1
1
mirror of https://github.com/henrydcase/pqc.git synced 2024-11-30 03:11:43 +00:00
pqcrypto/crypto_kem/saber/clean/poly.c
2019-06-24 09:14:24 +02:00

22 lines
864 B
C
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/*---------------------------------------------------------------------
This file has been adapted from the implementation
(available at, Public Domain https://github.com/pq-crystals/kyber)
of "CRYSTALS Kyber: a CCA-secure module-lattice-based KEM"
by : Joppe Bos, Leo Ducas, Eike Kiltz, Tancrede Lepoint,
Vadim Lyubashevsky, John M. Schanck, Peter Schwabe & Damien stehle
----------------------------------------------------------------------*/
#include "SABER_params.h"
#include "cbd.h"
#include "fips202.h"
#include "poly.h"
void PQCLEAN_SABER_CLEAN_GenSecret(uint16_t r[SABER_K][SABER_N], const unsigned char *seed) {
uint8_t buf[SABER_MU * SABER_N * SABER_K / 8];
shake128(buf, sizeof(buf), seed, SABER_NOISESEEDBYTES);
for (size_t i = 0; i < SABER_K; i++) {
PQCLEAN_SABER_CLEAN_cbd(r[i], buf + i * SABER_MU * SABER_N / 8);
}
}