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/**
* Copyright (c) 2019-2020 Paul-Louis Ageneau
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef RTC_TLS_H
#define RTC_TLS_H
#include "include.hpp"
#if USE_GNUTLS
#include <gnutls/gnutls.h>
#include <gnutls/crypto.h>
#include <gnutls/dtls.h>
#include <gnutls/x509.h>
namespace rtc::gnutls {
bool check(int ret, const string &message = "GnuTLS error");
gnutls_certificate_credentials_t *new_credentials();
void free_credentials(gnutls_certificate_credentials_t *creds);
gnutls_x509_crt_t *new_crt();
void free_crt(gnutls_x509_crt_t *crt);
gnutls_x509_privkey_t *new_privkey();
void free_privkey(gnutls_x509_privkey_t *privkey);
gnutls_datum_t make_datum(char *data, size_t size);
} // namespace rtc::gnutls
#else // USE_GNUTLS==0
#ifdef _WIN32
// Include winsock2.h header first since OpenSSL may include winsock.h
#include <winsock2.h>
#endif
#include <openssl/ssl.h>
#include <openssl/bio.h>
#include <openssl/bn.h>
#include <openssl/ec.h>
#include <openssl/err.h>
#include <openssl/pem.h>
#include <openssl/rsa.h>
#include <openssl/x509.h>
#ifndef BIO_EOF
#define BIO_EOF -1
#endif
namespace rtc::openssl {
void init();
string error_string(unsigned long err);
bool check(int success, const string &message = "OpenSSL error");
bool check(SSL *ssl, int ret, const string &message = "OpenSSL error");
} // namespace rtc::openssl
#endif
#endif