mbed TLS v3.1.0
ssl_ticket.h
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1 
6 /*
7  * Copyright The Mbed TLS Contributors
8  * SPDX-License-Identifier: Apache-2.0
9  *
10  * Licensed under the Apache License, Version 2.0 (the "License"); you may
11  * not use this file except in compliance with the License.
12  * You may obtain a copy of the License at
13  *
14  * http://www.apache.org/licenses/LICENSE-2.0
15  *
16  * Unless required by applicable law or agreed to in writing, software
17  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
18  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19  * See the License for the specific language governing permissions and
20  * limitations under the License.
21  */
22 #ifndef MBEDTLS_SSL_TICKET_H
23 #define MBEDTLS_SSL_TICKET_H
24 #include "mbedtls/private_access.h"
25 
26 #include "mbedtls/build_info.h"
27 
28 /*
29  * This implementation of the session ticket callbacks includes key
30  * management, rotating the keys periodically in order to preserve forward
31  * secrecy, when MBEDTLS_HAVE_TIME is defined.
32  */
33 
34 #include "mbedtls/ssl.h"
35 #include "mbedtls/cipher.h"
36 
37 #if defined(MBEDTLS_THREADING_C)
38 #include "mbedtls/threading.h"
39 #endif
40 
41 #ifdef __cplusplus
42 extern "C" {
43 #endif
44 
48 typedef struct mbedtls_ssl_ticket_key
49 {
50  unsigned char MBEDTLS_PRIVATE(name)[4];
51  uint32_t MBEDTLS_PRIVATE(generation_time);
53 }
55 
60 {
62  unsigned char MBEDTLS_PRIVATE(active);
64  uint32_t MBEDTLS_PRIVATE(ticket_lifetime);
67  int (*MBEDTLS_PRIVATE(f_rng))(void *, unsigned char *, size_t);
68  void *MBEDTLS_PRIVATE(p_rng);
70 #if defined(MBEDTLS_THREADING_C)
72 #endif
73 }
75 
84 
108  int (*f_rng)(void *, unsigned char *, size_t), void *p_rng,
109  mbedtls_cipher_type_t cipher,
110  uint32_t lifetime );
111 
118 
125 
132 
133 #ifdef __cplusplus
134 }
135 #endif
136 
137 #endif /* ssl_ticket.h */
int mbedtls_ssl_ticket_parse_t(void *p_ticket, mbedtls_ssl_session *session, unsigned char *buf, size_t len)
Callback type: parse and load session ticket.
Definition: ssl.h:2227
struct mbedtls_ssl_ticket_key mbedtls_ssl_ticket_key
Information for session ticket protection.
int mbedtls_ssl_ticket_setup(mbedtls_ssl_ticket_context *ctx, int(*f_rng)(void *, unsigned char *, size_t), void *p_rng, mbedtls_cipher_type_t cipher, uint32_t lifetime)
Prepare context to be actually used.
#define MBEDTLS_PRIVATE(member)
void mbedtls_ssl_ticket_init(mbedtls_ssl_ticket_context *ctx)
Initialize a ticket context. (Just make it ready for mbedtls_ssl_ticket_setup() or mbedtls_ssl_ticket...
mbedtls_cipher_type_t
Supported {cipher type, cipher mode} pairs.
Definition: cipher.h:101
Threading abstraction layer.
mbedtls_ssl_ticket_parse_t mbedtls_ssl_ticket_parse
Implementation of the ticket parse callback.
Definition: ssl_ticket.h:124
Macro wrapper for struct's memebrs.
mbedtls_ssl_ticket_write_t mbedtls_ssl_ticket_write
Implementation of the ticket write callback.
Definition: ssl_ticket.h:117
This file contains an abstraction interface for use with the cipher primitives provided by the librar...
struct mbedtls_ssl_ticket_context mbedtls_ssl_ticket_context
Context for session ticket handling functions.
Build-time configuration info.
Information for session ticket protection.
Definition: ssl_ticket.h:48
SSL/TLS functions.
int mbedtls_ssl_ticket_write_t(void *p_ticket, const mbedtls_ssl_session *session, unsigned char *start, const unsigned char *end, size_t *tlen, uint32_t *lifetime)
Callback type: generate and write session ticket.
Definition: ssl.h:2197
void mbedtls_ssl_ticket_free(mbedtls_ssl_ticket_context *ctx)
Free a context's content and zeroize it.
Context for session ticket handling functions.
Definition: ssl_ticket.h:59