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| author | lealem47 <60322859+lealem47@users.noreply.github.com> | 2023-11-12 16:51:31 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-11-13 00:51:31 +0100 |
| commit | 9247ce1bb90c44d19a0069fadb12c0c480ac9b4f (patch) | |
| tree | 66fb4728d502759271d03eba59d51c1a129b2ffb /src/Volume/EncryptionModeWolfCryptXTS.h | |
| parent | 458be85f84a097aa829658c50ce41d82791fb6a8 (diff) | |
| download | VeraCrypt-9247ce1bb90c44d19a0069fadb12c0c480ac9b4f.tar.gz VeraCrypt-9247ce1bb90c44d19a0069fadb12c0c480ac9b4f.zip | |
wolfCrypt as crypto backend for VeraCrypt (#1227)
* wolfCrypt as crypto backend for VeraCrypt
* Refactor to use EncryptionModeWolfCryptXTS class
Diffstat (limited to 'src/Volume/EncryptionModeWolfCryptXTS.h')
| -rw-r--r-- | src/Volume/EncryptionModeWolfCryptXTS.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/Volume/EncryptionModeWolfCryptXTS.h b/src/Volume/EncryptionModeWolfCryptXTS.h new file mode 100644 index 00000000..e432f768 --- /dev/null +++ b/src/Volume/EncryptionModeWolfCryptXTS.h @@ -0,0 +1,54 @@ +/* + 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) 2013-2017 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. +*/ + +#ifndef TC_HEADER_Volume_EncryptionModeWolfCryptXTS +#define TC_HEADER_Volume_EncryptionModeWolfCryptXTS + +#include "Platform/Platform.h" +#include "EncryptionMode.h" + +namespace VeraCrypt +{ + class EncryptionModeWolfCryptXTS : public EncryptionMode + { + public: + EncryptionModeWolfCryptXTS () { } + virtual ~EncryptionModeWolfCryptXTS () { } + + 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 SecondaryKey; } + virtual size_t GetKeySize () const; + virtual wstring GetName () const { return L"XTS"; }; + virtual shared_ptr <EncryptionMode> GetNew () const { return shared_ptr <EncryptionMode> (new EncryptionModeWolfCryptXTS); } + virtual void SetCiphers (const CipherList &ciphers); + virtual void SetKey (const ConstBufferPtr &key); + + protected: + void DecryptBuffer (byte *data, uint64 length, uint64 startDataUnitNo) const; + void DecryptBufferXTS (Cipher &cipher, const Cipher &secondaryCipher, byte *buffer, uint64 length, uint64 startDataUnitNo, unsigned int startCipherBlockNo) const; + void EncryptBuffer (byte *data, uint64 length, uint64 startDataUnitNo) const; + void EncryptBufferXTS (Cipher &cipher, const Cipher &secondaryCipher, byte *buffer, uint64 length, uint64 startDataUnitNo, unsigned int startCipherBlockNo) const; + void SetSecondaryCipherKeys (); + + SecureBuffer SecondaryKey; + CipherList SecondaryCiphers; + + private: + EncryptionModeWolfCryptXTS (const EncryptionModeWolfCryptXTS &); + EncryptionModeWolfCryptXTS &operator= (const EncryptionModeWolfCryptXTS &); + }; +} + +#endif // TC_HEADER_Volume_EncryptionModeWolfCryptXTS |