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tdelibs/tdecore/tdehw/tdestoragedevice.h

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/* This file is part of the TDE libraries
Copyright (C) 2012 Timothy Pearson <kb9vqf@pearsoncomputing.net>
(C) 2013 Golubev Alexander <fatzer2@gmail.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef _TDESTORAGEDEVICE_H
#define _TDESTORAGEDEVICE_H
#include "tdegenericdevice.h"
struct crypt_device;
// Keep readDiskDeviceSubtypeFromString() in tdehardwaredevices.cpp in sync with this enum
namespace TDEDiskDeviceType {
#if __cplusplus >= 201103L
enum TDEDiskDeviceType : unsigned long long {
#else
enum TDEDiskDeviceType {
#endif
Null = 0x0000000000000000ULL,
MediaDevice = 0x0000000000000001ULL,
Floppy = 0x0000000000000002ULL,
CDROM = 0x0000000000000004ULL,
CDR = 0x0000000000000008ULL,
CDRW = 0x0000000000000010ULL,
CDMO = 0x0000000000000020ULL,
CDMRRW = 0x0000000000000040ULL,
CDMRRWW = 0x0000000000000080ULL,
DVDROM = 0x0000000000000100ULL,
DVDRAM = 0x0000000000000200ULL,
DVDR = 0x0000000000000400ULL,
DVDRW = 0x0000000000000800ULL,
DVDRDL = 0x0000000000001000ULL,
DVDRWDL = 0x0000000000002000ULL,
DVDPLUSR = 0x0000000000004000ULL,
DVDPLUSRW = 0x0000000000008000ULL,
DVDPLUSRDL = 0x0000000000010000ULL,
DVDPLUSRWDL = 0x0000000000020000ULL,
BDROM = 0x0000000000040000ULL,
BDR = 0x0000000000080000ULL,
BDRW = 0x0000000000100000ULL,
HDDVDROM = 0x0000000000200000ULL,
HDDVDR = 0x0000000000400000ULL,
HDDVDRW = 0x0000000000800000ULL,
Zip = 0x0000000001000000ULL,
Jaz = 0x0000000002000000ULL,
Camera = 0x0000000004000000ULL,
LUKS = 0x0000000008000000ULL,
OtherCrypted = 0x0000000010000000ULL,
CDAudio = 0x0000000020000000ULL,
CDVideo = 0x0000000040000000ULL,
DVDVideo = 0x0000000080000000ULL,
BDVideo = 0x0000000100000000ULL,
Flash = 0x0000000200000000ULL,
USB = 0x0000000400000000ULL,
Tape = 0x0000000800000000ULL,
HDD = 0x0000001000000000ULL,
Optical = 0x0000002000000000ULL,
RAM = 0x0000004000000000ULL,
Loop = 0x0000008000000000ULL,
CompactFlash = 0x0000010000000000ULL,
MemoryStick = 0x0000020000000000ULL,
SmartMedia = 0x0000040000000000ULL,
SDMMC = 0x0000080000000000ULL,
UnlockedCrypt = 0x0000100000000000ULL,
Other = 0x8000000000000000ULL
};
inline TDEDiskDeviceType operator|(TDEDiskDeviceType a, TDEDiskDeviceType b)
{
return static_cast<TDEDiskDeviceType>(static_cast<unsigned long long>(a) | static_cast<unsigned long long>(b));
}
inline TDEDiskDeviceType operator&(TDEDiskDeviceType a, TDEDiskDeviceType b)
{
return static_cast<TDEDiskDeviceType>(static_cast<unsigned long long>(a) & static_cast<unsigned long long>(b));
}
inline TDEDiskDeviceType operator~(TDEDiskDeviceType a)
{
return static_cast<TDEDiskDeviceType>(~static_cast<unsigned long long>(a));
}
};
namespace TDEDiskDeviceStatus {
enum TDEDiskDeviceStatus {
Null = 0x00000000,
Mountable = 0x00000001,
Removable = 0x00000002,
Inserted = 0x00000004,
Blank = 0x00000008,
UsedByDevice = 0x00000010,
UsesDevice = 0x00000020,
ContainsFilesystem = 0x00000040,
Hotpluggable = 0x00000080,
Hidden = 0x00000100,
Other = 0x80000000
};
inline TDEDiskDeviceStatus operator|(TDEDiskDeviceStatus a, TDEDiskDeviceStatus b)
{
return static_cast<TDEDiskDeviceStatus>(static_cast<int>(a) | static_cast<int>(b));
}
inline TDEDiskDeviceStatus operator&(TDEDiskDeviceStatus a, TDEDiskDeviceStatus b)
{
return static_cast<TDEDiskDeviceStatus>(static_cast<int>(a) & static_cast<int>(b));
}
inline TDEDiskDeviceStatus operator~(TDEDiskDeviceStatus a)
{
return static_cast<TDEDiskDeviceStatus>(~static_cast<int>(a));
}
};
namespace TDELUKSKeySlotStatus {
enum TDELUKSKeySlotStatus {
Invalid = 0x00000000,
Inactive = 0x00000001,
Active = 0x00000002,
Last = 0x00000004,
Other = 0x80000000
};
inline TDELUKSKeySlotStatus operator|(TDELUKSKeySlotStatus a, TDELUKSKeySlotStatus b)
{
return static_cast<TDELUKSKeySlotStatus>(static_cast<int>(a) | static_cast<int>(b));
}
inline TDELUKSKeySlotStatus operator&(TDELUKSKeySlotStatus a, TDELUKSKeySlotStatus b)
{
return static_cast<TDELUKSKeySlotStatus>(static_cast<int>(a) & static_cast<int>(b));
}
inline TDELUKSKeySlotStatus operator~(TDELUKSKeySlotStatus a)
{
return static_cast<TDELUKSKeySlotStatus>(~static_cast<int>(a));
}
};
typedef TQValueList<TDELUKSKeySlotStatus::TDELUKSKeySlotStatus> TDELUKSKeySlotStatusList;
namespace TDELUKSResult {
enum TDELUKSResult {
Invalid = 0x00000000,
Success = 0x00000001,
LUKSNotSupported = 0x00000002,
LUKSNotFound = 0x00000003,
InvalidKeyslot = 0x00000004,
KeyslotOpFailed = 0x00000005,
Other = 0x80000000
};
};
typedef TQMap<TQString,TQString> TDEStorageMountOptions;
class TDECORE_EXPORT TDEStorageDevice : public TDEGenericDevice
{
public:
/**
* Constructor.
* @param Device type
*/
TDEStorageDevice(TDEGenericDeviceType::TDEGenericDeviceType dt, TQString dn=TQString::null);
/**
* Destructor.
*/
~TDEStorageDevice();
/**
* @return a TQString with the disk or partition label, if any
*/
TQString diskLabel();
/**
* @return a TQString with the disk UUID, if any
*/
TQString diskUUID();
/**
* @return an OR-ed combination of TDEDiskDeviceType::TDEDiskDeviceType type flags
*/
TDEDiskDeviceType::TDEDiskDeviceType diskType();
/**
* @return an OR-ed combination of TDEDiskDeviceStatus::TDEDiskDeviceStatus type flags
*/
TDEDiskDeviceStatus::TDEDiskDeviceStatus diskStatus();
/**
* @return true if media inserted, false if no media available
*/
bool mediaInserted();
/**
* @return a TQString with the filesystem name, if any
*/
TQString fileSystemName();
/**
* @return a TQString with the filesystem usage string, if any
*/
TQString fileSystemUsage();
/**
* @return a TQStringList containing system paths to all devices with a lock on this device, if any
*/
TQStringList holdingDevices();
/**
* @return a TQStringList containing system paths to all devices locked by this device, if any
*/
TQStringList slaveDevices();
/**
* Mounts the device if not encrypted
*
* @param a TQString containing a requested mount name under /media, if desired
* @param a TQString containing any mount options for pmount, if desired
* @param a pointer to a TQString which will be populated with any error messages from pmount, if desired
* @param a pointer to an integer which will be populated with the return code from pmount, if desired
*
* @return a TQString with the mount path, if successful
*/
TQString mountDevice(TQString mediaName=TQString::null, TDEStorageMountOptions mountOptions=TDEStorageMountOptions(), TQString* errRet=0, int* retcode=0);
/**
* Mounts the encrypted device if the correct passphrase is given
*
* @param a TQString containing the passphrase
* @param a TQString containing a requested mount name under /media, if desired
* @param a TQString containing any mount options for pmount, if desired
* @param a pointer to a TQString which will be populated with any error messages from pmount, if desired
* @param a pointer to an integer which will be populated with the return code from pmount, if desired
*
* @return a TQString with the mount path, if successful
*/
TQString mountEncryptedDevice(TQString passphrase, TQString mediaName=TQString::null, TDEStorageMountOptions mountOptions=TDEStorageMountOptions(), TQString* errRet=0, int* retcode=0);
/**
* Unmounts the device
*
* @param a pointer to a TQString which will be populated with any error messages from pmount, if desired
* @param a pointer to an integer which will be populated with the return code from pmount, if desired
*
* @return TRUE if unmount was successful
*/
bool unmountDevice(TQString* errRet, int* retcode=0);
/**
* @return a TQString with the mount path, if mounted
*/
TQString mountPath();
/**
* @return an unsigned long with the device size in bytes
*/
unsigned long long deviceSize();
/**
* @return a TQString with the device size in human readable form
*/
TQString deviceFriendlySize();
/**
* Get an icon for this device
* @param size a TDEIcon::StdSizes structure specifying the desired icon size
* @return a TQPixmap containing the icon for the specified type
*
* This method overrides TDEGenericDevice::icon(TDEIcon::StdSizes size)
*/
TQPixmap icon(TDEIcon::StdSizes size);
/**
* @return a TQString with a friendly name
*
* This method overrides TDEGenericDevice::friendlyName()
*/
TQString friendlyName();
/**
* @return a TQString with a detailed friendly name
*
* This method overrides TDEGenericDevice::detailedFriendlyName()
*/
TQString detailedFriendlyName();
/**
* @return a TQString containing the friendly type name
*
* This method overrides TDEGenericDevice::friendlyDeviceType()
*/
TQString friendlyDeviceType();
/**
* @param an OR-ed combination of TDEDiskDeviceType::TDEDiskDeviceType type flags
*/
bool isDiskOfType(TDEDiskDeviceType::TDEDiskDeviceType tf);
/**
* @param an OR-ed combination of TDEDiskDeviceStatus::TDEDiskDeviceStatus type flags
*/
bool checkDiskStatus(TDEDiskDeviceStatus::TDEDiskDeviceStatus sf);
/**
* @param TRUE to engage media lock, FALSE to disable it
* @return TRUE on success, FALSE on failure
*
* This method currently works on CD-ROM drives and similar devices
*/
bool lockDriveMedia(bool lock);
/**
* @return TRUE on success, FALSE on failure
*
* This method currently works on CD-ROM drives and similar devices
*/
bool ejectDriveMedia();
/**
* @return TRUE on success, FALSE on failure
*
* This method currently works on all removable storage devices
*/
bool ejectDrive();
/**
* @param path Full path to arbitrary file or directory
* @return TQString with type of file system containing the given file,
* or TQString::null if file system type unknown
*/
static TQString determineFileSystemType(TQString path);
/**
* Set the unlock password to use in subsequent LUKS operations
* @see cryptClearOperationsUnlockPassword
*
* @param password LUKS unlock password for any keyslot
*/
void cryptSetOperationsUnlockPassword(TQByteArray password);
/**
* Erases the unlock password from application memory cache
* @see cryptSetOperationsUnlockPassword
*/
void cryptClearOperationsUnlockPassword();
/**
* @return true if unlock password is in the application memory cache
* @see cryptSetOperationsUnlockPassword
* @see cryptClearOperationsUnlockPassword
*/
bool cryptOperationsUnlockPasswordSet();
/**
* Checks the preloaded unlock password against the specified keyslot
*
* @param keyslot Keyslot number
* @return TDELUKSResult::TDELUKSResult containing the status code returned
* from the operation, or TDELUKSResult::LUKSNotSupported if LUKS support unavailable
* @return TDELUKSResult::Success on success
*
* @see cryptSetOperationsUnlockPassword
*/
TDELUKSResult::TDELUKSResult cryptCheckKey(unsigned int keyslot);
/**
* Adds a new key to the specified keyslot, overwriting the existing key if present
*
* @param keyslot New keyslot number
* @param password New keyslot password
* @return TDELUKSResult::TDELUKSResult containing the status code returned
* from the operation, or TDELUKSResult::LUKSNotSupported if LUKS support unavailable
* @return TDELUKSResult::Success on success
*
* @see cryptSetOperationsUnlockPassword
*/
TDELUKSResult::TDELUKSResult cryptAddKey(unsigned int keyslot, TQByteArray password);
/**
* Permanently deletes the associated key from a specific keyslot
*
* @param keyslot Keyslot number
* @return TDELUKSResult::TDELUKSResult containing the status code returned
* from the operation, or TDELUKSResult::LUKSNotSupported if LUKS support unavailable
* @return TDELUKSResult::Success on success
*/
TDELUKSResult::TDELUKSResult cryptDelKey(unsigned int keyslot);
/**
* @return the maximum number of key slots available
*/
unsigned int cryptKeySlotCount();
/**
* @return TDELUKSKeySlotStatusList with the status of all keyslots
*/
TDELUKSKeySlotStatusList cryptKeySlotStatus();
/**
* @param status Keyslot status
* @return a TQString with the friendly name of the given slot status
*/
TQString cryptKeySlotFriendlyName(TDELUKSKeySlotStatus::TDELUKSKeySlotStatus status);
protected:
/**
* @param a TQString with the system device node, if any
* @internal
*
* This method is non-portable, so be careful!
*/
void internalSetDeviceNode(TQString sn);
/**
* @param a TQString with the disk or partition label, if any
* @internal
*/
void internalSetDiskLabel(TQString dn);
/**
* @param a TQString with the disk UUID, if any
* @internal
*/
void internalSetDiskUUID(TQString id);
/**
* @param an OR-ed combination of TDEDiskDeviceType::TDEDiskDeviceType type flags
* @internal
*/
void internalSetDiskType(TDEDiskDeviceType::TDEDiskDeviceType tf);
/**
* @param an OR-ed combination of TDEDiskDeviceStatus::TDEDiskDeviceStatus type flags
* @internal
*/
void internalSetDiskStatus(TDEDiskDeviceStatus::TDEDiskDeviceStatus st);
/**
* @param a bool with the media status
* @internal
*/
void internalSetMediaInserted(bool inserted);
/**
* @param a TQString with the filesystem name, if any
* @internal
*/
void internalSetFileSystemName(TQString fn);
/**
* @param a TQString with the filesystem usage string, if any
* @internal
*/
void internalSetFileSystemUsage(TQString fu);
/**
* @param a TQStringList containing system paths to all devices with a lock on this device, if any
* @internal
*/
void internalSetHoldingDevices(TQStringList hd);
/**
* @param a TQStringList containing system paths to all devices locked by this device, if any
* @internal
*/
void internalSetSlaveDevices(TQStringList sd);
/**
* @internal
*/
void internalInitializeLUKSIfNeeded();
/**
* @internal
*/
void internalGetLUKSKeySlotStatus();
private:
TDEDiskDeviceType::TDEDiskDeviceType m_diskType;
TDEDiskDeviceStatus::TDEDiskDeviceStatus m_diskStatus;
TQString m_diskName;
TQString m_diskUUID;
TQString m_fileSystemName;
TQString m_fileSystemUsage;
bool m_mediaInserted;
TQString m_mountPath;
TQStringList m_holdingDevices;
TQStringList m_slaveDevices;
struct crypt_device* m_cryptDevice;
TQByteArray m_cryptDevicePassword;
TQString m_cryptDeviceType;
unsigned int m_cryptKeySlotCount;
TDELUKSKeySlotStatusList m_cryptKeyslotStatus;
friend class TDEHardwareDevices;
};
#endif // _TDESTORAGEDEVICE_H