tls13_ticket.c File Reference

TLS 1.3 session tickets. More...

#include "tls.h"
#include "tls_misc.h"
#include "tls13_key_material.h"
#include "tls13_ticket.h"
#include "debug.h"

Go to the source code of this file.

Macros
#define	TRACE_LEVEL   TLS_TRACE_LEVEL

Functions
bool_t	tls13IsTicketValid (TlsContext *context)
	Check whether a session ticket is valid. More...
error_t	tls13SaveSessionTicket (const TlsContext *context, TlsSessionState *session)
	Save session ticket. More...
error_t	tls13RestoreSessionTicket (TlsContext *context, const TlsSessionState *session)
	Restore a TLS session using session ticket. More...
error_t	tls13GenerateTicket (TlsContext *context, const Tls13NewSessionTicket *message, uint8_t *ticket, size_t *length)
	Session ticket generation. More...
error_t	tls13VerifyTicket (TlsContext *context, const uint8_t *ticket, size_t length, uint32_t obfuscatedTicketAge)
	Session ticket verification. More...

Detailed Description

TLS 1.3 session tickets.

License

SPDX-License-Identifier: GPL-2.0-or-later

Copyright (C) 2010-2024 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

2.4.4

Definition in file tls13_ticket.c.

Macro Definition Documentation

TRACE_LEVEL

#define TRACE_LEVEL   TLS_TRACE_LEVEL

Definition at line 32 of file tls13_ticket.c.

Function Documentation

tls13GenerateTicket()

error_t tls13GenerateTicket	(	TlsContext *	context,
		const Tls13NewSessionTicket *	message,
		uint8_t *	ticket,
		size_t *	length
	)

Session ticket generation.

Parameters

[in]	context	Pointer to the TLS context
[in]	message	Pointer to the NewSessionTicket message
[out]	ticket	Output stream where to write the session ticket
[out]	length	Length of the session ticket, in bytes

Returns

Error code

Definition at line 306 of file tls13_ticket.c.

tls13IsTicketValid()

bool_t tls13IsTicketValid

(

TlsContext *

context

)

Check whether a session ticket is valid.

Parameters

[in]

context

Pointer to the TLS context

Returns

TRUE is the session ticket is valid, else FALSE

Definition at line 51 of file tls13_ticket.c.

tls13RestoreSessionTicket()

error_t tls13RestoreSessionTicket	(	TlsContext *	context,
		const TlsSessionState *	session
	)

Restore a TLS session using session ticket.

Parameters

[in]	context	Pointer to the TLS context
[in]	session	Pointer to the session state

Returns

Error code

Definition at line 187 of file tls13_ticket.c.

tls13SaveSessionTicket()

error_t tls13SaveSessionTicket	(	const TlsContext *	context,
		TlsSessionState *	session
	)

Save session ticket.

Parameters

[in]	context	Pointer to the TLS context
[out]	session	Pointer to the session state

Returns

Error code

Definition at line 89 of file tls13_ticket.c.

tls13VerifyTicket()

error_t tls13VerifyTicket	(	TlsContext *	context,
		const uint8_t *	ticket,
		size_t	length,
		uint32_t	obfuscatedTicketAge
	)

Session ticket verification.

Parameters

[in]	context	Pointer to the TLS context
[in]	ticket	Pointer to the encrypted ticket
[in]	length	Length of the encrypted ticket, in bytes
[in]	obfuscatedTicketAge	Obfuscated version of the ticket age

Returns

Error code

Definition at line 377 of file tls13_ticket.c.