Mbed TLS v2.28.8
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ssl.h
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1
6/*
7 * Copyright The Mbed TLS Contributors
8 * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
9 */
10#ifndef MBEDTLS_SSL_H
11#define MBEDTLS_SSL_H
12
13#if !defined(MBEDTLS_CONFIG_FILE)
14#include "mbedtls/config.h"
15#else
16#include MBEDTLS_CONFIG_FILE
17#endif
18
19#include "mbedtls/bignum.h"
20#include "mbedtls/ecp.h"
21
23
24#if defined(MBEDTLS_X509_CRT_PARSE_C)
25#include "mbedtls/x509_crt.h"
26#include "mbedtls/x509_crl.h"
27#endif
28
29#if defined(MBEDTLS_DHM_C)
30#include "mbedtls/dhm.h"
31#endif
32
33/* Adding guard for MBEDTLS_ECDSA_C to ensure no compile errors due
34 * to guards also being in ssl_srv.c and ssl_cli.c. There is a gap
35 * in functionality that access to ecdh_ctx structure is needed for
36 * MBEDTLS_ECDSA_C which does not seem correct.
37 */
38#if defined(MBEDTLS_ECDH_C) || defined(MBEDTLS_ECDSA_C)
39#include "mbedtls/ecdh.h"
40#endif
41
42#if defined(MBEDTLS_ZLIB_SUPPORT)
43
44#if defined(MBEDTLS_DEPRECATED_WARNING)
45#warning \
46 "Record compression support via MBEDTLS_ZLIB_SUPPORT is deprecated and will be removed in the next major revision of the library"
47#endif
48
49#if defined(MBEDTLS_DEPRECATED_REMOVED)
50#error \
51 "Record compression support via MBEDTLS_ZLIB_SUPPORT is deprecated and cannot be used if MBEDTLS_DEPRECATED_REMOVED is set"
52#endif
53
54#include "zlib.h"
55#endif
56
57#if defined(MBEDTLS_HAVE_TIME)
59#endif
60
61#if defined(MBEDTLS_USE_PSA_CRYPTO)
62#include "psa/crypto.h"
63#endif /* MBEDTLS_USE_PSA_CRYPTO */
64
65/*
66 * SSL Error codes
67 */
69#define MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE -0x7080
71#define MBEDTLS_ERR_SSL_BAD_INPUT_DATA -0x7100
73#define MBEDTLS_ERR_SSL_INVALID_MAC -0x7180
75#define MBEDTLS_ERR_SSL_INVALID_RECORD -0x7200
77#define MBEDTLS_ERR_SSL_CONN_EOF -0x7280
79#define MBEDTLS_ERR_SSL_UNKNOWN_CIPHER -0x7300
81#define MBEDTLS_ERR_SSL_NO_CIPHER_CHOSEN -0x7380
83#define MBEDTLS_ERR_SSL_NO_RNG -0x7400
85#define MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE -0x7480
87#define MBEDTLS_ERR_SSL_CERTIFICATE_TOO_LARGE -0x7500
89#define MBEDTLS_ERR_SSL_CERTIFICATE_REQUIRED -0x7580
91#define MBEDTLS_ERR_SSL_PRIVATE_KEY_REQUIRED -0x7600
93#define MBEDTLS_ERR_SSL_CA_CHAIN_REQUIRED -0x7680
95#define MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE -0x7700
97#define MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE -0x7780
99#define MBEDTLS_ERR_SSL_PEER_VERIFY_FAILED -0x7800
101#define MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY -0x7880
103#define MBEDTLS_ERR_SSL_BAD_HS_CLIENT_HELLO -0x7900
105#define MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO -0x7980
107#define MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE -0x7A00
109#define MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_REQUEST -0x7A80
111#define MBEDTLS_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE -0x7B00
113#define MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO_DONE -0x7B80
115#define MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE -0x7C00
117#define MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_RP -0x7C80
119#define MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_CS -0x7D00
121#define MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_VERIFY -0x7D80
123#define MBEDTLS_ERR_SSL_BAD_HS_CHANGE_CIPHER_SPEC -0x7E00
125#define MBEDTLS_ERR_SSL_BAD_HS_FINISHED -0x7E80
127#define MBEDTLS_ERR_SSL_ALLOC_FAILED -0x7F00
129#define MBEDTLS_ERR_SSL_HW_ACCEL_FAILED -0x7F80
131#define MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH -0x6F80
133#define MBEDTLS_ERR_SSL_COMPRESSION_FAILED -0x6F00
135#define MBEDTLS_ERR_SSL_BAD_HS_PROTOCOL_VERSION -0x6E80
137#define MBEDTLS_ERR_SSL_BAD_HS_NEW_SESSION_TICKET -0x6E00
139#define MBEDTLS_ERR_SSL_SESSION_TICKET_EXPIRED -0x6D80
141#define MBEDTLS_ERR_SSL_PK_TYPE_MISMATCH -0x6D00
143#define MBEDTLS_ERR_SSL_UNKNOWN_IDENTITY -0x6C80
145#define MBEDTLS_ERR_SSL_INTERNAL_ERROR -0x6C00
147#define MBEDTLS_ERR_SSL_COUNTER_WRAPPING -0x6B80
149#define MBEDTLS_ERR_SSL_WAITING_SERVER_HELLO_RENEGO -0x6B00
151#define MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED -0x6A80
153#define MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL -0x6A00
155#define MBEDTLS_ERR_SSL_NO_USABLE_CIPHERSUITE -0x6980
157#define MBEDTLS_ERR_SSL_WANT_READ -0x6900
159#define MBEDTLS_ERR_SSL_WANT_WRITE -0x6880
161#define MBEDTLS_ERR_SSL_TIMEOUT -0x6800
163#define MBEDTLS_ERR_SSL_CLIENT_RECONNECT -0x6780
165#define MBEDTLS_ERR_SSL_UNEXPECTED_RECORD -0x6700
167#define MBEDTLS_ERR_SSL_NON_FATAL -0x6680
169#define MBEDTLS_ERR_SSL_INVALID_VERIFY_HASH -0x6600
171#define MBEDTLS_ERR_SSL_CONTINUE_PROCESSING -0x6580
173#define MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS -0x6500
175#define MBEDTLS_ERR_SSL_EARLY_MESSAGE -0x6480
177#define MBEDTLS_ERR_SSL_UNEXPECTED_CID -0x6000
179#define MBEDTLS_ERR_SSL_VERSION_MISMATCH -0x5F00
181#define MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS -0x7000
183#define MBEDTLS_ERR_SSL_BAD_CONFIG -0x5E80
185#define MBEDTLS_ERR_SSL_CACHE_ENTRY_NOT_FOUND -0x5E00
186
187/*
188 * Various constants
189 */
190#define MBEDTLS_SSL_MAJOR_VERSION_3 3
191#define MBEDTLS_SSL_MINOR_VERSION_0 0
192#define MBEDTLS_SSL_MINOR_VERSION_1 1
193#define MBEDTLS_SSL_MINOR_VERSION_2 2
194#define MBEDTLS_SSL_MINOR_VERSION_3 3
195#define MBEDTLS_SSL_MINOR_VERSION_4 4
197#define MBEDTLS_SSL_TRANSPORT_STREAM 0
198#define MBEDTLS_SSL_TRANSPORT_DATAGRAM 1
200#define MBEDTLS_SSL_MAX_HOST_NAME_LEN 255
201#define MBEDTLS_SSL_MAX_ALPN_NAME_LEN 255
203#define MBEDTLS_SSL_MAX_ALPN_LIST_LEN 65535
205/* RFC 6066 section 4, see also mfl_code_to_length in ssl_tls.c
206 * NONE must be zero so that memset()ing structure to zero works */
207#define MBEDTLS_SSL_MAX_FRAG_LEN_NONE 0
208#define MBEDTLS_SSL_MAX_FRAG_LEN_512 1
209#define MBEDTLS_SSL_MAX_FRAG_LEN_1024 2
210#define MBEDTLS_SSL_MAX_FRAG_LEN_2048 3
211#define MBEDTLS_SSL_MAX_FRAG_LEN_4096 4
212#define MBEDTLS_SSL_MAX_FRAG_LEN_INVALID 5
214#define MBEDTLS_SSL_IS_CLIENT 0
215#define MBEDTLS_SSL_IS_SERVER 1
216
217#define MBEDTLS_SSL_IS_NOT_FALLBACK 0
218#define MBEDTLS_SSL_IS_FALLBACK 1
219
220#define MBEDTLS_SSL_EXTENDED_MS_DISABLED 0
221#define MBEDTLS_SSL_EXTENDED_MS_ENABLED 1
222
223#define MBEDTLS_SSL_CID_DISABLED 0
224#define MBEDTLS_SSL_CID_ENABLED 1
225
226#define MBEDTLS_SSL_ETM_DISABLED 0
227#define MBEDTLS_SSL_ETM_ENABLED 1
228
229#define MBEDTLS_SSL_COMPRESS_NULL 0
230#define MBEDTLS_SSL_COMPRESS_DEFLATE 1
231
232#define MBEDTLS_SSL_VERIFY_NONE 0
233#define MBEDTLS_SSL_VERIFY_OPTIONAL 1
234#define MBEDTLS_SSL_VERIFY_REQUIRED 2
235#define MBEDTLS_SSL_VERIFY_UNSET 3 /* Used only for sni_authmode */
236
237#define MBEDTLS_SSL_LEGACY_RENEGOTIATION 0
238#define MBEDTLS_SSL_SECURE_RENEGOTIATION 1
239
240#define MBEDTLS_SSL_RENEGOTIATION_DISABLED 0
241#define MBEDTLS_SSL_RENEGOTIATION_ENABLED 1
242
243#define MBEDTLS_SSL_ANTI_REPLAY_DISABLED 0
244#define MBEDTLS_SSL_ANTI_REPLAY_ENABLED 1
245
246#define MBEDTLS_SSL_RENEGOTIATION_NOT_ENFORCED -1
247#define MBEDTLS_SSL_RENEGO_MAX_RECORDS_DEFAULT 16
248
249#define MBEDTLS_SSL_LEGACY_NO_RENEGOTIATION 0
250#define MBEDTLS_SSL_LEGACY_ALLOW_RENEGOTIATION 1
251#define MBEDTLS_SSL_LEGACY_BREAK_HANDSHAKE 2
252
253#define MBEDTLS_SSL_TRUNC_HMAC_DISABLED 0
254#define MBEDTLS_SSL_TRUNC_HMAC_ENABLED 1
255#define MBEDTLS_SSL_TRUNCATED_HMAC_LEN 10 /* 80 bits, rfc 6066 section 7 */
256
257#define MBEDTLS_SSL_SESSION_TICKETS_DISABLED 0
258#define MBEDTLS_SSL_SESSION_TICKETS_ENABLED 1
259
260#define MBEDTLS_SSL_CBC_RECORD_SPLITTING_DISABLED 0
261#define MBEDTLS_SSL_CBC_RECORD_SPLITTING_ENABLED 1
262
263#define MBEDTLS_SSL_ARC4_ENABLED 0
264#define MBEDTLS_SSL_ARC4_DISABLED 1
265
266#define MBEDTLS_SSL_PRESET_DEFAULT 0
267#define MBEDTLS_SSL_PRESET_SUITEB 2
268
269#define MBEDTLS_SSL_CERT_REQ_CA_LIST_ENABLED 1
270#define MBEDTLS_SSL_CERT_REQ_CA_LIST_DISABLED 0
271
272#define MBEDTLS_SSL_DTLS_SRTP_MKI_UNSUPPORTED 0
273#define MBEDTLS_SSL_DTLS_SRTP_MKI_SUPPORTED 1
274
275/*
276 * Default range for DTLS retransmission timer value, in milliseconds.
277 * RFC 6347 4.2.4.1 says from 1 second to 60 seconds.
278 */
279#define MBEDTLS_SSL_DTLS_TIMEOUT_DFL_MIN 1000
280#define MBEDTLS_SSL_DTLS_TIMEOUT_DFL_MAX 60000
281
290#if !defined(MBEDTLS_SSL_DEFAULT_TICKET_LIFETIME)
291#define MBEDTLS_SSL_DEFAULT_TICKET_LIFETIME 86400
292#endif
293
294/*
295 * Maximum fragment length in bytes,
296 * determines the size of each of the two internal I/O buffers.
297 *
298 * Note: the RFC defines the default size of SSL / TLS messages. If you
299 * change the value here, other clients / servers may not be able to
300 * communicate with you anymore. Only change this value if you control
301 * both sides of the connection and have it reduced at both sides, or
302 * if you're using the Max Fragment Length extension and you know all your
303 * peers are using it too!
304 */
305#if !defined(MBEDTLS_SSL_MAX_CONTENT_LEN)
306#define MBEDTLS_SSL_MAX_CONTENT_LEN 16384
307#endif
308
309#if !defined(MBEDTLS_SSL_IN_CONTENT_LEN)
310#define MBEDTLS_SSL_IN_CONTENT_LEN MBEDTLS_SSL_MAX_CONTENT_LEN
311#endif
312
313#if !defined(MBEDTLS_SSL_OUT_CONTENT_LEN)
314#define MBEDTLS_SSL_OUT_CONTENT_LEN MBEDTLS_SSL_MAX_CONTENT_LEN
315#endif
316
317/*
318 * Maximum number of heap-allocated bytes for the purpose of
319 * DTLS handshake message reassembly and future message buffering.
320 */
321#if !defined(MBEDTLS_SSL_DTLS_MAX_BUFFERING)
322#define MBEDTLS_SSL_DTLS_MAX_BUFFERING 32768
323#endif
324
325/*
326 * Maximum length of CIDs for incoming and outgoing messages.
327 */
328#if !defined(MBEDTLS_SSL_CID_IN_LEN_MAX)
329#define MBEDTLS_SSL_CID_IN_LEN_MAX 32
330#endif
331
332#if !defined(MBEDTLS_SSL_CID_OUT_LEN_MAX)
333#define MBEDTLS_SSL_CID_OUT_LEN_MAX 32
334#endif
335
336#if !defined(MBEDTLS_SSL_CID_PADDING_GRANULARITY)
337#define MBEDTLS_SSL_CID_PADDING_GRANULARITY 16
338#endif
339
340#if !defined(MBEDTLS_SSL_TLS1_3_PADDING_GRANULARITY)
341#define MBEDTLS_SSL_TLS1_3_PADDING_GRANULARITY 1
342#endif
343
346/*
347 * Length of the verify data for secure renegotiation
348 */
349#if defined(MBEDTLS_SSL_PROTO_SSL3)
350#define MBEDTLS_SSL_VERIFY_DATA_MAX_LEN 36
351#else
352#define MBEDTLS_SSL_VERIFY_DATA_MAX_LEN 12
353#endif
354
355/*
356 * Signaling ciphersuite values (SCSV)
357 */
358#define MBEDTLS_SSL_EMPTY_RENEGOTIATION_INFO 0xFF
359#define MBEDTLS_SSL_FALLBACK_SCSV_VALUE 0x5600
361/*
362 * Supported Signature and Hash algorithms (For TLS 1.2)
363 * RFC 5246 section 7.4.1.4.1
364 */
365#define MBEDTLS_SSL_HASH_NONE 0
366#define MBEDTLS_SSL_HASH_MD5 1
367#define MBEDTLS_SSL_HASH_SHA1 2
368#define MBEDTLS_SSL_HASH_SHA224 3
369#define MBEDTLS_SSL_HASH_SHA256 4
370#define MBEDTLS_SSL_HASH_SHA384 5
371#define MBEDTLS_SSL_HASH_SHA512 6
372
373#define MBEDTLS_SSL_SIG_ANON 0
374#define MBEDTLS_SSL_SIG_RSA 1
375#define MBEDTLS_SSL_SIG_ECDSA 3
376
377/*
378 * Client Certificate Types
379 * RFC 5246 section 7.4.4 plus RFC 4492 section 5.5
380 */
381#define MBEDTLS_SSL_CERT_TYPE_RSA_SIGN 1
382#define MBEDTLS_SSL_CERT_TYPE_ECDSA_SIGN 64
383
384/*
385 * Message, alert and handshake types
386 */
387#define MBEDTLS_SSL_MSG_CHANGE_CIPHER_SPEC 20
388#define MBEDTLS_SSL_MSG_ALERT 21
389#define MBEDTLS_SSL_MSG_HANDSHAKE 22
390#define MBEDTLS_SSL_MSG_APPLICATION_DATA 23
391#define MBEDTLS_SSL_MSG_CID 25
392
393#define MBEDTLS_SSL_ALERT_LEVEL_WARNING 1
394#define MBEDTLS_SSL_ALERT_LEVEL_FATAL 2
395
396#define MBEDTLS_SSL_ALERT_MSG_CLOSE_NOTIFY 0 /* 0x00 */
397#define MBEDTLS_SSL_ALERT_MSG_UNEXPECTED_MESSAGE 10 /* 0x0A */
398#define MBEDTLS_SSL_ALERT_MSG_BAD_RECORD_MAC 20 /* 0x14 */
399#define MBEDTLS_SSL_ALERT_MSG_DECRYPTION_FAILED 21 /* 0x15 */
400#define MBEDTLS_SSL_ALERT_MSG_RECORD_OVERFLOW 22 /* 0x16 */
401#define MBEDTLS_SSL_ALERT_MSG_DECOMPRESSION_FAILURE 30 /* 0x1E */
402#define MBEDTLS_SSL_ALERT_MSG_HANDSHAKE_FAILURE 40 /* 0x28 */
403#define MBEDTLS_SSL_ALERT_MSG_NO_CERT 41 /* 0x29 */
404#define MBEDTLS_SSL_ALERT_MSG_BAD_CERT 42 /* 0x2A */
405#define MBEDTLS_SSL_ALERT_MSG_UNSUPPORTED_CERT 43 /* 0x2B */
406#define MBEDTLS_SSL_ALERT_MSG_CERT_REVOKED 44 /* 0x2C */
407#define MBEDTLS_SSL_ALERT_MSG_CERT_EXPIRED 45 /* 0x2D */
408#define MBEDTLS_SSL_ALERT_MSG_CERT_UNKNOWN 46 /* 0x2E */
409#define MBEDTLS_SSL_ALERT_MSG_ILLEGAL_PARAMETER 47 /* 0x2F */
410#define MBEDTLS_SSL_ALERT_MSG_UNKNOWN_CA 48 /* 0x30 */
411#define MBEDTLS_SSL_ALERT_MSG_ACCESS_DENIED 49 /* 0x31 */
412#define MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR 50 /* 0x32 */
413#define MBEDTLS_SSL_ALERT_MSG_DECRYPT_ERROR 51 /* 0x33 */
414#define MBEDTLS_SSL_ALERT_MSG_EXPORT_RESTRICTION 60 /* 0x3C */
415#define MBEDTLS_SSL_ALERT_MSG_PROTOCOL_VERSION 70 /* 0x46 */
416#define MBEDTLS_SSL_ALERT_MSG_INSUFFICIENT_SECURITY 71 /* 0x47 */
417#define MBEDTLS_SSL_ALERT_MSG_INTERNAL_ERROR 80 /* 0x50 */
418#define MBEDTLS_SSL_ALERT_MSG_INAPROPRIATE_FALLBACK 86 /* 0x56 */
419#define MBEDTLS_SSL_ALERT_MSG_USER_CANCELED 90 /* 0x5A */
420#define MBEDTLS_SSL_ALERT_MSG_NO_RENEGOTIATION 100 /* 0x64 */
421#define MBEDTLS_SSL_ALERT_MSG_UNSUPPORTED_EXT 110 /* 0x6E */
422#define MBEDTLS_SSL_ALERT_MSG_UNRECOGNIZED_NAME 112 /* 0x70 */
423#define MBEDTLS_SSL_ALERT_MSG_UNKNOWN_PSK_IDENTITY 115 /* 0x73 */
424#define MBEDTLS_SSL_ALERT_MSG_NO_APPLICATION_PROTOCOL 120 /* 0x78 */
425
426#define MBEDTLS_SSL_HS_HELLO_REQUEST 0
427#define MBEDTLS_SSL_HS_CLIENT_HELLO 1
428#define MBEDTLS_SSL_HS_SERVER_HELLO 2
429#define MBEDTLS_SSL_HS_HELLO_VERIFY_REQUEST 3
430#define MBEDTLS_SSL_HS_NEW_SESSION_TICKET 4
431#define MBEDTLS_SSL_HS_CERTIFICATE 11
432#define MBEDTLS_SSL_HS_SERVER_KEY_EXCHANGE 12
433#define MBEDTLS_SSL_HS_CERTIFICATE_REQUEST 13
434#define MBEDTLS_SSL_HS_SERVER_HELLO_DONE 14
435#define MBEDTLS_SSL_HS_CERTIFICATE_VERIFY 15
436#define MBEDTLS_SSL_HS_CLIENT_KEY_EXCHANGE 16
437#define MBEDTLS_SSL_HS_FINISHED 20
438
439/*
440 * TLS extensions
441 */
442#define MBEDTLS_TLS_EXT_SERVERNAME 0
443#define MBEDTLS_TLS_EXT_SERVERNAME_HOSTNAME 0
444
445#define MBEDTLS_TLS_EXT_MAX_FRAGMENT_LENGTH 1
446
447#define MBEDTLS_TLS_EXT_TRUNCATED_HMAC 4
448
449#define MBEDTLS_TLS_EXT_SUPPORTED_ELLIPTIC_CURVES 10
450#define MBEDTLS_TLS_EXT_SUPPORTED_POINT_FORMATS 11
451
452#define MBEDTLS_TLS_EXT_SIG_ALG 13
453
454#define MBEDTLS_TLS_EXT_USE_SRTP 14
455
456#define MBEDTLS_TLS_EXT_ALPN 16
457
458#define MBEDTLS_TLS_EXT_ENCRYPT_THEN_MAC 22 /* 0x16 */
459#define MBEDTLS_TLS_EXT_EXTENDED_MASTER_SECRET 0x0017 /* 23 */
460
461#define MBEDTLS_TLS_EXT_SESSION_TICKET 35
462
463/* The value of the CID extension is still TBD as of
464 * draft-ietf-tls-dtls-connection-id-05
465 * (https://tools.ietf.org/html/draft-ietf-tls-dtls-connection-id-05).
466 *
467 * A future minor revision of Mbed TLS may change the default value of
468 * this option to match evolving standards and usage.
469 */
470#if !defined(MBEDTLS_TLS_EXT_CID)
471#define MBEDTLS_TLS_EXT_CID 254 /* TBD */
472#endif
473
474#define MBEDTLS_TLS_EXT_ECJPAKE_KKPP 256 /* experimental */
475
476#define MBEDTLS_TLS_EXT_RENEGOTIATION_INFO 0xFF01
477
478/*
479 * Size defines
480 */
481#if !defined(MBEDTLS_PSK_MAX_LEN)
482#define MBEDTLS_PSK_MAX_LEN 32 /* 256 bits */
483#endif
484
485/* Dummy type used only for its size */
487 unsigned char dummy; /* Make the union non-empty even with SSL disabled */
488#if defined(MBEDTLS_KEY_EXCHANGE_RSA_ENABLED)
489 unsigned char _pms_rsa[48]; /* RFC 5246 8.1.1 */
490#endif
491#if defined(MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED)
492 unsigned char _pms_dhm[MBEDTLS_MPI_MAX_SIZE]; /* RFC 5246 8.1.2 */
493#endif
494#if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_RSA_ENABLED) || \
495 defined(MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED) || \
496 defined(MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED) || \
497 defined(MBEDTLS_KEY_EXCHANGE_ECDH_ECDSA_ENABLED)
498 unsigned char _pms_ecdh[MBEDTLS_ECP_MAX_BYTES]; /* RFC 4492 5.10 */
499#endif
500#if defined(MBEDTLS_KEY_EXCHANGE_PSK_ENABLED)
501 unsigned char _pms_psk[4 + 2 * MBEDTLS_PSK_MAX_LEN]; /* RFC 4279 2 */
502#endif
503#if defined(MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED)
505 + MBEDTLS_PSK_MAX_LEN]; /* RFC 4279 3 */
506#endif
507#if defined(MBEDTLS_KEY_EXCHANGE_RSA_PSK_ENABLED)
508 unsigned char _pms_rsa_psk[52 + MBEDTLS_PSK_MAX_LEN]; /* RFC 4279 4 */
509#endif
510#if defined(MBEDTLS_KEY_EXCHANGE_ECDHE_PSK_ENABLED)
512 + MBEDTLS_PSK_MAX_LEN]; /* RFC 5489 2 */
513#endif
514#if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
515 unsigned char _pms_ecjpake[32]; /* Thread spec: SHA-256 output */
516#endif
517};
518
519#define MBEDTLS_PREMASTER_SIZE sizeof(union mbedtls_ssl_premaster_secret)
520
521#ifdef __cplusplus
522extern "C" {
523#endif
524
525/*
526 * SSL state machine
527 */
550
551/*
552 * The tls_prf function types.
553 */
579typedef int mbedtls_ssl_send_t(void *ctx,
580 const unsigned char *buf,
581 size_t len);
582
603typedef int mbedtls_ssl_recv_t(void *ctx,
604 unsigned char *buf,
605 size_t len);
606
629typedef int mbedtls_ssl_recv_timeout_t(void *ctx,
630 unsigned char *buf,
631 size_t len,
632 uint32_t timeout);
655typedef void mbedtls_ssl_set_timer_t(void *ctx,
656 uint32_t int_ms,
657 uint32_t fin_ms);
658
670typedef int mbedtls_ssl_get_timer_t(void *ctx);
671
672/* Defined below */
676
677/* Defined in ssl_internal.h */
681#if defined(MBEDTLS_X509_CRT_PARSE_C)
683#endif
684#if defined(MBEDTLS_SSL_PROTO_DTLS)
686#endif
687
688#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
689#if defined(MBEDTLS_X509_CRT_PARSE_C)
761typedef int mbedtls_ssl_async_sign_t(mbedtls_ssl_context *ssl,
762 mbedtls_x509_crt *cert,
763 mbedtls_md_type_t md_alg,
764 const unsigned char *hash,
765 size_t hash_len);
766
827typedef int mbedtls_ssl_async_decrypt_t(mbedtls_ssl_context *ssl,
828 mbedtls_x509_crt *cert,
829 const unsigned char *input,
830 size_t input_len);
831#endif /* MBEDTLS_X509_CRT_PARSE_C */
832
875typedef int mbedtls_ssl_async_resume_t(mbedtls_ssl_context *ssl,
876 unsigned char *output,
877 size_t *output_len,
878 size_t output_size);
879
897typedef void mbedtls_ssl_async_cancel_t(mbedtls_ssl_context *ssl);
898#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
899
900#if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED) && \
901 !defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
902#define MBEDTLS_SSL_PEER_CERT_DIGEST_MAX_LEN 48
903#if defined(MBEDTLS_SHA256_C)
904#define MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_TYPE MBEDTLS_MD_SHA256
905#define MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_LEN 32
906#elif defined(MBEDTLS_SHA512_C)
907#define MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_TYPE MBEDTLS_MD_SHA384
908#define MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_LEN 48
909#elif defined(MBEDTLS_SHA1_C)
910#define MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_TYPE MBEDTLS_MD_SHA1
911#define MBEDTLS_SSL_PEER_CERT_DIGEST_DFL_LEN 20
912#else
913/* This is already checked in check_config.h, but be sure. */
914#error "Bad configuration - need SHA-1, SHA-256 or SHA-512 enabled to compute digest of peer CRT."
915#endif
916#endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED &&
917 !MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
918
919#if defined(MBEDTLS_SSL_DTLS_SRTP)
920
921#define MBEDTLS_TLS_SRTP_MAX_MKI_LENGTH 255
922#define MBEDTLS_TLS_SRTP_MAX_PROFILE_LIST_LENGTH 4
923/*
924 * For code readability use a typedef for DTLS-SRTP profiles
925 *
926 * Use_srtp extension protection profiles values as defined in
927 * http://www.iana.org/assignments/srtp-protection/srtp-protection.xhtml
928 *
929 * Reminder: if this list is expanded mbedtls_ssl_check_srtp_profile_value
930 * must be updated too.
931 */
932#define MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_80 ((uint16_t) 0x0001)
933#define MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_32 ((uint16_t) 0x0002)
934#define MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_80 ((uint16_t) 0x0005)
935#define MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_32 ((uint16_t) 0x0006)
936/* This one is not iana defined, but for code readability. */
937#define MBEDTLS_TLS_SRTP_UNSET ((uint16_t) 0x0000)
938
939typedef uint16_t mbedtls_ssl_srtp_profile;
940
941typedef struct mbedtls_dtls_srtp_info_t {
943 mbedtls_ssl_srtp_profile chosen_dtls_srtp_profile;
945 uint16_t mki_len;
947 unsigned char mki_value[MBEDTLS_TLS_SRTP_MAX_MKI_LENGTH];
948}
949mbedtls_dtls_srtp_info;
950
951#endif /* MBEDTLS_SSL_DTLS_SRTP */
952
953/*
954 * This structure is used for storing current session data.
955 *
956 * Note: when changing this definition, we need to check and update:
957 * - in tests/suites/test_suite_ssl.function:
958 * ssl_populate_session() and ssl_serialize_session_save_load()
959 * - in library/ssl_tls.c:
960 * mbedtls_ssl_session_init() and mbedtls_ssl_session_free()
961 * mbedtls_ssl_session_save() and ssl_session_load()
962 * ssl_session_copy()
963 */
965#if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
966 unsigned char mfl_code;
967#endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */
968
969#if defined(MBEDTLS_HAVE_TIME)
971#endif
974 size_t id_len;
975 unsigned char id[32];
976 unsigned char master[48];
978#if defined(MBEDTLS_X509_CRT_PARSE_C)
979#if defined(MBEDTLS_SSL_KEEP_PEER_CERTIFICATE)
981#else /* MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
984 unsigned char *peer_cert_digest;
985 size_t peer_cert_digest_len;
986 mbedtls_md_type_t peer_cert_digest_type;
987#endif /* !MBEDTLS_SSL_KEEP_PEER_CERTIFICATE */
988#endif /* MBEDTLS_X509_CRT_PARSE_C */
989 uint32_t verify_result;
991#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_CLI_C)
992 unsigned char *ticket;
993 size_t ticket_len;
995#endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_CLI_C */
996
997#if defined(MBEDTLS_SSL_TRUNCATED_HMAC)
999#endif /* MBEDTLS_SSL_TRUNCATED_HMAC */
1000
1001#if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
1003#endif
1004};
1005
1010 /* Group items by size and reorder them to maximize usage of immediate offset access. */
1011
1012 /*
1013 * Numerical settings (char)
1014 */
1015
1016 unsigned char max_major_ver;
1017 unsigned char max_minor_ver;
1018 unsigned char min_major_ver;
1019 unsigned char min_minor_ver;
1021 /*
1022 * Flags (could be bit-fields to save RAM, but separate bytes make
1023 * the code smaller on architectures with an instruction for direct
1024 * byte access).
1025 */
1026
1027 uint8_t endpoint /*bool*/;
1028 uint8_t transport /*bool*/;
1029 uint8_t authmode /*2 bits*/;
1030 /* needed even with renego disabled for LEGACY_BREAK_HANDSHAKE */
1031 uint8_t allow_legacy_renegotiation /*2 bits*/;
1032#if defined(MBEDTLS_ARC4_C)
1033 uint8_t arc4_disabled /*bool*/;
1034#endif
1035#if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
1036 uint8_t mfl_code /*3 bits*/;
1037#endif
1038#if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
1039 uint8_t encrypt_then_mac /*bool*/;
1040#endif
1041#if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET)
1042 uint8_t extended_ms /*bool*/;
1043#endif
1044#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
1045 uint8_t anti_replay /*bool*/;
1046#endif
1047#if defined(MBEDTLS_SSL_CBC_RECORD_SPLITTING)
1048 uint8_t cbc_record_splitting /*bool*/;
1049#endif
1050#if defined(MBEDTLS_SSL_RENEGOTIATION)
1051 uint8_t disable_renegotiation /*bool*/;
1052#endif
1053#if defined(MBEDTLS_SSL_TRUNCATED_HMAC)
1054 uint8_t trunc_hmac /*bool*/;
1055#endif
1056#if defined(MBEDTLS_SSL_SESSION_TICKETS)
1057 uint8_t session_tickets /*bool*/;
1058#endif
1059#if defined(MBEDTLS_SSL_FALLBACK_SCSV) && defined(MBEDTLS_SSL_CLI_C)
1060 uint8_t fallback /*bool*/;
1061#endif
1062#if defined(MBEDTLS_SSL_SRV_C)
1063 uint8_t cert_req_ca_list /*bool*/;
1065#endif
1066#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
1067 uint8_t ignore_unexpected_cid /*bool*/;
1070#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
1071#if defined(MBEDTLS_SSL_DTLS_SRTP)
1072 uint8_t dtls_srtp_mki_support /*bool*/;
1074#endif
1075
1076 /*
1077 * Numerical settings (int or larger)
1078 */
1079
1080 uint32_t read_timeout;
1082#if defined(MBEDTLS_SSL_PROTO_DTLS)
1087#endif
1088
1089#if defined(MBEDTLS_SSL_RENEGOTIATION)
1091 unsigned char renego_period[8];
1093#endif
1094
1095#if defined(MBEDTLS_SSL_DTLS_BADMAC_LIMIT)
1096 unsigned int badmac_limit;
1097#endif
1098
1099#if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_SSL_CLI_C)
1100 unsigned int dhm_min_bitlen;
1101#endif
1102
1103 /*
1104 * Pointers
1105 */
1106
1107 const int *ciphersuite_list[4];
1110 void (*f_dbg)(void *, int, const char *, int, const char *);
1111 void *p_dbg;
1114 int (*f_rng)(void *, unsigned char *, size_t);
1115 void *p_rng;
1120 int (*f_set_cache)(void *, const mbedtls_ssl_session *);
1121 void *p_cache;
1123#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
1125 int (*f_sni)(void *, mbedtls_ssl_context *, const unsigned char *, size_t);
1126 void *p_sni;
1127#endif
1128
1129#if defined(MBEDTLS_X509_CRT_PARSE_C)
1131 int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *);
1132 void *p_vrfy;
1133#endif
1134
1135#if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
1137 int (*f_psk)(void *, mbedtls_ssl_context *, const unsigned char *, size_t);
1138 void *p_psk;
1139#endif
1140
1141#if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY) && defined(MBEDTLS_SSL_SRV_C)
1143 int (*f_cookie_write)(void *, unsigned char **, unsigned char *,
1144 const unsigned char *, size_t);
1146 int (*f_cookie_check)(void *, const unsigned char *, size_t,
1147 const unsigned char *, size_t);
1148 void *p_cookie;
1149#endif
1150
1151#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_SRV_C)
1153 int (*f_ticket_write)(void *, const mbedtls_ssl_session *,
1154 unsigned char *, const unsigned char *, size_t *, uint32_t *);
1156 int (*f_ticket_parse)(void *, mbedtls_ssl_session *, unsigned char *, size_t);
1157 void *p_ticket;
1158#endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_SRV_C */
1159
1160#if defined(MBEDTLS_SSL_EXPORT_KEYS)
1162 int (*f_export_keys)(void *, const unsigned char *,
1163 const unsigned char *, size_t, size_t, size_t);
1166 int (*f_export_keys_ext)(void *, const unsigned char *,
1167 const unsigned char *, size_t, size_t, size_t,
1168 const unsigned char[32], const unsigned char[32],
1171#endif
1172
1173#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
1174 size_t cid_len;
1175#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
1176
1177#if defined(MBEDTLS_X509_CRT_PARSE_C)
1182#if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
1184 void *p_ca_cb;
1185#endif /* MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK */
1186#endif /* MBEDTLS_X509_CRT_PARSE_C */
1187
1188#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
1189#if defined(MBEDTLS_X509_CRT_PARSE_C)
1190 mbedtls_ssl_async_sign_t *f_async_sign_start;
1191 mbedtls_ssl_async_decrypt_t *f_async_decrypt_start;
1192#endif /* MBEDTLS_X509_CRT_PARSE_C */
1193 mbedtls_ssl_async_resume_t *f_async_resume;
1194 mbedtls_ssl_async_cancel_t *f_async_cancel;
1195 void *p_async_config_data;
1196#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
1197
1198#if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
1199 const int *sig_hashes;
1200#endif
1201
1202#if defined(MBEDTLS_ECP_C)
1204#endif
1205
1206#if defined(MBEDTLS_DHM_C)
1209#endif
1210
1211#if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
1212
1213#if defined(MBEDTLS_USE_PSA_CRYPTO)
1214 psa_key_id_t psk_opaque;
1220#endif /* MBEDTLS_USE_PSA_CRYPTO */
1221
1222 unsigned char *psk;
1226 size_t psk_len;
1232 unsigned char *psk_identity;
1243#endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
1244
1245#if defined(MBEDTLS_SSL_ALPN)
1246 const char **alpn_list;
1247#endif
1248
1249#if defined(MBEDTLS_SSL_DTLS_SRTP)
1251 const mbedtls_ssl_srtp_profile *dtls_srtp_profile_list;
1253 size_t dtls_srtp_profile_list_len;
1254#endif /* MBEDTLS_SSL_DTLS_SRTP */
1255};
1256
1260 /*
1261 * Miscellaneous
1262 */
1263 int state;
1264#if defined(MBEDTLS_SSL_RENEGOTIATION)
1269#endif /* MBEDTLS_SSL_RENEGOTIATION */
1270
1274#if defined(MBEDTLS_SSL_DTLS_BADMAC_LIMIT)
1275 unsigned badmac_seen;
1276#endif /* MBEDTLS_SSL_DTLS_BADMAC_LIMIT */
1277
1278#if defined(MBEDTLS_X509_CRT_PARSE_C)
1280 int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *);
1281 void *p_vrfy;
1282#endif
1283
1289 void *p_bio;
1291 /*
1292 * Session layer
1293 */
1302 /*
1303 * Record layer transformations
1304 */
1310 /*
1311 * Timers
1312 */
1313 void *p_timer;
1318 /*
1319 * Record layer (incoming data)
1320 */
1321 unsigned char *in_buf;
1322 unsigned char *in_ctr;
1325 unsigned char *in_hdr;
1326#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
1327 unsigned char *in_cid;
1329#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
1330 unsigned char *in_len;
1331 unsigned char *in_iv;
1332 unsigned char *in_msg;
1333 unsigned char *in_offt;
1336 size_t in_msglen;
1337 size_t in_left;
1338#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
1339 size_t in_buf_len;
1340#endif
1341#if defined(MBEDTLS_SSL_PROTO_DTLS)
1342 uint16_t in_epoch;
1345#endif /* MBEDTLS_SSL_PROTO_DTLS */
1346#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
1347 uint64_t in_window_top;
1348 uint64_t in_window;
1349#endif /* MBEDTLS_SSL_DTLS_ANTI_REPLAY */
1350
1351 size_t in_hslen;
1358#if defined(MBEDTLS_SSL_PROTO_DTLS)
1361#endif /* MBEDTLS_SSL_PROTO_DTLS */
1362
1363 /*
1364 * Record layer (outgoing data)
1365 */
1366 unsigned char *out_buf;
1367 unsigned char *out_ctr;
1368 unsigned char *out_hdr;
1369#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
1370 unsigned char *out_cid;
1372#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
1373 unsigned char *out_len;
1374 unsigned char *out_iv;
1375 unsigned char *out_msg;
1378 size_t out_msglen;
1379 size_t out_left;
1380#if defined(MBEDTLS_SSL_VARIABLE_BUFFER_LENGTH)
1381 size_t out_buf_len;
1382#endif
1383
1384 unsigned char cur_out_ctr[8];
1386#if defined(MBEDTLS_SSL_PROTO_DTLS)
1387 uint16_t mtu;
1388#endif /* MBEDTLS_SSL_PROTO_DTLS */
1389
1390#if defined(MBEDTLS_ZLIB_SUPPORT)
1391 unsigned char *compress_buf;
1392#endif /* MBEDTLS_ZLIB_SUPPORT */
1393#if defined(MBEDTLS_SSL_CBC_RECORD_SPLITTING)
1394 signed char split_done;
1395#endif /* MBEDTLS_SSL_CBC_RECORD_SPLITTING */
1396
1397 /*
1398 * PKI layer
1399 */
1402 /*
1403 * User settings
1404 */
1405#if defined(MBEDTLS_X509_CRT_PARSE_C)
1406 char *hostname;
1408#endif /* MBEDTLS_X509_CRT_PARSE_C */
1409
1410#if defined(MBEDTLS_SSL_ALPN)
1411 const char *alpn_chosen;
1412#endif /* MBEDTLS_SSL_ALPN */
1413
1414#if defined(MBEDTLS_SSL_DTLS_SRTP)
1415 /*
1416 * use_srtp extension
1417 */
1418 mbedtls_dtls_srtp_info dtls_srtp_info;
1419#endif /* MBEDTLS_SSL_DTLS_SRTP */
1420
1421 /*
1422 * Information for DTLS hello verify
1423 */
1424#if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY) && defined(MBEDTLS_SSL_SRV_C)
1425 unsigned char *cli_id;
1426 size_t cli_id_len;
1427#endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY && MBEDTLS_SSL_SRV_C */
1428
1429 /*
1430 * Secure renegotiation
1431 */
1432 /* needed to know when to send extension on server */
1435#if defined(MBEDTLS_SSL_RENEGOTIATION)
1439#endif /* MBEDTLS_SSL_RENEGOTIATION */
1440
1441#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
1442 /* CID configuration to use in subsequent handshakes. */
1443
1448 unsigned char own_cid[MBEDTLS_SSL_CID_IN_LEN_MAX];
1449 uint8_t own_cid_len;
1450 uint8_t negotiate_cid;
1454#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
1455};
1456
1457#if defined(MBEDTLS_SSL_HW_RECORD_ACCEL)
1458
1459#if !defined(MBEDTLS_DEPRECATED_REMOVED)
1460
1461#define MBEDTLS_SSL_CHANNEL_OUTBOUND MBEDTLS_DEPRECATED_NUMERIC_CONSTANT(0)
1462#define MBEDTLS_SSL_CHANNEL_INBOUND MBEDTLS_DEPRECATED_NUMERIC_CONSTANT(1)
1463
1464#if defined(MBEDTLS_DEPRECATED_WARNING)
1465#define MBEDTLS_DEPRECATED __attribute__((deprecated))
1466#else
1467#define MBEDTLS_DEPRECATED
1468#endif /* MBEDTLS_DEPRECATED_WARNING */
1469
1470MBEDTLS_DEPRECATED extern int (*mbedtls_ssl_hw_record_init)(
1472 const unsigned char *key_enc, const unsigned char *key_dec,
1473 size_t keylen,
1474 const unsigned char *iv_enc, const unsigned char *iv_dec,
1475 size_t ivlen,
1476 const unsigned char *mac_enc, const unsigned char *mac_dec,
1477 size_t maclen);
1478MBEDTLS_DEPRECATED extern int (*mbedtls_ssl_hw_record_activate)(
1480 int direction);
1481MBEDTLS_DEPRECATED extern int (*mbedtls_ssl_hw_record_reset)(
1482 mbedtls_ssl_context *ssl);
1483MBEDTLS_DEPRECATED extern int (*mbedtls_ssl_hw_record_write)(
1484 mbedtls_ssl_context *ssl);
1485MBEDTLS_DEPRECATED extern int (*mbedtls_ssl_hw_record_read)(
1486 mbedtls_ssl_context *ssl);
1487MBEDTLS_DEPRECATED extern int (*mbedtls_ssl_hw_record_finish)(
1488 mbedtls_ssl_context *ssl);
1489
1490#undef MBEDTLS_DEPRECATED
1491#endif /* !MBEDTLS_DEPRECATED_REMOVED */
1492
1493#endif /* MBEDTLS_SSL_HW_RECORD_ACCEL */
1494
1503const char *mbedtls_ssl_get_ciphersuite_name(const int ciphersuite_id);
1504
1513int mbedtls_ssl_get_ciphersuite_id(const char *ciphersuite_name);
1514
1523
1549 const mbedtls_ssl_config *conf);
1550
1562
1570
1586
1614
1615#if defined(MBEDTLS_X509_CRT_PARSE_C)
1632 int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *),
1633 void *p_vrfy);
1634#endif /* MBEDTLS_X509_CRT_PARSE_C */
1635
1644 int (*f_rng)(void *, unsigned char *, size_t),
1645 void *p_rng);
1646
1662 void (*f_dbg)(void *, int, const char *, int, const char *),
1663 void *p_dbg);
1664
1696 void *p_bio,
1697 mbedtls_ssl_send_t *f_send,
1698 mbedtls_ssl_recv_t *f_recv,
1699 mbedtls_ssl_recv_timeout_t *f_recv_timeout);
1700
1701#if defined(MBEDTLS_SSL_PROTO_DTLS)
1702
1703#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
1704
1705
1789int mbedtls_ssl_set_cid(mbedtls_ssl_context *ssl,
1790 int enable,
1791 unsigned char const *own_cid,
1792 size_t own_cid_len);
1793
1831int mbedtls_ssl_get_peer_cid(mbedtls_ssl_context *ssl,
1832 int *enabled,
1833 unsigned char peer_cid[MBEDTLS_SSL_CID_OUT_LEN_MAX],
1834 size_t *peer_cid_len);
1835
1836#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
1837
1881#endif /* MBEDTLS_SSL_PROTO_DTLS */
1882
1883#if defined(MBEDTLS_X509_CRT_PARSE_C)
1903 int (*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *),
1904 void *p_vrfy);
1905#endif /* MBEDTLS_X509_CRT_PARSE_C */
1906
1924
1925#if defined(MBEDTLS_SSL_RECORD_CHECKING)
1971 unsigned char *buf,
1972 size_t buflen);
1973#endif /* MBEDTLS_SSL_RECORD_CHECKING */
1974
1996 void *p_timer,
1997 mbedtls_ssl_set_timer_t *f_set_timer,
1998 mbedtls_ssl_get_timer_t *f_get_timer);
1999
2019typedef int mbedtls_ssl_ticket_write_t(void *p_ticket,
2020 const mbedtls_ssl_session *session,
2021 unsigned char *start,
2022 const unsigned char *end,
2023 size_t *tlen,
2024 uint32_t *lifetime);
2025
2026#if defined(MBEDTLS_SSL_EXPORT_KEYS)
2047typedef int mbedtls_ssl_export_keys_t(void *p_expkey,
2048 const unsigned char *ms,
2049 const unsigned char *kb,
2050 size_t maclen,
2051 size_t keylen,
2052 size_t ivlen);
2053
2079typedef int mbedtls_ssl_export_keys_ext_t(void *p_expkey,
2080 const unsigned char *ms,
2081 const unsigned char *kb,
2082 size_t maclen,
2083 size_t keylen,
2084 size_t ivlen,
2085 const unsigned char client_random[32],
2086 const unsigned char server_random[32],
2087 mbedtls_tls_prf_types tls_prf_type);
2088#endif /* MBEDTLS_SSL_EXPORT_KEYS */
2089
2113typedef int mbedtls_ssl_ticket_parse_t(void *p_ticket,
2114 mbedtls_ssl_session *session,
2115 unsigned char *buf,
2116 size_t len);
2117
2118#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_SRV_C)
2134 mbedtls_ssl_ticket_write_t *f_ticket_write,
2135 mbedtls_ssl_ticket_parse_t *f_ticket_parse,
2136 void *p_ticket);
2137#endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_SRV_C */
2138
2139#if defined(MBEDTLS_SSL_EXPORT_KEYS)
2151 mbedtls_ssl_export_keys_t *f_export_keys,
2152 void *p_export_keys);
2153
2167 mbedtls_ssl_export_keys_ext_t *f_export_keys_ext,
2168 void *p_export_keys);
2169#endif /* MBEDTLS_SSL_EXPORT_KEYS */
2170
2171#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
2202void mbedtls_ssl_conf_async_private_cb(mbedtls_ssl_config *conf,
2203 mbedtls_ssl_async_sign_t *f_async_sign,
2204 mbedtls_ssl_async_decrypt_t *f_async_decrypt,
2205 mbedtls_ssl_async_resume_t *f_async_resume,
2206 mbedtls_ssl_async_cancel_t *f_async_cancel,
2207 void *config_data);
2208
2217void *mbedtls_ssl_conf_get_async_config_data(const mbedtls_ssl_config *conf);
2218
2233void *mbedtls_ssl_get_async_operation_data(const mbedtls_ssl_context *ssl);
2234
2246void mbedtls_ssl_set_async_operation_data(mbedtls_ssl_context *ssl,
2247 void *ctx);
2248#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
2249
2264typedef int mbedtls_ssl_cookie_write_t(void *ctx,
2265 unsigned char **p, unsigned char *end,
2266 const unsigned char *info, size_t ilen);
2267
2281typedef int mbedtls_ssl_cookie_check_t(void *ctx,
2282 const unsigned char *cookie, size_t clen,
2283 const unsigned char *info, size_t ilen);
2284
2285#if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY) && defined(MBEDTLS_SSL_SRV_C)
2315 mbedtls_ssl_cookie_write_t *f_cookie_write,
2316 mbedtls_ssl_cookie_check_t *f_cookie_check,
2317 void *p_cookie);
2318
2339 const unsigned char *info,
2340 size_t ilen);
2341
2342#endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY && MBEDTLS_SSL_SRV_C */
2343
2344#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
2361#endif /* MBEDTLS_SSL_DTLS_ANTI_REPLAY */
2362
2363#if defined(MBEDTLS_SSL_DTLS_BADMAC_LIMIT)
2388#endif /* MBEDTLS_SSL_DTLS_BADMAC_LIMIT */
2389
2390#if defined(MBEDTLS_SSL_PROTO_DTLS)
2391
2421 unsigned allow_packing);
2422
2454void mbedtls_ssl_conf_handshake_timeout(mbedtls_ssl_config *conf, uint32_t min, uint32_t max);
2455#endif /* MBEDTLS_SSL_PROTO_DTLS */
2456
2457#if defined(MBEDTLS_SSL_SRV_C)
2496 void *p_cache,
2497 int (*f_get_cache)(void *, mbedtls_ssl_session *),
2498 int (*f_set_cache)(void *, const mbedtls_ssl_session *));
2499#endif /* MBEDTLS_SSL_SRV_C */
2500
2501#if defined(MBEDTLS_SSL_CLI_C)
2517#endif /* MBEDTLS_SSL_CLI_C */
2518
2552 const unsigned char *buf,
2553 size_t len);
2554
2582 unsigned char *buf,
2583 size_t buf_len,
2584 size_t *olen);
2585
2602
2619 const int *ciphersuites);
2620
2621#if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
2622#define MBEDTLS_SSL_UNEXPECTED_CID_IGNORE 0
2623#define MBEDTLS_SSL_UNEXPECTED_CID_FAIL 1
2656int mbedtls_ssl_conf_cid(mbedtls_ssl_config *conf, size_t len,
2657 int ignore_other_cids);
2658#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
2659
2680 const int *ciphersuites,
2681 int major, int minor);
2682
2683#if defined(MBEDTLS_X509_CRT_PARSE_C)
2695 const mbedtls_x509_crt_profile *profile);
2696
2709 mbedtls_x509_crt *ca_chain,
2710 mbedtls_x509_crl *ca_crl);
2711
2712#if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
2764void mbedtls_ssl_conf_ca_cb(mbedtls_ssl_config *conf,
2766 void *p_ca_cb);
2767#endif /* MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK */
2768
2806 mbedtls_x509_crt *own_cert,
2807 mbedtls_pk_context *pk_key);
2808#endif /* MBEDTLS_X509_CRT_PARSE_C */
2809
2810#if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
2843 const unsigned char *psk, size_t psk_len,
2844 const unsigned char *psk_identity, size_t psk_identity_len);
2845
2846#if defined(MBEDTLS_USE_PSA_CRYPTO)
2883int mbedtls_ssl_conf_psk_opaque(mbedtls_ssl_config *conf,
2884 psa_key_id_t psk,
2885 const unsigned char *psk_identity,
2886 size_t psk_identity_len);
2887#endif /* MBEDTLS_USE_PSA_CRYPTO */
2888
2906 const unsigned char *psk, size_t psk_len);
2907
2908#if defined(MBEDTLS_USE_PSA_CRYPTO)
2929int mbedtls_ssl_set_hs_psk_opaque(mbedtls_ssl_context *ssl,
2930 psa_key_id_t psk);
2931#endif /* MBEDTLS_USE_PSA_CRYPTO */
2932
2972 int (*f_psk)(void *, mbedtls_ssl_context *, const unsigned char *,
2973 size_t),
2974 void *p_psk);
2975#endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
2976
2977#if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_SSL_SRV_C)
2978
2979#if !defined(MBEDTLS_DEPRECATED_REMOVED)
2980
2981#if defined(MBEDTLS_DEPRECATED_WARNING)
2982#define MBEDTLS_DEPRECATED __attribute__((deprecated))
2983#else
2984#define MBEDTLS_DEPRECATED
2985#endif
2986
3001 const char *dhm_P,
3002 const char *dhm_G);
3003
3004#endif /* MBEDTLS_DEPRECATED_REMOVED */
3005
3020 const unsigned char *dhm_P, size_t P_len,
3021 const unsigned char *dhm_G, size_t G_len);
3022
3033#endif /* MBEDTLS_DHM_C && defined(MBEDTLS_SSL_SRV_C) */
3034
3035#if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_SSL_CLI_C)
3045 unsigned int bitlen);
3046#endif /* MBEDTLS_DHM_C && MBEDTLS_SSL_CLI_C */
3047
3048#if defined(MBEDTLS_ECP_C)
3079 const mbedtls_ecp_group_id *curves);
3080#endif /* MBEDTLS_ECP_C */
3081
3082#if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
3104 const int *hashes);
3105#endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
3106
3107#if defined(MBEDTLS_X509_CRT_PARSE_C)
3126int mbedtls_ssl_set_hostname(mbedtls_ssl_context *ssl, const char *hostname);
3127#endif /* MBEDTLS_X509_CRT_PARSE_C */
3128
3129#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
3143 mbedtls_x509_crt *own_cert,
3144 mbedtls_pk_context *pk_key);
3145
3158 mbedtls_x509_crt *ca_chain,
3159 mbedtls_x509_crl *ca_crl);
3160
3172 int authmode);
3173
3198 int (*f_sni)(void *, mbedtls_ssl_context *, const unsigned char *,
3199 size_t),
3200 void *p_sni);
3201#endif /* MBEDTLS_SSL_SERVER_NAME_INDICATION */
3202
3203#if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
3221int mbedtls_ssl_set_hs_ecjpake_password(mbedtls_ssl_context *ssl,
3222 const unsigned char *pw,
3223 size_t pw_len);
3224#endif /*MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */
3225
3226#if defined(MBEDTLS_SSL_ALPN)
3240
3251#endif /* MBEDTLS_SSL_ALPN */
3252
3253#if defined(MBEDTLS_SSL_DTLS_SRTP)
3254#if defined(MBEDTLS_DEBUG_C)
3255static inline const char *mbedtls_ssl_get_srtp_profile_as_string(mbedtls_ssl_srtp_profile profile)
3256{
3257 switch (profile) {
3258 case MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_80:
3259 return "MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_80";
3260 case MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_32:
3261 return "MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_32";
3262 case MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_80:
3263 return "MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_80";
3264 case MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_32:
3265 return "MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_32";
3266 default: break;
3267 }
3268 return "";
3269}
3270#endif /* MBEDTLS_DEBUG_C */
3284void mbedtls_ssl_conf_srtp_mki_value_supported(mbedtls_ssl_config *conf,
3285 int support_mki_value);
3286
3306int mbedtls_ssl_conf_dtls_srtp_protection_profiles
3307 (mbedtls_ssl_config *conf,
3308 const mbedtls_ssl_srtp_profile *profiles);
3309
3326int mbedtls_ssl_dtls_srtp_set_mki_value(mbedtls_ssl_context *ssl,
3327 unsigned char *mki_value,
3328 uint16_t mki_len);
3347void mbedtls_ssl_get_dtls_srtp_negotiation_result(const mbedtls_ssl_context *ssl,
3348 mbedtls_dtls_srtp_info *dtls_srtp_info);
3349#endif /* MBEDTLS_SSL_DTLS_SRTP */
3350
3367void mbedtls_ssl_conf_max_version(mbedtls_ssl_config *conf, int major, int minor);
3368
3387void mbedtls_ssl_conf_min_version(mbedtls_ssl_config *conf, int major, int minor);
3388
3389#if defined(MBEDTLS_SSL_FALLBACK_SCSV) && defined(MBEDTLS_SSL_CLI_C)
3410#endif /* MBEDTLS_SSL_FALLBACK_SCSV && MBEDTLS_SSL_CLI_C */
3411
3412#if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
3425#endif /* MBEDTLS_SSL_ENCRYPT_THEN_MAC */
3426
3427#if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET)
3440#endif /* MBEDTLS_SSL_EXTENDED_MASTER_SECRET */
3441
3442#if defined(MBEDTLS_ARC4_C)
3459#endif /* MBEDTLS_ARC4_C */
3460
3461#if defined(MBEDTLS_SSL_SRV_C)
3472 char cert_req_ca_list);
3473#endif /* MBEDTLS_SSL_SRV_C */
3474
3475#if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
3510int mbedtls_ssl_conf_max_frag_len(mbedtls_ssl_config *conf, unsigned char mfl_code);
3511#endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */
3512
3513#if defined(MBEDTLS_SSL_TRUNCATED_HMAC)
3523#endif /* MBEDTLS_SSL_TRUNCATED_HMAC */
3524
3525#if defined(MBEDTLS_SSL_CBC_RECORD_SPLITTING)
3538#endif /* MBEDTLS_SSL_CBC_RECORD_SPLITTING */
3539
3540#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_CLI_C)
3552#endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_CLI_C */
3553
3554#if defined(MBEDTLS_SSL_RENEGOTIATION)
3573#endif /* MBEDTLS_SSL_RENEGOTIATION */
3574
3603
3604#if defined(MBEDTLS_SSL_RENEGOTIATION)
3643
3670 const unsigned char period[8]);
3671#endif /* MBEDTLS_SSL_RENEGOTIATION */
3672
3712
3729
3743
3752
3761
3776
3777#if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
3792
3808
3809#if !defined(MBEDTLS_DEPRECATED_REMOVED)
3810
3811#if defined(MBEDTLS_DEPRECATED_WARNING)
3812#define MBEDTLS_DEPRECATED __attribute__((deprecated))
3813#else
3814#define MBEDTLS_DEPRECATED
3815#endif
3816
3832 const mbedtls_ssl_context *ssl);
3833#endif /* MBEDTLS_DEPRECATED_REMOVED */
3834#endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */
3835
3864
3865#if defined(MBEDTLS_X509_CRT_PARSE_C)
3897#endif /* MBEDTLS_X509_CRT_PARSE_C */
3898
3899#if defined(MBEDTLS_SSL_CLI_C)
3927#endif /* MBEDTLS_SSL_CLI_C */
3928
3984
4006
4007#if defined(MBEDTLS_SSL_RENEGOTIATION)
4032#endif /* MBEDTLS_SSL_RENEGOTIATION */
4033
4111int mbedtls_ssl_read(mbedtls_ssl_context *ssl, unsigned char *buf, size_t len);
4112
4173int mbedtls_ssl_write(mbedtls_ssl_context *ssl, const unsigned char *buf, size_t len);
4174
4192 unsigned char level,
4193 unsigned char message);
4208
4215
4216#if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
4266 unsigned char *buf,
4267 size_t buf_len,
4268 size_t *olen);
4269
4336 const unsigned char *buf,
4337 size_t len);
4338#endif /* MBEDTLS_SSL_CONTEXT_SERIALIZATION */
4339
4351
4368 int endpoint, int transport, int preset);
4369
4376
4383
4394
4411 const unsigned char *secret, size_t slen,
4412 const char *label,
4413 const unsigned char *random, size_t rlen,
4414 unsigned char *dstbuf, size_t dlen);
4415
4416#ifdef __cplusplus
4417}
4418#endif
4419
4420#endif /* ssl.h */
Multi-precision integer library.
#define MBEDTLS_MPI_MAX_SIZE
Definition bignum.h:76
Configuration options (set of defines)
Platform Security Architecture cryptography module.
This file contains Diffie-Hellman-Merkle (DHM) key exchange definitions and functions.
This file contains ECDH definitions and functions.
This file provides an API for Elliptic Curves over GF(P) (ECP).
#define MBEDTLS_ECP_MAX_BYTES
Definition ecp.h:324
mbedtls_ecp_group_id
Definition ecp.h:113
uint32_t psa_key_id_t
int(* mbedtls_x509_crt_ca_cb_t)(void *p_ctx, mbedtls_x509_crt const *child, mbedtls_x509_crt **candidate_cas)
The type of trusted certificate callbacks.
Definition x509_crt.h:732
mbedtls_md_type_t
Supported message digests.
Definition md.h:50
Mbed TLS Platform time abstraction.
time_t mbedtls_time_t
MBEDTLS_DEPRECATED size_t mbedtls_ssl_get_max_frag_len(const mbedtls_ssl_context *ssl)
This function is a deprecated approach to getting the max fragment length. Its an alias for mbedtls_s...
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)
#define MBEDTLS_PSK_MAX_LEN
Definition ssl.h:482
const mbedtls_x509_crt * mbedtls_ssl_get_peer_cert(const mbedtls_ssl_context *ssl)
Return the peer certificate from the current connection.
void mbedtls_ssl_conf_read_timeout(mbedtls_ssl_config *conf, uint32_t timeout)
Set the timeout period for mbedtls_ssl_read() (Default: no timeout.)
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)
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:2019
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)
void mbedtls_ssl_set_mtu(mbedtls_ssl_context *ssl, uint16_t mtu)
Set the Maximum Transport Unit (MTU). Special value: 0 means unset (no limit). This represents the ma...
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.)
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)
#define MBEDTLS_SSL_CID_OUT_LEN_MAX
Definition ssl.h:333
void mbedtls_ssl_conf_legacy_renegotiation(mbedtls_ssl_config *conf, int allow_legacy)
Prevent or allow legacy renegotiation. (Default: MBEDTLS_SSL_LEGACY_NO_RENEGOTIATION)
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).
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)
Configure a pre-shared key (PSK) and identity to be used in PSK-based ciphersuites.
int mbedtls_ssl_session_save(const mbedtls_ssl_session *session, unsigned char *buf, size_t buf_len, size_t *olen)
Save session structure as serialized data in a buffer. On client, this can be used for saving session...
int mbedtls_ssl_session_reset(mbedtls_ssl_context *ssl)
Reset an already initialized SSL context for re-use while retaining application-set variables,...
int mbedtls_ssl_check_record(mbedtls_ssl_context const *ssl, unsigned char *buf, size_t buflen)
Check whether a buffer contains a valid and authentic record that has not been seen before....
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...
struct mbedtls_ssl_transform mbedtls_ssl_transform
Definition ssl.h:678
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)
void mbedtls_ssl_conf_renegotiation_enforced(mbedtls_ssl_config *conf, int max_records)
Enforce renegotiation requests. (Default: enforced, max_records = 16)
void mbedtls_ssl_free(mbedtls_ssl_context *ssl)
Free referenced items in an SSL context and clear memory.
void mbedtls_ssl_conf_transport(mbedtls_ssl_config *conf, int transport)
Set the transport type (TLS or DTLS). Default: TLS.
#define MBEDTLS_SSL_CID_IN_LEN_MAX
Definition ssl.h:329
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.)
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_tls_prf_types
Definition ssl.h:554
@ MBEDTLS_SSL_TLS_PRF_SHA384
Definition ssl.h:558
@ MBEDTLS_SSL_TLS_PRF_SHA256
Definition ssl.h:559
@ MBEDTLS_SSL_TLS_PRF_NONE
Definition ssl.h:555
@ MBEDTLS_SSL_TLS_PRF_TLS1
Definition ssl.h:557
@ MBEDTLS_SSL_TLS_PRF_SSL3
Definition ssl.h:556
int mbedtls_ssl_send_t(void *ctx, const unsigned char *buf, size_t len)
Callback type: send data on the network.
Definition ssl.h:579
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_states
Definition ssl.h:528
@ MBEDTLS_SSL_CERTIFICATE_VERIFY
Definition ssl.h:538
@ MBEDTLS_SSL_HANDSHAKE_OVER
Definition ssl.h:545
@ MBEDTLS_SSL_SERVER_HELLO_DONE
Definition ssl.h:535
@ MBEDTLS_SSL_SERVER_FINISHED
Definition ssl.h:542
@ MBEDTLS_SSL_SERVER_KEY_EXCHANGE
Definition ssl.h:533
@ MBEDTLS_SSL_SERVER_HELLO
Definition ssl.h:531
@ MBEDTLS_SSL_CLIENT_KEY_EXCHANGE
Definition ssl.h:537
@ MBEDTLS_SSL_CLIENT_HELLO
Definition ssl.h:530
@ MBEDTLS_SSL_SERVER_CERTIFICATE
Definition ssl.h:532
@ MBEDTLS_SSL_CERTIFICATE_REQUEST
Definition ssl.h:534
@ MBEDTLS_SSL_SERVER_NEW_SESSION_TICKET
Definition ssl.h:546
@ MBEDTLS_SSL_CLIENT_FINISHED
Definition ssl.h:540
@ MBEDTLS_SSL_SERVER_CHANGE_CIPHER_SPEC
Definition ssl.h:541
@ MBEDTLS_SSL_SERVER_HELLO_VERIFY_REQUEST_SENT
Definition ssl.h:547
@ MBEDTLS_SSL_HANDSHAKE_WRAPUP
Definition ssl.h:544
@ MBEDTLS_SSL_CLIENT_CHANGE_CIPHER_SPEC
Definition ssl.h:539
@ MBEDTLS_SSL_HELLO_REQUEST
Definition ssl.h:529
@ MBEDTLS_SSL_CLIENT_CERTIFICATE
Definition ssl.h:536
@ MBEDTLS_SSL_FLUSH_BUFFERS
Definition ssl.h:543
void mbedtls_ssl_set_verify(mbedtls_ssl_context *ssl, int(*f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *), void *p_vrfy)
Set a connection-specific verification callback (optional).
void mbedtls_ssl_conf_endpoint(mbedtls_ssl_config *conf, int endpoint)
Set the current endpoint type.
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.
size_t mbedtls_ssl_get_input_max_frag_len(const mbedtls_ssl_context *ssl)
Return the maximum fragment length (payload, in bytes) for the input buffer. This is the negotiated m...
int mbedtls_ssl_send_alert_message(mbedtls_ssl_context *ssl, unsigned char level, unsigned char message)
Send an alert message.
const char * mbedtls_ssl_get_version(const mbedtls_ssl_context *ssl)
Return the current SSL version (SSLv3/TLSv1/etc)
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....
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.
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.
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:2113
int mbedtls_ssl_renegotiate(mbedtls_ssl_context *ssl)
Initiate an SSL renegotiation on the running connection. Client: perform the renegotiation right now....
int mbedtls_ssl_handshake(mbedtls_ssl_context *ssl)
Perform the SSL handshake.
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.
struct mbedtls_ssl_sig_hash_set_t mbedtls_ssl_sig_hash_set_t
Definition ssl.h:680
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.
uint32_t mbedtls_ssl_get_verify_result(const mbedtls_ssl_context *ssl)
Return the result of the certificate verification.
int mbedtls_ssl_session_load(mbedtls_ssl_session *session, const unsigned char *buf, size_t len)
Load serialized session data into a session structure. On client, this can be used for loading saved ...
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:2264
void mbedtls_ssl_conf_authmode(mbedtls_ssl_config *conf, int authmode)
Set the certificate verification mode Default: NONE on server, REQUIRED on client.
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.)
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_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...
int mbedtls_ssl_write(mbedtls_ssl_context *ssl, const unsigned char *buf, size_t len)
Try to write exactly 'len' application data bytes.
struct mbedtls_ssl_handshake_params mbedtls_ssl_handshake_params
Definition ssl.h:679
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:655
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....
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:629
void mbedtls_ssl_conf_sig_hashes(mbedtls_ssl_config *conf, const int *hashes)
Set the allowed hashes for signatures during the handshake. (Default: all SHA-2 hashes,...
void mbedtls_ssl_conf_truncated_hmac(mbedtls_ssl_config *conf, int truncate)
Activate negotiation of truncated HMAC (Default: MBEDTLS_SSL_TRUNC_HMAC_DISABLED)
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.)
void mbedtls_ssl_config_free(mbedtls_ssl_config *conf)
Free an SSL configuration context.
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.
void mbedtls_ssl_session_init(mbedtls_ssl_session *session)
Initialize SSL session structure.
#define MBEDTLS_SSL_VERIFY_DATA_MAX_LEN
Definition ssl.h:352
int mbedtls_ssl_context_load(mbedtls_ssl_context *ssl, const unsigned char *buf, size_t len)
Load serialized connection data to an SSL context.
void mbedtls_ssl_set_hs_authmode(mbedtls_ssl_context *ssl, int authmode)
Set authmode for the current handshake.
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.
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()
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.
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.
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:2047
const char * mbedtls_ssl_get_ciphersuite(const mbedtls_ssl_context *ssl)
Return the name of the current ciphersuite.
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...
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...
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....
int mbedtls_ssl_get_ciphersuite_id(const char *ciphersuite_name)
Return the ID of the ciphersuite associated with the given name.
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...
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....
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:2281
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....
void mbedtls_ssl_conf_arc4_support(mbedtls_ssl_config *conf, char arc4)
Disable or enable support for RC4 (Default: MBEDTLS_SSL_ARC4_DISABLED)
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.
int mbedtls_ssl_config_defaults(mbedtls_ssl_config *conf, int endpoint, int transport, int preset)
Load reasonable default SSL configuration values. (You need to call mbedtls_ssl_config_init() first....
int mbedtls_ssl_read(mbedtls_ssl_context *ssl, unsigned char *buf, size_t len)
Read at most 'len' application data bytes.
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....
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...
#define MBEDTLS_DEPRECATED
Definition ssl.h:2984
int mbedtls_ssl_handshake_step(mbedtls_ssl_context *ssl)
Perform a single step of the SSL handshake.
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...
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.
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.)
const char * mbedtls_ssl_get_ciphersuite_name(const int ciphersuite_id)
Return the name of the ciphersuite associated with the given ID.
int mbedtls_ssl_export_keys_ext_t(void *p_expkey, const unsigned char *ms, const unsigned char *kb, size_t maclen, size_t keylen, size_t ivlen, const unsigned char client_random[32], const unsigned char server_random[32], mbedtls_tls_prf_types tls_prf_type)
Callback type: Export key block, master secret, handshake randbytes and the tls_prf function used to ...
Definition ssl.h:2079
void mbedtls_ssl_config_init(mbedtls_ssl_config *conf)
Initialize an SSL configuration context Just makes the context ready for mbedtls_ssl_config_defaults(...
const mbedtls_ssl_session * mbedtls_ssl_get_session_pointer(const mbedtls_ssl_context *ssl)
Get a pointer to the current session structure, for example to serialize it.
void mbedtls_ssl_conf_fallback(mbedtls_ssl_config *conf, char fallback)
Set the fallback flag (client-side only). (Default: MBEDTLS_SSL_IS_NOT_FALLBACK).
int mbedtls_ssl_context_save(mbedtls_ssl_context *ssl, unsigned char *buf, size_t buf_len, size_t *olen)
Save an active connection as serialized data in a buffer. This allows the freeing or re-using of the ...
int mbedtls_ssl_tls_prf(const mbedtls_tls_prf_types prf, const unsigned char *secret, size_t slen, const char *label, const unsigned char *random, size_t rlen, unsigned char *dstbuf, size_t dlen)
TLS-PRF function for key derivation.
struct mbedtls_ssl_flight_item mbedtls_ssl_flight_item
Definition ssl.h:685
size_t mbedtls_ssl_get_output_max_frag_len(const mbedtls_ssl_context *ssl)
Return the maximum fragment length (payload, in bytes) for the output buffer. For the client,...
int mbedtls_ssl_recv_t(void *ctx, unsigned char *buf, size_t len)
Callback type: receive data from the network.
Definition ssl.h:603
void mbedtls_ssl_session_free(mbedtls_ssl_session *session)
Free referenced items in an SSL session including the peer certificate and clear memory.
int mbedtls_ssl_close_notify(mbedtls_ssl_context *ssl)
Notify the peer that the connection is being closed.
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...
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...
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.
void mbedtls_ssl_conf_export_keys_ext_cb(mbedtls_ssl_config *conf, mbedtls_ssl_export_keys_ext_t *f_export_keys_ext, void *p_export_keys)
Configure extended key export callback. (Default: none.)
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...
int mbedtls_ssl_get_timer_t(void *ctx)
Callback type: get status of timers/delays.
Definition ssl.h:670
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 in order of decreasing si...
int mbedtls_ssl_conf_alpn_protocols(mbedtls_ssl_config *conf, const char **protos)
Set the supported Application Layer Protocols.
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)
struct mbedtls_ssl_key_cert mbedtls_ssl_key_cert
Definition ssl.h:682
int mbedtls_ssl_setup(mbedtls_ssl_context *ssl, const mbedtls_ssl_config *conf)
Set up an SSL context for use.
void mbedtls_ssl_conf_encrypt_then_mac(mbedtls_ssl_config *conf, char etm)
Enable or disable Encrypt-then-MAC (Default: MBEDTLS_SSL_ETM_ENABLED)
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...
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).
SSL Ciphersuites for Mbed TLS.
The DHM context structure.
Definition dhm.h:99
MPI structure.
Definition bignum.h:196
Public key container.
Definition pk.h:185
int(* f_sni)(void *, mbedtls_ssl_context *, const unsigned char *, size_t)
Definition ssl.h:1125
uint8_t cbc_record_splitting
Definition ssl.h:1048
uint8_t anti_replay
Definition ssl.h:1045
int(* f_cookie_check)(void *, const unsigned char *, size_t, const unsigned char *, size_t)
Definition ssl.h:1146
size_t psk_identity_len
Definition ssl.h:1237
void * p_ticket
Definition ssl.h:1157
int renego_max_records
Definition ssl.h:1090
unsigned char max_major_ver
Definition ssl.h:1016
const int * ciphersuite_list[4]
Definition ssl.h:1107
uint8_t arc4_disabled
Definition ssl.h:1033
void * p_cookie
Definition ssl.h:1148
int(* f_set_cache)(void *, const mbedtls_ssl_session *)
Definition ssl.h:1120
uint32_t hs_timeout_min
Definition ssl.h:1083
mbedtls_x509_crl * ca_crl
Definition ssl.h:1181
uint8_t encrypt_then_mac
Definition ssl.h:1039
int(* f_cookie_write)(void *, unsigned char **, unsigned char *, const unsigned char *, size_t)
Definition ssl.h:1143
const mbedtls_ecp_group_id * curve_list
Definition ssl.h:1203
unsigned char * psk_identity
Definition ssl.h:1232
mbedtls_x509_crt * ca_chain
Definition ssl.h:1180
int(* f_ticket_write)(void *, const mbedtls_ssl_session *, unsigned char *, const unsigned char *, size_t *, uint32_t *)
Definition ssl.h:1153
unsigned char max_minor_ver
Definition ssl.h:1017
void * p_export_keys
Definition ssl.h:1170
unsigned char min_minor_ver
Definition ssl.h:1019
unsigned char * psk
Definition ssl.h:1222
const mbedtls_x509_crt_profile * cert_profile
Definition ssl.h:1178
const int * sig_hashes
Definition ssl.h:1199
uint32_t read_timeout
Definition ssl.h:1080
uint8_t trunc_hmac
Definition ssl.h:1054
uint8_t fallback
Definition ssl.h:1060
int(* f_rng)(void *, unsigned char *, size_t)
Definition ssl.h:1114
int(* f_get_cache)(void *, mbedtls_ssl_session *)
Definition ssl.h:1118
uint8_t transport
Definition ssl.h:1028
int(* f_ticket_parse)(void *, mbedtls_ssl_session *, unsigned char *, size_t)
Definition ssl.h:1156
void(* f_dbg)(void *, int, const char *, int, const char *)
Definition ssl.h:1110
unsigned char renego_period[8]
Definition ssl.h:1091
uint8_t extended_ms
Definition ssl.h:1042
unsigned int badmac_limit
Definition ssl.h:1096
int(* f_export_keys_ext)(void *, const unsigned char *, const unsigned char *, size_t, size_t, size_t, const unsigned char[32], const unsigned char[32], mbedtls_tls_prf_types)
Definition ssl.h:1166
int(* f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *)
Definition ssl.h:1131
unsigned int dhm_min_bitlen
Definition ssl.h:1100
const char ** alpn_list
Definition ssl.h:1246
int(* f_export_keys)(void *, const unsigned char *, const unsigned char *, size_t, size_t, size_t)
Definition ssl.h:1162
void * p_vrfy
Definition ssl.h:1132
void * p_cache
Definition ssl.h:1121
size_t psk_len
Definition ssl.h:1226
uint8_t session_tickets
Definition ssl.h:1057
uint8_t mfl_code
Definition ssl.h:1036
unsigned char min_major_ver
Definition ssl.h:1018
uint8_t cert_req_ca_list
Definition ssl.h:1063
uint8_t allow_legacy_renegotiation
Definition ssl.h:1031
mbedtls_mpi dhm_G
Definition ssl.h:1208
uint32_t hs_timeout_max
Definition ssl.h:1085
mbedtls_mpi dhm_P
Definition ssl.h:1207
uint8_t endpoint
Definition ssl.h:1027
uint8_t disable_renegotiation
Definition ssl.h:1051
uint8_t authmode
Definition ssl.h:1029
mbedtls_ssl_key_cert * key_cert
Definition ssl.h:1179
int(* f_psk)(void *, mbedtls_ssl_context *, const unsigned char *, size_t)
Definition ssl.h:1137
unsigned char * out_hdr
Definition ssl.h:1368
size_t verify_data_len
Definition ssl.h:1436
mbedtls_ssl_transform * transform_out
Definition ssl.h:1306
uint64_t in_window
Definition ssl.h:1348
signed char split_done
Definition ssl.h:1394
uint8_t disable_datagram_packing
Definition ssl.h:1359
mbedtls_ssl_session * session_in
Definition ssl.h:1294
mbedtls_ssl_set_timer_t * f_set_timer
Definition ssl.h:1315
unsigned char * cli_id
Definition ssl.h:1425
size_t cli_id_len
Definition ssl.h:1426
mbedtls_ssl_session * session
Definition ssl.h:1296
char * hostname
Definition ssl.h:1406
unsigned char cur_out_ctr[8]
Definition ssl.h:1384
unsigned char * out_len
Definition ssl.h:1373
mbedtls_ssl_get_timer_t * f_get_timer
Definition ssl.h:1316
mbedtls_ssl_transform * transform
Definition ssl.h:1307
char own_verify_data[MBEDTLS_SSL_VERIFY_DATA_MAX_LEN]
Definition ssl.h:1437
mbedtls_ssl_send_t * f_send
Definition ssl.h:1284
unsigned char * out_msg
Definition ssl.h:1375
int(* f_vrfy)(void *, mbedtls_x509_crt *, int, uint32_t *)
Definition ssl.h:1280
mbedtls_ssl_session * session_negotiate
Definition ssl.h:1297
char peer_verify_data[MBEDTLS_SSL_VERIFY_DATA_MAX_LEN]
Definition ssl.h:1438
unsigned char * in_iv
Definition ssl.h:1331
unsigned char * out_buf
Definition ssl.h:1366
unsigned char * in_buf
Definition ssl.h:1321
const char * alpn_chosen
Definition ssl.h:1411
size_t out_left
Definition ssl.h:1379
size_t in_hslen
Definition ssl.h:1351
mbedtls_ssl_session * session_out
Definition ssl.h:1295
size_t next_record_offset
Definition ssl.h:1343
uint64_t in_window_top
Definition ssl.h:1347
unsigned char * in_msg
Definition ssl.h:1332
size_t out_msglen
Definition ssl.h:1378
mbedtls_ssl_recv_t * f_recv
Definition ssl.h:1285
int renego_records_seen
Definition ssl.h:1266
unsigned char * out_ctr
Definition ssl.h:1367
unsigned char * out_iv
Definition ssl.h:1374
unsigned char * in_ctr
Definition ssl.h:1322
mbedtls_ssl_recv_timeout_t * f_recv_timeout
Definition ssl.h:1286
unsigned char * in_hdr
Definition ssl.h:1325
mbedtls_ssl_transform * transform_in
Definition ssl.h:1305
mbedtls_ssl_handshake_params * handshake
Definition ssl.h:1299
int secure_renegotiation
Definition ssl.h:1433
mbedtls_ssl_transform * transform_negotiate
Definition ssl.h:1308
unsigned badmac_seen
Definition ssl.h:1275
size_t in_msglen
Definition ssl.h:1336
uint16_t in_epoch
Definition ssl.h:1342
unsigned char * in_offt
Definition ssl.h:1333
unsigned char * in_len
Definition ssl.h:1330
uint16_t mtu
Definition ssl.h:1387
const mbedtls_ssl_config * conf
Definition ssl.h:1258
int keep_current_message
Definition ssl.h:1355
uint32_t ticket_lifetime
Definition ssl.h:994
mbedtls_x509_crt * peer_cert
Definition ssl.h:980
size_t ticket_len
Definition ssl.h:993
uint32_t verify_result
Definition ssl.h:989
mbedtls_time_t start
Definition ssl.h:970
unsigned char mfl_code
Definition ssl.h:966
size_t id_len
Definition ssl.h:974
unsigned char * ticket
Definition ssl.h:992
unsigned char master[48]
Definition ssl.h:976
unsigned char _pms_ecdhe_psk[4+MBEDTLS_ECP_MAX_BYTES+MBEDTLS_PSK_MAX_LEN]
Definition ssl.h:512
unsigned char _pms_dhm[MBEDTLS_MPI_MAX_SIZE]
Definition ssl.h:492
unsigned char _pms_psk[4+2 *MBEDTLS_PSK_MAX_LEN]
Definition ssl.h:501
unsigned char _pms_rsa_psk[52+MBEDTLS_PSK_MAX_LEN]
Definition ssl.h:508
unsigned char dummy
Definition ssl.h:487
unsigned char _pms_rsa[48]
Definition ssl.h:489
unsigned char _pms_dhe_psk[4+MBEDTLS_MPI_MAX_SIZE+MBEDTLS_PSK_MAX_LEN]
Definition ssl.h:505
unsigned char _pms_ecdh[MBEDTLS_ECP_MAX_BYTES]
Definition ssl.h:498
X.509 certificate revocation list parsing.
X.509 certificate parsing and writing.