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authorMounir IDRASSI <mounir.idrassi@idrix.fr>2014-05-31 18:44:53 +0200
committerMounir IDRASSI <mounir.idrassi@idrix.fr>2014-11-08 23:18:59 +0100
commit7ffce028d04a6b13ef762e2b89c34b688e8ca59d (patch)
treeeefedb6e94de5b26fa963675969490c641c29077 /src/Volume/EncryptionModeLRW.h
parent97011f179cfd3dcd12446ef4ccb6964c8e52c3db (diff)
downloadVeraCrypt-7ffce028d04a6b13ef762e2b89c34b688e8ca59d.tar.gz
VeraCrypt-7ffce028d04a6b13ef762e2b89c34b688e8ca59d.zip
Add TrueCrypt 7.1a MacOSX/Linux specific source files.
Diffstat (limited to 'src/Volume/EncryptionModeLRW.h')
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diff --git a/src/Volume/EncryptionModeLRW.h b/src/Volume/EncryptionModeLRW.h
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+/*
+ 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_Encryption_EncryptionModeLRW
+#define TC_HEADER_Encryption_EncryptionModeLRW
+
+#include "Platform/Platform.h"
+#include "EncryptionMode.h"
+
+namespace TrueCrypt
+{
+ class EncryptionModeLRW : public EncryptionMode
+ {
+ public:
+ EncryptionModeLRW () { }
+ virtual ~EncryptionModeLRW () { }
+
+ virtual void Decrypt (byte *data, uint64 length) const;
+ virtual void DecryptSectorsCurrentThread (byte *data, uint64 sectorIndex, uint64 sectorCount, size_t sectorSize) const;
+ virtual void Encrypt (byte *data, uint64 length) const;
+ virtual void EncryptSectorsCurrentThread (byte *data, uint64 sectorIndex, uint64 sectorCount, size_t sectorSize) const;
+ virtual const SecureBuffer &GetKey () const { return Key; }
+ virtual size_t GetKeySize () const { return 16; };
+ virtual wstring GetName () const { return L"LRW"; };
+ virtual shared_ptr <EncryptionMode> GetNew () const { return shared_ptr <EncryptionMode> (new EncryptionModeLRW); }
+ virtual void SetKey (const ConstBufferPtr &key);
+
+ protected:
+ void DecryptBuffer (byte *plainText, uint64 length, uint64 blockIndex) const;
+ void EncryptBuffer (byte *plainText, uint64 length, uint64 blockIndex) const;
+ void IncrementBlockIndex (byte *index) const;
+ uint64 SectorToBlockIndex (uint64 sectorIndex) const;
+ void Xor64 (uint64 *a, const uint64 *b) const;
+ void Xor128 (uint64 *a, const uint64 *b) const;
+
+ SecureBuffer GfContext;
+ SecureBuffer Key;
+
+ private:
+ EncryptionModeLRW (const EncryptionModeLRW &);
+ EncryptionModeLRW &operator= (const EncryptionModeLRW &);
+ };
+}
+
+#endif // TC_HEADER_Encryption_EncryptionModeLRW