8#ifndef BOTAN_SALSA20_H_
9#define BOTAN_SALSA20_H_
11#include <botan/stream_cipher.h>
23 void cipher(
const uint8_t in[], uint8_t out[],
size_t length)
override;
25 void set_iv(
const uint8_t iv[],
size_t iv_len)
override;
33 void clear()
override;
34 std::string
name()
const override;
37 static void salsa_core(uint8_t output[64],
const uint32_t input[16],
size_t rounds);
38 static void hsalsa20(uint32_t output[8],
const uint32_t input[16]);
40 void seek(uint64_t offset)
override;
42 void key_schedule(
const uint8_t key[],
size_t key_len)
override;
44 void initialize_state();
49 size_t m_position = 0;
virtual void cipher(const uint8_t in[], uint8_t out[], size_t len)=0
virtual size_t default_iv_length() const
virtual StreamCipher * clone() const =0
virtual void set_iv(const uint8_t iv[], size_t iv_len)=0
virtual void seek(uint64_t offset)=0
virtual bool valid_iv_length(size_t iv_len) const
virtual std::string name() const =0
virtual Key_Length_Specification key_spec() const =0
int(* final)(unsigned char *, CTX *)
#define BOTAN_PUBLIC_API(maj, min)
#define BOTAN_FUTURE_INTERNAL_HEADER(hdr)
std::vector< T, secure_allocator< T > > secure_vector