Botan 3.5.0
Crypto and TLS for C&
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#include <hash.h>
Public Member Functions | |
virtual void | clear ()=0 |
HashFunction * | clone () const |
virtual std::unique_ptr< HashFunction > | copy_state () const =0 |
template<concepts::resizable_byte_buffer T = secure_vector<uint8_t>> | |
T | final () |
void | final (std::span< uint8_t > out) |
template<concepts::resizable_byte_buffer T> | |
void | final (T &out) |
void | final (uint8_t out[]) |
std::vector< uint8_t > | final_stdvec () |
virtual size_t | hash_block_size () const |
virtual std::string | name () const =0 |
virtual std::unique_ptr< HashFunction > | new_object () const =0 |
virtual size_t | output_length () const =0 |
template<concepts::resizable_byte_buffer T = secure_vector<uint8_t>> | |
T | process (const uint8_t in[], size_t length) |
template<concepts::resizable_byte_buffer T = secure_vector<uint8_t>> | |
T | process (std::span< const uint8_t > in) |
template<concepts::resizable_byte_buffer T = secure_vector<uint8_t>> | |
T | process (std::string_view in) |
virtual std::string | provider () const |
void | update (const uint8_t in[], size_t length) |
void | update (std::span< const uint8_t > in) |
void | update (std::string_view str) |
void | update (uint8_t in) |
void | update_be (uint16_t val) |
void | update_be (uint32_t val) |
void | update_be (uint64_t val) |
void | update_le (uint16_t val) |
void | update_le (uint32_t val) |
void | update_le (uint64_t val) |
~HashFunction () override=default | |
Static Public Member Functions | |
static std::unique_ptr< HashFunction > | create (std::string_view algo_spec, std::string_view provider="") |
static std::unique_ptr< HashFunction > | create_or_throw (std::string_view algo_spec, std::string_view provider="") |
static std::vector< std::string > | providers (std::string_view algo_spec) |
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overridedefault |
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pure virtual |
Reset the state.
Implemented in Botan::Adler32, Botan::BLAKE2b, Botan::BLAKE2s, Botan::Comb4P, Botan::CRC24, Botan::CRC32, Botan::GOST_34_11, Botan::Keccak_1600, Botan::MD4, Botan::MD5, Botan::Parallel, Botan::RawHashFunction, Botan::RIPEMD_160, Botan::SHA_1, Botan::SHA_224, Botan::SHA_256, Botan::SHA_384, Botan::SHA_3, Botan::SHA_512, Botan::SHA_512_256, Botan::SHAKE_128, Botan::SHAKE_256, Botan::Skein_512, Botan::SM3, Botan::Streebog, Botan::Truncated_Hash, and Botan::Whirlpool.
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inline |
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pure virtual |
Return a new hash object with the same state as *this. This allows computing the hash of several messages with a common prefix more efficiently than would otherwise be possible.
This function should be called clone
but that was already used for the case of returning an uninitialized object.
Implemented in Botan::Adler32, Botan::BLAKE2b, Botan::BLAKE2s, Botan::Comb4P, Botan::CRC24, Botan::CRC32, Botan::GOST_34_11, Botan::Keccak_1600, Botan::MD4, Botan::MD5, Botan::Parallel, Botan::RawHashFunction, Botan::RIPEMD_160, Botan::SHA_1, Botan::SHA_224, Botan::SHA_256, Botan::SHA_384, Botan::SHA_3, Botan::SHA_512, Botan::SHA_512_256, Botan::SHAKE_128, Botan::SHAKE_256, Botan::Skein_512, Botan::SM3, Botan::Streebog, Botan::Truncated_Hash, and Botan::Whirlpool.
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static |
Create an instance based on a name, or return null if the algo/provider combination cannot be found. If provider is empty then best available is chosen.
Definition at line 107 of file hash.cpp.
References Botan::SCAN_Name::algo_name(), Botan::SCAN_Name::arg(), Botan::SCAN_Name::arg_as_integer(), Botan::SCAN_Name::arg_count(), create(), Botan::make_commoncrypto_hash(), and provider().
Referenced by botan_hash_init(), Botan::BlockCipher::create(), Botan::EME::create(), Botan::EMSA::create(), create(), Botan::KDF::create(), Botan::MessageAuthenticationCode::create(), Botan::PasswordHashFamily::create(), Botan::PBKDF::create(), create_or_throw(), Botan::Certificate_Store_In_Memory::find_cert_by_pubkey_sha1(), Botan::Certificate_Store_In_Memory::find_cert_by_raw_subject_dn_sha256(), and Botan::X942_PRF::kdf().
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static |
Create an instance based on a name If provider is empty then best available is chosen.
algo_spec | algorithm name |
provider | provider implementation to use Throws Lookup_Error if not found. |
Definition at line 298 of file hash.cpp.
References create(), and provider().
Referenced by botan_pubkey_fingerprint(), botan_pubkey_sm2_compute_za(), Botan::OCSP::CertID::CertID(), Botan::create_hex_fingerprint(), Botan::Sodium::crypto_hash_sha256(), Botan::Sodium::crypto_hash_sha512(), Botan::Bcrypt_PBKDF::derive_key(), Botan::EMSA_PKCS1v15_Raw::EMSA_PKCS1v15_Raw(), Botan::expand_message_xmd(), Botan::TLS::Handshake_Hash::final(), Botan::generate_dsa_primes(), Botan::OCSP::CertID::is_id_for(), Botan::TLS::make_hello_random(), Botan::Roughtime::nonce_from_blind(), Botan::TLS::Transcript_Hash_State::set_algorithm(), Botan::RTSS_Share::split(), Botan::srp6_client_agree(), Botan::srp6_generate_verifier(), Botan::SRP6_Server_Session::step1(), Botan::SRP6_Server_Session::step2(), Botan::Cert_Extension::Subject_Key_ID::Subject_Key_ID(), and Botan::PK_Ops::Verification_with_Hash::Verification_with_Hash().
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inlineinherited |
Complete the computation and retrieve the final result as a container of your choice.
Definition at line 78 of file buf_comp.h.
References T.
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inlineinherited |
Definition at line 86 of file buf_comp.h.
References BOTAN_ARG_CHECK.
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inlineinherited |
Definition at line 92 of file buf_comp.h.
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inlineinherited |
Complete the computation and retrieve the final result.
out | The byte array to be filled with the result. Must be of length output_length() |
Definition at line 70 of file buf_comp.h.
Referenced by Botan::ed25519_gen_keypair(), Botan::ed25519_sign(), Botan::ed25519_verify(), Botan::PseudorandomKeyGeneration::gen(), Botan::mgf1_mask(), Botan::pbkdf2(), Botan::Dilithium::Polynomial::poly_challenge(), Botan::Sphincs_Hash_Functions_Sha2::PRF_msg(), Botan::Sphincs_Hash_Functions_Shake::PRF_msg(), and Botan::sm2_compute_za().
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inlineinherited |
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inlinevirtual |
Reimplemented in Botan::BLAKE2b, Botan::BLAKE2s, Botan::Comb4P, Botan::GOST_34_11, Botan::Keccak_1600, Botan::MD4, Botan::MD5, Botan::RIPEMD_160, Botan::SHA_1, Botan::SHA_224, Botan::SHA_256, Botan::SHA_384, Botan::SHA_3, Botan::SHA_512, Botan::SHA_512_256, Botan::SHAKE_128, Botan::SHAKE_256, Botan::Skein_512, Botan::SM3, Botan::Streebog, and Botan::Whirlpool.
Definition at line 66 of file hash.h.
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pure virtual |
Implemented in Botan::Adler32, Botan::BLAKE2b, Botan::BLAKE2s, Botan::Comb4P, Botan::CRC24, Botan::CRC32, Botan::GOST_34_11, Botan::Keccak_1600, Botan::MD4, Botan::MD5, Botan::Parallel, Botan::RawHashFunction, Botan::RIPEMD_160, Botan::SHA_1, Botan::SHA_224, Botan::SHA_256, Botan::SHA_384, Botan::SHA_3, Botan::SHA_512, Botan::SHA_512_256, Botan::SHAKE_128, Botan::SHAKE_256, Botan::Skein_512, Botan::SM3, Botan::Streebog, Botan::Truncated_Hash, and Botan::Whirlpool.
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pure virtual |
Implemented in Botan::Adler32, Botan::BLAKE2b, Botan::BLAKE2s, Botan::Comb4P, Botan::CRC24, Botan::CRC32, Botan::GOST_34_11, Botan::Keccak_1600, Botan::MD4, Botan::MD5, Botan::Parallel, Botan::RawHashFunction, Botan::RIPEMD_160, Botan::SHA_1, Botan::SHA_224, Botan::SHA_256, Botan::SHA_384, Botan::SHA_3, Botan::SHA_512, Botan::SHA_512_256, Botan::SHAKE_128, Botan::SHAKE_256, Botan::Skein_512, Botan::SM3, Botan::Streebog, Botan::Truncated_Hash, and Botan::Whirlpool.
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pure virtualinherited |
Implemented in Botan::Adler32, Botan::ANSI_X919_MAC, Botan::BLAKE2b, Botan::BLAKE2bMAC, Botan::BLAKE2s, Botan::CMAC, Botan::Comb4P, Botan::CRC24, Botan::CRC32, Botan::GMAC, Botan::GOST_34_11, Botan::HMAC, Botan::Keccak_1600, Botan::KMAC, Botan::MD4, Botan::MD5, Botan::Parallel, Botan::Poly1305, Botan::RawHashFunction, Botan::RIPEMD_160, Botan::SHA_1, Botan::SHA_224, Botan::SHA_256, Botan::SHA_384, Botan::SHA_3, Botan::SHA_512, Botan::SHA_512_256, Botan::SHAKE_128, Botan::SHAKE_256, Botan::SipHash, Botan::Skein_512, Botan::SM3, Botan::Streebog, Botan::Truncated_Hash, and Botan::Whirlpool.
Referenced by Botan::PseudorandomKeyGeneration::gen(), Botan::mgf1_mask(), Botan::pbkdf2(), and Botan::TLS::TLS_CBC_HMAC_AEAD_Mode::TLS_CBC_HMAC_AEAD_Mode().
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inlineinherited |
Update and finalize computation. Does the same as calling update() and final() consecutively.
in | the input to process as a byte array |
length | the length of the byte array |
Definition at line 105 of file buf_comp.h.
Referenced by Botan::Dilithium_Symmetric_Primitives::CRH(), Botan::Dilithium_Symmetric_Primitives::H(), Botan::Kyber_Symmetric_Primitives::H(), Botan::Kyber_Symmetric_Primitives::H(), and Botan::Kyber_Symmetric_Primitives::H().
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inlineinherited |
Update and finalize computation. Does the same as calling update() and final() consecutively.
in | the input to process as a contiguous container |
Definition at line 129 of file buf_comp.h.
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inlineinherited |
Update and finalize computation. Does the same as calling update() and final() consecutively.
in | the input to process as a string |
Definition at line 117 of file buf_comp.h.
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inlinevirtual |
Reimplemented in Botan::Keccak_1600, Botan::SHA_1, Botan::SHA_224, Botan::SHA_256, Botan::SHA_384, Botan::SHA_3, Botan::SHA_512, Botan::SHA_512_256, Botan::SHAKE_128, and Botan::SHAKE_256.
Definition at line 49 of file hash.h.
Referenced by create(), and create_or_throw().
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static |
algo_spec | algorithm name |
Definition at line 305 of file hash.cpp.
References Botan::probe_providers_of().
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inlineinherited |
Add new input to process.
in | the input to process as a byte array |
length | of param in in bytes |
Definition at line 35 of file buf_comp.h.
Referenced by Botan::ed25519_gen_keypair(), Botan::ed25519_sign(), Botan::ed25519_verify(), Botan::PseudorandomKeyGeneration::gen(), Botan::mgf1_mask(), Botan::pbkdf2(), Botan::Dilithium::Polynomial::poly_challenge(), Botan::Sphincs_Hash_Functions_Sha2::PRF_msg(), Botan::Sphincs_Hash_Functions_Shake::PRF_msg(), Botan::sm2_compute_za(), and Botan::Sphincs_Hash_Functions_Shake::Sphincs_Hash_Functions_Shake().
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inlineinherited |
Add new input to process.
in | the input to process as a contiguous data range |
Definition at line 41 of file buf_comp.h.
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inlineinherited |
Add new input to process.
str | the input to process as a std::string_view. Will be interpreted as a byte array based on the strings encoding. |
Definition at line 56 of file buf_comp.h.
References Botan::cast_char_ptr_to_uint8().
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inlineinherited |
Process a single byte.
in | the byte to process |
Definition at line 62 of file buf_comp.h.
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inherited |
Definition at line 13 of file buf_comp.cpp.
References Botan::store_be().
Referenced by Botan::mgf1_mask(), and Botan::pbkdf2().
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inherited |
Definition at line 19 of file buf_comp.cpp.
References Botan::store_be().
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inherited |
Definition at line 25 of file buf_comp.cpp.
References Botan::store_be().
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inherited |
Definition at line 31 of file buf_comp.cpp.
References Botan::store_le().
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inherited |
Definition at line 37 of file buf_comp.cpp.
References Botan::store_le().
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inherited |
Definition at line 43 of file buf_comp.cpp.
References Botan::store_le().