tls_client_extensions.h

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/**
 * @file tls_client_extensions.h
 * @brief Formatting and parsing of extensions (TLS client)
 *
 * @section License
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 *
 * Copyright (C) 2010-2026 Oryx Embedded SARL. All rights reserved.
 *
 * This file is part of CycloneSSL Open.
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 * @author Oryx Embedded SARL (www.oryx-embedded.com)
 * @version 2.6.0
 **/
 
#ifndef _TLS_CLIENT_EXTENSIONS_H
#define _TLS_CLIENT_EXTENSIONS_H
 
//Dependencies
#include "tls.h"
 
//C++ guard
#ifdef __cplusplus
extern "C" {
#endif
 
//TLS client specific functions
error_t tlsFormatClientSupportedVersionsExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatClientSniExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatClientMaxFragLenExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatClientRecordSizeLimitExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatTrustedCaKeysExtension(TlsContext *context, uint8_t *p,
   size_t *written);
 
error_t tlsFormatSupportedGroupsExtension(TlsContext *context, uint8_t *p,
   size_t *written);
 
error_t tlsFormatClientEcPointFormatsExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatClientAlpnExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatClientCertTypeListExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatServerCertTypeListExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatClientEtmExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatClientEmsExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatClientSessionTicketExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatClientRenegoInfoExtension(TlsContext *context,
   uint8_t *p, size_t *written);
 
error_t tlsFormatClientHelloPaddingExtension(TlsContext *context,
   size_t clientHelloLen, uint8_t *p, size_t *written);
 
error_t tlsParseServerSniExtension(TlsContext *context,
   const TlsServerNameList *serverNameList);
 
error_t tlsParseServerMaxFragLenExtension(TlsContext *context,
   const TlsExtension *maxFragLen);
 
error_t tlsParseServerRecordSizeLimitExtension(TlsContext *context,
   const TlsExtension *recordSizeLimit);
 
error_t tlsParseServerEcPointFormatsExtension(TlsContext *context,
   const TlsEcPointFormatList *ecPointFormatList);
 
error_t tlsParseServerAlpnExtension(TlsContext *context,
   const TlsProtocolNameList *protocolNameList);
 
error_t tlsParseClientCertTypeExtension(TlsContext *context,
   const TlsExtension *clientCertType);
 
error_t tlsParseServerCertTypeExtension(TlsContext *context,
   const TlsExtension *serverCertType);
 
error_t tlsParseServerEtmExtension(TlsContext *context,
   const TlsExtension *encryptThenMac);
 
error_t tlsParseServerEmsExtension(TlsContext *context,
   const TlsExtension *extendedMasterSecret);
 
error_t tlsParseServerSessionTicketExtension(TlsContext *context,
   const TlsExtension *sessionTicket);
 
error_t tlsParseServerRenegoInfoExtension(TlsContext *context,
   const TlsHelloExtensions *extensions);
 
//C++ guard
#ifdef __cplusplus
}
#endif
 
#endif