/***************************************************************************
 *   Copyright (C) 2008 by Lothar May                                      *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
/* Wrapper for GnuTLS openssl include. Needed for Windows/MacOS compatibility. */

#ifndef _OPENSSL_WRAPPER_H_
#define _OPENSSL_WRAPPER_H_

#ifndef HAVE_SSIZE_T
#define HAVE_SSIZE_T
#include <sys/types.h>
#ifdef _WIN64 // This is only for Windows.
#ifndef _SSIZE_T_
typedef long long ssize_t;
#define _SSIZE_T_
#endif
#ifndef _PID_T_
typedef __int64 pid_t;
#define _PID_T_
#endif
#elif _WIN32
#ifndef _SSIZE_T_
typedef int ssize_t;
#define _SSIZE_T_
#endif
#ifndef _PID_T_
typedef int pid_t;
#define _PID_T_
#endif
#endif
#endif

#ifdef X509_NAME
#undef X509_NAME // Again for Windows - conflict with WinCrypt.h.
#endif

// For BSD-Systems, we assume that OpenSSL is part of the operating system.
//
// make sure you understood the following issue before defining this directive.
// "2. Can I use OpenSSL with GPL software?"
// http://www.openssl.org/support/faq.html#LEGAL2
//
#if defined(__APPLE__) || defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
#define HAVE_OPENSSL
#endif

#ifdef HAVE_OPENSSL
#include <openssl/ssl.h>
#include <openssl/md5.h>
#include <openssl/sha.h>
#include <openssl/hmac.h>
#include <openssl/rand.h>
#include <openssl/evp.h>
#else
// For all other systems, we use GnuTLS.
#include <gnutls/openssl.h>
#include <gcrypt.h>
#define PKTH_USE_GNUTLS
#endif

#endif