1/* ssl/ssl.h */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to.  The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 *    notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 *    notice, this list of conditions and the following disclaimer in the
30 *    documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 *    must display the following acknowledgement:
33 *    "This product includes cryptographic software written by
34 *     Eric Young (eay@cryptsoft.com)"
35 *    The word 'cryptographic' can be left out if the rouines from the library
36 *    being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 *    the apps directory (application code) you must include an acknowledgement:
39 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed.  i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58/* ====================================================================
59 * Copyright (c) 1998-2001 The OpenSSL Project.  All rights reserved.
60 *
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
63 * are met:
64 *
65 * 1. Redistributions of source code must retain the above copyright
66 *    notice, this list of conditions and the following disclaimer.
67 *
68 * 2. Redistributions in binary form must reproduce the above copyright
69 *    notice, this list of conditions and the following disclaimer in
70 *    the documentation and/or other materials provided with the
71 *    distribution.
72 *
73 * 3. All advertising materials mentioning features or use of this
74 *    software must display the following acknowledgment:
75 *    "This product includes software developed by the OpenSSL Project
76 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 *
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 *    endorse or promote products derived from this software without
80 *    prior written permission. For written permission, please contact
81 *    openssl-core@openssl.org.
82 *
83 * 5. Products derived from this software may not be called "OpenSSL"
84 *    nor may "OpenSSL" appear in their names without prior written
85 *    permission of the OpenSSL Project.
86 *
87 * 6. Redistributions of any form whatsoever must retain the following
88 *    acknowledgment:
89 *    "This product includes software developed by the OpenSSL Project
90 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 *
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
105 *
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com).  This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
109 *
110 */
111/* ====================================================================
112 * Copyright (c) 1998-2006 The OpenSSL Project.  All rights reserved.
113 *
114 * Redistribution and use in source and binary forms, with or without
115 * modification, are permitted provided that the following conditions
116 * are met:
117 *
118 * 1. Redistributions of source code must retain the above copyright
119 *    notice, this list of conditions and the following disclaimer.
120 *
121 * 2. Redistributions in binary form must reproduce the above copyright
122 *    notice, this list of conditions and the following disclaimer in
123 *    the documentation and/or other materials provided with the
124 *    distribution.
125 *
126 * 3. All advertising materials mentioning features or use of this
127 *    software must display the following acknowledgment:
128 *    "This product includes software developed by the OpenSSL Project
129 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
130 *
131 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
132 *    endorse or promote products derived from this software without
133 *    prior written permission. For written permission, please contact
134 *    openssl-core@openssl.org.
135 *
136 * 5. Products derived from this software may not be called "OpenSSL"
137 *    nor may "OpenSSL" appear in their names without prior written
138 *    permission of the OpenSSL Project.
139 *
140 * 6. Redistributions of any form whatsoever must retain the following
141 *    acknowledgment:
142 *    "This product includes software developed by the OpenSSL Project
143 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
144 *
145 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
146 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
147 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
148 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
149 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
150 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
151 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
152 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
153 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
154 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
155 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
156 * OF THE POSSIBILITY OF SUCH DAMAGE.
157 * ====================================================================
158 *
159 * This product includes cryptographic software written by Eric Young
160 * (eay@cryptsoft.com).  This product includes software written by Tim
161 * Hudson (tjh@cryptsoft.com).
162 *
163 */
164/* ====================================================================
165 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
166 * ECC cipher suite support in OpenSSL originally developed by
167 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
168 */
169
170#ifndef HEADER_SSL_H
171#define HEADER_SSL_H
172
173#include <openssl/e_os2.h>
174
175#ifndef OPENSSL_NO_COMP
176#include <openssl/comp.h>
177#endif
178#ifndef OPENSSL_NO_BIO
179#include <openssl/bio.h>
180#endif
181#ifndef OPENSSL_NO_DEPRECATED
182#ifndef OPENSSL_NO_X509
183#include <openssl/x509.h>
184#endif
185#include <openssl/crypto.h>
186#include <openssl/lhash.h>
187#include <openssl/buffer.h>
188#endif
189#include <openssl/pem.h>
190
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_CAMELLIA	"CAMELLIA"
286#define SSL_TXT_MD5		"MD5"
287#define SSL_TXT_SHA1		"SHA1"
288#define SSL_TXT_SHA		"SHA"
289#define SSL_TXT_EXP		"EXP"
290#define SSL_TXT_EXPORT		"EXPORT"
291#define SSL_TXT_EXP40		"EXPORT40"
292#define SSL_TXT_EXP56		"EXPORT56"
293#define SSL_TXT_SSLV2		"SSLv2"
294#define SSL_TXT_SSLV3		"SSLv3"
295#define SSL_TXT_TLSV1		"TLSv1"
296#define SSL_TXT_ALL		"ALL"
297#define SSL_TXT_ECC		"ECCdraft" /* ECC ciphersuites are not yet official */
298
299/*
300 * COMPLEMENTOF* definitions. These identifiers are used to (de-select)
301 * ciphers normally not being used.
302 * Example: "RC4" will activate all ciphers using RC4 including ciphers
303 * without authentication, which would normally disabled by DEFAULT (due
304 * the "!ADH" being part of default). Therefore "RC4:!COMPLEMENTOFDEFAULT"
305 * will make sure that it is also disabled in the specific selection.
306 * COMPLEMENTOF* identifiers are portable between version, as adjustments
307 * to the default cipher setup will also be included here.
308 *
309 * COMPLEMENTOFDEFAULT does not experience the same special treatment that
310 * DEFAULT gets, as only selection is being done and no sorting as needed
311 * for DEFAULT.
312 */
313#define SSL_TXT_CMPALL		"COMPLEMENTOFALL"
314#define SSL_TXT_CMPDEF		"COMPLEMENTOFDEFAULT"
315
316/* The following cipher list is used by default.
317 * It also is substituted when an application-defined cipher list string
318 * starts with 'DEFAULT'. */
319#ifdef OPENSSL_NO_CAMELLIA
320# define SSL_DEFAULT_CIPHER_LIST	"ALL:!ADH:+RC4:@STRENGTH" /* low priority for RC4 */
321#else
322# define SSL_DEFAULT_CIPHER_LIST	"AES:CAMELLIA:ALL:!ADH:+RC4:@STRENGTH" /* low priority for RC4 */
323#endif
324
325/* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
326#define SSL_SENT_SHUTDOWN	1
327#define SSL_RECEIVED_SHUTDOWN	2
328
329#ifdef __cplusplus
330}
331#endif
332
333#ifdef  __cplusplus
334extern "C" {
335#endif
336
337#if (defined(OPENSSL_NO_RSA) || defined(OPENSSL_NO_MD5)) && !defined(OPENSSL_NO_SSL2)
338#define OPENSSL_NO_SSL2
339#endif
340
341#define SSL_FILETYPE_ASN1	X509_FILETYPE_ASN1
342#define SSL_FILETYPE_PEM	X509_FILETYPE_PEM
343
344/* This is needed to stop compilers complaining about the
345 * 'struct ssl_st *' function parameters used to prototype callbacks
346 * in SSL_CTX. */
347typedef struct ssl_st *ssl_crock_st;
348
349/* used to hold info on the particular ciphers used */
350typedef struct ssl_cipher_st
351	{
352	int valid;
353	const char *name;		/* text name */
354	unsigned long id;		/* id, 4 bytes, first is version */
355	unsigned long algorithms;	/* what ciphers are used */
356	unsigned long algo_strength;	/* strength and export flags */
357	unsigned long algorithm2;	/* Extra flags */
358	int strength_bits;		/* Number of bits really used */
359	int alg_bits;			/* Number of bits for algorithm */
360	unsigned long mask;		/* used for matching */
361	unsigned long mask_strength;	/* also used for matching */
362	} SSL_CIPHER;
363
364DECLARE_STACK_OF(SSL_CIPHER)
365
366typedef struct ssl_st SSL;
367typedef struct ssl_ctx_st SSL_CTX;
368
369/* Used to hold functions for SSLv2 or SSLv3/TLSv1 functions */
370typedef struct ssl_method_st
371	{
372	int version;
373	int (*ssl_new)(SSL *s);
374	void (*ssl_clear)(SSL *s);
375	void (*ssl_free)(SSL *s);
376	int (*ssl_accept)(SSL *s);
377	int (*ssl_connect)(SSL *s);
378	int (*ssl_read)(SSL *s,void *buf,int len);
379	int (*ssl_peek)(SSL *s,void *buf,int len);
380	int (*ssl_write)(SSL *s,const void *buf,int len);
381	int (*ssl_shutdown)(SSL *s);
382	int (*ssl_renegotiate)(SSL *s);
383	int (*ssl_renegotiate_check)(SSL *s);
384	long (*ssl_get_message)(SSL *s, int st1, int stn, int mt, long
385		max, int *ok);
386	int (*ssl_read_bytes)(SSL *s, int type, unsigned char *buf, int len,
387		int peek);
388	int (*ssl_write_bytes)(SSL *s, int type, const void *buf_, int len);
389	int (*ssl_dispatch_alert)(SSL *s);
390	long (*ssl_ctrl)(SSL *s,int cmd,long larg,void *parg);
391	long (*ssl_ctx_ctrl)(SSL_CTX *ctx,int cmd,long larg,void *parg);
392	SSL_CIPHER *(*get_cipher_by_char)(const unsigned char *ptr);
393	int (*put_cipher_by_char)(const SSL_CIPHER *cipher,unsigned char *ptr);
394	int (*ssl_pending)(const SSL *s);
395	int (*num_ciphers)(void);
396	SSL_CIPHER *(*get_cipher)(unsigned ncipher);
397	struct ssl_method_st *(*get_ssl_method)(int version);
398	long (*get_timeout)(void);
399	struct ssl3_enc_method *ssl3_enc; /* Extra SSLv3/TLS stuff */
400	int (*ssl_version)(void);
401	long (*ssl_callback_ctrl)(SSL *s, int cb_id, void (*fp)(void));
402	long (*ssl_ctx_callback_ctrl)(SSL_CTX *s, int cb_id, void (*fp)(void));
403	} SSL_METHOD;
404
405/* Lets make this into an ASN.1 type structure as follows
406 * SSL_SESSION_ID ::= SEQUENCE {
407 *	version 		INTEGER,	-- structure version number
408 *	SSLversion 		INTEGER,	-- SSL version number
409 *	Cipher 			OCTET_STRING,	-- the 3 byte cipher ID
410 *	Session_ID 		OCTET_STRING,	-- the Session ID
411 *	Master_key 		OCTET_STRING,	-- the master key
412 *	KRB5_principal		OCTET_STRING	-- optional Kerberos principal
413 *	Key_Arg [ 0 ] IMPLICIT	OCTET_STRING,	-- the optional Key argument
414 *	Time [ 1 ] EXPLICIT	INTEGER,	-- optional Start Time
415 *	Timeout [ 2 ] EXPLICIT	INTEGER,	-- optional Timeout ins seconds
416 *	Peer [ 3 ] EXPLICIT	X509,		-- optional Peer Certificate
417 *	Session_ID_context [ 4 ] EXPLICIT OCTET_STRING,   -- the Session ID context
418 *	Verify_result [ 5 ] EXPLICIT INTEGER    -- X509_V_... code for `Peer'
419 *	Compression [6] IMPLICIT ASN1_OBJECT	-- compression OID XXXXX
420 *	}
421 * Look in ssl/ssl_asn1.c for more details
422 * I'm using EXPLICIT tags so I can read the damn things using asn1parse :-).
423 */
424typedef struct ssl_session_st
425	{
426	int ssl_version;	/* what ssl version session info is
427				 * being kept in here? */
428
429	/* only really used in SSLv2 */
430	unsigned int key_arg_length;
431	unsigned char key_arg[SSL_MAX_KEY_ARG_LENGTH];
432	int master_key_length;
433	unsigned char master_key[SSL_MAX_MASTER_KEY_LENGTH];
434	/* session_id - valid? */
435	unsigned int session_id_length;
436	unsigned char session_id[SSL_MAX_SSL_SESSION_ID_LENGTH];
437	/* this is used to determine whether the session is being reused in
438	 * the appropriate context. It is up to the application to set this,
439	 * via SSL_new */
440	unsigned int sid_ctx_length;
441	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
442
443#ifndef OPENSSL_NO_KRB5
444        unsigned int krb5_client_princ_len;
445        unsigned char krb5_client_princ[SSL_MAX_KRB5_PRINCIPAL_LENGTH];
446#endif /* OPENSSL_NO_KRB5 */
447
448	int not_resumable;
449
450	/* The cert is the certificate used to establish this connection */
451	struct sess_cert_st /* SESS_CERT */ *sess_cert;
452
453	/* This is the cert for the other end.
454	 * On clients, it will be the same as sess_cert->peer_key->x509
455	 * (the latter is not enough as sess_cert is not retained
456	 * in the external representation of sessions, see ssl_asn1.c). */
457	X509 *peer;
458	/* when app_verify_callback accepts a session where the peer's certificate
459	 * is not ok, we must remember the error for session reuse: */
460	long verify_result; /* only for servers */
461
462	int references;
463	long timeout;
464	long time;
465
466	int compress_meth;		/* Need to lookup the method */
467
468	SSL_CIPHER *cipher;
469	unsigned long cipher_id;	/* when ASN.1 loaded, this
470					 * needs to be used to load
471					 * the 'cipher' structure */
472
473	STACK_OF(SSL_CIPHER) *ciphers; /* shared ciphers? */
474
475	CRYPTO_EX_DATA ex_data; /* application specific data */
476
477	/* These are used to make removal of session-ids more
478	 * efficient and to implement a maximum cache size. */
479	struct ssl_session_st *prev,*next;
480	} SSL_SESSION;
481
482
483#define SSL_OP_MICROSOFT_SESS_ID_BUG			0x00000001L
484#define SSL_OP_NETSCAPE_CHALLENGE_BUG			0x00000002L
485#define SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG		0x00000008L
486#define SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG		0x00000010L
487#define SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER		0x00000020L
488#define SSL_OP_MSIE_SSLV2_RSA_PADDING			0x00000040L /* no effect since 0.9.7h and 0.9.8b */
489#define SSL_OP_SSLEAY_080_CLIENT_DH_BUG			0x00000080L
490#define SSL_OP_TLS_D5_BUG				0x00000100L
491#define SSL_OP_TLS_BLOCK_PADDING_BUG			0x00000200L
492
493/* Disable SSL 3.0/TLS 1.0 CBC vulnerability workaround that was added
494 * in OpenSSL 0.9.6d.  Usually (depending on the application protocol)
495 * the workaround is not needed.  Unfortunately some broken SSL/TLS
496 * implementations cannot handle it at all, which is why we include
497 * it in SSL_OP_ALL. */
498#define SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS              0x00000800L /* added in 0.9.6e */
499
500/* SSL_OP_ALL: various bug workarounds that should be rather harmless.
501 *             This used to be 0x000FFFFFL before 0.9.7. */
502#define SSL_OP_ALL					0x00000FFFL
503
504/* DTLS options */
505#define SSL_OP_NO_QUERY_MTU                 0x00001000L
506/* Turn on Cookie Exchange (on relevant for servers) */
507#define SSL_OP_COOKIE_EXCHANGE              0x00002000L
508
509/* As server, disallow session resumption on renegotiation */
510#define SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION	0x00010000L
511/* If set, always create a new key when using tmp_ecdh parameters */
512#define SSL_OP_SINGLE_ECDH_USE				0x00080000L
513/* If set, always create a new key when using tmp_dh parameters */
514#define SSL_OP_SINGLE_DH_USE				0x00100000L
515/* Set to always use the tmp_rsa key when doing RSA operations,
516 * even when this violates protocol specs */
517#define SSL_OP_EPHEMERAL_RSA				0x00200000L
518/* Set on servers to choose the cipher according to the server's
519 * preferences */
520#define SSL_OP_CIPHER_SERVER_PREFERENCE			0x00400000L
521/* If set, a server will allow a client to issue a SSLv3.0 version number
522 * as latest version supported in the premaster secret, even when TLSv1.0
523 * (version 3.1) was announced in the client hello. Normally this is
524 * forbidden to prevent version rollback attacks. */
525#define SSL_OP_TLS_ROLLBACK_BUG				0x00800000L
526
527#define SSL_OP_NO_SSLv2					0x01000000L
528#define SSL_OP_NO_SSLv3					0x02000000L
529#define SSL_OP_NO_TLSv1					0x04000000L
530
531/* The next flag deliberately changes the ciphertest, this is a check
532 * for the PKCS#1 attack */
533#define SSL_OP_PKCS1_CHECK_1				0x08000000L
534#define SSL_OP_PKCS1_CHECK_2				0x10000000L
535#define SSL_OP_NETSCAPE_CA_DN_BUG			0x20000000L
536#define SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG		0x40000000L
537
538
539/* Allow SSL_write(..., n) to return r with 0 < r < n (i.e. report success
540 * when just a single record has been written): */
541#define SSL_MODE_ENABLE_PARTIAL_WRITE       0x00000001L
542/* Make it possible to retry SSL_write() with changed buffer location
543 * (buffer contents must stay the same!); this is not the default to avoid
544 * the misconception that non-blocking SSL_write() behaves like
545 * non-blocking write(): */
546#define SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER 0x00000002L
547/* Never bother the application with retries if the transport
548 * is blocking: */
549#define SSL_MODE_AUTO_RETRY 0x00000004L
550/* Don't attempt to automatically build certificate chain */
551#define SSL_MODE_NO_AUTO_CHAIN 0x00000008L
552
553
554/* Note: SSL[_CTX]_set_{options,mode} use |= op on the previous value,
555 * they cannot be used to clear bits. */
556
557#define SSL_CTX_set_options(ctx,op) \
558	SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,(op),NULL)
559#define SSL_CTX_get_options(ctx) \
560	SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,0,NULL)
561#define SSL_set_options(ssl,op) \
562	SSL_ctrl((ssl),SSL_CTRL_OPTIONS,(op),NULL)
563#define SSL_get_options(ssl) \
564        SSL_ctrl((ssl),SSL_CTRL_OPTIONS,0,NULL)
565
566#define SSL_CTX_set_mode(ctx,op) \
567	SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,(op),NULL)
568#define SSL_CTX_get_mode(ctx) \
569	SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,0,NULL)
570#define SSL_set_mode(ssl,op) \
571	SSL_ctrl((ssl),SSL_CTRL_MODE,(op),NULL)
572#define SSL_get_mode(ssl) \
573        SSL_ctrl((ssl),SSL_CTRL_MODE,0,NULL)
574#define SSL_set_mtu(ssl, mtu) \
575        SSL_ctrl((ssl),SSL_CTRL_SET_MTU,(mtu),NULL)
576
577
578void 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));
579void 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));
580#define SSL_CTX_set_msg_callback_arg(ctx, arg) SSL_CTX_ctrl((ctx), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
581#define SSL_set_msg_callback_arg(ssl, arg) SSL_ctrl((ssl), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
582
583
584
585#if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN32)
586#define SSL_MAX_CERT_LIST_DEFAULT 1024*30 /* 30k max cert list :-) */
587#else
588#define SSL_MAX_CERT_LIST_DEFAULT 1024*100 /* 100k max cert list :-) */
589#endif
590
591#define SSL_SESSION_CACHE_MAX_SIZE_DEFAULT	(1024*20)
592
593/* This callback type is used inside SSL_CTX, SSL, and in the functions that set
594 * them. It is used to override the generation of SSL/TLS session IDs in a
595 * server. Return value should be zero on an error, non-zero to proceed. Also,
596 * callbacks should themselves check if the id they generate is unique otherwise
597 * the SSL handshake will fail with an error - callbacks can do this using the
598 * 'ssl' value they're passed by;
599 *      SSL_has_matching_session_id(ssl, id, *id_len)
600 * The length value passed in is set at the maximum size the session ID can be.
601 * In SSLv2 this is 16 bytes, whereas SSLv3/TLSv1 it is 32 bytes. The callback
602 * can alter this length to be less if desired, but under SSLv2 session IDs are
603 * supposed to be fixed at 16 bytes so the id will be padded after the callback
604 * returns in this case. It is also an error for the callback to set the size to
605 * zero. */
606typedef int (*GEN_SESSION_CB)(const SSL *ssl, unsigned char *id,
607				unsigned int *id_len);
608
609typedef struct ssl_comp_st
610	{
611	int id;
612	const char *name;
613#ifndef OPENSSL_NO_COMP
614	COMP_METHOD *method;
615#else
616	char *method;
617#endif
618	} SSL_COMP;
619
620DECLARE_STACK_OF(SSL_COMP)
621
622struct ssl_ctx_st
623	{
624	SSL_METHOD *method;
625
626	STACK_OF(SSL_CIPHER) *cipher_list;
627	/* same as above but sorted for lookup */
628	STACK_OF(SSL_CIPHER) *cipher_list_by_id;
629
630	struct x509_store_st /* X509_STORE */ *cert_store;
631	struct lhash_st /* LHASH */ *sessions;	/* a set of SSL_SESSIONs */
632	/* Most session-ids that will be cached, default is
633	 * SSL_SESSION_CACHE_MAX_SIZE_DEFAULT. 0 is unlimited. */
634	unsigned long session_cache_size;
635	struct ssl_session_st *session_cache_head;
636	struct ssl_session_st *session_cache_tail;
637
638	/* This can have one of 2 values, ored together,
639	 * SSL_SESS_CACHE_CLIENT,
640	 * SSL_SESS_CACHE_SERVER,
641	 * Default is SSL_SESSION_CACHE_SERVER, which means only
642	 * SSL_accept which cache SSL_SESSIONS. */
643	int session_cache_mode;
644
645	/* If timeout is not 0, it is the default timeout value set
646	 * when SSL_new() is called.  This has been put in to make
647	 * life easier to set things up */
648	long session_timeout;
649
650	/* If this callback is not null, it will be called each
651	 * time a session id is added to the cache.  If this function
652	 * returns 1, it means that the callback will do a
653	 * SSL_SESSION_free() when it has finished using it.  Otherwise,
654	 * on 0, it means the callback has finished with it.
655	 * If remove_session_cb is not null, it will be called when
656	 * a session-id is removed from the cache.  After the call,
657	 * OpenSSL will SSL_SESSION_free() it. */
658	int (*new_session_cb)(struct ssl_st *ssl,SSL_SESSION *sess);
659	void (*remove_session_cb)(struct ssl_ctx_st *ctx,SSL_SESSION *sess);
660	SSL_SESSION *(*get_session_cb)(struct ssl_st *ssl,
661		unsigned char *data,int len,int *copy);
662
663	struct
664		{
665		int sess_connect;	/* SSL new conn - started */
666		int sess_connect_renegotiate;/* SSL reneg - requested */
667		int sess_connect_good;	/* SSL new conne/reneg - finished */
668		int sess_accept;	/* SSL new accept - started */
669		int sess_accept_renegotiate;/* SSL reneg - requested */
670		int sess_accept_good;	/* SSL accept/reneg - finished */
671		int sess_miss;		/* session lookup misses  */
672		int sess_timeout;	/* reuse attempt on timeouted session */
673		int sess_cache_full;	/* session removed due to full cache */
674		int sess_hit;		/* session reuse actually done */
675		int sess_cb_hit;	/* session-id that was not
676					 * in the cache was
677					 * passed back via the callback.  This
678					 * indicates that the application is
679					 * supplying session-id's from other
680					 * processes - spooky :-) */
681		} stats;
682
683	int references;
684
685	/* if defined, these override the X509_verify_cert() calls */
686	int (*app_verify_callback)(X509_STORE_CTX *, void *);
687	void *app_verify_arg;
688	/* before OpenSSL 0.9.7, 'app_verify_arg' was ignored
689	 * ('app_verify_callback' was called with just one argument) */
690
691	/* Default password callback. */
692	pem_password_cb *default_passwd_callback;
693
694	/* Default password callback user data. */
695	void *default_passwd_callback_userdata;
696
697	/* get client cert callback */
698	int (*client_cert_cb)(SSL *ssl, X509 **x509, EVP_PKEY **pkey);
699
700    /* cookie generate callback */
701    int (*app_gen_cookie_cb)(SSL *ssl, unsigned char *cookie,
702        unsigned int *cookie_len);
703
704    /* verify cookie callback */
705    int (*app_verify_cookie_cb)(SSL *ssl, unsigned char *cookie,
706        unsigned int cookie_len);
707
708	CRYPTO_EX_DATA ex_data;
709
710	const EVP_MD *rsa_md5;/* For SSLv2 - name is 'ssl2-md5' */
711	const EVP_MD *md5;	/* For SSLv3/TLSv1 'ssl3-md5' */
712	const EVP_MD *sha1;   /* For SSLv3/TLSv1 'ssl3->sha1' */
713
714	STACK_OF(X509) *extra_certs;
715	STACK_OF(SSL_COMP) *comp_methods; /* stack of SSL_COMP, SSLv3/TLSv1 */
716
717
718	/* Default values used when no per-SSL value is defined follow */
719
720	void (*info_callback)(const SSL *ssl,int type,int val); /* used if SSL's info_callback is NULL */
721
722	/* what we put in client cert requests */
723	STACK_OF(X509_NAME) *client_CA;
724
725
726	/* Default values to use in SSL structures follow (these are copied by SSL_new) */
727
728	unsigned long options;
729	unsigned long mode;
730	long max_cert_list;
731
732	struct cert_st /* CERT */ *cert;
733	int read_ahead;
734
735	/* callback that allows applications to peek at protocol messages */
736	void (*msg_callback)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg);
737	void *msg_callback_arg;
738
739	int verify_mode;
740	unsigned int sid_ctx_length;
741	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
742	int (*default_verify_callback)(int ok,X509_STORE_CTX *ctx); /* called 'verify_callback' in the SSL */
743
744	/* Default generate session ID callback. */
745	GEN_SESSION_CB generate_session_id;
746
747	X509_VERIFY_PARAM *param;
748
749#if 0
750	int purpose;		/* Purpose setting */
751	int trust;		/* Trust setting */
752#endif
753
754	int quiet_shutdown;
755	};
756
757#define SSL_SESS_CACHE_OFF			0x0000
758#define SSL_SESS_CACHE_CLIENT			0x0001
759#define SSL_SESS_CACHE_SERVER			0x0002
760#define SSL_SESS_CACHE_BOTH	(SSL_SESS_CACHE_CLIENT|SSL_SESS_CACHE_SERVER)
761#define SSL_SESS_CACHE_NO_AUTO_CLEAR		0x0080
762/* enough comments already ... see SSL_CTX_set_session_cache_mode(3) */
763#define SSL_SESS_CACHE_NO_INTERNAL_LOOKUP	0x0100
764#define SSL_SESS_CACHE_NO_INTERNAL_STORE	0x0200
765#define SSL_SESS_CACHE_NO_INTERNAL \
766	(SSL_SESS_CACHE_NO_INTERNAL_LOOKUP|SSL_SESS_CACHE_NO_INTERNAL_STORE)
767
768  struct lhash_st *SSL_CTX_sessions(SSL_CTX *ctx);
769#define SSL_CTX_sess_number(ctx) \
770	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_NUMBER,0,NULL)
771#define SSL_CTX_sess_connect(ctx) \
772	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT,0,NULL)
773#define SSL_CTX_sess_connect_good(ctx) \
774	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_GOOD,0,NULL)
775#define SSL_CTX_sess_connect_renegotiate(ctx) \
776	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_RENEGOTIATE,0,NULL)
777#define SSL_CTX_sess_accept(ctx) \
778	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT,0,NULL)
779#define SSL_CTX_sess_accept_renegotiate(ctx) \
780	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_RENEGOTIATE,0,NULL)
781#define SSL_CTX_sess_accept_good(ctx) \
782	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_GOOD,0,NULL)
783#define SSL_CTX_sess_hits(ctx) \
784	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_HIT,0,NULL)
785#define SSL_CTX_sess_cb_hits(ctx) \
786	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CB_HIT,0,NULL)
787#define SSL_CTX_sess_misses(ctx) \
788	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_MISSES,0,NULL)
789#define SSL_CTX_sess_timeouts(ctx) \
790	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_TIMEOUTS,0,NULL)
791#define SSL_CTX_sess_cache_full(ctx) \
792	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CACHE_FULL,0,NULL)
793
794void SSL_CTX_sess_set_new_cb(SSL_CTX *ctx, int (*new_session_cb)(struct ssl_st *ssl,SSL_SESSION *sess));
795int (*SSL_CTX_sess_get_new_cb(SSL_CTX *ctx))(struct ssl_st *ssl, SSL_SESSION *sess);
796void SSL_CTX_sess_set_remove_cb(SSL_CTX *ctx, void (*remove_session_cb)(struct ssl_ctx_st *ctx,SSL_SESSION *sess));
797void (*SSL_CTX_sess_get_remove_cb(SSL_CTX *ctx))(struct ssl_ctx_st *ctx, SSL_SESSION *sess);
798void 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));
799SSL_SESSION *(*SSL_CTX_sess_get_get_cb(SSL_CTX *ctx))(struct ssl_st *ssl, unsigned char *Data, int len, int *copy);
800void SSL_CTX_set_info_callback(SSL_CTX *ctx, void (*cb)(const SSL *ssl,int type,int val));
801void (*SSL_CTX_get_info_callback(SSL_CTX *ctx))(const SSL *ssl,int type,int val);
802void SSL_CTX_set_client_cert_cb(SSL_CTX *ctx, int (*client_cert_cb)(SSL *ssl, X509 **x509, EVP_PKEY **pkey));
803int (*SSL_CTX_get_client_cert_cb(SSL_CTX *ctx))(SSL *ssl, X509 **x509, EVP_PKEY **pkey);
804void SSL_CTX_set_cookie_generate_cb(SSL_CTX *ctx, int (*app_gen_cookie_cb)(SSL *ssl, unsigned char *cookie, unsigned int *cookie_len));
805void SSL_CTX_set_cookie_verify_cb(SSL_CTX *ctx, int (*app_verify_cookie_cb)(SSL *ssl, unsigned char *cookie, unsigned int cookie_len));
806
807#define SSL_NOTHING	1
808#define SSL_WRITING	2
809#define SSL_READING	3
810#define SSL_X509_LOOKUP	4
811
812/* These will only be used when doing non-blocking IO */
813#define SSL_want_nothing(s)	(SSL_want(s) == SSL_NOTHING)
814#define SSL_want_read(s)	(SSL_want(s) == SSL_READING)
815#define SSL_want_write(s)	(SSL_want(s) == SSL_WRITING)
816#define SSL_want_x509_lookup(s)	(SSL_want(s) == SSL_X509_LOOKUP)
817
818struct ssl_st
819	{
820	/* protocol version
821	 * (one of SSL2_VERSION, SSL3_VERSION, TLS1_VERSION, DTLS1_VERSION)
822	 */
823	int version;
824	int type; /* SSL_ST_CONNECT or SSL_ST_ACCEPT */
825
826	SSL_METHOD *method; /* SSLv3 */
827
828	/* There are 2 BIO's even though they are normally both the
829	 * same.  This is so data can be read and written to different
830	 * handlers */
831
832#ifndef OPENSSL_NO_BIO
833	BIO *rbio; /* used by SSL_read */
834	BIO *wbio; /* used by SSL_write */
835	BIO *bbio; /* used during session-id reuse to concatenate
836		    * messages */
837#else
838	char *rbio; /* used by SSL_read */
839	char *wbio; /* used by SSL_write */
840	char *bbio;
841#endif
842	/* This holds a variable that indicates what we were doing
843	 * when a 0 or -1 is returned.  This is needed for
844	 * non-blocking IO so we know what request needs re-doing when
845	 * in SSL_accept or SSL_connect */
846	int rwstate;
847
848	/* true when we are actually in SSL_accept() or SSL_connect() */
849	int in_handshake;
850	int (*handshake_func)(SSL *);
851
852	/* Imagine that here's a boolean member "init" that is
853	 * switched as soon as SSL_set_{accept/connect}_state
854	 * is called for the first time, so that "state" and
855	 * "handshake_func" are properly initialized.  But as
856	 * handshake_func is == 0 until then, we use this
857	 * test instead of an "init" member.
858	 */
859
860	int server;	/* are we the server side? - mostly used by SSL_clear*/
861
862	int new_session;/* 1 if we are to use a new session.
863	                 * 2 if we are a server and are inside a handshake
864	                 *   (i.e. not just sending a HelloRequest)
865	                 * NB: For servers, the 'new' session may actually be a previously
866	                 * cached session or even the previous session unless
867	                 * SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION is set */
868	int quiet_shutdown;/* don't send shutdown packets */
869	int shutdown;	/* we have shut things down, 0x01 sent, 0x02
870			 * for received */
871	int state;	/* where we are */
872	int rstate;	/* where we are when reading */
873
874	BUF_MEM *init_buf;	/* buffer used during init */
875	void *init_msg;   	/* pointer to handshake message body, set by ssl3_get_message() */
876	int init_num;		/* amount read/written */
877	int init_off;		/* amount read/written */
878
879	/* used internally to point at a raw packet */
880	unsigned char *packet;
881	unsigned int packet_length;
882
883	struct ssl2_state_st *s2; /* SSLv2 variables */
884	struct ssl3_state_st *s3; /* SSLv3 variables */
885	struct dtls1_state_st *d1; /* DTLSv1 variables */
886
887	int read_ahead;		/* Read as many input bytes as possible
888	               	 	 * (for non-blocking reads) */
889
890	/* callback that allows applications to peek at protocol messages */
891	void (*msg_callback)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg);
892	void *msg_callback_arg;
893
894	int hit;		/* reusing a previous session */
895
896	X509_VERIFY_PARAM *param;
897
898#if 0
899	int purpose;		/* Purpose setting */
900	int trust;		/* Trust setting */
901#endif
902
903	/* crypto */
904	STACK_OF(SSL_CIPHER) *cipher_list;
905	STACK_OF(SSL_CIPHER) *cipher_list_by_id;
906
907	/* These are the ones being used, the ones in SSL_SESSION are
908	 * the ones to be 'copied' into these ones */
909
910	EVP_CIPHER_CTX *enc_read_ctx;		/* cryptographic state */
911	const EVP_MD *read_hash;		/* used for mac generation */
912#ifndef OPENSSL_NO_COMP
913	COMP_CTX *expand;			/* uncompress */
914#else
915	char *expand;
916#endif
917
918	EVP_CIPHER_CTX *enc_write_ctx;		/* cryptographic state */
919	const EVP_MD *write_hash;		/* used for mac generation */
920#ifndef OPENSSL_NO_COMP
921	COMP_CTX *compress;			/* compression */
922#else
923	char *compress;
924#endif
925
926	/* session info */
927
928	/* client cert? */
929	/* This is used to hold the server certificate used */
930	struct cert_st /* CERT */ *cert;
931
932	/* the session_id_context is used to ensure sessions are only reused
933	 * in the appropriate context */
934	unsigned int sid_ctx_length;
935	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
936
937	/* This can also be in the session once a session is established */
938	SSL_SESSION *session;
939
940	/* Default generate session ID callback. */
941	GEN_SESSION_CB generate_session_id;
942
943	/* Used in SSL2 and SSL3 */
944	int verify_mode;	/* 0 don't care about verify failure.
945				 * 1 fail if verify fails */
946	int (*verify_callback)(int ok,X509_STORE_CTX *ctx); /* fail if callback returns 0 */
947
948	void (*info_callback)(const SSL *ssl,int type,int val); /* optional informational callback */
949
950	int error;		/* error bytes to be written */
951	int error_code;		/* actual code */
952
953#ifndef OPENSSL_NO_KRB5
954	KSSL_CTX *kssl_ctx;     /* Kerberos 5 context */
955#endif	/* OPENSSL_NO_KRB5 */
956
957	SSL_CTX *ctx;
958	/* set this flag to 1 and a sleep(1) is put into all SSL_read()
959	 * and SSL_write() calls, good for nbio debuging :-) */
960	int debug;
961
962	/* extra application data */
963	long verify_result;
964	CRYPTO_EX_DATA ex_data;
965
966	/* for server side, keep the list of CA_dn we can use */
967	STACK_OF(X509_NAME) *client_CA;
968
969	int references;
970	unsigned long options; /* protocol behaviour */
971	unsigned long mode; /* API behaviour */
972	long max_cert_list;
973	int first_packet;
974	int client_version;	/* what was passed, used for
975				 * SSLv3/TLS rollback check */
976	};
977
978#ifdef __cplusplus
979}
980#endif
981
982#include <openssl/ssl2.h>
983#include <openssl/ssl3.h>
984#include <openssl/tls1.h> /* This is mostly sslv3 with a few tweaks */
985#include <openssl/dtls1.h> /* Datagram TLS */
986#include <openssl/ssl23.h>
987
988#ifdef  __cplusplus
989extern "C" {
990#endif
991
992/* compatibility */
993#define SSL_set_app_data(s,arg)		(SSL_set_ex_data(s,0,(char *)arg))
994#define SSL_get_app_data(s)		(SSL_get_ex_data(s,0))
995#define SSL_SESSION_set_app_data(s,a)	(SSL_SESSION_set_ex_data(s,0,(char *)a))
996#define SSL_SESSION_get_app_data(s)	(SSL_SESSION_get_ex_data(s,0))
997#define SSL_CTX_get_app_data(ctx)	(SSL_CTX_get_ex_data(ctx,0))
998#define SSL_CTX_set_app_data(ctx,arg)	(SSL_CTX_set_ex_data(ctx,0,(char *)arg))
999
1000/* The following are the possible values for ssl->state are are
1001 * used to indicate where we are up to in the SSL connection establishment.
1002 * The macros that follow are about the only things you should need to use
1003 * and even then, only when using non-blocking IO.
1004 * It can also be useful to work out where you were when the connection
1005 * failed */
1006
1007#define SSL_ST_CONNECT			0x1000
1008#define SSL_ST_ACCEPT			0x2000
1009#define SSL_ST_MASK			0x0FFF
1010#define SSL_ST_INIT			(SSL_ST_CONNECT|SSL_ST_ACCEPT)
1011#define SSL_ST_BEFORE			0x4000
1012#define SSL_ST_OK			0x03
1013#define SSL_ST_RENEGOTIATE		(0x04|SSL_ST_INIT)
1014
1015#define SSL_CB_LOOP			0x01
1016#define SSL_CB_EXIT			0x02
1017#define SSL_CB_READ			0x04
1018#define SSL_CB_WRITE			0x08
1019#define SSL_CB_ALERT			0x4000 /* used in callback */
1020#define SSL_CB_READ_ALERT		(SSL_CB_ALERT|SSL_CB_READ)
1021#define SSL_CB_WRITE_ALERT		(SSL_CB_ALERT|SSL_CB_WRITE)
1022#define SSL_CB_ACCEPT_LOOP		(SSL_ST_ACCEPT|SSL_CB_LOOP)
1023#define SSL_CB_ACCEPT_EXIT		(SSL_ST_ACCEPT|SSL_CB_EXIT)
1024#define SSL_CB_CONNECT_LOOP		(SSL_ST_CONNECT|SSL_CB_LOOP)
1025#define SSL_CB_CONNECT_EXIT		(SSL_ST_CONNECT|SSL_CB_EXIT)
1026#define SSL_CB_HANDSHAKE_START		0x10
1027#define SSL_CB_HANDSHAKE_DONE		0x20
1028
1029/* Is the SSL_connection established? */
1030#define SSL_get_state(a)		SSL_state(a)
1031#define SSL_is_init_finished(a)		(SSL_state(a) == SSL_ST_OK)
1032#define SSL_in_init(a)			(SSL_state(a)&SSL_ST_INIT)
1033#define SSL_in_before(a)		(SSL_state(a)&SSL_ST_BEFORE)
1034#define SSL_in_connect_init(a)		(SSL_state(a)&SSL_ST_CONNECT)
1035#define SSL_in_accept_init(a)		(SSL_state(a)&SSL_ST_ACCEPT)
1036
1037/* The following 2 states are kept in ssl->rstate when reads fail,
1038 * you should not need these */
1039#define SSL_ST_READ_HEADER			0xF0
1040#define SSL_ST_READ_BODY			0xF1
1041#define SSL_ST_READ_DONE			0xF2
1042
1043/* Obtain latest Finished message
1044 *   -- that we sent (SSL_get_finished)
1045 *   -- that we expected from peer (SSL_get_peer_finished).
1046 * Returns length (0 == no Finished so far), copies up to 'count' bytes. */
1047size_t SSL_get_finished(const SSL *s, void *buf, size_t count);
1048size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count);
1049
1050/* use either SSL_VERIFY_NONE or SSL_VERIFY_PEER, the last 2 options
1051 * are 'ored' with SSL_VERIFY_PEER if they are desired */
1052#define SSL_VERIFY_NONE			0x00
1053#define SSL_VERIFY_PEER			0x01
1054#define SSL_VERIFY_FAIL_IF_NO_PEER_CERT	0x02
1055#define SSL_VERIFY_CLIENT_ONCE		0x04
1056
1057#define OpenSSL_add_ssl_algorithms()	SSL_library_init()
1058#define SSLeay_add_ssl_algorithms()	SSL_library_init()
1059
1060/* this is for backward compatibility */
1061#if 0 /* NEW_SSLEAY */
1062#define SSL_CTX_set_default_verify(a,b,c) SSL_CTX_set_verify(a,b,c)
1063#define SSL_set_pref_cipher(c,n)	SSL_set_cipher_list(c,n)
1064#define SSL_add_session(a,b)            SSL_CTX_add_session((a),(b))
1065#define SSL_remove_session(a,b)		SSL_CTX_remove_session((a),(b))
1066#define SSL_flush_sessions(a,b)		SSL_CTX_flush_sessions((a),(b))
1067#endif
1068/* More backward compatibility */
1069#define SSL_get_cipher(s) \
1070		SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1071#define SSL_get_cipher_bits(s,np) \
1072		SSL_CIPHER_get_bits(SSL_get_current_cipher(s),np)
1073#define SSL_get_cipher_version(s) \
1074		SSL_CIPHER_get_version(SSL_get_current_cipher(s))
1075#define SSL_get_cipher_name(s) \
1076		SSL_CIPHER_get_name(SSL_get_current_cipher(s))
1077#define SSL_get_time(a)		SSL_SESSION_get_time(a)
1078#define SSL_set_time(a,b)	SSL_SESSION_set_time((a),(b))
1079#define SSL_get_timeout(a)	SSL_SESSION_get_timeout(a)
1080#define SSL_set_timeout(a,b)	SSL_SESSION_set_timeout((a),(b))
1081
1082#if 1 /*SSLEAY_MACROS*/
1083#define d2i_SSL_SESSION_bio(bp,s_id) ASN1_d2i_bio_of(SSL_SESSION,SSL_SESSION_new,d2i_SSL_SESSION,bp,s_id)
1084#define i2d_SSL_SESSION_bio(bp,s_id) ASN1_i2d_bio_of(SSL_SESSION,i2d_SSL_SESSION,bp,s_id)
1085#define PEM_read_SSL_SESSION(fp,x,cb,u) (SSL_SESSION *)PEM_ASN1_read( \
1086	(char *(*)())d2i_SSL_SESSION,PEM_STRING_SSL_SESSION,fp,(char **)x,cb,u)
1087#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)
1088#define PEM_write_SSL_SESSION(fp,x) \
1089	PEM_ASN1_write((int (*)())i2d_SSL_SESSION, \
1090		PEM_STRING_SSL_SESSION,fp, (char *)x, NULL,NULL,0,NULL,NULL)
1091#define PEM_write_bio_SSL_SESSION(bp,x) \
1092	PEM_ASN1_write_bio_of(SSL_SESSION,i2d_SSL_SESSION,PEM_STRING_SSL_SESSION,bp,x,NULL,NULL,0,NULL,NULL)
1093#endif
1094
1095#define SSL_AD_REASON_OFFSET		1000
1096/* These alert types are for SSLv3 and TLSv1 */
1097#define SSL_AD_CLOSE_NOTIFY		SSL3_AD_CLOSE_NOTIFY
1098#define SSL_AD_UNEXPECTED_MESSAGE	SSL3_AD_UNEXPECTED_MESSAGE /* fatal */
1099#define SSL_AD_BAD_RECORD_MAC		SSL3_AD_BAD_RECORD_MAC     /* fatal */
1100#define SSL_AD_DECRYPTION_FAILED	TLS1_AD_DECRYPTION_FAILED
1101#define SSL_AD_RECORD_OVERFLOW		TLS1_AD_RECORD_OVERFLOW
1102#define SSL_AD_DECOMPRESSION_FAILURE	SSL3_AD_DECOMPRESSION_FAILURE/* fatal */
1103#define SSL_AD_HANDSHAKE_FAILURE	SSL3_AD_HANDSHAKE_FAILURE/* fatal */
1104#define SSL_AD_NO_CERTIFICATE		SSL3_AD_NO_CERTIFICATE /* Not for TLS */
1105#define SSL_AD_BAD_CERTIFICATE		SSL3_AD_BAD_CERTIFICATE
1106#define SSL_AD_UNSUPPORTED_CERTIFICATE	SSL3_AD_UNSUPPORTED_CERTIFICATE
1107#define SSL_AD_CERTIFICATE_REVOKED	SSL3_AD_CERTIFICATE_REVOKED
1108#define SSL_AD_CERTIFICATE_EXPIRED	SSL3_AD_CERTIFICATE_EXPIRED
1109#define SSL_AD_CERTIFICATE_UNKNOWN	SSL3_AD_CERTIFICATE_UNKNOWN
1110#define SSL_AD_ILLEGAL_PARAMETER	SSL3_AD_ILLEGAL_PARAMETER   /* fatal */
1111#define SSL_AD_UNKNOWN_CA		TLS1_AD_UNKNOWN_CA	/* fatal */
1112#define SSL_AD_ACCESS_DENIED		TLS1_AD_ACCESS_DENIED	/* fatal */
1113#define SSL_AD_DECODE_ERROR		TLS1_AD_DECODE_ERROR	/* fatal */
1114#define SSL_AD_DECRYPT_ERROR		TLS1_AD_DECRYPT_ERROR
1115#define SSL_AD_EXPORT_RESTRICTION	TLS1_AD_EXPORT_RESTRICTION/* fatal */
1116#define SSL_AD_PROTOCOL_VERSION		TLS1_AD_PROTOCOL_VERSION /* fatal */
1117#define SSL_AD_INSUFFICIENT_SECURITY	TLS1_AD_INSUFFICIENT_SECURITY/* fatal */
1118#define SSL_AD_INTERNAL_ERROR		TLS1_AD_INTERNAL_ERROR	/* fatal */
1119#define SSL_AD_USER_CANCELLED		TLS1_AD_USER_CANCELLED
1120#define SSL_AD_NO_RENEGOTIATION		TLS1_AD_NO_RENEGOTIATION
1121
1122#define SSL_ERROR_NONE			0
1123#define SSL_ERROR_SSL			1
1124#define SSL_ERROR_WANT_READ		2
1125#define SSL_ERROR_WANT_WRITE		3
1126#define SSL_ERROR_WANT_X509_LOOKUP	4
1127#define SSL_ERROR_SYSCALL		5 /* look at error stack/return value/errno */
1128#define SSL_ERROR_ZERO_RETURN		6
1129#define SSL_ERROR_WANT_CONNECT		7
1130#define SSL_ERROR_WANT_ACCEPT		8
1131
1132#define SSL_CTRL_NEED_TMP_RSA			1
1133#define SSL_CTRL_SET_TMP_RSA			2
1134#define SSL_CTRL_SET_TMP_DH			3
1135#define SSL_CTRL_SET_TMP_ECDH			4
1136#define SSL_CTRL_SET_TMP_RSA_CB			5
1137#define SSL_CTRL_SET_TMP_DH_CB			6
1138#define SSL_CTRL_SET_TMP_ECDH_CB		7
1139
1140#define SSL_CTRL_GET_SESSION_REUSED		8
1141#define SSL_CTRL_GET_CLIENT_CERT_REQUEST	9
1142#define SSL_CTRL_GET_NUM_RENEGOTIATIONS		10
1143#define SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS	11
1144#define SSL_CTRL_GET_TOTAL_RENEGOTIATIONS	12
1145#define SSL_CTRL_GET_FLAGS			13
1146#define SSL_CTRL_EXTRA_CHAIN_CERT		14
1147
1148#define SSL_CTRL_SET_MSG_CALLBACK               15
1149#define SSL_CTRL_SET_MSG_CALLBACK_ARG           16
1150
1151/* only applies to datagram connections */
1152#define SSL_CTRL_SET_MTU                17
1153/* Stats */
1154#define SSL_CTRL_SESS_NUMBER			20
1155#define SSL_CTRL_SESS_CONNECT			21
1156#define SSL_CTRL_SESS_CONNECT_GOOD		22
1157#define SSL_CTRL_SESS_CONNECT_RENEGOTIATE	23
1158#define SSL_CTRL_SESS_ACCEPT			24
1159#define SSL_CTRL_SESS_ACCEPT_GOOD		25
1160#define SSL_CTRL_SESS_ACCEPT_RENEGOTIATE	26
1161#define SSL_CTRL_SESS_HIT			27
1162#define SSL_CTRL_SESS_CB_HIT			28
1163#define SSL_CTRL_SESS_MISSES			29
1164#define SSL_CTRL_SESS_TIMEOUTS			30
1165#define SSL_CTRL_SESS_CACHE_FULL		31
1166#define SSL_CTRL_OPTIONS			32
1167#define SSL_CTRL_MODE				33
1168
1169#define SSL_CTRL_GET_READ_AHEAD			40
1170#define SSL_CTRL_SET_READ_AHEAD			41
1171#define SSL_CTRL_SET_SESS_CACHE_SIZE		42
1172#define SSL_CTRL_GET_SESS_CACHE_SIZE		43
1173#define SSL_CTRL_SET_SESS_CACHE_MODE		44
1174#define SSL_CTRL_GET_SESS_CACHE_MODE		45
1175
1176#define SSL_CTRL_GET_MAX_CERT_LIST		50
1177#define SSL_CTRL_SET_MAX_CERT_LIST		51
1178
1179#define SSL_session_reused(ssl) \
1180	SSL_ctrl((ssl),SSL_CTRL_GET_SESSION_REUSED,0,NULL)
1181#define SSL_num_renegotiations(ssl) \
1182	SSL_ctrl((ssl),SSL_CTRL_GET_NUM_RENEGOTIATIONS,0,NULL)
1183#define SSL_clear_num_renegotiations(ssl) \
1184	SSL_ctrl((ssl),SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS,0,NULL)
1185#define SSL_total_renegotiations(ssl) \
1186	SSL_ctrl((ssl),SSL_CTRL_GET_TOTAL_RENEGOTIATIONS,0,NULL)
1187
1188#define SSL_CTX_need_tmp_RSA(ctx) \
1189	SSL_CTX_ctrl(ctx,SSL_CTRL_NEED_TMP_RSA,0,NULL)
1190#define SSL_CTX_set_tmp_rsa(ctx,rsa) \
1191	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
1192#define SSL_CTX_set_tmp_dh(ctx,dh) \
1193	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
1194#define SSL_CTX_set_tmp_ecdh(ctx,ecdh) \
1195	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
1196
1197#define SSL_need_tmp_RSA(ssl) \
1198	SSL_ctrl(ssl,SSL_CTRL_NEED_TMP_RSA,0,NULL)
1199#define SSL_set_tmp_rsa(ssl,rsa) \
1200	SSL_ctrl(ssl,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
1201#define SSL_set_tmp_dh(ssl,dh) \
1202	SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
1203#define SSL_set_tmp_ecdh(ssl,ecdh) \
1204	SSL_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
1205
1206#define SSL_CTX_add_extra_chain_cert(ctx,x509) \
1207	SSL_CTX_ctrl(ctx,SSL_CTRL_EXTRA_CHAIN_CERT,0,(char *)x509)
1208
1209#ifndef OPENSSL_NO_BIO
1210BIO_METHOD *BIO_f_ssl(void);
1211BIO *BIO_new_ssl(SSL_CTX *ctx,int client);
1212BIO *BIO_new_ssl_connect(SSL_CTX *ctx);
1213BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx);
1214int BIO_ssl_copy_session_id(BIO *to,BIO *from);
1215void BIO_ssl_shutdown(BIO *ssl_bio);
1216
1217#endif
1218
1219int	SSL_CTX_set_cipher_list(SSL_CTX *,const char *str);
1220SSL_CTX *SSL_CTX_new(SSL_METHOD *meth);
1221void	SSL_CTX_free(SSL_CTX *);
1222long SSL_CTX_set_timeout(SSL_CTX *ctx,long t);
1223long SSL_CTX_get_timeout(const SSL_CTX *ctx);
1224X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *);
1225void SSL_CTX_set_cert_store(SSL_CTX *,X509_STORE *);
1226int SSL_want(const SSL *s);
1227int	SSL_clear(SSL *s);
1228
1229void	SSL_CTX_flush_sessions(SSL_CTX *ctx,long tm);
1230
1231SSL_CIPHER *SSL_get_current_cipher(const SSL *s);
1232int	SSL_CIPHER_get_bits(const SSL_CIPHER *c,int *alg_bits);
1233char *	SSL_CIPHER_get_version(const SSL_CIPHER *c);
1234const char *	SSL_CIPHER_get_name(const SSL_CIPHER *c);
1235
1236int	SSL_get_fd(const SSL *s);
1237int	SSL_get_rfd(const SSL *s);
1238int	SSL_get_wfd(const SSL *s);
1239const char  * SSL_get_cipher_list(const SSL *s,int n);
1240char *	SSL_get_shared_ciphers(const SSL *s, char *buf, int len);
1241int	SSL_get_read_ahead(const SSL * s);
1242int	SSL_pending(const SSL *s);
1243#ifndef OPENSSL_NO_SOCK
1244int	SSL_set_fd(SSL *s, int fd);
1245int	SSL_set_rfd(SSL *s, int fd);
1246int	SSL_set_wfd(SSL *s, int fd);
1247#endif
1248#ifndef OPENSSL_NO_BIO
1249void	SSL_set_bio(SSL *s, BIO *rbio,BIO *wbio);
1250BIO *	SSL_get_rbio(const SSL *s);
1251BIO *	SSL_get_wbio(const SSL *s);
1252#endif
1253int	SSL_set_cipher_list(SSL *s, const char *str);
1254void	SSL_set_read_ahead(SSL *s, int yes);
1255int	SSL_get_verify_mode(const SSL *s);
1256int	SSL_get_verify_depth(const SSL *s);
1257int	(*SSL_get_verify_callback(const SSL *s))(int,X509_STORE_CTX *);
1258void	SSL_set_verify(SSL *s, int mode,
1259		       int (*callback)(int ok,X509_STORE_CTX *ctx));
1260void	SSL_set_verify_depth(SSL *s, int depth);
1261#ifndef OPENSSL_NO_RSA
1262int	SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa);
1263#endif
1264int	SSL_use_RSAPrivateKey_ASN1(SSL *ssl, unsigned char *d, long len);
1265int	SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey);
1266int	SSL_use_PrivateKey_ASN1(int pk,SSL *ssl, const unsigned char *d, long len);
1267int	SSL_use_certificate(SSL *ssl, X509 *x);
1268int	SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len);
1269
1270#ifndef OPENSSL_NO_STDIO
1271int	SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type);
1272int	SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type);
1273int	SSL_use_certificate_file(SSL *ssl, const char *file, int type);
1274int	SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1275int	SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type);
1276int	SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type);
1277int	SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file); /* PEM type */
1278STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file);
1279int	SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1280					    const char *file);
1281#ifndef OPENSSL_SYS_VMS
1282#ifndef OPENSSL_SYS_MACINTOSH_CLASSIC /* XXXXX: Better scheme needed! [was: #ifndef MAC_OS_pre_X] */
1283int	SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
1284					   const char *dir);
1285#endif
1286#endif
1287
1288#endif
1289
1290void	SSL_load_error_strings(void );
1291const char *SSL_state_string(const SSL *s);
1292const char *SSL_rstate_string(const SSL *s);
1293const char *SSL_state_string_long(const SSL *s);
1294const char *SSL_rstate_string_long(const SSL *s);
1295long	SSL_SESSION_get_time(const SSL_SESSION *s);
1296long	SSL_SESSION_set_time(SSL_SESSION *s, long t);
1297long	SSL_SESSION_get_timeout(const SSL_SESSION *s);
1298long	SSL_SESSION_set_timeout(SSL_SESSION *s, long t);
1299void	SSL_copy_session_id(SSL *to,const SSL *from);
1300
1301SSL_SESSION *SSL_SESSION_new(void);
1302unsigned long SSL_SESSION_hash(const SSL_SESSION *a);
1303int	SSL_SESSION_cmp(const SSL_SESSION *a,const SSL_SESSION *b);
1304const unsigned char *SSL_SESSION_get_id(const SSL_SESSION *s, unsigned int *len);
1305#ifndef OPENSSL_NO_FP_API
1306int	SSL_SESSION_print_fp(FILE *fp,const SSL_SESSION *ses);
1307#endif
1308#ifndef OPENSSL_NO_BIO
1309int	SSL_SESSION_print(BIO *fp,const SSL_SESSION *ses);
1310#endif
1311void	SSL_SESSION_free(SSL_SESSION *ses);
1312int	i2d_SSL_SESSION(SSL_SESSION *in,unsigned char **pp);
1313int	SSL_set_session(SSL *to, SSL_SESSION *session);
1314int	SSL_CTX_add_session(SSL_CTX *s, SSL_SESSION *c);
1315int	SSL_CTX_remove_session(SSL_CTX *,SSL_SESSION *c);
1316int	SSL_CTX_set_generate_session_id(SSL_CTX *, GEN_SESSION_CB);
1317int	SSL_set_generate_session_id(SSL *, GEN_SESSION_CB);
1318int	SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id,
1319					unsigned int id_len);
1320SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a,const unsigned char **pp,
1321			     long length);
1322
1323#ifdef HEADER_X509_H
1324X509 *	SSL_get_peer_certificate(const SSL *s);
1325#endif
1326
1327STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s);
1328
1329int SSL_CTX_get_verify_mode(const SSL_CTX *ctx);
1330int SSL_CTX_get_verify_depth(const SSL_CTX *ctx);
1331int (*SSL_CTX_get_verify_callback(const SSL_CTX *ctx))(int,X509_STORE_CTX *);
1332void SSL_CTX_set_verify(SSL_CTX *ctx,int mode,
1333			int (*callback)(int, X509_STORE_CTX *));
1334void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth);
1335void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx, int (*cb)(X509_STORE_CTX *,void *), void *arg);
1336#ifndef OPENSSL_NO_RSA
1337int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa);
1338#endif
1339int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d, long len);
1340int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey);
1341int SSL_CTX_use_PrivateKey_ASN1(int pk,SSL_CTX *ctx,
1342	const unsigned char *d, long len);
1343int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x);
1344int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, const unsigned char *d);
1345
1346void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb);
1347void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *u);
1348
1349int SSL_CTX_check_private_key(const SSL_CTX *ctx);
1350int SSL_check_private_key(const SSL *ctx);
1351
1352int	SSL_CTX_set_session_id_context(SSL_CTX *ctx,const unsigned char *sid_ctx,
1353				       unsigned int sid_ctx_len);
1354
1355SSL *	SSL_new(SSL_CTX *ctx);
1356int	SSL_set_session_id_context(SSL *ssl,const unsigned char *sid_ctx,
1357				   unsigned int sid_ctx_len);
1358
1359int SSL_CTX_set_purpose(SSL_CTX *s, int purpose);
1360int SSL_set_purpose(SSL *s, int purpose);
1361int SSL_CTX_set_trust(SSL_CTX *s, int trust);
1362int SSL_set_trust(SSL *s, int trust);
1363
1364void	SSL_free(SSL *ssl);
1365int 	SSL_accept(SSL *ssl);
1366int 	SSL_connect(SSL *ssl);
1367int 	SSL_read(SSL *ssl,void *buf,int num);
1368int 	SSL_peek(SSL *ssl,void *buf,int num);
1369int 	SSL_write(SSL *ssl,const void *buf,int num);
1370long	SSL_ctrl(SSL *ssl,int cmd, long larg, void *parg);
1371long	SSL_callback_ctrl(SSL *, int, void (*)(void));
1372long	SSL_CTX_ctrl(SSL_CTX *ctx,int cmd, long larg, void *parg);
1373long	SSL_CTX_callback_ctrl(SSL_CTX *, int, void (*)(void));
1374
1375int	SSL_get_error(const SSL *s,int ret_code);
1376const char *SSL_get_version(const SSL *s);
1377
1378/* This sets the 'default' SSL version that SSL_new() will create */
1379int SSL_CTX_set_ssl_version(SSL_CTX *ctx,SSL_METHOD *meth);
1380
1381SSL_METHOD *SSLv2_method(void);		/* SSLv2 */
1382SSL_METHOD *SSLv2_server_method(void);	/* SSLv2 */
1383SSL_METHOD *SSLv2_client_method(void);	/* SSLv2 */
1384
1385SSL_METHOD *SSLv3_method(void);		/* SSLv3 */
1386SSL_METHOD *SSLv3_server_method(void);	/* SSLv3 */
1387SSL_METHOD *SSLv3_client_method(void);	/* SSLv3 */
1388
1389SSL_METHOD *SSLv23_method(void);	/* SSLv3 but can rollback to v2 */
1390SSL_METHOD *SSLv23_server_method(void);	/* SSLv3 but can rollback to v2 */
1391SSL_METHOD *SSLv23_client_method(void);	/* SSLv3 but can rollback to v2 */
1392
1393SSL_METHOD *TLSv1_method(void);		/* TLSv1.0 */
1394SSL_METHOD *TLSv1_server_method(void);	/* TLSv1.0 */
1395SSL_METHOD *TLSv1_client_method(void);	/* TLSv1.0 */
1396
1397SSL_METHOD *DTLSv1_method(void);		/* DTLSv1.0 */
1398SSL_METHOD *DTLSv1_server_method(void);	/* DTLSv1.0 */
1399SSL_METHOD *DTLSv1_client_method(void);	/* DTLSv1.0 */
1400
1401STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s);
1402
1403int SSL_do_handshake(SSL *s);
1404int SSL_renegotiate(SSL *s);
1405int SSL_renegotiate_pending(SSL *s);
1406int SSL_shutdown(SSL *s);
1407
1408SSL_METHOD *SSL_get_ssl_method(SSL *s);
1409int SSL_set_ssl_method(SSL *s,SSL_METHOD *method);
1410const char *SSL_alert_type_string_long(int value);
1411const char *SSL_alert_type_string(int value);
1412const char *SSL_alert_desc_string_long(int value);
1413const char *SSL_alert_desc_string(int value);
1414
1415void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
1416void SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
1417STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s);
1418STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *s);
1419int SSL_add_client_CA(SSL *ssl,X509 *x);
1420int SSL_CTX_add_client_CA(SSL_CTX *ctx,X509 *x);
1421
1422void SSL_set_connect_state(SSL *s);
1423void SSL_set_accept_state(SSL *s);
1424
1425long SSL_get_default_timeout(const SSL *s);
1426
1427int SSL_library_init(void );
1428
1429char *SSL_CIPHER_description(SSL_CIPHER *,char *buf,int size);
1430STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk);
1431
1432SSL *SSL_dup(SSL *ssl);
1433
1434X509 *SSL_get_certificate(const SSL *ssl);
1435/* EVP_PKEY */ struct evp_pkey_st *SSL_get_privatekey(SSL *ssl);
1436
1437void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx,int mode);
1438int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx);
1439void SSL_set_quiet_shutdown(SSL *ssl,int mode);
1440int SSL_get_quiet_shutdown(const SSL *ssl);
1441void SSL_set_shutdown(SSL *ssl,int mode);
1442int SSL_get_shutdown(const SSL *ssl);
1443int SSL_version(const SSL *ssl);
1444int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx);
1445int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile,
1446	const char *CApath);
1447#define SSL_get0_session SSL_get_session /* just peek at pointer */
1448SSL_SESSION *SSL_get_session(const SSL *ssl);
1449SSL_SESSION *SSL_get1_session(SSL *ssl); /* obtain a reference count */
1450SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl);
1451void SSL_set_info_callback(SSL *ssl,
1452			   void (*cb)(const SSL *ssl,int type,int val));
1453void (*SSL_get_info_callback(const SSL *ssl))(const SSL *ssl,int type,int val);
1454int SSL_state(const SSL *ssl);
1455
1456void SSL_set_verify_result(SSL *ssl,long v);
1457long SSL_get_verify_result(const SSL *ssl);
1458
1459int SSL_set_ex_data(SSL *ssl,int idx,void *data);
1460void *SSL_get_ex_data(const SSL *ssl,int idx);
1461int SSL_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1462	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1463
1464int SSL_SESSION_set_ex_data(SSL_SESSION *ss,int idx,void *data);
1465void *SSL_SESSION_get_ex_data(const SSL_SESSION *ss,int idx);
1466int SSL_SESSION_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1467	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1468
1469int SSL_CTX_set_ex_data(SSL_CTX *ssl,int idx,void *data);
1470void *SSL_CTX_get_ex_data(const SSL_CTX *ssl,int idx);
1471int SSL_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1472	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1473
1474int SSL_get_ex_data_X509_STORE_CTX_idx(void );
1475
1476#define SSL_CTX_sess_set_cache_size(ctx,t) \
1477	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_SIZE,t,NULL)
1478#define SSL_CTX_sess_get_cache_size(ctx) \
1479	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_SIZE,0,NULL)
1480#define SSL_CTX_set_session_cache_mode(ctx,m) \
1481	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_MODE,m,NULL)
1482#define SSL_CTX_get_session_cache_mode(ctx) \
1483	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_MODE,0,NULL)
1484
1485#define SSL_CTX_get_default_read_ahead(ctx) SSL_CTX_get_read_ahead(ctx)
1486#define SSL_CTX_set_default_read_ahead(ctx,m) SSL_CTX_set_read_ahead(ctx,m)
1487#define SSL_CTX_get_read_ahead(ctx) \
1488	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_READ_AHEAD,0,NULL)
1489#define SSL_CTX_set_read_ahead(ctx,m) \
1490	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_READ_AHEAD,m,NULL)
1491#define SSL_CTX_get_max_cert_list(ctx) \
1492	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
1493#define SSL_CTX_set_max_cert_list(ctx,m) \
1494	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
1495#define SSL_get_max_cert_list(ssl) \
1496	SSL_ctrl(ssl,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
1497#define SSL_set_max_cert_list(ssl,m) \
1498	SSL_ctrl(ssl,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
1499
1500     /* NB: the keylength is only applicable when is_export is true */
1501#ifndef OPENSSL_NO_RSA
1502void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,
1503				  RSA *(*cb)(SSL *ssl,int is_export,
1504					     int keylength));
1505
1506void SSL_set_tmp_rsa_callback(SSL *ssl,
1507				  RSA *(*cb)(SSL *ssl,int is_export,
1508					     int keylength));
1509#endif
1510#ifndef OPENSSL_NO_DH
1511void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,
1512				 DH *(*dh)(SSL *ssl,int is_export,
1513					   int keylength));
1514void SSL_set_tmp_dh_callback(SSL *ssl,
1515				 DH *(*dh)(SSL *ssl,int is_export,
1516					   int keylength));
1517#endif
1518#ifndef OPENSSL_NO_ECDH
1519void SSL_CTX_set_tmp_ecdh_callback(SSL_CTX *ctx,
1520				 EC_KEY *(*ecdh)(SSL *ssl,int is_export,
1521					   int keylength));
1522void SSL_set_tmp_ecdh_callback(SSL *ssl,
1523				 EC_KEY *(*ecdh)(SSL *ssl,int is_export,
1524					   int keylength));
1525#endif
1526
1527#ifndef OPENSSL_NO_COMP
1528const COMP_METHOD *SSL_get_current_compression(SSL *s);
1529const COMP_METHOD *SSL_get_current_expansion(SSL *s);
1530const char *SSL_COMP_get_name(const COMP_METHOD *comp);
1531STACK_OF(SSL_COMP) *SSL_COMP_get_compression_methods(void);
1532int SSL_COMP_add_compression_method(int id,COMP_METHOD *cm);
1533#else
1534const void *SSL_get_current_compression(SSL *s);
1535const void *SSL_get_current_expansion(SSL *s);
1536const char *SSL_COMP_get_name(const void *comp);
1537void *SSL_COMP_get_compression_methods(void);
1538int SSL_COMP_add_compression_method(int id,void *cm);
1539#endif
1540
1541/* BEGIN ERROR CODES */
1542/* The following lines are auto generated by the script mkerr.pl. Any changes
1543 * made after this point may be overwritten when the script is next run.
1544 */
1545void ERR_load_SSL_strings(void);
1546
1547/* Error codes for the SSL functions. */
1548
1549/* Function codes. */
1550#define SSL_F_CLIENT_CERTIFICATE			 100
1551#define SSL_F_CLIENT_FINISHED				 167
1552#define SSL_F_CLIENT_HELLO				 101
1553#define SSL_F_CLIENT_MASTER_KEY				 102
1554#define SSL_F_D2I_SSL_SESSION				 103
1555#define SSL_F_DO_DTLS1_WRITE				 245
1556#define SSL_F_DO_SSL3_WRITE				 104
1557#define SSL_F_DTLS1_ACCEPT				 246
1558#define SSL_F_DTLS1_BUFFER_RECORD			 247
1559#define SSL_F_DTLS1_CLIENT_HELLO			 248
1560#define SSL_F_DTLS1_CONNECT				 249
1561#define SSL_F_DTLS1_ENC					 250
1562#define SSL_F_DTLS1_GET_HELLO_VERIFY			 251
1563#define SSL_F_DTLS1_GET_MESSAGE				 252
1564#define SSL_F_DTLS1_GET_MESSAGE_FRAGMENT		 253
1565#define SSL_F_DTLS1_GET_RECORD				 254
1566#define SSL_F_DTLS1_OUTPUT_CERT_CHAIN			 255
1567#define SSL_F_DTLS1_PROCESS_OUT_OF_SEQ_MESSAGE		 256
1568#define SSL_F_DTLS1_PROCESS_RECORD			 257
1569#define SSL_F_DTLS1_READ_BYTES				 258
1570#define SSL_F_DTLS1_READ_FAILED				 259
1571#define SSL_F_DTLS1_SEND_CERTIFICATE_REQUEST		 260
1572#define SSL_F_DTLS1_SEND_CLIENT_CERTIFICATE		 261
1573#define SSL_F_DTLS1_SEND_CLIENT_KEY_EXCHANGE		 262
1574#define SSL_F_DTLS1_SEND_CLIENT_VERIFY			 263
1575#define SSL_F_DTLS1_SEND_HELLO_VERIFY_REQUEST		 264
1576#define SSL_F_DTLS1_SEND_SERVER_CERTIFICATE		 265
1577#define SSL_F_DTLS1_SEND_SERVER_HELLO			 266
1578#define SSL_F_DTLS1_SEND_SERVER_KEY_EXCHANGE		 267
1579#define SSL_F_DTLS1_WRITE_APP_DATA_BYTES		 268
1580#define SSL_F_GET_CLIENT_FINISHED			 105
1581#define SSL_F_GET_CLIENT_HELLO				 106
1582#define SSL_F_GET_CLIENT_MASTER_KEY			 107
1583#define SSL_F_GET_SERVER_FINISHED			 108
1584#define SSL_F_GET_SERVER_HELLO				 109
1585#define SSL_F_GET_SERVER_VERIFY				 110
1586#define SSL_F_I2D_SSL_SESSION				 111
1587#define SSL_F_READ_N					 112
1588#define SSL_F_REQUEST_CERTIFICATE			 113
1589#define SSL_F_SERVER_FINISH				 239
1590#define SSL_F_SERVER_HELLO				 114
1591#define SSL_F_SERVER_VERIFY				 240
1592#define SSL_F_SSL23_ACCEPT				 115
1593#define SSL_F_SSL23_CLIENT_HELLO			 116
1594#define SSL_F_SSL23_CONNECT				 117
1595#define SSL_F_SSL23_GET_CLIENT_HELLO			 118
1596#define SSL_F_SSL23_GET_SERVER_HELLO			 119
1597#define SSL_F_SSL23_PEEK				 237
1598#define SSL_F_SSL23_READ				 120
1599#define SSL_F_SSL23_WRITE				 121
1600#define SSL_F_SSL2_ACCEPT				 122
1601#define SSL_F_SSL2_CONNECT				 123
1602#define SSL_F_SSL2_ENC_INIT				 124
1603#define SSL_F_SSL2_GENERATE_KEY_MATERIAL		 241
1604#define SSL_F_SSL2_PEEK					 234
1605#define SSL_F_SSL2_READ					 125
1606#define SSL_F_SSL2_READ_INTERNAL			 236
1607#define SSL_F_SSL2_SET_CERTIFICATE			 126
1608#define SSL_F_SSL2_WRITE				 127
1609#define SSL_F_SSL3_ACCEPT				 128
1610#define SSL_F_SSL3_CALLBACK_CTRL			 233
1611#define SSL_F_SSL3_CHANGE_CIPHER_STATE			 129
1612#define SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM		 130
1613#define SSL_F_SSL3_CLIENT_HELLO				 131
1614#define SSL_F_SSL3_CONNECT				 132
1615#define SSL_F_SSL3_CTRL					 213
1616#define SSL_F_SSL3_CTX_CTRL				 133
1617#define SSL_F_SSL3_ENC					 134
1618#define SSL_F_SSL3_GENERATE_KEY_BLOCK			 238
1619#define SSL_F_SSL3_GET_CERTIFICATE_REQUEST		 135
1620#define SSL_F_SSL3_GET_CERT_VERIFY			 136
1621#define SSL_F_SSL3_GET_CLIENT_CERTIFICATE		 137
1622#define SSL_F_SSL3_GET_CLIENT_HELLO			 138
1623#define SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE		 139
1624#define SSL_F_SSL3_GET_FINISHED				 140
1625#define SSL_F_SSL3_GET_KEY_EXCHANGE			 141
1626#define SSL_F_SSL3_GET_MESSAGE				 142
1627#define SSL_F_SSL3_GET_RECORD				 143
1628#define SSL_F_SSL3_GET_SERVER_CERTIFICATE		 144
1629#define SSL_F_SSL3_GET_SERVER_DONE			 145
1630#define SSL_F_SSL3_GET_SERVER_HELLO			 146
1631#define SSL_F_SSL3_OUTPUT_CERT_CHAIN			 147
1632#define SSL_F_SSL3_PEEK					 235
1633#define SSL_F_SSL3_READ_BYTES				 148
1634#define SSL_F_SSL3_READ_N				 149
1635#define SSL_F_SSL3_SEND_CERTIFICATE_REQUEST		 150
1636#define SSL_F_SSL3_SEND_CLIENT_CERTIFICATE		 151
1637#define SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE		 152
1638#define SSL_F_SSL3_SEND_CLIENT_VERIFY			 153
1639#define SSL_F_SSL3_SEND_SERVER_CERTIFICATE		 154
1640#define SSL_F_SSL3_SEND_SERVER_HELLO			 242
1641#define SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE		 155
1642#define SSL_F_SSL3_SETUP_BUFFERS			 156
1643#define SSL_F_SSL3_SETUP_KEY_BLOCK			 157
1644#define SSL_F_SSL3_WRITE_BYTES				 158
1645#define SSL_F_SSL3_WRITE_PENDING			 159
1646#define SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK	 215
1647#define SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK	 216
1648#define SSL_F_SSL_BAD_METHOD				 160
1649#define SSL_F_SSL_BYTES_TO_CIPHER_LIST			 161
1650#define SSL_F_SSL_CERT_DUP				 221
1651#define SSL_F_SSL_CERT_INST				 222
1652#define SSL_F_SSL_CERT_INSTANTIATE			 214
1653#define SSL_F_SSL_CERT_NEW				 162
1654#define SSL_F_SSL_CHECK_PRIVATE_KEY			 163
1655#define SSL_F_SSL_CIPHER_PROCESS_RULESTR		 230
1656#define SSL_F_SSL_CIPHER_STRENGTH_SORT			 231
1657#define SSL_F_SSL_CLEAR					 164
1658#define SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD		 165
1659#define SSL_F_SSL_CREATE_CIPHER_LIST			 166
1660#define SSL_F_SSL_CTRL					 232
1661#define SSL_F_SSL_CTX_CHECK_PRIVATE_KEY			 168
1662#define SSL_F_SSL_CTX_NEW				 169
1663#define SSL_F_SSL_CTX_SET_CIPHER_LIST			 269
1664#define SSL_F_SSL_CTX_SET_PURPOSE			 226
1665#define SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT		 219
1666#define SSL_F_SSL_CTX_SET_SSL_VERSION			 170
1667#define SSL_F_SSL_CTX_SET_TRUST				 229
1668#define SSL_F_SSL_CTX_USE_CERTIFICATE			 171
1669#define SSL_F_SSL_CTX_USE_CERTIFICATE_ASN1		 172
1670#define SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE	 220
1671#define SSL_F_SSL_CTX_USE_CERTIFICATE_FILE		 173
1672#define SSL_F_SSL_CTX_USE_PRIVATEKEY			 174
1673#define SSL_F_SSL_CTX_USE_PRIVATEKEY_ASN1		 175
1674#define SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE		 176
1675#define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY			 177
1676#define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_ASN1		 178
1677#define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE		 179
1678#define SSL_F_SSL_DO_HANDSHAKE				 180
1679#define SSL_F_SSL_GET_NEW_SESSION			 181
1680#define SSL_F_SSL_GET_PREV_SESSION			 217
1681#define SSL_F_SSL_GET_SERVER_SEND_CERT			 182
1682#define SSL_F_SSL_GET_SIGN_PKEY				 183
1683#define SSL_F_SSL_INIT_WBIO_BUFFER			 184
1684#define SSL_F_SSL_LOAD_CLIENT_CA_FILE			 185
1685#define SSL_F_SSL_NEW					 186
1686#define SSL_F_SSL_PEEK					 270
1687#define SSL_F_SSL_READ					 223
1688#define SSL_F_SSL_RSA_PRIVATE_DECRYPT			 187
1689#define SSL_F_SSL_RSA_PUBLIC_ENCRYPT			 188
1690#define SSL_F_SSL_SESSION_NEW				 189
1691#define SSL_F_SSL_SESSION_PRINT_FP			 190
1692#define SSL_F_SSL_SESS_CERT_NEW				 225
1693#define SSL_F_SSL_SET_CERT				 191
1694#define SSL_F_SSL_SET_CIPHER_LIST			 271
1695#define SSL_F_SSL_SET_FD				 192
1696#define SSL_F_SSL_SET_PKEY				 193
1697#define SSL_F_SSL_SET_PURPOSE				 227
1698#define SSL_F_SSL_SET_RFD				 194
1699#define SSL_F_SSL_SET_SESSION				 195
1700#define SSL_F_SSL_SET_SESSION_ID_CONTEXT		 218
1701#define SSL_F_SSL_SET_TRUST				 228
1702#define SSL_F_SSL_SET_WFD				 196
1703#define SSL_F_SSL_SHUTDOWN				 224
1704#define SSL_F_SSL_UNDEFINED_CONST_FUNCTION		 243
1705#define SSL_F_SSL_UNDEFINED_FUNCTION			 197
1706#define SSL_F_SSL_UNDEFINED_VOID_FUNCTION		 244
1707#define SSL_F_SSL_USE_CERTIFICATE			 198
1708#define SSL_F_SSL_USE_CERTIFICATE_ASN1			 199
1709#define SSL_F_SSL_USE_CERTIFICATE_FILE			 200
1710#define SSL_F_SSL_USE_PRIVATEKEY			 201
1711#define SSL_F_SSL_USE_PRIVATEKEY_ASN1			 202
1712#define SSL_F_SSL_USE_PRIVATEKEY_FILE			 203
1713#define SSL_F_SSL_USE_RSAPRIVATEKEY			 204
1714#define SSL_F_SSL_USE_RSAPRIVATEKEY_ASN1		 205
1715#define SSL_F_SSL_USE_RSAPRIVATEKEY_FILE		 206
1716#define SSL_F_SSL_VERIFY_CERT_CHAIN			 207
1717#define SSL_F_SSL_WRITE					 208
1718#define SSL_F_TLS1_CHANGE_CIPHER_STATE			 209
1719#define SSL_F_TLS1_ENC					 210
1720#define SSL_F_TLS1_SETUP_KEY_BLOCK			 211
1721#define SSL_F_WRITE_PENDING				 212
1722
1723/* Reason codes. */
1724#define SSL_R_APP_DATA_IN_HANDSHAKE			 100
1725#define SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT 272
1726#define SSL_R_BAD_ALERT_RECORD				 101
1727#define SSL_R_BAD_AUTHENTICATION_TYPE			 102
1728#define SSL_R_BAD_CHANGE_CIPHER_SPEC			 103
1729#define SSL_R_BAD_CHECKSUM				 104
1730#define SSL_R_BAD_DATA_RETURNED_BY_CALLBACK		 106
1731#define SSL_R_BAD_DECOMPRESSION				 107
1732#define SSL_R_BAD_DH_G_LENGTH				 108
1733#define SSL_R_BAD_DH_PUB_KEY_LENGTH			 109
1734#define SSL_R_BAD_DH_P_LENGTH				 110
1735#define SSL_R_BAD_DIGEST_LENGTH				 111
1736#define SSL_R_BAD_DSA_SIGNATURE				 112
1737#define SSL_R_BAD_ECC_CERT				 304
1738#define SSL_R_BAD_ECDSA_SIGNATURE			 305
1739#define SSL_R_BAD_ECPOINT				 306
1740#define SSL_R_BAD_HELLO_REQUEST				 105
1741#define SSL_R_BAD_LENGTH				 271
1742#define SSL_R_BAD_MAC_DECODE				 113
1743#define SSL_R_BAD_MESSAGE_TYPE				 114
1744#define SSL_R_BAD_PACKET_LENGTH				 115
1745#define SSL_R_BAD_PROTOCOL_VERSION_NUMBER		 116
1746#define SSL_R_BAD_RESPONSE_ARGUMENT			 117
1747#define SSL_R_BAD_RSA_DECRYPT				 118
1748#define SSL_R_BAD_RSA_ENCRYPT				 119
1749#define SSL_R_BAD_RSA_E_LENGTH				 120
1750#define SSL_R_BAD_RSA_MODULUS_LENGTH			 121
1751#define SSL_R_BAD_RSA_SIGNATURE				 122
1752#define SSL_R_BAD_SIGNATURE				 123
1753#define SSL_R_BAD_SSL_FILETYPE				 124
1754#define SSL_R_BAD_SSL_SESSION_ID_LENGTH			 125
1755#define SSL_R_BAD_STATE					 126
1756#define SSL_R_BAD_WRITE_RETRY				 127
1757#define SSL_R_BIO_NOT_SET				 128
1758#define SSL_R_BLOCK_CIPHER_PAD_IS_WRONG			 129
1759#define SSL_R_BN_LIB					 130
1760#define SSL_R_CA_DN_LENGTH_MISMATCH			 131
1761#define SSL_R_CA_DN_TOO_LONG				 132
1762#define SSL_R_CCS_RECEIVED_EARLY			 133
1763#define SSL_R_CERTIFICATE_VERIFY_FAILED			 134
1764#define SSL_R_CERT_LENGTH_MISMATCH			 135
1765#define SSL_R_CHALLENGE_IS_DIFFERENT			 136
1766#define SSL_R_CIPHER_CODE_WRONG_LENGTH			 137
1767#define SSL_R_CIPHER_OR_HASH_UNAVAILABLE		 138
1768#define SSL_R_CIPHER_TABLE_SRC_ERROR			 139
1769#define SSL_R_COMPRESSED_LENGTH_TOO_LONG		 140
1770#define SSL_R_COMPRESSION_FAILURE			 141
1771#define SSL_R_COMPRESSION_ID_NOT_WITHIN_PRIVATE_RANGE	 307
1772#define SSL_R_COMPRESSION_LIBRARY_ERROR			 142
1773#define SSL_R_CONNECTION_ID_IS_DIFFERENT		 143
1774#define SSL_R_CONNECTION_TYPE_NOT_SET			 144
1775#define SSL_R_COOKIE_MISMATCH				 308
1776#define SSL_R_DATA_BETWEEN_CCS_AND_FINISHED		 145
1777#define SSL_R_DATA_LENGTH_TOO_LONG			 146
1778#define SSL_R_DECRYPTION_FAILED				 147
1779#define SSL_R_DECRYPTION_FAILED_OR_BAD_RECORD_MAC	 281
1780#define SSL_R_DH_PUBLIC_VALUE_LENGTH_IS_WRONG		 148
1781#define SSL_R_DIGEST_CHECK_FAILED			 149
1782#define SSL_R_DUPLICATE_COMPRESSION_ID			 309
1783#define SSL_R_ECGROUP_TOO_LARGE_FOR_CIPHER		 310
1784#define SSL_R_ENCRYPTED_LENGTH_TOO_LONG			 150
1785#define SSL_R_ERROR_GENERATING_TMP_RSA_KEY		 282
1786#define SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST		 151
1787#define SSL_R_EXCESSIVE_MESSAGE_SIZE			 152
1788#define SSL_R_EXTRA_DATA_IN_MESSAGE			 153
1789#define SSL_R_GOT_A_FIN_BEFORE_A_CCS			 154
1790#define SSL_R_HTTPS_PROXY_REQUEST			 155
1791#define SSL_R_HTTP_REQUEST				 156
1792#define SSL_R_ILLEGAL_PADDING				 283
1793#define SSL_R_INVALID_CHALLENGE_LENGTH			 158
1794#define SSL_R_INVALID_COMMAND				 280
1795#define SSL_R_INVALID_PURPOSE				 278
1796#define SSL_R_INVALID_TRUST				 279
1797#define SSL_R_KEY_ARG_TOO_LONG				 284
1798#define SSL_R_KRB5					 285
1799#define SSL_R_KRB5_C_CC_PRINC				 286
1800#define SSL_R_KRB5_C_GET_CRED				 287
1801#define SSL_R_KRB5_C_INIT				 288
1802#define SSL_R_KRB5_C_MK_REQ				 289
1803#define SSL_R_KRB5_S_BAD_TICKET				 290
1804#define SSL_R_KRB5_S_INIT				 291
1805#define SSL_R_KRB5_S_RD_REQ				 292
1806#define SSL_R_KRB5_S_TKT_EXPIRED			 293
1807#define SSL_R_KRB5_S_TKT_NYV				 294
1808#define SSL_R_KRB5_S_TKT_SKEW				 295
1809#define SSL_R_LENGTH_MISMATCH				 159
1810#define SSL_R_LENGTH_TOO_SHORT				 160
1811#define SSL_R_LIBRARY_BUG				 274
1812#define SSL_R_LIBRARY_HAS_NO_CIPHERS			 161
1813#define SSL_R_MESSAGE_TOO_LONG				 296
1814#define SSL_R_MISSING_DH_DSA_CERT			 162
1815#define SSL_R_MISSING_DH_KEY				 163
1816#define SSL_R_MISSING_DH_RSA_CERT			 164
1817#define SSL_R_MISSING_DSA_SIGNING_CERT			 165
1818#define SSL_R_MISSING_EXPORT_TMP_DH_KEY			 166
1819#define SSL_R_MISSING_EXPORT_TMP_RSA_KEY		 167
1820#define SSL_R_MISSING_RSA_CERTIFICATE			 168
1821#define SSL_R_MISSING_RSA_ENCRYPTING_CERT		 169
1822#define SSL_R_MISSING_RSA_SIGNING_CERT			 170
1823#define SSL_R_MISSING_TMP_DH_KEY			 171
1824#define SSL_R_MISSING_TMP_ECDH_KEY			 311
1825#define SSL_R_MISSING_TMP_RSA_KEY			 172
1826#define SSL_R_MISSING_TMP_RSA_PKEY			 173
1827#define SSL_R_MISSING_VERIFY_MESSAGE			 174
1828#define SSL_R_NON_SSLV2_INITIAL_PACKET			 175
1829#define SSL_R_NO_CERTIFICATES_RETURNED			 176
1830#define SSL_R_NO_CERTIFICATE_ASSIGNED			 177
1831#define SSL_R_NO_CERTIFICATE_RETURNED			 178
1832#define SSL_R_NO_CERTIFICATE_SET			 179
1833#define SSL_R_NO_CERTIFICATE_SPECIFIED			 180
1834#define SSL_R_NO_CIPHERS_AVAILABLE			 181
1835#define SSL_R_NO_CIPHERS_PASSED				 182
1836#define SSL_R_NO_CIPHERS_SPECIFIED			 183
1837#define SSL_R_NO_CIPHER_LIST				 184
1838#define SSL_R_NO_CIPHER_MATCH				 185
1839#define SSL_R_NO_CLIENT_CERT_RECEIVED			 186
1840#define SSL_R_NO_COMPRESSION_SPECIFIED			 187
1841#define SSL_R_NO_METHOD_SPECIFIED			 188
1842#define SSL_R_NO_PRIVATEKEY				 189
1843#define SSL_R_NO_PRIVATE_KEY_ASSIGNED			 190
1844#define SSL_R_NO_PROTOCOLS_AVAILABLE			 191
1845#define SSL_R_NO_PUBLICKEY				 192
1846#define SSL_R_NO_SHARED_CIPHER				 193
1847#define SSL_R_NO_VERIFY_CALLBACK			 194
1848#define SSL_R_NULL_SSL_CTX				 195
1849#define SSL_R_NULL_SSL_METHOD_PASSED			 196
1850#define SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED		 197
1851#define SSL_R_ONLY_TLS_ALLOWED_IN_FIPS_MODE		 297
1852#define SSL_R_PACKET_LENGTH_TOO_LONG			 198
1853#define SSL_R_PATH_TOO_LONG				 270
1854#define SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE		 199
1855#define SSL_R_PEER_ERROR				 200
1856#define SSL_R_PEER_ERROR_CERTIFICATE			 201
1857#define SSL_R_PEER_ERROR_NO_CERTIFICATE			 202
1858#define SSL_R_PEER_ERROR_NO_CIPHER			 203
1859#define SSL_R_PEER_ERROR_UNSUPPORTED_CERTIFICATE_TYPE	 204
1860#define SSL_R_PRE_MAC_LENGTH_TOO_LONG			 205
1861#define SSL_R_PROBLEMS_MAPPING_CIPHER_FUNCTIONS		 206
1862#define SSL_R_PROTOCOL_IS_SHUTDOWN			 207
1863#define SSL_R_PUBLIC_KEY_ENCRYPT_ERROR			 208
1864#define SSL_R_PUBLIC_KEY_IS_NOT_RSA			 209
1865#define SSL_R_PUBLIC_KEY_NOT_RSA			 210
1866#define SSL_R_READ_BIO_NOT_SET				 211
1867#define SSL_R_READ_TIMEOUT_EXPIRED			 312
1868#define SSL_R_READ_WRONG_PACKET_TYPE			 212
1869#define SSL_R_RECORD_LENGTH_MISMATCH			 213
1870#define SSL_R_RECORD_TOO_LARGE				 214
1871#define SSL_R_RECORD_TOO_SMALL				 298
1872#define SSL_R_REQUIRED_CIPHER_MISSING			 215
1873#define SSL_R_REUSE_CERT_LENGTH_NOT_ZERO		 216
1874#define SSL_R_REUSE_CERT_TYPE_NOT_ZERO			 217
1875#define SSL_R_REUSE_CIPHER_LIST_NOT_ZERO		 218
1876#define SSL_R_SESSION_ID_CONTEXT_UNINITIALIZED		 277
1877#define SSL_R_SHORT_READ				 219
1878#define SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE	 220
1879#define SSL_R_SSL23_DOING_SESSION_ID_REUSE		 221
1880#define SSL_R_SSL2_CONNECTION_ID_TOO_LONG		 299
1881#define SSL_R_SSL3_SESSION_ID_TOO_LONG			 300
1882#define SSL_R_SSL3_SESSION_ID_TOO_SHORT			 222
1883#define SSL_R_SSLV3_ALERT_BAD_CERTIFICATE		 1042
1884#define SSL_R_SSLV3_ALERT_BAD_RECORD_MAC		 1020
1885#define SSL_R_SSLV3_ALERT_CERTIFICATE_EXPIRED		 1045
1886#define SSL_R_SSLV3_ALERT_CERTIFICATE_REVOKED		 1044
1887#define SSL_R_SSLV3_ALERT_CERTIFICATE_UNKNOWN		 1046
1888#define SSL_R_SSLV3_ALERT_DECOMPRESSION_FAILURE		 1030
1889#define SSL_R_SSLV3_ALERT_HANDSHAKE_FAILURE		 1040
1890#define SSL_R_SSLV3_ALERT_ILLEGAL_PARAMETER		 1047
1891#define SSL_R_SSLV3_ALERT_NO_CERTIFICATE		 1041
1892#define SSL_R_SSLV3_ALERT_UNEXPECTED_MESSAGE		 1010
1893#define SSL_R_SSLV3_ALERT_UNSUPPORTED_CERTIFICATE	 1043
1894#define SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION	 228
1895#define SSL_R_SSL_HANDSHAKE_FAILURE			 229
1896#define SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS		 230
1897#define SSL_R_SSL_SESSION_ID_CALLBACK_FAILED		 301
1898#define SSL_R_SSL_SESSION_ID_CONFLICT			 302
1899#define SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG		 273
1900#define SSL_R_SSL_SESSION_ID_HAS_BAD_LENGTH		 303
1901#define SSL_R_SSL_SESSION_ID_IS_DIFFERENT		 231
1902#define SSL_R_TLSV1_ALERT_ACCESS_DENIED			 1049
1903#define SSL_R_TLSV1_ALERT_DECODE_ERROR			 1050
1904#define SSL_R_TLSV1_ALERT_DECRYPTION_FAILED		 1021
1905#define SSL_R_TLSV1_ALERT_DECRYPT_ERROR			 1051
1906#define SSL_R_TLSV1_ALERT_EXPORT_RESTRICTION		 1060
1907#define SSL_R_TLSV1_ALERT_INSUFFICIENT_SECURITY		 1071
1908#define SSL_R_TLSV1_ALERT_INTERNAL_ERROR		 1080
1909#define SSL_R_TLSV1_ALERT_NO_RENEGOTIATION		 1100
1910#define SSL_R_TLSV1_ALERT_PROTOCOL_VERSION		 1070
1911#define SSL_R_TLSV1_ALERT_RECORD_OVERFLOW		 1022
1912#define SSL_R_TLSV1_ALERT_UNKNOWN_CA			 1048
1913#define SSL_R_TLSV1_ALERT_USER_CANCELLED		 1090
1914#define SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER	 232
1915#define SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST 233
1916#define SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG	 234
1917#define SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER		 235
1918#define SSL_R_UNABLE_TO_DECODE_DH_CERTS			 236
1919#define SSL_R_UNABLE_TO_DECODE_ECDH_CERTS		 313
1920#define SSL_R_UNABLE_TO_EXTRACT_PUBLIC_KEY		 237
1921#define SSL_R_UNABLE_TO_FIND_DH_PARAMETERS		 238
1922#define SSL_R_UNABLE_TO_FIND_ECDH_PARAMETERS		 314
1923#define SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS	 239
1924#define SSL_R_UNABLE_TO_FIND_SSL_METHOD			 240
1925#define SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES		 241
1926#define SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES		 242
1927#define SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES		 243
1928#define SSL_R_UNEXPECTED_MESSAGE			 244
1929#define SSL_R_UNEXPECTED_RECORD				 245
1930#define SSL_R_UNINITIALIZED				 276
1931#define SSL_R_UNKNOWN_ALERT_TYPE			 246
1932#define SSL_R_UNKNOWN_CERTIFICATE_TYPE			 247
1933#define SSL_R_UNKNOWN_CIPHER_RETURNED			 248
1934#define SSL_R_UNKNOWN_CIPHER_TYPE			 249
1935#define SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE			 250
1936#define SSL_R_UNKNOWN_PKEY_TYPE				 251
1937#define SSL_R_UNKNOWN_PROTOCOL				 252
1938#define SSL_R_UNKNOWN_REMOTE_ERROR_TYPE			 253
1939#define SSL_R_UNKNOWN_SSL_VERSION			 254
1940#define SSL_R_UNKNOWN_STATE				 255
1941#define SSL_R_UNSUPPORTED_CIPHER			 256
1942#define SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM		 257
1943#define SSL_R_UNSUPPORTED_ELLIPTIC_CURVE		 315
1944#define SSL_R_UNSUPPORTED_PROTOCOL			 258
1945#define SSL_R_UNSUPPORTED_SSL_VERSION			 259
1946#define SSL_R_WRITE_BIO_NOT_SET				 260
1947#define SSL_R_WRONG_CIPHER_RETURNED			 261
1948#define SSL_R_WRONG_MESSAGE_TYPE			 262
1949#define SSL_R_WRONG_NUMBER_OF_KEY_BITS			 263
1950#define SSL_R_WRONG_SIGNATURE_LENGTH			 264
1951#define SSL_R_WRONG_SIGNATURE_SIZE			 265
1952#define SSL_R_WRONG_SSL_VERSION				 266
1953#define SSL_R_WRONG_VERSION_NUMBER			 267
1954#define SSL_R_X509_LIB					 268
1955#define SSL_R_X509_VERIFICATION_SETUP_PROBLEMS		 269
1956
1957#ifdef  __cplusplus
1958}
1959#endif
1960#endif
1961