password_hashing_bcrypt.h

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#ifndef CPPSECURITY_PASSWORD_HASHING_BCRYPT_H
#define CPPSECURITY_PASSWORD_HASHING_BCRYPT_H
 
#include "password_hashing.h"
 
namespace CppSecurity {
 
 
class BcryptPasswordHashing : public PasswordHashing
{
public:
 
    BcryptPasswordHashing(size_t workfactor = 4);
    BcryptPasswordHashing(const BcryptPasswordHashing&) = default;
    BcryptPasswordHashing(BcryptPasswordHashing&&) = default;
    ~BcryptPasswordHashing() = default;
 
    BcryptPasswordHashing& operator=(const BcryptPasswordHashing&) = default;
    BcryptPasswordHashing& operator=(BcryptPasswordHashing&&) = default;
 
    size_t workfactor() const noexcept { return _workfactor; }
 
    // Implementation of PasswordHashing
    const std::string& name() const override { return _name; }
    std::string GenerateSalt() const override;
    std::string GenerateHash(std::string_view password, std::string_view salt) const override;
    std::string GenerateDigest(std::string_view password) const override;
    bool Validate(std::string_view password, std::string_view hash, std::string_view salt) const override;
    bool ValidateDigest(std::string_view password, std::string_view digest) const override;
 
private:
    static std::string _name;
    size_t _workfactor;
};
 
} // namespace CppSecurity
 
#endif // CPPSECURITY_PASSWORD_HASHING_BCRYPT_H