sidh-torture/csidh/test/main.c

#include <string.h>
#include <assert.h>
#include <stdio.h>
#include "../ref/csidh/csidh.h"

static void u512_print(u512 const *x)
{
    for (size_t i = 63; i < 64; --i)
        printf("%02hhx", i[(unsigned char *) x->c]);
    printf("\n");
}

static void fp_print(fp const *x)
{
    u512 y;
    fp_dec(&y, x);
    u512_print(&y);
}

static void int_print(const int8_t v[37]) {
    for (size_t i = 0; i<37; i++)
        printf("%02hhx", v[i]);
    printf("\n");
}

int main() {
    for(size_t i=0; i<1000; i++) {
        private_key prA, prB;
        public_key pkA, pkB;
        public_key shA, shB;

        // private key
        csidh_private(&prA);
        csidh_private(&prB);

        // public key
        csidh(&pkA, &base, &prA);
        csidh(&pkB, &base, &prB);

        //csidh
        csidh(&shA, &pkA, &prB);
        csidh(&shB, &pkB, &prA);
        int_print(prA.e);
        fp_print(&pkA.A);
        assert(memcmp(&shA, &shB, sizeof(shB))==0);
    }
}