Botan::Classic_McEliece_KeyPair_Internal Struct Reference

Representation of a Classic McEliece key pair. More...

#include <cmce_keys_internal.h>

Public Member Functions
std::pair< std::shared_ptr< Classic_McEliece_PrivateKeyInternal >, std::shared_ptr< Classic_McEliece_PublicKeyInternal > >	decompose_to_pair () &&
	Decompose the key pair into a pair of shared pointers to the private and public key.

Static Public Member Functions
static Classic_McEliece_KeyPair_Internal	generate (const Classic_McEliece_Parameters &params, StrongSpan< const CmceInitialSeed > seed)
	Generate a Classic McEliece key pair using the algorithm described in Classic McEliece ISO Section 8.3.

Public Attributes
std::shared_ptr< Classic_McEliece_PrivateKeyInternal >	private_key
std::shared_ptr< Classic_McEliece_PublicKeyInternal >	public_key

Detailed Description

Representation of a Classic McEliece key pair.

Definition at line 189 of file cmce_keys_internal.h.

Member Function Documentation

decompose_to_pair()

std::pair< std::shared_ptr< Classic_McEliece_PrivateKeyInternal >, std::shared_ptr< Classic_McEliece_PublicKeyInternal > > Botan::Classic_McEliece_KeyPair_Internal::decompose_to_pair ( ) &&

inline

Decompose the key pair into a pair of shared pointers to the private and public key.

Definition at line 205 of file cmce_keys_internal.h.

                             {
         return {std::move(private_key), std::move(public_key)};
      }

Referenced by Botan::Classic_McEliece_PrivateKey::Classic_McEliece_PrivateKey().

generate()

Classic_McEliece_KeyPair_Internal Botan::Classic_McEliece_KeyPair_Internal::generate ( const Classic_McEliece_Parameters & params, StrongSpan< const CmceInitialSeed > seed )

static

Generate a Classic McEliece key pair using the algorithm described in Classic McEliece ISO Section 8.3.

Definition at line 149 of file cmce_keys_internal.cpp.

                                                                                                                      {
   BOTAN_ASSERT_EQUAL(seed.size(), params.seed_len(), "Valid seed length");
 
   CmceKeyGenSeed next_seed(seed.size());
   CmceKeyGenSeed current_seed(seed.begin(), seed.end());
 
   while(true) {
      if(auto keypair = try_generate_keypair(next_seed, params, std::move(current_seed))) {
         return keypair.value();
      }
      current_seed = next_seed;
   }
}

References Botan::StrongSpan< T >::begin(), BOTAN_ASSERT_EQUAL, Botan::StrongSpan< T >::end(), Botan::Classic_McEliece_Parameters::seed_len(), and Botan::StrongSpan< T >::size().

Referenced by Botan::Classic_McEliece_PrivateKey::Classic_McEliece_PrivateKey().

Member Data Documentation

private_key

std::shared_ptr<Classic_McEliece_PrivateKeyInternal> Botan::Classic_McEliece_KeyPair_Internal::private_key

Definition at line 190 of file cmce_keys_internal.h.

public_key

std::shared_ptr<Classic_McEliece_PublicKeyInternal> Botan::Classic_McEliece_KeyPair_Internal::public_key

Definition at line 191 of file cmce_keys_internal.h.

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

• src/lib/pubkey/classic_mceliece/cmce_keys_internal.h
• src/lib/pubkey/classic_mceliece/cmce_keys_internal.cpp