9#ifndef BOTAN_AEAD_EAX_H_
10#define BOTAN_AEAD_EAX_H_
12#include <botan/aead.h>
13#include <botan/block_cipher.h>
14#include <botan/stream_cipher.h>
29 std::string
name()
const override;
38 size_t tag_size()
const override {
return m_tag_size; }
40 void clear()
override;
42 void reset()
override;
51 size_t block_size()
const {
return m_cipher->block_size(); }
56 std::unique_ptr<StreamCipher>
m_ctr;
57 std::unique_ptr<MessageAuthenticationCode>
m_cmac;
63 void start_msg(
const uint8_t nonce[],
size_t nonce_len)
override;
65 void key_schedule(
const uint8_t key[],
size_t length)
override;
82 {
return input_length +
tag_size(); }
86 size_t process(uint8_t buf[],
size_t size)
override;
112 size_t process(uint8_t buf[],
size_t size)
override;
#define BOTAN_ASSERT(expr, assertion_made)
virtual void set_associated_data(const uint8_t ad[], size_t ad_len)=0
virtual void start_msg(const uint8_t nonce[], size_t nonce_len)=0
virtual size_t process(uint8_t msg[], size_t msg_len)=0
virtual void finish(secure_vector< uint8_t > &final_block, size_t offset=0)=0
virtual size_t tag_size() const
virtual size_t update_granularity() const =0
EAX_Decryption(BlockCipher *cipher, size_t tag_size=0)
size_t output_length(size_t input_length) const override
size_t minimum_final_size() const override
EAX_Encryption(BlockCipher *cipher, size_t tag_size=0)
size_t output_length(size_t input_length) const override
size_t minimum_final_size() const override
size_t block_size() const
std::unique_ptr< BlockCipher > m_cipher
size_t tag_size() const override
std::unique_ptr< StreamCipher > m_ctr
bool valid_nonce_length(size_t) const override
std::unique_ptr< MessageAuthenticationCode > m_cmac
secure_vector< uint8_t > m_nonce_mac
secure_vector< uint8_t > m_ad_mac
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