/* * 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 "wine/port.h" #include "wine/debug.h" #include #include #ifdef HAVE_ARPA_INET_H # include #endif #include "windef.h" #include "winbase.h" #include "ole2.h" #include "initguid.h" #include "httprequest.h" #include "winhttp.h" #include "winhttp_private.h" WINE_DEFAULT_DEBUG_CHANNEL(winhttp); 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 DWORD CALLBACK task_thread( LPVOID param ) { task_header_t *task = param; task->proc( task ); release_object( &task->request->hdr ); heap_free( task ); return ERROR_SUCCESS; } static BOOL queue_task( task_header_t *task ) { return QueueUserWorkItem( task_thread, task, WT_EXECUTELONGFUNCTION ); } static void free_header( header_t *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 header_t *parse_header( LPCWSTR string ) { const WCHAR *p, *q; header_t *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(header_t) ))) 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++; if (!*q) { WARN("no value in line %s\n", debugstr_w(string)); return header; } 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( request_t *request, LPCWSTR 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( request_t *request, header_t *header ) { DWORD count; header_t *hdrs; count = request->num_headers + 1; if (count > 1) hdrs = heap_realloc_zero( request->headers, sizeof(header_t) * count ); else hdrs = heap_alloc_zero( sizeof(header_t) * count ); if (hdrs) { 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++; return TRUE; } return FALSE; } static BOOL delete_header( request_t *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(header_t) ); memset( &request->headers[request->num_headers], 0, sizeof(header_t) ); return TRUE; } static BOOL process_header( request_t *request, LPCWSTR field, LPCWSTR value, DWORD flags, BOOL request_only ) { int index; header_t *header; TRACE("%s: %s 0x%08x\n", debugstr_w(field), debugstr_w(value), flags); /* replace wins out over add */ if (flags & WINHTTP_ADDREQ_FLAG_REPLACE) flags &= ~WINHTTP_ADDREQ_FLAG_ADD; if (flags & WINHTTP_ADDREQ_FLAG_ADD) index = -1; else index = get_header_index( request, field, 0, request_only ); if (index >= 0) { if (flags & WINHTTP_ADDREQ_FLAG_ADD_IF_NEW) return FALSE; header = &request->headers[index]; } else if (value) { header_t hdr; hdr.field = (LPWSTR)field; hdr.value = (LPWSTR)value; hdr.is_request = request_only; return insert_header( request, &hdr ); } /* no value to delete */ else return TRUE; if (flags & WINHTTP_ADDREQ_FLAG_REPLACE) { delete_header( request, index ); if (value) { header_t hdr; hdr.field = (LPWSTR)field; hdr.value = (LPWSTR)value; hdr.is_request = request_only; return insert_header( request, &hdr ); } return TRUE; } else if (flags & (WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA | WINHTTP_ADDREQ_FLAG_COALESCE_WITH_SEMICOLON)) { WCHAR sep, *tmp; int len, orig_len, value_len; orig_len = strlenW( header->value ); value_len = strlenW( value ); if (flags & WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA) sep = ','; else sep = ';'; len = orig_len + value_len + 2; if ((tmp = heap_realloc( header->value, (len + 1) * sizeof(WCHAR) ))) { header->value = tmp; header->value[orig_len] = sep; orig_len++; header->value[orig_len] = ' '; orig_len++; memcpy( &header->value[orig_len], value, value_len * sizeof(WCHAR) ); header->value[len] = 0; return TRUE; } } return TRUE; } BOOL add_request_headers( request_t *request, LPCWSTR headers, DWORD len, DWORD flags ) { BOOL ret = FALSE; WCHAR *buffer, *p, *q; header_t *header; if (len == ~0u) len = strlenW( headers ); if (!len) return TRUE; if (!(buffer = heap_alloc( (len + 1) * sizeof(WCHAR) ))) return FALSE; strcpyW( buffer, headers ); 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; request_t *request; TRACE("%p, %s, 0x%x, 0x%08x\n", hrequest, debugstr_w(headers), len, flags); if (!headers) { set_last_error( ERROR_INVALID_PARAMETER ); return FALSE; } if (!(request = (request_t *)grab_object( hrequest ))) { set_last_error( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } ret = add_request_headers( request, headers, len, flags ); release_object( &request->hdr ); return ret; } static WCHAR *build_request_path( request_t *request ) { WCHAR *ret; if (strcmpiW( request->connect->hostname, request->connect->servername )) { 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 }; LPCWSTR scheme = request->netconn.secure ? https : http; int len; len = strlenW( scheme ) + strlenW( request->connect->hostname ); /* 3 characters for '://', 1 for NUL. */ len += 4; if (request->connect->hostport) { /* 1 for ':' between host and port, up to 5 for port */ len += 6; } if (request->path) len += strlenW( request->path ); if ((ret = heap_alloc( len * sizeof(WCHAR) ))) { sprintfW( ret, fmt, scheme, request->connect->hostname ); if (request->connect->hostport) { static const WCHAR colonFmt[] = { ':','%','u',0 }; sprintfW( ret + strlenW( ret ), colonFmt, request->connect->hostport ); } if (request->path) strcatW( ret, request->path ); } } else ret = request->path; return ret; } static WCHAR *build_request_string( request_t *request ) { static const WCHAR space[] = {' ',0}; static const WCHAR crlf[] = {'\r','\n',0}; static const WCHAR colon[] = {':',' ',0}; static const WCHAR twocrlf[] = {'\r','\n','\r','\n',0}; WCHAR *path, *ret; const WCHAR **headers, **p; unsigned int len, i = 0, j; /* allocate space for an array of all the string pointers to be added */ len = request->num_headers * 4 + 7; if (!(headers = heap_alloc( len * sizeof(LPCWSTR) ))) return NULL; path = build_request_path( request ); headers[i++] = request->verb; headers[i++] = space; headers[i++] = path; headers[i++] = space; headers[i++] = request->version; for (j = 0; j < request->num_headers; j++) { if (request->headers[j].is_request) { headers[i++] = crlf; headers[i++] = request->headers[j].field; headers[i++] = colon; headers[i++] = request->headers[j].value; TRACE("adding header %s (%s)\n", debugstr_w(request->headers[j].field), debugstr_w(request->headers[j].value)); } } headers[i++] = twocrlf; headers[i] = NULL; len = 0; for (p = headers; *p; p++) len += strlenW( *p ); len++; if (!(ret = heap_alloc( len * sizeof(WCHAR) ))) goto out; *ret = 0; for (p = headers; *p; p++) strcatW( ret, *p ); out: if (path != request->path) heap_free( path ); heap_free( headers ); return ret; } #define QUERY_MODIFIER_MASK (WINHTTP_QUERY_FLAG_REQUEST_HEADERS | WINHTTP_QUERY_FLAG_SYSTEMTIME | WINHTTP_QUERY_FLAG_NUMBER) static BOOL query_headers( request_t *request, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index ) { header_t *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 + 1) * sizeof(WCHAR) > *buflen) { len++; set_last_error( ERROR_INSUFFICIENT_BUFFER ); } else { for (p = headers, q = buffer; *p; p++, q++) { if (*p != '\r') *q = *p; else { *q = 0; p++; /* skip '\n' */ } } *q = 0; TRACE("returning data: %s\n", debugstr_wn(buffer, 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); set_last_error( 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); set_last_error( 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); set_last_error( 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 >= sizeof(attribute_table)/sizeof(attribute_table[0]) || !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)) { set_last_error( ERROR_WINHTTP_HEADER_NOT_FOUND ); return FALSE; } if (index) *index += 1; if (level & WINHTTP_QUERY_FLAG_NUMBER) { if (!buffer || sizeof(int) > *buflen) { set_last_error( 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) { set_last_error( 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); set_last_error( ERROR_INSUFFICIENT_BUFFER ); } else { strcpyW( buffer, header->value ); TRACE("returning string: %s\n", debugstr_w(buffer)); ret = TRUE; } *buflen = len; } return ret; } /*********************************************************************** * WinHttpQueryHeaders (winhttp.@) */ BOOL WINAPI WinHttpQueryHeaders( HINTERNET hrequest, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index ) { BOOL ret; request_t *request; TRACE("%p, 0x%08x, %s, %p, %p, %p\n", hrequest, level, debugstr_w(name), buffer, buflen, index); if (!(request = (request_t *)grab_object( hrequest ))) { set_last_error( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } ret = query_headers( request, level, name, buffer, buflen, index ); release_object( &request->hdr ); return ret; } static LPWSTR concatenate_string_list( LPCWSTR *list, int len ) { LPCWSTR *t; LPWSTR str; for( t = list; *t ; t++ ) len += strlenW( *t ); len++; str = heap_alloc( len * sizeof(WCHAR) ); if (!str) return NULL; *str = 0; for( t = list; *t ; t++ ) strcatW( str, *t ); return str; } static LPWSTR build_header_request_string( request_t *request, LPCWSTR verb, LPCWSTR path, LPCWSTR version ) { static const WCHAR crlf[] = {'\r','\n',0}; static const WCHAR space[] = { ' ',0 }; static const WCHAR colon[] = { ':',' ',0 }; static const WCHAR twocrlf[] = {'\r','\n','\r','\n', 0}; LPWSTR requestString; DWORD len, n; LPCWSTR *req; UINT i; LPWSTR p; /* allocate space for an array of all the string pointers to be added */ len = (request->num_headers) * 4 + 10; req = heap_alloc( len * sizeof(LPCWSTR) ); if (!req) return NULL; /* add the verb, path and HTTP version string */ n = 0; req[n++] = verb; req[n++] = space; req[n++] = path; req[n++] = space; req[n++] = version; /* Append custom request headers */ for (i = 0; i < request->num_headers; i++) { if (request->headers[i].is_request) { req[n++] = crlf; req[n++] = request->headers[i].field; req[n++] = colon; req[n++] = request->headers[i].value; TRACE("Adding custom header %s (%s)\n", debugstr_w(request->headers[i].field), debugstr_w(request->headers[i].value)); } } if( n >= len ) ERR("oops. buffer overrun\n"); req[n] = NULL; requestString = concatenate_string_list( req, 4 ); heap_free( req ); if (!requestString) return NULL; /* * Set (header) termination string for request * Make sure there are exactly two new lines at the end of the request */ p = &requestString[strlenW(requestString)-1]; while ( (*p == '\n') || (*p == '\r') ) p--; strcpyW( p+1, twocrlf ); return requestString; } static BOOL read_reply( request_t *request ); static BOOL secure_proxy_connect( request_t *request ) { static const WCHAR verbConnect[] = {'C','O','N','N','E','C','T',0}; static const WCHAR fmt[] = {'%','s',':','%','u',0}; BOOL ret = FALSE; LPWSTR path; connect_t *connect = request->connect; path = heap_alloc( (strlenW( connect->hostname ) + 13) * sizeof(WCHAR) ); if (path) { LPWSTR requestString; sprintfW( path, fmt, connect->hostname, connect->hostport ); requestString = build_header_request_string( request, verbConnect, path, http1_1 ); heap_free( path ); if (requestString) { LPSTR req_ascii = strdupWA( requestString ); heap_free( requestString ); if (req_ascii) { int len = strlen( req_ascii ), bytes_sent; ret = netconn_send( &request->netconn, req_ascii, len, &bytes_sent ); heap_free( req_ascii ); if (ret) ret = read_reply( request ); } } } return ret; } #ifndef INET6_ADDRSTRLEN #define INET6_ADDRSTRLEN 46 #endif static WCHAR *addr_to_str( const struct sockaddr *addr ) { char buf[INET6_ADDRSTRLEN]; const void *src; switch (addr->sa_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->sa_family); return NULL; } if (!inet_ntop( addr->sa_family, src, buf, sizeof(buf) )) return NULL; return strdupAW( buf ); } static BOOL open_connection( request_t *request ) { connect_t *connect; WCHAR *addressW = NULL; INTERNET_PORT port; socklen_t slen; struct sockaddr *saddr; DWORD len; if (netconn_connected( &request->netconn )) goto done; connect = request->connect; port = connect->serverport ? connect->serverport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80); saddr = (struct sockaddr *)&connect->sockaddr; slen = sizeof(struct sockaddr); if (!connect->resolved) { len = strlenW( connect->servername ) + 1; send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESOLVING_NAME, connect->servername, len ); if (!netconn_resolve( connect->servername, port, saddr, &slen, request->resolve_timeout )) return FALSE; connect->resolved = TRUE; if (!(addressW = addr_to_str( saddr ))) return FALSE; len = strlenW( addressW ) + 1; send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_NAME_RESOLVED, addressW, len ); } if (!addressW && !(addressW = addr_to_str( saddr ))) 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_create( &request->netconn, saddr->sa_family, SOCK_STREAM, 0 )) { heap_free( addressW ); return FALSE; } netconn_set_timeout( &request->netconn, TRUE, request->send_timeout ); netconn_set_timeout( &request->netconn, FALSE, request->recv_timeout ); if (!netconn_connect( &request->netconn, saddr, slen, request->connect_timeout )) { netconn_close( &request->netconn ); heap_free( addressW ); return FALSE; } if (request->hdr.flags & WINHTTP_FLAG_SECURE) { if (connect->session->proxy_server && strcmpiW( connect->hostname, connect->servername )) { if (!secure_proxy_connect( request )) { heap_free( addressW ); return FALSE; } } if (!netconn_secure_connect( &request->netconn, connect->servername )) { netconn_close( &request->netconn ); heap_free( addressW ); return FALSE; } } send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTED_TO_SERVER, addressW, strlenW(addressW) + 1 ); 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( request_t *request ) { if (!netconn_connected( &request->netconn )) return; send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CLOSING_CONNECTION, 0, 0 ); netconn_close( &request->netconn ); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTION_CLOSED, 0, 0 ); } static BOOL add_host_header( request_t *request, DWORD modifier ) { BOOL ret; DWORD len; WCHAR *host; static const WCHAR fmt[] = {'%','s',':','%','u',0}; connect_t *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( request_t *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--; } } static BOOL send_request( request_t *request, LPCWSTR headers, DWORD headers_len, LPVOID 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; connect_t *connect = request->connect; session_t *session = connect->session; WCHAR *req = NULL; char *req_ascii; int bytes_sent; DWORD len, i, flags; clear_response_headers( request ); flags = WINHTTP_ADDREQ_FLAG_ADD|WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA; for (i = 0; i < request->num_accept_types; i++) { process_header( request, attr_accept, request->accept_types[i], flags, TRUE ); } 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 (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 (!(req = build_request_string( request ))) goto end; if (!(req_ascii = strdupWA( req ))) goto end; TRACE("full request: %s\n", debugstr_a(req_ascii)); len = strlen(req_ascii); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDING_REQUEST, NULL, 0 ); ret = netconn_send( &request->netconn, req_ascii, len, &bytes_sent ); heap_free( req_ascii ); 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 = get_last_error(); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) ); } } heap_free( req ); return ret; } static void task_send_request( task_header_t *task ) { send_request_t *s = (send_request_t *)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; request_t *request; TRACE("%p, %s, 0x%x, %u, %u, %lx\n", hrequest, debugstr_w(headers), headers_len, optional_len, total_len, context); if (!(request = (request_t *)grab_object( hrequest ))) { set_last_error( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) { send_request_t *s; if (!(s = heap_alloc( sizeof(send_request_t) ))) 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( (task_header_t *)s ); } else ret = send_request( request, headers, headers_len, optional, optional_len, total_len, context, FALSE ); release_object( &request->hdr ); return ret; } #define ARRAYSIZE(array) (sizeof(array) / sizeof((array)[0])) 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, ARRAYSIZE(basicW) - 1, WINHTTP_AUTH_SCHEME_BASIC }, { ntlmW, ARRAYSIZE(ntlmW) - 1, WINHTTP_AUTH_SCHEME_NTLM }, { passportW, ARRAYSIZE(passportW) - 1, WINHTTP_AUTH_SCHEME_PASSPORT }, { digestW, ARRAYSIZE(digestW) - 1, WINHTTP_AUTH_SCHEME_DIGEST }, { negotiateW, ARRAYSIZE(negotiateW) - 1, WINHTTP_AUTH_SCHEME_NEGOTIATE } }; static const unsigned int num_auth_schemes = sizeof(auth_schemes)/sizeof(auth_schemes[0]); static enum auth_scheme scheme_from_flag( DWORD flag ) { int i; for (i = 0; i < num_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 < num_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( request_t *request, DWORD level, LPDWORD supported, LPDWORD first ) { DWORD index = 0; BOOL ret = FALSE; for (;;) { WCHAR *buffer; DWORD size, scheme; size = 0; query_headers( request, level, NULL, NULL, &size, &index ); if (get_last_error() != ERROR_INSUFFICIENT_BUFFER) break; index--; 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) break; if (first && index == 1) *first = *supported = scheme; else *supported |= scheme; ret = TRUE; } return ret; } /*********************************************************************** * WinHttpQueryAuthSchemes (winhttp.@) */ BOOL WINAPI WinHttpQueryAuthSchemes( HINTERNET hrequest, LPDWORD supported, LPDWORD first, LPDWORD target ) { BOOL ret = FALSE; request_t *request; TRACE("%p, %p, %p, %p\n", hrequest, supported, first, target); if (!(request = (request_t *)grab_object( hrequest ))) { set_last_error( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (!supported || !first || !target) { release_object( &request->hdr ); set_last_error( 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; } release_object( &request->hdr ); 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( request_t *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( request_t *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; if (scheme == SCHEME_INVALID) return FALSE; switch (target) { case WINHTTP_AUTH_TARGET_SERVER: if (!get_authvalue( request, WINHTTP_QUERY_WWW_AUTHENTICATE, scheme_flag, auth_value, len )) return FALSE; auth_ptr = &request->authinfo; auth_target = attr_authorization; 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; 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 ))) 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 ); 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 BOOL set_credentials( request_t *request, DWORD target, DWORD scheme, const WCHAR *username, const WCHAR *password ) { if ((scheme == WINHTTP_AUTH_SCHEME_BASIC || scheme == WINHTTP_AUTH_SCHEME_DIGEST) && (!username || !password)) { set_last_error( ERROR_INVALID_PARAMETER ); return FALSE; } switch (target) { case WINHTTP_AUTH_TARGET_SERVER: { heap_free( request->connect->username ); if (!username) request->connect->username = NULL; else if (!(request->connect->username = strdupW( username ))) return FALSE; heap_free( request->connect->password ); if (!password) request->connect->password = NULL; else if (!(request->connect->password = strdupW( password ))) return FALSE; break; } case WINHTTP_AUTH_TARGET_PROXY: { heap_free( request->connect->session->proxy_username ); if (!username) request->connect->session->proxy_username = NULL; else if (!(request->connect->session->proxy_username = strdupW( username ))) return FALSE; heap_free( request->connect->session->proxy_password ); if (!password) request->connect->session->proxy_password = NULL; else if (!(request->connect->session->proxy_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; request_t *request; TRACE("%p, %x, 0x%08x, %s, %p, %p\n", hrequest, target, scheme, debugstr_w(username), password, params); if (!(request = (request_t *)grab_object( hrequest ))) { set_last_error( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } ret = set_credentials( request, target, scheme, username, password ); release_object( &request->hdr ); return ret; } static BOOL handle_authorization( request_t *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 < num_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( request_t *request ) { WCHAR encoding[20]; DWORD buflen; buflen = sizeof(request->content_length); 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; } /* read some more data into the read buffer */ static BOOL read_more_data( request_t *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; } /* remove some amount of data from the read buffer */ static void remove_data( request_t *request, int count ) { if (!(request->read_size -= count)) request->read_pos = 0; else request->read_pos += count; } static BOOL read_line( request_t *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; } /* discard data contents until we reach end of line */ static BOOL discard_eol( request_t *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( request_t *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; } } } /* return the size of data available to be read immediately */ static DWORD get_available_data( request_t *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( request_t *request ) { 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 refill_buffer( request_t *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; } } if (!request->read_chunked && 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; } #define MAX_REPLY_LEN 1460 #define INITIAL_HEADER_BUFFER_LEN 512 static BOOL read_reply( request_t *request ) { static const WCHAR crlf[] = {'\r','\n',0}; char buffer[MAX_REPLY_LEN]; DWORD buflen, len, offset, received_len, crlf_len = 2; /* strlenW(crlf) */ char *status_code, *status_text; WCHAR *versionW, *status_textW, *raw_headers; WCHAR status_codeW[4]; /* sizeof("nnn") */ if (!netconn_connected( &request->netconn )) return FALSE; received_len = 0; do { buflen = MAX_REPLY_LEN; if (!read_line( request, buffer, &buflen )) return FALSE; received_len += buflen; /* 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_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 (;;) { header_t *header; buflen = MAX_REPLY_LEN; if (!read_line( request, buffer, &buflen )) return TRUE; received_len += buflen; if (!*buffer) break; 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; } 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 finished_reading( request_t *request ) { static const WCHAR closeW[] = {'c','l','o','s','e',0}; BOOL close = FALSE; WCHAR connection[20]; DWORD size = sizeof(connection); 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 ); } static BOOL read_data( request_t *request, void *buffer, DWORD size, DWORD *read, BOOL async ) { int count, bytes_read = 0; if (end_of_read_data( request )) goto done; while (size) { if (!(count = get_available_data( request ))) { if (!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) refill_buffer( request, async ); done: TRACE( "retrieved %u bytes (%u/%u)\n", bytes_read, request->content_read, request->content_length ); if (async) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_READ_COMPLETE, buffer, bytes_read ); if (read) *read = bytes_read; if (end_of_read_data( request )) finished_reading( request ); return TRUE; } /* read any content returned by the server so that the connection can be reused */ static void drain_content( request_t *request ) { DWORD bytes_read; char buffer[2048]; for (;;) { if (!read_data( request, buffer, sizeof(buffer), &bytes_read, FALSE ) || !bytes_read) return; } } static void record_cookies( request_t *request ) { unsigned int i; for (i = 0; i < request->num_headers; i++) { header_t *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( request_t *request, DWORD *len ) { DWORD size; WCHAR *ret; query_headers( request, WINHTTP_QUERY_LOCATION, NULL, NULL, &size, NULL ); if (get_last_error() != ERROR_INSUFFICIENT_BUFFER) return FALSE; if (!(ret = heap_alloc( size ))) return NULL; *len = size / sizeof(WCHAR); if (query_headers( request, WINHTTP_QUERY_LOCATION, NULL, ret, &size, NULL )) return ret; heap_free( ret ); return NULL; } static BOOL handle_redirect( request_t *request, DWORD status ) { BOOL ret = FALSE; DWORD len, len_url; URL_COMPONENTS uc; connect_t *connect = request->connect; INTERNET_PORT port; WCHAR *hostname = NULL, *location; int index; if (!(location = get_redirect_url( request, &len_url ))) return FALSE; memset( &uc, 0, sizeof(uc) ); uc.dwStructSize = sizeof(uc); uc.dwSchemeLength = uc.dwHostNameLength = uc.dwUrlPathLength = uc.dwExtraInfoLength = ~0u; if (!WinHttpCrackUrl( location, len_url, 0, &uc )) /* assume relative redirect */ { WCHAR *path, *p; len = strlenW( location ) + 1; if (location[0] != '/') len++; if (!(p = path = heap_alloc( len * sizeof(WCHAR) ))) goto end; if (location[0] != '/') *p++ = '/'; strcpyW( p, location ); heap_free( request->path ); request->path = path; drain_content( request ); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REDIRECT, location, len_url + 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; } drain_content( request ); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REDIRECT, location, len_url + 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 ); if (!(ret = netconn_init( &request->netconn ))) goto end; request->read_pos = request->read_size = 0; request->read_chunked = FALSE; request->read_chunked_eof = FALSE; } if (!(ret = add_host_header( request, 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; strcpyW( request->path, uc.lpszUrlPath ); } 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: if (!ret) heap_free( hostname ); heap_free( location ); return ret; } static BOOL receive_response( request_t *request, BOOL async ) { BOOL ret; DWORD size, query, status; for (;;) { if (!(ret = read_reply( request ))) { set_last_error( 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 ); 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 */ 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; drain_content( request ); if (!handle_authorization( request, status )) { ret = TRUE; break; } /* recurse synchronously */ send_request( request, NULL, 0, request->optional, request->optional_len, 0, 0, FALSE ); continue; } break; } if (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 = get_last_error(); send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) ); } } return ret; } static void task_receive_response( task_header_t *task ) { receive_response_t *r = (receive_response_t *)task; receive_response( r->hdr.request, TRUE ); } /*********************************************************************** * WinHttpReceiveResponse (winhttp.@) */ BOOL WINAPI WinHttpReceiveResponse( HINTERNET hrequest, LPVOID reserved ) { BOOL ret; request_t *request; TRACE("%p, %p\n", hrequest, reserved); if (!(request = (request_t *)grab_object( hrequest ))) { set_last_error( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) { receive_response_t *r; if (!(r = heap_alloc( sizeof(receive_response_t) ))) return FALSE; r->hdr.request = request; r->hdr.proc = task_receive_response; addref_object( &request->hdr ); ret = queue_task( (task_header_t *)r ); } else ret = receive_response( request, FALSE ); release_object( &request->hdr ); return ret; } static BOOL query_data_available( request_t *request, DWORD *available, BOOL async ) { DWORD count = get_available_data( request ); if (!request->read_chunked) count += netconn_query_data_available( &request->netconn ); if (!count) { refill_buffer( request, async ); count = get_available_data( request ); if (!request->read_chunked) count += netconn_query_data_available( &request->netconn ); } if (async) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE, &count, sizeof(count) ); TRACE("%u bytes available\n", count); if (available) *available = count; return TRUE; } static void task_query_data_available( task_header_t *task ) { query_data_t *q = (query_data_t *)task; query_data_available( q->hdr.request, q->available, TRUE ); } /*********************************************************************** * WinHttpQueryDataAvailable (winhttp.@) */ BOOL WINAPI WinHttpQueryDataAvailable( HINTERNET hrequest, LPDWORD available ) { BOOL ret; request_t *request; TRACE("%p, %p\n", hrequest, available); if (!(request = (request_t *)grab_object( hrequest ))) { set_last_error( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) { query_data_t *q; if (!(q = heap_alloc( sizeof(query_data_t) ))) return FALSE; q->hdr.request = request; q->hdr.proc = task_query_data_available; q->available = available; addref_object( &request->hdr ); ret = queue_task( (task_header_t *)q ); } else ret = query_data_available( request, available, FALSE ); release_object( &request->hdr ); return ret; } static void task_read_data( task_header_t *task ) { read_data_t *r = (read_data_t *)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; request_t *request; TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_read, read); if (!(request = (request_t *)grab_object( hrequest ))) { set_last_error( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) { read_data_t *r; if (!(r = heap_alloc( sizeof(read_data_t) ))) 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( (task_header_t *)r ); } else ret = read_data( request, buffer, to_read, read, FALSE ); release_object( &request->hdr ); return ret; } static BOOL write_data( request_t *request, LPCVOID buffer, DWORD to_write, LPDWORD 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 = get_last_error(); 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( task_header_t *task ) { write_data_t *w = (write_data_t *)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; request_t *request; TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_write, written); if (!(request = (request_t *)grab_object( hrequest ))) { set_last_error( ERROR_INVALID_HANDLE ); return FALSE; } if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST) { release_object( &request->hdr ); set_last_error( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE ); return FALSE; } if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) { write_data_t *w; if (!(w = heap_alloc( sizeof(write_data_t) ))) 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( (task_header_t *)w ); } else ret = write_data( request, buffer, to_write, written, FALSE ); release_object( &request->hdr ); return ret; } enum request_state { REQUEST_STATE_UNINITIALIZED, 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 thread; HANDLE wait; HANDLE cancel; 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; }; 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->thread) SetEvent( request->cancel ); 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->thread ); 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]; return S_OK; } 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); 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\n", request, debugstr_w(username), password); 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 = get_last_error(); } done: LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( err ); } static void initialize_request( struct winhttp_request *request ) { request->hrequest = NULL; request->hconnect = NULL; request->hsession = NULL; request->thread = NULL; request->wait = NULL; request->cancel = NULL; request->buffer = NULL; request->verb = NULL; request->offset = 0; request->bytes_available = 0; request->bytes_read = 0; request->error = ERROR_SUCCESS; request->logon_policy = WINHTTP_AUTOLOGON_SECURITY_LEVEL_MEDIUM; request->disable_feature = WINHTTP_DISABLE_AUTHENTICATION; request->proxy.dwAccessType = WINHTTP_ACCESS_TYPE_DEFAULT_PROXY; request->proxy.lpszProxy = NULL; request->proxy.lpszProxyBypass = NULL; request->resolve_timeout = 0; request->connect_timeout = 60000; request->send_timeout = 30000; request->receive_timeout = 30000; VariantInit( &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 ); HINTERNET hsession = NULL, hconnect = NULL, hrequest; URL_COMPONENTS uc; WCHAR *hostname, *path = NULL, *verb = NULL; DWORD err = ERROR_OUTOFMEMORY, len, flags = 0, request_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( get_last_error() ); EnterCriticalSection( &request->cs ); if (request->state != REQUEST_STATE_INITIALIZED) { cancel_request( request ); free_request( request ); initialize_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 (V_BOOL( &async )) flags |= WINHTTP_FLAG_ASYNC; if (!(hsession = WinHttpOpen( user_agentW, WINHTTP_ACCESS_TYPE_DEFAULT_PROXY, NULL, NULL, flags ))) { err = get_last_error(); goto error; } if (!(hconnect = WinHttpConnect( hsession, hostname, uc.nPort, 0 ))) { err = get_last_error(); goto error; } len = sizeof(httpsW) / sizeof(WCHAR); if (uc.dwSchemeLength == len && !memcmp( uc.lpszScheme, httpsW, len * sizeof(WCHAR) )) { request_flags |= WINHTTP_FLAG_SECURE; } if (!(hrequest = WinHttpOpenRequest( hconnect, method, path, NULL, NULL, acceptW, request_flags ))) { err = get_last_error(); goto error; } if (flags & WINHTTP_FLAG_ASYNC) { request->wait = CreateEventW( NULL, FALSE, FALSE, NULL ); request->cancel = CreateEventW( NULL, FALSE, FALSE, NULL ); WinHttpSetOption( hrequest, WINHTTP_OPTION_CONTEXT_VALUE, &request, sizeof(request) ); } request->state = REQUEST_STATE_OPEN; request->hsession = hsession; request->hconnect = hconnect; request->hrequest = hrequest; request->verb = verb; heap_free( hostname ); heap_free( path ); LeaveCriticalSection( &request->cs ); return S_OK; error: WinHttpCloseHandle( hconnect ); WinHttpCloseHandle( hsession ); 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_REPLACE )) { err = get_last_error(); } 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 = get_last_error(); 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 = get_last_error(); 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 = get_last_error(); 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 = get_last_error(); 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 ) { if (!request->wait) return; 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]; if (!request->wait) { request->error = ERROR_SUCCESS; return ERROR_SUCCESS; } handles[0] = request->wait; handles[1] = request->cancel; switch (WaitForMultipleObjects( 2, handles, FALSE, INFINITE )) { case WAIT_OBJECT_0: break; case WAIT_OBJECT_0 + 1: request->error = ERROR_CANCELLED; break; default: request->error = get_last_error(); break; } return request->error; } 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( get_last_error() ); } 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 = get_last_error(); 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 = get_last_error(); 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 get_last_error(); if (!WinHttpSetOption( request->hrequest, WINHTTP_OPTION_AUTOLOGON_POLICY, &request->logon_policy, sizeof(request->logon_policy) )) return get_last_error(); if (!WinHttpSetOption( request->hrequest, WINHTTP_OPTION_DISABLE_FEATURE, &request->disable_feature, sizeof(request->disable_feature) )) return get_last_error(); if (!WinHttpSetTimeouts( request->hrequest, request->resolve_timeout, request->connect_timeout, request->send_timeout, request->receive_timeout )) return get_last_error(); 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 = get_last_error(); 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 HRESULT request_send_and_receive( struct winhttp_request *request ) { HRESULT hr = request_send( request ); if (hr == S_OK) hr = request_receive( request ); return hr; } static DWORD CALLBACK send_and_receive_proc( void *arg ) { struct winhttp_request *request = (struct winhttp_request *)arg; return request_send_and_receive( request ); } 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 (request->wait) /* async request */ { if (!(request->thread = CreateThread( NULL, 0, send_and_receive_proc, request, 0, NULL ))) { LeaveCriticalSection( &request->cs ); return HRESULT_FROM_WIN32( get_last_error() ); } } else hr = request_send_and_receive( request ); 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 = get_last_error(); 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 = get_last_error(); 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 = get_last_error(); 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 ) && get_last_error() == ERROR_INSUFFICIENT_BUFFER) { if (!(buffer = heap_alloc( size ))) return ERROR_OUTOFMEMORY; if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_CONTENT_TYPE, NULL, buffer, &size, NULL )) { return get_last_error(); } 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 (!(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 ); } static HRESULT WINAPI winhttp_request_get_ResponseStream( IWinHttpRequest *iface, VARIANT *body ) { FIXME("\n"); return E_NOTIMPL; } static HRESULT WINAPI winhttp_request_get_Option( IWinHttpRequest *iface, WinHttpRequestOption option, VARIANT *value ) { FIXME("\n"); return E_NOTIMPL; } 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; } default: FIXME("unimplemented option %u\n", option); hr = E_NOTIMPL; break; } LeaveCriticalSection( &request->cs ); return hr; } /* critical section must be held */ static DWORD wait_for_response( struct winhttp_request *request, DWORD timeout ) { HANDLE thread = request->thread; DWORD err, ret; LeaveCriticalSection( &request->cs ); while ((err = MsgWaitForMultipleObjects( 1, &thread, 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 = get_last_error(); break; } EnterCriticalSection( &request->cs ); return ret; } 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->thread) { LeaveCriticalSection( &request->cs ); return S_OK; } if (request->state >= REQUEST_STATE_RESPONSE_RECEIVED) { LeaveCriticalSection( &request->cs ); return S_OK; } switch ((err = wait_for_response( 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( IUnknown *unknown, void **obj ) { struct winhttp_request *request; TRACE("%p, %p\n", unknown, obj); if (!(request = heap_alloc( sizeof(*request) ))) return E_OUTOFMEMORY; request->IWinHttpRequest_iface.lpVtbl = &winhttp_request_vtbl; request->refs = 1; request->state = REQUEST_STATE_UNINITIALIZED; request->proxy.lpszProxy = NULL; request->proxy.lpszProxyBypass = NULL; InitializeCriticalSection( &request->cs ); request->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": winhttp_request.cs"); *obj = &request->IWinHttpRequest_iface; TRACE("returning iface %p\n", *obj); return S_OK; }