8#ifndef BOTAN_SYMMETRIC_ALGORITHM_H_
9#define BOTAN_SYMMETRIC_ALGORITHM_H_
11#include <botan/symkey.h>
12#include <botan/types.h>
43 m_max_keylen(max_k ? max_k : min_k),
54 return ((length >= m_min_keylen) &&
55 (length <= m_max_keylen) &&
56 (length % m_keylen_mod == 0));
96 size_t m_min_keylen, m_max_keylen, m_keylen_mod;
122 return key_spec().maximum_keylength();
130 return key_spec().minimum_keylength();
140 return key_spec().valid_keylength(length);
152 template<
typename Alloc>
153 void set_key(
const std::vector<uint8_t, Alloc>& key)
155 set_key(key.data(), key.size());
163 void set_key(
const uint8_t key[],
size_t length);
168 virtual std::string
name()
const = 0;
174 throw_key_not_set_error();
178 void throw_key_not_set_error()
const;
185 virtual void key_schedule(
const uint8_t key[],
size_t length) = 0;
Key_Length_Specification(size_t keylen)
Key_Length_Specification(size_t min_k, size_t max_k, size_t k_mod=1)
size_t maximum_keylength() const
bool valid_keylength(size_t length) const
size_t keylength_multiple() const
Key_Length_Specification multiple(size_t n) const
size_t minimum_keylength() const
const uint8_t * begin() const
bool valid_keylength(size_t length) const
void set_key(const SymmetricKey &key)
void verify_key_set(bool cond) const
virtual std::string name() const =0
size_t maximum_keylength() const
size_t minimum_keylength() const
void set_key(const std::vector< uint8_t, Alloc > &key)
virtual ~SymmetricAlgorithm()=default
virtual Key_Length_Specification key_spec() const =0
int(* final)(unsigned char *, CTX *)
#define BOTAN_PUBLIC_API(maj, min)