bcrypt.h

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/*
* Bcrypt Password Hashing
* (C) 2011 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
 
#ifndef BOTAN_BCRYPT_H__
#define BOTAN_BCRYPT_H__
 
#include <botan/rng.h>
 
namespace Botan {
 
/**
* Create a password hash using Bcrypt
* @param password the password
* @param rng a random number generator
* @param work_factor how much work to do to slow down guessing attacks
*
* @see http://www.usenix.org/events/usenix99/provos/provos_html/
*/
std::string BOTAN_DLL generate_bcrypt(const std::string& password,
                                      RandomNumberGenerator& rng,
                                      u16bit work_factor = 10);
 
/**
* Check a previously created password hash
* @param password the password to check against
* @param hash the stored hash to check against
*/
bool BOTAN_DLL check_bcrypt(const std::string& password,
                            const std::string& hash);
 
}
 
#endif