source: lab.git/Dev/utvpn/utvpn-unix-v101-7101-public/src/Mayaqua/openssl/ssl3.h @ a1bae3e

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1/* ssl/ssl3.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) 1998-2002 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_SSL3_H
118#define HEADER_SSL3_H
119
120#ifndef OPENSSL_NO_COMP
121#include <openssl/comp.h>
122#endif
123#include <openssl/buffer.h>
124#include <openssl/evp.h>
125#include <openssl/ssl.h>
126#include <openssl/pq_compat.h>
127
128#ifdef  __cplusplus
129extern "C" {
130#endif
131
132#define SSL3_CK_RSA_NULL_MD5            0x03000001
133#define SSL3_CK_RSA_NULL_SHA            0x03000002
134#define SSL3_CK_RSA_RC4_40_MD5          0x03000003
135#define SSL3_CK_RSA_RC4_128_MD5         0x03000004
136#define SSL3_CK_RSA_RC4_128_SHA         0x03000005
137#define SSL3_CK_RSA_RC2_40_MD5          0x03000006
138#define SSL3_CK_RSA_IDEA_128_SHA        0x03000007
139#define SSL3_CK_RSA_DES_40_CBC_SHA      0x03000008
140#define SSL3_CK_RSA_DES_64_CBC_SHA      0x03000009
141#define SSL3_CK_RSA_DES_192_CBC3_SHA        0x0300000A
142
143#define SSL3_CK_DH_DSS_DES_40_CBC_SHA       0x0300000B
144#define SSL3_CK_DH_DSS_DES_64_CBC_SHA       0x0300000C
145#define SSL3_CK_DH_DSS_DES_192_CBC3_SHA     0x0300000D
146#define SSL3_CK_DH_RSA_DES_40_CBC_SHA       0x0300000E
147#define SSL3_CK_DH_RSA_DES_64_CBC_SHA       0x0300000F
148#define SSL3_CK_DH_RSA_DES_192_CBC3_SHA     0x03000010
149
150#define SSL3_CK_EDH_DSS_DES_40_CBC_SHA      0x03000011
151#define SSL3_CK_EDH_DSS_DES_64_CBC_SHA      0x03000012
152#define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA    0x03000013
153#define SSL3_CK_EDH_RSA_DES_40_CBC_SHA      0x03000014
154#define SSL3_CK_EDH_RSA_DES_64_CBC_SHA      0x03000015
155#define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA    0x03000016
156
157#define SSL3_CK_ADH_RC4_40_MD5          0x03000017
158#define SSL3_CK_ADH_RC4_128_MD5         0x03000018
159#define SSL3_CK_ADH_DES_40_CBC_SHA      0x03000019
160#define SSL3_CK_ADH_DES_64_CBC_SHA      0x0300001A
161#define SSL3_CK_ADH_DES_192_CBC_SHA     0x0300001B
162
163#define SSL3_CK_FZA_DMS_NULL_SHA        0x0300001C
164#define SSL3_CK_FZA_DMS_FZA_SHA         0x0300001D
165#if 0 /* Because it clashes with KRB5, is never used any more, and is safe
166     to remove according to David Hopwood <david.hopwood@zetnet.co.uk>
167     of the ietf-tls list */
168#define SSL3_CK_FZA_DMS_RC4_SHA         0x0300001E
169#endif
170
171/*    VRS Additional Kerberos5 entries
172 */
173#define SSL3_CK_KRB5_DES_64_CBC_SHA     0x0300001E
174#define SSL3_CK_KRB5_DES_192_CBC3_SHA       0x0300001F
175#define SSL3_CK_KRB5_RC4_128_SHA        0x03000020
176#define SSL3_CK_KRB5_IDEA_128_CBC_SHA           0x03000021
177#define SSL3_CK_KRB5_DES_64_CBC_MD5         0x03000022
178#define SSL3_CK_KRB5_DES_192_CBC3_MD5           0x03000023
179#define SSL3_CK_KRB5_RC4_128_MD5            0x03000024
180#define SSL3_CK_KRB5_IDEA_128_CBC_MD5       0x03000025
181
182#define SSL3_CK_KRB5_DES_40_CBC_SHA         0x03000026
183#define SSL3_CK_KRB5_RC2_40_CBC_SHA         0x03000027
184#define SSL3_CK_KRB5_RC4_40_SHA         0x03000028
185#define SSL3_CK_KRB5_DES_40_CBC_MD5         0x03000029
186#define SSL3_CK_KRB5_RC2_40_CBC_MD5         0x0300002A
187#define SSL3_CK_KRB5_RC4_40_MD5         0x0300002B
188
189#define SSL3_TXT_RSA_NULL_MD5           "NULL-MD5"
190#define SSL3_TXT_RSA_NULL_SHA           "NULL-SHA"
191#define SSL3_TXT_RSA_RC4_40_MD5         "EXP-RC4-MD5"
192#define SSL3_TXT_RSA_RC4_128_MD5        "RC4-MD5"
193#define SSL3_TXT_RSA_RC4_128_SHA        "RC4-SHA"
194#define SSL3_TXT_RSA_RC2_40_MD5         "EXP-RC2-CBC-MD5"
195#define SSL3_TXT_RSA_IDEA_128_SHA       "IDEA-CBC-SHA"
196#define SSL3_TXT_RSA_DES_40_CBC_SHA     "EXP-DES-CBC-SHA"
197#define SSL3_TXT_RSA_DES_64_CBC_SHA     "DES-CBC-SHA"
198#define SSL3_TXT_RSA_DES_192_CBC3_SHA       "DES-CBC3-SHA"
199
200#define SSL3_TXT_DH_DSS_DES_40_CBC_SHA      "EXP-DH-DSS-DES-CBC-SHA"
201#define SSL3_TXT_DH_DSS_DES_64_CBC_SHA      "DH-DSS-DES-CBC-SHA"
202#define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA    "DH-DSS-DES-CBC3-SHA"
203#define SSL3_TXT_DH_RSA_DES_40_CBC_SHA      "EXP-DH-RSA-DES-CBC-SHA"
204#define SSL3_TXT_DH_RSA_DES_64_CBC_SHA      "DH-RSA-DES-CBC-SHA"
205#define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA    "DH-RSA-DES-CBC3-SHA"
206
207#define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA     "EXP-EDH-DSS-DES-CBC-SHA"
208#define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA     "EDH-DSS-DES-CBC-SHA"
209#define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA   "EDH-DSS-DES-CBC3-SHA"
210#define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA     "EXP-EDH-RSA-DES-CBC-SHA"
211#define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA     "EDH-RSA-DES-CBC-SHA"
212#define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA   "EDH-RSA-DES-CBC3-SHA"
213
214#define SSL3_TXT_ADH_RC4_40_MD5         "EXP-ADH-RC4-MD5"
215#define SSL3_TXT_ADH_RC4_128_MD5        "ADH-RC4-MD5"
216#define SSL3_TXT_ADH_DES_40_CBC_SHA     "EXP-ADH-DES-CBC-SHA"
217#define SSL3_TXT_ADH_DES_64_CBC_SHA     "ADH-DES-CBC-SHA"
218#define SSL3_TXT_ADH_DES_192_CBC_SHA        "ADH-DES-CBC3-SHA"
219
220#define SSL3_TXT_FZA_DMS_NULL_SHA       "FZA-NULL-SHA"
221#define SSL3_TXT_FZA_DMS_FZA_SHA        "FZA-FZA-CBC-SHA"
222#define SSL3_TXT_FZA_DMS_RC4_SHA        "FZA-RC4-SHA"
223
224#define SSL3_TXT_KRB5_DES_64_CBC_SHA        "KRB5-DES-CBC-SHA"
225#define SSL3_TXT_KRB5_DES_192_CBC3_SHA      "KRB5-DES-CBC3-SHA"
226#define SSL3_TXT_KRB5_RC4_128_SHA       "KRB5-RC4-SHA"
227#define SSL3_TXT_KRB5_IDEA_128_CBC_SHA          "KRB5-IDEA-CBC-SHA"
228#define SSL3_TXT_KRB5_DES_64_CBC_MD5        "KRB5-DES-CBC-MD5"
229#define SSL3_TXT_KRB5_DES_192_CBC3_MD5          "KRB5-DES-CBC3-MD5"
230#define SSL3_TXT_KRB5_RC4_128_MD5       "KRB5-RC4-MD5"
231#define SSL3_TXT_KRB5_IDEA_128_CBC_MD5      "KRB5-IDEA-CBC-MD5"
232
233#define SSL3_TXT_KRB5_DES_40_CBC_SHA        "EXP-KRB5-DES-CBC-SHA"
234#define SSL3_TXT_KRB5_RC2_40_CBC_SHA        "EXP-KRB5-RC2-CBC-SHA"
235#define SSL3_TXT_KRB5_RC4_40_SHA        "EXP-KRB5-RC4-SHA"
236#define SSL3_TXT_KRB5_DES_40_CBC_MD5        "EXP-KRB5-DES-CBC-MD5"
237#define SSL3_TXT_KRB5_RC2_40_CBC_MD5        "EXP-KRB5-RC2-CBC-MD5"
238#define SSL3_TXT_KRB5_RC4_40_MD5        "EXP-KRB5-RC4-MD5"
239
240#define SSL3_SSL_SESSION_ID_LENGTH      32
241#define SSL3_MAX_SSL_SESSION_ID_LENGTH      32
242
243#define SSL3_MASTER_SECRET_SIZE         48
244#define SSL3_RANDOM_SIZE            32
245#define SSL3_SESSION_ID_SIZE            32
246#define SSL3_RT_HEADER_LENGTH           5
247
248/* Due to MS stuffing up, this can change.... */
249#if defined(OPENSSL_SYS_WIN16) || \
250    (defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN32))
251#define SSL3_RT_MAX_EXTRA           (14000)
252#else
253#define SSL3_RT_MAX_EXTRA           (16384)
254#endif
255
256#define SSL3_RT_MAX_PLAIN_LENGTH        16384
257#define SSL3_RT_MAX_COMPRESSED_LENGTH   (1024+SSL3_RT_MAX_PLAIN_LENGTH)
258#define SSL3_RT_MAX_ENCRYPTED_LENGTH    (1024+SSL3_RT_MAX_COMPRESSED_LENGTH)
259#define SSL3_RT_MAX_PACKET_SIZE     (SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH)
260#define SSL3_RT_MAX_DATA_SIZE           (1024*1024)
261
262#define SSL3_MD_CLIENT_FINISHED_CONST   "\x43\x4C\x4E\x54"
263#define SSL3_MD_SERVER_FINISHED_CONST   "\x53\x52\x56\x52"
264
265#define SSL3_VERSION            0x0300
266#define SSL3_VERSION_MAJOR      0x03
267#define SSL3_VERSION_MINOR      0x00
268
269#define SSL3_RT_CHANGE_CIPHER_SPEC  20
270#define SSL3_RT_ALERT           21
271#define SSL3_RT_HANDSHAKE       22
272#define SSL3_RT_APPLICATION_DATA    23
273
274#define SSL3_AL_WARNING         1
275#define SSL3_AL_FATAL           2
276
277#define SSL3_AD_CLOSE_NOTIFY         0
278#define SSL3_AD_UNEXPECTED_MESSAGE  10  /* fatal */
279#define SSL3_AD_BAD_RECORD_MAC      20  /* fatal */
280#define SSL3_AD_DECOMPRESSION_FAILURE   30  /* fatal */
281#define SSL3_AD_HANDSHAKE_FAILURE   40  /* fatal */
282#define SSL3_AD_NO_CERTIFICATE      41
283#define SSL3_AD_BAD_CERTIFICATE     42
284#define SSL3_AD_UNSUPPORTED_CERTIFICATE 43
285#define SSL3_AD_CERTIFICATE_REVOKED 44
286#define SSL3_AD_CERTIFICATE_EXPIRED 45
287#define SSL3_AD_CERTIFICATE_UNKNOWN 46
288#define SSL3_AD_ILLEGAL_PARAMETER   47  /* fatal */
289
290typedef struct ssl3_record_st
291    {
292/*r */  int type;               /* type of record */
293/*rw*/  unsigned int length;    /* How many bytes available */
294/*r */  unsigned int off;       /* read/write offset into 'buf' */
295/*rw*/  unsigned char *data;    /* pointer to the record data */
296/*rw*/  unsigned char *input;   /* where the decode bytes are */
297/*r */  unsigned char *comp;    /* only used with decompression - malloc()ed */
298/*r */  unsigned long epoch;    /* epoch number, needed by DTLS1 */
299/*r */  PQ_64BIT seq_num;       /* sequence number, needed by DTLS1 */
300    } SSL3_RECORD;
301
302typedef struct ssl3_buffer_st
303    {
304    unsigned char *buf;     /* at least SSL3_RT_MAX_PACKET_SIZE bytes,
305                             * see ssl3_setup_buffers() */
306    size_t len;             /* buffer size */
307    int offset;             /* where to 'copy from' */
308    int left;               /* how many bytes left */
309    } SSL3_BUFFER;
310
311#define SSL3_CT_RSA_SIGN            1
312#define SSL3_CT_DSS_SIGN            2
313#define SSL3_CT_RSA_FIXED_DH            3
314#define SSL3_CT_DSS_FIXED_DH            4
315#define SSL3_CT_RSA_EPHEMERAL_DH        5
316#define SSL3_CT_DSS_EPHEMERAL_DH        6
317#define SSL3_CT_FORTEZZA_DMS            20
318/* SSL3_CT_NUMBER is used to size arrays and it must be large
319 * enough to contain all of the cert types defined either for
320 * SSLv3 and TLSv1.
321 */
322#define SSL3_CT_NUMBER          7
323
324
325#define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS   0x0001
326#define SSL3_FLAGS_DELAY_CLIENT_FINISHED    0x0002
327#define SSL3_FLAGS_POP_BUFFER           0x0004
328#define TLS1_FLAGS_TLS_PADDING_BUG      0x0008
329
330typedef struct ssl3_state_st
331    {
332    long flags;
333    int delay_buf_pop_ret;
334
335    unsigned char read_sequence[8];
336    unsigned char read_mac_secret[EVP_MAX_MD_SIZE];
337    unsigned char write_sequence[8];
338    unsigned char write_mac_secret[EVP_MAX_MD_SIZE];
339
340    unsigned char server_random[SSL3_RANDOM_SIZE];
341    unsigned char client_random[SSL3_RANDOM_SIZE];
342
343    /* flags for countermeasure against known-IV weakness */
344    int need_empty_fragments;
345    int empty_fragment_done;
346
347    SSL3_BUFFER rbuf;   /* read IO goes into here */
348    SSL3_BUFFER wbuf;   /* write IO goes into here */
349
350    SSL3_RECORD rrec;   /* each decoded record goes in here */
351    SSL3_RECORD wrec;   /* goes out from here */
352
353    /* storage for Alert/Handshake protocol data received but not
354     * yet processed by ssl3_read_bytes: */
355    unsigned char alert_fragment[2];
356    unsigned int alert_fragment_len;
357    unsigned char handshake_fragment[4];
358    unsigned int handshake_fragment_len;
359
360    /* partial write - check the numbers match */
361    unsigned int wnum;  /* number of bytes sent so far */
362    int wpend_tot;      /* number bytes written */
363    int wpend_type;
364    int wpend_ret;      /* number of bytes submitted */
365    const unsigned char *wpend_buf;
366
367    /* used during startup, digest all incoming/outgoing packets */
368    EVP_MD_CTX finish_dgst1;
369    EVP_MD_CTX finish_dgst2;
370
371    /* this is set whenerver we see a change_cipher_spec message
372     * come in when we are not looking for one */
373    int change_cipher_spec;
374
375    int warn_alert;
376    int fatal_alert;
377    /* we allow one fatal and one warning alert to be outstanding,
378     * send close alert via the warning alert */
379    int alert_dispatch;
380    unsigned char send_alert[2];
381
382    /* This flag is set when we should renegotiate ASAP, basically when
383     * there is no more data in the read or write buffers */
384    int renegotiate;
385    int total_renegotiations;
386    int num_renegotiations;
387
388    int in_read_app_data;
389
390    struct  {
391        /* actually only needs to be 16+20 */
392        unsigned char cert_verify_md[EVP_MAX_MD_SIZE*2];
393
394        /* actually only need to be 16+20 for SSLv3 and 12 for TLS */
395        unsigned char finish_md[EVP_MAX_MD_SIZE*2];
396        int finish_md_len;
397        unsigned char peer_finish_md[EVP_MAX_MD_SIZE*2];
398        int peer_finish_md_len;
399       
400        unsigned long message_size;
401        int message_type;
402
403        /* used to hold the new cipher we are going to use */
404        SSL_CIPHER *new_cipher;
405#ifndef OPENSSL_NO_DH
406        DH *dh;
407#endif
408
409#ifndef OPENSSL_NO_ECDH
410        EC_KEY *ecdh; /* holds short lived ECDH key */
411#endif
412
413        /* used when SSL_ST_FLUSH_DATA is entered */
414        int next_state;         
415
416        int reuse_message;
417
418        /* used for certificate requests */
419        int cert_req;
420        int ctype_num;
421        char ctype[SSL3_CT_NUMBER];
422        STACK_OF(X509_NAME) *ca_names;
423
424        int use_rsa_tmp;
425
426        int key_block_length;
427        unsigned char *key_block;
428
429        const EVP_CIPHER *new_sym_enc;
430        const EVP_MD *new_hash;
431#ifndef OPENSSL_NO_COMP
432        const SSL_COMP *new_compression;
433#else
434        char *new_compression;
435#endif
436        int cert_request;
437        } tmp;
438
439    } SSL3_STATE;
440
441
442/* SSLv3 */
443/*client */
444/* extra state */
445#define SSL3_ST_CW_FLUSH        (0x100|SSL_ST_CONNECT)
446/* write to server */
447#define SSL3_ST_CW_CLNT_HELLO_A     (0x110|SSL_ST_CONNECT)
448#define SSL3_ST_CW_CLNT_HELLO_B     (0x111|SSL_ST_CONNECT)
449/* read from server */
450#define SSL3_ST_CR_SRVR_HELLO_A     (0x120|SSL_ST_CONNECT)
451#define SSL3_ST_CR_SRVR_HELLO_B     (0x121|SSL_ST_CONNECT)
452#define DTLS1_ST_CR_HELLO_VERIFY_REQUEST_A (0x126|SSL_ST_CONNECT)
453#define DTLS1_ST_CR_HELLO_VERIFY_REQUEST_B (0x127|SSL_ST_CONNECT)
454#define SSL3_ST_CR_CERT_A       (0x130|SSL_ST_CONNECT)
455#define SSL3_ST_CR_CERT_B       (0x131|SSL_ST_CONNECT)
456#define SSL3_ST_CR_KEY_EXCH_A       (0x140|SSL_ST_CONNECT)
457#define SSL3_ST_CR_KEY_EXCH_B       (0x141|SSL_ST_CONNECT)
458#define SSL3_ST_CR_CERT_REQ_A       (0x150|SSL_ST_CONNECT)
459#define SSL3_ST_CR_CERT_REQ_B       (0x151|SSL_ST_CONNECT)
460#define SSL3_ST_CR_SRVR_DONE_A      (0x160|SSL_ST_CONNECT)
461#define SSL3_ST_CR_SRVR_DONE_B      (0x161|SSL_ST_CONNECT)
462/* write to server */
463#define SSL3_ST_CW_CERT_A       (0x170|SSL_ST_CONNECT)
464#define SSL3_ST_CW_CERT_B       (0x171|SSL_ST_CONNECT)
465#define SSL3_ST_CW_CERT_C       (0x172|SSL_ST_CONNECT)
466#define SSL3_ST_CW_CERT_D       (0x173|SSL_ST_CONNECT)
467#define SSL3_ST_CW_KEY_EXCH_A       (0x180|SSL_ST_CONNECT)
468#define SSL3_ST_CW_KEY_EXCH_B       (0x181|SSL_ST_CONNECT)
469#define SSL3_ST_CW_CERT_VRFY_A      (0x190|SSL_ST_CONNECT)
470#define SSL3_ST_CW_CERT_VRFY_B      (0x191|SSL_ST_CONNECT)
471#define SSL3_ST_CW_CHANGE_A     (0x1A0|SSL_ST_CONNECT)
472#define SSL3_ST_CW_CHANGE_B     (0x1A1|SSL_ST_CONNECT)
473#define SSL3_ST_CW_FINISHED_A       (0x1B0|SSL_ST_CONNECT)
474#define SSL3_ST_CW_FINISHED_B       (0x1B1|SSL_ST_CONNECT)
475/* read from server */
476#define SSL3_ST_CR_CHANGE_A     (0x1C0|SSL_ST_CONNECT)
477#define SSL3_ST_CR_CHANGE_B     (0x1C1|SSL_ST_CONNECT)
478#define SSL3_ST_CR_FINISHED_A       (0x1D0|SSL_ST_CONNECT)
479#define SSL3_ST_CR_FINISHED_B       (0x1D1|SSL_ST_CONNECT)
480
481/* server */
482/* extra state */
483#define SSL3_ST_SW_FLUSH        (0x100|SSL_ST_ACCEPT)
484/* read from client */
485/* Do not change the number values, they do matter */
486#define SSL3_ST_SR_CLNT_HELLO_A     (0x110|SSL_ST_ACCEPT)
487#define SSL3_ST_SR_CLNT_HELLO_B     (0x111|SSL_ST_ACCEPT)
488#define SSL3_ST_SR_CLNT_HELLO_C     (0x112|SSL_ST_ACCEPT)
489/* write to client */
490#define DTLS1_ST_SW_HELLO_VERIFY_REQUEST_A (0x113|SSL_ST_ACCEPT)
491#define DTLS1_ST_SW_HELLO_VERIFY_REQUEST_B (0x114|SSL_ST_ACCEPT)
492#define SSL3_ST_SW_HELLO_REQ_A      (0x120|SSL_ST_ACCEPT)
493#define SSL3_ST_SW_HELLO_REQ_B      (0x121|SSL_ST_ACCEPT)
494#define SSL3_ST_SW_HELLO_REQ_C      (0x122|SSL_ST_ACCEPT)
495#define SSL3_ST_SW_SRVR_HELLO_A     (0x130|SSL_ST_ACCEPT)
496#define SSL3_ST_SW_SRVR_HELLO_B     (0x131|SSL_ST_ACCEPT)
497#define SSL3_ST_SW_CERT_A       (0x140|SSL_ST_ACCEPT)
498#define SSL3_ST_SW_CERT_B       (0x141|SSL_ST_ACCEPT)
499#define SSL3_ST_SW_KEY_EXCH_A       (0x150|SSL_ST_ACCEPT)
500#define SSL3_ST_SW_KEY_EXCH_B       (0x151|SSL_ST_ACCEPT)
501#define SSL3_ST_SW_CERT_REQ_A       (0x160|SSL_ST_ACCEPT)
502#define SSL3_ST_SW_CERT_REQ_B       (0x161|SSL_ST_ACCEPT)
503#define SSL3_ST_SW_SRVR_DONE_A      (0x170|SSL_ST_ACCEPT)
504#define SSL3_ST_SW_SRVR_DONE_B      (0x171|SSL_ST_ACCEPT)
505/* read from client */
506#define SSL3_ST_SR_CERT_A       (0x180|SSL_ST_ACCEPT)
507#define SSL3_ST_SR_CERT_B       (0x181|SSL_ST_ACCEPT)
508#define SSL3_ST_SR_KEY_EXCH_A       (0x190|SSL_ST_ACCEPT)
509#define SSL3_ST_SR_KEY_EXCH_B       (0x191|SSL_ST_ACCEPT)
510#define SSL3_ST_SR_CERT_VRFY_A      (0x1A0|SSL_ST_ACCEPT)
511#define SSL3_ST_SR_CERT_VRFY_B      (0x1A1|SSL_ST_ACCEPT)
512#define SSL3_ST_SR_CHANGE_A     (0x1B0|SSL_ST_ACCEPT)
513#define SSL3_ST_SR_CHANGE_B     (0x1B1|SSL_ST_ACCEPT)
514#define SSL3_ST_SR_FINISHED_A       (0x1C0|SSL_ST_ACCEPT)
515#define SSL3_ST_SR_FINISHED_B       (0x1C1|SSL_ST_ACCEPT)
516/* write to client */
517#define SSL3_ST_SW_CHANGE_A     (0x1D0|SSL_ST_ACCEPT)
518#define SSL3_ST_SW_CHANGE_B     (0x1D1|SSL_ST_ACCEPT)
519#define SSL3_ST_SW_FINISHED_A       (0x1E0|SSL_ST_ACCEPT)
520#define SSL3_ST_SW_FINISHED_B       (0x1E1|SSL_ST_ACCEPT)
521
522#define SSL3_MT_HELLO_REQUEST           0
523#define SSL3_MT_CLIENT_HELLO            1
524#define SSL3_MT_SERVER_HELLO            2
525#define SSL3_MT_CERTIFICATE         11
526#define SSL3_MT_SERVER_KEY_EXCHANGE     12
527#define SSL3_MT_CERTIFICATE_REQUEST     13
528#define SSL3_MT_SERVER_DONE         14
529#define SSL3_MT_CERTIFICATE_VERIFY      15
530#define SSL3_MT_CLIENT_KEY_EXCHANGE     16
531#define SSL3_MT_FINISHED            20
532#define DTLS1_MT_HELLO_VERIFY_REQUEST    3
533
534
535#define SSL3_MT_CCS             1
536
537/* These are used when changing over to a new cipher */
538#define SSL3_CC_READ        0x01
539#define SSL3_CC_WRITE       0x02
540#define SSL3_CC_CLIENT      0x10
541#define SSL3_CC_SERVER      0x20
542#define SSL3_CHANGE_CIPHER_CLIENT_WRITE (SSL3_CC_CLIENT|SSL3_CC_WRITE) 
543#define SSL3_CHANGE_CIPHER_SERVER_READ  (SSL3_CC_SERVER|SSL3_CC_READ)
544#define SSL3_CHANGE_CIPHER_CLIENT_READ  (SSL3_CC_CLIENT|SSL3_CC_READ)
545#define SSL3_CHANGE_CIPHER_SERVER_WRITE (SSL3_CC_SERVER|SSL3_CC_WRITE)
546
547#ifdef  __cplusplus
548}
549#endif
550#endif
551
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