// Get whether the current OS is supported by SeLow
bool SuIsSupportedOs(bool on_install)
{
if (MsRegReadIntEx2(REG_LOCAL_MACHINE, SL_REG_KEY_NAME, "EnableSeLow", false, true) != 0)
{
// Force enable
return true;
}
if (MsRegReadIntEx2(REG_LOCAL_MACHINE, SL_REG_KEY_NAME, "DisableSeLow", false, true) != 0)
{
// Force disable
return false;
}
if (MsIsWindows10())
{
// Windows 10 or later are always supported.
return true;
}
if (on_install)
{
// If Microsoft Routing and Remote Access service is running,
// then return false.
if (MsIsServiceRunning("RemoteAccess"))
{
return false;
}
}
// If the Su driver is currently running,
// then return true.
if (MsIsServiceRunning(SL_PROTOCOL_NAME))
{
return true;
}
// Currently Windows 8.1 or later are supported
if (MsIsWindows81() == false)
{
return false;
}
if (on_install == false)
{
// If Microsoft Routing and Remote Access service is running,
// then return false.
if (MsIsServiceRunning("RemoteAccess"))
{
return false;
}
}
return true;
}
// Start the installation process
void ViInstallProcessStart(HWND hWnd, VI_INSTALL_DLG *d)
{
wchar_t *exew;
bool ok;
char instdir[MAX_PATH];
char hamcore[MAX_PATH];
// Validate arguments
if (hWnd == NULL || d == NULL)
{
return;
}
ViGenerateVpnSMgrTempDirName(instdir, sizeof(instdir), ViGetSuitableArchForCpu()->Build);
ConbinePath(hamcore, sizeof(hamcore), instdir, "hamcore.se2");
exew = setting.DownloadedInstallerPathW;
d->NoClose = true;
Hide(hWnd, IDCANCEL);
SetPos(hWnd, P_PROGRESS, 100);
Hide(hWnd, P_PROGRESS);
Hide(hWnd, S_SIZEINFO);
SetText(hWnd, S_STATUS, _U(IDS_INSTALLSTART+skip));
ok = true;
if (setting.DownloadNotRequired == false)
{
if (setting.WebMode && ViCheckExeSign(hWnd, exew) == false)
{
// The digital signature is not reliable
ok = false;
}
else
{
// Installation
HANDLE hProcess;
SHELLEXECUTEINFOW info;
// Run
Zero(&info, sizeof(info));
info.cbSize = sizeof(info);
info.lpVerb = L"open";
info.lpFile = exew;
info.fMask = SEE_MASK_NOCLOSEPROCESS;
info.lpParameters = L"/HIDESTARTCOMMAND:1 /DISABLEAUTOIMPORT:1 /ISWEBINSTALLER:1";
info.nShow = SW_SHOWNORMAL;
if (ShellExecuteExW(&info) == false)
{
MsgBox(hWnd, MB_ICONSTOP, _U(IDS_INSTALLSTART_ERROR+skip));
ok = false;
}
else
{
hProcess = info.hProcess;
// Wait for the install process to complete
while (true)
{
if (WaitForSingleObject(hProcess, 50) != WAIT_TIMEOUT)
{
break;
}
DoEvents(hWnd);
}
CloseHandle(hProcess);
}
}
}
if (ok && d->WindowsShutdowning == false)
{
VI_SETTING_ARCH *a = ViGetSuitableArchForCpu();
wchar_t arg[MAX_PATH];
wchar_t exe[MAX_PATH];
char *arg1 = "/easy";
// Hide the screen
Hide(hWnd, 0);
if (setting.NormalMode)
{
arg1 = "/normal";
}
// (Just in case) start the VPN Client service
if (MsIsServiceRunning("vpnclient") == false)
{
MsStartService("vpnclient");
}
// Wait for that the service becomes available
SwWaitForVpnClientPortReady(0);
if (UniIsEmptyStr(setting.DownloadedSettingPathW) == false)
{
// Start a connection by importing the configuration file into the VPN Client
UniFormat(arg, sizeof(arg), L"%S \"%s\"", arg1, setting.DownloadedSettingPathW);
}
else
{
// Just start the Connection Manager
UniFormat(arg, sizeof(arg), L"%S", arg1);
}
// Get the installation state
ViLoadCurrentInstalledStatusForArch(a);
if (a->CurrentInstalled)
{
HANDLE h;
wchar_t filename[MAX_PATH];
StrToUni(filename, sizeof(filename), a->VpnCMgrExeFileName);
ConbinePathW(exe, sizeof(exe), a->CurrentInstalledPathW, filename);
// Start the Connection Manager
h = MsRunAsUserExW(exe, arg, false);
if (h != NULL)
{
if (UniIsEmptyStr(setting.DownloadedSettingPathW) == false)
{
sleep_before_exit = true;
}
CloseHandle(h);
}
}
}
d->NoClose = false;
Close(hWnd);
}
bool SuInstallDriverInner(bool force)
{
wchar_t sys_fullpath[MAX_PATH];
UINT current_sl_ver = 0;
bool ret = false;
wchar_t src_cat[MAX_PATH];
wchar_t src_inf[MAX_PATH];
wchar_t src_sys[MAX_PATH];
wchar_t dst_cat[MAX_PATH];
wchar_t dst_inf[MAX_PATH];
wchar_t dst_sys[MAX_PATH];
wchar_t tmp_dir[MAX_PATH];
char *cpu_type = MsIsX64() ? "x64" : "x86";
if (SuIsSupportedOs(true) == false)
{
// Unsupported OS
return false;
}
CombinePathW(tmp_dir, sizeof(tmp_dir), MsGetWindowsDirW(), L"Temp");
MakeDirExW(tmp_dir);
UniStrCat(tmp_dir, sizeof(tmp_dir), L"\\selowtmp");
MakeDirExW(tmp_dir);
// Confirm whether the driver is currently installed
CombinePathW(sys_fullpath, sizeof(sys_fullpath), MsGetSystem32DirW(), L"drivers\\SeLow_%S.sys");
UniFormat(sys_fullpath, sizeof(sys_fullpath), sys_fullpath, cpu_type);
if (IsFileExistsW(sys_fullpath))
{
char *path;
// Read the current version from the registry
current_sl_ver = MsRegReadIntEx2(REG_LOCAL_MACHINE, SL_REG_KEY_NAME,
(MsIsWindows10() ? SL_REG_VER_VALUE_WIN10 : SL_REG_VER_VALUE),
false, true);
path = MsRegReadStrEx2(REG_LOCAL_MACHINE, SL_REG_KEY_NAME, "ImagePath", false, true);
if (IsEmptyStr(path) || IsFileExists(path) == false || MsIsServiceInstalled(SL_PROTOCOL_NAME) == false)
{
current_sl_ver = 0;
}
Free(path);
}
if (force == false && current_sl_ver >= SL_VER)
{
// Newer version has already been installed
Debug("Newer SeLow is Installed. %u >= %u\n", current_sl_ver, SL_VER);
return true;
}
// Copy necessary files to a temporary directory
UniFormat(src_sys, sizeof(src_sys), L"|DriverPackages\\%S\\%S\\SeLow_%S.sys",
(MsIsWindows10() ? "SeLow_Win10" : "SeLow_Win8"),
cpu_type, cpu_type);
if (MsIsWindows8() == false)
{
// Windows Vista and Windows 7 uses SHA-1 catalog files
UniFormat(src_cat, sizeof(src_cat), L"|DriverPackages\\SeLow_Win8\\%S\\inf.cat", cpu_type);
}
else
{
// Windows 8 or above uses SHA-256 catalog files
UniFormat(src_cat, sizeof(src_cat), L"|DriverPackages\\SeLow_Win8\\%S\\inf2.cat", cpu_type);
if (MsIsWindows10())
{
// Windows 10 uses WHQL catalog files
UniFormat(src_cat, sizeof(src_cat), L"|DriverPackages\\SeLow_Win10\\%S\\SeLow_Win10_%S.cat", cpu_type, cpu_type);
}
}
UniFormat(src_inf, sizeof(src_inf), L"|DriverPackages\\%S\\%S\\SeLow_%S.inf",
(MsIsWindows10() ? "SeLow_Win10" : "SeLow_Win8"),
cpu_type, cpu_type);
UniFormat(dst_sys, sizeof(dst_cat), L"%s\\SeLow_%S.sys", tmp_dir, cpu_type);
UniFormat(dst_cat, sizeof(dst_cat), L"%s\\SeLow_%S_%S.cat", tmp_dir,
(MsIsWindows10() ? "Win10" : "Win8"),
cpu_type);
UniFormat(dst_inf, sizeof(dst_inf), L"%s\\SeLow_%S.inf", tmp_dir, cpu_type);
if (FileCopyW(src_sys, dst_sys) &&
FileCopyW(src_cat, dst_cat) &&
FileCopyW(src_inf, dst_inf))
{
NO_WARNING *nw;
nw = MsInitNoWarningEx(SL_USER_AUTO_PUSH_TIMER);
if (MsIsWindows10())
{
if (MsIsServiceInstalled(SL_PROTOCOL_NAME) == false && MsIsServiceRunning(SL_PROTOCOL_NAME) == false)
{
// On Windows 10, if there are no SwLow service installed, then uinstall the protocol driver first.
// TODO: currently do nothing. On some versions of Windows 10 beta builds it is necessary to do something...
}
}
if (MsIsWindows10())
{
// Delete garbage INFs
SuDeleteGarbageInfs();
}
// Call the installer
if (InstallNdisProtocolDriver(dst_inf, L"SeLow", SL_USER_INSTALL_LOCK_TIMEOUT) == false)
{
Debug("InstallNdisProtocolDriver Error.\n");
}
else
{
Debug("InstallNdisProtocolDriver Ok.\n");
// Copy manually because there are cases where .sys file is not copied successfully for some reason
FileCopyW(src_sys, sys_fullpath);
ret = true;
// Write the version number into the registry
MsRegWriteIntEx2(REG_LOCAL_MACHINE, SL_REG_KEY_NAME,
(MsIsWindows10() ? SL_REG_VER_VALUE_WIN10 : SL_REG_VER_VALUE),
SL_VER, false, true);
// Set to automatic startup
MsRegWriteIntEx2(REG_LOCAL_MACHINE, SL_REG_KEY_NAME, "Start", SERVICE_SYSTEM_START, false, true);
}
MsFreeNoWarning(nw);
}
else
{
Debug("Fail Copying Files.\n");
}
if (ret)
{
// If the service is installed this time, start and wait until the enumeration is completed
SuFree(SuInitEx(180 * 1000));
}
return ret;
}
bool IPsecWin7InitDriverInner()
{
char sys_filename[MAX_PATH];
bool install_driver = true;
HANDLE hEngine;
UINT ret;
FWPM_SESSION0 session;
UINT id;
FWPM_CALLOUT0 callout;
Format(sys_filename, sizeof(sys_filename), IPSEC_WIN7_DST_SYS, MsGetSystem32Dir());
if (IsFileExists(sys_filename) && MsIsServiceInstalled(IPSEC_WIN7_DRIVER_NAME))
{
if (GetCurrentIPsecWin7DriverBuild() >= CEDAR_BUILD)
{
// Not to install since the latest version has been already installed
install_driver = false;
}
}
if (install_driver)
{
char src_filename[MAX_PATH];
if (MsIsWindows10() == false)
{
Format(src_filename, sizeof(src_filename),
"|DriverPackages\\Wfp\\%s\\pxwfp_%s.sys",
(MsIsX64() ? "x64" : "x86"), (MsIsX64() ? "x64" : "x86"));
}
else
{
Format(src_filename, sizeof(src_filename),
"|DriverPackages\\Wfp_Win10\\%s\\pxwfp_%s.sys",
(MsIsX64() ? "x64" : "x86"), (MsIsX64() ? "x64" : "x86"));
}
// Copy the driver
if (FileCopy(src_filename, sys_filename) == false)
{
Debug("%s copy failed. %u\n", sys_filename, GetLastError());
if (IsFileExists(sys_filename) == false)
{
Debug("%s failed. Abort.\n", sys_filename);
return false;
}
}
else
{
Debug("%s copied.\n", sys_filename);
}
// Set the build number
SetCurrentIPsecWin7DriverBuild();
}
// Get whether the device drivers is already installed
if (MsIsServiceInstalled(IPSEC_WIN7_DRIVER_NAME) == false)
{
wchar_t sys_filename_w[MAX_PATH];
StrToUni(sys_filename_w, sizeof(sys_filename_w), sys_filename);
// Run a new installation
if (MsInstallDeviceDriverW(IPSEC_WIN7_DRIVER_NAME, IPSEC_WIN7_DRIVER_TITLE,
sys_filename_w, NULL) == false)
{
// Installation failed
Debug("MsInstallDeviceDriverW failed.\n");
return false;
}
}
// Start if the device driver is stopped
if (MsIsServiceRunning(IPSEC_WIN7_DRIVER_NAME) == false)
{
if (MsStartService(IPSEC_WIN7_DRIVER_NAME) == false)
{
// Start failure
Debug("MsStartService failed.\n");
return false;
}
Debug("%s service started.\n", IPSEC_WIN7_DRIVER_NAME);
}
else
{
Debug("%s service was already started.\n", IPSEC_WIN7_DRIVER_NAME);
}
// Open the WFP
Zero(&session, sizeof(session));
ret = api->FwpmEngineOpen0(NULL, RPC_C_AUTHN_DEFAULT, NULL, &session, &hEngine);
if (ret)
{
Debug("FwpmEngineOpen0 failed.\n");
return false;
}
// Create the Callout Driver (IPv4)
Zero(&callout, sizeof(callout));
callout.calloutKey = GUID_WFP_CALLOUT_DRIVER_V4;
callout.applicableLayer = FWPM_LAYER_INBOUND_IPPACKET_V4;
callout.displayData.name = IPSEC_WIN7_DRIVER_TITLE_V4;
ret = api->FwpmCalloutAdd0(hEngine, &callout, NULL, &id);
if (ret)
{
Debug("FwpmCalloutAdd0 for IPv4 Failed: 0x%X\n", ret);
}
else
{
Debug("FwpmCalloutAdd0 for IPv4 Ok.\n");
}
// Create the Callout Driver (IPv6)
Zero(&callout, sizeof(callout));
callout.calloutKey = GUID_WFP_CALLOUT_DRIVER_V6;
callout.applicableLayer = FWPM_LAYER_INBOUND_IPPACKET_V6;
callout.displayData.name = IPSEC_WIN7_DRIVER_TITLE_V6;
ret = api->FwpmCalloutAdd0(hEngine, &callout, NULL, &id);
if (ret)
{
Debug("FwpmCalloutAdd0 for IPv6 Failed: 0x%X\n", ret);
}
else
{
Debug("FwpmCalloutAdd0 for IPv6 Ok.\n");
}
api->FwpmEngineClose0(hEngine);
return true;
}