diff options
author | Niels Möller <nisse@lysator.liu.se> | 2014-08-19 10:08:04 +0200 |
---|---|---|
committer | Niels Möller <nisse@lysator.liu.se> | 2014-08-19 10:08:04 +0200 |
commit | 78647916ef3ca994c8aab7222b56adc9ade16cd1 (patch) | |
tree | 74da9743533fb04966b2f664f078e2fe08a1cfa5 /examples | |
parent | 863a940ef58acfb8f2cd17354baf567897aa6e93 (diff) | |
download | nettle-78647916ef3ca994c8aab7222b56adc9ade16cd1.tar.gz |
Initial benchmarking of curve25519.
Diffstat (limited to 'examples')
-rw-r--r-- | examples/ecc-benchmark.c | 60 |
1 files changed, 54 insertions, 6 deletions
diff --git a/examples/ecc-benchmark.c b/examples/ecc-benchmark.c index 0153b744..51b560a0 100644 --- a/examples/ecc-benchmark.c +++ b/examples/ecc-benchmark.c @@ -237,6 +237,41 @@ bench_mul_a (void *p) ecc_mul_a (ctx->ecc, 1, ctx->rp, ctx->ap, ctx->bp, ctx->tp); } +static void +bench_dup_eh (void *p) +{ + struct ecc_ctx *ctx = (struct ecc_ctx *) p; + ecc_dup_eh (ctx->ecc, ctx->rp, ctx->ap, ctx->tp); +} + +static void +bench_add_eh (void *p) +{ + struct ecc_ctx *ctx = (struct ecc_ctx *) p; + ecc_add_eh (ctx->ecc, ctx->rp, ctx->ap, ctx->bp, ctx->tp); +} + +static void +bench_add_ehh (void *p) +{ + struct ecc_ctx *ctx = (struct ecc_ctx *) p; + ecc_add_ehh (ctx->ecc, ctx->rp, ctx->ap, ctx->bp, ctx->tp); +} + +static void +bench_mul_g_eh (void *p) +{ + struct ecc_ctx *ctx = (struct ecc_ctx *) p; + ecc_mul_g_eh (ctx->ecc, ctx->rp, ctx->ap, ctx->tp); +} + +static void +bench_mul_a_eh (void *p) +{ + struct ecc_ctx *ctx = (struct ecc_ctx *) p; + ecc_mul_a_eh (ctx->ecc, ctx->rp, ctx->ap, ctx->bp, ctx->tp); +} + #if NETTLE_USE_MINI_GMP static void mpn_random (mp_limb_t *xp, mp_size_t n) @@ -287,7 +322,7 @@ bench_curve (const struct ecc_curve *ecc) modp = time_function (bench_modp, &ctx); redc = ecc->redc ? time_function (bench_redc, &ctx) : 0; - modq = time_function (bench_modq, &ctx); + modq = ecc->modq ? time_function (bench_modq, &ctx) : 0; modinv = time_function (bench_modinv, &ctx); #if !NETTLE_USE_MINI_GMP @@ -300,11 +335,23 @@ bench_curve (const struct ecc_curve *ecc) #else modinv_powm = 0; #endif - dup_jj = time_function (bench_dup_jj, &ctx); - add_jja = time_function (bench_add_jja, &ctx); - add_jjj = time_function (bench_add_jjj, &ctx); - mul_g = time_function (bench_mul_g, &ctx); - mul_a = time_function (bench_mul_a, &ctx); + if (ecc->bit_size == 255) + { + /* For now, curve25519 is a special case */ + mul_g = time_function (bench_mul_g_eh, &ctx); + mul_a = time_function (bench_mul_a_eh, &ctx); + dup_jj = time_function (bench_dup_eh, &ctx); + add_jja = time_function (bench_add_eh, &ctx); + add_jjj = time_function (bench_add_ehh, &ctx); + } + else + { + dup_jj = time_function (bench_dup_jj, &ctx); + add_jja = time_function (bench_add_jja, &ctx); + add_jjj = time_function (bench_add_jjj, &ctx); + mul_g = time_function (bench_mul_g, &ctx); + mul_a = time_function (bench_mul_a, &ctx); + } free (ctx.rp); free (ctx.ap); @@ -321,6 +368,7 @@ bench_curve (const struct ecc_curve *ecc) const struct ecc_curve * const curves[] = { &nettle_secp_192r1, &nettle_secp_224r1, + &nettle_curve25519, &nettle_secp_256r1, &nettle_secp_384r1, &nettle_secp_521r1, |