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Add benchmarks for ed25519 functions

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This commit is contained in:
Nick Mathewson 2014-09-25 10:13:25 -04:00
parent 9b43a4a122
commit 6dbd451b9f
1 changed files with 62 additions and 0 deletions
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62
src/test/bench.c
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@ -30,6 +30,7 @@ const char tor_git_revision[] = "";
#include "crypto_curve25519.h"
#include "onion_ntor.h"
#endif
#include "crypto_ed25519.h"
#if defined(HAVE_CLOCK_GETTIME) && defined(CLOCK_PROCESS_CPUTIME_ID)
static uint64_t nanostart;
@ -79,6 +80,9 @@ perftime(void)
#define NANOCOUNT(start,end,iters) \
( ((double)((end)-(start))) / (iters) )
#define MICROCOUNT(start,end,iters) \
( NANOCOUNT((start), (end), (iters)) / 1000.0 )
/** Run AES performance benchmarks. */
static void
bench_aes(void)
@ -234,6 +238,63 @@ bench_onion_ntor(void)
}
#endif
static void
bench_ed25519(void)
{
uint64_t start, end;
const int iters = 1<<12;
int i;
const uint8_t msg[] = "but leaving, could not tell what they had heard";
ed25519_signature_t sig;
ed25519_keypair_t kp;
curve25519_keypair_t curve_kp;
ed25519_public_key_t pubkey_tmp;
ed25519_secret_key_generate(&kp.seckey, 0);
start = perftime();
for (i = 0; i < iters; ++i) {
ed25519_public_key_generate(&kp.pubkey, &kp.seckey);
}
end = perftime();
printf("Generate public key: %.2f usec\n",
MICROCOUNT(start, end, iters));
start = perftime();
for (i = 0; i < iters; ++i) {
ed25519_sign(&sig, msg, sizeof(msg), &kp);
}
end = perftime();
printf("Sign a short message: %.2f usec\n",
MICROCOUNT(start, end, iters));
start = perftime();
for (i = 0; i < iters; ++i) {
ed25519_checksig(&sig, msg, sizeof(msg), &kp.pubkey);
}
end = perftime();
printf("Verify signature: %.2f usec\n",
MICROCOUNT(start, end, iters));
curve25519_keypair_generate(&curve_kp, 0);
start = perftime();
for (i = 0; i < iters; ++i) {
ed25519_public_key_from_curve25519_public_key(&pubkey_tmp,
&curve_kp.pubkey, 1);
}
end = perftime();
printf("Convert public point from curve25519: %.2f usec\n",
MICROCOUNT(start, end, iters));
curve25519_keypair_generate(&curve_kp, 0);
start = perftime();
for (i = 0; i < iters; ++i) {
ed25519_public_blind(&pubkey_tmp, &kp.pubkey, msg);
}
end = perftime();
printf("Blind a public key: %.2f usec\n",
MICROCOUNT(start, end, iters));
}
static void
bench_cell_aes(void)
{
@ -515,6 +576,7 @@ static struct benchmark_t benchmarks[] = {
#ifdef CURVE25519_ENABLED
ENT(onion_ntor),
#endif
ENT(ed25519),
ENT(cell_aes),
ENT(cell_ops),
ENT(dh),