reactos/base/applications/logoff/logoff.c

129 lines
3.3 KiB
C

/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS logoff utility
* FILE: base/applications/logoff/logoff.c
* PURPOSE: Logoff current session, or another session, potentially on another machine
* AUTHOR: 30.07.2007 - Frode Lillerud
*/
/* Note
* This application is a lightweight version of shutdown.exe. It is intended
* to be function-compatible with Windows' system32\logoff.exe application.
*/
#include <stdio.h>
#include <windef.h>
#include <winbase.h>
#include <winuser.h>
#include <conutils.h>
#include "resource.h"
/* Command-line argument switches */
LPWSTR szRemoteServerName = NULL;
BOOL bVerbose;
//----------------------------------------------------------------------
//
// Writes the last error as both text and error code to the console.
//
//----------------------------------------------------------------------
VOID DisplayError(DWORD dwError)
{
ConMsgPuts(StdErr, FORMAT_MESSAGE_FROM_SYSTEM,
NULL, dwError, LANG_USER_DEFAULT);
ConPrintf(StdErr, L"Error code: %lu\n", dwError);
}
//----------------------------------------------------------------------
//
// Sets flags based on command-line arguments
//
//----------------------------------------------------------------------
BOOL ParseCommandLine(int argc, WCHAR *argv[])
{
int i;
// FIXME: Add handling of command-line arguments to select
// the session number and name, and also name of remote machine.
// Example: logoff.exe 4 /SERVER:Master
// should logoff session number 4 on remote machine called Master.
for (i = 1; i < argc; i++)
{
switch (argv[i][0])
{
case L'-':
case L'/':
// -v (verbose)
if (argv[i][1] == L'v')
{
bVerbose = TRUE;
break;
}
// -? (usage)
else if (argv[i][1] == L'?')
{
/* Will display the Usage */
return FALSE;
}
/* Fall through */
default:
/* Invalid parameter detected */
ConResPuts(StdErr, IDS_ILLEGAL_PARAM);
return FALSE;
}
}
return TRUE;
}
//----------------------------------------------------------------------
//
// Main entry for program
//
//----------------------------------------------------------------------
int wmain(int argc, WCHAR *argv[])
{
/* Initialize the Console Standard Streams */
ConInitStdStreams();
/* Parse command line */
if (!ParseCommandLine(argc, argv))
{
ConResPuts(StdOut, IDS_USAGE);
return 1;
}
/* Should we log off session on remote server? */
if (szRemoteServerName)
{
if (bVerbose)
ConResPuts(StdOut, IDS_LOGOFF_REMOTE);
// FIXME: Add Remote Procedure Call to logoff user on a remote machine
ConPuts(StdErr, L"Remote Procedure Call in logoff.exe has not been implemented");
}
/* Perform logoff of current session on local machine instead */
else
{
if (bVerbose)
{
/* Get resource string and print it */
ConResPuts(StdOut, IDS_LOGOFF_LOCAL);
}
/* Actual logoff */
if (!ExitWindowsEx(EWX_LOGOFF, 0))
{
DisplayError(GetLastError());
return 1;
}
}
return 0;
}
/* EOF */