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/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* SPDX-License-Identifier: MPL-2.0
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, you can obtain one at https://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
#ifndef DST_OPENSSL_H
#define DST_OPENSSL_H 1
#include <openssl/bn.h>
#include <openssl/conf.h>
#include <openssl/crypto.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/rand.h>
#include <isc/lang.h>
#include <isc/log.h>
#include <isc/result.h>
#if !HAVE_BN_GENCB_NEW
/*
* These are new in OpenSSL 1.1.0. BN_GENCB _cb needs to be declared in
* the function like this before the BN_GENCB_new call:
*
* #if !HAVE_BN_GENCB_NEW
* _cb;
* #endif
*/
#define BN_GENCB_free(x) ((void)0)
#define BN_GENCB_new() (&_cb)
#define BN_GENCB_get_arg(x) ((x)->arg)
#endif /* !HAVE_BN_GENCB_NEW */
#if OPENSSL_VERSION_NUMBER >= 0x10100000L
/*
* EVP_dss1() is a version of EVP_sha1() that was needed prior to
* 1.1.0 because there was a link between digests and signing algorithms;
* the link has been eliminated and EVP_sha1() can be used now instead.
*/
#define EVP_dss1 EVP_sha1
#endif /* if OPENSSL_VERSION_NUMBER >= 0x10100000L */
ISC_LANG_BEGINDECLS
isc_result_t
dst__openssl_toresult(isc_result_t fallback);
isc_result_t
dst__openssl_toresult2(const char *funcname, isc_result_t fallback);
isc_result_t
dst__openssl_toresult3(isc_logcategory_t *category, const char *funcname,
isc_result_t fallback);
#if !defined(OPENSSL_NO_ENGINE)
ENGINE *
dst__openssl_getengine(const char *engine);
#else /* if !defined(OPENSSL_NO_ENGINE) */
#define dst__openssl_getengine(x) NULL
#endif /* if !defined(OPENSSL_NO_ENGINE) */
ISC_LANG_ENDDECLS
#endif /* DST_OPENSSL_H */
/*! \file */
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