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moved ML-KEM code to PostQuntum.h/.cpp

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orignal 2025-04-14 18:21:07 -04:00
parent 459be02d18
commit 4c5d0116f8
7 changed files with 201 additions and 163 deletions
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63
libi2pd/Crypto.h
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@ -11,10 +11,7 @@
#include <inttypes.h>
#include <string>
#include <string_view>
#include <vector>
#include <array>
#include <tuple>
#include <openssl/bn.h>
#include <openssl/dh.h>
#include <openssl/aes.h>
@ -279,66 +276,6 @@ namespace crypto
// init and terminate
void InitCrypto (bool precomputation);
void TerminateCrypto ();
#if OPENSSL_PQ
// Post Quantum
class MLKEMKeys
{
public:
MLKEMKeys (std::string_view name, size_t keyLen, size_t ctLen);
~MLKEMKeys ();
void GenerateKeys ();
void GetPublicKey (uint8_t * pub) const;
void SetPublicKey (const uint8_t * pub);
void Encaps (uint8_t * ciphertext, uint8_t * shared);
void Decaps (const uint8_t * ciphertext, uint8_t * shared);
private:
const std::string m_Name;
const size_t m_KeyLen, m_CTLen;
EVP_PKEY * m_Pkey;
};
constexpr size_t MLKEM512_KEY_LENGTH = 800;
constexpr size_t MLKEM512_CIPHER_TEXT_LENGTH = 768;
constexpr size_t MLKEM768_KEY_LENGTH = 1184;
constexpr size_t MLKEM768_CIPHER_TEXT_LENGTH = 1088;
constexpr size_t MLKEM1024_KEY_LENGTH = 1568;
constexpr size_t MLKEM1024_CIPHER_TEXT_LENGTH = 1568;
constexpr std::array<std::tuple<std::string_view, size_t, size_t>, 3> MLKEMS =
{
std::make_tuple ("ML-KEM-512", MLKEM512_KEY_LENGTH, MLKEM512_CIPHER_TEXT_LENGTH),
std::make_tuple ("ML-KEM-768", MLKEM768_KEY_LENGTH, MLKEM768_CIPHER_TEXT_LENGTH),
std::make_tuple ("ML-KEM-1024", MLKEM1024_KEY_LENGTH, MLKEM1024_CIPHER_TEXT_LENGTH)
};
class MLKEM512Keys: public MLKEMKeys
{
public:
MLKEM512Keys (): MLKEMKeys (std::get<0>(MLKEMS[0]), std::get<1>(MLKEMS[0]), std::get<2>(MLKEMS[0])) {}
};
class MLKEM768Keys: public MLKEMKeys
{
public:
MLKEM768Keys (): MLKEMKeys (std::get<0>(MLKEMS[1]), std::get<1>(MLKEMS[1]), std::get<2>(MLKEMS[1])) {}
};
class MLKEM1024Keys: public MLKEMKeys
{
public:
MLKEM1024Keys (): MLKEMKeys (std::get<0>(MLKEMS[2]), std::get<1>(MLKEMS[2]), std::get<2>(MLKEMS[2])) {}
};
#endif
}
}