Fingerprints.h

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/****
 * Sming Framework Project - Open Source framework for high efficiency native ESP8266 development.
 * Created 2015 by Skurydin Alexey
 * http://github.com/SmingHub/Sming
 * All files of the Sming Core are provided under the LGPL v3 license.
 *
 * Fingerprints.h
 *
 ****/

#pragma once

#include <Crypto.h>
#include <BitManipulations.h>

namespace Ssl
{
union Fingerprint {
    enum class Type {
        CertSha1,   
        CertSha256, 
        PkiSha256,  
    };
    class Types
    {
    public:
        void add(Type type)
        {
            bitSet(mask, type);
        }

        void remove(Type type)
        {
            bitClear(mask, type);
        }

        bool contains(Type type) const
        {
            return bitRead(mask, type);
        }

    private:
        uint32_t mask = 0;
    };

    union Cert {
        struct Sha1 {
            static constexpr Type type = Type::CertSha1;
            Crypto::Sha1::Hash hash;
        };
        Sha1 sha1;

        struct Sha256 {
            static constexpr Type type = Type::CertSha256;
            Crypto::Sha256::Hash hash;
        };
        Sha256 sha256;
    };
    Cert cert;

    union Pki {
        struct Sha256 {
            static constexpr Type type = Type::PkiSha256;
            Crypto::Sha256::Hash hash;
        };
        Sha256 sha256;
    };
    Pki pki;
};

} // namespace Ssl