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/* Copyright (c) 2001, Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
* Copyright (c) 2007-2020, The Tor Project, Inc. */
/* See LICENSE for licensing information */
#ifndef TOR_COMPAT_OPENSSL_H
#define TOR_COMPAT_OPENSSL_H
#include "orconfig.h"
#ifdef ENABLE_OPENSSL
#include <openssl/opensslv.h>
#include "lib/crypt_ops/crypto_openssl_mgt.h"
/**
* \file compat_openssl.h
*
* \brief compatibility definitions for working with different openssl forks
**/
#if !defined(LIBRESSL_VERSION_NUMBER) && \
OPENSSL_VERSION_NUMBER < OPENSSL_V_SERIES(1,0,1)
#error "We require OpenSSL >= 1.0.1"
#endif
#if OPENSSL_VERSION_NUMBER >= OPENSSL_V_SERIES(1,1,0) && \
! defined(LIBRESSL_VERSION_NUMBER)
/* We define this macro if we're trying to build with the majorly refactored
* API in OpenSSL 1.1 */
#define OPENSSL_1_1_API
#endif /* OPENSSL_VERSION_NUMBER >= OPENSSL_V_SERIES(1,1,0) && ... */
#ifndef OPENSSL_1_1_API
#define OpenSSL_version(v) SSLeay_version(v)
#define OpenSSL_version_num() SSLeay()
#define RAND_OpenSSL() RAND_SSLeay()
#define STATE_IS_SW_SERVER_HELLO(st) \
(((st) == SSL3_ST_SW_SRVR_HELLO_A) || \
((st) == SSL3_ST_SW_SRVR_HELLO_B))
#define OSSL_HANDSHAKE_STATE int
#define CONST_IF_OPENSSL_1_1_API
#else /* defined(OPENSSL_1_1_API) */
#define STATE_IS_SW_SERVER_HELLO(st) \
((st) == TLS_ST_SW_SRVR_HELLO)
#define CONST_IF_OPENSSL_1_1_API const
#endif /* !defined(OPENSSL_1_1_API) */
#endif /* defined(ENABLE_OPENSSL) */
#endif /* !defined(TOR_COMPAT_OPENSSL_H) */
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