예제 #1
0
파일: p_lib.c 프로젝트: 1310701102/sl4a
int EVP_PKEY_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b)
	{
#ifndef OPENSSL_NO_DSA
	if ((a->type == EVP_PKEY_DSA) && (b->type == EVP_PKEY_DSA))
		{
		if (	BN_cmp(a->pkey.dsa->p,b->pkey.dsa->p) ||
			BN_cmp(a->pkey.dsa->q,b->pkey.dsa->q) ||
			BN_cmp(a->pkey.dsa->g,b->pkey.dsa->g))
			return(0);
		else
			return(1);
		}
#endif
#ifndef OPENSSL_NO_EC
	if (a->type == EVP_PKEY_EC && b->type == EVP_PKEY_EC)
		{
		const EC_GROUP *group_a = EC_KEY_get0_group(a->pkey.ec),
		               *group_b = EC_KEY_get0_group(b->pkey.ec);
		if (EC_GROUP_cmp(group_a, group_b, NULL))
			return 0;
		else
			return 1;
		}
#endif
	return(-1);
	}
예제 #2
0
static int ec_cmp_parameters(const EVP_PKEY *a, const EVP_PKEY *b)
	{
	const EC_GROUP *group_a = EC_KEY_get0_group(a->pkey.ec),
	               *group_b = EC_KEY_get0_group(b->pkey.ec);
	if (EC_GROUP_cmp(group_a, group_b, NULL))
		return 0;
	else
		return 1;
	}
예제 #3
0
파일: pki_evp.cpp 프로젝트: J-Javan/xca
static void search_ec_oid(EC_KEY *ec)
{
	const EC_GROUP *ec_group = EC_KEY_get0_group(ec);
	EC_GROUP *builtin;

	if (!ec_group)
		return;
	if (EC_GROUP_get_curve_name(ec_group))
		return;
	/* There is an EC_GROUP with a missing OID
	 * because of explicit parameters */
	for (size_t i=0; i<pki_evp::num_curves; i++) {
		int nid = pki_evp::curves[i].nid;
		builtin = EC_GROUP_new_by_curve_name(nid);
		if (EC_GROUP_cmp(builtin, ec_group, NULL) == 0) {
			EC_GROUP_set_curve_name((EC_GROUP *)ec_group, nid);
			EC_GROUP_set_asn1_flag((EC_GROUP *)ec_group, 1);
			EC_GROUP_free(builtin);
			break;
		} else {
			EC_GROUP_free(builtin);
		}
	}
}
예제 #4
0
파일: ecdh.c 프로젝트: latchset/jose
static json_t *
alg_exch_exc(const jose_hook_alg_t *alg, jose_cfg_t *cfg,
             const json_t *prv, const json_t *pub)
{
    openssl_auto(EC_KEY) *lcl = NULL;
    openssl_auto(EC_KEY) *rem = NULL;
    openssl_auto(BN_CTX) *bnc = NULL;
    openssl_auto(EC_POINT) *p = NULL;
    const EC_GROUP *grp = NULL;

    bnc = BN_CTX_new();
    if (!bnc)
        return NULL;

    lcl = jose_openssl_jwk_to_EC_KEY(cfg, prv);
    if (!lcl)
        return NULL;

    rem = jose_openssl_jwk_to_EC_KEY(cfg, pub);
    if (!rem)
        return NULL;

    grp = EC_KEY_get0_group(lcl);
    if (EC_GROUP_cmp(grp, EC_KEY_get0_group(rem), bnc) != 0)
        return NULL;

    p = EC_POINT_new(grp);
    if (!p)
        return NULL;

    if (EC_POINT_mul(grp, p, NULL, EC_KEY_get0_public_key(rem),
                     EC_KEY_get0_private_key(lcl), bnc) <= 0)
        return NULL;

    return jose_openssl_jwk_from_EC_POINT(cfg, EC_KEY_get0_group(rem), p, NULL);
}