/usr/include/botan/rc2.h is in libbotan1.8-dev 1.8.13-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 | /*
* RC2
* (C) 1999-2007 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_RC2_H__
#define BOTAN_RC2_H__
#include <botan/block_cipher.h>
namespace Botan {
/*
* RC2
*/
class BOTAN_DLL RC2 : public BlockCipher
{
public:
static byte EKB_code(u32bit);
void clear() throw() { K.clear(); }
std::string name() const { return "RC2"; }
BlockCipher* clone() const { return new RC2; }
RC2() : BlockCipher(8, 1, 32) {}
private:
void enc(const byte[], byte[]) const;
void dec(const byte[], byte[]) const;
void key_schedule(const byte[], u32bit);
SecureBuffer<u16bit, 64> K;
};
}
#endif
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