Implement endomorphism optimization for secp256k1_ecmult_const

[secp256k1.git] / src / bench_sign.c

diff --git a/src/bench_sign.c b/src/bench_sign.c
index 3d8bfa1edb1ec822bcc78d4fc550a0fb609387dc..e625da07a4ee6d57170ca703a0c609e4e13ede31 100644 (file)
--- a/src/bench_sign.c
+++ b/src/bench_sign.c
@@ -1,48 +1,52 @@
-// Copyright (c) 2014 Pieter Wuille
-// Distributed under the MIT software license, see the accompanying
-// file COPYING or http://www.opensource.org/licenses/mit-license.php.
-
-#include <stdio.h>
-#include <string.h>
+/**********************************************************************
+ * Copyright (c) 2014 Pieter Wuille                                   *
+ * Distributed under the MIT software license, see the accompanying   *
+ * file COPYING or http://www.opensource.org/licenses/mit-license.php.*
+ **********************************************************************/
 
 #include "include/secp256k1.h"
 #include "util.h"
+#include "bench.h"
 
-int main() {
-    secp256k1_start(SECP256K1_START_SIGN);
-
+typedef struct {
+    secp256k1_context_t* ctx;
     unsigned char msg[32];
-    unsigned char nonce[32];
     unsigned char key[32];
+} bench_sign_t;
 
-    for (int i = 0; i < 32; i++) msg[i] = i + 1;
-    for (int i = 0; i < 32; i++) nonce[i] = i + 33;
-    for (int i = 0; i < 32; i++) key[i] = i + 65;
+static void bench_sign_setup(void* arg) {
+    int i;
+    bench_sign_t *data = (bench_sign_t*)arg;
 
-    unsigned char sig[64];
+    for (i = 0; i < 32; i++) data->msg[i] = i + 1;
+    for (i = 0; i < 32; i++) data->key[i] = i + 65;
+}
+
+static void bench_sign(void* arg) {
+    int i;
+    bench_sign_t *data = (bench_sign_t*)arg;
 
-    for (int i=0; i<1000000; i++) {
+    unsigned char sig[64];
+    for (i = 0; i < 20000; i++) {
+        int j;
         int recid = 0;
-        CHECK(secp256k1_ecdsa_sign_compact(msg, 32, sig, key, nonce, &recid));
-        for (int j = 0; j < 32; j++) {
-            nonce[j] = key[j];     // Move former key to nonce
-            msg[j] = sig[j];       // Move former R to message.
-            key[j] = sig[j + 32];  // Move former S to key.
+        secp256k1_ecdsa_signature_t signature;
+        CHECK(secp256k1_ecdsa_sign(data->ctx, data->msg, &signature, data->key, NULL, NULL));
+        CHECK(secp256k1_ecdsa_signature_serialize_compact(data->ctx, sig, &recid, &signature));
+        for (j = 0; j < 32; j++) {
+            data->msg[j] = sig[j];             /* Move former R to message. */
+            data->key[j] = sig[j + 32];        /* Move former S to key.     */
         }
     }
+}
+
+int main(void) {
+    bench_sign_t data;
+
+    data.ctx = secp256k1_context_create(SECP256K1_CONTEXT_SIGN);
+
+    run_benchmark("ecdsa_sign", bench_sign, bench_sign_setup, NULL, &data, 10, 20000);
 
-    static const unsigned char fini[64] = {
-        0x92, 0x03, 0xef, 0xf1, 0x58, 0x0b, 0x49, 0x8d,
-        0x22, 0x3d, 0x49, 0x0e, 0xbf, 0x26, 0x50, 0x0e,
-        0x2d, 0x62, 0x90, 0xd7, 0x82, 0xbd, 0x3d, 0x5c,
-        0xa9, 0x10, 0xa5, 0x49, 0xb1, 0xd8, 0x8c, 0xc0,
-        0x5b, 0x5e, 0x9e, 0x68, 0x51, 0x3d, 0xe8, 0xec,
-        0x82, 0x30, 0x82, 0x88, 0x8c, 0xfd, 0xe7, 0x71,
-        0x15, 0x92, 0xfc, 0x14, 0x59, 0x78, 0x31, 0xb3,
-        0xf6, 0x07, 0x91, 0x18, 0x00, 0x8d, 0x4c, 0xb2
-    };
-    CHECK(memcmp(sig, fini, 64) == 0);
-
-    secp256k1_stop();
+    secp256k1_context_destroy(data.ctx);
     return 0;
 }