ssl.h revision 296465
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) 1998-2001 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 (c) 1998-2006 The OpenSSL Project.  All rights reserved.
113 *
114 * Redistribution and use in source and binary forms, with or without
115 * modification, are permitted provided that the following conditions
116 * are met:
117 *
118 * 1. Redistributions of source code must retain the above copyright
119 *    notice, this list of conditions and the following disclaimer.
120 *
121 * 2. Redistributions in binary form must reproduce the above copyright
122 *    notice, this list of conditions and the following disclaimer in
123 *    the documentation and/or other materials provided with the
124 *    distribution.
125 *
126 * 3. All advertising materials mentioning features or use of this
127 *    software must display the following acknowledgment:
128 *    "This product includes software developed by the OpenSSL Project
129 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
130 *
131 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
132 *    endorse or promote products derived from this software without
133 *    prior written permission. For written permission, please contact
134 *    openssl-core@openssl.org.
135 *
136 * 5. Products derived from this software may not be called "OpenSSL"
137 *    nor may "OpenSSL" appear in their names without prior written
138 *    permission of the OpenSSL Project.
139 *
140 * 6. Redistributions of any form whatsoever must retain the following
141 *    acknowledgment:
142 *    "This product includes software developed by the OpenSSL Project
143 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
144 *
145 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
146 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
147 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
148 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
149 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
150 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
151 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
152 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
153 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
154 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
155 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
156 * OF THE POSSIBILITY OF SUCH DAMAGE.
157 * ====================================================================
158 *
159 * This product includes cryptographic software written by Eric Young
160 * (eay@cryptsoft.com).  This product includes software written by Tim
161 * Hudson (tjh@cryptsoft.com).
162 *
163 */
164/* ====================================================================
165 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
166 * ECC cipher suite support in OpenSSL originally developed by
167 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
168 */
169
170#ifndef HEADER_SSL_H
171# define HEADER_SSL_H
172
173# include <openssl/e_os2.h>
174
175# ifndef OPENSSL_NO_COMP
176#  include <openssl/comp.h>
177# endif
178# ifndef OPENSSL_NO_BIO
179#  include <openssl/bio.h>
180# endif
181# ifndef OPENSSL_NO_DEPRECATED
182#  ifndef OPENSSL_NO_X509
183#   include <openssl/x509.h>
184#  endif
185#  include <openssl/crypto.h>
186#  include <openssl/lhash.h>
187#  include <openssl/buffer.h>
188# endif
189# include <openssl/pem.h>
190# include <openssl/hmac.h>
191
192# include <openssl/kssl.h>
193# include <openssl/safestack.h>
194# include <openssl/symhacks.h>
195
196#ifdef  __cplusplus
197extern "C" {
198#endif
199
200/* SSLeay version number for ASN.1 encoding of the session information */
201/*-
202 * Version 0 - initial version
203 * Version 1 - added the optional peer certificate
204 */
205# define SSL_SESSION_ASN1_VERSION 0x0001
206
207/* text strings for the ciphers */
208# define SSL_TXT_NULL_WITH_MD5           SSL2_TXT_NULL_WITH_MD5
209# define SSL_TXT_RC4_128_WITH_MD5        SSL2_TXT_RC4_128_WITH_MD5
210# define SSL_TXT_RC4_128_EXPORT40_WITH_MD5 SSL2_TXT_RC4_128_EXPORT40_WITH_MD5
211# define SSL_TXT_RC2_128_CBC_WITH_MD5    SSL2_TXT_RC2_128_CBC_WITH_MD5
212# define SSL_TXT_RC2_128_CBC_EXPORT40_WITH_MD5 SSL2_TXT_RC2_128_CBC_EXPORT40_WITH_MD5
213# define SSL_TXT_IDEA_128_CBC_WITH_MD5   SSL2_TXT_IDEA_128_CBC_WITH_MD5
214# define SSL_TXT_DES_64_CBC_WITH_MD5     SSL2_TXT_DES_64_CBC_WITH_MD5
215# define SSL_TXT_DES_64_CBC_WITH_SHA     SSL2_TXT_DES_64_CBC_WITH_SHA
216# define SSL_TXT_DES_192_EDE3_CBC_WITH_MD5 SSL2_TXT_DES_192_EDE3_CBC_WITH_MD5
217# define SSL_TXT_DES_192_EDE3_CBC_WITH_SHA SSL2_TXT_DES_192_EDE3_CBC_WITH_SHA
218
219/*
220 * VRS Additional Kerberos5 entries
221 */
222# define SSL_TXT_KRB5_DES_64_CBC_SHA   SSL3_TXT_KRB5_DES_64_CBC_SHA
223# define SSL_TXT_KRB5_DES_192_CBC3_SHA SSL3_TXT_KRB5_DES_192_CBC3_SHA
224# define SSL_TXT_KRB5_RC4_128_SHA      SSL3_TXT_KRB5_RC4_128_SHA
225# define SSL_TXT_KRB5_IDEA_128_CBC_SHA SSL3_TXT_KRB5_IDEA_128_CBC_SHA
226# define SSL_TXT_KRB5_DES_64_CBC_MD5   SSL3_TXT_KRB5_DES_64_CBC_MD5
227# define SSL_TXT_KRB5_DES_192_CBC3_MD5 SSL3_TXT_KRB5_DES_192_CBC3_MD5
228# define SSL_TXT_KRB5_RC4_128_MD5      SSL3_TXT_KRB5_RC4_128_MD5
229# define SSL_TXT_KRB5_IDEA_128_CBC_MD5 SSL3_TXT_KRB5_IDEA_128_CBC_MD5
230
231# define SSL_TXT_KRB5_DES_40_CBC_SHA   SSL3_TXT_KRB5_DES_40_CBC_SHA
232# define SSL_TXT_KRB5_RC2_40_CBC_SHA   SSL3_TXT_KRB5_RC2_40_CBC_SHA
233# define SSL_TXT_KRB5_RC4_40_SHA       SSL3_TXT_KRB5_RC4_40_SHA
234# define SSL_TXT_KRB5_DES_40_CBC_MD5   SSL3_TXT_KRB5_DES_40_CBC_MD5
235# define SSL_TXT_KRB5_RC2_40_CBC_MD5   SSL3_TXT_KRB5_RC2_40_CBC_MD5
236# define SSL_TXT_KRB5_RC4_40_MD5       SSL3_TXT_KRB5_RC4_40_MD5
237
238# define SSL_TXT_KRB5_DES_40_CBC_SHA   SSL3_TXT_KRB5_DES_40_CBC_SHA
239# define SSL_TXT_KRB5_DES_40_CBC_MD5   SSL3_TXT_KRB5_DES_40_CBC_MD5
240# define SSL_TXT_KRB5_DES_64_CBC_SHA   SSL3_TXT_KRB5_DES_64_CBC_SHA
241# define SSL_TXT_KRB5_DES_64_CBC_MD5   SSL3_TXT_KRB5_DES_64_CBC_MD5
242# define SSL_TXT_KRB5_DES_192_CBC3_SHA SSL3_TXT_KRB5_DES_192_CBC3_SHA
243# define SSL_TXT_KRB5_DES_192_CBC3_MD5 SSL3_TXT_KRB5_DES_192_CBC3_MD5
244# define SSL_MAX_KRB5_PRINCIPAL_LENGTH  256
245
246# define SSL_MAX_SSL_SESSION_ID_LENGTH           32
247# define SSL_MAX_SID_CTX_LENGTH                  32
248
249# define SSL_MIN_RSA_MODULUS_LENGTH_IN_BYTES     (512/8)
250# define SSL_MAX_KEY_ARG_LENGTH                  8
251# define SSL_MAX_MASTER_KEY_LENGTH               48
252
253/* These are used to specify which ciphers to use and not to use */
254# define SSL_TXT_LOW             "LOW"
255# define SSL_TXT_MEDIUM          "MEDIUM"
256# define SSL_TXT_HIGH            "HIGH"
257# define SSL_TXT_FIPS            "FIPS"
258# define SSL_TXT_kFZA            "kFZA"
259# define SSL_TXT_aFZA            "aFZA"
260# define SSL_TXT_eFZA            "eFZA"
261# define SSL_TXT_FZA             "FZA"
262
263# define SSL_TXT_aNULL           "aNULL"
264# define SSL_TXT_eNULL           "eNULL"
265# define SSL_TXT_NULL            "NULL"
266
267# define SSL_TXT_kKRB5           "kKRB5"
268# define SSL_TXT_aKRB5           "aKRB5"
269# define SSL_TXT_KRB5            "KRB5"
270
271# define SSL_TXT_kRSA            "kRSA"
272# define SSL_TXT_kDHr            "kDHr"
273# define SSL_TXT_kDHd            "kDHd"
274# define SSL_TXT_kEDH            "kEDH"
275# define SSL_TXT_aRSA            "aRSA"
276# define SSL_TXT_aDSS            "aDSS"
277# define SSL_TXT_aDH             "aDH"
278# define SSL_TXT_DSS             "DSS"
279# define SSL_TXT_DH              "DH"
280# define SSL_TXT_EDH             "EDH"
281# define SSL_TXT_ADH             "ADH"
282# define SSL_TXT_RSA             "RSA"
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_AES             "AES"
290# define SSL_TXT_CAMELLIA        "CAMELLIA"
291# define SSL_TXT_MD5             "MD5"
292# define SSL_TXT_SHA1            "SHA1"
293# define SSL_TXT_SHA             "SHA"
294# define SSL_TXT_EXP             "EXP"
295# define SSL_TXT_EXPORT          "EXPORT"
296# define SSL_TXT_EXP40           "EXPORT40"
297# define SSL_TXT_EXP56           "EXPORT56"
298# define SSL_TXT_SSLV2           "SSLv2"
299# define SSL_TXT_SSLV3           "SSLv3"
300# define SSL_TXT_TLSV1           "TLSv1"
301# define SSL_TXT_ALL             "ALL"
302# define SSL_TXT_ECC             "ECCdraft"/* ECC ciphersuites are not yet
303                                            * official */
304
305/*-
306 * COMPLEMENTOF* definitions. These identifiers are used to (de-select)
307 * ciphers normally not being used.
308 * Example: "RC4" will activate all ciphers using RC4 including ciphers
309 * without authentication, which would normally disabled by DEFAULT (due
310 * the "!ADH" being part of default). Therefore "RC4:!COMPLEMENTOFDEFAULT"
311 * will make sure that it is also disabled in the specific selection.
312 * COMPLEMENTOF* identifiers are portable between version, as adjustments
313 * to the default cipher setup will also be included here.
314 *
315 * COMPLEMENTOFDEFAULT does not experience the same special treatment that
316 * DEFAULT gets, as only selection is being done and no sorting as needed
317 * for DEFAULT.
318 */
319# define SSL_TXT_CMPALL          "COMPLEMENTOFALL"
320# define SSL_TXT_CMPDEF          "COMPLEMENTOFDEFAULT"
321
322/*
323 * The following cipher list is used by default. It also is substituted when
324 * an application-defined cipher list string starts with 'DEFAULT'.
325 */
326# define SSL_DEFAULT_CIPHER_LIST "ALL:!EXPORT:!aNULL:!eNULL:!SSLv2:@STRENGTH"
327
328/* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
329# define SSL_SENT_SHUTDOWN       1
330# define SSL_RECEIVED_SHUTDOWN   2
331
332#ifdef __cplusplus
333}
334#endif
335
336#ifdef  __cplusplus
337extern "C" {
338#endif
339
340# if (defined(OPENSSL_NO_RSA) || defined(OPENSSL_NO_MD5)) && !defined(OPENSSL_NO_SSL2)
341#  define OPENSSL_NO_SSL2
342# endif
343
344# define SSL_FILETYPE_ASN1       X509_FILETYPE_ASN1
345# define SSL_FILETYPE_PEM        X509_FILETYPE_PEM
346
347/*
348 * This is needed to stop compilers complaining about the 'struct ssl_st *'
349 * function parameters used to prototype callbacks in SSL_CTX.
350 */
351typedef struct ssl_st *ssl_crock_st;
352
353/* used to hold info on the particular ciphers used */
354typedef struct ssl_cipher_st {
355    int valid;
356    const char *name;           /* text name */
357    unsigned long id;           /* id, 4 bytes, first is version */
358    unsigned long algorithms;   /* what ciphers are used */
359    unsigned long algo_strength; /* strength and export flags */
360    unsigned long algorithm2;   /* Extra flags */
361    int strength_bits;          /* Number of bits really used */
362    int alg_bits;               /* Number of bits for algorithm */
363    unsigned long mask;         /* used for matching */
364    unsigned long mask_strength; /* also used for matching */
365} SSL_CIPHER;
366
367DECLARE_STACK_OF(SSL_CIPHER)
368
369/* Used to hold functions for SSLv2 or SSLv3/TLSv1 functions */
370typedef struct ssl_method_st {
371    int version;
372    int (*ssl_new) (SSL *s);
373    void (*ssl_clear) (SSL *s);
374    void (*ssl_free) (SSL *s);
375    int (*ssl_accept) (SSL *s);
376    int (*ssl_connect) (SSL *s);
377    int (*ssl_read) (SSL *s, void *buf, int len);
378    int (*ssl_peek) (SSL *s, void *buf, int len);
379    int (*ssl_write) (SSL *s, const void *buf, int len);
380    int (*ssl_shutdown) (SSL *s);
381    int (*ssl_renegotiate) (SSL *s);
382    int (*ssl_renegotiate_check) (SSL *s);
383    long (*ssl_get_message) (SSL *s, int st1, int stn, int mt, long
384                             max, int *ok);
385    int (*ssl_read_bytes) (SSL *s, int type, unsigned char *buf, int len,
386                           int peek);
387    int (*ssl_write_bytes) (SSL *s, int type, const void *buf_, int len);
388    int (*ssl_dispatch_alert) (SSL *s);
389    long (*ssl_ctrl) (SSL *s, int cmd, long larg, void *parg);
390    long (*ssl_ctx_ctrl) (SSL_CTX *ctx, int cmd, long larg, void *parg);
391    SSL_CIPHER *(*get_cipher_by_char) (const unsigned char *ptr);
392    int (*put_cipher_by_char) (const SSL_CIPHER *cipher, unsigned char *ptr);
393    int (*ssl_pending) (const SSL *s);
394    int (*num_ciphers) (void);
395    SSL_CIPHER *(*get_cipher) (unsigned ncipher);
396    struct ssl_method_st *(*get_ssl_method) (int version);
397    long (*get_timeout) (void);
398    struct ssl3_enc_method *ssl3_enc; /* Extra SSLv3/TLS stuff */
399    int (*ssl_version) (void);
400    long (*ssl_callback_ctrl) (SSL *s, int cb_id, void (*fp) (void));
401    long (*ssl_ctx_callback_ctrl) (SSL_CTX *s, int cb_id, void (*fp) (void));
402} SSL_METHOD;
403
404/*-
405 * Lets make this into an ASN.1 type structure as follows
406 * SSL_SESSION_ID ::= SEQUENCE {
407 *      version                 INTEGER,        -- structure version number
408 *      SSLversion              INTEGER,        -- SSL version number
409 *      Cipher                  OCTET_STRING,   -- the 3 byte cipher ID
410 *      Session_ID              OCTET_STRING,   -- the Session ID
411 *      Master_key              OCTET_STRING,   -- the master key
412 *      KRB5_principal          OCTET_STRING    -- optional Kerberos principal
413 *      Key_Arg [ 0 ] IMPLICIT  OCTET_STRING,   -- the optional Key argument
414 *      Time [ 1 ] EXPLICIT     INTEGER,        -- optional Start Time
415 *      Timeout [ 2 ] EXPLICIT  INTEGER,        -- optional Timeout ins seconds
416 *      Peer [ 3 ] EXPLICIT     X509,           -- optional Peer Certificate
417 *      Session_ID_context [ 4 ] EXPLICIT OCTET_STRING,   -- the Session ID context
418 *      Verify_result [ 5 ] EXPLICIT INTEGER    -- X509_V_... code for `Peer'
419 *      Compression [6] IMPLICIT ASN1_OBJECT    -- compression OID XXXXX
420 *      }
421 * Look in ssl/ssl_asn1.c for more details
422 * I'm using EXPLICIT tags so I can read the damn things using asn1parse :-).
423 */
424typedef struct ssl_session_st {
425    int ssl_version;            /* what ssl version session info is being
426                                 * kept in here? */
427    /* only really used in SSLv2 */
428    unsigned int key_arg_length;
429    unsigned char key_arg[SSL_MAX_KEY_ARG_LENGTH];
430    int master_key_length;
431    unsigned char master_key[SSL_MAX_MASTER_KEY_LENGTH];
432    /* session_id - valid? */
433    unsigned int session_id_length;
434    unsigned char session_id[SSL_MAX_SSL_SESSION_ID_LENGTH];
435    /*
436     * this is used to determine whether the session is being reused in the
437     * appropriate context. It is up to the application to set this, via
438     * SSL_new
439     */
440    unsigned int sid_ctx_length;
441    unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
442# ifndef OPENSSL_NO_KRB5
443    unsigned int krb5_client_princ_len;
444    unsigned char krb5_client_princ[SSL_MAX_KRB5_PRINCIPAL_LENGTH];
445# endif                         /* OPENSSL_NO_KRB5 */
446    int not_resumable;
447    /* The cert is the certificate used to establish this connection */
448    struct sess_cert_st /* SESS_CERT */ *sess_cert;
449    /*
450     * This is the cert for the other end. On clients, it will be the same as
451     * sess_cert->peer_key->x509 (the latter is not enough as sess_cert is
452     * not retained in the external representation of sessions, see
453     * ssl_asn1.c).
454     */
455    X509 *peer;
456    /*
457     * when app_verify_callback accepts a session where the peer's
458     * certificate is not ok, we must remember the error for session reuse:
459     */
460    long verify_result;         /* only for servers */
461    int references;
462    long timeout;
463    long time;
464    int compress_meth;          /* Need to lookup the method */
465    SSL_CIPHER *cipher;
466    unsigned long cipher_id;    /* when ASN.1 loaded, this needs to be used
467                                 * to load the 'cipher' structure */
468    STACK_OF(SSL_CIPHER) *ciphers; /* shared ciphers? */
469    CRYPTO_EX_DATA ex_data;     /* application specific data */
470    /*
471     * These are used to make removal of session-ids more efficient and to
472     * implement a maximum cache size.
473     */
474    struct ssl_session_st *prev, *next;
475# ifndef OPENSSL_NO_TLSEXT
476    char *tlsext_hostname;
477    /* RFC4507 info */
478    unsigned char *tlsext_tick; /* Session ticket */
479    size_t tlsext_ticklen;      /* Session ticket length */
480    long tlsext_tick_lifetime_hint; /* Session lifetime hint in seconds */
481# endif
482} SSL_SESSION;
483
484# define SSL_OP_MICROSOFT_SESS_ID_BUG                    0x00000001L
485# define SSL_OP_NETSCAPE_CHALLENGE_BUG                   0x00000002L
486/* Allow initial connection to servers that don't support RI */
487# define SSL_OP_LEGACY_SERVER_CONNECT                    0x00000004L
488# define SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG         0x00000008L
489# define SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG              0x00000010L
490# define SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER               0x00000020L
491# define SSL_OP_SAFARI_ECDHE_ECDSA_BUG                   0x00000040L
492# define SSL_OP_SSLEAY_080_CLIENT_DH_BUG                 0x00000080L
493# define SSL_OP_TLS_D5_BUG                               0x00000100L
494# define SSL_OP_TLS_BLOCK_PADDING_BUG                    0x00000200L
495
496/* Hasn't done anything since OpenSSL 0.9.7h, retained for compatibility */
497# define SSL_OP_MSIE_SSLV2_RSA_PADDING                   0x0
498
499/*
500 * Disable SSL 3.0/TLS 1.0 CBC vulnerability workaround that was added in
501 * OpenSSL 0.9.6d.  Usually (depending on the application protocol) the
502 * workaround is not needed.  Unfortunately some broken SSL/TLS
503 * implementations cannot handle it at all, which is why we include it in
504 * SSL_OP_ALL.
505 */
506/* added in 0.9.6e */
507# define SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS              0x00000800L
508
509/*
510 * SSL_OP_ALL: various bug workarounds that should be rather harmless.  This
511 * used to be 0x000FFFFFL before 0.9.7.
512 */
513# define SSL_OP_ALL                                      0x00000FFFL
514
515/* DTLS options */
516# define SSL_OP_NO_QUERY_MTU                 0x00001000L
517/* Turn on Cookie Exchange (on relevant for servers) */
518# define SSL_OP_COOKIE_EXCHANGE              0x00002000L
519/* Don't use RFC4507 ticket extension */
520# define SSL_OP_NO_TICKET                    0x00004000L
521/* Use Cisco's "speshul" version of DTLS_BAD_VER (as client)  */
522# define SSL_OP_CISCO_ANYCONNECT             0x00008000L
523
524/* As server, disallow session resumption on renegotiation */
525# define SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION   0x00010000L
526/* Permit unsafe legacy renegotiation */
527# define SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION        0x00040000L
528/* If set, always create a new key when using tmp_ecdh parameters */
529# define SSL_OP_SINGLE_ECDH_USE                          0x00080000L
530/* If set, always create a new key when using tmp_dh parameters */
531# define SSL_OP_SINGLE_DH_USE                            0x00100000L
532/* Does nothing: retained for compatibiity */
533# define SSL_OP_EPHEMERAL_RSA                            0x0
534/*
535 * Set on servers to choose the cipher according to the server's preferences
536 */
537# define SSL_OP_CIPHER_SERVER_PREFERENCE                 0x00400000L
538/*
539 * If set, a server will allow a client to issue a SSLv3.0 version number as
540 * latest version supported in the premaster secret, even when TLSv1.0
541 * (version 3.1) was announced in the client hello. Normally this is
542 * forbidden to prevent version rollback attacks.
543 */
544# define SSL_OP_TLS_ROLLBACK_BUG                         0x00800000L
545
546# define SSL_OP_NO_SSLv2                                 0x01000000L
547# define SSL_OP_NO_SSLv3                                 0x02000000L
548# define SSL_OP_NO_TLSv1                                 0x04000000L
549
550/*
551 * The next flag deliberately changes the ciphertest, this is a check for the
552 * PKCS#1 attack
553 */
554# define SSL_OP_PKCS1_CHECK_1                            0x08000000L
555# define SSL_OP_PKCS1_CHECK_2                            0x10000000L
556# define SSL_OP_NETSCAPE_CA_DN_BUG                       0x20000000L
557# define SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG          0x40000000L
558
559/*
560 * Allow SSL_write(..., n) to return r with 0 < r < n (i.e. report success
561 * when just a single record has been written):
562 */
563# define SSL_MODE_ENABLE_PARTIAL_WRITE       0x00000001L
564/*
565 * Make it possible to retry SSL_write() with changed buffer location (buffer
566 * contents must stay the same!); this is not the default to avoid the
567 * misconception that non-blocking SSL_write() behaves like non-blocking
568 * write():
569 */
570# define SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER 0x00000002L
571/*
572 * Never bother the application with retries if the transport is blocking:
573 */
574# define SSL_MODE_AUTO_RETRY 0x00000004L
575/* Don't attempt to automatically build certificate chain */
576# define SSL_MODE_NO_AUTO_CHAIN 0x00000008L
577/*
578 * Send TLS_FALLBACK_SCSV in the ClientHello. To be set only by applications
579 * that reconnect with a downgraded protocol version; see
580 * draft-ietf-tls-downgrade-scsv-00 for details. DO NOT ENABLE THIS if your
581 * application attempts a normal handshake. Only use this in explicit
582 * fallback retries, following the guidance in
583 * draft-ietf-tls-downgrade-scsv-00.
584 */
585# define SSL_MODE_SEND_FALLBACK_SCSV 0x00000080L
586
587/*
588 * Note: SSL[_CTX]_set_{options,mode} use |= op on the previous value, they
589 * cannot be used to clear bits.
590 */
591
592# define SSL_CTX_set_options(ctx,op) \
593        SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,(op),NULL)
594# define SSL_CTX_clear_options(ctx,op) \
595        SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_OPTIONS,(op),NULL)
596# define SSL_CTX_get_options(ctx) \
597        SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,0,NULL)
598# define SSL_set_options(ssl,op) \
599        SSL_ctrl((ssl),SSL_CTRL_OPTIONS,(op),NULL)
600# define SSL_clear_options(ssl,op) \
601        SSL_ctrl((ssl),SSL_CTRL_CLEAR_OPTIONS,(op),NULL)
602# define SSL_get_options(ssl) \
603        SSL_ctrl((ssl),SSL_CTRL_OPTIONS,0,NULL)
604
605# define SSL_CTX_set_mode(ctx,op) \
606        SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,(op),NULL)
607# define SSL_CTX_clear_mode(ctx,op) \
608        SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_MODE,(op),NULL)
609# define SSL_CTX_get_mode(ctx) \
610        SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,0,NULL)
611# define SSL_clear_mode(ssl,op) \
612        SSL_ctrl((ssl),SSL_CTRL_CLEAR_MODE,(op),NULL)
613# define SSL_set_mode(ssl,op) \
614        SSL_ctrl((ssl),SSL_CTRL_MODE,(op),NULL)
615# define SSL_get_mode(ssl) \
616        SSL_ctrl((ssl),SSL_CTRL_MODE,0,NULL)
617# define SSL_set_mtu(ssl, mtu) \
618        SSL_ctrl((ssl),SSL_CTRL_SET_MTU,(mtu),NULL)
619
620# define SSL_get_secure_renegotiation_support(ssl) \
621        SSL_ctrl((ssl), SSL_CTRL_GET_RI_SUPPORT, 0, NULL)
622
623void SSL_CTX_set_msg_callback(SSL_CTX *ctx,
624                              void (*cb) (int write_p, int version,
625                                          int content_type, const void *buf,
626                                          size_t len, SSL *ssl, void *arg));
627void SSL_set_msg_callback(SSL *ssl,
628                          void (*cb) (int write_p, int version,
629                                      int content_type, const void *buf,
630                                      size_t len, SSL *ssl, void *arg));
631# define SSL_CTX_set_msg_callback_arg(ctx, arg) SSL_CTX_ctrl((ctx), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
632# define SSL_set_msg_callback_arg(ssl, arg) SSL_ctrl((ssl), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
633
634# if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN32)
635#  define SSL_MAX_CERT_LIST_DEFAULT 1024*30
636                                          /* 30k max cert list :-) */
637# else
638#  define SSL_MAX_CERT_LIST_DEFAULT 1024*100
639                                           /* 100k max cert list :-) */
640# endif
641
642# define SSL_SESSION_CACHE_MAX_SIZE_DEFAULT      (1024*20)
643
644/*
645 * This callback type is used inside SSL_CTX, SSL, and in the functions that
646 * set them. It is used to override the generation of SSL/TLS session IDs in
647 * a server. Return value should be zero on an error, non-zero to proceed.
648 * Also, callbacks should themselves check if the id they generate is unique
649 * otherwise the SSL handshake will fail with an error - callbacks can do
650 * this using the 'ssl' value they're passed by;
651 * SSL_has_matching_session_id(ssl, id, *id_len) The length value passed in
652 * is set at the maximum size the session ID can be. In SSLv2 this is 16
653 * bytes, whereas SSLv3/TLSv1 it is 32 bytes. The callback can alter this
654 * length to be less if desired, but under SSLv2 session IDs are supposed to
655 * be fixed at 16 bytes so the id will be padded after the callback returns
656 * in this case. It is also an error for the callback to set the size to
657 * zero.
658 */
659typedef int (*GEN_SESSION_CB) (const SSL *ssl, unsigned char *id,
660                               unsigned int *id_len);
661
662typedef struct ssl_comp_st {
663    int id;
664    const char *name;
665# ifndef OPENSSL_NO_COMP
666    COMP_METHOD *method;
667# else
668    char *method;
669# endif
670} SSL_COMP;
671
672DECLARE_STACK_OF(SSL_COMP)
673
674struct ssl_ctx_st {
675    SSL_METHOD *method;
676    STACK_OF(SSL_CIPHER) *cipher_list;
677    /* same as above but sorted for lookup */
678    STACK_OF(SSL_CIPHER) *cipher_list_by_id;
679    struct x509_store_st /* X509_STORE */ *cert_store;
680    struct lhash_st /* LHASH */ *sessions; /* a set of SSL_SESSIONs */
681    /*
682     * Most session-ids that will be cached, default is
683     * SSL_SESSION_CACHE_MAX_SIZE_DEFAULT. 0 is unlimited.
684     */
685    unsigned long session_cache_size;
686    struct ssl_session_st *session_cache_head;
687    struct ssl_session_st *session_cache_tail;
688    /*
689     * This can have one of 2 values, ored together, SSL_SESS_CACHE_CLIENT,
690     * SSL_SESS_CACHE_SERVER, Default is SSL_SESSION_CACHE_SERVER, which
691     * means only SSL_accept which cache SSL_SESSIONS.
692     */
693    int session_cache_mode;
694    /*
695     * If timeout is not 0, it is the default timeout value set when
696     * SSL_new() is called.  This has been put in to make life easier to set
697     * things up
698     */
699    long session_timeout;
700    /*
701     * If this callback is not null, it will be called each time a session id
702     * is added to the cache.  If this function returns 1, it means that the
703     * callback will do a SSL_SESSION_free() when it has finished using it.
704     * Otherwise, on 0, it means the callback has finished with it. If
705     * remove_session_cb is not null, it will be called when a session-id is
706     * removed from the cache.  After the call, OpenSSL will
707     * SSL_SESSION_free() it.
708     */
709    int (*new_session_cb) (struct ssl_st *ssl, SSL_SESSION *sess);
710    void (*remove_session_cb) (struct ssl_ctx_st *ctx, SSL_SESSION *sess);
711    SSL_SESSION *(*get_session_cb) (struct ssl_st *ssl,
712                                    unsigned char *data, int len, int *copy);
713    struct {
714        int sess_connect;       /* SSL new conn - started */
715        int sess_connect_renegotiate; /* SSL reneg - requested */
716        int sess_connect_good;  /* SSL new conne/reneg - finished */
717        int sess_accept;        /* SSL new accept - started */
718        int sess_accept_renegotiate; /* SSL reneg - requested */
719        int sess_accept_good;   /* SSL accept/reneg - finished */
720        int sess_miss;          /* session lookup misses */
721        int sess_timeout;       /* reuse attempt on timeouted session */
722        int sess_cache_full;    /* session removed due to full cache */
723        int sess_hit;           /* session reuse actually done */
724        int sess_cb_hit;        /* session-id that was not in the cache was
725                                 * passed back via the callback.  This
726                                 * indicates that the application is
727                                 * supplying session-id's from other
728                                 * processes - spooky :-) */
729    } stats;
730
731    int references;
732
733    /* if defined, these override the X509_verify_cert() calls */
734    int (*app_verify_callback) (X509_STORE_CTX *, void *);
735    void *app_verify_arg;
736    /*
737     * before OpenSSL 0.9.7, 'app_verify_arg' was ignored
738     * ('app_verify_callback' was called with just one argument)
739     */
740
741    /* Default password callback. */
742    pem_password_cb *default_passwd_callback;
743
744    /* Default password callback user data. */
745    void *default_passwd_callback_userdata;
746
747    /* get client cert callback */
748    int (*client_cert_cb) (SSL *ssl, X509 **x509, EVP_PKEY **pkey);
749
750    /* cookie generate callback */
751    int (*app_gen_cookie_cb) (SSL *ssl, unsigned char *cookie,
752                              unsigned int *cookie_len);
753
754    /* verify cookie callback */
755    int (*app_verify_cookie_cb) (SSL *ssl, unsigned char *cookie,
756                                 unsigned int cookie_len);
757
758    CRYPTO_EX_DATA ex_data;
759
760    const EVP_MD *rsa_md5;      /* For SSLv2 - name is 'ssl2-md5' */
761    const EVP_MD *md5;          /* For SSLv3/TLSv1 'ssl3-md5' */
762    const EVP_MD *sha1;         /* For SSLv3/TLSv1 'ssl3->sha1' */
763
764    STACK_OF(X509) *extra_certs;
765    STACK_OF(SSL_COMP) *comp_methods; /* stack of SSL_COMP, SSLv3/TLSv1 */
766
767    /* Default values used when no per-SSL value is defined follow */
768
769    /* used if SSL's info_callback is NULL */
770    void (*info_callback) (const SSL *ssl, int type, int val);
771
772    /* what we put in client cert requests */
773    STACK_OF(X509_NAME) *client_CA;
774
775    /*
776     * Default values to use in SSL structures follow (these are copied by
777     * SSL_new)
778     */
779
780    unsigned long options;
781    unsigned long mode;
782    long max_cert_list;
783
784    struct cert_st /* CERT */ *cert;
785    int read_ahead;
786
787    /* callback that allows applications to peek at protocol messages */
788    void (*msg_callback) (int write_p, int version, int content_type,
789                          const void *buf, size_t len, SSL *ssl, void *arg);
790    void *msg_callback_arg;
791
792    int verify_mode;
793    unsigned int sid_ctx_length;
794    unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
795    /* called 'verify_callback' in the SSL */
796    int (*default_verify_callback) (int ok, X509_STORE_CTX *ctx);
797
798    /* Default generate session ID callback. */
799    GEN_SESSION_CB generate_session_id;
800
801    X509_VERIFY_PARAM *param;
802
803# if 0
804    int purpose;                /* Purpose setting */
805    int trust;                  /* Trust setting */
806# endif
807
808    int quiet_shutdown;
809
810# ifndef OPENSSL_ENGINE
811    /*
812     * Engine to pass requests for client certs to
813     */
814    ENGINE *client_cert_engine;
815# endif
816
817# ifndef OPENSSL_NO_TLSEXT
818    /* TLS extensions servername callback */
819    int (*tlsext_servername_callback) (SSL *, int *, void *);
820    void *tlsext_servername_arg;
821    /* RFC 4507 session ticket keys */
822    unsigned char tlsext_tick_key_name[16];
823    unsigned char tlsext_tick_hmac_key[16];
824    unsigned char tlsext_tick_aes_key[16];
825    /* Callback to support customisation of ticket key setting */
826    int (*tlsext_ticket_key_cb) (SSL *ssl,
827                                 unsigned char *name, unsigned char *iv,
828                                 EVP_CIPHER_CTX *ectx,
829                                 HMAC_CTX *hctx, int enc);
830
831    /* certificate status request info */
832    /* Callback for status request */
833    int (*tlsext_status_cb) (SSL *ssl, void *arg);
834    void *tlsext_status_arg;
835# endif
836
837};
838
839# define SSL_SESS_CACHE_OFF                      0x0000
840# define SSL_SESS_CACHE_CLIENT                   0x0001
841# define SSL_SESS_CACHE_SERVER                   0x0002
842# define SSL_SESS_CACHE_BOTH     (SSL_SESS_CACHE_CLIENT|SSL_SESS_CACHE_SERVER)
843# define SSL_SESS_CACHE_NO_AUTO_CLEAR            0x0080
844/* enough comments already ... see SSL_CTX_set_session_cache_mode(3) */
845# define SSL_SESS_CACHE_NO_INTERNAL_LOOKUP       0x0100
846# define SSL_SESS_CACHE_NO_INTERNAL_STORE        0x0200
847# define SSL_SESS_CACHE_NO_INTERNAL \
848        (SSL_SESS_CACHE_NO_INTERNAL_LOOKUP|SSL_SESS_CACHE_NO_INTERNAL_STORE)
849
850struct lhash_st *SSL_CTX_sessions(SSL_CTX *ctx);
851# define SSL_CTX_sess_number(ctx) \
852        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_NUMBER,0,NULL)
853# define SSL_CTX_sess_connect(ctx) \
854        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT,0,NULL)
855# define SSL_CTX_sess_connect_good(ctx) \
856        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_GOOD,0,NULL)
857# define SSL_CTX_sess_connect_renegotiate(ctx) \
858        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_RENEGOTIATE,0,NULL)
859# define SSL_CTX_sess_accept(ctx) \
860        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT,0,NULL)
861# define SSL_CTX_sess_accept_renegotiate(ctx) \
862        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_RENEGOTIATE,0,NULL)
863# define SSL_CTX_sess_accept_good(ctx) \
864        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_GOOD,0,NULL)
865# define SSL_CTX_sess_hits(ctx) \
866        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_HIT,0,NULL)
867# define SSL_CTX_sess_cb_hits(ctx) \
868        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CB_HIT,0,NULL)
869# define SSL_CTX_sess_misses(ctx) \
870        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_MISSES,0,NULL)
871# define SSL_CTX_sess_timeouts(ctx) \
872        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_TIMEOUTS,0,NULL)
873# define SSL_CTX_sess_cache_full(ctx) \
874        SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CACHE_FULL,0,NULL)
875
876void SSL_CTX_sess_set_new_cb(SSL_CTX *ctx,
877                             int (*new_session_cb) (struct ssl_st *ssl,
878                                                    SSL_SESSION *sess));
879int (*SSL_CTX_sess_get_new_cb(SSL_CTX *ctx)) (struct ssl_st *ssl,
880                                              SSL_SESSION *sess);
881void SSL_CTX_sess_set_remove_cb(SSL_CTX *ctx,
882                                void (*remove_session_cb) (struct ssl_ctx_st
883                                                           *ctx,
884                                                           SSL_SESSION
885                                                           *sess));
886void (*SSL_CTX_sess_get_remove_cb(SSL_CTX *ctx)) (struct ssl_ctx_st *ctx,
887                                                  SSL_SESSION *sess);
888void SSL_CTX_sess_set_get_cb(SSL_CTX *ctx,
889                             SSL_SESSION *(*get_session_cb) (struct ssl_st
890                                                             *ssl,
891                                                             unsigned char
892                                                             *data, int len,
893                                                             int *copy));
894SSL_SESSION *(*SSL_CTX_sess_get_get_cb(SSL_CTX *ctx)) (struct ssl_st *ssl,
895                                                       unsigned char *Data,
896                                                       int len, int *copy);
897void SSL_CTX_set_info_callback(SSL_CTX *ctx,
898                               void (*cb) (const SSL *ssl, int type,
899                                           int val));
900void (*SSL_CTX_get_info_callback(SSL_CTX *ctx)) (const SSL *ssl, int type,
901                                                 int val);
902void SSL_CTX_set_client_cert_cb(SSL_CTX *ctx,
903                                int (*client_cert_cb) (SSL *ssl, X509 **x509,
904                                                       EVP_PKEY **pkey));
905int (*SSL_CTX_get_client_cert_cb(SSL_CTX *ctx)) (SSL *ssl, X509 **x509,
906                                                 EVP_PKEY **pkey);
907# ifndef OPENSSL_NO_ENGINE
908int SSL_CTX_set_client_cert_engine(SSL_CTX *ctx, ENGINE *e);
909# endif
910void SSL_CTX_set_cookie_generate_cb(SSL_CTX *ctx,
911                                    int (*app_gen_cookie_cb) (SSL *ssl,
912                                                              unsigned char
913                                                              *cookie,
914                                                              unsigned int
915                                                              *cookie_len));
916void SSL_CTX_set_cookie_verify_cb(SSL_CTX *ctx,
917                                  int (*app_verify_cookie_cb) (SSL *ssl,
918                                                               unsigned char
919                                                               *cookie,
920                                                               unsigned int
921                                                               cookie_len));
922
923# define SSL_NOTHING     1
924# define SSL_WRITING     2
925# define SSL_READING     3
926# define SSL_X509_LOOKUP 4
927
928/* These will only be used when doing non-blocking IO */
929# define SSL_want_nothing(s)     (SSL_want(s) == SSL_NOTHING)
930# define SSL_want_read(s)        (SSL_want(s) == SSL_READING)
931# define SSL_want_write(s)       (SSL_want(s) == SSL_WRITING)
932# define SSL_want_x509_lookup(s) (SSL_want(s) == SSL_X509_LOOKUP)
933
934struct ssl_st {
935    /*
936     * protocol version (one of SSL2_VERSION, SSL3_VERSION, TLS1_VERSION,
937     * DTLS1_VERSION)
938     */
939    int version;
940    /* SSL_ST_CONNECT or SSL_ST_ACCEPT */
941    int type;
942    /* SSLv3 */
943    SSL_METHOD *method;
944    /*
945     * There are 2 BIO's even though they are normally both the same.  This
946     * is so data can be read and written to different handlers
947     */
948# ifndef OPENSSL_NO_BIO
949    /* used by SSL_read */
950    BIO *rbio;
951    /* used by SSL_write */
952    BIO *wbio;
953    /* used during session-id reuse to concatenate messages */
954    BIO *bbio;
955# else
956    /* used by SSL_read */
957    char *rbio;
958    /* used by SSL_write */
959    char *wbio;
960    char *bbio;
961# endif
962    /*
963     * This holds a variable that indicates what we were doing when a 0 or -1
964     * is returned.  This is needed for non-blocking IO so we know what
965     * request needs re-doing when in SSL_accept or SSL_connect
966     */
967    int rwstate;
968    /* true when we are actually in SSL_accept() or SSL_connect() */
969    int in_handshake;
970    int (*handshake_func) (SSL *);
971    /*
972     * Imagine that here's a boolean member "init" that is switched as soon
973     * as SSL_set_{accept/connect}_state is called for the first time, so
974     * that "state" and "handshake_func" are properly initialized.  But as
975     * handshake_func is == 0 until then, we use this test instead of an
976     * "init" member.
977     */
978    /* are we the server side? - mostly used by SSL_clear */
979    int server;
980    /*
981     * 1 if we are to use a new session.
982     * 2 if we are a server and are inside a handshake
983     *   (i.e. not just sending a HelloRequest)
984     * NB: For servers, the 'new' session may actually be a previously
985     * cached session or even the previous session unless
986     * SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION is set
987     */
988    int new_session;
989    /* don't send shutdown packets */
990    int quiet_shutdown;
991    /* we have shut things down, 0x01 sent, 0x02 for received */
992    int shutdown;
993    /* where we are */
994    int state;
995    /* where we are when reading */
996    int rstate;
997    BUF_MEM *init_buf;          /* buffer used during init */
998    void *init_msg;             /* pointer to handshake message body, set by
999                                 * ssl3_get_message() */
1000    int init_num;               /* amount read/written */
1001    int init_off;               /* amount read/written */
1002    /* used internally to point at a raw packet */
1003    unsigned char *packet;
1004    unsigned int packet_length;
1005    struct ssl2_state_st *s2;   /* SSLv2 variables */
1006    struct ssl3_state_st *s3;   /* SSLv3 variables */
1007    struct dtls1_state_st *d1;  /* DTLSv1 variables */
1008    int read_ahead;             /* Read as many input bytes as possible (for
1009                                 * non-blocking reads) */
1010    /* callback that allows applications to peek at protocol messages */
1011    void (*msg_callback) (int write_p, int version, int content_type,
1012                          const void *buf, size_t len, SSL *ssl, void *arg);
1013    void *msg_callback_arg;
1014    int hit;                    /* reusing a previous session */
1015    X509_VERIFY_PARAM *param;
1016# if 0
1017    int purpose;                /* Purpose setting */
1018    int trust;                  /* Trust setting */
1019# endif
1020    /* crypto */
1021    STACK_OF(SSL_CIPHER) *cipher_list;
1022    STACK_OF(SSL_CIPHER) *cipher_list_by_id;
1023    /*
1024     * These are the ones being used, the ones in SSL_SESSION are the ones to
1025     * be 'copied' into these ones
1026     */
1027    EVP_CIPHER_CTX *enc_read_ctx; /* cryptographic state */
1028    const EVP_MD *read_hash;    /* used for mac generation */
1029# ifndef OPENSSL_NO_COMP
1030    COMP_CTX *expand;           /* uncompress */
1031# else
1032    char *expand;
1033# endif
1034    EVP_CIPHER_CTX *enc_write_ctx; /* cryptographic state */
1035    const EVP_MD *write_hash;   /* used for mac generation */
1036# ifndef OPENSSL_NO_COMP
1037    COMP_CTX *compress;         /* compression */
1038# else
1039    char *compress;
1040# endif
1041    /* session info */
1042    /* client cert? */
1043    /* This is used to hold the server certificate used */
1044    struct cert_st /* CERT */ *cert;
1045    /*
1046     * the session_id_context is used to ensure sessions are only reused in
1047     * the appropriate context
1048     */
1049    unsigned int sid_ctx_length;
1050    unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
1051    /* This can also be in the session once a session is established */
1052    SSL_SESSION *session;
1053    /* Default generate session ID callback. */
1054    GEN_SESSION_CB generate_session_id;
1055    /* Used in SSL2 and SSL3 */
1056    /*
1057     * 0 don't care about verify failure.
1058     * 1 fail if verify fails
1059     */
1060    int verify_mode;
1061    /* fail if callback returns 0 */
1062    int (*verify_callback) (int ok, X509_STORE_CTX *ctx);
1063    /* optional informational callback */
1064    void (*info_callback) (const SSL *ssl, int type, int val);
1065    /* error bytes to be written */
1066    int error;
1067    /* actual code */
1068    int error_code;
1069# ifndef OPENSSL_NO_KRB5
1070    /* Kerberos 5 context */
1071    KSSL_CTX *kssl_ctx;
1072# endif                         /* OPENSSL_NO_KRB5 */
1073    SSL_CTX *ctx;
1074    /*
1075     * set this flag to 1 and a sleep(1) is put into all SSL_read() and
1076     * SSL_write() calls, good for nbio debuging :-)
1077     */
1078    int debug;
1079    /* extra application data */
1080    long verify_result;
1081    CRYPTO_EX_DATA ex_data;
1082    /* for server side, keep the list of CA_dn we can use */
1083    STACK_OF(X509_NAME) *client_CA;
1084    int references;
1085    /* protocol behaviour */
1086    unsigned long options;
1087    /* API behaviour */
1088    unsigned long mode;
1089    long max_cert_list;
1090    int first_packet;
1091    /* what was passed, used for SSLv3/TLS rollback check */
1092    int client_version;
1093# ifndef OPENSSL_NO_TLSEXT
1094    /* TLS extension debug callback */
1095    void (*tlsext_debug_cb) (SSL *s, int client_server, int type,
1096                             unsigned char *data, int len, void *arg);
1097    void *tlsext_debug_arg;
1098    char *tlsext_hostname;
1099    /*-
1100     * no further mod of servername
1101     * 0 : call the servername extension callback.
1102     * 1 : prepare 2, allow last ack just after in server callback.
1103     * 2 : don't call servername callback, no ack in server hello
1104     */
1105    int servername_done;
1106    /* certificate status request info */
1107    /* Status type or -1 if no status type */
1108    int tlsext_status_type;
1109    /* Expect OCSP CertificateStatus message */
1110    int tlsext_status_expected;
1111    /* OCSP status request only */
1112    STACK_OF(OCSP_RESPID) *tlsext_ocsp_ids;
1113    X509_EXTENSIONS *tlsext_ocsp_exts;
1114    /* OCSP response received or to be sent */
1115    unsigned char *tlsext_ocsp_resp;
1116    int tlsext_ocsp_resplen;
1117    /* RFC4507 session ticket expected to be received or sent */
1118    int tlsext_ticket_expected;
1119    SSL_CTX *initial_ctx;       /* initial ctx, used to store sessions */
1120#  define session_ctx initial_ctx
1121# else
1122#  define session_ctx ctx
1123# endif
1124};
1125
1126#ifdef __cplusplus
1127}
1128#endif
1129
1130# include <openssl/ssl2.h>
1131# include <openssl/ssl3.h>
1132# include <openssl/tls1.h>      /* This is mostly sslv3 with a few tweaks */
1133# include <openssl/dtls1.h>     /* Datagram TLS */
1134# include <openssl/ssl23.h>
1135
1136#ifdef  __cplusplus
1137extern "C" {
1138#endif
1139
1140/* compatibility */
1141# define SSL_set_app_data(s,arg)         (SSL_set_ex_data(s,0,(char *)arg))
1142# define SSL_get_app_data(s)             (SSL_get_ex_data(s,0))
1143# define SSL_SESSION_set_app_data(s,a)   (SSL_SESSION_set_ex_data(s,0,(char *)a))
1144# define SSL_SESSION_get_app_data(s)     (SSL_SESSION_get_ex_data(s,0))
1145# define SSL_CTX_get_app_data(ctx)       (SSL_CTX_get_ex_data(ctx,0))
1146# define SSL_CTX_set_app_data(ctx,arg)   (SSL_CTX_set_ex_data(ctx,0,(char *)arg))
1147
1148/*
1149 * The following are the possible values for ssl->state are are used to
1150 * indicate where we are up to in the SSL connection establishment. The
1151 * macros that follow are about the only things you should need to use and
1152 * even then, only when using non-blocking IO. It can also be useful to work
1153 * out where you were when the connection failed
1154 */
1155
1156# define SSL_ST_CONNECT                  0x1000
1157# define SSL_ST_ACCEPT                   0x2000
1158# define SSL_ST_MASK                     0x0FFF
1159# define SSL_ST_INIT                     (SSL_ST_CONNECT|SSL_ST_ACCEPT)
1160# define SSL_ST_BEFORE                   0x4000
1161# define SSL_ST_OK                       0x03
1162# define SSL_ST_RENEGOTIATE              (0x04|SSL_ST_INIT)
1163
1164# define SSL_CB_LOOP                     0x01
1165# define SSL_CB_EXIT                     0x02
1166# define SSL_CB_READ                     0x04
1167# define SSL_CB_WRITE                    0x08
1168# define SSL_CB_ALERT                    0x4000/* used in callback */
1169# define SSL_CB_READ_ALERT               (SSL_CB_ALERT|SSL_CB_READ)
1170# define SSL_CB_WRITE_ALERT              (SSL_CB_ALERT|SSL_CB_WRITE)
1171# define SSL_CB_ACCEPT_LOOP              (SSL_ST_ACCEPT|SSL_CB_LOOP)
1172# define SSL_CB_ACCEPT_EXIT              (SSL_ST_ACCEPT|SSL_CB_EXIT)
1173# define SSL_CB_CONNECT_LOOP             (SSL_ST_CONNECT|SSL_CB_LOOP)
1174# define SSL_CB_CONNECT_EXIT             (SSL_ST_CONNECT|SSL_CB_EXIT)
1175# define SSL_CB_HANDSHAKE_START          0x10
1176# define SSL_CB_HANDSHAKE_DONE           0x20
1177
1178/* Is the SSL_connection established? */
1179# define SSL_get_state(a)                SSL_state(a)
1180# define SSL_is_init_finished(a)         (SSL_state(a) == SSL_ST_OK)
1181# define SSL_in_init(a)                  (SSL_state(a)&SSL_ST_INIT)
1182# define SSL_in_before(a)                (SSL_state(a)&SSL_ST_BEFORE)
1183# define SSL_in_connect_init(a)          (SSL_state(a)&SSL_ST_CONNECT)
1184# define SSL_in_accept_init(a)           (SSL_state(a)&SSL_ST_ACCEPT)
1185
1186/*
1187 * The following 2 states are kept in ssl->rstate when reads fail, you should
1188 * not need these
1189 */
1190# define SSL_ST_READ_HEADER                      0xF0
1191# define SSL_ST_READ_BODY                        0xF1
1192# define SSL_ST_READ_DONE                        0xF2
1193
1194/*-
1195 * Obtain latest Finished message
1196 *   -- that we sent (SSL_get_finished)
1197 *   -- that we expected from peer (SSL_get_peer_finished).
1198 * Returns length (0 == no Finished so far), copies up to 'count' bytes.
1199 */
1200size_t SSL_get_finished(const SSL *s, void *buf, size_t count);
1201size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count);
1202
1203/*
1204 * use either SSL_VERIFY_NONE or SSL_VERIFY_PEER, the last 2 options are
1205 * 'ored' with SSL_VERIFY_PEER if they are desired
1206 */
1207# define SSL_VERIFY_NONE                 0x00
1208# define SSL_VERIFY_PEER                 0x01
1209# define SSL_VERIFY_FAIL_IF_NO_PEER_CERT 0x02
1210# define SSL_VERIFY_CLIENT_ONCE          0x04
1211
1212# define OpenSSL_add_ssl_algorithms()    SSL_library_init()
1213# define SSLeay_add_ssl_algorithms()     SSL_library_init()
1214
1215/* this is for backward compatibility */
1216# if 0                          /* NEW_SSLEAY */
1217#  define SSL_CTX_set_default_verify(a,b,c) SSL_CTX_set_verify(a,b,c)
1218#  define SSL_set_pref_cipher(c,n)        SSL_set_cipher_list(c,n)
1219#  define SSL_add_session(a,b)            SSL_CTX_add_session((a),(b))
1220#  define SSL_remove_session(a,b)         SSL_CTX_remove_session((a),(b))
1221#  define SSL_flush_sessions(a,b)         SSL_CTX_flush_sessions((a),(b))
1222# endif
1223/* More backward compatibility */
1224# define SSL_get_cipher(s) \
1225                SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1226# define SSL_get_cipher_bits(s,np) \
1227                SSL_CIPHER_get_bits(SSL_get_current_cipher(s),np)
1228# define SSL_get_cipher_version(s) \
1229                SSL_CIPHER_get_version(SSL_get_current_cipher(s))
1230# define SSL_get_cipher_name(s) \
1231                SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1232# define SSL_get_time(a)         SSL_SESSION_get_time(a)
1233# define SSL_set_time(a,b)       SSL_SESSION_set_time((a),(b))
1234# define SSL_get_timeout(a)      SSL_SESSION_get_timeout(a)
1235# define SSL_set_timeout(a,b)    SSL_SESSION_set_timeout((a),(b))
1236
1237# if 1                          /* SSLEAY_MACROS */
1238#  define d2i_SSL_SESSION_bio(bp,s_id) ASN1_d2i_bio_of(SSL_SESSION,SSL_SESSION_new,d2i_SSL_SESSION,bp,s_id)
1239#  define i2d_SSL_SESSION_bio(bp,s_id) ASN1_i2d_bio_of(SSL_SESSION,i2d_SSL_SESSION,bp,s_id)
1240#  define PEM_read_SSL_SESSION(fp,x,cb,u) (SSL_SESSION *)PEM_ASN1_read( \
1241        (char *(*)())d2i_SSL_SESSION,PEM_STRING_SSL_SESSION,fp,(char **)x,cb,u)
1242#  define PEM_read_bio_SSL_SESSION(bp,x,cb,u) PEM_ASN1_read_bio_of(SSL_SESSION,d2i_SSL_SESSION,PEM_STRING_SSL_SESSION,bp,x,cb,u)
1243#  define PEM_write_SSL_SESSION(fp,x) \
1244        PEM_ASN1_write((int (*)())i2d_SSL_SESSION, \
1245                PEM_STRING_SSL_SESSION,fp, (char *)x, NULL,NULL,0,NULL,NULL)
1246#  define PEM_write_bio_SSL_SESSION(bp,x) \
1247        PEM_ASN1_write_bio_of(SSL_SESSION,i2d_SSL_SESSION,PEM_STRING_SSL_SESSION,bp,x,NULL,NULL,0,NULL,NULL)
1248# endif
1249
1250# define SSL_AD_REASON_OFFSET            1000
1251/* These alert types are for SSLv3 and TLSv1 */
1252# define SSL_AD_CLOSE_NOTIFY             SSL3_AD_CLOSE_NOTIFY
1253/* fatal */
1254# define SSL_AD_UNEXPECTED_MESSAGE       SSL3_AD_UNEXPECTED_MESSAGE
1255/* fatal */
1256# define SSL_AD_BAD_RECORD_MAC           SSL3_AD_BAD_RECORD_MAC
1257# define SSL_AD_DECRYPTION_FAILED        TLS1_AD_DECRYPTION_FAILED
1258# define SSL_AD_RECORD_OVERFLOW          TLS1_AD_RECORD_OVERFLOW
1259/* fatal */
1260# define SSL_AD_DECOMPRESSION_FAILURE    SSL3_AD_DECOMPRESSION_FAILURE
1261/* fatal */
1262# define SSL_AD_HANDSHAKE_FAILURE        SSL3_AD_HANDSHAKE_FAILURE
1263/* Not for TLS */
1264# define SSL_AD_NO_CERTIFICATE           SSL3_AD_NO_CERTIFICATE
1265# define SSL_AD_BAD_CERTIFICATE          SSL3_AD_BAD_CERTIFICATE
1266# define SSL_AD_UNSUPPORTED_CERTIFICATE  SSL3_AD_UNSUPPORTED_CERTIFICATE
1267# define SSL_AD_CERTIFICATE_REVOKED      SSL3_AD_CERTIFICATE_REVOKED
1268# define SSL_AD_CERTIFICATE_EXPIRED      SSL3_AD_CERTIFICATE_EXPIRED
1269# define SSL_AD_CERTIFICATE_UNKNOWN      SSL3_AD_CERTIFICATE_UNKNOWN
1270/* fatal */
1271# define SSL_AD_ILLEGAL_PARAMETER        SSL3_AD_ILLEGAL_PARAMETER
1272/* fatal */
1273# define SSL_AD_UNKNOWN_CA               TLS1_AD_UNKNOWN_CA
1274/* fatal */
1275# define SSL_AD_ACCESS_DENIED            TLS1_AD_ACCESS_DENIED
1276/* fatal */
1277# define SSL_AD_DECODE_ERROR             TLS1_AD_DECODE_ERROR
1278# define SSL_AD_DECRYPT_ERROR            TLS1_AD_DECRYPT_ERROR
1279/* fatal */
1280# define SSL_AD_EXPORT_RESTRICTION       TLS1_AD_EXPORT_RESTRICTION
1281/* fatal */
1282# define SSL_AD_PROTOCOL_VERSION         TLS1_AD_PROTOCOL_VERSION
1283/* fatal */
1284# define SSL_AD_INSUFFICIENT_SECURITY    TLS1_AD_INSUFFICIENT_SECURITY
1285/* fatal */
1286# define SSL_AD_INTERNAL_ERROR           TLS1_AD_INTERNAL_ERROR
1287# define SSL_AD_USER_CANCELLED           TLS1_AD_USER_CANCELLED
1288# define SSL_AD_NO_RENEGOTIATION         TLS1_AD_NO_RENEGOTIATION
1289# define SSL_AD_UNSUPPORTED_EXTENSION    TLS1_AD_UNSUPPORTED_EXTENSION
1290# define SSL_AD_CERTIFICATE_UNOBTAINABLE TLS1_AD_CERTIFICATE_UNOBTAINABLE
1291# define SSL_AD_UNRECOGNIZED_NAME        TLS1_AD_UNRECOGNIZED_NAME
1292# define SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE
1293# define SSL_AD_BAD_CERTIFICATE_HASH_VALUE TLS1_AD_BAD_CERTIFICATE_HASH_VALUE
1294/* fatal */
1295# define SSL_AD_UNKNOWN_PSK_IDENTITY     TLS1_AD_UNKNOWN_PSK_IDENTITY
1296/* fatal */
1297# define SSL_AD_INAPPROPRIATE_FALLBACK   TLS1_AD_INAPPROPRIATE_FALLBACK
1298
1299# define SSL_ERROR_NONE                  0
1300# define SSL_ERROR_SSL                   1
1301# define SSL_ERROR_WANT_READ             2
1302# define SSL_ERROR_WANT_WRITE            3
1303# define SSL_ERROR_WANT_X509_LOOKUP      4
1304# define SSL_ERROR_SYSCALL               5/* look at error stack/return
1305                                           * value/errno */
1306# define SSL_ERROR_ZERO_RETURN           6
1307# define SSL_ERROR_WANT_CONNECT          7
1308# define SSL_ERROR_WANT_ACCEPT           8
1309
1310# define SSL_CTRL_NEED_TMP_RSA                   1
1311# define SSL_CTRL_SET_TMP_RSA                    2
1312# define SSL_CTRL_SET_TMP_DH                     3
1313# define SSL_CTRL_SET_TMP_ECDH                   4
1314# define SSL_CTRL_SET_TMP_RSA_CB                 5
1315# define SSL_CTRL_SET_TMP_DH_CB                  6
1316# define SSL_CTRL_SET_TMP_ECDH_CB                7
1317
1318# define SSL_CTRL_GET_SESSION_REUSED             8
1319# define SSL_CTRL_GET_CLIENT_CERT_REQUEST        9
1320# define SSL_CTRL_GET_NUM_RENEGOTIATIONS         10
1321# define SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS       11
1322# define SSL_CTRL_GET_TOTAL_RENEGOTIATIONS       12
1323# define SSL_CTRL_GET_FLAGS                      13
1324# define SSL_CTRL_EXTRA_CHAIN_CERT               14
1325
1326# define SSL_CTRL_SET_MSG_CALLBACK               15
1327# define SSL_CTRL_SET_MSG_CALLBACK_ARG           16
1328
1329/* only applies to datagram connections */
1330# define SSL_CTRL_SET_MTU                17
1331/* Stats */
1332# define SSL_CTRL_SESS_NUMBER                    20
1333# define SSL_CTRL_SESS_CONNECT                   21
1334# define SSL_CTRL_SESS_CONNECT_GOOD              22
1335# define SSL_CTRL_SESS_CONNECT_RENEGOTIATE       23
1336# define SSL_CTRL_SESS_ACCEPT                    24
1337# define SSL_CTRL_SESS_ACCEPT_GOOD               25
1338# define SSL_CTRL_SESS_ACCEPT_RENEGOTIATE        26
1339# define SSL_CTRL_SESS_HIT                       27
1340# define SSL_CTRL_SESS_CB_HIT                    28
1341# define SSL_CTRL_SESS_MISSES                    29
1342# define SSL_CTRL_SESS_TIMEOUTS                  30
1343# define SSL_CTRL_SESS_CACHE_FULL                31
1344# define SSL_CTRL_OPTIONS                        32
1345# define SSL_CTRL_MODE                           33
1346
1347# define SSL_CTRL_GET_READ_AHEAD                 40
1348# define SSL_CTRL_SET_READ_AHEAD                 41
1349# define SSL_CTRL_SET_SESS_CACHE_SIZE            42
1350# define SSL_CTRL_GET_SESS_CACHE_SIZE            43
1351# define SSL_CTRL_SET_SESS_CACHE_MODE            44
1352# define SSL_CTRL_GET_SESS_CACHE_MODE            45
1353
1354# define SSL_CTRL_GET_MAX_CERT_LIST              50
1355# define SSL_CTRL_SET_MAX_CERT_LIST              51
1356
1357/* see tls1.h for macros based on these */
1358# ifndef OPENSSL_NO_TLSEXT
1359#  define SSL_CTRL_SET_TLSEXT_SERVERNAME_CB       53
1360#  define SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG      54
1361#  define SSL_CTRL_SET_TLSEXT_HOSTNAME            55
1362#  define SSL_CTRL_SET_TLSEXT_DEBUG_CB            56
1363#  define SSL_CTRL_SET_TLSEXT_DEBUG_ARG           57
1364#  define SSL_CTRL_GET_TLSEXT_TICKET_KEYS         58
1365#  define SSL_CTRL_SET_TLSEXT_TICKET_KEYS         59
1366
1367#  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB       63
1368#  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB_ARG   64
1369#  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_TYPE     65
1370#  define SSL_CTRL_GET_TLSEXT_STATUS_REQ_EXTS     66
1371#  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_EXTS     67
1372#  define SSL_CTRL_GET_TLSEXT_STATUS_REQ_IDS      68
1373#  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_IDS      69
1374#  define SSL_CTRL_GET_TLSEXT_STATUS_REQ_OCSP_RESP        70
1375#  define SSL_CTRL_SET_TLSEXT_STATUS_REQ_OCSP_RESP        71
1376
1377#  define SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB       72
1378# endif
1379
1380# define DTLS_CTRL_GET_TIMEOUT           73
1381# define DTLS_CTRL_HANDLE_TIMEOUT        74
1382# define DTLS_CTRL_LISTEN                        75
1383
1384# define SSL_CTRL_GET_RI_SUPPORT                 76
1385# define SSL_CTRL_CLEAR_OPTIONS                  77
1386# define SSL_CTRL_CLEAR_MODE                     78
1387
1388# define SSL_CTRL_CHECK_PROTO_VERSION            119
1389
1390# define DTLSv1_get_timeout(ssl, arg) \
1391        SSL_ctrl(ssl,DTLS_CTRL_GET_TIMEOUT,0, (void *)arg)
1392# define DTLSv1_handle_timeout(ssl) \
1393        SSL_ctrl(ssl,DTLS_CTRL_HANDLE_TIMEOUT,0, NULL)
1394# define DTLSv1_listen(ssl, peer) \
1395        SSL_ctrl(ssl,DTLS_CTRL_LISTEN,0, (void *)peer)
1396
1397# define SSL_session_reused(ssl) \
1398        SSL_ctrl((ssl),SSL_CTRL_GET_SESSION_REUSED,0,NULL)
1399# define SSL_num_renegotiations(ssl) \
1400        SSL_ctrl((ssl),SSL_CTRL_GET_NUM_RENEGOTIATIONS,0,NULL)
1401# define SSL_clear_num_renegotiations(ssl) \
1402        SSL_ctrl((ssl),SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS,0,NULL)
1403# define SSL_total_renegotiations(ssl) \
1404        SSL_ctrl((ssl),SSL_CTRL_GET_TOTAL_RENEGOTIATIONS,0,NULL)
1405
1406# define SSL_CTX_need_tmp_RSA(ctx) \
1407        SSL_CTX_ctrl(ctx,SSL_CTRL_NEED_TMP_RSA,0,NULL)
1408# define SSL_CTX_set_tmp_rsa(ctx,rsa) \
1409        SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
1410# define SSL_CTX_set_tmp_dh(ctx,dh) \
1411        SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
1412# define SSL_CTX_set_tmp_ecdh(ctx,ecdh) \
1413        SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
1414
1415# define SSL_need_tmp_RSA(ssl) \
1416        SSL_ctrl(ssl,SSL_CTRL_NEED_TMP_RSA,0,NULL)
1417# define SSL_set_tmp_rsa(ssl,rsa) \
1418        SSL_ctrl(ssl,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
1419# define SSL_set_tmp_dh(ssl,dh) \
1420        SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
1421# define SSL_set_tmp_ecdh(ssl,ecdh) \
1422        SSL_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
1423
1424# define SSL_CTX_add_extra_chain_cert(ctx,x509) \
1425        SSL_CTX_ctrl(ctx,SSL_CTRL_EXTRA_CHAIN_CERT,0,(char *)x509)
1426
1427# ifndef OPENSSL_NO_BIO
1428BIO_METHOD *BIO_f_ssl(void);
1429BIO *BIO_new_ssl(SSL_CTX *ctx, int client);
1430BIO *BIO_new_ssl_connect(SSL_CTX *ctx);
1431BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx);
1432int BIO_ssl_copy_session_id(BIO *to, BIO *from);
1433void BIO_ssl_shutdown(BIO *ssl_bio);
1434
1435# endif
1436
1437int SSL_CTX_set_cipher_list(SSL_CTX *, const char *str);
1438SSL_CTX *SSL_CTX_new(SSL_METHOD *meth);
1439void SSL_CTX_free(SSL_CTX *);
1440long SSL_CTX_set_timeout(SSL_CTX *ctx, long t);
1441long SSL_CTX_get_timeout(const SSL_CTX *ctx);
1442X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *);
1443void SSL_CTX_set_cert_store(SSL_CTX *, X509_STORE *);
1444int SSL_want(const SSL *s);
1445int SSL_clear(SSL *s);
1446
1447void SSL_CTX_flush_sessions(SSL_CTX *ctx, long tm);
1448
1449SSL_CIPHER *SSL_get_current_cipher(const SSL *s);
1450int SSL_CIPHER_get_bits(const SSL_CIPHER *c, int *alg_bits);
1451char *SSL_CIPHER_get_version(const SSL_CIPHER *c);
1452const char *SSL_CIPHER_get_name(const SSL_CIPHER *c);
1453
1454int SSL_get_fd(const SSL *s);
1455int SSL_get_rfd(const SSL *s);
1456int SSL_get_wfd(const SSL *s);
1457const char *SSL_get_cipher_list(const SSL *s, int n);
1458char *SSL_get_shared_ciphers(const SSL *s, char *buf, int len);
1459int SSL_get_read_ahead(const SSL *s);
1460int SSL_pending(const SSL *s);
1461# ifndef OPENSSL_NO_SOCK
1462int SSL_set_fd(SSL *s, int fd);
1463int SSL_set_rfd(SSL *s, int fd);
1464int SSL_set_wfd(SSL *s, int fd);
1465# endif
1466# ifndef OPENSSL_NO_BIO
1467void SSL_set_bio(SSL *s, BIO *rbio, BIO *wbio);
1468BIO *SSL_get_rbio(const SSL *s);
1469BIO *SSL_get_wbio(const SSL *s);
1470# endif
1471int SSL_set_cipher_list(SSL *s, const char *str);
1472void SSL_set_read_ahead(SSL *s, int yes);
1473int SSL_get_verify_mode(const SSL *s);
1474int SSL_get_verify_depth(const SSL *s);
1475int (*SSL_get_verify_callback(const SSL *s)) (int, X509_STORE_CTX *);
1476void SSL_set_verify(SSL *s, int mode,
1477                    int (*callback) (int ok, X509_STORE_CTX *ctx));
1478void SSL_set_verify_depth(SSL *s, int depth);
1479# ifndef OPENSSL_NO_RSA
1480int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa);
1481# endif
1482int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, unsigned char *d, long len);
1483int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey);
1484int SSL_use_PrivateKey_ASN1(int pk, SSL *ssl, const unsigned char *d,
1485                            long len);
1486int SSL_use_certificate(SSL *ssl, X509 *x);
1487int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len);
1488
1489# ifndef OPENSSL_NO_STDIO
1490int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type);
1491int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type);
1492int SSL_use_certificate_file(SSL *ssl, const char *file, int type);
1493int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1494int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1495int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type);
1496/* PEM type */
1497int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file);
1498STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file);
1499int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1500                                        const char *file);
1501#  ifndef OPENSSL_SYS_VMS
1502/* XXXXX: Better scheme needed! [was: #ifndef MAC_OS_pre_X] */
1503#   ifndef OPENSSL_SYS_MACINTOSH_CLASSIC
1504int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1505                                       const char *dir);
1506#   endif
1507#  endif
1508
1509# endif
1510
1511void SSL_load_error_strings(void);
1512const char *SSL_state_string(const SSL *s);
1513const char *SSL_rstate_string(const SSL *s);
1514const char *SSL_state_string_long(const SSL *s);
1515const char *SSL_rstate_string_long(const SSL *s);
1516long SSL_SESSION_get_time(const SSL_SESSION *s);
1517long SSL_SESSION_set_time(SSL_SESSION *s, long t);
1518long SSL_SESSION_get_timeout(const SSL_SESSION *s);
1519long SSL_SESSION_set_timeout(SSL_SESSION *s, long t);
1520void SSL_copy_session_id(SSL *to, const SSL *from);
1521
1522SSL_SESSION *SSL_SESSION_new(void);
1523unsigned long SSL_SESSION_hash(const SSL_SESSION *a);
1524int SSL_SESSION_cmp(const SSL_SESSION *a, const SSL_SESSION *b);
1525const unsigned char *SSL_SESSION_get_id(const SSL_SESSION *s,
1526                                        unsigned int *len);
1527# ifndef OPENSSL_NO_FP_API
1528int SSL_SESSION_print_fp(FILE *fp, const SSL_SESSION *ses);
1529# endif
1530# ifndef OPENSSL_NO_BIO
1531int SSL_SESSION_print(BIO *fp, const SSL_SESSION *ses);
1532# endif
1533void SSL_SESSION_free(SSL_SESSION *ses);
1534int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp);
1535int SSL_set_session(SSL *to, SSL_SESSION *session);
1536int SSL_CTX_add_session(SSL_CTX *s, SSL_SESSION *c);
1537int SSL_CTX_remove_session(SSL_CTX *, SSL_SESSION *c);
1538int SSL_CTX_set_generate_session_id(SSL_CTX *, GEN_SESSION_CB);
1539int SSL_set_generate_session_id(SSL *, GEN_SESSION_CB);
1540int SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id,
1541                                unsigned int id_len);
1542SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
1543                             long length);
1544
1545# ifdef HEADER_X509_H
1546X509 *SSL_get_peer_certificate(const SSL *s);
1547# endif
1548
1549STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s);
1550
1551int SSL_CTX_get_verify_mode(const SSL_CTX *ctx);
1552int SSL_CTX_get_verify_depth(const SSL_CTX *ctx);
1553int (*SSL_CTX_get_verify_callback(const SSL_CTX *ctx)) (int,
1554                                                        X509_STORE_CTX *);
1555void SSL_CTX_set_verify(SSL_CTX *ctx, int mode,
1556                        int (*callback) (int, X509_STORE_CTX *));
1557void SSL_CTX_set_verify_depth(SSL_CTX *ctx, int depth);
1558void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx,
1559                                      int (*cb) (X509_STORE_CTX *, void *),
1560                                      void *arg);
1561# ifndef OPENSSL_NO_RSA
1562int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa);
1563# endif
1564int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d,
1565                                   long len);
1566int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey);
1567int SSL_CTX_use_PrivateKey_ASN1(int pk, SSL_CTX *ctx,
1568                                const unsigned char *d, long len);
1569int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x);
1570int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len,
1571                                 const unsigned char *d);
1572
1573void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb);
1574void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *u);
1575
1576int SSL_CTX_check_private_key(const SSL_CTX *ctx);
1577int SSL_check_private_key(const SSL *ctx);
1578
1579int SSL_CTX_set_session_id_context(SSL_CTX *ctx, const unsigned char *sid_ctx,
1580                                   unsigned int sid_ctx_len);
1581
1582SSL *SSL_new(SSL_CTX *ctx);
1583int SSL_set_session_id_context(SSL *ssl, const unsigned char *sid_ctx,
1584                               unsigned int sid_ctx_len);
1585
1586int SSL_CTX_set_purpose(SSL_CTX *s, int purpose);
1587int SSL_set_purpose(SSL *s, int purpose);
1588int SSL_CTX_set_trust(SSL_CTX *s, int trust);
1589int SSL_set_trust(SSL *s, int trust);
1590
1591void SSL_free(SSL *ssl);
1592int SSL_accept(SSL *ssl);
1593int SSL_connect(SSL *ssl);
1594int SSL_read(SSL *ssl, void *buf, int num);
1595int SSL_peek(SSL *ssl, void *buf, int num);
1596int SSL_write(SSL *ssl, const void *buf, int num);
1597long SSL_ctrl(SSL *ssl, int cmd, long larg, void *parg);
1598long SSL_callback_ctrl(SSL *, int, void (*)(void));
1599long SSL_CTX_ctrl(SSL_CTX *ctx, int cmd, long larg, void *parg);
1600long SSL_CTX_callback_ctrl(SSL_CTX *, int, void (*)(void));
1601
1602int SSL_get_error(const SSL *s, int ret_code);
1603const char *SSL_get_version(const SSL *s);
1604
1605/* This sets the 'default' SSL version that SSL_new() will create */
1606int SSL_CTX_set_ssl_version(SSL_CTX *ctx, SSL_METHOD *meth);
1607
1608SSL_METHOD *SSLv2_method(void); /* SSLv2 */
1609SSL_METHOD *SSLv2_server_method(void); /* SSLv2 */
1610SSL_METHOD *SSLv2_client_method(void); /* SSLv2 */
1611
1612SSL_METHOD *SSLv3_method(void); /* SSLv3 */
1613SSL_METHOD *SSLv3_server_method(void); /* SSLv3 */
1614SSL_METHOD *SSLv3_client_method(void); /* SSLv3 */
1615
1616SSL_METHOD *SSLv23_method(void); /* SSLv3 but can rollback to v2 */
1617SSL_METHOD *SSLv23_server_method(void); /* SSLv3 but can rollback to v2 */
1618SSL_METHOD *SSLv23_client_method(void); /* SSLv3 but can rollback to v2 */
1619
1620SSL_METHOD *TLSv1_method(void); /* TLSv1.0 */
1621SSL_METHOD *TLSv1_server_method(void); /* TLSv1.0 */
1622SSL_METHOD *TLSv1_client_method(void); /* TLSv1.0 */
1623
1624SSL_METHOD *DTLSv1_method(void); /* DTLSv1.0 */
1625SSL_METHOD *DTLSv1_server_method(void); /* DTLSv1.0 */
1626SSL_METHOD *DTLSv1_client_method(void); /* DTLSv1.0 */
1627
1628STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s);
1629
1630int SSL_do_handshake(SSL *s);
1631int SSL_renegotiate(SSL *s);
1632int SSL_renegotiate_pending(SSL *s);
1633int SSL_shutdown(SSL *s);
1634
1635SSL_METHOD *SSL_get_ssl_method(SSL *s);
1636int SSL_set_ssl_method(SSL *s, SSL_METHOD *method);
1637const char *SSL_alert_type_string_long(int value);
1638const char *SSL_alert_type_string(int value);
1639const char *SSL_alert_desc_string_long(int value);
1640const char *SSL_alert_desc_string(int value);
1641
1642void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
1643void SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
1644STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s);
1645STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *s);
1646int SSL_add_client_CA(SSL *ssl, X509 *x);
1647int SSL_CTX_add_client_CA(SSL_CTX *ctx, X509 *x);
1648
1649void SSL_set_connect_state(SSL *s);
1650void SSL_set_accept_state(SSL *s);
1651
1652long SSL_get_default_timeout(const SSL *s);
1653
1654int SSL_library_init(void);
1655
1656char *SSL_CIPHER_description(const SSL_CIPHER *, char *buf, int size);
1657STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk);
1658
1659SSL *SSL_dup(SSL *ssl);
1660
1661X509 *SSL_get_certificate(const SSL *ssl);
1662/*
1663 * EVP_PKEY
1664 */ struct evp_pkey_st *SSL_get_privatekey(SSL *ssl);
1665
1666void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx, int mode);
1667int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx);
1668void SSL_set_quiet_shutdown(SSL *ssl, int mode);
1669int SSL_get_quiet_shutdown(const SSL *ssl);
1670void SSL_set_shutdown(SSL *ssl, int mode);
1671int SSL_get_shutdown(const SSL *ssl);
1672int SSL_version(const SSL *ssl);
1673int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx);
1674int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile,
1675                                  const char *CApath);
1676# define SSL_get0_session SSL_get_session/* just peek at pointer */
1677SSL_SESSION *SSL_get_session(const SSL *ssl);
1678SSL_SESSION *SSL_get1_session(SSL *ssl); /* obtain a reference count */
1679SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl);
1680SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX *ctx);
1681void SSL_set_info_callback(SSL *ssl,
1682                           void (*cb) (const SSL *ssl, int type, int val));
1683void (*SSL_get_info_callback(const SSL *ssl)) (const SSL *ssl, int type,
1684                                               int val);
1685int SSL_state(const SSL *ssl);
1686
1687void SSL_set_verify_result(SSL *ssl, long v);
1688long SSL_get_verify_result(const SSL *ssl);
1689
1690int SSL_set_ex_data(SSL *ssl, int idx, void *data);
1691void *SSL_get_ex_data(const SSL *ssl, int idx);
1692int SSL_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1693                         CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1694
1695int SSL_SESSION_set_ex_data(SSL_SESSION *ss, int idx, void *data);
1696void *SSL_SESSION_get_ex_data(const SSL_SESSION *ss, int idx);
1697int SSL_SESSION_get_ex_new_index(long argl, void *argp,
1698                                 CRYPTO_EX_new *new_func,
1699                                 CRYPTO_EX_dup *dup_func,
1700                                 CRYPTO_EX_free *free_func);
1701
1702int SSL_CTX_set_ex_data(SSL_CTX *ssl, int idx, void *data);
1703void *SSL_CTX_get_ex_data(const SSL_CTX *ssl, int idx);
1704int SSL_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1705                             CRYPTO_EX_dup *dup_func,
1706                             CRYPTO_EX_free *free_func);
1707
1708int SSL_get_ex_data_X509_STORE_CTX_idx(void);
1709
1710# define SSL_CTX_sess_set_cache_size(ctx,t) \
1711        SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_SIZE,t,NULL)
1712# define SSL_CTX_sess_get_cache_size(ctx) \
1713        SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_SIZE,0,NULL)
1714# define SSL_CTX_set_session_cache_mode(ctx,m) \
1715        SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_MODE,m,NULL)
1716# define SSL_CTX_get_session_cache_mode(ctx) \
1717        SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_MODE,0,NULL)
1718
1719# define SSL_CTX_get_default_read_ahead(ctx) SSL_CTX_get_read_ahead(ctx)
1720# define SSL_CTX_set_default_read_ahead(ctx,m) SSL_CTX_set_read_ahead(ctx,m)
1721# define SSL_CTX_get_read_ahead(ctx) \
1722        SSL_CTX_ctrl(ctx,SSL_CTRL_GET_READ_AHEAD,0,NULL)
1723# define SSL_CTX_set_read_ahead(ctx,m) \
1724        SSL_CTX_ctrl(ctx,SSL_CTRL_SET_READ_AHEAD,m,NULL)
1725# define SSL_CTX_get_max_cert_list(ctx) \
1726        SSL_CTX_ctrl(ctx,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
1727# define SSL_CTX_set_max_cert_list(ctx,m) \
1728        SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
1729# define SSL_get_max_cert_list(ssl) \
1730        SSL_ctrl(ssl,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
1731# define SSL_set_max_cert_list(ssl,m) \
1732        SSL_ctrl(ssl,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
1733
1734     /* NB: the keylength is only applicable when is_export is true */
1735# ifndef OPENSSL_NO_RSA
1736void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,
1737                                  RSA *(*cb) (SSL *ssl, int is_export,
1738                                              int keylength));
1739
1740void SSL_set_tmp_rsa_callback(SSL *ssl,
1741                              RSA *(*cb) (SSL *ssl, int is_export,
1742                                          int keylength));
1743# endif
1744# ifndef OPENSSL_NO_DH
1745void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,
1746                                 DH *(*dh) (SSL *ssl, int is_export,
1747                                            int keylength));
1748void SSL_set_tmp_dh_callback(SSL *ssl,
1749                             DH *(*dh) (SSL *ssl, int is_export,
1750                                        int keylength));
1751# endif
1752# ifndef OPENSSL_NO_ECDH
1753void SSL_CTX_set_tmp_ecdh_callback(SSL_CTX *ctx,
1754                                   EC_KEY *(*ecdh) (SSL *ssl, int is_export,
1755                                                    int keylength));
1756void SSL_set_tmp_ecdh_callback(SSL *ssl,
1757                               EC_KEY *(*ecdh) (SSL *ssl, int is_export,
1758                                                int keylength));
1759# endif
1760
1761# ifndef OPENSSL_NO_COMP
1762const COMP_METHOD *SSL_get_current_compression(SSL *s);
1763const COMP_METHOD *SSL_get_current_expansion(SSL *s);
1764const char *SSL_COMP_get_name(const COMP_METHOD *comp);
1765STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void);
1766int SSL_COMP_add_compression_method(int id, COMP_METHOD *cm);
1767# else
1768const void *SSL_get_current_compression(SSL *s);
1769const void *SSL_get_current_expansion(SSL *s);
1770const char *SSL_COMP_get_name(const void *comp);
1771void *SSL_COMP_get_compression_methods(void);
1772int SSL_COMP_add_compression_method(int id, void *cm);
1773# endif
1774
1775/* BEGIN ERROR CODES */
1776/*
1777 * The following lines are auto generated by the script mkerr.pl. Any changes
1778 * made after this point may be overwritten when the script is next run.
1779 */
1780void ERR_load_SSL_strings(void);
1781
1782/* Error codes for the SSL functions. */
1783
1784/* Function codes. */
1785# define SSL_F_CLIENT_CERTIFICATE                         100
1786# define SSL_F_CLIENT_FINISHED                            167
1787# define SSL_F_CLIENT_HELLO                               101
1788# define SSL_F_CLIENT_MASTER_KEY                          102
1789# define SSL_F_D2I_SSL_SESSION                            103
1790# define SSL_F_DO_DTLS1_WRITE                             245
1791# define SSL_F_DO_SSL3_WRITE                              104
1792# define SSL_F_DTLS1_ACCEPT                               246
1793# define SSL_F_DTLS1_ADD_CERT_TO_BUF                      280
1794# define SSL_F_DTLS1_BUFFER_RECORD                        247
1795# define SSL_F_DTLS1_CHECK_TIMEOUT_NUM                    293
1796# define SSL_F_DTLS1_CLIENT_HELLO                         248
1797# define SSL_F_DTLS1_CONNECT                              249
1798# define SSL_F_DTLS1_ENC                                  250
1799# define SSL_F_DTLS1_GET_HELLO_VERIFY                     251
1800# define SSL_F_DTLS1_GET_MESSAGE                          252
1801# define SSL_F_DTLS1_GET_MESSAGE_FRAGMENT                 253
1802# define SSL_F_DTLS1_GET_RECORD                           254
1803# define SSL_F_DTLS1_HANDLE_TIMEOUT                       282
1804# define SSL_F_DTLS1_OUTPUT_CERT_CHAIN                    255
1805# define SSL_F_DTLS1_PREPROCESS_FRAGMENT                  277
1806# define SSL_F_DTLS1_PROCESS_OUT_OF_SEQ_MESSAGE           256
1807# define SSL_F_DTLS1_PROCESS_RECORD                       257
1808# define SSL_F_DTLS1_READ_BYTES                           258
1809# define SSL_F_DTLS1_READ_FAILED                          259
1810# define SSL_F_DTLS1_SEND_CERTIFICATE_REQUEST             260
1811# define SSL_F_DTLS1_SEND_CLIENT_CERTIFICATE              261
1812# define SSL_F_DTLS1_SEND_CLIENT_KEY_EXCHANGE             262
1813# define SSL_F_DTLS1_SEND_CLIENT_VERIFY                   263
1814# define SSL_F_DTLS1_SEND_HELLO_VERIFY_REQUEST            264
1815# define SSL_F_DTLS1_SEND_SERVER_CERTIFICATE              265
1816# define SSL_F_DTLS1_SEND_SERVER_HELLO                    266
1817# define SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE             267
1818# define SSL_F_DTLS1_WRITE_APP_DATA_BYTES                 268
1819# define SSL_F_GET_CLIENT_FINISHED                        105
1820# define SSL_F_GET_CLIENT_HELLO                           106
1821# define SSL_F_GET_CLIENT_MASTER_KEY                      107
1822# define SSL_F_GET_SERVER_FINISHED                        108
1823# define SSL_F_GET_SERVER_HELLO                           109
1824# define SSL_F_GET_SERVER_VERIFY                          110
1825# define SSL_F_I2D_SSL_SESSION                            111
1826# define SSL_F_READ_N                                     112
1827# define SSL_F_REQUEST_CERTIFICATE                        113
1828# define SSL_F_SERVER_FINISH                              239
1829# define SSL_F_SERVER_HELLO                               114
1830# define SSL_F_SERVER_VERIFY                              240
1831# define SSL_F_SSL23_ACCEPT                               115
1832# define SSL_F_SSL23_CLIENT_HELLO                         116
1833# define SSL_F_SSL23_CONNECT                              117
1834# define SSL_F_SSL23_GET_CLIENT_HELLO                     118
1835# define SSL_F_SSL23_GET_SERVER_HELLO                     119
1836# define SSL_F_SSL23_PEEK                                 237
1837# define SSL_F_SSL23_READ                                 120
1838# define SSL_F_SSL23_WRITE                                121
1839# define SSL_F_SSL2_ACCEPT                                122
1840# define SSL_F_SSL2_CONNECT                               123
1841# define SSL_F_SSL2_ENC_INIT                              124
1842# define SSL_F_SSL2_GENERATE_KEY_MATERIAL                 241
1843# define SSL_F_SSL2_PEEK                                  234
1844# define SSL_F_SSL2_READ                                  125
1845# define SSL_F_SSL2_READ_INTERNAL                         236
1846# define SSL_F_SSL2_SET_CERTIFICATE                       126
1847# define SSL_F_SSL2_WRITE                                 127
1848# define SSL_F_SSL3_ACCEPT                                128
1849# define SSL_F_SSL3_ADD_CERT_TO_BUF                       281
1850# define SSL_F_SSL3_CALLBACK_CTRL                         233
1851# define SSL_F_SSL3_CHANGE_CIPHER_STATE                   129
1852# define SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM              130
1853# define SSL_F_SSL3_CHECK_CLIENT_HELLO                    292
1854# define SSL_F_SSL3_CLIENT_HELLO                          131
1855# define SSL_F_SSL3_CONNECT                               132
1856# define SSL_F_SSL3_CTRL                                  213
1857# define SSL_F_SSL3_CTX_CTRL                              133
1858# define SSL_F_SSL3_DO_CHANGE_CIPHER_SPEC                 279
1859# define SSL_F_SSL3_ENC                                   134
1860# define SSL_F_SSL3_GENERATE_KEY_BLOCK                    238
1861# define SSL_F_SSL3_GET_CERTIFICATE_REQUEST               135
1862# define SSL_F_SSL3_GET_CERT_STATUS                       288
1863# define SSL_F_SSL3_GET_CERT_VERIFY                       136
1864# define SSL_F_SSL3_GET_CLIENT_CERTIFICATE                137
1865# define SSL_F_SSL3_GET_CLIENT_HELLO                      138
1866# define SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE               139
1867# define SSL_F_SSL3_GET_FINISHED                          140
1868# define SSL_F_SSL3_GET_KEY_EXCHANGE                      141
1869# define SSL_F_SSL3_GET_MESSAGE                           142
1870# define SSL_F_SSL3_GET_NEW_SESSION_TICKET                283
1871# define SSL_F_SSL3_GET_RECORD                            143
1872# define SSL_F_SSL3_GET_SERVER_CERTIFICATE                144
1873# define SSL_F_SSL3_GET_SERVER_DONE                       145
1874# define SSL_F_SSL3_GET_SERVER_HELLO                      146
1875# define SSL_F_SSL3_NEW_SESSION_TICKET                    284
1876# define SSL_F_SSL3_OUTPUT_CERT_CHAIN                     147
1877# define SSL_F_SSL3_PEEK                                  235
1878# define SSL_F_SSL3_READ_BYTES                            148
1879# define SSL_F_SSL3_READ_N                                149
1880# define SSL_F_SSL3_SEND_CERTIFICATE_REQUEST              150
1881# define SSL_F_SSL3_SEND_CLIENT_CERTIFICATE               151
1882# define SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE              152
1883# define SSL_F_SSL3_SEND_CLIENT_VERIFY                    153
1884# define SSL_F_SSL3_SEND_SERVER_CERTIFICATE               154
1885# define SSL_F_SSL3_SEND_SERVER_HELLO                     242
1886# define SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE              155
1887# define SSL_F_SSL3_SETUP_BUFFERS                         156
1888# define SSL_F_SSL3_SETUP_KEY_BLOCK                       157
1889# define SSL_F_SSL3_WRITE_BYTES                           158
1890# define SSL_F_SSL3_WRITE_PENDING                         159
1891# define SSL_F_SSL_ADD_CLIENTHELLO_RENEGOTIATE_EXT        285
1892# define SSL_F_SSL_ADD_CLIENTHELLO_TLSEXT                 272
1893# define SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK         215
1894# define SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK        216
1895# define SSL_F_SSL_ADD_SERVERHELLO_RENEGOTIATE_EXT        286
1896# define SSL_F_SSL_ADD_SERVERHELLO_TLSEXT                 273
1897# define SSL_F_SSL_BAD_METHOD                             160
1898# define SSL_F_SSL_BYTES_TO_CIPHER_LIST                   161
1899# define SSL_F_SSL_CERT_DUP                               221
1900# define SSL_F_SSL_CERT_INST                              222
1901# define SSL_F_SSL_CERT_INSTANTIATE                       214
1902# define SSL_F_SSL_CERT_NEW                               162
1903# define SSL_F_SSL_CHECK_PRIVATE_KEY                      163
1904# define SSL_F_SSL_CHECK_SERVERHELLO_TLSEXT               274
1905# define SSL_F_SSL_CIPHER_PROCESS_RULESTR                 230
1906# define SSL_F_SSL_CIPHER_STRENGTH_SORT                   231
1907# define SSL_F_SSL_CLEAR                                  164
1908# define SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD            165
1909# define SSL_F_SSL_CREATE_CIPHER_LIST                     166
1910# define SSL_F_SSL_CTRL                                   232
1911# define SSL_F_SSL_CTX_CHECK_PRIVATE_KEY                  168
1912# define SSL_F_SSL_CTX_NEW                                169
1913# define SSL_F_SSL_CTX_SET_CIPHER_LIST                    269
1914# define SSL_F_SSL_CTX_SET_CLIENT_CERT_ENGINE             278
1915# define SSL_F_SSL_CTX_SET_PURPOSE                        226
1916# define SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT             219
1917# define SSL_F_SSL_CTX_SET_SSL_VERSION                    170
1918# define SSL_F_SSL_CTX_SET_TRUST                          229
1919# define SSL_F_SSL_CTX_USE_CERTIFICATE                    171
1920# define SSL_F_SSL_CTX_USE_CERTIFICATE_ASN1               172
1921# define SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE         220
1922# define SSL_F_SSL_CTX_USE_CERTIFICATE_FILE               173
1923# define SSL_F_SSL_CTX_USE_PRIVATEKEY                     174
1924# define SSL_F_SSL_CTX_USE_PRIVATEKEY_ASN1                175
1925# define SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE                176
1926# define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY                  177
1927# define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_ASN1             178
1928# define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE             179
1929# define SSL_F_SSL_DO_HANDSHAKE                           180
1930# define SSL_F_SSL_GET_NEW_SESSION                        181
1931# define SSL_F_SSL_GET_PREV_SESSION                       217
1932# define SSL_F_SSL_GET_SERVER_SEND_CERT                   182
1933# define SSL_F_SSL_GET_SERVER_SEND_PKEY                   317
1934# define SSL_F_SSL_GET_SIGN_PKEY                          183
1935# define SSL_F_SSL_INIT_WBIO_BUFFER                       184
1936# define SSL_F_SSL_LOAD_CLIENT_CA_FILE                    185
1937# define SSL_F_SSL_NEW                                    186
1938# define SSL_F_SSL_PARSE_CLIENTHELLO_RENEGOTIATE_EXT      287
1939# define SSL_F_SSL_PARSE_CLIENTHELLO_TLSEXT               290
1940# define SSL_F_SSL_PARSE_SERVERHELLO_RENEGOTIATE_EXT      289
1941# define SSL_F_SSL_PARSE_SERVERHELLO_TLSEXT               291
1942# define SSL_F_SSL_PEEK                                   270
1943# define SSL_F_SSL_PREPARE_CLIENTHELLO_TLSEXT             275
1944# define SSL_F_SSL_PREPARE_SERVERHELLO_TLSEXT             276
1945# define SSL_F_SSL_READ                                   223
1946# define SSL_F_SSL_RSA_PRIVATE_DECRYPT                    187
1947# define SSL_F_SSL_RSA_PUBLIC_ENCRYPT                     188
1948# define SSL_F_SSL_SESSION_DUP                            348
1949# define SSL_F_SSL_SESSION_NEW                            189
1950# define SSL_F_SSL_SESSION_PRINT_FP                       190
1951# define SSL_F_SSL_SESS_CERT_NEW                          225
1952# define SSL_F_SSL_SET_CERT                               191
1953# define SSL_F_SSL_SET_CIPHER_LIST                        271
1954# define SSL_F_SSL_SET_FD                                 192
1955# define SSL_F_SSL_SET_PKEY                               193
1956# define SSL_F_SSL_SET_PURPOSE                            227
1957# define SSL_F_SSL_SET_RFD                                194
1958# define SSL_F_SSL_SET_SESSION                            195
1959# define SSL_F_SSL_SET_SESSION_ID_CONTEXT                 218
1960# define SSL_F_SSL_SET_TRUST                              228
1961# define SSL_F_SSL_SET_WFD                                196
1962# define SSL_F_SSL_SHUTDOWN                               224
1963# define SSL_F_SSL_UNDEFINED_CONST_FUNCTION               243
1964# define SSL_F_SSL_UNDEFINED_FUNCTION                     197
1965# define SSL_F_SSL_UNDEFINED_VOID_FUNCTION                244
1966# define SSL_F_SSL_USE_CERTIFICATE                        198
1967# define SSL_F_SSL_USE_CERTIFICATE_ASN1                   199
1968# define SSL_F_SSL_USE_CERTIFICATE_FILE                   200
1969# define SSL_F_SSL_USE_PRIVATEKEY                         201
1970# define SSL_F_SSL_USE_PRIVATEKEY_ASN1                    202
1971# define SSL_F_SSL_USE_PRIVATEKEY_FILE                    203
1972# define SSL_F_SSL_USE_RSAPRIVATEKEY                      204
1973# define SSL_F_SSL_USE_RSAPRIVATEKEY_ASN1                 205
1974# define SSL_F_SSL_USE_RSAPRIVATEKEY_FILE                 206
1975# define SSL_F_SSL_VERIFY_CERT_CHAIN                      207
1976# define SSL_F_SSL_WRITE                                  208
1977# define SSL_F_TLS1_CHANGE_CIPHER_STATE                   209
1978# define SSL_F_TLS1_ENC                                   210
1979# define SSL_F_TLS1_SETUP_KEY_BLOCK                       211
1980# define SSL_F_WRITE_PENDING                              212
1981
1982/* Reason codes. */
1983# define SSL_R_APP_DATA_IN_HANDSHAKE                      100
1984# define SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT 272
1985# define SSL_R_BAD_ALERT_RECORD                           101
1986# define SSL_R_BAD_AUTHENTICATION_TYPE                    102
1987# define SSL_R_BAD_CHANGE_CIPHER_SPEC                     103
1988# define SSL_R_BAD_CHECKSUM                               104
1989# define SSL_R_BAD_DATA_RETURNED_BY_CALLBACK              106
1990# define SSL_R_BAD_DECOMPRESSION                          107
1991# define SSL_R_BAD_DH_G_LENGTH                            108
1992# define SSL_R_BAD_DH_PUB_KEY_LENGTH                      109
1993# define SSL_R_BAD_DH_P_LENGTH                            110
1994# define SSL_R_BAD_DIGEST_LENGTH                          111
1995# define SSL_R_BAD_DSA_SIGNATURE                          112
1996# define SSL_R_BAD_ECC_CERT                               304
1997# define SSL_R_BAD_ECDSA_SIGNATURE                        305
1998# define SSL_R_BAD_ECPOINT                                306
1999# define SSL_R_BAD_HELLO_REQUEST                          105
2000# define SSL_R_BAD_LENGTH                                 271
2001# define SSL_R_BAD_MAC_DECODE                             113
2002# define SSL_R_BAD_MESSAGE_TYPE                           114
2003# define SSL_R_BAD_PACKET_LENGTH                          115
2004# define SSL_R_BAD_PROTOCOL_VERSION_NUMBER                116
2005# define SSL_R_BAD_RESPONSE_ARGUMENT                      117
2006# define SSL_R_BAD_RSA_DECRYPT                            118
2007# define SSL_R_BAD_RSA_ENCRYPT                            119
2008# define SSL_R_BAD_RSA_E_LENGTH                           120
2009# define SSL_R_BAD_RSA_MODULUS_LENGTH                     121
2010# define SSL_R_BAD_RSA_SIGNATURE                          122
2011# define SSL_R_BAD_SIGNATURE                              123
2012# define SSL_R_BAD_SSL_FILETYPE                           124
2013# define SSL_R_BAD_SSL_SESSION_ID_LENGTH                  125
2014# define SSL_R_BAD_STATE                                  126
2015# define SSL_R_BAD_WRITE_RETRY                            127
2016# define SSL_R_BIO_NOT_SET                                128
2017# define SSL_R_BLOCK_CIPHER_PAD_IS_WRONG                  129
2018# define SSL_R_BN_LIB                                     130
2019# define SSL_R_CA_DN_LENGTH_MISMATCH                      131
2020# define SSL_R_CA_DN_TOO_LONG                             132
2021# define SSL_R_CCS_RECEIVED_EARLY                         133
2022# define SSL_R_CERTIFICATE_VERIFY_FAILED                  134
2023# define SSL_R_CERT_LENGTH_MISMATCH                       135
2024# define SSL_R_CHALLENGE_IS_DIFFERENT                     136
2025# define SSL_R_CIPHER_CODE_WRONG_LENGTH                   137
2026# define SSL_R_CIPHER_OR_HASH_UNAVAILABLE                 138
2027# define SSL_R_CIPHER_TABLE_SRC_ERROR                     139
2028# define SSL_R_CLIENTHELLO_TLSEXT                         157
2029# define SSL_R_COMPRESSED_LENGTH_TOO_LONG                 140
2030# define SSL_R_COMPRESSION_FAILURE                        141
2031# define SSL_R_COMPRESSION_ID_NOT_WITHIN_PRIVATE_RANGE    307
2032# define SSL_R_COMPRESSION_LIBRARY_ERROR                  142
2033# define SSL_R_CONNECTION_ID_IS_DIFFERENT                 143
2034# define SSL_R_CONNECTION_TYPE_NOT_SET                    144
2035# define SSL_R_COOKIE_MISMATCH                            308
2036# define SSL_R_DATA_BETWEEN_CCS_AND_FINISHED              145
2037# define SSL_R_DATA_LENGTH_TOO_LONG                       146
2038# define SSL_R_DECRYPTION_FAILED                          147
2039# define SSL_R_DECRYPTION_FAILED_OR_BAD_RECORD_MAC        281
2040# define SSL_R_DH_PUBLIC_VALUE_LENGTH_IS_WRONG            148
2041# define SSL_R_DIGEST_CHECK_FAILED                        149
2042# define SSL_R_DTLS_MESSAGE_TOO_BIG                       318
2043# define SSL_R_DUPLICATE_COMPRESSION_ID                   309
2044# define SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER               310
2045# define SSL_R_ENCRYPTED_LENGTH_TOO_LONG                  150
2046# define SSL_R_ERROR_GENERATING_TMP_RSA_KEY               282
2047# define SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST              151
2048# define SSL_R_EXCESSIVE_MESSAGE_SIZE                     152
2049# define SSL_R_EXTRA_DATA_IN_MESSAGE                      153
2050# define SSL_R_GOT_A_FIN_BEFORE_A_CCS                     154
2051# define SSL_R_HTTPS_PROXY_REQUEST                        155
2052# define SSL_R_HTTP_REQUEST                               156
2053# define SSL_R_ILLEGAL_PADDING                            283
2054# define SSL_R_INAPPROPRIATE_FALLBACK                     373
2055# define SSL_R_INVALID_CHALLENGE_LENGTH                   158
2056# define SSL_R_INVALID_COMMAND                            280
2057# define SSL_R_INVALID_PURPOSE                            278
2058# define SSL_R_INVALID_STATUS_RESPONSE                    316
2059# define SSL_R_INVALID_TICKET_KEYS_LENGTH                 275
2060# define SSL_R_INVALID_TRUST                              279
2061# define SSL_R_KEY_ARG_TOO_LONG                           284
2062# define SSL_R_KRB5                                       285
2063# define SSL_R_KRB5_C_CC_PRINC                            286
2064# define SSL_R_KRB5_C_GET_CRED                            287
2065# define SSL_R_KRB5_C_INIT                                288
2066# define SSL_R_KRB5_C_MK_REQ                              289
2067# define SSL_R_KRB5_S_BAD_TICKET                          290
2068# define SSL_R_KRB5_S_INIT                                291
2069# define SSL_R_KRB5_S_RD_REQ                              292
2070# define SSL_R_KRB5_S_TKT_EXPIRED                         293
2071# define SSL_R_KRB5_S_TKT_NYV                             294
2072# define SSL_R_KRB5_S_TKT_SKEW                            295
2073# define SSL_R_LENGTH_MISMATCH                            159
2074# define SSL_R_LENGTH_TOO_SHORT                           160
2075# define SSL_R_LIBRARY_BUG                                274
2076# define SSL_R_LIBRARY_HAS_NO_CIPHERS                     161
2077# define SSL_R_MESSAGE_TOO_LONG                           296
2078# define SSL_R_MISSING_DH_DSA_CERT                        162
2079# define SSL_R_MISSING_DH_KEY                             163
2080# define SSL_R_MISSING_DH_RSA_CERT                        164
2081# define SSL_R_MISSING_DSA_SIGNING_CERT                   165
2082# define SSL_R_MISSING_EXPORT_TMP_DH_KEY                  166
2083# define SSL_R_MISSING_EXPORT_TMP_RSA_KEY                 167
2084# define SSL_R_MISSING_RSA_CERTIFICATE                    168
2085# define SSL_R_MISSING_RSA_ENCRYPTING_CERT                169
2086# define SSL_R_MISSING_RSA_SIGNING_CERT                   170
2087# define SSL_R_MISSING_TMP_DH_KEY                         171
2088# define SSL_R_MISSING_TMP_ECDH_KEY                       311
2089# define SSL_R_MISSING_TMP_RSA_KEY                        172
2090# define SSL_R_MISSING_TMP_RSA_PKEY                       173
2091# define SSL_R_MISSING_VERIFY_MESSAGE                     174
2092# define SSL_R_MULTIPLE_SGC_RESTARTS                      325
2093# define SSL_R_NON_SSLV2_INITIAL_PACKET                   175
2094# define SSL_R_NO_CERTIFICATES_RETURNED                   176
2095# define SSL_R_NO_CERTIFICATE_ASSIGNED                    177
2096# define SSL_R_NO_CERTIFICATE_RETURNED                    178
2097# define SSL_R_NO_CERTIFICATE_SET                         179
2098# define SSL_R_NO_CERTIFICATE_SPECIFIED                   180
2099# define SSL_R_NO_CIPHERS_AVAILABLE                       181
2100# define SSL_R_NO_CIPHERS_PASSED                          182
2101# define SSL_R_NO_CIPHERS_SPECIFIED                       183
2102# define SSL_R_NO_CIPHER_LIST                             184
2103# define SSL_R_NO_CIPHER_MATCH                            185
2104# define SSL_R_NO_CLIENT_CERT_METHOD                      317
2105# define SSL_R_NO_CLIENT_CERT_RECEIVED                    186
2106# define SSL_R_NO_COMPRESSION_SPECIFIED                   187
2107# define SSL_R_NO_METHOD_SPECIFIED                        188
2108# define SSL_R_NO_PRIVATEKEY                              189
2109# define SSL_R_NO_PRIVATE_KEY_ASSIGNED                    190
2110# define SSL_R_NO_PROTOCOLS_AVAILABLE                     191
2111# define SSL_R_NO_PUBLICKEY                               192
2112# define SSL_R_NO_RENEGOTIATION                           319
2113# define SSL_R_NO_SHARED_CIPHER                           193
2114# define SSL_R_NO_VERIFY_CALLBACK                         194
2115# define SSL_R_NULL_SSL_CTX                               195
2116# define SSL_R_NULL_SSL_METHOD_PASSED                     196
2117# define SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED            197
2118# define SSL_R_ONLY_TLS_ALLOWED_IN_FIPS_MODE              297
2119# define SSL_R_PACKET_LENGTH_TOO_LONG                     198
2120# define SSL_R_PARSE_TLSEXT                               223
2121# define SSL_R_PATH_TOO_LONG                              270
2122# define SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE          199
2123# define SSL_R_PEER_ERROR                                 200
2124# define SSL_R_PEER_ERROR_CERTIFICATE                     201
2125# define SSL_R_PEER_ERROR_NO_CERTIFICATE                  202
2126# define SSL_R_PEER_ERROR_NO_CIPHER                       203
2127# define SSL_R_PEER_ERROR_UNSUPPORTED_CERTIFICATE_TYPE    204
2128# define SSL_R_PRE_MAC_LENGTH_TOO_LONG                    205
2129# define SSL_R_PROBLEMS_MAPPING_CIPHER_FUNCTIONS          206
2130# define SSL_R_PROTOCOL_IS_SHUTDOWN                       207
2131# define SSL_R_PUBLIC_KEY_ENCRYPT_ERROR                   208
2132# define SSL_R_PUBLIC_KEY_IS_NOT_RSA                      209
2133# define SSL_R_PUBLIC_KEY_NOT_RSA                         210
2134# define SSL_R_READ_BIO_NOT_SET                           211
2135# define SSL_R_READ_TIMEOUT_EXPIRED                       312
2136# define SSL_R_READ_WRONG_PACKET_TYPE                     212
2137# define SSL_R_RECORD_LENGTH_MISMATCH                     213
2138# define SSL_R_RECORD_TOO_LARGE                           214
2139# define SSL_R_RECORD_TOO_SMALL                           298
2140# define SSL_R_RENEGOTIATE_EXT_TOO_LONG                   320
2141# define SSL_R_RENEGOTIATION_ENCODING_ERR                 321
2142# define SSL_R_RENEGOTIATION_MISMATCH                     322
2143# define SSL_R_REQUIRED_CIPHER_MISSING                    215
2144# define SSL_R_REUSE_CERT_LENGTH_NOT_ZERO                 216
2145# define SSL_R_REUSE_CERT_TYPE_NOT_ZERO                   217
2146# define SSL_R_REUSE_CIPHER_LIST_NOT_ZERO                 218
2147# define SSL_R_SCSV_RECEIVED_WHEN_RENEGOTIATING           324
2148# define SSL_R_SERVERHELLO_TLSEXT                         224
2149# define SSL_R_SESSION_ID_CONTEXT_UNINITIALIZED           277
2150# define SSL_R_SHORT_READ                                 219
2151# define SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE      220
2152# define SSL_R_SSL23_DOING_SESSION_ID_REUSE               221
2153# define SSL_R_SSL2_CONNECTION_ID_TOO_LONG                299
2154# define SSL_R_SSL3_EXT_INVALID_SERVERNAME                225
2155# define SSL_R_SSL3_EXT_INVALID_SERVERNAME_TYPE           226
2156# define SSL_R_SSL3_SESSION_ID_TOO_LONG                   300
2157# define SSL_R_SSL3_SESSION_ID_TOO_SHORT                  222
2158# define SSL_R_SSLV3_ALERT_BAD_CERTIFICATE                1042
2159# define SSL_R_SSLV3_ALERT_BAD_RECORD_MAC                 1020
2160# define SSL_R_SSLV3_ALERT_CERTIFICATE_EXPIRED            1045
2161# define SSL_R_SSLV3_ALERT_CERTIFICATE_REVOKED            1044
2162# define SSL_R_SSLV3_ALERT_CERTIFICATE_UNKNOWN            1046
2163# define SSL_R_SSLV3_ALERT_DECOMPRESSION_FAILURE          1030
2164# define SSL_R_SSLV3_ALERT_HANDSHAKE_FAILURE              1040
2165# define SSL_R_SSLV3_ALERT_ILLEGAL_PARAMETER              1047
2166# define SSL_R_SSLV3_ALERT_NO_CERTIFICATE                 1041
2167# define SSL_R_SSLV3_ALERT_UNEXPECTED_MESSAGE             1010
2168# define SSL_R_SSLV3_ALERT_UNSUPPORTED_CERTIFICATE        1043
2169# define SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION         228
2170# define SSL_R_SSL_HANDSHAKE_FAILURE                      229
2171# define SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS                 230
2172# define SSL_R_SSL_SESSION_ID_CALLBACK_FAILED             301
2173# define SSL_R_SSL_SESSION_ID_CONFLICT                    302
2174# define SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG            273
2175# define SSL_R_SSL_SESSION_ID_HAS_BAD_LENGTH              303
2176# define SSL_R_SSL_SESSION_ID_IS_DIFFERENT                231
2177# define SSL_R_TLSV1_ALERT_ACCESS_DENIED                  1049
2178# define SSL_R_TLSV1_ALERT_DECODE_ERROR                   1050
2179# define SSL_R_TLSV1_ALERT_DECRYPTION_FAILED              1021
2180# define SSL_R_TLSV1_ALERT_DECRYPT_ERROR                  1051
2181# define SSL_R_TLSV1_ALERT_EXPORT_RESTRICTION             1060
2182# define SSL_R_TLSV1_ALERT_INAPPROPRIATE_FALLBACK         1086
2183# define SSL_R_TLSV1_ALERT_INSUFFICIENT_SECURITY          1071
2184# define SSL_R_TLSV1_ALERT_INTERNAL_ERROR                 1080
2185# define SSL_R_TLSV1_ALERT_NO_RENEGOTIATION               1100
2186# define SSL_R_TLSV1_ALERT_PROTOCOL_VERSION               1070
2187# define SSL_R_TLSV1_ALERT_RECORD_OVERFLOW                1022
2188# define SSL_R_TLSV1_ALERT_UNKNOWN_CA                     1048
2189# define SSL_R_TLSV1_ALERT_USER_CANCELLED                 1090
2190# define SSL_R_TLSV1_BAD_CERTIFICATE_HASH_VALUE           1114
2191# define SSL_R_TLSV1_BAD_CERTIFICATE_STATUS_RESPONSE      1113
2192# define SSL_R_TLSV1_CERTIFICATE_UNOBTAINABLE             1111
2193# define SSL_R_TLSV1_UNRECOGNIZED_NAME                    1112
2194# define SSL_R_TLSV1_UNSUPPORTED_EXTENSION                1110
2195# define SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER       232
2196# define SSL_R_TLS_INVALID_ECPOINTFORMAT_LIST             227
2197# define SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST 233
2198# define SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG    234
2199# define SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER            235
2200# define SSL_R_UNABLE_TO_DECODE_DH_CERTS                  236
2201# define SSL_R_UNABLE_TO_DECODE_ECDH_CERTS                313
2202# define SSL_R_UNABLE_TO_EXTRACT_PUBLIC_KEY               237
2203# define SSL_R_UNABLE_TO_FIND_DH_PARAMETERS               238
2204# define SSL_R_UNABLE_TO_FIND_ECDH_PARAMETERS             314
2205# define SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS       239
2206# define SSL_R_UNABLE_TO_FIND_SSL_METHOD                  240
2207# define SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES           241
2208# define SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES           242
2209# define SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES          243
2210# define SSL_R_UNEXPECTED_MESSAGE                         244
2211# define SSL_R_UNEXPECTED_RECORD                          245
2212# define SSL_R_UNINITIALIZED                              276
2213# define SSL_R_UNKNOWN_ALERT_TYPE                         246
2214# define SSL_R_UNKNOWN_CERTIFICATE_TYPE                   247
2215# define SSL_R_UNKNOWN_CIPHER_RETURNED                    248
2216# define SSL_R_UNKNOWN_CIPHER_TYPE                        249
2217# define SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE                  250
2218# define SSL_R_UNKNOWN_PKEY_TYPE                          251
2219# define SSL_R_UNKNOWN_PROTOCOL                           252
2220# define SSL_R_UNKNOWN_REMOTE_ERROR_TYPE                  253
2221# define SSL_R_UNKNOWN_SSL_VERSION                        254
2222# define SSL_R_UNKNOWN_STATE                              255
2223# define SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED       323
2224# define SSL_R_UNSUPPORTED_CIPHER                         256
2225# define SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM          257
2226# define SSL_R_UNSUPPORTED_ELLIPTIC_CURVE                 315
2227# define SSL_R_UNSUPPORTED_PROTOCOL                       258
2228# define SSL_R_UNSUPPORTED_SSL_VERSION                    259
2229# define SSL_R_UNSUPPORTED_STATUS_TYPE                    329
2230# define SSL_R_WRITE_BIO_NOT_SET                          260
2231# define SSL_R_WRONG_CIPHER_RETURNED                      261
2232# define SSL_R_WRONG_MESSAGE_TYPE                         262
2233# define SSL_R_WRONG_NUMBER_OF_KEY_BITS                   263
2234# define SSL_R_WRONG_SIGNATURE_LENGTH                     264
2235# define SSL_R_WRONG_SIGNATURE_SIZE                       265
2236# define SSL_R_WRONG_SSL_VERSION                          266
2237# define SSL_R_WRONG_VERSION_NUMBER                       267
2238# define SSL_R_X509_LIB                                   268
2239# define SSL_R_X509_VERIFICATION_SETUP_PROBLEMS           269
2240
2241#ifdef  __cplusplus
2242}
2243#endif
2244#endif
2245