apidrvr.h

一个提供档案及Partition作加解密的程式支援以下的加密演算法AESBlowfishCAST5SerpentTriple DESTwofishAES-BlowfishAES-TwofishAES-

/* The source code contained in this file has been derived from the source code
   of Encryption for the Masses 2.02a by Paul Le Roux. Modifications and
   additions to that source code contained in this file are Copyright (c) 2004-2005
   TrueCrypt Foundation and Copyright (c) 2004 TrueCrypt Team. Unmodified
   parts are Copyright (c) 1998-99 Paul Le Roux. This is a TrueCrypt Foundation
   release. Please see the file license.txt for full license details. */

/* DeviceIoControl values.

*/

#ifndef CTL_CODE

/* A macro from the NT DDK */

#define CTL_CODE( DeviceType, Function, Method, Access ) ( \
    ((DeviceType) << 16) | ((Access) << 14) | ((Function) << 2) | (Method) \
)

#endif

/* More macros from the NT DDK */

#ifndef METHOD_BUFFERED
#define METHOD_BUFFERED 0
#endif

#ifndef FILE_ANY_ACCESS
#define FILE_ANY_ACCESS 0
#endif

#ifndef FILE_DEVICE_DISK
#define FILE_DEVICE_DISK 0x00000007
#endif

#ifndef IOCTL_DISK_BASE
#define IOCTL_DISK_BASE FILE_DEVICE_DISK
#endif

/* These values originate from the following NT DDK macro :

#define ANYNAME CTL_CODE(IOCTL_DISK_BASE, 0x800, METHOD_BUFFERED, \
   FILE_ANY_ACCESS)

#define ANYNAME2 CTL_CODE(IOCTL_DISK_BASE, 0x801, METHOD_BUFFERED, \
   FILE_ANY_ACCESS)

etc... */

/* Public driver interface codes */

#define MOUNT			466944	/* Mount a volume or partition */
#define MOUNT_LIST		466948	/* Return list of mounted volumes */
#define OPEN_TEST		466952	/* Open a file at ring0 */
#define UNMOUNT			466956	/* Unmount a volume */
#define WIPE_CACHE		466960	/* Wipe the driver password cache */
#define HALT_SYSTEM		466964	/* Halt system; (only NT when compiled with debug) */
#define DRIVER_VERSION		466968	/* Current driver version */
#define RELEASE_TIME_SLICE	466972	/* Release time slice on apps behalf (only Win9x) */
#define MOUNT_LIST_N		466976	/* Get volume info from the device (only Win9x) */
#define DISKIO				466980	/* Read/Write at ring0 for win32 gui (only Win9x) */
#define ALLOW_FAST_SHUTDOWN 466984	/* Fast shutdown under win98 (only Win9x) */
#define CACHE_STATUS		466988	/* Get password cache status */
#define VOLUME_PROPERTIES	466992	/* Get mounted volume properties */
#define RESOLVE_SYMLINK		466996	/* Resolve symbolic link to target */
#define DEVICE_REFCOUNT		467000	/* Return reference count of root device object */
#define UNMOUNT_ALL			475112	/* Unmount all volumes */

#define TC_FIRST_PRIVATE	MOUNT	/* First private control code */
#define TC_LAST_PRIVATE	UNMOUNT_ALL	/* Last private control code */

/* Start of driver interface structures, the size of these structures may
   change between versions; so make sure you first send DRIVER_VERSION to
   check that it's the correct device driver */

#pragma pack (push)
#pragma pack(1)

typedef struct
{
	int nReturnCode;	/* Return code back from driver */
	short wszVolume[TC_MAX_PATH];	/* Volume to be mounted */
	char szPassword[MAX_PASSWORD + 1];	/* User password */
	int nPasswordLen;	/* User password length */
	BOOL bCache;		/* Cache passwords in driver */
	int nDosDriveNo;	/* Drive number to mount */
	BOOL bMountReadOnly;	/* Mount volume in read-only mode */
	BOOL bMountRemovable;	/* Mount volume as removable media */
	BOOL bExclusiveAccess;	/* Open host file/device in exclusive access mode */
	BOOL bMountManager;		/* Announce volume to mount manager */
	long time;		/* Time when this volume was mounted */
} MOUNT_STRUCT;

typedef struct
{
	int nDosDriveNo;	/* Drive letter to unmount */
	BOOL ignoreOpenFiles;
	int nReturnCode;	/* Return code back from driver */
} UNMOUNT_STRUCT;

typedef struct
{
	unsigned long ulMountedDrives;	/* Bitfield of all mounted drive letters */
	short wszVolume[26][64];	/* Volume names of mounted volumes */
	unsigned __int64 diskLength[26];
	int ea[26];
	BOOL hiddenVol[26];
} MOUNT_LIST_STRUCT;

typedef struct
{
	int driveNo;
	short wszVolume[64];
	unsigned __int64 diskLength;
	int ea;
	int pkcs5;
	int pkcs5Iterations;
	BOOL hiddenVolume;
	BOOL readOnly;
	unsigned __int64 volumeCreationTime;
	unsigned __int64 headerCreationTime;
	//int readOnly;
} VOLUME_PROPERTIES_STRUCT;

typedef struct
{
	WCHAR symLinkName[TC_MAX_PATH];
	WCHAR targetName[TC_MAX_PATH];
} RESOLVE_SYMLINK_STRUCT;

typedef struct
{
	short wszFileName[TC_MAX_PATH];	/* Volume to be "open tested" */
	int nReturnCode;	/* Win9x only */
	unsigned long secstart;	/* Win9x only */
	unsigned long seclast;	/* Win9x only */
	unsigned long device;	/* Win9x only */
} OPEN_TEST_STRUCT;

/* Win9x only */
typedef struct
{
	int nReturnCode;	/* Return code back from driver */
	int nDosDriveNo;	/* Drive letter to get info on */
	short wszVolume[TC_MAX_PATH];	/* Volume names of mounted volumes */
	unsigned long mountfilehandle;	/* Device file handle or 0 */
} MOUNT_LIST_N_STRUCT;

/* Win9x only */
typedef struct
{
	unsigned int devicenum;	/* Ptr to dcb for device */
	unsigned int sectorstart;	/* Start sector */
	unsigned int sectorlen;	/* Number of sectors */
	char *bufferad;		/* Address of buffer */
	int mode;		/* Read=0 or Write=1 */
	int nReturnCode;	/* Return code back from driver */
} DISKIO_STRUCT;


#pragma pack (pop)

#ifdef NT4_DRIVER
#define DRIVER_STR WIDE
#else
#define DRIVER_STR
#endif

/* NT only */

#define TC_UNIQUE_ID_PREFIX "TrueCrypt"
#define TC_MOUNT_PREFIX L"\\Device\\TrueCryptVolume"

#define NT_MOUNT_PREFIX DRIVER_STR("\\Device\\TrueCryptVolume")
#define NT_ROOT_PREFIX DRIVER_STR("\\Device\\TrueCrypt")
#define DOS_MOUNT_PREFIX DRIVER_STR("\\DosDevices\\")
#define DOS_ROOT_PREFIX DRIVER_STR("\\DosDevices\\TrueCrypt")
#define WIN32_ROOT_PREFIX DRIVER_STR("\\\\.\\TrueCrypt")