pqc/crypto_sign/dilithium5/avx2/rejsample.h
John Schanck 4f86c39515
Round 3 update for Dilithium (from github source) (#369)
* Update Dilithium

* Alternative montgomery reduce to avoid i386 functest errors

* Explicit casts for msvc

* More casts; bump upstream version; fix metadata

* another cast
2021-02-01 13:32:40 +08:00

20 lines
747 B
C

#ifndef PQCLEAN_DILITHIUM5_AVX2_REJSAMPLE_H
#define PQCLEAN_DILITHIUM5_AVX2_REJSAMPLE_H
#include "params.h"
#include "symmetric.h"
#include <stdint.h>
#define REJ_UNIFORM_NBLOCKS ((768+STREAM128_BLOCKBYTES-1)/STREAM128_BLOCKBYTES)
#define REJ_UNIFORM_BUFLEN (REJ_UNIFORM_NBLOCKS*STREAM128_BLOCKBYTES)
#define REJ_UNIFORM_ETA_NBLOCKS ((137+STREAM128_BLOCKBYTES-1)/STREAM128_BLOCKBYTES)
#define REJ_UNIFORM_ETA_BUFLEN (REJ_UNIFORM_ETA_NBLOCKS*STREAM128_BLOCKBYTES)
extern const uint8_t PQCLEAN_DILITHIUM5_AVX2_idxlut[256][8];
unsigned int PQCLEAN_DILITHIUM5_AVX2_rej_uniform_avx(int32_t *r, const uint8_t buf[REJ_UNIFORM_BUFLEN + 8]);
unsigned int PQCLEAN_DILITHIUM5_AVX2_rej_eta_avx(int32_t *r, const uint8_t buf[REJ_UNIFORM_BUFLEN]);
#endif