Commit e5512f32 authored by Niels Möller's avatar Niels Möller

New program hogweed-benchmark.

parent bf913c73
2013-02-20 Niels Möller <nisse@lysator.liu.se>
* examples/Makefile.in (HOGWEED_TARGETS): Added
hogweed-benchmark$(EXEEXT).
(SOURCES): Added hogweed-benchmark.c.
(hogweed-benchmark$(EXEEXT)): New target.
* examples/hogweed-benchmark.c: New file.
* ecdsa-keygen.c (ecdsa_generate_keypair): New file and function.
* Makefile.in (hogweed_SOURCES): Added ecdsa-keygen.c.
* testsuite/ecdsa-keygen-test.c: New testcase.
......
......@@ -6,6 +6,7 @@
/base64enc
/ecc-benchmark
/eratosthenes
/hogweed-benchmark
/nettle-benchmark
/next-prime
/random-prime
......
......@@ -15,14 +15,15 @@ BENCH_LIBS = @BENCH_LIBS@ -lm
HOGWEED_TARGETS = rsa-keygen$(EXEEXT) rsa-sign$(EXEEXT) \
rsa-verify$(EXEEXT) rsa-encrypt$(EXEEXT) rsa-decrypt$(EXEEXT) \
next-prime$(EXEEXT) random-prime$(EXEEXT) ecc-benchmark$(EXEEXT)
next-prime$(EXEEXT) random-prime$(EXEEXT) \
hogweed-benchmark$(EXEEXT) ecc-benchmark$(EXEEXT)
ENC_TARGETS = base16enc$(EXEEXT) base16dec$(EXEEXT) \
base64enc$(EXEEXT) base64dec$(EXEEXT)
TARGETS = nettle-benchmark$(EXEEXT) eratosthenes$(EXEEXT) \
$(ENC_TARGETS) @IF_HOGWEED@ $(HOGWEED_TARGETS)
SOURCES = nettle-benchmark.c ecc-benchmark.c \
SOURCES = nettle-benchmark.c hogweed-benchmark.c ecc-benchmark.c \
eratosthenes.c next-prime.c random-prime.c \
nettle-openssl.c \
io.c read_rsa_key.c \
......@@ -109,6 +110,11 @@ ecc-benchmark$(EXEEXT): ecc-benchmark.$(OBJEXT)
$(LINK) ecc-benchmark.$(OBJEXT) -lhogweed -lnettle $(BENCH_LIBS) $(LIBS) \
-o ecc-benchmark$(EXEEXT)
hogweed-benchmark$(EXEEXT): hogweed-benchmark.$(OBJEXT)
$(LINK) hogweed-benchmark.$(OBJEXT) \
-lhogweed -lnettle $(BENCH_LIBS) $(LIBS) $(OPENSSL_LIBFLAGS) \
-o hogweed-benchmark$(EXEEXT)
$(TARGETS) : io.$(OBJEXT) ../libnettle.a
......
/* hogweed-benchmark.c */
/* nettle, low-level cryptographics library
*
* Copyright (C) 2013 Niels Möller
*
* The nettle library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The nettle library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the nettle library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02111-1301, USA.
*/
#if HAVE_CONFIG_H
# include "config.h"
#endif
#include <assert.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <time.h>
#include <nettle/dsa.h>
#include <nettle/rsa.h>
#include <nettle/nettle-meta.h>
#include <nettle/sexp.h>
#include <nettle/knuth-lfib.h>
#include "../ecdsa.h"
#include "../ecc-internal.h"
#include "../gmp-glue.h"
#if WITH_OPENSSL
#include <openssl/ec.h>
#include <openssl/ecdsa.h>
#include <openssl/objects.h>
#endif
#define BENCH_INTERVAL 0.1
static void NORETURN PRINTF_STYLE(1,2)
die(const char *format, ...)
{
va_list args;
va_start(args, format);
vfprintf(stderr, format, args);
va_end(args);
exit(EXIT_FAILURE);
}
static void *
xalloc (size_t size)
{
void *p = malloc (size);
if (!p)
{
fprintf (stderr, "Virtual memory exhausted\n");
abort ();
}
return p;
}
static uint8_t *
hash_string (const struct nettle_hash *hash,
unsigned length, const char *s)
{
void *ctx = xalloc (hash->context_size);
uint8_t *digest = xalloc (hash->digest_size);
hash->init (ctx);
hash->update (ctx, length, s);
hash->digest (ctx, hash->digest_size, digest);
free (ctx);
return digest;
}
inline static void
time_start(struct timespec *start)
{
if (clock_gettime(CLOCK_PROCESS_CPUTIME_ID, start) < 0)
die("clock_gettime failed: %s\n", strerror(errno));
}
static inline double
time_end(struct timespec *start)
{
struct timespec end;
if (clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &end) < 0)
die("clock_gettime failed: %s\n", strerror(errno));
return end.tv_sec - start->tv_sec
+ 1e-9 * (end.tv_nsec - start->tv_nsec);
}
struct alg {
const char *name;
unsigned size;
void *(*init) (unsigned size);
void (*sign) (void *);
void (*verify)(void *);
void (*clear) (void *);
};
/* Returns second per function call */
static double
time_function(void (*f)(void *arg), void *arg)
{
unsigned ncalls;
double elapsed;
/* Warm up */
f(arg);
for (ncalls = 10 ;;)
{
unsigned i;
struct timespec t;
time_start(&t);
for (i = 0; i < ncalls; i++)
f(arg);
elapsed = time_end(&t);
if (elapsed > BENCH_INTERVAL)
break;
else if (elapsed < BENCH_INTERVAL / 10)
ncalls *= 10;
else
ncalls *= 2;
}
return elapsed / ncalls;
}
static void
bench_alg (const struct alg *alg)
{
double sign;
double verify;
void *ctx;
ctx = alg->init(alg->size);
sign = time_function (alg->sign, ctx);
verify = time_function (alg->verify, ctx);
alg->clear (ctx);
printf("%15s %4d %9.4f %9.4f\n",
alg->name, alg->size, 1e-3/sign, 1e-3/verify);
}
struct rsa_ctx
{
struct rsa_public_key pub;
struct rsa_private_key key;
uint8_t *digest;
mpz_t s;
};
static void *
bench_rsa_init (unsigned size)
{
char rsa1024[] =
"{KDExOnByaXZhdGUta2V5KDE0OnJzYS1wa2NzMS1zaGExKDE6bjEyOToA90+K5EmjbFJBeJD"
" xP2KD2Df+0Twc9425uB+vhqTrVijtd2PnwEQDfR2VoducgkKcXJzYYyCNILQJbFAi2Km/sD"
" jImERBqDtaI217Ze+tOKEmImexYTAgFuqEptp2F3M4DqgRQ7s/3nJQ/bPE5Hfi1OZhJSShu"
" I80ATTU4fUgrPspKDE6ZTM6AQABKSgxOmQxMjk6APAhKckzvxxkWfHJOpXDACWnaSKcbbvo"
" vtWK3pGr/F2ya7CrLtE+uOx5F1sLs9G+/7flCy5k4uNILIYg4VTirZ1zQ8fNKPrjK1VMRls"
" JiRRU/0VAs9d7HdncJfs6rbvRQbCRSRYURo4hWir3Lq8V3UUQVBprc4dO+uWmplvwQ5qxKS"
" gxOnA2NToA+8aIVkdbk8Jg8dJOuzc7m/hZnwkKSs6eVDw4N/2T0CJKGJYT+B3Ct+fPkxhUR"
" ggd2DQ9OpkTra7SXHTNkzdPVSkoMTpxNjU6APt11P8vXNnGYF0OC/cPsR8zhSYuFmtRuX6G"
" ES+DdG0VCU07UeNQkok1UoW5sXqY0IGr1jkJq8AMSgKoNbLQ6w8pKDE6YTY0Ohzkxsan/8F"
" wQDHgQbrIduXKVXaj0fONzKu8EXOTfUAYf0pdBsOlnq/+QVsPIrS6v7oNHK253YFEG84SdX"
" kcktUpKDE6YjY1OgCR+cRtY3RWY+f6/TWK9gwPndv03xpasLWrMm71ky1aSbT9pasS9+opR"
" tAiGzthfSbFsBiLQgb3VOr+AeIybT+XKSgxOmM2NDojigqARWN5u1CVDVuD2L2ManpoGiM6"
" kQ6FaJjqRjxeRRKFrQxGJa9tM1hqStxokC1oJidgaOLGnn60iwzToug9KSkp}";
char rsa2048[] =
"{KDExOnByaXZhdGUta2V5KDE0OnJzYS1wa2NzMS1zaGExKDE6bjI1NzoAtxWXiglIdunDK48"
" 8I0vW0wTqnh/riW9pLk8n1F8MUPBFdhvkkl0bDQqSJPUvSHy+w4fLVwcEzeI4qFyo3b2Avz"
" JK20MFbt/WfHD1TbxuK8rNqXyqmqjJ9vgjtV9nPzAz7CM9ogs3/RJHpcfZPQF15ifizleUZ"
" aQT0GAXHZL7cePj10yGI2u3hgTkokVzdNC/1T34guKYpErg0pt0B/KejWpsFTb84z3tkR+B"
" YVx07p/OoByZwoABgncS/uALl31fRS8jyJ2JqUiZOqe7XoO9hkDHYNCWUGUfNGQ7ZgVp9+e"
" NQpracSjrp6Jnrj7r/oxJUx5ZDVNi18AzQadE/oKOrSkoMTplMzoBAAEpKDE6ZDI1NjogBT"
" C5vaHk2kF+LtDvw2XRBj0aZq7FHK0ioklvBSicR0l+vKYfSxVeFIk22YLphJfAjtFraRjYA"
" Uaze3E1Rt1rkxoweupKV++lWAQvElOaaR/LErirz/Vysjdck1D1ZjLOi+NNofSq2DWbsvY1"
" iznZhQRP3lVf6XBls0iXrYs4gb0pBZqXLQW+j9Ihx6eantf1/6ZMKPgCkzcAZ0ABsCfaFSg"
" ouNCzilblsgFEspEbb8QqrNQoStS3F/gMwWgDsr3+vQzBqt+7ykWoCJ9wctbYy9kEPq+hX3"
" GP0hG6HdS81r9E8pgdf3wloNNMzYUHwn7poXGpOi8tG0pmR56TqD/BKSgxOnAxMjk6AN4AJ"
" TiGPm9We2ga3Y0jpTfA3mWpUbhYgaXYLWA1/riniwq16fqxRIkWQT/O2KKpBVe6WSvNYq9u"
" lM8N6bdPtDytJs6AOXy0X5vtJ953ZYVMhHbhmUxhIL9I+s0O1+LxMF8b9U4CrFyaTxd8Un/"
" FXP1BvYJRrkoup6HYvOlGx36lKSgxOnExMjk6ANMfrfH6z/3o7K56aW6kSiloDDbKZQ0+W5"
" 8LzP2ZOBLf6LX6jLhN3olU1Z0KGTM0S/1AxvwGjuRqhu+LcOJ7oUCUH3uusR5c5nSnArYPq"
" +0wbco4BQngot/HmGN7U0EDsIWqPt/qoa/b8bCk+TOwJlknNq/PnZU26SPj48XS05lpKSgx"
" OmExMjk6AJM2n3gLNW3ZeH5BindkktQU9qWNkV5geqDCaNyrEZ3bpI1WsrEGSj9p3Zz1ipz"
" a3msdbLJqQS26c72WKUzg8tFltR0s1HJInjolGtIgdNbfNdwrn9+RbQjL2VyPokOg0wXO4W"
" 14wlmqDhax33dRJmfe50964MvaglkGA8fhorrtKSgxOmIxMjk6AKMe+vrX2xRHf3dfxU5jS"
" ZmsdqNuxZzx7UB5kazvUU/kCJ1yNH/CSoq5LULkpovVgFDwV84qEwWQ+SjkCBg1hWWsDJc3"
" ZkobZUQENigM+72LiYiQt/PlyHI2eRuEEdNN0nm0DFhdpQeHXLoq/RBerYJ8tdgpBYxgnMn"
" KLhaOykbhKSgxOmMxMjg6MVlKj2bjb7qFQVkLO1OPg28jSrtRpnQCR+qegN4ZmNam/qbest"
" 8yn0JQ6gxX7PvP382+jx7uHHWHYYqPq/Flf8gqtOOcjqS5TJgVHz3F3xHWquo1ZofGtCMro"
" Dd2c0xjRjIVGvLV6Ngs+HRdljRav40vRpTyEoEdlzHBQiILesopKSk=}";
struct rsa_ctx *ctx;
struct sexp_iterator i;
int res;
ctx = xalloc(sizeof(*ctx));
rsa_public_key_init (&ctx->pub);
rsa_private_key_init (&ctx->key);
mpz_init (ctx->s);
/* NOTE: Base64-decodes the strings in-place */
if (size == 1024)
res = sexp_transport_iterator_first (&i, sizeof(rsa1024) - 1, rsa1024);
else if (size == 2048)
res = sexp_transport_iterator_first (&i, sizeof(rsa2048) - 1, rsa2048);
else
die ("Internal error.\n");
if (! (res
&& sexp_iterator_check_type (&i, "private-key")
&& sexp_iterator_check_type (&i, "rsa-pkcs1-sha1")
&& rsa_keypair_from_sexp_alist (&ctx->pub, &ctx->key, 0, &i)))
die ("Internal error.\n");
ctx->digest = hash_string (&nettle_sha256, 3, "foo");
rsa_sha256_sign_digest (&ctx->key, ctx->digest, ctx->s);
return ctx;
}
static void
bench_rsa_sign (void *p)
{
struct rsa_ctx *ctx = (struct rsa_ctx *) p;
mpz_t s;
mpz_init (s);
rsa_sha256_sign_digest (&ctx->key, ctx->digest, s);
mpz_clear (s);
}
static void
bench_rsa_verify (void *p)
{
struct rsa_ctx *ctx = (struct rsa_ctx *) p;
int res = rsa_sha256_verify_digest (&ctx->pub, ctx->digest, ctx->s);
if (!res)
die ("Internal error, rsa_sha256_verify_digest failed.\n");
}
static void
bench_rsa_clear (void *p)
{
struct rsa_ctx *ctx = (struct rsa_ctx *) p;
rsa_public_key_clear (&ctx->pub);
rsa_private_key_clear (&ctx->key);
mpz_clear (ctx->s);
free (ctx->digest);
free (ctx);
}
struct dsa_ctx
{
struct dsa_public_key pub;
struct dsa_private_key key;
struct knuth_lfib_ctx lfib;
struct dsa_signature s;
uint8_t *digest;
};
static void *
bench_dsa_init (unsigned size)
{
struct dsa_ctx *ctx;
struct sexp_iterator i;
char dsa1024[] =
"{KDExOnByaXZhdGUta2V5KDM6ZHNhKDE6cDEyOToA2q4hOXEClLMXXMOl9xaPcGC/GeGmCMv"
" VCaaW0uWc50DvvmJDPQPdCehyfZr/1dv2UDbx06TC7ls/IFd+BsDzGBRxqIQ44J20cn+0gt"
" NMIXAocE1QhCCFaT5gXrk8zMlqBEGaP3RdpgxNanEXkTj2Wma8r1GtrLX3HPafio62jicpK"
" DE6cTIxOgDN9pcW3exdVAesC9WsxwCGoJK24ykoMTpnMTI5OgCJr9DmKdiE0WJZB7HACESv"
" Tpg1qZgc8E15byQ+OsHUyOTRrJRTcrgKZJW7dFRJ9cXmyi7XYCd3bJtu/2HRHLY1vd4qMvU"
" 7Y8x08ooCoABGV7nGqcmdQfEho1OY6TZh2NikmPKZLeur3PZFpcZ8Dl+KVWtwC55plNC7Om"
" iAQy8MaCkoMTp5MTI5OgDakk0LOUQwzOKt9FHOBmBKrWsvTm7549eScTUqH4OMm3btjUsXz"
" MmlqEe+imwQCOW/AE3Xw9pXZeETWK0jlLe8k5vnKcNskerFwZ1eQKtOPPQty8IqQ9PEfF6B"
" 0oVQiJg2maHUDWFnDkIBd7ZR1z8FnZMUxH9mH4kEUo6YQgtCdykoMTp4MjA6cOl3ijiiMjI"
" pesFD8jxESWb2mn8pKSk=}";
ctx = xalloc(sizeof(*ctx));
dsa_public_key_init (&ctx->pub);
dsa_private_key_init (&ctx->key);
dsa_signature_init (&ctx->s);
knuth_lfib_init (&ctx->lfib, 1);
if (size != 1024)
die ("Internal error.\n");
if (! (sexp_transport_iterator_first (&i, sizeof(dsa1024) - 1, dsa1024)
&& sexp_iterator_check_type (&i, "private-key")
&& sexp_iterator_check_type (&i, "dsa")
&& dsa_keypair_from_sexp_alist (&ctx->pub, &ctx->key, 0, DSA_SHA1_Q_BITS, &i)) )
die ("Internal error.\n");
ctx->digest = hash_string (&nettle_sha1, 3, "foo");
dsa_sha1_sign_digest (&ctx->pub, &ctx->key,
&ctx->lfib, (nettle_random_func *)knuth_lfib_random,
ctx->digest, &ctx->s);
return ctx;
}
static void
bench_dsa_sign (void *p)
{
struct dsa_ctx *ctx = (struct dsa_ctx *) p;
struct dsa_signature s;
dsa_signature_init (&s);
dsa_sha1_sign_digest (&ctx->pub, &ctx->key,
&ctx->lfib, (nettle_random_func *)knuth_lfib_random,
ctx->digest, &s);
dsa_signature_clear (&s);
}
static void
bench_dsa_verify (void *p)
{
struct dsa_ctx *ctx = (struct dsa_ctx *) p;
int res = dsa_sha1_verify_digest (&ctx->pub, ctx->digest, &ctx->s);
if (!res)
die ("Internal error, dsa_sha1_verify_digest failed.\n");
}
static void
bench_dsa_clear (void *p)
{
struct dsa_ctx *ctx = (struct dsa_ctx *) p;
dsa_public_key_clear (&ctx->pub);
dsa_private_key_clear (&ctx->key);
dsa_signature_clear (&ctx->s);
free (ctx->digest);
free (ctx);
}
struct ecdsa_ctx
{
struct ecc_point pub;
struct ecc_scalar key;
struct knuth_lfib_ctx rctx;
unsigned digest_size;
uint8_t *digest;
struct dsa_signature s;
};
static void *
bench_ecdsa_init (unsigned size)
{
struct ecdsa_ctx *ctx;
const struct ecc_curve *ecc;
const char *xs;
const char *ys;
const char *zs;
mpz_t x, y, z;
ctx = xalloc (sizeof(*ctx));
dsa_signature_init (&ctx->s);
knuth_lfib_init (&ctx->rctx, 17);
switch (size)
{
case 192:
ecc = &nettle_secp_192r1;
xs = "8e8e07360350fb6b7ad8370cfd32fa8c6bba785e6e200599";
ys = "7f82ddb58a43d59ff8dc66053002b918b99bd01bd68d6736";
zs = "f2e620e086d658b4b507996988480917640e4dc107808bdd";
ctx->digest = hash_string (&nettle_sha1, 3, "abc");
ctx->digest_size = 20;
break;
case 224:
ecc = &nettle_secp_224r1;
xs = "993bf363f4f2bc0f255f22563980449164e9c894d9efd088d7b77334";
ys = "b75fff9849997d02d135140e4d0030944589586e22df1fc4b629082a";
zs = "cdfd01838247f5de3cc70b688418046f10a2bfaca6de9ec836d48c27";
ctx->digest = hash_string (&nettle_sha224, 3, "abc");
ctx->digest_size = 28;
break;
/* From RFC 4754 */
case 256:
ecc = &nettle_secp_256r1;
xs = "2442A5CC 0ECD015F A3CA31DC 8E2BBC70 BF42D60C BCA20085 E0822CB0 4235E970";
ys = "6FC98BD7 E50211A4 A27102FA 3549DF79 EBCB4BF2 46B80945 CDDFE7D5 09BBFD7D";
zs = "DC51D386 6A15BACD E33D96F9 92FCA99D A7E6EF09 34E70975 59C27F16 14C88A7F";
ctx->digest = hash_string (&nettle_sha256, 3, "abc");
ctx->digest_size = 32;
break;
case 384:
ecc = &nettle_secp_384r1;
xs = "96281BF8 DD5E0525 CA049C04 8D345D30 82968D10 FEDF5C5A CA0C64E6 465A97EA"
"5CE10C9D FEC21797 41571072 1F437922";
ys = "447688BA 94708EB6 E2E4D59F 6AB6D7ED FF9301D2 49FE49C3 3096655F 5D502FAD"
"3D383B91 C5E7EDAA 2B714CC9 9D5743CA";
zs = "0BEB6466 34BA8773 5D77AE48 09A0EBEA 865535DE 4C1E1DCB 692E8470 8E81A5AF"
"62E528C3 8B2A81B3 5309668D 73524D9F";
ctx->digest = hash_string (&nettle_sha384, 3, "abc");
ctx->digest_size = 48;
break;
case 521:
ecc = &nettle_secp_521r1;
xs = "0151518F 1AF0F563 517EDD54 85190DF9 5A4BF57B 5CBA4CF2 A9A3F647 4725A35F"
"7AFE0A6D DEB8BEDB CD6A197E 592D4018 8901CECD 650699C9 B5E456AE A5ADD190"
"52A8";
ys = "006F3B14 2EA1BFFF 7E2837AD 44C9E4FF 6D2D34C7 3184BBAD 90026DD5 E6E85317"
"D9DF45CA D7803C6C 20035B2F 3FF63AFF 4E1BA64D 1C077577 DA3F4286 C58F0AEA"
"E643";
zs = "0065FDA3 409451DC AB0A0EAD 45495112 A3D813C1 7BFD34BD F8C1209D 7DF58491"
"20597779 060A7FF9 D704ADF7 8B570FFA D6F062E9 5C7E0C5D 5481C5B1 53B48B37"
"5FA1";
ctx->digest = hash_string (&nettle_sha512, 3, "abc");
ctx->digest_size = 64;
break;
default:
die ("Internal error.\n");
}
ecc_point_init (&ctx->pub, ecc);
ecc_scalar_init (&ctx->key, ecc);
mpz_init_set_str (x, xs, 16);
mpz_init_set_str (y, ys, 16);
mpz_init_set_str (z, zs, 16);
ecc_point_set (&ctx->pub, x, y);
ecc_scalar_set (&ctx->key, z);
mpz_clear (x);
mpz_clear (y);
mpz_clear (z);
ecdsa_sign (&ctx->key,
&ctx->rctx, (nettle_random_func *) knuth_lfib_random,
ctx->digest_size, ctx->digest,
&ctx->s);
return ctx;
}
static void
bench_ecdsa_sign (void *p)
{
struct ecdsa_ctx *ctx = (struct ecdsa_ctx *) p;
struct dsa_signature s;
dsa_signature_init (&s);
ecdsa_sign (&ctx->key,
&ctx->rctx, (nettle_random_func *) knuth_lfib_random,
ctx->digest_size, ctx->digest,
&s);
dsa_signature_clear (&s);
}
static void
bench_ecdsa_verify (void *p)
{
struct ecdsa_ctx *ctx = (struct ecdsa_ctx *) p;
int res = ecdsa_verify (&ctx->pub,
ctx->digest_size, ctx->digest,
&ctx->s);
if (!res)
die ("Internal error, _ecdsa_verify failed.\n");
}
static void
bench_ecdsa_clear (void *p)
{
struct ecdsa_ctx *ctx = (struct ecdsa_ctx *) p;
ecc_point_clear (&ctx->pub);
ecc_scalar_clear (&ctx->key);
dsa_signature_clear (&ctx->s);
free (ctx->digest);
free (ctx);
}
#if WITH_OPENSSL
struct openssl_ctx
{
EC_KEY *key;
ECDSA_SIG *signature;
unsigned digest_length;
uint8_t *digest;
};
static void *
bench_openssl_init (unsigned size)
{
struct openssl_ctx *ctx = xalloc (sizeof (*ctx));
/* Apparently, secp192r1 and secp256r1 are missing */
switch (size)
{
#if 0
case 192:
ctx->key = EC_KEY_new_by_curve_name (NID_secp192r1);
ctx->digest_length = 24; /* truncated */
ctx->digest = hash_string (&nettle_sha224, 3, "abc");
break;
#endif
case 224:
ctx->key = EC_KEY_new_by_curve_name (NID_secp224r1);
ctx->digest_length = SHA224_DIGEST_SIZE;
ctx->digest = hash_string (&nettle_sha224, 3, "abc");
break;
#if 0
case 256:
ctx->key = EC_KEY_new_by_curve_name (NID_secp256r1);
ctx->digest_length = SHA256_DIGEST_SIZE;
ctx->digest = hash_string (&nettle_sha256, 3, "abc");
break;
#endif
case 384:
ctx->key = EC_KEY_new_by_curve_name (NID_secp384r1);
ctx->digest_length = SHA384_DIGEST_SIZE;
ctx->digest = hash_string (&nettle_sha384, 3, "abc");
break;
case 521:
ctx->key = EC_KEY_new_by_curve_name (NID_secp521r1);
ctx->digest_length = SHA512_DIGEST_SIZE;
ctx->digest = hash_string (&nettle_sha512, 3, "abc");
break;
default:
die ("Internal error.\n");
}
assert (ctx->key);
if (!EC_KEY_generate_key( ctx->key))
die ("Openssl EC_KEY_generate_key failed.\n");
ctx->signature = ECDSA_do_sign (ctx->digest, ctx->digest_length, ctx->key);
return ctx;
}
static void
bench_openssl_sign (void *p)
{
const struct openssl_ctx *ctx = (const struct openssl_ctx *) p;
ECDSA_SIG *sig = ECDSA_do_sign (ctx->digest, ctx->digest_length, ctx->key);
ECDSA_SIG_free (sig);
}
static void
bench_openssl_verify (void *p)
{
const struct openssl_ctx *ctx = (const struct openssl_ctx *) p;
int res = ECDSA_do_verify (ctx->digest, ctx->digest_length,
ctx->signature, ctx->key);
if (res != 1)
die ("Openssl ECDSA_do_verify failed.\n");
}
static void
bench_openssl_clear (void *p)
{
struct openssl_ctx *ctx = (struct openssl_ctx *) p;
ECDSA_SIG_free (ctx->signature);
EC_KEY_free (ctx->key);
free (ctx->digest);
free (ctx);
}
#endif
struct alg alg_list[] = {
{ "rsa", 1024, bench_rsa_init, bench_rsa_sign, bench_rsa_verify, bench_rsa_clear },