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Diffstat (limited to 'old/botan/src/stream/arc4/arc4.h')
-rw-r--r-- | old/botan/src/stream/arc4/arc4.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/old/botan/src/stream/arc4/arc4.h b/old/botan/src/stream/arc4/arc4.h new file mode 100644 index 0000000..aa2cea7 --- /dev/null +++ b/old/botan/src/stream/arc4/arc4.h @@ -0,0 +1,41 @@ +/* +* ARC4 +* (C) 1999-2008 Jack Lloyd +* +* Distributed under the terms of the Botan license +*/ + +#ifndef BOTAN_ARC4_H__ +#define BOTAN_ARC4_H__ + +#include <botan/stream_cipher.h> +#include <botan/types.h> + +namespace Botan { + +/* +* ARC4 +*/ +class BOTAN_DLL ARC4 : public StreamCipher + { + public: + void clear() throw(); + std::string name() const; + StreamCipher* clone() const { return new ARC4(SKIP); } + ARC4(u32bit = 0); + ~ARC4() { clear(); } + private: + void cipher(const byte[], byte[], u32bit); + void key_schedule(const byte[], u32bit); + void generate(); + + const u32bit SKIP; + + SecureBuffer<byte, DEFAULT_BUFFERSIZE> buffer; + SecureBuffer<u32bit, 256> state; + u32bit X, Y, position; + }; + +} + +#endif |