8 #ifndef BOTAN_KECCAK_H__     9 #define BOTAN_KECCAK_H__    11 #include <botan/hash.h>    12 #include <botan/secmem.h>    34       std::string name() 
const;
    37       void add_data(
const byte input[], 
size_t length);
    38       void final_result(
byte out[]);
    40       size_t output_bits, bitrate;
 
size_t output_length() const
size_t hash_block_size() const