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/*
* Copyright (C) 2004 Red Hat Inc.
* Copyright (C) 2005 Martin Koegler
* Copyright (C) 2010 TigerVNC Team
*
* This 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 software 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 software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#ifndef __S_SECURITY_TLS_H__
#define __S_SECURITY_TLS_H__
#ifndef HAVE_GNUTLS
#error "This header should not be included without HAVE_GNUTLS defined"
#endif
#include <rfb/SSecurity.h>
#include <rfb/SSecurityVeNCrypt.h>
#include <rdr/InStream.h>
#include <rdr/OutStream.h>
#include <gnutls/gnutls.h>
/* In GnuTLS 3.6.0 DH parameter generation was deprecated. RFC7919 is used instead.
* GnuTLS before 3.6.0 doesn't know about RFC7919 so we will have to import it.
*/
#if GNUTLS_VERSION_NUMBER < 0x030600
#define SSECURITYTLS__USE_DEPRECATED_DH
#endif
namespace rfb {
class SSecurityTLS : public SSecurity {
public:
SSecurityTLS(SConnection* sc, bool _anon);
virtual ~SSecurityTLS();
virtual bool processMsg();
virtual const char* getUserName() const {return nullptr;}
virtual int getType() const { return anon ? secTypeTLSNone : secTypeX509None;}
static StringParameter X509_CertFile;
static StringParameter X509_KeyFile;
protected:
void shutdown();
void setParams(gnutls_session_t session);
private:
gnutls_session_t session;
#if defined (SSECURITYTLS__USE_DEPRECATED_DH)
gnutls_dh_params_t dh_params;
#endif
gnutls_anon_server_credentials_t anon_cred;
gnutls_certificate_credentials_t cert_cred;
bool anon;
rdr::InStream* tlsis;
rdr::OutStream* tlsos;
rdr::InStream* rawis;
rdr::OutStream* rawos;
};
}
#endif
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