/* $Id: VBoxGuestR3LibAutoLogon.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */ /** @file * VBoxGuestR3LibAutoLogon - Ring-3 utility functions for auto-logon modules * (VBoxGINA / VBoxCredProv / pam_vbox). */ /* * Copyright (C) 2012-2020 Oracle Corporation * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the * VirtualBox OSE distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. */ /********************************************************************************************************************************* * Header Files * *********************************************************************************************************************************/ #ifdef RT_OS_WINDOWS # include #endif #include "VBoxGuestR3LibInternal.h" #include /** * Reports the current auto-logon status to the host. * * This makes sure that the Failed state is sticky. * * @return IPRT status code. * @param enmStatus Status to report to the host. */ VBGLR3DECL(int) VbglR3AutoLogonReportStatus(VBoxGuestFacilityStatus enmStatus) { /* * VBoxGuestFacilityStatus_Failed is sticky. */ static VBoxGuestFacilityStatus s_enmLastStatus = VBoxGuestFacilityStatus_Inactive; if (s_enmLastStatus != VBoxGuestFacilityStatus_Failed) { int rc = VbglR3ReportAdditionsStatus(VBoxGuestFacilityType_AutoLogon, enmStatus, 0 /* Flags */); if (rc == VERR_NOT_SUPPORTED) { /* * To maintain backwards compatibility to older hosts which don't have * VMMDevReportGuestStatus implemented we set the appropriate status via * guest property to have at least something. */ #ifdef VBOX_WITH_GUEST_PROPS HGCMCLIENTID idClient = 0; rc = VbglR3GuestPropConnect(&idClient); if (RT_SUCCESS(rc)) { const char *pszStatus; switch (enmStatus) { case VBoxGuestFacilityStatus_Inactive: pszStatus = "Inactive"; break; case VBoxGuestFacilityStatus_Paused: pszStatus = "Disabled"; break; case VBoxGuestFacilityStatus_PreInit: pszStatus = "PreInit"; break; case VBoxGuestFacilityStatus_Init: pszStatus = "Init"; break; case VBoxGuestFacilityStatus_Active: pszStatus = "Active"; break; case VBoxGuestFacilityStatus_Terminating: pszStatus = "Terminating"; break; case VBoxGuestFacilityStatus_Terminated: pszStatus = "Terminated"; break; case VBoxGuestFacilityStatus_Failed: pszStatus = "Failed"; break; default: pszStatus = NULL; } if (pszStatus) { /* * Use TRANSRESET when possible, fall back to TRANSIENT * (generally sufficient unless the guest misbehaves). */ static const char s_szPath[] = "/VirtualBox/GuestInfo/OS/AutoLogonStatus"; rc = VbglR3GuestPropWrite(idClient, s_szPath, pszStatus, "TRANSRESET"); if (rc == VERR_PARSE_ERROR) rc = VbglR3GuestPropWrite(idClient, s_szPath, pszStatus, "TRANSIENT"); } else rc = VERR_INVALID_PARAMETER; VbglR3GuestPropDisconnect(idClient); } #endif } s_enmLastStatus = enmStatus; } return VINF_SUCCESS; } /** * Detects whether our process is running in a remote session or not. * * @return bool true if running in a remote session, false if not. */ VBGLR3DECL(bool) VbglR3AutoLogonIsRemoteSession(void) { #ifdef RT_OS_WINDOWS return GetSystemMetrics(SM_REMOTESESSION) != 0 ? true : false; #else return false; /* Not implemented. */ #endif }