48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
|
#include "code.h"
|
||
|
|
#include "parameters.h"
|
||
|
|
#include "reed_muller.h"
|
||
|
|
#include "reed_solomon.h"
|
||
|
|
#include <stdint.h>
|
||
|
|
#include <string.h>
|
||
|
|
/**
|
||
|
|
* @file code.c
|
||
|
|
* @brief Implementation of concatenated code
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
*
|
||
|
|
* @brief Encoding the message m to a code word em using the concatenated code
|
||
|
|
*
|
||
|
|
* First we encode the message using the Reed-Solomon code, then with the duplicated Reed-Muller code we obtain
|
||
|
|
* a concatenated code word.
|
||
|
|
*
|
||
|
|
* @param[out] em Pointer to an array that is the tensor code word
|
||
|
|
* @param[in] m Pointer to an array that is the message
|
||
|
|
*/
|
||
|
|
void PQCLEAN_HQCRMRS192_AVX2_code_encode(uint64_t *em, const uint64_t *m) {
|
||
|
|
uint64_t tmp[VEC_N1_SIZE_64] = {0};
|
||
|
|
|
||
|
|
PQCLEAN_HQCRMRS192_AVX2_reed_solomon_encode(tmp, m);
|
||
|
|
PQCLEAN_HQCRMRS192_AVX2_reed_muller_encode(em, tmp);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Decoding the code word em to a message m using the concatenated code
|
||
|
|
*
|
||
|
|
* @param[out] m Pointer to an array that is the message
|
||
|
|
* @param[in] em Pointer to an array that is the code word
|
||
|
|
*/
|
||
|
|
void PQCLEAN_HQCRMRS192_AVX2_code_decode(uint64_t *m, const uint64_t *em) {
|
||
|
|
uint64_t tmp[VEC_N1_SIZE_64] = {0};
|
||
|
|
|
||
|
|
PQCLEAN_HQCRMRS192_AVX2_reed_muller_decode(tmp, em);
|
||
|
|
PQCLEAN_HQCRMRS192_AVX2_reed_solomon_decode(m, tmp);
|
||
|
|
|
||
|
|
|
||
|
|
}
|