100 regels
2.2 KiB
C
100 regels
2.2 KiB
C
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <time.h>
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#include <assert.h>
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#include "u512.h"
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#include "fp.h"
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#include "mont.h"
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#include "csidh.h"
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void u512_print(u512 const *x)
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{
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for (size_t i = 63; i < 64; --i)
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printf("%02hhx", i[(unsigned char *) x->c]);
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}
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void fp_print(fp const *x)
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{
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u512 y;
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fp_dec(&y, x);
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u512_print(&y);
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}
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int main()
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{
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clock_t t0, t1;
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private_key priv_alice, priv_bob;
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public_key pub_alice, pub_bob;
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public_key shared_alice, shared_bob;
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printf("\n");
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t0 = clock();
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csidh_private(&priv_alice);
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t1 = clock();
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printf("Alice's private key (%7.3lf ms):\n ", 1000. * (t1 - t0) / CLOCKS_PER_SEC);
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for (size_t i = 0; i < sizeof(priv_alice); ++i)
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printf("%02hhx", i[(uint8_t *) &priv_alice]);
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printf("\n\n");
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t0 = clock();
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csidh_private(&priv_bob);
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t1 = clock();
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printf("Bob's private key (%7.3lf ms):\n ", 1000. * (t1 - t0) / CLOCKS_PER_SEC);
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for (size_t i = 0; i < sizeof(priv_bob); ++i)
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printf("%02hhx", i[(uint8_t *) &priv_bob]);
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printf("\n\n");
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t0 = clock();
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assert(csidh(&pub_alice, &base, &priv_alice));
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t1 = clock();
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printf("Alice's public key (%7.3lf ms):\n ", 1000. * (t1 - t0) / CLOCKS_PER_SEC);
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fp_print(&pub_alice.A);
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printf("\n\n");
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t0 = clock();
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assert(csidh(&pub_bob, &base, &priv_bob));
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t1 = clock();
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printf("Bob's public key (%7.3lf ms):\n ", 1000. * (t1 - t0) / CLOCKS_PER_SEC);
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fp_print(&pub_bob.A);
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printf("\n\n");
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t0 = clock();
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assert(csidh(&shared_alice, &pub_bob, &priv_alice));
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t1 = clock();
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printf("Alice's shared secret (%7.3lf ms):\n ", 1000. * (t1 - t0) / CLOCKS_PER_SEC);
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fp_print(&shared_alice.A);
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printf("\n\n");
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t0 = clock();
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assert(csidh(&shared_bob, &pub_alice, &priv_bob));
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t1 = clock();
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printf("Bob's shared secret (%7.3lf ms):\n ", 1000. * (t1 - t0) / CLOCKS_PER_SEC);
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fp_print(&shared_bob.A);
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printf("\n\n");
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printf(" ");
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if (memcmp(&shared_alice, &shared_bob, sizeof(public_key)))
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printf("\x1b[31mNOT EQUAL!\x1b[0m\n");
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else
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printf("\x1b[32mequal.\x1b[0m\n");
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printf("\n");
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printf("\n");
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}
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