tls_extensions.h
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1 /**
2  * @file tls_extensions.h
3  * @brief Parsing and checking of TLS extensions
4  *
5  * @section License
6  *
7  * SPDX-License-Identifier: GPL-2.0-or-later
8  *
9  * Copyright (C) 2010-2019 Oryx Embedded SARL. All rights reserved.
10  *
11  * This file is part of CycloneSSL Open.
12  *
13  * This program is free software; you can redistribute it and/or
14  * modify it under the terms of the GNU General Public License
15  * as published by the Free Software Foundation; either version 2
16  * of the License, or (at your option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21  * GNU General Public License for more details.
22  *
23  * You should have received a copy of the GNU General Public License
24  * along with this program; if not, write to the Free Software Foundation,
25  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
26  *
27  * @author Oryx Embedded SARL (www.oryx-embedded.com)
28  * @version 1.9.6
29  **/
30 
31 #ifndef _TLS_EXTENSIONS_H
32 #define _TLS_EXTENSIONS_H
33 
34 //Dependencies
35 #include "tls.h"
36 
37 //C++ guard
38 #ifdef __cplusplus
39 extern "C" {
40 #endif
41 
42 //TLS related functions
45 
48 
49 error_t tlsCheckDuplicateExtension(uint16_t type, const uint8_t *p,
50  size_t length);
51 
53  const char_t *protocol, size_t length);
54 
55 //C++ guard
56 #ifdef __cplusplus
57 }
58 #endif
59 
60 #endif
uint8_t length
Definition: dtls_misc.h:149
int bool_t
Definition: compiler_port.h:49
uint8_t p
Definition: ndp.h:298
uint16_t version
Definition: dtls_misc.h:172
TlsMessageType
Handshake message type.
Definition: tls.h:930
error_t tlsParseHelloExtensions(TlsMessageType msgType, const uint8_t *p, size_t length, TlsHelloExtensions *extensions)
Parse Hello extensions.
char_t type
#define TlsContext
Definition: tls.h:36
error_t
Error codes.
Definition: error.h:42
uint8_t protocol
error_t tlsCheckDuplicateExtension(uint16_t type, const uint8_t *p, size_t length)
Check whether the specified extension type is a duplicate.
Hello extensions.
Definition: tls.h:1894
char char_t
Definition: compiler_port.h:43
uint8_t extensions[]
Definition: tls13_misc.h:327
uint8_t msgType
Definition: dtls_misc.h:186
TLS (Transport Layer Security)
bool_t tlsIsAlpnProtocolSupported(TlsContext *context, const char_t *protocol, size_t length)
Check whether the specified ALPN protocol is supported.
error_t tlsCheckHelloExtensions(TlsMessageType msgType, uint16_t version, TlsHelloExtensions *extensions)
Check Hello extensions.