Botan 3.0.0-alpha0
Crypto and TLS for C&
|
#include <prf_x942.h>
Public Member Functions | |
KDF * | clone () const |
secure_vector< uint8_t > | derive_key (size_t key_len, const secure_vector< uint8_t > &secret, const std::string &salt="", const std::string &label="") const |
secure_vector< uint8_t > | derive_key (size_t key_len, const secure_vector< uint8_t > &secret, const uint8_t salt[], size_t salt_len, const std::string &label="") const |
template<typename Alloc , typename Alloc2 , typename Alloc3 > | |
secure_vector< uint8_t > | derive_key (size_t key_len, const std::vector< uint8_t, Alloc > &secret, const std::vector< uint8_t, Alloc2 > &salt, const std::vector< uint8_t, Alloc3 > &label) const |
secure_vector< uint8_t > | derive_key (size_t key_len, const uint8_t secret[], size_t secret_len, const std::string &salt="", const std::string &label="") const |
secure_vector< uint8_t > | derive_key (size_t key_len, const uint8_t secret[], size_t secret_len, const uint8_t salt[], size_t salt_len, const uint8_t label[]=nullptr, size_t label_len=0) const |
void | kdf (uint8_t key[], size_t key_len, const uint8_t secret[], size_t secret_len, const uint8_t salt[], size_t salt_len, const uint8_t label[], size_t label_len) const override |
std::string | name () const override |
std::unique_ptr< KDF > | new_object () const override |
X942_PRF (const OID &oid) | |
X942_PRF (const std::string &oid) | |
Static Public Member Functions | |
static std::unique_ptr< KDF > | create (const std::string &algo_spec, const std::string &provider="") |
static std::unique_ptr< KDF > | create_or_throw (const std::string &algo_spec, const std::string &provider="") |
static std::vector< std::string > | providers (const std::string &algo_spec) |
PRF from ANSI X9.42
Definition at line 19 of file prf_x942.h.
|
inlineexplicit |
Definition at line 31 of file prf_x942.h.
|
inlineexplicit |
Definition at line 33 of file prf_x942.h.
|
inlineinherited |
|
staticinherited |
Create an instance based on a name If provider is empty then best available is chosen.
algo_spec | algorithm name |
provider | provider implementation to choose |
Definition at line 69 of file kdf.cpp.
References Botan::SCAN_Name::algo_name(), Botan::SCAN_Name::arg(), Botan::SCAN_Name::arg_count(), BOTAN_UNUSED, Botan::HashFunction::create(), Botan::MessageAuthenticationCode::create(), and hash.
Referenced by Botan::KDF::create_or_throw(), and Botan::get_kdf().
|
staticinherited |
Create an instance based on a name, or throw if the algo/provider combination cannot be found. If provider is empty then best available is chosen.
Definition at line 212 of file kdf.cpp.
References Botan::KDF::create(), and Botan::KDF::kdf().
Referenced by botan_kdf(), Botan::ECIES_KA_Operation::derive_secret(), Botan::PK_Ops::KEM_Decryption_with_KDF::KEM_Decryption_with_KDF(), Botan::PK_Ops::KEM_Encryption_with_KDF::KEM_Encryption_with_KDF(), Botan::PK_Ops::Key_Agreement_with_KDF::Key_Agreement_with_KDF(), and Botan::TLS::Handshake_State::protocol_specific_prf().
|
inlineinherited |
Derive a key
key_len | the desired output length in bytes |
secret | the secret input |
salt | a diversifier |
label | purpose for the derived keying material |
Definition at line 103 of file kdf.h.
References Botan::cast_char_ptr_to_uint8().
|
inlineinherited |
Derive a key
key_len | the desired output length in bytes |
secret | the secret input |
salt | a diversifier |
salt_len | size of salt in bytes |
label | purpose for the derived keying material |
Definition at line 145 of file kdf.h.
References Botan::cast_char_ptr_to_uint8(), and salt_len.
|
inlineinherited |
Derive a key
key_len | the desired output length in bytes |
secret | the secret input |
salt | a diversifier |
label | purpose for the derived keying material |
Definition at line 125 of file kdf.h.
|
inlineinherited |
Derive a key
key_len | the desired output length in bytes |
secret | the secret input |
secret_len | size of secret in bytes |
salt | a diversifier |
label | purpose for the derived keying material |
Definition at line 167 of file kdf.h.
References Botan::cast_char_ptr_to_uint8().
|
inlineinherited |
Derive a key
key_len | the desired output length in bytes |
secret | the secret input |
secret_len | size of secret in bytes |
salt | a diversifier |
salt_len | size of salt in bytes |
label | purpose for the derived keying material |
label_len | size of label in bytes |
Definition at line 82 of file kdf.h.
References salt_len.
|
overridevirtual |
Derive a key
key | buffer holding the derived key, must be of length key_len |
key_len | the desired output length in bytes |
secret | the secret input |
secret_len | size of secret in bytes |
salt | a diversifier |
salt_len | size of salt in bytes |
label | purpose for the derived keying material |
label_len | size of label in bytes |
Implements Botan::KDF.
Definition at line 33 of file prf_x942.cpp.
References BOTAN_ASSERT_NOMSG, Botan::copy_mem(), Botan::HashFunction::create(), Botan::PEM_Code::encode(), hash, Botan::OctetString, and salt_len.
|
overridevirtual |
Implements Botan::KDF.
Definition at line 93 of file prf_x942.cpp.
References Botan::OID::to_formatted_string().
|
inlineoverridevirtual |
Implements Botan::KDF.
Definition at line 24 of file prf_x942.h.
|
staticinherited |