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/* $Id: VBoxGuestInst.cpp $ */
/** @file
* Small tool to (un)install the VBoxGuest device driver (for testing).
*/
/*
* Copyright (C) 2006-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox 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.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include <iprt/win/windows.h>
#include <VBox/VBoxGuest.h> /* for VBOXGUEST_SERVICE_NAME */
#include <iprt/errcore.h>
#include <iprt/message.h>
#include <iprt/stream.h>
#include <iprt/utf16.h>
static RTEXITCODE installDriver(bool fStartIt)
{
/*
* Assume it didn't exist, so we'll create the service.
*/
SC_HANDLE hSMgrCreate = OpenSCManagerW(NULL, NULL, SERVICE_CHANGE_CONFIG);
if (!hSMgrCreate)
return RTMsgErrorExitFailure("OpenSCManager(,,create) failed: %u", GetLastError());
const wchar_t *pwszSlashName = L"\\VBoxGuest.sys";
wchar_t wszDriver[MAX_PATH * 2];
GetCurrentDirectoryW(MAX_PATH, wszDriver);
RTUtf16Cat(wszDriver, RT_ELEMENTS(wszDriver), pwszSlashName);
if (GetFileAttributesW(wszDriver) == INVALID_FILE_ATTRIBUTES)
{
GetSystemDirectoryW(wszDriver, MAX_PATH);
RTUtf16Cat(wszDriver, RT_ELEMENTS(wszDriver), L"\\drivers");
RTUtf16Cat(wszDriver, RT_ELEMENTS(wszDriver), pwszSlashName);
/* Try FAT name abbreviation. */
if (GetFileAttributesW(wszDriver) == INVALID_FILE_ATTRIBUTES)
{
pwszSlashName = L"\\VBoxGst.sys";
GetCurrentDirectoryW(MAX_PATH, wszDriver);
RTUtf16Cat(wszDriver, RT_ELEMENTS(wszDriver), pwszSlashName);
if (GetFileAttributesW(wszDriver) == INVALID_FILE_ATTRIBUTES)
{
GetSystemDirectoryW(wszDriver, MAX_PATH);
RTUtf16Cat(wszDriver, RT_ELEMENTS(wszDriver), L"\\drivers");
RTUtf16Cat(wszDriver, RT_ELEMENTS(wszDriver), pwszSlashName);
}
}
}
RTEXITCODE rcExit;
SC_HANDLE hService = CreateServiceW(hSMgrCreate,
RT_CONCAT(L,VBOXGUEST_SERVICE_NAME),
L"VBoxGuest Support Driver",
SERVICE_QUERY_STATUS | (fStartIt ? SERVICE_START : 0),
SERVICE_KERNEL_DRIVER,
SERVICE_BOOT_START,
SERVICE_ERROR_NORMAL,
wszDriver,
L"System",
NULL, NULL, NULL, NULL);
if (hService)
{
RTMsgInfo("Successfully created service '%s' for driver '%ls'.\n", VBOXGUEST_SERVICE_NAME, wszDriver);
rcExit = RTEXITCODE_SUCCESS;
if (fStartIt)
{
if (StartService(hService, 0, NULL))
RTMsgInfo("successfully started driver '%ls'\n", wszDriver);
else
rcExit = RTMsgErrorExitFailure("StartService failed: %u", GetLastError());
}
CloseServiceHandle(hService);
}
else
rcExit = RTMsgErrorExitFailure("CreateService failed! %u (wszDriver=%ls)\n", GetLastError(), wszDriver);
CloseServiceHandle(hSMgrCreate);
return rcExit;
}
static RTEXITCODE uninstallDriver(void)
{
SC_HANDLE hSMgr = OpenSCManagerW(NULL, NULL, SERVICE_CHANGE_CONFIG);
if (!hSMgr)
return RTMsgErrorExitFailure("OpenSCManager(,,change_config) failed: %u", GetLastError());
RTEXITCODE rcExit;
SC_HANDLE hService = OpenServiceW(hSMgr, RT_CONCAT(L, VBOXGUEST_SERVICE_NAME), SERVICE_STOP | SERVICE_QUERY_STATUS | DELETE);
if (hService)
{
/*
* Try stop it if it's running.
*/
SERVICE_STATUS Status = { 0, 0, 0, 0, 0, 0, 0 };
QueryServiceStatus(hService, &Status);
if (Status.dwCurrentState == SERVICE_STOPPED)
rcExit = RTEXITCODE_SUCCESS;
else if (ControlService(hService, SERVICE_CONTROL_STOP, &Status))
{
int iWait = 100;
while (Status.dwCurrentState == SERVICE_STOP_PENDING && iWait-- > 0)
{
Sleep(100);
QueryServiceStatus(hService, &Status);
}
if (Status.dwCurrentState == SERVICE_STOPPED)
rcExit = RTEXITCODE_SUCCESS;
else
rcExit = RTMsgErrorExitFailure("Failed to stop service! Service status: %u (%#x)\n",
Status.dwCurrentState, Status.dwCurrentState);
}
else
rcExit = RTMsgErrorExitFailure("ControlService failed: %u, Service status: %u (%#x)",
GetLastError(), Status.dwCurrentState, Status.dwCurrentState);
/*
* Delete the service.
*/
if (rcExit == RTEXITCODE_SUCCESS)
{
if (DeleteService(hService))
RTMsgInfo("Successfully deleted the %s service\n", VBOXGUEST_SERVICE_NAME);
else
rcExit = RTMsgErrorExitFailure("DeleteService failed: %u", GetLastError());
}
CloseServiceHandle(hService);
}
else if (GetLastError() == ERROR_SERVICE_DOES_NOT_EXIST)
{
RTMsgInfo("Nothing to do, the service %s does not exist.\n", VBOXGUEST_SERVICE_NAME);
rcExit = RTEXITCODE_SUCCESS;
}
else
rcExit = RTMsgErrorExitFailure("OpenService failed: %u", GetLastError());
CloseServiceHandle(hSMgr);
return rcExit;
}
static RTEXITCODE performTest(void)
{
HANDLE hDevice = CreateFileW(RT_CONCAT(L,VBOXGUEST_DEVICE_NAME), // Win2k+: VBOXGUEST_DEVICE_NAME_GLOBAL
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
if (hDevice != INVALID_HANDLE_VALUE)
{
CloseHandle(hDevice);
RTMsgInfo("Test succeeded\n");
return RTEXITCODE_SUCCESS;
}
return RTMsgErrorExitFailure("Test failed! Unable to open driver (CreateFileW -> %u).", GetLastError());
}
static RTEXITCODE usage(const char *pszProgName)
{
RTPrintf("\n"
"Usage: %s [install|uninstall|test]\n", pszProgName);
return RTEXITCODE_SYNTAX;
}
int main(int argc, char **argv)
{
if (argc != 2)
{
RTMsgError(argc < 2 ? "Too few arguments! Expected one." : "Too many arguments! Expected only one.");
return usage(argv[0]);
}
RTEXITCODE rcExit;
if (strcmp(argv[1], "install") == 0)
rcExit = installDriver(true);
else if (strcmp(argv[1], "uninstall") == 0)
rcExit = uninstallDriver();
else if (strcmp(argv[1], "test") == 0)
rcExit = performTest();
else
{
RTMsgError("Unknown argument: '%s'", argv[1]);
rcExit = usage(argv[0]);
}
return rcExit;
}
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