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/*
* PBKDF1
* (C) 1999-2007 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_PBKDF1_H__
#define BOTAN_PBKDF1_H__
#include <botan/pbkdf.h>
#include <botan/hash.h>
namespace Botan {
/**
* PKCS #5 v1 PBKDF, aka PBKDF1
* Can only generate a key up to the size of the hash output.
* Unless needed for backwards compatability, use PKCS5_PBKDF2
*/
class BOTAN_DLL PKCS5_PBKDF1 : public PBKDF
{
public:
/**
* Create a PKCS #5 instance using the specified hash function.
* @param hash_in pointer to a hash function object to use
*/
PKCS5_PBKDF1(HashFunction* hash_in) : hash(hash_in) {}
std::string name() const
{
return "PBKDF1(" + hash->name() + ")";
}
PBKDF* clone() const
{
return new PKCS5_PBKDF1(hash->clone());
}
std::pair<size_t, OctetString>
key_derivation(size_t output_len,
const std::string& passphrase,
const byte salt[], size_t salt_len,
size_t iterations,
std::chrono::milliseconds msec) const override;
private:
std::unique_ptr<HashFunction> hash;
};
}
#endif
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