Marco Zecchini / Mbed OS Example_RTOS

Rtos API example

mbed-os/features/mbedtls/src/ssl_cache.c@0:9fca2b23d0ba, 2019-02-23 (annotated)

Committer:
marcozecchini
Date:
Sat Feb 23 12:13:36 2019 +0000
Revision:
0:9fca2b23d0ba
final commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
marcozecchini 0:9fca2b23d0ba 1 /*
marcozecchini 0:9fca2b23d0ba 2 * SSL session cache implementation
marcozecchini 0:9fca2b23d0ba 3 *
marcozecchini 0:9fca2b23d0ba 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
marcozecchini 0:9fca2b23d0ba 5 * SPDX-License-Identifier: Apache-2.0
marcozecchini 0:9fca2b23d0ba 6 *
marcozecchini 0:9fca2b23d0ba 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
marcozecchini 0:9fca2b23d0ba 8 * not use this file except in compliance with the License.
marcozecchini 0:9fca2b23d0ba 9 * You may obtain a copy of the License at
marcozecchini 0:9fca2b23d0ba 10 *
marcozecchini 0:9fca2b23d0ba 11 * http://www.apache.org/licenses/LICENSE-2.0
marcozecchini 0:9fca2b23d0ba 12 *
marcozecchini 0:9fca2b23d0ba 13 * Unless required by applicable law or agreed to in writing, software
marcozecchini 0:9fca2b23d0ba 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
marcozecchini 0:9fca2b23d0ba 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
marcozecchini 0:9fca2b23d0ba 16 * See the License for the specific language governing permissions and
marcozecchini 0:9fca2b23d0ba 17 * limitations under the License.
marcozecchini 0:9fca2b23d0ba 18 *
marcozecchini 0:9fca2b23d0ba 19 * This file is part of mbed TLS (https://tls.mbed.org)
marcozecchini 0:9fca2b23d0ba 20 */
marcozecchini 0:9fca2b23d0ba 21 /*
marcozecchini 0:9fca2b23d0ba 22 * These session callbacks use a simple chained list
marcozecchini 0:9fca2b23d0ba 23 * to store and retrieve the session information.
marcozecchini 0:9fca2b23d0ba 24 */
marcozecchini 0:9fca2b23d0ba 25
marcozecchini 0:9fca2b23d0ba 26 #if !defined(MBEDTLS_CONFIG_FILE)
marcozecchini 0:9fca2b23d0ba 27 #include "mbedtls/config.h"
marcozecchini 0:9fca2b23d0ba 28 #else
marcozecchini 0:9fca2b23d0ba 29 #include MBEDTLS_CONFIG_FILE
marcozecchini 0:9fca2b23d0ba 30 #endif
marcozecchini 0:9fca2b23d0ba 31
marcozecchini 0:9fca2b23d0ba 32 #if defined(MBEDTLS_SSL_CACHE_C)
marcozecchini 0:9fca2b23d0ba 33
marcozecchini 0:9fca2b23d0ba 34 #if defined(MBEDTLS_PLATFORM_C)
marcozecchini 0:9fca2b23d0ba 35 #include "mbedtls/platform.h"
marcozecchini 0:9fca2b23d0ba 36 #else
marcozecchini 0:9fca2b23d0ba 37 #include <stdlib.h>
marcozecchini 0:9fca2b23d0ba 38 #define mbedtls_calloc calloc
marcozecchini 0:9fca2b23d0ba 39 #define mbedtls_free free
marcozecchini 0:9fca2b23d0ba 40 #endif
marcozecchini 0:9fca2b23d0ba 41
marcozecchini 0:9fca2b23d0ba 42 #include "mbedtls/ssl_cache.h"
marcozecchini 0:9fca2b23d0ba 43
marcozecchini 0:9fca2b23d0ba 44 #include <string.h>
marcozecchini 0:9fca2b23d0ba 45
marcozecchini 0:9fca2b23d0ba 46 void mbedtls_ssl_cache_init( mbedtls_ssl_cache_context *cache )
marcozecchini 0:9fca2b23d0ba 47 {
marcozecchini 0:9fca2b23d0ba 48 memset( cache, 0, sizeof( mbedtls_ssl_cache_context ) );
marcozecchini 0:9fca2b23d0ba 49
marcozecchini 0:9fca2b23d0ba 50 cache->timeout = MBEDTLS_SSL_CACHE_DEFAULT_TIMEOUT;
marcozecchini 0:9fca2b23d0ba 51 cache->max_entries = MBEDTLS_SSL_CACHE_DEFAULT_MAX_ENTRIES;
marcozecchini 0:9fca2b23d0ba 52
marcozecchini 0:9fca2b23d0ba 53 #if defined(MBEDTLS_THREADING_C)
marcozecchini 0:9fca2b23d0ba 54 mbedtls_mutex_init( &cache->mutex );
marcozecchini 0:9fca2b23d0ba 55 #endif
marcozecchini 0:9fca2b23d0ba 56 }
marcozecchini 0:9fca2b23d0ba 57
marcozecchini 0:9fca2b23d0ba 58 int mbedtls_ssl_cache_get( void *data, mbedtls_ssl_session *session )
marcozecchini 0:9fca2b23d0ba 59 {
marcozecchini 0:9fca2b23d0ba 60 int ret = 1;
marcozecchini 0:9fca2b23d0ba 61 #if defined(MBEDTLS_HAVE_TIME)
marcozecchini 0:9fca2b23d0ba 62 mbedtls_time_t t = mbedtls_time( NULL );
marcozecchini 0:9fca2b23d0ba 63 #endif
marcozecchini 0:9fca2b23d0ba 64 mbedtls_ssl_cache_context *cache = (mbedtls_ssl_cache_context *) data;
marcozecchini 0:9fca2b23d0ba 65 mbedtls_ssl_cache_entry *cur, *entry;
marcozecchini 0:9fca2b23d0ba 66
marcozecchini 0:9fca2b23d0ba 67 #if defined(MBEDTLS_THREADING_C)
marcozecchini 0:9fca2b23d0ba 68 if( mbedtls_mutex_lock( &cache->mutex ) != 0 )
marcozecchini 0:9fca2b23d0ba 69 return( 1 );
marcozecchini 0:9fca2b23d0ba 70 #endif
marcozecchini 0:9fca2b23d0ba 71
marcozecchini 0:9fca2b23d0ba 72 cur = cache->chain;
marcozecchini 0:9fca2b23d0ba 73 entry = NULL;
marcozecchini 0:9fca2b23d0ba 74
marcozecchini 0:9fca2b23d0ba 75 while( cur != NULL )
marcozecchini 0:9fca2b23d0ba 76 {
marcozecchini 0:9fca2b23d0ba 77 entry = cur;
marcozecchini 0:9fca2b23d0ba 78 cur = cur->next;
marcozecchini 0:9fca2b23d0ba 79
marcozecchini 0:9fca2b23d0ba 80 #if defined(MBEDTLS_HAVE_TIME)
marcozecchini 0:9fca2b23d0ba 81 if( cache->timeout != 0 &&
marcozecchini 0:9fca2b23d0ba 82 (int) ( t - entry->timestamp ) > cache->timeout )
marcozecchini 0:9fca2b23d0ba 83 continue;
marcozecchini 0:9fca2b23d0ba 84 #endif
marcozecchini 0:9fca2b23d0ba 85
marcozecchini 0:9fca2b23d0ba 86 if( session->ciphersuite != entry->session.ciphersuite ||
marcozecchini 0:9fca2b23d0ba 87 session->compression != entry->session.compression ||
marcozecchini 0:9fca2b23d0ba 88 session->id_len != entry->session.id_len )
marcozecchini 0:9fca2b23d0ba 89 continue;
marcozecchini 0:9fca2b23d0ba 90
marcozecchini 0:9fca2b23d0ba 91 if( memcmp( session->id, entry->session.id,
marcozecchini 0:9fca2b23d0ba 92 entry->session.id_len ) != 0 )
marcozecchini 0:9fca2b23d0ba 93 continue;
marcozecchini 0:9fca2b23d0ba 94
marcozecchini 0:9fca2b23d0ba 95 memcpy( session->master, entry->session.master, 48 );
marcozecchini 0:9fca2b23d0ba 96
marcozecchini 0:9fca2b23d0ba 97 session->verify_result = entry->session.verify_result;
marcozecchini 0:9fca2b23d0ba 98
marcozecchini 0:9fca2b23d0ba 99 #if defined(MBEDTLS_X509_CRT_PARSE_C)
marcozecchini 0:9fca2b23d0ba 100 /*
marcozecchini 0:9fca2b23d0ba 101 * Restore peer certificate (without rest of the original chain)
marcozecchini 0:9fca2b23d0ba 102 */
marcozecchini 0:9fca2b23d0ba 103 if( entry->peer_cert.p != NULL )
marcozecchini 0:9fca2b23d0ba 104 {
marcozecchini 0:9fca2b23d0ba 105 if( ( session->peer_cert = mbedtls_calloc( 1,
marcozecchini 0:9fca2b23d0ba 106 sizeof(mbedtls_x509_crt) ) ) == NULL )
marcozecchini 0:9fca2b23d0ba 107 {
marcozecchini 0:9fca2b23d0ba 108 ret = 1;
marcozecchini 0:9fca2b23d0ba 109 goto exit;
marcozecchini 0:9fca2b23d0ba 110 }
marcozecchini 0:9fca2b23d0ba 111
marcozecchini 0:9fca2b23d0ba 112 mbedtls_x509_crt_init( session->peer_cert );
marcozecchini 0:9fca2b23d0ba 113 if( mbedtls_x509_crt_parse( session->peer_cert, entry->peer_cert.p,
marcozecchini 0:9fca2b23d0ba 114 entry->peer_cert.len ) != 0 )
marcozecchini 0:9fca2b23d0ba 115 {
marcozecchini 0:9fca2b23d0ba 116 mbedtls_free( session->peer_cert );
marcozecchini 0:9fca2b23d0ba 117 session->peer_cert = NULL;
marcozecchini 0:9fca2b23d0ba 118 ret = 1;
marcozecchini 0:9fca2b23d0ba 119 goto exit;
marcozecchini 0:9fca2b23d0ba 120 }
marcozecchini 0:9fca2b23d0ba 121 }
marcozecchini 0:9fca2b23d0ba 122 #endif /* MBEDTLS_X509_CRT_PARSE_C */
marcozecchini 0:9fca2b23d0ba 123
marcozecchini 0:9fca2b23d0ba 124 ret = 0;
marcozecchini 0:9fca2b23d0ba 125 goto exit;
marcozecchini 0:9fca2b23d0ba 126 }
marcozecchini 0:9fca2b23d0ba 127
marcozecchini 0:9fca2b23d0ba 128 exit:
marcozecchini 0:9fca2b23d0ba 129 #if defined(MBEDTLS_THREADING_C)
marcozecchini 0:9fca2b23d0ba 130 if( mbedtls_mutex_unlock( &cache->mutex ) != 0 )
marcozecchini 0:9fca2b23d0ba 131 ret = 1;
marcozecchini 0:9fca2b23d0ba 132 #endif
marcozecchini 0:9fca2b23d0ba 133
marcozecchini 0:9fca2b23d0ba 134 return( ret );
marcozecchini 0:9fca2b23d0ba 135 }
marcozecchini 0:9fca2b23d0ba 136
marcozecchini 0:9fca2b23d0ba 137 int mbedtls_ssl_cache_set( void *data, const mbedtls_ssl_session *session )
marcozecchini 0:9fca2b23d0ba 138 {
marcozecchini 0:9fca2b23d0ba 139 int ret = 1;
marcozecchini 0:9fca2b23d0ba 140 #if defined(MBEDTLS_HAVE_TIME)
marcozecchini 0:9fca2b23d0ba 141 mbedtls_time_t t = mbedtls_time( NULL ), oldest = 0;
marcozecchini 0:9fca2b23d0ba 142 mbedtls_ssl_cache_entry *old = NULL;
marcozecchini 0:9fca2b23d0ba 143 #endif
marcozecchini 0:9fca2b23d0ba 144 mbedtls_ssl_cache_context *cache = (mbedtls_ssl_cache_context *) data;
marcozecchini 0:9fca2b23d0ba 145 mbedtls_ssl_cache_entry *cur, *prv;
marcozecchini 0:9fca2b23d0ba 146 int count = 0;
marcozecchini 0:9fca2b23d0ba 147
marcozecchini 0:9fca2b23d0ba 148 #if defined(MBEDTLS_THREADING_C)
marcozecchini 0:9fca2b23d0ba 149 if( ( ret = mbedtls_mutex_lock( &cache->mutex ) ) != 0 )
marcozecchini 0:9fca2b23d0ba 150 return( ret );
marcozecchini 0:9fca2b23d0ba 151 #endif
marcozecchini 0:9fca2b23d0ba 152
marcozecchini 0:9fca2b23d0ba 153 cur = cache->chain;
marcozecchini 0:9fca2b23d0ba 154 prv = NULL;
marcozecchini 0:9fca2b23d0ba 155
marcozecchini 0:9fca2b23d0ba 156 while( cur != NULL )
marcozecchini 0:9fca2b23d0ba 157 {
marcozecchini 0:9fca2b23d0ba 158 count++;
marcozecchini 0:9fca2b23d0ba 159
marcozecchini 0:9fca2b23d0ba 160 #if defined(MBEDTLS_HAVE_TIME)
marcozecchini 0:9fca2b23d0ba 161 if( cache->timeout != 0 &&
marcozecchini 0:9fca2b23d0ba 162 (int) ( t - cur->timestamp ) > cache->timeout )
marcozecchini 0:9fca2b23d0ba 163 {
marcozecchini 0:9fca2b23d0ba 164 cur->timestamp = t;
marcozecchini 0:9fca2b23d0ba 165 break; /* expired, reuse this slot, update timestamp */
marcozecchini 0:9fca2b23d0ba 166 }
marcozecchini 0:9fca2b23d0ba 167 #endif
marcozecchini 0:9fca2b23d0ba 168
marcozecchini 0:9fca2b23d0ba 169 if( memcmp( session->id, cur->session.id, cur->session.id_len ) == 0 )
marcozecchini 0:9fca2b23d0ba 170 break; /* client reconnected, keep timestamp for session id */
marcozecchini 0:9fca2b23d0ba 171
marcozecchini 0:9fca2b23d0ba 172 #if defined(MBEDTLS_HAVE_TIME)
marcozecchini 0:9fca2b23d0ba 173 if( oldest == 0 || cur->timestamp < oldest )
marcozecchini 0:9fca2b23d0ba 174 {
marcozecchini 0:9fca2b23d0ba 175 oldest = cur->timestamp;
marcozecchini 0:9fca2b23d0ba 176 old = cur;
marcozecchini 0:9fca2b23d0ba 177 }
marcozecchini 0:9fca2b23d0ba 178 #endif
marcozecchini 0:9fca2b23d0ba 179
marcozecchini 0:9fca2b23d0ba 180 prv = cur;
marcozecchini 0:9fca2b23d0ba 181 cur = cur->next;
marcozecchini 0:9fca2b23d0ba 182 }
marcozecchini 0:9fca2b23d0ba 183
marcozecchini 0:9fca2b23d0ba 184 if( cur == NULL )
marcozecchini 0:9fca2b23d0ba 185 {
marcozecchini 0:9fca2b23d0ba 186 #if defined(MBEDTLS_HAVE_TIME)
marcozecchini 0:9fca2b23d0ba 187 /*
marcozecchini 0:9fca2b23d0ba 188 * Reuse oldest entry if max_entries reached
marcozecchini 0:9fca2b23d0ba 189 */
marcozecchini 0:9fca2b23d0ba 190 if( count >= cache->max_entries )
marcozecchini 0:9fca2b23d0ba 191 {
marcozecchini 0:9fca2b23d0ba 192 if( old == NULL )
marcozecchini 0:9fca2b23d0ba 193 {
marcozecchini 0:9fca2b23d0ba 194 ret = 1;
marcozecchini 0:9fca2b23d0ba 195 goto exit;
marcozecchini 0:9fca2b23d0ba 196 }
marcozecchini 0:9fca2b23d0ba 197
marcozecchini 0:9fca2b23d0ba 198 cur = old;
marcozecchini 0:9fca2b23d0ba 199 }
marcozecchini 0:9fca2b23d0ba 200 #else /* MBEDTLS_HAVE_TIME */
marcozecchini 0:9fca2b23d0ba 201 /*
marcozecchini 0:9fca2b23d0ba 202 * Reuse first entry in chain if max_entries reached,
marcozecchini 0:9fca2b23d0ba 203 * but move to last place
marcozecchini 0:9fca2b23d0ba 204 */
marcozecchini 0:9fca2b23d0ba 205 if( count >= cache->max_entries )
marcozecchini 0:9fca2b23d0ba 206 {
marcozecchini 0:9fca2b23d0ba 207 if( cache->chain == NULL )
marcozecchini 0:9fca2b23d0ba 208 {
marcozecchini 0:9fca2b23d0ba 209 ret = 1;
marcozecchini 0:9fca2b23d0ba 210 goto exit;
marcozecchini 0:9fca2b23d0ba 211 }
marcozecchini 0:9fca2b23d0ba 212
marcozecchini 0:9fca2b23d0ba 213 cur = cache->chain;
marcozecchini 0:9fca2b23d0ba 214 cache->chain = cur->next;
marcozecchini 0:9fca2b23d0ba 215 cur->next = NULL;
marcozecchini 0:9fca2b23d0ba 216 prv->next = cur;
marcozecchini 0:9fca2b23d0ba 217 }
marcozecchini 0:9fca2b23d0ba 218 #endif /* MBEDTLS_HAVE_TIME */
marcozecchini 0:9fca2b23d0ba 219 else
marcozecchini 0:9fca2b23d0ba 220 {
marcozecchini 0:9fca2b23d0ba 221 /*
marcozecchini 0:9fca2b23d0ba 222 * max_entries not reached, create new entry
marcozecchini 0:9fca2b23d0ba 223 */
marcozecchini 0:9fca2b23d0ba 224 cur = mbedtls_calloc( 1, sizeof(mbedtls_ssl_cache_entry) );
marcozecchini 0:9fca2b23d0ba 225 if( cur == NULL )
marcozecchini 0:9fca2b23d0ba 226 {
marcozecchini 0:9fca2b23d0ba 227 ret = 1;
marcozecchini 0:9fca2b23d0ba 228 goto exit;
marcozecchini 0:9fca2b23d0ba 229 }
marcozecchini 0:9fca2b23d0ba 230
marcozecchini 0:9fca2b23d0ba 231 if( prv == NULL )
marcozecchini 0:9fca2b23d0ba 232 cache->chain = cur;
marcozecchini 0:9fca2b23d0ba 233 else
marcozecchini 0:9fca2b23d0ba 234 prv->next = cur;
marcozecchini 0:9fca2b23d0ba 235 }
marcozecchini 0:9fca2b23d0ba 236
marcozecchini 0:9fca2b23d0ba 237 #if defined(MBEDTLS_HAVE_TIME)
marcozecchini 0:9fca2b23d0ba 238 cur->timestamp = t;
marcozecchini 0:9fca2b23d0ba 239 #endif
marcozecchini 0:9fca2b23d0ba 240 }
marcozecchini 0:9fca2b23d0ba 241
marcozecchini 0:9fca2b23d0ba 242 memcpy( &cur->session, session, sizeof( mbedtls_ssl_session ) );
marcozecchini 0:9fca2b23d0ba 243
marcozecchini 0:9fca2b23d0ba 244 #if defined(MBEDTLS_X509_CRT_PARSE_C)
marcozecchini 0:9fca2b23d0ba 245 /*
marcozecchini 0:9fca2b23d0ba 246 * If we're reusing an entry, free its certificate first
marcozecchini 0:9fca2b23d0ba 247 */
marcozecchini 0:9fca2b23d0ba 248 if( cur->peer_cert.p != NULL )
marcozecchini 0:9fca2b23d0ba 249 {
marcozecchini 0:9fca2b23d0ba 250 mbedtls_free( cur->peer_cert.p );
marcozecchini 0:9fca2b23d0ba 251 memset( &cur->peer_cert, 0, sizeof(mbedtls_x509_buf) );
marcozecchini 0:9fca2b23d0ba 252 }
marcozecchini 0:9fca2b23d0ba 253
marcozecchini 0:9fca2b23d0ba 254 /*
marcozecchini 0:9fca2b23d0ba 255 * Store peer certificate
marcozecchini 0:9fca2b23d0ba 256 */
marcozecchini 0:9fca2b23d0ba 257 if( session->peer_cert != NULL )
marcozecchini 0:9fca2b23d0ba 258 {
marcozecchini 0:9fca2b23d0ba 259 cur->peer_cert.p = mbedtls_calloc( 1, session->peer_cert->raw.len );
marcozecchini 0:9fca2b23d0ba 260 if( cur->peer_cert.p == NULL )
marcozecchini 0:9fca2b23d0ba 261 {
marcozecchini 0:9fca2b23d0ba 262 ret = 1;
marcozecchini 0:9fca2b23d0ba 263 goto exit;
marcozecchini 0:9fca2b23d0ba 264 }
marcozecchini 0:9fca2b23d0ba 265
marcozecchini 0:9fca2b23d0ba 266 memcpy( cur->peer_cert.p, session->peer_cert->raw.p,
marcozecchini 0:9fca2b23d0ba 267 session->peer_cert->raw.len );
marcozecchini 0:9fca2b23d0ba 268 cur->peer_cert.len = session->peer_cert->raw.len;
marcozecchini 0:9fca2b23d0ba 269
marcozecchini 0:9fca2b23d0ba 270 cur->session.peer_cert = NULL;
marcozecchini 0:9fca2b23d0ba 271 }
marcozecchini 0:9fca2b23d0ba 272 #endif /* MBEDTLS_X509_CRT_PARSE_C */
marcozecchini 0:9fca2b23d0ba 273
marcozecchini 0:9fca2b23d0ba 274 ret = 0;
marcozecchini 0:9fca2b23d0ba 275
marcozecchini 0:9fca2b23d0ba 276 exit:
marcozecchini 0:9fca2b23d0ba 277 #if defined(MBEDTLS_THREADING_C)
marcozecchini 0:9fca2b23d0ba 278 if( mbedtls_mutex_unlock( &cache->mutex ) != 0 )
marcozecchini 0:9fca2b23d0ba 279 ret = 1;
marcozecchini 0:9fca2b23d0ba 280 #endif
marcozecchini 0:9fca2b23d0ba 281
marcozecchini 0:9fca2b23d0ba 282 return( ret );
marcozecchini 0:9fca2b23d0ba 283 }
marcozecchini 0:9fca2b23d0ba 284
marcozecchini 0:9fca2b23d0ba 285 #if defined(MBEDTLS_HAVE_TIME)
marcozecchini 0:9fca2b23d0ba 286 void mbedtls_ssl_cache_set_timeout( mbedtls_ssl_cache_context *cache, int timeout )
marcozecchini 0:9fca2b23d0ba 287 {
marcozecchini 0:9fca2b23d0ba 288 if( timeout < 0 ) timeout = 0;
marcozecchini 0:9fca2b23d0ba 289
marcozecchini 0:9fca2b23d0ba 290 cache->timeout = timeout;
marcozecchini 0:9fca2b23d0ba 291 }
marcozecchini 0:9fca2b23d0ba 292 #endif /* MBEDTLS_HAVE_TIME */
marcozecchini 0:9fca2b23d0ba 293
marcozecchini 0:9fca2b23d0ba 294 void mbedtls_ssl_cache_set_max_entries( mbedtls_ssl_cache_context *cache, int max )
marcozecchini 0:9fca2b23d0ba 295 {
marcozecchini 0:9fca2b23d0ba 296 if( max < 0 ) max = 0;
marcozecchini 0:9fca2b23d0ba 297
marcozecchini 0:9fca2b23d0ba 298 cache->max_entries = max;
marcozecchini 0:9fca2b23d0ba 299 }
marcozecchini 0:9fca2b23d0ba 300
marcozecchini 0:9fca2b23d0ba 301 void mbedtls_ssl_cache_free( mbedtls_ssl_cache_context *cache )
marcozecchini 0:9fca2b23d0ba 302 {
marcozecchini 0:9fca2b23d0ba 303 mbedtls_ssl_cache_entry *cur, *prv;
marcozecchini 0:9fca2b23d0ba 304
marcozecchini 0:9fca2b23d0ba 305 cur = cache->chain;
marcozecchini 0:9fca2b23d0ba 306
marcozecchini 0:9fca2b23d0ba 307 while( cur != NULL )
marcozecchini 0:9fca2b23d0ba 308 {
marcozecchini 0:9fca2b23d0ba 309 prv = cur;
marcozecchini 0:9fca2b23d0ba 310 cur = cur->next;
marcozecchini 0:9fca2b23d0ba 311
marcozecchini 0:9fca2b23d0ba 312 mbedtls_ssl_session_free( &prv->session );
marcozecchini 0:9fca2b23d0ba 313
marcozecchini 0:9fca2b23d0ba 314 #if defined(MBEDTLS_X509_CRT_PARSE_C)
marcozecchini 0:9fca2b23d0ba 315 mbedtls_free( prv->peer_cert.p );
marcozecchini 0:9fca2b23d0ba 316 #endif /* MBEDTLS_X509_CRT_PARSE_C */
marcozecchini 0:9fca2b23d0ba 317
marcozecchini 0:9fca2b23d0ba 318 mbedtls_free( prv );
marcozecchini 0:9fca2b23d0ba 319 }
marcozecchini 0:9fca2b23d0ba 320
marcozecchini 0:9fca2b23d0ba 321 #if defined(MBEDTLS_THREADING_C)
marcozecchini 0:9fca2b23d0ba 322 mbedtls_mutex_free( &cache->mutex );
marcozecchini 0:9fca2b23d0ba 323 #endif
marcozecchini 0:9fca2b23d0ba 324 }
marcozecchini 0:9fca2b23d0ba 325
marcozecchini 0:9fca2b23d0ba 326 #endif /* MBEDTLS_SSL_CACHE_C */