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This commit is contained in:
zhaoxiaomeng
2018-01-04 13:38:57 +08:00
committed by Simon
parent d11f845fde
commit 53af3b51ae
2361 changed files with 387455 additions and 144458 deletions
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86
crypto/ec/ec_print.c
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@@ -1,10 +1,56 @@
/*
* Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved.
/* crypto/ec/ec_print.c */
/* ====================================================================
* Copyright (c) 1998-2002 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
* openssl-core@openssl.org.
*
* 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.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
* 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 <openssl/crypto.h>
@@ -18,11 +64,18 @@ BIGNUM *EC_POINT_point2bn(const EC_GROUP *group,
size_t buf_len = 0;
unsigned char *buf;
buf_len = EC_POINT_point2buf(group, point, form, &buf, ctx);
buf_len = EC_POINT_point2oct(group, point, form, NULL, 0, ctx);
if (buf_len == 0)
return NULL;
if ((buf = OPENSSL_malloc(buf_len)) == NULL)
return NULL;
if (!EC_POINT_point2oct(group, point, form, buf, buf_len, ctx)) {
OPENSSL_free(buf);
return NULL;
}
ret = BN_bin2bn(buf, buf_len, ret);
OPENSSL_free(buf);
@@ -57,7 +110,7 @@ EC_POINT *EC_POINT_bn2point(const EC_GROUP *group,
ret = point;
if (!EC_POINT_oct2point(group, ret, buf, buf_len, ctx)) {
if (ret != point)
if (point == NULL)
EC_POINT_clear_free(ret);
OPENSSL_free(buf);
return NULL;
@@ -76,14 +129,21 @@ char *EC_POINT_point2hex(const EC_GROUP *group,
{
char *ret, *p;
size_t buf_len = 0, i;
unsigned char *buf = NULL, *pbuf;
buf_len = EC_POINT_point2buf(group, point, form, &buf, ctx);
unsigned char *buf, *pbuf;
buf_len = EC_POINT_point2oct(group, point, form, NULL, 0, ctx);
if (buf_len == 0)
return NULL;
ret = OPENSSL_malloc(buf_len * 2 + 2);
if ((buf = OPENSSL_malloc(buf_len)) == NULL)
return NULL;
if (!EC_POINT_point2oct(group, point, form, buf, buf_len, ctx)) {
OPENSSL_free(buf);
return NULL;
}
ret = (char *)OPENSSL_malloc(buf_len * 2 + 2);
if (ret == NULL) {
OPENSSL_free(buf);
return NULL;