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pqcrypto/crypto_kem/saber/clean/verify.h

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2019-06-18 10:00:33 +01:00
/*-------------------------------------------------
This file has been adapted from the implementation
(available at 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
----------------------------------------------------*/
#ifndef VERIFY_H
#define VERIFY_H
#include <stddef.h>
/* returns 0 for equal strings, 1 for non-equal strings */
int PQCLEAN_SABER_CLEAN_verify(const unsigned char *a, const unsigned char *b, size_t len);
/* b = 1 means mov, b = 0 means don't mov*/
void PQCLEAN_SABER_CLEAN_cmov(unsigned char *r, const unsigned char *x, size_t len, unsigned char b);
#endif