www.pudn.com > filedisk2004.rar > filedisk.h

/* 
    This is a virtual disk driver for Windows NT/2000/XP that uses one or more 
    files to emulate physical disks. 
    Copyright (C) 1999, 2000, 2001, 2002 Bo Brantén. 
    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; either version 2 of the License, or 
    (at your option) any later version. 
    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, write to the Free Software 
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
*/ 
 
#ifndef _FILE_DISK_ 
#define _FILE_DISK_ 
 
#ifndef __T 
#ifdef _NTDDK_ 
#define __T(x)  L ## x 
#else 
#define __T(x)  x 
#endif 
#endif 
 
#ifndef _T 
#define _T(x)   __T(x) 
#endif 
 
#define DEVICE_BASE_NAME    _T("\\FileDisk") 
#define DEVICE_DIR_NAME     _T("\\Device")      DEVICE_BASE_NAME 
#define DEVICE_NAME_PREFIX  DEVICE_DIR_NAME     DEVICE_BASE_NAME 
 
#define FILE_DEVICE_FILE_DISK       0x8000 
 
#define IOCTL_FILE_DISK_OPEN_FILE   CTL_CODE(FILE_DEVICE_FILE_DISK, 0x800, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS) 
#define IOCTL_FILE_DISK_CLOSE_FILE  CTL_CODE(FILE_DEVICE_FILE_DISK, 0x801, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS) 
#define IOCTL_FILE_DISK_QUERY_FILE  CTL_CODE(FILE_DEVICE_FILE_DISK, 0x802, METHOD_BUFFERED, FILE_READ_ACCESS) 
 
typedef struct _OPEN_FILE_INFORMATION { 
    LARGE_INTEGER   FileSize; 
    BOOLEAN         ReadOnly; 
    USHORT          FileNameLength; 
    UCHAR           FileName[1]; 
} OPEN_FILE_INFORMATION, *POPEN_FILE_INFORMATION; 
 
#endif