1/* ssl/ssl.h */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to.  The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 *    notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 *    notice, this list of conditions and the following disclaimer in the
30 *    documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 *    must display the following acknowledgement:
33 *    "This product includes cryptographic software written by
34 *     Eric Young (eay@cryptsoft.com)"
35 *    The word 'cryptographic' can be left out if the rouines from the library
36 *    being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 *    the apps directory (application code) you must include an acknowledgement:
39 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed.  i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58/* ====================================================================
59 * Copyright (c) 1998-2001 The OpenSSL Project.  All rights reserved.
60 *
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
63 * are met:
64 *
65 * 1. Redistributions of source code must retain the above copyright
66 *    notice, this list of conditions and the following disclaimer.
67 *
68 * 2. Redistributions in binary form must reproduce the above copyright
69 *    notice, this list of conditions and the following disclaimer in
70 *    the documentation and/or other materials provided with the
71 *    distribution.
72 *
73 * 3. All advertising materials mentioning features or use of this
74 *    software must display the following acknowledgment:
75 *    "This product includes software developed by the OpenSSL Project
76 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 *
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 *    endorse or promote products derived from this software without
80 *    prior written permission. For written permission, please contact
81 *    openssl-core@openssl.org.
82 *
83 * 5. Products derived from this software may not be called "OpenSSL"
84 *    nor may "OpenSSL" appear in their names without prior written
85 *    permission of the OpenSSL Project.
86 *
87 * 6. Redistributions of any form whatsoever must retain the following
88 *    acknowledgment:
89 *    "This product includes software developed by the OpenSSL Project
90 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 *
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
105 *
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com).  This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
109 *
110 */
111/* ====================================================================
112 * Copyright (c) 1998-2002 The OpenSSL Project.  All rights reserved.
113 *
114 * Redistribution and use in source and binary forms, with or without
115 * modification, are permitted provided that the following conditions
116 * are met:
117 *
118 * 1. Redistributions of source code must retain the above copyright
119 *    notice, this list of conditions and the following disclaimer.
120 *
121 * 2. Redistributions in binary form must reproduce the above copyright
122 *    notice, this list of conditions and the following disclaimer in
123 *    the documentation and/or other materials provided with the
124 *    distribution.
125 *
126 * 3. All advertising materials mentioning features or use of this
127 *    software must display the following acknowledgment:
128 *    "This product includes software developed by the OpenSSL Project
129 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
130 *
131 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
132 *    endorse or promote products derived from this software without
133 *    prior written permission. For written permission, please contact
134 *    openssl-core@openssl.org.
135 *
136 * 5. Products derived from this software may not be called "OpenSSL"
137 *    nor may "OpenSSL" appear in their names without prior written
138 *    permission of the OpenSSL Project.
139 *
140 * 6. Redistributions of any form whatsoever must retain the following
141 *    acknowledgment:
142 *    "This product includes software developed by the OpenSSL Project
143 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
144 *
145 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
146 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
147 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
148 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
149 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
150 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
151 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
152 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
153 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
154 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
155 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
156 * OF THE POSSIBILITY OF SUCH DAMAGE.
157 * ====================================================================
158 *
159 * This product includes cryptographic software written by Eric Young
160 * (eay@cryptsoft.com).  This product includes software written by Tim
161 * Hudson (tjh@cryptsoft.com).
162 *
163 */
164/* ====================================================================
165 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
166 * ECC cipher suite support in OpenSSL originally developed by
167 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
168 */
169
170#ifndef HEADER_SSL_H
171#define HEADER_SSL_H
172
173#include <openssl/e_os2.h>
174
175#ifndef OPENSSL_NO_COMP
176#include <openssl/comp.h>
177#endif
178#ifndef OPENSSL_NO_BIO
179#include <openssl/bio.h>
180#endif
181#ifndef OPENSSL_NO_DEPRECATED
182#ifndef OPENSSL_NO_X509
183#include <openssl/x509.h>
184#endif
185#include <openssl/crypto.h>
186#include <openssl/lhash.h>
187#include <openssl/buffer.h>
188#endif
189#include <openssl/pem.h>
190
191#include <openssl/kssl.h>
192#include <openssl/safestack.h>
193#include <openssl/symhacks.h>
194
195#ifdef  __cplusplus
196extern "C" {
197#endif
198
199/* SSLeay version number for ASN.1 encoding of the session information */
200/* Version 0 - initial version
201 * Version 1 - added the optional peer certificate
202 */
203#define SSL_SESSION_ASN1_VERSION 0x0001
204
205/* text strings for the ciphers */
206#define SSL_TXT_NULL_WITH_MD5		SSL2_TXT_NULL_WITH_MD5
207#define SSL_TXT_RC4_128_WITH_MD5	SSL2_TXT_RC4_128_WITH_MD5
208#define SSL_TXT_RC4_128_EXPORT40_WITH_MD5 SSL2_TXT_RC4_128_EXPORT40_WITH_MD5
209#define SSL_TXT_RC2_128_CBC_WITH_MD5	SSL2_TXT_RC2_128_CBC_WITH_MD5
210#define SSL_TXT_RC2_128_CBC_EXPORT40_WITH_MD5 SSL2_TXT_RC2_128_CBC_EXPORT40_WITH_MD5
211#define SSL_TXT_IDEA_128_CBC_WITH_MD5	SSL2_TXT_IDEA_128_CBC_WITH_MD5
212#define SSL_TXT_DES_64_CBC_WITH_MD5	SSL2_TXT_DES_64_CBC_WITH_MD5
213#define SSL_TXT_DES_64_CBC_WITH_SHA	SSL2_TXT_DES_64_CBC_WITH_SHA
214#define SSL_TXT_DES_192_EDE3_CBC_WITH_MD5 SSL2_TXT_DES_192_EDE3_CBC_WITH_MD5
215#define SSL_TXT_DES_192_EDE3_CBC_WITH_SHA SSL2_TXT_DES_192_EDE3_CBC_WITH_SHA
216
217/*    VRS Additional Kerberos5 entries
218 */
219#define SSL_TXT_KRB5_DES_64_CBC_SHA   SSL3_TXT_KRB5_DES_64_CBC_SHA
220#define SSL_TXT_KRB5_DES_192_CBC3_SHA SSL3_TXT_KRB5_DES_192_CBC3_SHA
221#define SSL_TXT_KRB5_RC4_128_SHA      SSL3_TXT_KRB5_RC4_128_SHA
222#define SSL_TXT_KRB5_IDEA_128_CBC_SHA SSL3_TXT_KRB5_IDEA_128_CBC_SHA
223#define SSL_TXT_KRB5_DES_64_CBC_MD5   SSL3_TXT_KRB5_DES_64_CBC_MD5
224#define SSL_TXT_KRB5_DES_192_CBC3_MD5 SSL3_TXT_KRB5_DES_192_CBC3_MD5
225#define SSL_TXT_KRB5_RC4_128_MD5      SSL3_TXT_KRB5_RC4_128_MD5
226#define SSL_TXT_KRB5_IDEA_128_CBC_MD5 SSL3_TXT_KRB5_IDEA_128_CBC_MD5
227
228#define SSL_TXT_KRB5_DES_40_CBC_SHA   SSL3_TXT_KRB5_DES_40_CBC_SHA
229#define SSL_TXT_KRB5_RC2_40_CBC_SHA   SSL3_TXT_KRB5_RC2_40_CBC_SHA
230#define SSL_TXT_KRB5_RC4_40_SHA	      SSL3_TXT_KRB5_RC4_40_SHA
231#define SSL_TXT_KRB5_DES_40_CBC_MD5   SSL3_TXT_KRB5_DES_40_CBC_MD5
232#define SSL_TXT_KRB5_RC2_40_CBC_MD5   SSL3_TXT_KRB5_RC2_40_CBC_MD5
233#define SSL_TXT_KRB5_RC4_40_MD5	      SSL3_TXT_KRB5_RC4_40_MD5
234
235#define SSL_TXT_KRB5_DES_40_CBC_SHA   SSL3_TXT_KRB5_DES_40_CBC_SHA
236#define SSL_TXT_KRB5_DES_40_CBC_MD5   SSL3_TXT_KRB5_DES_40_CBC_MD5
237#define SSL_TXT_KRB5_DES_64_CBC_SHA   SSL3_TXT_KRB5_DES_64_CBC_SHA
238#define SSL_TXT_KRB5_DES_64_CBC_MD5   SSL3_TXT_KRB5_DES_64_CBC_MD5
239#define SSL_TXT_KRB5_DES_192_CBC3_SHA SSL3_TXT_KRB5_DES_192_CBC3_SHA
240#define SSL_TXT_KRB5_DES_192_CBC3_MD5 SSL3_TXT_KRB5_DES_192_CBC3_MD5
241#define SSL_MAX_KRB5_PRINCIPAL_LENGTH  256
242
243#define SSL_MAX_SSL_SESSION_ID_LENGTH		32
244#define SSL_MAX_SID_CTX_LENGTH			32
245
246#define SSL_MIN_RSA_MODULUS_LENGTH_IN_BYTES	(512/8)
247#define SSL_MAX_KEY_ARG_LENGTH			8
248#define SSL_MAX_MASTER_KEY_LENGTH		48
249
250/* These are used to specify which ciphers to use and not to use */
251#define SSL_TXT_LOW		"LOW"
252#define SSL_TXT_MEDIUM		"MEDIUM"
253#define SSL_TXT_HIGH		"HIGH"
254#define SSL_TXT_kFZA		"kFZA"
255#define	SSL_TXT_aFZA		"aFZA"
256#define SSL_TXT_eFZA		"eFZA"
257#define SSL_TXT_FZA		"FZA"
258
259#define	SSL_TXT_aNULL		"aNULL"
260#define	SSL_TXT_eNULL		"eNULL"
261#define	SSL_TXT_NULL		"NULL"
262
263#define SSL_TXT_kKRB5     	"kKRB5"
264#define SSL_TXT_aKRB5     	"aKRB5"
265#define SSL_TXT_KRB5      	"KRB5"
266
267#define SSL_TXT_kRSA		"kRSA"
268#define SSL_TXT_kDHr		"kDHr"
269#define SSL_TXT_kDHd		"kDHd"
270#define SSL_TXT_kEDH		"kEDH"
271#define	SSL_TXT_aRSA		"aRSA"
272#define	SSL_TXT_aDSS		"aDSS"
273#define	SSL_TXT_aDH		"aDH"
274#define	SSL_TXT_DSS		"DSS"
275#define SSL_TXT_DH		"DH"
276#define SSL_TXT_EDH		"EDH"
277#define SSL_TXT_ADH		"ADH"
278#define SSL_TXT_RSA		"RSA"
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_AES		"AES"
285#define SSL_TXT_MD5		"MD5"
286#define SSL_TXT_SHA1		"SHA1"
287#define SSL_TXT_SHA		"SHA"
288#define SSL_TXT_EXP		"EXP"
289#define SSL_TXT_EXPORT		"EXPORT"
290#define SSL_TXT_EXP40		"EXPORT40"
291#define SSL_TXT_EXP56		"EXPORT56"
292#define SSL_TXT_SSLV2		"SSLv2"
293#define SSL_TXT_SSLV3		"SSLv3"
294#define SSL_TXT_TLSV1		"TLSv1"
295#define SSL_TXT_ALL		"ALL"
296#define SSL_TXT_ECC		"ECCdraft" /* ECC ciphersuites are not yet official */
297
298/*
299 * COMPLEMENTOF* definitions. These identifiers are used to (de-select)
300 * ciphers normally not being used.
301 * Example: "RC4" will activate all ciphers using RC4 including ciphers
302 * without authentication, which would normally disabled by DEFAULT (due
303 * the "!ADH" being part of default). Therefore "RC4:!COMPLEMENTOFDEFAULT"
304 * will make sure that it is also disabled in the specific selection.
305 * COMPLEMENTOF* identifiers are portable between version, as adjustments
306 * to the default cipher setup will also be included here.
307 *
308 * COMPLEMENTOFDEFAULT does not experience the same special treatment that
309 * DEFAULT gets, as only selection is being done and no sorting as needed
310 * for DEFAULT.
311 */
312#define SSL_TXT_CMPALL		"COMPLEMENTOFALL"
313#define SSL_TXT_CMPDEF		"COMPLEMENTOFDEFAULT"
314
315/* The following cipher list is used by default.
316 * It also is substituted when an application-defined cipher list string
317 * starts with 'DEFAULT'. */
318#define SSL_DEFAULT_CIPHER_LIST	"ALL:!ADH:+RC4:@STRENGTH" /* low priority for RC4 */
319
320/* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
321#define SSL_SENT_SHUTDOWN	1
322#define SSL_RECEIVED_SHUTDOWN	2
323
324#ifdef __cplusplus
325}
326#endif
327
328#ifdef  __cplusplus
329extern "C" {
330#endif
331
332#if (defined(OPENSSL_NO_RSA) || defined(OPENSSL_NO_MD5)) && !defined(OPENSSL_NO_SSL2)
333#define OPENSSL_NO_SSL2
334#endif
335
336#define SSL_FILETYPE_ASN1	X509_FILETYPE_ASN1
337#define SSL_FILETYPE_PEM	X509_FILETYPE_PEM
338
339/* This is needed to stop compilers complaining about the
340 * 'struct ssl_st *' function parameters used to prototype callbacks
341 * in SSL_CTX. */
342typedef struct ssl_st *ssl_crock_st;
343
344/* used to hold info on the particular ciphers used */
345typedef struct ssl_cipher_st
346	{
347	int valid;
348	const char *name;		/* text name */
349	unsigned long id;		/* id, 4 bytes, first is version */
350	unsigned long algorithms;	/* what ciphers are used */
351	unsigned long algo_strength;	/* strength and export flags */
352	unsigned long algorithm2;	/* Extra flags */
353	int strength_bits;		/* Number of bits really used */
354	int alg_bits;			/* Number of bits for algorithm */
355	unsigned long mask;		/* used for matching */
356	unsigned long mask_strength;	/* also used for matching */
357	} SSL_CIPHER;
358
359DECLARE_STACK_OF(SSL_CIPHER)
360
361typedef struct ssl_st SSL;
362typedef struct ssl_ctx_st SSL_CTX;
363
364/* Used to hold functions for SSLv2 or SSLv3/TLSv1 functions */
365typedef struct ssl_method_st
366	{
367	int version;
368	int (*ssl_new)(SSL *s);
369	void (*ssl_clear)(SSL *s);
370	void (*ssl_free)(SSL *s);
371	int (*ssl_accept)(SSL *s);
372	int (*ssl_connect)(SSL *s);
373	int (*ssl_read)(SSL *s,void *buf,int len);
374	int (*ssl_peek)(SSL *s,void *buf,int len);
375	int (*ssl_write)(SSL *s,const void *buf,int len);
376	int (*ssl_shutdown)(SSL *s);
377	int (*ssl_renegotiate)(SSL *s);
378	int (*ssl_renegotiate_check)(SSL *s);
379	long (*ssl_get_message)(SSL *s, int st1, int stn, int mt, long
380		max, int *ok);
381	int (*ssl_read_bytes)(SSL *s, int type, unsigned char *buf, int len,
382		int peek);
383	int (*ssl_write_bytes)(SSL *s, int type, const void *buf_, int len);
384	int (*ssl_dispatch_alert)(SSL *s);
385	long (*ssl_ctrl)(SSL *s,int cmd,long larg,void *parg);
386	long (*ssl_ctx_ctrl)(SSL_CTX *ctx,int cmd,long larg,void *parg);
387	SSL_CIPHER *(*get_cipher_by_char)(const unsigned char *ptr);
388	int (*put_cipher_by_char)(const SSL_CIPHER *cipher,unsigned char *ptr);
389	int (*ssl_pending)(const SSL *s);
390	int (*num_ciphers)(void);
391	SSL_CIPHER *(*get_cipher)(unsigned ncipher);
392	struct ssl_method_st *(*get_ssl_method)(int version);
393	long (*get_timeout)(void);
394	struct ssl3_enc_method *ssl3_enc; /* Extra SSLv3/TLS stuff */
395	int (*ssl_version)(void);
396	long (*ssl_callback_ctrl)(SSL *s, int cb_id, void (*fp)(void));
397	long (*ssl_ctx_callback_ctrl)(SSL_CTX *s, int cb_id, void (*fp)(void));
398	} SSL_METHOD;
399
400/* Lets make this into an ASN.1 type structure as follows
401 * SSL_SESSION_ID ::= SEQUENCE {
402 *	version 		INTEGER,	-- structure version number
403 *	SSLversion 		INTEGER,	-- SSL version number
404 *	Cipher 			OCTET_STRING,	-- the 3 byte cipher ID
405 *	Session_ID 		OCTET_STRING,	-- the Session ID
406 *	Master_key 		OCTET_STRING,	-- the master key
407 *	KRB5_principal		OCTET_STRING	-- optional Kerberos principal
408 *	Key_Arg [ 0 ] IMPLICIT	OCTET_STRING,	-- the optional Key argument
409 *	Time [ 1 ] EXPLICIT	INTEGER,	-- optional Start Time
410 *	Timeout [ 2 ] EXPLICIT	INTEGER,	-- optional Timeout ins seconds
411 *	Peer [ 3 ] EXPLICIT	X509,		-- optional Peer Certificate
412 *	Session_ID_context [ 4 ] EXPLICIT OCTET_STRING,   -- the Session ID context
413 *	Verify_result [ 5 ] EXPLICIT INTEGER    -- X509_V_... code for `Peer'
414 *	Compression [6] IMPLICIT ASN1_OBJECT	-- compression OID XXXXX
415 *	}
416 * Look in ssl/ssl_asn1.c for more details
417 * I'm using EXPLICIT tags so I can read the damn things using asn1parse :-).
418 */
419typedef struct ssl_session_st
420	{
421	int ssl_version;	/* what ssl version session info is
422				 * being kept in here? */
423
424	/* only really used in SSLv2 */
425	unsigned int key_arg_length;
426	unsigned char key_arg[SSL_MAX_KEY_ARG_LENGTH];
427	int master_key_length;
428	unsigned char master_key[SSL_MAX_MASTER_KEY_LENGTH];
429	/* session_id - valid? */
430	unsigned int session_id_length;
431	unsigned char session_id[SSL_MAX_SSL_SESSION_ID_LENGTH];
432	/* this is used to determine whether the session is being reused in
433	 * the appropriate context. It is up to the application to set this,
434	 * via SSL_new */
435	unsigned int sid_ctx_length;
436	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
437
438#ifndef OPENSSL_NO_KRB5
439        unsigned int krb5_client_princ_len;
440        unsigned char krb5_client_princ[SSL_MAX_KRB5_PRINCIPAL_LENGTH];
441#endif /* OPENSSL_NO_KRB5 */
442
443	int not_resumable;
444
445	/* The cert is the certificate used to establish this connection */
446	struct sess_cert_st /* SESS_CERT */ *sess_cert;
447
448	/* This is the cert for the other end.
449	 * On clients, it will be the same as sess_cert->peer_key->x509
450	 * (the latter is not enough as sess_cert is not retained
451	 * in the external representation of sessions, see ssl_asn1.c). */
452	X509 *peer;
453	/* when app_verify_callback accepts a session where the peer's certificate
454	 * is not ok, we must remember the error for session reuse: */
455	long verify_result; /* only for servers */
456
457	int references;
458	long timeout;
459	long time;
460
461	int compress_meth;		/* Need to lookup the method */
462
463	SSL_CIPHER *cipher;
464	unsigned long cipher_id;	/* when ASN.1 loaded, this
465					 * needs to be used to load
466					 * the 'cipher' structure */
467
468	STACK_OF(SSL_CIPHER) *ciphers; /* shared ciphers? */
469
470	CRYPTO_EX_DATA ex_data; /* application specific data */
471
472	/* These are used to make removal of session-ids more
473	 * efficient and to implement a maximum cache size. */
474	struct ssl_session_st *prev,*next;
475	} SSL_SESSION;
476
477
478#define SSL_OP_MICROSOFT_SESS_ID_BUG			0x00000001L
479#define SSL_OP_NETSCAPE_CHALLENGE_BUG			0x00000002L
480#define SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG		0x00000008L
481#define SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG		0x00000010L
482#define SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER		0x00000020L
483#define SSL_OP_MSIE_SSLV2_RSA_PADDING			0x00000040L /* no effect since 0.9.7h and 0.9.8b */
484#define SSL_OP_SSLEAY_080_CLIENT_DH_BUG			0x00000080L
485#define SSL_OP_TLS_D5_BUG				0x00000100L
486#define SSL_OP_TLS_BLOCK_PADDING_BUG			0x00000200L
487
488#define SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS              0x00000800L /* added in 0.9.6e */
489
490/* SSL_OP_ALL: various bug workarounds that should be rather harmless.
491 *             This used to be 0x000FFFFFL before 0.9.7. */
492#define SSL_OP_ALL					0x00000FFFL
493
494/* DTLS options */
495#define SSL_OP_NO_QUERY_MTU                 0x00001000L
496/* Turn on Cookie Exchange (on relevant for servers) */
497#define SSL_OP_COOKIE_EXCHANGE              0x00002000L
498
499/* As server, disallow session resumption on renegotiation */
500#define SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION	0x00010000L
501/* If set, always create a new key when using tmp_ecdh parameters */
502#define SSL_OP_SINGLE_ECDH_USE				0x00080000L
503/* If set, always create a new key when using tmp_dh parameters */
504#define SSL_OP_SINGLE_DH_USE				0x00100000L
505/* Set to always use the tmp_rsa key when doing RSA operations,
506 * even when this violates protocol specs */
507#define SSL_OP_EPHEMERAL_RSA				0x00200000L
508/* Set on servers to choose the cipher according to the server's
509 * preferences */
510#define SSL_OP_CIPHER_SERVER_PREFERENCE			0x00400000L
511/* If set, a server will allow a client to issue a SSLv3.0 version number
512 * as latest version supported in the premaster secret, even when TLSv1.0
513 * (version 3.1) was announced in the client hello. Normally this is
514 * forbidden to prevent version rollback attacks. */
515#define SSL_OP_TLS_ROLLBACK_BUG				0x00800000L
516
517#define SSL_OP_NO_SSLv2					0x01000000L
518#define SSL_OP_NO_SSLv3					0x02000000L
519#define SSL_OP_NO_TLSv1					0x04000000L
520
521/* The next flag deliberately changes the ciphertest, this is a check
522 * for the PKCS#1 attack */
523#define SSL_OP_PKCS1_CHECK_1				0x08000000L
524#define SSL_OP_PKCS1_CHECK_2				0x10000000L
525#define SSL_OP_NETSCAPE_CA_DN_BUG			0x20000000L
526#define SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG		0x40000000L
527
528
529/* Allow SSL_write(..., n) to return r with 0 < r < n (i.e. report success
530 * when just a single record has been written): */
531#define SSL_MODE_ENABLE_PARTIAL_WRITE       0x00000001L
532/* Make it possible to retry SSL_write() with changed buffer location
533 * (buffer contents must stay the same!); this is not the default to avoid
534 * the misconception that non-blocking SSL_write() behaves like
535 * non-blocking write(): */
536#define SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER 0x00000002L
537/* Never bother the application with retries if the transport
538 * is blocking: */
539#define SSL_MODE_AUTO_RETRY 0x00000004L
540/* Don't attempt to automatically build certificate chain */
541#define SSL_MODE_NO_AUTO_CHAIN 0x00000008L
542
543
544/* Note: SSL[_CTX]_set_{options,mode} use |= op on the previous value,
545 * they cannot be used to clear bits. */
546
547#define SSL_CTX_set_options(ctx,op) \
548	SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,(op),NULL)
549#define SSL_CTX_get_options(ctx) \
550	SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,0,NULL)
551#define SSL_set_options(ssl,op) \
552	SSL_ctrl((ssl),SSL_CTRL_OPTIONS,(op),NULL)
553#define SSL_get_options(ssl) \
554        SSL_ctrl((ssl),SSL_CTRL_OPTIONS,0,NULL)
555
556#define SSL_CTX_set_mode(ctx,op) \
557	SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,(op),NULL)
558#define SSL_CTX_get_mode(ctx) \
559	SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,0,NULL)
560#define SSL_set_mode(ssl,op) \
561	SSL_ctrl((ssl),SSL_CTRL_MODE,(op),NULL)
562#define SSL_get_mode(ssl) \
563        SSL_ctrl((ssl),SSL_CTRL_MODE,0,NULL)
564#define SSL_set_mtu(ssl, mtu) \
565        SSL_ctrl((ssl),SSL_CTRL_SET_MTU,(mtu),NULL)
566
567
568void 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));
569void 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));
570#define SSL_CTX_set_msg_callback_arg(ctx, arg) SSL_CTX_ctrl((ctx), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
571#define SSL_set_msg_callback_arg(ssl, arg) SSL_ctrl((ssl), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
572
573
574
575#if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN32)
576#define SSL_MAX_CERT_LIST_DEFAULT 1024*30 /* 30k max cert list :-) */
577#else
578#define SSL_MAX_CERT_LIST_DEFAULT 1024*100 /* 100k max cert list :-) */
579#endif
580
581#define SSL_SESSION_CACHE_MAX_SIZE_DEFAULT	(1024*20)
582
583/* This callback type is used inside SSL_CTX, SSL, and in the functions that set
584 * them. It is used to override the generation of SSL/TLS session IDs in a
585 * server. Return value should be zero on an error, non-zero to proceed. Also,
586 * callbacks should themselves check if the id they generate is unique otherwise
587 * the SSL handshake will fail with an error - callbacks can do this using the
588 * 'ssl' value they're passed by;
589 *      SSL_has_matching_session_id(ssl, id, *id_len)
590 * The length value passed in is set at the maximum size the session ID can be.
591 * In SSLv2 this is 16 bytes, whereas SSLv3/TLSv1 it is 32 bytes. The callback
592 * can alter this length to be less if desired, but under SSLv2 session IDs are
593 * supposed to be fixed at 16 bytes so the id will be padded after the callback
594 * returns in this case. It is also an error for the callback to set the size to
595 * zero. */
596typedef int (*GEN_SESSION_CB)(const SSL *ssl, unsigned char *id,
597				unsigned int *id_len);
598
599typedef struct ssl_comp_st
600	{
601	int id;
602	const char *name;
603#ifndef OPENSSL_NO_COMP
604	COMP_METHOD *method;
605#else
606	char *method;
607#endif
608	} SSL_COMP;
609
610DECLARE_STACK_OF(SSL_COMP)
611
612struct ssl_ctx_st
613	{
614	SSL_METHOD *method;
615
616	STACK_OF(SSL_CIPHER) *cipher_list;
617	/* same as above but sorted for lookup */
618	STACK_OF(SSL_CIPHER) *cipher_list_by_id;
619
620	struct x509_store_st /* X509_STORE */ *cert_store;
621	struct lhash_st /* LHASH */ *sessions;	/* a set of SSL_SESSIONs */
622	/* Most session-ids that will be cached, default is
623	 * SSL_SESSION_CACHE_MAX_SIZE_DEFAULT. 0 is unlimited. */
624	unsigned long session_cache_size;
625	struct ssl_session_st *session_cache_head;
626	struct ssl_session_st *session_cache_tail;
627
628	/* This can have one of 2 values, ored together,
629	 * SSL_SESS_CACHE_CLIENT,
630	 * SSL_SESS_CACHE_SERVER,
631	 * Default is SSL_SESSION_CACHE_SERVER, which means only
632	 * SSL_accept which cache SSL_SESSIONS. */
633	int session_cache_mode;
634
635	/* If timeout is not 0, it is the default timeout value set
636	 * when SSL_new() is called.  This has been put in to make
637	 * life easier to set things up */
638	long session_timeout;
639
640	/* If this callback is not null, it will be called each
641	 * time a session id is added to the cache.  If this function
642	 * returns 1, it means that the callback will do a
643	 * SSL_SESSION_free() when it has finished using it.  Otherwise,
644	 * on 0, it means the callback has finished with it.
645	 * If remove_session_cb is not null, it will be called when
646	 * a session-id is removed from the cache.  After the call,
647	 * OpenSSL will SSL_SESSION_free() it. */
648	int (*new_session_cb)(struct ssl_st *ssl,SSL_SESSION *sess);
649	void (*remove_session_cb)(struct ssl_ctx_st *ctx,SSL_SESSION *sess);
650	SSL_SESSION *(*get_session_cb)(struct ssl_st *ssl,
651		unsigned char *data,int len,int *copy);
652
653	struct
654		{
655		int sess_connect;	/* SSL new conn - started */
656		int sess_connect_renegotiate;/* SSL reneg - requested */
657		int sess_connect_good;	/* SSL new conne/reneg - finished */
658		int sess_accept;	/* SSL new accept - started */
659		int sess_accept_renegotiate;/* SSL reneg - requested */
660		int sess_accept_good;	/* SSL accept/reneg - finished */
661		int sess_miss;		/* session lookup misses  */
662		int sess_timeout;	/* reuse attempt on timeouted session */
663		int sess_cache_full;	/* session removed due to full cache */
664		int sess_hit;		/* session reuse actually done */
665		int sess_cb_hit;	/* session-id that was not
666					 * in the cache was
667					 * passed back via the callback.  This
668					 * indicates that the application is
669					 * supplying session-id's from other
670					 * processes - spooky :-) */
671		} stats;
672
673	int references;
674
675	/* if defined, these override the X509_verify_cert() calls */
676	int (*app_verify_callback)(X509_STORE_CTX *, void *);
677	void *app_verify_arg;
678	/* before OpenSSL 0.9.7, 'app_verify_arg' was ignored
679	 * ('app_verify_callback' was called with just one argument) */
680
681	/* Default password callback. */
682	pem_password_cb *default_passwd_callback;
683
684	/* Default password callback user data. */
685	void *default_passwd_callback_userdata;
686
687	/* get client cert callback */
688	int (*client_cert_cb)(SSL *ssl, X509 **x509, EVP_PKEY **pkey);
689
690    /* cookie generate callback */
691    int (*app_gen_cookie_cb)(SSL *ssl, unsigned char *cookie,
692        unsigned int *cookie_len);
693
694    /* verify cookie callback */
695    int (*app_verify_cookie_cb)(SSL *ssl, unsigned char *cookie,
696        unsigned int cookie_len);
697
698	CRYPTO_EX_DATA ex_data;
699
700	const EVP_MD *rsa_md5;/* For SSLv2 - name is 'ssl2-md5' */
701	const EVP_MD *md5;	/* For SSLv3/TLSv1 'ssl3-md5' */
702	const EVP_MD *sha1;   /* For SSLv3/TLSv1 'ssl3->sha1' */
703
704	STACK_OF(X509) *extra_certs;
705	STACK_OF(SSL_COMP) *comp_methods; /* stack of SSL_COMP, SSLv3/TLSv1 */
706
707
708	/* Default values used when no per-SSL value is defined follow */
709
710	void (*info_callback)(const SSL *ssl,int type,int val); /* used if SSL's info_callback is NULL */
711
712	/* what we put in client cert requests */
713	STACK_OF(X509_NAME) *client_CA;
714
715
716	/* Default values to use in SSL structures follow (these are copied by SSL_new) */
717
718	unsigned long options;
719	unsigned long mode;
720	long max_cert_list;
721
722	struct cert_st /* CERT */ *cert;
723	int read_ahead;
724
725	/* callback that allows applications to peek at protocol messages */
726	void (*msg_callback)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg);
727	void *msg_callback_arg;
728
729	int verify_mode;
730	unsigned int sid_ctx_length;
731	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
732	int (*default_verify_callback)(int ok,X509_STORE_CTX *ctx); /* called 'verify_callback' in the SSL */
733
734	/* Default generate session ID callback. */
735	GEN_SESSION_CB generate_session_id;
736
737	X509_VERIFY_PARAM *param;
738
739
740	int quiet_shutdown;
741	};
742
743#define SSL_SESS_CACHE_OFF			0x0000
744#define SSL_SESS_CACHE_CLIENT			0x0001
745#define SSL_SESS_CACHE_SERVER			0x0002
746#define SSL_SESS_CACHE_BOTH	(SSL_SESS_CACHE_CLIENT|SSL_SESS_CACHE_SERVER)
747#define SSL_SESS_CACHE_NO_AUTO_CLEAR		0x0080
748/* enough comments already ... see SSL_CTX_set_session_cache_mode(3) */
749#define SSL_SESS_CACHE_NO_INTERNAL_LOOKUP	0x0100
750#define SSL_SESS_CACHE_NO_INTERNAL_STORE	0x0200
751#define SSL_SESS_CACHE_NO_INTERNAL \
752	(SSL_SESS_CACHE_NO_INTERNAL_LOOKUP|SSL_SESS_CACHE_NO_INTERNAL_STORE)
753
754  struct lhash_st *SSL_CTX_sessions(SSL_CTX *ctx);
755#define SSL_CTX_sess_number(ctx) \
756	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_NUMBER,0,NULL)
757#define SSL_CTX_sess_connect(ctx) \
758	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT,0,NULL)
759#define SSL_CTX_sess_connect_good(ctx) \
760	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_GOOD,0,NULL)
761#define SSL_CTX_sess_connect_renegotiate(ctx) \
762	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_RENEGOTIATE,0,NULL)
763#define SSL_CTX_sess_accept(ctx) \
764	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT,0,NULL)
765#define SSL_CTX_sess_accept_renegotiate(ctx) \
766	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_RENEGOTIATE,0,NULL)
767#define SSL_CTX_sess_accept_good(ctx) \
768	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_GOOD,0,NULL)
769#define SSL_CTX_sess_hits(ctx) \
770	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_HIT,0,NULL)
771#define SSL_CTX_sess_cb_hits(ctx) \
772	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CB_HIT,0,NULL)
773#define SSL_CTX_sess_misses(ctx) \
774	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_MISSES,0,NULL)
775#define SSL_CTX_sess_timeouts(ctx) \
776	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_TIMEOUTS,0,NULL)
777#define SSL_CTX_sess_cache_full(ctx) \
778	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CACHE_FULL,0,NULL)
779
780#define SSL_CTX_sess_set_new_cb(ctx,cb)	((ctx)->new_session_cb=(cb))
781#define SSL_CTX_sess_get_new_cb(ctx)	((ctx)->new_session_cb)
782#define SSL_CTX_sess_set_remove_cb(ctx,cb)	((ctx)->remove_session_cb=(cb))
783#define SSL_CTX_sess_get_remove_cb(ctx)	((ctx)->remove_session_cb)
784#define SSL_CTX_sess_set_get_cb(ctx,cb)	((ctx)->get_session_cb=(cb))
785#define SSL_CTX_sess_get_get_cb(ctx)	((ctx)->get_session_cb)
786#define SSL_CTX_set_info_callback(ctx,cb)	((ctx)->info_callback=(cb))
787#define SSL_CTX_get_info_callback(ctx)		((ctx)->info_callback)
788#define SSL_CTX_set_client_cert_cb(ctx,cb)	((ctx)->client_cert_cb=(cb))
789#define SSL_CTX_get_client_cert_cb(ctx)		((ctx)->client_cert_cb)
790#define SSL_CTX_set_cookie_generate_cb(ctx,cb) ((ctx)->app_gen_cookie_cb=(cb))
791#define SSL_CTX_set_cookie_verify_cb(ctx,cb) ((ctx)->app_verify_cookie_cb=(cb))
792
793#define SSL_NOTHING	1
794#define SSL_WRITING	2
795#define SSL_READING	3
796#define SSL_X509_LOOKUP	4
797
798/* These will only be used when doing non-blocking IO */
799#define SSL_want_nothing(s)	(SSL_want(s) == SSL_NOTHING)
800#define SSL_want_read(s)	(SSL_want(s) == SSL_READING)
801#define SSL_want_write(s)	(SSL_want(s) == SSL_WRITING)
802#define SSL_want_x509_lookup(s)	(SSL_want(s) == SSL_X509_LOOKUP)
803
804struct ssl_st
805	{
806	/* protocol version
807	 * (one of SSL2_VERSION, SSL3_VERSION, TLS1_VERSION, DTLS1_VERSION)
808	 */
809	int version;
810	int type; /* SSL_ST_CONNECT or SSL_ST_ACCEPT */
811
812	SSL_METHOD *method; /* SSLv3 */
813
814	/* There are 2 BIO's even though they are normally both the
815	 * same.  This is so data can be read and written to different
816	 * handlers */
817
818#ifndef OPENSSL_NO_BIO
819	BIO *rbio; /* used by SSL_read */
820	BIO *wbio; /* used by SSL_write */
821	BIO *bbio; /* used during session-id reuse to concatenate
822		    * messages */
823#else
824	char *rbio; /* used by SSL_read */
825	char *wbio; /* used by SSL_write */
826	char *bbio;
827#endif
828	/* This holds a variable that indicates what we were doing
829	 * when a 0 or -1 is returned.  This is needed for
830	 * non-blocking IO so we know what request needs re-doing when
831	 * in SSL_accept or SSL_connect */
832	int rwstate;
833
834	/* true when we are actually in SSL_accept() or SSL_connect() */
835	int in_handshake;
836	int (*handshake_func)(SSL *);
837
838	/* Imagine that here's a boolean member "init" that is
839	 * switched as soon as SSL_set_{accept/connect}_state
840	 * is called for the first time, so that "state" and
841	 * "handshake_func" are properly initialized.  But as
842	 * handshake_func is == 0 until then, we use this
843	 * test instead of an "init" member.
844	 */
845
846	int server;	/* are we the server side? - mostly used by SSL_clear*/
847
848	int new_session;/* 1 if we are to use a new session.
849	                 * 2 if we are a server and are inside a handshake
850	                 *   (i.e. not just sending a HelloRequest)
851	                 * NB: For servers, the 'new' session may actually be a previously
852	                 * cached session or even the previous session unless
853	                 * SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION is set */
854	int quiet_shutdown;/* don't send shutdown packets */
855	int shutdown;	/* we have shut things down, 0x01 sent, 0x02
856			 * for received */
857	int state;	/* where we are */
858	int rstate;	/* where we are when reading */
859
860	BUF_MEM *init_buf;	/* buffer used during init */
861	void *init_msg;   	/* pointer to handshake message body, set by ssl3_get_message() */
862	int init_num;		/* amount read/written */
863	int init_off;		/* amount read/written */
864
865	/* used internally to point at a raw packet */
866	unsigned char *packet;
867	unsigned int packet_length;
868
869	struct ssl2_state_st *s2; /* SSLv2 variables */
870	struct ssl3_state_st *s3; /* SSLv3 variables */
871	struct dtls1_state_st *d1; /* DTLSv1 variables */
872
873	int read_ahead;		/* Read as many input bytes as possible
874	               	 	 * (for non-blocking reads) */
875
876	/* callback that allows applications to peek at protocol messages */
877	void (*msg_callback)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg);
878	void *msg_callback_arg;
879
880	int hit;		/* reusing a previous session */
881
882	X509_VERIFY_PARAM *param;
883
884
885	/* crypto */
886	STACK_OF(SSL_CIPHER) *cipher_list;
887	STACK_OF(SSL_CIPHER) *cipher_list_by_id;
888
889	/* These are the ones being used, the ones in SSL_SESSION are
890	 * the ones to be 'copied' into these ones */
891
892	EVP_CIPHER_CTX *enc_read_ctx;		/* cryptographic state */
893	const EVP_MD *read_hash;		/* used for mac generation */
894#ifndef OPENSSL_NO_COMP
895	COMP_CTX *expand;			/* uncompress */
896#else
897	char *expand;
898#endif
899
900	EVP_CIPHER_CTX *enc_write_ctx;		/* cryptographic state */
901	const EVP_MD *write_hash;		/* used for mac generation */
902#ifndef OPENSSL_NO_COMP
903	COMP_CTX *compress;			/* compression */
904#else
905	char *compress;
906#endif
907
908	/* session info */
909
910	/* client cert? */
911	/* This is used to hold the server certificate used */
912	struct cert_st /* CERT */ *cert;
913
914	/* the session_id_context is used to ensure sessions are only reused
915	 * in the appropriate context */
916	unsigned int sid_ctx_length;
917	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
918
919	/* This can also be in the session once a session is established */
920	SSL_SESSION *session;
921
922	/* Default generate session ID callback. */
923	GEN_SESSION_CB generate_session_id;
924
925	/* Used in SSL2 and SSL3 */
926	int verify_mode;	/* 0 don't care about verify failure.
927				 * 1 fail if verify fails */
928	int (*verify_callback)(int ok,X509_STORE_CTX *ctx); /* fail if callback returns 0 */
929
930	void (*info_callback)(const SSL *ssl,int type,int val); /* optional informational callback */
931
932	int error;		/* error bytes to be written */
933	int error_code;		/* actual code */
934
935#ifndef OPENSSL_NO_KRB5
936	KSSL_CTX *kssl_ctx;     /* Kerberos 5 context */
937#endif	/* OPENSSL_NO_KRB5 */
938
939	SSL_CTX *ctx;
940	/* set this flag to 1 and a sleep(1) is put into all SSL_read()
941	 * and SSL_write() calls, good for nbio debuging :-) */
942	int debug;
943
944	/* extra application data */
945	long verify_result;
946	CRYPTO_EX_DATA ex_data;
947
948	/* for server side, keep the list of CA_dn we can use */
949	STACK_OF(X509_NAME) *client_CA;
950
951	int references;
952	unsigned long options; /* protocol behaviour */
953	unsigned long mode; /* API behaviour */
954	long max_cert_list;
955	int first_packet;
956	int client_version;	/* what was passed, used for
957				 * SSLv3/TLS rollback check */
958	};
959
960#ifdef __cplusplus
961}
962#endif
963
964#include <openssl/ssl2.h>
965#include <openssl/ssl3.h>
966#include <openssl/tls1.h> /* This is mostly sslv3 with a few tweaks */
967#include <openssl/dtls1.h> /* Datagram TLS */
968#include <openssl/ssl23.h>
969
970#ifdef  __cplusplus
971extern "C" {
972#endif
973
974/* compatibility */
975#define SSL_set_app_data(s,arg)		(SSL_set_ex_data(s,0,(char *)arg))
976#define SSL_get_app_data(s)		(SSL_get_ex_data(s,0))
977#define SSL_SESSION_set_app_data(s,a)	(SSL_SESSION_set_ex_data(s,0,(char *)a))
978#define SSL_SESSION_get_app_data(s)	(SSL_SESSION_get_ex_data(s,0))
979#define SSL_CTX_get_app_data(ctx)	(SSL_CTX_get_ex_data(ctx,0))
980#define SSL_CTX_set_app_data(ctx,arg)	(SSL_CTX_set_ex_data(ctx,0,(char *)arg))
981
982/* The following are the possible values for ssl->state are are
983 * used to indicate where we are up to in the SSL connection establishment.
984 * The macros that follow are about the only things you should need to use
985 * and even then, only when using non-blocking IO.
986 * It can also be useful to work out where you were when the connection
987 * failed */
988
989#define SSL_ST_CONNECT			0x1000
990#define SSL_ST_ACCEPT			0x2000
991#define SSL_ST_MASK			0x0FFF
992#define SSL_ST_INIT			(SSL_ST_CONNECT|SSL_ST_ACCEPT)
993#define SSL_ST_BEFORE			0x4000
994#define SSL_ST_OK			0x03
995#define SSL_ST_RENEGOTIATE		(0x04|SSL_ST_INIT)
996
997#define SSL_CB_LOOP			0x01
998#define SSL_CB_EXIT			0x02
999#define SSL_CB_READ			0x04
1000#define SSL_CB_WRITE			0x08
1001#define SSL_CB_ALERT			0x4000 /* used in callback */
1002#define SSL_CB_READ_ALERT		(SSL_CB_ALERT|SSL_CB_READ)
1003#define SSL_CB_WRITE_ALERT		(SSL_CB_ALERT|SSL_CB_WRITE)
1004#define SSL_CB_ACCEPT_LOOP		(SSL_ST_ACCEPT|SSL_CB_LOOP)
1005#define SSL_CB_ACCEPT_EXIT		(SSL_ST_ACCEPT|SSL_CB_EXIT)
1006#define SSL_CB_CONNECT_LOOP		(SSL_ST_CONNECT|SSL_CB_LOOP)
1007#define SSL_CB_CONNECT_EXIT		(SSL_ST_CONNECT|SSL_CB_EXIT)
1008#define SSL_CB_HANDSHAKE_START		0x10
1009#define SSL_CB_HANDSHAKE_DONE		0x20
1010
1011/* Is the SSL_connection established? */
1012#define SSL_get_state(a)		SSL_state(a)
1013#define SSL_is_init_finished(a)		(SSL_state(a) == SSL_ST_OK)
1014#define SSL_in_init(a)			(SSL_state(a)&SSL_ST_INIT)
1015#define SSL_in_before(a)		(SSL_state(a)&SSL_ST_BEFORE)
1016#define SSL_in_connect_init(a)		(SSL_state(a)&SSL_ST_CONNECT)
1017#define SSL_in_accept_init(a)		(SSL_state(a)&SSL_ST_ACCEPT)
1018
1019/* The following 2 states are kept in ssl->rstate when reads fail,
1020 * you should not need these */
1021#define SSL_ST_READ_HEADER			0xF0
1022#define SSL_ST_READ_BODY			0xF1
1023#define SSL_ST_READ_DONE			0xF2
1024
1025/* Obtain latest Finished message
1026 *   -- that we sent (SSL_get_finished)
1027 *   -- that we expected from peer (SSL_get_peer_finished).
1028 * Returns length (0 == no Finished so far), copies up to 'count' bytes. */
1029size_t SSL_get_finished(const SSL *s, void *buf, size_t count);
1030size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count);
1031
1032/* use either SSL_VERIFY_NONE or SSL_VERIFY_PEER, the last 2 options
1033 * are 'ored' with SSL_VERIFY_PEER if they are desired */
1034#define SSL_VERIFY_NONE			0x00
1035#define SSL_VERIFY_PEER			0x01
1036#define SSL_VERIFY_FAIL_IF_NO_PEER_CERT	0x02
1037#define SSL_VERIFY_CLIENT_ONCE		0x04
1038
1039#define OpenSSL_add_ssl_algorithms()	SSL_library_init()
1040#define SSLeay_add_ssl_algorithms()	SSL_library_init()
1041
1042/* this is for backward compatibility */
1043/* More backward compatibility */
1044#define SSL_get_cipher(s) \
1045		SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1046#define SSL_get_cipher_bits(s,np) \
1047		SSL_CIPHER_get_bits(SSL_get_current_cipher(s),np)
1048#define SSL_get_cipher_version(s) \
1049		SSL_CIPHER_get_version(SSL_get_current_cipher(s))
1050#define SSL_get_cipher_name(s) \
1051		SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1052#define SSL_get_time(a)		SSL_SESSION_get_time(a)
1053#define SSL_set_time(a,b)	SSL_SESSION_set_time((a),(b))
1054#define SSL_get_timeout(a)	SSL_SESSION_get_timeout(a)
1055#define SSL_set_timeout(a,b)	SSL_SESSION_set_timeout((a),(b))
1056
1057#define d2i_SSL_SESSION_bio(bp,s_id) ASN1_d2i_bio_of(SSL_SESSION,SSL_SESSION_new,d2i_SSL_SESSION,bp,s_id)
1058#define i2d_SSL_SESSION_bio(bp,s_id) ASN1_i2d_bio_of(SSL_SESSION,i2d_SSL_SESSION,bp,s_id)
1059#define PEM_read_SSL_SESSION(fp,x,cb,u) (SSL_SESSION *)PEM_ASN1_read( \
1060	(char *(*)())d2i_SSL_SESSION,PEM_STRING_SSL_SESSION,fp,(char **)x,cb,u)
1061#define PEM_read_bio_SSL_SESSION(bp,x,cb,u) PEM_ASN1_read_bio_of(SSL_SESSION,d2i_SSL_SESSION,PEM_STRING_SSL_SESSION,bp,x,cb,u)
1062#define PEM_write_SSL_SESSION(fp,x) \
1063	PEM_ASN1_write((int (*)())i2d_SSL_SESSION, \
1064		PEM_STRING_SSL_SESSION,fp, (char *)x, NULL,NULL,0,NULL,NULL)
1065#define PEM_write_bio_SSL_SESSION(bp,x) \
1066	PEM_ASN1_write_bio_of(SSL_SESSION,i2d_SSL_SESSION,PEM_STRING_SSL_SESSION,bp,x,NULL,NULL,0,NULL,NULL)
1067
1068#define SSL_AD_REASON_OFFSET		1000
1069/* These alert types are for SSLv3 and TLSv1 */
1070#define SSL_AD_CLOSE_NOTIFY		SSL3_AD_CLOSE_NOTIFY
1071#define SSL_AD_UNEXPECTED_MESSAGE	SSL3_AD_UNEXPECTED_MESSAGE /* fatal */
1072#define SSL_AD_BAD_RECORD_MAC		SSL3_AD_BAD_RECORD_MAC     /* fatal */
1073#define SSL_AD_DECRYPTION_FAILED	TLS1_AD_DECRYPTION_FAILED
1074#define SSL_AD_RECORD_OVERFLOW		TLS1_AD_RECORD_OVERFLOW
1075#define SSL_AD_DECOMPRESSION_FAILURE	SSL3_AD_DECOMPRESSION_FAILURE/* fatal */
1076#define SSL_AD_HANDSHAKE_FAILURE	SSL3_AD_HANDSHAKE_FAILURE/* fatal */
1077#define SSL_AD_NO_CERTIFICATE		SSL3_AD_NO_CERTIFICATE /* Not for TLS */
1078#define SSL_AD_BAD_CERTIFICATE		SSL3_AD_BAD_CERTIFICATE
1079#define SSL_AD_UNSUPPORTED_CERTIFICATE	SSL3_AD_UNSUPPORTED_CERTIFICATE
1080#define SSL_AD_CERTIFICATE_REVOKED	SSL3_AD_CERTIFICATE_REVOKED
1081#define SSL_AD_CERTIFICATE_EXPIRED	SSL3_AD_CERTIFICATE_EXPIRED
1082#define SSL_AD_CERTIFICATE_UNKNOWN	SSL3_AD_CERTIFICATE_UNKNOWN
1083#define SSL_AD_ILLEGAL_PARAMETER	SSL3_AD_ILLEGAL_PARAMETER   /* fatal */
1084#define SSL_AD_UNKNOWN_CA		TLS1_AD_UNKNOWN_CA	/* fatal */
1085#define SSL_AD_ACCESS_DENIED		TLS1_AD_ACCESS_DENIED	/* fatal */
1086#define SSL_AD_DECODE_ERROR		TLS1_AD_DECODE_ERROR	/* fatal */
1087#define SSL_AD_DECRYPT_ERROR		TLS1_AD_DECRYPT_ERROR
1088#define SSL_AD_EXPORT_RESTRICTION	TLS1_AD_EXPORT_RESTRICTION/* fatal */
1089#define SSL_AD_PROTOCOL_VERSION		TLS1_AD_PROTOCOL_VERSION /* fatal */
1090#define SSL_AD_INSUFFICIENT_SECURITY	TLS1_AD_INSUFFICIENT_SECURITY/* fatal */
1091#define SSL_AD_INTERNAL_ERROR		TLS1_AD_INTERNAL_ERROR	/* fatal */
1092#define SSL_AD_USER_CANCELLED		TLS1_AD_USER_CANCELLED
1093#define SSL_AD_NO_RENEGOTIATION		TLS1_AD_NO_RENEGOTIATION
1094
1095#define SSL_ERROR_NONE			0
1096#define SSL_ERROR_SSL			1
1097#define SSL_ERROR_WANT_READ		2
1098#define SSL_ERROR_WANT_WRITE		3
1099#define SSL_ERROR_WANT_X509_LOOKUP	4
1100#define SSL_ERROR_SYSCALL		5 /* look at error stack/return value/errno */
1101#define SSL_ERROR_ZERO_RETURN		6
1102#define SSL_ERROR_WANT_CONNECT		7
1103#define SSL_ERROR_WANT_ACCEPT		8
1104
1105#define SSL_CTRL_NEED_TMP_RSA			1
1106#define SSL_CTRL_SET_TMP_RSA			2
1107#define SSL_CTRL_SET_TMP_DH			3
1108#define SSL_CTRL_SET_TMP_ECDH			4
1109#define SSL_CTRL_SET_TMP_RSA_CB			5
1110#define SSL_CTRL_SET_TMP_DH_CB			6
1111#define SSL_CTRL_SET_TMP_ECDH_CB		7
1112
1113#define SSL_CTRL_GET_SESSION_REUSED		8
1114#define SSL_CTRL_GET_CLIENT_CERT_REQUEST	9
1115#define SSL_CTRL_GET_NUM_RENEGOTIATIONS		10
1116#define SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS	11
1117#define SSL_CTRL_GET_TOTAL_RENEGOTIATIONS	12
1118#define SSL_CTRL_GET_FLAGS			13
1119#define SSL_CTRL_EXTRA_CHAIN_CERT		14
1120
1121#define SSL_CTRL_SET_MSG_CALLBACK               15
1122#define SSL_CTRL_SET_MSG_CALLBACK_ARG           16
1123
1124/* only applies to datagram connections */
1125#define SSL_CTRL_SET_MTU                17
1126/* Stats */
1127#define SSL_CTRL_SESS_NUMBER			20
1128#define SSL_CTRL_SESS_CONNECT			21
1129#define SSL_CTRL_SESS_CONNECT_GOOD		22
1130#define SSL_CTRL_SESS_CONNECT_RENEGOTIATE	23
1131#define SSL_CTRL_SESS_ACCEPT			24
1132#define SSL_CTRL_SESS_ACCEPT_GOOD		25
1133#define SSL_CTRL_SESS_ACCEPT_RENEGOTIATE	26
1134#define SSL_CTRL_SESS_HIT			27
1135#define SSL_CTRL_SESS_CB_HIT			28
1136#define SSL_CTRL_SESS_MISSES			29
1137#define SSL_CTRL_SESS_TIMEOUTS			30
1138#define SSL_CTRL_SESS_CACHE_FULL		31
1139#define SSL_CTRL_OPTIONS			32
1140#define SSL_CTRL_MODE				33
1141
1142#define SSL_CTRL_GET_READ_AHEAD			40
1143#define SSL_CTRL_SET_READ_AHEAD			41
1144#define SSL_CTRL_SET_SESS_CACHE_SIZE		42
1145#define SSL_CTRL_GET_SESS_CACHE_SIZE		43
1146#define SSL_CTRL_SET_SESS_CACHE_MODE		44
1147#define SSL_CTRL_GET_SESS_CACHE_MODE		45
1148
1149#define SSL_CTRL_GET_MAX_CERT_LIST		50
1150#define SSL_CTRL_SET_MAX_CERT_LIST		51
1151
1152#define SSL_session_reused(ssl) \
1153	SSL_ctrl((ssl),SSL_CTRL_GET_SESSION_REUSED,0,NULL)
1154#define SSL_num_renegotiations(ssl) \
1155	SSL_ctrl((ssl),SSL_CTRL_GET_NUM_RENEGOTIATIONS,0,NULL)
1156#define SSL_clear_num_renegotiations(ssl) \
1157	SSL_ctrl((ssl),SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS,0,NULL)
1158#define SSL_total_renegotiations(ssl) \
1159	SSL_ctrl((ssl),SSL_CTRL_GET_TOTAL_RENEGOTIATIONS,0,NULL)
1160
1161#define SSL_CTX_need_tmp_RSA(ctx) \
1162	SSL_CTX_ctrl(ctx,SSL_CTRL_NEED_TMP_RSA,0,NULL)
1163#define SSL_CTX_set_tmp_rsa(ctx,rsa) \
1164	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
1165#define SSL_CTX_set_tmp_dh(ctx,dh) \
1166	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
1167#define SSL_CTX_set_tmp_ecdh(ctx,ecdh) \
1168	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
1169
1170#define SSL_need_tmp_RSA(ssl) \
1171	SSL_ctrl(ssl,SSL_CTRL_NEED_TMP_RSA,0,NULL)
1172#define SSL_set_tmp_rsa(ssl,rsa) \
1173	SSL_ctrl(ssl,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
1174#define SSL_set_tmp_dh(ssl,dh) \
1175	SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
1176#define SSL_set_tmp_ecdh(ssl,ecdh) \
1177	SSL_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
1178
1179#define SSL_CTX_add_extra_chain_cert(ctx,x509) \
1180	SSL_CTX_ctrl(ctx,SSL_CTRL_EXTRA_CHAIN_CERT,0,(char *)x509)
1181
1182#ifndef OPENSSL_NO_BIO
1183BIO_METHOD *BIO_f_ssl(void);
1184BIO *BIO_new_ssl(SSL_CTX *ctx,int client);
1185BIO *BIO_new_ssl_connect(SSL_CTX *ctx);
1186BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx);
1187int BIO_ssl_copy_session_id(BIO *to,BIO *from);
1188void BIO_ssl_shutdown(BIO *ssl_bio);
1189
1190#endif
1191
1192int	SSL_CTX_set_cipher_list(SSL_CTX *,const char *str);
1193SSL_CTX *SSL_CTX_new(SSL_METHOD *meth);
1194void	SSL_CTX_free(SSL_CTX *);
1195long SSL_CTX_set_timeout(SSL_CTX *ctx,long t);
1196long SSL_CTX_get_timeout(const SSL_CTX *ctx);
1197X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *);
1198void SSL_CTX_set_cert_store(SSL_CTX *,X509_STORE *);
1199int SSL_want(const SSL *s);
1200int	SSL_clear(SSL *s);
1201
1202void	SSL_CTX_flush_sessions(SSL_CTX *ctx,long tm);
1203
1204SSL_CIPHER *SSL_get_current_cipher(const SSL *s);
1205int	SSL_CIPHER_get_bits(const SSL_CIPHER *c,int *alg_bits);
1206char *	SSL_CIPHER_get_version(const SSL_CIPHER *c);
1207const char *	SSL_CIPHER_get_name(const SSL_CIPHER *c);
1208
1209int	SSL_get_fd(const SSL *s);
1210int	SSL_get_rfd(const SSL *s);
1211int	SSL_get_wfd(const SSL *s);
1212const char  * SSL_get_cipher_list(const SSL *s,int n);
1213char *	SSL_get_shared_ciphers(const SSL *s, char *buf, int len);
1214int	SSL_get_read_ahead(const SSL * s);
1215int	SSL_pending(const SSL *s);
1216#ifndef OPENSSL_NO_SOCK
1217int	SSL_set_fd(SSL *s, int fd);
1218int	SSL_set_rfd(SSL *s, int fd);
1219int	SSL_set_wfd(SSL *s, int fd);
1220#endif
1221#ifndef OPENSSL_NO_BIO
1222void	SSL_set_bio(SSL *s, BIO *rbio,BIO *wbio);
1223BIO *	SSL_get_rbio(const SSL *s);
1224BIO *	SSL_get_wbio(const SSL *s);
1225#endif
1226int	SSL_set_cipher_list(SSL *s, const char *str);
1227void	SSL_set_read_ahead(SSL *s, int yes);
1228int	SSL_get_verify_mode(const SSL *s);
1229int	SSL_get_verify_depth(const SSL *s);
1230int	(*SSL_get_verify_callback(const SSL *s))(int,X509_STORE_CTX *);
1231void	SSL_set_verify(SSL *s, int mode,
1232		       int (*callback)(int ok,X509_STORE_CTX *ctx));
1233void	SSL_set_verify_depth(SSL *s, int depth);
1234#ifndef OPENSSL_NO_RSA
1235int	SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa);
1236#endif
1237int	SSL_use_RSAPrivateKey_ASN1(SSL *ssl, unsigned char *d, long len);
1238int	SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey);
1239int	SSL_use_PrivateKey_ASN1(int pk,SSL *ssl, const unsigned char *d, long len);
1240int	SSL_use_certificate(SSL *ssl, X509 *x);
1241int	SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len);
1242
1243#ifndef OPENSSL_NO_STDIO
1244int	SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type);
1245int	SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type);
1246int	SSL_use_certificate_file(SSL *ssl, const char *file, int type);
1247int	SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1248int	SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1249int	SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type);
1250int	SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file); /* PEM type */
1251STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file);
1252int	SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1253					    const char *file);
1254#ifndef OPENSSL_SYS_VMS
1255#ifndef OPENSSL_SYS_MACINTOSH_CLASSIC     /* XXXXX: Better scheme needed! [was: #ifndef MAC_OS_pre_X] */
1256int	SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1257					   const char *dir);
1258#endif
1259#endif
1260
1261#endif
1262
1263void	SSL_load_error_strings(void );
1264const char *SSL_state_string(const SSL *s);
1265const char *SSL_rstate_string(const SSL *s);
1266const char *SSL_state_string_long(const SSL *s);
1267const char *SSL_rstate_string_long(const SSL *s);
1268long	SSL_SESSION_get_time(const SSL_SESSION *s);
1269long	SSL_SESSION_set_time(SSL_SESSION *s, long t);
1270long	SSL_SESSION_get_timeout(const SSL_SESSION *s);
1271long	SSL_SESSION_set_timeout(SSL_SESSION *s, long t);
1272void	SSL_copy_session_id(SSL *to,const SSL *from);
1273
1274SSL_SESSION *SSL_SESSION_new(void);
1275unsigned long SSL_SESSION_hash(const SSL_SESSION *a);
1276int	SSL_SESSION_cmp(const SSL_SESSION *a,const SSL_SESSION *b);
1277const unsigned char *SSL_SESSION_get_id(const SSL_SESSION *s, unsigned int *len);
1278#ifndef OPENSSL_NO_FP_API
1279int	SSL_SESSION_print_fp(FILE *fp,const SSL_SESSION *ses);
1280#endif
1281#ifndef OPENSSL_NO_BIO
1282int	SSL_SESSION_print(BIO *fp,const SSL_SESSION *ses);
1283#endif
1284void	SSL_SESSION_free(SSL_SESSION *ses);
1285int	i2d_SSL_SESSION(SSL_SESSION *in,unsigned char **pp);
1286int	SSL_set_session(SSL *to, SSL_SESSION *session);
1287int	SSL_CTX_add_session(SSL_CTX *s, SSL_SESSION *c);
1288int	SSL_CTX_remove_session(SSL_CTX *,SSL_SESSION *c);
1289int	SSL_CTX_set_generate_session_id(SSL_CTX *, GEN_SESSION_CB);
1290int	SSL_set_generate_session_id(SSL *, GEN_SESSION_CB);
1291int	SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id,
1292					unsigned int id_len);
1293SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a,const unsigned char **pp,
1294			     long length);
1295
1296#ifdef HEADER_X509_H
1297X509 *	SSL_get_peer_certificate(const SSL *s);
1298#endif
1299
1300STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s);
1301
1302int SSL_CTX_get_verify_mode(const SSL_CTX *ctx);
1303int SSL_CTX_get_verify_depth(const SSL_CTX *ctx);
1304int (*SSL_CTX_get_verify_callback(const SSL_CTX *ctx))(int,X509_STORE_CTX *);
1305void SSL_CTX_set_verify(SSL_CTX *ctx,int mode,
1306			int (*callback)(int, X509_STORE_CTX *));
1307void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth);
1308void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx, int (*cb)(X509_STORE_CTX *,void *), void *arg);
1309#ifndef OPENSSL_NO_RSA
1310int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa);
1311#endif
1312int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d, long len);
1313int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey);
1314int SSL_CTX_use_PrivateKey_ASN1(int pk,SSL_CTX *ctx,
1315	const unsigned char *d, long len);
1316int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x);
1317int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, const unsigned char *d);
1318
1319void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb);
1320void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *u);
1321
1322int SSL_CTX_check_private_key(const SSL_CTX *ctx);
1323int SSL_check_private_key(const SSL *ctx);
1324
1325int	SSL_CTX_set_session_id_context(SSL_CTX *ctx,const unsigned char *sid_ctx,
1326				       unsigned int sid_ctx_len);
1327
1328SSL *	SSL_new(SSL_CTX *ctx);
1329int	SSL_set_session_id_context(SSL *ssl,const unsigned char *sid_ctx,
1330				   unsigned int sid_ctx_len);
1331
1332int SSL_CTX_set_purpose(SSL_CTX *s, int purpose);
1333int SSL_set_purpose(SSL *s, int purpose);
1334int SSL_CTX_set_trust(SSL_CTX *s, int trust);
1335int SSL_set_trust(SSL *s, int trust);
1336
1337void	SSL_free(SSL *ssl);
1338int 	SSL_accept(SSL *ssl);
1339int 	SSL_connect(SSL *ssl);
1340int 	SSL_read(SSL *ssl,void *buf,int num);
1341int 	SSL_peek(SSL *ssl,void *buf,int num);
1342int 	SSL_write(SSL *ssl,const void *buf,int num);
1343long	SSL_ctrl(SSL *ssl,int cmd, long larg, void *parg);
1344long	SSL_callback_ctrl(SSL *, int, void (*)(void));
1345long	SSL_CTX_ctrl(SSL_CTX *ctx,int cmd, long larg, void *parg);
1346long	SSL_CTX_callback_ctrl(SSL_CTX *, int, void (*)(void));
1347
1348int	SSL_get_error(const SSL *s,int ret_code);
1349const char *SSL_get_version(const SSL *s);
1350
1351/* This sets the 'default' SSL version that SSL_new() will create */
1352int SSL_CTX_set_ssl_version(SSL_CTX *ctx,SSL_METHOD *meth);
1353
1354SSL_METHOD *SSLv2_method(void);		/* SSLv2 */
1355SSL_METHOD *SSLv2_server_method(void);	/* SSLv2 */
1356SSL_METHOD *SSLv2_client_method(void);	/* SSLv2 */
1357
1358SSL_METHOD *SSLv3_method(void);		/* SSLv3 */
1359SSL_METHOD *SSLv3_server_method(void);	/* SSLv3 */
1360SSL_METHOD *SSLv3_client_method(void);	/* SSLv3 */
1361
1362SSL_METHOD *SSLv23_method(void);	/* SSLv3 but can rollback to v2 */
1363SSL_METHOD *SSLv23_server_method(void);	/* SSLv3 but can rollback to v2 */
1364SSL_METHOD *SSLv23_client_method(void);	/* SSLv3 but can rollback to v2 */
1365
1366SSL_METHOD *TLSv1_method(void);		/* TLSv1.0 */
1367SSL_METHOD *TLSv1_server_method(void);	/* TLSv1.0 */
1368SSL_METHOD *TLSv1_client_method(void);	/* TLSv1.0 */
1369
1370SSL_METHOD *DTLSv1_method(void);		/* DTLSv1.0 */
1371SSL_METHOD *DTLSv1_server_method(void);	/* DTLSv1.0 */
1372SSL_METHOD *DTLSv1_client_method(void);	/* DTLSv1.0 */
1373
1374STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s);
1375
1376int SSL_do_handshake(SSL *s);
1377int SSL_renegotiate(SSL *s);
1378int SSL_renegotiate_pending(SSL *s);
1379int SSL_shutdown(SSL *s);
1380
1381SSL_METHOD *SSL_get_ssl_method(SSL *s);
1382int SSL_set_ssl_method(SSL *s,SSL_METHOD *method);
1383const char *SSL_alert_type_string_long(int value);
1384const char *SSL_alert_type_string(int value);
1385const char *SSL_alert_desc_string_long(int value);
1386const char *SSL_alert_desc_string(int value);
1387
1388void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
1389void SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
1390STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s);
1391STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *s);
1392int SSL_add_client_CA(SSL *ssl,X509 *x);
1393int SSL_CTX_add_client_CA(SSL_CTX *ctx,X509 *x);
1394
1395void SSL_set_connect_state(SSL *s);
1396void SSL_set_accept_state(SSL *s);
1397
1398long SSL_get_default_timeout(const SSL *s);
1399
1400int SSL_library_init(void );
1401
1402char *SSL_CIPHER_description(SSL_CIPHER *,char *buf,int size);
1403STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk);
1404
1405SSL *SSL_dup(SSL *ssl);
1406
1407X509 *SSL_get_certificate(const SSL *ssl);
1408/* EVP_PKEY */ struct evp_pkey_st *SSL_get_privatekey(SSL *ssl);
1409
1410void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx,int mode);
1411int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx);
1412void SSL_set_quiet_shutdown(SSL *ssl,int mode);
1413int SSL_get_quiet_shutdown(const SSL *ssl);
1414void SSL_set_shutdown(SSL *ssl,int mode);
1415int SSL_get_shutdown(const SSL *ssl);
1416int SSL_version(const SSL *ssl);
1417int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx);
1418int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile,
1419	const char *CApath);
1420#define SSL_get0_session SSL_get_session /* just peek at pointer */
1421SSL_SESSION *SSL_get_session(const SSL *ssl);
1422SSL_SESSION *SSL_get1_session(SSL *ssl); /* obtain a reference count */
1423SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl);
1424void SSL_set_info_callback(SSL *ssl,
1425			   void (*cb)(const SSL *ssl,int type,int val));
1426void (*SSL_get_info_callback(const SSL *ssl))(const SSL *ssl,int type,int val);
1427int SSL_state(const SSL *ssl);
1428
1429void SSL_set_verify_result(SSL *ssl,long v);
1430long SSL_get_verify_result(const SSL *ssl);
1431
1432int SSL_set_ex_data(SSL *ssl,int idx,void *data);
1433void *SSL_get_ex_data(const SSL *ssl,int idx);
1434int SSL_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1435	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1436
1437int SSL_SESSION_set_ex_data(SSL_SESSION *ss,int idx,void *data);
1438void *SSL_SESSION_get_ex_data(const SSL_SESSION *ss,int idx);
1439int SSL_SESSION_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1440	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1441
1442int SSL_CTX_set_ex_data(SSL_CTX *ssl,int idx,void *data);
1443void *SSL_CTX_get_ex_data(const SSL_CTX *ssl,int idx);
1444int SSL_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1445	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1446
1447int SSL_get_ex_data_X509_STORE_CTX_idx(void );
1448
1449#define SSL_CTX_sess_set_cache_size(ctx,t) \
1450	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_SIZE,t,NULL)
1451#define SSL_CTX_sess_get_cache_size(ctx) \
1452	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_SIZE,0,NULL)
1453#define SSL_CTX_set_session_cache_mode(ctx,m) \
1454	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_MODE,m,NULL)
1455#define SSL_CTX_get_session_cache_mode(ctx) \
1456	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_MODE,0,NULL)
1457
1458#define SSL_CTX_get_default_read_ahead(ctx) SSL_CTX_get_read_ahead(ctx)
1459#define SSL_CTX_set_default_read_ahead(ctx,m) SSL_CTX_set_read_ahead(ctx,m)
1460#define SSL_CTX_get_read_ahead(ctx) \
1461	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_READ_AHEAD,0,NULL)
1462#define SSL_CTX_set_read_ahead(ctx,m) \
1463	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_READ_AHEAD,m,NULL)
1464#define SSL_CTX_get_max_cert_list(ctx) \
1465	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
1466#define SSL_CTX_set_max_cert_list(ctx,m) \
1467	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
1468#define SSL_get_max_cert_list(ssl) \
1469	SSL_ctrl(ssl,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
1470#define SSL_set_max_cert_list(ssl,m) \
1471	SSL_ctrl(ssl,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
1472
1473     /* NB: the keylength is only applicable when is_export is true */
1474#ifndef OPENSSL_NO_RSA
1475void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,
1476				  RSA *(*cb)(SSL *ssl,int is_export,
1477					     int keylength));
1478
1479void SSL_set_tmp_rsa_callback(SSL *ssl,
1480				  RSA *(*cb)(SSL *ssl,int is_export,
1481					     int keylength));
1482#endif
1483#ifndef OPENSSL_NO_DH
1484void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,
1485				 DH *(*dh)(SSL *ssl,int is_export,
1486					   int keylength));
1487void SSL_set_tmp_dh_callback(SSL *ssl,
1488				 DH *(*dh)(SSL *ssl,int is_export,
1489					   int keylength));
1490#endif
1491#ifndef OPENSSL_NO_ECDH
1492void SSL_CTX_set_tmp_ecdh_callback(SSL_CTX *ctx,
1493				 EC_KEY *(*ecdh)(SSL *ssl,int is_export,
1494					   int keylength));
1495void SSL_set_tmp_ecdh_callback(SSL *ssl,
1496				 EC_KEY *(*ecdh)(SSL *ssl,int is_export,
1497					   int keylength));
1498#endif
1499
1500#ifndef OPENSSL_NO_COMP
1501const COMP_METHOD *SSL_get_current_compression(SSL *s);
1502const COMP_METHOD *SSL_get_current_expansion(SSL *s);
1503const char *SSL_COMP_get_name(const COMP_METHOD *comp);
1504STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void);
1505int SSL_COMP_add_compression_method(int id,COMP_METHOD *cm);
1506#else
1507const void *SSL_get_current_compression(SSL *s);
1508const void *SSL_get_current_expansion(SSL *s);
1509const char *SSL_COMP_get_name(const void *comp);
1510void *SSL_COMP_get_compression_methods(void);
1511int SSL_COMP_add_compression_method(int id,void *cm);
1512#endif
1513
1514/* BEGIN ERROR CODES */
1515/* The following lines are auto generated by the script mkerr.pl. Any changes
1516 * made after this point may be overwritten when the script is next run.
1517 */
1518void ERR_load_SSL_strings(void);
1519
1520/* Error codes for the SSL functions. */
1521
1522/* Function codes. */
1523#define SSL_F_CLIENT_CERTIFICATE			 100
1524#define SSL_F_CLIENT_FINISHED				 238
1525#define SSL_F_CLIENT_HELLO				 101
1526#define SSL_F_CLIENT_MASTER_KEY				 102
1527#define SSL_F_D2I_SSL_SESSION				 103
1528#define SSL_F_DO_DTLS1_WRITE				 1003
1529#define SSL_F_DO_SSL3_WRITE				 104
1530#define SSL_F_DTLS1_ACCEPT				 1004
1531#define SSL_F_DTLS1_BUFFER_RECORD			 1005
1532#define SSL_F_DTLS1_CLIENT_HELLO			 1006
1533#define SSL_F_DTLS1_CONNECT				 1007
1534#define SSL_F_DTLS1_ENC					 1008
1535#define SSL_F_DTLS1_GET_HELLO_VERIFY			 1009
1536#define SSL_F_DTLS1_GET_MESSAGE				 1010
1537#define SSL_F_DTLS1_GET_MESSAGE_FRAGMENT		 1011
1538#define SSL_F_DTLS1_GET_RECORD				 1012
1539#define SSL_F_DTLS1_OUTPUT_CERT_CHAIN			 1013
1540#define SSL_F_DTLS1_PROCESS_OUT_OF_SEQ_MESSAGE		 1014
1541#define SSL_F_DTLS1_PROCESS_RECORD			 1015
1542#define SSL_F_DTLS1_READ_BYTES				 1016
1543#define SSL_F_DTLS1_READ_FAILED				 1001
1544#define SSL_F_DTLS1_SEND_CERTIFICATE_REQUEST		 1017
1545#define SSL_F_DTLS1_SEND_CLIENT_CERTIFICATE		 1018
1546#define SSL_F_DTLS1_SEND_CLIENT_KEY_EXCHANGE		 1019
1547#define SSL_F_DTLS1_SEND_CLIENT_VERIFY			 1020
1548#define SSL_F_DTLS1_SEND_HELLO_VERIFY_REQUEST		 1002
1549#define SSL_F_DTLS1_SEND_SERVER_CERTIFICATE		 1021
1550#define SSL_F_DTLS1_SEND_SERVER_HELLO			 1022
1551#define SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE		 1023
1552#define SSL_F_DTLS1_WRITE_APP_DATA_BYTES		 1024
1553#define SSL_F_GET_CLIENT_FINISHED			 105
1554#define SSL_F_GET_CLIENT_HELLO				 106
1555#define SSL_F_GET_CLIENT_MASTER_KEY			 107
1556#define SSL_F_GET_SERVER_FINISHED			 108
1557#define SSL_F_GET_SERVER_HELLO				 109
1558#define SSL_F_GET_SERVER_VERIFY				 110
1559#define SSL_F_I2D_SSL_SESSION				 111
1560#define SSL_F_READ_N					 112
1561#define SSL_F_REQUEST_CERTIFICATE			 113
1562#define SSL_F_SERVER_FINISH				 239
1563#define SSL_F_SERVER_HELLO				 114
1564#define SSL_F_SERVER_VERIFY				 240
1565#define SSL_F_SSL23_ACCEPT				 115
1566#define SSL_F_SSL23_CLIENT_HELLO			 116
1567#define SSL_F_SSL23_CONNECT				 117
1568#define SSL_F_SSL23_GET_CLIENT_HELLO			 118
1569#define SSL_F_SSL23_GET_SERVER_HELLO			 119
1570#define SSL_F_SSL23_PEEK				 237
1571#define SSL_F_SSL23_READ				 120
1572#define SSL_F_SSL23_WRITE				 121
1573#define SSL_F_SSL2_ACCEPT				 122
1574#define SSL_F_SSL2_CONNECT				 123
1575#define SSL_F_SSL2_ENC_INIT				 124
1576#define SSL_F_SSL2_GENERATE_KEY_MATERIAL		 241
1577#define SSL_F_SSL2_PEEK					 234
1578#define SSL_F_SSL2_READ					 125
1579#define SSL_F_SSL2_READ_INTERNAL			 236
1580#define SSL_F_SSL2_SET_CERTIFICATE			 126
1581#define SSL_F_SSL2_WRITE				 127
1582#define SSL_F_SSL3_ACCEPT				 128
1583#define SSL_F_SSL3_CALLBACK_CTRL			 233
1584#define SSL_F_SSL3_CHANGE_CIPHER_STATE			 129
1585#define SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM		 130
1586#define SSL_F_SSL3_CLIENT_HELLO				 131
1587#define SSL_F_SSL3_CONNECT				 132
1588#define SSL_F_SSL3_CTRL					 213
1589#define SSL_F_SSL3_CTX_CTRL				 133
1590#define SSL_F_SSL3_ENC					 134
1591#define SSL_F_SSL3_GENERATE_KEY_BLOCK			 238
1592#define SSL_F_SSL3_GET_CERTIFICATE_REQUEST		 135
1593#define SSL_F_SSL3_GET_CERT_VERIFY			 136
1594#define SSL_F_SSL3_GET_CLIENT_CERTIFICATE		 137
1595#define SSL_F_SSL3_GET_CLIENT_HELLO			 138
1596#define SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE		 139
1597#define SSL_F_SSL3_GET_FINISHED				 140
1598#define SSL_F_SSL3_GET_KEY_EXCHANGE			 141
1599#define SSL_F_SSL3_GET_MESSAGE				 142
1600#define SSL_F_SSL3_GET_RECORD				 143
1601#define SSL_F_SSL3_GET_SERVER_CERTIFICATE		 144
1602#define SSL_F_SSL3_GET_SERVER_DONE			 145
1603#define SSL_F_SSL3_GET_SERVER_HELLO			 146
1604#define SSL_F_SSL3_OUTPUT_CERT_CHAIN			 147
1605#define SSL_F_SSL3_PEEK					 235
1606#define SSL_F_SSL3_READ_BYTES				 148
1607#define SSL_F_SSL3_READ_N				 149
1608#define SSL_F_SSL3_SEND_CERTIFICATE_REQUEST		 150
1609#define SSL_F_SSL3_SEND_CLIENT_CERTIFICATE		 151
1610#define SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE		 152
1611#define SSL_F_SSL3_SEND_CLIENT_VERIFY			 153
1612#define SSL_F_SSL3_SEND_SERVER_CERTIFICATE		 154
1613#define SSL_F_SSL3_SEND_SERVER_HELLO			 242
1614#define SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE		 155
1615#define SSL_F_SSL3_SETUP_BUFFERS			 156
1616#define SSL_F_SSL3_SETUP_KEY_BLOCK			 157
1617#define SSL_F_SSL3_WRITE_BYTES				 158
1618#define SSL_F_SSL3_WRITE_PENDING			 159
1619#define SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK	 215
1620#define SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK	 216
1621#define SSL_F_SSL_BAD_METHOD				 160
1622#define SSL_F_SSL_BYTES_TO_CIPHER_LIST			 161
1623#define SSL_F_SSL_CERT_DUP				 221
1624#define SSL_F_SSL_CERT_INST				 222
1625#define SSL_F_SSL_CERT_INSTANTIATE			 214
1626#define SSL_F_SSL_CERT_NEW				 162
1627#define SSL_F_SSL_CHECK_PRIVATE_KEY			 163
1628#define SSL_F_SSL_CIPHER_PROCESS_RULESTR		 230
1629#define SSL_F_SSL_CIPHER_STRENGTH_SORT			 231
1630#define SSL_F_SSL_CLEAR					 164
1631#define SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD		 165
1632#define SSL_F_SSL_CREATE_CIPHER_LIST			 166
1633#define SSL_F_SSL_CTRL					 232
1634#define SSL_F_SSL_CTX_CHECK_PRIVATE_KEY			 168
1635#define SSL_F_SSL_CTX_NEW				 169
1636#define SSL_F_SSL_CTX_SET_CIPHER_LIST			 1026
1637#define SSL_F_SSL_CTX_SET_PURPOSE			 226
1638#define SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT		 219
1639#define SSL_F_SSL_CTX_SET_SSL_VERSION			 170
1640#define SSL_F_SSL_CTX_SET_TRUST				 229
1641#define SSL_F_SSL_CTX_USE_CERTIFICATE			 171
1642#define SSL_F_SSL_CTX_USE_CERTIFICATE_ASN1		 172
1643#define SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE	 220
1644#define SSL_F_SSL_CTX_USE_CERTIFICATE_FILE		 173
1645#define SSL_F_SSL_CTX_USE_PRIVATEKEY			 174
1646#define SSL_F_SSL_CTX_USE_PRIVATEKEY_ASN1		 175
1647#define SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE		 176
1648#define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY			 177
1649#define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_ASN1		 178
1650#define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE		 179
1651#define SSL_F_SSL_DO_HANDSHAKE				 180
1652#define SSL_F_SSL_GET_NEW_SESSION			 181
1653#define SSL_F_SSL_GET_PREV_SESSION			 217
1654#define SSL_F_SSL_GET_SERVER_SEND_CERT			 182
1655#define SSL_F_SSL_GET_SIGN_PKEY				 183
1656#define SSL_F_SSL_INIT_WBIO_BUFFER			 184
1657#define SSL_F_SSL_LOAD_CLIENT_CA_FILE			 185
1658#define SSL_F_SSL_NEW					 186
1659#define SSL_F_SSL_PEEK					 1025
1660#define SSL_F_SSL_READ					 223
1661#define SSL_F_SSL_RSA_PRIVATE_DECRYPT			 187
1662#define SSL_F_SSL_RSA_PUBLIC_ENCRYPT			 188
1663#define SSL_F_SSL_SESSION_NEW				 189
1664#define SSL_F_SSL_SESSION_PRINT_FP			 190
1665#define SSL_F_SSL_SESS_CERT_NEW				 225
1666#define SSL_F_SSL_SET_CERT				 191
1667#define SSL_F_SSL_SET_CIPHER_LIST			 1027
1668#define SSL_F_SSL_SET_FD				 192
1669#define SSL_F_SSL_SET_PKEY				 193
1670#define SSL_F_SSL_SET_PURPOSE				 227
1671#define SSL_F_SSL_SET_RFD				 194
1672#define SSL_F_SSL_SET_SESSION				 195
1673#define SSL_F_SSL_SET_SESSION_ID_CONTEXT		 218
1674#define SSL_F_SSL_SET_TRUST				 228
1675#define SSL_F_SSL_SET_WFD				 196
1676#define SSL_F_SSL_SHUTDOWN				 224
1677#define SSL_F_SSL_UNDEFINED_CONST_FUNCTION		 243
1678#define SSL_F_SSL_UNDEFINED_FUNCTION			 197
1679#define SSL_F_SSL_UNDEFINED_VOID_FUNCTION		 244
1680#define SSL_F_SSL_USE_CERTIFICATE			 198
1681#define SSL_F_SSL_USE_CERTIFICATE_ASN1			 199
1682#define SSL_F_SSL_USE_CERTIFICATE_FILE			 200
1683#define SSL_F_SSL_USE_PRIVATEKEY			 201
1684#define SSL_F_SSL_USE_PRIVATEKEY_ASN1			 202
1685#define SSL_F_SSL_USE_PRIVATEKEY_FILE			 203
1686#define SSL_F_SSL_USE_RSAPRIVATEKEY			 204
1687#define SSL_F_SSL_USE_RSAPRIVATEKEY_ASN1		 205
1688#define SSL_F_SSL_USE_RSAPRIVATEKEY_FILE		 206
1689#define SSL_F_SSL_VERIFY_CERT_CHAIN			 207
1690#define SSL_F_SSL_WRITE					 208
1691#define SSL_F_TLS1_CHANGE_CIPHER_STATE			 209
1692#define SSL_F_TLS1_ENC					 210
1693#define SSL_F_TLS1_SETUP_KEY_BLOCK			 211
1694#define SSL_F_WRITE_PENDING				 212
1695
1696/* Reason codes. */
1697#define SSL_R_APP_DATA_IN_HANDSHAKE			 100
1698#define SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT 272
1699#define SSL_R_BAD_ALERT_RECORD				 101
1700#define SSL_R_BAD_AUTHENTICATION_TYPE			 102
1701#define SSL_R_BAD_CHANGE_CIPHER_SPEC			 103
1702#define SSL_R_BAD_CHECKSUM				 104
1703#define SSL_R_BAD_DATA_RETURNED_BY_CALLBACK		 106
1704#define SSL_R_BAD_DECOMPRESSION				 107
1705#define SSL_R_BAD_DH_G_LENGTH				 108
1706#define SSL_R_BAD_DH_PUB_KEY_LENGTH			 109
1707#define SSL_R_BAD_DH_P_LENGTH				 110
1708#define SSL_R_BAD_DIGEST_LENGTH				 111
1709#define SSL_R_BAD_DSA_SIGNATURE				 112
1710#define SSL_R_BAD_ECC_CERT				 1117
1711#define SSL_R_BAD_ECDSA_SIGNATURE			 1112
1712#define SSL_R_BAD_ECPOINT				 1113
1713#define SSL_R_BAD_HELLO_REQUEST				 105
1714#define SSL_R_BAD_LENGTH				 271
1715#define SSL_R_BAD_MAC_DECODE				 113
1716#define SSL_R_BAD_MESSAGE_TYPE				 114
1717#define SSL_R_BAD_PACKET_LENGTH				 115
1718#define SSL_R_BAD_PROTOCOL_VERSION_NUMBER		 116
1719#define SSL_R_BAD_RESPONSE_ARGUMENT			 117
1720#define SSL_R_BAD_RSA_DECRYPT				 118
1721#define SSL_R_BAD_RSA_ENCRYPT				 119
1722#define SSL_R_BAD_RSA_E_LENGTH				 120
1723#define SSL_R_BAD_RSA_MODULUS_LENGTH			 121
1724#define SSL_R_BAD_RSA_SIGNATURE				 122
1725#define SSL_R_BAD_SIGNATURE				 123
1726#define SSL_R_BAD_SSL_FILETYPE				 124
1727#define SSL_R_BAD_SSL_SESSION_ID_LENGTH			 125
1728#define SSL_R_BAD_STATE					 126
1729#define SSL_R_BAD_WRITE_RETRY				 127
1730#define SSL_R_BIO_NOT_SET				 128
1731#define SSL_R_BLOCK_CIPHER_PAD_IS_WRONG			 129
1732#define SSL_R_BN_LIB					 130
1733#define SSL_R_CA_DN_LENGTH_MISMATCH			 131
1734#define SSL_R_CA_DN_TOO_LONG				 132
1735#define SSL_R_CCS_RECEIVED_EARLY			 133
1736#define SSL_R_CERTIFICATE_VERIFY_FAILED			 134
1737#define SSL_R_CERT_LENGTH_MISMATCH			 135
1738#define SSL_R_CHALLENGE_IS_DIFFERENT			 136
1739#define SSL_R_CIPHER_CODE_WRONG_LENGTH			 137
1740#define SSL_R_CIPHER_OR_HASH_UNAVAILABLE		 138
1741#define SSL_R_CIPHER_TABLE_SRC_ERROR			 139
1742#define SSL_R_COMPRESSED_LENGTH_TOO_LONG		 140
1743#define SSL_R_COMPRESSION_FAILURE			 141
1744#define SSL_R_COMPRESSION_ID_NOT_WITHIN_PRIVATE_RANGE	 1120
1745#define SSL_R_COMPRESSION_LIBRARY_ERROR			 142
1746#define SSL_R_CONNECTION_ID_IS_DIFFERENT		 143
1747#define SSL_R_CONNECTION_TYPE_NOT_SET			 144
1748#define SSL_R_COOKIE_MISMATCH				 2002
1749#define SSL_R_DATA_BETWEEN_CCS_AND_FINISHED		 145
1750#define SSL_R_DATA_LENGTH_TOO_LONG			 146
1751#define SSL_R_DECRYPTION_FAILED				 147
1752#define SSL_R_DECRYPTION_FAILED_OR_BAD_RECORD_MAC	 1109
1753#define SSL_R_DH_PUBLIC_VALUE_LENGTH_IS_WRONG		 148
1754#define SSL_R_DIGEST_CHECK_FAILED			 149
1755#define SSL_R_DUPLICATE_COMPRESSION_ID			 1121
1756#define SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER		 1119
1757#define SSL_R_ENCRYPTED_LENGTH_TOO_LONG			 150
1758#define SSL_R_ERROR_GENERATING_TMP_RSA_KEY		 1092
1759#define SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST		 151
1760#define SSL_R_EXCESSIVE_MESSAGE_SIZE			 152
1761#define SSL_R_EXTRA_DATA_IN_MESSAGE			 153
1762#define SSL_R_GOT_A_FIN_BEFORE_A_CCS			 154
1763#define SSL_R_HTTPS_PROXY_REQUEST			 155
1764#define SSL_R_HTTP_REQUEST				 156
1765#define SSL_R_ILLEGAL_PADDING				 1110
1766#define SSL_R_INVALID_CHALLENGE_LENGTH			 158
1767#define SSL_R_INVALID_COMMAND				 280
1768#define SSL_R_INVALID_PURPOSE				 278
1769#define SSL_R_INVALID_TRUST				 279
1770#define SSL_R_KEY_ARG_TOO_LONG				 1112
1771#define SSL_R_KRB5					 1104
1772#define SSL_R_KRB5_C_CC_PRINC				 1094
1773#define SSL_R_KRB5_C_GET_CRED				 1095
1774#define SSL_R_KRB5_C_INIT				 1096
1775#define SSL_R_KRB5_C_MK_REQ				 1097
1776#define SSL_R_KRB5_S_BAD_TICKET				 1098
1777#define SSL_R_KRB5_S_INIT				 1099
1778#define SSL_R_KRB5_S_RD_REQ				 1108
1779#define SSL_R_KRB5_S_TKT_EXPIRED			 1105
1780#define SSL_R_KRB5_S_TKT_NYV				 1106
1781#define SSL_R_KRB5_S_TKT_SKEW				 1107
1782#define SSL_R_LENGTH_MISMATCH				 159
1783#define SSL_R_LENGTH_TOO_SHORT				 160
1784#define SSL_R_LIBRARY_BUG				 274
1785#define SSL_R_LIBRARY_HAS_NO_CIPHERS			 161
1786#define SSL_R_MASTER_KEY_TOO_LONG			 1112
1787#define SSL_R_MESSAGE_TOO_LONG				 1111
1788#define SSL_R_MISSING_DH_DSA_CERT			 162
1789#define SSL_R_MISSING_DH_KEY				 163
1790#define SSL_R_MISSING_DH_RSA_CERT			 164
1791#define SSL_R_MISSING_DSA_SIGNING_CERT			 165
1792#define SSL_R_MISSING_EXPORT_TMP_DH_KEY			 166
1793#define SSL_R_MISSING_EXPORT_TMP_RSA_KEY		 167
1794#define SSL_R_MISSING_RSA_CERTIFICATE			 168
1795#define SSL_R_MISSING_RSA_ENCRYPTING_CERT		 169
1796#define SSL_R_MISSING_RSA_SIGNING_CERT			 170
1797#define SSL_R_MISSING_TMP_DH_KEY			 171
1798#define SSL_R_MISSING_TMP_ECDH_KEY			 1114
1799#define SSL_R_MISSING_TMP_RSA_KEY			 172
1800#define SSL_R_MISSING_TMP_RSA_PKEY			 173
1801#define SSL_R_MISSING_VERIFY_MESSAGE			 174
1802#define SSL_R_NON_SSLV2_INITIAL_PACKET			 175
1803#define SSL_R_NO_CERTIFICATES_RETURNED			 176
1804#define SSL_R_NO_CERTIFICATE_ASSIGNED			 177
1805#define SSL_R_NO_CERTIFICATE_RETURNED			 178
1806#define SSL_R_NO_CERTIFICATE_SET			 179
1807#define SSL_R_NO_CERTIFICATE_SPECIFIED			 180
1808#define SSL_R_NO_CIPHERS_AVAILABLE			 181
1809#define SSL_R_NO_CIPHERS_PASSED				 182
1810#define SSL_R_NO_CIPHERS_SPECIFIED			 183
1811#define SSL_R_NO_CIPHER_LIST				 184
1812#define SSL_R_NO_CIPHER_MATCH				 185
1813#define SSL_R_NO_CLIENT_CERT_RECEIVED			 186
1814#define SSL_R_NO_COMPRESSION_SPECIFIED			 187
1815#define SSL_R_NO_METHOD_SPECIFIED			 188
1816#define SSL_R_NO_PRIVATEKEY				 189
1817#define SSL_R_NO_PRIVATE_KEY_ASSIGNED			 190
1818#define SSL_R_NO_PROTOCOLS_AVAILABLE			 191
1819#define SSL_R_NO_PUBLICKEY				 192
1820#define SSL_R_NO_SHARED_CIPHER				 193
1821#define SSL_R_NO_VERIFY_CALLBACK			 194
1822#define SSL_R_NULL_SSL_CTX				 195
1823#define SSL_R_NULL_SSL_METHOD_PASSED			 196
1824#define SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED		 197
1825#define SSL_R_PACKET_LENGTH_TOO_LONG			 198
1826#define SSL_R_PATH_TOO_LONG				 270
1827#define SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE		 199
1828#define SSL_R_PEER_ERROR				 200
1829#define SSL_R_PEER_ERROR_CERTIFICATE			 201
1830#define SSL_R_PEER_ERROR_NO_CERTIFICATE			 202
1831#define SSL_R_PEER_ERROR_NO_CIPHER			 203
1832#define SSL_R_PEER_ERROR_UNSUPPORTED_CERTIFICATE_TYPE	 204
1833#define SSL_R_PRE_MAC_LENGTH_TOO_LONG			 205
1834#define SSL_R_PROBLEMS_MAPPING_CIPHER_FUNCTIONS		 206
1835#define SSL_R_PROTOCOL_IS_SHUTDOWN			 207
1836#define SSL_R_PUBLIC_KEY_ENCRYPT_ERROR			 208
1837#define SSL_R_PUBLIC_KEY_IS_NOT_RSA			 209
1838#define SSL_R_PUBLIC_KEY_NOT_RSA			 210
1839#define SSL_R_READ_BIO_NOT_SET				 211
1840#define SSL_R_READ_TIMEOUT_EXPIRED			 2001
1841#define SSL_R_READ_WRONG_PACKET_TYPE			 212
1842#define SSL_R_RECORD_LENGTH_MISMATCH			 213
1843#define SSL_R_RECORD_TOO_LARGE				 214
1844#define SSL_R_RECORD_TOO_SMALL				 1093
1845#define SSL_R_REQUIRED_CIPHER_MISSING			 215
1846#define SSL_R_REUSE_CERT_LENGTH_NOT_ZERO		 216
1847#define SSL_R_REUSE_CERT_TYPE_NOT_ZERO			 217
1848#define SSL_R_REUSE_CIPHER_LIST_NOT_ZERO		 218
1849#define SSL_R_SESSION_ID_CONTEXT_UNINITIALIZED		 277
1850#define SSL_R_SHORT_READ				 219
1851#define SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE	 220
1852#define SSL_R_SSL23_DOING_SESSION_ID_REUSE		 221
1853#define SSL_R_SSL2_CONNECTION_ID_TOO_LONG		 1114
1854#define SSL_R_SSL3_SESSION_ID_TOO_LONG			 1113
1855#define SSL_R_SSL3_SESSION_ID_TOO_SHORT			 222
1856#define SSL_R_SSLV3_ALERT_BAD_CERTIFICATE		 1042
1857#define SSL_R_SSLV3_ALERT_BAD_RECORD_MAC		 1020
1858#define SSL_R_SSLV3_ALERT_CERTIFICATE_EXPIRED		 1045
1859#define SSL_R_SSLV3_ALERT_CERTIFICATE_REVOKED		 1044
1860#define SSL_R_SSLV3_ALERT_CERTIFICATE_UNKNOWN		 1046
1861#define SSL_R_SSLV3_ALERT_DECOMPRESSION_FAILURE		 1030
1862#define SSL_R_SSLV3_ALERT_HANDSHAKE_FAILURE		 1040
1863#define SSL_R_SSLV3_ALERT_ILLEGAL_PARAMETER		 1047
1864#define SSL_R_SSLV3_ALERT_NO_CERTIFICATE		 1041
1865#define SSL_R_SSLV3_ALERT_PEER_ERROR_CERTIFICATE	 223
1866#define SSL_R_SSLV3_ALERT_PEER_ERROR_NO_CERTIFICATE	 224
1867#define SSL_R_SSLV3_ALERT_PEER_ERROR_NO_CIPHER		 225
1868#define SSL_R_SSLV3_ALERT_PEER_ERROR_UNSUPPORTED_CERTIFICATE_TYPE 226
1869#define SSL_R_SSLV3_ALERT_UNEXPECTED_MESSAGE		 1010
1870#define SSL_R_SSLV3_ALERT_UNKNOWN_REMOTE_ERROR_TYPE	 227
1871#define SSL_R_SSLV3_ALERT_UNSUPPORTED_CERTIFICATE	 1043
1872#define SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION	 228
1873#define SSL_R_SSL_HANDSHAKE_FAILURE			 229
1874#define SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS		 230
1875#define SSL_R_SSL_SESSION_ID_CALLBACK_FAILED		 1102
1876#define SSL_R_SSL_SESSION_ID_CONFLICT			 1103
1877#define SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG		 273
1878#define SSL_R_SSL_SESSION_ID_HAS_BAD_LENGTH		 1101
1879#define SSL_R_SSL_SESSION_ID_IS_DIFFERENT		 231
1880#define SSL_R_TLSV1_ALERT_ACCESS_DENIED			 1049
1881#define SSL_R_TLSV1_ALERT_DECODE_ERROR			 1050
1882#define SSL_R_TLSV1_ALERT_DECRYPTION_FAILED		 1021
1883#define SSL_R_TLSV1_ALERT_DECRYPT_ERROR			 1051
1884#define SSL_R_TLSV1_ALERT_EXPORT_RESTRICTION		 1060
1885#define SSL_R_TLSV1_ALERT_INSUFFICIENT_SECURITY		 1071
1886#define SSL_R_TLSV1_ALERT_INTERNAL_ERROR		 1080
1887#define SSL_R_TLSV1_ALERT_NO_RENEGOTIATION		 1100
1888#define SSL_R_TLSV1_ALERT_PROTOCOL_VERSION		 1070
1889#define SSL_R_TLSV1_ALERT_RECORD_OVERFLOW		 1022
1890#define SSL_R_TLSV1_ALERT_UNKNOWN_CA			 1048
1891#define SSL_R_TLSV1_ALERT_USER_CANCELLED		 1090
1892#define SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER	 232
1893#define SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST 233
1894#define SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG	 234
1895#define SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER		 235
1896#define SSL_R_UNABLE_TO_DECODE_DH_CERTS			 236
1897#define SSL_R_UNABLE_TO_DECODE_ECDH_CERTS		 1115
1898#define SSL_R_UNABLE_TO_EXTRACT_PUBLIC_KEY		 237
1899#define SSL_R_UNABLE_TO_FIND_DH_PARAMETERS		 238
1900#define SSL_R_UNABLE_TO_FIND_ECDH_PARAMETERS		 1116
1901#define SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS	 239
1902#define SSL_R_UNABLE_TO_FIND_SSL_METHOD			 240
1903#define SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES		 241
1904#define SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES		 242
1905#define SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES		 243
1906#define SSL_R_UNEXPECTED_MESSAGE			 244
1907#define SSL_R_UNEXPECTED_RECORD				 245
1908#define SSL_R_UNINITIALIZED				 276
1909#define SSL_R_UNKNOWN_ALERT_TYPE			 246
1910#define SSL_R_UNKNOWN_CERTIFICATE_TYPE			 247
1911#define SSL_R_UNKNOWN_CIPHER_RETURNED			 248
1912#define SSL_R_UNKNOWN_CIPHER_TYPE			 249
1913#define SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE			 250
1914#define SSL_R_UNKNOWN_PKEY_TYPE				 251
1915#define SSL_R_UNKNOWN_PROTOCOL				 252
1916#define SSL_R_UNKNOWN_REMOTE_ERROR_TYPE			 253
1917#define SSL_R_UNKNOWN_SSL_VERSION			 254
1918#define SSL_R_UNKNOWN_STATE				 255
1919#define SSL_R_UNSUPPORTED_CIPHER			 256
1920#define SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM		 257
1921#define SSL_R_UNSUPPORTED_ELLIPTIC_CURVE		 1118
1922#define SSL_R_UNSUPPORTED_OPTION			 1091
1923#define SSL_R_UNSUPPORTED_PROTOCOL			 258
1924#define SSL_R_UNSUPPORTED_SSL_VERSION			 259
1925#define SSL_R_WRITE_BIO_NOT_SET				 260
1926#define SSL_R_WRONG_CIPHER_RETURNED			 261
1927#define SSL_R_WRONG_MESSAGE_TYPE			 262
1928#define SSL_R_WRONG_NUMBER_OF_KEY_BITS			 263
1929#define SSL_R_WRONG_SIGNATURE_LENGTH			 264
1930#define SSL_R_WRONG_SIGNATURE_SIZE			 265
1931#define SSL_R_WRONG_SSL_VERSION				 266
1932#define SSL_R_WRONG_VERSION_NUMBER			 267
1933#define SSL_R_X509_LIB					 268
1934#define SSL_R_X509_VERIFICATION_SETUP_PROBLEMS		 269
1935
1936#ifdef  __cplusplus
1937}
1938#endif
1939#endif
1940