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/*
* PBKDF2
* (C) 1999-2007 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_PBKDF2_H__
#define BOTAN_PBKDF2_H__
#include <botan/pbkdf.h>
#include <botan/mac.h>
namespace Botan {
/**
* PKCS #5 PBKDF2
*/
class BOTAN_DLL PKCS5_PBKDF2 : public PBKDF
{
public:
std::string name() const
{
return "PBKDF2(" + mac->name() + ")";
}
PBKDF* clone() const
{
return new PKCS5_PBKDF2(mac->clone());
}
OctetString derive_key(size_t output_len,
const std::string& passphrase,
const byte salt[], size_t salt_len,
size_t iterations) const;
/**
* Create a PKCS #5 instance using the specified message auth code
* @param mac_fn the MAC to use
*/
PKCS5_PBKDF2(MessageAuthenticationCode* mac_fn) : mac(mac_fn) {}
/**
* Destructor
*/
~PKCS5_PBKDF2() { delete mac; }
private:
MessageAuthenticationCode* mac;
};
}
#endif
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