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/*
* PBE
* (C) 1999-2007 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_PBE_BASE_H__
#define BOTAN_PBE_BASE_H__
#include <botan/asn1_oid.h>
#include <botan/data_src.h>
#include <botan/filter.h>
#include <botan/rng.h>
namespace Botan {
/**
* Password Based Encryption (PBE) Filter.
*/
class BOTAN_DLL PBE : public Filter
{
public:
/**
* Set this filter's key.
* @param pw the password to be used for the encryption
*/
virtual void set_key(const std::string& pw) = 0;
/**
* Create a new random salt value and set the default iterations value.
* @param rng a random number generator
*/
virtual void new_params(RandomNumberGenerator& rng) = 0;
/**
* DER encode the params (the number of iterations and the salt value)
* @return encoded params
*/
virtual MemoryVector<byte> encode_params() const = 0;
/**
* Decode params and use them inside this Filter.
* @param src a data source to read the encoded params from
*/
virtual void decode_params(DataSource& src) = 0;
/**
* Get this PBE's OID.
* @return object identifier
*/
virtual OID get_oid() const = 0;
};
}
#endif
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