/*
- * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project.
- */
-/* ====================================================================
- * Copyright (c) 2015 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * licensing@OpenSSL.org.
+ * Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
*
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
+ * 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
*/
#include <string.h>
#include <openssl/ec.h>
-#ifndef OPENSSL_NO_ENGINE
-# include <openssl/engine.h>
-#endif
+#include <openssl/engine.h>
#include <openssl/err.h>
#include "ec_lcl.h"
if (ret == NULL) {
ECerr(EC_F_EC_KEY_NEW_METHOD, ERR_R_MALLOC_FAILURE);
- return (NULL);
+ return NULL;
}
- if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_EC_KEY, ret, &ret->ex_data)) {
+
+ ret->references = 1;
+ ret->lock = CRYPTO_THREAD_lock_new();
+ if (ret->lock == NULL) {
+ ECerr(EC_F_EC_KEY_NEW_METHOD, ERR_R_MALLOC_FAILURE);
OPENSSL_free(ret);
return NULL;
}
if (engine != NULL) {
if (!ENGINE_init(engine)) {
ECerr(EC_F_EC_KEY_NEW_METHOD, ERR_R_ENGINE_LIB);
- OPENSSL_free(ret);
- return NULL;
+ goto err;
}
ret->engine = engine;
} else
ret->meth = ENGINE_get_EC(ret->engine);
if (ret->meth == NULL) {
ECerr(EC_F_EC_KEY_NEW_METHOD, ERR_R_ENGINE_LIB);
- ENGINE_finish(ret->engine);
- OPENSSL_free(ret);
- return NULL;
+ goto err;
}
}
#endif
ret->version = 1;
ret->conv_form = POINT_CONVERSION_UNCOMPRESSED;
- ret->references = 1;
+
+ if (!CRYPTO_new_ex_data(CRYPTO_EX_INDEX_EC_KEY, ret, &ret->ex_data)) {
+ goto err;
+ }
+
if (ret->meth->init != NULL && ret->meth->init(ret) == 0) {
- EC_KEY_free(ret);
- return NULL;
+ ECerr(EC_F_EC_KEY_NEW_METHOD, ERR_R_INIT_FAIL);
+ goto err;
}
return ret;
+
+err:
+ EC_KEY_free(ret);
+ return NULL;
}
int ECDH_compute_key(void *out, size_t outlen, const EC_POINT *pub_key,
meth->verify_sig = verify_sig;
}
-void EC_KEY_METHOD_get_init(EC_KEY_METHOD *meth,
+void EC_KEY_METHOD_get_init(const EC_KEY_METHOD *meth,
int (**pinit)(EC_KEY *key),
void (**pfinish)(EC_KEY *key),
int (**pcopy)(EC_KEY *dest, const EC_KEY *src),
*pset_public = meth->set_public;
}
-void EC_KEY_METHOD_get_keygen(EC_KEY_METHOD *meth,
+void EC_KEY_METHOD_get_keygen(const EC_KEY_METHOD *meth,
int (**pkeygen)(EC_KEY *key))
{
if (pkeygen != NULL)
*pkeygen = meth->keygen;
}
-void EC_KEY_METHOD_get_compute_key(EC_KEY_METHOD *meth,
+void EC_KEY_METHOD_get_compute_key(const EC_KEY_METHOD *meth,
int (**pck)(unsigned char **pout,
size_t *poutlen,
const EC_POINT *pub_key,
*pck = meth->compute_key;
}
-void EC_KEY_METHOD_get_sign(EC_KEY_METHOD *meth,
+void EC_KEY_METHOD_get_sign(const EC_KEY_METHOD *meth,
int (**psign)(int type, const unsigned char *dgst,
int dlen, unsigned char *sig,
unsigned int *siglen,
*psign_sig = meth->sign_sig;
}
-void EC_KEY_METHOD_get_verify(EC_KEY_METHOD *meth,
+void EC_KEY_METHOD_get_verify(const EC_KEY_METHOD *meth,
int (**pverify)(int type, const unsigned
char *dgst, int dgst_len,
const unsigned char *sigbuf,