PBKDF2.hpp

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#ifndef _PBKDF2_HPP_INCLUDED
#define _PBKDF2_HPP_INCLUDED

#include <string>

namespace _Wolframe {
namespace crypto {

class PBKDF2_HMAC_SHA1
{
public:

        PBKDF2_HMAC_SHA1( const unsigned char* password, size_t pwdSize,
                          const unsigned char* salt, size_t saltSize,
                          std::size_t dkLen, unsigned int rounds );
        PBKDF2_HMAC_SHA1( const std::string& password, const std::string& salt,
                          std::size_t dkLen, unsigned int rounds );
        PBKDF2_HMAC_SHA1( const std::string& password, const unsigned char* salt, size_t saltSize,
                          std::size_t dkLen, unsigned int rounds );
        PBKDF2_HMAC_SHA1( const unsigned char* password, size_t pwdSize, const std::string& salt,
                          std::size_t dkLen, unsigned int rounds );

        PBKDF2_HMAC_SHA1( const std::string& str );

        ~PBKDF2_HMAC_SHA1();

        const unsigned char* hash() const                       { return m_hash; }
        std::size_t size() const                                { return m_dkLen; }

        bool operator == ( const PBKDF2_HMAC_SHA1& rhs ) const;
        bool operator != ( const PBKDF2_HMAC_SHA1& rhs ) const  { return !( *this == rhs ); }

        bool operator == ( const std::string& rhs ) const;
        bool operator != ( const std::string& rhs ) const       { return !( *this == rhs ); }

        std::string toBCD() const;
        std::string toString() const;
private:
        std::size_t     m_dkLen;        
        unsigned char*  m_hash;         
};

}} // namespace _Wolframe::crypto

#endif // _PBKDF2_HPP_INCLUDED