mirror of
https://github.com/guanzhi/GmSSL.git
synced 2026-06-23 05:33:39 +08:00
Merge remote-tracking branch 'origin/master'
# Conflicts: # README.md
This commit is contained in:
Zhi Guan
@@ -1 +0,0 @@
|
||||
../crypto/ecdh/ecdhtest.c
|
||||
612
test/ecdhtest.c
Normal file
612
test/ecdhtest.c
Normal file
@@ -0,0 +1,612 @@
|
||||
/*
|
||||
* Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved.
|
||||
*
|
||||
* Licensed under the OpenSSL license (the "License"). You may not use
|
||||
* this file except in compliance with the License. You can obtain a copy
|
||||
* in the file LICENSE in the source distribution or at
|
||||
* https://www.openssl.org/source/license.html
|
||||
*/
|
||||
|
||||
/* ====================================================================
|
||||
* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
|
||||
*
|
||||
* The Elliptic Curve Public-Key Crypto Library (ECC Code) included
|
||||
* herein is developed by SUN MICROSYSTEMS, INC., and is contributed
|
||||
* to the OpenSSL project.
|
||||
*
|
||||
* The ECC Code is licensed pursuant to the OpenSSL open source
|
||||
* license provided below.
|
||||
*
|
||||
* The ECDH software is originally written by Douglas Stebila of
|
||||
* Sun Microsystems Laboratories.
|
||||
*
|
||||
*/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include "../e_os.h"
|
||||
|
||||
#include <openssl/opensslconf.h> /* for OPENSSL_NO_EC */
|
||||
#include <openssl/crypto.h>
|
||||
#include <openssl/bio.h>
|
||||
#include <openssl/bn.h>
|
||||
#include <openssl/objects.h>
|
||||
#include <openssl/rand.h>
|
||||
#include <openssl/sha.h>
|
||||
#include <openssl/err.h>
|
||||
|
||||
#ifdef OPENSSL_NO_EC
|
||||
int main(int argc, char *argv[])
|
||||
{
|
||||
printf("No ECDH support\n");
|
||||
return (0);
|
||||
}
|
||||
#else
|
||||
# include <openssl/ec.h>
|
||||
|
||||
static const char rnd_seed[] =
|
||||
"string to make the random number generator think it has entropy";
|
||||
|
||||
static const int KDF1_SHA1_len = 20;
|
||||
static void *KDF1_SHA1(const void *in, size_t inlen, void *out,
|
||||
size_t *outlen)
|
||||
{
|
||||
if (*outlen < SHA_DIGEST_LENGTH)
|
||||
return NULL;
|
||||
*outlen = SHA_DIGEST_LENGTH;
|
||||
return SHA1(in, inlen, out);
|
||||
}
|
||||
|
||||
static int test_ecdh_curve(int nid, BN_CTX *ctx, BIO *out)
|
||||
{
|
||||
EC_KEY *a = NULL;
|
||||
EC_KEY *b = NULL;
|
||||
BIGNUM *x_a = NULL, *y_a = NULL, *x_b = NULL, *y_b = NULL;
|
||||
char buf[12];
|
||||
unsigned char *abuf = NULL, *bbuf = NULL;
|
||||
int i, alen, blen, aout, bout, ret = 0;
|
||||
const EC_GROUP *group;
|
||||
|
||||
a = EC_KEY_new_by_curve_name(nid);
|
||||
b = EC_KEY_new_by_curve_name(nid);
|
||||
if (a == NULL || b == NULL)
|
||||
goto err;
|
||||
|
||||
group = EC_KEY_get0_group(a);
|
||||
|
||||
if ((x_a = BN_new()) == NULL)
|
||||
goto err;
|
||||
if ((y_a = BN_new()) == NULL)
|
||||
goto err;
|
||||
if ((x_b = BN_new()) == NULL)
|
||||
goto err;
|
||||
if ((y_b = BN_new()) == NULL)
|
||||
goto err;
|
||||
|
||||
BIO_puts(out, "Testing key generation with ");
|
||||
BIO_puts(out, OBJ_nid2sn(nid));
|
||||
# ifdef NOISY
|
||||
BIO_puts(out, "\n");
|
||||
# else
|
||||
(void)BIO_flush(out);
|
||||
# endif
|
||||
|
||||
if (!EC_KEY_generate_key(a))
|
||||
goto err;
|
||||
|
||||
if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) ==
|
||||
NID_X9_62_prime_field) {
|
||||
if (!EC_POINT_get_affine_coordinates_GFp
|
||||
(group, EC_KEY_get0_public_key(a), x_a, y_a, ctx))
|
||||
goto err;
|
||||
}
|
||||
# ifndef OPENSSL_NO_EC2M
|
||||
else {
|
||||
if (!EC_POINT_get_affine_coordinates_GF2m(group,
|
||||
EC_KEY_get0_public_key(a),
|
||||
x_a, y_a, ctx))
|
||||
goto err;
|
||||
}
|
||||
# endif
|
||||
# ifdef NOISY
|
||||
BIO_puts(out, " pri 1=");
|
||||
BN_print(out, a->priv_key);
|
||||
BIO_puts(out, "\n pub 1=");
|
||||
BN_print(out, x_a);
|
||||
BIO_puts(out, ",");
|
||||
BN_print(out, y_a);
|
||||
BIO_puts(out, "\n");
|
||||
# else
|
||||
BIO_printf(out, " .");
|
||||
(void)BIO_flush(out);
|
||||
# endif
|
||||
|
||||
if (!EC_KEY_generate_key(b))
|
||||
goto err;
|
||||
|
||||
if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) ==
|
||||
NID_X9_62_prime_field) {
|
||||
if (!EC_POINT_get_affine_coordinates_GFp
|
||||
(group, EC_KEY_get0_public_key(b), x_b, y_b, ctx))
|
||||
goto err;
|
||||
}
|
||||
# ifndef OPENSSL_NO_EC2M
|
||||
else {
|
||||
if (!EC_POINT_get_affine_coordinates_GF2m(group,
|
||||
EC_KEY_get0_public_key(b),
|
||||
x_b, y_b, ctx))
|
||||
goto err;
|
||||
}
|
||||
# endif
|
||||
|
||||
# ifdef NOISY
|
||||
BIO_puts(out, " pri 2=");
|
||||
BN_print(out, b->priv_key);
|
||||
BIO_puts(out, "\n pub 2=");
|
||||
BN_print(out, x_b);
|
||||
BIO_puts(out, ",");
|
||||
BN_print(out, y_b);
|
||||
BIO_puts(out, "\n");
|
||||
# else
|
||||
BIO_printf(out, ".");
|
||||
(void)BIO_flush(out);
|
||||
# endif
|
||||
|
||||
alen = KDF1_SHA1_len;
|
||||
abuf = OPENSSL_malloc(alen);
|
||||
aout =
|
||||
ECDH_compute_key(abuf, alen, EC_KEY_get0_public_key(b), a, KDF1_SHA1);
|
||||
|
||||
# ifdef NOISY
|
||||
BIO_puts(out, " key1 =");
|
||||
for (i = 0; i < aout; i++) {
|
||||
sprintf(buf, "%02X", abuf[i]);
|
||||
BIO_puts(out, buf);
|
||||
}
|
||||
BIO_puts(out, "\n");
|
||||
# else
|
||||
BIO_printf(out, ".");
|
||||
(void)BIO_flush(out);
|
||||
# endif
|
||||
|
||||
blen = KDF1_SHA1_len;
|
||||
bbuf = OPENSSL_malloc(blen);
|
||||
bout =
|
||||
ECDH_compute_key(bbuf, blen, EC_KEY_get0_public_key(a), b, KDF1_SHA1);
|
||||
|
||||
# ifdef NOISY
|
||||
BIO_puts(out, " key2 =");
|
||||
for (i = 0; i < bout; i++) {
|
||||
sprintf(buf, "%02X", bbuf[i]);
|
||||
BIO_puts(out, buf);
|
||||
}
|
||||
BIO_puts(out, "\n");
|
||||
# else
|
||||
BIO_printf(out, ".");
|
||||
(void)BIO_flush(out);
|
||||
# endif
|
||||
|
||||
if ((aout < 4) || (bout != aout) || (memcmp(abuf, bbuf, aout) != 0)) {
|
||||
# ifndef NOISY
|
||||
BIO_printf(out, " failed\n\n");
|
||||
BIO_printf(out, "key a:\n");
|
||||
BIO_printf(out, "private key: ");
|
||||
BN_print(out, EC_KEY_get0_private_key(a));
|
||||
BIO_printf(out, "\n");
|
||||
BIO_printf(out, "public key (x,y): ");
|
||||
BN_print(out, x_a);
|
||||
BIO_printf(out, ",");
|
||||
BN_print(out, y_a);
|
||||
BIO_printf(out, "\nkey b:\n");
|
||||
BIO_printf(out, "private key: ");
|
||||
BN_print(out, EC_KEY_get0_private_key(b));
|
||||
BIO_printf(out, "\n");
|
||||
BIO_printf(out, "public key (x,y): ");
|
||||
BN_print(out, x_b);
|
||||
BIO_printf(out, ",");
|
||||
BN_print(out, y_b);
|
||||
BIO_printf(out, "\n");
|
||||
BIO_printf(out, "generated key a: ");
|
||||
for (i = 0; i < bout; i++) {
|
||||
sprintf(buf, "%02X", bbuf[i]);
|
||||
BIO_puts(out, buf);
|
||||
}
|
||||
BIO_printf(out, "\n");
|
||||
BIO_printf(out, "generated key b: ");
|
||||
for (i = 0; i < aout; i++) {
|
||||
sprintf(buf, "%02X", abuf[i]);
|
||||
BIO_puts(out, buf);
|
||||
}
|
||||
BIO_printf(out, "\n");
|
||||
# endif
|
||||
fprintf(stderr, "Error in ECDH routines\n");
|
||||
ret = 0;
|
||||
} else {
|
||||
# ifndef NOISY
|
||||
BIO_printf(out, " ok\n");
|
||||
# endif
|
||||
ret = 1;
|
||||
}
|
||||
err:
|
||||
ERR_print_errors_fp(stderr);
|
||||
|
||||
OPENSSL_free(abuf);
|
||||
OPENSSL_free(bbuf);
|
||||
BN_free(x_a);
|
||||
BN_free(y_a);
|
||||
BN_free(x_b);
|
||||
BN_free(y_b);
|
||||
EC_KEY_free(b);
|
||||
EC_KEY_free(a);
|
||||
return (ret);
|
||||
}
|
||||
|
||||
typedef struct {
|
||||
const int nid;
|
||||
const char *da;
|
||||
const char *db;
|
||||
const char *Z;
|
||||
} ecdh_kat_t;
|
||||
|
||||
static const ecdh_kat_t ecdh_kats[] = {
|
||||
/* Keys and shared secrets from RFC 5114 */
|
||||
{ NID_X9_62_prime192v1,
|
||||
"323FA3169D8E9C6593F59476BC142000AB5BE0E249C43426",
|
||||
"631F95BB4A67632C9C476EEE9AB695AB240A0499307FCF62",
|
||||
"AD420182633F8526BFE954ACDA376F05E5FF4F837F54FEBE" },
|
||||
{ NID_secp224r1,
|
||||
"B558EB6C288DA707BBB4F8FBAE2AB9E9CB62E3BC5C7573E22E26D37F",
|
||||
"AC3B1ADD3D9770E6F6A708EE9F3B8E0AB3B480E9F27F85C88B5E6D18",
|
||||
"52272F50F46F4EDC9151569092F46DF2D96ECC3B6DC1714A4EA949FA" },
|
||||
{ NID_X9_62_prime256v1,
|
||||
"814264145F2F56F2E96A8E337A1284993FAF432A5ABCE59E867B7291D507A3AF",
|
||||
"2CE1788EC197E096DB95A200CC0AB26A19CE6BCCAD562B8EEE1B593761CF7F41",
|
||||
"DD0F5396219D1EA393310412D19A08F1F5811E9DC8EC8EEA7F80D21C820C2788" },
|
||||
{ NID_secp384r1,
|
||||
"D27335EA71664AF244DD14E9FD1260715DFD8A7965571C48D709EE7A7962A156"
|
||||
"D706A90CBCB5DF2986F05FEADB9376F1",
|
||||
"52D1791FDB4B70F89C0F00D456C2F7023B6125262C36A7DF1F80231121CCE3D3"
|
||||
"9BE52E00C194A4132C4A6C768BCD94D2",
|
||||
"5EA1FC4AF7256D2055981B110575E0A8CAE53160137D904C59D926EB1B8456E4"
|
||||
"27AA8A4540884C37DE159A58028ABC0E" },
|
||||
{ NID_secp521r1,
|
||||
"0113F82DA825735E3D97276683B2B74277BAD27335EA71664AF2430CC4F33459"
|
||||
"B9669EE78B3FFB9B8683015D344DCBFEF6FB9AF4C6C470BE254516CD3C1A1FB4"
|
||||
"7362",
|
||||
"00CEE3480D8645A17D249F2776D28BAE616952D1791FDB4B70F7C3378732AA1B"
|
||||
"22928448BCD1DC2496D435B01048066EBE4F72903C361B1A9DC1193DC2C9D089"
|
||||
"1B96",
|
||||
"00CDEA89621CFA46B132F9E4CFE2261CDE2D4368EB5656634C7CC98C7A00CDE5"
|
||||
"4ED1866A0DD3E6126C9D2F845DAFF82CEB1DA08F5D87521BB0EBECA77911169C"
|
||||
"20CC" },
|
||||
/* Keys and shared secrets from RFC 5903 */
|
||||
{ NID_X9_62_prime256v1,
|
||||
"C88F01F510D9AC3F70A292DAA2316DE544E9AAB8AFE84049C62A9C57862D1433",
|
||||
"C6EF9C5D78AE012A011164ACB397CE2088685D8F06BF9BE0B283AB46476BEE53",
|
||||
"D6840F6B42F6EDAFD13116E0E12565202FEF8E9ECE7DCE03812464D04B9442DE" },
|
||||
{ NID_secp384r1,
|
||||
"099F3C7034D4A2C699884D73A375A67F7624EF7C6B3C0F160647B67414DCE655"
|
||||
"E35B538041E649EE3FAEF896783AB194",
|
||||
"41CB0779B4BDB85D47846725FBEC3C9430FAB46CC8DC5060855CC9BDA0AA2942"
|
||||
"E0308312916B8ED2960E4BD55A7448FC",
|
||||
"11187331C279962D93D604243FD592CB9D0A926F422E47187521287E7156C5C4"
|
||||
"D603135569B9E9D09CF5D4A270F59746" },
|
||||
{ NID_secp521r1,
|
||||
"0037ADE9319A89F4DABDB3EF411AACCCA5123C61ACAB57B5393DCE47608172A0"
|
||||
"95AA85A30FE1C2952C6771D937BA9777F5957B2639BAB072462F68C27A57382D"
|
||||
"4A52",
|
||||
"0145BA99A847AF43793FDD0E872E7CDFA16BE30FDC780F97BCCC3F078380201E"
|
||||
"9C677D600B343757A3BDBF2A3163E4C2F869CCA7458AA4A4EFFC311F5CB15168"
|
||||
"5EB9",
|
||||
"01144C7D79AE6956BC8EDB8E7C787C4521CB086FA64407F97894E5E6B2D79B04"
|
||||
"D1427E73CA4BAA240A34786859810C06B3C715A3A8CC3151F2BEE417996D19F3"
|
||||
"DDEA" },
|
||||
/* Keys and shared secrets from RFC 7027 */
|
||||
{ NID_brainpoolP256r1,
|
||||
"81DB1EE100150FF2EA338D708271BE38300CB54241D79950F77B063039804F1D",
|
||||
"55E40BC41E37E3E2AD25C3C6654511FFA8474A91A0032087593852D3E7D76BD3",
|
||||
"89AFC39D41D3B327814B80940B042590F96556EC91E6AE7939BCE31F3A18BF2B" },
|
||||
{ NID_brainpoolP384r1,
|
||||
"1E20F5E048A5886F1F157C74E91BDE2B98C8B52D58E5003D57053FC4B0BD65D6"
|
||||
"F15EB5D1EE1610DF870795143627D042",
|
||||
"032640BC6003C59260F7250C3DB58CE647F98E1260ACCE4ACDA3DD869F74E01F"
|
||||
"8BA5E0324309DB6A9831497ABAC96670",
|
||||
"0BD9D3A7EA0B3D519D09D8E48D0785FB744A6B355E6304BC51C229FBBCE239BB"
|
||||
"ADF6403715C35D4FB2A5444F575D4F42" },
|
||||
{ NID_brainpoolP512r1,
|
||||
"16302FF0DBBB5A8D733DAB7141C1B45ACBC8715939677F6A56850A38BD87BD59"
|
||||
"B09E80279609FF333EB9D4C061231FB26F92EEB04982A5F1D1764CAD57665422",
|
||||
"230E18E1BCC88A362FA54E4EA3902009292F7F8033624FD471B5D8ACE49D12CF"
|
||||
"ABBC19963DAB8E2F1EBA00BFFB29E4D72D13F2224562F405CB80503666B25429",
|
||||
"A7927098655F1F9976FA50A9D566865DC530331846381C87256BAF3226244B76"
|
||||
"D36403C024D7BBF0AA0803EAFF405D3D24F11A9B5C0BEF679FE1454B21C4CD1F" }
|
||||
};
|
||||
|
||||
/* Given private value and NID, create EC_KEY structure */
|
||||
|
||||
static EC_KEY *mk_eckey(int nid, const char *str)
|
||||
{
|
||||
int ok = 0;
|
||||
EC_KEY *k = NULL;
|
||||
BIGNUM *priv = NULL;
|
||||
EC_POINT *pub = NULL;
|
||||
const EC_GROUP *grp;
|
||||
k = EC_KEY_new_by_curve_name(nid);
|
||||
if (!k)
|
||||
goto err;
|
||||
if(!BN_hex2bn(&priv, str))
|
||||
goto err;
|
||||
if (!priv)
|
||||
goto err;
|
||||
if (!EC_KEY_set_private_key(k, priv))
|
||||
goto err;
|
||||
grp = EC_KEY_get0_group(k);
|
||||
pub = EC_POINT_new(grp);
|
||||
if (!pub)
|
||||
goto err;
|
||||
if (!EC_POINT_mul(grp, pub, priv, NULL, NULL, NULL))
|
||||
goto err;
|
||||
if (!EC_KEY_set_public_key(k, pub))
|
||||
goto err;
|
||||
ok = 1;
|
||||
err:
|
||||
BN_clear_free(priv);
|
||||
EC_POINT_free(pub);
|
||||
if (ok)
|
||||
return k;
|
||||
EC_KEY_free(k);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/*
|
||||
* Known answer test: compute shared secret and check it matches expected
|
||||
* value.
|
||||
*/
|
||||
|
||||
static int ecdh_kat(BIO *out, const ecdh_kat_t *kat)
|
||||
{
|
||||
int rv = 0;
|
||||
EC_KEY *key1 = NULL, *key2 = NULL;
|
||||
BIGNUM *bnz = NULL;
|
||||
unsigned char *Ztmp = NULL, *Z = NULL;
|
||||
size_t Ztmplen, Zlen;
|
||||
BIO_puts(out, "Testing ECDH shared secret with ");
|
||||
BIO_puts(out, OBJ_nid2sn(kat->nid));
|
||||
if(!BN_hex2bn(&bnz, kat->Z))
|
||||
goto err;
|
||||
key1 = mk_eckey(kat->nid, kat->da);
|
||||
key2 = mk_eckey(kat->nid, kat->db);
|
||||
if (!key1 || !key2)
|
||||
goto err;
|
||||
Ztmplen = (EC_GROUP_get_degree(EC_KEY_get0_group(key1)) + 7) / 8;
|
||||
Zlen = BN_num_bytes(bnz);
|
||||
if (Zlen > Ztmplen)
|
||||
goto err;
|
||||
if((Ztmp = OPENSSL_zalloc(Ztmplen)) == NULL)
|
||||
goto err;
|
||||
if((Z = OPENSSL_zalloc(Ztmplen)) == NULL)
|
||||
goto err;
|
||||
if(!BN_bn2binpad(bnz, Z, Ztmplen))
|
||||
goto err;
|
||||
if (!ECDH_compute_key(Ztmp, Ztmplen,
|
||||
EC_KEY_get0_public_key(key2), key1, 0))
|
||||
goto err;
|
||||
if (memcmp(Ztmp, Z, Ztmplen))
|
||||
goto err;
|
||||
memset(Ztmp, 0, Ztmplen);
|
||||
if (!ECDH_compute_key(Ztmp, Ztmplen,
|
||||
EC_KEY_get0_public_key(key1), key2, 0))
|
||||
goto err;
|
||||
if (memcmp(Ztmp, Z, Ztmplen))
|
||||
goto err;
|
||||
rv = 1;
|
||||
err:
|
||||
EC_KEY_free(key1);
|
||||
EC_KEY_free(key2);
|
||||
OPENSSL_free(Ztmp);
|
||||
OPENSSL_free(Z);
|
||||
BN_free(bnz);
|
||||
if (rv)
|
||||
BIO_puts(out, " ok\n");
|
||||
else {
|
||||
fprintf(stderr, "Error in ECDH routines\n");
|
||||
ERR_print_errors_fp(stderr);
|
||||
}
|
||||
return rv;
|
||||
}
|
||||
|
||||
#include "ecdhtest_cavs.h"
|
||||
|
||||
/*
|
||||
* NIST SP800-56A co-factor ECDH tests.
|
||||
* KATs taken from NIST documents with parameters:
|
||||
*
|
||||
* - (QCAVSx,QCAVSy) is the public key for CAVS.
|
||||
* - dIUT is the private key for IUT.
|
||||
* - (QIUTx,QIUTy) is the public key for IUT.
|
||||
* - ZIUT is the shared secret KAT.
|
||||
*
|
||||
* CAVS: Cryptographic Algorithm Validation System
|
||||
* IUT: Implementation Under Test
|
||||
*
|
||||
* This function tests two things:
|
||||
*
|
||||
* 1. dIUT * G = (QIUTx,QIUTy)
|
||||
* i.e. public key for IUT computes correctly.
|
||||
* 2. x-coord of cofactor * dIUT * (QCAVSx,QCAVSy) = ZIUT
|
||||
* i.e. co-factor ECDH key computes correctly.
|
||||
*
|
||||
* returns zero on failure or unsupported curve. One otherwise.
|
||||
*/
|
||||
static int ecdh_cavs_kat(BIO *out, const ecdh_cavs_kat_t *kat)
|
||||
{
|
||||
int rv = 0, is_char_two = 0;
|
||||
EC_KEY *key1 = NULL;
|
||||
EC_POINT *pub = NULL;
|
||||
const EC_GROUP *group = NULL;
|
||||
BIGNUM *bnz = NULL, *x = NULL, *y = NULL;
|
||||
unsigned char *Ztmp = NULL, *Z = NULL;
|
||||
size_t Ztmplen, Zlen;
|
||||
BIO_puts(out, "Testing ECC CDH Primitive SP800-56A with ");
|
||||
BIO_puts(out, OBJ_nid2sn(kat->nid));
|
||||
|
||||
/* dIUT is IUT's private key */
|
||||
if ((key1 = mk_eckey(kat->nid, kat->dIUT)) == NULL)
|
||||
goto err;
|
||||
/* these are cofactor ECDH KATs */
|
||||
EC_KEY_set_flags(key1, EC_FLAG_COFACTOR_ECDH);
|
||||
|
||||
if ((group = EC_KEY_get0_group(key1)) == NULL)
|
||||
goto err;
|
||||
if ((pub = EC_POINT_new(group)) == NULL)
|
||||
goto err;
|
||||
|
||||
if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) == NID_X9_62_characteristic_two_field)
|
||||
is_char_two = 1;
|
||||
|
||||
/* (QIUTx, QIUTy) is IUT's public key */
|
||||
if(!BN_hex2bn(&x, kat->QIUTx))
|
||||
goto err;
|
||||
if(!BN_hex2bn(&y, kat->QIUTy))
|
||||
goto err;
|
||||
if (is_char_two) {
|
||||
#ifdef OPENSSL_NO_EC2M
|
||||
goto err;
|
||||
#else
|
||||
if (!EC_POINT_set_affine_coordinates_GF2m(group, pub, x, y, NULL))
|
||||
goto err;
|
||||
#endif
|
||||
}
|
||||
else {
|
||||
if (!EC_POINT_set_affine_coordinates_GFp(group, pub, x, y, NULL))
|
||||
goto err;
|
||||
}
|
||||
/* dIUT * G = (QIUTx, QIUTy) should hold */
|
||||
if (EC_POINT_cmp(group, EC_KEY_get0_public_key(key1), pub, NULL))
|
||||
goto err;
|
||||
|
||||
/* (QCAVSx, QCAVSy) is CAVS's public key */
|
||||
if(!BN_hex2bn(&x, kat->QCAVSx))
|
||||
goto err;
|
||||
if(!BN_hex2bn(&y, kat->QCAVSy))
|
||||
goto err;
|
||||
if (is_char_two) {
|
||||
#ifdef OPENSSL_NO_EC2M
|
||||
goto err;
|
||||
#else
|
||||
if (!EC_POINT_set_affine_coordinates_GF2m(group, pub, x, y, NULL))
|
||||
goto err;
|
||||
#endif
|
||||
}
|
||||
else {
|
||||
if (!EC_POINT_set_affine_coordinates_GFp(group, pub, x, y, NULL))
|
||||
goto err;
|
||||
}
|
||||
|
||||
/* ZIUT is the shared secret */
|
||||
if(!BN_hex2bn(&bnz, kat->ZIUT))
|
||||
goto err;
|
||||
Ztmplen = (EC_GROUP_get_degree(EC_KEY_get0_group(key1)) + 7) / 8;
|
||||
Zlen = BN_num_bytes(bnz);
|
||||
if (Zlen > Ztmplen)
|
||||
goto err;
|
||||
if((Ztmp = OPENSSL_zalloc(Ztmplen)) == NULL)
|
||||
goto err;
|
||||
if((Z = OPENSSL_zalloc(Ztmplen)) == NULL)
|
||||
goto err;
|
||||
if(!BN_bn2binpad(bnz, Z, Ztmplen))
|
||||
goto err;
|
||||
if (!ECDH_compute_key(Ztmp, Ztmplen, pub, key1, 0))
|
||||
goto err;
|
||||
/* shared secrets should be identical */
|
||||
if (memcmp(Ztmp, Z, Ztmplen))
|
||||
goto err;
|
||||
rv = 1;
|
||||
err:
|
||||
EC_KEY_free(key1);
|
||||
EC_POINT_free(pub);
|
||||
BN_free(bnz);
|
||||
BN_free(x);
|
||||
BN_free(y);
|
||||
OPENSSL_free(Ztmp);
|
||||
OPENSSL_free(Z);
|
||||
if (rv) {
|
||||
BIO_puts(out, " ok\n");
|
||||
}
|
||||
else {
|
||||
fprintf(stderr, "Error in ECC CDH routines\n");
|
||||
ERR_print_errors_fp(stderr);
|
||||
}
|
||||
return rv;
|
||||
}
|
||||
|
||||
int main(int argc, char *argv[])
|
||||
{
|
||||
BN_CTX *ctx = NULL;
|
||||
int nid, ret = 1;
|
||||
EC_builtin_curve *curves = NULL;
|
||||
size_t crv_len = 0, n = 0;
|
||||
BIO *out;
|
||||
|
||||
CRYPTO_set_mem_debug(1);
|
||||
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
|
||||
|
||||
RAND_seed(rnd_seed, sizeof rnd_seed);
|
||||
|
||||
out = BIO_new(BIO_s_file());
|
||||
if (out == NULL)
|
||||
EXIT(1);
|
||||
BIO_set_fp(out, stdout, BIO_NOCLOSE | BIO_FP_TEXT);
|
||||
|
||||
if ((ctx = BN_CTX_new()) == NULL)
|
||||
goto err;
|
||||
|
||||
/* get a list of all internal curves */
|
||||
crv_len = EC_get_builtin_curves(NULL, 0);
|
||||
curves = OPENSSL_malloc(sizeof(*curves) * crv_len);
|
||||
if (curves == NULL) goto err;
|
||||
|
||||
if (!EC_get_builtin_curves(curves, crv_len)) goto err;
|
||||
|
||||
/* NAMED CURVES TESTS */
|
||||
for (n = 0; n < crv_len; n++) {
|
||||
nid = curves[n].nid;
|
||||
/*
|
||||
* Skipped for X25519 because affine coordinate operations are not
|
||||
* supported for this curve.
|
||||
* Higher level ECDH tests are performed in evptests.txt instead.
|
||||
*/
|
||||
if (nid == NID_X25519)
|
||||
continue;
|
||||
if (!test_ecdh_curve(nid, ctx, out)) goto err;
|
||||
}
|
||||
|
||||
/* KATs */
|
||||
for (n = 0; n < (sizeof(ecdh_kats)/sizeof(ecdh_kat_t)); n++) {
|
||||
if (!ecdh_kat(out, &ecdh_kats[n]))
|
||||
goto err;
|
||||
}
|
||||
|
||||
/* NIST SP800-56A co-factor ECDH KATs */
|
||||
for (n = 0; n < (sizeof(ecdh_cavs_kats)/sizeof(ecdh_cavs_kat_t)); n++) {
|
||||
if (!ecdh_cavs_kat(out, &ecdh_cavs_kats[n]))
|
||||
goto err;
|
||||
}
|
||||
|
||||
ret = 0;
|
||||
|
||||
err:
|
||||
ERR_print_errors_fp(stderr);
|
||||
OPENSSL_free(curves);
|
||||
BN_CTX_free(ctx);
|
||||
BIO_free(out);
|
||||
|
||||
#ifndef OPENSSL_NO_CRYPTO_MDEBUG
|
||||
if (CRYPTO_mem_leaks_fp(stderr) <= 0)
|
||||
ret = 1;
|
||||
#endif
|
||||
EXIT(ret);
|
||||
}
|
||||
#endif
|
||||
Reference in New Issue
Block a user