1 /* ssl/ssl_locl.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 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.

   113  * ECC cipher suite support in OpenSSL originally developed by 

   114  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.

   115  */

   116 

   117 #ifndef HEADER_SSL_LOCL_H

   118 #define HEADER_SSL_LOCL_H

   119 #include <stdlib.h>

   120 #include <time.h>

   121 #include <string.h>

   122 #include <errno.h>

   123 

   124 #include "e_os.h"

   125 

   126 #include <openssl/buffer.h>

   127 #include <openssl/comp.h>

   128 #include <openssl/bio.h>

   129 #include <openssl/stack.h>

   130 #ifndef OPENSSL_NO_RSA

   131 #include <openssl/rsa.h>

   132 #endif

   133 #ifndef OPENSSL_NO_DSA

   134 #include <openssl/dsa.h>

   135 #endif

   136 #include <openssl/err.h>

   137 #include <openssl/ssl.h>

   138 #include <openssl/symhacks.h>

   139 

   140 #if (defined(SYMBIAN) && (defined(__WINSCW__) || defined(__WINS__)))

   141 #include "libssl_wsd.h"

   142 //#ifndef EMULATOR

   143 //#define EMULATOR (defined(SYMBIAN) && (defined(__WINSCW__) || defined(__WINS__)))

   144 //#endif

   145 #endif

   146 

   147 #ifdef OPENSSL_BUILD_SHLIBSSL

   148 # undef OPENSSL_EXTERN

   149 # define OPENSSL_EXTERN OPENSSL_EXPORT

   150 #endif

   151 

   152 #define PKCS1_CHECK

   153 

   154 #define c2l(c,l)	(l = ((unsigned long)(*((c)++)))     , \

   155 			 l|=(((unsigned long)(*((c)++)))<< 8), \

   156 			 l|=(((unsigned long)(*((c)++)))<<16), \

   157 			 l|=(((unsigned long)(*((c)++)))<<24))

   158 

   159 /* NOTE - c is not incremented as per c2l */

   160 #define c2ln(c,l1,l2,n)	{ \

   161 			c+=n; \

   162 			l1=l2=0; \

   163 			switch (n) { \

   164 			case 8: l2 =((unsigned long)(*(--(c))))<<24; \

   165 			case 7: l2|=((unsigned long)(*(--(c))))<<16; \

   166 			case 6: l2|=((unsigned long)(*(--(c))))<< 8; \

   167 			case 5: l2|=((unsigned long)(*(--(c))));     \

   168 			case 4: l1 =((unsigned long)(*(--(c))))<<24; \

   169 			case 3: l1|=((unsigned long)(*(--(c))))<<16; \

   170 			case 2: l1|=((unsigned long)(*(--(c))))<< 8; \

   171 			case 1: l1|=((unsigned long)(*(--(c))));     \

   172 				} \

   173 			}

   174 

   175 #define l2c(l,c)	(*((c)++)=(unsigned char)(((l)    )&0xff), \

   176 			 *((c)++)=(unsigned char)(((l)>> 8)&0xff), \

   177 			 *((c)++)=(unsigned char)(((l)>>16)&0xff), \

   178 			 *((c)++)=(unsigned char)(((l)>>24)&0xff))

   179 

   180 #define n2l(c,l)	(l =((unsigned long)(*((c)++)))<<24, \

   181 			 l|=((unsigned long)(*((c)++)))<<16, \

   182 			 l|=((unsigned long)(*((c)++)))<< 8, \

   183 			 l|=((unsigned long)(*((c)++))))

   184 

   185 #define l2n(l,c)	(*((c)++)=(unsigned char)(((l)>>24)&0xff), \

   186 			 *((c)++)=(unsigned char)(((l)>>16)&0xff), \

   187 			 *((c)++)=(unsigned char)(((l)>> 8)&0xff), \

   188 			 *((c)++)=(unsigned char)(((l)    )&0xff))

   189 

   190 #define l2n6(l,c)	(*((c)++)=(unsigned char)(((l)>>40)&0xff), \

   191 			 *((c)++)=(unsigned char)(((l)>>32)&0xff), \

   192 			 *((c)++)=(unsigned char)(((l)>>24)&0xff), \

   193 			 *((c)++)=(unsigned char)(((l)>>16)&0xff), \

   194 			 *((c)++)=(unsigned char)(((l)>> 8)&0xff), \

   195 			 *((c)++)=(unsigned char)(((l)    )&0xff))

   196 

   197 #define n2l6(c,l)	(l =((BN_ULLONG)(*((c)++)))<<40, \

   198 			 l|=((BN_ULLONG)(*((c)++)))<<32, \

   199 			 l|=((BN_ULLONG)(*((c)++)))<<24, \

   200 			 l|=((BN_ULLONG)(*((c)++)))<<16, \

   201 			 l|=((BN_ULLONG)(*((c)++)))<< 8, \

   202 			 l|=((BN_ULLONG)(*((c)++))))

   203 

   204 /* NOTE - c is not incremented as per l2c */

   205 #define l2cn(l1,l2,c,n)	{ \

   206 			c+=n; \

   207 			switch (n) { \

   208 			case 8: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \

   209 			case 7: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \

   210 			case 6: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \

   211 			case 5: *(--(c))=(unsigned char)(((l2)    )&0xff); \

   212 			case 4: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \

   213 			case 3: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \

   214 			case 2: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \

   215 			case 1: *(--(c))=(unsigned char)(((l1)    )&0xff); \

   216 				} \

   217 			}

   218 

   219 #define n2s(c,s)	((s=(((unsigned int)(c[0]))<< 8)| \

   220 			    (((unsigned int)(c[1]))    )),c+=2)

   221 #define s2n(s,c)	((c[0]=(unsigned char)(((s)>> 8)&0xff), \

   222 			  c[1]=(unsigned char)(((s)    )&0xff)),c+=2)

   223 

   224 #define n2l3(c,l)	((l =(((unsigned long)(c[0]))<<16)| \

   225 			     (((unsigned long)(c[1]))<< 8)| \

   226 			     (((unsigned long)(c[2]))    )),c+=3)

   227 

   228 #define l2n3(l,c)	((c[0]=(unsigned char)(((l)>>16)&0xff), \

   229 			  c[1]=(unsigned char)(((l)>> 8)&0xff), \

   230 			  c[2]=(unsigned char)(((l)    )&0xff)),c+=3)

   231 

   232 /* LOCAL STUFF */

   233 

   234 #define SSL_DECRYPT	0

   235 #define SSL_ENCRYPT	1

   236 

   237 #define TWO_BYTE_BIT	0x80

   238 #define SEC_ESC_BIT	0x40

   239 #define TWO_BYTE_MASK	0x7fff

   240 #define THREE_BYTE_MASK	0x3fff

   241 

   242 #define INC32(a)	((a)=((a)+1)&0xffffffffL)

   243 #define DEC32(a)	((a)=((a)-1)&0xffffffffL)

   244 #define MAX_MAC_SIZE	20 /* up from 16 for SSLv3 */

   245 

   246 /*

   247  * Define the Bitmasks for SSL_CIPHER.algorithms.

   248  * This bits are used packed as dense as possible. If new methods/ciphers

   249  * etc will be added, the bits a likely to change, so this information

   250  * is for internal library use only, even though SSL_CIPHER.algorithms

   251  * can be publicly accessed.

   252  * Use the according functions for cipher management instead.

   253  *

   254  * The bit mask handling in the selection and sorting scheme in

   255  * ssl_create_cipher_list() has only limited capabilities, reflecting

   256  * that the different entities within are mutually exclusive:

   257  * ONLY ONE BIT PER MASK CAN BE SET AT A TIME.

   258  */

   259 #define SSL_MKEY_MASK		0x000000FFL

   260 #define SSL_kRSA		0x00000001L /* RSA key exchange */

   261 #define SSL_kDHr		0x00000002L /* DH cert RSA CA cert */

   262 #define SSL_kDHd		0x00000004L /* DH cert DSA CA cert */

   263 #define SSL_kFZA		0x00000008L

   264 #define SSL_kEDH		0x00000010L /* tmp DH key no DH cert */

   265 #define SSL_kKRB5		0x00000020L /* Kerberos5 key exchange */

   266 #define SSL_kECDH               0x00000040L /* ECDH w/ long-term keys */

   267 #define SSL_kECDHE              0x00000080L /* ephemeral ECDH */

   268 #define SSL_EDH			(SSL_kEDH|(SSL_AUTH_MASK^SSL_aNULL))

   269 

   270 #define SSL_AUTH_MASK		0x00007F00L

   271 #define SSL_aRSA		0x00000100L /* Authenticate with RSA */

   272 #define SSL_aDSS 		0x00000200L /* Authenticate with DSS */

   273 #define SSL_DSS 		SSL_aDSS

   274 #define SSL_aFZA 		0x00000400L

   275 #define SSL_aNULL 		0x00000800L /* no Authenticate, ADH */

   276 #define SSL_aDH 		0x00001000L /* no Authenticate, ADH */

   277 #define SSL_aKRB5               0x00002000L /* Authenticate with KRB5 */

   278 #define SSL_aECDSA              0x00004000L /* Authenticate with ECDSA */

   279 

   280 #define SSL_NULL		(SSL_eNULL)

   281 #define SSL_ADH			(SSL_kEDH|SSL_aNULL)

   282 #define SSL_RSA			(SSL_kRSA|SSL_aRSA)

   283 #define SSL_DH			(SSL_kDHr|SSL_kDHd|SSL_kEDH)

   284 #define SSL_ECDH		(SSL_kECDH|SSL_kECDHE)

   285 #define SSL_FZA			(SSL_aFZA|SSL_kFZA|SSL_eFZA)

   286 #define SSL_KRB5                (SSL_kKRB5|SSL_aKRB5)

   287 

   288 #define SSL_ENC_MASK		0x043F8000L

   289 #define SSL_DES			0x00008000L

   290 #define SSL_3DES		0x00010000L

   291 #define SSL_RC4			0x00020000L

   292 #define SSL_RC2			0x00040000L

   293 #define SSL_IDEA		0x00080000L

   294 #define SSL_eFZA		0x00100000L

   295 #define SSL_eNULL		0x00200000L

   296 #define SSL_AES			0x04000000L

   297 

   298 

   299 

   300 #define SSL_MAC_MASK		0x00c00000L

   301 #define SSL_MD5			0x00400000L

   302 #define SSL_SHA1		0x00800000L

   303 #define SSL_SHA			(SSL_SHA1)

   304 

   305 #define SSL_SSL_MASK		0x03000000L

   306 #define SSL_SSLV2		0x01000000L

   307 #define SSL_SSLV3		0x02000000L

   308 #define SSL_TLSV1		SSL_SSLV3	/* for now */

   309 

   310 /* we have used 07ffffff - 5 bits left to go. */

   311 

   312 /*

   313  * Export and cipher strength information. For each cipher we have to decide

   314  * whether it is exportable or not. This information is likely to change

   315  * over time, since the export control rules are no static technical issue.

   316  *

   317  * Independent of the export flag the cipher strength is sorted into classes.

   318  * SSL_EXP40 was denoting the 40bit US export limit of past times, which now

   319  * is at 56bit (SSL_EXP56). If the exportable cipher class is going to change

   320  * again (eg. to 64bit) the use of "SSL_EXP*" becomes blurred even more,

   321  * since SSL_EXP64 could be similar to SSL_LOW.

   322  * For this reason SSL_MICRO and SSL_MINI macros are included to widen the

   323  * namespace of SSL_LOW-SSL_HIGH to lower values. As development of speed

   324  * and ciphers goes, another extension to SSL_SUPER and/or SSL_ULTRA would

   325  * be possible.

   326  */

   327 #define SSL_EXP_MASK	0x00000003L

   328 #define SSL_NOT_EXP		0x00000001L

   329 #define SSL_EXPORT		0x00000002L

   330 

   331 #define SSL_STRONG_MASK		0x000000fcL

   332 #define SSL_STRONG_NONE		0x00000004L

   333 #define SSL_EXP40		0x00000008L

   334 #define SSL_MICRO		(SSL_EXP40)

   335 #define SSL_EXP56		0x00000010L

   336 #define SSL_MINI		(SSL_EXP56)

   337 #define SSL_LOW			0x00000020L

   338 #define SSL_MEDIUM		0x00000040L

   339 #define SSL_HIGH		0x00000080L

   340 

   341 /* we have used 000000ff - 24 bits left to go */

   342 

   343 /*

   344  * Macros to check the export status and cipher strength for export ciphers.

   345  * Even though the macros for EXPORT and EXPORT40/56 have similar names,

   346  * their meaning is different:

   347  * *_EXPORT macros check the 'exportable' status.

   348  * *_EXPORT40/56 macros are used to check whether a certain cipher strength

   349  *          is given.

   350  * Since the SSL_IS_EXPORT* and SSL_EXPORT* macros depend on the correct

   351  * algorithm structure element to be passed (algorithms, algo_strength) and no

   352  * typechecking can be done as they are all of type unsigned long, their

   353  * direct usage is discouraged.

   354  * Use the SSL_C_* macros instead.

   355  */

   356 #define SSL_IS_EXPORT(a)	((a)&SSL_EXPORT)

   357 #define SSL_IS_EXPORT56(a)	((a)&SSL_EXP56)

   358 #define SSL_IS_EXPORT40(a)	((a)&SSL_EXP40)

   359 #define SSL_C_IS_EXPORT(c)	SSL_IS_EXPORT((c)->algo_strength)

   360 #define SSL_C_IS_EXPORT56(c)	SSL_IS_EXPORT56((c)->algo_strength)

   361 #define SSL_C_IS_EXPORT40(c)	SSL_IS_EXPORT40((c)->algo_strength)

   362 

   363 #define SSL_EXPORT_KEYLENGTH(a,s)	(SSL_IS_EXPORT40(s) ? 5 : \

   364 				 ((a)&SSL_ENC_MASK) == SSL_DES ? 8 : 7)

   365 #define SSL_EXPORT_PKEYLENGTH(a) (SSL_IS_EXPORT40(a) ? 512 : 1024)

   366 #define SSL_C_EXPORT_KEYLENGTH(c)	SSL_EXPORT_KEYLENGTH((c)->algorithms, \

   367 				(c)->algo_strength)

   368 #define SSL_C_EXPORT_PKEYLENGTH(c)	SSL_EXPORT_PKEYLENGTH((c)->algo_strength)

   369 

   370 

   371 #define SSL_ALL			0xffffffffL

   372 #define SSL_ALL_CIPHERS		(SSL_MKEY_MASK|SSL_AUTH_MASK|SSL_ENC_MASK|\

   373 				SSL_MAC_MASK)

   374 #define SSL_ALL_STRENGTHS	(SSL_EXP_MASK|SSL_STRONG_MASK)

   375 

   376 /* Mostly for SSLv3 */

   377 #define SSL_PKEY_RSA_ENC	0

   378 #define SSL_PKEY_RSA_SIGN	1

   379 #define SSL_PKEY_DSA_SIGN	2

   380 #define SSL_PKEY_DH_RSA		3

   381 #define SSL_PKEY_DH_DSA		4

   382 #define SSL_PKEY_ECC            5

   383 #define SSL_PKEY_NUM		6

   384 

   385 /* SSL_kRSA <- RSA_ENC | (RSA_TMP & RSA_SIGN) |

   386  * 	    <- (EXPORT & (RSA_ENC | RSA_TMP) & RSA_SIGN)

   387  * SSL_kDH  <- DH_ENC & (RSA_ENC | RSA_SIGN | DSA_SIGN)

   388  * SSL_kEDH <- RSA_ENC | RSA_SIGN | DSA_SIGN

   389  * SSL_aRSA <- RSA_ENC | RSA_SIGN

   390  * SSL_aDSS <- DSA_SIGN

   391  */

   392 

   393 /*

   394 #define CERT_INVALID		0

   395 #define CERT_PUBLIC_KEY		1

   396 #define CERT_PRIVATE_KEY	2

   397 */

   398 

   399 #ifndef OPENSSL_NO_EC

   400 /* From ECC-TLS draft, used in encoding the curve type in 

   401  * ECParameters

   402  */

   403 #define EXPLICIT_PRIME_CURVE_TYPE  1   

   404 #define EXPLICIT_CHAR2_CURVE_TYPE  2

   405 #define NAMED_CURVE_TYPE           3

   406 #endif  /* OPENSSL_NO_EC */

   407 

   408 typedef struct cert_pkey_st

   409 	{

   410 	X509 *x509;

   411 	EVP_PKEY *privatekey;

   412 	} CERT_PKEY;

   413 

   414 typedef struct cert_st

   415 	{

   416 	/* Current active set */

   417 	CERT_PKEY *key; /* ALWAYS points to an element of the pkeys array

   418 			 * Probably it would make more sense to store

   419 			 * an index, not a pointer. */

   420  

   421 	/* The following masks are for the key and auth

   422 	 * algorithms that are supported by the certs below */

   423 	int valid;

   424 	unsigned long mask;

   425 	unsigned long export_mask;

   426 #ifndef OPENSSL_NO_RSA

   427 	RSA *rsa_tmp;

   428 	RSA *(*rsa_tmp_cb)(SSL *ssl,int is_export,int keysize);

   429 #endif

   430 #ifndef OPENSSL_NO_DH

   431 	DH *dh_tmp;

   432 	DH *(*dh_tmp_cb)(SSL *ssl,int is_export,int keysize);

   433 #endif

   434 #ifndef OPENSSL_NO_ECDH

   435 	EC_KEY *ecdh_tmp;

   436 	/* Callback for generating ephemeral ECDH keys */

   437 	EC_KEY *(*ecdh_tmp_cb)(SSL *ssl,int is_export,int keysize);

   438 #endif

   439 

   440 	CERT_PKEY pkeys[SSL_PKEY_NUM];

   441 

   442 	int references; /* >1 only if SSL_copy_session_id is used */

   443 	} CERT;

   444 	

   445 typedef struct sess_cert_st

   446 	{

   447 	STACK_OF(X509) *cert_chain; /* as received from peer (not for SSL2) */

   448 

   449 	/* The 'peer_...' members are used only by clients. */

   450 	int peer_cert_type;

   451 

   452 	CERT_PKEY *peer_key; /* points to an element of peer_pkeys (never NULL!) */

   453 	CERT_PKEY peer_pkeys[SSL_PKEY_NUM];

   454 	/* Obviously we don't have the private keys of these,

   455 	 * so maybe we shouldn't even use the CERT_PKEY type here. */

   456 

   457 #ifndef OPENSSL_NO_RSA

   458 	RSA *peer_rsa_tmp; /* not used for SSL 2 */

   459 #endif

   460 #ifndef OPENSSL_NO_DH

   461 	DH *peer_dh_tmp; /* not used for SSL 2 */

   462 #endif

   463 #ifndef OPENSSL_NO_ECDH

   464 	EC_KEY *peer_ecdh_tmp;

   465 #endif

   466 

   467 	int references; /* actually always 1 at the moment */

   468 	} SESS_CERT;

   469 

   470 

   471 /*#define MAC_DEBUG	*/

   472 

   473 /*#define ERR_DEBUG	*/

   474 /*#define ABORT_DEBUG	*/

   475 /*#define PKT_DEBUG 1   */

   476 /*#define DES_DEBUG	*/

   477 /*#define DES_OFB_DEBUG	*/

   478 /*#define SSL_DEBUG	*/

   479 /*#define RSA_DEBUG	*/ 

   480 /*#define IDEA_DEBUG	*/ 

   481 

   482 #define FP_ICC  (int (*)(const void *,const void *))

   483 #define ssl_put_cipher_by_char(ssl,ciph,ptr) \

   484 		((ssl)->method->put_cipher_by_char((ciph),(ptr)))

   485 #define ssl_get_cipher_by_char(ssl,ptr) \

   486 		((ssl)->method->get_cipher_by_char(ptr))

   487 

   488 #ifndef EMULATOR

   489 /* This is for the SSLv3/TLSv1.0 differences in crypto/hash stuff

   490  * It is a bit of a mess of functions, but hell, think of it as

   491  * an opaque structure :-) */

   492 typedef struct ssl3_enc_method

   493 	{

   494 	int (*enc)(SSL *, int);

   495 	int (*mac)(SSL *, unsigned char *, int);

   496 	int (*setup_key_block)(SSL *);

   497 	int (*generate_master_secret)(SSL *, unsigned char *, unsigned char *, int);

   498 	int (*change_cipher_state)(SSL *, int);

   499 	int (*final_finish_mac)(SSL *, EVP_MD_CTX *, EVP_MD_CTX *, const char *, int, unsigned char *);

   500 	int finish_mac_length;

   501 	int (*cert_verify_mac)(SSL *, EVP_MD_CTX *, unsigned char *);

   502 	const char *client_finished_label;

   503 	int client_finished_label_len;

   504 	const char *server_finished_label;

   505 	int server_finished_label_len;

   506 	int (*alert_value)(int);

   507 	} SSL3_ENC_METHOD;

   508 #endif

   509 /* Used for holding the relevant compression methods loaded into SSL_CTX */

   510 typedef struct ssl3_comp_st

   511 	{

   512 	int comp_id;	/* The identifier byte for this compression type */

   513 	char *name;	/* Text name used for the compression type */

   514 	COMP_METHOD *method; /* The method :-) */

   515 	} SSL3_COMP;

   516 

   517 #ifndef EMULATOR

   518 

   519 extern SSL3_ENC_METHOD ssl3_undef_enc_method;

   520 OPENSSL_EXTERN SSL_CIPHER ssl2_ciphers[];

   521 OPENSSL_EXTERN SSL_CIPHER ssl3_ciphers[];

   522 

   523 #else

   524 

   525 //GET_GLOBAL_VAR_FROM_TLS(ssl3_undef_enc_method,ssl_lib,SSL3_ENC_METHOD)

   526 //#define ssl3_undef_enc_method (GET_WSD_VAR_NAME(ssl3_undef_enc_method,ssl_lib,g)())

   527 

   528 

   529 //GET_GLOBAL_ARRAY_FROM_TLS(ssl2_ciphers,s2_lib,SSL_CIPHER)

   530 

   531 //#define ssl2_ciphers (GET_WSD_VAR_NAME(ssl2_ciphers,s2_lib,g)())

   532 

   533 

   534 //GET_GLOBAL_ARRAY_FROM_TLS(ssl3_ciphers,s3_lib,SSL_CIPHER)

   535 

   536 //#define ssl3_ciphers (GET_WSD_VAR_NAME(ssl3_ciphers,s3_lib,g)())

   537 

   538 #endif

   539 

   540 //extern const SSL3_ENC_METHOD ssl3_undef_enc_method;

   541 //OPENSSL_EXTERN const SSL_CIPHER ssl2_ciphers[];

   542 //OPENSSL_EXTERN const SSL_CIPHER ssl3_ciphers[];

   543 

   544 //#endif

   545 

   546 SSL_METHOD *ssl_bad_method(int ver);

   547 SSL_METHOD *sslv2_base_method(void);

   548 SSL_METHOD *sslv23_base_method(void);

   549 SSL_METHOD *sslv3_base_method(void);

   550 

   551 

   552 

   553 #ifndef EMULATOR

   554 

   555 extern SSL3_ENC_METHOD DTLSv1_enc_data;

   556 extern SSL3_ENC_METHOD TLSv1_enc_data;

   557 extern SSL3_ENC_METHOD SSLv3_enc_data;

   558 

   559 #endif

   560 

   561 #ifdef EMULATOR

   562 

   563 #define IMPLEMENT_ssl23_meth_func(func_name, s_accept, s_connect, s_get_meth) \

   564 	SSL_METHOD *func_name(void)  \

   565 	{ \

   566 		return &func_name##_data; \

   567 	}\

   568 const SSL_METHOD temp_##func_name##_data= { \

   569 	TLS1_VERSION, \

   570 	tls1_new, \

   571 	tls1_clear, \

   572 	tls1_free, \

   573 	s_accept, \

   574 	s_connect, \

   575 	ssl23_read, \

   576 	ssl23_peek, \

   577 	ssl23_write, \

   578 	ssl_undefined_function, \

   579 	ssl_undefined_function, \

   580 	ssl_ok, \

   581 	ssl3_get_message, \

   582 	ssl3_read_bytes, \

   583 	ssl3_write_bytes, \

   584 	ssl3_dispatch_alert, \

   585 	ssl3_ctrl, \

   586 	ssl3_ctx_ctrl, \

   587 	ssl23_get_cipher_by_char, \

   588 	ssl23_put_cipher_by_char, \

   589 	ssl_undefined_const_function, \

   590 	ssl23_num_ciphers, \

   591 	ssl23_get_cipher, \

   592 	s_get_meth, \

   593 	ssl23_default_timeout, \

   594 	/*&ssl3_undef_enc_method*/NULL, \

   595 	ssl_undefined_void_function, \

   596 	ssl3_callback_ctrl, \

   597 	ssl3_ctx_callback_ctrl, \

   598 	}; 

   599 

   600 	

   601 	#define IMPLEMENT_ssl2_meth_func(func_name, s_accept, s_connect, s_get_meth) \

   602 	\

   603 	SSL_METHOD *func_name(void)  \

   604 	{ \

   605 		return &func_name##_data; \

   606 	}\

   607 	const SSL_METHOD temp_##func_name##_data= { \

   608 		SSL2_VERSION, \

   609 		ssl2_new,	/* local */ \

   610 		ssl2_clear,	/* local */ \

   611 		ssl2_free,	/* local */ \

   612 		s_accept, \

   613 		s_connect, \

   614 		ssl2_read, \

   615 		ssl2_peek, \

   616 		ssl2_write, \

   617 		ssl2_shutdown, \

   618 		ssl_ok,	/* NULL - renegotiate */ \

   619 		ssl_ok,	/* NULL - check renegotiate */ \

   620 		NULL, /* NULL - ssl_get_message */ \

   621 		NULL, /* NULL - ssl_get_record */ \

   622 		NULL, /* NULL - ssl_write_bytes */ \

   623 		NULL, /* NULL - dispatch_alert */ \

   624 		ssl2_ctrl,	/* local */ \

   625 		ssl2_ctx_ctrl,	/* local */ \

   626 		ssl2_get_cipher_by_char, \

   627 		ssl2_put_cipher_by_char, \

   628 		ssl2_pending, \

   629 		ssl2_num_ciphers, \

   630 		ssl2_get_cipher, \

   631 		s_get_meth, \

   632 		ssl2_default_timeout, \

   633 		/*&ssl3_undef_enc_method*/NULL, \

   634 		ssl_undefined_void_function, \

   635 		ssl2_callback_ctrl,	/* local */ \

   636 		ssl2_ctx_callback_ctrl,	/* local */ \

   637 	}; 

   638 	

   639 	#define IMPLEMENT_dtls1_meth_func(func_name, s_accept, s_connect, s_get_meth) \

   640 	\

   641 	SSL_METHOD *func_name(void)  \

   642 	{ \

   643 		return &func_name##_data; \

   644 	}\

   645 	const SSL_METHOD temp_##func_name##_data= { \

   646 		DTLS1_VERSION, \

   647 		dtls1_new, \

   648 		dtls1_clear, \

   649 		dtls1_free, \

   650 		s_accept, \

   651 		s_connect, \

   652 		ssl3_read, \

   653 		ssl3_peek, \

   654 		ssl3_write, \

   655 		ssl3_shutdown, \

   656 		ssl3_renegotiate, \

   657 		ssl3_renegotiate_check, \

   658 		dtls1_get_message, \

   659 		dtls1_read_bytes, \

   660 		dtls1_write_app_data_bytes, \

   661 		dtls1_dispatch_alert, \

   662 		ssl3_ctrl, \

   663 		ssl3_ctx_ctrl, \

   664 		ssl3_get_cipher_by_char, \

   665 		ssl3_put_cipher_by_char, \

   666 		ssl3_pending, \

   667 		ssl3_num_ciphers, \

   668 		ssl3_get_cipher, \

   669 		s_get_meth, \

   670 		dtls1_default_timeout, \

   671 		/*&DTLSv1_enc_data*/NULL,\

   672 		ssl_undefined_void_function, \

   673 		ssl3_callback_ctrl, \

   674 		ssl3_ctx_callback_ctrl, \

   675 	}; 

   676 	

   677 

   678 

   679 #define IMPLEMENT_ssl3_meth_func(func_name, s_accept, s_connect, s_get_meth) \

   680  \

   681 	SSL_METHOD *func_name(void)  \

   682 	{ \

   683 		return &func_name##_data; \

   684 	}\

   685 	const SSL_METHOD temp_##func_name##_data= { \

   686 		SSL3_VERSION, \

   687 		ssl3_new, \

   688 		ssl3_clear, \

   689 		ssl3_free, \

   690 		s_accept, \

   691 		s_connect, \

   692 		ssl3_read, \

   693 		ssl3_peek, \

   694 		ssl3_write, \

   695 		ssl3_shutdown, \

   696 		ssl3_renegotiate, \

   697 		ssl3_renegotiate_check, \

   698 		ssl3_get_message, \

   699 		ssl3_read_bytes, \

   700 		ssl3_write_bytes, \

   701 		ssl3_dispatch_alert, \

   702 		ssl3_ctrl, \

   703 		ssl3_ctx_ctrl, \

   704 		ssl3_get_cipher_by_char, \

   705 		ssl3_put_cipher_by_char, \

   706 		ssl3_pending, \

   707 		ssl3_num_ciphers, \

   708 		ssl3_get_cipher, \

   709 		s_get_meth, \

   710 		ssl3_default_timeout, \

   711 		/*&SSLv3_enc_data*/NULL, \

   712 		ssl_undefined_void_function, \

   713 		ssl3_callback_ctrl, \

   714 		ssl3_ctx_callback_ctrl, \

   715 	};

   716 

   717 #define IMPLEMENT_tls1_meth_func(func_name, s_accept, s_connect, s_get_meth) \

   718 	\

   719 	SSL_METHOD *func_name(void)  \

   720 	{ \

   721 	return &func_name##_data; \

   722 	}\

   723 	const SSL_METHOD temp_##func_name##_data= { \

   724 		TLS1_VERSION, \

   725 		tls1_new, \

   726 		tls1_clear, \

   727 		tls1_free, \

   728 		s_accept, \

   729 		s_connect, \

   730 		ssl3_read, \

   731 		ssl3_peek, \

   732 		ssl3_write, \

   733 		ssl3_shutdown, \

   734 		ssl3_renegotiate, \

   735 		ssl3_renegotiate_check, \

   736 		ssl3_get_message, \

   737 		ssl3_read_bytes, \

   738 		ssl3_write_bytes, \

   739 		ssl3_dispatch_alert, \

   740 		ssl3_ctrl, \

   741 		ssl3_ctx_ctrl, \

   742 		ssl3_get_cipher_by_char, \

   743 		ssl3_put_cipher_by_char, \

   744 		ssl3_pending, \

   745 		ssl3_num_ciphers, \

   746 		ssl3_get_cipher, \

   747 		s_get_meth, \

   748 		tls1_default_timeout, \

   749 		/* &TLSv1_enc_data */NULL, \

   750 		ssl_undefined_void_function, \

   751 		ssl3_callback_ctrl, \

   752 		ssl3_ctx_callback_ctrl, \

   753 	}; 

   754 

   755 #else /* #endif *//* EMULATOR */

   756 

   757 

   758 #define IMPLEMENT_tls1_meth_func(func_name, s_accept, s_connect, s_get_meth) \

   759 SSL_METHOD *func_name(void)  \

   760 	{ \

   761 	static SSL_METHOD func_name##_data= { \

   762 		TLS1_VERSION, \

   763 		tls1_new, \

   764 		tls1_clear, \

   765 		tls1_free, \

   766 		s_accept, \

   767 		s_connect, \

   768 		ssl3_read, \

   769 		ssl3_peek, \

   770 		ssl3_write, \

   771 		ssl3_shutdown, \

   772 		ssl3_renegotiate, \

   773 		ssl3_renegotiate_check, \

   774 		ssl3_get_message, \

   775 		ssl3_read_bytes, \

   776 		ssl3_write_bytes, \

   777 		ssl3_dispatch_alert, \

   778 		ssl3_ctrl, \

   779 		ssl3_ctx_ctrl, \

   780 		ssl3_get_cipher_by_char, \

   781 		ssl3_put_cipher_by_char, \

   782 		ssl3_pending, \

   783 		ssl3_num_ciphers, \

   784 		ssl3_get_cipher, \

   785 		s_get_meth, \

   786 		tls1_default_timeout, \

   787 		&TLSv1_enc_data, \

   788 		ssl_undefined_void_function, \

   789 		ssl3_callback_ctrl, \

   790 		ssl3_ctx_callback_ctrl, \

   791 	}; \

   792 	return &func_name##_data; \

   793 	}

   794 

   795 #define IMPLEMENT_ssl3_meth_func(func_name, s_accept, s_connect, s_get_meth) \

   796 SSL_METHOD *func_name(void)  \

   797 	{ \

   798 	static SSL_METHOD func_name##_data= { \

   799 		SSL3_VERSION, \

   800 		ssl3_new, \

   801 		ssl3_clear, \

   802 		ssl3_free, \

   803 		s_accept, \

   804 		s_connect, \

   805 		ssl3_read, \

   806 		ssl3_peek, \

   807 		ssl3_write, \

   808 		ssl3_shutdown, \

   809 		ssl3_renegotiate, \

   810 		ssl3_renegotiate_check, \

   811 		ssl3_get_message, \

   812 		ssl3_read_bytes, \

   813 		ssl3_write_bytes, \

   814 		ssl3_dispatch_alert, \

   815 		ssl3_ctrl, \

   816 		ssl3_ctx_ctrl, \

   817 		ssl3_get_cipher_by_char, \

   818 		ssl3_put_cipher_by_char, \

   819 		ssl3_pending, \

   820 		ssl3_num_ciphers, \

   821 		ssl3_get_cipher, \

   822 		s_get_meth, \

   823 		ssl3_default_timeout, \

   824 		&SSLv3_enc_data, \

   825 		ssl_undefined_void_function, \

   826 		ssl3_callback_ctrl, \

   827 		ssl3_ctx_callback_ctrl, \

   828 	}; \

   829 	return &func_name##_data; \

   830 	}

   831 

   832 

   833 #define IMPLEMENT_ssl23_meth_func(func_name, s_accept, s_connect, s_get_meth) \

   834 SSL_METHOD *func_name(void)  \

   835 	{ \

   836 	static SSL_METHOD func_name##_data= { \

   837 	TLS1_VERSION, \

   838 	tls1_new, \

   839 	tls1_clear, \

   840 	tls1_free, \

   841 	s_accept, \

   842 	s_connect, \

   843 	ssl23_read, \

   844 	ssl23_peek, \

   845 	ssl23_write, \

   846 	ssl_undefined_function, \

   847 	ssl_undefined_function, \

   848 	ssl_ok, \

   849 	ssl3_get_message, \

   850 	ssl3_read_bytes, \

   851 	ssl3_write_bytes, \

   852 	ssl3_dispatch_alert, \

   853 	ssl3_ctrl, \

   854 	ssl3_ctx_ctrl, \

   855 	ssl23_get_cipher_by_char, \

   856 	ssl23_put_cipher_by_char, \

   857 	ssl_undefined_const_function, \

   858 	ssl23_num_ciphers, \

   859 	ssl23_get_cipher, \

   860 	s_get_meth, \

   861 	ssl23_default_timeout, \

   862 	&ssl3_undef_enc_method, \

   863 	ssl_undefined_void_function, \

   864 	ssl3_callback_ctrl, \

   865 	ssl3_ctx_callback_ctrl, \

   866 	}; \

   867 	return &func_name##_data; \

   868 	}

   869 

   870 

   871 #define IMPLEMENT_ssl2_meth_func(func_name, s_accept, s_connect, s_get_meth) \

   872 SSL_METHOD *func_name(void)  \

   873 	{ \

   874 	static SSL_METHOD func_name##_data= { \

   875 		SSL2_VERSION, \

   876 		ssl2_new,	/* local */ \

   877 		ssl2_clear,	/* local */ \

   878 		ssl2_free,	/* local */ \

   879 		s_accept, \

   880 		s_connect, \

   881 		ssl2_read, \

   882 		ssl2_peek, \

   883 		ssl2_write, \

   884 		ssl2_shutdown, \

   885 		ssl_ok,	/* NULL - renegotiate */ \

   886 		ssl_ok,	/* NULL - check renegotiate */ \

   887 		NULL, /* NULL - ssl_get_message */ \

   888 		NULL, /* NULL - ssl_get_record */ \

   889 		NULL, /* NULL - ssl_write_bytes */ \

   890 		NULL, /* NULL - dispatch_alert */ \

   891 		ssl2_ctrl,	/* local */ \

   892 		ssl2_ctx_ctrl,	/* local */ \

   893 		ssl2_get_cipher_by_char, \

   894 		ssl2_put_cipher_by_char, \

   895 		ssl2_pending, \

   896 		ssl2_num_ciphers, \

   897 		ssl2_get_cipher, \

   898 		s_get_meth, \

   899 		ssl2_default_timeout, \

   900 		&ssl3_undef_enc_method, \

   901 		ssl_undefined_void_function, \

   902 		ssl2_callback_ctrl,	/* local */ \

   903 		ssl2_ctx_callback_ctrl,	/* local */ \

   904 	}; \

   905 	return &func_name##_data; \

   906 	}

   907 

   908 

   909 #define IMPLEMENT_dtls1_meth_func(func_name, s_accept, s_connect, s_get_meth) \

   910 SSL_METHOD *func_name(void)  \

   911 	{ \

   912 	static SSL_METHOD func_name##_data= { \

   913 		DTLS1_VERSION, \

   914 		dtls1_new, \

   915 		dtls1_clear, \

   916 		dtls1_free, \

   917 		s_accept, \

   918 		s_connect, \

   919 		ssl3_read, \

   920 		ssl3_peek, \

   921 		ssl3_write, \

   922 		ssl3_shutdown, \

   923 		ssl3_renegotiate, \

   924 		ssl3_renegotiate_check, \

   925 		dtls1_get_message, \

   926 		dtls1_read_bytes, \

   927 		dtls1_write_app_data_bytes, \

   928 		dtls1_dispatch_alert, \

   929 		ssl3_ctrl, \

   930 		ssl3_ctx_ctrl, \

   931 		ssl3_get_cipher_by_char, \

   932 		ssl3_put_cipher_by_char, \

   933 		ssl3_pending, \

   934 		ssl3_num_ciphers, \

   935 		ssl3_get_cipher, \

   936 		s_get_meth, \

   937 		dtls1_default_timeout, \

   938 		&DTLSv1_enc_data, \

   939 		ssl_undefined_void_function, \

   940 		ssl3_callback_ctrl, \

   941 		ssl3_ctx_callback_ctrl, \

   942 	}; \

   943 	return &func_name##_data; \

   944 }

   945 

   946 

   947 #endif /* EMULATOR */

   948 

   949 void ssl_clear_cipher_ctx(SSL *s);

   950 int ssl_clear_bad_session(SSL *s);

   951 CERT *ssl_cert_new(void);

   952 CERT *ssl_cert_dup(CERT *cert);

   953 int ssl_cert_inst(CERT **o);

   954 void ssl_cert_free(CERT *c);

   955 SESS_CERT *ssl_sess_cert_new(void);

   956 void ssl_sess_cert_free(SESS_CERT *sc);

   957 int ssl_set_peer_cert_type(SESS_CERT *c, int type);

   958 int ssl_get_new_session(SSL *s, int session);

   959 int ssl_get_prev_session(SSL *s, unsigned char *session,int len, const unsigned char *limit);

   960 int ssl_cipher_id_cmp(const SSL_CIPHER *a,const SSL_CIPHER *b);

   961 int ssl_cipher_ptr_id_cmp(const SSL_CIPHER * const *ap,

   962 			const SSL_CIPHER * const *bp);

   963 STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num,

   964 					       STACK_OF(SSL_CIPHER) **skp);

   965 int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p,

   966                              int (*put_cb)(const SSL_CIPHER *, unsigned char *));

   967 STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *meth,

   968 					     STACK_OF(SSL_CIPHER) **pref,

   969 					     STACK_OF(SSL_CIPHER) **sorted,

   970 					     const char *rule_str);

   971 void ssl_update_cache(SSL *s, int mode);

   972 int ssl_cipher_get_evp(const SSL_SESSION *s,const EVP_CIPHER **enc,

   973 		       const EVP_MD **md,SSL_COMP **comp);

   974 int ssl_verify_cert_chain(SSL *s,STACK_OF(X509) *sk);

   975 int ssl_undefined_function(SSL *s);

   976 int ssl_undefined_void_function(void);

   977 int ssl_undefined_const_function(const SSL *s);

   978 X509 *ssl_get_server_send_cert(SSL *);

   979 EVP_PKEY *ssl_get_sign_pkey(SSL *,SSL_CIPHER *);

   980 int ssl_cert_type(X509 *x,EVP_PKEY *pkey);

   981 void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher);

   982 STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s);

   983 int ssl_verify_alarm_type(long type);

   984 void ssl_load_ciphers(void);

   985 

   986 int ssl2_enc_init(SSL *s, int client);

   987 int ssl2_generate_key_material(SSL *s);

   988 void ssl2_enc(SSL *s,int send_data);

   989 void ssl2_mac(SSL *s,unsigned char *mac,int send_data);

   990 SSL_CIPHER *ssl2_get_cipher_by_char(const unsigned char *p);

   991 int ssl2_put_cipher_by_char(const SSL_CIPHER *c,unsigned char *p);

   992 int ssl2_part_read(SSL *s, unsigned long f, int i);

   993 int ssl2_do_write(SSL *s);

   994 int ssl2_set_certificate(SSL *s, int type, int len, const unsigned char *data);

   995 void ssl2_return_error(SSL *s,int reason);

   996 void ssl2_write_error(SSL *s);

   997 int ssl2_num_ciphers(void);

   998 SSL_CIPHER *ssl2_get_cipher(unsigned int u);

   999 int	ssl2_new(SSL *s);

  1000 void	ssl2_free(SSL *s);

  1001 int	ssl2_accept(SSL *s);

  1002 int	ssl2_connect(SSL *s);

  1003 int	ssl2_read(SSL *s, void *buf, int len);

  1004 int	ssl2_peek(SSL *s, void *buf, int len);

  1005 int	ssl2_write(SSL *s, const void *buf, int len);

  1006 int	ssl2_shutdown(SSL *s);

  1007 void	ssl2_clear(SSL *s);

  1008 long	ssl2_ctrl(SSL *s,int cmd, long larg, void *parg);

  1009 long	ssl2_ctx_ctrl(SSL_CTX *s,int cmd, long larg, void *parg);

  1010 long	ssl2_callback_ctrl(SSL *s,int cmd, void (*fp)(void));

  1011 long	ssl2_ctx_callback_ctrl(SSL_CTX *s,int cmd, void (*fp)(void));

  1012 int	ssl2_pending(const SSL *s);

  1013 long	ssl2_default_timeout(void );

  1014 

  1015 SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p);

  1016 int ssl3_put_cipher_by_char(const SSL_CIPHER *c,unsigned char *p);

  1017 void ssl3_init_finished_mac(SSL *s);

  1018 int ssl3_send_server_certificate(SSL *s);

  1019 int ssl3_send_newsession_ticket(SSL *s);

  1020 int ssl3_get_finished(SSL *s,int state_a,int state_b);

  1021 int ssl3_setup_key_block(SSL *s);

  1022 int ssl3_send_change_cipher_spec(SSL *s,int state_a,int state_b);

  1023 int ssl3_change_cipher_state(SSL *s,int which);

  1024 void ssl3_cleanup_key_block(SSL *s);

  1025 int ssl3_do_write(SSL *s,int type);

  1026 void ssl3_send_alert(SSL *s,int level, int desc);

  1027 int ssl3_generate_master_secret(SSL *s, unsigned char *out,

  1028 	unsigned char *p, int len);

  1029 int ssl3_get_req_cert_type(SSL *s,unsigned char *p);

  1030 long ssl3_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok);

  1031 int ssl3_send_finished(SSL *s, int a, int b, const char *sender,int slen);

  1032 int ssl3_num_ciphers(void);

  1033 SSL_CIPHER *ssl3_get_cipher(unsigned int u);

  1034 int ssl3_renegotiate(SSL *ssl); 

  1035 int ssl3_renegotiate_check(SSL *ssl); 

  1036 int ssl3_dispatch_alert(SSL *s);

  1037 int ssl3_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek);

  1038 int ssl3_write_bytes(SSL *s, int type, const void *buf, int len);

  1039 int ssl3_final_finish_mac(SSL *s, EVP_MD_CTX *ctx1, EVP_MD_CTX *ctx2,

  1040 	const char *sender, int slen,unsigned char *p);

  1041 int ssl3_cert_verify_mac(SSL *s, EVP_MD_CTX *in, unsigned char *p);

  1042 void ssl3_finish_mac(SSL *s, const unsigned char *buf, int len);

  1043 int ssl3_enc(SSL *s, int send_data);

  1044 int ssl3_mac(SSL *ssl, unsigned char *md, int send_data);

  1045 unsigned long ssl3_output_cert_chain(SSL *s, X509 *x);

  1046 SSL_CIPHER *ssl3_choose_cipher(SSL *ssl,STACK_OF(SSL_CIPHER) *clnt,

  1047 			       STACK_OF(SSL_CIPHER) *srvr);

  1048 int	ssl3_setup_buffers(SSL *s);

  1049 int	ssl3_new(SSL *s);

  1050 void	ssl3_free(SSL *s);

  1051 int	ssl3_accept(SSL *s);

  1052 int	ssl3_connect(SSL *s);

  1053 int	ssl3_read(SSL *s, void *buf, int len);

  1054 int	ssl3_peek(SSL *s, void *buf, int len);

  1055 int	ssl3_write(SSL *s, const void *buf, int len);

  1056 int	ssl3_shutdown(SSL *s);

  1057 void	ssl3_clear(SSL *s);

  1058 long	ssl3_ctrl(SSL *s,int cmd, long larg, void *parg);

  1059 long	ssl3_ctx_ctrl(SSL_CTX *s,int cmd, long larg, void *parg);

  1060 long	ssl3_callback_ctrl(SSL *s,int cmd, void (*fp)(void));

  1061 long	ssl3_ctx_callback_ctrl(SSL_CTX *s,int cmd, void (*fp)(void));

  1062 int	ssl3_pending(const SSL *s);

  1063 

  1064 void ssl3_record_sequence_update(unsigned char *seq);

  1065 int ssl3_do_change_cipher_spec(SSL *ssl);

  1066 long ssl3_default_timeout(void );

  1067 

  1068 int ssl23_num_ciphers(void );

  1069 SSL_CIPHER *ssl23_get_cipher(unsigned int u);

  1070 int ssl23_read(SSL *s, void *buf, int len);

  1071 int ssl23_peek(SSL *s, void *buf, int len);

  1072 int ssl23_write(SSL *s, const void *buf, int len);

  1073 int ssl23_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p);

  1074 SSL_CIPHER *ssl23_get_cipher_by_char(const unsigned char *p);

  1075 long ssl23_default_timeout(void );

  1076 

  1077 long tls1_default_timeout(void);

  1078 int dtls1_do_write(SSL *s,int type);

  1079 int ssl3_read_n(SSL *s, int n, int max, int extend);

  1080 int dtls1_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek);

  1081 int ssl3_do_compress(SSL *ssl);

  1082 int ssl3_do_uncompress(SSL *ssl);

  1083 int ssl3_write_pending(SSL *s, int type, const unsigned char *buf,

  1084 	unsigned int len);

  1085 unsigned char *dtls1_set_message_header(SSL *s, 

  1086 	unsigned char *p, unsigned char mt,	unsigned long len, 

  1087 	unsigned long frag_off, unsigned long frag_len);

  1088 

  1089 int dtls1_write_app_data_bytes(SSL *s, int type, const void *buf, int len);

  1090 int dtls1_write_bytes(SSL *s, int type, const void *buf, int len);

  1091 

  1092 int dtls1_send_change_cipher_spec(SSL *s, int a, int b);

  1093 int dtls1_send_finished(SSL *s, int a, int b, const char *sender, int slen);

  1094 unsigned long dtls1_output_cert_chain(SSL *s, X509 *x);

  1095 int dtls1_read_failed(SSL *s, int code);

  1096 int dtls1_buffer_message(SSL *s, int ccs);

  1097 int dtls1_retransmit_message(SSL *s, unsigned short seq, 

  1098 	unsigned long frag_off, int *found);

  1099 void dtls1_clear_record_buffer(SSL *s);

  1100 void dtls1_get_message_header(unsigned char *data, struct hm_header_st *msg_hdr);

  1101 void dtls1_get_ccs_header(unsigned char *data, struct ccs_header_st *ccs_hdr);

  1102 void dtls1_reset_seq_numbers(SSL *s, int rw);

  1103 long dtls1_default_timeout(void);

  1104 SSL_CIPHER *dtls1_get_cipher(unsigned int u);

  1105 

  1106 

  1107 /* some client-only functions */

  1108 int ssl3_client_hello(SSL *s);

  1109 int ssl3_get_server_hello(SSL *s);

  1110 int ssl3_get_certificate_request(SSL *s);

  1111 int ssl3_get_new_session_ticket(SSL *s);

  1112 int ssl3_get_server_done(SSL *s);

  1113 int ssl3_send_client_verify(SSL *s);

  1114 int ssl3_send_client_certificate(SSL *s);

  1115 int ssl3_send_client_key_exchange(SSL *s);

  1116 int ssl3_get_key_exchange(SSL *s);

  1117 int ssl3_get_server_certificate(SSL *s);

  1118 int ssl3_check_cert_and_algorithm(SSL *s);

  1119 

  1120 int dtls1_client_hello(SSL *s);

  1121 int dtls1_send_client_certificate(SSL *s);

  1122 int dtls1_send_client_key_exchange(SSL *s);

  1123 int dtls1_send_client_verify(SSL *s);

  1124 

  1125 /* some server-only functions */

  1126 int ssl3_get_client_hello(SSL *s);

  1127 int ssl3_send_server_hello(SSL *s);

  1128 int ssl3_send_hello_request(SSL *s);

  1129 int ssl3_send_server_key_exchange(SSL *s);

  1130 int ssl3_send_certificate_request(SSL *s);

  1131 int ssl3_send_server_done(SSL *s);

  1132 int ssl3_check_client_hello(SSL *s);

  1133 int ssl3_get_client_certificate(SSL *s);

  1134 int ssl3_get_client_key_exchange(SSL *s);

  1135 int ssl3_get_cert_verify(SSL *s);