ssl/ssl_locl.h

   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 #ifndef HEADER_SSL_LOCL_H
  60 #define HEADER_SSL_LOCL_H
  61 #include <stdlib.h>
  62 #include <time.h>
  63 #include <string.h>
  64 #include <errno.h>
  65
  66 #include "e_os.h"
  67
  68 #include "buffer.h"
  69 #include "bio.h"
  70 #include "crypto.h"
  71 #include "evp.h"
  72 #include "stack.h"
  73 #include "x509.h"
  74 #include "err.h"
  75 #include "ssl.h"
  76
  77
  78 #define c2l(c,l)        (l = ((unsigned long)(*((c)++)))     , \
  79                          l|=(((unsigned long)(*((c)++)))<< 8), \
  80                          l|=(((unsigned long)(*((c)++)))<<16), \
  81                          l|=(((unsigned long)(*((c)++)))<<24))
  82
  83 /* NOTE - c is not incremented as per c2l */
  84 #define c2ln(c,l1,l2,n) { \
  85                         c+=n; \
  86                         l1=l2=0; \
  87                         switch (n) { \
  88                         case 8: l2 =((unsigned long)(*(--(c))))<<24; \
  89                         case 7: l2|=((unsigned long)(*(--(c))))<<16; \
  90                         case 6: l2|=((unsigned long)(*(--(c))))<< 8; \
  91                         case 5: l2|=((unsigned long)(*(--(c))));     \
  92                         case 4: l1 =((unsigned long)(*(--(c))))<<24; \
  93                         case 3: l1|=((unsigned long)(*(--(c))))<<16; \
  94                         case 2: l1|=((unsigned long)(*(--(c))))<< 8; \
  95                         case 1: l1|=((unsigned long)(*(--(c))));     \
  96                                 } \
  97                         }
  98
  99 #define l2c(l,c)        (*((c)++)=(unsigned char)(((l)    )&0xff), \
 100                          *((c)++)=(unsigned char)(((l)>> 8)&0xff), \
 101                          *((c)++)=(unsigned char)(((l)>>16)&0xff), \
 102                          *((c)++)=(unsigned char)(((l)>>24)&0xff))
 103
 104 #define n2l(c,l)        (l =((unsigned long)(*((c)++)))<<24, \
 105                          l|=((unsigned long)(*((c)++)))<<16, \
 106                          l|=((unsigned long)(*((c)++)))<< 8, \
 107                          l|=((unsigned long)(*((c)++))))
 108
 109 #define l2n(l,c)        (*((c)++)=(unsigned char)(((l)>>24)&0xff), \
 110                          *((c)++)=(unsigned char)(((l)>>16)&0xff), \
 111                          *((c)++)=(unsigned char)(((l)>> 8)&0xff), \
 112                          *((c)++)=(unsigned char)(((l)    )&0xff))
 113
 114 /* NOTE - c is not incremented as per l2c */
 115 #define l2cn(l1,l2,c,n) { \
 116                         c+=n; \
 117                         switch (n) { \
 118                         case 8: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \
 119                         case 7: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \
 120                         case 6: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \
 121                         case 5: *(--(c))=(unsigned char)(((l2)    )&0xff); \
 122                         case 4: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \
 123                         case 3: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \
 124                         case 2: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \
 125                         case 1: *(--(c))=(unsigned char)(((l1)    )&0xff); \
 126                                 } \
 127                         }
 128
 129 #define n2s(c,s)        (s =((unsigned int)(*((c)++)))<< 8, \
 130                          s|=((unsigned int)(*((c)++))))
 131 #define s2n(s,c)        (*((c)++)=(unsigned char)(((s)>> 8)&0xff), \
 132                          *((c)++)=(unsigned char)(((s)    )&0xff))
 133
 134 #define n2l3(c,l)       (l =((unsigned long)(*((c)++)))<<16, \
 135                          l|=((unsigned long)(*((c)++)))<< 8, \
 136                          l|=((unsigned long)(*((c)++))))
 137
 138 #define l2n3(l,c)       (*((c)++)=(unsigned char)(((l)>>16)&0xff), \
 139                          *((c)++)=(unsigned char)(((l)>> 8)&0xff), \
 140                          *((c)++)=(unsigned char)(((l)    )&0xff))
 141
 142 /* LOCAL STUFF */
 143
 144 #define SSL_DECRYPT     0
 145 #define SSL_ENCRYPT     1
 146
 147 #define TWO_BYTE_BIT    0x80
 148 #define SEC_ESC_BIT     0x40
 149 #define TWO_BYTE_MASK   0x7fff
 150 #define THREE_BYTE_MASK 0x3fff
 151
 152 #define INC32(a)        ((a)=((a)+1)&0xffffffffL)
 153 #define DEC32(a)        ((a)=((a)-1)&0xffffffffL)
 154 #define MAX_MAC_SIZE    20 /* up from 16 for SSLv3 */
 155
 156 #define SSL_MKEY_MASK           0x0000001FL
 157 #define SSL_kRSA                0x00000001L /* RSA key exchange */
 158 #define SSL_kDHr                0x00000002L /* DH cert RSA CA cert */
 159 #define SSL_kDHd                0x00000004L /* DH cert DSA CA cert */
 160 #define SSL_kFZA                0x00000008L
 161 #define SSL_kEDH                0x00000010L /* tmp DH key no DH cert */
 162 #define SSL_EDH                 (SSL_kEDH|(SSL_AUTH_MASK^SSL_aNULL))
 163
 164 #define SSL_AUTH_MASK           0x000003e0L
 165 #define SSL_aRSA                0x00000020L /* Authenticate with RSA */
 166 #define SSL_aDSS                0x00000040L /* Authenticate with DSS */
 167 #define SSL_DSS                 SSL_aDSS
 168 #define SSL_aFZA                0x00000080L
 169 #define SSL_aNULL               0x00000100L /* no Authenticate, ADH */
 170 #define SSL_aDH                 0x00000200L /* no Authenticate, ADH */
 171
 172 #define SSL_NULL                (SSL_eNULL)
 173 #define SSL_ADH                 (SSL_kEDH|SSL_aNULL)
 174 #define SSL_RSA                 (SSL_kRSA|SSL_aRSA)
 175 #define SSL_DH                  (SSL_kDHr|SSL_kDHd|SSL_kEDH)
 176 #define SSL_FZA                 (SSL_aFZA|SSL_kFZA|SSL_eFZA)
 177
 178 #define SSL_ENC_MASK            0x0001Fc00L
 179 #define SSL_DES                 0x00000400L
 180 #define SSL_3DES                0x00000800L
 181 #define SSL_RC4                 0x00001000L
 182 #define SSL_RC2                 0x00002000L
 183 #define SSL_IDEA                0x00004000L
 184 #define SSL_eFZA                0x00008000L
 185 #define SSL_eNULL               0x00010000L
 186
 187 #define SSL_MAC_MASK            0x00060000L
 188 #define SSL_MD5                 0x00020000L
 189 #define SSL_SHA1                0x00040000L
 190 #define SSL_SHA                 (SSL_SHA1)
 191
 192 #define SSL_EXP_MASK            0x00300000L
 193 #define SSL_EXP                 0x00100000L
 194 #define SSL_NOT_EXP             0x00200000L
 195 #define SSL_EXPORT              SSL_EXP
 196
 197 #define SSL_SSL_MASK            0x00c00000L
 198 #define SSL_SSLV2               0x00400000L
 199 #define SSL_SSLV3               0x00800000L
 200
 201 #define SSL_STRONG_MASK         0x07000000L
 202 #define SSL_LOW                 0x01000000L
 203 #define SSL_MEDIUM              0x02000000L
 204 #define SSL_HIGH                0x04000000L
 205
 206 /* we have used 0fffffff - 4 bits left to go */
 207 #define SSL_ALL                 0xffffffffL
 208 #define SSL_ALL_CIPHERS         (SSL_MKEY_MASK|SSL_AUTH_MASK|SSL_ENC_MASK|\
 209                                 SSL_MAC_MASK|SSL_EXP_MASK)
 210
 211 /* Mostly for SSLv3 */
 212 #define SSL_PKEY_RSA_ENC        0
 213 #define SSL_PKEY_RSA_SIGN       1
 214 #define SSL_PKEY_DSA_SIGN       2
 215 #define SSL_PKEY_DH_RSA         3
 216 #define SSL_PKEY_DH_DSA         4
 217 #define SSL_PKEY_NUM            5
 218
 219 /* SSL_kRSA <- RSA_ENC | (RSA_TMP & RSA_SIGN) |
 220  *          <- (EXPORT & (RSA_ENC | RSA_TMP) & RSA_SIGN)
 221  * SSL_kDH  <- DH_ENC & (RSA_ENC | RSA_SIGN | DSA_SIGN)
 222  * SSL_kEDH <- RSA_ENC | RSA_SIGN | DSA_SIGN
 223  * SSL_aRSA <- RSA_ENC | RSA_SIGN
 224  * SSL_aDSS <- DSA_SIGN
 225  */
 226
 227 /*
 228 #define CERT_INVALID            0
 229 #define CERT_PUBLIC_KEY         1
 230 #define CERT_PRIVATE_KEY        2
 231 */
 232
 233 typedef struct cert_pkey_st
 234         {
 235         X509 *x509;
 236 /*      EVP_PKEY *publickey; *//* when extracted */
 237         EVP_PKEY *privatekey;
 238         } CERT_PKEY;
 239
 240 typedef struct cert_st
 241         {
 242         int cert_type;
 243
 244 #ifdef undef
 245         X509 *x509;
 246         EVP_PKEY *publickey; /* when extracted */
 247         EVP_PKEY *privatekey;
 248
 249         pkeys[SSL_PKEY_RSA_ENC].x509
 250 /*      pkeys[SSL_PKEY_RSA_ENC].publickey */
 251         pkeys[SSL_PKEY_RSA_ENC].privatekey
 252 #endif
 253
 254         /* Current active set */
 255         CERT_PKEY *key;
 256
 257         /* The following masks are for the key and auth
 258          * algorithms that are supported by the certs below */
 259         int valid;
 260         unsigned long mask;
 261         unsigned long export_mask;
 262
 263         RSA *rsa_tmp;
 264         DH *dh_tmp;
 265         RSA *(*rsa_tmp_cb)();
 266         DH *(*dh_tmp_cb)();
 267         CERT_PKEY pkeys[SSL_PKEY_NUM];
 268
 269         STACK *cert_chain;
 270
 271         int references;
 272         } CERT;
 273
 274 /*#define MAC_DEBUG     */
 275
 276 /*#define ERR_DEBUG     */
 277 /*#define ABORT_DEBUG   */
 278 /*#define PKT_DEBUG 1   */
 279 /*#define DES_DEBUG     */
 280 /*#define DES_OFB_DEBUG */
 281 /*#define SSL_DEBUG     */
 282 /*#define RSA_DEBUG     */
 283 /*#define IDEA_DEBUG    */
 284
 285 #ifndef NOPROTO
 286 #define FP_ICC  (int (*)(const void *,const void *))
 287 #else
 288 #define FP_ICC
 289 #endif
 290
 291 #define ssl_put_cipher_by_char(ssl,ciph,ptr) \
 292                 ((ssl)->method->put_cipher_by_char((ciph),(ptr)))
 293 #define ssl_get_cipher_by_char(ssl,ptr) \
 294                 ((ssl)->method->get_cipher_by_char(ptr))
 295
 296 /* This is for the SSLv3/TLSv1.0 differences in crypto/hash stuff
 297  * It is a bit of a mess of functions, but hell, think of it as
 298  * an opaque strucute :-) */
 299 typedef struct ssl3_enc_method
 300         {
 301         int (*enc)();
 302         int (*mac)();
 303         int (*setup_key_block)();
 304         int (*generate_master_secret)();
 305         int (*change_cipher_state)();
 306         int (*final_finish_mac)();
 307         int finish_mac_length;
 308         int (*cert_verify_mac)();
 309         unsigned char client_finished[20];
 310         int client_finished_len;
 311         unsigned char server_finished[20];
 312         int server_finished_len;
 313         int (*alert_value)();
 314         } SSL3_ENC_METHOD;
 315
 316 extern SSL3_ENC_METHOD ssl3_undef_enc_method;
 317 extern SSL_CIPHER ssl2_ciphers[];
 318 extern SSL_CIPHER ssl3_ciphers[];
 319
 320 #ifndef NOPROTO
 321
 322 SSL_METHOD *ssl_bad_method(int ver);
 323 SSL_METHOD *sslv2_base_method(void);
 324 SSL_METHOD *sslv23_base_method(void);
 325 SSL_METHOD *sslv3_base_method(void);
 326
 327 void ssl_clear_cipher_ctx(SSL *s);
 328 int ssl_clear_bad_session(SSL *s);
 329 CERT *ssl_cert_new(void);
 330 void ssl_cert_free(CERT *c);
 331 int ssl_set_cert_type(CERT *c, int type);
 332 int ssl_get_new_session(SSL *s, int session);
 333 int ssl_get_prev_session(SSL *s, unsigned char *session,int len);
 334 int ssl_cipher_id_cmp(SSL_CIPHER *a,SSL_CIPHER *b);
 335 int ssl_cipher_ptr_id_cmp(SSL_CIPHER **ap,SSL_CIPHER **bp);
 336 STACK *ssl_bytes_to_cipher_list(SSL *s,unsigned char *p,int num,STACK **skp);
 337 int ssl_cipher_list_to_bytes(SSL *s,STACK *sk,unsigned char *p);
 338 STACK *ssl_create_cipher_list(SSL_METHOD *meth,STACK **pref,
 339         STACK **sorted,char *str);
 340 void ssl_update_cache(SSL *s, int mode);
 341 int ssl_cipher_get_evp(SSL_CIPHER *c, EVP_CIPHER **enc, EVP_MD **md);
 342 int ssl_verify_cert_chain(SSL *s,STACK *sk);
 343 int ssl_undefined_function(SSL *s);
 344 X509 *ssl_get_server_send_cert(SSL *);
 345 EVP_PKEY *ssl_get_sign_pkey(SSL *,SSL_CIPHER *);
 346 int ssl_cert_type(X509 *x,EVP_PKEY *pkey);
 347 void ssl_set_cert_masks(CERT *c);
 348 STACK *ssl_get_ciphers_by_id(SSL *s);
 349 int ssl_verify_alarm_type(long type);
 350
 351 int ssl2_enc_init(SSL *s, int client);
 352 void ssl2_generate_key_material(SSL *s);
 353 void ssl2_enc(SSL *s,int send_data);
 354 void ssl2_mac(SSL *s,unsigned char *mac,int send_data);
 355 SSL_CIPHER *ssl2_get_cipher_by_char(unsigned char *p);
 356 int ssl2_put_cipher_by_char(SSL_CIPHER *c,unsigned char *p);
 357 int ssl2_part_read(SSL *s, unsigned long f, int i);
 358 int ssl2_do_write(SSL *s);
 359 int ssl2_set_certificate(SSL *s, int type, int len, unsigned char *data);
 360 void ssl2_return_error(SSL *s,int reason);
 361 void ssl2_write_error(SSL *s);
 362 int ssl2_num_ciphers(void);
 363 SSL_CIPHER *ssl2_get_cipher(unsigned int u);
 364 int     ssl2_new(SSL *s);
 365 void    ssl2_free(SSL *s);
 366 int     ssl2_accept(SSL *s);
 367 int     ssl2_connect(SSL *s);
 368 int     ssl2_read(SSL *s, char *buf, int len);
 369 int     ssl2_peek(SSL *s, char *buf, int len);
 370 int     ssl2_write(SSL *s, char *buf, int len);
 371 int     ssl2_shutdown(SSL *s);
 372 void    ssl2_clear(SSL *s);
 373 long    ssl2_ctrl(SSL *s,int cmd, long larg, char *parg);
 374 long    ssl2_ctx_ctrl(SSL_CTX *s,int cmd, long larg, char *parg);
 375 int     ssl2_pending(SSL *s);
 376
 377 SSL_CIPHER *ssl3_get_cipher_by_char(unsigned char *p);
 378 int ssl3_put_cipher_by_char(SSL_CIPHER *c,unsigned char *p);
 379 void ssl3_init_finished_mac(SSL *s);
 380 int ssl3_send_server_certificate(SSL *s);
 381 int ssl3_get_finished(SSL *s,int state_a,int state_b);
 382 int ssl3_setup_key_block(SSL *s);
 383 int ssl3_send_change_cipher_spec(SSL *s,int state_a,int state_b);
 384 int ssl3_change_cipher_state(SSL *s,int which);
 385 void ssl3_cleanup_key_block(SSL *s);
 386 int ssl3_do_write(SSL *s,int type);
 387 void ssl3_send_alert(SSL *s,int level, int desc);
 388 int ssl3_generate_master_secret(SSL *s, unsigned char *out,
 389         unsigned char *p, int len);
 390 int ssl3_get_req_cert_type(SSL *s,unsigned char *p);
 391 long ssl3_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok);
 392 int ssl3_send_finished(SSL *s, int a, int b, unsigned char *sender,int slen);
 393 int ssl3_num_ciphers(void);
 394 SSL_CIPHER *ssl3_get_cipher(unsigned int u);
 395 int ssl3_renegotiate(SSL *ssl);
 396 int ssl3_renegotiate_check(SSL *ssl);
 397 int ssl3_dispatch_alert(SSL *s);
 398 int ssl3_read_bytes(SSL *s, int type, char *buf, int len);
 399 int ssl3_part_read(SSL *s, int i);
 400 int ssl3_write_bytes(SSL *s, int type, char *buf, int len);
 401 int ssl3_final_finish_mac(SSL *s, EVP_MD_CTX *ctx1,EVP_MD_CTX *ctx2,
 402         unsigned char *sender, int slen,unsigned char *p);
 403 int ssl3_cert_verify_mac(SSL *s, EVP_MD_CTX *in, unsigned char *p);
 404 void ssl3_finish_mac(SSL *s, unsigned char *buf, int len);
 405 int ssl3_enc(SSL *s, int send_data);
 406 int ssl3_mac(SSL *ssl, unsigned char *md, int send_data);
 407 unsigned long ssl3_output_cert_chain(SSL *s, X509 *x);
 408 SSL_CIPHER *ssl3_choose_cipher(SSL *ssl,STACK *have,STACK *pref);
 409 int     ssl3_setup_buffers(SSL *s);
 410 int     ssl3_new(SSL *s);
 411 void    ssl3_free(SSL *s);
 412 int     ssl3_accept(SSL *s);
 413 int     ssl3_connect(SSL *s);
 414 int     ssl3_read(SSL *s, char *buf, int len);
 415 int     ssl3_peek(SSL *s,char *buf, int len);
 416 int     ssl3_write(SSL *s, char *buf, int len);
 417 int     ssl3_shutdown(SSL *s);
 418 void    ssl3_clear(SSL *s);
 419 long    ssl3_ctrl(SSL *s,int cmd, long larg, char *parg);
 420 long    ssl3_ctx_ctrl(SSL_CTX *s,int cmd, long larg, char *parg);
 421 int     ssl3_pending(SSL *s);
 422
 423 int ssl23_accept(SSL *s);
 424 int ssl23_connect(SSL *s);
 425 int ssl23_read_bytes(SSL *s, int n);
 426 int ssl23_write_bytes(SSL *s);
 427
 428 int tls1_new(SSL *s);
 429 void tls1_free(SSL *s);
 430 void tls1_clear(SSL *s);
 431 long tls1_ctrl(SSL *s,int cmd, long larg, char *parg);
 432 SSL_METHOD *tlsv1_base_method(void );
 433
 434
 435 int ssl_init_wbio_buffer(SSL *s, int push);
 436
 437 int tls1_change_cipher_state(SSL *s, int which);
 438 int tls1_setup_key_block(SSL *s);
 439 int tls1_enc(SSL *s, int snd);
 440 int tls1_final_finish_mac(SSL *s, EVP_MD_CTX *in1_ctx, EVP_MD_CTX *in2_ctx,
 441         unsigned char *str, int slen, unsigned char *p);
 442 int tls1_cert_verify_mac(SSL *s, EVP_MD_CTX *in, unsigned char *p);
 443 int tls1_mac(SSL *ssl, unsigned char *md, int snd);
 444 int tls1_generate_master_secret(SSL *s, unsigned char *out,
 445         unsigned char *p, int len);
 446 int tls1_alert_code(int code);
 447 int ssl3_alert_code(int code);
 448
 449
 450 #else
 451
 452 SSL_METHOD *ssl_bad_method();
 453 SSL_METHOD *sslv2_base_method();
 454 SSL_METHOD *sslv23_base_method();
 455 SSL_METHOD *sslv3_base_method();
 456
 457 void ssl_clear_cipher_ctx();
 458 int ssl_clear_bad_session();
 459 CERT *ssl_cert_new();
 460 void ssl_cert_free();
 461 int ssl_set_cert_type();
 462 int ssl_get_new_session();
 463 int ssl_get_prev_session();
 464 int ssl_cipher_id_cmp();
 465 int ssl_cipher_ptr_id_cmp();
 466 STACK *ssl_bytes_to_cipher_list();
 467 int ssl_cipher_list_to_bytes();
 468 STACK *ssl_create_cipher_list();
 469 void ssl_update_cache();
 470 int ssl_session_get_ciphers();
 471 int ssl_verify_cert_chain();
 472 int ssl_undefined_function();
 473 X509 *ssl_get_server_send_cert();
 474 EVP_PKEY *ssl_get_sign_pkey();
 475 int ssl_cert_type();
 476 void ssl_set_cert_masks();
 477 STACK *ssl_get_ciphers_by_id();
 478 int ssl_verify_alarm_type();
 479
 480 int ssl2_enc_init();
 481 void ssl2_generate_key_material();
 482 void ssl2_enc();
 483 void ssl2_mac();
 484 SSL_CIPHER *ssl2_get_cipher_by_char();
 485 int ssl2_put_cipher_by_char();
 486 int ssl2_part_read();
 487 int ssl2_do_write();
 488 int ssl2_set_certificate();
 489 void ssl2_return_error();
 490 void ssl2_write_error();
 491 int ssl2_num_ciphers();
 492 SSL_CIPHER *ssl2_get_cipher();
 493 int     ssl2_new();
 494 void    ssl2_free();
 495 int     ssl2_accept();
 496 int     ssl2_connect();
 497 int     ssl2_read();
 498 int     ssl2_peek();
 499 int     ssl2_write();
 500 int     ssl2_shutdown();
 501 void    ssl2_clear();
 502 long    ssl2_ctrl();
 503 long    ssl2_ctx_ctrl();
 504 int     ssl2_pending();
 505
 506 SSL_CIPHER *ssl3_get_cipher_by_char();
 507 int ssl3_put_cipher_by_char();
 508 void ssl3_init_finished_mac();
 509 int ssl3_send_server_certificate();
 510 int ssl3_get_finished();
 511 int ssl3_setup_key_block();
 512 int ssl3_send_change_cipher_spec();
 513 int ssl3_change_cipher_state();
 514 void ssl3_cleanup_key_block();
 515 int ssl3_do_write();
 516 void ssl3_send_alert();
 517 int ssl3_generate_master_secret();
 518 int ssl3_get_req_cert_type();
 519 long ssl3_get_message();
 520 int ssl3_send_finished();
 521 int ssl3_num_ciphers();
 522 SSL_CIPHER *ssl3_get_cipher();
 523 int ssl3_renegotiate();
 524 int ssl3_renegotiate_check();
 525 int ssl3_dispatch_alert();
 526 int ssl3_read_bytes();
 527 int ssl3_part_read();
 528 int ssl3_write_bytes();
 529 int ssl3_final_finish_mac();
 530 void ssl3_finish_mac();
 531 int ssl3_enc();
 532 int ssl3_mac();
 533 unsigned long ssl3_output_cert_chain();
 534 SSL_CIPHER *ssl3_choose_cipher();
 535 int     ssl3_setup_buffers();
 536 int     ssl3_new();
 537 void    ssl3_free();
 538 int     ssl3_accept();
 539 int     ssl3_connect();
 540 int     ssl3_read();
 541 int     ssl3_peek();
 542 int     ssl3_write();
 543 int     ssl3_shutdown();
 544 void    ssl3_clear();
 545 long    ssl3_ctrl();
 546 long    ssl3_ctx_ctrl();
 547 int     ssl3_pending();
 548
 549 int ssl23_accept();
 550 int ssl23_connect();
 551 int ssl23_read_bytes();
 552 int ssl23_write_bytes();
 553
 554 int ssl_init_wbio_buffer();
 555
 556 #endif
 557
 558 #endif