         read = size - zstream->avail_out;
1791         if(zres == Z_STREAM_END) {
1792             TRACE("end of data\n");
1793             req->dwContentLength = req->dwContentRead + req->read_size + read;
1794             break;
1795         }else if(zres != Z_OK) {
1796             WARN("inflate failed %d\n", zres);
1797             if(!read)
1798                 ret = ERROR_INTERNET_DECODING_FAILED;
1799             break;
1800         }
1801     }
1802 #endif
1803 
1804     *read_ret = read;
1805     return ret;
1806 }
1807 
1808 /* read some more data into the read buffer (the read section must be held) */
1809 static BOOL read_more_data( WININETHTTPREQW *req, int maxlen )
1810 {
1811     int len;
1812 
1813     if (req->read_pos)
1814     {
1815         /* move existing data to the start of the buffer */
1816         if(req->read_size)
1817             memmove( req->read_buf, req->read_buf + req->read_pos, req->read_size );
1818         req->read_pos = 0;
1819     }
1820 
1821     if (maxlen == -1) maxlen = sizeof(req->read_buf);
1822 
1823     if (req->gzip_stream) {
1824         if(read_gzip_data(req, req->read_buf + req->read_size, maxlen - req->read_size, 0, &len) != ERROR_SUCCESS)
1825             return FALSE;
1826     }else {
1827         if(!NETCON_recv( &req->netConnection, req->read_buf + req->read_size,
1828                          maxlen - req->read_size, 0, &len ))
1829             return FALSE;
1830     }
1831 
1832     req->read_size += len;
1833     return TRUE;
1834 }
1835 
1836 /* remove some amount of data from the read buffer (the read section must be held) */
1837 static void remove_data( WININETHTTPREQW *req, int count )
1838 {
1839     if (!(req->read_size -= count)) req->read_pos = 0;
1840     else req->read_pos += count;
1841 }
1842 
1843 static BOOL read_line( WININETHTTPREQW *req, LPSTR buffer, DWORD *len )
1844 {
1845     int count, bytes_read, pos = 0;
1846 
1847     EnterCriticalSection( &req->read_section );
1848     for (;;)
1849     {
1850         BYTE *eol = memchr( req->read_buf + req->read_pos, '\n', req->read_size );
1851 
1852         if (eol)
1853         {
1854             count = eol - (req->read_buf + req->read_pos);
1855             bytes_read = count + 1;
1856         }
1857         else count = bytes_read = req->read_size;
1858 
1859         count = min( count, *len - pos );
1860         memcpy( buffer + pos, req->read_buf + req->read_pos, count );
1861         pos += count;
1862         remove_data( req, bytes_read );
1863         if (eol) break;
1864 
1865         if (!read_more_data( req, -1 ) || !req->read_size)
1866         {
1867             *len = 0;
1868             TRACE( "returning empty string\n" );
1869             LeaveCriticalSection( &req->read_section );
1870             return FALSE;
1871         }
1872     }
1873     LeaveCriticalSection( &req->read_section );
1874 
1875     if (pos < *len)
1876     {
1877         if (pos && buffer[pos - 1] == '\r') pos--;
1878         *len = pos + 1;
1879     }
1880     buffer[*len - 1] = 0;
1881     TRACE( "returning %s\n", debugstr_a(buffer));
1882     return TRUE;
1883 }
1884 
1885 /* discard data contents until we reach end of line (the read section must be held) */
1886 static BOOL discard_eol( WININETHTTPREQW *req )
1887 {
1888     do
1889     {
1890         BYTE *eol = memchr( req->read_buf + req->read_pos, '\n', req->read_size );
1891         if (eol)
1892         {
1893             remove_data( req, (eol + 1) - (req->read_buf + req->read_pos) );
1894             break;
1895         }
1896         req->read_pos = req->read_size = 0;  /* discard everything */
1897         if (!read_more_data( req, -1 )) return FALSE;
1898     } while (req->read_size);
1899     return TRUE;
1900 }
1901 
1902 /* read the size of the next chunk (the read section must be held) */
1903 static BOOL start_next_chunk( WININETHTTPREQW *req )
1904 {
1905     DWORD chunk_size = 0;
1906 
1907     if (!req->dwContentLength) return TRUE;
1908     if (req->dwContentLength == req->dwContentRead)
1909     {
1910         /* read terminator for the previous chunk */
1911         if (!discard_eol( req )) return FALSE;
1912         req->dwContentLength = ~0u;
1913         req->dwContentRead = 0;
1914     }
1915     for (;;)
1916     {
1917         while (req->read_size)
1918         {
1919             char ch = req->read_buf[req->read_pos];
1920             if (ch >= '' && ch <= '9') chunk_size = chunk_size * 16 + ch - '';
1921             else if (ch >= 'a' && ch <= 'f') chunk_size = chunk_size * 16 + ch - 'a' + 10;
1922             else if (ch >= 'A' && ch <= 'F') chunk_size = chunk_size * 16 + ch - 'A' + 10;
1923             else if (ch == ';' || ch == '\r' || ch == '\n')
1924             {
1925                 TRACE( "reading %u byte chunk\n", chunk_size );
1926                 req->dwContentLength = chunk_size;
1927                 req->dwContentRead = 0;
1928                 if (!discard_eol( req )) return FALSE;
1929                 return TRUE;
1930             }
1931             remove_data( req, 1 );
1932         }
1933         if (!read_more_data( req, -1 )) return FALSE;
1934         if (!req->read_size)
1935         {
1936             req->dwContentLength = req->dwContentRead = 0;
1937             return TRUE;
1938         }
1939     }
1940 }
1941 
1942 /* return the size of data available to be read immediately (the read section must be held) */
1943 static DWORD get_avail_data( WININETHTTPREQW *req )
1944 {
1945     if (req->read_chunked && (req->dwContentLength == ~0u || req->dwContentLength == req->dwContentRead))
1946         return 0;
1947     return min( req->read_size, req->dwContentLength - req->dwContentRead );
1948 }
1949 
1950 /* check if we have reached the end of the data to read (the read section must be held) */
1951 static BOOL end_of_read_data( WININETHTTPREQW *req )
1952 {
1953     if (req->read_chunked) return (req->dwContentLength == 0);
1954     if (req->dwContentLength == ~0u) return FALSE;
1955     return (req->dwContentLength == req->dwContentRead);
1956 }
1957 
1958 /* fetch some more data into the read buffer (the read section must be held) */
1959 static BOOL refill_buffer( WININETHTTPREQW *req )
1960 {
1961     int len = sizeof(req->read_buf);
1962 
1963     if (req->read_chunked && (req->dwContentLength == ~0u || req->dwContentLength == req->dwContentRead))
1964     {
1965         if (!start_next_chunk( req )) return FALSE;
1966     }
1967 
1968     if (req->dwContentLength != ~0u) len = min( len, req->dwContentLength - req->dwContentRead );
1969     if (len <= req->read_size) return TRUE;
1970 
1971     if (!read_more_data( req, len )) return FALSE;
1972     if (!req->read_size) req->dwContentLength = req->dwContentRead = 0;
1973     return TRUE;
1974 }
1975 
1976 static void HTTP_ReceiveRequestData(WININETHTTPREQW *req, BOOL first_notif)
1977 {
1978     INTERNET_ASYNC_RESULT iar;
1979 
1980     TRACE("%p\n", req);
1981 
1982     EnterCriticalSection( &req->read_section );
1983     if (refill_buffer( req )) {
1984         iar.dwResult = (DWORD_PTR)req->hdr.hInternet;
1985         iar.dwError = first_notif ? 0 : get_avail_data(req);
1986     }else {
1987         iar.dwResult = 0;
1988         iar.dwError = INTERNET_GetLastError();
1989     }
1990     LeaveCriticalSection( &req->read_section );
1991 
1992     INTERNET_SendCallback(&req->hdr, req->hdr.dwContext, INTERNET_STATUS_REQUEST_COMPLETE, &iar,
1993                           sizeof(INTERNET_ASYNC_RESULT));
1994 }
1995 
1996 /* read data from the http connection (the read section must be held) */
1997 static DWORD HTTPREQ_Read(WININETHTTPREQW *req, void *buffer, DWORD size, DWORD *read, BOOL sync)
1998 {
1999     int len, bytes_read = 0;
2000     DWORD ret = ERROR_SUCCESS;
2001 
2002     EnterCriticalSection( &req->read_section );
2003     if (req->read_chunked && (req->dwContentLength == ~0u || req->dwContentLength == req->dwContentRead))
2004     {
2005         if (!start_next_chunk( req )) goto done;
2006     }
2007     if (req->dwContentLength != ~0u) size = min( size, req->dwContentLength - req->dwContentRead );
2008 
2009     if (req->read_size)
2010     {
2011         bytes_read = min( req->read_size, size );
2012         memcpy( buffer, req->read_buf + req->read_pos, bytes_read );
2013         remove_data( req, bytes_read );
2014     }
2015 
2016     if (size > bytes_read)
2017     {
2018         if (req->gzip_stream) {
2019             if(is_gzip_buf_empty(req->gzip_stream) || !bytes_read || sync) {
2020                 ret = read_gzip_data(req, (BYTE*)buffer+bytes_read, size - bytes_read, sync ? MSG_WAITALL : 0, &len);
2021                 if(ret == ERROR_SUCCESS)
2022                     bytes_read += len;
2023             }
2024         }else if (!bytes_read || sync) {
2025             if (NETCON_recv( &req->netConnection, (char *)buffer + bytes_read, size - bytes_read,
2026                              sync ? MSG_WAITALL : 0, &len))
2027                 bytes_read += len;
2028             /* always return success, even if the network layer returns an error */
2029         }
2030     }
2031 done:
2032     req->dwContentRead += bytes_read;
2033     *read = bytes_read;
2034 
2035     TRACE( "retrieved %u bytes (%u/%u)\n", bytes_read, req->dwContentRead, req->dwContentLength );
2036     LeaveCriticalSection( &req->read_section );
2037 
2038     if(ret == ERROR_SUCCESS && req->lpszCacheFile) {
2039         BOOL res;
2040         DWORD dwBytesWritten;
2041 
2042         res = WriteFile(req->hCacheFile, buffer, bytes_read, &dwBytesWritten, NULL);
2043         if(!res)
2044             WARN("WriteFile failed: %u\n", GetLastError());
2045     }
2046 
2047     if(!bytes_read && (req->dwContentRead == req->dwContentLength))
2048         HTTP_FinishedReading(req);
2049 
2050     return ret;
2051 }
2052 
2053 
2054 static DWORD HTTPREQ_ReadFile(WININETHANDLEHEADER *hdr, void *buffer, DWORD size, DWORD *read)
2055 {
2056     WININETHTTPREQW *req = (WININETHTTPREQW*)hdr;
2057     return HTTPREQ_Read(req, buffer, size, read, TRUE);
2058 }
2059 
2060 static void HTTPREQ_AsyncReadFileExAProc(WORKREQUEST *workRequest)
2061 {
2062     struct WORKREQ_INTERNETREADFILEEXA const *data = &workRequest->u.InternetReadFileExA;
2063     WININETHTTPREQW *req = (WININETHTTPREQW*)workRequest->hdr;
2064     INTERNET_ASYNC_RESULT iar;
2065     DWORD res;
2066 
2067     TRACE("INTERNETREADFILEEXA %p\n", workRequest->hdr);
2068 
2069     res = HTTPREQ_Read(req, data->lpBuffersOut->lpvBuffer,
2070             data->lpBuffersOut->dwBufferLength, &data->lpBuffersOut->dwBufferLength, TRUE);
2071 
2072     iar.dwResult = res == ERROR_SUCCESS;
2073     iar.dwError = res;
2074 
2075     INTERNET_SendCallback(&req->hdr, req->hdr.dwContext,
2076                           INTERNET_STATUS_REQUEST_COMPLETE, &iar,
2077                           sizeof(INTERNET_ASYNC_RESULT));
2078 }
2079 
2080 static DWORD HTTPREQ_ReadFileExA(WININETHANDLEHEADER *hdr, INTERNET_BUFFERSA *buffers,
2081         DWORD flags, DWORD_PTR context)
2082 {
2083 
2084     WININETHTTPREQW *req = (WININETHTTPREQW*)hdr;
2085     DWORD res;
2086 
2087     if (flags & ~(IRF_ASYNC|IRF_NO_WAIT))
2088         FIXME("these dwFlags aren't implemented: 0x%x\n", flags & ~(IRF_ASYNC|IRF_NO_WAIT));
2089 
2090     if (buffers->dwStructSize != sizeof(*buffers))
2091         return ERROR_INVALID_PARAMETER;
2092 
2093     INTERNET_SendCallback(&req->hdr, req->hdr.dwContext, INTERNET_STATUS_RECEIVING_RESPONSE, NULL, 0);
2094 
2095     if ((hdr->dwFlags & INTERNET_FLAG_ASYNC) && !get_avail_data(req))
2096     {
2097         WORKREQUEST workRequest;
2098 
2099         if (TryEnterCriticalSection( &req->read_section ))
2100         {
2101             if (get_avail_data(req))
2102             {
2103                 res = HTTPREQ_Read(req, buffers->lpvBuffer, buffers->dwBufferLength,
2104                                    &buffers->dwBufferLength, FALSE);
2105                 LeaveCriticalSection( &req->read_section );
2106                 goto done;
2107             }
2108             LeaveCriticalSection( &req->read_section );
2109         }
2110 
2111         workRequest.asyncproc = HTTPREQ_AsyncReadFileExAProc;
2112         workRequest.hdr = WININET_AddRef(&req->hdr);
2113         workRequest.u.InternetReadFileExA.lpBuffersOut = buffers;
2114 
2115         INTERNET_AsyncCall(&workRequest);
2116 
2117         return ERROR_IO_PENDING;
2118     }
2119 
2120     res = HTTPREQ_Read(req, buffers->lpvBuffer, buffers->dwBufferLength, &buffers->dwBufferLength,
2121             !(flags & IRF_NO_WAIT));
2122 
2123 done:
2124     if (res == ERROR_SUCCESS) {
2125         DWORD size = buffers->dwBufferLength;
2126         INTERNET_SendCallback(&req->hdr, req->hdr.dwContext, INTERNET_STATUS_RESPONSE_RECEIVED,
2127                 &size, sizeof(size));
2128     }
2129 
2130     return res;
2131 }
2132 
2133 static void HTTPREQ_AsyncReadFileExWProc(WORKREQUEST *workRequest)
2134 {
2135     struct WORKREQ_INTERNETREADFILEEXW const *data = &workRequest->u.InternetReadFileExW;
2136     WININETHTTPREQW *req = (WININETHTTPREQW*)workRequest->hdr;
2137     INTERNET_ASYNC_RESULT iar;
2138     DWORD res;
2139 
2140     TRACE("INTERNETREADFILEEXW %p\n", workRequest->hdr);
2141 
2142     res = HTTPREQ_Read(req, data->lpBuffersOut->lpvBuffer,
2143             data->lpBuffersOut->dwBufferLength, &data->lpBuffersOut->dwBufferLength, TRUE);
2144 
2145     iar.dwResult = res == ERROR_SUCCESS;
2146     iar.dwError = res;
2147 
2148     INTERNET_SendCallback(&req->hdr, req->hdr.dwContext,
2149                           INTERNET_STATUS_REQUEST_COMPLETE, &iar,
2150                           sizeof(INTERNET_ASYNC_RESULT));
2151 }
2152 
2153 static DWORD HTTPREQ_ReadFileExW(WININETHANDLEHEADER *hdr, INTERNET_BUFFERSW *buffers,
2154         DWORD flags, DWORD_PTR context)
2155 {
2156 
2157     WININETHTTPREQW *req = (WININETHTTPREQW*)hdr;
2158     DWORD res;
2159 
2160     if (flags & ~(IRF_ASYNC|IRF_NO_WAIT))
2161         FIXME("these dwFlags aren't implemented: 0x%x\n", flags & ~(IRF_ASYNC|IRF_NO_WAIT));
2162 
2163     if (buffers->dwStructSize != sizeof(*buffers))
2164         return ERROR_INVALID_PARAMETER;
2165 
2166     INTERNET_SendCallback(&req->hdr, req->hdr.dwContext, INTERNET_STATUS_RECEIVING_RESPONSE, NULL, 0);
2167 
2168     if (hdr->dwFlags & INTERNET_FLAG_ASYNC)
2169     {
2170         WORKREQUEST workRequest;
2171 
2172         if (TryEnterCriticalSection( &req->read_section ))
2173         {
2174             if (get_avail_data(req))
2175             {
2176                 res = HTTPREQ_Read(req, buffers->lpvBuffer, buffers->dwBufferLength,
2177                                    &buffers->dwBufferLength, FALSE);
2178                 LeaveCriticalSection( &req->read_section );
2179                 goto done;
2180             }
2181             LeaveCriticalSection( &req->read_section );
2182         }
2183 
2184         workRequest.asyncproc = HTTPREQ_AsyncReadFileExWProc;
2185         workRequest.hdr = WININET_AddRef(&req->hdr);
2186         workRequest.u.InternetReadFileExW.lpBuffersOut = buffers;
2187 
2188         INTERNET_AsyncCall(&workRequest);
2189 
2190         return ERROR_IO_PENDING;
2191     }
2192 
2193     res = HTTPREQ_Read(req, buffers->lpvBuffer, buffers->dwBufferLength, &buffers->dwBufferLength,
2194             !(flags & IRF_NO_WAIT));
2195 
2196 done:
2197     if (res == ERROR_SUCCESS) {
2198         DWORD size = buffers->dwBufferLength;
2199         INTERNET_SendCallback(&req->hdr, req->hdr.dwContext, INTERNET_STATUS_RESPONSE_RECEIVED,
2200                 &size, sizeof(size));
2201     }
2202 
2203     return res;
2204 }
2205 
2206 static BOOL HTTPREQ_WriteFile(WININETHANDLEHEADER *hdr, const void *buffer, DWORD size, DWORD *written)
2207 {
2208     BOOL ret;
2209     LPWININETHTTPREQW lpwhr = (LPWININETHTTPREQW)hdr;
2210 
2211     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext, INTERNET_STATUS_SENDING_REQUEST, NULL, 0);
2212 
2213     *written = 0;
2214     if ((ret = NETCON_send(&lpwhr->netConnection, buffer, size, 0, (LPINT)written)))
2215         lpwhr->dwBytesWritten += *written;
2216 
2217     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext, INTERNET_STATUS_REQUEST_SENT, written, sizeof(DWORD));
2218     return ret;
2219 }
2220 
2221 static void HTTPREQ_AsyncQueryDataAvailableProc(WORKREQUEST *workRequest)
2222 {
2223     WININETHTTPREQW *req = (WININETHTTPREQW*)workRequest->hdr;
2224 
2225     HTTP_ReceiveRequestData(req, FALSE);
2226 }
2227 
2228 static DWORD HTTPREQ_QueryDataAvailable(WININETHANDLEHEADER *hdr, DWORD *available, DWORD flags, DWORD_PTR ctx)
2229 {
2230     WININETHTTPREQW *req = (WININETHTTPREQW*)hdr;
2231 
2232     TRACE("(%p %p %x %lx)\n", req, available, flags, ctx);
2233 
2234     if (req->lpHttpSession->lpAppInfo->hdr.dwFlags & INTERNET_FLAG_ASYNC)
2235     {
2236         WORKREQUEST workRequest;
2237 
2238         /* never wait, if we can't enter the section we queue an async request right away */
2239         if (TryEnterCriticalSection( &req->read_section ))
2240         {
2241             if ((*available = get_avail_data( req ))) goto done;
2242             if (end_of_read_data( req )) goto done;
2243             LeaveCriticalSection( &req->read_section );
2244         }
2245 
2246         workRequest.asyncproc = HTTPREQ_AsyncQueryDataAvailableProc;
2247         workRequest.hdr = WININET_AddRef( &req->hdr );
2248 
2249         INTERNET_AsyncCall(&workRequest);
2250 
2251         return ERROR_IO_PENDING;
2252     }
2253 
2254     EnterCriticalSection( &req->read_section );
2255 
2256     if (!(*available = get_avail_data( req )) && !end_of_read_data( req ))
2257     {
2258         refill_buffer( req );
2259         *available = get_avail_data( req );
2260     }
2261 
2262 done:
2263     if (*available == sizeof(req->read_buf) && !req->gzip_stream)  /* check if we have even more pending in the socket */
2264     {
2265         DWORD extra;
2266         if (NETCON_query_data_available(&req->netConnection, &extra))
2267             *available = min( *available + extra, req->dwContentLength - req->dwContentRead );
2268     }
2269     LeaveCriticalSection( &req->read_section );
2270 
2271     TRACE( "returning %u\n", *available );
2272     return ERROR_SUCCESS;
2273 }
2274 
2275 static const HANDLEHEADERVtbl HTTPREQVtbl = {
2276     HTTPREQ_Destroy,
2277     HTTPREQ_CloseConnection,
2278     HTTPREQ_QueryOption,
2279     HTTPREQ_SetOption,
2280     HTTPREQ_ReadFile,
2281     HTTPREQ_ReadFileExA,
2282     HTTPREQ_ReadFileExW,
2283     HTTPREQ_WriteFile,
2284     HTTPREQ_QueryDataAvailable,
2285     NULL
2286 };
2287 
2288 /***********************************************************************
2289  *           HTTP_HttpOpenRequestW (internal)
2290  *
2291  * Open a HTTP request handle
2292  *
2293  * RETURNS
2294  *    HINTERNET  a HTTP request handle on success
2295  *    NULL       on failure
2296  *
2297  */
2298 HINTERNET WINAPI HTTP_HttpOpenRequestW(LPWININETHTTPSESSIONW lpwhs,
2299         LPCWSTR lpszVerb, LPCWSTR lpszObjectName, LPCWSTR lpszVersion,
2300         LPCWSTR lpszReferrer , LPCWSTR *lpszAcceptTypes,
2301         DWORD dwFlags, DWORD_PTR dwContext)
2302 {
2303     LPWININETAPPINFOW hIC = NULL;
2304     LPWININETHTTPREQW lpwhr;
2305     LPWSTR lpszHostName = NULL;
2306     HINTERNET handle = NULL;
2307     static const WCHAR szHostForm[] = {'%','s',':','%','u',0};
2308     DWORD len;
2309 
2310     TRACE("-->\n");
2311 
2312     assert( lpwhs->hdr.htype == WH_HHTTPSESSION );
2313     hIC = lpwhs->lpAppInfo;
2314 
2315     lpwhr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WININETHTTPREQW));
2316     if (NULL == lpwhr)
2317     {
2318         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
2319         goto lend;
2320     }
2321     lpwhr->hdr.htype = WH_HHTTPREQ;
2322     lpwhr->hdr.vtbl = &HTTPREQVtbl;
2323     lpwhr->hdr.dwFlags = dwFlags;
2324     lpwhr->hdr.dwContext = dwContext;
2325     lpwhr->hdr.refs = 1;
2326     lpwhr->hdr.lpfnStatusCB = lpwhs->hdr.lpfnStatusCB;
2327     lpwhr->hdr.dwInternalFlags = lpwhs->hdr.dwInternalFlags & INET_CALLBACKW;
2328     lpwhr->dwContentLength = ~0u;
2329     InitializeCriticalSection( &lpwhr->read_section );
2330 
2331     WININET_AddRef( &lpwhs->hdr );
2332     lpwhr->lpHttpSession = lpwhs;
2333     list_add_head( &lpwhs->hdr.children, &lpwhr->hdr.entry );
2334 
2335     lpszHostName = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR) *
2336             (strlenW(lpwhs->lpszHostName) + 7 /* length of ":65535" + 1 */));
2337     if (NULL == lpszHostName)
2338     {
2339         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
2340         goto lend;
2341     }
2342 
2343     handle = WININET_AllocHandle( &lpwhr->hdr );
2344     if (NULL == handle)
2345     {
2346         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
2347         goto lend;
2348     }
2349 
2350     if (!NETCON_init(&lpwhr->netConnection, dwFlags & INTERNET_FLAG_SECURE))
2351     {
2352         InternetCloseHandle( handle );
2353         handle = NULL;
2354         goto lend;
2355     }
2356 
2357     if (lpszObjectName && *lpszObjectName) {
2358         HRESULT rc;
2359 
2360         len = 0;
2361         rc = UrlEscapeW(lpszObjectName, NULL, &len, URL_ESCAPE_SPACES_ONLY);
2362         if (rc != E_POINTER)
2363             len = strlenW(lpszObjectName)+1;
2364         lpwhr->lpszPath = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
2365         rc = UrlEscapeW(lpszObjectName, lpwhr->lpszPath, &len,
2366                    URL_ESCAPE_SPACES_ONLY);
2367         if (rc != S_OK)
2368         {
2369             ERR("Unable to escape string!(%s) (%d)\n",debugstr_w(lpszObjectName),rc);
2370             strcpyW(lpwhr->lpszPath,lpszObjectName);
2371         }
2372     }else {
2373         static const WCHAR slashW[] = {'/',0};
2374 
2375         lpwhr->lpszPath = WININET_strdupW(slashW);
2376     }
2377 
2378     if (lpszReferrer && *lpszReferrer)
2379         HTTP_ProcessHeader(lpwhr, HTTP_REFERER, lpszReferrer, HTTP_ADDREQ_FLAG_ADD | HTTP_ADDHDR_FLAG_REQ);
2380 
2381     if (lpszAcceptTypes)
2382     {
2383         int i;
2384         for (i = 0; lpszAcceptTypes[i]; i++)
2385         {
2386             if (!*lpszAcceptTypes[i]) continue;
2387             HTTP_ProcessHeader(lpwhr, HTTP_ACCEPT, lpszAcceptTypes[i],
2388                                HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA |
2389                                HTTP_ADDHDR_FLAG_REQ |
2390                                (i == 0 ? HTTP_ADDHDR_FLAG_REPLACE : 0));
2391         }
2392     }
2393 
2394     lpwhr->lpszVerb = WININET_strdupW(lpszVerb && *lpszVerb ? lpszVerb : szGET);
2395 
2396     if (lpszVersion)
2397         lpwhr->lpszVersion = WININET_strdupW(lpszVersion);
2398     else
2399         lpwhr->lpszVersion = WININET_strdupW(g_szHttp1_1);
2400 
2401     if (lpwhs->nHostPort != INTERNET_INVALID_PORT_NUMBER &&
2402         lpwhs->nHostPort != INTERNET_DEFAULT_HTTP_PORT &&
2403         lpwhs->nHostPort != INTERNET_DEFAULT_HTTPS_PORT)
2404     {
2405         sprintfW(lpszHostName, szHostForm, lpwhs->lpszHostName, lpwhs->nHostPort);
2406         HTTP_ProcessHeader(lpwhr, hostW, lpszHostName,
2407                 HTTP_ADDREQ_FLAG_ADD | HTTP_ADDHDR_FLAG_REQ);
2408     }
2409     else
2410         HTTP_ProcessHeader(lpwhr, hostW, lpwhs->lpszHostName,
2411                 HTTP_ADDREQ_FLAG_ADD | HTTP_ADDHDR_FLAG_REQ);
2412 
2413     if (lpwhs->nServerPort == INTERNET_INVALID_PORT_NUMBER)
2414         lpwhs->nServerPort = (dwFlags & INTERNET_FLAG_SECURE ?
2415                         INTERNET_DEFAULT_HTTPS_PORT :
2416                         INTERNET_DEFAULT_HTTP_PORT);
2417 
2418     if (lpwhs->nHostPort == INTERNET_INVALID_PORT_NUMBER)
2419         lpwhs->nHostPort = (dwFlags & INTERNET_FLAG_SECURE ?
2420                         INTERNET_DEFAULT_HTTPS_PORT :
2421                         INTERNET_DEFAULT_HTTP_PORT);
2422 
2423     if (NULL != hIC->lpszProxy && hIC->lpszProxy[0] != 0)
2424         HTTP_DealWithProxy( hIC, lpwhs, lpwhr );
2425 
2426     INTERNET_SendCallback(&lpwhs->hdr, dwContext,
2427                           INTERNET_STATUS_HANDLE_CREATED, &handle,
2428                           sizeof(handle));
2429 
2430 lend:
2431     HeapFree(GetProcessHeap(), 0, lpszHostName);
2432     if( lpwhr )
2433         WININET_Release( &lpwhr->hdr );
2434 
2435     TRACE("<-- %p (%p)\n", handle, lpwhr);
2436     return handle;
2437 }
2438 
2439 /* read any content returned by the server so that the connection can be
2440  * reused */
2441 static void HTTP_DrainContent(WININETHTTPREQW *req)
2442 {
2443     DWORD bytes_read;
2444 
2445     if (!NETCON_connected(&req->netConnection)) return;
2446 
2447     if (req->dwContentLength == -1)
2448     {
2449         NETCON_close(&req->netConnection);
2450         return;
2451     }
2452 
2453     do
2454     {
2455         char buffer[2048];
2456         if (HTTPREQ_Read(req, buffer, sizeof(buffer), &bytes_read, TRUE) != ERROR_SUCCESS)
2457             return;
2458     } while (bytes_read);
2459 }
2460 
2461 static const LPCWSTR header_lookup[] = {
2462     szMime_Version,             /* HTTP_QUERY_MIME_VERSION = 0 */
2463     szContent_Type,             /* HTTP_QUERY_CONTENT_TYPE = 1 */
2464     szContent_Transfer_Encoding,/* HTTP_QUERY_CONTENT_TRANSFER_ENCODING = 2 */
2465     szContent_ID,               /* HTTP_QUERY_CONTENT_ID = 3 */
2466     NULL,                       /* HTTP_QUERY_CONTENT_DESCRIPTION = 4 */
2467     szContent_Length,           /* HTTP_QUERY_CONTENT_LENGTH =  5 */
2468     szContent_Language,         /* HTTP_QUERY_CONTENT_LANGUAGE =  6 */
2469     szAllow,                    /* HTTP_QUERY_ALLOW = 7 */
2470     szPublic,                   /* HTTP_QUERY_PUBLIC = 8 */
2471     szDate,                     /* HTTP_QUERY_DATE = 9 */
2472     szExpires,                  /* HTTP_QUERY_EXPIRES = 10 */
2473     szLast_Modified,            /* HTTP_QUERY_LAST_MODIFIED = 11 */
2474     NULL,                       /* HTTP_QUERY_MESSAGE_ID = 12 */
2475     szURI,                      /* HTTP_QUERY_URI = 13 */
2476     szFrom,                     /* HTTP_QUERY_DERIVED_FROM = 14 */
2477     NULL,                       /* HTTP_QUERY_COST = 15 */
2478     NULL,                       /* HTTP_QUERY_LINK = 16 */
2479     szPragma,                   /* HTTP_QUERY_PRAGMA = 17 */
2480     NULL,                       /* HTTP_QUERY_VERSION = 18 */
2481     szStatus,                   /* HTTP_QUERY_STATUS_CODE = 19 */
2482     NULL,                       /* HTTP_QUERY_STATUS_TEXT = 20 */
2483     NULL,                       /* HTTP_QUERY_RAW_HEADERS = 21 */
2484     NULL,                       /* HTTP_QUERY_RAW_HEADERS_CRLF = 22 */
2485     szConnection,               /* HTTP_QUERY_CONNECTION = 23 */
2486     szAccept,                   /* HTTP_QUERY_ACCEPT = 24 */
2487     szAccept_Charset,           /* HTTP_QUERY_ACCEPT_CHARSET = 25 */
2488     szAccept_Encoding,          /* HTTP_QUERY_ACCEPT_ENCODING = 26 */
2489     szAccept_Language,          /* HTTP_QUERY_ACCEPT_LANGUAGE = 27 */
2490     szAuthorization,            /* HTTP_QUERY_AUTHORIZATION = 28 */
2491     szContent_Encoding,         /* HTTP_QUERY_CONTENT_ENCODING = 29 */
2492     NULL,                       /* HTTP_QUERY_FORWARDED = 30 */
2493     NULL,                       /* HTTP_QUERY_FROM = 31 */
2494     szIf_Modified_Since,        /* HTTP_QUERY_IF_MODIFIED_SINCE = 32 */
2495     szLocation,                 /* HTTP_QUERY_LOCATION = 33 */
2496     NULL,                       /* HTTP_QUERY_ORIG_URI = 34 */
2497     szReferer,                  /* HTTP_QUERY_REFERER = 35 */
2498     szRetry_After,              /* HTTP_QUERY_RETRY_AFTER = 36 */
2499     szServer,                   /* HTTP_QUERY_SERVER = 37 */
2500     NULL,                       /* HTTP_TITLE = 38 */
2501     szUser_Agent,               /* HTTP_QUERY_USER_AGENT = 39 */
2502     szWWW_Authenticate,         /* HTTP_QUERY_WWW_AUTHENTICATE = 40 */
2503     szProxy_Authenticate,       /* HTTP_QUERY_PROXY_AUTHENTICATE = 41 */
2504     szAccept_Ranges,            /* HTTP_QUERY_ACCEPT_RANGES = 42 */
2505     szSet_Cookie,               /* HTTP_QUERY_SET_COOKIE = 43 */
2506     szCookie,                   /* HTTP_QUERY_COOKIE = 44 */
2507     NULL,                       /* HTTP_QUERY_REQUEST_METHOD = 45 */
2508     NULL,                       /* HTTP_QUERY_REFRESH = 46 */
2509     NULL,                       /* HTTP_QUERY_CONTENT_DISPOSITION = 47 */
2510     szAge,                      /* HTTP_QUERY_AGE = 48 */
2511     szCache_Control,            /* HTTP_QUERY_CACHE_CONTROL = 49 */
2512     szContent_Base,             /* HTTP_QUERY_CONTENT_BASE = 50 */
2513     szContent_Location,         /* HTTP_QUERY_CONTENT_LOCATION = 51 */
2514     szContent_MD5,              /* HTTP_QUERY_CONTENT_MD5 = 52 */
2515     szContent_Range,            /* HTTP_QUERY_CONTENT_RANGE = 53 */
2516     szETag,                     /* HTTP_QUERY_ETAG = 54 */
2517     hostW,                      /* HTTP_QUERY_HOST = 55 */
2518     szIf_Match,                 /* HTTP_QUERY_IF_MATCH = 56 */
2519     szIf_None_Match,            /* HTTP_QUERY_IF_NONE_MATCH = 57 */
2520     szIf_Range,                 /* HTTP_QUERY_IF_RANGE = 58 */
2521     szIf_Unmodified_Since,      /* HTTP_QUERY_IF_UNMODIFIED_SINCE = 59 */
2522     szMax_Forwards,             /* HTTP_QUERY_MAX_FORWARDS = 60 */
2523     szProxy_Authorization,      /* HTTP_QUERY_PROXY_AUTHORIZATION = 61 */
2524     szRange,                    /* HTTP_QUERY_RANGE = 62 */
2525     szTransfer_Encoding,        /* HTTP_QUERY_TRANSFER_ENCODING = 63 */
2526     szUpgrade,                  /* HTTP_QUERY_UPGRADE = 64 */
2527     szVary,                     /* HTTP_QUERY_VARY = 65 */
2528     szVia,                      /* HTTP_QUERY_VIA = 66 */
2529     szWarning,                  /* HTTP_QUERY_WARNING = 67 */
2530     szExpect,                   /* HTTP_QUERY_EXPECT = 68 */
2531     szProxy_Connection,         /* HTTP_QUERY_PROXY_CONNECTION = 69 */
2532     szUnless_Modified_Since,    /* HTTP_QUERY_UNLESS_MODIFIED_SINCE = 70 */
2533 };
2534 
2535 #define LAST_TABLE_HEADER (sizeof(header_lookup)/sizeof(header_lookup[0]))
2536 
2537 /***********************************************************************
2538  *           HTTP_HttpQueryInfoW (internal)
2539  */
2540 static BOOL HTTP_HttpQueryInfoW( LPWININETHTTPREQW lpwhr, DWORD dwInfoLevel,
2541         LPVOID lpBuffer, LPDWORD lpdwBufferLength, LPDWORD lpdwIndex)
2542 {
2543     LPHTTPHEADERW lphttpHdr = NULL;
2544     BOOL bSuccess = FALSE;
2545     BOOL request_only = dwInfoLevel & HTTP_QUERY_FLAG_REQUEST_HEADERS;
2546     INT requested_index = lpdwIndex ? *lpdwIndex : 0;
2547     DWORD level = (dwInfoLevel & ~HTTP_QUERY_MODIFIER_FLAGS_MASK);
2548     INT index = -1;
2549 
2550     /* Find requested header structure */
2551     switch (level)
2552     {
2553     case HTTP_QUERY_CUSTOM:
2554         if (!lpBuffer) return FALSE;
2555         index = HTTP_GetCustomHeaderIndex(lpwhr, lpBuffer, requested_index, request_only);
2556         break;
2557 
2558     case HTTP_QUERY_CONTENT_LENGTH:
2559         if(lpwhr->gzip_stream) {
2560             INTERNET_SetLastError(ERROR_HTTP_HEADER_NOT_FOUND);
2561             return FALSE;
2562         }
2563 
2564         index = HTTP_GetCustomHeaderIndex(lpwhr, header_lookup[level],
2565                                           requested_index,request_only);
2566         break;
2567 
2568     case HTTP_QUERY_RAW_HEADERS_CRLF:
2569         {
2570             LPWSTR headers;
2571             DWORD len = 0;
2572             BOOL ret = FALSE;
2573 
2574             if (request_only)
2575                 headers = HTTP_BuildHeaderRequestString(lpwhr, lpwhr->lpszVerb, lpwhr->lpszPath, lpwhr->lpszVersion);
2576             else
2577                 headers = lpwhr->lpszRawHeaders;
2578 
2579             if (headers)
2580                 len = strlenW(headers) * sizeof(WCHAR);
2581 
2582             if (len + sizeof(WCHAR) > *lpdwBufferLength)
2583             {
2584                 len += sizeof(WCHAR);
2585                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2586                 ret = FALSE;
2587             }
2588             else if (lpBuffer)
2589             {
2590                 if (headers)
2591                     memcpy(lpBuffer, headers, len + sizeof(WCHAR));
2592                 else
2593                 {
2594                     len = strlenW(szCrLf) * sizeof(WCHAR);
2595                     memcpy(lpBuffer, szCrLf, sizeof(szCrLf));
2596                 }
2597                 TRACE("returning data: %s\n", debugstr_wn(lpBuffer, len / sizeof(WCHAR)));
2598                 ret = TRUE;
2599             }
2600             *lpdwBufferLength = len;
2601 
2602             if (request_only)
2603                 HeapFree(GetProcessHeap(), 0, headers);
2604             return ret;
2605         }
2606     case HTTP_QUERY_RAW_HEADERS:
2607         {
2608             LPWSTR * ppszRawHeaderLines = HTTP_Tokenize(lpwhr->lpszRawHeaders, szCrLf);
2609             DWORD i, size = 0;
2610             LPWSTR pszString = lpBuffer;
2611 
2612             for (i = 0; ppszRawHeaderLines[i]; i++)
2613                 size += strlenW(ppszRawHeaderLines[i]) + 1;
2614 
2615             if (size + 1 > *lpdwBufferLength/sizeof(WCHAR))
2616             {
2617                 HTTP_FreeTokens(ppszRawHeaderLines);
2618                 *lpdwBufferLength = (size + 1) * sizeof(WCHAR);
2619                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2620                 return FALSE;
2621             }
2622             if (pszString)
2623             {
2624                 for (i = 0; ppszRawHeaderLines[i]; i++)
2625                 {
2626                     DWORD len = strlenW(ppszRawHeaderLines[i]);
2627                     memcpy(pszString, ppszRawHeaderLines[i], (len+1)*sizeof(WCHAR));
2628                     pszString += len+1;
2629                 }
2630                 *pszString = '\0';
2631                 TRACE("returning data: %s\n", debugstr_wn(lpBuffer, size));
2632             }
2633             *lpdwBufferLength = size * sizeof(WCHAR);
2634             HTTP_FreeTokens(ppszRawHeaderLines);
2635 
2636             return TRUE;
2637         }
2638     case HTTP_QUERY_STATUS_TEXT:
2639         if (lpwhr->lpszStatusText)
2640         {
2641             DWORD len = strlenW(lpwhr->lpszStatusText);
2642             if (len + 1 > *lpdwBufferLength/sizeof(WCHAR))
2643             {
2644                 *lpdwBufferLength = (len + 1) * sizeof(WCHAR);
2645                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2646                 return FALSE;
2647             }
2648             if (lpBuffer)
2649             {
2650                 memcpy(lpBuffer, lpwhr->lpszStatusText, (len + 1) * sizeof(WCHAR));
2651                 TRACE("returning data: %s\n", debugstr_wn(lpBuffer, len));
2652             }
2653             *lpdwBufferLength = len * sizeof(WCHAR);
2654             return TRUE;
2655         }
2656         break;
2657     case HTTP_QUERY_VERSION:
2658         if (lpwhr->lpszVersion)
2659         {
2660             DWORD len = strlenW(lpwhr->lpszVersion);
2661             if (len + 1 > *lpdwBufferLength/sizeof(WCHAR))
2662             {
2663                 *lpdwBufferLength = (len + 1) * sizeof(WCHAR);
2664                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2665                 return FALSE;
2666             }
2667             if (lpBuffer)
2668             {
2669                 memcpy(lpBuffer, lpwhr->lpszVersion, (len + 1) * sizeof(WCHAR));
2670                 TRACE("returning data: %s\n", debugstr_wn(lpBuffer, len));
2671             }
2672             *lpdwBufferLength = len * sizeof(WCHAR);
2673             return TRUE;
2674         }
2675         break;
2676     case HTTP_QUERY_CONTENT_ENCODING:
2677         index = HTTP_GetCustomHeaderIndex(lpwhr, header_lookup[lpwhr->gzip_stream ? HTTP_QUERY_CONTENT_TYPE : level],
2678                 requested_index,request_only);
2679         break;
2680     default:
2681         assert (LAST_TABLE_HEADER == (HTTP_QUERY_UNLESS_MODIFIED_SINCE + 1));
2682 
2683         if (level < LAST_TABLE_HEADER && header_lookup[level])
2684             index = HTTP_GetCustomHeaderIndex(lpwhr, header_lookup[level],
2685                                               requested_index,request_only);
2686     }
2687 
2688     if (index >= 0)
2689         lphttpHdr = &lpwhr->pCustHeaders[index];
2690 
2691     /* Ensure header satisfies requested attributes */
2692     if (!lphttpHdr ||
2693         ((dwInfoLevel & HTTP_QUERY_FLAG_REQUEST_HEADERS) &&
2694          (~lphttpHdr->wFlags & HDR_ISREQUEST)))
2695     {
2696         INTERNET_SetLastError(ERROR_HTTP_HEADER_NOT_FOUND);
2697         return bSuccess;
2698     }
2699 
2700     if (lpdwIndex && level != HTTP_QUERY_STATUS_CODE) (*lpdwIndex)++;
2701 
2702     /* coalesce value to requested type */
2703     if (dwInfoLevel & HTTP_QUERY_FLAG_NUMBER && lpBuffer)
2704     {
2705         *(int *)lpBuffer = atoiW(lphttpHdr->lpszValue);
2706         TRACE(" returning number: %d\n", *(int *)lpBuffer);
2707         bSuccess = TRUE;
2708     }
2709     else if (dwInfoLevel & HTTP_QUERY_FLAG_SYSTEMTIME && lpBuffer)
2710     {
2711         time_t tmpTime;
2712         struct tm tmpTM;
2713         SYSTEMTIME *STHook;
2714 
2715         tmpTime = ConvertTimeString(lphttpHdr->lpszValue);
2716 
2717         tmpTM = *gmtime(&tmpTime);
2718         STHook = (SYSTEMTIME *)lpBuffer;
2719         STHook->wDay = tmpTM.tm_mday;
2720         STHook->wHour = tmpTM.tm_hour;
2721         STHook->wMilliseconds = 0;
2722         STHook->wMinute = tmpTM.tm_min;
2723         STHook->wDayOfWeek = tmpTM.tm_wday;
2724         STHook->wMonth = tmpTM.tm_mon + 1;
2725         STHook->wSecond = tmpTM.tm_sec;
2726         STHook->wYear = tmpTM.tm_year;
2727         bSuccess = TRUE;
2728         
2729         TRACE(" returning time: %04d/%02d/%02d - %d - %02d:%02d:%02d.%02d\n",
2730               STHook->wYear, STHook->wMonth, STHook->wDay, STHook->wDayOfWeek,
2731               STHook->wHour, STHook->wMinute, STHook->wSecond, STHook->wMilliseconds);
2732     }
2733     else if (lphttpHdr->lpszValue)
2734     {
2735         DWORD len = (strlenW(lphttpHdr->lpszValue) + 1) * sizeof(WCHAR);
2736 
2737         if (len > *lpdwBufferLength)
2738         {
2739             *lpdwBufferLength = len;
2740             INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
2741             return bSuccess;
2742         }
2743         if (lpBuffer)
2744         {
2745             memcpy(lpBuffer, lphttpHdr->lpszValue, len);
2746             TRACE(" returning string: %s\n", debugstr_w(lpBuffer));
2747         }
2748         *lpdwBufferLength = len - sizeof(WCHAR);
2749         bSuccess = TRUE;
2750     }
2751     return bSuccess;
2752 }
2753 
2754 /***********************************************************************
2755  *           HttpQueryInfoW (WININET.@)
2756  *
2757  * Queries for information about an HTTP request
2758  *
2759  * RETURNS
2760  *    TRUE  on success
2761  *    FALSE on failure
2762  *
2763  */
2764 BOOL WINAPI HttpQueryInfoW(HINTERNET hHttpRequest, DWORD dwInfoLevel,
2765         LPVOID lpBuffer, LPDWORD lpdwBufferLength, LPDWORD lpdwIndex)
2766 {
2767     BOOL bSuccess = FALSE;
2768     LPWININETHTTPREQW lpwhr;
2769 
2770     if (TRACE_ON(wininet)) {
2771 #define FE(x) { x, #x }
2772         static const wininet_flag_info query_flags[] = {
2773             FE(HTTP_QUERY_MIME_VERSION),
2774             FE(HTTP_QUERY_CONTENT_TYPE),
2775             FE(HTTP_QUERY_CONTENT_TRANSFER_ENCODING),
2776             FE(HTTP_QUERY_CONTENT_ID),
2777             FE(HTTP_QUERY_CONTENT_DESCRIPTION),
2778             FE(HTTP_QUERY_CONTENT_LENGTH),
2779             FE(HTTP_QUERY_CONTENT_LANGUAGE),
2780             FE(HTTP_QUERY_ALLOW),
2781             FE(HTTP_QUERY_PUBLIC),
2782             FE(HTTP_QUERY_DATE),
2783             FE(HTTP_QUERY_EXPIRES),
2784             FE(HTTP_QUERY_LAST_MODIFIED),
2785             FE(HTTP_QUERY_MESSAGE_ID),
2786             FE(HTTP_QUERY_URI),
2787             FE(HTTP_QUERY_DERIVED_FROM),
2788             FE(HTTP_QUERY_COST),
2789             FE(HTTP_QUERY_LINK),
2790             FE(HTTP_QUERY_PRAGMA),
2791             FE(HTTP_QUERY_VERSION),
2792             FE(HTTP_QUERY_STATUS_CODE),
2793             FE(HTTP_QUERY_STATUS_TEXT),
2794             FE(HTTP_QUERY_RAW_HEADERS),
2795             FE(HTTP_QUERY_RAW_HEADERS_CRLF),
2796             FE(HTTP_QUERY_CONNECTION),
2797             FE(HTTP_QUERY_ACCEPT),
2798             FE(HTTP_QUERY_ACCEPT_CHARSET),
2799             FE(HTTP_QUERY_ACCEPT_ENCODING),
2800             FE(HTTP_QUERY_ACCEPT_LANGUAGE),
2801             FE(HTTP_QUERY_AUTHORIZATION),
2802             FE(HTTP_QUERY_CONTENT_ENCODING),
2803             FE(HTTP_QUERY_FORWARDED),
2804             FE(HTTP_QUERY_FROM),
2805             FE(HTTP_QUERY_IF_MODIFIED_SINCE),
2806             FE(HTTP_QUERY_LOCATION),
2807             FE(HTTP_QUERY_ORIG_URI),
2808             FE(HTTP_QUERY_REFERER),
2809             FE(HTTP_QUERY_RETRY_AFTER),
2810             FE(HTTP_QUERY_SERVER),
2811             FE(HTTP_QUERY_TITLE),
2812             FE(HTTP_QUERY_USER_AGENT),
2813             FE(HTTP_QUERY_WWW_AUTHENTICATE),
2814             FE(HTTP_QUERY_PROXY_AUTHENTICATE),
2815             FE(HTTP_QUERY_ACCEPT_RANGES),
2816         FE(HTTP_QUERY_SET_COOKIE),
2817         FE(HTTP_QUERY_COOKIE),
2818             FE(HTTP_QUERY_REQUEST_METHOD),
2819             FE(HTTP_QUERY_REFRESH),
2820             FE(HTTP_QUERY_CONTENT_DISPOSITION),
2821             FE(HTTP_QUERY_AGE),
2822             FE(HTTP_QUERY_CACHE_CONTROL),
2823             FE(HTTP_QUERY_CONTENT_BASE),
2824             FE(HTTP_QUERY_CONTENT_LOCATION),
2825             FE(HTTP_QUERY_CONTENT_MD5),
2826             FE(HTTP_QUERY_CONTENT_RANGE),
2827             FE(HTTP_QUERY_ETAG),
2828             FE(HTTP_QUERY_HOST),
2829             FE(HTTP_QUERY_IF_MATCH),
2830             FE(HTTP_QUERY_IF_NONE_MATCH),
2831             FE(HTTP_QUERY_IF_RANGE),
2832             FE(HTTP_QUERY_IF_UNMODIFIED_SINCE),
2833             FE(HTTP_QUERY_MAX_FORWARDS),
2834             FE(HTTP_QUERY_PROXY_AUTHORIZATION),
2835             FE(HTTP_QUERY_RANGE),
2836             FE(HTTP_QUERY_TRANSFER_ENCODING),
2837             FE(HTTP_QUERY_UPGRADE),
2838             FE(HTTP_QUERY_VARY),
2839             FE(HTTP_QUERY_VIA),
2840             FE(HTTP_QUERY_WARNING),
2841             FE(HTTP_QUERY_CUSTOM)
2842         };
2843         static const wininet_flag_info modifier_flags[] = {
2844             FE(HTTP_QUERY_FLAG_REQUEST_HEADERS),
2845             FE(HTTP_QUERY_FLAG_SYSTEMTIME),
2846             FE(HTTP_QUERY_FLAG_NUMBER),
2847             FE(HTTP_QUERY_FLAG_COALESCE)
2848         };
2849 #undef FE
2850         DWORD info_mod = dwInfoLevel & HTTP_QUERY_MODIFIER_FLAGS_MASK;
2851         DWORD info = dwInfoLevel & HTTP_QUERY_HEADER_MASK;
2852         DWORD i;
2853 
2854         TRACE("(%p, 0x%08x)--> %d\n", hHttpRequest, dwInfoLevel, dwInfoLevel);
2855         TRACE("  Attribute:");
2856         for (i = 0; i < (sizeof(query_flags) / sizeof(query_flags[0])); i++) {
2857             if (query_flags[i].val == info) {
2858                 TRACE(" %s", query_flags[i].name);
2859                 break;
2860             }
2861         }
2862         if (i == (sizeof(query_flags) / sizeof(query_flags[0]))) {
2863             TRACE(" Unknown (%08x)", info);
2864         }
2865 
2866         TRACE(" Modifier:");
2867         for (i = 0; i < (sizeof(modifier_flags) / sizeof(modifier_flags[0])); i++) {
2868             if (modifier_flags[i].val & info_mod) {
2869                 TRACE(" %s", modifier_flags[i].name);
2870                 info_mod &= ~ modifier_flags[i].val;
2871             }
2872         }
2873         
2874         if (info_mod) {
2875             TRACE(" Unknown (%08x)", info_mod);
2876         }
2877         TRACE("\n");
2878     }
2879     
2880     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hHttpRequest );
2881     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
2882     {
2883         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
2884         goto lend;
2885     }
2886 
2887     if (lpBuffer == NULL)
2888         *lpdwBufferLength = 0;
2889     bSuccess = HTTP_HttpQueryInfoW( lpwhr, dwInfoLevel,
2890                                     lpBuffer, lpdwBufferLength, lpdwIndex);
2891 
2892 lend:
2893     if( lpwhr )
2894          WININET_Release( &lpwhr->hdr );
2895 
2896     TRACE("%d <--\n", bSuccess);
2897     return bSuccess;
2898 }
2899 
2900 /***********************************************************************
2901  *           HttpQueryInfoA (WININET.@)
2902  *
2903  * Queries for information about an HTTP request
2904  *
2905  * RETURNS
2906  *    TRUE  on success
2907  *    FALSE on failure
2908  *
2909  */
2910 BOOL WINAPI HttpQueryInfoA(HINTERNET hHttpRequest, DWORD dwInfoLevel,
2911         LPVOID lpBuffer, LPDWORD lpdwBufferLength, LPDWORD lpdwIndex)
2912 {
2913     BOOL result;
2914     DWORD len;
2915     WCHAR* bufferW;
2916 
2917     if((dwInfoLevel & HTTP_QUERY_FLAG_NUMBER) ||
2918        (dwInfoLevel & HTTP_QUERY_FLAG_SYSTEMTIME))
2919     {
2920         return HttpQueryInfoW( hHttpRequest, dwInfoLevel, lpBuffer,
2921                                lpdwBufferLength, lpdwIndex );
2922     }
2923 
2924     if (lpBuffer)
2925     {
2926         DWORD alloclen;
2927         len = (*lpdwBufferLength)*sizeof(WCHAR);
2928         if ((dwInfoLevel & HTTP_QUERY_HEADER_MASK) == HTTP_QUERY_CUSTOM)
2929         {
2930             alloclen = MultiByteToWideChar( CP_ACP, 0, lpBuffer, -1, NULL, 0 ) * sizeof(WCHAR);
2931             if (alloclen < len)
2932                 alloclen = len;
2933         }
2934         else
2935             alloclen = len;
2936         bufferW = HeapAlloc( GetProcessHeap(), 0, alloclen );
2937         /* buffer is in/out because of HTTP_QUERY_CUSTOM */
2938         if ((dwInfoLevel & HTTP_QUERY_HEADER_MASK) == HTTP_QUERY_CUSTOM)
2939             MultiByteToWideChar( CP_ACP, 0, lpBuffer, -1, bufferW, alloclen / sizeof(WCHAR) );
2940     } else
2941     {
2942         bufferW = NULL;
2943         len = 0;
2944     }
2945 
2946     result = HttpQueryInfoW( hHttpRequest, dwInfoLevel, bufferW,
2947                            &len, lpdwIndex );
2948     if( result )
2949     {
2950         len = WideCharToMultiByte( CP_ACP,0, bufferW, len / sizeof(WCHAR) + 1,
2951                                      lpBuffer, *lpdwBufferLength, NULL, NULL );
2952         *lpdwBufferLength = len - 1;
2953 
2954         TRACE("lpBuffer: %s\n", debugstr_a(lpBuffer));
2955     }
2956     else
2957         /* since the strings being returned from HttpQueryInfoW should be
2958          * only ASCII characters, it is reasonable to assume that all of
2959          * the Unicode characters can be reduced to a single byte */
2960         *lpdwBufferLength = len / sizeof(WCHAR);
2961 
2962     HeapFree(GetProcessHeap(), 0, bufferW );
2963 
2964     return result;
2965 }
2966 
2967 /***********************************************************************
2968  *           HttpSendRequestExA (WININET.@)
2969  *
2970  * Sends the specified request to the HTTP server and allows chunked
2971  * transfers.
2972  *
2973  * RETURNS
2974  *  Success: TRUE
2975  *  Failure: FALSE, call GetLastError() for more information.
2976  */
2977 BOOL WINAPI HttpSendRequestExA(HINTERNET hRequest,
2978                                LPINTERNET_BUFFERSA lpBuffersIn,
2979                                LPINTERNET_BUFFERSA lpBuffersOut,
2980                                DWORD dwFlags, DWORD_PTR dwContext)
2981 {
2982     INTERNET_BUFFERSW BuffersInW;
2983     BOOL rc = FALSE;
2984     DWORD headerlen;
2985     LPWSTR header = NULL;
2986 
2987     TRACE("(%p, %p, %p, %08x, %08lx)\n", hRequest, lpBuffersIn,
2988             lpBuffersOut, dwFlags, dwContext);
2989 
2990     if (lpBuffersIn)
2991     {
2992         BuffersInW.dwStructSize = sizeof(LPINTERNET_BUFFERSW);
2993         if (lpBuffersIn->lpcszHeader)
2994         {
2995             headerlen = MultiByteToWideChar(CP_ACP,0,lpBuffersIn->lpcszHeader,
2996                     lpBuffersIn->dwHeadersLength,0,0);
2997             header = HeapAlloc(GetProcessHeap(),0,headerlen*sizeof(WCHAR));
2998             if (!(BuffersInW.lpcszHeader = header))
2999             {
3000                 INTERNET_SetLastError(ERROR_OUTOFMEMORY);
3001                 return FALSE;
3002             }
3003             BuffersInW.dwHeadersLength = MultiByteToWideChar(CP_ACP, 0,
3004                     lpBuffersIn->lpcszHeader, lpBuffersIn->dwHeadersLength,
3005                     header, headerlen);
3006         }
3007         else
3008             BuffersInW.lpcszHeader = NULL;
3009         BuffersInW.dwHeadersTotal = lpBuffersIn->dwHeadersTotal;
3010         BuffersInW.lpvBuffer = lpBuffersIn->lpvBuffer;
3011         BuffersInW.dwBufferLength = lpBuffersIn->dwBufferLength;
3012         BuffersInW.dwBufferTotal = lpBuffersIn->dwBufferTotal;
3013         BuffersInW.Next = NULL;
3014     }
3015 
3016     rc = HttpSendRequestExW(hRequest, lpBuffersIn ? &BuffersInW : NULL, NULL, dwFlags, dwContext);
3017 
3018     HeapFree(GetProcessHeap(),0,header);
3019 
3020     return rc;
3021 }
3022 
3023 /***********************************************************************
3024  *           HttpSendRequestExW (WININET.@)
3025  *
3026  * Sends the specified request to the HTTP server and allows chunked
3027  * transfers
3028  *
3029  * RETURNS
3030  *  Success: TRUE
3031  *  Failure: FALSE, call GetLastError() for more information.
3032  */
3033 BOOL WINAPI HttpSendRequestExW(HINTERNET hRequest,
3034                    LPINTERNET_BUFFERSW lpBuffersIn,
3035                    LPINTERNET_BUFFERSW lpBuffersOut,
3036                    DWORD dwFlags, DWORD_PTR dwContext)
3037 {
3038     BOOL ret = FALSE;
3039     LPWININETHTTPREQW lpwhr;
3040     LPWININETHTTPSESSIONW lpwhs;
3041     LPWININETAPPINFOW hIC;
3042 
3043     TRACE("(%p, %p, %p, %08x, %08lx)\n", hRequest, lpBuffersIn,
3044             lpBuffersOut, dwFlags, dwContext);
3045 
3046     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hRequest );
3047 
3048     if (NULL == lpwhr || lpwhr->hdr.htype != WH_HHTTPREQ)
3049     {
3050         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
3051         goto lend;
3052     }
3053 
3054     lpwhs = lpwhr->lpHttpSession;
3055     assert(lpwhs->hdr.htype == WH_HHTTPSESSION);
3056     hIC = lpwhs->lpAppInfo;
3057     assert(hIC->hdr.htype == WH_HINIT);
3058 
3059     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
3060     {
3061         WORKREQUEST workRequest;
3062         struct WORKREQ_HTTPSENDREQUESTW *req;
3063 
3064         workRequest.asyncproc = AsyncHttpSendRequestProc;
3065         workRequest.hdr = WININET_AddRef( &lpwhr->hdr );
3066         req = &workRequest.u.HttpSendRequestW;
3067         if (lpBuffersIn)
3068         {
3069             if (lpBuffersIn->lpcszHeader)
3070                 /* FIXME: this should use dwHeadersLength or may not be necessary at all */
3071                 req->lpszHeader = WININET_strdupW(lpBuffersIn->lpcszHeader);
3072             else
3073                 req->lpszHeader = NULL;
3074             req->dwHeaderLength = lpBuffersIn->dwHeadersLength;
3075             req->lpOptional = lpBuffersIn->lpvBuffer;
3076             req->dwOptionalLength = lpBuffersIn->dwBufferLength;
3077             req->dwContentLength = lpBuffersIn->dwBufferTotal;
3078         }
3079         else
3080         {
3081             req->lpszHeader = NULL;
3082             req->dwHeaderLength = 0;
3083             req->lpOptional = NULL;
3084             req->dwOptionalLength = 0;
3085             req->dwContentLength = 0;
3086         }
3087 
3088         req->bEndRequest = FALSE;
3089 
3090         INTERNET_AsyncCall(&workRequest);
3091         /*
3092          * This is from windows.
3093          */
3094         INTERNET_SetLastError(ERROR_IO_PENDING);
3095     }
3096     else
3097     {
3098         if (lpBuffersIn)
3099             ret = HTTP_HttpSendRequestW(lpwhr, lpBuffersIn->lpcszHeader, lpBuffersIn->dwHeadersLength,
3100                                         lpBuffersIn->lpvBuffer, lpBuffersIn->dwBufferLength,
3101                                         lpBuffersIn->dwBufferTotal, FALSE);
3102         else
3103             ret = HTTP_HttpSendRequestW(lpwhr, NULL, 0, NULL, 0, 0, FALSE);
3104     }
3105 
3106 lend:
3107     if ( lpwhr )
3108         WININET_Release( &lpwhr->hdr );
3109 
3110     TRACE("<---\n");
3111     return ret;
3112 }
3113 
3114 /***********************************************************************
3115  *           HttpSendRequestW (WININET.@)
3116  *
3117  * Sends the specified request to the HTTP server
3118  *
3119  * RETURNS
3120  *    TRUE  on success
3121  *    FALSE on failure
3122  *
3123  */
3124 BOOL WINAPI HttpSendRequestW(HINTERNET hHttpRequest, LPCWSTR lpszHeaders,
3125         DWORD dwHeaderLength, LPVOID lpOptional ,DWORD dwOptionalLength)
3126 {
3127     LPWININETHTTPREQW lpwhr;
3128     LPWININETHTTPSESSIONW lpwhs = NULL;
3129     LPWININETAPPINFOW hIC = NULL;
3130     BOOL r;
3131 
3132     TRACE("%p, %s, %i, %p, %i)\n", hHttpRequest,
3133             debugstr_wn(lpszHeaders, dwHeaderLength), dwHeaderLength, lpOptional, dwOptionalLength);
3134 
3135     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hHttpRequest );
3136     if (NULL == lpwhr || lpwhr->hdr.htype != WH_HHTTPREQ)
3137     {
3138         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
3139         r = FALSE;
3140         goto lend;
3141     }
3142 
3143     lpwhs = lpwhr->lpHttpSession;
3144     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
3145     {
3146         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
3147         r = FALSE;
3148         goto lend;
3149     }
3150 
3151     hIC = lpwhs->lpAppInfo;
3152     if (NULL == hIC ||  hIC->hdr.htype != WH_HINIT)
3153     {
3154         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
3155         r = FALSE;
3156         goto lend;
3157     }
3158 
3159     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
3160     {
3161         WORKREQUEST workRequest;
3162         struct WORKREQ_HTTPSENDREQUESTW *req;
3163 
3164         workRequest.asyncproc = AsyncHttpSendRequestProc;
3165         workRequest.hdr = WININET_AddRef( &lpwhr->hdr );
3166         req = &workRequest.u.HttpSendRequestW;
3167         if (lpszHeaders)
3168         {
3169             DWORD size;
3170 
3171             if (dwHeaderLength == ~0u) size = (strlenW(lpszHeaders) + 1) * sizeof(WCHAR);
3172             else size = dwHeaderLength * sizeof(WCHAR);
3173 
3174             req->lpszHeader = HeapAlloc(GetProcessHeap(), 0, size);
3175             memcpy(req->lpszHeader, lpszHeaders, size);
3176         }
3177         else
3178             req->lpszHeader = 0;
3179         req->dwHeaderLength = dwHeaderLength;
3180         req->lpOptional = lpOptional;
3181         req->dwOptionalLength = dwOptionalLength;
3182         req->dwContentLength = dwOptionalLength;
3183         req->bEndRequest = TRUE;
3184 
3185         INTERNET_AsyncCall(&workRequest);
3186         /*
3187          * This is from windows.
3188          */
3189         INTERNET_SetLastError(ERROR_IO_PENDING);
3190         r = FALSE;
3191     }
3192     else
3193     {
3194         r = HTTP_HttpSendRequestW(lpwhr, lpszHeaders,
3195                 dwHeaderLength, lpOptional, dwOptionalLength,
3196                 dwOptionalLength, TRUE);
3197     }
3198 lend:
3199     if( lpwhr )
3200         WININET_Release( &lpwhr->hdr );
3201     return r;
3202 }
3203 
3204 /***********************************************************************
3205  *           HttpSendRequestA (WININET.@)
3206  *
3207  * Sends the specified request to the HTTP server
3208  *
3209  * RETURNS
3210  *    TRUE  on success
3211  *    FALSE on failure
3212  *
3213  */
3214 BOOL WINAPI HttpSendRequestA(HINTERNET hHttpRequest, LPCSTR lpszHeaders,
3215         DWORD dwHeaderLength, LPVOID lpOptional ,DWORD dwOptionalLength)
3216 {
3217     BOOL result;
3218     LPWSTR szHeaders=NULL;
3219     DWORD nLen=dwHeaderLength;
3220     if(lpszHeaders!=NULL)
3221     {
3222         nLen=MultiByteToWideChar(CP_ACP,0,lpszHeaders,dwHeaderLength,NULL,0);
3223         szHeaders=HeapAlloc(GetProcessHeap(),0,nLen*sizeof(WCHAR));
3224         MultiByteToWideChar(CP_ACP,0,lpszHeaders,dwHeaderLength,szHeaders,nLen);
3225     }
3226     result=HttpSendRequestW(hHttpRequest, szHeaders, nLen, lpOptional, dwOptionalLength);
3227     HeapFree(GetProcessHeap(),0,szHeaders);
3228     return result;
3229 }
3230 
3231 static BOOL HTTP_GetRequestURL(WININETHTTPREQW *req, LPWSTR buf)
3232 {
3233     LPHTTPHEADERW host_header;
3234 
3235     static const WCHAR formatW[] = {'h','t','t','p',':','/','/','%','s','%','s',0};
3236 
3237     host_header = HTTP_GetHeader(req, hostW);
3238     if(!host_header)
3239         return FALSE;
3240 
3241     sprintfW(buf, formatW, host_header->lpszValue, req->lpszPath); /* FIXME */
3242     return TRUE;
3243 }
3244 
3245 /***********************************************************************
3246  *           HTTP_GetRedirectURL (internal)
3247  */
3248 static LPWSTR HTTP_GetRedirectURL(LPWININETHTTPREQW lpwhr, LPCWSTR lpszUrl)
3249 {
3250     static WCHAR szHttp[] = {'h','t','t','p',0};
3251     static WCHAR szHttps[] = {'h','t','t','p','s',0};
3252     LPWININETHTTPSESSIONW lpwhs = lpwhr->lpHttpSession;
3253     URL_COMPONENTSW urlComponents;
3254     DWORD url_length = 0;
3255     LPWSTR orig_url;
3256     LPWSTR combined_url;
3257 
3258     if (lpszUrl[0]=='/') return WININET_strdupW( lpszUrl );
3259 
3260     urlComponents.dwStructSize = sizeof(URL_COMPONENTSW);
3261     urlComponents.lpszScheme = (lpwhr->hdr.dwFlags & INTERNET_FLAG_SECURE) ? szHttps : szHttp;
3262     urlComponents.dwSchemeLength = 0;
3263     urlComponents.lpszHostName = lpwhs->lpszHostName;
3264     urlComponents.dwHostNameLength = 0;
3265     urlComponents.nPort = lpwhs->nHostPort;
3266     urlComponents.lpszUserName = lpwhs->lpszUserName;
3267     urlComponents.dwUserNameLength = 0;
3268     urlComponents.lpszPassword = NULL;
3269     urlComponents.dwPasswordLength = 0;
3270     urlComponents.lpszUrlPath = lpwhr->lpszPath;
3271     urlComponents.dwUrlPathLength = 0;
3272     urlComponents.lpszExtraInfo = NULL;
3273     urlComponents.dwExtraInfoLength = 0;
3274 
3275     if (!InternetCreateUrlW(&urlComponents, 0, <