128d5cb14cce35bf9decdeb1daf9872ccbc28cc4
[reactos.git] / dll / win32 / winhttp / request.c
1 /*
2 * Copyright 2004 Mike McCormack for CodeWeavers
3 * Copyright 2006 Rob Shearman for CodeWeavers
4 * Copyright 2008, 2011 Hans Leidekker for CodeWeavers
5 * Copyright 2009 Juan Lang
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 */
21
22 #include "winhttp_private.h"
23
24 #ifdef HAVE_ARPA_INET_H
25 # include <arpa/inet.h>
26 #endif
27
28 #include <assert.h>
29 #include <winuser.h>
30 #include <httprequest.h>
31 #include <httprequestid.h>
32
33 #include "inet_ntop.c"
34
35 #define DEFAULT_KEEP_ALIVE_TIMEOUT 30000
36
37 static const WCHAR attr_accept[] = {'A','c','c','e','p','t',0};
38 static const WCHAR attr_accept_charset[] = {'A','c','c','e','p','t','-','C','h','a','r','s','e','t', 0};
39 static const WCHAR attr_accept_encoding[] = {'A','c','c','e','p','t','-','E','n','c','o','d','i','n','g',0};
40 static const WCHAR attr_accept_language[] = {'A','c','c','e','p','t','-','L','a','n','g','u','a','g','e',0};
41 static const WCHAR attr_accept_ranges[] = {'A','c','c','e','p','t','-','R','a','n','g','e','s',0};
42 static const WCHAR attr_age[] = {'A','g','e',0};
43 static const WCHAR attr_allow[] = {'A','l','l','o','w',0};
44 static const WCHAR attr_authorization[] = {'A','u','t','h','o','r','i','z','a','t','i','o','n',0};
45 static const WCHAR attr_cache_control[] = {'C','a','c','h','e','-','C','o','n','t','r','o','l',0};
46 static const WCHAR attr_connection[] = {'C','o','n','n','e','c','t','i','o','n',0};
47 static const WCHAR attr_content_base[] = {'C','o','n','t','e','n','t','-','B','a','s','e',0};
48 static const WCHAR attr_content_encoding[] = {'C','o','n','t','e','n','t','-','E','n','c','o','d','i','n','g',0};
49 static const WCHAR attr_content_id[] = {'C','o','n','t','e','n','t','-','I','D',0};
50 static const WCHAR attr_content_language[] = {'C','o','n','t','e','n','t','-','L','a','n','g','u','a','g','e',0};
51 static const WCHAR attr_content_length[] = {'C','o','n','t','e','n','t','-','L','e','n','g','t','h',0};
52 static const WCHAR attr_content_location[] = {'C','o','n','t','e','n','t','-','L','o','c','a','t','i','o','n',0};
53 static const WCHAR attr_content_md5[] = {'C','o','n','t','e','n','t','-','M','D','5',0};
54 static const WCHAR attr_content_range[] = {'C','o','n','t','e','n','t','-','R','a','n','g','e',0};
55 static const WCHAR attr_content_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};
56 static const WCHAR attr_content_type[] = {'C','o','n','t','e','n','t','-','T','y','p','e',0};
57 static const WCHAR attr_cookie[] = {'C','o','o','k','i','e',0};
58 static const WCHAR attr_date[] = {'D','a','t','e',0};
59 static const WCHAR attr_from[] = {'F','r','o','m',0};
60 static const WCHAR attr_etag[] = {'E','T','a','g',0};
61 static const WCHAR attr_expect[] = {'E','x','p','e','c','t',0};
62 static const WCHAR attr_expires[] = {'E','x','p','i','r','e','s',0};
63 static const WCHAR attr_host[] = {'H','o','s','t',0};
64 static const WCHAR attr_if_match[] = {'I','f','-','M','a','t','c','h',0};
65 static const WCHAR attr_if_modified_since[] = {'I','f','-','M','o','d','i','f','i','e','d','-','S','i','n','c','e',0};
66 static const WCHAR attr_if_none_match[] = {'I','f','-','N','o','n','e','-','M','a','t','c','h',0};
67 static const WCHAR attr_if_range[] = {'I','f','-','R','a','n','g','e',0};
68 static const WCHAR attr_if_unmodified_since[] = {'I','f','-','U','n','m','o','d','i','f','i','e','d','-','S','i','n','c','e',0};
69 static const WCHAR attr_last_modified[] = {'L','a','s','t','-','M','o','d','i','f','i','e','d',0};
70 static const WCHAR attr_location[] = {'L','o','c','a','t','i','o','n',0};
71 static const WCHAR attr_max_forwards[] = {'M','a','x','-','F','o','r','w','a','r','d','s',0};
72 static const WCHAR attr_mime_version[] = {'M','i','m','e','-','V','e','r','s','i','o','n',0};
73 static const WCHAR attr_pragma[] = {'P','r','a','g','m','a',0};
74 static const WCHAR attr_proxy_authenticate[] = {'P','r','o','x','y','-','A','u','t','h','e','n','t','i','c','a','t','e',0};
75 static const WCHAR attr_proxy_authorization[] = {'P','r','o','x','y','-','A','u','t','h','o','r','i','z','a','t','i','o','n',0};
76 static const WCHAR attr_proxy_connection[] = {'P','r','o','x','y','-','C','o','n','n','e','c','t','i','o','n',0};
77 static const WCHAR attr_public[] = {'P','u','b','l','i','c',0};
78 static const WCHAR attr_range[] = {'R','a','n','g','e',0};
79 static const WCHAR attr_referer[] = {'R','e','f','e','r','e','r',0};
80 static const WCHAR attr_retry_after[] = {'R','e','t','r','y','-','A','f','t','e','r',0};
81 static const WCHAR attr_server[] = {'S','e','r','v','e','r',0};
82 static const WCHAR attr_set_cookie[] = {'S','e','t','-','C','o','o','k','i','e',0};
83 static const WCHAR attr_status[] = {'S','t','a','t','u','s',0};
84 static const WCHAR attr_transfer_encoding[] = {'T','r','a','n','s','f','e','r','-','E','n','c','o','d','i','n','g',0};
85 static const WCHAR attr_unless_modified_since[] = {'U','n','l','e','s','s','-','M','o','d','i','f','i','e','d','-','S','i','n','c','e',0};
86 static const WCHAR attr_upgrade[] = {'U','p','g','r','a','d','e',0};
87 static const WCHAR attr_uri[] = {'U','R','I',0};
88 static const WCHAR attr_user_agent[] = {'U','s','e','r','-','A','g','e','n','t',0};
89 static const WCHAR attr_vary[] = {'V','a','r','y',0};
90 static const WCHAR attr_via[] = {'V','i','a',0};
91 static const WCHAR attr_warning[] = {'W','a','r','n','i','n','g',0};
92 static const WCHAR attr_www_authenticate[] = {'W','W','W','-','A','u','t','h','e','n','t','i','c','a','t','e',0};
93
94 static const WCHAR *attribute_table[] =
95 {
96 attr_mime_version, /* WINHTTP_QUERY_MIME_VERSION = 0 */
97 attr_content_type, /* WINHTTP_QUERY_CONTENT_TYPE = 1 */
98 attr_content_transfer_encoding, /* WINHTTP_QUERY_CONTENT_TRANSFER_ENCODING = 2 */
99 attr_content_id, /* WINHTTP_QUERY_CONTENT_ID = 3 */
100 NULL, /* WINHTTP_QUERY_CONTENT_DESCRIPTION = 4 */
101 attr_content_length, /* WINHTTP_QUERY_CONTENT_LENGTH = 5 */
102 attr_content_language, /* WINHTTP_QUERY_CONTENT_LANGUAGE = 6 */
103 attr_allow, /* WINHTTP_QUERY_ALLOW = 7 */
104 attr_public, /* WINHTTP_QUERY_PUBLIC = 8 */
105 attr_date, /* WINHTTP_QUERY_DATE = 9 */
106 attr_expires, /* WINHTTP_QUERY_EXPIRES = 10 */
107 attr_last_modified, /* WINHTTP_QUERY_LAST_MODIFIEDcw = 11 */
108 NULL, /* WINHTTP_QUERY_MESSAGE_ID = 12 */
109 attr_uri, /* WINHTTP_QUERY_URI = 13 */
110 attr_from, /* WINHTTP_QUERY_DERIVED_FROM = 14 */
111 NULL, /* WINHTTP_QUERY_COST = 15 */
112 NULL, /* WINHTTP_QUERY_LINK = 16 */
113 attr_pragma, /* WINHTTP_QUERY_PRAGMA = 17 */
114 NULL, /* WINHTTP_QUERY_VERSION = 18 */
115 attr_status, /* WINHTTP_QUERY_STATUS_CODE = 19 */
116 NULL, /* WINHTTP_QUERY_STATUS_TEXT = 20 */
117 NULL, /* WINHTTP_QUERY_RAW_HEADERS = 21 */
118 NULL, /* WINHTTP_QUERY_RAW_HEADERS_CRLF = 22 */
119 attr_connection, /* WINHTTP_QUERY_CONNECTION = 23 */
120 attr_accept, /* WINHTTP_QUERY_ACCEPT = 24 */
121 attr_accept_charset, /* WINHTTP_QUERY_ACCEPT_CHARSET = 25 */
122 attr_accept_encoding, /* WINHTTP_QUERY_ACCEPT_ENCODING = 26 */
123 attr_accept_language, /* WINHTTP_QUERY_ACCEPT_LANGUAGE = 27 */
124 attr_authorization, /* WINHTTP_QUERY_AUTHORIZATION = 28 */
125 attr_content_encoding, /* WINHTTP_QUERY_CONTENT_ENCODING = 29 */
126 NULL, /* WINHTTP_QUERY_FORWARDED = 30 */
127 NULL, /* WINHTTP_QUERY_FROM = 31 */
128 attr_if_modified_since, /* WINHTTP_QUERY_IF_MODIFIED_SINCE = 32 */
129 attr_location, /* WINHTTP_QUERY_LOCATION = 33 */
130 NULL, /* WINHTTP_QUERY_ORIG_URI = 34 */
131 attr_referer, /* WINHTTP_QUERY_REFERER = 35 */
132 attr_retry_after, /* WINHTTP_QUERY_RETRY_AFTER = 36 */
133 attr_server, /* WINHTTP_QUERY_SERVER = 37 */
134 NULL, /* WINHTTP_TITLE = 38 */
135 attr_user_agent, /* WINHTTP_QUERY_USER_AGENT = 39 */
136 attr_www_authenticate, /* WINHTTP_QUERY_WWW_AUTHENTICATE = 40 */
137 attr_proxy_authenticate, /* WINHTTP_QUERY_PROXY_AUTHENTICATE = 41 */
138 attr_accept_ranges, /* WINHTTP_QUERY_ACCEPT_RANGES = 42 */
139 attr_set_cookie, /* WINHTTP_QUERY_SET_COOKIE = 43 */
140 attr_cookie, /* WINHTTP_QUERY_COOKIE = 44 */
141 NULL, /* WINHTTP_QUERY_REQUEST_METHOD = 45 */
142 NULL, /* WINHTTP_QUERY_REFRESH = 46 */
143 NULL, /* WINHTTP_QUERY_CONTENT_DISPOSITION = 47 */
144 attr_age, /* WINHTTP_QUERY_AGE = 48 */
145 attr_cache_control, /* WINHTTP_QUERY_CACHE_CONTROL = 49 */
146 attr_content_base, /* WINHTTP_QUERY_CONTENT_BASE = 50 */
147 attr_content_location, /* WINHTTP_QUERY_CONTENT_LOCATION = 51 */
148 attr_content_md5, /* WINHTTP_QUERY_CONTENT_MD5 = 52 */
149 attr_content_range, /* WINHTTP_QUERY_CONTENT_RANGE = 53 */
150 attr_etag, /* WINHTTP_QUERY_ETAG = 54 */
151 attr_host, /* WINHTTP_QUERY_HOST = 55 */
152 attr_if_match, /* WINHTTP_QUERY_IF_MATCH = 56 */
153 attr_if_none_match, /* WINHTTP_QUERY_IF_NONE_MATCH = 57 */
154 attr_if_range, /* WINHTTP_QUERY_IF_RANGE = 58 */
155 attr_if_unmodified_since, /* WINHTTP_QUERY_IF_UNMODIFIED_SINCE = 59 */
156 attr_max_forwards, /* WINHTTP_QUERY_MAX_FORWARDS = 60 */
157 attr_proxy_authorization, /* WINHTTP_QUERY_PROXY_AUTHORIZATION = 61 */
158 attr_range, /* WINHTTP_QUERY_RANGE = 62 */
159 attr_transfer_encoding, /* WINHTTP_QUERY_TRANSFER_ENCODING = 63 */
160 attr_upgrade, /* WINHTTP_QUERY_UPGRADE = 64 */
161 attr_vary, /* WINHTTP_QUERY_VARY = 65 */
162 attr_via, /* WINHTTP_QUERY_VIA = 66 */
163 attr_warning, /* WINHTTP_QUERY_WARNING = 67 */
164 attr_expect, /* WINHTTP_QUERY_EXPECT = 68 */
165 attr_proxy_connection, /* WINHTTP_QUERY_PROXY_CONNECTION = 69 */
166 attr_unless_modified_since, /* WINHTTP_QUERY_UNLESS_MODIFIED_SINCE = 70 */
167 NULL, /* WINHTTP_QUERY_PROXY_SUPPORT = 75 */
168 NULL, /* WINHTTP_QUERY_AUTHENTICATION_INFO = 76 */
169 NULL, /* WINHTTP_QUERY_PASSPORT_URLS = 77 */
170 NULL /* WINHTTP_QUERY_PASSPORT_CONFIG = 78 */
171 };
172
173 static task_header_t *dequeue_task( request_t *request )
174 {
175 task_header_t *task;
176
177 EnterCriticalSection( &request->task_cs );
178 TRACE("%u tasks queued\n", list_count( &request->task_queue ));
179 task = LIST_ENTRY( list_head( &request->task_queue ), task_header_t, entry );
180 if (task) list_remove( &task->entry );
181 LeaveCriticalSection( &request->task_cs );
182
183 TRACE("returning task %p\n", task);
184 return task;
185 }
186
187 static DWORD CALLBACK task_proc( LPVOID param )
188 {
189 request_t *request = param;
190 HANDLE handles[2];
191
192 handles[0] = request->task_wait;
193 handles[1] = request->task_cancel;
194 for (;;)
195 {
196 DWORD err = WaitForMultipleObjects( 2, handles, FALSE, INFINITE );
197 switch (err)
198 {
199 case WAIT_OBJECT_0:
200 {
201 task_header_t *task;
202 while ((task = dequeue_task( request )))
203 {
204 task->proc( task );
205 release_object( &task->request->hdr );
206 heap_free( task );
207 }
208 break;
209 }
210 case WAIT_OBJECT_0 + 1:
211 TRACE("exiting\n");
212 CloseHandle( request->task_cancel );
213 CloseHandle( request->task_wait );
214 request->task_cs.DebugInfo->Spare[0] = 0;
215 DeleteCriticalSection( &request->task_cs );
216 request->hdr.vtbl->destroy( &request->hdr );
217 return 0;
218
219 default:
220 ERR("wait failed %u (%u)\n", err, GetLastError());
221 break;
222 }
223 }
224 return 0;
225 }
226
227 static BOOL queue_task( task_header_t *task )
228 {
229 request_t *request = task->request;
230
231 if (!request->task_thread)
232 {
233 if (!(request->task_wait = CreateEventW( NULL, FALSE, FALSE, NULL ))) return FALSE;
234 if (!(request->task_cancel = CreateEventW( NULL, FALSE, FALSE, NULL )))
235 {
236 CloseHandle( request->task_wait );
237 request->task_wait = NULL;
238 return FALSE;
239 }
240 if (!(request->task_thread = CreateThread( NULL, 0, task_proc, request, 0, NULL )))
241 {
242 CloseHandle( request->task_wait );
243 request->task_wait = NULL;
244 CloseHandle( request->task_cancel );
245 request->task_cancel = NULL;
246 return FALSE;
247 }
248 InitializeCriticalSection( &request->task_cs );
249 request->task_cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": request.task_cs");
250 }
251
252 EnterCriticalSection( &request->task_cs );
253 TRACE("queueing task %p\n", task );
254 list_add_tail( &request->task_queue, &task->entry );
255 LeaveCriticalSection( &request->task_cs );
256
257 SetEvent( request->task_wait );
258 return TRUE;
259 }
260
261 static void free_header( header_t *header )
262 {
263 heap_free( header->field );
264 heap_free( header->value );
265 heap_free( header );
266 }
267
268 static BOOL valid_token_char( WCHAR c )
269 {
270 if (c < 32 || c == 127) return FALSE;
271 switch (c)
272 {
273 case '(': case ')':
274 case '<': case '>':
275 case '@': case ',':
276 case ';': case ':':
277 case '\\': case '\"':
278 case '/': case '[':
279 case ']': case '?':
280 case '=': case '{':
281 case '}': case ' ':
282 case '\t':
283 return FALSE;
284 default:
285 return TRUE;
286 }
287 }
288
289 static header_t *parse_header( LPCWSTR string )
290 {
291 const WCHAR *p, *q;
292 header_t *header;
293 int len;
294
295 p = string;
296 if (!(q = strchrW( p, ':' )))
297 {
298 WARN("no ':' in line %s\n", debugstr_w(string));
299 return NULL;
300 }
301 if (q == string)
302 {
303 WARN("empty field name in line %s\n", debugstr_w(string));
304 return NULL;
305 }
306 while (*p != ':')
307 {
308 if (!valid_token_char( *p ))
309 {
310 WARN("invalid character in field name %s\n", debugstr_w(string));
311 return NULL;
312 }
313 p++;
314 }
315 len = q - string;
316 if (!(header = heap_alloc_zero( sizeof(header_t) ))) return NULL;
317 if (!(header->field = heap_alloc( (len + 1) * sizeof(WCHAR) )))
318 {
319 heap_free( header );
320 return NULL;
321 }
322 memcpy( header->field, string, len * sizeof(WCHAR) );
323 header->field[len] = 0;
324
325 q++; /* skip past colon */
326 while (*q == ' ') q++;
327 len = strlenW( q );
328
329 if (!(header->value = heap_alloc( (len + 1) * sizeof(WCHAR) )))
330 {
331 free_header( header );
332 return NULL;
333 }
334 memcpy( header->value, q, len * sizeof(WCHAR) );
335 header->value[len] = 0;
336
337 return header;
338 }
339
340 static int get_header_index( request_t *request, LPCWSTR field, int requested_index, BOOL request_only )
341 {
342 int index;
343
344 TRACE("%s\n", debugstr_w(field));
345
346 for (index = 0; index < request->num_headers; index++)
347 {
348 if (strcmpiW( request->headers[index].field, field )) continue;
349 if (request_only && !request->headers[index].is_request) continue;
350 if (!request_only && request->headers[index].is_request) continue;
351
352 if (!requested_index) break;
353 requested_index--;
354 }
355 if (index >= request->num_headers) index = -1;
356 TRACE("returning %d\n", index);
357 return index;
358 }
359
360 static BOOL insert_header( request_t *request, header_t *header )
361 {
362 DWORD count = request->num_headers + 1;
363 header_t *hdrs;
364
365 if (request->headers)
366 hdrs = heap_realloc_zero( request->headers, sizeof(header_t) * count );
367 else
368 hdrs = heap_alloc_zero( sizeof(header_t) );
369 if (!hdrs) return FALSE;
370
371 request->headers = hdrs;
372 request->headers[count - 1].field = strdupW( header->field );
373 request->headers[count - 1].value = strdupW( header->value );
374 request->headers[count - 1].is_request = header->is_request;
375 request->num_headers = count;
376 return TRUE;
377 }
378
379 static BOOL delete_header( request_t *request, DWORD index )
380 {
381 if (!request->num_headers) return FALSE;
382 if (index >= request->num_headers) return FALSE;
383 request->num_headers--;
384
385 heap_free( request->headers[index].field );
386 heap_free( request->headers[index].value );
387
388 memmove( &request->headers[index], &request->headers[index + 1], (request->num_headers - index) * sizeof(header_t) );
389 memset( &request->headers[request->num_headers], 0, sizeof(header_t) );
390 return TRUE;
391 }
392
393 BOOL process_header( request_t *request, LPCWSTR field, LPCWSTR value, DWORD flags, BOOL request_only )
394 {
395 int index;
396 header_t hdr;
397
398 TRACE("%s: %s 0x%08x\n", debugstr_w(field), debugstr_w(value), flags);
399
400 if ((index = get_header_index( request, field, 0, request_only )) >= 0)
401 {
402 if (flags & WINHTTP_ADDREQ_FLAG_ADD_IF_NEW) return FALSE;
403 }
404
405 if (flags & WINHTTP_ADDREQ_FLAG_REPLACE)
406 {
407 if (index >= 0)
408 {
409 delete_header( request, index );
410 if (!value || !value[0]) return TRUE;
411 }
412 else if (!(flags & WINHTTP_ADDREQ_FLAG_ADD))
413 {
414 set_last_error( ERROR_WINHTTP_HEADER_NOT_FOUND );
415 return FALSE;
416 }
417
418 hdr.field = (LPWSTR)field;
419 hdr.value = (LPWSTR)value;
420 hdr.is_request = request_only;
421 return insert_header( request, &hdr );
422 }
423 else if (value)
424 {
425
426 if ((flags & (WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA | WINHTTP_ADDREQ_FLAG_COALESCE_WITH_SEMICOLON)) &&
427 index >= 0)
428 {
429 WCHAR *tmp;
430 int len, len_orig, len_value;
431 header_t *header = &request->headers[index];
432
433 len_orig = strlenW( header->value );
434 len_value = strlenW( value );
435
436 len = len_orig + len_value + 2;
437 if (!(tmp = heap_realloc( header->value, (len + 1) * sizeof(WCHAR) ))) return FALSE;
438 header->value = tmp;
439 header->value[len_orig++] = (flags & WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA) ? ',' : ';';
440 header->value[len_orig++] = ' ';
441
442 memcpy( &header->value[len_orig], value, len_value * sizeof(WCHAR) );
443 header->value[len] = 0;
444 return TRUE;
445 }
446 else
447 {
448 hdr.field = (LPWSTR)field;
449 hdr.value = (LPWSTR)value;
450 hdr.is_request = request_only;
451 return insert_header( request, &hdr );
452 }
453 }
454
455 return TRUE;
456 }
457
458 BOOL add_request_headers( request_t *request, LPCWSTR headers, DWORD len, DWORD flags )
459 {
460 BOOL ret = FALSE;
461 WCHAR *buffer, *p, *q;
462 header_t *header;
463
464 if (len == ~0u) len = strlenW( headers );
465 if (!len) return TRUE;
466 if (!(buffer = heap_alloc( (len + 1) * sizeof(WCHAR) ))) return FALSE;
467 memcpy( buffer, headers, len * sizeof(WCHAR) );
468 buffer[len] = 0;
469
470 p = buffer;
471 do
472 {
473 q = p;
474 while (*q)
475 {
476 if (q[0] == '\n' && q[1] == '\r')
477 {
478 q[0] = '\r';
479 q[1] = '\n';
480 }
481 if (q[0] == '\r' && q[1] == '\n') break;
482 q++;
483 }
484 if (!*p) break;
485 if (*q == '\r')
486 {
487 *q = 0;
488 q += 2; /* jump over \r\n */
489 }
490 if ((header = parse_header( p )))
491 {
492 ret = process_header( request, header->field, header->value, flags, TRUE );
493 free_header( header );
494 }
495 p = q;
496 } while (ret);
497
498 heap_free( buffer );
499 return ret;
500 }
501
502 /***********************************************************************
503 * WinHttpAddRequestHeaders (winhttp.@)
504 */
505 BOOL WINAPI WinHttpAddRequestHeaders( HINTERNET hrequest, LPCWSTR headers, DWORD len, DWORD flags )
506 {
507 BOOL ret;
508 request_t *request;
509
510 TRACE("%p, %s, 0x%x, 0x%08x\n", hrequest, debugstr_w(headers), len, flags);
511
512 if (!headers || !len)
513 {
514 set_last_error( ERROR_INVALID_PARAMETER );
515 return FALSE;
516 }
517 if (!(request = (request_t *)grab_object( hrequest )))
518 {
519 set_last_error( ERROR_INVALID_HANDLE );
520 return FALSE;
521 }
522 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
523 {
524 release_object( &request->hdr );
525 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
526 return FALSE;
527 }
528
529 ret = add_request_headers( request, headers, len, flags );
530
531 release_object( &request->hdr );
532 if (ret) set_last_error( ERROR_SUCCESS );
533 return ret;
534 }
535
536 static WCHAR *build_request_path( request_t *request )
537 {
538 WCHAR *ret;
539
540 if (strcmpiW( request->connect->hostname, request->connect->servername ))
541 {
542 static const WCHAR http[] = { 'h','t','t','p',0 };
543 static const WCHAR https[] = { 'h','t','t','p','s',0 };
544 static const WCHAR fmt[] = { '%','s',':','/','/','%','s',0 };
545 LPCWSTR scheme = (request->netconn ? request->netconn->secure : (request->hdr.flags & WINHTTP_FLAG_SECURE)) ? https : http;
546 int len;
547
548 len = strlenW( scheme ) + strlenW( request->connect->hostname );
549 /* 3 characters for '://', 1 for NUL. */
550 len += 4;
551 if (request->connect->hostport)
552 {
553 /* 1 for ':' between host and port, up to 5 for port */
554 len += 6;
555 }
556 if (request->path)
557 len += strlenW( request->path );
558 if ((ret = heap_alloc( len * sizeof(WCHAR) )))
559 {
560 sprintfW( ret, fmt, scheme, request->connect->hostname );
561 if (request->connect->hostport)
562 {
563 static const WCHAR colonFmt[] = { ':','%','u',0 };
564
565 sprintfW( ret + strlenW( ret ), colonFmt,
566 request->connect->hostport );
567 }
568 if (request->path)
569 strcatW( ret, request->path );
570 }
571 }
572 else
573 ret = request->path;
574 return ret;
575 }
576
577 static WCHAR *build_request_string( request_t *request )
578 {
579 static const WCHAR space[] = {' ',0};
580 static const WCHAR crlf[] = {'\r','\n',0};
581 static const WCHAR colon[] = {':',' ',0};
582 static const WCHAR twocrlf[] = {'\r','\n','\r','\n',0};
583
584 WCHAR *path, *ret;
585 const WCHAR **headers, **p;
586 unsigned int len, i = 0, j;
587
588 /* allocate space for an array of all the string pointers to be added */
589 len = request->num_headers * 4 + 7;
590 if (!(headers = heap_alloc( len * sizeof(LPCWSTR) ))) return NULL;
591
592 path = build_request_path( request );
593 headers[i++] = request->verb;
594 headers[i++] = space;
595 headers[i++] = path;
596 headers[i++] = space;
597 headers[i++] = request->version;
598
599 for (j = 0; j < request->num_headers; j++)
600 {
601 if (request->headers[j].is_request)
602 {
603 headers[i++] = crlf;
604 headers[i++] = request->headers[j].field;
605 headers[i++] = colon;
606 headers[i++] = request->headers[j].value;
607
608 TRACE("adding header %s (%s)\n", debugstr_w(request->headers[j].field),
609 debugstr_w(request->headers[j].value));
610 }
611 }
612 headers[i++] = twocrlf;
613 headers[i] = NULL;
614
615 len = 0;
616 for (p = headers; *p; p++) len += strlenW( *p );
617 len++;
618
619 if (!(ret = heap_alloc( len * sizeof(WCHAR) )))
620 goto out;
621 *ret = 0;
622 for (p = headers; *p; p++) strcatW( ret, *p );
623
624 out:
625 if (path != request->path)
626 heap_free( path );
627 heap_free( headers );
628 return ret;
629 }
630
631 #define QUERY_MODIFIER_MASK (WINHTTP_QUERY_FLAG_REQUEST_HEADERS | WINHTTP_QUERY_FLAG_SYSTEMTIME | WINHTTP_QUERY_FLAG_NUMBER)
632
633 static BOOL query_headers( request_t *request, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index )
634 {
635 header_t *header = NULL;
636 BOOL request_only, ret = FALSE;
637 int requested_index, header_index = -1;
638 DWORD attr, len;
639
640 request_only = level & WINHTTP_QUERY_FLAG_REQUEST_HEADERS;
641 requested_index = index ? *index : 0;
642
643 attr = level & ~QUERY_MODIFIER_MASK;
644 switch (attr)
645 {
646 case WINHTTP_QUERY_CUSTOM:
647 {
648 header_index = get_header_index( request, name, requested_index, request_only );
649 break;
650 }
651 case WINHTTP_QUERY_RAW_HEADERS:
652 {
653 WCHAR *headers, *p, *q;
654
655 if (request_only)
656 headers = build_request_string( request );
657 else
658 headers = request->raw_headers;
659
660 if (!(p = headers)) return FALSE;
661 for (len = 0; *p; p++) if (*p != '\r') len++;
662
663 if (!buffer || len * sizeof(WCHAR) > *buflen)
664 set_last_error( ERROR_INSUFFICIENT_BUFFER );
665 else
666 {
667 for (p = headers, q = buffer; *p; p++, q++)
668 {
669 if (*p != '\r') *q = *p;
670 else
671 {
672 *q = 0;
673 p++; /* skip '\n' */
674 }
675 }
676 TRACE("returning data: %s\n", debugstr_wn(buffer, len));
677 if (len) len--;
678 ret = TRUE;
679 }
680 *buflen = len * sizeof(WCHAR);
681 if (request_only) heap_free( headers );
682 return ret;
683 }
684 case WINHTTP_QUERY_RAW_HEADERS_CRLF:
685 {
686 WCHAR *headers;
687
688 if (request_only)
689 headers = build_request_string( request );
690 else
691 headers = request->raw_headers;
692
693 if (!headers) return FALSE;
694 len = strlenW( headers ) * sizeof(WCHAR);
695 if (!buffer || len + sizeof(WCHAR) > *buflen)
696 {
697 len += sizeof(WCHAR);
698 set_last_error( ERROR_INSUFFICIENT_BUFFER );
699 }
700 else
701 {
702 memcpy( buffer, headers, len + sizeof(WCHAR) );
703 TRACE("returning data: %s\n", debugstr_wn(buffer, len / sizeof(WCHAR)));
704 ret = TRUE;
705 }
706 *buflen = len;
707 if (request_only) heap_free( headers );
708 return ret;
709 }
710 case WINHTTP_QUERY_VERSION:
711 len = strlenW( request->version ) * sizeof(WCHAR);
712 if (!buffer || len + sizeof(WCHAR) > *buflen)
713 {
714 len += sizeof(WCHAR);
715 set_last_error( ERROR_INSUFFICIENT_BUFFER );
716 }
717 else
718 {
719 strcpyW( buffer, request->version );
720 TRACE("returning string: %s\n", debugstr_w(buffer));
721 ret = TRUE;
722 }
723 *buflen = len;
724 return ret;
725
726 case WINHTTP_QUERY_STATUS_TEXT:
727 len = strlenW( request->status_text ) * sizeof(WCHAR);
728 if (!buffer || len + sizeof(WCHAR) > *buflen)
729 {
730 len += sizeof(WCHAR);
731 set_last_error( ERROR_INSUFFICIENT_BUFFER );
732 }
733 else
734 {
735 strcpyW( buffer, request->status_text );
736 TRACE("returning string: %s\n", debugstr_w(buffer));
737 ret = TRUE;
738 }
739 *buflen = len;
740 return ret;
741
742 default:
743 if (attr >= sizeof(attribute_table)/sizeof(attribute_table[0]) || !attribute_table[attr])
744 {
745 FIXME("attribute %u not implemented\n", attr);
746 return FALSE;
747 }
748 TRACE("attribute %s\n", debugstr_w(attribute_table[attr]));
749 header_index = get_header_index( request, attribute_table[attr], requested_index, request_only );
750 break;
751 }
752
753 if (header_index >= 0)
754 {
755 header = &request->headers[header_index];
756 }
757 if (!header || (request_only && !header->is_request))
758 {
759 set_last_error( ERROR_WINHTTP_HEADER_NOT_FOUND );
760 return FALSE;
761 }
762 if (index) *index += 1;
763 if (level & WINHTTP_QUERY_FLAG_NUMBER)
764 {
765 if (!buffer || sizeof(int) > *buflen)
766 {
767 set_last_error( ERROR_INSUFFICIENT_BUFFER );
768 }
769 else
770 {
771 int *number = buffer;
772 *number = atoiW( header->value );
773 TRACE("returning number: %d\n", *number);
774 ret = TRUE;
775 }
776 *buflen = sizeof(int);
777 }
778 else if (level & WINHTTP_QUERY_FLAG_SYSTEMTIME)
779 {
780 SYSTEMTIME *st = buffer;
781 if (!buffer || sizeof(SYSTEMTIME) > *buflen)
782 {
783 set_last_error( ERROR_INSUFFICIENT_BUFFER );
784 }
785 else if ((ret = WinHttpTimeToSystemTime( header->value, st )))
786 {
787 TRACE("returning time: %04d/%02d/%02d - %d - %02d:%02d:%02d.%02d\n",
788 st->wYear, st->wMonth, st->wDay, st->wDayOfWeek,
789 st->wHour, st->wMinute, st->wSecond, st->wMilliseconds);
790 }
791 *buflen = sizeof(SYSTEMTIME);
792 }
793 else if (header->value)
794 {
795 len = strlenW( header->value ) * sizeof(WCHAR);
796 if (!buffer || len + sizeof(WCHAR) > *buflen)
797 {
798 len += sizeof(WCHAR);
799 set_last_error( ERROR_INSUFFICIENT_BUFFER );
800 }
801 else
802 {
803 strcpyW( buffer, header->value );
804 TRACE("returning string: %s\n", debugstr_w(buffer));
805 ret = TRUE;
806 }
807 *buflen = len;
808 }
809 return ret;
810 }
811
812 /***********************************************************************
813 * WinHttpQueryHeaders (winhttp.@)
814 */
815 BOOL WINAPI WinHttpQueryHeaders( HINTERNET hrequest, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index )
816 {
817 BOOL ret;
818 request_t *request;
819
820 TRACE("%p, 0x%08x, %s, %p, %p, %p\n", hrequest, level, debugstr_w(name), buffer, buflen, index);
821
822 if (!(request = (request_t *)grab_object( hrequest )))
823 {
824 set_last_error( ERROR_INVALID_HANDLE );
825 return FALSE;
826 }
827 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
828 {
829 release_object( &request->hdr );
830 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
831 return FALSE;
832 }
833
834 ret = query_headers( request, level, name, buffer, buflen, index );
835
836 release_object( &request->hdr );
837 if (ret) set_last_error( ERROR_SUCCESS );
838 return ret;
839 }
840
841 static LPWSTR concatenate_string_list( LPCWSTR *list, int len )
842 {
843 LPCWSTR *t;
844 LPWSTR str;
845
846 for( t = list; *t ; t++ )
847 len += strlenW( *t );
848 len++;
849
850 str = heap_alloc( len * sizeof(WCHAR) );
851 if (!str) return NULL;
852 *str = 0;
853
854 for( t = list; *t ; t++ )
855 strcatW( str, *t );
856
857 return str;
858 }
859
860 static LPWSTR build_header_request_string( request_t *request, LPCWSTR verb,
861 LPCWSTR path, LPCWSTR version )
862 {
863 static const WCHAR crlf[] = {'\r','\n',0};
864 static const WCHAR space[] = { ' ',0 };
865 static const WCHAR colon[] = { ':',' ',0 };
866 static const WCHAR twocrlf[] = {'\r','\n','\r','\n', 0};
867 LPWSTR requestString;
868 DWORD len, n;
869 LPCWSTR *req;
870 UINT i;
871 LPWSTR p;
872
873 /* allocate space for an array of all the string pointers to be added */
874 len = (request->num_headers) * 4 + 10;
875 req = heap_alloc( len * sizeof(LPCWSTR) );
876 if (!req) return NULL;
877
878 /* add the verb, path and HTTP version string */
879 n = 0;
880 req[n++] = verb;
881 req[n++] = space;
882 req[n++] = path;
883 req[n++] = space;
884 req[n++] = version;
885
886 /* Append custom request headers */
887 for (i = 0; i < request->num_headers; i++)
888 {
889 if (request->headers[i].is_request)
890 {
891 req[n++] = crlf;
892 req[n++] = request->headers[i].field;
893 req[n++] = colon;
894 req[n++] = request->headers[i].value;
895
896 TRACE("Adding custom header %s (%s)\n",
897 debugstr_w(request->headers[i].field),
898 debugstr_w(request->headers[i].value));
899 }
900 }
901
902 if( n >= len )
903 ERR("oops. buffer overrun\n");
904
905 req[n] = NULL;
906 requestString = concatenate_string_list( req, 4 );
907 heap_free( req );
908 if (!requestString) return NULL;
909
910 /*
911 * Set (header) termination string for request
912 * Make sure there are exactly two new lines at the end of the request
913 */
914 p = &requestString[strlenW(requestString)-1];
915 while ( (*p == '\n') || (*p == '\r') )
916 p--;
917 strcpyW( p+1, twocrlf );
918
919 return requestString;
920 }
921
922 static BOOL read_reply( request_t *request );
923
924 static BOOL secure_proxy_connect( request_t *request )
925 {
926 static const WCHAR verbConnect[] = {'C','O','N','N','E','C','T',0};
927 static const WCHAR fmt[] = {'%','s',':','%','u',0};
928 BOOL ret = FALSE;
929 LPWSTR path;
930 connect_t *connect = request->connect;
931
932 path = heap_alloc( (strlenW( connect->hostname ) + 13) * sizeof(WCHAR) );
933 if (path)
934 {
935 LPWSTR requestString;
936
937 sprintfW( path, fmt, connect->hostname, connect->hostport );
938 requestString = build_header_request_string( request, verbConnect,
939 path, http1_1 );
940 heap_free( path );
941 if (requestString)
942 {
943 LPSTR req_ascii = strdupWA( requestString );
944
945 heap_free( requestString );
946 if (req_ascii)
947 {
948 int len = strlen( req_ascii ), bytes_sent;
949
950 ret = netconn_send( request->netconn, req_ascii, len, &bytes_sent );
951 heap_free( req_ascii );
952 if (ret)
953 ret = read_reply( request );
954 }
955 }
956 }
957 return ret;
958 }
959
960 #ifndef INET6_ADDRSTRLEN
961 #define INET6_ADDRSTRLEN 46
962 #endif
963
964 static WCHAR *addr_to_str( struct sockaddr_storage *addr )
965 {
966 char buf[INET6_ADDRSTRLEN];
967 void *src;
968
969 switch (addr->ss_family)
970 {
971 case AF_INET:
972 src = &((struct sockaddr_in *)addr)->sin_addr;
973 break;
974 case AF_INET6:
975 src = &((struct sockaddr_in6 *)addr)->sin6_addr;
976 break;
977 default:
978 WARN("unsupported address family %d\n", addr->ss_family);
979 return NULL;
980 }
981 if (!inet_ntop( addr->ss_family, src, buf, sizeof(buf) )) return NULL;
982 return strdupAW( buf );
983 }
984
985 static CRITICAL_SECTION connection_pool_cs;
986 static CRITICAL_SECTION_DEBUG connection_pool_debug =
987 {
988 0, 0, &connection_pool_cs,
989 { &connection_pool_debug.ProcessLocksList, &connection_pool_debug.ProcessLocksList },
990 0, 0, { (DWORD_PTR)(__FILE__ ": connection_pool_cs") }
991 };
992 static CRITICAL_SECTION connection_pool_cs = { &connection_pool_debug, -1, 0, 0, 0, 0 };
993
994 static struct list connection_pool = LIST_INIT( connection_pool );
995
996 void release_host( hostdata_t *host )
997 {
998 LONG ref;
999
1000 EnterCriticalSection( &connection_pool_cs );
1001 if (!(ref = --host->ref)) list_remove( &host->entry );
1002 LeaveCriticalSection( &connection_pool_cs );
1003 if (ref) return;
1004
1005 assert( list_empty( &host->connections ) );
1006 heap_free( host->hostname );
1007 heap_free( host );
1008 }
1009
1010 static BOOL connection_collector_running;
1011
1012 static DWORD WINAPI connection_collector(void *arg)
1013 {
1014 unsigned int remaining_connections;
1015 netconn_t *netconn, *next_netconn;
1016 hostdata_t *host, *next_host;
1017 ULONGLONG now;
1018
1019 do
1020 {
1021 /* FIXME: Use more sophisticated method */
1022 Sleep(5000);
1023 remaining_connections = 0;
1024 now = GetTickCount64();
1025
1026 EnterCriticalSection(&connection_pool_cs);
1027
1028 LIST_FOR_EACH_ENTRY_SAFE(host, next_host, &connection_pool, hostdata_t, entry)
1029 {
1030 LIST_FOR_EACH_ENTRY_SAFE(netconn, next_netconn, &host->connections, netconn_t, entry)
1031 {
1032 if (netconn->keep_until < now)
1033 {
1034 TRACE("freeing %p\n", netconn);
1035 list_remove(&netconn->entry);
1036 netconn_close(netconn);
1037 }
1038 else
1039 {
1040 remaining_connections++;
1041 }
1042 }
1043 }
1044
1045 if (!remaining_connections) connection_collector_running = FALSE;
1046
1047 LeaveCriticalSection(&connection_pool_cs);
1048 } while(remaining_connections);
1049
1050 FreeLibraryAndExitThread( winhttp_instance, 0 );
1051 }
1052
1053 static void cache_connection( netconn_t *netconn )
1054 {
1055 TRACE( "caching connection %p\n", netconn );
1056
1057 EnterCriticalSection( &connection_pool_cs );
1058
1059 netconn->keep_until = GetTickCount64() + DEFAULT_KEEP_ALIVE_TIMEOUT;
1060 list_add_head( &netconn->host->connections, &netconn->entry );
1061
1062 if (!connection_collector_running)
1063 {
1064 HMODULE module;
1065 HANDLE thread;
1066
1067 GetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (const WCHAR*)winhttp_instance, &module );
1068
1069 thread = CreateThread(NULL, 0, connection_collector, NULL, 0, NULL);
1070 if (thread)
1071 {
1072 CloseHandle( thread );
1073 connection_collector_running = TRUE;
1074 }
1075 else
1076 {
1077 FreeLibrary( winhttp_instance );
1078 }
1079 }
1080
1081 LeaveCriticalSection( &connection_pool_cs );
1082 }
1083
1084 static BOOL open_connection( request_t *request )
1085 {
1086 BOOL is_secure = request->hdr.flags & WINHTTP_FLAG_SECURE;
1087 hostdata_t *host = NULL, *iter;
1088 netconn_t *netconn = NULL;
1089 connect_t *connect;
1090 WCHAR *addressW = NULL;
1091 INTERNET_PORT port;
1092 DWORD len;
1093
1094 if (request->netconn) goto done;
1095
1096 connect = request->connect;
1097 port = connect->serverport ? connect->serverport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80);
1098
1099 EnterCriticalSection( &connection_pool_cs );
1100
1101 LIST_FOR_EACH_ENTRY( iter, &connection_pool, hostdata_t, entry )
1102 {
1103 if (iter->port == port && !strcmpW( connect->servername, iter->hostname ) && !is_secure == !iter->secure)
1104 {
1105 host = iter;
1106 host->ref++;
1107 break;
1108 }
1109 }
1110
1111 if (!host)
1112 {
1113 if ((host = heap_alloc( sizeof(*host) )))
1114 {
1115 host->ref = 1;
1116 host->secure = is_secure;
1117 host->port = port;
1118 list_init( &host->connections );
1119 if ((host->hostname = strdupW( connect->servername )))
1120 {
1121 list_add_head( &connection_pool, &host->entry );
1122 }
1123 else
1124 {
1125 heap_free( host );
1126 host = NULL;
1127 }
1128 }
1129 }
1130
1131 LeaveCriticalSection( &connection_pool_cs );
1132
1133 if (!host) return FALSE;
1134
1135 for (;;)
1136 {
1137 EnterCriticalSection( &connection_pool_cs );
1138 if (!list_empty( &host->connections ))
1139 {
1140 netconn = LIST_ENTRY( list_head( &host->connections ), netconn_t, entry );
1141 list_remove( &netconn->entry );
1142 }
1143 LeaveCriticalSection( &connection_pool_cs );
1144 if (!netconn) break;
1145
1146 if (netconn_is_alive( netconn )) break;
1147 TRACE("connection %p no longer alive, closing\n", netconn);
1148 netconn_close( netconn );
1149 netconn = NULL;
1150 }
1151
1152 if (!connect->resolved && netconn)
1153 {
1154 connect->sockaddr = netconn->sockaddr;
1155 connect->resolved = TRUE;
1156 }
1157
1158 if (!connect->resolved)
1159 {
1160 len = strlenW( host->hostname ) + 1;
1161 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESOLVING_NAME, host->hostname, len );
1162
1163 if (!netconn_resolve( host->hostname, port, &connect->sockaddr, request->resolve_timeout ))
1164 {
1165 release_host( host );
1166 return FALSE;
1167 }
1168 connect->resolved = TRUE;
1169
1170 if (!(addressW = addr_to_str( &connect->sockaddr )))
1171 {
1172 release_host( host );
1173 return FALSE;
1174 }
1175 len = strlenW( addressW ) + 1;
1176 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_NAME_RESOLVED, addressW, len );
1177 }
1178
1179 if (!netconn)
1180 {
1181 if (!addressW && !(addressW = addr_to_str( &connect->sockaddr )))
1182 {
1183 release_host( host );
1184 return FALSE;
1185 }
1186
1187 TRACE("connecting to %s:%u\n", debugstr_w(addressW), port);
1188
1189 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTING_TO_SERVER, addressW, 0 );
1190
1191 if (!(netconn = netconn_create( host, &connect->sockaddr, request->connect_timeout )))
1192 {
1193 heap_free( addressW );
1194 release_host( host );
1195 return FALSE;
1196 }
1197 netconn_set_timeout( netconn, TRUE, request->send_timeout );
1198 netconn_set_timeout( netconn, FALSE, request->recv_timeout );
1199 if (is_secure)
1200 {
1201 if (connect->session->proxy_server &&
1202 strcmpiW( connect->hostname, connect->servername ))
1203 {
1204 if (!secure_proxy_connect( request ))
1205 {
1206 heap_free( addressW );
1207 netconn_close( netconn );
1208 return FALSE;
1209 }
1210 }
1211 if (!netconn_secure_connect( netconn, connect->hostname, request->security_flags ))
1212 {
1213 heap_free( addressW );
1214 netconn_close( netconn );
1215 return FALSE;
1216 }
1217 }
1218
1219 request->netconn = netconn;
1220 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTED_TO_SERVER, addressW, strlenW(addressW) + 1 );
1221 }
1222 else
1223 {
1224 TRACE("using connection %p\n", netconn);
1225
1226 netconn_set_timeout( netconn, TRUE, request->send_timeout );
1227 netconn_set_timeout( netconn, FALSE, request->recv_timeout );
1228 request->netconn = netconn;
1229 }
1230
1231 done:
1232 request->read_pos = request->read_size = 0;
1233 request->read_chunked = FALSE;
1234 request->read_chunked_size = ~0u;
1235 request->read_chunked_eof = FALSE;
1236 heap_free( addressW );
1237 return TRUE;
1238 }
1239
1240 void close_connection( request_t *request )
1241 {
1242 if (!request->netconn) return;
1243
1244 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CLOSING_CONNECTION, 0, 0 );
1245 netconn_close( request->netconn );
1246 request->netconn = NULL;
1247 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTION_CLOSED, 0, 0 );
1248 }
1249
1250 static BOOL add_host_header( request_t *request, DWORD modifier )
1251 {
1252 BOOL ret;
1253 DWORD len;
1254 WCHAR *host;
1255 static const WCHAR fmt[] = {'%','s',':','%','u',0};
1256 connect_t *connect = request->connect;
1257 INTERNET_PORT port;
1258
1259 port = connect->hostport ? connect->hostport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80);
1260
1261 if (port == INTERNET_DEFAULT_HTTP_PORT || port == INTERNET_DEFAULT_HTTPS_PORT)
1262 {
1263 return process_header( request, attr_host, connect->hostname, modifier, TRUE );
1264 }
1265 len = strlenW( connect->hostname ) + 7; /* sizeof(":65335") */
1266 if (!(host = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1267 sprintfW( host, fmt, connect->hostname, port );
1268 ret = process_header( request, attr_host, host, modifier, TRUE );
1269 heap_free( host );
1270 return ret;
1271 }
1272
1273 static void clear_response_headers( request_t *request )
1274 {
1275 unsigned int i;
1276
1277 for (i = 0; i < request->num_headers; i++)
1278 {
1279 if (!request->headers[i].field) continue;
1280 if (!request->headers[i].value) continue;
1281 if (request->headers[i].is_request) continue;
1282 delete_header( request, i );
1283 i--;
1284 }
1285 }
1286
1287 /* remove some amount of data from the read buffer */
1288 static void remove_data( request_t *request, int count )
1289 {
1290 if (!(request->read_size -= count)) request->read_pos = 0;
1291 else request->read_pos += count;
1292 }
1293
1294 /* read some more data into the read buffer */
1295 static BOOL read_more_data( request_t *request, int maxlen, BOOL notify )
1296 {
1297 int len;
1298 BOOL ret;
1299
1300 if (request->read_chunked_eof) return FALSE;
1301
1302 if (request->read_size && request->read_pos)
1303 {
1304 /* move existing data to the start of the buffer */
1305 memmove( request->read_buf, request->read_buf + request->read_pos, request->read_size );
1306 request->read_pos = 0;
1307 }
1308 if (maxlen == -1) maxlen = sizeof(request->read_buf);
1309
1310 if (notify) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RECEIVING_RESPONSE, NULL, 0 );
1311
1312 ret = netconn_recv( request->netconn, request->read_buf + request->read_size,
1313 maxlen - request->read_size, 0, &len );
1314
1315 if (notify) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESPONSE_RECEIVED, &len, sizeof(len) );
1316
1317 request->read_size += len;
1318 return ret;
1319 }
1320
1321 /* discard data contents until we reach end of line */
1322 static BOOL discard_eol( request_t *request, BOOL notify )
1323 {
1324 do
1325 {
1326 char *eol = memchr( request->read_buf + request->read_pos, '\n', request->read_size );
1327 if (eol)
1328 {
1329 remove_data( request, (eol + 1) - (request->read_buf + request->read_pos) );
1330 break;
1331 }
1332 request->read_pos = request->read_size = 0; /* discard everything */
1333 if (!read_more_data( request, -1, notify )) return FALSE;
1334 } while (request->read_size);
1335 return TRUE;
1336 }
1337
1338 /* read the size of the next chunk */
1339 static BOOL start_next_chunk( request_t *request, BOOL notify )
1340 {
1341 DWORD chunk_size = 0;
1342
1343 assert(!request->read_chunked_size || request->read_chunked_size == ~0u);
1344
1345 if (request->read_chunked_eof) return FALSE;
1346
1347 /* read terminator for the previous chunk */
1348 if (!request->read_chunked_size && !discard_eol( request, notify )) return FALSE;
1349
1350 for (;;)
1351 {
1352 while (request->read_size)
1353 {
1354 char ch = request->read_buf[request->read_pos];
1355 if (ch >= '0' && ch <= '9') chunk_size = chunk_size * 16 + ch - '0';
1356 else if (ch >= 'a' && ch <= 'f') chunk_size = chunk_size * 16 + ch - 'a' + 10;
1357 else if (ch >= 'A' && ch <= 'F') chunk_size = chunk_size * 16 + ch - 'A' + 10;
1358 else if (ch == ';' || ch == '\r' || ch == '\n')
1359 {
1360 TRACE("reading %u byte chunk\n", chunk_size);
1361
1362 if (request->content_length == ~0u) request->content_length = chunk_size;
1363 else request->content_length += chunk_size;
1364
1365 request->read_chunked_size = chunk_size;
1366 if (!chunk_size) request->read_chunked_eof = TRUE;
1367
1368 return discard_eol( request, notify );
1369 }
1370 remove_data( request, 1 );
1371 }
1372 if (!read_more_data( request, -1, notify )) return FALSE;
1373 if (!request->read_size)
1374 {
1375 request->content_length = request->content_read = 0;
1376 request->read_chunked_size = 0;
1377 return TRUE;
1378 }
1379 }
1380 }
1381
1382 static BOOL refill_buffer( request_t *request, BOOL notify )
1383 {
1384 int len = sizeof(request->read_buf);
1385
1386 if (request->read_chunked)
1387 {
1388 if (request->read_chunked_eof) return FALSE;
1389 if (request->read_chunked_size == ~0u || !request->read_chunked_size)
1390 {
1391 if (!start_next_chunk( request, notify )) return FALSE;
1392 }
1393 len = min( len, request->read_chunked_size );
1394 }
1395 else if (request->content_length != ~0u)
1396 {
1397 len = min( len, request->content_length - request->content_read );
1398 }
1399
1400 if (len <= request->read_size) return TRUE;
1401 if (!read_more_data( request, len, notify )) return FALSE;
1402 if (!request->read_size) request->content_length = request->content_read = 0;
1403 return TRUE;
1404 }
1405
1406 static void finished_reading( request_t *request )
1407 {
1408 static const WCHAR closeW[] = {'c','l','o','s','e',0};
1409
1410 BOOL close = FALSE;
1411 WCHAR connection[20];
1412 DWORD size = sizeof(connection);
1413
1414 if (!request->netconn) return;
1415
1416 if (request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE) close = TRUE;
1417 else if (query_headers( request, WINHTTP_QUERY_CONNECTION, NULL, connection, &size, NULL ) ||
1418 query_headers( request, WINHTTP_QUERY_PROXY_CONNECTION, NULL, connection, &size, NULL ))
1419 {
1420 if (!strcmpiW( connection, closeW )) close = TRUE;
1421 }
1422 else if (!strcmpW( request->version, http1_0 )) close = TRUE;
1423 if (close)
1424 {
1425 close_connection( request );
1426 return;
1427 }
1428
1429 cache_connection( request->netconn );
1430 request->netconn = NULL;
1431 }
1432
1433 /* return the size of data available to be read immediately */
1434 static DWORD get_available_data( request_t *request )
1435 {
1436 if (request->read_chunked) return min( request->read_chunked_size, request->read_size );
1437 return request->read_size;
1438 }
1439
1440 /* check if we have reached the end of the data to read */
1441 static BOOL end_of_read_data( request_t *request )
1442 {
1443 if (!request->content_length) return TRUE;
1444 if (request->read_chunked) return request->read_chunked_eof;
1445 if (request->content_length == ~0u) return FALSE;
1446 return (request->content_length == request->content_read);
1447 }
1448
1449 static BOOL read_data( request_t *request, void *buffer, DWORD size, DWORD *read, BOOL async )
1450 {
1451 int count, bytes_read = 0;
1452
1453 if (end_of_read_data( request )) goto done;
1454
1455 while (size)
1456 {
1457 if (!(count = get_available_data( request )))
1458 {
1459 if (!refill_buffer( request, async )) goto done;
1460 if (!(count = get_available_data( request ))) goto done;
1461 }
1462 count = min( count, size );
1463 memcpy( (char *)buffer + bytes_read, request->read_buf + request->read_pos, count );
1464 remove_data( request, count );
1465 if (request->read_chunked) request->read_chunked_size -= count;
1466 size -= count;
1467 bytes_read += count;
1468 request->content_read += count;
1469 if (end_of_read_data( request )) goto done;
1470 }
1471 if (request->read_chunked && !request->read_chunked_size) refill_buffer( request, async );
1472
1473 done:
1474 TRACE( "retrieved %u bytes (%u/%u)\n", bytes_read, request->content_read, request->content_length );
1475
1476 if (async) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_READ_COMPLETE, buffer, bytes_read );
1477 if (read) *read = bytes_read;
1478 if (end_of_read_data( request )) finished_reading( request );
1479 return TRUE;
1480 }
1481
1482 /* read any content returned by the server so that the connection can be reused */
1483 static void drain_content( request_t *request )
1484 {
1485 DWORD size, bytes_read, bytes_total = 0, bytes_left = request->content_length - request->content_read;
1486 char buffer[2048];
1487
1488 refill_buffer( request, FALSE );
1489 for (;;)
1490 {
1491 if (request->read_chunked) size = sizeof(buffer);
1492 else
1493 {
1494 if (bytes_total >= bytes_left) return;
1495 size = min( sizeof(buffer), bytes_left - bytes_total );
1496 }
1497 if (!read_data( request, buffer, size, &bytes_read, FALSE ) || !bytes_read) return;
1498 bytes_total += bytes_read;
1499 }
1500 }
1501
1502 static BOOL send_request( request_t *request, LPCWSTR headers, DWORD headers_len, LPVOID optional,
1503 DWORD optional_len, DWORD total_len, DWORD_PTR context, BOOL async )
1504 {
1505 static const WCHAR keep_alive[] = {'K','e','e','p','-','A','l','i','v','e',0};
1506 static const WCHAR no_cache[] = {'n','o','-','c','a','c','h','e',0};
1507 static const WCHAR length_fmt[] = {'%','l','d',0};
1508
1509 BOOL ret = FALSE;
1510 connect_t *connect = request->connect;
1511 session_t *session = connect->session;
1512 WCHAR *req = NULL;
1513 char *req_ascii;
1514 int bytes_sent;
1515 DWORD len;
1516
1517 clear_response_headers( request );
1518 drain_content( request );
1519
1520 if (session->agent)
1521 process_header( request, attr_user_agent, session->agent, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1522
1523 if (connect->hostname)
1524 add_host_header( request, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW );
1525
1526 if (total_len || (request->verb && !strcmpW( request->verb, postW )))
1527 {
1528 WCHAR length[21]; /* decimal long int + null */
1529 sprintfW( length, length_fmt, total_len );
1530 process_header( request, attr_content_length, length, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1531 }
1532 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE))
1533 {
1534 process_header( request, attr_connection, keep_alive, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1535 }
1536 if (request->hdr.flags & WINHTTP_FLAG_REFRESH)
1537 {
1538 process_header( request, attr_pragma, no_cache, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1539 process_header( request, attr_cache_control, no_cache, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1540 }
1541 if (headers && !add_request_headers( request, headers, headers_len, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE ))
1542 {
1543 TRACE("failed to add request headers\n");
1544 return FALSE;
1545 }
1546 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES) && !add_cookie_headers( request ))
1547 {
1548 WARN("failed to add cookie headers\n");
1549 return FALSE;
1550 }
1551
1552 if (context) request->hdr.context = context;
1553
1554 if (!(ret = open_connection( request ))) goto end;
1555 if (!(req = build_request_string( request ))) goto end;
1556
1557 if (!(req_ascii = strdupWA( req ))) goto end;
1558 TRACE("full request: %s\n", debugstr_a(req_ascii));
1559 len = strlen(req_ascii);
1560
1561 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDING_REQUEST, NULL, 0 );
1562
1563 ret = netconn_send( request->netconn, req_ascii, len, &bytes_sent );
1564 heap_free( req_ascii );
1565 if (!ret) goto end;
1566
1567 if (optional_len)
1568 {
1569 if (!netconn_send( request->netconn, optional, optional_len, &bytes_sent )) goto end;
1570 request->optional = optional;
1571 request->optional_len = optional_len;
1572 len += optional_len;
1573 }
1574 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_SENT, &len, sizeof(len) );
1575
1576 end:
1577 if (async)
1578 {
1579 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDREQUEST_COMPLETE, NULL, 0 );
1580 else
1581 {
1582 WINHTTP_ASYNC_RESULT result;
1583 result.dwResult = API_SEND_REQUEST;
1584 result.dwError = get_last_error();
1585 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1586 }
1587 }
1588 heap_free( req );
1589 return ret;
1590 }
1591
1592 static void task_send_request( task_header_t *task )
1593 {
1594 send_request_t *s = (send_request_t *)task;
1595 send_request( s->hdr.request, s->headers, s->headers_len, s->optional, s->optional_len, s->total_len, s->context, TRUE );
1596 heap_free( s->headers );
1597 }
1598
1599 /***********************************************************************
1600 * WinHttpSendRequest (winhttp.@)
1601 */
1602 BOOL WINAPI WinHttpSendRequest( HINTERNET hrequest, LPCWSTR headers, DWORD headers_len,
1603 LPVOID optional, DWORD optional_len, DWORD total_len, DWORD_PTR context )
1604 {
1605 BOOL ret;
1606 request_t *request;
1607
1608 TRACE("%p, %s, 0x%x, %u, %u, %lx\n",
1609 hrequest, debugstr_w(headers), headers_len, optional_len, total_len, context);
1610
1611 if (!(request = (request_t *)grab_object( hrequest )))
1612 {
1613 set_last_error( ERROR_INVALID_HANDLE );
1614 return FALSE;
1615 }
1616 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1617 {
1618 release_object( &request->hdr );
1619 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1620 return FALSE;
1621 }
1622
1623 if (headers && !headers_len) headers_len = strlenW( headers );
1624
1625 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1626 {
1627 send_request_t *s;
1628
1629 if (!(s = heap_alloc( sizeof(send_request_t) ))) return FALSE;
1630 s->hdr.request = request;
1631 s->hdr.proc = task_send_request;
1632 s->headers = strdupW( headers );
1633 s->headers_len = headers_len;
1634 s->optional = optional;
1635 s->optional_len = optional_len;
1636 s->total_len = total_len;
1637 s->context = context;
1638
1639 addref_object( &request->hdr );
1640 ret = queue_task( (task_header_t *)s );
1641 }
1642 else
1643 ret = send_request( request, headers, headers_len, optional, optional_len, total_len, context, FALSE );
1644
1645 release_object( &request->hdr );
1646 if (ret) set_last_error( ERROR_SUCCESS );
1647 return ret;
1648 }
1649
1650 #undef ARRAYSIZE
1651 #define ARRAYSIZE(array) (sizeof(array) / sizeof((array)[0]))
1652
1653 static const WCHAR basicW[] = {'B','a','s','i','c',0};
1654 static const WCHAR ntlmW[] = {'N','T','L','M',0};
1655 static const WCHAR passportW[] = {'P','a','s','s','p','o','r','t',0};
1656 static const WCHAR digestW[] = {'D','i','g','e','s','t',0};
1657 static const WCHAR negotiateW[] = {'N','e','g','o','t','i','a','t','e',0};
1658
1659 static const struct
1660 {
1661 const WCHAR *str;
1662 unsigned int len;
1663 DWORD scheme;
1664 }
1665 auth_schemes[] =
1666 {
1667 { basicW, ARRAYSIZE(basicW) - 1, WINHTTP_AUTH_SCHEME_BASIC },
1668 { ntlmW, ARRAYSIZE(ntlmW) - 1, WINHTTP_AUTH_SCHEME_NTLM },
1669 { passportW, ARRAYSIZE(passportW) - 1, WINHTTP_AUTH_SCHEME_PASSPORT },
1670 { digestW, ARRAYSIZE(digestW) - 1, WINHTTP_AUTH_SCHEME_DIGEST },
1671 { negotiateW, ARRAYSIZE(negotiateW) - 1, WINHTTP_AUTH_SCHEME_NEGOTIATE }
1672 };
1673 static const unsigned int num_auth_schemes = sizeof(auth_schemes)/sizeof(auth_schemes[0]);
1674
1675 static enum auth_scheme scheme_from_flag( DWORD flag )
1676 {
1677 int i;
1678
1679 for (i = 0; i < num_auth_schemes; i++) if (flag == auth_schemes[i].scheme) return i;
1680 return SCHEME_INVALID;
1681 }
1682
1683 static DWORD auth_scheme_from_header( WCHAR *header )
1684 {
1685 unsigned int i;
1686
1687 for (i = 0; i < num_auth_schemes; i++)
1688 {
1689 if (!strncmpiW( header, auth_schemes[i].str, auth_schemes[i].len ) &&
1690 (header[auth_schemes[i].len] == ' ' || !header[auth_schemes[i].len])) return auth_schemes[i].scheme;
1691 }
1692 return 0;
1693 }
1694
1695 static BOOL query_auth_schemes( request_t *request, DWORD level, LPDWORD supported, LPDWORD first )
1696 {
1697 DWORD index = 0, supported_schemes = 0, first_scheme = 0;
1698 BOOL ret = FALSE;
1699
1700 for (;;)
1701 {
1702 WCHAR *buffer;
1703 DWORD size, scheme;
1704
1705 size = 0;
1706 query_headers( request, level, NULL, NULL, &size, &index );
1707 if (get_last_error() != ERROR_INSUFFICIENT_BUFFER) break;
1708
1709 index--;
1710 if (!(buffer = heap_alloc( size ))) return FALSE;
1711 if (!query_headers( request, level, NULL, buffer, &size, &index ))
1712 {
1713 heap_free( buffer );
1714 return FALSE;
1715 }
1716 scheme = auth_scheme_from_header( buffer );
1717 heap_free( buffer );
1718 if (!scheme) continue;
1719
1720 if (!first_scheme) first_scheme = scheme;
1721 supported_schemes |= scheme;
1722
1723 ret = TRUE;
1724 }
1725
1726 if (ret)
1727 {
1728 *supported = supported_schemes;
1729 *first = first_scheme;
1730 }
1731 return ret;
1732 }
1733
1734 /***********************************************************************
1735 * WinHttpQueryAuthSchemes (winhttp.@)
1736 */
1737 BOOL WINAPI WinHttpQueryAuthSchemes( HINTERNET hrequest, LPDWORD supported, LPDWORD first, LPDWORD target )
1738 {
1739 BOOL ret = FALSE;
1740 request_t *request;
1741
1742 TRACE("%p, %p, %p, %p\n", hrequest, supported, first, target);
1743
1744 if (!(request = (request_t *)grab_object( hrequest )))
1745 {
1746 set_last_error( ERROR_INVALID_HANDLE );
1747 return FALSE;
1748 }
1749 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1750 {
1751 release_object( &request->hdr );
1752 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1753 return FALSE;
1754 }
1755 if (!supported || !first || !target)
1756 {
1757 release_object( &request->hdr );
1758 set_last_error( ERROR_INVALID_PARAMETER );
1759 return FALSE;
1760
1761 }
1762
1763 if (query_auth_schemes( request, WINHTTP_QUERY_WWW_AUTHENTICATE, supported, first ))
1764 {
1765 *target = WINHTTP_AUTH_TARGET_SERVER;
1766 ret = TRUE;
1767 }
1768 else if (query_auth_schemes( request, WINHTTP_QUERY_PROXY_AUTHENTICATE, supported, first ))
1769 {
1770 *target = WINHTTP_AUTH_TARGET_PROXY;
1771 ret = TRUE;
1772 }
1773
1774 release_object( &request->hdr );
1775 if (ret) set_last_error( ERROR_SUCCESS );
1776 return ret;
1777 }
1778
1779 static UINT encode_base64( const char *bin, unsigned int len, WCHAR *base64 )
1780 {
1781 UINT n = 0, x;
1782 static const char base64enc[] =
1783 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
1784
1785 while (len > 0)
1786 {
1787 /* first 6 bits, all from bin[0] */
1788 base64[n++] = base64enc[(bin[0] & 0xfc) >> 2];
1789 x = (bin[0] & 3) << 4;
1790
1791 /* next 6 bits, 2 from bin[0] and 4 from bin[1] */
1792 if (len == 1)
1793 {
1794 base64[n++] = base64enc[x];
1795 base64[n++] = '=';
1796 base64[n++] = '=';
1797 break;
1798 }
1799 base64[n++] = base64enc[x | ((bin[1] & 0xf0) >> 4)];
1800 x = (bin[1] & 0x0f) << 2;
1801
1802 /* next 6 bits 4 from bin[1] and 2 from bin[2] */
1803 if (len == 2)
1804 {
1805 base64[n++] = base64enc[x];
1806 base64[n++] = '=';
1807 break;
1808 }
1809 base64[n++] = base64enc[x | ((bin[2] & 0xc0) >> 6)];
1810
1811 /* last 6 bits, all from bin [2] */
1812 base64[n++] = base64enc[bin[2] & 0x3f];
1813 bin += 3;
1814 len -= 3;
1815 }
1816 base64[n] = 0;
1817 return n;
1818 }
1819
1820 static inline char decode_char( WCHAR c )
1821 {
1822 if (c >= 'A' && c <= 'Z') return c - 'A';
1823 if (c >= 'a' && c <= 'z') return c - 'a' + 26;
1824 if (c >= '0' && c <= '9') return c - '0' + 52;
1825 if (c == '+') return 62;
1826 if (c == '/') return 63;
1827 return 64;
1828 }
1829
1830 static unsigned int decode_base64( const WCHAR *base64, unsigned int len, char *buf )
1831 {
1832 unsigned int i = 0;
1833 char c0, c1, c2, c3;
1834 const WCHAR *p = base64;
1835
1836 while (len > 4)
1837 {
1838 if ((c0 = decode_char( p[0] )) > 63) return 0;
1839 if ((c1 = decode_char( p[1] )) > 63) return 0;
1840 if ((c2 = decode_char( p[2] )) > 63) return 0;
1841 if ((c3 = decode_char( p[3] )) > 63) return 0;
1842
1843 if (buf)
1844 {
1845 buf[i + 0] = (c0 << 2) | (c1 >> 4);
1846 buf[i + 1] = (c1 << 4) | (c2 >> 2);
1847 buf[i + 2] = (c2 << 6) | c3;
1848 }
1849 len -= 4;
1850 i += 3;
1851 p += 4;
1852 }
1853 if (p[2] == '=')
1854 {
1855 if ((c0 = decode_char( p[0] )) > 63) return 0;
1856 if ((c1 = decode_char( p[1] )) > 63) return 0;
1857
1858 if (buf) buf[i] = (c0 << 2) | (c1 >> 4);
1859 i++;
1860 }
1861 else if (p[3] == '=')
1862 {
1863 if ((c0 = decode_char( p[0] )) > 63) return 0;
1864 if ((c1 = decode_char( p[1] )) > 63) return 0;
1865 if ((c2 = decode_char( p[2] )) > 63) return 0;
1866
1867 if (buf)
1868 {
1869 buf[i + 0] = (c0 << 2) | (c1 >> 4);
1870 buf[i + 1] = (c1 << 4) | (c2 >> 2);
1871 }
1872 i += 2;
1873 }
1874 else
1875 {
1876 if ((c0 = decode_char( p[0] )) > 63) return 0;
1877 if ((c1 = decode_char( p[1] )) > 63) return 0;
1878 if ((c2 = decode_char( p[2] )) > 63) return 0;
1879 if ((c3 = decode_char( p[3] )) > 63) return 0;
1880
1881 if (buf)
1882 {
1883 buf[i + 0] = (c0 << 2) | (c1 >> 4);
1884 buf[i + 1] = (c1 << 4) | (c2 >> 2);
1885 buf[i + 2] = (c2 << 6) | c3;
1886 }
1887 i += 3;
1888 }
1889 return i;
1890 }
1891
1892 static struct authinfo *alloc_authinfo(void)
1893 {
1894 struct authinfo *ret;
1895
1896 if (!(ret = heap_alloc( sizeof(*ret) ))) return NULL;
1897
1898 SecInvalidateHandle( &ret->cred );
1899 SecInvalidateHandle( &ret->ctx );
1900 memset( &ret->exp, 0, sizeof(ret->exp) );
1901 ret->scheme = 0;
1902 ret->attr = 0;
1903 ret->max_token = 0;
1904 ret->data = NULL;
1905 ret->data_len = 0;
1906 ret->finished = FALSE;
1907 return ret;
1908 }
1909
1910 void destroy_authinfo( struct authinfo *authinfo )
1911 {
1912 if (!authinfo) return;
1913
1914 if (SecIsValidHandle( &authinfo->ctx ))
1915 DeleteSecurityContext( &authinfo->ctx );
1916 if (SecIsValidHandle( &authinfo->cred ))
1917 FreeCredentialsHandle( &authinfo->cred );
1918
1919 heap_free( authinfo->data );
1920 heap_free( authinfo );
1921 }
1922
1923 static BOOL get_authvalue( request_t *request, DWORD level, DWORD scheme, WCHAR *buffer, DWORD len )
1924 {
1925 DWORD size, index = 0;
1926 for (;;)
1927 {
1928 size = len;
1929 if (!query_headers( request, level, NULL, buffer, &size, &index )) return FALSE;
1930 if (auth_scheme_from_header( buffer ) == scheme) break;
1931 }
1932 return TRUE;
1933 }
1934
1935 static BOOL do_authorization( request_t *request, DWORD target, DWORD scheme_flag )
1936 {
1937 struct authinfo *authinfo, **auth_ptr;
1938 enum auth_scheme scheme = scheme_from_flag( scheme_flag );
1939 const WCHAR *auth_target, *username, *password;
1940 WCHAR auth_value[2048], *auth_reply;
1941 DWORD len = sizeof(auth_value), len_scheme, flags;
1942 BOOL ret;
1943
1944 if (scheme == SCHEME_INVALID) return FALSE;
1945
1946 switch (target)
1947 {
1948 case WINHTTP_AUTH_TARGET_SERVER:
1949 if (!get_authvalue( request, WINHTTP_QUERY_WWW_AUTHENTICATE, scheme_flag, auth_value, len ))
1950 return FALSE;
1951 auth_ptr = &request->authinfo;
1952 auth_target = attr_authorization;
1953 if (request->creds[TARGET_SERVER][scheme].username)
1954 {
1955 username = request->creds[TARGET_SERVER][scheme].username;
1956 password = request->creds[TARGET_SERVER][scheme].password;
1957 }
1958 else
1959 {
1960 username = request->connect->username;
1961 password = request->connect->password;
1962 }
1963 break;
1964
1965 case WINHTTP_AUTH_TARGET_PROXY:
1966 if (!get_authvalue( request, WINHTTP_QUERY_PROXY_AUTHENTICATE, scheme_flag, auth_value, len ))
1967 return FALSE;
1968 auth_ptr = &request->proxy_authinfo;
1969 auth_target = attr_proxy_authorization;
1970 if (request->creds[TARGET_PROXY][scheme].username)
1971 {
1972 username = request->creds[TARGET_PROXY][scheme].username;
1973 password = request->creds[TARGET_PROXY][scheme].password;
1974 }
1975 else
1976 {
1977 username = request->connect->session->proxy_username;
1978 password = request->connect->session->proxy_password;
1979 }
1980 break;
1981
1982 default:
1983 WARN("unknown target %x\n", target);
1984 return FALSE;
1985 }
1986 authinfo = *auth_ptr;
1987
1988 switch (scheme)
1989 {
1990 case SCHEME_BASIC:
1991 {
1992 int userlen, passlen;
1993
1994 if (!username || !password) return FALSE;
1995 if ((!authinfo && !(authinfo = alloc_authinfo())) || authinfo->finished) return FALSE;
1996
1997 userlen = WideCharToMultiByte( CP_UTF8, 0, username, strlenW( username ), NULL, 0, NULL, NULL );
1998 passlen = WideCharToMultiByte( CP_UTF8, 0, password, strlenW( password ), NULL, 0, NULL, NULL );
1999
2000 authinfo->data_len = userlen + 1 + passlen;
2001 if (!(authinfo->data = heap_alloc( authinfo->data_len ))) return FALSE;
2002
2003 WideCharToMultiByte( CP_UTF8, 0, username, -1, authinfo->data, userlen, NULL, NULL );
2004 authinfo->data[userlen] = ':';
2005 WideCharToMultiByte( CP_UTF8, 0, password, -1, authinfo->data + userlen + 1, passlen, NULL, NULL );
2006
2007 authinfo->scheme = SCHEME_BASIC;
2008 authinfo->finished = TRUE;
2009 break;
2010 }
2011 case SCHEME_NTLM:
2012 case SCHEME_NEGOTIATE:
2013 {
2014 SECURITY_STATUS status;
2015 SecBufferDesc out_desc, in_desc;
2016 SecBuffer out, in;
2017 ULONG flags = ISC_REQ_CONNECTION|ISC_REQ_USE_DCE_STYLE|ISC_REQ_MUTUAL_AUTH|ISC_REQ_DELEGATE;
2018 const WCHAR *p;
2019 BOOL first = FALSE;
2020
2021 if (!authinfo)
2022 {
2023 TimeStamp exp;
2024 SEC_WINNT_AUTH_IDENTITY_W id;
2025 WCHAR *domain, *user;
2026
2027 if (!username || !password || !(authinfo = alloc_authinfo())) return FALSE;
2028
2029 first = TRUE;
2030 domain = (WCHAR *)username;
2031 user = strchrW( username, '\\' );
2032
2033 if (user) user++;
2034 else
2035 {
2036 user = (WCHAR *)username;
2037 domain = NULL;
2038 }
2039 id.Flags = SEC_WINNT_AUTH_IDENTITY_UNICODE;
2040 id.User = user;
2041 id.UserLength = strlenW( user );
2042 id.Domain = domain;
2043 id.DomainLength = domain ? user - domain - 1 : 0;
2044 id.Password = (WCHAR *)password;
2045 id.PasswordLength = strlenW( password );
2046
2047 status = AcquireCredentialsHandleW( NULL, (SEC_WCHAR *)auth_schemes[scheme].str,
2048 SECPKG_CRED_OUTBOUND, NULL, &id, NULL, NULL,
2049 &authinfo->cred, &exp );
2050 if (status == SEC_E_OK)
2051 {
2052 PSecPkgInfoW info;
2053 status = QuerySecurityPackageInfoW( (SEC_WCHAR *)auth_schemes[scheme].str, &info );
2054 if (status == SEC_E_OK)
2055 {
2056 authinfo->max_token = info->cbMaxToken;
2057 FreeContextBuffer( info );
2058 }
2059 }
2060 if (status != SEC_E_OK)
2061 {
2062 WARN("AcquireCredentialsHandleW for scheme %s failed with error 0x%08x\n",
2063 debugstr_w(auth_schemes[scheme].str), status);
2064 heap_free( authinfo );
2065 return FALSE;
2066 }
2067 authinfo->scheme = scheme;
2068 }
2069 else if (authinfo->finished) return FALSE;
2070
2071 if ((strlenW( auth_value ) < auth_schemes[authinfo->scheme].len ||
2072 strncmpiW( auth_value, auth_schemes[authinfo->scheme].str, auth_schemes[authinfo->scheme].len )))
2073 {
2074 ERR("authentication scheme changed from %s to %s\n",
2075 debugstr_w(auth_schemes[authinfo->scheme].str), debugstr_w(auth_value));
2076 destroy_authinfo( authinfo );
2077 *auth_ptr = NULL;
2078 return FALSE;
2079 }
2080 in.BufferType = SECBUFFER_TOKEN;
2081 in.cbBuffer = 0;
2082 in.pvBuffer = NULL;
2083
2084 in_desc.ulVersion = 0;
2085 in_desc.cBuffers = 1;
2086 in_desc.pBuffers = &in;
2087
2088 p = auth_value + auth_schemes[scheme].len;
2089 if (*p == ' ')
2090 {
2091 int len = strlenW( ++p );
2092 in.cbBuffer = decode_base64( p, len, NULL );
2093 if (!(in.pvBuffer = heap_alloc( in.cbBuffer ))) {
2094 destroy_authinfo( authinfo );
2095 *auth_ptr = NULL;
2096 return FALSE;
2097 }
2098 decode_base64( p, len, in.pvBuffer );
2099 }
2100 out.BufferType = SECBUFFER_TOKEN;
2101 out.cbBuffer = authinfo->max_token;
2102 if (!(out.pvBuffer = heap_alloc( authinfo->max_token )))
2103 {
2104 heap_free( in.pvBuffer );
2105 destroy_authinfo( authinfo );
2106 *auth_ptr = NULL;
2107 return FALSE;
2108 }
2109 out_desc.ulVersion = 0;
2110 out_desc.cBuffers = 1;
2111 out_desc.pBuffers = &out;
2112
2113 status = InitializeSecurityContextW( first ? &authinfo->cred : NULL, first ? NULL : &authinfo->ctx,
2114 first ? request->connect->servername : NULL, flags, 0,
2115 SECURITY_NETWORK_DREP, in.pvBuffer ? &in_desc : NULL, 0,
2116 &authinfo->ctx, &out_desc, &authinfo->attr, &authinfo->exp );
2117 heap_free( in.pvBuffer );
2118 if (status == SEC_E_OK)
2119 {
2120 heap_free( authinfo->data );
2121 authinfo->data = out.pvBuffer;
2122 authinfo->data_len = out.cbBuffer;
2123 authinfo->finished = TRUE;
2124 TRACE("sending last auth packet\n");
2125 }
2126 else if (status == SEC_I_CONTINUE_NEEDED)
2127 {
2128 heap_free( authinfo->data );
2129 authinfo->data = out.pvBuffer;
2130 authinfo->data_len = out.cbBuffer;
2131 TRACE("sending next auth packet\n");
2132 }
2133 else
2134 {
2135 ERR("InitializeSecurityContextW failed with error 0x%08x\n", status);
2136 heap_free( out.pvBuffer );
2137 destroy_authinfo( authinfo );
2138 *auth_ptr = NULL;
2139 return FALSE;
2140 }
2141 break;
2142 }
2143 default:
2144 ERR("invalid scheme %u\n", scheme);
2145 return FALSE;
2146 }
2147 *auth_ptr = authinfo;
2148
2149 len_scheme = auth_schemes[authinfo->scheme].len;
2150 len = len_scheme + 1 + ((authinfo->data_len + 2) * 4) / 3;
2151 if (!(auth_reply = heap_alloc( (len + 1) * sizeof(WCHAR) ))) return FALSE;
2152
2153 memcpy( auth_reply, auth_schemes[authinfo->scheme].str, len_scheme * sizeof(WCHAR) );
2154 auth_reply[len_scheme] = ' ';
2155 encode_base64( authinfo->data, authinfo->data_len, auth_reply + len_scheme + 1 );
2156
2157 flags = WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE;
2158 ret = process_header( request, auth_target, auth_reply, flags, TRUE );
2159 heap_free( auth_reply );
2160 return ret;
2161 }
2162
2163 static BOOL set_credentials( request_t *request, DWORD target, DWORD scheme_flag, const WCHAR *username,
2164 const WCHAR *password )
2165 {
2166 enum auth_scheme scheme = scheme_from_flag( scheme_flag );
2167
2168 if (scheme == SCHEME_INVALID || ((scheme == SCHEME_BASIC || scheme == SCHEME_DIGEST) && (!username || !password)))
2169 {
2170 set_last_error( ERROR_INVALID_PARAMETER );
2171 return FALSE;
2172 }
2173 switch (target)
2174 {
2175 case WINHTTP_AUTH_TARGET_SERVER:
2176 {
2177 heap_free( request->creds[TARGET_SERVER][scheme].username );
2178 if (!username) request->creds[TARGET_SERVER][scheme].username = NULL;
2179 else if (!(request->creds[TARGET_SERVER][scheme].username = strdupW( username ))) return FALSE;
2180
2181 heap_free( request->creds[TARGET_SERVER][scheme].password );
2182 if (!password) request->creds[TARGET_SERVER][scheme].password = NULL;
2183 else if (!(request->creds[TARGET_SERVER][scheme].password = strdupW( password ))) return FALSE;
2184 break;
2185 }
2186 case WINHTTP_AUTH_TARGET_PROXY:
2187 {
2188 heap_free( request->creds[TARGET_PROXY][scheme].username );
2189 if (!username) request->creds[TARGET_PROXY][scheme].username = NULL;
2190 else if (!(request->creds[TARGET_PROXY][scheme].username = strdupW( username ))) return FALSE;
2191
2192 heap_free( request->creds[TARGET_PROXY][scheme].password );
2193 if (!password) request->creds[TARGET_PROXY][scheme].password = NULL;
2194 else if (!(request->creds[TARGET_PROXY][scheme].password = strdupW( password ))) return FALSE;
2195 break;
2196 }
2197 default:
2198 WARN("unknown target %u\n", target);
2199 return FALSE;
2200 }
2201 return TRUE;
2202 }
2203
2204 /***********************************************************************
2205 * WinHttpSetCredentials (winhttp.@)
2206 */
2207 BOOL WINAPI WinHttpSetCredentials( HINTERNET hrequest, DWORD target, DWORD scheme, LPCWSTR username,
2208 LPCWSTR password, LPVOID params )
2209 {
2210 BOOL ret;
2211 request_t *request;
2212
2213 TRACE("%p, %x, 0x%08x, %s, %p, %p\n", hrequest, target, scheme, debugstr_w(username), password, params);
2214
2215 if (!(request = (request_t *)grab_object( hrequest )))
2216 {
2217 set_last_error( ERROR_INVALID_HANDLE );
2218 return FALSE;
2219 }
2220 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
2221 {
2222 release_object( &request->hdr );
2223 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
2224 return FALSE;
2225 }
2226
2227 ret = set_credentials( request, target, scheme, username, password );
2228
2229 release_object( &request->hdr );
2230 if (ret) set_last_error( ERROR_SUCCESS );
2231 return ret;
2232 }
2233
2234 static BOOL handle_authorization( request_t *request, DWORD status )
2235 {
2236 DWORD i, schemes, first, level, target;
2237
2238 switch (status)
2239 {
2240 case HTTP_STATUS_DENIED:
2241 target = WINHTTP_AUTH_TARGET_SERVER;
2242 level = WINHTTP_QUERY_WWW_AUTHENTICATE;
2243 break;
2244
2245 case HTTP_STATUS_PROXY_AUTH_REQ:
2246 target = WINHTTP_AUTH_TARGET_PROXY;
2247 level = WINHTTP_QUERY_PROXY_AUTHENTICATE;
2248 break;
2249
2250 default:
2251 WARN("unhandled status %u\n", status);
2252 return FALSE;
2253 }
2254
2255 if (!query_auth_schemes( request, level, &schemes, &first )) return FALSE;
2256 if (do_authorization( request, target, first )) return TRUE;
2257
2258 schemes &= ~first;
2259 for (i = 0; i < num_auth_schemes; i++)
2260 {
2261 if (!(schemes & auth_schemes[i].scheme)) continue;
2262 if (do_authorization( request, target, auth_schemes[i].scheme )) return TRUE;
2263 }
2264 return FALSE;
2265 }
2266
2267 /* set the request content length based on the headers */
2268 static DWORD set_content_length( request_t *request, DWORD status )
2269 {
2270 WCHAR encoding[20];
2271 DWORD buflen = sizeof(request->content_length);
2272
2273 if (status == HTTP_STATUS_NO_CONTENT || status == HTTP_STATUS_NOT_MODIFIED || !strcmpW( request->verb, headW ))
2274 request->content_length = 0;
2275 else
2276 {
2277 if (!query_headers( request, WINHTTP_QUERY_CONTENT_LENGTH|WINHTTP_QUERY_FLAG_NUMBER,
2278 NULL, &request->content_length, &buflen, NULL ))
2279 request->content_length = ~0u;
2280
2281 buflen = sizeof(encoding);
2282 if (query_headers( request, WINHTTP_QUERY_TRANSFER_ENCODING, NULL, encoding, &buflen, NULL ) &&
2283 !strcmpiW( encoding, chunkedW ))
2284 {
2285 request->content_length = ~0u;
2286 request->read_chunked = TRUE;
2287 request->read_chunked_size = ~0u;
2288 request->read_chunked_eof = FALSE;
2289 }
2290 }
2291 request->content_read = 0;
2292 return request->content_length;
2293 }
2294
2295 static BOOL read_line( request_t *request, char *buffer, DWORD *len )
2296 {
2297 int count, bytes_read, pos = 0;
2298
2299 for (;;)
2300 {
2301 char *eol = memchr( request->read_buf + request->read_pos, '\n', request->read_size );
2302 if (eol)
2303 {
2304 count = eol - (request->read_buf + request->read_pos);
2305 bytes_read = count + 1;
2306 }
2307 else count = bytes_read = request->read_size;
2308
2309 count = min( count, *len - pos );
2310 memcpy( buffer + pos, request->read_buf + request->read_pos, count );
2311 pos += count;
2312 remove_data( request, bytes_read );
2313 if (eol) break;
2314
2315 if (!read_more_data( request, -1, TRUE )) return FALSE;
2316 if (!request->read_size)
2317 {
2318 *len = 0;
2319 TRACE("returning empty string\n");
2320 return FALSE;
2321 }
2322 }
2323 if (pos < *len)
2324 {
2325 if (pos && buffer[pos - 1] == '\r') pos--;
2326 *len = pos + 1;
2327 }
2328 buffer[*len - 1] = 0;
2329 TRACE("returning %s\n", debugstr_a(buffer));
2330 return TRUE;
2331 }
2332
2333 #define MAX_REPLY_LEN 1460
2334 #define INITIAL_HEADER_BUFFER_LEN 512
2335
2336 static BOOL read_reply( request_t *request )
2337 {
2338 static const WCHAR crlf[] = {'\r','\n',0};
2339
2340 char buffer[MAX_REPLY_LEN];
2341 DWORD buflen, len, offset, crlf_len = 2; /* strlenW(crlf) */
2342 char *status_code, *status_text;
2343 WCHAR *versionW, *status_textW, *raw_headers;
2344 WCHAR status_codeW[4]; /* sizeof("nnn") */
2345
2346 if (!request->netconn) return FALSE;
2347
2348 do
2349 {
2350 buflen = MAX_REPLY_LEN;
2351 if (!read_line( request, buffer, &buflen )) return FALSE;
2352
2353 /* first line should look like 'HTTP/1.x nnn OK' where nnn is the status code */
2354 if (!(status_code = strchr( buffer, ' ' ))) return FALSE;
2355 status_code++;
2356 if (!(status_text = strchr( status_code, ' ' ))) return FALSE;
2357 if ((len = status_text - status_code) != sizeof("nnn") - 1) return FALSE;
2358 status_text++;
2359
2360 TRACE("version [%s] status code [%s] status text [%s]\n",
2361 debugstr_an(buffer, status_code - buffer - 1),
2362 debugstr_an(status_code, len),
2363 debugstr_a(status_text));
2364
2365 } while (!memcmp( status_code, "100", len )); /* ignore "100 Continue" responses */
2366
2367 /* we rely on the fact that the protocol is ascii */
2368 MultiByteToWideChar( CP_ACP, 0, status_code, len, status_codeW, len );
2369 status_codeW[len] = 0;
2370 if (!(process_header( request, attr_status, status_codeW,
2371 WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE, FALSE )))
2372 return FALSE;
2373
2374 len = status_code - buffer;
2375 if (!(versionW = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
2376 MultiByteToWideChar( CP_ACP, 0, buffer, len - 1, versionW, len -1 );
2377 versionW[len - 1] = 0;
2378
2379 heap_free( request->version );
2380 request->version = versionW;
2381
2382 len = buflen - (status_text - buffer);
2383 if (!(status_textW = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
2384 MultiByteToWideChar( CP_ACP, 0, status_text, len, status_textW, len );
2385
2386 heap_free( request->status_text );
2387 request->status_text = status_textW;
2388
2389 len = max( buflen + crlf_len, INITIAL_HEADER_BUFFER_LEN );
2390 if (!(raw_headers = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
2391 MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers, buflen );
2392 memcpy( raw_headers + buflen - 1, crlf, sizeof(crlf) );
2393
2394 heap_free( request->raw_headers );
2395 request->raw_headers = raw_headers;
2396
2397 offset = buflen + crlf_len - 1;
2398 for (;;)
2399 {
2400 header_t *header;
2401
2402 buflen = MAX_REPLY_LEN;
2403 if (!read_line( request, buffer, &buflen )) return TRUE;
2404 if (!*buffer) buflen = 1;
2405
2406 while (len - offset < buflen + crlf_len)
2407 {
2408 WCHAR *tmp;
2409 len *= 2;
2410 if (!(tmp = heap_realloc( raw_headers, len * sizeof(WCHAR) ))) return FALSE;
2411 request->raw_headers = raw_headers = tmp;
2412 }
2413 if (!*buffer)
2414 {
2415 memcpy( raw_headers + offset, crlf, sizeof(crlf) );
2416 break;
2417 }
2418 MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers + offset, buflen );
2419
2420 if (!(header = parse_header( raw_headers + offset ))) break;
2421 if (!(process_header( request, header->field, header->value, WINHTTP_ADDREQ_FLAG_ADD, FALSE )))
2422 {
2423 free_header( header );
2424 break;
2425 }
2426 free_header( header );
2427 memcpy( raw_headers + offset + buflen - 1, crlf, sizeof(crlf) );
2428 offset += buflen + crlf_len - 1;
2429 }
2430
2431 TRACE("raw headers: %s\n", debugstr_w(raw_headers));
2432 return TRUE;
2433 }
2434
2435 static void record_cookies( request_t *request )
2436 {
2437 unsigned int i;
2438
2439 for (i = 0; i < request->num_headers; i++)
2440 {
2441 header_t *set_cookie = &request->headers[i];
2442 if (!strcmpiW( set_cookie->field, attr_set_cookie ) && !set_cookie->is_request)
2443 {
2444 set_cookies( request, set_cookie->value );
2445 }
2446 }
2447 }
2448
2449 static WCHAR *get_redirect_url( request_t *request, DWORD *len )
2450 {
2451 DWORD size;
2452 WCHAR *ret;
2453
2454 query_headers( request, WINHTTP_QUERY_LOCATION, NULL, NULL, &size, NULL );
2455 if (get_last_error() != ERROR_INSUFFICIENT_BUFFER) return FALSE;
2456 if (!(ret = heap_alloc( size ))) return NULL;
2457 *len = size / sizeof(WCHAR);
2458 if (query_headers( request, WINHTTP_QUERY_LOCATION, NULL, ret, &size, NULL )) return ret;
2459 heap_free( ret );
2460 return NULL;
2461 }
2462
2463 static BOOL handle_redirect( request_t *request, DWORD status )
2464 {
2465 BOOL ret = FALSE;
2466 DWORD len, len_url;
2467 URL_COMPONENTS uc;
2468 connect_t *connect = request->connect;
2469 INTERNET_PORT port;
2470 WCHAR *hostname = NULL, *location;
2471 int index;
2472
2473 if (!(location = get_redirect_url( request, &len_url ))) return FALSE;
2474
2475 memset( &uc, 0, sizeof(uc) );
2476 uc.dwStructSize = sizeof(uc);
2477 uc.dwSchemeLength = uc.dwHostNameLength = uc.dwUrlPathLength = uc.dwExtraInfoLength = ~0u;
2478
2479 if (!WinHttpCrackUrl( location, len_url, 0, &uc )) /* assume relative redirect */
2480 {
2481 WCHAR *path, *p;
2482
2483 if (location[0] == '/')
2484 {
2485 len = strlenW( location );
2486 if (!(path = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end;
2487 strcpyW( path, location );
2488 }
2489 else
2490 {
2491 if ((p = strrchrW( request->path, '/' ))) *p = 0;
2492 len = strlenW( request->path ) + 1 + strlenW( location );
2493 if (!(path = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end;
2494 strcpyW( path, request->path );
2495 strcatW( path, slashW );
2496 strcatW( path, location );
2497 }
2498 heap_free( request->path );
2499 request->path = path;
2500
2501 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REDIRECT, location, len_url + 1 );
2502 }
2503 else
2504 {
2505 if (uc.nScheme == INTERNET_SCHEME_HTTP && request->hdr.flags & WINHTTP_FLAG_SECURE)
2506 {
2507 if (request->hdr.redirect_policy == WINHTTP_OPTION_REDIRECT_POLICY_DISALLOW_HTTPS_TO_HTTP) goto end;
2508 TRACE("redirect from secure page to non-secure page\n");
2509 request->hdr.flags &= ~WINHTTP_FLAG_SECURE;
2510 }
2511 else if (uc.nScheme == INTERNET_SCHEME_HTTPS && !(request->hdr.flags & WINHTTP_FLAG_SECURE))
2512 {
2513 TRACE("redirect from non-secure page to secure page\n");
2514 request->hdr.flags |= WINHTTP_FLAG_SECURE;
2515 }
2516
2517 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REDIRECT, location, len_url + 1 );
2518
2519 len = uc.dwHostNameLength;
2520 if (!(hostname = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end;
2521 memcpy( hostname, uc.lpszHostName, len * sizeof(WCHAR) );
2522 hostname[len] = 0;
2523
2524 port = uc.nPort ? uc.nPort : (uc.nScheme == INTERNET_SCHEME_HTTPS ? 443 : 80);
2525 if (strcmpiW( connect->hostname, hostname ) || connect->serverport != port)
2526 {
2527 heap_free( connect->hostname );
2528 connect->hostname = hostname;
2529 connect->hostport = port;
2530 if (!(ret = set_server_for_hostname( connect, hostname, port ))) goto end;
2531
2532 netconn_close( request->netconn );
2533 request->netconn = NULL;
2534 request->content_length = request->content_read = 0;
2535 request->read_pos = request->read_size = 0;
2536 request->read_chunked = request->read_chunked_eof = FALSE;
2537 }
2538 else heap_free( hostname );
2539
2540 if (!(ret = add_host_header( request, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE ))) goto end;
2541 if (!(ret = open_connection( request ))) goto end;
2542
2543 heap_free( request->path );
2544 request->path = NULL;
2545 if (uc.dwUrlPathLength)
2546 {
2547 len = uc.dwUrlPathLength + uc.dwExtraInfoLength;
2548 if (!(request->path = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end;
2549 strcpyW( request->path, uc.lpszUrlPath );
2550 }
2551 else request->path = strdupW( slashW );
2552 }
2553
2554 /* remove content-type/length headers */
2555 if ((index = get_header_index( request, attr_content_type, 0, TRUE )) >= 0) delete_header( request, index );
2556 if ((index = get_header_index( request, attr_content_length, 0, TRUE )) >= 0 ) delete_header( request, index );
2557
2558 if (status != HTTP_STATUS_REDIRECT_KEEP_VERB && !strcmpW( request->verb, postW ))
2559 {
2560 heap_free( request->verb );
2561 request->verb = strdupW( getW );
2562 request->optional = NULL;
2563 request->optional_len = 0;
2564 }
2565 ret = TRUE;
2566
2567 end:
2568 heap_free( location );
2569 return ret;
2570 }
2571
2572 static BOOL receive_response( request_t *request, BOOL async )
2573 {
2574 BOOL ret;
2575 DWORD size, query, status;
2576
2577 for (;;)
2578 {
2579 if (!(ret = read_reply( request )))
2580 {
2581 set_last_error( ERROR_WINHTTP_INVALID_SERVER_RESPONSE );
2582 break;
2583 }
2584 size = sizeof(DWORD);
2585 query = WINHTTP_QUERY_STATUS_CODE | WINHTTP_QUERY_FLAG_NUMBER;
2586 if (!(ret = query_headers( request, query, NULL, &status, &size, NULL ))) break;
2587
2588 set_content_length( request, status );
2589
2590 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES)) record_cookies( request );
2591
2592 if (status == HTTP_STATUS_MOVED || status == HTTP_STATUS_REDIRECT || status == HTTP_STATUS_REDIRECT_KEEP_VERB)
2593 {
2594 if (request->hdr.disable_flags & WINHTTP_DISABLE_REDIRECTS ||
2595 request->hdr.redirect_policy == WINHTTP_OPTION_REDIRECT_POLICY_NEVER) break;
2596
2597 if (!(ret = handle_redirect( request, status ))) break;
2598
2599 /* recurse synchronously */
2600 if ((ret = send_request( request, NULL, 0, request->optional, request->optional_len, 0, 0, FALSE ))) continue;
2601 }
2602 else if (status == HTTP_STATUS_DENIED || status == HTTP_STATUS_PROXY_AUTH_REQ)
2603 {
2604 if (request->hdr.disable_flags & WINHTTP_DISABLE_AUTHENTICATION) break;
2605
2606 if (!handle_authorization( request, status )) break;
2607
2608 /* recurse synchronously */
2609 if ((ret = send_request( request, NULL, 0, request->optional, request->optional_len, 0, 0, FALSE ))) continue;
2610 }
2611 break;
2612 }
2613
2614 if (request->content_length) refill_buffer( request, FALSE );
2615
2616 if (async)
2617 {
2618 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE, NULL, 0 );
2619 else
2620 {
2621 WINHTTP_ASYNC_RESULT result;
2622 result.dwResult = API_RECEIVE_RESPONSE;
2623 result.dwError = get_last_error();
2624 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
2625 }
2626 }
2627 return ret;
2628 }
2629
2630 static void task_receive_response( task_header_t *task )
2631 {
2632 receive_response_t *r = (receive_response_t *)task;
2633 receive_response( r->hdr.request, TRUE );
2634 }
2635
2636 /***********************************************************************
2637 * WinHttpReceiveResponse (winhttp.@)
2638 */
2639 BOOL WINAPI WinHttpReceiveResponse( HINTERNET hrequest, LPVOID reserved )
2640 {
2641 BOOL ret;
2642 request_t *request;
2643
2644 TRACE("%p, %p\n", hrequest, reserved);
2645
2646 if (!(request = (request_t *)grab_object( hrequest )))
2647 {
2648 set_last_error( ERROR_INVALID_HANDLE );
2649 return FALSE;
2650 }
2651 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
2652 {
2653 release_object( &request->hdr );
2654 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
2655 return FALSE;
2656 }
2657
2658 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
2659 {
2660 receive_response_t *r;
2661
2662 if (!(r = heap_alloc( sizeof(receive_response_t) ))) return FALSE;
2663 r->hdr.request = request;
2664 r->hdr.proc = task_receive_response;
2665
2666 addref_object( &request->hdr );
2667 ret = queue_task( (task_header_t *)r );
2668 }
2669 else
2670 ret = receive_response( request, FALSE );
2671
2672 release_object( &request->hdr );
2673 if (ret) set_last_error( ERROR_SUCCESS );
2674 return ret;
2675 }
2676
2677 static BOOL query_data_available( request_t *request, DWORD *available, BOOL async )
2678 {
2679 DWORD count = 0;
2680
2681 if (end_of_read_data( request )) goto done;
2682
2683 count = get_available_data( request );
2684 if (!request->read_chunked && request->netconn)
2685 count += netconn_query_data_available( request->netconn );
2686 if (!count)
2687 {
2688 refill_buffer( request, async );
2689 count = get_available_data( request );
2690 if (!request->read_chunked && request->netconn)
2691 count += netconn_query_data_available( request->netconn );
2692 }
2693
2694 done:
2695 if (async) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE, &count, sizeof(count) );
2696 TRACE("%u bytes available\n", count);
2697 if (available) *available = count;
2698 return TRUE;
2699 }
2700
2701 static void task_query_data_available( task_header_t *task )
2702 {
2703 query_data_t *q = (query_data_t *)task;
2704 query_data_available( q->hdr.request, q->available, TRUE );
2705 }
2706
2707 /***********************************************************************
2708 * WinHttpQueryDataAvailable (winhttp.@)
2709 */
2710 BOOL WINAPI WinHttpQueryDataAvailable( HINTERNET hrequest, LPDWORD available )
2711 {
2712 BOOL ret;
2713 request_t *request;
2714
2715 TRACE("%p, %p\n", hrequest, available);
2716
2717 if (!(request = (request_t *)grab_object( hrequest )))
2718 {
2719 set_last_error( ERROR_INVALID_HANDLE );
2720 return FALSE;
2721 }
2722 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
2723 {
2724 release_object( &request->hdr );
2725 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
2726 return FALSE;
2727 }
2728
2729 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
2730 {
2731 query_data_t *q;
2732
2733 if (!(q = heap_alloc( sizeof(query_data_t) ))) return FALSE;
2734 q->hdr.request = request;
2735 q->hdr.proc = task_query_data_available;
2736 q->available = available;
2737
2738 addref_object( &request->hdr );
2739 ret = queue_task( (task_header_t *)q );
2740 }
2741 else
2742 ret = query_data_available( request, available, FALSE );
2743
2744 release_object( &request->hdr );
2745 if (ret) set_last_error( ERROR_SUCCESS );
2746 return ret;
2747 }
2748
2749 static void task_read_data( task_header_t *task )
2750 {
2751 read_data_t *r = (read_data_t *)task;
2752 read_data( r->hdr.request, r->buffer, r->to_read, r->read, TRUE );
2753 }
2754
2755 /***********************************************************************
2756 * WinHttpReadData (winhttp.@)
2757 */
2758 BOOL WINAPI WinHttpReadData( HINTERNET hrequest, LPVOID buffer, DWORD to_read, LPDWORD read )
2759 {
2760 BOOL ret;
2761 request_t *request;
2762
2763 TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_read, read);
2764
2765 if (!(request = (request_t *)grab_object( hrequest )))
2766 {
2767 set_last_error( ERROR_INVALID_HANDLE );
2768 return FALSE;
2769 }
2770 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
2771 {
2772 release_object( &request->hdr );
2773 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
2774 return FALSE;
2775 }
2776
2777 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
2778 {
2779 read_data_t *r;
2780
2781 if (!(r = heap_alloc( sizeof(read_data_t) ))) return FALSE;
2782 r->hdr.request = request;
2783 r->hdr.proc = task_read_data;
2784 r->buffer = buffer;
2785 r->to_read = to_read;
2786 r->read = read;
2787
2788 addref_object( &request->hdr );
2789 ret = queue_task( (task_header_t *)r );
2790 }
2791 else
2792 ret = read_data( request, buffer, to_read, read, FALSE );
2793
2794 release_object( &request->hdr );
2795 if (ret) set_last_error( ERROR_SUCCESS );
2796 return ret;
2797 }
2798
2799 static BOOL write_data( request_t *request, LPCVOID buffer, DWORD to_write, LPDWORD written, BOOL async )
2800 {
2801 BOOL ret;
2802 int num_bytes;
2803
2804 ret = netconn_send( request->netconn, buffer, to_write, &num_bytes );
2805
2806 if (async)
2807 {
2808 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_WRITE_COMPLETE, &num_bytes, sizeof(num_bytes) );
2809 else
2810 {
2811 WINHTTP_ASYNC_RESULT result;
2812 result.dwResult = API_WRITE_DATA;
2813 result.dwError = get_last_error();
2814 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
2815 }
2816 }
2817 if (ret && written) *written = num_bytes;
2818 return ret;
2819 }
2820
2821 static void task_write_data( task_header_t *task )
2822 {
2823 write_data_t *w = (write_data_t *)task;
2824 write_data( w->hdr.request, w->buffer, w->to_write, w->written, TRUE );
2825 }
2826
2827 /***********************************************************************
2828 * WinHttpWriteData (winhttp.@)
2829 */
2830 BOOL WINAPI WinHttpWriteData( HINTERNET hrequest, LPCVOID buffer, DWORD to_write, LPDWORD written )
2831 {
2832 BOOL ret;
2833 request_t *request;
2834
2835 TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_write, written);
2836
2837 if (!(request = (request_t *)grab_object( hrequest )))
2838 {
2839 set_last_error( ERROR_INVALID_HANDLE );
2840 return FALSE;
2841 }
2842 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
2843 {
2844 release_object( &request->hdr );
2845 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
2846 return FALSE;
2847 }
2848
2849 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
2850 {
2851 write_data_t *w;
2852
2853 if (!(w = heap_alloc( sizeof(write_data_t) ))) return FALSE;
2854 w->hdr.request = request;
2855 w->hdr.proc = task_write_data;
2856 w->buffer = buffer;
2857 w->to_write = to_write;
2858 w->written = written;
2859
2860 addref_object( &request->hdr );
2861 ret = queue_task( (task_header_t *)w );
2862 }
2863 else
2864 ret = write_data( request, buffer, to_write, written, FALSE );
2865
2866 release_object( &request->hdr );
2867 if (ret) set_last_error( ERROR_SUCCESS );
2868 return ret;
2869 }
2870
2871 enum request_state
2872 {
2873 REQUEST_STATE_UNINITIALIZED,
2874 REQUEST_STATE_INITIALIZED,
2875 REQUEST_STATE_CANCELLED,
2876 REQUEST_STATE_OPEN,
2877 REQUEST_STATE_SENT,
2878 REQUEST_STATE_RESPONSE_RECEIVED
2879 };
2880
2881 struct winhttp_request
2882 {
2883 IWinHttpRequest IWinHttpRequest_iface;
2884 LONG refs;
2885 CRITICAL_SECTION cs;
2886 enum request_state state;
2887 HINTERNET hsession;
2888 HINTERNET hconnect;
2889 HINTERNET hrequest;
2890 VARIANT data;
2891 WCHAR *verb;
2892 HANDLE thread;
2893 HANDLE wait;
2894 HANDLE cancel;
2895 char *buffer;
2896 DWORD offset;
2897 DWORD bytes_available;
2898 DWORD bytes_read;
2899 DWORD error;
2900 DWORD logon_policy;
2901 DWORD disable_feature;
2902 LONG resolve_timeout;
2903 LONG connect_timeout;
2904 LONG send_timeout;
2905 LONG receive_timeout;
2906 WINHTTP_PROXY_INFO proxy;
2907 BOOL async;
2908 UINT url_codepage;
2909 };
2910
2911 static inline struct winhttp_request *impl_from_IWinHttpRequest( IWinHttpRequest *iface )
2912 {
2913 return CONTAINING_RECORD( iface, struct winhttp_request, IWinHttpRequest_iface );
2914 }
2915
2916 static ULONG WINAPI winhttp_request_AddRef(
2917 IWinHttpRequest *iface )
2918 {
2919 struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
2920 return InterlockedIncrement( &request->refs );
2921 }
2922
2923 /* critical section must be held */
2924 static void cancel_request( struct winhttp_request *request )
2925 {
2926 if (request->state <= REQUEST_STATE_CANCELLED) return;
2927
2928 SetEvent( request->cancel );
2929 LeaveCriticalSection( &request->cs );
2930 WaitForSingleObject( request->thread, INFINITE );
2931 EnterCriticalSection( &request->cs );
2932
2933 request->state = REQUEST_STATE_CANCELLED;
2934
2935 CloseHandle( request->thread );
2936 request->thread = NULL;
2937 CloseHandle( request->wait );
2938 request->wait = NULL;
2939 CloseHandle( request->cancel );
2940 request->cancel = NULL;
2941 }
2942
2943 /* critical section must be held */
2944 static void free_request( struct winhttp_request *request )
2945 {
2946 if (request->state < REQUEST_STATE_INITIALIZED) return;
2947 WinHttpCloseHandle( request->hrequest );
2948 WinHttpCloseHandle( request->hconnect );
2949 WinHttpCloseHandle( request->hsession );
2950 CloseHandle( request->thread );
2951 CloseHandle( request->wait );
2952 CloseHandle( request->cancel );
2953 heap_free( (WCHAR *)request->proxy.lpszProxy );
2954 heap_free( (WCHAR *)request->proxy.lpszProxyBypass );
2955 heap_free( request->buffer );
2956 heap_free( request->verb );
2957 VariantClear( &request->data );
2958 }
2959
2960 static ULONG WINAPI winhttp_request_Release(
2961 IWinHttpRequest *iface )
2962 {
2963 struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
2964 LONG refs = InterlockedDecrement( &request->refs );
2965 if (!refs)
2966 {
2967 TRACE("destroying %p\n", request);
2968
2969 EnterCriticalSection( &request->cs );
2970 cancel_request( request );
2971 free_request( request );
2972 LeaveCriticalSection( &request->cs );
2973 request->cs.DebugInfo->Spare[0] = 0;
2974 DeleteCriticalSection( &request->cs );
2975 heap_free( request );
2976 }
2977 return refs;
2978 }
2979
2980 static HRESULT WINAPI winhttp_request_QueryInterface(
2981 IWinHttpRequest *iface,
2982 REFIID riid,
2983 void **obj )
2984 {
2985 struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
2986
2987 TRACE("%p, %s, %p\n", request, debugstr_guid(riid), obj );
2988
2989 if (IsEqualGUID( riid, &IID_IWinHttpRequest ) ||
2990 IsEqualGUID( riid, &IID_IDispatch ) ||
2991 IsEqualGUID( riid, &IID_IUnknown ))
2992 {
2993 *obj = iface;
2994 }
2995 else
2996 {
2997 FIXME("interface %s not implemented\n", debugstr_guid(riid));
2998 return E_NOINTERFACE;
2999 }
3000 IWinHttpRequest_AddRef( iface );
3001 return S_OK;
3002 }
3003
3004 static HRESULT WINAPI winhttp_request_GetTypeInfoCount(
3005 IWinHttpRequest *iface,
3006 UINT *count )
3007 {
3008 struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
3009
3010 TRACE("%p, %p\n", request, count);
3011 *count = 1;
3012 return S_OK;
3013 }
3014
3015 enum type_id
3016 {
3017 IWinHttpRequest_tid,
3018 last_tid
3019 };
3020
3021 static ITypeLib *winhttp_typelib;
3022 static ITypeInfo *winhttp_typeinfo[last_tid];
3023
3024 static REFIID winhttp_tid_id[] =
3025 {
3026 &IID_IWinHttpRequest
3027 };
3028
3029 static HRESULT get_typeinfo( enum type_id tid, ITypeInfo **ret )
3030 {
3031 HRESULT hr;
3032
3033 if (!winhttp_typelib)
3034 {
3035 ITypeLib *typelib;
3036
3037 hr = LoadRegTypeLib( &LIBID_WinHttp, 5, 1, LOCALE_SYSTEM_DEFAULT, &typelib );
3038 if (FAILED(hr))
3039 {
3040 ERR("LoadRegTypeLib failed: %08x\n", hr);
3041 return hr;
3042 }
3043 if (InterlockedCompareExchangePointer( (void **)&winhttp_typelib, typelib, NULL ))
3044 ITypeLib_Release( typelib );
3045 }
3046 if (!winhttp_typeinfo[tid])
3047 {
3048 ITypeInfo *typeinfo;
3049
3050 hr = ITypeLib_GetTypeInfoOfGuid( winhttp_typelib, winhttp_tid_id[tid], &typeinfo );
3051 if (FAILED(hr))
3052 {
3053 ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(winhttp_tid_id[tid]), hr);
3054 return hr;
3055 }
3056 if (InterlockedCompareExchangePointer( (void **)(winhttp_typeinfo + tid), typeinfo, NULL ))
3057 ITypeInfo_Release( typeinfo );
3058 }
3059 *ret = winhttp_typeinfo[tid];
3060 ITypeInfo_AddRef(winhttp_typeinfo[tid]);
3061 return S_OK;
3062 }
3063
3064 void release_typelib(void)
3065 {
3066 unsigned i;
3067
3068 for (i = 0; i < sizeof(winhttp_typeinfo)/sizeof(*winhttp_typeinfo); i++)
3069 if (winhttp_typeinfo[i])
3070 ITypeInfo_Release(winhttp_typeinfo[i]);
3071
3072 if (winhttp_typelib)
3073 ITypeLib_Release(winhttp_typelib);
3074 }
3075
3076 static HRESULT WINAPI winhttp_request_GetTypeInfo(
3077 IWinHttpRequest *iface,
3078 UINT index,
3079 LCID lcid,
3080 ITypeInfo **info )
3081 {
3082 struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
3083 TRACE("%p, %u, %u, %p\n", request, index, lcid, info);
3084
3085 return get_typeinfo( IWinHttpRequest_tid, info );
3086 }
3087
3088 static HRESULT WINAPI winhttp_request_GetIDsOfNames(
3089 IWinHttpRequest *iface,
3090 REFIID riid,
3091 LPOLESTR *names,
3092 UINT count,
3093 LCID lcid,
3094 DISPID *dispid )
3095 {
3096 struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
3097 ITypeInfo *typeinfo;
3098 HRESULT hr;
3099
3100 TRACE("%p, %s, %p, %u, %u, %p\n", request, debugstr_guid(riid), names, count, lcid, dispid);
3101
3102 if (!names || !count || !dispid) return E_INVALIDARG;
3103
3104 hr = get_typeinfo( IWinHttpRequest_tid, &typeinfo );
3105 if (SUCCEEDED(hr))
3106 {
3107 hr = ITypeInfo_GetIDsOfNames( typeinfo, names, count, dispid );
3108 ITypeInfo_Release( typeinfo );
3109 }
3110 return hr;
3111 }
3112
3113 static HRESULT WINAPI winhttp_request_Invoke(
3114 IWinHttpRequest *iface,
3115 DISPID member,
3116 REFIID riid,
3117 LCID lcid,
3118 WORD flags,
3119 DISPPARAMS *params,
3120 VARIANT *result,
3121 EXCEPINFO *excep_info,
3122 UINT *arg_err )
3123 {
3124 struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
3125 ITypeInfo *typeinfo;
3126 HRESULT hr;
3127
3128 TRACE("%p, %d, %s, %d, %d, %p, %p, %p, %p\n", request, member, debugstr_guid(riid),
3129 lcid, flags, params, result, excep_info, arg_err);
3130
3131 if (!IsEqualIID( riid, &IID_NULL )) return DISP_E_UNKNOWNINTERFACE;
3132
3133 if (member == DISPID_HTTPREQUEST_OPTION)
3134 {
3135 VARIANT ret_value, option;
3136 UINT err_pos;
3137
3138 if (!result) result = &ret_value;
3139 if (!arg_err) arg_err = &err_pos;
3140
3141 VariantInit( &option );
3142 VariantInit( result );
3143
3144 if (!flags) return S_OK;
3145
3146 if (flags == DISPATCH_PROPERTYPUT)
3147 {
3148 hr = DispGetParam( params, 0, VT_I4, &option, arg_err );
3149 if (FAILED(hr)) return hr;
3150
3151 hr = IWinHttpRequest_put_Option( &request->IWinHttpRequest_iface, V_I4( &option ), params->rgvarg[0] );
3152 if (FAILED(hr))
3153 WARN("put_Option(%d) failed: %x\n", V_I4( &option ), hr);
3154 return hr;
3155 }
3156 else if (flags & (DISPATCH_PROPERTYGET | DISPATCH_METHOD))
3157 {
3158 hr = DispGetParam( params, 0, VT_I4, &option, arg_err );
3159 if (FAILED(hr)) return hr;
3160
3161 hr = IWinHttpRequest_get_Option( &request->IWinHttpRequest_iface, V_I4( &option ), result );
3162 if (FAILED(hr))
3163 WARN("get_Option(%d) failed: %x\n", V_I4( &option ), hr);
3164 return hr;
3165 }
3166
3167 FIXME("unsupported flags %x\n", flags);
3168 return E_NOTIMPL;
3169 }
3170
3171 /* fallback to standard implementation */
3172
3173 hr = get_typeinfo( IWinHttpRequest_tid, &typeinfo );
3174 if (SUCCEEDED(hr))
3175 {
3176 hr = ITypeInfo_Invoke( typeinfo, &request->IWinHttpRequest_iface, member, flags,
3177 params, result, excep_info, arg_err );
3178 ITypeInfo_Release( typeinfo );
3179 }
3180 return hr;
3181 }
3182
3183 static HRESULT WINAPI winhttp_request_SetProxy(
3184 IWinHttpRequest *iface,
3185 HTTPREQUEST_PROXY_SETTING proxy_setting,
3186 VARIANT proxy_server,
3187 VARIANT bypass_list )
3188 {
3189 struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
3190 DWORD err = ERROR_SUCCESS;
3191
3192 TRACE("%p, %u, %s, %s\n", request, proxy_setting, debugstr_variant(&proxy_server),
3193 debugstr_variant(&bypass_list));
3194
3195 EnterCriticalSection( &request->cs );
3196 switch (proxy_setting)
3197 {
3198 case HTTPREQUEST_PROXYSETTING_DEFAULT:
3199 request->proxy.dwAccessType = WINHTTP_ACCESS_TYPE_DEFAULT_PROXY;
3200 heap_free( (WCHAR *)request->proxy.lpszProxy );
3201 heap_free( (WCHAR *)request->proxy.lpszProxyBypass );
3202 request->proxy.lpszProxy = NULL;
3203 request->proxy.lpszProxyBypass = NULL;
3204 break;
3205
3206 case HTTPREQUEST_PROXYSETTING_DIRECT:
3207 request->proxy.dwAccessType = WINHTTP_ACCESS_TYPE_NO_PROXY;
3208 heap_free( (WCHAR *)request->proxy.lpszProxy );
3209 heap_free( (WCHAR *)request->proxy.lpszProxyBypass );
3210 request->proxy.lpszProxy = NULL;
3211 request->proxy.lpszProxyBypass = NULL;
3212 break;
3213
3214 case HTTPREQUEST_PROXYSETTING_PROXY:
3215 request->proxy.dwAccessType = WINHTTP_ACCESS_TYPE_NAMED_PROXY;
3216 if (V_VT( &proxy_server ) == VT_BSTR)
3217 {
3218 heap_free( (WCHAR *)request->proxy.lpszProxy );
3219 request->proxy.lpszProxy = strdupW( V_BSTR( &proxy_server ) );
3220 }
3221 if (V_VT( &bypass_list ) == VT_BSTR)
3222 {
3223 heap_free( (WCHAR *)request->proxy.lpszProxyBypass );
3224 request->proxy.lpszProxyBypass = strdupW( V_BSTR( &bypass_list ) );
3225 }
3226 break;
3227
3228 default:
3229 err = ERROR_INVALID_PARAMETER;
3230 break;
3231 }
3232 LeaveCriticalSection( &request->cs );
3233 return HRESULT_FROM_WIN32( err );
3234 }
3235
3236 static HRESULT WINAPI winhttp_request_SetCredentials(
3237 IWinHttpRequest *iface,
3238 BSTR username,
3239 BSTR password,
3240 HTTPREQUEST_SETCREDENTIALS_FLAGS flags )
3241 {
3242 struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
3243 DWORD target, scheme = WINHTTP_AUTH_SCHEME_BASIC; /* FIXME: query supported schemes */
3244 DWORD err = ERROR_SUCCESS;
3245
3246 TRACE("%p, %s, %p, 0x%08x\n", request, debugstr_w(username), password, flags);
3247
3248 EnterCriticalSection( &request->cs );
3249 if (request->state < REQUEST_STATE_OPEN)
3250 {
3251 err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_OPEN;
3252 goto done;
3253 }
3254 switch (flags)
3255 {
3256 case HTTPREQUEST_SETCREDENTIALS_FOR_SERVER:
3257 target = WINHTTP_AUTH_TARGET_SERVER;
3258 break;
3259 case HTTPREQUEST_SETCREDENTIALS_FOR_PROXY:
3260 target = WINHTTP_AUTH_TARGET_PROXY;
3261 break;
3262 default:
3263 err = ERROR_INVALID_PARAMETER;
3264 goto done;
3265 }
3266 if (!WinHttpSetCredentials( request->hrequest, target, scheme, username, password, NULL ))
3267 {
3268 err = get_last_error();
3269 }
3270 done:
3271 LeaveCriticalSection( &request->cs );
3272 return HRESULT_FROM_WIN32( err );
3273 }
3274
3275 static void initialize_request( struct winhttp_request *request )
3276 {
3277 request->hrequest = NULL;
3278 request->hconnect = NULL;
3279 request->hsession = NULL;
3280 request->thread = NULL;
3281 request->wait = NULL;
3282 request->cancel = NULL;
3283 request->buffer = NULL;
3284 request->verb = NULL;
3285 request->offset = 0;
3286 request->bytes_available = 0;
3287 request->bytes_read = 0;
3288 request->error = ERROR_SUCCESS;
3289 request->async = FALSE;
3290 request->logon_policy = WINHTTP_AUTOLOGON_SECURITY_LEVEL_MEDIUM;
3291 request->disable_feature = 0;
3292 request->proxy.dwAccessType = WINHTTP_ACCESS_TYPE_DEFAULT_PROXY;
3293 request->proxy.lpszProxy = NULL;
3294 request->proxy.lpszProxyBypass = NULL;
3295 request->resolve_timeout = 0;
3296 request->connect_timeout = 60000;
3297 request->send_timeout = 30000;
3298 request->receive_timeout = 30000;
3299 request->url_codepage = CP_UTF8;
3300 VariantInit( &request->data );
3301 request->state = REQUEST_STATE_INITIALIZED;
3302 }
3303
3304 static void reset_request( struct winhttp_request *request )
3305 {
3306 cancel_request( request );
3307 WinHttpCloseHandle( request->hrequest );
3308 request->hrequest = NULL;
3309 WinHttpCloseHandle( request->hconnect );
3310 request->hconnect = NULL;
3311 heap_free( request->buffer );
3312 request->buffer = NULL;
3313 heap_free( request->verb );
3314 request->verb = NULL;
3315 request->offset = 0;
3316 request->bytes_available = 0;
3317 request->bytes_read = 0;
3318 request->error = ERROR_SUCCESS;
3319 request->async = FALSE;
3320 request->url_codepage = CP_UTF8;
3321 VariantClear( &request->data );
3322 request->state = REQUEST_STATE_INITIALIZED;
3323 }
3324
3325 static HRESULT WINAPI winhttp_request_Open(
3326 IWinHttpRequest *iface,
3327 BSTR method,
3328 BSTR url,
3329 VARIANT async )
3330 {
3331 static const WCHAR typeW[] = {'*','/','*',0};
3332 static const WCHAR *acceptW[] = {typeW, NULL};
3333 static const WCHAR httpsW[] = {'h','t','t','p','s'};
3334 static const WCHAR user_agentW[] = {
3335 'M','o','z','i','l','l','a','/','4','.','0',' ','(','c','o','m','p','a','t','i','b','l','e',';',' ',
3336 'W','i','n','3','2',';',' ','W','i','n','H','t','t','p','.','W','i','n','H','t','t','p',
3337 'R','e','q','u','e','s','t','.','5',')',0};
3338 struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
3339 URL_COMPONENTS uc;
3340 WCHAR *hostname, *path = NULL, *verb = NULL;
3341 DWORD err = ERROR_OUTOFMEMORY, len, flags = 0;
3342
3343 TRACE("%p, %s, %s, %s\n", request, debugstr_w(method), debugstr_w(url),
3344 debugstr_variant(&async));
3345
3346 if (!method || !url) return E_INVALIDARG;
3347
3348 memset( &uc, 0, sizeof(uc) );
3349 uc.dwStructSize = sizeof(uc);
3350 uc.dwSchemeLength = ~0u;
3351 uc.dwHostNameLength = ~0u;
3352 uc.dwUrlPathLength = ~0u;
3353 uc.dwExtraInfoLength = ~0u;
3354 if (!WinHttpCrackUrl( url,