release/src/router/openssl/ssl/ssl.h

   1 /* ssl/ssl.h */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58 /* ====================================================================
  59  * Copyright (c) 1998-2007 The OpenSSL Project.  All rights reserved.
  60  *
  61  * Redistribution and use in source and binary forms, with or without
  62  * modification, are permitted provided that the following conditions
  63  * are met:
  64  *
  65  * 1. Redistributions of source code must retain the above copyright
  66  *    notice, this list of conditions and the following disclaimer.
  67  *
  68  * 2. Redistributions in binary form must reproduce the above copyright
  69  *    notice, this list of conditions and the following disclaimer in
  70  *    the documentation and/or other materials provided with the
  71  *    distribution.
  72  *
  73  * 3. All advertising materials mentioning features or use of this
  74  *    software must display the following acknowledgment:
  75  *    "This product includes software developed by the OpenSSL Project
  76  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  77  *
  78  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  79  *    endorse or promote products derived from this software without
  80  *    prior written permission. For written permission, please contact
  81  *    openssl-core@openssl.org.
  82  *
  83  * 5. Products derived from this software may not be called "OpenSSL"
  84  *    nor may "OpenSSL" appear in their names without prior written
  85  *    permission of the OpenSSL Project.
  86  *
  87  * 6. Redistributions of any form whatsoever must retain the following
  88  *    acknowledgment:
  89  *    "This product includes software developed by the OpenSSL Project
  90  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  91  *
  92  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  93  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  94  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  95  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  96  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  97  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  98  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  99  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 100  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 101  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 102  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 103  * OF THE POSSIBILITY OF SUCH DAMAGE.
 104  * ====================================================================
 105  *
 106  * This product includes cryptographic software written by Eric Young
 107  * (eay@cryptsoft.com).  This product includes software written by Tim
 108  * Hudson (tjh@cryptsoft.com).
 109  *
 110  */
 111 /* ====================================================================
 112  * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
 113  * ECC cipher suite support in OpenSSL originally developed by
 114  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
 115  */
 116 /* ====================================================================
 117  * Copyright 2005 Nokia. All rights reserved.
 118  *
 119  * The portions of the attached software ("Contribution") is developed by
 120  * Nokia Corporation and is licensed pursuant to the OpenSSL open source
 121  * license.
 122  *
 123  * The Contribution, originally written by Mika Kousa and Pasi Eronen of
 124  * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
 125  * support (see RFC 4279) to OpenSSL.
 126  *
 127  * No patent licenses or other rights except those expressly stated in
 128  * the OpenSSL open source license shall be deemed granted or received
 129  * expressly, by implication, estoppel, or otherwise.
 130  *
 131  * No assurances are provided by Nokia that the Contribution does not
 132  * infringe the patent or other intellectual property rights of any third
 133  * party or that the license provides you with all the necessary rights
 134  * to make use of the Contribution.
 135  *
 136  * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
 137  * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
 138  * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
 139  * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
 140  * OTHERWISE.
 141  */
 142
 143 #ifndef HEADER_SSL_H
 144 # define HEADER_SSL_H
 145
 146 # include <openssl/e_os2.h>
 147
 148 # ifndef OPENSSL_NO_COMP
 149 #  include <openssl/comp.h>
 150 # endif
 151 # ifndef OPENSSL_NO_BIO
 152 #  include <openssl/bio.h>
 153 # endif
 154 # ifndef OPENSSL_NO_DEPRECATED
 155 #  ifndef OPENSSL_NO_X509
 156 #   include <openssl/x509.h>
 157 #  endif
 158 #  include <openssl/crypto.h>
 159 #  include <openssl/lhash.h>
 160 #  include <openssl/buffer.h>
 161 # endif
 162 # include <openssl/pem.h>
 163 # include <openssl/hmac.h>
 164
 165 # include <openssl/kssl.h>
 166 # include <openssl/safestack.h>
 167 # include <openssl/symhacks.h>
 168
 169 #ifdef  __cplusplus
 170 extern "C" {
 171 #endif
 172
 173 /* SSLeay version number for ASN.1 encoding of the session information */
 174 /*-
 175  * Version 0 - initial version
 176  * Version 1 - added the optional peer certificate
 177  */
 178 # define SSL_SESSION_ASN1_VERSION 0x0001
 179
 180 /* text strings for the ciphers */
 181 # define SSL_TXT_NULL_WITH_MD5           SSL2_TXT_NULL_WITH_MD5
 182 # define SSL_TXT_RC4_128_WITH_MD5        SSL2_TXT_RC4_128_WITH_MD5
 183 # define SSL_TXT_RC4_128_EXPORT40_WITH_MD5 SSL2_TXT_RC4_128_EXPORT40_WITH_MD5
 184 # define SSL_TXT_RC2_128_CBC_WITH_MD5    SSL2_TXT_RC2_128_CBC_WITH_MD5
 185 # define SSL_TXT_RC2_128_CBC_EXPORT40_WITH_MD5 SSL2_TXT_RC2_128_CBC_EXPORT40_WITH_MD5
 186 # define SSL_TXT_IDEA_128_CBC_WITH_MD5   SSL2_TXT_IDEA_128_CBC_WITH_MD5
 187 # define SSL_TXT_DES_64_CBC_WITH_MD5     SSL2_TXT_DES_64_CBC_WITH_MD5
 188 # define SSL_TXT_DES_64_CBC_WITH_SHA     SSL2_TXT_DES_64_CBC_WITH_SHA
 189 # define SSL_TXT_DES_192_EDE3_CBC_WITH_MD5 SSL2_TXT_DES_192_EDE3_CBC_WITH_MD5
 190 # define SSL_TXT_DES_192_EDE3_CBC_WITH_SHA SSL2_TXT_DES_192_EDE3_CBC_WITH_SHA
 191
 192 /*
 193  * VRS Additional Kerberos5 entries
 194  */
 195 # define SSL_TXT_KRB5_DES_64_CBC_SHA   SSL3_TXT_KRB5_DES_64_CBC_SHA
 196 # define SSL_TXT_KRB5_DES_192_CBC3_SHA SSL3_TXT_KRB5_DES_192_CBC3_SHA
 197 # define SSL_TXT_KRB5_RC4_128_SHA      SSL3_TXT_KRB5_RC4_128_SHA
 198 # define SSL_TXT_KRB5_IDEA_128_CBC_SHA SSL3_TXT_KRB5_IDEA_128_CBC_SHA
 199 # define SSL_TXT_KRB5_DES_64_CBC_MD5   SSL3_TXT_KRB5_DES_64_CBC_MD5
 200 # define SSL_TXT_KRB5_DES_192_CBC3_MD5 SSL3_TXT_KRB5_DES_192_CBC3_MD5
 201 # define SSL_TXT_KRB5_RC4_128_MD5      SSL3_TXT_KRB5_RC4_128_MD5
 202 # define SSL_TXT_KRB5_IDEA_128_CBC_MD5 SSL3_TXT_KRB5_IDEA_128_CBC_MD5
 203
 204 # define SSL_TXT_KRB5_DES_40_CBC_SHA   SSL3_TXT_KRB5_DES_40_CBC_SHA
 205 # define SSL_TXT_KRB5_RC2_40_CBC_SHA   SSL3_TXT_KRB5_RC2_40_CBC_SHA
 206 # define SSL_TXT_KRB5_RC4_40_SHA       SSL3_TXT_KRB5_RC4_40_SHA
 207 # define SSL_TXT_KRB5_DES_40_CBC_MD5   SSL3_TXT_KRB5_DES_40_CBC_MD5
 208 # define SSL_TXT_KRB5_RC2_40_CBC_MD5   SSL3_TXT_KRB5_RC2_40_CBC_MD5
 209 # define SSL_TXT_KRB5_RC4_40_MD5       SSL3_TXT_KRB5_RC4_40_MD5
 210
 211 # define SSL_TXT_KRB5_DES_40_CBC_SHA   SSL3_TXT_KRB5_DES_40_CBC_SHA
 212 # define SSL_TXT_KRB5_DES_40_CBC_MD5   SSL3_TXT_KRB5_DES_40_CBC_MD5
 213 # define SSL_TXT_KRB5_DES_64_CBC_SHA   SSL3_TXT_KRB5_DES_64_CBC_SHA
 214 # define SSL_TXT_KRB5_DES_64_CBC_MD5   SSL3_TXT_KRB5_DES_64_CBC_MD5
 215 # define SSL_TXT_KRB5_DES_192_CBC3_SHA SSL3_TXT_KRB5_DES_192_CBC3_SHA
 216 # define SSL_TXT_KRB5_DES_192_CBC3_MD5 SSL3_TXT_KRB5_DES_192_CBC3_MD5
 217 # define SSL_MAX_KRB5_PRINCIPAL_LENGTH  256
 218
 219 # define SSL_MAX_SSL_SESSION_ID_LENGTH           32
 220 # define SSL_MAX_SID_CTX_LENGTH                  32
 221
 222 # define SSL_MIN_RSA_MODULUS_LENGTH_IN_BYTES     (512/8)
 223 # define SSL_MAX_KEY_ARG_LENGTH                  8
 224 # define SSL_MAX_MASTER_KEY_LENGTH               48
 225
 226 /* These are used to specify which ciphers to use and not to use */
 227
 228 # define SSL_TXT_EXP40           "EXPORT40"
 229 # define SSL_TXT_EXP56           "EXPORT56"
 230 # define SSL_TXT_LOW             "LOW"
 231 # define SSL_TXT_MEDIUM          "MEDIUM"
 232 # define SSL_TXT_HIGH            "HIGH"
 233 # define SSL_TXT_FIPS            "FIPS"
 234
 235 # define SSL_TXT_kFZA            "kFZA"/* unused! */
 236 # define SSL_TXT_aFZA            "aFZA"/* unused! */
 237 # define SSL_TXT_eFZA            "eFZA"/* unused! */
 238 # define SSL_TXT_FZA             "FZA"/* unused! */
 239
 240 # define SSL_TXT_aNULL           "aNULL"
 241 # define SSL_TXT_eNULL           "eNULL"
 242 # define SSL_TXT_NULL            "NULL"
 243
 244 # define SSL_TXT_kRSA            "kRSA"
 245 # define SSL_TXT_kDHr            "kDHr"/* no such ciphersuites supported! */
 246 # define SSL_TXT_kDHd            "kDHd"/* no such ciphersuites supported! */
 247 # define SSL_TXT_kDH             "kDH"/* no such ciphersuites supported! */
 248 # define SSL_TXT_kEDH            "kEDH"
 249 # define SSL_TXT_kKRB5           "kKRB5"
 250 # define SSL_TXT_kECDHr          "kECDHr"
 251 # define SSL_TXT_kECDHe          "kECDHe"
 252 # define SSL_TXT_kECDH           "kECDH"
 253 # define SSL_TXT_kEECDH          "kEECDH"
 254 # define SSL_TXT_kPSK            "kPSK"
 255 # define SSL_TXT_kGOST           "kGOST"
 256 # define SSL_TXT_kSRP            "kSRP"
 257
 258 # define SSL_TXT_aRSA            "aRSA"
 259 # define SSL_TXT_aDSS            "aDSS"
 260 # define SSL_TXT_aDH             "aDH"/* no such ciphersuites supported! */
 261 # define SSL_TXT_aECDH           "aECDH"
 262 # define SSL_TXT_aKRB5           "aKRB5"
 263 # define SSL_TXT_aECDSA          "aECDSA"
 264 # define SSL_TXT_aPSK            "aPSK"
 265 # define SSL_TXT_aGOST94 "aGOST94"
 266 # define SSL_TXT_aGOST01 "aGOST01"
 267 # define SSL_TXT_aGOST  "aGOST"
 268 # define SSL_TXT_aSRP            "aSRP"
 269
 270 # define SSL_TXT_DSS             "DSS"
 271 # define SSL_TXT_DH              "DH"
 272 # define SSL_TXT_EDH             "EDH"/* same as "kEDH:-ADH" */
 273 # define SSL_TXT_ADH             "ADH"
 274 # define SSL_TXT_RSA             "RSA"
 275 # define SSL_TXT_ECDH            "ECDH"
 276 # define SSL_TXT_EECDH           "EECDH"/* same as "kEECDH:-AECDH" */
 277 # define SSL_TXT_AECDH           "AECDH"
 278 # define SSL_TXT_ECDSA           "ECDSA"
 279 # define SSL_TXT_KRB5            "KRB5"
 280 # define SSL_TXT_PSK             "PSK"
 281 # define SSL_TXT_SRP             "SRP"
 282
 283 # define SSL_TXT_DES             "DES"
 284 # define SSL_TXT_3DES            "3DES"
 285 # define SSL_TXT_RC4             "RC4"
 286 # define SSL_TXT_RC2             "RC2"
 287 # define SSL_TXT_IDEA            "IDEA"
 288 # define SSL_TXT_SEED            "SEED"
 289 # define SSL_TXT_AES128          "AES128"
 290 # define SSL_TXT_AES256          "AES256"
 291 # define SSL_TXT_AES             "AES"
 292 # define SSL_TXT_AES_GCM         "AESGCM"
 293 # define SSL_TXT_CAMELLIA128     "CAMELLIA128"
 294 # define SSL_TXT_CAMELLIA256     "CAMELLIA256"
 295 # define SSL_TXT_CAMELLIA        "CAMELLIA"
 296
 297 # define SSL_TXT_MD5             "MD5"
 298 # define SSL_TXT_SHA1            "SHA1"
 299 # define SSL_TXT_SHA             "SHA"/* same as "SHA1" */
 300 # define SSL_TXT_GOST94          "GOST94"
 301 # define SSL_TXT_GOST89MAC               "GOST89MAC"
 302 # define SSL_TXT_SHA256          "SHA256"
 303 # define SSL_TXT_SHA384          "SHA384"
 304
 305 # define SSL_TXT_SSLV2           "SSLv2"
 306 # define SSL_TXT_SSLV3           "SSLv3"
 307 # define SSL_TXT_TLSV1           "TLSv1"
 308 # define SSL_TXT_TLSV1_1         "TLSv1.1"
 309 # define SSL_TXT_TLSV1_2         "TLSv1.2"
 310
 311 # define SSL_TXT_EXP             "EXP"
 312 # define SSL_TXT_EXPORT          "EXPORT"
 313
 314 # define SSL_TXT_ALL             "ALL"
 315
 316 /*-
 317  * COMPLEMENTOF* definitions. These identifiers are used to (de-select)
 318  * ciphers normally not being used.
 319  * Example: "RC4" will activate all ciphers using RC4 including ciphers
 320  * without authentication, which would normally disabled by DEFAULT (due
 321  * the "!ADH" being part of default). Therefore "RC4:!COMPLEMENTOFDEFAULT"
 322  * will make sure that it is also disabled in the specific selection.
 323  * COMPLEMENTOF* identifiers are portable between version, as adjustments
 324  * to the default cipher setup will also be included here.
 325  *
 326  * COMPLEMENTOFDEFAULT does not experience the same special treatment that
 327  * DEFAULT gets, as only selection is being done and no sorting as needed
 328  * for DEFAULT.
 329  */
 330 # define SSL_TXT_CMPALL          "COMPLEMENTOFALL"
 331 # define SSL_TXT_CMPDEF          "COMPLEMENTOFDEFAULT"
 332
 333 /*
 334  * The following cipher list is used by default. It also is substituted when
 335  * an application-defined cipher list string starts with 'DEFAULT'.
 336  */
 337 # define SSL_DEFAULT_CIPHER_LIST "ALL:!EXPORT:!aNULL:!eNULL:!SSLv2"
 338 /*
 339  * As of OpenSSL 1.0.0, ssl_create_cipher_list() in ssl/ssl_ciph.c always
 340  * starts with a reasonable order, and all we have to do for DEFAULT is
 341  * throwing out anonymous and unencrypted ciphersuites! (The latter are not
 342  * actually enabled by ALL, but "ALL:RSA" would enable some of them.)
 343  */
 344
 345 /* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
 346 # define SSL_SENT_SHUTDOWN       1
 347 # define SSL_RECEIVED_SHUTDOWN   2
 348
 349 #ifdef __cplusplus
 350 }
 351 #endif
 352
 353 #ifdef  __cplusplus
 354 extern "C" {
 355 #endif
 356
 357 # if (defined(OPENSSL_NO_RSA) || defined(OPENSSL_NO_MD5)) && !defined(OPENSSL_NO_SSL2)
 358 #  define OPENSSL_NO_SSL2
 359 # endif
 360
 361 # define SSL_FILETYPE_ASN1       X509_FILETYPE_ASN1
 362 # define SSL_FILETYPE_PEM        X509_FILETYPE_PEM
 363
 364 /*
 365  * This is needed to stop compilers complaining about the 'struct ssl_st *'
 366  * function parameters used to prototype callbacks in SSL_CTX.
 367  */
 368 typedef struct ssl_st *ssl_crock_st;
 369 typedef struct tls_session_ticket_ext_st TLS_SESSION_TICKET_EXT;
 370 typedef struct ssl_method_st SSL_METHOD;
 371 typedef struct ssl_cipher_st SSL_CIPHER;
 372 typedef struct ssl_session_st SSL_SESSION;
 373
 374 DECLARE_STACK_OF(SSL_CIPHER)
 375
 376 /* SRTP protection profiles for use with the use_srtp extension (RFC 5764)*/
 377 typedef struct srtp_protection_profile_st {
 378     const char *name;
 379     unsigned long id;
 380 } SRTP_PROTECTION_PROFILE;
 381
 382 DECLARE_STACK_OF(SRTP_PROTECTION_PROFILE)
 383
 384 typedef int (*tls_session_ticket_ext_cb_fn) (SSL *s,
 385                                              const unsigned char *data,
 386                                              int len, void *arg);
 387 typedef int (*tls_session_secret_cb_fn) (SSL *s, void *secret,
 388                                          int *secret_len,
 389                                          STACK_OF(SSL_CIPHER) *peer_ciphers,
 390                                          SSL_CIPHER **cipher, void *arg);
 391
 392 # ifndef OPENSSL_NO_SSL_INTERN
 393
 394 /* used to hold info on the particular ciphers used */
 395 struct ssl_cipher_st {
 396     int valid;
 397     const char *name;           /* text name */
 398     unsigned long id;           /* id, 4 bytes, first is version */
 399     /*
 400      * changed in 0.9.9: these four used to be portions of a single value
 401      * 'algorithms'
 402      */
 403     unsigned long algorithm_mkey; /* key exchange algorithm */
 404     unsigned long algorithm_auth; /* server authentication */
 405     unsigned long algorithm_enc; /* symmetric encryption */
 406     unsigned long algorithm_mac; /* symmetric authentication */
 407     unsigned long algorithm_ssl; /* (major) protocol version */
 408     unsigned long algo_strength; /* strength and export flags */
 409     unsigned long algorithm2;   /* Extra flags */
 410     int strength_bits;          /* Number of bits really used */
 411     int alg_bits;               /* Number of bits for algorithm */
 412 };
 413
 414 /* Used to hold functions for SSLv2 or SSLv3/TLSv1 functions */
 415 struct ssl_method_st {
 416     int version;
 417     int (*ssl_new) (SSL *s);
 418     void (*ssl_clear) (SSL *s);
 419     void (*ssl_free) (SSL *s);
 420     int (*ssl_accept) (SSL *s);
 421     int (*ssl_connect) (SSL *s);
 422     int (*ssl_read) (SSL *s, void *buf, int len);
 423     int (*ssl_peek) (SSL *s, void *buf, int len);
 424     int (*ssl_write) (SSL *s, const void *buf, int len);
 425     int (*ssl_shutdown) (SSL *s);
 426     int (*ssl_renegotiate) (SSL *s);
 427     int (*ssl_renegotiate_check) (SSL *s);
 428     long (*ssl_get_message) (SSL *s, int st1, int stn, int mt, long
 429                              max, int *ok);
 430     int (*ssl_read_bytes) (SSL *s, int type, unsigned char *buf, int len,
 431                            int peek);
 432     int (*ssl_write_bytes) (SSL *s, int type, const void *buf_, int len);
 433     int (*ssl_dispatch_alert) (SSL *s);
 434     long (*ssl_ctrl) (SSL *s, int cmd, long larg, void *parg);
 435     long (*ssl_ctx_ctrl) (SSL_CTX *ctx, int cmd, long larg, void *parg);
 436     const SSL_CIPHER *(*get_cipher_by_char) (const unsigned char *ptr);
 437     int (*put_cipher_by_char) (const SSL_CIPHER *cipher, unsigned char *ptr);
 438     int (*ssl_pending) (const SSL *s);
 439     int (*num_ciphers) (void);
 440     const SSL_CIPHER *(*get_cipher) (unsigned ncipher);
 441     const struct ssl_method_st *(*get_ssl_method) (int version);
 442     long (*get_timeout) (void);
 443     struct ssl3_enc_method *ssl3_enc; /* Extra SSLv3/TLS stuff */
 444     int (*ssl_version) (void);
 445     long (*ssl_callback_ctrl) (SSL *s, int cb_id, void (*fp) (void));
 446     long (*ssl_ctx_callback_ctrl) (SSL_CTX *s, int cb_id, void (*fp) (void));
 447 };
 448
 449 /*-
 450  * Lets make this into an ASN.1 type structure as follows
 451  * SSL_SESSION_ID ::= SEQUENCE {
 452  *      version                 INTEGER,        -- structure version number
 453  *      SSLversion              INTEGER,        -- SSL version number
 454  *      Cipher                  OCTET STRING,   -- the 3 byte cipher ID
 455  *      Session_ID              OCTET STRING,   -- the Session ID
 456  *      Master_key              OCTET STRING,   -- the master key
 457  *      KRB5_principal          OCTET STRING    -- optional Kerberos principal
 458  *      Key_Arg [ 0 ] IMPLICIT  OCTET STRING,   -- the optional Key argument
 459  *      Time [ 1 ] EXPLICIT     INTEGER,        -- optional Start Time
 460  *      Timeout [ 2 ] EXPLICIT  INTEGER,        -- optional Timeout ins seconds
 461  *      Peer [ 3 ] EXPLICIT     X509,           -- optional Peer Certificate
 462  *      Session_ID_context [ 4 ] EXPLICIT OCTET STRING,   -- the Session ID context
 463  *      Verify_result [ 5 ] EXPLICIT INTEGER,   -- X509_V_... code for `Peer'
 464  *      HostName [ 6 ] EXPLICIT OCTET STRING,   -- optional HostName from servername TLS extension
 465  *      PSK_identity_hint [ 7 ] EXPLICIT OCTET STRING, -- optional PSK identity hint
 466  *      PSK_identity [ 8 ] EXPLICIT OCTET STRING,  -- optional PSK identity
 467  *      Ticket_lifetime_hint [9] EXPLICIT INTEGER, -- server's lifetime hint for session ticket
 468  *      Ticket [10]             EXPLICIT OCTET STRING, -- session ticket (clients only)
 469  *      Compression_meth [11]   EXPLICIT OCTET STRING, -- optional compression method
 470  *      SRP_username [ 12 ] EXPLICIT OCTET STRING -- optional SRP username
 471  *      }
 472  * Look in ssl/ssl_asn1.c for more details
 473  * I'm using EXPLICIT tags so I can read the damn things using asn1parse :-).
 474  */
 475 struct ssl_session_st {
 476     int ssl_version;            /* what ssl version session info is being
 477                                  * kept in here? */
 478     /* only really used in SSLv2 */
 479     unsigned int key_arg_length;
 480     unsigned char key_arg[SSL_MAX_KEY_ARG_LENGTH];
 481     int master_key_length;
 482     unsigned char master_key[SSL_MAX_MASTER_KEY_LENGTH];
 483     /* session_id - valid? */
 484     unsigned int session_id_length;
 485     unsigned char session_id[SSL_MAX_SSL_SESSION_ID_LENGTH];
 486     /*
 487      * this is used to determine whether the session is being reused in the
 488      * appropriate context. It is up to the application to set this, via
 489      * SSL_new
 490      */
 491     unsigned int sid_ctx_length;
 492     unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
 493 #  ifndef OPENSSL_NO_KRB5
 494     unsigned int krb5_client_princ_len;
 495     unsigned char krb5_client_princ[SSL_MAX_KRB5_PRINCIPAL_LENGTH];
 496 #  endif                        /* OPENSSL_NO_KRB5 */
 497 #  ifndef OPENSSL_NO_PSK
 498     char *psk_identity_hint;
 499     char *psk_identity;
 500 #  endif
 501     /*
 502      * Used to indicate that session resumption is not allowed. Applications
 503      * can also set this bit for a new session via not_resumable_session_cb
 504      * to disable session caching and tickets.
 505      */
 506     int not_resumable;
 507     /* The cert is the certificate used to establish this connection */
 508     struct sess_cert_st /* SESS_CERT */ *sess_cert;
 509     /*
 510      * This is the cert for the other end. On clients, it will be the same as
 511      * sess_cert->peer_key->x509 (the latter is not enough as sess_cert is
 512      * not retained in the external representation of sessions, see
 513      * ssl_asn1.c).
 514      */
 515     X509 *peer;
 516     /*
 517      * when app_verify_callback accepts a session where the peer's
 518      * certificate is not ok, we must remember the error for session reuse:
 519      */
 520     long verify_result;         /* only for servers */
 521     int references;
 522     long timeout;
 523     long time;
 524     unsigned int compress_meth; /* Need to lookup the method */
 525     const SSL_CIPHER *cipher;
 526     unsigned long cipher_id;    /* when ASN.1 loaded, this needs to be used
 527                                  * to load the 'cipher' structure */
 528     STACK_OF(SSL_CIPHER) *ciphers; /* shared ciphers? */
 529     CRYPTO_EX_DATA ex_data;     /* application specific data */
 530     /*
 531      * These are used to make removal of session-ids more efficient and to
 532      * implement a maximum cache size.
 533      */
 534     struct ssl_session_st *prev, *next;
 535 #  ifndef OPENSSL_NO_TLSEXT
 536     char *tlsext_hostname;
 537 #   ifndef OPENSSL_NO_EC
 538     size_t tlsext_ecpointformatlist_length;
 539     unsigned char *tlsext_ecpointformatlist; /* peer's list */
 540     size_t tlsext_ellipticcurvelist_length;
 541     unsigned char *tlsext_ellipticcurvelist; /* peer's list */
 542 #   endif                       /* OPENSSL_NO_EC */
 543     /* RFC4507 info */
 544     unsigned char *tlsext_tick; /* Session ticket */
 545     size_t tlsext_ticklen;      /* Session ticket length */
 546     long tlsext_tick_lifetime_hint; /* Session lifetime hint in seconds */
 547 #  endif
 548 #  ifndef OPENSSL_NO_SRP
 549     char *srp_username;
 550 #  endif
 551 };
 552
 553 # endif
 554
 555 # define SSL_OP_MICROSOFT_SESS_ID_BUG                    0x00000001L
 556 # define SSL_OP_NETSCAPE_CHALLENGE_BUG                   0x00000002L
 557 /* Allow initial connection to servers that don't support RI */
 558 # define SSL_OP_LEGACY_SERVER_CONNECT                    0x00000004L
 559 # define SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG         0x00000008L
 560 # define SSL_OP_TLSEXT_PADDING                           0x00000010L
 561 # define SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER               0x00000020L
 562 # define SSL_OP_SAFARI_ECDHE_ECDSA_BUG                   0x00000040L
 563 # define SSL_OP_SSLEAY_080_CLIENT_DH_BUG                 0x00000080L
 564 # define SSL_OP_TLS_D5_BUG                               0x00000100L
 565 # define SSL_OP_TLS_BLOCK_PADDING_BUG                    0x00000200L
 566
 567 /* Hasn't done anything since OpenSSL 0.9.7h, retained for compatibility */
 568 # define SSL_OP_MSIE_SSLV2_RSA_PADDING                   0x0
 569 /* Refers to ancient SSLREF and SSLv2, retained for compatibility */
 570 # define SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG              0x0
 571
 572 /*
 573  * Disable SSL 3.0/TLS 1.0 CBC vulnerability workaround that was added in
 574  * OpenSSL 0.9.6d.  Usually (depending on the application protocol) the
 575  * workaround is not needed.  Unfortunately some broken SSL/TLS
 576  * implementations cannot handle it at all, which is why we include it in
 577  * SSL_OP_ALL.
 578  */
 579 /* added in 0.9.6e */
 580 # define SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS              0x00000800L
 581
 582 /*
 583  * SSL_OP_ALL: various bug workarounds that should be rather harmless.  This
 584  * used to be 0x000FFFFFL before 0.9.7.
 585  */
 586 # define SSL_OP_ALL                                      0x80000BFFL
 587
 588 /* DTLS options */
 589 # define SSL_OP_NO_QUERY_MTU                 0x00001000L
 590 /* Turn on Cookie Exchange (on relevant for servers) */
 591 # define SSL_OP_COOKIE_EXCHANGE              0x00002000L
 592 /* Don't use RFC4507 ticket extension */
 593 # define SSL_OP_NO_TICKET                    0x00004000L
 594 /* Use Cisco's "speshul" version of DTLS_BAD_VER (as client)  */
 595 # define SSL_OP_CISCO_ANYCONNECT             0x00008000L
 596
 597 /* As server, disallow session resumption on renegotiation */
 598 # define SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION   0x00010000L
 599 /* Don't use compression even if supported */
 600 # define SSL_OP_NO_COMPRESSION                           0x00020000L
 601 /* Permit unsafe legacy renegotiation */
 602 # define SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION        0x00040000L
 603 /* If set, always create a new key when using tmp_ecdh parameters */
 604 # define SSL_OP_SINGLE_ECDH_USE                          0x00080000L
 605 /* If set, always create a new key when using tmp_dh parameters */
 606 # define SSL_OP_SINGLE_DH_USE                            0x00100000L
 607 /* Does nothing: retained for compatibiity */
 608 # define SSL_OP_EPHEMERAL_RSA                            0x0
 609 /*
 610  * Set on servers to choose the cipher according to the server's preferences
 611  */
 612 # define SSL_OP_CIPHER_SERVER_PREFERENCE                 0x00400000L
 613 /*
 614  * If set, a server will allow a client to issue a SSLv3.0 version number as
 615  * latest version supported in the premaster secret, even when TLSv1.0
 616  * (version 3.1) was announced in the client hello. Normally this is
 617  * forbidden to prevent version rollback attacks.
 618  */
 619 # define SSL_OP_TLS_ROLLBACK_BUG                         0x00800000L
 620
 621 # define SSL_OP_NO_SSLv2                                 0x01000000L
 622 # define SSL_OP_NO_SSLv3                                 0x02000000L
 623 # define SSL_OP_NO_TLSv1                                 0x04000000L
 624 # define SSL_OP_NO_TLSv1_2                               0x08000000L
 625 # define SSL_OP_NO_TLSv1_1                               0x10000000L
 626
 627 /*
 628  * These next two were never actually used for anything since SSLeay zap so
 629  * we have some more flags.
 630  */
 631 /*
 632  * The next flag deliberately changes the ciphertest, this is a check for the
 633  * PKCS#1 attack
 634  */
 635 # define SSL_OP_PKCS1_CHECK_1                            0x0
 636 # define SSL_OP_PKCS1_CHECK_2                            0x0
 637
 638 # define SSL_OP_NETSCAPE_CA_DN_BUG                       0x20000000L
 639 # define SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG          0x40000000L
 640 /*
 641  * Make server add server-hello extension from early version of cryptopro
 642  * draft, when GOST ciphersuite is negotiated. Required for interoperability
 643  * with CryptoPro CSP 3.x
 644  */
 645 # define SSL_OP_CRYPTOPRO_TLSEXT_BUG                     0x80000000L
 646
 647 /*
 648  * Allow SSL_write(..., n) to return r with 0 < r < n (i.e. report success
 649  * when just a single record has been written):
 650  */
 651 # define SSL_MODE_ENABLE_PARTIAL_WRITE       0x00000001L
 652 /*
 653  * Make it possible to retry SSL_write() with changed buffer location (buffer
 654  * contents must stay the same!); this is not the default to avoid the
 655  * misconception that non-blocking SSL_write() behaves like non-blocking
 656  * write():
 657  */
 658 # define SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER 0x00000002L
 659 /*
 660  * Never bother the application with retries if the transport is blocking:
 661  */
 662 # define SSL_MODE_AUTO_RETRY 0x00000004L
 663 /* Don't attempt to automatically build certificate chain */
 664 # define SSL_MODE_NO_AUTO_CHAIN 0x00000008L
 665 /*
 666  * Save RAM by releasing read and write buffers when they're empty. (SSL3 and
 667  * TLS only.) "Released" buffers are put onto a free-list in the context or
 668  * just freed (depending on the context's setting for freelist_max_len).
 669  */
 670 # define SSL_MODE_RELEASE_BUFFERS 0x00000010L
 671 /*
 672  * Send the current time in the Random fields of the ClientHello and
 673  * ServerHello records for compatibility with hypothetical implementations
 674  * that require it.
 675  */
 676 # define SSL_MODE_SEND_CLIENTHELLO_TIME 0x00000020L
 677 # define SSL_MODE_SEND_SERVERHELLO_TIME 0x00000040L
 678 /*
 679  * Send TLS_FALLBACK_SCSV in the ClientHello. To be set only by applications
 680  * that reconnect with a downgraded protocol version; see
 681  * draft-ietf-tls-downgrade-scsv-00 for details. DO NOT ENABLE THIS if your
 682  * application attempts a normal handshake. Only use this in explicit
 683  * fallback retries, following the guidance in
 684  * draft-ietf-tls-downgrade-scsv-00.
 685  */
 686 # define SSL_MODE_SEND_FALLBACK_SCSV 0x00000080L
 687
 688 /*
 689  * Note: SSL[_CTX]_set_{options,mode} use |= op on the previous value, they
 690  * cannot be used to clear bits.
 691  */
 692
 693 # define SSL_CTX_set_options(ctx,op) \
 694         SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,(op),NULL)
 695 # define SSL_CTX_clear_options(ctx,op) \
 696         SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_OPTIONS,(op),NULL)
 697 # define SSL_CTX_get_options(ctx) \
 698         SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,0,NULL)
 699 # define SSL_set_options(ssl,op) \
 700         SSL_ctrl((ssl),SSL_CTRL_OPTIONS,(op),NULL)
 701 # define SSL_clear_options(ssl,op) \
 702         SSL_ctrl((ssl),SSL_CTRL_CLEAR_OPTIONS,(op),NULL)
 703 # define SSL_get_options(ssl) \
 704         SSL_ctrl((ssl),SSL_CTRL_OPTIONS,0,NULL)
 705
 706 # define SSL_CTX_set_mode(ctx,op) \
 707         SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,(op),NULL)
 708 # define SSL_CTX_clear_mode(ctx,op) \
 709         SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_MODE,(op),NULL)
 710 # define SSL_CTX_get_mode(ctx) \
 711         SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,0,NULL)
 712 # define SSL_clear_mode(ssl,op) \
 713         SSL_ctrl((ssl),SSL_CTRL_CLEAR_MODE,(op),NULL)
 714 # define SSL_set_mode(ssl,op) \
 715         SSL_ctrl((ssl),SSL_CTRL_MODE,(op),NULL)
 716 # define SSL_get_mode(ssl) \
 717         SSL_ctrl((ssl),SSL_CTRL_MODE,0,NULL)
 718 # define SSL_set_mtu(ssl, mtu) \
 719         SSL_ctrl((ssl),SSL_CTRL_SET_MTU,(mtu),NULL)
 720 # define DTLS_set_link_mtu(ssl, mtu) \
 721         SSL_ctrl((ssl),DTLS_CTRL_SET_LINK_MTU,(mtu),NULL)
 722 # define DTLS_get_link_min_mtu(ssl) \
 723         SSL_ctrl((ssl),DTLS_CTRL_GET_LINK_MIN_MTU,0,NULL)
 724
 725 # define SSL_get_secure_renegotiation_support(ssl) \
 726         SSL_ctrl((ssl), SSL_CTRL_GET_RI_SUPPORT, 0, NULL)
 727
 728 # ifndef OPENSSL_NO_HEARTBEATS
 729 #  define SSL_heartbeat(ssl) \
 730         SSL_ctrl((ssl),SSL_CTRL_TLS_EXT_SEND_HEARTBEAT,0,NULL)
 731 # endif
 732
 733 void SSL_CTX_set_msg_callback(SSL_CTX *ctx,
 734                               void (*cb) (int write_p, int version,
 735                                           int content_type, const void *buf,
 736                                           size_t len, SSL *ssl, void *arg));
 737 void SSL_set_msg_callback(SSL *ssl,
 738                           void (*cb) (int write_p, int version,
 739                                       int content_type, const void *buf,
 740                                       size_t len, SSL *ssl, void *arg));
 741 # define SSL_CTX_set_msg_callback_arg(ctx, arg) SSL_CTX_ctrl((ctx), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
 742 # define SSL_set_msg_callback_arg(ssl, arg) SSL_ctrl((ssl), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
 743
 744 # ifndef OPENSSL_NO_SRP
 745
 746 #  ifndef OPENSSL_NO_SSL_INTERN
 747
 748 typedef struct srp_ctx_st {
 749     /* param for all the callbacks */
 750     void *SRP_cb_arg;
 751     /* set client Hello login callback */
 752     int (*TLS_ext_srp_username_callback) (SSL *, int *, void *);
 753     /* set SRP N/g param callback for verification */
 754     int (*SRP_verify_param_callback) (SSL *, void *);
 755     /* set SRP client passwd callback */
 756     char *(*SRP_give_srp_client_pwd_callback) (SSL *, void *);
 757     char *login;
 758     BIGNUM *N, *g, *s, *B, *A;
 759     BIGNUM *a, *b, *v;
 760     char *info;
 761     int strength;
 762     unsigned long srp_Mask;
 763 } SRP_CTX;
 764
 765 #  endif
 766
 767 /* see tls_srp.c */
 768 int SSL_SRP_CTX_init(SSL *s);
 769 int SSL_CTX_SRP_CTX_init(SSL_CTX *ctx);
 770 int SSL_SRP_CTX_free(SSL *ctx);
 771 int SSL_CTX_SRP_CTX_free(SSL_CTX *ctx);
 772 int SSL_srp_server_param_with_username(SSL *s, int *ad);
 773 int SRP_generate_server_master_secret(SSL *s, unsigned char *master_key);
 774 int SRP_Calc_A_param(SSL *s);
 775 int SRP_generate_client_master_secret(SSL *s, unsigned char *master_key);
 776
 777 # endif
 778
 779 # if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN32)
 780 #  define SSL_MAX_CERT_LIST_DEFAULT 1024*30
 781                                           /* 30k max cert list :-) */
 782 # else
 783 #  define SSL_MAX_CERT_LIST_DEFAULT 1024*100
 784                                            /* 100k max cert list :-) */
 785 # endif
 786
 787 # define SSL_SESSION_CACHE_MAX_SIZE_DEFAULT      (1024*20)
 788
 789 /*
 790  * This callback type is used inside SSL_CTX, SSL, and in the functions that
 791  * set them. It is used to override the generation of SSL/TLS session IDs in
 792  * a server. Return value should be zero on an error, non-zero to proceed.
 793  * Also, callbacks should themselves check if the id they generate is unique
 794  * otherwise the SSL handshake will fail with an error - callbacks can do
 795  * this using the 'ssl' value they're passed by;
 796  * SSL_has_matching_session_id(ssl, id, *id_len) The length value passed in
 797  * is set at the maximum size the session ID can be. In SSLv2 this is 16
 798  * bytes, whereas SSLv3/TLSv1 it is 32 bytes. The callback can alter this
 799  * length to be less if desired, but under SSLv2 session IDs are supposed to
 800  * be fixed at 16 bytes so the id will be padded after the callback returns
 801  * in this case. It is also an error for the callback to set the size to
 802  * zero.
 803  */
 804 typedef int (*GEN_SESSION_CB) (const SSL *ssl, unsigned char *id,
 805                                unsigned int *id_len);
 806
 807 typedef struct ssl_comp_st SSL_COMP;
 808
 809 # ifndef OPENSSL_NO_SSL_INTERN
 810
 811 struct ssl_comp_st {
 812     int id;
 813     const char *name;
 814 #  ifndef OPENSSL_NO_COMP
 815     COMP_METHOD *method;
 816 #  else
 817     char *method;
 818 #  endif
 819 };
 820
 821 DECLARE_STACK_OF(SSL_COMP)
 822 DECLARE_LHASH_OF(SSL_SESSION);
 823
 824 struct ssl_ctx_st {
 825     const SSL_METHOD *method;
 826     STACK_OF(SSL_CIPHER) *cipher_list;
 827     /* same as above but sorted for lookup */
 828     STACK_OF(SSL_CIPHER) *cipher_list_by_id;
 829     struct x509_store_st /* X509_STORE */ *cert_store;
 830     LHASH_OF(SSL_SESSION) *sessions;
 831     /*
 832      * Most session-ids that will be cached, default is
 833      * SSL_SESSION_CACHE_MAX_SIZE_DEFAULT. 0 is unlimited.
 834      */
 835     unsigned long session_cache_size;
 836     struct ssl_session_st *session_cache_head;
 837     struct ssl_session_st *session_cache_tail;
 838     /*
 839      * This can have one of 2 values, ored together, SSL_SESS_CACHE_CLIENT,
 840      * SSL_SESS_CACHE_SERVER, Default is SSL_SESSION_CACHE_SERVER, which
 841      * means only SSL_accept which cache SSL_SESSIONS.
 842      */
 843     int session_cache_mode;
 844     /*
 845      * If timeout is not 0, it is the default timeout value set when
 846      * SSL_new() is called.  This has been put in to make life easier to set
 847      * things up
 848      */
 849     long session_timeout;
 850     /*
 851      * If this callback is not null, it will be called each time a session id
 852      * is added to the cache.  If this function returns 1, it means that the
 853      * callback will do a SSL_SESSION_free() when it has finished using it.
 854      * Otherwise, on 0, it means the callback has finished with it. If
 855      * remove_session_cb is not null, it will be called when a session-id is
 856      * removed from the cache.  After the call, OpenSSL will
 857      * SSL_SESSION_free() it.
 858      */
 859     int (*new_session_cb) (struct ssl_st *ssl, SSL_SESSION *sess);
 860     void (*remove_session_cb) (struct ssl_ctx_st *ctx, SSL_SESSION *sess);
 861     SSL_SESSION *(*get_session_cb) (struct ssl_st *ssl,
 862                                     unsigned char *data, int len, int *copy);
 863     struct {
 864         int sess_connect;       /* SSL new conn - started */
 865         int sess_connect_renegotiate; /* SSL reneg - requested */
 866         int sess_connect_good;  /* SSL new conne/reneg - finished */
 867         int sess_accept;        /* SSL new accept - started */
 868         int sess_accept_renegotiate; /* SSL reneg - requested */
 869         int sess_accept_good;   /* SSL accept/reneg - finished */
 870         int sess_miss;          /* session lookup misses */
 871         int sess_timeout;       /* reuse attempt on timeouted session */
 872         int sess_cache_full;    /* session removed due to full cache */
 873         int sess_hit;           /* session reuse actually done */
 874         int sess_cb_hit;        /* session-id that was not in the cache was
 875                                  * passed back via the callback.  This
 876                                  * indicates that the application is
 877                                  * supplying session-id's from other
 878                                  * processes - spooky :-) */
 879     } stats;
 880
 881     int references;
 882
 883     /* if defined, these override the X509_verify_cert() calls */
 884     int (*app_verify_callback) (X509_STORE_CTX *, void *);
 885     void *app_verify_arg;
 886     /*
 887      * before OpenSSL 0.9.7, 'app_verify_arg' was ignored
 888      * ('app_verify_callback' was called with just one argument)
 889      */
 890
 891     /* Default password callback. */
 892     pem_password_cb *default_passwd_callback;
 893
 894     /* Default password callback user data. */
 895     void *default_passwd_callback_userdata;
 896
 897     /* get client cert callback */
 898     int (*client_cert_cb) (SSL *ssl, X509 **x509, EVP_PKEY **pkey);
 899
 900     /* cookie generate callback */
 901     int (*app_gen_cookie_cb) (SSL *ssl, unsigned char *cookie,
 902                               unsigned int *cookie_len);
 903
 904     /* verify cookie callback */
 905     int (*app_verify_cookie_cb) (SSL *ssl, unsigned char *cookie,
 906                                  unsigned int cookie_len);
 907
 908     CRYPTO_EX_DATA ex_data;
 909
 910     const EVP_MD *rsa_md5;      /* For SSLv2 - name is 'ssl2-md5' */
 911     const EVP_MD *md5;          /* For SSLv3/TLSv1 'ssl3-md5' */
 912     const EVP_MD *sha1;         /* For SSLv3/TLSv1 'ssl3->sha1' */
 913
 914     STACK_OF(X509) *extra_certs;
 915     STACK_OF(SSL_COMP) *comp_methods; /* stack of SSL_COMP, SSLv3/TLSv1 */
 916
 917     /* Default values used when no per-SSL value is defined follow */
 918
 919     /* used if SSL's info_callback is NULL */
 920     void (*info_callback) (const SSL *ssl, int type, int val);
 921
 922     /* what we put in client cert requests */
 923     STACK_OF(X509_NAME) *client_CA;
 924
 925     /*
 926      * Default values to use in SSL structures follow (these are copied by
 927      * SSL_new)
 928      */
 929
 930     unsigned long options;
 931     unsigned long mode;
 932     long max_cert_list;
 933
 934     struct cert_st /* CERT */ *cert;
 935     int read_ahead;
 936
 937     /* callback that allows applications to peek at protocol messages */
 938     void (*msg_callback) (int write_p, int version, int content_type,
 939                           const void *buf, size_t len, SSL *ssl, void *arg);
 940     void *msg_callback_arg;
 941
 942     int verify_mode;
 943     unsigned int sid_ctx_length;
 944     unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
 945     /* called 'verify_callback' in the SSL */
 946     int (*default_verify_callback) (int ok, X509_STORE_CTX *ctx);
 947
 948     /* Default generate session ID callback. */
 949     GEN_SESSION_CB generate_session_id;
 950
 951     X509_VERIFY_PARAM *param;
 952
 953 #  if 0
 954     int purpose;                /* Purpose setting */
 955     int trust;                  /* Trust setting */
 956 #  endif
 957
 958     int quiet_shutdown;
 959
 960     /*
 961      * Maximum amount of data to send in one fragment. actual record size can
 962      * be more than this due to padding and MAC overheads.
 963      */
 964     unsigned int max_send_fragment;
 965
 966 #  ifndef OPENSSL_NO_ENGINE
 967     /*
 968      * Engine to pass requests for client certs to
 969      */
 970     ENGINE *client_cert_engine;
 971 #  endif
 972
 973 #  ifndef OPENSSL_NO_TLSEXT
 974     /* TLS extensions servername callback */
 975     int (*tlsext_servername_callback) (SSL *, int *, void *);
 976     void *tlsext_servername_arg;
 977     /* RFC 4507 session ticket keys */
 978     unsigned char tlsext_tick_key_name[16];
 979     unsigned char tlsext_tick_hmac_key[16];
 980     unsigned char tlsext_tick_aes_key[16];
 981     /* Callback to support customisation of ticket key setting */
 982     int (*tlsext_ticket_key_cb) (SSL *ssl,
 983                                  unsigned char *name, unsigned char *iv,
 984                                  EVP_CIPHER_CTX *ectx,
 985                                  HMAC_CTX *hctx, int enc);
 986
 987     /* certificate status request info */
 988     /* Callback for status request */
 989     int (*tlsext_status_cb) (SSL *ssl, void *arg);
 990     void *tlsext_status_arg;
 991
 992     /* draft-rescorla-tls-opaque-prf-input-00.txt information */
 993     int (*tlsext_opaque_prf_input_callback) (SSL *, void *peerinput,
 994                                              size_t len, void *arg);
 995     void *tlsext_opaque_prf_input_callback_arg;
 996 #  endif
 997
 998 #  ifndef OPENSSL_NO_PSK
 999     char *psk_identity_hint;
1000     unsigned int (*psk_client_callback) (SSL *ssl, const char *hint,
1001                                          char *identity,
1002                                          unsigned int max_identity_len,
1003                                          unsigned char *psk,
1004                                          unsigned int max_psk_len);
1005     unsigned int (*psk_server_callback) (SSL *ssl, const char *identity,
1006                                          unsigned char *psk,
1007                                          unsigned int max_psk_len);
1008 #  endif
1009
1010 #  ifndef OPENSSL_NO_BUF_FREELISTS
1011 #   define SSL_MAX_BUF_FREELIST_LEN_DEFAULT 32
1012     unsigned int freelist_max_len;
1013     struct ssl3_buf_freelist_st *wbuf_freelist;
1014     struct ssl3_buf_freelist_st *rbuf_freelist;
1015 #  endif
1016 #  ifndef OPENSSL_NO_SRP
1017     SRP_CTX srp_ctx;            /* ctx for SRP authentication */
1018 #  endif
1019
1020 #  ifndef OPENSSL_NO_TLSEXT
1021
1022 #   ifndef OPENSSL_NO_NEXTPROTONEG
1023     /* Next protocol negotiation information */
1024     /* (for experimental NPN extension). */
1025
1026     /*
1027      * For a server, this contains a callback function by which the set of
1028      * advertised protocols can be provided.
1029      */
1030     int (*next_protos_advertised_cb) (SSL *s, const unsigned char **buf,
1031                                       unsigned int *len, void *arg);
1032     void *next_protos_advertised_cb_arg;
1033     /*
1034      * For a client, this contains a callback function that selects the next
1035      * protocol from the list provided by the server.
1036      */
1037     int (*next_proto_select_cb) (SSL *s, unsigned char **out,
1038                                  unsigned char *outlen,
1039                                  const unsigned char *in,
1040                                  unsigned int inlen, void *arg);
1041     void *next_proto_select_cb_arg;
1042 #   endif
1043     /* SRTP profiles we are willing to do from RFC 5764 */
1044     STACK_OF(SRTP_PROTECTION_PROFILE) *srtp_profiles;
1045 #  endif
1046 };
1047
1048 # endif
1049
1050 # define SSL_SESS_CACHE_OFF                      0x0000
1051 # define SSL_SESS_CACHE_CLIENT                   0x0001
1052 # define SSL_SESS_CACHE_SERVER                   0x0002
1053 # define SSL_SESS_CACHE_BOTH     (SSL_SESS_CACHE_CLIENT|SSL_SESS_CACHE_SERVER)
1054 # define SSL_SESS_CACHE_NO_AUTO_CLEAR            0x0080
1055 /* enough comments already ... see SSL_CTX_set_session_cache_mode(3) */
1056 # define SSL_SESS_CACHE_NO_INTERNAL_LOOKUP       0x0100
1057 # define SSL_SESS_CACHE_NO_INTERNAL_STORE        0x0200
1058 # define SSL_SESS_CACHE_NO_INTERNAL \
1059         (SSL_SESS_CACHE_NO_INTERNAL_LOOKUP|SSL_SESS_CACHE_NO_INTERNAL_STORE)
1060
1061 LHASH_OF(SSL_SESSION) *SSL_CTX_sessions(SSL_CTX *ctx);
1062 # define SSL_CTX_sess_number(ctx) \
1063         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_NUMBER,0,NULL)
1064 # define SSL_CTX_sess_connect(ctx) \
1065         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT,0,NULL)
1066 # define SSL_CTX_sess_connect_good(ctx) \
1067         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_GOOD,0,NULL)
1068 # define SSL_CTX_sess_connect_renegotiate(ctx) \
1069         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_RENEGOTIATE,0,NULL)
1070 # define SSL_CTX_sess_accept(ctx) \
1071         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT,0,NULL)
1072 # define SSL_CTX_sess_accept_renegotiate(ctx) \
1073         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_RENEGOTIATE,0,NULL)
1074 # define SSL_CTX_sess_accept_good(ctx) \
1075         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_GOOD,0,NULL)
1076 # define SSL_CTX_sess_hits(ctx) \
1077         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_HIT,0,NULL)
1078 # define SSL_CTX_sess_cb_hits(ctx) \
1079         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CB_HIT,0,NULL)
1080 # define SSL_CTX_sess_misses(ctx) \
1081         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_MISSES,0,NULL)
1082 # define SSL_CTX_sess_timeouts(ctx) \
1083         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_TIMEOUTS,0,NULL)
1084 # define SSL_CTX_sess_cache_full(ctx) \
1085         SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CACHE_FULL,0,NULL)
1086
1087 void SSL_CTX_sess_set_new_cb(SSL_CTX *ctx,
1088                              int (*new_session_cb) (struct ssl_st *ssl,
1089                                                     SSL_SESSION *sess));
1090 int (*SSL_CTX_sess_get_new_cb(SSL_CTX *ctx)) (struct ssl_st *ssl,
1091                                               SSL_SESSION *sess);
1092 void SSL_CTX_sess_set_remove_cb(SSL_CTX *ctx,
1093                                 void (*remove_session_cb) (struct ssl_ctx_st
1094                                                            *ctx,
1095                                                            SSL_SESSION
1096                                                            *sess));
1097 void (*SSL_CTX_sess_get_remove_cb(SSL_CTX *ctx)) (struct ssl_ctx_st *ctx,
1098                                                   SSL_SESSION *sess);
1099 void SSL_CTX_sess_set_get_cb(SSL_CTX *ctx,
1100                              SSL_SESSION *(*get_session_cb) (struct ssl_st
1101                                                              *ssl,
1102                                                              unsigned char
1103                                                              *data, int len,
1104                                                              int *copy));
1105 SSL_SESSION *(*SSL_CTX_sess_get_get_cb(SSL_CTX *ctx)) (struct ssl_st *ssl,
1106                                                        unsigned char *Data,
1107                                                        int len, int *copy);
1108 void SSL_CTX_set_info_callback(SSL_CTX *ctx,
1109                                void (*cb) (const SSL *ssl, int type,
1110                                            int val));
1111 void (*SSL_CTX_get_info_callback(SSL_CTX *ctx)) (const SSL *ssl, int type,
1112                                                  int val);
1113 void SSL_CTX_set_client_cert_cb(SSL_CTX *ctx,
1114                                 int (*client_cert_cb) (SSL *ssl, X509 **x509,
1115                                                        EVP_PKEY **pkey));
1116 int (*SSL_CTX_get_client_cert_cb(SSL_CTX *ctx)) (SSL *ssl, X509 **x509,
1117                                                  EVP_PKEY **pkey);
1118 # ifndef OPENSSL_NO_ENGINE
1119 int SSL_CTX_set_client_cert_engine(SSL_CTX *ctx, ENGINE *e);
1120 # endif
1121 void SSL_CTX_set_cookie_generate_cb(SSL_CTX *ctx,
1122                                     int (*app_gen_cookie_cb) (SSL *ssl,
1123                                                               unsigned char
1124                                                               *cookie,
1125                                                               unsigned int
1126                                                               *cookie_len));
1127 void SSL_CTX_set_cookie_verify_cb(SSL_CTX *ctx,
1128                                   int (*app_verify_cookie_cb) (SSL *ssl,
1129                                                                unsigned char
1130                                                                *cookie,
1131                                                                unsigned int
1132                                                                cookie_len));
1133 # ifndef OPENSSL_NO_NEXTPROTONEG
1134 void SSL_CTX_set_next_protos_advertised_cb(SSL_CTX *s,
1135                                            int (*cb) (SSL *ssl,
1136                                                       const unsigned char
1137                                                       **out,
1138                                                       unsigned int *outlen,
1139                                                       void *arg), void *arg);
1140 void SSL_CTX_set_next_proto_select_cb(SSL_CTX *s,
1141                                       int (*cb) (SSL *ssl,
1142                                                  unsigned char **out,
1143                                                  unsigned char *outlen,
1144                                                  const unsigned char *in,
1145                                                  unsigned int inlen,
1146                                                  void *arg), void *arg);
1147
1148 int SSL_select_next_proto(unsigned char **out, unsigned char *outlen,
1149                           const unsigned char *in, unsigned int inlen,
1150                           const unsigned char *client,
1151                           unsigned int client_len);
1152 void SSL_get0_next_proto_negotiated(const SSL *s, const unsigned char **data,
1153                                     unsigned *len);
1154
1155 #  define OPENSSL_NPN_UNSUPPORTED 0
1156 #  define OPENSSL_NPN_NEGOTIATED  1
1157 #  define OPENSSL_NPN_NO_OVERLAP  2
1158 # endif
1159
1160 # ifndef OPENSSL_NO_PSK
1161 /*
1162  * the maximum length of the buffer given to callbacks containing the
1163  * resulting identity/psk
1164  */
1165 #  define PSK_MAX_IDENTITY_LEN 128
1166 #  define PSK_MAX_PSK_LEN 256
1167 void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx,
1168                                      unsigned int (*psk_client_callback) (SSL
1169                                                                           *ssl,
1170                                                                           const
1171                                                                           char
1172                                                                           *hint,
1173                                                                           char
1174                                                                           *identity,
1175                                                                           unsigned
1176                                                                           int
1177                                                                           max_identity_len,
1178                                                                           unsigned
1179                                                                           char
1180                                                                           *psk,
1181                                                                           unsigned
1182                                                                           int
1183                                                                           max_psk_len));
1184 void SSL_set_psk_client_callback(SSL *ssl,
1185                                  unsigned int (*psk_client_callback) (SSL
1186                                                                       *ssl,
1187                                                                       const
1188                                                                       char
1189                                                                       *hint,
1190                                                                       char
1191                                                                       *identity,
1192                                                                       unsigned
1193                                                                       int
1194                                                                       max_identity_len,
1195                                                                       unsigned
1196                                                                       char
1197                                                                       *psk,
1198                                                                       unsigned
1199                                                                       int
1200                                                                       max_psk_len));
1201 void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx,
1202                                      unsigned int (*psk_server_callback) (SSL
1203                                                                           *ssl,
1204                                                                           const
1205                                                                           char
1206                                                                           *identity,
1207                                                                           unsigned
1208                                                                           char
1209                                                                           *psk,
1210                                                                           unsigned
1211                                                                           int
1212                                                                           max_psk_len));
1213 void SSL_set_psk_server_callback(SSL *ssl,
1214                                  unsigned int (*psk_server_callback) (SSL
1215                                                                       *ssl,
1216                                                                       const
1217                                                                       char
1218                                                                       *identity,
1219                                                                       unsigned
1220                                                                       char
1221                                                                       *psk,
1222                                                                       unsigned
1223                                                                       int
1224                                                                       max_psk_len));
1225 int SSL_CTX_use_psk_identity_hint(SSL_CTX *ctx, const char *identity_hint);
1226 int SSL_use_psk_identity_hint(SSL *s, const char *identity_hint);
1227 const char *SSL_get_psk_identity_hint(const SSL *s);
1228 const char *SSL_get_psk_identity(const SSL *s);
1229 # endif
1230
1231 # define SSL_NOTHING     1
1232 # define SSL_WRITING     2
1233 # define SSL_READING     3
1234 # define SSL_X509_LOOKUP 4
1235
1236 /* These will only be used when doing non-blocking IO */
1237 # define SSL_want_nothing(s)     (SSL_want(s) == SSL_NOTHING)
1238 # define SSL_want_read(s)        (SSL_want(s) == SSL_READING)
1239 # define SSL_want_write(s)       (SSL_want(s) == SSL_WRITING)
1240 # define SSL_want_x509_lookup(s) (SSL_want(s) == SSL_X509_LOOKUP)
1241
1242 # define SSL_MAC_FLAG_READ_MAC_STREAM 1
1243 # define SSL_MAC_FLAG_WRITE_MAC_STREAM 2
1244
1245 # ifndef OPENSSL_NO_SSL_INTERN
1246
1247 struct ssl_st {
1248     /*
1249      * protocol version (one of SSL2_VERSION, SSL3_VERSION, TLS1_VERSION,
1250      * DTLS1_VERSION)
1251      */
1252     int version;
1253     /* SSL_ST_CONNECT or SSL_ST_ACCEPT */
1254     int type;
1255     /* SSLv3 */
1256     const SSL_METHOD *method;
1257     /*
1258      * There are 2 BIO's even though they are normally both the same.  This
1259      * is so data can be read and written to different handlers
1260      */
1261 #  ifndef OPENSSL_NO_BIO
1262     /* used by SSL_read */
1263     BIO *rbio;
1264     /* used by SSL_write */
1265     BIO *wbio;
1266     /* used during session-id reuse to concatenate messages */
1267     BIO *bbio;
1268 #  else
1269     /* used by SSL_read */
1270     char *rbio;
1271     /* used by SSL_write */
1272     char *wbio;
1273     char *bbio;
1274 #  endif
1275     /*
1276      * This holds a variable that indicates what we were doing when a 0 or -1
1277      * is returned.  This is needed for non-blocking IO so we know what
1278      * request needs re-doing when in SSL_accept or SSL_connect
1279      */
1280     int rwstate;
1281     /* true when we are actually in SSL_accept() or SSL_connect() */
1282     int in_handshake;
1283     int (*handshake_func) (SSL *);
1284     /*
1285      * Imagine that here's a boolean member "init" that is switched as soon
1286      * as SSL_set_{accept/connect}_state is called for the first time, so
1287      * that "state" and "handshake_func" are properly initialized.  But as
1288      * handshake_func is == 0 until then, we use this test instead of an
1289      * "init" member.
1290      */
1291     /* are we the server side? - mostly used by SSL_clear */
1292     int server;
1293     /*
1294      * Generate a new session or reuse an old one.
1295      * NB: For servers, the 'new' session may actually be a previously
1296      * cached session or even the previous session unless
1297      * SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION is set
1298      */
1299     int new_session;
1300     /* don't send shutdown packets */
1301     int quiet_shutdown;
1302     /* we have shut things down, 0x01 sent, 0x02 for received */
1303     int shutdown;
1304     /* where we are */
1305     int state;
1306     /* where we are when reading */
1307     int rstate;
1308     BUF_MEM *init_buf;          /* buffer used during init */
1309     void *init_msg;             /* pointer to handshake message body, set by
1310                                  * ssl3_get_message() */
1311     int init_num;               /* amount read/written */
1312     int init_off;               /* amount read/written */
1313     /* used internally to point at a raw packet */
1314     unsigned char *packet;
1315     unsigned int packet_length;
1316     struct ssl2_state_st *s2;   /* SSLv2 variables */
1317     struct ssl3_state_st *s3;   /* SSLv3 variables */
1318     struct dtls1_state_st *d1;  /* DTLSv1 variables */
1319     int read_ahead;             /* Read as many input bytes as possible (for
1320                                  * non-blocking reads) */
1321     /* callback that allows applications to peek at protocol messages */
1322     void (*msg_callback) (int write_p, int version, int content_type,
1323                           const void *buf, size_t len, SSL *ssl, void *arg);
1324     void *msg_callback_arg;
1325     int hit;                    /* reusing a previous session */
1326     X509_VERIFY_PARAM *param;
1327 #  if 0
1328     int purpose;                /* Purpose setting */
1329     int trust;                  /* Trust setting */
1330 #  endif
1331     /* crypto */
1332     STACK_OF(SSL_CIPHER) *cipher_list;
1333     STACK_OF(SSL_CIPHER) *cipher_list_by_id;
1334     /*
1335      * These are the ones being used, the ones in SSL_SESSION are the ones to
1336      * be 'copied' into these ones
1337      */
1338     int mac_flags;
1339     EVP_CIPHER_CTX *enc_read_ctx; /* cryptographic state */
1340     EVP_MD_CTX *read_hash;      /* used for mac generation */
1341 #  ifndef OPENSSL_NO_COMP
1342     COMP_CTX *expand;           /* uncompress */
1343 #  else
1344     char *expand;
1345 #  endif
1346     EVP_CIPHER_CTX *enc_write_ctx; /* cryptographic state */
1347     EVP_MD_CTX *write_hash;     /* used for mac generation */
1348 #  ifndef OPENSSL_NO_COMP
1349     COMP_CTX *compress;         /* compression */
1350 #  else
1351     char *compress;
1352 #  endif
1353     /* session info */
1354     /* client cert? */
1355     /* This is used to hold the server certificate used */
1356     struct cert_st /* CERT */ *cert;
1357     /*
1358      * the session_id_context is used to ensure sessions are only reused in
1359      * the appropriate context
1360      */
1361     unsigned int sid_ctx_length;
1362     unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
1363     /* This can also be in the session once a session is established */
1364     SSL_SESSION *session;
1365     /* Default generate session ID callback. */
1366     GEN_SESSION_CB generate_session_id;
1367     /* Used in SSL2 and SSL3 */
1368     /*
1369      * 0 don't care about verify failure.
1370      * 1 fail if verify fails
1371      */
1372     int verify_mode;
1373     /* fail if callback returns 0 */
1374     int (*verify_callback) (int ok, X509_STORE_CTX *ctx);
1375     /* optional informational callback */
1376     void (*info_callback) (const SSL *ssl, int type, int val);
1377     /* error bytes to be written */
1378     int error;
1379     /* actual code */
1380     int error_code;
1381 #  ifndef OPENSSL_NO_KRB5
1382     /* Kerberos 5 context */
1383     KSSL_CTX *kssl_ctx;
1384 #  endif                        /* OPENSSL_NO_KRB5 */
1385 #  ifndef OPENSSL_NO_PSK
1386     unsigned int (*psk_client_callback) (SSL *ssl, const char *hint,
1387                                          char *identity,
1388                                          unsigned int max_identity_len,
1389                                          unsigned char *psk,
1390                                          unsigned int max_psk_len);
1391     unsigned int (*psk_server_callback) (SSL *ssl, const char *identity,
1392                                          unsigned char *psk,
1393                                          unsigned int max_psk_len);
1394 #  endif
1395     SSL_CTX *ctx;
1396     /*
1397      * set this flag to 1 and a sleep(1) is put into all SSL_read() and
1398      * SSL_write() calls, good for nbio debuging :-)
1399      */
1400     int debug;
1401     /* extra application data */
1402     long verify_result;
1403     CRYPTO_EX_DATA ex_data;
1404     /* for server side, keep the list of CA_dn we can use */
1405     STACK_OF(X509_NAME) *client_CA;
1406     int references;
1407     /* protocol behaviour */
1408     unsigned long options;
1409     /* API behaviour */
1410     unsigned long mode;
1411     long max_cert_list;
1412     int first_packet;
1413     /* what was passed, used for SSLv3/TLS rollback check */
1414     int client_version;
1415     unsigned int max_send_fragment;
1416 #  ifndef OPENSSL_NO_TLSEXT
1417     /* TLS extension debug callback */
1418     void (*tlsext_debug_cb) (SSL *s, int client_server, int type,
1419                              unsigned char *data, int len, void *arg);
1420     void *tlsext_debug_arg;
1421     char *tlsext_hostname;
1422     /*-
1423      * no further mod of servername
1424      * 0 : call the servername extension callback.
1425      * 1 : prepare 2, allow last ack just after in server callback.
1426      * 2 : don't call servername callback, no ack in server hello
1427      */
1428     int servername_done;
1429     /* certificate status request info */
1430     /* Status type or -1 if no status type */
1431     int tlsext_status_type;
1432     /* Expect OCSP CertificateStatus message */
1433     int tlsext_status_expected;
1434     /* OCSP status request only */
1435     STACK_OF(OCSP_RESPID) *tlsext_ocsp_ids;
1436     X509_EXTENSIONS *tlsext_ocsp_exts;
1437     /* OCSP response received or to be sent */
1438     unsigned char *tlsext_ocsp_resp;
1439     int tlsext_ocsp_resplen;
1440     /* RFC4507 session ticket expected to be received or sent */
1441     int tlsext_ticket_expected;
1442 #   ifndef OPENSSL_NO_EC
1443     size_t tlsext_ecpointformatlist_length;
1444     /* our list */
1445     unsigned char *tlsext_ecpointformatlist;
1446     size_t tlsext_ellipticcurvelist_length;
1447     /* our list */
1448     unsigned char *tlsext_ellipticcurvelist;
1449 #   endif                       /* OPENSSL_NO_EC */
1450     /*
1451      * draft-rescorla-tls-opaque-prf-input-00.txt information to be used for
1452      * handshakes
1453      */
1454     void *tlsext_opaque_prf_input;
1455     size_t tlsext_opaque_prf_input_len;
1456     /* TLS Session Ticket extension override */
1457     TLS_SESSION_TICKET_EXT *tlsext_session_ticket;
1458     /* TLS Session Ticket extension callback */
1459     tls_session_ticket_ext_cb_fn tls_session_ticket_ext_cb;
1460     void *tls_session_ticket_ext_cb_arg;
1461     /* TLS pre-shared secret session resumption */
1462     tls_session_secret_cb_fn tls_session_secret_cb;
1463     void *tls_session_secret_cb_arg;
1464     SSL_CTX *initial_ctx;       /* initial ctx, used to store sessions */
1465 #   ifndef OPENSSL_NO_NEXTPROTONEG
1466     /*
1467      * Next protocol negotiation. For the client, this is the protocol that
1468      * we sent in NextProtocol and is set when handling ServerHello
1469      * extensions. For a server, this is the client's selected_protocol from
1470      * NextProtocol and is set when handling the NextProtocol message, before
1471      * the Finished message.
1472      */
1473     unsigned char *next_proto_negotiated;
1474     unsigned char next_proto_negotiated_len;
1475 #   endif
1476 #   define session_ctx initial_ctx
1477     /* What we'll do */
1478     STACK_OF(SRTP_PROTECTION_PROFILE) *srtp_profiles;
1479     /* What's been chosen */
1480     SRTP_PROTECTION_PROFILE *srtp_profile;
1481         /*-
1482          * Is use of the Heartbeat extension negotiated?
1483          * 0: disabled
1484          * 1: enabled
1485          * 2: enabled, but not allowed to send Requests
1486          */
1487     unsigned int tlsext_heartbeat;
1488     /* Indicates if a HeartbeatRequest is in flight */
1489     unsigned int tlsext_hb_pending;
1490     /* HeartbeatRequest sequence number */
1491     unsigned int tlsext_hb_seq;
1492 #  else
1493 #   define session_ctx ctx
1494 #  endif                        /* OPENSSL_NO_TLSEXT */
1495     /*-
1496      * 1 if we are renegotiating.
1497      * 2 if we are a server and are inside a handshake
1498      * (i.e. not just sending a HelloRequest)
1499      */
1500     int renegotiate;
1501 #  ifndef OPENSSL_NO_SRP
1502     /* ctx for SRP authentication */
1503     SRP_CTX srp_ctx;
1504 #  endif
1505 };
1506
1507 # endif
1508
1509 #ifdef __cplusplus
1510 }
1511 #endif
1512
1513 # include <openssl/ssl2.h>
1514 # include <openssl/ssl3.h>
1515 # include <openssl/tls1.h>      /* This is mostly sslv3 with a few tweaks */
1516 # include <openssl/dtls1.h>     /* Datagram TLS */
1517 # include <openssl/ssl23.h>
1518 # include <openssl/srtp.h>      /* Support for the use_srtp extension */
1519
1520 #ifdef  __cplusplus
1521 extern "C" {
1522 #endif
1523
1524 /* compatibility */
1525 # define SSL_set_app_data(s,arg)         (SSL_set_ex_data(s,0,(char *)arg))
1526 # define SSL_get_app_data(s)             (SSL_get_ex_data(s,0))
1527 # define SSL_SESSION_set_app_data(s,a)   (SSL_SESSION_set_ex_data(s,0,(char *)a))
1528 # define SSL_SESSION_get_app_data(s)     (SSL_SESSION_get_ex_data(s,0))
1529 # define SSL_CTX_get_app_data(ctx)       (SSL_CTX_get_ex_data(ctx,0))
1530 # define SSL_CTX_set_app_data(ctx,arg)   (SSL_CTX_set_ex_data(ctx,0,(char *)arg))
1531
1532 /*
1533  * The following are the possible values for ssl->state are are used to
1534  * indicate where we are up to in the SSL connection establishment. The
1535  * macros that follow are about the only things you should need to use and
1536  * even then, only when using non-blocking IO. It can also be useful to work
1537  * out where you were when the connection failed
1538  */
1539
1540 # define SSL_ST_CONNECT                  0x1000
1541 # define SSL_ST_ACCEPT                   0x2000
1542 # define SSL_ST_MASK                     0x0FFF
1543 # define SSL_ST_INIT                     (SSL_ST_CONNECT|SSL_ST_ACCEPT)
1544 # define SSL_ST_BEFORE                   0x4000
1545 # define SSL_ST_OK                       0x03
1546 # define SSL_ST_RENEGOTIATE              (0x04|SSL_ST_INIT)
1547
1548 # define SSL_CB_LOOP                     0x01
1549 # define SSL_CB_EXIT                     0x02
1550 # define SSL_CB_READ                     0x04
1551 # define SSL_CB_WRITE                    0x08
1552 # define SSL_CB_ALERT                    0x4000/* used in callback */
1553 # define SSL_CB_READ_ALERT               (SSL_CB_ALERT|SSL_CB_READ)
1554 # define SSL_CB_WRITE_ALERT              (SSL_CB_ALERT|SSL_CB_WRITE)
1555 # define SSL_CB_ACCEPT_LOOP              (SSL_ST_ACCEPT|SSL_CB_LOOP)
1556 # define SSL_CB_ACCEPT_EXIT              (SSL_ST_ACCEPT|SSL_CB_EXIT)
1557 # define SSL_CB_CONNECT_LOOP             (SSL_ST_CONNECT|SSL_CB_LOOP)
1558 # define SSL_CB_CONNECT_EXIT             (SSL_ST_CONNECT|SSL_CB_EXIT)
1559 # define SSL_CB_HANDSHAKE_START          0x10
1560 # define SSL_CB_HANDSHAKE_DONE           0x20
1561
1562 /* Is the SSL_connection established? */
1563 # define SSL_get_state(a)                SSL_state(a)
1564 # define SSL_is_init_finished(a)         (SSL_state(a) == SSL_ST_OK)
1565 # define SSL_in_init(a)                  (SSL_state(a)&SSL_ST_INIT)
1566 # define SSL_in_before(a)                (SSL_state(a)&SSL_ST_BEFORE)
1567 # define SSL_in_connect_init(a)          (SSL_state(a)&SSL_ST_CONNECT)
1568 # define SSL_in_accept_init(a)           (SSL_state(a)&SSL_ST_ACCEPT)
1569
1570 /*
1571  * The following 2 states are kept in ssl->rstate when reads fail, you should
1572  * not need these
1573  */
1574 # define SSL_ST_READ_HEADER                      0xF0
1575 # define SSL_ST_READ_BODY                        0xF1
1576 # define SSL_ST_READ_DONE                        0xF2
1577
1578 /*-
1579  * Obtain latest Finished message
1580  *   -- that we sent (SSL_get_finished)
1581  *   -- that we expected from peer (SSL_get_peer_finished).
1582  * Returns length (0 == no Finished so far), copies up to 'count' bytes.
1583  */
1584 size_t SSL_get_finished(const SSL *s, void *buf, size_t count);
1585 size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count);
1586
1587 /*
1588  * use either SSL_VERIFY_NONE or SSL_VERIFY_PEER, the last 2 options are
1589  * 'ored' with SSL_VERIFY_PEER if they are desired
1590  */
1591 # define SSL_VERIFY_NONE                 0x00
1592 # define SSL_VERIFY_PEER                 0x01
1593 # define SSL_VERIFY_FAIL_IF_NO_PEER_CERT 0x02
1594 # define SSL_VERIFY_CLIENT_ONCE          0x04
1595
1596 # define OpenSSL_add_ssl_algorithms()    SSL_library_init()
1597 # define SSLeay_add_ssl_algorithms()     SSL_library_init()
1598
1599 /* this is for backward compatibility */
1600 # if 0                          /* NEW_SSLEAY */
1601 #  define SSL_CTX_set_default_verify(a,b,c) SSL_CTX_set_verify(a,b,c)
1602 #  define SSL_set_pref_cipher(c,n)        SSL_set_cipher_list(c,n)
1603 #  define SSL_add_session(a,b)            SSL_CTX_add_session((a),(b))
1604 #  define SSL_remove_session(a,b)         SSL_CTX_remove_session((a),(b))
1605 #  define SSL_flush_sessions(a,b)         SSL_CTX_flush_sessions((a),(b))
1606 # endif
1607 /* More backward compatibility */
1608 # define SSL_get_cipher(s) \
1609                 SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1610 # define SSL_get_cipher_bits(s,np) \
1611                 SSL_CIPHER_get_bits(SSL_get_current_cipher(s),np)
1612 # define SSL_get_cipher_version(s) \
1613                 SSL_CIPHER_get_version(SSL_get_current_cipher(s))
1614 # define SSL_get_cipher_name(s) \
1615                 SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1616 # define SSL_get_time(a)         SSL_SESSION_get_time(a)
1617 # define SSL_set_time(a,b)       SSL_SESSION_set_time((a),(b))
1618 # define SSL_get_timeout(a)      SSL_SESSION_get_timeout(a)
1619 # define SSL_set_timeout(a,b)    SSL_SESSION_set_timeout((a),(b))
1620
1621 # define d2i_SSL_SESSION_bio(bp,s_id) ASN1_d2i_bio_of(SSL_SESSION,SSL_SESSION_new,d2i_SSL_SESSION,bp,s_id)
1622 # define i2d_SSL_SESSION_bio(bp,s_id) ASN1_i2d_bio_of(SSL_SESSION,i2d_SSL_SESSION,bp,s_id)
1623
1624 DECLARE_PEM_rw(SSL_SESSION, SSL_SESSION)
1625 # define SSL_AD_REASON_OFFSET            1000/* offset to get SSL_R_... value
1626                                               * from SSL_AD_... */
1627 /* These alert types are for SSLv3 and TLSv1 */
1628 # define SSL_AD_CLOSE_NOTIFY             SSL3_AD_CLOSE_NOTIFY
1629 /* fatal */
1630 # define SSL_AD_UNEXPECTED_MESSAGE       SSL3_AD_UNEXPECTED_MESSAGE
1631 /* fatal */
1632 # define SSL_AD_BAD_RECORD_MAC           SSL3_AD_BAD_RECORD_MAC
1633 # define SSL_AD_DECRYPTION_FAILED        TLS1_AD_DECRYPTION_FAILED
1634 # define SSL_AD_RECORD_OVERFLOW          TLS1_AD_RECORD_OVERFLOW
1635 /* fatal */
1636 # define SSL_AD_DECOMPRESSION_FAILURE    SSL3_AD_DECOMPRESSION_FAILURE
1637 /* fatal */
1638 # define SSL_AD_HANDSHAKE_FAILURE        SSL3_AD_HANDSHAKE_FAILURE
1639 /* Not for TLS */
1640 # define SSL_AD_NO_CERTIFICATE           SSL3_AD_NO_CERTIFICATE
1641 # define SSL_AD_BAD_CERTIFICATE          SSL3_AD_BAD_CERTIFICATE
1642 # define SSL_AD_UNSUPPORTED_CERTIFICATE  SSL3_AD_UNSUPPORTED_CERTIFICATE
1643 # define SSL_AD_CERTIFICATE_REVOKED      SSL3_AD_CERTIFICATE_REVOKED
1644 # define SSL_AD_CERTIFICATE_EXPIRED      SSL3_AD_CERTIFICATE_EXPIRED
1645 # define SSL_AD_CERTIFICATE_UNKNOWN      SSL3_AD_CERTIFICATE_UNKNOWN
1646 /* fatal */
1647 # define SSL_AD_ILLEGAL_PARAMETER        SSL3_AD_ILLEGAL_PARAMETER
1648 /* fatal */
1649 # define SSL_AD_UNKNOWN_CA               TLS1_AD_UNKNOWN_CA
1650 /* fatal */
1651 # define SSL_AD_ACCESS_DENIED            TLS1_AD_ACCESS_DENIED
1652 /* fatal */
1653 # define SSL_AD_DECODE_ERROR             TLS1_AD_DECODE_ERROR
1654 # define SSL_AD_DECRYPT_ERROR            TLS1_AD_DECRYPT_ERROR
1655 /* fatal */
1656 # define SSL_AD_EXPORT_RESTRICTION       TLS1_AD_EXPORT_RESTRICTION
1657 /* fatal */
1658 # define SSL_AD_PROTOCOL_VERSION         TLS1_AD_PROTOCOL_VERSION
1659 /* fatal */
1660 # define SSL_AD_INSUFFICIENT_SECURITY    TLS1_AD_INSUFFICIENT_SECURITY
1661 /* fatal */
1662 # define SSL_AD_INTERNAL_ERROR           TLS1_AD_INTERNAL_ERROR
1663 # define SSL_AD_USER_CANCELLED           TLS1_AD_USER_CANCELLED
1664 # define SSL_AD_NO_RENEGOTIATION         TLS1_AD_NO_RENEGOTIATION
1665 # define SSL_AD_UNSUPPORTED_EXTENSION    TLS1_AD_UNSUPPORTED_EXTENSION
1666 # define SSL_AD_CERTIFICATE_UNOBTAINABLE TLS1_AD_CERTIFICATE_UNOBTAINABLE
1667 # define SSL_AD_UNRECOGNIZED_NAME        TLS1_AD_UNRECOGNIZED_NAME
1668 # define SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE
1669 # define SSL_AD_BAD_CERTIFICATE_HASH_VALUE TLS1_AD_BAD_CERTIFICATE_HASH_VALUE
1670 /* fatal */
1671 # define SSL_AD_UNKNOWN_PSK_IDENTITY     TLS1_AD_UNKNOWN_PSK_IDENTITY
1672 /* fatal */
1673 # define SSL_AD_INAPPROPRIATE_FALLBACK   TLS1_AD_INAPPROPRIATE_FALLBACK
1674 # define SSL_ERROR_NONE                  0
1675 # define SSL_ERROR_SSL                   1
1676 # define SSL_ERROR_WANT_READ             2
1677 # define SSL_ERROR_WANT_WRITE            3
1678 # define SSL_ERROR_WANT_X509_LOOKUP      4
1679 # define SSL_ERROR_SYSCALL               5/* look at error stack/return
1680                                            * value/errno */
1681 # define SSL_ERROR_ZERO_RETURN           6
1682 # define SSL_ERROR_WANT_CONNECT          7
1683 # define SSL_ERROR_WANT_ACCEPT           8
1684 # define SSL_CTRL_NEED_TMP_RSA                   1
1685 # define SSL_CTRL_SET_TMP_RSA                    2
1686 # define SSL_CTRL_SET_TMP_DH                     3
1687 # define SSL_CTRL_SET_TMP_ECDH                   4
1688 # define SSL_CTRL_SET_TMP_RSA_CB                 5
1689 # define SSL_CTRL_SET_TMP_DH_CB                  6
1690 # define SSL_CTRL_SET_TMP_ECDH_CB                7
1691 # define SSL_CTRL_GET_SESSION_REUSED             8
1692 # define SSL_CTRL_GET_CLIENT_CERT_REQUEST        9
1693 # define SSL_CTRL_GET_NUM_RENEGOTIATIONS         10
1694 # define SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS       11
1695 # define SSL_CTRL_GET_TOTAL_RENEGOTIATIONS       12
1696 # define SSL_CTRL_GET_FLAGS                      13
1697 # define SSL_CTRL_EXTRA_CHAIN_CERT               14
1698 # define SSL_CTRL_SET_MSG_CALLBACK               15
1699 # define SSL_CTRL_SET_MSG_CALLBACK_ARG           16
1700 /* only applies to datagram connections */
1701 # define SSL_CTRL_SET_MTU                17
1702 /* Stats */
1703 # define SSL_CTRL_SESS_NUMBER                    20
1704 # define SSL_CTRL_SESS_CONNECT                   21
1705 # define SSL_CTRL_SESS_CONNECT_GOOD              22
1706 # define SSL_CTRL_SESS_CONNECT_RENEGOTIATE       23
1707 # define SSL_CTRL_SESS_ACCEPT                    24
1708 # define SSL_CTRL_SESS_ACCEPT_GOOD               25
1709 # define SSL_CTRL_SESS_ACCEPT_RENEGOTIATE        26
1710 # define SSL_CTRL_SESS_HIT                       27
1711 # define SSL_CTRL_SESS_CB_HIT                    28
1712 # define SSL_CTRL_SESS_MISSES                    29
1713 # define SSL_CTRL_SESS_TIMEOUTS                  30
1714 # define SSL_CTRL_SESS_CACHE_FULL                31
1715 # define SSL_CTRL_OPTIONS                        32
1716 # define SSL_CTRL_MODE                           33
1717 # define SSL_CTRL_GET_READ_AHEAD                 40
1718 # define SSL_CTRL_SET_READ_AHEAD                 41
1719 # define SSL_CTRL_SET_SESS_CACHE_SIZE            42
1720 # define SSL_CTRL_GET_SESS_CACHE_SIZE            43
1721 # define SSL_CTRL_SET_SESS_CACHE_MODE            44
1722 # define SSL_CTRL_GET_SESS_CACHE_MODE            45
1723 # define SSL_CTRL_GET_MAX_CERT_LIST              50
1724 # define SSL_CTRL_SET_MAX_CERT_LIST              51
1725 # define SSL_CTRL_SET_MAX_SEND_FRAGMENT          52
1726 /* see tls1.h for macros based on these */
1727 # ifndef OPENSSL_NO_TLSEXT
1728 #  define SSL_CTRL_SET_TLSEXT_SERVERNAME_CB       53
1729 #  define SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG      54
1730 #  define SSL_CTRL_SET_TLSEXT_HOSTNAME            55
1731 #  define SSL_CTRL_SET_TLSEXT_DEBUG_CB            56
1732 #  define SSL_CTRL_SET_TLSEXT_DEBUG_ARG           57
1733 #  define SSL_CTRL_GET_TLSEXT_TICKET_KEYS         58
1734 #  define SSL_CTRL_SET_TLSEXT_TICKET_KEYS         59
1735 #  define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT    60
1736 #  define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB 61
1737 #  define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB_ARG 62
1738 #  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB       63
1739 #  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB_ARG   64
1740 #  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_TYPE     65
1741 #  define SSL_CTRL_GET_TLSEXT_STATUS_REQ_EXTS     66
1742 #  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_EXTS     67
1743 #  define SSL_CTRL_GET_TLSEXT_STATUS_REQ_IDS      68
1744 #  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_IDS      69
1745 #  define SSL_CTRL_GET_TLSEXT_STATUS_REQ_OCSP_RESP        70
1746 #  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_OCSP_RESP        71
1747 #  define SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB       72
1748 #  define SSL_CTRL_SET_TLS_EXT_SRP_USERNAME_CB    75
1749 #  define SSL_CTRL_SET_SRP_VERIFY_PARAM_CB                76
1750 #  define SSL_CTRL_SET_SRP_GIVE_CLIENT_PWD_CB             77
1751 #  define SSL_CTRL_SET_SRP_ARG            78
1752 #  define SSL_CTRL_SET_TLS_EXT_SRP_USERNAME               79
1753 #  define SSL_CTRL_SET_TLS_EXT_SRP_STRENGTH               80
1754 #  define SSL_CTRL_SET_TLS_EXT_SRP_PASSWORD               81
1755 #  ifndef OPENSSL_NO_HEARTBEATS
1756 #   define SSL_CTRL_TLS_EXT_SEND_HEARTBEAT                         85
1757 #   define SSL_CTRL_GET_TLS_EXT_HEARTBEAT_PENDING          86
1758 #   define SSL_CTRL_SET_TLS_EXT_HEARTBEAT_NO_REQUESTS      87
1759 #  endif
1760 # endif
1761 # define DTLS_CTRL_GET_TIMEOUT           73
1762 # define DTLS_CTRL_HANDLE_TIMEOUT        74
1763 # define DTLS_CTRL_LISTEN                        75
1764 # define SSL_CTRL_GET_RI_SUPPORT                 76
1765 # define SSL_CTRL_CLEAR_OPTIONS                  77
1766 # define SSL_CTRL_CLEAR_MODE                     78
1767 # define SSL_CTRL_GET_EXTRA_CHAIN_CERTS          82
1768 # define SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS        83
1769 # define SSL_CTRL_CHECK_PROTO_VERSION            119
1770 # define DTLS_CTRL_SET_LINK_MTU                  120
1771 # define DTLS_CTRL_GET_LINK_MIN_MTU              121
1772 # define DTLSv1_get_timeout(ssl, arg) \
1773         SSL_ctrl(ssl,DTLS_CTRL_GET_TIMEOUT,0, (void *)arg)
1774 # define DTLSv1_handle_timeout(ssl) \
1775         SSL_ctrl(ssl,DTLS_CTRL_HANDLE_TIMEOUT,0, NULL)
1776 # define DTLSv1_listen(ssl, peer) \
1777         SSL_ctrl(ssl,DTLS_CTRL_LISTEN,0, (void *)peer)
1778 # define SSL_session_reused(ssl) \
1779         SSL_ctrl((ssl),SSL_CTRL_GET_SESSION_REUSED,0,NULL)
1780 # define SSL_num_renegotiations(ssl) \
1781         SSL_ctrl((ssl),SSL_CTRL_GET_NUM_RENEGOTIATIONS,0,NULL)
1782 # define SSL_clear_num_renegotiations(ssl) \
1783         SSL_ctrl((ssl),SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS,0,NULL)
1784 # define SSL_total_renegotiations(ssl) \
1785         SSL_ctrl((ssl),SSL_CTRL_GET_TOTAL_RENEGOTIATIONS,0,NULL)
1786 # define SSL_CTX_need_tmp_RSA(ctx) \
1787         SSL_CTX_ctrl(ctx,SSL_CTRL_NEED_TMP_RSA,0,NULL)
1788 # define SSL_CTX_set_tmp_rsa(ctx,rsa) \
1789         SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
1790 # define SSL_CTX_set_tmp_dh(ctx,dh) \
1791         SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
1792 # define SSL_CTX_set_tmp_ecdh(ctx,ecdh) \
1793         SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
1794 # define SSL_need_tmp_RSA(ssl) \
1795         SSL_ctrl(ssl,SSL_CTRL_NEED_TMP_RSA,0,NULL)
1796 # define SSL_set_tmp_rsa(ssl,rsa) \
1797         SSL_ctrl(ssl,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
1798 # define SSL_set_tmp_dh(ssl,dh) \
1799         SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
1800 # define SSL_set_tmp_ecdh(ssl,ecdh) \
1801         SSL_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
1802 # define SSL_CTX_add_extra_chain_cert(ctx,x509) \
1803         SSL_CTX_ctrl(ctx,SSL_CTRL_EXTRA_CHAIN_CERT,0,(char *)x509)
1804 # define SSL_CTX_get_extra_chain_certs(ctx,px509) \
1805         SSL_CTX_ctrl(ctx,SSL_CTRL_GET_EXTRA_CHAIN_CERTS,0,px509)
1806 # define SSL_CTX_clear_extra_chain_certs(ctx) \
1807         SSL_CTX_ctrl(ctx,SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS,0,NULL)
1808 # ifndef OPENSSL_NO_BIO
1809 BIO_METHOD *BIO_f_ssl(void);
1810 BIO *BIO_new_ssl(SSL_CTX *ctx, int client);
1811 BIO *BIO_new_ssl_connect(SSL_CTX *ctx);
1812 BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx);
1813 int BIO_ssl_copy_session_id(BIO *to, BIO *from);
1814 void BIO_ssl_shutdown(BIO *ssl_bio);
1815
1816 # endif
1817
1818 int SSL_CTX_set_cipher_list(SSL_CTX *, const char *str);
1819 SSL_CTX *SSL_CTX_new(const SSL_METHOD *meth);
1820 void SSL_CTX_free(SSL_CTX *);
1821 long SSL_CTX_set_timeout(SSL_CTX *ctx, long t);
1822 long SSL_CTX_get_timeout(const SSL_CTX *ctx);
1823 X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *);
1824 void SSL_CTX_set_cert_store(SSL_CTX *, X509_STORE *);
1825 int SSL_want(const SSL *s);
1826 int SSL_clear(SSL *s);
1827
1828 void SSL_CTX_flush_sessions(SSL_CTX *ctx, long tm);
1829
1830 const SSL_CIPHER *SSL_get_current_cipher(const SSL *s);
1831 int SSL_CIPHER_get_bits(const SSL_CIPHER *c, int *alg_bits);
1832 char *SSL_CIPHER_get_version(const SSL_CIPHER *c);
1833 const char *SSL_CIPHER_get_name(const SSL_CIPHER *c);
1834 unsigned long SSL_CIPHER_get_id(const SSL_CIPHER *c);
1835
1836 int SSL_get_fd(const SSL *s);
1837 int SSL_get_rfd(const SSL *s);
1838 int SSL_get_wfd(const SSL *s);
1839 const char *SSL_get_cipher_list(const SSL *s, int n);
1840 char *SSL_get_shared_ciphers(const SSL *s, char *buf, int len);
1841 int SSL_get_read_ahead(const SSL *s);
1842 int SSL_pending(const SSL *s);
1843 # ifndef OPENSSL_NO_SOCK
1844 int SSL_set_fd(SSL *s, int fd);
1845 int SSL_set_rfd(SSL *s, int fd);
1846 int SSL_set_wfd(SSL *s, int fd);
1847 # endif
1848 # ifndef OPENSSL_NO_BIO
1849 void SSL_set_bio(SSL *s, BIO *rbio, BIO *wbio);
1850 BIO *SSL_get_rbio(const SSL *s);
1851 BIO *SSL_get_wbio(const SSL *s);
1852 # endif
1853 int SSL_set_cipher_list(SSL *s, const char *str);
1854 void SSL_set_read_ahead(SSL *s, int yes);
1855 int SSL_get_verify_mode(const SSL *s);
1856 int SSL_get_verify_depth(const SSL *s);
1857 int (*SSL_get_verify_callback(const SSL *s)) (int, X509_STORE_CTX *);
1858 void SSL_set_verify(SSL *s, int mode,
1859                     int (*callback) (int ok, X509_STORE_CTX *ctx));
1860 void SSL_set_verify_depth(SSL *s, int depth);
1861 # ifndef OPENSSL_NO_RSA
1862 int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa);
1863 # endif
1864 int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, unsigned char *d, long len);
1865 int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey);
1866 int SSL_use_PrivateKey_ASN1(int pk, SSL *ssl, const unsigned char *d,
1867                             long len);
1868 int SSL_use_certificate(SSL *ssl, X509 *x);
1869 int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len);
1870
1871 # ifndef OPENSSL_NO_STDIO
1872 int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type);
1873 int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type);
1874 int SSL_use_certificate_file(SSL *ssl, const char *file, int type);
1875 int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1876 int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1877 int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type);
1878 /* PEM type */
1879 int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file);
1880 STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file);
1881 int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1882                                         const char *file);
1883 #  ifndef OPENSSL_SYS_VMS
1884 /* XXXXX: Better scheme needed! [was: #ifndef MAC_OS_pre_X] */
1885 #   ifndef OPENSSL_SYS_MACINTOSH_CLASSIC
1886 int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1887                                        const char *dir);
1888 #   endif
1889 #  endif
1890
1891 # endif
1892
1893 void SSL_load_error_strings(void);
1894 const char *SSL_state_string(const SSL *s);
1895 const char *SSL_rstate_string(const SSL *s);
1896 const char *SSL_state_string_long(const SSL *s);
1897 const char *SSL_rstate_string_long(const SSL *s);
1898 long SSL_SESSION_get_time(const SSL_SESSION *s);
1899 long SSL_SESSION_set_time(SSL_SESSION *s, long t);
1900 long SSL_SESSION_get_timeout(const SSL_SESSION *s);
1901 long SSL_SESSION_set_timeout(SSL_SESSION *s, long t);
1902 void SSL_copy_session_id(SSL *to, const SSL *from);
1903 X509 *SSL_SESSION_get0_peer(SSL_SESSION *s);
1904 int SSL_SESSION_set1_id_context(SSL_SESSION *s, const unsigned char *sid_ctx,
1905                                 unsigned int sid_ctx_len);
1906
1907 SSL_SESSION *SSL_SESSION_new(void);
1908 const unsigned char *SSL_SESSION_get_id(const SSL_SESSION *s,
1909                                         unsigned int *len);
1910 unsigned int SSL_SESSION_get_compress_id(const SSL_SESSION *s);
1911 # ifndef OPENSSL_NO_FP_API
1912 int SSL_SESSION_print_fp(FILE *fp, const SSL_SESSION *ses);
1913 # endif
1914 # ifndef OPENSSL_NO_BIO
1915 int SSL_SESSION_print(BIO *fp, const SSL_SESSION *ses);
1916 # endif
1917 void SSL_SESSION_free(SSL_SESSION *ses);
1918 int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp);
1919 int SSL_set_session(SSL *to, SSL_SESSION *session);
1920 int SSL_CTX_add_session(SSL_CTX *s, SSL_SESSION *c);
1921 int SSL_CTX_remove_session(SSL_CTX *, SSL_SESSION *c);
1922 int SSL_CTX_set_generate_session_id(SSL_CTX *, GEN_SESSION_CB);
1923 int SSL_set_generate_session_id(SSL *, GEN_SESSION_CB);
1924 int SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id,
1925                                 unsigned int id_len);
1926 SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
1927                              long length);
1928
1929 # ifdef HEADER_X509_H
1930 X509 *SSL_get_peer_certificate(const SSL *s);
1931 # endif
1932
1933 STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s);
1934
1935 int SSL_CTX_get_verify_mode(const SSL_CTX *ctx);
1936 int SSL_CTX_get_verify_depth(const SSL_CTX *ctx);
1937 int (*SSL_CTX_get_verify_callback(const SSL_CTX *ctx)) (int,
1938                                                         X509_STORE_CTX *);
1939 void SSL_CTX_set_verify(SSL_CTX *ctx, int mode,
1940                         int (*callback) (int, X509_STORE_CTX *));
1941 void SSL_CTX_set_verify_depth(SSL_CTX *ctx, int depth);
1942 void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx,
1943                                       int (*cb) (X509_STORE_CTX *, void *),
1944                                       void *arg);
1945 # ifndef OPENSSL_NO_RSA
1946 int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa);
1947 # endif
1948 int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d,
1949                                    long len);
1950 int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey);
1951 int SSL_CTX_use_PrivateKey_ASN1(int pk, SSL_CTX *ctx,
1952                                 const unsigned char *d, long len);
1953 int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x);
1954 int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len,
1955                                  const unsigned char *d);
1956
1957 void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb);
1958 void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *u);
1959
1960 int SSL_CTX_check_private_key(const SSL_CTX *ctx);
1961 int SSL_check_private_key(const SSL *ctx);
1962
1963 int SSL_CTX_set_session_id_context(SSL_CTX *ctx, const unsigned char *sid_ctx,
1964                                    unsigned int sid_ctx_len);
1965
1966 SSL *SSL_new(SSL_CTX *ctx);
1967 int SSL_set_session_id_context(SSL *ssl, const unsigned char *sid_ctx,
1968                                unsigned int sid_ctx_len);
1969
1970 int SSL_CTX_set_purpose(SSL_CTX *s, int purpose);
1971 int SSL_set_purpose(SSL *s, int purpose);
1972 int SSL_CTX_set_trust(SSL_CTX *s, int trust);
1973 int SSL_set_trust(SSL *s, int trust);
1974
1975 int SSL_CTX_set1_param(SSL_CTX *ctx, X509_VERIFY_PARAM *vpm);
1976 int SSL_set1_param(SSL *ssl, X509_VERIFY_PARAM *vpm);
1977
1978 # ifndef OPENSSL_NO_SRP
1979 int SSL_CTX_set_srp_username(SSL_CTX *ctx, char *name);
1980 int SSL_CTX_set_srp_password(SSL_CTX *ctx, char *password);
1981 int SSL_CTX_set_srp_strength(SSL_CTX *ctx, int strength);
1982 int SSL_CTX_set_srp_client_pwd_callback(SSL_CTX *ctx,
1983                                         char *(*cb) (SSL *, void *));
1984 int SSL_CTX_set_srp_verify_param_callback(SSL_CTX *ctx,
1985                                           int (*cb) (SSL *, void *));
1986 int SSL_CTX_set_srp_username_callback(SSL_CTX *ctx,
1987                                       int (*cb) (SSL *, int *, void *));
1988 int SSL_CTX_set_srp_cb_arg(SSL_CTX *ctx, void *arg);
1989
1990 int SSL_set_srp_server_param(SSL *s, const BIGNUM *N, const BIGNUM *g,
1991                              BIGNUM *sa, BIGNUM *v, char *info);
1992 int SSL_set_srp_server_param_pw(SSL *s, const char *user, const char *pass,
1993                                 const char *grp);
1994
1995 BIGNUM *SSL_get_srp_g(SSL *s);
1996 BIGNUM *SSL_get_srp_N(SSL *s);
1997
1998 char *SSL_get_srp_username(SSL *s);
1999 char *SSL_get_srp_userinfo(SSL *s);
2000 # endif
2001
2002 void SSL_free(SSL *ssl);
2003 int SSL_accept(SSL *ssl);
2004 int SSL_connect(SSL *ssl);
2005 int SSL_read(SSL *ssl, void *buf, int num);
2006 int SSL_peek(SSL *ssl, void *buf, int num);
2007 int SSL_write(SSL *ssl, const void *buf, int num);
2008 long SSL_ctrl(SSL *ssl, int cmd, long larg, void *parg);
2009 long SSL_callback_ctrl(SSL *, int, void (*)(void));
2010 long SSL_CTX_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg);
2011 long SSL_CTX_callback_ctrl(SSL_CTX *, int, void (*)(void));
2012
2013 int SSL_get_error(const SSL *s, int ret_code);
2014 const char *SSL_get_version(const SSL *s);
2015
2016 /* This sets the 'default' SSL version that SSL_new() will create */
2017 int SSL_CTX_set_ssl_version(SSL_CTX *ctx, const SSL_METHOD *meth);
2018
2019 # ifndef OPENSSL_NO_SSL2
2020 const SSL_METHOD *SSLv2_method(void); /* SSLv2 */
2021 const SSL_METHOD *SSLv2_server_method(void); /* SSLv2 */
2022 const SSL_METHOD *SSLv2_client_method(void); /* SSLv2 */
2023 # endif
2024
2025 # ifndef OPENSSL_NO_SSL3_METHOD
2026 const SSL_METHOD *SSLv3_method(void); /* SSLv3 */
2027 const SSL_METHOD *SSLv3_server_method(void); /* SSLv3 */
2028 const SSL_METHOD *SSLv3_client_method(void); /* SSLv3 */
2029 # endif
2030
2031 const SSL_METHOD *SSLv23_method(void); /* Negotiate highest available SSL/TLS
2032                                         * version */
2033 const SSL_METHOD *SSLv23_server_method(void); /* Negotiate highest available
2034                                                * SSL/TLS version */
2035 const SSL_METHOD *SSLv23_client_method(void); /* Negotiate highest available
2036                                                * SSL/TLS version */
2037
2038 const SSL_METHOD *TLSv1_method(void); /* TLSv1.0 */
2039 const SSL_METHOD *TLSv1_server_method(void); /* TLSv1.0 */
2040 const SSL_METHOD *TLSv1_client_method(void); /* TLSv1.0 */
2041
2042 const SSL_METHOD *TLSv1_1_method(void); /* TLSv1.1 */
2043 const SSL_METHOD *TLSv1_1_server_method(void); /* TLSv1.1 */
2044 const SSL_METHOD *TLSv1_1_client_method(void); /* TLSv1.1 */
2045
2046 const SSL_METHOD *TLSv1_2_method(void); /* TLSv1.2 */
2047 const SSL_METHOD *TLSv1_2_server_method(void); /* TLSv1.2 */
2048 const SSL_METHOD *TLSv1_2_client_method(void); /* TLSv1.2 */
2049
2050 const SSL_METHOD *DTLSv1_method(void); /* DTLSv1.0 */
2051 const SSL_METHOD *DTLSv1_server_method(void); /* DTLSv1.0 */
2052 const SSL_METHOD *DTLSv1_client_method(void); /* DTLSv1.0 */
2053
2054 STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s);
2055
2056 int SSL_do_handshake(SSL *s);
2057 int SSL_renegotiate(SSL *s);
2058 int SSL_renegotiate_abbreviated(SSL *s);
2059 int SSL_renegotiate_pending(SSL *s);
2060 int SSL_shutdown(SSL *s);
2061
2062 const SSL_METHOD *SSL_get_ssl_method(SSL *s);
2063 int SSL_set_ssl_method(SSL *s, const SSL_METHOD *method);
2064 const char *SSL_alert_type_string_long(int value);
2065 const char *SSL_alert_type_string(int value);
2066 const char *SSL_alert_desc_string_long(int value);
2067 const char *SSL_alert_desc_string(int value);
2068
2069 void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
2070 void SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
2071 STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s);
2072 STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *s);
2073 int SSL_add_client_CA(SSL *ssl, X509 *x);
2074 int SSL_CTX_add_client_CA(SSL_CTX *ctx, X509 *x);
2075
2076 void SSL_set_connect_state(SSL *s);
2077 void SSL_set_accept_state(SSL *s);
2078
2079 long SSL_get_default_timeout(const SSL *s);
2080
2081 int SSL_library_init(void);
2082
2083 char *SSL_CIPHER_description(const SSL_CIPHER *, char *buf, int size);
2084 STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk);
2085
2086 SSL *SSL_dup(SSL *ssl);
2087
2088 X509 *SSL_get_certificate(const SSL *ssl);
2089 /*
2090  * EVP_PKEY
2091  */ struct evp_pkey_st *SSL_get_privatekey(SSL *ssl);
2092
2093 void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx, int mode);
2094 int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx);
2095 void SSL_set_quiet_shutdown(SSL *ssl, int mode);
2096 int SSL_get_quiet_shutdown(const SSL *ssl);
2097 void SSL_set_shutdown(SSL *ssl, int mode);
2098 int SSL_get_shutdown(const SSL *ssl);
2099 int SSL_version(const SSL *ssl);
2100 int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx);
2101 int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile,
2102                                   const char *CApath);
2103 # define SSL_get0_session SSL_get_session/* just peek at pointer */
2104 SSL_SESSION *SSL_get_session(const SSL *ssl);
2105 SSL_SESSION *SSL_get1_session(SSL *ssl); /* obtain a reference count */
2106 SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl);
2107 SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX *ctx);
2108 void SSL_set_info_callback(SSL *ssl,
2109                            void (*cb) (const SSL *ssl, int type, int val));
2110 void (*SSL_get_info_callback(const SSL *ssl)) (const SSL *ssl, int type,
2111                                                int val);
2112 int SSL_state(const SSL *ssl);
2113 void SSL_set_state(SSL *ssl, int state);
2114
2115 void SSL_set_verify_result(SSL *ssl, long v);
2116 long SSL_get_verify_result(const SSL *ssl);
2117
2118 int SSL_set_ex_data(SSL *ssl, int idx, void *data);
2119 void *SSL_get_ex_data(const SSL *ssl, int idx);
2120 int SSL_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
2121                          CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
2122
2123 int SSL_SESSION_set_ex_data(SSL_SESSION *ss, int idx, void *data);
2124 void *SSL_SESSION_get_ex_data(const SSL_SESSION *ss, int idx);
2125 int SSL_SESSION_get_ex_new_index(long argl, void *argp,
2126                                  CRYPTO_EX_new *new_func,
2127                                  CRYPTO_EX_dup *dup_func,
2128                                  CRYPTO_EX_free *free_func);
2129
2130 int SSL_CTX_set_ex_data(SSL_CTX *ssl, int idx, void *data);
2131 void *SSL_CTX_get_ex_data(const SSL_CTX *ssl, int idx);
2132 int SSL_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
2133                              CRYPTO_EX_dup *dup_func,
2134                              CRYPTO_EX_free *free_func);
2135
2136 int SSL_get_ex_data_X509_STORE_CTX_idx(void);
2137
2138 # define SSL_CTX_sess_set_cache_size(ctx,t) \
2139         SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_SIZE,t,NULL)
2140 # define SSL_CTX_sess_get_cache_size(ctx) \
2141         SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_SIZE,0,NULL)
2142 # define SSL_CTX_set_session_cache_mode(ctx,m) \
2143         SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_MODE,m,NULL)
2144 # define SSL_CTX_get_session_cache_mode(ctx) \
2145         SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_MODE,0,NULL)
2146
2147 # define SSL_CTX_get_default_read_ahead(ctx) SSL_CTX_get_read_ahead(ctx)
2148 # define SSL_CTX_set_default_read_ahead(ctx,m) SSL_CTX_set_read_ahead(ctx,m)
2149 # define SSL_CTX_get_read_ahead(ctx) \
2150         SSL_CTX_ctrl(ctx,SSL_CTRL_GET_READ_AHEAD,0,NULL)
2151 # define SSL_CTX_set_read_ahead(ctx,m) \
2152         SSL_CTX_ctrl(ctx,SSL_CTRL_SET_READ_AHEAD,m,NULL)
2153 # define SSL_CTX_get_max_cert_list(ctx) \
2154         SSL_CTX_ctrl(ctx,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
2155 # define SSL_CTX_set_max_cert_list(ctx,m) \
2156         SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
2157 # define SSL_get_max_cert_list(ssl) \
2158         SSL_ctrl(ssl,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
2159 # define SSL_set_max_cert_list(ssl,m) \
2160         SSL_ctrl(ssl,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
2161
2162 # define SSL_CTX_set_max_send_fragment(ctx,m) \
2163         SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
2164 # define SSL_set_max_send_fragment(ssl,m) \
2165         SSL_ctrl(ssl,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
2166
2167      /* NB: the keylength is only applicable when is_export is true */
2168 # ifndef OPENSSL_NO_RSA
2169 void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,
2170                                   RSA *(*cb) (SSL *ssl, int is_export,
2171                                               int keylength));
2172
2173 void SSL_set_tmp_rsa_callback(SSL *ssl,
2174                               RSA *(*cb) (SSL *ssl, int is_export,
2175                                           int keylength));
2176 # endif
2177 # ifndef OPENSSL_NO_DH
2178 void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,
2179                                  DH *(*dh) (SSL *ssl, int is_export,
2180                                             int keylength));
2181 void SSL_set_tmp_dh_callback(SSL *ssl,
2182                              DH *(*dh) (SSL *ssl, int is_export,
2183                                         int keylength));
2184 # endif
2185 # ifndef OPENSSL_NO_ECDH
2186 void SSL_CTX_set_tmp_ecdh_callback(SSL_CTX *ctx,
2187                                    EC_KEY *(*ecdh) (SSL *ssl, int is_export,
2188                                                     int keylength));
2189 void SSL_set_tmp_ecdh_callback(SSL *ssl,
2190                                EC_KEY *(*ecdh) (SSL *ssl, int is_export,
2191                                                 int keylength));
2192 # endif
2193
2194 # ifndef OPENSSL_NO_COMP
2195 const COMP_METHOD *SSL_get_current_compression(SSL *s);
2196 const COMP_METHOD *SSL_get_current_expansion(SSL *s);
2197 const char *SSL_COMP_get_name(const COMP_METHOD *comp);
2198 STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void);
2199 int SSL_COMP_add_compression_method(int id, COMP_METHOD *cm);
2200 # else
2201 const void *SSL_get_current_compression(SSL *s);
2202 const void *SSL_get_current_expansion(SSL *s);
2203 const char *SSL_COMP_get_name(const void *comp);
2204 void *SSL_COMP_get_compression_methods(void);
2205 int SSL_COMP_add_compression_method(int id, void *cm);
2206 # endif
2207
2208 /* TLS extensions functions */
2209 int SSL_set_session_ticket_ext(SSL *s, void *ext_data, int ext_len);
2210
2211 int SSL_set_session_ticket_ext_cb(SSL *s, tls_session_ticket_ext_cb_fn cb,
2212                                   void *arg);
2213
2214 /* Pre-shared secret session resumption functions */
2215 int SSL_set_session_secret_cb(SSL *s,
2216                               tls_session_secret_cb_fn tls_session_secret_cb,
2217                               void *arg);
2218
2219 void SSL_set_debug(SSL *s, int debug);
2220 int SSL_cache_hit(SSL *s);
2221
2222 # ifndef OPENSSL_NO_UNIT_TEST
2223 const struct openssl_ssl_test_functions *SSL_test_functions(void);
2224 # endif
2225
2226 /* BEGIN ERROR CODES */
2227 /*
2228  * The following lines are auto generated by the script mkerr.pl. Any changes
2229  * made after this point may be overwritten when the script is next run.
2230  */
2231 void ERR_load_SSL_strings(void);
2232
2233 /* Error codes for the SSL functions. */
2234
2235 /* Function codes. */
2236 # define SSL_F_CLIENT_CERTIFICATE                         100
2237 # define SSL_F_CLIENT_FINISHED                            167
2238 # define SSL_F_CLIENT_HELLO                               101
2239 # define SSL_F_CLIENT_MASTER_KEY                          102
2240 # define SSL_F_D2I_SSL_SESSION                            103
2241 # define SSL_F_DO_DTLS1_WRITE                             245
2242 # define SSL_F_DO_SSL3_WRITE                              104
2243 # define SSL_F_DTLS1_ACCEPT                               246
2244 # define SSL_F_DTLS1_ADD_CERT_TO_BUF                      295
2245 # define SSL_F_DTLS1_BUFFER_RECORD                        247
2246 # define SSL_F_DTLS1_CHECK_TIMEOUT_NUM                    316
2247 # define SSL_F_DTLS1_CLIENT_HELLO                         248
2248 # define SSL_F_DTLS1_CONNECT                              249
2249 # define SSL_F_DTLS1_ENC                                  250
2250 # define SSL_F_DTLS1_GET_HELLO_VERIFY                     251
2251 # define SSL_F_DTLS1_GET_MESSAGE                          252
2252 # define SSL_F_DTLS1_GET_MESSAGE_FRAGMENT                 253
2253 # define SSL_F_DTLS1_GET_RECORD                           254
2254 # define SSL_F_DTLS1_HANDLE_TIMEOUT                       297
2255 # define SSL_F_DTLS1_HEARTBEAT                            305
2256 # define SSL_F_DTLS1_OUTPUT_CERT_CHAIN                    255
2257 # define SSL_F_DTLS1_PREPROCESS_FRAGMENT                  288
2258 # define SSL_F_DTLS1_PROCESS_OUT_OF_SEQ_MESSAGE           256
2259 # define SSL_F_DTLS1_PROCESS_RECORD                       257
2260 # define SSL_F_DTLS1_READ_BYTES                           258
2261 # define SSL_F_DTLS1_READ_FAILED                          259
2262 # define SSL_F_DTLS1_SEND_CERTIFICATE_REQUEST             260
2263 # define SSL_F_DTLS1_SEND_CLIENT_CERTIFICATE              261
2264 # define SSL_F_DTLS1_SEND_CLIENT_KEY_EXCHANGE             262
2265 # define SSL_F_DTLS1_SEND_CLIENT_VERIFY                   263
2266 # define SSL_F_DTLS1_SEND_HELLO_VERIFY_REQUEST            264
2267 # define SSL_F_DTLS1_SEND_SERVER_CERTIFICATE              265
2268 # define SSL_F_DTLS1_SEND_SERVER_HELLO                    266
2269 # define SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE             267
2270 # define SSL_F_DTLS1_WRITE_APP_DATA_BYTES                 268
2271 # define SSL_F_GET_CLIENT_FINISHED                        105
2272 # define SSL_F_GET_CLIENT_HELLO                           106
2273 # define SSL_F_GET_CLIENT_MASTER_KEY                      107
2274 # define SSL_F_GET_SERVER_FINISHED                        108
2275 # define SSL_F_GET_SERVER_HELLO                           109
2276 # define SSL_F_GET_SERVER_VERIFY                          110
2277 # define SSL_F_I2D_SSL_SESSION                            111
2278 # define SSL_F_READ_N                                     112
2279 # define SSL_F_REQUEST_CERTIFICATE                        113
2280 # define SSL_F_SERVER_FINISH                              239
2281 # define SSL_F_SERVER_HELLO                               114
2282 # define SSL_F_SERVER_VERIFY                              240
2283 # define SSL_F_SSL23_ACCEPT                               115
2284 # define SSL_F_SSL23_CLIENT_HELLO                         116
2285 # define SSL_F_SSL23_CONNECT                              117
2286 # define SSL_F_SSL23_GET_CLIENT_HELLO                     118
2287 # define SSL_F_SSL23_GET_SERVER_HELLO                     119
2288 # define SSL_F_SSL23_PEEK                                 237
2289 # define SSL_F_SSL23_READ                                 120
2290 # define SSL_F_SSL23_WRITE                                121
2291 # define SSL_F_SSL2_ACCEPT                                122
2292 # define SSL_F_SSL2_CONNECT                               123
2293 # define SSL_F_SSL2_ENC_INIT                              124
2294 # define SSL_F_SSL2_GENERATE_KEY_MATERIAL                 241
2295 # define SSL_F_SSL2_PEEK                                  234
2296 # define SSL_F_SSL2_READ                                  125
2297 # define SSL_F_SSL2_READ_INTERNAL                         236
2298 # define SSL_F_SSL2_SET_CERTIFICATE                       126
2299 # define SSL_F_SSL2_WRITE                                 127
2300 # define SSL_F_SSL3_ACCEPT                                128
2301 # define SSL_F_SSL3_ADD_CERT_TO_BUF                       296
2302 # define SSL_F_SSL3_CALLBACK_CTRL                         233
2303 # define SSL_F_SSL3_CHANGE_CIPHER_STATE                   129
2304 # define SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM              130
2305 # define SSL_F_SSL3_CHECK_CLIENT_HELLO                    304
2306 # define SSL_F_SSL3_CLIENT_HELLO                          131
2307 # define SSL_F_SSL3_CONNECT                               132
2308 # define SSL_F_SSL3_CTRL                                  213
2309 # define SSL_F_SSL3_CTX_CTRL                              133
2310 # define SSL_F_SSL3_DIGEST_CACHED_RECORDS                 293
2311 # define SSL_F_SSL3_DO_CHANGE_CIPHER_SPEC                 292
2312 # define SSL_F_SSL3_ENC                                   134
2313 # define SSL_F_SSL3_GENERATE_KEY_BLOCK                    238
2314 # define SSL_F_SSL3_GET_CERTIFICATE_REQUEST               135
2315 # define SSL_F_SSL3_GET_CERT_STATUS                       289
2316 # define SSL_F_SSL3_GET_CERT_VERIFY                       136
2317 # define SSL_F_SSL3_GET_CLIENT_CERTIFICATE                137
2318 # define SSL_F_SSL3_GET_CLIENT_HELLO                      138
2319 # define SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE               139
2320 # define SSL_F_SSL3_GET_FINISHED                          140
2321 # define SSL_F_SSL3_GET_KEY_EXCHANGE                      141
2322 # define SSL_F_SSL3_GET_MESSAGE                           142
2323 # define SSL_F_SSL3_GET_NEW_SESSION_TICKET                283
2324 # define SSL_F_SSL3_GET_NEXT_PROTO                        306
2325 # define SSL_F_SSL3_GET_RECORD                            143
2326 # define SSL_F_SSL3_GET_SERVER_CERTIFICATE                144
2327 # define SSL_F_SSL3_GET_SERVER_DONE                       145
2328 # define SSL_F_SSL3_GET_SERVER_HELLO                      146
2329 # define SSL_F_SSL3_HANDSHAKE_MAC                         285
2330 # define SSL_F_SSL3_NEW_SESSION_TICKET                    287
2331 # define SSL_F_SSL3_OUTPUT_CERT_CHAIN                     147
2332 # define SSL_F_SSL3_PEEK                                  235
2333 # define SSL_F_SSL3_READ_BYTES                            148
2334 # define SSL_F_SSL3_READ_N                                149
2335 # define SSL_F_SSL3_SEND_CERTIFICATE_REQUEST              150
2336 # define SSL_F_SSL3_SEND_CLIENT_CERTIFICATE               151
2337 # define SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE              152
2338 # define SSL_F_SSL3_SEND_CLIENT_VERIFY                    153
2339 # define SSL_F_SSL3_SEND_SERVER_CERTIFICATE               154
2340 # define SSL_F_SSL3_SEND_SERVER_HELLO                     242
2341 # define SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE              155
2342 # define SSL_F_SSL3_SETUP_KEY_BLOCK                       157
2343 # define SSL_F_SSL3_SETUP_READ_BUFFER                     156
2344 # define SSL_F_SSL3_SETUP_WRITE_BUFFER                    291
2345 # define SSL_F_SSL3_WRITE_BYTES                           158
2346 # define SSL_F_SSL3_WRITE_PENDING                         159
2347 # define SSL_F_SSL_ADD_CLIENTHELLO_RENEGOTIATE_EXT        298
2348 # define SSL_F_SSL_ADD_CLIENTHELLO_TLSEXT                 277
2349 # define SSL_F_SSL_ADD_CLIENTHELLO_USE_SRTP_EXT           307
2350 # define SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK         215
2351 # define SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK        216
2352 # define SSL_F_SSL_ADD_SERVERHELLO_RENEGOTIATE_EXT        299
2353 # define SSL_F_SSL_ADD_SERVERHELLO_TLSEXT                 278
2354 # define SSL_F_SSL_ADD_SERVERHELLO_USE_SRTP_EXT           308
2355 # define SSL_F_SSL_BAD_METHOD                             160
2356 # define SSL_F_SSL_BYTES_TO_CIPHER_LIST                   161
2357 # define SSL_F_SSL_CERT_DUP                               221
2358 # define SSL_F_SSL_CERT_INST                              222
2359 # define SSL_F_SSL_CERT_INSTANTIATE                       214
2360 # define SSL_F_SSL_CERT_NEW                               162
2361 # define SSL_F_SSL_CHECK_PRIVATE_KEY                      163
2362 # define SSL_F_SSL_CHECK_SERVERHELLO_TLSEXT               280
2363 # define SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG            279
2364 # define SSL_F_SSL_CIPHER_PROCESS_RULESTR                 230
2365 # define SSL_F_SSL_CIPHER_STRENGTH_SORT                   231
2366 # define SSL_F_SSL_CLEAR                                  164
2367 # define SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD            165
2368 # define SSL_F_SSL_CREATE_CIPHER_LIST                     166
2369 # define SSL_F_SSL_CTRL                                   232
2370 # define SSL_F_SSL_CTX_CHECK_PRIVATE_KEY                  168
2371 # define SSL_F_SSL_CTX_MAKE_PROFILES                      309
2372 # define SSL_F_SSL_CTX_NEW                                169
2373 # define SSL_F_SSL_CTX_SET_CIPHER_LIST                    269
2374 # define SSL_F_SSL_CTX_SET_CLIENT_CERT_ENGINE             290
2375 # define SSL_F_SSL_CTX_SET_PURPOSE                        226
2376 # define SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT             219
2377 # define SSL_F_SSL_CTX_SET_SSL_VERSION                    170
2378 # define SSL_F_SSL_CTX_SET_TRUST                          229
2379 # define SSL_F_SSL_CTX_USE_CERTIFICATE                    171
2380 # define SSL_F_SSL_CTX_USE_CERTIFICATE_ASN1               172
2381 # define SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE         220
2382 # define SSL_F_SSL_CTX_USE_CERTIFICATE_FILE               173
2383 # define SSL_F_SSL_CTX_USE_PRIVATEKEY                     174
2384 # define SSL_F_SSL_CTX_USE_PRIVATEKEY_ASN1                175
2385 # define SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE                176
2386 # define SSL_F_SSL_CTX_USE_PSK_IDENTITY_HINT              272
2387 # define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY                  177
2388 # define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_ASN1             178
2389 # define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE             179
2390 # define SSL_F_SSL_DO_HANDSHAKE                           180
2391 # define SSL_F_SSL_GET_NEW_SESSION                        181
2392 # define SSL_F_SSL_GET_PREV_SESSION                       217
2393 # define SSL_F_SSL_GET_SERVER_SEND_CERT                   182
2394 # define SSL_F_SSL_GET_SERVER_SEND_PKEY                   317
2395 # define SSL_F_SSL_GET_SIGN_PKEY                          183
2396 # define SSL_F_SSL_INIT_WBIO_BUFFER                       184
2397 # define SSL_F_SSL_LOAD_CLIENT_CA_FILE                    185
2398 # define SSL_F_SSL_NEW                                    186
2399 # define SSL_F_SSL_PARSE_CLIENTHELLO_RENEGOTIATE_EXT      300
2400 # define SSL_F_SSL_PARSE_CLIENTHELLO_TLSEXT               302
2401 # define SSL_F_SSL_PARSE_CLIENTHELLO_USE_SRTP_EXT         310
2402 # define SSL_F_SSL_PARSE_SERVERHELLO_RENEGOTIATE_EXT      301
2403 # define SSL_F_SSL_PARSE_SERVERHELLO_TLSEXT               303
2404 # define SSL_F_SSL_PARSE_SERVERHELLO_USE_SRTP_EXT         311
2405 # define SSL_F_SSL_PEEK                                   270
2406 # define SSL_F_SSL_PREPARE_CLIENTHELLO_TLSEXT             281
2407 # define SSL_F_SSL_PREPARE_SERVERHELLO_TLSEXT             282
2408 # define SSL_F_SSL_READ                                   223
2409 # define SSL_F_SSL_RSA_PRIVATE_DECRYPT                    187
2410 # define SSL_F_SSL_RSA_PUBLIC_ENCRYPT                     188
2411 # define SSL_F_SSL_SESSION_NEW                            189
2412 # define SSL_F_SSL_SESSION_PRINT_FP                       190
2413 # define SSL_F_SSL_SESSION_SET1_ID_CONTEXT                312
2414 # define SSL_F_SSL_SESS_CERT_NEW                          225
2415 # define SSL_F_SSL_SET_CERT                               191
2416 # define SSL_F_SSL_SET_CIPHER_LIST                        271
2417 # define SSL_F_SSL_SET_FD                                 192
2418 # define SSL_F_SSL_SET_PKEY                               193
2419 # define SSL_F_SSL_SET_PURPOSE                            227
2420 # define SSL_F_SSL_SET_RFD                                194
2421 # define SSL_F_SSL_SET_SESSION                            195
2422 # define SSL_F_SSL_SET_SESSION_ID_CONTEXT                 218
2423 # define SSL_F_SSL_SET_SESSION_TICKET_EXT                 294
2424 # define SSL_F_SSL_SET_TRUST                              228
2425 # define SSL_F_SSL_SET_WFD                                196
2426 # define SSL_F_SSL_SHUTDOWN                               224
2427 # define SSL_F_SSL_SRP_CTX_INIT                           313
2428 # define SSL_F_SSL_UNDEFINED_CONST_FUNCTION               243
2429 # define SSL_F_SSL_UNDEFINED_FUNCTION                     197
2430 # define SSL_F_SSL_UNDEFINED_VOID_FUNCTION                244
2431 # define SSL_F_SSL_USE_CERTIFICATE                        198
2432 # define SSL_F_SSL_USE_CERTIFICATE_ASN1                   199
2433 # define SSL_F_SSL_USE_CERTIFICATE_FILE                   200
2434 # define SSL_F_SSL_USE_PRIVATEKEY                         201
2435 # define SSL_F_SSL_USE_PRIVATEKEY_ASN1                    202
2436 # define SSL_F_SSL_USE_PRIVATEKEY_FILE                    203
2437 # define SSL_F_SSL_USE_PSK_IDENTITY_HINT                  273
2438 # define SSL_F_SSL_USE_RSAPRIVATEKEY                      204
2439 # define SSL_F_SSL_USE_RSAPRIVATEKEY_ASN1                 205
2440 # define SSL_F_SSL_USE_RSAPRIVATEKEY_FILE                 206
2441 # define SSL_F_SSL_VERIFY_CERT_CHAIN                      207
2442 # define SSL_F_SSL_WRITE                                  208
2443 # define SSL_F_TLS1_CERT_VERIFY_MAC                       286
2444 # define SSL_F_TLS1_CHANGE_CIPHER_STATE                   209
2445 # define SSL_F_TLS1_CHECK_SERVERHELLO_TLSEXT              274
2446 # define SSL_F_TLS1_ENC                                   210
2447 # define SSL_F_TLS1_EXPORT_KEYING_MATERIAL                314
2448 # define SSL_F_TLS1_HEARTBEAT                             315
2449 # define SSL_F_TLS1_PREPARE_CLIENTHELLO_TLSEXT            275
2450 # define SSL_F_TLS1_PREPARE_SERVERHELLO_TLSEXT            276
2451 # define SSL_F_TLS1_PRF                                   284
2452 # define SSL_F_TLS1_SETUP_KEY_BLOCK                       211
2453 # define SSL_F_WRITE_PENDING                              212
2454
2455 /* Reason codes. */
2456 # define SSL_R_APP_DATA_IN_HANDSHAKE                      100
2457 # define SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT 272
2458 # define SSL_R_BAD_ALERT_RECORD                           101
2459 # define SSL_R_BAD_AUTHENTICATION_TYPE                    102
2460 # define SSL_R_BAD_CHANGE_CIPHER_SPEC                     103
2461 # define SSL_R_BAD_CHECKSUM                               104
2462 # define SSL_R_BAD_DATA_RETURNED_BY_CALLBACK              106
2463 # define SSL_R_BAD_DECOMPRESSION                          107
2464 # define SSL_R_BAD_DH_G_LENGTH                            108
2465 # define SSL_R_BAD_DH_PUB_KEY_LENGTH                      109
2466 # define SSL_R_BAD_DH_P_LENGTH                            110
2467 # define SSL_R_BAD_DIGEST_LENGTH                          111
2468 # define SSL_R_BAD_DSA_SIGNATURE                          112
2469 # define SSL_R_BAD_ECC_CERT                               304
2470 # define SSL_R_BAD_ECDSA_SIGNATURE                        305
2471 # define SSL_R_BAD_ECPOINT                                306
2472 # define SSL_R_BAD_HANDSHAKE_LENGTH                       332
2473 # define SSL_R_BAD_HELLO_REQUEST                          105
2474 # define SSL_R_BAD_LENGTH                                 271
2475 # define SSL_R_BAD_MAC_DECODE                             113
2476 # define SSL_R_BAD_MAC_LENGTH                             333
2477 # define SSL_R_BAD_MESSAGE_TYPE                           114
2478 # define SSL_R_BAD_PACKET_LENGTH                          115
2479 # define SSL_R_BAD_PROTOCOL_VERSION_NUMBER                116
2480 # define SSL_R_BAD_PSK_IDENTITY_HINT_LENGTH               316
2481 # define SSL_R_BAD_RESPONSE_ARGUMENT                      117
2482 # define SSL_R_BAD_RSA_DECRYPT                            118
2483 # define SSL_R_BAD_RSA_ENCRYPT                            119
2484 # define SSL_R_BAD_RSA_E_LENGTH                           120
2485 # define SSL_R_BAD_RSA_MODULUS_LENGTH                     121
2486 # define SSL_R_BAD_RSA_SIGNATURE                          122
2487 # define SSL_R_BAD_SIGNATURE                              123
2488 # define SSL_R_BAD_SRP_A_LENGTH                           347
2489 # define SSL_R_BAD_SRP_B_LENGTH                           348
2490 # define SSL_R_BAD_SRP_G_LENGTH                           349
2491 # define SSL_R_BAD_SRP_N_LENGTH                           350
2492 # define SSL_R_BAD_SRP_PARAMETERS                         371
2493 # define SSL_R_BAD_SRP_S_LENGTH                           351
2494 # define SSL_R_BAD_SRTP_MKI_VALUE                         352
2495 # define SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST           353
2496 # define SSL_R_BAD_SSL_FILETYPE                           124
2497 # define SSL_R_BAD_SSL_SESSION_ID_LENGTH                  125
2498 # define SSL_R_BAD_STATE                                  126
2499 # define SSL_R_BAD_WRITE_RETRY                            127
2500 # define SSL_R_BIO_NOT_SET                                128
2501 # define SSL_R_BLOCK_CIPHER_PAD_IS_WRONG                  129
2502 # define SSL_R_BN_LIB                                     130
2503 # define SSL_R_CA_DN_LENGTH_MISMATCH                      131
2504 # define SSL_R_CA_DN_TOO_LONG                             132
2505 # define SSL_R_CCS_RECEIVED_EARLY                         133
2506 # define SSL_R_CERTIFICATE_VERIFY_FAILED                  134
2507 # define SSL_R_CERT_LENGTH_MISMATCH                       135
2508 # define SSL_R_CHALLENGE_IS_DIFFERENT                     136
2509 # define SSL_R_CIPHER_CODE_WRONG_LENGTH                   137
2510 # define SSL_R_CIPHER_OR_HASH_UNAVAILABLE                 138
2511 # define SSL_R_CIPHER_TABLE_SRC_ERROR                     139
2512 # define SSL_R_CLIENTHELLO_TLSEXT                         226
2513 # define SSL_R_COMPRESSED_LENGTH_TOO_LONG                 140
2514 # define SSL_R_COMPRESSION_DISABLED                       343
2515 # define SSL_R_COMPRESSION_FAILURE                        141
2516 # define SSL_R_COMPRESSION_ID_NOT_WITHIN_PRIVATE_RANGE    307
2517 # define SSL_R_COMPRESSION_LIBRARY_ERROR                  142
2518 # define SSL_R_CONNECTION_ID_IS_DIFFERENT                 143
2519 # define SSL_R_CONNECTION_TYPE_NOT_SET                    144
2520 # define SSL_R_COOKIE_MISMATCH                            308
2521 # define SSL_R_DATA_BETWEEN_CCS_AND_FINISHED              145
2522 # define SSL_R_DATA_LENGTH_TOO_LONG                       146
2523 # define SSL_R_DECRYPTION_FAILED                          147
2524 # define SSL_R_DECRYPTION_FAILED_OR_BAD_RECORD_MAC        281
2525 # define SSL_R_DH_PUBLIC_VALUE_LENGTH_IS_WRONG            148
2526 # define SSL_R_DIGEST_CHECK_FAILED                        149
2527 # define SSL_R_DTLS_MESSAGE_TOO_BIG                       334
2528 # define SSL_R_DUPLICATE_COMPRESSION_ID                   309
2529 # define SSL_R_ECC_CERT_NOT_FOR_KEY_AGREEMENT             317
2530 # define SSL_R_ECC_CERT_NOT_FOR_SIGNING                   318
2531 # define SSL_R_ECC_CERT_SHOULD_HAVE_RSA_SIGNATURE         322
2532 # define SSL_R_ECC_CERT_SHOULD_HAVE_SHA1_SIGNATURE        323
2533 # define SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER               310
2534 # define SSL_R_EMPTY_SRTP_PROTECTION_PROFILE_LIST         354
2535 # define SSL_R_ENCRYPTED_LENGTH_TOO_LONG                  150
2536 # define SSL_R_ERROR_GENERATING_TMP_RSA_KEY               282
2537 # define SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST              151
2538 # define SSL_R_EXCESSIVE_MESSAGE_SIZE                     152
2539 # define SSL_R_EXTRA_DATA_IN_MESSAGE                      153
2540 # define SSL_R_GOT_A_FIN_BEFORE_A_CCS                     154
2541 # define SSL_R_GOT_NEXT_PROTO_BEFORE_A_CCS                355
2542 # define SSL_R_GOT_NEXT_PROTO_WITHOUT_EXTENSION           356
2543 # define SSL_R_HTTPS_PROXY_REQUEST                        155
2544 # define SSL_R_HTTP_REQUEST                               156
2545 # define SSL_R_ILLEGAL_PADDING                            283
2546 # define SSL_R_INAPPROPRIATE_FALLBACK                     373
2547 # define SSL_R_INCONSISTENT_COMPRESSION                   340
2548 # define SSL_R_INVALID_CHALLENGE_LENGTH                   158
2549 # define SSL_R_INVALID_COMMAND                            280
2550 # define SSL_R_INVALID_COMPRESSION_ALGORITHM              341
2551 # define SSL_R_INVALID_PURPOSE                            278
2552 # define SSL_R_INVALID_SRP_USERNAME                       357
2553 # define SSL_R_INVALID_STATUS_RESPONSE                    328
2554 # define SSL_R_INVALID_TICKET_KEYS_LENGTH                 325
2555 # define SSL_R_INVALID_TRUST                              279
2556 # define SSL_R_KEY_ARG_TOO_LONG                           284
2557 # define SSL_R_KRB5                                       285
2558 # define SSL_R_KRB5_C_CC_PRINC                            286
2559 # define SSL_R_KRB5_C_GET_CRED                            287
2560 # define SSL_R_KRB5_C_INIT                                288
2561 # define SSL_R_KRB5_C_MK_REQ                              289
2562 # define SSL_R_KRB5_S_BAD_TICKET                          290
2563 # define SSL_R_KRB5_S_INIT                                291
2564 # define SSL_R_KRB5_S_RD_REQ                              292
2565 # define SSL_R_KRB5_S_TKT_EXPIRED                         293
2566 # define SSL_R_KRB5_S_TKT_NYV                             294
2567 # define SSL_R_KRB5_S_TKT_SKEW                            295
2568 # define SSL_R_LENGTH_MISMATCH                            159
2569 # define SSL_R_LENGTH_TOO_SHORT                           160
2570 # define SSL_R_LIBRARY_BUG                                274
2571 # define SSL_R_LIBRARY_HAS_NO_CIPHERS                     161
2572 # define SSL_R_MESSAGE_TOO_LONG                           296
2573 # define SSL_R_MISSING_DH_DSA_CERT                        162
2574 # define SSL_R_MISSING_DH_KEY                             163
2575 # define SSL_R_MISSING_DH_RSA_CERT                        164
2576 # define SSL_R_MISSING_DSA_SIGNING_CERT                   165
2577 # define SSL_R_MISSING_EXPORT_TMP_DH_KEY                  166
2578 # define SSL_R_MISSING_EXPORT_TMP_RSA_KEY                 167
2579 # define SSL_R_MISSING_RSA_CERTIFICATE                    168
2580 # define SSL_R_MISSING_RSA_ENCRYPTING_CERT                169
2581 # define SSL_R_MISSING_RSA_SIGNING_CERT                   170
2582 # define SSL_R_MISSING_SRP_PARAM                          358
2583 # define SSL_R_MISSING_TMP_DH_KEY                         171
2584 # define SSL_R_MISSING_TMP_ECDH_KEY                       311
2585 # define SSL_R_MISSING_TMP_RSA_KEY                        172
2586 # define SSL_R_MISSING_TMP_RSA_PKEY                       173
2587 # define SSL_R_MISSING_VERIFY_MESSAGE                     174
2588 # define SSL_R_MULTIPLE_SGC_RESTARTS                      346
2589 # define SSL_R_NON_SSLV2_INITIAL_PACKET                   175
2590 # define SSL_R_NO_CERTIFICATES_RETURNED                   176
2591 # define SSL_R_NO_CERTIFICATE_ASSIGNED                    177
2592 # define SSL_R_NO_CERTIFICATE_RETURNED                    178
2593 # define SSL_R_NO_CERTIFICATE_SET                         179
2594 # define SSL_R_NO_CERTIFICATE_SPECIFIED                   180
2595 # define SSL_R_NO_CIPHERS_AVAILABLE                       181
2596 # define SSL_R_NO_CIPHERS_PASSED                          182
2597 # define SSL_R_NO_CIPHERS_SPECIFIED                       183
2598 # define SSL_R_NO_CIPHER_LIST                             184
2599 # define SSL_R_NO_CIPHER_MATCH                            185
2600 # define SSL_R_NO_CLIENT_CERT_METHOD                      331
2601 # define SSL_R_NO_CLIENT_CERT_RECEIVED                    186
2602 # define SSL_R_NO_COMPRESSION_SPECIFIED                   187
2603 # define SSL_R_NO_GOST_CERTIFICATE_SENT_BY_PEER           330
2604 # define SSL_R_NO_METHOD_SPECIFIED                        188
2605 # define SSL_R_NO_PRIVATEKEY                              189
2606 # define SSL_R_NO_PRIVATE_KEY_ASSIGNED                    190
2607 # define SSL_R_NO_PROTOCOLS_AVAILABLE                     191
2608 # define SSL_R_NO_PUBLICKEY                               192
2609 # define SSL_R_NO_RENEGOTIATION                           339
2610 # define SSL_R_NO_REQUIRED_DIGEST                         324
2611 # define SSL_R_NO_SHARED_CIPHER                           193
2612 # define SSL_R_NO_SRTP_PROFILES                           359
2613 # define SSL_R_NO_VERIFY_CALLBACK                         194
2614 # define SSL_R_NULL_SSL_CTX                               195
2615 # define SSL_R_NULL_SSL_METHOD_PASSED                     196
2616 # define SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED            197
2617 # define SSL_R_OLD_SESSION_COMPRESSION_ALGORITHM_NOT_RETURNED 344
2618 # define SSL_R_ONLY_TLS_ALLOWED_IN_FIPS_MODE              297
2619 # define SSL_R_OPAQUE_PRF_INPUT_TOO_LONG                  327
2620 # define SSL_R_PACKET_LENGTH_TOO_LONG                     198
2621 # define SSL_R_PARSE_TLSEXT                               227
2622 # define SSL_R_PATH_TOO_LONG                              270
2623 # define SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE          199
2624 # define SSL_R_PEER_ERROR                                 200
2625 # define SSL_R_PEER_ERROR_CERTIFICATE                     201
2626 # define SSL_R_PEER_ERROR_NO_CERTIFICATE                  202
2627 # define SSL_R_PEER_ERROR_NO_CIPHER                       203
2628 # define SSL_R_PEER_ERROR_UNSUPPORTED_CERTIFICATE_TYPE    204
2629 # define SSL_R_PRE_MAC_LENGTH_TOO_LONG                    205
2630 # define SSL_R_PROBLEMS_MAPPING_CIPHER_FUNCTIONS          206
2631 # define SSL_R_PROTOCOL_IS_SHUTDOWN                       207
2632 # define SSL_R_PSK_IDENTITY_NOT_FOUND                     223
2633 # define SSL_R_PSK_NO_CLIENT_CB                           224
2634 # define SSL_R_PSK_NO_SERVER_CB                           225
2635 # define SSL_R_PUBLIC_KEY_ENCRYPT_ERROR                   208
2636 # define SSL_R_PUBLIC_KEY_IS_NOT_RSA                      209
2637 # define SSL_R_PUBLIC_KEY_NOT_RSA                         210
2638 # define SSL_R_READ_BIO_NOT_SET                           211
2639 # define SSL_R_READ_TIMEOUT_EXPIRED                       312
2640 # define SSL_R_READ_WRONG_PACKET_TYPE                     212
2641 # define SSL_R_RECORD_LENGTH_MISMATCH                     213
2642 # define SSL_R_RECORD_TOO_LARGE                           214
2643 # define SSL_R_RECORD_TOO_SMALL                           298
2644 # define SSL_R_RENEGOTIATE_EXT_TOO_LONG                   335
2645 # define SSL_R_RENEGOTIATION_ENCODING_ERR                 336
2646 # define SSL_R_RENEGOTIATION_MISMATCH                     337
2647 # define SSL_R_REQUIRED_CIPHER_MISSING                    215
2648 # define SSL_R_REQUIRED_COMPRESSSION_ALGORITHM_MISSING    342
2649 # define SSL_R_REUSE_CERT_LENGTH_NOT_ZERO                 216
2650 # define SSL_R_REUSE_CERT_TYPE_NOT_ZERO                   217
2651 # define SSL_R_REUSE_CIPHER_LIST_NOT_ZERO                 218
2652 # define SSL_R_SCSV_RECEIVED_WHEN_RENEGOTIATING           345
2653 # define SSL_R_SERVERHELLO_TLSEXT                         275
2654 # define SSL_R_SESSION_ID_CONTEXT_UNINITIALIZED           277
2655 # define SSL_R_SHORT_READ                                 219
2656 # define SSL_R_SIGNATURE_ALGORITHMS_ERROR                 360
2657 # define SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE      220
2658 # define SSL_R_SRP_A_CALC                                 361
2659 # define SSL_R_SRTP_COULD_NOT_ALLOCATE_PROFILES           362
2660 # define SSL_R_SRTP_PROTECTION_PROFILE_LIST_TOO_LONG      363
2661 # define SSL_R_SRTP_UNKNOWN_PROTECTION_PROFILE            364
2662 # define SSL_R_SSL23_DOING_SESSION_ID_REUSE               221
2663 # define SSL_R_SSL2_CONNECTION_ID_TOO_LONG                299
2664 # define SSL_R_SSL3_EXT_INVALID_ECPOINTFORMAT             321
2665 # define SSL_R_SSL3_EXT_INVALID_SERVERNAME                319
2666 # define SSL_R_SSL3_EXT_INVALID_SERVERNAME_TYPE           320
2667 # define SSL_R_SSL3_SESSION_ID_TOO_LONG                   300
2668 # define SSL_R_SSL3_SESSION_ID_TOO_SHORT                  222
2669 # define SSL_R_SSLV3_ALERT_BAD_CERTIFICATE                1042
2670 # define SSL_R_SSLV3_ALERT_BAD_RECORD_MAC                 1020
2671 # define SSL_R_SSLV3_ALERT_CERTIFICATE_EXPIRED            1045
2672 # define SSL_R_SSLV3_ALERT_CERTIFICATE_REVOKED            1044
2673 # define SSL_R_SSLV3_ALERT_CERTIFICATE_UNKNOWN            1046
2674 # define SSL_R_SSLV3_ALERT_DECOMPRESSION_FAILURE          1030
2675 # define SSL_R_SSLV3_ALERT_HANDSHAKE_FAILURE              1040
2676 # define SSL_R_SSLV3_ALERT_ILLEGAL_PARAMETER              1047
2677 # define SSL_R_SSLV3_ALERT_NO_CERTIFICATE                 1041
2678 # define SSL_R_SSLV3_ALERT_UNEXPECTED_MESSAGE             1010
2679 # define SSL_R_SSLV3_ALERT_UNSUPPORTED_CERTIFICATE        1043
2680 # define SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION         228
2681 # define SSL_R_SSL_HANDSHAKE_FAILURE                      229
2682 # define SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS                 230
2683 # define SSL_R_SSL_SESSION_ID_CALLBACK_FAILED             301
2684 # define SSL_R_SSL_SESSION_ID_CONFLICT                    302
2685 # define SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG            273
2686 # define SSL_R_SSL_SESSION_ID_HAS_BAD_LENGTH              303
2687 # define SSL_R_SSL_SESSION_ID_IS_DIFFERENT                231
2688 # define SSL_R_TLSV1_ALERT_ACCESS_DENIED                  1049
2689 # define SSL_R_TLSV1_ALERT_DECODE_ERROR                   1050
2690 # define SSL_R_TLSV1_ALERT_DECRYPTION_FAILED              1021
2691 # define SSL_R_TLSV1_ALERT_DECRYPT_ERROR                  1051
2692 # define SSL_R_TLSV1_ALERT_EXPORT_RESTRICTION             1060
2693 # define SSL_R_TLSV1_ALERT_INAPPROPRIATE_FALLBACK         1086
2694 # define SSL_R_TLSV1_ALERT_INSUFFICIENT_SECURITY          1071
2695 # define SSL_R_TLSV1_ALERT_INTERNAL_ERROR                 1080
2696 # define SSL_R_TLSV1_ALERT_NO_RENEGOTIATION               1100
2697 # define SSL_R_TLSV1_ALERT_PROTOCOL_VERSION               1070
2698 # define SSL_R_TLSV1_ALERT_RECORD_OVERFLOW                1022
2699 # define SSL_R_TLSV1_ALERT_UNKNOWN_CA                     1048
2700 # define SSL_R_TLSV1_ALERT_USER_CANCELLED                 1090
2701 # define SSL_R_TLSV1_BAD_CERTIFICATE_HASH_VALUE           1114
2702 # define SSL_R_TLSV1_BAD_CERTIFICATE_STATUS_RESPONSE      1113
2703 # define SSL_R_TLSV1_CERTIFICATE_UNOBTAINABLE             1111
2704 # define SSL_R_TLSV1_UNRECOGNIZED_NAME                    1112
2705 # define SSL_R_TLSV1_UNSUPPORTED_EXTENSION                1110
2706 # define SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER       232
2707 # define SSL_R_TLS_HEARTBEAT_PEER_DOESNT_ACCEPT           365
2708 # define SSL_R_TLS_HEARTBEAT_PENDING                      366
2709 # define SSL_R_TLS_ILLEGAL_EXPORTER_LABEL                 367
2710 # define SSL_R_TLS_INVALID_ECPOINTFORMAT_LIST             157
2711 # define SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST 233
2712 # define SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG    234
2713 # define SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER            235
2714 # define SSL_R_UNABLE_TO_DECODE_DH_CERTS                  236
2715 # define SSL_R_UNABLE_TO_DECODE_ECDH_CERTS                313
2716 # define SSL_R_UNABLE_TO_EXTRACT_PUBLIC_KEY               237
2717 # define SSL_R_UNABLE_TO_FIND_DH_PARAMETERS               238
2718 # define SSL_R_UNABLE_TO_FIND_ECDH_PARAMETERS             314
2719 # define SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS       239
2720 # define SSL_R_UNABLE_TO_FIND_SSL_METHOD                  240
2721 # define SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES           241
2722 # define SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES           242
2723 # define SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES          243
2724 # define SSL_R_UNEXPECTED_MESSAGE                         244
2725 # define SSL_R_UNEXPECTED_RECORD                          245
2726 # define SSL_R_UNINITIALIZED                              276
2727 # define SSL_R_UNKNOWN_ALERT_TYPE                         246
2728 # define SSL_R_UNKNOWN_CERTIFICATE_TYPE                   247
2729 # define SSL_R_UNKNOWN_CIPHER_RETURNED                    248
2730 # define SSL_R_UNKNOWN_CIPHER_TYPE                        249
2731 # define SSL_R_UNKNOWN_DIGEST                             368
2732 # define SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE                  250
2733 # define SSL_R_UNKNOWN_PKEY_TYPE                          251
2734 # define SSL_R_UNKNOWN_PROTOCOL                           252
2735 # define SSL_R_UNKNOWN_REMOTE_ERROR_TYPE                  253
2736 # define SSL_R_UNKNOWN_SSL_VERSION                        254
2737 # define SSL_R_UNKNOWN_STATE                              255
2738 # define SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED       338
2739 # define SSL_R_UNSUPPORTED_CIPHER                         256
2740 # define SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM          257
2741 # define SSL_R_UNSUPPORTED_DIGEST_TYPE                    326
2742 # define SSL_R_UNSUPPORTED_ELLIPTIC_CURVE                 315
2743 # define SSL_R_UNSUPPORTED_PROTOCOL                       258
2744 # define SSL_R_UNSUPPORTED_SSL_VERSION                    259
2745 # define SSL_R_UNSUPPORTED_STATUS_TYPE                    329
2746 # define SSL_R_USE_SRTP_NOT_NEGOTIATED                    369
2747 # define SSL_R_WRITE_BIO_NOT_SET                          260
2748 # define SSL_R_WRONG_CIPHER_RETURNED                      261
2749 # define SSL_R_WRONG_MESSAGE_TYPE                         262
2750 # define SSL_R_WRONG_NUMBER_OF_KEY_BITS                   263
2751 # define SSL_R_WRONG_SIGNATURE_LENGTH                     264
2752 # define SSL_R_WRONG_SIGNATURE_SIZE                       265
2753 # define SSL_R_WRONG_SIGNATURE_TYPE                       370
2754 # define SSL_R_WRONG_SSL_VERSION                          266
2755 # define SSL_R_WRONG_VERSION_NUMBER                       267
2756 # define SSL_R_X509_LIB                                   268
2757 # define SSL_R_X509_VERIFICATION_SETUP_PROBLEMS           269
2758
2759 #ifdef  __cplusplus
2760 }
2761 #endif
2762 #endif