Import OpenSSL 1.1.0f
This commit is contained in:
@@ -1,56 +1,10 @@
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/* crypto/bio/bss_bio.c */
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/* ====================================================================
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* Copyright (c) 1998-2003 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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* openssl-core@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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/*
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* Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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/*
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@@ -61,39 +15,17 @@
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* See ssl/ssltest.c for some hints on how this can be used.
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*/
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/* BIO_DEBUG implies BIO_PAIR_DEBUG */
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#ifdef BIO_DEBUG
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# ifndef BIO_PAIR_DEBUG
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# define BIO_PAIR_DEBUG
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# endif
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#endif
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/* disable assert() unless BIO_PAIR_DEBUG has been defined */
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#ifndef BIO_PAIR_DEBUG
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# ifndef NDEBUG
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# define NDEBUG
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# endif
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#endif
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#include <assert.h>
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#include <limits.h>
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#include <stdlib.h>
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#include <string.h>
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#include <openssl/bio.h>
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#include "bio_lcl.h"
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#include <openssl/err.h>
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#include <openssl/crypto.h>
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#include "e_os.h"
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/* VxWorks defines SSIZE_MAX with an empty value causing compile errors */
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#if defined(OPENSSL_SYS_VXWORKS)
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# undef SSIZE_MAX
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#endif
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#ifndef SSIZE_MAX
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# define SSIZE_MAX INT_MAX
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#endif
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static int bio_new(BIO *bio);
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static int bio_free(BIO *bio);
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static int bio_read(BIO *bio, char *buf, int size);
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@@ -104,7 +36,7 @@ static int bio_puts(BIO *bio, const char *str);
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static int bio_make_pair(BIO *bio1, BIO *bio2);
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static void bio_destroy_pair(BIO *bio);
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static BIO_METHOD methods_biop = {
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static const BIO_METHOD methods_biop = {
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BIO_TYPE_BIO,
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"BIO pair",
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bio_write,
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@@ -117,7 +49,7 @@ static BIO_METHOD methods_biop = {
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NULL /* no bio_callback_ctrl */
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};
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BIO_METHOD *BIO_s_bio(void)
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const BIO_METHOD *BIO_s_bio(void)
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{
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return &methods_biop;
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}
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@@ -142,20 +74,13 @@ struct bio_bio_st {
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static int bio_new(BIO *bio)
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{
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struct bio_bio_st *b;
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struct bio_bio_st *b = OPENSSL_zalloc(sizeof(*b));
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b = OPENSSL_malloc(sizeof *b);
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if (b == NULL)
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return 0;
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b->peer = NULL;
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b->closed = 0;
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b->len = 0;
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b->offset = 0;
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/* enough for one TLS record (just a default) */
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b->size = 17 * 1024;
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b->buf = NULL;
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b->request = 0;
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bio->ptr = b;
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return 1;
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@@ -174,10 +99,7 @@ static int bio_free(BIO *bio)
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if (b->peer)
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bio_destroy_pair(bio);
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if (b->buf != NULL) {
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OPENSSL_free(b->buf);
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}
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OPENSSL_free(b->buf);
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OPENSSL_free(b);
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return 1;
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@@ -316,8 +238,8 @@ static ossl_ssize_t bio_nread(BIO *bio, char **buf, size_t num_)
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struct bio_bio_st *b, *peer_b;
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ossl_ssize_t num, available;
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if (num_ > SSIZE_MAX)
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num = SSIZE_MAX;
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if (num_ > OSSL_SSIZE_MAX)
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num = OSSL_SSIZE_MAX;
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else
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num = (ossl_ssize_t) num_;
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@@ -472,8 +394,8 @@ static ossl_ssize_t bio_nwrite(BIO *bio, char **buf, size_t num_)
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struct bio_bio_st *b;
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ossl_ssize_t num, space;
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if (num_ > SSIZE_MAX)
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num = SSIZE_MAX;
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if (num_ > OSSL_SSIZE_MAX)
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num = OSSL_SSIZE_MAX;
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else
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num = (ossl_ssize_t) num_;
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@@ -511,10 +433,8 @@ static long bio_ctrl(BIO *bio, int cmd, long num, void *ptr)
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size_t new_size = num;
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if (b->size != new_size) {
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if (b->buf) {
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OPENSSL_free(b->buf);
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b->buf = NULL;
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}
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OPENSSL_free(b->buf);
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b->buf = NULL;
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b->size = new_size;
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}
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ret = 1;
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@@ -791,14 +711,10 @@ int BIO_new_bio_pair(BIO **bio1_p, size_t writebuf1,
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err:
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if (ret == 0) {
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if (bio1) {
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BIO_free(bio1);
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bio1 = NULL;
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}
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if (bio2) {
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BIO_free(bio2);
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bio2 = NULL;
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}
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BIO_free(bio1);
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bio1 = NULL;
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BIO_free(bio2);
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bio2 = NULL;
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}
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*bio1_p = bio1;
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