1/* ssl/ssl.h */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to.  The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 *    notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 *    notice, this list of conditions and the following disclaimer in the
30 *    documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 *    must display the following acknowledgement:
33 *    "This product includes cryptographic software written by
34 *     Eric Young (eay@cryptsoft.com)"
35 *    The word 'cryptographic' can be left out if the rouines from the library
36 *    being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 *    the apps directory (application code) you must include an acknowledgement:
39 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed.  i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58/* ====================================================================
59 * Copyright (c) 1998-2007 The OpenSSL Project.  All rights reserved.
60 *
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
63 * are met:
64 *
65 * 1. Redistributions of source code must retain the above copyright
66 *    notice, this list of conditions and the following disclaimer.
67 *
68 * 2. Redistributions in binary form must reproduce the above copyright
69 *    notice, this list of conditions and the following disclaimer in
70 *    the documentation and/or other materials provided with the
71 *    distribution.
72 *
73 * 3. All advertising materials mentioning features or use of this
74 *    software must display the following acknowledgment:
75 *    "This product includes software developed by the OpenSSL Project
76 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 *
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 *    endorse or promote products derived from this software without
80 *    prior written permission. For written permission, please contact
81 *    openssl-core@openssl.org.
82 *
83 * 5. Products derived from this software may not be called "OpenSSL"
84 *    nor may "OpenSSL" appear in their names without prior written
85 *    permission of the OpenSSL Project.
86 *
87 * 6. Redistributions of any form whatsoever must retain the following
88 *    acknowledgment:
89 *    "This product includes software developed by the OpenSSL Project
90 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 *
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
105 *
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com).  This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
109 *
110 */
111/* ====================================================================
112 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
113 * ECC cipher suite support in OpenSSL originally developed by
114 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
115 */
116/* ====================================================================
117 * Copyright 2005 Nokia. All rights reserved.
118 *
119 * The portions of the attached software ("Contribution") is developed by
120 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
121 * license.
122 *
123 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
124 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
125 * support (see RFC 4279) to OpenSSL.
126 *
127 * No patent licenses or other rights except those expressly stated in
128 * the OpenSSL open source license shall be deemed granted or received
129 * expressly, by implication, estoppel, or otherwise.
130 *
131 * No assurances are provided by Nokia that the Contribution does not
132 * infringe the patent or other intellectual property rights of any third
133 * party or that the license provides you with all the necessary rights
134 * to make use of the Contribution.
135 *
136 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
137 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
138 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
139 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
140 * OTHERWISE.
141 */
142
143#ifndef HEADER_SSL_H
144#define HEADER_SSL_H
145
146#include <openssl/e_os2.h>
147
148#ifndef OPENSSL_NO_COMP
149#include <openssl/comp.h>
150#endif
151#ifndef OPENSSL_NO_BIO
152#include <openssl/bio.h>
153#endif
154#ifndef OPENSSL_NO_DEPRECATED
155#ifndef OPENSSL_NO_X509
156#include <openssl/x509.h>
157#endif
158#include <openssl/crypto.h>
159#include <openssl/lhash.h>
160#include <openssl/buffer.h>
161#endif
162#include <openssl/pem.h>
163#include <openssl/hmac.h>
164
165#include <openssl/kssl.h>
166#include <openssl/safestack.h>
167#include <openssl/symhacks.h>
168
169#ifdef  __cplusplus
170extern "C" {
171#endif
172
173/* SSLeay version number for ASN.1 encoding of the session information */
174/* Version 0 - initial version
175 * Version 1 - added the optional peer certificate
176 */
177#define SSL_SESSION_ASN1_VERSION 0x0001
178
179/* text strings for the ciphers */
180#define SSL_TXT_NULL_WITH_MD5		SSL2_TXT_NULL_WITH_MD5
181#define SSL_TXT_RC4_128_WITH_MD5	SSL2_TXT_RC4_128_WITH_MD5
182#define SSL_TXT_RC4_128_EXPORT40_WITH_MD5 SSL2_TXT_RC4_128_EXPORT40_WITH_MD5
183#define SSL_TXT_RC2_128_CBC_WITH_MD5	SSL2_TXT_RC2_128_CBC_WITH_MD5
184#define SSL_TXT_RC2_128_CBC_EXPORT40_WITH_MD5 SSL2_TXT_RC2_128_CBC_EXPORT40_WITH_MD5
185#define SSL_TXT_IDEA_128_CBC_WITH_MD5	SSL2_TXT_IDEA_128_CBC_WITH_MD5
186#define SSL_TXT_DES_64_CBC_WITH_MD5	SSL2_TXT_DES_64_CBC_WITH_MD5
187#define SSL_TXT_DES_64_CBC_WITH_SHA	SSL2_TXT_DES_64_CBC_WITH_SHA
188#define SSL_TXT_DES_192_EDE3_CBC_WITH_MD5 SSL2_TXT_DES_192_EDE3_CBC_WITH_MD5
189#define SSL_TXT_DES_192_EDE3_CBC_WITH_SHA SSL2_TXT_DES_192_EDE3_CBC_WITH_SHA
190
191/*    VRS Additional Kerberos5 entries
192 */
193#define SSL_TXT_KRB5_DES_64_CBC_SHA   SSL3_TXT_KRB5_DES_64_CBC_SHA
194#define SSL_TXT_KRB5_DES_192_CBC3_SHA SSL3_TXT_KRB5_DES_192_CBC3_SHA
195#define SSL_TXT_KRB5_RC4_128_SHA      SSL3_TXT_KRB5_RC4_128_SHA
196#define SSL_TXT_KRB5_IDEA_128_CBC_SHA SSL3_TXT_KRB5_IDEA_128_CBC_SHA
197#define SSL_TXT_KRB5_DES_64_CBC_MD5   SSL3_TXT_KRB5_DES_64_CBC_MD5
198#define SSL_TXT_KRB5_DES_192_CBC3_MD5 SSL3_TXT_KRB5_DES_192_CBC3_MD5
199#define SSL_TXT_KRB5_RC4_128_MD5      SSL3_TXT_KRB5_RC4_128_MD5
200#define SSL_TXT_KRB5_IDEA_128_CBC_MD5 SSL3_TXT_KRB5_IDEA_128_CBC_MD5
201
202#define SSL_TXT_KRB5_DES_40_CBC_SHA   SSL3_TXT_KRB5_DES_40_CBC_SHA
203#define SSL_TXT_KRB5_RC2_40_CBC_SHA   SSL3_TXT_KRB5_RC2_40_CBC_SHA
204#define SSL_TXT_KRB5_RC4_40_SHA	      SSL3_TXT_KRB5_RC4_40_SHA
205#define SSL_TXT_KRB5_DES_40_CBC_MD5   SSL3_TXT_KRB5_DES_40_CBC_MD5
206#define SSL_TXT_KRB5_RC2_40_CBC_MD5   SSL3_TXT_KRB5_RC2_40_CBC_MD5
207#define SSL_TXT_KRB5_RC4_40_MD5	      SSL3_TXT_KRB5_RC4_40_MD5
208
209#define SSL_TXT_KRB5_DES_40_CBC_SHA   SSL3_TXT_KRB5_DES_40_CBC_SHA
210#define SSL_TXT_KRB5_DES_40_CBC_MD5   SSL3_TXT_KRB5_DES_40_CBC_MD5
211#define SSL_TXT_KRB5_DES_64_CBC_SHA   SSL3_TXT_KRB5_DES_64_CBC_SHA
212#define SSL_TXT_KRB5_DES_64_CBC_MD5   SSL3_TXT_KRB5_DES_64_CBC_MD5
213#define SSL_TXT_KRB5_DES_192_CBC3_SHA SSL3_TXT_KRB5_DES_192_CBC3_SHA
214#define SSL_TXT_KRB5_DES_192_CBC3_MD5 SSL3_TXT_KRB5_DES_192_CBC3_MD5
215#define SSL_MAX_KRB5_PRINCIPAL_LENGTH  256
216
217#define SSL_MAX_SSL_SESSION_ID_LENGTH		32
218#define SSL_MAX_SID_CTX_LENGTH			32
219
220#define SSL_MIN_RSA_MODULUS_LENGTH_IN_BYTES	(512/8)
221#define SSL_MAX_KEY_ARG_LENGTH			8
222#define SSL_MAX_MASTER_KEY_LENGTH		48
223
224
225/* These are used to specify which ciphers to use and not to use */
226
227#define SSL_TXT_EXP40		"EXPORT40"
228#define SSL_TXT_EXP56		"EXPORT56"
229#define SSL_TXT_LOW		"LOW"
230#define SSL_TXT_MEDIUM		"MEDIUM"
231#define SSL_TXT_HIGH		"HIGH"
232#define SSL_TXT_FIPS		"FIPS"
233
234#define SSL_TXT_kFZA		"kFZA" /* unused! */
235#define	SSL_TXT_aFZA		"aFZA" /* unused! */
236#define SSL_TXT_eFZA		"eFZA" /* unused! */
237#define SSL_TXT_FZA		"FZA"  /* unused! */
238
239#define	SSL_TXT_aNULL		"aNULL"
240#define	SSL_TXT_eNULL		"eNULL"
241#define	SSL_TXT_NULL		"NULL"
242
243#define SSL_TXT_kRSA		"kRSA"
244#define SSL_TXT_kDHr		"kDHr" /* no such ciphersuites supported! */
245#define SSL_TXT_kDHd		"kDHd" /* no such ciphersuites supported! */
246#define SSL_TXT_kDH 		"kDH"  /* no such ciphersuites supported! */
247#define SSL_TXT_kEDH		"kEDH"
248#define SSL_TXT_kKRB5     	"kKRB5"
249#define SSL_TXT_kECDHr		"kECDHr"
250#define SSL_TXT_kECDHe		"kECDHe"
251#define SSL_TXT_kECDH		"kECDH"
252#define SSL_TXT_kEECDH		"kEECDH"
253#define SSL_TXT_kPSK            "kPSK"
254#define SSL_TXT_kGOST		"kGOST"
255
256#define	SSL_TXT_aRSA		"aRSA"
257#define	SSL_TXT_aDSS		"aDSS"
258#define	SSL_TXT_aDH		"aDH" /* no such ciphersuites supported! */
259#define	SSL_TXT_aECDH		"aECDH"
260#define SSL_TXT_aKRB5     	"aKRB5"
261#define SSL_TXT_aECDSA		"aECDSA"
262#define SSL_TXT_aPSK            "aPSK"
263#define SSL_TXT_aGOST94	"aGOST94"
264#define SSL_TXT_aGOST01 "aGOST01"
265#define SSL_TXT_aGOST  "aGOST"
266
267#define	SSL_TXT_DSS		"DSS"
268#define SSL_TXT_DH		"DH"
269#define SSL_TXT_EDH		"EDH" /* same as "kEDH:-ADH" */
270#define SSL_TXT_ADH		"ADH"
271#define SSL_TXT_RSA		"RSA"
272#define SSL_TXT_ECDH		"ECDH"
273#define SSL_TXT_EECDH		"EECDH" /* same as "kEECDH:-AECDH" */
274#define SSL_TXT_AECDH		"AECDH"
275#define SSL_TXT_ECDSA		"ECDSA"
276#define SSL_TXT_KRB5      	"KRB5"
277#define SSL_TXT_PSK             "PSK"
278
279#define SSL_TXT_DES		"DES"
280#define SSL_TXT_3DES		"3DES"
281#define SSL_TXT_RC4		"RC4"
282#define SSL_TXT_RC2		"RC2"
283#define SSL_TXT_IDEA		"IDEA"
284#define SSL_TXT_SEED		"SEED"
285#define SSL_TXT_AES128		"AES128"
286#define SSL_TXT_AES256		"AES256"
287#define SSL_TXT_AES		"AES"
288#define SSL_TXT_CAMELLIA128	"CAMELLIA128"
289#define SSL_TXT_CAMELLIA256	"CAMELLIA256"
290#define SSL_TXT_CAMELLIA	"CAMELLIA"
291
292#define SSL_TXT_MD5		"MD5"
293#define SSL_TXT_SHA1		"SHA1"
294#define SSL_TXT_SHA		"SHA" /* same as "SHA1" */
295#define SSL_TXT_GOST94		"GOST94"
296#define SSL_TXT_GOST89MAC		"GOST89MAC"
297
298#define SSL_TXT_SSLV2		"SSLv2"
299#define SSL_TXT_SSLV3		"SSLv3"
300#define SSL_TXT_TLSV1		"TLSv1"
301
302#define SSL_TXT_EXP		"EXP"
303#define SSL_TXT_EXPORT		"EXPORT"
304
305#define SSL_TXT_ALL		"ALL"
306
307/*
308 * COMPLEMENTOF* definitions. These identifiers are used to (de-select)
309 * ciphers normally not being used.
310 * Example: "RC4" will activate all ciphers using RC4 including ciphers
311 * without authentication, which would normally disabled by DEFAULT (due
312 * the "!ADH" being part of default). Therefore "RC4:!COMPLEMENTOFDEFAULT"
313 * will make sure that it is also disabled in the specific selection.
314 * COMPLEMENTOF* identifiers are portable between version, as adjustments
315 * to the default cipher setup will also be included here.
316 *
317 * COMPLEMENTOFDEFAULT does not experience the same special treatment that
318 * DEFAULT gets, as only selection is being done and no sorting as needed
319 * for DEFAULT.
320 */
321#define SSL_TXT_CMPALL		"COMPLEMENTOFALL"
322#define SSL_TXT_CMPDEF		"COMPLEMENTOFDEFAULT"
323
324/* The following cipher list is used by default.
325 * It also is substituted when an application-defined cipher list string
326 * starts with 'DEFAULT'. */
327#define SSL_DEFAULT_CIPHER_LIST	"ALL:!aNULL:!eNULL:!SSLv2"
328/* As of OpenSSL 1.0.0, ssl_create_cipher_list() in ssl/ssl_ciph.c always
329 * starts with a reasonable order, and all we have to do for DEFAULT is
330 * throwing out anonymous and unencrypted ciphersuites!
331 * (The latter are not actually enabled by ALL, but "ALL:RSA" would enable
332 * some of them.)
333 */
334
335/* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
336#define SSL_SENT_SHUTDOWN	1
337#define SSL_RECEIVED_SHUTDOWN	2
338
339#ifdef __cplusplus
340}
341#endif
342
343#ifdef  __cplusplus
344extern "C" {
345#endif
346
347#if (defined(OPENSSL_NO_RSA) || defined(OPENSSL_NO_MD5)) && !defined(OPENSSL_NO_SSL2)
348#define OPENSSL_NO_SSL2
349#endif
350
351#define SSL_FILETYPE_ASN1	X509_FILETYPE_ASN1
352#define SSL_FILETYPE_PEM	X509_FILETYPE_PEM
353
354/* This is needed to stop compilers complaining about the
355 * 'struct ssl_st *' function parameters used to prototype callbacks
356 * in SSL_CTX. */
357typedef struct ssl_st *ssl_crock_st;
358typedef struct tls_session_ticket_ext_st TLS_SESSION_TICKET_EXT;
359
360/* used to hold info on the particular ciphers used */
361typedef struct ssl_cipher_st
362	{
363	int valid;
364	const char *name;		/* text name */
365	unsigned long id;		/* id, 4 bytes, first is version */
366
367	/* changed in 0.9.9: these four used to be portions of a single value 'algorithms' */
368	unsigned long algorithm_mkey;	/* key exchange algorithm */
369	unsigned long algorithm_auth;	/* server authentication */
370	unsigned long algorithm_enc;	/* symmetric encryption */
371	unsigned long algorithm_mac;	/* symmetric authentication */
372	unsigned long algorithm_ssl;	/* (major) protocol version */
373
374	unsigned long algo_strength;	/* strength and export flags */
375	unsigned long algorithm2;	/* Extra flags */
376	int strength_bits;		/* Number of bits really used */
377	int alg_bits;			/* Number of bits for algorithm */
378	} SSL_CIPHER;
379
380DECLARE_STACK_OF(SSL_CIPHER)
381
382typedef int (*tls_session_ticket_ext_cb_fn)(SSL *s, const unsigned char *data, int len, void *arg);
383typedef int (*tls_session_secret_cb_fn)(SSL *s, void *secret, int *secret_len, STACK_OF(SSL_CIPHER) *peer_ciphers, SSL_CIPHER **cipher, void *arg);
384
385/* Used to hold functions for SSLv2 or SSLv3/TLSv1 functions */
386typedef struct ssl_method_st
387	{
388	int version;
389	int (*ssl_new)(SSL *s);
390	void (*ssl_clear)(SSL *s);
391	void (*ssl_free)(SSL *s);
392	int (*ssl_accept)(SSL *s);
393	int (*ssl_connect)(SSL *s);
394	int (*ssl_read)(SSL *s,void *buf,int len);
395	int (*ssl_peek)(SSL *s,void *buf,int len);
396	int (*ssl_write)(SSL *s,const void *buf,int len);
397	int (*ssl_shutdown)(SSL *s);
398	int (*ssl_renegotiate)(SSL *s);
399	int (*ssl_renegotiate_check)(SSL *s);
400	long (*ssl_get_message)(SSL *s, int st1, int stn, int mt, long
401		max, int *ok);
402	int (*ssl_read_bytes)(SSL *s, int type, unsigned char *buf, int len,
403		int peek);
404	int (*ssl_write_bytes)(SSL *s, int type, const void *buf_, int len);
405	int (*ssl_dispatch_alert)(SSL *s);
406	long (*ssl_ctrl)(SSL *s,int cmd,long larg,void *parg);
407	long (*ssl_ctx_ctrl)(SSL_CTX *ctx,int cmd,long larg,void *parg);
408	const SSL_CIPHER *(*get_cipher_by_char)(const unsigned char *ptr);
409	int (*put_cipher_by_char)(const SSL_CIPHER *cipher,unsigned char *ptr);
410	int (*ssl_pending)(const SSL *s);
411	int (*num_ciphers)(void);
412	const SSL_CIPHER *(*get_cipher)(unsigned ncipher);
413	const struct ssl_method_st *(*get_ssl_method)(int version);
414	long (*get_timeout)(void);
415	struct ssl3_enc_method *ssl3_enc; /* Extra SSLv3/TLS stuff */
416	int (*ssl_version)(void);
417	long (*ssl_callback_ctrl)(SSL *s, int cb_id, void (*fp)(void));
418	long (*ssl_ctx_callback_ctrl)(SSL_CTX *s, int cb_id, void (*fp)(void));
419	} SSL_METHOD;
420
421/* Lets make this into an ASN.1 type structure as follows
422 * SSL_SESSION_ID ::= SEQUENCE {
423 *	version 		INTEGER,	-- structure version number
424 *	SSLversion 		INTEGER,	-- SSL version number
425 *	Cipher 			OCTET STRING,	-- the 3 byte cipher ID
426 *	Session_ID 		OCTET STRING,	-- the Session ID
427 *	Master_key 		OCTET STRING,	-- the master key
428 *	KRB5_principal		OCTET STRING	-- optional Kerberos principal
429 *	Key_Arg [ 0 ] IMPLICIT	OCTET STRING,	-- the optional Key argument
430 *	Time [ 1 ] EXPLICIT	INTEGER,	-- optional Start Time
431 *	Timeout [ 2 ] EXPLICIT	INTEGER,	-- optional Timeout ins seconds
432 *	Peer [ 3 ] EXPLICIT	X509,		-- optional Peer Certificate
433 *	Session_ID_context [ 4 ] EXPLICIT OCTET STRING,   -- the Session ID context
434 *	Verify_result [ 5 ] EXPLICIT INTEGER,   -- X509_V_... code for `Peer'
435 *	HostName [ 6 ] EXPLICIT OCTET STRING,   -- optional HostName from servername TLS extension
436 *	ECPointFormatList [ 7 ] OCTET STRING,     -- optional EC point format list from TLS extension
437 *	PSK_identity_hint [ 8 ] EXPLICIT OCTET STRING, -- optional PSK identity hint
438 *	PSK_identity [ 9 ] EXPLICIT OCTET STRING -- optional PSK identity
439 *	}
440 * Look in ssl/ssl_asn1.c for more details
441 * I'm using EXPLICIT tags so I can read the damn things using asn1parse :-).
442 */
443typedef struct ssl_session_st
444	{
445	int ssl_version;	/* what ssl version session info is
446				 * being kept in here? */
447
448	/* only really used in SSLv2 */
449	unsigned int key_arg_length;
450	unsigned char key_arg[SSL_MAX_KEY_ARG_LENGTH];
451	int master_key_length;
452	unsigned char master_key[SSL_MAX_MASTER_KEY_LENGTH];
453	/* session_id - valid? */
454	unsigned int session_id_length;
455	unsigned char session_id[SSL_MAX_SSL_SESSION_ID_LENGTH];
456	/* this is used to determine whether the session is being reused in
457	 * the appropriate context. It is up to the application to set this,
458	 * via SSL_new */
459	unsigned int sid_ctx_length;
460	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
461
462#ifndef OPENSSL_NO_KRB5
463        unsigned int krb5_client_princ_len;
464        unsigned char krb5_client_princ[SSL_MAX_KRB5_PRINCIPAL_LENGTH];
465#endif /* OPENSSL_NO_KRB5 */
466#ifndef OPENSSL_NO_PSK
467	char *psk_identity_hint;
468	char *psk_identity;
469#endif
470	int not_resumable;
471
472	/* The cert is the certificate used to establish this connection */
473	struct sess_cert_st /* SESS_CERT */ *sess_cert;
474
475	/* This is the cert for the other end.
476	 * On clients, it will be the same as sess_cert->peer_key->x509
477	 * (the latter is not enough as sess_cert is not retained
478	 * in the external representation of sessions, see ssl_asn1.c). */
479	X509 *peer;
480	/* when app_verify_callback accepts a session where the peer's certificate
481	 * is not ok, we must remember the error for session reuse: */
482	long verify_result; /* only for servers */
483
484	int references;
485	long timeout;
486	long time;
487
488	unsigned int compress_meth;	/* Need to lookup the method */
489
490	const SSL_CIPHER *cipher;
491	unsigned long cipher_id;	/* when ASN.1 loaded, this
492					 * needs to be used to load
493					 * the 'cipher' structure */
494
495	STACK_OF(SSL_CIPHER) *ciphers; /* shared ciphers? */
496
497	CRYPTO_EX_DATA ex_data; /* application specific data */
498
499	/* These are used to make removal of session-ids more
500	 * efficient and to implement a maximum cache size. */
501	struct ssl_session_st *prev,*next;
502#ifndef OPENSSL_NO_TLSEXT
503	char *tlsext_hostname;
504#ifndef OPENSSL_NO_EC
505	size_t tlsext_ecpointformatlist_length;
506	unsigned char *tlsext_ecpointformatlist; /* peer's list */
507	size_t tlsext_ellipticcurvelist_length;
508	unsigned char *tlsext_ellipticcurvelist; /* peer's list */
509#endif /* OPENSSL_NO_EC */
510	/* RFC4507 info */
511	unsigned char *tlsext_tick;	/* Session ticket */
512	size_t	tlsext_ticklen;		/* Session ticket length */
513	long tlsext_tick_lifetime_hint;	/* Session lifetime hint in seconds */
514#endif
515	} SSL_SESSION;
516
517
518#define SSL_OP_MICROSOFT_SESS_ID_BUG			0x00000001L
519#define SSL_OP_NETSCAPE_CHALLENGE_BUG			0x00000002L
520/* Allow initial connection to servers that don't support RI */
521#define SSL_OP_LEGACY_SERVER_CONNECT			0x00000004L
522#define SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG		0x00000008L
523#define SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG		0x00000010L
524#define SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER		0x00000020L
525#define SSL_OP_MSIE_SSLV2_RSA_PADDING			0x00000040L /* no effect since 0.9.7h and 0.9.8b */
526#define SSL_OP_SSLEAY_080_CLIENT_DH_BUG			0x00000080L
527#define SSL_OP_TLS_D5_BUG				0x00000100L
528#define SSL_OP_TLS_BLOCK_PADDING_BUG			0x00000200L
529
530/* Disable SSL 3.0/TLS 1.0 CBC vulnerability workaround that was added
531 * in OpenSSL 0.9.6d.  Usually (depending on the application protocol)
532 * the workaround is not needed.  Unfortunately some broken SSL/TLS
533 * implementations cannot handle it at all, which is why we include
534 * it in SSL_OP_ALL. */
535#define SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS              0x00000800L /* added in 0.9.6e */
536
537/* SSL_OP_ALL: various bug workarounds that should be rather harmless.
538 *             This used to be 0x000FFFFFL before 0.9.7. */
539#define SSL_OP_ALL					0x80000FFFL
540
541/* DTLS options */
542#define SSL_OP_NO_QUERY_MTU                 0x00001000L
543/* Turn on Cookie Exchange (on relevant for servers) */
544#define SSL_OP_COOKIE_EXCHANGE              0x00002000L
545/* Don't use RFC4507 ticket extension */
546#define SSL_OP_NO_TICKET	            0x00004000L
547/* Use Cisco's "speshul" version of DTLS_BAD_VER (as client)  */
548#define SSL_OP_CISCO_ANYCONNECT		    0x00008000L
549
550/* As server, disallow session resumption on renegotiation */
551#define SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION	0x00010000L
552/* Don't use compression even if supported */
553#define SSL_OP_NO_COMPRESSION				0x00020000L
554/* Permit unsafe legacy renegotiation */
555#define SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION	0x00040000L
556/* If set, always create a new key when using tmp_ecdh parameters */
557#define SSL_OP_SINGLE_ECDH_USE				0x00080000L
558/* If set, always create a new key when using tmp_dh parameters */
559#define SSL_OP_SINGLE_DH_USE				0x00100000L
560/* Set to always use the tmp_rsa key when doing RSA operations,
561 * even when this violates protocol specs */
562#define SSL_OP_EPHEMERAL_RSA				0x00200000L
563/* Set on servers to choose the cipher according to the server's
564 * preferences */
565#define SSL_OP_CIPHER_SERVER_PREFERENCE			0x00400000L
566/* If set, a server will allow a client to issue a SSLv3.0 version number
567 * as latest version supported in the premaster secret, even when TLSv1.0
568 * (version 3.1) was announced in the client hello. Normally this is
569 * forbidden to prevent version rollback attacks. */
570#define SSL_OP_TLS_ROLLBACK_BUG				0x00800000L
571
572#define SSL_OP_NO_SSLv2					0x01000000L
573#define SSL_OP_NO_SSLv3					0x02000000L
574#define SSL_OP_NO_TLSv1					0x04000000L
575
576/* The next flag deliberately changes the ciphertest, this is a check
577 * for the PKCS#1 attack */
578#define SSL_OP_PKCS1_CHECK_1				0x08000000L
579#define SSL_OP_PKCS1_CHECK_2				0x10000000L
580#define SSL_OP_NETSCAPE_CA_DN_BUG			0x20000000L
581#define SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG		0x40000000L
582/* Make server add server-hello extension from early version of
583 * cryptopro draft, when GOST ciphersuite is negotiated.
584 * Required for interoperability with CryptoPro CSP 3.x
585 */
586#define SSL_OP_CRYPTOPRO_TLSEXT_BUG			0x80000000L
587
588/* Allow SSL_write(..., n) to return r with 0 < r < n (i.e. report success
589 * when just a single record has been written): */
590#define SSL_MODE_ENABLE_PARTIAL_WRITE       0x00000001L
591/* Make it possible to retry SSL_write() with changed buffer location
592 * (buffer contents must stay the same!); this is not the default to avoid
593 * the misconception that non-blocking SSL_write() behaves like
594 * non-blocking write(): */
595#define SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER 0x00000002L
596/* Never bother the application with retries if the transport
597 * is blocking: */
598#define SSL_MODE_AUTO_RETRY 0x00000004L
599/* Don't attempt to automatically build certificate chain */
600#define SSL_MODE_NO_AUTO_CHAIN 0x00000008L
601/* Save RAM by releasing read and write buffers when they're empty. (SSL3 and
602 * TLS only.)  "Released" buffers are put onto a free-list in the context
603 * or just freed (depending on the context's setting for freelist_max_len). */
604#define SSL_MODE_RELEASE_BUFFERS 0x00000010L
605
606/* Note: SSL[_CTX]_set_{options,mode} use |= op on the previous value,
607 * they cannot be used to clear bits. */
608
609#define SSL_CTX_set_options(ctx,op) \
610	SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,(op),NULL)
611#define SSL_CTX_clear_options(ctx,op) \
612	SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_OPTIONS,(op),NULL)
613#define SSL_CTX_get_options(ctx) \
614	SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,0,NULL)
615#define SSL_set_options(ssl,op) \
616	SSL_ctrl((ssl),SSL_CTRL_OPTIONS,(op),NULL)
617#define SSL_clear_options(ssl,op) \
618	SSL_ctrl((ssl),SSL_CTRL_CLEAR_OPTIONS,(op),NULL)
619#define SSL_get_options(ssl) \
620        SSL_ctrl((ssl),SSL_CTRL_OPTIONS,0,NULL)
621
622#define SSL_CTX_set_mode(ctx,op) \
623	SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,(op),NULL)
624#define SSL_CTX_clear_mode(ctx,op) \
625	SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_MODE,(op),NULL)
626#define SSL_CTX_get_mode(ctx) \
627	SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,0,NULL)
628#define SSL_clear_mode(ssl,op) \
629	SSL_ctrl((ssl),SSL_CTRL_CLEAR_MODE,(op),NULL)
630#define SSL_set_mode(ssl,op) \
631	SSL_ctrl((ssl),SSL_CTRL_MODE,(op),NULL)
632#define SSL_get_mode(ssl) \
633        SSL_ctrl((ssl),SSL_CTRL_MODE,0,NULL)
634#define SSL_set_mtu(ssl, mtu) \
635        SSL_ctrl((ssl),SSL_CTRL_SET_MTU,(mtu),NULL)
636
637#define SSL_get_secure_renegotiation_support(ssl) \
638	SSL_ctrl((ssl), SSL_CTRL_GET_RI_SUPPORT, 0, NULL)
639
640void SSL_CTX_set_msg_callback(SSL_CTX *ctx, void (*cb)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg));
641void SSL_set_msg_callback(SSL *ssl, void (*cb)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg));
642#define SSL_CTX_set_msg_callback_arg(ctx, arg) SSL_CTX_ctrl((ctx), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
643#define SSL_set_msg_callback_arg(ssl, arg) SSL_ctrl((ssl), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
644
645
646
647#if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN32)
648#define SSL_MAX_CERT_LIST_DEFAULT 1024*30 /* 30k max cert list :-) */
649#else
650#define SSL_MAX_CERT_LIST_DEFAULT 1024*100 /* 100k max cert list :-) */
651#endif
652
653#define SSL_SESSION_CACHE_MAX_SIZE_DEFAULT	(1024*20)
654
655/* This callback type is used inside SSL_CTX, SSL, and in the functions that set
656 * them. It is used to override the generation of SSL/TLS session IDs in a
657 * server. Return value should be zero on an error, non-zero to proceed. Also,
658 * callbacks should themselves check if the id they generate is unique otherwise
659 * the SSL handshake will fail with an error - callbacks can do this using the
660 * 'ssl' value they're passed by;
661 *      SSL_has_matching_session_id(ssl, id, *id_len)
662 * The length value passed in is set at the maximum size the session ID can be.
663 * In SSLv2 this is 16 bytes, whereas SSLv3/TLSv1 it is 32 bytes. The callback
664 * can alter this length to be less if desired, but under SSLv2 session IDs are
665 * supposed to be fixed at 16 bytes so the id will be padded after the callback
666 * returns in this case. It is also an error for the callback to set the size to
667 * zero. */
668typedef int (*GEN_SESSION_CB)(const SSL *ssl, unsigned char *id,
669				unsigned int *id_len);
670
671typedef struct ssl_comp_st
672	{
673	int id;
674	const char *name;
675#ifndef OPENSSL_NO_COMP
676	COMP_METHOD *method;
677#else
678	char *method;
679#endif
680	} SSL_COMP;
681
682DECLARE_STACK_OF(SSL_COMP)
683DECLARE_LHASH_OF(SSL_SESSION);
684
685struct ssl_ctx_st
686	{
687	const SSL_METHOD *method;
688
689	STACK_OF(SSL_CIPHER) *cipher_list;
690	/* same as above but sorted for lookup */
691	STACK_OF(SSL_CIPHER) *cipher_list_by_id;
692
693	struct x509_store_st /* X509_STORE */ *cert_store;
694	LHASH_OF(SSL_SESSION) *sessions;
695	/* Most session-ids that will be cached, default is
696	 * SSL_SESSION_CACHE_MAX_SIZE_DEFAULT. 0 is unlimited. */
697	unsigned long session_cache_size;
698	struct ssl_session_st *session_cache_head;
699	struct ssl_session_st *session_cache_tail;
700
701	/* This can have one of 2 values, ored together,
702	 * SSL_SESS_CACHE_CLIENT,
703	 * SSL_SESS_CACHE_SERVER,
704	 * Default is SSL_SESSION_CACHE_SERVER, which means only
705	 * SSL_accept which cache SSL_SESSIONS. */
706	int session_cache_mode;
707
708	/* If timeout is not 0, it is the default timeout value set
709	 * when SSL_new() is called.  This has been put in to make
710	 * life easier to set things up */
711	long session_timeout;
712
713	/* If this callback is not null, it will be called each
714	 * time a session id is added to the cache.  If this function
715	 * returns 1, it means that the callback will do a
716	 * SSL_SESSION_free() when it has finished using it.  Otherwise,
717	 * on 0, it means the callback has finished with it.
718	 * If remove_session_cb is not null, it will be called when
719	 * a session-id is removed from the cache.  After the call,
720	 * OpenSSL will SSL_SESSION_free() it. */
721	int (*new_session_cb)(struct ssl_st *ssl,SSL_SESSION *sess);
722	void (*remove_session_cb)(struct ssl_ctx_st *ctx,SSL_SESSION *sess);
723	SSL_SESSION *(*get_session_cb)(struct ssl_st *ssl,
724		unsigned char *data,int len,int *copy);
725
726	struct
727		{
728		int sess_connect;	/* SSL new conn - started */
729		int sess_connect_renegotiate;/* SSL reneg - requested */
730		int sess_connect_good;	/* SSL new conne/reneg - finished */
731		int sess_accept;	/* SSL new accept - started */
732		int sess_accept_renegotiate;/* SSL reneg - requested */
733		int sess_accept_good;	/* SSL accept/reneg - finished */
734		int sess_miss;		/* session lookup misses  */
735		int sess_timeout;	/* reuse attempt on timeouted session */
736		int sess_cache_full;	/* session removed due to full cache */
737		int sess_hit;		/* session reuse actually done */
738		int sess_cb_hit;	/* session-id that was not
739					 * in the cache was
740					 * passed back via the callback.  This
741					 * indicates that the application is
742					 * supplying session-id's from other
743					 * processes - spooky :-) */
744		} stats;
745
746	int references;
747
748	/* if defined, these override the X509_verify_cert() calls */
749	int (*app_verify_callback)(X509_STORE_CTX *, void *);
750	void *app_verify_arg;
751	/* before OpenSSL 0.9.7, 'app_verify_arg' was ignored
752	 * ('app_verify_callback' was called with just one argument) */
753
754	/* Default password callback. */
755	pem_password_cb *default_passwd_callback;
756
757	/* Default password callback user data. */
758	void *default_passwd_callback_userdata;
759
760	/* get client cert callback */
761	int (*client_cert_cb)(SSL *ssl, X509 **x509, EVP_PKEY **pkey);
762
763    /* cookie generate callback */
764    int (*app_gen_cookie_cb)(SSL *ssl, unsigned char *cookie,
765        unsigned int *cookie_len);
766
767    /* verify cookie callback */
768    int (*app_verify_cookie_cb)(SSL *ssl, unsigned char *cookie,
769        unsigned int cookie_len);
770
771	CRYPTO_EX_DATA ex_data;
772
773	const EVP_MD *rsa_md5;/* For SSLv2 - name is 'ssl2-md5' */
774	const EVP_MD *md5;	/* For SSLv3/TLSv1 'ssl3-md5' */
775	const EVP_MD *sha1;   /* For SSLv3/TLSv1 'ssl3->sha1' */
776
777	STACK_OF(X509) *extra_certs;
778	STACK_OF(SSL_COMP) *comp_methods; /* stack of SSL_COMP, SSLv3/TLSv1 */
779
780
781	/* Default values used when no per-SSL value is defined follow */
782
783	void (*info_callback)(const SSL *ssl,int type,int val); /* used if SSL's info_callback is NULL */
784
785	/* what we put in client cert requests */
786	STACK_OF(X509_NAME) *client_CA;
787
788
789	/* Default values to use in SSL structures follow (these are copied by SSL_new) */
790
791	unsigned long options;
792	unsigned long mode;
793	long max_cert_list;
794
795	struct cert_st /* CERT */ *cert;
796	int read_ahead;
797
798	/* callback that allows applications to peek at protocol messages */
799	void (*msg_callback)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg);
800	void *msg_callback_arg;
801
802	int verify_mode;
803	unsigned int sid_ctx_length;
804	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
805	int (*default_verify_callback)(int ok,X509_STORE_CTX *ctx); /* called 'verify_callback' in the SSL */
806
807	/* Default generate session ID callback. */
808	GEN_SESSION_CB generate_session_id;
809
810	X509_VERIFY_PARAM *param;
811
812#if 0
813	int purpose;		/* Purpose setting */
814	int trust;		/* Trust setting */
815#endif
816
817	int quiet_shutdown;
818
819	/* Maximum amount of data to send in one fragment.
820	 * actual record size can be more than this due to
821	 * padding and MAC overheads.
822	 */
823	unsigned int max_send_fragment;
824
825#ifndef OPENSSL_ENGINE
826	/* Engine to pass requests for client certs to
827	 */
828	ENGINE *client_cert_engine;
829#endif
830
831#ifndef OPENSSL_NO_TLSEXT
832	/* TLS extensions servername callback */
833	int (*tlsext_servername_callback)(SSL*, int *, void *);
834	void *tlsext_servername_arg;
835	/* RFC 4507 session ticket keys */
836	unsigned char tlsext_tick_key_name[16];
837	unsigned char tlsext_tick_hmac_key[16];
838	unsigned char tlsext_tick_aes_key[16];
839	/* Callback to support customisation of ticket key setting */
840	int (*tlsext_ticket_key_cb)(SSL *ssl,
841					unsigned char *name, unsigned char *iv,
842					EVP_CIPHER_CTX *ectx,
843 					HMAC_CTX *hctx, int enc);
844
845	/* certificate status request info */
846	/* Callback for status request */
847	int (*tlsext_status_cb)(SSL *ssl, void *arg);
848	void *tlsext_status_arg;
849
850	/* draft-rescorla-tls-opaque-prf-input-00.txt information */
851	int (*tlsext_opaque_prf_input_callback)(SSL *, void *peerinput, size_t len, void *arg);
852	void *tlsext_opaque_prf_input_callback_arg;
853#endif
854
855#ifndef OPENSSL_NO_PSK
856	char *psk_identity_hint;
857	unsigned int (*psk_client_callback)(SSL *ssl, const char *hint, char *identity,
858		unsigned int max_identity_len, unsigned char *psk,
859		unsigned int max_psk_len);
860	unsigned int (*psk_server_callback)(SSL *ssl, const char *identity,
861		unsigned char *psk, unsigned int max_psk_len);
862#endif
863
864#ifndef OPENSSL_NO_BUF_FREELISTS
865#define SSL_MAX_BUF_FREELIST_LEN_DEFAULT 32
866	unsigned int freelist_max_len;
867	struct ssl3_buf_freelist_st *wbuf_freelist;
868	struct ssl3_buf_freelist_st *rbuf_freelist;
869#endif
870	};
871
872#define SSL_SESS_CACHE_OFF			0x0000
873#define SSL_SESS_CACHE_CLIENT			0x0001
874#define SSL_SESS_CACHE_SERVER			0x0002
875#define SSL_SESS_CACHE_BOTH	(SSL_SESS_CACHE_CLIENT|SSL_SESS_CACHE_SERVER)
876#define SSL_SESS_CACHE_NO_AUTO_CLEAR		0x0080
877/* enough comments already ... see SSL_CTX_set_session_cache_mode(3) */
878#define SSL_SESS_CACHE_NO_INTERNAL_LOOKUP	0x0100
879#define SSL_SESS_CACHE_NO_INTERNAL_STORE	0x0200
880#define SSL_SESS_CACHE_NO_INTERNAL \
881	(SSL_SESS_CACHE_NO_INTERNAL_LOOKUP|SSL_SESS_CACHE_NO_INTERNAL_STORE)
882
883LHASH_OF(SSL_SESSION) *SSL_CTX_sessions(SSL_CTX *ctx);
884#define SSL_CTX_sess_number(ctx) \
885	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_NUMBER,0,NULL)
886#define SSL_CTX_sess_connect(ctx) \
887	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT,0,NULL)
888#define SSL_CTX_sess_connect_good(ctx) \
889	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_GOOD,0,NULL)
890#define SSL_CTX_sess_connect_renegotiate(ctx) \
891	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_RENEGOTIATE,0,NULL)
892#define SSL_CTX_sess_accept(ctx) \
893	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT,0,NULL)
894#define SSL_CTX_sess_accept_renegotiate(ctx) \
895	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_RENEGOTIATE,0,NULL)
896#define SSL_CTX_sess_accept_good(ctx) \
897	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_GOOD,0,NULL)
898#define SSL_CTX_sess_hits(ctx) \
899	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_HIT,0,NULL)
900#define SSL_CTX_sess_cb_hits(ctx) \
901	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CB_HIT,0,NULL)
902#define SSL_CTX_sess_misses(ctx) \
903	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_MISSES,0,NULL)
904#define SSL_CTX_sess_timeouts(ctx) \
905	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_TIMEOUTS,0,NULL)
906#define SSL_CTX_sess_cache_full(ctx) \
907	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CACHE_FULL,0,NULL)
908
909void SSL_CTX_sess_set_new_cb(SSL_CTX *ctx, int (*new_session_cb)(struct ssl_st *ssl,SSL_SESSION *sess));
910int (*SSL_CTX_sess_get_new_cb(SSL_CTX *ctx))(struct ssl_st *ssl, SSL_SESSION *sess);
911void SSL_CTX_sess_set_remove_cb(SSL_CTX *ctx, void (*remove_session_cb)(struct ssl_ctx_st *ctx,SSL_SESSION *sess));
912void (*SSL_CTX_sess_get_remove_cb(SSL_CTX *ctx))(struct ssl_ctx_st *ctx, SSL_SESSION *sess);
913void SSL_CTX_sess_set_get_cb(SSL_CTX *ctx, SSL_SESSION *(*get_session_cb)(struct ssl_st *ssl, unsigned char *data,int len,int *copy));
914SSL_SESSION *(*SSL_CTX_sess_get_get_cb(SSL_CTX *ctx))(struct ssl_st *ssl, unsigned char *Data, int len, int *copy);
915void SSL_CTX_set_info_callback(SSL_CTX *ctx, void (*cb)(const SSL *ssl,int type,int val));
916void (*SSL_CTX_get_info_callback(SSL_CTX *ctx))(const SSL *ssl,int type,int val);
917void SSL_CTX_set_client_cert_cb(SSL_CTX *ctx, int (*client_cert_cb)(SSL *ssl, X509 **x509, EVP_PKEY **pkey));
918int (*SSL_CTX_get_client_cert_cb(SSL_CTX *ctx))(SSL *ssl, X509 **x509, EVP_PKEY **pkey);
919#ifndef OPENSSL_NO_ENGINE
920int SSL_CTX_set_client_cert_engine(SSL_CTX *ctx, ENGINE *e);
921#endif
922void SSL_CTX_set_cookie_generate_cb(SSL_CTX *ctx, int (*app_gen_cookie_cb)(SSL *ssl, unsigned char *cookie, unsigned int *cookie_len));
923void SSL_CTX_set_cookie_verify_cb(SSL_CTX *ctx, int (*app_verify_cookie_cb)(SSL *ssl, unsigned char *cookie, unsigned int cookie_len));
924
925#ifndef OPENSSL_NO_PSK
926/* the maximum length of the buffer given to callbacks containing the
927 * resulting identity/psk */
928#define PSK_MAX_IDENTITY_LEN 128
929#define PSK_MAX_PSK_LEN 256
930void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx,
931	unsigned int (*psk_client_callback)(SSL *ssl, const char *hint,
932		char *identity, unsigned int max_identity_len, unsigned char *psk,
933		unsigned int max_psk_len));
934void SSL_set_psk_client_callback(SSL *ssl,
935	unsigned int (*psk_client_callback)(SSL *ssl, const char *hint,
936		char *identity, unsigned int max_identity_len, unsigned char *psk,
937		unsigned int max_psk_len));
938void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx,
939	unsigned int (*psk_server_callback)(SSL *ssl, const char *identity,
940		unsigned char *psk, unsigned int max_psk_len));
941void SSL_set_psk_server_callback(SSL *ssl,
942	unsigned int (*psk_server_callback)(SSL *ssl, const char *identity,
943		unsigned char *psk, unsigned int max_psk_len));
944int SSL_CTX_use_psk_identity_hint(SSL_CTX *ctx, const char *identity_hint);
945int SSL_use_psk_identity_hint(SSL *s, const char *identity_hint);
946const char *SSL_get_psk_identity_hint(const SSL *s);
947const char *SSL_get_psk_identity(const SSL *s);
948#endif
949
950#define SSL_NOTHING	1
951#define SSL_WRITING	2
952#define SSL_READING	3
953#define SSL_X509_LOOKUP	4
954
955/* These will only be used when doing non-blocking IO */
956#define SSL_want_nothing(s)	(SSL_want(s) == SSL_NOTHING)
957#define SSL_want_read(s)	(SSL_want(s) == SSL_READING)
958#define SSL_want_write(s)	(SSL_want(s) == SSL_WRITING)
959#define SSL_want_x509_lookup(s)	(SSL_want(s) == SSL_X509_LOOKUP)
960
961#define SSL_MAC_FLAG_READ_MAC_STREAM 1
962#define SSL_MAC_FLAG_WRITE_MAC_STREAM 2
963
964struct ssl_st
965	{
966	/* protocol version
967	 * (one of SSL2_VERSION, SSL3_VERSION, TLS1_VERSION, DTLS1_VERSION)
968	 */
969	int version;
970	int type; /* SSL_ST_CONNECT or SSL_ST_ACCEPT */
971
972	const SSL_METHOD *method; /* SSLv3 */
973
974	/* There are 2 BIO's even though they are normally both the
975	 * same.  This is so data can be read and written to different
976	 * handlers */
977
978#ifndef OPENSSL_NO_BIO
979	BIO *rbio; /* used by SSL_read */
980	BIO *wbio; /* used by SSL_write */
981	BIO *bbio; /* used during session-id reuse to concatenate
982		    * messages */
983#else
984	char *rbio; /* used by SSL_read */
985	char *wbio; /* used by SSL_write */
986	char *bbio;
987#endif
988	/* This holds a variable that indicates what we were doing
989	 * when a 0 or -1 is returned.  This is needed for
990	 * non-blocking IO so we know what request needs re-doing when
991	 * in SSL_accept or SSL_connect */
992	int rwstate;
993
994	/* true when we are actually in SSL_accept() or SSL_connect() */
995	int in_handshake;
996	int (*handshake_func)(SSL *);
997
998	/* Imagine that here's a boolean member "init" that is
999	 * switched as soon as SSL_set_{accept/connect}_state
1000	 * is called for the first time, so that "state" and
1001	 * "handshake_func" are properly initialized.  But as
1002	 * handshake_func is == 0 until then, we use this
1003	 * test instead of an "init" member.
1004	 */
1005
1006	int server;	/* are we the server side? - mostly used by SSL_clear*/
1007
1008	int new_session;/* 1 if we are to use a new session.
1009	                 * 2 if we are a server and are inside a handshake
1010	                 *   (i.e. not just sending a HelloRequest)
1011	                 * NB: For servers, the 'new' session may actually be a previously
1012	                 * cached session or even the previous session unless
1013	                 * SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION is set */
1014	int quiet_shutdown;/* don't send shutdown packets */
1015	int shutdown;	/* we have shut things down, 0x01 sent, 0x02
1016			 * for received */
1017	int state;	/* where we are */
1018	int rstate;	/* where we are when reading */
1019
1020	BUF_MEM *init_buf;	/* buffer used during init */
1021	void *init_msg;   	/* pointer to handshake message body, set by ssl3_get_message() */
1022	int init_num;		/* amount read/written */
1023	int init_off;		/* amount read/written */
1024
1025	/* used internally to point at a raw packet */
1026	unsigned char *packet;
1027	unsigned int packet_length;
1028
1029	struct ssl2_state_st *s2; /* SSLv2 variables */
1030	struct ssl3_state_st *s3; /* SSLv3 variables */
1031	struct dtls1_state_st *d1; /* DTLSv1 variables */
1032
1033	int read_ahead;		/* Read as many input bytes as possible
1034	               	 	 * (for non-blocking reads) */
1035
1036	/* callback that allows applications to peek at protocol messages */
1037	void (*msg_callback)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg);
1038	void *msg_callback_arg;
1039
1040	int hit;		/* reusing a previous session */
1041
1042	X509_VERIFY_PARAM *param;
1043
1044#if 0
1045	int purpose;		/* Purpose setting */
1046	int trust;		/* Trust setting */
1047#endif
1048
1049	/* crypto */
1050	STACK_OF(SSL_CIPHER) *cipher_list;
1051	STACK_OF(SSL_CIPHER) *cipher_list_by_id;
1052
1053	/* These are the ones being used, the ones in SSL_SESSION are
1054	 * the ones to be 'copied' into these ones */
1055	int mac_flags;
1056	EVP_CIPHER_CTX *enc_read_ctx;		/* cryptographic state */
1057	EVP_MD_CTX *read_hash;		/* used for mac generation */
1058#ifndef OPENSSL_NO_COMP
1059	COMP_CTX *expand;			/* uncompress */
1060#else
1061	char *expand;
1062#endif
1063
1064	EVP_CIPHER_CTX *enc_write_ctx;		/* cryptographic state */
1065	EVP_MD_CTX *write_hash;		/* used for mac generation */
1066#ifndef OPENSSL_NO_COMP
1067	COMP_CTX *compress;			/* compression */
1068#else
1069	char *compress;
1070#endif
1071
1072	/* session info */
1073
1074	/* client cert? */
1075	/* This is used to hold the server certificate used */
1076	struct cert_st /* CERT */ *cert;
1077
1078	/* the session_id_context is used to ensure sessions are only reused
1079	 * in the appropriate context */
1080	unsigned int sid_ctx_length;
1081	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
1082
1083	/* This can also be in the session once a session is established */
1084	SSL_SESSION *session;
1085
1086	/* Default generate session ID callback. */
1087	GEN_SESSION_CB generate_session_id;
1088
1089	/* Used in SSL2 and SSL3 */
1090	int verify_mode;	/* 0 don't care about verify failure.
1091				 * 1 fail if verify fails */
1092	int (*verify_callback)(int ok,X509_STORE_CTX *ctx); /* fail if callback returns 0 */
1093
1094	void (*info_callback)(const SSL *ssl,int type,int val); /* optional informational callback */
1095
1096	int error;		/* error bytes to be written */
1097	int error_code;		/* actual code */
1098
1099#ifndef OPENSSL_NO_KRB5
1100	KSSL_CTX *kssl_ctx;     /* Kerberos 5 context */
1101#endif	/* OPENSSL_NO_KRB5 */
1102
1103#ifndef OPENSSL_NO_PSK
1104	unsigned int (*psk_client_callback)(SSL *ssl, const char *hint, char *identity,
1105		unsigned int max_identity_len, unsigned char *psk,
1106		unsigned int max_psk_len);
1107	unsigned int (*psk_server_callback)(SSL *ssl, const char *identity,
1108		unsigned char *psk, unsigned int max_psk_len);
1109#endif
1110
1111	SSL_CTX *ctx;
1112	/* set this flag to 1 and a sleep(1) is put into all SSL_read()
1113	 * and SSL_write() calls, good for nbio debuging :-) */
1114	int debug;
1115
1116	/* extra application data */
1117	long verify_result;
1118	CRYPTO_EX_DATA ex_data;
1119
1120	/* for server side, keep the list of CA_dn we can use */
1121	STACK_OF(X509_NAME) *client_CA;
1122
1123	int references;
1124	unsigned long options; /* protocol behaviour */
1125	unsigned long mode; /* API behaviour */
1126	long max_cert_list;
1127	int first_packet;
1128	int client_version;	/* what was passed, used for
1129				 * SSLv3/TLS rollback check */
1130	unsigned int max_send_fragment;
1131#ifndef OPENSSL_NO_TLSEXT
1132	/* TLS extension debug callback */
1133	void (*tlsext_debug_cb)(SSL *s, int client_server, int type,
1134					unsigned char *data, int len,
1135					void *arg);
1136	void *tlsext_debug_arg;
1137	char *tlsext_hostname;
1138	int servername_done;   /* no further mod of servername
1139	                          0 : call the servername extension callback.
1140	                          1 : prepare 2, allow last ack just after in server callback.
1141	                          2 : don't call servername callback, no ack in server hello
1142	                       */
1143	/* certificate status request info */
1144	/* Status type or -1 if no status type */
1145	int tlsext_status_type;
1146	/* Expect OCSP CertificateStatus message */
1147	int tlsext_status_expected;
1148	/* OCSP status request only */
1149	STACK_OF(OCSP_RESPID) *tlsext_ocsp_ids;
1150	X509_EXTENSIONS *tlsext_ocsp_exts;
1151	/* OCSP response received or to be sent */
1152	unsigned char *tlsext_ocsp_resp;
1153	int tlsext_ocsp_resplen;
1154
1155	/* RFC4507 session ticket expected to be received or sent */
1156	int tlsext_ticket_expected;
1157#ifndef OPENSSL_NO_EC
1158	size_t tlsext_ecpointformatlist_length;
1159	unsigned char *tlsext_ecpointformatlist; /* our list */
1160	size_t tlsext_ellipticcurvelist_length;
1161	unsigned char *tlsext_ellipticcurvelist; /* our list */
1162#endif /* OPENSSL_NO_EC */
1163
1164	/* draft-rescorla-tls-opaque-prf-input-00.txt information to be used for handshakes */
1165	void *tlsext_opaque_prf_input;
1166	size_t tlsext_opaque_prf_input_len;
1167
1168	/* TLS Session Ticket extension override */
1169	TLS_SESSION_TICKET_EXT *tlsext_session_ticket;
1170
1171	/* TLS Session Ticket extension callback */
1172	tls_session_ticket_ext_cb_fn tls_session_ticket_ext_cb;
1173	void *tls_session_ticket_ext_cb_arg;
1174
1175	/* TLS pre-shared secret session resumption */
1176	tls_session_secret_cb_fn tls_session_secret_cb;
1177	void *tls_session_secret_cb_arg;
1178
1179	SSL_CTX * initial_ctx; /* initial ctx, used to store sessions */
1180#define session_ctx initial_ctx
1181#else
1182#define session_ctx ctx
1183#endif /* OPENSSL_NO_TLSEXT */
1184	};
1185
1186#ifdef __cplusplus
1187}
1188#endif
1189
1190#include <openssl/ssl2.h>
1191#include <openssl/ssl3.h>
1192#include <openssl/tls1.h> /* This is mostly sslv3 with a few tweaks */
1193#include <openssl/dtls1.h> /* Datagram TLS */
1194#include <openssl/ssl23.h>
1195
1196#ifdef  __cplusplus
1197extern "C" {
1198#endif
1199
1200/* compatibility */
1201#define SSL_set_app_data(s,arg)		(SSL_set_ex_data(s,0,(char *)arg))
1202#define SSL_get_app_data(s)		(SSL_get_ex_data(s,0))
1203#define SSL_SESSION_set_app_data(s,a)	(SSL_SESSION_set_ex_data(s,0,(char *)a))
1204#define SSL_SESSION_get_app_data(s)	(SSL_SESSION_get_ex_data(s,0))
1205#define SSL_CTX_get_app_data(ctx)	(SSL_CTX_get_ex_data(ctx,0))
1206#define SSL_CTX_set_app_data(ctx,arg)	(SSL_CTX_set_ex_data(ctx,0,(char *)arg))
1207
1208/* The following are the possible values for ssl->state are are
1209 * used to indicate where we are up to in the SSL connection establishment.
1210 * The macros that follow are about the only things you should need to use
1211 * and even then, only when using non-blocking IO.
1212 * It can also be useful to work out where you were when the connection
1213 * failed */
1214
1215#define SSL_ST_CONNECT			0x1000
1216#define SSL_ST_ACCEPT			0x2000
1217#define SSL_ST_MASK			0x0FFF
1218#define SSL_ST_INIT			(SSL_ST_CONNECT|SSL_ST_ACCEPT)
1219#define SSL_ST_BEFORE			0x4000
1220#define SSL_ST_OK			0x03
1221#define SSL_ST_RENEGOTIATE		(0x04|SSL_ST_INIT)
1222
1223#define SSL_CB_LOOP			0x01
1224#define SSL_CB_EXIT			0x02
1225#define SSL_CB_READ			0x04
1226#define SSL_CB_WRITE			0x08
1227#define SSL_CB_ALERT			0x4000 /* used in callback */
1228#define SSL_CB_READ_ALERT		(SSL_CB_ALERT|SSL_CB_READ)
1229#define SSL_CB_WRITE_ALERT		(SSL_CB_ALERT|SSL_CB_WRITE)
1230#define SSL_CB_ACCEPT_LOOP		(SSL_ST_ACCEPT|SSL_CB_LOOP)
1231#define SSL_CB_ACCEPT_EXIT		(SSL_ST_ACCEPT|SSL_CB_EXIT)
1232#define SSL_CB_CONNECT_LOOP		(SSL_ST_CONNECT|SSL_CB_LOOP)
1233#define SSL_CB_CONNECT_EXIT		(SSL_ST_CONNECT|SSL_CB_EXIT)
1234#define SSL_CB_HANDSHAKE_START		0x10
1235#define SSL_CB_HANDSHAKE_DONE		0x20
1236
1237/* Is the SSL_connection established? */
1238#define SSL_get_state(a)		SSL_state(a)
1239#define SSL_is_init_finished(a)		(SSL_state(a) == SSL_ST_OK)
1240#define SSL_in_init(a)			(SSL_state(a)&SSL_ST_INIT)
1241#define SSL_in_before(a)		(SSL_state(a)&SSL_ST_BEFORE)
1242#define SSL_in_connect_init(a)		(SSL_state(a)&SSL_ST_CONNECT)
1243#define SSL_in_accept_init(a)		(SSL_state(a)&SSL_ST_ACCEPT)
1244
1245/* The following 2 states are kept in ssl->rstate when reads fail,
1246 * you should not need these */
1247#define SSL_ST_READ_HEADER			0xF0
1248#define SSL_ST_READ_BODY			0xF1
1249#define SSL_ST_READ_DONE			0xF2
1250
1251/* Obtain latest Finished message
1252 *   -- that we sent (SSL_get_finished)
1253 *   -- that we expected from peer (SSL_get_peer_finished).
1254 * Returns length (0 == no Finished so far), copies up to 'count' bytes. */
1255size_t SSL_get_finished(const SSL *s, void *buf, size_t count);
1256size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count);
1257
1258/* use either SSL_VERIFY_NONE or SSL_VERIFY_PEER, the last 2 options
1259 * are 'ored' with SSL_VERIFY_PEER if they are desired */
1260#define SSL_VERIFY_NONE			0x00
1261#define SSL_VERIFY_PEER			0x01
1262#define SSL_VERIFY_FAIL_IF_NO_PEER_CERT	0x02
1263#define SSL_VERIFY_CLIENT_ONCE		0x04
1264
1265#define OpenSSL_add_ssl_algorithms()	SSL_library_init()
1266#define SSLeay_add_ssl_algorithms()	SSL_library_init()
1267
1268/* this is for backward compatibility */
1269#if 0 /* NEW_SSLEAY */
1270#define SSL_CTX_set_default_verify(a,b,c) SSL_CTX_set_verify(a,b,c)
1271#define SSL_set_pref_cipher(c,n)	SSL_set_cipher_list(c,n)
1272#define SSL_add_session(a,b)            SSL_CTX_add_session((a),(b))
1273#define SSL_remove_session(a,b)		SSL_CTX_remove_session((a),(b))
1274#define SSL_flush_sessions(a,b)		SSL_CTX_flush_sessions((a),(b))
1275#endif
1276/* More backward compatibility */
1277#define SSL_get_cipher(s) \
1278		SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1279#define SSL_get_cipher_bits(s,np) \
1280		SSL_CIPHER_get_bits(SSL_get_current_cipher(s),np)
1281#define SSL_get_cipher_version(s) \
1282		SSL_CIPHER_get_version(SSL_get_current_cipher(s))
1283#define SSL_get_cipher_name(s) \
1284		SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1285#define SSL_get_time(a)		SSL_SESSION_get_time(a)
1286#define SSL_set_time(a,b)	SSL_SESSION_set_time((a),(b))
1287#define SSL_get_timeout(a)	SSL_SESSION_get_timeout(a)
1288#define SSL_set_timeout(a,b)	SSL_SESSION_set_timeout((a),(b))
1289
1290#define d2i_SSL_SESSION_bio(bp,s_id) ASN1_d2i_bio_of(SSL_SESSION,SSL_SESSION_new,d2i_SSL_SESSION,bp,s_id)
1291#define i2d_SSL_SESSION_bio(bp,s_id) ASN1_i2d_bio_of(SSL_SESSION,i2d_SSL_SESSION,bp,s_id)
1292
1293DECLARE_PEM_rw(SSL_SESSION, SSL_SESSION)
1294
1295#define SSL_AD_REASON_OFFSET		1000 /* offset to get SSL_R_... value from SSL_AD_... */
1296
1297/* These alert types are for SSLv3 and TLSv1 */
1298#define SSL_AD_CLOSE_NOTIFY		SSL3_AD_CLOSE_NOTIFY
1299#define SSL_AD_UNEXPECTED_MESSAGE	SSL3_AD_UNEXPECTED_MESSAGE /* fatal */
1300#define SSL_AD_BAD_RECORD_MAC		SSL3_AD_BAD_RECORD_MAC     /* fatal */
1301#define SSL_AD_DECRYPTION_FAILED	TLS1_AD_DECRYPTION_FAILED
1302#define SSL_AD_RECORD_OVERFLOW		TLS1_AD_RECORD_OVERFLOW
1303#define SSL_AD_DECOMPRESSION_FAILURE	SSL3_AD_DECOMPRESSION_FAILURE/* fatal */
1304#define SSL_AD_HANDSHAKE_FAILURE	SSL3_AD_HANDSHAKE_FAILURE/* fatal */
1305#define SSL_AD_NO_CERTIFICATE		SSL3_AD_NO_CERTIFICATE /* Not for TLS */
1306#define SSL_AD_BAD_CERTIFICATE		SSL3_AD_BAD_CERTIFICATE
1307#define SSL_AD_UNSUPPORTED_CERTIFICATE	SSL3_AD_UNSUPPORTED_CERTIFICATE
1308#define SSL_AD_CERTIFICATE_REVOKED	SSL3_AD_CERTIFICATE_REVOKED
1309#define SSL_AD_CERTIFICATE_EXPIRED	SSL3_AD_CERTIFICATE_EXPIRED
1310#define SSL_AD_CERTIFICATE_UNKNOWN	SSL3_AD_CERTIFICATE_UNKNOWN
1311#define SSL_AD_ILLEGAL_PARAMETER	SSL3_AD_ILLEGAL_PARAMETER   /* fatal */
1312#define SSL_AD_UNKNOWN_CA		TLS1_AD_UNKNOWN_CA	/* fatal */
1313#define SSL_AD_ACCESS_DENIED		TLS1_AD_ACCESS_DENIED	/* fatal */
1314#define SSL_AD_DECODE_ERROR		TLS1_AD_DECODE_ERROR	/* fatal */
1315#define SSL_AD_DECRYPT_ERROR		TLS1_AD_DECRYPT_ERROR
1316#define SSL_AD_EXPORT_RESTRICTION	TLS1_AD_EXPORT_RESTRICTION/* fatal */
1317#define SSL_AD_PROTOCOL_VERSION		TLS1_AD_PROTOCOL_VERSION /* fatal */
1318#define SSL_AD_INSUFFICIENT_SECURITY	TLS1_AD_INSUFFICIENT_SECURITY/* fatal */
1319#define SSL_AD_INTERNAL_ERROR		TLS1_AD_INTERNAL_ERROR	/* fatal */
1320#define SSL_AD_USER_CANCELLED		TLS1_AD_USER_CANCELLED
1321#define SSL_AD_NO_RENEGOTIATION		TLS1_AD_NO_RENEGOTIATION
1322#define SSL_AD_UNSUPPORTED_EXTENSION	TLS1_AD_UNSUPPORTED_EXTENSION
1323#define SSL_AD_CERTIFICATE_UNOBTAINABLE TLS1_AD_CERTIFICATE_UNOBTAINABLE
1324#define SSL_AD_UNRECOGNIZED_NAME	TLS1_AD_UNRECOGNIZED_NAME
1325#define SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE
1326#define SSL_AD_BAD_CERTIFICATE_HASH_VALUE TLS1_AD_BAD_CERTIFICATE_HASH_VALUE
1327#define SSL_AD_UNKNOWN_PSK_IDENTITY     TLS1_AD_UNKNOWN_PSK_IDENTITY /* fatal */
1328
1329#define SSL_ERROR_NONE			0
1330#define SSL_ERROR_SSL			1
1331#define SSL_ERROR_WANT_READ		2
1332#define SSL_ERROR_WANT_WRITE		3
1333#define SSL_ERROR_WANT_X509_LOOKUP	4
1334#define SSL_ERROR_SYSCALL		5 /* look at error stack/return value/errno */
1335#define SSL_ERROR_ZERO_RETURN		6
1336#define SSL_ERROR_WANT_CONNECT		7
1337#define SSL_ERROR_WANT_ACCEPT		8
1338
1339#define SSL_CTRL_NEED_TMP_RSA			1
1340#define SSL_CTRL_SET_TMP_RSA			2
1341#define SSL_CTRL_SET_TMP_DH			3
1342#define SSL_CTRL_SET_TMP_ECDH			4
1343#define SSL_CTRL_SET_TMP_RSA_CB			5
1344#define SSL_CTRL_SET_TMP_DH_CB			6
1345#define SSL_CTRL_SET_TMP_ECDH_CB		7
1346
1347#define SSL_CTRL_GET_SESSION_REUSED		8
1348#define SSL_CTRL_GET_CLIENT_CERT_REQUEST	9
1349#define SSL_CTRL_GET_NUM_RENEGOTIATIONS		10
1350#define SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS	11
1351#define SSL_CTRL_GET_TOTAL_RENEGOTIATIONS	12
1352#define SSL_CTRL_GET_FLAGS			13
1353#define SSL_CTRL_EXTRA_CHAIN_CERT		14
1354
1355#define SSL_CTRL_SET_MSG_CALLBACK               15
1356#define SSL_CTRL_SET_MSG_CALLBACK_ARG           16
1357
1358/* only applies to datagram connections */
1359#define SSL_CTRL_SET_MTU                17
1360/* Stats */
1361#define SSL_CTRL_SESS_NUMBER			20
1362#define SSL_CTRL_SESS_CONNECT			21
1363#define SSL_CTRL_SESS_CONNECT_GOOD		22
1364#define SSL_CTRL_SESS_CONNECT_RENEGOTIATE	23
1365#define SSL_CTRL_SESS_ACCEPT			24
1366#define SSL_CTRL_SESS_ACCEPT_GOOD		25
1367#define SSL_CTRL_SESS_ACCEPT_RENEGOTIATE	26
1368#define SSL_CTRL_SESS_HIT			27
1369#define SSL_CTRL_SESS_CB_HIT			28
1370#define SSL_CTRL_SESS_MISSES			29
1371#define SSL_CTRL_SESS_TIMEOUTS			30
1372#define SSL_CTRL_SESS_CACHE_FULL		31
1373#define SSL_CTRL_OPTIONS			32
1374#define SSL_CTRL_MODE				33
1375
1376#define SSL_CTRL_GET_READ_AHEAD			40
1377#define SSL_CTRL_SET_READ_AHEAD			41
1378#define SSL_CTRL_SET_SESS_CACHE_SIZE		42
1379#define SSL_CTRL_GET_SESS_CACHE_SIZE		43
1380#define SSL_CTRL_SET_SESS_CACHE_MODE		44
1381#define SSL_CTRL_GET_SESS_CACHE_MODE		45
1382
1383#define SSL_CTRL_GET_MAX_CERT_LIST		50
1384#define SSL_CTRL_SET_MAX_CERT_LIST		51
1385
1386#define SSL_CTRL_SET_MAX_SEND_FRAGMENT		52
1387
1388/* see tls1.h for macros based on these */
1389#ifndef OPENSSL_NO_TLSEXT
1390#define SSL_CTRL_SET_TLSEXT_SERVERNAME_CB	53
1391#define SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG	54
1392#define SSL_CTRL_SET_TLSEXT_HOSTNAME		55
1393#define SSL_CTRL_SET_TLSEXT_DEBUG_CB		56
1394#define SSL_CTRL_SET_TLSEXT_DEBUG_ARG		57
1395#define SSL_CTRL_GET_TLSEXT_TICKET_KEYS		58
1396#define SSL_CTRL_SET_TLSEXT_TICKET_KEYS		59
1397#define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT	60
1398#define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB	61
1399#define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB_ARG 62
1400#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB	63
1401#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB_ARG	64
1402#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_TYPE	65
1403#define SSL_CTRL_GET_TLSEXT_STATUS_REQ_EXTS	66
1404#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_EXTS	67
1405#define SSL_CTRL_GET_TLSEXT_STATUS_REQ_IDS	68
1406#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_IDS	69
1407#define SSL_CTRL_GET_TLSEXT_STATUS_REQ_OCSP_RESP	70
1408#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_OCSP_RESP	71
1409
1410#define SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB	72
1411#endif
1412
1413#define DTLS_CTRL_GET_TIMEOUT		73
1414#define DTLS_CTRL_HANDLE_TIMEOUT	74
1415#define DTLS_CTRL_LISTEN			75
1416
1417#define SSL_CTRL_GET_RI_SUPPORT			76
1418#define SSL_CTRL_CLEAR_OPTIONS			77
1419#define SSL_CTRL_CLEAR_MODE			78
1420
1421#define DTLSv1_get_timeout(ssl, arg) \
1422	SSL_ctrl(ssl,DTLS_CTRL_GET_TIMEOUT,0, (void *)arg)
1423#define DTLSv1_handle_timeout(ssl) \
1424	SSL_ctrl(ssl,DTLS_CTRL_HANDLE_TIMEOUT,0, NULL)
1425#define DTLSv1_listen(ssl, peer) \
1426	SSL_ctrl(ssl,DTLS_CTRL_LISTEN,0, (void *)peer)
1427
1428#define SSL_session_reused(ssl) \
1429	SSL_ctrl((ssl),SSL_CTRL_GET_SESSION_REUSED,0,NULL)
1430#define SSL_num_renegotiations(ssl) \
1431	SSL_ctrl((ssl),SSL_CTRL_GET_NUM_RENEGOTIATIONS,0,NULL)
1432#define SSL_clear_num_renegotiations(ssl) \
1433	SSL_ctrl((ssl),SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS,0,NULL)
1434#define SSL_total_renegotiations(ssl) \
1435	SSL_ctrl((ssl),SSL_CTRL_GET_TOTAL_RENEGOTIATIONS,0,NULL)
1436
1437#define SSL_CTX_need_tmp_RSA(ctx) \
1438	SSL_CTX_ctrl(ctx,SSL_CTRL_NEED_TMP_RSA,0,NULL)
1439#define SSL_CTX_set_tmp_rsa(ctx,rsa) \
1440	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
1441#define SSL_CTX_set_tmp_dh(ctx,dh) \
1442	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
1443#define SSL_CTX_set_tmp_ecdh(ctx,ecdh) \
1444	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
1445
1446#define SSL_need_tmp_RSA(ssl) \
1447	SSL_ctrl(ssl,SSL_CTRL_NEED_TMP_RSA,0,NULL)
1448#define SSL_set_tmp_rsa(ssl,rsa) \
1449	SSL_ctrl(ssl,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
1450#define SSL_set_tmp_dh(ssl,dh) \
1451	SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
1452#define SSL_set_tmp_ecdh(ssl,ecdh) \
1453	SSL_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
1454
1455#define SSL_CTX_add_extra_chain_cert(ctx,x509) \
1456	SSL_CTX_ctrl(ctx,SSL_CTRL_EXTRA_CHAIN_CERT,0,(char *)x509)
1457
1458#ifndef OPENSSL_NO_BIO
1459BIO_METHOD *BIO_f_ssl(void);
1460BIO *BIO_new_ssl(SSL_CTX *ctx,int client);
1461BIO *BIO_new_ssl_connect(SSL_CTX *ctx);
1462BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx);
1463int BIO_ssl_copy_session_id(BIO *to,BIO *from);
1464void BIO_ssl_shutdown(BIO *ssl_bio);
1465
1466#endif
1467
1468int	SSL_CTX_set_cipher_list(SSL_CTX *,const char *str);
1469SSL_CTX *SSL_CTX_new(const SSL_METHOD *meth);
1470void	SSL_CTX_free(SSL_CTX *);
1471long SSL_CTX_set_timeout(SSL_CTX *ctx,long t);
1472long SSL_CTX_get_timeout(const SSL_CTX *ctx);
1473X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *);
1474void SSL_CTX_set_cert_store(SSL_CTX *,X509_STORE *);
1475int SSL_want(const SSL *s);
1476int	SSL_clear(SSL *s);
1477
1478void	SSL_CTX_flush_sessions(SSL_CTX *ctx,long tm);
1479
1480const SSL_CIPHER *SSL_get_current_cipher(const SSL *s);
1481int	SSL_CIPHER_get_bits(const SSL_CIPHER *c,int *alg_bits);
1482char *	SSL_CIPHER_get_version(const SSL_CIPHER *c);
1483const char *	SSL_CIPHER_get_name(const SSL_CIPHER *c);
1484
1485int	SSL_get_fd(const SSL *s);
1486int	SSL_get_rfd(const SSL *s);
1487int	SSL_get_wfd(const SSL *s);
1488const char  * SSL_get_cipher_list(const SSL *s,int n);
1489char *	SSL_get_shared_ciphers(const SSL *s, char *buf, int len);
1490int	SSL_get_read_ahead(const SSL * s);
1491int	SSL_pending(const SSL *s);
1492#ifndef OPENSSL_NO_SOCK
1493int	SSL_set_fd(SSL *s, int fd);
1494int	SSL_set_rfd(SSL *s, int fd);
1495int	SSL_set_wfd(SSL *s, int fd);
1496#endif
1497#ifndef OPENSSL_NO_BIO
1498void	SSL_set_bio(SSL *s, BIO *rbio,BIO *wbio);
1499BIO *	SSL_get_rbio(const SSL *s);
1500BIO *	SSL_get_wbio(const SSL *s);
1501#endif
1502int	SSL_set_cipher_list(SSL *s, const char *str);
1503void	SSL_set_read_ahead(SSL *s, int yes);
1504int	SSL_get_verify_mode(const SSL *s);
1505int	SSL_get_verify_depth(const SSL *s);
1506int	(*SSL_get_verify_callback(const SSL *s))(int,X509_STORE_CTX *);
1507void	SSL_set_verify(SSL *s, int mode,
1508		       int (*callback)(int ok,X509_STORE_CTX *ctx));
1509void	SSL_set_verify_depth(SSL *s, int depth);
1510#ifndef OPENSSL_NO_RSA
1511int	SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa);
1512#endif
1513int	SSL_use_RSAPrivateKey_ASN1(SSL *ssl, unsigned char *d, long len);
1514int	SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey);
1515int	SSL_use_PrivateKey_ASN1(int pk,SSL *ssl, const unsigned char *d, long len);
1516int	SSL_use_certificate(SSL *ssl, X509 *x);
1517int	SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len);
1518
1519#ifndef OPENSSL_NO_STDIO
1520int	SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type);
1521int	SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type);
1522int	SSL_use_certificate_file(SSL *ssl, const char *file, int type);
1523int	SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1524int	SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1525int	SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type);
1526int	SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file); /* PEM type */
1527STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file);
1528int	SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1529					    const char *file);
1530#ifndef OPENSSL_SYS_VMS
1531#ifndef OPENSSL_SYS_MACINTOSH_CLASSIC /* XXXXX: Better scheme needed! [was: #ifndef MAC_OS_pre_X] */
1532int	SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1533					   const char *dir);
1534#endif
1535#endif
1536
1537#endif
1538
1539void	SSL_load_error_strings(void );
1540const char *SSL_state_string(const SSL *s);
1541const char *SSL_rstate_string(const SSL *s);
1542const char *SSL_state_string_long(const SSL *s);
1543const char *SSL_rstate_string_long(const SSL *s);
1544long	SSL_SESSION_get_time(const SSL_SESSION *s);
1545long	SSL_SESSION_set_time(SSL_SESSION *s, long t);
1546long	SSL_SESSION_get_timeout(const SSL_SESSION *s);
1547long	SSL_SESSION_set_timeout(SSL_SESSION *s, long t);
1548void	SSL_copy_session_id(SSL *to,const SSL *from);
1549
1550SSL_SESSION *SSL_SESSION_new(void);
1551const unsigned char *SSL_SESSION_get_id(const SSL_SESSION *s,
1552					unsigned int *len);
1553#ifndef OPENSSL_NO_FP_API
1554int	SSL_SESSION_print_fp(FILE *fp,const SSL_SESSION *ses);
1555#endif
1556#ifndef OPENSSL_NO_BIO
1557int	SSL_SESSION_print(BIO *fp,const SSL_SESSION *ses);
1558#endif
1559void	SSL_SESSION_free(SSL_SESSION *ses);
1560int	i2d_SSL_SESSION(SSL_SESSION *in,unsigned char **pp);
1561int	SSL_set_session(SSL *to, SSL_SESSION *session);
1562int	SSL_CTX_add_session(SSL_CTX *s, SSL_SESSION *c);
1563int	SSL_CTX_remove_session(SSL_CTX *,SSL_SESSION *c);
1564int	SSL_CTX_set_generate_session_id(SSL_CTX *, GEN_SESSION_CB);
1565int	SSL_set_generate_session_id(SSL *, GEN_SESSION_CB);
1566int	SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id,
1567					unsigned int id_len);
1568SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a,const unsigned char **pp,
1569			     long length);
1570
1571#ifdef HEADER_X509_H
1572X509 *	SSL_get_peer_certificate(const SSL *s);
1573#endif
1574
1575STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s);
1576
1577int SSL_CTX_get_verify_mode(const SSL_CTX *ctx);
1578int SSL_CTX_get_verify_depth(const SSL_CTX *ctx);
1579int (*SSL_CTX_get_verify_callback(const SSL_CTX *ctx))(int,X509_STORE_CTX *);
1580void SSL_CTX_set_verify(SSL_CTX *ctx,int mode,
1581			int (*callback)(int, X509_STORE_CTX *));
1582void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth);
1583void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx, int (*cb)(X509_STORE_CTX *,void *), void *arg);
1584#ifndef OPENSSL_NO_RSA
1585int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa);
1586#endif
1587int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d, long len);
1588int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey);
1589int SSL_CTX_use_PrivateKey_ASN1(int pk,SSL_CTX *ctx,
1590	const unsigned char *d, long len);
1591int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x);
1592int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, const unsigned char *d);
1593
1594void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb);
1595void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *u);
1596
1597int SSL_CTX_check_private_key(const SSL_CTX *ctx);
1598int SSL_check_private_key(const SSL *ctx);
1599
1600int	SSL_CTX_set_session_id_context(SSL_CTX *ctx,const unsigned char *sid_ctx,
1601				       unsigned int sid_ctx_len);
1602
1603SSL *	SSL_new(SSL_CTX *ctx);
1604int	SSL_set_session_id_context(SSL *ssl,const unsigned char *sid_ctx,
1605				   unsigned int sid_ctx_len);
1606
1607int SSL_CTX_set_purpose(SSL_CTX *s, int purpose);
1608int SSL_set_purpose(SSL *s, int purpose);
1609int SSL_CTX_set_trust(SSL_CTX *s, int trust);
1610int SSL_set_trust(SSL *s, int trust);
1611
1612int SSL_CTX_set1_param(SSL_CTX *ctx, X509_VERIFY_PARAM *vpm);
1613int SSL_set1_param(SSL *ssl, X509_VERIFY_PARAM *vpm);
1614
1615void	SSL_free(SSL *ssl);
1616int 	SSL_accept(SSL *ssl);
1617int 	SSL_connect(SSL *ssl);
1618int 	SSL_read(SSL *ssl,void *buf,int num);
1619int 	SSL_peek(SSL *ssl,void *buf,int num);
1620int 	SSL_write(SSL *ssl,const void *buf,int num);
1621long	SSL_ctrl(SSL *ssl,int cmd, long larg, void *parg);
1622long	SSL_callback_ctrl(SSL *, int, void (*)(void));
1623long	SSL_CTX_ctrl(SSL_CTX *ctx,int cmd, long larg, void *parg);
1624long	SSL_CTX_callback_ctrl(SSL_CTX *, int, void (*)(void));
1625
1626int	SSL_get_error(const SSL *s,int ret_code);
1627const char *SSL_get_version(const SSL *s);
1628
1629/* This sets the 'default' SSL version that SSL_new() will create */
1630int SSL_CTX_set_ssl_version(SSL_CTX *ctx, const SSL_METHOD *meth);
1631
1632#ifndef OPENSSL_NO_SSL2
1633const SSL_METHOD *SSLv2_method(void);		/* SSLv2 */
1634const SSL_METHOD *SSLv2_server_method(void);	/* SSLv2 */
1635const SSL_METHOD *SSLv2_client_method(void);	/* SSLv2 */
1636#endif
1637
1638const SSL_METHOD *SSLv3_method(void);		/* SSLv3 */
1639const SSL_METHOD *SSLv3_server_method(void);	/* SSLv3 */
1640const SSL_METHOD *SSLv3_client_method(void);	/* SSLv3 */
1641
1642const SSL_METHOD *SSLv23_method(void);	/* SSLv3 but can rollback to v2 */
1643const SSL_METHOD *SSLv23_server_method(void);	/* SSLv3 but can rollback to v2 */
1644const SSL_METHOD *SSLv23_client_method(void);	/* SSLv3 but can rollback to v2 */
1645
1646const SSL_METHOD *TLSv1_method(void);		/* TLSv1.0 */
1647const SSL_METHOD *TLSv1_server_method(void);	/* TLSv1.0 */
1648const SSL_METHOD *TLSv1_client_method(void);	/* TLSv1.0 */
1649
1650const SSL_METHOD *DTLSv1_method(void);		/* DTLSv1.0 */
1651const SSL_METHOD *DTLSv1_server_method(void);	/* DTLSv1.0 */
1652const SSL_METHOD *DTLSv1_client_method(void);	/* DTLSv1.0 */
1653
1654STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s);
1655
1656int SSL_do_handshake(SSL *s);
1657int SSL_renegotiate(SSL *s);
1658int SSL_renegotiate_pending(SSL *s);
1659int SSL_shutdown(SSL *s);
1660
1661const SSL_METHOD *SSL_get_ssl_method(SSL *s);
1662int SSL_set_ssl_method(SSL *s, const SSL_METHOD *method);
1663const char *SSL_alert_type_string_long(int value);
1664const char *SSL_alert_type_string(int value);
1665const char *SSL_alert_desc_string_long(int value);
1666const char *SSL_alert_desc_string(int value);
1667
1668void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
1669void SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
1670STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s);
1671STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *s);
1672int SSL_add_client_CA(SSL *ssl,X509 *x);
1673int SSL_CTX_add_client_CA(SSL_CTX *ctx,X509 *x);
1674
1675void SSL_set_connect_state(SSL *s);
1676void SSL_set_accept_state(SSL *s);
1677
1678long SSL_get_default_timeout(const SSL *s);
1679
1680int SSL_library_init(void );
1681
1682char *SSL_CIPHER_description(const SSL_CIPHER *,char *buf,int size);
1683STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk);
1684
1685SSL *SSL_dup(SSL *ssl);
1686
1687X509 *SSL_get_certificate(const SSL *ssl);
1688/* EVP_PKEY */ struct evp_pkey_st *SSL_get_privatekey(SSL *ssl);
1689
1690void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx,int mode);
1691int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx);
1692void SSL_set_quiet_shutdown(SSL *ssl,int mode);
1693int SSL_get_quiet_shutdown(const SSL *ssl);
1694void SSL_set_shutdown(SSL *ssl,int mode);
1695int SSL_get_shutdown(const SSL *ssl);
1696int SSL_version(const SSL *ssl);
1697int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx);
1698int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile,
1699	const char *CApath);
1700#define SSL_get0_session SSL_get_session /* just peek at pointer */
1701SSL_SESSION *SSL_get_session(const SSL *ssl);
1702SSL_SESSION *SSL_get1_session(SSL *ssl); /* obtain a reference count */
1703SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl);
1704SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX* ctx);
1705void SSL_set_info_callback(SSL *ssl,
1706			   void (*cb)(const SSL *ssl,int type,int val));
1707void (*SSL_get_info_callback(const SSL *ssl))(const SSL *ssl,int type,int val);
1708int SSL_state(const SSL *ssl);
1709
1710void SSL_set_verify_result(SSL *ssl,long v);
1711long SSL_get_verify_result(const SSL *ssl);
1712
1713int SSL_set_ex_data(SSL *ssl,int idx,void *data);
1714void *SSL_get_ex_data(const SSL *ssl,int idx);
1715int SSL_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1716	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1717
1718int SSL_SESSION_set_ex_data(SSL_SESSION *ss,int idx,void *data);
1719void *SSL_SESSION_get_ex_data(const SSL_SESSION *ss,int idx);
1720int SSL_SESSION_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1721	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1722
1723int SSL_CTX_set_ex_data(SSL_CTX *ssl,int idx,void *data);
1724void *SSL_CTX_get_ex_data(const SSL_CTX *ssl,int idx);
1725int SSL_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1726	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1727
1728int SSL_get_ex_data_X509_STORE_CTX_idx(void );
1729
1730#define SSL_CTX_sess_set_cache_size(ctx,t) \
1731	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_SIZE,t,NULL)
1732#define SSL_CTX_sess_get_cache_size(ctx) \
1733	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_SIZE,0,NULL)
1734#define SSL_CTX_set_session_cache_mode(ctx,m) \
1735	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_MODE,m,NULL)
1736#define SSL_CTX_get_session_cache_mode(ctx) \
1737	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_MODE,0,NULL)
1738
1739#define SSL_CTX_get_default_read_ahead(ctx) SSL_CTX_get_read_ahead(ctx)
1740#define SSL_CTX_set_default_read_ahead(ctx,m) SSL_CTX_set_read_ahead(ctx,m)
1741#define SSL_CTX_get_read_ahead(ctx) \
1742	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_READ_AHEAD,0,NULL)
1743#define SSL_CTX_set_read_ahead(ctx,m) \
1744	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_READ_AHEAD,m,NULL)
1745#define SSL_CTX_get_max_cert_list(ctx) \
1746	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
1747#define SSL_CTX_set_max_cert_list(ctx,m) \
1748	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
1749#define SSL_get_max_cert_list(ssl) \
1750	SSL_ctrl(ssl,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
1751#define SSL_set_max_cert_list(ssl,m) \
1752	SSL_ctrl(ssl,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
1753
1754#define SSL_CTX_set_max_send_fragment(ctx,m) \
1755	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
1756#define SSL_set_max_send_fragment(ssl,m) \
1757	SSL_ctrl(ssl,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
1758
1759     /* NB: the keylength is only applicable when is_export is true */
1760#ifndef OPENSSL_NO_RSA
1761void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,
1762				  RSA *(*cb)(SSL *ssl,int is_export,
1763					     int keylength));
1764
1765void SSL_set_tmp_rsa_callback(SSL *ssl,
1766				  RSA *(*cb)(SSL *ssl,int is_export,
1767					     int keylength));
1768#endif
1769#ifndef OPENSSL_NO_DH
1770void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,
1771				 DH *(*dh)(SSL *ssl,int is_export,
1772					   int keylength));
1773void SSL_set_tmp_dh_callback(SSL *ssl,
1774				 DH *(*dh)(SSL *ssl,int is_export,
1775					   int keylength));
1776#endif
1777#ifndef OPENSSL_NO_ECDH
1778void SSL_CTX_set_tmp_ecdh_callback(SSL_CTX *ctx,
1779				 EC_KEY *(*ecdh)(SSL *ssl,int is_export,
1780					   int keylength));
1781void SSL_set_tmp_ecdh_callback(SSL *ssl,
1782				 EC_KEY *(*ecdh)(SSL *ssl,int is_export,
1783					   int keylength));
1784#endif
1785
1786#ifndef OPENSSL_NO_COMP
1787const COMP_METHOD *SSL_get_current_compression(SSL *s);
1788const COMP_METHOD *SSL_get_current_expansion(SSL *s);
1789const char *SSL_COMP_get_name(const COMP_METHOD *comp);
1790STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void);
1791int SSL_COMP_add_compression_method(int id,COMP_METHOD *cm);
1792#else
1793const void *SSL_get_current_compression(SSL *s);
1794const void *SSL_get_current_expansion(SSL *s);
1795const char *SSL_COMP_get_name(const void *comp);
1796void *SSL_COMP_get_compression_methods(void);
1797int SSL_COMP_add_compression_method(int id,void *cm);
1798#endif
1799
1800/* TLS extensions functions */
1801int SSL_set_session_ticket_ext(SSL *s, void *ext_data, int ext_len);
1802
1803int SSL_set_session_ticket_ext_cb(SSL *s, tls_session_ticket_ext_cb_fn cb,
1804				  void *arg);
1805
1806/* Pre-shared secret session resumption functions */
1807int SSL_set_session_secret_cb(SSL *s, tls_session_secret_cb_fn tls_session_secret_cb, void *arg);
1808
1809/* BEGIN ERROR CODES */
1810/* The following lines are auto generated by the script mkerr.pl. Any changes
1811 * made after this point may be overwritten when the script is next run.
1812 */
1813void ERR_load_SSL_strings(void);
1814
1815/* Error codes for the SSL functions. */
1816
1817/* Function codes. */
1818#define SSL_F_CLIENT_CERTIFICATE			 100
1819#define SSL_F_CLIENT_FINISHED				 167
1820#define SSL_F_CLIENT_HELLO				 101
1821#define SSL_F_CLIENT_MASTER_KEY				 102
1822#define SSL_F_D2I_SSL_SESSION				 103
1823#define SSL_F_DO_DTLS1_WRITE				 245
1824#define SSL_F_DO_SSL3_WRITE				 104
1825#define SSL_F_DTLS1_ACCEPT				 246
1826#define SSL_F_DTLS1_ADD_CERT_TO_BUF			 295
1827#define SSL_F_DTLS1_BUFFER_RECORD			 247
1828#define SSL_F_DTLS1_CLIENT_HELLO			 248
1829#define SSL_F_DTLS1_CONNECT				 249
1830#define SSL_F_DTLS1_ENC					 250
1831#define SSL_F_DTLS1_GET_HELLO_VERIFY			 251
1832#define SSL_F_DTLS1_GET_MESSAGE				 252
1833#define SSL_F_DTLS1_GET_MESSAGE_FRAGMENT		 253
1834#define SSL_F_DTLS1_GET_RECORD				 254
1835#define SSL_F_DTLS1_HANDLE_TIMEOUT			 297
1836#define SSL_F_DTLS1_OUTPUT_CERT_CHAIN			 255
1837#define SSL_F_DTLS1_PREPROCESS_FRAGMENT			 288
1838#define SSL_F_DTLS1_PROCESS_OUT_OF_SEQ_MESSAGE		 256
1839#define SSL_F_DTLS1_PROCESS_RECORD			 257
1840#define SSL_F_DTLS1_READ_BYTES				 258
1841#define SSL_F_DTLS1_READ_FAILED				 259
1842#define SSL_F_DTLS1_SEND_CERTIFICATE_REQUEST		 260
1843#define SSL_F_DTLS1_SEND_CLIENT_CERTIFICATE		 261
1844#define SSL_F_DTLS1_SEND_CLIENT_KEY_EXCHANGE		 262
1845#define SSL_F_DTLS1_SEND_CLIENT_VERIFY			 263
1846#define SSL_F_DTLS1_SEND_HELLO_VERIFY_REQUEST		 264
1847#define SSL_F_DTLS1_SEND_SERVER_CERTIFICATE		 265
1848#define SSL_F_DTLS1_SEND_SERVER_HELLO			 266
1849#define SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE		 267
1850#define SSL_F_DTLS1_WRITE_APP_DATA_BYTES		 268
1851#define SSL_F_GET_CLIENT_FINISHED			 105
1852#define SSL_F_GET_CLIENT_HELLO				 106
1853#define SSL_F_GET_CLIENT_MASTER_KEY			 107
1854#define SSL_F_GET_SERVER_FINISHED			 108
1855#define SSL_F_GET_SERVER_HELLO				 109
1856#define SSL_F_GET_SERVER_VERIFY				 110
1857#define SSL_F_I2D_SSL_SESSION				 111
1858#define SSL_F_READ_N					 112
1859#define SSL_F_REQUEST_CERTIFICATE			 113
1860#define SSL_F_SERVER_FINISH				 239
1861#define SSL_F_SERVER_HELLO				 114
1862#define SSL_F_SERVER_VERIFY				 240
1863#define SSL_F_SSL23_ACCEPT				 115
1864#define SSL_F_SSL23_CLIENT_HELLO			 116
1865#define SSL_F_SSL23_CONNECT				 117
1866#define SSL_F_SSL23_GET_CLIENT_HELLO			 118
1867#define SSL_F_SSL23_GET_SERVER_HELLO			 119
1868#define SSL_F_SSL23_PEEK				 237
1869#define SSL_F_SSL23_READ				 120
1870#define SSL_F_SSL23_WRITE				 121
1871#define SSL_F_SSL2_ACCEPT				 122
1872#define SSL_F_SSL2_CONNECT				 123
1873#define SSL_F_SSL2_ENC_INIT				 124
1874#define SSL_F_SSL2_GENERATE_KEY_MATERIAL		 241
1875#define SSL_F_SSL2_PEEK					 234
1876#define SSL_F_SSL2_READ					 125
1877#define SSL_F_SSL2_READ_INTERNAL			 236
1878#define SSL_F_SSL2_SET_CERTIFICATE			 126
1879#define SSL_F_SSL2_WRITE				 127
1880#define SSL_F_SSL3_ACCEPT				 128
1881#define SSL_F_SSL3_ADD_CERT_TO_BUF			 296
1882#define SSL_F_SSL3_CALLBACK_CTRL			 233
1883#define SSL_F_SSL3_CHANGE_CIPHER_STATE			 129
1884#define SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM		 130
1885#define SSL_F_SSL3_CLIENT_HELLO				 131
1886#define SSL_F_SSL3_CONNECT				 132
1887#define SSL_F_SSL3_CTRL					 213
1888#define SSL_F_SSL3_CTX_CTRL				 133
1889#define SSL_F_SSL3_DIGEST_CACHED_RECORDS		 293
1890#define SSL_F_SSL3_DO_CHANGE_CIPHER_SPEC		 292
1891#define SSL_F_SSL3_ENC					 134
1892#define SSL_F_SSL3_GENERATE_KEY_BLOCK			 238
1893#define SSL_F_SSL3_GET_CERTIFICATE_REQUEST		 135
1894#define SSL_F_SSL3_GET_CERT_STATUS			 289
1895#define SSL_F_SSL3_GET_CERT_VERIFY			 136
1896#define SSL_F_SSL3_GET_CLIENT_CERTIFICATE		 137
1897#define SSL_F_SSL3_GET_CLIENT_HELLO			 138
1898#define SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE		 139
1899#define SSL_F_SSL3_GET_FINISHED				 140
1900#define SSL_F_SSL3_GET_KEY_EXCHANGE			 141
1901#define SSL_F_SSL3_GET_MESSAGE				 142
1902#define SSL_F_SSL3_GET_NEW_SESSION_TICKET		 283
1903#define SSL_F_SSL3_GET_RECORD				 143
1904#define SSL_F_SSL3_GET_SERVER_CERTIFICATE		 144
1905#define SSL_F_SSL3_GET_SERVER_DONE			 145
1906#define SSL_F_SSL3_GET_SERVER_HELLO			 146
1907#define SSL_F_SSL3_HANDSHAKE_MAC			 285
1908#define SSL_F_SSL3_NEW_SESSION_TICKET			 287
1909#define SSL_F_SSL3_OUTPUT_CERT_CHAIN			 147
1910#define SSL_F_SSL3_PEEK					 235
1911#define SSL_F_SSL3_READ_BYTES				 148
1912#define SSL_F_SSL3_READ_N				 149
1913#define SSL_F_SSL3_SEND_CERTIFICATE_REQUEST		 150
1914#define SSL_F_SSL3_SEND_CLIENT_CERTIFICATE		 151
1915#define SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE		 152
1916#define SSL_F_SSL3_SEND_CLIENT_VERIFY			 153
1917#define SSL_F_SSL3_SEND_SERVER_CERTIFICATE		 154
1918#define SSL_F_SSL3_SEND_SERVER_HELLO			 242
1919#define SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE		 155
1920#define SSL_F_SSL3_SETUP_KEY_BLOCK			 157
1921#define SSL_F_SSL3_SETUP_READ_BUFFER			 156
1922#define SSL_F_SSL3_SETUP_WRITE_BUFFER			 291
1923#define SSL_F_SSL3_WRITE_BYTES				 158
1924#define SSL_F_SSL3_WRITE_PENDING			 159
1925#define SSL_F_SSL_ADD_CLIENTHELLO_RENEGOTIATE_EXT	 298
1926#define SSL_F_SSL_ADD_CLIENTHELLO_TLSEXT		 277
1927#define SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK	 215
1928#define SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK	 216
1929#define SSL_F_SSL_ADD_SERVERHELLO_RENEGOTIATE_EXT	 299
1930#define SSL_F_SSL_ADD_SERVERHELLO_TLSEXT		 278
1931#define SSL_F_SSL_BAD_METHOD				 160
1932#define SSL_F_SSL_BYTES_TO_CIPHER_LIST			 161
1933#define SSL_F_SSL_CERT_DUP				 221
1934#define SSL_F_SSL_CERT_INST				 222
1935#define SSL_F_SSL_CERT_INSTANTIATE			 214
1936#define SSL_F_SSL_CERT_NEW				 162
1937#define SSL_F_SSL_CHECK_PRIVATE_KEY			 163
1938#define SSL_F_SSL_CHECK_SERVERHELLO_TLSEXT		 280
1939#define SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG		 279
1940#define SSL_F_SSL_CIPHER_PROCESS_RULESTR		 230
1941#define SSL_F_SSL_CIPHER_STRENGTH_SORT			 231
1942#define SSL_F_SSL_CLEAR					 164
1943#define SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD		 165
1944#define SSL_F_SSL_CREATE_CIPHER_LIST			 166
1945#define SSL_F_SSL_CTRL					 232
1946#define SSL_F_SSL_CTX_CHECK_PRIVATE_KEY			 168
1947#define SSL_F_SSL_CTX_NEW				 169
1948#define SSL_F_SSL_CTX_SET_CIPHER_LIST			 269
1949#define SSL_F_SSL_CTX_SET_CLIENT_CERT_ENGINE		 290
1950#define SSL_F_SSL_CTX_SET_PURPOSE			 226
1951#define SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT		 219
1952#define SSL_F_SSL_CTX_SET_SSL_VERSION			 170
1953#define SSL_F_SSL_CTX_SET_TRUST				 229
1954#define SSL_F_SSL_CTX_USE_CERTIFICATE			 171
1955#define SSL_F_SSL_CTX_USE_CERTIFICATE_ASN1		 172
1956#define SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE	 220
1957#define SSL_F_SSL_CTX_USE_CERTIFICATE_FILE		 173
1958#define SSL_F_SSL_CTX_USE_PRIVATEKEY			 174
1959#define SSL_F_SSL_CTX_USE_PRIVATEKEY_ASN1		 175
1960#define SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE		 176
1961#define SSL_F_SSL_CTX_USE_PSK_IDENTITY_HINT		 272
1962#define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY			 177
1963#define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_ASN1		 178
1964#define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE		 179
1965#define SSL_F_SSL_DO_HANDSHAKE				 180
1966#define SSL_F_SSL_GET_NEW_SESSION			 181
1967#define SSL_F_SSL_GET_PREV_SESSION			 217
1968#define SSL_F_SSL_GET_SERVER_SEND_CERT			 182
1969#define SSL_F_SSL_GET_SIGN_PKEY				 183
1970#define SSL_F_SSL_INIT_WBIO_BUFFER			 184
1971#define SSL_F_SSL_LOAD_CLIENT_CA_FILE			 185
1972#define SSL_F_SSL_NEW					 186
1973#define SSL_F_SSL_PARSE_CLIENTHELLO_RENEGOTIATE_EXT	 300
1974#define SSL_F_SSL_PARSE_CLIENTHELLO_TLSEXT		 302
1975#define SSL_F_SSL_PARSE_SERVERHELLO_RENEGOTIATE_EXT	 301
1976#define SSL_F_SSL_PARSE_SERVERHELLO_TLSEXT		 303
1977#define SSL_F_SSL_PEEK					 270
1978#define SSL_F_SSL_PREPARE_CLIENTHELLO_TLSEXT		 281
1979#define SSL_F_SSL_PREPARE_SERVERHELLO_TLSEXT		 282
1980#define SSL_F_SSL_READ					 223
1981#define SSL_F_SSL_RSA_PRIVATE_DECRYPT			 187
1982#define SSL_F_SSL_RSA_PUBLIC_ENCRYPT			 188
1983#define SSL_F_SSL_SESSION_NEW				 189
1984#define SSL_F_SSL_SESSION_PRINT_FP			 190
1985#define SSL_F_SSL_SESS_CERT_NEW				 225
1986#define SSL_F_SSL_SET_CERT				 191
1987#define SSL_F_SSL_SET_CIPHER_LIST			 271
1988#define SSL_F_SSL_SET_FD				 192
1989#define SSL_F_SSL_SET_PKEY				 193
1990#define SSL_F_SSL_SET_PURPOSE				 227
1991#define SSL_F_SSL_SET_RFD				 194
1992#define SSL_F_SSL_SET_SESSION				 195
1993#define SSL_F_SSL_SET_SESSION_ID_CONTEXT		 218
1994#define SSL_F_SSL_SET_SESSION_TICKET_EXT		 294
1995#define SSL_F_SSL_SET_TRUST				 228
1996#define SSL_F_SSL_SET_WFD				 196
1997#define SSL_F_SSL_SHUTDOWN				 224
1998#define SSL_F_SSL_UNDEFINED_CONST_FUNCTION		 243
1999#define SSL_F_SSL_UNDEFINED_FUNCTION			 197
2000#define SSL_F_SSL_UNDEFINED_VOID_FUNCTION		 244
2001#define SSL_F_SSL_USE_CERTIFICATE			 198
2002#define SSL_F_SSL_USE_CERTIFICATE_ASN1			 199
2003#define SSL_F_SSL_USE_CERTIFICATE_FILE			 200
2004#define SSL_F_SSL_USE_PRIVATEKEY			 201
2005#define SSL_F_SSL_USE_PRIVATEKEY_ASN1			 202
2006#define SSL_F_SSL_USE_PRIVATEKEY_FILE			 203
2007#define SSL_F_SSL_USE_PSK_IDENTITY_HINT			 273
2008#define SSL_F_SSL_USE_RSAPRIVATEKEY			 204
2009#define SSL_F_SSL_USE_RSAPRIVATEKEY_ASN1		 205
2010#define SSL_F_SSL_USE_RSAPRIVATEKEY_FILE		 206
2011#define SSL_F_SSL_VERIFY_CERT_CHAIN			 207
2012#define SSL_F_SSL_WRITE					 208
2013#define SSL_F_TLS1_CERT_VERIFY_MAC			 286
2014#define SSL_F_TLS1_CHANGE_CIPHER_STATE			 209
2015#define SSL_F_TLS1_CHECK_SERVERHELLO_TLSEXT		 274
2016#define SSL_F_TLS1_ENC					 210
2017#define SSL_F_TLS1_PREPARE_CLIENTHELLO_TLSEXT		 275
2018#define SSL_F_TLS1_PREPARE_SERVERHELLO_TLSEXT		 276
2019#define SSL_F_TLS1_PRF					 284
2020#define SSL_F_TLS1_SETUP_KEY_BLOCK			 211
2021#define SSL_F_WRITE_PENDING				 212
2022
2023/* Reason codes. */
2024#define SSL_R_APP_DATA_IN_HANDSHAKE			 100
2025#define SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT 272
2026#define SSL_R_BAD_ALERT_RECORD				 101
2027#define SSL_R_BAD_AUTHENTICATION_TYPE			 102
2028#define SSL_R_BAD_CHANGE_CIPHER_SPEC			 103
2029#define SSL_R_BAD_CHECKSUM				 104
2030#define SSL_R_BAD_DATA_RETURNED_BY_CALLBACK		 106
2031#define SSL_R_BAD_DECOMPRESSION				 107
2032#define SSL_R_BAD_DH_G_LENGTH				 108
2033#define SSL_R_BAD_DH_PUB_KEY_LENGTH			 109
2034#define SSL_R_BAD_DH_P_LENGTH				 110
2035#define SSL_R_BAD_DIGEST_LENGTH				 111
2036#define SSL_R_BAD_DSA_SIGNATURE				 112
2037#define SSL_R_BAD_ECC_CERT				 304
2038#define SSL_R_BAD_ECDSA_SIGNATURE			 305
2039#define SSL_R_BAD_ECPOINT				 306
2040#define SSL_R_BAD_HANDSHAKE_LENGTH			 332
2041#define SSL_R_BAD_HELLO_REQUEST				 105
2042#define SSL_R_BAD_LENGTH				 271
2043#define SSL_R_BAD_MAC_DECODE				 113
2044#define SSL_R_BAD_MAC_LENGTH				 333
2045#define SSL_R_BAD_MESSAGE_TYPE				 114
2046#define SSL_R_BAD_PACKET_LENGTH				 115
2047#define SSL_R_BAD_PROTOCOL_VERSION_NUMBER		 116
2048#define SSL_R_BAD_PSK_IDENTITY_HINT_LENGTH		 316
2049#define SSL_R_BAD_RESPONSE_ARGUMENT			 117
2050#define SSL_R_BAD_RSA_DECRYPT				 118
2051#define SSL_R_BAD_RSA_ENCRYPT				 119
2052#define SSL_R_BAD_RSA_E_LENGTH				 120
2053#define SSL_R_BAD_RSA_MODULUS_LENGTH			 121
2054#define SSL_R_BAD_RSA_SIGNATURE				 122
2055#define SSL_R_BAD_SIGNATURE				 123
2056#define SSL_R_BAD_SSL_FILETYPE				 124
2057#define SSL_R_BAD_SSL_SESSION_ID_LENGTH			 125
2058#define SSL_R_BAD_STATE					 126
2059#define SSL_R_BAD_WRITE_RETRY				 127
2060#define SSL_R_BIO_NOT_SET				 128
2061#define SSL_R_BLOCK_CIPHER_PAD_IS_WRONG			 129
2062#define SSL_R_BN_LIB					 130
2063#define SSL_R_CA_DN_LENGTH_MISMATCH			 131
2064#define SSL_R_CA_DN_TOO_LONG				 132
2065#define SSL_R_CCS_RECEIVED_EARLY			 133
2066#define SSL_R_CERTIFICATE_VERIFY_FAILED			 134
2067#define SSL_R_CERT_LENGTH_MISMATCH			 135
2068#define SSL_R_CHALLENGE_IS_DIFFERENT			 136
2069#define SSL_R_CIPHER_CODE_WRONG_LENGTH			 137
2070#define SSL_R_CIPHER_OR_HASH_UNAVAILABLE		 138
2071#define SSL_R_CIPHER_TABLE_SRC_ERROR			 139
2072#define SSL_R_CLIENTHELLO_TLSEXT			 226
2073#define SSL_R_COMPRESSED_LENGTH_TOO_LONG		 140
2074#define SSL_R_COMPRESSION_DISABLED			 343
2075#define SSL_R_COMPRESSION_FAILURE			 141
2076#define SSL_R_COMPRESSION_ID_NOT_WITHIN_PRIVATE_RANGE	 307
2077#define SSL_R_COMPRESSION_LIBRARY_ERROR			 142
2078#define SSL_R_CONNECTION_ID_IS_DIFFERENT		 143
2079#define SSL_R_CONNECTION_TYPE_NOT_SET			 144
2080#define SSL_R_COOKIE_MISMATCH				 308
2081#define SSL_R_DATA_BETWEEN_CCS_AND_FINISHED		 145
2082#define SSL_R_DATA_LENGTH_TOO_LONG			 146
2083#define SSL_R_DECRYPTION_FAILED				 147
2084#define SSL_R_DECRYPTION_FAILED_OR_BAD_RECORD_MAC	 281
2085#define SSL_R_DH_PUBLIC_VALUE_LENGTH_IS_WRONG		 148
2086#define SSL_R_DIGEST_CHECK_FAILED			 149
2087#define SSL_R_DTLS_MESSAGE_TOO_BIG			 334
2088#define SSL_R_DUPLICATE_COMPRESSION_ID			 309
2089#define SSL_R_ECC_CERT_NOT_FOR_KEY_AGREEMENT		 317
2090#define SSL_R_ECC_CERT_NOT_FOR_SIGNING			 318
2091#define SSL_R_ECC_CERT_SHOULD_HAVE_RSA_SIGNATURE	 322
2092#define SSL_R_ECC_CERT_SHOULD_HAVE_SHA1_SIGNATURE	 323
2093#define SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER		 310
2094#define SSL_R_ENCRYPTED_LENGTH_TOO_LONG			 150
2095#define SSL_R_ERROR_GENERATING_TMP_RSA_KEY		 282
2096#define SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST		 151
2097#define SSL_R_EXCESSIVE_MESSAGE_SIZE			 152
2098#define SSL_R_EXTRA_DATA_IN_MESSAGE			 153
2099#define SSL_R_GOT_A_FIN_BEFORE_A_CCS			 154
2100#define SSL_R_HTTPS_PROXY_REQUEST			 155
2101#define SSL_R_HTTP_REQUEST				 156
2102#define SSL_R_ILLEGAL_PADDING				 283
2103#define SSL_R_INCONSISTENT_COMPRESSION			 340
2104#define SSL_R_INVALID_CHALLENGE_LENGTH			 158
2105#define SSL_R_INVALID_COMMAND				 280
2106#define SSL_R_INVALID_COMPRESSION_ALGORITHM		 341
2107#define SSL_R_INVALID_PURPOSE				 278
2108#define SSL_R_INVALID_STATUS_RESPONSE			 328
2109#define SSL_R_INVALID_TICKET_KEYS_LENGTH		 325
2110#define SSL_R_INVALID_TRUST				 279
2111#define SSL_R_KEY_ARG_TOO_LONG				 284
2112#define SSL_R_KRB5					 285
2113#define SSL_R_KRB5_C_CC_PRINC				 286
2114#define SSL_R_KRB5_C_GET_CRED				 287
2115#define SSL_R_KRB5_C_INIT				 288
2116#define SSL_R_KRB5_C_MK_REQ				 289
2117#define SSL_R_KRB5_S_BAD_TICKET				 290
2118#define SSL_R_KRB5_S_INIT				 291
2119#define SSL_R_KRB5_S_RD_REQ				 292
2120#define SSL_R_KRB5_S_TKT_EXPIRED			 293
2121#define SSL_R_KRB5_S_TKT_NYV				 294
2122#define SSL_R_KRB5_S_TKT_SKEW				 295
2123#define SSL_R_LENGTH_MISMATCH				 159
2124#define SSL_R_LENGTH_TOO_SHORT				 160
2125#define SSL_R_LIBRARY_BUG				 274
2126#define SSL_R_LIBRARY_HAS_NO_CIPHERS			 161
2127#define SSL_R_MESSAGE_TOO_LONG				 296
2128#define SSL_R_MISSING_DH_DSA_CERT			 162
2129#define SSL_R_MISSING_DH_KEY				 163
2130#define SSL_R_MISSING_DH_RSA_CERT			 164
2131#define SSL_R_MISSING_DSA_SIGNING_CERT			 165
2132#define SSL_R_MISSING_EXPORT_TMP_DH_KEY			 166
2133#define SSL_R_MISSING_EXPORT_TMP_RSA_KEY		 167
2134#define SSL_R_MISSING_RSA_CERTIFICATE			 168
2135#define SSL_R_MISSING_RSA_ENCRYPTING_CERT		 169
2136#define SSL_R_MISSING_RSA_SIGNING_CERT			 170
2137#define SSL_R_MISSING_TMP_DH_KEY			 171
2138#define SSL_R_MISSING_TMP_ECDH_KEY			 311
2139#define SSL_R_MISSING_TMP_RSA_KEY			 172
2140#define SSL_R_MISSING_TMP_RSA_PKEY			 173
2141#define SSL_R_MISSING_VERIFY_MESSAGE			 174
2142#define SSL_R_NON_SSLV2_INITIAL_PACKET			 175
2143#define SSL_R_NO_CERTIFICATES_RETURNED			 176
2144#define SSL_R_NO_CERTIFICATE_ASSIGNED			 177
2145#define SSL_R_NO_CERTIFICATE_RETURNED			 178
2146#define SSL_R_NO_CERTIFICATE_SET			 179
2147#define SSL_R_NO_CERTIFICATE_SPECIFIED			 180
2148#define SSL_R_NO_CIPHERS_AVAILABLE			 181
2149#define SSL_R_NO_CIPHERS_PASSED				 182
2150#define SSL_R_NO_CIPHERS_SPECIFIED			 183
2151#define SSL_R_NO_CIPHER_LIST				 184
2152#define SSL_R_NO_CIPHER_MATCH				 185
2153#define SSL_R_NO_CLIENT_CERT_METHOD			 331
2154#define SSL_R_NO_CLIENT_CERT_RECEIVED			 186
2155#define SSL_R_NO_COMPRESSION_SPECIFIED			 187
2156#define SSL_R_NO_GOST_CERTIFICATE_SENT_BY_PEER		 330
2157#define SSL_R_NO_METHOD_SPECIFIED			 188
2158#define SSL_R_NO_PRIVATEKEY				 189
2159#define SSL_R_NO_PRIVATE_KEY_ASSIGNED			 190
2160#define SSL_R_NO_PROTOCOLS_AVAILABLE			 191
2161#define SSL_R_NO_PUBLICKEY				 192
2162#define SSL_R_NO_RENEGOTIATION				 339
2163#define SSL_R_NO_REQUIRED_DIGEST			 324
2164#define SSL_R_NO_SHARED_CIPHER				 193
2165#define SSL_R_NO_VERIFY_CALLBACK			 194
2166#define SSL_R_NULL_SSL_CTX				 195
2167#define SSL_R_NULL_SSL_METHOD_PASSED			 196
2168#define SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED		 197
2169#define SSL_R_OLD_SESSION_COMPRESSION_ALGORITHM_NOT_RETURNED 344
2170#define SSL_R_ONLY_TLS_ALLOWED_IN_FIPS_MODE		 297
2171#define SSL_R_OPAQUE_PRF_INPUT_TOO_LONG			 327
2172#define SSL_R_PACKET_LENGTH_TOO_LONG			 198
2173#define SSL_R_PARSE_TLSEXT				 227
2174#define SSL_R_PATH_TOO_LONG				 270
2175#define SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE		 199
2176#define SSL_R_PEER_ERROR				 200
2177#define SSL_R_PEER_ERROR_CERTIFICATE			 201
2178#define SSL_R_PEER_ERROR_NO_CERTIFICATE			 202
2179#define SSL_R_PEER_ERROR_NO_CIPHER			 203
2180#define SSL_R_PEER_ERROR_UNSUPPORTED_CERTIFICATE_TYPE	 204
2181#define SSL_R_PRE_MAC_LENGTH_TOO_LONG			 205
2182#define SSL_R_PROBLEMS_MAPPING_CIPHER_FUNCTIONS		 206
2183#define SSL_R_PROTOCOL_IS_SHUTDOWN			 207
2184#define SSL_R_PSK_IDENTITY_NOT_FOUND			 223
2185#define SSL_R_PSK_NO_CLIENT_CB				 224
2186#define SSL_R_PSK_NO_SERVER_CB				 225
2187#define SSL_R_PUBLIC_KEY_ENCRYPT_ERROR			 208
2188#define SSL_R_PUBLIC_KEY_IS_NOT_RSA			 209
2189#define SSL_R_PUBLIC_KEY_NOT_RSA			 210
2190#define SSL_R_READ_BIO_NOT_SET				 211
2191#define SSL_R_READ_TIMEOUT_EXPIRED			 312
2192#define SSL_R_READ_WRONG_PACKET_TYPE			 212
2193#define SSL_R_RECORD_LENGTH_MISMATCH			 213
2194#define SSL_R_RECORD_TOO_LARGE				 214
2195#define SSL_R_RECORD_TOO_SMALL				 298
2196#define SSL_R_RENEGOTIATE_EXT_TOO_LONG			 335
2197#define SSL_R_RENEGOTIATION_ENCODING_ERR		 336
2198#define SSL_R_RENEGOTIATION_MISMATCH			 337
2199#define SSL_R_REQUIRED_CIPHER_MISSING			 215
2200#define SSL_R_REQUIRED_COMPRESSSION_ALGORITHM_MISSING	 342
2201#define SSL_R_REUSE_CERT_LENGTH_NOT_ZERO		 216
2202#define SSL_R_REUSE_CERT_TYPE_NOT_ZERO			 217
2203#define SSL_R_REUSE_CIPHER_LIST_NOT_ZERO		 218
2204#define SSL_R_SCSV_RECEIVED_WHEN_RENEGOTIATING		 345
2205#define SSL_R_SERVERHELLO_TLSEXT			 275
2206#define SSL_R_SESSION_ID_CONTEXT_UNINITIALIZED		 277
2207#define SSL_R_SHORT_READ				 219
2208#define SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE	 220
2209#define SSL_R_SSL23_DOING_SESSION_ID_REUSE		 221
2210#define SSL_R_SSL2_CONNECTION_ID_TOO_LONG		 299
2211#define SSL_R_SSL3_EXT_INVALID_ECPOINTFORMAT		 321
2212#define SSL_R_SSL3_EXT_INVALID_SERVERNAME		 319
2213#define SSL_R_SSL3_EXT_INVALID_SERVERNAME_TYPE		 320
2214#define SSL_R_SSL3_SESSION_ID_TOO_LONG			 300
2215#define SSL_R_SSL3_SESSION_ID_TOO_SHORT			 222
2216#define SSL_R_SSLV3_ALERT_BAD_CERTIFICATE		 1042
2217#define SSL_R_SSLV3_ALERT_BAD_RECORD_MAC		 1020
2218#define SSL_R_SSLV3_ALERT_CERTIFICATE_EXPIRED		 1045
2219#define SSL_R_SSLV3_ALERT_CERTIFICATE_REVOKED		 1044
2220#define SSL_R_SSLV3_ALERT_CERTIFICATE_UNKNOWN		 1046
2221#define SSL_R_SSLV3_ALERT_DECOMPRESSION_FAILURE		 1030
2222#define SSL_R_SSLV3_ALERT_HANDSHAKE_FAILURE		 1040
2223#define SSL_R_SSLV3_ALERT_ILLEGAL_PARAMETER		 1047
2224#define SSL_R_SSLV3_ALERT_NO_CERTIFICATE		 1041
2225#define SSL_R_SSLV3_ALERT_UNEXPECTED_MESSAGE		 1010
2226#define SSL_R_SSLV3_ALERT_UNSUPPORTED_CERTIFICATE	 1043
2227#define SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION	 228
2228#define SSL_R_SSL_HANDSHAKE_FAILURE			 229
2229#define SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS		 230
2230#define SSL_R_SSL_SESSION_ID_CALLBACK_FAILED		 301
2231#define SSL_R_SSL_SESSION_ID_CONFLICT			 302
2232#define SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG		 273
2233#define SSL_R_SSL_SESSION_ID_HAS_BAD_LENGTH		 303
2234#define SSL_R_SSL_SESSION_ID_IS_DIFFERENT		 231
2235#define SSL_R_TLSV1_ALERT_ACCESS_DENIED			 1049
2236#define SSL_R_TLSV1_ALERT_DECODE_ERROR			 1050
2237#define SSL_R_TLSV1_ALERT_DECRYPTION_FAILED		 1021
2238#define SSL_R_TLSV1_ALERT_DECRYPT_ERROR			 1051
2239#define SSL_R_TLSV1_ALERT_EXPORT_RESTRICTION		 1060
2240#define SSL_R_TLSV1_ALERT_INSUFFICIENT_SECURITY		 1071
2241#define SSL_R_TLSV1_ALERT_INTERNAL_ERROR		 1080
2242#define SSL_R_TLSV1_ALERT_NO_RENEGOTIATION		 1100
2243#define SSL_R_TLSV1_ALERT_PROTOCOL_VERSION		 1070
2244#define SSL_R_TLSV1_ALERT_RECORD_OVERFLOW		 1022
2245#define SSL_R_TLSV1_ALERT_UNKNOWN_CA			 1048
2246#define SSL_R_TLSV1_ALERT_USER_CANCELLED		 1090
2247#define SSL_R_TLSV1_BAD_CERTIFICATE_HASH_VALUE		 1114
2248#define SSL_R_TLSV1_BAD_CERTIFICATE_STATUS_RESPONSE	 1113
2249#define SSL_R_TLSV1_CERTIFICATE_UNOBTAINABLE		 1111
2250#define SSL_R_TLSV1_UNRECOGNIZED_NAME			 1112
2251#define SSL_R_TLSV1_UNSUPPORTED_EXTENSION		 1110
2252#define SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER	 232
2253#define SSL_R_TLS_INVALID_ECPOINTFORMAT_LIST		 157
2254#define SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST 233
2255#define SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG	 234
2256#define SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER		 235
2257#define SSL_R_UNABLE_TO_DECODE_DH_CERTS			 236
2258#define SSL_R_UNABLE_TO_DECODE_ECDH_CERTS		 313
2259#define SSL_R_UNABLE_TO_EXTRACT_PUBLIC_KEY		 237
2260#define SSL_R_UNABLE_TO_FIND_DH_PARAMETERS		 238
2261#define SSL_R_UNABLE_TO_FIND_ECDH_PARAMETERS		 314
2262#define SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS	 239
2263#define SSL_R_UNABLE_TO_FIND_SSL_METHOD			 240
2264#define SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES		 241
2265#define SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES		 242
2266#define SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES		 243
2267#define SSL_R_UNEXPECTED_MESSAGE			 244
2268#define SSL_R_UNEXPECTED_RECORD				 245
2269#define SSL_R_UNINITIALIZED				 276
2270#define SSL_R_UNKNOWN_ALERT_TYPE			 246
2271#define SSL_R_UNKNOWN_CERTIFICATE_TYPE			 247
2272#define SSL_R_UNKNOWN_CIPHER_RETURNED			 248
2273#define SSL_R_UNKNOWN_CIPHER_TYPE			 249
2274#define SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE			 250
2275#define SSL_R_UNKNOWN_PKEY_TYPE				 251
2276#define SSL_R_UNKNOWN_PROTOCOL				 252
2277#define SSL_R_UNKNOWN_REMOTE_ERROR_TYPE			 253
2278#define SSL_R_UNKNOWN_SSL_VERSION			 254
2279#define SSL_R_UNKNOWN_STATE				 255
2280#define SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED	 338
2281#define SSL_R_UNSUPPORTED_CIPHER			 256
2282#define SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM		 257
2283#define SSL_R_UNSUPPORTED_DIGEST_TYPE			 326
2284#define SSL_R_UNSUPPORTED_ELLIPTIC_CURVE		 315
2285#define SSL_R_UNSUPPORTED_PROTOCOL			 258
2286#define SSL_R_UNSUPPORTED_SSL_VERSION			 259
2287#define SSL_R_UNSUPPORTED_STATUS_TYPE			 329
2288#define SSL_R_WRITE_BIO_NOT_SET				 260
2289#define SSL_R_WRONG_CIPHER_RETURNED			 261
2290#define SSL_R_WRONG_MESSAGE_TYPE			 262
2291#define SSL_R_WRONG_NUMBER_OF_KEY_BITS			 263
2292#define SSL_R_WRONG_SIGNATURE_LENGTH			 264
2293#define SSL_R_WRONG_SIGNATURE_SIZE			 265
2294#define SSL_R_WRONG_SSL_VERSION				 266
2295#define SSL_R_WRONG_VERSION_NUMBER			 267
2296#define SSL_R_X509_LIB					 268
2297#define SSL_R_X509_VERIFICATION_SETUP_PROBLEMS		 269
2298
2299#ifdef  __cplusplus
2300}
2301#endif
2302#endif
2303