2 * Copyright 1995-2018 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.
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
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>
24 # include <openssl/lhash.h>
25 # include <openssl/pem.h>
26 # include <openssl/hmac.h>
27 # include <openssl/async.h>
29 # include <openssl/safestack.h>
30 # include <openssl/symhacks.h>
31 # include <openssl/ct.h>
32 # include <openssl/sslerr.h>
38 /* OpenSSL version number for ASN.1 encoding of the session information */
40 * Version 0 - initial version
41 * Version 1 - added the optional peer certificate
43 # define SSL_SESSION_ASN1_VERSION 0x0001
45 # define SSL_MAX_SSL_SESSION_ID_LENGTH 32
46 # define SSL_MAX_SID_CTX_LENGTH 32
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 # define TLS13_MAX_RESUMPTION_MASTER_LENGTH 64
53 /* The maximum number of encrypt/decrypt pipelines we can support */
54 # define SSL_MAX_PIPELINES 32
56 /* text strings for the ciphers */
58 /* These are used to specify which ciphers to use and not to use */
60 # define SSL_TXT_LOW "LOW"
61 # define SSL_TXT_MEDIUM "MEDIUM"
62 # define SSL_TXT_HIGH "HIGH"
63 # define SSL_TXT_FIPS "FIPS"
65 # define SSL_TXT_aNULL "aNULL"
66 # define SSL_TXT_eNULL "eNULL"
67 # define SSL_TXT_NULL "NULL"
69 # define SSL_TXT_kRSA "kRSA"
70 # define SSL_TXT_kDHr "kDHr"/* this cipher class has been removed */
71 # define SSL_TXT_kDHd "kDHd"/* this cipher class has been removed */
72 # define SSL_TXT_kDH "kDH"/* this cipher class has been removed */
73 # define SSL_TXT_kEDH "kEDH"/* alias for kDHE */
74 # define SSL_TXT_kDHE "kDHE"
75 # define SSL_TXT_kECDHr "kECDHr"/* this cipher class has been removed */
76 # define SSL_TXT_kECDHe "kECDHe"/* this cipher class has been removed */
77 # define SSL_TXT_kECDH "kECDH"/* this cipher class has been removed */
78 # define SSL_TXT_kEECDH "kEECDH"/* alias for kECDHE */
79 # define SSL_TXT_kECDHE "kECDHE"
80 # define SSL_TXT_kPSK "kPSK"
81 # define SSL_TXT_kRSAPSK "kRSAPSK"
82 # define SSL_TXT_kECDHEPSK "kECDHEPSK"
83 # define SSL_TXT_kDHEPSK "kDHEPSK"
84 # define SSL_TXT_kGOST "kGOST"
85 # define SSL_TXT_kSRP "kSRP"
87 # define SSL_TXT_aRSA "aRSA"
88 # define SSL_TXT_aDSS "aDSS"
89 # define SSL_TXT_aDH "aDH"/* this cipher class has been removed */
90 # define SSL_TXT_aECDH "aECDH"/* this cipher class has been removed */
91 # define SSL_TXT_aECDSA "aECDSA"
92 # define SSL_TXT_aPSK "aPSK"
93 # define SSL_TXT_aGOST94 "aGOST94"
94 # define SSL_TXT_aGOST01 "aGOST01"
95 # define SSL_TXT_aGOST12 "aGOST12"
96 # define SSL_TXT_aGOST "aGOST"
97 # define SSL_TXT_aSRP "aSRP"
99 # define SSL_TXT_DSS "DSS"
100 # define SSL_TXT_DH "DH"
101 # define SSL_TXT_DHE "DHE"/* same as "kDHE:-ADH" */
102 # define SSL_TXT_EDH "EDH"/* alias for DHE */
103 # define SSL_TXT_ADH "ADH"
104 # define SSL_TXT_RSA "RSA"
105 # define SSL_TXT_ECDH "ECDH"
106 # define SSL_TXT_EECDH "EECDH"/* alias for ECDHE" */
107 # define SSL_TXT_ECDHE "ECDHE"/* same as "kECDHE:-AECDH" */
108 # define SSL_TXT_AECDH "AECDH"
109 # define SSL_TXT_ECDSA "ECDSA"
110 # define SSL_TXT_PSK "PSK"
111 # define SSL_TXT_SRP "SRP"
113 # define SSL_TXT_DES "DES"
114 # define SSL_TXT_3DES "3DES"
115 # define SSL_TXT_RC4 "RC4"
116 # define SSL_TXT_RC2 "RC2"
117 # define SSL_TXT_IDEA "IDEA"
118 # define SSL_TXT_SEED "SEED"
119 # define SSL_TXT_AES128 "AES128"
120 # define SSL_TXT_AES256 "AES256"
121 # define SSL_TXT_AES "AES"
122 # define SSL_TXT_AES_GCM "AESGCM"
123 # define SSL_TXT_AES_CCM "AESCCM"
124 # define SSL_TXT_AES_CCM_8 "AESCCM8"
125 # define SSL_TXT_CAMELLIA128 "CAMELLIA128"
126 # define SSL_TXT_CAMELLIA256 "CAMELLIA256"
127 # define SSL_TXT_CAMELLIA "CAMELLIA"
128 # define SSL_TXT_CHACHA20 "CHACHA20"
129 # define SSL_TXT_GOST "GOST89"
130 # define SSL_TXT_ARIA "ARIA"
131 # define SSL_TXT_ARIA_GCM "ARIAGCM"
132 # define SSL_TXT_ARIA128 "ARIA128"
133 # define SSL_TXT_ARIA256 "ARIA256"
135 # define SSL_TXT_MD5 "MD5"
136 # define SSL_TXT_SHA1 "SHA1"
137 # define SSL_TXT_SHA "SHA"/* same as "SHA1" */
138 # define SSL_TXT_GOST94 "GOST94"
139 # define SSL_TXT_GOST89MAC "GOST89MAC"
140 # define SSL_TXT_GOST12 "GOST12"
141 # define SSL_TXT_GOST89MAC12 "GOST89MAC12"
142 # define SSL_TXT_SHA256 "SHA256"
143 # define SSL_TXT_SHA384 "SHA384"
145 # define SSL_TXT_SSLV3 "SSLv3"
146 # define SSL_TXT_TLSV1 "TLSv1"
147 # define SSL_TXT_TLSV1_1 "TLSv1.1"
148 # define SSL_TXT_TLSV1_2 "TLSv1.2"
150 # define SSL_TXT_ALL "ALL"
153 * COMPLEMENTOF* definitions. These identifiers are used to (de-select)
154 * ciphers normally not being used.
155 * Example: "RC4" will activate all ciphers using RC4 including ciphers
156 * without authentication, which would normally disabled by DEFAULT (due
157 * the "!ADH" being part of default). Therefore "RC4:!COMPLEMENTOFDEFAULT"
158 * will make sure that it is also disabled in the specific selection.
159 * COMPLEMENTOF* identifiers are portable between version, as adjustments
160 * to the default cipher setup will also be included here.
162 * COMPLEMENTOFDEFAULT does not experience the same special treatment that
163 * DEFAULT gets, as only selection is being done and no sorting as needed
166 # define SSL_TXT_CMPALL "COMPLEMENTOFALL"
167 # define SSL_TXT_CMPDEF "COMPLEMENTOFDEFAULT"
170 * The following cipher list is used by default. It also is substituted when
171 * an application-defined cipher list string starts with 'DEFAULT'.
173 # define SSL_DEFAULT_CIPHER_LIST "ALL:!COMPLEMENTOFDEFAULT:!eNULL"
175 * As of OpenSSL 1.0.0, ssl_create_cipher_list() in ssl/ssl_ciph.c always
176 * starts with a reasonable order, and all we have to do for DEFAULT is
177 * throwing out anonymous and unencrypted ciphersuites! (The latter are not
178 * actually enabled by ALL, but "ALL:RSA" would enable some of them.)
181 /* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
182 # define SSL_SENT_SHUTDOWN 1
183 # define SSL_RECEIVED_SHUTDOWN 2
193 # define SSL_FILETYPE_ASN1 X509_FILETYPE_ASN1
194 # define SSL_FILETYPE_PEM X509_FILETYPE_PEM
197 * This is needed to stop compilers complaining about the 'struct ssl_st *'
198 * function parameters used to prototype callbacks in SSL_CTX.
200 typedef struct ssl_st *ssl_crock_st;
201 typedef struct tls_session_ticket_ext_st TLS_SESSION_TICKET_EXT;
202 typedef struct ssl_method_st SSL_METHOD;
203 typedef struct ssl_cipher_st SSL_CIPHER;
204 typedef struct ssl_session_st SSL_SESSION;
205 typedef struct tls_sigalgs_st TLS_SIGALGS;
206 typedef struct ssl_conf_ctx_st SSL_CONF_CTX;
207 typedef struct ssl_comp_st SSL_COMP;
209 STACK_OF(SSL_CIPHER);
212 /* SRTP protection profiles for use with the use_srtp extension (RFC 5764)*/
213 typedef struct srtp_protection_profile_st {
216 } SRTP_PROTECTION_PROFILE;
218 DEFINE_STACK_OF(SRTP_PROTECTION_PROFILE)
220 typedef int (*tls_session_ticket_ext_cb_fn) (SSL *s,
221 const unsigned char *data,
223 typedef int (*tls_session_secret_cb_fn) (SSL *s, void *secret,
225 STACK_OF(SSL_CIPHER) *peer_ciphers,
226 const SSL_CIPHER **cipher, void *arg);
228 /* Extension context codes */
229 /* This extension is only allowed in TLS */
230 #define SSL_EXT_TLS_ONLY 0x0001
231 /* This extension is only allowed in DTLS */
232 #define SSL_EXT_DTLS_ONLY 0x0002
233 /* Some extensions may be allowed in DTLS but we don't implement them for it */
234 #define SSL_EXT_TLS_IMPLEMENTATION_ONLY 0x0004
235 /* Most extensions are not defined for SSLv3 but EXT_TYPE_renegotiate is */
236 #define SSL_EXT_SSL3_ALLOWED 0x0008
237 /* Extension is only defined for TLS1.2 and below */
238 #define SSL_EXT_TLS1_2_AND_BELOW_ONLY 0x0010
239 /* Extension is only defined for TLS1.3 and above */
240 #define SSL_EXT_TLS1_3_ONLY 0x0020
241 /* Ignore this extension during parsing if we are resuming */
242 #define SSL_EXT_IGNORE_ON_RESUMPTION 0x0040
243 #define SSL_EXT_CLIENT_HELLO 0x0080
244 /* Really means TLS1.2 or below */
245 #define SSL_EXT_TLS1_2_SERVER_HELLO 0x0100
246 #define SSL_EXT_TLS1_3_SERVER_HELLO 0x0200
247 #define SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS 0x0400
248 #define SSL_EXT_TLS1_3_HELLO_RETRY_REQUEST 0x0800
249 #define SSL_EXT_TLS1_3_CERTIFICATE 0x1000
250 #define SSL_EXT_TLS1_3_NEW_SESSION_TICKET 0x2000
251 #define SSL_EXT_TLS1_3_CERTIFICATE_REQUEST 0x4000
253 /* Typedefs for handling custom extensions */
255 typedef int (*custom_ext_add_cb) (SSL *s, unsigned int ext_type,
256 const unsigned char **out,
257 size_t *outlen, int *al, void *add_arg);
259 typedef void (*custom_ext_free_cb) (SSL *s, unsigned int ext_type,
260 const unsigned char *out, void *add_arg);
262 typedef int (*custom_ext_parse_cb) (SSL *s, unsigned int ext_type,
263 const unsigned char *in,
264 size_t inlen, int *al, void *parse_arg);
267 typedef int (*SSL_custom_ext_add_cb_ex) (SSL *s, unsigned int ext_type,
268 unsigned int context,
269 const unsigned char **out,
270 size_t *outlen, X509 *x,
272 int *al, void *add_arg);
274 typedef void (*SSL_custom_ext_free_cb_ex) (SSL *s, unsigned int ext_type,
275 unsigned int context,
276 const unsigned char *out,
279 typedef int (*SSL_custom_ext_parse_cb_ex) (SSL *s, unsigned int ext_type,
280 unsigned int context,
281 const unsigned char *in,
282 size_t inlen, X509 *x,
284 int *al, void *parse_arg);
286 /* Typedef for verification callback */
287 typedef int (*SSL_verify_cb)(int preverify_ok, X509_STORE_CTX *x509_ctx);
290 * Some values are reserved until OpenSSL 1.2.0 because they were previously
291 * included in SSL_OP_ALL in a 1.1.x release.
293 * Reserved value (until OpenSSL 1.2.0) 0x00000001U
294 * Reserved value (until OpenSSL 1.2.0) 0x00000002U
296 /* Allow initial connection to servers that don't support RI */
297 # define SSL_OP_LEGACY_SERVER_CONNECT 0x00000004U
299 /* Reserved value (until OpenSSL 1.2.0) 0x00000008U */
300 # define SSL_OP_TLSEXT_PADDING 0x00000010U
301 /* Reserved value (until OpenSSL 1.2.0) 0x00000020U */
302 # define SSL_OP_SAFARI_ECDHE_ECDSA_BUG 0x00000040U
304 * Reserved value (until OpenSSL 1.2.0) 0x00000080U
305 * Reserved value (until OpenSSL 1.2.0) 0x00000100U
306 * Reserved value (until OpenSSL 1.2.0) 0x00000200U
309 /* In TLSv1.3 allow a non-(ec)dhe based kex_mode */
310 # define SSL_OP_ALLOW_NO_DHE_KEX 0x00000400U
313 * Disable SSL 3.0/TLS 1.0 CBC vulnerability workaround that was added in
314 * OpenSSL 0.9.6d. Usually (depending on the application protocol) the
315 * workaround is not needed. Unfortunately some broken SSL/TLS
316 * implementations cannot handle it at all, which is why we include it in
317 * SSL_OP_ALL. Added in 0.9.6e
319 # define SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS 0x00000800U
322 # define SSL_OP_NO_QUERY_MTU 0x00001000U
323 /* Turn on Cookie Exchange (on relevant for servers) */
324 # define SSL_OP_COOKIE_EXCHANGE 0x00002000U
325 /* Don't use RFC4507 ticket extension */
326 # define SSL_OP_NO_TICKET 0x00004000U
327 # ifndef OPENSSL_NO_DTLS1_METHOD
328 /* Use Cisco's "speshul" version of DTLS_BAD_VER
329 * (only with deprecated DTLSv1_client_method()) */
330 # define SSL_OP_CISCO_ANYCONNECT 0x00008000U
333 /* As server, disallow session resumption on renegotiation */
334 # define SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION 0x00010000U
335 /* Don't use compression even if supported */
336 # define SSL_OP_NO_COMPRESSION 0x00020000U
337 /* Permit unsafe legacy renegotiation */
338 # define SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION 0x00040000U
339 /* Disable encrypt-then-mac */
340 # define SSL_OP_NO_ENCRYPT_THEN_MAC 0x00080000U
343 * Enable TLSv1.3 Compatibility mode. This is on by default. A future version
344 * of OpenSSL may have this disabled by default.
346 # define SSL_OP_ENABLE_MIDDLEBOX_COMPAT 0x00100000U
348 /* Prioritize Chacha20Poly1305 when client does.
349 * Modifies SSL_OP_CIPHER_SERVER_PREFERENCE */
350 # define SSL_OP_PRIORITIZE_CHACHA 0x00200000U
353 * Set on servers to choose the cipher according to the server's preferences
355 # define SSL_OP_CIPHER_SERVER_PREFERENCE 0x00400000U
357 * If set, a server will allow a client to issue a SSLv3.0 version number as
358 * latest version supported in the premaster secret, even when TLSv1.0
359 * (version 3.1) was announced in the client hello. Normally this is
360 * forbidden to prevent version rollback attacks.
362 # define SSL_OP_TLS_ROLLBACK_BUG 0x00800000U
364 # define SSL_OP_NO_SSLv3 0x02000000U
365 # define SSL_OP_NO_TLSv1 0x04000000U
366 # define SSL_OP_NO_TLSv1_2 0x08000000U
367 # define SSL_OP_NO_TLSv1_1 0x10000000U
368 # define SSL_OP_NO_TLSv1_3 0x20000000U
370 # define SSL_OP_NO_DTLSv1 0x04000000U
371 # define SSL_OP_NO_DTLSv1_2 0x08000000U
373 # define SSL_OP_NO_SSL_MASK (SSL_OP_NO_SSLv3|\
374 SSL_OP_NO_TLSv1|SSL_OP_NO_TLSv1_1|SSL_OP_NO_TLSv1_2|SSL_OP_NO_TLSv1_3)
375 # define SSL_OP_NO_DTLS_MASK (SSL_OP_NO_DTLSv1|SSL_OP_NO_DTLSv1_2)
377 /* Disallow all renegotiation */
378 # define SSL_OP_NO_RENEGOTIATION 0x40000000U
381 * Make server add server-hello extension from early version of cryptopro
382 * draft, when GOST ciphersuite is negotiated. Required for interoperability
383 * with CryptoPro CSP 3.x
385 # define SSL_OP_CRYPTOPRO_TLSEXT_BUG 0x80000000U
388 * SSL_OP_ALL: various bug workarounds that should be rather harmless.
389 * This used to be 0x000FFFFFL before 0.9.7.
390 * This used to be 0x80000BFFU before 1.1.1.
392 # define SSL_OP_ALL (SSL_OP_CRYPTOPRO_TLSEXT_BUG|\
393 SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS|\
394 SSL_OP_LEGACY_SERVER_CONNECT|\
395 SSL_OP_TLSEXT_PADDING|\
396 SSL_OP_SAFARI_ECDHE_ECDSA_BUG)
398 /* OBSOLETE OPTIONS: retained for compatibility */
400 /* Removed from OpenSSL 1.1.0. Was 0x00000001L */
401 /* Related to removed SSLv2. */
402 # define SSL_OP_MICROSOFT_SESS_ID_BUG 0x0
403 /* Removed from OpenSSL 1.1.0. Was 0x00000002L */
404 /* Related to removed SSLv2. */
405 # define SSL_OP_NETSCAPE_CHALLENGE_BUG 0x0
406 /* Removed from OpenSSL 0.9.8q and 1.0.0c. Was 0x00000008L */
407 /* Dead forever, see CVE-2010-4180 */
408 # define SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG 0x0
409 /* Removed from OpenSSL 1.0.1h and 1.0.2. Was 0x00000010L */
410 /* Refers to ancient SSLREF and SSLv2. */
411 # define SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG 0x0
412 /* Removed from OpenSSL 1.1.0. Was 0x00000020 */
413 # define SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER 0x0
414 /* Removed from OpenSSL 0.9.7h and 0.9.8b. Was 0x00000040L */
415 # define SSL_OP_MSIE_SSLV2_RSA_PADDING 0x0
416 /* Removed from OpenSSL 1.1.0. Was 0x00000080 */
417 /* Ancient SSLeay version. */
418 # define SSL_OP_SSLEAY_080_CLIENT_DH_BUG 0x0
419 /* Removed from OpenSSL 1.1.0. Was 0x00000100L */
420 # define SSL_OP_TLS_D5_BUG 0x0
421 /* Removed from OpenSSL 1.1.0. Was 0x00000200L */
422 # define SSL_OP_TLS_BLOCK_PADDING_BUG 0x0
423 /* Removed from OpenSSL 1.1.0. Was 0x00080000L */
424 # define SSL_OP_SINGLE_ECDH_USE 0x0
425 /* Removed from OpenSSL 1.1.0. Was 0x00100000L */
426 # define SSL_OP_SINGLE_DH_USE 0x0
427 /* Removed from OpenSSL 1.0.1k and 1.0.2. Was 0x00200000L */
428 # define SSL_OP_EPHEMERAL_RSA 0x0
429 /* Removed from OpenSSL 1.1.0. Was 0x01000000L */
430 # define SSL_OP_NO_SSLv2 0x0
431 /* Removed from OpenSSL 1.0.1. Was 0x08000000L */
432 # define SSL_OP_PKCS1_CHECK_1 0x0
433 /* Removed from OpenSSL 1.0.1. Was 0x10000000L */
434 # define SSL_OP_PKCS1_CHECK_2 0x0
435 /* Removed from OpenSSL 1.1.0. Was 0x20000000L */
436 # define SSL_OP_NETSCAPE_CA_DN_BUG 0x0
437 /* Removed from OpenSSL 1.1.0. Was 0x40000000L */
438 # define SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG 0x0
441 * Allow SSL_write(..., n) to return r with 0 < r < n (i.e. report success
442 * when just a single record has been written):
444 # define SSL_MODE_ENABLE_PARTIAL_WRITE 0x00000001U
446 * Make it possible to retry SSL_write() with changed buffer location (buffer
447 * contents must stay the same!); this is not the default to avoid the
448 * misconception that non-blocking SSL_write() behaves like non-blocking
451 # define SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER 0x00000002U
453 * Never bother the application with retries if the transport is blocking:
455 # define SSL_MODE_AUTO_RETRY 0x00000004U
456 /* Don't attempt to automatically build certificate chain */
457 # define SSL_MODE_NO_AUTO_CHAIN 0x00000008U
459 * Save RAM by releasing read and write buffers when they're empty. (SSL3 and
460 * TLS only.) Released buffers are freed.
462 # define SSL_MODE_RELEASE_BUFFERS 0x00000010U
464 * Send the current time in the Random fields of the ClientHello and
465 * ServerHello records for compatibility with hypothetical implementations
468 # define SSL_MODE_SEND_CLIENTHELLO_TIME 0x00000020U
469 # define SSL_MODE_SEND_SERVERHELLO_TIME 0x00000040U
471 * Send TLS_FALLBACK_SCSV in the ClientHello. To be set only by applications
472 * that reconnect with a downgraded protocol version; see
473 * draft-ietf-tls-downgrade-scsv-00 for details. DO NOT ENABLE THIS if your
474 * application attempts a normal handshake. Only use this in explicit
475 * fallback retries, following the guidance in
476 * draft-ietf-tls-downgrade-scsv-00.
478 # define SSL_MODE_SEND_FALLBACK_SCSV 0x00000080U
480 * Support Asynchronous operation
482 # define SSL_MODE_ASYNC 0x00000100U
484 /* Cert related flags */
486 * Many implementations ignore some aspects of the TLS standards such as
487 * enforcing certificate chain algorithms. When this is set we enforce them.
489 # define SSL_CERT_FLAG_TLS_STRICT 0x00000001U
491 /* Suite B modes, takes same values as certificate verify flags */
492 # define SSL_CERT_FLAG_SUITEB_128_LOS_ONLY 0x10000
493 /* Suite B 192 bit only mode */
494 # define SSL_CERT_FLAG_SUITEB_192_LOS 0x20000
495 /* Suite B 128 bit mode allowing 192 bit algorithms */
496 # define SSL_CERT_FLAG_SUITEB_128_LOS 0x30000
498 /* Perform all sorts of protocol violations for testing purposes */
499 # define SSL_CERT_FLAG_BROKEN_PROTOCOL 0x10000000
501 /* Flags for building certificate chains */
502 /* Treat any existing certificates as untrusted CAs */
503 # define SSL_BUILD_CHAIN_FLAG_UNTRUSTED 0x1
504 /* Don't include root CA in chain */
505 # define SSL_BUILD_CHAIN_FLAG_NO_ROOT 0x2
506 /* Just check certificates already there */
507 # define SSL_BUILD_CHAIN_FLAG_CHECK 0x4
508 /* Ignore verification errors */
509 # define SSL_BUILD_CHAIN_FLAG_IGNORE_ERROR 0x8
510 /* Clear verification errors from queue */
511 # define SSL_BUILD_CHAIN_FLAG_CLEAR_ERROR 0x10
513 /* Flags returned by SSL_check_chain */
514 /* Certificate can be used with this session */
515 # define CERT_PKEY_VALID 0x1
516 /* Certificate can also be used for signing */
517 # define CERT_PKEY_SIGN 0x2
518 /* EE certificate signing algorithm OK */
519 # define CERT_PKEY_EE_SIGNATURE 0x10
520 /* CA signature algorithms OK */
521 # define CERT_PKEY_CA_SIGNATURE 0x20
522 /* EE certificate parameters OK */
523 # define CERT_PKEY_EE_PARAM 0x40
524 /* CA certificate parameters OK */
525 # define CERT_PKEY_CA_PARAM 0x80
526 /* Signing explicitly allowed as opposed to SHA1 fallback */
527 # define CERT_PKEY_EXPLICIT_SIGN 0x100
528 /* Client CA issuer names match (always set for server cert) */
529 # define CERT_PKEY_ISSUER_NAME 0x200
530 /* Cert type matches client types (always set for server cert) */
531 # define CERT_PKEY_CERT_TYPE 0x400
532 /* Cert chain suitable to Suite B */
533 # define CERT_PKEY_SUITEB 0x800
535 # define SSL_CONF_FLAG_CMDLINE 0x1
536 # define SSL_CONF_FLAG_FILE 0x2
537 # define SSL_CONF_FLAG_CLIENT 0x4
538 # define SSL_CONF_FLAG_SERVER 0x8
539 # define SSL_CONF_FLAG_SHOW_ERRORS 0x10
540 # define SSL_CONF_FLAG_CERTIFICATE 0x20
541 # define SSL_CONF_FLAG_REQUIRE_PRIVATE 0x40
542 /* Configuration value types */
543 # define SSL_CONF_TYPE_UNKNOWN 0x0
544 # define SSL_CONF_TYPE_STRING 0x1
545 # define SSL_CONF_TYPE_FILE 0x2
546 # define SSL_CONF_TYPE_DIR 0x3
547 # define SSL_CONF_TYPE_NONE 0x4
550 * Note: SSL[_CTX]_set_{options,mode} use |= op on the previous value, they
551 * cannot be used to clear bits.
554 unsigned long SSL_CTX_get_options(const SSL_CTX *ctx);
555 unsigned long SSL_get_options(const SSL* s);
556 unsigned long SSL_CTX_clear_options(SSL_CTX *ctx, unsigned long op);
557 unsigned long SSL_clear_options(SSL *s, unsigned long op);
558 unsigned long SSL_CTX_set_options(SSL_CTX *ctx, unsigned long op);
559 unsigned long SSL_set_options(SSL *s, unsigned long op);
561 # define SSL_CTX_set_mode(ctx,op) \
562 SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,(op),NULL)
563 # define SSL_CTX_clear_mode(ctx,op) \
564 SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_MODE,(op),NULL)
565 # define SSL_CTX_get_mode(ctx) \
566 SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,0,NULL)
567 # define SSL_clear_mode(ssl,op) \
568 SSL_ctrl((ssl),SSL_CTRL_CLEAR_MODE,(op),NULL)
569 # define SSL_set_mode(ssl,op) \
570 SSL_ctrl((ssl),SSL_CTRL_MODE,(op),NULL)
571 # define SSL_get_mode(ssl) \
572 SSL_ctrl((ssl),SSL_CTRL_MODE,0,NULL)
573 # define SSL_set_mtu(ssl, mtu) \
574 SSL_ctrl((ssl),SSL_CTRL_SET_MTU,(mtu),NULL)
575 # define DTLS_set_link_mtu(ssl, mtu) \
576 SSL_ctrl((ssl),DTLS_CTRL_SET_LINK_MTU,(mtu),NULL)
577 # define DTLS_get_link_min_mtu(ssl) \
578 SSL_ctrl((ssl),DTLS_CTRL_GET_LINK_MIN_MTU,0,NULL)
580 # define SSL_get_secure_renegotiation_support(ssl) \
581 SSL_ctrl((ssl), SSL_CTRL_GET_RI_SUPPORT, 0, NULL)
583 # ifndef OPENSSL_NO_HEARTBEATS
584 # define SSL_heartbeat(ssl) \
585 SSL_ctrl((ssl),SSL_CTRL_DTLS_EXT_SEND_HEARTBEAT,0,NULL)
588 # define SSL_CTX_set_cert_flags(ctx,op) \
589 SSL_CTX_ctrl((ctx),SSL_CTRL_CERT_FLAGS,(op),NULL)
590 # define SSL_set_cert_flags(s,op) \
591 SSL_ctrl((s),SSL_CTRL_CERT_FLAGS,(op),NULL)
592 # define SSL_CTX_clear_cert_flags(ctx,op) \
593 SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_CERT_FLAGS,(op),NULL)
594 # define SSL_clear_cert_flags(s,op) \
595 SSL_ctrl((s),SSL_CTRL_CLEAR_CERT_FLAGS,(op),NULL)
597 void SSL_CTX_set_msg_callback(SSL_CTX *ctx,
598 void (*cb) (int write_p, int version,
599 int content_type, const void *buf,
600 size_t len, SSL *ssl, void *arg));
601 void SSL_set_msg_callback(SSL *ssl,
602 void (*cb) (int write_p, int version,
603 int content_type, const void *buf,
604 size_t len, SSL *ssl, void *arg));
605 # define SSL_CTX_set_msg_callback_arg(ctx, arg) SSL_CTX_ctrl((ctx), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
606 # define SSL_set_msg_callback_arg(ssl, arg) SSL_ctrl((ssl), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
608 # define SSL_get_extms_support(s) \
609 SSL_ctrl((s),SSL_CTRL_GET_EXTMS_SUPPORT,0,NULL)
611 # ifndef OPENSSL_NO_SRP
614 __owur int SSL_SRP_CTX_init(SSL *s);
615 __owur int SSL_CTX_SRP_CTX_init(SSL_CTX *ctx);
616 int SSL_SRP_CTX_free(SSL *ctx);
617 int SSL_CTX_SRP_CTX_free(SSL_CTX *ctx);
618 __owur int SSL_srp_server_param_with_username(SSL *s, int *ad);
619 __owur int SRP_Calc_A_param(SSL *s);
623 /* 100k max cert list */
624 # define SSL_MAX_CERT_LIST_DEFAULT 1024*100
626 # define SSL_SESSION_CACHE_MAX_SIZE_DEFAULT (1024*20)
629 * This callback type is used inside SSL_CTX, SSL, and in the functions that
630 * set them. It is used to override the generation of SSL/TLS session IDs in
631 * a server. Return value should be zero on an error, non-zero to proceed.
632 * Also, callbacks should themselves check if the id they generate is unique
633 * otherwise the SSL handshake will fail with an error - callbacks can do
634 * this using the 'ssl' value they're passed by;
635 * SSL_has_matching_session_id(ssl, id, *id_len) The length value passed in
636 * is set at the maximum size the session ID can be. In SSLv3/TLSv1 it is 32
637 * bytes. The callback can alter this length to be less if desired. It is
638 * also an error for the callback to set the size to zero.
640 typedef int (*GEN_SESSION_CB) (SSL *ssl, unsigned char *id,
641 unsigned int *id_len);
643 # define SSL_SESS_CACHE_OFF 0x0000
644 # define SSL_SESS_CACHE_CLIENT 0x0001
645 # define SSL_SESS_CACHE_SERVER 0x0002
646 # define SSL_SESS_CACHE_BOTH (SSL_SESS_CACHE_CLIENT|SSL_SESS_CACHE_SERVER)
647 # define SSL_SESS_CACHE_NO_AUTO_CLEAR 0x0080
648 /* enough comments already ... see SSL_CTX_set_session_cache_mode(3) */
649 # define SSL_SESS_CACHE_NO_INTERNAL_LOOKUP 0x0100
650 # define SSL_SESS_CACHE_NO_INTERNAL_STORE 0x0200
651 # define SSL_SESS_CACHE_NO_INTERNAL \
652 (SSL_SESS_CACHE_NO_INTERNAL_LOOKUP|SSL_SESS_CACHE_NO_INTERNAL_STORE)
654 LHASH_OF(SSL_SESSION) *SSL_CTX_sessions(SSL_CTX *ctx);
655 # define SSL_CTX_sess_number(ctx) \
656 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_NUMBER,0,NULL)
657 # define SSL_CTX_sess_connect(ctx) \
658 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT,0,NULL)
659 # define SSL_CTX_sess_connect_good(ctx) \
660 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_GOOD,0,NULL)
661 # define SSL_CTX_sess_connect_renegotiate(ctx) \
662 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_RENEGOTIATE,0,NULL)
663 # define SSL_CTX_sess_accept(ctx) \
664 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT,0,NULL)
665 # define SSL_CTX_sess_accept_renegotiate(ctx) \
666 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_RENEGOTIATE,0,NULL)
667 # define SSL_CTX_sess_accept_good(ctx) \
668 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_GOOD,0,NULL)
669 # define SSL_CTX_sess_hits(ctx) \
670 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_HIT,0,NULL)
671 # define SSL_CTX_sess_cb_hits(ctx) \
672 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CB_HIT,0,NULL)
673 # define SSL_CTX_sess_misses(ctx) \
674 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_MISSES,0,NULL)
675 # define SSL_CTX_sess_timeouts(ctx) \
676 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_TIMEOUTS,0,NULL)
677 # define SSL_CTX_sess_cache_full(ctx) \
678 SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CACHE_FULL,0,NULL)
680 void SSL_CTX_sess_set_new_cb(SSL_CTX *ctx,
681 int (*new_session_cb) (struct ssl_st *ssl,
683 int (*SSL_CTX_sess_get_new_cb(SSL_CTX *ctx)) (struct ssl_st *ssl,
685 void SSL_CTX_sess_set_remove_cb(SSL_CTX *ctx,
686 void (*remove_session_cb) (struct ssl_ctx_st
690 void (*SSL_CTX_sess_get_remove_cb(SSL_CTX *ctx)) (struct ssl_ctx_st *ctx,
692 void SSL_CTX_sess_set_get_cb(SSL_CTX *ctx,
693 SSL_SESSION *(*get_session_cb) (struct ssl_st
698 SSL_SESSION *(*SSL_CTX_sess_get_get_cb(SSL_CTX *ctx)) (struct ssl_st *ssl,
699 const unsigned char *data,
701 void SSL_CTX_set_info_callback(SSL_CTX *ctx,
702 void (*cb) (const SSL *ssl, int type,
704 void (*SSL_CTX_get_info_callback(SSL_CTX *ctx)) (const SSL *ssl, int type,
706 void SSL_CTX_set_client_cert_cb(SSL_CTX *ctx,
707 int (*client_cert_cb) (SSL *ssl, X509 **x509,
709 int (*SSL_CTX_get_client_cert_cb(SSL_CTX *ctx)) (SSL *ssl, X509 **x509,
711 # ifndef OPENSSL_NO_ENGINE
712 __owur int SSL_CTX_set_client_cert_engine(SSL_CTX *ctx, ENGINE *e);
714 void SSL_CTX_set_cookie_generate_cb(SSL_CTX *ctx,
715 int (*app_gen_cookie_cb) (SSL *ssl,
720 void SSL_CTX_set_cookie_verify_cb(SSL_CTX *ctx,
721 int (*app_verify_cookie_cb) (SSL *ssl,
726 # ifndef OPENSSL_NO_NEXTPROTONEG
728 typedef int (*SSL_CTX_npn_advertised_cb_func)(SSL *ssl,
729 const unsigned char **out,
730 unsigned int *outlen,
732 void SSL_CTX_set_next_protos_advertised_cb(SSL_CTX *s,
733 SSL_CTX_npn_advertised_cb_func cb,
735 # define SSL_CTX_set_npn_advertised_cb SSL_CTX_set_next_protos_advertised_cb
737 typedef int (*SSL_CTX_npn_select_cb_func)(SSL *s,
739 unsigned char *outlen,
740 const unsigned char *in,
743 void SSL_CTX_set_next_proto_select_cb(SSL_CTX *s,
744 SSL_CTX_npn_select_cb_func cb,
746 # define SSL_CTX_set_npn_select_cb SSL_CTX_set_next_proto_select_cb
748 void SSL_get0_next_proto_negotiated(const SSL *s, const unsigned char **data,
750 # define SSL_get0_npn_negotiated SSL_get0_next_proto_negotiated
753 __owur int SSL_select_next_proto(unsigned char **out, unsigned char *outlen,
754 const unsigned char *in, unsigned int inlen,
755 const unsigned char *client,
756 unsigned int client_len);
758 # define OPENSSL_NPN_UNSUPPORTED 0
759 # define OPENSSL_NPN_NEGOTIATED 1
760 # define OPENSSL_NPN_NO_OVERLAP 2
762 __owur int SSL_CTX_set_alpn_protos(SSL_CTX *ctx, const unsigned char *protos,
763 unsigned int protos_len);
764 __owur int SSL_set_alpn_protos(SSL *ssl, const unsigned char *protos,
765 unsigned int protos_len);
766 typedef int (*SSL_CTX_alpn_select_cb_func)(SSL *ssl,
767 const unsigned char **out,
768 unsigned char *outlen,
769 const unsigned char *in,
772 void SSL_CTX_set_alpn_select_cb(SSL_CTX *ctx,
773 SSL_CTX_alpn_select_cb_func cb,
775 void SSL_get0_alpn_selected(const SSL *ssl, const unsigned char **data,
778 # ifndef OPENSSL_NO_PSK
780 * the maximum length of the buffer given to callbacks containing the
781 * resulting identity/psk
783 # define PSK_MAX_IDENTITY_LEN 128
784 # define PSK_MAX_PSK_LEN 256
785 typedef unsigned int (*SSL_psk_client_cb_func)(SSL *ssl,
788 unsigned int max_identity_len,
790 unsigned int max_psk_len);
791 void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx, SSL_psk_client_cb_func cb);
792 void SSL_set_psk_client_callback(SSL *ssl, SSL_psk_client_cb_func cb);
794 typedef unsigned int (*SSL_psk_server_cb_func)(SSL *ssl,
795 const char *identity,
797 unsigned int max_psk_len);
798 void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx, SSL_psk_server_cb_func cb);
799 void SSL_set_psk_server_callback(SSL *ssl, SSL_psk_server_cb_func cb);
801 __owur int SSL_CTX_use_psk_identity_hint(SSL_CTX *ctx, const char *identity_hint);
802 __owur int SSL_use_psk_identity_hint(SSL *s, const char *identity_hint);
803 const char *SSL_get_psk_identity_hint(const SSL *s);
804 const char *SSL_get_psk_identity(const SSL *s);
807 typedef int (*SSL_psk_find_session_cb_func)(SSL *ssl,
808 const unsigned char *identity,
811 typedef int (*SSL_psk_use_session_cb_func)(SSL *ssl, const EVP_MD *md,
812 const unsigned char **id,
816 void SSL_set_psk_find_session_callback(SSL *s, SSL_psk_find_session_cb_func cb);
817 void SSL_CTX_set_psk_find_session_callback(SSL_CTX *ctx,
818 SSL_psk_find_session_cb_func cb);
819 void SSL_set_psk_use_session_callback(SSL *s, SSL_psk_use_session_cb_func cb);
820 void SSL_CTX_set_psk_use_session_callback(SSL_CTX *ctx,
821 SSL_psk_use_session_cb_func cb);
823 /* Register callbacks to handle custom TLS Extensions for client or server. */
825 __owur int SSL_CTX_has_client_custom_ext(const SSL_CTX *ctx,
826 unsigned int ext_type);
828 __owur int SSL_CTX_add_client_custom_ext(SSL_CTX *ctx, unsigned int ext_type,
829 custom_ext_add_cb add_cb,
830 custom_ext_free_cb free_cb,
832 custom_ext_parse_cb parse_cb,
835 __owur int SSL_CTX_add_server_custom_ext(SSL_CTX *ctx, unsigned int ext_type,
836 custom_ext_add_cb add_cb,
837 custom_ext_free_cb free_cb,
839 custom_ext_parse_cb parse_cb,
842 __owur int SSL_CTX_add_custom_ext(SSL_CTX *ctx, unsigned int ext_type,
843 unsigned int context,
844 SSL_custom_ext_add_cb_ex add_cb,
845 SSL_custom_ext_free_cb_ex free_cb,
847 SSL_custom_ext_parse_cb_ex parse_cb,
850 __owur int SSL_extension_supported(unsigned int ext_type);
852 # define SSL_NOTHING 1
853 # define SSL_WRITING 2
854 # define SSL_READING 3
855 # define SSL_X509_LOOKUP 4
856 # define SSL_ASYNC_PAUSED 5
857 # define SSL_ASYNC_NO_JOBS 6
858 # define SSL_CLIENT_HELLO_CB 7
860 /* These will only be used when doing non-blocking IO */
861 # define SSL_want_nothing(s) (SSL_want(s) == SSL_NOTHING)
862 # define SSL_want_read(s) (SSL_want(s) == SSL_READING)
863 # define SSL_want_write(s) (SSL_want(s) == SSL_WRITING)
864 # define SSL_want_x509_lookup(s) (SSL_want(s) == SSL_X509_LOOKUP)
865 # define SSL_want_async(s) (SSL_want(s) == SSL_ASYNC_PAUSED)
866 # define SSL_want_async_job(s) (SSL_want(s) == SSL_ASYNC_NO_JOBS)
867 # define SSL_want_client_hello_cb(s) (SSL_want(s) == SSL_CLIENT_HELLO_CB)
869 # define SSL_MAC_FLAG_READ_MAC_STREAM 1
870 # define SSL_MAC_FLAG_WRITE_MAC_STREAM 2
873 * A callback for logging out TLS key material. This callback should log out
874 * |line| followed by a newline.
876 typedef void (*SSL_CTX_keylog_cb_func)(const SSL *ssl, const char *line);
879 * SSL_CTX_set_keylog_callback configures a callback to log key material. This
880 * is intended for debugging use with tools like Wireshark. The cb function
881 * should log line followed by a newline.
883 void SSL_CTX_set_keylog_callback(SSL_CTX *ctx, SSL_CTX_keylog_cb_func cb);
886 * SSL_CTX_get_keylog_callback returns the callback configured by
887 * SSL_CTX_set_keylog_callback.
889 SSL_CTX_keylog_cb_func SSL_CTX_get_keylog_callback(const SSL_CTX *ctx);
891 int SSL_CTX_set_max_early_data(SSL_CTX *ctx, uint32_t max_early_data);
892 uint32_t SSL_CTX_get_max_early_data(const SSL_CTX *ctx);
893 int SSL_set_max_early_data(SSL *s, uint32_t max_early_data);
894 uint32_t SSL_get_max_early_data(const SSL *s);
900 # include <openssl/ssl2.h>
901 # include <openssl/ssl3.h>
902 # include <openssl/tls1.h> /* This is mostly sslv3 with a few tweaks */
903 # include <openssl/dtls1.h> /* Datagram TLS */
904 # include <openssl/srtp.h> /* Support for the use_srtp extension */
911 * These need to be after the above set of includes due to a compiler bug
912 * in VisualStudio 2015
914 DEFINE_STACK_OF_CONST(SSL_CIPHER)
915 DEFINE_STACK_OF(SSL_COMP)
918 # define SSL_set_app_data(s,arg) (SSL_set_ex_data(s,0,(char *)(arg)))
919 # define SSL_get_app_data(s) (SSL_get_ex_data(s,0))
920 # define SSL_SESSION_set_app_data(s,a) (SSL_SESSION_set_ex_data(s,0, \
922 # define SSL_SESSION_get_app_data(s) (SSL_SESSION_get_ex_data(s,0))
923 # define SSL_CTX_get_app_data(ctx) (SSL_CTX_get_ex_data(ctx,0))
924 # define SSL_CTX_set_app_data(ctx,arg) (SSL_CTX_set_ex_data(ctx,0, \
926 DEPRECATEDIN_1_1_0(void SSL_set_debug(SSL *s, int debug))
928 /* TLSv1.3 KeyUpdate message types */
929 /* -1 used so that this is an invalid value for the on-the-wire protocol */
930 #define SSL_KEY_UPDATE_NONE -1
931 /* Values as defined for the on-the-wire protocol */
932 #define SSL_KEY_UPDATE_NOT_REQUESTED 0
933 #define SSL_KEY_UPDATE_REQUESTED 1
936 * The valid handshake states (one for each type message sent and one for each
937 * type of message received). There are also two "special" states:
938 * TLS = TLS or DTLS state
939 * DTLS = DTLS specific state
940 * CR/SR = Client Read/Server Read
941 * CW/SW = Client Write/Server Write
943 * The "special" states are:
944 * TLS_ST_BEFORE = No handshake has been initiated yet
945 * TLS_ST_OK = A handshake has been successfully completed
950 DTLS_ST_CR_HELLO_VERIFY_REQUEST,
951 TLS_ST_CR_SRVR_HELLO,
953 TLS_ST_CR_CERT_STATUS,
957 TLS_ST_CR_SESSION_TICKET,
960 TLS_ST_CW_CLNT_HELLO,
965 TLS_ST_CW_NEXT_PROTO,
968 TLS_ST_SR_CLNT_HELLO,
969 DTLS_ST_SW_HELLO_VERIFY_REQUEST,
970 TLS_ST_SW_SRVR_HELLO,
978 TLS_ST_SR_NEXT_PROTO,
981 TLS_ST_SW_SESSION_TICKET,
982 TLS_ST_SW_CERT_STATUS,
985 TLS_ST_SW_ENCRYPTED_EXTENSIONS,
986 TLS_ST_CR_ENCRYPTED_EXTENSIONS,
990 TLS_ST_SW_KEY_UPDATE,
991 TLS_ST_CW_KEY_UPDATE,
992 TLS_ST_SR_KEY_UPDATE,
993 TLS_ST_CR_KEY_UPDATE,
995 TLS_ST_PENDING_EARLY_DATA_END,
996 TLS_ST_CW_END_OF_EARLY_DATA,
997 TLS_ST_SR_END_OF_EARLY_DATA
998 } OSSL_HANDSHAKE_STATE;
1001 * Most of the following state values are no longer used and are defined to be
1002 * the closest equivalent value in the current state machine code. Not all
1003 * defines have an equivalent and are set to a dummy value (-1). SSL_ST_CONNECT
1004 * and SSL_ST_ACCEPT are still in use in the definition of SSL_CB_ACCEPT_LOOP,
1005 * SSL_CB_ACCEPT_EXIT, SSL_CB_CONNECT_LOOP and SSL_CB_CONNECT_EXIT.
1008 # define SSL_ST_CONNECT 0x1000
1009 # define SSL_ST_ACCEPT 0x2000
1011 # define SSL_ST_MASK 0x0FFF
1013 # define SSL_CB_LOOP 0x01
1014 # define SSL_CB_EXIT 0x02
1015 # define SSL_CB_READ 0x04
1016 # define SSL_CB_WRITE 0x08
1017 # define SSL_CB_ALERT 0x4000/* used in callback */
1018 # define SSL_CB_READ_ALERT (SSL_CB_ALERT|SSL_CB_READ)
1019 # define SSL_CB_WRITE_ALERT (SSL_CB_ALERT|SSL_CB_WRITE)
1020 # define SSL_CB_ACCEPT_LOOP (SSL_ST_ACCEPT|SSL_CB_LOOP)
1021 # define SSL_CB_ACCEPT_EXIT (SSL_ST_ACCEPT|SSL_CB_EXIT)
1022 # define SSL_CB_CONNECT_LOOP (SSL_ST_CONNECT|SSL_CB_LOOP)
1023 # define SSL_CB_CONNECT_EXIT (SSL_ST_CONNECT|SSL_CB_EXIT)
1024 # define SSL_CB_HANDSHAKE_START 0x10
1025 # define SSL_CB_HANDSHAKE_DONE 0x20
1027 /* Is the SSL_connection established? */
1028 # define SSL_in_connect_init(a) (SSL_in_init(a) && !SSL_is_server(a))
1029 # define SSL_in_accept_init(a) (SSL_in_init(a) && SSL_is_server(a))
1030 int SSL_in_init(SSL *s);
1031 int SSL_in_before(SSL *s);
1032 int SSL_is_init_finished(SSL *s);
1035 * The following 3 states are kept in ssl->rlayer.rstate when reads fail, you
1036 * should not need these
1038 # define SSL_ST_READ_HEADER 0xF0
1039 # define SSL_ST_READ_BODY 0xF1
1040 # define SSL_ST_READ_DONE 0xF2
1043 * Obtain latest Finished message
1044 * -- that we sent (SSL_get_finished)
1045 * -- that we expected from peer (SSL_get_peer_finished).
1046 * Returns length (0 == no Finished so far), copies up to 'count' bytes.
1048 size_t SSL_get_finished(const SSL *s, void *buf, size_t count);
1049 size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count);
1052 * use either SSL_VERIFY_NONE or SSL_VERIFY_PEER, the last 2 options are
1053 * 'ored' with SSL_VERIFY_PEER if they are desired
1055 # define SSL_VERIFY_NONE 0x00
1056 # define SSL_VERIFY_PEER 0x01
1057 # define SSL_VERIFY_FAIL_IF_NO_PEER_CERT 0x02
1058 # define SSL_VERIFY_CLIENT_ONCE 0x04
1060 # define OpenSSL_add_ssl_algorithms() SSL_library_init()
1061 # if OPENSSL_API_COMPAT < 0x10100000L
1062 # define SSLeay_add_ssl_algorithms() SSL_library_init()
1065 /* More backward compatibility */
1066 # define SSL_get_cipher(s) \
1067 SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1068 # define SSL_get_cipher_bits(s,np) \
1069 SSL_CIPHER_get_bits(SSL_get_current_cipher(s),np)
1070 # define SSL_get_cipher_version(s) \
1071 SSL_CIPHER_get_version(SSL_get_current_cipher(s))
1072 # define SSL_get_cipher_name(s) \
1073 SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1074 # define SSL_get_time(a) SSL_SESSION_get_time(a)
1075 # define SSL_set_time(a,b) SSL_SESSION_set_time((a),(b))
1076 # define SSL_get_timeout(a) SSL_SESSION_get_timeout(a)
1077 # define SSL_set_timeout(a,b) SSL_SESSION_set_timeout((a),(b))
1079 # define d2i_SSL_SESSION_bio(bp,s_id) ASN1_d2i_bio_of(SSL_SESSION,SSL_SESSION_new,d2i_SSL_SESSION,bp,s_id)
1080 # define i2d_SSL_SESSION_bio(bp,s_id) ASN1_i2d_bio_of(SSL_SESSION,i2d_SSL_SESSION,bp,s_id)
1082 DECLARE_PEM_rw(SSL_SESSION, SSL_SESSION)
1083 # define SSL_AD_REASON_OFFSET 1000/* offset to get SSL_R_... value
1084 * from SSL_AD_... */
1085 /* These alert types are for SSLv3 and TLSv1 */
1086 # define SSL_AD_CLOSE_NOTIFY SSL3_AD_CLOSE_NOTIFY
1088 # define SSL_AD_UNEXPECTED_MESSAGE SSL3_AD_UNEXPECTED_MESSAGE
1090 # define SSL_AD_BAD_RECORD_MAC SSL3_AD_BAD_RECORD_MAC
1091 # define SSL_AD_DECRYPTION_FAILED TLS1_AD_DECRYPTION_FAILED
1092 # define SSL_AD_RECORD_OVERFLOW TLS1_AD_RECORD_OVERFLOW
1094 # define SSL_AD_DECOMPRESSION_FAILURE SSL3_AD_DECOMPRESSION_FAILURE
1096 # define SSL_AD_HANDSHAKE_FAILURE SSL3_AD_HANDSHAKE_FAILURE
1098 # define SSL_AD_NO_CERTIFICATE SSL3_AD_NO_CERTIFICATE
1099 # define SSL_AD_BAD_CERTIFICATE SSL3_AD_BAD_CERTIFICATE
1100 # define SSL_AD_UNSUPPORTED_CERTIFICATE SSL3_AD_UNSUPPORTED_CERTIFICATE
1101 # define SSL_AD_CERTIFICATE_REVOKED SSL3_AD_CERTIFICATE_REVOKED
1102 # define SSL_AD_CERTIFICATE_EXPIRED SSL3_AD_CERTIFICATE_EXPIRED
1103 # define SSL_AD_CERTIFICATE_UNKNOWN SSL3_AD_CERTIFICATE_UNKNOWN
1105 # define SSL_AD_ILLEGAL_PARAMETER SSL3_AD_ILLEGAL_PARAMETER
1107 # define SSL_AD_UNKNOWN_CA TLS1_AD_UNKNOWN_CA
1109 # define SSL_AD_ACCESS_DENIED TLS1_AD_ACCESS_DENIED
1111 # define SSL_AD_DECODE_ERROR TLS1_AD_DECODE_ERROR
1112 # define SSL_AD_DECRYPT_ERROR TLS1_AD_DECRYPT_ERROR
1114 # define SSL_AD_EXPORT_RESTRICTION TLS1_AD_EXPORT_RESTRICTION
1116 # define SSL_AD_PROTOCOL_VERSION TLS1_AD_PROTOCOL_VERSION
1118 # define SSL_AD_INSUFFICIENT_SECURITY TLS1_AD_INSUFFICIENT_SECURITY
1120 # define SSL_AD_INTERNAL_ERROR TLS1_AD_INTERNAL_ERROR
1121 # define SSL_AD_USER_CANCELLED TLS1_AD_USER_CANCELLED
1122 # define SSL_AD_NO_RENEGOTIATION TLS1_AD_NO_RENEGOTIATION
1123 # define SSL_AD_MISSING_EXTENSION TLS13_AD_MISSING_EXTENSION
1124 # define SSL_AD_CERTIFICATE_REQUIRED TLS13_AD_CERTIFICATE_REQUIRED
1125 # define SSL_AD_UNSUPPORTED_EXTENSION TLS1_AD_UNSUPPORTED_EXTENSION
1126 # define SSL_AD_CERTIFICATE_UNOBTAINABLE TLS1_AD_CERTIFICATE_UNOBTAINABLE
1127 # define SSL_AD_UNRECOGNIZED_NAME TLS1_AD_UNRECOGNIZED_NAME
1128 # define SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE
1129 # define SSL_AD_BAD_CERTIFICATE_HASH_VALUE TLS1_AD_BAD_CERTIFICATE_HASH_VALUE
1131 # define SSL_AD_UNKNOWN_PSK_IDENTITY TLS1_AD_UNKNOWN_PSK_IDENTITY
1133 # define SSL_AD_INAPPROPRIATE_FALLBACK TLS1_AD_INAPPROPRIATE_FALLBACK
1134 # define SSL_AD_NO_APPLICATION_PROTOCOL TLS1_AD_NO_APPLICATION_PROTOCOL
1135 # define SSL_ERROR_NONE 0
1136 # define SSL_ERROR_SSL 1
1137 # define SSL_ERROR_WANT_READ 2
1138 # define SSL_ERROR_WANT_WRITE 3
1139 # define SSL_ERROR_WANT_X509_LOOKUP 4
1140 # define SSL_ERROR_SYSCALL 5/* look at error stack/return
1142 # define SSL_ERROR_ZERO_RETURN 6
1143 # define SSL_ERROR_WANT_CONNECT 7
1144 # define SSL_ERROR_WANT_ACCEPT 8
1145 # define SSL_ERROR_WANT_ASYNC 9
1146 # define SSL_ERROR_WANT_ASYNC_JOB 10
1147 # define SSL_ERROR_WANT_CLIENT_HELLO_CB 11
1148 # define SSL_CTRL_SET_TMP_DH 3
1149 # define SSL_CTRL_SET_TMP_ECDH 4
1150 # define SSL_CTRL_SET_TMP_DH_CB 6
1151 # define SSL_CTRL_GET_CLIENT_CERT_REQUEST 9
1152 # define SSL_CTRL_GET_NUM_RENEGOTIATIONS 10
1153 # define SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS 11
1154 # define SSL_CTRL_GET_TOTAL_RENEGOTIATIONS 12
1155 # define SSL_CTRL_GET_FLAGS 13
1156 # define SSL_CTRL_EXTRA_CHAIN_CERT 14
1157 # define SSL_CTRL_SET_MSG_CALLBACK 15
1158 # define SSL_CTRL_SET_MSG_CALLBACK_ARG 16
1159 /* only applies to datagram connections */
1160 # define SSL_CTRL_SET_MTU 17
1162 # define SSL_CTRL_SESS_NUMBER 20
1163 # define SSL_CTRL_SESS_CONNECT 21
1164 # define SSL_CTRL_SESS_CONNECT_GOOD 22
1165 # define SSL_CTRL_SESS_CONNECT_RENEGOTIATE 23
1166 # define SSL_CTRL_SESS_ACCEPT 24
1167 # define SSL_CTRL_SESS_ACCEPT_GOOD 25
1168 # define SSL_CTRL_SESS_ACCEPT_RENEGOTIATE 26
1169 # define SSL_CTRL_SESS_HIT 27
1170 # define SSL_CTRL_SESS_CB_HIT 28
1171 # define SSL_CTRL_SESS_MISSES 29
1172 # define SSL_CTRL_SESS_TIMEOUTS 30
1173 # define SSL_CTRL_SESS_CACHE_FULL 31
1174 # define SSL_CTRL_MODE 33
1175 # define SSL_CTRL_GET_READ_AHEAD 40
1176 # define SSL_CTRL_SET_READ_AHEAD 41
1177 # define SSL_CTRL_SET_SESS_CACHE_SIZE 42
1178 # define SSL_CTRL_GET_SESS_CACHE_SIZE 43
1179 # define SSL_CTRL_SET_SESS_CACHE_MODE 44
1180 # define SSL_CTRL_GET_SESS_CACHE_MODE 45
1181 # define SSL_CTRL_GET_MAX_CERT_LIST 50
1182 # define SSL_CTRL_SET_MAX_CERT_LIST 51
1183 # define SSL_CTRL_SET_MAX_SEND_FRAGMENT 52
1184 /* see tls1.h for macros based on these */
1185 # define SSL_CTRL_SET_TLSEXT_SERVERNAME_CB 53
1186 # define SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG 54
1187 # define SSL_CTRL_SET_TLSEXT_HOSTNAME 55
1188 # define SSL_CTRL_SET_TLSEXT_DEBUG_CB 56
1189 # define SSL_CTRL_SET_TLSEXT_DEBUG_ARG 57
1190 # define SSL_CTRL_GET_TLSEXT_TICKET_KEYS 58
1191 # define SSL_CTRL_SET_TLSEXT_TICKET_KEYS 59
1192 /*# define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT 60 */
1193 /*# define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB 61 */
1194 /*# define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB_ARG 62 */
1195 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB 63
1196 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB_ARG 64
1197 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_TYPE 65
1198 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_EXTS 66
1199 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_EXTS 67
1200 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_IDS 68
1201 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_IDS 69
1202 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_OCSP_RESP 70
1203 # define SSL_CTRL_SET_TLSEXT_STATUS_REQ_OCSP_RESP 71
1204 # define SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB 72
1205 # define SSL_CTRL_SET_TLS_EXT_SRP_USERNAME_CB 75
1206 # define SSL_CTRL_SET_SRP_VERIFY_PARAM_CB 76
1207 # define SSL_CTRL_SET_SRP_GIVE_CLIENT_PWD_CB 77
1208 # define SSL_CTRL_SET_SRP_ARG 78
1209 # define SSL_CTRL_SET_TLS_EXT_SRP_USERNAME 79
1210 # define SSL_CTRL_SET_TLS_EXT_SRP_STRENGTH 80
1211 # define SSL_CTRL_SET_TLS_EXT_SRP_PASSWORD 81
1212 # ifndef OPENSSL_NO_HEARTBEATS
1213 # define SSL_CTRL_DTLS_EXT_SEND_HEARTBEAT 85
1214 # define SSL_CTRL_GET_DTLS_EXT_HEARTBEAT_PENDING 86
1215 # define SSL_CTRL_SET_DTLS_EXT_HEARTBEAT_NO_REQUESTS 87
1217 # define DTLS_CTRL_GET_TIMEOUT 73
1218 # define DTLS_CTRL_HANDLE_TIMEOUT 74
1219 # define SSL_CTRL_GET_RI_SUPPORT 76
1220 # define SSL_CTRL_CLEAR_MODE 78
1221 # define SSL_CTRL_SET_NOT_RESUMABLE_SESS_CB 79
1222 # define SSL_CTRL_GET_EXTRA_CHAIN_CERTS 82
1223 # define SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS 83
1224 # define SSL_CTRL_CHAIN 88
1225 # define SSL_CTRL_CHAIN_CERT 89
1226 # define SSL_CTRL_GET_GROUPS 90
1227 # define SSL_CTRL_SET_GROUPS 91
1228 # define SSL_CTRL_SET_GROUPS_LIST 92
1229 # define SSL_CTRL_GET_SHARED_GROUP 93
1230 # define SSL_CTRL_SET_SIGALGS 97
1231 # define SSL_CTRL_SET_SIGALGS_LIST 98
1232 # define SSL_CTRL_CERT_FLAGS 99
1233 # define SSL_CTRL_CLEAR_CERT_FLAGS 100
1234 # define SSL_CTRL_SET_CLIENT_SIGALGS 101
1235 # define SSL_CTRL_SET_CLIENT_SIGALGS_LIST 102
1236 # define SSL_CTRL_GET_CLIENT_CERT_TYPES 103
1237 # define SSL_CTRL_SET_CLIENT_CERT_TYPES 104
1238 # define SSL_CTRL_BUILD_CERT_CHAIN 105
1239 # define SSL_CTRL_SET_VERIFY_CERT_STORE 106
1240 # define SSL_CTRL_SET_CHAIN_CERT_STORE 107
1241 # define SSL_CTRL_GET_PEER_SIGNATURE_NID 108
1242 # define SSL_CTRL_GET_SERVER_TMP_KEY 109
1243 # define SSL_CTRL_GET_RAW_CIPHERLIST 110
1244 # define SSL_CTRL_GET_EC_POINT_FORMATS 111
1245 # define SSL_CTRL_GET_CHAIN_CERTS 115
1246 # define SSL_CTRL_SELECT_CURRENT_CERT 116
1247 # define SSL_CTRL_SET_CURRENT_CERT 117
1248 # define SSL_CTRL_SET_DH_AUTO 118
1249 # define DTLS_CTRL_SET_LINK_MTU 120
1250 # define DTLS_CTRL_GET_LINK_MIN_MTU 121
1251 # define SSL_CTRL_GET_EXTMS_SUPPORT 122
1252 # define SSL_CTRL_SET_MIN_PROTO_VERSION 123
1253 # define SSL_CTRL_SET_MAX_PROTO_VERSION 124
1254 # define SSL_CTRL_SET_SPLIT_SEND_FRAGMENT 125
1255 # define SSL_CTRL_SET_MAX_PIPELINES 126
1256 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_TYPE 127
1257 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_CB 128
1258 # define SSL_CTRL_GET_TLSEXT_STATUS_REQ_CB_ARG 129
1259 # define SSL_CTRL_GET_MIN_PROTO_VERSION 130
1260 # define SSL_CTRL_GET_MAX_PROTO_VERSION 131
1261 # define SSL_CERT_SET_FIRST 1
1262 # define SSL_CERT_SET_NEXT 2
1263 # define SSL_CERT_SET_SERVER 3
1264 # define DTLSv1_get_timeout(ssl, arg) \
1265 SSL_ctrl(ssl,DTLS_CTRL_GET_TIMEOUT,0, (void *)(arg))
1266 # define DTLSv1_handle_timeout(ssl) \
1267 SSL_ctrl(ssl,DTLS_CTRL_HANDLE_TIMEOUT,0, NULL)
1268 # define SSL_num_renegotiations(ssl) \
1269 SSL_ctrl((ssl),SSL_CTRL_GET_NUM_RENEGOTIATIONS,0,NULL)
1270 # define SSL_clear_num_renegotiations(ssl) \
1271 SSL_ctrl((ssl),SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS,0,NULL)
1272 # define SSL_total_renegotiations(ssl) \
1273 SSL_ctrl((ssl),SSL_CTRL_GET_TOTAL_RENEGOTIATIONS,0,NULL)
1274 # define SSL_CTX_set_tmp_dh(ctx,dh) \
1275 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH,0,(char *)(dh))
1276 # define SSL_CTX_set_tmp_ecdh(ctx,ecdh) \
1277 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH,0,(char *)(ecdh))
1278 # define SSL_CTX_set_dh_auto(ctx, onoff) \
1279 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_DH_AUTO,onoff,NULL)
1280 # define SSL_set_dh_auto(s, onoff) \
1281 SSL_ctrl(s,SSL_CTRL_SET_DH_AUTO,onoff,NULL)
1282 # define SSL_set_tmp_dh(ssl,dh) \
1283 SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH,0,(char *)(dh))
1284 # define SSL_set_tmp_ecdh(ssl,ecdh) \
1285 SSL_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH,0,(char *)(ecdh))
1286 # define SSL_CTX_add_extra_chain_cert(ctx,x509) \
1287 SSL_CTX_ctrl(ctx,SSL_CTRL_EXTRA_CHAIN_CERT,0,(char *)(x509))
1288 # define SSL_CTX_get_extra_chain_certs(ctx,px509) \
1289 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_EXTRA_CHAIN_CERTS,0,px509)
1290 # define SSL_CTX_get_extra_chain_certs_only(ctx,px509) \
1291 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_EXTRA_CHAIN_CERTS,1,px509)
1292 # define SSL_CTX_clear_extra_chain_certs(ctx) \
1293 SSL_CTX_ctrl(ctx,SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS,0,NULL)
1294 # define SSL_CTX_set0_chain(ctx,sk) \
1295 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN,0,(char *)(sk))
1296 # define SSL_CTX_set1_chain(ctx,sk) \
1297 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN,1,(char *)(sk))
1298 # define SSL_CTX_add0_chain_cert(ctx,x509) \
1299 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN_CERT,0,(char *)(x509))
1300 # define SSL_CTX_add1_chain_cert(ctx,x509) \
1301 SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN_CERT,1,(char *)(x509))
1302 # define SSL_CTX_get0_chain_certs(ctx,px509) \
1303 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_CHAIN_CERTS,0,px509)
1304 # define SSL_CTX_clear_chain_certs(ctx) \
1305 SSL_CTX_set0_chain(ctx,NULL)
1306 # define SSL_CTX_build_cert_chain(ctx, flags) \
1307 SSL_CTX_ctrl(ctx,SSL_CTRL_BUILD_CERT_CHAIN, flags, NULL)
1308 # define SSL_CTX_select_current_cert(ctx,x509) \
1309 SSL_CTX_ctrl(ctx,SSL_CTRL_SELECT_CURRENT_CERT,0,(char *)(x509))
1310 # define SSL_CTX_set_current_cert(ctx, op) \
1311 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CURRENT_CERT, op, NULL)
1312 # define SSL_CTX_set0_verify_cert_store(ctx,st) \
1313 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_VERIFY_CERT_STORE,0,(char *)(st))
1314 # define SSL_CTX_set1_verify_cert_store(ctx,st) \
1315 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_VERIFY_CERT_STORE,1,(char *)(st))
1316 # define SSL_CTX_set0_chain_cert_store(ctx,st) \
1317 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CHAIN_CERT_STORE,0,(char *)(st))
1318 # define SSL_CTX_set1_chain_cert_store(ctx,st) \
1319 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CHAIN_CERT_STORE,1,(char *)(st))
1320 # define SSL_set0_chain(ctx,sk) \
1321 SSL_ctrl(ctx,SSL_CTRL_CHAIN,0,(char *)(sk))
1322 # define SSL_set1_chain(ctx,sk) \
1323 SSL_ctrl(ctx,SSL_CTRL_CHAIN,1,(char *)(sk))
1324 # define SSL_add0_chain_cert(ctx,x509) \
1325 SSL_ctrl(ctx,SSL_CTRL_CHAIN_CERT,0,(char *)(x509))
1326 # define SSL_add1_chain_cert(ctx,x509) \
1327 SSL_ctrl(ctx,SSL_CTRL_CHAIN_CERT,1,(char *)(x509))
1328 # define SSL_get0_chain_certs(ctx,px509) \
1329 SSL_ctrl(ctx,SSL_CTRL_GET_CHAIN_CERTS,0,px509)
1330 # define SSL_clear_chain_certs(ctx) \
1331 SSL_set0_chain(ctx,NULL)
1332 # define SSL_build_cert_chain(s, flags) \
1333 SSL_ctrl(s,SSL_CTRL_BUILD_CERT_CHAIN, flags, NULL)
1334 # define SSL_select_current_cert(ctx,x509) \
1335 SSL_ctrl(ctx,SSL_CTRL_SELECT_CURRENT_CERT,0,(char *)(x509))
1336 # define SSL_set_current_cert(ctx,op) \
1337 SSL_ctrl(ctx,SSL_CTRL_SET_CURRENT_CERT, op, NULL)
1338 # define SSL_set0_verify_cert_store(s,st) \
1339 SSL_ctrl(s,SSL_CTRL_SET_VERIFY_CERT_STORE,0,(char *)(st))
1340 # define SSL_set1_verify_cert_store(s,st) \
1341 SSL_ctrl(s,SSL_CTRL_SET_VERIFY_CERT_STORE,1,(char *)(st))
1342 # define SSL_set0_chain_cert_store(s,st) \
1343 SSL_ctrl(s,SSL_CTRL_SET_CHAIN_CERT_STORE,0,(char *)(st))
1344 # define SSL_set1_chain_cert_store(s,st) \
1345 SSL_ctrl(s,SSL_CTRL_SET_CHAIN_CERT_STORE,1,(char *)(st))
1346 # define SSL_get1_groups(ctx, s) \
1347 SSL_ctrl(ctx,SSL_CTRL_GET_GROUPS,0,(char *)(s))
1348 # define SSL_get1_curves(ctx, s) \
1349 SSL_get1_groups((ctx), (s))
1350 # define SSL_CTX_set1_groups(ctx, glist, glistlen) \
1351 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_GROUPS,glistlen,(char *)(glist))
1352 # define SSL_CTX_set1_groups_list(ctx, s) \
1353 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_GROUPS_LIST,0,(char *)(s))
1354 # define SSL_CTX_set1_curves(ctx, clist, clistlen) \
1355 SSL_CTX_set1_groups((ctx), (clist), (clistlen))
1356 # define SSL_CTX_set1_curves_list(ctx, s) \
1357 SSL_CTX_set1_groups_list((ctx), (s))
1358 # define SSL_set1_groups(ctx, glist, glistlen) \
1359 SSL_ctrl(ctx,SSL_CTRL_SET_GROUPS,glistlen,(char *)(glist))
1360 # define SSL_set1_groups_list(ctx, s) \
1361 SSL_ctrl(ctx,SSL_CTRL_SET_GROUPS_LIST,0,(char *)(s))
1362 # define SSL_set1_curves(ctx, clist, clistlen) \
1363 SSL_set1_groups((ctx), (clist), (clistlen))
1364 # define SSL_set1_curves_list(ctx, s) \
1365 SSL_set1_groups_list((ctx), (s))
1366 # define SSL_get_shared_group(s, n) \
1367 SSL_ctrl(s,SSL_CTRL_GET_SHARED_GROUP,n,NULL)
1368 # define SSL_get_shared_curve(s, n) \
1369 SSL_get_shared_group((s), (n))
1370 # define SSL_CTX_set1_sigalgs(ctx, slist, slistlen) \
1371 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SIGALGS,slistlen,(int *)(slist))
1372 # define SSL_CTX_set1_sigalgs_list(ctx, s) \
1373 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SIGALGS_LIST,0,(char *)(s))
1374 # define SSL_set1_sigalgs(ctx, slist, slistlen) \
1375 SSL_ctrl(ctx,SSL_CTRL_SET_SIGALGS,slistlen,(int *)(slist))
1376 # define SSL_set1_sigalgs_list(ctx, s) \
1377 SSL_ctrl(ctx,SSL_CTRL_SET_SIGALGS_LIST,0,(char *)(s))
1378 # define SSL_CTX_set1_client_sigalgs(ctx, slist, slistlen) \
1379 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS,slistlen,(int *)(slist))
1380 # define SSL_CTX_set1_client_sigalgs_list(ctx, s) \
1381 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS_LIST,0,(char *)(s))
1382 # define SSL_set1_client_sigalgs(ctx, slist, slistlen) \
1383 SSL_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS,clistlen,(int *)(slist))
1384 # define SSL_set1_client_sigalgs_list(ctx, s) \
1385 SSL_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS_LIST,0,(char *)(s))
1386 # define SSL_get0_certificate_types(s, clist) \
1387 SSL_ctrl(s, SSL_CTRL_GET_CLIENT_CERT_TYPES, 0, (char *)(clist))
1388 # define SSL_CTX_set1_client_certificate_types(ctx, clist, clistlen) \
1389 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_CERT_TYPES,clistlen, \
1391 # define SSL_set1_client_certificate_types(s, clist, clistlen) \
1392 SSL_ctrl(s,SSL_CTRL_SET_CLIENT_CERT_TYPES,clistlen,(char *)(clist))
1393 # define SSL_get_peer_signature_nid(s, pn) \
1394 SSL_ctrl(s,SSL_CTRL_GET_PEER_SIGNATURE_NID,0,pn)
1395 # define SSL_get_server_tmp_key(s, pk) \
1396 SSL_ctrl(s,SSL_CTRL_GET_SERVER_TMP_KEY,0,pk)
1397 # define SSL_get0_raw_cipherlist(s, plst) \
1398 SSL_ctrl(s,SSL_CTRL_GET_RAW_CIPHERLIST,0,plst)
1399 # define SSL_get0_ec_point_formats(s, plst) \
1400 SSL_ctrl(s,SSL_CTRL_GET_EC_POINT_FORMATS,0,plst)
1401 #define SSL_CTX_set_min_proto_version(ctx, version) \
1402 SSL_CTX_ctrl(ctx, SSL_CTRL_SET_MIN_PROTO_VERSION, version, NULL)
1403 #define SSL_CTX_set_max_proto_version(ctx, version) \
1404 SSL_CTX_ctrl(ctx, SSL_CTRL_SET_MAX_PROTO_VERSION, version, NULL)
1405 #define SSL_CTX_get_min_proto_version(ctx) \
1406 SSL_CTX_ctrl(ctx, SSL_CTRL_GET_MIN_PROTO_VERSION, NULL, NULL)
1407 #define SSL_CTX_get_max_proto_version(ctx) \
1408 SSL_CTX_ctrl(ctx, SSL_CTRL_GET_MAX_PROTO_VERSION, NULL, NULL)
1409 #define SSL_set_min_proto_version(s, version) \
1410 SSL_ctrl(s, SSL_CTRL_SET_MIN_PROTO_VERSION, version, NULL)
1411 #define SSL_set_max_proto_version(s, version) \
1412 SSL_ctrl(s, SSL_CTRL_SET_MAX_PROTO_VERSION, version, NULL)
1413 #define SSL_get_min_proto_version(s) \
1414 SSL_ctrl(s, SSL_CTRL_GET_MIN_PROTO_VERSION, NULL, NULL)
1415 #define SSL_get_max_proto_version(s) \
1416 SSL_ctrl(s, SSL_CTRL_GET_MAX_PROTO_VERSION, NULL, NULL)
1418 #if OPENSSL_API_COMPAT < 0x10100000L
1419 /* Provide some compatibility macros for removed functionality. */
1420 # define SSL_CTX_need_tmp_RSA(ctx) 0
1421 # define SSL_CTX_set_tmp_rsa(ctx,rsa) 1
1422 # define SSL_need_tmp_RSA(ssl) 0
1423 # define SSL_set_tmp_rsa(ssl,rsa) 1
1424 # define SSL_CTX_set_ecdh_auto(dummy, onoff) ((onoff) != 0)
1425 # define SSL_set_ecdh_auto(dummy, onoff) ((onoff) != 0)
1427 * We "pretend" to call the callback to avoid warnings about unused static
1430 # define SSL_CTX_set_tmp_rsa_callback(ctx, cb) while(0) (cb)(NULL, 0, 0)
1431 # define SSL_set_tmp_rsa_callback(ssl, cb) while(0) (cb)(NULL, 0, 0)
1434 __owur const BIO_METHOD *BIO_f_ssl(void);
1435 __owur BIO *BIO_new_ssl(SSL_CTX *ctx, int client);
1436 __owur BIO *BIO_new_ssl_connect(SSL_CTX *ctx);
1437 __owur BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx);
1438 __owur int BIO_ssl_copy_session_id(BIO *to, BIO *from);
1439 void BIO_ssl_shutdown(BIO *ssl_bio);
1441 __owur int SSL_CTX_set_cipher_list(SSL_CTX *, const char *str);
1442 __owur SSL_CTX *SSL_CTX_new(const SSL_METHOD *meth);
1443 int SSL_CTX_up_ref(SSL_CTX *ctx);
1444 void SSL_CTX_free(SSL_CTX *);
1445 __owur long SSL_CTX_set_timeout(SSL_CTX *ctx, long t);
1446 __owur long SSL_CTX_get_timeout(const SSL_CTX *ctx);
1447 __owur X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *);
1448 void SSL_CTX_set_cert_store(SSL_CTX *, X509_STORE *);
1449 void SSL_CTX_set1_cert_store(SSL_CTX *, X509_STORE *);
1450 __owur int SSL_want(const SSL *s);
1451 __owur int SSL_clear(SSL *s);
1453 void SSL_CTX_flush_sessions(SSL_CTX *ctx, long tm);
1455 __owur const SSL_CIPHER *SSL_get_current_cipher(const SSL *s);
1456 __owur const SSL_CIPHER *SSL_get_pending_cipher(const SSL *s);
1457 __owur int SSL_CIPHER_get_bits(const SSL_CIPHER *c, int *alg_bits);
1458 __owur const char *SSL_CIPHER_get_version(const SSL_CIPHER *c);
1459 __owur const char *SSL_CIPHER_get_name(const SSL_CIPHER *c);
1460 __owur const char *SSL_CIPHER_standard_name(const SSL_CIPHER *c);
1461 __owur const char *OPENSSL_cipher_name(const char *rfc_name);
1462 __owur uint32_t SSL_CIPHER_get_id(const SSL_CIPHER *c);
1463 __owur uint16_t SSL_CIPHER_get_protocol_id(const SSL_CIPHER *c);
1464 __owur int SSL_CIPHER_get_kx_nid(const SSL_CIPHER *c);
1465 __owur int SSL_CIPHER_get_auth_nid(const SSL_CIPHER *c);
1466 __owur const EVP_MD *SSL_CIPHER_get_handshake_digest(const SSL_CIPHER *c);
1467 __owur int SSL_CIPHER_is_aead(const SSL_CIPHER *c);
1469 __owur int SSL_get_fd(const SSL *s);
1470 __owur int SSL_get_rfd(const SSL *s);
1471 __owur int SSL_get_wfd(const SSL *s);
1472 __owur const char *SSL_get_cipher_list(const SSL *s, int n);
1473 __owur char *SSL_get_shared_ciphers(const SSL *s, char *buf, int len);
1474 __owur int SSL_get_read_ahead(const SSL *s);
1475 __owur int SSL_pending(const SSL *s);
1476 __owur int SSL_has_pending(const SSL *s);
1477 # ifndef OPENSSL_NO_SOCK
1478 __owur int SSL_set_fd(SSL *s, int fd);
1479 __owur int SSL_set_rfd(SSL *s, int fd);
1480 __owur int SSL_set_wfd(SSL *s, int fd);
1482 void SSL_set0_rbio(SSL *s, BIO *rbio);
1483 void SSL_set0_wbio(SSL *s, BIO *wbio);
1484 void SSL_set_bio(SSL *s, BIO *rbio, BIO *wbio);
1485 __owur BIO *SSL_get_rbio(const SSL *s);
1486 __owur BIO *SSL_get_wbio(const SSL *s);
1487 __owur int SSL_set_cipher_list(SSL *s, const char *str);
1488 void SSL_set_read_ahead(SSL *s, int yes);
1489 __owur int SSL_get_verify_mode(const SSL *s);
1490 __owur int SSL_get_verify_depth(const SSL *s);
1491 __owur SSL_verify_cb SSL_get_verify_callback(const SSL *s);
1492 void SSL_set_verify(SSL *s, int mode, SSL_verify_cb callback);
1493 void SSL_set_verify_depth(SSL *s, int depth);
1494 void SSL_set_cert_cb(SSL *s, int (*cb) (SSL *ssl, void *arg), void *arg);
1495 # ifndef OPENSSL_NO_RSA
1496 __owur int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa);
1497 __owur int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, const unsigned char *d, long len);
1499 __owur int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey);
1500 __owur int SSL_use_PrivateKey_ASN1(int pk, SSL *ssl, const unsigned char *d,
1502 __owur int SSL_use_certificate(SSL *ssl, X509 *x);
1503 __owur int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len);
1506 /* serverinfo file format versions */
1507 # define SSL_SERVERINFOV1 1
1508 # define SSL_SERVERINFOV2 2
1510 /* Set serverinfo data for the current active cert. */
1511 __owur int SSL_CTX_use_serverinfo(SSL_CTX *ctx, const unsigned char *serverinfo,
1512 size_t serverinfo_length);
1513 __owur int SSL_CTX_use_serverinfo_ex(SSL_CTX *ctx, unsigned int version,
1514 const unsigned char *serverinfo,
1515 size_t serverinfo_length);
1516 __owur int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file);
1518 #ifndef OPENSSL_NO_RSA
1519 __owur int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type);
1522 __owur int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type);
1523 __owur int SSL_use_certificate_file(SSL *ssl, const char *file, int type);
1525 #ifndef OPENSSL_NO_RSA
1526 __owur int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1528 __owur int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1529 __owur int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type);
1531 __owur int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file);
1532 __owur int SSL_use_certificate_chain_file(SSL *ssl, const char *file);
1533 __owur STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file);
1534 __owur int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1536 int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1539 #if OPENSSL_API_COMPAT < 0x10100000L
1540 # define SSL_load_error_strings() \
1541 OPENSSL_init_ssl(OPENSSL_INIT_LOAD_SSL_STRINGS \
1542 | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL)
1545 __owur const char *SSL_state_string(const SSL *s);
1546 __owur const char *SSL_rstate_string(const SSL *s);
1547 __owur const char *SSL_state_string_long(const SSL *s);
1548 __owur const char *SSL_rstate_string_long(const SSL *s);
1549 __owur long SSL_SESSION_get_time(const SSL_SESSION *s);
1550 __owur long SSL_SESSION_set_time(SSL_SESSION *s, long t);
1551 __owur long SSL_SESSION_get_timeout(const SSL_SESSION *s);
1552 __owur long SSL_SESSION_set_timeout(SSL_SESSION *s, long t);
1553 __owur int SSL_SESSION_get_protocol_version(const SSL_SESSION *s);
1554 __owur int SSL_SESSION_set_protocol_version(SSL_SESSION *s, int version);
1556 __owur const char *SSL_SESSION_get0_hostname(const SSL_SESSION *s);
1557 __owur int SSL_SESSION_set1_hostname(SSL_SESSION *s, const char *hostname);
1558 void SSL_SESSION_get0_alpn_selected(const SSL_SESSION *s,
1559 const unsigned char **alpn,
1561 __owur int SSL_SESSION_set1_alpn_selected(SSL_SESSION *s,
1562 const unsigned char *alpn,
1564 __owur const SSL_CIPHER *SSL_SESSION_get0_cipher(const SSL_SESSION *s);
1565 __owur int SSL_SESSION_set_cipher(SSL_SESSION *s, const SSL_CIPHER *cipher);
1566 __owur int SSL_SESSION_has_ticket(const SSL_SESSION *s);
1567 __owur unsigned long SSL_SESSION_get_ticket_lifetime_hint(const SSL_SESSION *s);
1568 void SSL_SESSION_get0_ticket(const SSL_SESSION *s, const unsigned char **tick,
1570 __owur uint32_t SSL_SESSION_get_max_early_data(const SSL_SESSION *s);
1571 __owur int SSL_SESSION_set_max_early_data(SSL_SESSION *s,
1572 uint32_t max_early_data);
1573 __owur int SSL_copy_session_id(SSL *to, const SSL *from);
1574 __owur X509 *SSL_SESSION_get0_peer(SSL_SESSION *s);
1575 __owur int SSL_SESSION_set1_id_context(SSL_SESSION *s, const unsigned char *sid_ctx,
1576 unsigned int sid_ctx_len);
1577 __owur int SSL_SESSION_set1_id(SSL_SESSION *s, const unsigned char *sid,
1578 unsigned int sid_len);
1579 __owur int SSL_SESSION_is_resumable(const SSL_SESSION *s);
1581 __owur SSL_SESSION *SSL_SESSION_new(void);
1582 __owur SSL_SESSION *SSL_SESSION_dup(SSL_SESSION *src);
1583 const unsigned char *SSL_SESSION_get_id(const SSL_SESSION *s,
1585 const unsigned char *SSL_SESSION_get0_id_context(const SSL_SESSION *s,
1587 __owur unsigned int SSL_SESSION_get_compress_id(const SSL_SESSION *s);
1588 # ifndef OPENSSL_NO_STDIO
1589 int SSL_SESSION_print_fp(FILE *fp, const SSL_SESSION *ses);
1591 int SSL_SESSION_print(BIO *fp, const SSL_SESSION *ses);
1592 int SSL_SESSION_print_keylog(BIO *bp, const SSL_SESSION *x);
1593 int SSL_SESSION_up_ref(SSL_SESSION *ses);
1594 void SSL_SESSION_free(SSL_SESSION *ses);
1595 __owur int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp);
1596 __owur int SSL_set_session(SSL *to, SSL_SESSION *session);
1597 int SSL_CTX_add_session(SSL_CTX *s, SSL_SESSION *c);
1598 int SSL_CTX_remove_session(SSL_CTX *, SSL_SESSION *c);
1599 __owur int SSL_CTX_set_generate_session_id(SSL_CTX *, GEN_SESSION_CB);
1600 __owur int SSL_set_generate_session_id(SSL *, GEN_SESSION_CB);
1601 __owur int SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id,
1602 unsigned int id_len);
1603 SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
1606 # ifdef HEADER_X509_H
1607 __owur X509 *SSL_get_peer_certificate(const SSL *s);
1610 __owur STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s);
1612 __owur int SSL_CTX_get_verify_mode(const SSL_CTX *ctx);
1613 __owur int SSL_CTX_get_verify_depth(const SSL_CTX *ctx);
1614 __owur SSL_verify_cb SSL_CTX_get_verify_callback(const SSL_CTX *ctx);
1615 void SSL_CTX_set_verify(SSL_CTX *ctx, int mode, SSL_verify_cb callback);
1616 void SSL_CTX_set_verify_depth(SSL_CTX *ctx, int depth);
1617 void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx,
1618 int (*cb) (X509_STORE_CTX *, void *),
1620 void SSL_CTX_set_cert_cb(SSL_CTX *c, int (*cb) (SSL *ssl, void *arg),
1622 # ifndef OPENSSL_NO_RSA
1623 __owur int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa);
1624 __owur int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d,
1627 __owur int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey);
1628 __owur int SSL_CTX_use_PrivateKey_ASN1(int pk, SSL_CTX *ctx,
1629 const unsigned char *d, long len);
1630 __owur int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x);
1631 __owur int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len,
1632 const unsigned char *d);
1634 void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb);
1635 void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *u);
1636 pem_password_cb *SSL_CTX_get_default_passwd_cb(SSL_CTX *ctx);
1637 void *SSL_CTX_get_default_passwd_cb_userdata(SSL_CTX *ctx);
1638 void SSL_set_default_passwd_cb(SSL *s, pem_password_cb *cb);
1639 void SSL_set_default_passwd_cb_userdata(SSL *s, void *u);
1640 pem_password_cb *SSL_get_default_passwd_cb(SSL *s);
1641 void *SSL_get_default_passwd_cb_userdata(SSL *s);
1643 __owur int SSL_CTX_check_private_key(const SSL_CTX *ctx);
1644 __owur int SSL_check_private_key(const SSL *ctx);
1646 __owur int SSL_CTX_set_session_id_context(SSL_CTX *ctx, const unsigned char *sid_ctx,
1647 unsigned int sid_ctx_len);
1649 SSL *SSL_new(SSL_CTX *ctx);
1650 int SSL_up_ref(SSL *s);
1651 int SSL_is_dtls(const SSL *s);
1652 __owur int SSL_set_session_id_context(SSL *ssl, const unsigned char *sid_ctx,
1653 unsigned int sid_ctx_len);
1655 __owur int SSL_CTX_set_purpose(SSL_CTX *s, int purpose);
1656 __owur int SSL_set_purpose(SSL *s, int purpose);
1657 __owur int SSL_CTX_set_trust(SSL_CTX *s, int trust);
1658 __owur int SSL_set_trust(SSL *s, int trust);
1660 __owur int SSL_set1_host(SSL *s, const char *hostname);
1661 __owur int SSL_add1_host(SSL *s, const char *hostname);
1662 __owur const char *SSL_get0_peername(SSL *s);
1663 void SSL_set_hostflags(SSL *s, unsigned int flags);
1665 __owur int SSL_CTX_dane_enable(SSL_CTX *ctx);
1666 __owur int SSL_CTX_dane_mtype_set(SSL_CTX *ctx, const EVP_MD *md,
1667 uint8_t mtype, uint8_t ord);
1668 __owur int SSL_dane_enable(SSL *s, const char *basedomain);
1669 __owur int SSL_dane_tlsa_add(SSL *s, uint8_t usage, uint8_t selector,
1670 uint8_t mtype, unsigned const char *data, size_t dlen);
1671 __owur int SSL_get0_dane_authority(SSL *s, X509 **mcert, EVP_PKEY **mspki);
1672 __owur int SSL_get0_dane_tlsa(SSL *s, uint8_t *usage, uint8_t *selector,
1673 uint8_t *mtype, unsigned const char **data,
1676 * Bridge opacity barrier between libcrypt and libssl, also needed to support
1677 * offline testing in test/danetest.c
1679 SSL_DANE *SSL_get0_dane(SSL *ssl);
1683 unsigned long SSL_CTX_dane_set_flags(SSL_CTX *ctx, unsigned long flags);
1684 unsigned long SSL_CTX_dane_clear_flags(SSL_CTX *ctx, unsigned long flags);
1685 unsigned long SSL_dane_set_flags(SSL *ssl, unsigned long flags);
1686 unsigned long SSL_dane_clear_flags(SSL *ssl, unsigned long flags);
1688 __owur int SSL_CTX_set1_param(SSL_CTX *ctx, X509_VERIFY_PARAM *vpm);
1689 __owur int SSL_set1_param(SSL *ssl, X509_VERIFY_PARAM *vpm);
1691 __owur X509_VERIFY_PARAM *SSL_CTX_get0_param(SSL_CTX *ctx);
1692 __owur X509_VERIFY_PARAM *SSL_get0_param(SSL *ssl);
1694 # ifndef OPENSSL_NO_SRP
1695 int SSL_CTX_set_srp_username(SSL_CTX *ctx, char *name);
1696 int SSL_CTX_set_srp_password(SSL_CTX *ctx, char *password);
1697 int SSL_CTX_set_srp_strength(SSL_CTX *ctx, int strength);
1698 int SSL_CTX_set_srp_client_pwd_callback(SSL_CTX *ctx,
1699 char *(*cb) (SSL *, void *));
1700 int SSL_CTX_set_srp_verify_param_callback(SSL_CTX *ctx,
1701 int (*cb) (SSL *, void *));
1702 int SSL_CTX_set_srp_username_callback(SSL_CTX *ctx,
1703 int (*cb) (SSL *, int *, void *));
1704 int SSL_CTX_set_srp_cb_arg(SSL_CTX *ctx, void *arg);
1706 int SSL_set_srp_server_param(SSL *s, const BIGNUM *N, const BIGNUM *g,
1707 BIGNUM *sa, BIGNUM *v, char *info);
1708 int SSL_set_srp_server_param_pw(SSL *s, const char *user, const char *pass,
1711 __owur BIGNUM *SSL_get_srp_g(SSL *s);
1712 __owur BIGNUM *SSL_get_srp_N(SSL *s);
1714 __owur char *SSL_get_srp_username(SSL *s);
1715 __owur char *SSL_get_srp_userinfo(SSL *s);
1719 * ClientHello callback and helpers.
1722 # define SSL_CLIENT_HELLO_SUCCESS 1
1723 # define SSL_CLIENT_HELLO_ERROR 0
1724 # define SSL_CLIENT_HELLO_RETRY (-1)
1726 typedef int (*SSL_client_hello_cb_fn) (SSL *s, int *al, void *arg);
1727 void SSL_CTX_set_client_hello_cb(SSL_CTX *c, SSL_client_hello_cb_fn cb,
1729 int SSL_client_hello_isv2(SSL *s);
1730 unsigned int SSL_client_hello_get0_legacy_version(SSL *s);
1731 size_t SSL_client_hello_get0_random(SSL *s, const unsigned char **out);
1732 size_t SSL_client_hello_get0_session_id(SSL *s, const unsigned char **out);
1733 size_t SSL_client_hello_get0_ciphers(SSL *s, const unsigned char **out);
1734 size_t SSL_client_hello_get0_compression_methods(SSL *s,
1735 const unsigned char **out);
1736 int SSL_client_hello_get1_extensions_present(SSL *s, int **out, size_t *outlen);
1737 int SSL_client_hello_get0_ext(SSL *s, unsigned int type,
1738 const unsigned char **out, size_t *outlen);
1740 void SSL_certs_clear(SSL *s);
1741 void SSL_free(SSL *ssl);
1742 # ifdef OSSL_ASYNC_FD
1744 * Windows application developer has to include windows.h to use these.
1746 __owur int SSL_waiting_for_async(SSL *s);
1747 __owur int SSL_get_all_async_fds(SSL *s, OSSL_ASYNC_FD *fds, size_t *numfds);
1748 __owur int SSL_get_changed_async_fds(SSL *s, OSSL_ASYNC_FD *addfd,
1749 size_t *numaddfds, OSSL_ASYNC_FD *delfd,
1752 __owur int SSL_accept(SSL *ssl);
1753 __owur int SSL_connect(SSL *ssl);
1754 __owur int SSL_read(SSL *ssl, void *buf, int num);
1755 __owur int SSL_read_ex(SSL *ssl, void *buf, size_t num, size_t *readbytes);
1757 # define SSL_READ_EARLY_DATA_ERROR 0
1758 # define SSL_READ_EARLY_DATA_SUCCESS 1
1759 # define SSL_READ_EARLY_DATA_FINISH 2
1761 __owur int SSL_read_early_data(SSL *s, void *buf, size_t num,
1763 __owur int SSL_peek(SSL *ssl, void *buf, int num);
1764 __owur int SSL_peek_ex(SSL *ssl, void *buf, size_t num, size_t *readbytes);
1765 __owur int SSL_write(SSL *ssl, const void *buf, int num);
1766 __owur int SSL_write_ex(SSL *s, const void *buf, size_t num, size_t *written);
1767 __owur int SSL_write_early_data(SSL *s, const void *buf, size_t num,
1769 long SSL_ctrl(SSL *ssl, int cmd, long larg, void *parg);
1770 long SSL_callback_ctrl(SSL *, int, void (*)(void));
1771 long SSL_CTX_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg);
1772 long SSL_CTX_callback_ctrl(SSL_CTX *, int, void (*)(void));
1774 # define SSL_EARLY_DATA_NOT_SENT 0
1775 # define SSL_EARLY_DATA_REJECTED 1
1776 # define SSL_EARLY_DATA_ACCEPTED 2
1778 __owur int SSL_get_early_data_status(const SSL *s);
1780 __owur int SSL_get_error(const SSL *s, int ret_code);
1781 __owur const char *SSL_get_version(const SSL *s);
1783 /* This sets the 'default' SSL version that SSL_new() will create */
1784 __owur int SSL_CTX_set_ssl_version(SSL_CTX *ctx, const SSL_METHOD *meth);
1786 # ifndef OPENSSL_NO_SSL3_METHOD
1787 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *SSLv3_method(void)) /* SSLv3 */
1788 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *SSLv3_server_method(void)) /* SSLv3 */
1789 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *SSLv3_client_method(void)) /* SSLv3 */
1792 #define SSLv23_method TLS_method
1793 #define SSLv23_server_method TLS_server_method
1794 #define SSLv23_client_method TLS_client_method
1796 /* Negotiate highest available SSL/TLS version */
1797 __owur const SSL_METHOD *TLS_method(void);
1798 __owur const SSL_METHOD *TLS_server_method(void);
1799 __owur const SSL_METHOD *TLS_client_method(void);
1801 # ifndef OPENSSL_NO_TLS1_METHOD
1802 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_method(void)) /* TLSv1.0 */
1803 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_server_method(void)) /* TLSv1.0 */
1804 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_client_method(void)) /* TLSv1.0 */
1807 # ifndef OPENSSL_NO_TLS1_1_METHOD
1808 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_1_method(void)) /* TLSv1.1 */
1809 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_1_server_method(void)) /* TLSv1.1 */
1810 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_1_client_method(void)) /* TLSv1.1 */
1813 # ifndef OPENSSL_NO_TLS1_2_METHOD
1814 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_2_method(void)) /* TLSv1.2 */
1815 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_2_server_method(void)) /* TLSv1.2 */
1816 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *TLSv1_2_client_method(void)) /* TLSv1.2 */
1819 # ifndef OPENSSL_NO_DTLS1_METHOD
1820 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_method(void)) /* DTLSv1.0 */
1821 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_server_method(void)) /* DTLSv1.0 */
1822 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_client_method(void)) /* DTLSv1.0 */
1825 # ifndef OPENSSL_NO_DTLS1_2_METHOD
1826 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_2_method(void)) /* DTLSv1.2 */
1827 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_2_server_method(void)) /* DTLSv1.2 */
1828 DEPRECATEDIN_1_1_0(__owur const SSL_METHOD *DTLSv1_2_client_method(void)) /* DTLSv1.2 */
1831 __owur const SSL_METHOD *DTLS_method(void); /* DTLS 1.0 and 1.2 */
1832 __owur const SSL_METHOD *DTLS_server_method(void); /* DTLS 1.0 and 1.2 */
1833 __owur const SSL_METHOD *DTLS_client_method(void); /* DTLS 1.0 and 1.2 */
1835 __owur size_t DTLS_get_data_mtu(const SSL *s);
1837 __owur STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s);
1838 __owur STACK_OF(SSL_CIPHER) *SSL_CTX_get_ciphers(const SSL_CTX *ctx);
1839 __owur STACK_OF(SSL_CIPHER) *SSL_get_client_ciphers(const SSL *s);
1840 __owur STACK_OF(SSL_CIPHER) *SSL_get1_supported_ciphers(SSL *s);
1842 __owur int SSL_do_handshake(SSL *s);
1843 int SSL_key_update(SSL *s, int updatetype);
1844 int SSL_get_key_update_type(SSL *s);
1845 int SSL_renegotiate(SSL *s);
1846 int SSL_renegotiate_abbreviated(SSL *s);
1847 __owur int SSL_renegotiate_pending(SSL *s);
1848 int SSL_shutdown(SSL *s);
1850 __owur const SSL_METHOD *SSL_CTX_get_ssl_method(SSL_CTX *ctx);
1851 __owur const SSL_METHOD *SSL_get_ssl_method(SSL *s);
1852 __owur int SSL_set_ssl_method(SSL *s, const SSL_METHOD *method);
1853 __owur const char *SSL_alert_type_string_long(int value);
1854 __owur const char *SSL_alert_type_string(int value);
1855 __owur const char *SSL_alert_desc_string_long(int value);
1856 __owur const char *SSL_alert_desc_string(int value);
1858 void SSL_set0_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
1859 void SSL_CTX_set0_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
1860 __owur const STACK_OF(X509_NAME) *SSL_get0_CA_list(const SSL *s);
1861 __owur const STACK_OF(X509_NAME) *SSL_CTX_get0_CA_list(const SSL_CTX *ctx);
1862 __owur int SSL_add1_CA_list(SSL *ssl, const X509 *x);
1863 __owur int SSL_CTX_add1_CA_list(SSL_CTX *ctx, const X509 *x);
1864 __owur const STACK_OF(X509_NAME) *SSL_get0_peer_CA_list(const SSL *s);
1866 void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
1867 void SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
1868 __owur STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s);
1869 __owur STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *s);
1870 __owur int SSL_add_client_CA(SSL *ssl, X509 *x);
1871 __owur int SSL_CTX_add_client_CA(SSL_CTX *ctx, X509 *x);
1873 void SSL_set_connect_state(SSL *s);
1874 void SSL_set_accept_state(SSL *s);
1876 __owur long SSL_get_default_timeout(const SSL *s);
1878 #if OPENSSL_API_COMPAT < 0x10100000L
1879 # define SSL_library_init() OPENSSL_init_ssl(0, NULL)
1882 __owur char *SSL_CIPHER_description(const SSL_CIPHER *, char *buf, int size);
1883 __owur STACK_OF(X509_NAME) *SSL_dup_CA_list(const STACK_OF(X509_NAME) *sk);
1885 __owur SSL *SSL_dup(SSL *ssl);
1887 __owur X509 *SSL_get_certificate(const SSL *ssl);
1890 */ struct evp_pkey_st *SSL_get_privatekey(const SSL *ssl);
1892 __owur X509 *SSL_CTX_get0_certificate(const SSL_CTX *ctx);
1893 __owur EVP_PKEY *SSL_CTX_get0_privatekey(const SSL_CTX *ctx);
1895 void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx, int mode);
1896 __owur int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx);
1897 void SSL_set_quiet_shutdown(SSL *ssl, int mode);
1898 __owur int SSL_get_quiet_shutdown(const SSL *ssl);
1899 void SSL_set_shutdown(SSL *ssl, int mode);
1900 __owur int SSL_get_shutdown(const SSL *ssl);
1901 __owur int SSL_version(const SSL *ssl);
1902 __owur int SSL_client_version(const SSL *s);
1903 __owur int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx);
1904 __owur int SSL_CTX_set_default_verify_dir(SSL_CTX *ctx);
1905 __owur int SSL_CTX_set_default_verify_file(SSL_CTX *ctx);
1906 __owur int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile,
1907 const char *CApath);
1908 # define SSL_get0_session SSL_get_session/* just peek at pointer */
1909 __owur SSL_SESSION *SSL_get_session(const SSL *ssl);
1910 __owur SSL_SESSION *SSL_get1_session(SSL *ssl); /* obtain a reference count */
1911 __owur SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl);
1912 SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX *ctx);
1913 void SSL_set_info_callback(SSL *ssl,
1914 void (*cb) (const SSL *ssl, int type, int val));
1915 void (*SSL_get_info_callback(const SSL *ssl)) (const SSL *ssl, int type,
1917 __owur OSSL_HANDSHAKE_STATE SSL_get_state(const SSL *ssl);
1919 void SSL_set_verify_result(SSL *ssl, long v);
1920 __owur long SSL_get_verify_result(const SSL *ssl);
1921 __owur STACK_OF(X509) *SSL_get0_verified_chain(const SSL *s);
1923 __owur size_t SSL_get_client_random(const SSL *ssl, unsigned char *out,
1925 __owur size_t SSL_get_server_random(const SSL *ssl, unsigned char *out,
1927 __owur size_t SSL_SESSION_get_master_key(const SSL_SESSION *sess,
1928 unsigned char *out, size_t outlen);
1929 __owur int SSL_SESSION_set1_master_key(SSL_SESSION *sess,
1930 const unsigned char *in, size_t len);
1931 uint8_t SSL_SESSION_get_max_fragment_length(const SSL_SESSION *sess);
1933 #define SSL_get_ex_new_index(l, p, newf, dupf, freef) \
1934 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL, l, p, newf, dupf, freef)
1935 __owur int SSL_set_ex_data(SSL *ssl, int idx, void *data);
1936 void *SSL_get_ex_data(const SSL *ssl, int idx);
1937 #define SSL_SESSION_get_ex_new_index(l, p, newf, dupf, freef) \
1938 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL_SESSION, l, p, newf, dupf, freef)
1939 __owur int SSL_SESSION_set_ex_data(SSL_SESSION *ss, int idx, void *data);
1940 void *SSL_SESSION_get_ex_data(const SSL_SESSION *ss, int idx);
1941 #define SSL_CTX_get_ex_new_index(l, p, newf, dupf, freef) \
1942 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL_CTX, l, p, newf, dupf, freef)
1943 __owur int SSL_CTX_set_ex_data(SSL_CTX *ssl, int idx, void *data);
1944 void *SSL_CTX_get_ex_data(const SSL_CTX *ssl, int idx);
1946 __owur int SSL_get_ex_data_X509_STORE_CTX_idx(void);
1948 # define SSL_CTX_sess_set_cache_size(ctx,t) \
1949 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_SIZE,t,NULL)
1950 # define SSL_CTX_sess_get_cache_size(ctx) \
1951 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_SIZE,0,NULL)
1952 # define SSL_CTX_set_session_cache_mode(ctx,m) \
1953 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_MODE,m,NULL)
1954 # define SSL_CTX_get_session_cache_mode(ctx) \
1955 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_MODE,0,NULL)
1957 # define SSL_CTX_get_default_read_ahead(ctx) SSL_CTX_get_read_ahead(ctx)
1958 # define SSL_CTX_set_default_read_ahead(ctx,m) SSL_CTX_set_read_ahead(ctx,m)
1959 # define SSL_CTX_get_read_ahead(ctx) \
1960 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_READ_AHEAD,0,NULL)
1961 # define SSL_CTX_set_read_ahead(ctx,m) \
1962 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_READ_AHEAD,m,NULL)
1963 # define SSL_CTX_get_max_cert_list(ctx) \
1964 SSL_CTX_ctrl(ctx,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
1965 # define SSL_CTX_set_max_cert_list(ctx,m) \
1966 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
1967 # define SSL_get_max_cert_list(ssl) \
1968 SSL_ctrl(ssl,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
1969 # define SSL_set_max_cert_list(ssl,m) \
1970 SSL_ctrl(ssl,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
1972 # define SSL_CTX_set_max_send_fragment(ctx,m) \
1973 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
1974 # define SSL_set_max_send_fragment(ssl,m) \
1975 SSL_ctrl(ssl,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
1976 # define SSL_CTX_set_split_send_fragment(ctx,m) \
1977 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SPLIT_SEND_FRAGMENT,m,NULL)
1978 # define SSL_set_split_send_fragment(ssl,m) \
1979 SSL_ctrl(ssl,SSL_CTRL_SET_SPLIT_SEND_FRAGMENT,m,NULL)
1980 # define SSL_CTX_set_max_pipelines(ctx,m) \
1981 SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_PIPELINES,m,NULL)
1982 # define SSL_set_max_pipelines(ssl,m) \
1983 SSL_ctrl(ssl,SSL_CTRL_SET_MAX_PIPELINES,m,NULL)
1985 void SSL_CTX_set_default_read_buffer_len(SSL_CTX *ctx, size_t len);
1986 void SSL_set_default_read_buffer_len(SSL *s, size_t len);
1988 # ifndef OPENSSL_NO_DH
1989 /* NB: the |keylength| is only applicable when is_export is true */
1990 void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,
1991 DH *(*dh) (SSL *ssl, int is_export,
1993 void SSL_set_tmp_dh_callback(SSL *ssl,
1994 DH *(*dh) (SSL *ssl, int is_export,
1998 __owur const COMP_METHOD *SSL_get_current_compression(SSL *s);
1999 __owur const COMP_METHOD *SSL_get_current_expansion(SSL *s);
2000 __owur const char *SSL_COMP_get_name(const COMP_METHOD *comp);
2001 __owur const char *SSL_COMP_get0_name(const SSL_COMP *comp);
2002 __owur int SSL_COMP_get_id(const SSL_COMP *comp);
2003 STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void);
2004 __owur STACK_OF(SSL_COMP) *SSL_COMP_set0_compression_methods(STACK_OF(SSL_COMP)
2006 #if OPENSSL_API_COMPAT < 0x10100000L
2007 # define SSL_COMP_free_compression_methods() while(0) continue
2009 __owur int SSL_COMP_add_compression_method(int id, COMP_METHOD *cm);
2011 const SSL_CIPHER *SSL_CIPHER_find(SSL *ssl, const unsigned char *ptr);
2012 int SSL_CIPHER_get_cipher_nid(const SSL_CIPHER *c);
2013 int SSL_CIPHER_get_digest_nid(const SSL_CIPHER *c);
2014 int SSL_bytes_to_cipher_list(SSL *s, const unsigned char *bytes, size_t len,
2015 int isv2format, STACK_OF(SSL_CIPHER) **sk,
2016 STACK_OF(SSL_CIPHER) **scsvs);
2018 /* TLS extensions functions */
2019 __owur int SSL_set_session_ticket_ext(SSL *s, void *ext_data, int ext_len);
2021 __owur int SSL_set_session_ticket_ext_cb(SSL *s, tls_session_ticket_ext_cb_fn cb,
2024 /* Pre-shared secret session resumption functions */
2025 __owur int SSL_set_session_secret_cb(SSL *s,
2026 tls_session_secret_cb_fn tls_session_secret_cb,
2029 void SSL_CTX_set_not_resumable_session_callback(SSL_CTX *ctx,
2030 int (*cb) (SSL *ssl,
2032 is_forward_secure));
2034 void SSL_set_not_resumable_session_callback(SSL *ssl,
2035 int (*cb) (SSL *ssl,
2037 is_forward_secure));
2039 void SSL_CTX_set_record_padding_callback(SSL_CTX *ctx,
2040 size_t (*cb) (SSL *ssl, int type,
2041 size_t len, void *arg));
2042 void SSL_CTX_set_record_padding_callback_arg(SSL_CTX *ctx, void *arg);
2043 void *SSL_CTX_get_record_padding_callback_arg(SSL_CTX *ctx);
2044 int SSL_CTX_set_block_padding(SSL_CTX *ctx, size_t block_size);
2046 void SSL_set_record_padding_callback(SSL *ssl,
2047 size_t (*cb) (SSL *ssl, int type,
2048 size_t len, void *arg));
2049 void SSL_set_record_padding_callback_arg(SSL *ssl, void *arg);
2050 void *SSL_get_record_padding_callback_arg(SSL *ssl);
2051 int SSL_set_block_padding(SSL *ssl, size_t block_size);
2053 # if OPENSSL_API_COMPAT < 0x10100000L
2054 # define SSL_cache_hit(s) SSL_session_reused(s)
2057 __owur int SSL_session_reused(SSL *s);
2058 __owur int SSL_is_server(const SSL *s);
2060 __owur __owur SSL_CONF_CTX *SSL_CONF_CTX_new(void);
2061 int SSL_CONF_CTX_finish(SSL_CONF_CTX *cctx);
2062 void SSL_CONF_CTX_free(SSL_CONF_CTX *cctx);
2063 unsigned int SSL_CONF_CTX_set_flags(SSL_CONF_CTX *cctx, unsigned int flags);
2064 __owur unsigned int SSL_CONF_CTX_clear_flags(SSL_CONF_CTX *cctx, unsigned int flags);
2065 __owur int SSL_CONF_CTX_set1_prefix(SSL_CONF_CTX *cctx, const char *pre);
2067 void SSL_CONF_CTX_set_ssl(SSL_CONF_CTX *cctx, SSL *ssl);
2068 void SSL_CONF_CTX_set_ssl_ctx(SSL_CONF_CTX *cctx, SSL_CTX *ctx);
2070 __owur int SSL_CONF_cmd(SSL_CONF_CTX *cctx, const char *cmd, const char *value);
2071 __owur int SSL_CONF_cmd_argv(SSL_CONF_CTX *cctx, int *pargc, char ***pargv);
2072 __owur int SSL_CONF_cmd_value_type(SSL_CONF_CTX *cctx, const char *cmd);
2074 void SSL_add_ssl_module(void);
2075 int SSL_config(SSL *s, const char *name);
2076 int SSL_CTX_config(SSL_CTX *ctx, const char *name);
2078 # ifndef OPENSSL_NO_SSL_TRACE
2079 void SSL_trace(int write_p, int version, int content_type,
2080 const void *buf, size_t len, SSL *ssl, void *arg);
2083 # ifndef OPENSSL_NO_SOCK
2084 int DTLSv1_listen(SSL *s, BIO_ADDR *client);
2087 # ifndef OPENSSL_NO_CT
2090 * A callback for verifying that the received SCTs are sufficient.
2091 * Expected to return 1 if they are sufficient, otherwise 0.
2092 * May return a negative integer if an error occurs.
2093 * A connection should be aborted if the SCTs are deemed insufficient.
2095 typedef int(*ssl_ct_validation_cb)(const CT_POLICY_EVAL_CTX *ctx,
2096 const STACK_OF(SCT) *scts, void *arg);
2099 * Sets a |callback| that is invoked upon receipt of ServerHelloDone to validate
2100 * the received SCTs.
2101 * If the callback returns a non-positive result, the connection is terminated.
2102 * Call this function before beginning a handshake.
2103 * If a NULL |callback| is provided, SCT validation is disabled.
2104 * |arg| is arbitrary userdata that will be passed to the callback whenever it
2105 * is invoked. Ownership of |arg| remains with the caller.
2107 * NOTE: A side-effect of setting a CT callback is that an OCSP stapled response
2108 * will be requested.
2110 int SSL_set_ct_validation_callback(SSL *s, ssl_ct_validation_cb callback,
2112 int SSL_CTX_set_ct_validation_callback(SSL_CTX *ctx,
2113 ssl_ct_validation_cb callback,
2115 #define SSL_disable_ct(s) \
2116 ((void) SSL_set_validation_callback((s), NULL, NULL))
2117 #define SSL_CTX_disable_ct(ctx) \
2118 ((void) SSL_CTX_set_validation_callback((ctx), NULL, NULL))
2121 * The validation type enumerates the available behaviours of the built-in SSL
2122 * CT validation callback selected via SSL_enable_ct() and SSL_CTX_enable_ct().
2123 * The underlying callback is a static function in libssl.
2126 SSL_CT_VALIDATION_PERMISSIVE = 0,
2127 SSL_CT_VALIDATION_STRICT
2131 * Enable CT by setting up a callback that implements one of the built-in
2132 * validation variants. The SSL_CT_VALIDATION_PERMISSIVE variant always
2133 * continues the handshake, the application can make appropriate decisions at
2134 * handshake completion. The SSL_CT_VALIDATION_STRICT variant requires at
2135 * least one valid SCT, or else handshake termination will be requested. The
2136 * handshake may continue anyway if SSL_VERIFY_NONE is in effect.
2138 int SSL_enable_ct(SSL *s, int validation_mode);
2139 int SSL_CTX_enable_ct(SSL_CTX *ctx, int validation_mode);
2142 * Report whether a non-NULL callback is enabled.
2144 int SSL_ct_is_enabled(const SSL *s);
2145 int SSL_CTX_ct_is_enabled(const SSL_CTX *ctx);
2147 /* Gets the SCTs received from a connection */
2148 const STACK_OF(SCT) *SSL_get0_peer_scts(SSL *s);
2151 * Loads the CT log list from the default location.
2152 * If a CTLOG_STORE has previously been set using SSL_CTX_set_ctlog_store,
2153 * the log information loaded from this file will be appended to the
2155 * Returns 1 on success, 0 otherwise.
2157 int SSL_CTX_set_default_ctlog_list_file(SSL_CTX *ctx);
2160 * Loads the CT log list from the specified file path.
2161 * If a CTLOG_STORE has previously been set using SSL_CTX_set_ctlog_store,
2162 * the log information loaded from this file will be appended to the
2164 * Returns 1 on success, 0 otherwise.
2166 int SSL_CTX_set_ctlog_list_file(SSL_CTX *ctx, const char *path);
2169 * Sets the CT log list used by all SSL connections created from this SSL_CTX.
2170 * Ownership of the CTLOG_STORE is transferred to the SSL_CTX.
2172 void SSL_CTX_set0_ctlog_store(SSL_CTX *ctx, CTLOG_STORE *logs);
2175 * Gets the CT log list used by all SSL connections created from this SSL_CTX.
2176 * This will be NULL unless one of the following functions has been called:
2177 * - SSL_CTX_set_default_ctlog_list_file
2178 * - SSL_CTX_set_ctlog_list_file
2179 * - SSL_CTX_set_ctlog_store
2181 const CTLOG_STORE *SSL_CTX_get0_ctlog_store(const SSL_CTX *ctx);
2183 # endif /* OPENSSL_NO_CT */
2185 /* What the "other" parameter contains in security callback */
2187 # define SSL_SECOP_OTHER_TYPE 0xffff0000
2188 # define SSL_SECOP_OTHER_NONE 0
2189 # define SSL_SECOP_OTHER_CIPHER (1 << 16)
2190 # define SSL_SECOP_OTHER_CURVE (2 << 16)
2191 # define SSL_SECOP_OTHER_DH (3 << 16)
2192 # define SSL_SECOP_OTHER_PKEY (4 << 16)
2193 # define SSL_SECOP_OTHER_SIGALG (5 << 16)
2194 # define SSL_SECOP_OTHER_CERT (6 << 16)
2196 /* Indicated operation refers to peer key or certificate */
2197 # define SSL_SECOP_PEER 0x1000
2199 /* Values for "op" parameter in security callback */
2201 /* Called to filter ciphers */
2202 /* Ciphers client supports */
2203 # define SSL_SECOP_CIPHER_SUPPORTED (1 | SSL_SECOP_OTHER_CIPHER)
2204 /* Cipher shared by client/server */
2205 # define SSL_SECOP_CIPHER_SHARED (2 | SSL_SECOP_OTHER_CIPHER)
2206 /* Sanity check of cipher server selects */
2207 # define SSL_SECOP_CIPHER_CHECK (3 | SSL_SECOP_OTHER_CIPHER)
2208 /* Curves supported by client */
2209 # define SSL_SECOP_CURVE_SUPPORTED (4 | SSL_SECOP_OTHER_CURVE)
2210 /* Curves shared by client/server */
2211 # define SSL_SECOP_CURVE_SHARED (5 | SSL_SECOP_OTHER_CURVE)
2212 /* Sanity check of curve server selects */
2213 # define SSL_SECOP_CURVE_CHECK (6 | SSL_SECOP_OTHER_CURVE)
2214 /* Temporary DH key */
2215 # define SSL_SECOP_TMP_DH (7 | SSL_SECOP_OTHER_PKEY)
2216 /* SSL/TLS version */
2217 # define SSL_SECOP_VERSION (9 | SSL_SECOP_OTHER_NONE)
2218 /* Session tickets */
2219 # define SSL_SECOP_TICKET (10 | SSL_SECOP_OTHER_NONE)
2220 /* Supported signature algorithms sent to peer */
2221 # define SSL_SECOP_SIGALG_SUPPORTED (11 | SSL_SECOP_OTHER_SIGALG)
2222 /* Shared signature algorithm */
2223 # define SSL_SECOP_SIGALG_SHARED (12 | SSL_SECOP_OTHER_SIGALG)
2224 /* Sanity check signature algorithm allowed */
2225 # define SSL_SECOP_SIGALG_CHECK (13 | SSL_SECOP_OTHER_SIGALG)
2226 /* Used to get mask of supported public key signature algorithms */
2227 # define SSL_SECOP_SIGALG_MASK (14 | SSL_SECOP_OTHER_SIGALG)
2228 /* Use to see if compression is allowed */
2229 # define SSL_SECOP_COMPRESSION (15 | SSL_SECOP_OTHER_NONE)
2230 /* EE key in certificate */
2231 # define SSL_SECOP_EE_KEY (16 | SSL_SECOP_OTHER_CERT)
2232 /* CA key in certificate */
2233 # define SSL_SECOP_CA_KEY (17 | SSL_SECOP_OTHER_CERT)
2234 /* CA digest algorithm in certificate */
2235 # define SSL_SECOP_CA_MD (18 | SSL_SECOP_OTHER_CERT)
2236 /* Peer EE key in certificate */
2237 # define SSL_SECOP_PEER_EE_KEY (SSL_SECOP_EE_KEY | SSL_SECOP_PEER)
2238 /* Peer CA key in certificate */
2239 # define SSL_SECOP_PEER_CA_KEY (SSL_SECOP_CA_KEY | SSL_SECOP_PEER)
2240 /* Peer CA digest algorithm in certificate */
2241 # define SSL_SECOP_PEER_CA_MD (SSL_SECOP_CA_MD | SSL_SECOP_PEER)
2243 void SSL_set_security_level(SSL *s, int level);
2244 __owur int SSL_get_security_level(const SSL *s);
2245 void SSL_set_security_callback(SSL *s,
2246 int (*cb) (const SSL *s, const SSL_CTX *ctx, int op,
2247 int bits, int nid, void *other,
2249 int (*SSL_get_security_callback(const SSL *s)) (const SSL *s, const SSL_CTX *ctx, int op,
2251 void *other, void *ex);
2252 void SSL_set0_security_ex_data(SSL *s, void *ex);
2253 __owur void *SSL_get0_security_ex_data(const SSL *s);
2255 void SSL_CTX_set_security_level(SSL_CTX *ctx, int level);
2256 __owur int SSL_CTX_get_security_level(const SSL_CTX *ctx);
2257 void SSL_CTX_set_security_callback(SSL_CTX *ctx,
2258 int (*cb) (const SSL *s, const SSL_CTX *ctx, int op,
2259 int bits, int nid, void *other,
2261 int (*SSL_CTX_get_security_callback(const SSL_CTX *ctx)) (const SSL *s,
2267 void SSL_CTX_set0_security_ex_data(SSL_CTX *ctx, void *ex);
2268 __owur void *SSL_CTX_get0_security_ex_data(const SSL_CTX *ctx);
2270 /* OPENSSL_INIT flag 0x010000 reserved for internal use */
2271 #define OPENSSL_INIT_NO_LOAD_SSL_STRINGS 0x00100000L
2272 #define OPENSSL_INIT_LOAD_SSL_STRINGS 0x00200000L
2274 #define OPENSSL_INIT_SSL_DEFAULT \
2275 (OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS)
2277 int OPENSSL_init_ssl(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings);
2279 # ifndef OPENSSL_NO_UNIT_TEST
2280 __owur const struct openssl_ssl_test_functions *SSL_test_functions(void);
2283 __owur int SSL_free_buffers(SSL *ssl);
2284 __owur int SSL_alloc_buffers(SSL *ssl);
2286 extern const char SSL_version_str[];
2288 int ERR_load_SSL_strings(void);
2291 typedef unsigned int (*DTLS_timer_cb)(SSL *s, unsigned int timer_us);
2293 void DTLS_set_timer_cb(SSL *s, DTLS_timer_cb cb);