Import of openssl-0.9.8, a feature release.
[dragonfly.git] / crypto / openssl-0.9 / ssl / t1_lib.c
CommitLineData
56276539
SS
1/* ssl/t1_lib.c */
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#include <stdio.h>
60#include <openssl/objects.h>
61#include "ssl_locl.h"
62
63const char *tls1_version_str="TLSv1" OPENSSL_VERSION_PTEXT;
64
65static long tls1_default_timeout(void);
66
67static SSL3_ENC_METHOD TLSv1_enc_data={
68 tls1_enc,
69 tls1_mac,
70 tls1_setup_key_block,
71 tls1_generate_master_secret,
72 tls1_change_cipher_state,
73 tls1_final_finish_mac,
74 TLS1_FINISH_MAC_LENGTH,
75 tls1_cert_verify_mac,
76 TLS_MD_CLIENT_FINISH_CONST,TLS_MD_CLIENT_FINISH_CONST_SIZE,
77 TLS_MD_SERVER_FINISH_CONST,TLS_MD_SERVER_FINISH_CONST_SIZE,
78 tls1_alert_code,
79 };
80
81static SSL_METHOD TLSv1_data= {
82 TLS1_VERSION,
83 tls1_new,
84 tls1_clear,
85 tls1_free,
86 ssl_undefined_function,
87 ssl_undefined_function,
88 ssl3_read,
89 ssl3_peek,
90 ssl3_write,
91 ssl3_shutdown,
92 ssl3_renegotiate,
93 ssl3_renegotiate_check,
94 ssl3_get_message,
95 ssl3_read_bytes,
96 ssl3_write_bytes,
97 ssl3_dispatch_alert,
98 ssl3_ctrl,
99 ssl3_ctx_ctrl,
100 ssl3_get_cipher_by_char,
101 ssl3_put_cipher_by_char,
102 ssl3_pending,
103 ssl3_num_ciphers,
104 ssl3_get_cipher,
105 ssl_bad_method,
106 tls1_default_timeout,
107 &TLSv1_enc_data,
108 ssl_undefined_void_function,
109 ssl3_callback_ctrl,
110 ssl3_ctx_callback_ctrl,
111 };
112
113static long tls1_default_timeout(void)
114 {
115 /* 2 hours, the 24 hours mentioned in the TLSv1 spec
116 * is way too long for http, the cache would over fill */
117 return(60*60*2);
118 }
119
120SSL_METHOD *tlsv1_base_method(void)
121 {
122 return(&TLSv1_data);
123 }
124
125int tls1_new(SSL *s)
126 {
127 if (!ssl3_new(s)) return(0);
128 s->method->ssl_clear(s);
129 return(1);
130 }
131
132void tls1_free(SSL *s)
133 {
134 ssl3_free(s);
135 }
136
137void tls1_clear(SSL *s)
138 {
139 ssl3_clear(s);
140 s->version=TLS1_VERSION;
141 }
142
143#if 0
144long tls1_ctrl(SSL *s, int cmd, long larg, char *parg)
145 {
146 return(0);
147 }
148
149long tls1_callback_ctrl(SSL *s, int cmd, void *(*fp)())
150 {
151 return(0);
152 }
153#endif