xref: /openbsd-src/lib/libssl/ssl.h (revision b2ea75c1b17e1a9a339660e7ed45cd24946b230e)
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 #ifndef HEADER_SSL_H
60 #define HEADER_SSL_H
61 
62 #ifndef NO_COMP
63 #include <openssl/comp.h>
64 #endif
65 #ifndef NO_BIO
66 #include <openssl/bio.h>
67 #endif
68 #ifndef NO_X509
69 #include <openssl/x509.h>
70 #endif
71 #include <openssl/safestack.h>
72 
73 #ifdef  __cplusplus
74 extern "C" {
75 #endif
76 
77 /* SSLeay version number for ASN.1 encoding of the session information */
78 /* Version 0 - initial version
79  * Version 1 - added the optional peer certificate
80  */
81 #define SSL_SESSION_ASN1_VERSION 0x0001
82 
83 /* text strings for the ciphers */
84 #define SSL_TXT_NULL_WITH_MD5		SSL2_TXT_NULL_WITH_MD5
85 #define SSL_TXT_RC4_128_WITH_MD5	SSL2_TXT_RC4_128_WITH_MD5
86 #define SSL_TXT_RC4_128_EXPORT40_WITH_MD5 SSL2_TXT_RC4_128_EXPORT40_WITH_MD5
87 #define SSL_TXT_RC2_128_CBC_WITH_MD5	SSL2_TXT_RC2_128_CBC_WITH_MD5
88 #define SSL_TXT_RC2_128_CBC_EXPORT40_WITH_MD5 SSL2_TXT_RC2_128_CBC_EXPORT40_WITH_MD5
89 #define SSL_TXT_IDEA_128_CBC_WITH_MD5	SSL2_TXT_IDEA_128_CBC_WITH_MD5
90 #define SSL_TXT_DES_64_CBC_WITH_MD5	SSL2_TXT_DES_64_CBC_WITH_MD5
91 #define SSL_TXT_DES_64_CBC_WITH_SHA	SSL2_TXT_DES_64_CBC_WITH_SHA
92 #define SSL_TXT_DES_192_EDE3_CBC_WITH_MD5 SSL2_TXT_DES_192_EDE3_CBC_WITH_MD5
93 #define SSL_TXT_DES_192_EDE3_CBC_WITH_SHA SSL2_TXT_DES_192_EDE3_CBC_WITH_SHA
94 
95 #define SSL_MAX_SSL_SESSION_ID_LENGTH		32
96 #define SSL_MAX_SID_CTX_LENGTH			32
97 
98 #define SSL_MIN_RSA_MODULUS_LENGTH_IN_BYTES	(512/8)
99 #define SSL_MAX_KEY_ARG_LENGTH			8
100 #define SSL_MAX_MASTER_KEY_LENGTH		48
101 
102 /* These are used to specify which ciphers to use and not to use */
103 #define SSL_TXT_LOW		"LOW"
104 #define SSL_TXT_MEDIUM		"MEDIUM"
105 #define SSL_TXT_HIGH		"HIGH"
106 #define SSL_TXT_kFZA		"kFZA"
107 #define	SSL_TXT_aFZA		"aFZA"
108 #define SSL_TXT_eFZA		"eFZA"
109 #define SSL_TXT_FZA		"FZA"
110 
111 #define	SSL_TXT_aNULL		"aNULL"
112 #define	SSL_TXT_eNULL		"eNULL"
113 #define	SSL_TXT_NULL		"NULL"
114 
115 #define SSL_TXT_kRSA		"kRSA"
116 #define SSL_TXT_kDHr		"kDHr"
117 #define SSL_TXT_kDHd		"kDHd"
118 #define SSL_TXT_kEDH		"kEDH"
119 #define	SSL_TXT_aRSA		"aRSA"
120 #define	SSL_TXT_aDSS		"aDSS"
121 #define	SSL_TXT_aDH		"aDH"
122 #define	SSL_TXT_DSS		"DSS"
123 #define SSL_TXT_DH		"DH"
124 #define SSL_TXT_EDH		"EDH"
125 #define SSL_TXT_ADH		"ADH"
126 #define SSL_TXT_RSA		"RSA"
127 #define SSL_TXT_DES		"DES"
128 #define SSL_TXT_3DES		"3DES"
129 #define SSL_TXT_RC4		"RC4"
130 #define SSL_TXT_RC2		"RC2"
131 #define SSL_TXT_IDEA		"IDEA"
132 #define SSL_TXT_MD5		"MD5"
133 #define SSL_TXT_SHA1		"SHA1"
134 #define SSL_TXT_SHA		"SHA"
135 #define SSL_TXT_EXP		"EXP"
136 #define SSL_TXT_EXPORT		"EXPORT"
137 #define SSL_TXT_EXP40		"EXPORT40"
138 #define SSL_TXT_EXP56		"EXPORT56"
139 #define SSL_TXT_SSLV2		"SSLv2"
140 #define SSL_TXT_SSLV3		"SSLv3"
141 #define SSL_TXT_TLSV1		"TLSv1"
142 #define SSL_TXT_ALL		"ALL"
143 
144 /* 'DEFAULT' at the start of the cipher list insert the following string
145  * in addition to this being the default cipher string */
146 #define SSL_DEFAULT_CIPHER_LIST	"ALL:!ADH:RC4+RSA:+SSLv2:@STRENGTH"
147 
148 /* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
149 #define SSL_SENT_SHUTDOWN	1
150 #define SSL_RECEIVED_SHUTDOWN	2
151 
152 #ifdef __cplusplus
153 }
154 #endif
155 
156 #include <openssl/crypto.h>
157 #include <openssl/lhash.h>
158 #include <openssl/buffer.h>
159 #include <openssl/bio.h>
160 #include <openssl/pem.h>
161 #include <openssl/x509.h>
162 
163 #ifdef  __cplusplus
164 extern "C" {
165 #endif
166 
167 #if (defined(NO_RSA) || defined(NO_MD5)) && !defined(NO_SSL2)
168 #define NO_SSL2
169 #endif
170 
171 #define SSL_FILETYPE_ASN1	X509_FILETYPE_ASN1
172 #define SSL_FILETYPE_PEM	X509_FILETYPE_PEM
173 
174 /* This is needed to stop compilers complaining about the
175  * 'struct ssl_st *' function parameters used to prototype callbacks
176  * in SSL_CTX. */
177 typedef struct ssl_st *ssl_crock_st;
178 
179 /* used to hold info on the particular ciphers used */
180 typedef struct ssl_cipher_st
181 	{
182 	int valid;
183 	const char *name;		/* text name */
184 	unsigned long id;		/* id, 4 bytes, first is version */
185 	unsigned long algorithms;	/* what ciphers are used */
186 	unsigned long algo_strength;	/* strength and export flags */
187 	unsigned long algorithm2;	/* Extra flags */
188 	int strength_bits;		/* Number of bits really used */
189 	int alg_bits;			/* Number of bits for algorithm */
190 	unsigned long mask;		/* used for matching */
191 	unsigned long mask_strength;	/* also used for matching */
192 	} SSL_CIPHER;
193 
194 DECLARE_STACK_OF(SSL_CIPHER)
195 
196 typedef struct ssl_st SSL;
197 typedef struct ssl_ctx_st SSL_CTX;
198 
199 /* Used to hold functions for SSLv2 or SSLv3/TLSv1 functions */
200 typedef struct ssl_method_st
201 	{
202 	int version;
203 	int (*ssl_new)(SSL *s);
204 	void (*ssl_clear)(SSL *s);
205 	void (*ssl_free)(SSL *s);
206 	int (*ssl_accept)(SSL *s);
207 	int (*ssl_connect)(SSL *s);
208 	int (*ssl_read)(SSL *s,void *buf,int len);
209 	int (*ssl_peek)(SSL *s,void *buf,int len);
210 	int (*ssl_write)(SSL *s,const void *buf,int len);
211 	int (*ssl_shutdown)(SSL *s);
212 	int (*ssl_renegotiate)(SSL *s);
213 	int (*ssl_renegotiate_check)(SSL *s);
214 	long (*ssl_ctrl)(SSL *s,int cmd,long larg,char *parg);
215 	long (*ssl_ctx_ctrl)(SSL_CTX *ctx,int cmd,long larg,char *parg);
216 	SSL_CIPHER *(*get_cipher_by_char)(const unsigned char *ptr);
217 	int (*put_cipher_by_char)(const SSL_CIPHER *cipher,unsigned char *ptr);
218 	int (*ssl_pending)(SSL *s);
219 	int (*num_ciphers)(void);
220 	SSL_CIPHER *(*get_cipher)(unsigned ncipher);
221 	struct ssl_method_st *(*get_ssl_method)(int version);
222 	long (*get_timeout)(void);
223 	struct ssl3_enc_method *ssl3_enc; /* Extra SSLv3/TLS stuff */
224 	int (*ssl_version)();
225 	long (*ssl_callback_ctrl)(SSL *s, int cb_id, void (*fp)());
226 	long (*ssl_ctx_callback_ctrl)(SSL_CTX *s, int cb_id, void (*fp)());
227 	} SSL_METHOD;
228 
229 /* Lets make this into an ASN.1 type structure as follows
230  * SSL_SESSION_ID ::= SEQUENCE {
231  *	version 		INTEGER,	-- structure version number
232  *	SSLversion 		INTEGER,	-- SSL version number
233  *	Cipher 			OCTET_STRING,	-- the 3 byte cipher ID
234  *	Session_ID 		OCTET_STRING,	-- the Session ID
235  *	Master_key 		OCTET_STRING,	-- the master key
236  *	Key_Arg [ 0 ] IMPLICIT	OCTET_STRING,	-- the optional Key argument
237  *	Time [ 1 ] EXPLICIT	INTEGER,	-- optional Start Time
238  *	Timeout [ 2 ] EXPLICIT	INTEGER,	-- optional Timeout ins seconds
239  *	Peer [ 3 ] EXPLICIT	X509,		-- optional Peer Certificate
240  *	Session_ID_context [ 4 ] EXPLICIT OCTET_STRING,   -- the Session ID context
241  *	Verify_result [ 5 ] EXPLICIT INTEGER    -- X509_V_... code for `Peer'
242  *	Compression [6] IMPLICIT ASN1_OBJECT	-- compression OID XXXXX
243  *	}
244  * Look in ssl/ssl_asn1.c for more details
245  * I'm using EXPLICIT tags so I can read the damn things using asn1parse :-).
246  */
247 typedef struct ssl_session_st
248 	{
249 	int ssl_version;	/* what ssl version session info is
250 				 * being kept in here? */
251 
252 	/* only really used in SSLv2 */
253 	unsigned int key_arg_length;
254 	unsigned char key_arg[SSL_MAX_KEY_ARG_LENGTH];
255 	int master_key_length;
256 	unsigned char master_key[SSL_MAX_MASTER_KEY_LENGTH];
257 	/* session_id - valid? */
258 	unsigned int session_id_length;
259 	unsigned char session_id[SSL_MAX_SSL_SESSION_ID_LENGTH];
260 	/* this is used to determine whether the session is being reused in
261 	 * the appropriate context. It is up to the application to set this,
262 	 * via SSL_new */
263 	unsigned int sid_ctx_length;
264 	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
265 
266 	int not_resumable;
267 
268 	/* The cert is the certificate used to establish this connection */
269 	struct sess_cert_st /* SESS_CERT */ *sess_cert;
270 
271 	/* This is the cert for the other end.
272 	 * On clients, it will be the same as sess_cert->peer_key->x509
273 	 * (the latter is not enough as sess_cert is not retained
274 	 * in the external representation of sessions, see ssl_asn1.c). */
275 	X509 *peer;
276 	/* when app_verify_callback accepts a session where the peer's certificate
277 	 * is not ok, we must remember the error for session reuse: */
278 	long verify_result; /* only for servers */
279 
280 	int references;
281 	long timeout;
282 	long time;
283 
284 	int compress_meth;		/* Need to lookup the method */
285 
286 	SSL_CIPHER *cipher;
287 	unsigned long cipher_id;	/* when ASN.1 loaded, this
288 					 * needs to be used to load
289 					 * the 'cipher' structure */
290 
291 	STACK_OF(SSL_CIPHER) *ciphers; /* shared ciphers? */
292 
293 	CRYPTO_EX_DATA ex_data; /* application specific data */
294 
295 	/* These are used to make removal of session-ids more
296 	 * efficient and to implement a maximum cache size. */
297 	struct ssl_session_st *prev,*next;
298 	} SSL_SESSION;
299 
300 #define SSL_OP_MICROSOFT_SESS_ID_BUG			0x00000001L
301 #define SSL_OP_NETSCAPE_CHALLENGE_BUG			0x00000002L
302 #define SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG		0x00000008L
303 #define SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG		0x00000010L
304 #define SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER		0x00000020L
305 #define SSL_OP_MSIE_SSLV2_RSA_PADDING			0x00000040L
306 #define SSL_OP_SSLEAY_080_CLIENT_DH_BUG			0x00000080L
307 #define SSL_OP_TLS_D5_BUG				0x00000100L
308 #define SSL_OP_TLS_BLOCK_PADDING_BUG			0x00000200L
309 #define SSL_OP_TLS_ROLLBACK_BUG				0x00000400L
310 
311 /* If set, always create a new key when using tmp_dh parameters */
312 #define SSL_OP_SINGLE_DH_USE				0x00100000L
313 /* Set to also use the tmp_rsa key when doing RSA operations. */
314 #define SSL_OP_EPHEMERAL_RSA				0x00200000L
315 
316 /* The next flag deliberately changes the ciphertest, this is a check
317  * for the PKCS#1 attack */
318 #define SSL_OP_PKCS1_CHECK_1				0x08000000L
319 #define SSL_OP_PKCS1_CHECK_2				0x10000000L
320 #define SSL_OP_NETSCAPE_CA_DN_BUG			0x20000000L
321 /* SSL_OP_NON_EXPORT_FIRST looks utterly broken .. */
322 #define SSL_OP_NON_EXPORT_FIRST 			0x40000000L
323 #define SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG		0x80000000L
324 #define SSL_OP_ALL					0x000FFFFFL
325 
326 #define SSL_OP_NO_SSLv2					0x01000000L
327 #define SSL_OP_NO_SSLv3					0x02000000L
328 #define SSL_OP_NO_TLSv1					0x04000000L
329 
330 /* Allow SSL_write(..., n) to return r with 0 < r < n (i.e. report success
331  * when just a single record has been written): */
332 #define SSL_MODE_ENABLE_PARTIAL_WRITE       0x00000001L
333 /* Make it possible to retry SSL_write() with changed buffer location
334  * (buffer contents must stay the same!); this is not the default to avoid
335  * the misconception that non-blocking SSL_write() behaves like
336  * non-blocking write(): */
337 #define SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER 0x00000002L
338 /* Never bother the application with retries if the transport
339  * is blocking: */
340 #define SSL_MODE_AUTO_RETRY 0x00000004L
341 
342 /* Note: SSL[_CTX]_set_{options,mode} use |= op on the previous value,
343  * they cannot be used to clear bits. */
344 
345 #define SSL_CTX_set_options(ctx,op) \
346 	SSL_CTX_ctrl(ctx,SSL_CTRL_OPTIONS,op,NULL)
347 #define SSL_CTX_get_options(ctx) \
348 	SSL_CTX_ctrl(ctx,SSL_CTRL_OPTIONS,0,NULL)
349 #define SSL_set_options(ssl,op) \
350 	SSL_ctrl(ssl,SSL_CTRL_OPTIONS,op,NULL)
351 #define SSL_get_options(ssl) \
352         SSL_ctrl(ssl,SSL_CTRL_OPTIONS,0,NULL)
353 
354 #define SSL_CTX_set_mode(ctx,op) \
355 	SSL_CTX_ctrl(ctx,SSL_CTRL_MODE,op,NULL)
356 #define SSL_CTX_get_mode(ctx) \
357 	SSL_CTX_ctrl(ctx,SSL_CTRL_MODE,0,NULL)
358 #define SSL_set_mode(ssl,op) \
359 	SSL_ctrl(ssl,SSL_CTRL_MODE,op,NULL)
360 #define SSL_get_mode(ssl) \
361         SSL_ctrl(ssl,SSL_CTRL_MODE,0,NULL)
362 
363 #define SSL_SESSION_CACHE_MAX_SIZE_DEFAULT	(1024*20)
364 
365 typedef struct ssl_comp_st
366 	{
367 	int id;
368 	char *name;
369 #ifndef NO_COMP
370 	COMP_METHOD *method;
371 #else
372 	char *method;
373 #endif
374 	} SSL_COMP;
375 
376 DECLARE_STACK_OF(SSL_COMP)
377 
378 struct ssl_ctx_st
379 	{
380 	SSL_METHOD *method;
381 	unsigned long options;
382 	unsigned long mode;
383 
384 	STACK_OF(SSL_CIPHER) *cipher_list;
385 	/* same as above but sorted for lookup */
386 	STACK_OF(SSL_CIPHER) *cipher_list_by_id;
387 
388 	struct x509_store_st /* X509_STORE */ *cert_store;
389 	struct lhash_st /* LHASH */ *sessions;	/* a set of SSL_SESSIONs */
390 	/* Most session-ids that will be cached, default is
391 	 * SSL_SESSION_CACHE_MAX_SIZE_DEFAULT. 0 is unlimited. */
392 	unsigned long session_cache_size;
393 	struct ssl_session_st *session_cache_head;
394 	struct ssl_session_st *session_cache_tail;
395 
396 	/* This can have one of 2 values, ored together,
397 	 * SSL_SESS_CACHE_CLIENT,
398 	 * SSL_SESS_CACHE_SERVER,
399 	 * Default is SSL_SESSION_CACHE_SERVER, which means only
400 	 * SSL_accept which cache SSL_SESSIONS. */
401 	int session_cache_mode;
402 
403 	/* If timeout is not 0, it is the default timeout value set
404 	 * when SSL_new() is called.  This has been put in to make
405 	 * life easier to set things up */
406 	long session_timeout;
407 
408 	/* If this callback is not null, it will be called each
409 	 * time a session id is added to the cache.  If this function
410 	 * returns 1, it means that the callback will do a
411 	 * SSL_SESSION_free() when it has finished using it.  Otherwise,
412 	 * on 0, it means the callback has finished with it.
413 	 * If remove_session_cb is not null, it will be called when
414 	 * a session-id is removed from the cache.  After the call,
415 	 * OpenSSL will SSL_SESSION_free() it. */
416 	int (*new_session_cb)(struct ssl_st *ssl,SSL_SESSION *sess);
417 	void (*remove_session_cb)(struct ssl_ctx_st *ctx,SSL_SESSION *sess);
418 	SSL_SESSION *(*get_session_cb)(struct ssl_st *ssl,
419 		unsigned char *data,int len,int *copy);
420 	struct
421 		{
422 		int sess_connect;	/* SSL new conn - started */
423 		int sess_connect_renegotiate;/* SSL reneg - requested */
424 		int sess_connect_good;	/* SSL new conne/reneg - finished */
425 		int sess_accept;	/* SSL new accept - started */
426 		int sess_accept_renegotiate;/* SSL reneg - requested */
427 		int sess_accept_good;	/* SSL accept/reneg - finished */
428 		int sess_miss;		/* session lookup misses  */
429 		int sess_timeout;	/* reuse attempt on timeouted session */
430 		int sess_cache_full;	/* session removed due to full cache */
431 		int sess_hit;		/* session reuse actually done */
432 		int sess_cb_hit;	/* session-id that was not
433 					 * in the cache was
434 					 * passed back via the callback.  This
435 					 * indicates that the application is
436 					 * supplying session-id's from other
437 					 * processes - spooky :-) */
438 		} stats;
439 
440 	int references;
441 
442 /**/	void (*info_callback)();
443 
444 	/* if defined, these override the X509_verify_cert() calls */
445 /**/	int (*app_verify_callback)();
446 /**/	char *app_verify_arg; /* never used; should be void * */
447 
448 	/* default values to use in SSL structures */
449 /**/	struct cert_st /* CERT */ *cert;
450 /**/	int read_ahead;
451 /**/	int verify_mode;
452 /**/	int verify_depth;
453 /**/	unsigned int sid_ctx_length;
454 /**/	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
455 /**/	int (*default_verify_callback)(int ok,X509_STORE_CTX *ctx);
456 
457 	int purpose;		/* Purpose setting */
458 	int trust;		/* Trust setting */
459 
460 	/* Default password callback. */
461 /**/	pem_password_cb *default_passwd_callback;
462 
463 	/* Default password callback user data. */
464 /**/	void *default_passwd_callback_userdata;
465 
466 	/* get client cert callback */
467 /**/	int (*client_cert_cb)(/* SSL *ssl, X509 **x509, EVP_PKEY **pkey */);
468 
469 	/* what we put in client cert requests */
470 	STACK_OF(X509_NAME) *client_CA;
471 
472 /**/	int quiet_shutdown;
473 
474 	CRYPTO_EX_DATA ex_data;
475 
476 	const EVP_MD *rsa_md5;/* For SSLv2 - name is 'ssl2-md5' */
477 	const EVP_MD *md5;	/* For SSLv3/TLSv1 'ssl3-md5' */
478 	const EVP_MD *sha1;   /* For SSLv3/TLSv1 'ssl3->sha1' */
479 
480 	STACK_OF(X509) *extra_certs;
481         STACK_OF(SSL_COMP) *comp_methods; /* stack of SSL_COMP, SSLv3/TLSv1 */
482 	};
483 
484 #define SSL_SESS_CACHE_OFF			0x0000
485 #define SSL_SESS_CACHE_CLIENT			0x0001
486 #define SSL_SESS_CACHE_SERVER			0x0002
487 #define SSL_SESS_CACHE_BOTH	(SSL_SESS_CACHE_CLIENT|SSL_SESS_CACHE_SERVER)
488 #define SSL_SESS_CACHE_NO_AUTO_CLEAR		0x0080
489 /* This one, when set, makes the server session-id lookup not look
490  * in the cache.  If there is an application get_session callback
491  * defined, this will still get called. */
492 #define SSL_SESS_CACHE_NO_INTERNAL_LOOKUP	0x0100
493 
494   struct lhash_st *SSL_CTX_sessions(SSL_CTX *ctx);
495 #define SSL_CTX_sess_number(ctx) \
496 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_NUMBER,0,NULL)
497 #define SSL_CTX_sess_connect(ctx) \
498 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT,0,NULL)
499 #define SSL_CTX_sess_connect_good(ctx) \
500 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_GOOD,0,NULL)
501 #define SSL_CTX_sess_connect_renegotiate(ctx) \
502 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_RENEGOTIATE,0,NULL)
503 #define SSL_CTX_sess_accept(ctx) \
504 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT,0,NULL)
505 #define SSL_CTX_sess_accept_renegotiate(ctx) \
506 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_RENEGOTIATE,0,NULL)
507 #define SSL_CTX_sess_accept_good(ctx) \
508 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_GOOD,0,NULL)
509 #define SSL_CTX_sess_hits(ctx) \
510 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_HIT,0,NULL)
511 #define SSL_CTX_sess_cb_hits(ctx) \
512 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CB_HIT,0,NULL)
513 #define SSL_CTX_sess_misses(ctx) \
514 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_MISSES,0,NULL)
515 #define SSL_CTX_sess_timeouts(ctx) \
516 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_TIMEOUTS,0,NULL)
517 #define SSL_CTX_sess_cache_full(ctx) \
518 	SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CACHE_FULL,0,NULL)
519 
520 #define SSL_CTX_sess_set_new_cb(ctx,cb)	((ctx)->new_session_cb=(cb))
521 #define SSL_CTX_sess_get_new_cb(ctx)	((ctx)->new_session_cb)
522 #define SSL_CTX_sess_set_remove_cb(ctx,cb)	((ctx)->remove_session_cb=(cb))
523 #define SSL_CTX_sess_get_remove_cb(ctx)	((ctx)->remove_session_cb)
524 #define SSL_CTX_sess_set_get_cb(ctx,cb)	((ctx)->get_session_cb=(cb))
525 #define SSL_CTX_sess_get_get_cb(ctx)	((ctx)->get_session_cb)
526 #define SSL_CTX_set_info_callback(ctx,cb)	((ctx)->info_callback=(cb))
527 #define SSL_CTX_get_info_callback(ctx)		((ctx)->info_callback)
528 #define SSL_CTX_set_client_cert_cb(ctx,cb)	((ctx)->client_cert_cb=(cb))
529 #define SSL_CTX_get_client_cert_cb(ctx)		((ctx)->client_cert_cb)
530 
531 #define SSL_NOTHING	1
532 #define SSL_WRITING	2
533 #define SSL_READING	3
534 #define SSL_X509_LOOKUP	4
535 
536 /* These will only be used when doing non-blocking IO */
537 #define SSL_want_nothing(s)	(SSL_want(s) == SSL_NOTHING)
538 #define SSL_want_read(s)	(SSL_want(s) == SSL_READING)
539 #define SSL_want_write(s)	(SSL_want(s) == SSL_WRITING)
540 #define SSL_want_x509_lookup(s)	(SSL_want(s) == SSL_X509_LOOKUP)
541 
542 struct ssl_st
543 	{
544 	/* protocol version
545 	 * (one of SSL2_VERSION, SSL3_VERSION, TLS1_VERSION)
546 	 */
547 	int version;
548 	int type; /* SSL_ST_CONNECT or SSL_ST_ACCEPT */
549 
550 	SSL_METHOD *method; /* SSLv3 */
551 
552 	/* There are 2 BIO's even though they are normally both the
553 	 * same.  This is so data can be read and written to different
554 	 * handlers */
555 
556 #ifndef NO_BIO
557 	BIO *rbio; /* used by SSL_read */
558 	BIO *wbio; /* used by SSL_write */
559 	BIO *bbio; /* used during session-id reuse to concatenate
560 		    * messages */
561 #else
562 	char *rbio; /* used by SSL_read */
563 	char *wbio; /* used by SSL_write */
564 	char *bbio;
565 #endif
566 	/* This holds a variable that indicates what we were doing
567 	 * when a 0 or -1 is returned.  This is needed for
568 	 * non-blocking IO so we know what request needs re-doing when
569 	 * in SSL_accept or SSL_connect */
570 	int rwstate;
571 
572 	/* true when we are actually in SSL_accept() or SSL_connect() */
573 	int in_handshake;
574 	int (*handshake_func)();
575 
576 	/* Imagine that here's a boolean member "init" that is
577 	 * switched as soon as SSL_set_{accept/connect}_state
578 	 * is called for the first time, so that "state" and
579 	 * "handshake_func" are properly initialized.  But as
580 	 * handshake_func is == 0 until then, we use this
581 	 * test instead of an "init" member.
582 	 */
583 
584 	int server;	/* are we the server side? - mostly used by SSL_clear*/
585 
586 	int new_session;/* 1 if we are to use a new session */
587 	int quiet_shutdown;/* don't send shutdown packets */
588 	int shutdown;	/* we have shut things down, 0x01 sent, 0x02
589 			 * for received */
590 	int state;	/* where we are */
591 	int rstate;	/* where we are when reading */
592 
593 	BUF_MEM *init_buf;	/* buffer used during init */
594 	int init_num;		/* amount read/written */
595 	int init_off;		/* amount read/written */
596 
597 	/* used internally to point at a raw packet */
598 	unsigned char *packet;
599 	unsigned int packet_length;
600 
601 	struct ssl2_state_st *s2; /* SSLv2 variables */
602 	struct ssl3_state_st *s3; /* SSLv3 variables */
603 
604 	int read_ahead;		/* Read as many input bytes as possible
605 	               	 	 * (for non-blocking reads) */
606 	int hit;		/* reusing a previous session */
607 
608 	int purpose;		/* Purpose setting */
609 	int trust;		/* Trust setting */
610 
611 	/* crypto */
612 	STACK_OF(SSL_CIPHER) *cipher_list;
613 	STACK_OF(SSL_CIPHER) *cipher_list_by_id;
614 
615 	/* These are the ones being used, the ones in SSL_SESSION are
616 	 * the ones to be 'copied' into these ones */
617 
618 	EVP_CIPHER_CTX *enc_read_ctx;		/* cryptographic state */
619 	const EVP_MD *read_hash;		/* used for mac generation */
620 #ifndef NO_COMP
621 	COMP_CTX *expand;			/* uncompress */
622 #else
623 	char *expand;
624 #endif
625 
626 	EVP_CIPHER_CTX *enc_write_ctx;		/* cryptographic state */
627 	const EVP_MD *write_hash;		/* used for mac generation */
628 #ifndef NO_COMP
629 	COMP_CTX *compress;			/* compression */
630 #else
631 	char *compress;
632 #endif
633 
634 	/* session info */
635 
636 	/* client cert? */
637 	/* This is used to hold the server certificate used */
638 	struct cert_st /* CERT */ *cert;
639 
640 	/* the session_id_context is used to ensure sessions are only reused
641 	 * in the appropriate context */
642 	unsigned int sid_ctx_length;
643 	unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
644 
645 	/* This can also be in the session once a session is established */
646 	SSL_SESSION *session;
647 
648 	/* Used in SSL2 and SSL3 */
649 	int verify_mode;	/* 0 don't care about verify failure.
650 				 * 1 fail if verify fails */
651 	int verify_depth;
652 	int (*verify_callback)(int ok,X509_STORE_CTX *ctx); /* fail if callback returns 0 */
653 	void (*info_callback)(); /* optional informational callback */
654 
655 	int error;		/* error bytes to be written */
656 	int error_code;		/* actual code */
657 
658 	SSL_CTX *ctx;
659 	/* set this flag to 1 and a sleep(1) is put into all SSL_read()
660 	 * and SSL_write() calls, good for nbio debuging :-) */
661 	int debug;
662 
663 	/* extra application data */
664 	long verify_result;
665 	CRYPTO_EX_DATA ex_data;
666 
667 	/* for server side, keep the list of CA_dn we can use */
668 	STACK_OF(X509_NAME) *client_CA;
669 
670 	int references;
671 	unsigned long options; /* protocol behaviour */
672 	unsigned long mode; /* API behaviour */
673 	int first_packet;
674 	int client_version;	/* what was passed, used for
675 				 * SSLv3/TLS rollback check */
676 	};
677 
678 #ifdef __cplusplus
679 }
680 #endif
681 
682 #include <openssl/ssl2.h>
683 #include <openssl/ssl3.h>
684 #include <openssl/tls1.h> /* This is mostly sslv3 with a few tweaks */
685 #include <openssl/ssl23.h>
686 
687 #ifdef  __cplusplus
688 extern "C" {
689 #endif
690 
691 /* compatibility */
692 #define SSL_set_app_data(s,arg)		(SSL_set_ex_data(s,0,(char *)arg))
693 #define SSL_get_app_data(s)		(SSL_get_ex_data(s,0))
694 #define SSL_SESSION_set_app_data(s,a)	(SSL_SESSION_set_ex_data(s,0,(char *)a))
695 #define SSL_SESSION_get_app_data(s)	(SSL_SESSION_get_ex_data(s,0))
696 #define SSL_CTX_get_app_data(ctx)	(SSL_CTX_get_ex_data(ctx,0))
697 #define SSL_CTX_set_app_data(ctx,arg)	(SSL_CTX_set_ex_data(ctx,0,(char *)arg))
698 
699 /* The following are the possible values for ssl->state are are
700  * used to indicate where we are up to in the SSL connection establishment.
701  * The macros that follow are about the only things you should need to use
702  * and even then, only when using non-blocking IO.
703  * It can also be useful to work out where you were when the connection
704  * failed */
705 
706 #define SSL_ST_CONNECT			0x1000
707 #define SSL_ST_ACCEPT			0x2000
708 #define SSL_ST_MASK			0x0FFF
709 #define SSL_ST_INIT			(SSL_ST_CONNECT|SSL_ST_ACCEPT)
710 #define SSL_ST_BEFORE			0x4000
711 #define SSL_ST_OK			0x03
712 #define SSL_ST_RENEGOTIATE		(0x04|SSL_ST_INIT)
713 
714 #define SSL_CB_LOOP			0x01
715 #define SSL_CB_EXIT			0x02
716 #define SSL_CB_READ			0x04
717 #define SSL_CB_WRITE			0x08
718 #define SSL_CB_ALERT			0x4000 /* used in callback */
719 #define SSL_CB_READ_ALERT		(SSL_CB_ALERT|SSL_CB_READ)
720 #define SSL_CB_WRITE_ALERT		(SSL_CB_ALERT|SSL_CB_WRITE)
721 #define SSL_CB_ACCEPT_LOOP		(SSL_ST_ACCEPT|SSL_CB_LOOP)
722 #define SSL_CB_ACCEPT_EXIT		(SSL_ST_ACCEPT|SSL_CB_EXIT)
723 #define SSL_CB_CONNECT_LOOP		(SSL_ST_CONNECT|SSL_CB_LOOP)
724 #define SSL_CB_CONNECT_EXIT		(SSL_ST_CONNECT|SSL_CB_EXIT)
725 #define SSL_CB_HANDSHAKE_START		0x10
726 #define SSL_CB_HANDSHAKE_DONE		0x20
727 
728 /* Is the SSL_connection established? */
729 #define SSL_get_state(a)		SSL_state(a)
730 #define SSL_is_init_finished(a)		(SSL_state(a) == SSL_ST_OK)
731 #define SSL_in_init(a)			(SSL_state(a)&SSL_ST_INIT)
732 #define SSL_in_before(a)		(SSL_state(a)&SSL_ST_BEFORE)
733 #define SSL_in_connect_init(a)		(SSL_state(a)&SSL_ST_CONNECT)
734 #define SSL_in_accept_init(a)		(SSL_state(a)&SSL_ST_ACCEPT)
735 
736 /* The following 2 states are kept in ssl->rstate when reads fail,
737  * you should not need these */
738 #define SSL_ST_READ_HEADER			0xF0
739 #define SSL_ST_READ_BODY			0xF1
740 #define SSL_ST_READ_DONE			0xF2
741 
742 /* Obtain latest Finished message
743  *   -- that we sent (SSL_get_finished)
744  *   -- that we expected from peer (SSL_get_peer_finished).
745  * Returns length (0 == no Finished so far), copies up to 'count' bytes. */
746 size_t SSL_get_finished(SSL *s, void *buf, size_t count);
747 size_t SSL_get_peer_finished(SSL *s, void *buf, size_t count);
748 
749 /* use either SSL_VERIFY_NONE or SSL_VERIFY_PEER, the last 2 options
750  * are 'ored' with SSL_VERIFY_PEER if they are desired */
751 #define SSL_VERIFY_NONE			0x00
752 #define SSL_VERIFY_PEER			0x01
753 #define SSL_VERIFY_FAIL_IF_NO_PEER_CERT	0x02
754 #define SSL_VERIFY_CLIENT_ONCE		0x04
755 
756 #define OpenSSL_add_ssl_algorithms()	SSL_library_init()
757 #define SSLeay_add_ssl_algorithms()	SSL_library_init()
758 
759 /* this is for backward compatibility */
760 #if 0 /* NEW_SSLEAY */
761 #define SSL_CTX_set_default_verify(a,b,c) SSL_CTX_set_verify(a,b,c)
762 #define SSL_set_pref_cipher(c,n)	SSL_set_cipher_list(c,n)
763 #define SSL_add_session(a,b)            SSL_CTX_add_session((a),(b))
764 #define SSL_remove_session(a,b)		SSL_CTX_remove_session((a),(b))
765 #define SSL_flush_sessions(a,b)		SSL_CTX_flush_sessions((a),(b))
766 #endif
767 /* More backward compatibility */
768 #define SSL_get_cipher(s) \
769 		SSL_CIPHER_get_name(SSL_get_current_cipher(s))
770 #define SSL_get_cipher_bits(s,np) \
771 		SSL_CIPHER_get_bits(SSL_get_current_cipher(s),np)
772 #define SSL_get_cipher_version(s) \
773 		SSL_CIPHER_get_version(SSL_get_current_cipher(s))
774 #define SSL_get_cipher_name(s) \
775 		SSL_CIPHER_get_name(SSL_get_current_cipher(s))
776 #define SSL_get_time(a)		SSL_SESSION_get_time(a)
777 #define SSL_set_time(a,b)	SSL_SESSION_set_time((a),(b))
778 #define SSL_get_timeout(a)	SSL_SESSION_get_timeout(a)
779 #define SSL_set_timeout(a,b)	SSL_SESSION_set_timeout((a),(b))
780 
781 #if 1 /*SSLEAY_MACROS*/
782 #define d2i_SSL_SESSION_bio(bp,s_id) (SSL_SESSION *)ASN1_d2i_bio( \
783 	(char *(*)())SSL_SESSION_new,(char *(*)())d2i_SSL_SESSION, \
784 	(bp),(unsigned char **)(s_id))
785 #define i2d_SSL_SESSION_bio(bp,s_id) ASN1_i2d_bio(i2d_SSL_SESSION, \
786 	bp,(unsigned char *)s_id)
787 #define PEM_read_SSL_SESSION(fp,x,cb,u) (SSL_SESSION *)PEM_ASN1_read( \
788 	(char *(*)())d2i_SSL_SESSION,PEM_STRING_SSL_SESSION,fp,(char **)x,cb,u)
789 #define PEM_read_bio_SSL_SESSION(bp,x,cb,u) (SSL_SESSION *)PEM_ASN1_read_bio( \
790 	(char *(*)())d2i_SSL_SESSION,PEM_STRING_SSL_SESSION,bp,(char **)x,cb,u)
791 #define PEM_write_SSL_SESSION(fp,x) \
792 	PEM_ASN1_write((int (*)())i2d_SSL_SESSION, \
793 		PEM_STRING_SSL_SESSION,fp, (char *)x, NULL,NULL,0,NULL,NULL)
794 #define PEM_write_bio_SSL_SESSION(bp,x) \
795 	PEM_ASN1_write_bio((int (*)())i2d_SSL_SESSION, \
796 		PEM_STRING_SSL_SESSION,bp, (char *)x, NULL,NULL,0,NULL,NULL)
797 #endif
798 
799 #define SSL_AD_REASON_OFFSET		1000
800 /* These alert types are for SSLv3 and TLSv1 */
801 #define SSL_AD_CLOSE_NOTIFY		SSL3_AD_CLOSE_NOTIFY
802 #define SSL_AD_UNEXPECTED_MESSAGE	SSL3_AD_UNEXPECTED_MESSAGE /* fatal */
803 #define SSL_AD_BAD_RECORD_MAC		SSL3_AD_BAD_RECORD_MAC     /* fatal */
804 #define SSL_AD_DECRYPTION_FAILED	TLS1_AD_DECRYPTION_FAILED
805 #define SSL_AD_RECORD_OVERFLOW		TLS1_AD_RECORD_OVERFLOW
806 #define SSL_AD_DECOMPRESSION_FAILURE	SSL3_AD_DECOMPRESSION_FAILURE/* fatal */
807 #define SSL_AD_HANDSHAKE_FAILURE	SSL3_AD_HANDSHAKE_FAILURE/* fatal */
808 #define SSL_AD_NO_CERTIFICATE		SSL3_AD_NO_CERTIFICATE /* Not for TLS */
809 #define SSL_AD_BAD_CERTIFICATE		SSL3_AD_BAD_CERTIFICATE
810 #define SSL_AD_UNSUPPORTED_CERTIFICATE	SSL3_AD_UNSUPPORTED_CERTIFICATE
811 #define SSL_AD_CERTIFICATE_REVOKED	SSL3_AD_CERTIFICATE_REVOKED
812 #define SSL_AD_CERTIFICATE_EXPIRED	SSL3_AD_CERTIFICATE_EXPIRED
813 #define SSL_AD_CERTIFICATE_UNKNOWN	SSL3_AD_CERTIFICATE_UNKNOWN
814 #define SSL_AD_ILLEGAL_PARAMETER	SSL3_AD_ILLEGAL_PARAMETER   /* fatal */
815 #define SSL_AD_UNKNOWN_CA		TLS1_AD_UNKNOWN_CA	/* fatal */
816 #define SSL_AD_ACCESS_DENIED		TLS1_AD_ACCESS_DENIED	/* fatal */
817 #define SSL_AD_DECODE_ERROR		TLS1_AD_DECODE_ERROR	/* fatal */
818 #define SSL_AD_DECRYPT_ERROR		TLS1_AD_DECRYPT_ERROR
819 #define SSL_AD_EXPORT_RESTRICTION	TLS1_AD_EXPORT_RESTRICTION/* fatal */
820 #define SSL_AD_PROTOCOL_VERSION		TLS1_AD_PROTOCOL_VERSION /* fatal */
821 #define SSL_AD_INSUFFICIENT_SECURITY	TLS1_AD_INSUFFICIENT_SECURITY/* fatal */
822 #define SSL_AD_INTERNAL_ERROR		TLS1_AD_INTERNAL_ERROR	/* fatal */
823 #define SSL_AD_USER_CANCELLED		TLS1_AD_USER_CANCELLED
824 #define SSL_AD_NO_RENEGOTIATION		TLS1_AD_NO_RENEGOTIATION
825 
826 #define SSL_ERROR_NONE			0
827 #define SSL_ERROR_SSL			1
828 #define SSL_ERROR_WANT_READ		2
829 #define SSL_ERROR_WANT_WRITE		3
830 #define SSL_ERROR_WANT_X509_LOOKUP	4
831 #define SSL_ERROR_SYSCALL		5 /* look at error stack/return value/errno */
832 #define SSL_ERROR_ZERO_RETURN		6
833 #define SSL_ERROR_WANT_CONNECT		7
834 
835 #define SSL_CTRL_NEED_TMP_RSA			1
836 #define SSL_CTRL_SET_TMP_RSA			2
837 #define SSL_CTRL_SET_TMP_DH			3
838 #define SSL_CTRL_SET_TMP_RSA_CB			4
839 #define SSL_CTRL_SET_TMP_DH_CB			5
840 /* Add these ones */
841 #define SSL_CTRL_GET_SESSION_REUSED		6
842 #define SSL_CTRL_GET_CLIENT_CERT_REQUEST	7
843 #define SSL_CTRL_GET_NUM_RENEGOTIATIONS		8
844 #define SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS	9
845 #define SSL_CTRL_GET_TOTAL_RENEGOTIATIONS	10
846 #define SSL_CTRL_GET_FLAGS			11
847 #define SSL_CTRL_EXTRA_CHAIN_CERT		12
848 
849 /* Stats */
850 #define SSL_CTRL_SESS_NUMBER			20
851 #define SSL_CTRL_SESS_CONNECT			21
852 #define SSL_CTRL_SESS_CONNECT_GOOD		22
853 #define SSL_CTRL_SESS_CONNECT_RENEGOTIATE	23
854 #define SSL_CTRL_SESS_ACCEPT			24
855 #define SSL_CTRL_SESS_ACCEPT_GOOD		25
856 #define SSL_CTRL_SESS_ACCEPT_RENEGOTIATE	26
857 #define SSL_CTRL_SESS_HIT			27
858 #define SSL_CTRL_SESS_CB_HIT			28
859 #define SSL_CTRL_SESS_MISSES			29
860 #define SSL_CTRL_SESS_TIMEOUTS			30
861 #define SSL_CTRL_SESS_CACHE_FULL		31
862 #define SSL_CTRL_OPTIONS			32
863 #define SSL_CTRL_MODE			33
864 
865 #define SSL_CTRL_GET_READ_AHEAD			40
866 #define SSL_CTRL_SET_READ_AHEAD			41
867 #define SSL_CTRL_SET_SESS_CACHE_SIZE		42
868 #define SSL_CTRL_GET_SESS_CACHE_SIZE		43
869 #define SSL_CTRL_SET_SESS_CACHE_MODE		44
870 #define SSL_CTRL_GET_SESS_CACHE_MODE		45
871 
872 #define SSL_session_reused(ssl) \
873 	SSL_ctrl((ssl),SSL_CTRL_GET_SESSION_REUSED,0,NULL)
874 #define SSL_num_renegotiations(ssl) \
875 	SSL_ctrl((ssl),SSL_CTRL_GET_NUM_RENEGOTIATIONS,0,NULL)
876 #define SSL_clear_num_renegotiations(ssl) \
877 	SSL_ctrl((ssl),SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS,0,NULL)
878 #define SSL_total_renegotiations(ssl) \
879 	SSL_ctrl((ssl),SSL_CTRL_GET_TOTAL_RENEGOTIATIONS,0,NULL)
880 
881 #define SSL_CTX_need_tmp_RSA(ctx) \
882 	SSL_CTX_ctrl(ctx,SSL_CTRL_NEED_TMP_RSA,0,NULL)
883 #define SSL_CTX_set_tmp_rsa(ctx,rsa) \
884 	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
885 #define SSL_CTX_set_tmp_dh(ctx,dh) \
886 	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
887 
888 #define SSL_need_tmp_RSA(ssl) \
889 	SSL_ctrl(ssl,SSL_CTRL_NEED_TMP_RSA,0,NULL)
890 #define SSL_set_tmp_rsa(ssl,rsa) \
891 	SSL_ctrl(ssl,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
892 #define SSL_set_tmp_dh(ssl,dh) \
893 	SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
894 
895 #define SSL_CTX_add_extra_chain_cert(ctx,x509) \
896 	SSL_CTX_ctrl(ctx,SSL_CTRL_EXTRA_CHAIN_CERT,0,(char *)x509)
897 
898 /* VMS uses only 31 characters for symbols. */
899 #ifdef VMS
900 #undef SSL_CTX_set_cert_verify_callback
901 #define SSL_CTX_set_cert_verify_callback SSL_CTX_set_cert_verify_cb
902 #undef SSL_CTX_use_certificate_chain_file
903 #define SSL_CTX_use_certificate_chain_file SSL_CTX_use_cert_chain_file
904 #undef SSL_CTX_set_default_verify_paths
905 #define SSL_CTX_set_default_verify_paths SSL_CTX_set_def_verify_paths
906 #undef SSL_get_ex_data_X509_STORE_CTX_idx
907 #define SSL_get_ex_data_X509_STORE_CTX_idx SSL_get_ex_data_X509_STOR_CTX_i
908 #undef SSL_add_file_cert_subjects_to_stack
909 #define SSL_add_file_cert_subjects_to_stack SSL_add_file_cert_sub_to_stack
910 #undef SSL_add_dir_cert_subjects_to_stack
911 #define SSL_add_dir_cert_subjects_to_stack SSL_add_dir_cert_sub_to_stack
912 #endif
913 
914 #ifndef NO_BIO
915 BIO_METHOD *BIO_f_ssl(void);
916 BIO *BIO_new_ssl(SSL_CTX *ctx,int client);
917 BIO *BIO_new_ssl_connect(SSL_CTX *ctx);
918 BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx);
919 int BIO_ssl_copy_session_id(BIO *to,BIO *from);
920 void BIO_ssl_shutdown(BIO *ssl_bio);
921 
922 #endif
923 
924 int	SSL_CTX_set_cipher_list(SSL_CTX *,const char *str);
925 SSL_CTX *SSL_CTX_new(SSL_METHOD *meth);
926 void	SSL_CTX_free(SSL_CTX *);
927 long SSL_CTX_set_timeout(SSL_CTX *ctx,long t);
928 long SSL_CTX_get_timeout(SSL_CTX *ctx);
929 X509_STORE *SSL_CTX_get_cert_store(SSL_CTX *);
930 void SSL_CTX_set_cert_store(SSL_CTX *,X509_STORE *);
931 int SSL_want(SSL *s);
932 int	SSL_clear(SSL *s);
933 
934 void	SSL_CTX_flush_sessions(SSL_CTX *ctx,long tm);
935 
936 SSL_CIPHER *SSL_get_current_cipher(SSL *s);
937 int	SSL_CIPHER_get_bits(SSL_CIPHER *c,int *alg_bits);
938 char *	SSL_CIPHER_get_version(SSL_CIPHER *c);
939 const char *	SSL_CIPHER_get_name(SSL_CIPHER *c);
940 
941 int	SSL_get_fd(SSL *s);
942 const char  * SSL_get_cipher_list(SSL *s,int n);
943 char *	SSL_get_shared_ciphers(SSL *s, char *buf, int len);
944 int	SSL_get_read_ahead(SSL * s);
945 int	SSL_pending(SSL *s);
946 #ifndef NO_SOCK
947 int	SSL_set_fd(SSL *s, int fd);
948 int	SSL_set_rfd(SSL *s, int fd);
949 int	SSL_set_wfd(SSL *s, int fd);
950 #endif
951 #ifndef NO_BIO
952 void	SSL_set_bio(SSL *s, BIO *rbio,BIO *wbio);
953 BIO *	SSL_get_rbio(SSL *s);
954 BIO *	SSL_get_wbio(SSL *s);
955 #endif
956 int	SSL_set_cipher_list(SSL *s, const char *str);
957 void	SSL_set_read_ahead(SSL *s, int yes);
958 int	SSL_get_verify_mode(SSL *s);
959 int	SSL_get_verify_depth(SSL *s);
960 int	(*SSL_get_verify_callback(SSL *s))(int,X509_STORE_CTX *);
961 void	SSL_set_verify(SSL *s, int mode,
962 		       int (*callback)(int ok,X509_STORE_CTX *ctx));
963 void	SSL_set_verify_depth(SSL *s, int depth);
964 #ifndef NO_RSA
965 int	SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa);
966 #endif
967 int	SSL_use_RSAPrivateKey_ASN1(SSL *ssl, unsigned char *d, long len);
968 int	SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey);
969 int	SSL_use_PrivateKey_ASN1(int pk,SSL *ssl, unsigned char *d, long len);
970 int	SSL_use_certificate(SSL *ssl, X509 *x);
971 int	SSL_use_certificate_ASN1(SSL *ssl, unsigned char *d, int len);
972 
973 #ifndef NO_STDIO
974 int	SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type);
975 int	SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type);
976 int	SSL_use_certificate_file(SSL *ssl, const char *file, int type);
977 int	SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type);
978 int	SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type);
979 int	SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type);
980 int	SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file); /* PEM type */
981 STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file);
982 int	SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
983 					    const char *file);
984 int	SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
985 					   const char *dir);
986 #endif
987 
988 void	ERR_load_SSL_strings(void );
989 void	SSL_load_error_strings(void );
990 char * 	SSL_state_string(SSL *s);
991 char * 	SSL_rstate_string(SSL *s);
992 char * 	SSL_state_string_long(SSL *s);
993 char * 	SSL_rstate_string_long(SSL *s);
994 long	SSL_SESSION_get_time(SSL_SESSION *s);
995 long	SSL_SESSION_set_time(SSL_SESSION *s, long t);
996 long	SSL_SESSION_get_timeout(SSL_SESSION *s);
997 long	SSL_SESSION_set_timeout(SSL_SESSION *s, long t);
998 void	SSL_copy_session_id(SSL *to,SSL *from);
999 
1000 SSL_SESSION *SSL_SESSION_new(void);
1001 unsigned long SSL_SESSION_hash(SSL_SESSION *a);
1002 int	SSL_SESSION_cmp(SSL_SESSION *a,SSL_SESSION *b);
1003 #ifndef NO_FP_API
1004 int	SSL_SESSION_print_fp(FILE *fp,SSL_SESSION *ses);
1005 #endif
1006 #ifndef NO_BIO
1007 int	SSL_SESSION_print(BIO *fp,SSL_SESSION *ses);
1008 #endif
1009 void	SSL_SESSION_free(SSL_SESSION *ses);
1010 int	i2d_SSL_SESSION(SSL_SESSION *in,unsigned char **pp);
1011 int	SSL_set_session(SSL *to, SSL_SESSION *session);
1012 int	SSL_CTX_add_session(SSL_CTX *s, SSL_SESSION *c);
1013 int	SSL_CTX_remove_session(SSL_CTX *,SSL_SESSION *c);
1014 SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a,unsigned char **pp,long length);
1015 
1016 #ifdef HEADER_X509_H
1017 X509 *	SSL_get_peer_certificate(SSL *s);
1018 #endif
1019 
1020 STACK_OF(X509) *SSL_get_peer_cert_chain(SSL *s);
1021 
1022 #ifdef VMS
1023 #define SSL_CTX_set_default_passwd_cb_userdata SSL_CTX_set_def_passwd_cb_ud
1024 #endif
1025 
1026 int SSL_CTX_get_verify_mode(SSL_CTX *ctx);
1027 int SSL_CTX_get_verify_depth(SSL_CTX *ctx);
1028 int (*SSL_CTX_get_verify_callback(SSL_CTX *ctx))(int,X509_STORE_CTX *);
1029 void SSL_CTX_set_verify(SSL_CTX *ctx,int mode,
1030 			int (*callback)(int, X509_STORE_CTX *));
1031 void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth);
1032 void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx, int (*cb)(),char *arg);
1033 #ifndef NO_RSA
1034 int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa);
1035 #endif
1036 int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, unsigned char *d, long len);
1037 int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey);
1038 int SSL_CTX_use_PrivateKey_ASN1(int pk,SSL_CTX *ctx,
1039 	unsigned char *d, long len);
1040 int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x);
1041 int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, unsigned char *d);
1042 
1043 void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb);
1044 void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *u);
1045 
1046 int SSL_CTX_check_private_key(SSL_CTX *ctx);
1047 int SSL_check_private_key(SSL *ctx);
1048 
1049 int	SSL_CTX_set_session_id_context(SSL_CTX *ctx,const unsigned char *sid_ctx,
1050 				       unsigned int sid_ctx_len);
1051 
1052 SSL *	SSL_new(SSL_CTX *ctx);
1053 int	SSL_set_session_id_context(SSL *ssl,const unsigned char *sid_ctx,
1054 				   unsigned int sid_ctx_len);
1055 
1056 int SSL_CTX_set_purpose(SSL_CTX *s, int purpose);
1057 int SSL_set_purpose(SSL *s, int purpose);
1058 int SSL_CTX_set_trust(SSL_CTX *s, int trust);
1059 int SSL_set_trust(SSL *s, int trust);
1060 
1061 void	SSL_free(SSL *ssl);
1062 int 	SSL_accept(SSL *ssl);
1063 int 	SSL_connect(SSL *ssl);
1064 int 	SSL_read(SSL *ssl,void *buf,int num);
1065 int 	SSL_peek(SSL *ssl,void *buf,int num);
1066 int 	SSL_write(SSL *ssl,const void *buf,int num);
1067 long	SSL_ctrl(SSL *ssl,int cmd, long larg, char *parg);
1068 long	SSL_callback_ctrl(SSL *, int, void (*)());
1069 long	SSL_CTX_ctrl(SSL_CTX *ctx,int cmd, long larg, char *parg);
1070 long	SSL_CTX_callback_ctrl(SSL_CTX *, int, void (*)());
1071 
1072 int	SSL_get_error(SSL *s,int ret_code);
1073 const char *SSL_get_version(SSL *s);
1074 
1075 /* This sets the 'default' SSL version that SSL_new() will create */
1076 int SSL_CTX_set_ssl_version(SSL_CTX *ctx,SSL_METHOD *meth);
1077 
1078 SSL_METHOD *SSLv2_method(void);		/* SSLv2 */
1079 SSL_METHOD *SSLv2_server_method(void);	/* SSLv2 */
1080 SSL_METHOD *SSLv2_client_method(void);	/* SSLv2 */
1081 
1082 SSL_METHOD *SSLv3_method(void);		/* SSLv3 */
1083 SSL_METHOD *SSLv3_server_method(void);	/* SSLv3 */
1084 SSL_METHOD *SSLv3_client_method(void);	/* SSLv3 */
1085 
1086 SSL_METHOD *SSLv23_method(void);	/* SSLv3 but can rollback to v2 */
1087 SSL_METHOD *SSLv23_server_method(void);	/* SSLv3 but can rollback to v2 */
1088 SSL_METHOD *SSLv23_client_method(void);	/* SSLv3 but can rollback to v2 */
1089 
1090 SSL_METHOD *TLSv1_method(void);		/* TLSv1.0 */
1091 SSL_METHOD *TLSv1_server_method(void);	/* TLSv1.0 */
1092 SSL_METHOD *TLSv1_client_method(void);	/* TLSv1.0 */
1093 
1094 STACK_OF(SSL_CIPHER) *SSL_get_ciphers(SSL *s);
1095 
1096 int SSL_do_handshake(SSL *s);
1097 int SSL_renegotiate(SSL *s);
1098 int SSL_shutdown(SSL *s);
1099 
1100 SSL_METHOD *SSL_get_ssl_method(SSL *s);
1101 int SSL_set_ssl_method(SSL *s,SSL_METHOD *method);
1102 char *SSL_alert_type_string_long(int value);
1103 char *SSL_alert_type_string(int value);
1104 char *SSL_alert_desc_string_long(int value);
1105 char *SSL_alert_desc_string(int value);
1106 
1107 void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *list);
1108 void SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *list);
1109 STACK_OF(X509_NAME) *SSL_get_client_CA_list(SSL *s);
1110 STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(SSL_CTX *s);
1111 int SSL_add_client_CA(SSL *ssl,X509 *x);
1112 int SSL_CTX_add_client_CA(SSL_CTX *ctx,X509 *x);
1113 
1114 void SSL_set_connect_state(SSL *s);
1115 void SSL_set_accept_state(SSL *s);
1116 
1117 long SSL_get_default_timeout(SSL *s);
1118 
1119 int SSL_library_init(void );
1120 
1121 char *SSL_CIPHER_description(SSL_CIPHER *,char *buf,int size);
1122 STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk);
1123 
1124 SSL *SSL_dup(SSL *ssl);
1125 
1126 X509 *SSL_get_certificate(SSL *ssl);
1127 /* EVP_PKEY */ struct evp_pkey_st *SSL_get_privatekey(SSL *ssl);
1128 
1129 void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx,int mode);
1130 int SSL_CTX_get_quiet_shutdown(SSL_CTX *ctx);
1131 void SSL_set_quiet_shutdown(SSL *ssl,int mode);
1132 int SSL_get_quiet_shutdown(SSL *ssl);
1133 void SSL_set_shutdown(SSL *ssl,int mode);
1134 int SSL_get_shutdown(SSL *ssl);
1135 int SSL_version(SSL *ssl);
1136 int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx);
1137 int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile,
1138 	const char *CApath);
1139 #define SSL_get0_session SSL_get_session /* just peek at pointer */
1140 SSL_SESSION *SSL_get_session(SSL *ssl);
1141 SSL_SESSION *SSL_get1_session(SSL *ssl); /* obtain a reference count */
1142 SSL_CTX *SSL_get_SSL_CTX(SSL *ssl);
1143 void SSL_set_info_callback(SSL *ssl,void (*cb)());
1144 void (*SSL_get_info_callback(SSL *ssl))();
1145 int SSL_state(SSL *ssl);
1146 
1147 void SSL_set_verify_result(SSL *ssl,long v);
1148 long SSL_get_verify_result(SSL *ssl);
1149 
1150 int SSL_set_ex_data(SSL *ssl,int idx,void *data);
1151 void *SSL_get_ex_data(SSL *ssl,int idx);
1152 int SSL_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1153 	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1154 
1155 int SSL_SESSION_set_ex_data(SSL_SESSION *ss,int idx,void *data);
1156 void *SSL_SESSION_get_ex_data(SSL_SESSION *ss,int idx);
1157 int SSL_SESSION_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1158 	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1159 
1160 int SSL_CTX_set_ex_data(SSL_CTX *ssl,int idx,void *data);
1161 void *SSL_CTX_get_ex_data(SSL_CTX *ssl,int idx);
1162 int SSL_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
1163 	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
1164 
1165 int SSL_get_ex_data_X509_STORE_CTX_idx(void );
1166 
1167 #define SSL_CTX_sess_set_cache_size(ctx,t) \
1168 	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_SIZE,t,NULL)
1169 #define SSL_CTX_sess_get_cache_size(ctx) \
1170 	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_SIZE,0,NULL)
1171 #define SSL_CTX_set_session_cache_mode(ctx,m) \
1172 	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_MODE,m,NULL)
1173 #define SSL_CTX_get_session_cache_mode(ctx) \
1174 	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_MODE,0,NULL)
1175 
1176 #define SSL_CTX_get_default_read_ahead(ctx) SSL_CTX_get_read_ahead(ctx)
1177 #define SSL_CTX_set_default_read_ahead(ctx,m) SSL_CTX_set_read_ahead(ctx,m)
1178 #define SSL_CTX_get_read_ahead(ctx) \
1179 	SSL_CTX_ctrl(ctx,SSL_CTRL_GET_READ_AHEAD,0,NULL)
1180 #define SSL_CTX_set_read_ahead(ctx,m) \
1181 	SSL_CTX_ctrl(ctx,SSL_CTRL_SET_READ_AHEAD,m,NULL)
1182 
1183      /* NB: the keylength is only applicable when is_export is true */
1184 #ifndef NO_RSA
1185 void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,
1186 				  RSA *(*cb)(SSL *ssl,int is_export,
1187 					     int keylength));
1188 
1189 void SSL_set_tmp_rsa_callback(SSL *ssl,
1190 				  RSA *(*cb)(SSL *ssl,int is_export,
1191 					     int keylength));
1192 #endif
1193 #ifndef NO_DH
1194 void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,
1195 				 DH *(*dh)(SSL *ssl,int is_export,
1196 					   int keylength));
1197 void SSL_set_tmp_dh_callback(SSL *ssl,
1198 				 DH *(*dh)(SSL *ssl,int is_export,
1199 					   int keylength));
1200 #endif
1201 
1202 #ifndef NO_COMP
1203 int SSL_COMP_add_compression_method(int id,COMP_METHOD *cm);
1204 #else
1205 int SSL_COMP_add_compression_method(int id,char *cm);
1206 #endif
1207 
1208 /* BEGIN ERROR CODES */
1209 /* The following lines are auto generated by the script mkerr.pl. Any changes
1210  * made after this point may be overwritten when the script is next run.
1211  */
1212 void ERR_load_SSL_strings(void);
1213 
1214 /* Error codes for the SSL functions. */
1215 
1216 /* Function codes. */
1217 #define SSL_F_CLIENT_CERTIFICATE			 100
1218 #define SSL_F_CLIENT_HELLO				 101
1219 #define SSL_F_CLIENT_MASTER_KEY				 102
1220 #define SSL_F_D2I_SSL_SESSION				 103
1221 #define SSL_F_DO_SSL3_WRITE				 104
1222 #define SSL_F_GET_CLIENT_FINISHED			 105
1223 #define SSL_F_GET_CLIENT_HELLO				 106
1224 #define SSL_F_GET_CLIENT_MASTER_KEY			 107
1225 #define SSL_F_GET_SERVER_FINISHED			 108
1226 #define SSL_F_GET_SERVER_HELLO				 109
1227 #define SSL_F_GET_SERVER_VERIFY				 110
1228 #define SSL_F_I2D_SSL_SESSION				 111
1229 #define SSL_F_READ_N					 112
1230 #define SSL_F_REQUEST_CERTIFICATE			 113
1231 #define SSL_F_SERVER_HELLO				 114
1232 #define SSL_F_SSL23_ACCEPT				 115
1233 #define SSL_F_SSL23_CLIENT_HELLO			 116
1234 #define SSL_F_SSL23_CONNECT				 117
1235 #define SSL_F_SSL23_GET_CLIENT_HELLO			 118
1236 #define SSL_F_SSL23_GET_SERVER_HELLO			 119
1237 #define SSL_F_SSL23_PEEK				 237
1238 #define SSL_F_SSL23_READ				 120
1239 #define SSL_F_SSL23_WRITE				 121
1240 #define SSL_F_SSL2_ACCEPT				 122
1241 #define SSL_F_SSL2_CONNECT				 123
1242 #define SSL_F_SSL2_ENC_INIT				 124
1243 #define SSL_F_SSL2_PEEK					 234
1244 #define SSL_F_SSL2_READ					 125
1245 #define SSL_F_SSL2_READ_INTERNAL			 236
1246 #define SSL_F_SSL2_SET_CERTIFICATE			 126
1247 #define SSL_F_SSL2_WRITE				 127
1248 #define SSL_F_SSL3_ACCEPT				 128
1249 #define SSL_F_SSL3_CALLBACK_CTRL			 233
1250 #define SSL_F_SSL3_CHANGE_CIPHER_STATE			 129
1251 #define SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM		 130
1252 #define SSL_F_SSL3_CLIENT_HELLO				 131
1253 #define SSL_F_SSL3_CONNECT				 132
1254 #define SSL_F_SSL3_CTRL					 213
1255 #define SSL_F_SSL3_CTX_CTRL				 133
1256 #define SSL_F_SSL3_ENC					 134
1257 #define SSL_F_SSL3_GET_CERTIFICATE_REQUEST		 135
1258 #define SSL_F_SSL3_GET_CERT_VERIFY			 136
1259 #define SSL_F_SSL3_GET_CLIENT_CERTIFICATE		 137
1260 #define SSL_F_SSL3_GET_CLIENT_HELLO			 138
1261 #define SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE		 139
1262 #define SSL_F_SSL3_GET_FINISHED				 140
1263 #define SSL_F_SSL3_GET_KEY_EXCHANGE			 141
1264 #define SSL_F_SSL3_GET_MESSAGE				 142
1265 #define SSL_F_SSL3_GET_RECORD				 143
1266 #define SSL_F_SSL3_GET_SERVER_CERTIFICATE		 144
1267 #define SSL_F_SSL3_GET_SERVER_DONE			 145
1268 #define SSL_F_SSL3_GET_SERVER_HELLO			 146
1269 #define SSL_F_SSL3_OUTPUT_CERT_CHAIN			 147
1270 #define SSL_F_SSL3_PEEK					 235
1271 #define SSL_F_SSL3_READ_BYTES				 148
1272 #define SSL_F_SSL3_READ_N				 149
1273 #define SSL_F_SSL3_SEND_CERTIFICATE_REQUEST		 150
1274 #define SSL_F_SSL3_SEND_CLIENT_CERTIFICATE		 151
1275 #define SSL_F_SSL3_SEND_CLIENT_KEY_EXCHANGE		 152
1276 #define SSL_F_SSL3_SEND_CLIENT_VERIFY			 153
1277 #define SSL_F_SSL3_SEND_SERVER_CERTIFICATE		 154
1278 #define SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE		 155
1279 #define SSL_F_SSL3_SETUP_BUFFERS			 156
1280 #define SSL_F_SSL3_SETUP_KEY_BLOCK			 157
1281 #define SSL_F_SSL3_WRITE_BYTES				 158
1282 #define SSL_F_SSL3_WRITE_PENDING			 159
1283 #define SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK	 215
1284 #define SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK	 216
1285 #define SSL_F_SSL_BAD_METHOD				 160
1286 #define SSL_F_SSL_BYTES_TO_CIPHER_LIST			 161
1287 #define SSL_F_SSL_CERT_DUP				 221
1288 #define SSL_F_SSL_CERT_INST				 222
1289 #define SSL_F_SSL_CERT_INSTANTIATE			 214
1290 #define SSL_F_SSL_CERT_NEW				 162
1291 #define SSL_F_SSL_CHECK_PRIVATE_KEY			 163
1292 #define SSL_F_SSL_CIPHER_PROCESS_RULESTR		 230
1293 #define SSL_F_SSL_CIPHER_STRENGTH_SORT			 231
1294 #define SSL_F_SSL_CLEAR					 164
1295 #define SSL_F_SSL_COMP_ADD_COMPRESSION_METHOD		 165
1296 #define SSL_F_SSL_CREATE_CIPHER_LIST			 166
1297 #define SSL_F_SSL_CTRL					 232
1298 #define SSL_F_SSL_CTX_CHECK_PRIVATE_KEY			 168
1299 #define SSL_F_SSL_CTX_NEW				 169
1300 #define SSL_F_SSL_CTX_SET_PURPOSE			 226
1301 #define SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT		 219
1302 #define SSL_F_SSL_CTX_SET_SSL_VERSION			 170
1303 #define SSL_F_SSL_CTX_SET_TRUST				 229
1304 #define SSL_F_SSL_CTX_USE_CERTIFICATE			 171
1305 #define SSL_F_SSL_CTX_USE_CERTIFICATE_ASN1		 172
1306 #define SSL_F_SSL_CTX_USE_CERTIFICATE_CHAIN_FILE	 220
1307 #define SSL_F_SSL_CTX_USE_CERTIFICATE_FILE		 173
1308 #define SSL_F_SSL_CTX_USE_PRIVATEKEY			 174
1309 #define SSL_F_SSL_CTX_USE_PRIVATEKEY_ASN1		 175
1310 #define SSL_F_SSL_CTX_USE_PRIVATEKEY_FILE		 176
1311 #define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY			 177
1312 #define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_ASN1		 178
1313 #define SSL_F_SSL_CTX_USE_RSAPRIVATEKEY_FILE		 179
1314 #define SSL_F_SSL_DO_HANDSHAKE				 180
1315 #define SSL_F_SSL_GET_NEW_SESSION			 181
1316 #define SSL_F_SSL_GET_PREV_SESSION			 217
1317 #define SSL_F_SSL_GET_SERVER_SEND_CERT			 182
1318 #define SSL_F_SSL_GET_SIGN_PKEY				 183
1319 #define SSL_F_SSL_INIT_WBIO_BUFFER			 184
1320 #define SSL_F_SSL_LOAD_CLIENT_CA_FILE			 185
1321 #define SSL_F_SSL_NEW					 186
1322 #define SSL_F_SSL_READ					 223
1323 #define SSL_F_SSL_RSA_PRIVATE_DECRYPT			 187
1324 #define SSL_F_SSL_RSA_PUBLIC_ENCRYPT			 188
1325 #define SSL_F_SSL_SESSION_NEW				 189
1326 #define SSL_F_SSL_SESSION_PRINT_FP			 190
1327 #define SSL_F_SSL_SESS_CERT_NEW				 225
1328 #define SSL_F_SSL_SET_CERT				 191
1329 #define SSL_F_SSL_SET_FD				 192
1330 #define SSL_F_SSL_SET_PKEY				 193
1331 #define SSL_F_SSL_SET_PURPOSE				 227
1332 #define SSL_F_SSL_SET_RFD				 194
1333 #define SSL_F_SSL_SET_SESSION				 195
1334 #define SSL_F_SSL_SET_SESSION_ID_CONTEXT		 218
1335 #define SSL_F_SSL_SET_TRUST				 228
1336 #define SSL_F_SSL_SET_WFD				 196
1337 #define SSL_F_SSL_SHUTDOWN				 224
1338 #define SSL_F_SSL_UNDEFINED_FUNCTION			 197
1339 #define SSL_F_SSL_USE_CERTIFICATE			 198
1340 #define SSL_F_SSL_USE_CERTIFICATE_ASN1			 199
1341 #define SSL_F_SSL_USE_CERTIFICATE_FILE			 200
1342 #define SSL_F_SSL_USE_PRIVATEKEY			 201
1343 #define SSL_F_SSL_USE_PRIVATEKEY_ASN1			 202
1344 #define SSL_F_SSL_USE_PRIVATEKEY_FILE			 203
1345 #define SSL_F_SSL_USE_RSAPRIVATEKEY			 204
1346 #define SSL_F_SSL_USE_RSAPRIVATEKEY_ASN1		 205
1347 #define SSL_F_SSL_USE_RSAPRIVATEKEY_FILE		 206
1348 #define SSL_F_SSL_VERIFY_CERT_CHAIN			 207
1349 #define SSL_F_SSL_WRITE					 208
1350 #define SSL_F_TLS1_CHANGE_CIPHER_STATE			 209
1351 #define SSL_F_TLS1_ENC					 210
1352 #define SSL_F_TLS1_SETUP_KEY_BLOCK			 211
1353 #define SSL_F_WRITE_PENDING				 212
1354 
1355 /* Reason codes. */
1356 #define SSL_R_APP_DATA_IN_HANDSHAKE			 100
1357 #define SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT 272
1358 #define SSL_R_BAD_ALERT_RECORD				 101
1359 #define SSL_R_BAD_AUTHENTICATION_TYPE			 102
1360 #define SSL_R_BAD_CHANGE_CIPHER_SPEC			 103
1361 #define SSL_R_BAD_CHECKSUM				 104
1362 #define SSL_R_BAD_DATA_RETURNED_BY_CALLBACK		 106
1363 #define SSL_R_BAD_DECOMPRESSION				 107
1364 #define SSL_R_BAD_DH_G_LENGTH				 108
1365 #define SSL_R_BAD_DH_PUB_KEY_LENGTH			 109
1366 #define SSL_R_BAD_DH_P_LENGTH				 110
1367 #define SSL_R_BAD_DIGEST_LENGTH				 111
1368 #define SSL_R_BAD_DSA_SIGNATURE				 112
1369 #define SSL_R_BAD_HELLO_REQUEST				 105
1370 #define SSL_R_BAD_LENGTH				 271
1371 #define SSL_R_BAD_MAC_DECODE				 113
1372 #define SSL_R_BAD_MESSAGE_TYPE				 114
1373 #define SSL_R_BAD_PACKET_LENGTH				 115
1374 #define SSL_R_BAD_PROTOCOL_VERSION_NUMBER		 116
1375 #define SSL_R_BAD_RESPONSE_ARGUMENT			 117
1376 #define SSL_R_BAD_RSA_DECRYPT				 118
1377 #define SSL_R_BAD_RSA_ENCRYPT				 119
1378 #define SSL_R_BAD_RSA_E_LENGTH				 120
1379 #define SSL_R_BAD_RSA_MODULUS_LENGTH			 121
1380 #define SSL_R_BAD_RSA_SIGNATURE				 122
1381 #define SSL_R_BAD_SIGNATURE				 123
1382 #define SSL_R_BAD_SSL_FILETYPE				 124
1383 #define SSL_R_BAD_SSL_SESSION_ID_LENGTH			 125
1384 #define SSL_R_BAD_STATE					 126
1385 #define SSL_R_BAD_WRITE_RETRY				 127
1386 #define SSL_R_BIO_NOT_SET				 128
1387 #define SSL_R_BLOCK_CIPHER_PAD_IS_WRONG			 129
1388 #define SSL_R_BN_LIB					 130
1389 #define SSL_R_CA_DN_LENGTH_MISMATCH			 131
1390 #define SSL_R_CA_DN_TOO_LONG				 132
1391 #define SSL_R_CCS_RECEIVED_EARLY			 133
1392 #define SSL_R_CERTIFICATE_VERIFY_FAILED			 134
1393 #define SSL_R_CERT_LENGTH_MISMATCH			 135
1394 #define SSL_R_CHALLENGE_IS_DIFFERENT			 136
1395 #define SSL_R_CIPHER_CODE_WRONG_LENGTH			 137
1396 #define SSL_R_CIPHER_OR_HASH_UNAVAILABLE		 138
1397 #define SSL_R_CIPHER_TABLE_SRC_ERROR			 139
1398 #define SSL_R_COMPRESSED_LENGTH_TOO_LONG		 140
1399 #define SSL_R_COMPRESSION_FAILURE			 141
1400 #define SSL_R_COMPRESSION_LIBRARY_ERROR			 142
1401 #define SSL_R_CONNECTION_ID_IS_DIFFERENT		 143
1402 #define SSL_R_CONNECTION_TYPE_NOT_SET			 144
1403 #define SSL_R_DATA_BETWEEN_CCS_AND_FINISHED		 145
1404 #define SSL_R_DATA_LENGTH_TOO_LONG			 146
1405 #define SSL_R_DECRYPTION_FAILED				 147
1406 #define SSL_R_DH_PUBLIC_VALUE_LENGTH_IS_WRONG		 148
1407 #define SSL_R_DIGEST_CHECK_FAILED			 149
1408 #define SSL_R_ENCRYPTED_LENGTH_TOO_LONG			 150
1409 #define SSL_R_ERROR_GENERATING_TMP_RSA_KEY		 1092
1410 #define SSL_R_ERROR_IN_RECEIVED_CIPHER_LIST		 151
1411 #define SSL_R_EXCESSIVE_MESSAGE_SIZE			 152
1412 #define SSL_R_EXTRA_DATA_IN_MESSAGE			 153
1413 #define SSL_R_GOT_A_FIN_BEFORE_A_CCS			 154
1414 #define SSL_R_HTTPS_PROXY_REQUEST			 155
1415 #define SSL_R_HTTP_REQUEST				 156
1416 #define SSL_R_INTERNAL_ERROR				 157
1417 #define SSL_R_INVALID_CHALLENGE_LENGTH			 158
1418 #define SSL_R_INVALID_COMMAND				 280
1419 #define SSL_R_INVALID_PURPOSE				 278
1420 #define SSL_R_INVALID_TRUST				 279
1421 #define SSL_R_LENGTH_MISMATCH				 159
1422 #define SSL_R_LENGTH_TOO_SHORT				 160
1423 #define SSL_R_LIBRARY_BUG				 274
1424 #define SSL_R_LIBRARY_HAS_NO_CIPHERS			 161
1425 #define SSL_R_MISSING_DH_DSA_CERT			 162
1426 #define SSL_R_MISSING_DH_KEY				 163
1427 #define SSL_R_MISSING_DH_RSA_CERT			 164
1428 #define SSL_R_MISSING_DSA_SIGNING_CERT			 165
1429 #define SSL_R_MISSING_EXPORT_TMP_DH_KEY			 166
1430 #define SSL_R_MISSING_EXPORT_TMP_RSA_KEY		 167
1431 #define SSL_R_MISSING_RSA_CERTIFICATE			 168
1432 #define SSL_R_MISSING_RSA_ENCRYPTING_CERT		 169
1433 #define SSL_R_MISSING_RSA_SIGNING_CERT			 170
1434 #define SSL_R_MISSING_TMP_DH_KEY			 171
1435 #define SSL_R_MISSING_TMP_RSA_KEY			 172
1436 #define SSL_R_MISSING_TMP_RSA_PKEY			 173
1437 #define SSL_R_MISSING_VERIFY_MESSAGE			 174
1438 #define SSL_R_NON_SSLV2_INITIAL_PACKET			 175
1439 #define SSL_R_NO_CERTIFICATES_RETURNED			 176
1440 #define SSL_R_NO_CERTIFICATE_ASSIGNED			 177
1441 #define SSL_R_NO_CERTIFICATE_RETURNED			 178
1442 #define SSL_R_NO_CERTIFICATE_SET			 179
1443 #define SSL_R_NO_CERTIFICATE_SPECIFIED			 180
1444 #define SSL_R_NO_CIPHERS_AVAILABLE			 181
1445 #define SSL_R_NO_CIPHERS_PASSED				 182
1446 #define SSL_R_NO_CIPHERS_SPECIFIED			 183
1447 #define SSL_R_NO_CIPHER_LIST				 184
1448 #define SSL_R_NO_CIPHER_MATCH				 185
1449 #define SSL_R_NO_CLIENT_CERT_RECEIVED			 186
1450 #define SSL_R_NO_COMPRESSION_SPECIFIED			 187
1451 #define SSL_R_NO_METHOD_SPECIFIED			 188
1452 #define SSL_R_NO_PRIVATEKEY				 189
1453 #define SSL_R_NO_PRIVATE_KEY_ASSIGNED			 190
1454 #define SSL_R_NO_PROTOCOLS_AVAILABLE			 191
1455 #define SSL_R_NO_PUBLICKEY				 192
1456 #define SSL_R_NO_SHARED_CIPHER				 193
1457 #define SSL_R_NO_VERIFY_CALLBACK			 194
1458 #define SSL_R_NULL_SSL_CTX				 195
1459 #define SSL_R_NULL_SSL_METHOD_PASSED			 196
1460 #define SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED		 197
1461 #define SSL_R_PACKET_LENGTH_TOO_LONG			 198
1462 #define SSL_R_PATH_TOO_LONG				 270
1463 #define SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE		 199
1464 #define SSL_R_PEER_ERROR				 200
1465 #define SSL_R_PEER_ERROR_CERTIFICATE			 201
1466 #define SSL_R_PEER_ERROR_NO_CERTIFICATE			 202
1467 #define SSL_R_PEER_ERROR_NO_CIPHER			 203
1468 #define SSL_R_PEER_ERROR_UNSUPPORTED_CERTIFICATE_TYPE	 204
1469 #define SSL_R_PRE_MAC_LENGTH_TOO_LONG			 205
1470 #define SSL_R_PROBLEMS_MAPPING_CIPHER_FUNCTIONS		 206
1471 #define SSL_R_PROTOCOL_IS_SHUTDOWN			 207
1472 #define SSL_R_PUBLIC_KEY_ENCRYPT_ERROR			 208
1473 #define SSL_R_PUBLIC_KEY_IS_NOT_RSA			 209
1474 #define SSL_R_PUBLIC_KEY_NOT_RSA			 210
1475 #define SSL_R_READ_BIO_NOT_SET				 211
1476 #define SSL_R_READ_WRONG_PACKET_TYPE			 212
1477 #define SSL_R_RECORD_LENGTH_MISMATCH			 213
1478 #define SSL_R_RECORD_TOO_LARGE				 214
1479 #define SSL_R_RECORD_TOO_SMALL				 1093
1480 #define SSL_R_REQUIRED_CIPHER_MISSING			 215
1481 #define SSL_R_REUSE_CERT_LENGTH_NOT_ZERO		 216
1482 #define SSL_R_REUSE_CERT_TYPE_NOT_ZERO			 217
1483 #define SSL_R_REUSE_CIPHER_LIST_NOT_ZERO		 218
1484 #define SSL_R_SESSION_ID_CONTEXT_UNINITIALIZED		 277
1485 #define SSL_R_SHORT_READ				 219
1486 #define SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE	 220
1487 #define SSL_R_SSL23_DOING_SESSION_ID_REUSE		 221
1488 #define SSL_R_SSL3_SESSION_ID_TOO_SHORT			 222
1489 #define SSL_R_SSLV3_ALERT_BAD_CERTIFICATE		 1042
1490 #define SSL_R_SSLV3_ALERT_BAD_RECORD_MAC		 1020
1491 #define SSL_R_SSLV3_ALERT_CERTIFICATE_EXPIRED		 1045
1492 #define SSL_R_SSLV3_ALERT_CERTIFICATE_REVOKED		 1044
1493 #define SSL_R_SSLV3_ALERT_CERTIFICATE_UNKNOWN		 1046
1494 #define SSL_R_SSLV3_ALERT_DECOMPRESSION_FAILURE		 1030
1495 #define SSL_R_SSLV3_ALERT_HANDSHAKE_FAILURE		 1040
1496 #define SSL_R_SSLV3_ALERT_ILLEGAL_PARAMETER		 1047
1497 #define SSL_R_SSLV3_ALERT_NO_CERTIFICATE		 1041
1498 #define SSL_R_SSLV3_ALERT_PEER_ERROR_CERTIFICATE	 223
1499 #define SSL_R_SSLV3_ALERT_PEER_ERROR_NO_CERTIFICATE	 224
1500 #define SSL_R_SSLV3_ALERT_PEER_ERROR_NO_CIPHER		 225
1501 #define SSL_R_SSLV3_ALERT_PEER_ERROR_UNSUPPORTED_CERTIFICATE_TYPE 226
1502 #define SSL_R_SSLV3_ALERT_UNEXPECTED_MESSAGE		 1010
1503 #define SSL_R_SSLV3_ALERT_UNKNOWN_REMOTE_ERROR_TYPE	 227
1504 #define SSL_R_SSLV3_ALERT_UNSUPPORTED_CERTIFICATE	 1043
1505 #define SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION	 228
1506 #define SSL_R_SSL_HANDSHAKE_FAILURE			 229
1507 #define SSL_R_SSL_LIBRARY_HAS_NO_CIPHERS		 230
1508 #define SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG		 273
1509 #define SSL_R_SSL_SESSION_ID_IS_DIFFERENT		 231
1510 #define SSL_R_TLSV1_ALERT_ACCESS_DENIED			 1049
1511 #define SSL_R_TLSV1_ALERT_DECODE_ERROR			 1050
1512 #define SSL_R_TLSV1_ALERT_DECRYPTION_FAILED		 1021
1513 #define SSL_R_TLSV1_ALERT_DECRYPT_ERROR			 1051
1514 #define SSL_R_TLSV1_ALERT_EXPORT_RESTRICTION		 1060
1515 #define SSL_R_TLSV1_ALERT_INSUFFICIENT_SECURITY		 1071
1516 #define SSL_R_TLSV1_ALERT_INTERNAL_ERROR		 1080
1517 #define SSL_R_TLSV1_ALERT_NO_RENEGOTIATION		 1100
1518 #define SSL_R_TLSV1_ALERT_PROTOCOL_VERSION		 1070
1519 #define SSL_R_TLSV1_ALERT_RECORD_OVERFLOW		 1022
1520 #define SSL_R_TLSV1_ALERT_UNKNOWN_CA			 1048
1521 #define SSL_R_TLSV1_ALERT_USER_CANCELLED		 1090
1522 #define SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER	 232
1523 #define SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST 233
1524 #define SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG	 234
1525 #define SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER		 235
1526 #define SSL_R_UNABLE_TO_DECODE_DH_CERTS			 236
1527 #define SSL_R_UNABLE_TO_EXTRACT_PUBLIC_KEY		 237
1528 #define SSL_R_UNABLE_TO_FIND_DH_PARAMETERS		 238
1529 #define SSL_R_UNABLE_TO_FIND_PUBLIC_KEY_PARAMETERS	 239
1530 #define SSL_R_UNABLE_TO_FIND_SSL_METHOD			 240
1531 #define SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES		 241
1532 #define SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES		 242
1533 #define SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES		 243
1534 #define SSL_R_UNEXPECTED_MESSAGE			 244
1535 #define SSL_R_UNEXPECTED_RECORD				 245
1536 #define SSL_R_UNINITIALIZED				 276
1537 #define SSL_R_UNKNOWN_ALERT_TYPE			 246
1538 #define SSL_R_UNKNOWN_CERTIFICATE_TYPE			 247
1539 #define SSL_R_UNKNOWN_CIPHER_RETURNED			 248
1540 #define SSL_R_UNKNOWN_CIPHER_TYPE			 249
1541 #define SSL_R_UNKNOWN_KEY_EXCHANGE_TYPE			 250
1542 #define SSL_R_UNKNOWN_PKEY_TYPE				 251
1543 #define SSL_R_UNKNOWN_PROTOCOL				 252
1544 #define SSL_R_UNKNOWN_REMOTE_ERROR_TYPE			 253
1545 #define SSL_R_UNKNOWN_SSL_VERSION			 254
1546 #define SSL_R_UNKNOWN_STATE				 255
1547 #define SSL_R_UNSUPPORTED_CIPHER			 256
1548 #define SSL_R_UNSUPPORTED_COMPRESSION_ALGORITHM		 257
1549 #define SSL_R_UNSUPPORTED_OPTION			 1091
1550 #define SSL_R_UNSUPPORTED_PROTOCOL			 258
1551 #define SSL_R_UNSUPPORTED_SSL_VERSION			 259
1552 #define SSL_R_WRITE_BIO_NOT_SET				 260
1553 #define SSL_R_WRONG_CIPHER_RETURNED			 261
1554 #define SSL_R_WRONG_MESSAGE_TYPE			 262
1555 #define SSL_R_WRONG_NUMBER_OF_KEY_BITS			 263
1556 #define SSL_R_WRONG_SIGNATURE_LENGTH			 264
1557 #define SSL_R_WRONG_SIGNATURE_SIZE			 265
1558 #define SSL_R_WRONG_SSL_VERSION				 266
1559 #define SSL_R_WRONG_VERSION_NUMBER			 267
1560 #define SSL_R_X509_LIB					 268
1561 #define SSL_R_X509_VERIFICATION_SETUP_PROBLEMS		 269
1562 
1563 #ifdef  __cplusplus
1564 }
1565 #endif
1566 #endif
1567