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Sweden-Number/dlls/inetcpl.cpl/connections.c

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/*
* Copyright 2018 Piotr cabna 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 <stdarg.h>
#include <windef.h>
#include <winbase.h>
#include <wininet.h>
#include <winuser.h>
#include <winreg.h>
#include "inetcpl.h"
#include "wine/debug.h"
#include "wine/heap.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(inetcpl);
static const WCHAR auto_config_url[] = {'A','u','t','o','C','o','n','f','i','g','U','R','L',0};
static const WCHAR internet_settings[] = {'S','o','f','t','w','a','r','e','\\',
'M','i','c','r','o','s','o','f','t','\\','W','i','n','d','o','w','s','\\',
'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
'I','n','t','e','r','n','e','t',' ','S','e','t','t','i','n','g','s',0};
static const WCHAR proxy_enable[] = {'P','r','o','x','y','E','n','a','b','l','e',0};
static const WCHAR proxy_server[] = {'P','r','o','x','y','S','e','r','v','e','r',0};
static const WCHAR connections[] = {'C','o','n','n','e','c','t','i','o','n','s',0};
static const WCHAR default_connection_settings[] = {'D','e','f','a','u','l','t',
'C','o','n','n','e','c','t','i','o','n','S','e','t','t','i','n','g','s',0};
static BOOL initdialog_done;
#define CONNECTION_SETTINGS_VERSION 0x46
#define CONNECTION_SETTINGS_MANUAL_PROXY 0x2
#define CONNECTION_SETTINGS_PAC_SCRIPT 0x4
#define CONNECTION_SETTINGS_WPAD 0x8
typedef struct {
DWORD version;
DWORD id;
DWORD flags;
BYTE data[1];
/* DWORD proxy_server_len; */
/* UTF8 proxy_server[proxy_server_len]; */
/* DWORD bypass_list_len; */
/* UTF8 bypass_list[bypass_list_len]; */
/* DWORD configuration_script_len; */
/* UTF8 configuration_script[configuration_script_len]; */
/* DWORD unk[8]; set to 0 */
} connection_settings;
static DWORD create_connection_settings(BOOL manual_proxy, const WCHAR *proxy_server,
BOOL use_wpad, BOOL use_pac_script, const WCHAR *pac_url, connection_settings **ret)
{
DWORD size = FIELD_OFFSET(connection_settings, data), pos;
DWORD proxy_server_len;
DWORD pac_url_len;
size += sizeof(DWORD);
if(proxy_server)
{
proxy_server_len = WideCharToMultiByte(CP_UTF8, 0, proxy_server, -1,
NULL, 0, NULL, NULL);
if(!proxy_server_len) return 0;
proxy_server_len--;
}
else
proxy_server_len = 0;
size += proxy_server_len;
if(pac_url)
{
pac_url_len = WideCharToMultiByte(CP_UTF8, 0, pac_url, -1,
NULL, 0, NULL, NULL);
if(!pac_url_len) return 0;
pac_url_len--;
}
else
pac_url_len = 0;
size += sizeof(DWORD)*10;
*ret = heap_alloc_zero(size);
if(!*ret) return 0;
(*ret)->version = CONNECTION_SETTINGS_VERSION;
(*ret)->flags = 1;
if(manual_proxy) (*ret)->flags |= CONNECTION_SETTINGS_MANUAL_PROXY;
if(use_pac_script) (*ret)->flags |= CONNECTION_SETTINGS_PAC_SCRIPT;
if(use_wpad) (*ret)->flags |= CONNECTION_SETTINGS_WPAD;
((DWORD*)(*ret)->data)[0] = proxy_server_len;
pos = sizeof(DWORD);
if(proxy_server_len)
{
WideCharToMultiByte(CP_UTF8, 0, proxy_server, -1,
(char*)(*ret)->data+pos, proxy_server_len, NULL, NULL);
pos += proxy_server_len;
}
pos += sizeof(DWORD); /* skip proxy bypass list */
((DWORD*)((*ret)->data+pos))[0] = pac_url_len;
pos += sizeof(DWORD);
if(pac_url_len)
{
WideCharToMultiByte(CP_UTF8, 0, pac_url, -1,
(char*)(*ret)->data+pos, pac_url_len, NULL, NULL);
pos += pac_url_len;
}
return size;
}
static void connections_on_initdialog(HWND hwnd)
{
DWORD type, size, enabled;
WCHAR address[INTERNET_MAX_URL_LENGTH], *port;
WCHAR pac_url[INTERNET_MAX_URL_LENGTH];
HKEY hkey, con;
LONG res;
SendMessageW(GetDlgItem(hwnd, IDC_EDIT_PAC_SCRIPT),
EM_LIMITTEXT, INTERNET_MAX_URL_LENGTH, 0);
SendMessageW(GetDlgItem(hwnd, IDC_EDIT_PROXY_SERVER),
EM_LIMITTEXT, INTERNET_MAX_URL_LENGTH-10, 0);
SendMessageW(GetDlgItem(hwnd, IDC_EDIT_PROXY_PORT), EM_LIMITTEXT, 8, 0);
res = RegOpenKeyW(HKEY_CURRENT_USER, internet_settings, &hkey);
if(res)
return;
size = sizeof(enabled);
res = RegQueryValueExW(hkey, proxy_enable, NULL, &type, (BYTE*)&enabled, &size);
if(res || type != REG_DWORD)
enabled = 0;
size = sizeof(address);
res = RegQueryValueExW(hkey, proxy_server, NULL, &type, (BYTE*)address, &size);
if(res || type != REG_SZ)
address[0] = 0;
size = sizeof(pac_url);
res = RegQueryValueExW(hkey, auto_config_url, NULL, &type, (BYTE*)pac_url, &size);
if(res || type != REG_SZ)
pac_url[0] = 0;
res = RegOpenKeyW(hkey, connections, &con);
RegCloseKey(hkey);
if(!res)
{
connection_settings *settings = NULL;
size = 0;
while((res = RegQueryValueExW(con, default_connection_settings, NULL, &type,
(BYTE*)settings, &size)) == ERROR_MORE_DATA || !settings)
{
connection_settings *new_settings = heap_realloc(settings, size);
if(!new_settings)
{
RegCloseKey(con);
heap_free(settings);
return;
}
settings = new_settings;
}
RegCloseKey(con);
if(!res && type == REG_BINARY)
{
if(settings->version != CONNECTION_SETTINGS_VERSION)
FIXME("unexpected structure version (%x)\n", settings->version);
else if(settings->flags & CONNECTION_SETTINGS_WPAD)
CheckDlgButton(hwnd, IDC_USE_WPAD, BST_CHECKED);
}
heap_free(settings);
}
TRACE("ProxyEnable = %x\n", enabled);
TRACE("ProxyServer = %s\n", wine_dbgstr_w(address));
TRACE("AutoConfigURL = %s\n", wine_dbgstr_w(auto_config_url));
if(enabled)
{
CheckDlgButton(hwnd, IDC_USE_PROXY_SERVER, BST_CHECKED);
EnableWindow(GetDlgItem(hwnd, IDC_EDIT_PROXY_SERVER), TRUE);
EnableWindow(GetDlgItem(hwnd, IDC_EDIT_PROXY_PORT), TRUE);
}
port = strchrW(address, ':');
if(port)
{
*port = 0;
port++;
}
SetDlgItemTextW(hwnd, IDC_EDIT_PROXY_SERVER, address);
if(port)
SetDlgItemTextW(hwnd, IDC_EDIT_PROXY_PORT, port);
if(pac_url[0])
{
CheckDlgButton(hwnd, IDC_USE_PAC_SCRIPT, BST_CHECKED);
EnableWindow(GetDlgItem(hwnd, IDC_EDIT_PAC_SCRIPT), TRUE);
SetDlgItemTextW(hwnd, IDC_EDIT_PAC_SCRIPT, pac_url);
}
return;
}
static INT_PTR connections_on_command(HWND hwnd, WPARAM wparam)
{
BOOL checked;
switch (wparam)
{
case IDC_USE_PAC_SCRIPT:
checked = IsDlgButtonChecked(hwnd, IDC_USE_PAC_SCRIPT);
EnableWindow(GetDlgItem(hwnd, IDC_EDIT_PAC_SCRIPT), checked);
break;
case IDC_USE_PROXY_SERVER:
checked = IsDlgButtonChecked(hwnd, IDC_USE_PROXY_SERVER);
EnableWindow(GetDlgItem(hwnd, IDC_EDIT_PROXY_SERVER), checked);
EnableWindow(GetDlgItem(hwnd, IDC_EDIT_PROXY_PORT), checked);
}
switch (wparam)
{
case IDC_USE_WPAD:
case IDC_USE_PAC_SCRIPT:
case IDC_USE_PROXY_SERVER:
case MAKEWPARAM(IDC_EDIT_PAC_SCRIPT, EN_CHANGE):
case MAKEWPARAM(IDC_EDIT_PROXY_SERVER, EN_CHANGE):
case MAKEWPARAM(IDC_EDIT_PROXY_PORT, EN_CHANGE):
if(initdialog_done)
SendMessageW(GetParent(hwnd), PSM_CHANGED, (WPARAM)hwnd, 0);
return TRUE;
}
return FALSE;
}
static INT_PTR connections_on_notify(HWND hwnd, WPARAM wparam, LPARAM lparam)
{
connection_settings *default_connection;
WCHAR proxy[INTERNET_MAX_URL_LENGTH];
WCHAR pac_script[INTERNET_MAX_URL_LENGTH];
PSHNOTIFY *psn = (PSHNOTIFY*)lparam;
DWORD proxy_len, port_len, pac_script_len;
DWORD use_proxy, use_pac_script, use_wpad, size;
LRESULT res;
HKEY hkey, con;
if(psn->hdr.code != PSN_APPLY)
return FALSE;
res = RegOpenKeyW(HKEY_CURRENT_USER, internet_settings, &hkey);
if(res)
return FALSE;
use_proxy = IsDlgButtonChecked(hwnd, IDC_USE_PROXY_SERVER);
res = RegSetValueExW(hkey, proxy_enable, 0, REG_DWORD,
(BYTE*)&use_proxy, sizeof(use_proxy));
if(res)
{
RegCloseKey(hkey);
return FALSE;
}
TRACE("ProxyEnable set to %x\n", use_proxy);
proxy_len = GetDlgItemTextW(hwnd, IDC_EDIT_PROXY_SERVER,
proxy, sizeof(proxy)/sizeof(proxy[0]));
if(proxy_len)
{
proxy[proxy_len++] = ':';
port_len = GetDlgItemTextW(hwnd, IDC_EDIT_PROXY_PORT,
proxy+proxy_len, sizeof(proxy)/sizeof(proxy[0])-proxy_len);
if(!port_len)
{
proxy[proxy_len++] = '8';
proxy[proxy_len++] = '0';
proxy[proxy_len] = 0;
}
res = RegSetValueExW(hkey, proxy_server, 0, REG_SZ,
(BYTE*)proxy, (proxy_len+port_len)*sizeof(WCHAR));
}
else
{
res = RegDeleteValueW(hkey, proxy_server);
if(res == ERROR_FILE_NOT_FOUND)
res = ERROR_SUCCESS;
}
if(res)
{
RegCloseKey(hkey);
return FALSE;
}
TRACE("ProxtServer set to %s\n", wine_dbgstr_w(proxy));
use_pac_script = IsDlgButtonChecked(hwnd, IDC_USE_PAC_SCRIPT);
pac_script_len = GetDlgItemTextW(hwnd, IDC_EDIT_PAC_SCRIPT,
pac_script, sizeof(pac_script)/sizeof(pac_script[0]));
if(!pac_script_len) use_pac_script = FALSE;
if(use_pac_script)
{
res = RegSetValueExW(hkey, auto_config_url, 0, REG_SZ,
(BYTE*)pac_script, pac_script_len*sizeof(WCHAR));
}
else
{
res = RegDeleteValueW(hkey, auto_config_url);
if(res == ERROR_FILE_NOT_FOUND)
res = ERROR_SUCCESS;
}
if(res)
{
RegCloseKey(hkey);
return FALSE;
}
TRACE("AutoConfigURL set to %s\n", wine_dbgstr_w(use_pac_script ? pac_script : NULL));
use_wpad = IsDlgButtonChecked(hwnd, IDC_USE_WPAD);
res = RegCreateKeyExW(hkey, connections, 0, NULL, 0, KEY_WRITE, NULL, &con, NULL);
RegCloseKey(hkey);
if(res)
return FALSE;
size = create_connection_settings(use_proxy, proxy, use_wpad,
use_pac_script, pac_script, &default_connection);
if(!size)
{
RegCloseKey(con);
return FALSE;
}
res = RegSetValueExW(con, default_connection_settings, 0, REG_BINARY,
(BYTE*)default_connection, size);
heap_free(default_connection);
RegCloseKey(con);
return !res;
}
INT_PTR CALLBACK connections_dlgproc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
{
switch (msg)
{
case WM_INITDIALOG:
connections_on_initdialog(hwnd);
initdialog_done = TRUE;
break;
case WM_COMMAND:
return connections_on_command(hwnd, wparam);
case WM_NOTIFY:
return connections_on_notify(hwnd, wparam, lparam);
}
return FALSE;
}
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