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nwdismnt
nwdismnt
/***************************************************************************
*
* Copyright (c) 1999-2000 Jeff V. Merkey
* 895 West Center Street
* Orem, Utah 84057
* jmerkey@utah-nac.org
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the TRG Windows NT/2000(tm) Public License (WPL) as
* published by the Jeff V. Merkey (Windows NT/2000
* is a registered trademark of Microsoft Corporation).
*
* 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.
*
* You should have received a copy of the WPL Public License along
* with this program; if not, a copy can be obtained from
* www.kernel.org.
*
* You are free to modify and re-distribute this program in accordance
* with the terms specified in the TRG Windows NT/2000 Public License (WPL).
* The copyright contained in this code is required to be present in
* any derivative works and you are required to provide the source code
* for this program as part of any commercial or non-commercial
* distribution. You are required to respect the rights of the
* Copyright holders named within this code.
*
* jmerkey@utah-nac.org is the official maintainer of
* this code. You are encouraged to report any bugs, problems, fixes,
* suggestions, and comments about this software to jmerkey@utah-nac.org
* or linux-kernel@vger.kernel.org. New releases, patches, bug fixes, and
* technical documentation can be found at www.kernel.org. We will
* periodically post new releases of this software to www.kernel.org
* that contain bug fixes and enhanced capabilities.
*
****************************************************************************
*
* Module Name:
*
* NwDismount.c
*
* Abstract:
*
* This little command line APP attempts to dismount a previously mounted
* read-only netware volume.
*
* Authors:
*
* David Goebel (davidg@balder.com) 11-Mar-1999
*
*
***************************************************************************/
#include "stdio.h"
#include "windows.h"
#include "winioctl.h"
void __cdecl main(int argc, char **argv)
{
HANDLE Volume;
PUCHAR Drive = "\\\\.\\c:\\";
ULONG DontCare;
PUCHAR FileSystemName = "NWFSRO";
BOOLEAN Worked;
if (argc != 2)
{
printf("USAGE: %s X: (attempts to dismount drive X:)\n\n", argv[0]);
exit(EXIT_FAILURE);
}
Drive[4] = argv[1][0];
if (!GetVolumeInformation( Drive,
NULL,
0,
&DontCare,
&DontCare,
&DontCare,
FileSystemName,
7 ) ||
(memcmp(FileSystemName, "NWFSRO", 6) != 0))
{
printf("%s is only to be used on read-only netware partitions.\n", argv[0]);
exit(EXIT_FAILURE);
}
Drive[6] = 0;
if ((Volume = CreateFile( Drive,
GENERIC_READ,
0,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL)) == ((HANDLE)-1))
{
printf("Could not open and/or get a lock on drive %s, error %d\n",
Drive, GetLastError());
exit(EXIT_FAILURE);
}
printf("Attempting dismount on drive %s.\n", &Drive[4]);
Worked = DeviceIoControl( Volume,
FSCTL_DISMOUNT_VOLUME,
NULL,
0,
NULL,
0,
&DontCare,
NULL );
if (!Worked)
{
printf("DeviceIoControl() returned error %d.\n", GetLastError());
CloseHandle(Volume);
exit(EXIT_FAILURE);
}
if (!DefineDosDevice(DDD_REMOVE_DEFINITION, &Drive[4], NULL))
{
printf("DefineDosDevice() returned error %d.\n", GetLastError());
CloseHandle(Volume);
exit(EXIT_FAILURE);
}
CloseHandle(Volume);
exit(EXIT_SUCCESS);
}
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