1 /* $OpenBSD: t1_meth.c,v 1.25 2018/08/30 16:56:16 jsing Exp $ */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
61 #include <openssl/objects.h>
65 static const SSL_METHOD
*tls1_get_method(int ver
);
67 static const SSL_METHOD_INTERNAL TLS_method_internal_data
= {
68 .version
= TLS1_2_VERSION
,
69 .min_version
= TLS1_VERSION
,
70 .max_version
= TLS1_2_VERSION
,
72 .ssl_clear
= tls1_clear
,
73 .ssl_free
= tls1_free
,
74 .ssl_accept
= ssl3_accept
,
75 .ssl_connect
= ssl3_connect
,
76 .get_ssl_method
= tls1_get_method
,
77 .get_timeout
= tls1_default_timeout
,
78 .ssl_version
= ssl_undefined_void_function
,
79 .ssl_renegotiate
= ssl_undefined_function
,
80 .ssl_renegotiate_check
= ssl_ok
,
81 .ssl_get_message
= ssl3_get_message
,
82 .ssl_read_bytes
= ssl3_read_bytes
,
83 .ssl_write_bytes
= ssl3_write_bytes
,
84 .ssl3_enc
= &TLSv1_2_enc_data
,
87 static const SSL_METHOD TLS_method_data
= {
88 .ssl_dispatch_alert
= ssl3_dispatch_alert
,
89 .num_ciphers
= ssl3_num_ciphers
,
90 .get_cipher
= ssl3_get_cipher
,
91 .get_cipher_by_char
= ssl3_get_cipher_by_char
,
92 .put_cipher_by_char
= ssl3_put_cipher_by_char
,
93 .internal
= &TLS_method_internal_data
,
96 static const SSL_METHOD_INTERNAL TLSv1_method_internal_data
= {
97 .version
= TLS1_VERSION
,
98 .min_version
= TLS1_VERSION
,
99 .max_version
= TLS1_VERSION
,
101 .ssl_clear
= tls1_clear
,
102 .ssl_free
= tls1_free
,
103 .ssl_accept
= ssl3_accept
,
104 .ssl_connect
= ssl3_connect
,
105 .get_ssl_method
= tls1_get_method
,
106 .get_timeout
= tls1_default_timeout
,
107 .ssl_version
= ssl_undefined_void_function
,
108 .ssl_renegotiate
= ssl3_renegotiate
,
109 .ssl_renegotiate_check
= ssl3_renegotiate_check
,
110 .ssl_get_message
= ssl3_get_message
,
111 .ssl_read_bytes
= ssl3_read_bytes
,
112 .ssl_write_bytes
= ssl3_write_bytes
,
113 .ssl3_enc
= &TLSv1_enc_data
,
116 static const SSL_METHOD TLSv1_method_data
= {
117 .ssl_dispatch_alert
= ssl3_dispatch_alert
,
118 .num_ciphers
= ssl3_num_ciphers
,
119 .get_cipher
= ssl3_get_cipher
,
120 .get_cipher_by_char
= ssl3_get_cipher_by_char
,
121 .put_cipher_by_char
= ssl3_put_cipher_by_char
,
122 .internal
= &TLSv1_method_internal_data
,
125 static const SSL_METHOD_INTERNAL TLSv1_1_method_internal_data
= {
126 .version
= TLS1_1_VERSION
,
127 .min_version
= TLS1_1_VERSION
,
128 .max_version
= TLS1_1_VERSION
,
130 .ssl_clear
= tls1_clear
,
131 .ssl_free
= tls1_free
,
132 .ssl_accept
= ssl3_accept
,
133 .ssl_connect
= ssl3_connect
,
134 .get_ssl_method
= tls1_get_method
,
135 .get_timeout
= tls1_default_timeout
,
136 .ssl_version
= ssl_undefined_void_function
,
137 .ssl_renegotiate
= ssl3_renegotiate
,
138 .ssl_renegotiate_check
= ssl3_renegotiate_check
,
139 .ssl_get_message
= ssl3_get_message
,
140 .ssl_read_bytes
= ssl3_read_bytes
,
141 .ssl_write_bytes
= ssl3_write_bytes
,
142 .ssl3_enc
= &TLSv1_1_enc_data
,
145 static const SSL_METHOD TLSv1_1_method_data
= {
146 .ssl_dispatch_alert
= ssl3_dispatch_alert
,
147 .num_ciphers
= ssl3_num_ciphers
,
148 .get_cipher
= ssl3_get_cipher
,
149 .get_cipher_by_char
= ssl3_get_cipher_by_char
,
150 .put_cipher_by_char
= ssl3_put_cipher_by_char
,
151 .internal
= &TLSv1_1_method_internal_data
,
154 static const SSL_METHOD_INTERNAL TLSv1_2_method_internal_data
= {
155 .version
= TLS1_2_VERSION
,
156 .min_version
= TLS1_2_VERSION
,
157 .max_version
= TLS1_2_VERSION
,
159 .ssl_clear
= tls1_clear
,
160 .ssl_free
= tls1_free
,
161 .ssl_accept
= ssl3_accept
,
162 .ssl_connect
= ssl3_connect
,
163 .get_ssl_method
= tls1_get_method
,
164 .get_timeout
= tls1_default_timeout
,
165 .ssl_version
= ssl_undefined_void_function
,
166 .ssl_renegotiate
= ssl3_renegotiate
,
167 .ssl_renegotiate_check
= ssl3_renegotiate_check
,
168 .ssl_get_message
= ssl3_get_message
,
169 .ssl_read_bytes
= ssl3_read_bytes
,
170 .ssl_write_bytes
= ssl3_write_bytes
,
171 .ssl3_enc
= &TLSv1_2_enc_data
,
174 static const SSL_METHOD TLSv1_2_method_data
= {
175 .ssl_dispatch_alert
= ssl3_dispatch_alert
,
176 .num_ciphers
= ssl3_num_ciphers
,
177 .get_cipher
= ssl3_get_cipher
,
178 .get_cipher_by_char
= ssl3_get_cipher_by_char
,
179 .put_cipher_by_char
= ssl3_put_cipher_by_char
,
180 .internal
= &TLSv1_2_method_internal_data
,
183 static const SSL_METHOD
*
184 tls1_get_method(int ver
)
186 if (ver
== TLS1_2_VERSION
)
187 return (TLSv1_2_method());
188 if (ver
== TLS1_1_VERSION
)
189 return (TLSv1_1_method());
190 if (ver
== TLS1_VERSION
)
191 return (TLSv1_method());
198 return (TLS_method());
204 return &TLS_method_data
;
210 return (&TLSv1_method_data
);
216 return (&TLSv1_1_method_data
);
222 return (&TLSv1_2_method_data
);