Sweden-Number/dlls/winhttp/request.c

5586 lines
174 KiB
C

/*
* 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
*/
#include <assert.h>
#include <stdarg.h>
#include <wchar.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "ws2tcpip.h"
#include "ole2.h"
#include "initguid.h"
#include "httprequest.h"
#include "httprequestid.h"
#include "schannel.h"
#include "winhttp.h"
#include "ntsecapi.h"
#include "winternl.h"
#include "wine/debug.h"
#include "winhttp_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(winhttp);
#define DEFAULT_KEEP_ALIVE_TIMEOUT 30000
static const WCHAR *attribute_table[] =
{
L"Mime-Version", /* WINHTTP_QUERY_MIME_VERSION = 0 */
L"Content-Type" , /* WINHTTP_QUERY_CONTENT_TYPE = 1 */
L"Content-Transfer-Encoding", /* WINHTTP_QUERY_CONTENT_TRANSFER_ENCODING = 2 */
L"Content-ID", /* WINHTTP_QUERY_CONTENT_ID = 3 */
NULL, /* WINHTTP_QUERY_CONTENT_DESCRIPTION = 4 */
L"Content-Length", /* WINHTTP_QUERY_CONTENT_LENGTH = 5 */
L"Content-Language", /* WINHTTP_QUERY_CONTENT_LANGUAGE = 6 */
L"Allow", /* WINHTTP_QUERY_ALLOW = 7 */
L"Public", /* WINHTTP_QUERY_PUBLIC = 8 */
L"Date", /* WINHTTP_QUERY_DATE = 9 */
L"Expires", /* WINHTTP_QUERY_EXPIRES = 10 */
L"Last-Modified", /* WINHTTP_QUERY_LAST_MODIFIEDcw = 11 */
NULL, /* WINHTTP_QUERY_MESSAGE_ID = 12 */
L"URI", /* WINHTTP_QUERY_URI = 13 */
L"From", /* WINHTTP_QUERY_DERIVED_FROM = 14 */
NULL, /* WINHTTP_QUERY_COST = 15 */
NULL, /* WINHTTP_QUERY_LINK = 16 */
L"Pragma", /* WINHTTP_QUERY_PRAGMA = 17 */
NULL, /* WINHTTP_QUERY_VERSION = 18 */
L"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 */
L"Connection", /* WINHTTP_QUERY_CONNECTION = 23 */
L"Accept", /* WINHTTP_QUERY_ACCEPT = 24 */
L"Accept-Charset", /* WINHTTP_QUERY_ACCEPT_CHARSET = 25 */
L"Accept-Encoding", /* WINHTTP_QUERY_ACCEPT_ENCODING = 26 */
L"Accept-Language", /* WINHTTP_QUERY_ACCEPT_LANGUAGE = 27 */
L"Authorization", /* WINHTTP_QUERY_AUTHORIZATION = 28 */
L"Content-Encoding", /* WINHTTP_QUERY_CONTENT_ENCODING = 29 */
NULL, /* WINHTTP_QUERY_FORWARDED = 30 */
NULL, /* WINHTTP_QUERY_FROM = 31 */
L"If-Modified-Since", /* WINHTTP_QUERY_IF_MODIFIED_SINCE = 32 */
L"Location", /* WINHTTP_QUERY_LOCATION = 33 */
NULL, /* WINHTTP_QUERY_ORIG_URI = 34 */
L"Referer", /* WINHTTP_QUERY_REFERER = 35 */
L"Retry-After", /* WINHTTP_QUERY_RETRY_AFTER = 36 */
L"Server", /* WINHTTP_QUERY_SERVER = 37 */
NULL, /* WINHTTP_TITLE = 38 */
L"User-Agent", /* WINHTTP_QUERY_USER_AGENT = 39 */
L"WWW-Authenticate", /* WINHTTP_QUERY_WWW_AUTHENTICATE = 40 */
L"Proxy-Authenticate", /* WINHTTP_QUERY_PROXY_AUTHENTICATE = 41 */
L"Accept-Ranges", /* WINHTTP_QUERY_ACCEPT_RANGES = 42 */
L"Set-Cookie", /* WINHTTP_QUERY_SET_COOKIE = 43 */
L"Cookie", /* WINHTTP_QUERY_COOKIE = 44 */
NULL, /* WINHTTP_QUERY_REQUEST_METHOD = 45 */
NULL, /* WINHTTP_QUERY_REFRESH = 46 */
NULL, /* WINHTTP_QUERY_CONTENT_DISPOSITION = 47 */
L"Age", /* WINHTTP_QUERY_AGE = 48 */
L"Cache-Control", /* WINHTTP_QUERY_CACHE_CONTROL = 49 */
L"Content-Base", /* WINHTTP_QUERY_CONTENT_BASE = 50 */
L"Content-Location", /* WINHTTP_QUERY_CONTENT_LOCATION = 51 */
L"Content-MD5", /* WINHTTP_QUERY_CONTENT_MD5 = 52 */
L"Content-Range", /* WINHTTP_QUERY_CONTENT_RANGE = 53 */
L"ETag", /* WINHTTP_QUERY_ETAG = 54 */
L"Host", /* WINHTTP_QUERY_HOST = 55 */
L"If-Match", /* WINHTTP_QUERY_IF_MATCH = 56 */
L"If-None-Match", /* WINHTTP_QUERY_IF_NONE_MATCH = 57 */
L"If-Range", /* WINHTTP_QUERY_IF_RANGE = 58 */
L"If-Unmodified-Since", /* WINHTTP_QUERY_IF_UNMODIFIED_SINCE = 59 */
L"Max-Forwards", /* WINHTTP_QUERY_MAX_FORWARDS = 60 */
L"Proxy-Authorization", /* WINHTTP_QUERY_PROXY_AUTHORIZATION = 61 */
L"Range", /* WINHTTP_QUERY_RANGE = 62 */
L"Transfer-Encoding", /* WINHTTP_QUERY_TRANSFER_ENCODING = 63 */
L"Upgrade", /* WINHTTP_QUERY_UPGRADE = 64 */
L"Vary", /* WINHTTP_QUERY_VARY = 65 */
L"Via", /* WINHTTP_QUERY_VIA = 66 */
L"Warning", /* WINHTTP_QUERY_WARNING = 67 */
L"Expect", /* WINHTTP_QUERY_EXPECT = 68 */
L"Proxy-Connection", /* WINHTTP_QUERY_PROXY_CONNECTION = 69 */
L"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 start_queue( struct queue *queue )
{
if (queue->pool) return ERROR_SUCCESS;
if (!(queue->pool = CreateThreadpool( NULL ))) return GetLastError();
SetThreadpoolThreadMinimum( queue->pool, 1 );
SetThreadpoolThreadMaximum( queue->pool, 1 );
memset( &queue->env, 0, sizeof(queue->env) );
queue->env.Version = 1;
queue->env.Pool = queue->pool;
TRACE("started %p\n", queue);
return ERROR_SUCCESS;
}
void stop_queue( struct queue *queue )
{
if (!queue->pool) return;
CloseThreadpool( queue->pool );
queue->pool = NULL;
TRACE("stopped %p\n", queue);
}
static DWORD queue_task( struct queue *queue, PTP_WORK_CALLBACK task, void *ctx )
{
TP_WORK *work;
DWORD ret;
if ((ret = start_queue( queue ))) return ret;
if (!(work = CreateThreadpoolWork( task, ctx, &queue->env ))) return GetLastError();
TRACE("queueing %p in %p\n", work, queue);
SubmitThreadpoolWork( work );
CloseThreadpoolWork( work );
return ERROR_SUCCESS;
}
static void free_header( struct header *header )
{
free( header->field );
free( header->value );
free( header );
}
static BOOL valid_token_char( WCHAR c )
{
if (c < 32 || c == 127) return FALSE;
switch (c)
{
case '(': case ')':
case '<': case '>':
case '@': case ',':
case ';': case ':':
case '\\': case '\"':
case '/': case '[':
case ']': case '?':
case '=': case '{':
case '}': case ' ':
case '\t':
return FALSE;
default:
return TRUE;
}
}
static struct header *parse_header( const WCHAR *string )
{
const WCHAR *p, *q;
struct header *header;
int len;
p = string;
if (!(q = wcschr( 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 = calloc( 1, sizeof(*header) ))) return NULL;
if (!(header->field = malloc( (len + 1) * sizeof(WCHAR) )))
{
free( header );
return NULL;
}
memcpy( header->field, string, len * sizeof(WCHAR) );
header->field[len] = 0;
q++; /* skip past colon */
while (*q == ' ') q++;
len = lstrlenW( q );
if (!(header->value = malloc( (len + 1) * sizeof(WCHAR) )))
{
free_header( header );
return NULL;
}
memcpy( header->value, q, len * sizeof(WCHAR) );
header->value[len] = 0;
return header;
}
static int get_header_index( struct request *request, const WCHAR *field, int requested_index, BOOL request_only )
{
int index;
TRACE("%s\n", debugstr_w(field));
for (index = 0; index < request->num_headers; index++)
{
if (wcsicmp( 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 DWORD insert_header( struct request *request, struct header *header )
{
DWORD count = request->num_headers + 1;
struct header *hdrs;
if (request->headers)
{
if ((hdrs = realloc( request->headers, sizeof(*header) * count )))
memset( &hdrs[count - 1], 0, sizeof(*header) );
}
else hdrs = calloc( 1, sizeof(*header) );
if (!hdrs) return ERROR_OUTOFMEMORY;
request->headers = hdrs;
request->headers[count - 1].field = strdupW( header->field );
request->headers[count - 1].value = strdupW( header->value );
request->headers[count - 1].is_request = header->is_request;
request->num_headers = count;
return ERROR_SUCCESS;
}
static void delete_header( struct request *request, DWORD index )
{
if (!request->num_headers || index >= request->num_headers) return;
request->num_headers--;
free( request->headers[index].field );
free( request->headers[index].value );
memmove( &request->headers[index], &request->headers[index + 1],
(request->num_headers - index) * sizeof(struct header) );
memset( &request->headers[request->num_headers], 0, sizeof(struct header) );
}
DWORD process_header( struct request *request, const WCHAR *field, const WCHAR *value, DWORD flags, BOOL request_only )
{
int index;
struct header hdr;
TRACE("%s: %s 0x%08x\n", debugstr_w(field), debugstr_w(value), flags);
if ((index = get_header_index( request, field, 0, request_only )) >= 0)
{
if (flags & WINHTTP_ADDREQ_FLAG_ADD_IF_NEW) return ERROR_WINHTTP_HEADER_ALREADY_EXISTS;
}
if (flags & WINHTTP_ADDREQ_FLAG_REPLACE)
{
if (index >= 0)
{
delete_header( request, index );
if (!value || !value[0]) return ERROR_SUCCESS;
}
else if (!(flags & WINHTTP_ADDREQ_FLAG_ADD)) return ERROR_WINHTTP_HEADER_NOT_FOUND;
hdr.field = (LPWSTR)field;
hdr.value = (LPWSTR)value;
hdr.is_request = request_only;
return insert_header( request, &hdr );
}
else if (value)
{
if ((flags & (WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA | WINHTTP_ADDREQ_FLAG_COALESCE_WITH_SEMICOLON)) &&
index >= 0)
{
WCHAR *tmp;
int len, len_orig, len_value;
struct header *header = &request->headers[index];
len_orig = lstrlenW( header->value );
len_value = lstrlenW( value );
len = len_orig + len_value + 2;
if (!(tmp = realloc( header->value, (len + 1) * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
header->value = tmp;
header->value[len_orig++] = (flags & WINHTTP_ADDREQ_FLAG_COALESCE_WITH_COMMA) ? ',' : ';';
header->value[len_orig++] = ' ';
memcpy( &header->value[len_orig], value, len_value * sizeof(WCHAR) );
header->value[len] = 0;
return ERROR_SUCCESS;
}
else
{
hdr.field = (LPWSTR)field;
hdr.value = (LPWSTR)value;
hdr.is_request = request_only;
return insert_header( request, &hdr );
}
}
return ERROR_SUCCESS;
}
DWORD add_request_headers( struct request *request, const WCHAR *headers, DWORD len, DWORD flags )
{
DWORD ret = ERROR_WINHTTP_INVALID_HEADER;
WCHAR *buffer, *p, *q;
struct header *header;
if (len == ~0u) len = lstrlenW( headers );
if (!len) return ERROR_SUCCESS;
if (!(buffer = malloc( (len + 1) * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
memcpy( buffer, headers, len * sizeof(WCHAR) );
buffer[len] = 0;
p = buffer;
do
{
q = p;
while (*q)
{
if (q[0] == '\n' && q[1] == '\r')
{
q[0] = '\r';
q[1] = '\n';
}
if (q[0] == '\r') break;
q++;
}
if (!*p) break;
if (*q == '\r')
{
*q = 0;
if (q[1] == '\n')
q += 2; /* jump over \r\n */
else
q++; /* jump over \r */
}
if ((header = parse_header( p )))
{
ret = process_header( request, header->field, header->value, flags, TRUE );
free_header( header );
}
p = q;
} while (!ret);
free( buffer );
return ret;
}
/***********************************************************************
* WinHttpAddRequestHeaders (winhttp.@)
*/
BOOL WINAPI WinHttpAddRequestHeaders( HINTERNET hrequest, LPCWSTR headers, DWORD len, DWORD flags )
{
DWORD ret;
struct request *request;
TRACE("%p, %s, %u, 0x%08x\n", hrequest, debugstr_wn(headers, len), len, flags);
if (!headers || !len)
{
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
if (!(request = (struct request *)grab_object( hrequest )))
{
SetLastError( ERROR_INVALID_HANDLE );
return FALSE;
}
if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
{
release_object( &request->hdr );
SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
return FALSE;
}
ret = add_request_headers( request, headers, len, flags );
release_object( &request->hdr );
SetLastError( ret );
return !ret;
}
static WCHAR *build_absolute_request_path( struct request *request, const WCHAR **path )
{
const WCHAR *scheme;
WCHAR *ret;
int len, offset;
scheme = (request->netconn ? request->netconn->secure : (request->hdr.flags & WINHTTP_FLAG_SECURE)) ? L"https" : L"http";
len = lstrlenW( scheme ) + lstrlenW( request->connect->hostname ) + 4; /* '://' + nul */
if (request->connect->hostport) len += 6; /* ':' between host and port, up to 5 for port */
len += lstrlenW( request->path );
if ((ret = malloc( len * sizeof(WCHAR) )))
{
offset = swprintf( ret, len, L"%s://%s", scheme, request->connect->hostname );
if (request->connect->hostport)
{
offset += swprintf( ret + offset, len - offset, L":%u", request->connect->hostport );
}
lstrcpyW( ret + offset, request->path );
if (path) *path = ret + offset;
}
return ret;
}
static WCHAR *build_request_string( struct request *request )
{
WCHAR *path, *ret;
unsigned int i, len;
if (!wcsicmp( request->connect->hostname, request->connect->servername )) path = request->path;
else if (!(path = build_absolute_request_path( request, NULL ))) return NULL;
len = lstrlenW( request->verb ) + 1 /* ' ' */;
len += lstrlenW( path ) + 1 /* ' ' */;
len += lstrlenW( request->version );
for (i = 0; i < request->num_headers; i++)
{
if (request->headers[i].is_request)
len += lstrlenW( request->headers[i].field ) + lstrlenW( request->headers[i].value ) + 4; /* '\r\n: ' */
}
len += 4; /* '\r\n\r\n' */
if ((ret = malloc( (len + 1) * sizeof(WCHAR) )))
{
lstrcpyW( ret, request->verb );
lstrcatW( ret, L" " );
lstrcatW( ret, path );
lstrcatW( ret, L" " );
lstrcatW( ret, request->version );
for (i = 0; i < request->num_headers; i++)
{
if (request->headers[i].is_request)
{
lstrcatW( ret, L"\r\n" );
lstrcatW( ret, request->headers[i].field );
lstrcatW( ret, L": " );
lstrcatW( ret, request->headers[i].value );
}
}
lstrcatW( ret, L"\r\n\r\n" );
}
if (path != request->path) free( path );
return ret;
}
#define QUERY_MODIFIER_MASK (WINHTTP_QUERY_FLAG_REQUEST_HEADERS | WINHTTP_QUERY_FLAG_SYSTEMTIME | WINHTTP_QUERY_FLAG_NUMBER)
static DWORD query_headers( struct request *request, DWORD level, const WCHAR *name, void *buffer, DWORD *buflen,
DWORD *index )
{
struct header *header = NULL;
BOOL request_only;
int requested_index, header_index = -1;
DWORD attr, len, ret = ERROR_WINHTTP_HEADER_NOT_FOUND;
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 ERROR_OUTOFMEMORY;
for (len = 0; *p; p++) if (*p != '\r') len++;
if (!buffer || len * sizeof(WCHAR) > *buflen) ret = ERROR_INSUFFICIENT_BUFFER;
else
{
for (p = headers, q = buffer; *p; p++, q++)
{
if (*p != '\r') *q = *p;
else
{
*q = 0;
p++; /* skip '\n' */
}
}
TRACE("returning data: %s\n", debugstr_wn(buffer, len));
if (len) len--;
ret = ERROR_SUCCESS;
}
*buflen = len * sizeof(WCHAR);
if (request_only) 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 ERROR_OUTOFMEMORY;
len = lstrlenW( headers ) * sizeof(WCHAR);
if (!buffer || len + sizeof(WCHAR) > *buflen)
{
len += sizeof(WCHAR);
ret = ERROR_INSUFFICIENT_BUFFER;
}
else
{
memcpy( buffer, headers, len + sizeof(WCHAR) );
TRACE("returning data: %s\n", debugstr_wn(buffer, len / sizeof(WCHAR)));
ret = ERROR_SUCCESS;
}
*buflen = len;
if (request_only) free( headers );
return ret;
}
case WINHTTP_QUERY_VERSION:
len = lstrlenW( request->version ) * sizeof(WCHAR);
if (!buffer || len + sizeof(WCHAR) > *buflen)
{
len += sizeof(WCHAR);
ret = ERROR_INSUFFICIENT_BUFFER;
}
else
{
lstrcpyW( buffer, request->version );
TRACE("returning string: %s\n", debugstr_w(buffer));
ret = ERROR_SUCCESS;
}
*buflen = len;
return ret;
case WINHTTP_QUERY_STATUS_TEXT:
len = lstrlenW( request->status_text ) * sizeof(WCHAR);
if (!buffer || len + sizeof(WCHAR) > *buflen)
{
len += sizeof(WCHAR);
ret = ERROR_INSUFFICIENT_BUFFER;
}
else
{
lstrcpyW( buffer, request->status_text );
TRACE("returning string: %s\n", debugstr_w(buffer));
ret = ERROR_SUCCESS;
}
*buflen = len;
return ret;
case WINHTTP_QUERY_REQUEST_METHOD:
len = lstrlenW( request->verb ) * sizeof(WCHAR);
if (!buffer || len + sizeof(WCHAR) > *buflen)
{
len += sizeof(WCHAR);
ret = ERROR_INSUFFICIENT_BUFFER;
}
else
{
lstrcpyW( buffer, request->verb );
TRACE("returning string: %s\n", debugstr_w(buffer));
ret = ERROR_SUCCESS;
}
*buflen = len;
return ret;
default:
if (attr >= ARRAY_SIZE(attribute_table)) return ERROR_INVALID_PARAMETER;
if (!attribute_table[attr])
{
FIXME("attribute %u not implemented\n", attr);
return ERROR_WINHTTP_HEADER_NOT_FOUND;
}
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)) return ERROR_WINHTTP_HEADER_NOT_FOUND;
if (level & WINHTTP_QUERY_FLAG_NUMBER)
{
if (!buffer || sizeof(int) > *buflen) ret = ERROR_INSUFFICIENT_BUFFER;
else
{
int *number = buffer;
*number = wcstol( header->value, NULL, 10 );
TRACE("returning number: %d\n", *number);
ret = ERROR_SUCCESS;
}
*buflen = sizeof(int);
}
else if (level & WINHTTP_QUERY_FLAG_SYSTEMTIME)
{
SYSTEMTIME *st = buffer;
if (!buffer || sizeof(SYSTEMTIME) > *buflen) ret = ERROR_INSUFFICIENT_BUFFER;
else if (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);
ret = ERROR_SUCCESS;
}
*buflen = sizeof(SYSTEMTIME);
}
else if (header->value)
{
len = lstrlenW( header->value ) * sizeof(WCHAR);
if (!buffer || len + sizeof(WCHAR) > *buflen)
{
len += sizeof(WCHAR);
ret = ERROR_INSUFFICIENT_BUFFER;
}
else
{
lstrcpyW( buffer, header->value );
TRACE("returning string: %s\n", debugstr_w(buffer));
ret = ERROR_SUCCESS;
}
*buflen = len;
}
if (!ret && index) *index += 1;
return ret;
}
/***********************************************************************
* WinHttpQueryHeaders (winhttp.@)
*/
BOOL WINAPI WinHttpQueryHeaders( HINTERNET hrequest, DWORD level, LPCWSTR name, LPVOID buffer, LPDWORD buflen, LPDWORD index )
{
DWORD ret;
struct request *request;
TRACE("%p, 0x%08x, %s, %p, %p, %p\n", hrequest, level, debugstr_w(name), buffer, buflen, index);
if (!(request = (struct request *)grab_object( hrequest )))
{
SetLastError( ERROR_INVALID_HANDLE );
return FALSE;
}
if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
{
release_object( &request->hdr );
SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
return FALSE;
}
ret = query_headers( request, level, name, buffer, buflen, index );
release_object( &request->hdr );
SetLastError( ret );
return !ret;
}
static const struct
{
const WCHAR *str;
unsigned int len;
DWORD scheme;
}
auth_schemes[] =
{
{ L"Basic", ARRAY_SIZE(L"Basic") - 1, WINHTTP_AUTH_SCHEME_BASIC },
{ L"NTLM", ARRAY_SIZE(L"NTLM") - 1, WINHTTP_AUTH_SCHEME_NTLM },
{ L"Passport", ARRAY_SIZE(L"Passport") - 1, WINHTTP_AUTH_SCHEME_PASSPORT },
{ L"Digest", ARRAY_SIZE(L"Digest") - 1, WINHTTP_AUTH_SCHEME_DIGEST },
{ L"Negotiate", ARRAY_SIZE(L"Negotiate") - 1, WINHTTP_AUTH_SCHEME_NEGOTIATE }
};
static enum auth_scheme scheme_from_flag( DWORD flag )
{
int i;
for (i = 0; i < ARRAY_SIZE( auth_schemes ); i++) if (flag == auth_schemes[i].scheme) return i;
return SCHEME_INVALID;
}
static DWORD auth_scheme_from_header( const WCHAR *header )
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE( auth_schemes ); i++)
{
if (!wcsnicmp( 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 DWORD query_auth_schemes( struct request *request, DWORD level, DWORD *supported, DWORD *first )
{
DWORD ret, index = 0, supported_schemes = 0, first_scheme = 0;
for (;;)
{
WCHAR *buffer;
DWORD size, scheme;
size = 0;
ret = query_headers( request, level, NULL, NULL, &size, &index );
if (ret != ERROR_INSUFFICIENT_BUFFER)
{
if (index) ret = ERROR_SUCCESS;
break;
}
if (!(buffer = malloc( size ))) return ERROR_OUTOFMEMORY;
if ((ret = query_headers( request, level, NULL, buffer, &size, &index )))
{
free( buffer );
return ret;
}
scheme = auth_scheme_from_header( buffer );
free( buffer );
if (!scheme) continue;
if (!first_scheme) first_scheme = scheme;
supported_schemes |= scheme;
}
if (!ret)
{
*supported = supported_schemes;
*first = first_scheme;
}
return ret;
}
/***********************************************************************
* WinHttpQueryAuthSchemes (winhttp.@)
*/
BOOL WINAPI WinHttpQueryAuthSchemes( HINTERNET hrequest, LPDWORD supported, LPDWORD first, LPDWORD target )
{
DWORD ret;
struct request *request;
TRACE("%p, %p, %p, %p\n", hrequest, supported, first, target);
if (!(request = (struct request *)grab_object( hrequest )))
{
SetLastError( ERROR_INVALID_HANDLE );
return FALSE;
}
if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
{
release_object( &request->hdr );
SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
return FALSE;
}
if (!supported || !first || !target)
{
release_object( &request->hdr );
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
if (!(ret = query_auth_schemes( request, WINHTTP_QUERY_WWW_AUTHENTICATE, supported, first )))
{
*target = WINHTTP_AUTH_TARGET_SERVER;
}
else if (!(ret = query_auth_schemes( request, WINHTTP_QUERY_PROXY_AUTHENTICATE, supported, first )))
{
*target = WINHTTP_AUTH_TARGET_PROXY;
}
else ret = ERROR_INVALID_OPERATION;
release_object( &request->hdr );
SetLastError( ret );
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 = malloc( 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 );
free( authinfo->data );
free( authinfo );
}
static BOOL get_authvalue( struct request *request, DWORD level, DWORD scheme, WCHAR *buffer, DWORD len )
{
DWORD size, index = 0;
for (;;)
{
size = len;
if (query_headers( request, level, NULL, buffer, &size, &index )) return FALSE;
if (auth_scheme_from_header( buffer ) == scheme) break;
}
return TRUE;
}
static BOOL do_authorization( struct request *request, DWORD target, DWORD scheme_flag )
{
struct authinfo *authinfo, **auth_ptr;
enum auth_scheme scheme = scheme_from_flag( scheme_flag );
const WCHAR *auth_target, *username, *password;
WCHAR auth_value[2048], *auth_reply;
DWORD len = sizeof(auth_value), len_scheme, flags;
BOOL ret, has_auth_value;
if (scheme == SCHEME_INVALID) return FALSE;
switch (target)
{
case WINHTTP_AUTH_TARGET_SERVER:
has_auth_value = get_authvalue( request, WINHTTP_QUERY_WWW_AUTHENTICATE, scheme_flag, auth_value, len );
auth_ptr = &request->authinfo;
auth_target = L"Authorization";
if (request->creds[TARGET_SERVER][scheme].username)
{
if (scheme != SCHEME_BASIC && !has_auth_value) return FALSE;
username = request->creds[TARGET_SERVER][scheme].username;
password = request->creds[TARGET_SERVER][scheme].password;
}
else
{
if (!has_auth_value) return FALSE;
username = request->connect->username;
password = request->connect->password;
}
break;
case WINHTTP_AUTH_TARGET_PROXY:
if (!get_authvalue( request, WINHTTP_QUERY_PROXY_AUTHENTICATE, scheme_flag, auth_value, len ))
return FALSE;
auth_ptr = &request->proxy_authinfo;
auth_target = L"Proxy-Authorization";
if (request->creds[TARGET_PROXY][scheme].username)
{
username = request->creds[TARGET_PROXY][scheme].username;
password = request->creds[TARGET_PROXY][scheme].password;
}
else
{
username = request->connect->session->proxy_username;
password = request->connect->session->proxy_password;
}
break;
default:
WARN("unknown target %x\n", target);
return FALSE;
}
authinfo = *auth_ptr;
switch (scheme)
{
case SCHEME_BASIC:
{
int userlen, passlen;
if (!username || !password) return FALSE;
if ((!authinfo && !(authinfo = alloc_authinfo())) || authinfo->finished) return FALSE;
userlen = WideCharToMultiByte( CP_UTF8, 0, username, lstrlenW( username ), NULL, 0, NULL, NULL );
passlen = WideCharToMultiByte( CP_UTF8, 0, password, lstrlenW( password ), NULL, 0, NULL, NULL );
authinfo->data_len = userlen + 1 + passlen;
if (!(authinfo->data = malloc( 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 = wcschr( username, '\\' );
if (user) user++;
else
{
user = (WCHAR *)username;
domain = NULL;
}
id.Flags = SEC_WINNT_AUTH_IDENTITY_UNICODE;
id.User = user;
id.UserLength = lstrlenW( user );
id.Domain = domain;
id.DomainLength = domain ? user - domain - 1 : 0;
id.Password = (WCHAR *)password;
id.PasswordLength = lstrlenW( 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);
free( authinfo );
return FALSE;
}
authinfo->scheme = scheme;
}
else if (authinfo->finished) return FALSE;
if ((lstrlenW( auth_value ) < auth_schemes[authinfo->scheme].len ||
wcsnicmp( 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 = &in;
p = auth_value + auth_schemes[scheme].len;
if (*p == ' ')
{
int len = lstrlenW( ++p );
in.cbBuffer = decode_base64( p, len, NULL );
if (!(in.pvBuffer = malloc( in.cbBuffer ))) {
destroy_authinfo( authinfo );
*auth_ptr = NULL;
return FALSE;
}
decode_base64( p, len, in.pvBuffer );
}
out.BufferType = SECBUFFER_TOKEN;
out.cbBuffer = authinfo->max_token;
if (!(out.pvBuffer = malloc( authinfo->max_token )))
{
free( in.pvBuffer );
destroy_authinfo( authinfo );
*auth_ptr = NULL;
return FALSE;
}
out_desc.ulVersion = 0;
out_desc.cBuffers = 1;
out_desc.pBuffers = &out;
status = InitializeSecurityContextW( first ? &authinfo->cred : NULL, first ? NULL : &authinfo->ctx,
first ? request->connect->servername : NULL, flags, 0,
SECURITY_NETWORK_DREP, in.pvBuffer ? &in_desc : NULL, 0,
&authinfo->ctx, &out_desc, &authinfo->attr, &authinfo->exp );
free( in.pvBuffer );
if (status == SEC_E_OK)
{
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)
{
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);
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 = malloc( (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 );
free( auth_reply );
return ret;
}
static WCHAR *build_proxy_connect_string( struct request *request )
{
WCHAR *ret, *host;
unsigned int i;
int len = lstrlenW( request->connect->hostname ) + 7;
if (!(host = malloc( len * sizeof(WCHAR) ))) return NULL;
len = swprintf( host, len, L"%s:%u", request->connect->hostname, request->connect->hostport );
len += ARRAY_SIZE(L"CONNECT");
len += ARRAY_SIZE(L"HTTP/1.1");
for (i = 0; i < request->num_headers; i++)
{
if (request->headers[i].is_request)
len += lstrlenW( request->headers[i].field ) + lstrlenW( request->headers[i].value ) + 4; /* '\r\n: ' */
}
len += 4; /* '\r\n\r\n' */
if ((ret = malloc( (len + 1) * sizeof(WCHAR) )))
{
lstrcpyW( ret, L"CONNECT" );
lstrcatW( ret, L" " );
lstrcatW( ret, host );
lstrcatW( ret, L" " );
lstrcatW( ret, L"HTTP/1.1" );
for (i = 0; i < request->num_headers; i++)
{
if (request->headers[i].is_request)
{
lstrcatW( ret, L"\r\n" );
lstrcatW( ret, request->headers[i].field );
lstrcatW( ret, L": " );
lstrcatW( ret, request->headers[i].value );
}
}
lstrcatW( ret, L"\r\n\r\n" );
}
free( host );
return ret;
}
static DWORD read_reply( struct request *request );
static DWORD secure_proxy_connect( struct request *request )
{
WCHAR *str;
char *strA;
int len, bytes_sent;
DWORD ret;
if (!(str = build_proxy_connect_string( request ))) return ERROR_OUTOFMEMORY;
strA = strdupWA( str );
free( str );
if (!strA) return ERROR_OUTOFMEMORY;
len = strlen( strA );
ret = netconn_send( request->netconn, strA, len, &bytes_sent, NULL );
free( strA );
if (!ret) ret = read_reply( request );
return ret;
}
static WCHAR *addr_to_str( struct sockaddr_storage *addr )
{
char buf[INET6_ADDRSTRLEN];
void *src;
switch (addr->ss_family)
{
case AF_INET:
src = &((struct sockaddr_in *)addr)->sin_addr;
break;
case AF_INET6:
src = &((struct sockaddr_in6 *)addr)->sin6_addr;
break;
default:
WARN("unsupported address family %d\n", addr->ss_family);
return NULL;
}
if (!inet_ntop( addr->ss_family, src, buf, sizeof(buf) )) return NULL;
return strdupAW( buf );
}
static CRITICAL_SECTION connection_pool_cs;
static CRITICAL_SECTION_DEBUG connection_pool_debug =
{
0, 0, &connection_pool_cs,
{ &connection_pool_debug.ProcessLocksList, &connection_pool_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": connection_pool_cs") }
};
static CRITICAL_SECTION connection_pool_cs = { &connection_pool_debug, -1, 0, 0, 0, 0 };
static struct list connection_pool = LIST_INIT( connection_pool );
void release_host( struct hostdata *host )
{
LONG ref;
EnterCriticalSection( &connection_pool_cs );
if (!(ref = --host->ref)) list_remove( &host->entry );
LeaveCriticalSection( &connection_pool_cs );
if (ref) return;
assert( list_empty( &host->connections ) );
free( host->hostname );
free( host );
}
static BOOL connection_collector_running;
static void CALLBACK connection_collector( TP_CALLBACK_INSTANCE *instance, void *ctx )
{
unsigned int remaining_connections;
struct netconn *netconn, *next_netconn;
struct hostdata *host, *next_host;
ULONGLONG now;
do
{
/* FIXME: Use more sophisticated method */
Sleep(5000);
remaining_connections = 0;
now = GetTickCount64();
EnterCriticalSection(&connection_pool_cs);
LIST_FOR_EACH_ENTRY_SAFE(host, next_host, &connection_pool, struct hostdata, entry)
{
LIST_FOR_EACH_ENTRY_SAFE(netconn, next_netconn, &host->connections, struct netconn, entry)
{
if (netconn->keep_until < now)
{
TRACE("freeing %p\n", netconn);
list_remove(&netconn->entry);
netconn_close(netconn);
}
else remaining_connections++;
}
}
if (!remaining_connections) connection_collector_running = FALSE;
LeaveCriticalSection(&connection_pool_cs);
} while(remaining_connections);
FreeLibraryWhenCallbackReturns( instance, winhttp_instance );
}
static void cache_connection( struct netconn *netconn )
{
TRACE( "caching connection %p\n", netconn );
EnterCriticalSection( &connection_pool_cs );
netconn->keep_until = GetTickCount64() + DEFAULT_KEEP_ALIVE_TIMEOUT;
list_add_head( &netconn->host->connections, &netconn->entry );
if (!connection_collector_running)
{
HMODULE module;
GetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (const WCHAR *)winhttp_instance, &module );
if (TrySubmitThreadpoolCallback( connection_collector, NULL, NULL )) connection_collector_running = TRUE;
else FreeLibrary( winhttp_instance );
}
LeaveCriticalSection( &connection_pool_cs );
}
static DWORD map_secure_protocols( DWORD mask )
{
DWORD ret = 0;
if (mask & WINHTTP_FLAG_SECURE_PROTOCOL_SSL2) ret |= SP_PROT_SSL2_CLIENT;
if (mask & WINHTTP_FLAG_SECURE_PROTOCOL_SSL3) ret |= SP_PROT_SSL3_CLIENT;
if (mask & WINHTTP_FLAG_SECURE_PROTOCOL_TLS1) ret |= SP_PROT_TLS1_CLIENT;
if (mask & WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_1) ret |= SP_PROT_TLS1_1_CLIENT;
if (mask & WINHTTP_FLAG_SECURE_PROTOCOL_TLS1_2) ret |= SP_PROT_TLS1_2_CLIENT;
return ret;
}
static DWORD ensure_cred_handle( struct request *request )
{
SECURITY_STATUS status = SEC_E_OK;
if (request->cred_handle_initialized) return ERROR_SUCCESS;
if (!request->cred_handle_initialized)
{
SCHANNEL_CRED cred;
memset( &cred, 0, sizeof(cred) );
cred.dwVersion = SCHANNEL_CRED_VERSION;
cred.grbitEnabledProtocols = map_secure_protocols( request->connect->session->secure_protocols );
if (request->client_cert)
{
cred.paCred = &request->client_cert;
cred.cCreds = 1;
}
status = AcquireCredentialsHandleW( NULL, (WCHAR *)UNISP_NAME_W, SECPKG_CRED_OUTBOUND, NULL,
&cred, NULL, NULL, &request->cred_handle, NULL );
if (status == SEC_E_OK)
request->cred_handle_initialized = TRUE;
}
if (status != SEC_E_OK)
{
WARN( "AcquireCredentialsHandleW failed: 0x%08x\n", status );
return status;
}
return ERROR_SUCCESS;
}
static DWORD open_connection( struct request *request )
{
BOOL is_secure = request->hdr.flags & WINHTTP_FLAG_SECURE;
struct hostdata *host = NULL, *iter;
struct netconn *netconn = NULL;
struct connect *connect;
WCHAR *addressW = NULL;
INTERNET_PORT port;
DWORD ret, len;
if (request->netconn) goto done;
connect = request->connect;
port = connect->serverport ? connect->serverport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80);
EnterCriticalSection( &connection_pool_cs );
LIST_FOR_EACH_ENTRY( iter, &connection_pool, struct hostdata, entry )
{
if (iter->port == port && !wcscmp( connect->servername, iter->hostname ) && !is_secure == !iter->secure)
{
host = iter;
host->ref++;
break;
}
}
if (!host)
{
if ((host = malloc( sizeof(*host) )))
{
host->ref = 1;
host->secure = is_secure;
host->port = port;
list_init( &host->connections );
if ((host->hostname = strdupW( connect->servername )))
{
list_add_head( &connection_pool, &host->entry );
}
else
{
free( host );
host = NULL;
}
}
}
LeaveCriticalSection( &connection_pool_cs );
if (!host) return ERROR_OUTOFMEMORY;
for (;;)
{
EnterCriticalSection( &connection_pool_cs );
if (!list_empty( &host->connections ))
{
netconn = LIST_ENTRY( list_head( &host->connections ), struct netconn, entry );
list_remove( &netconn->entry );
}
LeaveCriticalSection( &connection_pool_cs );
if (!netconn) break;
if (netconn_is_alive( netconn )) break;
TRACE("connection %p no longer alive, closing\n", netconn);
netconn_close( netconn );
netconn = NULL;
}
if (!connect->resolved && netconn)
{
connect->sockaddr = netconn->sockaddr;
connect->resolved = TRUE;
}
if (!connect->resolved)
{
len = lstrlenW( host->hostname ) + 1;
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESOLVING_NAME, host->hostname, len );
if ((ret = netconn_resolve( host->hostname, port, &connect->sockaddr, request->resolve_timeout )))
{
release_host( host );
return ret;
}
connect->resolved = TRUE;
if (!(addressW = addr_to_str( &connect->sockaddr )))
{
release_host( host );
return ERROR_OUTOFMEMORY;
}
len = lstrlenW( addressW ) + 1;
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_NAME_RESOLVED, addressW, len );
}
if (!netconn)
{
if (!addressW && !(addressW = addr_to_str( &connect->sockaddr )))
{
release_host( host );
return ERROR_OUTOFMEMORY;
}
TRACE("connecting to %s:%u\n", debugstr_w(addressW), port);
len = lstrlenW( addressW ) + 1;
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTING_TO_SERVER, addressW, len );
if ((ret = netconn_create( host, &connect->sockaddr, request->connect_timeout, &netconn )))
{
free( addressW );
release_host( host );
return ret;
}
netconn_set_timeout( netconn, TRUE, request->send_timeout );
netconn_set_timeout( netconn, FALSE, request->receive_response_timeout );
request->netconn = netconn;
if (is_secure)
{
if (connect->session->proxy_server && wcsicmp( connect->hostname, connect->servername ))
{
if ((ret = secure_proxy_connect( request )))
{
request->netconn = NULL;
free( addressW );
netconn_close( netconn );
return ret;
}
}
CertFreeCertificateContext( request->server_cert );
request->server_cert = NULL;
if ((ret = ensure_cred_handle( request )) ||
(ret = netconn_secure_connect( netconn, connect->hostname, request->security_flags,
&request->cred_handle, request->check_revocation )))
{
request->netconn = NULL;
free( addressW );
netconn_close( netconn );
return ret;
}
}
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTED_TO_SERVER, addressW, lstrlenW(addressW) + 1 );
}
else
{
TRACE("using connection %p\n", netconn);
netconn_set_timeout( netconn, TRUE, request->send_timeout );
netconn_set_timeout( netconn, FALSE, request->receive_response_timeout );
request->netconn = netconn;
}
if (netconn->secure && !(request->server_cert = netconn_get_certificate( netconn )))
{
free( addressW );
netconn_close( netconn );
return ERROR_WINHTTP_SECURE_FAILURE;
}
done:
request->read_pos = request->read_size = 0;
request->read_chunked = FALSE;
request->read_chunked_size = ~0u;
request->read_chunked_eof = FALSE;
free( addressW );
return ERROR_SUCCESS;
}
void close_connection( struct request *request )
{
if (!request->netconn) return;
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CLOSING_CONNECTION, 0, 0 );
netconn_close( request->netconn );
request->netconn = NULL;
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_CONNECTION_CLOSED, 0, 0 );
}
static DWORD add_host_header( struct request *request, DWORD modifier )
{
DWORD ret, len;
WCHAR *host;
struct connect *connect = request->connect;
INTERNET_PORT port;
port = connect->hostport ? connect->hostport : (request->hdr.flags & WINHTTP_FLAG_SECURE ? 443 : 80);
if (port == INTERNET_DEFAULT_HTTP_PORT || port == INTERNET_DEFAULT_HTTPS_PORT)
{
return process_header( request, L"Host", connect->hostname, modifier, TRUE );
}
len = lstrlenW( connect->hostname ) + 7; /* sizeof(":65335") */
if (!(host = malloc( len * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
swprintf( host, len, L"%s:%u", connect->hostname, port );
ret = process_header( request, L"Host", host, modifier, TRUE );
free( host );
return ret;
}
static void clear_response_headers( struct request *request )
{
unsigned int i;
for (i = 0; i < request->num_headers; i++)
{
if (!request->headers[i].field) continue;
if (!request->headers[i].value) continue;
if (request->headers[i].is_request) continue;
delete_header( request, i );
i--;
}
}
/* remove some amount of data from the read buffer */
static void remove_data( struct request *request, int count )
{
if (!(request->read_size -= count)) request->read_pos = 0;
else request->read_pos += count;
}
/* read some more data into the read buffer */
static DWORD read_more_data( struct request *request, int maxlen, BOOL notify )
{
int len;
DWORD ret;
if (request->read_chunked_eof) return ERROR_INSUFFICIENT_BUFFER;
if (request->read_size && request->read_pos)
{
/* move existing data to the start of the buffer */
memmove( request->read_buf, request->read_buf + request->read_pos, request->read_size );
request->read_pos = 0;
}
if (maxlen == -1) maxlen = sizeof(request->read_buf);
if (notify) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RECEIVING_RESPONSE, NULL, 0 );
ret = netconn_recv( request->netconn, request->read_buf + request->read_size,
maxlen - request->read_size, 0, &len );
if (notify) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_RESPONSE_RECEIVED, &len, sizeof(len) );
request->read_size += len;
return ret;
}
/* discard data contents until we reach end of line */
static DWORD discard_eol( struct request *request, BOOL notify )
{
DWORD ret;
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 ((ret = read_more_data( request, -1, notify ))) return ret;
} while (request->read_size);
return ERROR_SUCCESS;
}
/* read the size of the next chunk */
static DWORD start_next_chunk( struct request *request, BOOL notify )
{
DWORD ret, chunk_size = 0;
assert(!request->read_chunked_size || request->read_chunked_size == ~0u);
if (request->read_chunked_eof) return ERROR_INSUFFICIENT_BUFFER;
/* read terminator for the previous chunk */
if (!request->read_chunked_size && (ret = discard_eol( request, notify ))) return ret;
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 ((ret = read_more_data( request, -1, notify ))) return ret;
if (!request->read_size)
{
request->content_length = request->content_read = 0;
request->read_chunked_size = 0;
return ERROR_SUCCESS;
}
}
}
static DWORD refill_buffer( struct request *request, BOOL notify )
{
int len = sizeof(request->read_buf);
DWORD ret;
if (request->read_chunked)
{
if (request->read_chunked_eof) return ERROR_INSUFFICIENT_BUFFER;
if (request->read_chunked_size == ~0u || !request->read_chunked_size)
{
if ((ret = start_next_chunk( request, notify ))) return ret;
}
len = min( len, request->read_chunked_size );
}
else if (request->content_length != ~0u)
{
len = min( len, request->content_length - request->content_read );
}
if (len <= request->read_size) return ERROR_SUCCESS;
if ((ret = read_more_data( request, len, notify ))) return ret;
if (!request->read_size) request->content_length = request->content_read = 0;
return ERROR_SUCCESS;
}
static void finished_reading( struct request *request )
{
BOOL close = FALSE;
WCHAR connection[20];
DWORD size = sizeof(connection);
if (!request->netconn) return;
if (request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE) close = TRUE;
else if (!query_headers( request, WINHTTP_QUERY_CONNECTION, NULL, connection, &size, NULL ) ||
!query_headers( request, WINHTTP_QUERY_PROXY_CONNECTION, NULL, connection, &size, NULL ))
{
if (!wcsicmp( connection, L"close" )) close = TRUE;
}
else if (!wcscmp( request->version, L"HTTP/1.0" )) close = TRUE;
if (close)
netconn_close( request->netconn );
else
cache_connection( request->netconn );
request->netconn = NULL;
}
/* return the size of data available to be read immediately */
static DWORD get_available_data( struct request *request )
{
if (request->read_chunked) return min( request->read_chunked_size, request->read_size );
return request->read_size;
}
/* check if we have reached the end of the data to read */
static BOOL end_of_read_data( struct request *request )
{
if (!request->content_length) return TRUE;
if (request->read_chunked) return request->read_chunked_eof;
if (request->content_length == ~0u) return FALSE;
return (request->content_length == request->content_read);
}
static DWORD read_data( struct request *request, void *buffer, DWORD size, DWORD *read, BOOL async )
{
int count, bytes_read = 0;
DWORD ret = ERROR_SUCCESS;
if (end_of_read_data( request )) goto done;
while (size)
{
if (!(count = get_available_data( request )))
{
if ((ret = refill_buffer( request, async ))) goto done;
if (!(count = get_available_data( request ))) goto done;
}
count = min( count, size );
memcpy( (char *)buffer + bytes_read, request->read_buf + request->read_pos, count );
remove_data( request, count );
if (request->read_chunked) request->read_chunked_size -= count;
size -= count;
bytes_read += count;
request->content_read += count;
if (end_of_read_data( request )) goto done;
}
if (request->read_chunked && !request->read_chunked_size) ret = refill_buffer( request, async );
done:
TRACE( "retrieved %u bytes (%u/%u)\n", bytes_read, request->content_read, request->content_length );
if (end_of_read_data( request )) finished_reading( request );
if (async)
{
if (!ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_READ_COMPLETE, buffer, bytes_read );
else
{
WINHTTP_ASYNC_RESULT result;
result.dwResult = API_READ_DATA;
result.dwError = ret;
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
}
}
if (!ret && read) *read = bytes_read;
return ret;
}
/* read any content returned by the server so that the connection can be reused */
static void drain_content( struct request *request )
{
DWORD size, bytes_read, bytes_total = 0, bytes_left = request->content_length - request->content_read;
char buffer[2048];
refill_buffer( request, FALSE );
for (;;)
{
if (request->read_chunked) size = sizeof(buffer);
else size = min( sizeof(buffer), bytes_left - bytes_total );
if (read_data( request, buffer, size, &bytes_read, FALSE ) || !bytes_read) return;
bytes_total += bytes_read;
}
}
enum escape_flags
{
ESCAPE_FLAG_NON_PRINTABLE = 0x01,
ESCAPE_FLAG_SPACE = 0x02,
ESCAPE_FLAG_PERCENT = 0x04,
ESCAPE_FLAG_UNSAFE = 0x08,
ESCAPE_FLAG_DEL = 0x10,
ESCAPE_FLAG_8BIT = 0x20,
ESCAPE_FLAG_STRIP_CRLF = 0x40,
};
#define ESCAPE_MASK_DEFAULT (ESCAPE_FLAG_NON_PRINTABLE | ESCAPE_FLAG_SPACE | ESCAPE_FLAG_UNSAFE |\
ESCAPE_FLAG_DEL | ESCAPE_FLAG_8BIT)
#define ESCAPE_MASK_PERCENT (ESCAPE_FLAG_PERCENT | ESCAPE_MASK_DEFAULT)
#define ESCAPE_MASK_DISABLE (ESCAPE_FLAG_SPACE | ESCAPE_FLAG_8BIT | ESCAPE_FLAG_STRIP_CRLF)
static inline BOOL need_escape( char ch, enum escape_flags flags )
{
static const char unsafe[] = "\"#<>[\\]^`{|}";
const char *ptr = unsafe;
if ((flags & ESCAPE_FLAG_SPACE) && ch == ' ') return TRUE;
if ((flags & ESCAPE_FLAG_PERCENT) && ch == '%') return TRUE;
if ((flags & ESCAPE_FLAG_NON_PRINTABLE) && ch < 0x20) return TRUE;
if ((flags & ESCAPE_FLAG_DEL) && ch == 0x7f) return TRUE;
if ((flags & ESCAPE_FLAG_8BIT) && (ch & 0x80)) return TRUE;
if ((flags & ESCAPE_FLAG_UNSAFE)) while (*ptr) { if (ch == *ptr++) return TRUE; }
return FALSE;
}
static DWORD escape_string( const char *src, DWORD len, char *dst, enum escape_flags flags )
{
static const char hex[] = "0123456789ABCDEF";
DWORD i, ret = len;
char *ptr = dst;
for (i = 0; i < len; i++)
{
if ((flags & ESCAPE_FLAG_STRIP_CRLF) && (src[i] == '\r' || src[i] == '\n'))
{
ret--;
continue;
}
if (need_escape( src[i], flags ))
{
if (dst)
{
ptr[0] = '%';
ptr[1] = hex[(src[i] >> 4) & 0xf];
ptr[2] = hex[src[i] & 0xf];
ptr += 3;
}
ret += 2;
}
else if (dst) *ptr++ = src[i];
}
if (dst) dst[ret] = 0;
return ret;
}
static DWORD str_to_wire( const WCHAR *src, int src_len, char *dst, enum escape_flags flags )
{
DWORD len;
char *utf8;
if (src_len < 0) src_len = lstrlenW( src );
len = WideCharToMultiByte( CP_UTF8, 0, src, src_len, NULL, 0, NULL, NULL );
if (!(utf8 = malloc( len ))) return 0;
WideCharToMultiByte( CP_UTF8, 0, src, -1, utf8, len, NULL, NULL );
len = escape_string( utf8, len, dst, flags );
free( utf8 );
return len;
}
static char *build_wire_path( struct request *request, DWORD *ret_len )
{
WCHAR *full_path;
const WCHAR *start, *path, *query = NULL;
DWORD len, len_path = 0, len_query = 0;
enum escape_flags path_flags, query_flags;
char *ret;
if (!wcsicmp( request->connect->hostname, request->connect->servername )) start = full_path = request->path;
else if (!(full_path = build_absolute_request_path( request, &start ))) return NULL;
len = lstrlenW( full_path );
if ((path = wcschr( start, '/' )))
{
len_path = lstrlenW( path );
if ((query = wcschr( path, '?' )))
{
len_query = lstrlenW( query );
len_path -= len_query;
}
}
if (request->hdr.flags & WINHTTP_FLAG_ESCAPE_DISABLE) path_flags = ESCAPE_MASK_DISABLE;
else if (request->hdr.flags & WINHTTP_FLAG_ESCAPE_PERCENT) path_flags = ESCAPE_MASK_PERCENT;
else path_flags = ESCAPE_MASK_DEFAULT;
if (request->hdr.flags & WINHTTP_FLAG_ESCAPE_DISABLE_QUERY) query_flags = ESCAPE_MASK_DISABLE;
else query_flags = path_flags;
*ret_len = str_to_wire( full_path, len - len_path - len_query, NULL, 0 );
if (path) *ret_len += str_to_wire( path, len_path, NULL, path_flags );
if (query) *ret_len += str_to_wire( query, len_query, NULL, query_flags );
if ((ret = malloc( *ret_len + 1 )))
{
len = str_to_wire( full_path, len - len_path - len_query, ret, 0 );
if (path) len += str_to_wire( path, len_path, ret + len, path_flags );
if (query) str_to_wire( query, len_query, ret + len, query_flags );
}
if (full_path != request->path) free( full_path );
return ret;
}
static char *build_wire_request( struct request *request, DWORD *len )
{
char *path, *ptr, *ret;
DWORD i, len_path;
if (!(path = build_wire_path( request, &len_path ))) return NULL;
*len = str_to_wire( request->verb, -1, NULL, 0 ) + 1; /* ' ' */
*len += len_path + 1; /* ' ' */
*len += str_to_wire( request->version, -1, NULL, 0 );
for (i = 0; i < request->num_headers; i++)
{
if (request->headers[i].is_request)
{
*len += str_to_wire( request->headers[i].field, -1, NULL, 0 ) + 2; /* ': ' */
*len += str_to_wire( request->headers[i].value, -1, NULL, 0 ) + 2; /* '\r\n' */
}
}
*len += 4; /* '\r\n\r\n' */
if ((ret = ptr = malloc( *len + 1 )))
{
ptr += str_to_wire( request->verb, -1, ptr, 0 );
*ptr++ = ' ';
memcpy( ptr, path, len_path );
ptr += len_path;
*ptr++ = ' ';
ptr += str_to_wire( request->version, -1, ptr, 0 );
for (i = 0; i < request->num_headers; i++)
{
if (request->headers[i].is_request)
{
*ptr++ = '\r';
*ptr++ = '\n';
ptr += str_to_wire( request->headers[i].field, -1, ptr, 0 );
*ptr++ = ':';
*ptr++ = ' ';
ptr += str_to_wire( request->headers[i].value, -1, ptr, 0 );
}
}
memcpy( ptr, "\r\n\r\n", sizeof("\r\n\r\n") );
}
free( path );
return ret;
}
static WCHAR *create_websocket_key(void)
{
WCHAR *ret;
char buf[16];
DWORD base64_len = ((sizeof(buf) + 2) * 4) / 3;
if (!RtlGenRandom( buf, sizeof(buf) )) return NULL;
if ((ret = malloc( (base64_len + 1) * sizeof(WCHAR) ))) encode_base64( buf, sizeof(buf), ret );
return ret;
}
static DWORD add_websocket_key_header( struct request *request )
{
WCHAR *key = create_websocket_key();
if (!key) return ERROR_OUTOFMEMORY;
process_header( request, L"Sec-WebSocket-Key", key, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE, TRUE );
free( key );
return ERROR_SUCCESS;
}
static DWORD send_request( struct request *request, const WCHAR *headers, DWORD headers_len, void *optional,
DWORD optional_len, DWORD total_len, DWORD_PTR context, BOOL async )
{
struct connect *connect = request->connect;
struct session *session = connect->session;
char *wire_req;
int bytes_sent;
DWORD ret, len;
drain_content( request );
clear_response_headers( request );
if (session->agent)
process_header( request, L"User-Agent", session->agent, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
if (connect->hostname)
add_host_header( request, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW );
if (request->creds[TARGET_SERVER][SCHEME_BASIC].username)
do_authorization( request, WINHTTP_AUTH_TARGET_SERVER, WINHTTP_AUTH_SCHEME_BASIC );
if (total_len || (request->verb && !wcscmp( request->verb, L"POST" )))
{
WCHAR length[21]; /* decimal long int + null */
swprintf( length, ARRAY_SIZE(length), L"%ld", total_len );
process_header( request, L"Content-Length", length, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
}
if (request->flags & REQUEST_FLAG_WEBSOCKET_UPGRADE)
{
process_header( request, L"Upgrade", L"websocket", WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
process_header( request, L"Connection", L"Upgrade", WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
process_header( request, L"Sec-WebSocket-Version", L"13", WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
if ((ret = add_websocket_key_header( request ))) return ret;
}
else if (!(request->hdr.disable_flags & WINHTTP_DISABLE_KEEP_ALIVE))
{
process_header( request, L"Connection", L"Keep-Alive", WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
}
if (request->hdr.flags & WINHTTP_FLAG_REFRESH)
{
process_header( request, L"Pragma", L"no-cache", WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
process_header( request, L"Cache-Control", L"no-cache", WINHTTP_ADDREQ_FLAG_ADD_IF_NEW, TRUE );
}
if (headers && (ret = add_request_headers( request, headers, headers_len,
WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE )))
{
TRACE("failed to add request headers: %u\n", ret);
return ret;
}
if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES) && (ret = add_cookie_headers( request )))
{
WARN("failed to add cookie headers: %u\n", ret);
return ret;
}
if (context) request->hdr.context = context;
if ((ret = open_connection( request ))) goto end;
if (!(wire_req = build_wire_request( request, &len )))
{
ret = ERROR_OUTOFMEMORY;
goto end;
}
TRACE("full request: %s\n", debugstr_a(wire_req));
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_SENDING_REQUEST, NULL, 0 );
ret = netconn_send( request->netconn, wire_req, len, &bytes_sent, NULL );
free( wire_req );
if (ret) goto end;
if (optional_len)
{
if ((ret = netconn_send( request->netconn, optional, optional_len, &bytes_sent, NULL ))) 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 = ret;
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
}
}
return ret;
}
static void CALLBACK task_send_request( TP_CALLBACK_INSTANCE *instance, void *ctx, TP_WORK *work )
{
struct send_request *s = ctx;
TRACE("running %p\n", work);
send_request( s->request, s->headers, s->headers_len, s->optional, s->optional_len, s->total_len, s->context, TRUE );
release_object( &s->request->hdr );
free( s->headers );
free( s );
}
/***********************************************************************
* WinHttpSendRequest (winhttp.@)
*/
BOOL WINAPI WinHttpSendRequest( HINTERNET hrequest, LPCWSTR headers, DWORD headers_len,
LPVOID optional, DWORD optional_len, DWORD total_len, DWORD_PTR context )
{
DWORD ret;
struct request *request;
TRACE("%p, %s, %u, %p, %u, %u, %lx\n", hrequest, debugstr_wn(headers, headers_len), headers_len, optional,
optional_len, total_len, context);
if (!(request = (struct request *)grab_object( hrequest )))
{
SetLastError( ERROR_INVALID_HANDLE );
return FALSE;
}
if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
{
release_object( &request->hdr );
SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
return FALSE;
}
if (headers && !headers_len) headers_len = lstrlenW( headers );
if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
{
struct send_request *s;
if (!(s = malloc( sizeof(*s) ))) return FALSE;
s->request = 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 );
if ((ret = queue_task( &request->queue, task_send_request, s )))
{
release_object( &request->hdr );
free( s->headers );
free( s );
}
}
else ret = send_request( request, headers, headers_len, optional, optional_len, total_len, context, FALSE );
release_object( &request->hdr );
SetLastError( ret );
return !ret;
}
static DWORD set_credentials( struct request *request, DWORD target, DWORD scheme_flag, const WCHAR *username,
const WCHAR *password )
{
enum auth_scheme scheme = scheme_from_flag( scheme_flag );
if (scheme == SCHEME_INVALID || ((scheme == SCHEME_BASIC || scheme == SCHEME_DIGEST) && (!username || !password)))
{
return ERROR_INVALID_PARAMETER;
}
switch (target)
{
case WINHTTP_AUTH_TARGET_SERVER:
{
free( request->creds[TARGET_SERVER][scheme].username );
if (!username) request->creds[TARGET_SERVER][scheme].username = NULL;
else if (!(request->creds[TARGET_SERVER][scheme].username = strdupW( username ))) return ERROR_OUTOFMEMORY;
free( request->creds[TARGET_SERVER][scheme].password );
if (!password) request->creds[TARGET_SERVER][scheme].password = NULL;
else if (!(request->creds[TARGET_SERVER][scheme].password = strdupW( password ))) return ERROR_OUTOFMEMORY;
break;
}
case WINHTTP_AUTH_TARGET_PROXY:
{
free( request->creds[TARGET_PROXY][scheme].username );
if (!username) request->creds[TARGET_PROXY][scheme].username = NULL;
else if (!(request->creds[TARGET_PROXY][scheme].username = strdupW( username ))) return ERROR_OUTOFMEMORY;
free( request->creds[TARGET_PROXY][scheme].password );
if (!password) request->creds[TARGET_PROXY][scheme].password = NULL;
else if (!(request->creds[TARGET_PROXY][scheme].password = strdupW( password ))) return ERROR_OUTOFMEMORY;
break;
}
default:
WARN("unknown target %u\n", target);
return ERROR_INVALID_PARAMETER;
}
return ERROR_SUCCESS;
}
/***********************************************************************
* WinHttpSetCredentials (winhttp.@)
*/
BOOL WINAPI WinHttpSetCredentials( HINTERNET hrequest, DWORD target, DWORD scheme, LPCWSTR username,
LPCWSTR password, LPVOID params )
{
DWORD ret;
struct request *request;
TRACE("%p, %x, 0x%08x, %s, %p, %p\n", hrequest, target, scheme, debugstr_w(username), password, params);
if (!(request = (struct request *)grab_object( hrequest )))
{
SetLastError( ERROR_INVALID_HANDLE );
return FALSE;
}
if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
{
release_object( &request->hdr );
SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
return FALSE;
}
ret = set_credentials( request, target, scheme, username, password );
release_object( &request->hdr );
SetLastError( ret );
return !ret;
}
static DWORD handle_authorization( struct request *request, DWORD status )
{
DWORD ret, 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:
ERR("unhandled status %u\n", status);
return ERROR_WINHTTP_INTERNAL_ERROR;
}
if ((ret = query_auth_schemes( request, level, &schemes, &first ))) return ret;
if (do_authorization( request, target, first )) return ERROR_SUCCESS;
schemes &= ~first;
for (i = 0; i < ARRAY_SIZE( auth_schemes ); i++)
{
if (!(schemes & auth_schemes[i].scheme)) continue;
if (do_authorization( request, target, auth_schemes[i].scheme )) return ERROR_SUCCESS;
}
return ERROR_WINHTTP_LOGIN_FAILURE;
}
/* set the request content length based on the headers */
static void set_content_length( struct request *request, DWORD status )
{
WCHAR encoding[20];
DWORD buflen = sizeof(request->content_length);
if (status == HTTP_STATUS_NO_CONTENT || status == HTTP_STATUS_NOT_MODIFIED ||
status == HTTP_STATUS_SWITCH_PROTOCOLS || !wcscmp( request->verb, L"HEAD" ))
{
request->content_length = 0;
}
else
{
if (query_headers( request, WINHTTP_QUERY_CONTENT_LENGTH|WINHTTP_QUERY_FLAG_NUMBER,
NULL, &request->content_length, &buflen, NULL ))
request->content_length = ~0u;
buflen = sizeof(encoding);
if (!query_headers( request, WINHTTP_QUERY_TRANSFER_ENCODING, NULL, encoding, &buflen, NULL ) &&
!wcsicmp( encoding, L"chunked" ))
{
request->content_length = ~0u;
request->read_chunked = TRUE;
request->read_chunked_size = ~0u;
request->read_chunked_eof = FALSE;
}
}
request->content_read = 0;
}
static DWORD read_line( struct request *request, char *buffer, DWORD *len )
{
int count, bytes_read, pos = 0;
DWORD ret;
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 ((ret = read_more_data( request, -1, TRUE ))) return ret;
if (!request->read_size)
{
*len = 0;
TRACE("returning empty string\n");
return ERROR_WINHTTP_INVALID_SERVER_RESPONSE;
}
}
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 ERROR_SUCCESS;
}
#define MAX_REPLY_LEN 1460
#define INITIAL_HEADER_BUFFER_LEN 512
static DWORD read_reply( struct request *request )
{
char buffer[MAX_REPLY_LEN];
DWORD ret, buflen, len, offset, crlf_len = 2; /* lstrlenW(crlf) */
char *status_code, *status_text;
WCHAR *versionW, *status_textW, *raw_headers;
WCHAR status_codeW[4]; /* sizeof("nnn") */
if (!request->netconn) return ERROR_WINHTTP_INCORRECT_HANDLE_STATE;
do
{
buflen = MAX_REPLY_LEN;
if ((ret = read_line( request, buffer, &buflen ))) return ret;
/* first line should look like 'HTTP/1.x nnn OK' where nnn is the status code */
if (!(status_code = strchr( buffer, ' ' ))) return ERROR_WINHTTP_INVALID_SERVER_RESPONSE;
status_code++;
if (!(status_text = strchr( status_code, ' ' ))) return ERROR_WINHTTP_INVALID_SERVER_RESPONSE;
if ((len = status_text - status_code) != sizeof("nnn") - 1) return ERROR_WINHTTP_INVALID_SERVER_RESPONSE;
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 ((ret = process_header( request, L"Status", status_codeW,
WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE, FALSE ))) return ret;
len = status_code - buffer;
if (!(versionW = malloc( len * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
MultiByteToWideChar( CP_ACP, 0, buffer, len - 1, versionW, len -1 );
versionW[len - 1] = 0;
free( request->version );
request->version = versionW;
len = buflen - (status_text - buffer);
if (!(status_textW = malloc( len * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
MultiByteToWideChar( CP_ACP, 0, status_text, len, status_textW, len );
free( request->status_text );
request->status_text = status_textW;
len = max( buflen + crlf_len, INITIAL_HEADER_BUFFER_LEN );
if (!(raw_headers = malloc( len * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers, buflen );
memcpy( raw_headers + buflen - 1, L"\r\n", sizeof(L"\r\n") );
free( request->raw_headers );
request->raw_headers = raw_headers;
offset = buflen + crlf_len - 1;
for (;;)
{
struct header *header;
buflen = MAX_REPLY_LEN;
if (read_line( request, buffer, &buflen )) return ERROR_SUCCESS;
if (!*buffer) buflen = 1;
while (len - offset < buflen + crlf_len)
{
WCHAR *tmp;
len *= 2;
if (!(tmp = realloc( raw_headers, len * sizeof(WCHAR) ))) return ERROR_OUTOFMEMORY;
request->raw_headers = raw_headers = tmp;
}
if (!*buffer)
{
memcpy( raw_headers + offset, L"\r\n", sizeof(L"\r\n") );
break;
}
MultiByteToWideChar( CP_ACP, 0, buffer, buflen, raw_headers + offset, buflen );
if (!(header = parse_header( raw_headers + offset ))) break;
if ((ret = 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, L"\r\n", sizeof(L"\r\n") );
offset += buflen + crlf_len - 1;
}
TRACE("raw headers: %s\n", debugstr_w(raw_headers));
return ret;
}
static void record_cookies( struct request *request )
{
unsigned int i;
for (i = 0; i < request->num_headers; i++)
{
struct header *set_cookie = &request->headers[i];
if (!wcsicmp( set_cookie->field, L"Set-Cookie" ) && !set_cookie->is_request)
{
set_cookies( request, set_cookie->value );
}
}
}
static DWORD get_redirect_url( struct request *request, WCHAR **ret_url, DWORD *ret_len )
{
DWORD size, ret;
WCHAR *url;
ret = query_headers( request, WINHTTP_QUERY_LOCATION, NULL, NULL, &size, NULL );
if (ret != ERROR_INSUFFICIENT_BUFFER) return ret;
if (!(url = malloc( size ))) return ERROR_OUTOFMEMORY;
if ((ret = query_headers( request, WINHTTP_QUERY_LOCATION, NULL, url, &size, NULL )))
{
free( url );
return ret;
}
*ret_url = url;
*ret_len = size / sizeof(WCHAR);
return ERROR_SUCCESS;
}
static DWORD handle_redirect( struct request *request, DWORD status )
{
DWORD ret, len, len_loc = 0;
URL_COMPONENTS uc;
struct connect *connect = request->connect;
INTERNET_PORT port;
WCHAR *hostname = NULL, *location = NULL;
if ((ret = get_redirect_url( request, &location, &len_loc ))) return ret;
memset( &uc, 0, sizeof(uc) );
uc.dwStructSize = sizeof(uc);
uc.dwSchemeLength = uc.dwHostNameLength = uc.dwUrlPathLength = uc.dwExtraInfoLength = ~0u;
if (!WinHttpCrackUrl( location, len_loc, 0, &uc )) /* assume relative redirect */
{
WCHAR *path, *p;
ret = ERROR_OUTOFMEMORY;
if (location[0] == '/')
{
if (!(path = malloc( (len_loc + 1) * sizeof(WCHAR) ))) goto end;
memcpy( path, location, len_loc * sizeof(WCHAR) );
path[len_loc] = 0;
}
else
{
if ((p = wcsrchr( request->path, '/' ))) *p = 0;
len = lstrlenW( request->path ) + 1 + len_loc;
if (!(path = malloc( (len + 1) * sizeof(WCHAR) ))) goto end;
lstrcpyW( path, request->path );
lstrcatW( path, L"/" );
memcpy( path + lstrlenW(path), location, len_loc * sizeof(WCHAR) );
path[len_loc] = 0;
}
free( request->path );
request->path = path;
ret = ERROR_SUCCESS;
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REDIRECT, location, len_loc + 1 );
}
else
{
if (uc.nScheme == INTERNET_SCHEME_HTTP && request->hdr.flags & WINHTTP_FLAG_SECURE)
{
if (request->hdr.redirect_policy == WINHTTP_OPTION_REDIRECT_POLICY_DISALLOW_HTTPS_TO_HTTP)
{
ret = ERROR_WINHTTP_REDIRECT_FAILED;
goto end;
}
TRACE("redirect from secure page to non-secure page\n");
request->hdr.flags &= ~WINHTTP_FLAG_SECURE;
}
else if (uc.nScheme == INTERNET_SCHEME_HTTPS && !(request->hdr.flags & WINHTTP_FLAG_SECURE))
{
TRACE("redirect from non-secure page to secure page\n");
request->hdr.flags |= WINHTTP_FLAG_SECURE;
}
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REDIRECT, location, len_loc + 1 );
len = uc.dwHostNameLength;
if (!(hostname = malloc( (len + 1) * sizeof(WCHAR) )))
{
ret = ERROR_OUTOFMEMORY;
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 (wcsicmp( connect->hostname, hostname ) || connect->serverport != port)
{
free( connect->hostname );
connect->hostname = hostname;
connect->hostport = port;
if (!set_server_for_hostname( connect, hostname, port ))
{
ret = ERROR_OUTOFMEMORY;
goto end;
}
netconn_close( request->netconn );
request->netconn = NULL;
request->content_length = request->content_read = 0;
request->read_pos = request->read_size = 0;
request->read_chunked = request->read_chunked_eof = FALSE;
}
else free( hostname );
if ((ret = add_host_header( request, WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE ))) goto end;
if ((ret = open_connection( request ))) goto end;
free( request->path );
request->path = NULL;
if (uc.dwUrlPathLength)
{
len = uc.dwUrlPathLength + uc.dwExtraInfoLength;
if (!(request->path = malloc( (len + 1) * sizeof(WCHAR) ))) goto end;
memcpy( request->path, uc.lpszUrlPath, (len + 1) * sizeof(WCHAR) );
request->path[len] = 0;
}
else request->path = strdupW( L"/" );
}
if (status != HTTP_STATUS_REDIRECT_KEEP_VERB && !wcscmp( request->verb, L"POST" ))
{
free( request->verb );
request->verb = strdupW( L"GET" );
request->optional = NULL;
request->optional_len = 0;
}
end:
free( location );
return ret;
}
static BOOL is_passport_request( struct request *request )
{
static const WCHAR passportW[] = {'P','a','s','s','p','o','r','t','1','.','4'};
WCHAR buf[1024];
DWORD len = ARRAY_SIZE(buf);
if (!(request->connect->session->passport_flags & WINHTTP_ENABLE_PASSPORT_AUTH) ||
query_headers( request, WINHTTP_QUERY_WWW_AUTHENTICATE, NULL, buf, &len, NULL )) return FALSE;
if (!wcsnicmp( buf, passportW, ARRAY_SIZE(passportW) ) &&
(buf[ARRAY_SIZE(passportW)] == ' ' || !buf[ARRAY_SIZE(passportW)])) return TRUE;
return FALSE;
}
static DWORD handle_passport_redirect( struct request *request )
{
DWORD ret, flags = WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE;
int i, len = lstrlenW( request->raw_headers );
WCHAR *p = request->raw_headers;
if ((ret = process_header( request, L"Status", L"401", flags, FALSE ))) return ret;
for (i = 0; i < len; i++)
{
if (i <= len - 3 && p[i] == '3' && p[i + 1] == '0' && p[i + 2] == '2')
{
p[i] = '4';
p[i + 2] = '1';
break;
}
}
return ERROR_SUCCESS;
}
static DWORD receive_response( struct request *request, BOOL async )
{
DWORD ret, size, query, status;
if (!request->netconn) return ERROR_WINHTTP_INCORRECT_HANDLE_STATE;
netconn_set_timeout( request->netconn, FALSE, request->receive_response_timeout );
for (;;)
{
if ((ret = read_reply( request ))) break;
size = sizeof(DWORD);
query = WINHTTP_QUERY_STATUS_CODE | WINHTTP_QUERY_FLAG_NUMBER;
if ((ret = query_headers( request, query, NULL, &status, &size, NULL ))) break;
set_content_length( request, status );
if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES)) record_cookies( request );
if (status == HTTP_STATUS_REDIRECT && is_passport_request( request ))
{
ret = handle_passport_redirect( request );
}
else 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 (++request->redirect_count > request->max_redirects) return ERROR_WINHTTP_REDIRECT_FAILED;
if ((ret = handle_redirect( request, status ))) break;
/* recurse synchronously */
if (!(ret = send_request( request, NULL, 0, request->optional, request->optional_len, 0, 0, FALSE ))) continue;
}
else if (status == HTTP_STATUS_DENIED || status == HTTP_STATUS_PROXY_AUTH_REQ)
{
if (request->hdr.disable_flags & WINHTTP_DISABLE_AUTHENTICATION) break;
if (handle_authorization( request, status )) break;
/* recurse synchronously */
if (!(ret = send_request( request, NULL, 0, request->optional, request->optional_len, 0, 0, FALSE ))) continue;
}
break;
}
if (request->netconn) netconn_set_timeout( request->netconn, FALSE, request->receive_timeout );
if (request->content_length) ret = refill_buffer( request, FALSE );
if (async)
{
if (!ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE, NULL, 0 );
else
{
WINHTTP_ASYNC_RESULT result;
result.dwResult = API_RECEIVE_RESPONSE;
result.dwError = ret;
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
}
}
return ret;
}
static void CALLBACK task_receive_response( TP_CALLBACK_INSTANCE *instance, void *ctx, TP_WORK *work )
{
struct receive_response *r = ctx;
TRACE("running %p\n", work);
receive_response( r->request, TRUE );
release_object( &r->request->hdr );
free( r );
}
/***********************************************************************
* WinHttpReceiveResponse (winhttp.@)
*/
BOOL WINAPI WinHttpReceiveResponse( HINTERNET hrequest, LPVOID reserved )
{
DWORD ret;
struct request *request;
TRACE("%p, %p\n", hrequest, reserved);
if (!(request = (struct request *)grab_object( hrequest )))
{
SetLastError( ERROR_INVALID_HANDLE );
return FALSE;
}
if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
{
release_object( &request->hdr );
SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
return FALSE;
}
if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
{
struct receive_response *r;
if (!(r = malloc( sizeof(*r) ))) return FALSE;
r->request = request;
addref_object( &request->hdr );
if ((ret = queue_task( &request->queue, task_receive_response, r )))
{
release_object( &request->hdr );
free( r );
}
}
else ret = receive_response( request, FALSE );
release_object( &request->hdr );
SetLastError( ret );
return !ret;
}
static DWORD query_data_ready( struct request *request )
{
DWORD count;
count = get_available_data( request );
if (!request->read_chunked && request->netconn) count += netconn_query_data_available( request->netconn );
return count;
}
static BOOL skip_async_queue( struct request *request )
{
return request->hdr.recursion_count < 3 && (end_of_read_data( request ) || query_data_ready( request ));
}
static DWORD query_data_available( struct request *request, DWORD *available, BOOL async )
{
DWORD ret = ERROR_SUCCESS, count = 0;
if (end_of_read_data( request )) goto done;
if (!(count = query_data_ready( request )))
{
if ((ret = refill_buffer( request, async ))) goto done;
count = query_data_ready( request );
}
done:
TRACE("%u bytes available\n", count);
if (async)
{
if (!ret) send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE, &count, sizeof(count) );
else
{
WINHTTP_ASYNC_RESULT result;
result.dwResult = API_QUERY_DATA_AVAILABLE;
result.dwError = ret;
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
}
}
if (!ret && available) *available = count;
return ret;
}
static void CALLBACK task_query_data_available( TP_CALLBACK_INSTANCE *instance, void *ctx, TP_WORK *work )
{
struct query_data *q = ctx;
TRACE("running %p\n", work);
query_data_available( q->request, q->available, TRUE );
release_object( &q->request->hdr );
free( q );
}
/***********************************************************************
* WinHttpQueryDataAvailable (winhttp.@)
*/
BOOL WINAPI WinHttpQueryDataAvailable( HINTERNET hrequest, LPDWORD available )
{
DWORD ret;
struct request *request;
BOOL async;
TRACE("%p, %p\n", hrequest, available);
if (!(request = (struct request *)grab_object( hrequest )))
{
SetLastError( ERROR_INVALID_HANDLE );
return FALSE;
}
if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
{
release_object( &request->hdr );
SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
return FALSE;
}
if ((async = request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) && !skip_async_queue( request ))
{
struct query_data *q;
if (!(q = malloc( sizeof(*q) ))) return FALSE;
q->request = request;
q->available = available;
addref_object( &request->hdr );
if ((ret = queue_task( &request->queue, task_query_data_available, q )))
{
release_object( &request->hdr );
free( q );
}
else ret = ERROR_IO_PENDING;
}
else ret = query_data_available( request, available, async );
release_object( &request->hdr );
SetLastError( ret );
return !ret || ret == ERROR_IO_PENDING;
}
static void CALLBACK task_read_data( TP_CALLBACK_INSTANCE *instance, void *ctx, TP_WORK *work )
{
struct read_data *r = ctx;
TRACE("running %p\n", work);
read_data( r->request, r->buffer, r->to_read, r->read, TRUE );
release_object( &r->request->hdr );
free( r );
}
/***********************************************************************
* WinHttpReadData (winhttp.@)
*/
BOOL WINAPI WinHttpReadData( HINTERNET hrequest, LPVOID buffer, DWORD to_read, LPDWORD read )
{
DWORD ret;
struct request *request;
BOOL async;
TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_read, read);
if (!(request = (struct request *)grab_object( hrequest )))
{
SetLastError( ERROR_INVALID_HANDLE );
return FALSE;
}
if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
{
release_object( &request->hdr );
SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
return FALSE;
}
if ((async = request->connect->hdr.flags & WINHTTP_FLAG_ASYNC) && !skip_async_queue( request ))
{
struct read_data *r;
if (!(r = malloc( sizeof(*r) ))) return FALSE;
r->request = request;
r->buffer = buffer;
r->to_read = to_read;
r->read = read;
addref_object( &request->hdr );
if ((ret = queue_task( &request->queue, task_read_data, r )))
{
release_object( &request->hdr );
free( r );
}
else ret = ERROR_IO_PENDING;
}
else ret = read_data( request, buffer, to_read, read, async );
release_object( &request->hdr );
SetLastError( ret );
return !ret || ret == ERROR_IO_PENDING;
}
static DWORD write_data( struct request *request, const void *buffer, DWORD to_write, DWORD *written, BOOL async )
{
DWORD ret;
int num_bytes;
ret = netconn_send( request->netconn, buffer, to_write, &num_bytes, NULL );
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 = ret;
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
}
}
if (!ret && written) *written = num_bytes;
return ret;
}
static void CALLBACK task_write_data( TP_CALLBACK_INSTANCE *instance, void *ctx, TP_WORK *work )
{
struct write_data *w = ctx;
TRACE("running %p\n", work);
write_data( w->request, w->buffer, w->to_write, w->written, TRUE );
release_object( &w->request->hdr );
free( w );
}
/***********************************************************************
* WinHttpWriteData (winhttp.@)
*/
BOOL WINAPI WinHttpWriteData( HINTERNET hrequest, LPCVOID buffer, DWORD to_write, LPDWORD written )
{
DWORD ret;
struct request *request;
TRACE("%p, %p, %d, %p\n", hrequest, buffer, to_write, written);
if (!(request = (struct request *)grab_object( hrequest )))
{
SetLastError( ERROR_INVALID_HANDLE );
return FALSE;
}
if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
{
release_object( &request->hdr );
SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
return FALSE;
}
if (request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
{
struct write_data *w;
if (!(w = malloc( sizeof(*w) ))) return FALSE;
w->request = request;
w->buffer = buffer;
w->to_write = to_write;
w->written = written;
addref_object( &request->hdr );
if ((ret = queue_task( &request->queue, task_write_data, w )))
{
release_object( &request->hdr );
free( w );
}
}
else ret = write_data( request, buffer, to_write, written, FALSE );
release_object( &request->hdr );
SetLastError( ret );
return !ret;
}
static BOOL socket_query_option( struct object_header *hdr, DWORD option, void *buffer, DWORD *buflen )
{
FIXME("unimplemented option %u\n", option);
SetLastError( ERROR_WINHTTP_INVALID_OPTION );
return FALSE;
}
static void socket_destroy( struct object_header *hdr )
{
struct socket *socket = (struct socket *)hdr;
TRACE("%p\n", socket);
stop_queue( &socket->send_q );
stop_queue( &socket->recv_q );
release_object( &socket->request->hdr );
free( socket->send_frame_buffer );
free( socket );
}
static BOOL socket_set_option( struct object_header *hdr, DWORD option, void *buffer, DWORD buflen )
{
FIXME("unimplemented option %u\n", option);
SetLastError( ERROR_WINHTTP_INVALID_OPTION );
return FALSE;
}
static const struct object_vtbl socket_vtbl =
{
socket_destroy,
socket_query_option,
socket_set_option,
};
HINTERNET WINAPI WinHttpWebSocketCompleteUpgrade( HINTERNET hrequest, DWORD_PTR context )
{
struct socket *socket;
struct request *request;
HINTERNET hsocket = NULL;
TRACE("%p, %08lx\n", hrequest, context);
if (!(request = (struct request *)grab_object( hrequest )))
{
SetLastError( ERROR_INVALID_HANDLE );
return NULL;
}
if (request->hdr.type != WINHTTP_HANDLE_TYPE_REQUEST)
{
release_object( &request->hdr );
SetLastError( ERROR_WINHTTP_INCORRECT_HANDLE_TYPE );
return NULL;
}
if (!(socket = calloc( 1, sizeof(*socket) )))
{
release_object( &request->hdr );
return NULL;
}
socket->hdr.type = WINHTTP_HANDLE_TYPE_SOCKET;
socket->hdr.vtbl = &socket_vtbl;
socket->hdr.refs = 1;
socket->hdr.callback = request->hdr.callback;
socket->hdr.notify_mask = request->hdr.notify_mask;
socket->hdr.context = context;
addref_object( &request->hdr );
socket->request = request;
if ((hsocket = alloc_handle( &socket->hdr )))
{
send_callback( &request->hdr, WINHTTP_CALLBACK_STATUS_HANDLE_CREATED, &hsocket, sizeof(hsocket) );
}
release_object( &socket->hdr );
release_object( &request->hdr );
TRACE("returning %p\n", hsocket);
if (hsocket) SetLastError( ERROR_SUCCESS );
return hsocket;
}
static DWORD send_bytes( struct socket *socket, char *bytes, int len, int *sent, WSAOVERLAPPED *ovr )
{
int count;
DWORD err;
err = netconn_send( socket->request->netconn, bytes, len, &count, ovr );
if (sent) *sent = count;
if (err) return err;
return (count == len || (ovr && count)) ? ERROR_SUCCESS : ERROR_INTERNAL_ERROR;
}
#define FIN_BIT (1 << 7)
#define MASK_BIT (1 << 7)
#define RESERVED_BIT (7 << 4)
#define CONTROL_BIT (1 << 3)
static DWORD send_frame( struct socket *socket, enum socket_opcode opcode, USHORT status, const char *buf,
DWORD buflen, BOOL final, WSAOVERLAPPED *ovr )
{
DWORD i, offset = 2, len = buflen;
DWORD buffer_size, ret = 0;
int sent_size;
char hdr[14];
char *ptr;
TRACE( "sending %02x frame, len %u.\n", opcode, len );
if (opcode == SOCKET_OPCODE_CLOSE) len += sizeof(status);
hdr[0] = final ? (char)FIN_BIT : 0;
hdr[0] |= opcode;
hdr[1] = (char)MASK_BIT;
if (len < 126) hdr[1] |= len;
else if (len < 65536)
{
hdr[1] |= 126;
hdr[2] = len >> 8;
hdr[3] = len & 0xff;
offset += 2;
}
else
{
hdr[1] |= 127;
hdr[2] = hdr[3] = hdr[4] = hdr[5] = 0;
hdr[6] = len >> 24;
hdr[7] = (len >> 16) & 0xff;
hdr[8] = (len >> 8) & 0xff;
hdr[9] = len & 0xff;
offset += 8;
}
buffer_size = len + offset + 4;
assert( buffer_size - len < MAX_FRAME_BUFFER_SIZE );
if (buffer_size > socket->send_frame_buffer_size && socket->send_frame_buffer_size < MAX_FRAME_BUFFER_SIZE)
{
DWORD new_size;
void *new;
new_size = min( buffer_size, MAX_FRAME_BUFFER_SIZE );
if (!(new = realloc( socket->send_frame_buffer, new_size )))
{
ERR("Out of memory, buffer_size %u.\n", buffer_size);
return ERROR_OUTOFMEMORY;
}
socket->send_frame_buffer = new;
socket->send_frame_buffer_size = new_size;
}
ptr = socket->send_frame_buffer;
memcpy(ptr, hdr, offset);
ptr += offset;
RtlGenRandom( socket->mask, 4 );
memcpy( ptr, socket->mask, 4 );
ptr += 4;
socket->mask_index = 0;
if (opcode == SOCKET_OPCODE_CLOSE) /* prepend status code */
{
*ptr++ = (status >> 8) ^ socket->mask[socket->mask_index++ % 4];
*ptr++ = (status & 0xff) ^ socket->mask[socket->mask_index++ % 4];
}
offset = ptr - socket->send_frame_buffer;
socket->send_remaining_size = offset + buflen;
socket->client_buffer_offset = 0;
while (socket->send_remaining_size)
{
len = min( buflen, MAX_FRAME_BUFFER_SIZE - offset );
for (i = 0; i < len; ++i)
{
socket->send_frame_buffer[offset++] = buf[socket->client_buffer_offset++]
^ socket->mask[socket->mask_index++ % 4];
}
sent_size = 0;
ret = send_bytes( socket, socket->send_frame_buffer, offset, &sent_size, ovr );
socket->send_remaining_size -= sent_size;
if (ret)
{
if (ovr && ret == WSA_IO_PENDING)
{
memmove( socket->send_frame_buffer, socket->send_frame_buffer + sent_size, offset - sent_size );
socket->bytes_in_send_frame_buffer = offset - sent_size;
}
return ret;
}
assert( sent_size == offset );
offset = 0;
buflen -= len;
}
return ERROR_SUCCESS;
}
static DWORD complete_send_frame( struct socket *socket, WSAOVERLAPPED *ovr, const char *buf )
{
DWORD ret, retflags, len, i;
if (!WSAGetOverlappedResult( socket->request->netconn->socket, ovr, &len, TRUE, &retflags ))
return WSAGetLastError();
if (socket->bytes_in_send_frame_buffer)
{
ret = send_bytes( socket, socket->send_frame_buffer, socket->bytes_in_send_frame_buffer, NULL, NULL );
if (ret) return ret;
}
assert( socket->bytes_in_send_frame_buffer <= socket->send_remaining_size );
socket->send_remaining_size -= socket->bytes_in_send_frame_buffer;
while (socket->send_remaining_size)
{
len = min( socket->send_remaining_size, MAX_FRAME_BUFFER_SIZE );
for (i = 0; i < len; ++i)
{
socket->send_frame_buffer[i] = buf[socket->client_buffer_offset++]
^ socket->mask[socket->mask_index++ % 4];
}
ret = send_bytes( socket, socket->send_frame_buffer, len, NULL, NULL );
if (ret) return ret;
socket->send_remaining_size -= len;
}
return ERROR_SUCCESS;
}
static void send_io_complete( struct object_header *hdr )
{
LONG count = InterlockedDecrement( &hdr->pending_sends );
assert( count >= 0 );
}
/* returns FALSE if sending callback should be omitted. */
static BOOL receive_io_complete( struct socket *socket )
{
LONG count = InterlockedDecrement( &socket->hdr.pending_receives );
assert( count >= 0 || socket->state == SOCKET_STATE_CLOSED);
/* count is reset to zero during websocket close so if count went negative
* then WinHttpWebSocketClose() is to send the callback. */
return count >= 0;
}
static BOOL socket_can_send( struct socket *socket )
{
return socket->state == SOCKET_STATE_OPEN && !socket->close_frame_received;
}
static BOOL socket_can_receive( struct socket *socket )
{
return socket->state <= SOCKET_STATE_SHUTDOWN && !socket->close_frame_received;
}
static enum socket_opcode map_buffer_type( WINHTTP_WEB_SOCKET_BUFFER_TYPE type )
{
switch (type)
{
case WINHTTP_WEB_SOCKET_UTF8_MESSAGE_BUFFER_TYPE: return SOCKET_OPCODE_TEXT;
case WINHTTP_WEB_SOCKET_BINARY_MESSAGE_BUFFER_TYPE: return SOCKET_OPCODE_BINARY;
case WINHTTP_WEB_SOCKET_CLOSE_BUFFER_TYPE: return SOCKET_OPCODE_CLOSE;
default:
FIXME("buffer type %u not supported\n", type);
return SOCKET_OPCODE_INVALID;
}
}
static void socket_send_complete( struct socket *socket, DWORD ret, WINHTTP_WEB_SOCKET_BUFFER_TYPE type, DWORD len )
{
if (!ret)
{
WINHTTP_WEB_SOCKET_STATUS status;
status.dwBytesTransferred = len;
status.eBufferType = type;
send_callback( &socket->hdr, WINHTTP_CALLBACK_STATUS_WRITE_COMPLETE, &status, sizeof(status) );
}
else
{
WINHTTP_WEB_SOCKET_ASYNC_RESULT result;
result.AsyncResult.dwResult = API_WRITE_DATA;
result.AsyncResult.dwError = ret;
result.Operation = WINHTTP_WEB_SOCKET_SEND_OPERATION;
send_callback( &socket->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
}
}
static DWORD socket_send( struct socket *socket, WINHTTP_WEB_SOCKET_BUFFER_TYPE type, const void *buf, DWORD len,
WSAOVERLAPPED *ovr )
{
enum socket_opcode opcode = map_buffer_type( type );
return send_frame( socket, opcode, 0, buf, len, TRUE, ovr );
}
static void CALLBACK task_socket_send( TP_CALLBACK_INSTANCE *instance, void *ctx, TP_WORK *work )
{
struct socket_send *s = ctx;
DWORD ret;
TRACE("running %p\n", work);
if (s->complete_async) ret = complete_send_frame( s->socket, &s->ovr, s->buf );
else ret = socket_send( s->socket, s->type, s->buf, s->len, NULL );
send_io_complete( &s->socket->hdr );
socket_send_complete( s->socket, ret, s->type, s->len );
release_object( &s->socket->hdr );
free( s );
}
DWORD WINAPI WinHttpWebSocketSend( HINTERNET hsocket, WINHTTP_WEB_SOCKET_BUFFER_TYPE type, void *buf, DWORD len )
{
struct socket *socket;
DWORD ret = 0;
TRACE("%p, %u, %p, %u\n", hsocket, type, buf, len);
if (len && !buf) return ERROR_INVALID_PARAMETER;
if (type != WINHTTP_WEB_SOCKET_UTF8_MESSAGE_BUFFER_TYPE && type != WINHTTP_WEB_SOCKET_BINARY_MESSAGE_BUFFER_TYPE)
{
FIXME("buffer type %u not supported\n", type);
return ERROR_NOT_SUPPORTED;
}
if (!(socket = (struct socket *)grab_object( hsocket ))) return ERROR_INVALID_HANDLE;
if (socket->hdr.type != WINHTTP_HANDLE_TYPE_SOCKET)
{
release_object( &socket->hdr );
return ERROR_WINHTTP_INCORRECT_HANDLE_TYPE;
}
if (!socket_can_send( socket ))
{
release_object( &socket->hdr );
return ERROR_INVALID_OPERATION;
}
if (socket->request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
{
BOOL async_send, complete_async = FALSE;
struct socket_send *s;
if (!(s = malloc( sizeof(*s) )))
{
release_object( &socket->hdr );
return ERROR_OUTOFMEMORY;
}
async_send = InterlockedIncrement( &socket->hdr.pending_sends ) > 1 || socket->hdr.recursion_count >= 3;
if (!async_send)
{
memset( &s->ovr, 0, sizeof(s->ovr) );
if ((ret = socket_send( socket, type, buf, len, &s->ovr )) == WSA_IO_PENDING)
{
async_send = TRUE;
complete_async = TRUE;
}
}
if (async_send)
{
s->complete_async = complete_async;
TRACE("queueing, complete_async %#x.\n", complete_async);
s->socket = socket;
s->type = type;
s->buf = buf;
s->len = len;
addref_object( &socket->hdr );
if ((ret = queue_task( &socket->send_q, task_socket_send, s )))
{
InterlockedDecrement( &socket->hdr.pending_sends );
release_object( &socket->hdr );
free( s );
}
}
else
{
TRACE("sent sync.\n");
InterlockedDecrement( &socket->hdr.pending_sends );
free( s );
socket_send_complete( socket, ret, type, len );
ret = ERROR_SUCCESS;
}
}
else ret = socket_send( socket, type, buf, len, NULL );
release_object( &socket->hdr );
return ret;
}
static DWORD receive_bytes( struct socket *socket, char *buf, DWORD len, DWORD *ret_len, BOOL read_full_buffer )
{
DWORD err, size = 0, needed = len;
char *ptr = buf;
int received;
if (socket->request->read_size)
{
size = min( needed, socket->request->read_size );
memcpy( ptr, socket->request->read_buf + socket->request->read_pos, size );
remove_data( socket->request, size );
needed -= size;
ptr += size;
}
while (size != len)
{
if ((err = netconn_recv( socket->request->netconn, ptr, needed, 0, &received ))) return err;
if (!received) break;
size += received;
if (!read_full_buffer) break;
needed -= received;
ptr += received;
}
*ret_len = size;
if (size != len && (read_full_buffer || !size)) return ERROR_WINHTTP_INVALID_SERVER_RESPONSE;
return ERROR_SUCCESS;
}
static BOOL is_supported_opcode( enum socket_opcode opcode )
{
switch (opcode)
{
case SOCKET_OPCODE_TEXT:
case SOCKET_OPCODE_BINARY:
case SOCKET_OPCODE_CLOSE:
case SOCKET_OPCODE_PING:
case SOCKET_OPCODE_PONG:
return TRUE;
default:
FIXME( "opcode %02x not handled\n", opcode );
return FALSE;
}
}
static DWORD receive_frame( struct socket *socket, DWORD *ret_len, enum socket_opcode *opcode )
{
DWORD ret, len, count;
char hdr[2];
if ((ret = receive_bytes( socket, hdr, sizeof(hdr), &count, TRUE ))) return ret;
if ((hdr[0] & RESERVED_BIT) || (hdr[1] & MASK_BIT) || !is_supported_opcode( hdr[0] & 0xf ))
{
return ERROR_WINHTTP_INVALID_SERVER_RESPONSE;
}
*opcode = hdr[0] & 0xf;
TRACE("received %02x frame\n", *opcode);
len = hdr[1] & ~MASK_BIT;
if (len == 126)
{
USHORT len16;
if ((ret = receive_bytes( socket, (char *)&len16, sizeof(len16), &count, TRUE ))) return ret;
len = RtlUshortByteSwap( len16 );
}
else if (len == 127)
{
ULONGLONG len64;
if ((ret = receive_bytes( socket, (char *)&len64, sizeof(len64), &count, TRUE ))) return ret;
if ((len64 = RtlUlonglongByteSwap( len64 )) > ~0u) return ERROR_NOT_SUPPORTED;
len = len64;
}
*ret_len = len;
return ERROR_SUCCESS;
}
static void CALLBACK task_socket_send_pong( TP_CALLBACK_INSTANCE *instance, void *ctx, TP_WORK *work )
{
struct socket_send *s = ctx;
TRACE("running %p\n", work);
if (s->complete_async) complete_send_frame( s->socket, &s->ovr, NULL );
else send_frame( s->socket, SOCKET_OPCODE_PONG, 0, NULL, 0, TRUE, NULL );
send_io_complete( &s->socket->hdr );
release_object( &s->socket->hdr );
free( s );
}
static DWORD socket_send_pong( struct socket *socket )
{
if (socket->request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
{
BOOL async_send, complete_async = FALSE;
struct socket_send *s;
DWORD ret = 0;
if (!(s = malloc( sizeof(*s) ))) return ERROR_OUTOFMEMORY;
async_send = InterlockedIncrement( &socket->hdr.pending_sends ) > 1;
if (!async_send)
{
memset( &s->ovr, 0, sizeof(s->ovr) );
if ((ret = send_frame( socket, SOCKET_OPCODE_PONG, 0, NULL, 0, TRUE, &s->ovr )) == WSA_IO_PENDING)
{
async_send = TRUE;
complete_async = TRUE;
}
}
if (async_send)
{
s->complete_async = complete_async;
s->socket = socket;
addref_object( &socket->hdr );
if ((ret = queue_task( &socket->send_q, task_socket_send_pong, s )))
{
InterlockedDecrement( &socket->hdr.pending_sends );
release_object( &socket->hdr );
free( s );
}
}
else
{
InterlockedDecrement( &socket->hdr.pending_sends );
free( s );
}
return ret;
}
return send_frame( socket, SOCKET_OPCODE_PONG, 0, NULL, 0, TRUE, NULL );
}
static DWORD socket_drain( struct socket *socket )
{
DWORD ret, count;
while (socket->read_size)
{
char buf[1024];
if ((ret = receive_bytes( socket, buf, min(socket->read_size, sizeof(buf)), &count, TRUE ))) return ret;
socket->read_size -= count;
}
return ERROR_SUCCESS;
}
static DWORD receive_close_status( struct socket *socket, unsigned int len )
{
DWORD reason_len, ret;
socket->close_frame_received = TRUE;
if ((len && (len < sizeof(socket->status) || len > sizeof(socket->status) + sizeof(socket->reason))))
return (socket->close_frame_receive_err = ERROR_WINHTTP_INVALID_SERVER_RESPONSE);
if (!len) return (socket->close_frame_receive_err = ERROR_SUCCESS);
reason_len = len - sizeof(socket->status);
if ((ret = receive_bytes( socket, (char *)&socket->status, sizeof(socket->status), &len, TRUE )))
return (socket->close_frame_receive_err = ret);
socket->status = RtlUshortByteSwap( socket->status );
return (socket->close_frame_receive_err
= receive_bytes( socket, socket->reason, reason_len, &socket->reason_len, TRUE ));
}
static DWORD handle_control_frame( struct socket *socket )
{
DWORD ret;
TRACE( "opcode %u.\n", socket->opcode );
switch (socket->opcode)
{
case SOCKET_OPCODE_PING:
return socket_send_pong( socket );
case SOCKET_OPCODE_PONG:
return socket_drain( socket );
case SOCKET_OPCODE_CLOSE:
if (socket->state < SOCKET_STATE_SHUTDOWN)
WARN( "SOCKET_OPCODE_CLOSE received, socket->state %u.\n", socket->state );
if (socket->close_frame_received)
{
FIXME( "Close frame already received.\n" );
return ERROR_WINHTTP_INVALID_SERVER_RESPONSE;
}
ret = receive_close_status( socket, socket->read_size );
socket->read_size = 0;
return ret;
default:
ERR("unhandled control opcode %02x\n", socket->opcode);
return ERROR_WINHTTP_INVALID_SERVER_RESPONSE;
}
return ERROR_SUCCESS;
}
static WINHTTP_WEB_SOCKET_BUFFER_TYPE map_opcode( enum socket_opcode opcode, BOOL fragment )
{
switch (opcode)
{
case SOCKET_OPCODE_TEXT:
if (fragment) return WINHTTP_WEB_SOCKET_UTF8_FRAGMENT_BUFFER_TYPE;
return WINHTTP_WEB_SOCKET_UTF8_MESSAGE_BUFFER_TYPE;
case SOCKET_OPCODE_BINARY:
if (fragment) return WINHTTP_WEB_SOCKET_BINARY_FRAGMENT_BUFFER_TYPE;
return WINHTTP_WEB_SOCKET_BINARY_MESSAGE_BUFFER_TYPE;
case SOCKET_OPCODE_CLOSE:
return WINHTTP_WEB_SOCKET_CLOSE_BUFFER_TYPE;
default:
FIXME("opcode %02x not handled\n", opcode);
return ~0u;
}
}
static DWORD socket_receive( struct socket *socket, void *buf, DWORD len, DWORD *ret_len,
WINHTTP_WEB_SOCKET_BUFFER_TYPE *ret_type )
{
DWORD count, ret = ERROR_SUCCESS;
if (!socket->read_size)
{
for (;;)
{
if (!(ret = receive_frame( socket, &socket->read_size, &socket->opcode )))
{
if (!(socket->opcode & CONTROL_BIT) || (ret = handle_control_frame( socket ))
|| socket->opcode == SOCKET_OPCODE_CLOSE) break;
}
else if (ret == WSAETIMEDOUT) ret = socket_send_pong( socket );
if (ret) break;
}
}
if (!ret) ret = receive_bytes( socket, buf, min(len, socket->read_size), &count, FALSE );
if (!ret)
{
if (count < socket->read_size)
WARN("Short read.\n");
socket->read_size -= count;
*ret_len = count;
*ret_type = map_opcode( socket->opcode, socket->read_size != 0 );
}
return ret;
}
static void CALLBACK task_socket_receive( TP_CALLBACK_INSTANCE *instance, void *ctx, TP_WORK *work )
{
struct socket_receive *r = ctx;
DWORD ret, count, type;
TRACE("running %p\n", work);
ret = socket_receive( r->socket, r->buf, r->len, &count, &type );
if (receive_io_complete( r->socket ))
{
if (!ret)
{
WINHTTP_WEB_SOCKET_STATUS status;
status.dwBytesTransferred = count;
status.eBufferType = type;
send_callback( &r->socket->hdr, WINHTTP_CALLBACK_STATUS_READ_COMPLETE, &status, sizeof(status) );
}
else
{
WINHTTP_WEB_SOCKET_ASYNC_RESULT result;
result.AsyncResult.dwResult = API_READ_DATA;
result.AsyncResult.dwError = ret;
result.Operation = WINHTTP_WEB_SOCKET_RECEIVE_OPERATION;
send_callback( &r->socket->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
}
}
release_object( &r->socket->hdr );
free( r );
}
DWORD WINAPI WinHttpWebSocketReceive( HINTERNET hsocket, void *buf, DWORD len, DWORD *ret_len,
WINHTTP_WEB_SOCKET_BUFFER_TYPE *ret_type )
{
struct socket *socket;
DWORD ret;
TRACE("%p, %p, %u, %p, %p\n", hsocket, buf, len, ret_len, ret_type);
if (!buf || !len) return ERROR_INVALID_PARAMETER;
if (!(socket = (struct socket *)grab_object( hsocket ))) return ERROR_INVALID_HANDLE;
if (socket->hdr.type != WINHTTP_HANDLE_TYPE_SOCKET)
{
release_object( &socket->hdr );
return ERROR_WINHTTP_INCORRECT_HANDLE_TYPE;
}
if (!socket_can_receive( socket ))
{
release_object( &socket->hdr );
return ERROR_INVALID_OPERATION;
}
if (socket->request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
{
struct socket_receive *r;
if (!(r = malloc( sizeof(*r) ))) return FALSE;
r->socket = socket;
r->buf = buf;
r->len = len;
addref_object( &socket->hdr );
InterlockedIncrement( &socket->hdr.pending_receives );
if ((ret = queue_task( &socket->recv_q, task_socket_receive, r )))
{
InterlockedDecrement( &socket->hdr.pending_receives );
release_object( &socket->hdr );
free( r );
}
}
else ret = socket_receive( socket, buf, len, ret_len, ret_type );
release_object( &socket->hdr );
return ret;
}
static void socket_shutdown_complete( struct socket *socket, DWORD ret )
{
if (!ret) send_callback( &socket->hdr, WINHTTP_CALLBACK_STATUS_SHUTDOWN_COMPLETE, NULL, 0 );
else
{
WINHTTP_WEB_SOCKET_ASYNC_RESULT result;
result.AsyncResult.dwResult = API_WRITE_DATA;
result.AsyncResult.dwError = ret;
result.Operation = WINHTTP_WEB_SOCKET_SHUTDOWN_OPERATION;
send_callback( &socket->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
}
}
static void CALLBACK task_socket_shutdown( TP_CALLBACK_INSTANCE *instance, void *ctx, TP_WORK *work )
{
struct socket_shutdown *s = ctx;
DWORD ret;
TRACE("running %p\n", work);
if (s->complete_async) ret = complete_send_frame( s->socket, &s->ovr, s->reason );
else ret = send_frame( s->socket, SOCKET_OPCODE_CLOSE, s->status, s->reason, s->len, TRUE, NULL );
send_io_complete( &s->socket->hdr );
if (s->send_callback) socket_shutdown_complete( s->socket, ret );
release_object( &s->socket->hdr );
free( s );
}
static DWORD send_socket_shutdown( struct socket *socket, USHORT status, const void *reason, DWORD len,
BOOL send_callback)
{
DWORD ret;
if (socket->state < SOCKET_STATE_SHUTDOWN) socket->state = SOCKET_STATE_SHUTDOWN;
if (socket->request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
{
BOOL async_send, complete_async = FALSE;
struct socket_shutdown *s;
if (!(s = malloc( sizeof(*s) ))) return FALSE;
async_send = InterlockedIncrement( &socket->hdr.pending_sends ) > 1 || socket->hdr.recursion_count >= 3;
if (!async_send)
{
memset( &s->ovr, 0, sizeof(s->ovr) );
if ((ret = send_frame( socket, SOCKET_OPCODE_CLOSE, status, reason, len, TRUE, &s->ovr )) == WSA_IO_PENDING)
{
async_send = TRUE;
complete_async = TRUE;
}
}
if (async_send)
{
s->complete_async = complete_async;
s->socket = socket;
s->status = status;
memcpy( s->reason, reason, len );
s->len = len;
s->send_callback = send_callback;
addref_object( &socket->hdr );
if ((ret = queue_task( &socket->send_q, task_socket_shutdown, s )))
{
InterlockedDecrement( &socket->hdr.pending_sends );
release_object( &socket->hdr );
free( s );
}
}
else
{
InterlockedDecrement( &socket->hdr.pending_sends );
free( s );
if (send_callback)
{
socket_shutdown_complete( socket, ret );
ret = ERROR_SUCCESS;
}
}
}
else ret = send_frame( socket, SOCKET_OPCODE_CLOSE, status, reason, len, TRUE, NULL );
return ret;
}
DWORD WINAPI WinHttpWebSocketShutdown( HINTERNET hsocket, USHORT status, void *reason, DWORD len )
{
struct socket *socket;
DWORD ret;
TRACE("%p, %u, %p, %u\n", hsocket, status, reason, len);
if ((len && !reason) || len > sizeof(socket->reason)) return ERROR_INVALID_PARAMETER;
if (!(socket = (struct socket *)grab_object( hsocket ))) return ERROR_INVALID_HANDLE;
if (socket->hdr.type != WINHTTP_HANDLE_TYPE_SOCKET)
{
release_object( &socket->hdr );
return ERROR_WINHTTP_INCORRECT_HANDLE_TYPE;
}
if (socket->state >= SOCKET_STATE_SHUTDOWN)
{
release_object( &socket->hdr );
return ERROR_INVALID_OPERATION;
}
ret = send_socket_shutdown( socket, status, reason, len, TRUE );
release_object( &socket->hdr );
return ret;
}
static DWORD socket_close( struct socket *socket )
{
DWORD ret, count;
if (socket->close_frame_received) return socket->close_frame_receive_err;
if ((ret = socket_drain( socket ))) return ret;
while (1)
{
if ((ret = receive_frame( socket, &count, &socket->opcode ))) return ret;
if (socket->opcode == SOCKET_OPCODE_CLOSE) break;
socket->read_size = count;
if ((ret = socket_drain( socket ))) return ret;
}
return receive_close_status( socket, count );
}
static void socket_close_complete( struct socket *socket, DWORD ret )
{
if (!ret) send_callback( &socket->hdr, WINHTTP_CALLBACK_STATUS_CLOSE_COMPLETE, NULL, 0 );
else
{
WINHTTP_WEB_SOCKET_ASYNC_RESULT result;
result.AsyncResult.dwResult = API_READ_DATA; /* FIXME */
result.AsyncResult.dwError = ret;
result.Operation = WINHTTP_WEB_SOCKET_CLOSE_OPERATION;
send_callback( &socket->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
}
}
static void CALLBACK task_socket_close( TP_CALLBACK_INSTANCE *instance, void *ctx, TP_WORK *work )
{
struct socket_shutdown *s = ctx;
DWORD ret;
TRACE("running %p\n", work);
ret = socket_close( s->socket );
socket_close_complete( s->socket, ret );
release_object( &s->socket->hdr );
free( s );
}
DWORD WINAPI WinHttpWebSocketClose( HINTERNET hsocket, USHORT status, void *reason, DWORD len )
{
enum socket_state prev_state;
LONG pending_receives = 0;
struct socket *socket;
DWORD ret;
TRACE("%p, %u, %p, %u\n", hsocket, status, reason, len);
if ((len && !reason) || len > sizeof(socket->reason)) return ERROR_INVALID_PARAMETER;
if (!(socket = (struct socket *)grab_object( hsocket ))) return ERROR_INVALID_HANDLE;
if (socket->hdr.type != WINHTTP_HANDLE_TYPE_SOCKET)
{
release_object( &socket->hdr );
return ERROR_WINHTTP_INCORRECT_HANDLE_TYPE;
}
if (socket->state >= SOCKET_STATE_CLOSED)
{
release_object( &socket->hdr );
return ERROR_INVALID_OPERATION;
}
prev_state = socket->state;
socket->state = SOCKET_STATE_CLOSED;
if (socket->request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
{
/* When closing the socket pending receives are cancelled. Setting socket->hdr.pending_receives to zero
* will prevent pending receives from sending callbacks. */
pending_receives = InterlockedExchange( &socket->hdr.pending_receives, 0 );
assert( pending_receives >= 0 );
if (pending_receives)
{
WINHTTP_WEB_SOCKET_ASYNC_RESULT result;
result.AsyncResult.dwResult = 0;
result.AsyncResult.dwError = ERROR_WINHTTP_OPERATION_CANCELLED;
result.Operation = WINHTTP_WEB_SOCKET_RECEIVE_OPERATION;
send_callback( &socket->hdr, WINHTTP_CALLBACK_STATUS_REQUEST_ERROR, &result, sizeof(result) );
}
}
if (prev_state < SOCKET_STATE_SHUTDOWN
&& (ret = send_socket_shutdown( socket, status, reason, len, FALSE ))) goto done;
if (!pending_receives && socket->close_frame_received)
{
if (socket->request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
socket_close_complete( socket, socket->close_frame_receive_err );
goto done;
}
if (socket->request->connect->hdr.flags & WINHTTP_FLAG_ASYNC)
{
struct socket_shutdown *s;
if (!(s = calloc( 1, sizeof(*s) ))) return FALSE;
s->socket = socket;
addref_object( &socket->hdr );
if ((ret = queue_task( &socket->recv_q, task_socket_close, s )))
{
release_object( &socket->hdr );
free( s );
}
}
else ret = socket_close( socket );
done:
release_object( &socket->hdr );
return ret;
}
DWORD WINAPI WinHttpWebSocketQueryCloseStatus( HINTERNET hsocket, USHORT *status, void *reason, DWORD len,
DWORD *ret_len )
{
struct socket *socket;
DWORD ret;
TRACE("%p, %p, %p, %u, %p\n", hsocket, status, reason, len, ret_len);
if (!status || (len && !reason) || !ret_len) return ERROR_INVALID_PARAMETER;
if (!(socket = (struct socket *)grab_object( hsocket ))) return ERROR_INVALID_HANDLE;
if (socket->hdr.type != WINHTTP_HANDLE_TYPE_SOCKET)
{
release_object( &socket->hdr );
return ERROR_WINHTTP_INCORRECT_HANDLE_TYPE;
}
if (!socket->close_frame_received || socket->close_frame_receive_err)
{
ret = socket->close_frame_received ? socket->close_frame_receive_err : ERROR_INVALID_OPERATION;
release_object( &socket->hdr );
return ret;
}
*status = socket->status;
*ret_len = socket->reason_len;
if (socket->reason_len > len) ret = ERROR_INSUFFICIENT_BUFFER;
else
{
memcpy( reason, socket->reason, socket->reason_len );
ret = ERROR_SUCCESS;
}
release_object( &socket->hdr );
return ret;
}
enum request_state
{
REQUEST_STATE_INITIALIZED,
REQUEST_STATE_CANCELLED,
REQUEST_STATE_OPEN,
REQUEST_STATE_SENT,
REQUEST_STATE_RESPONSE_RECEIVED
};
struct winhttp_request
{
IWinHttpRequest IWinHttpRequest_iface;
LONG refs;
CRITICAL_SECTION cs;
enum request_state state;
HINTERNET hsession;
HINTERNET hconnect;
HINTERNET hrequest;
VARIANT data;
WCHAR *verb;
HANDLE done;
HANDLE wait;
HANDLE cancel;
BOOL proc_running;
char *buffer;
DWORD offset;
DWORD bytes_available;
DWORD bytes_read;
DWORD error;
DWORD logon_policy;
DWORD disable_feature;
LONG resolve_timeout;
LONG connect_timeout;
LONG send_timeout;
LONG receive_timeout;
WINHTTP_PROXY_INFO proxy;
BOOL async;
UINT url_codepage;
};
static inline struct winhttp_request *impl_from_IWinHttpRequest( IWinHttpRequest *iface )
{
return CONTAINING_RECORD( iface, struct winhttp_request, IWinHttpRequest_iface );
}
static ULONG WINAPI winhttp_request_AddRef(
IWinHttpRequest *iface )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
return InterlockedIncrement( &request->refs );
}
/* critical section must be held */
static void cancel_request( struct winhttp_request *request )
{
if (request->state <= REQUEST_STATE_CANCELLED) return;
if (request->proc_running)
{
SetEvent( request->cancel );
LeaveCriticalSection( &request->cs );
WaitForSingleObject( request->done, INFINITE );
EnterCriticalSection( &request->cs );
}
request->state = REQUEST_STATE_CANCELLED;
}
/* critical section must be held */
static void free_request( struct winhttp_request *request )
{
if (request->state < REQUEST_STATE_INITIALIZED) return;
WinHttpCloseHandle( request->hrequest );
WinHttpCloseHandle( request->hconnect );
WinHttpCloseHandle( request->hsession );
CloseHandle( request->done );
CloseHandle( request->wait );
CloseHandle( request->cancel );
free( request->proxy.lpszProxy );
free( request->proxy.lpszProxyBypass );
free( request->buffer );
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 );
free( request );
}
return refs;
}
static HRESULT WINAPI winhttp_request_QueryInterface(
IWinHttpRequest *iface,
REFIID riid,
void **obj )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
TRACE("%p, %s, %p\n", request, debugstr_guid(riid), obj );
if (IsEqualGUID( riid, &IID_IWinHttpRequest ) ||
IsEqualGUID( riid, &IID_IDispatch ) ||
IsEqualGUID( riid, &IID_IUnknown ))
{
*obj = iface;
}
else
{
FIXME("interface %s not implemented\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
IWinHttpRequest_AddRef( iface );
return S_OK;
}
static HRESULT WINAPI winhttp_request_GetTypeInfoCount(
IWinHttpRequest *iface,
UINT *count )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
TRACE("%p, %p\n", request, count);
*count = 1;
return S_OK;
}
enum type_id
{
IWinHttpRequest_tid,
last_tid
};
static ITypeLib *winhttp_typelib;
static ITypeInfo *winhttp_typeinfo[last_tid];
static REFIID winhttp_tid_id[] =
{
&IID_IWinHttpRequest
};
static HRESULT get_typeinfo( enum type_id tid, ITypeInfo **ret )
{
HRESULT hr;
if (!winhttp_typelib)
{
ITypeLib *typelib;
hr = LoadRegTypeLib( &LIBID_WinHttp, 5, 1, LOCALE_SYSTEM_DEFAULT, &typelib );
if (FAILED(hr))
{
ERR("LoadRegTypeLib failed: %08x\n", hr);
return hr;
}
if (InterlockedCompareExchangePointer( (void **)&winhttp_typelib, typelib, NULL ))
ITypeLib_Release( typelib );
}
if (!winhttp_typeinfo[tid])
{
ITypeInfo *typeinfo;
hr = ITypeLib_GetTypeInfoOfGuid( winhttp_typelib, winhttp_tid_id[tid], &typeinfo );
if (FAILED(hr))
{
ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(winhttp_tid_id[tid]), hr);
return hr;
}
if (InterlockedCompareExchangePointer( (void **)(winhttp_typeinfo + tid), typeinfo, NULL ))
ITypeInfo_Release( typeinfo );
}
*ret = winhttp_typeinfo[tid];
ITypeInfo_AddRef(winhttp_typeinfo[tid]);
return S_OK;
}
void release_typelib(void)
{
unsigned i;
for (i = 0; i < ARRAY_SIZE(winhttp_typeinfo); i++)
if (winhttp_typeinfo[i])
ITypeInfo_Release(winhttp_typeinfo[i]);
if (winhttp_typelib)
ITypeLib_Release(winhttp_typelib);
}
static HRESULT WINAPI winhttp_request_GetTypeInfo(
IWinHttpRequest *iface,
UINT index,
LCID lcid,
ITypeInfo **info )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
TRACE("%p, %u, %u, %p\n", request, index, lcid, info);
return get_typeinfo( IWinHttpRequest_tid, info );
}
static HRESULT WINAPI winhttp_request_GetIDsOfNames(
IWinHttpRequest *iface,
REFIID riid,
LPOLESTR *names,
UINT count,
LCID lcid,
DISPID *dispid )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
ITypeInfo *typeinfo;
HRESULT hr;
TRACE("%p, %s, %p, %u, %u, %p\n", request, debugstr_guid(riid), names, count, lcid, dispid);
if (!names || !count || !dispid) return E_INVALIDARG;
hr = get_typeinfo( IWinHttpRequest_tid, &typeinfo );
if (SUCCEEDED(hr))
{
hr = ITypeInfo_GetIDsOfNames( typeinfo, names, count, dispid );
ITypeInfo_Release( typeinfo );
}
return hr;
}
static HRESULT WINAPI winhttp_request_Invoke(
IWinHttpRequest *iface,
DISPID member,
REFIID riid,
LCID lcid,
WORD flags,
DISPPARAMS *params,
VARIANT *result,
EXCEPINFO *excep_info,
UINT *arg_err )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
ITypeInfo *typeinfo;
HRESULT hr;
TRACE("%p, %d, %s, %d, %d, %p, %p, %p, %p\n", request, member, debugstr_guid(riid),
lcid, flags, params, result, excep_info, arg_err);
if (!IsEqualIID( riid, &IID_NULL )) return DISP_E_UNKNOWNINTERFACE;
if (member == DISPID_HTTPREQUEST_OPTION)
{
VARIANT ret_value, option;
UINT err_pos;
if (!result) result = &ret_value;
if (!arg_err) arg_err = &err_pos;
VariantInit( &option );
VariantInit( result );
if (!flags) return S_OK;
if (flags == DISPATCH_PROPERTYPUT)
{
hr = DispGetParam( params, 0, VT_I4, &option, arg_err );
if (FAILED(hr)) return hr;
hr = IWinHttpRequest_put_Option( &request->IWinHttpRequest_iface, V_I4( &option ), params->rgvarg[0] );
if (FAILED(hr))
WARN("put_Option(%d) failed: %x\n", V_I4( &option ), hr);
return hr;
}
else if (flags & (DISPATCH_PROPERTYGET | DISPATCH_METHOD))
{
hr = DispGetParam( params, 0, VT_I4, &option, arg_err );
if (FAILED(hr)) return hr;
hr = IWinHttpRequest_get_Option( &request->IWinHttpRequest_iface, V_I4( &option ), result );
if (FAILED(hr))
WARN("get_Option(%d) failed: %x\n", V_I4( &option ), hr);
return hr;
}
FIXME("unsupported flags %x\n", flags);
return E_NOTIMPL;
}
/* fallback to standard implementation */
hr = get_typeinfo( IWinHttpRequest_tid, &typeinfo );
if (SUCCEEDED(hr))
{
hr = ITypeInfo_Invoke( typeinfo, &request->IWinHttpRequest_iface, member, flags,
params, result, excep_info, arg_err );
ITypeInfo_Release( typeinfo );
}
return hr;
}
static HRESULT WINAPI winhttp_request_SetProxy(
IWinHttpRequest *iface,
HTTPREQUEST_PROXY_SETTING proxy_setting,
VARIANT proxy_server,
VARIANT bypass_list )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
DWORD err = ERROR_SUCCESS;
TRACE("%p, %u, %s, %s\n", request, proxy_setting, debugstr_variant(&proxy_server),
debugstr_variant(&bypass_list));
EnterCriticalSection( &request->cs );
switch (proxy_setting)
{
case HTTPREQUEST_PROXYSETTING_DEFAULT:
request->proxy.dwAccessType = WINHTTP_ACCESS_TYPE_DEFAULT_PROXY;
free( request->proxy.lpszProxy );
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;
free( request->proxy.lpszProxy );
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)
{
free( request->proxy.lpszProxy );
request->proxy.lpszProxy = strdupW( V_BSTR( &proxy_server ) );
}
if (V_VT( &bypass_list ) == VT_BSTR)
{
free( request->proxy.lpszProxyBypass );
request->proxy.lpszProxyBypass = strdupW( V_BSTR( &bypass_list ) );
}
break;
default:
err = ERROR_INVALID_PARAMETER;
break;
}
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
static HRESULT WINAPI winhttp_request_SetCredentials(
IWinHttpRequest *iface,
BSTR username,
BSTR password,
HTTPREQUEST_SETCREDENTIALS_FLAGS flags )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
DWORD target, scheme = WINHTTP_AUTH_SCHEME_BASIC; /* FIXME: query supported schemes */
DWORD err = ERROR_SUCCESS;
TRACE("%p, %s, %p, 0x%08x\n", request, debugstr_w(username), password, flags);
EnterCriticalSection( &request->cs );
if (request->state < REQUEST_STATE_OPEN)
{
err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_OPEN;
goto done;
}
switch (flags)
{
case HTTPREQUEST_SETCREDENTIALS_FOR_SERVER:
target = WINHTTP_AUTH_TARGET_SERVER;
break;
case HTTPREQUEST_SETCREDENTIALS_FOR_PROXY:
target = WINHTTP_AUTH_TARGET_PROXY;
break;
default:
err = ERROR_INVALID_PARAMETER;
goto done;
}
if (!WinHttpSetCredentials( request->hrequest, target, scheme, username, password, NULL ))
{
err = GetLastError();
}
done:
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
static void initialize_request( struct winhttp_request *request )
{
request->wait = CreateEventW( NULL, FALSE, FALSE, NULL );
request->cancel = CreateEventW( NULL, FALSE, FALSE, NULL );
request->done = CreateEventW( NULL, FALSE, FALSE, NULL );
request->connect_timeout = 60000;
request->send_timeout = 30000;
request->receive_timeout = 30000;
request->url_codepage = CP_UTF8;
VariantInit( &request->data );
request->state = REQUEST_STATE_INITIALIZED;
}
static void reset_request( struct winhttp_request *request )
{
cancel_request( request );
WinHttpCloseHandle( request->hrequest );
request->hrequest = NULL;
WinHttpCloseHandle( request->hconnect );
request->hconnect = NULL;
free( request->buffer );
request->buffer = NULL;
free( request->verb );
request->verb = NULL;
request->offset = 0;
request->bytes_available = 0;
request->bytes_read = 0;
request->error = ERROR_SUCCESS;
request->logon_policy = 0;
request->disable_feature = 0;
request->async = FALSE;
request->connect_timeout = 60000;
request->send_timeout = 30000;
request->receive_timeout = 30000;
request->url_codepage = CP_UTF8;
free( request->proxy.lpszProxy );
request->proxy.lpszProxy = NULL;
free( request->proxy.lpszProxyBypass );
request->proxy.lpszProxyBypass = NULL;
VariantClear( &request->data );
request->state = REQUEST_STATE_INITIALIZED;
}
static HRESULT WINAPI winhttp_request_Open(
IWinHttpRequest *iface,
BSTR method,
BSTR url,
VARIANT async )
{
static const WCHAR httpsW[] = {'h','t','t','p','s'};
static const WCHAR *acceptW[] = {L"*/*", NULL};
static const WCHAR user_agentW[] = L"Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)";
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
URL_COMPONENTS uc;
WCHAR *hostname, *path = NULL, *verb = NULL;
DWORD err = ERROR_OUTOFMEMORY, len, flags = 0;
TRACE("%p, %s, %s, %s\n", request, debugstr_w(method), debugstr_w(url),
debugstr_variant(&async));
if (!method || !url) return E_INVALIDARG;
memset( &uc, 0, sizeof(uc) );
uc.dwStructSize = sizeof(uc);
uc.dwSchemeLength = ~0u;
uc.dwHostNameLength = ~0u;
uc.dwUrlPathLength = ~0u;
uc.dwExtraInfoLength = ~0u;
if (!WinHttpCrackUrl( url, 0, 0, &uc )) return HRESULT_FROM_WIN32( GetLastError() );
EnterCriticalSection( &request->cs );
reset_request( request );
if (!(hostname = malloc( (uc.dwHostNameLength + 1) * sizeof(WCHAR) ))) goto error;
memcpy( hostname, uc.lpszHostName, uc.dwHostNameLength * sizeof(WCHAR) );
hostname[uc.dwHostNameLength] = 0;
if (!(path = malloc( (uc.dwUrlPathLength + uc.dwExtraInfoLength + 1) * sizeof(WCHAR) ))) goto error;
memcpy( path, uc.lpszUrlPath, (uc.dwUrlPathLength + uc.dwExtraInfoLength) * sizeof(WCHAR) );
path[uc.dwUrlPathLength + uc.dwExtraInfoLength] = 0;
if (!(verb = strdupW( method ))) goto error;
if (SUCCEEDED( VariantChangeType( &async, &async, 0, VT_BOOL )) && V_BOOL( &async )) request->async = TRUE;
else request->async = FALSE;
if (!request->hsession)
{
if (!(request->hsession = WinHttpOpen( user_agentW, WINHTTP_ACCESS_TYPE_DEFAULT_PROXY, NULL, NULL,
WINHTTP_FLAG_ASYNC )))
{
err = GetLastError();
goto error;
}
if (!(request->hconnect = WinHttpConnect( request->hsession, hostname, uc.nPort, 0 )))
{
WinHttpCloseHandle( request->hsession );
request->hsession = NULL;
err = GetLastError();
goto error;
}
}
else if (!(request->hconnect = WinHttpConnect( request->hsession, hostname, uc.nPort, 0 )))
{
err = GetLastError();
goto error;
}
len = ARRAY_SIZE( httpsW );
if (uc.dwSchemeLength == len && !memcmp( uc.lpszScheme, httpsW, len * sizeof(WCHAR) ))
{
flags |= WINHTTP_FLAG_SECURE;
}
if (!(request->hrequest = WinHttpOpenRequest( request->hconnect, method, path, NULL, NULL, acceptW, flags )))
{
err = GetLastError();
goto error;
}
WinHttpSetOption( request->hrequest, WINHTTP_OPTION_CONTEXT_VALUE, &request, sizeof(request) );
request->state = REQUEST_STATE_OPEN;
request->verb = verb;
free( hostname );
free( path );
LeaveCriticalSection( &request->cs );
return S_OK;
error:
WinHttpCloseHandle( request->hconnect );
request->hconnect = NULL;
free( hostname );
free( path );
free( verb );
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
static HRESULT WINAPI winhttp_request_SetRequestHeader(
IWinHttpRequest *iface,
BSTR header,
BSTR value )
{
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 = lstrlenW( header ) + 4;
if (value) len += lstrlenW( value );
if (!(str = malloc( (len + 1) * sizeof(WCHAR) )))
{
err = ERROR_OUTOFMEMORY;
goto done;
}
swprintf( str, len + 1, L"%s: %s\r\n", header, value ? value : L"" );
if (!WinHttpAddRequestHeaders( request->hrequest, str, len,
WINHTTP_ADDREQ_FLAG_ADD | WINHTTP_ADDREQ_FLAG_REPLACE ))
{
err = GetLastError();
}
free( str );
done:
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
static HRESULT WINAPI winhttp_request_GetResponseHeader(
IWinHttpRequest *iface,
BSTR header,
BSTR *value )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
DWORD size, err = ERROR_SUCCESS;
TRACE("%p, %p\n", request, header);
EnterCriticalSection( &request->cs );
if (request->state < REQUEST_STATE_SENT)
{
err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND;
goto done;
}
if (!header || !value)
{
err = ERROR_INVALID_PARAMETER;
goto done;
}
size = 0;
if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_CUSTOM, header, NULL, &size, NULL ))
{
err = GetLastError();
if (err != ERROR_INSUFFICIENT_BUFFER) goto done;
}
if (!(*value = SysAllocStringLen( NULL, size / sizeof(WCHAR) )))
{
err = ERROR_OUTOFMEMORY;
goto done;
}
err = ERROR_SUCCESS;
if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_CUSTOM, header, *value, &size, NULL ))
{
err = GetLastError();
SysFreeString( *value );
}
done:
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
static HRESULT WINAPI winhttp_request_GetAllResponseHeaders(
IWinHttpRequest *iface,
BSTR *headers )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
DWORD size, err = ERROR_SUCCESS;
TRACE("%p, %p\n", request, headers);
if (!headers) return E_INVALIDARG;
EnterCriticalSection( &request->cs );
if (request->state < REQUEST_STATE_SENT)
{
err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND;
goto done;
}
size = 0;
if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_RAW_HEADERS_CRLF, NULL, NULL, &size, NULL ))
{
err = GetLastError();
if (err != ERROR_INSUFFICIENT_BUFFER) goto done;
}
if (!(*headers = SysAllocStringLen( NULL, size / sizeof(WCHAR) )))
{
err = ERROR_OUTOFMEMORY;
goto done;
}
err = ERROR_SUCCESS;
if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_RAW_HEADERS_CRLF, NULL, *headers, &size, NULL ))
{
err = GetLastError();
SysFreeString( *headers );
}
done:
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
static void CALLBACK wait_status_callback( HINTERNET handle, DWORD_PTR context, DWORD status, LPVOID buffer, DWORD size )
{
struct winhttp_request *request = (struct winhttp_request *)context;
switch (status)
{
case WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE:
request->bytes_available = *(DWORD *)buffer;
request->error = ERROR_SUCCESS;
break;
case WINHTTP_CALLBACK_STATUS_READ_COMPLETE:
request->bytes_read = size;
request->error = ERROR_SUCCESS;
break;
case WINHTTP_CALLBACK_STATUS_REQUEST_ERROR:
{
WINHTTP_ASYNC_RESULT *result = (WINHTTP_ASYNC_RESULT *)buffer;
request->error = result->dwError;
break;
}
default:
request->error = ERROR_SUCCESS;
break;
}
SetEvent( request->wait );
}
static void wait_set_status_callback( struct winhttp_request *request, DWORD status )
{
status |= WINHTTP_CALLBACK_STATUS_REQUEST_ERROR;
WinHttpSetStatusCallback( request->hrequest, wait_status_callback, status, 0 );
}
static DWORD wait_for_completion( struct winhttp_request *request )
{
HANDLE handles[2] = { request->wait, request->cancel };
DWORD ret;
switch (WaitForMultipleObjects( 2, handles, FALSE, INFINITE ))
{
case WAIT_OBJECT_0:
ret = request->error;
break;
case WAIT_OBJECT_0 + 1:
ret = request->error = ERROR_CANCELLED;
SetEvent( request->done );
break;
default:
ret = request->error = GetLastError();
break;
}
return ret;
}
static HRESULT request_receive( struct winhttp_request *request )
{
DWORD err, size, buflen = 4096;
wait_set_status_callback( request, WINHTTP_CALLBACK_STATUS_HEADERS_AVAILABLE );
if (!WinHttpReceiveResponse( request->hrequest, NULL ))
{
return HRESULT_FROM_WIN32( GetLastError() );
}
if ((err = wait_for_completion( request ))) return HRESULT_FROM_WIN32( err );
if (!wcscmp( request->verb, L"HEAD" ))
{
request->state = REQUEST_STATE_RESPONSE_RECEIVED;
return S_OK;
}
if (!(request->buffer = malloc( buflen ))) return E_OUTOFMEMORY;
request->buffer[0] = 0;
size = 0;
do
{
wait_set_status_callback( request, WINHTTP_CALLBACK_STATUS_DATA_AVAILABLE );
if (!WinHttpQueryDataAvailable( request->hrequest, &request->bytes_available ))
{
err = GetLastError();
goto error;
}
if ((err = wait_for_completion( request ))) goto error;
if (!request->bytes_available) break;
size += request->bytes_available;
if (buflen < size)
{
char *tmp;
while (buflen < size) buflen *= 2;
if (!(tmp = realloc( request->buffer, buflen )))
{
err = ERROR_OUTOFMEMORY;
goto error;
}
request->buffer = tmp;
}
wait_set_status_callback( request, WINHTTP_CALLBACK_STATUS_READ_COMPLETE );
if (!WinHttpReadData( request->hrequest, request->buffer + request->offset,
request->bytes_available, &request->bytes_read ))
{
err = GetLastError();
goto error;
}
if ((err = wait_for_completion( request ))) goto error;
request->offset += request->bytes_read;
} while (request->bytes_read);
request->state = REQUEST_STATE_RESPONSE_RECEIVED;
return S_OK;
error:
free( request->buffer );
request->buffer = NULL;
return HRESULT_FROM_WIN32( err );
}
static DWORD request_set_parameters( struct winhttp_request *request )
{
if (!WinHttpSetOption( request->hrequest, WINHTTP_OPTION_PROXY, &request->proxy,
sizeof(request->proxy) )) return GetLastError();
if (!WinHttpSetOption( request->hrequest, WINHTTP_OPTION_AUTOLOGON_POLICY, &request->logon_policy,
sizeof(request->logon_policy) )) return GetLastError();
if (!WinHttpSetOption( request->hrequest, WINHTTP_OPTION_DISABLE_FEATURE, &request->disable_feature,
sizeof(request->disable_feature) )) return GetLastError();
if (!WinHttpSetTimeouts( request->hrequest,
request->resolve_timeout,
request->connect_timeout,
request->send_timeout,
request->receive_timeout )) return GetLastError();
return ERROR_SUCCESS;
}
static void request_set_utf8_content_type( struct winhttp_request *request )
{
WCHAR headerW[64];
int len;
len = swprintf( headerW, ARRAY_SIZE(headerW), L"%s: %s", L"Content-Type", L"text/plain" );
WinHttpAddRequestHeaders( request->hrequest, headerW, len, WINHTTP_ADDREQ_FLAG_ADD_IF_NEW );
len = swprintf( headerW, ARRAY_SIZE(headerW), L"%s: %s", L"Content-Type", L"charset=utf-8" );
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 (wcscmp( request->verb, L"GET" ))
{
VariantInit( &data );
if (V_VT( &request->data ) == VT_BSTR)
{
UINT cp = CP_ACP;
const WCHAR *str = V_BSTR( &request->data );
int i, len = lstrlenW( 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 = malloc( size ))) return E_OUTOFMEMORY;
WideCharToMultiByte( cp, 0, str, len, ptr, size, NULL, NULL );
if (cp == CP_UTF8) request_set_utf8_content_type( request );
}
else if (VariantChangeType( &data, &request->data, 0, VT_ARRAY|VT_UI1 ) == S_OK)
{
sa = V_ARRAY( &data );
if ((hr = SafeArrayAccessData( sa, (void **)&ptr )) != S_OK) return hr;
if ((hr = SafeArrayGetUBound( sa, 1, &size )) != S_OK)
{
SafeArrayUnaccessData( sa );
return hr;
}
size++;
}
}
wait_set_status_callback( request, WINHTTP_CALLBACK_STATUS_REQUEST_SENT );
if (!WinHttpSendRequest( request->hrequest, NULL, 0, ptr, size, size, 0 ))
{
err = GetLastError();
goto error;
}
if ((err = wait_for_completion( request ))) goto error;
if (sa) SafeArrayUnaccessData( sa );
else free( ptr );
request->state = REQUEST_STATE_SENT;
return S_OK;
error:
if (sa) SafeArrayUnaccessData( sa );
else free( ptr );
return HRESULT_FROM_WIN32( err );
}
static void CALLBACK send_and_receive_proc( TP_CALLBACK_INSTANCE *instance, void *ctx )
{
struct winhttp_request *request = (struct winhttp_request *)ctx;
if (request_send( request ) == S_OK) request_receive( request );
SetEvent( request->done );
}
/* critical section must be held */
static DWORD request_wait( struct winhttp_request *request, DWORD timeout )
{
HANDLE done = request->done;
DWORD err, ret;
LeaveCriticalSection( &request->cs );
while ((err = MsgWaitForMultipleObjects( 1, &done, FALSE, timeout, QS_ALLINPUT )) == WAIT_OBJECT_0 + 1)
{
MSG msg;
while (PeekMessageW( &msg, NULL, 0, 0, PM_REMOVE ))
{
TranslateMessage( &msg );
DispatchMessageW( &msg );
}
}
switch (err)
{
case WAIT_OBJECT_0:
ret = request->error;
break;
case WAIT_TIMEOUT:
ret = ERROR_TIMEOUT;
break;
default:
ret = GetLastError();
break;
}
EnterCriticalSection( &request->cs );
if (err == WAIT_OBJECT_0) request->proc_running = FALSE;
return ret;
}
static HRESULT WINAPI winhttp_request_Send(
IWinHttpRequest *iface,
VARIANT body )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
HRESULT hr;
TRACE("%p, %s\n", request, debugstr_variant(&body));
EnterCriticalSection( &request->cs );
if (request->state < REQUEST_STATE_OPEN)
{
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( ERROR_WINHTTP_CANNOT_CALL_BEFORE_OPEN );
}
if (request->state >= REQUEST_STATE_SENT)
{
LeaveCriticalSection( &request->cs );
return S_OK;
}
VariantClear( &request->data );
if ((hr = VariantCopyInd( &request->data, &body )) != S_OK)
{
LeaveCriticalSection( &request->cs );
return hr;
}
if (!TrySubmitThreadpoolCallback( send_and_receive_proc, request, NULL ))
{
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( GetLastError() );
}
request->proc_running = TRUE;
if (!request->async)
{
hr = HRESULT_FROM_WIN32( request_wait( request, INFINITE ) );
}
LeaveCriticalSection( &request->cs );
return hr;
}
static HRESULT WINAPI winhttp_request_get_Status(
IWinHttpRequest *iface,
LONG *status )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
DWORD err = ERROR_SUCCESS, flags, status_code, len = sizeof(status_code), index = 0;
TRACE("%p, %p\n", request, status);
if (!status) return E_INVALIDARG;
EnterCriticalSection( &request->cs );
if (request->state < REQUEST_STATE_SENT)
{
err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND;
goto done;
}
flags = WINHTTP_QUERY_STATUS_CODE | WINHTTP_QUERY_FLAG_NUMBER;
if (!WinHttpQueryHeaders( request->hrequest, flags, NULL, &status_code, &len, &index ))
{
err = GetLastError();
goto done;
}
*status = status_code;
done:
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
static HRESULT WINAPI winhttp_request_get_StatusText(
IWinHttpRequest *iface,
BSTR *status )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
DWORD err = ERROR_SUCCESS, len = 0, index = 0;
TRACE("%p, %p\n", request, status);
if (!status) return E_INVALIDARG;
EnterCriticalSection( &request->cs );
if (request->state < REQUEST_STATE_SENT)
{
err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND;
goto done;
}
if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_STATUS_TEXT, NULL, NULL, &len, &index ))
{
err = GetLastError();
if (err != ERROR_INSUFFICIENT_BUFFER) goto done;
}
if (!(*status = SysAllocStringLen( NULL, len / sizeof(WCHAR) )))
{
err = ERROR_OUTOFMEMORY;
goto done;
}
index = 0;
err = ERROR_SUCCESS;
if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_STATUS_TEXT, NULL, *status, &len, &index ))
{
err = GetLastError();
SysFreeString( *status );
}
done:
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
static DWORD request_get_codepage( struct winhttp_request *request, UINT *codepage )
{
WCHAR *buffer, *p;
DWORD size;
*codepage = CP_ACP;
if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_CONTENT_TYPE, NULL, NULL, &size, NULL ) &&
GetLastError() == ERROR_INSUFFICIENT_BUFFER)
{
if (!(buffer = malloc( size ))) return ERROR_OUTOFMEMORY;
if (!WinHttpQueryHeaders( request->hrequest, WINHTTP_QUERY_CONTENT_TYPE, NULL, buffer, &size, NULL ))
{
return GetLastError();
}
if ((p = wcsstr( buffer, L"charset" )))
{
p += lstrlenW( L"charset" );
while (*p == ' ') p++;
if (*p++ == '=')
{
while (*p == ' ') p++;
if (!wcsicmp( p, L"utf-8" )) *codepage = CP_UTF8;
}
}
free( buffer );
}
return ERROR_SUCCESS;
}
static HRESULT WINAPI winhttp_request_get_ResponseText(
IWinHttpRequest *iface,
BSTR *body )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
UINT codepage;
DWORD err = ERROR_SUCCESS;
int len;
TRACE("%p, %p\n", request, body);
if (!body) return E_INVALIDARG;
EnterCriticalSection( &request->cs );
if (request->state < REQUEST_STATE_SENT)
{
err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND;
goto done;
}
if ((err = request_get_codepage( request, &codepage ))) goto done;
len = MultiByteToWideChar( codepage, 0, request->buffer, request->offset, NULL, 0 );
if (!(*body = SysAllocStringLen( NULL, len )))
{
err = ERROR_OUTOFMEMORY;
goto done;
}
MultiByteToWideChar( codepage, 0, request->buffer, request->offset, *body, len );
(*body)[len] = 0;
done:
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
static HRESULT WINAPI winhttp_request_get_ResponseBody(
IWinHttpRequest *iface,
VARIANT *body )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
SAFEARRAY *sa;
HRESULT hr;
DWORD err = ERROR_SUCCESS;
char *ptr;
TRACE("%p, %p\n", request, body);
if (!body) return E_INVALIDARG;
EnterCriticalSection( &request->cs );
if (request->state < REQUEST_STATE_SENT)
{
err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND;
goto done;
}
if (!(sa = SafeArrayCreateVector( VT_UI1, 0, request->offset )))
{
err = ERROR_OUTOFMEMORY;
goto done;
}
if ((hr = SafeArrayAccessData( sa, (void **)&ptr )) != S_OK)
{
SafeArrayDestroy( sa );
LeaveCriticalSection( &request->cs );
return hr;
}
memcpy( ptr, request->buffer, request->offset );
if ((hr = SafeArrayUnaccessData( sa )) != S_OK)
{
SafeArrayDestroy( sa );
LeaveCriticalSection( &request->cs );
return hr;
}
V_VT( body ) = VT_ARRAY|VT_UI1;
V_ARRAY( body ) = sa;
done:
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
struct stream
{
IStream IStream_iface;
LONG refs;
char *data;
ULARGE_INTEGER pos, size;
};
static inline struct stream *impl_from_IStream( IStream *iface )
{
return CONTAINING_RECORD( iface, struct stream, IStream_iface );
}
static HRESULT WINAPI stream_QueryInterface( IStream *iface, REFIID riid, void **obj )
{
struct stream *stream = impl_from_IStream( iface );
TRACE("%p, %s, %p\n", stream, debugstr_guid(riid), obj);
if (IsEqualGUID( riid, &IID_IStream ) || IsEqualGUID( riid, &IID_IUnknown ))
{
*obj = iface;
}
else
{
FIXME("interface %s not implemented\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
IStream_AddRef( iface );
return S_OK;
}
static ULONG WINAPI stream_AddRef( IStream *iface )
{
struct stream *stream = impl_from_IStream( iface );
return InterlockedIncrement( &stream->refs );
}
static ULONG WINAPI stream_Release( IStream *iface )
{
struct stream *stream = impl_from_IStream( iface );
LONG refs = InterlockedDecrement( &stream->refs );
if (!refs)
{
free( stream->data );
free( stream );
}
return refs;
}
static HRESULT WINAPI stream_Read( IStream *iface, void *buf, ULONG len, ULONG *read )
{
struct stream *stream = impl_from_IStream( iface );
ULONG size;
if (stream->pos.QuadPart >= stream->size.QuadPart)
{
*read = 0;
return S_FALSE;
}
size = min( stream->size.QuadPart - stream->pos.QuadPart, len );
memcpy( buf, stream->data + stream->pos.QuadPart, size );
stream->pos.QuadPart += size;
*read = size;
return S_OK;
}
static HRESULT WINAPI stream_Write( IStream *iface, const void *buf, ULONG len, ULONG *written )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI stream_Seek( IStream *iface, LARGE_INTEGER move, DWORD origin, ULARGE_INTEGER *newpos )
{
struct stream *stream = impl_from_IStream( iface );
if (origin == STREAM_SEEK_SET)
stream->pos.QuadPart = move.QuadPart;
else if (origin == STREAM_SEEK_CUR)
stream->pos.QuadPart += move.QuadPart;
else if (origin == STREAM_SEEK_END)
stream->pos.QuadPart = stream->size.QuadPart - move.QuadPart;
if (newpos) newpos->QuadPart = stream->pos.QuadPart;
return S_OK;
}
static HRESULT WINAPI stream_SetSize( IStream *iface, ULARGE_INTEGER newsize )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI stream_CopyTo( IStream *iface, IStream *stream, ULARGE_INTEGER len, ULARGE_INTEGER *read,
ULARGE_INTEGER *written )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI stream_Commit( IStream *iface, DWORD flags )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI stream_Revert( IStream *iface )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI stream_LockRegion( IStream *iface, ULARGE_INTEGER offset, ULARGE_INTEGER len, DWORD locktype )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI stream_UnlockRegion( IStream *iface, ULARGE_INTEGER offset, ULARGE_INTEGER len, DWORD locktype )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI stream_Stat( IStream *iface, STATSTG *stg, DWORD flag )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI stream_Clone( IStream *iface, IStream **stream )
{
FIXME("\n");
return E_NOTIMPL;
}
static const IStreamVtbl stream_vtbl =
{
stream_QueryInterface,
stream_AddRef,
stream_Release,
stream_Read,
stream_Write,
stream_Seek,
stream_SetSize,
stream_CopyTo,
stream_Commit,
stream_Revert,
stream_LockRegion,
stream_UnlockRegion,
stream_Stat,
stream_Clone
};
static HRESULT WINAPI winhttp_request_get_ResponseStream(
IWinHttpRequest *iface,
VARIANT *body )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
DWORD err = ERROR_SUCCESS;
struct stream *stream;
TRACE("%p, %p\n", request, body);
if (!body) return E_INVALIDARG;
EnterCriticalSection( &request->cs );
if (request->state < REQUEST_STATE_SENT)
{
err = ERROR_WINHTTP_CANNOT_CALL_BEFORE_SEND;
goto done;
}
if (!(stream = malloc( sizeof(*stream) )))
{
err = ERROR_OUTOFMEMORY;
goto done;
}
stream->IStream_iface.lpVtbl = &stream_vtbl;
stream->refs = 1;
if (!(stream->data = malloc( request->offset )))
{
free( stream );
err = ERROR_OUTOFMEMORY;
goto done;
}
memcpy( stream->data, request->buffer, request->offset );
stream->pos.QuadPart = 0;
stream->size.QuadPart = request->offset;
V_VT( body ) = VT_UNKNOWN;
V_UNKNOWN( body ) = (IUnknown *)&stream->IStream_iface;
done:
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
static HRESULT WINAPI winhttp_request_get_Option(
IWinHttpRequest *iface,
WinHttpRequestOption option,
VARIANT *value )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
HRESULT hr = S_OK;
TRACE("%p, %u, %p\n", request, option, value);
EnterCriticalSection( &request->cs );
switch (option)
{
case WinHttpRequestOption_URLCodePage:
V_VT( value ) = VT_I4;
V_I4( value ) = request->url_codepage;
break;
default:
FIXME("unimplemented option %u\n", option);
hr = E_NOTIMPL;
break;
}
LeaveCriticalSection( &request->cs );
return hr;
}
static HRESULT WINAPI winhttp_request_put_Option(
IWinHttpRequest *iface,
WinHttpRequestOption option,
VARIANT value )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
HRESULT hr = S_OK;
TRACE("%p, %u, %s\n", request, option, debugstr_variant(&value));
EnterCriticalSection( &request->cs );
switch (option)
{
case WinHttpRequestOption_EnableRedirects:
{
if (V_BOOL( &value ))
request->disable_feature &= ~WINHTTP_DISABLE_REDIRECTS;
else
request->disable_feature |= WINHTTP_DISABLE_REDIRECTS;
break;
}
case WinHttpRequestOption_URLCodePage:
{
VARIANT cp;
VariantInit( &cp );
hr = VariantChangeType( &cp, &value, 0, VT_UI4 );
if (SUCCEEDED( hr ))
{
request->url_codepage = V_UI4( &cp );
TRACE("URL codepage: %u\n", request->url_codepage);
}
else if (V_VT( &value ) == VT_BSTR && !wcsicmp( V_BSTR( &value ), L"utf-8" ))
{
TRACE("URL codepage: UTF-8\n");
request->url_codepage = CP_UTF8;
hr = S_OK;
}
else
FIXME("URL codepage %s is not recognized\n", debugstr_variant( &value ));
break;
}
default:
FIXME("unimplemented option %u\n", option);
hr = E_NOTIMPL;
break;
}
LeaveCriticalSection( &request->cs );
return hr;
}
static HRESULT WINAPI winhttp_request_WaitForResponse(
IWinHttpRequest *iface,
VARIANT timeout,
VARIANT_BOOL *succeeded )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
DWORD err, msecs = (V_I4(&timeout) == -1) ? INFINITE : V_I4(&timeout) * 1000;
TRACE("%p, %s, %p\n", request, debugstr_variant(&timeout), succeeded);
EnterCriticalSection( &request->cs );
if (request->state >= REQUEST_STATE_RESPONSE_RECEIVED)
{
LeaveCriticalSection( &request->cs );
return S_OK;
}
switch ((err = request_wait( request, msecs )))
{
case ERROR_TIMEOUT:
if (succeeded) *succeeded = VARIANT_FALSE;
err = ERROR_SUCCESS;
break;
default:
if (succeeded) *succeeded = VARIANT_TRUE;
break;
}
LeaveCriticalSection( &request->cs );
return HRESULT_FROM_WIN32( err );
}
static HRESULT WINAPI winhttp_request_Abort(
IWinHttpRequest *iface )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
TRACE("%p\n", request);
EnterCriticalSection( &request->cs );
cancel_request( request );
LeaveCriticalSection( &request->cs );
return S_OK;
}
static HRESULT WINAPI winhttp_request_SetTimeouts(
IWinHttpRequest *iface,
LONG resolve_timeout,
LONG connect_timeout,
LONG send_timeout,
LONG receive_timeout )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
TRACE("%p, %d, %d, %d, %d\n", request, resolve_timeout, connect_timeout, send_timeout, receive_timeout);
EnterCriticalSection( &request->cs );
request->resolve_timeout = resolve_timeout;
request->connect_timeout = connect_timeout;
request->send_timeout = send_timeout;
request->receive_timeout = receive_timeout;
LeaveCriticalSection( &request->cs );
return S_OK;
}
static HRESULT WINAPI winhttp_request_SetClientCertificate(
IWinHttpRequest *iface,
BSTR certificate )
{
FIXME("\n");
return E_NOTIMPL;
}
static HRESULT WINAPI winhttp_request_SetAutoLogonPolicy(
IWinHttpRequest *iface,
WinHttpRequestAutoLogonPolicy policy )
{
struct winhttp_request *request = impl_from_IWinHttpRequest( iface );
HRESULT hr = S_OK;
TRACE("%p, %u\n", request, policy );
EnterCriticalSection( &request->cs );
switch (policy)
{
case AutoLogonPolicy_Always:
request->logon_policy = WINHTTP_AUTOLOGON_SECURITY_LEVEL_LOW;
break;
case AutoLogonPolicy_OnlyIfBypassProxy:
request->logon_policy = WINHTTP_AUTOLOGON_SECURITY_LEVEL_MEDIUM;
break;
case AutoLogonPolicy_Never:
request->logon_policy = WINHTTP_AUTOLOGON_SECURITY_LEVEL_HIGH;
break;
default: hr = E_INVALIDARG;
break;
}
LeaveCriticalSection( &request->cs );
return hr;
}
static const struct IWinHttpRequestVtbl winhttp_request_vtbl =
{
winhttp_request_QueryInterface,
winhttp_request_AddRef,
winhttp_request_Release,
winhttp_request_GetTypeInfoCount,
winhttp_request_GetTypeInfo,
winhttp_request_GetIDsOfNames,
winhttp_request_Invoke,
winhttp_request_SetProxy,
winhttp_request_SetCredentials,
winhttp_request_Open,
winhttp_request_SetRequestHeader,
winhttp_request_GetResponseHeader,
winhttp_request_GetAllResponseHeaders,
winhttp_request_Send,
winhttp_request_get_Status,
winhttp_request_get_StatusText,
winhttp_request_get_ResponseText,
winhttp_request_get_ResponseBody,
winhttp_request_get_ResponseStream,
winhttp_request_get_Option,
winhttp_request_put_Option,
winhttp_request_WaitForResponse,
winhttp_request_Abort,
winhttp_request_SetTimeouts,
winhttp_request_SetClientCertificate,
winhttp_request_SetAutoLogonPolicy
};
HRESULT WinHttpRequest_create( void **obj )
{
struct winhttp_request *request;
TRACE("%p\n", obj);
if (!(request = calloc( 1, sizeof(*request) ))) return E_OUTOFMEMORY;
request->IWinHttpRequest_iface.lpVtbl = &winhttp_request_vtbl;
request->refs = 1;
InitializeCriticalSection( &request->cs );
request->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": winhttp_request.cs");
initialize_request( request );
*obj = &request->IWinHttpRequest_iface;
TRACE("returning iface %p\n", *obj);
return S_OK;
}