diff options
Diffstat (limited to 'src/bench_ecdh.c')
-rw-r--r-- | src/bench_ecdh.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/bench_ecdh.c b/src/bench_ecdh.c new file mode 100644 index 0000000000..5a7c6376e0 --- /dev/null +++ b/src/bench_ecdh.c @@ -0,0 +1,53 @@ +/********************************************************************** + * Copyright (c) 2015 Pieter Wuille, Andrew Poelstra * + * Distributed under the MIT software license, see the accompanying * + * file COPYING or http://www.opensource.org/licenses/mit-license.php.* + **********************************************************************/ + +#include <string.h> + +#include "include/secp256k1.h" +#include "include/secp256k1_ecdh.h" +#include "util.h" +#include "bench.h" + +typedef struct { + secp256k1_context *ctx; + secp256k1_pubkey point; + unsigned char scalar[32]; +} bench_ecdh_t; + +static void bench_ecdh_setup(void* arg) { + int i; + bench_ecdh_t *data = (bench_ecdh_t*)arg; + const unsigned char point[] = { + 0x03, + 0x54, 0x94, 0xc1, 0x5d, 0x32, 0x09, 0x97, 0x06, + 0xc2, 0x39, 0x5f, 0x94, 0x34, 0x87, 0x45, 0xfd, + 0x75, 0x7c, 0xe3, 0x0e, 0x4e, 0x8c, 0x90, 0xfb, + 0xa2, 0xba, 0xd1, 0x84, 0xf8, 0x83, 0xc6, 0x9f + }; + + data->ctx = secp256k1_context_create(0); + for (i = 0; i < 32; i++) { + data->scalar[i] = i + 1; + } + CHECK(secp256k1_ec_pubkey_parse(data->ctx, &data->point, point, sizeof(point)) == 1); +} + +static void bench_ecdh(void* arg) { + int i; + unsigned char res[32]; + bench_ecdh_t *data = (bench_ecdh_t*)arg; + + for (i = 0; i < 20000; i++) { + CHECK(secp256k1_ecdh(data->ctx, res, &data->point, data->scalar) == 1); + } +} + +int main(void) { + bench_ecdh_t data; + + run_benchmark("ecdh", bench_ecdh, bench_ecdh_setup, NULL, &data, 10, 20000); + return 0; +} |