2014-06-20 20:00:00 +01:00
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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* project 2006.
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*/
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/* ====================================================================
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* Copyright (c) 2006 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com). */
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#include <openssl/evp.h>
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#include <openssl/asn1t.h>
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#include <openssl/bn.h>
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#include <openssl/ec.h>
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#include <openssl/err.h>
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#include <openssl/mem.h>
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#include <openssl/obj.h>
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#include <openssl/x509.h>
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#include "internal.h"
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static int eckey_param2type(int *pptype, void **ppval, EC_KEY *ec_key) {
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const EC_GROUP *group;
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int nid;
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if (ec_key == NULL || (group = EC_KEY_get0_group(ec_key)) == NULL) {
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, EVP_R_MISSING_PARAMETERS);
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2014-06-20 20:00:00 +01:00
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return 0;
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}
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nid = EC_GROUP_get_curve_name(group);
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if (nid == NID_undef) {
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, EVP_R_NO_NID_FOR_CURVE);
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2014-06-20 20:00:00 +01:00
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return 0;
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}
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*ppval = (void*) OBJ_nid2obj(nid);
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*pptype = V_ASN1_OBJECT;
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return 1;
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}
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static int eckey_pub_encode(X509_PUBKEY *pk, const EVP_PKEY *pkey) {
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EC_KEY *ec_key = pkey->pkey.ec;
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void *pval = NULL;
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int ptype;
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uint8_t *penc = NULL, *p;
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int penclen;
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if (!eckey_param2type(&ptype, &pval, ec_key)) {
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, ERR_R_EC_LIB);
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2014-06-20 20:00:00 +01:00
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return 0;
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}
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penclen = i2o_ECPublicKey(ec_key, NULL);
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if (penclen <= 0) {
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goto err;
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}
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penc = OPENSSL_malloc(penclen);
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if (!penc) {
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goto err;
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}
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p = penc;
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penclen = i2o_ECPublicKey(ec_key, &p);
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if (penclen <= 0) {
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goto err;
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}
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if (X509_PUBKEY_set0_param(pk, OBJ_nid2obj(EVP_PKEY_EC), ptype, pval, penc,
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penclen)) {
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return 1;
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}
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err:
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if (ptype == V_ASN1_OBJECT) {
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ASN1_OBJECT_free(pval);
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} else {
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ASN1_STRING_free(pval);
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}
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if (penc) {
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OPENSSL_free(penc);
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}
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return 0;
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}
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static EC_KEY *eckey_type2param(int ptype, void *pval) {
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EC_KEY *eckey = NULL;
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if (ptype == V_ASN1_SEQUENCE) {
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ASN1_STRING *pstr = pval;
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const uint8_t *pm = pstr->data;
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int pmlen = pstr->length;
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eckey = d2i_ECParameters(NULL, &pm, pmlen);
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if (eckey == NULL) {
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, EVP_R_DECODE_ERROR);
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2014-06-20 20:00:00 +01:00
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goto err;
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}
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} else if (ptype == V_ASN1_OBJECT) {
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ASN1_OBJECT *poid = pval;
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/* type == V_ASN1_OBJECT => the parameters are given
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* by an asn1 OID */
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2015-03-05 08:05:11 +00:00
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eckey = EC_KEY_new_by_curve_name(OBJ_obj2nid(poid));
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2014-06-20 20:00:00 +01:00
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if (eckey == NULL) {
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goto err;
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}
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} else {
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, EVP_R_DECODE_ERROR);
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2014-06-20 20:00:00 +01:00
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goto err;
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}
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return eckey;
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err:
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if (eckey) {
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EC_KEY_free(eckey);
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}
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return NULL;
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}
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static int eckey_pub_decode(EVP_PKEY *pkey, X509_PUBKEY *pubkey) {
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const uint8_t *p = NULL;
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void *pval;
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int ptype, pklen;
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EC_KEY *eckey = NULL;
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X509_ALGOR *palg;
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if (!X509_PUBKEY_get0_param(NULL, &p, &pklen, &palg, pubkey)) {
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return 0;
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}
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X509_ALGOR_get0(NULL, &ptype, &pval, palg);
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eckey = eckey_type2param(ptype, pval);
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if (!eckey) {
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, ERR_R_EC_LIB);
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2014-06-20 20:00:00 +01:00
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return 0;
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}
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/* We have parameters now set public key */
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if (!o2i_ECPublicKey(&eckey, &p, pklen)) {
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, EVP_R_DECODE_ERROR);
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2014-06-20 20:00:00 +01:00
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goto err;
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}
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EVP_PKEY_assign_EC_KEY(pkey, eckey);
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return 1;
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err:
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2015-02-11 06:17:41 +00:00
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if (eckey) {
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2014-06-20 20:00:00 +01:00
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EC_KEY_free(eckey);
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2015-02-11 06:17:41 +00:00
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}
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2014-06-20 20:00:00 +01:00
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return 0;
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}
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static int eckey_pub_cmp(const EVP_PKEY *a, const EVP_PKEY *b) {
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int r;
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const EC_GROUP *group = EC_KEY_get0_group(b->pkey.ec);
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const EC_POINT *pa = EC_KEY_get0_public_key(a->pkey.ec),
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*pb = EC_KEY_get0_public_key(b->pkey.ec);
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r = EC_POINT_cmp(group, pa, pb, NULL);
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if (r == 0) {
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return 1;
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} else if (r == 1) {
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return 0;
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} else {
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return -2;
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}
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}
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static int eckey_priv_decode(EVP_PKEY *pkey, PKCS8_PRIV_KEY_INFO *p8) {
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const uint8_t *p = NULL;
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void *pval;
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int ptype, pklen;
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EC_KEY *eckey = NULL;
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X509_ALGOR *palg;
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if (!PKCS8_pkey_get0(NULL, &p, &pklen, &palg, p8)) {
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return 0;
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}
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X509_ALGOR_get0(NULL, &ptype, &pval, palg);
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eckey = eckey_type2param(ptype, pval);
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2015-02-11 06:17:41 +00:00
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if (!eckey) {
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2014-06-20 20:00:00 +01:00
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goto ecliberr;
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2015-02-11 06:17:41 +00:00
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}
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2014-06-20 20:00:00 +01:00
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/* We have parameters now set private key */
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if (!d2i_ECPrivateKey(&eckey, &p, pklen)) {
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, EVP_R_DECODE_ERROR);
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2014-06-20 20:00:00 +01:00
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goto ecerr;
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}
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/* calculate public key (if necessary) */
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if (EC_KEY_get0_public_key(eckey) == NULL) {
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const BIGNUM *priv_key;
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const EC_GROUP *group;
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EC_POINT *pub_key;
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/* the public key was not included in the SEC1 private
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* key => calculate the public key */
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group = EC_KEY_get0_group(eckey);
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pub_key = EC_POINT_new(group);
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if (pub_key == NULL) {
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, ERR_R_EC_LIB);
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2014-06-20 20:00:00 +01:00
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goto ecliberr;
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}
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if (!EC_POINT_copy(pub_key, EC_GROUP_get0_generator(group))) {
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EC_POINT_free(pub_key);
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, ERR_R_EC_LIB);
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2014-06-20 20:00:00 +01:00
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goto ecliberr;
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}
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priv_key = EC_KEY_get0_private_key(eckey);
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if (!EC_POINT_mul(group, pub_key, priv_key, NULL, NULL, NULL)) {
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EC_POINT_free(pub_key);
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, ERR_R_EC_LIB);
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2014-06-20 20:00:00 +01:00
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goto ecliberr;
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}
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if (EC_KEY_set_public_key(eckey, pub_key) == 0) {
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EC_POINT_free(pub_key);
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2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, ERR_R_EC_LIB);
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2014-06-20 20:00:00 +01:00
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goto ecliberr;
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}
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EC_POINT_free(pub_key);
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}
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EVP_PKEY_assign_EC_KEY(pkey, eckey);
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return 1;
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ecliberr:
|
2015-06-29 05:28:17 +01:00
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OPENSSL_PUT_ERROR(EVP, ERR_R_EC_LIB);
|
2014-06-20 20:00:00 +01:00
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ecerr:
|
2015-02-11 06:17:41 +00:00
|
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if (eckey) {
|
2014-06-20 20:00:00 +01:00
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EC_KEY_free(eckey);
|
2015-02-11 06:17:41 +00:00
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}
|
2014-06-20 20:00:00 +01:00
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return 0;
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}
|
|
|
|
|
|
|
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static int eckey_priv_encode(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pkey) {
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|
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EC_KEY *ec_key;
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uint8_t *ep, *p;
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int eplen, ptype;
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void *pval;
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unsigned int tmp_flags, old_flags;
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ec_key = pkey->pkey.ec;
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if (!eckey_param2type(&ptype, &pval, ec_key)) {
|
2015-06-29 05:28:17 +01:00
|
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OPENSSL_PUT_ERROR(EVP, EVP_R_DECODE_ERROR);
|
2014-06-20 20:00:00 +01:00
|
|
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return 0;
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}
|
|
|
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|
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|
|
/* set the private key */
|
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|
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|
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/* do not include the parameters in the SEC1 private key
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* see PKCS#11 12.11 */
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|
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old_flags = EC_KEY_get_enc_flags(ec_key);
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|
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tmp_flags = old_flags | EC_PKEY_NO_PARAMETERS;
|
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|
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EC_KEY_set_enc_flags(ec_key, tmp_flags);
|
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|
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eplen = i2d_ECPrivateKey(ec_key, NULL);
|
|
|
|
if (!eplen) {
|
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|
|
EC_KEY_set_enc_flags(ec_key, old_flags);
|
2015-06-29 05:28:17 +01:00
|
|
|
OPENSSL_PUT_ERROR(EVP, ERR_R_EC_LIB);
|
2014-06-20 20:00:00 +01:00
|
|
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return 0;
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|
|
}
|
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|
|
ep = (uint8_t *)OPENSSL_malloc(eplen);
|
|
|
|
if (!ep) {
|
|
|
|
EC_KEY_set_enc_flags(ec_key, old_flags);
|
2015-06-29 05:28:17 +01:00
|
|
|
OPENSSL_PUT_ERROR(EVP, ERR_R_MALLOC_FAILURE);
|
2014-06-20 20:00:00 +01:00
|
|
|
return 0;
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|
|
}
|
|
|
|
p = ep;
|
|
|
|
if (!i2d_ECPrivateKey(ec_key, &p)) {
|
|
|
|
EC_KEY_set_enc_flags(ec_key, old_flags);
|
|
|
|
OPENSSL_free(ep);
|
2015-06-29 05:28:17 +01:00
|
|
|
OPENSSL_PUT_ERROR(EVP, ERR_R_EC_LIB);
|
2014-06-20 20:00:00 +01:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
/* restore old encoding flags */
|
|
|
|
EC_KEY_set_enc_flags(ec_key, old_flags);
|
|
|
|
|
|
|
|
if (!PKCS8_pkey_set0(p8, (ASN1_OBJECT *)OBJ_nid2obj(NID_X9_62_id_ecPublicKey),
|
|
|
|
0, ptype, pval, ep, eplen)) {
|
2015-06-17 05:02:11 +01:00
|
|
|
OPENSSL_free(ep);
|
2014-06-20 20:00:00 +01:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int int_ec_size(const EVP_PKEY *pkey) {
|
|
|
|
return ECDSA_size(pkey->pkey.ec);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int ec_bits(const EVP_PKEY *pkey) {
|
|
|
|
BIGNUM *order = BN_new();
|
|
|
|
const EC_GROUP *group;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
if (!order) {
|
|
|
|
ERR_clear_error();
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
group = EC_KEY_get0_group(pkey->pkey.ec);
|
|
|
|
if (!EC_GROUP_get_order(group, order, NULL)) {
|
|
|
|
ERR_clear_error();
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
ret = BN_num_bits(order);
|
|
|
|
BN_free(order);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int ec_missing_parameters(const EVP_PKEY *pkey) {
|
|
|
|
return EC_KEY_get0_group(pkey->pkey.ec) == NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int ec_copy_parameters(EVP_PKEY *to, const EVP_PKEY *from) {
|
|
|
|
EC_GROUP *group = EC_GROUP_dup(EC_KEY_get0_group(from->pkey.ec));
|
|
|
|
if (group == NULL ||
|
|
|
|
EC_KEY_set_group(to->pkey.ec, group) == 0) {
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
EC_GROUP_free(group);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
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);
|
2015-02-24 22:30:15 +00:00
|
|
|
if (EC_GROUP_cmp(group_a, group_b, NULL) != 0) {
|
|
|
|
/* mismatch */
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
return 1;
|
2014-06-20 20:00:00 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static void int_ec_free(EVP_PKEY *pkey) { EC_KEY_free(pkey->pkey.ec); }
|
|
|
|
|
|
|
|
static int do_EC_KEY_print(BIO *bp, const EC_KEY *x, int off, int ktype) {
|
|
|
|
uint8_t *buffer = NULL;
|
|
|
|
const char *ecstr;
|
|
|
|
size_t buf_len = 0, i;
|
|
|
|
int ret = 0, reason = ERR_R_BIO_LIB;
|
|
|
|
BIGNUM *order = NULL;
|
|
|
|
BN_CTX *ctx = NULL;
|
|
|
|
const EC_GROUP *group;
|
|
|
|
const EC_POINT *public_key;
|
|
|
|
const BIGNUM *priv_key;
|
|
|
|
uint8_t *pub_key_bytes = NULL;
|
|
|
|
size_t pub_key_bytes_len = 0;
|
|
|
|
|
|
|
|
if (x == NULL || (group = EC_KEY_get0_group(x)) == NULL) {
|
|
|
|
reason = ERR_R_PASSED_NULL_PARAMETER;
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
ctx = BN_CTX_new();
|
|
|
|
if (ctx == NULL) {
|
|
|
|
reason = ERR_R_MALLOC_FAILURE;
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (ktype > 0) {
|
|
|
|
public_key = EC_KEY_get0_public_key(x);
|
2014-06-20 20:00:00 +01:00
|
|
|
if (public_key != NULL) {
|
|
|
|
pub_key_bytes_len = EC_POINT_point2oct(
|
|
|
|
group, public_key, EC_KEY_get_conv_form(x), NULL, 0, ctx);
|
|
|
|
if (pub_key_bytes_len == 0) {
|
|
|
|
reason = ERR_R_MALLOC_FAILURE;
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
pub_key_bytes = OPENSSL_malloc(pub_key_bytes_len);
|
|
|
|
if (pub_key_bytes == NULL) {
|
|
|
|
reason = ERR_R_MALLOC_FAILURE;
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
pub_key_bytes_len =
|
|
|
|
EC_POINT_point2oct(group, public_key, EC_KEY_get_conv_form(x),
|
|
|
|
pub_key_bytes, pub_key_bytes_len, ctx);
|
|
|
|
if (pub_key_bytes_len == 0) {
|
|
|
|
reason = ERR_R_MALLOC_FAILURE;
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
buf_len = pub_key_bytes_len;
|
2014-06-20 20:00:00 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (ktype == 2) {
|
|
|
|
priv_key = EC_KEY_get0_private_key(x);
|
2015-02-11 06:17:41 +00:00
|
|
|
if (priv_key && (i = (size_t)BN_num_bytes(priv_key)) > buf_len) {
|
2014-06-20 20:00:00 +01:00
|
|
|
buf_len = i;
|
2015-02-11 06:17:41 +00:00
|
|
|
}
|
|
|
|
} else {
|
2014-06-20 20:00:00 +01:00
|
|
|
priv_key = NULL;
|
2015-02-11 06:17:41 +00:00
|
|
|
}
|
2014-06-20 20:00:00 +01:00
|
|
|
|
|
|
|
if (ktype > 0) {
|
|
|
|
buf_len += 10;
|
|
|
|
if ((buffer = OPENSSL_malloc(buf_len)) == NULL) {
|
|
|
|
reason = ERR_R_MALLOC_FAILURE;
|
|
|
|
goto err;
|
|
|
|
}
|
|
|
|
}
|
2015-02-11 06:17:41 +00:00
|
|
|
if (ktype == 2) {
|
2014-06-20 20:00:00 +01:00
|
|
|
ecstr = "Private-Key";
|
2015-02-11 06:17:41 +00:00
|
|
|
} else if (ktype == 1) {
|
2014-06-20 20:00:00 +01:00
|
|
|
ecstr = "Public-Key";
|
2015-02-11 06:17:41 +00:00
|
|
|
} else {
|
2014-06-20 20:00:00 +01:00
|
|
|
ecstr = "ECDSA-Parameters";
|
2015-02-11 06:17:41 +00:00
|
|
|
}
|
2014-06-20 20:00:00 +01:00
|
|
|
|
2015-02-11 06:17:41 +00:00
|
|
|
if (!BIO_indent(bp, off, 128)) {
|
2014-06-20 20:00:00 +01:00
|
|
|
goto err;
|
2015-02-11 06:17:41 +00:00
|
|
|
}
|
|
|
|
order = BN_new();
|
|
|
|
if (order == NULL || !EC_GROUP_get_order(group, order, NULL) ||
|
|
|
|
BIO_printf(bp, "%s: (%d bit)\n", ecstr, BN_num_bits(order)) <= 0) {
|
2014-06-20 20:00:00 +01:00
|
|
|
goto err;
|
2015-02-11 06:17:41 +00:00
|
|
|
}
|
2014-06-20 20:00:00 +01:00
|
|
|
|
2015-02-11 06:17:41 +00:00
|
|
|
if ((priv_key != NULL) &&
|
|
|
|
!ASN1_bn_print(bp, "priv:", priv_key, buffer, off)) {
|
2014-06-20 20:00:00 +01:00
|
|
|
goto err;
|
2015-02-11 06:17:41 +00:00
|
|
|
}
|
2014-06-20 20:00:00 +01:00
|
|
|
if (pub_key_bytes != NULL) {
|
|
|
|
BIO_hexdump(bp, pub_key_bytes, pub_key_bytes_len, off);
|
|
|
|
}
|
|
|
|
/* TODO(fork): implement */
|
|
|
|
/*
|
|
|
|
if (!ECPKParameters_print(bp, group, off))
|
|
|
|
goto err; */
|
|
|
|
ret = 1;
|
|
|
|
|
|
|
|
err:
|
2015-02-11 06:17:41 +00:00
|
|
|
if (!ret) {
|
2015-06-29 05:28:17 +01:00
|
|
|
OPENSSL_PUT_ERROR(EVP, reason);
|
2015-02-11 06:17:41 +00:00
|
|
|
}
|
2015-04-22 20:49:27 +01:00
|
|
|
OPENSSL_free(pub_key_bytes);
|
|
|
|
BN_free(order);
|
|
|
|
BN_CTX_free(ctx);
|
|
|
|
OPENSSL_free(buffer);
|
2014-06-20 20:00:00 +01:00
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int eckey_param_decode(EVP_PKEY *pkey, const uint8_t **pder,
|
|
|
|
int derlen) {
|
|
|
|
EC_KEY *eckey;
|
|
|
|
if (!(eckey = d2i_ECParameters(NULL, pder, derlen))) {
|
2015-06-29 05:28:17 +01:00
|
|
|
OPENSSL_PUT_ERROR(EVP, ERR_R_EC_LIB);
|
2014-06-20 20:00:00 +01:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
EVP_PKEY_assign_EC_KEY(pkey, eckey);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int eckey_param_encode(const EVP_PKEY *pkey, uint8_t **pder) {
|
|
|
|
return i2d_ECParameters(pkey->pkey.ec, pder);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int eckey_param_print(BIO *bp, const EVP_PKEY *pkey, int indent,
|
|
|
|
ASN1_PCTX *ctx) {
|
|
|
|
return do_EC_KEY_print(bp, pkey->pkey.ec, indent, 0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int eckey_pub_print(BIO *bp, const EVP_PKEY *pkey, int indent,
|
|
|
|
ASN1_PCTX *ctx) {
|
|
|
|
return do_EC_KEY_print(bp, pkey->pkey.ec, indent, 1);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static int eckey_priv_print(BIO *bp, const EVP_PKEY *pkey, int indent,
|
|
|
|
ASN1_PCTX *ctx) {
|
|
|
|
return do_EC_KEY_print(bp, pkey->pkey.ec, indent, 2);
|
|
|
|
}
|
|
|
|
|
2014-07-18 23:39:42 +01:00
|
|
|
static int eckey_opaque(const EVP_PKEY *pkey) {
|
|
|
|
return EC_KEY_is_opaque(pkey->pkey.ec);
|
|
|
|
}
|
|
|
|
|
2014-06-20 20:00:00 +01:00
|
|
|
static int old_ec_priv_decode(EVP_PKEY *pkey, const uint8_t **pder,
|
|
|
|
int derlen) {
|
|
|
|
EC_KEY *ec;
|
|
|
|
if (!(ec = d2i_ECPrivateKey(NULL, pder, derlen))) {
|
2015-06-29 05:28:17 +01:00
|
|
|
OPENSSL_PUT_ERROR(EVP, EVP_R_DECODE_ERROR);
|
2014-06-20 20:00:00 +01:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
EVP_PKEY_assign_EC_KEY(pkey, ec);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int old_ec_priv_encode(const EVP_PKEY *pkey, uint8_t **pder) {
|
|
|
|
return i2d_ECPrivateKey(pkey->pkey.ec, pder);
|
|
|
|
}
|
|
|
|
|
|
|
|
const EVP_PKEY_ASN1_METHOD ec_asn1_meth = {
|
|
|
|
EVP_PKEY_EC,
|
|
|
|
EVP_PKEY_EC,
|
|
|
|
0,
|
|
|
|
"EC",
|
|
|
|
|
|
|
|
eckey_pub_decode,
|
|
|
|
eckey_pub_encode,
|
|
|
|
eckey_pub_cmp,
|
|
|
|
eckey_pub_print,
|
|
|
|
|
|
|
|
eckey_priv_decode,
|
|
|
|
eckey_priv_encode,
|
|
|
|
eckey_priv_print,
|
|
|
|
|
2014-07-18 23:39:42 +01:00
|
|
|
eckey_opaque,
|
2014-11-12 04:47:50 +00:00
|
|
|
0 /* pkey_supports_digest */,
|
2014-07-18 23:39:42 +01:00
|
|
|
|
2014-06-20 20:00:00 +01:00
|
|
|
int_ec_size,
|
|
|
|
ec_bits,
|
|
|
|
|
|
|
|
eckey_param_decode,
|
|
|
|
eckey_param_encode,
|
|
|
|
ec_missing_parameters,
|
|
|
|
ec_copy_parameters,
|
|
|
|
ec_cmp_parameters,
|
|
|
|
eckey_param_print,
|
|
|
|
0,
|
|
|
|
|
|
|
|
int_ec_free,
|
|
|
|
old_ec_priv_decode,
|
2015-10-30 20:43:49 +00:00
|
|
|
old_ec_priv_encode,
|
|
|
|
|
|
|
|
NULL /* digest_verify_init_from_algorithm */,
|
|
|
|
NULL /* digest_sign_algorithm */,
|
2014-06-20 20:00:00 +01:00
|
|
|
};
|