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wined3d: Use RECT instead of WINED3DRECT in fb_copy_to_texture_hwstretch.
[wine.git] / dlls / winhttp / request.c
blobf2c48a847ef3026bcd814829d8f68ee08a505acc
1 /*
2 * Copyright 2004 Mike McCormack for CodeWeavers
3 * Copyright 2006 Rob Shearman for CodeWeavers
4 * Copyright 2008 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 "config.h"
23 #include "wine/port.h"
24 #include "wine/debug.h"
25
26 #include <stdarg.h>
27 #ifdef HAVE_ARPA_INET_H
28 # include <arpa/inet.h>
29 #endif
30
31 #include "windef.h"
32 #include "winbase.h"
33 #include "winhttp.h"
34
35 #include "winhttp_private.h"
36
37 WINE_DEFAULT_DEBUG_CHANNEL(winhttp);
38
39 static const WCHAR attr_accept[] = {'A','c','c','e','p','t',0};
40 static const WCHAR attr_accept_charset[] = {'A','c','c','e','p','t','-','C','h','a','r','s','e','t', 0};
41 static const WCHAR attr_accept_encoding[] = {'A','c','c','e','p','t','-','E','n','c','o','d','i','n','g',0};
42 static const WCHAR attr_accept_language[] = {'A','c','c','e','p','t','-','L','a','n','g','u','a','g','e',0};
43 static const WCHAR attr_accept_ranges[] = {'A','c','c','e','p','t','-','R','a','n','g','e','s',0};
44 static const WCHAR attr_age[] = {'A','g','e',0};
45 static const WCHAR attr_allow[] = {'A','l','l','o','w',0};
46 static const WCHAR attr_authorization[] = {'A','u','t','h','o','r','i','z','a','t','i','o','n',0};
47 static const WCHAR attr_cache_control[] = {'C','a','c','h','e','-','C','o','n','t','r','o','l',0};
48 static const WCHAR attr_connection[] = {'C','o','n','n','e','c','t','i','o','n',0};
49 static const WCHAR attr_content_base[] = {'C','o','n','t','e','n','t','-','B','a','s','e',0};
50 static const WCHAR attr_content_encoding[] = {'C','o','n','t','e','n','t','-','E','n','c','o','d','i','n','g',0};
51 static const WCHAR attr_content_id[] = {'C','o','n','t','e','n','t','-','I','D',0};
52 static const WCHAR attr_content_language[] = {'C','o','n','t','e','n','t','-','L','a','n','g','u','a','g','e',0};
53 static const WCHAR attr_content_length[] = {'C','o','n','t','e','n','t','-','L','e','n','g','t','h',0};
54 static const WCHAR attr_content_location[] = {'C','o','n','t','e','n','t','-','L','o','c','a','t','i','o','n',0};
55 static const WCHAR attr_content_md5[] = {'C','o','n','t','e','n','t','-','M','D','5',0};
56 static const WCHAR attr_content_range[] = {'C','o','n','t','e','n','t','-','R','a','n','g','e',0};
57 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};
58 static const WCHAR attr_content_type[] = {'C','o','n','t','e','n','t','-','T','y','p','e',0};
59 static const WCHAR attr_cookie[] = {'C','o','o','k','i','e',0};
60 static const WCHAR attr_date[] = {'D','a','t','e',0};
61 static const WCHAR attr_from[] = {'F','r','o','m',0};
62 static const WCHAR attr_etag[] = {'E','T','a','g',0};
63 static const WCHAR attr_expect[] = {'E','x','p','e','c','t',0};
64 static const WCHAR attr_expires[] = {'E','x','p','i','r','e','s',0};
65 static const WCHAR attr_host[] = {'H','o','s','t',0};
66 static const WCHAR attr_if_match[] = {'I','f','-','M','a','t','c','h',0};
67 static const WCHAR attr_if_modified_since[] = {'I','f','-','M','o','d','i','f','i','e','d','-','S','i','n','c','e',0};
68 static const WCHAR attr_if_none_match[] = {'I','f','-','N','o','n','e','-','M','a','t','c','h',0};
69 static const WCHAR attr_if_range[] = {'I','f','-','R','a','n','g','e',0};
70 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};
71 static const WCHAR attr_last_modified[] = {'L','a','s','t','-','M','o','d','i','f','i','e','d',0};
72 static const WCHAR attr_location[] = {'L','o','c','a','t','i','o','n',0};
73 static const WCHAR attr_max_forwards[] = {'M','a','x','-','F','o','r','w','a','r','d','s',0};
74 static const WCHAR attr_mime_version[] = {'M','i','m','e','-','V','e','r','s','i','o','n',0};
75 static const WCHAR attr_pragma[] = {'P','r','a','g','m','a',0};
76 static const WCHAR attr_proxy_authenticate[] = {'P','r','o','x','y','-','A','u','t','h','e','n','t','i','c','a','t','e',0};
77 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};
78 static const WCHAR attr_proxy_connection[] = {'P','r','o','x','y','-','C','o','n','n','e','c','t','i','o','n',0};
79 static const WCHAR attr_public[] = {'P','u','b','l','i','c',0};
80 static const WCHAR attr_range[] = {'R','a','n','g','e',0};
81 static const WCHAR attr_referer[] = {'R','e','f','e','r','e','r',0};
82 static const WCHAR attr_retry_after[] = {'R','e','t','r','y','-','A','f','t','e','r',0};
83 static const WCHAR attr_server[] = {'S','e','r','v','e','r',0};
84 static const WCHAR attr_set_cookie[] = {'S','e','t','-','C','o','o','k','i','e',0};
85 static const WCHAR attr_status[] = {'S','t','a','t','u','s',0};
86 static const WCHAR attr_transfer_encoding[] = {'T','r','a','n','s','f','e','r','-','E','n','c','o','d','i','n','g',0};
87 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};
88 static const WCHAR attr_upgrade[] = {'U','p','g','r','a','d','e',0};
89 static const WCHAR attr_uri[] = {'U','R','I',0};
90 static const WCHAR attr_user_agent[] = {'U','s','e','r','-','A','g','e','n','t',0};
91 static const WCHAR attr_vary[] = {'V','a','r','y',0};
92 static const WCHAR attr_via[] = {'V','i','a',0};
93 static const WCHAR attr_warning[] = {'W','a','r','n','i','n','g',0};
94 static const WCHAR attr_www_authenticate[] = {'W','W','W','-','A','u','t','h','e','n','t','i','c','a','t','e',0};
95
96 static const WCHAR *attribute_table[] =
97 {
98 attr_mime_version, /* WINHTTP_QUERY_MIME_VERSION = 0 */
99 attr_content_type, /* WINHTTP_QUERY_CONTENT_TYPE = 1 */
100 attr_content_transfer_encoding, /* WINHTTP_QUERY_CONTENT_TRANSFER_ENCODING = 2 */
101 attr_content_id, /* WINHTTP_QUERY_CONTENT_ID = 3 */
102 NULL, /* WINHTTP_QUERY_CONTENT_DESCRIPTION = 4 */
103 attr_content_length, /* WINHTTP_QUERY_CONTENT_LENGTH = 5 */
104 attr_content_language, /* WINHTTP_QUERY_CONTENT_LANGUAGE = 6 */
105 attr_allow, /* WINHTTP_QUERY_ALLOW = 7 */
106 attr_public, /* WINHTTP_QUERY_PUBLIC = 8 */
107 attr_date, /* WINHTTP_QUERY_DATE = 9 */
108 attr_expires, /* WINHTTP_QUERY_EXPIRES = 10 */
109 attr_last_modified, /* WINHTTP_QUERY_LAST_MODIFIEDcw = 11 */
110 NULL, /* WINHTTP_QUERY_MESSAGE_ID = 12 */
111 attr_uri, /* WINHTTP_QUERY_URI = 13 */
112 attr_from, /* WINHTTP_QUERY_DERIVED_FROM = 14 */
113 NULL, /* WINHTTP_QUERY_COST = 15 */
114 NULL, /* WINHTTP_QUERY_LINK = 16 */
115 attr_pragma, /* WINHTTP_QUERY_PRAGMA = 17 */
116 NULL, /* WINHTTP_QUERY_VERSION = 18 */
117 attr_status, /* WINHTTP_QUERY_STATUS_CODE = 19 */
118 NULL, /* WINHTTP_QUERY_STATUS_TEXT = 20 */
119 NULL, /* WINHTTP_QUERY_RAW_HEADERS = 21 */
120 NULL, /* WINHTTP_QUERY_RAW_HEADERS_CRLF = 22 */
121 attr_connection, /* WINHTTP_QUERY_CONNECTION = 23 */
122 attr_accept, /* WINHTTP_QUERY_ACCEPT = 24 */
123 attr_accept_charset, /* WINHTTP_QUERY_ACCEPT_CHARSET = 25 */
124 attr_accept_encoding, /* WINHTTP_QUERY_ACCEPT_ENCODING = 26 */
125 attr_accept_language, /* WINHTTP_QUERY_ACCEPT_LANGUAGE = 27 */
126 attr_authorization, /* WINHTTP_QUERY_AUTHORIZATION = 28 */
127 attr_content_encoding, /* WINHTTP_QUERY_CONTENT_ENCODING = 29 */
128 NULL, /* WINHTTP_QUERY_FORWARDED = 30 */
129 NULL, /* WINHTTP_QUERY_FROM = 31 */
130 attr_if_modified_since, /* WINHTTP_QUERY_IF_MODIFIED_SINCE = 32 */
131 attr_location, /* WINHTTP_QUERY_LOCATION = 33 */
132 NULL, /* WINHTTP_QUERY_ORIG_URI = 34 */
133 attr_referer, /* WINHTTP_QUERY_REFERER = 35 */
134 attr_retry_after, /* WINHTTP_QUERY_RETRY_AFTER = 36 */
135 attr_server, /* WINHTTP_QUERY_SERVER = 37 */
136 NULL, /* WINHTTP_TITLE = 38 */
137 attr_user_agent, /* WINHTTP_QUERY_USER_AGENT = 39 */
138 attr_www_authenticate, /* WINHTTP_QUERY_WWW_AUTHENTICATE = 40 */
139 attr_proxy_authenticate, /* WINHTTP_QUERY_PROXY_AUTHENTICATE = 41 */
140 attr_accept_ranges, /* WINHTTP_QUERY_ACCEPT_RANGES = 42 */
141 attr_set_cookie, /* WINHTTP_QUERY_SET_COOKIE = 43 */
142 attr_cookie, /* WINHTTP_QUERY_COOKIE = 44 */
143 NULL, /* WINHTTP_QUERY_REQUEST_METHOD = 45 */
144 NULL, /* WINHTTP_QUERY_REFRESH = 46 */
145 NULL, /* WINHTTP_QUERY_CONTENT_DISPOSITION = 47 */
146 attr_age, /* WINHTTP_QUERY_AGE = 48 */
147 attr_cache_control, /* WINHTTP_QUERY_CACHE_CONTROL = 49 */
148 attr_content_base, /* WINHTTP_QUERY_CONTENT_BASE = 50 */
149 attr_content_location, /* WINHTTP_QUERY_CONTENT_LOCATION = 51 */
150 attr_content_md5, /* WINHTTP_QUERY_CONTENT_MD5 = 52 */
151 attr_content_range, /* WINHTTP_QUERY_CONTENT_RANGE = 53 */
152 attr_etag, /* WINHTTP_QUERY_ETAG = 54 */
153 attr_host, /* WINHTTP_QUERY_HOST = 55 */
154 attr_if_match, /* WINHTTP_QUERY_IF_MATCH = 56 */
155 attr_if_none_match, /* WINHTTP_QUERY_IF_NONE_MATCH = 57 */
156 attr_if_range, /* WINHTTP_QUERY_IF_RANGE = 58 */
157 attr_if_unmodified_since, /* WINHTTP_QUERY_IF_UNMODIFIED_SINCE = 59 */
158 attr_max_forwards, /* WINHTTP_QUERY_MAX_FORWARDS = 60 */
159 attr_proxy_authorization, /* WINHTTP_QUERY_PROXY_AUTHORIZATION = 61 */
160 attr_range, /* WINHTTP_QUERY_RANGE = 62 */
161 attr_transfer_encoding, /* WINHTTP_QUERY_TRANSFER_ENCODING = 63 */
162 attr_upgrade, /* WINHTTP_QUERY_UPGRADE = 64 */
163 attr_vary, /* WINHTTP_QUERY_VARY = 65 */
164 attr_via, /* WINHTTP_QUERY_VIA = 66 */
165 attr_warning, /* WINHTTP_QUERY_WARNING = 67 */
166 attr_expect, /* WINHTTP_QUERY_EXPECT = 68 */
167 attr_proxy_connection, /* WINHTTP_QUERY_PROXY_CONNECTION = 69 */
168 attr_unless_modified_since, /* WINHTTP_QUERY_UNLESS_MODIFIED_SINCE = 70 */
169 NULL, /* WINHTTP_QUERY_PROXY_SUPPORT = 75 */
170 NULL, /* WINHTTP_QUERY_AUTHENTICATION_INFO = 76 */
171 NULL, /* WINHTTP_QUERY_PASSPORT_URLS = 77 */
172 NULL /* WINHTTP_QUERY_PASSPORT_CONFIG = 78 */
173 };
174
175 static DWORD CALLBACK task_thread( LPVOID param )
176 {
177 task_header_t *task = param;
178
179 task->proc( task );
180
181 release_object( &task->request->hdr );
182 heap_free( task );
183 return ERROR_SUCCESS;
184 }
185
186 static BOOL queue_task( task_header_t *task )
187 {
188 return QueueUserWorkItem( task_thread, task, WT_EXECUTELONGFUNCTION );
189 }
190
191 static void free_header( header_t *header )
192 {
193 heap_free( header->field );
194 heap_free( header->value );
195 heap_free( header );
196 }
197
198 static BOOL valid_token_char( WCHAR c )
199 {
200 if (c < 32 || c == 127) return FALSE;
201 switch (c)
202 {
203 case '(': case ')':
204 case '<': case '>':
205 case '@': case ',':
206 case ';': case ':':
207 case '\\': case '\"':
208 case '/': case '[':
209 case ']': case '?':
210 case '=': case '{':
211 case '}': case ' ':
212 case '\t':
213 return FALSE;
214 default:
215 return TRUE;
216 }
217 }
218
219 static header_t *parse_header( LPCWSTR string )
220 {
221 const WCHAR *p, *q;
222 header_t *header;
223 int len;
224
225 p = string;
226 if (!(q = strchrW( p, ':' )))
227 {
228 WARN("no ':' in line %s\n", debugstr_w(string));
229 return NULL;
230 }
231 if (q == string)
232 {
233 WARN("empty field name in line %s\n", debugstr_w(string));
234 return NULL;
235 }
236 while (*p != ':')
237 {
238 if (!valid_token_char( *p ))
239 {
240 WARN("invalid character in field name %s\n", debugstr_w(string));
241 return NULL;
242 }
243 p++;
244 }
245 len = q - string;
246 if (!(header = heap_alloc_zero( sizeof(header_t) ))) return NULL;
247 if (!(header->field = heap_alloc( (len + 1) * sizeof(WCHAR) )))
248 {
249 heap_free( header );
250 return NULL;
251 }
252 memcpy( header->field, string, len * sizeof(WCHAR) );
253 header->field[len] = 0;
254
255 q++; /* skip past colon */
256 while (*q == ' ') q++;
257 if (!*q)
258 {
259 WARN("no value in line %s\n", debugstr_w(string));
260 return header;
261 }
262 len = strlenW( q );
263 if (!(header->value = heap_alloc( (len + 1) * sizeof(WCHAR) )))
264 {
265 free_header( header );
266 return NULL;
267 }
268 memcpy( header->value, q, len * sizeof(WCHAR) );
269 header->value[len] = 0;
270
271 return header;
272 }
273
274 static int get_header_index( request_t *request, LPCWSTR field, int requested_index, BOOL request_only )
275 {
276 int index;
277
278 TRACE("%s\n", debugstr_w(field));
279
280 for (index = 0; index < request->num_headers; index++)
281 {
282 if (strcmpiW( request->headers[index].field, field )) continue;
283 if (request_only && !request->headers[index].is_request) continue;
284 if (!request_only && request->headers[index].is_request) continue;
285
286 if (!requested_index) break;
287 requested_index--;
288 }
289 if (index >= request->num_headers) index = -1;
290 TRACE("returning %d\n", index);
291 return index;
292 }
293
294 static BOOL insert_header( request_t *request, header_t *header )
295 {
296 DWORD count;
297 header_t *hdrs;
298
299 count = request->num_headers + 1;
300 if (count > 1)
301 hdrs = heap_realloc_zero( request->headers, sizeof(header_t) * count );
302 else
303 hdrs = heap_alloc_zero( sizeof(header_t) * count );
304
305 if (hdrs)
306 {
307 request->headers = hdrs;
308 request->headers[count - 1].field = strdupW( header->field );
309 request->headers[count - 1].value = strdupW( header->value );
310 request->headers[count - 1].is_request = header->is_request;
311 request->num_headers++;
312 return TRUE;
313 }
314 return FALSE;
315 }
316
317 static BOOL delete_header( request_t *request, DWORD index )
318 {
319 if (!request->num_headers) return FALSE;
320 if (index >= request->num_headers) return FALSE;
321 request->num_headers--;
322
323 heap_free( request->headers[index].field );
324 heap_free( request->headers[index].value );
325
326 memmove( &request->headers[index], &request->headers[index + 1], (request->num_headers - index) * sizeof(header_t) );
327 memset( &request->headers[request->num_headers], 0, sizeof(header_t) );
328 return TRUE;
329 }
330
331 static BOOL process_header( request_t *request, LPCWSTR field, LPCWSTR value, DWORD flags, BOOL request_only )
332 {
333 int index;
334 header_t *header;
335
336 TRACE("%s: %s 0x%08x\n", debugstr_w(field), debugstr_w(value), flags);
337
338 /* replace wins out over add */
339 if (flags & WINHTTP_ADDREQ_FLAG_REPLACE) flags &= ~WINHTTP_ADDREQ_FLAG_ADD;
340
341 if (flags & WINHTTP_ADDREQ_FLAG_ADD) index = -1;
342 else
343 index = get_header_index( request, field, 0, request_only );
344
345 if (index >= 0)
346 {
347 if (flags & WINHTTP_ADDREQ_FLAG_ADD_IF_NEW) return FALSE;
348 header = &request->headers[index];
349 }
350 else if (value)
351 {
352 header_t hdr;
353
354 hdr.field = (LPWSTR)field;
355 hdr.value = (LPWSTR)value;
356 hdr.is_request = request_only;
357
358 return insert_header( request, &hdr );
359 }
360 /* no value to delete */
361 else return TRUE;
362
363 if (flags & WINHTTP_ADDREQ_FLAG_REPLACE)
364 {
365 delete_header( request, index );
366 if (value)
367 {
368 header_t hdr;
369
370 hdr.field = (LPWSTR)field;
371 hdr.value = (LPWSTR)value;
372 hdr.is_request = request_only;
373
374 return insert_header( request, &hdr );
375 }
376 return TRUE;
377 }
378 else if (flags & (WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA | WINHTTP_ADDREQ_FLAG_COALESCE_WITH_SEMICOLON))
379 {
380 WCHAR sep, *tmp;
381 int len, orig_len, value_len;
382
383 orig_len = strlenW( header->value );
384 value_len = strlenW( value );
385
386 if (flags & WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA) sep = ',';
387 else sep = ';';
388
389 len = orig_len + value_len + 2;
390 if ((tmp = heap_realloc( header->value, (len + 1) * sizeof(WCHAR) )))
391 {
392 header->value = tmp;
393
394 header->value[orig_len] = sep;
395 orig_len++;
396 header->value[orig_len] = ' ';
397 orig_len++;
398
399 memcpy( &header->value[orig_len], value, value_len * sizeof(WCHAR) );
400 header->value[len] = 0;
401 return TRUE;
402 }
403 }
404 return TRUE;
405 }
406
407 BOOL add_request_headers( request_t *request, LPCWSTR headers, DWORD len, DWORD flags )
408 {
409 BOOL ret = FALSE;
410 WCHAR *buffer, *p, *q;
411 header_t *header;
412
413 if (len == ~0u) len = strlenW( headers );
414 if (!len) return TRUE;
415 if (!(buffer = heap_alloc( (len + 1) * sizeof(WCHAR) ))) return FALSE;
416 strcpyW( buffer, headers );
417
418 p = buffer;
419 do
420 {
421 q = p;
422 while (*q)
423 {
424 if (q[0] == '\r' && q[1] == '\n') break;
425 q++;
426 }
427 if (!*p) break;
428 if (*q == '\r')
429 {
430 *q = 0;
431 q += 2; /* jump over \r\n */
432 }
433 if ((header = parse_header( p )))
434 {
435 ret = process_header( request, header->field, header->value, flags, TRUE );
436 free_header( header );
437 }
438 p = q;
439 } while (ret);
440
441 heap_free( buffer );
442 return ret;
443 }
444
445 /***********************************************************************
446 * WinHttpAddRequestHeaders (winhttp.@)
447 */
448 BOOL WINAPI WinHttpAddRequestHeaders( HINTERNET hrequest, LPCWSTR headers, DWORD len, DWORD flags )
449 {
450 BOOL ret;
451 request_t *request;
452
453 TRACE("%p, %s, 0x%x, 0x%08x\n", hrequest, debugstr_w(headers), len, flags);
454
455 if (!headers)
456 {
457 set_last_error( ERROR_INVALID_PARAMETER );
458 return FALSE;
459 }
460 if (!(request = (request_t *)grab_object( hrequest )))
461 {
462 set_last_error( ERROR_INVALID_HANDLE );
463 return FALSE;
464 }
465 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
466 {
467 release_object( &request->hdr );
468 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
469 return FALSE;
470 }
471
472 ret = add_request_headers( request, headers, len, flags );
473
474 release_object( &request->hdr );
475 return ret;
476 }
477
478 static WCHAR *build_request_path( request_t *request )
479 {
480 WCHAR *ret;
481
482 if (strcmpiW( request->connect->hostname, request->connect->servername ))
483 {
484 static const WCHAR http[] = { 'h','t','t','p',0 };
485 static const WCHAR https[] = { 'h','t','t','p','s',0 };
486 static const WCHAR fmt[] = { '%','s',':','/','/','%','s',0 };
487 LPCWSTR scheme = request->netconn.secure ? https : http;
488 int len;
489
490 len = strlenW( scheme ) + strlenW( request->connect->hostname );
491 /* 3 characters for '://', 1 for NUL. */
492 len += 4;
493 if (request->connect->hostport)
494 {
495 /* 1 for ':' between host and port, up to 5 for port */
496 len += 6;
497 }
498 if (request->path)
499 len += strlenW( request->path );
500 if ((ret = heap_alloc( len * sizeof(WCHAR) )))
501 {
502 sprintfW( ret, fmt, scheme, request->connect->hostname );
503 if (request->connect->hostport)
504 {
505 static const WCHAR colonFmt[] = { ':','%','d',0 };
506
507 sprintfW( ret + strlenW( ret ), colonFmt,
508 request->connect->hostport );
509 }
510 if (request->path)
511 strcatW( ret, request->path );
512 }
513 }
514 else
515 ret = request->path;
516 return ret;
517 }
518
519 static WCHAR *build_request_string( request_t *request )
520 {
521 static const WCHAR space[] = {' ',0};
522 static const WCHAR crlf[] = {'\r','\n',0};
523 static const WCHAR colon[] = {':',' ',0};
524 static const WCHAR twocrlf[] = {'\r','\n','\r','\n',0};
525
526 WCHAR *path, *ret;
527 const WCHAR **headers, **p;
528 unsigned int len, i = 0, j;
529
530 /* allocate space for an array of all the string pointers to be added */
531 len = request->num_headers * 4 + 7;
532 if (!(headers = heap_alloc( len * sizeof(LPCWSTR) ))) return NULL;
533
534 path = build_request_path( request );
535 headers[i++] = request->verb;
536 headers[i++] = space;
537 headers[i++] = path;
538 headers[i++] = space;
539 headers[i++] = request->version;
540
541 for (j = 0; j < request->num_headers; j++)
542 {
543 if (request->headers[j].is_request)
544 {
545 headers[i++] = crlf;
546 headers[i++] = request->headers[j].field;
547 headers[i++] = colon;
548 headers[i++] = request->headers[j].value;
549
550 TRACE("adding header %s (%s)\n", debugstr_w(request->headers[j].field),
551 debugstr_w(request->headers[j].value));
552 }
553 }
554 headers[i++] = twocrlf;
555 headers[i] = NULL;
556
557 len = 0;
558 for (p = headers; *p; p++) len += strlenW( *p );
559 len++;
560
561 if (!(ret = heap_alloc( len * sizeof(WCHAR) )))
562 goto out;
563 *ret = 0;
564 for (p = headers; *p; p++) strcatW( ret, *p );
565
566 out:
567 if (path != request->path)
568 heap_free( path );
569 heap_free( headers );
570 return ret;
571 }
572
573 #define QUERY_MODIFIER_MASK (WINHTTP_QUERY_FLAG_REQUEST_HEADERS | WINHTTP_QUERY_FLAG_SYSTEMTIME | WINHTTP_QUERY_FLAG_NUMBER)
574
575 static BOOL query_headers( request_t *request, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index )
576 {
577 header_t *header = NULL;
578 BOOL request_only, ret = FALSE;
579 int requested_index, header_index = -1;
580 DWORD attr, len;
581
582 request_only = level & WINHTTP_QUERY_FLAG_REQUEST_HEADERS;
583 requested_index = index ? *index : 0;
584
585 attr = level & ~QUERY_MODIFIER_MASK;
586 switch (attr)
587 {
588 case WINHTTP_QUERY_CUSTOM:
589 {
590 header_index = get_header_index( request, name, requested_index, request_only );
591 break;
592 }
593 case WINHTTP_QUERY_RAW_HEADERS:
594 {
595 WCHAR *headers, *p, *q;
596
597 if (request_only)
598 headers = build_request_string( request );
599 else
600 headers = request->raw_headers;
601
602 if (!(p = headers)) return FALSE;
603 for (len = 0; *p; p++) if (*p != '\r') len++;
604
605 if ((len + 1) * sizeof(WCHAR) > *buflen || !buffer)
606 {
607 len++;
608 set_last_error( ERROR_INSUFFICIENT_BUFFER );
609 }
610 else if (buffer)
611 {
612 for (p = headers, q = buffer; *p; p++, q++)
613 {
614 if (*p != '\r') *q = *p;
615 else
616 {
617 *q = 0;
618 p++; /* skip '\n' */
619 }
620 }
621 *q = 0;
622 TRACE("returning data: %s\n", debugstr_wn(buffer, len));
623 ret = TRUE;
624 }
625 *buflen = len * sizeof(WCHAR);
626 if (request_only) heap_free( headers );
627 return ret;
628 }
629 case WINHTTP_QUERY_RAW_HEADERS_CRLF:
630 {
631 WCHAR *headers;
632
633 if (request_only)
634 headers = build_request_string( request );
635 else
636 headers = request->raw_headers;
637
638 if (!headers) return FALSE;
639 len = strlenW( headers ) * sizeof(WCHAR);
640 if (len + sizeof(WCHAR) > *buflen || !buffer)
641 {
642 len += sizeof(WCHAR);
643 set_last_error( ERROR_INSUFFICIENT_BUFFER );
644 }
645 else if (buffer)
646 {
647 memcpy( buffer, headers, len + sizeof(WCHAR) );
648 TRACE("returning data: %s\n", debugstr_wn(buffer, len / sizeof(WCHAR)));
649 ret = TRUE;
650 }
651 *buflen = len;
652 if (request_only) heap_free( headers );
653 return ret;
654 }
655 case WINHTTP_QUERY_VERSION:
656 {
657 DWORD len = (strlenW( request->version ) + 1) * sizeof(WCHAR);
658 if (len > *buflen)
659 {
660 set_last_error( ERROR_INSUFFICIENT_BUFFER );
661 *buflen = len;
662 return FALSE;
663 }
664 else if (buffer)
665 {
666 strcpyW( buffer, request->version );
667 TRACE("returning string: %s\n", debugstr_w(buffer));
668 ret = TRUE;
669 }
670 *buflen = len - sizeof(WCHAR);
671 return ret;
672 }
673 case WINHTTP_QUERY_STATUS_TEXT:
674 {
675 DWORD len = (strlenW( request->status_text ) + 1) * sizeof(WCHAR);
676 if (len > *buflen)
677 {
678 set_last_error( ERROR_INSUFFICIENT_BUFFER );
679 *buflen = len;
680 return FALSE;
681 }
682 else if (buffer)
683 {
684 strcpyW( buffer, request->status_text );
685 TRACE("returning string: %s\n", debugstr_w(buffer));
686 ret = TRUE;
687 }
688 *buflen = len - sizeof(WCHAR);
689 return ret;
690 }
691 default:
692 {
693 if (attr >= sizeof(attribute_table)/sizeof(attribute_table[0]) || !attribute_table[attr])
694 {
695 FIXME("attribute %u not implemented\n", attr);
696 return FALSE;
697 }
698 TRACE("attribute %s\n", debugstr_w(attribute_table[attr]));
699 header_index = get_header_index( request, attribute_table[attr], requested_index, request_only );
700 }
701 }
702
703 if (header_index >= 0)
704 {
705 header = &request->headers[header_index];
706 }
707 if (!header || (request_only && !header->is_request))
708 {
709 set_last_error( ERROR_WINHTTP_HEADER_NOT_FOUND );
710 return FALSE;
711 }
712 if (index) *index += 1;
713 if (level & WINHTTP_QUERY_FLAG_NUMBER)
714 {
715 int *number = buffer;
716 if (sizeof(int) > *buflen)
717 {
718 set_last_error( ERROR_INSUFFICIENT_BUFFER );
719 }
720 else if (number)
721 {
722 *number = atoiW( header->value );
723 TRACE("returning number: %d\n", *number);
724 ret = TRUE;
725 }
726 *buflen = sizeof(int);
727 }
728 else if (level & WINHTTP_QUERY_FLAG_SYSTEMTIME)
729 {
730 SYSTEMTIME *st = buffer;
731 if (sizeof(SYSTEMTIME) > *buflen)
732 {
733 set_last_error( ERROR_INSUFFICIENT_BUFFER );
734 }
735 else if (st && (ret = WinHttpTimeToSystemTime( header->value, st )))
736 {
737 TRACE("returning time: %04d/%02d/%02d - %d - %02d:%02d:%02d.%02d\n",
738 st->wYear, st->wMonth, st->wDay, st->wDayOfWeek,
739 st->wHour, st->wMinute, st->wSecond, st->wMilliseconds);
740 }
741 *buflen = sizeof(SYSTEMTIME);
742 }
743 else if (header->value)
744 {
745 WCHAR *string = buffer;
746 DWORD len = (strlenW( header->value ) + 1) * sizeof(WCHAR);
747 if (len > *buflen)
748 {
749 set_last_error( ERROR_INSUFFICIENT_BUFFER );
750 *buflen = len;
751 return FALSE;
752 }
753 else if (string)
754 {
755 strcpyW( string, header->value );
756 TRACE("returning string: %s\n", debugstr_w(string));
757 ret = TRUE;
758 }
759 *buflen = len - sizeof(WCHAR);
760 }
761 return ret;
762 }
763
764 /***********************************************************************
765 * WinHttpQueryHeaders (winhttp.@)
766 */
767 BOOL WINAPI WinHttpQueryHeaders( HINTERNET hrequest, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index )
768 {
769 BOOL ret;
770 request_t *request;
771
772 TRACE("%p, 0x%08x, %s, %p, %p, %p\n", hrequest, level, debugstr_w(name), buffer, buflen, index);
773
774 if (!(request = (request_t *)grab_object( hrequest )))
775 {
776 set_last_error( ERROR_INVALID_HANDLE );
777 return FALSE;
778 }
779 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
780 {
781 release_object( &request->hdr );
782 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
783 return FALSE;
784 }
785
786 ret = query_headers( request, level, name, buffer, buflen, index );
787
788 release_object( &request->hdr );
789 return ret;
790 }
791
792 static LPWSTR concatenate_string_list( LPCWSTR *list, int len )
793 {
794 LPCWSTR *t;
795 LPWSTR str;
796
797 for( t = list; *t ; t++ )
798 len += strlenW( *t );
799 len++;
800
801 str = heap_alloc( len * sizeof(WCHAR) );
802 if (!str) return NULL;
803 *str = 0;
804
805 for( t = list; *t ; t++ )
806 strcatW( str, *t );
807
808 return str;
809 }
810
811 static LPWSTR build_header_request_string( request_t *request, LPCWSTR verb,
812 LPCWSTR path, LPCWSTR version )
813 {
814 static const WCHAR crlf[] = {'\r','\n',0};
815 static const WCHAR space[] = { ' ',0 };
816 static const WCHAR colon[] = { ':',' ',0 };
817 static const WCHAR twocrlf[] = {'\r','\n','\r','\n', 0};
818 LPWSTR requestString;
819 DWORD len, n;
820 LPCWSTR *req;
821 UINT i;
822 LPWSTR p;
823
824 /* allocate space for an array of all the string pointers to be added */
825 len = (request->num_headers) * 4 + 10;
826 req = heap_alloc( len * sizeof(LPCWSTR) );
827 if (!req) return NULL;
828
829 /* add the verb, path and HTTP version string */
830 n = 0;
831 req[n++] = verb;
832 req[n++] = space;
833 req[n++] = path;
834 req[n++] = space;
835 req[n++] = version;
836
837 /* Append custom request headers */
838 for (i = 0; i < request->num_headers; i++)
839 {
840 if (request->headers[i].is_request)
841 {
842 req[n++] = crlf;
843 req[n++] = request->headers[i].field;
844 req[n++] = colon;
845 req[n++] = request->headers[i].value;
846
847 TRACE("Adding custom header %s (%s)\n",
848 debugstr_w(request->headers[i].field),
849 debugstr_w(request->headers[i].value));
850 }
851 }
852
853 if( n >= len )
854 ERR("oops. buffer overrun\n");
855
856 req[n] = NULL;
857 requestString = concatenate_string_list( req, 4 );
858 heap_free( req );
859 if (!requestString) return NULL;
860
861 /*
862 * Set (header) termination string for request
863 * Make sure there's exactly two new lines at the end of the request
864 */
865 p = &requestString[strlenW(requestString)-1];
866 while ( (*p == '\n') || (*p == '\r') )
867 p--;
868 strcpyW( p+1, twocrlf );
869
870 return requestString;
871 }
872
873 static BOOL read_reply( request_t *request );
874
875 static BOOL secure_proxy_connect( request_t *request )
876 {
877 static const WCHAR verbConnect[] = {'C','O','N','N','E','C','T',0};
878 static const WCHAR fmt[] = {'%','s',':','%','d',0};
879 BOOL ret = FALSE;
880 LPWSTR path;
881 connect_t *connect = request->connect;
882
883 path = heap_alloc( (strlenW( connect->hostname ) + 13) * sizeof(WCHAR) );
884 if (path)
885 {
886 LPWSTR requestString;
887
888 sprintfW( path, fmt, connect->hostname, connect->hostport );
889 requestString = build_header_request_string( request, verbConnect,
890 path, http1_1 );
891 heap_free( path );
892 if (requestString)
893 {
894 LPSTR req_ascii = strdupWA( requestString );
895
896 heap_free( requestString );
897 if (req_ascii)
898 {
899 int len = strlen( req_ascii ), bytes_sent;
900
901 ret = netconn_send( &request->netconn, req_ascii, len, 0, &bytes_sent );
902 heap_free( req_ascii );
903 if (ret)
904 ret = read_reply( request );
905 }
906 }
907 }
908 return ret;
909 }
910
911 #ifndef INET6_ADDRSTRLEN
912 #define INET6_ADDRSTRLEN 46
913 #endif
914
915 static BOOL open_connection( request_t *request )
916 {
917 connect_t *connect;
918 const void *addr;
919 char address[INET6_ADDRSTRLEN];
920 WCHAR *addressW;
921 INTERNET_PORT port;
922 socklen_t slen;
923
924 if (netconn_connected( &request->netconn )) return TRUE;
925
926 connect = request->connect;
927 port = connect->serverport ? connect->serverport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80);
928
929 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESOLVING_NAME, connect->servername, strlenW(connect->servername) + 1 );
930
931 slen = sizeof(connect->sockaddr);
932 if (!netconn_resolve( connect->servername, port, (struct sockaddr *)&connect->sockaddr, &slen, request->resolve_timeout )) return FALSE;
933 switch (connect->sockaddr.ss_family)
934 {
935 case AF_INET:
936 addr = &((struct sockaddr_in *)&connect->sockaddr)->sin_addr;
937 break;
938 case AF_INET6:
939 addr = &((struct sockaddr_in6 *)&connect->sockaddr)->sin6_addr;
940 break;
941 default:
942 WARN("unsupported address family %d\n", connect->sockaddr.ss_family);
943 return FALSE;
944 }
945 inet_ntop( connect->sockaddr.ss_family, addr, address, sizeof(address) );
946 addressW = strdupAW( address );
947
948 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_NAME_RESOLVED, addressW, strlenW(addressW) + 1 );
949
950 TRACE("connecting to %s:%u\n", address, port);
951
952 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTING_TO_SERVER, addressW, 0 );
953
954 if (!netconn_create( &request->netconn, connect->sockaddr.ss_family, SOCK_STREAM, 0 ))
955 {
956 heap_free( addressW );
957 return FALSE;
958 }
959 netconn_set_timeout( &request->netconn, TRUE, request->send_timeout );
960 netconn_set_timeout( &request->netconn, FALSE, request->recv_timeout );
961 if (!netconn_connect( &request->netconn, (struct sockaddr *)&connect->sockaddr, slen, request->connect_timeout ))
962 {
963 netconn_close( &request->netconn );
964 heap_free( addressW );
965 return FALSE;
966 }
967 if (request->hdr.flags & WINHTTP_FLAG_SECURE)
968 {
969 if (connect->session->proxy_server &&
970 strcmpiW( connect->hostname, connect->servername ))
971 {
972 if (!secure_proxy_connect( request ))
973 {
974 heap_free( addressW );
975 return FALSE;
976 }
977 }
978 if (!netconn_secure_connect( &request->netconn, connect->servername ))
979 {
980 netconn_close( &request->netconn );
981 heap_free( addressW );
982 return FALSE;
983 }
984 }
985
986 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTED_TO_SERVER, addressW, strlenW(addressW) + 1 );
987
988 heap_free( addressW );
989 return TRUE;
990 }
991
992 void close_connection( request_t *request )
993 {
994 if (!netconn_connected( &request->netconn )) return;
995
996 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CLOSING_CONNECTION, 0, 0 );
997 netconn_close( &request->netconn );
998 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTION_CLOSED, 0, 0 );
999 }
1000
1001 static BOOL add_host_header( request_t *request, DWORD modifier )
1002 {
1003 BOOL ret;
1004 DWORD len;
1005 WCHAR *host;
1006 static const WCHAR fmt[] = {'%','s',':','%','u',0};
1007 connect_t *connect = request->connect;
1008 INTERNET_PORT port;
1009
1010 port = connect->hostport ? connect->hostport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80);
1011
1012 if (port == INTERNET_DEFAULT_HTTP_PORT || port == INTERNET_DEFAULT_HTTPS_PORT)
1013 {
1014 return process_header( request, attr_host, connect->hostname, modifier, TRUE );
1015 }
1016 len = strlenW( connect->hostname ) + 7; /* sizeof(":65335") */
1017 if (!(host = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1018 sprintfW( host, fmt, connect->hostname, port );
1019 ret = process_header( request, attr_host, host, modifier, TRUE );
1020 heap_free( host );
1021 return ret;
1022 }
1023
1024 static BOOL send_request( request_t *request, LPCWSTR headers, DWORD headers_len, LPVOID optional,
1025 DWORD optional_len, DWORD total_len, DWORD_PTR context, BOOL async )
1026 {
1027 static const WCHAR keep_alive[] = {'K','e','e','p','-','A','l','i','v','e',0};
1028 static const WCHAR no_cache[] = {'n','o','-','c','a','c','h','e',0};
1029 static const WCHAR length_fmt[] = {'%','l','d',0};
1030
1031 BOOL ret = FALSE;
1032 connect_t *connect = request->connect;
1033 session_t *session = connect->session;
1034 WCHAR *req = NULL;
1035 char *req_ascii;
1036 int bytes_sent;
1037 DWORD len;
1038
1039 if (session->agent)
1040 process_header( request, attr_user_agent, session->agent, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1041
1042 if (connect->hostname)
1043 add_host_header( request, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW );
1044
1045 if (total_len || (request->verb && !strcmpW( request->verb, postW )))
1046 {
1047 WCHAR length[21]; /* decimal long int + null */
1048 sprintfW( length, length_fmt, total_len );
1049 process_header( request, attr_content_length, length, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1050 }
1051 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE))
1052 {
1053 process_header( request, attr_connection, keep_alive, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1054 }
1055 if (request->hdr.flags & WINHTTP_FLAG_REFRESH)
1056 {
1057 process_header( request, attr_pragma, no_cache, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1058 process_header( request, attr_cache_control, no_cache, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1059 }
1060 if (headers && !add_request_headers( request, headers, headers_len, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE ))
1061 {
1062 TRACE("failed to add request headers\n");
1063 return FALSE;
1064 }
1065 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES) && !add_cookie_headers( request ))
1066 {
1067 WARN("failed to add cookie headers\n");
1068 return FALSE;
1069 }
1070
1071 if (!(ret = open_connection( request ))) goto end;
1072 if (!(req = build_request_string( request ))) goto end;
1073
1074 if (!(req_ascii = strdupWA( req ))) goto end;
1075 TRACE("full request: %s\n", debugstr_a(req_ascii));
1076 len = strlen(req_ascii);
1077
1078 if (context) request->hdr.context = context;
1079 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDING_REQUEST, NULL, 0 );
1080
1081 ret = netconn_send( &request->netconn, req_ascii, len, 0, &bytes_sent );
1082 heap_free( req_ascii );
1083 if (!ret) goto end;
1084
1085 if (optional_len && !netconn_send( &request->netconn, optional, optional_len, 0, &bytes_sent )) goto end;
1086 len += optional_len;
1087
1088 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_SENT, &len, sizeof(DWORD) );
1089
1090 end:
1091 if (async)
1092 {
1093 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDREQUEST_COMPLETE, NULL, 0 );
1094 else
1095 {
1096 WINHTTP_ASYNC_RESULT result;
1097 result.dwResult = API_SEND_REQUEST;
1098 result.dwError = get_last_error();
1099 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1100 }
1101 }
1102 heap_free( req );
1103 return ret;
1104 }
1105
1106 static void task_send_request( task_header_t *task )
1107 {
1108 send_request_t *s = (send_request_t *)task;
1109 send_request( s->hdr.request, s->headers, s->headers_len, s->optional, s->optional_len, s->total_len, s->context, TRUE );
1110 heap_free( s->headers );
1111 }
1112
1113 /***********************************************************************
1114 * WinHttpSendRequest (winhttp.@)
1115 */
1116 BOOL WINAPI WinHttpSendRequest( HINTERNET hrequest, LPCWSTR headers, DWORD headers_len,
1117 LPVOID optional, DWORD optional_len, DWORD total_len, DWORD_PTR context )
1118 {
1119 BOOL ret;
1120 request_t *request;
1121
1122 TRACE("%p, %s, 0x%x, %u, %u, %lx\n",
1123 hrequest, debugstr_w(headers), headers_len, optional_len, total_len, context);
1124
1125 if (!(request = (request_t *)grab_object( hrequest )))
1126 {
1127 set_last_error( ERROR_INVALID_HANDLE );
1128 return FALSE;
1129 }
1130 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1131 {
1132 release_object( &request->hdr );
1133 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1134 return FALSE;
1135 }
1136
1137 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1138 {
1139 send_request_t *s;
1140
1141 if (!(s = heap_alloc( sizeof(send_request_t) ))) return FALSE;
1142 s->hdr.request = request;
1143 s->hdr.proc = task_send_request;
1144 s->headers = strdupW( headers );
1145 s->headers_len = headers_len;
1146 s->optional = optional;
1147 s->optional_len = optional_len;
1148 s->total_len = total_len;
1149 s->context = context;
1150
1151 addref_object( &request->hdr );
1152 ret = queue_task( (task_header_t *)s );
1153 }
1154 else
1155 ret = send_request( request, headers, headers_len, optional, optional_len, total_len, context, FALSE );
1156
1157 release_object( &request->hdr );
1158 return ret;
1159 }
1160
1161 static void clear_response_headers( request_t *request )
1162 {
1163 unsigned int i;
1164
1165 for (i = 0; i < request->num_headers; i++)
1166 {
1167 if (!request->headers[i].field) continue;
1168 if (!request->headers[i].value) continue;
1169 if (request->headers[i].is_request) continue;
1170 delete_header( request, i );
1171 i--;
1172 }
1173 }
1174
1175 #define MAX_REPLY_LEN 1460
1176 #define INITIAL_HEADER_BUFFER_LEN 512
1177
1178 static BOOL read_reply( request_t *request )
1179 {
1180 static const WCHAR crlf[] = {'\r','\n',0};
1181
1182 char buffer[MAX_REPLY_LEN];
1183 DWORD buflen, len, offset, received_len, crlf_len = 2; /* strlenW(crlf) */
1184 char *status_code, *status_text;
1185 WCHAR *versionW, *status_textW, *raw_headers;
1186 WCHAR status_codeW[4]; /* sizeof("nnn") */
1187
1188 if (!netconn_connected( &request->netconn )) return FALSE;
1189
1190 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RECEIVING_RESPONSE, NULL, 0 );
1191
1192 received_len = 0;
1193 do
1194 {
1195 buflen = MAX_REPLY_LEN;
1196 if (!netconn_get_next_line( &request->netconn, buffer, &buflen )) return FALSE;
1197 received_len += buflen;
1198
1199 /* first line should look like 'HTTP/1.x nnn OK' where nnn is the status code */
1200 if (!(status_code = strchr( buffer, ' ' ))) return FALSE;
1201 status_code++;
1202 if (!(status_text = strchr( status_code, ' ' ))) return FALSE;
1203 if ((len = status_text - status_code) != sizeof("nnn") - 1) return FALSE;
1204 status_text++;
1205
1206 TRACE("version [%s] status code [%s] status text [%s]\n",
1207 debugstr_an(buffer, status_code - buffer - 1),
1208 debugstr_an(status_code, len),
1209 debugstr_a(status_text));
1210
1211 } while (!memcmp( status_code, "100", len )); /* ignore "100 Continue" responses */
1212
1213 /* we rely on the fact that the protocol is ascii */
1214 MultiByteToWideChar( CP_ACP, 0, status_code, len, status_codeW, len );
1215 status_codeW[len] = 0;
1216 if (!(process_header( request, attr_status, status_codeW, WINHTTP_ADDREQ_FLAG_REPLACE, FALSE ))) return FALSE;
1217
1218 len = status_code - buffer;
1219 if (!(versionW = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1220 MultiByteToWideChar( CP_ACP, 0, buffer, len - 1, versionW, len -1 );
1221 versionW[len - 1] = 0;
1222
1223 heap_free( request->version );
1224 request->version = versionW;
1225
1226 len = buflen - (status_text - buffer);
1227 if (!(status_textW = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1228 MultiByteToWideChar( CP_ACP, 0, status_text, len, status_textW, len );
1229
1230 heap_free( request->status_text );
1231 request->status_text = status_textW;
1232
1233 len = max( buflen + crlf_len, INITIAL_HEADER_BUFFER_LEN );
1234 if (!(raw_headers = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1235 MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers, buflen );
1236 memcpy( raw_headers + buflen - 1, crlf, sizeof(crlf) );
1237
1238 heap_free( request->raw_headers );
1239 request->raw_headers = raw_headers;
1240
1241 offset = buflen + crlf_len - 1;
1242 for (;;)
1243 {
1244 header_t *header;
1245
1246 buflen = MAX_REPLY_LEN;
1247 if (!netconn_get_next_line( &request->netconn, buffer, &buflen )) goto end;
1248 received_len += buflen;
1249 if (!*buffer) break;
1250
1251 while (len - offset < buflen + crlf_len)
1252 {
1253 WCHAR *tmp;
1254 len *= 2;
1255 if (!(tmp = heap_realloc( raw_headers, len * sizeof(WCHAR) ))) return FALSE;
1256 request->raw_headers = raw_headers = tmp;
1257 }
1258 MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers + offset, buflen );
1259
1260 if (!(header = parse_header( raw_headers + offset ))) break;
1261 if (!(process_header( request, header->field, header->value, WINHTTP_ADDREQ_FLAG_ADD, FALSE )))
1262 {
1263 free_header( header );
1264 break;
1265 }
1266 free_header( header );
1267 memcpy( raw_headers + offset + buflen - 1, crlf, sizeof(crlf) );
1268 offset += buflen + crlf_len - 1;
1269 }
1270
1271 TRACE("raw headers: %s\n", debugstr_w(raw_headers));
1272
1273 end:
1274 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESPONSE_RECEIVED, &received_len, sizeof(DWORD) );
1275 return TRUE;
1276 }
1277
1278 static BOOL handle_redirect( request_t *request )
1279 {
1280 BOOL ret = FALSE;
1281 DWORD size, len;
1282 URL_COMPONENTS uc;
1283 connect_t *connect = request->connect;
1284 INTERNET_PORT port;
1285 WCHAR *hostname = NULL, *location = NULL;
1286 int index;
1287
1288 size = 0;
1289 query_headers( request, WINHTTP_QUERY_LOCATION, NULL, NULL, &size, NULL );
1290 if (!(location = heap_alloc( size ))) return FALSE;
1291 if (!query_headers( request, WINHTTP_QUERY_LOCATION, NULL, location, &size, NULL )) goto end;
1292
1293 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REDIRECT, location, size / sizeof(WCHAR) + 1 );
1294
1295 memset( &uc, 0, sizeof(uc) );
1296 uc.dwStructSize = sizeof(uc);
1297 uc.dwSchemeLength = uc.dwHostNameLength = uc.dwUrlPathLength = uc.dwExtraInfoLength = ~0u;
1298
1299 if (!WinHttpCrackUrl( location, size / sizeof(WCHAR), 0, &uc )) /* assume relative redirect */
1300 {
1301 WCHAR *path, *p;
1302
1303 len = strlenW( location ) + 1;
1304 if (location[0] != '/') len++;
1305 if (!(p = path = heap_alloc( len * sizeof(WCHAR) ))) goto end;
1306
1307 if (location[0] != '/') *p++ = '/';
1308 strcpyW( p, location );
1309
1310 heap_free( request->path );
1311 request->path = path;
1312 }
1313 else
1314 {
1315 if (uc.nScheme == INTERNET_SCHEME_HTTP && request->hdr.flags & WINHTTP_FLAG_SECURE)
1316 {
1317 TRACE("redirect from secure page to non-secure page\n");
1318 request->hdr.flags &= ~WINHTTP_FLAG_SECURE;
1319 }
1320 else if (uc.nScheme == INTERNET_SCHEME_HTTPS && !(request->hdr.flags & WINHTTP_FLAG_SECURE))
1321 {
1322 TRACE("redirect from non-secure page to secure page\n");
1323 request->hdr.flags |= WINHTTP_FLAG_SECURE;
1324 }
1325
1326 len = uc.dwHostNameLength;
1327 if (!(hostname = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end;
1328 memcpy( hostname, uc.lpszHostName, len * sizeof(WCHAR) );
1329 hostname[len] = 0;
1330
1331 port = uc.nPort ? uc.nPort : (uc.nScheme == INTERNET_SCHEME_HTTPS ? 443 : 80);
1332 if (strcmpiW( connect->hostname, hostname ) || connect->serverport != port)
1333 {
1334 heap_free( connect->hostname );
1335 connect->hostname = hostname;
1336 connect->hostport = port;
1337 if (!(ret = set_server_for_hostname( connect, hostname, port ))) goto end;
1338
1339 netconn_close( &request->netconn );
1340 if (!(ret = netconn_init( &request->netconn, request->hdr.flags & WINHTTP_FLAG_SECURE ))) goto end;
1341 }
1342 if (!(ret = add_host_header( request, WINHTTP_ADDREQ_FLAG_REPLACE ))) goto end;
1343 if (!(ret = open_connection( request ))) goto end;
1344
1345 heap_free( request->path );
1346 request->path = NULL;
1347 if (uc.dwUrlPathLength)
1348 {
1349 len = uc.dwUrlPathLength + uc.dwExtraInfoLength;
1350 if (!(request->path = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end;
1351 strcpyW( request->path, uc.lpszUrlPath );
1352 }
1353 else request->path = strdupW( slashW );
1354 }
1355
1356 /* remove content-type/length headers */
1357 if ((index = get_header_index( request, attr_content_type, 0, TRUE )) >= 0) delete_header( request, index );
1358 if ((index = get_header_index( request, attr_content_length, 0, TRUE )) >= 0 ) delete_header( request, index );
1359
1360 /* redirects are always GET requests */
1361 heap_free( request->verb );
1362 request->verb = strdupW( getW );
1363 ret = TRUE;
1364
1365 end:
1366 if (!ret) heap_free( hostname );
1367 heap_free( location );
1368 return ret;
1369 }
1370
1371 static BOOL receive_data( request_t *request, void *buffer, DWORD size, DWORD *read, BOOL async )
1372 {
1373 DWORD to_read;
1374 int bytes_read;
1375
1376 to_read = min( size, request->content_length - request->content_read );
1377 if (!netconn_recv( &request->netconn, buffer, to_read, async ? 0 : MSG_WAITALL, &bytes_read ))
1378 {
1379 if (bytes_read != to_read)
1380 {
1381 ERR("not all data received %d/%d\n", bytes_read, to_read);
1382 }
1383 /* always return success, even if the network layer returns an error */
1384 *read = 0;
1385 return TRUE;
1386 }
1387 request->content_read += bytes_read;
1388 *read = bytes_read;
1389 return TRUE;
1390 }
1391
1392 static DWORD get_chunk_size( const char *buffer )
1393 {
1394 const char *p;
1395 DWORD size = 0;
1396
1397 for (p = buffer; *p; p++)
1398 {
1399 if (*p >= '0' && *p <= '9') size = size * 16 + *p - '0';
1400 else if (*p >= 'a' && *p <= 'f') size = size * 16 + *p - 'a' + 10;
1401 else if (*p >= 'A' && *p <= 'F') size = size * 16 + *p - 'A' + 10;
1402 else if (*p == ';') break;
1403 }
1404 return size;
1405 }
1406
1407 static BOOL receive_data_chunked( request_t *request, void *buffer, DWORD size, DWORD *read, BOOL async )
1408 {
1409 char reply[MAX_REPLY_LEN], *p = buffer;
1410 DWORD buflen, to_read, to_write = size;
1411 int bytes_read;
1412
1413 *read = 0;
1414 for (;;)
1415 {
1416 if (*read == size) break;
1417
1418 if (request->content_length == ~0u) /* new chunk */
1419 {
1420 buflen = sizeof(reply);
1421 if (!netconn_get_next_line( &request->netconn, reply, &buflen )) break;
1422
1423 if (!(request->content_length = get_chunk_size( reply )))
1424 {
1425 /* zero sized chunk marks end of transfer; read any trailing headers and return */
1426 read_reply( request );
1427 break;
1428 }
1429 }
1430 to_read = min( to_write, request->content_length - request->content_read );
1431
1432 if (!netconn_recv( &request->netconn, p, to_read, async ? 0 : MSG_WAITALL, &bytes_read ))
1433 {
1434 if (bytes_read != to_read)
1435 {
1436 ERR("Not all data received %d/%d\n", bytes_read, to_read);
1437 }
1438 /* always return success, even if the network layer returns an error */
1439 *read = 0;
1440 break;
1441 }
1442 if (!bytes_read) break;
1443
1444 request->content_read += bytes_read;
1445 to_write -= bytes_read;
1446 *read += bytes_read;
1447 p += bytes_read;
1448
1449 if (request->content_read == request->content_length) /* chunk complete */
1450 {
1451 request->content_read = 0;
1452 request->content_length = ~0u;
1453
1454 buflen = sizeof(reply);
1455 if (!netconn_get_next_line( &request->netconn, reply, &buflen ))
1456 {
1457 ERR("Malformed chunk\n");
1458 *read = 0;
1459 break;
1460 }
1461 }
1462 }
1463 return TRUE;
1464 }
1465
1466 static void finished_reading( request_t *request )
1467 {
1468 static const WCHAR closeW[] = {'c','l','o','s','e',0};
1469
1470 BOOL close = FALSE;
1471 WCHAR connection[20];
1472 DWORD size = sizeof(connection);
1473
1474 if (request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE) close = TRUE;
1475 else if (query_headers( request, WINHTTP_QUERY_CONNECTION, NULL, connection, &size, NULL ) ||
1476 query_headers( request, WINHTTP_QUERY_PROXY_CONNECTION, NULL, connection, &size, NULL ))
1477 {
1478 if (!strcmpiW( connection, closeW )) close = TRUE;
1479 }
1480 else if (!strcmpW( request->version, http1_0 )) close = TRUE;
1481
1482 if (close) close_connection( request );
1483 request->content_length = ~0u;
1484 request->content_read = 0;
1485 }
1486
1487 static BOOL read_data( request_t *request, void *buffer, DWORD to_read, DWORD *read, BOOL async )
1488 {
1489 static const WCHAR chunked[] = {'c','h','u','n','k','e','d',0};
1490
1491 BOOL ret;
1492 WCHAR encoding[20];
1493 DWORD num_bytes, buflen = sizeof(encoding);
1494
1495 if (query_headers( request, WINHTTP_QUERY_TRANSFER_ENCODING, NULL, encoding, &buflen, NULL ) &&
1496 !strcmpiW( encoding, chunked ))
1497 {
1498 ret = receive_data_chunked( request, buffer, to_read, &num_bytes, async );
1499 }
1500 else
1501 ret = receive_data( request, buffer, to_read, &num_bytes, async );
1502
1503 if (async)
1504 {
1505 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_READ_COMPLETE, buffer, num_bytes );
1506 else
1507 {
1508 WINHTTP_ASYNC_RESULT result;
1509 result.dwResult = API_READ_DATA;
1510 result.dwError = get_last_error();
1511 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1512 }
1513 }
1514 if (ret)
1515 {
1516 if (read) *read = num_bytes;
1517 if (!num_bytes) finished_reading( request );
1518 }
1519 return ret;
1520 }
1521
1522 /* read any content returned by the server so that the connection can be reused */
1523 static void drain_content( request_t *request )
1524 {
1525 DWORD bytes_read;
1526 char buffer[2048];
1527
1528 if (!request->content_length) return;
1529 for (;;)
1530 {
1531 if (!read_data( request, buffer, sizeof(buffer), &bytes_read, FALSE ) || !bytes_read) return;
1532 }
1533 }
1534
1535 static void record_cookies( request_t *request )
1536 {
1537 unsigned int i;
1538
1539 for (i = 0; i < request->num_headers; i++)
1540 {
1541 header_t *set_cookie = &request->headers[i];
1542 if (!strcmpiW( set_cookie->field, attr_set_cookie ) && !set_cookie->is_request)
1543 {
1544 set_cookies( request, set_cookie->value );
1545 }
1546 }
1547 }
1548
1549 static BOOL receive_response( request_t *request, BOOL async )
1550 {
1551 BOOL ret;
1552 DWORD size, query, status;
1553
1554 for (;;)
1555 {
1556 if (!(ret = read_reply( request ))) break;
1557
1558 size = sizeof(DWORD);
1559 query = WINHTTP_QUERY_STATUS_CODE | WINHTTP_QUERY_FLAG_NUMBER;
1560 if (!(ret = query_headers( request, query, NULL, &status, &size, NULL ))) break;
1561
1562 size = sizeof(DWORD);
1563 query = WINHTTP_QUERY_CONTENT_LENGTH | WINHTTP_QUERY_FLAG_NUMBER;
1564 if (!query_headers( request, query, NULL, &request->content_length, &size, NULL ))
1565 request->content_length = ~0u;
1566
1567 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES)) record_cookies( request );
1568
1569 if (status == 301 || status == 302)
1570 {
1571 if (request->hdr.disable_flags & WINHTTP_DISABLE_REDIRECTS) break;
1572
1573 drain_content( request );
1574 if (!(ret = handle_redirect( request ))) break;
1575
1576 clear_response_headers( request );
1577 ret = send_request( request, NULL, 0, NULL, 0, 0, 0, FALSE ); /* recurse synchronously */
1578 continue;
1579 }
1580 if (status == 401) FIXME("authentication not supported\n");
1581 break;
1582 }
1583
1584 if (async)
1585 {
1586 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE, NULL, 0 );
1587 else
1588 {
1589 WINHTTP_ASYNC_RESULT result;
1590 result.dwResult = API_RECEIVE_RESPONSE;
1591 result.dwError = get_last_error();
1592 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1593 }
1594 }
1595 return ret;
1596 }
1597
1598 static void task_receive_response( task_header_t *task )
1599 {
1600 receive_response_t *r = (receive_response_t *)task;
1601 receive_response( r->hdr.request, TRUE );
1602 }
1603
1604 /***********************************************************************
1605 * WinHttpReceiveResponse (winhttp.@)
1606 */
1607 BOOL WINAPI WinHttpReceiveResponse( HINTERNET hrequest, LPVOID reserved )
1608 {
1609 BOOL ret;
1610 request_t *request;
1611
1612 TRACE("%p, %p\n", hrequest, reserved);
1613
1614 if (!(request = (request_t *)grab_object( hrequest )))
1615 {
1616 set_last_error( ERROR_INVALID_HANDLE );
1617 return FALSE;
1618 }
1619 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1620 {
1621 release_object( &request->hdr );
1622 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1623 return FALSE;
1624 }
1625
1626 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1627 {
1628 receive_response_t *r;
1629
1630 if (!(r = heap_alloc( sizeof(receive_response_t) ))) return FALSE;
1631 r->hdr.request = request;
1632 r->hdr.proc = task_receive_response;
1633
1634 addref_object( &request->hdr );
1635 ret = queue_task( (task_header_t *)r );
1636 }
1637 else
1638 ret = receive_response( request, FALSE );
1639
1640 release_object( &request->hdr );
1641 return ret;
1642 }
1643
1644 static BOOL query_data( request_t *request, LPDWORD available, BOOL async )
1645 {
1646 BOOL ret;
1647 DWORD num_bytes;
1648
1649 if ((ret = netconn_query_data_available( &request->netconn, &num_bytes )))
1650 {
1651 if (request->content_read < request->content_length)
1652 {
1653 if (!num_bytes)
1654 {
1655 char buffer[4096];
1656 size_t to_read = min( sizeof(buffer), request->content_length - request->content_read );
1657
1658 ret = netconn_recv( &request->netconn, buffer, to_read, MSG_PEEK, (int *)&num_bytes );
1659 if (ret && !num_bytes) WARN("expected more data to be available\n");
1660 }
1661 }
1662 else if (num_bytes)
1663 {
1664 WARN("extra data available %u\n", num_bytes);
1665 ret = FALSE;
1666 }
1667 }
1668 TRACE("%u bytes available\n", num_bytes);
1669
1670 if (async)
1671 {
1672 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE, &num_bytes, sizeof(DWORD) );
1673 else
1674 {
1675 WINHTTP_ASYNC_RESULT result;
1676 result.dwResult = API_QUERY_DATA_AVAILABLE;
1677 result.dwError = get_last_error();
1678 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1679 }
1680 }
1681 if (ret && available) *available = num_bytes;
1682 return ret;
1683 }
1684
1685 static void task_query_data( task_header_t *task )
1686 {
1687 query_data_t *q = (query_data_t *)task;
1688 query_data( q->hdr.request, q->available, TRUE );
1689 }
1690
1691 /***********************************************************************
1692 * WinHttpQueryDataAvailable (winhttp.@)
1693 */
1694 BOOL WINAPI WinHttpQueryDataAvailable( HINTERNET hrequest, LPDWORD available )
1695 {
1696 BOOL ret;
1697 request_t *request;
1698
1699 TRACE("%p, %p\n", hrequest, available);
1700
1701 if (!(request = (request_t *)grab_object( hrequest )))
1702 {
1703 set_last_error( ERROR_INVALID_HANDLE );
1704 return FALSE;
1705 }
1706 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1707 {
1708 release_object( &request->hdr );
1709 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1710 return FALSE;
1711 }
1712
1713 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1714 {
1715 query_data_t *q;
1716
1717 if (!(q = heap_alloc( sizeof(query_data_t) ))) return FALSE;
1718 q->hdr.request = request;
1719 q->hdr.proc = task_query_data;
1720 q->available = available;
1721
1722 addref_object( &request->hdr );
1723 ret = queue_task( (task_header_t *)q );
1724 }
1725 else
1726 ret = query_data( request, available, FALSE );
1727
1728 release_object( &request->hdr );
1729 return ret;
1730 }
1731
1732 static void task_read_data( task_header_t *task )
1733 {
1734 read_data_t *r = (read_data_t *)task;
1735 read_data( r->hdr.request, r->buffer, r->to_read, r->read, TRUE );
1736 }
1737
1738 /***********************************************************************
1739 * WinHttpReadData (winhttp.@)
1740 */
1741 BOOL WINAPI WinHttpReadData( HINTERNET hrequest, LPVOID buffer, DWORD to_read, LPDWORD read )
1742 {
1743 BOOL ret;
1744 request_t *request;
1745
1746 TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_read, read);
1747
1748 if (!(request = (request_t *)grab_object( hrequest )))
1749 {
1750 set_last_error( ERROR_INVALID_HANDLE );
1751 return FALSE;
1752 }
1753 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1754 {
1755 release_object( &request->hdr );
1756 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1757 return FALSE;
1758 }
1759
1760 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1761 {
1762 read_data_t *r;
1763
1764 if (!(r = heap_alloc( sizeof(read_data_t) ))) return FALSE;
1765 r->hdr.request = request;
1766 r->hdr.proc = task_read_data;
1767 r->buffer = buffer;
1768 r->to_read = to_read;
1769 r->read = read;
1770
1771 addref_object( &request->hdr );
1772 ret = queue_task( (task_header_t *)r );
1773 }
1774 else
1775 ret = read_data( request, buffer, to_read, read, FALSE );
1776
1777 release_object( &request->hdr );
1778 return ret;
1779 }
1780
1781 static BOOL write_data( request_t *request, LPCVOID buffer, DWORD to_write, LPDWORD written, BOOL async )
1782 {
1783 BOOL ret;
1784 int num_bytes;
1785
1786 ret = netconn_send( &request->netconn, buffer, to_write, 0, &num_bytes );
1787
1788 if (async)
1789 {
1790 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_WRITE_COMPLETE, &num_bytes, sizeof(DWORD) );
1791 else
1792 {
1793 WINHTTP_ASYNC_RESULT result;
1794 result.dwResult = API_WRITE_DATA;
1795 result.dwError = get_last_error();
1796 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1797 }
1798 }
1799 if (ret && written) *written = num_bytes;
1800 return ret;
1801 }
1802
1803 static void task_write_data( task_header_t *task )
1804 {
1805 write_data_t *w = (write_data_t *)task;
1806 write_data( w->hdr.request, w->buffer, w->to_write, w->written, TRUE );
1807 }
1808
1809 /***********************************************************************
1810 * WinHttpWriteData (winhttp.@)
1811 */
1812 BOOL WINAPI WinHttpWriteData( HINTERNET hrequest, LPCVOID buffer, DWORD to_write, LPDWORD written )
1813 {
1814 BOOL ret;
1815 request_t *request;
1816
1817 TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_write, written);
1818
1819 if (!(request = (request_t *)grab_object( hrequest )))
1820 {
1821 set_last_error( ERROR_INVALID_HANDLE );
1822 return FALSE;
1823 }
1824 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1825 {
1826 release_object( &request->hdr );
1827 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1828 return FALSE;
1829 }
1830
1831 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1832 {
1833 write_data_t *w;
1834
1835 if (!(w = heap_alloc( sizeof(write_data_t) ))) return FALSE;
1836 w->hdr.request = request;
1837 w->hdr.proc = task_write_data;
1838 w->buffer = buffer;
1839 w->to_write = to_write;
1840 w->written = written;
1841
1842 addref_object( &request->hdr );
1843 ret = queue_task( (task_header_t *)w );
1844 }
1845 else
1846 ret = write_data( request, buffer, to_write, written, FALSE );
1847
1848 release_object( &request->hdr );
1849 return ret;
1850 }
1851
1852 #define ARRAYSIZE(array) (sizeof(array) / sizeof((array)[0]))
1853
1854 static DWORD auth_scheme_from_header( WCHAR *header )
1855 {
1856 static const WCHAR basic[] = {'B','a','s','i','c'};
1857 static const WCHAR ntlm[] = {'N','T','L','M'};
1858 static const WCHAR passport[] = {'P','a','s','s','p','o','r','t'};
1859 static const WCHAR digest[] = {'D','i','g','e','s','t'};
1860 static const WCHAR negotiate[] = {'N','e','g','o','t','i','a','t','e'};
1861
1862 if (!strncmpiW( header, basic, ARRAYSIZE(basic) ) &&
1863 (header[ARRAYSIZE(basic)] == ' ' || !header[ARRAYSIZE(basic)])) return WINHTTP_AUTH_SCHEME_BASIC;
1864
1865 if (!strncmpiW( header, ntlm, ARRAYSIZE(ntlm) ) &&
1866 (header[ARRAYSIZE(ntlm)] == ' ' || !header[ARRAYSIZE(ntlm)])) return WINHTTP_AUTH_SCHEME_NTLM;
1867
1868 if (!strncmpiW( header, passport, ARRAYSIZE(passport) ) &&
1869 (header[ARRAYSIZE(passport)] == ' ' || !header[ARRAYSIZE(passport)])) return WINHTTP_AUTH_SCHEME_PASSPORT;
1870
1871 if (!strncmpiW( header, digest, ARRAYSIZE(digest) ) &&
1872 (header[ARRAYSIZE(digest)] == ' ' || !header[ARRAYSIZE(digest)])) return WINHTTP_AUTH_SCHEME_DIGEST;
1873
1874 if (!strncmpiW( header, negotiate, ARRAYSIZE(negotiate) ) &&
1875 (header[ARRAYSIZE(negotiate)] == ' ' || !header[ARRAYSIZE(negotiate)])) return WINHTTP_AUTH_SCHEME_NEGOTIATE;
1876
1877 return 0;
1878 }
1879
1880 static BOOL query_auth_schemes( request_t *request, DWORD level, LPDWORD supported, LPDWORD first )
1881 {
1882 DWORD index = 0;
1883 BOOL ret = FALSE;
1884
1885 for (;;)
1886 {
1887 WCHAR *buffer;
1888 DWORD size, scheme;
1889
1890 size = 0;
1891 query_headers( request, level, NULL, NULL, &size, &index );
1892 if (GetLastError() != ERROR_INSUFFICIENT_BUFFER) break;
1893
1894 index--;
1895 if (!(buffer = heap_alloc( size ))) return FALSE;
1896 if (!query_headers( request, level, NULL, buffer, &size, &index ))
1897 {
1898 heap_free( buffer );
1899 return FALSE;
1900 }
1901 scheme = auth_scheme_from_header( buffer );
1902 if (index == 1) *first = scheme;
1903 *supported |= scheme;
1904
1905 heap_free( buffer );
1906 ret = TRUE;
1907 }
1908 return ret;
1909 }
1910
1911 /***********************************************************************
1912 * WinHttpQueryAuthSchemes (winhttp.@)
1913 */
1914 BOOL WINAPI WinHttpQueryAuthSchemes( HINTERNET hrequest, LPDWORD supported, LPDWORD first, LPDWORD target )
1915 {
1916 BOOL ret = FALSE;
1917 request_t *request;
1918
1919 TRACE("%p, %p, %p, %p\n", hrequest, supported, first, target);
1920
1921 if (!(request = (request_t *)grab_object( hrequest )))
1922 {
1923 set_last_error( ERROR_INVALID_HANDLE );
1924 return FALSE;
1925 }
1926 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1927 {
1928 release_object( &request->hdr );
1929 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1930 return FALSE;
1931 }
1932
1933 if (query_auth_schemes( request, WINHTTP_QUERY_WWW_AUTHENTICATE, supported, first ))
1934 {
1935 *target = WINHTTP_AUTH_TARGET_SERVER;
1936 ret = TRUE;
1937 }
1938 else if (query_auth_schemes( request, WINHTTP_QUERY_PROXY_AUTHENTICATE, supported, first ))
1939 {
1940 *target = WINHTTP_AUTH_TARGET_PROXY;
1941 ret = TRUE;
1942 }
1943
1944 release_object( &request->hdr );
1945 return ret;
1946 }
1947
1948 static UINT encode_base64( const char *bin, unsigned int len, WCHAR *base64 )
1949 {
1950 UINT n = 0, x;
1951 static const char base64enc[] =
1952 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
1953
1954 while (len > 0)
1955 {
1956 /* first 6 bits, all from bin[0] */
1957 base64[n++] = base64enc[(bin[0] & 0xfc) >> 2];
1958 x = (bin[0] & 3) << 4;
1959
1960 /* next 6 bits, 2 from bin[0] and 4 from bin[1] */
1961 if (len == 1)
1962 {
1963 base64[n++] = base64enc[x];
1964 base64[n++] = '=';
1965 base64[n++] = '=';
1966 break;
1967 }
1968 base64[n++] = base64enc[x | ((bin[1] & 0xf0) >> 4)];
1969 x = (bin[1] & 0x0f) << 2;
1970
1971 /* next 6 bits 4 from bin[1] and 2 from bin[2] */
1972 if (len == 2)
1973 {
1974 base64[n++] = base64enc[x];
1975 base64[n++] = '=';
1976 break;
1977 }
1978 base64[n++] = base64enc[x | ((bin[2] & 0xc0) >> 6)];
1979
1980 /* last 6 bits, all from bin [2] */
1981 base64[n++] = base64enc[bin[2] & 0x3f];
1982 bin += 3;
1983 len -= 3;
1984 }
1985 base64[n] = 0;
1986 return n;
1987 }
1988
1989 static BOOL set_credentials( request_t *request, DWORD target, DWORD scheme, LPCWSTR username, LPCWSTR password )
1990 {
1991 static const WCHAR basic[] = {'B','a','s','i','c',' ',0};
1992
1993 const WCHAR *auth_scheme, *auth_target;
1994 WCHAR *auth_header;
1995 DWORD len, auth_data_len;
1996 char *auth_data;
1997 BOOL ret;
1998
1999 switch (target)
2000 {
2001 case WINHTTP_AUTH_TARGET_SERVER: auth_target = attr_authorization; break;
2002 case WINHTTP_AUTH_TARGET_PROXY: auth_target = attr_proxy_authorization; break;
2003 default:
2004 WARN("unknown target %x\n", target);
2005 return FALSE;
2006 }
2007 switch (scheme)
2008 {
2009 case WINHTTP_AUTH_SCHEME_BASIC:
2010 {
2011 int userlen = WideCharToMultiByte( CP_UTF8, 0, username, strlenW( username ), NULL, 0, NULL, NULL );
2012 int passlen = WideCharToMultiByte( CP_UTF8, 0, password, strlenW( password ), NULL, 0, NULL, NULL );
2013
2014 TRACE("basic authentication\n");
2015
2016 auth_scheme = basic;
2017 auth_data_len = userlen + 1 + passlen;
2018 if (!(auth_data = heap_alloc( auth_data_len ))) return FALSE;
2019
2020 WideCharToMultiByte( CP_UTF8, 0, username, -1, auth_data, userlen, NULL, NULL );
2021 auth_data[userlen] = ':';
2022 WideCharToMultiByte( CP_UTF8, 0, password, -1, auth_data + userlen + 1, passlen, NULL, NULL );
2023 break;
2024 }
2025 case WINHTTP_AUTH_SCHEME_NTLM:
2026 case WINHTTP_AUTH_SCHEME_PASSPORT:
2027 case WINHTTP_AUTH_SCHEME_DIGEST:
2028 case WINHTTP_AUTH_SCHEME_NEGOTIATE:
2029 FIXME("unimplemented authentication scheme %x\n", scheme);
2030 return FALSE;
2031 default:
2032 WARN("unknown authentication scheme %x\n", scheme);
2033 return FALSE;
2034 }
2035
2036 len = strlenW( auth_scheme ) + ((auth_data_len + 2) * 4) / 3;
2037 if (!(auth_header = heap_alloc( (len + 1) * sizeof(WCHAR) )))
2038 {
2039 heap_free( auth_data );
2040 return FALSE;
2041 }
2042 strcpyW( auth_header, auth_scheme );
2043 encode_base64( auth_data, auth_data_len, auth_header + strlenW( auth_header ) );
2044
2045 ret = process_header( request, auth_target, auth_header, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE, TRUE );
2046
2047 heap_free( auth_data );
2048 heap_free( auth_header );
2049 return ret;
2050 }
2051
2052 /***********************************************************************
2053 * WinHttpSetCredentials (winhttp.@)
2054 */
2055 BOOL WINAPI WinHttpSetCredentials( HINTERNET hrequest, DWORD target, DWORD scheme, LPCWSTR username,
2056 LPCWSTR password, LPVOID params )
2057 {
2058 BOOL ret;
2059 request_t *request;
2060
2061 TRACE("%p, %x, 0x%08x, %s, %p, %p\n", hrequest, target, scheme, debugstr_w(username), password, params);
2062
2063 if (!(request = (request_t *)grab_object( hrequest )))
2064 {
2065 set_last_error( ERROR_INVALID_HANDLE );
2066 return FALSE;
2067 }
2068 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
2069 {
2070 release_object( &request->hdr );
2071 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
2072 return FALSE;
2073 }
2074
2075 ret = set_credentials( request, target, scheme, username, password );
2076
2077 release_object( &request->hdr );
2078 return ret;
2079 }
Windows API implementation