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
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.
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.
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
23 #include "wine/port.h"
24 #include "wine/debug.h"
27 #ifdef HAVE_ARPA_INET_H
28 # include <arpa/inet.h>
35 #include "winhttp_private.h"
37 WINE_DEFAULT_DEBUG_CHANNEL(winhttp);
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};
96 static const WCHAR *attribute_table[] =
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 */
175 static DWORD CALLBACK task_thread( LPVOID param )
177 task_header_t *task = param;
181 release_object( &task->request->hdr );
183 return ERROR_SUCCESS;
186 static BOOL queue_task( task_header_t *task )
188 return QueueUserWorkItem( task_thread, task, WT_EXECUTELONGFUNCTION );
191 static void free_header( header_t *header )
193 heap_free( header->field );
194 heap_free( header->value );
198 static BOOL valid_token_char( WCHAR c )
200 if (c < 32 || c == 127) return FALSE;
207 case '\\': case '\"':
219 static header_t *parse_header( LPCWSTR string )
226 if (!(q = strchrW( p, ':' )))
228 WARN("no ':' in line %s\n", debugstr_w(string));
233 WARN("empty field name in line %s\n", debugstr_w(string));
238 if (!valid_token_char( *p ))
240 WARN("invalid character in field name %s\n", debugstr_w(string));
246 if (!(header = heap_alloc_zero( sizeof(header_t) ))) return NULL;
247 if (!(header->field = heap_alloc( (len + 1) * sizeof(WCHAR) )))
252 memcpy( header->field, string, len * sizeof(WCHAR) );
253 header->field[len] = 0;
255 q++; /* skip past colon */
256 while (*q == ' ') q++;
259 WARN("no value in line %s\n", debugstr_w(string));
263 if (!(header->value = heap_alloc( (len + 1) * sizeof(WCHAR) )))
265 free_header( header );
268 memcpy( header->value, q, len * sizeof(WCHAR) );
269 header->value[len] = 0;
274 static int get_header_index( request_t *request, LPCWSTR field, int requested_index, BOOL request_only )
278 TRACE("%s\n", debugstr_w(field));
280 for (index = 0; index < request->num_headers; index++)
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;
286 if (!requested_index) break;
289 if (index >= request->num_headers) index = -1;
290 TRACE("returning %d\n", index);
294 static BOOL insert_header( request_t *request, header_t *header )
299 count = request->num_headers + 1;
301 hdrs = heap_realloc_zero( request->headers, sizeof(header_t) * count );
303 hdrs = heap_alloc_zero( sizeof(header_t) * count );
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++;
317 static BOOL delete_header( request_t *request, DWORD index )
319 if (!request->num_headers) return FALSE;
320 if (index >= request->num_headers) return FALSE;
321 request->num_headers--;
323 heap_free( request->headers[index].field );
324 heap_free( request->headers[index].value );
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) );
331 static BOOL process_header( request_t *request, LPCWSTR field, LPCWSTR value, DWORD flags, BOOL request_only )
336 TRACE("%s: %s 0x%08x\n", debugstr_w(field), debugstr_w(value), flags);
338 /* replace wins out over add */
339 if (flags & WINHTTP_ADDREQ_FLAG_REPLACE) flags &= ~WINHTTP_ADDREQ_FLAG_ADD;
341 if (flags & WINHTTP_ADDREQ_FLAG_ADD) index = -1;
343 index = get_header_index( request, field, 0, request_only );
347 if (flags & WINHTTP_ADDREQ_FLAG_ADD_IF_NEW) return FALSE;
348 header = &request->headers[index];
354 hdr.field = (LPWSTR)field;
355 hdr.value = (LPWSTR)value;
356 hdr.is_request = request_only;
358 return insert_header( request, &hdr );
360 /* no value to delete */
363 if (flags & WINHTTP_ADDREQ_FLAG_REPLACE)
365 delete_header( request, index );
370 hdr.field = (LPWSTR)field;
371 hdr.value = (LPWSTR)value;
372 hdr.is_request = request_only;
374 return insert_header( request, &hdr );
378 else if (flags & (WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA | WINHTTP_ADDREQ_FLAG_COALESCE_WITH_SEMICOLON))
381 int len, orig_len, value_len;
383 orig_len = strlenW( header->value );
384 value_len = strlenW( value );
386 if (flags & WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA) sep = ',';
389 len = orig_len + value_len + 2;
390 if ((tmp = heap_realloc( header->value, (len + 1) * sizeof(WCHAR) )))
394 header->value[orig_len] = sep;
396 header->value[orig_len] = ' ';
399 memcpy( &header->value[orig_len], value, value_len * sizeof(WCHAR) );
400 header->value[len] = 0;
407 BOOL add_request_headers( request_t *request, LPCWSTR headers, DWORD len, DWORD flags )
410 WCHAR *buffer, *p, *q;
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 );
424 if (q[0] == '\r' && q[1] == '\n') break;
431 q += 2; /* jump over \r\n */
433 if ((header = parse_header( p )))
435 ret = process_header( request, header->field, header->value, flags, TRUE );
436 free_header( header );
445 /***********************************************************************
446 * WinHttpAddRequestHeaders (winhttp.@)
448 BOOL WINAPI WinHttpAddRequestHeaders( HINTERNET hrequest, LPCWSTR headers, DWORD len, DWORD flags )
453 TRACE("%p, %s, 0x%x, 0x%08x\n", hrequest, debugstr_w(headers), len, flags);
457 set_last_error( ERROR_INVALID_PARAMETER );
460 if (!(request = (request_t *)grab_object( hrequest )))
462 set_last_error( ERROR_INVALID_HANDLE );
465 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
467 release_object( &request->hdr );
468 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
472 ret = add_request_headers( request, headers, len, flags );
474 release_object( &request->hdr );
478 static WCHAR *build_request_path( request_t *request )
482 if (strcmpiW( request->connect->hostname, request->connect->servername ))
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;
490 len = strlenW( scheme ) + strlenW( request->connect->hostname );
491 /* 3 characters for '://', 1 for NUL. */
493 if (request->connect->hostport)
495 /* 1 for ':' between host and port, up to 5 for port */
499 len += strlenW( request->path );
500 if ((ret = heap_alloc( len * sizeof(WCHAR) )))
502 sprintfW( ret, fmt, scheme, request->connect->hostname );
503 if (request->connect->hostport)
505 static const WCHAR colonFmt[] = { ':','%','d',0 };
507 sprintfW( ret + strlenW( ret ), colonFmt,
508 request->connect->hostport );
511 strcatW( ret, request->path );
519 static WCHAR *build_request_string( request_t *request )
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};
527 const WCHAR **headers, **p;
528 unsigned int len, i = 0, j;
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;
534 path = build_request_path( request );
535 headers[i++] = request->verb;
536 headers[i++] = space;
538 headers[i++] = space;
539 headers[i++] = request->version;
541 for (j = 0; j < request->num_headers; j++)
543 if (request->headers[j].is_request)
546 headers[i++] = request->headers[j].field;
547 headers[i++] = colon;
548 headers[i++] = request->headers[j].value;
550 TRACE("adding header %s (%s)\n", debugstr_w(request->headers[j].field),
551 debugstr_w(request->headers[j].value));
554 headers[i++] = twocrlf;
558 for (p = headers; *p; p++) len += strlenW( *p );
561 if (!(ret = heap_alloc( len * sizeof(WCHAR) )))
564 for (p = headers; *p; p++) strcatW( ret, *p );
567 if (path != request->path)
569 heap_free( headers );
573 #define QUERY_MODIFIER_MASK (WINHTTP_QUERY_FLAG_REQUEST_HEADERS | WINHTTP_QUERY_FLAG_SYSTEMTIME | WINHTTP_QUERY_FLAG_NUMBER)
575 static BOOL query_headers( request_t *request, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index )
577 header_t *header = NULL;
578 BOOL request_only, ret = FALSE;
579 int requested_index, header_index = -1;
582 request_only = level & WINHTTP_QUERY_FLAG_REQUEST_HEADERS;
583 requested_index = index ? *index : 0;
585 attr = level & ~QUERY_MODIFIER_MASK;
588 case WINHTTP_QUERY_CUSTOM:
590 header_index = get_header_index( request, name, requested_index, request_only );
593 case WINHTTP_QUERY_RAW_HEADERS:
595 WCHAR *headers, *p, *q;
598 headers = build_request_string( request );
600 headers = request->raw_headers;
602 if (!(p = headers)) return FALSE;
603 for (len = 0; *p; p++) if (*p != '\r') len++;
605 if (!buffer || (len + 1) * sizeof(WCHAR) > *buflen)
608 set_last_error( ERROR_INSUFFICIENT_BUFFER );
612 for (p = headers, q = buffer; *p; p++, q++)
614 if (*p != '\r') *q = *p;
622 TRACE("returning data: %s\n", debugstr_wn(buffer, len));
625 *buflen = len * sizeof(WCHAR);
626 if (request_only) heap_free( headers );
629 case WINHTTP_QUERY_RAW_HEADERS_CRLF:
634 headers = build_request_string( request );
636 headers = request->raw_headers;
638 if (!headers) return FALSE;
639 len = strlenW( headers ) * sizeof(WCHAR);
640 if (!buffer || len + sizeof(WCHAR) > *buflen)
642 len += sizeof(WCHAR);
643 set_last_error( ERROR_INSUFFICIENT_BUFFER );
647 memcpy( buffer, headers, len + sizeof(WCHAR) );
648 TRACE("returning data: %s\n", debugstr_wn(buffer, len / sizeof(WCHAR)));
652 if (request_only) heap_free( headers );
655 case WINHTTP_QUERY_VERSION:
656 len = strlenW( request->version ) * sizeof(WCHAR);
657 if (!buffer || len + sizeof(WCHAR) > *buflen)
659 len += sizeof(WCHAR);
660 set_last_error( ERROR_INSUFFICIENT_BUFFER );
664 strcpyW( buffer, request->version );
665 TRACE("returning string: %s\n", debugstr_w(buffer));
671 case WINHTTP_QUERY_STATUS_TEXT:
672 len = strlenW( request->status_text ) * sizeof(WCHAR);
673 if (!buffer || len + sizeof(WCHAR) > *buflen)
675 len += sizeof(WCHAR);
676 set_last_error( ERROR_INSUFFICIENT_BUFFER );
680 strcpyW( buffer, request->status_text );
681 TRACE("returning string: %s\n", debugstr_w(buffer));
688 if (attr >= sizeof(attribute_table)/sizeof(attribute_table[0]) || !attribute_table[attr])
690 FIXME("attribute %u not implemented\n", attr);
693 TRACE("attribute %s\n", debugstr_w(attribute_table[attr]));
694 header_index = get_header_index( request, attribute_table[attr], requested_index, request_only );
698 if (header_index >= 0)
700 header = &request->headers[header_index];
702 if (!header || (request_only && !header->is_request))
704 set_last_error( ERROR_WINHTTP_HEADER_NOT_FOUND );
707 if (index) *index += 1;
708 if (level & WINHTTP_QUERY_FLAG_NUMBER)
710 if (!buffer || sizeof(int) > *buflen)
712 set_last_error( ERROR_INSUFFICIENT_BUFFER );
716 int *number = buffer;
717 *number = atoiW( header->value );
718 TRACE("returning number: %d\n", *number);
721 *buflen = sizeof(int);
723 else if (level & WINHTTP_QUERY_FLAG_SYSTEMTIME)
725 SYSTEMTIME *st = buffer;
726 if (!buffer || sizeof(SYSTEMTIME) > *buflen)
728 set_last_error( ERROR_INSUFFICIENT_BUFFER );
730 else if ((ret = WinHttpTimeToSystemTime( header->value, st )))
732 TRACE("returning time: %04d/%02d/%02d - %d - %02d:%02d:%02d.%02d\n",
733 st->wYear, st->wMonth, st->wDay, st->wDayOfWeek,
734 st->wHour, st->wMinute, st->wSecond, st->wMilliseconds);
736 *buflen = sizeof(SYSTEMTIME);
738 else if (header->value)
740 len = strlenW( header->value ) * sizeof(WCHAR);
741 if (!buffer || len + sizeof(WCHAR) > *buflen)
743 len += sizeof(WCHAR);
744 set_last_error( ERROR_INSUFFICIENT_BUFFER );
748 strcpyW( buffer, header->value );
749 TRACE("returning string: %s\n", debugstr_w(buffer));
757 /***********************************************************************
758 * WinHttpQueryHeaders (winhttp.@)
760 BOOL WINAPI WinHttpQueryHeaders( HINTERNET hrequest, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index )
765 TRACE("%p, 0x%08x, %s, %p, %p, %p\n", hrequest, level, debugstr_w(name), buffer, buflen, index);
767 if (!(request = (request_t *)grab_object( hrequest )))
769 set_last_error( ERROR_INVALID_HANDLE );
772 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
774 release_object( &request->hdr );
775 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
779 ret = query_headers( request, level, name, buffer, buflen, index );
781 release_object( &request->hdr );
785 static LPWSTR concatenate_string_list( LPCWSTR *list, int len )
790 for( t = list; *t ; t++ )
791 len += strlenW( *t );
794 str = heap_alloc( len * sizeof(WCHAR) );
795 if (!str) return NULL;
798 for( t = list; *t ; t++ )
804 static LPWSTR build_header_request_string( request_t *request, LPCWSTR verb,
805 LPCWSTR path, LPCWSTR version )
807 static const WCHAR crlf[] = {'\r','\n',0};
808 static const WCHAR space[] = { ' ',0 };
809 static const WCHAR colon[] = { ':',' ',0 };
810 static const WCHAR twocrlf[] = {'\r','\n','\r','\n', 0};
811 LPWSTR requestString;
817 /* allocate space for an array of all the string pointers to be added */
818 len = (request->num_headers) * 4 + 10;
819 req = heap_alloc( len * sizeof(LPCWSTR) );
820 if (!req) return NULL;
822 /* add the verb, path and HTTP version string */
830 /* Append custom request headers */
831 for (i = 0; i < request->num_headers; i++)
833 if (request->headers[i].is_request)
836 req[n++] = request->headers[i].field;
838 req[n++] = request->headers[i].value;
840 TRACE("Adding custom header %s (%s)\n",
841 debugstr_w(request->headers[i].field),
842 debugstr_w(request->headers[i].value));
847 ERR("oops. buffer overrun\n");
850 requestString = concatenate_string_list( req, 4 );
852 if (!requestString) return NULL;
855 * Set (header) termination string for request
856 * Make sure there's exactly two new lines at the end of the request
858 p = &requestString[strlenW(requestString)-1];
859 while ( (*p == '\n') || (*p == '\r') )
861 strcpyW( p+1, twocrlf );
863 return requestString;
866 static BOOL read_reply( request_t *request );
868 static BOOL secure_proxy_connect( request_t *request )
870 static const WCHAR verbConnect[] = {'C','O','N','N','E','C','T',0};
871 static const WCHAR fmt[] = {'%','s',':','%','d',0};
874 connect_t *connect = request->connect;
876 path = heap_alloc( (strlenW( connect->hostname ) + 13) * sizeof(WCHAR) );
879 LPWSTR requestString;
881 sprintfW( path, fmt, connect->hostname, connect->hostport );
882 requestString = build_header_request_string( request, verbConnect,
887 LPSTR req_ascii = strdupWA( requestString );
889 heap_free( requestString );
892 int len = strlen( req_ascii ), bytes_sent;
894 ret = netconn_send( &request->netconn, req_ascii, len, 0, &bytes_sent );
895 heap_free( req_ascii );
897 ret = read_reply( request );
904 #ifndef INET6_ADDRSTRLEN
905 #define INET6_ADDRSTRLEN 46
908 static BOOL open_connection( request_t *request )
912 char address[INET6_ADDRSTRLEN];
917 if (netconn_connected( &request->netconn )) return TRUE;
919 connect = request->connect;
920 port = connect->serverport ? connect->serverport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80);
922 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESOLVING_NAME, connect->servername, strlenW(connect->servername) + 1 );
924 slen = sizeof(connect->sockaddr);
925 if (!netconn_resolve( connect->servername, port, (struct sockaddr *)&connect->sockaddr, &slen, request->resolve_timeout )) return FALSE;
926 switch (connect->sockaddr.ss_family)
929 addr = &((struct sockaddr_in *)&connect->sockaddr)->sin_addr;
932 addr = &((struct sockaddr_in6 *)&connect->sockaddr)->sin6_addr;
935 WARN("unsupported address family %d\n", connect->sockaddr.ss_family);
938 inet_ntop( connect->sockaddr.ss_family, addr, address, sizeof(address) );
939 addressW = strdupAW( address );
941 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_NAME_RESOLVED, addressW, strlenW(addressW) + 1 );
943 TRACE("connecting to %s:%u\n", address, port);
945 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTING_TO_SERVER, addressW, 0 );
947 if (!netconn_create( &request->netconn, connect->sockaddr.ss_family, SOCK_STREAM, 0 ))
949 heap_free( addressW );
952 netconn_set_timeout( &request->netconn, TRUE, request->send_timeout );
953 netconn_set_timeout( &request->netconn, FALSE, request->recv_timeout );
954 if (!netconn_connect( &request->netconn, (struct sockaddr *)&connect->sockaddr, slen, request->connect_timeout ))
956 netconn_close( &request->netconn );
957 heap_free( addressW );
960 if (request->hdr.flags & WINHTTP_FLAG_SECURE)
962 if (connect->session->proxy_server &&
963 strcmpiW( connect->hostname, connect->servername ))
965 if (!secure_proxy_connect( request ))
967 heap_free( addressW );
971 if (!netconn_secure_connect( &request->netconn, connect->servername ))
973 netconn_close( &request->netconn );
974 heap_free( addressW );
979 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTED_TO_SERVER, addressW, strlenW(addressW) + 1 );
981 heap_free( addressW );
985 void close_connection( request_t *request )
987 if (!netconn_connected( &request->netconn )) return;
989 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CLOSING_CONNECTION, 0, 0 );
990 netconn_close( &request->netconn );
991 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTION_CLOSED, 0, 0 );
994 static BOOL add_host_header( request_t *request, DWORD modifier )
999 static const WCHAR fmt[] = {'%','s',':','%','u',0};
1000 connect_t *connect = request->connect;
1003 port = connect->hostport ? connect->hostport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80);
1005 if (port == INTERNET_DEFAULT_HTTP_PORT || port == INTERNET_DEFAULT_HTTPS_PORT)
1007 return process_header( request, attr_host, connect->hostname, modifier, TRUE );
1009 len = strlenW( connect->hostname ) + 7; /* sizeof(":65335") */
1010 if (!(host = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1011 sprintfW( host, fmt, connect->hostname, port );
1012 ret = process_header( request, attr_host, host, modifier, TRUE );
1017 static BOOL send_request( request_t *request, LPCWSTR headers, DWORD headers_len, LPVOID optional,
1018 DWORD optional_len, DWORD total_len, DWORD_PTR context, BOOL async )
1020 static const WCHAR keep_alive[] = {'K','e','e','p','-','A','l','i','v','e',0};
1021 static const WCHAR no_cache[] = {'n','o','-','c','a','c','h','e',0};
1022 static const WCHAR length_fmt[] = {'%','l','d',0};
1025 connect_t *connect = request->connect;
1026 session_t *session = connect->session;
1033 process_header( request, attr_user_agent, session->agent, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1035 if (connect->hostname)
1036 add_host_header( request, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW );
1038 if (total_len || (request->verb && !strcmpW( request->verb, postW )))
1040 WCHAR length[21]; /* decimal long int + null */
1041 sprintfW( length, length_fmt, total_len );
1042 process_header( request, attr_content_length, length, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1044 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE))
1046 process_header( request, attr_connection, keep_alive, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1048 if (request->hdr.flags & WINHTTP_FLAG_REFRESH)
1050 process_header( request, attr_pragma, no_cache, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1051 process_header( request, attr_cache_control, no_cache, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1053 if (headers && !add_request_headers( request, headers, headers_len, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE ))
1055 TRACE("failed to add request headers\n");
1058 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES) && !add_cookie_headers( request ))
1060 WARN("failed to add cookie headers\n");
1064 if (!(ret = open_connection( request ))) goto end;
1065 if (!(req = build_request_string( request ))) goto end;
1067 if (!(req_ascii = strdupWA( req ))) goto end;
1068 TRACE("full request: %s\n", debugstr_a(req_ascii));
1069 len = strlen(req_ascii);
1071 if (context) request->hdr.context = context;
1072 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDING_REQUEST, NULL, 0 );
1074 ret = netconn_send( &request->netconn, req_ascii, len, 0, &bytes_sent );
1075 heap_free( req_ascii );
1078 if (optional_len && !netconn_send( &request->netconn, optional, optional_len, 0, &bytes_sent )) goto end;
1079 len += optional_len;
1081 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_SENT, &len, sizeof(DWORD) );
1086 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDREQUEST_COMPLETE, NULL, 0 );
1089 WINHTTP_ASYNC_RESULT result;
1090 result.dwResult = API_SEND_REQUEST;
1091 result.dwError = get_last_error();
1092 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1099 static void task_send_request( task_header_t *task )
1101 send_request_t *s = (send_request_t *)task;
1102 send_request( s->hdr.request, s->headers, s->headers_len, s->optional, s->optional_len, s->total_len, s->context, TRUE );
1103 heap_free( s->headers );
1106 /***********************************************************************
1107 * WinHttpSendRequest (winhttp.@)
1109 BOOL WINAPI WinHttpSendRequest( HINTERNET hrequest, LPCWSTR headers, DWORD headers_len,
1110 LPVOID optional, DWORD optional_len, DWORD total_len, DWORD_PTR context )
1115 TRACE("%p, %s, 0x%x, %u, %u, %lx\n",
1116 hrequest, debugstr_w(headers), headers_len, optional_len, total_len, context);
1118 if (!(request = (request_t *)grab_object( hrequest )))
1120 set_last_error( ERROR_INVALID_HANDLE );
1123 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1125 release_object( &request->hdr );
1126 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1130 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1134 if (!(s = heap_alloc( sizeof(send_request_t) ))) return FALSE;
1135 s->hdr.request = request;
1136 s->hdr.proc = task_send_request;
1137 s->headers = strdupW( headers );
1138 s->headers_len = headers_len;
1139 s->optional = optional;
1140 s->optional_len = optional_len;
1141 s->total_len = total_len;
1142 s->context = context;
1144 addref_object( &request->hdr );
1145 ret = queue_task( (task_header_t *)s );
1148 ret = send_request( request, headers, headers_len, optional, optional_len, total_len, context, FALSE );
1150 release_object( &request->hdr );
1154 #define ARRAYSIZE(array) (sizeof(array) / sizeof((array)[0]))
1156 static DWORD auth_scheme_from_header( WCHAR *header )
1158 static const WCHAR basic[] = {'B','a','s','i','c'};
1159 static const WCHAR ntlm[] = {'N','T','L','M'};
1160 static const WCHAR passport[] = {'P','a','s','s','p','o','r','t'};
1161 static const WCHAR digest[] = {'D','i','g','e','s','t'};
1162 static const WCHAR negotiate[] = {'N','e','g','o','t','i','a','t','e'};
1164 if (!strncmpiW( header, basic, ARRAYSIZE(basic) ) &&
1165 (header[ARRAYSIZE(basic)] == ' ' || !header[ARRAYSIZE(basic)])) return WINHTTP_AUTH_SCHEME_BASIC;
1167 if (!strncmpiW( header, ntlm, ARRAYSIZE(ntlm) ) &&
1168 (header[ARRAYSIZE(ntlm)] == ' ' || !header[ARRAYSIZE(ntlm)])) return WINHTTP_AUTH_SCHEME_NTLM;
1170 if (!strncmpiW( header, passport, ARRAYSIZE(passport) ) &&
1171 (header[ARRAYSIZE(passport)] == ' ' || !header[ARRAYSIZE(passport)])) return WINHTTP_AUTH_SCHEME_PASSPORT;
1173 if (!strncmpiW( header, digest, ARRAYSIZE(digest) ) &&
1174 (header[ARRAYSIZE(digest)] == ' ' || !header[ARRAYSIZE(digest)])) return WINHTTP_AUTH_SCHEME_DIGEST;
1176 if (!strncmpiW( header, negotiate, ARRAYSIZE(negotiate) ) &&
1177 (header[ARRAYSIZE(negotiate)] == ' ' || !header[ARRAYSIZE(negotiate)])) return WINHTTP_AUTH_SCHEME_NEGOTIATE;
1182 static BOOL query_auth_schemes( request_t *request, DWORD level, LPDWORD supported, LPDWORD first )
1193 query_headers( request, level, NULL, NULL, &size, &index );
1194 if (GetLastError() != ERROR_INSUFFICIENT_BUFFER) break;
1197 if (!(buffer = heap_alloc( size ))) return FALSE;
1198 if (!query_headers( request, level, NULL, buffer, &size, &index ))
1200 heap_free( buffer );
1203 scheme = auth_scheme_from_header( buffer );
1204 if (first && index == 1) *first = scheme;
1205 *supported |= scheme;
1207 heap_free( buffer );
1213 /***********************************************************************
1214 * WinHttpQueryAuthSchemes (winhttp.@)
1216 BOOL WINAPI WinHttpQueryAuthSchemes( HINTERNET hrequest, LPDWORD supported, LPDWORD first, LPDWORD target )
1221 TRACE("%p, %p, %p, %p\n", hrequest, supported, first, target);
1223 if (!(request = (request_t *)grab_object( hrequest )))
1225 set_last_error( ERROR_INVALID_HANDLE );
1228 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1230 release_object( &request->hdr );
1231 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1235 if (query_auth_schemes( request, WINHTTP_QUERY_WWW_AUTHENTICATE, supported, first ))
1237 *target = WINHTTP_AUTH_TARGET_SERVER;
1240 else if (query_auth_schemes( request, WINHTTP_QUERY_PROXY_AUTHENTICATE, supported, first ))
1242 *target = WINHTTP_AUTH_TARGET_PROXY;
1246 release_object( &request->hdr );
1250 static UINT encode_base64( const char *bin, unsigned int len, WCHAR *base64 )
1253 static const char base64enc[] =
1254 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
1258 /* first 6 bits, all from bin[0] */
1259 base64[n++] = base64enc[(bin[0] & 0xfc) >> 2];
1260 x = (bin[0] & 3) << 4;
1262 /* next 6 bits, 2 from bin[0] and 4 from bin[1] */
1265 base64[n++] = base64enc[x];
1270 base64[n++] = base64enc[x | ((bin[1] & 0xf0) >> 4)];
1271 x = (bin[1] & 0x0f) << 2;
1273 /* next 6 bits 4 from bin[1] and 2 from bin[2] */
1276 base64[n++] = base64enc[x];
1280 base64[n++] = base64enc[x | ((bin[2] & 0xc0) >> 6)];
1282 /* last 6 bits, all from bin [2] */
1283 base64[n++] = base64enc[bin[2] & 0x3f];
1291 static BOOL set_credentials( request_t *request, DWORD target, DWORD scheme, LPCWSTR username, LPCWSTR password )
1293 static const WCHAR basic[] = {'B','a','s','i','c',' ',0};
1294 const WCHAR *auth_scheme, *auth_target;
1296 DWORD len, auth_data_len;
1300 if (!username || !password)
1302 set_last_error( ERROR_INVALID_PARAMETER );
1308 case WINHTTP_AUTH_TARGET_SERVER: auth_target = attr_authorization; break;
1309 case WINHTTP_AUTH_TARGET_PROXY: auth_target = attr_proxy_authorization; break;
1311 WARN("unknown target %x\n", target);
1316 case WINHTTP_AUTH_SCHEME_BASIC:
1318 int userlen = WideCharToMultiByte( CP_UTF8, 0, username, strlenW( username ), NULL, 0, NULL, NULL );
1319 int passlen = WideCharToMultiByte( CP_UTF8, 0, password, strlenW( password ), NULL, 0, NULL, NULL );
1321 TRACE("basic authentication\n");
1323 auth_scheme = basic;
1324 auth_data_len = userlen + 1 + passlen;
1325 if (!(auth_data = heap_alloc( auth_data_len ))) return FALSE;
1327 WideCharToMultiByte( CP_UTF8, 0, username, -1, auth_data, userlen, NULL, NULL );
1328 auth_data[userlen] = ':';
1329 WideCharToMultiByte( CP_UTF8, 0, password, -1, auth_data + userlen + 1, passlen, NULL, NULL );
1332 case WINHTTP_AUTH_SCHEME_NTLM:
1333 case WINHTTP_AUTH_SCHEME_PASSPORT:
1334 case WINHTTP_AUTH_SCHEME_DIGEST:
1335 case WINHTTP_AUTH_SCHEME_NEGOTIATE:
1336 FIXME("unimplemented authentication scheme %x\n", scheme);
1339 WARN("unknown authentication scheme %x\n", scheme);
1343 len = strlenW( auth_scheme ) + ((auth_data_len + 2) * 4) / 3;
1344 if (!(auth_header = heap_alloc( (len + 1) * sizeof(WCHAR) )))
1346 heap_free( auth_data );
1349 strcpyW( auth_header, auth_scheme );
1350 encode_base64( auth_data, auth_data_len, auth_header + strlenW( auth_header ) );
1352 ret = process_header( request, auth_target, auth_header, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE, TRUE );
1354 heap_free( auth_data );
1355 heap_free( auth_header );
1359 /***********************************************************************
1360 * WinHttpSetCredentials (winhttp.@)
1362 BOOL WINAPI WinHttpSetCredentials( HINTERNET hrequest, DWORD target, DWORD scheme, LPCWSTR username,
1363 LPCWSTR password, LPVOID params )
1368 TRACE("%p, %x, 0x%08x, %s, %p, %p\n", hrequest, target, scheme, debugstr_w(username), password, params);
1370 if (!(request = (request_t *)grab_object( hrequest )))
1372 set_last_error( ERROR_INVALID_HANDLE );
1375 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1377 release_object( &request->hdr );
1378 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1382 ret = set_credentials( request, target, scheme, username, password );
1384 release_object( &request->hdr );
1388 static BOOL handle_authorization( request_t *request, DWORD status )
1390 DWORD schemes, level, target;
1391 const WCHAR *username, *password;
1396 target = WINHTTP_AUTH_TARGET_SERVER;
1397 level = WINHTTP_QUERY_WWW_AUTHENTICATE;
1401 target = WINHTTP_AUTH_TARGET_PROXY;
1402 level = WINHTTP_QUERY_PROXY_AUTHENTICATE;
1406 WARN("unhandled status %u\n", status);
1410 if (!query_auth_schemes( request, level, &schemes, NULL )) return FALSE;
1412 if (target == WINHTTP_AUTH_TARGET_SERVER)
1414 username = request->connect->username;
1415 password = request->connect->password;
1419 username = request->connect->session->proxy_username;
1420 password = request->connect->session->proxy_password;
1423 if (schemes & WINHTTP_AUTH_SCHEME_BASIC)
1424 return set_credentials( request, target, WINHTTP_AUTH_SCHEME_BASIC, username, password );
1426 FIXME("unsupported authentication scheme\n");
1430 static void clear_response_headers( request_t *request )
1434 for (i = 0; i < request->num_headers; i++)
1436 if (!request->headers[i].field) continue;
1437 if (!request->headers[i].value) continue;
1438 if (request->headers[i].is_request) continue;
1439 delete_header( request, i );
1444 #define MAX_REPLY_LEN 1460
1445 #define INITIAL_HEADER_BUFFER_LEN 512
1447 static BOOL read_reply( request_t *request )
1449 static const WCHAR crlf[] = {'\r','\n',0};
1451 char buffer[MAX_REPLY_LEN];
1452 DWORD buflen, len, offset, received_len, crlf_len = 2; /* strlenW(crlf) */
1453 char *status_code, *status_text;
1454 WCHAR *versionW, *status_textW, *raw_headers;
1455 WCHAR status_codeW[4]; /* sizeof("nnn") */
1457 if (!netconn_connected( &request->netconn )) return FALSE;
1459 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RECEIVING_RESPONSE, NULL, 0 );
1464 buflen = MAX_REPLY_LEN;
1465 if (!netconn_get_next_line( &request->netconn, buffer, &buflen )) return FALSE;
1466 received_len += buflen;
1468 /* first line should look like 'HTTP/1.x nnn OK' where nnn is the status code */
1469 if (!(status_code = strchr( buffer, ' ' ))) return FALSE;
1471 if (!(status_text = strchr( status_code, ' ' ))) return FALSE;
1472 if ((len = status_text - status_code) != sizeof("nnn") - 1) return FALSE;
1475 TRACE("version [%s] status code [%s] status text [%s]\n",
1476 debugstr_an(buffer, status_code - buffer - 1),
1477 debugstr_an(status_code, len),
1478 debugstr_a(status_text));
1480 } while (!memcmp( status_code, "100", len )); /* ignore "100 Continue" responses */
1482 /* we rely on the fact that the protocol is ascii */
1483 MultiByteToWideChar( CP_ACP, 0, status_code, len, status_codeW, len );
1484 status_codeW[len] = 0;
1485 if (!(process_header( request, attr_status, status_codeW, WINHTTP_ADDREQ_FLAG_REPLACE, FALSE ))) return FALSE;
1487 len = status_code - buffer;
1488 if (!(versionW = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1489 MultiByteToWideChar( CP_ACP, 0, buffer, len - 1, versionW, len -1 );
1490 versionW[len - 1] = 0;
1492 heap_free( request->version );
1493 request->version = versionW;
1495 len = buflen - (status_text - buffer);
1496 if (!(status_textW = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1497 MultiByteToWideChar( CP_ACP, 0, status_text, len, status_textW, len );
1499 heap_free( request->status_text );
1500 request->status_text = status_textW;
1502 len = max( buflen + crlf_len, INITIAL_HEADER_BUFFER_LEN );
1503 if (!(raw_headers = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1504 MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers, buflen );
1505 memcpy( raw_headers + buflen - 1, crlf, sizeof(crlf) );
1507 heap_free( request->raw_headers );
1508 request->raw_headers = raw_headers;
1510 offset = buflen + crlf_len - 1;
1515 buflen = MAX_REPLY_LEN;
1516 if (!netconn_get_next_line( &request->netconn, buffer, &buflen )) goto end;
1517 received_len += buflen;
1518 if (!*buffer) break;
1520 while (len - offset < buflen + crlf_len)
1524 if (!(tmp = heap_realloc( raw_headers, len * sizeof(WCHAR) ))) return FALSE;
1525 request->raw_headers = raw_headers = tmp;
1527 MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers + offset, buflen );
1529 if (!(header = parse_header( raw_headers + offset ))) break;
1530 if (!(process_header( request, header->field, header->value, WINHTTP_ADDREQ_FLAG_ADD, FALSE )))
1532 free_header( header );
1535 free_header( header );
1536 memcpy( raw_headers + offset + buflen - 1, crlf, sizeof(crlf) );
1537 offset += buflen + crlf_len - 1;
1540 TRACE("raw headers: %s\n", debugstr_w(raw_headers));
1543 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESPONSE_RECEIVED, &received_len, sizeof(DWORD) );
1547 static BOOL handle_redirect( request_t *request )
1552 connect_t *connect = request->connect;
1554 WCHAR *hostname = NULL, *location = NULL;
1558 query_headers( request, WINHTTP_QUERY_LOCATION, NULL, NULL, &size, NULL );
1559 if (!(location = heap_alloc( size ))) return FALSE;
1560 if (!query_headers( request, WINHTTP_QUERY_LOCATION, NULL, location, &size, NULL )) goto end;
1562 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REDIRECT, location, size / sizeof(WCHAR) + 1 );
1564 memset( &uc, 0, sizeof(uc) );
1565 uc.dwStructSize = sizeof(uc);
1566 uc.dwSchemeLength = uc.dwHostNameLength = uc.dwUrlPathLength = uc.dwExtraInfoLength = ~0u;
1568 if (!WinHttpCrackUrl( location, size / sizeof(WCHAR), 0, &uc )) /* assume relative redirect */
1572 len = strlenW( location ) + 1;
1573 if (location[0] != '/') len++;
1574 if (!(p = path = heap_alloc( len * sizeof(WCHAR) ))) goto end;
1576 if (location[0] != '/') *p++ = '/';
1577 strcpyW( p, location );
1579 heap_free( request->path );
1580 request->path = path;
1584 if (uc.nScheme == INTERNET_SCHEME_HTTP && request->hdr.flags & WINHTTP_FLAG_SECURE)
1586 TRACE("redirect from secure page to non-secure page\n");
1587 request->hdr.flags &= ~WINHTTP_FLAG_SECURE;
1589 else if (uc.nScheme == INTERNET_SCHEME_HTTPS && !(request->hdr.flags & WINHTTP_FLAG_SECURE))
1591 TRACE("redirect from non-secure page to secure page\n");
1592 request->hdr.flags |= WINHTTP_FLAG_SECURE;
1595 len = uc.dwHostNameLength;
1596 if (!(hostname = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end;
1597 memcpy( hostname, uc.lpszHostName, len * sizeof(WCHAR) );
1600 port = uc.nPort ? uc.nPort : (uc.nScheme == INTERNET_SCHEME_HTTPS ? 443 : 80);
1601 if (strcmpiW( connect->hostname, hostname ) || connect->serverport != port)
1603 heap_free( connect->hostname );
1604 connect->hostname = hostname;
1605 connect->hostport = port;
1606 if (!(ret = set_server_for_hostname( connect, hostname, port ))) goto end;
1608 netconn_close( &request->netconn );
1609 if (!(ret = netconn_init( &request->netconn, request->hdr.flags & WINHTTP_FLAG_SECURE ))) goto end;
1611 if (!(ret = add_host_header( request, WINHTTP_ADDREQ_FLAG_REPLACE ))) goto end;
1612 if (!(ret = open_connection( request ))) goto end;
1614 heap_free( request->path );
1615 request->path = NULL;
1616 if (uc.dwUrlPathLength)
1618 len = uc.dwUrlPathLength + uc.dwExtraInfoLength;
1619 if (!(request->path = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end;
1620 strcpyW( request->path, uc.lpszUrlPath );
1622 else request->path = strdupW( slashW );
1625 /* remove content-type/length headers */
1626 if ((index = get_header_index( request, attr_content_type, 0, TRUE )) >= 0) delete_header( request, index );
1627 if ((index = get_header_index( request, attr_content_length, 0, TRUE )) >= 0 ) delete_header( request, index );
1629 /* redirects are always GET requests */
1630 heap_free( request->verb );
1631 request->verb = strdupW( getW );
1635 if (!ret) heap_free( hostname );
1636 heap_free( location );
1640 static BOOL receive_data( request_t *request, void *buffer, DWORD size, DWORD *read, BOOL async )
1645 to_read = min( size, request->content_length - request->content_read );
1646 if (!netconn_recv( &request->netconn, buffer, to_read, async ? 0 : MSG_WAITALL, &bytes_read ))
1648 if (bytes_read != to_read)
1650 ERR("not all data received %d/%d\n", bytes_read, to_read);
1652 /* always return success, even if the network layer returns an error */
1656 request->content_read += bytes_read;
1661 static DWORD get_chunk_size( const char *buffer )
1666 for (p = buffer; *p; p++)
1668 if (*p >= '0' && *p <= '9') size = size * 16 + *p - '0';
1669 else if (*p >= 'a' && *p <= 'f') size = size * 16 + *p - 'a' + 10;
1670 else if (*p >= 'A' && *p <= 'F') size = size * 16 + *p - 'A' + 10;
1671 else if (*p == ';') break;
1676 static BOOL receive_data_chunked( request_t *request, void *buffer, DWORD size, DWORD *read, BOOL async )
1678 char reply[MAX_REPLY_LEN], *p = buffer;
1679 DWORD buflen, to_read, to_write = size;
1685 if (*read == size) break;
1687 if (request->content_length == ~0u) /* new chunk */
1689 buflen = sizeof(reply);
1690 if (!netconn_get_next_line( &request->netconn, reply, &buflen )) break;
1692 if (!(request->content_length = get_chunk_size( reply )))
1694 /* zero sized chunk marks end of transfer; read any trailing headers and return */
1695 read_reply( request );
1699 to_read = min( to_write, request->content_length - request->content_read );
1701 if (!netconn_recv( &request->netconn, p, to_read, async ? 0 : MSG_WAITALL, &bytes_read ))
1703 if (bytes_read != to_read)
1705 ERR("Not all data received %d/%d\n", bytes_read, to_read);
1707 /* always return success, even if the network layer returns an error */
1711 if (!bytes_read) break;
1713 request->content_read += bytes_read;
1714 to_write -= bytes_read;
1715 *read += bytes_read;
1718 if (request->content_read == request->content_length) /* chunk complete */
1720 request->content_read = 0;
1721 request->content_length = ~0u;
1723 buflen = sizeof(reply);
1724 if (!netconn_get_next_line( &request->netconn, reply, &buflen ))
1726 ERR("Malformed chunk\n");
1735 static void finished_reading( request_t *request )
1737 static const WCHAR closeW[] = {'c','l','o','s','e',0};
1740 WCHAR connection[20];
1741 DWORD size = sizeof(connection);
1743 if (request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE) close = TRUE;
1744 else if (query_headers( request, WINHTTP_QUERY_CONNECTION, NULL, connection, &size, NULL ) ||
1745 query_headers( request, WINHTTP_QUERY_PROXY_CONNECTION, NULL, connection, &size, NULL ))
1747 if (!strcmpiW( connection, closeW )) close = TRUE;
1749 else if (!strcmpW( request->version, http1_0 )) close = TRUE;
1751 if (close) close_connection( request );
1752 request->content_length = ~0u;
1753 request->content_read = 0;
1756 static BOOL read_data( request_t *request, void *buffer, DWORD to_read, DWORD *read, BOOL async )
1758 static const WCHAR chunked[] = {'c','h','u','n','k','e','d',0};
1762 DWORD num_bytes, buflen = sizeof(encoding);
1764 if (query_headers( request, WINHTTP_QUERY_TRANSFER_ENCODING, NULL, encoding, &buflen, NULL ) &&
1765 !strcmpiW( encoding, chunked ))
1767 ret = receive_data_chunked( request, buffer, to_read, &num_bytes, async );
1770 ret = receive_data( request, buffer, to_read, &num_bytes, async );
1774 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_READ_COMPLETE, buffer, num_bytes );
1777 WINHTTP_ASYNC_RESULT result;
1778 result.dwResult = API_READ_DATA;
1779 result.dwError = get_last_error();
1780 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1785 if (read) *read = num_bytes;
1786 if (!num_bytes) finished_reading( request );
1791 /* read any content returned by the server so that the connection can be reused */
1792 static void drain_content( request_t *request )
1797 if (!request->content_length) return;
1800 if (!read_data( request, buffer, sizeof(buffer), &bytes_read, FALSE ) || !bytes_read) return;
1804 static void record_cookies( request_t *request )
1808 for (i = 0; i < request->num_headers; i++)
1810 header_t *set_cookie = &request->headers[i];
1811 if (!strcmpiW( set_cookie->field, attr_set_cookie ) && !set_cookie->is_request)
1813 set_cookies( request, set_cookie->value );
1818 static BOOL receive_response( request_t *request, BOOL async )
1821 DWORD size, query, status;
1825 if (!(ret = read_reply( request ))) break;
1827 size = sizeof(DWORD);
1828 query = WINHTTP_QUERY_STATUS_CODE | WINHTTP_QUERY_FLAG_NUMBER;
1829 if (!(ret = query_headers( request, query, NULL, &status, &size, NULL ))) break;
1831 size = sizeof(DWORD);
1832 query = WINHTTP_QUERY_CONTENT_LENGTH | WINHTTP_QUERY_FLAG_NUMBER;
1833 if (!query_headers( request, query, NULL, &request->content_length, &size, NULL ))
1834 request->content_length = ~0u;
1836 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES)) record_cookies( request );
1838 if (status == 301 || status == 302)
1840 if (request->hdr.disable_flags & WINHTTP_DISABLE_REDIRECTS) break;
1842 drain_content( request );
1843 if (!(ret = handle_redirect( request ))) break;
1845 clear_response_headers( request );
1846 ret = send_request( request, NULL, 0, NULL, 0, 0, 0, FALSE ); /* recurse synchronously */
1849 else if (status == 401 || status == 407)
1851 if (request->hdr.disable_flags & WINHTTP_DISABLE_AUTHENTICATION) break;
1853 drain_content( request );
1854 if (!handle_authorization( request, status ))
1859 clear_response_headers( request );
1860 ret = send_request( request, NULL, 0, NULL, 0, 0, 0, FALSE );
1868 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE, NULL, 0 );
1871 WINHTTP_ASYNC_RESULT result;
1872 result.dwResult = API_RECEIVE_RESPONSE;
1873 result.dwError = get_last_error();
1874 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1880 static void task_receive_response( task_header_t *task )
1882 receive_response_t *r = (receive_response_t *)task;
1883 receive_response( r->hdr.request, TRUE );
1886 /***********************************************************************
1887 * WinHttpReceiveResponse (winhttp.@)
1889 BOOL WINAPI WinHttpReceiveResponse( HINTERNET hrequest, LPVOID reserved )
1894 TRACE("%p, %p\n", hrequest, reserved);
1896 if (!(request = (request_t *)grab_object( hrequest )))
1898 set_last_error( ERROR_INVALID_HANDLE );
1901 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1903 release_object( &request->hdr );
1904 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1908 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1910 receive_response_t *r;
1912 if (!(r = heap_alloc( sizeof(receive_response_t) ))) return FALSE;
1913 r->hdr.request = request;
1914 r->hdr.proc = task_receive_response;
1916 addref_object( &request->hdr );
1917 ret = queue_task( (task_header_t *)r );
1920 ret = receive_response( request, FALSE );
1922 release_object( &request->hdr );
1926 static BOOL query_data( request_t *request, LPDWORD available, BOOL async )
1931 if ((ret = netconn_query_data_available( &request->netconn, &num_bytes )))
1933 if (request->content_read < request->content_length)
1938 size_t to_read = min( sizeof(buffer), request->content_length - request->content_read );
1940 ret = netconn_recv( &request->netconn, buffer, to_read, MSG_PEEK, (int *)&num_bytes );
1941 if (ret && !num_bytes) WARN("expected more data to be available\n");
1946 WARN("extra data available %u\n", num_bytes);
1950 TRACE("%u bytes available\n", num_bytes);
1954 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE, &num_bytes, sizeof(DWORD) );
1957 WINHTTP_ASYNC_RESULT result;
1958 result.dwResult = API_QUERY_DATA_AVAILABLE;
1959 result.dwError = get_last_error();
1960 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1963 if (ret && available) *available = num_bytes;
1967 static void task_query_data( task_header_t *task )
1969 query_data_t *q = (query_data_t *)task;
1970 query_data( q->hdr.request, q->available, TRUE );
1973 /***********************************************************************
1974 * WinHttpQueryDataAvailable (winhttp.@)
1976 BOOL WINAPI WinHttpQueryDataAvailable( HINTERNET hrequest, LPDWORD available )
1981 TRACE("%p, %p\n", hrequest, available);
1983 if (!(request = (request_t *)grab_object( hrequest )))
1985 set_last_error( ERROR_INVALID_HANDLE );
1988 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1990 release_object( &request->hdr );
1991 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1995 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1999 if (!(q = heap_alloc( sizeof(query_data_t) ))) return FALSE;
2000 q->hdr.request = request;
2001 q->hdr.proc = task_query_data;
2002 q->available = available;
2004 addref_object( &request->hdr );
2005 ret = queue_task( (task_header_t *)q );
2008 ret = query_data( request, available, FALSE );
2010 release_object( &request->hdr );
2014 static void task_read_data( task_header_t *task )
2016 read_data_t *r = (read_data_t *)task;
2017 read_data( r->hdr.request, r->buffer, r->to_read, r->read, TRUE );
2020 /***********************************************************************
2021 * WinHttpReadData (winhttp.@)
2023 BOOL WINAPI WinHttpReadData( HINTERNET hrequest, LPVOID buffer, DWORD to_read, LPDWORD read )
2028 TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_read, read);
2030 if (!(request = (request_t *)grab_object( hrequest )))
2032 set_last_error( ERROR_INVALID_HANDLE );
2035 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
2037 release_object( &request->hdr );
2038 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
2042 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
2046 if (!(r = heap_alloc( sizeof(read_data_t) ))) return FALSE;
2047 r->hdr.request = request;
2048 r->hdr.proc = task_read_data;
2050 r->to_read = to_read;
2053 addref_object( &request->hdr );
2054 ret = queue_task( (task_header_t *)r );
2057 ret = read_data( request, buffer, to_read, read, FALSE );
2059 release_object( &request->hdr );
2063 static BOOL write_data( request_t *request, LPCVOID buffer, DWORD to_write, LPDWORD written, BOOL async )
2068 ret = netconn_send( &request->netconn, buffer, to_write, 0, &num_bytes );
2072 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_WRITE_COMPLETE, &num_bytes, sizeof(DWORD) );
2075 WINHTTP_ASYNC_RESULT result;
2076 result.dwResult = API_WRITE_DATA;
2077 result.dwError = get_last_error();
2078 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
2081 if (ret && written) *written = num_bytes;
2085 static void task_write_data( task_header_t *task )
2087 write_data_t *w = (write_data_t *)task;
2088 write_data( w->hdr.request, w->buffer, w->to_write, w->written, TRUE );
2091 /***********************************************************************
2092 * WinHttpWriteData (winhttp.@)
2094 BOOL WINAPI WinHttpWriteData( HINTERNET hrequest, LPCVOID buffer, DWORD to_write, LPDWORD written )
2099 TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_write, written);
2101 if (!(request = (request_t *)grab_object( hrequest )))
2103 set_last_error( ERROR_INVALID_HANDLE );
2106 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
2108 release_object( &request->hdr );
2109 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
2113 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
2117 if (!(w = heap_alloc( sizeof(write_data_t) ))) return FALSE;
2118 w->hdr.request = request;
2119 w->hdr.proc = task_write_data;
2121 w->to_write = to_write;
2122 w->written = written;
2124 addref_object( &request->hdr );
2125 ret = queue_task( (task_header_t *)w );
2128 ret = write_data( request, buffer, to_write, written, FALSE );
2130 release_object( &request->hdr );