00001 00006 /* 00007 * Copyright The Mbed TLS Contributors 00008 * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later 00009 * 00010 * This file is provided under the Apache License 2.0, or the 00011 * GNU General Public License v2.0 or later. 00012 * 00013 * ********** 00014 * Apache License 2.0: 00015 * 00016 * Licensed under the Apache License, Version 2.0 (the "License"); you may 00017 * not use this file except in compliance with the License. 00018 * You may obtain a copy of the License at 00019 * 00020 * http://www.apache.org/licenses/LICENSE-2.0 00021 * 00022 * Unless required by applicable law or agreed to in writing, software 00023 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 00024 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00025 * See the License for the specific language governing permissions and 00026 * limitations under the License. 00027 * 00028 * ********** 00029 * 00030 * ********** 00031 * GNU General Public License v2.0 or later: 00032 * 00033 * This program is free software; you can redistribute it and/or modify 00034 * it under the terms of the GNU General Public License as published by 00035 * the Free Software Foundation; either version 2 of the License, or 00036 * (at your option) any later version. 00037 * 00038 * This program is distributed in the hope that it will be useful, 00039 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00040 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00041 * GNU General Public License for more details. 00042 * 00043 * You should have received a copy of the GNU General Public License along 00044 * with this program; if not, write to the Free Software Foundation, Inc., 00045 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 00046 * 00047 * ********** 00048 */ 00049 #ifndef MBEDTLS_SSL_CACHE_H 00050 #define MBEDTLS_SSL_CACHE_H 00051 00052 #if !defined(MBEDTLS_CONFIG_FILE) 00053 #include "config.h" 00054 #else 00055 #include MBEDTLS_CONFIG_FILE 00056 #endif 00057 00058 #include "ssl.h" 00059 00060 #if defined(MBEDTLS_THREADING_C) 00061 #include "threading.h" 00062 #endif 00063 00072 #if !defined(MBEDTLS_SSL_CACHE_DEFAULT_TIMEOUT) 00073 #define MBEDTLS_SSL_CACHE_DEFAULT_TIMEOUT 86400 00074 #endif 00075 00076 #if !defined(MBEDTLS_SSL_CACHE_DEFAULT_MAX_ENTRIES) 00077 #define MBEDTLS_SSL_CACHE_DEFAULT_MAX_ENTRIES 50 00078 #endif 00079 00080 /* \} name SECTION: Module settings */ 00081 00082 #ifdef __cplusplus 00083 extern "C" { 00084 #endif 00085 00086 typedef struct mbedtls_ssl_cache_context mbedtls_ssl_cache_context; 00087 typedef struct mbedtls_ssl_cache_entry mbedtls_ssl_cache_entry; 00088 00092 struct mbedtls_ssl_cache_entry 00093 { 00094 #if defined(MBEDTLS_HAVE_TIME) 00095 mbedtls_time_t timestamp; 00096 #endif 00097 mbedtls_ssl_session session; 00098 #if defined(MBEDTLS_X509_CRT_PARSE_C) 00099 mbedtls_x509_buf peer_cert; 00100 #endif 00101 mbedtls_ssl_cache_entry *next; 00102 }; 00103 00107 struct mbedtls_ssl_cache_context 00108 { 00109 mbedtls_ssl_cache_entry *chain; 00110 int timeout; 00111 int max_entries; 00112 #if defined(MBEDTLS_THREADING_C) 00113 mbedtls_threading_mutex_t mutex; 00114 #endif 00115 }; 00116 00122 void mbedtls_ssl_cache_init( mbedtls_ssl_cache_context *cache ); 00123 00131 int mbedtls_ssl_cache_get( void *data, mbedtls_ssl_session *session ); 00132 00140 int mbedtls_ssl_cache_set( void *data, const mbedtls_ssl_session *session ); 00141 00142 #if defined(MBEDTLS_HAVE_TIME) 00143 00152 void mbedtls_ssl_cache_set_timeout( mbedtls_ssl_cache_context *cache, int timeout ); 00153 #endif /* MBEDTLS_HAVE_TIME */ 00154 00162 void mbedtls_ssl_cache_set_max_entries( mbedtls_ssl_cache_context *cache, int max ); 00163 00169 void mbedtls_ssl_cache_free( mbedtls_ssl_cache_context *cache ); 00170 00171 #ifdef __cplusplus 00172 } 00173 #endif 00174 00175 #endif /* ssl_cache.h */