Botan  2.4.0
Crypto and TLS for C++11
Classes | Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
Botan::XMSS_WOTS_PublicKey Class Reference

#include <xmss_wots_publickey.h>

Inheritance diagram for Botan::XMSS_WOTS_PublicKey:
Botan::Public_Key Botan::XMSS_WOTS_PrivateKey

Classes

class  TreeSignature
 

Public Member Functions

std::string algo_name () const override
 
AlgorithmIdentifier algorithm_identifier () const override
 
bool check_key (RandomNumberGenerator &, bool) const override
 
virtual std::unique_ptr< PK_Ops::Encryptioncreate_encryption_op (RandomNumberGenerator &rng, const std::string &params, const std::string &provider) const
 
virtual std::unique_ptr< PK_Ops::KEM_Encryptioncreate_kem_encryption_op (RandomNumberGenerator &rng, const std::string &params, const std::string &provider) const
 
virtual std::unique_ptr< PK_Ops::Verificationcreate_verification_op (const std::string &params, const std::string &provider) const
 
size_t estimated_strength () const override
 
std::string fingerprint_public (const std::string &alg="SHA-256") const
 
virtual OID get_oid () const
 
const wots_keysig_tkey_data () const
 
wots_keysig_tkey_data ()
 
size_t key_length () const override
 
virtual size_t message_part_size () const
 
virtual size_t message_parts () const
 
 operator const wots_keysig_t & () const
 
 operator wots_keysig_t & ()
 
bool operator!= (const XMSS_WOTS_PublicKey &key)
 
bool operator== (const XMSS_WOTS_PublicKey &key)
 
const secure_vector< uint8_t > & operator[] (size_t i) const
 
secure_vector< uint8_t > & operator[] (size_t i)
 
std::vector< uint8_t > public_key_bits () const override
 
const secure_vector< uint8_t > & public_seed () const
 
secure_vector< uint8_t > & public_seed ()
 
void set_key_data (const wots_keysig_t &key_data)
 
void set_key_data (wots_keysig_t &&key_data)
 
void set_public_seed (const secure_vector< uint8_t > &public_seed)
 
void set_public_seed (secure_vector< uint8_t > &&public_seed)
 
std::vector< uint8_t > subject_public_key () const
 
const XMSS_WOTS_Parameterswots_parameters () const
 
 XMSS_WOTS_PublicKey (XMSS_WOTS_Parameters::ots_algorithm_t oid)
 
 XMSS_WOTS_PublicKey (XMSS_WOTS_Parameters::ots_algorithm_t oid, RandomNumberGenerator &rng)
 
 XMSS_WOTS_PublicKey (XMSS_WOTS_Parameters::ots_algorithm_t oid, secure_vector< uint8_t > public_seed)
 
 XMSS_WOTS_PublicKey (XMSS_WOTS_Parameters::ots_algorithm_t oid, secure_vector< uint8_t > &&public_seed, wots_keysig_t &&key)
 
 XMSS_WOTS_PublicKey (XMSS_WOTS_Parameters::ots_algorithm_t oid, const secure_vector< uint8_t > &public_seed, const wots_keysig_t &key)
 
 XMSS_WOTS_PublicKey (XMSS_WOTS_Parameters::ots_algorithm_t oid, const secure_vector< uint8_t > &msg, const wots_keysig_t &sig, XMSS_Address &adrs, const secure_vector< uint8_t > &public_seed)
 

Protected Member Functions

void chain (secure_vector< uint8_t > &x, size_t start_idx, size_t steps, XMSS_Address &adrs, const secure_vector< uint8_t > &public_seed, XMSS_Hash &hash)
 
void chain (secure_vector< uint8_t > &x, size_t start_idx, size_t steps, XMSS_Address &adrs, const secure_vector< uint8_t > &public_seed)
 

Protected Attributes

XMSS_Hash m_hash
 
wots_keysig_t m_key
 
secure_vector< uint8_t > m_public_seed
 
XMSS_WOTS_Parameters m_wots_params
 

Detailed Description

A Winternitz One Time Signature public key for use with Extended Hash-Based Signatures.

Definition at line 32 of file xmss_wots_publickey.h.

Constructor & Destructor Documentation

◆ XMSS_WOTS_PublicKey() [1/6]

Botan::XMSS_WOTS_PublicKey::XMSS_WOTS_PublicKey ( XMSS_WOTS_Parameters::ots_algorithm_t  oid)
inline

Creates a XMSS_WOTS_PublicKey for the signature method identified by oid. The public seed for this key will be initialized with a uniformly random n-byte value, where "n" is the element size of the selected signature method.

Parameters
oidIdentifier for the selected signature method.

Definition at line 84 of file xmss_wots_publickey.h.

◆ XMSS_WOTS_PublicKey() [2/6]

Botan::XMSS_WOTS_PublicKey::XMSS_WOTS_PublicKey ( XMSS_WOTS_Parameters::ots_algorithm_t  oid,
RandomNumberGenerator rng 
)
inline

Creates a XMSS_WOTS_PublicKey for the signature method identified by oid. The public seed for this key will be initialized with a uniformly random n-byte value, where "n" is the element size of the selected signature method.

Parameters
oidIdentifier for the selected signature method.
rngA random number generate used to generate the public seed.

Definition at line 97 of file xmss_wots_publickey.h.

99  : m_wots_params(oid),
101  m_public_seed(rng.random_vec(m_wots_params.element_size())) {}
const std::string & hash_function_name() const
secure_vector< uint8_t > m_public_seed
XMSS_WOTS_Parameters m_wots_params

◆ XMSS_WOTS_PublicKey() [3/6]

Botan::XMSS_WOTS_PublicKey::XMSS_WOTS_PublicKey ( XMSS_WOTS_Parameters::ots_algorithm_t  oid,
secure_vector< uint8_t >  public_seed 
)
inline

Creates a XMSS_WOTS_PrivateKey for the signature method identified by oid, with a precomputed public seed.

Parameters
oidIdentifier for the selected signature method.
public_seedA precomputed public seed of n-bytes length.

Definition at line 110 of file xmss_wots_publickey.h.

112  : m_wots_params(oid),
const secure_vector< uint8_t > & public_seed() const
const std::string & hash_function_name() const
secure_vector< uint8_t > m_public_seed
XMSS_WOTS_Parameters m_wots_params

◆ XMSS_WOTS_PublicKey() [4/6]

Botan::XMSS_WOTS_PublicKey::XMSS_WOTS_PublicKey ( XMSS_WOTS_Parameters::ots_algorithm_t  oid,
secure_vector< uint8_t > &&  public_seed,
wots_keysig_t &&  key 
)
inline

Creates a XMSS_WOTS_PublicKey for the signature method identified by oid. The public seed will be initialized with a precomputed seed and and precomputed key data which should be derived from a XMSS_WOTS_PrivateKey.

Parameters
oidIdent:s/ifier for the selected signature methods.
public_seedA precomputed public seed of n-bytes length.
keyPrecomputed raw key data of the XMSS_WOTS_PublicKey.

Definition at line 126 of file xmss_wots_publickey.h.

129  : m_wots_params(oid),
131  m_key(std::move(key)),
132  m_public_seed(std::move(public_seed))
133  {}
const secure_vector< uint8_t > & public_seed() const
const std::string & hash_function_name() const
secure_vector< uint8_t > m_public_seed
XMSS_WOTS_Parameters m_wots_params

◆ XMSS_WOTS_PublicKey() [5/6]

Botan::XMSS_WOTS_PublicKey::XMSS_WOTS_PublicKey ( XMSS_WOTS_Parameters::ots_algorithm_t  oid,
const secure_vector< uint8_t > &  public_seed,
const wots_keysig_t key 
)
inline

Creates a XMSS_WOTS_PublicKey for the signature method identified by oid. The public seed will be initialized with a precomputed seed and and precomputed key data which should be derived from a XMSS_WOTS_PrivateKey.

Parameters
oidIdentifier for the selected signature methods.
public_seedA precomputed public seed of n-bytes length.
keyPrecomputed raw key data of the XMSS_WOTS_PublicKey.

Definition at line 145 of file xmss_wots_publickey.h.

148  : m_wots_params(oid),
150  m_key(key),
152  {}
const secure_vector< uint8_t > & public_seed() const
const std::string & hash_function_name() const
secure_vector< uint8_t > m_public_seed
XMSS_WOTS_Parameters m_wots_params

◆ XMSS_WOTS_PublicKey() [6/6]

Botan::XMSS_WOTS_PublicKey::XMSS_WOTS_PublicKey ( XMSS_WOTS_Parameters::ots_algorithm_t  oid,
const secure_vector< uint8_t > &  msg,
const wots_keysig_t sig,
XMSS_Address adrs,
const secure_vector< uint8_t > &  public_seed 
)
inline

Creates a XMSS_WOTS_PublicKey form a message and signature using Algorithm 6 WOTS_pkFromSig defined in the XMSS standard. This overload is used to verify a message using a public key.

Parameters
oidWOTSP algorithm identifier.
msgA message.
sigA WOTS signature for msg.
adrsAn XMSS_Address.
public_seedThe public public_seed.

Definition at line 165 of file xmss_wots_publickey.h.

170  : m_wots_params(oid),
172  m_key(pub_key_from_signature(msg,
173  sig,
174  adrs,
175  public_seed)),
177  {}
const secure_vector< uint8_t > & public_seed() const
const std::string & hash_function_name() const
secure_vector< uint8_t > m_public_seed
XMSS_WOTS_Parameters m_wots_params

Member Function Documentation

◆ algo_name()

std::string Botan::XMSS_WOTS_PublicKey::algo_name ( ) const
inlineoverridevirtual

Get the name of the underlying public key scheme.

Returns
name of the public key scheme

Implements Botan::Public_Key.

Definition at line 234 of file xmss_wots_publickey.h.

References m_wots_params, and Botan::XMSS_WOTS_Parameters::name().

Referenced by Botan::XMSS_WOTS_Addressed_PublicKey::algo_name().

235  {
236  return m_wots_params.name();
237  }
const std::string & name() const
XMSS_WOTS_Parameters m_wots_params

◆ algorithm_identifier()

AlgorithmIdentifier Botan::XMSS_WOTS_PublicKey::algorithm_identifier ( ) const
inlineoverridevirtual
Returns
X.509 AlgorithmIdentifier for this key

Implements Botan::Public_Key.

Definition at line 239 of file xmss_wots_publickey.h.

Referenced by Botan::XMSS_WOTS_Addressed_PublicKey::algorithm_identifier().

240  {
241  throw Not_Implemented("No AlgorithmIdentifier available for XMSS-WOTS.");
242  }

◆ chain() [1/2]

void Botan::XMSS_WOTS_PublicKey::chain ( secure_vector< uint8_t > &  x,
size_t  start_idx,
size_t  steps,
XMSS_Address adrs,
const secure_vector< uint8_t > &  public_seed,
XMSS_Hash hash 
)
protected

Algorithm 2: Chaining Function.

Takes an n-byte input string and transforms it into a the function result iterating the cryptographic hash function "F" steps times on the input x using the outputs of the PRNG "G".

This overload is used in multithreaded scenarios, where it is required to provide seperate instances of XMSS_Hash to each thread.

Parameters
[out]xAn n-byte input string, that will be transformed into the chaining function result.
start_idxThe start index.
stepsA number of steps.
adrsAn OTS Hash Address.
public_seedA public seed.
hashInstance of XMSS_Hash, that may only by the thead executing chain.

Definition at line 16 of file xmss_wots_publickey.cpp.

References Botan::XMSS_WOTS_Parameters::append_checksum(), Botan::XMSS_WOTS_Parameters::base_w(), Botan::XMSS_Address::bytes(), Botan::XMSS_Hash::f(), Botan::XMSS_Address::Key_Mode, Botan::XMSS_WOTS_Parameters::len(), Botan::XMSS_WOTS_Parameters::len_1(), m_wots_params, Botan::XMSS_Address::Mask_Mode, Botan::XMSS_Hash::prf(), Botan::XMSS_Address::set_chain_address(), Botan::XMSS_Address::set_hash_address(), Botan::XMSS_Address::set_key_mask_mode(), Botan::XMSS_WOTS_Parameters::wots_parameter(), and Botan::xor_buf().

Referenced by chain(), Botan::XMSS_WOTS_PrivateKey::generate_public_key(), operator!=(), and Botan::XMSS_WOTS_PrivateKey::sign().

22  {
23  for(size_t i = start_idx;
24  i < (start_idx + steps) && i < m_wots_params.wots_parameter();
25  i++)
26  {
27  adrs.set_hash_address(i);
28 
29  //Calculate tmp XOR bitmask
30  adrs.set_key_mask_mode(XMSS_Address::Key_Mask::Mask_Mode);
31  xor_buf(result, hash.prf(seed, adrs.bytes()), result.size());
32 
33  // Calculate key
34  adrs.set_key_mask_mode(XMSS_Address::Key_Mask::Key_Mode);
35 
36  //Calculate f(key, tmp XOR bitmask)
37  hash.f(result, hash.prf(seed, adrs.bytes()), result);
38  }
39  }
void xor_buf(uint8_t out[], const uint8_t in[], size_t length)
Definition: mem_ops.h:163
MechanismType hash
XMSS_WOTS_Parameters m_wots_params

◆ chain() [2/2]

void Botan::XMSS_WOTS_PublicKey::chain ( secure_vector< uint8_t > &  x,
size_t  start_idx,
size_t  steps,
XMSS_Address adrs,
const secure_vector< uint8_t > &  public_seed 
)
inlineprotected

Algorithm 2: Chaining Function.

Takes an n-byte input string and transforms it into a the function result iterating the cryptographic hash function "F" steps times on the input x using the outputs of the PRNG "G".

Parameters
[out]xAn n-byte input string, that will be transformed into the chaining function result.
start_idxThe start index.
stepsA number of steps.
adrsAn OTS Hash Address.
public_seedA public seed.

Definition at line 316 of file xmss_wots_publickey.h.

References chain(), and m_hash.

321  {
322  chain(x, start_idx, steps, adrs, public_seed, m_hash);
323  }
const secure_vector< uint8_t > & public_seed() const
void chain(secure_vector< uint8_t > &x, size_t start_idx, size_t steps, XMSS_Address &adrs, const secure_vector< uint8_t > &public_seed, XMSS_Hash &hash)

◆ check_key()

bool Botan::XMSS_WOTS_PublicKey::check_key ( RandomNumberGenerator rng,
bool  strong 
) const
inlineoverridevirtual

Test the key values for consistency.

Parameters
rngrng to use
strongwhether to perform strong and lengthy version of the test
Returns
true if the test is passed

Implements Botan::Public_Key.

Definition at line 244 of file xmss_wots_publickey.h.

Referenced by Botan::XMSS_WOTS_Addressed_PublicKey::check_key().

245  {
246  return true;
247  }

◆ create_encryption_op()

std::unique_ptr< PK_Ops::Encryption > Botan::Public_Key::create_encryption_op ( RandomNumberGenerator rng,
const std::string &  params,
const std::string &  provider 
) const
virtualinherited

This is an internal library function exposed on key types. In almost all cases applications should use wrappers in pubkey.h

Return an encryption operation for this key/params or throw

Parameters
rnga random number generator. The PK_Op may maintain a reference to the RNG and use it many times. The rng must outlive any operations which reference it.
paramsadditional parameters
providerthe provider to use

Reimplemented in Botan::RSA_PublicKey, Botan::SM2_Encryption_PublicKey, and Botan::ElGamal_PublicKey.

Definition at line 92 of file pk_keys.cpp.

References Botan::Public_Key::algo_name().

Referenced by Botan::PK_Encryptor_EME::PK_Encryptor_EME().

95  {
96  throw Lookup_Error(algo_name() + " does not support encryption");
97  }
virtual std::string algo_name() const =0

◆ create_kem_encryption_op()

std::unique_ptr< PK_Ops::KEM_Encryption > Botan::Public_Key::create_kem_encryption_op ( RandomNumberGenerator rng,
const std::string &  params,
const std::string &  provider 
) const
virtualinherited

This is an internal library function exposed on key types. In almost all cases applications should use wrappers in pubkey.h

Return a KEM encryption operation for this key/params or throw

Parameters
rnga random number generator. The PK_Op may maintain a reference to the RNG and use it many times. The rng must outlive any operations which reference it.
paramsadditional parameters
providerthe provider to use

Reimplemented in Botan::RSA_PublicKey, and Botan::McEliece_PublicKey.

Definition at line 100 of file pk_keys.cpp.

References Botan::Public_Key::algo_name().

Referenced by Botan::PK_KEM_Encryptor::PK_KEM_Encryptor().

103  {
104  throw Lookup_Error(algo_name() + " does not support KEM encryption");
105  }
virtual std::string algo_name() const =0

◆ create_verification_op()

std::unique_ptr< PK_Ops::Verification > Botan::Public_Key::create_verification_op ( const std::string &  params,
const std::string &  provider 
) const
virtualinherited

This is an internal library function exposed on key types. In almost all cases applications should use wrappers in pubkey.h

Return a verification operation for this key/params or throw

Parameters
paramsadditional parameters
providerthe provider to use

Reimplemented in Botan::XMSS_PublicKey, Botan::RSA_PublicKey, Botan::XMSS_WOTS_Addressed_PublicKey, Botan::GOST_3410_PublicKey, Botan::Ed25519_PublicKey, Botan::ECDSA_PublicKey, Botan::ECGDSA_PublicKey, Botan::ECKCDSA_PublicKey, Botan::SM2_Signature_PublicKey, and Botan::DSA_PublicKey.

Definition at line 108 of file pk_keys.cpp.

References Botan::Public_Key::algo_name().

Referenced by Botan::XMSS_WOTS_Addressed_PublicKey::create_verification_op(), and Botan::PK_Verifier::PK_Verifier().

110  {
111  throw Lookup_Error(algo_name() + " does not support verification");
112  }
virtual std::string algo_name() const =0

◆ estimated_strength()

size_t Botan::XMSS_WOTS_PublicKey::estimated_strength ( ) const
inlineoverridevirtual

Return the estimated strength of the underlying key against the best currently known attack. Note that this ignores anything but pure attacks against the key itself and do not take into account padding schemes, usage mistakes, etc which might reduce the strength. However it does suffice to provide an upper bound.

Returns
estimated strength in bits

Implements Botan::Public_Key.

Definition at line 249 of file xmss_wots_publickey.h.

References Botan::XMSS_WOTS_Parameters::estimated_strength(), and m_wots_params.

Referenced by Botan::XMSS_WOTS_Addressed_PublicKey::estimated_strength(), and Botan::XMSS_WOTS_Addressed_PublicKey::key_length().

250  {
252  }
XMSS_WOTS_Parameters m_wots_params

◆ fingerprint_public()

std::string Botan::Public_Key::fingerprint_public ( const std::string &  alg = "SHA-256") const
inherited
Returns
Hash of the subject public key

Definition at line 78 of file pk_keys.cpp.

References Botan::create_hex_fingerprint(), and Botan::Public_Key::subject_public_key().

79  {
81  }
AlgorithmIdentifier hash_algo
Definition: x509_obj.cpp:22
std::string create_hex_fingerprint(const uint8_t bits[], size_t bits_len, const std::string &hash_name)
Definition: pk_keys.cpp:17
std::vector< uint8_t > subject_public_key() const
Definition: pk_keys.cpp:38

◆ get_oid()

OID Botan::Public_Key::get_oid ( ) const
virtualinherited

◆ key_data() [1/2]

const wots_keysig_t& Botan::XMSS_WOTS_PublicKey::key_data ( ) const
inline

Definition at line 215 of file xmss_wots_publickey.h.

References m_key.

Referenced by set_key_data().

215 { return m_key; }

◆ key_data() [2/2]

wots_keysig_t& Botan::XMSS_WOTS_PublicKey::key_data ( )
inline

Definition at line 217 of file xmss_wots_publickey.h.

References m_key.

217 { return m_key; }

◆ key_length()

size_t Botan::XMSS_WOTS_PublicKey::key_length ( ) const
inlineoverridevirtual

Return an integer value best approximating the length of the primary security parameter. For example for RSA this will be the size of the modulus, for ECDSA the size of the ECC group, and for McEliece the size of the code will be returned.

Implements Botan::Public_Key.

Definition at line 254 of file xmss_wots_publickey.h.

References Botan::XMSS_WOTS_Parameters::estimated_strength(), and m_wots_params.

255  {
257  }
XMSS_WOTS_Parameters m_wots_params

◆ message_part_size()

virtual size_t Botan::Public_Key::message_part_size ( ) const
inlinevirtualinherited

Returns how large each of the message parts refered to by message_parts() is

This function is public but applications should have few reasons to ever call this.

Returns
size of the message parts in bits

Reimplemented in Botan::GOST_3410_PublicKey, Botan::ECDSA_PublicKey, Botan::ECGDSA_PublicKey, Botan::ECKCDSA_PublicKey, Botan::SM2_Signature_PublicKey, and Botan::DSA_PublicKey.

Definition at line 118 of file pk_keys.h.

Referenced by Botan::PK_Signer::PK_Signer(), and Botan::PK_Verifier::PK_Verifier().

118 { return 0; }

◆ message_parts()

virtual size_t Botan::Public_Key::message_parts ( ) const
inlinevirtualinherited

Returns more than 1 if the output of this algorithm (ciphertext, signature) should be treated as more than one value. This is used for algorithms like DSA and ECDSA, where the (r,s) output pair can be encoded as either a plain binary list or a TLV tagged DER encoding depending on the protocol.

This function is public but applications should have few reasons to ever call this.

Returns
number of message parts

Reimplemented in Botan::GOST_3410_PublicKey, Botan::ECDSA_PublicKey, Botan::ECGDSA_PublicKey, Botan::ECKCDSA_PublicKey, Botan::SM2_Signature_PublicKey, and Botan::DSA_PublicKey.

Definition at line 107 of file pk_keys.h.

Referenced by Botan::choose_sig_format(), Botan::PK_Signer::PK_Signer(), Botan::PK_Verifier::PK_Verifier(), and Botan::X509_Object::verify_signature().

107 { return 1; }

◆ operator const wots_keysig_t &()

Botan::XMSS_WOTS_PublicKey::operator const wots_keysig_t & ( ) const
inline

Convert the key into the raw key data. The key becomes a length len vector of n-byte elements.

Definition at line 193 of file xmss_wots_publickey.h.

References m_key.

193 { return m_key; }

◆ operator wots_keysig_t &()

Botan::XMSS_WOTS_PublicKey::operator wots_keysig_t & ( )
inline

Convert the key into the raw key data. The key becomes a length len vector of n-byte elements.

Definition at line 199 of file xmss_wots_publickey.h.

References m_key.

199 { return m_key; }

◆ operator!=()

bool Botan::XMSS_WOTS_PublicKey::operator!= ( const XMSS_WOTS_PublicKey key)
inline

Definition at line 269 of file xmss_wots_publickey.h.

References chain(), hash, and public_seed().

270  {
271  return !(*this == key);
272  }

◆ operator==()

bool Botan::XMSS_WOTS_PublicKey::operator== ( const XMSS_WOTS_PublicKey key)
inline

Definition at line 264 of file xmss_wots_publickey.h.

References m_key.

265  {
266  return m_key == key.m_key;
267  }

◆ operator[]() [1/2]

const secure_vector<uint8_t>& Botan::XMSS_WOTS_PublicKey::operator[] ( size_t  i) const
inline

Retrieves the i-th element out of the length len chain of n-byte elements contained in the public key.

Parameters
iindex of the element.
Returns
n-byte element addressed by i.

Definition at line 186 of file xmss_wots_publickey.h.

References m_key.

186 { return m_key[i]; }

◆ operator[]() [2/2]

secure_vector<uint8_t>& Botan::XMSS_WOTS_PublicKey::operator[] ( size_t  i)
inline

Definition at line 187 of file xmss_wots_publickey.h.

References m_key.

187 { return m_key[i]; }

◆ public_key_bits()

std::vector<uint8_t> Botan::XMSS_WOTS_PublicKey::public_key_bits ( ) const
inlineoverridevirtual
Returns
BER encoded public key bits

Implements Botan::Public_Key.

Definition at line 259 of file xmss_wots_publickey.h.

Referenced by Botan::XMSS_WOTS_Addressed_PublicKey::public_key_bits().

260  {
261  throw Not_Implemented("No key format defined for XMSS-WOTS");
262  }

◆ public_seed() [1/2]

const secure_vector<uint8_t>& Botan::XMSS_WOTS_PublicKey::public_seed ( ) const
inline

Definition at line 201 of file xmss_wots_publickey.h.

References m_public_seed.

Referenced by Botan::XMSS_WOTS_PrivateKey::generate_public_key(), operator!=(), and set_public_seed().

201 { return m_public_seed; }
secure_vector< uint8_t > m_public_seed

◆ public_seed() [2/2]

secure_vector<uint8_t>& Botan::XMSS_WOTS_PublicKey::public_seed ( )
inline

Definition at line 203 of file xmss_wots_publickey.h.

References m_public_seed.

203 { return m_public_seed; }
secure_vector< uint8_t > m_public_seed

◆ set_key_data() [1/2]

void Botan::XMSS_WOTS_PublicKey::set_key_data ( const wots_keysig_t key_data)
inline

◆ set_key_data() [2/2]

void Botan::XMSS_WOTS_PublicKey::set_key_data ( wots_keysig_t &&  key_data)
inline

Definition at line 224 of file xmss_wots_publickey.h.

References key_data(), and m_key.

225  {
226  m_key = std::move(key_data);
227  }
const wots_keysig_t & key_data() const

◆ set_public_seed() [1/2]

void Botan::XMSS_WOTS_PublicKey::set_public_seed ( const secure_vector< uint8_t > &  public_seed)
inline

Definition at line 205 of file xmss_wots_publickey.h.

References m_public_seed, and public_seed().

206  {
208  }
const secure_vector< uint8_t > & public_seed() const
secure_vector< uint8_t > m_public_seed

◆ set_public_seed() [2/2]

void Botan::XMSS_WOTS_PublicKey::set_public_seed ( secure_vector< uint8_t > &&  public_seed)
inline

Definition at line 210 of file xmss_wots_publickey.h.

References m_public_seed, and public_seed().

211  {
212  m_public_seed = std::move(public_seed);
213  }
const secure_vector< uint8_t > & public_seed() const
secure_vector< uint8_t > m_public_seed

◆ subject_public_key()

std::vector< uint8_t > Botan::Public_Key::subject_public_key ( ) const
inherited
Returns
X.509 subject key encoding for this key object

Definition at line 38 of file pk_keys.cpp.

References Botan::Public_Key::algorithm_identifier(), Botan::BIT_STRING, Botan::DER_Encoder::encode(), Botan::DER_Encoder::end_cons(), Botan::DER_Encoder::get_contents_unlocked(), Botan::Public_Key::public_key_bits(), Botan::SEQUENCE, and Botan::DER_Encoder::start_cons().

Referenced by Botan::X509::BER_encode(), Botan::Public_Key::fingerprint_public(), and Botan::X509::PEM_encode().

39  {
40  return DER_Encoder()
41  .start_cons(SEQUENCE)
42  .encode(algorithm_identifier())
43  .encode(public_key_bits(), BIT_STRING)
44  .end_cons()
45  .get_contents_unlocked();
46  }
virtual std::vector< uint8_t > public_key_bits() const =0
virtual AlgorithmIdentifier algorithm_identifier() const =0

◆ wots_parameters()

const XMSS_WOTS_Parameters& Botan::XMSS_WOTS_PublicKey::wots_parameters ( ) const
inline

Definition at line 229 of file xmss_wots_publickey.h.

References m_wots_params.

Referenced by Botan::XMSS_WOTS_PrivateKey::generate_public_key(), and Botan::XMSS_PrivateKey::tree_hash().

230  {
231  return m_wots_params;
232  }
XMSS_WOTS_Parameters m_wots_params

Member Data Documentation

◆ m_hash

XMSS_Hash Botan::XMSS_WOTS_PublicKey::m_hash
protected

◆ m_key

wots_keysig_t Botan::XMSS_WOTS_PublicKey::m_key
protected

◆ m_public_seed

secure_vector<uint8_t> Botan::XMSS_WOTS_PublicKey::m_public_seed
protected

◆ m_wots_params

XMSS_WOTS_Parameters Botan::XMSS_WOTS_PublicKey::m_wots_params
protected

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