comparison CSP2/CSP2_env/env-d9b9114564458d9d-741b3de822f2aaca6c6caa4325c4afce/include/openssl/ssl.h @ 69:33d812a61356

planemo upload commit 2e9511a184a1ca667c7be0c6321a36dc4e3d116d
author jpayne
date Tue, 18 Mar 2025 17:55:14 -0400
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67:0e9998148a16 69:33d812a61356
1 /*
2 * Copyright 1995-2022 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 OpenSSL license (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 HEADER_SSL_H
13 # define HEADER_SSL_H
14
15 # include <openssl/e_os2.h>
16 # include <openssl/opensslconf.h>
17 # include <openssl/comp.h>
18 # include <openssl/bio.h>
19 # if OPENSSL_API_COMPAT < 0x10100000L
20 # include <openssl/x509.h>
21 # include <openssl/crypto.h>
22 # include <openssl/buffer.h>
23 # endif
24 # include <openssl/lhash.h>
25 # include <openssl/pem.h>
26 # include <openssl/hmac.h>
27 # include <openssl/async.h>
28
29 # include <openssl/safestack.h>
30 # include <openssl/symhacks.h>
31 # include <openssl/ct.h>
32 # include <openssl/sslerr.h>
33
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37
38 /* OpenSSL version number for ASN.1 encoding of the session information */
39 /*-
40 * Version 0 - initial version
41 * Version 1 - added the optional peer certificate
42 */
43 # define SSL_SESSION_ASN1_VERSION 0x0001
44
45 # define SSL_MAX_SSL_SESSION_ID_LENGTH 32
46 # define SSL_MAX_SID_CTX_LENGTH 32
47
48 # define SSL_MIN_RSA_MODULUS_LENGTH_IN_BYTES (512/8)
49 # define SSL_MAX_KEY_ARG_LENGTH 8
50 # define SSL_MAX_MASTER_KEY_LENGTH 48
51
52 /* The maximum number of encrypt/decrypt pipelines we can support */
53 # define SSL_MAX_PIPELINES 32
54
55 /* text strings for the ciphers */
56
57 /* These are used to specify which ciphers to use and not to use */
58
59 # define SSL_TXT_LOW "LOW"
60 # define SSL_TXT_MEDIUM "MEDIUM"
61 # define SSL_TXT_HIGH "HIGH"
62 # define SSL_TXT_FIPS "FIPS"
63
64 # define SSL_TXT_aNULL "aNULL"
65 # define SSL_TXT_eNULL "eNULL"
66 # define SSL_TXT_NULL "NULL"
67
68 # define SSL_TXT_kRSA "kRSA"
69 # define SSL_TXT_kDHr "kDHr"/* this cipher class has been removed */
70 # define SSL_TXT_kDHd "kDHd"/* this cipher class has been removed */
71 # define SSL_TXT_kDH "kDH"/* this cipher class has been removed */
72 # define SSL_TXT_kEDH "kEDH"/* alias for kDHE */
73 # define SSL_TXT_kDHE "kDHE"
74 # define SSL_TXT_kECDHr "kECDHr"/* this cipher class has been removed */
75 # define SSL_TXT_kECDHe "kECDHe"/* this cipher class has been removed */
76 # define SSL_TXT_kECDH "kECDH"/* this cipher class has been removed */
77 # define SSL_TXT_kEECDH "kEECDH"/* alias for kECDHE */
78 # define SSL_TXT_kECDHE "kECDHE"
79 # define SSL_TXT_kPSK "kPSK"
80 # define SSL_TXT_kRSAPSK "kRSAPSK"
81 # define SSL_TXT_kECDHEPSK "kECDHEPSK"
82 # define SSL_TXT_kDHEPSK "kDHEPSK"
83 # define SSL_TXT_kGOST "kGOST"
84 # define SSL_TXT_kSRP "kSRP"
85
86 # define SSL_TXT_aRSA "aRSA"
87 # define SSL_TXT_aDSS "aDSS"
88 # define SSL_TXT_aDH "aDH"/* this cipher class has been removed */
89 # define SSL_TXT_aECDH "aECDH"/* this cipher class has been removed */
90 # define SSL_TXT_aECDSA "aECDSA"
91 # define SSL_TXT_aPSK "aPSK"
92 # define SSL_TXT_aGOST94 "aGOST94"
93 # define SSL_TXT_aGOST01 "aGOST01"
94 # define SSL_TXT_aGOST12 "aGOST12"
95 # define SSL_TXT_aGOST "aGOST"
96 # define SSL_TXT_aSRP "aSRP"
97
98 # define SSL_TXT_DSS "DSS"
99 # define SSL_TXT_DH "DH"
100 # define SSL_TXT_DHE "DHE"/* same as "kDHE:-ADH" */
101 # define SSL_TXT_EDH "EDH"/* alias for DHE */
102 # define SSL_TXT_ADH "ADH"
103 # define SSL_TXT_RSA "RSA"
104 # define SSL_TXT_ECDH "ECDH"
105 # define SSL_TXT_EECDH "EECDH"/* alias for ECDHE" */
106 # define SSL_TXT_ECDHE "ECDHE"/* same as "kECDHE:-AECDH" */
107 # define SSL_TXT_AECDH "AECDH"
108 # define SSL_TXT_ECDSA "ECDSA"
109 # define SSL_TXT_PSK "PSK"
110 # define SSL_TXT_SRP "SRP"
111
112 # define SSL_TXT_DES "DES"
113 # define SSL_TXT_3DES "3DES"
114 # define SSL_TXT_RC4 "RC4"
115 # define SSL_TXT_RC2 "RC2"
116 # define SSL_TXT_IDEA "IDEA"
117 # define SSL_TXT_SEED "SEED"
118 # define SSL_TXT_AES128 "AES128"
119 # define SSL_TXT_AES256 "AES256"
120 # define SSL_TXT_AES "AES"
121 # define SSL_TXT_AES_GCM "AESGCM"
122 # define SSL_TXT_AES_CCM "AESCCM"
123 # define SSL_TXT_AES_CCM_8 "AESCCM8"
124 # define SSL_TXT_CAMELLIA128 "CAMELLIA128"
125 # define SSL_TXT_CAMELLIA256 "CAMELLIA256"
126 # define SSL_TXT_CAMELLIA "CAMELLIA"
127 # define SSL_TXT_CHACHA20 "CHACHA20"
128 # define SSL_TXT_GOST "GOST89"
129 # define SSL_TXT_ARIA "ARIA"
130 # define SSL_TXT_ARIA_GCM "ARIAGCM"
131 # define SSL_TXT_ARIA128 "ARIA128"
132 # define SSL_TXT_ARIA256 "ARIA256"
133
134 # define SSL_TXT_MD5 "MD5"
135 # define SSL_TXT_SHA1 "SHA1"
136 # define SSL_TXT_SHA "SHA"/* same as "SHA1" */
137 # define SSL_TXT_GOST94 "GOST94"
138 # define SSL_TXT_GOST89MAC "GOST89MAC"
139 # define SSL_TXT_GOST12 "GOST12"
140 # define SSL_TXT_GOST89MAC12 "GOST89MAC12"
141 # define SSL_TXT_SHA256 "SHA256"
142 # define SSL_TXT_SHA384 "SHA384"
143
144 # define SSL_TXT_SSLV3 "SSLv3"
145 # define SSL_TXT_TLSV1 "TLSv1"
146 # define SSL_TXT_TLSV1_1 "TLSv1.1"
147 # define SSL_TXT_TLSV1_2 "TLSv1.2"
148
149 # define SSL_TXT_ALL "ALL"
150
151 /*-
152 * COMPLEMENTOF* definitions. These identifiers are used to (de-select)
153 * ciphers normally not being used.
154 * Example: "RC4" will activate all ciphers using RC4 including ciphers
155 * without authentication, which would normally disabled by DEFAULT (due
156 * the "!ADH" being part of default). Therefore "RC4:!COMPLEMENTOFDEFAULT"
157 * will make sure that it is also disabled in the specific selection.
158 * COMPLEMENTOF* identifiers are portable between version, as adjustments
159 * to the default cipher setup will also be included here.
160 *
161 * COMPLEMENTOFDEFAULT does not experience the same special treatment that
162 * DEFAULT gets, as only selection is being done and no sorting as needed
163 * for DEFAULT.
164 */
165 # define SSL_TXT_CMPALL "COMPLEMENTOFALL"
166 # define SSL_TXT_CMPDEF "COMPLEMENTOFDEFAULT"
167
168 /*
169 * The following cipher list is used by default. It also is substituted when
170 * an application-defined cipher list string starts with 'DEFAULT'.
171 * This applies to ciphersuites for TLSv1.2 and below.
172 */
173 # define SSL_DEFAULT_CIPHER_LIST "ALL:!COMPLEMENTOFDEFAULT:!eNULL"
174 /* This is the default set of TLSv1.3 ciphersuites */
175 # if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
176 # define TLS_DEFAULT_CIPHERSUITES "TLS_AES_256_GCM_SHA384:" \
177 "TLS_CHACHA20_POLY1305_SHA256:" \
178 "TLS_AES_128_GCM_SHA256"
179 # else
180 # define TLS_DEFAULT_CIPHERSUITES "TLS_AES_256_GCM_SHA384:" \
181 "TLS_AES_128_GCM_SHA256"
182 #endif
183 /*
184 * As of OpenSSL 1.0.0, ssl_create_cipher_list() in ssl/ssl_ciph.c always
185 * starts with a reasonable order, and all we have to do for DEFAULT is
186 * throwing out anonymous and unencrypted ciphersuites! (The latter are not
187 * actually enabled by ALL, but "ALL:RSA" would enable some of them.)
188 */
189
190 /* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
191 # define SSL_SENT_SHUTDOWN 1
192 # define SSL_RECEIVED_SHUTDOWN 2
193
194 #ifdef __cplusplus
195 }
196 #endif
197
198 #ifdef __cplusplus
199 extern "C" {
200 #endif
201
202 # define SSL_FILETYPE_ASN1 X509_FILETYPE_ASN1
203 # define SSL_FILETYPE_PEM X509_FILETYPE_PEM
204
205 /*
206 * This is needed to stop compilers complaining about the 'struct ssl_st *'
207 * function parameters used to prototype callbacks in SSL_CTX.
208 */
209 typedef struct ssl_st *ssl_crock_st;
210 typedef struct tls_session_ticket_ext_st TLS_SESSION_TICKET_EXT;
211 typedef struct ssl_method_st SSL_METHOD;
212 typedef struct ssl_cipher_st SSL_CIPHER;
213 typedef struct ssl_session_st SSL_SESSION;
214 typedef struct tls_sigalgs_st TLS_SIGALGS;
215 typedef struct ssl_conf_ctx_st SSL_CONF_CTX;
216 typedef struct ssl_comp_st SSL_COMP;
217
218 STACK_OF(SSL_CIPHER);
219 STACK_OF(SSL_COMP);
220
221 /* SRTP protection profiles for use with the use_srtp extension (RFC 5764)*/
222 typedef struct srtp_protection_profile_st {
223 const char *name;
224 unsigned long id;
225 } SRTP_PROTECTION_PROFILE;
226
227 DEFINE_STACK_OF(SRTP_PROTECTION_PROFILE)
228
229 typedef int (*tls_session_ticket_ext_cb_fn)(SSL *s, const unsigned char *data,
230 int len, void *arg);
231 typedef int (*tls_session_secret_cb_fn)(SSL *s, void *secret, int *secret_len,
232 STACK_OF(SSL_CIPHER) *peer_ciphers,
233 const SSL_CIPHER **cipher, void *arg);
234
235 /* Extension context codes */
236 /* This extension is only allowed in TLS */
237 #define SSL_EXT_TLS_ONLY 0x0001
238 /* This extension is only allowed in DTLS */
239 #define SSL_EXT_DTLS_ONLY 0x0002
240 /* Some extensions may be allowed in DTLS but we don't implement them for it */
241 #define SSL_EXT_TLS_IMPLEMENTATION_ONLY 0x0004
242 /* Most extensions are not defined for SSLv3 but EXT_TYPE_renegotiate is */
243 #define SSL_EXT_SSL3_ALLOWED 0x0008
244 /* Extension is only defined for TLS1.2 and below */
245 #define SSL_EXT_TLS1_2_AND_BELOW_ONLY 0x0010
246 /* Extension is only defined for TLS1.3 and above */
247 #define SSL_EXT_TLS1_3_ONLY 0x0020
248 /* Ignore this extension during parsing if we are resuming */
249 #define SSL_EXT_IGNORE_ON_RESUMPTION 0x0040
250 #define SSL_EXT_CLIENT_HELLO 0x0080
251 /* Really means TLS1.2 or below */
252 #define SSL_EXT_TLS1_2_SERVER_HELLO 0x0100
253 #define SSL_EXT_TLS1_3_SERVER_HELLO 0x0200
254 #define SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS 0x0400
255 #define SSL_EXT_TLS1_3_HELLO_RETRY_REQUEST 0x0800
256 #define SSL_EXT_TLS1_3_CERTIFICATE 0x1000
257 #define SSL_EXT_TLS1_3_NEW_SESSION_TICKET 0x2000
258 #define SSL_EXT_TLS1_3_CERTIFICATE_REQUEST 0x4000
259
260 /* Typedefs for handling custom extensions */
261
262 typedef int (*custom_ext_add_cb)(SSL *s, unsigned int ext_type,
263 const unsigned char **out, size_t *outlen,
264 int *al, void *add_arg);
265
266 typedef void (*custom_ext_free_cb)(SSL *s, unsigned int ext_type,
267 const unsigned char *out, void *add_arg);
268
269 typedef int (*custom_ext_parse_cb)(SSL *s, unsigned int ext_type,
270 const unsigned char *in, size_t inlen,
271 int *al, void *parse_arg);
272
273
274 typedef int (*SSL_custom_ext_add_cb_ex)(SSL *s, unsigned int ext_type,
275 unsigned int context,
276 const unsigned char **out,
277 size_t *outlen, X509 *x,
278 size_t chainidx,
279 int *al, void *add_arg);
280
281 typedef void (*SSL_custom_ext_free_cb_ex)(SSL *s, unsigned int ext_type,
282 unsigned int context,
283 const unsigned char *out,
284 void *add_arg);
285
286 typedef int (*SSL_custom_ext_parse_cb_ex)(SSL *s, unsigned int ext_type,
287 unsigned int context,
288 const unsigned char *in,
289 size_t inlen, X509 *x,
290 size_t chainidx,
291 int *al, void *parse_arg);
292
293 /* Typedef for verification callback */
294 typedef int (*SSL_verify_cb)(int preverify_ok, X509_STORE_CTX *x509_ctx);
295
296 /*
297 * Some values are reserved until OpenSSL 1.2.0 because they were previously
298 * included in SSL_OP_ALL in a 1.1.x release.
299 *
300 * Reserved value (until OpenSSL 1.2.0) 0x00000001U
301 * Reserved value (until OpenSSL 1.2.0) 0x00000002U
302 */
303 /* Allow initial connection to servers that don't support RI */
304 # define SSL_OP_LEGACY_SERVER_CONNECT 0x00000004U
305
306 /* Reserved value (until OpenSSL 1.2.0) 0x00000008U */
307 # define SSL_OP_TLSEXT_PADDING 0x00000010U
308 /* Reserved value (until OpenSSL 1.2.0) 0x00000020U */
309 # define SSL_OP_SAFARI_ECDHE_ECDSA_BUG 0x00000040U
310 /*
311 * Reserved value (until OpenSSL 1.2.0) 0x00000080U
312 * Reserved value (until OpenSSL 1.2.0) 0x00000100U
313 * Reserved value (until OpenSSL 1.2.0) 0x00000200U
314 */
315
316 /* In TLSv1.3 allow a non-(ec)dhe based kex_mode */
317 # define SSL_OP_ALLOW_NO_DHE_KEX 0x00000400U
318
319 /*
320 * Disable SSL 3.0/TLS 1.0 CBC vulnerability workaround that was added in
321 * OpenSSL 0.9.6d. Usually (depending on the application protocol) the
322 * workaround is not needed. Unfortunately some broken SSL/TLS
323 * implementations cannot handle it at all, which is why we include it in
324 * SSL_OP_ALL. Added in 0.9.6e
325 */
326 # define SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS 0x00000800U
327
328 /* DTLS options */
329 # define SSL_OP_NO_QUERY_MTU 0x00001000U
330 /* Turn on Cookie Exchange (on relevant for servers) */
331 # define SSL_OP_COOKIE_EXCHANGE 0x00002000U
332 /* Don't use RFC4507 ticket extension */
333 # define SSL_OP_NO_TICKET 0x00004000U
334 # ifndef OPENSSL_NO_DTLS1_METHOD
335 /* Use Cisco's "speshul" version of DTLS_BAD_VER
336 * (only with deprecated DTLSv1_client_method()) */
337 # define SSL_OP_CISCO_ANYCONNECT 0x00008000U
338 # endif
339
340 /* As server, disallow session resumption on renegotiation */
341 # define SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION 0x00010000U
342 /* Don't use compression even if supported */
343 # define SSL_OP_NO_COMPRESSION 0x00020000U
344 /* Permit unsafe legacy renegotiation */
345 # define SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION 0x00040000U
346 /* Disable encrypt-then-mac */
347 # define SSL_OP_NO_ENCRYPT_THEN_MAC 0x00080000U
348
349 /*
350 * Enable TLSv1.3 Compatibility mode. This is on by default. A future version
351 * of OpenSSL may have this disabled by default.
352 */
353 # define SSL_OP_ENABLE_MIDDLEBOX_COMPAT 0x00100000U
354
355 /* Prioritize Chacha20Poly1305 when client does.
356 * Modifies SSL_OP_CIPHER_SERVER_PREFERENCE */
357 # define SSL_OP_PRIORITIZE_CHACHA 0x00200000U
358
359 /*
360 * Set on servers to choose the cipher according to the server's preferences
361 */
362 # define SSL_OP_CIPHER_SERVER_PREFERENCE 0x00400000U
363 /*
364 * If set, a server will allow a client to issue a SSLv3.0 version number as
365 * latest version supported in the premaster secret, even when TLSv1.0
366 * (version 3.1) was announced in the client hello. Normally this is
367 * forbidden to prevent version rollback attacks.
368 */
369 # define SSL_OP_TLS_ROLLBACK_BUG 0x00800000U
370
371 /*
372 * Switches off automatic TLSv1.3 anti-replay protection for early data. This
373 * is a server-side option only (no effect on the client).
374 */
375 # define SSL_OP_NO_ANTI_REPLAY 0x01000000U
376
377 # define SSL_OP_NO_SSLv3 0x02000000U
378 # define SSL_OP_NO_TLSv1 0x04000000U
379 # define SSL_OP_NO_TLSv1_2 0x08000000U
380 # define SSL_OP_NO_TLSv1_1 0x10000000U
381 # define SSL_OP_NO_TLSv1_3 0x20000000U
382
383 # define SSL_OP_NO_DTLSv1 0x04000000U
384 # define SSL_OP_NO_DTLSv1_2 0x08000000U
385
386 # define SSL_OP_NO_SSL_MASK (SSL_OP_NO_SSLv3|\
387 SSL_OP_NO_TLSv1|SSL_OP_NO_TLSv1_1|SSL_OP_NO_TLSv1_2|SSL_OP_NO_TLSv1_3)
388 # define SSL_OP_NO_DTLS_MASK (SSL_OP_NO_DTLSv1|SSL_OP_NO_DTLSv1_2)
389
390 /* Disallow all renegotiation */
391 # define SSL_OP_NO_RENEGOTIATION 0x40000000U
392
393 /*
394 * Make server add server-hello extension from early version of cryptopro
395 * draft, when GOST ciphersuite is negotiated. Required for interoperability
396 * with CryptoPro CSP 3.x
397 */
398 # define SSL_OP_CRYPTOPRO_TLSEXT_BUG 0x80000000U
399
400 /*
401 * SSL_OP_ALL: various bug workarounds that should be rather harmless.
402 * This used to be 0x000FFFFFL before 0.9.7.
403 * This used to be 0x80000BFFU before 1.1.1.
404 */
405 # define SSL_OP_ALL (SSL_OP_CRYPTOPRO_TLSEXT_BUG|\
406 SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS|\
407 SSL_OP_LEGACY_SERVER_CONNECT|\
408 SSL_OP_TLSEXT_PADDING|\
409 SSL_OP_SAFARI_ECDHE_ECDSA_BUG)
410
411 /* OBSOLETE OPTIONS: retained for compatibility */
412
413 /* Removed from OpenSSL 1.1.0. Was 0x00000001L */
414 /* Related to removed SSLv2. */
415 # define SSL_OP_MICROSOFT_SESS_ID_BUG 0x0
416 /* Removed from OpenSSL 1.1.0. Was 0x00000002L */
417 /* Related to removed SSLv2. */
418 # define SSL_OP_NETSCAPE_CHALLENGE_BUG 0x0
419 /* Removed from OpenSSL 0.9.8q and 1.0.0c. Was 0x00000008L */
420 /* Dead forever, see CVE-2010-4180 */
421 # define SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG 0x0
422 /* Removed from OpenSSL 1.0.1h and 1.0.2. Was 0x00000010L */
423 /* Refers to ancient SSLREF and SSLv2. */
424 # define SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG 0x0
425 /* Removed from OpenSSL 1.1.0. Was 0x00000020 */
426 # define SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER 0x0
427 /* Removed from OpenSSL 0.9.7h and 0.9.8b. Was 0x00000040L */
428 # define SSL_OP_MSIE_SSLV2_RSA_PADDING 0x0
429 /* Removed from OpenSSL 1.1.0. Was 0x00000080 */
430 /* Ancient SSLeay version. */
431 # define SSL_OP_SSLEAY_080_CLIENT_DH_BUG 0x0
432 /* Removed from OpenSSL 1.1.0. Was 0x00000100L */
433 # define SSL_OP_TLS_D5_BUG 0x0
434 /* Removed from OpenSSL 1.1.0. Was 0x00000200L */
435 # define SSL_OP_TLS_BLOCK_PADDING_BUG 0x0
436 /* Removed from OpenSSL 1.1.0. Was 0x00080000L */
437 # define SSL_OP_SINGLE_ECDH_USE 0x0
438 /* Removed from OpenSSL 1.1.0. Was 0x00100000L */
439 # define SSL_OP_SINGLE_DH_USE 0x0
440 /* Removed from OpenSSL 1.0.1k and 1.0.2. Was 0x00200000L */
441 # define SSL_OP_EPHEMERAL_RSA 0x0
442 /* Removed from OpenSSL 1.1.0. Was 0x01000000L */
443 # define SSL_OP_NO_SSLv2 0x0
444 /* Removed from OpenSSL 1.0.1. Was 0x08000000L */
445 # define SSL_OP_PKCS1_CHECK_1 0x0
446 /* Removed from OpenSSL 1.0.1. Was 0x10000000L */
447 # define SSL_OP_PKCS1_CHECK_2 0x0
448 /* Removed from OpenSSL 1.1.0. Was 0x20000000L */
449 # define SSL_OP_NETSCAPE_CA_DN_BUG 0x0
450 /* Removed from OpenSSL 1.1.0. Was 0x40000000L */
451 # define SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG 0x0
452
453 /*
454 * Allow SSL_write(..., n) to return r with 0 < r < n (i.e. report success
455 * when just a single record has been written):
456 */
457 # define SSL_MODE_ENABLE_PARTIAL_WRITE 0x00000001U
458 /*
459 * Make it possible to retry SSL_write() with changed buffer location (buffer
460 * contents must stay the same!); this is not the default to avoid the
461 * misconception that non-blocking SSL_write() behaves like non-blocking
462 * write():
463 */
464 # define SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER 0x00000002U
465 /*
466 * Never bother the application with retries if the transport is blocking:
467 */
468 # define SSL_MODE_AUTO_RETRY 0x00000004U
469 /* Don't attempt to automatically build certificate chain */
470 # define SSL_MODE_NO_AUTO_CHAIN 0x00000008U
471 /*
472 * Save RAM by releasing read and write buffers when they're empty. (SSL3 and
473 * TLS only.) Released buffers are freed.
474 */
475 # define SSL_MODE_RELEASE_BUFFERS 0x00000010U
476 /*
477 * Send the current time in the Random fields of the ClientHello and
478 * ServerHello records for compatibility with hypothetical implementations
479 * that require it.
480 */
481 # define SSL_MODE_SEND_CLIENTHELLO_TIME 0x00000020U
482 # define SSL_MODE_SEND_SERVERHELLO_TIME 0x00000040U
483 /*
484 * Send TLS_FALLBACK_SCSV in the ClientHello. To be set only by applications
485 * that reconnect with a downgraded protocol version; see
486 * draft-ietf-tls-downgrade-scsv-00 for details. DO NOT ENABLE THIS if your
487 * application attempts a normal handshake. Only use this in explicit
488 * fallback retries, following the guidance in
489 * draft-ietf-tls-downgrade-scsv-00.
490 */
491 # define SSL_MODE_SEND_FALLBACK_SCSV 0x00000080U
492 /*
493 * Support Asynchronous operation
494 */
495 # define SSL_MODE_ASYNC 0x00000100U
496
497 /*
498 * When using DTLS/SCTP, include the terminating zero in the label
499 * used for computing the endpoint-pair shared secret. Required for
500 * interoperability with implementations having this bug like these
501 * older version of OpenSSL:
502 * - OpenSSL 1.0.0 series
503 * - OpenSSL 1.0.1 series
504 * - OpenSSL 1.0.2 series
505 * - OpenSSL 1.1.0 series
506 * - OpenSSL 1.1.1 and 1.1.1a
507 */
508 # define SSL_MODE_DTLS_SCTP_LABEL_LENGTH_BUG 0x00000400U
509
510 /* Cert related flags */
511 /*
512 * Many implementations ignore some aspects of the TLS standards such as
513 * enforcing certificate chain algorithms. When this is set we enforce them.
514 */
515 # define SSL_CERT_FLAG_TLS_STRICT 0x00000001U
516
517 /* Suite B modes, takes same values as certificate verify flags */
518 # define SSL_CERT_FLAG_SUITEB_128_LOS_ONLY 0x10000
519 /* Suite B 192 bit only mode */
520 # define SSL_CERT_FLAG_SUITEB_192_LOS 0x20000
521 /* Suite B 128 bit mode allowing 192 bit algorithms */
522 # define SSL_CERT_FLAG_SUITEB_128_LOS 0x30000
523
524 /* Perform all sorts of protocol violations for testing purposes */
525 # define SSL_CERT_FLAG_BROKEN_PROTOCOL 0x10000000
526
527 /* Flags for building certificate chains */
528 /* Treat any existing certificates as untrusted CAs */
529 # define SSL_BUILD_CHAIN_FLAG_UNTRUSTED 0x1
530 /* Don't include root CA in chain */
531 # define SSL_BUILD_CHAIN_FLAG_NO_ROOT 0x2
532 /* Just check certificates already there */
533 # define SSL_BUILD_CHAIN_FLAG_CHECK 0x4
534 /* Ignore verification errors */
535 # define SSL_BUILD_CHAIN_FLAG_IGNORE_ERROR 0x8
536 /* Clear verification errors from queue */
537 # define SSL_BUILD_CHAIN_FLAG_CLEAR_ERROR 0x10
538
539 /* Flags returned by SSL_check_chain */
540 /* Certificate can be used with this session */
541 # define CERT_PKEY_VALID 0x1
542 /* Certificate can also be used for signing */
543 # define CERT_PKEY_SIGN 0x2
544 /* EE certificate signing algorithm OK */
545 # define CERT_PKEY_EE_SIGNATURE 0x10
546 /* CA signature algorithms OK */
547 # define CERT_PKEY_CA_SIGNATURE 0x20
548 /* EE certificate parameters OK */
549 # define CERT_PKEY_EE_PARAM 0x40
550 /* CA certificate parameters OK */
551 # define CERT_PKEY_CA_PARAM 0x80
552 /* Signing explicitly allowed as opposed to SHA1 fallback */
553 # define CERT_PKEY_EXPLICIT_SIGN 0x100
554 /* Client CA issuer names match (always set for server cert) */
555 # define CERT_PKEY_ISSUER_NAME 0x200
556 /* Cert type matches client types (always set for server cert) */
557 # define CERT_PKEY_CERT_TYPE 0x400
558 /* Cert chain suitable to Suite B */
559 # define CERT_PKEY_SUITEB 0x800
560
561 # define SSL_CONF_FLAG_CMDLINE 0x1
562 # define SSL_CONF_FLAG_FILE 0x2
563 # define SSL_CONF_FLAG_CLIENT 0x4
564 # define SSL_CONF_FLAG_SERVER 0x8
565 # define SSL_CONF_FLAG_SHOW_ERRORS 0x10
566 # define SSL_CONF_FLAG_CERTIFICATE 0x20
567 # define SSL_CONF_FLAG_REQUIRE_PRIVATE 0x40
568 /* Configuration value types */
569 # define SSL_CONF_TYPE_UNKNOWN 0x0
570 # define SSL_CONF_TYPE_STRING 0x1
571 # define SSL_CONF_TYPE_FILE 0x2
572 # define SSL_CONF_TYPE_DIR 0x3
573 # define SSL_CONF_TYPE_NONE 0x4
574
575 /* Maximum length of the application-controlled segment of a a TLSv1.3 cookie */
576 # define SSL_COOKIE_LENGTH 4096
577
578 /*
579 * Note: SSL[_CTX]_set_{options,mode} use |= op on the previous value, they
580 * cannot be used to clear bits.
581 */
582
583 unsigned long SSL_CTX_get_options(const SSL_CTX *ctx);
584 unsigned long SSL_get_options(const SSL *s);
585 unsigned long SSL_CTX_clear_options(SSL_CTX *ctx, unsigned long op);
586 unsigned long SSL_clear_options(SSL *s, unsigned long op);
587 unsigned long SSL_CTX_set_options(SSL_CTX *ctx, unsigned long op);
588 unsigned long SSL_set_options(SSL *s, unsigned long op);
589
590 # define SSL_CTX_set_mode(ctx,op) \
591 SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,(op),NULL)
592 # define SSL_CTX_clear_mode(ctx,op) \
593 SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_MODE,(op),NULL)
594 # define SSL_CTX_get_mode(ctx) \
595 SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,0,NULL)
596 # define SSL_clear_mode(ssl,op) \
597 SSL_ctrl((ssl),SSL_CTRL_CLEAR_MODE,(op),NULL)
598 # define SSL_set_mode(ssl,op) \
599 SSL_ctrl((ssl),SSL_CTRL_MODE,(op),NULL)
600 # define SSL_get_mode(ssl) \
601 SSL_ctrl((ssl),SSL_CTRL_MODE,0,NULL)
602 # define SSL_set_mtu(ssl, mtu) \
603 SSL_ctrl((ssl),SSL_CTRL_SET_MTU,(mtu),NULL)
604 # define DTLS_set_link_mtu(ssl, mtu) \
605 SSL_ctrl((ssl),DTLS_CTRL_SET_LINK_MTU,(mtu),NULL)
606 # define DTLS_get_link_min_mtu(ssl) \
607 SSL_ctrl((ssl),DTLS_CTRL_GET_LINK_MIN_MTU,0,NULL)
608
609 # define SSL_get_secure_renegotiation_support(ssl) \
610 SSL_ctrl((ssl), SSL_CTRL_GET_RI_SUPPORT, 0, NULL)
611
612 # ifndef OPENSSL_NO_HEARTBEATS
613 # define SSL_heartbeat(ssl) \
614 SSL_ctrl((ssl),SSL_CTRL_DTLS_EXT_SEND_HEARTBEAT,0,NULL)
615 # endif
616
617 # define SSL_CTX_set_cert_flags(ctx,op) \
618 SSL_CTX_ctrl((ctx),SSL_CTRL_CERT_FLAGS,(op),NULL)
619 # define SSL_set_cert_flags(s,op) \
620 SSL_ctrl((s),SSL_CTRL_CERT_FLAGS,(op),NULL)
621 # define SSL_CTX_clear_cert_flags(ctx,op) \
622 SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_CERT_FLAGS,(op),NULL)
623 # define SSL_clear_cert_flags(s,op) \
624 SSL_ctrl((s),SSL_CTRL_CLEAR_CERT_FLAGS,(op),NULL)
625
626 void SSL_CTX_set_msg_callback(SSL_CTX *ctx,
627 void (*cb) (int write_p, int version,
628 int content_type, const void *buf,
629 size_t len, SSL *ssl, void *arg));
630 void SSL_set_msg_callback(SSL *ssl,
631 void (*cb) (int write_p, int version,
632 int content_type, const void *buf,
633 size_t len, SSL *ssl, void *arg));
634 # define SSL_CTX_set_msg_callback_arg(ctx, arg) SSL_CTX_ctrl((ctx), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
635 # define SSL_set_msg_callback_arg(ssl, arg) SSL_ctrl((ssl), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
636
637 # define SSL_get_extms_support(s) \
638 SSL_ctrl((s),SSL_CTRL_GET_EXTMS_SUPPORT,0,NULL)
639
640 # ifndef OPENSSL_NO_SRP
641
642 /* see tls_srp.c */
643 __owur int SSL_SRP_CTX_init(SSL *s);
644 __owur int SSL_CTX_SRP_CTX_init(SSL_CTX *ctx);
645 int SSL_SRP_CTX_free(SSL *ctx);
646 int SSL_CTX_SRP_CTX_free(SSL_CTX *ctx);
647 __owur int SSL_srp_server_param_with_username(SSL *s, int *ad);
648 __owur int SRP_Calc_A_param(SSL *s);
649
650 # endif
651
652 /* 100k max cert list */
653 # define SSL_MAX_CERT_LIST_DEFAULT 1024*100
654
655 # define SSL_SESSION_CACHE_MAX_SIZE_DEFAULT (1024*20)
656
657 /*
658 * This callback type is used inside SSL_CTX, SSL, and in the functions that
659 * set them. It is used to override the generation of SSL/TLS session IDs in
660 * a server. Return value should be zero on an error, non-zero to proceed.
661 * Also, callbacks should themselves check if the id they generate is unique
662 * otherwise the SSL handshake will fail with an error - callbacks can do
663 * this using the 'ssl' value they're passed by;
664 * SSL_has_matching_session_id(ssl, id, *id_len) The length value passed in
665 * is set at the maximum size the session ID can be. In SSLv3/TLSv1 it is 32
666 * bytes. The callback can alter this length to be less if desired. It is
667 * also an error for the callback to set the size to zero.
668 */
669 typedef int (*GEN_SESSION_CB) (SSL *ssl, unsigned char *id,
670 unsigned int *id_len);
671
672 # define SSL_SESS_CACHE_OFF 0x0000
673 # define SSL_SESS_CACHE_CLIENT 0x0001
674 # define SSL_SESS_CACHE_SERVER 0x0002
675 # define SSL_SESS_CACHE_BOTH (SSL_SESS_CACHE_CLIENT|SSL_SESS_CACHE_SERVER)
676 # define SSL_SESS_CACHE_NO_AUTO_CLEAR 0x0080
677 /* enough comments already ... see SSL_CTX_set_session_cache_mode(3) */
678 # define SSL_SESS_CACHE_NO_INTERNAL_LOOKUP 0x0100
679 # define SSL_SESS_CACHE_NO_INTERNAL_STORE 0x0200
680 # define SSL_SESS_CACHE_NO_INTERNAL \
681 (SSL_SESS_CACHE_NO_INTERNAL_LOOKUP|SSL_SESS_CACHE_NO_INTERNAL_STORE)
682
683 LHASH_OF(SSL_SESSION) *SSL_CTX_sessions(SSL_CTX *ctx);
684 # define SSL_CTX_sess_number(ctx) \
685 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_NUMBER,0,NULL)
686 # define SSL_CTX_sess_connect(ctx) \
687 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT,0,NULL)
688 # define SSL_CTX_sess_connect_good(ctx) \
689 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_GOOD,0,NULL)
690 # define SSL_CTX_sess_connect_renegotiate(ctx) \
691 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_RENEGOTIATE,0,NULL)
692 # define SSL_CTX_sess_accept(ctx) \
693 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT,0,NULL)
694 # define SSL_CTX_sess_accept_renegotiate(ctx) \
695 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_RENEGOTIATE,0,NULL)
696 # define SSL_CTX_sess_accept_good(ctx) \
697 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_GOOD,0,NULL)
698 # define SSL_CTX_sess_hits(ctx) \
699 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_HIT,0,NULL)
700 # define SSL_CTX_sess_cb_hits(ctx) \
701 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CB_HIT,0,NULL)
702 # define SSL_CTX_sess_misses(ctx) \
703 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_MISSES,0,NULL)
704 # define SSL_CTX_sess_timeouts(ctx) \
705 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_TIMEOUTS,0,NULL)
706 # define SSL_CTX_sess_cache_full(ctx) \
707 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CACHE_FULL,0,NULL)
708
709 void SSL_CTX_sess_set_new_cb(SSL_CTX *ctx,
710 int (*new_session_cb) (struct ssl_st *ssl,
711 SSL_SESSION *sess));
712 int (*SSL_CTX_sess_get_new_cb(SSL_CTX *ctx)) (struct ssl_st *ssl,
713 SSL_SESSION *sess);
714 void SSL_CTX_sess_set_remove_cb(SSL_CTX *ctx,
715 void (*remove_session_cb) (struct ssl_ctx_st
716 *ctx,
717 SSL_SESSION *sess));
718 void (*SSL_CTX_sess_get_remove_cb(SSL_CTX *ctx)) (struct ssl_ctx_st *ctx,
719 SSL_SESSION *sess);
720 void SSL_CTX_sess_set_get_cb(SSL_CTX *ctx,
721 SSL_SESSION *(*get_session_cb) (struct ssl_st
722 *ssl,
723 const unsigned char
724 *data, int len,
725 int *copy));
726 SSL_SESSION *(*SSL_CTX_sess_get_get_cb(SSL_CTX *ctx)) (struct ssl_st *ssl,
727 const unsigned char *data,
728 int len, int *copy);
729 void SSL_CTX_set_info_callback(SSL_CTX *ctx,
730 void (*cb) (const SSL *ssl, int type, int val));
731 void (*SSL_CTX_get_info_callback(SSL_CTX *ctx)) (const SSL *ssl, int type,
732 int val);
733 void SSL_CTX_set_client_cert_cb(SSL_CTX *ctx,
734 int (*client_cert_cb) (SSL *ssl, X509 **x509,
735 EVP_PKEY **pkey));
736 int (*SSL_CTX_get_client_cert_cb(SSL_CTX *ctx)) (SSL *ssl, X509 **x509,
737 EVP_PKEY **pkey);
738 # ifndef OPENSSL_NO_ENGINE
739 __owur int SSL_CTX_set_client_cert_engine(SSL_CTX *ctx, ENGINE *e);
740 # endif
741 void SSL_CTX_set_cookie_generate_cb(SSL_CTX *ctx,
742 int (*app_gen_cookie_cb) (SSL *ssl,
743 unsigned char
744 *cookie,
745 unsigned int
746 *cookie_len));
747 void SSL_CTX_set_cookie_verify_cb(SSL_CTX *ctx,
748 int (*app_verify_cookie_cb) (SSL *ssl,
749 const unsigned
750 char *cookie,
751 unsigned int
752 cookie_len));
753
754 void SSL_CTX_set_stateless_cookie_generate_cb(
755 SSL_CTX *ctx,
756 int (*gen_stateless_cookie_cb) (SSL *ssl,
757 unsigned char *cookie,
758 size_t *cookie_len));
759 void SSL_CTX_set_stateless_cookie_verify_cb(
760 SSL_CTX *ctx,
761 int (*verify_stateless_cookie_cb) (SSL *ssl,
762 const unsigned char *cookie,
763 size_t cookie_len));
764 # ifndef OPENSSL_NO_NEXTPROTONEG
765
766 typedef int (*SSL_CTX_npn_advertised_cb_func)(SSL *ssl,
767 const unsigned char **out,
768 unsigned int *outlen,
769 void *arg);
770 void SSL_CTX_set_next_protos_advertised_cb(SSL_CTX *s,
771 SSL_CTX_npn_advertised_cb_func cb,
772 void *arg);
773 # define SSL_CTX_set_npn_advertised_cb SSL_CTX_set_next_protos_advertised_cb
774
775 typedef int (*SSL_CTX_npn_select_cb_func)(SSL *s,
776 unsigned char **out,
777 unsigned char *outlen,
778 const unsigned char *in,
779 unsigned int inlen,
780 void *arg);
781 void SSL_CTX_set_next_proto_select_cb(SSL_CTX *s,
782 SSL_CTX_npn_select_cb_func cb,
783 void *arg);
784 # define SSL_CTX_set_npn_select_cb SSL_CTX_set_next_proto_select_cb
785
786 void SSL_get0_next_proto_negotiated(const SSL *s, const unsigned char **data,
787 unsigned *len);
788 # define SSL_get0_npn_negotiated SSL_get0_next_proto_negotiated
789 # endif
790
791 __owur int SSL_select_next_proto(unsigned char **out, unsigned char *outlen,
792 const unsigned char *in, unsigned int inlen,
793 const unsigned char *client,
794 unsigned int client_len);
795
796 # define OPENSSL_NPN_UNSUPPORTED 0
797 # define OPENSSL_NPN_NEGOTIATED 1
798 # define OPENSSL_NPN_NO_OVERLAP 2
799
800 __owur int SSL_CTX_set_alpn_protos(SSL_CTX *ctx, const unsigned char *protos,
801 unsigned int protos_len);
802 __owur int SSL_set_alpn_protos(SSL *ssl, const unsigned char *protos,
803 unsigned int protos_len);
804 typedef int (*SSL_CTX_alpn_select_cb_func)(SSL *ssl,
805 const unsigned char **out,
806 unsigned char *outlen,
807 const unsigned char *in,
808 unsigned int inlen,
809 void *arg);
810 void SSL_CTX_set_alpn_select_cb(SSL_CTX *ctx,
811 SSL_CTX_alpn_select_cb_func cb,
812 void *arg);
813 void SSL_get0_alpn_selected(const SSL *ssl, const unsigned char **data,
814 unsigned int *len);
815
816 # ifndef OPENSSL_NO_PSK
817 /*
818 * the maximum length of the buffer given to callbacks containing the
819 * resulting identity/psk
820 */
821 # define PSK_MAX_IDENTITY_LEN 128
822 # define PSK_MAX_PSK_LEN 256
823 typedef unsigned int (*SSL_psk_client_cb_func)(SSL *ssl,
824 const char *hint,
825 char *identity,
826 unsigned int max_identity_len,
827 unsigned char *psk,
828 unsigned int max_psk_len);
829 void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx, SSL_psk_client_cb_func cb);
830 void SSL_set_psk_client_callback(SSL *ssl, SSL_psk_client_cb_func cb);
831
832 typedef unsigned int (*SSL_psk_server_cb_func)(SSL *ssl,
833 const char *identity,
834 unsigned char *psk,
835 unsigned int max_psk_len);
836 void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx, SSL_psk_server_cb_func cb);
837 void SSL_set_psk_server_callback(SSL *ssl, SSL_psk_server_cb_func cb);
838
839 __owur int SSL_CTX_use_psk_identity_hint(SSL_CTX *ctx, const char *identity_hint);
840 __owur int SSL_use_psk_identity_hint(SSL *s, const char *identity_hint);
841 const char *SSL_get_psk_identity_hint(const SSL *s);
842 const char *SSL_get_psk_identity(const SSL *s);
843 # endif
844
845 typedef int (*SSL_psk_find_session_cb_func)(SSL *ssl,
846 const unsigned char *identity,
847 size_t identity_len,
848 SSL_SESSION **sess);
849 typedef int (*SSL_psk_use_session_cb_func)(SSL *ssl, const EVP_MD *md,
850 const unsigned char **id,
851 size_t *idlen,
852 SSL_SESSION **sess);
853
854 void SSL_set_psk_find_session_callback(SSL *s, SSL_psk_find_session_cb_func cb);
855 void SSL_CTX_set_psk_find_session_callback(SSL_CTX *ctx,
856 SSL_psk_find_session_cb_func cb);
857 void SSL_set_psk_use_session_callback(SSL *s, SSL_psk_use_session_cb_func cb);
858 void SSL_CTX_set_psk_use_session_callback(SSL_CTX *ctx,
859 SSL_psk_use_session_cb_func cb);
860
861 /* Register callbacks to handle custom TLS Extensions for client or server. */
862
863 __owur int SSL_CTX_has_client_custom_ext(const SSL_CTX *ctx,
864 unsigned int ext_type);
865
866 __owur int SSL_CTX_add_client_custom_ext(SSL_CTX *ctx,
867 unsigned int ext_type,
868 custom_ext_add_cb add_cb,
869 custom_ext_free_cb free_cb,
870 void *add_arg,
871 custom_ext_parse_cb parse_cb,
872 void *parse_arg);
873
874 __owur int SSL_CTX_add_server_custom_ext(SSL_CTX *ctx,
875 unsigned int ext_type,
876 custom_ext_add_cb add_cb,
877 custom_ext_free_cb free_cb,
878 void *add_arg,
879 custom_ext_parse_cb parse_cb,
880 void *parse_arg);
881
882 __owur int SSL_CTX_add_custom_ext(SSL_CTX *ctx, unsigned int ext_type,
883 unsigned int context,
884 SSL_custom_ext_add_cb_ex add_cb,
885 SSL_custom_ext_free_cb_ex free_cb,
886 void *add_arg,
887 SSL_custom_ext_parse_cb_ex parse_cb,
888 void *parse_arg);
889
890 __owur int SSL_extension_supported(unsigned int ext_type);
891
892 # define SSL_NOTHING 1
893 # define SSL_WRITING 2
894 # define SSL_READING 3
895 # define SSL_X509_LOOKUP 4
896 # define SSL_ASYNC_PAUSED 5
897 # define SSL_ASYNC_NO_JOBS 6
898 # define SSL_CLIENT_HELLO_CB 7
899
900 /* These will only be used when doing non-blocking IO */
901 # define SSL_want_nothing(s) (SSL_want(s) == SSL_NOTHING)
902 # define SSL_want_read(s) (SSL_want(s) == SSL_READING)
903 # define SSL_want_write(s) (SSL_want(s) == SSL_WRITING)
904 # define SSL_want_x509_lookup(s) (SSL_want(s) == SSL_X509_LOOKUP)
905 # define SSL_want_async(s) (SSL_want(s) == SSL_ASYNC_PAUSED)
906 # define SSL_want_async_job(s) (SSL_want(s) == SSL_ASYNC_NO_JOBS)
907 # define SSL_want_client_hello_cb(s) (SSL_want(s) == SSL_CLIENT_HELLO_CB)
908
909 # define SSL_MAC_FLAG_READ_MAC_STREAM 1
910 # define SSL_MAC_FLAG_WRITE_MAC_STREAM 2
911
912 /*
913 * A callback for logging out TLS key material. This callback should log out
914 * |line| followed by a newline.
915 */
916 typedef void (*SSL_CTX_keylog_cb_func)(const SSL *ssl, const char *line);
917
918 /*
919 * SSL_CTX_set_keylog_callback configures a callback to log key material. This
920 * is intended for debugging use with tools like Wireshark. The cb function
921 * should log line followed by a newline.
922 */
923 void SSL_CTX_set_keylog_callback(SSL_CTX *ctx, SSL_CTX_keylog_cb_func cb);
924
925 /*
926 * SSL_CTX_get_keylog_callback returns the callback configured by
927 * SSL_CTX_set_keylog_callback.
928 */
929 SSL_CTX_keylog_cb_func SSL_CTX_get_keylog_callback(const SSL_CTX *ctx);
930
931 int SSL_CTX_set_max_early_data(SSL_CTX *ctx, uint32_t max_early_data);
932 uint32_t SSL_CTX_get_max_early_data(const SSL_CTX *ctx);
933 int SSL_set_max_early_data(SSL *s, uint32_t max_early_data);
934 uint32_t SSL_get_max_early_data(const SSL *s);
935 int SSL_CTX_set_recv_max_early_data(SSL_CTX *ctx, uint32_t recv_max_early_data);
936 uint32_t SSL_CTX_get_recv_max_early_data(const SSL_CTX *ctx);
937 int SSL_set_recv_max_early_data(SSL *s, uint32_t recv_max_early_data);
938 uint32_t SSL_get_recv_max_early_data(const SSL *s);
939
940 #ifdef __cplusplus
941 }
942 #endif
943
944 # include <openssl/ssl2.h>
945 # include <openssl/ssl3.h>
946 # include <openssl/tls1.h> /* This is mostly sslv3 with a few tweaks */
947 # include <openssl/dtls1.h> /* Datagram TLS */
948 # include <openssl/srtp.h> /* Support for the use_srtp extension */
949
950 #ifdef __cplusplus
951 extern "C" {
952 #endif
953
954 /*
955 * These need to be after the above set of includes due to a compiler bug
956 * in VisualStudio 2015
957 */
958 DEFINE_STACK_OF_CONST(SSL_CIPHER)
959 DEFINE_STACK_OF(SSL_COMP)
960
961 /* compatibility */
962 # define SSL_set_app_data(s,arg) (SSL_set_ex_data(s,0,(char *)(arg)))
963 # define SSL_get_app_data(s) (SSL_get_ex_data(s,0))
964 # define SSL_SESSION_set_app_data(s,a) (SSL_SESSION_set_ex_data(s,0, \
965 (char *)(a)))
966 # define SSL_SESSION_get_app_data(s) (SSL_SESSION_get_ex_data(s,0))
967 # define SSL_CTX_get_app_data(ctx) (SSL_CTX_get_ex_data(ctx,0))
968 # define SSL_CTX_set_app_data(ctx,arg) (SSL_CTX_set_ex_data(ctx,0, \
969 (char *)(arg)))
970 DEPRECATEDIN_1_1_0(void SSL_set_debug(SSL *s, int debug))
971
972 /* TLSv1.3 KeyUpdate message types */
973 /* -1 used so that this is an invalid value for the on-the-wire protocol */
974 #define SSL_KEY_UPDATE_NONE -1
975 /* Values as defined for the on-the-wire protocol */
976 #define SSL_KEY_UPDATE_NOT_REQUESTED 0
977 #define SSL_KEY_UPDATE_REQUESTED 1
978
979 /*
980 * The valid handshake states (one for each type message sent and one for each
981 * type of message received). There are also two "special" states:
982 * TLS = TLS or DTLS state
983 * DTLS = DTLS specific state
984 * CR/SR = Client Read/Server Read
985 * CW/SW = Client Write/Server Write
986 *
987 * The "special" states are:
988 * TLS_ST_BEFORE = No handshake has been initiated yet
989 * TLS_ST_OK = A handshake has been successfully completed
990 */
991 typedef enum {
992 TLS_ST_BEFORE,
993 TLS_ST_OK,
994 DTLS_ST_CR_HELLO_VERIFY_REQUEST,
995 TLS_ST_CR_SRVR_HELLO,
996 TLS_ST_CR_CERT,
997 TLS_ST_CR_CERT_STATUS,
998 TLS_ST_CR_KEY_EXCH,
999 TLS_ST_CR_CERT_REQ,
1000 TLS_ST_CR_SRVR_DONE,
1001 TLS_ST_CR_SESSION_TICKET,
1002 TLS_ST_CR_CHANGE,
1003 TLS_ST_CR_FINISHED,
1004 TLS_ST_CW_CLNT_HELLO,
1005 TLS_ST_CW_CERT,
1006 TLS_ST_CW_KEY_EXCH,
1007 TLS_ST_CW_CERT_VRFY,
1008 TLS_ST_CW_CHANGE,
1009 TLS_ST_CW_NEXT_PROTO,
1010 TLS_ST_CW_FINISHED,
1011 TLS_ST_SW_HELLO_REQ,
1012 TLS_ST_SR_CLNT_HELLO,
1013 DTLS_ST_SW_HELLO_VERIFY_REQUEST,
1014 TLS_ST_SW_SRVR_HELLO,
1015 TLS_ST_SW_CERT,
1016 TLS_ST_SW_KEY_EXCH,
1017 TLS_ST_SW_CERT_REQ,
1018 TLS_ST_SW_SRVR_DONE,
1019 TLS_ST_SR_CERT,
1020 TLS_ST_SR_KEY_EXCH,
1021 TLS_ST_SR_CERT_VRFY,
1022 TLS_ST_SR_NEXT_PROTO,
1023 TLS_ST_SR_CHANGE,
1024 TLS_ST_SR_FINISHED,
1025 TLS_ST_SW_SESSION_TICKET,
1026 TLS_ST_SW_CERT_STATUS,
1027 TLS_ST_SW_CHANGE,
1028 TLS_ST_SW_FINISHED,
1029 TLS_ST_SW_ENCRYPTED_EXTENSIONS,
1030 TLS_ST_CR_ENCRYPTED_EXTENSIONS,
1031 TLS_ST_CR_CERT_VRFY,
1032 TLS_ST_SW_CERT_VRFY,
1033 TLS_ST_CR_HELLO_REQ,
1034 TLS_ST_SW_KEY_UPDATE,
1035 TLS_ST_CW_KEY_UPDATE,
1036 TLS_ST_SR_KEY_UPDATE,
1037 TLS_ST_CR_KEY_UPDATE,
1038 TLS_ST_EARLY_DATA,
1039 TLS_ST_PENDING_EARLY_DATA_END,
1040 TLS_ST_CW_END_OF_EARLY_DATA,
1041 TLS_ST_SR_END_OF_EARLY_DATA
1042 } OSSL_HANDSHAKE_STATE;
1043
1044 /*
1045 * Most of the following state values are no longer used and are defined to be
1046 * the closest equivalent value in the current state machine code. Not all
1047 * defines have an equivalent and are set to a dummy value (-1). SSL_ST_CONNECT
1048 * and SSL_ST_ACCEPT are still in use in the definition of SSL_CB_ACCEPT_LOOP,
1049 * SSL_CB_ACCEPT_EXIT, SSL_CB_CONNECT_LOOP and SSL_CB_CONNECT_EXIT.
1050 */
1051
1052 # define SSL_ST_CONNECT 0x1000
1053 # define SSL_ST_ACCEPT 0x2000
1054
1055 # define SSL_ST_MASK 0x0FFF
1056
1057 # define SSL_CB_LOOP 0x01
1058 # define SSL_CB_EXIT 0x02
1059 # define SSL_CB_READ 0x04
1060 # define SSL_CB_WRITE 0x08
1061 # define SSL_CB_ALERT 0x4000/* used in callback */
1062 # define SSL_CB_READ_ALERT (SSL_CB_ALERT|SSL_CB_READ)
1063 # define SSL_CB_WRITE_ALERT (SSL_CB_ALERT|SSL_CB_WRITE)
1064 # define SSL_CB_ACCEPT_LOOP (SSL_ST_ACCEPT|SSL_CB_LOOP)
1065 # define SSL_CB_ACCEPT_EXIT (SSL_ST_ACCEPT|SSL_CB_EXIT)
1066 # define SSL_CB_CONNECT_LOOP (SSL_ST_CONNECT|SSL_CB_LOOP)
1067 # define SSL_CB_CONNECT_EXIT (SSL_ST_CONNECT|SSL_CB_EXIT)
1068 # define SSL_CB_HANDSHAKE_START 0x10
1069 # define SSL_CB_HANDSHAKE_DONE 0x20
1070
1071 /* Is the SSL_connection established? */
1072 # define SSL_in_connect_init(a) (SSL_in_init(a) && !SSL_is_server(a))
1073 # define SSL_in_accept_init(a) (SSL_in_init(a) && SSL_is_server(a))
1074 int SSL_in_init(const SSL *s);
1075 int SSL_in_before(const SSL *s);
1076 int SSL_is_init_finished(const SSL *s);
1077
1078 /*
1079 * The following 3 states are kept in ssl->rlayer.rstate when reads fail, you
1080 * should not need these
1081 */
1082 # define SSL_ST_READ_HEADER 0xF0
1083 # define SSL_ST_READ_BODY 0xF1
1084 # define SSL_ST_READ_DONE 0xF2
1085
1086 /*-
1087 * Obtain latest Finished message
1088 * -- that we sent (SSL_get_finished)
1089 * -- that we expected from peer (SSL_get_peer_finished).
1090 * Returns length (0 == no Finished so far), copies up to 'count' bytes.
1091 */
1092 size_t SSL_get_finished(const SSL *s, void *buf, size_t count);
1093 size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count);
1094
1095 /*
1096 * use either SSL_VERIFY_NONE or SSL_VERIFY_PEER, the last 3 options are
1097 * 'ored' with SSL_VERIFY_PEER if they are desired
1098 */
1099 # define SSL_VERIFY_NONE 0x00
1100 # define SSL_VERIFY_PEER 0x01
1101 # define SSL_VERIFY_FAIL_IF_NO_PEER_CERT 0x02
1102 # define SSL_VERIFY_CLIENT_ONCE 0x04
1103 # define SSL_VERIFY_POST_HANDSHAKE 0x08
1104
1105 # if OPENSSL_API_COMPAT < 0x10100000L
1106 # define OpenSSL_add_ssl_algorithms() SSL_library_init()
1107 # define SSLeay_add_ssl_algorithms() SSL_library_init()
1108 # endif
1109
1110 /* More backward compatibility */
1111 # define SSL_get_cipher(s) \
1112 SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1113 # define SSL_get_cipher_bits(s,np) \
1114 SSL_CIPHER_get_bits(SSL_get_current_cipher(s),np)
1115 # define SSL_get_cipher_version(s) \
1116 SSL_CIPHER_get_version(SSL_get_current_cipher(s))
1117 # define SSL_get_cipher_name(s) \
1118 SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1119 # define SSL_get_time(a) SSL_SESSION_get_time(a)
1120 # define SSL_set_time(a,b) SSL_SESSION_set_time((a),(b))
1121 # define SSL_get_timeout(a) SSL_SESSION_get_timeout(a)
1122 # define SSL_set_timeout(a,b) SSL_SESSION_set_timeout((a),(b))
1123
1124 # define d2i_SSL_SESSION_bio(bp,s_id) ASN1_d2i_bio_of(SSL_SESSION,SSL_SESSION_new,d2i_SSL_SESSION,bp,s_id)
1125 # define i2d_SSL_SESSION_bio(bp,s_id) ASN1_i2d_bio_of(SSL_SESSION,i2d_SSL_SESSION,bp,s_id)
1126
1127 DECLARE_PEM_rw(SSL_SESSION, SSL_SESSION)
1128 # define SSL_AD_REASON_OFFSET 1000/* offset to get SSL_R_... value
1129 * from SSL_AD_... */
1130 /* These alert types are for SSLv3 and TLSv1 */
1131 # define SSL_AD_CLOSE_NOTIFY SSL3_AD_CLOSE_NOTIFY
1132 /* fatal */
1133 # define SSL_AD_UNEXPECTED_MESSAGE SSL3_AD_UNEXPECTED_MESSAGE
1134 /* fatal */
1135 # define SSL_AD_BAD_RECORD_MAC SSL3_AD_BAD_RECORD_MAC
1136 # define SSL_AD_DECRYPTION_FAILED TLS1_AD_DECRYPTION_FAILED
1137 # define SSL_AD_RECORD_OVERFLOW TLS1_AD_RECORD_OVERFLOW
1138 /* fatal */
1139 # define SSL_AD_DECOMPRESSION_FAILURE SSL3_AD_DECOMPRESSION_FAILURE
1140 /* fatal */
1141 # define SSL_AD_HANDSHAKE_FAILURE SSL3_AD_HANDSHAKE_FAILURE
1142 /* Not for TLS */
1143 # define SSL_AD_NO_CERTIFICATE SSL3_AD_NO_CERTIFICATE
1144 # define SSL_AD_BAD_CERTIFICATE SSL3_AD_BAD_CERTIFICATE
1145 # define SSL_AD_UNSUPPORTED_CERTIFICATE SSL3_AD_UNSUPPORTED_CERTIFICATE
1146 # define SSL_AD_CERTIFICATE_REVOKED SSL3_AD_CERTIFICATE_REVOKED
1147 # define SSL_AD_CERTIFICATE_EXPIRED SSL3_AD_CERTIFICATE_EXPIRED
1148 # define SSL_AD_CERTIFICATE_UNKNOWN SSL3_AD_CERTIFICATE_UNKNOWN
1149 /* fatal */
1150 # define SSL_AD_ILLEGAL_PARAMETER SSL3_AD_ILLEGAL_PARAMETER
1151 /* fatal */
1152 # define SSL_AD_UNKNOWN_CA TLS1_AD_UNKNOWN_CA
1153 /* fatal */
1154 # define SSL_AD_ACCESS_DENIED TLS1_AD_ACCESS_DENIED
1155 /* fatal */
1156 # define SSL_AD_DECODE_ERROR TLS1_AD_DECODE_ERROR
1157 # define SSL_AD_DECRYPT_ERROR TLS1_AD_DECRYPT_ERROR
1158 /* fatal */
1159 # define SSL_AD_EXPORT_RESTRICTION TLS1_AD_EXPORT_RESTRICTION
1160 /* fatal */
1161 # define SSL_AD_PROTOCOL_VERSION TLS1_AD_PROTOCOL_VERSION
1162 /* fatal */
1163 # define SSL_AD_INSUFFICIENT_SECURITY TLS1_AD_INSUFFICIENT_SECURITY
1164 /* fatal */
1165 # define SSL_AD_INTERNAL_ERROR TLS1_AD_INTERNAL_ERROR
1166 # define SSL_AD_USER_CANCELLED TLS1_AD_USER_CANCELLED
1167 # define SSL_AD_NO_RENEGOTIATION TLS1_AD_NO_RENEGOTIATION
1168 # define SSL_AD_MISSING_EXTENSION TLS13_AD_MISSING_EXTENSION
1169 # define SSL_AD_CERTIFICATE_REQUIRED TLS13_AD_CERTIFICATE_REQUIRED
1170 # define SSL_AD_UNSUPPORTED_EXTENSION TLS1_AD_UNSUPPORTED_EXTENSION
1171 # define SSL_AD_CERTIFICATE_UNOBTAINABLE TLS1_AD_CERTIFICATE_UNOBTAINABLE
1172 # define SSL_AD_UNRECOGNIZED_NAME TLS1_AD_UNRECOGNIZED_NAME
1173 # define SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE
1174 # define SSL_AD_BAD_CERTIFICATE_HASH_VALUE TLS1_AD_BAD_CERTIFICATE_HASH_VALUE
1175 /* fatal */
1176 # define SSL_AD_UNKNOWN_PSK_IDENTITY TLS1_AD_UNKNOWN_PSK_IDENTITY
1177 /* fatal */
1178 # define SSL_AD_INAPPROPRIATE_FALLBACK TLS1_AD_INAPPROPRIATE_FALLBACK
1179 # define SSL_AD_NO_APPLICATION_PROTOCOL TLS1_AD_NO_APPLICATION_PROTOCOL
1180 # define SSL_ERROR_NONE 0
1181 # define SSL_ERROR_SSL 1
1182 # define SSL_ERROR_WANT_READ 2
1183 # define SSL_ERROR_WANT_WRITE 3
1184 # define SSL_ERROR_WANT_X509_LOOKUP 4
1185 # define SSL_ERROR_SYSCALL 5/* look at error stack/return
1186 * value/errno */
1187 # define SSL_ERROR_ZERO_RETURN 6
1188 # define SSL_ERROR_WANT_CONNECT 7
1189 # define SSL_ERROR_WANT_ACCEPT 8
1190 # define SSL_ERROR_WANT_ASYNC 9
1191 # define SSL_ERROR_WANT_ASYNC_JOB 10
1192 # define SSL_ERROR_WANT_CLIENT_HELLO_CB 11
1193 # define SSL_CTRL_SET_TMP_DH 3
1194 # define SSL_CTRL_SET_TMP_ECDH 4
1195 # define SSL_CTRL_SET_TMP_DH_CB 6
1196 # define SSL_CTRL_GET_CLIENT_CERT_REQUEST 9
1197 # define SSL_CTRL_GET_NUM_RENEGOTIATIONS 10
1198 # define SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS 11
1199 # define SSL_CTRL_GET_TOTAL_RENEGOTIATIONS 12
1200 # define SSL_CTRL_GET_FLAGS 13
1201 # define SSL_CTRL_EXTRA_CHAIN_CERT 14
1202 # define SSL_CTRL_SET_MSG_CALLBACK 15
1203 # define SSL_CTRL_SET_MSG_CALLBACK_ARG 16
1204 /* only applies to datagram connections */
1205 # define SSL_CTRL_SET_MTU 17
1206 /* Stats */
1207 # define SSL_CTRL_SESS_NUMBER 20
1208 # define SSL_CTRL_SESS_CONNECT 21
1209 # define SSL_CTRL_SESS_CONNECT_GOOD 22
1210 # define SSL_CTRL_SESS_CONNECT_RENEGOTIATE 23
1211 # define SSL_CTRL_SESS_ACCEPT 24
1212 # define SSL_CTRL_SESS_ACCEPT_GOOD 25
1213 # define SSL_CTRL_SESS_ACCEPT_RENEGOTIATE 26
1214 # define SSL_CTRL_SESS_HIT 27
1215 # define SSL_CTRL_SESS_CB_HIT 28
1216 # define SSL_CTRL_SESS_MISSES 29
1217 # define SSL_CTRL_SESS_TIMEOUTS 30
1218 # define SSL_CTRL_SESS_CACHE_FULL 31
1219 # define SSL_CTRL_MODE 33
1220 # define SSL_CTRL_GET_READ_AHEAD 40
1221 # define SSL_CTRL_SET_READ_AHEAD 41
1222 # define SSL_CTRL_SET_SESS_CACHE_SIZE 42
1223 # define SSL_CTRL_GET_SESS_CACHE_SIZE 43
1224 # define SSL_CTRL_SET_SESS_CACHE_MODE 44
1225 # define SSL_CTRL_GET_SESS_CACHE_MODE 45
1226 # define SSL_CTRL_GET_MAX_CERT_LIST 50
1227 # define SSL_CTRL_SET_MAX_CERT_LIST 51
1228 # define SSL_CTRL_SET_MAX_SEND_FRAGMENT 52
1229 /* see tls1.h for macros based on these */
1230 # define SSL_CTRL_SET_TLSEXT_SERVERNAME_CB 53
1231 # define SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG 54
1232 # define SSL_CTRL_SET_TLSEXT_HOSTNAME 55
1233 # define SSL_CTRL_SET_TLSEXT_DEBUG_CB 56
1234 # define SSL_CTRL_SET_TLSEXT_DEBUG_ARG 57
1235 # define SSL_CTRL_GET_TLSEXT_TICKET_KEYS 58
1236 # define SSL_CTRL_SET_TLSEXT_TICKET_KEYS 59
1237 /*# define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT 60 */
1238 /*# define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB 61 */
1239 /*# define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB_ARG 62 */
1240 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB 63
1241 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB_ARG 64
1242 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_TYPE 65
1243 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_EXTS 66
1244 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_EXTS 67
1245 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_IDS 68
1246 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_IDS 69
1247 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_OCSP_RESP 70
1248 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_OCSP_RESP 71
1249 # define SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB 72
1250 # define SSL_CTRL_SET_TLS_EXT_SRP_USERNAME_CB 75
1251 # define SSL_CTRL_SET_SRP_VERIFY_PARAM_CB 76
1252 # define SSL_CTRL_SET_SRP_GIVE_CLIENT_PWD_CB 77
1253 # define SSL_CTRL_SET_SRP_ARG 78
1254 # define SSL_CTRL_SET_TLS_EXT_SRP_USERNAME 79
1255 # define SSL_CTRL_SET_TLS_EXT_SRP_STRENGTH 80
1256 # define SSL_CTRL_SET_TLS_EXT_SRP_PASSWORD 81
1257 # ifndef OPENSSL_NO_HEARTBEATS
1258 # define SSL_CTRL_DTLS_EXT_SEND_HEARTBEAT 85
1259 # define SSL_CTRL_GET_DTLS_EXT_HEARTBEAT_PENDING 86
1260 # define SSL_CTRL_SET_DTLS_EXT_HEARTBEAT_NO_REQUESTS 87
1261 # endif
1262 # define DTLS_CTRL_GET_TIMEOUT 73
1263 # define DTLS_CTRL_HANDLE_TIMEOUT 74
1264 # define SSL_CTRL_GET_RI_SUPPORT 76
1265 # define SSL_CTRL_CLEAR_MODE 78
1266 # define SSL_CTRL_SET_NOT_RESUMABLE_SESS_CB 79
1267 # define SSL_CTRL_GET_EXTRA_CHAIN_CERTS 82
1268 # define SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS 83
1269 # define SSL_CTRL_CHAIN 88
1270 # define SSL_CTRL_CHAIN_CERT 89
1271 # define SSL_CTRL_GET_GROUPS 90
1272 # define SSL_CTRL_SET_GROUPS 91
1273 # define SSL_CTRL_SET_GROUPS_LIST 92
1274 # define SSL_CTRL_GET_SHARED_GROUP 93
1275 # define SSL_CTRL_SET_SIGALGS 97
1276 # define SSL_CTRL_SET_SIGALGS_LIST 98
1277 # define SSL_CTRL_CERT_FLAGS 99
1278 # define SSL_CTRL_CLEAR_CERT_FLAGS 100
1279 # define SSL_CTRL_SET_CLIENT_SIGALGS 101
1280 # define SSL_CTRL_SET_CLIENT_SIGALGS_LIST 102
1281 # define SSL_CTRL_GET_CLIENT_CERT_TYPES 103
1282 # define SSL_CTRL_SET_CLIENT_CERT_TYPES 104
1283 # define SSL_CTRL_BUILD_CERT_CHAIN 105
1284 # define SSL_CTRL_SET_VERIFY_CERT_STORE 106
1285 # define SSL_CTRL_SET_CHAIN_CERT_STORE 107
1286 # define SSL_CTRL_GET_PEER_SIGNATURE_NID 108
1287 # define SSL_CTRL_GET_PEER_TMP_KEY 109
1288 # define SSL_CTRL_GET_RAW_CIPHERLIST 110
1289 # define SSL_CTRL_GET_EC_POINT_FORMATS 111
1290 # define SSL_CTRL_GET_CHAIN_CERTS 115
1291 # define SSL_CTRL_SELECT_CURRENT_CERT 116
1292 # define SSL_CTRL_SET_CURRENT_CERT 117
1293 # define SSL_CTRL_SET_DH_AUTO 118
1294 # define DTLS_CTRL_SET_LINK_MTU 120
1295 # define DTLS_CTRL_GET_LINK_MIN_MTU 121
1296 # define SSL_CTRL_GET_EXTMS_SUPPORT 122
1297 # define SSL_CTRL_SET_MIN_PROTO_VERSION 123
1298 # define SSL_CTRL_SET_MAX_PROTO_VERSION 124
1299 # define SSL_CTRL_SET_SPLIT_SEND_FRAGMENT 125
1300 # define SSL_CTRL_SET_MAX_PIPELINES 126
1301 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_TYPE 127
1302 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_CB 128
1303 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_CB_ARG 129
1304 # define SSL_CTRL_GET_MIN_PROTO_VERSION 130
1305 # define SSL_CTRL_GET_MAX_PROTO_VERSION 131
1306 # define SSL_CTRL_GET_SIGNATURE_NID 132
1307 # define SSL_CTRL_GET_TMP_KEY 133
1308 # define SSL_CTRL_GET_VERIFY_CERT_STORE 137
1309 # define SSL_CTRL_GET_CHAIN_CERT_STORE 138
1310 # define SSL_CERT_SET_FIRST 1
1311 # define SSL_CERT_SET_NEXT 2
1312 # define SSL_CERT_SET_SERVER 3
1313 # define DTLSv1_get_timeout(ssl, arg) \
1314 SSL_ctrl(ssl,DTLS_CTRL_GET_TIMEOUT,0, (void *)(arg))
1315 # define DTLSv1_handle_timeout(ssl) \
1316 SSL_ctrl(ssl,DTLS_CTRL_HANDLE_TIMEOUT,0, NULL)
1317 # define SSL_num_renegotiations(ssl) \
1318 SSL_ctrl((ssl),SSL_CTRL_GET_NUM_RENEGOTIATIONS,0,NULL)
1319 # define SSL_clear_num_renegotiations(ssl) \
1320 SSL_ctrl((ssl),SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS,0,NULL)
1321 # define SSL_total_renegotiations(ssl) \
1322 SSL_ctrl((ssl),SSL_CTRL_GET_TOTAL_RENEGOTIATIONS,0,NULL)
1323 # define SSL_CTX_set_tmp_dh(ctx,dh) \
1324 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH,0,(char *)(dh))
1325 # define SSL_CTX_set_tmp_ecdh(ctx,ecdh) \
1326 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH,0,(char *)(ecdh))
1327 # define SSL_CTX_set_dh_auto(ctx, onoff) \
1328 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_DH_AUTO,onoff,NULL)
1329 # define SSL_set_dh_auto(s, onoff) \
1330 SSL_ctrl(s,SSL_CTRL_SET_DH_AUTO,onoff,NULL)
1331 # define SSL_set_tmp_dh(ssl,dh) \
1332 SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH,0,(char *)(dh))
1333 # define SSL_set_tmp_ecdh(ssl,ecdh) \
1334 SSL_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH,0,(char *)(ecdh))
1335 # define SSL_CTX_add_extra_chain_cert(ctx,x509) \
1336 SSL_CTX_ctrl(ctx,SSL_CTRL_EXTRA_CHAIN_CERT,0,(char *)(x509))
1337 # define SSL_CTX_get_extra_chain_certs(ctx,px509) \
1338 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_EXTRA_CHAIN_CERTS,0,px509)
1339 # define SSL_CTX_get_extra_chain_certs_only(ctx,px509) \
1340 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_EXTRA_CHAIN_CERTS,1,px509)
1341 # define SSL_CTX_clear_extra_chain_certs(ctx) \
1342 SSL_CTX_ctrl(ctx,SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS,0,NULL)
1343 # define SSL_CTX_set0_chain(ctx,sk) \
1344 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN,0,(char *)(sk))
1345 # define SSL_CTX_set1_chain(ctx,sk) \
1346 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN,1,(char *)(sk))
1347 # define SSL_CTX_add0_chain_cert(ctx,x509) \
1348 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN_CERT,0,(char *)(x509))
1349 # define SSL_CTX_add1_chain_cert(ctx,x509) \
1350 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN_CERT,1,(char *)(x509))
1351 # define SSL_CTX_get0_chain_certs(ctx,px509) \
1352 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_CHAIN_CERTS,0,px509)
1353 # define SSL_CTX_clear_chain_certs(ctx) \
1354 SSL_CTX_set0_chain(ctx,NULL)
1355 # define SSL_CTX_build_cert_chain(ctx, flags) \
1356 SSL_CTX_ctrl(ctx,SSL_CTRL_BUILD_CERT_CHAIN, flags, NULL)
1357 # define SSL_CTX_select_current_cert(ctx,x509) \
1358 SSL_CTX_ctrl(ctx,SSL_CTRL_SELECT_CURRENT_CERT,0,(char *)(x509))
1359 # define SSL_CTX_set_current_cert(ctx, op) \
1360 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CURRENT_CERT, op, NULL)
1361 # define SSL_CTX_set0_verify_cert_store(ctx,st) \
1362 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_VERIFY_CERT_STORE,0,(char *)(st))
1363 # define SSL_CTX_set1_verify_cert_store(ctx,st) \
1364 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_VERIFY_CERT_STORE,1,(char *)(st))
1365 # define SSL_CTX_get0_verify_cert_store(ctx,st) \
1366 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_VERIFY_CERT_STORE,0,(char *)(st))
1367 # define SSL_CTX_set0_chain_cert_store(ctx,st) \
1368 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CHAIN_CERT_STORE,0,(char *)(st))
1369 # define SSL_CTX_set1_chain_cert_store(ctx,st) \
1370 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CHAIN_CERT_STORE,1,(char *)(st))
1371 # define SSL_CTX_get0_chain_cert_store(ctx,st) \
1372 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_CHAIN_CERT_STORE,0,(char *)(st))
1373 # define SSL_set0_chain(s,sk) \
1374 SSL_ctrl(s,SSL_CTRL_CHAIN,0,(char *)(sk))
1375 # define SSL_set1_chain(s,sk) \
1376 SSL_ctrl(s,SSL_CTRL_CHAIN,1,(char *)(sk))
1377 # define SSL_add0_chain_cert(s,x509) \
1378 SSL_ctrl(s,SSL_CTRL_CHAIN_CERT,0,(char *)(x509))
1379 # define SSL_add1_chain_cert(s,x509) \
1380 SSL_ctrl(s,SSL_CTRL_CHAIN_CERT,1,(char *)(x509))
1381 # define SSL_get0_chain_certs(s,px509) \
1382 SSL_ctrl(s,SSL_CTRL_GET_CHAIN_CERTS,0,px509)
1383 # define SSL_clear_chain_certs(s) \
1384 SSL_set0_chain(s,NULL)
1385 # define SSL_build_cert_chain(s, flags) \
1386 SSL_ctrl(s,SSL_CTRL_BUILD_CERT_CHAIN, flags, NULL)
1387 # define SSL_select_current_cert(s,x509) \
1388 SSL_ctrl(s,SSL_CTRL_SELECT_CURRENT_CERT,0,(char *)(x509))
1389 # define SSL_set_current_cert(s,op) \
1390 SSL_ctrl(s,SSL_CTRL_SET_CURRENT_CERT, op, NULL)
1391 # define SSL_set0_verify_cert_store(s,st) \
1392 SSL_ctrl(s,SSL_CTRL_SET_VERIFY_CERT_STORE,0,(char *)(st))
1393 # define SSL_set1_verify_cert_store(s,st) \
1394 SSL_ctrl(s,SSL_CTRL_SET_VERIFY_CERT_STORE,1,(char *)(st))
1395 #define SSL_get0_verify_cert_store(s,st) \
1396 SSL_ctrl(s,SSL_CTRL_GET_VERIFY_CERT_STORE,0,(char *)(st))
1397 # define SSL_set0_chain_cert_store(s,st) \
1398 SSL_ctrl(s,SSL_CTRL_SET_CHAIN_CERT_STORE,0,(char *)(st))
1399 # define SSL_set1_chain_cert_store(s,st) \
1400 SSL_ctrl(s,SSL_CTRL_SET_CHAIN_CERT_STORE,1,(char *)(st))
1401 #define SSL_get0_chain_cert_store(s,st) \
1402 SSL_ctrl(s,SSL_CTRL_GET_CHAIN_CERT_STORE,0,(char *)(st))
1403 # define SSL_get1_groups(s, glist) \
1404 SSL_ctrl(s,SSL_CTRL_GET_GROUPS,0,(int*)(glist))
1405 # define SSL_CTX_set1_groups(ctx, glist, glistlen) \
1406 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_GROUPS,glistlen,(int *)(glist))
1407 # define SSL_CTX_set1_groups_list(ctx, s) \
1408 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_GROUPS_LIST,0,(char *)(s))
1409 # define SSL_set1_groups(s, glist, glistlen) \
1410 SSL_ctrl(s,SSL_CTRL_SET_GROUPS,glistlen,(char *)(glist))
1411 # define SSL_set1_groups_list(s, str) \
1412 SSL_ctrl(s,SSL_CTRL_SET_GROUPS_LIST,0,(char *)(str))
1413 # define SSL_get_shared_group(s, n) \
1414 SSL_ctrl(s,SSL_CTRL_GET_SHARED_GROUP,n,NULL)
1415 # define SSL_CTX_set1_sigalgs(ctx, slist, slistlen) \
1416 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SIGALGS,slistlen,(int *)(slist))
1417 # define SSL_CTX_set1_sigalgs_list(ctx, s) \
1418 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SIGALGS_LIST,0,(char *)(s))
1419 # define SSL_set1_sigalgs(s, slist, slistlen) \
1420 SSL_ctrl(s,SSL_CTRL_SET_SIGALGS,slistlen,(int *)(slist))
1421 # define SSL_set1_sigalgs_list(s, str) \
1422 SSL_ctrl(s,SSL_CTRL_SET_SIGALGS_LIST,0,(char *)(str))
1423 # define SSL_CTX_set1_client_sigalgs(ctx, slist, slistlen) \
1424 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS,slistlen,(int *)(slist))
1425 # define SSL_CTX_set1_client_sigalgs_list(ctx, s) \
1426 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS_LIST,0,(char *)(s))
1427 # define SSL_set1_client_sigalgs(s, slist, slistlen) \
1428 SSL_ctrl(s,SSL_CTRL_SET_CLIENT_SIGALGS,slistlen,(int *)(slist))
1429 # define SSL_set1_client_sigalgs_list(s, str) \
1430 SSL_ctrl(s,SSL_CTRL_SET_CLIENT_SIGALGS_LIST,0,(char *)(str))
1431 # define SSL_get0_certificate_types(s, clist) \
1432 SSL_ctrl(s, SSL_CTRL_GET_CLIENT_CERT_TYPES, 0, (char *)(clist))
1433 # define SSL_CTX_set1_client_certificate_types(ctx, clist, clistlen) \
1434 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_CERT_TYPES,clistlen, \
1435 (char *)(clist))
1436 # define SSL_set1_client_certificate_types(s, clist, clistlen) \
1437 SSL_ctrl(s,SSL_CTRL_SET_CLIENT_CERT_TYPES,clistlen,(char *)(clist))
1438 # define SSL_get_signature_nid(s, pn) \
1439 SSL_ctrl(s,SSL_CTRL_GET_SIGNATURE_NID,0,pn)
1440 # define SSL_get_peer_signature_nid(s, pn) \
1441 SSL_ctrl(s,SSL_CTRL_GET_PEER_SIGNATURE_NID,0,pn)
1442 # define SSL_get_peer_tmp_key(s, pk) \
1443 SSL_ctrl(s,SSL_CTRL_GET_PEER_TMP_KEY,0,pk)
1444 # define SSL_get_tmp_key(s, pk) \
1445 SSL_ctrl(s,SSL_CTRL_GET_TMP_KEY,0,pk)
1446 # define SSL_get0_raw_cipherlist(s, plst) \
1447 SSL_ctrl(s,SSL_CTRL_GET_RAW_CIPHERLIST,0,plst)
1448 # define SSL_get0_ec_point_formats(s, plst) \
1449 SSL_ctrl(s,SSL_CTRL_GET_EC_POINT_FORMATS,0,plst)
1450 # define SSL_CTX_set_min_proto_version(ctx, version) \
1451 SSL_CTX_ctrl(ctx, SSL_CTRL_SET_MIN_PROTO_VERSION, version, NULL)
1452 # define SSL_CTX_set_max_proto_version(ctx, version) \
1453 SSL_CTX_ctrl(ctx, SSL_CTRL_SET_MAX_PROTO_VERSION, version, NULL)
1454 # define SSL_CTX_get_min_proto_version(ctx) \
1455 SSL_CTX_ctrl(ctx, SSL_CTRL_GET_MIN_PROTO_VERSION, 0, NULL)
1456 # define SSL_CTX_get_max_proto_version(ctx) \
1457 SSL_CTX_ctrl(ctx, SSL_CTRL_GET_MAX_PROTO_VERSION, 0, NULL)
1458 # define SSL_set_min_proto_version(s, version) \
1459 SSL_ctrl(s, SSL_CTRL_SET_MIN_PROTO_VERSION, version, NULL)
1460 # define SSL_set_max_proto_version(s, version) \
1461 SSL_ctrl(s, SSL_CTRL_SET_MAX_PROTO_VERSION, version, NULL)
1462 # define SSL_get_min_proto_version(s) \
1463 SSL_ctrl(s, SSL_CTRL_GET_MIN_PROTO_VERSION, 0, NULL)
1464 # define SSL_get_max_proto_version(s) \
1465 SSL_ctrl(s, SSL_CTRL_GET_MAX_PROTO_VERSION, 0, NULL)
1466
1467 /* Backwards compatibility, original 1.1.0 names */
1468 # define SSL_CTRL_GET_SERVER_TMP_KEY \
1469 SSL_CTRL_GET_PEER_TMP_KEY
1470 # define SSL_get_server_tmp_key(s, pk) \
1471 SSL_get_peer_tmp_key(s, pk)
1472
1473 /*
1474 * The following symbol names are old and obsolete. They are kept
1475 * for compatibility reasons only and should not be used anymore.
1476 */
1477 # define SSL_CTRL_GET_CURVES SSL_CTRL_GET_GROUPS
1478 # define SSL_CTRL_SET_CURVES SSL_CTRL_SET_GROUPS
1479 # define SSL_CTRL_SET_CURVES_LIST SSL_CTRL_SET_GROUPS_LIST
1480 # define SSL_CTRL_GET_SHARED_CURVE SSL_CTRL_GET_SHARED_GROUP
1481
1482 # define SSL_get1_curves SSL_get1_groups
1483 # define SSL_CTX_set1_curves SSL_CTX_set1_groups
1484 # define SSL_CTX_set1_curves_list SSL_CTX_set1_groups_list
1485 # define SSL_set1_curves SSL_set1_groups
1486 # define SSL_set1_curves_list SSL_set1_groups_list
1487 # define SSL_get_shared_curve SSL_get_shared_group
1488
1489
1490 # if OPENSSL_API_COMPAT < 0x10100000L
1491 /* Provide some compatibility macros for removed functionality. */
1492 # define SSL_CTX_need_tmp_RSA(ctx) 0
1493 # define SSL_CTX_set_tmp_rsa(ctx,rsa) 1
1494 # define SSL_need_tmp_RSA(ssl) 0
1495 # define SSL_set_tmp_rsa(ssl,rsa) 1
1496 # define SSL_CTX_set_ecdh_auto(dummy, onoff) ((onoff) != 0)
1497 # define SSL_set_ecdh_auto(dummy, onoff) ((onoff) != 0)
1498 /*
1499 * We "pretend" to call the callback to avoid warnings about unused static
1500 * functions.
1501 */
1502 # define SSL_CTX_set_tmp_rsa_callback(ctx, cb) while(0) (cb)(NULL, 0, 0)
1503 # define SSL_set_tmp_rsa_callback(ssl, cb) while(0) (cb)(NULL, 0, 0)
1504 # endif
1505 __owur const BIO_METHOD *BIO_f_ssl(void);
1506 __owur BIO *BIO_new_ssl(SSL_CTX *ctx, int client);
1507 __owur BIO *BIO_new_ssl_connect(SSL_CTX *ctx);
1508 __owur BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx);
1509 __owur int BIO_ssl_copy_session_id(BIO *to, BIO *from);
1510 void BIO_ssl_shutdown(BIO *ssl_bio);
1511
1512 __owur int SSL_CTX_set_cipher_list(SSL_CTX *, const char *str);
1513 __owur SSL_CTX *SSL_CTX_new(const SSL_METHOD *meth);
1514 int SSL_CTX_up_ref(SSL_CTX *ctx);
1515 void SSL_CTX_free(SSL_CTX *);
1516 __owur long SSL_CTX_set_timeout(SSL_CTX *ctx, long t);
1517 __owur long SSL_CTX_get_timeout(const SSL_CTX *ctx);
1518 __owur X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *);
1519 void SSL_CTX_set_cert_store(SSL_CTX *, X509_STORE *);
1520 void SSL_CTX_set1_cert_store(SSL_CTX *, X509_STORE *);
1521 __owur int SSL_want(const SSL *s);
1522 __owur int SSL_clear(SSL *s);
1523
1524 void SSL_CTX_flush_sessions(SSL_CTX *ctx, long tm);
1525
1526 __owur const SSL_CIPHER *SSL_get_current_cipher(const SSL *s);
1527 __owur const SSL_CIPHER *SSL_get_pending_cipher(const SSL *s);
1528 __owur int SSL_CIPHER_get_bits(const SSL_CIPHER *c, int *alg_bits);
1529 __owur const char *SSL_CIPHER_get_version(const SSL_CIPHER *c);
1530 __owur const char *SSL_CIPHER_get_name(const SSL_CIPHER *c);
1531 __owur const char *SSL_CIPHER_standard_name(const SSL_CIPHER *c);
1532 __owur const char *OPENSSL_cipher_name(const char *rfc_name);
1533 __owur uint32_t SSL_CIPHER_get_id(const SSL_CIPHER *c);
1534 __owur uint16_t SSL_CIPHER_get_protocol_id(const SSL_CIPHER *c);
1535 __owur int SSL_CIPHER_get_kx_nid(const SSL_CIPHER *c);
1536 __owur int SSL_CIPHER_get_auth_nid(const SSL_CIPHER *c);
1537 __owur const EVP_MD *SSL_CIPHER_get_handshake_digest(const SSL_CIPHER *c);
1538 __owur int SSL_CIPHER_is_aead(const SSL_CIPHER *c);
1539
1540 __owur int SSL_get_fd(const SSL *s);
1541 __owur int SSL_get_rfd(const SSL *s);
1542 __owur int SSL_get_wfd(const SSL *s);
1543 __owur const char *SSL_get_cipher_list(const SSL *s, int n);
1544 __owur char *SSL_get_shared_ciphers(const SSL *s, char *buf, int size);
1545 __owur int SSL_get_read_ahead(const SSL *s);
1546 __owur int SSL_pending(const SSL *s);
1547 __owur int SSL_has_pending(const SSL *s);
1548 # ifndef OPENSSL_NO_SOCK
1549 __owur int SSL_set_fd(SSL *s, int fd);
1550 __owur int SSL_set_rfd(SSL *s, int fd);
1551 __owur int SSL_set_wfd(SSL *s, int fd);
1552 # endif
1553 void SSL_set0_rbio(SSL *s, BIO *rbio);
1554 void SSL_set0_wbio(SSL *s, BIO *wbio);
1555 void SSL_set_bio(SSL *s, BIO *rbio, BIO *wbio);
1556 __owur BIO *SSL_get_rbio(const SSL *s);
1557 __owur BIO *SSL_get_wbio(const SSL *s);
1558 __owur int SSL_set_cipher_list(SSL *s, const char *str);
1559 __owur int SSL_CTX_set_ciphersuites(SSL_CTX *ctx, const char *str);
1560 __owur int SSL_set_ciphersuites(SSL *s, const char *str);
1561 void SSL_set_read_ahead(SSL *s, int yes);
1562 __owur int SSL_get_verify_mode(const SSL *s);
1563 __owur int SSL_get_verify_depth(const SSL *s);
1564 __owur SSL_verify_cb SSL_get_verify_callback(const SSL *s);
1565 void SSL_set_verify(SSL *s, int mode, SSL_verify_cb callback);
1566 void SSL_set_verify_depth(SSL *s, int depth);
1567 void SSL_set_cert_cb(SSL *s, int (*cb) (SSL *ssl, void *arg), void *arg);
1568 # ifndef OPENSSL_NO_RSA
1569 __owur int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa);
1570 __owur int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, const unsigned char *d,
1571 long len);
1572 # endif
1573 __owur int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey);
1574 __owur int SSL_use_PrivateKey_ASN1(int pk, SSL *ssl, const unsigned char *d,
1575 long len);
1576 __owur int SSL_use_certificate(SSL *ssl, X509 *x);
1577 __owur int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len);
1578 __owur int SSL_use_cert_and_key(SSL *ssl, X509 *x509, EVP_PKEY *privatekey,
1579 STACK_OF(X509) *chain, int override);
1580
1581
1582 /* serverinfo file format versions */
1583 # define SSL_SERVERINFOV1 1
1584 # define SSL_SERVERINFOV2 2
1585
1586 /* Set serverinfo data for the current active cert. */
1587 __owur int SSL_CTX_use_serverinfo(SSL_CTX *ctx, const unsigned char *serverinfo,
1588 size_t serverinfo_length);
1589 __owur int SSL_CTX_use_serverinfo_ex(SSL_CTX *ctx, unsigned int version,
1590 const unsigned char *serverinfo,
1591 size_t serverinfo_length);
1592 __owur int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file);
1593
1594 #ifndef OPENSSL_NO_RSA
1595 __owur int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type);
1596 #endif
1597
1598 __owur int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type);
1599 __owur int SSL_use_certificate_file(SSL *ssl, const char *file, int type);
1600
1601 #ifndef OPENSSL_NO_RSA
1602 __owur int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file,
1603 int type);
1604 #endif
1605 __owur int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file,
1606 int type);
1607 __owur int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file,
1608 int type);
1609 /* PEM type */
1610 __owur int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file);
1611 __owur int SSL_use_certificate_chain_file(SSL *ssl, const char *file);
1612 __owur STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file);
1613 __owur int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1614 const char *file);
1615 int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1616 const char *dir);
1617
1618 # if OPENSSL_API_COMPAT < 0x10100000L
1619 # define SSL_load_error_strings() \
1620 OPENSSL_init_ssl(OPENSSL_INIT_LOAD_SSL_STRINGS \
1621 | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL)
1622 # endif
1623
1624 __owur const char *SSL_state_string(const SSL *s);
1625 __owur const char *SSL_rstate_string(const SSL *s);
1626 __owur const char *SSL_state_string_long(const SSL *s);
1627 __owur const char *SSL_rstate_string_long(const SSL *s);
1628 __owur long SSL_SESSION_get_time(const SSL_SESSION *s);
1629 __owur long SSL_SESSION_set_time(SSL_SESSION *s, long t);
1630 __owur long SSL_SESSION_get_timeout(const SSL_SESSION *s);
1631 __owur long SSL_SESSION_set_timeout(SSL_SESSION *s, long t);
1632 __owur int SSL_SESSION_get_protocol_version(const SSL_SESSION *s);
1633 __owur int SSL_SESSION_set_protocol_version(SSL_SESSION *s, int version);
1634
1635 __owur const char *SSL_SESSION_get0_hostname(const SSL_SESSION *s);
1636 __owur int SSL_SESSION_set1_hostname(SSL_SESSION *s, const char *hostname);
1637 void SSL_SESSION_get0_alpn_selected(const SSL_SESSION *s,
1638 const unsigned char **alpn,
1639 size_t *len);
1640 __owur int SSL_SESSION_set1_alpn_selected(SSL_SESSION *s,
1641 const unsigned char *alpn,
1642 size_t len);
1643 __owur const SSL_CIPHER *SSL_SESSION_get0_cipher(const SSL_SESSION *s);
1644 __owur int SSL_SESSION_set_cipher(SSL_SESSION *s, const SSL_CIPHER *cipher);
1645 __owur int SSL_SESSION_has_ticket(const SSL_SESSION *s);
1646 __owur unsigned long SSL_SESSION_get_ticket_lifetime_hint(const SSL_SESSION *s);
1647 void SSL_SESSION_get0_ticket(const SSL_SESSION *s, const unsigned char **tick,
1648 size_t *len);
1649 __owur uint32_t SSL_SESSION_get_max_early_data(const SSL_SESSION *s);
1650 __owur int SSL_SESSION_set_max_early_data(SSL_SESSION *s,
1651 uint32_t max_early_data);
1652 __owur int SSL_copy_session_id(SSL *to, const SSL *from);
1653 __owur X509 *SSL_SESSION_get0_peer(SSL_SESSION *s);
1654 __owur int SSL_SESSION_set1_id_context(SSL_SESSION *s,
1655 const unsigned char *sid_ctx,
1656 unsigned int sid_ctx_len);
1657 __owur int SSL_SESSION_set1_id(SSL_SESSION *s, const unsigned char *sid,
1658 unsigned int sid_len);
1659 __owur int SSL_SESSION_is_resumable(const SSL_SESSION *s);
1660
1661 __owur SSL_SESSION *SSL_SESSION_new(void);
1662 __owur SSL_SESSION *SSL_SESSION_dup(SSL_SESSION *src);
1663 const unsigned char *SSL_SESSION_get_id(const SSL_SESSION *s,
1664 unsigned int *len);
1665 const unsigned char *SSL_SESSION_get0_id_context(const SSL_SESSION *s,
1666 unsigned int *len);
1667 __owur unsigned int SSL_SESSION_get_compress_id(const SSL_SESSION *s);
1668 # ifndef OPENSSL_NO_STDIO
1669 int SSL_SESSION_print_fp(FILE *fp, const SSL_SESSION *ses);
1670 # endif
1671 int SSL_SESSION_print(BIO *fp, const SSL_SESSION *ses);
1672 int SSL_SESSION_print_keylog(BIO *bp, const SSL_SESSION *x);
1673 int SSL_SESSION_up_ref(SSL_SESSION *ses);
1674 void SSL_SESSION_free(SSL_SESSION *ses);
1675 __owur int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp);
1676 __owur int SSL_set_session(SSL *to, SSL_SESSION *session);
1677 int SSL_CTX_add_session(SSL_CTX *ctx, SSL_SESSION *session);
1678 int SSL_CTX_remove_session(SSL_CTX *ctx, SSL_SESSION *session);
1679 __owur int SSL_CTX_set_generate_session_id(SSL_CTX *ctx, GEN_SESSION_CB cb);
1680 __owur int SSL_set_generate_session_id(SSL *s, GEN_SESSION_CB cb);
1681 __owur int SSL_has_matching_session_id(const SSL *s,
1682 const unsigned char *id,
1683 unsigned int id_len);
1684 SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
1685 long length);
1686
1687 # ifdef HEADER_X509_H
1688 __owur X509 *SSL_get_peer_certificate(const SSL *s);
1689 # endif
1690
1691 __owur STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s);
1692
1693 __owur int SSL_CTX_get_verify_mode(const SSL_CTX *ctx);
1694 __owur int SSL_CTX_get_verify_depth(const SSL_CTX *ctx);
1695 __owur SSL_verify_cb SSL_CTX_get_verify_callback(const SSL_CTX *ctx);
1696 void SSL_CTX_set_verify(SSL_CTX *ctx, int mode, SSL_verify_cb callback);
1697 void SSL_CTX_set_verify_depth(SSL_CTX *ctx, int depth);
1698 void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx,
1699 int (*cb) (X509_STORE_CTX *, void *),
1700 void *arg);
1701 void SSL_CTX_set_cert_cb(SSL_CTX *c, int (*cb) (SSL *ssl, void *arg),
1702 void *arg);
1703 # ifndef OPENSSL_NO_RSA
1704 __owur int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa);
1705 __owur int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d,
1706 long len);
1707 # endif
1708 __owur int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey);
1709 __owur int SSL_CTX_use_PrivateKey_ASN1(int pk, SSL_CTX *ctx,
1710 const unsigned char *d, long len);
1711 __owur int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x);
1712 __owur int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len,
1713 const unsigned char *d);
1714 __owur int SSL_CTX_use_cert_and_key(SSL_CTX *ctx, X509 *x509, EVP_PKEY *privatekey,
1715 STACK_OF(X509) *chain, int override);
1716
1717 void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb);
1718 void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *u);
1719 pem_password_cb *SSL_CTX_get_default_passwd_cb(SSL_CTX *ctx);
1720 void *SSL_CTX_get_default_passwd_cb_userdata(SSL_CTX *ctx);
1721 void SSL_set_default_passwd_cb(SSL *s, pem_password_cb *cb);
1722 void SSL_set_default_passwd_cb_userdata(SSL *s, void *u);
1723 pem_password_cb *SSL_get_default_passwd_cb(SSL *s);
1724 void *SSL_get_default_passwd_cb_userdata(SSL *s);
1725
1726 __owur int SSL_CTX_check_private_key(const SSL_CTX *ctx);
1727 __owur int SSL_check_private_key(const SSL *ctx);
1728
1729 __owur int SSL_CTX_set_session_id_context(SSL_CTX *ctx,
1730 const unsigned char *sid_ctx,
1731 unsigned int sid_ctx_len);
1732
1733 SSL *SSL_new(SSL_CTX *ctx);
1734 int SSL_up_ref(SSL *s);
1735 int SSL_is_dtls(const SSL *s);
1736 __owur int SSL_set_session_id_context(SSL *ssl, const unsigned char *sid_ctx,
1737 unsigned int sid_ctx_len);
1738
1739 __owur int SSL_CTX_set_purpose(SSL_CTX *ctx, int purpose);
1740 __owur int SSL_set_purpose(SSL *ssl, int purpose);
1741 __owur int SSL_CTX_set_trust(SSL_CTX *ctx, int trust);
1742 __owur int SSL_set_trust(SSL *ssl, int trust);
1743
1744 __owur int SSL_set1_host(SSL *s, const char *hostname);
1745 __owur int SSL_add1_host(SSL *s, const char *hostname);
1746 __owur const char *SSL_get0_peername(SSL *s);
1747 void SSL_set_hostflags(SSL *s, unsigned int flags);
1748
1749 __owur int SSL_CTX_dane_enable(SSL_CTX *ctx);
1750 __owur int SSL_CTX_dane_mtype_set(SSL_CTX *ctx, const EVP_MD *md,
1751 uint8_t mtype, uint8_t ord);
1752 __owur int SSL_dane_enable(SSL *s, const char *basedomain);
1753 __owur int SSL_dane_tlsa_add(SSL *s, uint8_t usage, uint8_t selector,
1754 uint8_t mtype, unsigned const char *data, size_t dlen);
1755 __owur int SSL_get0_dane_authority(SSL *s, X509 **mcert, EVP_PKEY **mspki);
1756 __owur int SSL_get0_dane_tlsa(SSL *s, uint8_t *usage, uint8_t *selector,
1757 uint8_t *mtype, unsigned const char **data,
1758 size_t *dlen);
1759 /*
1760 * Bridge opacity barrier between libcrypt and libssl, also needed to support
1761 * offline testing in test/danetest.c
1762 */
1763 SSL_DANE *SSL_get0_dane(SSL *ssl);
1764 /*
1765 * DANE flags
1766 */
1767 unsigned long SSL_CTX_dane_set_flags(SSL_CTX *ctx, unsigned long flags);
1768 unsigned long SSL_CTX_dane_clear_flags(SSL_CTX *ctx, unsigned long flags);
1769 unsigned long SSL_dane_set_flags(SSL *ssl, unsigned long flags);
1770 unsigned long SSL_dane_clear_flags(SSL *ssl, unsigned long flags);
1771
1772 __owur int SSL_CTX_set1_param(SSL_CTX *ctx, X509_VERIFY_PARAM *vpm);
1773 __owur int SSL_set1_param(SSL *ssl, X509_VERIFY_PARAM *vpm);
1774
1775 __owur X509_VERIFY_PARAM *SSL_CTX_get0_param(SSL_CTX *ctx);
1776 __owur X509_VERIFY_PARAM *SSL_get0_param(SSL *ssl);
1777
1778 # ifndef OPENSSL_NO_SRP
1779 int SSL_CTX_set_srp_username(SSL_CTX *ctx, char *name);
1780 int SSL_CTX_set_srp_password(SSL_CTX *ctx, char *password);
1781 int SSL_CTX_set_srp_strength(SSL_CTX *ctx, int strength);
1782 int SSL_CTX_set_srp_client_pwd_callback(SSL_CTX *ctx,
1783 char *(*cb) (SSL *, void *));
1784 int SSL_CTX_set_srp_verify_param_callback(SSL_CTX *ctx,
1785 int (*cb) (SSL *, void *));
1786 int SSL_CTX_set_srp_username_callback(SSL_CTX *ctx,
1787 int (*cb) (SSL *, int *, void *));
1788 int SSL_CTX_set_srp_cb_arg(SSL_CTX *ctx, void *arg);
1789
1790 int SSL_set_srp_server_param(SSL *s, const BIGNUM *N, const BIGNUM *g,
1791 BIGNUM *sa, BIGNUM *v, char *info);
1792 int SSL_set_srp_server_param_pw(SSL *s, const char *user, const char *pass,
1793 const char *grp);
1794
1795 __owur BIGNUM *SSL_get_srp_g(SSL *s);
1796 __owur BIGNUM *SSL_get_srp_N(SSL *s);
1797
1798 __owur char *SSL_get_srp_username(SSL *s);
1799 __owur char *SSL_get_srp_userinfo(SSL *s);
1800 # endif
1801
1802 /*
1803 * ClientHello callback and helpers.
1804 */
1805
1806 # define SSL_CLIENT_HELLO_SUCCESS 1
1807 # define SSL_CLIENT_HELLO_ERROR 0
1808 # define SSL_CLIENT_HELLO_RETRY (-1)
1809
1810 typedef int (*SSL_client_hello_cb_fn) (SSL *s, int *al, void *arg);
1811 void SSL_CTX_set_client_hello_cb(SSL_CTX *c, SSL_client_hello_cb_fn cb,
1812 void *arg);
1813 int SSL_client_hello_isv2(SSL *s);
1814 unsigned int SSL_client_hello_get0_legacy_version(SSL *s);
1815 size_t SSL_client_hello_get0_random(SSL *s, const unsigned char **out);
1816 size_t SSL_client_hello_get0_session_id(SSL *s, const unsigned char **out);
1817 size_t SSL_client_hello_get0_ciphers(SSL *s, const unsigned char **out);
1818 size_t SSL_client_hello_get0_compression_methods(SSL *s,
1819 const unsigned char **out);
1820 int SSL_client_hello_get1_extensions_present(SSL *s, int **out, size_t *outlen);
1821 int SSL_client_hello_get0_ext(SSL *s, unsigned int type,
1822 const unsigned char **out, size_t *outlen);
1823
1824 void SSL_certs_clear(SSL *s);
1825 void SSL_free(SSL *ssl);
1826 # ifdef OSSL_ASYNC_FD
1827 /*
1828 * Windows application developer has to include windows.h to use these.
1829 */
1830 __owur int SSL_waiting_for_async(SSL *s);
1831 __owur int SSL_get_all_async_fds(SSL *s, OSSL_ASYNC_FD *fds, size_t *numfds);
1832 __owur int SSL_get_changed_async_fds(SSL *s, OSSL_ASYNC_FD *addfd,
1833 size_t *numaddfds, OSSL_ASYNC_FD *delfd,
1834 size_t *numdelfds);
1835 # endif
1836 __owur int SSL_accept(SSL *ssl);
1837 __owur int SSL_stateless(SSL *s);
1838 __owur int SSL_connect(SSL *ssl);
1839 __owur int SSL_read(SSL *ssl, void *buf, int num);
1840 __owur int SSL_read_ex(SSL *ssl, void *buf, size_t num, size_t *readbytes);
1841
1842 # define SSL_READ_EARLY_DATA_ERROR 0
1843 # define SSL_READ_EARLY_DATA_SUCCESS 1
1844 # define SSL_READ_EARLY_DATA_FINISH 2
1845
1846 __owur int SSL_read_early_data(SSL *s, void *buf, size_t num,
1847 size_t *readbytes);
1848 __owur int SSL_peek(SSL *ssl, void *buf, int num);
1849 __owur int SSL_peek_ex(SSL *ssl, void *buf, size_t num, size_t *readbytes);
1850 __owur int SSL_write(SSL *ssl, const void *buf, int num);
1851 __owur int SSL_write_ex(SSL *s, const void *buf, size_t num, size_t *written);
1852 __owur int SSL_write_early_data(SSL *s, const void *buf, size_t num,
1853 size_t *written);
1854 long SSL_ctrl(SSL *ssl, int cmd, long larg, void *parg);
1855 long SSL_callback_ctrl(SSL *, int, void (*)(void));
1856 long SSL_CTX_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg);
1857 long SSL_CTX_callback_ctrl(SSL_CTX *, int, void (*)(void));
1858
1859 # define SSL_EARLY_DATA_NOT_SENT 0
1860 # define SSL_EARLY_DATA_REJECTED 1
1861 # define SSL_EARLY_DATA_ACCEPTED 2
1862
1863 __owur int SSL_get_early_data_status(const SSL *s);
1864
1865 __owur int SSL_get_error(const SSL *s, int ret_code);
1866 __owur const char *SSL_get_version(const SSL *s);
1867
1868 /* This sets the 'default' SSL version that SSL_new() will create */
1869 __owur int SSL_CTX_set_ssl_version(SSL_CTX *ctx, const SSL_METHOD *meth);
1870
1871 # ifndef OPENSSL_NO_SSL3_METHOD
1872 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *SSLv3_method(void)) /* SSLv3 */
1873 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *SSLv3_server_method(void))
1874 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *SSLv3_client_method(void))
1875 # endif
1876
1877 #define SSLv23_method TLS_method
1878 #define SSLv23_server_method TLS_server_method
1879 #define SSLv23_client_method TLS_client_method
1880
1881 /* Negotiate highest available SSL/TLS version */
1882 __owur const SSL_METHOD *TLS_method(void);
1883 __owur const SSL_METHOD *TLS_server_method(void);
1884 __owur const SSL_METHOD *TLS_client_method(void);
1885
1886 # ifndef OPENSSL_NO_TLS1_METHOD
1887 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_method(void)) /* TLSv1.0 */
1888 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_server_method(void))
1889 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_client_method(void))
1890 # endif
1891
1892 # ifndef OPENSSL_NO_TLS1_1_METHOD
1893 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_1_method(void)) /* TLSv1.1 */
1894 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_1_server_method(void))
1895 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_1_client_method(void))
1896 # endif
1897
1898 # ifndef OPENSSL_NO_TLS1_2_METHOD
1899 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_2_method(void)) /* TLSv1.2 */
1900 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_2_server_method(void))
1901 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_2_client_method(void))
1902 # endif
1903
1904 # ifndef OPENSSL_NO_DTLS1_METHOD
1905 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_method(void)) /* DTLSv1.0 */
1906 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_server_method(void))
1907 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_client_method(void))
1908 # endif
1909
1910 # ifndef OPENSSL_NO_DTLS1_2_METHOD
1911 /* DTLSv1.2 */
1912 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_2_method(void))
1913 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_2_server_method(void))
1914 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_2_client_method(void))
1915 # endif
1916
1917 __owur const SSL_METHOD *DTLS_method(void); /* DTLS 1.0 and 1.2 */
1918 __owur const SSL_METHOD *DTLS_server_method(void); /* DTLS 1.0 and 1.2 */
1919 __owur const SSL_METHOD *DTLS_client_method(void); /* DTLS 1.0 and 1.2 */
1920
1921 __owur size_t DTLS_get_data_mtu(const SSL *s);
1922
1923 __owur STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s);
1924 __owur STACK_OF(SSL_CIPHER) *SSL_CTX_get_ciphers(const SSL_CTX *ctx);
1925 __owur STACK_OF(SSL_CIPHER) *SSL_get_client_ciphers(const SSL *s);
1926 __owur STACK_OF(SSL_CIPHER) *SSL_get1_supported_ciphers(SSL *s);
1927
1928 __owur int SSL_do_handshake(SSL *s);
1929 int SSL_key_update(SSL *s, int updatetype);
1930 int SSL_get_key_update_type(const SSL *s);
1931 int SSL_renegotiate(SSL *s);
1932 int SSL_renegotiate_abbreviated(SSL *s);
1933 __owur int SSL_renegotiate_pending(const SSL *s);
1934 int SSL_shutdown(SSL *s);
1935 __owur int SSL_verify_client_post_handshake(SSL *s);
1936 void SSL_CTX_set_post_handshake_auth(SSL_CTX *ctx, int val);
1937 void SSL_set_post_handshake_auth(SSL *s, int val);
1938
1939 __owur const SSL_METHOD *SSL_CTX_get_ssl_method(const SSL_CTX *ctx);
1940 __owur const SSL_METHOD *SSL_get_ssl_method(const SSL *s);
1941 __owur int SSL_set_ssl_method(SSL *s, const SSL_METHOD *method);
1942 __owur const char *SSL_alert_type_string_long(int value);
1943 __owur const char *SSL_alert_type_string(int value);
1944 __owur const char *SSL_alert_desc_string_long(int value);
1945 __owur const char *SSL_alert_desc_string(int value);
1946
1947 void SSL_set0_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
1948 void SSL_CTX_set0_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
1949 __owur const STACK_OF(X509_NAME) *SSL_get0_CA_list(const SSL *s);
1950 __owur const STACK_OF(X509_NAME) *SSL_CTX_get0_CA_list(const SSL_CTX *ctx);
1951 __owur int SSL_add1_to_CA_list(SSL *ssl, const X509 *x);
1952 __owur int SSL_CTX_add1_to_CA_list(SSL_CTX *ctx, const X509 *x);
1953 __owur const STACK_OF(X509_NAME) *SSL_get0_peer_CA_list(const SSL *s);
1954
1955 void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
1956 void SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
1957 __owur STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s);
1958 __owur STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *s);
1959 __owur int SSL_add_client_CA(SSL *ssl, X509 *x);
1960 __owur int SSL_CTX_add_client_CA(SSL_CTX *ctx, X509 *x);
1961
1962 void SSL_set_connect_state(SSL *s);
1963 void SSL_set_accept_state(SSL *s);
1964
1965 __owur long SSL_get_default_timeout(const SSL *s);
1966
1967 # if OPENSSL_API_COMPAT < 0x10100000L
1968 # define SSL_library_init() OPENSSL_init_ssl(0, NULL)
1969 # endif
1970
1971 __owur char *SSL_CIPHER_description(const SSL_CIPHER *, char *buf, int size);
1972 __owur STACK_OF(X509_NAME) *SSL_dup_CA_list(const STACK_OF(X509_NAME) *sk);
1973
1974 __owur SSL *SSL_dup(SSL *ssl);
1975
1976 __owur X509 *SSL_get_certificate(const SSL *ssl);
1977 /*
1978 * EVP_PKEY
1979 */
1980 struct evp_pkey_st *SSL_get_privatekey(const SSL *ssl);
1981
1982 __owur X509 *SSL_CTX_get0_certificate(const SSL_CTX *ctx);
1983 __owur EVP_PKEY *SSL_CTX_get0_privatekey(const SSL_CTX *ctx);
1984
1985 void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx, int mode);
1986 __owur int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx);
1987 void SSL_set_quiet_shutdown(SSL *ssl, int mode);
1988 __owur int SSL_get_quiet_shutdown(const SSL *ssl);
1989 void SSL_set_shutdown(SSL *ssl, int mode);
1990 __owur int SSL_get_shutdown(const SSL *ssl);
1991 __owur int SSL_version(const SSL *ssl);
1992 __owur int SSL_client_version(const SSL *s);
1993 __owur int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx);
1994 __owur int SSL_CTX_set_default_verify_dir(SSL_CTX *ctx);
1995 __owur int SSL_CTX_set_default_verify_file(SSL_CTX *ctx);
1996 __owur int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile,
1997 const char *CApath);
1998 # define SSL_get0_session SSL_get_session/* just peek at pointer */
1999 __owur SSL_SESSION *SSL_get_session(const SSL *ssl);
2000 __owur SSL_SESSION *SSL_get1_session(SSL *ssl); /* obtain a reference count */
2001 __owur SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl);
2002 SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX *ctx);
2003 void SSL_set_info_callback(SSL *ssl,
2004 void (*cb) (const SSL *ssl, int type, int val));
2005 void (*SSL_get_info_callback(const SSL *ssl)) (const SSL *ssl, int type,
2006 int val);
2007 __owur OSSL_HANDSHAKE_STATE SSL_get_state(const SSL *ssl);
2008
2009 void SSL_set_verify_result(SSL *ssl, long v);
2010 __owur long SSL_get_verify_result(const SSL *ssl);
2011 __owur STACK_OF(X509) *SSL_get0_verified_chain(const SSL *s);
2012
2013 __owur size_t SSL_get_client_random(const SSL *ssl, unsigned char *out,
2014 size_t outlen);
2015 __owur size_t SSL_get_server_random(const SSL *ssl, unsigned char *out,
2016 size_t outlen);
2017 __owur size_t SSL_SESSION_get_master_key(const SSL_SESSION *sess,
2018 unsigned char *out, size_t outlen);
2019 __owur int SSL_SESSION_set1_master_key(SSL_SESSION *sess,
2020 const unsigned char *in, size_t len);
2021 uint8_t SSL_SESSION_get_max_fragment_length(const SSL_SESSION *sess);
2022
2023 #define SSL_get_ex_new_index(l, p, newf, dupf, freef) \
2024 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL, l, p, newf, dupf, freef)
2025 __owur int SSL_set_ex_data(SSL *ssl, int idx, void *data);
2026 void *SSL_get_ex_data(const SSL *ssl, int idx);
2027 #define SSL_SESSION_get_ex_new_index(l, p, newf, dupf, freef) \
2028 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL_SESSION, l, p, newf, dupf, freef)
2029 __owur int SSL_SESSION_set_ex_data(SSL_SESSION *ss, int idx, void *data);
2030 void *SSL_SESSION_get_ex_data(const SSL_SESSION *ss, int idx);
2031 #define SSL_CTX_get_ex_new_index(l, p, newf, dupf, freef) \
2032 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL_CTX, l, p, newf, dupf, freef)
2033 __owur int SSL_CTX_set_ex_data(SSL_CTX *ssl, int idx, void *data);
2034 void *SSL_CTX_get_ex_data(const SSL_CTX *ssl, int idx);
2035
2036 __owur int SSL_get_ex_data_X509_STORE_CTX_idx(void);
2037
2038 # define SSL_CTX_sess_set_cache_size(ctx,t) \
2039 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_SIZE,t,NULL)
2040 # define SSL_CTX_sess_get_cache_size(ctx) \
2041 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_SIZE,0,NULL)
2042 # define SSL_CTX_set_session_cache_mode(ctx,m) \
2043 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_MODE,m,NULL)
2044 # define SSL_CTX_get_session_cache_mode(ctx) \
2045 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_MODE,0,NULL)
2046
2047 # define SSL_CTX_get_default_read_ahead(ctx) SSL_CTX_get_read_ahead(ctx)
2048 # define SSL_CTX_set_default_read_ahead(ctx,m) SSL_CTX_set_read_ahead(ctx,m)
2049 # define SSL_CTX_get_read_ahead(ctx) \
2050 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_READ_AHEAD,0,NULL)
2051 # define SSL_CTX_set_read_ahead(ctx,m) \
2052 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_READ_AHEAD,m,NULL)
2053 # define SSL_CTX_get_max_cert_list(ctx) \
2054 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
2055 # define SSL_CTX_set_max_cert_list(ctx,m) \
2056 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
2057 # define SSL_get_max_cert_list(ssl) \
2058 SSL_ctrl(ssl,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
2059 # define SSL_set_max_cert_list(ssl,m) \
2060 SSL_ctrl(ssl,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
2061
2062 # define SSL_CTX_set_max_send_fragment(ctx,m) \
2063 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
2064 # define SSL_set_max_send_fragment(ssl,m) \
2065 SSL_ctrl(ssl,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
2066 # define SSL_CTX_set_split_send_fragment(ctx,m) \
2067 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SPLIT_SEND_FRAGMENT,m,NULL)
2068 # define SSL_set_split_send_fragment(ssl,m) \
2069 SSL_ctrl(ssl,SSL_CTRL_SET_SPLIT_SEND_FRAGMENT,m,NULL)
2070 # define SSL_CTX_set_max_pipelines(ctx,m) \
2071 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_PIPELINES,m,NULL)
2072 # define SSL_set_max_pipelines(ssl,m) \
2073 SSL_ctrl(ssl,SSL_CTRL_SET_MAX_PIPELINES,m,NULL)
2074
2075 void SSL_CTX_set_default_read_buffer_len(SSL_CTX *ctx, size_t len);
2076 void SSL_set_default_read_buffer_len(SSL *s, size_t len);
2077
2078 # ifndef OPENSSL_NO_DH
2079 /* NB: the |keylength| is only applicable when is_export is true */
2080 void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,
2081 DH *(*dh) (SSL *ssl, int is_export,
2082 int keylength));
2083 void SSL_set_tmp_dh_callback(SSL *ssl,
2084 DH *(*dh) (SSL *ssl, int is_export,
2085 int keylength));
2086 # endif
2087
2088 __owur const COMP_METHOD *SSL_get_current_compression(const SSL *s);
2089 __owur const COMP_METHOD *SSL_get_current_expansion(const SSL *s);
2090 __owur const char *SSL_COMP_get_name(const COMP_METHOD *comp);
2091 __owur const char *SSL_COMP_get0_name(const SSL_COMP *comp);
2092 __owur int SSL_COMP_get_id(const SSL_COMP *comp);
2093 STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void);
2094 __owur STACK_OF(SSL_COMP) *SSL_COMP_set0_compression_methods(STACK_OF(SSL_COMP)
2095 *meths);
2096 # if OPENSSL_API_COMPAT < 0x10100000L
2097 # define SSL_COMP_free_compression_methods() while(0) continue
2098 # endif
2099 __owur int SSL_COMP_add_compression_method(int id, COMP_METHOD *cm);
2100
2101 const SSL_CIPHER *SSL_CIPHER_find(SSL *ssl, const unsigned char *ptr);
2102 int SSL_CIPHER_get_cipher_nid(const SSL_CIPHER *c);
2103 int SSL_CIPHER_get_digest_nid(const SSL_CIPHER *c);
2104 int SSL_bytes_to_cipher_list(SSL *s, const unsigned char *bytes, size_t len,
2105 int isv2format, STACK_OF(SSL_CIPHER) **sk,
2106 STACK_OF(SSL_CIPHER) **scsvs);
2107
2108 /* TLS extensions functions */
2109 __owur int SSL_set_session_ticket_ext(SSL *s, void *ext_data, int ext_len);
2110
2111 __owur int SSL_set_session_ticket_ext_cb(SSL *s,
2112 tls_session_ticket_ext_cb_fn cb,
2113 void *arg);
2114
2115 /* Pre-shared secret session resumption functions */
2116 __owur int SSL_set_session_secret_cb(SSL *s,
2117 tls_session_secret_cb_fn session_secret_cb,
2118 void *arg);
2119
2120 void SSL_CTX_set_not_resumable_session_callback(SSL_CTX *ctx,
2121 int (*cb) (SSL *ssl,
2122 int
2123 is_forward_secure));
2124
2125 void SSL_set_not_resumable_session_callback(SSL *ssl,
2126 int (*cb) (SSL *ssl,
2127 int is_forward_secure));
2128
2129 void SSL_CTX_set_record_padding_callback(SSL_CTX *ctx,
2130 size_t (*cb) (SSL *ssl, int type,
2131 size_t len, void *arg));
2132 void SSL_CTX_set_record_padding_callback_arg(SSL_CTX *ctx, void *arg);
2133 void *SSL_CTX_get_record_padding_callback_arg(const SSL_CTX *ctx);
2134 int SSL_CTX_set_block_padding(SSL_CTX *ctx, size_t block_size);
2135
2136 void SSL_set_record_padding_callback(SSL *ssl,
2137 size_t (*cb) (SSL *ssl, int type,
2138 size_t len, void *arg));
2139 void SSL_set_record_padding_callback_arg(SSL *ssl, void *arg);
2140 void *SSL_get_record_padding_callback_arg(const SSL *ssl);
2141 int SSL_set_block_padding(SSL *ssl, size_t block_size);
2142
2143 int SSL_set_num_tickets(SSL *s, size_t num_tickets);
2144 size_t SSL_get_num_tickets(const SSL *s);
2145 int SSL_CTX_set_num_tickets(SSL_CTX *ctx, size_t num_tickets);
2146 size_t SSL_CTX_get_num_tickets(const SSL_CTX *ctx);
2147
2148 # if OPENSSL_API_COMPAT < 0x10100000L
2149 # define SSL_cache_hit(s) SSL_session_reused(s)
2150 # endif
2151
2152 __owur int SSL_session_reused(const SSL *s);
2153 __owur int SSL_is_server(const SSL *s);
2154
2155 __owur __owur SSL_CONF_CTX *SSL_CONF_CTX_new(void);
2156 int SSL_CONF_CTX_finish(SSL_CONF_CTX *cctx);
2157 void SSL_CONF_CTX_free(SSL_CONF_CTX *cctx);
2158 unsigned int SSL_CONF_CTX_set_flags(SSL_CONF_CTX *cctx, unsigned int flags);
2159 __owur unsigned int SSL_CONF_CTX_clear_flags(SSL_CONF_CTX *cctx,
2160 unsigned int flags);
2161 __owur int SSL_CONF_CTX_set1_prefix(SSL_CONF_CTX *cctx, const char *pre);
2162
2163 void SSL_CONF_CTX_set_ssl(SSL_CONF_CTX *cctx, SSL *ssl);
2164 void SSL_CONF_CTX_set_ssl_ctx(SSL_CONF_CTX *cctx, SSL_CTX *ctx);
2165
2166 __owur int SSL_CONF_cmd(SSL_CONF_CTX *cctx, const char *cmd, const char *value);
2167 __owur int SSL_CONF_cmd_argv(SSL_CONF_CTX *cctx, int *pargc, char ***pargv);
2168 __owur int SSL_CONF_cmd_value_type(SSL_CONF_CTX *cctx, const char *cmd);
2169
2170 void SSL_add_ssl_module(void);
2171 int SSL_config(SSL *s, const char *name);
2172 int SSL_CTX_config(SSL_CTX *ctx, const char *name);
2173
2174 # ifndef OPENSSL_NO_SSL_TRACE
2175 void SSL_trace(int write_p, int version, int content_type,
2176 const void *buf, size_t len, SSL *ssl, void *arg);
2177 # endif
2178
2179 # ifndef OPENSSL_NO_SOCK
2180 int DTLSv1_listen(SSL *s, BIO_ADDR *client);
2181 # endif
2182
2183 # ifndef OPENSSL_NO_CT
2184
2185 /*
2186 * A callback for verifying that the received SCTs are sufficient.
2187 * Expected to return 1 if they are sufficient, otherwise 0.
2188 * May return a negative integer if an error occurs.
2189 * A connection should be aborted if the SCTs are deemed insufficient.
2190 */
2191 typedef int (*ssl_ct_validation_cb)(const CT_POLICY_EVAL_CTX *ctx,
2192 const STACK_OF(SCT) *scts, void *arg);
2193
2194 /*
2195 * Sets a |callback| that is invoked upon receipt of ServerHelloDone to validate
2196 * the received SCTs.
2197 * If the callback returns a non-positive result, the connection is terminated.
2198 * Call this function before beginning a handshake.
2199 * If a NULL |callback| is provided, SCT validation is disabled.
2200 * |arg| is arbitrary userdata that will be passed to the callback whenever it
2201 * is invoked. Ownership of |arg| remains with the caller.
2202 *
2203 * NOTE: A side-effect of setting a CT callback is that an OCSP stapled response
2204 * will be requested.
2205 */
2206 int SSL_set_ct_validation_callback(SSL *s, ssl_ct_validation_cb callback,
2207 void *arg);
2208 int SSL_CTX_set_ct_validation_callback(SSL_CTX *ctx,
2209 ssl_ct_validation_cb callback,
2210 void *arg);
2211 #define SSL_disable_ct(s) \
2212 ((void) SSL_set_validation_callback((s), NULL, NULL))
2213 #define SSL_CTX_disable_ct(ctx) \
2214 ((void) SSL_CTX_set_validation_callback((ctx), NULL, NULL))
2215
2216 /*
2217 * The validation type enumerates the available behaviours of the built-in SSL
2218 * CT validation callback selected via SSL_enable_ct() and SSL_CTX_enable_ct().
2219 * The underlying callback is a static function in libssl.
2220 */
2221 enum {
2222 SSL_CT_VALIDATION_PERMISSIVE = 0,
2223 SSL_CT_VALIDATION_STRICT
2224 };
2225
2226 /*
2227 * Enable CT by setting up a callback that implements one of the built-in
2228 * validation variants. The SSL_CT_VALIDATION_PERMISSIVE variant always
2229 * continues the handshake, the application can make appropriate decisions at
2230 * handshake completion. The SSL_CT_VALIDATION_STRICT variant requires at
2231 * least one valid SCT, or else handshake termination will be requested. The
2232 * handshake may continue anyway if SSL_VERIFY_NONE is in effect.
2233 */
2234 int SSL_enable_ct(SSL *s, int validation_mode);
2235 int SSL_CTX_enable_ct(SSL_CTX *ctx, int validation_mode);
2236
2237 /*
2238 * Report whether a non-NULL callback is enabled.
2239 */
2240 int SSL_ct_is_enabled(const SSL *s);
2241 int SSL_CTX_ct_is_enabled(const SSL_CTX *ctx);
2242
2243 /* Gets the SCTs received from a connection */
2244 const STACK_OF(SCT) *SSL_get0_peer_scts(SSL *s);
2245
2246 /*
2247 * Loads the CT log list from the default location.
2248 * If a CTLOG_STORE has previously been set using SSL_CTX_set_ctlog_store,
2249 * the log information loaded from this file will be appended to the
2250 * CTLOG_STORE.
2251 * Returns 1 on success, 0 otherwise.
2252 */
2253 int SSL_CTX_set_default_ctlog_list_file(SSL_CTX *ctx);
2254
2255 /*
2256 * Loads the CT log list from the specified file path.
2257 * If a CTLOG_STORE has previously been set using SSL_CTX_set_ctlog_store,
2258 * the log information loaded from this file will be appended to the
2259 * CTLOG_STORE.
2260 * Returns 1 on success, 0 otherwise.
2261 */
2262 int SSL_CTX_set_ctlog_list_file(SSL_CTX *ctx, const char *path);
2263
2264 /*
2265 * Sets the CT log list used by all SSL connections created from this SSL_CTX.
2266 * Ownership of the CTLOG_STORE is transferred to the SSL_CTX.
2267 */
2268 void SSL_CTX_set0_ctlog_store(SSL_CTX *ctx, CTLOG_STORE *logs);
2269
2270 /*
2271 * Gets the CT log list used by all SSL connections created from this SSL_CTX.
2272 * This will be NULL unless one of the following functions has been called:
2273 * - SSL_CTX_set_default_ctlog_list_file
2274 * - SSL_CTX_set_ctlog_list_file
2275 * - SSL_CTX_set_ctlog_store
2276 */
2277 const CTLOG_STORE *SSL_CTX_get0_ctlog_store(const SSL_CTX *ctx);
2278
2279 # endif /* OPENSSL_NO_CT */
2280
2281 /* What the "other" parameter contains in security callback */
2282 /* Mask for type */
2283 # define SSL_SECOP_OTHER_TYPE 0xffff0000
2284 # define SSL_SECOP_OTHER_NONE 0
2285 # define SSL_SECOP_OTHER_CIPHER (1 << 16)
2286 # define SSL_SECOP_OTHER_CURVE (2 << 16)
2287 # define SSL_SECOP_OTHER_DH (3 << 16)
2288 # define SSL_SECOP_OTHER_PKEY (4 << 16)
2289 # define SSL_SECOP_OTHER_SIGALG (5 << 16)
2290 # define SSL_SECOP_OTHER_CERT (6 << 16)
2291
2292 /* Indicated operation refers to peer key or certificate */
2293 # define SSL_SECOP_PEER 0x1000
2294
2295 /* Values for "op" parameter in security callback */
2296
2297 /* Called to filter ciphers */
2298 /* Ciphers client supports */
2299 # define SSL_SECOP_CIPHER_SUPPORTED (1 | SSL_SECOP_OTHER_CIPHER)
2300 /* Cipher shared by client/server */
2301 # define SSL_SECOP_CIPHER_SHARED (2 | SSL_SECOP_OTHER_CIPHER)
2302 /* Sanity check of cipher server selects */
2303 # define SSL_SECOP_CIPHER_CHECK (3 | SSL_SECOP_OTHER_CIPHER)
2304 /* Curves supported by client */
2305 # define SSL_SECOP_CURVE_SUPPORTED (4 | SSL_SECOP_OTHER_CURVE)
2306 /* Curves shared by client/server */
2307 # define SSL_SECOP_CURVE_SHARED (5 | SSL_SECOP_OTHER_CURVE)
2308 /* Sanity check of curve server selects */
2309 # define SSL_SECOP_CURVE_CHECK (6 | SSL_SECOP_OTHER_CURVE)
2310 /* Temporary DH key */
2311 # define SSL_SECOP_TMP_DH (7 | SSL_SECOP_OTHER_PKEY)
2312 /* SSL/TLS version */
2313 # define SSL_SECOP_VERSION (9 | SSL_SECOP_OTHER_NONE)
2314 /* Session tickets */
2315 # define SSL_SECOP_TICKET (10 | SSL_SECOP_OTHER_NONE)
2316 /* Supported signature algorithms sent to peer */
2317 # define SSL_SECOP_SIGALG_SUPPORTED (11 | SSL_SECOP_OTHER_SIGALG)
2318 /* Shared signature algorithm */
2319 # define SSL_SECOP_SIGALG_SHARED (12 | SSL_SECOP_OTHER_SIGALG)
2320 /* Sanity check signature algorithm allowed */
2321 # define SSL_SECOP_SIGALG_CHECK (13 | SSL_SECOP_OTHER_SIGALG)
2322 /* Used to get mask of supported public key signature algorithms */
2323 # define SSL_SECOP_SIGALG_MASK (14 | SSL_SECOP_OTHER_SIGALG)
2324 /* Use to see if compression is allowed */
2325 # define SSL_SECOP_COMPRESSION (15 | SSL_SECOP_OTHER_NONE)
2326 /* EE key in certificate */
2327 # define SSL_SECOP_EE_KEY (16 | SSL_SECOP_OTHER_CERT)
2328 /* CA key in certificate */
2329 # define SSL_SECOP_CA_KEY (17 | SSL_SECOP_OTHER_CERT)
2330 /* CA digest algorithm in certificate */
2331 # define SSL_SECOP_CA_MD (18 | SSL_SECOP_OTHER_CERT)
2332 /* Peer EE key in certificate */
2333 # define SSL_SECOP_PEER_EE_KEY (SSL_SECOP_EE_KEY | SSL_SECOP_PEER)
2334 /* Peer CA key in certificate */
2335 # define SSL_SECOP_PEER_CA_KEY (SSL_SECOP_CA_KEY | SSL_SECOP_PEER)
2336 /* Peer CA digest algorithm in certificate */
2337 # define SSL_SECOP_PEER_CA_MD (SSL_SECOP_CA_MD | SSL_SECOP_PEER)
2338
2339 void SSL_set_security_level(SSL *s, int level);
2340 __owur int SSL_get_security_level(const SSL *s);
2341 void SSL_set_security_callback(SSL *s,
2342 int (*cb) (const SSL *s, const SSL_CTX *ctx,
2343 int op, int bits, int nid,
2344 void *other, void *ex));
2345 int (*SSL_get_security_callback(const SSL *s)) (const SSL *s,
2346 const SSL_CTX *ctx, int op,
2347 int bits, int nid, void *other,
2348 void *ex);
2349 void SSL_set0_security_ex_data(SSL *s, void *ex);
2350 __owur void *SSL_get0_security_ex_data(const SSL *s);
2351
2352 void SSL_CTX_set_security_level(SSL_CTX *ctx, int level);
2353 __owur int SSL_CTX_get_security_level(const SSL_CTX *ctx);
2354 void SSL_CTX_set_security_callback(SSL_CTX *ctx,
2355 int (*cb) (const SSL *s, const SSL_CTX *ctx,
2356 int op, int bits, int nid,
2357 void *other, void *ex));
2358 int (*SSL_CTX_get_security_callback(const SSL_CTX *ctx)) (const SSL *s,
2359 const SSL_CTX *ctx,
2360 int op, int bits,
2361 int nid,
2362 void *other,
2363 void *ex);
2364 void SSL_CTX_set0_security_ex_data(SSL_CTX *ctx, void *ex);
2365 __owur void *SSL_CTX_get0_security_ex_data(const SSL_CTX *ctx);
2366
2367 /* OPENSSL_INIT flag 0x010000 reserved for internal use */
2368 # define OPENSSL_INIT_NO_LOAD_SSL_STRINGS 0x00100000L
2369 # define OPENSSL_INIT_LOAD_SSL_STRINGS 0x00200000L
2370
2371 # define OPENSSL_INIT_SSL_DEFAULT \
2372 (OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS)
2373
2374 int OPENSSL_init_ssl(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings);
2375
2376 # ifndef OPENSSL_NO_UNIT_TEST
2377 __owur const struct openssl_ssl_test_functions *SSL_test_functions(void);
2378 # endif
2379
2380 __owur int SSL_free_buffers(SSL *ssl);
2381 __owur int SSL_alloc_buffers(SSL *ssl);
2382
2383 /* Status codes passed to the decrypt session ticket callback. Some of these
2384 * are for internal use only and are never passed to the callback. */
2385 typedef int SSL_TICKET_STATUS;
2386
2387 /* Support for ticket appdata */
2388 /* fatal error, malloc failure */
2389 # define SSL_TICKET_FATAL_ERR_MALLOC 0
2390 /* fatal error, either from parsing or decrypting the ticket */
2391 # define SSL_TICKET_FATAL_ERR_OTHER 1
2392 /* No ticket present */
2393 # define SSL_TICKET_NONE 2
2394 /* Empty ticket present */
2395 # define SSL_TICKET_EMPTY 3
2396 /* the ticket couldn't be decrypted */
2397 # define SSL_TICKET_NO_DECRYPT 4
2398 /* a ticket was successfully decrypted */
2399 # define SSL_TICKET_SUCCESS 5
2400 /* same as above but the ticket needs to be renewed */
2401 # define SSL_TICKET_SUCCESS_RENEW 6
2402
2403 /* Return codes for the decrypt session ticket callback */
2404 typedef int SSL_TICKET_RETURN;
2405
2406 /* An error occurred */
2407 #define SSL_TICKET_RETURN_ABORT 0
2408 /* Do not use the ticket, do not send a renewed ticket to the client */
2409 #define SSL_TICKET_RETURN_IGNORE 1
2410 /* Do not use the ticket, send a renewed ticket to the client */
2411 #define SSL_TICKET_RETURN_IGNORE_RENEW 2
2412 /* Use the ticket, do not send a renewed ticket to the client */
2413 #define SSL_TICKET_RETURN_USE 3
2414 /* Use the ticket, send a renewed ticket to the client */
2415 #define SSL_TICKET_RETURN_USE_RENEW 4
2416
2417 typedef int (*SSL_CTX_generate_session_ticket_fn)(SSL *s, void *arg);
2418 typedef SSL_TICKET_RETURN (*SSL_CTX_decrypt_session_ticket_fn)(SSL *s, SSL_SESSION *ss,
2419 const unsigned char *keyname,
2420 size_t keyname_length,
2421 SSL_TICKET_STATUS status,
2422 void *arg);
2423 int SSL_CTX_set_session_ticket_cb(SSL_CTX *ctx,
2424 SSL_CTX_generate_session_ticket_fn gen_cb,
2425 SSL_CTX_decrypt_session_ticket_fn dec_cb,
2426 void *arg);
2427 int SSL_SESSION_set1_ticket_appdata(SSL_SESSION *ss, const void *data, size_t len);
2428 int SSL_SESSION_get0_ticket_appdata(SSL_SESSION *ss, void **data, size_t *len);
2429
2430 extern const char SSL_version_str[];
2431
2432 typedef unsigned int (*DTLS_timer_cb)(SSL *s, unsigned int timer_us);
2433
2434 void DTLS_set_timer_cb(SSL *s, DTLS_timer_cb cb);
2435
2436
2437 typedef int (*SSL_allow_early_data_cb_fn)(SSL *s, void *arg);
2438 void SSL_CTX_set_allow_early_data_cb(SSL_CTX *ctx,
2439 SSL_allow_early_data_cb_fn cb,
2440 void *arg);
2441 void SSL_set_allow_early_data_cb(SSL *s,
2442 SSL_allow_early_data_cb_fn cb,
2443 void *arg);
2444
2445 # ifdef __cplusplus
2446 }
2447 # endif
2448 #endif