/usr/include/botan/mac.h is in libbotan1.8-dev 1.8.13-4.
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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 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | /**
* Base class for message authentiction codes
* (C) 1999-2007 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_MESSAGE_AUTH_CODE_BASE_H__
#define BOTAN_MESSAGE_AUTH_CODE_BASE_H__
#include <botan/buf_comp.h>
#include <botan/sym_algo.h>
#include <string>
namespace Botan {
/**
* This class represents Message Authentication Code (MAC) objects.
*/
class BOTAN_DLL MessageAuthenticationCode : public BufferedComputation,
public SymmetricAlgorithm
{
public:
/**
* Verify a MAC.
* @param in the MAC to verify as a byte array
* @param length the length of the byte array
* @return true if the MAC is valid, false otherwise
*/
virtual bool verify_mac(const byte[], u32bit);
/**
* Get a new object representing the same algorithm as *this
*/
virtual MessageAuthenticationCode* clone() const = 0;
/**
* Get the name of this algorithm.
* @return the name of this algorithm
*/
virtual std::string name() const = 0;
/**
* Reset the internal state of this object.
*/
virtual void clear() throw() = 0;
MessageAuthenticationCode(u32bit mac_len,
u32bit key_min,
u32bit key_max = 0,
u32bit key_mod = 1) :
BufferedComputation(mac_len),
SymmetricAlgorithm(key_min, key_max, key_mod) {}
virtual ~MessageAuthenticationCode() {}
};
}
#endif
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