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pqcrypto/crypto_kem/babybear-ephem/clean/ring.h
2020-01-15 10:43:50 +01:00

30 lines
782 B
C

#ifndef __THREEBEARS_RING_H__
#define __THREEBEARS_RING_H__
#include "api.h"
#include "params.h"
typedef uint16_t limb_t;
typedef int16_t slimb_t;
typedef uint32_t dlimb_t;
typedef int32_t dslimb_t;
#define LMASK (((limb_t)1<<LGX)-1)
typedef limb_t gf_t[DIGITS];
/* Serialize a gf_t */
void PQCLEAN_BABYBEAREPHEM_CLEAN_contract(uint8_t ch[GF_BYTES], gf_t a);
/* Deserialize a gf_t */
void PQCLEAN_BABYBEAREPHEM_CLEAN_expand(gf_t ll, const uint8_t ch[GF_BYTES]);
/* Multiply and accumulate c = c + a*b */
void PQCLEAN_BABYBEAREPHEM_CLEAN_mac(gf_t c, const gf_t a, const gf_t b);
/* Reduce ring element to canonical form */
void PQCLEAN_BABYBEAREPHEM_CLEAN_canon(gf_t c);
/** Return the i'th limb of the modulus */
limb_t PQCLEAN_BABYBEAREPHEM_CLEAN_modulus(size_t i);
#endif