wininet: Don't crash when querying NULL values.
[wine] / dlls / wininet / http.c
1 /*
2  * Wininet - Http Implementation
3  *
4  * Copyright 1999 Corel Corporation
5  * Copyright 2002 CodeWeavers Inc.
6  * Copyright 2002 TransGaming Technologies Inc.
7  * Copyright 2004 Mike McCormack for CodeWeavers
8  * Copyright 2005 Aric Stewart for CodeWeavers
9  *
10  * Ulrich Czekalla
11  * David Hammerton
12  *
13  * This library is free software; you can redistribute it and/or
14  * modify it under the terms of the GNU Lesser General Public
15  * License as published by the Free Software Foundation; either
16  * version 2.1 of the License, or (at your option) any later version.
17  *
18  * This library is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
21  * Lesser General Public License for more details.
22  *
23  * You should have received a copy of the GNU Lesser General Public
24  * License along with this library; if not, write to the Free Software
25  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
26  */
27
28 #include "config.h"
29 #include "wine/port.h"
30
31 #include <sys/types.h>
32 #ifdef HAVE_SYS_SOCKET_H
33 # include <sys/socket.h>
34 #endif
35 #ifdef HAVE_ARPA_INET_H
36 # include <arpa/inet.h>
37 #endif
38 #include <stdarg.h>
39 #include <stdio.h>
40 #include <stdlib.h>
41 #ifdef HAVE_UNISTD_H
42 # include <unistd.h>
43 #endif
44 #include <time.h>
45 #include <assert.h>
46
47 #include "windef.h"
48 #include "winbase.h"
49 #include "wininet.h"
50 #include "winreg.h"
51 #include "winerror.h"
52 #define NO_SHLWAPI_STREAM
53 #define NO_SHLWAPI_REG
54 #define NO_SHLWAPI_STRFCNS
55 #define NO_SHLWAPI_GDI
56 #include "shlwapi.h"
57
58 #include "internet.h"
59 #include "wine/debug.h"
60 #include "wine/unicode.h"
61
62 WINE_DEFAULT_DEBUG_CHANNEL(wininet);
63
64 static const WCHAR g_szHttp1_0[] = {' ','H','T','T','P','/','1','.','0',0 };
65 static const WCHAR g_szHttp1_1[] = {' ','H','T','T','P','/','1','.','1',0 };
66 static const WCHAR g_szReferer[] = {'R','e','f','e','r','e','r',0};
67 static const WCHAR g_szAccept[] = {'A','c','c','e','p','t',0};
68 static const WCHAR g_szUserAgent[] = {'U','s','e','r','-','A','g','e','n','t',0};
69 static const WCHAR szHost[] = { 'H','o','s','t',0 };
70 static const WCHAR szProxy_Authorization[] = { 'P','r','o','x','y','-','A','u','t','h','o','r','i','z','a','t','i','o','n',0 };
71 static const WCHAR szStatus[] = { 'S','t','a','t','u','s',0 };
72
73 #define MAXHOSTNAME 100
74 #define MAX_FIELD_VALUE_LEN 256
75 #define MAX_FIELD_LEN 256
76
77 #define HTTP_REFERER    g_szReferer
78 #define HTTP_ACCEPT     g_szAccept
79 #define HTTP_USERAGENT  g_szUserAgent
80
81 #define HTTP_ADDHDR_FLAG_ADD                            0x20000000
82 #define HTTP_ADDHDR_FLAG_ADD_IF_NEW                     0x10000000
83 #define HTTP_ADDHDR_FLAG_COALESCE                       0x40000000
84 #define HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA            0x40000000
85 #define HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON        0x01000000
86 #define HTTP_ADDHDR_FLAG_REPLACE                        0x80000000
87 #define HTTP_ADDHDR_FLAG_REQ                            0x02000000
88
89
90 static void HTTP_CloseHTTPRequestHandle(LPWININETHANDLEHEADER hdr);
91 static void HTTP_CloseHTTPSessionHandle(LPWININETHANDLEHEADER hdr);
92 static BOOL HTTP_OpenConnection(LPWININETHTTPREQW lpwhr);
93 static BOOL HTTP_GetResponseHeaders(LPWININETHTTPREQW lpwhr);
94 static BOOL HTTP_ProcessHeader(LPWININETHTTPREQW lpwhr, LPCWSTR field, LPCWSTR value, DWORD dwModifier);
95 static LPWSTR * HTTP_InterpretHttpHeader(LPCWSTR buffer);
96 static BOOL HTTP_InsertCustomHeader(LPWININETHTTPREQW lpwhr, LPHTTPHEADERW lpHdr);
97 static INT HTTP_GetCustomHeaderIndex(LPWININETHTTPREQW lpwhr, LPCWSTR lpszField, INT index, BOOL Request);
98 static BOOL HTTP_DeleteCustomHeader(LPWININETHTTPREQW lpwhr, DWORD index);
99 static LPWSTR HTTP_build_req( LPCWSTR *list, int len );
100 static BOOL HTTP_InsertProxyAuthorization( LPWININETHTTPREQW lpwhr,
101                        LPCWSTR username, LPCWSTR password );
102 static BOOL WINAPI HTTP_HttpQueryInfoW( LPWININETHTTPREQW lpwhr, DWORD
103         dwInfoLevel, LPVOID lpBuffer, LPDWORD lpdwBufferLength, LPDWORD
104         lpdwIndex);
105 static BOOL HTTP_HandleRedirect(LPWININETHTTPREQW lpwhr, LPCWSTR lpszUrl,
106         LPCWSTR lpszHeaders, DWORD dwHeaderLength, LPVOID lpOptional, DWORD
107         dwOptionalLength, DWORD dwContentLength);
108
109
110 LPHTTPHEADERW HTTP_GetHeader(LPWININETHTTPREQW req, LPCWSTR head)
111 {
112     int HeaderIndex = 0;
113     HeaderIndex = HTTP_GetCustomHeaderIndex(req, head, 0, TRUE);
114     if (HeaderIndex == -1)
115         return NULL;
116     else
117         return &req->pCustHeaders[HeaderIndex];
118 }
119
120 /***********************************************************************
121  *           HTTP_Tokenize (internal)
122  *
123  *  Tokenize a string, allocating memory for the tokens.
124  */
125 static LPWSTR * HTTP_Tokenize(LPCWSTR string, LPCWSTR token_string)
126 {
127     LPWSTR * token_array;
128     int tokens = 0;
129     int i;
130     LPCWSTR next_token;
131
132     /* empty string has no tokens */
133     if (*string)
134         tokens++;
135     /* count tokens */
136     for (i = 0; string[i]; i++)
137         if (!strncmpW(string+i, token_string, strlenW(token_string)))
138         {
139             DWORD j;
140             tokens++;
141             /* we want to skip over separators, but not the null terminator */
142             for (j = 0; j < strlenW(token_string) - 1; j++)
143                 if (!string[i+j])
144                     break;
145             i += j;
146         }
147
148     /* add 1 for terminating NULL */
149     token_array = HeapAlloc(GetProcessHeap(), 0, (tokens+1) * sizeof(*token_array));
150     token_array[tokens] = NULL;
151     if (!tokens)
152         return token_array;
153     for (i = 0; i < tokens; i++)
154     {
155         int len;
156         next_token = strstrW(string, token_string);
157         if (!next_token) next_token = string+strlenW(string);
158         len = next_token - string;
159         token_array[i] = HeapAlloc(GetProcessHeap(), 0, (len+1)*sizeof(WCHAR));
160         memcpy(token_array[i], string, len*sizeof(WCHAR));
161         token_array[i][len] = '\0';
162         string = next_token+strlenW(token_string);
163     }
164     return token_array;
165 }
166
167 /***********************************************************************
168  *           HTTP_FreeTokens (internal)
169  *
170  *  Frees memory returned from HTTP_Tokenize.
171  */
172 static void HTTP_FreeTokens(LPWSTR * token_array)
173 {
174     int i;
175     for (i = 0; token_array[i]; i++)
176         HeapFree(GetProcessHeap(), 0, token_array[i]);
177     HeapFree(GetProcessHeap(), 0, token_array);
178 }
179
180 /* **********************************************************************
181  * 
182  * Helper functions for the HttpSendRequest(Ex) functions
183  * 
184  */
185 static void HTTP_FixVerb( LPWININETHTTPREQW lpwhr )
186 {
187     /* if the verb is NULL default to GET */
188     if (NULL == lpwhr->lpszVerb)
189     {
190             static const WCHAR szGET[] = { 'G','E','T', 0 };
191             lpwhr->lpszVerb = WININET_strdupW(szGET);
192     }
193 }
194
195 static void HTTP_FixURL( LPWININETHTTPREQW lpwhr)
196 {
197     static const WCHAR szSlash[] = { '/',0 };
198     static const WCHAR szHttp[] = { 'h','t','t','p',':','/','/', 0 };
199
200     /* If we don't have a path we set it to root */
201     if (NULL == lpwhr->lpszPath)
202         lpwhr->lpszPath = WININET_strdupW(szSlash);
203     else /* remove \r and \n*/
204     {
205         int nLen = strlenW(lpwhr->lpszPath);
206         while ((nLen >0 ) && ((lpwhr->lpszPath[nLen-1] == '\r')||(lpwhr->lpszPath[nLen-1] == '\n')))
207         {
208             nLen--;
209             lpwhr->lpszPath[nLen]='\0';
210         }
211         /* Replace '\' with '/' */
212         while (nLen>0) {
213             nLen--;
214             if (lpwhr->lpszPath[nLen] == '\\') lpwhr->lpszPath[nLen]='/';
215         }
216     }
217
218     if(CSTR_EQUAL != CompareStringW( LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE,
219                        lpwhr->lpszPath, strlenW(szHttp), szHttp, strlenW(szHttp) )
220        && lpwhr->lpszPath[0] != '/') /* not an absolute path ?? --> fix it !! */
221     {
222         WCHAR *fixurl = HeapAlloc(GetProcessHeap(), 0, 
223                              (strlenW(lpwhr->lpszPath) + 2)*sizeof(WCHAR));
224         *fixurl = '/';
225         strcpyW(fixurl + 1, lpwhr->lpszPath);
226         HeapFree( GetProcessHeap(), 0, lpwhr->lpszPath );
227         lpwhr->lpszPath = fixurl;
228     }
229 }
230
231 static LPWSTR HTTP_BuildHeaderRequestString( LPWININETHTTPREQW lpwhr, LPCWSTR verb, LPCWSTR path, BOOL http1_1 )
232 {
233     LPWSTR requestString;
234     DWORD len, n;
235     LPCWSTR *req;
236     INT i;
237     LPWSTR p;
238
239     static const WCHAR szSpace[] = { ' ',0 };
240     static const WCHAR szcrlf[] = {'\r','\n', 0};
241     static const WCHAR szColon[] = { ':',' ',0 };
242     static const WCHAR sztwocrlf[] = {'\r','\n','\r','\n', 0};
243
244     /* allocate space for an array of all the string pointers to be added */
245     len = (lpwhr->nCustHeaders)*4 + 9;
246     req = HeapAlloc( GetProcessHeap(), 0, len*sizeof(LPCWSTR) );
247
248     /* add the verb, path and HTTP version string */
249     n = 0;
250     req[n++] = verb;
251     req[n++] = szSpace;
252     req[n++] = path;
253     req[n++] = http1_1 ? g_szHttp1_1 : g_szHttp1_0;
254
255     /* Append custom request heades */
256     for (i = 0; i < lpwhr->nCustHeaders; i++)
257     {
258         if (lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST)
259         {
260             req[n++] = szcrlf;
261             req[n++] = lpwhr->pCustHeaders[i].lpszField;
262             req[n++] = szColon;
263             req[n++] = lpwhr->pCustHeaders[i].lpszValue;
264
265             TRACE("Adding custom header %s (%s)\n",
266                    debugstr_w(lpwhr->pCustHeaders[i].lpszField),
267                    debugstr_w(lpwhr->pCustHeaders[i].lpszValue));
268         }
269     }
270
271     if( n >= len )
272         ERR("oops. buffer overrun\n");
273
274     req[n] = NULL;
275     requestString = HTTP_build_req( req, 4 );
276     HeapFree( GetProcessHeap(), 0, req );
277
278     /*
279      * Set (header) termination string for request
280      * Make sure there's exactly two new lines at the end of the request
281      */
282     p = &requestString[strlenW(requestString)-1];
283     while ( (*p == '\n') || (*p == '\r') )
284        p--;
285     strcpyW( p+1, sztwocrlf );
286     
287     return requestString;
288 }
289
290 static void HTTP_ProcessHeaders( LPWININETHTTPREQW lpwhr )
291 {
292     static const WCHAR szSet_Cookie[] = { 'S','e','t','-','C','o','o','k','i','e',0 };
293     int HeaderIndex;
294     LPHTTPHEADERW setCookieHeader;
295
296     HeaderIndex = HTTP_GetCustomHeaderIndex(lpwhr, szSet_Cookie, 0, FALSE);
297     if (HeaderIndex == -1)
298             return;
299     setCookieHeader = &lpwhr->pCustHeaders[HeaderIndex];
300
301     if (!(lpwhr->hdr.dwFlags & INTERNET_FLAG_NO_COOKIES) && setCookieHeader->lpszValue)
302     {
303         int nPosStart = 0, nPosEnd = 0, len;
304         static const WCHAR szFmt[] = { 'h','t','t','p',':','/','/','%','s','/',0};
305
306         while (setCookieHeader->lpszValue[nPosEnd] != '\0')
307         {
308             LPWSTR buf_cookie, cookie_name, cookie_data;
309             LPWSTR buf_url;
310             LPWSTR domain = NULL;
311             LPHTTPHEADERW Host;
312
313             int nEqualPos = 0;
314             while (setCookieHeader->lpszValue[nPosEnd] != ';' && setCookieHeader->lpszValue[nPosEnd] != ',' &&
315                    setCookieHeader->lpszValue[nPosEnd] != '\0')
316             {
317                 nPosEnd++;
318             }
319             if (setCookieHeader->lpszValue[nPosEnd] == ';')
320             {
321                 /* fixme: not case sensitive, strcasestr is gnu only */
322                 int nDomainPosEnd = 0;
323                 int nDomainPosStart = 0, nDomainLength = 0;
324                 static const WCHAR szDomain[] = {'d','o','m','a','i','n','=',0};
325                 LPWSTR lpszDomain = strstrW(&setCookieHeader->lpszValue[nPosEnd], szDomain);
326                 if (lpszDomain)
327                 { /* they have specified their own domain, lets use it */
328                     while (lpszDomain[nDomainPosEnd] != ';' && lpszDomain[nDomainPosEnd] != ',' &&
329                            lpszDomain[nDomainPosEnd] != '\0')
330                     {
331                         nDomainPosEnd++;
332                     }
333                     nDomainPosStart = strlenW(szDomain);
334                     nDomainLength = (nDomainPosEnd - nDomainPosStart) + 1;
335                     domain = HeapAlloc(GetProcessHeap(), 0, (nDomainLength + 1)*sizeof(WCHAR));
336                     lstrcpynW(domain, &lpszDomain[nDomainPosStart], nDomainLength + 1);
337                 }
338             }
339             if (setCookieHeader->lpszValue[nPosEnd] == '\0') break;
340             buf_cookie = HeapAlloc(GetProcessHeap(), 0, ((nPosEnd - nPosStart) + 1)*sizeof(WCHAR));
341             lstrcpynW(buf_cookie, &setCookieHeader->lpszValue[nPosStart], (nPosEnd - nPosStart) + 1);
342             TRACE("%s\n", debugstr_w(buf_cookie));
343             while (buf_cookie[nEqualPos] != '=' && buf_cookie[nEqualPos] != '\0')
344             {
345                 nEqualPos++;
346             }
347             if (buf_cookie[nEqualPos] == '\0' || buf_cookie[nEqualPos + 1] == '\0')
348             {
349                 HeapFree(GetProcessHeap(), 0, buf_cookie);
350                 break;
351             }
352
353             cookie_name = HeapAlloc(GetProcessHeap(), 0, (nEqualPos + 1)*sizeof(WCHAR));
354             lstrcpynW(cookie_name, buf_cookie, nEqualPos + 1);
355             cookie_data = &buf_cookie[nEqualPos + 1];
356
357             Host = HTTP_GetHeader(lpwhr,szHost);
358             len = lstrlenW((domain ? domain : (Host?Host->lpszValue:NULL))) + 
359                 strlenW(lpwhr->lpszPath) + 9;
360             buf_url = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
361             sprintfW(buf_url, szFmt, (domain ? domain : (Host?Host->lpszValue:NULL))); /* FIXME PATH!!! */
362             InternetSetCookieW(buf_url, cookie_name, cookie_data);
363
364             HeapFree(GetProcessHeap(), 0, buf_url);
365             HeapFree(GetProcessHeap(), 0, buf_cookie);
366             HeapFree(GetProcessHeap(), 0, cookie_name);
367             HeapFree(GetProcessHeap(), 0, domain);
368             nPosStart = nPosEnd;
369         }
370     }
371 }
372
373 static void HTTP_AddProxyInfo( LPWININETHTTPREQW lpwhr )
374 {
375     LPWININETHTTPSESSIONW lpwhs = (LPWININETHTTPSESSIONW)lpwhr->hdr.lpwhparent;
376     LPWININETAPPINFOW hIC = (LPWININETAPPINFOW)lpwhs->hdr.lpwhparent;
377
378     assert(lpwhs->hdr.htype == WH_HHTTPSESSION);
379     assert(hIC->hdr.htype == WH_HINIT);
380
381     if (hIC && (hIC->lpszProxyUsername || hIC->lpszProxyPassword ))
382         HTTP_InsertProxyAuthorization(lpwhr, hIC->lpszProxyUsername,
383                 hIC->lpszProxyPassword);
384 }
385
386 /***********************************************************************
387  *           HTTP_HttpAddRequestHeadersW (internal)
388  */
389 static BOOL WINAPI HTTP_HttpAddRequestHeadersW(LPWININETHTTPREQW lpwhr,
390         LPCWSTR lpszHeader, DWORD dwHeaderLength, DWORD dwModifier)
391 {
392     LPWSTR lpszStart;
393     LPWSTR lpszEnd;
394     LPWSTR buffer;
395     BOOL bSuccess = FALSE;
396     DWORD len;
397
398     TRACE("copying header: %s\n", debugstr_w(lpszHeader));
399
400     if( dwHeaderLength == ~0U )
401         len = strlenW(lpszHeader);
402     else
403         len = dwHeaderLength;
404     buffer = HeapAlloc( GetProcessHeap(), 0, sizeof(WCHAR)*(len+1) );
405     lstrcpynW( buffer, lpszHeader, len + 1);
406
407     lpszStart = buffer;
408
409     do
410     {
411         LPWSTR * pFieldAndValue;
412
413         lpszEnd = lpszStart;
414
415         while (*lpszEnd != '\0')
416         {
417             if (*lpszEnd == '\r' && *(lpszEnd + 1) == '\n')
418                  break;
419             lpszEnd++;
420         }
421
422         if (*lpszStart == '\0')
423             break;
424
425         if (*lpszEnd == '\r')
426         {
427             *lpszEnd = '\0';
428             lpszEnd += 2; /* Jump over \r\n */
429         }
430         TRACE("interpreting header %s\n", debugstr_w(lpszStart));
431         pFieldAndValue = HTTP_InterpretHttpHeader(lpszStart);
432         if (pFieldAndValue)
433         {
434             bSuccess = HTTP_ProcessHeader(lpwhr, pFieldAndValue[0],
435                 pFieldAndValue[1], dwModifier | HTTP_ADDHDR_FLAG_REQ);
436             HTTP_FreeTokens(pFieldAndValue);
437         }
438
439         lpszStart = lpszEnd;
440     } while (bSuccess);
441
442     HeapFree(GetProcessHeap(), 0, buffer);
443
444     return bSuccess;
445 }
446
447 /***********************************************************************
448  *           HttpAddRequestHeadersW (WININET.@)
449  *
450  * Adds one or more HTTP header to the request handler
451  *
452  * RETURNS
453  *    TRUE  on success
454  *    FALSE on failure
455  *
456  */
457 BOOL WINAPI HttpAddRequestHeadersW(HINTERNET hHttpRequest,
458         LPCWSTR lpszHeader, DWORD dwHeaderLength, DWORD dwModifier)
459 {
460     BOOL bSuccess = FALSE;
461     LPWININETHTTPREQW lpwhr;
462
463     TRACE("%p, %s, %li, %li\n", hHttpRequest, debugstr_w(lpszHeader), dwHeaderLength,
464           dwModifier);
465
466     if (!lpszHeader) 
467       return TRUE;
468
469     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hHttpRequest );
470     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
471     {
472         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
473         goto lend;
474     }
475     bSuccess = HTTP_HttpAddRequestHeadersW( lpwhr, lpszHeader, dwHeaderLength, dwModifier );
476 lend:
477     if( lpwhr )
478         WININET_Release( &lpwhr->hdr );
479
480     return bSuccess;
481 }
482
483 /***********************************************************************
484  *           HttpAddRequestHeadersA (WININET.@)
485  *
486  * Adds one or more HTTP header to the request handler
487  *
488  * RETURNS
489  *    TRUE  on success
490  *    FALSE on failure
491  *
492  */
493 BOOL WINAPI HttpAddRequestHeadersA(HINTERNET hHttpRequest,
494         LPCSTR lpszHeader, DWORD dwHeaderLength, DWORD dwModifier)
495 {
496     DWORD len;
497     LPWSTR hdr;
498     BOOL r;
499
500     TRACE("%p, %s, %li, %li\n", hHttpRequest, debugstr_a(lpszHeader), dwHeaderLength,
501           dwModifier);
502
503     len = MultiByteToWideChar( CP_ACP, 0, lpszHeader, dwHeaderLength, NULL, 0 );
504     hdr = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
505     MultiByteToWideChar( CP_ACP, 0, lpszHeader, dwHeaderLength, hdr, len );
506     if( dwHeaderLength != ~0U )
507         dwHeaderLength = len;
508
509     r = HttpAddRequestHeadersW( hHttpRequest, hdr, dwHeaderLength, dwModifier );
510
511     HeapFree( GetProcessHeap(), 0, hdr );
512
513     return r;
514 }
515
516 /***********************************************************************
517  *           HttpEndRequestA (WININET.@)
518  *
519  * Ends an HTTP request that was started by HttpSendRequestEx
520  *
521  * RETURNS
522  *    TRUE      if successful
523  *    FALSE     on failure
524  *
525  */
526 BOOL WINAPI HttpEndRequestA(HINTERNET hRequest, 
527         LPINTERNET_BUFFERSA lpBuffersOut, DWORD dwFlags, DWORD dwContext)
528 {
529     LPINTERNET_BUFFERSA ptr;
530     LPINTERNET_BUFFERSW lpBuffersOutW,ptrW;
531     BOOL rc = FALSE;
532
533     TRACE("(%p, %p, %08lx, %08lx): stub\n", hRequest, lpBuffersOut, dwFlags,
534             dwContext);
535
536     ptr = lpBuffersOut;
537     if (ptr)
538         lpBuffersOutW = (LPINTERNET_BUFFERSW)HeapAlloc(GetProcessHeap(),
539                 HEAP_ZERO_MEMORY, sizeof(INTERNET_BUFFERSW));
540     else
541         lpBuffersOutW = NULL;
542
543     ptrW = lpBuffersOutW;
544     while (ptr)
545     {
546         if (ptr->lpvBuffer && ptr->dwBufferLength)
547             ptrW->lpvBuffer = HeapAlloc(GetProcessHeap(),0,ptr->dwBufferLength);
548         ptrW->dwBufferLength = ptr->dwBufferLength;
549         ptrW->dwBufferTotal= ptr->dwBufferTotal;
550
551         if (ptr->Next)
552             ptrW->Next = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,
553                     sizeof(INTERNET_BUFFERSW));
554
555         ptr = ptr->Next;
556         ptrW = ptrW->Next;
557     }
558
559     rc = HttpEndRequestW(hRequest, lpBuffersOutW, dwFlags, dwContext);
560
561     if (lpBuffersOutW)
562     {
563         ptrW = lpBuffersOutW;
564         while (ptrW)
565         {
566             LPINTERNET_BUFFERSW ptrW2;
567
568             FIXME("Do we need to translate info out of these buffer?\n");
569
570             HeapFree(GetProcessHeap(),0,(LPVOID)ptrW->lpvBuffer);
571             ptrW2 = ptrW->Next;
572             HeapFree(GetProcessHeap(),0,ptrW);
573             ptrW = ptrW2;
574         }
575     }
576
577     return rc;
578 }
579
580 /***********************************************************************
581  *           HttpEndRequestW (WININET.@)
582  *
583  * Ends an HTTP request that was started by HttpSendRequestEx
584  *
585  * RETURNS
586  *    TRUE      if successful
587  *    FALSE     on failure
588  *
589  */
590 BOOL WINAPI HttpEndRequestW(HINTERNET hRequest, 
591         LPINTERNET_BUFFERSW lpBuffersOut, DWORD dwFlags, DWORD dwContext)
592 {
593     BOOL rc = FALSE;
594     LPWININETHTTPREQW lpwhr;
595     INT responseLen;
596
597     TRACE("-->\n");
598     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hRequest );
599
600     if (NULL == lpwhr || lpwhr->hdr.htype != WH_HHTTPREQ)
601     {
602         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
603         return FALSE;
604     }
605
606     lpwhr->hdr.dwFlags |= dwFlags;
607     lpwhr->hdr.dwContext = dwContext;
608
609     SendAsyncCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
610             INTERNET_STATUS_RECEIVING_RESPONSE, NULL, 0);
611
612     responseLen = HTTP_GetResponseHeaders(lpwhr);
613     if (responseLen)
614             rc = TRUE;
615
616     SendAsyncCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
617             INTERNET_STATUS_RESPONSE_RECEIVED, &responseLen, sizeof(DWORD));
618
619     /* process headers here. Is this right? */
620     HTTP_ProcessHeaders(lpwhr);
621
622     /* We appear to do nothing with the buffer.. is that correct? */
623
624     if(!(lpwhr->hdr.dwFlags & INTERNET_FLAG_NO_AUTO_REDIRECT))
625     {
626         DWORD dwCode,dwCodeLength=sizeof(DWORD),dwIndex=0;
627         if(HTTP_HttpQueryInfoW(lpwhr,HTTP_QUERY_FLAG_NUMBER|HTTP_QUERY_STATUS_CODE,&dwCode,&dwCodeLength,&dwIndex) &&
628             (dwCode==302 || dwCode==301))
629         {
630             WCHAR szNewLocation[2048];
631             DWORD dwBufferSize=2048;
632             dwIndex=0;
633             if(HTTP_HttpQueryInfoW(lpwhr,HTTP_QUERY_LOCATION,szNewLocation,&dwBufferSize,&dwIndex))
634             {
635                     static const WCHAR szGET[] = { 'G','E','T', 0 };
636                 /* redirects are always GETs */
637                 HeapFree(GetProcessHeap(),0,lpwhr->lpszVerb);
638                     lpwhr->lpszVerb = WININET_strdupW(szGET);
639                 return HTTP_HandleRedirect(lpwhr, szNewLocation, NULL, 0, NULL, 0, 0);
640             }
641         }
642     }
643
644     TRACE("%i <--\n",rc);
645     return rc;
646 }
647
648 /***********************************************************************
649  *           HttpOpenRequestW (WININET.@)
650  *
651  * Open a HTTP request handle
652  *
653  * RETURNS
654  *    HINTERNET  a HTTP request handle on success
655  *    NULL       on failure
656  *
657  */
658 HINTERNET WINAPI HttpOpenRequestW(HINTERNET hHttpSession,
659         LPCWSTR lpszVerb, LPCWSTR lpszObjectName, LPCWSTR lpszVersion,
660         LPCWSTR lpszReferrer , LPCWSTR *lpszAcceptTypes,
661         DWORD dwFlags, DWORD dwContext)
662 {
663     LPWININETHTTPSESSIONW lpwhs;
664     HINTERNET handle = NULL;
665
666     TRACE("(%p, %s, %s, %s, %s, %p, %08lx, %08lx)\n", hHttpSession,
667           debugstr_w(lpszVerb), debugstr_w(lpszObjectName),
668           debugstr_w(lpszVersion), debugstr_w(lpszReferrer), lpszAcceptTypes,
669           dwFlags, dwContext);
670     if(lpszAcceptTypes!=NULL)
671     {
672         int i;
673         for(i=0;lpszAcceptTypes[i]!=NULL;i++)
674             TRACE("\taccept type: %s\n",debugstr_w(lpszAcceptTypes[i]));
675     }    
676
677     lpwhs = (LPWININETHTTPSESSIONW) WININET_GetObject( hHttpSession );
678     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
679     {
680         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
681         goto lend;
682     }
683
684     /*
685      * My tests seem to show that the windows version does not
686      * become asynchronous until after this point. And anyhow
687      * if this call was asynchronous then how would you get the
688      * necessary HINTERNET pointer returned by this function.
689      *
690      */
691     handle = HTTP_HttpOpenRequestW(lpwhs, lpszVerb, lpszObjectName,
692                                    lpszVersion, lpszReferrer, lpszAcceptTypes,
693                                    dwFlags, dwContext);
694 lend:
695     if( lpwhs )
696         WININET_Release( &lpwhs->hdr );
697     TRACE("returning %p\n", handle);
698     return handle;
699 }
700
701
702 /***********************************************************************
703  *           HttpOpenRequestA (WININET.@)
704  *
705  * Open a HTTP request handle
706  *
707  * RETURNS
708  *    HINTERNET  a HTTP request handle on success
709  *    NULL       on failure
710  *
711  */
712 HINTERNET WINAPI HttpOpenRequestA(HINTERNET hHttpSession,
713         LPCSTR lpszVerb, LPCSTR lpszObjectName, LPCSTR lpszVersion,
714         LPCSTR lpszReferrer , LPCSTR *lpszAcceptTypes,
715         DWORD dwFlags, DWORD dwContext)
716 {
717     LPWSTR szVerb = NULL, szObjectName = NULL;
718     LPWSTR szVersion = NULL, szReferrer = NULL, *szAcceptTypes = NULL;
719     INT len;
720     INT acceptTypesCount;
721     HINTERNET rc = FALSE;
722     TRACE("(%p, %s, %s, %s, %s, %p, %08lx, %08lx)\n", hHttpSession,
723           debugstr_a(lpszVerb), debugstr_a(lpszObjectName),
724           debugstr_a(lpszVersion), debugstr_a(lpszReferrer), lpszAcceptTypes,
725           dwFlags, dwContext);
726
727     if (lpszVerb)
728     {
729         len = MultiByteToWideChar(CP_ACP, 0, lpszVerb, -1, NULL, 0 );
730         szVerb = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR) );
731         if ( !szVerb )
732             goto end;
733         MultiByteToWideChar(CP_ACP, 0, lpszVerb, -1, szVerb, len);
734     }
735
736     if (lpszObjectName)
737     {
738         len = MultiByteToWideChar(CP_ACP, 0, lpszObjectName, -1, NULL, 0 );
739         szObjectName = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR) );
740         if ( !szObjectName )
741             goto end;
742         MultiByteToWideChar(CP_ACP, 0, lpszObjectName, -1, szObjectName, len );
743     }
744
745     if (lpszVersion)
746     {
747         len = MultiByteToWideChar(CP_ACP, 0, lpszVersion, -1, NULL, 0 );
748         szVersion = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
749         if ( !szVersion )
750             goto end;
751         MultiByteToWideChar(CP_ACP, 0, lpszVersion, -1, szVersion, len );
752     }
753
754     if (lpszReferrer)
755     {
756         len = MultiByteToWideChar(CP_ACP, 0, lpszReferrer, -1, NULL, 0 );
757         szReferrer = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
758         if ( !szReferrer )
759             goto end;
760         MultiByteToWideChar(CP_ACP, 0, lpszReferrer, -1, szReferrer, len );
761     }
762
763     acceptTypesCount = 0;
764     if (lpszAcceptTypes)
765     {
766         /* find out how many there are */
767         while (lpszAcceptTypes[acceptTypesCount]) 
768             acceptTypesCount++;
769         szAcceptTypes = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR *) * (acceptTypesCount+1));
770         acceptTypesCount = 0;
771         while (lpszAcceptTypes[acceptTypesCount])
772         {
773             len = MultiByteToWideChar(CP_ACP, 0, lpszAcceptTypes[acceptTypesCount],
774                                 -1, NULL, 0 );
775             szAcceptTypes[acceptTypesCount] = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
776             if (!szAcceptTypes[acceptTypesCount] )
777                 goto end;
778             MultiByteToWideChar(CP_ACP, 0, lpszAcceptTypes[acceptTypesCount],
779                                 -1, szAcceptTypes[acceptTypesCount], len );
780             acceptTypesCount++;
781         }
782         szAcceptTypes[acceptTypesCount] = NULL;
783     }
784     else szAcceptTypes = 0;
785
786     rc = HttpOpenRequestW(hHttpSession, szVerb, szObjectName,
787                           szVersion, szReferrer,
788                           (LPCWSTR*)szAcceptTypes, dwFlags, dwContext);
789
790 end:
791     if (szAcceptTypes)
792     {
793         acceptTypesCount = 0;
794         while (szAcceptTypes[acceptTypesCount])
795         {
796             HeapFree(GetProcessHeap(), 0, szAcceptTypes[acceptTypesCount]);
797             acceptTypesCount++;
798         }
799         HeapFree(GetProcessHeap(), 0, szAcceptTypes);
800     }
801     HeapFree(GetProcessHeap(), 0, szReferrer);
802     HeapFree(GetProcessHeap(), 0, szVersion);
803     HeapFree(GetProcessHeap(), 0, szObjectName);
804     HeapFree(GetProcessHeap(), 0, szVerb);
805
806     return rc;
807 }
808
809 /***********************************************************************
810  *  HTTP_Base64
811  */
812 static UINT HTTP_Base64( LPCWSTR bin, LPWSTR base64 )
813 {
814     UINT n = 0, x;
815     static LPCSTR HTTP_Base64Enc = 
816         "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
817
818     while( bin[0] )
819     {
820         /* first 6 bits, all from bin[0] */
821         base64[n++] = HTTP_Base64Enc[(bin[0] & 0xfc) >> 2];
822         x = (bin[0] & 3) << 4;
823
824         /* next 6 bits, 2 from bin[0] and 4 from bin[1] */
825         if( !bin[1] )
826         {
827             base64[n++] = HTTP_Base64Enc[x];
828             base64[n++] = '=';
829             base64[n++] = '=';
830             break;
831         }
832         base64[n++] = HTTP_Base64Enc[ x | ( (bin[1]&0xf0) >> 4 ) ];
833         x = ( bin[1] & 0x0f ) << 2;
834
835         /* next 6 bits 4 from bin[1] and 2 from bin[2] */
836         if( !bin[2] )
837         {
838             base64[n++] = HTTP_Base64Enc[x];
839             base64[n++] = '=';
840             break;
841         }
842         base64[n++] = HTTP_Base64Enc[ x | ( (bin[2]&0xc0 ) >> 6 ) ];
843
844         /* last 6 bits, all from bin [2] */
845         base64[n++] = HTTP_Base64Enc[ bin[2] & 0x3f ];
846         bin += 3;
847     }
848     base64[n] = 0;
849     return n;
850 }
851
852 /***********************************************************************
853  *  HTTP_EncodeBasicAuth
854  *
855  *  Encode the basic authentication string for HTTP 1.1
856  */
857 static LPWSTR HTTP_EncodeBasicAuth( LPCWSTR username, LPCWSTR password)
858 {
859     UINT len;
860     LPWSTR in, out;
861     static const WCHAR szBasic[] = {'B','a','s','i','c',' ',0};
862     static const WCHAR szColon[] = {':',0};
863
864     len = lstrlenW( username ) + 1 + lstrlenW ( password ) + 1;
865     in = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
866     if( !in )
867         return NULL;
868
869     len = lstrlenW(szBasic) +
870           (lstrlenW( username ) + 1 + lstrlenW ( password ))*2 + 1 + 1;
871     out = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
872     if( out )
873     {
874         lstrcpyW( in, username );
875         lstrcatW( in, szColon );
876         lstrcatW( in, password );
877         lstrcpyW( out, szBasic );
878         HTTP_Base64( in, &out[strlenW(out)] );
879     }
880     HeapFree( GetProcessHeap(), 0, in );
881
882     return out;
883 }
884
885 /***********************************************************************
886  *  HTTP_InsertProxyAuthorization
887  *
888  *   Insert the basic authorization field in the request header
889  */
890 static BOOL HTTP_InsertProxyAuthorization( LPWININETHTTPREQW lpwhr,
891                        LPCWSTR username, LPCWSTR password )
892 {
893     WCHAR *authorization = HTTP_EncodeBasicAuth( username, password );
894     BOOL ret = TRUE;
895
896     if (!authorization)
897         return FALSE;
898
899     TRACE( "Inserting authorization: %s\n", debugstr_w( authorization ) );
900
901     HTTP_ProcessHeader(lpwhr, szProxy_Authorization, authorization,
902             HTTP_ADDHDR_FLAG_REPLACE);
903
904     HeapFree( GetProcessHeap(), 0, authorization );
905     
906     return ret;
907 }
908
909 /***********************************************************************
910  *           HTTP_DealWithProxy
911  */
912 static BOOL HTTP_DealWithProxy( LPWININETAPPINFOW hIC,
913     LPWININETHTTPSESSIONW lpwhs, LPWININETHTTPREQW lpwhr)
914 {
915     WCHAR buf[MAXHOSTNAME];
916     WCHAR proxy[MAXHOSTNAME + 15]; /* 15 == "http://" + sizeof(port#) + ":/\0" */
917     WCHAR* url;
918     static const WCHAR szNul[] = { 0 };
919     URL_COMPONENTSW UrlComponents;
920     static const WCHAR szHttp[] = { 'h','t','t','p',':','/','/',0 }, szSlash[] = { '/',0 } ;
921     static const WCHAR szFormat1[] = { 'h','t','t','p',':','/','/','%','s',0 };
922     static const WCHAR szFormat2[] = { 'h','t','t','p',':','/','/','%','s',':','%','d',0 };
923     int len;
924
925     memset( &UrlComponents, 0, sizeof UrlComponents );
926     UrlComponents.dwStructSize = sizeof UrlComponents;
927     UrlComponents.lpszHostName = buf;
928     UrlComponents.dwHostNameLength = MAXHOSTNAME;
929
930     if( CSTR_EQUAL != CompareStringW(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE,
931                                  hIC->lpszProxy,strlenW(szHttp),szHttp,strlenW(szHttp)) )
932         sprintfW(proxy, szFormat1, hIC->lpszProxy);
933     else
934         strcpyW(proxy, hIC->lpszProxy);
935     if( !InternetCrackUrlW(proxy, 0, 0, &UrlComponents) )
936         return FALSE;
937     if( UrlComponents.dwHostNameLength == 0 )
938         return FALSE;
939
940     if( !lpwhr->lpszPath )
941         lpwhr->lpszPath = (LPWSTR)szNul;
942     TRACE("server='%s' path='%s'\n",
943           debugstr_w(lpwhs->lpszHostName), debugstr_w(lpwhr->lpszPath));
944     /* for constant 15 see above */
945     len = strlenW(lpwhs->lpszHostName) + strlenW(lpwhr->lpszPath) + 15;
946     url = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
947
948     if(UrlComponents.nPort == INTERNET_INVALID_PORT_NUMBER)
949         UrlComponents.nPort = INTERNET_DEFAULT_HTTP_PORT;
950
951     sprintfW(url, szFormat2, lpwhs->lpszHostName, lpwhs->nHostPort);
952
953     if( lpwhr->lpszPath[0] != '/' )
954         strcatW( url, szSlash );
955     strcatW(url, lpwhr->lpszPath);
956     if(lpwhr->lpszPath != szNul)
957         HeapFree(GetProcessHeap(), 0, lpwhr->lpszPath);
958     lpwhr->lpszPath = url;
959
960     HeapFree(GetProcessHeap(), 0, lpwhs->lpszServerName);
961     lpwhs->lpszServerName = WININET_strdupW(UrlComponents.lpszHostName);
962     lpwhs->nServerPort = UrlComponents.nPort;
963
964     return TRUE;
965 }
966
967 /***********************************************************************
968  *           HTTP_HttpOpenRequestW (internal)
969  *
970  * Open a HTTP request handle
971  *
972  * RETURNS
973  *    HINTERNET  a HTTP request handle on success
974  *    NULL       on failure
975  *
976  */
977 HINTERNET WINAPI HTTP_HttpOpenRequestW(LPWININETHTTPSESSIONW lpwhs,
978         LPCWSTR lpszVerb, LPCWSTR lpszObjectName, LPCWSTR lpszVersion,
979         LPCWSTR lpszReferrer , LPCWSTR *lpszAcceptTypes,
980         DWORD dwFlags, DWORD dwContext)
981 {
982     LPWININETAPPINFOW hIC = NULL;
983     LPWININETHTTPREQW lpwhr;
984     LPWSTR lpszCookies;
985     LPWSTR lpszUrl = NULL;
986     DWORD nCookieSize;
987     HINTERNET handle = NULL;
988     static const WCHAR szUrlForm[] = {'h','t','t','p',':','/','/','%','s',0};
989     DWORD len;
990     LPHTTPHEADERW Host;
991     char szaddr[32];
992
993     TRACE("-->\n");
994
995     assert( lpwhs->hdr.htype == WH_HHTTPSESSION );
996     hIC = (LPWININETAPPINFOW) lpwhs->hdr.lpwhparent;
997
998     lpwhr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WININETHTTPREQW));
999     if (NULL == lpwhr)
1000     {
1001         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1002         goto lend;
1003     }
1004     lpwhr->hdr.htype = WH_HHTTPREQ;
1005     lpwhr->hdr.lpwhparent = WININET_AddRef( &lpwhs->hdr );
1006     lpwhr->hdr.dwFlags = dwFlags;
1007     lpwhr->hdr.dwContext = dwContext;
1008     lpwhr->hdr.dwRefCount = 1;
1009     lpwhr->hdr.destroy = HTTP_CloseHTTPRequestHandle;
1010     lpwhr->hdr.lpfnStatusCB = lpwhs->hdr.lpfnStatusCB;
1011
1012     handle = WININET_AllocHandle( &lpwhr->hdr );
1013     if (NULL == handle)
1014     {
1015         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
1016         goto lend;
1017     }
1018
1019     if (!NETCON_init(&lpwhr->netConnection, dwFlags & INTERNET_FLAG_SECURE))
1020     {
1021         InternetCloseHandle( handle );
1022         handle = NULL;
1023         goto lend;
1024     }
1025
1026     if (NULL != lpszObjectName && strlenW(lpszObjectName)) {
1027         HRESULT rc;
1028
1029         len = 0;
1030         rc = UrlEscapeW(lpszObjectName, NULL, &len, URL_ESCAPE_SPACES_ONLY);
1031         if (rc != E_POINTER)
1032             len = strlenW(lpszObjectName)+1;
1033         lpwhr->lpszPath = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
1034         rc = UrlEscapeW(lpszObjectName, lpwhr->lpszPath, &len,
1035                    URL_ESCAPE_SPACES_ONLY);
1036         if (rc)
1037         {
1038             ERR("Unable to escape string!(%s) (%ld)\n",debugstr_w(lpszObjectName),rc);
1039             strcpyW(lpwhr->lpszPath,lpszObjectName);
1040         }
1041     }
1042
1043     if (NULL != lpszReferrer && strlenW(lpszReferrer))
1044         HTTP_ProcessHeader(lpwhr, HTTP_REFERER, lpszReferrer, HTTP_ADDHDR_FLAG_COALESCE);
1045
1046     if(lpszAcceptTypes!=NULL)
1047     {
1048         int i;
1049         for(i=0;lpszAcceptTypes[i]!=NULL;i++)
1050             HTTP_ProcessHeader(lpwhr, HTTP_ACCEPT, lpszAcceptTypes[i], HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA|HTTP_ADDHDR_FLAG_REQ|HTTP_ADDHDR_FLAG_ADD_IF_NEW);
1051     }
1052
1053     if (NULL == lpszVerb)
1054     {
1055         static const WCHAR szGet[] = {'G','E','T',0};
1056         lpwhr->lpszVerb = WININET_strdupW(szGet);
1057     }
1058     else if (strlenW(lpszVerb))
1059         lpwhr->lpszVerb = WININET_strdupW(lpszVerb);
1060
1061     if (NULL != lpszReferrer && strlenW(lpszReferrer))
1062     {
1063         WCHAR buf[MAXHOSTNAME];
1064         URL_COMPONENTSW UrlComponents;
1065
1066         memset( &UrlComponents, 0, sizeof UrlComponents );
1067         UrlComponents.dwStructSize = sizeof UrlComponents;
1068         UrlComponents.lpszHostName = buf;
1069         UrlComponents.dwHostNameLength = MAXHOSTNAME;
1070
1071         InternetCrackUrlW(lpszReferrer, 0, 0, &UrlComponents);
1072         if (strlenW(UrlComponents.lpszHostName))
1073             HTTP_ProcessHeader(lpwhr, szHost, UrlComponents.lpszHostName, HTTP_ADDREQ_FLAG_ADD | HTTP_ADDREQ_FLAG_REPLACE | HTTP_ADDHDR_FLAG_REQ);
1074     }
1075     else
1076         HTTP_ProcessHeader(lpwhr, szHost, lpwhs->lpszHostName, HTTP_ADDREQ_FLAG_ADD | HTTP_ADDREQ_FLAG_REPLACE | HTTP_ADDHDR_FLAG_REQ);
1077
1078     if (lpwhs->nServerPort == INTERNET_INVALID_PORT_NUMBER)
1079         lpwhs->nServerPort = (dwFlags & INTERNET_FLAG_SECURE ?
1080                         INTERNET_DEFAULT_HTTPS_PORT :
1081                         INTERNET_DEFAULT_HTTP_PORT);
1082     lpwhs->nHostPort = lpwhs->nServerPort;
1083
1084     if (NULL != hIC->lpszProxy && hIC->lpszProxy[0] != 0)
1085         HTTP_DealWithProxy( hIC, lpwhs, lpwhr );
1086
1087     if (hIC->lpszAgent)
1088     {
1089         WCHAR *agent_header;
1090         static const WCHAR user_agent[] = {'U','s','e','r','-','A','g','e','n','t',':',' ','%','s','\r','\n',0 };
1091
1092         len = strlenW(hIC->lpszAgent) + strlenW(user_agent);
1093         agent_header = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
1094         sprintfW(agent_header, user_agent, hIC->lpszAgent );
1095
1096         HTTP_HttpAddRequestHeadersW(lpwhr, agent_header, strlenW(agent_header),
1097                                HTTP_ADDREQ_FLAG_ADD);
1098         HeapFree(GetProcessHeap(), 0, agent_header);
1099     }
1100
1101     Host = HTTP_GetHeader(lpwhr,szHost);
1102
1103     len = lstrlenW(Host->lpszValue) + strlenW(szUrlForm);
1104     lpszUrl = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
1105     sprintfW( lpszUrl, szUrlForm, Host->lpszValue );
1106
1107     if (!(lpwhr->hdr.dwFlags & INTERNET_FLAG_NO_COOKIES) &&
1108         InternetGetCookieW(lpszUrl, NULL, NULL, &nCookieSize))
1109     {
1110         int cnt = 0;
1111         static const WCHAR szCookie[] = {'C','o','o','k','i','e',':',' ',0};
1112         static const WCHAR szcrlf[] = {'\r','\n',0};
1113
1114         lpszCookies = HeapAlloc(GetProcessHeap(), 0, (nCookieSize + 1 + 8)*sizeof(WCHAR));
1115
1116         cnt += sprintfW(lpszCookies, szCookie);
1117         InternetGetCookieW(lpszUrl, NULL, lpszCookies + cnt, &nCookieSize);
1118         strcatW(lpszCookies, szcrlf);
1119
1120         HTTP_HttpAddRequestHeadersW(lpwhr, lpszCookies, strlenW(lpszCookies),
1121                                HTTP_ADDREQ_FLAG_ADD);
1122         HeapFree(GetProcessHeap(), 0, lpszCookies);
1123     }
1124     HeapFree(GetProcessHeap(), 0, lpszUrl);
1125
1126
1127     INTERNET_SendCallback(&lpwhs->hdr, dwContext,
1128                           INTERNET_STATUS_HANDLE_CREATED, &handle,
1129                           sizeof(handle));
1130
1131     /*
1132      * A STATUS_REQUEST_COMPLETE is NOT sent here as per my tests on windows
1133      */
1134
1135     /*
1136      * According to my tests. The name is not resolved until a request is Opened
1137      */
1138     INTERNET_SendCallback(&lpwhr->hdr, dwContext,
1139                           INTERNET_STATUS_RESOLVING_NAME,
1140                           lpwhs->lpszServerName,
1141                           strlenW(lpwhs->lpszServerName)+1);
1142
1143     if (!GetAddress(lpwhs->lpszServerName, lpwhs->nServerPort,
1144                     &lpwhs->socketAddress))
1145     {
1146         INTERNET_SetLastError(ERROR_INTERNET_NAME_NOT_RESOLVED);
1147         InternetCloseHandle( handle );
1148         handle = NULL;
1149         goto lend;
1150     }
1151
1152     inet_ntop(lpwhs->socketAddress.sin_family, &lpwhs->socketAddress.sin_addr,
1153               szaddr, sizeof(szaddr));
1154     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
1155                           INTERNET_STATUS_NAME_RESOLVED,
1156                           szaddr, strlen(szaddr)+1);
1157
1158 lend:
1159     if( lpwhr )
1160         WININET_Release( &lpwhr->hdr );
1161
1162     TRACE("<-- %p (%p)\n", handle, lpwhr);
1163     return handle;
1164 }
1165
1166 static const WCHAR szAccept[] = { 'A','c','c','e','p','t',0 };
1167 static const WCHAR szAccept_Charset[] = { 'A','c','c','e','p','t','-','C','h','a','r','s','e','t', 0 };
1168 static const WCHAR szAccept_Encoding[] = { 'A','c','c','e','p','t','-','E','n','c','o','d','i','n','g',0 };
1169 static const WCHAR szAccept_Language[] = { 'A','c','c','e','p','t','-','L','a','n','g','u','a','g','e',0 };
1170 static const WCHAR szAccept_Ranges[] = { 'A','c','c','e','p','t','-','R','a','n','g','e','s',0 };
1171 static const WCHAR szAge[] = { 'A','g','e',0 };
1172 static const WCHAR szAllow[] = { 'A','l','l','o','w',0 };
1173 static const WCHAR szAuthorization[] = { 'A','u','t','h','o','r','i','z','a','t','i','o','n',0 };
1174 static const WCHAR szCache_Control[] = { 'C','a','c','h','e','-','C','o','n','t','r','o','l',0 };
1175 static const WCHAR szConnection[] = { 'C','o','n','n','e','c','t','i','o','n',0 };
1176 static const WCHAR szContent_Base[] = { 'C','o','n','t','e','n','t','-','B','a','s','e',0 };
1177 static const WCHAR szContent_Encoding[] = { 'C','o','n','t','e','n','t','-','E','n','c','o','d','i','n','g',0 };
1178 static const WCHAR szContent_ID[] = { 'C','o','n','t','e','n','t','-','I','D',0 };
1179 static const WCHAR szContent_Language[] = { 'C','o','n','t','e','n','t','-','L','a','n','g','u','a','g','e',0 };
1180 static const WCHAR szContent_Length[] = { 'C','o','n','t','e','n','t','-','L','e','n','g','t','h',0 };
1181 static const WCHAR szContent_Location[] = { 'C','o','n','t','e','n','t','-','L','o','c','a','t','i','o','n',0 };
1182 static const WCHAR szContent_MD5[] = { 'C','o','n','t','e','n','t','-','M','D','5',0 };
1183 static const WCHAR szContent_Range[] = { 'C','o','n','t','e','n','t','-','R','a','n','g','e',0 };
1184 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 };
1185 static const WCHAR szContent_Type[] = { 'C','o','n','t','e','n','t','-','T','y','p','e',0 };
1186 static const WCHAR szCookie[] = { 'C','o','o','k','i','e',0 };
1187 static const WCHAR szDate[] = { 'D','a','t','e',0 };
1188 static const WCHAR szFrom[] = { 'F','r','o','m',0 };
1189 static const WCHAR szETag[] = { 'E','T','a','g',0 };
1190 static const WCHAR szExpect[] = { 'E','x','p','e','c','t',0 };
1191 static const WCHAR szExpires[] = { 'E','x','p','i','r','e','s',0 };
1192 static const WCHAR szIf_Match[] = { 'I','f','-','M','a','t','c','h',0 };
1193 static const WCHAR szIf_Modified_Since[] = { 'I','f','-','M','o','d','i','f','i','e','d','-','S','i','n','c','e',0 };
1194 static const WCHAR szIf_None_Match[] = { 'I','f','-','N','o','n','e','-','M','a','t','c','h',0 };
1195 static const WCHAR szIf_Range[] = { 'I','f','-','R','a','n','g','e',0 };
1196 static const WCHAR szIf_Unmodified_Since[] = { 'I','f','-','U','n','m','o','d','i','f','i','e','d','-','S','i','n','c','e',0 };
1197 static const WCHAR szLast_Modified[] = { 'L','a','s','t','-','M','o','d','i','f','i','e','d',0 };
1198 static const WCHAR szLocation[] = { 'L','o','c','a','t','i','o','n',0 };
1199 static const WCHAR szMax_Forwards[] = { 'M','a','x','-','F','o','r','w','a','r','d','s',0 };
1200 static const WCHAR szMime_Version[] = { 'M','i','m','e','-','V','e','r','s','i','o','n',0 };
1201 static const WCHAR szPragma[] = { 'P','r','a','g','m','a',0 };
1202 static const WCHAR szProxy_Authenticate[] = { 'P','r','o','x','y','-','A','u','t','h','e','n','t','i','c','a','t','e',0 };
1203 static const WCHAR szProxy_Connection[] = { 'P','r','o','x','y','-','C','o','n','n','e','c','t','i','o','n',0 };
1204 static const WCHAR szPublic[] = { 'P','u','b','l','i','c',0 };
1205 static const WCHAR szRange[] = { 'R','a','n','g','e',0 };
1206 static const WCHAR szReferer[] = { 'R','e','f','e','r','e','r',0 };
1207 static const WCHAR szRetry_After[] = { 'R','e','t','r','y','-','A','f','t','e','r',0 };
1208 static const WCHAR szServer[] = { 'S','e','r','v','e','r',0 };
1209 static const WCHAR szSet_Cookie[] = { 'S','e','t','-','C','o','o','k','i','e',0 };
1210 static const WCHAR szTransfer_Encoding[] = { 'T','r','a','n','s','f','e','r','-','E','n','c','o','d','i','n','g',0 };
1211 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 };
1212 static const WCHAR szUpgrade[] = { 'U','p','g','r','a','d','e',0 };
1213 static const WCHAR szURI[] = { 'U','R','I',0 };
1214 static const WCHAR szUser_Agent[] = { 'U','s','e','r','-','A','g','e','n','t',0 };
1215 static const WCHAR szVary[] = { 'V','a','r','y',0 };
1216 static const WCHAR szVia[] = { 'V','i','a',0 };
1217 static const WCHAR szWarning[] = { 'W','a','r','n','i','n','g',0 };
1218 static const WCHAR szWWW_Authenticate[] = { 'W','W','W','-','A','u','t','h','e','n','t','i','c','a','t','e',0 };
1219
1220 static const LPCWSTR header_lookup[] = {
1221     szMime_Version,             /* HTTP_QUERY_MIME_VERSION = 0 */
1222     szContent_Type,             /* HTTP_QUERY_CONTENT_TYPE = 1 */
1223     szContent_Transfer_Encoding,/* HTTP_QUERY_CONTENT_TRANSFER_ENCODING = 2 */
1224     szContent_ID,               /* HTTP_QUERY_CONTENT_ID = 3 */
1225     NULL,                       /* HTTP_QUERY_CONTENT_DESCRIPTION = 4 */
1226     szContent_Length,           /* HTTP_QUERY_CONTENT_LENGTH =  5 */
1227     szContent_Language,         /* HTTP_QUERY_CONTENT_LANGUAGE =  6 */
1228     szAllow,                    /* HTTP_QUERY_ALLOW = 7 */
1229     szPublic,                   /* HTTP_QUERY_PUBLIC = 8 */
1230     szDate,                     /* HTTP_QUERY_DATE = 9 */
1231     szExpires,                  /* HTTP_QUERY_EXPIRES = 10 */
1232     szLast_Modified,            /* HTTP_QUERY_LAST_MODIFIED = 11 */
1233     NULL,                       /* HTTP_QUERY_MESSAGE_ID = 12 */
1234     szURI,                      /* HTTP_QUERY_URI = 13 */
1235     szFrom,                     /* HTTP_QUERY_DERIVED_FROM = 14 */
1236     NULL,                       /* HTTP_QUERY_COST = 15 */
1237     NULL,                       /* HTTP_QUERY_LINK = 16 */
1238     szPragma,                   /* HTTP_QUERY_PRAGMA = 17 */
1239     NULL,                       /* HTTP_QUERY_VERSION = 18 */
1240     szStatus,                   /* HTTP_QUERY_STATUS_CODE = 19 */
1241     NULL,                       /* HTTP_QUERY_STATUS_TEXT = 20 */
1242     NULL,                       /* HTTP_QUERY_RAW_HEADERS = 21 */
1243     NULL,                       /* HTTP_QUERY_RAW_HEADERS_CRLF = 22 */
1244     szConnection,               /* HTTP_QUERY_CONNECTION = 23 */
1245     szAccept,                   /* HTTP_QUERY_ACCEPT = 24 */
1246     szAccept_Charset,           /* HTTP_QUERY_ACCEPT_CHARSET = 25 */
1247     szAccept_Encoding,          /* HTTP_QUERY_ACCEPT_ENCODING = 26 */
1248     szAccept_Language,          /* HTTP_QUERY_ACCEPT_LANGUAGE = 27 */
1249     szAuthorization,            /* HTTP_QUERY_AUTHORIZATION = 28 */
1250     szContent_Encoding,         /* HTTP_QUERY_CONTENT_ENCODING = 29 */
1251     NULL,                       /* HTTP_QUERY_FORWARDED = 30 */
1252     NULL,                       /* HTTP_QUERY_FROM = 31 */
1253     szIf_Modified_Since,        /* HTTP_QUERY_IF_MODIFIED_SINCE = 32 */
1254     szLocation,                 /* HTTP_QUERY_LOCATION = 33 */
1255     NULL,                       /* HTTP_QUERY_ORIG_URI = 34 */
1256     szReferer,                  /* HTTP_QUERY_REFERER = 35 */
1257     szRetry_After,              /* HTTP_QUERY_RETRY_AFTER = 36 */
1258     szServer,                   /* HTTP_QUERY_SERVER = 37 */
1259     NULL,                       /* HTTP_TITLE = 38 */
1260     szUser_Agent,               /* HTTP_QUERY_USER_AGENT = 39 */
1261     szWWW_Authenticate,         /* HTTP_QUERY_WWW_AUTHENTICATE = 40 */
1262     szProxy_Authenticate,       /* HTTP_QUERY_PROXY_AUTHENTICATE = 41 */
1263     szAccept_Ranges,            /* HTTP_QUERY_ACCEPT_RANGES = 42 */
1264     szSet_Cookie,               /* HTTP_QUERY_SET_COOKIE = 43 */
1265     szCookie,                   /* HTTP_QUERY_COOKIE = 44 */
1266     NULL,                       /* HTTP_QUERY_REQUEST_METHOD = 45 */
1267     NULL,                       /* HTTP_QUERY_REFRESH = 46 */
1268     NULL,                       /* HTTP_QUERY_CONTENT_DISPOSITION = 47 */
1269     szAge,                      /* HTTP_QUERY_AGE = 48 */
1270     szCache_Control,            /* HTTP_QUERY_CACHE_CONTROL = 49 */
1271     szContent_Base,             /* HTTP_QUERY_CONTENT_BASE = 50 */
1272     szContent_Location,         /* HTTP_QUERY_CONTENT_LOCATION = 51 */
1273     szContent_MD5,              /* HTTP_QUERY_CONTENT_MD5 = 52 */
1274     szContent_Range,            /* HTTP_QUERY_CONTENT_RANGE = 53 */
1275     szETag,                     /* HTTP_QUERY_ETAG = 54 */
1276     szHost,                     /* HTTP_QUERY_HOST = 55 */
1277     szIf_Match,                 /* HTTP_QUERY_IF_MATCH = 56 */
1278     szIf_None_Match,            /* HTTP_QUERY_IF_NONE_MATCH = 57 */
1279     szIf_Range,                 /* HTTP_QUERY_IF_RANGE = 58 */
1280     szIf_Unmodified_Since,      /* HTTP_QUERY_IF_UNMODIFIED_SINCE = 59 */
1281     szMax_Forwards,             /* HTTP_QUERY_MAX_FORWARDS = 60 */
1282     szProxy_Authorization,      /* HTTP_QUERY_PROXY_AUTHORIZATION = 61 */
1283     szRange,                    /* HTTP_QUERY_RANGE = 62 */
1284     szTransfer_Encoding,        /* HTTP_QUERY_TRANSFER_ENCODING = 63 */
1285     szUpgrade,                  /* HTTP_QUERY_UPGRADE = 64 */
1286     szVary,                     /* HTTP_QUERY_VARY = 65 */
1287     szVia,                      /* HTTP_QUERY_VIA = 66 */
1288     szWarning,                  /* HTTP_QUERY_WARNING = 67 */
1289     szExpect,                   /* HTTP_QUERY_EXPECT = 68 */
1290     szProxy_Connection,         /* HTTP_QUERY_PROXY_CONNECTION = 69 */
1291     szUnless_Modified_Since,    /* HTTP_QUERY_UNLESS_MODIFIED_SINCE = 70 */
1292 };
1293
1294 #define LAST_TABLE_HEADER (sizeof(header_lookup)/sizeof(header_lookup[0]))
1295
1296 /***********************************************************************
1297  *           HTTP_HttpQueryInfoW (internal)
1298  */
1299 static BOOL WINAPI HTTP_HttpQueryInfoW( LPWININETHTTPREQW lpwhr, DWORD dwInfoLevel,
1300         LPVOID lpBuffer, LPDWORD lpdwBufferLength, LPDWORD lpdwIndex)
1301 {
1302     LPHTTPHEADERW lphttpHdr = NULL;
1303     BOOL bSuccess = FALSE;
1304     BOOL request_only = dwInfoLevel & HTTP_QUERY_FLAG_REQUEST_HEADERS;
1305     INT requested_index = lpdwIndex ? *lpdwIndex : 0;
1306     INT level = (dwInfoLevel & ~HTTP_QUERY_MODIFIER_FLAGS_MASK);
1307     INT index = -1;
1308
1309     /* Find requested header structure */
1310     switch (level)
1311     {
1312     case HTTP_QUERY_CUSTOM:
1313         index = HTTP_GetCustomHeaderIndex(lpwhr, lpBuffer, requested_index, request_only);
1314         break;
1315
1316     case HTTP_QUERY_RAW_HEADERS_CRLF:
1317         {
1318             DWORD len = strlenW(lpwhr->lpszRawHeaders);
1319             if (len + 1 > *lpdwBufferLength/sizeof(WCHAR))
1320             {
1321                 *lpdwBufferLength = (len + 1) * sizeof(WCHAR);
1322                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
1323                 return FALSE;
1324             }
1325             memcpy(lpBuffer, lpwhr->lpszRawHeaders, (len+1)*sizeof(WCHAR));
1326             *lpdwBufferLength = len * sizeof(WCHAR);
1327
1328             TRACE("returning data: %s\n", debugstr_wn((WCHAR*)lpBuffer, len));
1329
1330             return TRUE;
1331         }
1332     case HTTP_QUERY_RAW_HEADERS:
1333         {
1334             static const WCHAR szCrLf[] = {'\r','\n',0};
1335             LPWSTR * ppszRawHeaderLines = HTTP_Tokenize(lpwhr->lpszRawHeaders, szCrLf);
1336             DWORD i, size = 0;
1337             LPWSTR pszString = (WCHAR*)lpBuffer;
1338
1339             for (i = 0; ppszRawHeaderLines[i]; i++)
1340                 size += strlenW(ppszRawHeaderLines[i]) + 1;
1341
1342             if (size + 1 > *lpdwBufferLength/sizeof(WCHAR))
1343             {
1344                 HTTP_FreeTokens(ppszRawHeaderLines);
1345                 *lpdwBufferLength = (size + 1) * sizeof(WCHAR);
1346                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
1347                 return FALSE;
1348             }
1349
1350             for (i = 0; ppszRawHeaderLines[i]; i++)
1351             {
1352                 DWORD len = strlenW(ppszRawHeaderLines[i]);
1353                 memcpy(pszString, ppszRawHeaderLines[i], (len+1)*sizeof(WCHAR));
1354                 pszString += len+1;
1355             }
1356             *pszString = '\0';
1357
1358             TRACE("returning data: %s\n", debugstr_wn((WCHAR*)lpBuffer, size));
1359
1360             *lpdwBufferLength = size * sizeof(WCHAR);
1361             HTTP_FreeTokens(ppszRawHeaderLines);
1362
1363             return TRUE;
1364         }
1365     case HTTP_QUERY_STATUS_TEXT:
1366         if (lpwhr->lpszStatusText)
1367         {
1368             DWORD len = strlenW(lpwhr->lpszStatusText);
1369             if (len + 1 > *lpdwBufferLength/sizeof(WCHAR))
1370             {
1371                 *lpdwBufferLength = (len + 1) * sizeof(WCHAR);
1372                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
1373                 return FALSE;
1374             }
1375             memcpy(lpBuffer, lpwhr->lpszStatusText, (len+1)*sizeof(WCHAR));
1376             *lpdwBufferLength = len * sizeof(WCHAR);
1377
1378             TRACE("returning data: %s\n", debugstr_wn((WCHAR*)lpBuffer, len));
1379
1380             return TRUE;
1381         }
1382         break;
1383     case HTTP_QUERY_VERSION:
1384         if (lpwhr->lpszVersion)
1385         {
1386             DWORD len = strlenW(lpwhr->lpszVersion);
1387             if (len + 1 > *lpdwBufferLength/sizeof(WCHAR))
1388             {
1389                 *lpdwBufferLength = (len + 1) * sizeof(WCHAR);
1390                 INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
1391                 return FALSE;
1392             }
1393             memcpy(lpBuffer, lpwhr->lpszVersion, (len+1)*sizeof(WCHAR));
1394             *lpdwBufferLength = len * sizeof(WCHAR);
1395
1396             TRACE("returning data: %s\n", debugstr_wn((WCHAR*)lpBuffer, len));
1397
1398             return TRUE;
1399         }
1400         break;
1401     default:
1402         assert (LAST_TABLE_HEADER == (HTTP_QUERY_UNLESS_MODIFIED_SINCE + 1));
1403
1404         if (level >= 0 && level < LAST_TABLE_HEADER && header_lookup[level])
1405             index = HTTP_GetCustomHeaderIndex(lpwhr, header_lookup[level],
1406                                               requested_index,request_only);
1407     }
1408
1409     if (index >= 0)
1410         lphttpHdr = &lpwhr->pCustHeaders[index];
1411
1412     /* Ensure header satisifies requested attributes */
1413     if (!lphttpHdr ||
1414         ((dwInfoLevel & HTTP_QUERY_FLAG_REQUEST_HEADERS) &&
1415          (~lphttpHdr->wFlags & HDR_ISREQUEST)))
1416     {
1417         SetLastError(ERROR_HTTP_HEADER_NOT_FOUND);
1418         return bSuccess;
1419     }
1420
1421     if (lpdwIndex)
1422         (*lpdwIndex)++;
1423
1424     /* coalesce value to reuqested type */
1425     if (dwInfoLevel & HTTP_QUERY_FLAG_NUMBER)
1426     {
1427         *(int *)lpBuffer = atoiW(lphttpHdr->lpszValue);
1428         bSuccess = TRUE;
1429
1430         TRACE(" returning number : %d\n", *(int *)lpBuffer);
1431     }
1432     else if (dwInfoLevel & HTTP_QUERY_FLAG_SYSTEMTIME)
1433     {
1434         time_t tmpTime;
1435         struct tm tmpTM;
1436         SYSTEMTIME *STHook;
1437
1438         tmpTime = ConvertTimeString(lphttpHdr->lpszValue);
1439
1440         tmpTM = *gmtime(&tmpTime);
1441         STHook = (SYSTEMTIME *) lpBuffer;
1442         if(STHook==NULL)
1443             return bSuccess;
1444
1445         STHook->wDay = tmpTM.tm_mday;
1446         STHook->wHour = tmpTM.tm_hour;
1447         STHook->wMilliseconds = 0;
1448         STHook->wMinute = tmpTM.tm_min;
1449         STHook->wDayOfWeek = tmpTM.tm_wday;
1450         STHook->wMonth = tmpTM.tm_mon + 1;
1451         STHook->wSecond = tmpTM.tm_sec;
1452         STHook->wYear = tmpTM.tm_year;
1453         
1454         bSuccess = TRUE;
1455         
1456         TRACE(" returning time : %04d/%02d/%02d - %d - %02d:%02d:%02d.%02d\n", 
1457               STHook->wYear, STHook->wMonth, STHook->wDay, STHook->wDayOfWeek,
1458               STHook->wHour, STHook->wMinute, STHook->wSecond, STHook->wMilliseconds);
1459     }
1460     else if (lphttpHdr->lpszValue)
1461     {
1462         DWORD len = (strlenW(lphttpHdr->lpszValue) + 1) * sizeof(WCHAR);
1463
1464         if (len > *lpdwBufferLength)
1465         {
1466             *lpdwBufferLength = len;
1467             INTERNET_SetLastError(ERROR_INSUFFICIENT_BUFFER);
1468             return bSuccess;
1469         }
1470
1471         memcpy(lpBuffer, lphttpHdr->lpszValue, len);
1472         *lpdwBufferLength = len - sizeof(WCHAR);
1473         bSuccess = TRUE;
1474
1475         TRACE(" returning string : '%s'\n", debugstr_w(lpBuffer));
1476     }
1477     return bSuccess;
1478 }
1479
1480 /***********************************************************************
1481  *           HttpQueryInfoW (WININET.@)
1482  *
1483  * Queries for information about an HTTP request
1484  *
1485  * RETURNS
1486  *    TRUE  on success
1487  *    FALSE on failure
1488  *
1489  */
1490 BOOL WINAPI HttpQueryInfoW(HINTERNET hHttpRequest, DWORD dwInfoLevel,
1491         LPVOID lpBuffer, LPDWORD lpdwBufferLength, LPDWORD lpdwIndex)
1492 {
1493     BOOL bSuccess = FALSE;
1494     LPWININETHTTPREQW lpwhr;
1495
1496     if (TRACE_ON(wininet)) {
1497 #define FE(x) { x, #x }
1498         static const wininet_flag_info query_flags[] = {
1499             FE(HTTP_QUERY_MIME_VERSION),
1500             FE(HTTP_QUERY_CONTENT_TYPE),
1501             FE(HTTP_QUERY_CONTENT_TRANSFER_ENCODING),
1502             FE(HTTP_QUERY_CONTENT_ID),
1503             FE(HTTP_QUERY_CONTENT_DESCRIPTION),
1504             FE(HTTP_QUERY_CONTENT_LENGTH),
1505             FE(HTTP_QUERY_CONTENT_LANGUAGE),
1506             FE(HTTP_QUERY_ALLOW),
1507             FE(HTTP_QUERY_PUBLIC),
1508             FE(HTTP_QUERY_DATE),
1509             FE(HTTP_QUERY_EXPIRES),
1510             FE(HTTP_QUERY_LAST_MODIFIED),
1511             FE(HTTP_QUERY_MESSAGE_ID),
1512             FE(HTTP_QUERY_URI),
1513             FE(HTTP_QUERY_DERIVED_FROM),
1514             FE(HTTP_QUERY_COST),
1515             FE(HTTP_QUERY_LINK),
1516             FE(HTTP_QUERY_PRAGMA),
1517             FE(HTTP_QUERY_VERSION),
1518             FE(HTTP_QUERY_STATUS_CODE),
1519             FE(HTTP_QUERY_STATUS_TEXT),
1520             FE(HTTP_QUERY_RAW_HEADERS),
1521             FE(HTTP_QUERY_RAW_HEADERS_CRLF),
1522             FE(HTTP_QUERY_CONNECTION),
1523             FE(HTTP_QUERY_ACCEPT),
1524             FE(HTTP_QUERY_ACCEPT_CHARSET),
1525             FE(HTTP_QUERY_ACCEPT_ENCODING),
1526             FE(HTTP_QUERY_ACCEPT_LANGUAGE),
1527             FE(HTTP_QUERY_AUTHORIZATION),
1528             FE(HTTP_QUERY_CONTENT_ENCODING),
1529             FE(HTTP_QUERY_FORWARDED),
1530             FE(HTTP_QUERY_FROM),
1531             FE(HTTP_QUERY_IF_MODIFIED_SINCE),
1532             FE(HTTP_QUERY_LOCATION),
1533             FE(HTTP_QUERY_ORIG_URI),
1534             FE(HTTP_QUERY_REFERER),
1535             FE(HTTP_QUERY_RETRY_AFTER),
1536             FE(HTTP_QUERY_SERVER),
1537             FE(HTTP_QUERY_TITLE),
1538             FE(HTTP_QUERY_USER_AGENT),
1539             FE(HTTP_QUERY_WWW_AUTHENTICATE),
1540             FE(HTTP_QUERY_PROXY_AUTHENTICATE),
1541             FE(HTTP_QUERY_ACCEPT_RANGES),
1542         FE(HTTP_QUERY_SET_COOKIE),
1543         FE(HTTP_QUERY_COOKIE),
1544             FE(HTTP_QUERY_REQUEST_METHOD),
1545             FE(HTTP_QUERY_REFRESH),
1546             FE(HTTP_QUERY_CONTENT_DISPOSITION),
1547             FE(HTTP_QUERY_AGE),
1548             FE(HTTP_QUERY_CACHE_CONTROL),
1549             FE(HTTP_QUERY_CONTENT_BASE),
1550             FE(HTTP_QUERY_CONTENT_LOCATION),
1551             FE(HTTP_QUERY_CONTENT_MD5),
1552             FE(HTTP_QUERY_CONTENT_RANGE),
1553             FE(HTTP_QUERY_ETAG),
1554             FE(HTTP_QUERY_HOST),
1555             FE(HTTP_QUERY_IF_MATCH),
1556             FE(HTTP_QUERY_IF_NONE_MATCH),
1557             FE(HTTP_QUERY_IF_RANGE),
1558             FE(HTTP_QUERY_IF_UNMODIFIED_SINCE),
1559             FE(HTTP_QUERY_MAX_FORWARDS),
1560             FE(HTTP_QUERY_PROXY_AUTHORIZATION),
1561             FE(HTTP_QUERY_RANGE),
1562             FE(HTTP_QUERY_TRANSFER_ENCODING),
1563             FE(HTTP_QUERY_UPGRADE),
1564             FE(HTTP_QUERY_VARY),
1565             FE(HTTP_QUERY_VIA),
1566             FE(HTTP_QUERY_WARNING),
1567             FE(HTTP_QUERY_CUSTOM)
1568         };
1569         static const wininet_flag_info modifier_flags[] = {
1570             FE(HTTP_QUERY_FLAG_REQUEST_HEADERS),
1571             FE(HTTP_QUERY_FLAG_SYSTEMTIME),
1572             FE(HTTP_QUERY_FLAG_NUMBER),
1573             FE(HTTP_QUERY_FLAG_COALESCE)
1574         };
1575 #undef FE
1576         DWORD info_mod = dwInfoLevel & HTTP_QUERY_MODIFIER_FLAGS_MASK;
1577         DWORD info = dwInfoLevel & HTTP_QUERY_HEADER_MASK;
1578         DWORD i;
1579
1580         TRACE("(%p, 0x%08lx)--> %ld\n", hHttpRequest, dwInfoLevel, dwInfoLevel);
1581         TRACE("  Attribute:");
1582         for (i = 0; i < (sizeof(query_flags) / sizeof(query_flags[0])); i++) {
1583             if (query_flags[i].val == info) {
1584                 TRACE(" %s", query_flags[i].name);
1585                 break;
1586             }
1587         }
1588         if (i == (sizeof(query_flags) / sizeof(query_flags[0]))) {
1589             TRACE(" Unknown (%08lx)", info);
1590         }
1591
1592         TRACE(" Modifier:");
1593         for (i = 0; i < (sizeof(modifier_flags) / sizeof(modifier_flags[0])); i++) {
1594             if (modifier_flags[i].val & info_mod) {
1595                 TRACE(" %s", modifier_flags[i].name);
1596                 info_mod &= ~ modifier_flags[i].val;
1597             }
1598         }
1599         
1600         if (info_mod) {
1601             TRACE(" Unknown (%08lx)", info_mod);
1602         }
1603         TRACE("\n");
1604     }
1605     
1606     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hHttpRequest );
1607     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
1608     {
1609         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
1610         goto lend;
1611     }
1612
1613     bSuccess = HTTP_HttpQueryInfoW( lpwhr, dwInfoLevel,
1614                                     lpBuffer, lpdwBufferLength, lpdwIndex);
1615
1616 lend:
1617     if( lpwhr )
1618          WININET_Release( &lpwhr->hdr );
1619
1620     TRACE("%d <--\n", bSuccess);
1621     return bSuccess;
1622 }
1623
1624 /***********************************************************************
1625  *           HttpQueryInfoA (WININET.@)
1626  *
1627  * Queries for information about an HTTP request
1628  *
1629  * RETURNS
1630  *    TRUE  on success
1631  *    FALSE on failure
1632  *
1633  */
1634 BOOL WINAPI HttpQueryInfoA(HINTERNET hHttpRequest, DWORD dwInfoLevel,
1635         LPVOID lpBuffer, LPDWORD lpdwBufferLength, LPDWORD lpdwIndex)
1636 {
1637     BOOL result;
1638     DWORD len;
1639     WCHAR* bufferW;
1640
1641     if((dwInfoLevel & HTTP_QUERY_FLAG_NUMBER) ||
1642        (dwInfoLevel & HTTP_QUERY_FLAG_SYSTEMTIME))
1643     {
1644         return HttpQueryInfoW( hHttpRequest, dwInfoLevel, lpBuffer,
1645                                lpdwBufferLength, lpdwIndex );
1646     }
1647
1648     len = (*lpdwBufferLength)*sizeof(WCHAR);
1649     bufferW = HeapAlloc( GetProcessHeap(), 0, len );
1650     /* buffer is in/out because of HTTP_QUERY_CUSTOM */
1651     if ((dwInfoLevel & HTTP_QUERY_HEADER_MASK) == HTTP_QUERY_CUSTOM)
1652         MultiByteToWideChar(CP_ACP,0,lpBuffer,-1,bufferW,len);
1653     result = HttpQueryInfoW( hHttpRequest, dwInfoLevel, bufferW,
1654                            &len, lpdwIndex );
1655     if( result )
1656     {
1657         len = WideCharToMultiByte( CP_ACP,0, bufferW, len / sizeof(WCHAR) + 1,
1658                                      lpBuffer, *lpdwBufferLength, NULL, NULL );
1659         *lpdwBufferLength = len - 1;
1660
1661         TRACE("lpBuffer: %s\n", debugstr_a(lpBuffer));
1662     }
1663     else
1664         /* since the strings being returned from HttpQueryInfoW should be
1665          * only ASCII characters, it is reasonable to assume that all of
1666          * the Unicode characters can be reduced to a single byte */
1667         *lpdwBufferLength = len / sizeof(WCHAR);
1668
1669     HeapFree(GetProcessHeap(), 0, bufferW );
1670
1671     return result;
1672 }
1673
1674 /***********************************************************************
1675  *           HttpSendRequestExA (WININET.@)
1676  *
1677  * Sends the specified request to the HTTP server and allows chunked
1678  * transfers.
1679  *
1680  * RETURNS
1681  *  Success: TRUE
1682  *  Failure: FALSE, call GetLastError() for more information.
1683  */
1684 BOOL WINAPI HttpSendRequestExA(HINTERNET hRequest,
1685                                LPINTERNET_BUFFERSA lpBuffersIn,
1686                                LPINTERNET_BUFFERSA lpBuffersOut,
1687                                DWORD dwFlags, DWORD dwContext)
1688 {
1689     INTERNET_BUFFERSW BuffersInW;
1690     BOOL rc = FALSE;
1691     DWORD headerlen;
1692
1693     TRACE("(%p, %p, %p, %08lx, %08lx): stub\n", hRequest, lpBuffersIn,
1694             lpBuffersOut, dwFlags, dwContext);
1695
1696     if (lpBuffersIn)
1697     {
1698         BuffersInW.dwStructSize = sizeof(LPINTERNET_BUFFERSW);
1699         if (lpBuffersIn->lpcszHeader)
1700         {
1701             headerlen = MultiByteToWideChar(CP_ACP,0,lpBuffersIn->lpcszHeader,
1702                     lpBuffersIn->dwHeadersLength,0,0);
1703             BuffersInW.lpcszHeader = HeapAlloc(GetProcessHeap(),0,headerlen*
1704                     sizeof(WCHAR));
1705             if (!BuffersInW.lpcszHeader)
1706             {
1707                 SetLastError(ERROR_OUTOFMEMORY);
1708                 return FALSE;
1709             }
1710             BuffersInW.dwHeadersLength = MultiByteToWideChar(CP_ACP, 0,
1711                     lpBuffersIn->lpcszHeader, lpBuffersIn->dwHeadersLength,
1712                     (LPWSTR)BuffersInW.lpcszHeader, headerlen);
1713         }
1714         else
1715             BuffersInW.lpcszHeader = NULL;
1716         BuffersInW.dwHeadersTotal = lpBuffersIn->dwHeadersTotal;
1717         BuffersInW.lpvBuffer = lpBuffersIn->lpvBuffer;
1718         BuffersInW.dwBufferLength = lpBuffersIn->dwBufferLength;
1719         BuffersInW.dwBufferTotal = lpBuffersIn->dwBufferTotal;
1720         BuffersInW.Next = NULL;
1721     }
1722
1723     rc = HttpSendRequestExW(hRequest, lpBuffersIn ? &BuffersInW : NULL, NULL, dwFlags, dwContext);
1724
1725     if (lpBuffersIn)
1726         HeapFree(GetProcessHeap(),0,(LPVOID)BuffersInW.lpcszHeader);
1727
1728     return rc;
1729 }
1730
1731 /***********************************************************************
1732  *           HttpSendRequestExW (WININET.@)
1733  *
1734  * Sends the specified request to the HTTP server and allows chunked
1735  * transfers
1736  *
1737  * RETURNS
1738  *  Success: TRUE
1739  *  Failure: FALSE, call GetLastError() for more information.
1740  */
1741 BOOL WINAPI HttpSendRequestExW(HINTERNET hRequest,
1742                    LPINTERNET_BUFFERSW lpBuffersIn,
1743                    LPINTERNET_BUFFERSW lpBuffersOut,
1744                    DWORD dwFlags, DWORD dwContext)
1745 {
1746     BOOL ret;
1747     LPWININETHTTPREQW lpwhr;
1748     LPWININETHTTPSESSIONW lpwhs;
1749     LPWININETAPPINFOW hIC;
1750
1751     TRACE("(%p, %p, %p, %08lx, %08lx)\n", hRequest, lpBuffersIn,
1752             lpBuffersOut, dwFlags, dwContext);
1753
1754     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hRequest );
1755
1756     if (NULL == lpwhr || lpwhr->hdr.htype != WH_HHTTPREQ)
1757     {
1758         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
1759         return FALSE;
1760     }
1761
1762     lpwhs = (LPWININETHTTPSESSIONW) lpwhr->hdr.lpwhparent;
1763     assert(lpwhs->hdr.htype == WH_HHTTPSESSION);
1764     hIC = (LPWININETAPPINFOW) lpwhs->hdr.lpwhparent;
1765     assert(hIC->hdr.htype == WH_HINIT);
1766
1767     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
1768     {
1769         WORKREQUEST workRequest;
1770         struct WORKREQ_HTTPSENDREQUESTW *req;
1771
1772         workRequest.asyncall = HTTPSENDREQUESTW;
1773         workRequest.hdr = WININET_AddRef( &lpwhr->hdr );
1774         req = &workRequest.u.HttpSendRequestW;
1775         if (lpBuffersIn)
1776         {
1777             if (lpBuffersIn->lpcszHeader)
1778                 /* FIXME: this should use dwHeadersLength or may not be necessary at all */
1779                 req->lpszHeader = WININET_strdupW(lpBuffersIn->lpcszHeader);
1780             else
1781                 req->lpszHeader = NULL;
1782             req->dwHeaderLength = lpBuffersIn->dwHeadersLength;
1783             req->lpOptional = lpBuffersIn->lpvBuffer;
1784             req->dwOptionalLength = lpBuffersIn->dwBufferLength;
1785             req->dwContentLength = lpBuffersIn->dwBufferTotal;
1786         }
1787         else
1788         {
1789             req->lpszHeader = NULL;
1790             req->dwHeaderLength = 0;
1791             req->lpOptional = NULL;
1792             req->dwOptionalLength = 0;
1793             req->dwContentLength = 0;
1794         }
1795
1796         req->bEndRequest = FALSE;
1797
1798         INTERNET_AsyncCall(&workRequest);
1799         /*
1800          * This is from windows.
1801          */
1802         SetLastError(ERROR_IO_PENDING);
1803         ret = FALSE;
1804     }
1805     else
1806     {
1807         ret = HTTP_HttpSendRequestW(lpwhr, lpBuffersIn->lpcszHeader, lpBuffersIn->dwHeadersLength,
1808                                     lpBuffersIn->lpvBuffer, lpBuffersIn->dwBufferLength,
1809                                     lpBuffersIn->dwBufferTotal, FALSE);
1810     }
1811  
1812     WININET_Release(&lpwhr->hdr);
1813     TRACE("<---\n");
1814     return ret;
1815 }
1816
1817 /***********************************************************************
1818  *           HttpSendRequestW (WININET.@)
1819  *
1820  * Sends the specified request to the HTTP server
1821  *
1822  * RETURNS
1823  *    TRUE  on success
1824  *    FALSE on failure
1825  *
1826  */
1827 BOOL WINAPI HttpSendRequestW(HINTERNET hHttpRequest, LPCWSTR lpszHeaders,
1828         DWORD dwHeaderLength, LPVOID lpOptional ,DWORD dwOptionalLength)
1829 {
1830     LPWININETHTTPREQW lpwhr;
1831     LPWININETHTTPSESSIONW lpwhs = NULL;
1832     LPWININETAPPINFOW hIC = NULL;
1833     BOOL r;
1834
1835     TRACE("%p, %p (%s), %li, %p, %li)\n", hHttpRequest,
1836             lpszHeaders, debugstr_w(lpszHeaders), dwHeaderLength, lpOptional, dwOptionalLength);
1837
1838     lpwhr = (LPWININETHTTPREQW) WININET_GetObject( hHttpRequest );
1839     if (NULL == lpwhr || lpwhr->hdr.htype != WH_HHTTPREQ)
1840     {
1841         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
1842         r = FALSE;
1843         goto lend;
1844     }
1845
1846     lpwhs = (LPWININETHTTPSESSIONW) lpwhr->hdr.lpwhparent;
1847     if (NULL == lpwhs ||  lpwhs->hdr.htype != WH_HHTTPSESSION)
1848     {
1849         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
1850         r = FALSE;
1851         goto lend;
1852     }
1853
1854     hIC = (LPWININETAPPINFOW) lpwhs->hdr.lpwhparent;
1855     if (NULL == hIC ||  hIC->hdr.htype != WH_HINIT)
1856     {
1857         INTERNET_SetLastError(ERROR_INTERNET_INCORRECT_HANDLE_TYPE);
1858         r = FALSE;
1859         goto lend;
1860     }
1861
1862     if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
1863     {
1864         WORKREQUEST workRequest;
1865         struct WORKREQ_HTTPSENDREQUESTW *req;
1866
1867         workRequest.asyncall = HTTPSENDREQUESTW;
1868         workRequest.hdr = WININET_AddRef( &lpwhr->hdr );
1869         req = &workRequest.u.HttpSendRequestW;
1870         if (lpszHeaders)
1871             req->lpszHeader = WININET_strdupW(lpszHeaders);
1872         else
1873             req->lpszHeader = 0;
1874         req->dwHeaderLength = dwHeaderLength;
1875         req->lpOptional = lpOptional;
1876         req->dwOptionalLength = dwOptionalLength;
1877         req->dwContentLength = dwOptionalLength;
1878         req->bEndRequest = TRUE;
1879
1880         INTERNET_AsyncCall(&workRequest);
1881         /*
1882          * This is from windows.
1883          */
1884         SetLastError(ERROR_IO_PENDING);
1885         r = FALSE;
1886     }
1887     else
1888     {
1889         r = HTTP_HttpSendRequestW(lpwhr, lpszHeaders,
1890                 dwHeaderLength, lpOptional, dwOptionalLength,
1891                 dwOptionalLength, TRUE);
1892     }
1893 lend:
1894     if( lpwhr )
1895         WININET_Release( &lpwhr->hdr );
1896     return r;
1897 }
1898
1899 /***********************************************************************
1900  *           HttpSendRequestA (WININET.@)
1901  *
1902  * Sends the specified request to the HTTP server
1903  *
1904  * RETURNS
1905  *    TRUE  on success
1906  *    FALSE on failure
1907  *
1908  */
1909 BOOL WINAPI HttpSendRequestA(HINTERNET hHttpRequest, LPCSTR lpszHeaders,
1910         DWORD dwHeaderLength, LPVOID lpOptional ,DWORD dwOptionalLength)
1911 {
1912     BOOL result;
1913     LPWSTR szHeaders=NULL;
1914     DWORD nLen=dwHeaderLength;
1915     if(lpszHeaders!=NULL)
1916     {
1917         nLen=MultiByteToWideChar(CP_ACP,0,lpszHeaders,dwHeaderLength,NULL,0);
1918         szHeaders=HeapAlloc(GetProcessHeap(),0,nLen*sizeof(WCHAR));
1919         MultiByteToWideChar(CP_ACP,0,lpszHeaders,dwHeaderLength,szHeaders,nLen);
1920     }
1921     result=HttpSendRequestW(hHttpRequest, szHeaders, nLen, lpOptional, dwOptionalLength);
1922     HeapFree(GetProcessHeap(),0,szHeaders);
1923     return result;
1924 }
1925
1926 /***********************************************************************
1927  *           HTTP_HandleRedirect (internal)
1928  */
1929 static BOOL HTTP_HandleRedirect(LPWININETHTTPREQW lpwhr, LPCWSTR lpszUrl, LPCWSTR lpszHeaders,
1930                                 DWORD dwHeaderLength, LPVOID lpOptional, DWORD dwOptionalLength,
1931                                 DWORD dwContentLength)
1932 {
1933     LPWININETHTTPSESSIONW lpwhs = (LPWININETHTTPSESSIONW) lpwhr->hdr.lpwhparent;
1934     LPWININETAPPINFOW hIC = (LPWININETAPPINFOW) lpwhs->hdr.lpwhparent;
1935     WCHAR path[2048];
1936     char szaddr[32];
1937
1938     if(lpszUrl[0]=='/')
1939     {
1940         /* if it's an absolute path, keep the same session info */
1941         lstrcpynW(path, lpszUrl, 2048);
1942     }
1943     else if (NULL != hIC->lpszProxy && hIC->lpszProxy[0] != 0)
1944     {
1945         TRACE("Redirect through proxy\n");
1946         lstrcpynW(path, lpszUrl, 2048);
1947     }
1948     else
1949     {
1950         URL_COMPONENTSW urlComponents;
1951         WCHAR protocol[32], hostName[MAXHOSTNAME], userName[1024];
1952         static const WCHAR szHttp[] = {'h','t','t','p',0};
1953         static const WCHAR szHttps[] = {'h','t','t','p','s',0};
1954         DWORD url_length = 0;
1955         LPWSTR orig_url;
1956         LPWSTR combined_url;
1957
1958         urlComponents.dwStructSize = sizeof(URL_COMPONENTSW);
1959         urlComponents.lpszScheme = (lpwhr->hdr.dwFlags & INTERNET_FLAG_SECURE) ? (LPWSTR)szHttps : (LPWSTR)szHttp;
1960         urlComponents.dwSchemeLength = 0;
1961         urlComponents.lpszHostName = lpwhs->lpszHostName;
1962         urlComponents.dwHostNameLength = 0;
1963         urlComponents.nPort = lpwhs->nHostPort;
1964         urlComponents.lpszUserName = lpwhs->lpszUserName;
1965         urlComponents.dwUserNameLength = 0;
1966         urlComponents.lpszPassword = NULL;
1967         urlComponents.dwPasswordLength = 0;
1968         urlComponents.lpszUrlPath = lpwhr->lpszPath;
1969         urlComponents.dwUrlPathLength = 0;
1970         urlComponents.lpszExtraInfo = NULL;
1971         urlComponents.dwExtraInfoLength = 0;
1972
1973         if (!InternetCreateUrlW(&urlComponents, 0, NULL, &url_length) &&
1974             (GetLastError() != ERROR_INSUFFICIENT_BUFFER))
1975             return FALSE;
1976
1977         orig_url = HeapAlloc(GetProcessHeap(), 0, url_length);
1978
1979         /* convert from bytes to characters */
1980         url_length = url_length / sizeof(WCHAR) - 1;
1981         if (!InternetCreateUrlW(&urlComponents, 0, orig_url, &url_length))
1982         {
1983             HeapFree(GetProcessHeap(), 0, orig_url);
1984             return FALSE;
1985         }
1986
1987         url_length = 0;
1988         if (!InternetCombineUrlW(orig_url, lpszUrl, NULL, &url_length, ICU_ENCODE_SPACES_ONLY) &&
1989             (GetLastError() != ERROR_INSUFFICIENT_BUFFER))
1990         {
1991             HeapFree(GetProcessHeap(), 0, orig_url);
1992             return FALSE;
1993         }
1994         combined_url = HeapAlloc(GetProcessHeap(), 0, url_length * sizeof(WCHAR));
1995
1996         if (!InternetCombineUrlW(orig_url, lpszUrl, combined_url, &url_length, ICU_ENCODE_SPACES_ONLY))
1997         {
1998             HeapFree(GetProcessHeap(), 0, orig_url);
1999             HeapFree(GetProcessHeap(), 0, combined_url);
2000             return FALSE;
2001         }
2002         HeapFree(GetProcessHeap(), 0, orig_url);
2003
2004         userName[0] = 0;
2005         hostName[0] = 0;
2006         protocol[0] = 0;
2007
2008         urlComponents.dwStructSize = sizeof(URL_COMPONENTSW);
2009         urlComponents.lpszScheme = protocol;
2010         urlComponents.dwSchemeLength = 32;
2011         urlComponents.lpszHostName = hostName;
2012         urlComponents.dwHostNameLength = MAXHOSTNAME;
2013         urlComponents.lpszUserName = userName;
2014         urlComponents.dwUserNameLength = 1024;
2015         urlComponents.lpszPassword = NULL;
2016         urlComponents.dwPasswordLength = 0;
2017         urlComponents.lpszUrlPath = path;
2018         urlComponents.dwUrlPathLength = 2048;
2019         urlComponents.lpszExtraInfo = NULL;
2020         urlComponents.dwExtraInfoLength = 0;
2021         if(!InternetCrackUrlW(combined_url, strlenW(combined_url), 0, &urlComponents))
2022         {
2023             HeapFree(GetProcessHeap(), 0, combined_url);
2024             return FALSE;
2025         }
2026         HeapFree(GetProcessHeap(), 0, combined_url);
2027
2028         if (!strncmpW(szHttp, urlComponents.lpszScheme, strlenW(szHttp)) &&
2029             (lpwhr->hdr.dwFlags & INTERNET_FLAG_SECURE))
2030         {
2031             TRACE("redirect from secure page to non-secure page\n");
2032             /* FIXME: warn about from secure redirect to non-secure page */
2033             lpwhr->hdr.dwFlags &= ~INTERNET_FLAG_SECURE;
2034         }
2035         if (!strncmpW(szHttps, urlComponents.lpszScheme, strlenW(szHttps)) &&
2036             !(lpwhr->hdr.dwFlags & INTERNET_FLAG_SECURE))
2037         {
2038             TRACE("redirect from non-secure page to secure page\n");
2039             /* FIXME: notify about redirect to secure page */
2040             lpwhr->hdr.dwFlags |= INTERNET_FLAG_SECURE;
2041         }
2042
2043         if (urlComponents.nPort == INTERNET_INVALID_PORT_NUMBER)
2044         {
2045             if (lstrlenW(protocol)>4) /*https*/
2046                 urlComponents.nPort = INTERNET_DEFAULT_HTTPS_PORT;
2047             else /*http*/
2048                 urlComponents.nPort = INTERNET_DEFAULT_HTTP_PORT;
2049         }
2050
2051 #if 0
2052         /*
2053          * This upsets redirects to binary files on sourceforge.net 
2054          * and gives an html page instead of the target file
2055          * Examination of the HTTP request sent by native wininet.dll
2056          * reveals that it doesn't send a referrer in that case.
2057          * Maybe there's a flag that enables this, or maybe a referrer
2058          * shouldn't be added in case of a redirect.
2059          */
2060
2061         /* consider the current host as the referrer */
2062         if (NULL != lpwhs->lpszServerName && strlenW(lpwhs->lpszServerName))
2063             HTTP_ProcessHeader(lpwhr, HTTP_REFERER, lpwhs->lpszServerName,
2064                            HTTP_ADDHDR_FLAG_REQ|HTTP_ADDREQ_FLAG_REPLACE|
2065                            HTTP_ADDHDR_FLAG_ADD_IF_NEW);
2066 #endif
2067         
2068         HeapFree(GetProcessHeap(), 0, lpwhs->lpszServerName);
2069         lpwhs->lpszServerName = WININET_strdupW(hostName);
2070         HeapFree(GetProcessHeap(), 0, lpwhs->lpszHostName);
2071         if (urlComponents.nPort != INTERNET_DEFAULT_HTTP_PORT &&
2072                 urlComponents.nPort != INTERNET_DEFAULT_HTTPS_PORT)
2073         {
2074             int len;
2075             static const WCHAR fmt[] = {'%','s',':','%','i',0};
2076             len = lstrlenW(hostName);
2077             len += 7; /* 5 for strlen("65535") + 1 for ":" + 1 for '\0' */
2078             lpwhs->lpszHostName = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
2079             sprintfW(lpwhs->lpszHostName, fmt, hostName, urlComponents.nPort);
2080         }
2081         else
2082             lpwhs->lpszHostName = WININET_strdupW(hostName);
2083
2084         HTTP_ProcessHeader(lpwhr, szHost, lpwhs->lpszHostName, HTTP_ADDREQ_FLAG_ADD | HTTP_ADDREQ_FLAG_REPLACE | HTTP_ADDHDR_FLAG_REQ);
2085
2086         
2087         HeapFree(GetProcessHeap(), 0, lpwhs->lpszUserName);
2088         lpwhs->lpszUserName = NULL;
2089         if (userName[0])
2090             lpwhs->lpszUserName = WININET_strdupW(userName);
2091         lpwhs->nServerPort = urlComponents.nPort;
2092
2093         INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2094                               INTERNET_STATUS_RESOLVING_NAME,
2095                               lpwhs->lpszServerName,
2096                               strlenW(lpwhs->lpszServerName)+1);
2097
2098         if (!GetAddress(lpwhs->lpszServerName, lpwhs->nServerPort,
2099                     &lpwhs->socketAddress))
2100         {
2101             INTERNET_SetLastError(ERROR_INTERNET_NAME_NOT_RESOLVED);
2102             return FALSE;
2103         }
2104
2105         inet_ntop(lpwhs->socketAddress.sin_family, &lpwhs->socketAddress.sin_addr,
2106               szaddr, sizeof(szaddr));
2107         INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2108                               INTERNET_STATUS_NAME_RESOLVED,
2109                               szaddr, strlen(szaddr)+1);
2110
2111         NETCON_close(&lpwhr->netConnection);
2112
2113         if (!NETCON_init(&lpwhr->netConnection,lpwhr->hdr.dwFlags & INTERNET_FLAG_SECURE))
2114             return FALSE;
2115     }
2116
2117     HeapFree(GetProcessHeap(), 0, lpwhr->lpszPath);
2118     lpwhr->lpszPath=NULL;
2119     if (strlenW(path))
2120     {
2121         DWORD needed = 0;
2122         HRESULT rc;
2123
2124         rc = UrlEscapeW(path, NULL, &needed, URL_ESCAPE_SPACES_ONLY);
2125         if (rc != E_POINTER)
2126             needed = strlenW(path)+1;
2127         lpwhr->lpszPath = HeapAlloc(GetProcessHeap(), 0, needed*sizeof(WCHAR));
2128         rc = UrlEscapeW(path, lpwhr->lpszPath, &needed,
2129                         URL_ESCAPE_SPACES_ONLY);
2130         if (rc)
2131         {
2132             ERR("Unable to escape string!(%s) (%ld)\n",debugstr_w(path),rc);
2133             strcpyW(lpwhr->lpszPath,path);
2134         }
2135     }
2136
2137     return HTTP_HttpSendRequestW(lpwhr, lpszHeaders, dwHeaderLength, lpOptional,
2138                                  dwOptionalLength, dwContentLength, TRUE);
2139 }
2140
2141 /***********************************************************************
2142  *           HTTP_build_req (internal)
2143  *
2144  *  concatenate all the strings in the request together
2145  */
2146 static LPWSTR HTTP_build_req( LPCWSTR *list, int len )
2147 {
2148     LPCWSTR *t;
2149     LPWSTR str;
2150
2151     for( t = list; *t ; t++  )
2152         len += strlenW( *t );
2153     len++;
2154
2155     str = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
2156     *str = 0;
2157
2158     for( t = list; *t ; t++ )
2159         strcatW( str, *t );
2160
2161     return str;
2162 }
2163
2164 static BOOL HTTP_SecureProxyConnect(LPWININETHTTPREQW lpwhr)
2165 {
2166     LPWSTR lpszPath;
2167     LPWSTR requestString;
2168     INT len;
2169     INT cnt;
2170     INT responseLen;
2171     char *ascii_req;
2172     BOOL ret;
2173     static const WCHAR szConnect[] = {'C','O','N','N','E','C','T',0};
2174     static const WCHAR szFormat[] = {'%','s',':','%','d',0};
2175     LPWININETHTTPSESSIONW lpwhs = (LPWININETHTTPSESSIONW)lpwhr->hdr.lpwhparent;
2176
2177     TRACE("\n");
2178
2179     lpszPath = HeapAlloc( GetProcessHeap(), 0, (lstrlenW( lpwhs->lpszHostName ) + 13)*sizeof(WCHAR) );
2180     sprintfW( lpszPath, szFormat, lpwhs->lpszHostName, lpwhs->nHostPort );
2181     requestString = HTTP_BuildHeaderRequestString( lpwhr, szConnect, lpszPath, FALSE );
2182     HeapFree( GetProcessHeap(), 0, lpszPath );
2183
2184     len = WideCharToMultiByte( CP_ACP, 0, requestString, -1,
2185                                 NULL, 0, NULL, NULL );
2186     len--; /* the nul terminator isn't needed */
2187     ascii_req = HeapAlloc( GetProcessHeap(), 0, len );
2188     WideCharToMultiByte( CP_ACP, 0, requestString, -1,
2189                             ascii_req, len, NULL, NULL );
2190     HeapFree( GetProcessHeap(), 0, requestString );
2191
2192     TRACE("full request -> %s\n", debugstr_an( ascii_req, len ) );
2193
2194     ret = NETCON_send( &lpwhr->netConnection, ascii_req, len, 0, &cnt );
2195     HeapFree( GetProcessHeap(), 0, ascii_req );
2196     if (!ret || cnt < 0)
2197         return FALSE;
2198
2199     responseLen = HTTP_GetResponseHeaders( lpwhr );
2200     if (!responseLen)
2201         return FALSE;
2202
2203     return TRUE;
2204 }
2205
2206 /***********************************************************************
2207  *           HTTP_HttpSendRequestW (internal)
2208  *
2209  * Sends the specified request to the HTTP server
2210  *
2211  * RETURNS
2212  *    TRUE  on success
2213  *    FALSE on failure
2214  *
2215  */
2216 BOOL WINAPI HTTP_HttpSendRequestW(LPWININETHTTPREQW lpwhr, LPCWSTR lpszHeaders,
2217         DWORD dwHeaderLength, LPVOID lpOptional, DWORD dwOptionalLength,
2218         DWORD dwContentLength, BOOL bEndRequest)
2219 {
2220     INT cnt;
2221     BOOL bSuccess = FALSE;
2222     LPWSTR requestString = NULL;
2223     INT responseLen;
2224     BOOL loop_next = FALSE;
2225     INTERNET_ASYNC_RESULT iar;
2226     LPHTTPHEADERW Host;
2227
2228     TRACE("--> %p\n", lpwhr);
2229
2230     assert(lpwhr->hdr.htype == WH_HHTTPREQ);
2231
2232     /* Clear any error information */
2233     INTERNET_SetLastError(0);
2234
2235     HTTP_FixVerb(lpwhr);
2236     
2237     /* if we are using optional stuff, we must add the fixed header of that option length */
2238     if (dwContentLength > 0)
2239     {
2240         static const WCHAR szContentLength[] = {
2241             'C','o','n','t','e','n','t','-','L','e','n','g','t','h',':',' ','%','l','i','\r','\n',0};
2242         WCHAR contentLengthStr[sizeof szContentLength/2 /* includes \n\r */ + 20 /* int */ ];
2243         sprintfW(contentLengthStr, szContentLength, dwContentLength);
2244         HTTP_HttpAddRequestHeadersW(lpwhr, contentLengthStr, -1L, HTTP_ADDREQ_FLAG_ADD);
2245     }
2246
2247     Host = HTTP_GetHeader(lpwhr,szHost);
2248     do
2249     {
2250         DWORD len;
2251         char *ascii_req;
2252
2253         TRACE("Going to url %s %s\n", debugstr_w(Host->lpszValue), debugstr_w(lpwhr->lpszPath));
2254         loop_next = FALSE;
2255
2256         HTTP_FixURL(lpwhr);
2257
2258         /* add the headers the caller supplied */
2259         if( lpszHeaders && dwHeaderLength )
2260         {
2261             HTTP_HttpAddRequestHeadersW(lpwhr, lpszHeaders, dwHeaderLength,
2262                         HTTP_ADDREQ_FLAG_ADD | HTTP_ADDHDR_FLAG_REPLACE);
2263         }
2264
2265         /* if there's a proxy username and password, add it to the headers */
2266         HTTP_AddProxyInfo(lpwhr);
2267
2268         requestString = HTTP_BuildHeaderRequestString(lpwhr, lpwhr->lpszVerb, lpwhr->lpszPath, FALSE);
2269  
2270         TRACE("Request header -> %s\n", debugstr_w(requestString) );
2271
2272         /* Send the request and store the results */
2273         if (!HTTP_OpenConnection(lpwhr))
2274             goto lend;
2275
2276         /* send the request as ASCII, tack on the optional data */
2277         if( !lpOptional )
2278             dwOptionalLength = 0;
2279         len = WideCharToMultiByte( CP_ACP, 0, requestString, -1,
2280                                    NULL, 0, NULL, NULL );
2281         ascii_req = HeapAlloc( GetProcessHeap(), 0, len + dwOptionalLength );
2282         WideCharToMultiByte( CP_ACP, 0, requestString, -1,
2283                              ascii_req, len, NULL, NULL );
2284         if( lpOptional )
2285             memcpy( &ascii_req[len-1], lpOptional, dwOptionalLength );
2286         len = (len + dwOptionalLength - 1);
2287         ascii_req[len] = 0;
2288         TRACE("full request -> %s\n", debugstr_a(ascii_req) );
2289
2290         INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2291                               INTERNET_STATUS_SENDING_REQUEST, NULL, 0);
2292
2293         NETCON_send(&lpwhr->netConnection, ascii_req, len, 0, &cnt);
2294         HeapFree( GetProcessHeap(), 0, ascii_req );
2295
2296         INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2297                               INTERNET_STATUS_REQUEST_SENT,
2298                               &len, sizeof(DWORD));
2299
2300         if (bEndRequest)
2301         {
2302             INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2303                                 INTERNET_STATUS_RECEIVING_RESPONSE, NULL, 0);
2304     
2305             if (cnt < 0)
2306                 goto lend;
2307     
2308             responseLen = HTTP_GetResponseHeaders(lpwhr);
2309             if (responseLen)
2310                 bSuccess = TRUE;
2311     
2312             INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2313                                 INTERNET_STATUS_RESPONSE_RECEIVED, &responseLen,
2314                                 sizeof(DWORD));
2315     
2316             HTTP_ProcessHeaders(lpwhr);
2317         }
2318         else
2319             bSuccess = TRUE;
2320     }
2321     while (loop_next);
2322
2323 lend:
2324
2325     HeapFree(GetProcessHeap(), 0, requestString);
2326
2327     /* TODO: send notification for P3P header */
2328     
2329     if(!(lpwhr->hdr.dwFlags & INTERNET_FLAG_NO_AUTO_REDIRECT) && bSuccess && bEndRequest)
2330     {
2331         DWORD dwCode,dwCodeLength=sizeof(DWORD),dwIndex=0;
2332         if(HTTP_HttpQueryInfoW(lpwhr,HTTP_QUERY_FLAG_NUMBER|HTTP_QUERY_STATUS_CODE,&dwCode,&dwCodeLength,&dwIndex) &&
2333             (dwCode==302 || dwCode==301))
2334         {
2335             WCHAR szNewLocation[2048];
2336             DWORD dwBufferSize=2048;
2337             dwIndex=0;
2338             if(HTTP_HttpQueryInfoW(lpwhr,HTTP_QUERY_LOCATION,szNewLocation,&dwBufferSize,&dwIndex))
2339             {
2340                 INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2341                                       INTERNET_STATUS_REDIRECT, szNewLocation,
2342                                       dwBufferSize);
2343                 return HTTP_HandleRedirect(lpwhr, szNewLocation, lpszHeaders,
2344                                            dwHeaderLength, lpOptional, dwOptionalLength,
2345                                            dwContentLength);
2346             }
2347         }
2348     }
2349
2350
2351     iar.dwResult = (DWORD)bSuccess;
2352     iar.dwError = bSuccess ? ERROR_SUCCESS : INTERNET_GetLastError();
2353
2354     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2355                           INTERNET_STATUS_REQUEST_COMPLETE, &iar,
2356                           sizeof(INTERNET_ASYNC_RESULT));
2357
2358     TRACE("<--\n");
2359     return bSuccess;
2360 }
2361
2362
2363 /***********************************************************************
2364  *           HTTP_Connect  (internal)
2365  *
2366  * Create http session handle
2367  *
2368  * RETURNS
2369  *   HINTERNET a session handle on success
2370  *   NULL on failure
2371  *
2372  */
2373 HINTERNET HTTP_Connect(LPWININETAPPINFOW hIC, LPCWSTR lpszServerName,
2374         INTERNET_PORT nServerPort, LPCWSTR lpszUserName,
2375         LPCWSTR lpszPassword, DWORD dwFlags, DWORD dwContext,
2376         DWORD dwInternalFlags)
2377 {
2378     BOOL bSuccess = FALSE;
2379     LPWININETHTTPSESSIONW lpwhs = NULL;
2380     HINTERNET handle = NULL;
2381
2382     TRACE("-->\n");
2383
2384     assert( hIC->hdr.htype == WH_HINIT );
2385
2386     hIC->hdr.dwContext = dwContext;
2387     
2388     lpwhs = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WININETHTTPSESSIONW));
2389     if (NULL == lpwhs)
2390     {
2391         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
2392         goto lerror;
2393     }
2394
2395    /*
2396     * According to my tests. The name is not resolved until a request is sent
2397     */
2398
2399     lpwhs->hdr.htype = WH_HHTTPSESSION;
2400     lpwhs->hdr.lpwhparent = WININET_AddRef( &hIC->hdr );
2401     lpwhs->hdr.dwFlags = dwFlags;
2402     lpwhs->hdr.dwContext = dwContext;
2403     lpwhs->hdr.dwInternalFlags = dwInternalFlags;
2404     lpwhs->hdr.dwRefCount = 1;
2405     lpwhs->hdr.destroy = HTTP_CloseHTTPSessionHandle;
2406     lpwhs->hdr.lpfnStatusCB = hIC->hdr.lpfnStatusCB;
2407
2408     handle = WININET_AllocHandle( &lpwhs->hdr );
2409     if (NULL == handle)
2410     {
2411         ERR("Failed to alloc handle\n");
2412         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
2413         goto lerror;
2414     }
2415
2416     if(hIC->lpszProxy && hIC->dwAccessType == INTERNET_OPEN_TYPE_PROXY) {
2417         if(strchrW(hIC->lpszProxy, ' '))
2418             FIXME("Several proxies not implemented.\n");
2419         if(hIC->lpszProxyBypass)
2420             FIXME("Proxy bypass is ignored.\n");
2421     }
2422     if (lpszServerName && lpszServerName[0])
2423     {
2424         lpwhs->lpszServerName = WININET_strdupW(lpszServerName);
2425         lpwhs->lpszHostName = WININET_strdupW(lpszServerName);
2426     }
2427     if (lpszUserName && lpszUserName[0])
2428         lpwhs->lpszUserName = WININET_strdupW(lpszUserName);
2429     lpwhs->nServerPort = nServerPort;
2430     lpwhs->nHostPort = nServerPort;
2431
2432     /* Don't send a handle created callback if this handle was created with InternetOpenUrl */
2433     if (!(lpwhs->hdr.dwInternalFlags & INET_OPENURL))
2434     {
2435         INTERNET_SendCallback(&hIC->hdr, dwContext,
2436                               INTERNET_STATUS_HANDLE_CREATED, &handle,
2437                               sizeof(handle));
2438     }
2439
2440     bSuccess = TRUE;
2441
2442 lerror:
2443     if( lpwhs )
2444         WININET_Release( &lpwhs->hdr );
2445
2446 /*
2447  * an INTERNET_STATUS_REQUEST_COMPLETE is NOT sent here as per my tests on
2448  * windows
2449  */
2450
2451     TRACE("%p --> %p (%p)\n", hIC, handle, lpwhs);
2452     return handle;
2453 }
2454
2455
2456 /***********************************************************************
2457  *           HTTP_OpenConnection (internal)
2458  *
2459  * Connect to a web server
2460  *
2461  * RETURNS
2462  *
2463  *   TRUE  on success
2464  *   FALSE on failure
2465  */
2466 static BOOL HTTP_OpenConnection(LPWININETHTTPREQW lpwhr)
2467 {
2468     BOOL bSuccess = FALSE;
2469     LPWININETHTTPSESSIONW lpwhs;
2470     LPWININETAPPINFOW hIC = NULL;
2471     char szaddr[32];
2472
2473     TRACE("-->\n");
2474
2475
2476     if (NULL == lpwhr ||  lpwhr->hdr.htype != WH_HHTTPREQ)
2477     {
2478         INTERNET_SetLastError(ERROR_INVALID_PARAMETER);
2479         goto lend;
2480     }
2481
2482     lpwhs = (LPWININETHTTPSESSIONW)lpwhr->hdr.lpwhparent;
2483
2484     hIC = (LPWININETAPPINFOW) lpwhs->hdr.lpwhparent;
2485     inet_ntop(lpwhs->socketAddress.sin_family, &lpwhs->socketAddress.sin_addr,
2486               szaddr, sizeof(szaddr));
2487     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2488                           INTERNET_STATUS_CONNECTING_TO_SERVER,
2489                           szaddr,
2490                           strlen(szaddr)+1);
2491
2492     if (!NETCON_create(&lpwhr->netConnection, lpwhs->socketAddress.sin_family,
2493                          SOCK_STREAM, 0))
2494     {
2495         WARN("Socket creation failed\n");
2496         goto lend;
2497     }
2498
2499     if (!NETCON_connect(&lpwhr->netConnection, (struct sockaddr *)&lpwhs->socketAddress,
2500                       sizeof(lpwhs->socketAddress)))
2501        goto lend;
2502
2503     if (lpwhr->hdr.dwFlags & INTERNET_FLAG_SECURE)
2504     {
2505         /* Note: we differ from Microsoft's WinINet here. they seem to have
2506          * a bug that causes no status callbacks to be sent when starting
2507          * a tunnel to a proxy server using the CONNECT verb. i believe our
2508          * behaviour to be more correct and to not cause any incompatibilities
2509          * because using a secure connection through a proxy server is a rare
2510          * case that would be hard for anyone to depend on */
2511         if (hIC->lpszProxy && !HTTP_SecureProxyConnect(lpwhr))
2512             goto lend;
2513
2514         if (!NETCON_secure_connect(&lpwhr->netConnection, lpwhs->lpszHostName))
2515         {
2516             WARN("Couldn't connect securely to host\n");
2517             goto lend;
2518         }
2519     }
2520
2521     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2522                           INTERNET_STATUS_CONNECTED_TO_SERVER,
2523                           szaddr, strlen(szaddr)+1);
2524
2525     bSuccess = TRUE;
2526
2527 lend:
2528     TRACE("%d <--\n", bSuccess);
2529     return bSuccess;
2530 }
2531
2532
2533 /***********************************************************************
2534  *           HTTP_clear_response_headers (internal)
2535  *
2536  * clear out any old response headers
2537  */
2538 static void HTTP_clear_response_headers( LPWININETHTTPREQW lpwhr )
2539 {
2540     DWORD i;
2541
2542     for( i=0; i<lpwhr->nCustHeaders; i++)
2543     {
2544         if( !lpwhr->pCustHeaders[i].lpszField )
2545             continue;
2546         if( !lpwhr->pCustHeaders[i].lpszValue )
2547             continue;
2548         if ( lpwhr->pCustHeaders[i].wFlags & HDR_ISREQUEST )
2549             continue;
2550         HTTP_DeleteCustomHeader( lpwhr, i );
2551         i--;
2552     }
2553 }
2554
2555 /***********************************************************************
2556  *           HTTP_GetResponseHeaders (internal)
2557  *
2558  * Read server response
2559  *
2560  * RETURNS
2561  *
2562  *   TRUE  on success
2563  *   FALSE on error
2564  */
2565 static INT HTTP_GetResponseHeaders(LPWININETHTTPREQW lpwhr)
2566 {
2567     INT cbreaks = 0;
2568     WCHAR buffer[MAX_REPLY_LEN];
2569     DWORD buflen = MAX_REPLY_LEN;
2570     BOOL bSuccess = FALSE;
2571     INT  rc = 0;
2572     static const WCHAR szCrLf[] = {'\r','\n',0};
2573     char bufferA[MAX_REPLY_LEN];
2574     LPWSTR status_code, status_text;
2575     DWORD cchMaxRawHeaders = 1024;
2576     LPWSTR lpszRawHeaders = HeapAlloc(GetProcessHeap(), 0, (cchMaxRawHeaders+1)*sizeof(WCHAR));
2577     DWORD cchRawHeaders = 0;
2578
2579     TRACE("-->\n");
2580
2581     /* clear old response headers (eg. from a redirect response) */
2582     HTTP_clear_response_headers( lpwhr );
2583
2584     if (!NETCON_connected(&lpwhr->netConnection))
2585         goto lend;
2586
2587     /*
2588      * HACK peek at the buffer
2589      */
2590     NETCON_recv(&lpwhr->netConnection, buffer, buflen, MSG_PEEK, &rc);
2591
2592     /*
2593      * We should first receive 'HTTP/1.x nnn OK' where nnn is the status code.
2594      */
2595     buflen = MAX_REPLY_LEN;
2596     memset(buffer, 0, MAX_REPLY_LEN);
2597     if (!NETCON_getNextLine(&lpwhr->netConnection, bufferA, &buflen))
2598         goto lend;
2599     MultiByteToWideChar( CP_ACP, 0, bufferA, buflen, buffer, MAX_REPLY_LEN );
2600
2601     /* regenerate raw headers */
2602     while (cchRawHeaders + buflen + strlenW(szCrLf) > cchMaxRawHeaders)
2603     {
2604         cchMaxRawHeaders *= 2;
2605         lpszRawHeaders = HeapReAlloc(GetProcessHeap(), 0, lpszRawHeaders, (cchMaxRawHeaders+1)*sizeof(WCHAR));
2606     }
2607     memcpy(lpszRawHeaders+cchRawHeaders, buffer, (buflen-1)*sizeof(WCHAR));
2608     cchRawHeaders += (buflen-1);
2609     memcpy(lpszRawHeaders+cchRawHeaders, szCrLf, sizeof(szCrLf));
2610     cchRawHeaders += sizeof(szCrLf)/sizeof(szCrLf[0])-1;
2611     lpszRawHeaders[cchRawHeaders] = '\0';
2612
2613     /* split the version from the status code */
2614     status_code = strchrW( buffer, ' ' );
2615     if( !status_code )
2616         goto lend;
2617     *status_code++=0;
2618
2619     /* split the status code from the status text */
2620     status_text = strchrW( status_code, ' ' );
2621     if( !status_text )
2622         goto lend;
2623     *status_text++=0;
2624
2625     TRACE("version [%s] status code [%s] status text [%s]\n",
2626          debugstr_w(buffer), debugstr_w(status_code), debugstr_w(status_text) );
2627
2628     HTTP_ProcessHeader(lpwhr, szStatus, status_code,
2629             HTTP_ADDHDR_FLAG_REPLACE);
2630
2631     HeapFree(GetProcessHeap(),0,lpwhr->lpszVersion);
2632     HeapFree(GetProcessHeap(),0,lpwhr->lpszStatusText);
2633
2634     lpwhr->lpszVersion= WININET_strdupW(buffer);
2635     lpwhr->lpszStatusText = WININET_strdupW(status_text);
2636
2637     /* Parse each response line */
2638     do
2639     {
2640         buflen = MAX_REPLY_LEN;
2641         if (NETCON_getNextLine(&lpwhr->netConnection, bufferA, &buflen))
2642         {
2643             LPWSTR * pFieldAndValue;
2644
2645             TRACE("got line %s, now interpreting\n", debugstr_a(bufferA));
2646             MultiByteToWideChar( CP_ACP, 0, bufferA, buflen, buffer, MAX_REPLY_LEN );
2647
2648             while (cchRawHeaders + buflen + strlenW(szCrLf) > cchMaxRawHeaders)
2649             {
2650                 cchMaxRawHeaders *= 2;
2651                 lpszRawHeaders = HeapReAlloc(GetProcessHeap(), 0, lpszRawHeaders, (cchMaxRawHeaders+1)*sizeof(WCHAR));
2652             }
2653             memcpy(lpszRawHeaders+cchRawHeaders, buffer, (buflen-1)*sizeof(WCHAR));
2654             cchRawHeaders += (buflen-1);
2655             memcpy(lpszRawHeaders+cchRawHeaders, szCrLf, sizeof(szCrLf));
2656             cchRawHeaders += sizeof(szCrLf)/sizeof(szCrLf[0])-1;
2657             lpszRawHeaders[cchRawHeaders] = '\0';
2658
2659             pFieldAndValue = HTTP_InterpretHttpHeader(buffer);
2660             if (!pFieldAndValue)
2661                 break;
2662
2663             HTTP_ProcessHeader(lpwhr, pFieldAndValue[0], pFieldAndValue[1], 
2664                 HTTP_ADDREQ_FLAG_ADD );
2665
2666             HTTP_FreeTokens(pFieldAndValue);
2667         }
2668         else
2669         {
2670             cbreaks++;
2671             if (cbreaks >= 2)
2672                break;
2673         }
2674     }while(1);
2675
2676     HeapFree(GetProcessHeap(), 0, lpwhr->lpszRawHeaders);
2677     lpwhr->lpszRawHeaders = lpszRawHeaders;
2678     TRACE("raw headers: %s\n", debugstr_w(lpszRawHeaders));
2679     bSuccess = TRUE;
2680
2681 lend:
2682
2683     TRACE("<--\n");
2684     if (bSuccess)
2685         return rc;
2686     else
2687         return 0;
2688 }
2689
2690
2691 static void strip_spaces(LPWSTR start)
2692 {
2693     LPWSTR str = start;
2694     LPWSTR end;
2695
2696     while (*str == ' ' && *str != '\0')
2697         str++;
2698
2699     if (str != start)
2700         memmove(start, str, sizeof(WCHAR) * (strlenW(str) + 1));
2701
2702     end = start + strlenW(start) - 1;
2703     while (end >= start && *end == ' ')
2704     {
2705         *end = '\0';
2706         end--;
2707     }
2708 }
2709
2710
2711 /***********************************************************************
2712  *           HTTP_InterpretHttpHeader (internal)
2713  *
2714  * Parse server response
2715  *
2716  * RETURNS
2717  *
2718  *   Pointer to array of field, value, NULL on success.
2719  *   NULL on error.
2720  */
2721 static LPWSTR * HTTP_InterpretHttpHeader(LPCWSTR buffer)
2722 {
2723     LPWSTR * pTokenPair;
2724     LPWSTR pszColon;
2725     INT len;
2726
2727     pTokenPair = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*pTokenPair)*3);
2728
2729     pszColon = strchrW(buffer, ':');
2730     /* must have two tokens */
2731     if (!pszColon)
2732     {
2733         HTTP_FreeTokens(pTokenPair);
2734         if (buffer[0])
2735             TRACE("No ':' in line: %s\n", debugstr_w(buffer));
2736         return NULL;
2737     }
2738
2739     pTokenPair[0] = HeapAlloc(GetProcessHeap(), 0, (pszColon - buffer + 1) * sizeof(WCHAR));
2740     if (!pTokenPair[0])
2741     {
2742         HTTP_FreeTokens(pTokenPair);
2743         return NULL;
2744     }
2745     memcpy(pTokenPair[0], buffer, (pszColon - buffer) * sizeof(WCHAR));
2746     pTokenPair[0][pszColon - buffer] = '\0';
2747
2748     /* skip colon */
2749     pszColon++;
2750     len = strlenW(pszColon);
2751     pTokenPair[1] = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
2752     if (!pTokenPair[1])
2753     {
2754         HTTP_FreeTokens(pTokenPair);
2755         return NULL;
2756     }
2757     memcpy(pTokenPair[1], pszColon, (len + 1) * sizeof(WCHAR));
2758
2759     strip_spaces(pTokenPair[0]);
2760     strip_spaces(pTokenPair[1]);
2761
2762     TRACE("field(%s) Value(%s)\n", debugstr_w(pTokenPair[0]), debugstr_w(pTokenPair[1]));
2763     return pTokenPair;
2764 }
2765
2766 /***********************************************************************
2767  *           HTTP_ProcessHeader (internal)
2768  *
2769  * Stuff header into header tables according to <dwModifier>
2770  *
2771  */
2772
2773 #define COALESCEFLASG (HTTP_ADDHDR_FLAG_COALESCE|HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA|HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON)
2774
2775 static BOOL HTTP_ProcessHeader(LPWININETHTTPREQW lpwhr, LPCWSTR field, LPCWSTR value, DWORD dwModifier)
2776 {
2777     LPHTTPHEADERW lphttpHdr = NULL;
2778     BOOL bSuccess = FALSE;
2779     INT index = -1;
2780     static const WCHAR szConnection[] = { 'C','o','n','n','e','c','t','i','o','n',0 };
2781     BOOL request_only = dwModifier & HTTP_ADDHDR_FLAG_REQ;
2782
2783     TRACE("--> %s: %s - 0x%08lx\n", debugstr_w(field), debugstr_w(value), dwModifier);
2784
2785     /* Don't let applications add Connection header to request */
2786     if (strcmpW(szConnection,field)==0 && (dwModifier & HTTP_ADDHDR_FLAG_REQ))
2787     {
2788         return FALSE;
2789     }
2790
2791     /* REPLACE wins out over ADD */
2792     if (dwModifier & HTTP_ADDHDR_FLAG_REPLACE)
2793         dwModifier &= ~HTTP_ADDHDR_FLAG_ADD;
2794     
2795     if (dwModifier & HTTP_ADDHDR_FLAG_ADD)
2796         index = -1;
2797     else
2798         index = HTTP_GetCustomHeaderIndex(lpwhr, field, 0, request_only);
2799
2800     if (index >= 0)
2801     {
2802         if (dwModifier & HTTP_ADDHDR_FLAG_ADD_IF_NEW)
2803         {
2804             return FALSE;
2805         }
2806         lphttpHdr = &lpwhr->pCustHeaders[index];
2807     }
2808     else if (value)
2809     {
2810         HTTPHEADERW hdr;
2811
2812         hdr.lpszField = (LPWSTR)field;
2813         hdr.lpszValue = (LPWSTR)value;
2814         hdr.wFlags = hdr.wCount = 0;
2815
2816         if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
2817             hdr.wFlags |= HDR_ISREQUEST;
2818
2819         return HTTP_InsertCustomHeader(lpwhr, &hdr);
2820     }
2821
2822     if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
2823             lphttpHdr->wFlags |= HDR_ISREQUEST;
2824     else
2825         lphttpHdr->wFlags &= ~HDR_ISREQUEST;
2826
2827     if (dwModifier & HTTP_ADDHDR_FLAG_REPLACE)
2828     {
2829         HTTP_DeleteCustomHeader( lpwhr, index );
2830
2831         if (value)
2832         {
2833             HTTPHEADERW hdr;
2834
2835             hdr.lpszField = (LPWSTR)field;
2836             hdr.lpszValue = (LPWSTR)value;
2837             hdr.wFlags = hdr.wCount = 0;
2838
2839             if (dwModifier & HTTP_ADDHDR_FLAG_REQ)
2840                 hdr.wFlags |= HDR_ISREQUEST;
2841
2842             return HTTP_InsertCustomHeader(lpwhr, &hdr);
2843         }
2844
2845         return TRUE;
2846     }
2847     else if (dwModifier & COALESCEFLASG)
2848     {
2849         LPWSTR lpsztmp;
2850         WCHAR ch = 0;
2851         INT len = 0;
2852         INT origlen = strlenW(lphttpHdr->lpszValue);
2853         INT valuelen = strlenW(value);
2854
2855         if (dwModifier & HTTP_ADDHDR_FLAG_COALESCE_WITH_COMMA)
2856         {
2857             ch = ',';
2858             lphttpHdr->wFlags |= HDR_COMMADELIMITED;
2859         }
2860         else if (dwModifier & HTTP_ADDHDR_FLAG_COALESCE_WITH_SEMICOLON)
2861         {
2862             ch = ';';
2863             lphttpHdr->wFlags |= HDR_COMMADELIMITED;
2864         }
2865
2866         len = origlen + valuelen + ((ch > 0) ? 2 : 0);
2867
2868         lpsztmp = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,  lphttpHdr->lpszValue, (len+1)*sizeof(WCHAR));
2869         if (lpsztmp)
2870         {
2871             lphttpHdr->lpszValue = lpsztmp;
2872     /* FIXME: Increment lphttpHdr->wCount. Perhaps lpszValue should be an array */
2873             if (ch > 0)
2874             {
2875                 lphttpHdr->lpszValue[origlen] = ch;
2876                 origlen++;
2877                 lphttpHdr->lpszValue[origlen] = ' ';
2878                 origlen++;
2879             }
2880
2881             memcpy(&lphttpHdr->lpszValue[origlen], value, valuelen*sizeof(WCHAR));
2882             lphttpHdr->lpszValue[len] = '\0';
2883             bSuccess = TRUE;
2884         }
2885         else
2886         {
2887             WARN("HeapReAlloc (%d bytes) failed\n",len+1);
2888             INTERNET_SetLastError(ERROR_OUTOFMEMORY);
2889         }
2890     }
2891     TRACE("<-- %d\n",bSuccess);
2892     return bSuccess;
2893 }
2894
2895
2896 /***********************************************************************
2897  *           HTTP_CloseConnection (internal)
2898  *
2899  * Close socket connection
2900  *
2901  */
2902 static VOID HTTP_CloseConnection(LPWININETHTTPREQW lpwhr)
2903 {
2904     LPWININETHTTPSESSIONW lpwhs = NULL;
2905     LPWININETAPPINFOW hIC = NULL;
2906
2907     TRACE("%p\n",lpwhr);
2908
2909     lpwhs = (LPWININETHTTPSESSIONW) lpwhr->hdr.lpwhparent;
2910     hIC = (LPWININETAPPINFOW) lpwhs->hdr.lpwhparent;
2911
2912     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2913                           INTERNET_STATUS_CLOSING_CONNECTION, 0, 0);
2914
2915     if (NETCON_connected(&lpwhr->netConnection))
2916     {
2917         NETCON_close(&lpwhr->netConnection);
2918     }
2919
2920     INTERNET_SendCallback(&lpwhr->hdr, lpwhr->hdr.dwContext,
2921                           INTERNET_STATUS_CONNECTION_CLOSED, 0, 0);
2922 }
2923
2924
2925 /***********************************************************************
2926  *           HTTP_CloseHTTPRequestHandle (internal)
2927  *
2928  * Deallocate request handle
2929  *
2930  */
2931 static void HTTP_CloseHTTPRequestHandle(LPWININETHANDLEHEADER hdr)
2932 {
2933     DWORD i;
2934     LPWININETHTTPREQW lpwhr = (LPWININETHTTPREQW) hdr;
2935
2936     TRACE("\n");
2937
2938     if (NETCON_connected(&lpwhr->netConnection))
2939         HTTP_CloseConnection(lpwhr);
2940
2941     HeapFree(GetProcessHeap(), 0, lpwhr->lpszPath);
2942     HeapFree(GetProcessHeap(), 0, lpwhr->lpszVerb);
2943     HeapFree(GetProcessHeap(), 0, lpwhr->lpszRawHeaders);
2944     HeapFree(GetProcessHeap(), 0, lpwhr->lpszVersion);
2945     HeapFree(GetProcessHeap(), 0, lpwhr->lpszStatusText);
2946
2947     for (i = 0; i < lpwhr->nCustHeaders; i++)
2948     {
2949         HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders[i].lpszField);
2950         HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders[i].lpszValue);
2951     }
2952
2953     HeapFree(GetProcessHeap(), 0, lpwhr->pCustHeaders);
2954     HeapFree(GetProcessHeap(), 0, lpwhr);
2955 }
2956
2957
2958 /***********************************************************************
2959  *           HTTP_CloseHTTPSessionHandle (internal)
2960  *
2961  * Deallocate session handle
2962  *
2963  */
2964 static void HTTP_CloseHTTPSessionHandle(LPWININETHANDLEHEADER hdr)
2965 {
2966     LPWININETHTTPSESSIONW lpwhs = (LPWININETHTTPSESSIONW) hdr;
2967
2968     TRACE("%p\n", lpwhs);
2969
2970     HeapFree(GetProcessHeap(), 0, lpwhs->lpszHostName);
2971     HeapFree(GetProcessHeap(), 0, lpwhs->lpszServerName);
2972     HeapFree(GetProcessHeap(), 0, lpwhs->lpszUserName);
2973     HeapFree(GetProcessHeap(), 0, lpwhs);
2974 }
2975
2976
2977 /***********************************************************************
2978  *           HTTP_GetCustomHeaderIndex (internal)
2979  *
2980  * Return index of custom header from header array
2981  *
2982  */
2983 static INT HTTP_GetCustomHeaderIndex(LPWININETHTTPREQW lpwhr, LPCWSTR lpszField,
2984                                      int requested_index, BOOL request_only)
2985 {
2986     DWORD index;
2987
2988     TRACE("%s\n", debugstr_w(lpszField));
2989
2990     for (index = 0; index < lpwhr->nCustHeaders; index++)
2991     {
2992         if (strcmpiW(lpwhr->pCustHeaders[index].lpszField, lpszField))
2993             continue;
2994
2995         if (request_only && !(lpwhr->pCustHeaders[index].wFlags & HDR_ISREQUEST))
2996             continue;
2997
2998         if (!request_only && (lpwhr->pCustHeaders[index].wFlags & HDR_ISREQUEST))
2999             continue;
3000
3001         if (requested_index == 0)
3002             break;
3003         requested_index --;
3004     }
3005
3006     if (index >= lpwhr->nCustHeaders)
3007         index = -1;
3008
3009     TRACE("Return: %ld\n", index);
3010     return index;
3011 }
3012
3013
3014 /***********************************************************************
3015  *           HTTP_InsertCustomHeader (internal)
3016  *
3017  * Insert header into array
3018  *
3019  */
3020 static BOOL HTTP_InsertCustomHeader(LPWININETHTTPREQW lpwhr, LPHTTPHEADERW lpHdr)
3021 {
3022     INT count;
3023     LPHTTPHEADERW lph = NULL;
3024     BOOL r = FALSE;
3025
3026     TRACE("--> %s: %s\n", debugstr_w(lpHdr->lpszField), debugstr_w(lpHdr->lpszValue));
3027     count = lpwhr->nCustHeaders + 1;
3028     if (count > 1)
3029         lph = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, lpwhr->pCustHeaders, sizeof(HTTPHEADERW) * count);
3030     else
3031         lph = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(HTTPHEADERW) * count);
3032
3033     if (NULL != lph)
3034     {
3035         lpwhr->pCustHeaders = lph;
3036         lpwhr->pCustHeaders[count-1].lpszField = WININET_strdupW(lpHdr->lpszField);
3037         lpwhr->pCustHeaders[count-1].lpszValue = WININET_strdupW(lpHdr->lpszValue);
3038         lpwhr->pCustHeaders[count-1].wFlags = lpHdr->wFlags;
3039         lpwhr->pCustHeaders[count-1].wCount= lpHdr->wCount;
3040         lpwhr->nCustHeaders++;
3041         r = TRUE;
3042     }
3043     else
3044     {
3045         INTERNET_SetLastError(ERROR_OUTOFMEMORY);
3046     }
3047
3048     return r;
3049 }
3050
3051
3052 /***********************************************************************
3053  *           HTTP_DeleteCustomHeader (internal)
3054  *
3055  * Delete header from array
3056  *  If this function is called, the indexs may change.
3057  */
3058 static BOOL HTTP_DeleteCustomHeader(LPWININETHTTPREQW lpwhr, DWORD index)
3059 {
3060     if( lpwhr->nCustHeaders <= 0 )
3061         return FALSE;
3062     if( index >= lpwhr->nCustHeaders )
3063         return FALSE;
3064     lpwhr->nCustHeaders--;
3065
3066     memmove( &lpwhr->pCustHeaders[index], &lpwhr->pCustHeaders[index+1],
3067              (lpwhr->nCustHeaders - index)* sizeof(HTTPHEADERW) );
3068     memset( &lpwhr->pCustHeaders[lpwhr->nCustHeaders], 0, sizeof(HTTPHEADERW) );
3069
3070     return TRUE;
3071 }
3072
3073 /***********************************************************************
3074  *          IsHostInProxyBypassList (@)
3075  *
3076  * Undocumented
3077  *
3078  */
3079 BOOL WINAPI IsHostInProxyBypassList(DWORD flags, LPCSTR szHost, DWORD length)
3080 {
3081    FIXME("STUB: flags=%ld host=%s length=%ld\n",flags,szHost,length);
3082    return FALSE;
3083 }