/* Copyright (c) 2008 TrueCrypt Developers Association. All rights reserved. Governed by the TrueCrypt License 3.0 the full text of which is contained in the file License.txt included in TrueCrypt binary and source code distribution packages. */ #ifndef TC_HEADER_Boot_BootStrings #define TC_HEADER_Boot_BootStrings #define TC_BOOT_STR_ERROR "Error: " #define TC_BOOT_STR_NO_BOOT_PARTITION "No bootable partition found" #define TC_BOOT_STR_UPGRADE_BIOS "- Upgrade BIOS\r\n- Use a different motherboard model/brand\r\n" #endif // TC_HEADER_Boot_BootStrings s."/>
VeraCrypt
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path: root/src/Volume/EncryptionMode.cpp
blob: 4a54e7c3d5e6cdbc693fb6e4cc66eac4311df6d6 (plain) 
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/*
 Derived from source code of TrueCrypt 7.1a, which is
 Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
 by the TrueCrypt License 3.0.

 Modifications and additions to the original source code (contained in this file) 
 and all other portions of this file are Copyright (c) 2013-2016 IDRIX
 and are governed by the Apache License 2.0 the full text of which is
 contained in the file License.txt included in VeraCrypt binary and source
 code distribution packages.
*/

#include "EncryptionMode.h"
#include "EncryptionModeXTS.h"
#include "EncryptionThreadPool.h"

namespace VeraCrypt
{
	EncryptionMode::EncryptionMode () : KeySet (false), SectorOffset (0)
	{
	}

	EncryptionMode::~EncryptionMode ()
	{
	}

	void EncryptionMode::DecryptSectors (byte *data, uint64 sectorIndex, uint64 sectorCount, size_t sectorSize) const
	{
		EncryptionThreadPool::DoWork (EncryptionThreadPool::WorkType::DecryptDataUnits, this, data, sectorIndex, sectorCount, sectorSize);
	}

	void EncryptionMode::EncryptSectors (byte *data, uint64 sectorIndex, uint64 sectorCount, size_t sectorSize) const
	{
		EncryptionThreadPool::DoWork (EncryptionThreadPool::WorkType::EncryptDataUnits, this, data, sectorIndex, sectorCount, sectorSize);
	}

	EncryptionModeList EncryptionMode::GetAvailableModes ()
	{
		EncryptionModeList l;

		l.push_back (shared_ptr <EncryptionMode> (new EncryptionModeXTS ()));

		return l;
	}

	void EncryptionMode::ValidateState () const
	{
		if (!KeySet || Ciphers.size() < 1)
			throw NotInitialized (SRC_POS);
	}

	void EncryptionMode::ValidateParameters (byte *data, uint64 length) const
	{
		if ((Ciphers.size() > 0 && (length % Ciphers.front()->GetBlockSize()) != 0))
			throw ParameterIncorrect (SRC_POS);
	}

	void EncryptionMode::ValidateParameters (byte *data, uint64 sectorCount, size_t sectorSize) const
	{
		if (sectorCount == 0 || sectorSize == 0 || (sectorSize % EncryptionDataUnitSize) != 0)
			throw ParameterIncorrect (SRC_POS);
	}
}