pqc/crypto_kem/sntrup653/clean/crypto_encode_653x3.c
John M. Schanck 70543bba37 Add sntrup{653,761,857} and ntrulpr{653,761,857}
Exported from SUPERCOP-20200826 using the scripts at:
https://github.com/jschanck/pqclean-package-ntruprime
2020-08-28 20:22:56 -04:00

22 lines
409 B
C

#include "crypto_encode_653x3.h"
#define uint8 uint8_t
#define p 653
void PQCLEAN_SNTRUP653_CLEAN_crypto_encode_653x3(unsigned char *s, const void *v) {
const uint8 *f = v;
uint8 x;
int i;
for (i = 0; i < p / 4; ++i) {
x = *f++ + 1;
x += (*f++ + 1) << 2;
x += (*f++ + 1) << 4;
x += (*f++ + 1) << 6;
*s++ = x;
}
x = *f++ + 1;
*s++ = x;
}