diff options
Diffstat (limited to 'src/test/bench.c')
| -rw-r--r-- | src/test/bench.c | 47 |
1 files changed, 45 insertions, 2 deletions
diff --git a/src/test/bench.c b/src/test/bench.c index 2a27377c80..5aefda5ff2 100644 --- a/src/test/bench.c +++ b/src/test/bench.c @@ -1,6 +1,6 @@ /* Copyright (c) 2001-2004, Roger Dingledine. * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson. - * Copyright (c) 2007-2015, The Tor Project, Inc. */ + * Copyright (c) 2007-2016, The Tor Project, Inc. */ /* See LICENSE for licensing information */ /* Ordinarily defined in tor_main.c; this bit is just here to provide one @@ -443,6 +443,45 @@ bench_siphash(void) } static void +bench_digest(void) +{ + char buf[8192]; + char out[DIGEST512_LEN]; + const int lens[] = { 1, 16, 32, 64, 128, 512, 1024, 2048, -1 }; + const int N = 300000; + uint64_t start, end; + crypto_rand(buf, sizeof(buf)); + + for (int alg = 0; alg < N_DIGEST_ALGORITHMS; alg++) { + for (int i = 0; lens[i] > 0; ++i) { + reset_perftime(); + start = perftime(); + for (int j = 0; j < N; ++j) { + switch (alg) { + case DIGEST_SHA1: + crypto_digest(out, buf, lens[i]); + break; + case DIGEST_SHA256: + case DIGEST_SHA3_256: + crypto_digest256(out, buf, lens[i], alg); + break; + case DIGEST_SHA512: + case DIGEST_SHA3_512: + crypto_digest512(out, buf, lens[i], alg); + break; + default: + tor_assert(0); + } + } + end = perftime(); + printf("%s(%d): %.2f ns per call\n", + crypto_digest_algorithm_get_name(alg), + lens[i], NANOCOUNT(start,end,N)); + } + } +} + +static void bench_cell_ops(void) { const int iters = 1<<16; @@ -589,6 +628,7 @@ typedef struct benchmark_t { static struct benchmark_t benchmarks[] = { ENT(dmap), ENT(siphash), + ENT(digest), ENT(aes), ENT(onion_TAP), ENT(onion_ntor), @@ -643,7 +683,10 @@ main(int argc, const char **argv) reset_perftime(); - crypto_seed_rng(); + if (crypto_seed_rng() < 0) { + printf("Couldn't seed RNG; exiting.\n"); + return 1; + } crypto_init_siphash_key(); options = options_new(); init_logging(1); |