[WINLOGON]
[reactos.git] / reactos / base / system / winlogon / sas.c
index 49d69d9..c706caf 100644 (file)
@@ -23,234 +23,243 @@ WINE_DEFAULT_DEBUG_CHANNEL(winlogon);
 #define HK_CTRL_ALT_DEL   0
 #define HK_CTRL_SHIFT_ESC 1
 
+#define EWX_ACTION_MASK 0xffffffeb
+#define EWX_FLAGS_MASK  0x00000014
+
+typedef struct tagLOGOFF_SHUTDOWN_DATA
+{
+    UINT Flags;
+    PWLSESSION Session;
+} LOGOFF_SHUTDOWN_DATA, *PLOGOFF_SHUTDOWN_DATA;
+
 /* FUNCTIONS ****************************************************************/
 
 static BOOL
 StartTaskManager(
-       IN OUT PWLSESSION Session)
+    IN OUT PWLSESSION Session)
 {
-       LPVOID lpEnvironment;
-       BOOL ret;
-
-       if (!Session->Gina.Functions.WlxStartApplication)
-               return FALSE;
-
-       if (!CreateEnvironmentBlock(
-               &lpEnvironment,
-               Session->UserToken,
-               TRUE))
-       {
-               return FALSE;
-       }
-
-       ret = Session->Gina.Functions.WlxStartApplication(
-               Session->Gina.Context,
-               L"Default",
-               lpEnvironment,
-               L"taskmgr.exe");
-
-       DestroyEnvironmentBlock(lpEnvironment);
-       return ret;
+    LPVOID lpEnvironment;
+    BOOL ret;
+
+    if (!Session->Gina.Functions.WlxStartApplication)
+        return FALSE;
+
+    if (!CreateEnvironmentBlock(
+        &lpEnvironment,
+        Session->UserToken,
+        TRUE))
+    {
+        return FALSE;
+    }
+
+    ret = Session->Gina.Functions.WlxStartApplication(
+        Session->Gina.Context,
+        L"Default",
+        lpEnvironment,
+        L"taskmgr.exe");
+
+    DestroyEnvironmentBlock(lpEnvironment);
+    return ret;
 }
 
 static BOOL
 StartUserShell(
-       IN OUT PWLSESSION Session)
+    IN OUT PWLSESSION Session)
 {
-       LPVOID lpEnvironment = NULL;
-       BOOLEAN Old;
-       BOOL ret;
-
-       /* Create environment block for the user */
-       if (!CreateEnvironmentBlock(&lpEnvironment, Session->UserToken, TRUE))
-       {
-               WARN("WL: CreateEnvironmentBlock() failed\n");
-               return FALSE;
-       }
-
-       /* Get privilege */
-       /* FIXME: who should do it? winlogon or gina? */
-       /* FIXME: reverting to lower privileges after creating user shell? */
-       RtlAdjustPrivilege(SE_ASSIGNPRIMARYTOKEN_PRIVILEGE, TRUE, FALSE, &Old);
-
-       ret = Session->Gina.Functions.WlxActivateUserShell(
-                               Session->Gina.Context,
-                               L"Default",
-                               NULL, /* FIXME */
-                               lpEnvironment);
-
-       DestroyEnvironmentBlock(lpEnvironment);
-       return ret;
+    LPVOID lpEnvironment = NULL;
+    BOOLEAN Old;
+    BOOL ret;
+
+    /* Create environment block for the user */
+    if (!CreateEnvironmentBlock(&lpEnvironment, Session->UserToken, TRUE))
+    {
+        WARN("WL: CreateEnvironmentBlock() failed\n");
+        return FALSE;
+    }
+
+    /* Get privilege */
+    /* FIXME: who should do it? winlogon or gina? */
+    /* FIXME: reverting to lower privileges after creating user shell? */
+    RtlAdjustPrivilege(SE_ASSIGNPRIMARYTOKEN_PRIVILEGE, TRUE, FALSE, &Old);
+
+    ret = Session->Gina.Functions.WlxActivateUserShell(
+                Session->Gina.Context,
+                L"Default",
+                NULL, /* FIXME */
+                lpEnvironment);
+
+    DestroyEnvironmentBlock(lpEnvironment);
+    return ret;
 }
 
 
 BOOL
 SetDefaultLanguage(
-       IN BOOL UserProfile)
+    IN BOOL UserProfile)
 {
-       HKEY BaseKey;
-       LPCWSTR SubKey;
-       LPCWSTR ValueName;
-       LONG rc;
-       HKEY hKey = NULL;
-       DWORD dwType, dwSize;
-       LPWSTR Value = NULL;
-       UNICODE_STRING ValueString;
-       NTSTATUS Status;
-       LCID Lcid;
-       BOOL ret = FALSE;
-
-       if (UserProfile)
-       {
-               BaseKey = HKEY_CURRENT_USER;
-               SubKey = L"Control Panel\\International";
-               ValueName = L"Locale";
-       }
-       else
-       {
-               BaseKey = HKEY_LOCAL_MACHINE;
-               SubKey = L"System\\CurrentControlSet\\Control\\Nls\\Language";
-               ValueName = L"Default";
-       }
-
-       rc = RegOpenKeyExW(
-               BaseKey,
-               SubKey,
-               0,
-               KEY_READ,
-               &hKey);
-       if (rc != ERROR_SUCCESS)
-       {
-               TRACE("RegOpenKeyEx() failed with error %lu\n", rc);
-               goto cleanup;
-       }
-       rc = RegQueryValueExW(
-               hKey,
-               ValueName,
-               NULL,
-               &dwType,
-               NULL,
-               &dwSize);
-       if (rc != ERROR_SUCCESS)
-       {
-               TRACE("RegQueryValueEx() failed with error %lu\n", rc);
-               goto cleanup;
-       }
-       else if (dwType != REG_SZ)
-       {
-               TRACE("Wrong type for %S\\%S registry entry (got 0x%lx, expected 0x%x)\n",
-                       SubKey, ValueName, dwType, REG_SZ);
-               goto cleanup;
-       }
-
-       Value = HeapAlloc(GetProcessHeap(), 0, dwSize);
-       if (!Value)
-       {
-               TRACE("HeapAlloc() failed\n");
-               goto cleanup;
-       }
-       rc = RegQueryValueExW(
-               hKey,
-               ValueName,
-               NULL,
-               NULL,
-               (LPBYTE)Value,
-               &dwSize);
-       if (rc != ERROR_SUCCESS)
-       {
-               TRACE("RegQueryValueEx() failed with error %lu\n", rc);
-               goto cleanup;
-       }
-
-       /* Convert Value to a Lcid */
-       ValueString.Length = ValueString.MaximumLength = (USHORT)dwSize;
-       ValueString.Buffer = Value;
-       Status = RtlUnicodeStringToInteger(&ValueString, 16, (PULONG)&Lcid);
-       if (!NT_SUCCESS(Status))
-       {
-               TRACE("RtlUnicodeStringToInteger() failed with status 0x%08lx\n", Status);
-               goto cleanup;
-       }
-
-       TRACE("%s language is 0x%08lx\n",
-               UserProfile ? "User" : "System", Lcid);
-       Status = NtSetDefaultLocale(UserProfile, Lcid);
-       if (!NT_SUCCESS(Status))
-       {
-               TRACE("NtSetDefaultLocale() failed with status 0x%08lx\n", Status);
-               goto cleanup;
-       }
-
-       ret = TRUE;
+    HKEY BaseKey;
+    LPCWSTR SubKey;
+    LPCWSTR ValueName;
+    LONG rc;
+    HKEY hKey = NULL;
+    DWORD dwType, dwSize;
+    LPWSTR Value = NULL;
+    UNICODE_STRING ValueString;
+    NTSTATUS Status;
+    LCID Lcid;
+    BOOL ret = FALSE;
+
+    if (UserProfile)
+    {
+        BaseKey = HKEY_CURRENT_USER;
+        SubKey = L"Control Panel\\International";
+        ValueName = L"Locale";
+    }
+    else
+    {
+        BaseKey = HKEY_LOCAL_MACHINE;
+        SubKey = L"System\\CurrentControlSet\\Control\\Nls\\Language";
+        ValueName = L"Default";
+    }
+
+    rc = RegOpenKeyExW(
+        BaseKey,
+        SubKey,
+        0,
+        KEY_READ,
+        &hKey);
+    if (rc != ERROR_SUCCESS)
+    {
+        TRACE("RegOpenKeyEx() failed with error %lu\n", rc);
+        goto cleanup;
+    }
+    rc = RegQueryValueExW(
+        hKey,
+        ValueName,
+        NULL,
+        &dwType,
+        NULL,
+        &dwSize);
+    if (rc != ERROR_SUCCESS)
+    {
+        TRACE("RegQueryValueEx() failed with error %lu\n", rc);
+        goto cleanup;
+    }
+    else if (dwType != REG_SZ)
+    {
+        TRACE("Wrong type for %S\\%S registry entry (got 0x%lx, expected 0x%x)\n",
+            SubKey, ValueName, dwType, REG_SZ);
+        goto cleanup;
+    }
+
+    Value = HeapAlloc(GetProcessHeap(), 0, dwSize);
+    if (!Value)
+    {
+        TRACE("HeapAlloc() failed\n");
+        goto cleanup;
+    }
+    rc = RegQueryValueExW(
+        hKey,
+        ValueName,
+        NULL,
+        NULL,
+        (LPBYTE)Value,
+        &dwSize);
+    if (rc != ERROR_SUCCESS)
+    {
+        TRACE("RegQueryValueEx() failed with error %lu\n", rc);
+        goto cleanup;
+    }
+
+    /* Convert Value to a Lcid */
+    ValueString.Length = ValueString.MaximumLength = (USHORT)dwSize;
+    ValueString.Buffer = Value;
+    Status = RtlUnicodeStringToInteger(&ValueString, 16, (PULONG)&Lcid);
+    if (!NT_SUCCESS(Status))
+    {
+        TRACE("RtlUnicodeStringToInteger() failed with status 0x%08lx\n", Status);
+        goto cleanup;
+    }
+
+    TRACE("%s language is 0x%08lx\n",
+        UserProfile ? "User" : "System", Lcid);
+    Status = NtSetDefaultLocale(UserProfile, Lcid);
+    if (!NT_SUCCESS(Status))
+    {
+        TRACE("NtSetDefaultLocale() failed with status 0x%08lx\n", Status);
+        goto cleanup;
+    }
+
+    ret = TRUE;
 
 cleanup:
-       if (hKey)
-               RegCloseKey(hKey);
-       if (Value)
-               HeapFree(GetProcessHeap(), 0, Value);
-       return ret;
+    if (hKey)
+        RegCloseKey(hKey);
+    if (Value)
+        HeapFree(GetProcessHeap(), 0, Value);
+    return ret;
 }
 
 BOOL
 PlaySoundRoutine(
-       IN LPCWSTR FileName,
-       IN UINT bLogon,
-       IN UINT Flags)
+    IN LPCWSTR FileName,
+    IN UINT bLogon,
+    IN UINT Flags)
 {
-       typedef BOOL (WINAPI *PLAYSOUNDW)(LPCWSTR,HMODULE,DWORD);
-       typedef UINT (WINAPI *WAVEOUTGETNUMDEVS)(VOID);
-       PLAYSOUNDW Play;
-       WAVEOUTGETNUMDEVS waveOutGetNumDevs;
-       UINT NumDevs;
-       HMODULE hLibrary;
-       BOOL Ret = FALSE;
-
-       hLibrary = LoadLibraryW(L"winmm.dll");
-       if (hLibrary)
-       {
-               waveOutGetNumDevs = (WAVEOUTGETNUMDEVS)GetProcAddress(hLibrary, "waveOutGetNumDevs");
-               if (waveOutGetNumDevs)
-               {
-                       NumDevs = waveOutGetNumDevs();
-                       if (!NumDevs)
-                       {
-                               if (!bLogon)
-                               {
-                                       Beep(500, 500);
-                               }
-                               FreeLibrary(hLibrary);
-                               return FALSE;
-                       }
-               }
-
-               Play = (PLAYSOUNDW)GetProcAddress(hLibrary, "PlaySoundW");
-               if (Play)
-               {
-                       Ret = Play(FileName, NULL, Flags);
-               }
-               FreeLibrary(hLibrary);
-       }
-
-       return Ret;
+    typedef BOOL (WINAPI *PLAYSOUNDW)(LPCWSTR,HMODULE,DWORD);
+    typedef UINT (WINAPI *WAVEOUTGETNUMDEVS)(VOID);
+    PLAYSOUNDW Play;
+    WAVEOUTGETNUMDEVS waveOutGetNumDevs;
+    UINT NumDevs;
+    HMODULE hLibrary;
+    BOOL Ret = FALSE;
+
+    hLibrary = LoadLibraryW(L"winmm.dll");
+    if (hLibrary)
+    {
+        waveOutGetNumDevs = (WAVEOUTGETNUMDEVS)GetProcAddress(hLibrary, "waveOutGetNumDevs");
+        if (waveOutGetNumDevs)
+        {
+            NumDevs = waveOutGetNumDevs();
+            if (!NumDevs)
+            {
+                if (!bLogon)
+                {
+                    Beep(500, 500);
+                }
+                FreeLibrary(hLibrary);
+                return FALSE;
+            }
+        }
+
+        Play = (PLAYSOUNDW)GetProcAddress(hLibrary, "PlaySoundW");
+        if (Play)
+        {
+            Ret = Play(FileName, NULL, Flags);
+        }
+        FreeLibrary(hLibrary);
+    }
+
+    return Ret;
 }
 
 DWORD
 WINAPI
 PlayLogonSoundThread(
-       IN LPVOID lpParameter)
+    IN LPVOID lpParameter)
 {
     BYTE TokenUserBuffer[256];
     PTOKEN_USER pTokenUser = (TOKEN_USER*)TokenUserBuffer;
     ULONG Length;
-       HKEY hKey;
-       WCHAR wszBuffer[MAX_PATH] = {0};
-       WCHAR wszDest[MAX_PATH];
-       DWORD dwSize = sizeof(wszBuffer), dwType;
-       SERVICE_STATUS_PROCESS Info;
-       UNICODE_STRING SidString;
-       NTSTATUS Status;
-       ULONG Index = 0;
-       SC_HANDLE hSCManager, hService;
+    HKEY hKey;
+    WCHAR wszBuffer[MAX_PATH] = {0};
+    WCHAR wszDest[MAX_PATH];
+    DWORD dwSize = sizeof(wszBuffer), dwType;
+    SERVICE_STATUS_PROCESS Info;
+    UNICODE_STRING SidString;
+    NTSTATUS Status;
+    ULONG Index = 0;
+    SC_HANDLE hSCManager, hService;
 
     /* Get SID of current user */
     Status = NtQueryInformationToken((HANDLE)lpParameter,
@@ -281,40 +290,40 @@ PlayLogonSoundThread(
     {
         /* SID is too long. Should not happen. */
         ERR("StringCbCopyW failed!\n");
-               return 0;
+        return 0;
     }
 
     /* Open registry key and query sound path */
-       if (RegOpenKeyExW(HKEY_USERS, wszBuffer, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
-       {
-           ERR("RegOpenKeyExW(%ls) failed!\n", wszBuffer);
-               return 0;
-       }
+    if (RegOpenKeyExW(HKEY_USERS, wszBuffer, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
+    {
+        ERR("RegOpenKeyExW(%ls) failed!\n", wszBuffer);
+        return 0;
+    }
 
-       if (RegQueryValueExW(hKey, NULL, NULL, &dwType,
+    if (RegQueryValueExW(hKey, NULL, NULL, &dwType,
                       (LPBYTE)wszBuffer, &dwSize) != ERROR_SUCCESS ||
         (dwType != REG_SZ && dwType != REG_EXPAND_SZ))
-       {
-           ERR("RegQueryValueExW failed!\n");
-               RegCloseKey(hKey);
-               return 0;
-       }
+    {
+        ERR("RegQueryValueExW failed!\n");
+        RegCloseKey(hKey);
+        return 0;
+    }
 
-       RegCloseKey(hKey);
+    RegCloseKey(hKey);
 
-       if (!wszBuffer[0])
-       {
-           /* No sound has been set */
-           ERR("No sound has been set\n");
-           return 0;
-       }
+    if (!wszBuffer[0])
+    {
+        /* No sound has been set */
+        ERR("No sound has been set\n");
+        return 0;
+    }
 
     /* Expand environment variables */
-       if (!ExpandEnvironmentStringsW(wszBuffer, wszDest, MAX_PATH))
-       {
-           ERR("ExpandEnvironmentStringsW failed!\n");
-           return 0;
-       }
+    if (!ExpandEnvironmentStringsW(wszBuffer, wszDest, MAX_PATH))
+    {
+        ERR("ExpandEnvironmentStringsW failed!\n");
+        return 0;
+    }
 
     /* Open service manager */
     hSCManager = OpenSCManager(NULL, NULL, SC_MANAGER_CONNECT);
@@ -363,776 +372,786 @@ PlayLogonSoundThread(
     /* Sound subsystem is running. Play logon sound. */
     TRACE("Playing logon sound: %ls\n", wszDest);
     PlaySoundRoutine(wszDest, TRUE, SND_FILENAME);
-       return 0;
+    return 0;
 }
 
-static VOID
+static
+VOID
 PlayLogonSound(
     IN OUT PWLSESSION Session)
 {
     HANDLE hThread;
 
-       hThread = CreateThread(NULL, 0, PlayLogonSoundThread, (PVOID)Session->UserToken, 0, NULL);
-       if (hThread)
-               CloseHandle(hThread);
+    hThread = CreateThread(NULL, 0, PlayLogonSoundThread, (PVOID)Session->UserToken, 0, NULL);
+    if (hThread)
+        CloseHandle(hThread);
 }
 
-static BOOL
+static
+BOOL
 HandleLogon(
-       IN OUT PWLSESSION Session)
+    IN OUT PWLSESSION Session)
 {
-       PROFILEINFOW ProfileInfo;
-       BOOL ret = FALSE;
-
-       /* Loading personal settings */
-       DisplayStatusMessage(Session, Session->WinlogonDesktop, IDS_LOADINGYOURPERSONALSETTINGS);
-       ProfileInfo.hProfile = INVALID_HANDLE_VALUE;
-       if (0 == (Session->Options & WLX_LOGON_OPT_NO_PROFILE))
-       {
-               if (Session->Profile == NULL
-                || (Session->Profile->dwType != WLX_PROFILE_TYPE_V1_0
-                 && Session->Profile->dwType != WLX_PROFILE_TYPE_V2_0))
-               {
-                       ERR("WL: Wrong profile\n");
-                       goto cleanup;
-               }
-
-               /* Load the user profile */
-               ZeroMemory(&ProfileInfo, sizeof(PROFILEINFOW));
-               ProfileInfo.dwSize = sizeof(PROFILEINFOW);
-               ProfileInfo.dwFlags = 0;
-               ProfileInfo.lpUserName = Session->MprNotifyInfo.pszUserName;
-               ProfileInfo.lpProfilePath = Session->Profile->pszProfile;
-               if (Session->Profile->dwType >= WLX_PROFILE_TYPE_V2_0)
-               {
-                       ProfileInfo.lpDefaultPath = Session->Profile->pszNetworkDefaultUserProfile;
-                       ProfileInfo.lpServerName = Session->Profile->pszServerName;
-                       ProfileInfo.lpPolicyPath = Session->Profile->pszPolicy;
-               }
-
-               if (!LoadUserProfileW(Session->UserToken, &ProfileInfo))
-               {
-                       ERR("WL: LoadUserProfileW() failed\n");
-                       goto cleanup;
-               }
-       }
-
-       /* Create environment block for the user */
-       if (!CreateUserEnvironment(Session))
-       {
-               WARN("WL: SetUserEnvironment() failed\n");
-               goto cleanup;
-       }
-
-       DisplayStatusMessage(Session, Session->WinlogonDesktop, IDS_APPLYINGYOURPERSONALSETTINGS);
-       UpdatePerUserSystemParameters(0, TRUE);
-
-       /* Set default language */
-       if (!SetDefaultLanguage(TRUE))
-       {
-               WARN("WL: SetDefaultLanguage() failed\n");
-               goto cleanup;
-       }
-
-       if (!StartUserShell(Session))
-       {
-               //WCHAR StatusMsg[256];
-               WARN("WL: WlxActivateUserShell() failed\n");
-               //LoadStringW(hAppInstance, IDS_FAILEDACTIVATEUSERSHELL, StatusMsg, sizeof(StatusMsg) / sizeof(StatusMsg[0]));
-               //MessageBoxW(0, StatusMsg, NULL, MB_ICONERROR);
-               goto cleanup;
-       }
-
-       if (!InitializeScreenSaver(Session))
-               WARN("WL: Failed to initialize screen saver\n");
-
-       Session->hProfileInfo = ProfileInfo.hProfile;
+    PROFILEINFOW ProfileInfo;
+    BOOL ret = FALSE;
+
+    /* Loading personal settings */
+    DisplayStatusMessage(Session, Session->WinlogonDesktop, IDS_LOADINGYOURPERSONALSETTINGS);
+    ProfileInfo.hProfile = INVALID_HANDLE_VALUE;
+    if (0 == (Session->Options & WLX_LOGON_OPT_NO_PROFILE))
+    {
+        if (Session->Profile == NULL
+         || (Session->Profile->dwType != WLX_PROFILE_TYPE_V1_0
+          && Session->Profile->dwType != WLX_PROFILE_TYPE_V2_0))
+        {
+            ERR("WL: Wrong profile\n");
+            goto cleanup;
+        }
+
+        /* Load the user profile */
+        ZeroMemory(&ProfileInfo, sizeof(PROFILEINFOW));
+        ProfileInfo.dwSize = sizeof(PROFILEINFOW);
+        ProfileInfo.dwFlags = 0;
+        ProfileInfo.lpUserName = Session->MprNotifyInfo.pszUserName;
+        ProfileInfo.lpProfilePath = Session->Profile->pszProfile;
+        if (Session->Profile->dwType >= WLX_PROFILE_TYPE_V2_0)
+        {
+            ProfileInfo.lpDefaultPath = Session->Profile->pszNetworkDefaultUserProfile;
+            ProfileInfo.lpServerName = Session->Profile->pszServerName;
+            ProfileInfo.lpPolicyPath = Session->Profile->pszPolicy;
+        }
+
+        if (!LoadUserProfileW(Session->UserToken, &ProfileInfo))
+        {
+            ERR("WL: LoadUserProfileW() failed\n");
+            goto cleanup;
+        }
+    }
+
+    /* Create environment block for the user */
+    if (!CreateUserEnvironment(Session))
+    {
+        WARN("WL: SetUserEnvironment() failed\n");
+        goto cleanup;
+    }
+
+    DisplayStatusMessage(Session, Session->WinlogonDesktop, IDS_APPLYINGYOURPERSONALSETTINGS);
+    UpdatePerUserSystemParameters(0, TRUE);
+
+    /* Set default language */
+    if (!SetDefaultLanguage(TRUE))
+    {
+        WARN("WL: SetDefaultLanguage() failed\n");
+        goto cleanup;
+    }
+
+    if (!StartUserShell(Session))
+    {
+        //WCHAR StatusMsg[256];
+        WARN("WL: WlxActivateUserShell() failed\n");
+        //LoadStringW(hAppInstance, IDS_FAILEDACTIVATEUSERSHELL, StatusMsg, sizeof(StatusMsg) / sizeof(StatusMsg[0]));
+        //MessageBoxW(0, StatusMsg, NULL, MB_ICONERROR);
+        goto cleanup;
+    }
+
+    if (!InitializeScreenSaver(Session))
+        WARN("WL: Failed to initialize screen saver\n");
+
+    Session->hProfileInfo = ProfileInfo.hProfile;
 
     /* Logon has successed. Play sound. */
-       PlayLogonSound(Session);
-       
-       ret = TRUE;
+    PlayLogonSound(Session);
+
+    ret = TRUE;
 
 cleanup:
-       if (Session->Profile)
-       {
-               HeapFree(GetProcessHeap(), 0, Session->Profile->pszProfile);
-               HeapFree(GetProcessHeap(), 0, Session->Profile);
-       }
-       Session->Profile = NULL;
-       if (!ret
-        && ProfileInfo.hProfile != INVALID_HANDLE_VALUE)
-       {
-               UnloadUserProfile(WLSession->UserToken, ProfileInfo.hProfile);
-       }
-       RemoveStatusMessage(Session);
-       if (!ret)
-       {
-               CloseHandle(Session->UserToken);
-               Session->UserToken = NULL;
-       }
-       return ret;
+    if (Session->Profile)
+    {
+        HeapFree(GetProcessHeap(), 0, Session->Profile->pszProfile);
+        HeapFree(GetProcessHeap(), 0, Session->Profile);
+    }
+    Session->Profile = NULL;
+    if (!ret
+     && ProfileInfo.hProfile != INVALID_HANDLE_VALUE)
+    {
+        UnloadUserProfile(WLSession->UserToken, ProfileInfo.hProfile);
+    }
+    RemoveStatusMessage(Session);
+    if (!ret)
+    {
+        CloseHandle(Session->UserToken);
+        Session->UserToken = NULL;
+    }
+    return ret;
 }
 
-#define EWX_ACTION_MASK 0xffffffeb
-#define EWX_FLAGS_MASK  0x00000014
 
-typedef struct tagLOGOFF_SHUTDOWN_DATA
+static
+DWORD
+WINAPI
+LogoffShutdownThread(
+    LPVOID Parameter)
 {
-  UINT Flags;
-  PWLSESSION Session;
-} LOGOFF_SHUTDOWN_DATA, *PLOGOFF_SHUTDOWN_DATA;
+    PLOGOFF_SHUTDOWN_DATA LSData = (PLOGOFF_SHUTDOWN_DATA)Parameter;
 
-static DWORD WINAPI
-LogoffShutdownThread(LPVOID Parameter)
-{
-       PLOGOFF_SHUTDOWN_DATA LSData = (PLOGOFF_SHUTDOWN_DATA)Parameter;
-
-       if (LSData->Session->UserToken != NULL && !ImpersonateLoggedOnUser(LSData->Session->UserToken))
-       {
-               ERR("ImpersonateLoggedOnUser() failed with error %lu\n", GetLastError());
-               return 0;
-       }
-
-       /* Close processes of the interactive user */
-       if (!ExitWindowsEx(
-               EWX_INTERNAL_KILL_USER_APPS | (LSData->Flags & EWX_FLAGS_MASK) |
-               (EWX_LOGOFF == (LSData->Flags & EWX_ACTION_MASK) ? EWX_INTERNAL_FLAG_LOGOFF : 0),
-               0))
-       {
-               ERR("Unable to kill user apps, error %lu\n", GetLastError());
-               RevertToSelf();
-               return 0;
-       }
-
-       /* FIXME: Call ExitWindowsEx() to terminate COM processes */
-
-       if (LSData->Session->UserToken)
-               RevertToSelf();
-
-       return 1;
+    if (LSData->Session->UserToken != NULL && !ImpersonateLoggedOnUser(LSData->Session->UserToken))
+    {
+        ERR("ImpersonateLoggedOnUser() failed with error %lu\n", GetLastError());
+        return 0;
+    }
+
+    /* Close processes of the interactive user */
+    if (!ExitWindowsEx(
+        EWX_INTERNAL_KILL_USER_APPS | (LSData->Flags & EWX_FLAGS_MASK) |
+        (EWX_LOGOFF == (LSData->Flags & EWX_ACTION_MASK) ? EWX_INTERNAL_FLAG_LOGOFF : 0),
+        0))
+    {
+        ERR("Unable to kill user apps, error %lu\n", GetLastError());
+        RevertToSelf();
+        return 0;
+    }
+
+    /* FIXME: Call ExitWindowsEx() to terminate COM processes */
+
+    if (LSData->Session->UserToken)
+        RevertToSelf();
+
+    return 1;
 }
 
 
-static NTSTATUS
+static
+NTSTATUS
 CreateLogoffSecurityAttributes(
-       OUT PSECURITY_ATTRIBUTES* ppsa)
+    OUT PSECURITY_ATTRIBUTES* ppsa)
 {
-       /* The following code is not working yet and messy */
-       /* Still, it gives some ideas about data types and functions involved and */
-       /* required to set up a SECURITY_DESCRIPTOR for a SECURITY_ATTRIBUTES */
-       /* instance for a thread, to allow that  thread to ImpersonateLoggedOnUser(). */
-       /* Specifically THREAD_SET_THREAD_TOKEN is required. */
-       PSECURITY_DESCRIPTOR SecurityDescriptor = NULL;
-       PSECURITY_ATTRIBUTES psa = 0;
-       BYTE* pMem;
-       PACL pACL;
-       EXPLICIT_ACCESS Access;
-       PSID pEveryoneSID = NULL;
-       static SID_IDENTIFIER_AUTHORITY WorldAuthority = { SECURITY_WORLD_SID_AUTHORITY };
-
-       *ppsa = NULL;
-
-       // Let's first try to enumerate what kind of data we need for this to ever work:
-       // 1.  The Winlogon SID, to be able to give it THREAD_SET_THREAD_TOKEN.
-       // 2.  The users SID (the user trying to logoff, or rather shut down the system).
-       // 3.  At least two EXPLICIT_ACCESS instances:
-       // 3.1 One for Winlogon itself, giving it the rights
-       //     required to THREAD_SET_THREAD_TOKEN (as it's needed to successfully call
-       //     ImpersonateLoggedOnUser).
-       // 3.2 One for the user, to allow *that* thread to perform its work.
-       // 4.  An ACL to hold the these EXPLICIT_ACCESS ACE's.
-       // 5.  A SECURITY_DESCRIPTOR to hold the ACL, and finally.
-       // 6.  A SECURITY_ATTRIBUTES instance to pull all of this required stuff
-       //     together, to hand it to CreateThread.
-       //
-       // However, it seems struct LOGOFF_SHUTDOWN_DATA doesn't contain
-       // these required SID's, why they'd have to be added.
-       // The Winlogon's own SID should probably only be created once,
-       // while the user's SID obviously must be created for each new user.
-       // Might as well store it when the user logs on?
-
-       if(!AllocateAndInitializeSid(&WorldAuthority, 
-                                    1,
-                                    SECURITY_WORLD_RID,
-                                    0, 0, 0, 0, 0, 0, 0,
-                                    &pEveryoneSID))
-       {
-               ERR("Failed to initialize security descriptor for logoff thread!\n");
-               return STATUS_UNSUCCESSFUL;
-       }
-
-       /* set up the required security attributes to be able to shut down */
-       /* To save space and time, allocate a single block of memory holding */
-       /* both SECURITY_ATTRIBUTES and SECURITY_DESCRIPTOR */
-       pMem = HeapAlloc(GetProcessHeap(),
-                        0,
-                        sizeof(SECURITY_ATTRIBUTES) +
-                        SECURITY_DESCRIPTOR_MIN_LENGTH +
-                        sizeof(ACL));
-       if (!pMem)
-       {
-               ERR("Failed to allocate memory for logoff security descriptor!\n");
-               return STATUS_NO_MEMORY;
-       }
-
-       /* Note that the security descriptor needs to be in _absolute_ format, */
-       /* meaning its members must be pointers to other structures, rather */
-       /* than the relative format using offsets */
-       psa = (PSECURITY_ATTRIBUTES)pMem;
-       SecurityDescriptor = (PSECURITY_DESCRIPTOR)(pMem + sizeof(SECURITY_ATTRIBUTES));
-       pACL = (PACL)(((PBYTE)SecurityDescriptor) + SECURITY_DESCRIPTOR_MIN_LENGTH);
-
-       // Initialize an EXPLICIT_ACCESS structure for an ACE.
-       // The ACE will allow this thread to log off (and shut down the system, currently).
-       ZeroMemory(&Access, sizeof(Access));
-       Access.grfAccessPermissions = THREAD_SET_THREAD_TOKEN;
-       Access.grfAccessMode = SET_ACCESS; // GRANT_ACCESS?
-       Access.grfInheritance = NO_INHERITANCE;
-       Access.Trustee.TrusteeForm = TRUSTEE_IS_SID;
-       Access.Trustee.TrusteeType = TRUSTEE_IS_WELL_KNOWN_GROUP;
-       Access.Trustee.ptstrName = pEveryoneSID;
-
-       if (SetEntriesInAcl(1, &Access, NULL, &pACL) != ERROR_SUCCESS) 
-       {
-               ERR("Failed to set Access Rights for logoff thread. Logging out will most likely fail.\n");
-
-               HeapFree(GetProcessHeap(), 0, pMem);
-               return STATUS_UNSUCCESSFUL;
-       }
-
-       if (!InitializeSecurityDescriptor(SecurityDescriptor, SECURITY_DESCRIPTOR_REVISION))
-       {
-               ERR("Failed to initialize security descriptor for logoff thread!\n");
-               HeapFree(GetProcessHeap(), 0, pMem);
-               return STATUS_UNSUCCESSFUL;
-       }
-
-       if (!SetSecurityDescriptorDacl(SecurityDescriptor,
-                                      TRUE,     // bDaclPresent flag
-                                      pACL,
-                                      FALSE))   // not a default DACL
-       {
-               ERR("SetSecurityDescriptorDacl Error %lu\n", GetLastError());
-               HeapFree(GetProcessHeap(), 0, pMem);
-               return STATUS_UNSUCCESSFUL;
-       }
-
-       psa->nLength = sizeof(SECURITY_ATTRIBUTES);
-       psa->lpSecurityDescriptor = SecurityDescriptor;
-       psa->bInheritHandle = FALSE;
-
-       *ppsa = psa;
-
-       return STATUS_SUCCESS;
+    /* The following code is not working yet and messy */
+    /* Still, it gives some ideas about data types and functions involved and */
+    /* required to set up a SECURITY_DESCRIPTOR for a SECURITY_ATTRIBUTES */
+    /* instance for a thread, to allow that  thread to ImpersonateLoggedOnUser(). */
+    /* Specifically THREAD_SET_THREAD_TOKEN is required. */
+    PSECURITY_DESCRIPTOR SecurityDescriptor = NULL;
+    PSECURITY_ATTRIBUTES psa = 0;
+    BYTE* pMem;
+    PACL pACL;
+    EXPLICIT_ACCESS Access;
+    PSID pEveryoneSID = NULL;
+    static SID_IDENTIFIER_AUTHORITY WorldAuthority = { SECURITY_WORLD_SID_AUTHORITY };
+
+    *ppsa = NULL;
+
+    // Let's first try to enumerate what kind of data we need for this to ever work:
+    // 1.  The Winlogon SID, to be able to give it THREAD_SET_THREAD_TOKEN.
+    // 2.  The users SID (the user trying to logoff, or rather shut down the system).
+    // 3.  At least two EXPLICIT_ACCESS instances:
+    // 3.1 One for Winlogon itself, giving it the rights
+    //     required to THREAD_SET_THREAD_TOKEN (as it's needed to successfully call
+    //     ImpersonateLoggedOnUser).
+    // 3.2 One for the user, to allow *that* thread to perform its work.
+    // 4.  An ACL to hold the these EXPLICIT_ACCESS ACE's.
+    // 5.  A SECURITY_DESCRIPTOR to hold the ACL, and finally.
+    // 6.  A SECURITY_ATTRIBUTES instance to pull all of this required stuff
+    //     together, to hand it to CreateThread.
+    //
+    // However, it seems struct LOGOFF_SHUTDOWN_DATA doesn't contain
+    // these required SID's, why they'd have to be added.
+    // The Winlogon's own SID should probably only be created once,
+    // while the user's SID obviously must be created for each new user.
+    // Might as well store it when the user logs on?
+
+    if(!AllocateAndInitializeSid(&WorldAuthority,
+                                 1,
+                                 SECURITY_WORLD_RID,
+                                 0, 0, 0, 0, 0, 0, 0,
+                                 &pEveryoneSID))
+    {
+        ERR("Failed to initialize security descriptor for logoff thread!\n");
+        return STATUS_UNSUCCESSFUL;
+    }
+
+    /* set up the required security attributes to be able to shut down */
+    /* To save space and time, allocate a single block of memory holding */
+    /* both SECURITY_ATTRIBUTES and SECURITY_DESCRIPTOR */
+    pMem = HeapAlloc(GetProcessHeap(),
+                     0,
+                     sizeof(SECURITY_ATTRIBUTES) +
+                     SECURITY_DESCRIPTOR_MIN_LENGTH +
+                     sizeof(ACL));
+    if (!pMem)
+    {
+        ERR("Failed to allocate memory for logoff security descriptor!\n");
+        return STATUS_NO_MEMORY;
+    }
+
+    /* Note that the security descriptor needs to be in _absolute_ format, */
+    /* meaning its members must be pointers to other structures, rather */
+    /* than the relative format using offsets */
+    psa = (PSECURITY_ATTRIBUTES)pMem;
+    SecurityDescriptor = (PSECURITY_DESCRIPTOR)(pMem + sizeof(SECURITY_ATTRIBUTES));
+    pACL = (PACL)(((PBYTE)SecurityDescriptor) + SECURITY_DESCRIPTOR_MIN_LENGTH);
+
+    // Initialize an EXPLICIT_ACCESS structure for an ACE.
+    // The ACE will allow this thread to log off (and shut down the system, currently).
+    ZeroMemory(&Access, sizeof(Access));
+    Access.grfAccessPermissions = THREAD_SET_THREAD_TOKEN;
+    Access.grfAccessMode = SET_ACCESS; // GRANT_ACCESS?
+    Access.grfInheritance = NO_INHERITANCE;
+    Access.Trustee.TrusteeForm = TRUSTEE_IS_SID;
+    Access.Trustee.TrusteeType = TRUSTEE_IS_WELL_KNOWN_GROUP;
+    Access.Trustee.ptstrName = pEveryoneSID;
+
+    if (SetEntriesInAcl(1, &Access, NULL, &pACL) != ERROR_SUCCESS)
+    {
+        ERR("Failed to set Access Rights for logoff thread. Logging out will most likely fail.\n");
+
+        HeapFree(GetProcessHeap(), 0, pMem);
+        return STATUS_UNSUCCESSFUL;
+    }
+
+    if (!InitializeSecurityDescriptor(SecurityDescriptor, SECURITY_DESCRIPTOR_REVISION))
+    {
+        ERR("Failed to initialize security descriptor for logoff thread!\n");
+        HeapFree(GetProcessHeap(), 0, pMem);
+        return STATUS_UNSUCCESSFUL;
+    }
+
+    if (!SetSecurityDescriptorDacl(SecurityDescriptor,
+                                   TRUE,     // bDaclPresent flag
+                                   pACL,
+                                   FALSE))   // not a default DACL
+    {
+        ERR("SetSecurityDescriptorDacl Error %lu\n", GetLastError());
+        HeapFree(GetProcessHeap(), 0, pMem);
+        return STATUS_UNSUCCESSFUL;
+    }
+
+    psa->nLength = sizeof(SECURITY_ATTRIBUTES);
+    psa->lpSecurityDescriptor = SecurityDescriptor;
+    psa->bInheritHandle = FALSE;
+
+    *ppsa = psa;
+
+    return STATUS_SUCCESS;
 }
 
-static VOID
+static
+VOID
 DestroyLogoffSecurityAttributes(
-       IN PSECURITY_ATTRIBUTES psa)
+    IN PSECURITY_ATTRIBUTES psa)
 {
-       if (psa)
-       {
-               HeapFree(GetProcessHeap(), 0, psa);
-       }
+    if (psa)
+    {
+        HeapFree(GetProcessHeap(), 0, psa);
+    }
 }
 
 
-static NTSTATUS
+static
+NTSTATUS
 HandleLogoff(
-       IN OUT PWLSESSION Session,
-       IN UINT Flags)
+    IN OUT PWLSESSION Session,
+    IN UINT Flags)
 {
-       PLOGOFF_SHUTDOWN_DATA LSData;
-       PSECURITY_ATTRIBUTES psa;
-       HANDLE hThread;
-       DWORD exitCode;
-       NTSTATUS Status;
-
-       DisplayStatusMessage(Session, Session->WinlogonDesktop, IDS_SAVEYOURSETTINGS);
-
-       /* Prepare data for logoff thread */
-       LSData = HeapAlloc(GetProcessHeap(), 0, sizeof(LOGOFF_SHUTDOWN_DATA));
-       if (!LSData)
-       {
-               ERR("Failed to allocate mem for thread data\n");
-               return STATUS_NO_MEMORY;
-       }
-       LSData->Flags = Flags;
-       LSData->Session = Session;
-
-       Status = CreateLogoffSecurityAttributes(&psa);
-       if (!NT_SUCCESS(Status))
-       {
-               ERR("Failed to create a required security descriptor. Status 0x%08lx\n", Status);
-               HeapFree(GetProcessHeap(), 0, LSData);
-               return Status;
-       }
-
-       /* Run logoff thread */
-       hThread = CreateThread(psa, 0, LogoffShutdownThread, (LPVOID)LSData, 0, NULL);
-
-       /* we're done with the SECURITY_DESCRIPTOR */
-       DestroyLogoffSecurityAttributes(psa);
-       psa = NULL;
-
-       if (!hThread)
-       {
-               ERR("Unable to create logoff thread, error %lu\n", GetLastError());
-               HeapFree(GetProcessHeap(), 0, LSData);
-               return STATUS_UNSUCCESSFUL;
-       }
-       WaitForSingleObject(hThread, INFINITE);
-       HeapFree(GetProcessHeap(), 0, LSData);
-       if (!GetExitCodeThread(hThread, &exitCode))
-       {
-               ERR("Unable to get exit code of logoff thread (error %lu)\n", GetLastError());
-               CloseHandle(hThread);
-               return STATUS_UNSUCCESSFUL;
-       }
-       CloseHandle(hThread);
-       if (exitCode == 0)
-       {
-               ERR("Logoff thread returned failure\n");
-               return STATUS_UNSUCCESSFUL;
-       }
-
-       UnloadUserProfile(Session->UserToken, Session->hProfileInfo);
-       CloseHandle(Session->UserToken);
-       UpdatePerUserSystemParameters(0, FALSE);
-       Session->LogonState = STATE_LOGGED_OFF;
-       Session->UserToken = NULL;
-       return STATUS_SUCCESS;
+    PLOGOFF_SHUTDOWN_DATA LSData;
+    PSECURITY_ATTRIBUTES psa;
+    HANDLE hThread;
+    DWORD exitCode;
+    NTSTATUS Status;
+
+    DisplayStatusMessage(Session, Session->WinlogonDesktop, IDS_SAVEYOURSETTINGS);
+
+    /* Prepare data for logoff thread */
+    LSData = HeapAlloc(GetProcessHeap(), 0, sizeof(LOGOFF_SHUTDOWN_DATA));
+    if (!LSData)
+    {
+        ERR("Failed to allocate mem for thread data\n");
+        return STATUS_NO_MEMORY;
+    }
+    LSData->Flags = Flags;
+    LSData->Session = Session;
+
+    Status = CreateLogoffSecurityAttributes(&psa);
+    if (!NT_SUCCESS(Status))
+    {
+        ERR("Failed to create a required security descriptor. Status 0x%08lx\n", Status);
+        HeapFree(GetProcessHeap(), 0, LSData);
+        return Status;
+    }
+
+    /* Run logoff thread */
+    hThread = CreateThread(psa, 0, LogoffShutdownThread, (LPVOID)LSData, 0, NULL);
+
+    /* we're done with the SECURITY_DESCRIPTOR */
+    DestroyLogoffSecurityAttributes(psa);
+    psa = NULL;
+
+    if (!hThread)
+    {
+        ERR("Unable to create logoff thread, error %lu\n", GetLastError());
+        HeapFree(GetProcessHeap(), 0, LSData);
+        return STATUS_UNSUCCESSFUL;
+    }
+    WaitForSingleObject(hThread, INFINITE);
+    HeapFree(GetProcessHeap(), 0, LSData);
+    if (!GetExitCodeThread(hThread, &exitCode))
+    {
+        ERR("Unable to get exit code of logoff thread (error %lu)\n", GetLastError());
+        CloseHandle(hThread);
+        return STATUS_UNSUCCESSFUL;
+    }
+    CloseHandle(hThread);
+    if (exitCode == 0)
+    {
+        ERR("Logoff thread returned failure\n");
+        return STATUS_UNSUCCESSFUL;
+    }
+
+    UnloadUserProfile(Session->UserToken, Session->hProfileInfo);
+    CloseHandle(Session->UserToken);
+    UpdatePerUserSystemParameters(0, FALSE);
+    Session->LogonState = STATE_LOGGED_OFF;
+    Session->UserToken = NULL;
+    return STATUS_SUCCESS;
 }
 
-static INT_PTR CALLBACK
+static
+INT_PTR
+CALLBACK
 ShutdownComputerWindowProc(
-       IN HWND hwndDlg,
-       IN UINT uMsg,
-       IN WPARAM wParam,
-       IN LPARAM lParam)
+    IN HWND hwndDlg,
+    IN UINT uMsg,
+    IN WPARAM wParam,
+    IN LPARAM lParam)
 {
-       UNREFERENCED_PARAMETER(lParam);
-
-       switch (uMsg)
-       {
-               case WM_COMMAND:
-               {
-                       switch (LOWORD(wParam))
-                       {
-                               case IDC_BTNSHTDOWNCOMPUTER:
-                                       EndDialog(hwndDlg, IDC_BTNSHTDOWNCOMPUTER);
-                                       return TRUE;
-                       }
-                       break;
-               }
-               case WM_INITDIALOG:
-               {
-                       RemoveMenu(GetSystemMenu(hwndDlg, FALSE), SC_CLOSE, MF_BYCOMMAND);
-                       SetFocus(GetDlgItem(hwndDlg, IDC_BTNSHTDOWNCOMPUTER));
-                       return TRUE;
-               }
-       }
-       return FALSE;
+    UNREFERENCED_PARAMETER(lParam);
+
+    switch (uMsg)
+    {
+        case WM_COMMAND:
+        {
+            switch (LOWORD(wParam))
+            {
+                case IDC_BTNSHTDOWNCOMPUTER:
+                    EndDialog(hwndDlg, IDC_BTNSHTDOWNCOMPUTER);
+                    return TRUE;
+            }
+            break;
+        }
+        case WM_INITDIALOG:
+        {
+            RemoveMenu(GetSystemMenu(hwndDlg, FALSE), SC_CLOSE, MF_BYCOMMAND);
+            SetFocus(GetDlgItem(hwndDlg, IDC_BTNSHTDOWNCOMPUTER));
+            return TRUE;
+        }
+    }
+    return FALSE;
 }
 
-static VOID
+static
+VOID
 UninitializeSAS(
-       IN OUT PWLSESSION Session)
+    IN OUT PWLSESSION Session)
 {
-       if (Session->SASWindow)
-       {
-               DestroyWindow(Session->SASWindow);
-               Session->SASWindow = NULL;
-       }
-       if (Session->hEndOfScreenSaverThread)
-               SetEvent(Session->hEndOfScreenSaverThread);
-       UnregisterClassW(WINLOGON_SAS_CLASS, hAppInstance);
+    if (Session->SASWindow)
+    {
+        DestroyWindow(Session->SASWindow);
+        Session->SASWindow = NULL;
+    }
+    if (Session->hEndOfScreenSaverThread)
+        SetEvent(Session->hEndOfScreenSaverThread);
+    UnregisterClassW(WINLOGON_SAS_CLASS, hAppInstance);
 }
 
 NTSTATUS
 HandleShutdown(
-       IN OUT PWLSESSION Session,
-       IN DWORD wlxAction)
+    IN OUT PWLSESSION Session,
+    IN DWORD wlxAction)
 {
-       PLOGOFF_SHUTDOWN_DATA LSData;
-       HANDLE hThread;
-       DWORD exitCode;
-
-       DisplayStatusMessage(Session, Session->WinlogonDesktop, IDS_REACTOSISSHUTTINGDOWN);
-
-       /* Prepare data for shutdown thread */
-       LSData = HeapAlloc(GetProcessHeap(), 0, sizeof(LOGOFF_SHUTDOWN_DATA));
-       if (!LSData)
-       {
-               ERR("Failed to allocate mem for thread data\n");
-               return STATUS_NO_MEMORY;
-       }
-       if (wlxAction == WLX_SAS_ACTION_SHUTDOWN_POWER_OFF)
-               LSData->Flags = EWX_POWEROFF;
-       else if (wlxAction == WLX_SAS_ACTION_SHUTDOWN_REBOOT)
-               LSData->Flags = EWX_REBOOT;
-       else
-               LSData->Flags = EWX_SHUTDOWN;
-       LSData->Session = Session;
-
-       /* Run shutdown thread */
-       hThread = CreateThread(NULL, 0, LogoffShutdownThread, (LPVOID)LSData, 0, NULL);
-       if (!hThread)
-       {
-               ERR("Unable to create shutdown thread, error %lu\n", GetLastError());
-               HeapFree(GetProcessHeap(), 0, LSData);
-               return STATUS_UNSUCCESSFUL;
-       }
-       WaitForSingleObject(hThread, INFINITE);
-       HeapFree(GetProcessHeap(), 0, LSData);
-       if (!GetExitCodeThread(hThread, &exitCode))
-       {
-               ERR("Unable to get exit code of shutdown thread (error %lu)\n", GetLastError());
-               CloseHandle(hThread);
-               return STATUS_UNSUCCESSFUL;
-       }
-       CloseHandle(hThread);
-       if (exitCode == 0)
-       {
-               ERR("Shutdown thread returned failure\n");
-               return STATUS_UNSUCCESSFUL;
-       }
-
-       /* Destroy SAS window */
-       UninitializeSAS(Session);
-
-       FIXME("FIXME: Call SMSS API #1\n");
-       if (wlxAction == WLX_SAS_ACTION_SHUTDOWN_REBOOT)
-               NtShutdownSystem(ShutdownReboot);
-       else
-       {
-               if (FALSE)
-               {
-                       /* FIXME - only show this dialog if it's a shutdown and the computer doesn't support APM */
-                       DialogBox(hAppInstance, MAKEINTRESOURCE(IDD_SHUTDOWNCOMPUTER), GetDesktopWindow(), ShutdownComputerWindowProc);
-               }
-               NtShutdownSystem(ShutdownNoReboot);
-       }
-       return STATUS_SUCCESS;
+    PLOGOFF_SHUTDOWN_DATA LSData;
+    HANDLE hThread;
+    DWORD exitCode;
+
+    DisplayStatusMessage(Session, Session->WinlogonDesktop, IDS_REACTOSISSHUTTINGDOWN);
+
+    /* Prepare data for shutdown thread */
+    LSData = HeapAlloc(GetProcessHeap(), 0, sizeof(LOGOFF_SHUTDOWN_DATA));
+    if (!LSData)
+    {
+        ERR("Failed to allocate mem for thread data\n");
+        return STATUS_NO_MEMORY;
+    }
+    if (wlxAction == WLX_SAS_ACTION_SHUTDOWN_POWER_OFF)
+        LSData->Flags = EWX_POWEROFF;
+    else if (wlxAction == WLX_SAS_ACTION_SHUTDOWN_REBOOT)
+        LSData->Flags = EWX_REBOOT;
+    else
+        LSData->Flags = EWX_SHUTDOWN;
+    LSData->Session = Session;
+
+    /* Run shutdown thread */
+    hThread = CreateThread(NULL, 0, LogoffShutdownThread, (LPVOID)LSData, 0, NULL);
+    if (!hThread)
+    {
+        ERR("Unable to create shutdown thread, error %lu\n", GetLastError());
+        HeapFree(GetProcessHeap(), 0, LSData);
+        return STATUS_UNSUCCESSFUL;
+    }
+    WaitForSingleObject(hThread, INFINITE);
+    HeapFree(GetProcessHeap(), 0, LSData);
+    if (!GetExitCodeThread(hThread, &exitCode))
+    {
+        ERR("Unable to get exit code of shutdown thread (error %lu)\n", GetLastError());
+        CloseHandle(hThread);
+        return STATUS_UNSUCCESSFUL;
+    }
+    CloseHandle(hThread);
+    if (exitCode == 0)
+    {
+        ERR("Shutdown thread returned failure\n");
+        return STATUS_UNSUCCESSFUL;
+    }
+
+    /* Destroy SAS window */
+    UninitializeSAS(Session);
+
+    FIXME("FIXME: Call SMSS API #1\n");
+    if (wlxAction == WLX_SAS_ACTION_SHUTDOWN_REBOOT)
+        NtShutdownSystem(ShutdownReboot);
+    else
+    {
+        if (FALSE)
+        {
+            /* FIXME - only show this dialog if it's a shutdown and the computer doesn't support APM */
+            DialogBox(hAppInstance, MAKEINTRESOURCE(IDD_SHUTDOWNCOMPUTER), GetDesktopWindow(), ShutdownComputerWindowProc);
+        }
+        NtShutdownSystem(ShutdownNoReboot);
+    }
+    return STATUS_SUCCESS;
 }
 
-static VOID
+static
+VOID
 DoGenericAction(
-       IN OUT PWLSESSION Session,
-       IN DWORD wlxAction)
+    IN OUT PWLSESSION Session,
+    IN DWORD wlxAction)
 {
-       switch (wlxAction)
-       {
-               case WLX_SAS_ACTION_LOGON: /* 0x01 */
-                       if (HandleLogon(Session))
-                       {
-                               SwitchDesktop(Session->ApplicationDesktop);
-                               Session->LogonState = STATE_LOGGED_ON;
-                       }
-                       else
-                               Session->Gina.Functions.WlxDisplaySASNotice(Session->Gina.Context);
-                       break;
-               case WLX_SAS_ACTION_NONE: /* 0x02 */
-                       break;
-               case WLX_SAS_ACTION_LOCK_WKSTA: /* 0x03 */
-                       if (Session->Gina.Functions.WlxIsLockOk(Session->Gina.Context))
-                       {
-                               SwitchDesktop(WLSession->WinlogonDesktop);
-                               Session->LogonState = STATE_LOCKED;
-                               Session->Gina.Functions.WlxDisplayLockedNotice(Session->Gina.Context);
-                       }
-                       break;
-               case WLX_SAS_ACTION_LOGOFF: /* 0x04 */
-               case WLX_SAS_ACTION_SHUTDOWN: /* 0x05 */
-               case WLX_SAS_ACTION_SHUTDOWN_POWER_OFF: /* 0x0a */
-               case WLX_SAS_ACTION_SHUTDOWN_REBOOT: /* 0x0b */
-                       if (Session->LogonState != STATE_LOGGED_OFF)
-                       {
-                               if (!Session->Gina.Functions.WlxIsLogoffOk(Session->Gina.Context))
-                                       break;
-                               SwitchDesktop(WLSession->WinlogonDesktop);
-                               Session->Gina.Functions.WlxLogoff(Session->Gina.Context);
-                               if (!NT_SUCCESS(HandleLogoff(Session, EWX_LOGOFF)))
-                               {
-                                       RemoveStatusMessage(Session);
-                                       break;
-                               }
-                       }
-                       if (WLX_SHUTTINGDOWN(wlxAction))
-                       {
-                               Session->Gina.Functions.WlxShutdown(Session->Gina.Context, wlxAction);
-                               if (!NT_SUCCESS(HandleShutdown(Session, wlxAction)))
-                               {
-                                       RemoveStatusMessage(Session);
-                                       Session->Gina.Functions.WlxDisplaySASNotice(Session->Gina.Context);
-                               }
-                       }
-                       else
-                       {
-                               RemoveStatusMessage(Session);
-                               Session->Gina.Functions.WlxDisplaySASNotice(Session->Gina.Context);
-                       }
-                       break;
-               case WLX_SAS_ACTION_TASKLIST: /* 0x07 */
-                       SwitchDesktop(WLSession->ApplicationDesktop);
-                       StartTaskManager(Session);
-                       break;
-               case WLX_SAS_ACTION_UNLOCK_WKSTA: /* 0x08 */
-                       SwitchDesktop(WLSession->ApplicationDesktop);
-                       Session->LogonState = STATE_LOGGED_ON;
-                       break;
-               default:
-                       WARN("Unknown SAS action 0x%lx\n", wlxAction);
-       }
+    switch (wlxAction)
+    {
+        case WLX_SAS_ACTION_LOGON: /* 0x01 */
+            if (HandleLogon(Session))
+            {
+                SwitchDesktop(Session->ApplicationDesktop);
+                Session->LogonState = STATE_LOGGED_ON;
+            }
+            else
+                Session->Gina.Functions.WlxDisplaySASNotice(Session->Gina.Context);
+            break;
+        case WLX_SAS_ACTION_NONE: /* 0x02 */
+            break;
+        case WLX_SAS_ACTION_LOCK_WKSTA: /* 0x03 */
+            if (Session->Gina.Functions.WlxIsLockOk(Session->Gina.Context))
+            {
+                SwitchDesktop(WLSession->WinlogonDesktop);
+                Session->LogonState = STATE_LOCKED;
+                Session->Gina.Functions.WlxDisplayLockedNotice(Session->Gina.Context);
+            }
+            break;
+        case WLX_SAS_ACTION_LOGOFF: /* 0x04 */
+        case WLX_SAS_ACTION_SHUTDOWN: /* 0x05 */
+        case WLX_SAS_ACTION_SHUTDOWN_POWER_OFF: /* 0x0a */
+        case WLX_SAS_ACTION_SHUTDOWN_REBOOT: /* 0x0b */
+            if (Session->LogonState != STATE_LOGGED_OFF)
+            {
+                if (!Session->Gina.Functions.WlxIsLogoffOk(Session->Gina.Context))
+                    break;
+                SwitchDesktop(WLSession->WinlogonDesktop);
+                Session->Gina.Functions.WlxLogoff(Session->Gina.Context);
+                if (!NT_SUCCESS(HandleLogoff(Session, EWX_LOGOFF)))
+                {
+                    RemoveStatusMessage(Session);
+                    break;
+                }
+            }
+            if (WLX_SHUTTINGDOWN(wlxAction))
+            {
+                Session->Gina.Functions.WlxShutdown(Session->Gina.Context, wlxAction);
+                if (!NT_SUCCESS(HandleShutdown(Session, wlxAction)))
+                {
+                    RemoveStatusMessage(Session);
+                    Session->Gina.Functions.WlxDisplaySASNotice(Session->Gina.Context);
+                }
+            }
+            else
+            {
+                RemoveStatusMessage(Session);
+                Session->Gina.Functions.WlxDisplaySASNotice(Session->Gina.Context);
+            }
+            break;
+        case WLX_SAS_ACTION_TASKLIST: /* 0x07 */
+            SwitchDesktop(WLSession->ApplicationDesktop);
+            StartTaskManager(Session);
+            break;
+        case WLX_SAS_ACTION_UNLOCK_WKSTA: /* 0x08 */
+            SwitchDesktop(WLSession->ApplicationDesktop);
+            Session->LogonState = STATE_LOGGED_ON;
+            break;
+        default:
+            WARN("Unknown SAS action 0x%lx\n", wlxAction);
+    }
 }
 
-static VOID
+static
+VOID
 DispatchSAS(
-       IN OUT PWLSESSION Session,
-       IN DWORD dwSasType)
+    IN OUT PWLSESSION Session,
+    IN DWORD dwSasType)
 {
-       DWORD wlxAction = WLX_SAS_ACTION_NONE;
-
-       if (Session->LogonState == STATE_LOGGED_ON)
-               wlxAction = (DWORD)Session->Gina.Functions.WlxLoggedOnSAS(Session->Gina.Context, dwSasType, NULL);
-       else if (Session->LogonState == STATE_LOCKED)
-               wlxAction = (DWORD)Session->Gina.Functions.WlxWkstaLockedSAS(Session->Gina.Context, dwSasType);
-       else
-       {
-               /* Display a new dialog (if necessary) */
-               switch (dwSasType)
-               {
-                       case WLX_SAS_TYPE_TIMEOUT: /* 0x00 */
-                       {
-                               Session->Gina.Functions.WlxDisplaySASNotice(Session->Gina.Context);
-                               break;
-                       }
-                       default:
-                       {
-                               PSID LogonSid = NULL; /* FIXME */
-
-                               Session->Options = 0;
-
-                               wlxAction = (DWORD)Session->Gina.Functions.WlxLoggedOutSAS(
-                                       Session->Gina.Context,
-                                       Session->SASAction,
-                                       &Session->LogonId,
-                                       LogonSid,
-                                       &Session->Options,
-                                       &Session->UserToken,
-                                       &Session->MprNotifyInfo,
-                                       (PVOID*)&Session->Profile);
-                               break;
-                       }
-               }
-       }
-
-       if (dwSasType == WLX_SAS_TYPE_SCRNSVR_TIMEOUT)
-       {
-               BOOL bSecure = TRUE;
-               if (!Session->Gina.Functions.WlxScreenSaverNotify(Session->Gina.Context, &bSecure))
-               {
-                       /* Skip start of screen saver */
-                       SetEvent(Session->hEndOfScreenSaver);
-               }
-               else
-               {
-                       StartScreenSaver(Session);
-                       if (bSecure)
-                               DoGenericAction(Session, WLX_SAS_ACTION_LOCK_WKSTA);
-               }
-       }
-       else if (dwSasType == WLX_SAS_TYPE_SCRNSVR_ACTIVITY)
-               SetEvent(Session->hUserActivity);
-
-       DoGenericAction(Session, wlxAction);
+    DWORD wlxAction = WLX_SAS_ACTION_NONE;
+
+    if (Session->LogonState == STATE_LOGGED_ON)
+        wlxAction = (DWORD)Session->Gina.Functions.WlxLoggedOnSAS(Session->Gina.Context, dwSasType, NULL);
+    else if (Session->LogonState == STATE_LOCKED)
+        wlxAction = (DWORD)Session->Gina.Functions.WlxWkstaLockedSAS(Session->Gina.Context, dwSasType);
+    else
+    {
+        /* Display a new dialog (if necessary) */
+        switch (dwSasType)
+        {
+            case WLX_SAS_TYPE_TIMEOUT: /* 0x00 */
+            {
+                Session->Gina.Functions.WlxDisplaySASNotice(Session->Gina.Context);
+                break;
+            }
+            default:
+            {
+                PSID LogonSid = NULL; /* FIXME */
+
+                Session->Options = 0;
+
+                wlxAction = (DWORD)Session->Gina.Functions.WlxLoggedOutSAS(
+                    Session->Gina.Context,
+                    Session->SASAction,
+                    &Session->LogonId,
+                    LogonSid,
+                    &Session->Options,
+                    &Session->UserToken,
+                    &Session->MprNotifyInfo,
+                    (PVOID*)&Session->Profile);
+                break;
+            }
+        }
+    }
+
+    if (dwSasType == WLX_SAS_TYPE_SCRNSVR_TIMEOUT)
+    {
+        BOOL bSecure = TRUE;
+        if (!Session->Gina.Functions.WlxScreenSaverNotify(Session->Gina.Context, &bSecure))
+        {
+            /* Skip start of screen saver */
+            SetEvent(Session->hEndOfScreenSaver);
+        }
+        else
+        {
+            StartScreenSaver(Session);
+            if (bSecure)
+                DoGenericAction(Session, WLX_SAS_ACTION_LOCK_WKSTA);
+        }
+    }
+    else if (dwSasType == WLX_SAS_TYPE_SCRNSVR_ACTIVITY)
+        SetEvent(Session->hUserActivity);
+
+    DoGenericAction(Session, wlxAction);
 }
 
-static BOOL
+static
+BOOL
 RegisterHotKeys(
-       IN PWLSESSION Session,
-       IN HWND hwndSAS)
+    IN PWLSESSION Session,
+    IN HWND hwndSAS)
 {
-       /* Register Ctrl+Alt+Del Hotkey */
-       if (!RegisterHotKey(hwndSAS, HK_CTRL_ALT_DEL, MOD_CONTROL | MOD_ALT, VK_DELETE))
-       {
-               ERR("WL: Unable to register Ctrl+Alt+Del hotkey!\n");
-               return FALSE;
-       }
-
-       /* Register Ctrl+Shift+Esc (optional) */
-       Session->TaskManHotkey = RegisterHotKey(hwndSAS, HK_CTRL_SHIFT_ESC, MOD_CONTROL | MOD_SHIFT, VK_ESCAPE);
-       if (!Session->TaskManHotkey)
-               WARN("WL: Warning: Unable to register Ctrl+Alt+Esc hotkey!\n");
-       return TRUE;
+    /* Register Ctrl+Alt+Del Hotkey */
+    if (!RegisterHotKey(hwndSAS, HK_CTRL_ALT_DEL, MOD_CONTROL | MOD_ALT, VK_DELETE))
+    {
+        ERR("WL: Unable to register Ctrl+Alt+Del hotkey!\n");
+        return FALSE;
+    }
+
+    /* Register Ctrl+Shift+Esc (optional) */
+    Session->TaskManHotkey = RegisterHotKey(hwndSAS, HK_CTRL_SHIFT_ESC, MOD_CONTROL | MOD_SHIFT, VK_ESCAPE);
+    if (!Session->TaskManHotkey)
+        WARN("WL: Warning: Unable to register Ctrl+Alt+Esc hotkey!\n");
+    return TRUE;
 }
 
-static BOOL
+static
+BOOL
 UnregisterHotKeys(
-       IN PWLSESSION Session,
-       IN HWND hwndSAS)
+    IN PWLSESSION Session,
+    IN HWND hwndSAS)
 {
-       /* Unregister hotkeys */
-       UnregisterHotKey(hwndSAS, HK_CTRL_ALT_DEL);
+    /* Unregister hotkeys */
+    UnregisterHotKey(hwndSAS, HK_CTRL_ALT_DEL);
 
-       if (Session->TaskManHotkey)
-               UnregisterHotKey(hwndSAS, HK_CTRL_SHIFT_ESC);
+    if (Session->TaskManHotkey)
+        UnregisterHotKey(hwndSAS, HK_CTRL_SHIFT_ESC);
 
-       return TRUE;
+    return TRUE;
 }
 
-static NTSTATUS
+static
+NTSTATUS
 CheckForShutdownPrivilege(
-       IN DWORD RequestingProcessId)
+    IN DWORD RequestingProcessId)
 {
-       HANDLE Process;
-       HANDLE Token;
-       BOOL CheckResult;
-       PPRIVILEGE_SET PrivSet;
-
-       TRACE("CheckForShutdownPrivilege()\n");
-
-       Process = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, RequestingProcessId);
-       if (!Process)
-       {
-               WARN("OpenProcess() failed with error %lu\n", GetLastError());
-               return STATUS_INVALID_HANDLE;
-       }
-       if (!OpenProcessToken(Process, TOKEN_QUERY, &Token))
-       {
-               WARN("OpenProcessToken() failed with error %lu\n", GetLastError());
-               CloseHandle(Process);
-               return STATUS_INVALID_HANDLE;
-       }
-       CloseHandle(Process);
-       PrivSet = HeapAlloc(GetProcessHeap(), 0, sizeof(PRIVILEGE_SET) + sizeof(LUID_AND_ATTRIBUTES));
-       if (!PrivSet)
-       {
-               ERR("Failed to allocate mem for privilege set\n");
-               CloseHandle(Token);
-               return STATUS_NO_MEMORY;
-       }
-       PrivSet->PrivilegeCount = 1;
-       PrivSet->Control = PRIVILEGE_SET_ALL_NECESSARY;
-       if (!LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME, &PrivSet->Privilege[0].Luid))
-       {
-               WARN("LookupPrivilegeValue() failed with error %lu\n", GetLastError());
-               HeapFree(GetProcessHeap(), 0, PrivSet);
-               CloseHandle(Token);
-               return STATUS_UNSUCCESSFUL;
-       }
-       if (!PrivilegeCheck(Token, PrivSet, &CheckResult))
-       {
-               WARN("PrivilegeCheck() failed with error %lu\n", GetLastError());
-               HeapFree(GetProcessHeap(), 0, PrivSet);
-               CloseHandle(Token);
-               return STATUS_ACCESS_DENIED;
-       }
-       HeapFree(GetProcessHeap(), 0, PrivSet);
-       CloseHandle(Token);
-
-       if (!CheckResult)
-       {
-               WARN("SE_SHUTDOWN privilege not enabled\n");
-               return STATUS_ACCESS_DENIED;
-       }
-       return STATUS_SUCCESS;
+    HANDLE Process;
+    HANDLE Token;
+    BOOL CheckResult;
+    PPRIVILEGE_SET PrivSet;
+
+    TRACE("CheckForShutdownPrivilege()\n");
+
+    Process = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, RequestingProcessId);
+    if (!Process)
+    {
+        WARN("OpenProcess() failed with error %lu\n", GetLastError());
+        return STATUS_INVALID_HANDLE;
+    }
+    if (!OpenProcessToken(Process, TOKEN_QUERY, &Token))
+    {
+        WARN("OpenProcessToken() failed with error %lu\n", GetLastError());
+        CloseHandle(Process);
+        return STATUS_INVALID_HANDLE;
+    }
+    CloseHandle(Process);
+    PrivSet = HeapAlloc(GetProcessHeap(), 0, sizeof(PRIVILEGE_SET) + sizeof(LUID_AND_ATTRIBUTES));
+    if (!PrivSet)
+    {
+        ERR("Failed to allocate mem for privilege set\n");
+        CloseHandle(Token);
+        return STATUS_NO_MEMORY;
+    }
+    PrivSet->PrivilegeCount = 1;
+    PrivSet->Control = PRIVILEGE_SET_ALL_NECESSARY;
+    if (!LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME, &PrivSet->Privilege[0].Luid))
+    {
+        WARN("LookupPrivilegeValue() failed with error %lu\n", GetLastError());
+        HeapFree(GetProcessHeap(), 0, PrivSet);
+        CloseHandle(Token);
+        return STATUS_UNSUCCESSFUL;
+    }
+    if (!PrivilegeCheck(Token, PrivSet, &CheckResult))
+    {
+        WARN("PrivilegeCheck() failed with error %lu\n", GetLastError());
+        HeapFree(GetProcessHeap(), 0, PrivSet);
+        CloseHandle(Token);
+        return STATUS_ACCESS_DENIED;
+    }
+    HeapFree(GetProcessHeap(), 0, PrivSet);
+    CloseHandle(Token);
+
+    if (!CheckResult)
+    {
+        WARN("SE_SHUTDOWN privilege not enabled\n");
+        return STATUS_ACCESS_DENIED;
+    }
+    return STATUS_SUCCESS;
 }
 
 BOOL
 WINAPI
 HandleMessageBeep(UINT uType)
 {
-       LPWSTR EventName;
-
-       switch(uType)
-       {
-       case 0xFFFFFFFF:
-               EventName = NULL;
-               break;
-       case MB_OK:
-               EventName = L"SystemDefault";
-               break;
-       case MB_ICONASTERISK:
-               EventName = L"SystemAsterisk";
-               break;
-       case MB_ICONEXCLAMATION:
-               EventName = L"SystemExclamation";
-               break;
-       case MB_ICONHAND:
-               EventName = L"SystemHand";
-               break;
-       case MB_ICONQUESTION:
-               EventName = L"SystemQuestion";
-               break;
-       default:
-               WARN("Unhandled type %d\n", uType);
-               EventName = L"SystemDefault";
-       }
-
-       return PlaySoundRoutine(EventName, FALSE, SND_ALIAS | SND_NOWAIT | SND_NOSTOP | SND_ASYNC);
+    LPWSTR EventName;
+
+    switch(uType)
+    {
+    case 0xFFFFFFFF:
+        EventName = NULL;
+        break;
+    case MB_OK:
+        EventName = L"SystemDefault";
+        break;
+    case MB_ICONASTERISK:
+        EventName = L"SystemAsterisk";
+        break;
+    case MB_ICONEXCLAMATION:
+        EventName = L"SystemExclamation";
+        break;
+    case MB_ICONHAND:
+        EventName = L"SystemHand";
+        break;
+    case MB_ICONQUESTION:
+        EventName = L"SystemQuestion";
+        break;
+    default:
+        WARN("Unhandled type %d\n", uType);
+        EventName = L"SystemDefault";
+    }
+
+    return PlaySoundRoutine(EventName, FALSE, SND_ALIAS | SND_NOWAIT | SND_NOSTOP | SND_ASYNC);
 }
 
-static LRESULT CALLBACK
+static
+LRESULT
+CALLBACK
 SASWindowProc(
-       IN HWND hwndDlg,
-       IN UINT uMsg,
-       IN WPARAM wParam,
-       IN LPARAM lParam)
+    IN HWND hwndDlg,
+    IN UINT uMsg,
+    IN WPARAM wParam,
+    IN LPARAM lParam)
 {
-       PWLSESSION Session = (PWLSESSION)GetWindowLongPtr(hwndDlg, GWLP_USERDATA);
-
-       switch (uMsg)
-       {
-               case WM_HOTKEY:
-               {
-                       switch (lParam)
-                       {
-                               case MAKELONG(MOD_CONTROL | MOD_ALT, VK_DELETE):
-                               {
-                                       TRACE("SAS: CONTROL+ALT+DELETE\n");
-                                       if (!Session->Gina.UseCtrlAltDelete)
-                                               break;
-                                       PostMessageW(Session->SASWindow, WLX_WM_SAS, WLX_SAS_TYPE_CTRL_ALT_DEL, 0);
-                                       return TRUE;
-                               }
-                               case MAKELONG(MOD_CONTROL | MOD_SHIFT, VK_ESCAPE):
-                               {
-                                       TRACE("SAS: CONTROL+SHIFT+ESCAPE\n");
-                                       DoGenericAction(Session, WLX_SAS_ACTION_TASKLIST);
-                                       return TRUE;
-                               }
-                       }
-                       break;
-               }
-               case WM_CREATE:
-               {
-                       /* Get the session pointer from the create data */
-                       Session = (PWLSESSION)((LPCREATESTRUCT)lParam)->lpCreateParams;
-
-                       /* Save the Session pointer */
-                       SetWindowLongPtrW(hwndDlg, GWLP_USERDATA, (LONG_PTR)Session);
-                       if (GetSetupType())
-                               return TRUE;
-                       return RegisterHotKeys(Session, hwndDlg);
-               }
-               case WM_DESTROY:
-               {
-                       if (!GetSetupType())
-                           UnregisterHotKeys(Session, hwndDlg);
-                       return TRUE;
-               }
-               case WM_SETTINGCHANGE:
-               {
-                       UINT uiAction = (UINT)wParam;
-                       if (uiAction == SPI_SETSCREENSAVETIMEOUT
-                        || uiAction == SPI_SETSCREENSAVEACTIVE)
-                       {
-                               SetEvent(Session->hScreenSaverParametersChanged);
-                       }
-                       return TRUE;
-               }
+    PWLSESSION Session = (PWLSESSION)GetWindowLongPtr(hwndDlg, GWLP_USERDATA);
+
+    switch (uMsg)
+    {
+        case WM_HOTKEY:
+        {
+            switch (lParam)
+            {
+                case MAKELONG(MOD_CONTROL | MOD_ALT, VK_DELETE):
+                {
+                    TRACE("SAS: CONTROL+ALT+DELETE\n");
+                    if (!Session->Gina.UseCtrlAltDelete)
+                        break;
+                    PostMessageW(Session->SASWindow, WLX_WM_SAS, WLX_SAS_TYPE_CTRL_ALT_DEL, 0);
+                    return TRUE;
+                }
+                case MAKELONG(MOD_CONTROL | MOD_SHIFT, VK_ESCAPE):
+                {
+                    TRACE("SAS: CONTROL+SHIFT+ESCAPE\n");
+                    DoGenericAction(Session, WLX_SAS_ACTION_TASKLIST);
+                    return TRUE;
+                }
+            }
+            break;
+        }
+        case WM_CREATE:
+        {
+            /* Get the session pointer from the create data */
+            Session = (PWLSESSION)((LPCREATESTRUCT)lParam)->lpCreateParams;
+
+            /* Save the Session pointer */
+            SetWindowLongPtrW(hwndDlg, GWLP_USERDATA, (LONG_PTR)Session);
+            if (GetSetupType())
+                return TRUE;
+            return RegisterHotKeys(Session, hwndDlg);
+        }
+        case WM_DESTROY:
+        {
+            if (!GetSetupType())
+                UnregisterHotKeys(Session, hwndDlg);
+            return TRUE;
+        }
+        case WM_SETTINGCHANGE:
+        {
+            UINT uiAction = (UINT)wParam;
+            if (uiAction == SPI_SETSCREENSAVETIMEOUT
+             || uiAction == SPI_SETSCREENSAVEACTIVE)
+            {
+                SetEvent(Session->hScreenSaverParametersChanged);
+            }
+            return TRUE;
+        }
         case WM_LOGONNOTIFY:
         {
             switch(wParam)
@@ -1176,105 +1195,105 @@ SASWindowProc(
             }
             break;
         }
-               case WLX_WM_SAS:
-               {
-                       DispatchSAS(Session, (DWORD)wParam);
-                       return TRUE;
-               }
-               case PM_WINLOGON_EXITWINDOWS:
-               {
-                       UINT Flags = (UINT)lParam;
-                       UINT Action = Flags & EWX_ACTION_MASK;
-                       DWORD wlxAction;
-
-                       /* Check parameters */
-                       switch (Action)
-                       {
-                               case EWX_LOGOFF: wlxAction = WLX_SAS_ACTION_LOGOFF; break;
-                               case EWX_SHUTDOWN: wlxAction = WLX_SAS_ACTION_SHUTDOWN; break;
-                               case EWX_REBOOT: wlxAction = WLX_SAS_ACTION_SHUTDOWN_REBOOT; break;
-                               case EWX_POWEROFF: wlxAction = WLX_SAS_ACTION_SHUTDOWN_POWER_OFF; break;
-                               default:
-                               {
-                                       ERR("Invalid ExitWindows action 0x%x\n", Action);
-                                       return STATUS_INVALID_PARAMETER;
-                               }
-                       }
-
-                       if (WLX_SHUTTINGDOWN(wlxAction))
-                       {
-                               NTSTATUS Status = CheckForShutdownPrivilege((DWORD)wParam);
-                               if (!NT_SUCCESS(Status))
-                                       return Status;
-                       }
-                       DoGenericAction(Session, wlxAction);
-                       return 1;
-               }
-       }
-
-       return DefWindowProc(hwndDlg, uMsg, wParam, lParam);
+        case WLX_WM_SAS:
+        {
+            DispatchSAS(Session, (DWORD)wParam);
+            return TRUE;
+        }
+        case PM_WINLOGON_EXITWINDOWS:
+        {
+            UINT Flags = (UINT)lParam;
+            UINT Action = Flags & EWX_ACTION_MASK;
+            DWORD wlxAction;
+
+            /* Check parameters */
+            switch (Action)
+            {
+                case EWX_LOGOFF: wlxAction = WLX_SAS_ACTION_LOGOFF; break;
+                case EWX_SHUTDOWN: wlxAction = WLX_SAS_ACTION_SHUTDOWN; break;
+                case EWX_REBOOT: wlxAction = WLX_SAS_ACTION_SHUTDOWN_REBOOT; break;
+                case EWX_POWEROFF: wlxAction = WLX_SAS_ACTION_SHUTDOWN_POWER_OFF; break;
+                default:
+                {
+                    ERR("Invalid ExitWindows action 0x%x\n", Action);
+                    return STATUS_INVALID_PARAMETER;
+                }
+            }
+
+            if (WLX_SHUTTINGDOWN(wlxAction))
+            {
+                NTSTATUS Status = CheckForShutdownPrivilege((DWORD)wParam);
+                if (!NT_SUCCESS(Status))
+                    return Status;
+            }
+            DoGenericAction(Session, wlxAction);
+            return 1;
+        }
+    }
+
+    return DefWindowProc(hwndDlg, uMsg, wParam, lParam);
 }
 
 BOOL
 InitializeSAS(
-       IN OUT PWLSESSION Session)
+    IN OUT PWLSESSION Session)
 {
-       WNDCLASSEXW swc;
-       BOOL ret = FALSE;
-
-       if (!SwitchDesktop(Session->WinlogonDesktop))
-       {
-               ERR("WL: Failed to switch to winlogon desktop\n");
-               goto cleanup;
-       }
-
-       /* Register SAS window class */
-       swc.cbSize = sizeof(WNDCLASSEXW);
-       swc.style = CS_SAVEBITS;
-       swc.lpfnWndProc = SASWindowProc;
-       swc.cbClsExtra = 0;
-       swc.cbWndExtra = 0;
-       swc.hInstance = hAppInstance;
-       swc.hIcon = NULL;
-       swc.hCursor = NULL;
-       swc.hbrBackground = NULL;
-       swc.lpszMenuName = NULL;
-       swc.lpszClassName = WINLOGON_SAS_CLASS;
-       swc.hIconSm = NULL;
-       if (RegisterClassExW(&swc) == 0)
-       {
-               ERR("WL: Failed to register SAS window class\n");
-               goto cleanup;
-       }
-
-       /* Create invisible SAS window */
-       Session->SASWindow = CreateWindowExW(
-               0,
-               WINLOGON_SAS_CLASS,
-               WINLOGON_SAS_TITLE,
-               WS_POPUP,
-               0, 0, 0, 0, 0, 0,
-               hAppInstance, Session);
-       if (!Session->SASWindow)
-       {
-               ERR("WL: Failed to create SAS window\n");
-               goto cleanup;
-       }
-
-       /* Register SAS window to receive SAS notifications */
-       if (!SetLogonNotifyWindow(Session->SASWindow, Session->InteractiveWindowStation))
-       {
-               ERR("WL: Failed to register SAS window\n");
-               goto cleanup;
-       }
-
-       if (!SetDefaultLanguage(FALSE))
-               return FALSE;
-
-       ret = TRUE;
+    WNDCLASSEXW swc;
+    BOOL ret = FALSE;
+
+    if (!SwitchDesktop(Session->WinlogonDesktop))
+    {
+        ERR("WL: Failed to switch to winlogon desktop\n");
+        goto cleanup;
+    }
+
+    /* Register SAS window class */
+    swc.cbSize = sizeof(WNDCLASSEXW);
+    swc.style = CS_SAVEBITS;
+    swc.lpfnWndProc = SASWindowProc;
+    swc.cbClsExtra = 0;
+    swc.cbWndExtra = 0;
+    swc.hInstance = hAppInstance;
+    swc.hIcon = NULL;
+    swc.hCursor = NULL;
+    swc.hbrBackground = NULL;
+    swc.lpszMenuName = NULL;
+    swc.lpszClassName = WINLOGON_SAS_CLASS;
+    swc.hIconSm = NULL;
+    if (RegisterClassExW(&swc) == 0)
+    {
+        ERR("WL: Failed to register SAS window class\n");
+        goto cleanup;
+    }
+
+    /* Create invisible SAS window */
+    Session->SASWindow = CreateWindowExW(
+        0,
+        WINLOGON_SAS_CLASS,
+        WINLOGON_SAS_TITLE,
+        WS_POPUP,
+        0, 0, 0, 0, 0, 0,
+        hAppInstance, Session);
+    if (!Session->SASWindow)
+    {
+        ERR("WL: Failed to create SAS window\n");
+        goto cleanup;
+    }
+
+    /* Register SAS window to receive SAS notifications */
+    if (!SetLogonNotifyWindow(Session->SASWindow, Session->InteractiveWindowStation))
+    {
+        ERR("WL: Failed to register SAS window\n");
+        goto cleanup;
+    }
+
+    if (!SetDefaultLanguage(FALSE))
+        return FALSE;
+
+    ret = TRUE;
 
 cleanup:
-       if (!ret)
-               UninitializeSAS(Session);
-       return ret;
+    if (!ret)
+        UninitializeSAS(Session);
+    return ret;
 }