Botan::ML_DSA_Expanding_Keypair_Codec Class Reference

#include <ml_dsa_impl.h>

Inheritance diagram for Botan::ML_DSA_Expanding_Keypair_Codec:

Public Member Functions
DilithiumInternalKeypair	decode_keypair (std::span< const uint8_t > private_key, DilithiumConstants mode) const override
secure_vector< uint8_t >	encode_keypair (DilithiumInternalKeypair keypair) const override

Static Public Member Functions
static std::unique_ptr< Dilithium_Keypair_Codec >	create (DilithiumMode mode)

Detailed Description

Definition at line 21 of file ml_dsa_impl.h.

Member Function Documentation

create()

std::unique_ptr< Dilithium_Keypair_Codec > Botan::Dilithium_Keypair_Codec::create ( DilithiumMode mode )

staticinherited

Definition at line 22 of file dilithium_keys.cpp.

                                                                                         {
#if defined(BOTAN_HAS_DILITHIUM) || defined(BOTAN_HAS_DILITHIUM_AES)
   if(mode.is_dilithium_round3()) {
      return std::make_unique<Dilithium_Expanded_Keypair_Codec>();
   }
#endif
 
#if defined(BOTAN_HAS_ML_DSA)
   if(mode.is_ml_dsa()) {
      return std::make_unique<ML_DSA_Expanding_Keypair_Codec>();
   }
#endif
 
   throw Not_Implemented("requested ML-DSA/Dilithium mode is not implemented in this build");
}

References Botan::DilithiumMode::is_dilithium_round3(), and Botan::DilithiumMode::is_ml_dsa().

Referenced by Botan::DilithiumConstants::DilithiumConstants().

decode_keypair()

DilithiumInternalKeypair Botan::ML_DSA_Expanding_Keypair_Codec::decode_keypair ( std::span< const uint8_t > private_key, DilithiumConstants mode ) const

overridevirtual

Implements Botan::Dilithium_Keypair_Codec.

Definition at line 22 of file ml_dsa_impl.cpp.

                                                                                                       {
   return Dilithium_Algos::expand_keypair(DilithiumSeedRandomness(private_key_seed), std::move(mode));
}

References Botan::Dilithium_Algos::expand_keypair().

encode_keypair()

secure_vector< uint8_t > Botan::ML_DSA_Expanding_Keypair_Codec::encode_keypair ( DilithiumInternalKeypair keypair ) const

overridevirtual

Implements Botan::Dilithium_Keypair_Codec.

Definition at line 15 of file ml_dsa_impl.cpp.

                                                                                                            {
   BOTAN_ASSERT_NONNULL(keypair.second);
   const auto& seed = keypair.second->seed();
   BOTAN_ARG_CHECK(seed.has_value(), "Cannot encode keypair without the private seed");
   return seed.value().get();
}

References BOTAN_ARG_CHECK, and BOTAN_ASSERT_NONNULL.

---

The documentation for this class was generated from the following files:

• src/lib/pubkey/dilithium/ml_dsa/ml_dsa_impl.h
• src/lib/pubkey/dilithium/ml_dsa/ml_dsa_impl.cpp