OpenSolaris_b135/common/crypto/ecc/ecp_test.c
/*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library for prime field curves.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*
* Sun elects to use this software under the MPL license.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef _KERNEL
#include <sys/types.h>
#include <sys/systm.h>
#include <sys/param.h>
#include <sys/modctl.h>
#include <sys/ddi.h>
#include <sys/crypto/spi.h>
#include <sys/sysmacros.h>
#include <sys/strsun.h>
#include <sys/md5.h>
#include <sys/sha1.h>
#include <sys/sha2.h>
#include <sys/random.h>
#include <sys/conf.h>
#include <sys/devops.h>
#include <sys/sunddi.h>
#include <sys/varargs.h>
#include <sys/kmem.h>
#include <sys/kstat.h>
#include <sys/crypto/common.h>
#else
#include <stdio.h>
#include <string.h>
#include <strings.h>
#include <assert.h>
#include <time.h>
#include <sys/time.h>
#include <sys/resource.h>
#endif /* _KERNEL */
#include "mpi.h"
#include "mplogic.h"
#include "mpprime.h"
#include "ecl.h"
#include "ecl-curve.h"
#include "ecp.h"
#include "ecc_impl.h"
#include "ec.h"
#ifndef KM_SLEEP
#define KM_SLEEP 0
#endif
#ifndef _KERNEL
/* Time k repetitions of operation op. */
#define M_TimeOperation(op, k) { \
double dStart, dNow, dUserTime; \
struct rusage ru; \
int i; \
getrusage(RUSAGE_SELF, &ru); \
dStart = (double)ru.ru_utime.tv_sec+(double)ru.ru_utime.tv_usec*0.000001; \
for (i = 0; i < k; i++) { \
{ op; } \
}; \
getrusage(RUSAGE_SELF, &ru); \
dNow = (double)ru.ru_utime.tv_sec+(double)ru.ru_utime.tv_usec*0.000001; \
dUserTime = dNow-dStart; \
if (dUserTime) printf(" %-45s k: %6i, t: %6.2f sec\n", #op, k, dUserTime); \
}
#else
#define M_TimeOperation(op, k)
#endif
/* Test curve using generic field arithmetic. */
#define ECTEST_GENERIC_GFP(name_c, name) \
printf("Testing %s using generic implementation...\n", name_c); \
params = EC_GetNamedCurveParams(name, KM_SLEEP); \
if (params == NULL) { \
printf(" Error: could not construct params.\n"); \
res = MP_NO; \
goto CLEANUP; \
} \
ECGroup_free(group); \
group = ECGroup_fromHex(params, KM_SLEEP); \
if (group == NULL) { \
printf(" Error: could not construct group.\n"); \
res = MP_NO; \
goto CLEANUP; \
} \
MP_CHECKOK( ectest_curve_GFp(group, ectestPrint, ectestTime, 1, KM_SLEEP) ); \
printf("... okay.\n");
/* Test curve using specific field arithmetic. */
#define ECTEST_NAMED_GFP(name_c, name) \
printf("Testing %s using specific implementation...\n", name_c); \
ECGroup_free(group); \
group = ECGroup_fromName(name, KM_SLEEP); \
if (group == NULL) { \
printf(" Warning: could not construct group.\n"); \
printf("... failed; continuing with remaining tests.\n"); \
} else { \
MP_CHECKOK( ectest_curve_GFp(group, ectestPrint, ectestTime, 0, KM_SLEEP) ); \
printf("... okay.\n"); \
}
/* Performs basic tests of elliptic curve cryptography over prime fields.
* If tests fail, then it prints an error message, aborts, and returns an
* error code. Otherwise, returns 0. */
int
ectest_curve_GFp(ECGroup *group, int ectestPrint, int ectestTime,
int generic, int kmflag)
{
mp_int one, order_1, gx, gy, rx, ry, n;
int size;
mp_err res;
char s[1000];
/* initialize values */
MP_CHECKOK(mp_init(&one, kmflag));
MP_CHECKOK(mp_init(&order_1, kmflag));
MP_CHECKOK(mp_init(&gx, kmflag));
MP_CHECKOK(mp_init(&gy, kmflag));
MP_CHECKOK(mp_init(&rx, kmflag));
MP_CHECKOK(mp_init(&ry, kmflag));
MP_CHECKOK(mp_init(&n, kmflag));
MP_CHECKOK(mp_set_int(&one, 1));
MP_CHECKOK(mp_sub(&group->order, &one, &order_1));
/* encode base point */
if (group->meth->field_dec) {
MP_CHECKOK(group->meth->field_dec(&group->genx, &gx, group->meth));
MP_CHECKOK(group->meth->field_dec(&group->geny, &gy, group->meth));
} else {
MP_CHECKOK(mp_copy(&group->genx, &gx));
MP_CHECKOK(mp_copy(&group->geny, &gy));
}
if (ectestPrint) {
/* output base point */
printf(" base point P:\n");
MP_CHECKOK(mp_toradix(&gx, s, 16));
printf(" %s\n", s);
MP_CHECKOK(mp_toradix(&gy, s, 16));
printf(" %s\n", s);
if (group->meth->field_enc) {
printf(" base point P (encoded):\n");
MP_CHECKOK(mp_toradix(&group->genx, s, 16));
printf(" %s\n", s);
MP_CHECKOK(mp_toradix(&group->geny, s, 16));
printf(" %s\n", s);
}
}
#ifdef ECL_ENABLE_GFP_PT_MUL_AFF
/* multiply base point by order - 1 and check for negative of base
* point */
MP_CHECKOK(ec_GFp_pt_mul_aff
(&order_1, &group->genx, &group->geny, &rx, &ry, group));
if (ectestPrint) {
printf(" (order-1)*P (affine):\n");
MP_CHECKOK(mp_toradix(&rx, s, 16));
printf(" %s\n", s);
MP_CHECKOK(mp_toradix(&ry, s, 16));
printf(" %s\n", s);
}
MP_CHECKOK(group->meth->field_neg(&ry, &ry, group->meth));
if ((mp_cmp(&rx, &group->genx) != 0)
|| (mp_cmp(&ry, &group->geny) != 0)) {
printf(" Error: invalid result (expected (- base point)).\n");
res = MP_NO;
goto CLEANUP;
}
#endif
#ifdef ECL_ENABLE_GFP_PT_MUL_AFF
/* multiply base point by order - 1 and check for negative of base
* point */
MP_CHECKOK(ec_GFp_pt_mul_jac
(&order_1, &group->genx, &group->geny, &rx, &ry, group));
if (ectestPrint) {
printf(" (order-1)*P (jacobian):\n");
MP_CHECKOK(mp_toradix(&rx, s, 16));
printf(" %s\n", s);
MP_CHECKOK(mp_toradix(&ry, s, 16));
printf(" %s\n", s);
}
MP_CHECKOK(group->meth->field_neg(&ry, &ry, group->meth));
if ((mp_cmp(&rx, &group->genx) != 0)
|| (mp_cmp(&ry, &group->geny) != 0)) {
printf(" Error: invalid result (expected (- base point)).\n");
res = MP_NO;
goto CLEANUP;
}
#endif
/* multiply base point by order - 1 and check for negative of base
* point */
MP_CHECKOK(ECPoint_mul(group, &order_1, NULL, NULL, &rx, &ry));
if (ectestPrint) {
printf(" (order-1)*P (ECPoint_mul):\n");
MP_CHECKOK(mp_toradix(&rx, s, 16));
printf(" %s\n", s);
MP_CHECKOK(mp_toradix(&ry, s, 16));
printf(" %s\n", s);
}
MP_CHECKOK(mp_submod(&group->meth->irr, &ry, &group->meth->irr, &ry));
if ((mp_cmp(&rx, &gx) != 0) || (mp_cmp(&ry, &gy) != 0)) {
printf(" Error: invalid result (expected (- base point)).\n");
res = MP_NO;
goto CLEANUP;
}
/* multiply base point by order - 1 and check for negative of base
* point */
MP_CHECKOK(ECPoint_mul(group, &order_1, &gx, &gy, &rx, &ry));
if (ectestPrint) {
printf(" (order-1)*P (ECPoint_mul):\n");
MP_CHECKOK(mp_toradix(&rx, s, 16));
printf(" %s\n", s);
MP_CHECKOK(mp_toradix(&ry, s, 16));
printf(" %s\n", s);
}
MP_CHECKOK(mp_submod(&group->meth->irr, &ry, &group->meth->irr, &ry));
if ((mp_cmp(&rx, &gx) != 0) || (mp_cmp(&ry, &gy) != 0)) {
printf(" Error: invalid result (expected (- base point)).\n");
res = MP_NO;
goto CLEANUP;
}
#ifdef ECL_ENABLE_GFP_PT_MUL_AFF
/* multiply base point by order and check for point at infinity */
MP_CHECKOK(ec_GFp_pt_mul_aff
(&group->order, &group->genx, &group->geny, &rx, &ry,
group));
if (ectestPrint) {
printf(" (order)*P (affine):\n");
MP_CHECKOK(mp_toradix(&rx, s, 16));
printf(" %s\n", s);
MP_CHECKOK(mp_toradix(&ry, s, 16));
printf(" %s\n", s);
}
if (ec_GFp_pt_is_inf_aff(&rx, &ry) != MP_YES) {
printf(" Error: invalid result (expected point at infinity).\n");
res = MP_NO;
goto CLEANUP;
}
#endif
#ifdef ECL_ENABLE_GFP_PT_MUL_JAC
/* multiply base point by order and check for point at infinity */
MP_CHECKOK(ec_GFp_pt_mul_jac
(&group->order, &group->genx, &group->geny, &rx, &ry,
group));
if (ectestPrint) {
printf(" (order)*P (jacobian):\n");
MP_CHECKOK(mp_toradix(&rx, s, 16));
printf(" %s\n", s);
MP_CHECKOK(mp_toradix(&ry, s, 16));
printf(" %s\n", s);
}
if (ec_GFp_pt_is_inf_aff(&rx, &ry) != MP_YES) {
printf(" Error: invalid result (expected point at infinity).\n");
res = MP_NO;
goto CLEANUP;
}
#endif
/* multiply base point by order and check for point at infinity */
MP_CHECKOK(ECPoint_mul(group, &group->order, NULL, NULL, &rx, &ry));
if (ectestPrint) {
printf(" (order)*P (ECPoint_mul):\n");
MP_CHECKOK(mp_toradix(&rx, s, 16));
printf(" %s\n", s);
MP_CHECKOK(mp_toradix(&ry, s, 16));
printf(" %s\n", s);
}
if (ec_GFp_pt_is_inf_aff(&rx, &ry) != MP_YES) {
printf(" Error: invalid result (expected point at infinity).\n");
res = MP_NO;
goto CLEANUP;
}
/* multiply base point by order and check for point at infinity */
MP_CHECKOK(ECPoint_mul(group, &group->order, &gx, &gy, &rx, &ry));
if (ectestPrint) {
printf(" (order)*P (ECPoint_mul):\n");
MP_CHECKOK(mp_toradix(&rx, s, 16));
printf(" %s\n", s);
MP_CHECKOK(mp_toradix(&ry, s, 16));
printf(" %s\n", s);
}
if (ec_GFp_pt_is_inf_aff(&rx, &ry) != MP_YES) {
printf(" Error: invalid result (expected point at infinity).\n");
res = MP_NO;
goto CLEANUP;
}
/* check that (order-1)P + (order-1)P + P == (order-1)P */
MP_CHECKOK(ECPoints_mul
(group, &order_1, &order_1, &gx, &gy, &rx, &ry));
MP_CHECKOK(ECPoints_mul(group, &one, &one, &rx, &ry, &rx, &ry));
if (ectestPrint) {
printf
(" (order-1)*P + (order-1)*P + P == (order-1)*P (ECPoints_mul):\n");
MP_CHECKOK(mp_toradix(&rx, s, 16));
printf(" %s\n", s);
MP_CHECKOK(mp_toradix(&ry, s, 16));
printf(" %s\n", s);
}
MP_CHECKOK(mp_submod(&group->meth->irr, &ry, &group->meth->irr, &ry));
if ((mp_cmp(&rx, &gx) != 0) || (mp_cmp(&ry, &gy) != 0)) {
printf(" Error: invalid result (expected (- base point)).\n");
res = MP_NO;
goto CLEANUP;
}
/* test validate_point function */
if (ECPoint_validate(group, &gx, &gy) != MP_YES) {
printf(" Error: validate point on base point failed.\n");
res = MP_NO;
goto CLEANUP;
}
MP_CHECKOK(mp_add_d(&gy, 1, &ry));
if (ECPoint_validate(group, &gx, &ry) != MP_NO) {
printf(" Error: validate point on invalid point passed.\n");
res = MP_NO;
goto CLEANUP;
}
if (ectestTime) {
/* compute random scalar */
size = mpl_significant_bits(&group->meth->irr);
if (size < MP_OKAY) {
goto CLEANUP;
}
MP_CHECKOK(mpp_random_size(&n, (size + ECL_BITS - 1) / ECL_BITS));
MP_CHECKOK(group->meth->field_mod(&n, &n, group->meth));
/* timed test */
if (generic) {
#ifdef ECL_ENABLE_GFP_PT_MUL_AFF
M_TimeOperation(MP_CHECKOK
(ec_GFp_pt_mul_aff
(&n, &group->genx, &group->geny, &rx, &ry,
group)), 100);
#endif
M_TimeOperation(MP_CHECKOK
(ECPoint_mul(group, &n, NULL, NULL, &rx, &ry)),
100);
M_TimeOperation(MP_CHECKOK
(ECPoints_mul
(group, &n, &n, &gx, &gy, &rx, &ry)), 100);
} else {
M_TimeOperation(MP_CHECKOK
(ECPoint_mul(group, &n, NULL, NULL, &rx, &ry)),
100);
M_TimeOperation(MP_CHECKOK
(ECPoint_mul(group, &n, &gx, &gy, &rx, &ry)),
100);
M_TimeOperation(MP_CHECKOK
(ECPoints_mul
(group, &n, &n, &gx, &gy, &rx, &ry)), 100);
}
}
CLEANUP:
mp_clear(&one);
mp_clear(&order_1);
mp_clear(&gx);
mp_clear(&gy);
mp_clear(&rx);
mp_clear(&ry);
mp_clear(&n);
if (res != MP_OKAY) {
#ifdef _KERNEL
printf(" Error: exiting with error value 0x%x\n", res);
#else
printf(" Error: exiting with error value %i\n", res);
#endif
}
return res;
}
/* Performs tests of elliptic curve cryptography over prime fields If
* tests fail, then it prints an error message, aborts, and returns an
* error code. Otherwise, returns 0. */
int
ecp_test()
{
int ectestTime = 0;
int ectestPrint = 0;
int i;
ECGroup *group = NULL;
ECCurveParams *params = NULL;
mp_err res;
/* generic arithmetic tests */
ECTEST_GENERIC_GFP("SECP-160R1", ECCurve_SECG_PRIME_160R1);
/* specific arithmetic tests */
ECTEST_NAMED_GFP("NIST-P192", ECCurve_NIST_P192);
ECTEST_NAMED_GFP("NIST-P224", ECCurve_NIST_P224);
ECTEST_NAMED_GFP("NIST-P256", ECCurve_NIST_P256);
ECTEST_NAMED_GFP("NIST-P384", ECCurve_NIST_P384);
ECTEST_NAMED_GFP("NIST-P521", ECCurve_NIST_P521);
ECTEST_NAMED_GFP("ANSI X9.62 PRIME192v1", ECCurve_X9_62_PRIME_192V1);
ECTEST_NAMED_GFP("ANSI X9.62 PRIME192v2", ECCurve_X9_62_PRIME_192V2);
ECTEST_NAMED_GFP("ANSI X9.62 PRIME192v3", ECCurve_X9_62_PRIME_192V3);
ECTEST_NAMED_GFP("ANSI X9.62 PRIME239v1", ECCurve_X9_62_PRIME_239V1);
ECTEST_NAMED_GFP("ANSI X9.62 PRIME239v2", ECCurve_X9_62_PRIME_239V2);
ECTEST_NAMED_GFP("ANSI X9.62 PRIME239v3", ECCurve_X9_62_PRIME_239V3);
ECTEST_NAMED_GFP("ANSI X9.62 PRIME256v1", ECCurve_X9_62_PRIME_256V1);
ECTEST_NAMED_GFP("SECP-112R1", ECCurve_SECG_PRIME_112R1);
ECTEST_NAMED_GFP("SECP-112R2", ECCurve_SECG_PRIME_112R2);
ECTEST_NAMED_GFP("SECP-128R1", ECCurve_SECG_PRIME_128R1);
ECTEST_NAMED_GFP("SECP-128R2", ECCurve_SECG_PRIME_128R2);
ECTEST_NAMED_GFP("SECP-160K1", ECCurve_SECG_PRIME_160K1);
ECTEST_NAMED_GFP("SECP-160R1", ECCurve_SECG_PRIME_160R1);
ECTEST_NAMED_GFP("SECP-160R2", ECCurve_SECG_PRIME_160R2);
ECTEST_NAMED_GFP("SECP-192K1", ECCurve_SECG_PRIME_192K1);
ECTEST_NAMED_GFP("SECP-192R1", ECCurve_SECG_PRIME_192R1);
ECTEST_NAMED_GFP("SECP-224K1", ECCurve_SECG_PRIME_224K1);
ECTEST_NAMED_GFP("SECP-224R1", ECCurve_SECG_PRIME_224R1);
ECTEST_NAMED_GFP("SECP-256K1", ECCurve_SECG_PRIME_256K1);
ECTEST_NAMED_GFP("SECP-256R1", ECCurve_SECG_PRIME_256R1);
ECTEST_NAMED_GFP("SECP-384R1", ECCurve_SECG_PRIME_384R1);
ECTEST_NAMED_GFP("SECP-521R1", ECCurve_SECG_PRIME_521R1);
ECTEST_NAMED_GFP("WTLS-6 (112)", ECCurve_WTLS_6);
ECTEST_NAMED_GFP("WTLS-7 (160)", ECCurve_WTLS_7);
ECTEST_NAMED_GFP("WTLS-8 (112)", ECCurve_WTLS_8);
ECTEST_NAMED_GFP("WTLS-9 (160)", ECCurve_WTLS_9);
ECTEST_NAMED_GFP("WTLS-12 (224)", ECCurve_WTLS_12);
CLEANUP:
EC_FreeCurveParams(params);
ECGroup_free(group);
if (res != MP_OKAY) {
#ifdef _KERNEL
printf("Error: exiting with error value 0x%x\n", res);
#else
printf("Error: exiting with error value %i\n", res);
#endif
}
return res;
}