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Diffstat (limited to 'src/libs/3rdparty/botan/src/lib/kdf/kdf.h')
| -rw-r--r-- | src/libs/3rdparty/botan/src/lib/kdf/kdf.h | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/src/libs/3rdparty/botan/src/lib/kdf/kdf.h b/src/libs/3rdparty/botan/src/lib/kdf/kdf.h deleted file mode 100644 index dd4cfedf6d..0000000000 --- a/src/libs/3rdparty/botan/src/lib/kdf/kdf.h +++ /dev/null @@ -1,196 +0,0 @@ -/* -* Key Derivation Function interfaces -* (C) 1999-2007 Jack Lloyd -* -* Botan is released under the Simplified BSD License (see license.txt) -*/ - -#ifndef BOTAN_KDF_BASE_H_ -#define BOTAN_KDF_BASE_H_ - -#include <botan/secmem.h> -#include <botan/types.h> -#include <string> - -namespace Botan { - -/** -* Key Derivation Function -*/ -class BOTAN_PUBLIC_API(2,0) KDF - { - public: - virtual ~KDF() = default; - - /** - * Create an instance based on a name - * If provider is empty then best available is chosen. - * @param algo_spec algorithm name - * @param provider provider implementation to choose - * @return a null pointer if the algo/provider combination cannot be found - */ - static std::unique_ptr<KDF> - create(const std::string& algo_spec, - const std::string& provider = ""); - - /** - * 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. - */ - static std::unique_ptr<KDF> - create_or_throw(const std::string& algo_spec, - const std::string& provider = ""); - - /** - * @return list of available providers for this algorithm, empty if not available - */ - static std::vector<std::string> providers(const std::string& algo_spec); - - /** - * @return KDF name - */ - virtual std::string name() const = 0; - - /** - * Derive a key - * @param key buffer holding the derived key, must be of length key_len - * @param key_len the desired output length in bytes - * @param secret the secret input - * @param secret_len size of secret in bytes - * @param salt a diversifier - * @param salt_len size of salt in bytes - * @param label purpose for the derived keying material - * @param label_len size of label in bytes - * @return the derived key - */ - virtual size_t 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 = 0; - - /** - * Derive a key - * @param key_len the desired output length in bytes - * @param secret the secret input - * @param secret_len size of secret in bytes - * @param salt a diversifier - * @param salt_len size of salt in bytes - * @param label purpose for the derived keying material - * @param label_len size of label in bytes - * @return the derived key - */ - 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 - { - secure_vector<uint8_t> key(key_len); - key.resize(kdf(key.data(), key.size(), secret, secret_len, salt, salt_len, label, label_len)); - return key; - } - - /** - * Derive a key - * @param key_len the desired output length in bytes - * @param secret the secret input - * @param salt a diversifier - * @param label purpose for the derived keying material - * @return the derived key - */ - 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 - { - return derive_key(key_len, secret.data(), secret.size(), - cast_char_ptr_to_uint8(salt.data()), - salt.length(), - cast_char_ptr_to_uint8(label.data()), - label.length()); - - } - - /** - * Derive a key - * @param key_len the desired output length in bytes - * @param secret the secret input - * @param salt a diversifier - * @param label purpose for the derived keying material - * @return the derived key - */ - 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 - { - return derive_key(key_len, - secret.data(), secret.size(), - salt.data(), salt.size(), - label.data(), label.size()); - } - - /** - * Derive a key - * @param key_len the desired output length in bytes - * @param secret the secret input - * @param salt a diversifier - * @param salt_len size of salt in bytes - * @param label purpose for the derived keying material - * @return the derived key - */ - 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 - { - return derive_key(key_len, - secret.data(), secret.size(), - salt, salt_len, - cast_char_ptr_to_uint8(label.data()), - label.size()); - } - - /** - * Derive a key - * @param key_len the desired output length in bytes - * @param secret the secret input - * @param secret_len size of secret in bytes - * @param salt a diversifier - * @param label purpose for the derived keying material - * @return the derived key - */ - 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 - { - return derive_key(key_len, secret, secret_len, - cast_char_ptr_to_uint8(salt.data()), - salt.length(), - cast_char_ptr_to_uint8(label.data()), - label.length()); - } - - /** - * @return new object representing the same algorithm as *this - */ - virtual KDF* clone() const = 0; - }; - -/** -* Factory method for KDF (key derivation function) -* @param algo_spec the name of the KDF to create -* @return pointer to newly allocated object of that type -*/ -BOTAN_PUBLIC_API(2,0) KDF* get_kdf(const std::string& algo_spec); - -} - -#endif |