/* * Copyright 2004 Mike McCormack for CodeWeavers * Copyright 2006 Rob Shearman for CodeWeavers * Copyright 2008, 2011 Hans Leidekker for CodeWeavers * Copyright 2009 Juan Lang * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #define COBJMACROS #include "config.h" #include "ws2tcpip.h" #include #include #include "windef.h" #include "winbase.h" #include "ole2.h" #include "initguid.h" #include "httprequest.h" #include "httprequestid.h" #include "schannel.h" #include "winhttp.h" #include "wine/debug.h" #include "winhttp_private.h" WINE_DEFAULT_DEBUG_CHANNEL(winhttp); #define DEFAULT_KEEP_ALIVE_TIMEOUT 30000 static const WCHAR attr_accept[] = {'A','c','c','e','p','t',0}; static const WCHAR attr_accept_charset[] = {'A','c','c','e','p','t','-','C','h','a','r','s','e','t', 0}; static const WCHAR attr_accept_encoding[] = {'A','c','c','e','p','t','-','E','n','c','o','d','i','n','g',0}; static const WCHAR attr_accept_language[] = {'A','c','c','e','p','t','-','L','a','n','g','u','a','g','e',0}; static const WCHAR attr_accept_ranges[] = {'A','c','c','e','p','t','-','R','a','n','g','e','s',0}; static const WCHAR attr_age[] = {'A','g','e',0}; static const WCHAR attr_allow[] = {'A','l','l','o','w',0}; static const WCHAR attr_authorization[] = {'A','u','t','h','o','r','i','z','a','t','i','o','n',0}; static const WCHAR attr_cache_control[] = {'C','a','c','h','e','-','C','o','n','t','r','o','l',0}; static const WCHAR attr_connection[] = {'C','o','n','n','e','c','t','i','o','n',0}; static const WCHAR attr_content_base[] = {'C','o','n','t','e','n','t','-','B','a','s','e',0}; static const WCHAR attr_content_encoding[] = {'C','o','n','t','e','n','t','-','E','n','c','o','d','i','n','g',0}; static const WCHAR attr_content_id[] = {'C','o','n','t','e','n','t','-','I','D',0}; static const WCHAR attr_content_language[] = {'C','o','n','t','e','n','t','-','L','a','n','g','u','a','g','e',0}; static const WCHAR attr_content_length[] = {'C','o','n','t','e','n','t','-','L','e','n','g','t','h',0}; static const WCHAR attr_content_location[] = {'C','o','n','t','e','n','t','-','L','o','c','a','t','i','o','n',0}; static const WCHAR attr_content_md5[] = {'C','o','n','t','e','n','t','-','M','D','5',0}; static const WCHAR attr_content_range[] = {'C','o','n','t','e','n','t','-','R','a','n','g','e',0}; 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}; static const WCHAR attr_content_type[] = {'C','o','n','t','e','n','t','-','T','y','p','e',0}; static const WCHAR attr_cookie[] = {'C','o','o','k','i','e',0}; static const WCHAR attr_date[] = {'D','a','t','e',0}; static const WCHAR attr_from[] = {'F','r','o','m',0}; static const WCHAR attr_etag[] = {'E','T','a','g',0}; static const WCHAR attr_expect[] = {'E','x','p','e','c','t',0}; static const WCHAR attr_expires[] = {'E','x','p','i','r','e','s',0}; static const WCHAR attr_host[] = {'H','o','s','t',0}; static const WCHAR attr_if_match[] = {'I','f','-','M','a','t','c','h',0}; static const WCHAR attr_if_modified_since[] = {'I','f','-','M','o','d','i','f','i','e','d','-','S','i','n','c','e',0}; static const WCHAR attr_if_none_match[] = {'I','f','-','N','o','n','e','-','M','a','t','c','h',0}; static const WCHAR attr_if_range[] = {'I','f','-','R','a','n','g','e',0}; 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}; static const WCHAR attr_last_modified[] = {'L','a','s','t','-','M','o','d','i','f','i','e','d',0}; static const WCHAR attr_location[] = {'L','o','c','a','t','i','o','n',0}; static const WCHAR attr_max_forwards[] = {'M','a','x','-','F','o','r','w','a','r','d','s',0}; static const WCHAR attr_mime_version[] = {'M','i','m','e','-','V','e','r','s','i','o','n',0}; static const WCHAR attr_pragma[] = {'P','r','a','g','m','a',0}; static const WCHAR attr_proxy_authenticate[] = {'P','r','o','x','y','-','A','u','t','h','e','n','t','i','c','a','t','e',0}; 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}; static const WCHAR attr_proxy_connection[] = {'P','r','o','x','y','-','C','o','n','n','e','c','t','i','o','n',0}; static const WCHAR attr_public[] = {'P','u','b','l','i','c',0}; static const WCHAR attr_range[] = {'R','a','n','g','e',0}; static const WCHAR attr_referer[] = {'R','e','f','e','r','e','r',0}; static const WCHAR attr_retry_after[] = {'R','e','t','r','y','-','A','f','t','e','r',0}; static const WCHAR attr_server[] = {'S','e','r','v','e','r',0}; static const WCHAR attr_set_cookie[] = {'S','e','t','-','C','o','o','k','i','e',0}; static const WCHAR attr_status[] = {'S','t','a','t','u','s',0}; static const WCHAR attr_transfer_encoding[] = {'T','r','a','n','s','f','e','r','-','E','n','c','o','d','i','n','g',0}; 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}; static const WCHAR attr_upgrade[] = {'U','p','g','r','a','d','e',0}; static const WCHAR attr_uri[] = {'U','R','I',0}; static const WCHAR attr_user_agent[] = {'U','s','e','r','-','A','g','e','n','t',0}; static const WCHAR attr_vary[] = {'V','a','r','y',0}; static const WCHAR attr_via[] = {'V','i','a',0}; static const WCHAR attr_warning[] = {'W','a','r','n','i','n','g',0}; static const WCHAR attr_www_authenticate[] = {'W','W','W','-','A','u','t','h','e','n','t','i','c','a','t','e',0}; static const WCHAR *attribute_table[] = { attr_mime_version, /* WINHTTP_QUERY_MIME_VERSION = 0 */ attr_content_type, /* WINHTTP_QUERY_CONTENT_TYPE = 1 */ attr_content_transfer_encoding, /* WINHTTP_QUERY_CONTENT_TRANSFER_ENCODING = 2 */ attr_content_id, /* WINHTTP_QUERY_CONTENT_ID = 3 */ NULL, /* WINHTTP_QUERY_CONTENT_DESCRIPTION = 4 */ attr_content_length, /* WINHTTP_QUERY_CONTENT_LENGTH = 5 */ attr_content_language, /* WINHTTP_QUERY_CONTENT_LANGUAGE = 6 */ attr_allow, /* WINHTTP_QUERY_ALLOW = 7 */ attr_public, /* WINHTTP_QUERY_PUBLIC = 8 */ attr_date, /* WINHTTP_QUERY_DATE = 9 */ attr_expires, /* WINHTTP_QUERY_EXPIRES = 10 */ attr_last_modified, /* WINHTTP_QUERY_LAST_MODIFIEDcw = 11 */ NULL, /* WINHTTP_QUERY_MESSAGE_ID = 12 */ attr_uri, /* WINHTTP_QUERY_URI = 13 */ attr_from, /* WINHTTP_QUERY_DERIVED_FROM = 14 */ NULL, /* WINHTTP_QUERY_COST = 15 */ NULL, /* WINHTTP_QUERY_LINK = 16 */ attr_pragma, /* WINHTTP_QUERY_PRAGMA = 17 */ NULL, /* WINHTTP_QUERY_VERSION = 18 */ attr_status, /* WINHTTP_QUERY_STATUS_CODE = 19 */ NULL, /* WINHTTP_QUERY_STATUS_TEXT = 20 */ NULL, /* WINHTTP_QUERY_RAW_HEADERS = 21 */ NULL, /* WINHTTP_QUERY_RAW_HEADERS_CRLF = 22 */ attr_connection, /* WINHTTP_QUERY_CONNECTION = 23 */ attr_accept, /* WINHTTP_QUERY_ACCEPT = 24 */ attr_accept_charset, /* WINHTTP_QUERY_ACCEPT_CHARSET = 25 */ attr_accept_encoding, /* WINHTTP_QUERY_ACCEPT_ENCODING = 26 */ attr_accept_language, /* WINHTTP_QUERY_ACCEPT_LANGUAGE = 27 */ attr_authorization, /* WINHTTP_QUERY_AUTHORIZATION = 28 */ attr_content_encoding, /* WINHTTP_QUERY_CONTENT_ENCODING = 29 */ NULL, /* WINHTTP_QUERY_FORWARDED = 30 */ NULL, /* WINHTTP_QUERY_FROM = 31 */ attr_if_modified_since, /* WINHTTP_QUERY_IF_MODIFIED_SINCE = 32 */ attr_location, /* WINHTTP_QUERY_LOCATION = 33 */ NULL, /* WINHTTP_QUERY_ORIG_URI = 34 */ attr_referer, /* WINHTTP_QUERY_REFERER = 35 */ attr_retry_after, /* WINHTTP_QUERY_RETRY_AFTER = 36 */ attr_server, /* WINHTTP_QUERY_SERVER = 37 */ NULL, /* WINHTTP_TITLE = 38 */ attr_user_agent, /* WINHTTP_QUERY_USER_AGENT = 39 */ attr_www_authenticate, /* WINHTTP_QUERY_WWW_AUTHENTICATE = 40 */ attr_proxy_authenticate, /* WINHTTP_QUERY_PROXY_AUTHENTICATE = 41 */ attr_accept_ranges, /* WINHTTP_QUERY_ACCEPT_RANGES = 42 */ attr_set_cookie, /* WINHTTP_QUERY_SET_COOKIE = 43 */ attr_cookie, /* WINHTTP_QUERY_COOKIE = 44 */ NULL, /* WINHTTP_QUERY_REQUEST_METHOD = 45 */ NULL, /* WINHTTP_QUERY_REFRESH = 46 */ NULL, /* WINHTTP_QUERY_CONTENT_DISPOSITION = 47 */ attr_age, /* WINHTTP_QUERY_AGE = 48 */ attr_cache_control, /* WINHTTP_QUERY_CACHE_CONTROL = 49 */ attr_content_base, /* WINHTTP_QUERY_CONTENT_BASE = 50 */ attr_content_location, /* WINHTTP_QUERY_CONTENT_LOCATION = 51 */ attr_content_md5, /* WINHTTP_QUERY_CONTENT_MD5 = 52 */ attr_content_range, /* WINHTTP_QUERY_CONTENT_RANGE = 53 */ attr_etag, /* WINHTTP_QUERY_ETAG = 54 */ attr_host, /* WINHTTP_QUERY_HOST = 55 */ attr_if_match, /* WINHTTP_QUERY_IF_MATCH = 56 */ attr_if_none_match, /* WINHTTP_QUERY_IF_NONE_MATCH = 57 */ attr_if_range, /* WINHTTP_QUERY_IF_RANGE = 58 */ attr_if_unmodified_since, /* WINHTTP_QUERY_IF_UNMODIFIED_SINCE = 59 */ attr_max_forwards, /* WINHTTP_QUERY_MAX_FORWARDS = 60 */ attr_proxy_authorization, /* WINHTTP_QUERY_PROXY_AUTHORIZATION = 61 */ attr_range, /* WINHTTP_QUERY_RANGE = 62 */ attr_transfer_encoding, /* WINHTTP_QUERY_TRANSFER_ENCODING = 63 */ attr_upgrade, /* WINHTTP_QUERY_UPGRADE = 64 */ attr_vary, /* WINHTTP_QUERY_VARY = 65 */ attr_via, /* WINHTTP_QUERY_VIA = 66 */ attr_warning, /* WINHTTP_QUERY_WARNING = 67 */ attr_expect, /* WINHTTP_QUERY_EXPECT = 68 */ attr_proxy_connection, /* WINHTTP_QUERY_PROXY_CONNECTION = 69 */ attr_unless_modified_since, /* WINHTTP_QUERY_UNLESS_MODIFIED_SINCE = 70 */ NULL, /* WINHTTP_QUERY_PROXY_SUPPORT = 75 */ NULL, /* WINHTTP_QUERY_AUTHENTICATION_INFO = 76 */ NULL, /* WINHTTP_QUERY_PASSPORT_URLS = 77 */ NULL /* WINHTTP_QUERY_PASSPORT_CONFIG = 78 */ }; static struct task_header *dequeue_task( struct request *request ) { struct task_header *task; EnterCriticalSection( &request->task_cs ); TRACE("%u tasks queued\n", list_count( &request->task_queue )); task = LIST_ENTRY( list_head( &request->task_queue ), struct task_header, entry ); if (task) list_remove( &task->entry ); LeaveCriticalSection( &request->task_cs ); TRACE("returning task %p\n", task); return task; } static void CALLBACK task_proc( TP_CALLBACK_INSTANCE *instance, void *ctx ) { struct request *request = ctx; HANDLE handles[2]; handles[0] = request->task_wait; handles[1] = request->task_cancel; for (;;) { DWORD err = WaitForMultipleObjects( 2, handles, FALSE, INFINITE ); switch (err) { case WAIT_OBJECT_0: { struct task_header *task; while ((task = dequeue_task( request ))) { task->proc( task ); release_object( &task->request->hdr ); heap_free( task ); } break; } case WAIT_OBJECT_0 + 1: TRACE("exiting\n"); CloseHandle( request->task_cancel ); CloseHandle( request->task_wait ); request->task_cs.DebugInfo->Spare[0] = 0; DeleteCriticalSection( &request->task_cs ); request->hdr.vtbl->destroy( &request->hdr ); return; default: ERR("wait failed %u (%u)\n", err, GetLastError()); break; } } } static BOOL queue_task( struct task_header *task ) { struct request *request = task->request; if (!request->task_wait) { if (!(request->task_wait = CreateEventW( NULL, FALSE, FALSE, NULL ))) return FALSE; if (!(request->task_cancel = CreateEventW( NULL, FALSE, FALSE, NULL ))) { CloseHandle( request->task_wait ); request->task_wait = NULL; return FALSE; } if (!TrySubmitThreadpoolCallback( task_proc, request, NULL )) { CloseHandle( request->task_wait ); request->task_wait = NULL; CloseHandle( request->task_cancel ); request->task_cancel = NULL; return FALSE; } request->task_proc_running = TRUE; InitializeCriticalSection( &request->task_cs ); request->task_cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": request.task_cs"); } EnterCriticalSection( &request->task_cs ); TRACE("queueing task %p\n", task ); list_add_tail( &request->task_queue, &task->entry ); LeaveCriticalSection( &request->task_cs ); SetEvent( request->task_wait ); return TRUE; } static void free_header( struct header *header ) { heap_free( header->field ); heap_free( header->value ); heap_free( header ); } static BOOL valid_token_char( WCHAR c ) { if (c < 32 || c == 127) return FALSE; switch (c) { case '(': case ')': case '<': case '>': case '@': case ',': case ';': case ':': case '\\': case '\"': case '/': case '[': case ']': case '?': case '=': case '{': case '}': case ' ': case '\t': return FALSE; default: return TRUE; } } static struct header *parse_header( const WCHAR *string ) { const WCHAR *p, *q; struct header *header; int len; p = string; if (!(q = strchrW( p, ':' ))) { WARN("no ':' in line %s\n", debugstr_w(string)); return NULL; } if (q == string) { WARN("empty field name in line %s\n", debugstr_w(string)); return NULL; } while (*p != ':') { if (!valid_token_char( *p )) { WARN("invalid character in field name %s\n", debugstr_w(string)); return NULL; } p++; } len = q - string; if (!(header = heap_alloc_zero( sizeof(struct header) ))) return NULL; if (!(header->field = heap_alloc( (len + 1) * sizeof(WCHAR) ))) { heap_free( header ); return NULL; } memcpy( header->field, string, len * sizeof(WCHAR) ); header->field[len] = 0; q++; /* skip past colon */ while (*q == ' ') q++; len = strlenW( q ); if (!(header->value = heap_alloc( (len + 1) * sizeof(WCHAR) ))) { free_header( header ); return NULL; } memcpy( header->value, q, len * sizeof(WCHAR) ); header->value[len] = 0; return header; } static int get_header_index( struct request *request, const WCHAR *field, int requested_index, BOOL request_only ) { int index; TRACE("%s\n", debugstr_w(field)); for (index = 0; index < request->num_headers; index++) { if (strcmpiW( request->headers[index].field, field )) continue; if (request_only && !request->headers[index].is_request) continue; if (!request_only && request->headers[index].is_request) continue; if (!requested_index) break; requested_index--; } if (index >= request->num_headers) index = -1; TRACE("returning %d\n", index); return index; } static BOOL insert_header( struct request *request, struct header *header ) { DWORD count = request->num_headers + 1; struct header *hdrs; if (request->headers) hdrs = heap_realloc_zero( request->headers, sizeof(struct header) * count ); else hdrs = heap_alloc_zero( sizeof(struct header) ); if (!hdrs) return FALSE; request->headers = hdrs; request->headers[count - 1].field = strdupW( header->field ); request->headers[count - 1].value = strdupW( header->value ); request->headers[count - 1].is_request = header->is_request; request->num_headers = count; return TRUE; } static BOOL delete_header( struct request *request, DWORD index ) { if (!request->num_headers) return FALSE; if (index >= request->num_headers) return FALSE; request->num_headers--; heap_free( request->headers[index].field ); heap_free( request->headers[index].value ); memmove( &request->headers[index], &request->headers[index + 1], (request->num_headers - index) * sizeof(struct header) ); memset( &request->headers[request->num_headers], 0, sizeof(struct header) ); return TRUE; } BOOL process_header( struct request *request, const WCHAR *field, const WCHAR *value, DWORD flags, BOOL request_only ) { int index; struct header hdr; TRACE("%s: %s 0x%08x\n", debugstr_w(field), debugstr_w(value), flags); if ((index = get_header_index( request, field, 0, request_only )) >= 0) { if (flags & WINHTTP_ADDREQ_FLAG_ADD_IF_NEW) return FALSE; } if (flags & WINHTTP_ADDREQ_FLAG_REPLACE) { if (index >= 0) { delete_header( request, index ); if (!value || !value[0]) return TRUE; } else if (!(flags & WINHTTP_ADDREQ_FLAG_ADD)) { SetLastError( ERROR_WINHTTP_HEADER_NOT_FOUND ); return FALSE; } hdr.field = (LPWSTR)field; hdr.value = (LPWSTR)value; hdr.is_request = request_only; return insert_header( request, &hdr ); } else if (value) { if ((flags & (WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA | WINHTTP_ADDREQ_FLAG_COALESCE_WITH_SEMICOLON)) && index >= 0) { WCHAR *tmp; int len, len_orig, len_value; struct header *header = &request->headers[index]; len_orig = strlenW( header->value ); len_value = strlenW( value ); len = len_orig + len_value + 2; if (!(tmp = heap_realloc( header->value, (len + 1) * sizeof(WCHAR) ))) return FALSE; header->value = tmp; header->value[len_orig++] = (flags & WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA) ? ',' : ';'; header->value[len_orig++] = ' '; memcpy( &header->value[len_orig], value, len_value * sizeof(WCHAR) ); header->value[len] = 0; return TRUE; } else { hdr.field = (LPWSTR)field; hdr.value = (LPWSTR)value; hdr.is_request = request_only; return insert_header( request, &hdr ); } } return TRUE; } BOOL add_request_headers( struct request *request, const WCHAR *headers, DWORD len, DWORD flags ) { BOOL ret = FALSE; WCHAR *buffer, *p, *q; struct header *header; if (len == ~0u) len = strlenW( headers ); if (!len) return TRUE; if (!(buffer = heap_alloc( (len + 1) * sizeof(WCHAR) ))) return FALSE; memcpy( buffer, headers, len * sizeof(WCHAR) ); buffer[len] = 0; p = buffer; do { q = p; while (*q) { if (q[0] == '\n' && q[1] == '\r') { q[0] = '\r'; q[1] = '\n'; } if (q[0] == '\r' && q[1] == '\n') break; q++; } if (!*p) break; if (*q == '\r') { *q = 0; q += 2; /* jump over \r\n */ } if ((header = parse_header( p ))) { ret = process_header( request, header->field, header->value, flags, TRUE ); free_header( header ); } p = q; } while (ret); heap_free( buffer ); return ret; } /*********************************************************************** * WinHttpAddRequestHeaders (winhttp.@) */ BOOL WINAPI WinHttpAddRequestHeaders( HINTERNET hrequest, LPCWSTR headers, DWORD len, DWORD flags ) { BOOL ret; struct request *request; TRACE("%p, %s, %u, 0x%08x\n", hrequest, debugstr_wn(headers, len), len, flags); if (!headers || !len) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } if (!(request = (struct request *)grab_object( hrequest ))) { SetLastError( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } ret = add_request_headers( request, headers, len, flags ); release_object( &request->hdr ); if (ret) SetLastError( ERROR_SUCCESS ); return ret; } static WCHAR *build_absolute_request_path( struct request *request, const WCHAR **path ) { static const WCHAR http[] = {'h','t','t','p',0}; static const WCHAR https[] = {'h','t','t','p','s',0}; static const WCHAR fmt[] = {'%','s',':','/','/','%','s',0}; const WCHAR *scheme; WCHAR *ret; int len; scheme = (request->netconn ? request->netconn->secure : (request->hdr.flags & WINHTTP_FLAG_SECURE)) ? https : http; len = strlenW( scheme ) + strlenW( request->connect->hostname ) + 4; /* '://' + nul */ if (request->connect->hostport) len += 6; /* ':' between host and port, up to 5 for port */ len += strlenW( request->path ); if ((ret = heap_alloc( len * sizeof(WCHAR) ))) { len = sprintfW( ret, fmt, scheme, request->connect->hostname ); if (request->connect->hostport) { static const WCHAR port_fmt[] = {':','%','u',0}; len += sprintfW( ret + len, port_fmt, request->connect->hostport ); } strcpyW( ret + len, request->path ); if (path) *path = ret + len; } return ret; } static WCHAR *build_request_string( struct request *request ) { static const WCHAR spaceW[] = {' ',0}, crlfW[] = {'\r','\n',0}, colonW[] = {':',' ',0}; static const WCHAR twocrlfW[] = {'\r','\n','\r','\n',0}; WCHAR *path, *ret; unsigned int i, len; if (!strcmpiW( request->connect->hostname, request->connect->servername )) path = request->path; else if (!(path = build_absolute_request_path( request, NULL ))) return NULL; len = strlenW( request->verb ) + 1 /* ' ' */; len += strlenW( path ) + 1 /* ' ' */; len += strlenW( request->version ); for (i = 0; i < request->num_headers; i++) { if (request->headers[i].is_request) len += strlenW( request->headers[i].field ) + strlenW( request->headers[i].value ) + 4; /* '\r\n: ' */ } len += 4; /* '\r\n\r\n' */ if ((ret = heap_alloc( (len + 1) * sizeof(WCHAR) ))) { strcpyW( ret, request->verb ); strcatW( ret, spaceW ); strcatW( ret, path ); strcatW( ret, spaceW ); strcatW( ret, request->version ); for (i = 0; i < request->num_headers; i++) { if (request->headers[i].is_request) { strcatW( ret, crlfW ); strcatW( ret, request->headers[i].field ); strcatW( ret, colonW ); strcatW( ret, request->headers[i].value ); } } strcatW( ret, twocrlfW ); } if (path != request->path) heap_free( path ); return ret; } #define QUERY_MODIFIER_MASK (WINHTTP_QUERY_FLAG_REQUEST_HEADERS | WINHTTP_QUERY_FLAG_SYSTEMTIME | WINHTTP_QUERY_FLAG_NUMBER) static BOOL query_headers( struct request *request, DWORD level, const WCHAR *name, void *buffer, DWORD *buflen, DWORD *index ) { struct header *header = NULL; BOOL request_only, ret = FALSE; int requested_index, header_index = -1; DWORD attr, len; request_only = level & WINHTTP_QUERY_FLAG_REQUEST_HEADERS; requested_index = index ? *index : 0; attr = level & ~QUERY_MODIFIER_MASK; switch (attr) { case WINHTTP_QUERY_CUSTOM: { header_index = get_header_index( request, name, requested_index, request_only ); break; } case WINHTTP_QUERY_RAW_HEADERS: { WCHAR *headers, *p, *q; if (request_only) headers = build_request_string( request ); else headers = request->raw_headers; if (!(p = headers)) return FALSE; for (len = 0; *p; p++) if (*p != '\r') len++; if (!buffer || len * sizeof(WCHAR) > *buflen) SetLastError( ERROR_INSUFFICIENT_BUFFER ); else { for (p = headers, q = buffer; *p; p++, q++) { if (*p != '\r') *q = *p; else { *q = 0; p++; /* skip '\n' */ } } TRACE("returning data: %s\n", debugstr_wn(buffer, len)); if (len) len--; ret = TRUE; } *buflen = len * sizeof(WCHAR); if (request_only) heap_free( headers ); return ret; } case WINHTTP_QUERY_RAW_HEADERS_CRLF: { WCHAR *headers; if (request_only) headers = build_request_string( request ); else headers = request->raw_headers; if (!headers) return FALSE; len = strlenW( headers ) * sizeof(WCHAR); if (!buffer || len + sizeof(WCHAR) > *buflen) { len += sizeof(WCHAR); SetLastError( ERROR_INSUFFICIENT_BUFFER ); } else { memcpy( buffer, headers, len + sizeof(WCHAR) ); TRACE("returning data: %s\n", debugstr_wn(buffer, len / sizeof(WCHAR))); ret = TRUE; } *buflen = len; if (request_only) heap_free( headers ); return ret; } case WINHTTP_QUERY_VERSION: len = strlenW( request->version ) * sizeof(WCHAR); if (!buffer || len + sizeof(WCHAR) > *buflen) { len += sizeof(WCHAR); SetLastError( ERROR_INSUFFICIENT_BUFFER ); } else { strcpyW( buffer, request->version ); TRACE("returning string: %s\n", debugstr_w(buffer)); ret = TRUE; } *buflen = len; return ret; case WINHTTP_QUERY_STATUS_TEXT: len = strlenW( request->status_text ) * sizeof(WCHAR); if (!buffer || len + sizeof(WCHAR) > *buflen) { len += sizeof(WCHAR); SetLastError( ERROR_INSUFFICIENT_BUFFER ); } else { strcpyW( buffer, request->status_text ); TRACE("returning string: %s\n", debugstr_w(buffer)); ret = TRUE; } *buflen = len; return ret; default: if (attr >= ARRAY_SIZE(attribute_table) || !attribute_table[attr]) { FIXME("attribute %u not implemented\n", attr); return FALSE; } TRACE("attribute %s\n", debugstr_w(attribute_table[attr])); header_index = get_header_index( request, attribute_table[attr], requested_index, request_only ); break; } if (header_index >= 0) { header = &request->headers[header_index]; } if (!header || (request_only && !header->is_request)) { SetLastError( ERROR_WINHTTP_HEADER_NOT_FOUND ); return FALSE; } if (level & WINHTTP_QUERY_FLAG_NUMBER) { if (!buffer || sizeof(int) > *buflen) { SetLastError( ERROR_INSUFFICIENT_BUFFER ); } else { int *number = buffer; *number = atoiW( header->value ); TRACE("returning number: %d\n", *number); ret = TRUE; } *buflen = sizeof(int); } else if (level & WINHTTP_QUERY_FLAG_SYSTEMTIME) { SYSTEMTIME *st = buffer; if (!buffer || sizeof(SYSTEMTIME) > *buflen) { SetLastError( ERROR_INSUFFICIENT_BUFFER ); } else if ((ret = WinHttpTimeToSystemTime( header->value, st ))) { TRACE("returning time: %04d/%02d/%02d - %d - %02d:%02d:%02d.%02d\n", st->wYear, st->wMonth, st->wDay, st->wDayOfWeek, st->wHour, st->wMinute, st->wSecond, st->wMilliseconds); } *buflen = sizeof(SYSTEMTIME); } else if (header->value) { len = strlenW( header->value ) * sizeof(WCHAR); if (!buffer || len + sizeof(WCHAR) > *buflen) { len += sizeof(WCHAR); SetLastError( ERROR_INSUFFICIENT_BUFFER ); } else { strcpyW( buffer, header->value ); TRACE("returning string: %s\n", debugstr_w(buffer)); ret = TRUE; } *buflen = len; } if (ret && index) *index += 1; return ret; } /*********************************************************************** * WinHttpQueryHeaders (winhttp.@) */ BOOL WINAPI WinHttpQueryHeaders( HINTERNET hrequest, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index ) { BOOL ret; struct request *request; TRACE("%p, 0x%08x, %s, %p, %p, %p\n", hrequest, level, debugstr_w(name), buffer, buflen, index); if (!(request = (struct request *)grab_object( hrequest ))) { SetLastError( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } ret = query_headers( request, level, name, buffer, buflen, index ); release_object( &request->hdr ); if (ret) SetLastError( ERROR_SUCCESS ); return ret; } static const WCHAR basicW[] = {'B','a','s','i','c',0}; static const WCHAR ntlmW[] = {'N','T','L','M',0}; static const WCHAR passportW[] = {'P','a','s','s','p','o','r','t',0}; static const WCHAR digestW[] = {'D','i','g','e','s','t',0}; static const WCHAR negotiateW[] = {'N','e','g','o','t','i','a','t','e',0}; static const struct { const WCHAR *str; unsigned int len; DWORD scheme; } auth_schemes[] = { { basicW, ARRAY_SIZE(basicW) - 1, WINHTTP_AUTH_SCHEME_BASIC }, { ntlmW, ARRAY_SIZE(ntlmW) - 1, WINHTTP_AUTH_SCHEME_NTLM }, { passportW, ARRAY_SIZE(passportW) - 1, WINHTTP_AUTH_SCHEME_PASSPORT }, { digestW, ARRAY_SIZE(digestW) - 1, WINHTTP_AUTH_SCHEME_DIGEST }, { negotiateW, ARRAY_SIZE(negotiateW) - 1, WINHTTP_AUTH_SCHEME_NEGOTIATE } }; static enum auth_scheme scheme_from_flag( DWORD flag ) { int i; for (i = 0; i < ARRAY_SIZE( auth_schemes ); i++) if (flag == auth_schemes[i].scheme) return i; return SCHEME_INVALID; } static DWORD auth_scheme_from_header( WCHAR *header ) { unsigned int i; for (i = 0; i < ARRAY_SIZE( auth_schemes ); i++) { if (!strncmpiW( header, auth_schemes[i].str, auth_schemes[i].len ) && (header[auth_schemes[i].len] == ' ' || !header[auth_schemes[i].len])) return auth_schemes[i].scheme; } return 0; } static BOOL query_auth_schemes( struct request *request, DWORD level, DWORD *supported, DWORD *first ) { DWORD index = 0, supported_schemes = 0, first_scheme = 0; BOOL ret = FALSE; for (;;) { WCHAR *buffer; DWORD size, scheme; size = 0; query_headers( request, level, NULL, NULL, &size, &index ); if (GetLastError() != ERROR_INSUFFICIENT_BUFFER) break; if (!(buffer = heap_alloc( size ))) return FALSE; if (!query_headers( request, level, NULL, buffer, &size, &index )) { heap_free( buffer ); return FALSE; } scheme = auth_scheme_from_header( buffer ); heap_free( buffer ); if (!scheme) continue; if (!first_scheme) first_scheme = scheme; supported_schemes |= scheme; ret = TRUE; } if (ret) { *supported = supported_schemes; *first = first_scheme; } return ret; } /*********************************************************************** * WinHttpQueryAuthSchemes (winhttp.@) */ BOOL WINAPI WinHttpQueryAuthSchemes( HINTERNET hrequest, LPDWORD supported, LPDWORD first, LPDWORD target ) { BOOL ret = FALSE; struct request *request; TRACE("%p, %p, %p, %p\n", hrequest, supported, first, target); if (!(request = (struct request *)grab_object( hrequest ))) { SetLastError( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (!supported || !first || !target) { release_object( &request->hdr ); SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } if (query_auth_schemes( request, WINHTTP_QUERY_WWW_AUTHENTICATE, supported, first )) { *target = WINHTTP_AUTH_TARGET_SERVER; ret = TRUE; } else if (query_auth_schemes( request, WINHTTP_QUERY_PROXY_AUTHENTICATE, supported, first )) { *target = WINHTTP_AUTH_TARGET_PROXY; ret = TRUE; } else SetLastError( ERROR_INVALID_OPERATION ); release_object( &request->hdr ); if (ret) SetLastError( ERROR_SUCCESS ); return ret; } static UINT encode_base64( const char *bin, unsigned int len, WCHAR *base64 ) { UINT n = 0, x; static const char base64enc[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; while (len > 0) { /* first 6 bits, all from bin[0] */ base64[n++] = base64enc[(bin[0] & 0xfc) >> 2]; x = (bin[0] & 3) << 4; /* next 6 bits, 2 from bin[0] and 4 from bin[1] */ if (len == 1) { base64[n++] = base64enc[x]; base64[n++] = '='; base64[n++] = '='; break; } base64[n++] = base64enc[x | ((bin[1] & 0xf0) >> 4)]; x = (bin[1] & 0x0f) << 2; /* next 6 bits 4 from bin[1] and 2 from bin[2] */ if (len == 2) { base64[n++] = base64enc[x]; base64[n++] = '='; break; } base64[n++] = base64enc[x | ((bin[2] & 0xc0) >> 6)]; /* last 6 bits, all from bin [2] */ base64[n++] = base64enc[bin[2] & 0x3f]; bin += 3; len -= 3; } base64[n] = 0; return n; } static inline char decode_char( WCHAR c ) { if (c >= 'A' && c <= 'Z') return c - 'A'; if (c >= 'a' && c <= 'z') return c - 'a' + 26; if (c >= '0' && c <= '9') return c - '0' + 52; if (c == '+') return 62; if (c == '/') return 63; return 64; } static unsigned int decode_base64( const WCHAR *base64, unsigned int len, char *buf ) { unsigned int i = 0; char c0, c1, c2, c3; const WCHAR *p = base64; while (len > 4) { if ((c0 = decode_char( p[0] )) > 63) return 0; if ((c1 = decode_char( p[1] )) > 63) return 0; if ((c2 = decode_char( p[2] )) > 63) return 0; if ((c3 = decode_char( p[3] )) > 63) return 0; if (buf) { buf[i + 0] = (c0 << 2) | (c1 >> 4); buf[i + 1] = (c1 << 4) | (c2 >> 2); buf[i + 2] = (c2 << 6) | c3; } len -= 4; i += 3; p += 4; } if (p[2] == '=') { if ((c0 = decode_char( p[0] )) > 63) return 0; if ((c1 = decode_char( p[1] )) > 63) return 0; if (buf) buf[i] = (c0 << 2) | (c1 >> 4); i++; } else if (p[3] == '=') { if ((c0 = decode_char( p[0] )) > 63) return 0; if ((c1 = decode_char( p[1] )) > 63) return 0; if ((c2 = decode_char( p[2] )) > 63) return 0; if (buf) { buf[i + 0] = (c0 << 2) | (c1 >> 4); buf[i + 1] = (c1 << 4) | (c2 >> 2); } i += 2; } else { if ((c0 = decode_char( p[0] )) > 63) return 0; if ((c1 = decode_char( p[1] )) > 63) return 0; if ((c2 = decode_char( p[2] )) > 63) return 0; if ((c3 = decode_char( p[3] )) > 63) return 0; if (buf) { buf[i + 0] = (c0 << 2) | (c1 >> 4); buf[i + 1] = (c1 << 4) | (c2 >> 2); buf[i + 2] = (c2 << 6) | c3; } i += 3; } return i; } static struct authinfo *alloc_authinfo(void) { struct authinfo *ret; if (!(ret = heap_alloc( sizeof(*ret) ))) return NULL; SecInvalidateHandle( &ret->cred ); SecInvalidateHandle( &ret->ctx ); memset( &ret->exp, 0, sizeof(ret->exp) ); ret->scheme = 0; ret->attr = 0; ret->max_token = 0; ret->data = NULL; ret->data_len = 0; ret->finished = FALSE; return ret; } void destroy_authinfo( struct authinfo *authinfo ) { if (!authinfo) return; if (SecIsValidHandle( &authinfo->ctx )) DeleteSecurityContext( &authinfo->ctx ); if (SecIsValidHandle( &authinfo->cred )) FreeCredentialsHandle( &authinfo->cred ); heap_free( authinfo->data ); heap_free( authinfo ); } static BOOL get_authvalue( struct request *request, DWORD level, DWORD scheme, WCHAR *buffer, DWORD len ) { DWORD size, index = 0; for (;;) { size = len; if (!query_headers( request, level, NULL, buffer, &size, &index )) return FALSE; if (auth_scheme_from_header( buffer ) == scheme) break; } return TRUE; } static BOOL do_authorization( struct request *request, DWORD target, DWORD scheme_flag ) { struct authinfo *authinfo, **auth_ptr; enum auth_scheme scheme = scheme_from_flag( scheme_flag ); const WCHAR *auth_target, *username, *password; WCHAR auth_value[2048], *auth_reply; DWORD len = sizeof(auth_value), len_scheme, flags; BOOL ret, has_auth_value; if (scheme == SCHEME_INVALID) return FALSE; switch (target) { case WINHTTP_AUTH_TARGET_SERVER: has_auth_value = get_authvalue( request, WINHTTP_QUERY_WWW_AUTHENTICATE, scheme_flag, auth_value, len ); auth_ptr = &request->authinfo; auth_target = attr_authorization; if (request->creds[TARGET_SERVER][scheme].username) { if (scheme != SCHEME_BASIC && !has_auth_value) return FALSE; username = request->creds[TARGET_SERVER][scheme].username; password = request->creds[TARGET_SERVER][scheme].password; } else { if (!has_auth_value) return FALSE; username = request->connect->username; password = request->connect->password; } break; case WINHTTP_AUTH_TARGET_PROXY: if (!get_authvalue( request, WINHTTP_QUERY_PROXY_AUTHENTICATE, scheme_flag, auth_value, len )) return FALSE; auth_ptr = &request->proxy_authinfo; auth_target = attr_proxy_authorization; if (request->creds[TARGET_PROXY][scheme].username) { username = request->creds[TARGET_PROXY][scheme].username; password = request->creds[TARGET_PROXY][scheme].password; } else { username = request->connect->session->proxy_username; password = request->connect->session->proxy_password; } break; default: WARN("unknown target %x\n", target); return FALSE; } authinfo = *auth_ptr; switch (scheme) { case SCHEME_BASIC: { int userlen, passlen; if (!username || !password) return FALSE; if ((!authinfo && !(authinfo = alloc_authinfo())) || authinfo->finished) return FALSE; userlen = WideCharToMultiByte( CP_UTF8, 0, username, strlenW( username ), NULL, 0, NULL, NULL ); passlen = WideCharToMultiByte( CP_UTF8, 0, password, strlenW( password ), NULL, 0, NULL, NULL ); authinfo->data_len = userlen + 1 + passlen; if (!(authinfo->data = heap_alloc( authinfo->data_len ))) return FALSE; WideCharToMultiByte( CP_UTF8, 0, username, -1, authinfo->data, userlen, NULL, NULL ); authinfo->data[userlen] = ':'; WideCharToMultiByte( CP_UTF8, 0, password, -1, authinfo->data + userlen + 1, passlen, NULL, NULL ); authinfo->scheme = SCHEME_BASIC; authinfo->finished = TRUE; break; } case SCHEME_NTLM: case SCHEME_NEGOTIATE: { SECURITY_STATUS status; SecBufferDesc out_desc, in_desc; SecBuffer out, in; ULONG flags = ISC_REQ_CONNECTION|ISC_REQ_USE_DCE_STYLE|ISC_REQ_MUTUAL_AUTH|ISC_REQ_DELEGATE; const WCHAR *p; BOOL first = FALSE; if (!authinfo) { TimeStamp exp; SEC_WINNT_AUTH_IDENTITY_W id; WCHAR *domain, *user; if (!username || !password || !(authinfo = alloc_authinfo())) return FALSE; first = TRUE; domain = (WCHAR *)username; user = strchrW( username, '\\' ); if (user) user++; else { user = (WCHAR *)username; domain = NULL; } id.Flags = SEC_WINNT_AUTH_IDENTITY_UNICODE; id.User = user; id.UserLength = strlenW( user ); id.Domain = domain; id.DomainLength = domain ? user - domain - 1 : 0; id.Password = (WCHAR *)password; id.PasswordLength = strlenW( password ); status = AcquireCredentialsHandleW( NULL, (SEC_WCHAR *)auth_schemes[scheme].str, SECPKG_CRED_OUTBOUND, NULL, &id, NULL, NULL, &authinfo->cred, &exp ); if (status == SEC_E_OK) { PSecPkgInfoW info; status = QuerySecurityPackageInfoW( (SEC_WCHAR *)auth_schemes[scheme].str, &info ); if (status == SEC_E_OK) { authinfo->max_token = info->cbMaxToken; FreeContextBuffer( info ); } } if (status != SEC_E_OK) { WARN("AcquireCredentialsHandleW for scheme %s failed with error 0x%08x\n", debugstr_w(auth_schemes[scheme].str), status); heap_free( authinfo ); return FALSE; } authinfo->scheme = scheme; } else if (authinfo->finished) return FALSE; if ((strlenW( auth_value ) < auth_schemes[authinfo->scheme].len || strncmpiW( auth_value, auth_schemes[authinfo->scheme].str, auth_schemes[authinfo->scheme].len ))) { ERR("authentication scheme changed from %s to %s\n", debugstr_w(auth_schemes[authinfo->scheme].str), debugstr_w(auth_value)); destroy_authinfo( authinfo ); *auth_ptr = NULL; return FALSE; } in.BufferType = SECBUFFER_TOKEN; in.cbBuffer = 0; in.pvBuffer = NULL; in_desc.ulVersion = 0; in_desc.cBuffers = 1; in_desc.pBuffers = ∈ p = auth_value + auth_schemes[scheme].len; if (*p == ' ') { int len = strlenW( ++p ); in.cbBuffer = decode_base64( p, len, NULL ); if (!(in.pvBuffer = heap_alloc( in.cbBuffer ))) { destroy_authinfo( authinfo ); *auth_ptr = NULL; return FALSE; } decode_base64( p, len, in.pvBuffer ); } out.BufferType = SECBUFFER_TOKEN; out.cbBuffer = authinfo->max_token; if (!(out.pvBuffer = heap_alloc( authinfo->max_token ))) { heap_free( in.pvBuffer ); destroy_authinfo( authinfo ); *auth_ptr = NULL; return FALSE; } out_desc.ulVersion = 0; out_desc.cBuffers = 1; out_desc.pBuffers = &out; status = InitializeSecurityContextW( first ? &authinfo->cred : NULL, first ? NULL : &authinfo->ctx, first ? request->connect->servername : NULL, flags, 0, SECURITY_NETWORK_DREP, in.pvBuffer ? &in_desc : NULL, 0, &authinfo->ctx, &out_desc, &authinfo->attr, &authinfo->exp ); heap_free( in.pvBuffer ); if (status == SEC_E_OK) { heap_free( authinfo->data ); authinfo->data = out.pvBuffer; authinfo->data_len = out.cbBuffer; authinfo->finished = TRUE; TRACE("sending last auth packet\n"); } else if (status == SEC_I_CONTINUE_NEEDED) { heap_free( authinfo->data ); authinfo->data = out.pvBuffer; authinfo->data_len = out.cbBuffer; TRACE("sending next auth packet\n"); } else { ERR("InitializeSecurityContextW failed with error 0x%08x\n", status); heap_free( out.pvBuffer ); destroy_authinfo( authinfo ); *auth_ptr = NULL; return FALSE; } break; } default: ERR("invalid scheme %u\n", scheme); return FALSE; } *auth_ptr = authinfo; len_scheme = auth_schemes[authinfo->scheme].len; len = len_scheme + 1 + ((authinfo->data_len + 2) * 4) / 3; if (!(auth_reply = heap_alloc( (len + 1) * sizeof(WCHAR) ))) return FALSE; memcpy( auth_reply, auth_schemes[authinfo->scheme].str, len_scheme * sizeof(WCHAR) ); auth_reply[len_scheme] = ' '; encode_base64( authinfo->data, authinfo->data_len, auth_reply + len_scheme + 1 ); flags = WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE; ret = process_header( request, auth_target, auth_reply, flags, TRUE ); heap_free( auth_reply ); return ret; } static WCHAR *build_proxy_connect_string( struct request *request ) { static const WCHAR fmtW[] = {'%','s',':','%','u',0}; static const WCHAR connectW[] = {'C','O','N','N','E','C','T', 0}; static const WCHAR spaceW[] = {' ',0}, crlfW[] = {'\r','\n',0}, colonW[] = {':',' ',0}; static const WCHAR twocrlfW[] = {'\r','\n','\r','\n',0}; WCHAR *ret, *host; unsigned int i; int len; if (!(host = heap_alloc( (strlenW( request->connect->hostname ) + 7) * sizeof(WCHAR) ))) return NULL; len = sprintfW( host, fmtW, request->connect->hostname, request->connect->hostport ); len += ARRAY_SIZE(connectW); len += ARRAY_SIZE(http1_1); for (i = 0; i < request->num_headers; i++) { if (request->headers[i].is_request) len += strlenW( request->headers[i].field ) + strlenW( request->headers[i].value ) + 4; /* '\r\n: ' */ } len += 4; /* '\r\n\r\n' */ if ((ret = heap_alloc( (len + 1) * sizeof(WCHAR) ))) { strcpyW( ret, connectW ); strcatW( ret, spaceW ); strcatW( ret, host ); strcatW( ret, spaceW ); strcatW( ret, http1_1 ); for (i = 0; i < request->num_headers; i++) { if (request->headers[i].is_request) { strcatW( ret, crlfW ); strcatW( ret, request->headers[i].field ); strcatW( ret, colonW ); strcatW( ret, request->headers[i].value ); } } strcatW( ret, twocrlfW ); } heap_free( host ); return ret; } static BOOL read_reply( struct request *request ); static BOOL secure_proxy_connect( struct request *request ) { WCHAR *str; char *strA; int len, bytes_sent; BOOL ret; if (!(str = build_proxy_connect_string( request ))) return FALSE; strA = strdupWA( str ); heap_free( str ); if (!strA) return FALSE; len = strlen( strA ); ret = netconn_send( request->netconn, strA, len, &bytes_sent ); heap_free( strA ); if (ret) ret = read_reply( request ); return ret; } static WCHAR *addr_to_str( struct sockaddr_storage *addr ) { char buf[INET6_ADDRSTRLEN]; void *src; switch (addr->ss_family) { case AF_INET: src = &((struct sockaddr_in *)addr)->sin_addr; break; case AF_INET6: src = &((struct sockaddr_in6 *)addr)->sin6_addr; break; default: WARN("unsupported address family %d\n", addr->ss_family); return NULL; } if (!inet_ntop( addr->ss_family, src, buf, sizeof(buf) )) return NULL; return strdupAW( buf ); } static CRITICAL_SECTION connection_pool_cs; static CRITICAL_SECTION_DEBUG connection_pool_debug = { 0, 0, &connection_pool_cs, { &connection_pool_debug.ProcessLocksList, &connection_pool_debug.ProcessLocksList }, 0, 0, { (DWORD_PTR)(__FILE__ ": connection_pool_cs") } }; static CRITICAL_SECTION connection_pool_cs = { &connection_pool_debug, -1, 0, 0, 0, 0 }; static struct list connection_pool = LIST_INIT( connection_pool ); void release_host( struct hostdata *host ) { LONG ref; EnterCriticalSection( &connection_pool_cs ); if (!(ref = --host->ref)) list_remove( &host->entry ); LeaveCriticalSection( &connection_pool_cs ); if (ref) return; assert( list_empty( &host->connections ) ); heap_free( host->hostname ); heap_free( host ); } static BOOL connection_collector_running; static void CALLBACK connection_collector( TP_CALLBACK_INSTANCE *instance, void *ctx ) { unsigned int remaining_connections; struct netconn *netconn, *next_netconn; struct hostdata *host, *next_host; ULONGLONG now; do { /* FIXME: Use more sophisticated method */ Sleep(5000); remaining_connections = 0; now = GetTickCount64(); EnterCriticalSection(&connection_pool_cs); LIST_FOR_EACH_ENTRY_SAFE(host, next_host, &connection_pool, struct hostdata, entry) { LIST_FOR_EACH_ENTRY_SAFE(netconn, next_netconn, &host->connections, struct netconn, entry) { if (netconn->keep_until < now) { TRACE("freeing %p\n", netconn); list_remove(&netconn->entry); netconn_close(netconn); } else remaining_connections++; } } if (!remaining_connections) connection_collector_running = FALSE; LeaveCriticalSection(&connection_pool_cs); } while(remaining_connections); FreeLibraryWhenCallbackReturns( instance, winhttp_instance ); } static void cache_connection( struct netconn *netconn ) { TRACE( "caching connection %p\n", netconn ); EnterCriticalSection( &connection_pool_cs ); netconn->keep_until = GetTickCount64() + DEFAULT_KEEP_ALIVE_TIMEOUT; list_add_head( &netconn->host->connections, &netconn->entry ); if (!connection_collector_running) { HMODULE module; GetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (const WCHAR *)winhttp_instance, &module ); if (TrySubmitThreadpoolCallback( connection_collector, NULL, NULL )) connection_collector_running = TRUE; else FreeLibrary( winhttp_instance ); } LeaveCriticalSection( &connection_pool_cs ); } static DWORD map_secure_protocols( DWORD mask ) { DWORD ret = 0; if (mask & WINHTTP_FLAG_SECURE_PROTOCOL_SSL2) ret |= SP_PROT_SSL2_CLIENT; if (mask & WINHTTP_FLAG_SECURE_PROTOCOL_SSL3) ret |= SP_PROT_SSL3_CLIENT; if (mask & WINHTTP_FLAG_SECURE_PROTOCOL_TLS1) ret |= SP_PROT_TLS1_CLIENT; if (mask & WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_1) ret |= SP_PROT_TLS1_1_CLIENT; if (mask & WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_2) ret |= SP_PROT_TLS1_2_CLIENT; return ret; } static BOOL ensure_cred_handle( struct request *request ) { SECURITY_STATUS status = SEC_E_OK; if (request->cred_handle_initialized) return TRUE; if (!request->cred_handle_initialized) { SCHANNEL_CRED cred; memset( &cred, 0, sizeof(cred) ); cred.dwVersion = SCHANNEL_CRED_VERSION; cred.grbitEnabledProtocols = map_secure_protocols( request->connect->session->secure_protocols ); if (request->client_cert) { cred.paCred = &request->client_cert; cred.cCreds = 1; } status = AcquireCredentialsHandleW( NULL, (WCHAR *)UNISP_NAME_W, SECPKG_CRED_OUTBOUND, NULL, &cred, NULL, NULL, &request->cred_handle, NULL ); if (status == SEC_E_OK) request->cred_handle_initialized = TRUE; } if (status != SEC_E_OK) { WARN( "AcquireCredentialsHandleW failed: 0x%08x\n", status ); return FALSE; } return TRUE; } static BOOL open_connection( struct request *request ) { BOOL is_secure = request->hdr.flags & WINHTTP_FLAG_SECURE; struct hostdata *host = NULL, *iter; struct netconn *netconn = NULL; struct connect *connect; WCHAR *addressW = NULL; INTERNET_PORT port; DWORD len; if (request->netconn) goto done; connect = request->connect; port = connect->serverport ? connect->serverport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80); EnterCriticalSection( &connection_pool_cs ); LIST_FOR_EACH_ENTRY( iter, &connection_pool, struct hostdata, entry ) { if (iter->port == port && !strcmpW( connect->servername, iter->hostname ) && !is_secure == !iter->secure) { host = iter; host->ref++; break; } } if (!host) { if ((host = heap_alloc( sizeof(*host) ))) { host->ref = 1; host->secure = is_secure; host->port = port; list_init( &host->connections ); if ((host->hostname = strdupW( connect->servername ))) { list_add_head( &connection_pool, &host->entry ); } else { heap_free( host ); host = NULL; } } } LeaveCriticalSection( &connection_pool_cs ); if (!host) return FALSE; for (;;) { EnterCriticalSection( &connection_pool_cs ); if (!list_empty( &host->connections )) { netconn = LIST_ENTRY( list_head( &host->connections ), struct netconn, entry ); list_remove( &netconn->entry ); } LeaveCriticalSection( &connection_pool_cs ); if (!netconn) break; if (netconn_is_alive( netconn )) break; TRACE("connection %p no longer alive, closing\n", netconn); netconn_close( netconn ); netconn = NULL; } if (!connect->resolved && netconn) { connect->sockaddr = netconn->sockaddr; connect->resolved = TRUE; } if (!connect->resolved) { len = strlenW( host->hostname ) + 1; send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESOLVING_NAME, host->hostname, len ); if (!netconn_resolve( host->hostname, port, &connect->sockaddr, request->resolve_timeout )) { release_host( host ); return FALSE; } connect->resolved = TRUE; if (!(addressW = addr_to_str( &connect->sockaddr ))) { release_host( host ); return FALSE; } len = strlenW( addressW ) + 1; send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_NAME_RESOLVED, addressW, len ); } if (!netconn) { if (!addressW && !(addressW = addr_to_str( &connect->sockaddr ))) { release_host( host ); return FALSE; } TRACE("connecting to %s:%u\n", debugstr_w(addressW), port); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTING_TO_SERVER, addressW, 0 ); if (!(netconn = netconn_create( host, &connect->sockaddr, request->connect_timeout ))) { heap_free( addressW ); release_host( host ); return FALSE; } netconn_set_timeout( netconn, TRUE, request->send_timeout ); netconn_set_timeout( netconn, FALSE, request->receive_response_timeout ); if (is_secure) { if (connect->session->proxy_server && strcmpiW( connect->hostname, connect->servername )) { if (!secure_proxy_connect( request )) { heap_free( addressW ); netconn_close( netconn ); return FALSE; } } CertFreeCertificateContext( request->server_cert ); request->server_cert = NULL; if (!ensure_cred_handle( request ) || !netconn_secure_connect( netconn, connect->hostname, request->security_flags, &request->cred_handle, request->check_revocation )) { heap_free( addressW ); netconn_close( netconn ); return FALSE; } } request->netconn = netconn; send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTED_TO_SERVER, addressW, strlenW(addressW) + 1 ); } else { TRACE("using connection %p\n", netconn); netconn_set_timeout( netconn, TRUE, request->send_timeout ); netconn_set_timeout( netconn, FALSE, request->receive_response_timeout ); request->netconn = netconn; } if (netconn->secure && !(request->server_cert = netconn_get_certificate( netconn ))) { heap_free( addressW ); netconn_close( netconn ); return FALSE; } done: request->read_pos = request->read_size = 0; request->read_chunked = FALSE; request->read_chunked_size = ~0u; request->read_chunked_eof = FALSE; heap_free( addressW ); return TRUE; } void close_connection( struct request *request ) { if (!request->netconn) return; send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CLOSING_CONNECTION, 0, 0 ); netconn_close( request->netconn ); request->netconn = NULL; send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTION_CLOSED, 0, 0 ); } static BOOL add_host_header( struct request *request, DWORD modifier ) { BOOL ret; DWORD len; WCHAR *host; static const WCHAR fmt[] = {'%','s',':','%','u',0}; struct connect *connect = request->connect; INTERNET_PORT port; port = connect->hostport ? connect->hostport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80); if (port == INTERNET_DEFAULT_HTTP_PORT || port == INTERNET_DEFAULT_HTTPS_PORT) { return process_header( request, attr_host, connect->hostname, modifier, TRUE ); } len = strlenW( connect->hostname ) + 7; /* sizeof(":65335") */ if (!(host = heap_alloc( len * sizeof(WCHAR) ))) return FALSE; sprintfW( host, fmt, connect->hostname, port ); ret = process_header( request, attr_host, host, modifier, TRUE ); heap_free( host ); return ret; } static void clear_response_headers( struct request *request ) { unsigned int i; for (i = 0; i < request->num_headers; i++) { if (!request->headers[i].field) continue; if (!request->headers[i].value) continue; if (request->headers[i].is_request) continue; delete_header( request, i ); i--; } } /* remove some amount of data from the read buffer */ static void remove_data( struct request *request, int count ) { if (!(request->read_size -= count)) request->read_pos = 0; else request->read_pos += count; } /* read some more data into the read buffer */ static BOOL read_more_data( struct request *request, int maxlen, BOOL notify ) { int len; BOOL ret; if (request->read_chunked_eof) return FALSE; if (request->read_size && request->read_pos) { /* move existing data to the start of the buffer */ memmove( request->read_buf, request->read_buf + request->read_pos, request->read_size ); request->read_pos = 0; } if (maxlen == -1) maxlen = sizeof(request->read_buf); if (notify) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RECEIVING_RESPONSE, NULL, 0 ); ret = netconn_recv( request->netconn, request->read_buf + request->read_size, maxlen - request->read_size, 0, &len ); if (notify) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESPONSE_RECEIVED, &len, sizeof(len) ); request->read_size += len; return ret; } /* discard data contents until we reach end of line */ static BOOL discard_eol( struct request *request, BOOL notify ) { do { char *eol = memchr( request->read_buf + request->read_pos, '\n', request->read_size ); if (eol) { remove_data( request, (eol + 1) - (request->read_buf + request->read_pos) ); break; } request->read_pos = request->read_size = 0; /* discard everything */ if (!read_more_data( request, -1, notify )) return FALSE; } while (request->read_size); return TRUE; } /* read the size of the next chunk */ static BOOL start_next_chunk( struct request *request, BOOL notify ) { DWORD chunk_size = 0; assert(!request->read_chunked_size || request->read_chunked_size == ~0u); if (request->read_chunked_eof) return FALSE; /* read terminator for the previous chunk */ if (!request->read_chunked_size && !discard_eol( request, notify )) return FALSE; for (;;) { while (request->read_size) { char ch = request->read_buf[request->read_pos]; if (ch >= '0' && ch <= '9') chunk_size = chunk_size * 16 + ch - '0'; else if (ch >= 'a' && ch <= 'f') chunk_size = chunk_size * 16 + ch - 'a' + 10; else if (ch >= 'A' && ch <= 'F') chunk_size = chunk_size * 16 + ch - 'A' + 10; else if (ch == ';' || ch == '\r' || ch == '\n') { TRACE("reading %u byte chunk\n", chunk_size); if (request->content_length == ~0u) request->content_length = chunk_size; else request->content_length += chunk_size; request->read_chunked_size = chunk_size; if (!chunk_size) request->read_chunked_eof = TRUE; return discard_eol( request, notify ); } remove_data( request, 1 ); } if (!read_more_data( request, -1, notify )) return FALSE; if (!request->read_size) { request->content_length = request->content_read = 0; request->read_chunked_size = 0; return TRUE; } } } static BOOL refill_buffer( struct request *request, BOOL notify ) { int len = sizeof(request->read_buf); if (request->read_chunked) { if (request->read_chunked_eof) return FALSE; if (request->read_chunked_size == ~0u || !request->read_chunked_size) { if (!start_next_chunk( request, notify )) return FALSE; } len = min( len, request->read_chunked_size ); } else if (request->content_length != ~0u) { len = min( len, request->content_length - request->content_read ); } if (len <= request->read_size) return TRUE; if (!read_more_data( request, len, notify )) return FALSE; if (!request->read_size) request->content_length = request->content_read = 0; return TRUE; } static void finished_reading( struct request *request ) { static const WCHAR closeW[] = {'c','l','o','s','e',0}; BOOL close = FALSE; WCHAR connection[20]; DWORD size = sizeof(connection); if (!request->netconn) return; if (request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE) close = TRUE; else if (query_headers( request, WINHTTP_QUERY_CONNECTION, NULL, connection, &size, NULL ) || query_headers( request, WINHTTP_QUERY_PROXY_CONNECTION, NULL, connection, &size, NULL )) { if (!strcmpiW( connection, closeW )) close = TRUE; } else if (!strcmpW( request->version, http1_0 )) close = TRUE; if (close) { close_connection( request ); return; } cache_connection( request->netconn ); request->netconn = NULL; } /* return the size of data available to be read immediately */ static DWORD get_available_data( struct request *request ) { if (request->read_chunked) return min( request->read_chunked_size, request->read_size ); return request->read_size; } /* check if we have reached the end of the data to read */ static BOOL end_of_read_data( struct request *request ) { if (!request->content_length) return TRUE; if (request->read_chunked) return request->read_chunked_eof; if (request->content_length == ~0u) return FALSE; return (request->content_length == request->content_read); } static BOOL read_data( struct request *request, void *buffer, DWORD size, DWORD *read, BOOL async ) { int count, bytes_read = 0; BOOL ret = TRUE; if (end_of_read_data( request )) goto done; while (size) { if (!(count = get_available_data( request ))) { if (!(ret = refill_buffer( request, async ))) goto done; if (!(count = get_available_data( request ))) goto done; } count = min( count, size ); memcpy( (char *)buffer + bytes_read, request->read_buf + request->read_pos, count ); remove_data( request, count ); if (request->read_chunked) request->read_chunked_size -= count; size -= count; bytes_read += count; request->content_read += count; if (end_of_read_data( request )) goto done; } if (request->read_chunked && !request->read_chunked_size) ret = refill_buffer( request, async ); done: TRACE( "retrieved %u bytes (%u/%u)\n", bytes_read, request->content_read, request->content_length ); if (async) { if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_READ_COMPLETE, buffer, bytes_read ); else { WINHTTP_ASYNC_RESULT result; result.dwResult = API_READ_DATA; result.dwError = GetLastError(); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) ); } } if (ret && read) *read = bytes_read; if (end_of_read_data( request )) finished_reading( request ); return ret; } /* read any content returned by the server so that the connection can be reused */ static void drain_content( struct request *request ) { DWORD size, bytes_read, bytes_total = 0, bytes_left = request->content_length - request->content_read; char buffer[2048]; refill_buffer( request, FALSE ); for (;;) { if (request->read_chunked) size = sizeof(buffer); else { if (bytes_total >= bytes_left) return; size = min( sizeof(buffer), bytes_left - bytes_total ); } if (!read_data( request, buffer, size, &bytes_read, FALSE ) || !bytes_read) return; bytes_total += bytes_read; } } enum escape_flags { ESCAPE_FLAG_NON_PRINTABLE = 0x01, ESCAPE_FLAG_SPACE = 0x02, ESCAPE_FLAG_PERCENT = 0x04, ESCAPE_FLAG_UNSAFE = 0x08, ESCAPE_FLAG_DEL = 0x10, ESCAPE_FLAG_8BIT = 0x20, ESCAPE_FLAG_STRIP_CRLF = 0x40, }; #define ESCAPE_MASK_DEFAULT (ESCAPE_FLAG_NON_PRINTABLE | ESCAPE_FLAG_SPACE | ESCAPE_FLAG_UNSAFE |\ ESCAPE_FLAG_DEL | ESCAPE_FLAG_8BIT) #define ESCAPE_MASK_PERCENT (ESCAPE_FLAG_PERCENT | ESCAPE_MASK_DEFAULT) #define ESCAPE_MASK_DISABLE (ESCAPE_FLAG_SPACE | ESCAPE_FLAG_8BIT | ESCAPE_FLAG_STRIP_CRLF) static inline BOOL need_escape( char ch, enum escape_flags flags ) { static const char unsafe[] = "\"#<>[\\]^`{|}"; const char *ptr = unsafe; if ((flags & ESCAPE_FLAG_SPACE) && ch == ' ') return TRUE; if ((flags & ESCAPE_FLAG_PERCENT) && ch == '%') return TRUE; if ((flags & ESCAPE_FLAG_NON_PRINTABLE) && ch < 0x20) return TRUE; if ((flags & ESCAPE_FLAG_DEL) && ch == 0x7f) return TRUE; if ((flags & ESCAPE_FLAG_8BIT) && (ch & 0x80)) return TRUE; if ((flags & ESCAPE_FLAG_UNSAFE)) while (*ptr) { if (ch == *ptr++) return TRUE; } return FALSE; } static DWORD escape_string( const char *src, DWORD len, char *dst, enum escape_flags flags ) { static const char hex[] = "0123456789ABCDEF"; DWORD i, ret = len; char *ptr = dst; for (i = 0; i < len; i++) { if ((flags & ESCAPE_FLAG_STRIP_CRLF) && (src[i] == '\r' || src[i] == '\n')) { ret--; continue; } if (need_escape( src[i], flags )) { if (dst) { ptr[0] = '%'; ptr[1] = hex[(src[i] >> 4) & 0xf]; ptr[2] = hex[src[i] & 0xf]; ptr += 3; } ret += 2; } else if (dst) *ptr++ = src[i]; } if (dst) dst[ret] = 0; return ret; } static DWORD str_to_wire( const WCHAR *src, int src_len, char *dst, enum escape_flags flags ) { DWORD len; char *utf8; if (src_len < 0) src_len = strlenW( src ); len = WideCharToMultiByte( CP_UTF8, 0, src, src_len, NULL, 0, NULL, NULL ); if (!(utf8 = heap_alloc( len ))) return 0; WideCharToMultiByte( CP_UTF8, 0, src, -1, utf8, len, NULL, NULL ); len = escape_string( utf8, len, dst, flags ); heap_free( utf8 ); return len; } static char *build_wire_path( struct request *request, DWORD *ret_len ) { WCHAR *full_path; const WCHAR *start, *path, *query = NULL; DWORD len, len_path = 0, len_query = 0; enum escape_flags path_flags, query_flags; char *ret; if (!strcmpiW( request->connect->hostname, request->connect->servername )) start = full_path = request->path; else if (!(full_path = build_absolute_request_path( request, &start ))) return NULL; len = strlenW( full_path ); if ((path = strchrW( start, '/' ))) { len_path = strlenW( path ); if ((query = strchrW( path, '?' ))) { len_query = strlenW( query ); len_path -= len_query; } } if (request->hdr.flags & WINHTTP_FLAG_ESCAPE_DISABLE) path_flags = ESCAPE_MASK_DISABLE; else if (request->hdr.flags & WINHTTP_FLAG_ESCAPE_PERCENT) path_flags = ESCAPE_MASK_PERCENT; else path_flags = ESCAPE_MASK_DEFAULT; if (request->hdr.flags & WINHTTP_FLAG_ESCAPE_DISABLE_QUERY) query_flags = ESCAPE_MASK_DISABLE; else query_flags = path_flags; *ret_len = str_to_wire( full_path, len - len_path - len_query, NULL, 0 ); if (path) *ret_len += str_to_wire( path, len_path, NULL, path_flags ); if (query) *ret_len += str_to_wire( query, len_query, NULL, query_flags ); if ((ret = heap_alloc( *ret_len + 1 ))) { len = str_to_wire( full_path, len - len_path - len_query, ret, 0 ); if (path) len += str_to_wire( path, len_path, ret + len, path_flags ); if (query) str_to_wire( query, len_query, ret + len, query_flags ); } if (full_path != request->path) heap_free( full_path ); return ret; } static char *build_wire_request( struct request *request, DWORD *len ) { char *path, *ptr, *ret; DWORD i, len_path; if (!(path = build_wire_path( request, &len_path ))) return NULL; *len = str_to_wire( request->verb, -1, NULL, 0 ) + 1; /* ' ' */ *len += len_path + 1; /* ' ' */ *len += str_to_wire( request->version, -1, NULL, 0 ); for (i = 0; i < request->num_headers; i++) { if (request->headers[i].is_request) { *len += str_to_wire( request->headers[i].field, -1, NULL, 0 ) + 2; /* ': ' */ *len += str_to_wire( request->headers[i].value, -1, NULL, 0 ) + 2; /* '\r\n' */ } } *len += 4; /* '\r\n\r\n' */ if ((ret = ptr = heap_alloc( *len + 1 ))) { ptr += str_to_wire( request->verb, -1, ptr, 0 ); *ptr++ = ' '; memcpy( ptr, path, len_path ); ptr += len_path; *ptr++ = ' '; ptr += str_to_wire( request->version, -1, ptr, 0 ); for (i = 0; i < request->num_headers; i++) { if (request->headers[i].is_request) { *ptr++ = '\r'; *ptr++ = '\n'; ptr += str_to_wire( request->headers[i].field, -1, ptr, 0 ); *ptr++ = ':'; *ptr++ = ' '; ptr += str_to_wire( request->headers[i].value, -1, ptr, 0 ); } } memcpy( ptr, "\r\n\r\n", sizeof("\r\n\r\n") ); } heap_free( path ); return ret; } static BOOL send_request( struct request *request, const WCHAR *headers, DWORD headers_len, void *optional, DWORD optional_len, DWORD total_len, DWORD_PTR context, BOOL async ) { static const WCHAR keep_alive[] = {'K','e','e','p','-','A','l','i','v','e',0}; static const WCHAR no_cache[] = {'n','o','-','c','a','c','h','e',0}; static const WCHAR length_fmt[] = {'%','l','d',0}; BOOL ret = FALSE; struct connect *connect = request->connect; struct session *session = connect->session; char *wire_req; int bytes_sent; DWORD len; clear_response_headers( request ); drain_content( request ); if (session->agent) process_header( request, attr_user_agent, session->agent, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE ); if (connect->hostname) add_host_header( request, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW ); if (request->creds[TARGET_SERVER][SCHEME_BASIC].username) do_authorization( request, WINHTTP_AUTH_TARGET_SERVER, WINHTTP_AUTH_SCHEME_BASIC ); if (total_len || (request->verb && !strcmpW( request->verb, postW ))) { WCHAR length[21]; /* decimal long int + null */ sprintfW( length, length_fmt, total_len ); process_header( request, attr_content_length, length, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE ); } if (!(request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE)) { process_header( request, attr_connection, keep_alive, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE ); } if (request->hdr.flags & WINHTTP_FLAG_REFRESH) { process_header( request, attr_pragma, no_cache, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE ); process_header( request, attr_cache_control, no_cache, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE ); } if (headers && !add_request_headers( request, headers, headers_len, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE )) { TRACE("failed to add request headers\n"); return FALSE; } if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES) && !add_cookie_headers( request )) { WARN("failed to add cookie headers\n"); return FALSE; } if (context) request->hdr.context = context; if (!(ret = open_connection( request ))) goto end; if (!(wire_req = build_wire_request( request, &len ))) goto end; TRACE("full request: %s\n", debugstr_a(wire_req)); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDING_REQUEST, NULL, 0 ); ret = netconn_send( request->netconn, wire_req, len, &bytes_sent ); heap_free( wire_req ); if (!ret) goto end; if (optional_len) { if (!netconn_send( request->netconn, optional, optional_len, &bytes_sent )) goto end; request->optional = optional; request->optional_len = optional_len; len += optional_len; } send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_SENT, &len, sizeof(len) ); end: if (async) { if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDREQUEST_COMPLETE, NULL, 0 ); else { WINHTTP_ASYNC_RESULT result; result.dwResult = API_SEND_REQUEST; result.dwError = GetLastError(); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) ); } } return ret; } static void task_send_request( struct task_header *task ) { struct send_request *s = (struct send_request *)task; send_request( s->hdr.request, s->headers, s->headers_len, s->optional, s->optional_len, s->total_len, s->context, TRUE ); heap_free( s->headers ); } /*********************************************************************** * WinHttpSendRequest (winhttp.@) */ BOOL WINAPI WinHttpSendRequest( HINTERNET hrequest, LPCWSTR headers, DWORD headers_len, LPVOID optional, DWORD optional_len, DWORD total_len, DWORD_PTR context ) { BOOL ret; struct request *request; TRACE("%p, %s, %u, %u, %u, %lx\n", hrequest, debugstr_wn(headers, headers_len), headers_len, optional_len, total_len, context); if (!(request = (struct request *)grab_object( hrequest ))) { SetLastError( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (headers && !headers_len) headers_len = strlenW( headers ); if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) { struct send_request *s; if (!(s = heap_alloc( sizeof(struct send_request) ))) return FALSE; s->hdr.request = request; s->hdr.proc = task_send_request; s->headers = strdupW( headers ); s->headers_len = headers_len; s->optional = optional; s->optional_len = optional_len; s->total_len = total_len; s->context = context; addref_object( &request->hdr ); ret = queue_task( (struct task_header *)s ); } else ret = send_request( request, headers, headers_len, optional, optional_len, total_len, context, FALSE ); release_object( &request->hdr ); if (ret) SetLastError( ERROR_SUCCESS ); return ret; } static BOOL set_credentials( struct request *request, DWORD target, DWORD scheme_flag, const WCHAR *username, const WCHAR *password ) { enum auth_scheme scheme = scheme_from_flag( scheme_flag ); if (scheme == SCHEME_INVALID || ((scheme == SCHEME_BASIC || scheme == SCHEME_DIGEST) && (!username || !password))) { SetLastError( ERROR_INVALID_PARAMETER ); return FALSE; } switch (target) { case WINHTTP_AUTH_TARGET_SERVER: { heap_free( request->creds[TARGET_SERVER][scheme].username ); if (!username) request->creds[TARGET_SERVER][scheme].username = NULL; else if (!(request->creds[TARGET_SERVER][scheme].username = strdupW( username ))) return FALSE; heap_free( request->creds[TARGET_SERVER][scheme].password ); if (!password) request->creds[TARGET_SERVER][scheme].password = NULL; else if (!(request->creds[TARGET_SERVER][scheme].password = strdupW( password ))) return FALSE; break; } case WINHTTP_AUTH_TARGET_PROXY: { heap_free( request->creds[TARGET_PROXY][scheme].username ); if (!username) request->creds[TARGET_PROXY][scheme].username = NULL; else if (!(request->creds[TARGET_PROXY][scheme].username = strdupW( username ))) return FALSE; heap_free( request->creds[TARGET_PROXY][scheme].password ); if (!password) request->creds[TARGET_PROXY][scheme].password = NULL; else if (!(request->creds[TARGET_PROXY][scheme].password = strdupW( password ))) return FALSE; break; } default: WARN("unknown target %u\n", target); return FALSE; } return TRUE; } /*********************************************************************** * WinHttpSetCredentials (winhttp.@) */ BOOL WINAPI WinHttpSetCredentials( HINTERNET hrequest, DWORD target, DWORD scheme, LPCWSTR username, LPCWSTR password, LPVOID params ) { BOOL ret; struct request *request; TRACE("%p, %x, 0x%08x, %s, %p, %p\n", hrequest, target, scheme, debugstr_w(username), password, params); if (!(request = (struct request *)grab_object( hrequest ))) { SetLastError( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } ret = set_credentials( request, target, scheme, username, password ); release_object( &request->hdr ); if (ret) SetLastError( ERROR_SUCCESS ); return ret; } static BOOL handle_authorization( struct request *request, DWORD status ) { DWORD i, schemes, first, level, target; switch (status) { case HTTP_STATUS_DENIED: target = WINHTTP_AUTH_TARGET_SERVER; level = WINHTTP_QUERY_WWW_AUTHENTICATE; break; case HTTP_STATUS_PROXY_AUTH_REQ: target = WINHTTP_AUTH_TARGET_PROXY; level = WINHTTP_QUERY_PROXY_AUTHENTICATE; break; default: WARN("unhandled status %u\n", status); return FALSE; } if (!query_auth_schemes( request, level, &schemes, &first )) return FALSE; if (do_authorization( request, target, first )) return TRUE; schemes &= ~first; for (i = 0; i < ARRAY_SIZE( auth_schemes ); i++) { if (!(schemes & auth_schemes[i].scheme)) continue; if (do_authorization( request, target, auth_schemes[i].scheme )) return TRUE; } return FALSE; } /* set the request content length based on the headers */ static DWORD set_content_length( struct request *request, DWORD status ) { WCHAR encoding[20]; DWORD buflen = sizeof(request->content_length); if (status == HTTP_STATUS_NO_CONTENT || status == HTTP_STATUS_NOT_MODIFIED || !strcmpW( request->verb, headW )) request->content_length = 0; else { if (!query_headers( request, WINHTTP_QUERY_CONTENT_LENGTH|WINHTTP_QUERY_FLAG_NUMBER, NULL, &request->content_length, &buflen, NULL )) request->content_length = ~0u; buflen = sizeof(encoding); if (query_headers( request, WINHTTP_QUERY_TRANSFER_ENCODING, NULL, encoding, &buflen, NULL ) && !strcmpiW( encoding, chunkedW )) { request->content_length = ~0u; request->read_chunked = TRUE; request->read_chunked_size = ~0u; request->read_chunked_eof = FALSE; } } request->content_read = 0; return request->content_length; } static BOOL read_line( struct request *request, char *buffer, DWORD *len ) { int count, bytes_read, pos = 0; for (;;) { char *eol = memchr( request->read_buf + request->read_pos, '\n', request->read_size ); if (eol) { count = eol - (request->read_buf + request->read_pos); bytes_read = count + 1; } else count = bytes_read = request->read_size; count = min( count, *len - pos ); memcpy( buffer + pos, request->read_buf + request->read_pos, count ); pos += count; remove_data( request, bytes_read ); if (eol) break; if (!read_more_data( request, -1, TRUE )) return FALSE; if (!request->read_size) { *len = 0; TRACE("returning empty string\n"); return FALSE; } } if (pos < *len) { if (pos && buffer[pos - 1] == '\r') pos--; *len = pos + 1; } buffer[*len - 1] = 0; TRACE("returning %s\n", debugstr_a(buffer)); return TRUE; } #define MAX_REPLY_LEN 1460 #define INITIAL_HEADER_BUFFER_LEN 512 static BOOL read_reply( struct request *request ) { static const WCHAR crlf[] = {'\r','\n',0}; char buffer[MAX_REPLY_LEN]; DWORD buflen, len, offset, crlf_len = 2; /* strlenW(crlf) */ char *status_code, *status_text; WCHAR *versionW, *status_textW, *raw_headers; WCHAR status_codeW[4]; /* sizeof("nnn") */ if (!request->netconn) return FALSE; do { buflen = MAX_REPLY_LEN; if (!read_line( request, buffer, &buflen )) return FALSE; /* first line should look like 'HTTP/1.x nnn OK' where nnn is the status code */ if (!(status_code = strchr( buffer, ' ' ))) return FALSE; status_code++; if (!(status_text = strchr( status_code, ' ' ))) return FALSE; if ((len = status_text - status_code) != sizeof("nnn") - 1) return FALSE; status_text++; TRACE("version [%s] status code [%s] status text [%s]\n", debugstr_an(buffer, status_code - buffer - 1), debugstr_an(status_code, len), debugstr_a(status_text)); } while (!memcmp( status_code, "100", len )); /* ignore "100 Continue" responses */ /* we rely on the fact that the protocol is ascii */ MultiByteToWideChar( CP_ACP, 0, status_code, len, status_codeW, len ); status_codeW[len] = 0; if (!(process_header( request, attr_status, status_codeW, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE, FALSE ))) return FALSE; len = status_code - buffer; if (!(versionW = heap_alloc( len * sizeof(WCHAR) ))) return FALSE; MultiByteToWideChar( CP_ACP, 0, buffer, len - 1, versionW, len -1 ); versionW[len - 1] = 0; heap_free( request->version ); request->version = versionW; len = buflen - (status_text - buffer); if (!(status_textW = heap_alloc( len * sizeof(WCHAR) ))) return FALSE; MultiByteToWideChar( CP_ACP, 0, status_text, len, status_textW, len ); heap_free( request->status_text ); request->status_text = status_textW; len = max( buflen + crlf_len, INITIAL_HEADER_BUFFER_LEN ); if (!(raw_headers = heap_alloc( len * sizeof(WCHAR) ))) return FALSE; MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers, buflen ); memcpy( raw_headers + buflen - 1, crlf, sizeof(crlf) ); heap_free( request->raw_headers ); request->raw_headers = raw_headers; offset = buflen + crlf_len - 1; for (;;) { struct header *header; buflen = MAX_REPLY_LEN; if (!read_line( request, buffer, &buflen )) return TRUE; if (!*buffer) buflen = 1; while (len - offset < buflen + crlf_len) { WCHAR *tmp; len *= 2; if (!(tmp = heap_realloc( raw_headers, len * sizeof(WCHAR) ))) return FALSE; request->raw_headers = raw_headers = tmp; } if (!*buffer) { memcpy( raw_headers + offset, crlf, sizeof(crlf) ); break; } MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers + offset, buflen ); if (!(header = parse_header( raw_headers + offset ))) break; if (!(process_header( request, header->field, header->value, WINHTTP_ADDREQ_FLAG_ADD, FALSE ))) { free_header( header ); break; } free_header( header ); memcpy( raw_headers + offset + buflen - 1, crlf, sizeof(crlf) ); offset += buflen + crlf_len - 1; } TRACE("raw headers: %s\n", debugstr_w(raw_headers)); return TRUE; } static void record_cookies( struct request *request ) { unsigned int i; for (i = 0; i < request->num_headers; i++) { struct header *set_cookie = &request->headers[i]; if (!strcmpiW( set_cookie->field, attr_set_cookie ) && !set_cookie->is_request) { set_cookies( request, set_cookie->value ); } } } static WCHAR *get_redirect_url( struct request *request, DWORD *len ) { DWORD size; WCHAR *ret; query_headers( request, WINHTTP_QUERY_LOCATION, NULL, NULL, &size, NULL ); if (GetLastError() != ERROR_INSUFFICIENT_BUFFER) return FALSE; if (!(ret = heap_alloc( size ))) return NULL; *len = size / sizeof(WCHAR) - 1; if (query_headers( request, WINHTTP_QUERY_LOCATION, NULL, ret, &size, NULL )) return ret; heap_free( ret ); return NULL; } static BOOL handle_redirect( struct request *request, DWORD status ) { BOOL ret = FALSE; DWORD len, len_loc; URL_COMPONENTS uc; struct connect *connect = request->connect; INTERNET_PORT port; WCHAR *hostname = NULL, *location; int index; if (!(location = get_redirect_url( request, &len_loc ))) return FALSE; memset( &uc, 0, sizeof(uc) ); uc.dwStructSize = sizeof(uc); uc.dwSchemeLength = uc.dwHostNameLength = uc.dwUrlPathLength = uc.dwExtraInfoLength = ~0u; if (!WinHttpCrackUrl( location, len_loc, 0, &uc )) /* assume relative redirect */ { WCHAR *path, *p; if (location[0] == '/') { if (!(path = heap_alloc( (len_loc + 1) * sizeof(WCHAR) ))) goto end; memcpy( path, location, len_loc * sizeof(WCHAR) ); path[len_loc] = 0; } else { if ((p = strrchrW( request->path, '/' ))) *p = 0; len = strlenW( request->path ) + 1 + len_loc; if (!(path = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end; strcpyW( path, request->path ); strcatW( path, slashW ); memcpy( path + strlenW(path), location, len_loc * sizeof(WCHAR) ); path[len_loc] = 0; } heap_free( request->path ); request->path = path; send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REDIRECT, location, len_loc + 1 ); } else { if (uc.nScheme == INTERNET_SCHEME_HTTP && request->hdr.flags & WINHTTP_FLAG_SECURE) { if (request->hdr.redirect_policy == WINHTTP_OPTION_REDIRECT_POLICY_DISALLOW_HTTPS_TO_HTTP) goto end; TRACE("redirect from secure page to non-secure page\n"); request->hdr.flags &= ~WINHTTP_FLAG_SECURE; } else if (uc.nScheme == INTERNET_SCHEME_HTTPS && !(request->hdr.flags & WINHTTP_FLAG_SECURE)) { TRACE("redirect from non-secure page to secure page\n"); request->hdr.flags |= WINHTTP_FLAG_SECURE; } send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REDIRECT, location, len_loc + 1 ); len = uc.dwHostNameLength; if (!(hostname = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end; memcpy( hostname, uc.lpszHostName, len * sizeof(WCHAR) ); hostname[len] = 0; port = uc.nPort ? uc.nPort : (uc.nScheme == INTERNET_SCHEME_HTTPS ? 443 : 80); if (strcmpiW( connect->hostname, hostname ) || connect->serverport != port) { heap_free( connect->hostname ); connect->hostname = hostname; connect->hostport = port; if (!(ret = set_server_for_hostname( connect, hostname, port ))) goto end; netconn_close( request->netconn ); request->netconn = NULL; request->content_length = request->content_read = 0; request->read_pos = request->read_size = 0; request->read_chunked = request->read_chunked_eof = FALSE; } else heap_free( hostname ); if (!(ret = add_host_header( request, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE ))) goto end; if (!(ret = open_connection( request ))) goto end; heap_free( request->path ); request->path = NULL; if (uc.dwUrlPathLength) { len = uc.dwUrlPathLength + uc.dwExtraInfoLength; if (!(request->path = heap_alloc( (len + 1) * sizeof(WCHAR) ))) goto end; memcpy( request->path, uc.lpszUrlPath, (len + 1) * sizeof(WCHAR) ); request->path[len] = 0; } else request->path = strdupW( slashW ); } /* remove content-type/length headers */ if ((index = get_header_index( request, attr_content_type, 0, TRUE )) >= 0) delete_header( request, index ); if ((index = get_header_index( request, attr_content_length, 0, TRUE )) >= 0 ) delete_header( request, index ); if (status != HTTP_STATUS_REDIRECT_KEEP_VERB && !strcmpW( request->verb, postW )) { heap_free( request->verb ); request->verb = strdupW( getW ); request->optional = NULL; request->optional_len = 0; } ret = TRUE; end: heap_free( location ); return ret; } static BOOL receive_response( struct request *request, BOOL async ) { BOOL ret; DWORD size, query, status; if (!request->netconn) { SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_STATE ); return FALSE; } netconn_set_timeout( request->netconn, FALSE, request->receive_response_timeout ); for (;;) { if (!(ret = read_reply( request ))) { SetLastError( ERROR_WINHTTP_INVALID_SERVER_RESPONSE ); break; } size = sizeof(DWORD); query = WINHTTP_QUERY_STATUS_CODE | WINHTTP_QUERY_FLAG_NUMBER; if (!(ret = query_headers( request, query, NULL, &status, &size, NULL ))) break; set_content_length( request, status ); if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES)) record_cookies( request ); if (status == HTTP_STATUS_MOVED || status == HTTP_STATUS_REDIRECT || status == HTTP_STATUS_REDIRECT_KEEP_VERB) { if (request->hdr.disable_flags & WINHTTP_DISABLE_REDIRECTS || request->hdr.redirect_policy == WINHTTP_OPTION_REDIRECT_POLICY_NEVER) break; if (!(ret = handle_redirect( request, status ))) break; /* recurse synchronously */ if ((ret = send_request( request, NULL, 0, request->optional, request->optional_len, 0, 0, FALSE ))) continue; } else if (status == HTTP_STATUS_DENIED || status == HTTP_STATUS_PROXY_AUTH_REQ) { if (request->hdr.disable_flags & WINHTTP_DISABLE_AUTHENTICATION) break; if (!handle_authorization( request, status )) break; /* recurse synchronously */ if ((ret = send_request( request, NULL, 0, request->optional, request->optional_len, 0, 0, FALSE ))) continue; } break; } netconn_set_timeout( request->netconn, FALSE, request->receive_timeout ); if (request->content_length) ret = refill_buffer( request, FALSE ); if (async) { if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE, NULL, 0 ); else { WINHTTP_ASYNC_RESULT result; result.dwResult = API_RECEIVE_RESPONSE; result.dwError = GetLastError(); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) ); } } return ret; } static void task_receive_response( struct task_header *task ) { struct receive_response *r = (struct receive_response *)task; receive_response( r->hdr.request, TRUE ); } /*********************************************************************** * WinHttpReceiveResponse (winhttp.@) */ BOOL WINAPI WinHttpReceiveResponse( HINTERNET hrequest, LPVOID reserved ) { BOOL ret; struct request *request; TRACE("%p, %p\n", hrequest, reserved); if (!(request = (struct request *)grab_object( hrequest ))) { SetLastError( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) { struct receive_response *r; if (!(r = heap_alloc( sizeof(struct receive_response) ))) return FALSE; r->hdr.request = request; r->hdr.proc = task_receive_response; addref_object( &request->hdr ); ret = queue_task( (struct task_header *)r ); } else ret = receive_response( request, FALSE ); release_object( &request->hdr ); if (ret) SetLastError( ERROR_SUCCESS ); return ret; } static BOOL query_data_available( struct request *request, DWORD *available, BOOL async ) { DWORD count = 0; BOOL ret = TRUE; if (end_of_read_data( request )) goto done; count = get_available_data( request ); if (!request->read_chunked && request->netconn) count += netconn_query_data_available( request->netconn ); if (!count) { if (!(ret = refill_buffer( request, async ))) goto done; count = get_available_data( request ); if (!request->read_chunked && request->netconn) count += netconn_query_data_available( request->netconn ); } done: TRACE("%u bytes available\n", count); if (async) { if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE, &count, sizeof(count) ); else { WINHTTP_ASYNC_RESULT result; result.dwResult = API_QUERY_DATA_AVAILABLE; result.dwError = GetLastError(); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) ); } } if (ret && available) *available = count; return ret; } static void task_query_data_available( struct task_header *task ) { struct query_data *q = (struct query_data *)task; query_data_available( q->hdr.request, q->available, TRUE ); } /*********************************************************************** * WinHttpQueryDataAvailable (winhttp.@) */ BOOL WINAPI WinHttpQueryDataAvailable( HINTERNET hrequest, LPDWORD available ) { BOOL ret; struct request *request; TRACE("%p, %p\n", hrequest, available); if (!(request = (struct request *)grab_object( hrequest ))) { SetLastError( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) { struct query_data *q; if (!(q = heap_alloc( sizeof(struct query_data) ))) return FALSE; q->hdr.request = request; q->hdr.proc = task_query_data_available; q->available = available; addref_object( &request->hdr ); ret = queue_task( (struct task_header *)q ); } else ret = query_data_available( request, available, FALSE ); release_object( &request->hdr ); if (ret) SetLastError( ERROR_SUCCESS ); return ret; } static void task_read_data( struct task_header *task ) { struct read_data *r = (struct read_data *)task; read_data( r->hdr.request, r->buffer, r->to_read, r->read, TRUE ); } /*********************************************************************** * WinHttpReadData (winhttp.@) */ BOOL WINAPI WinHttpReadData( HINTERNET hrequest, LPVOID buffer, DWORD to_read, LPDWORD read ) { BOOL ret; struct request *request; TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_read, read); if (!(request = (struct request *)grab_object( hrequest ))) { SetLastError( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) { struct read_data *r; if (!(r = heap_alloc( sizeof(struct read_data) ))) return FALSE; r->hdr.request = request; r->hdr.proc = task_read_data; r->buffer = buffer; r->to_read = to_read; r->read = read; addref_object( &request->hdr ); ret = queue_task( (struct task_header *)r ); } else ret = read_data( request, buffer, to_read, read, FALSE ); release_object( &request->hdr ); if (ret) SetLastError( ERROR_SUCCESS ); return ret; } static BOOL write_data( struct request *request, const void *buffer, DWORD to_write, DWORD *written, BOOL async ) { BOOL ret; int num_bytes; ret = netconn_send( request->netconn, buffer, to_write, &num_bytes ); if (async) { if (ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_WRITE_COMPLETE, &num_bytes, sizeof(num_bytes) ); else { WINHTTP_ASYNC_RESULT result; result.dwResult = API_WRITE_DATA; result.dwError = GetLastError(); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) ); } } if (ret && written) *written = num_bytes; return ret; } static void task_write_data( struct task_header *task ) { struct write_data *w = (struct write_data *)task; write_data( w->hdr.request, w->buffer, w->to_write, w->written, TRUE ); } /*********************************************************************** * WinHttpWriteData (winhttp.@) */ BOOL WINAPI WinHttpWriteData( HINTERNET hrequest, LPCVOID buffer, DWORD to_write, LPDWORD written ) { BOOL ret; struct request *request; TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_write, written); if (!(request = (struct request *)grab_object( hrequest ))) { SetLastError( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) { struct write_data *w; if (!(w = heap_alloc( sizeof(struct write_data) ))) return FALSE; w->hdr.request = request; w->hdr.proc = task_write_data; w->buffer = buffer; w->to_write = to_write; w->written = written; addref_object( &request->hdr ); ret = queue_task( (struct task_header *)w ); } else ret = write_data( request, buffer, to_write, written, FALSE ); release_object( &request->hdr ); if (ret) SetLastError( ERROR_SUCCESS ); return ret; } enum request_state { REQUEST_STATE_INITIALIZED, REQUEST_STATE_CANCELLED, REQUEST_STATE_OPEN, REQUEST_STATE_SENT, REQUEST_STATE_RESPONSE_RECEIVED }; struct winhttp_request { IWinHttpRequest IWinHttpRequest_iface; LONG refs; CRITICAL_SECTION cs; enum request_state state; HINTERNET hsession; HINTERNET hconnect; HINTERNET hrequest; VARIANT data; WCHAR *verb; HANDLE done; HANDLE wait; HANDLE cancel; BOOL proc_running; char *buffer; DWORD offset; DWORD bytes_available; DWORD bytes_read; DWORD error; DWORD logon_policy; DWORD disable_feature; LONG resolve_timeout; LONG connect_timeout; LONG send_timeout; LONG receive_timeout; WINHTTP_PROXY_INFO proxy; BOOL async; UINT url_codepage; }; static inline struct winhttp_request *impl_from_IWinHttpRequest( IWinHttpRequest *iface ) { return CONTAINING_RECORD( iface, struct winhttp_request, IWinHttpRequest_iface ); } static ULONG WINAPI winhttp_request_AddRef( IWinHttpRequest *iface ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); return InterlockedIncrement( &request->refs ); } /* critical section must be held */ static void cancel_request( struct winhttp_request *request ) { if (request->state <= REQUEST_STATE_CANCELLED) return; if (request->proc_running) { SetEvent( request->cancel ); LeaveCriticalSection( &request->cs ); WaitForSingleObject( request->done, INFINITE ); EnterCriticalSection( &request->cs ); } request->state = REQUEST_STATE_CANCELLED; } /* critical section must be held */ static void free_request( struct winhttp_request *request ) { if (request->state < REQUEST_STATE_INITIALIZED) return; WinHttpCloseHandle( request->hrequest ); WinHttpCloseHandle( request->hconnect ); WinHttpCloseHandle( request->hsession ); CloseHandle( request->done ); CloseHandle( request->wait ); CloseHandle( request->cancel ); heap_free( request->proxy.lpszProxy ); heap_free( request->proxy.lpszProxyBypass ); heap_free( request->buffer ); heap_free( request->verb ); VariantClear( &request->data ); } static ULONG WINAPI winhttp_request_Release( IWinHttpRequest *iface ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); LONG refs = InterlockedDecrement( &request->refs ); if (!refs) { TRACE("destroying %p\n", request); EnterCriticalSection( &request->cs ); cancel_request( request ); free_request( request ); LeaveCriticalSection( &request->cs ); request->cs.DebugInfo->Spare[0] = 0; DeleteCriticalSection( &request->cs ); heap_free( request ); } return refs; } static HRESULT WINAPI winhttp_request_QueryInterface( IWinHttpRequest *iface, REFIID riid, void **obj ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); TRACE("%p, %s, %p\n", request, debugstr_guid(riid), obj ); if (IsEqualGUID( riid, &IID_IWinHttpRequest ) || IsEqualGUID( riid, &IID_IDispatch ) || IsEqualGUID( riid, &IID_IUnknown )) { *obj = iface; } else { FIXME("interface %s not implemented\n", debugstr_guid(riid)); return E_NOINTERFACE; } IWinHttpRequest_AddRef( iface ); return S_OK; } static HRESULT WINAPI winhttp_request_GetTypeInfoCount( IWinHttpRequest *iface, UINT *count ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); TRACE("%p, %p\n", request, count); *count = 1; return S_OK; } enum type_id { IWinHttpRequest_tid, last_tid }; static ITypeLib *winhttp_typelib; static ITypeInfo *winhttp_typeinfo[last_tid]; static REFIID winhttp_tid_id[] = { &IID_IWinHttpRequest }; static HRESULT get_typeinfo( enum type_id tid, ITypeInfo **ret ) { HRESULT hr; if (!winhttp_typelib) { ITypeLib *typelib; hr = LoadRegTypeLib( &LIBID_WinHttp, 5, 1, LOCALE_SYSTEM_DEFAULT, &typelib ); if (FAILED(hr)) { ERR("LoadRegTypeLib failed: %08x\n", hr); return hr; } if (InterlockedCompareExchangePointer( (void **)&winhttp_typelib, typelib, NULL )) ITypeLib_Release( typelib ); } if (!winhttp_typeinfo[tid]) { ITypeInfo *typeinfo; hr = ITypeLib_GetTypeInfoOfGuid( winhttp_typelib, winhttp_tid_id[tid], &typeinfo ); if (FAILED(hr)) { ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(winhttp_tid_id[tid]), hr); return hr; } if (InterlockedCompareExchangePointer( (void **)(winhttp_typeinfo + tid), typeinfo, NULL )) ITypeInfo_Release( typeinfo ); } *ret = winhttp_typeinfo[tid]; ITypeInfo_AddRef(winhttp_typeinfo[tid]); return S_OK; } void release_typelib(void) { unsigned i; for (i = 0; i < ARRAY_SIZE(winhttp_typeinfo); i++) if (winhttp_typeinfo[i]) ITypeInfo_Release(winhttp_typeinfo[i]); if (winhttp_typelib) ITypeLib_Release(winhttp_typelib); } static HRESULT WINAPI winhttp_request_GetTypeInfo( IWinHttpRequest *iface, UINT index, LCID lcid, ITypeInfo **info ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); TRACE("%p, %u, %u, %p\n", request, index, lcid, info); return get_typeinfo( IWinHttpRequest_tid, info ); } static HRESULT WINAPI winhttp_request_GetIDsOfNames( IWinHttpRequest *iface, REFIID riid, LPOLESTR *names, UINT count, LCID lcid, DISPID *dispid ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); ITypeInfo *typeinfo; HRESULT hr; TRACE("%p, %s, %p, %u, %u, %p\n", request, debugstr_guid(riid), names, count, lcid, dispid); if (!names || !count || !dispid) return E_INVALIDARG; hr = get_typeinfo( IWinHttpRequest_tid, &typeinfo ); if (SUCCEEDED(hr)) { hr = ITypeInfo_GetIDsOfNames( typeinfo, names, count, dispid ); ITypeInfo_Release( typeinfo ); } return hr; } static HRESULT WINAPI winhttp_request_Invoke( IWinHttpRequest *iface, DISPID member, REFIID riid, LCID lcid, WORD flags, DISPPARAMS *params, VARIANT *result, EXCEPINFO *excep_info, UINT *arg_err ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); ITypeInfo *typeinfo; HRESULT hr; TRACE("%p, %d, %s, %d, %d, %p, %p, %p, %p\n", request, member, debugstr_guid(riid), lcid, flags, params, result, excep_info, arg_err); if (!IsEqualIID( riid, &IID_NULL )) return DISP_E_UNKNOWNINTERFACE; if (member == DISPID_HTTPREQUEST_OPTION) { VARIANT ret_value, option; UINT err_pos; if (!result) result = &ret_value; if (!arg_err) arg_err = &err_pos; VariantInit( &option ); VariantInit( result ); if (!flags) return S_OK; if (flags == DISPATCH_PROPERTYPUT) { hr = DispGetParam( params, 0, VT_I4, &option, arg_err ); if (FAILED(hr)) return hr; hr = IWinHttpRequest_put_Option( &request->IWinHttpRequest_iface, V_I4( &option ), params->rgvarg[0] ); if (FAILED(hr)) WARN("put_Option(%d) failed: %x\n", V_I4( &option ), hr); return hr; } else if (flags & (DISPATCH_PROPERTYGET | DISPATCH_METHOD)) { hr = DispGetParam( params, 0, VT_I4, &option, arg_err ); if (FAILED(hr)) return hr; hr = IWinHttpRequest_get_Option( &request->IWinHttpRequest_iface, V_I4( &option ), result ); if (FAILED(hr)) WARN("get_Option(%d) failed: %x\n", V_I4( &option ), hr); return hr; } FIXME("unsupported flags %x\n", flags); return E_NOTIMPL; } /* fallback to standard implementation */ hr = get_typeinfo( IWinHttpRequest_tid, &typeinfo ); if (SUCCEEDED(hr)) { hr = ITypeInfo_Invoke( typeinfo, &request->IWinHttpRequest_iface, member, flags, params, result, excep_info, arg_err ); ITypeInfo_Release( typeinfo ); } return hr; } static HRESULT WINAPI winhttp_request_SetProxy( IWinHttpRequest *iface, HTTPREQUEST_PROXY_SETTING proxy_setting, VARIANT proxy_server, VARIANT bypass_list ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); DWORD err = ERROR_SUCCESS; TRACE("%p, %u, %s, %s\n", request, proxy_setting, debugstr_variant(&proxy_server), debugstr_variant(&bypass_list)); EnterCriticalSection( &request->cs ); switch (proxy_setting) { case HTTPREQUEST_PROXYSETTING_DEFAULT: request->proxy.dwAccessType = WINHTTP_ACCESS_TYPE_DEFAULT_PROXY; heap_free( request->proxy.lpszProxy ); heap_free( request->proxy.lpszProxyBypass ); request->proxy.lpszProxy = NULL; request->proxy.lpszProxyBypass = NULL; break; case HTTPREQUEST_PROXYSETTING_DIRECT: request->proxy.dwAccessType = WINHTTP_ACCESS_TYPE_NO_PROXY; heap_free( request->proxy.lpszProxy ); heap_free( request->proxy.lpszProxyBypass ); request->proxy.lpszProxy = NULL; request->proxy.lpszProxyBypass = NULL; break; case HTTPREQUEST_PROXYSETTING_PROXY: request->proxy.dwAccessType = WINHTTP_ACCESS_TYPE_NAMED_PROXY; if (V_VT( &proxy_server ) == VT_BSTR) { heap_free( request->proxy.lpszProxy ); request->proxy.lpszProxy = strdupW( V_BSTR( &proxy_server ) ); } if (V_VT( &bypass_list ) == VT_BSTR) { heap_free( request->proxy.lpszProxyBypass ); request->proxy.lpszProxyBypass = strdupW( V_BSTR( &bypass_list ) ); } break; default: err = ERROR_INVALID_PARAMETER; break; } LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static HRESULT WINAPI winhttp_request_SetCredentials( IWinHttpRequest *iface, BSTR username, BSTR password, HTTPREQUEST_SETCREDENTIALS_FLAGS flags ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); DWORD target, scheme = WINHTTP_AUTH_SCHEME_BASIC; /* FIXME: query supported schemes */ DWORD err = ERROR_SUCCESS; TRACE("%p, %s, %p, 0x%08x\n", request, debugstr_w(username), password, flags); EnterCriticalSection( &request->cs ); if (request->state < REQUEST_STATE_OPEN) { err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_OPEN; goto done; } switch (flags) { case HTTPREQUEST_SETCREDENTIALS_FOR_SERVER: target = WINHTTP_AUTH_TARGET_SERVER; break; case HTTPREQUEST_SETCREDENTIALS_FOR_PROXY: target = WINHTTP_AUTH_TARGET_PROXY; break; default: err = ERROR_INVALID_PARAMETER; goto done; } if (!WinHttpSetCredentials( request->hrequest, target, scheme, username, password, NULL )) { err = GetLastError(); } done: LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static void initialize_request( struct winhttp_request *request ) { request->wait = CreateEventW( NULL, FALSE, FALSE, NULL ); request->cancel = CreateEventW( NULL, FALSE, FALSE, NULL ); request->done = CreateEventW( NULL, FALSE, FALSE, NULL ); request->connect_timeout = 60000; request->send_timeout = 30000; request->receive_timeout = 30000; request->url_codepage = CP_UTF8; VariantInit( &request->data ); request->state = REQUEST_STATE_INITIALIZED; } static void reset_request( struct winhttp_request *request ) { cancel_request( request ); WinHttpCloseHandle( request->hrequest ); request->hrequest = NULL; WinHttpCloseHandle( request->hconnect ); request->hconnect = NULL; heap_free( request->buffer ); request->buffer = NULL; heap_free( request->verb ); request->verb = NULL; request->offset = 0; request->bytes_available = 0; request->bytes_read = 0; request->error = ERROR_SUCCESS; request->logon_policy = 0; request->disable_feature = 0; request->async = FALSE; request->connect_timeout = 60000; request->send_timeout = 30000; request->receive_timeout = 30000; request->url_codepage = CP_UTF8; heap_free( request->proxy.lpszProxy ); request->proxy.lpszProxy = NULL; heap_free( request->proxy.lpszProxyBypass ); request->proxy.lpszProxyBypass = NULL; VariantClear( &request->data ); request->state = REQUEST_STATE_INITIALIZED; } static HRESULT WINAPI winhttp_request_Open( IWinHttpRequest *iface, BSTR method, BSTR url, VARIANT async ) { static const WCHAR typeW[] = {'*','/','*',0}; static const WCHAR *acceptW[] = {typeW, NULL}; static const WCHAR httpsW[] = {'h','t','t','p','s'}; static const WCHAR user_agentW[] = { 'M','o','z','i','l','l','a','/','4','.','0',' ','(','c','o','m','p','a','t','i','b','l','e',';',' ', 'W','i','n','3','2',';',' ','W','i','n','H','t','t','p','.','W','i','n','H','t','t','p', 'R','e','q','u','e','s','t','.','5',')',0}; struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); URL_COMPONENTS uc; WCHAR *hostname, *path = NULL, *verb = NULL; DWORD err = ERROR_OUTOFMEMORY, len, flags = 0; TRACE("%p, %s, %s, %s\n", request, debugstr_w(method), debugstr_w(url), debugstr_variant(&async)); if (!method || !url) return E_INVALIDARG; memset( &uc, 0, sizeof(uc) ); uc.dwStructSize = sizeof(uc); uc.dwSchemeLength = ~0u; uc.dwHostNameLength = ~0u; uc.dwUrlPathLength = ~0u; uc.dwExtraInfoLength = ~0u; if (!WinHttpCrackUrl( url, 0, 0, &uc )) return HRESULT_FROM_WIN32( GetLastError() ); EnterCriticalSection( &request->cs ); reset_request( request ); if (!(hostname = heap_alloc( (uc.dwHostNameLength + 1) * sizeof(WCHAR) ))) goto error; memcpy( hostname, uc.lpszHostName, uc.dwHostNameLength * sizeof(WCHAR) ); hostname[uc.dwHostNameLength] = 0; if (!(path = heap_alloc( (uc.dwUrlPathLength + uc.dwExtraInfoLength + 1) * sizeof(WCHAR) ))) goto error; memcpy( path, uc.lpszUrlPath, (uc.dwUrlPathLength + uc.dwExtraInfoLength) * sizeof(WCHAR) ); path[uc.dwUrlPathLength + uc.dwExtraInfoLength] = 0; if (!(verb = strdupW( method ))) goto error; if (SUCCEEDED( VariantChangeType( &async, &async, 0, VT_BOOL )) && V_BOOL( &async )) request->async = TRUE; else request->async = FALSE; if (!request->hsession) { if (!(request->hsession = WinHttpOpen( user_agentW, WINHTTP_ACCESS_TYPE_DEFAULT_PROXY, NULL, NULL, WINHTTP_FLAG_ASYNC ))) { err = GetLastError(); goto error; } if (!(request->hconnect = WinHttpConnect( request->hsession, hostname, uc.nPort, 0 ))) { WinHttpCloseHandle( request->hsession ); request->hsession = NULL; err = GetLastError(); goto error; } } else if (!(request->hconnect = WinHttpConnect( request->hsession, hostname, uc.nPort, 0 ))) { err = GetLastError(); goto error; } len = ARRAY_SIZE( httpsW ); if (uc.dwSchemeLength == len && !memcmp( uc.lpszScheme, httpsW, len * sizeof(WCHAR) )) { flags |= WINHTTP_FLAG_SECURE; } if (!(request->hrequest = WinHttpOpenRequest( request->hconnect, method, path, NULL, NULL, acceptW, flags ))) { err = GetLastError(); goto error; } WinHttpSetOption( request->hrequest, WINHTTP_OPTION_CONTEXT_VALUE, &request, sizeof(request) ); request->state = REQUEST_STATE_OPEN; request->verb = verb; heap_free( hostname ); heap_free( path ); LeaveCriticalSection( &request->cs ); return S_OK; error: WinHttpCloseHandle( request->hconnect ); request->hconnect = NULL; heap_free( hostname ); heap_free( path ); heap_free( verb ); LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static HRESULT WINAPI winhttp_request_SetRequestHeader( IWinHttpRequest *iface, BSTR header, BSTR value ) { static const WCHAR fmtW[] = {'%','s',':',' ','%','s','\r','\n',0}; static const WCHAR emptyW[] = {0}; struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); DWORD len, err = ERROR_SUCCESS; WCHAR *str; TRACE("%p, %s, %s\n", request, debugstr_w(header), debugstr_w(value)); if (!header) return E_INVALIDARG; EnterCriticalSection( &request->cs ); if (request->state < REQUEST_STATE_OPEN) { err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_OPEN; goto done; } if (request->state >= REQUEST_STATE_SENT) { err = ERROR_WINHTTP_CANNOT_CALL_AFTER_SEND; goto done; } len = strlenW( header ) + 4; if (value) len += strlenW( value ); if (!(str = heap_alloc( (len + 1) * sizeof(WCHAR) ))) { err = ERROR_OUTOFMEMORY; goto done; } sprintfW( str, fmtW, header, value ? value : emptyW ); if (!WinHttpAddRequestHeaders( request->hrequest, str, len, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE )) { err = GetLastError(); } heap_free( str ); done: LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static HRESULT WINAPI winhttp_request_GetResponseHeader( IWinHttpRequest *iface, BSTR header, BSTR *value ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); DWORD size, err = ERROR_SUCCESS; TRACE("%p, %p\n", request, header); EnterCriticalSection( &request->cs ); if (request->state < REQUEST_STATE_SENT) { err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND; goto done; } if (!header || !value) { err = ERROR_INVALID_PARAMETER; goto done; } size = 0; if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_CUSTOM, header, NULL, &size, NULL )) { err = GetLastError(); if (err != ERROR_INSUFFICIENT_BUFFER) goto done; } if (!(*value = SysAllocStringLen( NULL, size / sizeof(WCHAR) ))) { err = ERROR_OUTOFMEMORY; goto done; } err = ERROR_SUCCESS; if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_CUSTOM, header, *value, &size, NULL )) { err = GetLastError(); SysFreeString( *value ); } done: LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static HRESULT WINAPI winhttp_request_GetAllResponseHeaders( IWinHttpRequest *iface, BSTR *headers ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); DWORD size, err = ERROR_SUCCESS; TRACE("%p, %p\n", request, headers); if (!headers) return E_INVALIDARG; EnterCriticalSection( &request->cs ); if (request->state < REQUEST_STATE_SENT) { err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND; goto done; } size = 0; if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_RAW_HEADERS_CRLF, NULL, NULL, &size, NULL )) { err = GetLastError(); if (err != ERROR_INSUFFICIENT_BUFFER) goto done; } if (!(*headers = SysAllocStringLen( NULL, size / sizeof(WCHAR) ))) { err = ERROR_OUTOFMEMORY; goto done; } err = ERROR_SUCCESS; if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_RAW_HEADERS_CRLF, NULL, *headers, &size, NULL )) { err = GetLastError(); SysFreeString( *headers ); } done: LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static void CALLBACK wait_status_callback( HINTERNET handle, DWORD_PTR context, DWORD status, LPVOID buffer, DWORD size ) { struct winhttp_request *request = (struct winhttp_request *)context; switch (status) { case WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE: request->bytes_available = *(DWORD *)buffer; request->error = ERROR_SUCCESS; break; case WINHTTP_CALLBACK_STATUS_READ_COMPLETE: request->bytes_read = size; request->error = ERROR_SUCCESS; break; case WINHTTP_CALLBACK_STATUS_REQUEST_ERROR: { WINHTTP_ASYNC_RESULT *result = (WINHTTP_ASYNC_RESULT *)buffer; request->error = result->dwError; break; } default: break; } SetEvent( request->wait ); } static void wait_set_status_callback( struct winhttp_request *request, DWORD status ) { status |= WINHTTP_CALLBACK_STATUS_REQUEST_ERROR; WinHttpSetStatusCallback( request->hrequest, wait_status_callback, status, 0 ); } static DWORD wait_for_completion( struct winhttp_request *request ) { HANDLE handles[2] = { request->wait, request->cancel }; DWORD ret; switch (WaitForMultipleObjects( 2, handles, FALSE, INFINITE )) { case WAIT_OBJECT_0: ret = request->error; break; case WAIT_OBJECT_0 + 1: ret = request->error = ERROR_CANCELLED; SetEvent( request->done ); break; default: ret = request->error = GetLastError(); break; } return ret; } static HRESULT request_receive( struct winhttp_request *request ) { DWORD err, size, buflen = 4096; wait_set_status_callback( request, WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE ); if (!WinHttpReceiveResponse( request->hrequest, NULL )) { return HRESULT_FROM_WIN32( GetLastError() ); } if ((err = wait_for_completion( request ))) return HRESULT_FROM_WIN32( err ); if (!strcmpW( request->verb, headW )) { request->state = REQUEST_STATE_RESPONSE_RECEIVED; return S_OK; } if (!(request->buffer = heap_alloc( buflen ))) return E_OUTOFMEMORY; request->buffer[0] = 0; size = 0; do { wait_set_status_callback( request, WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE ); if (!WinHttpQueryDataAvailable( request->hrequest, &request->bytes_available )) { err = GetLastError(); goto error; } if ((err = wait_for_completion( request ))) goto error; if (!request->bytes_available) break; size += request->bytes_available; if (buflen < size) { char *tmp; while (buflen < size) buflen *= 2; if (!(tmp = heap_realloc( request->buffer, buflen ))) { err = ERROR_OUTOFMEMORY; goto error; } request->buffer = tmp; } wait_set_status_callback( request, WINHTTP_CALLBACK_STATUS_READ_COMPLETE ); if (!WinHttpReadData( request->hrequest, request->buffer + request->offset, request->bytes_available, &request->bytes_read )) { err = GetLastError(); goto error; } if ((err = wait_for_completion( request ))) goto error; request->offset += request->bytes_read; } while (request->bytes_read); request->state = REQUEST_STATE_RESPONSE_RECEIVED; return S_OK; error: heap_free( request->buffer ); request->buffer = NULL; return HRESULT_FROM_WIN32( err ); } static DWORD request_set_parameters( struct winhttp_request *request ) { if (!WinHttpSetOption( request->hrequest, WINHTTP_OPTION_PROXY, &request->proxy, sizeof(request->proxy) )) return GetLastError(); if (!WinHttpSetOption( request->hrequest, WINHTTP_OPTION_AUTOLOGON_POLICY, &request->logon_policy, sizeof(request->logon_policy) )) return GetLastError(); if (!WinHttpSetOption( request->hrequest, WINHTTP_OPTION_DISABLE_FEATURE, &request->disable_feature, sizeof(request->disable_feature) )) return GetLastError(); if (!WinHttpSetTimeouts( request->hrequest, request->resolve_timeout, request->connect_timeout, request->send_timeout, request->receive_timeout )) return GetLastError(); return ERROR_SUCCESS; } static void request_set_utf8_content_type( struct winhttp_request *request ) { static const WCHAR fmtW[] = {'%','s',':',' ','%','s',0}; static const WCHAR text_plainW[] = {'t','e','x','t','/','p','l','a','i','n',0}; static const WCHAR charset_utf8W[] = {'c','h','a','r','s','e','t','=','u','t','f','-','8',0}; WCHAR headerW[64]; int len; len = sprintfW( headerW, fmtW, attr_content_type, text_plainW ); WinHttpAddRequestHeaders( request->hrequest, headerW, len, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW ); len = sprintfW( headerW, fmtW, attr_content_type, charset_utf8W ); WinHttpAddRequestHeaders( request->hrequest, headerW, len, WINHTTP_ADDREQ_FLAG_COALESCE_WITH_SEMICOLON ); } static HRESULT request_send( struct winhttp_request *request ) { SAFEARRAY *sa = NULL; VARIANT data; char *ptr = NULL; LONG size = 0; HRESULT hr; DWORD err; if ((err = request_set_parameters( request ))) return HRESULT_FROM_WIN32( err ); if (strcmpW( request->verb, getW )) { VariantInit( &data ); if (V_VT( &request->data ) == VT_BSTR) { UINT cp = CP_ACP; const WCHAR *str = V_BSTR( &request->data ); int i, len = strlenW( str ); for (i = 0; i < len; i++) { if (str[i] > 127) { cp = CP_UTF8; break; } } size = WideCharToMultiByte( cp, 0, str, len, NULL, 0, NULL, NULL ); if (!(ptr = heap_alloc( size ))) return E_OUTOFMEMORY; WideCharToMultiByte( cp, 0, str, len, ptr, size, NULL, NULL ); if (cp == CP_UTF8) request_set_utf8_content_type( request ); } else if (VariantChangeType( &data, &request->data, 0, VT_ARRAY|VT_UI1 ) == S_OK) { sa = V_ARRAY( &data ); if ((hr = SafeArrayAccessData( sa, (void **)&ptr )) != S_OK) return hr; if ((hr = SafeArrayGetUBound( sa, 1, &size )) != S_OK) { SafeArrayUnaccessData( sa ); return hr; } size++; } } wait_set_status_callback( request, WINHTTP_CALLBACK_STATUS_REQUEST_SENT ); if (!WinHttpSendRequest( request->hrequest, NULL, 0, ptr, size, size, 0 )) { err = GetLastError(); goto error; } if ((err = wait_for_completion( request ))) goto error; if (sa) SafeArrayUnaccessData( sa ); else heap_free( ptr ); request->state = REQUEST_STATE_SENT; return S_OK; error: if (sa) SafeArrayUnaccessData( sa ); else heap_free( ptr ); return HRESULT_FROM_WIN32( err ); } static void CALLBACK send_and_receive_proc( TP_CALLBACK_INSTANCE *instance, void *ctx ) { struct winhttp_request *request = (struct winhttp_request *)ctx; if (request_send( request ) == S_OK) request_receive( request ); SetEvent( request->done ); } /* critical section must be held */ static DWORD request_wait( struct winhttp_request *request, DWORD timeout ) { HANDLE done = request->done; DWORD err, ret; LeaveCriticalSection( &request->cs ); while ((err = MsgWaitForMultipleObjects( 1, &done, FALSE, timeout, QS_ALLINPUT )) == WAIT_OBJECT_0 + 1) { MSG msg; while (PeekMessageW( &msg, NULL, 0, 0, PM_REMOVE )) { TranslateMessage( &msg ); DispatchMessageW( &msg ); } } switch (err) { case WAIT_OBJECT_0: ret = ERROR_SUCCESS; break; case WAIT_TIMEOUT: ret = ERROR_TIMEOUT; break; case WAIT_FAILED: default: ret = GetLastError(); break; } EnterCriticalSection( &request->cs ); if (!ret) request->proc_running = FALSE; return ret; } static HRESULT WINAPI winhttp_request_Send( IWinHttpRequest *iface, VARIANT body ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); HRESULT hr; TRACE("%p, %s\n", request, debugstr_variant(&body)); EnterCriticalSection( &request->cs ); if (request->state < REQUEST_STATE_OPEN) { LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( ERROR_WINHTTP_CANNOT_CALL_BEFORE_OPEN ); } if (request->state >= REQUEST_STATE_SENT) { LeaveCriticalSection( &request->cs ); return S_OK; } VariantClear( &request->data ); if ((hr = VariantCopyInd( &request->data, &body )) != S_OK) { LeaveCriticalSection( &request->cs ); return hr; } if (!TrySubmitThreadpoolCallback( send_and_receive_proc, request, NULL )) { LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( GetLastError() ); } request->proc_running = TRUE; if (!request->async) { hr = HRESULT_FROM_WIN32( request_wait( request, INFINITE ) ); } LeaveCriticalSection( &request->cs ); return hr; } static HRESULT WINAPI winhttp_request_get_Status( IWinHttpRequest *iface, LONG *status ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); DWORD err = ERROR_SUCCESS, flags, status_code, len = sizeof(status_code), index = 0; TRACE("%p, %p\n", request, status); if (!status) return E_INVALIDARG; EnterCriticalSection( &request->cs ); if (request->state < REQUEST_STATE_SENT) { err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND; goto done; } flags = WINHTTP_QUERY_STATUS_CODE | WINHTTP_QUERY_FLAG_NUMBER; if (!WinHttpQueryHeaders( request->hrequest, flags, NULL, &status_code, &len, &index )) { err = GetLastError(); goto done; } *status = status_code; done: LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static HRESULT WINAPI winhttp_request_get_StatusText( IWinHttpRequest *iface, BSTR *status ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); DWORD err = ERROR_SUCCESS, len = 0, index = 0; TRACE("%p, %p\n", request, status); if (!status) return E_INVALIDARG; EnterCriticalSection( &request->cs ); if (request->state < REQUEST_STATE_SENT) { err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND; goto done; } if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_STATUS_TEXT, NULL, NULL, &len, &index )) { err = GetLastError(); if (err != ERROR_INSUFFICIENT_BUFFER) goto done; } if (!(*status = SysAllocStringLen( NULL, len / sizeof(WCHAR) ))) { err = ERROR_OUTOFMEMORY; goto done; } index = 0; err = ERROR_SUCCESS; if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_STATUS_TEXT, NULL, *status, &len, &index )) { err = GetLastError(); SysFreeString( *status ); } done: LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static DWORD request_get_codepage( struct winhttp_request *request, UINT *codepage ) { static const WCHAR utf8W[] = {'u','t','f','-','8',0}; static const WCHAR charsetW[] = {'c','h','a','r','s','e','t',0}; WCHAR *buffer, *p; DWORD size; *codepage = CP_ACP; if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_CONTENT_TYPE, NULL, NULL, &size, NULL ) && GetLastError() == ERROR_INSUFFICIENT_BUFFER) { if (!(buffer = heap_alloc( size ))) return ERROR_OUTOFMEMORY; if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_CONTENT_TYPE, NULL, buffer, &size, NULL )) { return GetLastError(); } if ((p = strstrW( buffer, charsetW ))) { p += strlenW( charsetW ); while (*p == ' ') p++; if (*p++ == '=') { while (*p == ' ') p++; if (!strcmpiW( p, utf8W )) *codepage = CP_UTF8; } } heap_free( buffer ); } return ERROR_SUCCESS; } static HRESULT WINAPI winhttp_request_get_ResponseText( IWinHttpRequest *iface, BSTR *body ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); UINT codepage; DWORD err = ERROR_SUCCESS; int len; TRACE("%p, %p\n", request, body); if (!body) return E_INVALIDARG; EnterCriticalSection( &request->cs ); if (request->state < REQUEST_STATE_SENT) { err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND; goto done; } if ((err = request_get_codepage( request, &codepage ))) goto done; len = MultiByteToWideChar( codepage, 0, request->buffer, request->offset, NULL, 0 ); if (!(*body = SysAllocStringLen( NULL, len ))) { err = ERROR_OUTOFMEMORY; goto done; } MultiByteToWideChar( codepage, 0, request->buffer, request->offset, *body, len ); (*body)[len] = 0; done: LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static HRESULT WINAPI winhttp_request_get_ResponseBody( IWinHttpRequest *iface, VARIANT *body ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); SAFEARRAY *sa; HRESULT hr; DWORD err = ERROR_SUCCESS; char *ptr; TRACE("%p, %p\n", request, body); if (!body) return E_INVALIDARG; EnterCriticalSection( &request->cs ); if (request->state < REQUEST_STATE_SENT) { err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND; goto done; } if (!(sa = SafeArrayCreateVector( VT_UI1, 0, request->offset ))) { err = ERROR_OUTOFMEMORY; goto done; } if ((hr = SafeArrayAccessData( sa, (void **)&ptr )) != S_OK) { SafeArrayDestroy( sa ); LeaveCriticalSection( &request->cs ); return hr; } memcpy( ptr, request->buffer, request->offset ); if ((hr = SafeArrayUnaccessData( sa )) != S_OK) { SafeArrayDestroy( sa ); LeaveCriticalSection( &request->cs ); return hr; } V_VT( body ) = VT_ARRAY|VT_UI1; V_ARRAY( body ) = sa; done: LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } struct stream { IStream IStream_iface; LONG refs; char *data; ULARGE_INTEGER pos, size; }; static inline struct stream *impl_from_IStream( IStream *iface ) { return CONTAINING_RECORD( iface, struct stream, IStream_iface ); } static HRESULT WINAPI stream_QueryInterface( IStream *iface, REFIID riid, void **obj ) { struct stream *stream = impl_from_IStream( iface ); TRACE("%p, %s, %p\n", stream, debugstr_guid(riid), obj); if (IsEqualGUID( riid, &IID_IStream ) || IsEqualGUID( riid, &IID_IUnknown )) { *obj = iface; } else { FIXME("interface %s not implemented\n", debugstr_guid(riid)); return E_NOINTERFACE; } IStream_AddRef( iface ); return S_OK; } static ULONG WINAPI stream_AddRef( IStream *iface ) { struct stream *stream = impl_from_IStream( iface ); return InterlockedIncrement( &stream->refs ); } static ULONG WINAPI stream_Release( IStream *iface ) { struct stream *stream = impl_from_IStream( iface ); LONG refs = InterlockedDecrement( &stream->refs ); if (!refs) { heap_free( stream->data ); heap_free( stream ); } return refs; } static HRESULT WINAPI stream_Read( IStream *iface, void *buf, ULONG len, ULONG *read ) { struct stream *stream = impl_from_IStream( iface ); ULONG size; if (stream->pos.QuadPart >= stream->size.QuadPart) { *read = 0; return S_FALSE; } size = min( stream->size.QuadPart - stream->pos.QuadPart, len ); memcpy( buf, stream->data + stream->pos.QuadPart, size ); stream->pos.QuadPart += size; *read = size; return S_OK; } static HRESULT WINAPI stream_Write( IStream *iface, const void *buf, ULONG len, ULONG *written ) { FIXME("\n"); return E_NOTIMPL; } static HRESULT WINAPI stream_Seek( IStream *iface, LARGE_INTEGER move, DWORD origin, ULARGE_INTEGER *newpos ) { struct stream *stream = impl_from_IStream( iface ); if (origin == STREAM_SEEK_SET) stream->pos.QuadPart = move.QuadPart; else if (origin == STREAM_SEEK_CUR) stream->pos.QuadPart += move.QuadPart; else if (origin == STREAM_SEEK_END) stream->pos.QuadPart = stream->size.QuadPart - move.QuadPart; if (newpos) newpos->QuadPart = stream->pos.QuadPart; return S_OK; } static HRESULT WINAPI stream_SetSize( IStream *iface, ULARGE_INTEGER newsize ) { FIXME("\n"); return E_NOTIMPL; } static HRESULT WINAPI stream_CopyTo( IStream *iface, IStream *stream, ULARGE_INTEGER len, ULARGE_INTEGER *read, ULARGE_INTEGER *written ) { FIXME("\n"); return E_NOTIMPL; } static HRESULT WINAPI stream_Commit( IStream *iface, DWORD flags ) { FIXME("\n"); return E_NOTIMPL; } static HRESULT WINAPI stream_Revert( IStream *iface ) { FIXME("\n"); return E_NOTIMPL; } static HRESULT WINAPI stream_LockRegion( IStream *iface, ULARGE_INTEGER offset, ULARGE_INTEGER len, DWORD locktype ) { FIXME("\n"); return E_NOTIMPL; } static HRESULT WINAPI stream_UnlockRegion( IStream *iface, ULARGE_INTEGER offset, ULARGE_INTEGER len, DWORD locktype ) { FIXME("\n"); return E_NOTIMPL; } static HRESULT WINAPI stream_Stat( IStream *iface, STATSTG *stg, DWORD flag ) { FIXME("\n"); return E_NOTIMPL; } static HRESULT WINAPI stream_Clone( IStream *iface, IStream **stream ) { FIXME("\n"); return E_NOTIMPL; } static const IStreamVtbl stream_vtbl = { stream_QueryInterface, stream_AddRef, stream_Release, stream_Read, stream_Write, stream_Seek, stream_SetSize, stream_CopyTo, stream_Commit, stream_Revert, stream_LockRegion, stream_UnlockRegion, stream_Stat, stream_Clone }; static HRESULT WINAPI winhttp_request_get_ResponseStream( IWinHttpRequest *iface, VARIANT *body ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); DWORD err = ERROR_SUCCESS; struct stream *stream; TRACE("%p, %p\n", request, body); if (!body) return E_INVALIDARG; EnterCriticalSection( &request->cs ); if (request->state < REQUEST_STATE_SENT) { err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND; goto done; } if (!(stream = heap_alloc( sizeof(*stream) ))) { err = ERROR_OUTOFMEMORY; goto done; } stream->IStream_iface.lpVtbl = &stream_vtbl; stream->refs = 1; if (!(stream->data = heap_alloc( request->offset ))) { heap_free( stream ); err = ERROR_OUTOFMEMORY; goto done; } memcpy( stream->data, request->buffer, request->offset ); stream->pos.QuadPart = 0; stream->size.QuadPart = request->offset; V_VT( body ) = VT_UNKNOWN; V_UNKNOWN( body ) = (IUnknown *)&stream->IStream_iface; done: LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static HRESULT WINAPI winhttp_request_get_Option( IWinHttpRequest *iface, WinHttpRequestOption option, VARIANT *value ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); HRESULT hr = S_OK; TRACE("%p, %u, %p\n", request, option, value); EnterCriticalSection( &request->cs ); switch (option) { case WinHttpRequestOption_URLCodePage: V_VT( value ) = VT_I4; V_I4( value ) = request->url_codepage; break; default: FIXME("unimplemented option %u\n", option); hr = E_NOTIMPL; break; } LeaveCriticalSection( &request->cs ); return hr; } static HRESULT WINAPI winhttp_request_put_Option( IWinHttpRequest *iface, WinHttpRequestOption option, VARIANT value ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); HRESULT hr = S_OK; TRACE("%p, %u, %s\n", request, option, debugstr_variant(&value)); EnterCriticalSection( &request->cs ); switch (option) { case WinHttpRequestOption_EnableRedirects: { if (V_BOOL( &value )) request->disable_feature &= ~WINHTTP_DISABLE_REDIRECTS; else request->disable_feature |= WINHTTP_DISABLE_REDIRECTS; break; } case WinHttpRequestOption_URLCodePage: { static const WCHAR utf8W[] = {'u','t','f','-','8',0}; VARIANT cp; VariantInit( &cp ); hr = VariantChangeType( &cp, &value, 0, VT_UI4 ); if (SUCCEEDED( hr )) { request->url_codepage = V_UI4( &cp ); TRACE("URL codepage: %u\n", request->url_codepage); } else if (V_VT( &value ) == VT_BSTR && !strcmpiW( V_BSTR( &value ), utf8W )) { TRACE("URL codepage: UTF-8\n"); request->url_codepage = CP_UTF8; hr = S_OK; } else FIXME("URL codepage %s is not recognized\n", debugstr_variant( &value )); break; } default: FIXME("unimplemented option %u\n", option); hr = E_NOTIMPL; break; } LeaveCriticalSection( &request->cs ); return hr; } static HRESULT WINAPI winhttp_request_WaitForResponse( IWinHttpRequest *iface, VARIANT timeout, VARIANT_BOOL *succeeded ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); DWORD err, msecs = (V_I4(&timeout) == -1) ? INFINITE : V_I4(&timeout) * 1000; TRACE("%p, %s, %p\n", request, debugstr_variant(&timeout), succeeded); EnterCriticalSection( &request->cs ); if (request->state >= REQUEST_STATE_RESPONSE_RECEIVED) { LeaveCriticalSection( &request->cs ); return S_OK; } switch ((err = request_wait( request, msecs ))) { case ERROR_TIMEOUT: if (succeeded) *succeeded = VARIANT_FALSE; err = ERROR_SUCCESS; break; case ERROR_SUCCESS: if (succeeded) *succeeded = VARIANT_TRUE; break; default: break; } LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static HRESULT WINAPI winhttp_request_Abort( IWinHttpRequest *iface ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); TRACE("%p\n", request); EnterCriticalSection( &request->cs ); cancel_request( request ); LeaveCriticalSection( &request->cs ); return S_OK; } static HRESULT WINAPI winhttp_request_SetTimeouts( IWinHttpRequest *iface, LONG resolve_timeout, LONG connect_timeout, LONG send_timeout, LONG receive_timeout ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); TRACE("%p, %d, %d, %d, %d\n", request, resolve_timeout, connect_timeout, send_timeout, receive_timeout); EnterCriticalSection( &request->cs ); request->resolve_timeout = resolve_timeout; request->connect_timeout = connect_timeout; request->send_timeout = send_timeout; request->receive_timeout = receive_timeout; LeaveCriticalSection( &request->cs ); return S_OK; } static HRESULT WINAPI winhttp_request_SetClientCertificate( IWinHttpRequest *iface, BSTR certificate ) { FIXME("\n"); return E_NOTIMPL; } static HRESULT WINAPI winhttp_request_SetAutoLogonPolicy( IWinHttpRequest *iface, WinHttpRequestAutoLogonPolicy policy ) { struct winhttp_request *request = impl_from_IWinHttpRequest( iface ); HRESULT hr = S_OK; TRACE("%p, %u\n", request, policy ); EnterCriticalSection( &request->cs ); switch (policy) { case AutoLogonPolicy_Always: request->logon_policy = WINHTTP_AUTOLOGON_SECURITY_LEVEL_LOW; break; case AutoLogonPolicy_OnlyIfBypassProxy: request->logon_policy = WINHTTP_AUTOLOGON_SECURITY_LEVEL_MEDIUM; break; case AutoLogonPolicy_Never: request->logon_policy = WINHTTP_AUTOLOGON_SECURITY_LEVEL_HIGH; break; default: hr = E_INVALIDARG; break; } LeaveCriticalSection( &request->cs ); return hr; } static const struct IWinHttpRequestVtbl winhttp_request_vtbl = { winhttp_request_QueryInterface, winhttp_request_AddRef, winhttp_request_Release, winhttp_request_GetTypeInfoCount, winhttp_request_GetTypeInfo, winhttp_request_GetIDsOfNames, winhttp_request_Invoke, winhttp_request_SetProxy, winhttp_request_SetCredentials, winhttp_request_Open, winhttp_request_SetRequestHeader, winhttp_request_GetResponseHeader, winhttp_request_GetAllResponseHeaders, winhttp_request_Send, winhttp_request_get_Status, winhttp_request_get_StatusText, winhttp_request_get_ResponseText, winhttp_request_get_ResponseBody, winhttp_request_get_ResponseStream, winhttp_request_get_Option, winhttp_request_put_Option, winhttp_request_WaitForResponse, winhttp_request_Abort, winhttp_request_SetTimeouts, winhttp_request_SetClientCertificate, winhttp_request_SetAutoLogonPolicy }; HRESULT WinHttpRequest_create( void **obj ) { struct winhttp_request *request; TRACE("%p\n", obj); if (!(request = heap_alloc_zero( sizeof(*request) ))) return E_OUTOFMEMORY; request->IWinHttpRequest_iface.lpVtbl = &winhttp_request_vtbl; request->refs = 1; InitializeCriticalSection( &request->cs ); request->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": winhttp_request.cs"); initialize_request( request ); *obj = &request->IWinHttpRequest_iface; TRACE("returning iface %p\n", *obj); return S_OK; }