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Diffstat (limited to 'botan/build/botan/mars.h')
-rw-r--r-- | botan/build/botan/mars.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/botan/build/botan/mars.h b/botan/build/botan/mars.h new file mode 100644 index 0000000..ca49695 --- /dev/null +++ b/botan/build/botan/mars.h @@ -0,0 +1,38 @@ +/* +* MARS +* (C) 1999-2007 Jack Lloyd +* +* Distributed under the terms of the Botan license +*/ + +#ifndef BOTAN_MARS_H__ +#define BOTAN_MARS_H__ + +#include <botan/block_cipher.h> + +namespace Botan { + +class BOTAN_DLL MARS : public BlockCipher + { + public: + void clear() throw() { EK.clear(); } + std::string name() const { return "MARS"; } + BlockCipher* clone() const { return new MARS; } + MARS() : BlockCipher(16, 16, 32, 4) {} + private: + void enc(const byte[], byte[]) const; + void dec(const byte[], byte[]) const; + void key_schedule(const byte[], u32bit); + + void encrypt_round(u32bit&, u32bit&, u32bit&, u32bit&, u32bit) const; + void decrypt_round(u32bit&, u32bit&, u32bit&, u32bit&, u32bit) const; + static void forward_mix(u32bit&, u32bit&, u32bit&, u32bit&); + static void reverse_mix(u32bit&, u32bit&, u32bit&, u32bit&); + + static const u32bit SBOX[512]; + SecureBuffer<u32bit, 40> EK; + }; + +} + +#endif |