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 (!(buffer = heap_alloc( (len + 1) * sizeof(WCHAR) ))) return FALSE;
415 strcpyW( buffer, headers );
423 if (q[0] == '\r' && q[1] == '\n') break;
430 q += 2; /* jump over \r\n */
432 if ((header = parse_header( p )))
434 ret = process_header( request, header->field, header->value, flags, TRUE );
435 free_header( header );
444 /***********************************************************************
445 * WinHttpAddRequestHeaders (winhttp.@)
447 BOOL WINAPI WinHttpAddRequestHeaders( HINTERNET hrequest, LPCWSTR headers, DWORD len, DWORD flags )
452 TRACE("%p, %s, 0x%x, 0x%08x\n", hrequest, debugstr_w(headers), len, flags);
456 set_last_error( ERROR_INVALID_PARAMETER );
459 if (!(request = (request_t *)grab_object( hrequest )))
461 set_last_error( ERROR_INVALID_HANDLE );
464 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
466 release_object( &request->hdr );
467 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
471 ret = add_request_headers( request, headers, len, flags );
473 release_object( &request->hdr );
477 static WCHAR *build_request_path( request_t *request )
481 if (strcmpiW( request->connect->hostname, request->connect->servername ))
483 static const WCHAR http[] = { 'h','t','t','p',0 };
484 static const WCHAR https[] = { 'h','t','t','p','s',0 };
485 static const WCHAR fmt[] = { '%','s',':','/','/','%','s',0 };
486 LPCWSTR scheme = request->netconn.secure ? https : http;
489 len = strlenW( scheme ) + strlenW( request->connect->hostname );
490 /* 3 characters for '://', 1 for NUL. */
492 if (request->connect->hostport)
494 /* 1 for ':' between host and port, up to 5 for port */
498 len += strlenW( request->path );
499 if ((ret = heap_alloc( len * sizeof(WCHAR) )))
501 sprintfW( ret, fmt, scheme, request->connect->hostname );
502 if (request->connect->hostport)
504 static const WCHAR colonFmt[] = { ':','%','d',0 };
506 sprintfW( ret + strlenW( ret ), colonFmt,
507 request->connect->hostport );
510 strcatW( ret, request->path );
518 static WCHAR *build_request_string( request_t *request )
520 static const WCHAR space[] = {' ',0};
521 static const WCHAR crlf[] = {'\r','\n',0};
522 static const WCHAR colon[] = {':',' ',0};
523 static const WCHAR twocrlf[] = {'\r','\n','\r','\n',0};
526 const WCHAR **headers, **p;
527 unsigned int len, i = 0, j;
529 /* allocate space for an array of all the string pointers to be added */
530 len = request->num_headers * 4 + 7;
531 if (!(headers = heap_alloc( len * sizeof(LPCWSTR) ))) return NULL;
533 path = build_request_path( request );
534 headers[i++] = request->verb;
535 headers[i++] = space;
537 headers[i++] = space;
538 headers[i++] = request->version;
540 for (j = 0; j < request->num_headers; j++)
542 if (request->headers[j].is_request)
545 headers[i++] = request->headers[j].field;
546 headers[i++] = colon;
547 headers[i++] = request->headers[j].value;
549 TRACE("adding header %s (%s)\n", debugstr_w(request->headers[j].field),
550 debugstr_w(request->headers[j].value));
553 headers[i++] = twocrlf;
557 for (p = headers; *p; p++) len += strlenW( *p );
560 if (!(ret = heap_alloc( len * sizeof(WCHAR) )))
563 for (p = headers; *p; p++) strcatW( ret, *p );
566 if (path != request->path)
568 heap_free( headers );
572 #define QUERY_MODIFIER_MASK (WINHTTP_QUERY_FLAG_REQUEST_HEADERS | WINHTTP_QUERY_FLAG_SYSTEMTIME | WINHTTP_QUERY_FLAG_NUMBER)
574 static BOOL query_headers( request_t *request, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index )
576 header_t *header = NULL;
577 BOOL request_only, ret = FALSE;
578 int requested_index, header_index = -1;
581 request_only = level & WINHTTP_QUERY_FLAG_REQUEST_HEADERS;
582 requested_index = index ? *index : 0;
584 attr = level & ~QUERY_MODIFIER_MASK;
587 case WINHTTP_QUERY_CUSTOM:
589 header_index = get_header_index( request, name, requested_index, request_only );
592 case WINHTTP_QUERY_RAW_HEADERS:
594 WCHAR *headers, *p, *q;
597 headers = build_request_string( request );
599 headers = request->raw_headers;
601 if (!(p = headers)) return FALSE;
602 for (len = 0; *p; p++) if (*p != '\r') len++;
604 if ((len + 1) * sizeof(WCHAR) > *buflen || !buffer)
607 set_last_error( ERROR_INSUFFICIENT_BUFFER );
611 for (p = headers, q = buffer; *p; p++, q++)
613 if (*p != '\r') *q = *p;
621 TRACE("returning data: %s\n", debugstr_wn(buffer, len));
624 *buflen = len * sizeof(WCHAR);
625 if (request_only) heap_free( headers );
628 case WINHTTP_QUERY_RAW_HEADERS_CRLF:
633 headers = build_request_string( request );
635 headers = request->raw_headers;
637 if (!headers) return FALSE;
638 len = strlenW( headers ) * sizeof(WCHAR);
639 if (len + sizeof(WCHAR) > *buflen || !buffer)
641 len += sizeof(WCHAR);
642 set_last_error( ERROR_INSUFFICIENT_BUFFER );
646 memcpy( buffer, headers, len + sizeof(WCHAR) );
647 TRACE("returning data: %s\n", debugstr_wn(buffer, len / sizeof(WCHAR)));
651 if (request_only) heap_free( headers );
656 if (attr >= sizeof(attribute_table)/sizeof(attribute_table[0]) || !attribute_table[attr])
658 FIXME("attribute %u not implemented\n", attr);
661 TRACE("attribute %s\n", debugstr_w(attribute_table[attr]));
662 header_index = get_header_index( request, attribute_table[attr], requested_index, request_only );
666 if (header_index >= 0)
668 header = &request->headers[header_index];
670 if (!header || (request_only && !header->is_request))
672 set_last_error( ERROR_WINHTTP_HEADER_NOT_FOUND );
675 if (index) *index += 1;
676 if (level & WINHTTP_QUERY_FLAG_NUMBER)
678 int *number = buffer;
679 if (sizeof(int) > *buflen)
681 set_last_error( ERROR_INSUFFICIENT_BUFFER );
685 *number = atoiW( header->value );
686 TRACE("returning number: %d\n", *number);
689 *buflen = sizeof(int);
691 else if (level & WINHTTP_QUERY_FLAG_SYSTEMTIME)
693 SYSTEMTIME *st = buffer;
694 if (sizeof(SYSTEMTIME) > *buflen)
696 set_last_error( ERROR_INSUFFICIENT_BUFFER );
698 else if (st && (ret = WinHttpTimeToSystemTime( header->value, st )))
700 TRACE("returning time: %04d/%02d/%02d - %d - %02d:%02d:%02d.%02d\n",
701 st->wYear, st->wMonth, st->wDay, st->wDayOfWeek,
702 st->wHour, st->wMinute, st->wSecond, st->wMilliseconds);
704 *buflen = sizeof(SYSTEMTIME);
706 else if (header->value)
708 WCHAR *string = buffer;
709 DWORD len = (strlenW( header->value ) + 1) * sizeof(WCHAR);
712 set_last_error( ERROR_INSUFFICIENT_BUFFER );
718 strcpyW( string, header->value );
719 TRACE("returning string: %s\n", debugstr_w(string));
722 *buflen = len - sizeof(WCHAR);
727 /***********************************************************************
728 * WinHttpQueryHeaders (winhttp.@)
730 BOOL WINAPI WinHttpQueryHeaders( HINTERNET hrequest, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index )
735 TRACE("%p, 0x%08x, %s, %p, %p, %p\n", hrequest, level, debugstr_w(name), buffer, buflen, index);
737 if (!(request = (request_t *)grab_object( hrequest )))
739 set_last_error( ERROR_INVALID_HANDLE );
742 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
744 release_object( &request->hdr );
745 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
749 ret = query_headers( request, level, name, buffer, buflen, index );
751 release_object( &request->hdr );
755 static LPWSTR concatenate_string_list( LPCWSTR *list, int len )
760 for( t = list; *t ; t++ )
761 len += strlenW( *t );
764 str = heap_alloc( len * sizeof(WCHAR) );
765 if (!str) return NULL;
768 for( t = list; *t ; t++ )
774 static LPWSTR build_header_request_string( request_t *request, LPCWSTR verb,
775 LPCWSTR path, LPCWSTR version )
777 static const WCHAR crlf[] = {'\r','\n',0};
778 static const WCHAR space[] = { ' ',0 };
779 static const WCHAR colon[] = { ':',' ',0 };
780 static const WCHAR twocrlf[] = {'\r','\n','\r','\n', 0};
781 LPWSTR requestString;
787 /* allocate space for an array of all the string pointers to be added */
788 len = (request->num_headers) * 4 + 10;
789 req = heap_alloc( len * sizeof(LPCWSTR) );
790 if (!req) return NULL;
792 /* add the verb, path and HTTP version string */
800 /* Append custom request headers */
801 for (i = 0; i < request->num_headers; i++)
803 if (request->headers[i].is_request)
806 req[n++] = request->headers[i].field;
808 req[n++] = request->headers[i].value;
810 TRACE("Adding custom header %s (%s)\n",
811 debugstr_w(request->headers[i].field),
812 debugstr_w(request->headers[i].value));
817 ERR("oops. buffer overrun\n");
820 requestString = concatenate_string_list( req, 4 );
822 if (!requestString) return NULL;
825 * Set (header) termination string for request
826 * Make sure there's exactly two new lines at the end of the request
828 p = &requestString[strlenW(requestString)-1];
829 while ( (*p == '\n') || (*p == '\r') )
831 strcpyW( p+1, twocrlf );
833 return requestString;
836 static BOOL read_reply( request_t *request );
838 static BOOL secure_proxy_connect( request_t *request )
840 static const WCHAR verbConnect[] = {'C','O','N','N','E','C','T',0};
841 static const WCHAR fmt[] = {'%','s',':','%','d',0};
844 connect_t *connect = request->connect;
846 path = heap_alloc( (strlenW( connect->hostname ) + 13) * sizeof(WCHAR) );
849 LPWSTR requestString;
851 sprintfW( path, fmt, connect->hostname, connect->hostport );
852 requestString = build_header_request_string( request, verbConnect,
857 LPSTR req_ascii = strdupWA( requestString );
859 heap_free( requestString );
862 int len = strlen( req_ascii ), bytes_sent;
864 ret = netconn_send( &request->netconn, req_ascii, len, 0, &bytes_sent );
865 heap_free( req_ascii );
867 ret = read_reply( request );
874 #ifndef INET6_ADDRSTRLEN
875 #define INET6_ADDRSTRLEN 46
878 static BOOL open_connection( request_t *request )
882 char address[INET6_ADDRSTRLEN];
887 if (netconn_connected( &request->netconn )) return TRUE;
889 connect = request->connect;
890 port = connect->serverport ? connect->serverport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80);
892 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESOLVING_NAME, connect->servername, strlenW(connect->servername) + 1 );
894 slen = sizeof(connect->sockaddr);
895 if (!netconn_resolve( connect->servername, port, (struct sockaddr *)&connect->sockaddr, &slen )) return FALSE;
896 switch (connect->sockaddr.ss_family)
899 addr = &((struct sockaddr_in *)&connect->sockaddr)->sin_addr;
902 addr = &((struct sockaddr_in6 *)&connect->sockaddr)->sin6_addr;
905 WARN("unsupported address family %d\n", connect->sockaddr.ss_family);
908 inet_ntop( connect->sockaddr.ss_family, addr, address, sizeof(address) );
909 addressW = strdupAW( address );
911 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_NAME_RESOLVED, addressW, strlenW(addressW) + 1 );
913 TRACE("connecting to %s:%u\n", address, port);
915 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTING_TO_SERVER, addressW, 0 );
917 if (!netconn_create( &request->netconn, connect->sockaddr.ss_family, SOCK_STREAM, 0 ))
919 heap_free( addressW );
922 netconn_set_timeout( &request->netconn, TRUE, request->send_timeout );
923 netconn_set_timeout( &request->netconn, FALSE, request->recv_timeout );
924 if (!netconn_connect( &request->netconn, (struct sockaddr *)&connect->sockaddr, slen, request->connect_timeout ))
926 netconn_close( &request->netconn );
927 heap_free( addressW );
930 if (request->hdr.flags & WINHTTP_FLAG_SECURE)
932 if (connect->session->proxy_server &&
933 strcmpiW( connect->hostname, connect->servername ))
935 if (!secure_proxy_connect( request ))
937 heap_free( addressW );
941 if (!netconn_secure_connect( &request->netconn ))
943 netconn_close( &request->netconn );
944 heap_free( addressW );
949 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTED_TO_SERVER, addressW, strlenW(addressW) + 1 );
951 heap_free( addressW );
955 void close_connection( request_t *request )
957 if (!netconn_connected( &request->netconn )) return;
959 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CLOSING_CONNECTION, 0, 0 );
960 netconn_close( &request->netconn );
961 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTION_CLOSED, 0, 0 );
964 static BOOL add_host_header( request_t *request, DWORD modifier )
969 static const WCHAR fmt[] = {'%','s',':','%','u',0};
970 connect_t *connect = request->connect;
973 port = connect->hostport ? connect->hostport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80);
975 if (port == INTERNET_DEFAULT_HTTP_PORT || port == INTERNET_DEFAULT_HTTPS_PORT)
977 return process_header( request, attr_host, connect->hostname, modifier, TRUE );
979 len = strlenW( connect->hostname ) + 7; /* sizeof(":65335") */
980 if (!(host = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
981 sprintfW( host, fmt, connect->hostname, port );
982 ret = process_header( request, attr_host, host, modifier, TRUE );
987 static BOOL send_request( request_t *request, LPCWSTR headers, DWORD headers_len, LPVOID optional,
988 DWORD optional_len, DWORD total_len, DWORD_PTR context, BOOL async )
990 static const WCHAR keep_alive[] = {'K','e','e','p','-','A','l','i','v','e',0};
991 static const WCHAR no_cache[] = {'n','o','-','c','a','c','h','e',0};
992 static const WCHAR length_fmt[] = {'%','l','d',0};
995 connect_t *connect = request->connect;
996 session_t *session = connect->session;
1003 process_header( request, attr_user_agent, session->agent, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1005 if (connect->hostname)
1006 add_host_header( request, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW );
1008 if (total_len || (request->verb && !strcmpW( request->verb, postW )))
1010 WCHAR length[21]; /* decimal long int + null */
1011 sprintfW( length, length_fmt, total_len );
1012 process_header( request, attr_content_length, length, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1014 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE))
1016 process_header( request, attr_connection, keep_alive, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1018 if (request->hdr.flags & WINHTTP_FLAG_REFRESH)
1020 process_header( request, attr_pragma, no_cache, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1021 process_header( request, attr_cache_control, no_cache, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
1023 if (headers && !add_request_headers( request, headers, headers_len, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE ))
1025 TRACE("failed to add request headers\n");
1028 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES) && !add_cookie_headers( request ))
1030 WARN("failed to add cookie headers\n");
1034 if (!(ret = open_connection( request ))) goto end;
1035 if (!(req = build_request_string( request ))) goto end;
1037 if (!(req_ascii = strdupWA( req ))) goto end;
1038 TRACE("full request: %s\n", debugstr_a(req_ascii));
1039 len = strlen(req_ascii);
1041 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDING_REQUEST, NULL, 0 );
1043 ret = netconn_send( &request->netconn, req_ascii, len, 0, &bytes_sent );
1044 heap_free( req_ascii );
1047 if (optional_len && !netconn_send( &request->netconn, optional, optional_len, 0, &bytes_sent )) goto end;
1048 len += optional_len;
1050 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_SENT, &len, sizeof(DWORD) );
1055 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDREQUEST_COMPLETE, NULL, 0 );
1058 WINHTTP_ASYNC_RESULT result;
1059 result.dwResult = API_SEND_REQUEST;
1060 result.dwError = get_last_error();
1061 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1068 static void task_send_request( task_header_t *task )
1070 send_request_t *s = (send_request_t *)task;
1071 send_request( s->hdr.request, s->headers, s->headers_len, s->optional, s->optional_len, s->total_len, s->context, TRUE );
1072 heap_free( s->headers );
1075 /***********************************************************************
1076 * WinHttpSendRequest (winhttp.@)
1078 BOOL WINAPI WinHttpSendRequest( HINTERNET hrequest, LPCWSTR headers, DWORD headers_len,
1079 LPVOID optional, DWORD optional_len, DWORD total_len, DWORD_PTR context )
1084 TRACE("%p, %s, 0x%x, %u, %u, %lx\n",
1085 hrequest, debugstr_w(headers), headers_len, optional_len, total_len, context);
1087 if (!(request = (request_t *)grab_object( hrequest )))
1089 set_last_error( ERROR_INVALID_HANDLE );
1092 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1094 release_object( &request->hdr );
1095 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1099 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1103 if (!(s = heap_alloc( sizeof(send_request_t) ))) return FALSE;
1104 s->hdr.request = request;
1105 s->hdr.proc = task_send_request;
1106 s->headers = strdupW( headers );
1107 s->headers_len = headers_len;
1108 s->optional = optional;
1109 s->optional_len = optional_len;
1110 s->total_len = total_len;
1111 s->context = context;
1113 addref_object( &request->hdr );
1114 ret = queue_task( (task_header_t *)s );
1117 ret = send_request( request, headers, headers_len, optional, optional_len, total_len, context, FALSE );
1119 release_object( &request->hdr );
1123 static void clear_response_headers( request_t *request )
1127 for (i = 0; i < request->num_headers; i++)
1129 if (!request->headers[i].field) continue;
1130 if (!request->headers[i].value) continue;
1131 if (request->headers[i].is_request) continue;
1132 delete_header( request, i );
1137 #define MAX_REPLY_LEN 1460
1138 #define INITIAL_HEADER_BUFFER_LEN 512
1140 static BOOL read_reply( request_t *request )
1142 static const WCHAR crlf[] = {'\r','\n',0};
1144 char buffer[MAX_REPLY_LEN];
1145 DWORD buflen, len, offset, received_len, crlf_len = 2; /* strlenW(crlf) */
1146 char *status_code, *status_text;
1147 WCHAR *versionW, *status_textW, *raw_headers;
1148 WCHAR status_codeW[4]; /* sizeof("nnn") */
1150 if (!netconn_connected( &request->netconn )) return FALSE;
1152 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RECEIVING_RESPONSE, NULL, 0 );
1157 buflen = MAX_REPLY_LEN;
1158 if (!netconn_get_next_line( &request->netconn, buffer, &buflen )) return FALSE;
1159 received_len += buflen;
1161 /* first line should look like 'HTTP/1.x nnn OK' where nnn is the status code */
1162 if (!(status_code = strchr( buffer, ' ' ))) return FALSE;
1164 if (!(status_text = strchr( status_code, ' ' ))) return FALSE;
1165 if ((len = status_text - status_code) != sizeof("nnn") - 1) return FALSE;
1168 TRACE("version [%s] status code [%s] status text [%s]\n",
1169 debugstr_an(buffer, status_code - buffer - 1),
1170 debugstr_an(status_code, len),
1171 debugstr_a(status_text));
1173 } while (!memcmp( status_code, "100", len )); /* ignore "100 Continue" responses */
1175 /* we rely on the fact that the protocol is ascii */
1176 MultiByteToWideChar( CP_ACP, 0, status_code, len, status_codeW, len );
1177 status_codeW[len] = 0;
1178 if (!(process_header( request, attr_status, status_codeW, WINHTTP_ADDREQ_FLAG_REPLACE, FALSE ))) return FALSE;
1180 len = status_code - buffer;
1181 if (!(versionW = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1182 MultiByteToWideChar( CP_ACP, 0, buffer, len - 1, versionW, len -1 );
1183 versionW[len - 1] = 0;
1185 heap_free( request->version );
1186 request->version = versionW;
1188 len = buflen - (status_text - buffer);
1189 if (!(status_textW = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1190 MultiByteToWideChar( CP_ACP, 0, status_text, len, status_textW, len );
1192 heap_free( request->status_text );
1193 request->status_text = status_textW;
1195 len = max( buflen + crlf_len, INITIAL_HEADER_BUFFER_LEN );
1196 if (!(raw_headers = heap_alloc( len * sizeof(WCHAR) ))) return FALSE;
1197 MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers, buflen );
1198 memcpy( raw_headers + buflen - 1, crlf, sizeof(crlf) );
1200 heap_free( request->raw_headers );
1201 request->raw_headers = raw_headers;
1203 offset = buflen + crlf_len - 1;
1208 buflen = MAX_REPLY_LEN;
1209 if (!netconn_get_next_line( &request->netconn, buffer, &buflen )) goto end;
1210 received_len += buflen;
1211 if (!*buffer) break;
1213 while (len - offset < buflen + crlf_len)
1217 if (!(tmp = heap_realloc( raw_headers, len * sizeof(WCHAR) ))) return FALSE;
1218 request->raw_headers = raw_headers = tmp;
1220 MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers + offset, buflen );
1222 if (!(header = parse_header( raw_headers + offset ))) break;
1223 if (!(process_header( request, header->field, header->value, WINHTTP_ADDREQ_FLAG_ADD, FALSE )))
1225 free_header( header );
1228 free_header( header );
1229 memcpy( raw_headers + offset + buflen - 1, crlf, sizeof(crlf) );
1230 offset += buflen + crlf_len - 1;
1233 TRACE("raw headers: %s\n", debugstr_w(raw_headers));
1236 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESPONSE_RECEIVED, &received_len, sizeof(DWORD) );
1240 static BOOL handle_redirect( request_t *request )
1245 connect_t *connect = request->connect;
1247 WCHAR *hostname = NULL, *location = NULL;
1251 query_headers( request, WINHTTP_QUERY_LOCATION, NULL, NULL, &size, NULL );
1252 if (!(location = heap_alloc( size ))) return FALSE;
1253 if (!query_headers( request, WINHTTP_QUERY_LOCATION, NULL, location, &size, NULL )) goto end;
1255 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REDIRECT, location, size / sizeof(WCHAR) + 1 );
1257 memset( &uc, 0, sizeof(uc) );
1258 uc.dwStructSize = sizeof(uc);
1259 uc.dwSchemeLength = uc.dwHostNameLength = uc.dwUrlPathLength = uc.dwExtraInfoLength = ~0u;
1261 if (!WinHttpCrackUrl( location, size / sizeof(WCHAR), 0, &uc )) /* assume relative redirect */
1265 len = strlenW( location ) + 1;
1266 if (location[0] != '/') len++;
1267 if (!(p = path = heap_alloc( len * sizeof(WCHAR) ))) goto end;
1269 if (location[0] != '/') *p++ = '/';
1270 strcpyW( p, location );
1272 heap_free( request->path );
1273 request->path = path;
1277 if (uc.nScheme == INTERNET_SCHEME_HTTP && request->hdr.flags & WINHTTP_FLAG_SECURE)
1279 TRACE("redirect from secure page to non-secure page\n");
1280 request->hdr.flags &= ~WINHTTP_FLAG_SECURE;
1282 else if (uc.nScheme == INTERNET_SCHEME_HTTPS && !(request->hdr.flags & WINHTTP_FLAG_SECURE))
1284 TRACE("redirect from non-secure page to secure page\n");
1285 request->hdr.flags |= WINHTTP_FLAG_SECURE;
1288 len = uc.dwHostNameLength;
1289 if (!(hostname = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end;
1290 memcpy( hostname, uc.lpszHostName, len * sizeof(WCHAR) );
1293 port = uc.nPort ? uc.nPort : (uc.nScheme == INTERNET_SCHEME_HTTPS ? 443 : 80);
1294 if (strcmpiW( connect->hostname, hostname ) || connect->serverport != port)
1296 heap_free( connect->hostname );
1297 connect->hostname = hostname;
1298 connect->hostport = port;
1299 if (!(ret = set_server_for_hostname( connect, hostname, port ))) goto end;
1301 netconn_close( &request->netconn );
1302 if (!(ret = netconn_init( &request->netconn, request->hdr.flags & WINHTTP_FLAG_SECURE ))) goto end;
1304 if (!(ret = add_host_header( request, WINHTTP_ADDREQ_FLAG_REPLACE ))) goto end;
1305 if (!(ret = open_connection( request ))) goto end;
1307 heap_free( request->path );
1308 request->path = NULL;
1309 if (uc.dwUrlPathLength)
1311 len = uc.dwUrlPathLength + uc.dwExtraInfoLength;
1312 if (!(request->path = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end;
1313 strcpyW( request->path, uc.lpszUrlPath );
1315 else request->path = strdupW( slashW );
1318 /* remove content-type/length headers */
1319 if ((index = get_header_index( request, attr_content_type, 0, TRUE )) >= 0) delete_header( request, index );
1320 if ((index = get_header_index( request, attr_content_length, 0, TRUE )) >= 0 ) delete_header( request, index );
1322 /* redirects are always GET requests */
1323 heap_free( request->verb );
1324 request->verb = strdupW( getW );
1328 if (!ret) heap_free( hostname );
1329 heap_free( location );
1333 static BOOL receive_data( request_t *request, void *buffer, DWORD size, DWORD *read, BOOL async )
1338 to_read = min( size, request->content_length - request->content_read );
1339 if (!netconn_recv( &request->netconn, buffer, to_read, async ? 0 : MSG_WAITALL, &bytes_read ))
1341 if (bytes_read != to_read)
1343 ERR("not all data received %d/%d\n", bytes_read, to_read);
1345 /* always return success, even if the network layer returns an error */
1349 request->content_read += bytes_read;
1354 static DWORD get_chunk_size( const char *buffer )
1359 for (p = buffer; *p; p++)
1361 if (*p >= '0' && *p <= '9') size = size * 16 + *p - '0';
1362 else if (*p >= 'a' && *p <= 'f') size = size * 16 + *p - 'a' + 10;
1363 else if (*p >= 'A' && *p <= 'F') size = size * 16 + *p - 'A' + 10;
1364 else if (*p == ';') break;
1369 static BOOL receive_data_chunked( request_t *request, void *buffer, DWORD size, DWORD *read, BOOL async )
1371 char reply[MAX_REPLY_LEN], *p = buffer;
1372 DWORD buflen, to_read, to_write = size;
1378 if (*read == size) break;
1380 if (request->content_length == ~0u) /* new chunk */
1382 buflen = sizeof(reply);
1383 if (!netconn_get_next_line( &request->netconn, reply, &buflen )) break;
1385 if (!(request->content_length = get_chunk_size( reply )))
1387 /* zero sized chunk marks end of transfer; read any trailing headers and return */
1388 read_reply( request );
1392 to_read = min( to_write, request->content_length - request->content_read );
1394 if (!netconn_recv( &request->netconn, p, to_read, async ? 0 : MSG_WAITALL, &bytes_read ))
1396 if (bytes_read != to_read)
1398 ERR("Not all data received %d/%d\n", bytes_read, to_read);
1400 /* always return success, even if the network layer returns an error */
1404 if (!bytes_read) break;
1406 request->content_read += bytes_read;
1407 to_write -= bytes_read;
1408 *read += bytes_read;
1411 if (request->content_read == request->content_length) /* chunk complete */
1413 request->content_read = 0;
1414 request->content_length = ~0u;
1416 buflen = sizeof(reply);
1417 if (!netconn_get_next_line( &request->netconn, reply, &buflen ))
1419 ERR("Malformed chunk\n");
1428 static void finished_reading( request_t *request )
1430 static const WCHAR closeW[] = {'c','l','o','s','e',0};
1433 WCHAR connection[20];
1434 DWORD size = sizeof(connection);
1436 if (request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE) close = TRUE;
1437 else if (query_headers( request, WINHTTP_QUERY_CONNECTION, NULL, connection, &size, NULL ) ||
1438 query_headers( request, WINHTTP_QUERY_PROXY_CONNECTION, NULL, connection, &size, NULL ))
1440 if (!strcmpiW( connection, closeW )) close = TRUE;
1442 else if (!strcmpW( request->version, http1_0 )) close = TRUE;
1444 if (close) close_connection( request );
1445 request->content_length = ~0u;
1446 request->content_read = 0;
1449 static BOOL read_data( request_t *request, void *buffer, DWORD to_read, DWORD *read, BOOL async )
1451 static const WCHAR chunked[] = {'c','h','u','n','k','e','d',0};
1455 DWORD num_bytes, buflen = sizeof(encoding);
1457 if (query_headers( request, WINHTTP_QUERY_TRANSFER_ENCODING, NULL, encoding, &buflen, NULL ) &&
1458 !strcmpiW( encoding, chunked ))
1460 ret = receive_data_chunked( request, buffer, to_read, &num_bytes, async );
1463 ret = receive_data( request, buffer, to_read, &num_bytes, async );
1467 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_READ_COMPLETE, buffer, num_bytes );
1470 WINHTTP_ASYNC_RESULT result;
1471 result.dwResult = API_READ_DATA;
1472 result.dwError = get_last_error();
1473 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1478 if (read) *read = num_bytes;
1479 if (!num_bytes) finished_reading( request );
1484 /* read any content returned by the server so that the connection can be reused */
1485 static void drain_content( request_t *request )
1490 if (!request->content_length) return;
1493 if (!read_data( request, buffer, sizeof(buffer), &bytes_read, FALSE ) || !bytes_read) return;
1497 static void record_cookies( request_t *request )
1501 for (i = 0; i < request->num_headers; i++)
1503 header_t *set_cookie = &request->headers[i];
1504 if (!strcmpiW( set_cookie->field, attr_set_cookie ) && !set_cookie->is_request)
1506 set_cookies( request, set_cookie->value );
1511 static BOOL receive_response( request_t *request, BOOL async )
1514 DWORD size, query, status;
1518 if (!(ret = read_reply( request ))) break;
1520 size = sizeof(DWORD);
1521 query = WINHTTP_QUERY_STATUS_CODE | WINHTTP_QUERY_FLAG_NUMBER;
1522 if (!(ret = query_headers( request, query, NULL, &status, &size, NULL ))) break;
1524 size = sizeof(DWORD);
1525 query = WINHTTP_QUERY_CONTENT_LENGTH | WINHTTP_QUERY_FLAG_NUMBER;
1526 if (!query_headers( request, query, NULL, &request->content_length, &size, NULL ))
1527 request->content_length = ~0u;
1529 if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES)) record_cookies( request );
1531 if (status == 301 || status == 302)
1533 if (request->hdr.disable_flags & WINHTTP_DISABLE_REDIRECTS) break;
1535 drain_content( request );
1536 if (!(ret = handle_redirect( request ))) break;
1538 clear_response_headers( request );
1539 ret = send_request( request, NULL, 0, NULL, 0, 0, 0, FALSE ); /* recurse synchronously */
1542 if (status == 401) FIXME("authentication not supported\n");
1548 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE, NULL, 0 );
1551 WINHTTP_ASYNC_RESULT result;
1552 result.dwResult = API_RECEIVE_RESPONSE;
1553 result.dwError = get_last_error();
1554 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1560 static void task_receive_response( task_header_t *task )
1562 receive_response_t *r = (receive_response_t *)task;
1563 receive_response( r->hdr.request, TRUE );
1566 /***********************************************************************
1567 * WinHttpReceiveResponse (winhttp.@)
1569 BOOL WINAPI WinHttpReceiveResponse( HINTERNET hrequest, LPVOID reserved )
1574 TRACE("%p, %p\n", hrequest, reserved);
1576 if (!(request = (request_t *)grab_object( hrequest )))
1578 set_last_error( ERROR_INVALID_HANDLE );
1581 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1583 release_object( &request->hdr );
1584 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1588 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1590 receive_response_t *r;
1592 if (!(r = heap_alloc( sizeof(receive_response_t) ))) return FALSE;
1593 r->hdr.request = request;
1594 r->hdr.proc = task_receive_response;
1596 addref_object( &request->hdr );
1597 ret = queue_task( (task_header_t *)r );
1600 ret = receive_response( request, FALSE );
1602 release_object( &request->hdr );
1606 static BOOL query_data( request_t *request, LPDWORD available, BOOL async )
1611 if ((ret = netconn_query_data_available( &request->netconn, &num_bytes )))
1613 if (request->content_read < request->content_length)
1618 size_t to_read = min( sizeof(buffer), request->content_length - request->content_read );
1620 ret = netconn_recv( &request->netconn, buffer, to_read, MSG_PEEK, (int *)&num_bytes );
1621 if (ret && !num_bytes) WARN("expected more data to be available\n");
1626 WARN("extra data available %u\n", num_bytes);
1630 TRACE("%u bytes available\n", num_bytes);
1634 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE, &num_bytes, sizeof(DWORD) );
1637 WINHTTP_ASYNC_RESULT result;
1638 result.dwResult = API_QUERY_DATA_AVAILABLE;
1639 result.dwError = get_last_error();
1640 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1643 if (ret && available) *available = num_bytes;
1647 static void task_query_data( task_header_t *task )
1649 query_data_t *q = (query_data_t *)task;
1650 query_data( q->hdr.request, q->available, TRUE );
1653 /***********************************************************************
1654 * WinHttpQueryDataAvailable (winhttp.@)
1656 BOOL WINAPI WinHttpQueryDataAvailable( HINTERNET hrequest, LPDWORD available )
1661 TRACE("%p, %p\n", hrequest, available);
1663 if (!(request = (request_t *)grab_object( hrequest )))
1665 set_last_error( ERROR_INVALID_HANDLE );
1668 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1670 release_object( &request->hdr );
1671 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1675 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1679 if (!(q = heap_alloc( sizeof(query_data_t) ))) return FALSE;
1680 q->hdr.request = request;
1681 q->hdr.proc = task_query_data;
1682 q->available = available;
1684 addref_object( &request->hdr );
1685 ret = queue_task( (task_header_t *)q );
1688 ret = query_data( request, available, FALSE );
1690 release_object( &request->hdr );
1694 static void task_read_data( task_header_t *task )
1696 read_data_t *r = (read_data_t *)task;
1697 read_data( r->hdr.request, r->buffer, r->to_read, r->read, TRUE );
1700 /***********************************************************************
1701 * WinHttpReadData (winhttp.@)
1703 BOOL WINAPI WinHttpReadData( HINTERNET hrequest, LPVOID buffer, DWORD to_read, LPDWORD read )
1708 TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_read, read);
1710 if (!(request = (request_t *)grab_object( hrequest )))
1712 set_last_error( ERROR_INVALID_HANDLE );
1715 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1717 release_object( &request->hdr );
1718 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1722 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1726 if (!(r = heap_alloc( sizeof(read_data_t) ))) return FALSE;
1727 r->hdr.request = request;
1728 r->hdr.proc = task_read_data;
1730 r->to_read = to_read;
1733 addref_object( &request->hdr );
1734 ret = queue_task( (task_header_t *)r );
1737 ret = read_data( request, buffer, to_read, read, FALSE );
1739 release_object( &request->hdr );
1743 static BOOL write_data( request_t *request, LPCVOID buffer, DWORD to_write, LPDWORD written, BOOL async )
1748 ret = netconn_send( &request->netconn, buffer, to_write, 0, &num_bytes );
1752 if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_WRITE_COMPLETE, &num_bytes, sizeof(DWORD) );
1755 WINHTTP_ASYNC_RESULT result;
1756 result.dwResult = API_WRITE_DATA;
1757 result.dwError = get_last_error();
1758 send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
1761 if (ret && written) *written = num_bytes;
1765 static void task_write_data( task_header_t *task )
1767 write_data_t *w = (write_data_t *)task;
1768 write_data( w->hdr.request, w->buffer, w->to_write, w->written, TRUE );
1771 /***********************************************************************
1772 * WinHttpWriteData (winhttp.@)
1774 BOOL WINAPI WinHttpWriteData( HINTERNET hrequest, LPCVOID buffer, DWORD to_write, LPDWORD written )
1779 TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_write, written);
1781 if (!(request = (request_t *)grab_object( hrequest )))
1783 set_last_error( ERROR_INVALID_HANDLE );
1786 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1788 release_object( &request->hdr );
1789 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1793 if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
1797 if (!(w = heap_alloc( sizeof(write_data_t) ))) return FALSE;
1798 w->hdr.request = request;
1799 w->hdr.proc = task_write_data;
1801 w->to_write = to_write;
1802 w->written = written;
1804 addref_object( &request->hdr );
1805 ret = queue_task( (task_header_t *)w );
1808 ret = write_data( request, buffer, to_write, written, FALSE );
1810 release_object( &request->hdr );
1814 #define ARRAYSIZE(array) (sizeof(array) / sizeof((array)[0]))
1816 static DWORD auth_scheme_from_header( WCHAR *header )
1818 static const WCHAR basic[] = {'B','a','s','i','c'};
1819 static const WCHAR ntlm[] = {'N','T','L','M'};
1820 static const WCHAR passport[] = {'P','a','s','s','p','o','r','t'};
1821 static const WCHAR digest[] = {'D','i','g','e','s','t'};
1822 static const WCHAR negotiate[] = {'N','e','g','o','t','i','a','t','e'};
1824 if (!strncmpiW( header, basic, ARRAYSIZE(basic) ) &&
1825 (header[ARRAYSIZE(basic)] == ' ' || !header[ARRAYSIZE(basic)])) return WINHTTP_AUTH_SCHEME_BASIC;
1827 if (!strncmpiW( header, ntlm, ARRAYSIZE(ntlm) ) &&
1828 (header[ARRAYSIZE(ntlm)] == ' ' || !header[ARRAYSIZE(ntlm)])) return WINHTTP_AUTH_SCHEME_NTLM;
1830 if (!strncmpiW( header, passport, ARRAYSIZE(passport) ) &&
1831 (header[ARRAYSIZE(passport)] == ' ' || !header[ARRAYSIZE(passport)])) return WINHTTP_AUTH_SCHEME_PASSPORT;
1833 if (!strncmpiW( header, digest, ARRAYSIZE(digest) ) &&
1834 (header[ARRAYSIZE(digest)] == ' ' || !header[ARRAYSIZE(digest)])) return WINHTTP_AUTH_SCHEME_DIGEST;
1836 if (!strncmpiW( header, negotiate, ARRAYSIZE(negotiate) ) &&
1837 (header[ARRAYSIZE(negotiate)] == ' ' || !header[ARRAYSIZE(negotiate)])) return WINHTTP_AUTH_SCHEME_NEGOTIATE;
1842 static BOOL query_auth_schemes( request_t *request, DWORD level, LPDWORD supported, LPDWORD first )
1853 query_headers( request, level, NULL, NULL, &size, &index );
1854 if (GetLastError() != ERROR_INSUFFICIENT_BUFFER) break;
1857 if (!(buffer = heap_alloc( size ))) return FALSE;
1858 if (!query_headers( request, level, NULL, buffer, &size, &index ))
1860 heap_free( buffer );
1863 scheme = auth_scheme_from_header( buffer );
1864 if (index == 1) *first = scheme;
1865 *supported |= scheme;
1867 heap_free( buffer );
1873 /***********************************************************************
1874 * WinHttpQueryAuthSchemes (winhttp.@)
1876 BOOL WINAPI WinHttpQueryAuthSchemes( HINTERNET hrequest, LPDWORD supported, LPDWORD first, LPDWORD target )
1881 TRACE("%p, %p, %p, %p\n", hrequest, supported, first, target);
1883 if (!(request = (request_t *)grab_object( hrequest )))
1885 set_last_error( ERROR_INVALID_HANDLE );
1888 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
1890 release_object( &request->hdr );
1891 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
1895 if (query_auth_schemes( request, WINHTTP_QUERY_WWW_AUTHENTICATE, supported, first ))
1897 *target = WINHTTP_AUTH_TARGET_SERVER;
1900 else if (query_auth_schemes( request, WINHTTP_QUERY_PROXY_AUTHENTICATE, supported, first ))
1902 *target = WINHTTP_AUTH_TARGET_PROXY;
1906 release_object( &request->hdr );
1910 static UINT encode_base64( const char *bin, unsigned int len, WCHAR *base64 )
1913 static const char base64enc[] =
1914 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
1918 /* first 6 bits, all from bin[0] */
1919 base64[n++] = base64enc[(bin[0] & 0xfc) >> 2];
1920 x = (bin[0] & 3) << 4;
1922 /* next 6 bits, 2 from bin[0] and 4 from bin[1] */
1925 base64[n++] = base64enc[x];
1930 base64[n++] = base64enc[x | ((bin[1] & 0xf0) >> 4)];
1931 x = (bin[1] & 0x0f) << 2;
1933 /* next 6 bits 4 from bin[1] and 2 from bin[2] */
1936 base64[n++] = base64enc[x];
1940 base64[n++] = base64enc[x | ((bin[2] & 0xc0) >> 6)];
1942 /* last 6 bits, all from bin [2] */
1943 base64[n++] = base64enc[bin[2] & 0x3f];
1951 static BOOL set_credentials( request_t *request, DWORD target, DWORD scheme, LPCWSTR username, LPCWSTR password )
1953 static const WCHAR basic[] = {'B','a','s','i','c',' ',0};
1955 const WCHAR *auth_scheme, *auth_target;
1957 DWORD len, auth_data_len;
1963 case WINHTTP_AUTH_TARGET_SERVER: auth_target = attr_authorization; break;
1964 case WINHTTP_AUTH_TARGET_PROXY: auth_target = attr_proxy_authorization; break;
1966 WARN("unknown target %x\n", target);
1971 case WINHTTP_AUTH_SCHEME_BASIC:
1973 int userlen = WideCharToMultiByte( CP_UTF8, 0, username, strlenW( username ), NULL, 0, NULL, NULL );
1974 int passlen = WideCharToMultiByte( CP_UTF8, 0, password, strlenW( password ), NULL, 0, NULL, NULL );
1976 TRACE("basic authentication\n");
1978 auth_scheme = basic;
1979 auth_data_len = userlen + 1 + passlen;
1980 if (!(auth_data = heap_alloc( auth_data_len ))) return FALSE;
1982 WideCharToMultiByte( CP_UTF8, 0, username, -1, auth_data, userlen, NULL, NULL );
1983 auth_data[userlen] = ':';
1984 WideCharToMultiByte( CP_UTF8, 0, password, -1, auth_data + userlen + 1, passlen, NULL, NULL );
1987 case WINHTTP_AUTH_SCHEME_NTLM:
1988 case WINHTTP_AUTH_SCHEME_PASSPORT:
1989 case WINHTTP_AUTH_SCHEME_DIGEST:
1990 case WINHTTP_AUTH_SCHEME_NEGOTIATE:
1991 FIXME("unimplemented authentication scheme %x\n", scheme);
1994 WARN("unknown authentication scheme %x\n", scheme);
1998 len = strlenW( auth_scheme ) + ((auth_data_len + 2) * 4) / 3;
1999 if (!(auth_header = heap_alloc( (len + 1) * sizeof(WCHAR) )))
2001 heap_free( auth_data );
2004 strcpyW( auth_header, auth_scheme );
2005 encode_base64( auth_data, auth_data_len, auth_header + strlenW( auth_header ) );
2007 ret = process_header( request, auth_target, auth_header, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE, TRUE );
2009 heap_free( auth_data );
2010 heap_free( auth_header );
2014 /***********************************************************************
2015 * WinHttpSetCredentials (winhttp.@)
2017 BOOL WINAPI WinHttpSetCredentials( HINTERNET hrequest, DWORD target, DWORD scheme, LPCWSTR username,
2018 LPCWSTR password, LPVOID params )
2023 TRACE("%p, %x, 0x%08x, %s, %p, %p\n", hrequest, target, scheme, debugstr_w(username), password, params);
2025 if (!(request = (request_t *)grab_object( hrequest )))
2027 set_last_error( ERROR_INVALID_HANDLE );
2030 if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
2032 release_object( &request->hdr );
2033 set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
2037 ret = set_credentials( request, target, scheme, username, password );
2039 release_object( &request->hdr );