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reactos/dll/win32/urlmon/internet.c
Amine Khaldi 6c3c2e33f6 [URLMON] Sync with Wine Staging 4.18. CORE-16441
2019-12-01 19:39:31 +01:00

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/*
* Copyright 2005 Jacek Caban
* Copyright 2011 Thomas Mullaly for CodeWeavers
*
* 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 "urlmon_main.h"
#include "winreg.h"
#include "shlwapi.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
static const WCHAR feature_control_keyW[] =
{'S','o','f','t','w','a','r','e','\\',
'M','i','c','r','o','s','o','f','t','\\',
'I','n','t','e','r','n','e','t',' ','E','x','p','l','o','r','e','r','\\',
'M','a','i','n','\\',
'F','e','a','t','u','r','e','C','o','n','t','r','o','l',0};
static const WCHAR feature_object_cachingW[] =
{'F','E','A','T','U','R','E','_','O','B','J','E','C','T','_','C','A','C','H','I','N','G',0};
static const WCHAR feature_zone_elevationW[] =
{'F','E','A','T','U','R','E','_','Z','O','N','E','_','E','L','E','V','A','T','I','O','N',0};
static const WCHAR feature_mime_handlingW[] =
{'F','E','A','T','U','R','E','_','M','I','M','E','_','H','A','N','D','L','I','N','G',0};
static const WCHAR feature_mime_sniffingW[] =
{'F','E','A','T','U','R','E','_','M','I','M','E','_','S','N','I','F','F','I','N','G',0};
static const WCHAR feature_window_restrictionsW[] =
{'F','E','A','T','U','R','E','_','W','I','N','D','O','W','_','R','E','S','T','R','I','C','T','I','O','N','S',0};
static const WCHAR feature_weboc_popupmanagementW[] =
{'F','E','A','T','U','R','E','_','W','E','B','O','C','_','P','O','P','U','P','M','A','N','A','G','E','M','E','N','T',0};
static const WCHAR feature_behaviorsW[] =
{'F','E','A','T','U','R','E','_','B','E','H','A','V','I','O','R','S',0};
static const WCHAR feature_disable_mk_protocolW[] =
{'F','E','A','T','U','R','E','_','D','I','S','A','B','L','E','_','M','K','_','P','R','O','T','O','C','O','L',0};
static const WCHAR feature_localmachine_lockdownW[] =
{'F','E','A','T','U','R','E','_','L','O','C','A','L','M','A','C','H','I','N','E','_','L','O','C','K','D','O','W','N',0};
static const WCHAR feature_securitybandW[] =
{'F','E','A','T','U','R','E','_','S','E','C','U','R','I','T','Y','B','A','N','D',0};
static const WCHAR feature_restrict_activexinstallW[] =
{'F','E','A','T','U','R','E','_','R','E','S','T','R','I','C','T','_','A','C','T','I','V','E','X','I','N','S','T','A','L','L',0};
static const WCHAR feature_validate_navigate_urlW[] =
{'F','E','A','T','U','R','E','_','V','A','L','I','D','A','T','E','_','N','A','V','I','G','A','T','E','_','U','R','L',0};
static const WCHAR feature_restrict_filedownloadW[] =
{'F','E','A','T','U','R','E','_','R','E','S','T','R','I','C','T','_','F','I','L','E','D','O','W','N','L','O','A','D',0};
static const WCHAR feature_addon_managementW[] =
{'F','E','A','T','U','R','E','_','A','D','D','O','N','_','M','A','N','A','G','E','M','E','N','T',0};
static const WCHAR feature_protocol_lockdownW[] =
{'F','E','A','T','U','R','E','_','P','R','O','T','O','C','O','L','_','L','O','C','K','D','O','W','N',0};
static const WCHAR feature_http_username_password_disableW[] =
{'F','E','A','T','U','R','E','_','H','T','T','P','_','U','S','E','R','N','A','M','E','_',
'P','A','S','S','W','O','R','D','_','D','I','S','A','B','L','E',0};
static const WCHAR feature_safe_bindtoobjectW[] =
{'F','E','A','T','U','R','E','_','S','A','F','E','_','B','I','N','D','T','O','O','B','J','E','C','T',0};
static const WCHAR feature_unc_savedfilecheckW[] =
{'F','E','A','T','U','R','E','_','U','N','C','_','S','A','V','E','D','F','I','L','E','C','H','E','C','K',0};
static const WCHAR feature_get_url_dom_filepath_unencodedW[] =
{'F','E','A','T','U','R','E','_','G','E','T','_','U','R','L','_','D','O','M','_',
'F','I','L','E','P','A','T','H','_','U','N','E','N','C','O','D','E','D',0};
static const WCHAR feature_tabbed_browsingW[] =
{'F','E','A','T','U','R','E','_','T','A','B','B','E','D','_','B','R','O','W','S','I','N','G',0};
static const WCHAR feature_ssluxW[] =
{'F','E','A','T','U','R','E','_','S','S','L','U','X',0};
static const WCHAR feature_disable_navigation_soundsW[] =
{'F','E','A','T','U','R','E','_','D','I','S','A','B','L','E','_','N','A','V','I','G','A','T','I','O','N','_',
'S','O','U','N','D','S',0};
static const WCHAR feature_disable_legacy_compressionW[] =
{'F','E','A','T','U','R','E','_','D','I','S','A','B','L','E','_','L','E','G','A','C','Y','_',
'C','O','M','P','R','E','S','S','I','O','N',0};
static const WCHAR feature_force_addr_and_statusW[] =
{'F','E','A','T','U','R','E','_','F','O','R','C','E','_','A','D','D','R','_','A','N','D','_',
'S','T','A','T','U','S',0};
static const WCHAR feature_xmlhttpW[] =
{'F','E','A','T','U','R','E','_','X','M','L','H','T','T','P',0};
static const WCHAR feature_disable_telnet_protocolW[] =
{'F','E','A','T','U','R','E','_','D','I','S','A','B','L','E','_','T','E','L','N','E','T','_',
'P','R','O','T','O','C','O','L',0};
static const WCHAR feature_feedsW[] =
{'F','E','A','T','U','R','E','_','F','E','E','D','S',0};
static const WCHAR feature_block_input_promptsW[] =
{'F','E','A','T','U','R','E','_','B','L','O','C','K','_','I','N','P','U','T','_','P','R','O','M','P','T','S',0};
static CRITICAL_SECTION process_features_cs;
static CRITICAL_SECTION_DEBUG process_features_cs_dbg =
{
0, 0, &process_features_cs,
{ &process_features_cs_dbg.ProcessLocksList, &process_features_cs_dbg.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": process features") }
};
static CRITICAL_SECTION process_features_cs = { &process_features_cs_dbg, -1, 0, 0, 0, 0 };
typedef struct feature_control {
LPCWSTR feature_name;
BOOL enabled;
BOOL check_registry;
} feature_control;
/* IMPORTANT!!!
*
* This array is indexed using INTERNETFEATURELIST values, so everything must
* appear in the same order as it does in INTERNETFEATURELIST.
*/
static feature_control process_feature_controls[FEATURE_ENTRY_COUNT] = {
{feature_object_cachingW, TRUE ,TRUE},
{feature_zone_elevationW, FALSE,TRUE},
{feature_mime_handlingW, FALSE,TRUE},
{feature_mime_sniffingW, FALSE,TRUE},
{feature_window_restrictionsW, FALSE,TRUE},
{feature_weboc_popupmanagementW, FALSE,TRUE},
{feature_behaviorsW, TRUE ,TRUE},
{feature_disable_mk_protocolW, TRUE ,TRUE},
{feature_localmachine_lockdownW, FALSE,TRUE},
{feature_securitybandW, FALSE,TRUE},
{feature_restrict_activexinstallW, FALSE,TRUE},
{feature_validate_navigate_urlW, FALSE,TRUE},
{feature_restrict_filedownloadW, FALSE,TRUE},
{feature_addon_managementW, FALSE,TRUE},
{feature_protocol_lockdownW, FALSE,TRUE},
{feature_http_username_password_disableW, FALSE,TRUE},
{feature_safe_bindtoobjectW, FALSE,TRUE},
{feature_unc_savedfilecheckW, FALSE,TRUE},
{feature_get_url_dom_filepath_unencodedW, TRUE ,TRUE},
{feature_tabbed_browsingW, FALSE,TRUE},
{feature_ssluxW, FALSE,TRUE},
{feature_disable_navigation_soundsW, FALSE,TRUE},
{feature_disable_legacy_compressionW, TRUE ,TRUE},
{feature_force_addr_and_statusW, FALSE,TRUE},
{feature_xmlhttpW, TRUE ,TRUE},
{feature_disable_telnet_protocolW, FALSE,TRUE},
{feature_feedsW, FALSE,TRUE},
{feature_block_input_promptsW, FALSE,TRUE}
};
static HRESULT parse_schema(LPCWSTR url, DWORD flags, LPWSTR result, DWORD size, DWORD *rsize)
{
WCHAR *ptr;
DWORD len = 0;
TRACE("(%s %08x %p %d %p)\n", debugstr_w(url), flags, result, size, rsize);
if(flags)
ERR("wrong flags\n");
ptr = wcschr(url, ':');
if(ptr)
len = ptr-url;
if(rsize)
*rsize = len;
if(len >= size)
return E_POINTER;
if(len)
memcpy(result, url, len*sizeof(WCHAR));
result[len] = 0;
return S_OK;
}
static HRESULT parse_canonicalize_url(LPCWSTR url, DWORD flags, LPWSTR result,
DWORD size, DWORD *rsize)
{
IInternetProtocolInfo *protocol_info;
DWORD prsize = size;
HRESULT hres;
TRACE("(%s %08x %p %d %p)\n", debugstr_w(url), flags, result, size, rsize);
protocol_info = get_protocol_info(url);
if(protocol_info) {
hres = IInternetProtocolInfo_ParseUrl(protocol_info, url, PARSE_CANONICALIZE,
flags, result, size, rsize, 0);
IInternetProtocolInfo_Release(protocol_info);
if(SUCCEEDED(hres))
return hres;
}
hres = UrlCanonicalizeW(url, result, &prsize, flags);
if(rsize)
*rsize = prsize;
return hres;
}
static HRESULT parse_security_url(LPCWSTR url, DWORD flags, LPWSTR result, DWORD size, DWORD *rsize)
{
IInternetProtocolInfo *protocol_info;
HRESULT hres;
TRACE("(%s %08x %p %d %p)\n", debugstr_w(url), flags, result, size, rsize);
protocol_info = get_protocol_info(url);
if(protocol_info) {
hres = IInternetProtocolInfo_ParseUrl(protocol_info, url, PARSE_SECURITY_URL,
flags, result, size, rsize, 0);
IInternetProtocolInfo_Release(protocol_info);
return hres;
}
return E_FAIL;
}
static HRESULT parse_encode(LPCWSTR url, PARSEACTION action, DWORD flags, LPWSTR result, DWORD size, DWORD *rsize)
{
IInternetProtocolInfo *protocol_info;
DWORD prsize;
HRESULT hres;
TRACE("(%s %08x %p %d %p)\n", debugstr_w(url), flags, result, size, rsize);
protocol_info = get_protocol_info(url);
if(protocol_info) {
hres = IInternetProtocolInfo_ParseUrl(protocol_info, url, action,
flags, result, size, rsize, 0);
IInternetProtocolInfo_Release(protocol_info);
if(SUCCEEDED(hres))
return hres;
}
prsize = size;
hres = UrlUnescapeW((LPWSTR)url, result, &prsize, flags);
if(rsize)
*rsize = prsize;
return hres;
}
static HRESULT parse_path_from_url(LPCWSTR url, DWORD flags, LPWSTR result, DWORD size, DWORD *rsize)
{
IInternetProtocolInfo *protocol_info;
DWORD prsize;
HRESULT hres;
TRACE("(%s %08x %p %d %p)\n", debugstr_w(url), flags, result, size, rsize);
protocol_info = get_protocol_info(url);
if(protocol_info) {
hres = IInternetProtocolInfo_ParseUrl(protocol_info, url, PARSE_PATH_FROM_URL,
flags, result, size, rsize, 0);
IInternetProtocolInfo_Release(protocol_info);
if(SUCCEEDED(hres))
return hres;
}
prsize = size;
hres = PathCreateFromUrlW(url, result, &prsize, 0);
if(rsize)
*rsize = prsize;
return hres;
}
static HRESULT parse_security_domain(LPCWSTR url, DWORD flags, LPWSTR result,
DWORD size, DWORD *rsize)
{
IInternetProtocolInfo *protocol_info;
HRESULT hres;
TRACE("(%s %08x %p %d %p)\n", debugstr_w(url), flags, result, size, rsize);
protocol_info = get_protocol_info(url);
if(protocol_info) {
hres = IInternetProtocolInfo_ParseUrl(protocol_info, url, PARSE_SECURITY_DOMAIN,
flags, result, size, rsize, 0);
IInternetProtocolInfo_Release(protocol_info);
if(SUCCEEDED(hres))
return hres;
}
return E_FAIL;
}
static HRESULT parse_domain(LPCWSTR url, DWORD flags, LPWSTR result,
DWORD size, DWORD *rsize)
{
IInternetProtocolInfo *protocol_info;
HRESULT hres;
TRACE("(%s %08x %p %d %p)\n", debugstr_w(url), flags, result, size, rsize);
protocol_info = get_protocol_info(url);
if(protocol_info) {
hres = IInternetProtocolInfo_ParseUrl(protocol_info, url, PARSE_DOMAIN,
flags, result, size, rsize, 0);
IInternetProtocolInfo_Release(protocol_info);
if(SUCCEEDED(hres))
return hres;
}
hres = UrlGetPartW(url, result, &size, URL_PART_HOSTNAME, flags);
if(rsize)
*rsize = size;
if(hres == E_POINTER)
return S_FALSE;
if(FAILED(hres))
return E_FAIL;
return S_OK;
}
static HRESULT parse_rootdocument(LPCWSTR url, DWORD flags, LPWSTR result,
DWORD size, DWORD *rsize)
{
IInternetProtocolInfo *protocol_info;
PARSEDURLW url_info;
HRESULT hres;
TRACE("(%s %08x %p %d %p)\n", debugstr_w(url), flags, result, size, rsize);
protocol_info = get_protocol_info(url);
if(protocol_info) {
hres = IInternetProtocolInfo_ParseUrl(protocol_info, url, PARSE_ROOTDOCUMENT,
flags, result, size, rsize, 0);
IInternetProtocolInfo_Release(protocol_info);
if(SUCCEEDED(hres))
return hres;
}
url_info.cbSize = sizeof(url_info);
if(FAILED(ParseURLW(url, &url_info)))
return E_FAIL;
switch(url_info.nScheme) {
case URL_SCHEME_FTP:
case URL_SCHEME_HTTP:
case URL_SCHEME_HTTPS:
if(url_info.cchSuffix<3 || *(url_info.pszSuffix)!='/'
|| *(url_info.pszSuffix+1)!='/')
return E_FAIL;
if(size < url_info.cchProtocol+3) {
size = 0;
hres = UrlGetPartW(url, result, &size, URL_PART_HOSTNAME, flags);
if(rsize)
*rsize = size+url_info.cchProtocol+3;
if(hres == E_POINTER)
return S_FALSE;
return hres;
}
size -= url_info.cchProtocol+3;
hres = UrlGetPartW(url, result+url_info.cchProtocol+3,
&size, URL_PART_HOSTNAME, flags);
if(hres == E_POINTER)
return S_FALSE;
if(FAILED(hres))
return E_FAIL;
if(rsize)
*rsize = size+url_info.cchProtocol+3;
memcpy(result, url, (url_info.cchProtocol+3)*sizeof(WCHAR));
return hres;
default:
return E_FAIL;
}
}
/**************************************************************************
* CoInternetParseUrl (URLMON.@)
*/
HRESULT WINAPI CoInternetParseUrl(LPCWSTR pwzUrl, PARSEACTION ParseAction, DWORD dwFlags,
LPWSTR pszResult, DWORD cchResult, DWORD *pcchResult, DWORD dwReserved)
{
if(dwReserved)
WARN("dwReserved = %d\n", dwReserved);
switch(ParseAction) {
case PARSE_CANONICALIZE:
return parse_canonicalize_url(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
case PARSE_SECURITY_URL:
return parse_security_url(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
case PARSE_ENCODE:
case PARSE_UNESCAPE:
return parse_encode(pwzUrl, ParseAction, dwFlags, pszResult, cchResult, pcchResult);
case PARSE_PATH_FROM_URL:
return parse_path_from_url(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
case PARSE_SCHEMA:
return parse_schema(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
case PARSE_SECURITY_DOMAIN:
return parse_security_domain(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
case PARSE_DOMAIN:
return parse_domain(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
case PARSE_ROOTDOCUMENT:
return parse_rootdocument(pwzUrl, dwFlags, pszResult, cchResult, pcchResult);
default:
FIXME("not supported action %d\n", ParseAction);
}
return E_NOTIMPL;
}
/**************************************************************************
* CoInternetCombineUrl (URLMON.@)
*/
HRESULT WINAPI CoInternetCombineUrl(LPCWSTR pwzBaseUrl, LPCWSTR pwzRelativeUrl,
DWORD dwCombineFlags, LPWSTR pwzResult, DWORD cchResult, DWORD *pcchResult,
DWORD dwReserved)
{
IInternetProtocolInfo *protocol_info;
DWORD size = cchResult;
HRESULT hres;
TRACE("(%s,%s,0x%08x,%p,%d,%p,%d)\n", debugstr_w(pwzBaseUrl),
debugstr_w(pwzRelativeUrl), dwCombineFlags, pwzResult, cchResult, pcchResult,
dwReserved);
protocol_info = get_protocol_info(pwzBaseUrl);
if(protocol_info) {
hres = IInternetProtocolInfo_CombineUrl(protocol_info, pwzBaseUrl, pwzRelativeUrl,
dwCombineFlags, pwzResult, cchResult, pcchResult, dwReserved);
IInternetProtocolInfo_Release(protocol_info);
if(SUCCEEDED(hres))
return hres;
}
hres = UrlCombineW(pwzBaseUrl, pwzRelativeUrl, pwzResult, &size, dwCombineFlags);
if(pcchResult)
*pcchResult = size;
return hres;
}
/**************************************************************************
* CoInternetCompareUrl (URLMON.@)
*/
HRESULT WINAPI CoInternetCompareUrl(LPCWSTR pwzUrl1, LPCWSTR pwzUrl2, DWORD dwCompareFlags)
{
IInternetProtocolInfo *protocol_info;
HRESULT hres;
TRACE("(%s,%s,%08x)\n", debugstr_w(pwzUrl1), debugstr_w(pwzUrl2), dwCompareFlags);
protocol_info = get_protocol_info(pwzUrl1);
if(protocol_info) {
hres = IInternetProtocolInfo_CompareUrl(protocol_info, pwzUrl1, pwzUrl2, dwCompareFlags);
IInternetProtocolInfo_Release(protocol_info);
if(SUCCEEDED(hres))
return hres;
}
return UrlCompareW(pwzUrl1, pwzUrl2, dwCompareFlags) ? S_FALSE : S_OK;
}
/***********************************************************************
* CoInternetQueryInfo (URLMON.@)
*
* Retrieves information relevant to a specified URL
*
*/
HRESULT WINAPI CoInternetQueryInfo(LPCWSTR pwzUrl, QUERYOPTION QueryOption,
DWORD dwQueryFlags, LPVOID pvBuffer, DWORD cbBuffer, DWORD *pcbBuffer,
DWORD dwReserved)
{
IInternetProtocolInfo *protocol_info;
HRESULT hres;
TRACE("(%s, %x, %x, %p, %x, %p, %x)\n", debugstr_w(pwzUrl),
QueryOption, dwQueryFlags, pvBuffer, cbBuffer, pcbBuffer, dwReserved);
protocol_info = get_protocol_info(pwzUrl);
if(protocol_info) {
hres = IInternetProtocolInfo_QueryInfo(protocol_info, pwzUrl, QueryOption, dwQueryFlags,
pvBuffer, cbBuffer, pcbBuffer, dwReserved);
IInternetProtocolInfo_Release(protocol_info);
return SUCCEEDED(hres) ? hres : E_FAIL;
}
switch(QueryOption) {
case QUERY_USES_NETWORK:
if(!pvBuffer || cbBuffer < sizeof(DWORD))
return E_FAIL;
*(DWORD*)pvBuffer = 0;
if(pcbBuffer)
*pcbBuffer = sizeof(DWORD);
break;
default:
FIXME("Not supported option %d\n", QueryOption);
return E_NOTIMPL;
}
return S_OK;
}
static void set_feature_on_process(INTERNETFEATURELIST feature, BOOL enable)
{
EnterCriticalSection(&process_features_cs);
process_feature_controls[feature].enabled = enable;
process_feature_controls[feature].check_registry = FALSE;
LeaveCriticalSection(&process_features_cs);
}
static HRESULT set_internet_feature(INTERNETFEATURELIST feature, DWORD flags, BOOL enable)
{
const DWORD supported_flags = SET_FEATURE_ON_PROCESS;
if(feature >= FEATURE_ENTRY_COUNT)
return E_FAIL;
if(flags & ~supported_flags)
FIXME("Unsupported flags: %08x\n", flags & ~supported_flags);
if(flags & SET_FEATURE_ON_PROCESS)
set_feature_on_process(feature, enable);
return S_OK;
}
static BOOL get_feature_from_reg(HKEY feature_control, LPCWSTR feature_name, LPCWSTR process_name, BOOL *enabled)
{
DWORD type, value, size;
HKEY feature;
DWORD res;
static const WCHAR wildcardW[] = {'*',0};
res = RegOpenKeyW(feature_control, feature_name, &feature);
if(res != ERROR_SUCCESS)
return FALSE;
size = sizeof(DWORD);
res = RegQueryValueExW(feature, process_name, NULL, &type, (BYTE*)&value, &size);
if(res != ERROR_SUCCESS || type != REG_DWORD) {
size = sizeof(DWORD);
res = RegQueryValueExW(feature, wildcardW, NULL, &type, (BYTE*)&value, &size);
}
RegCloseKey(feature);
if(res != ERROR_SUCCESS)
return FALSE;
if(type != REG_DWORD) {
WARN("Unexpected registry value type %d (expected REG_DWORD) for %s\n", type, debugstr_w(wildcardW));
return FALSE;
}
*enabled = value == 1;
return TRUE;
}
/* Assumes 'process_features_cs' is held. */
static HRESULT load_process_feature(INTERNETFEATURELIST feature)
{
DWORD res;
HKEY feature_control;
WCHAR module_name[MAX_PATH];
LPCWSTR process_name, feature_name;
HRESULT hres = S_FALSE;
BOOL check_hklm = FALSE;
BOOL enabled;
if (!GetModuleFileNameW(NULL, module_name, ARRAY_SIZE(module_name))) {
ERR("Failed to get module file name: %u\n", GetLastError());
return E_UNEXPECTED;
}
process_name = wcsrchr(module_name, '\\');
if(!process_name) {
ERR("Invalid module file name: %s\n", debugstr_w(module_name));
return E_UNEXPECTED;
}
/* Skip past the '\\' in front of the filename. */
++process_name;
feature_name = process_feature_controls[feature].feature_name;
res = RegOpenKeyW(HKEY_CURRENT_USER, feature_control_keyW, &feature_control);
if(res == ERROR_SUCCESS) {
if(get_feature_from_reg(feature_control, feature_name, process_name, &enabled)) {
hres = enabled ? S_OK : S_FALSE;
process_feature_controls[feature].enabled = enabled;
} else
/* We didn't find anything in HKCU, so check HKLM. */
check_hklm = TRUE;
RegCloseKey(feature_control);
}
if(check_hklm) {
res = RegOpenKeyW(HKEY_LOCAL_MACHINE, feature_control_keyW, &feature_control);
if(res == ERROR_SUCCESS) {
if(get_feature_from_reg(feature_control, feature_name, process_name, &enabled)) {
hres = enabled ? S_OK : S_FALSE;
process_feature_controls[feature].enabled = enabled;
}
RegCloseKey(feature_control);
}
}
/* Don't bother checking the registry again for this feature. */
process_feature_controls[feature].check_registry = FALSE;
return hres;
}
static HRESULT get_feature_from_process(INTERNETFEATURELIST feature)
{
HRESULT hres = S_OK;
EnterCriticalSection(&process_features_cs);
/* Try loading the feature from the registry, if it hasn't already
* been done.
*/
if(process_feature_controls[feature].check_registry)
hres = load_process_feature(feature);
if(SUCCEEDED(hres))
hres = process_feature_controls[feature].enabled ? S_OK : S_FALSE;
LeaveCriticalSection(&process_features_cs);
return hres;
}
static HRESULT get_internet_feature(INTERNETFEATURELIST feature, DWORD flags)
{
HRESULT hres;
if(feature >= FEATURE_ENTRY_COUNT)
return E_FAIL;
if(flags == GET_FEATURE_FROM_PROCESS)
hres = get_feature_from_process(feature);
else {
FIXME("Unsupported flags: %08x\n", flags);
hres = E_NOTIMPL;
}
return hres;
}
/***********************************************************************
* CoInternetSetFeatureEnabled (URLMON.@)
*/
HRESULT WINAPI CoInternetSetFeatureEnabled(INTERNETFEATURELIST FeatureEntry, DWORD dwFlags, BOOL fEnable)
{
TRACE("(%d, %08x, %x)\n", FeatureEntry, dwFlags, fEnable);
return set_internet_feature(FeatureEntry, dwFlags, fEnable);
}
/***********************************************************************
* CoInternetIsFeatureEnabled (URLMON.@)
*/
HRESULT WINAPI CoInternetIsFeatureEnabled(INTERNETFEATURELIST FeatureEntry, DWORD dwFlags)
{
TRACE("(%d, %08x)\n", FeatureEntry, dwFlags);
return get_internet_feature(FeatureEntry, dwFlags);
}
/***********************************************************************
* CoInternetIsFeatureEnabledForUrl (URLMON.@)
*/
HRESULT WINAPI CoInternetIsFeatureEnabledForUrl(INTERNETFEATURELIST FeatureEntry, DWORD dwFlags, LPCWSTR szURL,
IInternetSecurityManager *pSecMgr)
{
DWORD urlaction = 0;
HRESULT hres;
TRACE("(%d %08x %s %p)\n", FeatureEntry, dwFlags, debugstr_w(szURL), pSecMgr);
if(FeatureEntry == FEATURE_MIME_SNIFFING)
urlaction = URLACTION_FEATURE_MIME_SNIFFING;
else if(FeatureEntry == FEATURE_WINDOW_RESTRICTIONS)
urlaction = URLACTION_FEATURE_WINDOW_RESTRICTIONS;
else if(FeatureEntry == FEATURE_ZONE_ELEVATION)
urlaction = URLACTION_FEATURE_ZONE_ELEVATION;
if(!szURL || !urlaction || !pSecMgr)
return CoInternetIsFeatureEnabled(FeatureEntry, dwFlags);
switch(dwFlags) {
case GET_FEATURE_FROM_THREAD:
case GET_FEATURE_FROM_THREAD_LOCALMACHINE:
case GET_FEATURE_FROM_THREAD_INTRANET:
case GET_FEATURE_FROM_THREAD_TRUSTED:
case GET_FEATURE_FROM_THREAD_INTERNET:
case GET_FEATURE_FROM_THREAD_RESTRICTED:
FIXME("unsupported flags %x\n", dwFlags);
return E_NOTIMPL;
case GET_FEATURE_FROM_PROCESS:
hres = CoInternetIsFeatureEnabled(FeatureEntry, dwFlags);
if(hres != S_OK)
return hres;
/* fall through */
default: {
DWORD policy = URLPOLICY_DISALLOW;
hres = IInternetSecurityManager_ProcessUrlAction(pSecMgr, szURL, urlaction,
(BYTE*)&policy, sizeof(DWORD), NULL, 0, PUAF_NOUI, 0);
if(hres!=S_OK || policy!=URLPOLICY_ALLOW)
return S_OK;
return S_FALSE;
}
}
}
/***********************************************************************
* CoInternetIsFeatureZoneElevationEnabled (URLMON.@)
*/
HRESULT WINAPI CoInternetIsFeatureZoneElevationEnabled(LPCWSTR szFromURL, LPCWSTR szToURL,
IInternetSecurityManager *pSecMgr, DWORD dwFlags)
{
HRESULT hres;
TRACE("(%s %s %p %x)\n", debugstr_w(szFromURL), debugstr_w(szToURL), pSecMgr, dwFlags);
if(!pSecMgr || !szToURL)
return CoInternetIsFeatureEnabled(FEATURE_ZONE_ELEVATION, dwFlags);
switch(dwFlags) {
case GET_FEATURE_FROM_THREAD:
case GET_FEATURE_FROM_THREAD_LOCALMACHINE:
case GET_FEATURE_FROM_THREAD_INTRANET:
case GET_FEATURE_FROM_THREAD_TRUSTED:
case GET_FEATURE_FROM_THREAD_INTERNET:
case GET_FEATURE_FROM_THREAD_RESTRICTED:
FIXME("unsupported flags %x\n", dwFlags);
return E_NOTIMPL;
case GET_FEATURE_FROM_PROCESS:
hres = CoInternetIsFeatureEnabled(FEATURE_ZONE_ELEVATION, dwFlags);
if(hres != S_OK)
return hres;
/* fall through */
default: {
DWORD policy = URLPOLICY_DISALLOW;
hres = IInternetSecurityManager_ProcessUrlAction(pSecMgr, szToURL,
URLACTION_FEATURE_ZONE_ELEVATION, (BYTE*)&policy, sizeof(DWORD),
NULL, 0, PUAF_NOUI, 0);
if(FAILED(hres))
return S_OK;
switch(policy) {
case URLPOLICY_ALLOW:
return S_FALSE;
case URLPOLICY_QUERY:
FIXME("Ask user dialog not implemented\n");
default:
return S_OK;
}
}
}
}
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