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TLS Cipher Suite 0xC102 Support
[thirdparty/openssl.git] / include / openssl / ssl.h
1 /*
2 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
3 * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
4 * Copyright 2005 Nokia. All rights reserved.
5 *
6 * Licensed under the Apache License 2.0 (the "License"). You may not use
7 * this file except in compliance with the License. You can obtain a copy
8 * in the file LICENSE in the source distribution or at
9 * https://www.openssl.org/source/license.html
10 */
11
12 #ifndef OPENSSL_SSL_H
13 # define OPENSSL_SSL_H
14 # pragma once
15
16 # include <openssl/macros.h>
17 # ifndef OPENSSL_NO_DEPRECATED_3_0
18 # define HEADER_SSL_H
19 # endif
20
21 # include <openssl/e_os2.h>
22 # include <openssl/opensslconf.h>
23 # include <openssl/comp.h>
24 # include <openssl/bio.h>
25 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
26 # include <openssl/x509.h>
27 # include <openssl/crypto.h>
28 # include <openssl/buffer.h>
29 # endif
30 # include <openssl/lhash.h>
31 # include <openssl/pem.h>
32 # include <openssl/hmac.h>
33 # include <openssl/async.h>
34
35 # include <openssl/safestack.h>
36 # include <openssl/symhacks.h>
37 # include <openssl/ct.h>
38 # include <openssl/sslerr.h>
39
40 #ifdef __cplusplus
41 extern "C" {
42 #endif
43
44 /* OpenSSL version number for ASN.1 encoding of the session information */
45 /*-
46 * Version 0 - initial version
47 * Version 1 - added the optional peer certificate
48 */
49 # define SSL_SESSION_ASN1_VERSION 0x0001
50
51 # define SSL_MAX_SSL_SESSION_ID_LENGTH 32
52 # define SSL_MAX_SID_CTX_LENGTH 32
53
54 # define SSL_MIN_RSA_MODULUS_LENGTH_IN_BYTES (512/8)
55 # define SSL_MAX_KEY_ARG_LENGTH 8
56 # define SSL_MAX_MASTER_KEY_LENGTH 48
57
58 /* The maximum number of encrypt/decrypt pipelines we can support */
59 # define SSL_MAX_PIPELINES 32
60
61 /* text strings for the ciphers */
62
63 /* These are used to specify which ciphers to use and not to use */
64
65 # define SSL_TXT_LOW "LOW"
66 # define SSL_TXT_MEDIUM "MEDIUM"
67 # define SSL_TXT_HIGH "HIGH"
68 # define SSL_TXT_FIPS "FIPS"
69
70 # define SSL_TXT_aNULL "aNULL"
71 # define SSL_TXT_eNULL "eNULL"
72 # define SSL_TXT_NULL "NULL"
73
74 # define SSL_TXT_kRSA "kRSA"
75 # define SSL_TXT_kDHr "kDHr"/* this cipher class has been removed */
76 # define SSL_TXT_kDHd "kDHd"/* this cipher class has been removed */
77 # define SSL_TXT_kDH "kDH"/* this cipher class has been removed */
78 # define SSL_TXT_kEDH "kEDH"/* alias for kDHE */
79 # define SSL_TXT_kDHE "kDHE"
80 # define SSL_TXT_kECDHr "kECDHr"/* this cipher class has been removed */
81 # define SSL_TXT_kECDHe "kECDHe"/* this cipher class has been removed */
82 # define SSL_TXT_kECDH "kECDH"/* this cipher class has been removed */
83 # define SSL_TXT_kEECDH "kEECDH"/* alias for kECDHE */
84 # define SSL_TXT_kECDHE "kECDHE"
85 # define SSL_TXT_kPSK "kPSK"
86 # define SSL_TXT_kRSAPSK "kRSAPSK"
87 # define SSL_TXT_kECDHEPSK "kECDHEPSK"
88 # define SSL_TXT_kDHEPSK "kDHEPSK"
89 # define SSL_TXT_kGOST "kGOST"
90 # define SSL_TXT_kSRP "kSRP"
91
92 # define SSL_TXT_aRSA "aRSA"
93 # define SSL_TXT_aDSS "aDSS"
94 # define SSL_TXT_aDH "aDH"/* this cipher class has been removed */
95 # define SSL_TXT_aECDH "aECDH"/* this cipher class has been removed */
96 # define SSL_TXT_aECDSA "aECDSA"
97 # define SSL_TXT_aPSK "aPSK"
98 # define SSL_TXT_aGOST94 "aGOST94"
99 # define SSL_TXT_aGOST01 "aGOST01"
100 # define SSL_TXT_aGOST12 "aGOST12"
101 # define SSL_TXT_aGOST "aGOST"
102 # define SSL_TXT_aSRP "aSRP"
103
104 # define SSL_TXT_DSS "DSS"
105 # define SSL_TXT_DH "DH"
106 # define SSL_TXT_DHE "DHE"/* same as "kDHE:-ADH" */
107 # define SSL_TXT_EDH "EDH"/* alias for DHE */
108 # define SSL_TXT_ADH "ADH"
109 # define SSL_TXT_RSA "RSA"
110 # define SSL_TXT_ECDH "ECDH"
111 # define SSL_TXT_EECDH "EECDH"/* alias for ECDHE" */
112 # define SSL_TXT_ECDHE "ECDHE"/* same as "kECDHE:-AECDH" */
113 # define SSL_TXT_AECDH "AECDH"
114 # define SSL_TXT_ECDSA "ECDSA"
115 # define SSL_TXT_PSK "PSK"
116 # define SSL_TXT_SRP "SRP"
117
118 # define SSL_TXT_DES "DES"
119 # define SSL_TXT_3DES "3DES"
120 # define SSL_TXT_RC4 "RC4"
121 # define SSL_TXT_RC2 "RC2"
122 # define SSL_TXT_IDEA "IDEA"
123 # define SSL_TXT_SEED "SEED"
124 # define SSL_TXT_AES128 "AES128"
125 # define SSL_TXT_AES256 "AES256"
126 # define SSL_TXT_AES "AES"
127 # define SSL_TXT_AES_GCM "AESGCM"
128 # define SSL_TXT_AES_CCM "AESCCM"
129 # define SSL_TXT_AES_CCM_8 "AESCCM8"
130 # define SSL_TXT_CAMELLIA128 "CAMELLIA128"
131 # define SSL_TXT_CAMELLIA256 "CAMELLIA256"
132 # define SSL_TXT_CAMELLIA "CAMELLIA"
133 # define SSL_TXT_CHACHA20 "CHACHA20"
134 # define SSL_TXT_GOST "GOST89"
135 # define SSL_TXT_ARIA "ARIA"
136 # define SSL_TXT_ARIA_GCM "ARIAGCM"
137 # define SSL_TXT_ARIA128 "ARIA128"
138 # define SSL_TXT_ARIA256 "ARIA256"
139 # define SSL_TXT_GOST2012_GOST8912_GOST8912 "GOST2012-GOST8912-GOST8912"
140
141 # define SSL_TXT_MD5 "MD5"
142 # define SSL_TXT_SHA1 "SHA1"
143 # define SSL_TXT_SHA "SHA"/* same as "SHA1" */
144 # define SSL_TXT_GOST94 "GOST94"
145 # define SSL_TXT_GOST89MAC "GOST89MAC"
146 # define SSL_TXT_GOST12 "GOST12"
147 # define SSL_TXT_GOST89MAC12 "GOST89MAC12"
148 # define SSL_TXT_SHA256 "SHA256"
149 # define SSL_TXT_SHA384 "SHA384"
150
151 # define SSL_TXT_SSLV3 "SSLv3"
152 # define SSL_TXT_TLSV1 "TLSv1"
153 # define SSL_TXT_TLSV1_1 "TLSv1.1"
154 # define SSL_TXT_TLSV1_2 "TLSv1.2"
155
156 # define SSL_TXT_ALL "ALL"
157
158 /*-
159 * COMPLEMENTOF* definitions. These identifiers are used to (de-select)
160 * ciphers normally not being used.
161 * Example: "RC4" will activate all ciphers using RC4 including ciphers
162 * without authentication, which would normally disabled by DEFAULT (due
163 * the "!ADH" being part of default). Therefore "RC4:!COMPLEMENTOFDEFAULT"
164 * will make sure that it is also disabled in the specific selection.
165 * COMPLEMENTOF* identifiers are portable between version, as adjustments
166 * to the default cipher setup will also be included here.
167 *
168 * COMPLEMENTOFDEFAULT does not experience the same special treatment that
169 * DEFAULT gets, as only selection is being done and no sorting as needed
170 * for DEFAULT.
171 */
172 # define SSL_TXT_CMPALL "COMPLEMENTOFALL"
173 # define SSL_TXT_CMPDEF "COMPLEMENTOFDEFAULT"
174
175 /*
176 * The following cipher list is used by default. It also is substituted when
177 * an application-defined cipher list string starts with 'DEFAULT'.
178 * This applies to ciphersuites for TLSv1.2 and below.
179 * DEPRECATED IN 3.0.0, in favor of OSSL_default_cipher_list()
180 * Update both macro and function simultaneously
181 */
182 # ifndef OPENSSL_NO_DEPRECATED_3_0
183 # define SSL_DEFAULT_CIPHER_LIST "ALL:!COMPLEMENTOFDEFAULT:!eNULL"
184 /*
185 * This is the default set of TLSv1.3 ciphersuites
186 * DEPRECATED IN 3.0.0, in favor of OSSL_default_ciphersuites()
187 * Update both macro and function simultaneously
188 */
189 # if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
190 # define TLS_DEFAULT_CIPHERSUITES "TLS_AES_256_GCM_SHA384:" \
191 "TLS_CHACHA20_POLY1305_SHA256:" \
192 "TLS_AES_128_GCM_SHA256"
193 # else
194 # define TLS_DEFAULT_CIPHERSUITES "TLS_AES_256_GCM_SHA384:" \
195 "TLS_AES_128_GCM_SHA256"
196 # endif
197 # endif
198 /*
199 * As of OpenSSL 1.0.0, ssl_create_cipher_list() in ssl/ssl_ciph.c always
200 * starts with a reasonable order, and all we have to do for DEFAULT is
201 * throwing out anonymous and unencrypted ciphersuites! (The latter are not
202 * actually enabled by ALL, but "ALL:RSA" would enable some of them.)
203 */
204
205 /* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
206 # define SSL_SENT_SHUTDOWN 1
207 # define SSL_RECEIVED_SHUTDOWN 2
208
209 #ifdef __cplusplus
210 }
211 #endif
212
213 #ifdef __cplusplus
214 extern "C" {
215 #endif
216
217 # define SSL_FILETYPE_ASN1 X509_FILETYPE_ASN1
218 # define SSL_FILETYPE_PEM X509_FILETYPE_PEM
219
220 /*
221 * This is needed to stop compilers complaining about the 'struct ssl_st *'
222 * function parameters used to prototype callbacks in SSL_CTX.
223 */
224 typedef struct ssl_st *ssl_crock_st;
225 typedef struct tls_session_ticket_ext_st TLS_SESSION_TICKET_EXT;
226 typedef struct ssl_method_st SSL_METHOD;
227 typedef struct ssl_cipher_st SSL_CIPHER;
228 typedef struct ssl_session_st SSL_SESSION;
229 typedef struct tls_sigalgs_st TLS_SIGALGS;
230 typedef struct ssl_conf_ctx_st SSL_CONF_CTX;
231 typedef struct ssl_comp_st SSL_COMP;
232
233 STACK_OF(SSL_CIPHER);
234 STACK_OF(SSL_COMP);
235
236 /* SRTP protection profiles for use with the use_srtp extension (RFC 5764)*/
237 typedef struct srtp_protection_profile_st {
238 const char *name;
239 unsigned long id;
240 } SRTP_PROTECTION_PROFILE;
241
242 DEFINE_STACK_OF(SRTP_PROTECTION_PROFILE)
243
244 typedef int (*tls_session_ticket_ext_cb_fn)(SSL *s, const unsigned char *data,
245 int len, void *arg);
246 typedef int (*tls_session_secret_cb_fn)(SSL *s, void *secret, int *secret_len,
247 STACK_OF(SSL_CIPHER) *peer_ciphers,
248 const SSL_CIPHER **cipher, void *arg);
249
250 /* Extension context codes */
251 /* This extension is only allowed in TLS */
252 #define SSL_EXT_TLS_ONLY 0x0001
253 /* This extension is only allowed in DTLS */
254 #define SSL_EXT_DTLS_ONLY 0x0002
255 /* Some extensions may be allowed in DTLS but we don't implement them for it */
256 #define SSL_EXT_TLS_IMPLEMENTATION_ONLY 0x0004
257 /* Most extensions are not defined for SSLv3 but EXT_TYPE_renegotiate is */
258 #define SSL_EXT_SSL3_ALLOWED 0x0008
259 /* Extension is only defined for TLS1.2 and below */
260 #define SSL_EXT_TLS1_2_AND_BELOW_ONLY 0x0010
261 /* Extension is only defined for TLS1.3 and above */
262 #define SSL_EXT_TLS1_3_ONLY 0x0020
263 /* Ignore this extension during parsing if we are resuming */
264 #define SSL_EXT_IGNORE_ON_RESUMPTION 0x0040
265 #define SSL_EXT_CLIENT_HELLO 0x0080
266 /* Really means TLS1.2 or below */
267 #define SSL_EXT_TLS1_2_SERVER_HELLO 0x0100
268 #define SSL_EXT_TLS1_3_SERVER_HELLO 0x0200
269 #define SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS 0x0400
270 #define SSL_EXT_TLS1_3_HELLO_RETRY_REQUEST 0x0800
271 #define SSL_EXT_TLS1_3_CERTIFICATE 0x1000
272 #define SSL_EXT_TLS1_3_NEW_SESSION_TICKET 0x2000
273 #define SSL_EXT_TLS1_3_CERTIFICATE_REQUEST 0x4000
274
275 /* Typedefs for handling custom extensions */
276
277 typedef int (*custom_ext_add_cb)(SSL *s, unsigned int ext_type,
278 const unsigned char **out, size_t *outlen,
279 int *al, void *add_arg);
280
281 typedef void (*custom_ext_free_cb)(SSL *s, unsigned int ext_type,
282 const unsigned char *out, void *add_arg);
283
284 typedef int (*custom_ext_parse_cb)(SSL *s, unsigned int ext_type,
285 const unsigned char *in, size_t inlen,
286 int *al, void *parse_arg);
287
288
289 typedef int (*SSL_custom_ext_add_cb_ex)(SSL *s, unsigned int ext_type,
290 unsigned int context,
291 const unsigned char **out,
292 size_t *outlen, X509 *x,
293 size_t chainidx,
294 int *al, void *add_arg);
295
296 typedef void (*SSL_custom_ext_free_cb_ex)(SSL *s, unsigned int ext_type,
297 unsigned int context,
298 const unsigned char *out,
299 void *add_arg);
300
301 typedef int (*SSL_custom_ext_parse_cb_ex)(SSL *s, unsigned int ext_type,
302 unsigned int context,
303 const unsigned char *in,
304 size_t inlen, X509 *x,
305 size_t chainidx,
306 int *al, void *parse_arg);
307
308 /* Typedef for verification callback */
309 typedef int (*SSL_verify_cb)(int preverify_ok, X509_STORE_CTX *x509_ctx);
310
311 /* Typedef for SSL async callback */
312 typedef int (*SSL_async_callback_fn)(SSL *s, void *arg);
313
314 /*
315 * Some values are reserved until OpenSSL 3.0.0 because they were previously
316 * included in SSL_OP_ALL in a 1.1.x release.
317 */
318
319 /* Disable Extended master secret */
320 # define SSL_OP_NO_EXTENDED_MASTER_SECRET 0x00000001U
321
322 /* Reserved value (until OpenSSL 3.0.0) 0x00000002U */
323
324 /* Allow initial connection to servers that don't support RI */
325 # define SSL_OP_LEGACY_SERVER_CONNECT 0x00000004U
326
327 /* Reserved value (until OpenSSL 3.0.0) 0x00000008U */
328 # define SSL_OP_TLSEXT_PADDING 0x00000010U
329 /* Reserved value (until OpenSSL 3.0.0) 0x00000020U */
330 # define SSL_OP_SAFARI_ECDHE_ECDSA_BUG 0x00000040U
331 /*
332 * Reserved value (until OpenSSL 3.0.0) 0x00000080U
333 * Reserved value (until OpenSSL 3.0.0) 0x00000100U
334 * Reserved value (until OpenSSL 3.0.0) 0x00000200U
335 */
336
337 /* In TLSv1.3 allow a non-(ec)dhe based kex_mode */
338 # define SSL_OP_ALLOW_NO_DHE_KEX 0x00000400U
339
340 /*
341 * Disable SSL 3.0/TLS 1.0 CBC vulnerability workaround that was added in
342 * OpenSSL 0.9.6d. Usually (depending on the application protocol) the
343 * workaround is not needed. Unfortunately some broken SSL/TLS
344 * implementations cannot handle it at all, which is why we include it in
345 * SSL_OP_ALL. Added in 0.9.6e
346 */
347 # define SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS 0x00000800U
348
349 /* DTLS options */
350 # define SSL_OP_NO_QUERY_MTU 0x00001000U
351 /* Turn on Cookie Exchange (on relevant for servers) */
352 # define SSL_OP_COOKIE_EXCHANGE 0x00002000U
353 /* Don't use RFC4507 ticket extension */
354 # define SSL_OP_NO_TICKET 0x00004000U
355 # ifndef OPENSSL_NO_DTLS1_METHOD
356 /* Use Cisco's "speshul" version of DTLS_BAD_VER
357 * (only with deprecated DTLSv1_client_method()) */
358 # define SSL_OP_CISCO_ANYCONNECT 0x00008000U
359 # endif
360
361 /* As server, disallow session resumption on renegotiation */
362 # define SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION 0x00010000U
363 /* Don't use compression even if supported */
364 # define SSL_OP_NO_COMPRESSION 0x00020000U
365 /* Permit unsafe legacy renegotiation */
366 # define SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION 0x00040000U
367 /* Disable encrypt-then-mac */
368 # define SSL_OP_NO_ENCRYPT_THEN_MAC 0x00080000U
369
370 /*
371 * Enable TLSv1.3 Compatibility mode. This is on by default. A future version
372 * of OpenSSL may have this disabled by default.
373 */
374 # define SSL_OP_ENABLE_MIDDLEBOX_COMPAT 0x00100000U
375
376 /* Prioritize Chacha20Poly1305 when client does.
377 * Modifies SSL_OP_CIPHER_SERVER_PREFERENCE */
378 # define SSL_OP_PRIORITIZE_CHACHA 0x00200000U
379
380 /*
381 * Set on servers to choose the cipher according to the server's preferences
382 */
383 # define SSL_OP_CIPHER_SERVER_PREFERENCE 0x00400000U
384 /*
385 * If set, a server will allow a client to issue a SSLv3.0 version number as
386 * latest version supported in the premaster secret, even when TLSv1.0
387 * (version 3.1) was announced in the client hello. Normally this is
388 * forbidden to prevent version rollback attacks.
389 */
390 # define SSL_OP_TLS_ROLLBACK_BUG 0x00800000U
391
392 /*
393 * Switches off automatic TLSv1.3 anti-replay protection for early data. This
394 * is a server-side option only (no effect on the client).
395 */
396 # define SSL_OP_NO_ANTI_REPLAY 0x01000000U
397
398 # define SSL_OP_NO_SSLv3 0x02000000U
399 # define SSL_OP_NO_TLSv1 0x04000000U
400 # define SSL_OP_NO_TLSv1_2 0x08000000U
401 # define SSL_OP_NO_TLSv1_1 0x10000000U
402 # define SSL_OP_NO_TLSv1_3 0x20000000U
403
404 # define SSL_OP_NO_DTLSv1 0x04000000U
405 # define SSL_OP_NO_DTLSv1_2 0x08000000U
406
407 # define SSL_OP_NO_SSL_MASK (SSL_OP_NO_SSLv3|\
408 SSL_OP_NO_TLSv1|SSL_OP_NO_TLSv1_1|SSL_OP_NO_TLSv1_2|SSL_OP_NO_TLSv1_3)
409 # define SSL_OP_NO_DTLS_MASK (SSL_OP_NO_DTLSv1|SSL_OP_NO_DTLSv1_2)
410
411 /* Disallow all renegotiation */
412 # define SSL_OP_NO_RENEGOTIATION 0x40000000U
413
414 /*
415 * Make server add server-hello extension from early version of cryptopro
416 * draft, when GOST ciphersuite is negotiated. Required for interoperability
417 * with CryptoPro CSP 3.x
418 */
419 # define SSL_OP_CRYPTOPRO_TLSEXT_BUG 0x80000000U
420
421 /*
422 * SSL_OP_ALL: various bug workarounds that should be rather harmless.
423 * This used to be 0x000FFFFFL before 0.9.7.
424 * This used to be 0x80000BFFU before 1.1.1.
425 */
426 # define SSL_OP_ALL (SSL_OP_CRYPTOPRO_TLSEXT_BUG|\
427 SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS|\
428 SSL_OP_LEGACY_SERVER_CONNECT|\
429 SSL_OP_TLSEXT_PADDING|\
430 SSL_OP_SAFARI_ECDHE_ECDSA_BUG)
431
432 /* OBSOLETE OPTIONS: retained for compatibility */
433
434 /* Removed from OpenSSL 1.1.0. Was 0x00000001L */
435 /* Related to removed SSLv2. */
436 # define SSL_OP_MICROSOFT_SESS_ID_BUG 0x0
437 /* Removed from OpenSSL 1.1.0. Was 0x00000002L */
438 /* Related to removed SSLv2. */
439 # define SSL_OP_NETSCAPE_CHALLENGE_BUG 0x0
440 /* Removed from OpenSSL 0.9.8q and 1.0.0c. Was 0x00000008L */
441 /* Dead forever, see CVE-2010-4180 */
442 # define SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG 0x0
443 /* Removed from OpenSSL 1.0.1h and 1.0.2. Was 0x00000010L */
444 /* Refers to ancient SSLREF and SSLv2. */
445 # define SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG 0x0
446 /* Removed from OpenSSL 1.1.0. Was 0x00000020 */
447 # define SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER 0x0
448 /* Removed from OpenSSL 0.9.7h and 0.9.8b. Was 0x00000040L */
449 # define SSL_OP_MSIE_SSLV2_RSA_PADDING 0x0
450 /* Removed from OpenSSL 1.1.0. Was 0x00000080 */
451 /* Ancient SSLeay version. */
452 # define SSL_OP_SSLEAY_080_CLIENT_DH_BUG 0x0
453 /* Removed from OpenSSL 1.1.0. Was 0x00000100L */
454 # define SSL_OP_TLS_D5_BUG 0x0
455 /* Removed from OpenSSL 1.1.0. Was 0x00000200L */
456 # define SSL_OP_TLS_BLOCK_PADDING_BUG 0x0
457 /* Removed from OpenSSL 1.1.0. Was 0x00080000L */
458 # define SSL_OP_SINGLE_ECDH_USE 0x0
459 /* Removed from OpenSSL 1.1.0. Was 0x00100000L */
460 # define SSL_OP_SINGLE_DH_USE 0x0
461 /* Removed from OpenSSL 1.0.1k and 1.0.2. Was 0x00200000L */
462 # define SSL_OP_EPHEMERAL_RSA 0x0
463 /* Removed from OpenSSL 1.1.0. Was 0x01000000L */
464 # define SSL_OP_NO_SSLv2 0x0
465 /* Removed from OpenSSL 1.0.1. Was 0x08000000L */
466 # define SSL_OP_PKCS1_CHECK_1 0x0
467 /* Removed from OpenSSL 1.0.1. Was 0x10000000L */
468 # define SSL_OP_PKCS1_CHECK_2 0x0
469 /* Removed from OpenSSL 1.1.0. Was 0x20000000L */
470 # define SSL_OP_NETSCAPE_CA_DN_BUG 0x0
471 /* Removed from OpenSSL 1.1.0. Was 0x40000000L */
472 # define SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG 0x0
473
474 /*
475 * Allow SSL_write(..., n) to return r with 0 < r < n (i.e. report success
476 * when just a single record has been written):
477 */
478 # define SSL_MODE_ENABLE_PARTIAL_WRITE 0x00000001U
479 /*
480 * Make it possible to retry SSL_write() with changed buffer location (buffer
481 * contents must stay the same!); this is not the default to avoid the
482 * misconception that non-blocking SSL_write() behaves like non-blocking
483 * write():
484 */
485 # define SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER 0x00000002U
486 /*
487 * Never bother the application with retries if the transport is blocking:
488 */
489 # define SSL_MODE_AUTO_RETRY 0x00000004U
490 /* Don't attempt to automatically build certificate chain */
491 # define SSL_MODE_NO_AUTO_CHAIN 0x00000008U
492 /*
493 * Save RAM by releasing read and write buffers when they're empty. (SSL3 and
494 * TLS only.) Released buffers are freed.
495 */
496 # define SSL_MODE_RELEASE_BUFFERS 0x00000010U
497 /*
498 * Send the current time in the Random fields of the ClientHello and
499 * ServerHello records for compatibility with hypothetical implementations
500 * that require it.
501 */
502 # define SSL_MODE_SEND_CLIENTHELLO_TIME 0x00000020U
503 # define SSL_MODE_SEND_SERVERHELLO_TIME 0x00000040U
504 /*
505 * Send TLS_FALLBACK_SCSV in the ClientHello. To be set only by applications
506 * that reconnect with a downgraded protocol version; see
507 * draft-ietf-tls-downgrade-scsv-00 for details. DO NOT ENABLE THIS if your
508 * application attempts a normal handshake. Only use this in explicit
509 * fallback retries, following the guidance in
510 * draft-ietf-tls-downgrade-scsv-00.
511 */
512 # define SSL_MODE_SEND_FALLBACK_SCSV 0x00000080U
513 /*
514 * Support Asynchronous operation
515 */
516 # define SSL_MODE_ASYNC 0x00000100U
517 /*
518 * Don't use the kernel TLS data-path for sending.
519 */
520 # define SSL_MODE_NO_KTLS_TX 0x00000200U
521 /*
522 * When using DTLS/SCTP, include the terminating zero in the label
523 * used for computing the endpoint-pair shared secret. Required for
524 * interoperability with implementations having this bug like these
525 * older version of OpenSSL:
526 * - OpenSSL 1.0.0 series
527 * - OpenSSL 1.0.1 series
528 * - OpenSSL 1.0.2 series
529 * - OpenSSL 1.1.0 series
530 * - OpenSSL 1.1.1 and 1.1.1a
531 */
532 # define SSL_MODE_DTLS_SCTP_LABEL_LENGTH_BUG 0x00000400U
533 /*
534 * Don't use the kernel TLS data-path for receiving.
535 */
536 # define SSL_MODE_NO_KTLS_RX 0x00000800U
537
538 /* Cert related flags */
539 /*
540 * Many implementations ignore some aspects of the TLS standards such as
541 * enforcing certificate chain algorithms. When this is set we enforce them.
542 */
543 # define SSL_CERT_FLAG_TLS_STRICT 0x00000001U
544
545 /* Suite B modes, takes same values as certificate verify flags */
546 # define SSL_CERT_FLAG_SUITEB_128_LOS_ONLY 0x10000
547 /* Suite B 192 bit only mode */
548 # define SSL_CERT_FLAG_SUITEB_192_LOS 0x20000
549 /* Suite B 128 bit mode allowing 192 bit algorithms */
550 # define SSL_CERT_FLAG_SUITEB_128_LOS 0x30000
551
552 /* Perform all sorts of protocol violations for testing purposes */
553 # define SSL_CERT_FLAG_BROKEN_PROTOCOL 0x10000000
554
555 /* Flags for building certificate chains */
556 /* Treat any existing certificates as untrusted CAs */
557 # define SSL_BUILD_CHAIN_FLAG_UNTRUSTED 0x1
558 /* Don't include root CA in chain */
559 # define SSL_BUILD_CHAIN_FLAG_NO_ROOT 0x2
560 /* Just check certificates already there */
561 # define SSL_BUILD_CHAIN_FLAG_CHECK 0x4
562 /* Ignore verification errors */
563 # define SSL_BUILD_CHAIN_FLAG_IGNORE_ERROR 0x8
564 /* Clear verification errors from queue */
565 # define SSL_BUILD_CHAIN_FLAG_CLEAR_ERROR 0x10
566
567 /* Flags returned by SSL_check_chain */
568 /* Certificate can be used with this session */
569 # define CERT_PKEY_VALID 0x1
570 /* Certificate can also be used for signing */
571 # define CERT_PKEY_SIGN 0x2
572 /* EE certificate signing algorithm OK */
573 # define CERT_PKEY_EE_SIGNATURE 0x10
574 /* CA signature algorithms OK */
575 # define CERT_PKEY_CA_SIGNATURE 0x20
576 /* EE certificate parameters OK */
577 # define CERT_PKEY_EE_PARAM 0x40
578 /* CA certificate parameters OK */
579 # define CERT_PKEY_CA_PARAM 0x80
580 /* Signing explicitly allowed as opposed to SHA1 fallback */
581 # define CERT_PKEY_EXPLICIT_SIGN 0x100
582 /* Client CA issuer names match (always set for server cert) */
583 # define CERT_PKEY_ISSUER_NAME 0x200
584 /* Cert type matches client types (always set for server cert) */
585 # define CERT_PKEY_CERT_TYPE 0x400
586 /* Cert chain suitable to Suite B */
587 # define CERT_PKEY_SUITEB 0x800
588
589 # define SSL_CONF_FLAG_CMDLINE 0x1
590 # define SSL_CONF_FLAG_FILE 0x2
591 # define SSL_CONF_FLAG_CLIENT 0x4
592 # define SSL_CONF_FLAG_SERVER 0x8
593 # define SSL_CONF_FLAG_SHOW_ERRORS 0x10
594 # define SSL_CONF_FLAG_CERTIFICATE 0x20
595 # define SSL_CONF_FLAG_REQUIRE_PRIVATE 0x40
596 /* Configuration value types */
597 # define SSL_CONF_TYPE_UNKNOWN 0x0
598 # define SSL_CONF_TYPE_STRING 0x1
599 # define SSL_CONF_TYPE_FILE 0x2
600 # define SSL_CONF_TYPE_DIR 0x3
601 # define SSL_CONF_TYPE_NONE 0x4
602 # define SSL_CONF_TYPE_STORE 0x5
603
604 /* Maximum length of the application-controlled segment of a a TLSv1.3 cookie */
605 # define SSL_COOKIE_LENGTH 4096
606
607 /*
608 * Note: SSL[_CTX]_set_{options,mode} use |= op on the previous value, they
609 * cannot be used to clear bits.
610 */
611
612 unsigned long SSL_CTX_get_options(const SSL_CTX *ctx);
613 unsigned long SSL_get_options(const SSL *s);
614 unsigned long SSL_CTX_clear_options(SSL_CTX *ctx, unsigned long op);
615 unsigned long SSL_clear_options(SSL *s, unsigned long op);
616 unsigned long SSL_CTX_set_options(SSL_CTX *ctx, unsigned long op);
617 unsigned long SSL_set_options(SSL *s, unsigned long op);
618
619 # define SSL_CTX_set_mode(ctx,op) \
620 SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,(op),NULL)
621 # define SSL_CTX_clear_mode(ctx,op) \
622 SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_MODE,(op),NULL)
623 # define SSL_CTX_get_mode(ctx) \
624 SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,0,NULL)
625 # define SSL_clear_mode(ssl,op) \
626 SSL_ctrl((ssl),SSL_CTRL_CLEAR_MODE,(op),NULL)
627 # define SSL_set_mode(ssl,op) \
628 SSL_ctrl((ssl),SSL_CTRL_MODE,(op),NULL)
629 # define SSL_get_mode(ssl) \
630 SSL_ctrl((ssl),SSL_CTRL_MODE,0,NULL)
631 # define SSL_set_mtu(ssl, mtu) \
632 SSL_ctrl((ssl),SSL_CTRL_SET_MTU,(mtu),NULL)
633 # define DTLS_set_link_mtu(ssl, mtu) \
634 SSL_ctrl((ssl),DTLS_CTRL_SET_LINK_MTU,(mtu),NULL)
635 # define DTLS_get_link_min_mtu(ssl) \
636 SSL_ctrl((ssl),DTLS_CTRL_GET_LINK_MIN_MTU,0,NULL)
637
638 # define SSL_get_secure_renegotiation_support(ssl) \
639 SSL_ctrl((ssl), SSL_CTRL_GET_RI_SUPPORT, 0, NULL)
640
641 # define SSL_CTX_set_cert_flags(ctx,op) \
642 SSL_CTX_ctrl((ctx),SSL_CTRL_CERT_FLAGS,(op),NULL)
643 # define SSL_set_cert_flags(s,op) \
644 SSL_ctrl((s),SSL_CTRL_CERT_FLAGS,(op),NULL)
645 # define SSL_CTX_clear_cert_flags(ctx,op) \
646 SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_CERT_FLAGS,(op),NULL)
647 # define SSL_clear_cert_flags(s,op) \
648 SSL_ctrl((s),SSL_CTRL_CLEAR_CERT_FLAGS,(op),NULL)
649
650 void SSL_CTX_set_msg_callback(SSL_CTX *ctx,
651 void (*cb) (int write_p, int version,
652 int content_type, const void *buf,
653 size_t len, SSL *ssl, void *arg));
654 void SSL_set_msg_callback(SSL *ssl,
655 void (*cb) (int write_p, int version,
656 int content_type, const void *buf,
657 size_t len, SSL *ssl, void *arg));
658 # define SSL_CTX_set_msg_callback_arg(ctx, arg) SSL_CTX_ctrl((ctx), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
659 # define SSL_set_msg_callback_arg(ssl, arg) SSL_ctrl((ssl), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
660
661 # define SSL_get_extms_support(s) \
662 SSL_ctrl((s),SSL_CTRL_GET_EXTMS_SUPPORT,0,NULL)
663
664 # ifndef OPENSSL_NO_SRP
665
666 /* see tls_srp.c */
667 __owur int SSL_SRP_CTX_init(SSL *s);
668 __owur int SSL_CTX_SRP_CTX_init(SSL_CTX *ctx);
669 int SSL_SRP_CTX_free(SSL *ctx);
670 int SSL_CTX_SRP_CTX_free(SSL_CTX *ctx);
671 __owur int SSL_srp_server_param_with_username(SSL *s, int *ad);
672 __owur int SRP_Calc_A_param(SSL *s);
673
674 # endif
675
676 /* 100k max cert list */
677 # define SSL_MAX_CERT_LIST_DEFAULT 1024*100
678
679 # define SSL_SESSION_CACHE_MAX_SIZE_DEFAULT (1024*20)
680
681 /*
682 * This callback type is used inside SSL_CTX, SSL, and in the functions that
683 * set them. It is used to override the generation of SSL/TLS session IDs in
684 * a server. Return value should be zero on an error, non-zero to proceed.
685 * Also, callbacks should themselves check if the id they generate is unique
686 * otherwise the SSL handshake will fail with an error - callbacks can do
687 * this using the 'ssl' value they're passed by;
688 * SSL_has_matching_session_id(ssl, id, *id_len) The length value passed in
689 * is set at the maximum size the session ID can be. In SSLv3/TLSv1 it is 32
690 * bytes. The callback can alter this length to be less if desired. It is
691 * also an error for the callback to set the size to zero.
692 */
693 typedef int (*GEN_SESSION_CB) (SSL *ssl, unsigned char *id,
694 unsigned int *id_len);
695
696 # define SSL_SESS_CACHE_OFF 0x0000
697 # define SSL_SESS_CACHE_CLIENT 0x0001
698 # define SSL_SESS_CACHE_SERVER 0x0002
699 # define SSL_SESS_CACHE_BOTH (SSL_SESS_CACHE_CLIENT|SSL_SESS_CACHE_SERVER)
700 # define SSL_SESS_CACHE_NO_AUTO_CLEAR 0x0080
701 /* enough comments already ... see SSL_CTX_set_session_cache_mode(3) */
702 # define SSL_SESS_CACHE_NO_INTERNAL_LOOKUP 0x0100
703 # define SSL_SESS_CACHE_NO_INTERNAL_STORE 0x0200
704 # define SSL_SESS_CACHE_NO_INTERNAL \
705 (SSL_SESS_CACHE_NO_INTERNAL_LOOKUP|SSL_SESS_CACHE_NO_INTERNAL_STORE)
706
707 LHASH_OF(SSL_SESSION) *SSL_CTX_sessions(SSL_CTX *ctx);
708 # define SSL_CTX_sess_number(ctx) \
709 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_NUMBER,0,NULL)
710 # define SSL_CTX_sess_connect(ctx) \
711 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT,0,NULL)
712 # define SSL_CTX_sess_connect_good(ctx) \
713 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_GOOD,0,NULL)
714 # define SSL_CTX_sess_connect_renegotiate(ctx) \
715 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_RENEGOTIATE,0,NULL)
716 # define SSL_CTX_sess_accept(ctx) \
717 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT,0,NULL)
718 # define SSL_CTX_sess_accept_renegotiate(ctx) \
719 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_RENEGOTIATE,0,NULL)
720 # define SSL_CTX_sess_accept_good(ctx) \
721 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_GOOD,0,NULL)
722 # define SSL_CTX_sess_hits(ctx) \
723 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_HIT,0,NULL)
724 # define SSL_CTX_sess_cb_hits(ctx) \
725 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CB_HIT,0,NULL)
726 # define SSL_CTX_sess_misses(ctx) \
727 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_MISSES,0,NULL)
728 # define SSL_CTX_sess_timeouts(ctx) \
729 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_TIMEOUTS,0,NULL)
730 # define SSL_CTX_sess_cache_full(ctx) \
731 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CACHE_FULL,0,NULL)
732
733 void SSL_CTX_sess_set_new_cb(SSL_CTX *ctx,
734 int (*new_session_cb) (struct ssl_st *ssl,
735 SSL_SESSION *sess));
736 int (*SSL_CTX_sess_get_new_cb(SSL_CTX *ctx)) (struct ssl_st *ssl,
737 SSL_SESSION *sess);
738 void SSL_CTX_sess_set_remove_cb(SSL_CTX *ctx,
739 void (*remove_session_cb) (struct ssl_ctx_st
740 *ctx,
741 SSL_SESSION *sess));
742 void (*SSL_CTX_sess_get_remove_cb(SSL_CTX *ctx)) (struct ssl_ctx_st *ctx,
743 SSL_SESSION *sess);
744 void SSL_CTX_sess_set_get_cb(SSL_CTX *ctx,
745 SSL_SESSION *(*get_session_cb) (struct ssl_st
746 *ssl,
747 const unsigned char
748 *data, int len,
749 int *copy));
750 SSL_SESSION *(*SSL_CTX_sess_get_get_cb(SSL_CTX *ctx)) (struct ssl_st *ssl,
751 const unsigned char *data,
752 int len, int *copy);
753 void SSL_CTX_set_info_callback(SSL_CTX *ctx,
754 void (*cb) (const SSL *ssl, int type, int val));
755 void (*SSL_CTX_get_info_callback(SSL_CTX *ctx)) (const SSL *ssl, int type,
756 int val);
757 void SSL_CTX_set_client_cert_cb(SSL_CTX *ctx,
758 int (*client_cert_cb) (SSL *ssl, X509 **x509,
759 EVP_PKEY **pkey));
760 int (*SSL_CTX_get_client_cert_cb(SSL_CTX *ctx)) (SSL *ssl, X509 **x509,
761 EVP_PKEY **pkey);
762 # ifndef OPENSSL_NO_ENGINE
763 __owur int SSL_CTX_set_client_cert_engine(SSL_CTX *ctx, ENGINE *e);
764 # endif
765 void SSL_CTX_set_cookie_generate_cb(SSL_CTX *ctx,
766 int (*app_gen_cookie_cb) (SSL *ssl,
767 unsigned char
768 *cookie,
769 unsigned int
770 *cookie_len));
771 void SSL_CTX_set_cookie_verify_cb(SSL_CTX *ctx,
772 int (*app_verify_cookie_cb) (SSL *ssl,
773 const unsigned
774 char *cookie,
775 unsigned int
776 cookie_len));
777
778 void SSL_CTX_set_stateless_cookie_generate_cb(
779 SSL_CTX *ctx,
780 int (*gen_stateless_cookie_cb) (SSL *ssl,
781 unsigned char *cookie,
782 size_t *cookie_len));
783 void SSL_CTX_set_stateless_cookie_verify_cb(
784 SSL_CTX *ctx,
785 int (*verify_stateless_cookie_cb) (SSL *ssl,
786 const unsigned char *cookie,
787 size_t cookie_len));
788 # ifndef OPENSSL_NO_NEXTPROTONEG
789
790 typedef int (*SSL_CTX_npn_advertised_cb_func)(SSL *ssl,
791 const unsigned char **out,
792 unsigned int *outlen,
793 void *arg);
794 void SSL_CTX_set_next_protos_advertised_cb(SSL_CTX *s,
795 SSL_CTX_npn_advertised_cb_func cb,
796 void *arg);
797 # define SSL_CTX_set_npn_advertised_cb SSL_CTX_set_next_protos_advertised_cb
798
799 typedef int (*SSL_CTX_npn_select_cb_func)(SSL *s,
800 unsigned char **out,
801 unsigned char *outlen,
802 const unsigned char *in,
803 unsigned int inlen,
804 void *arg);
805 void SSL_CTX_set_next_proto_select_cb(SSL_CTX *s,
806 SSL_CTX_npn_select_cb_func cb,
807 void *arg);
808 # define SSL_CTX_set_npn_select_cb SSL_CTX_set_next_proto_select_cb
809
810 void SSL_get0_next_proto_negotiated(const SSL *s, const unsigned char **data,
811 unsigned *len);
812 # define SSL_get0_npn_negotiated SSL_get0_next_proto_negotiated
813 # endif
814
815 __owur int SSL_select_next_proto(unsigned char **out, unsigned char *outlen,
816 const unsigned char *in, unsigned int inlen,
817 const unsigned char *client,
818 unsigned int client_len);
819
820 # define OPENSSL_NPN_UNSUPPORTED 0
821 # define OPENSSL_NPN_NEGOTIATED 1
822 # define OPENSSL_NPN_NO_OVERLAP 2
823
824 __owur int SSL_CTX_set_alpn_protos(SSL_CTX *ctx, const unsigned char *protos,
825 unsigned int protos_len);
826 __owur int SSL_set_alpn_protos(SSL *ssl, const unsigned char *protos,
827 unsigned int protos_len);
828 typedef int (*SSL_CTX_alpn_select_cb_func)(SSL *ssl,
829 const unsigned char **out,
830 unsigned char *outlen,
831 const unsigned char *in,
832 unsigned int inlen,
833 void *arg);
834 void SSL_CTX_set_alpn_select_cb(SSL_CTX *ctx,
835 SSL_CTX_alpn_select_cb_func cb,
836 void *arg);
837 void SSL_get0_alpn_selected(const SSL *ssl, const unsigned char **data,
838 unsigned int *len);
839
840 # ifndef OPENSSL_NO_PSK
841 /*
842 * the maximum length of the buffer given to callbacks containing the
843 * resulting identity/psk
844 */
845 # define PSK_MAX_IDENTITY_LEN 128
846 # define PSK_MAX_PSK_LEN 256
847 typedef unsigned int (*SSL_psk_client_cb_func)(SSL *ssl,
848 const char *hint,
849 char *identity,
850 unsigned int max_identity_len,
851 unsigned char *psk,
852 unsigned int max_psk_len);
853 void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx, SSL_psk_client_cb_func cb);
854 void SSL_set_psk_client_callback(SSL *ssl, SSL_psk_client_cb_func cb);
855
856 typedef unsigned int (*SSL_psk_server_cb_func)(SSL *ssl,
857 const char *identity,
858 unsigned char *psk,
859 unsigned int max_psk_len);
860 void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx, SSL_psk_server_cb_func cb);
861 void SSL_set_psk_server_callback(SSL *ssl, SSL_psk_server_cb_func cb);
862
863 __owur int SSL_CTX_use_psk_identity_hint(SSL_CTX *ctx, const char *identity_hint);
864 __owur int SSL_use_psk_identity_hint(SSL *s, const char *identity_hint);
865 const char *SSL_get_psk_identity_hint(const SSL *s);
866 const char *SSL_get_psk_identity(const SSL *s);
867 # endif
868
869 typedef int (*SSL_psk_find_session_cb_func)(SSL *ssl,
870 const unsigned char *identity,
871 size_t identity_len,
872 SSL_SESSION **sess);
873 typedef int (*SSL_psk_use_session_cb_func)(SSL *ssl, const EVP_MD *md,
874 const unsigned char **id,
875 size_t *idlen,
876 SSL_SESSION **sess);
877
878 void SSL_set_psk_find_session_callback(SSL *s, SSL_psk_find_session_cb_func cb);
879 void SSL_CTX_set_psk_find_session_callback(SSL_CTX *ctx,
880 SSL_psk_find_session_cb_func cb);
881 void SSL_set_psk_use_session_callback(SSL *s, SSL_psk_use_session_cb_func cb);
882 void SSL_CTX_set_psk_use_session_callback(SSL_CTX *ctx,
883 SSL_psk_use_session_cb_func cb);
884
885 /* Register callbacks to handle custom TLS Extensions for client or server. */
886
887 __owur int SSL_CTX_has_client_custom_ext(const SSL_CTX *ctx,
888 unsigned int ext_type);
889
890 __owur int SSL_CTX_add_client_custom_ext(SSL_CTX *ctx,
891 unsigned int ext_type,
892 custom_ext_add_cb add_cb,
893 custom_ext_free_cb free_cb,
894 void *add_arg,
895 custom_ext_parse_cb parse_cb,
896 void *parse_arg);
897
898 __owur int SSL_CTX_add_server_custom_ext(SSL_CTX *ctx,
899 unsigned int ext_type,
900 custom_ext_add_cb add_cb,
901 custom_ext_free_cb free_cb,
902 void *add_arg,
903 custom_ext_parse_cb parse_cb,
904 void *parse_arg);
905
906 __owur int SSL_CTX_add_custom_ext(SSL_CTX *ctx, unsigned int ext_type,
907 unsigned int context,
908 SSL_custom_ext_add_cb_ex add_cb,
909 SSL_custom_ext_free_cb_ex free_cb,
910 void *add_arg,
911 SSL_custom_ext_parse_cb_ex parse_cb,
912 void *parse_arg);
913
914 __owur int SSL_extension_supported(unsigned int ext_type);
915
916 # define SSL_NOTHING 1
917 # define SSL_WRITING 2
918 # define SSL_READING 3
919 # define SSL_X509_LOOKUP 4
920 # define SSL_ASYNC_PAUSED 5
921 # define SSL_ASYNC_NO_JOBS 6
922 # define SSL_CLIENT_HELLO_CB 7
923
924 /* These will only be used when doing non-blocking IO */
925 # define SSL_want_nothing(s) (SSL_want(s) == SSL_NOTHING)
926 # define SSL_want_read(s) (SSL_want(s) == SSL_READING)
927 # define SSL_want_write(s) (SSL_want(s) == SSL_WRITING)
928 # define SSL_want_x509_lookup(s) (SSL_want(s) == SSL_X509_LOOKUP)
929 # define SSL_want_async(s) (SSL_want(s) == SSL_ASYNC_PAUSED)
930 # define SSL_want_async_job(s) (SSL_want(s) == SSL_ASYNC_NO_JOBS)
931 # define SSL_want_client_hello_cb(s) (SSL_want(s) == SSL_CLIENT_HELLO_CB)
932
933 # define SSL_MAC_FLAG_READ_MAC_STREAM 1
934 # define SSL_MAC_FLAG_WRITE_MAC_STREAM 2
935
936 /*
937 * A callback for logging out TLS key material. This callback should log out
938 * |line| followed by a newline.
939 */
940 typedef void (*SSL_CTX_keylog_cb_func)(const SSL *ssl, const char *line);
941
942 /*
943 * SSL_CTX_set_keylog_callback configures a callback to log key material. This
944 * is intended for debugging use with tools like Wireshark. The cb function
945 * should log line followed by a newline.
946 */
947 void SSL_CTX_set_keylog_callback(SSL_CTX *ctx, SSL_CTX_keylog_cb_func cb);
948
949 /*
950 * SSL_CTX_get_keylog_callback returns the callback configured by
951 * SSL_CTX_set_keylog_callback.
952 */
953 SSL_CTX_keylog_cb_func SSL_CTX_get_keylog_callback(const SSL_CTX *ctx);
954
955 int SSL_CTX_set_max_early_data(SSL_CTX *ctx, uint32_t max_early_data);
956 uint32_t SSL_CTX_get_max_early_data(const SSL_CTX *ctx);
957 int SSL_set_max_early_data(SSL *s, uint32_t max_early_data);
958 uint32_t SSL_get_max_early_data(const SSL *s);
959 int SSL_CTX_set_recv_max_early_data(SSL_CTX *ctx, uint32_t recv_max_early_data);
960 uint32_t SSL_CTX_get_recv_max_early_data(const SSL_CTX *ctx);
961 int SSL_set_recv_max_early_data(SSL *s, uint32_t recv_max_early_data);
962 uint32_t SSL_get_recv_max_early_data(const SSL *s);
963
964 #ifdef __cplusplus
965 }
966 #endif
967
968 # include <openssl/ssl2.h>
969 # include <openssl/ssl3.h>
970 # include <openssl/tls1.h> /* This is mostly sslv3 with a few tweaks */
971 # include <openssl/dtls1.h> /* Datagram TLS */
972 # include <openssl/srtp.h> /* Support for the use_srtp extension */
973
974 #ifdef __cplusplus
975 extern "C" {
976 #endif
977
978 /*
979 * These need to be after the above set of includes due to a compiler bug
980 * in VisualStudio 2015
981 */
982 DEFINE_STACK_OF_CONST(SSL_CIPHER)
983 DEFINE_STACK_OF(SSL_COMP)
984
985 /* compatibility */
986 # define SSL_set_app_data(s,arg) (SSL_set_ex_data(s,0,(char *)(arg)))
987 # define SSL_get_app_data(s) (SSL_get_ex_data(s,0))
988 # define SSL_SESSION_set_app_data(s,a) (SSL_SESSION_set_ex_data(s,0, \
989 (char *)(a)))
990 # define SSL_SESSION_get_app_data(s) (SSL_SESSION_get_ex_data(s,0))
991 # define SSL_CTX_get_app_data(ctx) (SSL_CTX_get_ex_data(ctx,0))
992 # define SSL_CTX_set_app_data(ctx,arg) (SSL_CTX_set_ex_data(ctx,0, \
993 (char *)(arg)))
994 DEPRECATEDIN_1_1_0(void SSL_set_debug(SSL *s, int debug))
995
996 /* TLSv1.3 KeyUpdate message types */
997 /* -1 used so that this is an invalid value for the on-the-wire protocol */
998 #define SSL_KEY_UPDATE_NONE -1
999 /* Values as defined for the on-the-wire protocol */
1000 #define SSL_KEY_UPDATE_NOT_REQUESTED 0
1001 #define SSL_KEY_UPDATE_REQUESTED 1
1002
1003 /*
1004 * The valid handshake states (one for each type message sent and one for each
1005 * type of message received). There are also two "special" states:
1006 * TLS = TLS or DTLS state
1007 * DTLS = DTLS specific state
1008 * CR/SR = Client Read/Server Read
1009 * CW/SW = Client Write/Server Write
1010 *
1011 * The "special" states are:
1012 * TLS_ST_BEFORE = No handshake has been initiated yet
1013 * TLS_ST_OK = A handshake has been successfully completed
1014 */
1015 typedef enum {
1016 TLS_ST_BEFORE,
1017 TLS_ST_OK,
1018 DTLS_ST_CR_HELLO_VERIFY_REQUEST,
1019 TLS_ST_CR_SRVR_HELLO,
1020 TLS_ST_CR_CERT,
1021 TLS_ST_CR_CERT_STATUS,
1022 TLS_ST_CR_KEY_EXCH,
1023 TLS_ST_CR_CERT_REQ,
1024 TLS_ST_CR_SRVR_DONE,
1025 TLS_ST_CR_SESSION_TICKET,
1026 TLS_ST_CR_CHANGE,
1027 TLS_ST_CR_FINISHED,
1028 TLS_ST_CW_CLNT_HELLO,
1029 TLS_ST_CW_CERT,
1030 TLS_ST_CW_KEY_EXCH,
1031 TLS_ST_CW_CERT_VRFY,
1032 TLS_ST_CW_CHANGE,
1033 TLS_ST_CW_NEXT_PROTO,
1034 TLS_ST_CW_FINISHED,
1035 TLS_ST_SW_HELLO_REQ,
1036 TLS_ST_SR_CLNT_HELLO,
1037 DTLS_ST_SW_HELLO_VERIFY_REQUEST,
1038 TLS_ST_SW_SRVR_HELLO,
1039 TLS_ST_SW_CERT,
1040 TLS_ST_SW_KEY_EXCH,
1041 TLS_ST_SW_CERT_REQ,
1042 TLS_ST_SW_SRVR_DONE,
1043 TLS_ST_SR_CERT,
1044 TLS_ST_SR_KEY_EXCH,
1045 TLS_ST_SR_CERT_VRFY,
1046 TLS_ST_SR_NEXT_PROTO,
1047 TLS_ST_SR_CHANGE,
1048 TLS_ST_SR_FINISHED,
1049 TLS_ST_SW_SESSION_TICKET,
1050 TLS_ST_SW_CERT_STATUS,
1051 TLS_ST_SW_CHANGE,
1052 TLS_ST_SW_FINISHED,
1053 TLS_ST_SW_ENCRYPTED_EXTENSIONS,
1054 TLS_ST_CR_ENCRYPTED_EXTENSIONS,
1055 TLS_ST_CR_CERT_VRFY,
1056 TLS_ST_SW_CERT_VRFY,
1057 TLS_ST_CR_HELLO_REQ,
1058 TLS_ST_SW_KEY_UPDATE,
1059 TLS_ST_CW_KEY_UPDATE,
1060 TLS_ST_SR_KEY_UPDATE,
1061 TLS_ST_CR_KEY_UPDATE,
1062 TLS_ST_EARLY_DATA,
1063 TLS_ST_PENDING_EARLY_DATA_END,
1064 TLS_ST_CW_END_OF_EARLY_DATA,
1065 TLS_ST_SR_END_OF_EARLY_DATA
1066 } OSSL_HANDSHAKE_STATE;
1067
1068 /*
1069 * Most of the following state values are no longer used and are defined to be
1070 * the closest equivalent value in the current state machine code. Not all
1071 * defines have an equivalent and are set to a dummy value (-1). SSL_ST_CONNECT
1072 * and SSL_ST_ACCEPT are still in use in the definition of SSL_CB_ACCEPT_LOOP,
1073 * SSL_CB_ACCEPT_EXIT, SSL_CB_CONNECT_LOOP and SSL_CB_CONNECT_EXIT.
1074 */
1075
1076 # define SSL_ST_CONNECT 0x1000
1077 # define SSL_ST_ACCEPT 0x2000
1078
1079 # define SSL_ST_MASK 0x0FFF
1080
1081 # define SSL_CB_LOOP 0x01
1082 # define SSL_CB_EXIT 0x02
1083 # define SSL_CB_READ 0x04
1084 # define SSL_CB_WRITE 0x08
1085 # define SSL_CB_ALERT 0x4000/* used in callback */
1086 # define SSL_CB_READ_ALERT (SSL_CB_ALERT|SSL_CB_READ)
1087 # define SSL_CB_WRITE_ALERT (SSL_CB_ALERT|SSL_CB_WRITE)
1088 # define SSL_CB_ACCEPT_LOOP (SSL_ST_ACCEPT|SSL_CB_LOOP)
1089 # define SSL_CB_ACCEPT_EXIT (SSL_ST_ACCEPT|SSL_CB_EXIT)
1090 # define SSL_CB_CONNECT_LOOP (SSL_ST_CONNECT|SSL_CB_LOOP)
1091 # define SSL_CB_CONNECT_EXIT (SSL_ST_CONNECT|SSL_CB_EXIT)
1092 # define SSL_CB_HANDSHAKE_START 0x10
1093 # define SSL_CB_HANDSHAKE_DONE 0x20
1094
1095 /* Is the SSL_connection established? */
1096 # define SSL_in_connect_init(a) (SSL_in_init(a) && !SSL_is_server(a))
1097 # define SSL_in_accept_init(a) (SSL_in_init(a) && SSL_is_server(a))
1098 int SSL_in_init(const SSL *s);
1099 int SSL_in_before(const SSL *s);
1100 int SSL_is_init_finished(const SSL *s);
1101
1102 /*
1103 * The following 3 states are kept in ssl->rlayer.rstate when reads fail, you
1104 * should not need these
1105 */
1106 # define SSL_ST_READ_HEADER 0xF0
1107 # define SSL_ST_READ_BODY 0xF1
1108 # define SSL_ST_READ_DONE 0xF2
1109
1110 /*-
1111 * Obtain latest Finished message
1112 * -- that we sent (SSL_get_finished)
1113 * -- that we expected from peer (SSL_get_peer_finished).
1114 * Returns length (0 == no Finished so far), copies up to 'count' bytes.
1115 */
1116 size_t SSL_get_finished(const SSL *s, void *buf, size_t count);
1117 size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count);
1118
1119 /*
1120 * use either SSL_VERIFY_NONE or SSL_VERIFY_PEER, the last 3 options are
1121 * 'ored' with SSL_VERIFY_PEER if they are desired
1122 */
1123 # define SSL_VERIFY_NONE 0x00
1124 # define SSL_VERIFY_PEER 0x01
1125 # define SSL_VERIFY_FAIL_IF_NO_PEER_CERT 0x02
1126 # define SSL_VERIFY_CLIENT_ONCE 0x04
1127 # define SSL_VERIFY_POST_HANDSHAKE 0x08
1128
1129 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
1130 # define OpenSSL_add_ssl_algorithms() SSL_library_init()
1131 # define SSLeay_add_ssl_algorithms() SSL_library_init()
1132 # endif
1133
1134 /* More backward compatibility */
1135 # define SSL_get_cipher(s) \
1136 SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1137 # define SSL_get_cipher_bits(s,np) \
1138 SSL_CIPHER_get_bits(SSL_get_current_cipher(s),np)
1139 # define SSL_get_cipher_version(s) \
1140 SSL_CIPHER_get_version(SSL_get_current_cipher(s))
1141 # define SSL_get_cipher_name(s) \
1142 SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1143 # define SSL_get_time(a) SSL_SESSION_get_time(a)
1144 # define SSL_set_time(a,b) SSL_SESSION_set_time((a),(b))
1145 # define SSL_get_timeout(a) SSL_SESSION_get_timeout(a)
1146 # define SSL_set_timeout(a,b) SSL_SESSION_set_timeout((a),(b))
1147
1148 # define d2i_SSL_SESSION_bio(bp,s_id) ASN1_d2i_bio_of(SSL_SESSION,SSL_SESSION_new,d2i_SSL_SESSION,bp,s_id)
1149 # define i2d_SSL_SESSION_bio(bp,s_id) ASN1_i2d_bio_of(SSL_SESSION,i2d_SSL_SESSION,bp,s_id)
1150
1151 DECLARE_PEM_rw(SSL_SESSION, SSL_SESSION)
1152 # define SSL_AD_REASON_OFFSET 1000/* offset to get SSL_R_... value
1153 * from SSL_AD_... */
1154 /* These alert types are for SSLv3 and TLSv1 */
1155 # define SSL_AD_CLOSE_NOTIFY SSL3_AD_CLOSE_NOTIFY
1156 /* fatal */
1157 # define SSL_AD_UNEXPECTED_MESSAGE SSL3_AD_UNEXPECTED_MESSAGE
1158 /* fatal */
1159 # define SSL_AD_BAD_RECORD_MAC SSL3_AD_BAD_RECORD_MAC
1160 # define SSL_AD_DECRYPTION_FAILED TLS1_AD_DECRYPTION_FAILED
1161 # define SSL_AD_RECORD_OVERFLOW TLS1_AD_RECORD_OVERFLOW
1162 /* fatal */
1163 # define SSL_AD_DECOMPRESSION_FAILURE SSL3_AD_DECOMPRESSION_FAILURE
1164 /* fatal */
1165 # define SSL_AD_HANDSHAKE_FAILURE SSL3_AD_HANDSHAKE_FAILURE
1166 /* Not for TLS */
1167 # define SSL_AD_NO_CERTIFICATE SSL3_AD_NO_CERTIFICATE
1168 # define SSL_AD_BAD_CERTIFICATE SSL3_AD_BAD_CERTIFICATE
1169 # define SSL_AD_UNSUPPORTED_CERTIFICATE SSL3_AD_UNSUPPORTED_CERTIFICATE
1170 # define SSL_AD_CERTIFICATE_REVOKED SSL3_AD_CERTIFICATE_REVOKED
1171 # define SSL_AD_CERTIFICATE_EXPIRED SSL3_AD_CERTIFICATE_EXPIRED
1172 # define SSL_AD_CERTIFICATE_UNKNOWN SSL3_AD_CERTIFICATE_UNKNOWN
1173 /* fatal */
1174 # define SSL_AD_ILLEGAL_PARAMETER SSL3_AD_ILLEGAL_PARAMETER
1175 /* fatal */
1176 # define SSL_AD_UNKNOWN_CA TLS1_AD_UNKNOWN_CA
1177 /* fatal */
1178 # define SSL_AD_ACCESS_DENIED TLS1_AD_ACCESS_DENIED
1179 /* fatal */
1180 # define SSL_AD_DECODE_ERROR TLS1_AD_DECODE_ERROR
1181 # define SSL_AD_DECRYPT_ERROR TLS1_AD_DECRYPT_ERROR
1182 /* fatal */
1183 # define SSL_AD_EXPORT_RESTRICTION TLS1_AD_EXPORT_RESTRICTION
1184 /* fatal */
1185 # define SSL_AD_PROTOCOL_VERSION TLS1_AD_PROTOCOL_VERSION
1186 /* fatal */
1187 # define SSL_AD_INSUFFICIENT_SECURITY TLS1_AD_INSUFFICIENT_SECURITY
1188 /* fatal */
1189 # define SSL_AD_INTERNAL_ERROR TLS1_AD_INTERNAL_ERROR
1190 # define SSL_AD_USER_CANCELLED TLS1_AD_USER_CANCELLED
1191 # define SSL_AD_NO_RENEGOTIATION TLS1_AD_NO_RENEGOTIATION
1192 # define SSL_AD_MISSING_EXTENSION TLS13_AD_MISSING_EXTENSION
1193 # define SSL_AD_CERTIFICATE_REQUIRED TLS13_AD_CERTIFICATE_REQUIRED
1194 # define SSL_AD_UNSUPPORTED_EXTENSION TLS1_AD_UNSUPPORTED_EXTENSION
1195 # define SSL_AD_CERTIFICATE_UNOBTAINABLE TLS1_AD_CERTIFICATE_UNOBTAINABLE
1196 # define SSL_AD_UNRECOGNIZED_NAME TLS1_AD_UNRECOGNIZED_NAME
1197 # define SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE
1198 # define SSL_AD_BAD_CERTIFICATE_HASH_VALUE TLS1_AD_BAD_CERTIFICATE_HASH_VALUE
1199 /* fatal */
1200 # define SSL_AD_UNKNOWN_PSK_IDENTITY TLS1_AD_UNKNOWN_PSK_IDENTITY
1201 /* fatal */
1202 # define SSL_AD_INAPPROPRIATE_FALLBACK TLS1_AD_INAPPROPRIATE_FALLBACK
1203 # define SSL_AD_NO_APPLICATION_PROTOCOL TLS1_AD_NO_APPLICATION_PROTOCOL
1204 # define SSL_ERROR_NONE 0
1205 # define SSL_ERROR_SSL 1
1206 # define SSL_ERROR_WANT_READ 2
1207 # define SSL_ERROR_WANT_WRITE 3
1208 # define SSL_ERROR_WANT_X509_LOOKUP 4
1209 # define SSL_ERROR_SYSCALL 5/* look at error stack/return
1210 * value/errno */
1211 # define SSL_ERROR_ZERO_RETURN 6
1212 # define SSL_ERROR_WANT_CONNECT 7
1213 # define SSL_ERROR_WANT_ACCEPT 8
1214 # define SSL_ERROR_WANT_ASYNC 9
1215 # define SSL_ERROR_WANT_ASYNC_JOB 10
1216 # define SSL_ERROR_WANT_CLIENT_HELLO_CB 11
1217 # define SSL_CTRL_SET_TMP_DH 3
1218 # define SSL_CTRL_SET_TMP_ECDH 4
1219 # define SSL_CTRL_SET_TMP_DH_CB 6
1220 # define SSL_CTRL_GET_CLIENT_CERT_REQUEST 9
1221 # define SSL_CTRL_GET_NUM_RENEGOTIATIONS 10
1222 # define SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS 11
1223 # define SSL_CTRL_GET_TOTAL_RENEGOTIATIONS 12
1224 # define SSL_CTRL_GET_FLAGS 13
1225 # define SSL_CTRL_EXTRA_CHAIN_CERT 14
1226 # define SSL_CTRL_SET_MSG_CALLBACK 15
1227 # define SSL_CTRL_SET_MSG_CALLBACK_ARG 16
1228 /* only applies to datagram connections */
1229 # define SSL_CTRL_SET_MTU 17
1230 /* Stats */
1231 # define SSL_CTRL_SESS_NUMBER 20
1232 # define SSL_CTRL_SESS_CONNECT 21
1233 # define SSL_CTRL_SESS_CONNECT_GOOD 22
1234 # define SSL_CTRL_SESS_CONNECT_RENEGOTIATE 23
1235 # define SSL_CTRL_SESS_ACCEPT 24
1236 # define SSL_CTRL_SESS_ACCEPT_GOOD 25
1237 # define SSL_CTRL_SESS_ACCEPT_RENEGOTIATE 26
1238 # define SSL_CTRL_SESS_HIT 27
1239 # define SSL_CTRL_SESS_CB_HIT 28
1240 # define SSL_CTRL_SESS_MISSES 29
1241 # define SSL_CTRL_SESS_TIMEOUTS 30
1242 # define SSL_CTRL_SESS_CACHE_FULL 31
1243 # define SSL_CTRL_MODE 33
1244 # define SSL_CTRL_GET_READ_AHEAD 40
1245 # define SSL_CTRL_SET_READ_AHEAD 41
1246 # define SSL_CTRL_SET_SESS_CACHE_SIZE 42
1247 # define SSL_CTRL_GET_SESS_CACHE_SIZE 43
1248 # define SSL_CTRL_SET_SESS_CACHE_MODE 44
1249 # define SSL_CTRL_GET_SESS_CACHE_MODE 45
1250 # define SSL_CTRL_GET_MAX_CERT_LIST 50
1251 # define SSL_CTRL_SET_MAX_CERT_LIST 51
1252 # define SSL_CTRL_SET_MAX_SEND_FRAGMENT 52
1253 /* see tls1.h for macros based on these */
1254 # define SSL_CTRL_SET_TLSEXT_SERVERNAME_CB 53
1255 # define SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG 54
1256 # define SSL_CTRL_SET_TLSEXT_HOSTNAME 55
1257 # define SSL_CTRL_SET_TLSEXT_DEBUG_CB 56
1258 # define SSL_CTRL_SET_TLSEXT_DEBUG_ARG 57
1259 # define SSL_CTRL_GET_TLSEXT_TICKET_KEYS 58
1260 # define SSL_CTRL_SET_TLSEXT_TICKET_KEYS 59
1261 /*# define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT 60 */
1262 /*# define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB 61 */
1263 /*# define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB_ARG 62 */
1264 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB 63
1265 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB_ARG 64
1266 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_TYPE 65
1267 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_EXTS 66
1268 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_EXTS 67
1269 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_IDS 68
1270 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_IDS 69
1271 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_OCSP_RESP 70
1272 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_OCSP_RESP 71
1273 # ifndef OPENSSL_NO_DEPRECATED_3_0
1274 # define SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB 72
1275 # endif
1276 # define SSL_CTRL_SET_TLS_EXT_SRP_USERNAME_CB 75
1277 # define SSL_CTRL_SET_SRP_VERIFY_PARAM_CB 76
1278 # define SSL_CTRL_SET_SRP_GIVE_CLIENT_PWD_CB 77
1279 # define SSL_CTRL_SET_SRP_ARG 78
1280 # define SSL_CTRL_SET_TLS_EXT_SRP_USERNAME 79
1281 # define SSL_CTRL_SET_TLS_EXT_SRP_STRENGTH 80
1282 # define SSL_CTRL_SET_TLS_EXT_SRP_PASSWORD 81
1283 # define DTLS_CTRL_GET_TIMEOUT 73
1284 # define DTLS_CTRL_HANDLE_TIMEOUT 74
1285 # define SSL_CTRL_GET_RI_SUPPORT 76
1286 # define SSL_CTRL_CLEAR_MODE 78
1287 # define SSL_CTRL_SET_NOT_RESUMABLE_SESS_CB 79
1288 # define SSL_CTRL_GET_EXTRA_CHAIN_CERTS 82
1289 # define SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS 83
1290 # define SSL_CTRL_CHAIN 88
1291 # define SSL_CTRL_CHAIN_CERT 89
1292 # define SSL_CTRL_GET_GROUPS 90
1293 # define SSL_CTRL_SET_GROUPS 91
1294 # define SSL_CTRL_SET_GROUPS_LIST 92
1295 # define SSL_CTRL_GET_SHARED_GROUP 93
1296 # define SSL_CTRL_SET_SIGALGS 97
1297 # define SSL_CTRL_SET_SIGALGS_LIST 98
1298 # define SSL_CTRL_CERT_FLAGS 99
1299 # define SSL_CTRL_CLEAR_CERT_FLAGS 100
1300 # define SSL_CTRL_SET_CLIENT_SIGALGS 101
1301 # define SSL_CTRL_SET_CLIENT_SIGALGS_LIST 102
1302 # define SSL_CTRL_GET_CLIENT_CERT_TYPES 103
1303 # define SSL_CTRL_SET_CLIENT_CERT_TYPES 104
1304 # define SSL_CTRL_BUILD_CERT_CHAIN 105
1305 # define SSL_CTRL_SET_VERIFY_CERT_STORE 106
1306 # define SSL_CTRL_SET_CHAIN_CERT_STORE 107
1307 # define SSL_CTRL_GET_PEER_SIGNATURE_NID 108
1308 # define SSL_CTRL_GET_PEER_TMP_KEY 109
1309 # define SSL_CTRL_GET_RAW_CIPHERLIST 110
1310 # define SSL_CTRL_GET_EC_POINT_FORMATS 111
1311 # define SSL_CTRL_GET_CHAIN_CERTS 115
1312 # define SSL_CTRL_SELECT_CURRENT_CERT 116
1313 # define SSL_CTRL_SET_CURRENT_CERT 117
1314 # define SSL_CTRL_SET_DH_AUTO 118
1315 # define DTLS_CTRL_SET_LINK_MTU 120
1316 # define DTLS_CTRL_GET_LINK_MIN_MTU 121
1317 # define SSL_CTRL_GET_EXTMS_SUPPORT 122
1318 # define SSL_CTRL_SET_MIN_PROTO_VERSION 123
1319 # define SSL_CTRL_SET_MAX_PROTO_VERSION 124
1320 # define SSL_CTRL_SET_SPLIT_SEND_FRAGMENT 125
1321 # define SSL_CTRL_SET_MAX_PIPELINES 126
1322 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_TYPE 127
1323 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_CB 128
1324 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_CB_ARG 129
1325 # define SSL_CTRL_GET_MIN_PROTO_VERSION 130
1326 # define SSL_CTRL_GET_MAX_PROTO_VERSION 131
1327 # define SSL_CTRL_GET_SIGNATURE_NID 132
1328 # define SSL_CTRL_GET_TMP_KEY 133
1329 # define SSL_CTRL_GET_NEGOTIATED_GROUP 134
1330 # define SSL_CERT_SET_FIRST 1
1331 # define SSL_CERT_SET_NEXT 2
1332 # define SSL_CERT_SET_SERVER 3
1333 # define DTLSv1_get_timeout(ssl, arg) \
1334 SSL_ctrl(ssl,DTLS_CTRL_GET_TIMEOUT,0, (void *)(arg))
1335 # define DTLSv1_handle_timeout(ssl) \
1336 SSL_ctrl(ssl,DTLS_CTRL_HANDLE_TIMEOUT,0, NULL)
1337 # define SSL_num_renegotiations(ssl) \
1338 SSL_ctrl((ssl),SSL_CTRL_GET_NUM_RENEGOTIATIONS,0,NULL)
1339 # define SSL_clear_num_renegotiations(ssl) \
1340 SSL_ctrl((ssl),SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS,0,NULL)
1341 # define SSL_total_renegotiations(ssl) \
1342 SSL_ctrl((ssl),SSL_CTRL_GET_TOTAL_RENEGOTIATIONS,0,NULL)
1343 # define SSL_CTX_set_tmp_dh(ctx,dh) \
1344 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH,0,(char *)(dh))
1345 # define SSL_CTX_set_dh_auto(ctx, onoff) \
1346 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_DH_AUTO,onoff,NULL)
1347 # define SSL_set_dh_auto(s, onoff) \
1348 SSL_ctrl(s,SSL_CTRL_SET_DH_AUTO,onoff,NULL)
1349 # define SSL_set_tmp_dh(ssl,dh) \
1350 SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH,0,(char *)(dh))
1351 # ifndef OPENSSL_NO_DEPRECATED_3_0
1352 # define SSL_CTX_set_tmp_ecdh(ctx,ecdh) \
1353 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH,0,(char *)(ecdh))
1354 # define SSL_set_tmp_ecdh(ssl,ecdh) \
1355 SSL_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH,0,(char *)(ecdh))
1356 # endif
1357 # define SSL_CTX_add_extra_chain_cert(ctx,x509) \
1358 SSL_CTX_ctrl(ctx,SSL_CTRL_EXTRA_CHAIN_CERT,0,(char *)(x509))
1359 # define SSL_CTX_get_extra_chain_certs(ctx,px509) \
1360 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_EXTRA_CHAIN_CERTS,0,px509)
1361 # define SSL_CTX_get_extra_chain_certs_only(ctx,px509) \
1362 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_EXTRA_CHAIN_CERTS,1,px509)
1363 # define SSL_CTX_clear_extra_chain_certs(ctx) \
1364 SSL_CTX_ctrl(ctx,SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS,0,NULL)
1365 # define SSL_CTX_set0_chain(ctx,sk) \
1366 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN,0,(char *)(sk))
1367 # define SSL_CTX_set1_chain(ctx,sk) \
1368 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN,1,(char *)(sk))
1369 # define SSL_CTX_add0_chain_cert(ctx,x509) \
1370 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN_CERT,0,(char *)(x509))
1371 # define SSL_CTX_add1_chain_cert(ctx,x509) \
1372 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN_CERT,1,(char *)(x509))
1373 # define SSL_CTX_get0_chain_certs(ctx,px509) \
1374 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_CHAIN_CERTS,0,px509)
1375 # define SSL_CTX_clear_chain_certs(ctx) \
1376 SSL_CTX_set0_chain(ctx,NULL)
1377 # define SSL_CTX_build_cert_chain(ctx, flags) \
1378 SSL_CTX_ctrl(ctx,SSL_CTRL_BUILD_CERT_CHAIN, flags, NULL)
1379 # define SSL_CTX_select_current_cert(ctx,x509) \
1380 SSL_CTX_ctrl(ctx,SSL_CTRL_SELECT_CURRENT_CERT,0,(char *)(x509))
1381 # define SSL_CTX_set_current_cert(ctx, op) \
1382 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CURRENT_CERT, op, NULL)
1383 # define SSL_CTX_set0_verify_cert_store(ctx,st) \
1384 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_VERIFY_CERT_STORE,0,(char *)(st))
1385 # define SSL_CTX_set1_verify_cert_store(ctx,st) \
1386 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_VERIFY_CERT_STORE,1,(char *)(st))
1387 # define SSL_CTX_set0_chain_cert_store(ctx,st) \
1388 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CHAIN_CERT_STORE,0,(char *)(st))
1389 # define SSL_CTX_set1_chain_cert_store(ctx,st) \
1390 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CHAIN_CERT_STORE,1,(char *)(st))
1391 # define SSL_set0_chain(s,sk) \
1392 SSL_ctrl(s,SSL_CTRL_CHAIN,0,(char *)(sk))
1393 # define SSL_set1_chain(s,sk) \
1394 SSL_ctrl(s,SSL_CTRL_CHAIN,1,(char *)(sk))
1395 # define SSL_add0_chain_cert(s,x509) \
1396 SSL_ctrl(s,SSL_CTRL_CHAIN_CERT,0,(char *)(x509))
1397 # define SSL_add1_chain_cert(s,x509) \
1398 SSL_ctrl(s,SSL_CTRL_CHAIN_CERT,1,(char *)(x509))
1399 # define SSL_get0_chain_certs(s,px509) \
1400 SSL_ctrl(s,SSL_CTRL_GET_CHAIN_CERTS,0,px509)
1401 # define SSL_clear_chain_certs(s) \
1402 SSL_set0_chain(s,NULL)
1403 # define SSL_build_cert_chain(s, flags) \
1404 SSL_ctrl(s,SSL_CTRL_BUILD_CERT_CHAIN, flags, NULL)
1405 # define SSL_select_current_cert(s,x509) \
1406 SSL_ctrl(s,SSL_CTRL_SELECT_CURRENT_CERT,0,(char *)(x509))
1407 # define SSL_set_current_cert(s,op) \
1408 SSL_ctrl(s,SSL_CTRL_SET_CURRENT_CERT, op, NULL)
1409 # define SSL_set0_verify_cert_store(s,st) \
1410 SSL_ctrl(s,SSL_CTRL_SET_VERIFY_CERT_STORE,0,(char *)(st))
1411 # define SSL_set1_verify_cert_store(s,st) \
1412 SSL_ctrl(s,SSL_CTRL_SET_VERIFY_CERT_STORE,1,(char *)(st))
1413 # define SSL_set0_chain_cert_store(s,st) \
1414 SSL_ctrl(s,SSL_CTRL_SET_CHAIN_CERT_STORE,0,(char *)(st))
1415 # define SSL_set1_chain_cert_store(s,st) \
1416 SSL_ctrl(s,SSL_CTRL_SET_CHAIN_CERT_STORE,1,(char *)(st))
1417 # define SSL_get1_groups(s, glist) \
1418 SSL_ctrl(s,SSL_CTRL_GET_GROUPS,0,(int*)(glist))
1419 # define SSL_CTX_set1_groups(ctx, glist, glistlen) \
1420 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_GROUPS,glistlen,(char *)(glist))
1421 # define SSL_CTX_set1_groups_list(ctx, s) \
1422 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_GROUPS_LIST,0,(char *)(s))
1423 # define SSL_set1_groups(s, glist, glistlen) \
1424 SSL_ctrl(s,SSL_CTRL_SET_GROUPS,glistlen,(char *)(glist))
1425 # define SSL_set1_groups_list(s, str) \
1426 SSL_ctrl(s,SSL_CTRL_SET_GROUPS_LIST,0,(char *)(str))
1427 # define SSL_get_shared_group(s, n) \
1428 SSL_ctrl(s,SSL_CTRL_GET_SHARED_GROUP,n,NULL)
1429 # define SSL_get_negotiated_group(s) \
1430 SSL_ctrl(s,SSL_CTRL_GET_NEGOTIATED_GROUP,0,NULL)
1431 # define SSL_CTX_set1_sigalgs(ctx, slist, slistlen) \
1432 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SIGALGS,slistlen,(int *)(slist))
1433 # define SSL_CTX_set1_sigalgs_list(ctx, s) \
1434 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SIGALGS_LIST,0,(char *)(s))
1435 # define SSL_set1_sigalgs(s, slist, slistlen) \
1436 SSL_ctrl(s,SSL_CTRL_SET_SIGALGS,slistlen,(int *)(slist))
1437 # define SSL_set1_sigalgs_list(s, str) \
1438 SSL_ctrl(s,SSL_CTRL_SET_SIGALGS_LIST,0,(char *)(str))
1439 # define SSL_CTX_set1_client_sigalgs(ctx, slist, slistlen) \
1440 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS,slistlen,(int *)(slist))
1441 # define SSL_CTX_set1_client_sigalgs_list(ctx, s) \
1442 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS_LIST,0,(char *)(s))
1443 # define SSL_set1_client_sigalgs(s, slist, slistlen) \
1444 SSL_ctrl(s,SSL_CTRL_SET_CLIENT_SIGALGS,slistlen,(int *)(slist))
1445 # define SSL_set1_client_sigalgs_list(s, str) \
1446 SSL_ctrl(s,SSL_CTRL_SET_CLIENT_SIGALGS_LIST,0,(char *)(str))
1447 # define SSL_get0_certificate_types(s, clist) \
1448 SSL_ctrl(s, SSL_CTRL_GET_CLIENT_CERT_TYPES, 0, (char *)(clist))
1449 # define SSL_CTX_set1_client_certificate_types(ctx, clist, clistlen) \
1450 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_CERT_TYPES,clistlen, \
1451 (char *)(clist))
1452 # define SSL_set1_client_certificate_types(s, clist, clistlen) \
1453 SSL_ctrl(s,SSL_CTRL_SET_CLIENT_CERT_TYPES,clistlen,(char *)(clist))
1454 # define SSL_get_signature_nid(s, pn) \
1455 SSL_ctrl(s,SSL_CTRL_GET_SIGNATURE_NID,0,pn)
1456 # define SSL_get_peer_signature_nid(s, pn) \
1457 SSL_ctrl(s,SSL_CTRL_GET_PEER_SIGNATURE_NID,0,pn)
1458 # define SSL_get_peer_tmp_key(s, pk) \
1459 SSL_ctrl(s,SSL_CTRL_GET_PEER_TMP_KEY,0,pk)
1460 # define SSL_get_tmp_key(s, pk) \
1461 SSL_ctrl(s,SSL_CTRL_GET_TMP_KEY,0,pk)
1462 # define SSL_get0_raw_cipherlist(s, plst) \
1463 SSL_ctrl(s,SSL_CTRL_GET_RAW_CIPHERLIST,0,plst)
1464 # define SSL_get0_ec_point_formats(s, plst) \
1465 SSL_ctrl(s,SSL_CTRL_GET_EC_POINT_FORMATS,0,plst)
1466 # define SSL_CTX_set_min_proto_version(ctx, version) \
1467 SSL_CTX_ctrl(ctx, SSL_CTRL_SET_MIN_PROTO_VERSION, version, NULL)
1468 # define SSL_CTX_set_max_proto_version(ctx, version) \
1469 SSL_CTX_ctrl(ctx, SSL_CTRL_SET_MAX_PROTO_VERSION, version, NULL)
1470 # define SSL_CTX_get_min_proto_version(ctx) \
1471 SSL_CTX_ctrl(ctx, SSL_CTRL_GET_MIN_PROTO_VERSION, 0, NULL)
1472 # define SSL_CTX_get_max_proto_version(ctx) \
1473 SSL_CTX_ctrl(ctx, SSL_CTRL_GET_MAX_PROTO_VERSION, 0, NULL)
1474 # define SSL_set_min_proto_version(s, version) \
1475 SSL_ctrl(s, SSL_CTRL_SET_MIN_PROTO_VERSION, version, NULL)
1476 # define SSL_set_max_proto_version(s, version) \
1477 SSL_ctrl(s, SSL_CTRL_SET_MAX_PROTO_VERSION, version, NULL)
1478 # define SSL_get_min_proto_version(s) \
1479 SSL_ctrl(s, SSL_CTRL_GET_MIN_PROTO_VERSION, 0, NULL)
1480 # define SSL_get_max_proto_version(s) \
1481 SSL_ctrl(s, SSL_CTRL_GET_MAX_PROTO_VERSION, 0, NULL)
1482
1483 /* Backwards compatibility, original 1.1.0 names */
1484 # define SSL_CTRL_GET_SERVER_TMP_KEY \
1485 SSL_CTRL_GET_PEER_TMP_KEY
1486 # define SSL_get_server_tmp_key(s, pk) \
1487 SSL_get_peer_tmp_key(s, pk)
1488
1489 /*
1490 * The following symbol names are old and obsolete. They are kept
1491 * for compatibility reasons only and should not be used anymore.
1492 */
1493 # define SSL_CTRL_GET_CURVES SSL_CTRL_GET_GROUPS
1494 # define SSL_CTRL_SET_CURVES SSL_CTRL_SET_GROUPS
1495 # define SSL_CTRL_SET_CURVES_LIST SSL_CTRL_SET_GROUPS_LIST
1496 # define SSL_CTRL_GET_SHARED_CURVE SSL_CTRL_GET_SHARED_GROUP
1497
1498 # define SSL_get1_curves SSL_get1_groups
1499 # define SSL_CTX_set1_curves SSL_CTX_set1_groups
1500 # define SSL_CTX_set1_curves_list SSL_CTX_set1_groups_list
1501 # define SSL_set1_curves SSL_set1_groups
1502 # define SSL_set1_curves_list SSL_set1_groups_list
1503 # define SSL_get_shared_curve SSL_get_shared_group
1504
1505
1506 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
1507 /* Provide some compatibility macros for removed functionality. */
1508 # define SSL_CTX_need_tmp_RSA(ctx) 0
1509 # define SSL_CTX_set_tmp_rsa(ctx,rsa) 1
1510 # define SSL_need_tmp_RSA(ssl) 0
1511 # define SSL_set_tmp_rsa(ssl,rsa) 1
1512 # define SSL_CTX_set_ecdh_auto(dummy, onoff) ((onoff) != 0)
1513 # define SSL_set_ecdh_auto(dummy, onoff) ((onoff) != 0)
1514 /*
1515 * We "pretend" to call the callback to avoid warnings about unused static
1516 * functions.
1517 */
1518 # define SSL_CTX_set_tmp_rsa_callback(ctx, cb) while(0) (cb)(NULL, 0, 0)
1519 # define SSL_set_tmp_rsa_callback(ssl, cb) while(0) (cb)(NULL, 0, 0)
1520 # endif
1521 __owur const BIO_METHOD *BIO_f_ssl(void);
1522 __owur BIO *BIO_new_ssl(SSL_CTX *ctx, int client);
1523 __owur BIO *BIO_new_ssl_connect(SSL_CTX *ctx);
1524 __owur BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx);
1525 __owur int BIO_ssl_copy_session_id(BIO *to, BIO *from);
1526 void BIO_ssl_shutdown(BIO *ssl_bio);
1527
1528 __owur int SSL_CTX_set_cipher_list(SSL_CTX *, const char *str);
1529 __owur SSL_CTX *SSL_CTX_new(const SSL_METHOD *meth);
1530 __owur SSL_CTX *SSL_CTX_new_with_libctx(OPENSSL_CTX *libctx, const char *propq,
1531 const SSL_METHOD *meth);
1532 int SSL_CTX_up_ref(SSL_CTX *ctx);
1533 void SSL_CTX_free(SSL_CTX *);
1534 __owur long SSL_CTX_set_timeout(SSL_CTX *ctx, long t);
1535 __owur long SSL_CTX_get_timeout(const SSL_CTX *ctx);
1536 __owur X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *);
1537 void SSL_CTX_set_cert_store(SSL_CTX *, X509_STORE *);
1538 void SSL_CTX_set1_cert_store(SSL_CTX *, X509_STORE *);
1539 __owur int SSL_want(const SSL *s);
1540 __owur int SSL_clear(SSL *s);
1541
1542 void SSL_CTX_flush_sessions(SSL_CTX *ctx, long tm);
1543
1544 __owur const SSL_CIPHER *SSL_get_current_cipher(const SSL *s);
1545 __owur const SSL_CIPHER *SSL_get_pending_cipher(const SSL *s);
1546 __owur int SSL_CIPHER_get_bits(const SSL_CIPHER *c, int *alg_bits);
1547 __owur const char *SSL_CIPHER_get_version(const SSL_CIPHER *c);
1548 __owur const char *SSL_CIPHER_get_name(const SSL_CIPHER *c);
1549 __owur const char *SSL_CIPHER_standard_name(const SSL_CIPHER *c);
1550 __owur const char *OPENSSL_cipher_name(const char *rfc_name);
1551 __owur uint32_t SSL_CIPHER_get_id(const SSL_CIPHER *c);
1552 __owur uint16_t SSL_CIPHER_get_protocol_id(const SSL_CIPHER *c);
1553 __owur int SSL_CIPHER_get_kx_nid(const SSL_CIPHER *c);
1554 __owur int SSL_CIPHER_get_auth_nid(const SSL_CIPHER *c);
1555 __owur const EVP_MD *SSL_CIPHER_get_handshake_digest(const SSL_CIPHER *c);
1556 __owur int SSL_CIPHER_is_aead(const SSL_CIPHER *c);
1557
1558 __owur int SSL_get_fd(const SSL *s);
1559 __owur int SSL_get_rfd(const SSL *s);
1560 __owur int SSL_get_wfd(const SSL *s);
1561 __owur const char *SSL_get_cipher_list(const SSL *s, int n);
1562 __owur char *SSL_get_shared_ciphers(const SSL *s, char *buf, int size);
1563 __owur int SSL_get_read_ahead(const SSL *s);
1564 __owur int SSL_pending(const SSL *s);
1565 __owur int SSL_has_pending(const SSL *s);
1566 # ifndef OPENSSL_NO_SOCK
1567 __owur int SSL_set_fd(SSL *s, int fd);
1568 __owur int SSL_set_rfd(SSL *s, int fd);
1569 __owur int SSL_set_wfd(SSL *s, int fd);
1570 # endif
1571 void SSL_set0_rbio(SSL *s, BIO *rbio);
1572 void SSL_set0_wbio(SSL *s, BIO *wbio);
1573 void SSL_set_bio(SSL *s, BIO *rbio, BIO *wbio);
1574 __owur BIO *SSL_get_rbio(const SSL *s);
1575 __owur BIO *SSL_get_wbio(const SSL *s);
1576 __owur int SSL_set_cipher_list(SSL *s, const char *str);
1577 __owur int SSL_CTX_set_ciphersuites(SSL_CTX *ctx, const char *str);
1578 __owur int SSL_set_ciphersuites(SSL *s, const char *str);
1579 void SSL_set_read_ahead(SSL *s, int yes);
1580 __owur int SSL_get_verify_mode(const SSL *s);
1581 __owur int SSL_get_verify_depth(const SSL *s);
1582 __owur SSL_verify_cb SSL_get_verify_callback(const SSL *s);
1583 void SSL_set_verify(SSL *s, int mode, SSL_verify_cb callback);
1584 void SSL_set_verify_depth(SSL *s, int depth);
1585 void SSL_set_cert_cb(SSL *s, int (*cb) (SSL *ssl, void *arg), void *arg);
1586 # ifndef OPENSSL_NO_RSA
1587 __owur int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa);
1588 __owur int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, const unsigned char *d,
1589 long len);
1590 # endif
1591 __owur int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey);
1592 __owur int SSL_use_PrivateKey_ASN1(int pk, SSL *ssl, const unsigned char *d,
1593 long len);
1594 __owur int SSL_use_certificate(SSL *ssl, X509 *x);
1595 __owur int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len);
1596 __owur int SSL_use_cert_and_key(SSL *ssl, X509 *x509, EVP_PKEY *privatekey,
1597 STACK_OF(X509) *chain, int override);
1598
1599
1600 /* serverinfo file format versions */
1601 # define SSL_SERVERINFOV1 1
1602 # define SSL_SERVERINFOV2 2
1603
1604 /* Set serverinfo data for the current active cert. */
1605 __owur int SSL_CTX_use_serverinfo(SSL_CTX *ctx, const unsigned char *serverinfo,
1606 size_t serverinfo_length);
1607 __owur int SSL_CTX_use_serverinfo_ex(SSL_CTX *ctx, unsigned int version,
1608 const unsigned char *serverinfo,
1609 size_t serverinfo_length);
1610 __owur int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file);
1611
1612 #ifndef OPENSSL_NO_RSA
1613 __owur int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type);
1614 #endif
1615
1616 __owur int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type);
1617 __owur int SSL_use_certificate_file(SSL *ssl, const char *file, int type);
1618
1619 #ifndef OPENSSL_NO_RSA
1620 __owur int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file,
1621 int type);
1622 #endif
1623 __owur int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file,
1624 int type);
1625 __owur int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file,
1626 int type);
1627 /* PEM type */
1628 __owur int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file);
1629 __owur int SSL_use_certificate_chain_file(SSL *ssl, const char *file);
1630 __owur STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file);
1631 __owur int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1632 const char *file);
1633 int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1634 const char *dir);
1635 int SSL_add_store_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1636 const char *uri);
1637
1638 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
1639 # define SSL_load_error_strings() \
1640 OPENSSL_init_ssl(OPENSSL_INIT_LOAD_SSL_STRINGS \
1641 | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL)
1642 # endif
1643
1644 __owur const char *SSL_state_string(const SSL *s);
1645 __owur const char *SSL_rstate_string(const SSL *s);
1646 __owur const char *SSL_state_string_long(const SSL *s);
1647 __owur const char *SSL_rstate_string_long(const SSL *s);
1648 __owur long SSL_SESSION_get_time(const SSL_SESSION *s);
1649 __owur long SSL_SESSION_set_time(SSL_SESSION *s, long t);
1650 __owur long SSL_SESSION_get_timeout(const SSL_SESSION *s);
1651 __owur long SSL_SESSION_set_timeout(SSL_SESSION *s, long t);
1652 __owur int SSL_SESSION_get_protocol_version(const SSL_SESSION *s);
1653 __owur int SSL_SESSION_set_protocol_version(SSL_SESSION *s, int version);
1654
1655 __owur const char *SSL_SESSION_get0_hostname(const SSL_SESSION *s);
1656 __owur int SSL_SESSION_set1_hostname(SSL_SESSION *s, const char *hostname);
1657 void SSL_SESSION_get0_alpn_selected(const SSL_SESSION *s,
1658 const unsigned char **alpn,
1659 size_t *len);
1660 __owur int SSL_SESSION_set1_alpn_selected(SSL_SESSION *s,
1661 const unsigned char *alpn,
1662 size_t len);
1663 __owur const SSL_CIPHER *SSL_SESSION_get0_cipher(const SSL_SESSION *s);
1664 __owur int SSL_SESSION_set_cipher(SSL_SESSION *s, const SSL_CIPHER *cipher);
1665 __owur int SSL_SESSION_has_ticket(const SSL_SESSION *s);
1666 __owur unsigned long SSL_SESSION_get_ticket_lifetime_hint(const SSL_SESSION *s);
1667 void SSL_SESSION_get0_ticket(const SSL_SESSION *s, const unsigned char **tick,
1668 size_t *len);
1669 __owur uint32_t SSL_SESSION_get_max_early_data(const SSL_SESSION *s);
1670 __owur int SSL_SESSION_set_max_early_data(SSL_SESSION *s,
1671 uint32_t max_early_data);
1672 __owur int SSL_copy_session_id(SSL *to, const SSL *from);
1673 __owur X509 *SSL_SESSION_get0_peer(SSL_SESSION *s);
1674 __owur int SSL_SESSION_set1_id_context(SSL_SESSION *s,
1675 const unsigned char *sid_ctx,
1676 unsigned int sid_ctx_len);
1677 __owur int SSL_SESSION_set1_id(SSL_SESSION *s, const unsigned char *sid,
1678 unsigned int sid_len);
1679 __owur int SSL_SESSION_is_resumable(const SSL_SESSION *s);
1680
1681 __owur SSL_SESSION *SSL_SESSION_new(void);
1682 __owur SSL_SESSION *SSL_SESSION_dup(const SSL_SESSION *src);
1683 const unsigned char *SSL_SESSION_get_id(const SSL_SESSION *s,
1684 unsigned int *len);
1685 const unsigned char *SSL_SESSION_get0_id_context(const SSL_SESSION *s,
1686 unsigned int *len);
1687 __owur unsigned int SSL_SESSION_get_compress_id(const SSL_SESSION *s);
1688 # ifndef OPENSSL_NO_STDIO
1689 int SSL_SESSION_print_fp(FILE *fp, const SSL_SESSION *ses);
1690 # endif
1691 int SSL_SESSION_print(BIO *fp, const SSL_SESSION *ses);
1692 int SSL_SESSION_print_keylog(BIO *bp, const SSL_SESSION *x);
1693 int SSL_SESSION_up_ref(SSL_SESSION *ses);
1694 void SSL_SESSION_free(SSL_SESSION *ses);
1695 __owur int i2d_SSL_SESSION(const SSL_SESSION *in, unsigned char **pp);
1696 __owur int SSL_set_session(SSL *to, SSL_SESSION *session);
1697 int SSL_CTX_add_session(SSL_CTX *ctx, SSL_SESSION *session);
1698 int SSL_CTX_remove_session(SSL_CTX *ctx, SSL_SESSION *session);
1699 __owur int SSL_CTX_set_generate_session_id(SSL_CTX *ctx, GEN_SESSION_CB cb);
1700 __owur int SSL_set_generate_session_id(SSL *s, GEN_SESSION_CB cb);
1701 __owur int SSL_has_matching_session_id(const SSL *s,
1702 const unsigned char *id,
1703 unsigned int id_len);
1704 SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
1705 long length);
1706
1707 # ifdef OPENSSL_X509_H
1708 __owur X509 *SSL_get_peer_certificate(const SSL *s);
1709 # endif
1710
1711 __owur STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s);
1712
1713 __owur int SSL_CTX_get_verify_mode(const SSL_CTX *ctx);
1714 __owur int SSL_CTX_get_verify_depth(const SSL_CTX *ctx);
1715 __owur SSL_verify_cb SSL_CTX_get_verify_callback(const SSL_CTX *ctx);
1716 void SSL_CTX_set_verify(SSL_CTX *ctx, int mode, SSL_verify_cb callback);
1717 void SSL_CTX_set_verify_depth(SSL_CTX *ctx, int depth);
1718 void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx,
1719 int (*cb) (X509_STORE_CTX *, void *),
1720 void *arg);
1721 void SSL_CTX_set_cert_cb(SSL_CTX *c, int (*cb) (SSL *ssl, void *arg),
1722 void *arg);
1723 # ifndef OPENSSL_NO_RSA
1724 __owur int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa);
1725 __owur int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d,
1726 long len);
1727 # endif
1728 __owur int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey);
1729 __owur int SSL_CTX_use_PrivateKey_ASN1(int pk, SSL_CTX *ctx,
1730 const unsigned char *d, long len);
1731 __owur int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x);
1732 __owur int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len,
1733 const unsigned char *d);
1734 __owur int SSL_CTX_use_cert_and_key(SSL_CTX *ctx, X509 *x509, EVP_PKEY *privatekey,
1735 STACK_OF(X509) *chain, int override);
1736
1737 void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb);
1738 void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *u);
1739 pem_password_cb *SSL_CTX_get_default_passwd_cb(SSL_CTX *ctx);
1740 void *SSL_CTX_get_default_passwd_cb_userdata(SSL_CTX *ctx);
1741 void SSL_set_default_passwd_cb(SSL *s, pem_password_cb *cb);
1742 void SSL_set_default_passwd_cb_userdata(SSL *s, void *u);
1743 pem_password_cb *SSL_get_default_passwd_cb(SSL *s);
1744 void *SSL_get_default_passwd_cb_userdata(SSL *s);
1745
1746 __owur int SSL_CTX_check_private_key(const SSL_CTX *ctx);
1747 __owur int SSL_check_private_key(const SSL *ctx);
1748
1749 __owur int SSL_CTX_set_session_id_context(SSL_CTX *ctx,
1750 const unsigned char *sid_ctx,
1751 unsigned int sid_ctx_len);
1752
1753 SSL *SSL_new(SSL_CTX *ctx);
1754 int SSL_up_ref(SSL *s);
1755 int SSL_is_dtls(const SSL *s);
1756 __owur int SSL_set_session_id_context(SSL *ssl, const unsigned char *sid_ctx,
1757 unsigned int sid_ctx_len);
1758
1759 __owur int SSL_CTX_set_purpose(SSL_CTX *ctx, int purpose);
1760 __owur int SSL_set_purpose(SSL *ssl, int purpose);
1761 __owur int SSL_CTX_set_trust(SSL_CTX *ctx, int trust);
1762 __owur int SSL_set_trust(SSL *ssl, int trust);
1763
1764 __owur int SSL_set1_host(SSL *s, const char *hostname);
1765 __owur int SSL_add1_host(SSL *s, const char *hostname);
1766 __owur const char *SSL_get0_peername(SSL *s);
1767 void SSL_set_hostflags(SSL *s, unsigned int flags);
1768
1769 __owur int SSL_CTX_dane_enable(SSL_CTX *ctx);
1770 __owur int SSL_CTX_dane_mtype_set(SSL_CTX *ctx, const EVP_MD *md,
1771 uint8_t mtype, uint8_t ord);
1772 __owur int SSL_dane_enable(SSL *s, const char *basedomain);
1773 __owur int SSL_dane_tlsa_add(SSL *s, uint8_t usage, uint8_t selector,
1774 uint8_t mtype, unsigned const char *data, size_t dlen);
1775 __owur int SSL_get0_dane_authority(SSL *s, X509 **mcert, EVP_PKEY **mspki);
1776 __owur int SSL_get0_dane_tlsa(SSL *s, uint8_t *usage, uint8_t *selector,
1777 uint8_t *mtype, unsigned const char **data,
1778 size_t *dlen);
1779 /*
1780 * Bridge opacity barrier between libcrypt and libssl, also needed to support
1781 * offline testing in test/danetest.c
1782 */
1783 SSL_DANE *SSL_get0_dane(SSL *ssl);
1784 /*
1785 * DANE flags
1786 */
1787 unsigned long SSL_CTX_dane_set_flags(SSL_CTX *ctx, unsigned long flags);
1788 unsigned long SSL_CTX_dane_clear_flags(SSL_CTX *ctx, unsigned long flags);
1789 unsigned long SSL_dane_set_flags(SSL *ssl, unsigned long flags);
1790 unsigned long SSL_dane_clear_flags(SSL *ssl, unsigned long flags);
1791
1792 __owur int SSL_CTX_set1_param(SSL_CTX *ctx, X509_VERIFY_PARAM *vpm);
1793 __owur int SSL_set1_param(SSL *ssl, X509_VERIFY_PARAM *vpm);
1794
1795 __owur X509_VERIFY_PARAM *SSL_CTX_get0_param(SSL_CTX *ctx);
1796 __owur X509_VERIFY_PARAM *SSL_get0_param(SSL *ssl);
1797
1798 # ifndef OPENSSL_NO_SRP
1799 int SSL_CTX_set_srp_username(SSL_CTX *ctx, char *name);
1800 int SSL_CTX_set_srp_password(SSL_CTX *ctx, char *password);
1801 int SSL_CTX_set_srp_strength(SSL_CTX *ctx, int strength);
1802 int SSL_CTX_set_srp_client_pwd_callback(SSL_CTX *ctx,
1803 char *(*cb) (SSL *, void *));
1804 int SSL_CTX_set_srp_verify_param_callback(SSL_CTX *ctx,
1805 int (*cb) (SSL *, void *));
1806 int SSL_CTX_set_srp_username_callback(SSL_CTX *ctx,
1807 int (*cb) (SSL *, int *, void *));
1808 int SSL_CTX_set_srp_cb_arg(SSL_CTX *ctx, void *arg);
1809
1810 int SSL_set_srp_server_param(SSL *s, const BIGNUM *N, const BIGNUM *g,
1811 BIGNUM *sa, BIGNUM *v, char *info);
1812 int SSL_set_srp_server_param_pw(SSL *s, const char *user, const char *pass,
1813 const char *grp);
1814
1815 __owur BIGNUM *SSL_get_srp_g(SSL *s);
1816 __owur BIGNUM *SSL_get_srp_N(SSL *s);
1817
1818 __owur char *SSL_get_srp_username(SSL *s);
1819 __owur char *SSL_get_srp_userinfo(SSL *s);
1820 # endif
1821
1822 /*
1823 * ClientHello callback and helpers.
1824 */
1825
1826 # define SSL_CLIENT_HELLO_SUCCESS 1
1827 # define SSL_CLIENT_HELLO_ERROR 0
1828 # define SSL_CLIENT_HELLO_RETRY (-1)
1829
1830 typedef int (*SSL_client_hello_cb_fn) (SSL *s, int *al, void *arg);
1831 void SSL_CTX_set_client_hello_cb(SSL_CTX *c, SSL_client_hello_cb_fn cb,
1832 void *arg);
1833 int SSL_client_hello_isv2(SSL *s);
1834 unsigned int SSL_client_hello_get0_legacy_version(SSL *s);
1835 size_t SSL_client_hello_get0_random(SSL *s, const unsigned char **out);
1836 size_t SSL_client_hello_get0_session_id(SSL *s, const unsigned char **out);
1837 size_t SSL_client_hello_get0_ciphers(SSL *s, const unsigned char **out);
1838 size_t SSL_client_hello_get0_compression_methods(SSL *s,
1839 const unsigned char **out);
1840 int SSL_client_hello_get1_extensions_present(SSL *s, int **out, size_t *outlen);
1841 int SSL_client_hello_get0_ext(SSL *s, unsigned int type,
1842 const unsigned char **out, size_t *outlen);
1843
1844 void SSL_certs_clear(SSL *s);
1845 void SSL_free(SSL *ssl);
1846 # ifdef OSSL_ASYNC_FD
1847 /*
1848 * Windows application developer has to include windows.h to use these.
1849 */
1850 __owur int SSL_waiting_for_async(SSL *s);
1851 __owur int SSL_get_all_async_fds(SSL *s, OSSL_ASYNC_FD *fds, size_t *numfds);
1852 __owur int SSL_get_changed_async_fds(SSL *s, OSSL_ASYNC_FD *addfd,
1853 size_t *numaddfds, OSSL_ASYNC_FD *delfd,
1854 size_t *numdelfds);
1855 __owur int SSL_CTX_set_async_callback(SSL_CTX *ctx, SSL_async_callback_fn callback);
1856 __owur int SSL_CTX_set_async_callback_arg(SSL_CTX *ctx, void *arg);
1857 __owur int SSL_set_async_callback(SSL *s, SSL_async_callback_fn callback);
1858 __owur int SSL_set_async_callback_arg(SSL *s, void *arg);
1859 __owur int SSL_get_async_status(SSL *s, int *status);
1860
1861 # endif
1862 __owur int SSL_accept(SSL *ssl);
1863 __owur int SSL_stateless(SSL *s);
1864 __owur int SSL_connect(SSL *ssl);
1865 __owur int SSL_read(SSL *ssl, void *buf, int num);
1866 __owur int SSL_read_ex(SSL *ssl, void *buf, size_t num, size_t *readbytes);
1867
1868 # define SSL_READ_EARLY_DATA_ERROR 0
1869 # define SSL_READ_EARLY_DATA_SUCCESS 1
1870 # define SSL_READ_EARLY_DATA_FINISH 2
1871
1872 __owur int SSL_read_early_data(SSL *s, void *buf, size_t num,
1873 size_t *readbytes);
1874 __owur int SSL_peek(SSL *ssl, void *buf, int num);
1875 __owur int SSL_peek_ex(SSL *ssl, void *buf, size_t num, size_t *readbytes);
1876 __owur ossl_ssize_t SSL_sendfile(SSL *s, int fd, off_t offset, size_t size,
1877 int flags);
1878 __owur int SSL_write(SSL *ssl, const void *buf, int num);
1879 __owur int SSL_write_ex(SSL *s, const void *buf, size_t num, size_t *written);
1880 __owur int SSL_write_early_data(SSL *s, const void *buf, size_t num,
1881 size_t *written);
1882 long SSL_ctrl(SSL *ssl, int cmd, long larg, void *parg);
1883 long SSL_callback_ctrl(SSL *, int, void (*)(void));
1884 long SSL_CTX_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg);
1885 long SSL_CTX_callback_ctrl(SSL_CTX *, int, void (*)(void));
1886
1887 # define SSL_EARLY_DATA_NOT_SENT 0
1888 # define SSL_EARLY_DATA_REJECTED 1
1889 # define SSL_EARLY_DATA_ACCEPTED 2
1890
1891 __owur int SSL_get_early_data_status(const SSL *s);
1892
1893 __owur int SSL_get_error(const SSL *s, int ret_code);
1894 __owur const char *SSL_get_version(const SSL *s);
1895
1896 /* This sets the 'default' SSL version that SSL_new() will create */
1897 __owur int SSL_CTX_set_ssl_version(SSL_CTX *ctx, const SSL_METHOD *meth);
1898
1899 # ifndef OPENSSL_NO_SSL3_METHOD
1900 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *SSLv3_method(void)) /* SSLv3 */
1901 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *SSLv3_server_method(void))
1902 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *SSLv3_client_method(void))
1903 # endif
1904
1905 #define SSLv23_method TLS_method
1906 #define SSLv23_server_method TLS_server_method
1907 #define SSLv23_client_method TLS_client_method
1908
1909 /* Negotiate highest available SSL/TLS version */
1910 __owur const SSL_METHOD *TLS_method(void);
1911 __owur const SSL_METHOD *TLS_server_method(void);
1912 __owur const SSL_METHOD *TLS_client_method(void);
1913
1914 # ifndef OPENSSL_NO_TLS1_METHOD
1915 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_method(void)) /* TLSv1.0 */
1916 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_server_method(void))
1917 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_client_method(void))
1918 # endif
1919
1920 # ifndef OPENSSL_NO_TLS1_1_METHOD
1921 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_1_method(void)) /* TLSv1.1 */
1922 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_1_server_method(void))
1923 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_1_client_method(void))
1924 # endif
1925
1926 # ifndef OPENSSL_NO_TLS1_2_METHOD
1927 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_2_method(void)) /* TLSv1.2 */
1928 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_2_server_method(void))
1929 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_2_client_method(void))
1930 # endif
1931
1932 # ifndef OPENSSL_NO_DTLS1_METHOD
1933 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_method(void)) /* DTLSv1.0 */
1934 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_server_method(void))
1935 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_client_method(void))
1936 # endif
1937
1938 # ifndef OPENSSL_NO_DTLS1_2_METHOD
1939 /* DTLSv1.2 */
1940 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_2_method(void))
1941 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_2_server_method(void))
1942 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_2_client_method(void))
1943 # endif
1944
1945 __owur const SSL_METHOD *DTLS_method(void); /* DTLS 1.0 and 1.2 */
1946 __owur const SSL_METHOD *DTLS_server_method(void); /* DTLS 1.0 and 1.2 */
1947 __owur const SSL_METHOD *DTLS_client_method(void); /* DTLS 1.0 and 1.2 */
1948
1949 __owur size_t DTLS_get_data_mtu(const SSL *s);
1950
1951 __owur STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s);
1952 __owur STACK_OF(SSL_CIPHER) *SSL_CTX_get_ciphers(const SSL_CTX *ctx);
1953 __owur STACK_OF(SSL_CIPHER) *SSL_get_client_ciphers(const SSL *s);
1954 __owur STACK_OF(SSL_CIPHER) *SSL_get1_supported_ciphers(SSL *s);
1955
1956 __owur int SSL_do_handshake(SSL *s);
1957 int SSL_key_update(SSL *s, int updatetype);
1958 int SSL_get_key_update_type(const SSL *s);
1959 int SSL_renegotiate(SSL *s);
1960 int SSL_renegotiate_abbreviated(SSL *s);
1961 __owur int SSL_renegotiate_pending(const SSL *s);
1962 int SSL_shutdown(SSL *s);
1963 __owur int SSL_verify_client_post_handshake(SSL *s);
1964 void SSL_CTX_set_post_handshake_auth(SSL_CTX *ctx, int val);
1965 void SSL_set_post_handshake_auth(SSL *s, int val);
1966
1967 __owur const SSL_METHOD *SSL_CTX_get_ssl_method(const SSL_CTX *ctx);
1968 __owur const SSL_METHOD *SSL_get_ssl_method(const SSL *s);
1969 __owur int SSL_set_ssl_method(SSL *s, const SSL_METHOD *method);
1970 __owur const char *SSL_alert_type_string_long(int value);
1971 __owur const char *SSL_alert_type_string(int value);
1972 __owur const char *SSL_alert_desc_string_long(int value);
1973 __owur const char *SSL_alert_desc_string(int value);
1974
1975 void SSL_set0_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
1976 void SSL_CTX_set0_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
1977 __owur const STACK_OF(X509_NAME) *SSL_get0_CA_list(const SSL *s);
1978 __owur const STACK_OF(X509_NAME) *SSL_CTX_get0_CA_list(const SSL_CTX *ctx);
1979 __owur int SSL_add1_to_CA_list(SSL *ssl, const X509 *x);
1980 __owur int SSL_CTX_add1_to_CA_list(SSL_CTX *ctx, const X509 *x);
1981 __owur const STACK_OF(X509_NAME) *SSL_get0_peer_CA_list(const SSL *s);
1982
1983 void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
1984 void SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
1985 __owur STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s);
1986 __owur STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *s);
1987 __owur int SSL_add_client_CA(SSL *ssl, X509 *x);
1988 __owur int SSL_CTX_add_client_CA(SSL_CTX *ctx, X509 *x);
1989
1990 void SSL_set_connect_state(SSL *s);
1991 void SSL_set_accept_state(SSL *s);
1992
1993 __owur long SSL_get_default_timeout(const SSL *s);
1994
1995 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
1996 # define SSL_library_init() OPENSSL_init_ssl(0, NULL)
1997 # endif
1998
1999 __owur char *SSL_CIPHER_description(const SSL_CIPHER *, char *buf, int size);
2000 __owur STACK_OF(X509_NAME) *SSL_dup_CA_list(const STACK_OF(X509_NAME) *sk);
2001
2002 __owur SSL *SSL_dup(SSL *ssl);
2003
2004 __owur X509 *SSL_get_certificate(const SSL *ssl);
2005 /*
2006 * EVP_PKEY
2007 */
2008 struct evp_pkey_st *SSL_get_privatekey(const SSL *ssl);
2009
2010 __owur X509 *SSL_CTX_get0_certificate(const SSL_CTX *ctx);
2011 __owur EVP_PKEY *SSL_CTX_get0_privatekey(const SSL_CTX *ctx);
2012
2013 void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx, int mode);
2014 __owur int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx);
2015 void SSL_set_quiet_shutdown(SSL *ssl, int mode);
2016 __owur int SSL_get_quiet_shutdown(const SSL *ssl);
2017 void SSL_set_shutdown(SSL *ssl, int mode);
2018 __owur int SSL_get_shutdown(const SSL *ssl);
2019 __owur int SSL_version(const SSL *ssl);
2020 __owur int SSL_client_version(const SSL *s);
2021 __owur int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx);
2022 __owur int SSL_CTX_set_default_verify_dir(SSL_CTX *ctx);
2023 __owur int SSL_CTX_set_default_verify_file(SSL_CTX *ctx);
2024 __owur int SSL_CTX_set_default_verify_store(SSL_CTX *ctx);
2025 __owur int SSL_CTX_load_verify_file(SSL_CTX *ctx, const char *CAfile);
2026 __owur int SSL_CTX_load_verify_dir(SSL_CTX *ctx, const char *CApath);
2027 __owur int SSL_CTX_load_verify_store(SSL_CTX *ctx, const char *CAstore);
2028 DEPRECATEDIN_3_0(__owur int SSL_CTX_load_verify_locations(SSL_CTX *ctx,
2029 const char *CAfile,
2030 const char *CApath))
2031 # define SSL_get0_session SSL_get_session/* just peek at pointer */
2032 __owur SSL_SESSION *SSL_get_session(const SSL *ssl);
2033 __owur SSL_SESSION *SSL_get1_session(SSL *ssl); /* obtain a reference count */
2034 __owur SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl);
2035 SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX *ctx);
2036 void SSL_set_info_callback(SSL *ssl,
2037 void (*cb) (const SSL *ssl, int type, int val));
2038 void (*SSL_get_info_callback(const SSL *ssl)) (const SSL *ssl, int type,
2039 int val);
2040 __owur OSSL_HANDSHAKE_STATE SSL_get_state(const SSL *ssl);
2041
2042 void SSL_set_verify_result(SSL *ssl, long v);
2043 __owur long SSL_get_verify_result(const SSL *ssl);
2044 __owur STACK_OF(X509) *SSL_get0_verified_chain(const SSL *s);
2045
2046 __owur size_t SSL_get_client_random(const SSL *ssl, unsigned char *out,
2047 size_t outlen);
2048 __owur size_t SSL_get_server_random(const SSL *ssl, unsigned char *out,
2049 size_t outlen);
2050 __owur size_t SSL_SESSION_get_master_key(const SSL_SESSION *sess,
2051 unsigned char *out, size_t outlen);
2052 __owur int SSL_SESSION_set1_master_key(SSL_SESSION *sess,
2053 const unsigned char *in, size_t len);
2054 uint8_t SSL_SESSION_get_max_fragment_length(const SSL_SESSION *sess);
2055
2056 #define SSL_get_ex_new_index(l, p, newf, dupf, freef) \
2057 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL, l, p, newf, dupf, freef)
2058 __owur int SSL_set_ex_data(SSL *ssl, int idx, void *data);
2059 void *SSL_get_ex_data(const SSL *ssl, int idx);
2060 #define SSL_SESSION_get_ex_new_index(l, p, newf, dupf, freef) \
2061 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL_SESSION, l, p, newf, dupf, freef)
2062 __owur int SSL_SESSION_set_ex_data(SSL_SESSION *ss, int idx, void *data);
2063 void *SSL_SESSION_get_ex_data(const SSL_SESSION *ss, int idx);
2064 #define SSL_CTX_get_ex_new_index(l, p, newf, dupf, freef) \
2065 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL_CTX, l, p, newf, dupf, freef)
2066 __owur int SSL_CTX_set_ex_data(SSL_CTX *ssl, int idx, void *data);
2067 void *SSL_CTX_get_ex_data(const SSL_CTX *ssl, int idx);
2068
2069 __owur int SSL_get_ex_data_X509_STORE_CTX_idx(void);
2070
2071 # define SSL_CTX_sess_set_cache_size(ctx,t) \
2072 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_SIZE,t,NULL)
2073 # define SSL_CTX_sess_get_cache_size(ctx) \
2074 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_SIZE,0,NULL)
2075 # define SSL_CTX_set_session_cache_mode(ctx,m) \
2076 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_MODE,m,NULL)
2077 # define SSL_CTX_get_session_cache_mode(ctx) \
2078 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_MODE,0,NULL)
2079
2080 # define SSL_CTX_get_default_read_ahead(ctx) SSL_CTX_get_read_ahead(ctx)
2081 # define SSL_CTX_set_default_read_ahead(ctx,m) SSL_CTX_set_read_ahead(ctx,m)
2082 # define SSL_CTX_get_read_ahead(ctx) \
2083 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_READ_AHEAD,0,NULL)
2084 # define SSL_CTX_set_read_ahead(ctx,m) \
2085 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_READ_AHEAD,m,NULL)
2086 # define SSL_CTX_get_max_cert_list(ctx) \
2087 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
2088 # define SSL_CTX_set_max_cert_list(ctx,m) \
2089 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
2090 # define SSL_get_max_cert_list(ssl) \
2091 SSL_ctrl(ssl,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
2092 # define SSL_set_max_cert_list(ssl,m) \
2093 SSL_ctrl(ssl,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
2094
2095 # define SSL_CTX_set_max_send_fragment(ctx,m) \
2096 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
2097 # define SSL_set_max_send_fragment(ssl,m) \
2098 SSL_ctrl(ssl,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
2099 # define SSL_CTX_set_split_send_fragment(ctx,m) \
2100 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SPLIT_SEND_FRAGMENT,m,NULL)
2101 # define SSL_set_split_send_fragment(ssl,m) \
2102 SSL_ctrl(ssl,SSL_CTRL_SET_SPLIT_SEND_FRAGMENT,m,NULL)
2103 # define SSL_CTX_set_max_pipelines(ctx,m) \
2104 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_PIPELINES,m,NULL)
2105 # define SSL_set_max_pipelines(ssl,m) \
2106 SSL_ctrl(ssl,SSL_CTRL_SET_MAX_PIPELINES,m,NULL)
2107
2108 void SSL_CTX_set_default_read_buffer_len(SSL_CTX *ctx, size_t len);
2109 void SSL_set_default_read_buffer_len(SSL *s, size_t len);
2110
2111 # ifndef OPENSSL_NO_DH
2112 /* NB: the |keylength| is only applicable when is_export is true */
2113 void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,
2114 DH *(*dh) (SSL *ssl, int is_export,
2115 int keylength));
2116 void SSL_set_tmp_dh_callback(SSL *ssl,
2117 DH *(*dh) (SSL *ssl, int is_export,
2118 int keylength));
2119 # endif
2120
2121 __owur const COMP_METHOD *SSL_get_current_compression(const SSL *s);
2122 __owur const COMP_METHOD *SSL_get_current_expansion(const SSL *s);
2123 __owur const char *SSL_COMP_get_name(const COMP_METHOD *comp);
2124 __owur const char *SSL_COMP_get0_name(const SSL_COMP *comp);
2125 __owur int SSL_COMP_get_id(const SSL_COMP *comp);
2126 STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void);
2127 __owur STACK_OF(SSL_COMP) *SSL_COMP_set0_compression_methods(STACK_OF(SSL_COMP)
2128 *meths);
2129 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
2130 # define SSL_COMP_free_compression_methods() while(0) continue
2131 # endif
2132 __owur int SSL_COMP_add_compression_method(int id, COMP_METHOD *cm);
2133
2134 const SSL_CIPHER *SSL_CIPHER_find(SSL *ssl, const unsigned char *ptr);
2135 int SSL_CIPHER_get_cipher_nid(const SSL_CIPHER *c);
2136 int SSL_CIPHER_get_digest_nid(const SSL_CIPHER *c);
2137 int SSL_bytes_to_cipher_list(SSL *s, const unsigned char *bytes, size_t len,
2138 int isv2format, STACK_OF(SSL_CIPHER) **sk,
2139 STACK_OF(SSL_CIPHER) **scsvs);
2140
2141 /* TLS extensions functions */
2142 __owur int SSL_set_session_ticket_ext(SSL *s, void *ext_data, int ext_len);
2143
2144 __owur int SSL_set_session_ticket_ext_cb(SSL *s,
2145 tls_session_ticket_ext_cb_fn cb,
2146 void *arg);
2147
2148 /* Pre-shared secret session resumption functions */
2149 __owur int SSL_set_session_secret_cb(SSL *s,
2150 tls_session_secret_cb_fn session_secret_cb,
2151 void *arg);
2152
2153 void SSL_CTX_set_not_resumable_session_callback(SSL_CTX *ctx,
2154 int (*cb) (SSL *ssl,
2155 int
2156 is_forward_secure));
2157
2158 void SSL_set_not_resumable_session_callback(SSL *ssl,
2159 int (*cb) (SSL *ssl,
2160 int is_forward_secure));
2161
2162 void SSL_CTX_set_record_padding_callback(SSL_CTX *ctx,
2163 size_t (*cb) (SSL *ssl, int type,
2164 size_t len, void *arg));
2165 void SSL_CTX_set_record_padding_callback_arg(SSL_CTX *ctx, void *arg);
2166 void *SSL_CTX_get_record_padding_callback_arg(const SSL_CTX *ctx);
2167 int SSL_CTX_set_block_padding(SSL_CTX *ctx, size_t block_size);
2168
2169 void SSL_set_record_padding_callback(SSL *ssl,
2170 size_t (*cb) (SSL *ssl, int type,
2171 size_t len, void *arg));
2172 void SSL_set_record_padding_callback_arg(SSL *ssl, void *arg);
2173 void *SSL_get_record_padding_callback_arg(const SSL *ssl);
2174 int SSL_set_block_padding(SSL *ssl, size_t block_size);
2175
2176 int SSL_set_num_tickets(SSL *s, size_t num_tickets);
2177 size_t SSL_get_num_tickets(const SSL *s);
2178 int SSL_CTX_set_num_tickets(SSL_CTX *ctx, size_t num_tickets);
2179 size_t SSL_CTX_get_num_tickets(const SSL_CTX *ctx);
2180
2181 # ifndef OPENSSL_NO_DEPRECATED_1_1_0
2182 # define SSL_cache_hit(s) SSL_session_reused(s)
2183 # endif
2184
2185 __owur int SSL_session_reused(const SSL *s);
2186 __owur int SSL_is_server(const SSL *s);
2187
2188 __owur __owur SSL_CONF_CTX *SSL_CONF_CTX_new(void);
2189 int SSL_CONF_CTX_finish(SSL_CONF_CTX *cctx);
2190 void SSL_CONF_CTX_free(SSL_CONF_CTX *cctx);
2191 unsigned int SSL_CONF_CTX_set_flags(SSL_CONF_CTX *cctx, unsigned int flags);
2192 __owur unsigned int SSL_CONF_CTX_clear_flags(SSL_CONF_CTX *cctx,
2193 unsigned int flags);
2194 __owur int SSL_CONF_CTX_set1_prefix(SSL_CONF_CTX *cctx, const char *pre);
2195
2196 void SSL_CONF_CTX_set_ssl(SSL_CONF_CTX *cctx, SSL *ssl);
2197 void SSL_CONF_CTX_set_ssl_ctx(SSL_CONF_CTX *cctx, SSL_CTX *ctx);
2198
2199 __owur int SSL_CONF_cmd(SSL_CONF_CTX *cctx, const char *cmd, const char *value);
2200 __owur int SSL_CONF_cmd_argv(SSL_CONF_CTX *cctx, int *pargc, char ***pargv);
2201 __owur int SSL_CONF_cmd_value_type(SSL_CONF_CTX *cctx, const char *cmd);
2202
2203 void SSL_add_ssl_module(void);
2204 int SSL_config(SSL *s, const char *name);
2205 int SSL_CTX_config(SSL_CTX *ctx, const char *name);
2206
2207 # ifndef OPENSSL_NO_SSL_TRACE
2208 void SSL_trace(int write_p, int version, int content_type,
2209 const void *buf, size_t len, SSL *ssl, void *arg);
2210 # endif
2211
2212 # ifndef OPENSSL_NO_SOCK
2213 int DTLSv1_listen(SSL *s, BIO_ADDR *client);
2214 # endif
2215
2216 # ifndef OPENSSL_NO_CT
2217
2218 /*
2219 * A callback for verifying that the received SCTs are sufficient.
2220 * Expected to return 1 if they are sufficient, otherwise 0.
2221 * May return a negative integer if an error occurs.
2222 * A connection should be aborted if the SCTs are deemed insufficient.
2223 */
2224 typedef int (*ssl_ct_validation_cb)(const CT_POLICY_EVAL_CTX *ctx,
2225 const STACK_OF(SCT) *scts, void *arg);
2226
2227 /*
2228 * Sets a |callback| that is invoked upon receipt of ServerHelloDone to validate
2229 * the received SCTs.
2230 * If the callback returns a non-positive result, the connection is terminated.
2231 * Call this function before beginning a handshake.
2232 * If a NULL |callback| is provided, SCT validation is disabled.
2233 * |arg| is arbitrary userdata that will be passed to the callback whenever it
2234 * is invoked. Ownership of |arg| remains with the caller.
2235 *
2236 * NOTE: A side-effect of setting a CT callback is that an OCSP stapled response
2237 * will be requested.
2238 */
2239 int SSL_set_ct_validation_callback(SSL *s, ssl_ct_validation_cb callback,
2240 void *arg);
2241 int SSL_CTX_set_ct_validation_callback(SSL_CTX *ctx,
2242 ssl_ct_validation_cb callback,
2243 void *arg);
2244 #define SSL_disable_ct(s) \
2245 ((void) SSL_set_validation_callback((s), NULL, NULL))
2246 #define SSL_CTX_disable_ct(ctx) \
2247 ((void) SSL_CTX_set_validation_callback((ctx), NULL, NULL))
2248
2249 /*
2250 * The validation type enumerates the available behaviours of the built-in SSL
2251 * CT validation callback selected via SSL_enable_ct() and SSL_CTX_enable_ct().
2252 * The underlying callback is a static function in libssl.
2253 */
2254 enum {
2255 SSL_CT_VALIDATION_PERMISSIVE = 0,
2256 SSL_CT_VALIDATION_STRICT
2257 };
2258
2259 /*
2260 * Enable CT by setting up a callback that implements one of the built-in
2261 * validation variants. The SSL_CT_VALIDATION_PERMISSIVE variant always
2262 * continues the handshake, the application can make appropriate decisions at
2263 * handshake completion. The SSL_CT_VALIDATION_STRICT variant requires at
2264 * least one valid SCT, or else handshake termination will be requested. The
2265 * handshake may continue anyway if SSL_VERIFY_NONE is in effect.
2266 */
2267 int SSL_enable_ct(SSL *s, int validation_mode);
2268 int SSL_CTX_enable_ct(SSL_CTX *ctx, int validation_mode);
2269
2270 /*
2271 * Report whether a non-NULL callback is enabled.
2272 */
2273 int SSL_ct_is_enabled(const SSL *s);
2274 int SSL_CTX_ct_is_enabled(const SSL_CTX *ctx);
2275
2276 /* Gets the SCTs received from a connection */
2277 const STACK_OF(SCT) *SSL_get0_peer_scts(SSL *s);
2278
2279 /*
2280 * Loads the CT log list from the default location.
2281 * If a CTLOG_STORE has previously been set using SSL_CTX_set_ctlog_store,
2282 * the log information loaded from this file will be appended to the
2283 * CTLOG_STORE.
2284 * Returns 1 on success, 0 otherwise.
2285 */
2286 int SSL_CTX_set_default_ctlog_list_file(SSL_CTX *ctx);
2287
2288 /*
2289 * Loads the CT log list from the specified file path.
2290 * If a CTLOG_STORE has previously been set using SSL_CTX_set_ctlog_store,
2291 * the log information loaded from this file will be appended to the
2292 * CTLOG_STORE.
2293 * Returns 1 on success, 0 otherwise.
2294 */
2295 int SSL_CTX_set_ctlog_list_file(SSL_CTX *ctx, const char *path);
2296
2297 /*
2298 * Sets the CT log list used by all SSL connections created from this SSL_CTX.
2299 * Ownership of the CTLOG_STORE is transferred to the SSL_CTX.
2300 */
2301 void SSL_CTX_set0_ctlog_store(SSL_CTX *ctx, CTLOG_STORE *logs);
2302
2303 /*
2304 * Gets the CT log list used by all SSL connections created from this SSL_CTX.
2305 * This will be NULL unless one of the following functions has been called:
2306 * - SSL_CTX_set_default_ctlog_list_file
2307 * - SSL_CTX_set_ctlog_list_file
2308 * - SSL_CTX_set_ctlog_store
2309 */
2310 const CTLOG_STORE *SSL_CTX_get0_ctlog_store(const SSL_CTX *ctx);
2311
2312 # endif /* OPENSSL_NO_CT */
2313
2314 /* What the "other" parameter contains in security callback */
2315 /* Mask for type */
2316 # define SSL_SECOP_OTHER_TYPE 0xffff0000
2317 # define SSL_SECOP_OTHER_NONE 0
2318 # define SSL_SECOP_OTHER_CIPHER (1 << 16)
2319 # define SSL_SECOP_OTHER_CURVE (2 << 16)
2320 # define SSL_SECOP_OTHER_DH (3 << 16)
2321 # define SSL_SECOP_OTHER_PKEY (4 << 16)
2322 # define SSL_SECOP_OTHER_SIGALG (5 << 16)
2323 # define SSL_SECOP_OTHER_CERT (6 << 16)
2324
2325 /* Indicated operation refers to peer key or certificate */
2326 # define SSL_SECOP_PEER 0x1000
2327
2328 /* Values for "op" parameter in security callback */
2329
2330 /* Called to filter ciphers */
2331 /* Ciphers client supports */
2332 # define SSL_SECOP_CIPHER_SUPPORTED (1 | SSL_SECOP_OTHER_CIPHER)
2333 /* Cipher shared by client/server */
2334 # define SSL_SECOP_CIPHER_SHARED (2 | SSL_SECOP_OTHER_CIPHER)
2335 /* Sanity check of cipher server selects */
2336 # define SSL_SECOP_CIPHER_CHECK (3 | SSL_SECOP_OTHER_CIPHER)
2337 /* Curves supported by client */
2338 # define SSL_SECOP_CURVE_SUPPORTED (4 | SSL_SECOP_OTHER_CURVE)
2339 /* Curves shared by client/server */
2340 # define SSL_SECOP_CURVE_SHARED (5 | SSL_SECOP_OTHER_CURVE)
2341 /* Sanity check of curve server selects */
2342 # define SSL_SECOP_CURVE_CHECK (6 | SSL_SECOP_OTHER_CURVE)
2343 /* Temporary DH key */
2344 # define SSL_SECOP_TMP_DH (7 | SSL_SECOP_OTHER_PKEY)
2345 /* SSL/TLS version */
2346 # define SSL_SECOP_VERSION (9 | SSL_SECOP_OTHER_NONE)
2347 /* Session tickets */
2348 # define SSL_SECOP_TICKET (10 | SSL_SECOP_OTHER_NONE)
2349 /* Supported signature algorithms sent to peer */
2350 # define SSL_SECOP_SIGALG_SUPPORTED (11 | SSL_SECOP_OTHER_SIGALG)
2351 /* Shared signature algorithm */
2352 # define SSL_SECOP_SIGALG_SHARED (12 | SSL_SECOP_OTHER_SIGALG)
2353 /* Sanity check signature algorithm allowed */
2354 # define SSL_SECOP_SIGALG_CHECK (13 | SSL_SECOP_OTHER_SIGALG)
2355 /* Used to get mask of supported public key signature algorithms */
2356 # define SSL_SECOP_SIGALG_MASK (14 | SSL_SECOP_OTHER_SIGALG)
2357 /* Use to see if compression is allowed */
2358 # define SSL_SECOP_COMPRESSION (15 | SSL_SECOP_OTHER_NONE)
2359 /* EE key in certificate */
2360 # define SSL_SECOP_EE_KEY (16 | SSL_SECOP_OTHER_CERT)
2361 /* CA key in certificate */
2362 # define SSL_SECOP_CA_KEY (17 | SSL_SECOP_OTHER_CERT)
2363 /* CA digest algorithm in certificate */
2364 # define SSL_SECOP_CA_MD (18 | SSL_SECOP_OTHER_CERT)
2365 /* Peer EE key in certificate */
2366 # define SSL_SECOP_PEER_EE_KEY (SSL_SECOP_EE_KEY | SSL_SECOP_PEER)
2367 /* Peer CA key in certificate */
2368 # define SSL_SECOP_PEER_CA_KEY (SSL_SECOP_CA_KEY | SSL_SECOP_PEER)
2369 /* Peer CA digest algorithm in certificate */
2370 # define SSL_SECOP_PEER_CA_MD (SSL_SECOP_CA_MD | SSL_SECOP_PEER)
2371
2372 void SSL_set_security_level(SSL *s, int level);
2373 __owur int SSL_get_security_level(const SSL *s);
2374 void SSL_set_security_callback(SSL *s,
2375 int (*cb) (const SSL *s, const SSL_CTX *ctx,
2376 int op, int bits, int nid,
2377 void *other, void *ex));
2378 int (*SSL_get_security_callback(const SSL *s)) (const SSL *s,
2379 const SSL_CTX *ctx, int op,
2380 int bits, int nid, void *other,
2381 void *ex);
2382 void SSL_set0_security_ex_data(SSL *s, void *ex);
2383 __owur void *SSL_get0_security_ex_data(const SSL *s);
2384
2385 void SSL_CTX_set_security_level(SSL_CTX *ctx, int level);
2386 __owur int SSL_CTX_get_security_level(const SSL_CTX *ctx);
2387 void SSL_CTX_set_security_callback(SSL_CTX *ctx,
2388 int (*cb) (const SSL *s, const SSL_CTX *ctx,
2389 int op, int bits, int nid,
2390 void *other, void *ex));
2391 int (*SSL_CTX_get_security_callback(const SSL_CTX *ctx)) (const SSL *s,
2392 const SSL_CTX *ctx,
2393 int op, int bits,
2394 int nid,
2395 void *other,
2396 void *ex);
2397 void SSL_CTX_set0_security_ex_data(SSL_CTX *ctx, void *ex);
2398 __owur void *SSL_CTX_get0_security_ex_data(const SSL_CTX *ctx);
2399
2400 /* OPENSSL_INIT flag 0x010000 reserved for internal use */
2401 # define OPENSSL_INIT_NO_LOAD_SSL_STRINGS 0x00100000L
2402 # define OPENSSL_INIT_LOAD_SSL_STRINGS 0x00200000L
2403
2404 # define OPENSSL_INIT_SSL_DEFAULT \
2405 (OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS)
2406
2407 int OPENSSL_init_ssl(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings);
2408
2409 # ifndef OPENSSL_NO_UNIT_TEST
2410 __owur const struct openssl_ssl_test_functions *SSL_test_functions(void);
2411 # endif
2412
2413 __owur int SSL_free_buffers(SSL *ssl);
2414 __owur int SSL_alloc_buffers(SSL *ssl);
2415
2416 /* Status codes passed to the decrypt session ticket callback. Some of these
2417 * are for internal use only and are never passed to the callback. */
2418 typedef int SSL_TICKET_STATUS;
2419
2420 /* Support for ticket appdata */
2421 /* fatal error, malloc failure */
2422 # define SSL_TICKET_FATAL_ERR_MALLOC 0
2423 /* fatal error, either from parsing or decrypting the ticket */
2424 # define SSL_TICKET_FATAL_ERR_OTHER 1
2425 /* No ticket present */
2426 # define SSL_TICKET_NONE 2
2427 /* Empty ticket present */
2428 # define SSL_TICKET_EMPTY 3
2429 /* the ticket couldn't be decrypted */
2430 # define SSL_TICKET_NO_DECRYPT 4
2431 /* a ticket was successfully decrypted */
2432 # define SSL_TICKET_SUCCESS 5
2433 /* same as above but the ticket needs to be renewed */
2434 # define SSL_TICKET_SUCCESS_RENEW 6
2435
2436 /* Return codes for the decrypt session ticket callback */
2437 typedef int SSL_TICKET_RETURN;
2438
2439 /* An error occurred */
2440 #define SSL_TICKET_RETURN_ABORT 0
2441 /* Do not use the ticket, do not send a renewed ticket to the client */
2442 #define SSL_TICKET_RETURN_IGNORE 1
2443 /* Do not use the ticket, send a renewed ticket to the client */
2444 #define SSL_TICKET_RETURN_IGNORE_RENEW 2
2445 /* Use the ticket, do not send a renewed ticket to the client */
2446 #define SSL_TICKET_RETURN_USE 3
2447 /* Use the ticket, send a renewed ticket to the client */
2448 #define SSL_TICKET_RETURN_USE_RENEW 4
2449
2450 typedef int (*SSL_CTX_generate_session_ticket_fn)(SSL *s, void *arg);
2451 typedef SSL_TICKET_RETURN (*SSL_CTX_decrypt_session_ticket_fn)(SSL *s, SSL_SESSION *ss,
2452 const unsigned char *keyname,
2453 size_t keyname_length,
2454 SSL_TICKET_STATUS status,
2455 void *arg);
2456 int SSL_CTX_set_session_ticket_cb(SSL_CTX *ctx,
2457 SSL_CTX_generate_session_ticket_fn gen_cb,
2458 SSL_CTX_decrypt_session_ticket_fn dec_cb,
2459 void *arg);
2460 int SSL_SESSION_set1_ticket_appdata(SSL_SESSION *ss, const void *data, size_t len);
2461 int SSL_SESSION_get0_ticket_appdata(SSL_SESSION *ss, void **data, size_t *len);
2462
2463 typedef unsigned int (*DTLS_timer_cb)(SSL *s, unsigned int timer_us);
2464
2465 void DTLS_set_timer_cb(SSL *s, DTLS_timer_cb cb);
2466
2467
2468 typedef int (*SSL_allow_early_data_cb_fn)(SSL *s, void *arg);
2469 void SSL_CTX_set_allow_early_data_cb(SSL_CTX *ctx,
2470 SSL_allow_early_data_cb_fn cb,
2471 void *arg);
2472 void SSL_set_allow_early_data_cb(SSL *s,
2473 SSL_allow_early_data_cb_fn cb,
2474 void *arg);
2475
2476 /* store the default cipher strings inside the library */
2477 const char *OSSL_default_cipher_list(void);
2478 const char *OSSL_default_ciphersuites(void);
2479
2480 # ifdef __cplusplus
2481 }
2482 # endif
2483 #endif
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