mbed TLS v2.16.5

ssl.h
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1
6 /*
7 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
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 * This file is part of mbed TLS (https://tls.mbed.org)
23 */
24 #ifndef MBEDTLS_SSL_H
25 #define MBEDTLS_SSL_H
26
27 #if !defined(MBEDTLS_CONFIG_FILE)
28 #include "config.h"
29 #else
30 #include MBEDTLS_CONFIG_FILE
31 #endif
32
33 #include "bignum.h"
34 #include "ecp.h"
35
36 #include "ssl_ciphersuites.h"
37
38 #if defined(MBEDTLS_X509_CRT_PARSE_C)
39 #include "x509_crt.h"
40 #include "x509_crl.h"
41 #endif
42
43 #if defined(MBEDTLS_DHM_C)
44 #include "dhm.h"
45 #endif
46
47 #if defined(MBEDTLS_ECDH_C)
48 #include "ecdh.h"
49 #endif
50
51 #if defined(MBEDTLS_ZLIB_SUPPORT)
52
53 #if defined(MBEDTLS_DEPRECATED_WARNING)
54 #warning "Record compression support via MBEDTLS_ZLIB_SUPPORT is deprecated and will be removed in the next major revision of the library"
55 #endif
56
57 #if defined(MBEDTLS_DEPRECATED_REMOVED)
58 #error "Record compression support via MBEDTLS_ZLIB_SUPPORT is deprecated and cannot be used if MBEDTLS_DEPRECATED_REMOVED is set"
59 #endif
60
61 #include "zlib.h"
62 #endif
63
64 #if defined(MBEDTLS_HAVE_TIME)
65 #include "platform_time.h"
66 #endif
67
68 /*
69 * SSL Error codes
70 */
71 #define MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE -0x7080
72 #define MBEDTLS_ERR_SSL_BAD_INPUT_DATA -0x7100
73 #define MBEDTLS_ERR_SSL_INVALID_MAC -0x7180
74 #define MBEDTLS_ERR_SSL_INVALID_RECORD -0x7200
75 #define MBEDTLS_ERR_SSL_CONN_EOF -0x7280
76 #define MBEDTLS_ERR_SSL_UNKNOWN_CIPHER -0x7300
77 #define MBEDTLS_ERR_SSL_NO_CIPHER_CHOSEN -0x7380
78 #define MBEDTLS_ERR_SSL_NO_RNG -0x7400
79 #define MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE -0x7480
80 #define MBEDTLS_ERR_SSL_CERTIFICATE_TOO_LARGE -0x7500
81 #define MBEDTLS_ERR_SSL_CERTIFICATE_REQUIRED -0x7580
82 #define MBEDTLS_ERR_SSL_PRIVATE_KEY_REQUIRED -0x7600
83 #define MBEDTLS_ERR_SSL_CA_CHAIN_REQUIRED -0x7680
84 #define MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE -0x7700
85 #define MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE -0x7780
86 #define MBEDTLS_ERR_SSL_PEER_VERIFY_FAILED -0x7800
87 #define MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY -0x7880
88 #define MBEDTLS_ERR_SSL_BAD_HS_CLIENT_HELLO -0x7900
89 #define MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO -0x7980
90 #define MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE -0x7A00
91 #define MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_REQUEST -0x7A80
92 #define MBEDTLS_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE -0x7B00
93 #define MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO_DONE -0x7B80
94 #define MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE -0x7C00
95 #define MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_RP -0x7C80
96 #define MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_CS -0x7D00
97 #define MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_VERIFY -0x7D80
98 #define MBEDTLS_ERR_SSL_BAD_HS_CHANGE_CIPHER_SPEC -0x7E00
99 #define MBEDTLS_ERR_SSL_BAD_HS_FINISHED -0x7E80
100 #define MBEDTLS_ERR_SSL_ALLOC_FAILED -0x7F00
101 #define MBEDTLS_ERR_SSL_HW_ACCEL_FAILED -0x7F80
102 #define MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH -0x6F80
103 #define MBEDTLS_ERR_SSL_COMPRESSION_FAILED -0x6F00
104 #define MBEDTLS_ERR_SSL_BAD_HS_PROTOCOL_VERSION -0x6E80
105 #define MBEDTLS_ERR_SSL_BAD_HS_NEW_SESSION_TICKET -0x6E00
106 #define MBEDTLS_ERR_SSL_SESSION_TICKET_EXPIRED -0x6D80
107 #define MBEDTLS_ERR_SSL_PK_TYPE_MISMATCH -0x6D00
108 #define MBEDTLS_ERR_SSL_UNKNOWN_IDENTITY -0x6C80
109 #define MBEDTLS_ERR_SSL_INTERNAL_ERROR -0x6C00
110 #define MBEDTLS_ERR_SSL_COUNTER_WRAPPING -0x6B80
111 #define MBEDTLS_ERR_SSL_WAITING_SERVER_HELLO_RENEGO -0x6B00
112 #define MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED -0x6A80
113 #define MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL -0x6A00
114 #define MBEDTLS_ERR_SSL_NO_USABLE_CIPHERSUITE -0x6980
115 #define MBEDTLS_ERR_SSL_WANT_READ -0x6900
116 #define MBEDTLS_ERR_SSL_WANT_WRITE -0x6880
117 #define MBEDTLS_ERR_SSL_TIMEOUT -0x6800
118 #define MBEDTLS_ERR_SSL_CLIENT_RECONNECT -0x6780
119 #define MBEDTLS_ERR_SSL_UNEXPECTED_RECORD -0x6700
120 #define MBEDTLS_ERR_SSL_NON_FATAL -0x6680
121 #define MBEDTLS_ERR_SSL_INVALID_VERIFY_HASH -0x6600
122 #define MBEDTLS_ERR_SSL_CONTINUE_PROCESSING -0x6580
123 #define MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS -0x6500
124 #define MBEDTLS_ERR_SSL_EARLY_MESSAGE -0x6480
125 #define MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS -0x7000
127 /*
128 * Various constants
129 */
130 #define MBEDTLS_SSL_MAJOR_VERSION_3 3
131 #define MBEDTLS_SSL_MINOR_VERSION_0 0
132 #define MBEDTLS_SSL_MINOR_VERSION_1 1
133 #define MBEDTLS_SSL_MINOR_VERSION_2 2
134 #define MBEDTLS_SSL_MINOR_VERSION_3 3
136 #define MBEDTLS_SSL_TRANSPORT_STREAM 0
137 #define MBEDTLS_SSL_TRANSPORT_DATAGRAM 1
139 #define MBEDTLS_SSL_MAX_HOST_NAME_LEN 255
141 /* RFC 6066 section 4, see also mfl_code_to_length in ssl_tls.c
142 * NONE must be zero so that memset()ing structure to zero works */
143 #define MBEDTLS_SSL_MAX_FRAG_LEN_NONE 0
144 #define MBEDTLS_SSL_MAX_FRAG_LEN_512 1
145 #define MBEDTLS_SSL_MAX_FRAG_LEN_1024 2
146 #define MBEDTLS_SSL_MAX_FRAG_LEN_2048 3
147 #define MBEDTLS_SSL_MAX_FRAG_LEN_4096 4
148 #define MBEDTLS_SSL_MAX_FRAG_LEN_INVALID 5
150 #define MBEDTLS_SSL_IS_CLIENT 0
151 #define MBEDTLS_SSL_IS_SERVER 1
152
153 #define MBEDTLS_SSL_IS_NOT_FALLBACK 0
154 #define MBEDTLS_SSL_IS_FALLBACK 1
155
156 #define MBEDTLS_SSL_EXTENDED_MS_DISABLED 0
157 #define MBEDTLS_SSL_EXTENDED_MS_ENABLED 1
158
159 #define MBEDTLS_SSL_ETM_DISABLED 0
160 #define MBEDTLS_SSL_ETM_ENABLED 1
161
162 #define MBEDTLS_SSL_COMPRESS_NULL 0
163 #define MBEDTLS_SSL_COMPRESS_DEFLATE 1
164
165 #define MBEDTLS_SSL_VERIFY_NONE 0
166 #define MBEDTLS_SSL_VERIFY_OPTIONAL 1
167 #define MBEDTLS_SSL_VERIFY_REQUIRED 2
168 #define MBEDTLS_SSL_VERIFY_UNSET 3 /* Used only for sni_authmode */
169
170 #define MBEDTLS_SSL_LEGACY_RENEGOTIATION 0
171 #define MBEDTLS_SSL_SECURE_RENEGOTIATION 1
172
173 #define MBEDTLS_SSL_RENEGOTIATION_DISABLED 0
174 #define MBEDTLS_SSL_RENEGOTIATION_ENABLED 1
175
176 #define MBEDTLS_SSL_ANTI_REPLAY_DISABLED 0
177 #define MBEDTLS_SSL_ANTI_REPLAY_ENABLED 1
178
179 #define MBEDTLS_SSL_RENEGOTIATION_NOT_ENFORCED -1
180 #define MBEDTLS_SSL_RENEGO_MAX_RECORDS_DEFAULT 16
181
182 #define MBEDTLS_SSL_LEGACY_NO_RENEGOTIATION 0
183 #define MBEDTLS_SSL_LEGACY_ALLOW_RENEGOTIATION 1
184 #define MBEDTLS_SSL_LEGACY_BREAK_HANDSHAKE 2
185
186 #define MBEDTLS_SSL_TRUNC_HMAC_DISABLED 0
187 #define MBEDTLS_SSL_TRUNC_HMAC_ENABLED 1
188 #define MBEDTLS_SSL_TRUNCATED_HMAC_LEN 10 /* 80 bits, rfc 6066 section 7 */
189
190 #define MBEDTLS_SSL_SESSION_TICKETS_DISABLED 0
191 #define MBEDTLS_SSL_SESSION_TICKETS_ENABLED 1
192
193 #define MBEDTLS_SSL_CBC_RECORD_SPLITTING_DISABLED 0
194 #define MBEDTLS_SSL_CBC_RECORD_SPLITTING_ENABLED 1
195
196 #define MBEDTLS_SSL_ARC4_ENABLED 0
197 #define MBEDTLS_SSL_ARC4_DISABLED 1
198
199 #define MBEDTLS_SSL_PRESET_DEFAULT 0
200 #define MBEDTLS_SSL_PRESET_SUITEB 2
201
202 #define MBEDTLS_SSL_CERT_REQ_CA_LIST_ENABLED 1
203 #define MBEDTLS_SSL_CERT_REQ_CA_LIST_DISABLED 0
204
205 /*
206 * Default range for DTLS retransmission timer value, in milliseconds.
207 * RFC 6347 4.2.4.1 says from 1 second to 60 seconds.
208 */
209 #define MBEDTLS_SSL_DTLS_TIMEOUT_DFL_MIN 1000
210 #define MBEDTLS_SSL_DTLS_TIMEOUT_DFL_MAX 60000
211
220 #if !defined(MBEDTLS_SSL_DEFAULT_TICKET_LIFETIME)
221 #define MBEDTLS_SSL_DEFAULT_TICKET_LIFETIME 86400
222 #endif
223
224 /*
225 * Maximum fragment length in bytes,
226 * determines the size of each of the two internal I/O buffers.
227 *
228 * Note: the RFC defines the default size of SSL / TLS messages. If you
229 * change the value here, other clients / servers may not be able to
230 * communicate with you anymore. Only change this value if you control
231 * both sides of the connection and have it reduced at both sides, or
232 * if you're using the Max Fragment Length extension and you know all your
233 * peers are using it too!
234 */
235 #if !defined(MBEDTLS_SSL_MAX_CONTENT_LEN)
236 #define MBEDTLS_SSL_MAX_CONTENT_LEN 16384
237 #endif
238
239 #if !defined(MBEDTLS_SSL_IN_CONTENT_LEN)
240 #define MBEDTLS_SSL_IN_CONTENT_LEN MBEDTLS_SSL_MAX_CONTENT_LEN
241 #endif
242
243 #if !defined(MBEDTLS_SSL_OUT_CONTENT_LEN)
244 #define MBEDTLS_SSL_OUT_CONTENT_LEN MBEDTLS_SSL_MAX_CONTENT_LEN
245 #endif
246
247 /*
248 * Maximum number of heap-allocated bytes for the purpose of
249 * DTLS handshake message reassembly and future message buffering.
250 */
251 #if !defined(MBEDTLS_SSL_DTLS_MAX_BUFFERING)
252 #define MBEDTLS_SSL_DTLS_MAX_BUFFERING 32768
253 #endif
254
255 /* \} name SECTION: Module settings */
256
257 /*
258 * Length of the verify data for secure renegotiation
259 */
260 #if defined(MBEDTLS_SSL_PROTO_SSL3)
261 #define MBEDTLS_SSL_VERIFY_DATA_MAX_LEN 36
262 #else
263 #define MBEDTLS_SSL_VERIFY_DATA_MAX_LEN 12
264 #endif
265
266 /*
267 * Signaling ciphersuite values (SCSV)
268 */
269 #define MBEDTLS_SSL_EMPTY_RENEGOTIATION_INFO 0xFF
270 #define MBEDTLS_SSL_FALLBACK_SCSV_VALUE 0x5600
272 /*
273 * Supported Signature and Hash algorithms (For TLS 1.2)
274 * RFC 5246 section 7.4.1.4.1
275 */
276 #define MBEDTLS_SSL_HASH_NONE 0
277 #define MBEDTLS_SSL_HASH_MD5 1
278 #define MBEDTLS_SSL_HASH_SHA1 2
279 #define MBEDTLS_SSL_HASH_SHA224 3
280 #define MBEDTLS_SSL_HASH_SHA256 4
281 #define MBEDTLS_SSL_HASH_SHA384 5
282 #define MBEDTLS_SSL_HASH_SHA512 6
283
284 #define MBEDTLS_SSL_SIG_ANON 0
285 #define MBEDTLS_SSL_SIG_RSA 1
286 #define MBEDTLS_SSL_SIG_ECDSA 3
287
288 /*
289 * Client Certificate Types
290 * RFC 5246 section 7.4.4 plus RFC 4492 section 5.5
291 */
292 #define MBEDTLS_SSL_CERT_TYPE_RSA_SIGN 1
293 #define MBEDTLS_SSL_CERT_TYPE_ECDSA_SIGN 64
294
295 /*
296 * Message, alert and handshake types
297 */
298 #define MBEDTLS_SSL_MSG_CHANGE_CIPHER_SPEC 20
299 #define MBEDTLS_SSL_MSG_ALERT 21
300 #define MBEDTLS_SSL_MSG_HANDSHAKE 22
301 #define MBEDTLS_SSL_MSG_APPLICATION_DATA 23
302
303 #define MBEDTLS_SSL_ALERT_LEVEL_WARNING 1
304 #define MBEDTLS_SSL_ALERT_LEVEL_FATAL 2
305
306 #define MBEDTLS_SSL_ALERT_MSG_CLOSE_NOTIFY 0 /* 0x00 */
307 #define MBEDTLS_SSL_ALERT_MSG_UNEXPECTED_MESSAGE 10 /* 0x0A */
308 #define MBEDTLS_SSL_ALERT_MSG_BAD_RECORD_MAC 20 /* 0x14 */
309 #define MBEDTLS_SSL_ALERT_MSG_DECRYPTION_FAILED 21 /* 0x15 */
310 #define MBEDTLS_SSL_ALERT_MSG_RECORD_OVERFLOW 22 /* 0x16 */
311 #define MBEDTLS_SSL_ALERT_MSG_DECOMPRESSION_FAILURE 30 /* 0x1E */
312 #define MBEDTLS_SSL_ALERT_MSG_HANDSHAKE_FAILURE 40 /* 0x28 */
313 #define MBEDTLS_SSL_ALERT_MSG_NO_CERT 41 /* 0x29 */
314 #define MBEDTLS_SSL_ALERT_MSG_BAD_CERT 42 /* 0x2A */
315 #define MBEDTLS_SSL_ALERT_MSG_UNSUPPORTED_CERT 43 /* 0x2B */
316 #define MBEDTLS_SSL_ALERT_MSG_CERT_REVOKED 44 /* 0x2C */
317 #define MBEDTLS_SSL_ALERT_MSG_CERT_EXPIRED 45 /* 0x2D */
318 #define MBEDTLS_SSL_ALERT_MSG_CERT_UNKNOWN 46 /* 0x2E */
319 #define MBEDTLS_SSL_ALERT_MSG_ILLEGAL_PARAMETER 47 /* 0x2F */
320 #define MBEDTLS_SSL_ALERT_MSG_UNKNOWN_CA 48 /* 0x30 */
321 #define MBEDTLS_SSL_ALERT_MSG_ACCESS_DENIED 49 /* 0x31 */
322 #define MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR 50 /* 0x32 */
323 #define MBEDTLS_SSL_ALERT_MSG_DECRYPT_ERROR 51 /* 0x33 */
324 #define MBEDTLS_SSL_ALERT_MSG_EXPORT_RESTRICTION 60 /* 0x3C */
325 #define MBEDTLS_SSL_ALERT_MSG_PROTOCOL_VERSION 70 /* 0x46 */
326 #define MBEDTLS_SSL_ALERT_MSG_INSUFFICIENT_SECURITY 71 /* 0x47 */
327 #define MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR 80 /* 0x50 */
328 #define MBEDTLS_SSL_ALERT_MSG_INAPROPRIATE_FALLBACK 86 /* 0x56 */
329 #define MBEDTLS_SSL_ALERT_MSG_USER_CANCELED 90 /* 0x5A */
330 #define MBEDTLS_SSL_ALERT_MSG_NO_RENEGOTIATION 100 /* 0x64 */
331 #define MBEDTLS_SSL_ALERT_MSG_UNSUPPORTED_EXT 110 /* 0x6E */
332 #define MBEDTLS_SSL_ALERT_MSG_UNRECOGNIZED_NAME 112 /* 0x70 */
333 #define MBEDTLS_SSL_ALERT_MSG_UNKNOWN_PSK_IDENTITY 115 /* 0x73 */
334 #define MBEDTLS_SSL_ALERT_MSG_NO_APPLICATION_PROTOCOL 120 /* 0x78 */
335
336 #define MBEDTLS_SSL_HS_HELLO_REQUEST 0
337 #define MBEDTLS_SSL_HS_CLIENT_HELLO 1
338 #define MBEDTLS_SSL_HS_SERVER_HELLO 2
339 #define MBEDTLS_SSL_HS_HELLO_VERIFY_REQUEST 3
340 #define MBEDTLS_SSL_HS_NEW_SESSION_TICKET 4
341 #define MBEDTLS_SSL_HS_CERTIFICATE 11
342 #define MBEDTLS_SSL_HS_SERVER_KEY_EXCHANGE 12
343 #define MBEDTLS_SSL_HS_CERTIFICATE_REQUEST 13
344 #define MBEDTLS_SSL_HS_SERVER_HELLO_DONE 14
345 #define MBEDTLS_SSL_HS_CERTIFICATE_VERIFY 15
346 #define MBEDTLS_SSL_HS_CLIENT_KEY_EXCHANGE 16
347 #define MBEDTLS_SSL_HS_FINISHED 20
348
349 /*
350 * TLS extensions
351 */
352 #define MBEDTLS_TLS_EXT_SERVERNAME 0
353 #define MBEDTLS_TLS_EXT_SERVERNAME_HOSTNAME 0
354
355 #define MBEDTLS_TLS_EXT_MAX_FRAGMENT_LENGTH 1
356
357 #define MBEDTLS_TLS_EXT_TRUNCATED_HMAC 4
358
359 #define MBEDTLS_TLS_EXT_SUPPORTED_ELLIPTIC_CURVES 10
360 #define MBEDTLS_TLS_EXT_SUPPORTED_POINT_FORMATS 11
361
362 #define MBEDTLS_TLS_EXT_SIG_ALG 13
363
364 #define MBEDTLS_TLS_EXT_ALPN 16
365
366 #define MBEDTLS_TLS_EXT_ENCRYPT_THEN_MAC 22 /* 0x16 */
367 #define MBEDTLS_TLS_EXT_EXTENDED_MASTER_SECRET 0x0017 /* 23 */
368
369 #define MBEDTLS_TLS_EXT_SESSION_TICKET 35
370
371 #define MBEDTLS_TLS_EXT_ECJPAKE_KKPP 256 /* experimental */
372
373 #define MBEDTLS_TLS_EXT_RENEGOTIATION_INFO 0xFF01
374
375 /*
376 * Size defines
377 */
378 #if !defined(MBEDTLS_PSK_MAX_LEN)
379 #define MBEDTLS_PSK_MAX_LEN 32 /* 256 bits */
380 #endif
381
382 /* Dummy type used only for its size */
383 union mbedtls_ssl_premaster_secret
384 {
385 #if defined(MBEDTLS_KEY_EXCHANGE_RSA_ENABLED)
386 unsigned char _pms_rsa[48]; /* RFC 5246 8.1.1 */
387 #endif
388 #if defined(MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED)
389 unsigned char _pms_dhm[MBEDTLS_MPI_MAX_SIZE]; /* RFC 5246 8.1.2 */
390 #endif
391 #if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED) || \
392 defined(MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED) || \
393 defined(MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED) || \
394 defined(MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED)
395 unsigned char _pms_ecdh[MBEDTLS_ECP_MAX_BYTES]; /* RFC 4492 5.10 */
396 #endif
397 #if defined(MBEDTLS_KEY_EXCHANGE_PSK_ENABLED)
398 unsigned char _pms_psk[4 + 2 * MBEDTLS_PSK_MAX_LEN]; /* RFC 4279 2 */
399 #endif
400 #if defined(MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED)
401 unsigned char _pms_dhe_psk[4 + MBEDTLS_MPI_MAX_SIZE
402 + MBEDTLS_PSK_MAX_LEN]; /* RFC 4279 3 */
403 #endif
404 #if defined(MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED)
405 unsigned char _pms_rsa_psk[52 + MBEDTLS_PSK_MAX_LEN]; /* RFC 4279 4 */
406 #endif
407 #if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED)
408 unsigned char _pms_ecdhe_psk[4 + MBEDTLS_ECP_MAX_BYTES
409 + MBEDTLS_PSK_MAX_LEN]; /* RFC 5489 2 */
410 #endif
411 #if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
412 unsigned char _pms_ecjpake[32]; /* Thread spec: SHA-256 output */
413 #endif
414 };
415
416 #define MBEDTLS_PREMASTER_SIZE sizeof( union mbedtls_ssl_premaster_secret )
417
418 #ifdef __cplusplus
419 extern "C" {
420 #endif
421
422 /*
423 * SSL state machine
424 */
425 typedef enum
426 {
427 MBEDTLS_SSL_HELLO_REQUEST,
428 MBEDTLS_SSL_CLIENT_HELLO,
429 MBEDTLS_SSL_SERVER_HELLO,
430 MBEDTLS_SSL_SERVER_CERTIFICATE,
431 MBEDTLS_SSL_SERVER_KEY_EXCHANGE,
432 MBEDTLS_SSL_CERTIFICATE_REQUEST,
433 MBEDTLS_SSL_SERVER_HELLO_DONE,
434 MBEDTLS_SSL_CLIENT_CERTIFICATE,
435 MBEDTLS_SSL_CLIENT_KEY_EXCHANGE,
436 MBEDTLS_SSL_CERTIFICATE_VERIFY,
437 MBEDTLS_SSL_CLIENT_CHANGE_CIPHER_SPEC,
438 MBEDTLS_SSL_CLIENT_FINISHED,
439 MBEDTLS_SSL_SERVER_CHANGE_CIPHER_SPEC,
440 MBEDTLS_SSL_SERVER_FINISHED,
441 MBEDTLS_SSL_FLUSH_BUFFERS,
442 MBEDTLS_SSL_HANDSHAKE_WRAPUP,
443 MBEDTLS_SSL_HANDSHAKE_OVER,
444 MBEDTLS_SSL_SERVER_NEW_SESSION_TICKET,
445 MBEDTLS_SSL_SERVER_HELLO_VERIFY_REQUEST_SENT,
446 }
447 mbedtls_ssl_states;
448
466 typedef int mbedtls_ssl_send_t( void *ctx,
467 const unsigned char *buf,
468 size_t len );
469
489 typedef int mbedtls_ssl_recv_t( void *ctx,
490 unsigned char *buf,
491 size_t len );
492
515 typedef int mbedtls_ssl_recv_timeout_t( void *ctx,
516 unsigned char *buf,
517 size_t len,
518 uint32_t timeout );
541 typedef void mbedtls_ssl_set_timer_t( void * ctx,
542 uint32_t int_ms,
543 uint32_t fin_ms );
544
556 typedef int mbedtls_ssl_get_timer_t( void * ctx );
557
558 /* Defined below */
559 typedef struct mbedtls_ssl_session mbedtls_ssl_session;
560 typedef struct mbedtls_ssl_context mbedtls_ssl_context;
561 typedef struct mbedtls_ssl_config mbedtls_ssl_config;
562
563 /* Defined in ssl_internal.h */
564 typedef struct mbedtls_ssl_transform mbedtls_ssl_transform;
565 typedef struct mbedtls_ssl_handshake_params mbedtls_ssl_handshake_params;
566 typedef struct mbedtls_ssl_sig_hash_set_t mbedtls_ssl_sig_hash_set_t;
567 #if defined(MBEDTLS_X509_CRT_PARSE_C)
568 typedef struct mbedtls_ssl_key_cert mbedtls_ssl_key_cert;
569 #endif
570 #if defined(MBEDTLS_SSL_PROTO_DTLS)
571 typedef struct mbedtls_ssl_flight_item mbedtls_ssl_flight_item;
572 #endif
573
574 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
575 #if defined(MBEDTLS_X509_CRT_PARSE_C)
576
647 typedef int mbedtls_ssl_async_sign_t( mbedtls_ssl_context *ssl,
648 mbedtls_x509_crt *cert,
649 mbedtls_md_type_t md_alg,
650 const unsigned char *hash,
651 size_t hash_len );
652
713 typedef int mbedtls_ssl_async_decrypt_t( mbedtls_ssl_context *ssl,
714 mbedtls_x509_crt *cert,
715 const unsigned char *input,
716 size_t input_len );
717 #endif /* MBEDTLS_X509_CRT_PARSE_C */
718
761 typedef int mbedtls_ssl_async_resume_t( mbedtls_ssl_context *ssl,
762 unsigned char *output,
763 size_t *output_len,
764 size_t output_size );
765
783 typedef void mbedtls_ssl_async_cancel_t( mbedtls_ssl_context *ssl );
784 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
785
786 /*
787 * This structure is used for storing current session data.
788 */
789 struct mbedtls_ssl_session
790 {
791 #if defined(MBEDTLS_HAVE_TIME)
792 mbedtls_time_t start;
793 #endif
794 int ciphersuite;
795 int compression;
796 size_t id_len;
797 unsigned char id[32];
798 unsigned char master[48];
800 #if defined(MBEDTLS_X509_CRT_PARSE_C)
801 mbedtls_x509_crt *peer_cert;
802 #endif /* MBEDTLS_X509_CRT_PARSE_C */
803 uint32_t verify_result;
805 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_CLI_C)
806 unsigned char *ticket;
807 size_t ticket_len;
808 uint32_t ticket_lifetime;
809 #endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_CLI_C */
810
811 #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
812 unsigned char mfl_code;
813 #endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */
814
815 #if defined(MBEDTLS_SSL_TRUNCATED_HMAC)
816 int trunc_hmac;
817 #endif /* MBEDTLS_SSL_TRUNCATED_HMAC */
818
819 #if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
820 int encrypt_then_mac;
821 #endif
822 };
823
827 struct mbedtls_ssl_config
828 {
829 /* Group items by size (largest first) to minimize padding overhead */
830
831 /*
832 * Pointers
833 */
834
835 const int *ciphersuite_list[4];
838 void (*f_dbg)(void *, int, const char *, int, const char *);
839 void *p_dbg;
842 int (*f_rng)(void *, unsigned char *, size_t);
843 void *p_rng;
846 int (*f_get_cache)(void *, mbedtls_ssl_session *);
848 int (*f_set_cache)(void *, const mbedtls_ssl_session *);
849 void *p_cache;
851 #if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
852
853 int (*f_sni)(void *, mbedtls_ssl_context *, const unsigned char *, size_t);
854 void *p_sni;
855 #endif
856
857 #if defined(MBEDTLS_X509_CRT_PARSE_C)
858
859 int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *);
860 void *p_vrfy;
861 #endif
862
863 #if defined(MBEDTLS_KEY_EXCHANGE__SOME__PSK_ENABLED)
864
865 int (*f_psk)(void *, mbedtls_ssl_context *, const unsigned char *, size_t);
866 void *p_psk;
867 #endif
868
869 #if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY) && defined(MBEDTLS_SSL_SRV_C)
870
871 int (*f_cookie_write)( void *, unsigned char **, unsigned char *,
872 const unsigned char *, size_t );
874 int (*f_cookie_check)( void *, const unsigned char *, size_t,
875 const unsigned char *, size_t );
876 void *p_cookie;
877 #endif
878
879 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_SRV_C)
880
881 int (*f_ticket_write)( void *, const mbedtls_ssl_session *,
882 unsigned char *, const unsigned char *, size_t *, uint32_t * );
884 int (*f_ticket_parse)( void *, mbedtls_ssl_session *, unsigned char *, size_t);
885 void *p_ticket;
886 #endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_SRV_C */
887
888 #if defined(MBEDTLS_SSL_EXPORT_KEYS)
889
890 int (*f_export_keys)( void *, const unsigned char *,
891 const unsigned char *, size_t, size_t, size_t );
892 void *p_export_keys;
893 #endif
894
895 #if defined(MBEDTLS_X509_CRT_PARSE_C)
896 const mbedtls_x509_crt_profile *cert_profile;
897 mbedtls_ssl_key_cert *key_cert;
898 mbedtls_x509_crt *ca_chain;
899 mbedtls_x509_crl *ca_crl;
900 #endif /* MBEDTLS_X509_CRT_PARSE_C */
901
902 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
903 #if defined(MBEDTLS_X509_CRT_PARSE_C)
904 mbedtls_ssl_async_sign_t *f_async_sign_start;
905 mbedtls_ssl_async_decrypt_t *f_async_decrypt_start;
906 #endif /* MBEDTLS_X509_CRT_PARSE_C */
907 mbedtls_ssl_async_resume_t *f_async_resume;
908 mbedtls_ssl_async_cancel_t *f_async_cancel;
909 void *p_async_config_data;
910 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
911
912 #if defined(MBEDTLS_KEY_EXCHANGE__WITH_CERT__ENABLED)
913 const int *sig_hashes;
914 #endif
915
916 #if defined(MBEDTLS_ECP_C)
917 const mbedtls_ecp_group_id *curve_list;
918 #endif
919
920 #if defined(MBEDTLS_DHM_C)
921 mbedtls_mpi dhm_P;
922 mbedtls_mpi dhm_G;
923 #endif
924
925 #if defined(MBEDTLS_KEY_EXCHANGE__SOME__PSK_ENABLED)
926 unsigned char *psk;
929 size_t psk_len;
932 unsigned char *psk_identity;
935 size_t psk_identity_len;
938 #endif
939
940 #if defined(MBEDTLS_SSL_ALPN)
941 const char **alpn_list;
942 #endif
943
944 /*
945 * Numerical settings (int then char)
946 */
947
948 uint32_t read_timeout;
950 #if defined(MBEDTLS_SSL_PROTO_DTLS)
951 uint32_t hs_timeout_min;
953 uint32_t hs_timeout_max;
955 #endif
956
957 #if defined(MBEDTLS_SSL_RENEGOTIATION)
958 int renego_max_records;
959 unsigned char renego_period[8];
961 #endif
962
963 #if defined(MBEDTLS_SSL_DTLS_BADMAC_LIMIT)
964 unsigned int badmac_limit;
965 #endif
966
967 #if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_SSL_CLI_C)
968 unsigned int dhm_min_bitlen;
969 #endif
970
971 unsigned char max_major_ver;
972 unsigned char max_minor_ver;
973 unsigned char min_major_ver;
974 unsigned char min_minor_ver;
976 /*
977 * Flags (bitfields)
978 */
979
980 unsigned int endpoint : 1;
981 unsigned int transport : 1;
982 unsigned int authmode : 2;
983 /* needed even with renego disabled for LEGACY_BREAK_HANDSHAKE */
984 unsigned int allow_legacy_renegotiation : 2 ;
985 #if defined(MBEDTLS_ARC4_C)
986 unsigned int arc4_disabled : 1;
987 #endif
988 #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
989 unsigned int mfl_code : 3;
990 #endif
991 #if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
992 unsigned int encrypt_then_mac : 1 ;
993 #endif
994 #if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET)
995 unsigned int extended_ms : 1;
996 #endif
997 #if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
998 unsigned int anti_replay : 1;
999 #endif
1000 #if defined(MBEDTLS_SSL_CBC_RECORD_SPLITTING)
1001 unsigned int cbc_record_splitting : 1;
1002 #endif
1003 #if defined(MBEDTLS_SSL_RENEGOTIATION)
1004 unsigned int disable_renegotiation : 1;
1005 #endif
1006 #if defined(MBEDTLS_SSL_TRUNCATED_HMAC)
1007 unsigned int trunc_hmac : 1;
1008 #endif
1009 #if defined(MBEDTLS_SSL_SESSION_TICKETS)
1010 unsigned int session_tickets : 1;
1011 #endif
1012 #if defined(MBEDTLS_SSL_FALLBACK_SCSV) && defined(MBEDTLS_SSL_CLI_C)
1013 unsigned int fallback : 1;
1014 #endif
1015 #if defined(MBEDTLS_SSL_SRV_C)
1016 unsigned int cert_req_ca_list : 1;
1018 #endif
1019 };
1020
1021
1022 struct mbedtls_ssl_context
1023 {
1024 const mbedtls_ssl_config *conf;
1026 /*
1027 * Miscellaneous
1028 */
1029 int state;
1030 #if defined(MBEDTLS_SSL_RENEGOTIATION)
1031 int renego_status;
1032 int renego_records_seen;
1035 #endif /* MBEDTLS_SSL_RENEGOTIATION */
1036
1037 int major_ver;
1038 int minor_ver;
1040 #if defined(MBEDTLS_SSL_DTLS_BADMAC_LIMIT)
1041 unsigned badmac_seen;
1042 #endif /* MBEDTLS_SSL_DTLS_BADMAC_LIMIT */
1043
1044 mbedtls_ssl_send_t *f_send;
1045 mbedtls_ssl_recv_t *f_recv;
1046 mbedtls_ssl_recv_timeout_t *f_recv_timeout;
1049 void *p_bio;
1051 /*
1052 * Session layer
1053 */
1054 mbedtls_ssl_session *session_in;
1055 mbedtls_ssl_session *session_out;
1056 mbedtls_ssl_session *session;
1057 mbedtls_ssl_session *session_negotiate;
1059 mbedtls_ssl_handshake_params *handshake;
1062 /*
1063 * Record layer transformations
1064 */
1065 mbedtls_ssl_transform *transform_in;
1066 mbedtls_ssl_transform *transform_out;
1067 mbedtls_ssl_transform *transform;
1068 mbedtls_ssl_transform *transform_negotiate;
1070 /*
1071 * Timers
1072 */
1073 void *p_timer;
1075 mbedtls_ssl_set_timer_t *f_set_timer;
1076 mbedtls_ssl_get_timer_t *f_get_timer;
1078 /*
1079 * Record layer (incoming data)
1080 */
1081 unsigned char *in_buf;
1082 unsigned char *in_ctr;
1085 unsigned char *in_hdr;
1086 unsigned char *in_len;
1087 unsigned char *in_iv;
1088 unsigned char *in_msg;
1089 unsigned char *in_offt;
1091 int in_msgtype;
1092 size_t in_msglen;
1093 size_t in_left;
1094 #if defined(MBEDTLS_SSL_PROTO_DTLS)
1095 uint16_t in_epoch;
1096 size_t next_record_offset;
1098 #endif /* MBEDTLS_SSL_PROTO_DTLS */
1099 #if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
1100 uint64_t in_window_top;
1101 uint64_t in_window;
1102 #endif /* MBEDTLS_SSL_DTLS_ANTI_REPLAY */
1103
1104 size_t in_hslen;
1106 int nb_zero;
1108 int keep_current_message;
1111 #if defined(MBEDTLS_SSL_PROTO_DTLS)
1112 uint8_t disable_datagram_packing;
1114 #endif /* MBEDTLS_SSL_PROTO_DTLS */
1115
1116 /*
1117 * Record layer (outgoing data)
1118 */
1119 unsigned char *out_buf;
1120 unsigned char *out_ctr;
1121 unsigned char *out_hdr;
1122 unsigned char *out_len;
1123 unsigned char *out_iv;
1124 unsigned char *out_msg;
1126 int out_msgtype;
1127 size_t out_msglen;
1128 size_t out_left;
1130 unsigned char cur_out_ctr[8];
1132 #if defined(MBEDTLS_SSL_PROTO_DTLS)
1133 uint16_t mtu;
1134 #endif /* MBEDTLS_SSL_PROTO_DTLS */
1135
1136 #if defined(MBEDTLS_ZLIB_SUPPORT)
1137 unsigned char *compress_buf;
1138 #endif /* MBEDTLS_ZLIB_SUPPORT */
1139 #if defined(MBEDTLS_SSL_CBC_RECORD_SPLITTING)
1140 signed char split_done;
1141 #endif /* MBEDTLS_SSL_CBC_RECORD_SPLITTING */
1142
1143 /*
1144 * PKI layer
1145 */
1146 int client_auth;
1148 /*
1149 * User settings
1150 */
1151 #if defined(MBEDTLS_X509_CRT_PARSE_C)
1152 char *hostname;
1154 #endif /* MBEDTLS_X509_CRT_PARSE_C */
1155
1156 #if defined(MBEDTLS_SSL_ALPN)
1157 const char *alpn_chosen;
1158 #endif /* MBEDTLS_SSL_ALPN */
1159
1160 /*
1161 * Information for DTLS hello verify
1162 */
1163 #if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY) && defined(MBEDTLS_SSL_SRV_C)
1164 unsigned char *cli_id;
1165 size_t cli_id_len;
1166 #endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY && MBEDTLS_SSL_SRV_C */
1167
1168 /*
1169 * Secure renegotiation
1170 */
1171 /* needed to know when to send extension on server */
1172 int secure_renegotiation;
1174 #if defined(MBEDTLS_SSL_RENEGOTIATION)
1175 size_t verify_data_len;
1176 char own_verify_data[MBEDTLS_SSL_VERIFY_DATA_MAX_LEN];
1177 char peer_verify_data[MBEDTLS_SSL_VERIFY_DATA_MAX_LEN];
1178 #endif /* MBEDTLS_SSL_RENEGOTIATION */
1179 };
1180
1181 #if defined(MBEDTLS_SSL_HW_RECORD_ACCEL)
1182
1183 #define MBEDTLS_SSL_CHANNEL_OUTBOUND 0
1184 #define MBEDTLS_SSL_CHANNEL_INBOUND 1
1185
1186 extern int (*mbedtls_ssl_hw_record_init)(mbedtls_ssl_context *ssl,
1187 const unsigned char *key_enc, const unsigned char *key_dec,
1188 size_t keylen,
1189 const unsigned char *iv_enc, const unsigned char *iv_dec,
1190 size_t ivlen,
1191 const unsigned char *mac_enc, const unsigned char *mac_dec,
1192 size_t maclen);
1193 extern int (*mbedtls_ssl_hw_record_activate)(mbedtls_ssl_context *ssl, int direction);
1194 extern int (*mbedtls_ssl_hw_record_reset)(mbedtls_ssl_context *ssl);
1195 extern int (*mbedtls_ssl_hw_record_write)(mbedtls_ssl_context *ssl);
1196 extern int (*mbedtls_ssl_hw_record_read)(mbedtls_ssl_context *ssl);
1197 extern int (*mbedtls_ssl_hw_record_finish)(mbedtls_ssl_context *ssl);
1198 #endif /* MBEDTLS_SSL_HW_RECORD_ACCEL */
1199
1208 const char *mbedtls_ssl_get_ciphersuite_name( const int ciphersuite_id );
1209
1218 int mbedtls_ssl_get_ciphersuite_id( const char *ciphersuite_name );
1219
1227 void mbedtls_ssl_init( mbedtls_ssl_context *ssl );
1228
1249 int mbedtls_ssl_setup( mbedtls_ssl_context *ssl,
1250 const mbedtls_ssl_config *conf );
1251
1262 int mbedtls_ssl_session_reset( mbedtls_ssl_context *ssl );
1263
1270 void mbedtls_ssl_conf_endpoint( mbedtls_ssl_config *conf, int endpoint );
1271
1286 void mbedtls_ssl_conf_transport( mbedtls_ssl_config *conf, int transport );
1287
1314 void mbedtls_ssl_conf_authmode( mbedtls_ssl_config *conf, int authmode );
1315
1316 #if defined(MBEDTLS_X509_CRT_PARSE_C)
1317
1328 void mbedtls_ssl_conf_verify( mbedtls_ssl_config *conf,
1329 int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *),
1330 void *p_vrfy );
1331 #endif /* MBEDTLS_X509_CRT_PARSE_C */
1332
1340 void mbedtls_ssl_conf_rng( mbedtls_ssl_config *conf,
1341 int (*f_rng)(void *, unsigned char *, size_t),
1342 void *p_rng );
1343
1358 void mbedtls_ssl_conf_dbg( mbedtls_ssl_config *conf,
1359 void (*f_dbg)(void *, int, const char *, int, const char *),
1360 void *p_dbg );
1361
1392 void mbedtls_ssl_set_bio( mbedtls_ssl_context *ssl,
1393 void *p_bio,
1394 mbedtls_ssl_send_t *f_send,
1395 mbedtls_ssl_recv_t *f_recv,
1396 mbedtls_ssl_recv_timeout_t *f_recv_timeout );
1397
1398 #if defined(MBEDTLS_SSL_PROTO_DTLS)
1399
1441 void mbedtls_ssl_set_mtu( mbedtls_ssl_context *ssl, uint16_t mtu );
1442 #endif /* MBEDTLS_SSL_PROTO_DTLS */
1443
1460 void mbedtls_ssl_conf_read_timeout( mbedtls_ssl_config *conf, uint32_t timeout );
1461
1482 void mbedtls_ssl_set_timer_cb( mbedtls_ssl_context *ssl,
1483 void *p_timer,
1484 mbedtls_ssl_set_timer_t *f_set_timer,
1485 mbedtls_ssl_get_timer_t *f_get_timer );
1486
1506 typedef int mbedtls_ssl_ticket_write_t( void *p_ticket,
1507 const mbedtls_ssl_session *session,
1508 unsigned char *start,
1509 const unsigned char *end,
1510 size_t *tlen,
1511 uint32_t *lifetime );
1512
1513 #if defined(MBEDTLS_SSL_EXPORT_KEYS)
1514
1534 typedef int mbedtls_ssl_export_keys_t( void *p_expkey,
1535 const unsigned char *ms,
1536 const unsigned char *kb,
1537 size_t maclen,
1538 size_t keylen,
1539 size_t ivlen );
1540 #endif /* MBEDTLS_SSL_EXPORT_KEYS */
1541
1565 typedef int mbedtls_ssl_ticket_parse_t( void *p_ticket,
1566 mbedtls_ssl_session *session,
1567 unsigned char *buf,
1568 size_t len );
1569
1570 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_SRV_C)
1571
1585 void mbedtls_ssl_conf_session_tickets_cb( mbedtls_ssl_config *conf,
1586 mbedtls_ssl_ticket_write_t *f_ticket_write,
1587 mbedtls_ssl_ticket_parse_t *f_ticket_parse,
1588 void *p_ticket );
1589 #endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_SRV_C */
1590
1591 #if defined(MBEDTLS_SSL_EXPORT_KEYS)
1592
1602 void mbedtls_ssl_conf_export_keys_cb( mbedtls_ssl_config *conf,
1603 mbedtls_ssl_export_keys_t *f_export_keys,
1604 void *p_export_keys );
1605 #endif /* MBEDTLS_SSL_EXPORT_KEYS */
1606
1607 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
1608
1638 void mbedtls_ssl_conf_async_private_cb( mbedtls_ssl_config *conf,
1639 mbedtls_ssl_async_sign_t *f_async_sign,
1640 mbedtls_ssl_async_decrypt_t *f_async_decrypt,
1641 mbedtls_ssl_async_resume_t *f_async_resume,
1642 mbedtls_ssl_async_cancel_t *f_async_cancel,
1643 void *config_data );
1644
1653 void *mbedtls_ssl_conf_get_async_config_data( const mbedtls_ssl_config *conf );
1654
1669 void *mbedtls_ssl_get_async_operation_data( const mbedtls_ssl_context *ssl );
1670
1682 void mbedtls_ssl_set_async_operation_data( mbedtls_ssl_context *ssl,
1683 void *ctx );
1684 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
1685
1700 typedef int mbedtls_ssl_cookie_write_t( void *ctx,
1701 unsigned char **p, unsigned char *end,
1702 const unsigned char *info, size_t ilen );
1703
1717 typedef int mbedtls_ssl_cookie_check_t( void *ctx,
1718 const unsigned char *cookie, size_t clen,
1719 const unsigned char *info, size_t ilen );
1720
1721 #if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY) && defined(MBEDTLS_SSL_SRV_C)
1722
1750 void mbedtls_ssl_conf_dtls_cookies( mbedtls_ssl_config *conf,
1751 mbedtls_ssl_cookie_write_t *f_cookie_write,
1752 mbedtls_ssl_cookie_check_t *f_cookie_check,
1753 void *p_cookie );
1754
1774 int mbedtls_ssl_set_client_transport_id( mbedtls_ssl_context *ssl,
1775 const unsigned char *info,
1776 size_t ilen );
1777
1778 #endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY && MBEDTLS_SSL_SRV_C */
1779
1780 #if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
1781
1796 void mbedtls_ssl_conf_dtls_anti_replay( mbedtls_ssl_config *conf, char mode );
1797 #endif /* MBEDTLS_SSL_DTLS_ANTI_REPLAY */
1798
1799 #if defined(MBEDTLS_SSL_DTLS_BADMAC_LIMIT)
1800
1823 void mbedtls_ssl_conf_dtls_badmac_limit( mbedtls_ssl_config *conf, unsigned limit );
1824 #endif /* MBEDTLS_SSL_DTLS_BADMAC_LIMIT */
1825
1826 #if defined(MBEDTLS_SSL_PROTO_DTLS)
1827
1856 void mbedtls_ssl_set_datagram_packing( mbedtls_ssl_context *ssl,
1857 unsigned allow_packing );
1858
1890 void mbedtls_ssl_conf_handshake_timeout( mbedtls_ssl_config *conf, uint32_t min, uint32_t max );
1891 #endif /* MBEDTLS_SSL_PROTO_DTLS */
1892
1893 #if defined(MBEDTLS_SSL_SRV_C)
1894
1931 void mbedtls_ssl_conf_session_cache( mbedtls_ssl_config *conf,
1932 void *p_cache,
1933 int (*f_get_cache)(void *, mbedtls_ssl_session *),
1934 int (*f_set_cache)(void *, const mbedtls_ssl_session *) );
1935 #endif /* MBEDTLS_SSL_SRV_C */
1936
1937 #if defined(MBEDTLS_SSL_CLI_C)
1938
1952 int mbedtls_ssl_set_session( mbedtls_ssl_context *ssl, const mbedtls_ssl_session *session );
1953 #endif /* MBEDTLS_SSL_CLI_C */
1954
1970 void mbedtls_ssl_conf_ciphersuites( mbedtls_ssl_config *conf,
1971 const int *ciphersuites );
1972
1992 void mbedtls_ssl_conf_ciphersuites_for_version( mbedtls_ssl_config *conf,
1993 const int *ciphersuites,
1994 int major, int minor );
1995
1996 #if defined(MBEDTLS_X509_CRT_PARSE_C)
1997
2007 void mbedtls_ssl_conf_cert_profile( mbedtls_ssl_config *conf,
2008 const mbedtls_x509_crt_profile *profile );
2009
2021 void mbedtls_ssl_conf_ca_chain( mbedtls_ssl_config *conf,
2022 mbedtls_x509_crt *ca_chain,
2023 mbedtls_x509_crl *ca_crl );
2024
2061 int mbedtls_ssl_conf_own_cert( mbedtls_ssl_config *conf,
2062 mbedtls_x509_crt *own_cert,
2063 mbedtls_pk_context *pk_key );
2064 #endif /* MBEDTLS_X509_CRT_PARSE_C */
2065
2066 #if defined(MBEDTLS_KEY_EXCHANGE__SOME__PSK_ENABLED)
2067
2087 int mbedtls_ssl_conf_psk( mbedtls_ssl_config *conf,
2088 const unsigned char *psk, size_t psk_len,
2089 const unsigned char *psk_identity, size_t psk_identity_len );
2090
2091
2104 int mbedtls_ssl_set_hs_psk( mbedtls_ssl_context *ssl,
2105 const unsigned char *psk, size_t psk_len );
2106
2131 void mbedtls_ssl_conf_psk_cb( mbedtls_ssl_config *conf,
2132 int (*f_psk)(void *, mbedtls_ssl_context *, const unsigned char *,
2133 size_t),
2134 void *p_psk );
2135 #endif /* MBEDTLS_KEY_EXCHANGE__SOME__PSK_ENABLED */
2136
2137 #if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_SSL_SRV_C)
2138
2139 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
2140
2141 #if defined(MBEDTLS_DEPRECATED_WARNING)
2142 #define MBEDTLS_DEPRECATED __attribute__((deprecated))
2143 #else
2144 #define MBEDTLS_DEPRECATED
2145 #endif
2146
2160 MBEDTLS_DEPRECATED int mbedtls_ssl_conf_dh_param( mbedtls_ssl_config *conf,
2161 const char *dhm_P,
2162 const char *dhm_G );
2163
2164 #endif /* MBEDTLS_DEPRECATED_REMOVED */
2165
2179 int mbedtls_ssl_conf_dh_param_bin( mbedtls_ssl_config *conf,
2180 const unsigned char *dhm_P, size_t P_len,
2181 const unsigned char *dhm_G, size_t G_len );
2182
2192 int mbedtls_ssl_conf_dh_param_ctx( mbedtls_ssl_config *conf, mbedtls_dhm_context *dhm_ctx );
2193 #endif /* MBEDTLS_DHM_C && defined(MBEDTLS_SSL_SRV_C) */
2194
2195 #if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_SSL_CLI_C)
2196
2204 void mbedtls_ssl_conf_dhm_min_bitlen( mbedtls_ssl_config *conf,
2205 unsigned int bitlen );
2206 #endif /* MBEDTLS_DHM_C && MBEDTLS_SSL_CLI_C */
2207
2208 #if defined(MBEDTLS_ECP_C)
2209
2236 void mbedtls_ssl_conf_curves( mbedtls_ssl_config *conf,
2237 const mbedtls_ecp_group_id *curves );
2238 #endif /* MBEDTLS_ECP_C */
2239
2240 #if defined(MBEDTLS_KEY_EXCHANGE__WITH_CERT__ENABLED)
2241
2259 void mbedtls_ssl_conf_sig_hashes( mbedtls_ssl_config *conf,
2260 const int *hashes );
2261 #endif /* MBEDTLS_KEY_EXCHANGE__WITH_CERT__ENABLED */
2262
2263 #if defined(MBEDTLS_X509_CRT_PARSE_C)
2264
2282 int mbedtls_ssl_set_hostname( mbedtls_ssl_context *ssl, const char *hostname );
2283 #endif /* MBEDTLS_X509_CRT_PARSE_C */
2284
2285 #if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
2286
2298 int mbedtls_ssl_set_hs_own_cert( mbedtls_ssl_context *ssl,
2299 mbedtls_x509_crt *own_cert,
2300 mbedtls_pk_context *pk_key );
2301
2313 void mbedtls_ssl_set_hs_ca_chain( mbedtls_ssl_context *ssl,
2314 mbedtls_x509_crt *ca_chain,
2315 mbedtls_x509_crl *ca_crl );
2316
2327 void mbedtls_ssl_set_hs_authmode( mbedtls_ssl_context *ssl,
2328 int authmode );
2329
2353 void mbedtls_ssl_conf_sni( mbedtls_ssl_config *conf,
2354 int (*f_sni)(void *, mbedtls_ssl_context *, const unsigned char *,
2355 size_t),
2356 void *p_sni );
2357 #endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION */
2358
2359 #if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
2360
2377 int mbedtls_ssl_set_hs_ecjpake_password( mbedtls_ssl_context *ssl,
2378 const unsigned char *pw,
2379 size_t pw_len );
2380 #endif /*MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */
2381
2382 #if defined(MBEDTLS_SSL_ALPN)
2383
2395 int mbedtls_ssl_conf_alpn_protocols( mbedtls_ssl_config *conf, const char **protos );
2396
2406 const char *mbedtls_ssl_get_alpn_protocol( const mbedtls_ssl_context *ssl );
2407 #endif /* MBEDTLS_SSL_ALPN */
2408
2425 void mbedtls_ssl_conf_max_version( mbedtls_ssl_config *conf, int major, int minor );
2426
2445 void mbedtls_ssl_conf_min_version( mbedtls_ssl_config *conf, int major, int minor );
2446
2447 #if defined(MBEDTLS_SSL_FALLBACK_SCSV) && defined(MBEDTLS_SSL_CLI_C)
2448
2467 void mbedtls_ssl_conf_fallback( mbedtls_ssl_config *conf, char fallback );
2468 #endif /* MBEDTLS_SSL_FALLBACK_SCSV && MBEDTLS_SSL_CLI_C */
2469
2470 #if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
2471
2482 void mbedtls_ssl_conf_encrypt_then_mac( mbedtls_ssl_config *conf, char etm );
2483 #endif /* MBEDTLS_SSL_ENCRYPT_THEN_MAC */
2484
2485 #if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET)
2486
2497 void mbedtls_ssl_conf_extended_master_secret( mbedtls_ssl_config *conf, char ems );
2498 #endif /* MBEDTLS_SSL_EXTENDED_MASTER_SECRET */
2499
2500 #if defined(MBEDTLS_ARC4_C)
2501
2516 void mbedtls_ssl_conf_arc4_support( mbedtls_ssl_config *conf, char arc4 );
2517 #endif /* MBEDTLS_ARC4_C */
2518
2519 #if defined(MBEDTLS_SSL_SRV_C)
2520
2529 void mbedtls_ssl_conf_cert_req_ca_list( mbedtls_ssl_config *conf,
2530 char cert_req_ca_list );
2531 #endif /* MBEDTLS_SSL_SRV_C */
2532
2533 #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
2534
2568 int mbedtls_ssl_conf_max_frag_len( mbedtls_ssl_config *conf, unsigned char mfl_code );
2569 #endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */
2570
2571 #if defined(MBEDTLS_SSL_TRUNCATED_HMAC)
2572
2580 void mbedtls_ssl_conf_truncated_hmac( mbedtls_ssl_config *conf, int truncate );
2581 #endif /* MBEDTLS_SSL_TRUNCATED_HMAC */
2582
2583 #if defined(MBEDTLS_SSL_CBC_RECORD_SPLITTING)
2584
2595 void mbedtls_ssl_conf_cbc_record_splitting( mbedtls_ssl_config *conf, char split );
2596 #endif /* MBEDTLS_SSL_CBC_RECORD_SPLITTING */
2597
2598 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_CLI_C)
2599
2609 void mbedtls_ssl_conf_session_tickets( mbedtls_ssl_config *conf, int use_tickets );
2610 #endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_CLI_C */
2611
2612 #if defined(MBEDTLS_SSL_RENEGOTIATION)
2613
2630 void mbedtls_ssl_conf_renegotiation( mbedtls_ssl_config *conf, int renegotiation );
2631 #endif /* MBEDTLS_SSL_RENEGOTIATION */
2632
2660 void mbedtls_ssl_conf_legacy_renegotiation( mbedtls_ssl_config *conf, int allow_legacy );
2661
2662 #if defined(MBEDTLS_SSL_RENEGOTIATION)
2663
2700 void mbedtls_ssl_conf_renegotiation_enforced( mbedtls_ssl_config *conf, int max_records );
2701
2727 void mbedtls_ssl_conf_renegotiation_period( mbedtls_ssl_config *conf,
2728 const unsigned char period[8] );
2729 #endif /* MBEDTLS_SSL_RENEGOTIATION */
2730
2769 int mbedtls_ssl_check_pending( const mbedtls_ssl_context *ssl );
2770
2786 size_t mbedtls_ssl_get_bytes_avail( const mbedtls_ssl_context *ssl );
2787
2800 uint32_t mbedtls_ssl_get_verify_result( const mbedtls_ssl_context *ssl );
2801
2809 const char *mbedtls_ssl_get_ciphersuite( const mbedtls_ssl_context *ssl );
2810
2818 const char *mbedtls_ssl_get_version( const mbedtls_ssl_context *ssl );
2819
2833 int mbedtls_ssl_get_record_expansion( const mbedtls_ssl_context *ssl );
2834
2835 #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
2836
2848 size_t mbedtls_ssl_get_max_frag_len( const mbedtls_ssl_context *ssl );
2849 #endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */
2850
2877 int mbedtls_ssl_get_max_out_record_payload( const mbedtls_ssl_context *ssl );
2878
2879 #if defined(MBEDTLS_X509_CRT_PARSE_C)
2880
2894 const mbedtls_x509_crt *mbedtls_ssl_get_peer_cert( const mbedtls_ssl_context *ssl );
2895 #endif /* MBEDTLS_X509_CRT_PARSE_C */
2896
2897 #if defined(MBEDTLS_SSL_CLI_C)
2898
2924 int mbedtls_ssl_get_session( const mbedtls_ssl_context *ssl, mbedtls_ssl_session *session );
2925 #endif /* MBEDTLS_SSL_CLI_C */
2926
2977 int mbedtls_ssl_handshake( mbedtls_ssl_context *ssl );
2978
2999 int mbedtls_ssl_handshake_step( mbedtls_ssl_context *ssl );
3000
3001 #if defined(MBEDTLS_SSL_RENEGOTIATION)
3002
3025 int mbedtls_ssl_renegotiate( mbedtls_ssl_context *ssl );
3026 #endif /* MBEDTLS_SSL_RENEGOTIATION */
3027
3098 int mbedtls_ssl_read( mbedtls_ssl_context *ssl, unsigned char *buf, size_t len );
3099
3160 int mbedtls_ssl_write( mbedtls_ssl_context *ssl, const unsigned char *buf, size_t len );
3161
3178 int mbedtls_ssl_send_alert_message( mbedtls_ssl_context *ssl,
3179 unsigned char level,
3180 unsigned char message );
3194 int mbedtls_ssl_close_notify( mbedtls_ssl_context *ssl );
3195
3201 void mbedtls_ssl_free( mbedtls_ssl_context *ssl );
3202
3213 void mbedtls_ssl_config_init( mbedtls_ssl_config *conf );
3214
3230 int mbedtls_ssl_config_defaults( mbedtls_ssl_config *conf,
3231 int endpoint, int transport, int preset );
3232
3238 void mbedtls_ssl_config_free( mbedtls_ssl_config *conf );
3239
3245 void mbedtls_ssl_session_init( mbedtls_ssl_session *session );
3246
3256 void mbedtls_ssl_session_free( mbedtls_ssl_session *session );
3257
3258 #ifdef __cplusplus
3259 }
3260 #endif
3261
3262 #endif /* ssl.h */
mbedtls_ssl_config::dhm_min_bitlen
unsigned int dhm_min_bitlen
Definition: ssl.h:968
mbedtls_ssl_premaster_secret::_pms_dhm
unsigned char _pms_dhm[MBEDTLS_MPI_MAX_SIZE]
Definition: ssl.h:389
mbedtls_ssl_set_mtu
void mbedtls_ssl_set_mtu(mbedtls_ssl_context *ssl, uint16_t mtu)
Set the Maximum Tranport Unit (MTU). Special value: 0 means unset (no limit). This represents the max...
mbedtls_ssl_context::out_iv
unsigned char * out_iv
Definition: ssl.h:1123
mbedtls_ssl_states
mbedtls_ssl_states
Definition: ssl.h:425
mbedtls_ssl_conf_dh_param_bin
int mbedtls_ssl_conf_dh_param_bin(mbedtls_ssl_config *conf, const unsigned char *dhm_P, size_t P_len, const unsigned char *dhm_G, size_t G_len)
Set the Diffie-Hellman public P and G values from big-endian binary presentations....
MBEDTLS_SSL_SERVER_HELLO_VERIFY_REQUEST_SENT
@ MBEDTLS_SSL_SERVER_HELLO_VERIFY_REQUEST_SENT
Definition: ssl.h:445
MBEDTLS_SSL_FLUSH_BUFFERS
@ MBEDTLS_SSL_FLUSH_BUFFERS
Definition: ssl.h:441
MBEDTLS_SSL_HANDSHAKE_WRAPUP
@ MBEDTLS_SSL_HANDSHAKE_WRAPUP
Definition: ssl.h:442
mbedtls_ssl_context::out_len
unsigned char * out_len
Definition: ssl.h:1122
mbedtls_ssl_key_cert
struct mbedtls_ssl_key_cert mbedtls_ssl_key_cert
Definition: ssl.h:568
mbedtls_ssl_context::state
int state
Definition: ssl.h:1029
mbedtls_ssl_conf_legacy_renegotiation
void mbedtls_ssl_conf_legacy_renegotiation(mbedtls_ssl_config *conf, int allow_legacy)
Prevent or allow legacy renegotiation. (Default: MBEDTLS_SSL_LEGACY_NO_RENEGOTIATION)
mbedtls_ssl_config::p_cache
void * p_cache
Definition: ssl.h:849
mbedtls_ssl_session::ciphersuite
int ciphersuite
Definition: ssl.h:794
mbedtls_ssl_config::p_vrfy
void * p_vrfy
Definition: ssl.h:860
mbedtls_ssl_session::master
unsigned char master[48]
Definition: ssl.h:798
mbedtls_md_type_t
mbedtls_md_type_t
Supported message digests.
Definition: md.h:58
mbedtls_ssl_get_ciphersuite
const char * mbedtls_ssl_get_ciphersuite(const mbedtls_ssl_context *ssl)
Return the name of the current ciphersuite.
mbedtls_ssl_conf_own_cert
int mbedtls_ssl_conf_own_cert(mbedtls_ssl_config *conf, mbedtls_x509_crt *own_cert, mbedtls_pk_context *pk_key)
Set own certificate chain and private key.
mbedtls_ssl_session::ticket_len
size_t ticket_len
Definition: ssl.h:807
ecp.h
This file provides an API for Elliptic Curves over GF(P) (ECP).
mbedtls_ssl_config::p_psk
void * p_psk
Definition: ssl.h:866
mbedtls_ssl_ticket_write_t
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:1506
mbedtls_ssl_context::f_set_timer
mbedtls_ssl_set_timer_t * f_set_timer
Definition: ssl.h:1075
mbedtls_ssl_context::in_hslen
size_t in_hslen
Definition: ssl.h:1104
MBEDTLS_SSL_SERVER_HELLO
@ MBEDTLS_SSL_SERVER_HELLO
Definition: ssl.h:429
mbedtls_ssl_flight_item
struct mbedtls_ssl_flight_item mbedtls_ssl_flight_item
Definition: ssl.h:571
MBEDTLS_SSL_VERIFY_DATA_MAX_LEN
#define MBEDTLS_SSL_VERIFY_DATA_MAX_LEN
Definition: ssl.h:263
mbedtls_ssl_premaster_secret
Definition: ssl.h:383
mbedtls_ssl_context::next_record_offset
size_t next_record_offset
Definition: ssl.h:1096
mbedtls_ssl_session::trunc_hmac
int trunc_hmac
Definition: ssl.h:816
MBEDTLS_SSL_SERVER_CERTIFICATE
@ MBEDTLS_SSL_SERVER_CERTIFICATE
Definition: ssl.h:430
mbedtls_ssl_config::max_major_ver
unsigned char max_major_ver
Definition: ssl.h:971
mbedtls_mpi
MPI structure.
Definition: bignum.h:185
x509_crl.h
X.509 certificate revocation list parsing.
mbedtls_ssl_config::read_timeout
uint32_t read_timeout
Definition: ssl.h:948
mbedtls_ssl_recv_t
int mbedtls_ssl_recv_t(void *ctx, unsigned char *buf, size_t len)
Callback type: receive data from the network.
Definition: ssl.h:489
mbedtls_ssl_context::in_epoch
uint16_t in_epoch
Definition: ssl.h:1095
MBEDTLS_SSL_CLIENT_CERTIFICATE
@ MBEDTLS_SSL_CLIENT_CERTIFICATE
Definition: ssl.h:434
mbedtls_ssl_context::transform
mbedtls_ssl_transform * transform
Definition: ssl.h:1067
mbedtls_ssl_conf_renegotiation_enforced
void mbedtls_ssl_conf_renegotiation_enforced(mbedtls_ssl_config *conf, int max_records)
Enforce renegotiation requests. (Default: enforced, max_records = 16)
mbedtls_ssl_session::compression
int compression
Definition: ssl.h:795
mbedtls_ssl_conf_ciphersuites
void mbedtls_ssl_conf_ciphersuites(mbedtls_ssl_config *conf, const int *ciphersuites)
Set the list of allowed ciphersuites and the preference order. First in the list has the highest pref...
mbedtls_ssl_config::cert_profile
const mbedtls_x509_crt_profile * cert_profile
Definition: ssl.h:896
mbedtls_ssl_context::session_out
mbedtls_ssl_session * session_out
Definition: ssl.h:1055
mbedtls_ssl_context::f_send
mbedtls_ssl_send_t * f_send
Definition: ssl.h:1044
mbedtls_ssl_conf_verify
void mbedtls_ssl_conf_verify(mbedtls_ssl_config *conf, int(*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *), void *p_vrfy)
Set the verification callback (Optional).
mbedtls_ssl_context::out_left
size_t out_left
Definition: ssl.h:1128
mbedtls_ssl_session
Definition: ssl.h:789
mbedtls_ssl_context::in_msg
unsigned char * in_msg
Definition: ssl.h:1088
ssl_ciphersuites.h
SSL Ciphersuites for mbed TLS.
mbedtls_ssl_read
int mbedtls_ssl_read(mbedtls_ssl_context *ssl, unsigned char *buf, size_t len)
Read at most 'len' application data bytes.
mbedtls_ssl_get_alpn_protocol
const char * mbedtls_ssl_get_alpn_protocol(const mbedtls_ssl_context *ssl)
Get the name of the negotiated Application Layer Protocol. This function should be called after the h...
mbedtls_ssl_config::ca_chain
mbedtls_x509_crt * ca_chain
Definition: ssl.h:898
mbedtls_ssl_context::nb_zero
int nb_zero
Definition: ssl.h:1106
mbedtls_ssl_context::split_done
signed char split_done
Definition: ssl.h:1140
mbedtls_ssl_config::p_sni
void * p_sni
Definition: ssl.h:854
MBEDTLS_SSL_SERVER_NEW_SESSION_TICKET
@ MBEDTLS_SSL_SERVER_NEW_SESSION_TICKET
Definition: ssl.h:444
mbedtls_ssl_premaster_secret::_pms_rsa
unsigned char _pms_rsa[48]
Definition: ssl.h:386
mbedtls_ssl_config::max_minor_ver
unsigned char max_minor_ver
Definition: ssl.h:972
mbedtls_ssl_conf_dtls_anti_replay
void mbedtls_ssl_conf_dtls_anti_replay(mbedtls_ssl_config *conf, char mode)
Enable or disable anti-replay protection for DTLS. (DTLS only, no effect on TLS.) Default: enabled.
mbedtls_ssl_conf_max_version
void mbedtls_ssl_conf_max_version(mbedtls_ssl_config *conf, int major, int minor)
Set the maximum supported version sent from the client side and/or accepted at the server side (Defau...
mbedtls_ssl_config::f_ticket_parse
int(* f_ticket_parse)(void *, mbedtls_ssl_session *, unsigned char *, size_t)
Definition: ssl.h:884
ecdh.h
This file contains ECDH definitions and functions.
mbedtls_ssl_config::psk_len
size_t psk_len
Definition: ssl.h:929
mbedtls_ssl_conf_cbc_record_splitting
void mbedtls_ssl_conf_cbc_record_splitting(mbedtls_ssl_config *conf, char split)
Enable / Disable 1/n-1 record splitting (Default: MBEDTLS_SSL_CBC_RECORD_SPLITTING_ENABLED)
mbedtls_pk_context
Public key container.
Definition: pk.h:130
mbedtls_ssl_context::cli_id_len
size_t cli_id_len
Definition: ssl.h:1165
mbedtls_ssl_free
void mbedtls_ssl_free(mbedtls_ssl_context *ssl)
Free referenced items in an SSL context and clear memory.
MBEDTLS_SSL_HANDSHAKE_OVER
@ MBEDTLS_SSL_HANDSHAKE_OVER
Definition: ssl.h:443
MBEDTLS_SSL_SERVER_KEY_EXCHANGE
@ MBEDTLS_SSL_SERVER_KEY_EXCHANGE
Definition: ssl.h:431
mbedtls_ssl_config::badmac_limit
unsigned int badmac_limit
Definition: ssl.h:964
MBEDTLS_SSL_CERTIFICATE_REQUEST
@ MBEDTLS_SSL_CERTIFICATE_REQUEST
Definition: ssl.h:432
mbedtls_ssl_config::curve_list
const mbedtls_ecp_group_id * curve_list
Definition: ssl.h:917
mbedtls_ssl_set_timer_t
void mbedtls_ssl_set_timer_t(void *ctx, uint32_t int_ms, uint32_t fin_ms)
Callback type: set a pair of timers/delays to watch.
Definition: ssl.h:541
mbedtls_ssl_config::f_vrfy
int(* f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *)
Definition: ssl.h:859
mbedtls_time_t
time_t mbedtls_time_t
Definition: platform_time.h:53
mbedtls_ssl_config::f_rng
int(* f_rng)(void *, unsigned char *, size_t)
Definition: ssl.h:842
mbedtls_dhm_context
The DHM context structure.
Definition: dhm.h:102
mbedtls_ssl_config_free
void mbedtls_ssl_config_free(mbedtls_ssl_config *conf)
Free an SSL configuration context.
mbedtls_ssl_config::session_tickets
unsigned int session_tickets
Definition: ssl.h:1010
mbedtls_ssl_config::dhm_P
mbedtls_mpi dhm_P
Definition: ssl.h:921
mbedtls_x509_crl
Definition: x509_crl.h:70
MBEDTLS_PSK_MAX_LEN
#define MBEDTLS_PSK_MAX_LEN
Definition: ssl.h:379
MBEDTLS_SSL_SERVER_HELLO_DONE
@ MBEDTLS_SSL_SERVER_HELLO_DONE
Definition: ssl.h:433
mbedtls_ssl_session_init
void mbedtls_ssl_session_init(mbedtls_ssl_session *session)
Initialize SSL session structure.
mbedtls_ssl_set_timer_cb
void mbedtls_ssl_set_timer_cb(mbedtls_ssl_context *ssl, void *p_timer, mbedtls_ssl_set_timer_t *f_set_timer, mbedtls_ssl_get_timer_t *f_get_timer)
Set the timer callbacks (Mandatory for DTLS.)
mbedtls_ssl_context::alpn_chosen
const char * alpn_chosen
Definition: ssl.h:1157
mbedtls_ssl_context::in_offt
unsigned char * in_offt
Definition: ssl.h:1089
mbedtls_ssl_session::peer_cert
mbedtls_x509_crt * peer_cert
Definition: ssl.h:801
mbedtls_ssl_handshake
int mbedtls_ssl_handshake(mbedtls_ssl_context *ssl)
Perform the SSL handshake.
mbedtls_ssl_context::transform_out
mbedtls_ssl_transform * transform_out
Definition: ssl.h:1066
mbedtls_ssl_renegotiate
int mbedtls_ssl_renegotiate(mbedtls_ssl_context *ssl)
Initiate an SSL renegotiation on the running connection. Client: perform the renegotiation right now....
mbedtls_ssl_config::psk_identity_len
size_t psk_identity_len
Definition: ssl.h:935
mbedtls_ssl_ticket_parse_t
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:1565
mbedtls_ssl_context::p_bio
void * p_bio
Definition: ssl.h:1049
mbedtls_ssl_send_t
int mbedtls_ssl_send_t(void *ctx, const unsigned char *buf, size_t len)
Callback type: send data on the network.
Definition: ssl.h:466
mbedtls_ssl_conf_truncated_hmac
void mbedtls_ssl_conf_truncated_hmac(mbedtls_ssl_config *conf, int truncate)
Activate negotiation of truncated HMAC (Default: MBEDTLS_SSL_TRUNC_HMAC_DISABLED)
mbedtls_ssl_config::p_export_keys
void * p_export_keys
Definition: ssl.h:892
mbedtls_ssl_context::renego_status
int renego_status
Definition: ssl.h:1031
mbedtls_ssl_config::f_get_cache
int(* f_get_cache)(void *, mbedtls_ssl_session *)
Definition: ssl.h:846
mbedtls_ssl_context::mtu
uint16_t mtu
Definition: ssl.h:1133
mbedtls_ssl_context::in_msgtype
int in_msgtype
Definition: ssl.h:1091
mbedtls_ssl_config::hs_timeout_max
uint32_t hs_timeout_max
Definition: ssl.h:953
mbedtls_ssl_session_reset
int mbedtls_ssl_session_reset(mbedtls_ssl_context *ssl)
Reset an already initialized SSL context for re-use while retaining application-set variables,...
mbedtls_ssl_context::transform_negotiate
mbedtls_ssl_transform * transform_negotiate
Definition: ssl.h:1068
mbedtls_ssl_config::p_dbg
void * p_dbg
Definition: ssl.h:839
mbedtls_ssl_send_alert_message
int mbedtls_ssl_send_alert_message(mbedtls_ssl_context *ssl, unsigned char level, unsigned char message)
Send an alert message.
mbedtls_ssl_config_defaults
int mbedtls_ssl_config_defaults(mbedtls_ssl_config *conf, int endpoint, int transport, int preset)
Load reasonnable default SSL configuration values. (You need to call mbedtls_ssl_config_init() first....
mbedtls_ssl_context::in_window_top
uint64_t in_window_top
Definition: ssl.h:1100
mbedtls_ssl_config::min_minor_ver
unsigned char min_minor_ver
Definition: ssl.h:974
mbedtls_ssl_context::out_msglen
size_t out_msglen
Definition: ssl.h:1127
mbedtls_ssl_config::cert_req_ca_list
unsigned int cert_req_ca_list
Definition: ssl.h:1016
mbedtls_ssl_context::f_get_timer
mbedtls_ssl_get_timer_t * f_get_timer
Definition: ssl.h:1076
mbedtls_ssl_conf_read_timeout
void mbedtls_ssl_conf_read_timeout(mbedtls_ssl_config *conf, uint32_t timeout)
Set the timeout period for mbedtls_ssl_read() (Default: no timeout.)
mbedtls_ssl_session::ticket
unsigned char * ticket
Definition: ssl.h:806
mbedtls_ssl_config::dhm_G
mbedtls_mpi dhm_G
Definition: ssl.h:922
mbedtls_ssl_context::f_recv
mbedtls_ssl_recv_t * f_recv
Definition: ssl.h:1045
mbedtls_ssl_config::sig_hashes
const int * sig_hashes
Definition: ssl.h:913
mbedtls_ssl_config::key_cert
mbedtls_ssl_key_cert * key_cert
Definition: ssl.h:897
mbedtls_ssl_conf_renegotiation_period
void mbedtls_ssl_conf_renegotiation_period(mbedtls_ssl_config *conf, const unsigned char period[8])
Set record counter threshold for periodic renegotiation. (Default: 2^48 - 1)
mbedtls_ssl_context::in_left
size_t in_left
Definition: ssl.h:1093
mbedtls_ssl_config::mfl_code
unsigned int mfl_code
Definition: ssl.h:989
mbedtls_ssl_premaster_secret::_pms_ecdh
unsigned char _pms_ecdh[MBEDTLS_ECP_MAX_BYTES]
Definition: ssl.h:395
mbedtls_ssl_set_client_transport_id
int mbedtls_ssl_set_client_transport_id(mbedtls_ssl_context *ssl, const unsigned char *info, size_t ilen)
Set client's transport-level identification info. (Server only. DTLS only.)
mbedtls_ssl_context::major_ver
int major_ver
Definition: ssl.h:1037
mbedtls_ssl_conf_cert_req_ca_list
void mbedtls_ssl_conf_cert_req_ca_list(mbedtls_ssl_config *conf, char cert_req_ca_list)
Whether to send a list of acceptable CAs in CertificateRequest messages. (Default: do send)
mbedtls_ssl_close_notify
int mbedtls_ssl_close_notify(mbedtls_ssl_context *ssl)
Notify the peer that the connection is being closed.
mbedtls_ssl_conf_dhm_min_bitlen
void mbedtls_ssl_conf_dhm_min_bitlen(mbedtls_ssl_config *conf, unsigned int bitlen)
Set the minimum length for Diffie-Hellman parameters. (Client-side only.) (Default: 1024 bits....
mbedtls_ssl_conf_dtls_cookies
void mbedtls_ssl_conf_dtls_cookies(mbedtls_ssl_config *conf, mbedtls_ssl_cookie_write_t *f_cookie_write, mbedtls_ssl_cookie_check_t *f_cookie_check, void *p_cookie)
Register callbacks for DTLS cookies (Server only. DTLS only.)
mbedtls_ssl_conf_renegotiation
void mbedtls_ssl_conf_renegotiation(mbedtls_ssl_config *conf, int renegotiation)
Enable / Disable renegotiation support for connection when initiated by peer (Default: MBEDTLS_SSL_RE...
mbedtls_ssl_set_session
int mbedtls_ssl_set_session(mbedtls_ssl_context *ssl, const mbedtls_ssl_session *session)
Request resumption of session (client-side only) Session data is copied from presented session struct...
mbedtls_ssl_conf_authmode
void mbedtls_ssl_conf_authmode(mbedtls_ssl_config *conf, int authmode)
Set the certificate verification mode Default: NONE on server, REQUIRED on client.
mbedtls_x509_crt
Definition: x509_crt.h:53
mbedtls_ssl_config::trunc_hmac
unsigned int trunc_hmac
Definition: ssl.h:1007
MBEDTLS_SSL_CLIENT_KEY_EXCHANGE
@ MBEDTLS_SSL_CLIENT_KEY_EXCHANGE
Definition: ssl.h:435
bignum.h
Multi-precision integer library.
mbedtls_ssl_config::encrypt_then_mac
unsigned int encrypt_then_mac
Definition: ssl.h:992
mbedtls_ssl_premaster_secret::_pms_dhe_psk
unsigned char _pms_dhe_psk[4+MBEDTLS_MPI_MAX_SIZE+MBEDTLS_PSK_MAX_LEN]
Definition: ssl.h:402
mbedtls_ssl_set_hs_own_cert
int mbedtls_ssl_set_hs_own_cert(mbedtls_ssl_context *ssl, mbedtls_x509_crt *own_cert, mbedtls_pk_context *pk_key)
Set own certificate and key for the current handshake.
mbedtls_ssl_get_session
int mbedtls_ssl_get_session(const mbedtls_ssl_context *ssl, mbedtls_ssl_session *session)
Save session in order to resume it later (client-side only) Session data is copied to presented sessi...
mbedtls_ssl_conf_transport
void mbedtls_ssl_conf_transport(mbedtls_ssl_config *conf, int transport)
Set the transport type (TLS or DTLS). Default: TLS.
mbedtls_ssl_context::own_verify_data
char own_verify_data[MBEDTLS_SSL_VERIFY_DATA_MAX_LEN]
Definition: ssl.h:1176
mbedtls_ssl_context::p_timer
void * p_timer
Definition: ssl.h:1073
mbedtls_ssl_context
Definition: ssl.h:1022
mbedtls_ssl_conf_max_frag_len
int mbedtls_ssl_conf_max_frag_len(mbedtls_ssl_config *conf, unsigned char mfl_code)
Set the maximum fragment length to emit and/or negotiate. (Typical: the smaller of MBEDTLS_SSL_IN_CON...
mbedtls_ssl_init
void mbedtls_ssl_init(mbedtls_ssl_context *ssl)
Initialize an SSL context Just makes the context ready for mbedtls_ssl_setup() or mbedtls_ssl_free()
mbedtls_ssl_conf_sig_hashes
void mbedtls_ssl_conf_sig_hashes(mbedtls_ssl_config *conf, const int *hashes)
Set the allowed hashes for signatures during the handshake. (Default: all available hashes except MD5...
mbedtls_ssl_context::badmac_seen
unsigned badmac_seen
Definition: ssl.h:1041
mbedtls_ssl_context::in_window
uint64_t in_window
Definition: ssl.h:1101
mbedtls_ecp_group_id
mbedtls_ecp_group_id
Definition: ecp.h:77
mbedtls_ssl_config::anti_replay
unsigned int anti_replay
Definition: ssl.h:998
dhm.h
This file contains Diffie-Hellman-Merkle (DHM) key exchange definitions and functions.
mbedtls_ssl_conf_dh_param
MBEDTLS_DEPRECATED int mbedtls_ssl_conf_dh_param(mbedtls_ssl_config *conf, const char *dhm_P, const char *dhm_G)
Set the Diffie-Hellman public P and G values, read as hexadecimal strings (server-side only) (Default...
mbedtls_ssl_export_keys_t
int mbedtls_ssl_export_keys_t(void *p_expkey, const unsigned char *ms, const unsigned char *kb, size_t maclen, size_t keylen, size_t ivlen)
Callback type: Export key block and master secret.
Definition: ssl.h:1534
mbedtls_ssl_get_peer_cert
const mbedtls_x509_crt * mbedtls_ssl_get_peer_cert(const mbedtls_ssl_context *ssl)
Return the peer certificate from the current connection.
mbedtls_ssl_conf_sni
void mbedtls_ssl_conf_sni(mbedtls_ssl_config *conf, int(*f_sni)(void *, mbedtls_ssl_context *, const unsigned char *, size_t), void *p_sni)
Set server side ServerName TLS extension callback (optional, server-side only).
MBEDTLS_SSL_SERVER_FINISHED
@ MBEDTLS_SSL_SERVER_FINISHED
Definition: ssl.h:440
mbedtls_ssl_set_datagram_packing
void mbedtls_ssl_set_datagram_packing(mbedtls_ssl_context *ssl, unsigned allow_packing)
Allow or disallow packing of multiple handshake records within a single datagram.
mbedtls_ssl_config::psk
unsigned char * psk
Definition: ssl.h:926
mbedtls_ssl_handshake_step
int mbedtls_ssl_handshake_step(mbedtls_ssl_context *ssl)
Perform a single step of the SSL handshake.
MBEDTLS_SSL_SERVER_CHANGE_CIPHER_SPEC
@ MBEDTLS_SSL_SERVER_CHANGE_CIPHER_SPEC
Definition: ssl.h:439
mbedtls_ssl_config::allow_legacy_renegotiation
unsigned int allow_legacy_renegotiation
Definition: ssl.h:984
mbedtls_ssl_get_max_out_record_payload
int mbedtls_ssl_get_max_out_record_payload(const mbedtls_ssl_context *ssl)
Return the current maximum outgoing record payload in bytes. This takes into account the config....
mbedtls_ssl_context::session
mbedtls_ssl_session * session
Definition: ssl.h:1056
mbedtls_ssl_config::f_cookie_write
int(* f_cookie_write)(void *, unsigned char **, unsigned char *, const unsigned char *, size_t)
Definition: ssl.h:871
mbedtls_ssl_session::ticket_lifetime
uint32_t ticket_lifetime
Definition: ssl.h:808
mbedtls_ssl_context::cur_out_ctr
unsigned char cur_out_ctr[8]
Definition: ssl.h:1130
mbedtls_ssl_conf_handshake_timeout
void mbedtls_ssl_conf_handshake_timeout(mbedtls_ssl_config *conf, uint32_t min, uint32_t max)
Set retransmit timeout values for the DTLS handshake. (DTLS only, no effect on TLS....
mbedtls_ssl_conf_psk_cb
void mbedtls_ssl_conf_psk_cb(mbedtls_ssl_config *conf, int(*f_psk)(void *, mbedtls_ssl_context *, const unsigned char *, size_t), void *p_psk)
Set the PSK callback (server-side only).
mbedtls_ssl_set_hs_authmode
void mbedtls_ssl_set_hs_authmode(mbedtls_ssl_context *ssl, int authmode)
Set authmode for the current handshake.
mbedtls_ssl_config::disable_renegotiation
unsigned int disable_renegotiation
Definition: ssl.h:1004
mbedtls_ssl_get_max_frag_len
size_t mbedtls_ssl_get_max_frag_len(const mbedtls_ssl_context *ssl)
Return the maximum fragment length (payload, in bytes). This is the value negotiated with peer if any...
mbedtls_ssl_config::min_major_ver
unsigned char min_major_ver
Definition: ssl.h:973
mbedtls_ssl_write
int mbedtls_ssl_write(mbedtls_ssl_context *ssl, const unsigned char *buf, size_t len)
Try to write exactly 'len' application data bytes.
mbedtls_ssl_context::conf
const mbedtls_ssl_config * conf
Definition: ssl.h:1024
mbedtls_ssl_conf_encrypt_then_mac
void mbedtls_ssl_conf_encrypt_then_mac(mbedtls_ssl_config *conf, char etm)
Enable or disable Encrypt-then-MAC (Default: MBEDTLS_SSL_ETM_ENABLED)
mbedtls_ssl_conf_cert_profile
void mbedtls_ssl_conf_cert_profile(mbedtls_ssl_config *conf, const mbedtls_x509_crt_profile *profile)
Set the X.509 security profile used for verification.
mbedtls_ssl_get_bytes_avail
size_t mbedtls_ssl_get_bytes_avail(const mbedtls_ssl_context *ssl)
Return the number of application data bytes remaining to be read from the current record.
platform_time.h
mbed TLS Platform time abstraction
mbedtls_ssl_config::hs_timeout_min
uint32_t hs_timeout_min
Definition: ssl.h:951
mbedtls_ssl_session_free
void mbedtls_ssl_session_free(mbedtls_ssl_session *session)
Free referenced items in an SSL session including the peer certificate and clear memory.
mbedtls_ssl_set_bio
void mbedtls_ssl_set_bio(mbedtls_ssl_context *ssl, void *p_bio, mbedtls_ssl_send_t *f_send, mbedtls_ssl_recv_t *f_recv, mbedtls_ssl_recv_timeout_t *f_recv_timeout)
Set the underlying BIO callbacks for write, read and read-with-timeout.
mbedtls_ssl_conf_min_version
void mbedtls_ssl_conf_min_version(mbedtls_ssl_config *conf, int major, int minor)
Set the minimum accepted SSL/TLS protocol version (Default: TLS 1.0)
mbedtls_x509_crt_profile
Definition: x509_crt.h:108
mbedtls_ssl_premaster_secret::_pms_psk
unsigned char _pms_psk[4+2 *MBEDTLS_PSK_MAX_LEN]
Definition: ssl.h:398
mbedtls_ssl_get_version
const char * mbedtls_ssl_get_version(const mbedtls_ssl_context *ssl)
Return the current SSL version (SSLv3/TLSv1/etc)
mbedtls_ssl_conf_dtls_badmac_limit
void mbedtls_ssl_conf_dtls_badmac_limit(mbedtls_ssl_config *conf, unsigned limit)
Set a limit on the number of records with a bad MAC before terminating the connection....
mbedtls_ssl_config
Definition: ssl.h:827
mbedtls_ssl_config_init
void mbedtls_ssl_config_init(mbedtls_ssl_config *conf)
Initialize an SSL configuration context Just makes the context ready for mbedtls_ssl_config_defaults(...
mbedtls_ssl_context::in_buf
unsigned char * in_buf
Definition: ssl.h:1081
mbedtls_ssl_conf_fallback
void mbedtls_ssl_conf_fallback(mbedtls_ssl_config *conf, char fallback)
Set the fallback flag (client-side only). (Default: MBEDTLS_SSL_IS_NOT_FALLBACK).
mbedtls_ssl_config::arc4_disabled
unsigned int arc4_disabled
Definition: ssl.h:986
mbedtls_ssl_context::out_msg
unsigned char * out_msg
Definition: ssl.h:1124
mbedtls_ssl_context::verify_data_len
size_t verify_data_len
Definition: ssl.h:1175
mbedtls_ssl_config::f_set_cache
int(* f_set_cache)(void *, const mbedtls_ssl_session *)
Definition: ssl.h:848
MBEDTLS_SSL_HELLO_REQUEST
@ MBEDTLS_SSL_HELLO_REQUEST
Definition: ssl.h:427
mbedtls_ssl_conf_extended_master_secret
void mbedtls_ssl_conf_extended_master_secret(mbedtls_ssl_config *conf, char ems)
Enable or disable Extended Master Secret negotiation. (Default: MBEDTLS_SSL_EXTENDED_MS_ENABLED)
mbedtls_ssl_session::encrypt_then_mac
int encrypt_then_mac
Definition: ssl.h:820
mbedtls_ssl_context::hostname
char * hostname
Definition: ssl.h:1152
mbedtls_ssl_conf_curves
void mbedtls_ssl_conf_curves(mbedtls_ssl_config *conf, const mbedtls_ecp_group_id *curves)
Set the allowed curves in order of preference. (Default: all defined curves.)
mbedtls_ssl_transform
struct mbedtls_ssl_transform mbedtls_ssl_transform
Definition: ssl.h:564
mbedtls_ssl_config::endpoint
unsigned int endpoint
Definition: ssl.h:980
mbedtls_ssl_config::p_rng
void * p_rng
Definition: ssl.h:843
mbedtls_ssl_context::out_ctr
unsigned char * out_ctr
Definition: ssl.h:1120
mbedtls_ssl_premaster_secret::_pms_rsa_psk
unsigned char _pms_rsa_psk[52+MBEDTLS_PSK_MAX_LEN]
Definition: ssl.h:405
mbedtls_ssl_config::p_ticket
void * p_ticket
Definition: ssl.h:885
MBEDTLS_SSL_CERTIFICATE_VERIFY
@ MBEDTLS_SSL_CERTIFICATE_VERIFY
Definition: ssl.h:436
mbedtls_ssl_premaster_secret::_pms_ecdhe_psk
unsigned char _pms_ecdhe_psk[4+MBEDTLS_ECP_MAX_BYTES+MBEDTLS_PSK_MAX_LEN]
Definition: ssl.h:409
mbedtls_ssl_context::handshake
mbedtls_ssl_handshake_params * handshake
Definition: ssl.h:1059
mbedtls_ssl_conf_session_tickets_cb
void mbedtls_ssl_conf_session_tickets_cb(mbedtls_ssl_config *conf, mbedtls_ssl_ticket_write_t *f_ticket_write, mbedtls_ssl_ticket_parse_t *f_ticket_parse, void *p_ticket)
Configure SSL session ticket callbacks (server only). (Default: none.)
mbedtls_ssl_config::renego_period
unsigned char renego_period[8]
Definition: ssl.h:959
mbedtls_ssl_conf_rng
void mbedtls_ssl_conf_rng(mbedtls_ssl_config *conf, int(*f_rng)(void *, unsigned char *, size_t), void *p_rng)
Set the random number generator callback.
mbedtls_ssl_context::in_ctr
unsigned char * in_ctr
Definition: ssl.h:1082
mbedtls_ssl_session::verify_result
uint32_t verify_result
Definition: ssl.h:803
mbedtls_ssl_config::ciphersuite_list
const int * ciphersuite_list[4]
Definition: ssl.h:835
mbedtls_ssl_conf_ciphersuites_for_version
void mbedtls_ssl_conf_ciphersuites_for_version(mbedtls_ssl_config *conf, const int *ciphersuites, int major, int minor)
Set the list of allowed ciphersuites and the preference order for a specific version of the protocol....
mbedtls_ssl_config::fallback
unsigned int fallback
Definition: ssl.h:1013
mbedtls_ssl_context::in_len
unsigned char * in_len
Definition: ssl.h:1086
mbedtls_ssl_config::f_export_keys
int(* f_export_keys)(void *, const unsigned char *, const unsigned char *, size_t, size_t, size_t)
Definition: ssl.h:890
mbedtls_ssl_get_ciphersuite_id
int mbedtls_ssl_get_ciphersuite_id(const char *ciphersuite_name)
Return the ID of the ciphersuite associated with the given name.
mbedtls_ssl_conf_alpn_protocols
int mbedtls_ssl_conf_alpn_protocols(mbedtls_ssl_config *conf, const char **protos)
Set the supported Application Layer Protocols.
mbedtls_ssl_cookie_write_t
int mbedtls_ssl_cookie_write_t(void *ctx, unsigned char **p, unsigned char *end, const unsigned char *info, size_t ilen)
Callback type: generate a cookie.
Definition: ssl.h:1700
mbedtls_ssl_context::out_buf
unsigned char * out_buf
Definition: ssl.h:1119
mbedtls_ssl_session::id_len
size_t id_len
Definition: ssl.h:796
mbedtls_ssl_set_hostname
int mbedtls_ssl_set_hostname(mbedtls_ssl_context *ssl, const char *hostname)
Set or reset the hostname to check against the received server certificate. It sets the ServerName TL...
mbedtls_ssl_context::in_hdr
unsigned char * in_hdr
Definition: ssl.h:1085
mbedtls_ssl_context::out_msgtype
int out_msgtype
Definition: ssl.h:1126
mbedtls_ssl_set_hs_ca_chain
void mbedtls_ssl_set_hs_ca_chain(mbedtls_ssl_context *ssl, mbedtls_x509_crt *ca_chain, mbedtls_x509_crl *ca_crl)
Set the data required to verify peer certificate for the current handshake.
mbedtls_ssl_context::cli_id
unsigned char * cli_id
Definition: ssl.h:1164
config.h
Configuration options (set of defines)
mbedtls_ssl_get_record_expansion
int mbedtls_ssl_get_record_expansion(const mbedtls_ssl_context *ssl)
Return the (maximum) number of bytes added by the record layer: header + encryption/MAC overhead (inc...
mbedtls_ssl_context::f_recv_timeout
mbedtls_ssl_recv_timeout_t * f_recv_timeout
Definition: ssl.h:1046
mbedtls_ssl_conf_session_tickets
void mbedtls_ssl_conf_session_tickets(mbedtls_ssl_config *conf, int use_tickets)
Enable / Disable session tickets (client only). (Default: MBEDTLS_SSL_SESSION_TICKETS_ENABLED....
mbedtls_ssl_check_pending
int mbedtls_ssl_check_pending(const mbedtls_ssl_context *ssl)
Check if there is data already read from the underlying transport but not yet processed.
MBEDTLS_SSL_CLIENT_FINISHED
@ MBEDTLS_SSL_CLIENT_FINISHED
Definition: ssl.h:438
mbedtls_ssl_conf_dbg
void mbedtls_ssl_conf_dbg(mbedtls_ssl_config *conf, void(*f_dbg)(void *, int, const char *, int, const char *), void *p_dbg)
Set the debug callback.
mbedtls_ssl_context::in_iv
unsigned char * in_iv
Definition: ssl.h:1087
mbedtls_ssl_config::f_dbg
void(* f_dbg)(void *, int, const char *, int, const char *)
Definition: ssl.h:838
mbedtls_ssl_context::in_msglen
size_t in_msglen
Definition: ssl.h:1092
mbedtls_ssl_config::f_sni
int(* f_sni)(void *, mbedtls_ssl_context *, const unsigned char *, size_t)
Definition: ssl.h:853
mbedtls_ssl_context::out_hdr
unsigned char * out_hdr
Definition: ssl.h:1121
MBEDTLS_ECP_MAX_BYTES
#define MBEDTLS_ECP_MAX_BYTES
Definition: ecp.h:213
mbedtls_ssl_context::transform_in
mbedtls_ssl_transform * transform_in
Definition: ssl.h:1065
mbedtls_ssl_context::renego_records_seen
int renego_records_seen
Definition: ssl.h:1032
MBEDTLS_DEPRECATED
#define MBEDTLS_DEPRECATED
Definition: ssl.h:2142
mbedtls_ssl_get_verify_result
uint32_t mbedtls_ssl_get_verify_result(const mbedtls_ssl_context *ssl)
Return the result of the certificate verification.
mbedtls_ssl_context::session_negotiate
mbedtls_ssl_session * session_negotiate
Definition: ssl.h:1057
mbedtls_ssl_config::alpn_list
const char ** alpn_list
Definition: ssl.h:941
mbedtls_ssl_config::psk_identity
unsigned char * psk_identity
Definition: ssl.h:932
mbedtls_ssl_sig_hash_set_t
struct mbedtls_ssl_sig_hash_set_t mbedtls_ssl_sig_hash_set_t
Definition: ssl.h:566
MBEDTLS_SSL_CLIENT_HELLO
@ MBEDTLS_SSL_CLIENT_HELLO
Definition: ssl.h:428
mbedtls_ssl_conf_dh_param_ctx
int mbedtls_ssl_conf_dh_param_ctx(mbedtls_ssl_config *conf, mbedtls_dhm_context *dhm_ctx)
Set the Diffie-Hellman public P and G values, read from existing context (server-side only)
mbedtls_ssl_handshake_params
struct mbedtls_ssl_handshake_params mbedtls_ssl_handshake_params
Definition: ssl.h:565
mbedtls_ssl_config::renego_max_records
int renego_max_records
Definition: ssl.h:958
mbedtls_ssl_config::ca_crl
mbedtls_x509_crl * ca_crl
Definition: ssl.h:899
mbedtls_ssl_conf_arc4_support
void mbedtls_ssl_conf_arc4_support(mbedtls_ssl_config *conf, char arc4)
Disable or enable support for RC4 (Default: MBEDTLS_SSL_ARC4_DISABLED)
x509_crt.h
X.509 certificate parsing and writing.
MBEDTLS_MPI_MAX_SIZE
#define MBEDTLS_MPI_MAX_SIZE
Definition: bignum.h:82
mbedtls_ssl_context::client_auth
int client_auth
Definition: ssl.h:1146
mbedtls_ssl_config::transport
unsigned int transport
Definition: ssl.h:981
mbedtls_ssl_get_timer_t
int mbedtls_ssl_get_timer_t(void *ctx)
Callback type: get status of timers/delays.
Definition: ssl.h:556
mbedtls_ssl_config::authmode
unsigned int authmode
Definition: ssl.h:982
mbedtls_ssl_conf_psk
int mbedtls_ssl_conf_psk(mbedtls_ssl_config *conf, const unsigned char *psk, size_t psk_len, const unsigned char *psk_identity, size_t psk_identity_len)
Set the Pre Shared Key (PSK) and the expected identity name.
mbedtls_ssl_config::cbc_record_splitting
unsigned int cbc_record_splitting
Definition: ssl.h:1001
mbedtls_ssl_session::start
mbedtls_time_t start
Definition: ssl.h:792
MBEDTLS_SSL_CLIENT_CHANGE_CIPHER_SPEC
@ MBEDTLS_SSL_CLIENT_CHANGE_CIPHER_SPEC
Definition: ssl.h:437
mbedtls_ssl_config::f_ticket_write
int(* f_ticket_write)(void *, const mbedtls_ssl_session *, unsigned char *, const unsigned char *, size_t *, uint32_t *)
Definition: ssl.h:881
mbedtls_ssl_conf_endpoint
void mbedtls_ssl_conf_endpoint(mbedtls_ssl_config *conf, int endpoint)
Set the current endpoint type.
mbedtls_ssl_context::peer_verify_data
char peer_verify_data[MBEDTLS_SSL_VERIFY_DATA_MAX_LEN]
Definition: ssl.h:1177
mbedtls_ssl_recv_timeout_t
int mbedtls_ssl_recv_timeout_t(void *ctx, unsigned char *buf, size_t len, uint32_t timeout)
Callback type: receive data from the network, with timeout.
Definition: ssl.h:515
mbedtls_ssl_context::keep_current_message
int keep_current_message
Definition: ssl.h:1108
mbedtls_ssl_context::minor_ver
int minor_ver
Definition: ssl.h:1038
mbedtls_ssl_get_ciphersuite_name
const char * mbedtls_ssl_get_ciphersuite_name(const int ciphersuite_id)
Return the name of the ciphersuite associated with the given ID.
mbedtls_ssl_context::disable_datagram_packing
uint8_t disable_datagram_packing
Definition: ssl.h:1112
mbedtls_ssl_config::f_cookie_check
int(* f_cookie_check)(void *, const unsigned char *, size_t, const unsigned char *, size_t)
Definition: ssl.h:874
mbedtls_ssl_setup
int mbedtls_ssl_setup(mbedtls_ssl_context *ssl, const mbedtls_ssl_config *conf)
Set up an SSL context for use.
mbedtls_ssl_context::session_in
mbedtls_ssl_session * session_in
Definition: ssl.h:1054
mbedtls_ssl_config::f_psk
int(* f_psk)(void *, mbedtls_ssl_context *, const unsigned char *, size_t)
Definition: ssl.h:865
mbedtls_ssl_session::mfl_code
unsigned char mfl_code
Definition: ssl.h:812
mbedtls_ssl_context::secure_renegotiation
int secure_renegotiation
Definition: ssl.h:1172
mbedtls_ssl_config::p_cookie
void * p_cookie
Definition: ssl.h:876
mbedtls_ssl_set_hs_psk
int mbedtls_ssl_set_hs_psk(mbedtls_ssl_context *ssl, const unsigned char *psk, size_t psk_len)
Set the Pre Shared Key (PSK) for the current handshake.
mbedtls_ssl_cookie_check_t
int mbedtls_ssl_cookie_check_t(void *ctx, const unsigned char *cookie, size_t clen, const unsigned char *info, size_t ilen)
Callback type: verify a cookie.
Definition: ssl.h:1717
mbedtls_ssl_conf_export_keys_cb
void mbedtls_ssl_conf_export_keys_cb(mbedtls_ssl_config *conf, mbedtls_ssl_export_keys_t *f_export_keys, void *p_export_keys)
Configure key export callback. (Default: none.)
mbedtls_ssl_config::extended_ms
unsigned int extended_ms
Definition: ssl.h:995
mbedtls_ssl_conf_session_cache
void mbedtls_ssl_conf_session_cache(mbedtls_ssl_config *conf, void *p_cache, int(*f_get_cache)(void *, mbedtls_ssl_session *), int(*f_set_cache)(void *, const mbedtls_ssl_session *))
Set the session cache callbacks (server-side only) If not set, no session resuming is done (except if...
mbedtls_ssl_conf_ca_chain
void mbedtls_ssl_conf_ca_chain(mbedtls_ssl_config *conf, mbedtls_x509_crt *ca_chain, mbedtls_x509_crl *ca_crl)
Set the data required to verify peer certificate.