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/*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef RNP_ENC_MATERIAL_HPP_
#define RNP_ENC_MATERIAL_HPP_
#include "types.h"
#include "defaults.h"
typedef struct pgp_packet_body_t pgp_packet_body_t;
namespace pgp {
class EncMaterial {
public:
#if defined(ENABLE_CRYPTO_REFRESH)
pgp_pkesk_version_t version = PGP_PKSK_V3;
pgp_symm_alg_t salg = PGP_SA_UNKNOWN;
#endif
virtual ~EncMaterial(){};
virtual bool parse(pgp_packet_body_t &pkt) noexcept = 0;
virtual void write(pgp_packet_body_t &pkt) const = 0;
static std::unique_ptr<EncMaterial> create(pgp_pubkey_alg_t alg);
};
class RSAEncMaterial : public EncMaterial {
public:
rsa::Encrypted enc;
bool parse(pgp_packet_body_t &pkt) noexcept override;
void write(pgp_packet_body_t &pkt) const override;
};
class EGEncMaterial : public EncMaterial {
public:
eg::Encrypted enc;
bool parse(pgp_packet_body_t &pkt) noexcept override;
void write(pgp_packet_body_t &pkt) const override;
};
class SM2EncMaterial : public EncMaterial {
public:
sm2::Encrypted enc;
bool parse(pgp_packet_body_t &pkt) noexcept override;
void write(pgp_packet_body_t &pkt) const override;
};
class ECDHEncMaterial : public EncMaterial {
public:
ecdh::Encrypted enc;
bool parse(pgp_packet_body_t &pkt) noexcept override;
void write(pgp_packet_body_t &pkt) const override;
};
#if defined(ENABLE_CRYPTO_REFRESH)
class X25519EncMaterial : public EncMaterial {
public:
pgp_x25519_encrypted_t enc;
bool parse(pgp_packet_body_t &pkt) noexcept override;
void write(pgp_packet_body_t &pkt) const override;
};
#endif
#if defined(ENABLE_PQC)
class MlkemEcdhEncMaterial : public EncMaterial {
pgp_pubkey_alg_t alg_;
public:
pgp_kyber_ecdh_encrypted_t enc;
MlkemEcdhEncMaterial(pgp_pubkey_alg_t alg) : alg_(alg)
{
}
bool parse(pgp_packet_body_t &pkt) noexcept override;
void write(pgp_packet_body_t &pkt) const override;
};
#endif
} // namespace pgp
#endif // RNP_ENC_MATERIAL_HPP_